Device for high-pressure emergency power-off start and stop of compressor of new energy automobile

Abstract

The utility model discloses a device for high-pressure emergency power-off start and stop of a new energy automobile compressor, which relates to the field of automobile industry and comprises a tool plate, a compressor main body is arranged on the tool plate, a detection device is arranged on one side of the compressor main body and comprises a first connecting pipe and a second connecting pipe, and the first connecting pipe is connected with the second connecting pipe. And the first connecting pipe and the second connecting pipe are connected with a circulating pipeline of the compressor main body. When the pressure detection device works, the pressure of a pipeline in the compressor main body rises, the telescopic rod is pushed to stretch out, the metal sheet deforms, the first conductor makes contact with the second conductor, and therefore an overlarge pressure signal is triggered, and the device can monitor pressure changes in real time and accurately capture abnormities; compressor damage caused by out-of-control pressure is effectively prevented, and stable operation of equipment is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of automobile industry, concretely for the device for new energy automobile compressor high pressure emergency power-off start -stop. BACKGROUND

[0002] In the field of automobile industry, compressors are widely used as important power equipment, with the continuous improvement of industrial automation, the requirements for the operation stability, safety and accurate control of compressors are increasingly stringent. Whether it is gas compression supply in manufacturing industry or core operation in refrigeration, air conditioning and other industries, compressors play a key role, and their performance directly relates to the efficiency and quality of the entire production process.

[0003] Traditional compressors have fixed structure design, and pressure monitoring relies on relatively simple pressure sensors or pressure switches. These components have relatively single function, and the sensing accuracy of pressure change is limited. And in terms of pressure regulation, there is often a lack of flexible and efficient means, and it is mostly a simple threshold trigger type control, which is difficult to meet the demand for accurate and dynamic regulation of compressor pressure under complex working conditions.

[0004] Usually, pressure sensors are installed on the key pipelines of the compressor, and when the pressure reaches the preset value, the sensor sends a signal to trigger the corresponding control unit. After judging according to the signal, the control unit directly operates the start and stop of the compressor or some simple flow regulating device to try to maintain the pressure stability. This method lacks more detailed monitoring and regulation in the process of pressure change, and the coordination between components is poor.

[0005] The prior art is difficult to continuously and accurately monitor in the process of pressure change, and cannot capture small pressure fluctuations and give early warning in time. The pressure regulation means is single, and it is difficult to adjust the pressure flexibly according to different working conditions. Once the pressure is abnormal, there is a lack of perfect pressure relief and subsequent protection mechanism, which is easy to cause the compressor to malfunction due to high or unstable pressure, affecting the service life of the equipment and the production continuity. UTILITY MODEL CONTENTS

[0006] Therefore, the utility model aims to provide a device for new energy automobile compressor high pressure emergency power-off start -stop, to solve the technical problem of inaccurate pressure monitoring and regulation of existing compressors.

[0007] To achieve the above object, the utility model provides the following technical scheme: the device for new energy automobile compressor high pressure emergency power-off start -stop, including tooling plate, the tooling plate is provided with compressor main body, one side of compressor main body is provided with detection device, detection device includes first connecting pipe and second connecting pipe, first connecting pipe and second connecting pipe are connected with compressor main body circulation pipeline, the tooling plate is provided with pressure detection device with pressure detection device, pressure detection device includes the accommodation groove, the accommodation groove is provided with the relay groove, the relay groove is connected with corresponding first connecting pipe and second connecting pipe, the accommodation groove is provided with the limit block with the relay groove, one side of relay groove near limit block is provided with the metal sheet.

[0008] Through adopt above technical scheme, realize the monitoring of compression pressure change.

[0009] The utility model further sets up, tooling plate one side is provided with extension plate, the extension plate top is provided with the coil pipe, the coil pipe is connected to the pressure detection device of second connecting pipe, the control valve is provided with with the coil pipe on the extension plate, control valve is connected with the coil pipe.

[0010] Through adopt above technical scheme, realize the management of compressor management, and control it.

[0011] The utility model further sets up, control valve another end is connected with the guide pipe, the guide pipe is connected with the pressure detection device of first connecting pipe connection.

[0012] Through adopt above technical scheme, realize the monitoring of pipe line both ends pressure respectively, control separately.

[0013] The utility model further sets up, a pair of pressure detection device is provided with the pressure -relief valve between.

[0014] Through adopt above technical scheme, control the pressure in pipe line through the pressure -relief valve.

[0015] The utility model further sets up, the compressor main body is provided with solenoid valve with first connecting pipe and second connecting pipe.

[0016] Through adopt above technical scheme, realize the control of pipe line opening and closing, control pressure.

[0017] The utility model further sets up, the tooling plate is provided with support frame with compressor main body.

[0018] Through adopt above technical scheme, realize the support of compressor.

[0019] The metal sheet is provided with a first conductor on one side close to the limiting block, and the limiting block is provided with a second conductor matched with the first conductor.

[0020] By adopting the above technical scheme, the control valve is closed to realize pressure regulation when the pressure is too large.

[0021] The utility model further provides for, the metal sheet cooperation in the accommodation groove is provided with telescopic link, metal sheet cooperation telescopic link is provided with the connecting disc.

[0022] By adopting the above technical scheme, the connecting metal sheet controls the movement of the conductor.

[0023] In summary, the utility model mainly has the following beneficial effects:

[0024] 1, the utility model discloses a pressure detection device works, the compressor main body internal pipeline pressure rises, will push telescopic link to extend, make the metal sheet produce deformation, let first conductor contact second conductor, thereby triggers pressure too big signal, this device can monitor pressure change in real time, accurate capture exception, effectively prevent the compressor damage caused by pressure out of control, guarantee equipment smooth operation;

[0025] 2, the utility model discloses a coil pipe and control valve cooperative operation, coil pipe connects relevant pipeline and with the guide pipe constitutes loop, control valve regulates and controls the liquid flow direction in pipeline, this not only can accurate control compressor pressure, also makes coil pipe play the function similar to traditional heat exchange area coil pipe, enhances heat exchange effect, improves the overall work efficiency and stability of compressor, prolongs equipment service life. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is the whole structure schematic view of the utility model;

[0027] Figure 2 It is the whole structure schematic view of the utility model; Figure 1 Another perspective schematic view;

[0028] Figure 3 It is the internal structure schematic view of the pressure detection device of the utility model;

[0029] Figure 4 It is the internal structure sectional view of the pressure detection device of the utility model.

[0030] In the diagram: 1. Tooling plate; 2. First connecting pipe; 3. Compressor body; 4. Support frame; 5. Pressure detection device; 6. Coil; 7. Control valve; 8. Guide pipe; 9. Extension plate; 10. Second connecting pipe; 11. Solenoid valve; 12. Limiting block; 13. Relay slot; 14. First conductor; 15. Second conductor; 16. Connecting plate; 17. Telescopic rod; 18. Metal sheet; 19. Installation slot; 20. Pressure relief valve. Detailed Implementation

[0031] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and should not be construed as limiting the present invention.

[0032] The embodiments of this utility model will be described below based on its overall structure.

[0033] Devices for emergency power-off start / stop of compressors in new energy vehicles, such as Figures 1-4 As shown, the device includes a tooling plate 1, on which a compressor body 3 is mounted. A detection device is mounted on one side of the compressor body 3. The detection device includes a first connecting pipe 2 and a second connecting pipe 10, which are connected to the circulation pipeline of the compressor body 3. A pressure detection device 5 is mounted on the tooling plate 1 in conjunction with the pressure detection device 5. The pressure detection device 5 includes a mounting groove 19, in which a relay groove 13 is mounted. The relay groove 13 is connected to the corresponding first connecting pipe 2 and second connecting pipe 10. A limit block 12 is mounted in the mounting groove 19 in conjunction with the relay groove 13. A limit block 12 is mounted on the side of the relay groove 13 near the limit block 12. There is a metal sheet 18, and a first conductor 14 is provided on the side of the metal sheet 18 near the limiting block 12. A second conductor 15 is provided on the limiting block 12 in conjunction with the first conductor 14. A telescopic rod 17 is provided in the mounting groove 19 in conjunction with the metal sheet 18. A connecting plate 16 is provided on the metal sheet 18 in conjunction with the telescopic rod 17. When the pressure in the pipeline inside the compressor body 3 increases, the telescopic rod 17 will be pushed out, thereby causing the telescopic rod 17 to press against the metal sheet 18, causing the metal sheet 18 to deform. Then, the first conductor 14 and the second conductor 15 will come into contact with each other. When they come into contact, a signal of excessive pressure will be issued. The internal liquid will be passed through the pressure detection device 5 to detect its pressure.

[0034] The tooling plate 1 is provided with an extension plate 9 on one side, a coil pipe 6 is arranged above the extension plate 9, the coil pipe 6 is connected with a pressure detection device 5 connected to a second connecting pipe 10, a control valve 7 is arranged on the extension plate 9 matched with the coil pipe 6, the control valve 7 is connected with a compressor main body 3 pipeline connected with the coil pipe 6, the control valve 7 is connected with a guide pipe 8 on the other end, the guide pipe 8 is connected with a pressure detection device 5 connected with a first connecting pipe 2, a loop is formed by the coil pipe 6 matched with the guide pipe 8, and the coil pipe 6 plays the same role as the conventional compressor heat exchange area coil pipe 6, in the application, the control valve 7 is arranged to control the flow of liquid in the pipeline, so that the control of the compressor pressure is better realized.

[0035] The compressor main body 3 is provided with an electromagnetic valve 11 matched with the first connecting pipe 2 and the second connecting pipe 10, and the electromagnetic valve 11 cooperates with the pressure detection device 5, when the pressure is detected to be large, a signal is sent to close the electromagnetic valve 11, so as to prevent the pressure from further increasing.

[0036] Further, a pair of pressure detection devices 5 are provided with a pressure relief valve 20, when the electromagnetic valve 11 is closed, the pressure relief valve 20 is arranged to release the internal pressure, so as to achieve the effect of pressure reduction

[0037] The tooling plate 1 is provided with a support frame 4 matched with the compressor main body 3, and the support frame 4 supports the compressor main body 3.

[0038] Although the embodiments of the utility model have been shown and described, the specific embodiments are only an explanation of the utility model, and are not a limitation of the utility model, and the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner, and those skilled in the art can make modifications, replacements and changes of the embodiments without creative contribution after reading the specification without departing from the principles and purposes of the utility model, but as long as it is within the scope of the claims of the utility model, it is protected by the patent law.

Claims

1. A device for high-pressure emergency power-off start-stop of a new energy automobile compressor, comprising a tool plate (1), characterized in that: The tool plate (1) is provided with a compressor body (3), one side of the compressor body (3) is provided with a detection device, the detection device comprises a first connecting pipe (2) and a second connecting pipe (10), the first connecting pipe (2) and the second connecting pipe (10) are connected with the compressor body (3) circulating pipeline, the tool plate (1) is provided with a pressure detection device (5) matched with the pressure detection device (5), the pressure detection device (5) comprises a mounting groove (19), the mounting groove (19) is provided with a relay groove (13), the relay groove (13) is connected with the corresponding first connecting pipe (2) and the second connecting pipe (10), the mounting groove (19) is provided with a limiting block (12) matched with the relay groove (13), one side of the relay groove (13) close to the limiting block (12) is provided with a metal sheet (18).

2. The device for high-pressure emergency power-off start-stop of a new energy automobile compressor according to claim 1, characterized in that: One side of the tool plate (1) is provided with an extension plate (9), the extension plate (9) is provided with a coil pipe (6) above, the coil pipe (6) is connected with the pressure detection device (5) connected with the second connecting pipe (10), the extension plate (9) is provided with a control valve (7) matched with the coil pipe (6), the control valve (7) is connected with the coil pipe (6).

3. The device for high-pressure emergency power-off start-stop of a new energy vehicle compressor according to claim 2, characterized in that: The control valve (7) is connected with a guide pipe (8) at the other end, the guide pipe (8) is connected with the pressure detection device (5) connected with the first connecting pipe (2).

4. The device for high-pressure emergency power-off start-stop of a new energy automobile compressor according to claim 1, characterized in that: A pair of the pressure detection device (5) is provided with a pressure relief valve (20).

5. The device for high-pressure emergency power-off start-stop of a new energy vehicle compressor according to claim 1, characterized in that: The compressor body (3) is provided with a solenoid valve (11) matched with the first connecting pipe (2) and the second connecting pipe (10).

6. The device for high-pressure emergency power-off start-stop of a new energy automobile compressor according to claim 1, characterized in that: The tool plate (1) is provided with a support frame (4) matched with the compressor body (3).

7. The device for high-pressure emergency power-off start-stop of a new energy automobile compressor according to claim 1, characterized in that: One side of the metal sheet (18) close to the limiting block (12) is provided with a first conductor (14), the limiting block (12) is provided with a second conductor (15) matched with the first conductor (14).

8. The device for high-pressure emergency power-off start-stop of a new energy automobile compressor according to claim 1, characterized in that: The mounting groove (19) is provided with a telescopic rod (17) matched with the metal sheet (18), the metal sheet (18) is provided with a connecting disc (16) matched with the telescopic rod (17).

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