CN215692495U - Anti-static polytetrafluoroethylene filter bag - Google Patents
Anti-static polytetrafluoroethylene filter bag Download PDFInfo
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- CN215692495U CN215692495U CN202122379299.4U CN202122379299U CN215692495U CN 215692495 U CN215692495 U CN 215692495U CN 202122379299 U CN202122379299 U CN 202122379299U CN 215692495 U CN215692495 U CN 215692495U
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Abstract
The utility model discloses an anti-static polytetrafluoroethylene filter bag, which relates to the field of polytetrafluoroethylene filter bags and comprises a polytetrafluoroethylene filter bag body, wherein a reinforcing ring is fixedly sleeved on the outer circular wall surface of the polytetrafluoroethylene filter bag body, a fixing ring is fixedly sleeved on the outer circular wall surface of the polytetrafluoroethylene filter bag body, two fixing columns are fixedly installed on the top surface of the fixing ring, when a worker needs to tighten up the bag opening of the polytetrafluoroethylene filter bag body, a moving block is driven to move by pressing the contracting ring, the moving block extrudes a pressing plate and a first spring to enable the moving block to enter the moving groove, so that a limiting block is separated from the limiting groove to enable the limiting block to enter the rotating groove, then the polytetrafluoroethylene filter bag body is driven to rotate by rotating the reinforcing ring for multiple times, and the polytetrafluoroethylene filter bag body can be twisted into a rope shape by the rotation of the reinforcing ring in view of the flexibility of the polytetrafluoroethylene filter bag body, the effect of tightening the polytetrafluoroethylene filter bag body can be achieved.
Description
Technical Field
The utility model relates to the field of polytetrafluoroethylene filter bags, in particular to an anti-static polytetrafluoroethylene filter bag.
Background
The polytetrafluoroethylene synthetic fiber filter bag is a filter bag made of a unique material, can resist acid-base corrosion in the whole PH value range at the continuous operation temperature of 240 ℃ and the temperature of instant 260 ℃, has excellent self-wetting property, does not absorb moisture, can bear ultraviolet radiation, is classified, is used as a filter element, is a key ring in the filtering process, and determines that a user has the filtering effect to a great extent by the quality of the filter bag.
For example, chinese patent with publication number CN206746178U, wherein an antistatic teflon filter bag is proposed, this patent is through first fastening belt and second fastening belt, the filter bag is more convenient to fix, antistatic cloth and static conducting metal flexible sheet are provided, can be effectual with the static of rubbing production between dust and the filter screen detach, the interference because of static has been avoided, but in this scheme, because the sack of teflon filter bag makes the elastic cord tighten up through pulling first fastening belt and second fastening belt, when the staff looses the hand, can open automatically under the elastic cord unstressed state, thereby can lead to filterable filths such as dust to float from the sack, therefore we disclose an antistatic teflon filter bag to satisfy people's demand.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an anti-static polytetrafluoroethylene filter bag, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides an prevent that static polytetrafluoroethylene crosses filter bag, crosses the filter bag body including polytetrafluoroethylene, polytetrafluoroethylene crosses the fixed reinforcement ring that has cup jointed of excircle wall of filter bag body, polytetrafluoroethylene crosses the fixed solid fixed ring that has cup jointed of excircle wall of filter bag body, solid fixed ring's top surface fixed mounting has two fixed columns, the regulation hole has been seted up to the top surface of fixed column, the inside sliding connection of regulation hole has the regulation post, the excircle wall that adds the reinforcement ring is provided with the shrink ring, it is right that interior round wall of shrink ring is provided with be used for polytetrafluoroethylene crosses the tightening up subassembly that the sack of filter bag body tightened up.
Based on above-mentioned structure, through the reinforcing ring that sets up, can thicken the sack of polytetrafluoroethylene filter bag body, the staff of being convenient for takes the reinforcing ring and mentions polytetrafluoroethylene filter bag body, because polytetrafluoroethylene filter bag body does not have the place that can hold, can prevent through the reinforcing ring that the staff from directly taking lead to polytetrafluoroethylene filter bag body from landing from the hand when polytetrafluoroethylene filter bag body, can strut the sack simultaneously through the reinforcing ring, the staff of being convenient for puts into needs filterable article.
