CN215862487U - Gas recovery device - Google Patents
Gas recovery device Download PDFInfo
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- CN215862487U CN215862487U CN202121976183.2U CN202121976183U CN215862487U CN 215862487 U CN215862487 U CN 215862487U CN 202121976183 U CN202121976183 U CN 202121976183U CN 215862487 U CN215862487 U CN 215862487U
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- gas recovery
- gas
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- recovery device
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Abstract
The utility model discloses a gas recovery device, which comprises a gas recovery cylinder, a sensor, a control valve and a lifting device, wherein the gas recovery cylinder is arranged on the gas recovery cylinder; the sensor is used for detecting the gas content in the gas recovery cylinder, the control valve is used for opening and closing the cylinder opening of the gas recovery cylinder, and the lifting device is used for driving the sensor to lift. It can be known from the above description that the gas recovery device that this application provided for gaseous quality is greater than the gas of air quality, and is concrete, can be gaseous for SF6, because SF6 is gaseous has the difficult diffusion physical property of high density, utilizes the up-and-down multiple measurement of SF6 concentration sensor, can detect SF6 gas content more accurately, and then realizes gas recovery.
Description
Technical Field
The utility model relates to the technical field of gas collection, in particular to a gas recovery device.
Background
For high-density gas which is not easy to diffuse, for example, SF6 gas leaks and pressure is reduced in SF6 switch equipment due to daily gas micro-water measurement, density relay verification, equipment aging and cracking and the like. In order to ensure the insulation and arc extinguishing performance of the SF6 in the high-voltage equipment, air must be supplemented.
In order to avoid that moisture and impurities enter electrical equipment in the SF6 air supply process, a pipeline needs to be flushed in the conventional air supply method, but an overhaul operation unit generally does not have a gas recovery device, so that SF6 gas for flushing the pipeline is directly discharged into the atmosphere, the SF6 gas is wasted, the environment is greatly polluted, and the environmental protection working requirement is not facilitated.
Therefore, how to realize gas recovery is a technical problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a gas recovery device to realize gas recovery.
To achieve the above object, the present invention provides a gas recovery apparatus comprising:
a gas recovery tank;
a sensor for detecting the gas content in the gas recovery cylinder;
a control valve for opening and closing a cylinder port of the gas recovery cylinder;
and the lifting device is used for driving the sensor to lift.
Preferably, the lifting device comprises a polished rod, a threaded block, a lead screw, a sliding block set and a motor for driving the lead screw to rotate, the lead screw is parallel to the axis of the polished rod, the threaded block is in threaded connection with the lead screw, the sliding block set is sleeved on the polished rod, the sensor is installed on the polished rod, and the threaded block drives the sliding block set to slide up and down along the polished rod.
Preferably, the lead screw and the polished rod axis are both perpendicular to the horizontal plane.
Preferably, the polish rod is a cylindrical rod body.
Preferably, both ends of the polish rod are respectively and fixedly connected with the upper end and the lower end of the gas recovery cylinder.
Preferably, the air inlet valve is connected with the air inlet of the control valve.
Preferably, the intake valve is a solenoid valve.
Preferably, the lifting device is a telescopic piece, and the sensor is located at the telescopic end of the telescopic piece.
In the technical scheme, the gas recovery device provided by the utility model comprises a gas recovery cylinder, a sensor, a control valve and a lifting device; the sensor is used for detecting the gas content in the gas recovery cylinder, the control valve is used for opening and closing the cylinder opening of the gas recovery cylinder, and the lifting device is used for driving the sensor to lift. It can be known from the above description that the gas recovery device that this application provided for the gaseous quality is greater than the gas of air quality, specifically, can be SF6 gas, because SF6 gas has the difficult diffusion physical property of high density, utilizes the measuring of moving up and down of SF6 concentration sensor 5.4 a lot of, can detect SF6 gas content more accurately, and then realizes gas recovery.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a gas recovery device according to an embodiment of the present invention.
Wherein in FIG. 1: 1. a control valve; 2. an intake valve; 3. a gas recovery tank; 4. a sensor; 5. a polish rod; 6. a lead screw; 7. a thread block; 8. a motor;
Detailed Description
The core of the utility model is to provide a gas recovery device to realize gas recovery.
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and embodiments.
Please refer to fig. 1.
In a specific embodiment, the gas recovery device provided in the embodiments of the present invention includes a gas recovery cylinder 3, a sensor 4, a control valve 1, and a lifting device; the sensor 4 is used for detecting the gas content in the gas recovery cylinder 3, the control valve 1 is used for opening and closing the cylinder opening of the gas recovery cylinder, and the lifting device is used for driving the sensor 4 to lift.
Specifically, the lifting device is a telescopic member, and the sensor 4 is located at the telescopic end of the telescopic member. Wherein, the extensible member can be an extensible rod or an extensible cylinder. When specifically installing, the body of extensible member can be installed in the inside bottom of gas recovery jar 3, improves installation stability.
As can be seen from the above description, in the gas recovery device provided in the embodiment of the present application, the SF6 gas has a high density physical property that is not easily diffused, and the SF6 concentration sensor 4 can move up and down for multiple measurements, so that the SF6 gas content can be more accurately detected, and further, gas recovery is achieved. The gaseous recovery unit of this application can be used for retrieving SF6 gas, because SF6 gas is heavier than the air and the physicochemical property of difficult diffusion, can be effectively with SF6 gas and air isolation, the gaseous recovery of SF6 of being convenient for is recycled.
In a specific implementation mode, the lifting device comprises a polished rod 5, a thread block 7, a lead screw 6, a sliding block set and a motor 8 for driving the lead screw 6 to rotate, the axis of the lead screw 6 is parallel to that of the polished rod 5, the thread block 7 is in threaded connection with the lead screw 6, the sliding block set is sleeved on the polished rod 5, the sensor 4 is installed on the polished rod 5, and the thread block 7 drives the sliding block set to slide up and down along the polished rod 5. When the sliding block device works, the rotation of the motor 8 enables the sliding block group to move up and down through the transmission of the lead screw 6, and the sliding block group is particularly carried with the SF6 concentration sensor 4 to move up and down.
Preferably, the axes of the lead screw 6 and the polished rod 5 are both vertical to the horizontal plane.
In order to facilitate the machining of the polish rod 5 and facilitate the sliding, the polish rod 5 is preferably a cylindrical rod body, and of course, the polish rod 5 may have other cylindrical rod body structures.
Two ends of the polish rod 5 are respectively fixedly connected with the upper end and the lower end of the gas recovery cylinder 3.
In order to facilitate the external structure, the gas recovery device also comprises an air inlet valve 2 connected with an air inlet of the control valve 1. For convenience of operation, the intake valve 2 is preferably a solenoid valve.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A gas recovery device, comprising:
a gas recovery cylinder (3);
a sensor (4) for detecting the gas content in the gas recovery cylinder (3);
a control valve (1) for opening and closing a cylinder opening of the gas recovery cylinder (3);
and the lifting device is used for driving the sensor (4) to lift.
2. The gas recovery device according to claim 1, wherein the lifting device comprises a polished rod (5), a threaded block (7), a lead screw (6), a slider group and a motor (8) for driving the lead screw (6) to rotate, the lead screw (6) is parallel to the axis of the polished rod (5), the threaded block (7) is in threaded connection with the lead screw (6), the slider group is sleeved on the polished rod (5), the sensor (4) is installed on the polished rod (5), and the threaded block (7) drives the slider group to slide up and down along the polished rod (5).
3. The gas recovery device according to claim 2, characterized in that the lead screw (6) and the polish rod (5) axis are both perpendicular to the horizontal plane.
4. A gas recovery device according to claim 2, characterized in that said polish rod (5) is a cylindrical rod body.
5. The gas recovery device according to claim 2, wherein both ends of the polish rod (5) are fixedly connected to the upper and lower ends of the gas recovery cylinder (3), respectively.
6. The gas recovery device according to claim 1, further comprising an inlet valve (2) connected to the inlet of the control valve (1).
7. The gas recovery device according to claim 6, characterized in that the inlet valve (2) is a solenoid valve.
8. A gas recovery device according to claim 1, wherein the lifting means is a telescopic member and the sensor (4) is located at the telescopic end of the telescopic member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121976183.2U CN215862487U (en) | 2021-08-20 | 2021-08-20 | Gas recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121976183.2U CN215862487U (en) | 2021-08-20 | 2021-08-20 | Gas recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215862487U true CN215862487U (en) | 2022-02-18 |
Family
ID=80241197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121976183.2U Active CN215862487U (en) | 2021-08-20 | 2021-08-20 | Gas recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215862487U (en) |
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2021
- 2021-08-20 CN CN202121976183.2U patent/CN215862487U/en active Active
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