CN209922910U - Pickling unit is used in production of high-purity quartz sand - Google Patents
Pickling unit is used in production of high-purity quartz sand Download PDFInfo
- Publication number
- CN209922910U CN209922910U CN201920763798.3U CN201920763798U CN209922910U CN 209922910 U CN209922910 U CN 209922910U CN 201920763798 U CN201920763798 U CN 201920763798U CN 209922910 U CN209922910 U CN 209922910U
- Authority
- CN
- China
- Prior art keywords
- fixed
- connecting plate
- quartz sand
- briquetting
- purity quartz
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005554 pickling Methods 0.000 title claims abstract description 42
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 239000006004 Quartz sand Substances 0.000 title claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 238000003825 pressing Methods 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 21
- 238000009434 installation Methods 0.000 abstract description 19
- 239000010453 quartz Substances 0.000 description 9
- 238000012423 maintenance Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- 239000002775 capsule Substances 0.000 description 3
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000010306 acid treatment Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The utility model discloses a pickling device for producing high-purity quartz sand, which comprises a base, wherein a cylinder is arranged at the top of the base, a bearing seat is arranged outside the bottom end of the cylinder, an installation seat is arranged at the bottom of the bearing seat, a fastening screw is connected at the joint of the installation seat and the bearing seat, fixed blocks are fixed on two sides of the outer wall of the bearing seat, a pressing block is arranged at the top of the fixed block, and the surface of the top of the pressing block and the top of the fastening screw are mutually attached; the utility model discloses a briquetting of design, the briquetting can be pressed at fastening screw's top to carry on spacingly to it, effectually avoid it to appear rotating and take place not hard up, make the pickling machine more stable in the course of the work, production efficiency improves, and through the connecting plate of design, the connecting plate can be gone into to install fast fixedly to the briquetting in the spread groove, guarantees pickling machine convenient and fast more in the installation.
Description
Technical Field
The utility model belongs to the technical field of quartz sand production, concretely relates to pickling device is used in production of high-purity quartz sand.
Background
The quartz sand pickling machine is a device for carrying out acid treatment on quartz sand, so that impurities on the surface of the quartz sand are separated under the action of acid, the surface of a quartz block is pure white, and the quartz sand is convenient to be subsequently processed into high-purity quartz sand.
Current quartz sand pickling machine is when handling the quartz capsule, places the quartz capsule in the barrel, and the barrel makes the quartz capsule overturn in the acid medium of barrel through rotating to reach the cleaning action, but in the course of the work, fastening screw between bearing frame and the mount pad of its lateral part can appear lax, thereby makes the barrel rock in rotating the in-process, leads to the unstable problem of the device's work, for this reason the utility model provides a pickling device is used in production of high-purity quartz sand.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pickling device is used in production of high-purity quartz sand to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pickling unit is used in production of high-purity quartz sand, includes the base, the base top is provided with the barrel, barrel bottom outside all is provided with the bearing frame, the bearing frame bottom is provided with the mount pad, the mount pad is connected with fastening screw with the junction of bearing frame, bearing frame outer wall both sides all are fixed with the fixed block, the fixed block top is provided with the briquetting, briquetting top surface and fastening screw top are laminated each other, the mounting groove has been seted up on briquetting other end surface, the inside connecting plate that is provided with of mounting groove, the spread groove has been seted up on the fixed block surface, inside and the fixed block interconnect of spread groove is gone into to connecting plate one end card, the connecting plate other end runs through there is the dead lever, the dead.
Preferably, a connecting rod is fixed to the side face of the other end of the connecting plate, a push plate is fixed to one end of the connecting rod, penetrates through the surface of the pressing block, and a cushion pad is fixed to the surface of the push plate.
Preferably, a rubber gasket is arranged between the pressing block and the fastening screw, and the ports of the connecting plate and the connecting groove are both in an oblique structure.
Preferably, a shaft lever is arranged between the bearing seats, roller rings are fixed at two ends of the outer wall of the cylinder body, and a guide roller wheel is arranged on one side of each roller ring and fixed on the surface of the shaft lever.
Preferably, a fluted disc is fixed at the center of the outer wall of the cylinder body, one side of the fluted disc is connected with a gear through meshing, and the gear is fixed on the surface of the shaft lever.
Preferably, a feed inlet and a discharge outlet are respectively arranged at two ends of the cylinder body, and a material guide plate is arranged inside the cylinder body.