Preferably, the tightening assembly comprises: the rotating groove is formed in the inner circle wall face of the shrink ring, two limiting grooves are formed in the inner bottom face of the rotating groove, two limiting blocks are fixedly mounted on the outer circle wall face of the reinforcing ring, the limiting blocks are movably clamped in the limiting grooves, two moving blocks are fixedly mounted on the outer circle wall face of the shrink ring, a positioning groove is formed in one side of the adjusting column, a moving groove is formed in one side of the adjusting column, the positioning groove is communicated with the moving groove, a first spring is fixedly mounted on the inner bottom face of the moving groove, a pressing plate is arranged inside the moving groove, the pressing plate is fixedly mounted with the first spring, and the moving block is movably clamped in the positioning groove.
Furthermore, through the arranged shrink ring, when a worker needs to tighten up the bag opening of the polytetrafluoroethylene filter bag body, the movable block is driven to move by pressing the shrink ring, and then the movable block is extruded to press the press plate and the first spring to enable the movable block to enter the inside of the movable groove, so that the limiting block is separated from the limiting groove to enable the limiting block to enter the inside of the rotary groove, then the worker drives the polytetrafluoroethylene filter bag body to rotate by rotating the reinforcing ring for multiple times, in view of the flexibility of the polytetrafluoroethylene filter bag body, the polytetrafluoroethylene filter bag body can be twisted into a rope shape by the rotation of the reinforcing ring, so that the effect of tightening up the polytetrafluoroethylene filter bag body can be achieved, after the polytetrafluoroethylene filter bag body is tightened up, the worker loosens the shrink ring, then continues to rotate the reinforcing ring to drive the limiting block to enter the inside of the limiting groove, and can fix the tightened up polytetrafluoroethylene filter bag body, prevent that the staff from loosening the hand and leading to filter things such as dust that need filter to spill from the sack.
Preferably, the two sides of the adjusting column are respectively provided with a fixing hole, a second spring is fixedly mounted inside the fixing hole, a limiting column is arranged inside the fixing hole, the limiting column is fixedly mounted with the second spring, two limiting holes are respectively formed in the two sides of the fixing column, and the limiting column is movably sleeved with the limiting holes.
Further, through the spacing post that sets up, when the staff need fold up the polytetrafluoroethylene filter bag body, the staff drives the second spring through pressing down spacing post and removes and make spacing post and spacing hole separation, and then put into the inside of regulation hole with spacing post, the regulation post can drive movable block and shrink ring downstream this moment, when spacing post and the spacing hole coincidence of fixed column below, because the resilience force of second spring can be fixed the regulation post with the inside that spacing post removed into spacing hole, thereby can reach the effect that the polytetrafluoroethylene filter bag body was strained to the shrink.
Preferably, a connecting hole is formed in one side of the adjusting column, a fixing block is connected to the inside of the connecting hole in a sliding mode, a fixing groove is formed in one side of the moving block, and the fixing block is movably clamped with the fixing groove.
Further, through the fixed block that sets up, the staff can consolidate the reinforcement ring after tightening up through putting into the inside of fixed slot with the fixed block, prevents that the reinforcement ring slippage leads to polytetrafluoroethylene to cross the sack of filter bag body to loosen when tightening up polytetrafluoroethylene and cross the filter bag body.
Preferably, two mounting grooves are formed in the outer circle wall surface of the shrink ring, a handle is arranged inside the mounting grooves, rotary columns are fixedly mounted on two sides of the handle respectively, a plurality of clamping holes are formed in the top surface of the shrink ring, the mounting grooves are communicated with the clamping holes, rotary grooves are formed in two sides of the inside of the mounting grooves respectively, and the rotary columns are movably sleeved with the rotary grooves.
Further, through the handle that sets up, the staff makes the both sides card of handle go into the joint hole through rotating the handle, and then the staff can mention polytetrafluoroethylene through the handle and cross the filter bag body, prevents that the staff from not having the place that can hold when filtering and can mention polytetrafluoroethylene and cross the filter bag body and lead to crossing the filter material and pile up together.
Preferably, the outer circle wall surface of the polytetrafluoroethylene filter bag body is fixedly sleeved with an anti-static rubber plate, and the top surface of the fixing ring is fixedly provided with a static eliminator.
