CN212868705U - Anti-misoperation gate valve - Google Patents
Anti-misoperation gate valve Download PDFInfo
- Publication number
- CN212868705U CN212868705U CN202021638348.0U CN202021638348U CN212868705U CN 212868705 U CN212868705 U CN 212868705U CN 202021638348 U CN202021638348 U CN 202021638348U CN 212868705 U CN212868705 U CN 212868705U
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- valve
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- action bars
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- groove
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- 230000009471 action Effects 0.000 claims abstract description 19
- 230000000694 effects Effects 0.000 claims abstract description 5
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The application relates to the technical field of gate valves, discloses a prevent maloperation gate valve, and it includes that valve body and lid close the valve gap in the valve body upper end, be provided with the valve plate in the valve body, the valve gap is kept away from the one end of valve body and is provided with the support, the support has seted up the screw hole towards the one end of valve body, screw hole female connection has the valve rod, the one end that the valve rod passed the valve gap stretches into in the valve body and rotates with the valve plate to be connected, be provided with restriction valve rod pivoted operation structure on the valve gap, the valve gap sets up the fixed orifices that supplies the valve rod to pass, the inner circumference face of fixed orifices has seted up the operating channel, operation structure is including setting up spring and the action bars in the operating channel, the both ends of spring keep away from open-ended terminal surface and action bars butt with the operating channel respectively, set up the slot that supplies the, this application has the effect that prevents the valve rod rotation.
Description
Technical Field
The application relates to the technical field of gate valves, in particular to a misoperation prevention gate valve.
Background
At present, the function of a gate valve is to connect or cut off the circulation of pipeline media, the opening and closing piece adopted by the gate valve is a gate plate, the moving direction of the gate plate is vertical to the fluid direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled. The gate valve is sealed by the contact of the valve seat and the gate plate.
The current chinese patent with publication number CN202691097U discloses a gate valve, which comprises a valve body, a gate plate, a valve rod and a valve cover, wherein the valve body is fixedly connected with the valve cover, the gate plate is arranged in the valve body, one end of the valve rod penetrates through the valve cover and extends into the valve body to be fixedly connected with the top end of the gate plate, the valve body is fixedly connected with the valve cover through a bolt, a support is further arranged on the valve cover, and one end of the valve rod penetrates through a hand wheel fixedly connected with the support.
The above related technical solutions have the following drawbacks: the valve has the problem of mistaken touch, and the hand wheel is triggered to rotate under the careless condition, so that the valve is opened or closed, and daily use is influenced.
SUMMERY OF THE UTILITY MODEL
In order to improve the staff and touch the problem that makes the valve rod pivoted by mistake, this application provides a prevent maloperation gate valve.
The application provides a pair of prevent maloperation gate valve adopts following technical scheme:
an anti-misoperation gate valve comprises a valve body and a valve cover covering the upper end of the valve body, wherein a valve plate is arranged in the valve body, a bracket is arranged at one end of the valve cover far away from the valve body, a threaded hole is arranged at one end of the bracket facing the valve body, a valve rod is connected with the thread in the threaded hole, one end of the valve rod penetrating through the valve cover extends into the valve body and is rotationally connected with the valve plate, the valve cover is provided with an operating structure for limiting the rotation of the valve rod, the valve cover is provided with a fixing hole for the valve rod to pass through, the inner circumferential surface of the fixed hole is provided with an operation groove, the operation structure comprises a spring and an operation rod which are arranged in the operation groove, the both ends of spring keep away from open-ended terminal surface and action bars butt respectively with the operation groove, set up the slot that supplies the action bars embedding on the outer periphery of valve rod, be provided with the operating parts that the drive action bars removed on the valve bonnet.
By adopting the technical scheme, when the valve plate is lifted, the operating rod is driven to move by the operating part to be separated from the slot, so that the operating rod does not limit the valve rod any more, meanwhile, the spring is compressed and deformed, the valve rod is driven to rotate to enable the valve plate to ascend or descend, two ends of the gate valve are communicated or separated, and when the slot is aligned with the operating slot again, the spring resets to enable the operating rod to be embedded into the slot again, so that the valve rod is limited to rotate; when the valve plate separates two ends of the gate valve, the operating rod is driven to move through the operating piece, so that the operating rod is embedded into the slot to limit the rotation of the valve rod, and the stability of connection between the valve rod and the support is achieved; in addition, the spring is arranged to apply acting force to the operating rod, so that the operating rod is more stably connected with the valve rod.
