CN213088875U - Low pressure drive gas valve convenient to installation - Google Patents
Low pressure drive gas valve convenient to installation Download PDFInfo
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- CN213088875U CN213088875U CN202021821614.3U CN202021821614U CN213088875U CN 213088875 U CN213088875 U CN 213088875U CN 202021821614 U CN202021821614 U CN 202021821614U CN 213088875 U CN213088875 U CN 213088875U
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- valve
- device shell
- shutoff device
- shell
- control box
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- Electrically Driven Valve-Operating Means (AREA)
Abstract
The utility model discloses a low pressure drive gas valve convenient to installation, including shutoff device casing, valve machinery main part, motor drive mechanism, connector, control box. The inside of the shell of the turn-off device comprises an upper cavity and a lower cavity; the valve mechanical body is of a plunger valve structure, and a sleeve fixedly connected with the valve body is arranged on the outer side of the valve rod; the motor driving mechanism comprises a low-voltage direct current motor, a transmission mechanism and a connecting rod; the sleeve of the valve mechanical main body is embedded into the lower cavity of the shutoff device shell, the motor driving mechanism is embedded into the upper cavity of the shutoff device shell, and the connecting rod of the motor driving mechanism is connected with the top of the valve rod through the connector; the control box is fixed on the opening surface of the upper cavity of the shell of the turn-off device. The utility model discloses a battery powered realizes the switching of voltage electric drive valve, and no external connection has improved the security. And in order to avoid the situation that the whole valve is too large and cannot be rotatably installed due to insufficient space during installation, a detachable split type design is adopted, and the installation convenience is improved.
Description
Technical Field
The utility model relates to an electrically driven gas valve.
Background
The gas valve is a novel safety matching device for gas pipeline engineering; the gas valve is used for cutting off, connecting and adjusting gas in a pipeline, and has good control characteristics and closing sealing performance; it is suitable for various gas medium pipelines such as city gas, liquefied petroleum gas, natural gas and oxygen. The driving form is manual, worm gear transmission, electric, pneumatic, hydraulic, electrohydraulic linkage and other executing mechanisms, and long-distance control and automatic operation can be realized.
Along with the popularization of natural gas, most of the households of residents today convert original liquefied petroleum gas into more clean and convenient natural gas as a use energy source. Natural gas, a combustible gas, is hazardous in itself, and therefore a safe and effective switching valve is required. The actuating mechanism commonly used for the existing electric drive gas valve is an electric ball valve, the electric drive ball valve is rotated to control the opening and closing of the ball valve, most of valves of the type adopt room electricity 220V alternating current power supply, but sparks easily appear when power supply short circuit occurs, and it is inconvenient to introduce an alternating current power supply to bring a new hazard source and walk the line simultaneously. In addition, because the household gas pipeline valve is usually low in position and small in installation space, the conventional electrically-driven gas valve is difficult to install.
Disclosure of Invention
The purpose of the invention is as follows: to above-mentioned prior art, provide a low pressure drive gas valve convenient to installation, adopt the low pressure power supply to improve the security to be convenient for install in narrow and small space.
The technical scheme is as follows: a low-pressure driving gas valve convenient to install comprises a shutoff device shell, a valve mechanical main body, a motor driving mechanism, a connector, a control box cover plate and a shell cover plate; the shutoff device shell is of a cuboid structure with openings on one side surface and the bottom surface, and the interior of the shutoff device shell comprises an upper cavity and a lower cavity; the valve mechanical body is of a plunger valve structure and comprises a valve body, a plunger positioned in the valve body, a valve rod connected with the top of the plunger and a sleeve positioned on the outer side of the valve rod, wherein the bottom of the sleeve is fixedly connected with the valve body; the motor driving mechanism comprises a low-voltage direct current motor, a transmission mechanism connected with an output shaft of the low-voltage direct current motor and a connecting rod connected with the transmission mechanism; the sleeve of the valve mechanical main body is embedded into the lower cavity of the shutoff device shell, the motor driving mechanism is embedded into the upper cavity of the shutoff device shell, and a connecting rod of the motor driving mechanism is connected with the top of a valve rod of the valve mechanical main body through a connector; the control box is fixed on the opening surface of the upper cavity of the shell of the turn-off device through a bolt, and the control box comprises a battery and a controller connected with the low-voltage direct current motor; the control box cover plate is covered on the control box through a buckle, and the shell cover plate is covered on the opening surface of the lower cavity of the shell of the shutoff device through a buckle.
Furthermore, a sleeve of the valve mechanical main body is of a cuboid structure, and a group of guide rails are oppositely arranged on the outer side of the sleeve; a group of guide grooves are oppositely arranged on the inner side surface of the lower cavity of the shell of the turn-off device, and guide rail limiting mechanisms are arranged at the end parts of the guide grooves; the valve mechanical body is connected with the lower cavity of the shell of the shutoff device through the connection of the guide rail and the guide groove.