Further, through the static eliminator that sets up, can eliminate the static effect that polytetrafluoroethylene crossed the bag body, can prevent that polytetrafluoroethylene from crossing the bag body and filtering the back, small-size granule such as dust on the filter material adsorbs the inside of polytetrafluoroethylene cross the bag body, leads to the clearance difficulty of polytetrafluoroethylene cross the bag body.
In conclusion, the technical effects and advantages of the utility model are as follows:
1. according to the polytetrafluoroethylene filter bag, through the arranged contraction ring, when a worker needs to tighten the bag opening of the polytetrafluoroethylene filter bag body, the movable block is driven to move through pressing the contraction ring, the movable block is further enabled to extrude the pressing plate and the first spring, the movable block enters the moving groove, the limiting block is separated from the limiting groove, the limiting block enters the rotating groove, then the worker drives the polytetrafluoroethylene filter bag body to rotate through rotating the reinforcing ring for multiple times, in view of the flexibility of the polytetrafluoroethylene filter bag body, the polytetrafluoroethylene filter bag body can be twisted into a rope shape through the rotation of the reinforcing ring, so that the effect of tightening the polytetrafluoroethylene filter bag body can be achieved, after the polytetrafluoroethylene filter bag body is tightened, the worker loosens the contraction ring and then continues to rotate the reinforcing ring so as to drive the limiting block to enter the limiting groove, can fix the polytetrafluoroethylene filter bag body after tightening up, prevent that the staff from loosening the hand and leading to filtering things such as dust that need filter from the sack and wafting.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of a constriction ring structure in accordance with the present invention;
FIG. 3 is a partial schematic view of A in FIG. 2;
fig. 4 is a partial structural diagram of B in fig. 2.
In the figure: 1. a polytetrafluoroethylene filter bag body; 2. a reinforcing ring; 3. a fixing ring; 4. fixing a column; 5. an adjustment column; 6. an adjustment hole; 7. a shrink ring; 8. a rotating groove; 9. a limiting groove; 10. a limiting block; 11. a moving block; 12. positioning a groove; 13. a moving groove; 14. a pressing plate; 15. a first spring; 16. a fixing hole; 17. a second spring; 18. a limiting column; 19. a limiting hole; 20. connecting holes; 21. a fixed block; 22. fixing grooves; 23. a grip; 24. a spin column; 25. mounting grooves; 26. a rotating tank; 27. a clamping hole; 28. antistatic rubber plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): referring to fig. 1-4, an prevent that static polytetrafluoroethylene crosses filter bag that shows, cross filter bag body 1 including polytetrafluoroethylene, polytetrafluoroethylene crosses the fixed reinforcing ring 2 that has cup jointed of excircle wall of filter bag body 1, gu fixed ring 3 fixes the fixed cylindrical wall that cup joints at polytetrafluoroethylene crosses filter bag body 1, the equal fixed mounting of two fixed columns 4 is at the top surface of fixed ring 3, adjusting hole 6 sets up the top surface at fixed column 4, adjusting column 5 sliding connection is in the inside of adjusting hole 6, shrink ring 7 sets up the excircle wall at reinforcing ring 2, the interior circular wall of shrink ring 7 is provided with the subassembly that tightens up that is used for tightening up the sack of polytetrafluoroethylene filter bag body 1.
Based on above-mentioned structure, through the reinforcing ring 2 that sets up, can thicken the sack that polytetrafluoroethylene crossed bag body 1, the staff of being convenient for takes reinforcing ring 2 and crosses bag body 1 with polytetrafluoroethylene and mentions, because polytetrafluoroethylene crosses bag body 1 and does not have the place that can hold, can prevent through reinforcing ring 2 that the staff from directly taking polytetrafluoroethylene and lead to polytetrafluoroethylene to cross bag body 1 from the hand landing when crossing bag body 1, can strut the sack simultaneously through reinforcing ring 2, the staff of being convenient for puts into needs filterable article.
In this embodiment, as shown in fig. 2 and 3, the tightening assembly includes a rotating groove 8, the rotating groove 8 is disposed on an inner circular wall of the contracting ring 7, two limiting grooves 9 are disposed on an inner bottom surface of the rotating groove 8, two limiting blocks 10 are fixedly mounted on an outer circular wall of the reinforcing ring 2, the limiting blocks 10 are movably engaged with the limiting grooves 9, two moving blocks 11 are fixedly mounted on an outer circular wall of the contracting ring 7, a positioning groove 12 is disposed on one side of the adjusting column 5, a moving groove 13 is disposed on one side of the adjusting column 5, the positioning groove 12 is communicated with the moving groove 13, a first spring 15 is fixedly mounted on an inner bottom surface of the moving groove 13, the first spring 15 is an existing structure and is not described herein, a pressing plate 14 is disposed inside the moving groove 13, the pressing plate 14 is fixedly mounted with the first spring 15, the moving block 11 is movably engaged with the positioning groove 12, when a worker needs to tighten the mouth of the polytetrafluoroethylene filter bag 1, the movable block 11 is driven to move by pressing the contraction ring 7, and then the movable block 11 extrudes the pressing plate 14 and the first spring 15 to enable the movable block 11 to enter the moving groove 13, so that the limiting block 10 is separated from the limiting groove 9 to enable the limiting block 10 to enter the rotating groove 8, then a worker rotates the reinforcing ring 2 for multiple times to drive the polytetrafluoroethylene filter bag body 1 to rotate, in view of the flexibility of the polytetrafluoroethylene filter bag body 1, the polytetrafluoroethylene filter bag body 1 can be twisted into a rope shape by the rotation of the reinforcing ring 2, so that the effect of tightening the polytetrafluoroethylene filter bag body 1 can be achieved, after the polytetrafluoroethylene filter bag body 1 is tightened, the worker loosens the contraction ring 7, then continues to rotate the reinforcing ring 2 to drive the limiting block 10 to enter the limiting groove 9, and can fix the tightened polytetrafluoroethylene filter bag body 1, prevent that the staff from loosening the hand and leading to filter things such as dust that need filter to spill from the sack.
In this embodiment, as shown in fig. 2, two fixing holes 16 are respectively opened at two sides of the adjusting post 5, a second spring 17 is fixedly installed inside the fixing hole 16, a limiting post 18 is installed inside the fixing hole 16, the limiting post 18 and the second spring 17 are fixedly installed, two limiting holes 19 are respectively opened at two sides of the fixing post 4, the limiting post 18 is movably sleeved with the limiting hole 19, through the installed limiting post 18, when the worker needs to retract the teflon filter bag body 1, the worker presses the limiting post 18 to drive the second spring 17 to move so as to separate the limiting post 18 from the limiting hole 19, and further to place the limiting post 18 inside the adjusting hole 6, at this time, the adjusting post 5 will drive the moving block 11 and the shrinking ring 7 to move downwards, when the limiting post 18 is overlapped with the limiting hole 19 below the fixing post 4, because the resilience of the second spring 17 will move the limiting post 18 into the inside of the limiting hole 19 to fix the adjusting post 5, the effect of contracting the polytetrafluoroethylene filter bag body 1 can be achieved.
In this embodiment, as shown in fig. 2, the connecting hole 20 is opened in one side of adjusting the post 5, fixed block 21 sliding connection is in the inside of connecting hole 20, fixed slot 22 is opened in one side of movable block 11, fixed block 21 and fixed slot 22 activity joint, through the fixed block 21 that sets up, the staff can consolidate the reinforcement ring 2 after tightening up through putting fixed block 21 into the inside of fixed slot 22, prevent that reinforcement ring 2 slippage leads to polytetrafluoroethylene to filter bag body 1's sack to loosen when tightening up polytetrafluoroethylene filter bag body 1.
In this embodiment, as shown in fig. 1 and 4, two mounting grooves 25 are all opened on the outer circular wall surface of the shrink ring 7, the handle 23 is disposed inside the mounting groove 25, two rotary columns 24 are respectively and fixedly mounted on the two sides of the handle 23, a plurality of clamping holes 27 are all opened on the top surface of the shrink ring 7, the mounting groove 25 is communicated with the clamping holes 27, two rotary grooves 26 are respectively opened on the two sides inside the mounting groove 25, the rotary columns 24 are movably sleeved with the rotary grooves 26, through the handle 23, the worker can clamp the two sides of the handle 23 into the clamping holes 27 by rotating the handle 23, and then the worker can lift the teflon filter bag body 1 through the handle 23, and the place which is not held by the worker during filtering can lift the teflon filter bag body 1 to cause filter substances to be stacked together.
