CN213117919U - Pipeline connecting flange with good sealing performance - Google Patents
Pipeline connecting flange with good sealing performance Download PDFInfo
- Publication number
- CN213117919U CN213117919U CN202021916212.1U CN202021916212U CN213117919U CN 213117919 U CN213117919 U CN 213117919U CN 202021916212 U CN202021916212 U CN 202021916212U CN 213117919 U CN213117919 U CN 213117919U
- Authority
- CN
- China
- Prior art keywords
- semi
- flange
- ring
- wall
- clamping frame
- 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.)
- Active
Links
Images
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a pipe connecting flange that leakproofness is good, including first flange and second flange, the relative one side outer wall of first flange and second flange is provided with same seal ring, and first flange and second flange pass through bolt fixed connection, the top outer wall and the bottom outer wall of first flange and second flange joint respectively have first semi-ring card frame and second semi-ring card frame, and the both sides inner wall of first semi-ring card frame and second semi-ring card frame is fixed with first semi-ring cover and second semi-ring cover respectively. The utility model discloses the protection pad of first semi-ring card frame and the inside area of second semi-ring card frame can live the clearance parcel between two flanges, has improved the leakproofness of this flange, and when gas leakage reached the setting value, behind the gas concentration detection sensor perception, the accessible alarm reminded operating personnel to overhaul, and when operating personnel need overhaul, can open the solenoid valve in advance, with inside gas outgoing, reduce the possibility that dangerous accident takes place.
Description
Technical Field
The utility model relates to a flange technical field especially relates to a pipe connecting flange that leakproofness is good.
Background
A Flange (Flange), also known as a Flange collar or Flange. The flange is a part for connecting the shafts and is used for connecting pipe ends; the flange on the equipment inlet and outlet is also used for connecting two pieces of equipment, such as a speed reducer flange, the existing flange is easy to loosen after being used for a period of time, the sealing performance is reduced, the leakage condition is caused, and an operator can hardly find the flange in time, so that great potential safety hazards are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a pipeline connecting flange with good sealing performance.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a pipeline connecting flange with good sealing performance comprises a first flange and a second flange, wherein the outer wall of one side, opposite to the first flange and the second flange, of the first flange is provided with the same sealing gasket, the first flange and the second flange are fixedly connected through bolts, the outer wall of the top part and the outer wall of the bottom part of the first flange and the second flange are respectively clamped with a first semi-ring clamping frame and a second semi-ring clamping frame, the inner walls of the two sides of the first semi-ring clamping frame and the second semi-ring clamping frame are respectively fixed with a first semi-ring cover and a second semi-ring cover, the inner wall of one side of the second semi-ring cover of the second semi-ring clamping frame is fixed with a gas concentration detection sensor, the signal end of the gas concentration detection sensor is connected with a microprocessor through a signal line, the outer wall of the top part of the second semi-ring cover of the second semi-ring clamping frame is fixed with an alarm, and the outer walls of one side, far away from the first, and the inner wall of the semicircular opening is fixed with a semicircular plate, the outer wall of the bottom of the semicircular plate is fixed with a semicircular sealing gasket, the first semicircular clamping frame and the second semicircular clamping frame are fixedly connected through bolts, and the inner wall of the first semicircular clamping frame and the inner wall of the second semicircular clamping frame are both fixed with a protective pad.
Preferably, the outer walls of the first half-ring clamping frame, the second half-ring clamping frame, the two first half-ring covers and the two second half-ring covers are respectively fixed with a heat insulation cushion layer, and the inner walls of the two first half-ring covers and the two second half-ring covers are respectively fixed with a sealing cushion layer.
Preferably, the outer wall of the top of the first semi-ring cover of the second semi-ring clamping frame is provided with an electromagnetic valve, and the electromagnetic valve is communicated with the inside of the first semi-ring cover of the second semi-ring clamping frame.
Preferably, the outer wall of the heat insulation cushion layer and the inner wall of the sealing cushion layer are both provided with a first mounting opening matched with the electromagnetic valve, and the outer wall of the heat insulation cushion layer is provided with a second mounting opening matched with the alarm.
Preferably, the inner wall of the seal cushion layer is provided with a third mounting opening matched with the gas concentration detection sensor.
Preferably, four half-ring gaskets are respectively in contact with the first flange and the second flange.
Preferably, the alarm and the electromagnetic valve are both connected with a switch through wires, and the switch is connected with the microprocessor through wires.