Preferably, intercommunication operation groove and the poroid handle hole that is waist type have been seted up to the up end of valve gap, the length direction of handle hole is unanimous with the axis direction in operation groove, the operating parts sets up the operation piece in the handle hole including sliding, operation piece one end can be dismantled with the action bars and be connected.
Through adopting above-mentioned technical scheme, the removal of drive operation piece makes the action bars break away from the slot, has the effect of convenient operation, makes the action bars along the axis motion of operation groove.
Preferably, one end of the operating block, which faces the operating rod, is fixedly connected with a movable rod, and the operating rod is provided with a movable groove in threaded connection with the movable rod.
Through adopting above-mentioned technical scheme, make can quick assembly disassembly between operation piece and the action bars to be convenient for change operation piece or action bars.
Preferably, a fixed ring groove is formed in the upper end of the valve cover, the side wall of the fixed ring groove is communicated with the fixed hole, a fixed ring block is rotationally connected in the fixed ring groove, and a through hole for the operating rod to pass through is formed in the outer circumferential surface of the fixed ring block.
By adopting the technical scheme, the operating rod is driven to move along the axis direction of the operating groove, so that the operating rod is separated from the through hole, the fixing ring block is driven to rotate, the through hole is staggered with the operating groove, the operating rod is abutted to the outer circumferential surface of the fixing ring block, and the operating rod is driven to rotate by a worker conveniently.
Preferably, the upper part of the fixed ring block is fixedly connected with a movable block.
Through adopting above-mentioned technical scheme, set up the movable block and can be convenient for the staff drive stationary ring piece and rotate to control through-hole and operation groove intercommunication or stagger.
Preferably, the edge of the operating rod, which is far away from the spring, is provided with a chamfer.
Through adopting above-mentioned technical scheme, set up the chamfer, be convenient for the action bars embedding through-hole in or in the slot.
Preferably, one end of the valve rod, which is far away from the valve plate, is fixedly connected with a hand wheel.
By adopting the technical scheme, the hand wheel is arranged, so that a worker can drive the valve rod to rotate conveniently, and the valve plate can ascend or descend.
Preferably, the outer circumferential surface of the hand wheel is fixedly connected with an anti-slip strip.
Through adopting above-mentioned technical scheme, set up the area of contact that the antislip strip can increase between staff and the hand wheel to prevent that the staff from making and skidding rotating the hand wheel.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the valve plate is lifted, the operating rod is driven to move through the operating part to be separated from the slot, so that the operating rod does not limit the valve rod any more, meanwhile, the spring is compressed and deformed, the valve rod is driven to rotate to enable the valve plate to ascend or descend, two ends of the gate valve are communicated or separated, and when the slot is aligned with the operating slot again, the spring is reset to enable the operating rod to be embedded into the slot again, so that the valve rod is limited to rotate; when the valve plate separates two ends of the gate valve, the operating rod is driven to move through the operating piece, so that the operating rod is embedded into the slot to limit the rotation of the valve rod, and the stability of connection between the valve rod and the support is achieved; in addition, a spring is arranged to apply acting force to the operating rod, so that the operating rod is more stably connected with the valve rod;
2. the fixed ring block is driven to rotate, the through hole is staggered with the operation groove, the operation rod is abutted to the outer circumferential surface of the fixed ring block, and therefore, the working personnel do not need to exert acting force on the operation block at all times, and the working personnel can drive the valve rod to rotate conveniently.
Drawings
FIG. 1 is a schematic structural view of the present embodiment;
FIG. 2 is a cross-sectional view highlighting the interior of the valve body;
fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.
