CN221096320U - Biological safety automatic door transfer window - Google Patents
Biological safety automatic door transfer window Download PDFInfo
- Publication number
- CN221096320U CN221096320U CN202321950928.7U CN202321950928U CN221096320U CN 221096320 U CN221096320 U CN 221096320U CN 202321950928 U CN202321950928 U CN 202321950928U CN 221096320 U CN221096320 U CN 221096320U
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- door
- automatic door
- airtight
- transfer window
- box body
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- 230000007246 mechanism Effects 0.000 claims abstract description 71
- 230000005540 biological transmission Effects 0.000 claims abstract description 32
- 238000007789 sealing Methods 0.000 claims description 26
- 230000006835 compression Effects 0.000 claims description 15
- 238000007906 compression Methods 0.000 claims description 15
- 230000001939 inductive effect Effects 0.000 claims description 9
- 239000010963 304 stainless steel Substances 0.000 claims description 8
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 claims description 8
- 238000004659 sterilization and disinfection Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 230000009467 reduction Effects 0.000 claims description 4
- 238000012856 packing Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011022 operating instruction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Abstract
The utility model discloses a biological safety type automatic door transfer window, which comprises: the device comprises a transmission box body, two airtight cabin doors, two automatic door openers, two electric tightening mechanisms and a control mechanism. Door frames are respectively arranged at two ends of the transmission box body; the two airtight cabin doors are respectively assembled on the door frame; the two automatic door openers are respectively assembled on the transfer box body and are respectively connected with the two airtight cabin doors, and the two automatic door openers are used for pushing and pulling the two airtight cabin doors; the two electric tightening mechanisms are respectively assembled on the transmission box body and are respectively positioned at the opening sides of the two airtight cabin doors, and the two electric tightening mechanisms are used for pressing the two airtight cabin doors; the control mechanism is assembled on the transmission box body and is respectively and electrically connected with the two automatic door openers and the two electric tightening mechanisms. Therefore, the biological safety type automatic door transfer window is simple and reasonable in structure, realizes automatic opening and closing of the cabin door under the condition of meeting biological safety, is convenient to use, and reduces biological transmission risks.
Description
Technical Field
The utility model relates to the technical field of transfer windows, in particular to a biological safety type automatic door transfer window.
Background
The biosafety type transfer window is equipment commonly used in a biological laboratory and is used for transferring objects between different rooms and between areas with different levels; the biological safety type transmission window has the main functions of ensuring the safety of the transmitted articles and reducing or eliminating the biological transmission risk.
However, the conventional transfer window adopts a manual mechanical door, an operator opens the door of the transfer window manually, and after the articles to be transferred are placed in the cabin, the door is closed manually. The operator on the other side opens the side door manually, removes the contents of the compartment, and then closes the door. This form of construction presents an inconvenience to the operator.
Operators in laboratories are required to wear heavy protective clothing and gloves, which are disadvantageous for manual opening and closing of the transfer window hatch. Moreover, often, the operator places the article held by hand on the table or the ground, then can open the cabin door, place the article, then close the cabin door, and the operation process is inconvenient.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of utility model
The utility model aims to provide a biological safety type automatic door transfer window which is simple and reasonable in structure, realizes automatic opening and closing of a cabin door under the condition of meeting biological safety, is convenient to use and reduces biological transmission risks.
To achieve the above object, the present utility model provides a bio-safe type automatic door transfer window comprising: the device comprises a transmission box body, two airtight cabin doors, two automatic door openers, two electric tightening mechanisms and a control mechanism. Door frames are respectively arranged at two ends of the transmission box body; the two airtight cabin doors are respectively assembled on the door frame; the two automatic door openers are respectively assembled on the transfer box body and are respectively connected with the two airtight cabin doors, and the two automatic door openers are used for pushing and pulling the two airtight cabin doors; the two electric tightening mechanisms are respectively assembled on the transmission box body and are respectively positioned at the opening sides of the two airtight cabin doors, and the two electric tightening mechanisms are used for pressing the two airtight cabin doors; and the control mechanism is assembled on the transmission box body and is respectively electrically connected with the two automatic door openers and the two electric tightening mechanisms, and the control mechanism is respectively used for controlling the opening and closing of the two automatic door openers and the two electric tightening mechanisms.
