CN210685931U - Safety anti-theft plug valve for well mouth - Google Patents
Safety anti-theft plug valve for well mouth Download PDFInfo
- Publication number
- CN210685931U CN210685931U CN201920953133.9U CN201920953133U CN210685931U CN 210685931 U CN210685931 U CN 210685931U CN 201920953133 U CN201920953133 U CN 201920953133U CN 210685931 U CN210685931 U CN 210685931U
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- CN
- China
- Prior art keywords
- valve
- cock
- valve body
- hole
- cover
- 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 3
- 230000002349 favourable effect Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 239000003129 oil well Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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- Preventing Unauthorised Actuation Of Valves (AREA)
Abstract
The utility model discloses a well head safety theftproof plug valve, its technical scheme is that the valve body top is provided with the valve gap, the valve gap top is provided with the cock, inside the cock runs through the valve gap and extends to the valve body, valve body one side is provided with the output tube, the valve body opposite side is provided with the input tube, cock one side is provided with the water conservancy diversion hole, the cock top is provided with the hand wheel, the cock middle part is provided with spacing hole, spacing hole both ends all are provided with the dovetail groove, valve gap inner wall one side is provided with the recess. The utility model discloses a be provided with the gag lever post, can pass round hole and spacing hole with the gag lever post in proper order, reach the recess at last in, can make the gag lever post make the restriction to the cock, make the cock can not rotate to lead to the cock valve can't open, be favorable to providing safety measure for the cock valve, prevent that there is other people to open the mistake of cock valve, cause loss of property.
Description
Technical Field
The utility model relates to a petroleum production well head equipment, in particular to well head safety theftproof plug valve.
Background
An oil well is a borehole drilled by a drilling method. After an oil layer is drilled in a general oil well, an oil layer casing is put in, oil well cement is injected into an annular space between the casing and a well wall to maintain the well wall and seal an oil layer, a gas layer and a water layer, then the oil layer is jetted by a perforating gun according to the requirements of oil field development to form a channel, an oil pipe is put in, the oil is lifted to a well mouth from the bottom of the oil well by using a proper flow inducing method, a plug valve can be installed on the well mouth by a worker to temporarily seal the well mouth after the oil production well is tested, and the plug valve is removed when the oil production well is formally used.
Therefore, it is necessary to invent a wellhead safety anti-theft plug valve to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a well head safety theftproof plug valve, through being provided with the gag lever post, can pass round hole and spacing hole with the gag lever post in proper order, reach the recess at last in, can make the gag lever post make the restriction to the cock, make the cock can not rotate to lead to the plug valve can't open, be favorable to providing safety measure for the plug valve, prevent that there is other people to open the plug valve mistake, cause loss of property, in order to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the novel valve comprises a valve body, wherein a valve cover is arranged at the top of the valve body, a cock is arranged at the top of the valve cover, the cock penetrates through the valve cover and extends into the valve body, an output pipe is arranged at one side of the valve body, an input pipe is arranged at the other side of the valve body, a diversion hole is arranged at one side of the cock, a hand wheel is arranged at the top of the cock, a limiting hole is arranged in the middle of the cock, trapezoidal grooves are formed at two ends of the limiting hole, a groove is formed at one side of the inner wall of the valve cover, a round hole is formed at the other side of the inner wall of the valve cover, a limiting rod is arranged inside the round hole, one end of the limiting rod penetrates through the limiting hole and extends into the groove, a clamping groove is arranged at the top of the valve cover, the screw rod penetrates through the positioning hole and extends into the second bolt hole.
In a preferred embodiment, the bottom of the cock is provided with a bearing, and the bearing is fixedly connected with the valve body through a bolt.
In a preferred embodiment, a sealing ring is arranged at the joint of the valve body and the valve cover, and the sealing ring is made of a rubber material.
In a preferred embodiment, the outlet pipe communicates with the internal cavity of the valve body, and the inlet pipe communicates with the internal cavity of the valve body.
In a preferred embodiment, the clamping cover is hinged with the clamping groove, and the round hole is matched with the limiting rod.
In a preferred embodiment, a first positioning arrow mark is arranged on the outer side of the hand wheel, and a second positioning arrow mark is arranged on the top of the valve cover.
In a preferred embodiment, one end of the limiting rod is provided with a pull ring, and the pull ring is hinged with the limiting rod.