This embodiment, as shown in fig. 1, prevent that the fixed cylindrical wall face of connecing at polytetrafluoroethylene filter bag body 1 of static rubber board 28, the top surface fixed mounting of solid fixed ring 3 has electrostatic eliminator, electrostatic eliminator does not do the repeated description here for having the structure, electrostatic eliminator through the setting, can eliminate polytetrafluoroethylene filter bag body 1's electrostatic effect, can prevent that polytetrafluoroethylene filter bag body 1 from filtering the back, small-size granule such as dust on the filter material adsorbs the inside at polytetrafluoroethylene filter bag body 1, lead to polytetrafluoroethylene filter bag body 1's clearance difficulty.
This practical theory of operation: the bag mouth of the polytetrafluoroethylene filter bag body 1 can be thickened through the arranged reinforcing ring 2, so that a worker can take the reinforcing ring 2 to lift the polytetrafluoroethylene filter bag body 1, the polytetrafluoroethylene filter bag body 1 can be prevented from slipping from the hand when the worker directly takes the polytetrafluoroethylene filter bag body 1 through the reinforcing ring 2 because the polytetrafluoroethylene filter bag body 1 does not have a place which can be held, meanwhile, the bag mouth can be opened through the reinforcing ring 2, the worker can conveniently put articles to be filtered, when the worker needs to tighten up the bag mouth of the polytetrafluoroethylene filter bag body 1, the movable block 11 is driven to move through pressing the contraction ring 7, the movable block 11 is further extruded by the movable block 11 to enable the movable block 11 to enter the inside of the movable groove 13 through the pressing plate 14 and the first spring 15, and therefore the limiting block 10 is separated from the limiting groove 9 to enable the limiting block 10 to enter the inside of the rotating groove 8, then the staff drives polytetrafluoroethylene filter bag body 1 through rotating reinforcing ring 2 many times and rotates, consider the compliance of polytetrafluoroethylene filter bag body 1, rotation through reinforcing ring 2 can twist into rope form with polytetrafluoroethylene filter bag body 1, thereby can reach the effect of straining polytetrafluoroethylene filter bag body 1 and tighten up, filter bag body 1 when polytetrafluoroethylene tightens up the back, the staff loosens shrink ring 7, thereby continue to rotate reinforcing ring 2 and drive the inside that restriction piece 10 got into restriction groove 9, can filter bag body 1 to the polytetrafluoroethylene after tightening up and fix, prevent that staff's pine hand from leading to needing filterable filths such as dust to float out from the sack.
Through the electrostatic eliminator, the electrostatic effect of the polytetrafluoroethylene filter bag body 1 can be eliminated, the polytetrafluoroethylene filter bag body 1 can be prevented from being adsorbed in the polytetrafluoroethylene filter bag body 1 by small particles such as dust on filter substances after being filtered, the polytetrafluoroethylene filter bag body 1 is difficult to clean, through the limiting column 18, when a worker needs to retract the polytetrafluoroethylene filter bag body 1, the worker drives the second spring 17 to move by pressing the limiting column 18 so as to separate the limiting column 18 from the limiting hole 19, the limiting column 18 is further placed in the adjusting hole 6, the adjusting column 5 can drive the moving block 11 and the contraction ring 7 to move downwards, when the limiting column 18 is overlapped with the limiting hole 19 below the fixed column 4, due to the resilience force of the second spring 17, the limiting column 18 can be moved into the limiting hole 19 to fix the adjusting column 5, thereby achieving the effect of contracting the polytetrafluoroethylene filter bag body 1.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides an prevent that static polytetrafluoroethylene crosses filter bag, includes polytetrafluoroethylene and crosses filter bag body (1), its characterized in that: polytetrafluoroethylene crosses the fixed gusset ring (2) that has cup jointed of excircle wall of filter bag body (1), polytetrafluoroethylene crosses the fixed solid fixed ring (3) that has cup jointed of excircle wall of filter bag body (1), the top surface fixed mounting of solid fixed ring (3) has two fixed columns (4), regulation hole (6) have been seted up to the top surface of fixed column (4), the inside sliding connection of regulation hole (6) has regulation post (5), the excircle wall of gusset ring (2) is provided with shrink ring (7), it is right that the interior round wall of shrink ring (7) is provided with and is used for the tightening up subassembly that the sack of polytetrafluoroethylene filter bag body (1) tightened up.
