CN114382964A - Flange connecting piece with adjustable multipurpose - Google Patents
Flange connecting piece with adjustable multipurpose Download PDFInfo
- Publication number
- CN114382964A CN114382964A CN202210098752.0A CN202210098752A CN114382964A CN 114382964 A CN114382964 A CN 114382964A CN 202210098752 A CN202210098752 A CN 202210098752A CN 114382964 A CN114382964 A CN 114382964A
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- China
- Prior art keywords
- lateral
- adjusting
- arc
- shaped
- groove
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 239000002184 metal Substances 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000001914 filtration Methods 0.000 abstract description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 230000004308 accommodation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/003—Auxiliary devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/006—Attachments
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/032—Flanged joints the flanges being connected by members tensioned axially characterised by the shape or composition of the flanges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L29/00—Joints with fluid cut-off means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/24—Preventing accumulation of dirt or other matter in the pipes, e.g. by traps, by strainers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to the technical field of assembling sealing elements, in particular to a multipurpose adjustable flange connecting piece which comprises a circular middle assembling disc. According to the multipurpose adjustable flange connecting piece, the split lateral adjusting discs are assembled on the outer walls of the two sides of the circular middle assembling disc in a threaded manner, and the fan-shaped water guide port with the built-in metal filter screen is formed in the circular middle assembling disc, so that the inner structure of the flange is adjustable, the flange can be freely switched between closing and filtering, the functionality is more diversified, and the application range is wider; the split type lateral adjusting disc can be conveniently controlled through the linkage type adjusting mechanism in the cylindrical adjusting seat, and the operation is simple and convenient; the edge position is assembled and sealed by the arc-shaped closing plate matched with the fan-shaped structure lateral sealing cover plate which extends outwards, the whole device is compact in structure, reasonable in layout and quite wide in application.
Description
Technical Field
The invention relates to the technical field of assembling sealing elements, in particular to a multipurpose adjustable flange connecting piece.
Background
The flange connection mode is a pipeline connection mode, and specifically means that flanges are cast at two butted ends of pipelines, a sealing groove is formed in the end face of each flange, a sealing ring is arranged in each groove, and the pipelines are tightly connected together by bolts or double-end studs after being butted. A connection between a stationary pipe to a rotating or reciprocating device can be achieved.
The flange connection has the main characteristics of convenient disassembly, high strength and good sealing performance. Most of the traditional flange connecting mechanisms are fixed in structure, the closing mode of the flange connecting piece cannot be changed according to different requirements, and the application range of the flange is limited to be very single.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to solve the problems existing in the background technology, the improved multipurpose adjustable flange connecting piece is provided, and the problem that the application range of a flange is limited only because the traditional flange connecting mechanism is fixed in a large structure and the closing mode of the flange connecting piece cannot be changed according to different requirements is solved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a flange joint spare with adjustable multipurpose, put the assembly disc in the circular, circular put assembly disc both sides outer wall central point put and have outside bellied integrative structure cylindrical regulation seat, cylindrical regulation seat outside arcwall face on equal screw thread be equipped with split type side direction adjustment disk, circular put assembly disc inside and seted up a plurality of fan-shaped structures and lead the mouth of a river, the inside fixedly connected with metal filters of water guide mouth, cylindrical regulation seat lateral surface on set up built-in coordinated type adjustment mechanism's side direction and adjust the recess.
The cylindrical adjusting seat is characterized in that a plurality of integrated lateral guide rails are fixedly connected to the arc-shaped surface of the outer side of the cylindrical adjusting seat, and lateral adjusting sliding grooves with built-in adjusting screws are formed in lateral connecting ends of the lateral guide rails.
The split type lateral adjusting disk comprises a fan-shaped structure lateral sealing cover plate which is assembled on one side of the lateral guide rail in a sliding mode and an integrated structure internal thread guide block which is fixed on the outer side face of the lateral sealing cover plate, and the lateral sealing cover plate is movably assembled with the lateral guide rail outside the adjusting screw rod through the internal thread guide block in a sleeved mode.
The metal filter screen connecting end is provided with an arc transition section bending towards the opening position of the water guide opening.
An arc-shaped sealing assembly groove is formed in the surface, away from the lateral adjusting sliding groove, of the lateral guide rail, and an arc-shaped sealing assembly strip matched with the arc-shaped sealing assembly groove is arranged on the outer side wall of the lateral sealing cover plate.
The lateral adjusting mechanism comprises a middle driven gear movably assembled in the lateral adjusting groove through an inner rotating shaft, an inner end gear coaxially fixed at the top end of an adjusting screw rod and a driving shaft barrel coaxially fixed on the outer side surface of the middle driven gear, an inner hexagonal control groove is formed in the outer end of the driving shaft barrel, and a top sealing cover plate is assembled at the position of an opening in the outer side of the lateral adjusting groove in a threaded manner.
The lateral guide rail is characterized in that an arc-shaped storage clamping groove with an arc-shaped closed plate arranged inside is formed in the lateral side of the lateral guide rail, and lateral fixing and assembling through holes which are convenient to install and fix are formed in lateral sealing cover plates and arc-shaped closed plates on the front side and the back side of the circular middle assembling plate.
Lateral limiting grooves are formed in the outer walls of the two sides of the arc-shaped closed plate, and fixed limiting clamping strips matched with the lateral limiting grooves are arranged on the inner side wall of the arc-shaped accommodating clamping groove.
The side wall of the non-movable connecting end of the lateral sealing cover plate is provided with a movable limiting clamping strip matched with the lateral limiting groove.
The invention has the beneficial effects that:
(1) according to the multipurpose adjustable flange connecting piece, the split lateral adjusting discs are assembled on the outer walls of the two sides of the circular middle assembling disc in a threaded manner, and the fan-shaped water guide port with the built-in metal filter screen is formed in the circular middle assembling disc, so that the inner structure of the flange is adjustable, the flange can be freely switched between closing and filtering, the functionality is more diversified, and the application range is wider;
(2) the split type lateral adjusting disc can be conveniently controlled through the linkage type adjusting mechanism in the cylindrical adjusting seat, and the operation is simple and convenient;
(3) can promote split type side direction adjustment dish stability in accommodation process through put the side direction guide rail on the assembly dish in circular, offer the arc of built-in arc closed plate simultaneously and accomodate the draw-in groove on the side direction guide rail lateral surface, the fan-shaped structure side direction sealing apron that outwards extends through the cooperation of arc closed plate comes to assemble edge position and seals, the compact structure of whole equipment, rationally distributed, the usage is very extensive.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a partial cross-sectional view of the position of the side rails of the present invention.
Fig. 3 is an internal cross-sectional view of a cylindrical adjustment block of the present invention.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Fig. 1, a flange joint spare with adjustable fig. 2 and fig. 3 show multipurpose, put assembly disc 1 in the circular, 1 both sides outer wall central point of assembly disc puts and has outside bellied integrative structure cylindrical regulation seat 2 in the circular, equal screw thread is equipped with split type side direction adjustment disk on the cylindrical 2 outside arcwall faces of regulation seat, 6 fan-shaped structure water guide mouth 4 have been seted up to assembly disc 1 inside in the circular, the inside fixedly connected with metal filters 5 of water guide mouth 4, cylindrical side direction adjustment groove 6 of seting up built-in coordinated type adjustment mechanism on adjusting seat 2 lateral surfaces.
Further, in order to cooperate direction and side direction regulation, a plurality of body structure lateral guide 7 of fixedly connected with on the 2 outside arcwall faces of cylindrical regulation seat, lateral guide 7 side direction link is seted up the side direction and is adjusted spout 9 of built-in adjusting screw 8.
The linkage type adjusting mechanism rotates to drive the adjusting screw rod 8 to rotate, the adjusting screw rod drives the split type lateral adjusting disc to extend outwards, so that the metal filter screen 5 is opened, and the flange is used as a connecting piece with a built-in filtering function.
Further, in order to match with the screw rod for adjustment, the split type lateral adjusting disk comprises a fan-shaped lateral sealing cover plate 10 which is slidably assembled on one side of the lateral guide rail 7 and an integral structure internal thread guide block 11 which is fixed on the outer side surface of the lateral sealing cover plate 10, wherein the lateral sealing cover plate 10 is sleeved on the outer side of the adjusting screw rod 8 through the internal thread guide block 11 and is movably assembled with the lateral guide rail 7.
Furthermore, in order to facilitate scraping off the filtered substances on the surface, the connecting end of the metal filter screen 5 is provided with an arc-shaped transition section 12 which is bent towards the opening position of the water guide opening 4.
Further, in order to improve the lateral limiting performance and the sealing performance in the assembling state, an arc-shaped sealing assembling groove 13 is formed in the surface, away from the lateral adjusting sliding groove 9, of the lateral guide rail 7, and an arc-shaped sealing assembling strip 14 matched with the arc-shaped sealing assembling groove 13 is arranged on the outer side wall of the lateral sealing cover plate 10.
Further, for the cooperation control and transmission, cylindrical regulation seat 2 outside arcwall face is last to offer the side direction assembly through-hole 15 that is used for communicateing side direction regulation spout 9 and side direction regulation recess 6, coordinated type adjustment mechanism includes through inboard pivot activity assembly at the inside middle driven gear 16 of side direction regulation recess 6, the coaxial drive shaft section of thick bamboo 18 of fixing on the outer side of middle driven gear 16 with inner gear 17 of fixing on the 8 top of adjusting screw and coaxial, drive shaft section of thick bamboo 18 outside is served and has been offered interior hexagonal control groove 19, the outside open position screw thread of side direction regulation recess 6 is equipped with top seal cover 20.
People unscrew the top sealing cover plate 20 at first, then insert the interior hexagonal control groove 19 through outer hexagonal spanner and control the rotation of drive shaft section of thick bamboo 18, then drive shaft section of thick bamboo 18 drives and puts driven gear 16 in and rotates, puts driven gear 16 in and drives inner gear 17 and rotate, and inner gear 17 drives adjusting screw 8 and rotates, can drive the side direction sealing cover plate 10 of a round around and extend along side direction guide rail 7 like this.
Further, in order to cooperate with the installation fixing and storage, the lateral guide rail 7 is provided with an arc storage slot 22 for accommodating an arc closed plate 21, and lateral fixing and assembling through holes 23 for facilitating installation and fixation are respectively formed in the lateral sealing cover plate 10 and the arc closed plate 21 on the front and back sides of the circular middle assembly disc 1.
Further, in order to improve the limiting stability in the storage state, lateral limiting grooves 24 are formed in the outer walls of the two sides of the arc-shaped closed plate 21, and fixing limiting clamping strips 25 matched with the lateral limiting grooves 24 are arranged on the inner side walls of the arc-shaped storage clamping grooves 22.
Furthermore, in order to facilitate the clamping and limiting of the arc-shaped closing plate 21 from the outside, the side wall of the non-movable connecting end of the lateral sealing cover plate 10 is provided with a movable limiting clamping strip 26 which is matched with the lateral limiting groove 24.
According to the multipurpose adjustable flange connecting piece, the split type lateral adjusting discs are assembled on the outer walls of the two sides of the circular middle assembly disc 1 in a threaded manner, and the fan-shaped water guide port 4 with the built-in metal filter screen 5 is formed in the circular middle assembly disc 1, so that the inner structure of the flange is adjustable, the flange can be freely switched between closing and filtering, the functionality is more diversified, and the application range is wider; the split type lateral adjusting disc can be conveniently controlled through the linkage type adjusting mechanism in the cylindrical adjusting seat 2, and the operation is simple and convenient; can promote split type side direction adjustment dish stability at the accommodation process through side guide 7 on the assembly dish 1 in circular, offer the arc of built-in arc closing plate 21 simultaneously and accomodate draw-in groove 22 on 7 lateral surfaces of side guide, the sector structure side direction seal apron 10 that outwards extends is cooperated through arc closing plate 21 comes to assemble edge position and seals, the compact structure of whole equipment, rationally distributed, the usage is very extensive.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. The utility model provides a flange joint spare with adjustable multipurpose, is including putting assembly disc (1) in the circular, characterized by: circular in put assembly dish (1) both sides outer wall central point put and have outside bellied cylindrical regulation seat (2) of integrative structure, cylindrical regulation seat (2) outside arcwall face on equal screw assembly have split type side direction adjustment disk, circular in put assembly dish (1) inside seted up a plurality of fan-shaped structures and lead mouth of a river (4), lead inside fixedly connected with metal filters (5) in mouth of a river (4), cylindrical regulation seat (2) lateral surface on set up side direction regulation recess (6) of built-in coordinated type adjustment mechanism.
2. The multipurpose adjustable flange connector of claim 1, wherein: the lateral adjusting mechanism is characterized in that a plurality of lateral guide rails (7) with an integrated structure are fixedly connected to the arc-shaped surface of the outer side of the cylindrical adjusting seat (2), and lateral connecting ends of the lateral guide rails (7) are provided with lateral adjusting chutes (9) internally provided with adjusting screws (8).
3. The multipurpose adjustable flange connector of claim 2, wherein: the split type lateral adjusting disk comprises a fan-shaped structure lateral sealing cover plate (10) assembled on one side of a lateral guide rail (7) in a sliding mode and an integrated structure internal thread guide block (11) fixed on the outer side face of the lateral sealing cover plate (10), wherein the lateral sealing cover plate (10) is sleeved on the outer side of an adjusting screw rod (8) through the internal thread guide block (11) and movably assembled with the lateral guide rail (7).
4. The multipurpose adjustable flange connector of claim 1, wherein: the connecting end of the metal filter screen (5) is provided with an arc transition section (12) which is bent towards the opening position of the water guide opening (4).
5. A multipurpose adjustable flange connector as claimed in claim 3, wherein: an arc-shaped sealing assembly groove (13) is formed in the surface, away from the lateral adjusting sliding groove (9), of the lateral guide rail (7), and an arc-shaped sealing assembly strip (14) matched with the arc-shaped sealing assembly groove (13) is arranged on the outer side wall of the lateral sealing cover plate (10).
6. The multipurpose adjustable flange connector of claim 1, wherein: the lateral adjusting mechanism is characterized in that a lateral assembling through hole (15) used for communicating a lateral adjusting sliding groove (9) with a lateral adjusting groove (6) is formed in the arc-shaped surface of the outer side of the cylindrical adjusting seat (2), the linkage type adjusting mechanism comprises a middle driven gear (16) movably assembled in the lateral adjusting groove (6) through an inner rotating shaft, an inner end gear (17) coaxially fixed at the top end of an adjusting screw rod (8) and a driving shaft barrel (18) coaxially fixed on the outer side surface of the middle driven gear (16), an inner hexagonal control groove (19) is formed in the outer side end of the driving shaft barrel (18), and a top sealing cover plate (20) is assembled at the opening position of the outer side of the lateral adjusting groove (6).
7. A multipurpose adjustable flange connector as claimed in claim 3, wherein: the lateral guide rail (7) is provided with an arc-shaped storage clamping groove (22) internally provided with an arc-shaped closed plate (21) on the outer lateral surface, and lateral fixing and assembling through holes (23) which are used for facilitating installation and fixation are respectively formed in lateral sealing cover plates (10) on the front and back sides of the circular middle assembly disc (1) and the arc-shaped closed plate (21).
8. The multipurpose adjustable flange connector of claim 7, wherein: lateral limiting grooves (24) are formed in the outer walls of the two sides of the arc-shaped closed plate (21), and fixing limiting clamping strips (25) matched with the lateral limiting grooves (24) are arranged on the inner side wall of the arc-shaped accommodating clamping groove (22).
9. The multipurpose adjustable flange connector of claim 8, wherein: the side wall of the non-movable connecting end of the lateral sealing cover plate (10) is provided with a movable limit clamping strip (26) matched with the lateral limit groove (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210098752.0A CN114382964B (en) | 2022-01-27 | 2022-01-27 | Multipurpose adjustable flange connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210098752.0A CN114382964B (en) | 2022-01-27 | 2022-01-27 | Multipurpose adjustable flange connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114382964A true CN114382964A (en) | 2022-04-22 |
| CN114382964B CN114382964B (en) | 2023-07-25 |
Family
ID=81203992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210098752.0A Active CN114382964B (en) | 2022-01-27 | 2022-01-27 | Multipurpose adjustable flange connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114382964B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150001653U (en) * | 2013-10-22 | 2015-04-30 | 현대중공업 주식회사 | The protective plate for residue removal of flange pipe |
| CA2870564A1 (en) * | 2014-12-01 | 2016-06-01 | Mahmoud Shaker Nadeem | Anti-cavitation device |
| CN206303822U (en) * | 2016-05-30 | 2017-07-07 | 德清艾希德卫浴洁具有限公司 | The shower house fan-folded filter of hair cleaning plant |
| CN111365561A (en) * | 2020-04-30 | 2020-07-03 | 中国二十二冶集团有限公司 | High-rise building blow-off pipe |
| CN212203488U (en) * | 2020-04-16 | 2020-12-22 | 镇江市宜扬密封制品有限公司 | Flange gasket with built-in filtering device |
| CN213117913U (en) * | 2020-09-27 | 2021-05-04 | 江阴优普拉斯法兰有限公司 | Large-diameter flange |
| CN215410688U (en) * | 2021-06-29 | 2022-01-04 | 江阴宝弘机械法兰有限公司 | Hubbed flange with filtering capability |
-
2022
- 2022-01-27 CN CN202210098752.0A patent/CN114382964B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150001653U (en) * | 2013-10-22 | 2015-04-30 | 현대중공업 주식회사 | The protective plate for residue removal of flange pipe |
| CA2870564A1 (en) * | 2014-12-01 | 2016-06-01 | Mahmoud Shaker Nadeem | Anti-cavitation device |
| CN206303822U (en) * | 2016-05-30 | 2017-07-07 | 德清艾希德卫浴洁具有限公司 | The shower house fan-folded filter of hair cleaning plant |
| CN212203488U (en) * | 2020-04-16 | 2020-12-22 | 镇江市宜扬密封制品有限公司 | Flange gasket with built-in filtering device |
| CN111365561A (en) * | 2020-04-30 | 2020-07-03 | 中国二十二冶集团有限公司 | High-rise building blow-off pipe |
| CN213117913U (en) * | 2020-09-27 | 2021-05-04 | 江阴优普拉斯法兰有限公司 | Large-diameter flange |
| CN215410688U (en) * | 2021-06-29 | 2022-01-04 | 江阴宝弘机械法兰有限公司 | Hubbed flange with filtering capability |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114382964B (en) | 2023-07-25 |
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Denomination of invention: A versatile adjustable flange connector Granted publication date: 20230725 Pledgee: Dongtai Jiangsu rural commercial bank Limited by Share Ltd. Pledgor: Jiangsu Lida Industrial Technology Co.,Ltd. Registration number: Y2024980017481 |