CN219954374U - Gas pipeline connecting valve - Google Patents
Gas pipeline connecting valve Download PDFInfo
- Publication number
- CN219954374U CN219954374U CN202321713139.1U CN202321713139U CN219954374U CN 219954374 U CN219954374 U CN 219954374U CN 202321713139 U CN202321713139 U CN 202321713139U CN 219954374 U CN219954374 U CN 219954374U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- sealing
- seal groove
- 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.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 58
- 238000004880 explosion Methods 0.000 claims description 7
- 239000007789 gas Substances 0.000 description 15
- 239000002737 fuel gas Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Landscapes
- Valve Housings (AREA)
Abstract
The utility model relates to the technical field of gas pipeline valves, in particular to a gas pipeline connecting valve, which comprises a valve body, wherein one side of the valve body is provided with an air inlet pipe, one side of the valve body, which is far away from the air inlet pipe, is provided with an air outlet pipe, flange plates are arranged at the ends of the air inlet pipe and the air outlet pipe, one side of each flange plate is provided with an outer side sealing groove, the inner side of each outer side sealing groove is provided with an inner side sealing groove, and one side of each flange plate is provided with a sealing ring. According to the flange plate, the inner side sealing groove, the outer side sealing groove, the sealing ring and the sealing bulge loop, when the flange plate is connected with a pipeline, the sealing bulge loop is clamped into the inner side sealing groove and the outer side sealing groove, so that the contact position of the flange plate and the cross section of the pipeline is tightly connected, the influence of the tightness between the flange plate and the pipeline due to the flatness between the cross section of the pipeline and the cross section of the flange plate is avoided, and the risk of a gas pipeline is further reduced.
Description
Technical Field
The utility model relates to the technical field of gas pipeline valves, in particular to a gas pipeline connecting valve.
Background
In order to ensure the conveying safety of the fuel gas and the use safety of the fuel gas, the fuel gas pipeline is often required to be regulated and controlled by a special connecting valve, so that the safe and stable operation of the fuel gas pipeline is ensured.
When the electromagnetic cut-off valve for connecting the existing gas pipeline is used, the flange plate on the valve body is often sealed through a plane sealing gasket when being connected with the pipeline, so that the tightness between the flange plate and the pipeline is easily influenced by the flatness problem between the cross section of the pipeline and the cross section of the flange plate, and the risk of the gas pipeline is further increased.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the gas pipeline connecting valve, and solves the problems that when the traditional electromagnetic cut-off valve for connecting the gas pipeline is used, the flange on the valve body is often sealed through a plane sealing gasket when being connected with a pipeline, so that the tightness between the flange and the pipeline is easily influenced by the flatness problem between the cross section of the pipeline and the cross section of the flange, and the risk of the gas pipeline is further increased.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the gas pipeline connecting valve comprises a valve body, valve body one side is provided with the intake pipe, the valve body is kept away from intake pipe one side is provided with the outlet duct, the intake pipe with the outlet duct end all is provided with the ring flange, ring flange one side is provided with outside seal groove, outside seal groove inboard is provided with inboard seal groove, ring flange one side is provided with the sealing washer, the sealing washer corresponds outside seal groove with inboard seal groove position is provided with sealed protruding ring, outside seal groove with the hoop is provided with the bolt hole between the inboard seal groove.
As a preferable technical scheme of the utility model, a valve cover is arranged on the upper side of the valve body, an explosion-proof coil is arranged on the outer side of the upper part of the valve cover, and a grounding wire jack is arranged on the outer side of the explosion-proof coil.
As a preferable technical scheme of the utility model, the inner side of the valve cover is vertically provided with a manual reset rod, and the manual reset rod is in sliding connection with the inner side of the valve cover.
As a preferable technical scheme of the utility model, the valve cover is connected with the valve body through bolts, and a flow direction mark is arranged on the outer side of the valve body.
As a preferable technical scheme of the utility model, the outer ring side of the upper end of the valve cover is provided with a thread groove, and the inner sides of the air inlet pipe and the air outlet pipe are provided with internal threads.
As a preferable technical scheme of the utility model, the sealing ring is connected with the flange plate through the sealing bulge loop, the inner sealing groove and the outer sealing groove.