In one or more embodiments, the airtight door is a mechanically compact airtight door.
In one or more embodiments, the transfer case is made of 304 stainless steel material and includes an outer shell and an inner cavity.
In one or more embodiments, the airtight hatch is made of 304 stainless steel, the inner side groove of the airtight hatch is provided with a sealing ring, and the sealing ring is used for combining with the edge strip of the door frame to form a sealing contact surface.
In one or more embodiments, the automatic door opener includes an electric mechanism and a controller for controlling the opening and closing of the electric mechanism, and the electric mechanism pushes and pulls the airtight cabin door through a link.
In one or more embodiments, the electric tightening mechanism includes a direct current gear motor and a sheave module, the direct current gear motor is used to drive the sheave module, and the sheave module is used to compress the airtight door.
In one or more embodiments, the control mechanism includes a PLC, two touch screens, and two voice modules, where the PLC is electrically connected to the two touch screens, the two voice modules, the two automatic door openers, and the two electric tightening mechanisms, respectively.
In one or more embodiments, the transfer window of the bio-safe automatic door further comprises a plurality of embedded ultraviolet disinfection lamps embedded in the transfer box body, and the embedded ultraviolet disinfection lamps are respectively and electrically connected with the PLC of the control mechanism.
In one or more embodiments, a transparent viewing window is provided in the middle of each of the two airtight hatches.
In one or more embodiments, the motorized tightening mechanism includes: the device comprises a mounting seat plate, a mounting frame, a direct-current gear motor, a shaft wheel assembly, a pressure bearing and an inductive switch. The mounting seat plate is arranged on the transmission box body, and a bearing seat is fixed on the mounting seat plate; the mounting frame is fixed on the mounting seat plate; the direct-current speed reducing motor is fixed on the mounting frame and is electrically connected with the PLC; the shaft wheel assembly comprises two bearings, a first shaft rod, a second shaft rod, a driving wheel, a compression wheel, a spring pin and a pin rod, wherein the two bearings are installed in the bearing seat, the first shaft rod is installed in inner holes of the two bearings, the second shaft rod sequentially penetrates through a central hole of the compression wheel and a central hole of the driving wheel, and the end part of the first shaft rod is assembled in the central hole of the second shaft rod; the pressure bearing is arranged at the edge of the airtight cabin door, and the pressing wheel can press or release the pressure bearing; the inductive switch is arranged on the mounting seat plate and positioned below the pressing wheel, and the inductive switch is electrically connected with the PLC; the pin rod sequentially penetrates through the driving wheel, the second shaft rod and the first shaft rod; wherein, the motor shaft of the direct current speed reduction motor is matched with the central hole of the first shaft lever; the spring pin is arranged on the compression wheel, extends into pin holes distributed on the plane of the driving wheel, and the driving wheel is driven to the compression wheel through the spring pin.
Compared with the prior art, the biological safety type automatic door transfer window has a simple and reasonable structure, realizes the function of automatically opening and closing the cabin door under the condition of meeting biological safety, solves the problem of inconvenient operation of the traditional transfer window in actual use, reduces the object frequency of contactors in laboratory operation, and reduces the biological transmission risk.
Drawings
Fig. 1 is a schematic view showing a front view of a transfer window of a bio-safe type automatic door according to an embodiment of the present utility model.
Fig. 2 is a schematic rear view of a transfer window of a bio-safe type automatic door according to an embodiment of the present utility model.
Fig. 3 is a schematic side view of a structure in which a side airtight door of a transfer window of a bio-safe type automatic door according to an embodiment of the present utility model is opened.
Fig. 4 is a schematic top view of a biological safety type automatic door according to an embodiment of the present utility model in a state in which a side airtight door of a transfer window is opened.
Fig. 5 is a schematic view showing a partial sectional structure of a transfer window of a bio-safe type automatic door according to an embodiment of the present utility model.
Fig. 6 is a schematic structural view of an electric packing mechanism of a transfer window of a bio-safe type automatic door according to an embodiment of the present utility model without packing an airtight door.
Fig. 7 is a schematic structural view of an electric packing mechanism for a transfer window of a bio-safe type automatic door to press an airtight door according to an embodiment of the present utility model.
Fig. 8 is a schematic left-view cross-sectional structure of an electric packing mechanism of a transfer window of a bio-safe type automatic door according to an embodiment of the present utility model.
