CN115026773A - Disassembling tool matched with cloth clamping and protecting device of feed hole of series-connection filter plate - Google Patents
Disassembling tool matched with cloth clamping and protecting device of feed hole of series-connection filter plate Download PDFInfo
- Publication number
- CN115026773A CN115026773A CN202110242876.7A CN202110242876A CN115026773A CN 115026773 A CN115026773 A CN 115026773A CN 202110242876 A CN202110242876 A CN 202110242876A CN 115026773 A CN115026773 A CN 115026773A
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- matched
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- cloth clamping
- main
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- 239000004744 fabric Substances 0.000 title claims abstract description 106
- 239000000463 material Substances 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 238000005520 cutting process Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 230000001012 protector Effects 0.000 claims 1
- 230000006872 improvement Effects 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 abstract description 3
- 230000007246 mechanism Effects 0.000 description 7
- 238000001914 filtration Methods 0.000 description 4
- 230000013011 mating Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
Abstract
The invention discloses a disassembling tool matched with a cloth clamping and protecting device of a feed hole of a series-connection filter plate, and the key points of the innovative scheme are as follows: a brand-new cloth clamp dismounting tool is additionally arranged, and comprises an integrated main clamp and a double-matching sleeve type matching clamp spanner which are respectively matched with a main clamp and a matching clamp of a feed hole cloth clamp, wherein the main clamp is provided with four clamp clamping jaws corresponding to grooves on the edge of the main clamp, and the matching clamp spanner is provided with six concave matching sleeve petals corresponding to a convex wall of a matching clamp inner hole (feed hole); the main clamp fixture is clamped on the main clamp of the cloth clamping device to fix the cloth clamping device, the matched clamp wrench is sleeved on the matched clamp of the cloth clamping device to rotate the matched clamp, and the screw tightening type cloth clamping device can be easily screwed or loosened, so that the cloth clamping device has the advantages of novel structure, convenience in use, labor saving and efficiency improvement; the technical problems that a special disassembling tool matched with the cloth clamping device is not available, manual disassembly is very difficult, a non-special tool is used for forcible disassembly, and the cloth clamping device is easy to damage are solved; the disassembly and assembly work efficiency of the cloth clamping device is improved, the service life of the cloth clamping device is prolonged, and cost reduction and efficiency improvement are achieved.
Description
Technical Field
The invention belongs to the technical field of series feeding type filter presses (patent classification number B01D 25/12), and relates to a special tool for disassembling and assembling a cloth clamping and protecting device of a filter plate feeding hole.
Background
The filter press is a pressurized filtering device with multiple filtering chambers operated intermittently; the serial feeding type filter press is a common filter press with all filter chambers connected in series, a feeding hole is arranged in a cavity part of a filter plate, for example, the middle part or the middle upper part of the filter plate is provided with the feeding hole (while the feeding hole of the parallel feeding mode is arranged in a non-cavity part or an outer cross lug of the filter plate), and the feeding hole penetrates through all the filter chambers (all the filter chambers are connected in series); the cloth washing machine mainly comprises a double-beam frame, a hydraulic pressing mechanism, a series filtering mechanism, a plate pulling mechanism, a cloth washing mechanism, a liquid receiving and plate turning mechanism and a PLC program control system; is suitable for solid-liquid separation of various suspensions.
