CN212745079U - Seal valve vibration/noise reduction device - Google Patents
Seal valve vibration/noise reduction device Download PDFInfo
- Publication number
- CN212745079U CN212745079U CN202021222764.2U CN202021222764U CN212745079U CN 212745079 U CN212745079 U CN 212745079U CN 202021222764 U CN202021222764 U CN 202021222764U CN 212745079 U CN212745079 U CN 212745079U
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- China
- Prior art keywords
- valve
- butterfly plate
- valve rod
- damping
- sealing
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- 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
- 230000009467 reduction Effects 0.000 title abstract description 6
- 238000013016 damping Methods 0.000 claims abstract description 42
- 238000007789 sealing Methods 0.000 claims abstract description 27
- 230000035939 shock Effects 0.000 claims abstract description 15
- 239000000945 filler Substances 0.000 claims abstract description 9
- 239000012530 fluid Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 239000006096 absorbing agent Substances 0.000 description 5
- 239000002609 medium Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000006163 transport media Substances 0.000 description 1
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- Details Of Valves (AREA)
- Lift Valve (AREA)
Abstract
The utility model discloses a seal valve vibration/noise reduction device, including the worm wheel, the valve rod, shock-absorbing support, damping spring, sealing filler, the valve body, go up the axle sleeve, butterfly plate and sealed yielding rubber circle, below at the valve body is equipped with damping support, damping support's top is the cylindric body of rod of scalable activity, the cover has damping spring on the cylindric body of rod, the effectual shock attenuation effect that improves the device, prevent because of the too big time of the fluid velocity in the pipeline, pipe wall vibration range is too big, the emergence of the switching efficiency condition of influence seal valve, outer lane periphery at the butterfly plate is equipped with sealed yielding rubber circle, the material of sealed yielding rubber circle is yielding rubber, be favorable to further improving shock absorption efficiency, and reduce the noise that the device produced.
Description
Technical Field
The utility model relates to a seal valve equipment correlation technique field specifically is a seal valve vibration/noise reduction device.
Background
Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). According to their function, they can be classified into shut-off valves, check valves, regulating valves, and the like. The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves for fluid control systems, from the simplest shut-off valves to the various valves used in extremely complex autonomous systems, are of a rather wide variety and specification; present seal valve exists at the during operation, and when the fluid velocity of flow was too big in the pipeline, can produce great noise, lead to pipe wall range of vibration too big, influence the switching efficiency of seal valve, for this the utility model provides a seal valve vibration/noise reduction device is used for solving above-mentioned problem.
Disclosure of Invention
An object of the utility model is to provide an infrared detection equipment for intelligent security to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a sealing valve damping and noise reducing device comprises a worm wheel, a valve rod, a damping support, a damping spring, a sealing filler, a valve body, an upper shaft sleeve, a butterfly plate and a sealing damping rubber ring, wherein the lower portion of the worm wheel is in threaded connection with the upper portion of the valve rod, the lower portion of the valve rod is in threaded connection with the butterfly plate, the butterfly plate is rotatably connected with the valve body, the damping support is in interference fit with the outer surface of the valve body, the upper portion of the valve rod is glued with the upper shaft sleeve, and the lower portion of the valve rod is glued with the lower shaft sleeve.
Preferably, the inside of worm wheel below is equipped with the screw thread blind hole, the surface of valve rod top is equipped with the screw thread.
Preferably, the outer surface of the lower end of the valve stem is provided with threads. The valve rod and the butterfly plate are located on the same axis.
Preferably, the butterfly plate is located inside the valve body, and a sealing damping rubber ring is arranged at the edge of the outer ring of the butterfly plate.
Preferably, an upper shaft sleeve is arranged above the butterfly plate and sleeved on the outer surface of the valve rod.
Preferably, a lower shaft sleeve is arranged below the butterfly plate, the outer surface of the lower portion of the valve rod is sleeved with the lower shaft sleeve, and sealing filler is arranged at the contact position of the upper shaft sleeve and the valve body.