The main reference numerals illustrate:
The door comprises a 1-transmission box body, a 2-door frame, a 3-airtight cabin door, a 4-automatic door opener, a 5-electric tightening mechanism, a 6-sealing ring, a 7-touch screen, an 8-transparent observation window, a 9-high-strength hinge, a 10-overhaul port, an 11-connecting rod, a 12-inductive switch, a 13-pressure bearing, a 14-installation seat plate, a 15-installation frame, a 16-direct current gear motor, a 17-bearing, a 18-first shaft rod, a 19-second shaft rod, a 20-driving wheel, a 21-tightening wheel, a 22-spring pin, a 23-pin rod, a 24-bearing seat and a 25-motor shaft.
Detailed Description
The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.
Fig. 1 is a schematic view showing a front view of a transfer window of a bio-safe type automatic door according to an embodiment of the present utility model; fig. 2 is a schematic rear view (partially cut away) of a transfer window of a bio-safe automatic door according to an embodiment of the present utility model; fig. 3 is a schematic side view of a structure of a bio-safe automatic door transfer window according to an embodiment of the present utility model in a state where one side airtight door 3 is opened; fig. 4 is a schematic top view of the airtight door 3 at one side of the transfer window of the bio-safe type automatic door according to an embodiment of the present utility model in an opened state; FIG. 5 is a schematic view of a partially cut-away construction of a transfer window of a bio-safe automatic door according to an embodiment of the present utility model; fig. 6 is a schematic structural view of an electric packing mechanism of a transfer window of a bio-safe type automatic door according to an embodiment of the present utility model without packing an airtight door;
Fig. 7 is a schematic structural view of an electric packing mechanism for a transfer window of a bio-safe automatic door to press an airtight cabin door according to an embodiment of the present utility model; fig. 8 is a schematic left-view cross-sectional structure of an electric packing mechanism of a transfer window of a bio-safe type automatic door according to an embodiment of the present utility model.
As shown in fig. 1 to 8, a bio-safe type automatic door transfer window according to an embodiment of the present utility model includes: the device comprises a transmission box body 1, two airtight cabin doors 3, two automatic door openers 4, two electric tightening mechanisms 5 and a control mechanism. Door frames 2 are respectively arranged at two ends of the transmission box body 1; two airtight cabin doors 3 are respectively assembled on the door frame 2; the two automatic door openers 4 are respectively assembled on the transfer box body 1 and are respectively connected with the two airtight cabin doors 3, and the two automatic door openers 4 are used for pushing and pulling the two airtight cabin doors 3; the two electric tightening mechanisms 5 are respectively assembled on the transmission box body 1 and are respectively positioned on the opening sides of the two airtight cabin doors 3, and the two electric tightening mechanisms 5 are used for pressing the two airtight cabin doors 3; the control mechanism is assembled on the transmission box body 1, is respectively and electrically connected with the two automatic door openers 4 and the two electric tightening mechanisms 5, and is respectively used for controlling the opening and closing of the two automatic door openers 4 and the two electric tightening mechanisms 5; wherein, the top of the transfer box body 1 is provided with an access hole 10; wherein, the side of the airtight cabin door 3 close to the electric tightening mechanism 5 is provided with a pressure bearing 13.
In one or more embodiments, the airtight door 3 is a mechanically compact airtight door 3.
In one or more embodiments, the transfer case 1 is made of 304 stainless steel material, and the transfer case 1 includes an outer shell and an inner cavity.
In one or more embodiments, the airtight door 3 is made of 304 stainless steel, the inner side groove of the airtight door 3 is provided with a sealing ring 6, and the sealing ring 6 is used for combining with the edge strip of the door frame 2 to form a sealing contact surface.
In one or more embodiments, the automatic door opener 4 comprises an electric mechanism and a controller, wherein the controller is used for controlling the opening and closing of the electric mechanism, and the electric mechanism pushes and pulls the airtight cabin door 3 through a connecting rod 11; wherein, be provided with the opening and close portion on the top of airtight hatch door 3, the opening and close portion is used for being connected with connecting rod 11.
In one or more embodiments, the electric tightening mechanism 5 includes a direct current gear motor 16 and a sheave module 12, the direct current gear motor 16 is used to drive the sheave module 12, and the sheave module 12 is used to compress the airtight door 3.
