CN219345672U - Stop valve rotation lifting rod anti-rotation device - Google Patents
Stop valve rotation lifting rod anti-rotation device Download PDFInfo
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- CN219345672U CN219345672U CN202320499890.XU CN202320499890U CN219345672U CN 219345672 U CN219345672 U CN 219345672U CN 202320499890 U CN202320499890 U CN 202320499890U CN 219345672 U CN219345672 U CN 219345672U
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- block
- lifting rod
- rotary lifting
- rod body
- stop valve
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model relates to the technical field of stop valves, in particular to a stop valve rotary lifting rod anti-rotation device which comprises a rotary lifting rod body and a mounting assembly, wherein the mounting assembly comprises a limiting threaded sleeve, a wear-resistant gasket, a dismounting block, a connecting block, a hand wheel and a movable block, the limiting threaded sleeve is detachably connected with the rotary lifting rod body and sleeved on the outer side of the rotary lifting rod body, the wear-resistant gasket is fixedly arranged on the upper surface of the limiting threaded sleeve, the dismounting block is used for dismounting the connecting block, the connecting block is positioned on one side of the dismounting block far away from the rotary lifting rod body, the hand wheel is fixedly arranged on the outer side of the connecting block, the movable block is used for moving the connecting block, and the limiting threaded sleeve can be dismounted from the rotary lifting rod body to replace the limiting threaded sleeve by dismounting the hand wheel from the rotary lifting rod body.
Description
Technical Field
The utility model belongs to the technical field of stop valves, and particularly relates to an anti-rotation device for a rotary lifting rod of a stop valve.
Background
The stop valve drives the valve clack to go up and down through driving the rotatory lifter to realize opening and close, switch-on and the medium of cutting off of stop valve, current rotatory lifter of rotatory lifter anti-rotation device of stop valve prevents changeing mostly and is realized through the valve clack, thereby easily causes wearing and tearing to the valve clack top, and then can cause the influence to the normal use of stop valve.
The utility model discloses a stop valve rotary lifting rod anti-rotation device, which comprises a rotary lifting rod body and a valve body, wherein the rotary lifting rod body is driven to spirally rotate to move upwards or downwards by adopting the rotation of a hand wheel.
When the limit screw sleeve is detached and replaced, the hand wheel is required to be detached from the rotary lifting rod body, but the hand wheel is fixedly arranged on the rotary lifting rod body, so that the hand wheel cannot be detached.
Disclosure of Invention
The purpose of the utility model is that: the utility model provides a stop valve rotatory lifter anti-rotation device aims at dismantling the hand wheel from rotatory lifter body to can dismantle the limit swivel nut from rotatory lifter body and change the limit swivel nut.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
the utility model provides a stop valve rotary lifting rod anti-rotation device which comprises a rotary lifting rod body and further comprises a mounting assembly, wherein the mounting assembly comprises a limiting threaded sleeve, a wear-resistant gasket, a dismounting block, a connecting block, a hand wheel and a movable block, the limiting threaded sleeve is detachably connected with the rotary lifting rod body and sleeved on the outer side of the rotary lifting rod body, the wear-resistant gasket is fixedly arranged on the upper surface of the limiting threaded sleeve, the dismounting block is used for dismounting the connecting block, the connecting block is positioned on one side, away from the rotary lifting rod body, of the dismounting block, the hand wheel is fixedly arranged on the outer side of the connecting block, and the movable block is used for moving the connecting block.
The disassembly and assembly block comprises a fixed block and a sliding block, and the fixed block is fixedly arranged on the upper surface of the rotary lifting rod body; the sliding block is in sliding connection with the fixed block and is fixedly arranged on the lower surface of the connecting block.
The dismounting block further comprises a connecting spring and a movable plate, wherein the connecting spring is fixedly arranged on one side, close to the fixed block, of the sliding block; the movable plate is fixedly arranged on one side, far away from the sliding block, of the connecting spring.
The movable block comprises a connecting rod and an operation plate, wherein the connecting rod is detachably connected with the fixed block and penetrates through the fixed block; the operation plate is fixedly arranged at one end of the connecting rod, which is far away from the fixed block.
The stop valve rotating lifting rod anti-rotation device further comprises a limiting assembly, and the limiting assembly is used for limiting the limiting threaded sleeve.
The limiting assembly comprises a limiting sleeve and a nut, wherein the limiting sleeve is in sliding connection with the rotary lifting rod body and sleeved on the outer side of the rotary lifting rod body; the nut is detachably connected with the rotary lifting rod body and sleeved on the outer side of the rotary lifting rod body.
According to the stop valve rotary lifting rod anti-rotation device, the limiting screw sleeve is detachably connected with the rotary lifting rod body and sleeved on the outer side of the rotary lifting rod body, the wear-resistant gasket is fixedly arranged on the upper surface of the limiting screw sleeve, the dismounting block is used for dismounting the connecting block, the connecting block is located on one side, far away from the rotary lifting rod body, of the dismounting block, the hand wheel is fixedly arranged on the outer side of the connecting block, the movable block is used for moving the connecting block, and the limiting screw sleeve can be dismounted from the rotary lifting rod body to replace the limiting screw sleeve by dismounting the hand wheel from the rotary lifting rod body.
Drawings
The utility model may be further illustrated by means of non-limiting examples given in the accompanying drawings.
Fig. 1 is a schematic overall structure of a stop valve rotation lift lever rotation preventing device of a first embodiment of the present utility model.
Fig. 2 is a schematic cross-sectional view along the connecting rod of the stop valve rotating lift rod anti-rotation device of the first embodiment of the present utility model.
Fig. 3 is an enlarged view of a portion a of fig. 2 of the stop valve rotating lift lever rotation preventing device of the first embodiment of the present utility model.
Fig. 4 is a schematic cross-sectional view of a stop valve rotation elevating rod rotation preventing device along a stop collar according to a second embodiment of the present utility model.
In the figure: 101-rotating lifting rod body, 102-limit screw sleeve, 103-wear-resistant gasket, 104-connecting block, 105-hand wheel, 106-fixed block, 107-sliding block, 108-connecting spring, 109-movable plate, 110-connecting rod, 111-operation plate, 201-limit sleeve and 202-nut.
Detailed Description
In order that those skilled in the art will better understand the present utility model, the following technical scheme of the present utility model will be further described with reference to the accompanying drawings and examples.
First embodiment
Referring to fig. 1 to 3, fig. 1 is a schematic view of the whole structure of a stop valve rotation lifting lever anti-rotation device according to a first embodiment of the present utility model, fig. 2 is a schematic view of a section along a connecting rod 110 of the stop valve rotation lifting lever anti-rotation device according to the first embodiment of the present utility model, and fig. 3 is an enlarged view of a position a of fig. 2 of the stop valve rotation lifting lever anti-rotation device according to the first embodiment of the present utility model.
The utility model provides a stop valve rotating lifting rod anti-rotation device, which comprises a lifting rod, a locking rod and a locking rod, wherein the lifting rod is arranged on the lifting rod, the locking rod is: including rotatory lifter body 101 and installation component, the installation component includes spacing swivel nut 102, wear-resisting gasket 103, dismouting piece, connecting block 104, hand wheel 105 and movable block, the dismouting piece includes fixed block 106, sliding block 107, connecting spring 108 and fly leaf 109, the movable block includes connecting rod 110 and operating panel 111. The problem that the hand wheel 105 is fixedly installed on the rotary lifting rod body 101, so that the hand wheel 105 cannot be detached is solved through the scheme, and it can be understood that the scheme can be used for solving the problem that the hand wheel 105 needs to be detached from the rotary lifting rod body 101 when the limit screw sleeve 102 is detached and replaced, and the problem that the limit screw sleeve 102 is limited can be solved.
In this embodiment, the mounting assembly is located at one side of the rotary lifting rod 101, and is configured to detach the hand wheel 105 from the rotary lifting rod 101, so that the stop screw 102 may be detached from the rotary lifting rod 101 to replace the stop screw 102.
Wherein the limit screw sleeve 102 is detachably connected with the rotary lifting rod body 101 and sleeved on the outer side of the rotary lifting rod body 101, the wear-resistant gasket 103 is fixedly arranged on the upper surface of the limit screw sleeve 102, the dismounting block is used for dismounting the connecting block 104, the connecting block 104 is positioned on one side of the dismounting block away from the rotary lifting rod body 101, the hand wheel 105 is fixedly arranged on the outer side of the connecting block 104, the movable block is used for moving the connecting block 104, the limit screw sleeve 102 is in threaded connection with the rotary lifting rod body 101, the limit screw sleeve 102 can be dismounted or mounted on the rotary lifting rod body 101, the limit screw sleeve 102 can play a certain anti-rotation role on the rotary lifting rod body 101, meanwhile, the contact surface and stability of the limiting screw sleeve 102 and the rotating lifting rod body 101 are further increased, the wear-resistant gasket 103 can strengthen the top of the limiting screw sleeve 102, so that the hand wheel 105 is prevented from directly contacting with the limiting screw sleeve 102, the connecting block 104 can be detached or installed at the upper end of the rotating lifting rod body 101, so that the hand wheel 105 is driven to be detached or installed from the upper end of the rotating lifting rod body 101, anti-skidding lines are uniformly distributed on the hand wheel 105, and friction force between the palm of an operator and the hand wheel 105 can be increased by the anti-skidding lines of the hand wheel 105, so that slipping phenomenon of the operator in the process of rotating the hand wheel 105 is avoided.
Secondly, the fixing block 106 is fixedly installed on the upper surface of the rotary lifting rod body 101; the sliding block 107 is slidably connected with the fixed block 106, and is fixedly mounted on the lower surface of the connecting block 104, the shape of the fixed block 106 is circular, the outer diameter of the fixed block 106 is the same as the outer diameter of the small end of the rotary lifting rod body 101, so that the limit screw sleeve 102 can pass through the fixed block 106 and be screwed on the rotary lifting rod body 101, the fixed block 106 is provided with a sliding groove, and the sliding block 107 can vertically slide in the sliding groove of the fixed block 106, thereby driving the connecting block 104 to move up and down, and further driving the hand wheel 105 to move up and down.
Again, the connecting spring 108 is fixedly installed on one side of the sliding block 107 near the fixed block 106; the movable plate 109 is fixedly installed on one side, far away from the sliding block 107, of the connecting spring 108, the connecting spring 108 is provided with a damper, when the connecting spring 108 stretches and shakes, the damper on the connecting spring 108 generates a damping force for preventing the connecting spring 108 from stretching and shaking, so that shaking of the connecting spring 108 can be finally stopped and can not shake all the time, the movable plate 109 is transversely moved, the connecting spring 108 is driven to stretch and contract, and then the sliding block 107 can vertically slide in a sliding groove of the fixed block 106.
Finally, the connecting rod 110 is detachably connected with the fixed block 106 and penetrates through the fixed block 106; the operation plate 111 is fixedly installed at one end of the connection rod 110 far away from the fixed block 106, the fixed block 106 is provided with a circular through hole, the connection rod 110 penetrates through the circular through hole of the fixed block 106, the operation plate 111 is held by hand and is moved transversely, so that the connection rod 110 is driven to move transversely in the circular through hole of the fixed block 106, and the connection rod 110 can be in contact with the movable plate 109.
When the utility model is used, when the utility model is installed, the limit screw sleeve 102 passes through the outer side of the fixed block 106 and screws the limit screw sleeve 102 on the outer side of the rotary lifting rod body 101, so that the limit screw sleeve 102 is fixed on the rotary lifting rod body 101, at the moment, the wear-resistant gasket 103 can strengthen the top of the limit screw sleeve 102, so as to prevent the hand wheel 105 from directly contacting with the limit screw sleeve 102, then the movable plate 109 is pressed inwards, so as to drive the connecting spring 108 to compress inwards, and then the movable plate 109, the connecting spring 108 and the sliding block 107 can be put into the sliding groove of the fixed block 106 together, when the movable plate 109 is put into the sliding groove of the fixed block 106, the movable plate 109 is loosened, so that the compression force exerted by the connecting spring 108 is eliminated, and the connecting spring 108 drives the movable plate 109 to move towards the original position, so that the movable plate 106 is clamped in the direction, and then the fixed block 106 is clamped in the sliding groove of the fixed block 106, so that the connecting rod 110 is clamped in the circular shape, and the fixed block 107 is clamped in the direction, and the fixed block 106 is clamped by the circular connecting plate 106, and the circular connecting plate 107 is driven by the hand, and the fixed plate 106 is clamped in the direction, and the fixed block 106 is clamped by the circular connecting plate 107, and then the connecting rod 110 may contact with the movable plate 109 and continuously extrude the movable plate 109 inwards, so that the clamping state of the movable plate 109 in the chute of the fixed block 106 is released by extruding the movable plate 109 inwards, at this time, the connecting spring 108 is compressed, so that the movable plate 109, the connecting spring 108 and the sliding block 107 may slide out of the chute of the fixed block 106, and then the hand wheel 105 is lifted upwards, so as to drive the connecting block 104 to move upwards, and further drive the sliding block 107 to slide out of the chute of the fixed block 106, so as to detach the hand wheel 105, and detach the hand wheel 105 from the rotary lifting rod 101, so that the limit screw sleeve 102 may be detached from the rotary lifting rod 101 to replace the limit screw sleeve 102.
Second embodiment
Referring to fig. 4, fig. 4 is a schematic cross-sectional view of a stop valve rotation lifting rod anti-rotation device according to a second embodiment of the utility model along a stop collar 201. On the basis of the first embodiment, the stop valve rotating lifting rod anti-rotation device further comprises a limiting assembly, wherein the limiting assembly comprises a limiting sleeve 201 and a nut 202.
The limiting assembly is arranged below the limiting screw sleeve 102 and is used for limiting the distance between the limiting screw sleeve 102 and the nut 202, so that a certain distance is kept between the limiting screw sleeve 102 and the nut 202 all the time, and interference caused by contact of the limiting screw sleeve 102 and the nut 202 is avoided.
The limiting sleeve 201 is slidably connected with the rotary lifting rod body 101 and sleeved on the outer side of the rotary lifting rod body 101; the nut 202 is detachably connected with the rotary lifting rod body 101, and is sleeved on the outer side of the rotary lifting rod body 101, and the limiting threaded sleeve 102, the limiting sleeve 201 and the nut 202 are sequentially sleeved outside the rotary lifting rod body 101 from top to bottom, so that the limiting sleeve 201 can limit the distance between the limiting threaded sleeve 102 and the nut 202.
The stop collar 102, the stop collar 201 and the nut 202 are sleeved outside the rotary lifting rod body 101 from top to bottom in sequence, so that the stop collar 201 can limit the distance between the stop collar 102 and the nut 202, a certain distance between the stop collar 102 and the nut 202 is kept all the time, and interference caused by contact of the stop collar 102 and the nut 202 is avoided.
The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims of this utility model, which are within the skill of those skilled in the art, can be made without departing from the spirit and scope of the utility model disclosed herein.
Claims (6)
1. An anti-rotation device of a rotary lifting rod of a stop valve comprises the rotary lifting rod body and is characterized in that,
still include installation component, installation component includes spacing swivel nut, wear-resisting gasket, dismouting piece, connecting block, hand wheel and movable block, spacing swivel nut with rotatory lift body of rod dismantles and is connected, and the cover is established the outside of rotatory lift body of rod, wear-resisting gasket fixed mounting is in the upper surface of spacing swivel nut, the dismouting piece is used for the dismouting the connecting block, the connecting block is located the dismouting piece is kept away from one side of rotatory lift body of rod, hand wheel fixed mounting is in the outside of connecting block, the movable block is used for removing the connecting block.
2. The stop valve rotating lifting lever anti-rotation device according to claim 1, wherein,
the disassembly and assembly block comprises a fixed block and a sliding block, and the fixed block is fixedly arranged on the upper surface of the rotary lifting rod body; the sliding block is in sliding connection with the fixed block and is fixedly arranged on the lower surface of the connecting block.
3. The stop valve rotating lifting lever anti-rotation device according to claim 2, wherein,
the dismounting block further comprises a connecting spring and a movable plate, wherein the connecting spring is fixedly arranged on one side, close to the fixed block, of the sliding block; the movable plate is fixedly arranged on one side, far away from the sliding block, of the connecting spring.
4. The stop valve rotating lifting lever anti-rotation device according to claim 2, wherein,
the movable block comprises a connecting rod and an operation plate, and the connecting rod is detachably connected with the fixed block and penetrates through the fixed block; the operation plate is fixedly arranged at one end of the connecting rod, which is far away from the fixed block.
5. The stop valve rotating lifting lever anti-rotation device according to claim 1, wherein,
the stop valve rotation lifting rod anti-rotation device further comprises a limiting assembly, and the limiting assembly is used for limiting the limiting threaded sleeve.
6. The stop valve rotating lifting lever anti-rotation device according to claim 5, wherein,
the limiting assembly comprises a limiting sleeve and a nut, and the limiting sleeve is in sliding connection with the rotary lifting rod body and sleeved on the outer side of the rotary lifting rod body; the nut is detachably connected with the rotary lifting rod body and sleeved on the outer side of the rotary lifting rod body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320499890.XU CN219345672U (en) | 2023-03-15 | 2023-03-15 | Stop valve rotation lifting rod anti-rotation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320499890.XU CN219345672U (en) | 2023-03-15 | 2023-03-15 | Stop valve rotation lifting rod anti-rotation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219345672U true CN219345672U (en) | 2023-07-14 |
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ID=87102944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320499890.XU Active CN219345672U (en) | 2023-03-15 | 2023-03-15 | Stop valve rotation lifting rod anti-rotation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219345672U (en) |
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2023
- 2023-03-15 CN CN202320499890.XU patent/CN219345672U/en active Active
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