Preferably, four corners of the bottom of the base are respectively fixed with a fixing plate, and the surface of each fixing plate is provided with a mounting hole.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) through the briquetting of design, the briquetting can be pressed at fastening screw's top, thereby it is spacing to it, effectually avoid it to appear rotating and take place not hard up, make the pickling machine more stable in the course of the work, production efficiency improves, connecting plate through the design, the connecting plate can be gone into to install fast the briquetting in the spread groove fixedly, guarantee pickling machine convenient and fast more in the installation, dead lever through the design, carry out fixed mounting to the connecting plate, reset spring through the design, exert elasticity to the connecting plate, it is fixed to make it spring into inside the block that carries out of spread groove under no exogenic action, push pedal through the design, the operating personnel of being convenient for promote the connecting plate and dismantle the briquetting fast, make the pickling machine convenient to detach more in the back-end maintenance, and the maintenance efficiency is accelerated.
(2) Through the rubber gasket of design, the rubber gasket has good toughness and elasticity, it can make between briquetting and the fastening screw tightly together, thereby it is spacing to fastening screw, it is not hard up that the screw can not appear in this pickling machine in the course of the work, increase its safety in utilization and stability, port department through the connecting plate of design and spread groove is the oblique structure, produce the interact power through inclined plane mutual contact between connecting plate and the spread groove, make the connecting plate remove by oneself, be convenient for with its card in the spread groove, it is convenient more fast when the installation briquetting to guarantee, it is convenient simple more to make the pickling machine installation.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial enlarged view of the position A of the present invention;
FIG. 3 is a schematic view of the installation of the pressing block and the connecting plate according to the present invention;
fig. 4 is a top view of the fixing block of the present invention;
fig. 5 is a schematic top view installation diagram of the installation base and the bearing seat of the present invention;
fig. 6 is a schematic structural view of embodiment 2 of the present invention;
fig. 7 is a partial enlarged view of a part B in embodiment 2 of the present invention;
in the figure: 1. a base; 2. a guide roller wheel; 3. a barrel; 4. a mounting seat; 5. a gear; 6. a bearing seat; 7. briquetting; 8. a fixed block; 9. a connecting rod; 10. a fluted disc; 11. a roll ring; 12. mounting grooves; 13. a return spring; 14. pushing the plate; 15. a connecting plate; 16. connecting grooves; 17. fixing the rod; 18. a silica gel gasket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1 to 5, the present invention provides a technical solution: a pickling device for producing high-purity quartz sand comprises a base 1, wherein a cylinder 3 is arranged at the top of the base 1, a bearing seat 6 is arranged outside the bottom end of the cylinder 3, an installation seat 4 is arranged at the bottom of the bearing seat 6, a fastening screw is connected at the joint of the installation seat 4 and the bearing seat 6, fixing blocks 8 are fixed on two sides of the outer wall of the bearing seat 6, a pressing block 7 is arranged at the top of the fixing block 8, the pressing block 7 can be pressed on the top of the fastening screw through the designed pressing block 7 so as to limit the fastening screw, the loosening caused by rotation of the pressing block is effectively avoided, a pickling machine is more stable in the working process, the production efficiency is improved, the top surface of the pressing block 7 and the top of the fastening screw are mutually attached, a mounting groove 12 is formed in the surface of the other end of the pressing block 7, a connecting plate 15 is, guarantee pickling machine convenient and fast more in the installation, spread groove 16 has been seted up on the 8 surfaces of fixed block, connecting plate 15 one end card is gone into inside and fixed block 8 interconnect of spread groove 16, connecting plate 15 other end runs through there is dead lever 17, dead lever 17 through the design, carry out fixed mounting to connecting plate 15, dead lever 17 is fixed at mounting groove 12 inner wall, be provided with reset spring 13 between connecting plate 15 and the mounting groove 12, reset spring 13 through the design, exert elasticity to connecting plate 15, it is fixed to make it carry out the block to spring into spread groove 16 inside under no exogenic action.
In this embodiment, it is preferred, connecting plate 15 other end side is fixed with connecting rod 9, connecting rod 9 through the design, be in the same place connecting plate 15 and push pedal 14 interconnect, connecting rod 9 one end is passed 7 fixed surface of briquetting and is had push pedal 14, push pedal 14 through the design, the operating personnel of being convenient for promote connecting plate 15 and dismantle briquetting 7 fast, make the easy dismounting of pickling machine in the maintenance of preface more, accelerate maintenance efficiency, push pedal 14 fixed surface has the blotter.