In one or more embodiments, the control mechanism includes a PLC, two touch screens 7, and two voice modules, where the PLC is electrically connected to the two touch screens 7, the two voice modules, the two automatic door openers 4, and the two electric tightening mechanisms 5, respectively.
In one or more embodiments, the transfer window of the bio-safe automatic door further includes a plurality of embedded ultraviolet disinfection lamps embedded in the transfer box 1, and the embedded ultraviolet disinfection lamps are respectively electrically connected with the PLC of the control mechanism.
In one or more embodiments, the middle of both airtight hatches 3 are provided with transparent viewing windows 8.
In one or more embodiments, the motorized tightening mechanism includes: mounting plate 14, mounting bracket 15, direct current gear motor 16, arbor wheel subassembly, pressure-bearing 13 and inductive switch 12. The mounting seat plate 14 is mounted on the transmission box body, and a bearing seat 24 is fixed on the mounting seat plate 14; a mounting bracket 15 is fixed to the mounting plate 14; the direct-current gear motor 16 is fixed on the mounting frame 15, and the direct-current gear motor 16 is electrically connected with the PLC; the axle-wheel assembly comprises two bearings 17, a first shaft lever 18, a second shaft lever 19, a driving wheel 20, a compression wheel 21, a spring pin 22 and a pin rod 23, wherein the two bearings 17 are installed in the bearing seat 24, the first shaft lever 18 is installed in the inner holes of the two bearings 17, the second shaft lever 19 sequentially passes through the central hole of the compression wheel 21 and the central hole of the driving wheel 20, and the end part of the first shaft lever 18 is assembled in the central hole of the second shaft lever 19; the pressure bearing 13 is mounted on the edge of the airtight cabin door, and the pressing wheel 21 can press or release the pressure bearing 13; the inductive switch 12 is mounted on the mounting seat plate 14 and is positioned below the pressing wheel 21, and the inductive switch 12 is electrically connected with the PLC; wherein the pin 23 sequentially penetrates through the driving wheel 20, the second shaft 19 and the first shaft 18; wherein, the motor shaft 25 of the dc reduction motor 16 is fitted in the central hole of the first shaft 18; the spring pin 22 is mounted on the pinch roller 21, a pin rod of the spring pin 22 extends into pin holes distributed on the plane of the driving wheel 20, and the driving wheel 20 is driven to the pinch roller 21 through the spring pin 22.
In practical application, the airtight cabin door 3 of the biological safety type automatic door transfer window is an electric cabin door controlled by a controller, can execute automatic cabin door opening and closing actions according to an operator instruction, and can meet the biological safety sealing requirement; the transmission window is controlled by the touch screen 7 or a voice password, so that the cabin door of the transmission window is automatically opened or closed, and ultraviolet disinfection is performed; thus, hands of an operator can be liberated, the frequency of the laboratory workers contacting laboratory devices is reduced, and the biological transmission risk is reduced. The automatic door opening machine 4 is adopted to open or close the cabin door, and the electric tightening mechanism 5 is arranged to press the cabin door sealing ring 6, so that the automatic door opening and closing and sealing functions are realized; the utility model has the structural principle that the airtight cabin door 3 of the transmission window is a mechanically-pressed vertical hinged door (airtight door), and a sealing rubber ring is arranged on the door and is extruded and sealed with the edge strip of the door frame 2 of the transmission window. The door opening and closing actions are performed by the automatic door opener 4, the door opener link 11 pushes and pulls the airtight door 3, and the door rotates around the door axis between 0 degrees and 90 degrees. The electric tightening mechanism 5 is used for pressing the cabin door sealing ring 6 when the cabin door is closed, so that the cabin door sealing rubber ring and the side strips of the door frame 2 can be fully contacted and extruded to form reliable sealing.