2. The antistatic polytetrafluoroethylene filter bag of claim 1 wherein said tightening assembly comprises: the rotating groove (8), the rotating groove (8) is arranged on the inner circular wall surface of the contraction ring (7), two limiting grooves (9) are formed in the inner bottom surface of the rotating groove (8), two limiting blocks (10) are fixedly arranged on the outer circular wall surface of the reinforcing ring (2), the limiting blocks (10) are movably clamped with the limiting grooves (9), two moving blocks (11) are fixedly arranged on the outer circular wall surface of the contraction ring (7), a positioning groove (12) is formed in one side of the adjusting column (5), a moving groove (13) is formed in one side of the adjusting column (5), the positioning groove (12) is communicated with the moving groove (13), a first spring (15) is fixedly arranged on the inner bottom surface of the moving groove (13), a pressing plate (14) is arranged inside the moving groove (13), and the pressing plate (14) and the first spring (15) are fixedly arranged, the moving block (11) is movably clamped with the positioning groove (12).
3. An antistatic polytetrafluoroethylene filter bag according to claim 1 wherein: fixed orifices (16) have been seted up respectively to the both sides of adjusting post (5), the inside fixed mounting of fixed orifices (16) has second spring (17), the inside of fixed orifices (16) is provided with spacing post (18), spacing post (18) with second spring (17) fixed mounting, two spacing holes (19) have been seted up respectively to the both sides of fixed column (4), spacing post (18) with spacing hole (19) movable sleeve joint.
4. An antistatic polytetrafluoroethylene filter bag according to claim 2 wherein: one side of the adjusting column (5) is provided with a connecting hole (20), a fixing block (21) is connected to the inside of the connecting hole (20) in a sliding mode, one side of the moving block (11) is provided with a fixing groove (22), and the fixing block (21) is movably clamped with the fixing groove (22).
5. An antistatic polytetrafluoroethylene filter bag according to claim 1 wherein: two mounting grooves (25) have been seted up to the excircle wall of shrink ring (7), the inside of mounting groove (25) is provided with handle (23), the both sides of handle (23) fixed mounting respectively has revolving column (24), a plurality of joint hole (27) have been seted up to the top surface of shrink ring (7), mounting groove (25) with joint hole (27) are linked together, revolving chute (26) have been seted up respectively to the inside both sides of mounting groove (25), revolving column (24) with revolving chute (26) activity cup joints.
6. An antistatic polytetrafluoroethylene filter bag according to claim 1 wherein: the outer circle wall of polytetrafluoroethylene filter bag body (1) is fixed to be cup jointed with antistatic rubber plate (28), the top surface fixed mounting who gu fixed ring (3) has the static eliminator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122379299.4U CN215692495U (en) | 2021-09-29 | 2021-09-29 | Anti-static polytetrafluoroethylene filter bag |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122379299.4U CN215692495U (en) | 2021-09-29 | 2021-09-29 | Anti-static polytetrafluoroethylene filter bag |
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| Publication Number | Publication Date |
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| CN215692495U true CN215692495U (en) | 2022-02-01 |
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| CN202122379299.4U Active CN215692495U (en) | 2021-09-29 | 2021-09-29 | Anti-static polytetrafluoroethylene filter bag |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115382267A (en) * | 2022-08-20 | 2022-11-25 | 中国船舶重工集团公司第七一九研究所 | Filtering device for circulating water pump system of nuclear power station |
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2021
- 2021-09-29 CN CN202122379299.4U patent/CN215692495U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115382267A (en) * | 2022-08-20 | 2022-11-25 | 中国船舶重工集团公司第七一九研究所 | Filtering device for circulating water pump system of nuclear power station |
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