CN220221218U - Tail filling type infusion bag preparation equipment - Google Patents
Tail filling type infusion bag preparation equipment Download PDFInfo
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- CN220221218U CN220221218U CN202321195789.1U CN202321195789U CN220221218U CN 220221218 U CN220221218 U CN 220221218U CN 202321195789 U CN202321195789 U CN 202321195789U CN 220221218 U CN220221218 U CN 220221218U
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- filling
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- 238000001802 infusion Methods 0.000 title claims abstract description 402
- 238000002360 preparation method Methods 0.000 title claims abstract description 35
- 238000007789 sealing Methods 0.000 claims abstract description 185
- 238000009924 canning Methods 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 claims description 78
- 238000007599 discharging Methods 0.000 claims description 42
- 239000007788 liquid Substances 0.000 claims description 21
- 239000003814 drug Substances 0.000 claims description 20
- 238000007664 blowing Methods 0.000 claims description 14
- 230000007306 turnover Effects 0.000 claims description 10
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 17
- 238000003466 welding Methods 0.000 description 13
- 239000002699 waste material Substances 0.000 description 11
- 238000003892 spreading Methods 0.000 description 9
- 230000007480 spreading Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 238000007639 printing Methods 0.000 description 6
- 238000013459 approach Methods 0.000 description 5
- 238000009966 trimming Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 238000005429 filling process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 241000252254 Catostomidae Species 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The utility model discloses tail filling type infusion bag preparation equipment, which comprises a bag making device, a tail filling device and a bag delivering device, wherein the bag making device is used for preparing an infusion bag body and reserving an opening at the tail part of an infusion bag; the tail filling device is used for overturning the infusion bag to the tail upwards and clamping the bag tail to convey the infusion bag in cooperation with the bag conveying device, canning the infusion bag for a plurality of times from the bag tail of the infusion bag in conveying, and finally sealing and outputting the infusion bag.
Description
Technical Field
The utility model relates to the technical field of infusion bag preparation, in particular to tail filling type infusion bag preparation equipment.
Background
After the bag body of the infusion bag is molded, the liquid medicine needs to be filled into the bag body, and an infusion bag cover needs to be welded on the head opening of the bag body of the infusion bag so as to tightly seal the infusion needle when the infusion needle punctures, if the liquid medicine is filled from the head opening of the bag body of the infusion bag, then the infusion bag cover is welded, no object is easy to fall into the liquid medicine during welding, the quality of the liquid medicine is seriously affected, and if the infusion bag cover is welded first and then the liquid medicine is filled, the sealing performance of the infusion bag cover can be damaged.
For example, chinese patent application CN105270659a discloses an automatic production line for large infusion of double-hard-tube non-PVC soft bags for tail filling, which comprises a frame and an annular conveyor belt, wherein the frame is provided with an interface conveying part, a printing part, a film drawing part, a bag making part, an interface hot welding and waste corner removing part, an interface cold welding and waste edge removing part, a waste bag rejecting part and a bag transferring part, the rear side of the bag transferring part is provided with a filling part and a tail sealing part in sequence, and the bag transferring part, the filling part and the tail sealing part are all matched with a turntable part. The utility model sequentially connects the procedures of printing, bag forming, welding the interface, removing waste corners and waste edges, removing waste bags, filling, tail sealing, welding and the like on the film material, realizes the automatic production of the non-PVC double-hard-tube tail-filling soft bag infusion on one machine, and forms an automatic production line of the double-hard-tube tail-filling soft bag infusion; and the hot-melting welding cover procedure is removed, so that the content of the liquid medicine is reduced.
However, the above-mentioned soft bag production line of tail filling has the following problems, 1, after the bag preparation of the soft bag is finished, the bag transfer component needs to shuttle between the rotary table component and the annular conveyor belt to transfer the soft bag, so that the tail filling of the soft bag can be carried out, but the conveying efficiency of the soft bag is reduced, and the preparation efficiency of the soft bag of tail filling is low; 2. because only a single filling part is adopted to perform single filling of the soft bags, the filling time of the filling part is long, so that the waiting time of the turntable part is long, the period for sequentially filling a plurality of soft bags is long, and the filling efficiency of a plurality of soft bags is low.
Disclosure of Invention
The utility model provides tail filling type infusion bag preparation equipment, which aims to solve the technical problems of low preparation efficiency and low filling efficiency in the tail filling type infusion bag preparation process.
According to one aspect of the utility model, there is provided a tail-filling type infusion bag preparing apparatus comprising a bag making device for preparing an infusion bag body and reserving an opening at the tail of the infusion bag, a tail filling device for filling the infusion bag at the tail, and a bag delivering device respectively arranged on the bag making device and the tail filling device and used for clamping the bag opening of the infusion bag to deliver the infusion bag; the tail filling device is used for overturning the infusion bag to the tail upwards and clamping the bag tail to convey the infusion bag in cooperation with the bag conveying device, canning the infusion bag for a plurality of times from the bag tail of the infusion bag in conveying, and finally sealing and outputting the infusion bag.
As a further improvement of the above technical scheme:
further, the tail filling device comprises a bag overturning and sucking structure, a bag opening sealing and filling structure and a bag clamping assembly, wherein the bag opening sealing and filling structure is used for enabling the filling channel at the tail of the infusion bag to be flattened so as to seal the tail opening of the infusion bag and further clamp the bag opening of the infusion bag and lift the free part of the infusion bag up, so that the infusion bag is separated from the bag unfolding and sealing out of the bag device, and the bag clamping assembly is used for clamping the tail of the infusion bag to be matched with the bag conveying device to sequentially convey the infusion bag to the bag overturning and sucking structure, the bag opening sealing and filling structure and the bag sealing out of the bag structure.
Further, the sealed filling structure of opening bag includes the opening subassembly that is arranged in the afterbody opening that is used for opening the infusion bag of pressing from both sides the bag subassembly top in order to form the filling passageway to and lay in the filling subassembly that is used for cladding the afterbody of infusion bag and extrudees the filling passageway of infusion bag in order to form sealed space sealed filling liquid medicine of pressing from both sides the bag subassembly top, a plurality of filling subassemblies interval arrange in pressing from both sides the bag subassembly top.
Further, the opening assembly comprises a first rubbing bag clamping piece used for clamping the first end part of the tail part of the infusion bag, a second rubbing bag clamping piece used for clamping the second end part of the tail part of the infusion bag, a rubbing bag driving piece used for driving the first rubbing bag clamping piece and the second rubbing bag clamping piece to be mutually close to each other so as to squeeze the tail part of the infusion bag, a first opening suction cup used for adsorbing the first side surface of the tail part of the infusion bag, a second opening suction cup used for adsorbing the first side surface of the tail part of the infusion bag, and an opening driving piece used for driving the first opening suction cup and the second opening suction cup to be mutually far away from each other so as to open a filling channel of the tail part of the infusion bag, wherein the second rubbing bag clamping piece is connected with the first rubbing bag clamping piece and the second rubbing bag clamping piece respectively.
Further, the filling assembly comprises a sealing mechanism, a filling bag mechanism and a blowing mechanism, wherein the sealing mechanism is provided with a sealing cavity for the bag tail of the coated infusion bag, the filling mechanism is used for extending into the infusion bag in the sealing cavity to form a sealed cavity in cooperation with the sealing mechanism so as to seal and fill the liquid medicine into the conveying bag, the filling bag mechanism is used for clamping the tail of the infusion bag before filling by the filling mechanism, and the blowing mechanism is communicated with the filling mechanism and used for blowing gas into the infusion bag before filling so as to prop open the infusion bag.
Further, the bag clamping assembly comprises a scissor arm mechanism, a first bag clamping piece, a second bag clamping piece and a bag clamping driving piece, wherein the scissor arm mechanism is provided with two free ends which are oppositely arranged, the first bag clamping piece is slidably arranged on one free end of the scissor arm mechanism, the second bag clamping piece is slidably arranged on the other free end of the scissor arm mechanism, the scissor arm mechanism is used for driving the two free ends to be close to each other so as to link the first bag clamping piece and the second bag clamping piece to be close to each other for clamping an infusion bag or driving the two free ends to be far away from each other so as to link the first bag clamping piece and the second bag clamping piece to be far away from each other for loosening the infusion bag, and the bag clamping driving piece is connected with the first bag clamping piece and the second bag clamping piece respectively and is used for driving the first bag clamping piece and the second bag clamping piece to synchronously move in the same direction in a straight line direction and to slide back and forth.
Further, the bag overturning and absorbing structure comprises a bag overturning assembly and a absorbing and fixing assembly, wherein the bag overturning assembly is arranged on the side edge of the bag conveying device and used for bearing the free part of the infusion bag after the preparation of the infusion bag is completed, so that the tail part of the infusion bag faces upwards through rotating the free part of the infusion bag, and the absorbing and fixing assembly is arranged above the bag overturning assembly and used for absorbing or loosening the bag tail of the infusion bag after the tail part of the infusion bag faces upwards.
Further, turn over the bag subassembly and include the bag supporting seat that turns over that cloth was located the side of bag feeding device, the stiff end with turn over the articulated bag cylinder that turns over of bag supporting seat, with turn over the articulated bag connecting rod of output of bag cylinder to and with turn over the bag connecting rod and be connected and rotationally arrange the board that turns over on the bag supporting seat that turns over, turn over the stiff end of bag cylinder and turn over the board interval and arrange on turning over the bag supporting seat, turn over the free portion that the bag board is used for bearing the infusion bag.
Further, the suction fixing assembly comprises a cylinder mounting plate arranged above the bag turning assembly, a bag sucking cylinder arranged on the cylinder mounting plate, a sucking disc mounting plate arranged on the bag sucking cylinder and a bag sucking disc arranged on the sucking disc mounting plate and communicated with the bag sucking cylinder.
Further, the bag opening sealing structure is arranged on the bag opening sealing assembly above the bag clamping assembly and used for flattening a filling channel at the tail part of the infusion bag, the bag opening sealing assembly is arranged above the bag opening clamping assembly and used for sealing the tail part opening of the infusion bag, the jacking bag opening sealing assembly is arranged on the side edge of the bag conveying device and is positioned below the bag opening sealing assembly, and the jacking bag opening sealing assembly is used for clamping the bag opening of the infusion bag after the bag opening clamping assembly loosens the infusion bag and jacking the free part of the infusion bag so that the infusion bag is separated from the bag conveying device.
Further, the bag spreading assembly comprises a first bag spreading clamping piece used for clamping the first end part of the tail part of the infusion bag, a second bag spreading clamping piece used for clamping the second end part of the tail part of the infusion bag, and a bag spreading driving piece which is connected with the first bag spreading clamping piece and the second bag spreading clamping piece and used for driving the first bag spreading clamping piece and the second bag spreading clamping piece to be far away from each other so as to enable the filling channel of the tail part of the infusion bag to be flattened.
Further, seal the subassembly and include seal the guide bar, the cover locate seal the first mounting panel that seals on the guide bar, the cover locate seal the second mounting panel that seals on the guide bar, the output is connected with first sealing cylinder that is used for promoting first sealing mounting panel towards second sealing mounting panel motion that seals the mounting panel, the output is connected with second sealing mounting panel be used for promoting second sealing cylinder that seals the mounting panel towards first sealing mounting panel motion, lay the first mould that seals on first sealing mounting panel, and lay the second sealing mould that seals on second sealing mounting panel and lay corresponding with first sealing mould, first sealing cylinder and second sealing cylinder lay the second sealing cylinder and be used for driving first sealing mounting panel and second sealing mounting panel and be close to each other in order to drive first sealing mould and second sealing mould and be close to each other the centre gripping and seal the afterbody opening of infusion bag in step.
Further, the jacking bag-out assembly comprises a bag-out mounting plate, a jacking piece arranged on the bag-out mounting plate, a bag-out supporting seat connected with the output end of the jacking piece, a bag-out clamping piece arranged on the bag-out supporting seat and used for clamping the bag mouth of the infusion bag, and a bag-out overturning piece hinged with the bag-out seat, wherein the bag-out overturning piece is used for bearing the free part of the infusion bag and enabling the free part of the infusion bag borne on the bag-out overturning piece to be flatly placed along with the overturning of the bag-out overturning piece.
The utility model has the following beneficial effects:
according to the tail filling type infusion bag preparation equipment, the infusion bag body is prepared through the bag preparation device, the opening is reserved at the tail of the infusion bag, the tail filling of the infusion bag is facilitated, the bag opening of the infusion bag is clamped through the bag conveying device, the infusion bag is conveyed in the bag preparation device and the tail filling device respectively, the infusion bag is filled through the tail filling device, in the tail filling process of the infusion bag, the infusion bag is firstly turned to the tail upwards and clamped to be matched with the bag conveying device for conveying the infusion bag, then the infusion bag is sealed and filled for multiple times from the tail of the infusion bag in conveying, and finally the infusion bag is output in a sealing mode, so that the single filling time of the infusion bag is greatly shortened, the waiting time of the bag conveying device is further shortened, the filling period of a plurality of infusion bags is shortened, the filling efficiency is improved, compared with the prior art, the preparation efficiency of the infusion bag is high, the infusion bag is not required to be transferred before the tail filling, the infusion bag is high in the conveying efficiency, the preparation efficiency is high, the infusion bag is widely used for multiple filling efficiency, and the infusion bag is widely used for multiple filling of infusion bags through the infusion bag is shortened, and the infusion bag is widely used in the filling cycle is greatly shortened.
In addition to the objects, features and advantages described above, the present utility model has other objects, features and advantages. The present utility model will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
FIG. 1 is a schematic structural view of a tail-pouring type infusion bag preparing device according to a preferred embodiment of the utility model;
FIG. 2 is a schematic view showing a part of the structure of a tail-pouring type infusion bag preparing device according to a preferred embodiment of the utility model;
FIG. 3 is a schematic view of the structure of a bag turning assembly in the tail-filling type infusion bag manufacturing device according to the preferred embodiment of the utility model;
FIG. 4 is a schematic view of the structure of a bag turning assembly in the tail-filling type infusion bag manufacturing device according to the preferred embodiment of the utility model;
FIG. 5 is a schematic view of the structure of a bag clamping assembly in the tail-pouring type infusion bag manufacturing device according to the preferred embodiment of the utility model;
FIG. 6 is a schematic view showing a part of the structure of the apparatus for preparing a tail-pouring type infusion bag according to the preferred embodiment of the utility model;
FIG. 7 is a schematic view showing a part of the structure of a manufacturing apparatus for a tail-pouring type infusion bag according to a preferred embodiment of the utility model;
FIG. 8 is a schematic structural view of a filling assembly in a tail-filling type infusion bag preparing apparatus according to a preferred embodiment of the utility model;
FIG. 9 is a schematic structural view of a filling assembly in a tail-filling type infusion bag preparing apparatus according to a preferred embodiment of the utility model;
FIG. 10 is a schematic view of the seal assembly of the tail-pouring type infusion bag manufacturing device according to the preferred embodiment of the utility model;
FIG. 11 is a schematic view of the structure of the lift-out bag assembly in the tail-fill infusion bag making apparatus according to the preferred embodiment of the present utility model;
FIG. 12 is a schematic view of the structure of the lift-out bag assembly in the tail-fill infusion bag making apparatus of the preferred embodiment of the present utility model;
fig. 13 is a schematic structural view of a suction and fixation assembly in a tail-pouring type infusion bag manufacturing apparatus according to a preferred embodiment of the utility model.
Legend description:
100. a bag making device; 110. a film feeding component; 120. an ion wind dust removal assembly; 130. a printing component; 140. a film pulling assembly; 150. a molding assembly; 160. an interface welding assembly; 170. the interface is welded with a waste corner removing component; 180. an interface trimming and trimming assembly; 200. tail irrigation device; 210. a bag turning assembly; 211. a bag overturning supporting seat; 212. a bag turning cylinder; 213. a bag turning connecting rod; 214. a bag turning plate; 220. a suction-fixing component; 221. a cylinder mounting plate; 222. a bag suction cylinder; 223. a sucker mounting plate; 224. a suction bag sucker; 230. a bag clamping assembly; 231. a scissor arm mechanism; 232. a first bag clamping member; 233. a second bag clamping member; 234. a bag clamping driving member; 240. a bag opening assembly; 241. a first bag rubbing holder; 242. a second rubbing bag holder; 243. a bag rubbing driving member; 244. a first open-mouth suction cup; 245. a second open-mouth suction cup; 246. a bag opening driving member; 250. a filling assembly; 251. a sealing mechanism; 252. a filling mechanism; 253. filling a bag clamping mechanism; 254. an air blowing mechanism; 260. a bag expanding assembly; 261. a first pouch-spreading clip; 262. a second pouch-stretching clamp; 263. a bag-expanding driving member; 270. a seal assembly; 271. sealing the guide rod; 272. a first seal mounting plate; 273. a second seal mounting plate; 274. a first seal cylinder; 275. a second seal cylinder; 276. a first sealing mold; 277. a second sealing mold; 280. jacking the bag discharging assembly; 281. a bag discharging mounting plate; 282. a jacking member; 283. a bag outlet supporting seat; 284. a bag outlet clamping piece; 285. a bag discharging overturning piece; 290. a lifting frame; 300. a bag feeding device; 310. a bag feeding mounting seat; 320. a conveyor belt; 330. a bag feeding clamp; 400. and (5) installing a frame.
Detailed Description
Embodiments of the utility model are described in detail below with reference to the attached drawing figures, but the utility model can be practiced in a number of different ways, as defined and covered below.
FIG. 1 is a schematic structural view of a tail-pouring type infusion bag preparing device according to a preferred embodiment of the utility model; FIG. 2 is a schematic view showing a part of the structure of a tail-pouring type infusion bag preparing device according to a preferred embodiment of the utility model; FIG. 3 is a schematic view of the structure of a bag turning assembly in the tail-filling type infusion bag manufacturing device according to the preferred embodiment of the utility model; FIG. 4 is a schematic view of the structure of a bag turning assembly in the tail-filling type infusion bag manufacturing device according to the preferred embodiment of the utility model; FIG. 5 is a schematic view of the structure of a bag clamping assembly in the tail-pouring type infusion bag manufacturing device according to the preferred embodiment of the utility model; FIG. 6 is a schematic view showing a part of the structure of the apparatus for preparing a tail-pouring type infusion bag according to the preferred embodiment of the utility model; FIG. 7 is a schematic view showing a part of the structure of a manufacturing apparatus for a tail-pouring type infusion bag according to a preferred embodiment of the utility model;
FIG. 8 is a schematic structural view of a filling assembly in a tail-filling type infusion bag preparing apparatus according to a preferred embodiment of the utility model; FIG. 9 is a schematic structural view of a filling assembly in a tail-filling type infusion bag preparing apparatus according to a preferred embodiment of the utility model; FIG. 10 is a schematic view of the seal assembly of the tail-pouring type infusion bag manufacturing device according to the preferred embodiment of the utility model; FIG. 11 is a schematic view of the structure of the lift-out bag assembly in the tail-fill infusion bag making apparatus according to the preferred embodiment of the present utility model; fig. 12 is a schematic structural view of a lifting out bag assembly in a tail-filling type infusion bag manufacturing device according to a preferred embodiment of the utility model.
As shown in fig. 1 and 2, the tail-filling type infusion bag preparing apparatus of the present embodiment includes a bag preparing device 100 for preparing an infusion bag body and reserving an opening at the tail of the infusion bag, a tail-filling device 200 for tail-filling the infusion bag, and a bag delivering device 300 for holding the mouth of the infusion bag on the bag preparing device 100 and the tail-filling device 200, respectively, to deliver the infusion bag; the tail filling device 200 is used for overturning the infusion bag to the tail upwards and clamping the bag tail to convey the infusion bag in cooperation with the bag conveying device 300, sealing and canning the infusion bag for a plurality of times from the bag tail of the infusion bag in conveyance, and finally sealing and outputting the infusion bag. Specifically, the tail filling type infusion bag preparation equipment of the utility model prepares an infusion bag body through the bag preparation device 100, and reserves an opening at the tail part of the infusion bag, so that the tail filling of the infusion bag is facilitated, the bag mouth of the infusion bag is clamped through the bag conveying device 300, so that the infusion bag is conveyed in the bag preparation device 100 and the tail filling device 200 respectively, the infusion bag is subjected to tail filling through the tail filling device 200, and in the tail filling process of the infusion bag, the infusion bag is turned over to the tail upwards and clamped to be matched with the bag conveying device 300 for conveying the infusion bag, then the infusion bag is subjected to multiple sealing filling from the tail of the infusion bag in conveying, and finally the infusion bag is sealed and output, so that the multiple filling of a single infusion bag is realized, the single filling time of the infusion bag is greatly shortened, the waiting time of the bag conveying device 300 is further shortened, and the filling cycle of multiple infusion bags is shortened, so that the filling efficiency is improved.
In this embodiment, the tail filling device 200 includes a bag-turning suction structure for turning over the free portion of the infusion bag by rotating the free portion of the infusion bag after the preparation of the infusion bag, and then making the tail of the infusion bag face upwards and adsorbing the bag tail of the infusion bag, a bag-opening sealing filling structure for opening the tail opening of the infusion bag to form a filling channel and then wrapping the tail of the infusion bag and extruding the filling channel of the infusion bag to form a sealed space for sealing and filling the liquid medicine, a bag-opening sealing outlet structure for flattening the filling channel of the tail of the infusion bag to seal the tail opening of the infusion bag, then clamping the bag opening of the infusion bag, and lifting the free portion of the infusion bag, and a bag-opening sealing outlet structure for clamping the tail of the infusion bag to sequentially convey the infusion bag to the bag-turning suction structure, the bag-opening sealing filling structure and the bag-opening sealing outlet structure in cooperation with the bag-conveying device 300. Specifically, the infusion bag with the tail facing upwards is turned over and fixed by the bag turning and sucking structure, the bag clamping assembly 230 conveys the infusion bag with the tail facing upwards into the bag opening sealing and filling structure, so that the infusion bag is filled for multiple times while the opening of the tail of the infusion bag is opened to form a filling channel, and the bag clamping assembly 230 conveys the filled infusion bag into the bag opening sealing and discharging structure, so that the tail of the infusion bag is flattened and sealed and discharged.
In this embodiment, the sealed filling structure of the opening includes an opening assembly 240 disposed above the bag clamping assembly 230 for opening the tail opening of the infusion bag to form a filling channel, and a filling assembly 250 disposed above the bag clamping assembly 230 for wrapping the tail of the infusion bag and extruding the filling channel of the infusion bag to form a sealed space for sealing the filling liquid, where the plurality of filling assemblies 250 are arranged above the bag clamping assembly 230 at intervals. Specifically, the rear opening of the infusion bag is opened through the bag opening assembly 240 to form a filling channel, multiple filling is realized through the multiple filling assemblies 250, and the infusion bags in the components are conveyed through the bag clamping assembly 230.
In this embodiment, the bag turning and absorbing structure includes a bag turning component 210 which is arranged on the side edge of the bag feeding device 300 and is used for carrying the free part of the infusion bag after the preparation of the infusion bag is completed so as to turn the free part of the infusion bag upwards by rotating, and a bag tail absorbing and fixing component 220 which is arranged above the bag turning component 210 and is used for absorbing or loosening the bag tail of the infusion bag after the tail of the infusion bag is upwards. Specifically, the infusion bag is turned over by the bag turning-over assembly 210 so that the tail of the infusion bag faces upwards, and then the infusion bag is adsorbed and fixed by the sucking and fixing assembly 220, so that the clamping and conveying of the bag clamping assembly 230 are facilitated.
In this embodiment, the bag opening sealing and discharging structure is arranged above the bag clamping assembly 230, the bag opening expanding assembly 260 is arranged above the bag clamping assembly 230 and is used for flattening the filling channel at the tail of the infusion bag, the sealing assembly 270 is arranged above the bag clamping assembly 230 and is used for sealing the tail opening of the infusion bag, and the lifting and discharging assembly 280 is arranged at the side edge of the bag conveying device 300 and below the sealing assembly 270, and the lifting and discharging assembly 280 is used for clamping the bag opening of the infusion bag and lifting the free part of the infusion bag after the infusion bag is loosened by the bag clamping assembly 230 so as to separate the infusion bag from the bag conveying device 300. Specifically, the tail of the infusion bag after filling is flattened through the bag unfolding assembly 260, so that the sealing quality in the subsequent sealing process is improved, the tail opening of the infusion bag is sealed through the sealing assembly 270, and finally the infusion bag is lifted up by the bag lifting assembly 280, so that the infusion bag is separated from the bag conveying device 300, and the bag is further realized.
As shown in fig. 6-9, in the present embodiment, the filling assembly 250 includes a sealing mechanism 251, a filling mechanism 252, a filling and bagging mechanism 253, and an air blowing mechanism 254, the sealing mechanism 251 is provided with a sealing cavity for wrapping the bag tail of the infusion bag, the filling mechanism 252 is used for extending into the infusion bag in the sealing cavity to form a sealed cavity in cooperation with the sealing mechanism 251 so as to seal and fill the infusion bag with liquid medicine, the filling and bagging mechanism 253 is used for clamping the tail of the infusion bag before the filling of the filling mechanism 252, and the air blowing mechanism 254 is communicated with the filling mechanism 252 and is used for blowing air into the infusion bag before the filling to open the infusion bag. Specifically, when the bag clamping assembly 230 and the bag feeding device 300 convey the infusion bag into the first filling assembly 250, the bag clamping mechanism 253 clamps the tail of the infusion bag, the bag clamping assembly 230 loosens the tail of the infusion bag and resets in a reverse motion, the sealing cavity of the sealing mechanism 251 wraps the tail of the infusion bag, the filling mechanism 252 vertically stretches downwards into the filling channel of the infusion bag of the sealing cavity to be matched with the inner wall surface of the sealing cavity to squeeze the bag body of the infusion bag, a closed cavity is formed, then the blowing mechanism 254 blows pure gas into the infusion bag through the filling mechanism 252 to prop open the inner cavity of the infusion bag, the filling mechanism 252 vertically upwards withdraws from a preset height to release pressure, then pressurizes the liquid medicine into the infusion bag, finally the sealing mechanism 251 resets after opening the sealing cavity, the sealing mechanism 252 withdraws out of the sealing cavity to reset, and sequentially and circularly reciprocates to clamp, seal, blow and fill the next infusion bag, the sealing mechanism 251 realizes sealing filling, the sealing and filling, avoids pollution caused by epoxy impurities when the tail of the infusion bag, improves the quality of the infusion bag, and the filling efficiency is further improved by opening the inner cavity of the infusion bag, and the filling quality is further improved. It should be appreciated that only the first filling module 250 needs to be provided with the blowing mechanism 254 and the sealing mechanism 251, and that the other filling modules 250 are subsequently provided with only the filling mechanism 252, and that the filling mechanism 252 is also adapted, since after filling the infusion bag with a portion of the liquid medicine by the filling module 250, the interior cavity of the infusion bag is already opened in the first filling module, without the blowing mechanism 254 opening and sealing by the sealing mechanism 251.
As shown in fig. 6 and 7, in this embodiment, the filling bag mechanism 253 includes a first filling mounting plate, a first filling arm disposed on the first filling mounting plate, a first filling link connected to the first filling mounting plate, a second filling arm disposed on the second filling mounting plate, a second filling link connected to the second filling mounting plate, a first filling linkage cam connected to the first filling link and the second filling link, respectively, and a first filling holding driving member connected to the first filling linkage cam for driving the first filling linkage cam to rotate. Specifically, the first filling linkage cam is driven to rotate through the first filling clamping driving piece so as to drive the first filling connecting rod and the second filling connecting rod to move relatively, and then drive the first filling mounting plate and the second filling mounting plate to move relatively, so that the second filling arm and the second filling arm are driven to move relatively to clamp or open the infusion bag.
As shown in fig. 8 and 9, in this embodiment, the sealing mechanism 251 includes a sealing driving member, a sealing linkage cam, a first sealing linkage rod, a first sealing plate, a second sealing linkage rod and a second sealing plate, where the sealing linkage cam is fixedly sleeved on a rotating end of the sealing driving member, and a first sealing connection portion and a second sealing connection portion formed by extending radially outwards are respectively arranged on two radial side walls of the sealing linkage boss, the first sealing connection portion and the second sealing connection portion are symmetrically arranged along an axial direction of the sealing driving member, the first sealing linkage rod is hinged with the first sealing connection portion and the first sealing plate, the second sealing linkage rod is hinged with the second sealing connection portion and the second sealing plate, and the first sealing plate and the second sealing plate are oppositely arranged and are used for closing to form a sealing cavity or opening the sealing cavity after separation. Specifically, the sealing driving piece works and drives the sealing linkage boss to rotate so as to drive the first sealing connecting part and the second sealing connecting part to rotate and further drive the first sealing linkage rod and the second sealing linkage rod to move relatively, so that the first sealing plate and the second sealing plate are driven to be close to each other and enclose to form a sealing cavity after being close to each other, or are far away from each other so as to open the sealing cavity at the separating opening. Optionally, the sealing mechanism 251 further includes a sealing guide post disposed along the clamping direction of the bag clamping assembly 230, where the first sealing plate and the second sealing plate are both sleeved on the sealing guide post, and the first sealing plate and the second sealing plate are guided by the sealing guide post to move so as to improve the stability of the relative movement of the first sealing plate and the second sealing plate. Optionally, the plurality of sealing guide posts are arranged at intervals along the conveying direction of the bag clamping assembly 230, the first sealing plate is sleeved on the plurality of sealing guide posts simultaneously, and the second sealing plate is sleeved on the plurality of sealing guide posts simultaneously, so that the stability of the relative movement of the first sealing plate and the second sealing plate is further improved.
As shown in fig. 8 and 9, in this embodiment, the filling mechanism 252 includes a filling mounting plate, a lifting cylinder disposed on the filling mounting plate, a lifting mounting plate connected to an output end of the lifting cylinder, and a filling head disposed on the lifting mounting plate and corresponding to the sealing cavity, and a filling channel for filling the liquid medicine into the infusion bag is provided in the filling head. Specifically, through the reliable installation lift cylinder of filling mounting panel, install the filling head through the lift mounting panel at last to pour into the liquid medicine through the passageway of pouring of filling head, work through the lift cylinder, in order to drive the vertical lift of lift mounting panel, and then drive the synchronous vertical lift of filling head, in order to stretch into the filling passageway of the infusion bag in sealed chamber, perhaps reset to initial condition. Optionally, a plurality of filling heads are arranged on the lifting mounting plate at intervals, and the filling heads and the sealing cavities are arranged in a one-to-one correspondence mode so as to synchronously fill a plurality of infusion bags through the plurality of filling heads, and the filling efficiency is greatly improved.
As shown in fig. 8 and 9, in this embodiment, the filling head is further provided with an air delivery channel separated from the filling channel and used for communicating with the internal cavity of the infusion bag, and the air blowing mechanism 254 includes an air inlet pipeline communicated with the air delivery channel and an air supply member communicated with the air inlet pipeline. Specifically, pure gas is introduced into the air inlet pipeline through the air supply piece and then is conveyed into the inner cavity of the infusion bag through the air conveying channel, so that the inner cavity of the air conveying channel is expanded. Optionally, the gas supply member is a gas supply tank. It should be understood that the specific structure of the gas supply tank is well known to those skilled in the art, and will not be described in detail herein.
As shown in fig. 5, in this embodiment, the bag clamping assembly 230 includes a scissor arm mechanism 231, a first bag clamping member 232, a second bag clamping member 233 and a bag clamping driving member 234, the scissor arm mechanism 231 is provided with two free ends which are oppositely arranged, the first bag clamping member 232 is slidably arranged on one free end of the scissor arm mechanism 231, the second bag clamping member 233 is slidably arranged on the other free end of the scissor arm mechanism 231, the scissor arm mechanism 231 is used for driving the two free ends to approach each other to link the first bag clamping member 232 and the second bag clamping member 233 to approach each other to clamp an infusion bag or driving the two free ends to move away from each other to link the first bag clamping member 232 and the second bag clamping member 233 to move away from each other to release the infusion bag, and the bag clamping driving member 234 is respectively connected with the first bag clamping member 232 and the second bag clamping member 233 and is used for driving the first bag clamping member 232 and the second bag clamping member 233 to synchronously move in the same direction in a straight line direction and slide back and forth. Specifically, the scissor arm mechanism 231 drives the first bag clamping member 232 and the second bag clamping member 233 to be close to each other or far away from each other by driving the two free ends to be close to each other so as to clamp the tail of the infusion bag or far away from each other so as to release the tail of the infusion bag, and then the bag clamping driving member 234 drives the first bag clamping member 232 and the second bag clamping member 233 to synchronously move in the same direction in the linear direction and slide back and forth so as to synchronously convey the infusion bag into the next processing component in the forward direction first, and reversely move to the initial position in the linear direction after conveying is completed, so that continuous conveying of the infusion bag is realized in a cyclic reciprocation mode.
As shown in fig. 5, in this embodiment, the scissor arm mechanism 231 includes a supporting cantilever, supporting scissors arranged in a scissor shape and hinged to the supporting cantilever, and a scissor driving member with a movable end connected to the supporting scissors, and two free ends of the scissor arm mechanism 231 are arranged on the supporting scissors. Specifically, the supporting scissors are reliably installed through the supporting cantilever, and the supporting scissors are driven to rotate around the supporting cantilever through the scissors driving piece, so that the two free ends are driven to further drive the first bag clamping piece 232 and the second bag clamping piece 233 to clamp or loosen the infusion bag.
As shown in fig. 5, in this embodiment, the supporting scissors include a first rotating arm, a second rotating arm, and a scissor shaft rotatably disposed on the supporting cantilever and connected to the first rotating arm and the second rotating arm, the first rotating arm includes a first supporting end supporting the first supporting portion and a first connecting end connected to the movable end of the scissor driving member, the second rotating arm includes a second supporting end supporting the second supporting portion and a second connecting end connected to the movable end of the scissor driving member, and the two free ends are disposed on the first supporting end and the second supporting end, respectively. Specifically, the scissors driving part drives the first connecting end of the first rotating arm and the second connecting end of the second rotating arm to be close to or far away from each other, so as to drive the first supporting end of the first rotating arm and the second supporting end of the second rotating arm to be close to or far away from each other, thereby driving the first bag clamping part 232 and the second bag clamping part 233 to be close to or far away from each other for clamping or loosening the infusion bag.
As shown in fig. 5, in this embodiment, the scissor driving member includes a scissor rotation shaft arranged vertically, a scissor driving mechanism with an output end connected to the scissor rotation shaft, a scissor connecting cam fixedly sleeved on the scissor rotation shaft, a first scissor linkage rod connected to a first side portion and a first connecting end of the scissor connecting cam, and a second scissor linkage rod connected to a second side portion and a second connecting end of the scissor connecting cam. Specifically, the scissors rotating shaft is driven to rotate through the scissors driving mechanism so as to drive the scissors connecting cam to rotate, and then the first scissors linkage rod and the second scissors linkage rod move mutually, so that the first rotating arm and the second rotating arm are driven to be far away from each other or close to each other.
In this embodiment, as shown in fig. 5, the plurality of supporting scissors are arranged at intervals along the conveying direction of the driving assembly, the supporting cantilevers and the supporting scissors are arranged in a one-to-one correspondence manner, the plurality of first supporting ends support the first supporting portions, and the plurality of second supporting ends support the second supporting portions. Specifically, the supporting arms are correspondingly provided with supporting scissors, the first supporting parts are installed and supported through the plurality of first supporting ends, so that the first bag clamping piece 232 is reliably installed through the first supporting parts, the second supporting parts are installed and supported through the plurality of second supporting ends, and the second bag clamping piece 233 is reliably installed through the second supporting parts.
As shown in fig. 5, in this embodiment, the scissor driving mechanism includes a scissor linkage shaft arranged along the conveying direction of the bag clamping driving element 234, a scissor driving motor with an output end connected with the linkage shaft, and a first scissor linkage gear fixedly sleeved on the linkage shaft, a second scissor linkage gear meshed with the first scissor linkage gear is fixedly sleeved on the rotation shaft, at least two first scissor linkage gears are arranged on the linkage shaft at intervals, and the first scissor linkage gears, the second scissor linkage gears and the scissor rotation shaft are arranged in a one-to-one correspondence. Specifically, the scissors driving motor drives the scissors linkage shaft to rotate so as to drive the plurality of first scissors linkage gears to synchronously rotate, and then drive the plurality of second scissors linkage gears and the plurality of scissors rotation shafts to synchronously rotate, so that the plurality of supporting scissors are driven to synchronously move, and the stability that the first supporting part and the second supporting part are far away from each other or are close to each other is improved.
As shown in fig. 5, in the present embodiment, the bag-clamping driving member 234 includes a bag-clamping driving cylinder disposed along the conveying direction of the bag-clamping driving member 234, and bag-clamping connection posts connected to the movable ends of the bag-clamping driving cylinder, the first bag-clamping member 232, and the second bag-clamping member 233, respectively. Specifically, the bag-clamping connection column is driven to reciprocate along the conveying direction of the bag-clamping driving member 234 by the bag-clamping driving cylinder, so as to drive the first bag-clamping member 232 and the second bag-clamping member 233 to reciprocate along the conveying direction of the bag-clamping driving member 234.
As shown in fig. 5, in this embodiment, the first bag clamping member 232 includes a first connecting rod, a first mounting plate slidingly engaged with the first supporting portion, and a first clamping portion disposed on the first mounting plate, wherein a first end of the first connecting rod is connected to the first mounting plate through a universal ball, and a second end of the first connecting rod is connected to the connecting post through a universal ball; the second bag clamping piece 233 comprises a second connecting rod, a second mounting plate in sliding fit with the second supporting portion, and a second clamping portion which is arranged on the second mounting plate and corresponds to the first clamping portion, wherein the second end of the second connecting rod is connected with the second mounting plate through a universal ball, and the second end of the second connecting rod is connected with the connecting column through the universal ball. Specifically, the driving cylinder drives the connecting column to reciprocate along the conveying direction of the bag clamping driving piece 234 so as to synchronously drive the first connecting rod, the first mounting plate, the second connecting rod and the second mounting plate to synchronously reciprocate; and the first connecting rod is connected with the connecting column and the first mounting plate respectively through the universal ball, and the second connecting rod is connected with the connecting column and the second mounting plate respectively through the universal ball to improve the activity space when first mounting plate and second mounting plate are kept away from each other or are close to each other along with first supporting part and second supporting part, avoid mutually linking firmly and interfere the card each other and die.
As shown in fig. 5, in the present embodiment, a plurality of first clamping portions are arranged on the first mounting plate at intervals along the conveying direction of the bag clamping driving member 234; the plurality of second clamping portions are arranged on the second mounting plate at intervals along the conveying direction of the bag clamping driving member 234, and the first clamping portions and the second clamping portions are arranged in one-to-one correspondence. Specifically, a plurality of infusion bags are simultaneously clamped by a plurality of first clamping parts and second clamping parts which are arranged in a one-to-one correspondence manner, so that synchronous conveying of the infusion bags is realized.
As shown in fig. 3 and 4, in this embodiment, the bag turning assembly 210 includes a bag turning support base 211 disposed on a side of the bag feeding device 300, a bag turning cylinder 212 with a fixed end hinged to the bag turning support base 211, a bag turning connecting rod 213 hinged to an output end of the bag turning cylinder 212, and a bag turning plate 214 connected to the bag turning connecting rod 213 and rotatably disposed on the bag turning support base 211, where the fixed end of the bag turning cylinder 212 and the turnover plate are disposed on the bag turning support base 211 at intervals, and the bag turning plate 214 is used for carrying a free portion of an infusion bag. Specifically, the bag turning cylinder 212 works to link the bag turning connecting rod 213 to push and pull the bag turning plate 214, so as to drive the bag turning plate 214 to rotate around the bag turning support seat 211 to turn over the infusion bag, or rotate and reset after turning over the infusion bag, thereby realizing continuous turning over of the infusion bag.
As shown in fig. 13, in the present embodiment, the suction fixing assembly 220 includes a cylinder mounting plate 221 above the bag turning assembly 210, a bag sucking cylinder 222 disposed on the cylinder mounting plate 221, a suction cup mounting plate 223 disposed on the bag sucking cylinder 222, and a bag sucking cup 224 disposed on the suction cup mounting plate 223 and communicating with the bag sucking cylinder 222. Specifically, the bag sucking cylinder 222 is reliably installed through the cylinder installing plate 221, the sucking disc installing plate 223 is installed through the bag sucking cylinder 222, the bag sucking disc 224 is installed through the sucking disc installing plate 223, after the bag turning assembly 210 turns over the infusion bag, the bag sucking cylinder 222 works to enable the bag sucking disc 224 to generate negative pressure suction, the bag body of the infusion bag is adsorbed, and then the infusion bag is fixed.
As shown in fig. 13, in this embodiment, a plurality of suction bag suction cups 224 are arranged at intervals on a suction cup mounting plate 223. Specifically, the plurality of infusion bags are turned over simultaneously through the bag turning assembly 210, and different infusion bags are adsorbed and fixed simultaneously through the plurality of suction bag suckers 224, so that the turning fixation of the plurality of infusion bags is realized simultaneously, and the turning efficiency is greatly improved. Optionally, suction channels respectively connected with a plurality of suction bag suction cups 224 are formed in the suction cup mounting plate 223, and the suction channels are communicated with the suction bag cylinder 222.
As shown in fig. 6 to 7, in the present embodiment, the bag opening assembly 240 includes a first bag rubbing holder 241 for holding a first end portion of a tail portion of an infusion bag, a second bag rubbing holder 242 for holding a second end portion of the tail portion of the infusion bag, a bag rubbing driving member 243 for driving the first bag rubbing holder 241 and the second bag rubbing holder 242 to approach each other to press the tail portion of the infusion bag, a first bag opening suction cup 244 for sucking a first side surface of the tail portion of the infusion bag, a second bag opening suction cup 245 for sucking a first side surface of the tail portion of the infusion bag, and a bag opening driving member 246 for driving the first bag opening suction cup 244 and the second bag opening suction cup 245 to be spaced apart from each other to open a filling passage of the tail portion of the infusion bag, which are connected to the first bag opening suction cup 244 and the second bag opening suction cup 245, respectively. Specifically, the first end of the tail of the infusion bag is clamped by the first bag rubbing clamping piece 241, the second end of the tail of the infusion bag is clamped by the second bag rubbing clamping piece 242 to fix the infusion bag, then the first bag rubbing clamping piece 241 and the second bag rubbing clamping piece 242 are driven by the bag rubbing driving piece 243 to be close to each other to squeeze the tail of the infusion bag so as to compensate for the opening of the filling channel of the tail of the infusion bag, and finally the first bag opening sucker 244 and the second bag opening sucker 245 are driven by the bag opening driving piece 246 to be far away from each other so as to open the filling channel of the tail of the infusion bag.
As shown in fig. 6 to 7, in this embodiment, the first bag rubbing clamping member 241 includes a first bag rubbing main mounting plate, a first bag rubbing main clamping arm slidably disposed on the first bag rubbing main mounting plate, a first bag rubbing main connecting rod connected to the first bag rubbing main mounting plate, a first bag rubbing sub clamping arm slidably disposed on the first bag rubbing sub mounting plate, a first bag rubbing sub connecting rod connected to the first bag rubbing sub mounting plate, a first bag rubbing linkage cam connected to the first bag rubbing main connecting rod and the first bag rubbing sub connecting rod, respectively, and a first bag rubbing clamping driving motor connected to the first bag rubbing linkage cam for driving the first bag rubbing linkage cam to rotate. Specifically, the first bag rubbing clamping driving motor drives the first bag rubbing linkage cam to rotate so as to drive the first bag rubbing main connecting rod and the first bag rubbing slave connecting rod to move relatively, and further drive the first bag rubbing main mounting plate and the first bag rubbing slave mounting plate to move relatively, so that the first bag rubbing main clamping arm and the first bag rubbing slave clamping arm are driven to move relatively to clamp the first end part of the tail part of the infusion bag or release the first end part of the tail part of the infusion bag.
As shown in fig. 6 to 7, in this embodiment, the second bag rubbing clamping member 242 includes a second main bag rubbing mounting plate, a second main bag rubbing clamping arm slidably disposed on the second main bag rubbing mounting plate, a second main bag rubbing connecting rod connected to the second main bag rubbing mounting plate, a second auxiliary bag rubbing clamping arm slidably disposed on the second auxiliary bag rubbing mounting plate, a second auxiliary bag rubbing connecting rod connected to the second auxiliary bag rubbing mounting plate, a second bag rubbing linkage cam connected to the second main bag rubbing connecting rod and the second auxiliary bag rubbing connecting rod, respectively, and a second bag rubbing clamping driving motor connected to the second bag rubbing linkage cam for driving the second bag rubbing linkage cam to rotate. Specifically, the second bag rubbing clamping driving motor drives the second bag rubbing linkage cam to rotate so as to drive the second bag rubbing main connecting rod and the second bag rubbing slave connecting rod to move relatively, and further drive the second bag rubbing main mounting plate and the second bag rubbing slave mounting plate to move relatively, so that the second bag rubbing main clamping arm and the second bag rubbing slave clamping arm are driven to move relatively to clamp the second end part of the tail part of the infusion bag or release the second end part of the tail part of the infusion bag. Optionally, the first and second bag-rubbing main mounting plates are the same mounting plate. Optionally, the first rubbing bag slave mounting plate and the second rubbing bag slave mounting plate are the same mounting plate.
As shown in fig. 6 to 7, in this embodiment, the bag rubbing driving member 243 includes a linkage bevel gear shaft, a first linkage swing rod engaged with the linkage bevel gear shaft bevel gear and connected to the first bag rubbing main arm and the first bag rubbing auxiliary arm respectively, a second linkage swing rod engaged with the linkage bevel gear shaft bevel gear and connected to the second bag rubbing main arm and the second bag rubbing auxiliary arm respectively, and a bag rubbing driving motor engaged with the linkage bevel gear shaft bevel gear and used for driving the linkage bevel gear shaft to rotate. Specifically, the bag rubbing driving motor drives the linkage bevel gear shaft to rotate so as to drive the first linkage swing rod and the second linkage swing rod to swing, and further drive the first bag rubbing main clamping arm and the first bag rubbing auxiliary clamping arm to slide along the first bag rubbing main mounting plate and the first bag rubbing auxiliary mounting plate, and the second bag rubbing main clamping arm and the second bag rubbing auxiliary clamping arm to slide along the second bag rubbing main mounting plate and the second bag rubbing auxiliary mounting plate, so that the tail of the infusion bag is folded, and compensation is provided for a filling channel at the tail of the infusion bag.
As shown in fig. 6 to 7, in this embodiment, the bag opening driving member 246 is sleeved on the bag opening linkage cam on the output shaft of the bag rubbing driving motor, a first bag opening connecting rod with a first end connected with the bag opening linkage cam, a second bag opening connecting rod with a first end connected with the bag opening linkage cam, a bag opening linkage part connected with the second end of the first bag opening connecting rod and the second end of the second bag opening connecting rod respectively, a bag opening guide rod, a first bag opening mounting plate sleeved on the bag opening guide rod and connected with the first bag opening suction disc 244, and a second bag opening mounting plate sleeved on the bag opening guide rod and connected with the second bag opening suction disc 245, and the bag opening linkage part is arranged between the first bag opening mounting plate and the second bag opening mounting plate and is respectively abutted with the first bag opening mounting plate and the second bag opening mounting plate. Specifically, the bag opening linkage cam is driven to rotate by the bag rubbing driving motor so as to drive the first bag opening connecting rod and the second bag opening connecting rod to rotate and further drive the bag opening linkage part to rotate, so that the first bag opening mounting plate and the second bag opening mounting plate are driven to be mutually far away so that the first bag opening sucker 244 and the second bag opening sucker 245 are mutually far away to open the tail opening of the infusion bag to form a filling channel.
As shown in fig. 6-7, in this embodiment, the bag opening assembly 240 further includes a first reset mounting seat disposed on the first bag rubbing main mounting plate, a first reset guide rod slidably disposed in the first reset mounting seat and connected to the first bag opening mounting plate, a first reset spring sleeved on the first reset guide rod and respectively abutting the first reset mounting seat and the first bag opening mounting plate, a second reset mounting seat disposed on the first bag rubbing sub mounting plate, a second reset guide rod slidably disposed in the second reset mounting seat and connected to the second bag opening mounting plate, and a second reset spring sleeved on the second reset guide rod and respectively abutting the second reset mounting seat and the second bag opening mounting plate. Specifically, in the process that the first open-mouth sucker 244 and the second open-mouth sucker 245 are far away from each other, the first return spring and the second return spring are respectively compressed, so that after the infusion bag leaves, the first open-mouth sucker 244 and the second open-mouth sucker 245 are driven to approach each other to reset rapidly.
As shown in fig. 6-7, in the present embodiment, the bag expanding assembly 260 includes a first bag expanding clamp 261 for clamping a first end portion of a tail portion of an infusion bag, a second bag expanding clamp 262 for clamping a second end portion of the tail portion of the infusion bag, and a bag expanding driving member 263 connected with the first bag expanding clamp 261 and the second bag expanding clamp 262 for driving the first bag expanding clamp 261 and the second bag expanding clamp 262 to move away from each other so as to flatten a filling channel of the tail portion of the infusion bag.
As shown in fig. 6 to 7, in this embodiment, the first bag-opening holder 261 includes a first bag-opening main mounting plate, a first bag-opening main arm slidably disposed on the first bag-opening main mounting plate, a first bag-opening main link connected to the first bag-opening main mounting plate, a first bag-opening sub-arm slidably disposed on the first bag-opening sub-mounting plate, a first bag-opening sub-link connected to the first bag-opening sub-mounting plate, a first bag-opening linkage cam connected to the first bag-opening main link and the first bag-opening sub-link, respectively, and a first bag-opening-clamping driving motor connected to the first bag-opening linkage cam for driving the first bag-opening linkage cam to rotate. Specifically, the first bag-expanding clamping driving motor drives the first bag-expanding linkage cam to rotate so as to drive the first bag-expanding main connecting rod and the first bag-expanding auxiliary connecting rod to move relatively, and further drive the first bag-expanding main mounting plate and the first bag-expanding auxiliary mounting plate to move relatively, so that the first bag-expanding main clamping arm and the first bag-expanding auxiliary clamping arm are driven to move relatively so as to clamp the first end part of the tail part of the infusion bag or loosen the first end part of the tail part of the infusion bag.
As shown in fig. 6 to 7, in this embodiment, the second bag-opening holder 262 includes a second bag-opening main mounting plate, a second bag-opening main clamping arm slidably disposed on the second bag-opening main mounting plate, a second bag-opening main connecting rod connected to the second bag-opening main mounting plate, a second bag-opening sub-clamping arm slidably disposed on the second bag-opening sub-mounting plate, a second bag-opening sub-connecting rod connected to the second bag-opening sub-mounting plate, a second bag-opening linkage cam connected to the second bag-opening main connecting rod and the second bag-opening sub-connecting rod, respectively, and a second bag-opening clamping driving motor connected to the second bag-opening linkage cam for driving the second bag-opening linkage cam to rotate. Specifically, the second bag opening clamping driving motor drives the second bag opening linkage cam to rotate so as to drive the second bag opening main connecting rod and the second bag opening auxiliary connecting rod to move relatively, and further drive the second bag opening main mounting plate and the second bag opening auxiliary mounting plate to move relatively, so that the second bag opening main clamping arm and the second bag opening auxiliary clamping arm are driven to move relatively so as to clamp the second end part of the tail part of the infusion bag or loosen the second end part of the tail part of the infusion bag. Optionally, the first and second bag-expanding main mounting plates are the same mounting plate. Optionally, the first and second display bags are the same mounting plate.
As shown in fig. 6 to 7, in this embodiment, the bag-expanding driving member 263 includes a bag-expanding bevel gear shaft, a first bag-expanding swing rod engaged with the bag-expanding bevel gear shaft bevel gear and connected with the first bag-expanding main clamping arm and the first bag-expanding auxiliary clamping arm respectively, a second bag-expanding swing rod engaged with the bag-expanding bevel gear shaft bevel gear and connected with the second bag-expanding main clamping arm and the second bag-expanding auxiliary clamping arm respectively, and a bag-expanding driving motor engaged with the bag-expanding bevel gear shaft bevel gear and used for driving the bag-expanding bevel gear shaft to rotate. Specifically, drive the rotation of exhibition bag bevel gear axle through exhibition bag driving motor to drive first exhibition bag pendulum rod and second exhibition bag pendulum rod swing, and then drive first exhibition bag owner arm lock and first exhibition bag follow the arm lock along first exhibition bag owner mounting panel and first exhibition bag follow the mounting panel and slide, and second exhibition bag owner arm lock and second exhibition bag follow the arm lock along second exhibition bag owner mounting panel and second exhibition bag follow the mounting panel and slide, thereby make the afterbody of infusion bag exhibition flat, in order to ensure that the afterbody seal of infusion bag is level and smooth.
As shown in fig. 10, in this embodiment, the seal assembly 270 includes a seal guide rod 271, a first seal mounting plate 272 sleeved on the seal guide rod 271, a second seal mounting plate 273 sleeved on the seal guide rod 271, a first seal cylinder 274 with an output end connected to the first seal mounting plate 272 for pushing the first seal mounting plate 272 to move toward the second seal mounting plate 273, a second seal cylinder 275 with an output end connected to the second seal mounting plate 273 for pushing the second seal mounting plate 273 to move toward the first seal mounting plate 272, a first seal die 276 disposed on the first seal mounting plate 272, and a second seal die 277 disposed on the second seal mounting plate 273 and corresponding to the first seal die 276, wherein the first seal cylinder 274 and the second seal cylinder 275 are relatively disposed for driving the first seal mounting plate 272 and the second seal mounting plate 273 to approach each other to synchronously drive the first seal die 276 and the second seal die 277 to clamp and seal the tail opening of the infusion bag. Optionally, a drilling member is disposed in the first seal mounting plate 272, and a hole is drilled at the tail of the infusion bag through the drilling member, so as to be convenient for a user to use.