The series filtering mechanism is a core mechanism of a series feeding type filter press and mainly comprises a head and tail anti-corrosion filter plate, a series filter plate, filter cloth, a cloth clamping and protecting device, a filter plate supporting handle, sealing rings at inlet and outlet hole ends of each fluid, an inlet and outlet external pipeline of each fluid and other parts; the filter cloth covers the filter plates to be used as filter media and seal filter frame sealing surfaces of adjacent filter plates; the cloth clamping and protecting device for the feed hole is in a threaded screwing type and comprises a half-side main clamp and a half-side matched clamp, wherein the half-side main clamp and the half-side matched clamp are arranged in concentric feed holes of the filter plates and the filter cloth which are connected in series and used for clamping and protecting the filter cloth; the double-filter-plate supporting handle supports the filter plates on the guide rails of the double beams of the frame, the filter plates are pressed tightly by the hydraulic oil cylinder, and the concave parts of the adjacent filter plates clamping the filter cloth form a filter chamber. The parallel filter plate feeding and distributing device is arranged in the concentric feeding and distributing holes of the parallel filter plates and the filter cloth and is used for clamping the filter cloth and distributing materials to the filter chambers on the two sides of the filter plates.
The existing cloth clamping and protecting device for the feed hole of the series-connection filter plate has the following defects: lack the supporting dismouting specialized tool of double-layered cloth ware of protecting, the dismouting is very difficult: (1) because the filter cloth is a vulnerable part and needs to be replaced periodically, when the cloth clamping and protecting device for the feed hole of the series filter plate is installed, two persons are required to install the cloth clamping and protecting device on two sides of the filter plate respectively, and the installation is inconvenient; (2) because the cloth clamping and protecting device is suitable for fluid, the design of the cloth clamping and protecting device is streamline, the edge is smooth and difficult to grasp, the cloth clamping and protecting device is easy to slip when being screwed down, the installation efficiency is low, and the production efficiency of the filter press is influenced; (3) because the cloth clamping and protecting device is in corrosive materials for a long time, the threads of the cloth clamping and protecting device are difficult to rust, and the manual direct disassembly is more difficult than the installation; sometimes, the cloth clamping and protecting device is forcibly detached by means of external force (using a non-special tool), so that the service life is easily influenced; the technical problem that the cost reduction and the efficiency increase of a filter press user urgently need to be solved is solved.
Disclosure of Invention
The invention aims to overcome the defects of the existing cloth clamping and protecting device for the feed hole of the series filter plate, solve the technical problems that the cloth clamping and protecting device is difficult to disassemble and assemble manually and easy to damage due to forcible disassembly, and is lack of a special disassembling and assembling tool matched with the cloth clamping and protecting device, and provide a disassembling and assembling tool matched with the cloth clamping and protecting device for the feed hole of the series filter plate.
The related technical conditions are as follows: a cloth clamping and protecting device for a feed hole of a series-connection filter plate is in a threaded screwing type and comprises a half-side main clamp and a half-side matched clamp; the edge of the main clamp is provided with four grooves, and an inner hole (a feeding hole) of the auxiliary clamp is provided with six convex walls; the main clamp and the auxiliary clamp are respectively sleeved from the front and the back of the concentric feeding holes of the series filter plate and the filter cloth and are used for clamping and protecting the filter cloth.
The invention solves the problems of the prior art and adopts the innovative technical scheme that: a cloth clamping and protecting device matched dismounting tool (hereinafter referred to as a cloth clamping device dismounting tool) for a feeding hole of a series filter plate is characterized in that: compared with the prior art, the innovative overall structure has the prominent substantive characteristics that: a brand-new cloth clamping device dismounting tool is additionally arranged, and comprises a main clamping fixture and an auxiliary clamping wrench, wherein the main clamping fixture is matched with a cloth clamping and protecting device of a feed hole, the main clamping fixture is clamped on a main clamp of the cloth clamping and protecting device to fix the cloth clamping and protecting device, the auxiliary clamping wrench is sleeved on the auxiliary clamp of the cloth clamping and protecting device to rotate, and the cloth clamping and protecting device can be easily screwed or loosened by static and dynamic actions; the cloth clamp dismounting tool is matched with the filter press to leave the factory, and the dismounting is assisted by the cloth clamp dismounting tool, so that the half-effort is multiplied; therefore, the technical problems that a special disassembling tool matched with the cloth clamping and protecting device is not available, the disassembling is very difficult to disassemble manually, and the cloth clamping and protecting device is easy to damage after being disassembled forcibly are solved.