In this embodiment, it is preferred, be provided with the rubber gasket between briquetting 7 and the fastening screw, rubber gasket through the design, the rubber gasket has good toughness and elasticity, it can make tightly together the pressure between briquetting 7 and the fastening screw, thereby it is spacing to fastening screw, it is not hard up that the screw can not appear in the course of the work for this pickling machine, increase its safety in utilization and stability, connecting plate 15 is the oblique structure with the port department of spread groove 16, connecting plate 15 through the design is oblique structure with the port department of spread groove 16, produce the interact power through inclined plane mutual contact between connecting plate 15 and the spread groove 16, make connecting plate 15 remove by oneself, be convenient for block its in spread groove 16, it is convenient more convenient when installation briquetting 7 to guarantee, it is more convenient simple to make the pickling machine installation.
In this embodiment, preferably, a shaft rod is arranged between the bearing seats 6, the two ends of the outer wall of the cylinder 3 are both fixed with roller rings 11, one side of each roller ring 11 is provided with a guide roller wheel 2, the cylinder 3 is supported and fixed through the designed guide roller wheel 2, and the guide roller wheel 2 is fixed on the surface of the shaft rod.
In this embodiment, preferably, a fluted disc 10 is fixed at the center of the outer wall of the cylinder 3, a gear 5 is connected to one side of the fluted disc 10 through meshing, the designed gear 5 is convenient for driving the cylinder 3 to rotate through a motor, and the gear 5 is fixed on the surface of the shaft rod.
In this embodiment, preferably, a feeding hole and a discharging hole are respectively formed at two ends of the cylinder 3, a material guide plate is arranged inside the cylinder 3, and the quartz block in the cylinder 3 can be conveniently turned over through the designed material guide plate.
In this embodiment, preferably, four corners in the bottom of the base 1 are all fixed with fixing plates, and through the designed fixing plates, the device is convenient to install and fix, and the surface of the fixing plate is provided with mounting holes.
Example 2
Referring to fig. 3 to 7, the present invention provides a technical solution: a pickling device for producing high-purity quartz sand comprises a base 1, wherein a cylinder 3 is arranged at the top of the base 1, a bearing seat 6 is arranged outside the bottom end of the cylinder 3, an installation seat 4 is arranged at the bottom of the bearing seat 6, a fastening screw is connected at the joint of the installation seat 4 and the bearing seat 6, fixing blocks 8 are fixed on two sides of the outer wall of the bearing seat 6, a pressing block 7 is arranged at the top of the fixing block 8, the pressing block 7 can be pressed on the top of the fastening screw through the designed pressing block 7 so as to limit the fastening screw, the loosening caused by rotation of the pressing block is effectively avoided, a pickling machine is more stable in the working process, the production efficiency is improved, the top surface of the pressing block 7 and the top of the fastening screw are mutually attached, a mounting groove 12 is formed in the surface of the other end of the pressing block 7, a connecting plate 15 is, guarantee pickling machine convenient and fast more in the installation, spread groove 16 has been seted up on the 8 surfaces of fixed block, connecting plate 15 one end card is gone into inside and fixed block 8 interconnect of spread groove 16, connecting plate 15 other end runs through there is dead lever 17, dead lever 17 through the design, carry out fixed mounting to connecting plate 15, dead lever 17 is fixed at mounting groove 12 inner wall, be provided with reset spring 13 between connecting plate 15 and the mounting groove 12, reset spring 13 through the design, exert elasticity to connecting plate 15, it is fixed to make it carry out the block to spring into spread groove 16 inside under no exogenic action.
In this embodiment, it is preferred, connecting plate 15 other end side is fixed with connecting rod 9, connecting rod 9 through the design, be in the same place connecting plate 15 and push pedal 14 interconnect, connecting rod 9 one end is passed 7 fixed surface of briquetting and is had push pedal 14, push pedal 14 through the design, the operating personnel of being convenient for promote connecting plate 15 and dismantle briquetting 7 fast, make the easy dismounting of pickling machine in the maintenance of preface more, accelerate maintenance efficiency, push pedal 14 fixed surface has the blotter.
