CN208918836U - A kind of Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor and its blade backpressure measuring device - Google Patents
A kind of Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor and its blade backpressure measuring device Download PDFInfo
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- CN208918836U CN208918836U CN201821430558.3U CN201821430558U CN208918836U CN 208918836 U CN208918836 U CN 208918836U CN 201821430558 U CN201821430558 U CN 201821430558U CN 208918836 U CN208918836 U CN 208918836U
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- duct
- motor vehicle
- blade
- vehicle air
- pressure sensor
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Abstract
The utility model discloses one kind can Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor measured directly and its blade backpressure measuring device.It includes central axis, central axis is equipped with revolving body, revolving body is equipped with several blade grooves, it is characterized by: the central axis is equipped with axial central bore, it is equipped with measured hole between two adjacent blade grooves on the revolving body, measured hole includes V-shaped the first duct and the second duct, first duct is connected to blade groove, for installing pressure sensor, second duct is connected to the central bore in the first duct and central axis respectively, for drawing the conducting wire of pressure sensor.
Description
Technical field
The utility model belongs to Rotary Vane Motor Vehicle Air-Conditioning Compressor field, is related to a kind of Rotary Vane Motor Vehicle Air-Conditioning Compressor turn
Son and its blade backpressure measuring device.
Background technique
The blade backpressure measured zone of Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor refers to blade and rotor vane groove, front and back
The blade back volume region that end plate is collectively formed, the pressure in the region directly affect the stress variation of blade movement, also directly
Influence the stability of compression chamber compressed gas in rotary blade type compressor operation.
Just because of the design feature that Rotary Vane Motor Vehicle Air-Conditioning Compressor tested region is narrow, it is directed to its blade backpressure at present
It is by the way of measuring indirectly, measurement is far from measured zone indirectly, so that there are large errors for the result of measurement.
Utility model content
The purpose of this utility model is exactly that solve the above-mentioned problems, providing one kind can Spiralism type automobile sky measured directly
Adjust compressor drum and its blade backpressure measuring device.
The utility model can be achieved through the following technical solutions: a kind of Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor, including in
Mandrel, central axis are equipped with revolving body, and revolving body is equipped with several blade grooves, it is characterised in that: the central axis is equipped with axis
To central bore, be equipped with measured hole on the revolving body between two adjacent blade grooves, measured hole includes V-shaped first
Duct and the second duct, first duct are connected to blade groove, for installing pressure sensor, second duct respectively with
First duct is connected to the central bore of central axis, for drawing the conducting wire of pressure sensor.
Preferably, the quantity of the blade groove is five, week of five blade groove annular arrays in the revolving body
On face, the quantity of the measured hole is five, and five measured hole annular arrays are on the circumferential surface of the revolving body.
Preferably, the end in first duct and the bottom of blade groove are tangent.
The blade backpressure measuring device of above-mentioned Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor, it is characterised in that: further include and the
The pressure sensor of one duct clearance fit, central bore of the conducting wire of pressure sensor successively through the second duct and central axis is simultaneously
Central axis is stretched out, one end that the conducting wire of the pressure sensor stretches out central axis has been sequentially connected electrically conducting slip ring and data acquisition
Instrument.
Preferably, described state is equipped with ring-shaped step in the first duct, and the internal diameter of ring-shaped step is less than the outer of pressure sensor
Diameter forms the limit to pressure sensor to blade groove.
Preferably, mounting cap has been threadedly engaged in the measured hole, the inner wall of mounting cap is abutted with pressure sensor, is formed
Positioning to pressure sensor.
Preferably, the outer wall of the mounting cap is equipped with the mounting groove of "-" type.
Preferably, the outer wall of the mounting cap to central axis central bore distance be less than revolving body radius.
Preferably, sealing ring or rubber pad are equipped between the inner wall and pressure sensor of the mounting cap.
Preferably, the conducting slip ring uses electric brush type conducting slip ring.
Compared with prior art, the utility model has following the utility model has the advantages that the utility model Spiralism type air conditioning for automobiles compresses
Machine rotor and its blade backpressure measuring device are in use, blade can directly be measured by the pressure sensor being mounted in measured hole
Back pressure, and the pressure signal measured is drawn by rotor by the central bore of the second duct of measured hole and central axis, then
Data collecting instrument is sent by the pressure signal by conducting slip ring to analyze, and realizes the direct measurement of blade backpressure.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the cross-sectional view of the line A-A along Fig. 2；
Fig. 4 is the main view of Fig. 1；
Fig. 5 is the cross-sectional view of the line C-C along Fig. 4；
Fig. 6 is the structural representation of the blade backpressure measuring device of the utility model Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor
Figure；
Fig. 7 is the structural schematic diagram of mounting cap in the utility model；
Fig. 8 is the top view of Fig. 7；
Fig. 9 is the structural schematic diagram of the utility model.
Appended drawing reference
1 is center axis, and 11 be center inner hole, and 2 be revolving body, and 21 be blade groove, and 22 be measured hole, and 221 be the first hole
Road, 222 be the second duct, and 3 be pressure sensor, and 4 be conducting slip ring, and 5 be data collecting instrument, and 6 be ring-shaped step, and 7 be installation
Cap, 71 be mounting groove, and 8 be sealing ring.
Specific embodiment
The embodiments of the present invention are described in further detail with reference to the accompanying drawing.
In the present embodiment, the orientation or position of the instructions such as term " on " "lower" " left side " " right side " " preceding " " rear " " upper end " " lower end "
Setting relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing, rather than indication or suggestion meaning
Device or element must have a particular orientation, constructed or operated with specific orientation, therefore should not be understood as practical new to this
The limitation of type.
