CN211667202U - Chain connection signal feedback device suitable for liquid accuse non return butterfly valve - Google Patents
Chain connection signal feedback device suitable for liquid accuse non return butterfly valve Download PDFInfo
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- CN211667202U CN211667202U CN201922328786.0U CN201922328786U CN211667202U CN 211667202 U CN211667202 U CN 211667202U CN 201922328786 U CN201922328786 U CN 201922328786U CN 211667202 U CN211667202 U CN 211667202U
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- butterfly valve
- chain
- sensor
- transmission gear
- valve
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Abstract
The utility model discloses a chain connection signal feedback device suitable for liquid accuse non return butterfly valve, including the valve body, be connected with sensor housing looks fixed connection through the fixed bolster on the valve body, be equipped with sensor regulation pivot on the sensor housing, the sensor housing be equipped with on the valve body and extend outside valve pivot connecting rod, be connected through chain drive mechanism transmission between valve pivot connecting rod and the sensor regulation pivot, effectively solve the great big diagonal displacement sensor's of moment harmful effects in butterfly valve opening, the process of closing, the intensity of chain can guarantee angle displacement sensor and butterfly valve synchronous rotation again; the installation accuracy requirement of the rotating shaft connecting rod of the hydraulic control check butterfly valve and the coaxiality of the adjusting rotating shaft of the angular displacement sensor is reduced, the equipment installation process flow is simplified, and the equipment operation reliability is greatly improved.
Description
Technical Field
The utility model relates to a liquid accuse non return butterfly valve technical field specifically is a chain connection signal feedback device suitable for liquid accuse non return butterfly valve.
Background
The hydraulic control check butterfly valve is an advanced pipeline control device at home and abroad at present, is mainly installed at the water pump outlets of various pump stations such as water conservancy, electric power, water supply and drainage and the like, and has the functions of replacing check valves and gate valves. When the hydraulic pipeline system works, the valve is matched with the pipeline host, and according to the principle of a hydraulic transition process, the pipeline water hammer is effectively eliminated through a preset opening and closing program, so that the reliable stopping of the pipeline is realized, and the pipeline system is protected. The butterfly valve is integrated with an electric system and a hydraulic system into a whole to control the circulation of media, so that the butterfly valve is widely applied to a circulating water system and a steam extraction system of a thermal power plant, and the working state of the butterfly valve directly influences the operation of the whole pipeline system. The angular displacement sensor is used for measuring the rotation angle of the butterfly valve, converting the rotation angle into a current signal and sending the current signal to the controller, controlling the opening of the butterfly valve and being connected with the rotating shaft connecting rod of the hydraulic control check butterfly valve. In the past, the angular displacement sensor is all rigidly connected to the rotating shaft connecting rod, and moment is large in the moment in the rotating process of the butterfly valve, so that the angular displacement sensor is frequently damaged, and the operating efficiency of a unit is seriously influenced.
Based on this, the utility model designs a chain connection signal feedback device suitable for liquid accuse non return butterfly valve to solve the above-mentioned problem of mentioning.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a chain connection signal feedback device suitable for liquid accuse non return butterfly valve to solve the great frequent problem that leads to the angular displacement sensor to damage of the current liquid accuse non return butterfly valve that proposes among the above-mentioned background art opening, close moment in the twinkling of an eye.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chain connection signal feedback device suitable for liquid accuse non return butterfly valve, includes the valve body, through fixed bolster and sensor shell looks fixed connection on the valve body, the last sensor adjustment pivot that is equipped with of sensor shell, the sensor shell be equipped with on the valve body and extend outside valve pivot connecting rod, connect through the transmission of chain drive mechanism between valve pivot connecting rod and the sensor adjustment pivot.
Preferably, the chain transmission mechanism comprises a transmission gear A and a transmission gear B, and the transmission gear A and the transmission gear B are connected through a chain.
Preferably, the transmission gear A and the chain are the same in type.
Preferably, the outer walls of the transmission gear A and the transmission gear B are fixed with connecting shafts.
Preferably, the transmission gear A is connected with one end, far away from the valve body, of the valve rotating shaft connecting rod through a connecting shaft and a fixing pin.
Preferably, the transmission gear B is connected with one end, far away from the sensor shell, of the sensor adjusting rotating shaft through a connecting shaft and a fixing pin.
Preferably, the ratio of the total amount of the components is set to be zero.