In this embodiment, it is preferred, be provided with silica gel gasket 18 between briquetting 7 and the fastening screw, silica gel gasket 18 through the design, silica gel gasket 18 has good toughness and elasticity, it can make the briquetting 7 and fastening screw between tight pressure together, thereby it is spacing to fastening screw, make this pickling machine can not appear that the screw is not hard up in the course of the work, increase its safety in utilization and stability, connecting plate 15 is the oblique structure with the port department of spread groove 16, the port department through connecting plate 15 and spread groove 16 of design is the oblique structure, produce interact power through inclined plane mutual contact between connecting plate 15 and the spread groove 16, make connecting plate 15 remove by oneself, be convenient for block it in spread groove 16, it is more convenient when the installation briquetting 7 to guarantee, it is more convenient and simple to make the pickling machine installation.
In this embodiment, preferably, a shaft rod is arranged between the bearing seats 6, the two ends of the outer wall of the cylinder 3 are both fixed with roller rings 11, one side of each roller ring 11 is provided with a guide roller wheel 2, the cylinder 3 is supported and fixed through the designed guide roller wheel 2, and the guide roller wheel 2 is fixed on the surface of the shaft rod.
In this embodiment, preferably, a fluted disc 10 is fixed at the center of the outer wall of the cylinder 3, a gear 5 is connected to one side of the fluted disc 10 through meshing, the designed gear 5 is convenient for driving the cylinder 3 to rotate through a motor, and the gear 5 is fixed on the surface of the shaft rod.
In this embodiment, preferably, a feeding hole and a discharging hole are respectively formed at two ends of the cylinder 3, a material guide plate is arranged inside the cylinder 3, and the quartz block in the cylinder 3 can be conveniently turned over through the designed material guide plate.
In this embodiment, preferably, four corners in the bottom of the base 1 are all fixed with fixing plates, and through the designed fixing plates, the device is convenient to install and fix, and the surface of the fixing plate is provided with mounting holes.
The utility model discloses a theory of operation and use flow: the device is arranged at a designated position, a power supply is switched on, a quartz block to be treated is placed in a cylinder 3 of a pickling machine filled with a pickling medium, and then the gear 5 and a motor are meshed with each other to rotate, so that the gear 5 drives the cylinder 3 to rotate through a fluted disc 10, wherein the model of the motor is YZ280-16-H, the quartz block in the cylinder 3 is subjected to rotary pickling, and after the pickling is finished, the quartz block is discharged through a discharge hole;
the utility model discloses when carrying out locking processing to fastening screw, finish fastening screw fastening, press briquetting 7 when the fastening screw top, inclined plane and the 8 port departments inclined planes of fixed block of connecting plate 15 contact each other, in-process pressing briquetting 7 down, produce the interact power between the two, thereby make connecting plate 15 remove, exert pressure to reset spring 13 and make it take place to deform, final connecting plate 15 inserts in spread groove 16, reset spring 13 release elasticity that is in compression state this moment, make connecting plate 15 open in the bayonet socket of spread groove 16, accomplish the quick fixed mounting to briquetting 7, make it carry on spacingly to fastening screw, when briquetting 7 needs to be dismantled to the preface, only need promote connecting plate 15 through push pedal 14, pull up it again, can accomplish the quick dismantlement of briquetting 7.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a pickling unit is used in production of high-purity quartz sand, includes base (1), base (1) top is provided with barrel (3), barrel (3) bottom outside all is provided with bearing frame (6), bearing frame (6) bottom is provided with mount pad (4), the junction of mount pad (4) and bearing frame (6) is connected with fastening screw, its characterized in that: bearing frame (6) outer wall both sides all are fixed with fixed block (8), fixed block (8) top is provided with briquetting (7), briquetting (7) top surface and fastening screw top are laminated each other, mounting groove (12) have been seted up to briquetting (7) other end surface, inside connecting plate (15) that is provided with of mounting groove (12), spread groove (16) have been seted up on fixed block (8) surface, connecting plate (15) one end card is gone into spread groove (16) inside and fixed block (8) interconnect, connecting plate (15) other end runs through has dead lever (17), dead lever (17) are fixed at mounting groove (12) inner wall, be provided with reset spring (13) between connecting plate (15) and mounting groove (12).
2. The pickling device for producing the high-purity quartz sand according to claim 1, which is characterized in that: a connecting rod (9) is fixed to the side face of the other end of the connecting plate (15), a push plate (14) is fixed to the surface of one end of the connecting rod (9) penetrating through the pressing block (7), and a cushion pad is fixed to the surface of the push plate (14).