Referring to Fig. 1-Fig. 9, a kind of embodiment of Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor, including central axis 1, central axis 1
It is equipped with revolving body 2, revolving body 2 is equipped with several blade grooves 21, and the central axis 1 is equipped with axial central bore 11, institute
It states and is equipped with measured hole 22 between two blade grooves 21 adjacent on revolving body 2, measured hole 22 includes the first V-shaped duct 221
With the second duct 222, first duct 221 is connected to blade groove 21, for installing pressure sensor 3, second duct
222 are connected to the central bore 11 in the first duct 221 and central axis 1 respectively, for drawing the conducting wire of pressure sensor 3.
Preferably, the quantity of the blade groove 21 is five, and five 21 annular arrays of blade groove are in the revolving body 2
Circumferential surface on, the quantity of the measured hole 22 is five, and five 22 annular arrays of measured hole are on the circumferential surface of the revolving body 2.
Preferably, the end in first duct 221 and the bottom of blade groove 21 are tangent.Be conducive to avoid pressure sensor
3 prominent blade grooves 21 are interfered with blade.
The blade backpressure measuring device of above-mentioned Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor further includes between the first duct 221
The pressure sensor 3 of gap cooperation, central bore 11 of the conducting wire of pressure sensor 3 successively through the second duct 222 and central axis 1 is simultaneously
Central axis 1 is stretched out, one end that the conducting wire of the pressure sensor 3 stretches out central axis 1 has been sequentially connected electrically conducting slip ring 4 and data
Acquisition Instrument 5.
Preferably, described state is equipped with ring-shaped step 6 in the first duct 221, and the internal diameter of ring-shaped step 6 is less than pressure sensor
3 outer diameter forms the limit to pressure sensor 3 to blade groove 21.
Preferably, mounting cap 7 has been threadedly engaged in the measured hole 22, inner wall and the pressure sensor 3 of mounting cap 7 support
It connects, forms the positioning to pressure sensor 3.
Preferably, the outer wall of the mounting cap 7 is equipped with the mounting groove 71 of "-" type.Conducive to installation.
Preferably, the outer wall of the mounting cap 7 to central axis 1 central bore 11 distance be less than revolving body 2 radius.
Mounting cap 7 is avoided to stretch out measured hole 22 and cylinder body collision.
Preferably, sealing ring 8 or rubber pad are equipped between the inner wall and pressure sensor 3 of the mounting cap 7.It avoids squeezing
Damage pressure sensor 3.
Preferably, the conducting slip ring 4 uses electric brush type conducting slip ring.
It should be noted that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, this field
It is to be appreciated by one skilled in the art that can be with the technical solution of the present invention is modified or equivalently replaced, without de-
Objective and range from technical solutions of the utility model, should all cover in the scope of the claims of the utility model.
Claims (10)
1. a kind of Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor, including central axis, central axis is equipped with revolving body, and revolving body is equipped with
Several blade grooves, it is characterised in that: the central axis is equipped with axial central bore, two adjacent leaves on the revolving body
Measured hole is equipped between film trap, measured hole includes V-shaped the first duct and the second duct, and first duct and blade groove connect
Logical, for installing pressure sensor, second duct is connected to the central bore in the first duct and central axis respectively, for drawing
The conducting wire of pressure sensor out.
2. Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor according to claim 1, it is characterised in that: the quantity of the blade groove
It is five, for five blade groove annular arrays on the circumferential surface of the revolving body, the quantity of the measured hole is five, five
Measured hole annular array is on the circumferential surface of the revolving body.
3. Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor according to claim 1, it is characterised in that: the end in first duct
It holds tangent with the bottom of blade groove.
4. a kind of blade backpressure measuring device of any one of claims 1 to 3 Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor,
It is characterized in that: further including the pressure sensor with the first duct clearance fit, the conducting wire of pressure sensor is successively through the second duct
With the central bore of central axis and stretch out central axis, one end that the conducting wire of the pressure sensor stretches out central axis is sequentially connected electrically
There are conducting slip ring and data collecting instrument.
5. the blade backpressure measuring device of Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor according to claim 4, feature exist
In: described state is equipped with ring-shaped step in the first duct, the internal diameter of ring-shaped step is less than the outer diameter of pressure sensor, shape paired pressure
Limit of the sensor to blade groove.
6. the blade backpressure measuring device of Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor according to claim 5, feature exist
In: mounting cap is threadedly engaged in the measured hole, the inner wall of mounting cap is abutted with pressure sensor, is formed to pressure sensor
Positioning.
7. the blade backpressure measuring device of Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor according to claim 6, feature exist
In: the outer wall of the mounting cap is equipped with the mounting groove of "-" type.
8. the blade backpressure measuring device of Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor according to claim 6, feature exist
In: the distance of the central bore of the outer wall of the mounting cap to central axis is less than the radius of revolving body.
9. the blade backpressure measuring device of Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor according to claim 6, feature exist
In: sealing ring or rubber pad are equipped between the inner wall and pressure sensor of the mounting cap.
10. the blade backpressure measuring device of Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor according to claim 4, feature exist
In: the conducting slip ring uses electric brush type conducting slip ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821430558.3U CN208918836U (en) | 2018-09-03 | 2018-09-03 | A kind of Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor and its blade backpressure measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821430558.3U CN208918836U (en) | 2018-09-03 | 2018-09-03 | A kind of Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor and its blade backpressure measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208918836U true CN208918836U (en) | 2019-05-31 |
Family
ID=66703103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821430558.3U Active CN208918836U (en) | 2018-09-03 | 2018-09-03 | A kind of Rotary Vane Motor Vehicle Air-Conditioning Compressor rotor and its blade backpressure measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208918836U (en) |
-
2018
- 2018-09-03 CN CN201821430558.3U patent/CN208918836U/en active Active
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