CN221443346U - Gate valve with high sealing performance for large-diameter pipeline - Google Patents
Gate valve with high sealing performance for large-diameter pipeline Download PDFInfo
- Publication number
- CN221443346U CN221443346U CN202323231911.9U CN202323231911U CN221443346U CN 221443346 U CN221443346 U CN 221443346U CN 202323231911 U CN202323231911 U CN 202323231911U CN 221443346 U CN221443346 U CN 221443346U
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- valve
- butt joint
- threaded rod
- gate valve
- theft
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- 238000007789 sealing Methods 0.000 title claims abstract description 40
- 210000001503 joint Anatomy 0.000 claims description 41
- 239000012530 fluid Substances 0.000 description 18
- 238000012423 maintenance Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Sliding Valves (AREA)
Abstract
The utility model discloses a gate valve with strong sealing performance for a large-diameter pipeline, which comprises a valve body, wherein a valve pipe is fixedly arranged on one side of the valve body, one end of the valve pipe is fixedly connected with a valve head, a fixing bolt penetrates through the outer part of the valve head, and one end of the fixing bolt is movably connected with a valve sleeve; this a gate valve that is arranged in major diameter pipeline leakproofness is strong, through the valve body, the valve head, fixing bolt, the valve pocket, the seal groove, first sealing washer and second sealing washer set up, when using the device to connect two sets of major diameter pipelines and use, can be with the valve pocket direct sleeve outside major diameter pipeline through multiunit fixing bolt with the valve pocket be connected with the valve head, the stability of valve head, valve pocket and major diameter pipeline connection has been strengthened earlier under the cooperation use like this, then the outside at major diameter pipeline and valve head junction is wrapped up to first sealing washer and the second sealing washer that sets up inside the valve head, the leakproofness when further having strengthened the connection.
Description
Technical Field
The utility model relates to the technical field of pipeline correlation, in particular to a gate valve with strong sealing performance for a large-diameter pipeline.
Background
The pipeline is a device for conveying gas, liquid or fluid with solid particles, which is formed by connecting pipes, pipe connectors, valves and the like, generally, after the fluid is pressurized by a blower, a compressor, a pump, a boiler and the like, the fluid flows from a high pressure position to a low pressure position of the pipeline, the pressure or gravity of the fluid can be utilized for conveying the fluid, the pipeline is widely used, and is mainly used in water supply, water discharge, heat supply, gas supply, long-distance oil and natural gas conveying, agricultural irrigation, hydraulic engineering and various industrial devices, the pipeline needs to be used for conveniently controlling the fluid in the pipeline when being in butt joint installation, the gate valve is an opening and closing piece gate valve, the moving direction of the gate valve is perpendicular to the direction of the fluid, the gate valve can only be fully opened and fully closed, the gate valve cannot be regulated and throttled, the gate valve is sealed by the contact of a valve seat and the gate valve, and a sealing surface can normally build up metal materials to increase wear resistance, such as build-up steel and the like.
In the use process of the existing large-diameter pipeline gate valve, the main function of the gate valve is to connect pipelines and control the fluid in the pipelines, when two groups of large-diameter pipelines are installed in a butt joint mode through the gate valve, the fluid in the large-diameter pipelines flows with large kinetic energy, when the gate valve is installed in an unstable mode in the butt joint mode, the condition that the fluid in the pipelines leaks is caused at the joint of the gate valve, so that the gate valve is installed again after frequent maintenance is needed, the leaked fluid can bring a certain influence on the surrounding environment, and therefore the gate valve with strong sealing performance in the large-diameter pipelines needs to be provided.
Disclosure of utility model
The utility model aims to provide a gate valve with strong sealing performance for a large-diameter pipeline, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a gate valve that leakproofness is strong for among major diameter pipeline, includes the valve body, one side fixed mounting of valve body has the valve pipe, the one end fixedly connected with valve head of valve pipe, the outside of valve head runs through there is fixing bolt, fixing bolt's one end swing joint has the valve pocket, the seal groove has been seted up to the inside of valve head, the inside of seal groove is provided with first sealing washer, the outside swing joint of first sealing washer has the second sealing washer, the top of valve body runs through there is fastening bolt, fastening bolt's one end swing joint has the valve gap, the top of valve gap runs through there is the threaded rod, the outside fixed mounting of threaded rod has the board of turning over.
Preferably, the valve sleeve is in threaded connection with the valve head through fixing bolts, and the fixing bolts are distributed on the valve sleeve at equal intervals.
Preferably, the valve cover is in threaded connection with the valve body through a fastening bolt, and the fastening bolt is symmetrically arranged on the central axis of the valve cover.
Preferably, the turning plate is movably connected with the valve body through a threaded rod, and the central line of the turning plate is matched with the central line of the threaded rod.
Preferably, the top of threaded rod has seted up the butt joint groove, the inside swing joint of butt joint groove has the butt joint piece, the one end fixed mounting of butt joint piece has the theftproof knob.
Preferably, the butt joint block fixedly installed at the bottom of the anti-theft knob is in clamping connection with the butt joint groove formed in the top of the threaded rod, and the butt joint groove is matched with the butt joint block for use.
Preferably, an anti-theft hole is formed in the butt joint groove, and a hexagonal anti-theft key is movably connected in the anti-theft hole.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the gate valve with strong sealing performance in the large-diameter pipeline, through the arrangement of the valve body, the valve head, the fixing bolts, the valve sleeve, the sealing groove, the first sealing ring and the second sealing ring, when the device is used for connecting two groups of large-diameter pipelines, the valve sleeve can be directly sleeved outside the large-diameter pipeline and connected with the valve head through the plurality of groups of fixing bolts, so that the stability of the connection of the valve head, the valve sleeve and the large-diameter pipeline is enhanced firstly under the cooperation of the use, then the first sealing ring and the second sealing ring arranged inside the valve head are wrapped outside the connection part of the large-diameter pipeline and the valve head, the sealing performance during the connection is further enhanced, the situation that the fluid flowing kinetic energy inside the large-diameter pipeline is large when the large-diameter pipeline and the valve pipe are singly connected is avoided, the normal use of the large-diameter pipeline and the device is guaranteed, the leakage probability is reduced, and the sealing performance is improved;
2. According to the gate valve with strong sealing performance for the large-diameter pipeline, through the arrangement of the threaded rod, the butt joint groove, the butt joint block, the anti-theft knob, the anti-theft hole and the hexagonal anti-theft key, in order to ensure the normal performance and the safety in use, when the device needs to be opened to enable fluid in the large-diameter pipeline to flow, the anti-theft knob is firstly arranged on the threaded rod through the butt joint groove and the butt joint block, and then the hexagonal anti-theft key is inserted, so that the device can be controlled to control the flow of the fluid in the large-diameter pipeline through the anti-theft knob, and the anti-theft knob and the hexagonal anti-theft key can be pulled out to avoid unnecessary faults caused by misoperation of external personnel when the device is not used, and meanwhile, the integral usability and anti-theft probability of the device are improved;
3. The utility model provides a gate valve that is arranged in major diameter pipeline leakproofness is strong, through the valve body, valve pipe fastening bolt, the valve gap, the threaded rod and turn over the setting of board, after using the device to connect two sets of major diameter pipelines and use a period, in order to guarantee the normal operating of device can dismantle the valve gap regularly through fastening bolt and carry out daily clearance to the device inside, so not only can guarantee the normal use of device, regular maintenance can also guarantee the inside fluidic normal circulation of major diameter pipe in addition, threaded rod and turn over board overall structure simple operation, also convenient timely maintenance when breaking down.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the valve head of the present utility model;
FIG. 3 is a schematic view of a first seal ring according to the present utility model;
FIG. 4 is a schematic view of the structure of the valve cover of the present utility model;
fig. 5 is a schematic structural view of the hexagonal anti-theft key of the present utility model.
In the figure: 1. a valve body; 2. a valve tube; 3. a valve head; 4. a fixing bolt; 5. a valve sleeve; 6. sealing grooves; 7. a first seal ring; 8. a second seal ring; 9. a fastening bolt; 10. a valve cover; 11. a threaded rod; 12. turning plate; 13. a butt joint groove; 14. a butt joint block; 15. an anti-theft knob; 16. an anti-theft hole; 17. hexagonal anti-theft key.
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, 2, 3 and 4, the present utility model provides the following technical solutions: a gate valve with strong sealing performance for a large-diameter pipeline comprises a valve body 1, a valve pipe 2 is fixedly arranged on one side of the valve body 1, a valve head 3 is fixedly connected to one end of the valve pipe 2, a fixing bolt 4 penetrates through the outer portion of the valve head 3, a valve sleeve 5 is movably connected to one end of the fixing bolt 4, the valve sleeve 5 is in threaded connection with the valve head 3 through the fixing bolt 4, the fixing bolts 4 are distributed on the valve sleeve 5 at equal intervals, the valve sleeve 5 is directly sleeved outside the large-diameter pipeline and connected with the valve head 3 through a plurality of groups of fixing bolts 4, the stability of connection between the valve head 3 and the valve sleeve 5 and the large-diameter pipeline is enhanced under the cooperation, a sealing groove 6 is formed in the valve head 3, a first sealing ring 7 is arranged in the sealing groove 6, a second sealing ring 8 is movably connected to the outer portion of the first sealing ring 7, a fastening bolt 9 penetrates through the upper portion of the valve body 1, a valve cover 10 is movably connected to one end of the fastening bolt 9, the valve cover 10 is in threaded connection with the valve body 1 through the fastening bolt 9, the central axis of the fastening bolt 9 is symmetrically arranged with the valve cover 10, and the valve cover 10 is freely detached 10 through the fastening bolt 9 to clean the inner portion of the device in a daily manner;
Referring to fig. 1, fig. 4 and fig. 5, the threaded rod 11 is penetrated above the valve cover 10, the turning plate 12 is fixedly installed outside the threaded rod 11, the turning plate 12 is movably connected with the valve body 1 through the threaded rod 11, the central line of the turning plate 12 is matched with the central line of the threaded rod 11, the threaded rod 11 is controlled to rotate through the anti-theft knob 15, the angle of the turning plate 12 in the valve body 1 is adjusted to open the device, the control on the fluid flow in the large-diameter pipeline is completed, the top of the threaded rod 11 is provided with the butt joint groove 13, the inside of the butt joint groove 13 is movably connected with the butt joint block 14, one end of the butt joint block 14 is fixedly provided with the anti-theft knob 15, the butt joint groove 13 and the butt joint block 14 facilitate the operator to install the anti-theft knob 15 on the threaded rod 11, the butt joint groove 13 fixedly installed at the bottom of the anti-theft knob 15 is connected with the butt joint groove 13 formed at the top of the threaded rod 11, the butt joint groove 13 is matched with the anti-theft knob 14, the whole structure is simple and the cost is low, the normal use of the device is also convenient to replace in time, the device is not delayed in time when the whole structure is in case of faults, the whole structure is low in cost, the cost is low, the angle 16 is formed in the inside the butt joint groove 16, the hole 16, the six movable connection inside the butt joint groove 16 is convenient to be used, the six key holes 17 is convenient to replace the butt joint groove, the six key hole 16, the six key hole 17 is used by the key hole 17 is not necessary, and the anti-theft device is not necessary, and the theft device is used by the theft key is and the theft device is not necessary, and the anti-theft device is simultaneously.
Working principle: when the gate valve with strong tightness in the large-diameter pipeline is used, firstly, the large-diameter pipeline which needs to be connected is selected to directly sleeve the valve sleeve 5 outside the large-diameter pipeline, a plurality of groups of fixing bolts 4 are twisted to connect the valve sleeve 5 with the valve head 3, then the other end is also in the same operation to be connected and installed, after the installation is finished, the anti-theft knob 15 is installed on the threaded rod 11 through the butt joint groove 13 and the butt joint block 14, then the hexagonal anti-theft key 17 is inserted into the threaded rod 11 to control the threaded rod 11 to rotate through the anti-theft knob 15, the angle of the turning plate 12 in the valve body 1 is adjusted to open the device, the control on the flow of fluid inside the large-diameter pipeline is completed, then when the fluid inside the large-diameter pipeline flows through the device, the first sealing ring 7 and the second sealing ring 8 arranged inside the valve head 3 are wrapped outside the joint of the large-diameter pipeline and the valve head 3, the tightness in the connection is further enhanced, the situation that the fluid flow kinetic energy inside the large-diameter pipeline is caused to leak is avoided when the large-diameter pipeline is singly connected with the valve pipe 2 is avoided, finally, the anti-theft knob 15 and the hexagonal anti-theft key 17 can be pulled out after the use is finished, the device is opened, the device is finally, the device can be cleaned by the sealing device is completely and the sealing device is normally through the valve 9 is finished, and the sealing device is normally after the valve is finished through the valve is finished.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a gate valve that is arranged in major diameter pipeline leakproofness to be strong, includes valve body (1), its characterized in that: one side fixed mounting of valve body (1) has valve pipe (2), the one end fixedly connected with valve head (3) of valve pipe (2), the outside of valve head (3) is run through there is fixing bolt (4), the one end swing joint of fixing bolt (4) has valve pocket (5), seal groove (6) have been seted up to the inside of valve head (3), the inside of seal groove (6) is provided with first sealing washer (7), the outside swing joint of first sealing washer (7) has second sealing washer (8), the top of valve body (1) is run through there is fastening bolt (9), the one end swing joint of fastening bolt (9) has valve gap (10), the top of valve gap (10) is run through there is threaded rod (11), the outside fixed mounting of threaded rod (11) has flap (12).
2. A gate valve with high tightness for large diameter pipes according to claim 1, characterized in that the valve sleeve (5) is screwed with the valve head (3) by means of fixing bolts (4), the fixing bolts (4) being equally spaced on the valve sleeve (5).
3. A gate valve for large diameter pipes with high tightness according to claim 1, characterized in that the valve cap (10) is screwed with the valve body (1) by means of fastening bolts (9), the fastening bolts (9) being symmetrically arranged with the central axis of the valve cap (10).
4. The gate valve with high tightness for large diameter pipes according to claim 1, characterized in that the turning plate (12) is movably connected with the valve body (1) through a threaded rod (11), and the center line of the turning plate (12) is matched with the center line of the threaded rod (11).
5. The gate valve with high tightness for large-diameter pipelines according to claim 1, wherein a butt joint groove (13) is formed in the top of the threaded rod (11), a butt joint block (14) is movably connected in the butt joint groove (13), and an anti-theft knob (15) is fixedly arranged at one end of the butt joint block (14).
6. The gate valve with strong sealing performance for large-diameter pipelines according to claim 5, wherein a butt joint block (14) fixedly installed at the bottom of the anti-theft knob (15) is in clamping connection with a butt joint groove (13) formed in the top of the threaded rod (11), and the butt joint groove (13) is matched with the butt joint block (14).
7. The gate valve with strong sealing performance for large-diameter pipelines according to claim 5, characterized in that the inside of the butt joint groove (13) is provided with an anti-theft hole (16), and the inside of the anti-theft hole (16) is movably connected with a hexagonal anti-theft key (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323231911.9U CN221443346U (en) | 2023-11-29 | 2023-11-29 | Gate valve with high sealing performance for large-diameter pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323231911.9U CN221443346U (en) | 2023-11-29 | 2023-11-29 | Gate valve with high sealing performance for large-diameter pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221443346U true CN221443346U (en) | 2024-07-30 |
Family
ID=92056316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323231911.9U Active CN221443346U (en) | 2023-11-29 | 2023-11-29 | Gate valve with high sealing performance for large-diameter pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221443346U (en) |
-
2023
- 2023-11-29 CN CN202323231911.9U patent/CN221443346U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240905 Address after: No. 505 Changjiang Middle Road, Huilong Town, Qidong City, Nantong City, Jiangsu Province, 226200 Patentee after: Qidong Dongqi Gas Dangerous Goods Transportation Co.,Ltd. Country or region after: China Address before: No. 88, Group 12, Hongxing Village, Nanyang Town, Qidong City, Nanjing City, Jiangsu Province, 226200 Patentee before: Xu Songlin Country or region before: China |