The biological safety type automatic door transfer window disclosed by the utility model constructs a biological safety type transfer window system capable of automatically opening and closing the cabin door, and can realize reliable sealing. The biological safety automatic door transfer window consists of a transfer box body 1, a mechanical compression type airtight door, an automatic door opener 4, an electric tightening mechanism 5, a control mechanism and the like. The transmission box body 1 is made of a corrosion-resistant 304 stainless steel material and is divided into a shell and an inner cavity, the inner surface and the outer surface are smooth, the inner cavity corner is smooth, the whole strength is firm, the sealing is reliable, and the biological safety requirement is met. The mechanical compression type airtight door is made of 304 stainless steel plates, an inner side groove is injected with glue to form a sealing ring 6, the sealing ring 6 and the side strips of the door frame 2 are combined to form a sealing contact surface, the sealing ring is tightly attached under the action of external pressure, and gas in the cabin is sealed. The airtight door is provided with a high-strength hinge 9, and the height of the hinge is adjustable so as to meet the requirement that the sealing ring 6 is uniformly contacted with the edge strip of the door frame 2.
The automatic door opening machine 4 is an actuating mechanism formed by an electric mechanism and a controller, and the electric mechanism outputs a rotating shaft and transmits the rotating shaft to the connecting rod 11 to push and pull the door, so that the door moves between 0 degrees and 90 degrees, or stops at 90 degrees (the door is fully opened) or stops at a 0 degree (the door is fully closed) position. Since the automatic door opener 4 is the prior art, specific structure and working principle will not be described here again. The control mechanism consists of a touch screen 7, a PLC and a voice module; the control mechanism can execute the functions of opening or closing the transmission cabin door and ultraviolet disinfection according to the operating instructions, and can monitor the door opening state and time.
The electric tightening mechanism 5 is used for pressing the cabin door, and can lift the acting force for pressing the cabin door to hundreds of kilograms, so that the cabin door sealing rubber ring can be fully tightly attached to the edge of the door frame 2, and the sealing reliability is ensured. The electric tightening mechanism 5 consists of a direct-current speed reduction motor 16, a mounting rack 15, a mounting seat plate 14, a shaft wheel assembly and a pressure bearing 13. The arbor wheel assembly comprises a bearing seat 24, two bearings 17, a first shaft 18, a second shaft 19, a driving wheel 20, a pinch wheel 21, a spring pin 22 and a pin 23. The bearing seat 24 is fixed on the mounting seat plate 14, the two bearings 17 are mounted in the bearing seat 24, the first shaft lever 18 is assembled in the inner holes of the two bearings 17, the second shaft lever 19 passes through the central hole of the pressing wheel 21 and the central hole of the driving wheel 20, the end part of the first shaft lever 18 is assembled in the central hole of the second shaft lever 19, and the pin rod 23 passes through the driving wheel 20, the second shaft lever 19 and the first shaft lever 18, namely, the first shaft lever 18, the second shaft lever 19 and the driving wheel 20 are connected into a whole.
The direct current gear motor 16 is fixed on the mounting frame 15, and the mounting frame 15 is fixed on the mounting seat board 14, and the motor shaft 25 of the direct current gear motor 16 is fit in the centre bore of the first shaft lever 18. The spring pin 22 is arranged on the compression wheel 21, the pin rod of the spring pin 22 extends into pin holes distributed on the plane of the driving wheel 20, and the driving wheel 20 is transmitted to the compression wheel 21 through the spring pin 22. The pressure bearing 13 is arranged on the edge of the cabin door and receives the extrusion and release of the compression wheel 21.
The direct current gear motor 16 is electrified to rotate, the motor shaft 25 drives the shaft rod and the driving wheel 20 to rotate, the driving wheel 20 drives the compression wheel 21 to rotate through the spring pin 22, and the edge of the compression wheel 21 gradually contacts and presses the pressure bearing 13 along a special inclined plane, so that the purpose of compressing the cabin door is achieved. The pressing mechanism is provided with corresponding inductive switches 12, the positions of the cabin door and the pressing wheel 21 are detected, and the PLC controller controls the motor to rotate and stop according to a program, so that the actions of pressing and releasing the cabin door are realized. The worm and gear mechanism of the direct current gear motor 16 can lock the position of the pressing wheel 21, the spring pin 22 is used for transmission between the driving wheel 20 and the pressing wheel 21, and the pin rod of the spring pin 22 can be pulled out of the pin hole of the driving wheel 20 through a hand-held pull ring to realize the forced unlocking function.
In a word, the biological safety type automatic door transfer window is simple and reasonable in structure, achieves the function of automatically opening and closing the cabin door under the condition of meeting biological safety, solves the problem of inconvenient operation of the traditional transfer window in actual use, reduces the physical frequency of contactors in laboratory operation, and reduces biological transmission risks.