The utility model has the advantages that:
1. the pipeline connecting flange with good sealing performance is characterized in that flange heads of two flanges are wrapped by a first semi-ring clamping frame and a second semi-ring clamping frame, a protection pad is arranged on the first semi-ring clamping frame and the second semi-ring clamping frame, a gap between the two flanges can be wrapped, the sealing performance of the flange is improved, then a first semi-ring cover and a second semi-ring cover are respectively arranged on the first semi-ring clamping frame and the second semi-ring clamping frame, a semi-ring plate and a semi-ring sealing pad are respectively arranged on the two first semi-ring covers and the two second semi-ring covers, the flange heads of the two flanges can be wrapped to form a closed space, then a gas concentration detection sensor is arranged in the second semi-ring cover of the first semi-ring clamping frame, once a leakage value reaches a set value, the gas concentration detection sensor senses the leakage value, an operator can be reminded to overhaul through an alarm, meanwhile, a solenoid valve is arranged, when the operator needs to overhaul, the electromagnetic valve can be opened in advance to discharge internal gas, so that the possibility of dangerous accidents is reduced;
2. this pipe coupling flange that leakproofness is good has set up thermal-insulated bed course and can avoid ambient temperature to insolate the flange, reduces the ageing process of flange, has set up the leakproofness that the whole device has been guaranteed to the seal bed course, helps gas concentration detection sensor to detect true data.
Drawings
Fig. 1 is a schematic view of a vertical cross-section structure of a pipe connecting flange with good sealing performance according to the present invention;
fig. 2 is a schematic side view of a vertical cross-sectional structure of a pipe connecting flange with good sealing performance according to the present invention;
fig. 3 is the utility model provides a pipeline connecting flange's that leakproofness is good looks sideways at the schematic structure.
In the figure: the gas concentration detection device comprises a first flange 1, a second flange 2, a sealing gasket 3, a first semi-ring clamping frame 4, a second semi-ring clamping frame 5, a protection pad 6, a first semi-ring cover 7, a second semi-ring cover 8, a sealing pad layer 9, a gas concentration detection sensor 10, an alarm 11, a heat insulation pad layer 12, a semi-ring plate 13, a semi-ring sealing pad 14 and an electromagnetic valve 15.
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.
Referring to fig. 1-3, a pipe connecting flange with good sealing performance comprises a first flange and a second flange 1, wherein the outer wall of one side, opposite to the first flange 1 and the second flange 2, is provided with the same sealing gasket 3, the first flange 1 and the second flange 2 are fixedly connected through bolts, the outer wall of the top and the outer wall of the bottom of the first flange 1 and the second flange 2 are respectively clamped with a first semi-ring clamping frame 4 and a second semi-ring clamping frame 5, the inner walls of the two sides of the first semi-ring clamping frame 4 and the second semi-ring clamping frame 5 are respectively fixed with a first semi-ring cover 7 and a second semi-ring cover 8, the inner wall of one side of the second semi-ring cover 8 of the second semi-ring clamping frame 5 is fixed with a gas concentration detection sensor 10, the signal end of the gas concentration detection sensor 10 is connected with a microprocessor through a signal line, the outer wall of the top of the second semi-ring cover 8 of the second semi-ring clamping frame 5 is fixed with an alarm 11, and the outer walls of one side, the first semi-ring cover A semi-ring plate 13 is fixed on the inner wall of the semi-circular opening, a semi-ring sealing gasket 14 is fixed on the outer wall of the bottom of the semi-ring plate 13, a first semi-ring clamping frame 4 is fixedly connected with a second semi-ring clamping frame 5 through a bolt, a protective gasket 6 is fixed on the inner wall of the first semi-ring clamping frame 4 and the inner wall of the second semi-ring clamping frame 5, a sealing gasket layer 9 is fixed on the outer wall of the first semi-ring clamping frame 4, the outer wall of the second semi-ring clamping frame 5, the outer walls of the two first semi-ring covers 7 and the two second semi-ring covers 8, a sealing gasket layer 9 is fixed on the inner walls of the two first semi-ring covers 7 and the two second semi-ring covers 8, a solenoid valve 15 is arranged on the outer wall of the top of the first semi-ring cover 7 of the second semi-ring clamping frame 5, the solenoid valve 15 is communicated with the inside of the first semi-ring cover 7 of the second semi-ring clamping frame 5, a first, and the outer wall of the heat insulation cushion layer 12 is provided with a second mounting opening matched with the alarm 11, the inner wall of the sealing cushion layer 9 is provided with a third mounting opening matched with the gas concentration detection sensor 10, the four semi-ring sealing gaskets 14 are respectively contacted with the first flange 1 and the second flange 2, the alarm 11 and the electromagnetic valve 15 are both connected with a switch through wires, and the switch is connected with the microprocessor through wires.
