CN213088891U - Pneumatic butterfly valve control device - Google Patents
Pneumatic butterfly valve control device Download PDFInfo
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- CN213088891U CN213088891U CN202021515683.1U CN202021515683U CN213088891U CN 213088891 U CN213088891 U CN 213088891U CN 202021515683 U CN202021515683 U CN 202021515683U CN 213088891 U CN213088891 U CN 213088891U
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- valve
- solenoid valve
- pneumatic butterfly
- butterfly valve
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Abstract
The utility model discloses a pneumatic butterfly valve controlling means, pneumatic butterfly valve controlling means includes connection control unit's solenoid valve, installing support, the solenoid valve is two-position three way solenoid valve, be equipped with a plurality ofly in the installing support two-position three way solenoid valve, be equipped with in the installing support and be used for passing through the cable testing bridge of two-position three way solenoid valve's cable, pneumatic butterfly valve passes through the air supply pipe and connects two-position five-way gas accuse valve, many air supply pipes that two-position five-way gas accuse valve is connected are followed the installing support is worn outward and is connected every two-position three way solenoid valve, two-position three way solenoid valve passes through the air supply pipe and connects air source equipment. Compared with the prior art, the utility model, can solve current electric butterfly valve fault rate height, influence production efficiency's problem.
Description
Technical Field
The utility model belongs to the technical field of pneumatic element manufacturing technology and specifically relates to a controlling means for pneumatic butterfly valve.
Background
In the laminar cooling process of hot rolled plate strip production, due to the special requirements of a laminar cooling system on the opening and closing time and flow of cooling water, a pneumatic butterfly valve must be installed at a high-temperature and high-humidity position above a roller way, and the environment is not favorable for long-term work of an electromagnetic valve and is easy to damage. The laminar flow cooling system adopts a pneumatic butterfly valve, generally comprises a two-position five-way electromagnetic valve block connected with a control unit, the two-position five-way electromagnetic valve block is connected with the pneumatic butterfly valve through an air supply pipe, the pneumatic butterfly valve is connected with air source equipment, and is characterized in that an actuator of the pneumatic butterfly valve is simple in structure, high in action speed and easy to control, the butterfly valve is small in size, small in starting torque and the like, the pneumatic butterfly valve is controlled by a single-electric-control two-position five-way electromagnetic valve, the electromagnetic valve receives signals of a programmable controller, and when the signals are changed, pneumatic output signals of the electromagnetic valve are changed, so that the stress direction of an air cylinder is changed, and the butterfly valve. The valve needs to be adjusted in real time due to control, so that the pneumatic butterfly valve is frequently operated, a shaft sleeve sealing element of the pneumatic butterfly valve is very easy to damage, water in a pipeline enters the air cylinder and is discharged from the position of the electromagnetic valve, the electromagnetic valve is damaged more quickly, and the failure rate of a control system is high. In an actual production field, the electromagnetic valve influenced by the use environment is integrated in a pneumatic butterfly valve body in operation, the plug of the electromagnetic valve is easy to age and discolor, and the coil is also easy to burn.
Disclosure of Invention
The utility model aims to solve the problem that a pneumatic butterfly valve controlling means is provided to it is high to solve current electric butterfly valve fault rate, influences production efficiency's problem.
In order to solve the above problem, the technical scheme of the utility model is that: the pneumatic butterfly valve control device comprises an electromagnetic valve, a pneumatic butterfly valve and air source equipment, wherein the electromagnetic valve is connected with a control unit; still include the installing support, the solenoid valve is two-position three way solenoid valve, be equipped with a plurality ofly in the installing support two-position three way solenoid valve, be equipped with in the installing support and be used for passing through the cable crane span structure of two-position three way solenoid valve's cable, pneumatic butterfly valve passes through the air supply pipe and connects two-position five-way gas accuse valve, many air supply pipes that two-position five-way gas accuse valve connects are followed the installing support is worn outward and is connected every two-position three way solenoid valve, two-position three way solenoid valve passes through the air supply pipe and connects air supply equipment.
In the above technical solution, a more specific solution may be: the control unit is a PLC.
Further: and the two-position three-way electromagnetic valves are arranged on the electromagnetic valve seat on the side wall of one side in the mounting bracket.
Further: the cable bridge is arranged on the top and one side wall of the mounting bracket.
Since the technical scheme is used, compared with the prior art, the utility model following beneficial effect has:
according to the original pneumatic control principle diagram, under the condition that the response requirement of the control process is guaranteed, a two-position five-way pneumatic control valve is added, a two-position three-way valve is also used as an electromagnetic valve to replace the original two-position five-way valve, the pneumatic butterfly valve control is changed into a control unit electric signal to drive the two-position three-way electromagnetic valve, the electromagnetic valve outputs a pneumatic signal to drive the two-position five-way pneumatic control valve, and then the pneumatic butterfly valve is driven to act by the pneumatic control valve so as to deal with the influence of the damaged and leaked shaft sleeve sealing piece of the pneumatic; the pneumatic control valve is affected by water vapor and is far less than the electric control valve, the service life of the pneumatic control valve is better than that of a pneumatic butterfly valve body even under the conditions of high temperature, high humidity and water leakage of the pneumatic butterfly valve, the improved maintenance mode is changed into that the pneumatic control valve is periodically replaced together with the pneumatic control valve when the butterfly valve is replaced, the centralized valve block of the two-position three-way electromagnetic valve is installed, maintenance-free work is basically realized due to the change of the environment of the electromagnetic valve, and the maintenance strength of a pneumatic butterfly valve control system is greatly reduced.
Drawings
FIG. 1 is a prior art control schematic;
fig. 2 is a control schematic diagram of an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an embodiment of the present invention;
FIG. 4 is a pneumatic schematic of an embodiment of the present invention;
the labels in the figure are: the pneumatic butterfly valve comprises a pneumatic butterfly valve 1, a two-position five-way pneumatic control valve 2, a control unit 3, a two-position three-way electromagnetic valve 4, a pneumatic triple piece 5, air source equipment 6, a mounting bracket 7, an air supply pipe 8, a cable 9, a cable bridge 10 and an electromagnetic valve seat 11.
Detailed Description
The embodiments of the present invention will be described in detail with reference to the accompanying drawings:
the pneumatic butterfly valve control device shown in fig. 1 to 4 comprises a two-position three-way electromagnetic valve 4 connected with a control unit 3, wherein the control unit 3 is a PLC, the pneumatic butterfly valve control device further comprises a mounting support 7, a plurality of two-position three-way electromagnetic valves 4 are arranged in the mounting support 7, and the plurality of two-position three-way electromagnetic valves 4 are arranged on an electromagnetic valve seat 11 on one side wall in the mounting support 7. A cable bridge 10 for passing through a cable 9 of the two-position three-way electromagnetic valve 4 is arranged in the mounting bracket 7, and the cable bridge 10 is arranged on the top and one side wall of the mounting bracket 7; pneumatic butterfly valve 1 is connected two-position five-way air control valve 2 through air supply pipe 8, and many air supply pipes 8 that two-position five-way air control valve 2 is connected are worn into and are connected every two-position three way solenoid valve 4 from installing support 7 outward, and two-position three way solenoid valve 4 passes through the air supply pipe and connects air supply equipment 6, has connected gradually butterfly valve and pneumatic trigeminy piece 5 between pneumatic equipment 6 and the two-position three way solenoid valve 4, and pneumatic trigeminy piece includes oil water filter (filtered compressed air) and relief pressure valve (for passing through gas pressure regulating) and oil atomizer (for oil atomization).
The control method comprises the following steps: the control unit 2 controls the two-position three-way electromagnetic valve 4 through an electric signal, the air source equipment 1 transmits an air signal of the air supply pipe to the two-position three-way electromagnetic valve 4, the two-position three-way electromagnetic valve 4 outputs an air pressure signal to drive the two-position five-way air control valve 2, and then the pneumatic signal of the two-position five-way air control valve 2 drives the pneumatic butterfly valve 1 to act.
According to the original pneumatic control schematic diagram, under the condition that the response requirement of the control process is ensured, a two-position five-way air control valve 2 is added, the original two-position five-way electromagnetic valve is replaced by a two-position three-way electromagnetic valve 4, the control of a pneumatic butterfly valve 1 is changed into that a control unit 3 drives the two-position three-way electromagnetic valve 4 by an electric signal, the two-position three-way electromagnetic valve 4 outputs an air pressure signal to drive the two-position five-way air control valve 2, and then the two-position five-way air control valve 2 drives the pneumatic butterfly valve 1 to act so as to deal with the influence; the pneumatic control valve is affected by water vapor and is far less than the electric control valve, the service life of the pneumatic control valve is better than that of a pneumatic butterfly valve body even under the conditions of high temperature, high humidity and water leakage of the pneumatic butterfly valve, the improved maintenance mode is changed into that the pneumatic control valve is periodically replaced together with the pneumatic control valve when the butterfly valve is replaced, the centralized valve block of the two-position three-way electromagnetic valve is installed, maintenance-free work is basically realized due to the change of the environment of the electromagnetic valve, and the maintenance strength of a pneumatic butterfly valve control system is greatly reduced.
Claims (5)
1. The utility model provides a pneumatic butterfly valve controlling means, includes the solenoid valve of connection control unit, pneumatic butterfly valve, air supply equipment, its characterized in that: still include the installing support, the solenoid valve is two-position three way solenoid valve, be equipped with a plurality ofly in the installing support two-position three way solenoid valve, be equipped with in the installing support and be used for passing through the cable crane span structure of two-position three way solenoid valve's cable, pneumatic butterfly valve passes through the air supply pipe and connects two-position five-way gas accuse valve, many air supply pipes that two-position five-way gas accuse valve connects are followed the installing support is worn outward and is connected every two-position three way solenoid valve, two-position three way solenoid valve passes through the air supply pipe and connects air supply equipment.
2. The pneumatic butterfly valve control device of claim 1, wherein: the control unit is a PLC.
3. A pneumatic butterfly valve control device according to claim 1 or 2, characterised in that: and the two-position three-way electromagnetic valves are arranged on the electromagnetic valve seat on the side wall of one side in the mounting bracket.
4. A pneumatic butterfly valve control device according to claim 1 or 2, characterised in that: the cable bridge is arranged on the top and one side wall of the mounting bracket.
5. A pneumatic butterfly valve control device according to claim 3, characterised in that: the cable bridge is arranged on the top and one side wall of the mounting bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021515683.1U CN213088891U (en) | 2020-07-28 | 2020-07-28 | Pneumatic butterfly valve control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021515683.1U CN213088891U (en) | 2020-07-28 | 2020-07-28 | Pneumatic butterfly valve control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213088891U true CN213088891U (en) | 2021-04-30 |
Family
ID=75627017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021515683.1U Active CN213088891U (en) | 2020-07-28 | 2020-07-28 | Pneumatic butterfly valve control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213088891U (en) |
-
2020
- 2020-07-28 CN CN202021515683.1U patent/CN213088891U/en active Active
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