CN204101306U - Air-conditioning system proving installation - Google Patents
Air-conditioning system proving installation Download PDFInfo
- Publication number
- CN204101306U CN204101306U CN201420410496.5U CN201420410496U CN204101306U CN 204101306 U CN204101306 U CN 204101306U CN 201420410496 U CN201420410496 U CN 201420410496U CN 204101306 U CN204101306 U CN 204101306U
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- Prior art keywords
- stop valve
- refrigerant
- pressure transducer
- vacuum pump
- connecting pipe
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Abstract
The utility model provides a kind of air-conditioning system proving installation, comprises pressure transducer, and controls the vacuum pump stop valve of vacuum pump connecting pipe break-make, and also comprise at least two refrigerant stop valves, each refrigerant stop valve controls the break-make of corresponding coolant connecting tube; Pressure transducer one end is connected with pressure transducer connecting pipe, and the other end is electrically connected with guidance panel by signal wire; One end Bonding pressure sensor connection tube of each refrigerant stop valve, the other end connects corresponding coolant connecting tube; One end Bonding pressure sensor connection tube of vacuum pump stop valve, the other end connects vacuum pump connecting pipe.It can realize air-conditioning system and vacuumize with refrigerant pressure monitor test integrated, and the control and measuring to different refrigerant pressure, and without the need to frequently changing coolant connecting tube, improve testing efficiency and the test accuracy of device, solve the unsafe problem of manual operation, and save device resource.
Description
Technical field
The utility model relates to air-conditioning system field, particularly relates to air-conditioning system proving installation.
Background technology
The refrigerant pressure test of traditional enthalpy difference experiment table air-conditioning system and pumped vacuum systems, major part uses pressure transducer and tensimeter to operate simultaneously, and it is very inconvenient to operate, and two instrument use simultaneously, waste device resource; Traditional air-conditioning system pressure test and pumped vacuum systems, when testing different refrigerant pressure, need to change coolant connecting tube continually, complex operation, inefficiency, and there is the unsafe problem of manual operation.
Utility model content
For conventional apparatus waste device resource and the problem of inefficiency, the utility model provides the low and air-conditioning system proving installation that testing efficiency is high of a kind of convenience, safety, cost.
A kind of air-conditioning system proving installation is provided for reaching utility model object, comprise pressure transducer, and control the vacuum pump stop valve of vacuum pump connecting pipe break-make, also comprise at least two refrigerant stop valves, each described refrigerant stop valve controls the break-make of corresponding coolant connecting tube;
Described pressure transducer one end is connected with pressure transducer connecting pipe, and the other end is electrically connected with guidance panel by signal wire;
One end of each described refrigerant stop valve connects described pressure transducer connecting pipe, and the other end connects corresponding described coolant connecting tube;
One end of described vacuum pump stop valve connects described pressure transducer connecting pipe, and the other end connects described vacuum pump connecting pipe.
As a kind of embodiment, described refrigerant stop valve is two, is respectively the first refrigerant stop valve and the second refrigerant stop valve;
One end of described first refrigerant stop valve connects described pressure transducer connecting pipe, and the other end connects the first coolant connecting tube, controls the break-make of described first coolant connecting tube;
One end of described second refrigerant stop valve connects described pressure transducer connecting pipe, and the other end connects the second coolant connecting tube, controls the break-make of described second coolant connecting tube.
As a kind of embodiment, described pressure transducer has two, is respectively the first pressure transducer and the second pressure transducer;
Described vacuum pump stop valve has two, is respectively the first vacuum pump stop valve and the second vacuum pump stop valve;
One end of described first pressure transducer is connected with the first pressure transducer connecting pipe, and the other end is electrically connected with guidance panel by signal wire;
One end of described second pressure transducer is connected with the second pressure transducer connecting pipe, and the other end is electrically connected with guidance panel by signal wire;
One end of described first vacuum pump stop valve connects described first pressure transducer connecting pipe, and the other end connects described vacuum pump connecting pipe;
One end of described second vacuum pump stop valve connects described second pressure transducer connecting pipe, and the other end connects described vacuum pump connecting pipe;
One end of refrigerant stop valve described at least one connects described first pressure transducer connecting pipe, and the other end connects corresponding coolant connecting tube;
One end of refrigerant stop valve described at least one connects described second pressure transducer connecting pipe, and the other end connects corresponding coolant connecting tube.