The utility model has the advantages that:
1. the stop rod can sequentially penetrate through the round hole and the limit hole and finally reaches the groove by being provided with the stop rod, so that the stop rod can limit the cock, and the cock cannot rotate, thereby preventing the cock from being opened, being beneficial to providing safety measures for the cock, preventing the cock from being opened by other people by mistake and causing property loss, further improving the safety of the device, and having simple structure, low cost and suitability for popularization;
2. the screw rod can sequentially penetrate through the first bolt hole and the positioning hole and finally reaches the second bolt hole, the screw rod is in threaded connection with the second bolt hole, the limiting rod can be limited when the screw rod is fixed on the valve cover, the limiting rod is prevented from easily falling out of the round hole due to external factors, the limiting rod is further reinforced, the probability of the limiting rod entering the round hole can be improved by arranging the first positioning arrow mark and the second positioning arrow mark, the combination of the device is convenient, the device is convenient to operate by workers, meanwhile, the trapezoidal grooves are formed in the two ends of the round hole, the probability of the limiting rod entering the round hole can be greatly improved, the device is simple in structure, convenient to operate and firm in structure, the sealing effect of the plug valve cannot be influenced due to external factors, and the plug valve cannot be easily opened by external personnel, the safety is high;
3. through being equipped with the pull ring, can be when needs are opened must the plug valve, through pulling the pull ring, take out the gag lever post from the cock, make the cock can free rotation to open the plug valve.
Drawings
Fig. 1 is a cross-sectional view of the overall structure of the present invention.
Fig. 2 is a schematic view of a partial structure at a in fig. 1 according to the present invention.
Fig. 3 is a schematic view of a partial structure at B in fig. 1 according to the present invention.
In the upper diagram: the device comprises a valve body 1, a valve cover 2, a cock 3, an output pipe 4, an input pipe 5, a diversion hole 6, a hand wheel 7, a limiting hole 8, a trapezoidal groove 9, a groove 10, a round hole 11, a limiting rod 12, a clamping groove 13, a clamping cover 14, a first bolt hole 15, a second bolt hole 16, a positioning hole 17, a screw rod 18, a first positioning arrow mark 19, a second positioning arrow mark 20, a bearing 21, a sealing ring 22 and a pull ring 23.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Further, in the above technical solution, the bearing 21 is arranged at the bottom of the cock 3, and the bearing 21 is fixedly connected with the valve body 1 through a bolt, so that the firmness of the cock 3 is improved;
further, in the above technical solution, a sealing ring 22 is arranged at the joint of the valve body 1 and the valve cover 2, and the sealing ring 22 is made of rubber material, so as to improve the sealing effect of the device;
further, in the above technical solution, the output pipe 4 is communicated with the inner cavity of the valve body 1, and the input pipe 5 is communicated with the inner cavity of the valve body 1;
further, in the above technical solution, the card cover 14 is hinged to the card slot 13, the round hole 11 is matched with the limiting rod 12, and the card cover 14 can cover the card slot 13;
furthermore, a first positioning arrow mark 19 is arranged on the outer side of the hand wheel 7, and a second positioning arrow mark 20 is arranged on the top of the valve cover 2, so that the device is convenient to assemble;
further, in the above technical solution, one end of the limiting rod 12 is provided with a pull ring 23, the pull ring 23 is hinged to the limiting rod 12, and the pull ring 23 is convenient for pulling the limiting rod 12.