The specific design scheme is as follows: the cloth clamp dismounting tool mainly comprises a main clamp fixture and a matched clamp wrench, and is made of stainless steel materials; (1) the main clamp fixture is an integrated lath concave fixture and comprises two handles of the fixture, a clamp jaw and a main clamp matched concave bottom; the double handles of the fixture are two 200mm long plates, the width of the double handles can be held by hands, and two ends of the fixture are provided with stringing holes; the main clamp is matched with the concave bottom, the concave bottom is larger than the diameter of the main clamp, four clamping apparatus clamping jaws corresponding to the grooves in the edge of the main clamp are arranged, and the included angle between each clamping apparatus clamping jaw and the corresponding concave bottom of the main clamp is 65 degrees. (2) The matched clamp wrench is a double-matched sleeve type wrench and comprises a wrench handle, a matched clamp matched inner sleeve, an inner sleeve connecting rod and a matched clamp matched outer sleeve; the wrench handle is a round rod type handle, the length of the wrench handle is half of that of the main clamping fixture, and one end of the wrench handle is provided with a 105-degree elbow; the matched clamp matched inner sleeve is a circular plate matched with an inner hole (a feeding hole) of the matched clamp, six concave matched sleeve petals corresponding to the matched clamp are uniformly distributed on the periphery of the matched clamp matched inner sleeve, and are in clearance fit with the matched clamp; the matched clamp is matched with the outer sleeve, one more material leaking hole is formed in the matched clamp matched with the inner sleeve, and other structures are the same; the inner sleeve connecting rod and the outer sleeve connecting rod are a section of buffer steel pipe, and the length of the buffer steel pipe ensures that the thickness of the matched clamp matched inner sleeve corresponds to that of the matched clamp after the matched clamp matched outer sleeve and the matched clamp matched inner sleeve are connected.
The connection relation of the main parts is as follows: (1) main clamping fixture: the clamping tool double-handle, the clamping tool clamping jaw and the main clamp of the main clamp are matched with the concave bottom to form a whole, and the main clamp is formed by bending after cutting a steel plate by laser; (2) a clamping spanner is assembled: the matched clamp matched inner sleeve corresponds to the matched sleeve petal of the matched clamp matched outer sleeve, and the matched clamp matched inner sleeve and the matched clamp matched outer sleeve are connected (welded) by using an inner sleeve connecting rod and an outer sleeve connecting rod; the elbow end of the wrench handle is welded at the center of the matched clamp matched inner sleeve, and the angle between the elbow end of the wrench handle and the matched clamp matched inner sleeve is 15 degrees; (3) the main clamp and the matched clamp wrench are used: the clamp jaws of the main clamp are clamped in the main clamp edge grooves of the cloth clamping and protecting device, so that the main clamp can be fixed; the concave matching sleeve petal of the matching clamp wrench is sleeved on the corresponding convex wall of the matching clamp inner hole (feeding hole) to enable the matching clamp to rotate; has the function of assisting in screwing or unscrewing the screw-tightening type cloth clamping and protecting device.
The disassembling tool matched with the cloth clamping and protecting device for the feed holes of the series-connected filter plates has the remarkable advantages of novel structure, convenience in use, labor saving and efficiency improvement; the novel cloth clamping and protecting device has the advantages that the brand-new dismounting tool matched with the cloth clamping and protecting device of the feeding hole is additionally arranged, so that the screwing-down or unscrewing type cloth clamping and protecting device can be screwed down or loosened with half the effort, and the working efficiency of dismounting the cloth clamping device is improved; meanwhile, the problem that the cloth clamping and protecting device is easy to damage when being forcibly detached by using a non-special tool is avoided, and the service life of the cloth clamping and protecting device is prolonged.