As a kind of embodiment, the quantity of described refrigerant stop valve is two, is respectively the first refrigerant stop valve and the second refrigerant stop valve;
One end of described first refrigerant stop valve connects described first pressure transducer connecting pipe, and the other end connects the first coolant connecting tube;
One end of described second refrigerant stop valve connects described second pressure transducer connecting pipe, and the other end connects the second coolant connecting tube.
As a kind of embodiment, also comprise fixed head;
The pipeline that described pressure transducer, described refrigerant stop valve and described vacuum pump stop valve are connected to form is arranged on described fixed head.
As a kind of embodiment, described guidance panel comprises the display for showing the refrigerant pressure that described pressure transducer detects.
As a kind of embodiment, described guidance panel is electrically connected with described refrigerant stop valve and described vacuum pump stop valve.
As a kind of embodiment, described pressure transducer connecting pipe is connecting copper pipe.
As a kind of embodiment, described refrigerant stop valve is R22 refrigerant stop valve, R410a refrigerant stop valve, R407c refrigerant stop valve or R290 refrigerant stop valve.
The beneficial effects of the utility model comprise:
Air-conditioning system proving installation of the present utility model, comprise at least two refrigerant stop valves, control the break-make of corresponding coolant connecting tube, be communicated with by pressure transducer connecting pipe between coolant connecting tube and vacuum pump connecting pipe, pressure transducer one end Bonding pressure sensor connection tube, the other end is electrically connected with guidance panel by signal wire, when carrying out the test of air-conditioning system refrigerant pressure monitor, coolant connecting tube connects the refrigerant port of air-conditioning system, vacuum pump connecting pipe connects the port of vacuum pump, can realize air-conditioning system vacuumizes with refrigerant pressure monitor test integrated, pressure transducer is electrically connected with guidance panel, is directly shown on the display of guidance panel by the refrigerant pressure of detection, saves device resource, refrigerant stop valve is at least two, the control and measuring to different refrigerant pressure can be realized, and without the need to frequently changing coolant connecting tube, only need open corresponding refrigerant stop valve, improve testing efficiency and test accuracy, solve the unsafe problem of manual operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of air-conditioning system proving installation of the present utility model;
Fig. 2 is the structural representation of another embodiment of air-conditioning system proving installation of the present utility model.
Description of reference numerals:
1 pressure transducer, 11 first pressure transducers, 12 second pressure transducers, 2 vacuum pump stop valves, 21 first vacuum pump stop valves, 22 second vacuum pump stop valves, 3 refrigerant stop valves, 31 first refrigerant stop valves, 32 second refrigerant stop valves, 4 coolant connecting tubes, 41 first coolant connecting tubes, 42 second coolant connecting tubes, 5 vacuum pump connecting pipes, 6 pressure transducer connecting pipes, 61 first pressure transducer connecting pipes, 62 second pressure transducer connecting pipes.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model air-conditioning system proving installation is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Shown in Fig. 1, Fig. 2, the utility model embodiment provides a kind of air-conditioning system proving installation, comprise pressure transducer 1, and control the vacuum pump stop valve 2 of vacuum pump connecting pipe 5 break-make, also comprise at least two refrigerant stop valves 3, each refrigerant stop valve 3 controls the break-make of corresponding coolant connecting tube 4; Pressure transducer 1 one end is connected with pressure transducer connecting pipe 6, and the other end is electrically connected with guidance panel by signal wire; One end Bonding pressure sensor connection tube 6 of each refrigerant stop valve 3, the other end connects corresponding coolant connecting tube 4; One end Bonding pressure sensor connection tube 6 of vacuum pump stop valve 2, the other end connects vacuum pump connecting pipe 5.
Air-conditioning system proving installation of the present utility model, comprise the vacuum pump stop valve 2 controlling vacuum pump connecting pipe 5 break-make, one end of vacuum pump connecting pipe 5 is connected with vacuum pump stop valve 2, the other end is connected with the port of vacuum pump, the vacuum action of vacuum pump to air-conditioning system can be realized, also comprise at least two refrigerant stop valves 3, control the break-make of different coolant connecting tube 4 respectively, by pressure transducer connecting pipe 6, vacuum pump connecting pipe 5 is communicated with coolant connecting tube 4, coolant connecting tube 4 one end is connected with refrigerant stop valve 3, one end is connected with the refrigerant port of air-conditioning system, realize vacuumizing and refrigerant pressure test integration of air-conditioning system, refrigerant stop valve 3 at least arranges two, one end Bonding pressure sensor connection tube 6, one end connects corresponding coolant connecting tube 4, the control and measuring of different refrigerant pressure can be realized, when testing a kind of refrigerant, open the refrigerant stop valve 3 of corresponding coolant connecting tube 4 correspondence, close the refrigerant stop valve 3 of other uncorrelated coolant connecting tube 4 correspondences, control and measuring is carried out to the refrigerant pressure of current air-conditioning system, when testing another refrigerant, open the refrigerant stop valve 3 of current coolant connecting tube 4 correspondence, close the refrigerant stop valve 3 of other uncorrelated coolant connecting tube 4 correspondences, control and measuring is carried out to current refrigerant pressure, the pressure test to different coolant media can be realized, and this device is when testing different coolant media, without the need to frequently changing coolant connecting tube 4, only need open relevant refrigerant stop valve 3 just can test different coolant medias, simple to operate, efficiency is higher, effectively avoid the safety problem that manual operation brings.This device also comprises pressure transducer 1, for testing and monitor refrigerant pressure when air-conditioning system is run, pressure transducer 1 one end is connected with pressure transducer connecting pipe 6, one end is electrically connected with guidance panel by signal wire, the current refrigerant pressure detected is sent to guidance panel by pressure transducer 1, directly showing by operating, decreasing the operation of display data equipment (as tensimeter), decrease equipment waste simultaneously.
As a kind of embodiment, shown in Figure 1, refrigerant stop valve 3 is two, is respectively the first refrigerant stop valve 31 and the second refrigerant stop valve 32; One end Bonding pressure sensor connection tube 6 of the first refrigerant stop valve 31, the other end connects the first coolant connecting tube 41, controls the break-make of the first coolant connecting tube 41; One end Bonding pressure sensor connection tube 6 of the second refrigerant stop valve 32, the other end connects the second coolant connecting tube 42, controls the break-make of the second coolant connecting tube 42.
In this embodiment, refrigerant stop valve 3 has two, be respectively the first refrigerant stop valve 31 and the second refrigerant stop valve 32, first refrigerant stop valve 31 is all connected with pressure transducer connecting pipe 6 with one end of the second refrigerant stop valve 32, the other end is connected with corresponding coolant connecting tube 4 respectively, realize the control and measuring of two kinds of different refrigerant pressure and coolant connecting tube 4 need not be changed, wherein, pressure transducer connecting pipe 6 is four-way connecting pipe, respectively Bonding pressure sensor 1, vacuum pump stop valve 2, first refrigerant stop valve 31 and the second refrigerant stop valve.The refrigerant major part that current air-conditioning system uses is R22 and R410a, two refrigerant stop valves 3 are set, one is R22 refrigerant stop valve, and another is R410a refrigerant stop valve, can meet the demand of most of air-conditioning system test refrigerant pressure when not changing coolant connecting tube.
As a kind of embodiment, pressure transducer 1 has two, is respectively the first pressure transducer 11 and the second pressure transducer 12; Vacuum pump stop valve 2 has two, is respectively the first vacuum pump stop valve 21 and the second vacuum pump stop valve 22; One end of first pressure transducer 11 is connected with the first pressure transducer connecting pipe 61, and the other end is electrically connected with guidance panel by signal wire; One end of second pressure transducer 12 is connected with the second pressure transducer connecting pipe 62, and the other end is electrically connected with guidance panel by signal wire; One end of first vacuum pump stop valve 21 connects the first pressure transducer connecting pipe 61, and the other end connects vacuum pump connecting pipe 5; One end of second vacuum pump stop valve 22 connects the second pressure transducer connecting pipe 62, and the other end connects vacuum pump connecting pipe 5; One end of at least one refrigerant stop valve 3 connects the first pressure transducer connecting pipe 61, and the other end connects corresponding coolant connecting tube 4; One end of at least one refrigerant stop valve 3 connects the second pressure transducer connecting pipe 62, and the other end connects corresponding coolant connecting tube 4.
In this embodiment, the quantity of pressure transducer 1 and vacuum pump stop valve 2 is all two, one end of two vacuum pump stop valves 2 is connected with vacuum pump by vacuum pump connecting pipe 5, the air-conditioning system that can realize respectively the coolant connecting tube 4 of two vacuum pump stop valve 2 respective side connects vacuumizes, and the other end of the first vacuum pump stop valve 21 is connected with the first pressure transducer 11 and at least one refrigerant stop valve 3 by the first pressure transducer connecting pipe 61, the other end of the second vacuum pump stop valve 22 is connected with the second pressure transducer 12 and at least one refrigerant stop valve 3 by the second pressure transducer connecting pipe 62, realize the refrigerant pressure monitor test of respective side air-conditioning system, adopt two pressure transducers 1 and two vacuum pump stop valves 2 can realize vacuumizing two air-conditioning systems simultaneously and refrigerant pressure monitor test integrated, effective raising testing efficiency, two pressure transducers 1 are electrically connected with guidance panel respectively, send the refrigerant pressure detected to guidance panel directly to show, decrease display data equipment (as tensimeter), reduce operation complexity, save device resource, and the refrigerant pressure of two air-conditioning systems tested respectively by two pressure transducers, test accuracy is high.
As a kind of embodiment, participate in shown in Fig. 2, the quantity of refrigerant stop valve 3 is two, is respectively the first refrigerant stop valve 31 and the second refrigerant stop valve 32; One end of first refrigerant stop valve 31 connects the first pressure transducer connecting pipe 61, and the other end connects the first coolant connecting tube 41; One end of second refrigerant stop valve 32 connects the second pressure transducer connecting pipe 62, and the other end connects the second coolant connecting tube 42.
This embodiment can realize vacuumizing two air-conditioning systems simultaneously and refrigerant pressure monitor test integrated, first refrigerant stop valve 31 can be identical with the second refrigerant stop valve 32, also can be different, preferably select as one, be set to difference, not only can realizing vacuumizing two air-conditioning systems and the test of refrigerant pressure monitor simultaneously, pressure test can also be carried out when not changing coolant connecting tube to different refrigerant.
As a kind of embodiment, also comprise fixed head; The pipeline that pressure transducer 1, refrigerant stop valve 3 and vacuum pump stop valve 2 are connected to form is arranged on fixed head.
The pipeline that pressure transducer 1, refrigerant stop valve 3 and vacuum pump stop valve 2 are connected to form is arranged on fixed head, mobile fixed head just can move whole device, and can arbitrarily move or be fixed on assigned address, uses easy to operate, not fragile, and cost is low.
As a kind of embodiment, guidance panel comprises the display for showing the refrigerant pressure that pressure transducer 1 detects.
Guidance panel is provided with display, and pressure transducer 1 sends the refrigerant pressure of detection to display, shows relevant pressure curve or pressure data, carry out data analysis for operating personnel at display.