The utility model has the working principle that:
referring to the attached drawings 1-3 of the specification, when the plug valve is used, the limiting rod 12 is taken out, the hand wheel 7 is rotated, the plug valve can be opened, when the plug valve is closed, the limiting rod 12 can sequentially penetrate through the round hole 11 and the limiting hole 8 and finally reaches the groove 10, the limiting rod 12 can limit the plug valve 3, the plug valve 3 cannot rotate, the plug valve cannot be opened, safety measures are provided for the plug valve, the plug valve is prevented from being opened by other people by mistake, property loss is prevented, the screw rod 18 can sequentially penetrate through the first bolt hole 15 and the positioning hole 17 and finally reaches the second bolt hole 16, the screw rod 18 is in threaded connection with the second bolt hole 16, the limiting rod 12 can be limited when the screw rod 18 is fixed on the valve cover 2, the limiting rod 12 is prevented from falling out of the round hole 11 easily due to external factors, the top of the screw rod 18 is positioned in the clamping groove 13, the clamping cover 14 at the top of the clamping groove 13 can cover the clamping groove 13, so that the anti-theft effect of the device is improved, the probability that the limiting rod 12 enters the round hole 11 can be improved by arranging the first positioning arrow mark 19 and the second positioning arrow mark 20, the combination of the device is facilitated, meanwhile, the trapezoidal grooves 9 are formed in the two ends of the round hole 11, the probability that the limiting rod 12 enters the round hole 11 can be greatly improved, the device is simple in structure, convenient and fast to operate, firm in structure, the sealing effect of the plug valve cannot be influenced by external factors, the plug valve cannot be easily opened by external personnel, and the safety is high;
referring to the attached drawing 1 in the specification, when the plug valve needs to be opened, the limiting rod 12 can be taken out of the plug valve 3 by pulling the pull ring 23, so that the plug valve 3 can rotate freely, and the firmness between the plug valve 3 and the valve body 1 can be improved by arranging the bearing 21.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a well head safety theftproof plug valve, includes valve body (1), its characterized in that: the valve comprises a valve body (1), a valve cover (2) is arranged at the top of the valve body (1), a cock (3) is arranged at the top of the valve cover (2), the cock (3) penetrates through the valve cover (2) and extends into the valve body (1), an output pipe (4) is arranged on one side of the valve body (1), an input pipe (5) is arranged on the other side of the valve body (1), a diversion hole (6) is arranged on one side of the cock (3), a hand wheel (7) is arranged at the top of the cock (3), a limiting hole (8) is arranged in the middle of the cock (3), trapezoidal grooves (9) are arranged at two ends of the limiting hole (8), a groove (10) is arranged on one side of the inner wall of the valve cover (2), a round hole (11) is arranged on the other side of the inner wall of the valve cover (2), a limiting rod (12) is, the improved valve is characterized in that a clamping groove (13) is formed in the top of the valve cover (2), a clamping cover (14) is arranged at the top of the clamping groove (13), a first bolt hole (15) is formed in the bottom of the clamping groove (13), a second bolt hole (16) is formed in the bottom of the valve cover (2), a positioning hole (17) is formed in one end of the limiting rod (12), a screw rod (18) is arranged inside the first bolt hole (15), and the screw rod (18) penetrates through the positioning hole (17) and extends into the second bolt hole (16).
2. The wellhead safety anti-theft plug valve according to claim 1, characterized in that: the bottom of the cock (3) is provided with a bearing (21), and the bearing (21) is fixedly connected with the valve body (1) through a bolt.
3. The wellhead safety anti-theft plug valve according to claim 1, characterized in that: a sealing ring (22) is arranged at the joint of the valve body (1) and the valve cover (2), and the sealing ring (22) is made of rubber materials.
4. The wellhead safety anti-theft plug valve according to claim 1, characterized in that: the output pipe (4) is communicated with the inner cavity of the valve body (1), and the input pipe (5) is communicated with the inner cavity of the valve body (1).
5. The wellhead safety anti-theft plug valve according to claim 1, characterized in that: the clamping cover (14) is hinged with the clamping groove (13), and the round hole (11) is matched with the limiting rod (12).
6. The wellhead safety anti-theft plug valve according to claim 1, characterized in that: a first positioning arrow mark (19) is arranged on the outer side of the hand wheel (7), and a second positioning arrow mark (20) is arranged on the top of the valve cover (2).
7. The wellhead safety anti-theft plug valve according to claim 1, characterized in that: and one end of the limiting rod (12) is provided with a pull ring (23), and the pull ring (23) is hinged with the limiting rod (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920953133.9U CN210685931U (en) | 2019-06-24 | 2019-06-24 | Safety anti-theft plug valve for well mouth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920953133.9U CN210685931U (en) | 2019-06-24 | 2019-06-24 | Safety anti-theft plug valve for well mouth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210685931U true CN210685931U (en) | 2020-06-05 |
Family
ID=70895839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920953133.9U Expired - Fee Related CN210685931U (en) | 2019-06-24 | 2019-06-24 | Safety anti-theft plug valve for well mouth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210685931U (en) |
-
2019
- 2019-06-24 CN CN201920953133.9U patent/CN210685931U/en not_active Expired - Fee Related
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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: 20210413 Address after: 257000 No.81 Liaocheng Road, Dongying District, Dongying City, Shandong Province Patentee after: Liu Zhibo Address before: 257000 Cao Zhou road, Dongying District, Dongying, Shandong Province, No. 246 Patentee before: Su Yongsheng |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200605 |