CN208984280U - Vehicular liquid pressure sensor and automobile including it - Google Patents
Vehicular liquid pressure sensor and automobile including it Download PDFInfo
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- CN208984280U CN208984280U CN201821861828.6U CN201821861828U CN208984280U CN 208984280 U CN208984280 U CN 208984280U CN 201821861828 U CN201821861828 U CN 201821861828U CN 208984280 U CN208984280 U CN 208984280U
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- liquid pressure
- quick coupling
- pressure sensor
- interface
- connecting pin
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Abstract
The utility model discloses a kind of Vehicular liquid pressure sensor and including its automobile, Vehicular liquid pressure sensor includes: sensor body, and the sensor body is for monitoring the pressure signal of liquid in pipe under test and being converted to electric signal output；At least two interfaces are provided in the sensor body, quick coupling is provided at least two interfaces, two ports to be measured of the pipe under test are detachably connected on respectively in the quick coupling, and pass through the quick coupling and the orifice.The utility model provides a kind of Vehicular liquid pressure sensor and the automobile including it, liquid-pressure pick-up and pipeline detachable connection, reduces the dismounting difficulty of liquid-pressure pick-up, shortens disassembly and assembly time, reduces maintenance cost.
Description
Technical field
The utility model relates to liquid-pressure pick-up, more particularly, to a kind of Vehicular liquid pressure sensor and
Including its automobile.
Background technique
There are the coolings in the fuel oil or cooling system in plurality of liquid, such as fuel pipe in the operating system of automobile
Liquid, by taking coolant liquid as an example, the cooling system of liquid cooling automobile carries out coolant liquid circulation by the pipeline in engine, when cooling liquid stream
Guarantee its normal operation to reduce the temperature of engine through caning absorb heat when high-temperature engine, and obtains the cooling of heat
Liquid stream heat exchanger, the heat in coolant liquid are dispersed into air by heat exchanger.
For the normal work for guaranteeing operating system, need steadily to control liquid in the pressure and flow of pipeline.For convenience
Monitoring state usually installs liquid-pressure pick-up on pipeline, and forms closed loop.Existing fluid pressure sensing
The opposite end of device is provided with plug, such as barb structure, and liquid-pressure pick-up passes through barb structure grafting in the duct.
After the completion of liquid-pressure pick-up and Pipe installing, after especially whole pipeline is installed, because the factors such as mounting means increase
The disassembly difficulty of liquid-pressure pick-up.Once liquid-pressure pick-up needs to overhaul or replace, often whole using replacing
The mode of body pipeline, relative increase maintenance cost.
Therefore, it is necessary to a kind of Vehicular liquid pressure sensor and including its automobile, to solve the above problems.
Utility model content
In view of this, the purpose of this utility model is that proposing a kind of Vehicular liquid pressure sensor and the vapour including it
Vehicle, liquid-pressure pick-up and pipeline detachable connection reduce the dismounting difficulty of liquid-pressure pick-up, when shortening dismounting
Between, reduce maintenance cost.
Based on a kind of above-mentioned purpose Vehicular liquid pressure sensor provided by the utility model, comprising:
Sensor body, the sensor body is for monitoring the pressure signal of liquid in pipe under test and being converted to telecommunications
Number output；It is provided at least two interfaces in the sensor body, is provided with quick coupling at least two interfaces,
Two ports to be measured of the pipe under test are detachably connected on respectively in the quick coupling, and pass through the quick coupling
With the orifice.
Preferably, the interface includes at least two first interfaces and at least one second interface, and at least two described the
The quick coupling is provided on one interface；At least one described second interface with two bypass conduits for being connected to.
Preferably, the quick coupling include by channel be connected to the first connecting pin and second connection end, described first
Connecting pin is for being connected to the first interface, and the second connection end with the port to be measured for being detachably connected.
Preferably, both the first interface and first connecting pin are interference fitted.
Preferably, the junction of both the first interface and described first connecting pin is covered at least one layer of sealing ring.
Preferably, the channel successively includes the first duct and second from the second connection end to first connecting pin
Duct, the diameter in first duct are greater than the diameter in second duct.
Preferably, circumferentially distributed circumferential elastic slice is provided in first duct, the circumferential direction elastic slice is fixed on institute
It states in second connection end, and extends towards first connecting pin side, the diameter of the circumferential direction elastic slice is connected from described second
Holding first connecting pin is in be gradually reduced.
Preferably, both described port to be measured Yu second duct of the pipe under test are interference fitted.
Furthermore it is preferred that both the sensor body and the quick coupling are an integral molding structure.
The utility model also provides a kind of automobile, and the automobile includes such as above-mentioned liquid-pressure pick-up.
From the above it can be seen that Vehicular liquid pressure sensor provided by the utility model and the vapour including it
Vehicle has the advantage that sensor body by quick coupling and pipeline detachable connection, is passing compared with prior art
When sensor ontology breaks down, can only removal sensor ontology it be passed without replacing pipe under test to reduce fluid pressure
The dismounting difficulty of sensor shortens disassembly and assembly time, reduces maintenance cost, increases the convenience of maintenance conditions.
Detailed description of the invention
By the way that embodiment is described with reference to the accompanying drawing, the features described above and technological merit of the utility model will
It becomes more fully apparent and is readily appreciated that.
Fig. 1 is the schematic diagram of the Vehicular liquid pressure sensor used in the utility model specific embodiment.
Fig. 2 is the A-A cross-sectional view of Vehicular liquid pressure sensor shown in FIG. 1.
Wherein appended drawing reference:
1: sensor body；11: first interface；12: second interface；2: quick coupling；
21: the first connecting pins；22: second connection end；23: the first ducts；24: the second ducts；
25: annular elastic slice；3: sealing ring.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below in conjunction with specific embodiment, and
Referring to attached drawing, the utility model is further described.Wherein identical components are presented with like reference characters.It needs
Illustrate, word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to the side in attached drawing
To.The word "inner" used and "outside" refer respectively to the direction towards or away from geometric center of specific component.
Fig. 1 is the schematic diagram of the Vehicular liquid pressure sensor used in the utility model specific embodiment.Fig. 2 is Fig. 1
Shown in Vehicular liquid pressure sensor A-A cross-sectional view.As depicted in figs. 1 and 2, Vehicular liquid pressure sensor includes: to pass
Sensor ontology 1 and quick coupling 2.
Sensor body 1 is for monitoring in pipe under test (not shown) the pressure signal of liquid and to be converted to electric signal defeated
Out；It is provided at least two interfaces in sensor body 1, quick coupling 2 is provided at least two interfaces, pipe under test
Two ports to be measured are detachably connected on respectively in quick coupling 2, and pass through quick coupling 2 and orifice.
The monitoring port of pipe under test is detachably connected with quick coupling 2, and is mounted on sensor sheet by quick coupling 2
On the interface of body 1.When liquid-pressure pick-up breaks down and needs repairing, by the port to be measured of pipe under test and quick coupling
2 separation, so that sensor body 1 is separated with pipe under test, independently detachable sensor body 1.Liquid-pressure pick-up and pipe
Road detachable connection, when sensor body 1 breaks down, can only removal sensor ontology 1, without replacing to test tube
Road shortens disassembly and assembly time to reduce the dismounting difficulty of liquid-pressure pick-up, reduces maintenance cost, increases maintenance conditions
Convenience.
Two ports to be measured of pipe under test are respectively liquid-inlet and liquid outlet, excellent in order to adapt to different pipe networks
Selection of land, interface include at least two first interfaces 11 and at least one second interface 12, are all provided at least two first interfaces 11
It is equipped with quick coupling 2；At least one second interface 12 with two bypass conduits for being connected to.Liquid-inlet and liquid outlet pass through respectively
Quick coupling 2 is connected to first interface 11, to be monitored to pipe under test；Second interface 12 is used for other pipes with pipe network
Road is connected to, and to improve flexibility, meets the requirement of pipe network laying.
In the present embodiment, the shell of sensor body 1 can be used but be not limited to three-port structure, three-port structure and interface one
Body is molded, wherein two opposite through-holes of three-port structure are first interface 11, are mounted on quick coupling 2, so as to respectively
It is connected to the liquid-inlet of pipe under test and liquid outlet；Another through-hole of three-port structure is second interface 12, second interface
12 mountable quick couplings 2, and be connected to other pipelines of pipe network；Or second interface is directly connected to other pipelines of pipe network.
Preferably, quick coupling 2 includes the first connecting pin 21 being connected to by channel and second connection end 22, the first connection
End 21 is for being connected to first interface 11, and second connection end 22 with port to be measured for being detachably connected.First connecting pin 21
It is connect respectively with sensor body 1 and pipe under test with second connection end 22, wherein second connection end 22 and pipe under test are removable
Connection is unloaded, to reduce dismounting difficulty, moreover, the structure of quick coupling is simple, cost of manufacture is cheap.
In the present embodiment, quick coupling 2 is tubular structure, and the diameter of the first connecting pin 21 is less than second connection end 22
Diameter；The outer diameter of second connection end 22 is slightly larger than the outer diameter of first interface, and the first connecting pin 21 is pluggable in first interface 11,
Pipe under test is pluggable in second connection end 22.
In the present embodiment, the first connecting pin 21 can weld on first interface 11 or first interface 11 is withheld
On one connecting pin 21；Pipe under test can be inserted into second connection end 22.
Preferably, both first interface 11 and the first connecting pin 21 interference fit.Using interference fit type, dress can be reduced
With difficulty, assembly time is saved, increases convenience.
Preferably, the junction of 21 the two of first interface 11 and the first connecting pin is covered at least one layer of sealing ring 3.Pass through
Sealing ring 3 is set, the junction of both first interface 11 and the first connecting pin 21 is sealed, the close of device entirety can be improved
Feng Xing avoids the accuracy for influencing the monitoring data of sensor body 1.
In the present embodiment, sealing ring 3 can be set in the outside of the first connecting pin 21, and sealing ring 3 can be along the first connection
The length direction diffraction at end 21, is then plugged in first interface 11 and is assembled.
Preferably, channel is from the 22 to the first connecting pin of second connection end 21 successively including the first duct 23 and the second duct
24, the diameter in the first duct 23 is greater than the diameter in the second duct 24.First duct 23 is from second connection end 22 to the first connecting pin
21 sides extend, and the second duct 24 extends from first and connecting pin 21 to second connection end side, and the first connecting pin 21 is plugged on
In first interface 11, and pipe under test from second connection end be inserted into, for realize pipe under test and first interface matching, by first
The diameter in duct 23 is set greater than the diameter in the second duct 24, so as to can be accurate between pipe under test and sensor body 1
Docking.
Preferably, circumferentially distributed circumferential elastic slice 25 is provided in the first duct 23, circumferential elastic slice 25 is fixed on second
In connecting pin 22, and extend towards 21 side of the first connecting pin, the diameter of circumferential elastic slice 25 connects from second connection end 22 to the first
Connecing end 21 is in be gradually reduced.When pipe under test is out of second connection end insertion channel, circumferential elastic slice 25 protrudes into logical for pipe under test
Pipeline in road provides circumferential support force, and as pipe under test is gradually mobile to the first connecting pin side, pipe under test pushes ring
Deformation is generated to elastic slice 25, annular elastic slice 25 is to restore deformation to be extruded in pipe under test, to be limited to pipe under test,
Increase the connective stability of pipe under test and quick coupling 2.
Preferably, both ports to be measured Yu the second duct 24 of pipe under test interference fit.Pipe under test is inserted into fast quick access
It in first 2 channel, and is overlapped in the second duct 24 by interference fit, improves quick coupling 2 and the connection of pipe under test is steady
It is qualitative.
Furthermore it is preferred that both sensor body 1 and quick coupling 2 are an integral molding structure.It is tied using being integrally formed
Structure can be further simplified disassembly process, further save disassembly and assembly time, improve maintenance convenience.
The use process of liquid-pressure pick-up is described further below.
It is arranged sealing ring 3 on the first connecting pin 21 of two quick coupling 2, by the first connection of two quick coupling 2
End 21, which is plugged into respectively in two first interfaces 11, to be attached, and the liquid-inlet of pipe under test and liquid outlet are distinguished grafting
It is attached in the second connection end 22 of two quick coupling 2, and limit is supported by the circumferential elastic slice 25 in quick coupling 2
Position；Second interface 12 is connected to other pipelines of pipe network.