Drawings
Fig. 1 is a schematic diagram of the assembly and disassembly tool matched with the cloth clamping and protecting device of the feed hole of the series filter plate and the corresponding cloth clamping and protecting device.
Fig. 2 is a schematic perspective view of a main clamp of a disassembling tool matched with a cloth-clamping and cloth-protecting device of a feed hole of a series filter plate.
Fig. 3 is a schematic perspective view of a clamping wrench of a disassembling tool for the cloth clamping and protecting device of the feed hole of the series filter plate.
Reference numerals are as follows: 1-main clamp, 2-matched clamp wrench, 3-filter plate feed hole cloth clamping and protecting device, 11-clamp handle, 12-clamp jaw, 13-main clamp matched concave bottom, 21-wrench handle, 22-matched clamp matched inner sleeve, 23-inner and outer sleeve connecting rod, 24-matched clamp matched outer sleeve, 25-leakage hole and 26-matched sleeve petal (namely concave matched sleeve petal).
Detailed Description
The technical solution in the embodiment of the present invention is described below with reference to the accompanying drawings in an embodiment of a mounting and dismounting tool for a cloth clamping and protecting device for a feed hole of a tandem filter plate, where the described embodiment is only a part of the preferred embodiment of the present invention, and not all embodiments. Based on the embodiment of the invention, all other embodiments without creativity are made, and the disassembling tool matched with the cloth clamping and protecting device which has the same matching mode with the corresponding cloth clamping and protecting device and has a similar structure belongs to the protection scope of the invention.
Examples
A series connection filter plate feed port presss from both sides matched assembly and disassembly tools of cloth ware (for short: press from both sides cloth ware assembly and disassembly tools), the main points of the overall embodiment of innovation are: a brand-new cloth clamping device dismounting tool is additionally arranged, and comprises a main clamping fixture 1 and a matched clamping wrench 2, wherein the main clamping fixture 1 is matched with a cloth clamping and protecting device 3 of a feeding hole, the main clamping fixture 1 is clamped on a main clamp of the cloth clamping and protecting device 3 to be fixed, the matched clamping wrench 2 is sleeved on a matched clamp of the cloth clamping and protecting device 3 to be rotated, and the cloth clamping and protecting device 3 can be easily screwed or loosened in a threaded manner through static and dynamic actions; the cloth clamp dismounting tool is matched with the filter press and leaves the factory, and the dismounting is assisted by the cloth clamp dismounting tool, so that the labor is saved and the efficiency is increased; therefore, the technical problems that a special disassembling tool matched with the cloth clamping and protecting device is not available, the disassembling is very difficult to disassemble manually, and the cloth clamping and protecting device is easy to damage after being disassembled forcibly are solved.
The specific implementation scheme is as follows: the cloth clamp dismounting tool mainly comprises a main clamp 1 and a matched clamp wrench 2, and stainless steel materials are needed for corrosion prevention; the detailed description is as follows:
the main clamp fixture 1 is an integrated lath concave fixture, comprises a fixture double handle 11, a fixture jaw 12 and a main clamp matching concave bottom 13, and is matched with a main clamp of the feeding hole cloth clamping and protecting device 3, so that the strength and the rigidity of the fixture are ensured to the maximum extent; the double handles 11 of the clamping apparatus are two 200mm long plates, the width of the double handles can be controlled by hands, and the two ends of the clamping apparatus 1 are provided with rope threading holes for facilitating rope threading suspension; the main clamp matching concave bottom 13 is larger than the diameter of the main clamp, four clamp claws 12 corresponding to the grooves on the edge of the main clamp are arranged, and the included angle between the clamp claws 12 and the main clamp matching concave bottom 13 is 65 degrees; the steel plate is cut by laser and then bent; the clamp jaws 12 of the main clamp 1 are clamped in the main clamp edge grooves of the cloth clamping and protecting device 3, so that the main clamp can be fixed.
The matched clamp wrench 2 is a double-matched sleeve type wrench and comprises a wrench handle 21, a matched clamp matched inner sleeve 22, an inner sleeve connecting rod 23, an outer sleeve matched with a clamp 24, and the matched clamp matched outer sleeve is in clearance fit with a matched clamp of the cloth clamping and protecting device 3 of the feeding hole, and the matched clamp wrench 2 can be quickly sleeved into the matched clamp through the clearance fit; the concave matching sleeve petals 26 of the matching clamp spanner 2 are sleeved on the corresponding convex walls of the matching clamp inner hole (feeding hole), so that the matching clamp can rotate.
The wrench handle 21 is a round rod type handle, the length of the wrench handle is half of that of the main clamping fixture 1, and one end of the wrench handle is provided with a 105-degree elbow; the elbow end of the wrench handle 21 is welded at the center of the matched clamp matched inner sleeve 22, and the angle between the elbow end and the matched clamp matched inner sleeve 22 is 15 degrees; the handle 21 is used for holding the matching clamp wrench 2 to drive the matching clamp to rotate (the action of a starting force arm), so that the labor is saved and the efficiency is increased.
The matching clamp is matched with the inner sleeve 22 and is a circular plate matched with an inner hole (a feeding hole) of the matching clamp, and six concave matching sleeve petals 26 corresponding to the matching clamp are uniformly distributed around the matching clamp; the matched clamp matched outer sleeve 24 is provided with one more material leaking hole 25 than the matched clamp matched inner sleeve 22, and other structures are the same; the matched clamp matched inner sleeve 22 corresponds to the matched sleeve petals 26 of the matched clamp matched outer sleeve 24, the matched clamp matched inner sleeve 22 and the matched clamp matched outer sleeve 24 are connected (welded) by using the inner sleeve connecting rod 23, and the inner sleeve 22 and the outer sleeve 24 (double sleeves) can buffer torque; used for forming clearance fit with the inner hole (feed hole) of the matching clamp.
The inner sleeve connecting rod 23 and the outer sleeve connecting rod 23 are a section of buffer steel pipe, and the length of the buffer steel pipe ensures that the thickness of the matched clamp corresponds to the thickness of the matched clamp after the matched clamp matched inner sleeve 22 and the matched clamp matched outer sleeve 24 are connected; for weld-on joining of the inner mating clip mating sleeve 22 and the outer mating clip mating sleeve 24 and to dampen torque.
The cloth clamping device dismounting tool is used: a clamping fixture clamping jaw 12 of the main clamping fixture 1 is clamped in a main clamp edge groove of the cloth clamping and protecting device 3, and the main clamp can be fixed by holding a clamping fixture double-handle 11 of the main clamping fixture 1 by hand; the concave matching sleeve petals 26 of the matching clamp spanner 2 are sleeved on the corresponding convex walls of the matching clamp inner hole (feeding hole), the material in the cloth clamping device 3 is discharged from the material leakage hole 25 of the matching clamp spanner 2, and the matching clamp can be rotated by holding the spanner handle 21 of the matching clamp spanner 2; has the function of assisting in screwing or unscrewing the screw-tightening type cloth clamping and protecting device 3. Also can be used for disassembling and assembling parallel filter plates, feeding holes and screw threads of the cloth clamping distributor.
The disassembling tool matched with the cloth clamping and protecting device for the feed holes of the series-connected filter plates has the advantages of novel structure, convenience in use, labor saving and efficiency improvement; the novel cloth clamping and protecting device has the advantages that the brand-new disassembling tool matched with the cloth clamping and protecting device of the feeding hole is additionally arranged, so that the screwing or unscrewing of the screw thread screwing type cloth clamping and protecting device 3 is achieved with half the effort, and the work efficiency of disassembling and assembling the cloth clamping device 3 is improved; meanwhile, the phenomenon that the cloth clamping and protecting device 3 is easily damaged when being forcibly detached by using a non-special tool is avoided, and the service life of the cloth clamping and protecting device 3 is prolonged; the requirement of cost reduction and efficiency increase of a filter press user is met.