As shown in fig. 11-12, in this embodiment, the lifting bag discharging assembly 280 includes a bag discharging mounting plate 281, a lifting member 282 disposed on the bag discharging mounting plate 281, a bag discharging supporting seat 283 connected to an output end of the lifting member 282, a bag discharging clamping member 284 disposed on the bag discharging supporting seat 283 and used for clamping a bag mouth of an infusion bag, and a bag discharging turning member 285 hinged to the bag discharging seat, wherein the bag discharging turning member 285 is used for carrying a free portion of the infusion bag and enabling the free portion of the infusion bag carried on the bag discharging turning member 285 to be turned along with the bag discharging turning member 285 to be horizontally placed. Specifically, after the bag outlet clamping member 284 clamps the bag opening of the infusion bag, the lifting member 282 lifts the bag outlet mounting plate 281 vertically upward to move by a preset height, so that the infusion bag is separated from the bag feeding device 300, the bag outlet turning member 285 carries the free portion of the infusion bag, the free portion of the infusion bag carried on the bag outlet turning member 285 is turned over along with the bag outlet turning member 285 to be horizontally placed, and then the bag outlet clamping member 284 releases the bag opening of the infusion bag, so that the infusion bag can be discharged.
As shown in fig. 11-12, in this embodiment, the bag discharging overturning member 285 includes a bag discharging cylinder hinged to the bag discharging mounting plate 281, a bag discharging connecting rod hinged to an output end of the bag discharging cylinder, and a bag discharging plate connected to the bag discharging connecting rod and rotatably connected to the bag discharging mounting plate 281, where the bag discharging cylinder and the bag discharging plate are arranged on the bag discharging mounting plate 281 at intervals, and the bag discharging mounting plate 281 is used for carrying a free portion of an infusion bag. Specifically, the bag discharging air cylinder works to push the bag discharging connecting rod to drive the bag discharging plate to rotate around the bag discharging mounting plate 281 so as to bear the free part of the infusion bag, and then the bag discharging air cylinder resets to pull the bag discharging connecting rod to drive the bag discharging plate to reversely rotate around the bag discharging mounting plate 281 for resetting, so that the infusion bag is horizontally placed.
As shown in fig. 2, in the embodiment, the tail filling device 200 further includes a lifting frame 290, and lifting ends of the lifting frame 290 respectively support the suction and fixing assembly 220, the bag clamping assembly 230, the bag opening assembly 240, the filling assembly 250, the bag expanding assembly 260 and the sealing assembly 270. It should be understood that, infusion bags of different specifications and different vertical heights, the lifting end of the lifting frame 290 drives the suction fixing assembly 220, the bag clamping assembly 230, the bag opening assembly 240, the filling assembly 250, the bag expanding assembly 260 and the sealing assembly 270 to synchronously and vertically lift, so that the tail parts of the infusion bags of different specifications are matched and clamped, reliable clamping and filling of the infusion bags of various specifications are realized, and the applicability is greatly improved.
As shown in fig. 1, in the present embodiment, the bagging apparatus 100 includes a film feeding module 110, an ion wind dust removing module 120, a printing module 130, a film drawing module 140, a forming module 150, an interface welding module 160, an interface welding waste angle removing module 170, and an interface trimming waste edge removing module 180. Specifically, the film feeding assembly 110, the ion wind dust removal assembly 120, the printing assembly 130, the film pulling assembly 140, the forming assembly 150, the interface welding assembly 160, the interface welding waste corner removing assembly 170 and the interface trimming waste edge removing assembly 180 are mutually matched in a coordinated manner to finish the preparation of the bag body of the infusion bag. It should be understood that the specific structures of the film feeding assembly 110, the ion wind dust removal assembly 120, the printing assembly 130, the film drawing assembly 140, the forming assembly 150, the interface welding assembly 160, the interface welding scrap angle removal assembly 170, and the interface trimming scrap edge removal assembly 180 are well known to those skilled in the art, and are not repeated herein.
As shown in fig. 2, in this embodiment, the bag feeding device 300 includes a bag feeding mounting seat 310 arranged in a straight line, a conveying belt 320 rotatably sleeved on the bag feeding mounting seat 310 and used for conveying infusion bags, and bag feeding clamps 330 arranged on the conveying belt 320 and used for clamping the bag openings of the infusion bags, wherein a plurality of bag feeding clamps 330 are arranged on the conveying belt 320 at intervals. Specifically, the conveying belt 320 is reliably installed through the bag conveying installation seat 310, the bag conveying clamp 330 clamps the bag opening of the infusion bag, and then the conveying belt 320 rotates to convey the bag conveying clamp 330, so that the infusion bag is conveyed.
As shown in fig. 1, in the present embodiment, the apparatus for preparing a tail-filling type infusion bag further includes a mounting frame 400, and the bag preparing device 100 and the bag delivering device 300 are mounted on the mounting frame 400. Optionally, the bag-turning assembly 210 is mounted to the mounting frame 400.
The working process of one embodiment is as follows, the bag body of the infusion bag is prepared by the bag making device 100, an opening is reserved at the tail part of the infusion bag, the tail part of the infusion bag is convenient to fill, the bag mouth of the infusion bag is clamped by the bag conveying device 300, the infusion bag is conveyed in the bag making device 100 and the tail filling device 200 respectively, the infusion bag is filled at the tail part by the tail filling device 200, the prepared infusion bag is conveyed to the position of the bag turning component 210 by the bag conveying device 300 in the tail filling process of the infusion bag, the free part of the infusion bag is borne by the bag turning component 210, the tail part of the infusion bag is turned upwards by rotating the free part of the infusion bag, the infusion bag is fixed by the absorbing and fixing component 220, the infusion bag is clamped by the bag clamping component 230, the tail part of the infusion bag is loosened by the absorbing and fixing component 220, the infusion bag is conveyed synchronously by the bag clamping component 230 and the bag conveying device 300 to convey the infusion bag into the opening component 240, the opening assembly 240 opens the tail opening of the infusion bag to form a filling channel, so that the filling assembly 250 is convenient for filling the liquid medicine, and meanwhile, the bag clamping assembly 230 releases the bag of the infusion bag to reset in a reverse motion, so that the infusion bag is sequentially conveyed into the filling assembly 250, the bag expanding assembly 260 and the sealing assembly 270 in a circulating and reciprocating manner, the filling assembly 250 coats the tail of the infusion bag and extrudes the filling channel of the infusion bag to form a sealed space for sealing the filling liquid medicine, the tightness is greatly improved, the liquid medicine is prevented from being polluted by external environment foreign matters, the filling quality is improved, the plurality of filling assemblies 250 sequentially complete the multiple filling of a single infusion bag, so that the filling time of the single filling assembly 250 is greatly shortened, the waiting time of the bag clamping assembly 230 and the bag conveying device 300 is further shortened, the filling period of the plurality of infusion bags is shortened, the filling efficiency is improved, the bag opening and closing assembly 260 enables the filling channel at the tail part of the infusion bag to be flattened, the sealing assembly 270 seals the opening at the tail part of the infusion bag, the tail part of the infusion bag is in a free state after the infusion bag is sealed, the jacking bag opening assembly 280 clamps the bag opening of the infusion bag and jacks the free part of the infusion bag so that the infusion bag is separated from the bag conveying device 300, the output of the finished tail filling type infusion bag is completed, the bag body is prepared through the bag manufacturing device 100, the bag body is conveyed through the bag conveying device 300, the bag opening assembly 240, the bag opening assembly 250, the bag opening assembly 260, the sealing assembly 270 and the jacking bag opening assembly 280 are mutually matched, the tail filling, sealing and bag discharging of the infusion bag are completed. It should be appreciated that the shuttle bag delivery of the bag clamp assembly 230 does not reduce the delivery efficiency of the infusion bag since the infusion bag also completes the corresponding procedure in the different components when the bag clamp assembly 230 is reset in reverse motion. Optionally, the bag feeding device 300 is arranged in a straight line, so that the conveying stroke is convenient to adjust, and further flexible assembly of all components is convenient.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (13)
1. The tail filling type infusion bag preparation device is characterized by comprising a bag preparation device (100) for preparing a bag body of an infusion bag and reserving an opening at the tail part of the infusion bag, a tail filling device (200) for filling the tail part of the infusion bag, and a bag conveying device (300) which is respectively arranged on the bag preparation device (100) and the tail filling device (200) and is used for clamping the bag opening of the infusion bag so as to convey the infusion bag;
and the tail filling device (200) is used for overturning the infusion bag to the tail upwards and clamping the bag tail to convey the infusion bag in cooperation with the bag conveying device (300), canning the infusion bag for a plurality of times from the bag tail of the infusion bag in conveying, and finally sealing and outputting the infusion bag.
2. The tail-filled type infusion bag preparing apparatus according to claim 1, wherein the tail-filling device (200) includes a bag-turning suction structure for turning over the free portion of the infusion bag by rotating the free portion of the infusion bag after the completion of the preparation of the infusion bag to thereby make the tail of the infusion bag face upward and adsorb the bag tail of the infusion bag, an open-bag-opening sealing filling structure for opening the tail opening of the infusion bag to thereby form a filling channel for covering the tail of the infusion bag and pressing the filling channel of the infusion bag to form a closed space for sealing the filling liquid medicine, a bag-expanding sealing-out structure for flattening the filling channel of the tail of the infusion bag to thereby seal the tail opening of the infusion bag to thereby clamp the mouth of the infusion bag and lift the free portion of the infusion bag, and a bag-clamping-sealing assembly (230) for clamping the tail of the infusion bag to sequentially convey the infusion bag to the bag-turning-over suction structure, the open-bag sealing-filling structure and the bag-expanding-out structure in cooperation with the bag-delivering device (300).
3. The tail-filling type infusion bag preparation device according to claim 2, wherein the bag opening sealing and filling structure comprises a bag opening assembly (240) which is arranged above the bag clamping assembly (230) and is used for opening a tail opening of an infusion bag to form a filling channel, and a filling assembly (250) which is arranged above the bag clamping assembly (230) and is used for coating the tail of the infusion bag and extruding the filling channel of the infusion bag to form a sealed space for sealing and filling liquid medicine, and the filling assemblies (250) are arranged above the bag clamping assembly (230) at intervals.
4. A tail-gate infusion bag preparing apparatus according to claim 3, wherein the bag opening assembly (240) comprises a first bag-gate holding member (241) for holding a first end of the tail of the infusion bag, a second bag-gate holding member (242) for holding a second end of the tail of the infusion bag, a bag-gate driving member (243) connected to the first bag-gate holding member (241) and the second bag-gate holding member (242) for driving the first bag-gate holding member (241) and the second bag-gate holding member (242) toward each other to press the bag-gate holding member (243) of the tail of the infusion bag, a first bag-gate suction member (244) for sucking a first side of the tail of the infusion bag, a second bag-gate suction member (245) for sucking a first side of the tail of the infusion bag, and a bag-gate driving member (246) connected to the first bag-gate suction member (244) and the second bag-gate suction member (245) for driving the bag-gate suction member (245) away from each other to open a filling channel of the tail of the infusion bag.
5. A tail filling type infusion bag preparation device according to claim 3, wherein the filling assembly (250) comprises a sealing mechanism (251), a filling mechanism (252), a filling bag mechanism (253) and a blowing mechanism (254), the sealing mechanism (251) is provided with a sealing cavity for covering the bag tail of the infusion bag, the filling mechanism (252) is used for extending into the infusion bag in the sealing cavity to form a sealing cavity in cooperation with the sealing mechanism (251) so as to seal and fill the infusion bag with liquid medicine, the filling bag mechanism (253) is used for clamping the tail of the infusion bag before the filling mechanism (252) fills, and the blowing mechanism (254) is communicated with the filling mechanism (252) and is used for blowing gas into the infusion bag before filling so as to open the infusion bag.
6. The tail-filling type infusion bag preparation device according to claim 2, wherein the bag clamping assembly (230) comprises a scissor arm mechanism (231), a first bag clamping member (232), a second bag clamping member (233) and a bag clamping driving member (234), the scissor arm mechanism (231) is provided with two free ends which are oppositely arranged, the first bag clamping member (232) is slidably arranged on one free end of the scissor arm mechanism (231), the second bag clamping member (233) is slidably arranged on the other free end of the scissor arm mechanism (231), the scissor arm mechanism (231) is used for driving the two free ends to be close to each other to link the first bag clamping member (232) and the second bag clamping member (233) to be close to each other or driving the two free ends to be far away from each other to link the first bag clamping member (232) and the second bag clamping member (233) to be far away from each other to release an infusion bag, and the bag clamping driving member (234) is connected with the first bag clamping member (232) and the second bag clamping member (233) respectively and is used for driving the first bag clamping member (232) and the second bag clamping member (233) to move in a reciprocating direction in a straight line and synchronous manner.
7. The tail-filling type infusion bag preparing apparatus according to claim 2, wherein the bag turning suction structure comprises a bag turning assembly (210) which is arranged on the side edge of the bag feeding device (300) and is used for carrying the infusion bag after the preparation of the infusion bag is completed so as to enable the tail of the infusion bag to face upwards by rotating the free part of the infusion bag, and a suction and fixing assembly (220) which is arranged above the bag turning assembly (210) and is used for adsorbing or loosening the bag tail of the infusion bag after the tail of the infusion bag faces upwards.
8. The tail-filling type infusion bag preparation device according to claim 7, wherein the bag turning assembly (210) comprises a bag turning supporting seat (211) arranged on the side edge of the bag feeding device (300), a bag turning air cylinder (212) with a fixed end hinged to the bag turning supporting seat (211), a bag turning connecting rod (213) hinged to the output end of the bag turning air cylinder (212), and a bag turning plate (214) connected with the bag turning connecting rod (213) and rotatably arranged on the bag turning supporting seat (211), wherein the fixed end of the bag turning air cylinder (212) and the turnover plate are arranged on the bag turning supporting seat (211) at intervals, and the bag turning plate (214) is used for bearing a free part of an infusion bag.
9. The tail-gate infusion bag preparation device of claim 7, wherein the suction fixture assembly (220) comprises a cylinder mounting plate (221) above the bag turning assembly (210), a bag suction cylinder (222) disposed on the cylinder mounting plate (221), a suction cup mounting plate (223) disposed on the bag suction cylinder (222), and a suction bag suction cup (224) disposed on the suction cup mounting plate (223) and in communication with the bag suction cylinder (222).
10. The tail-filling type infusion bag preparation device according to claim 2, wherein the bag-expanding sealing and discharging structure is arranged above the bag clamping assembly (230) and used for flattening a filling channel of the tail part of the infusion bag, the bag expanding assembly (260) is arranged above the bag clamping assembly (230) and used for sealing an opening of the tail part of the infusion bag, the sealing assembly (270) is arranged above the bag clamping assembly (230), the lifting and discharging assembly (280) is arranged on the side edge of the bag conveying device (300) and is arranged below the sealing assembly (270), and the lifting and discharging assembly (280) is used for clamping a bag opening of the infusion bag after the bag clamping assembly (230) loosens the infusion bag and lifting a free part of the infusion bag so as to enable the infusion bag to be separated from the bag conveying device (300).
11. The tail-filled infusion bag preparation device of claim 10, wherein the bag-expanding assembly (260) comprises a first bag-expanding clamp (261) for clamping a first end of the tail of the infusion bag, a second bag-expanding clamp (262) for clamping a second end of the tail of the infusion bag, and a bag-expanding drive (263) connected to the first bag-expanding clamp (261) and the second bag-expanding clamp (262), respectively, for driving the first bag-expanding clamp (261) and the second bag-expanding clamp (262) away from each other to flatten the filling channel of the tail of the infusion bag.
12. The apparatus according to claim 10, wherein the sealing assembly (270) comprises a sealing guide rod (271), a first sealing mounting plate (272) sleeved on the sealing guide rod (271), a second sealing mounting plate (273) sleeved on the sealing guide rod (271), a first sealing cylinder (274) with an output end connected with the first sealing mounting plate (272) and used for pushing the first sealing mounting plate (272) to move towards the second sealing mounting plate (273), a second sealing cylinder (275) with an output end connected with the second sealing mounting plate (273) and used for pushing the second sealing mounting plate (273) to move towards the first sealing mounting plate (272), a first sealing die (276) arranged on the first sealing mounting plate (272), and a second sealing die (277) arranged on the second sealing mounting plate (273) and correspondingly arranged with the first sealing die (276), wherein the first sealing cylinder (274) and the second sealing cylinder (275) are correspondingly arranged to drive the first sealing mounting plate (272) and the second sealing mounting plate (273) to move towards each other so as to synchronously drive the first sealing die (276) and the second sealing die (276) to close the opening.
13. The tail-pouring type infusion bag preparation device according to claim 10, wherein the lifting out bag assembly (280) comprises an out bag mounting plate (281), a lifting piece (282) arranged on the out bag mounting plate (281), an out bag supporting seat (283) connected with the output end of the lifting piece (282), an out bag clamping piece (284) arranged on the out bag supporting seat (283) and used for clamping a bag opening of an infusion bag, and an out bag turning piece (285) hinged with the out bag seat, wherein the out bag turning piece (285) is used for bearing a free part of the infusion bag and enabling the free part of the infusion bag borne on the out bag turning piece (285) to be flatly placed along with the turning of the out bag turning piece (285).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202321195789.1U CN220221218U (en) | 2023-05-17 | 2023-05-17 | Tail filling type infusion bag preparation equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202321195789.1U CN220221218U (en) | 2023-05-17 | 2023-05-17 | Tail filling type infusion bag preparation equipment |
Publications (1)
Publication Number | Publication Date |
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CN220221218U true CN220221218U (en) | 2023-12-22 |
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ID=89188695
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202321195789.1U Active CN220221218U (en) | 2023-05-17 | 2023-05-17 | Tail filling type infusion bag preparation equipment |
Country Status (1)
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CN (1) | CN220221218U (en) |
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2023
- 2023-05-17 CN CN202321195789.1U patent/CN220221218U/en active Active
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