Preferably, a damping spring is sleeved above the damping support, and the upper part of the damping spring is welded with the lower surface of the valve body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. utilize mutually supporting of worm wheel, valve rod, sealing filler, valve body, connecting tube joint, upper shaft sleeve, lower axle sleeve and butterfly plate, the utility model discloses a valve rod is rotated through the operation worm wheel, and the valve rod drives the butterfly plate again simultaneously and rotates and realize opening and closing. In the cylindrical passageway of valve body of this device, the disc butterfly plate is communicateing the valve rod, and the valve rod rotation can drive the butterfly plate rotation and be flow control, and rotation angle is between 0 degree to 90 degrees, and when the butterfly plate rotation reachs 90 degrees, the utility model discloses seal valve is in the wide open position promptly in the pipeline, and only the butterfly plate thickness is the only resistance of fluid process this moment, and the flow resistance is very little, and when the butterfly plate rotation angle was between 0 degree to 90 degrees simultaneously, the utility model discloses seal valve can be used to adjust medium flow.
2. The utility model discloses a mutual cooperation of shock absorber support, damping spring and valve body, below the valve body the shock absorber support, the cylindrical body of rod of scalable activity is above the shock absorber support, overlaps on the cylindrical body of rod and has damping spring, the effectual shock attenuation effect that improves the device, prevent because when the fluid velocity is too big in the pipeline, the pipe wall range of vibration is too big, influence the emergence of the switching efficiency condition of seal valve;
3. the utility model discloses a mutually supporting of sealed yielding rubber circle and butterfly plate is equipped with sealed yielding rubber circle at the outer lane periphery of butterfly plate, and the material of sealed yielding rubber circle is yielding rubber, is favorable to further improving shock attenuation efficiency, and reduces the noise that the device produced.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a sectional view of the internal structure of the present invention;
fig. 3 is a partially enlarged schematic view of the present invention.
In the figure: the valve comprises a worm wheel 1, a valve rod 2, a damping support 3, a damping spring 31, a sealing filler 4, a valve body 5, a connecting pipeline joint 51, an upper shaft sleeve 6, a lower shaft sleeve 61, a butterfly plate 7, a sealing damping rubber ring 8 and a tightening nut 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a sealing valve vibration/noise reduction device, including worm wheel 1, valve rod 2, shock absorber support 3, damping spring 31, sealing filler 4, valve body 5, upper shaft sleeve 6, butterfly plate 7 and sealed damping rubber circle 8, the below of worm wheel 1 and the top threaded connection of valve rod 2, the below and the butterfly plate 7 threaded connection of valve rod 2, butterfly plate 7 rotates with valve body 5 to be connected, shock absorber support 3 and the surface interference fit of valve body 5, the top and the upper shaft sleeve 6 veneer of valve rod 2, the below and the lower shaft sleeve 61 veneer of valve rod 2.
Further, the inside of worm wheel 1 below is equipped with screw thread blind hole 11, and the surface of valve rod 2 top is equipped with the screw thread, makes things convenient for the equipment between the part.
Further, the outer surface of the lower end of the valve stem 2 is provided with threads. The valve rod 2 and the butterfly plate 7 are located on the same axis, and working efficiency is improved.
Further, the butterfly plate 7 is located inside the valve body 5, and a sealing damping rubber ring 8 is arranged on the edge of the outer ring of the butterfly plate 7, so that damping of the device is facilitated.
Furthermore, an upper shaft sleeve 6 is arranged above the butterfly plate 7, and the upper shaft sleeve 6 is sleeved on the outer surface of the valve rod 2, so that the valve can be opened and closed conveniently.
Furthermore, a lower shaft sleeve 61 is arranged below the butterfly plate 7, the lower shaft sleeve 61 is sleeved on the outer surface below the valve rod 2, and the sealing filler 4 is arranged at the contact position of the upper shaft sleeve 6 and the valve body 5, so that the tightness of the device is improved.
Further, the damping spring 31 is sleeved on the upper portion of the damping support 3, the upper portion of the damping spring 31 is welded with the lower surface of the valve body 5, and therefore the practicability of the device is improved.