As a preferable technical scheme of the utility model, the inner side of the valve body is provided with a circular valve plate, and the outer ring side of the circular valve plate is provided with a sealing gasket.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the flange plate, the inner side sealing groove, the outer side sealing groove, the sealing ring and the sealing bulge loop, when the flange plate is connected with a pipeline, the sealing bulge loop is clamped into the inner side sealing groove and the outer side sealing groove, so that the contact position of the flange plate and the cross section of the pipeline is tightly connected, the influence of the tightness between the flange plate and the pipeline due to the flatness between the cross section of the pipeline and the cross section of the flange plate is avoided, and the risk of a gas pipeline is further reduced.
Drawings
FIG. 1 is a schematic diagram of a front view of a gas line connecting valve of the present utility model;
FIG. 2 is a schematic diagram of the structure of the flange plate in the gas pipeline connecting valve member of the present utility model in a left-hand view;
fig. 3 is a schematic diagram of the main cross-sectional structure of the seal ring in the gas pipeline connecting valve member of the present utility model.
In the figure: 1. an air inlet pipe; 2. an air outlet pipe; 3. a flange plate; 4. a valve body; 5. an explosion-proof coil; 6. a manual reset lever; 7. an outer seal groove; 8. an inner seal groove; 9. bolt holes; 10. a ground wire jack; 11. a seal ring; 12. a sealing raised ring; 13. a valve cover.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the gas pipeline connecting valve comprises a valve body 4, an air inlet pipe 1 is arranged on one side of the valve body 4, an air outlet pipe 2 is arranged on one side, away from the air inlet pipe 1, of the valve body 4, flanges 3 are arranged at the ends of the air inlet pipe 1 and the air outlet pipe 2, an outer side sealing groove 7 is arranged on one side of each flange 3, an inner side sealing groove 8 is arranged on the inner side of each outer side sealing groove 7, a sealing ring 11 is arranged on one side of each flange 3, sealing rings 11 are provided with sealing bulge rings 12 corresponding to the positions of the outer side sealing grooves 7 and the inner side sealing grooves 8, and bolt holes 9 are formed between the outer side sealing grooves 7 and the inner side sealing grooves 8 in a circumferential direction.
In this embodiment, valve body 4 upside is provided with valve gap 13, and valve gap 13 upper portion outside is provided with explosion-proof coil 5, and explosion-proof coil 5 outside is provided with earth connection jack 10, and earth connection jack 10 can insert the earth connection, and then makes the static on the valve body 4 in time transmit to the earth, avoids static to influence the safe operation of valve member.
In this embodiment, the inner side of the valve cover 13 is vertically provided with a manual reset lever 6, the manual reset lever 6 is slidably connected with the inner side of the valve cover 13, and the valve cover 13 can effectively seal the upper side of the valve body 4.
In this embodiment, the valve cover 13 is connected with the valve body 4 through a bolt, a flow direction mark is arranged on the outer side of the valve body 4, and the installation position between the valve member and the pipeline can be clarified through the flow direction mark.
In this embodiment, the outer ring side of the upper end of the valve cover 13 is provided with a thread groove, the inner sides of the air inlet pipe 1 and the air outlet pipe 2 are provided with internal threads, and the air inlet pipe 1 can enable fuel gas to enter the inner side of the valve body 4 and be discharged through the air outlet pipe 2.
In this embodiment, the sealing ring 11 is connected with the flange 3 through the sealing convex ring 12, the inner sealing groove 8 and the outer sealing groove 7, and the sealing ring 11 can increase the tightness of connection between the flange 3 and the pipeline.
In this embodiment, a circular valve plate is provided on the inner side of the valve body 4, and a gasket is provided on the outer ring side of the circular valve plate.
Working principle: when the anti-explosion valve is used, when the anti-explosion valve is required to be connected through the flange plate 3, bolt holes on the flange surface of a pipeline are aligned with the bolt holes 9 on the flange plate 3, the sealing ring 11 is correspondingly clamped into the outer sealing groove 7 and the inner sealing groove 8, then the pipeline is connected and fixed with the flange plate 3 through bolts, the sealing bulge loop 12 on the sealing ring 11 can effectively fill and seal the outer sealing groove 8 and the inner sealing groove 7, the sealing effect is ensured, the anti-explosion coil 5 is electrified after receiving a signal, then electromagnetic force is generated, the valve rod on the upper part of the valve plate on the inner side of the valve cover 13 is adsorbed upwards, the valve plate is further opened, gas can pass through the valve body, and under the condition that the anti-explosion coil 5 is powered off, the valve rod is pressed downwards under the action of internal spring force, and then the inner side of the valve body is broken.
Finally, it should be noted that: in the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The gas pipeline is connected with the valve member, comprises a valve body (4), and is characterized in that: valve body (4) one side is provided with intake pipe (1), valve body (4) are kept away from intake pipe (1) one side is provided with outlet duct (2), intake pipe (1) with outlet duct (2) end all is provided with ring flange (3), ring flange (3) one side is provided with outside seal groove (7), outside seal groove (7) inboard is provided with inboard seal groove (8), ring flange (3) one side is provided with sealing washer (11), sealing washer (11) correspond outside seal groove (7) with inboard seal groove (8) position is provided with sealed protruding ring (12), outside seal groove (7) with annular be provided with bolt hole (9) between inboard seal groove (8).
2. The gas line connection valve of claim 1, wherein: the anti-explosion valve is characterized in that a valve cover (13) is arranged on the upper side of the valve body (4), an anti-explosion coil (5) is arranged on the outer side of the upper portion of the valve cover (13), and a grounding wire jack (10) is arranged on the outer side of the anti-explosion coil (5).
3. The gas line connection valve of claim 2, wherein: the inner side of the valve cover (13) is vertically provided with a manual reset rod (6), and the manual reset rod (6) is in sliding connection with the inner side of the valve cover (13).
4. The gas line connection valve of claim 2, wherein: the valve cover (13) is connected with the valve body (4) through bolts, and a flow direction mark is arranged on the outer side of the valve body (4).
5. The gas line connection valve of claim 2, wherein: the outer ring side of the upper end of the valve cover (13) is provided with a thread groove, and the inner sides of the air inlet pipe (1) and the air outlet pipe (2) are provided with internal threads.
6. The gas line connection valve of claim 1, wherein: the sealing ring (11) is connected with the flange plate (3) through the sealing bulge loop (12), the inner side sealing groove (8) and the outer side sealing groove (7).
7. The gas line connection valve of claim 1, wherein: the inner side of the valve body (4) is provided with a circular valve plate, and the outer ring side of the circular valve plate is provided with a sealing gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321713139.1U CN219954374U (en) | 2023-07-03 | 2023-07-03 | Gas pipeline connecting valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321713139.1U CN219954374U (en) | 2023-07-03 | 2023-07-03 | Gas pipeline connecting valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219954374U true CN219954374U (en) | 2023-11-03 |
Family
ID=88541086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321713139.1U Active CN219954374U (en) | 2023-07-03 | 2023-07-03 | Gas pipeline connecting valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219954374U (en) |
-
2023
- 2023-07-03 CN CN202321713139.1U patent/CN219954374U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205013704U (en) | Electromagnetic valve | |
| CN219954374U (en) | Gas pipeline connecting valve | |
| CN105757279A (en) | Two-stage pilot emptying valve for magnetic suspension air blower | |
| CN219432520U (en) | Butterfly valve | |
| CN217130419U (en) | Backflow preventer with low water loss | |
| CN209340607U (en) | A kind of double-flow-rate electromagnetic valve of fuel charger | |
| CN221423938U (en) | High-pressure three-way valve | |
| CN221462968U (en) | Pneumatic butterfly valve convenient to assembly | |
| CN221097609U (en) | Bellows structure for valve | |
| CN221097572U (en) | Novel stainless steel leak protection check valve | |
| CN216306729U (en) | But remote control formula pneumatic control valve | |
| CN218761429U (en) | Electromagnetic high vacuum baffle valve | |
| CN219734308U (en) | Assembly type pneumatic low-pressure stop valve water diversion assembly | |
| CN208935412U (en) | The corrosion-resistant butterfly valve of the bis- eccentric wafer types of DN50 ~ DN300 | |
| CN220749133U (en) | Check valve | |
| CN221443313U (en) | Solenoid valve structure for pilot-operated hydrogen with detachable valve core | |
| CN213235315U (en) | Current limiting device of hydraulic generator | |
| CN116398644A (en) | Electromagnetic vacuum cut-off ball valve | |
| CN221374493U (en) | Valve | |
| CN220471353U (en) | Connecting mechanism for storage tank and safety performance valve | |
| CN219432531U (en) | Check valve | |
| CN215988350U (en) | Transformer oil filtering pipeline transition device with air port | |
| CN214037045U (en) | Valve accessory capable of improving connection tightness | |
| CN215172661U (en) | Gas safety cut-off valve capable of being flexibly installed | |
| CN218564462U (en) | Rotary blowing pulse valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |