CN220455434U - Compressor performance detection device of airborne air conditioner - Google Patents
Compressor performance detection device of airborne air conditioner Download PDFInfo
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- CN220455434U CN220455434U CN202321613675.4U CN202321613675U CN220455434U CN 220455434 U CN220455434 U CN 220455434U CN 202321613675 U CN202321613675 U CN 202321613675U CN 220455434 U CN220455434 U CN 220455434U
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- 238000001514 detection method Methods 0.000 title claims abstract description 78
- 238000009434 installation Methods 0.000 claims description 11
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
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- Air Conditioning Control Device (AREA)
Abstract
The utility model relates to a compressor performance detection device of an airborne air conditioner, which comprises a detection relay and a diode; the two ends of the normally open contact of the detection relay are respectively a first end of the normally open contact and a second end of the normally open contact, the anode of the diode is electrically connected with the first end of the normally open contact of the detection relay, and the cathode of the diode is electrically connected with the positive end of the coil of the detection relay. When the compressor performance detection device detects the performance of the compressor, the coil of the detection relay is directly connected with the power supply through the diode by short-circuiting the air conditioner switch, so that the normally open contact of the detection relay is attracted when the coil of the detection relay is electrified, the on-board air conditioner can forcedly work, the performance detection of the compressor is realized by observing the running condition of the compressor, and the problem that the performance detection of the compressor is blocked because the relay of the compressor is not attracted due to low temperature can be avoided.
Description
Technical Field
The utility model relates to the field of air conditioner detection, in particular to a compressor performance detection device of an airborne air conditioner.
Background
An air conditioner is generally arranged in a cab of a crawler machine (such as a rice machine), and in the process of detecting the quality of an agricultural machine, an air conditioner switch in the cab is sometimes found to be started when the temperature is below-5 ℃, but an air conditioner working indicator lamp is not displayed, and an air conditioner switch sensor does not transmit information to cause that a relay of a compressor is not attracted, so that the compressor cannot work normally, the performance of the whole machine is influenced, and the performance detection of the compressor is blocked; agricultural machinery that does not have performance testing of the compressor has quality loopholes that will affect the quality of the overall product once it is marketed.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a compressor performance detection device of an airborne air conditioner, which can detect the performance of a compressor in a temperature environment of-5 ℃ or below and solve the problem of blocked performance detection of the compressor caused by environmental temperature influence.
The technical scheme for solving the technical problems is as follows: the compressor performance detection device of the airborne air conditioner comprises a detection relay and a diode; the two ends of the normally open contact of the detection relay are respectively a first normally open contact end and a second normally open contact end, the positive electrode of the diode is electrically connected with the first normally open contact end of the detection relay, and the negative electrode of the diode is electrically connected with the positive electrode end of the coil of the detection relay;
the airborne air conditioner comprises a compressor, an air conditioner switch and an electric box, wherein a relay installation position is arranged in the electric box, four plug contacts are arranged on the relay installation position, the relay installation position is respectively provided with a first plug contact, a second plug contact, a third plug contact and a fourth plug contact, the first plug contact is electrically connected to the positive electrode of a power supply, the second plug contact is electrically connected to the negative electrode of the power supply through the compressor, the third plug contact is electrically connected to the positive electrode of the power supply through the air conditioner switch, and the fourth plug contact is electrically connected to the negative electrode of the power supply;
when the performance detection device of the compressor is used for detecting the performance of the airborne air conditioner, the detection relay is installed on the relay installation position, the first end of the normally open contact of the detection relay is inserted into the first plug contact, the second end of the normally open contact of the detection relay is inserted into the second plug contact, the positive electrode of the diode is inserted into the third plug contact, and the negative end of the coil of the detection relay is inserted into the fourth plug contact.
On the basis of the technical scheme, the utility model can be improved as follows.
Further, a first relay for controlling the start and stop of the compressor is arranged in the electric box, and two ends of a normally open contact of the first relay are respectively a first end of the normally open contact and a second end of the normally open contact; when the performance detection device of the compressor is not used for detecting the performance of the airborne air conditioner, the first end of the normally open contact of the first relay is inserted into the first plug contact, the second end of the normally open contact of the first relay is inserted into the second plug contact, the coil positive end of the first relay is inserted into the third plug contact, and the coil negative end of the first relay is inserted into the fourth plug contact.
Further, a first fuse used for protecting the compressor is further arranged in the electrical box, and the first plug contact is electrically connected to the positive electrode of the power supply through the first fuse.
Further, a second relay is further arranged in the electric box, the air conditioner switch is electrically connected to the positive electrode of the power supply through a normally open contact of the second relay, the negative electrode end of the coil of the second relay is electrically connected to the negative electrode of the power supply, and the positive electrode end of the coil of the second relay is electrically connected to the positive electrode of the power supply through a main switch.