The working principle is as follows: the utility model discloses a valve rod 2 is rotated through operation worm wheel 1, and valve rod 2 drives butterfly plate 7 again simultaneously and rotates and realize opening and closing. In the 5 cylindrical passageways of valve body of this device, disc butterfly plate 7 is communicateing valve rod 2, and the during operation, staff rotate valve rod 2, and the valve rod 2 is rotatory to drive butterfly plate 7 and is done flow control, and rotation angle is between 0 degree to 90 degrees, and when butterfly plate 7 is rotatory to reach 90 degrees, the utility model discloses seal valve is in the position of opening entirely promptly in the pipeline, and only the thickness of butterfly plate 7 is the only resistance that the fluid passed through this moment, and the flow resistance is very little, and when butterfly plate 7 rotation angle was between 0 degree to 90 degrees simultaneously, the utility model discloses seal valve can be used to adjust medium flow. Secondly, a damping support 3 is arranged below the valve body 5, a telescopic and movable cylindrical rod body is arranged above the damping support 3, and a damping spring 31 is sleeved on the cylindrical rod body, so that the damping effect of the device is effectively improved, and the situation that the opening and closing efficiency of the sealing valve is influenced due to overlarge vibration amplitude of the pipe wall when the flow velocity of fluid in the pipeline is overlarge is prevented; in addition, the sealing damping rubber ring 8 is arranged on the periphery of the outer ring of the butterfly plate 7, the sealing damping rubber ring 8 is made of damping rubber, the damping efficiency is further improved, the inside of the device is in a closed state, and noise generated by the device is effectively reduced.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The sealing valve damping and noise reducing device comprises a worm wheel (1), a valve rod (2), a damping support (3), a damping spring (31), a sealing filler (4), a valve body (5), an upper shaft sleeve (6), a butterfly plate (7) and a sealing damping rubber ring (8), and is characterized in that the lower portion of the worm wheel (1) is in threaded connection with the upper portion of the valve rod (2), the lower portion of the valve rod (2) is in threaded connection with the butterfly plate (7), the butterfly plate (7) is rotatably connected with the valve body (5), the damping support (3) is in interference fit with the outer surface of the valve body (5), the upper portion of the valve rod (2) is glued with the upper shaft sleeve (6), and the lower portion of the valve rod (2) is glued with a lower shaft sleeve (61).
2. A sealing valve shock absorbing and noise reducing device according to claim 1, characterized in that: the inside of worm wheel (1) below is equipped with screw thread blind hole (11), the surface of valve rod (2) top is equipped with the screw thread.
3. A sealing valve shock absorbing and noise reducing device according to claim 1, characterized in that: the outer surface of the lower end of the valve rod (2) is provided with threads; the valve rod (2) and the butterfly plate (7) are located on the same axis.
4. A sealing valve shock absorbing and noise reducing device according to claim 1, characterized in that: the butterfly plate (7) is located inside the valve body (5), and a sealing damping rubber ring (8) is arranged at the edge of the outer ring of the butterfly plate (7).
5. A sealing valve shock absorbing and noise reducing device according to claim 4, characterized in that: an upper shaft sleeve (6) is arranged above the butterfly plate (7), and the upper shaft sleeve (6) is sleeved on the outer surface of the valve rod (2).
6. A sealing valve shock absorbing and noise reducing device according to claim 1, characterized in that: the butterfly valve is characterized in that a lower shaft sleeve (61) is arranged below the butterfly plate (7), the outer surface of the lower portion of the valve rod (2) is sleeved with the lower shaft sleeve (61), and a sealing filler (4) is arranged at the contact position of the upper shaft sleeve (6) and the valve body (5).
7. A sealing valve shock absorbing and noise reducing device according to claim 1, characterized in that: and a damping spring (31) is sleeved above the damping support (3), and the upper part of the damping spring (31) is welded with the lower surface of the valve body (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021222764.2U CN212745079U (en) | 2020-06-28 | 2020-06-28 | Seal valve vibration/noise reduction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021222764.2U CN212745079U (en) | 2020-06-28 | 2020-06-28 | Seal valve vibration/noise reduction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212745079U true CN212745079U (en) | 2021-03-19 |
Family
ID=75011387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021222764.2U Expired - Fee Related CN212745079U (en) | 2020-06-28 | 2020-06-28 | Seal valve vibration/noise reduction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212745079U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113738896A (en) * | 2021-09-08 | 2021-12-03 | 本兴阀门制造有限公司 | Shock attenuation butterfly valve |
-
2020
- 2020-06-28 CN CN202021222764.2U patent/CN212745079U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113738896A (en) * | 2021-09-08 | 2021-12-03 | 本兴阀门制造有限公司 | Shock attenuation butterfly 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 |
Granted publication date: 20210319 |