The elastic fixing clamp is of a U-shaped structure, and a guide groove is formed in the inner side of the elastic fixing clamp; a group of guide rails are arranged on the opposite outer side surface of the lower part of the shell of the turn-off device; the elastic fixing clamp is connected with the guide groove through the guide rail and clamps the shell of the turn-off device.
Furthermore, a vertical groove is formed in the top of the connector, a clamp spring is arranged in the vertical groove, and the end of a connecting rod of the motor driving mechanism extends into the vertical groove and is fixed through the clamp spring; the side of the connector is also provided with a T-shaped groove, and the top of the valve rod of the valve mechanical main body is of a T-shaped structure and is embedded into the T-shaped groove.
Furthermore, a sensor for detecting the position of the connector is further arranged on the inner side surface of the shell of the turn-off device.
Has the advantages that: the utility model discloses a low pressure drive gas valve convenient to installation adopts battery powered, realizes the switching of voltage electric drive valve, and no external connection has improved the security. In addition, in order to avoid the situation that the whole valve is too large and cannot be rotatably installed due to insufficient space during installation, a detachable split type design is adopted, and the installation convenience is improved.
Drawings
FIG. 1 is a schematic view of the construction of the housing of the shut-off device;
FIG. 2 is a schematic structural diagram of a valve mechanism;
FIG. 3 is a schematic structural view of a motor driving mechanism;
FIG. 4 is a schematic view of a connector configuration;
FIG. 5 is a schematic diagram of a control box;
FIG. 6 is a schematic view of a cover plate of the control box;
FIG. 7 is a schematic view of a cover plate structure of the housing;
FIG. 8 is a schematic view of the structure of the retaining clip;
FIG. 9 is a side view of the gas valve after assembly;
fig. 10 is a sectional view of the gas valve after assembly.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
A low-pressure driving gas valve convenient to install comprises a shutoff device shell 1, a valve mechanical main body 2, a motor driving mechanism 3, a connector 4, a control box 5, a control box cover plate 6, a shell cover plate 7 and a fixing clamp 8, and is shown in figures 1 to 8.
The shutoff device shell 1 is of a cuboid structure with one side surface and the bottom surface both provided with openings, the shutoff device shell 1 comprises an upper cavity 101 and a lower cavity 102, the inner side surface of the lower cavity is relatively provided with a group of guide grooves 103, and the end parts of the guide grooves are provided with guide rail limiting mechanisms. A set of guide rails 104 is also provided on the lower, opposite outer side of the shut-off device housing 1.
The valve machine main body 2 is of a plunger valve structure and comprises a valve body 201, a plunger 202 located in the valve body 201, a valve rod 203 connected to the top of the plunger 202, a T-shaped structure at the top of the valve rod, and a sleeve 204 located on the outer side of the valve rod 203. The sleeve 204 is a cuboid structure, the bottom of the sleeve 204 is fixedly connected with the valve body 201, and a set of guide rails 205 are oppositely arranged on the outer side of the sleeve 204.
The motor driving mechanism 3 comprises a low-voltage direct current motor, a transmission mechanism connected with an output shaft of the low-voltage direct current motor, and a connecting rod connected with the transmission mechanism. The top of the connector 4 is provided with a vertical groove 401, a snap spring 402 is preset in the vertical groove 401, and the side of the connector 4 is also provided with a T-shaped groove 403. The control box 5 is internally provided with a battery and a controller connected with the low-voltage direct current motor, and a groove is formed in the back plate of the control box 5, so that the wiring port of the low-voltage direct current motor is conveniently connected with the socket of the controller. The fixing clip 8 is of a U-shaped structure, and a guide groove 801 is arranged on the inner side. The inner side of the casing 1 of the shut-off device is also provided with a sensor 9, which can be a touch switch or a photoelectric sensor, for detecting the position of the connector 4.
When the gas valve of the utility model is installed, firstly, the gas inlet and the gas outlet of the valve mechanical main body 2 are connected with the household pipeline of the resident natural gas; then, the end part of the connecting rod of the motor driving mechanism 3 is inserted into a vertical groove 401 at the top of the connector 4 and is fixed through a clamp spring 402; fixing the control box 5 on the upper cavity opening surface of the turn-off device shell 1 through bolts, and well plugging an electric signal socket of the controller and a wiring port of the low-voltage direct-current motor; then embedding the motor driving mechanism 3 into an upper cavity 101 of the shell 1 of the turn-off device, wherein a limit structure is arranged on the side wall of the upper cavity 101 and used for stabilizing the main body part of the motor driving mechanism 3; then, the shell 1 of the shutoff device is connected with the mechanical body 2 of the valve, specifically: the guide rail 205 outside the sleeve 204 is matched and connected with the guide groove 103 inside the lower cavity 102, the sleeve 204 of the valve mechanism body 2 is partially embedded into the lower cavity 102 of the shutoff device shell 1, and the T-shaped structure at the top of the valve rod 203 of the valve mechanism body 2 is embedded into the T-shaped groove 403 of the connector 4; then, a control box cover plate 6 is covered on the control box 5 through a buckle, and a shell cover plate 7 is covered on the lower cavity opening surface of the shell 1 of the shutoff device through the buckle; finally, the elastic retaining clip 8 is inserted from the housing cover 7 side and clamps the shutoff housing 1 by means of its guide groove 801 engaging with the guide rail 104 on the lower, opposite outer side of the shutoff housing 1. The gas valve after installation is shown in fig. 9 and 10.
The utility model discloses a gas valve normally is the open mode, when meetting emergency and need closing the valve, the low pressure direct current motor work of controller control motor actuating mechanism 3 in the control box 5, through the vertical downstream of drive connecting rod, drives the vertical downstream of valve rod 203 who connects through connector 4, and valve rod 203 promotes plunger 202 to valve body 201 internal motion to this blocks the intercommunication of air inlet and gas outlet, realizes that the valve shuts off. When the emergency is relieved, the controller also controls the motor driving mechanism 3 to work, so that the plunger 202 is lifted upwards, and the valve is opened again. In the process, whether the valve is closed or opened in place is detected by a sensor 9 at the position of the inner side surface of the shell 1 of the shutoff device, and a detection signal is applied to the controller.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. A low-pressure driving gas valve convenient to install is characterized by comprising a shutoff device shell (1), a valve mechanical main body (2), a motor driving mechanism (3), a connector (4), a control box (5), a control box cover plate (6) and a shell cover plate (7); the shutoff device shell (1) is of a cuboid structure with openings on one side surface and the bottom surface, and the shutoff device shell (1) internally comprises an upper cavity and a lower cavity; the valve mechanical body (2) is of a plunger valve structure and comprises a valve body, a plunger positioned in the valve body, a valve rod connected with the top of the plunger and a sleeve positioned on the outer side of the valve rod, wherein the bottom of the sleeve is fixedly connected with the valve body; the motor driving mechanism (3) comprises a low-voltage direct-current motor, a transmission mechanism connected with an output shaft of the low-voltage direct-current motor and a connecting rod connected with the transmission mechanism; the sleeve of the valve mechanical body (2) is embedded into the lower cavity of the shutoff device shell (1), the motor driving mechanism (3) is embedded into the upper cavity of the shutoff device shell (1), and the connecting rod of the motor driving mechanism (3) is connected with the top of the valve rod of the valve mechanical body (2) through a connector (4); the control box (5) is fixed on an opening surface of an upper cavity of the shutoff device shell (1) through a bolt, and a battery and a controller connected with the low-voltage direct-current motor are arranged in the control box (5); the control box cover plate (6) is covered on the control box (5) through a buckle, and the shell cover plate (7) is covered on the lower cavity opening surface of the shutoff device shell (1) through a buckle.
2. The low-pressure driven gas valve convenient to install as claimed in claim 1, wherein the sleeve of the valve mechanical body (2) is of a cuboid structure, and a group of guide rails are oppositely arranged on the outer side of the sleeve; a group of guide grooves are oppositely arranged on the inner side surface of the lower cavity of the turn-off device shell (1), and guide rail limiting mechanisms are arranged at the end parts of the guide grooves; the valve mechanical body (2) is connected with the lower cavity of the shutoff device shell (1) through the connection of the guide rail and the guide groove.
3. The low pressure actuated gas valve easy to install as claimed in claim 1, further comprising an elastic fixing clip (8), wherein the elastic fixing clip (8) has a U-shaped structure, and a guide groove is formed on the inner side of the elastic fixing clip; a group of guide rails are arranged on the lower opposite outer side surface of the turn-off device shell (1); the elastic fixing clamp (8) is connected with the guide groove through the guide rail and clamps the shutoff device shell (1).
4. The low pressure driven gas valve convenient for installation according to claim 1, wherein a vertical groove is formed at the top of the connector (4), the vertical groove is provided with a snap spring, and the end of the connecting rod of the motor driving mechanism (3) extends into the vertical groove and is fixed by the snap spring; the side of the connector (4) is also provided with a T-shaped groove, and the top of the valve rod of the valve mechanical main body (2) is of a T-shaped structure and is embedded into the T-shaped groove.
5. The low-pressure actuated gas valve easy to install according to claim 1, wherein the shut-off device housing (1) is further provided on its inner side with a sensor (9) for detecting the position of the connector (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021821614.3U CN213088875U (en) | 2020-08-26 | 2020-08-26 | Low pressure drive gas valve convenient to installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021821614.3U CN213088875U (en) | 2020-08-26 | 2020-08-26 | Low pressure drive gas valve convenient to installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213088875U true CN213088875U (en) | 2021-04-30 |
Family
ID=75632632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021821614.3U Active CN213088875U (en) | 2020-08-26 | 2020-08-26 | Low pressure drive gas valve convenient to installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213088875U (en) |
-
2020
- 2020-08-26 CN CN202021821614.3U patent/CN213088875U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Low pressure driven gas valve convenient for installation Effective date of registration: 20210820 Granted publication date: 20210430 Pledgee: Bank of Communications Ltd. Wuxi branch Pledgor: Jiangsu xiweisi Information Technology Co.,Ltd. Registration number: Y2021320010320 |