The working principle is as follows: when in use, a sealing gasket 3 is placed between a first flange 1 and a second flange 2, then the first flange 1 and the second flange 2 are fixed together through bolts, then a first semi-ring clamping frame 4 and a second semi-ring clamping frame 5 are clamped on a flange head of the first flange 1 and a flange head of the second flange 2, then four semi-ring sealing gaskets 14 are respectively contacted with the first flange 1 and the second flange 2, then the first semi-ring clamping frame 4 and the second semi-ring clamping frame 5 are fixed together through bolts, and the fixation can be completed, because the first semi-ring clamping frame 4 and the second semi-ring clamping frame 5 are both provided with a protection gasket, a gap between the first flange 1 and the second flange 2 can be wrapped, the sealing performance of the device is improved, then two first semi-ring covers 7 and two second semi-ring covers 8 are matched with the four semi-ring plates 13 and the four semi-ring sealing gaskets 14, the flange heads of the first flange 1 and the second flange 2 can be wrapped, form a confined space, then set up gas concentration detection sensor 10 in the second semi-ring cover 8 of first semi-ring card frame 4, in case when the leakage value reaches the setting value, behind the gas concentration detection sensor 10 perception, accessible alarm 11 reminds operating personnel to overhaul, solenoid valve 15 has been set up simultaneously, when operating personnel need overhaul, solenoid valve 15 can be opened in advance, discharge inside gas, reduce the possibility that dangerous accident takes place, set up thermal-insulated bed course 12 and can avoid the ambient temperature to insolate the flange, reduce the ageing process of flange, the leakproofness of whole device has been guaranteed to sealed bed course 9, help gas concentration detection sensor 10 to detect true data.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A pipeline connecting flange with good sealing performance comprises a first flange and a second flange (2), and is characterized in that the outer wall of one side, opposite to the first flange (1) and the second flange (2), of the first flange (1) is provided with the same sealing washer (3), the first flange (1) is fixedly connected with the second flange (2) through bolts, the outer walls of the top and the bottom of the first flange (1) and the second flange (2) are respectively clamped with a first semi-ring clamping frame (4) and a second semi-ring clamping frame (5), the inner walls of the two sides of the first semi-ring clamping frame (4) and the second semi-ring clamping frame (5) are respectively fixed with a first semi-ring cover (7) and a second semi-ring cover (8), the inner wall of one side of the second semi-ring cover (8) of the second semi-ring clamping frame (5) is fixed with a gas concentration detection sensor (10), and the signal end of the gas concentration detection sensor (10) is connected with a microprocessor through a signal line, the top outer wall of the second semi-ring cover (8) of the second semi-ring clamping frame (5) is fixed with an alarm (11), a semi-circular opening is formed in the outer wall of one side, away from the first semi-ring clamping frame (4), of the first semi-ring cover (7) and the second semi-ring cover (8), a semi-circular plate (13) is fixed on the inner wall of the semi-circular opening, a semi-ring sealing gasket (14) is fixed on the outer wall of the bottom of the semi-circular plate (13), the first semi-ring clamping frame (4) is fixedly connected with the second semi-ring clamping frame (5) through bolts, and a protection pad (6) is fixed on the inner wall of the first semi-ring clamping frame (4) and the inner wall of the second semi-ring clamping frame (5).
2. The pipe connecting flange with good sealing performance as claimed in claim 1, wherein the outer wall of the first half-ring clamping frame (4), the outer wall of the second half-ring clamping frame (5), the outer walls of the two first half-ring covers (7) and the two second half-ring covers (8) are respectively fixed with a heat insulation cushion layer (12), and the inner walls of the two first half-ring covers (7) and the two second half-ring covers (8) are respectively fixed with a sealing cushion layer (9).
3. The pipe connecting flange with good sealing performance as claimed in claim 1, wherein the electromagnetic valve (15) is arranged on the outer wall of the top of the first semi-ring cover (7) of the second semi-ring clamping frame (5), and the electromagnetic valve (15) is communicated with the inside of the first semi-ring cover (7) of the second semi-ring clamping frame (5).
4. The pipe connecting flange with good sealing performance as claimed in claim 2, wherein the outer wall of the heat insulation cushion layer (12) and the inner wall of the sealing cushion layer (9) are both provided with first mounting ports matched with the electromagnetic valve (15), and the outer wall of the heat insulation cushion layer (12) is provided with second mounting ports matched with the alarm (11).
