CN208653707U - A kind of vacuum pressure sensor - Google Patents
A kind of vacuum pressure sensor Download PDFInfo
- Publication number
- CN208653707U CN208653707U CN201821583473.9U CN201821583473U CN208653707U CN 208653707 U CN208653707 U CN 208653707U CN 201821583473 U CN201821583473 U CN 201821583473U CN 208653707 U CN208653707 U CN 208653707U
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- circuit board
- sensor body
- sensor
- bushing
- vacuum pressure
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Abstract
The utility model discloses a kind of vacuum pressure sensors, the utility model has the advantages of simple structure, it is cheap, and it is practical, including sensor body assembly, sensor body assembly surface is provided with cover board, sensor body assembly bottom end is connected with O-ring seal, the cover board bottom is provided with circuit board, the circuit board bottom is connected with circuit board assemblies, the circuit board assemblies bottom is provided with chip, the chip-side is provided with conductive pin, the conductive pin side is provided with connector, the connector side is provided with ontology injection molding body, ontology injection molding body side is provided with bushing, the ontology injection molding body other side is provided with sensor body, the bushing side is provided with bolt fixed disk, the O-ring seal side is provided with pressure acquisition hole；This kind of vacuum pressure sensor improves the working efficiency of sensor, has saved great amount of cost by the synergistic effect of all parts, is suitble to promote the use of.
Description
Technical field
The utility model relates to a kind of sensor, in particular to a kind of vacuum pressure sensor belongs to sensor application skill
Art field.
Background technique
Comfort level requirement with the development of the development of automobile industry, especially new-energy automobile, to brake system of car
It is higher and higher.The utility model vacuum pressure sensor is applied to automobile vacuum booster, in order to mitigate the pedal force of driver
People's brake assister usually utilizes the vacuum source of engine air inlet tube, forms brake percentage by the pressure difference of two atmospheric pressure cavities
Example power-assisted, reinforces hydraulic brake system, and product is installed on vacuum booster, monitors in real time true in vacuum booster
Reciprocal of duty cycle is converted into voltage change signal by vacuum-pressure signal, passes to ECU, and ECU judges vacuum source according to voltage signal
Whether sufficient, when vacuum source deficiency, control system opens vacuum valve, the filled vacuum pressure into vacuum booster, Lai Shixian
The power-assisted of brake pedal, since the direct power-assisted of vacuum servo is in legpower, brake operating sense is good, therefore, is widely used in car and small
On type load-carrying vehicle.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of existing technologies, and provides a kind of vacuum pressure sensing
Device, it is easy to use, save a large amount of cost.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
The utility model provides a kind of vacuum pressure sensor, including sensor body assembly, and the sensor body is total
Surface is provided with cover board, sensor body assembly bottom end is connected with O-ring seal, and the cover board bottom is provided with circuit
Plate, the circuit board bottom are connected with circuit board assemblies, and the circuit board assemblies bottom is provided with chip, and the chip-side is set
It is equipped with conductive pin, the conductive pin side is provided with connector, and the connector side is provided with ontology injection molding body, the ontology
Injection molding body side is provided with bushing, and the ontology injection molding body other side is provided with sensor body, and the bushing side is provided with
Bolt fixed disk, the O-ring seal side are provided with pressure acquisition hole.
As a kind of optimal technical scheme of the utility model, the sensor body assembly is by circuit board assemblies and sensing
Device ontology is assembled.
As a kind of optimal technical scheme of the utility model, circuit board assemblies are equipped in the sensor body and are installed
Slot, circuit board assemblies are placed in mounting groove.
As a kind of optimal technical scheme of the utility model, the sensor body be equipped with rivet hot point, conductive pin with
Bushing, circuit board are equipped with pad, rivet hot point fixing circuit board, and conductive pin is welded in board pads, and bushing is embedded in bolt
Fixed disk is fixed on vehicle body by M6 bolt.
The utility model beneficial effect achieved is: the utility model has the advantages of simple structure, cheap, and practicability
By force, connector and vehicle body connect plug-in unit, carry out the transmission of signal, and chip is connected by air pressure acquisition hole and vehicle body vacuum booster
It connects, monitors vacuum booster internal vacuum in real time, cover board is installed on sensor body assembly, for protecting sensor internal
Structure, O-ring seal are installed on pressure acquisition hole excircle and convert vacuum-pressure signal to for preventing vacuum tank gas leakage
Voltage signal, and voltage signal is supplied to ECU, ECU judges whether vacuum source sufficient according to voltage signal, when vacuum source not
When sufficient, control system opens vacuum valve, and the filled vacuum pressure into vacuum booster improves the working efficiency of sensor, saves
About a large amount of cost, it is easy to use, there are good economic benefit and a social benefit, is suitble to promote the use of.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the subjective structural schematic diagram of the utility model；
Fig. 2 is the schematic diagram of internal structure of the utility model；
Fig. 3 is the configuration schematic diagram of the utility model；
In figure: 1, sensor body assembly；2, cover board；3, O-ring seal；4, circuit board assemblies；5, sensor body；6,
Circuit board；7, chip；8, ontology injection molding body；9, bushing；10, conductive pin；11, connector；12, bolt fixed disk；13, pressure is adopted
Collect hole.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment: as shown in Figure 1-3, the utility model provides a kind of vacuum pressure sensor, including sensor body is total
At 1, bottom end is connected with O-ring seal 3, and 2 bottom of cover board is provided with circuit board 6, and 6 bottom of circuit board is connected with circuit
Board group part 4,4 bottom of circuit board assemblies are provided with chip 7, and 7 side of chip is provided with conductive pin 10, the conductive pin
10 sides are provided with connector 11, and 11 side of connector is provided with ontology injection molding body 8, and 8 side of ontology injection molding body is set
It is equipped with bushing 9,8 other side of ontology injection molding body is provided with sensor body 5, and 9 side of bushing is provided with bolt and fixes
Disk 12,3 side of O-ring seal are provided with pressure acquisition hole 13.
In order to make this kind of vacuum pressure sensor, easy to use, work efficiency is high, and the sensor body assembly 1 is by electricity
Road board group part 4 is assembled with sensor body 5, is equipped with circuit board assemblies mounting groove, circuit board group in the sensor body 5
Part 4 is placed in mounting groove, and the sensor body 5 is equipped with rivet hot point, conductive pin 10 and bushing 9, and circuit board 6 is equipped with weldering
Disk, rivet hot point fixing circuit board 6, conductive pin 10 are welded in board pads, and bushing 9 is embedded in bolt fixed disk 12 and passes through M6 spiral shell
Bolt is fixed on vehicle body.
When the utility model is used, connector 11 and vehicle body connect plug-in unit, the transmission of signal is carried out, chip 7 passes through
Air pressure acquisition hole 13 is connect with vehicle body vacuum booster, monitors vacuum booster internal vacuum in real time, and cover board 2 is installed on sensing
On device ontology assembly 1, for protecting sensor internal structure, O-ring seal 3 is installed on 13 excircle of pressure acquisition hole, is used for
Vacuum tank gas leakage is prevented, converts voltage signal for vacuum-pressure signal, and voltage signal is supplied to ECU, ECU is according to voltage
Signal judges whether vacuum source is sufficient, and when vacuum source deficiency, control system opens vacuum valve, fills into vacuum booster
Vacuum pressure.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (4)
1. a kind of vacuum pressure sensor, including sensor body assembly (1), which is characterized in that the sensor body assembly
(1) surface is provided with cover board (2), and sensor body assembly (1) bottom end is connected with O-ring seal (3), the cover board (2)
Bottom is provided with circuit board (6), and circuit board (6) bottom is connected with circuit board assemblies (4), circuit board assemblies (4) bottom
Portion is provided with chip (7), and chip (7) side is provided with conductive pin (10), and conductive pin (10) side, which is provided with, to be patched
Part (11), connector (11) side are provided with ontology injection molding body (8), and ontology injection molding body (8) side is provided with bushing
(9), ontology injection molding body (8) other side is provided with sensor body (5), and bushing (9) side is provided with bolt and fixes
Disk (12), O-ring seal (3) side are provided with pressure acquisition hole (13).
2. a kind of vacuum pressure sensor according to claim 1, which is characterized in that the sensor body assembly (1)
It is assembled by circuit board assemblies (4) and sensor body (5).
3. a kind of vacuum pressure sensor according to claim 1, which is characterized in that set in the sensor body (5)
There is circuit board assemblies mounting groove, circuit board assemblies (4) are placed in mounting groove.
4. a kind of vacuum pressure sensor according to claim 1, which is characterized in that set on the sensor body (5)
There are rivet hot point, conductive pin (10) and bushing (9), circuit board (6) to be equipped with pad, rivet hot point fixing circuit board (6), conductive pin
(10) board pads are welded in, bushing (9) is embedded in bolt fixed disk (12) and is fixed on vehicle body by M6 bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821583473.9U CN208653707U (en) | 2018-09-27 | 2018-09-27 | A kind of vacuum pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821583473.9U CN208653707U (en) | 2018-09-27 | 2018-09-27 | A kind of vacuum pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208653707U true CN208653707U (en) | 2019-03-26 |
Family
ID=65774857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821583473.9U Active CN208653707U (en) | 2018-09-27 | 2018-09-27 | A kind of vacuum pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208653707U (en) |
-
2018
- 2018-09-27 CN CN201821583473.9U patent/CN208653707U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230106 Address after: 201399 Building 4, No. 9628, Hunan Road, Huinan Town, Pudong New Area, Shanghai Patentee after: SHANGHAI LONGGAN AUTO ELECTRONICS CO.,LTD. Address before: 213000 Tenglong Road, Wujin Economic Development Zone, Changzhou, Jiangsu 2 Patentee before: CHANGZHOU INFO SENSOR TECHNOLOGY Co.,Ltd. |