Claims (3)
1. A kind of disassembling tool that the tandem filter plate feed port presss from both sides the cloth protector and matches, including the main clamp fixture, matches and presss from both sides the spanner, use the stainless steel material; the method is characterized in that: the main clamp fixture is an integrated lath concave fixture and comprises two handles of the fixture, a clamp jaw and a main clamp matched concave bottom, and the main clamp fixture is formed by cutting a steel plate by laser and then bending; the matched clamp wrench is a double-matched sleeve type wrench and comprises a wrench handle, a matched clamp matched inner sleeve, an inner sleeve connecting rod and a matched clamp matched outer sleeve; the interconnection relationship is: the matched clamp matched inner sleeve corresponds to the matched sleeve petal of the matched clamp matched outer sleeve, and the matched clamp matched inner sleeve and the matched clamp matched outer sleeve are connected by an inner sleeve connecting rod and an outer sleeve connecting rod; the elbow end of the wrench handle is welded at the center of the matching clamp matched with the inner sleeve, and the angle between the elbow end of the wrench handle and the inner sleeve is 15 degrees; the clamp jaws of the main clamp are clamped in the main clamp edge grooves of the cloth clamping and protecting device, so that the main clamp can be fixed; the concave matching sleeve petal of the matching clamp spanner is sleeved on the matching clamp inner hole convex wall of the cloth clamping and protecting device, so that the matching clamp can rotate; has the function of assisting in screwing or unscrewing the screw-tightening type cloth clamping and protecting device.
2. The disassembling tool matched with the cloth clamping and protecting device for the feed holes of the series-connection filter plates according to claim 1, is characterized in that: the two handles of the fixture are two 200mm long plates, and the width of the two handles can be held by hands; the main clamp is matched with the concave bottom, the concave bottom is larger than the diameter of the main clamp, four clamping apparatus clamping jaws corresponding to the grooves in the edge of the main clamp are arranged, and an included angle of 65 degrees is formed between each clamping apparatus clamping jaw and the corresponding concave bottom of the main clamp.
3. The disassembling tool matched with the cloth clamping and protecting device for the feed holes of the series-connection filter plates according to claim 1, is characterized in that: the length of the wrench handle is half of that of the main clamping fixture, and one end of the wrench handle is provided with an elbow; the matched clamp matched inner sleeve is a circular plate matched with an inner hole of the matched clamp, and a plurality of concave matched sleeve petals corresponding to the matched clamp are uniformly distributed around the matched clamp and form clearance fit with the matched clamp; the matched clamp is matched with the outer sleeve, one more material leaking hole is formed in the matched clamp matched with the inner sleeve, and other structures are the same; the inner sleeve connecting rod and the outer sleeve connecting rod are steel pipes, and the length of the inner sleeve connecting rod and the outer sleeve connecting rod ensures that the thickness of the matched clamp is corresponding to that of the matched clamp after the matched clamp matched inner sleeve and the matched clamp matched outer sleeve are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110242876.7A CN115026773B (en) | 2021-03-05 | 2021-03-05 | Dismounting tool matched with series filter plate feeding Kong Gabu cloth protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110242876.7A CN115026773B (en) | 2021-03-05 | 2021-03-05 | Dismounting tool matched with series filter plate feeding Kong Gabu cloth protector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115026773A true CN115026773A (en) | 2022-09-09 |
| CN115026773B CN115026773B (en) | 2024-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110242876.7A Active CN115026773B (en) | 2021-03-05 | 2021-03-05 | Dismounting tool matched with series filter plate feeding Kong Gabu cloth protector |
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| Country | Link |
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| CN (1) | CN115026773B (en) |
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2021
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| Publication number | Publication date |
|---|---|
| CN115026773B (en) | 2024-03-12 |
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