Reference numerals: 1. a valve body; 2. a valve cover; 21. a fixing hole; 22. a fixed ring groove; 23. an operation slot; 24. an operation hole; 25. a fixed ring block; 251. a through hole; 26. a movable block; 3. a valve plate; 4. a support; 41. a threaded hole; 5. a valve stem; 51. a slot; 6. an operating structure; 61. a spring; 62. an operating lever; 621. a movable groove; 63. an operating member; 631. an operation block; 632. a movable rod; 7. a hand wheel; 71. and (4) an anti-slip strip.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
This embodiment discloses a prevent maloperation gate valve. Referring to fig. 1 and 2, the gate valve includes a valve body 1 and a valve cover 2 covering an upper end of the valve body 1, and a valve plate 3 is disposed in the valve body 1. The end of the valve cover 2 far away from the valve body 1 is provided with a support 4, and one end of the support 4 facing the valve body 1 is provided with a threaded hole 41. Threaded hole 41 female connection has valve rod 5, and valve rod 5 passes the one end of valve gap 2 and stretches into in the valve body 1 and be connected with valve plate 3 rotation.
Referring to fig. 2 and 3, the bonnet 2 is provided with an operating structure 6 for limiting the rotation of the valve stem 5. The valve cover 2 is provided with a fixing hole 21 for the valve rod 5 to pass through, the upper end of the valve cover 2 is provided with a fixing ring groove 22, and the side wall of the fixing ring groove 22 is communicated with the fixing hole 21. An operation groove 23 is formed on the outer circumferential surface of the fixed ring groove 22. The operation mechanism 6 includes a spring 61 and an operation lever 62 provided in the operation slot 23. The edge of the operating rod 62 away from the spring 61 is chamfered. Both ends of the spring 61 are in contact with the end surface of the operation groove 23 away from the opening and the operation lever 62. The valve rod 5 has a slot 51 formed on an outer circumferential surface thereof for inserting the operating rod 62, and an upper end surface of the slot 51 communicates with an upper end surface of the valve rod 5.
Referring to fig. 2 and 3, the operating rod 62 is driven to move along the axial direction of the operating slot 23, so that the operating rod 62 is separated from the insertion slot 51, and the operator further drives the valve rod 5 to rotate, such that the valve plate 3 can ascend or descend, so as to connect or close the two ends of the gate valve.
Referring to fig. 2 and 3, the valve cap 2 is provided with an operating member 63 for driving the operating lever 62 to move. The upper end surface of the valve cover 2 is provided with a waist-shaped hole-shaped operation hole 24 communicated with the operation groove 23, and the length direction of the operation hole 24 is consistent with the axial direction of the operation groove 23. The operation member 63 includes an operation block 631 slidably disposed in the operation hole 24, and one end of the operation block 631 is detachably connected to the operation lever 62.
Referring to fig. 2 and 3, a movable rod 632 is fixedly connected to one end of the operating block 631 facing the operating rod 62, and the operating rod 62 is provided with a movable groove 621 in threaded connection with the movable rod 632. The operation block 631 facilitates the operator to drive the operation rod 62 to move, so that the operation rod 62 is inserted into the slot 51 or separated from the slot 51.
Referring to fig. 2 and 3, a fixed ring block 25 is rotatably connected to the fixed ring groove 22, and a movable block 26 is fixedly connected to the fixed ring block 25. The outer circumferential surface of the fixed ring 25 is provided with a through hole 251 through which the operating rod 62 passes. Stagger through-hole 251 and operation groove 23, make operating rod 62 and fixed ring piece 25 butt, have the effect that the restriction operating rod 62 removed, need not the staff and always exert the effort to operating block 631, be convenient for the staff drives the rotation of valve rod 5 and makes valve plate 3 rise or descend.
Referring to fig. 1 and 2, a hand wheel 7 is fixedly connected to one end of the valve rod 5 away from the valve plate 3, and an anti-slip strip 71 is fixedly connected to an outer circumferential surface of the hand wheel 7. The contact between the hand and the hand wheel 7 is increased through the anti-slip strips 71, so that the worker is prevented from slipping when driving the hand wheel 7 to rotate, and the hand wheel 7 drives the valve rod 5 and the valve plate 3 to ascend or descend smoothly.