The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.
Claims (9)
1. A biosafety type automatic door transfer window, comprising:
the two ends of the transmission box body are respectively provided with a door frame;
Two airtight cabin doors respectively assembled on the door frame;
The two automatic door openers are respectively assembled on the transfer box body and are respectively connected with the two airtight cabin doors, and the two automatic door openers are used for pushing and pulling the two airtight cabin doors;
The two electric tightening mechanisms are respectively assembled on the transmission box body and are respectively positioned on the opening sides of the two airtight cabin doors, and the two electric tightening mechanisms are used for pressing the two airtight cabin doors; and
The control mechanism is assembled on the transmission box body and is respectively electrically connected with the two automatic door openers and the two electric tightening mechanisms, and the control mechanism is respectively used for controlling the opening and closing of the two automatic door openers and the two electric tightening mechanisms.
2. The bio-safe automatic door transfer window of claim 1, wherein the airtight door is a mechanically compact airtight door.
3. The bio-safe automatic door transfer window of claim 1, wherein the transfer box is made of 304 stainless steel material and the transfer box comprises an outer shell and an inner cavity.
4. The transfer window of a bio-safe type automatic door according to claim 1, wherein the airtight cabin door is made of 304 stainless steel material, an inner side groove of the airtight cabin door is provided with a sealing ring, and the sealing ring is used for combining with a side strip of the door frame into a sealing contact surface.
5. The bio-safe type automatic door transfer window of claim 1, wherein the automatic door opener comprises an electric mechanism and a controller, the controller is used for controlling the opening and closing of the electric mechanism, and the electric mechanism pushes and pulls the airtight cabin door through a connecting rod.
6. The biosafety type automatic door transfer window of claim 1 wherein the control mechanism comprises a PLC, two touch screens and two voice modules, wherein the PLC is electrically connected with the two touch screens, the two voice modules, the two automatic door openers and the two electric tightening mechanisms respectively.
7. The transfer window of claim 6, further comprising a plurality of embedded ultraviolet disinfection lamps embedded in the transfer box, wherein the plurality of embedded ultraviolet disinfection lamps are electrically connected to the PLC of the control mechanism, respectively.
8. The transfer window of a bio-safe type automatic door according to claim 6, wherein a transparent viewing window is provided at the middle of each of the two airtight door.
9. The bio-safe automatic door transfer window of claim 6, wherein the motorized tightening mechanism comprises:
the mounting seat plate is arranged on the transmission box body, and a bearing seat is fixed on the mounting seat plate;
The mounting frame is fixed on the mounting seat plate;
The direct-current speed reducing motor is fixed on the mounting frame and is electrically connected with the PLC;
The axle wheel assembly comprises two bearings, a first axle rod, a second axle rod, a driving wheel, a pinch roller, a spring pin and a pin rod, wherein the two bearings are installed in the bearing seat, the first axle rod is installed in inner holes of the two bearings, the second axle rod sequentially passes through a central hole of the pinch roller and a central hole of the driving wheel, and the end part of the first axle rod is assembled in the central hole of the second axle rod;
The pressure bearing is arranged at the edge of the airtight cabin door, and the pressing wheel can press or release the pressure bearing; and
The inductive switch is arranged on the mounting seat plate and positioned below the pressing wheel, and the inductive switch is electrically connected with the PLC;
The pin rod sequentially penetrates through the driving wheel, the second shaft rod and the first shaft rod;
Wherein, the motor shaft of the direct current speed reduction motor is matched with the central hole of the first shaft lever;
the spring pin is arranged on the compression wheel, extends into pin holes distributed on the plane of the driving wheel, and the driving wheel is driven to the compression wheel through the spring pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321950928.7U CN221096320U (en) | 2023-07-24 | 2023-07-24 | Biological safety automatic door transfer window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321950928.7U CN221096320U (en) | 2023-07-24 | 2023-07-24 | Biological safety automatic door transfer window |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221096320U true CN221096320U (en) | 2024-06-07 |
Family
ID=91309891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321950928.7U Active CN221096320U (en) | 2023-07-24 | 2023-07-24 | Biological safety automatic door transfer window |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221096320U (en) |
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2023
- 2023-07-24 CN CN202321950928.7U patent/CN221096320U/en active Active
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