Further, a second fuse used for protecting an air conditioner switch is further arranged in the electric box, and a normally open contact of the second relay is electrically connected to the positive electrode of the power supply through the second fuse.
The beneficial effects of the utility model are as follows: when the performance of the compressor is detected by the performance detection device of the airborne air conditioner, the air conditioner switch of the airborne air conditioner is connected in a short circuit mode, and the coil of the detection relay is directly connected to a power supply through the diode, so that the coil of the detection relay is electrified to enable the normally open contact of the detection relay to be attracted, the airborne air conditioner can forcedly work, the performance detection of the compressor is realized by observing the running condition of the compressor, and the problem that the performance detection of the compressor is blocked due to the fact that the relay of the compressor is not attracted due to low temperature can be avoided; in addition, the utility model has simple structure and convenient carrying and use.
Drawings
FIG. 1 is a schematic circuit diagram of a compressor performance detection device of an on-board air conditioner according to the present utility model;
FIG. 2 is a schematic electrical diagram of an on-board air conditioner;
fig. 3 is a schematic diagram of a connection circuit when the compressor performance detection device of the airborne air conditioner is used for detecting the compressor performance of the airborne air conditioner.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
As shown in fig. 1, a compressor performance detection device of an airborne air conditioner comprises a detection relay KA and a diode D; the two ends of the normally open contact of the detection relay KA are respectively a first end A1 and a second end A2 of the normally open contact, the positive electrode A3 of the diode D is electrically connected with the first end A1 of the normally open contact of the detection relay KA, the negative electrode of the diode D is electrically connected with the positive end of the coil of the detection relay KA, and the negative electrode A4 of the diode D is the negative end of the coil of the detection relay KA. In this embodiment, the connection of the diode D to the detection relay KA may be achieved by a wire harness.
As shown in fig. 2, the airborne air conditioner comprises a compressor M, an air conditioner switch 1 and an electric box, wherein a relay installation position 2 is arranged in the electric box, four plug contacts are arranged on the relay installation position 2, the four plug contacts are respectively a first plug contact B1, a second plug contact B2, a third plug contact B3 and a fourth plug contact B4, the first plug contact B1 is electrically connected to the positive electrode of a power supply through a first fuse FU1 for protecting the compressor M, the second plug contact B2 is electrically connected to the negative electrode of the power supply through the compressor M, the third plug contact B3 is electrically connected to the positive electrode of the power supply through the air conditioner switch 1, and the fourth plug contact B4 is electrically connected to the negative electrode of the power supply.
For the whole machine of the airborne air conditioner, a first relay KA1 for controlling the start and stop of the compressor M is also arranged in the electric box; in the normal use process, the first relay KA1 is installed on the relay installation position 2, the first end and the second end of the normally open contact of the first relay KA1 are respectively inserted into the first plug contact B1 and the second plug contact B2, and the positive end and the negative end of the coil of the first relay KA1 are respectively inserted into the third plug contact B3 and the fourth plug contact B4. Still be equipped with second relay KA2 in the electrical apparatus box, air conditioner switch 1 passes through the normally open contact electricity of second relay KA2 is in on the positive pole of power, wherein still concatenate the second fuse FU2 that is used for protecting air conditioner switch 1 between the normally open contact of second relay KA2 with the positive pole of power, the coil negative pole end electricity of second relay KA2 is connected on the negative pole of power, the coil positive pole end of second relay KA2 is in through master switch K electricity connection on the positive pole of power.
An air conditioner AC switch K1, a temperature valve switch K2 and a plurality of temperature regulating switches are arranged in the air conditioner switch 1; wherein, temperature valve switch K2 is correlated with air conditioner switch sensor, is equipped with three temperature regulation switch in this embodiment, and is first temperature regulation switch K3, second temperature regulation switch K4 and third temperature regulation switch K5 respectively, and three temperature regulation switch are established ties with air conditioner AC switch K1 and temperature valve switch K2 through the resistance of different resistance after parallelly connected, have still established ties air drying bottle P on the circuit that air conditioner AC switch K1 and temperature valve switch K2 established ties.
The working principle of the airborne air conditioner is as follows: and the main switch K and the air conditioner AC switch K1 are closed, the corresponding temperature regulation switch is selected to be closed according to actual requirements, the air conditioner switch sensor transmits a signal to enable the temperature valve switch K2 to be closed, then the coil of the first relay KA1 is electrified to enable the normally open contact of the first relay KA1 to be closed, and the compressor M is electrified to operate.
When the temperature is at-5 ℃ or below, the air conditioner switch sensor can be too low to transmit a signal to enable the temperature valve switch K2 to be closed, so that the compressor M cannot be electrified and operated, and therefore the performance detection of the compressor cannot be smoothly carried out. To solve this technical problem, the compressor performance detection device of the present utility model may be used to detect the compressor performance, detach the first relay KA1 from the relay mounting position 2 before the detection, and mount the detection relay KA as shown in fig. 3, so that: the first end A1 of the normally open contact of the detection relay KA is inserted into the first plug contact B1, the second end A2 of the normally open contact of the detection relay KA is inserted into the second plug contact B2, the positive electrode A3 of the diode D is inserted into the third plug contact B3, and the coil negative electrode A4 of the detection relay KA is inserted into the fourth plug contact.