The implementation principle of preventing maloperation gate valve of the embodiment of the application is: when the valve rod 5 is driven to lift, the operation block 631 is driven to move, the operation block 631 is enabled to be sequentially separated from the slot 51 and the through hole 251, the fixed ring block 25 is driven to rotate to limit the movement of the operation block 631, and then the hand wheel 7 is driven to rotate, so that the valve rod 5 and the valve plate 3 are enabled to lift or descend; when the socket 51 is aligned with the operation slot 23, the fixing ring block 25 is driven to rotate, and the spring 61 is reset to drive the operation rod 62 to pass through the through hole 251 and to be inserted into the socket 51, so that the valve rod 5 is limited to rotate.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalents, improvements, etc. made within the design concept of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a prevent maloperation gate valve, includes valve body (1) and the valve gap (2) of lid closure in valve body (1) upper end, be provided with valve plate (3) in valve body (1), the one end that valve body (1) were kept away from in valve gap (2) is provided with support (4), threaded hole (41) are seted up towards the one end of valve body (1) in support (4), threaded hole (41) female connection has valve rod (5), the one end that valve rod (5) passed valve gap (2) stretches into in valve body (1) and rotates with valve plate (3) and is connected its characterized in that: be provided with restriction valve rod (5) pivoted operation structure (6) on valve gap (2), fixed orifices (21) that supply valve rod (5) to pass are seted up in valve gap (2), operation groove (23) have been seted up to the inner peripheral face of fixed orifices (21), operation structure (6) are including setting up spring (61) and action bars (62) in operation groove (23), open-ended terminal surface and action bars (62) butt are kept away from respectively with operation groove (23) in the both ends of spring (61), set up slot (51) that supply action bars (62) embedding on valve rod (5) outer periphery, be provided with operating parts (63) that drive action bars (62) removed on valve gap (2).
2. The anti-misoperation gate valve of claim 1, wherein: intercommunication operation groove (23) and be foraminiferous handle hole (24) of waist type have been seted up to the up end of valve gap (2), the length direction of handle hole (24) is unanimous with the axis direction of operation groove (23), operating parts (63) are including sliding operation piece (631) that set up in handle hole (24), operation piece (631) one end can be dismantled with action bars (62) and be connected.
3. An anti-misoperation gate valve according to claim 2, wherein: the operation block (631) is towards one end fixedly connected with movable rod (632) of action bars (62), action bars (62) are seted up with movable rod (632) threaded connection's activity groove (621).
4. The anti-misoperation gate valve of claim 1, wherein: fixed ring groove (22) have been seted up to valve gap (2) upper end, fixed ring groove (22) lateral wall and fixed orifices (21) intercommunication, fixed ring groove (22) internal rotation is connected with retaining ring piece (25), set up through-hole (251) that supply action bars (62) to pass on retaining ring piece (25) outer periphery.
5. The anti-misoperation gate valve of claim 4, wherein: the upper part of the fixed ring block (25) is fixedly connected with a movable block (26).
6. The anti-misoperation gate valve of claim 1, wherein: the edge of the operating rod (62) far away from the spring (61) is provided with a chamfer.
7. The anti-misoperation gate valve of claim 1, wherein: and one end of the valve rod (5) far away from the valve plate (3) is fixedly connected with a hand wheel (7).
8. An anti-misoperation gate valve according to claim 7, wherein: and an anti-slip strip (71) is fixedly connected to the outer circumferential surface of the hand wheel (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021638348.0U CN212868705U (en) | 2020-08-07 | 2020-08-07 | Anti-misoperation gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021638348.0U CN212868705U (en) | 2020-08-07 | 2020-08-07 | Anti-misoperation gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212868705U true CN212868705U (en) | 2021-04-02 |
Family
ID=75220632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021638348.0U Expired - Fee Related CN212868705U (en) | 2020-08-07 | 2020-08-07 | Anti-misoperation gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212868705U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113179734A (en) * | 2021-05-26 | 2021-07-30 | 广西壮族自治区农业科学院 | Irrigation device for planting sweetsop |
| CN113531139A (en) * | 2021-08-25 | 2021-10-22 | 台州净安管业有限公司 | Magnetic gate valve |
-
2020
- 2020-08-07 CN CN202021638348.0U patent/CN212868705U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113179734A (en) * | 2021-05-26 | 2021-07-30 | 广西壮族自治区农业科学院 | Irrigation device for planting sweetsop |
| CN113531139A (en) * | 2021-08-25 | 2021-10-22 | 台州净安管业有限公司 | Magnetic gate valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20210402 |