5. The pipe connecting flange with good sealing performance as claimed in claim 2, wherein the inner wall of the sealing cushion layer (9) is provided with a third mounting opening matched with the gas concentration detection sensor (10).
6. The pipe connecting flange with good sealing performance as claimed in claim 1, wherein four half-ring gaskets (14) are respectively in contact with the first flange (1) and the second flange (2).
7. The pipe connecting flange with good sealing performance as claimed in claim 1, wherein the alarm (11) and the solenoid valve (15) are connected with a switch through wires, and the switch is connected with the microprocessor through wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021916212.1U CN213117919U (en) | 2020-09-04 | 2020-09-04 | Pipeline connecting flange with good sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021916212.1U CN213117919U (en) | 2020-09-04 | 2020-09-04 | Pipeline connecting flange with good sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213117919U true CN213117919U (en) | 2021-05-04 |
Family
ID=75659158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021916212.1U Active CN213117919U (en) | 2020-09-04 | 2020-09-04 | Pipeline connecting flange with good sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213117919U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113566035A (en) * | 2021-08-19 | 2021-10-29 | 温州漏腐蚀五金制品有限公司 | Take drainage device's flange valve totally enclosed corrosion prevention system |
| CN114001206A (en) * | 2021-10-22 | 2022-02-01 | 河北乾海管道制造有限公司 | Multilayer seamless pipeline for conveying crude oil at seabed |
| CN114458846A (en) * | 2022-02-18 | 2022-05-10 | 广东中博建设工程有限公司 | Municipal drainage pipeline connecting structure and construction method |
-
2020
- 2020-09-04 CN CN202021916212.1U patent/CN213117919U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113566035A (en) * | 2021-08-19 | 2021-10-29 | 温州漏腐蚀五金制品有限公司 | Take drainage device's flange valve totally enclosed corrosion prevention system |
| CN114001206A (en) * | 2021-10-22 | 2022-02-01 | 河北乾海管道制造有限公司 | Multilayer seamless pipeline for conveying crude oil at seabed |
| CN114458846A (en) * | 2022-02-18 | 2022-05-10 | 广东中博建设工程有限公司 | Municipal drainage pipeline connecting structure and construction method |
| CN114458846B (en) * | 2022-02-18 | 2022-09-20 | 广东中博建设工程有限公司 | Municipal drainage pipeline connecting structure and construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213117919U (en) | Pipeline connecting flange with good sealing performance | |
| CN104595726B (en) | natural gas pipeline system with leakage warning function | |
| NZ531387A (en) | Pipe joint safety inspection device | |
| CN106647605A (en) | Intelligent gas supplementation and mini-amount water monitoring device for SF6 electrical equipment | |
| CN202033254U (en) | Shell pass type pressure testing device for floating head type heat exchanger | |
| CN218914551U (en) | Medical gas busbar of multi-monitoring function | |
| CN202734595U (en) | Safe diaphragm plate capable of monitoring deformation of diaphragm plate sheet | |
| CN210034370U (en) | Device for automatically detecting oil leakage of speed reducer and protecting driving motor | |
| CN212809421U (en) | Gas pipeline connector monitoring alarm device | |
| CN201717550U (en) | Gas tank type switch cubicle with grounded visible window | |
| CN209387164U (en) | A kind of antiseep bearing shell dedicated temperature sensor | |
| CN208764671U (en) | Coal gas leakage alarming remote monitoring system | |
| CN213065586U (en) | Gas pipeline detector convenient to it is clean | |
| CN117722610A (en) | Overpressure and pressure relief alarm device for natural gas pipeline | |
| CN214305735U (en) | Gas treatment utilizes piping installation | |
| CN217635136U (en) | Leakage-proof pipeline for chemical industry | |
| CN212510538U (en) | Regional gas pipe network leakage detection alarm device | |
| CN213117896U (en) | Stainless steel combination flange | |
| CN207080693U (en) | The buried solenoid valve box of intelligent integrated | |
| CN211174631U (en) | Canned motor pump convenient to detect and overhaul | |
| CN211315804U (en) | Intelligent automatic reset leakage-proof coal gas drainage monitoring system | |
| CN215861782U (en) | Valve device for gas pipeline convenient to maintain | |
| CN217081571U (en) | Pressure relief device for explosion-proof positive pressure control cabinet | |
| CN217687771U (en) | Full-automatic special gas conveying cabinet leakage detection device | |
| CN215573533U (en) | Pressure sensing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |