CN221145451U - Damping device of protective gate valve - Google Patents
Damping device of protective gate valve Download PDFInfo
- Publication number
- CN221145451U CN221145451U CN202322743135.4U CN202322743135U CN221145451U CN 221145451 U CN221145451 U CN 221145451U CN 202322743135 U CN202322743135 U CN 202322743135U CN 221145451 U CN221145451 U CN 221145451U
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- China
- Prior art keywords
- gate valve
- damping
- valve body
- protection box
- shock
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- 238000013016 damping Methods 0.000 title claims abstract description 77
- 230000001681 protective effect Effects 0.000 title claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000035939 shock Effects 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 238000007790 scraping Methods 0.000 abstract description 2
- 239000006096 absorbing agent Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Details Of Valves (AREA)
Abstract
The utility model relates to the related field of gate valves, in particular to a damping device for a protective gate valve, which comprises a protection box, a gate valve body, a damping mechanism and the like. According to the utility model, the damping mechanism is arranged in the protection box, the connecting frame and the damping piece are driven to move inwards through the downward movement of the lifting frame and the cooperation of the transmission scraping plate, the damping frame moves inwards to clamp and fix the gate valve body, so that the gate valve body is supported in a damping manner in the horizontal direction, the top of the inner side of the lifting frame and the damping piece at the bottom of the inner side of the protection box provide damping support in the vertical direction for the gate valve body, multidirectional damping protection is provided for the gate valve, the damping protection effect on the gate valve is improved, meanwhile, the operation is simpler, and convenience is brought to work.
Description
Technical Field
The utility model relates to the related field of gate valves, in particular to a damping device for a protective gate valve.
Background
The gate valve is a shutter, the moving direction of the shutter is perpendicular to the fluid direction, the gate valve can only be fully opened and fully closed, the gate valve cannot be regulated and throttled, when the gate valve is used, the gate valve can be severely fluctuated easily when the water flow flowing in the gate valve is relatively turbulent, the gate valve and the pipeline junction are easy to loosen due to long-time fluctuation, the pipeline is leaked, and therefore the part of gate valve can be externally provided with a damping device, the impact of water flow on the gate valve is reduced, and the stability of the gate valve connecting pipeline is improved.
The prior patent: CN210566954U discloses a protective gate valve with good safety, fully protects the gate valve matrix through briquetting cooperation damping spring, improves the safety effect.
This current patent provides shock attenuation protection for the gate valve through briquetting cooperation damping spring, and briquetting and damping spring are for the setting of opposition from top to bottom, consequently are difficult to provide the shock attenuation support of horizontal left and right directions for the gate valve, have reduced the shock attenuation protection effect to the gate valve, and if set up a plurality of damping spring and briquetting and increase the work load of installation again easily, bring inconvenience for work.
Disclosure of Invention
Accordingly, in order to solve the above-mentioned drawbacks, the present utility model provides a damping device for a protective gate valve, so as to solve the above-mentioned technical problems.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the damping device of the protective gate valve comprises a protection box, a gate valve body arranged in the protection box and a damping mechanism arranged in the protection box, wherein the damping mechanism comprises a hand wheel and a screw rod arranged at the bottom end part of the hand wheel;
The screw rod penetrates through the top end surface of the protection box and is movably connected with the lifting frame, the lifting frame is slidably arranged in the protection box, the bottom of the lifting frame movably stretches into the guide frame, and the left end and the right end of the bottom of the lifting frame are respectively provided with a transmission plate in a rotating way;
The guide frames are fixedly arranged on the inner side walls of the protection box, the two guide frames are respectively positioned at the left end and the right end of the inner side of the protection box, and each guide frame is respectively provided with a connecting frame in a sliding manner;
One end of the transmission plate, which is far away from the lifting frame, is movably connected with the rear end part of the connecting frame, and a damping part for providing auxiliary support for the gate valve body is arranged at the bottom of the connecting frame.
Preferably, the inner top of the lifting frame and the inner bottom of the protection box are respectively provided with a damping piece, the damping pieces at the inner top of the lifting frame synchronously contact the upper surface of the gate valve body when the damping pieces outside the connecting frame contact the gate valve body, and the damping pieces at the inner bottom of the protection box contact the bottom of the gate valve body when the damping pieces at the inner bottom of the protection box are in a natural state.
Preferably, the connecting frame is connected with the inner side of the guide frame through a return spring.
Preferably, a screw hole is formed in the top end face of the protection box, and the inner side of the screw hole is matched with the outer surface of the screw rod.
Preferably, the two damping mechanisms are arranged in the protection box and are respectively positioned at the front end and the rear end of the gate valve body.
Preferably, the shock absorbing member comprises a shock absorber arranged at the bottom of the connecting frame, a clamping plate fixedly arranged on a piston rod of the shock absorber, and a shock absorbing gasket adhered to the inner side end surface of the clamping plate and attached to the outer surface of the gate valve body.
Preferably, the clamping plate and the damping gasket are arc structures parallel to the gate valve body.
Preferably, the damper is perpendicular to the outer surface of the gate valve body.
The utility model has the beneficial effects that:
According to the utility model, the damping mechanism is arranged in the protection box, the connecting frame and the damping piece are driven to move inwards through the downward movement of the lifting frame and the cooperation of the transmission scraping plate, the damping frame moves inwards to clamp and fix the gate valve body, so that the gate valve body is supported in a damping manner in the horizontal direction, the top of the inner side of the lifting frame and the damping piece at the bottom of the inner side of the protection box provide damping support in the vertical direction for the gate valve body, multidirectional damping protection is provided for the gate valve, the damping protection effect on the gate valve is improved, meanwhile, the operation is simpler, and convenience is brought to work.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of a shock absorbing mechanism according to the present utility model;
Fig. 3 is a schematic view of the structure of the shock absorbing member of the present utility model.
Wherein: the protection box-1, the gate valve body-2, the damping mechanism-3, the hand wheel-31, the screw rod-32, the lifting frame-33, the guide frame-34, the transmission plate-35, the connecting frame-36, the return spring-37, the damping piece-38, the damper-381, the clamping plate-382 and the damping gasket-383.
Detailed Description
In order to further explain the technical scheme of the utility model, the following is explained in detail through specific examples.
As shown in fig. 1, the utility model provides a damping device for a protective gate valve, which comprises a protection box 1 and a gate valve body 2 arranged in the protection box 1, wherein the protection box 1 is provided with a through hole corresponding to the gate valve body 2, and the protection box 1 is used for protecting the gate valve body 2 in the using process of the gate valve body 2, so that the damage of the gate valve body 2 caused by external acting force is reduced, and the service life of the gate valve body 2 is prolonged.
As shown in fig. 2, the embodiment further comprises a damping mechanism 3 arranged in the protection box 1, wherein the damping mechanism 3 comprises a hand wheel 31 and a screw rod 32 fixedly arranged at the bottom end part of the hand wheel 31;
The screw rod 32 vertically passes through the top end surface of the protection box 1 and is rotationally connected with the middle part of the top end surface of the lifting frame 33, the lifting frame 33 is slidably arranged in the protection box 1, the lifting frame 33 can slide up and down along the inner wall of the protection box 1, the bottom of the lifting frame 33 movably stretches into the guide frame 34, and the left end and the right end of the bottom of the lifting frame 33 are respectively rotationally provided with a transmission plate 35 through rotating shafts;
The guide frames 34 are fixedly locked on the inner side walls of the protection box 1, the two guide frames 34 are respectively positioned at the left end and the right end of the inner side of the protection box 1 and are symmetrical to each other, each guide frame 34 is respectively provided with a connecting frame 36 in a sliding manner, and the connecting frames 36 can horizontally move along the guide frames 34 so as to realize that the connecting frames 36 drive the damping parts 38 to move to provide damping support for the gate valve body 2;
One end of the transmission plate 35, which is far away from the lifting frame 33, is rotatably connected with the rear end part of the connecting frame 36, and a damping piece 38 for providing damping support for the gate valve body 2 is arranged at the bottom of the connecting frame 36;
The top of the inner side of the lifting frame 33 and the bottom of the inner side of the protection box 1 are respectively provided with a damping piece 38, the damping pieces 38 outside the connecting frame 36 synchronously contact the upper surface of the gate valve body 2 when contacting the gate valve body 2, and the damping pieces 38 at the bottom of the inner side of the protection box 1 contact the bottom of the gate valve body 2 when in a natural state, so that multidirectional damping support is provided for the gate valve body 2, and the damping protection effect on the gate valve body 2 is improved;
In the embodiment, the connecting frame 36 is connected with the inner side of the guide frame 34 through the return spring 37, so that the connecting frame is reset by the elastic force of the return spring 37 when the connecting frame 36 is not pushed by the transmission plate 35, and the connecting frame 36 drives the shock absorbing piece 38 to move outwards to be separated from the gate valve body 2, so that the gate valve body 2 is disassembled and maintained;
the top end surface of the protection box 1 is provided with a screw hole, the inner side of the screw hole is matched with the outer surface of the screw rod 32, so that the screw rod 32 is matched with the screw hole to drive the lifting device 33 to move downwards, and the lifting device 33 is matched with the transmission plate 35 and the connecting frame 36 to drive the damping piece 38 to move inwards to provide damping support for the gate valve body 2;
Wherein, damper 3 is provided with two in guard box 1, and two damper 3 are located the front and back both ends of gate valve body 2 respectively, improve the shock attenuation protection effect to gate valve body 2.
As shown in fig. 3, the shock absorbing member 38 in this embodiment includes a shock absorber 381 fixedly installed at the bottom of the connecting frame 36, a clamping plate 382 fixedly installed on a piston rod of the shock absorber 381, and a shock absorbing pad 383 adhered to an inner end surface of the clamping plate 382 and attached to an outer surface of the gate valve body 2;
The clamping plate 382 and the shock-absorbing gasket 383 are of arc structures parallel to the gate valve body 2, so that the clamping plate 382 drives the shock-absorbing gasket 383 to stably contact the gate valve body 2, and the stability of supporting the gate valve body 2 is improved;
the damper 381 is perpendicular to the outer surface of the gate valve body 2, so that the damping effect of the damper 381 on the gate valve body 2 is improved;
The shock pad 383 is made of rubber and further provides a certain shock absorption protection for the gate valve body 2;
When in use, the protection box 1 is arranged at a specified position, and two ends of the gate valve body 2 are respectively connected with the end parts of the pipeline;
then, the hand wheel 31 is rotated to drive the screw 32 to rotate, the screw 32 is matched with a screw hole on the protection box 1 to drive the lifting frame 33 to move downwards, the lifting frame 33 pushes the transmission plate 35 to rotate when moving downwards, the transmission plate 35 drives the connecting frame 36 to move horizontally inwards in the guide frame 34, the reset spring 37 is elastically stretched by the tension of the connecting frame 36, the connecting frame 36 drives the damper 381, the clamping plate 382 and the damping gasket 383 to move inwards, the damping gasket 383 moves to contact the gate valve body 2, and as the left end and the right end of the bottom of the lifting frame 33 are respectively provided with the damper 381, the clamping plate 382 and the damping gasket 383, the two groups of dampers 381, the clamping plate 382 and the damping gasket 383 are matched to clamp and fix the gate valve body 2, so that the gate valve body 2 is provided with damping support in the horizontal direction;
The damping washer 383 of the top damping piece 38 at the inner side of the lifting frame 33 synchronously contacts the upper end surface of the gate valve body 2 when the damping washer 383 in the horizontal direction contacts the gate valve body 2, so that the damping piece 38 at the inner side bottom of the protection box 1 is matched to provide damping support in the vertical direction for the gate valve body 2, multidirectional damping support for the gate valve is realized, after the gate valve body 2 is opened, water can provide damping protection in the horizontal and vertical directions for the gate valve body 2 when flowing in the gate valve body 2, and the stability of the gate valve in the use process is improved.
The foregoing is merely a preferred example 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 (8)
1. A damping device of a protective gate valve comprises a protective box and a gate valve body arranged in the protective box;
the method is characterized in that: the device also comprises a damping mechanism arranged in the protection box, wherein the damping mechanism comprises a hand wheel and a screw rod arranged at the bottom end part of the hand wheel;
The screw rod penetrates through the top end surface of the protection box and is movably connected with the lifting frame, the lifting frame is slidably arranged in the protection box, the bottom of the lifting frame movably stretches into the guide frame, and the left end and the right end of the bottom of the lifting frame are respectively provided with a transmission plate in a rotating way;
The guide frames are fixedly arranged on the inner side walls of the protection box, the two guide frames are respectively positioned at the left end and the right end of the inner side of the protection box, and each guide frame is respectively provided with a connecting frame in a sliding manner;
One end of the transmission plate, which is far away from the lifting frame, is movably connected with the rear end part of the connecting frame, and a damping part for providing auxiliary support for the gate valve body is arranged at the bottom of the connecting frame.
2. The shock absorbing device of a protective gate valve according to claim 1, wherein: the shock-absorbing parts at the inner top of the lifting frame and the inner bottom of the protection box are respectively provided with a shock-absorbing part, the shock-absorbing parts at the inner top of the lifting frame synchronously contact the upper surface of the gate valve body when the shock-absorbing parts outside the connecting frame contact the gate valve body, and the shock-absorbing parts at the inner bottom of the protection box contact the bottom of the gate valve body when the shock-absorbing parts are in a natural state.
3. The shock absorbing device of a protective gate valve according to claim 1, wherein: the connecting frame is connected with the inner side of the guide frame through a reset spring.
4. The shock absorbing device of a protective gate valve according to claim 1, wherein: the top end surface of the protection box is provided with a screw hole, and the inner side of the screw hole is matched with the outer surface of the screw rod.
5. The shock absorbing device of a protective gate valve according to claim 1, wherein: the damping mechanisms are arranged in the protection boxes, and the two damping mechanisms are respectively located at the front end and the rear end of the gate valve body.
6. The shock absorbing device of a protective gate valve according to claim 2, wherein: the damping piece comprises a damper arranged at the bottom of the connecting frame, a clamping plate fixedly arranged on a piston rod of the damper, and a damping gasket adhered to the inner side end face of the clamping plate and attached to the outer surface of the gate valve body.
7. The damper device for a protective gate valve according to claim 6, wherein: the clamping plates and the damping gaskets are arc structures parallel to the gate valve body.
8. The damper device for a protective gate valve according to claim 6, wherein: the damper is perpendicular to the outer surface of the gate valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322743135.4U CN221145451U (en) | 2023-10-12 | 2023-10-12 | Damping device of protective gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322743135.4U CN221145451U (en) | 2023-10-12 | 2023-10-12 | Damping device of protective gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221145451U true CN221145451U (en) | 2024-06-14 |
Family
ID=91417179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322743135.4U Active CN221145451U (en) | 2023-10-12 | 2023-10-12 | Damping device of protective gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221145451U (en) |
-
2023
- 2023-10-12 CN CN202322743135.4U patent/CN221145451U/en active Active
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| GR01 | Patent grant |