3. The pickling device for producing the high-purity quartz sand according to claim 2, wherein the pickling device comprises: a rubber gasket is arranged between the pressing block (7) and the fastening screw, and the port parts of the connecting plate (15) and the connecting groove (16) are of inclined structures.
4. The pickling device for producing the high-purity quartz sand according to claim 1, which is characterized in that: the shaft lever is arranged between the bearing seats (6), the two ends of the outer wall of the barrel body (3) are respectively fixed with a roller ring (11), one side of each roller ring (11) is provided with a guide roller wheel (2), and the guide roller wheels (2) are fixed on the surface of the shaft lever.
5. The pickling device for producing the high-purity quartz sand according to claim 4, wherein the pickling device comprises: a fluted disc (10) is fixed at the center of the outer wall of the cylinder body (3), a gear (5) is connected to one side of the fluted disc (10) through meshing, and the gear (5) is fixed on the surface of the shaft lever.
6. The pickling device for producing the high-purity quartz sand according to claim 5, wherein the pickling device comprises: the feeding device is characterized in that a feeding hole and a discharging hole are formed in two ends of the barrel body (3) respectively, and a material guide plate is arranged inside the barrel body (3).
7. The pickling device for producing the high-purity quartz sand according to claim 1, which is characterized in that: four corners in the bottom of the base (1) are all fixed with fixing plates, and mounting holes are formed in the surfaces of the fixing plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920763798.3U CN209922910U (en) | 2019-05-26 | 2019-05-26 | Pickling unit is used in production of high-purity quartz sand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920763798.3U CN209922910U (en) | 2019-05-26 | 2019-05-26 | Pickling unit is used in production of high-purity quartz sand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209922910U true CN209922910U (en) | 2020-01-10 |
Family
ID=69091997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920763798.3U Expired - Fee Related CN209922910U (en) | 2019-05-26 | 2019-05-26 | Pickling unit is used in production of high-purity quartz sand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209922910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114835129A (en) * | 2022-04-26 | 2022-08-02 | 连云港强邦石英制品有限公司 | Quartz sand pickling equipment and pickling process |
-
2019
- 2019-05-26 CN CN201920763798.3U patent/CN209922910U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114835129A (en) * | 2022-04-26 | 2022-08-02 | 连云港强邦石英制品有限公司 | Quartz sand pickling equipment and pickling process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209922910U (en) | Pickling unit is used in production of high-purity quartz sand | |
| CN215302913U (en) | A high-efficient cleaning machine of drum-type for vegetables | |
| CN210756930U (en) | Mechanical polishing equipment for machining | |
| CN110538500A (en) | Domestic sewage treatment plant convenient to renew cartridge more | |
| CN216799980U (en) | Particle size control device in kaolin production process | |
| CN214923420U (en) | Grinding head capable of improving grinding effect | |
| CN214636995U (en) | Traditional Chinese medicine grinding device for treating influenza | |
| CN210334005U (en) | Bolt mould convenient to dismouting | |
| CN212347924U (en) | Metal filtering device for double-zero aluminum foil production | |
| CN206550774U (en) | A kind of end surface machining apparatus produced for spring | |
| CN209851221U (en) | Still kettle cleaning device | |
| CN213194848U (en) | Belt cleaning device is used in automobile parts production that cleaning performance is good | |
| CN207857100U (en) | A kind of grinding device with water circulating cooling function | |
| CN107497586B (en) | A kind of wine brewing raw material crushing tank | |
| CN207668989U (en) | A kind of strong anti-blocking rotary device of magnetic Magnetic Isolation | |
| CN220074362U (en) | Abnormal shape grinder grinding device | |
| CN216321084U (en) | Spray pump in waste gas tower groove | |
| CN213791849U (en) | Be used for mechanical waste to retrieve and use reducing mechanism | |
| CN215232330U (en) | Sewage treatment pressure filter | |
| CN210652022U (en) | Herbal pieces-briquetting machine | |
| CN215462277U (en) | Pressure filter with safeguard function | |
| CN218609555U (en) | Energy-efficient Yao nationality medicine extraction element | |
| CN217069015U (en) | Alumina preparation facilities with thermal-insulated effect | |
| CN215473259U (en) | Graphite extension curb plate finish machining device | |
| CN203790646U (en) | Filter plate of extruding and squeezing type plate-and-frame filter press |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200110 |