The compressor performance detection device disclosed by the utility model is used for shorting the air conditioner switch, so that the normally open contact is attracted due to the fact that the coil of the detection relay is directly connected to a power supply for electrifying, and then the compressor is electrified to work, and the problem that the compressor performance detection is blocked due to the fact that the relay of the compressor is not attracted due to low temperature is avoided.
When the performance detection device of the compressor of the airborne air conditioner detects the performance of the compressor, the coil of the detection relay is directly connected with the power supply through the diode, so that the coil of the detection relay is electrified to enable the normally open contact of the detection relay to be attracted, the airborne air conditioner can forcedly work, the performance detection of the compressor is realized by observing the running condition of the compressor, and the problem that the performance detection of the compressor is blocked due to the fact that the relay of the compressor is not attracted due to low temperature can be avoided; in the utility model, the diode not only can electrify the coil of the detection relay, but also can prevent the wire harness from burning out caused by reverse connection, thereby ensuring the safety of the performance detection device of the compressor; in addition, the utility model has simple structure and convenient carrying and use.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (5)
1. The utility model provides a compressor performance detection device of airborne air conditioner which characterized in that: the compressor performance detection device comprises a detection relay and a diode; the two ends of the normally open contact of the detection relay are respectively a first normally open contact end and a second normally open contact end, the positive electrode of the diode is electrically connected with the first normally open contact end of the detection relay, and the negative electrode of the diode is electrically connected with the positive electrode end of the coil of the detection relay;
the airborne air conditioner comprises a compressor, an air conditioner switch and an electric box, wherein a relay installation position is arranged in the electric box, four plug contacts are arranged on the relay installation position, the relay installation position is respectively provided with a first plug contact, a second plug contact, a third plug contact and a fourth plug contact, the first plug contact is electrically connected to the positive electrode of a power supply, the second plug contact is electrically connected to the negative electrode of the power supply through the compressor, the third plug contact is electrically connected to the positive electrode of the power supply through the air conditioner switch, and the fourth plug contact is electrically connected to the negative electrode of the power supply;
when the performance detection device of the compressor is used for detecting the performance of the airborne air conditioner, the detection relay is installed on the relay installation position, the first end of the normally open contact of the detection relay is inserted into the first plug contact, the second end of the normally open contact of the detection relay is inserted into the second plug contact, the positive electrode of the diode is inserted into the third plug contact, and the negative end of the coil of the detection relay is inserted into the fourth plug contact.
2. The compressor performance detection apparatus of an on-board air conditioner according to claim 1, wherein: the electric appliance box is internally provided with a first relay for controlling the start and stop of the compressor, and the two ends of a normally open contact of the first relay are respectively a first end of the normally open contact and a second end of the normally open contact; when the performance detection device of the compressor is not used for detecting the performance of the airborne air conditioner, the first end of the normally open contact of the first relay is inserted into the first plug contact, the second end of the normally open contact of the first relay is inserted into the second plug contact, the coil positive end of the first relay is inserted into the third plug contact, and the coil negative end of the first relay is inserted into the fourth plug contact.
3. The compressor performance detection apparatus of an on-board air conditioner according to claim 1 or 2, wherein: the electric appliance box is internally provided with a first fuse used for protecting the compressor, and the first plug contact is electrically connected to the positive electrode of the power supply through the first fuse.
4. The compressor performance detection apparatus of an on-board air conditioner according to claim 1 or 2, wherein: the air conditioner is characterized in that a second relay is further arranged in the electric box, the air conditioner switch is electrically connected to the positive electrode of the power supply through a normally open contact of the second relay, the coil negative end of the second relay is electrically connected to the negative electrode of the power supply, and the coil positive end of the second relay is electrically connected to the positive electrode of the power supply through a main switch.
5. The compressor performance detection apparatus of an on-board air conditioner according to claim 4, wherein: and a second fuse used for protecting an air conditioner switch is further arranged in the electric box, and a normally open contact of the second relay is electrically connected to the positive electrode of the power supply through the second fuse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321613675.4U CN220455434U (en) | 2023-06-25 | 2023-06-25 | Compressor performance detection device of airborne air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321613675.4U CN220455434U (en) | 2023-06-25 | 2023-06-25 | Compressor performance detection device of airborne air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220455434U true CN220455434U (en) | 2024-02-06 |
Family
ID=89737063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321613675.4U Active CN220455434U (en) | 2023-06-25 | 2023-06-25 | Compressor performance detection device of airborne air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220455434U (en) |
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2023
- 2023-06-25 CN CN202321613675.4U patent/CN220455434U/en active Active
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