When liquid-pressure pick-up, which breaks down, to need repairing, the liquid-inlet of pipe under test and liquid outlet are distinguished
It is exited from the second connection end 22 of two quick coupling 2, by other pipelines of the second interface 12 of sensor body 1 and pipe network point
From, independent removal sensor ontology 1, and it is motionless to retain pipe under test.
The utility model also provides a kind of automobile, and automobile includes such as above-mentioned liquid-pressure pick-up.Automobile is using above-mentioned
Liquid-pressure pick-up, sensor body and pipeline detachable connection can only dismantle biography when sensor body breaks down
Sensor ontology, to reduce the dismounting difficulty of liquid-pressure pick-up, shortens disassembly and assembly time without replacing pipe under test,
Maintenance cost is reduced, the convenience of maintenance conditions is increased.
From the description above with practice it is found that Vehicular liquid pressure sensor provided by the utility model and including its
Automobile has the advantage that sensor body passes through quick coupling and pipeline detachable connection compared with prior art,
When sensor body breaks down, can only removal sensor ontology, without replacing pipe under test, to reduce fluid pressure
The dismounting difficulty of sensor shortens disassembly and assembly time, reduces maintenance cost, increases the convenience of maintenance conditions.
It should be understood by those ordinary skilled in the art that: the foregoing is merely specific embodiment of the utility model and
, it is not intended to limit the utility model, all any modifications within the purport of the utility model, made, change equivalent replacement
Into etc., it should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of Vehicular liquid pressure sensor characterized by comprising
Sensor body, the sensor body is for monitoring in pipe under test the pressure signal of liquid and to be converted to electric signal defeated
Out；It is provided at least two interfaces in the sensor body, is provided with quick coupling at least two interfaces, it is described
Two ports to be measured of pipe under test are detachably connected on respectively in the quick coupling, and pass through the quick coupling and institute
State orifice.
2. Vehicular liquid pressure sensor according to claim 1, which is characterized in that
The interface includes at least two first interfaces and at least one second interface, is all provided at least two first interfaces
It is equipped with the quick coupling；At least one described second interface with two bypass conduits for being connected to.
3. Vehicular liquid pressure sensor according to claim 2, which is characterized in that
The quick coupling includes the first connecting pin being connected to by channel and second connection end, and first connecting pin is for connecting
It connects on the first interface, the second connection end with the port to be measured for being detachably connected.
4. Vehicular liquid pressure sensor according to claim 3, which is characterized in that
Both the first interface and first connecting pin interference fit.
5. Vehicular liquid pressure sensor according to claim 4, which is characterized in that
The junction of both the first interface and first connecting pin is covered at least one layer of sealing ring.
6. according to the described in any item Vehicular liquid pressure sensors of claim 3 to 5, which is characterized in that the channel is from institute
It successively includes the first duct and the second duct that second connection end, which is stated, to first connecting pin, and the diameter in first duct is greater than
The diameter in second duct.
7. Vehicular liquid pressure sensor according to claim 6, which is characterized in that
Circumferentially distributed circumferential elastic slice is provided in first duct, the circumferential direction elastic slice is fixed on the second connection end
It is interior, and extend towards first connecting pin side, the diameter of the circumferential direction elastic slice is from the second connection end to described first
Connecting pin is in be gradually reduced.
8. Vehicular liquid pressure sensor according to claim 6, which is characterized in that
Both described port to be measured and second duct of the pipe under test interference fit.
9. Vehicular liquid pressure sensor according to any one of claims 1 to 5, which is characterized in that the sensor sheet
Both body and the quick coupling are an integral molding structure.
10. a kind of automobile, which is characterized in that the automobile includes Vehicular liquid pressure as described in any one of claim 1 to 9
Sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821861828.6U CN208984280U (en) | 2018-11-13 | 2018-11-13 | Vehicular liquid pressure sensor and automobile including it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821861828.6U CN208984280U (en) | 2018-11-13 | 2018-11-13 | Vehicular liquid pressure sensor and automobile including it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208984280U true CN208984280U (en) | 2019-06-14 |
Family
ID=66790817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821861828.6U Active CN208984280U (en) | 2018-11-13 | 2018-11-13 | Vehicular liquid pressure sensor and automobile including it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208984280U (en) |
-
2018
- 2018-11-13 CN CN201821861828.6U patent/CN208984280U/en active Active
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