Compared with the prior art, the beneficial effects of the utility model are that: the chain type gear connection is adopted, the flexibility of the chain can effectively solve the harmful influence of a large moment on the angular displacement sensor in the opening and closing processes of the butterfly valve, and the strength of the chain can ensure that the angular displacement sensor and the butterfly valve synchronously rotate; and the chain type gear connection reduces the installation precision requirement of the coaxiality of the rotating shaft connecting rod of the hydraulic control check butterfly valve and the adjusting rotating shaft of the angular displacement sensor, simplifies the equipment installation process flow and greatly improves the running reliability of the equipment.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the chain transmission mechanism of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-a valve body; 2-valve spindle connecting rod; 3-transmission gear A; 4-a chain; 5-drive gear B; 6-sensor adjusting rotating shaft; 7-a sensor housing; 8-fixing a bracket; 9-a connecting shaft; 10-fixing the pin.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a chain connection signal feedback device suitable for liquid accuse non return butterfly valve, includes valve body 1, through fixed bolster 8 and sensor shell 7 looks fixed connection on the valve body 1, be equipped with sensor adjustment pivot 6 on the sensor shell 7, sensor shell 7 be equipped with on the valve body 1 and extend outside valve pivot connecting rod 2, connect through the transmission of chain drive mechanism between valve pivot connecting rod 2 and the sensor adjustment pivot 6.
The chain type transmission mechanism comprises a transmission gear A3 and a transmission gear B5, and the transmission gear A3 is connected with the transmission gear B5 through a chain 4; the transmission gear A3 is the same as the chain 4 in type, a connecting shaft 9 is fixed on the outer walls of the transmission gear A3 and the transmission gear B5, the transmission gear A3 is connected with one end, far away from the valve body 1, of the valve rotating shaft connecting rod 2 through the connecting shaft 9 and a fixing pin 10, and the transmission gear B5 is connected with one end, far away from the sensor shell 7, of the sensor adjusting rotating shaft 6 through the connecting shaft 9 and the fixing pin 10.
The specific working principle is as follows:
when the hydraulic control butterfly valve works, the hydraulic control butterfly valve drives the valve rotating shaft connecting rod 2 to rotate, the valve rotating shaft connecting rod 2 drives the transmission gear A3 to rotate, the transmission gear A3 drives the transmission gear B5 to rotate through the chain 4, the transmission gear B5 drives the angular displacement sensor adjusting rotating shaft 6 to rotate, and the angular displacement sensor shell 7 is fixed on the valve body 1 through the fixing support 8 and does not rotate along with the angular displacement sensor adjusting rotating shaft. The chain type gear connection is adopted, the harmful influence of the large and large moment on the angular displacement sensor in the opening and closing processes of the butterfly valve can be effectively solved through the flexibility of the chain, and the strength of the chain can ensure that the angular displacement sensor and the butterfly valve synchronously rotate. And the chain type gear connection reduces the installation precision requirement of the coaxiality of the rotating shaft connecting rod 2 of the hydraulic control check butterfly valve and the adjusting rotating shaft 6 of the angular displacement sensor, simplifies the process flow of equipment installation, and greatly improves the reliability of equipment operation.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a chain connection signal feedback device suitable for liquid accuse non return butterfly valve which characterized in that: including valve body (1), go up through fixed bolster (8) and sensor housing (7) looks fixed connection on valve body (1), be equipped with sensor regulation pivot (6) on sensor housing (7), sensor housing (7) be equipped with on valve body (1) and extend outside valve pivot connecting rod (2), connect through chain drive mechanism transmission between valve pivot connecting rod (2) and the sensor regulation pivot (6).
2. The chain connection signal feedback device suitable for the hydraulic control check butterfly valve according to claim 1, wherein: the chain type transmission mechanism comprises a transmission gear A (3) and a transmission gear B (5), and the transmission gear A (3) is connected with the transmission gear B (5) through a chain (4).
3. The chain connection signal feedback device suitable for the hydraulic control check butterfly valve according to claim 2, wherein: the transmission gear A (3) and the chain (4) are the same in type.
4. The chain connection signal feedback device suitable for the hydraulic control check butterfly valve according to claim 2, wherein: and a connecting shaft (9) is fixed on the outer walls of the transmission gear A (3) and the transmission gear B (5).
5. The chain connection signal feedback device suitable for the hydraulic control check butterfly valve according to claim 4, wherein: the transmission gear A (3) is connected with one end, far away from the valve body (1), of the valve rotating shaft connecting rod (2) through a connecting shaft (9) and a fixing pin (10).
6. The chain connection signal feedback device suitable for the hydraulic control check butterfly valve according to claim 4, wherein: the transmission gear B (5) is connected with one end, far away from the sensor shell (7), of the sensor adjusting rotating shaft (6) through a connecting shaft (9) and a fixing pin (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922328786.0U CN211667202U (en) | 2019-12-23 | 2019-12-23 | Chain connection signal feedback device suitable for liquid accuse non return butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922328786.0U CN211667202U (en) | 2019-12-23 | 2019-12-23 | Chain connection signal feedback device suitable for liquid accuse non return butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211667202U true CN211667202U (en) | 2020-10-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922328786.0U Active CN211667202U (en) | 2019-12-23 | 2019-12-23 | Chain connection signal feedback device suitable for liquid accuse non return butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211667202U (en) |
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2019
- 2019-12-23 CN CN201922328786.0U patent/CN211667202U/en active Active
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