CN207893300U - The leakage-preventing refrigerant tube joint assembly of air conditioning for automobiles - Google Patents
The leakage-preventing refrigerant tube joint assembly of air conditioning for automobiles Download PDFInfo
- Publication number
- CN207893300U CN207893300U CN201820255969.7U CN201820255969U CN207893300U CN 207893300 U CN207893300 U CN 207893300U CN 201820255969 U CN201820255969 U CN 201820255969U CN 207893300 U CN207893300 U CN 207893300U
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- connector
- conical surface
- leakage
- air conditioning
- tube joint
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Abstract
The utility model is related to a kind of leakage-preventing refrigerant tube joint assemblies of air conditioning for automobiles, including connector I, connector II, the connector sleeve that one end is set in I periphery of connector, the other end is threadedly coupled with connector II, it is characterised in that：Before the end of connector I sets external conical surface and external conical surface is equipped with, two-stage sphere-contact ring afterwards, the end of connector II sets inner conical surface and preceding, two-stage sphere-contact ring and inner conical surface are respectively closely against together afterwards, the insulation sensitivity bar vertical with the axial line of connector I and connector II is inserted into connector I and connector II respectively, it is buried equipped with resistance strain sensor in the sensitive bar of insulation, the signal output end of resistance strain sensor is connect after drawing connector I and connector II with measuring circuit, measuring circuit is connected with analysis comparison circuit, analysis comparison circuit is connected with warning circuit.The utility model good airproof performance prevents leakage of refrigerant, while being reminded in time when revealing, and ensures that air-conditioning normally freezes, saves energy consumption.
Description
Technical field
The utility model is related to on-board air conditioner auxiliary device, especially a kind of leakage-preventing refrigerant pipe fitting group of air conditioning for automobiles
Part.
Background technology
On-board air conditioner is made of compressor, condenser, restricting element, evaporator, wind turbine and necessary control unit, is used
In adjusting vehicle interior temperature, humidity, the air-conditioning system of a home from home is provided to occupant.Its operation principle is, when the compressor is operated,
The gaseous refrigerant for the low-temp low-pressure that compressor sucking comes out from evaporator, compressed, the temperature and pressure of refrigerant increases, and
It is admitted to condenser.In condenser, the gaseous refrigerant of high temperature and pressure transfers heat to air outside the vehicle by condenser
And liquefy, become liquid.When liquid refrigerant flows through restricting element, temperature and pressure reduces, and enters evaporator.In evaporator
Interior, the liquid refrigerant of low-temp low-pressure absorbs the heat by the in-vehicle air of evaporator and evaporates, and becomes gas.Gas and quilt
Compressor sucking carries out next round cycle.In this way, the cycle by refrigerant in system, constantly absorbs the heat of in-vehicle air
And be discharged in the outer air of vehicle, so that the temperature of in-vehicle air is gradually reduced.However when refrigerant is revealed in the circulatory system,
The refrigerating capacity of air-conditioning is seriously affected, energy consumption is wasted.
Invention content
The purpose of this utility model is to provide for a kind of reasonable for structure, leakage-preventing refrigerant pipe of service-strong air conditioning for automobiles
Adapter assembly, it is ensured that stable connection between the refrigerant pipe of air conditioning for automobiles, good airproof performance prevent leakage of refrigerant, while occurring
It is reminded in time when leakage, ensures that air-conditioning normally freezes, save energy consumption.
The technical solution of the utility model is：
A kind of leakage-preventing refrigerant tube joint assembly of air conditioning for automobiles includes for connecting the connector I of a refrigerant pipe, for connecting
The connector sleeve that the connector II of another refrigerant pipe, one end are set in I periphery of connector, the other end is threadedly coupled with connector II, feature
It is：The end of the connector I sets external conical surface and external conical surface is equipped with forward and backward two-stage sphere-contact ring, the connector II
End set inner conical surface and forward and backward two-stage sphere-contact ring and inner conical surface respectively closely against together, I He of the connector
The insulation sensitivity bar vertical with the axial line of connector I and connector II is inserted into connector II respectively, dress is buried in the sensitive bar of the insulation
Have a resistance strain sensor, the signal output end of the resistance strain sensor draw after connector I and connector II with measuring circuit
The signal output end of connection, the measuring circuit is connected with analysis comparison circuit, the signal output end of the analysis comparison circuit
It is connected with warning circuit.
The leakage-preventing refrigerant tube joint assembly of above-mentioned air conditioning for automobiles, the periphery of the connector I are equipped with the end face with connector sleeve
The annular block machine of cooperation is equipped with gasket between the end face of the connector sleeve and annular block machine.
The periphery of the leakage-preventing refrigerant tube joint assembly of above-mentioned air conditioning for automobiles, the connector II is equipped with prismatic boss, so as to
It is screwed in spanner.
The peripheral surface of the leakage-preventing refrigerant tube joint assembly of above-mentioned air conditioning for automobiles, the connector sleeve is prismatic face, in order to
Spanner screws.
The utility model has the beneficial effects that：
1, it is in close contact using the inner conical surface of the forward and backward two-stage sphere-contact ring of connector I and connector II and realizes sealing, increased
The strong reliability of sealing, it is ensured that stable connection between the refrigerant pipe of air conditioning for automobiles prevents leakage of refrigerant.
2, forward and backward Fluid pressure, resistance-strain sensing are docked by the induction of the resistance strain sensor of connector I and connector II
Device by resistance variation sends measuring circuit to, by measuring circuit be changed into current or voltage signal send to analysis it is more electric
Road, comparison result illustrate that docking point is revealed if more than normal difference range, and analysis comparison circuit transmits a signal to alarm electricity
Road reminds driver and passenger to pay attention to simultaneously overhauling in time, to ensure that air-conditioning normally freezes, saves energy consumption.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the portions A enlarged drawing in Fig. 1；
Fig. 3 is the principles of the present invention block diagram.
In figure：1. connector I, 101. sphere-contact rings, 102. sphere-contact rings, the sensitive bar I of 2. insulation, 3. gaskets, 4. connect
Female connector, 5. connectors II, 501. inner conical surfaces, 6. prismatic boss, the sensitive bar II of 7. insulation, 8. resistance strain sensor, II, 9. electricity
Hinder the annular block machine of strain transducer I, 10..
Specific implementation mode
As shown in Figure 1-Figure 3, the leakage-preventing refrigerant tube joint assembly of the air conditioning for automobiles includes for connecting connecing for a refrigerant pipe
First I 1, for connecting the connector II 5 of another refrigerant pipe, one end is set in I 1 periphery of connector, the other end is threadedly coupled with connector II 5
Connector sleeve 4.
The end of the connector I 1 sets external conical surface and external conical surface is equipped with forward and backward two-stage sphere-contact ring 101,102,
The end of the connector II 5 sets inner conical surface 501 and forward and backward two-stage sphere-contact ring 101,102 and inner conical surface 501 are tight respectively
It is closely connected to be close together.The insulation sensitivity bar I 2 vertical with the axial line of connector I 1 is inserted into the connector I 1, the insulation is sensitive
It is buried in bar I 2 equipped with resistance strain sensor I 9, the connector II 5 is interior to be inserted into the insulation sensitivity vertical with the axial line of connector II 2
Bar II 7 is buried equipped with resistance strain sensor II 8 in the sensitive bar of the insulation II 7, and the resistance strain sensor I 9 and resistance are answered
The signal output end of change sensor II 8 is connect after drawing connector I 1 and connector II 5 with measuring circuit, the signal of the measuring circuit
Output end is connected with analysis comparison circuit, and the signal output end of the analysis comparison circuit is connected with warning circuit.
In the present embodiment, the periphery of the connector I 1 is equipped with the annular block machine 10 coordinated with the end face of connector sleeve 4, the company
It is equipped with gasket 3 between the end face of female connector 4 and annular block machine 10.The periphery of the connector II 2 is equipped with prismatic boss 6, the connection
The peripheral surface of set 4 is prismatic face, in order to which spanner screws.
Claims (4)
1. a kind of leakage-preventing refrigerant tube joint assembly of air conditioning for automobiles includes for connecting the connector I of a refrigerant pipe, for connecting separately
The connector sleeve that the connector II of one refrigerant pipe, one end are set in I periphery of connector, the other end is threadedly coupled with connector II, feature exist
In：The end of the connector I sets external conical surface and external conical surface is equipped with forward and backward two-stage sphere-contact ring, the connector II
End sets inner conical surface and forward and backward two-stage sphere-contact ring and inner conical surface respectively closely against together, the connector I and connects
The insulation sensitivity bar vertical with the axial line of connector I and connector II is inserted into first II respectively, buries and is equipped in the sensitive bar of the insulation
Resistance strain sensor, the signal output end of the resistance strain sensor connect after drawing connector I and connector II with measuring circuit
Connect, the signal output end of the measuring circuit is connected with analysis comparison circuit, the signal output end of the analysis comparison circuit and
Warning circuit is connected.
2. the leakage-preventing refrigerant tube joint assembly of air conditioning for automobiles according to claim 1, it is characterised in that：The connector I
Periphery is equipped with the annular block machine coordinated with the end face of connector sleeve, and gasket is equipped between the end face of the connector sleeve and annular block machine.
3. the leakage-preventing refrigerant tube joint assembly of air conditioning for automobiles according to claim 1, it is characterised in that：The connector II
Periphery is equipped with prismatic boss.
4. the leakage-preventing refrigerant tube joint assembly of air conditioning for automobiles according to claim 1, it is characterised in that：The connector sleeve
Peripheral surface is prismatic face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820255969.7U CN207893300U (en) | 2018-02-13 | 2018-02-13 | The leakage-preventing refrigerant tube joint assembly of air conditioning for automobiles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820255969.7U CN207893300U (en) | 2018-02-13 | 2018-02-13 | The leakage-preventing refrigerant tube joint assembly of air conditioning for automobiles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207893300U true CN207893300U (en) | 2018-09-21 |
Family
ID=63541996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820255969.7U Active CN207893300U (en) | 2018-02-13 | 2018-02-13 | The leakage-preventing refrigerant tube joint assembly of air conditioning for automobiles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207893300U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110939806A (en) * | 2019-12-11 | 2020-03-31 | 徐州徐工液压件有限公司 | Low-temperature-resistant rubber combined joint |
-
2018
- 2018-02-13 CN CN201820255969.7U patent/CN207893300U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110939806A (en) * | 2019-12-11 | 2020-03-31 | 徐州徐工液压件有限公司 | Low-temperature-resistant rubber combined joint |
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