As a kind of embodiment, described guidance panel is electrically connected with described refrigerant stop valve 3 and described vacuum pump stop valve 2.
Guidance panel is provided with the operation interface for operating personnel's operation, operating personnel can set test condition as the case may be.As controlled the break-make of refrigerant stop valve 3 and vacuum pump stop valve 2 by operation interface, air-conditioning system is carried out to the test of different refrigerant pressure, solve inefficiency, the unsafe problem of manual operation.
As a kind of embodiment, pressure transducer connecting pipe 6 is connecting copper pipe.
Pressure transducer connecting pipe 6 is connecting copper pipe, the pressure transducer connecting pipe that relative other materials makes, and has compression resistance high, the not perishable advantage long with the life-span.
As a kind of embodiment, refrigerant stop valve is R22 refrigerant stop valve, R410a refrigerant stop valve, R407c refrigerant stop valve or R290 refrigerant stop valve.
The refrigerant stop valve 3 that different refrigerant is corresponding different, several refrigerant stop valves 3 that above-mentioned several refrigerant stop valve 3 is just common, what deserves to be explained is, refrigerant stop valve can also be other refrigerant stop valve, is not limited to above-mentioned refrigerant stop valve.
Below in conjunction with concrete implementation step, air-conditioning system proving installation of the present utility model is described:
Shown in composition graphs 1, if the first refrigerant stop valve 31 is R22 refrigerant stop valve in Fig. 1, the second refrigerant stop valve 32 is R410a refrigerant stop valve.First, according to different refrigerants, select different coolant connecting tube docking (if refrigerant is R22, then selecting the docking of R22 coolant connecting tube), secondly, the other end of relative for R22 coolant connecting tube R22 refrigerant stop valve is connected the refrigerant port of air-conditioning system, the other end of vacuum pump connecting pipe 5 relative vacuum pump stop valve 2 connects vacuum pump port, air-conditioning system is vacuumized and refrigerant pressure monitor test integrated, during testing air conditioner system refrigerant pressure, open R22 refrigerant stop valve and vacuum pump stop valve 2, close R410a refrigerant stop valve, vacuum pump switches on power, air-conditioning system is vacuumized, vacuumize rear closedown vacuum pump stop valve 2, powered-down, vacuum pressurize leak detection is carried out to air-conditioning system, after pressurize confirms that air-conditioning system is without leakage, open the refrigerant port valve (comprising large minor valve) of air-conditioning system, refrigerant port valve is opened completely, refrigerant flows out from compressor, air-conditioning system switches on power, energising test is carried out to air-conditioning system, and then control and measuring is carried out to the refrigerant pressure in air-conditioning system.The principle of the air-conditioning system proving installation in Fig. 2 is substantially identical with the principle of work of the air-conditioning system proving installation in Fig. 1, repeats part, repeats no more, unlike, can realize vacuumizing two air-conditioning systems and the test of refrigerant pressure monitor simultaneously.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (9)
1. an air-conditioning system proving installation, comprises pressure transducer, and controls the vacuum pump stop valve of vacuum pump connecting pipe break-make, and it is characterized in that, also comprise at least two refrigerant stop valves, each described refrigerant stop valve controls the break-make of corresponding coolant connecting tube;
Described pressure transducer one end is connected with pressure transducer connecting pipe, and the other end is electrically connected with guidance panel by signal wire;
One end of each described refrigerant stop valve connects described pressure transducer connecting pipe, and the other end connects corresponding described coolant connecting tube;
One end of described vacuum pump stop valve connects described pressure transducer connecting pipe, and the other end connects described vacuum pump connecting pipe.
2. air-conditioning system proving installation according to claim 1, is characterized in that, described refrigerant stop valve is two, is respectively the first refrigerant stop valve and the second refrigerant stop valve;
One end of described first refrigerant stop valve connects described pressure transducer connecting pipe, and the other end connects the first coolant connecting tube, controls the break-make of described first coolant connecting tube;
One end of described second refrigerant stop valve connects described pressure transducer connecting pipe, and the other end connects the second coolant connecting tube, controls the break-make of described second coolant connecting tube.
3. air-conditioning system proving installation according to claim 1, is characterized in that, described pressure transducer has two, is respectively the first pressure transducer and the second pressure transducer;
Described vacuum pump stop valve has two, is respectively the first vacuum pump stop valve and the second vacuum pump stop valve;
One end of described first pressure transducer is connected with the first pressure transducer connecting pipe, and the other end is electrically connected with guidance panel by signal wire;
One end of described second pressure transducer is connected with the second pressure transducer connecting pipe, and the other end is electrically connected with guidance panel by signal wire;
One end of described first vacuum pump stop valve connects described first pressure transducer connecting pipe, and the other end connects described vacuum pump connecting pipe;
One end of described second vacuum pump stop valve connects described second pressure transducer connecting pipe, and the other end connects described vacuum pump connecting pipe;
One end of refrigerant stop valve described at least one connects described first pressure transducer connecting pipe, and the other end connects corresponding coolant connecting tube;
One end of refrigerant stop valve described at least one connects described second pressure transducer connecting pipe, and the other end connects corresponding coolant connecting tube.
4. air-conditioning system proving installation according to claim 3, is characterized in that, the quantity of described refrigerant stop valve is two, is respectively the first refrigerant stop valve and the second refrigerant stop valve;
One end of described first refrigerant stop valve connects described first pressure transducer connecting pipe, and the other end connects the first coolant connecting tube;
One end of described second refrigerant stop valve connects described second pressure transducer connecting pipe, and the other end connects the second coolant connecting tube.
5. air-conditioning system proving installation according to claim 1, is characterized in that, also comprise fixed head;
The pipeline that described pressure transducer, described refrigerant stop valve and described vacuum pump stop valve are connected to form is arranged on described fixed head.
6. air-conditioning system proving installation according to claim 1, is characterized in that, described guidance panel comprises the display for showing the refrigerant pressure that described pressure transducer detects.
7. air-conditioning system proving installation according to claim 1, is characterized in that, described guidance panel is electrically connected with described refrigerant stop valve and described vacuum pump stop valve.
8. the air-conditioning system proving installation according to any one of claim 1 to 7, is characterized in that, described pressure transducer connecting pipe is connecting copper pipe.
9. the air-conditioning system proving installation according to any one of claim 1 to 7, is characterized in that, described refrigerant stop valve is R22 refrigerant stop valve, R410a refrigerant stop valve, R407c refrigerant stop valve or R290 refrigerant stop valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420410496.5U CN204101306U (en) | 2014-07-23 | 2014-07-23 | Air-conditioning system proving installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420410496.5U CN204101306U (en) | 2014-07-23 | 2014-07-23 | Air-conditioning system proving installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204101306U true CN204101306U (en) | 2015-01-14 |
Family
ID=52269725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420410496.5U Expired - Fee Related CN204101306U (en) | 2014-07-23 | 2014-07-23 | Air-conditioning system proving installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204101306U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106052017A (en) * | 2016-05-26 | 2016-10-26 | 珠海格力电器股份有限公司 | Diagnostic control method and device for air conditioner engineering installation |
| CN111879036A (en) * | 2020-08-19 | 2020-11-03 | 格力电器（武汉）有限公司 | Enthalpy difference table vacuumizing device and control method thereof |
-
2014
- 2014-07-23 CN CN201420410496.5U patent/CN204101306U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106052017A (en) * | 2016-05-26 | 2016-10-26 | 珠海格力电器股份有限公司 | Diagnostic control method and device for air conditioner engineering installation |
| CN111879036A (en) * | 2020-08-19 | 2020-11-03 | 格力电器（武汉）有限公司 | Enthalpy difference table vacuumizing device and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20210723 |