CN220207641U - Real-time automobile acceleration detection device - Google Patents
Real-time automobile acceleration detection device Download PDFInfo
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- CN220207641U CN220207641U CN202322048477.4U CN202322048477U CN220207641U CN 220207641 U CN220207641 U CN 220207641U CN 202322048477 U CN202322048477 U CN 202322048477U CN 220207641 U CN220207641 U CN 220207641U
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- 230000001133 acceleration Effects 0.000 title claims abstract description 64
- 238000001514 detection method Methods 0.000 title claims description 10
- 230000001681 protective effect Effects 0.000 claims abstract description 40
- 238000011897 real-time detection Methods 0.000 claims abstract description 9
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 239000000428 dust Substances 0.000 abstract description 4
- 239000003344 environmental pollutant Substances 0.000 abstract description 4
- 231100000719 pollutant Toxicity 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000000956 alloy Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
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Abstract
The utility model discloses an automobile acceleration real-time detection device which comprises a protective shell, wherein an upper concave part is arranged in the protective shell, an acceleration sensor body is arranged in the upper concave part, two front triangular arms are symmetrically arranged on the outer wall of one side of the protective shell, a rear triangular arm is integrally formed on the outer wall of the other side of the protective shell, a front connecting arm is fixed on the outer wall of one side of the acceleration sensor body, and the front connecting arm is positioned between the two front triangular arms. The protective shell actively provides a physical barrier for the acceleration sensor body, can protect the sensor from dust, pollutants and other damage factors in the external environment, is beneficial to prolonging the service life of the sensor and improving the reliability of the sensor, can provide a certain degree of heat insulation effect, and reduces the influence of temperature change on the device, so that the working stability and accuracy of the sensor are maintained.
Description
Technical Field
The utility model relates to the technical field of automobile spare and accessory parts, in particular to an automobile acceleration real-time detection device.
Background
The real-time vehicle acceleration detection device is a key device for measuring and monitoring the acceleration change of the vehicle. It consists of an inertial mass, a spring system and a sensor element. When the vehicle accelerates or decelerates, the inertial mass reacts to the acceleration, supporting and restoring its position by the spring system. The sensor element measures displacement or vibration and converts it into an electrical signal. Such data may be used in driving behavior analysis, vehicle stability control, and collision detection, and the real-time detection of vehicle acceleration devices are typically mounted on the chassis, engine compartment, or seat support structure of the vehicle to sense changes in acceleration of the vehicle. Mounting and fixing requires selecting a proper position and fixing with a proper material. After installation, wires need to be connected and tested and adjusted to ensure the device works properly.
An acceleration detection device and an automobile as disclosed in the grant publication CN207798877U, which comprises: an acceleration sensor; the micro control unit MCU is connected with the acceleration sensor; the acceleration sensor and the MCU are integrated on the same circuit board. The acceleration sensor and the micro control unit are integrated on the same circuit board, the acceleration sensor is used for measuring acceleration signals of the automobile in motion, the micro control unit is used as a core controller, but at present, as the automobile acceleration real-time detection device is arranged on a chassis, an engine cabin and other parts of the automobile, the chassis and the engine cabin are usually provided with more dust, slurry and other pollutants, the substances can be attached to sensor elements of the device, so that measurement is inaccurate or normal operation of the sensor is influenced, the temperature in the engine cabin is usually higher, the chassis is influenced by road surface temperature, and the chassis is exposed to high temperature or extreme temperature environment for a long time, so that performance and accuracy of the device are negatively influenced, and measurement results are inaccurate.
Disclosure of Invention
The utility model aims to provide an automobile acceleration real-time detection device for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an automobile acceleration real-time detection device, comprising:
the novel sensor comprises a protective shell, wherein an upper concave part is arranged in the protective shell, an acceleration sensor body is arranged in the upper concave part, two front triangular arms are symmetrically arranged on the outer wall of one side of the protective shell, a rear triangular arm is integrally formed on the outer wall of the other side of the protective shell, a front connecting arm is fixed on the outer wall of one side of the acceleration sensor body, the front connecting arm is positioned between the two front triangular arms, and limiting holes are formed on the outer walls of two sides of the front connecting arm;
the side wing connecting structures are arranged on the outer walls of the two sides of the protective shell, and positioning holes II are formed in the two sides of the inner parts of the rear triangular arm and the front triangular arm;
the shell drawing frame is fixed on the outer wall of one side of the front triangle arm, which is far away from the front connecting arm, and an elastic positioning structure which is mutually spliced with the outer wall of the acceleration sensor body is arranged in the shell drawing frame.
Preferably, the protecting shell and the side wing connecting structure are made of aluminum alloy members.
Preferably, the top end of the protective shell is provided with two symmetrical hollowed-out parts.
Preferably, the flank connection structure is a flank plate integrally formed on the outer walls of two sides of the protective shell, and a first positioning hole is formed in two sides of the inside of the flank plate, and a reinforcing rib which is mutually connected with the outer wall of one side of the protective shell is arranged on the outer wall of one side of the flank plate.
Preferably, the elastic positioning structure comprises a pipe sleeve fixed on the inner wall of one side of the shell drawing frame and a spiral spring fixed inside the pipe sleeve, the elastic positioning structure further comprises a pin column which is slidably installed on one side of the inner side of the shell drawing frame, one end of the pin column penetrates through the outer part of the shell drawing frame and is mutually inserted into the limiting hole, and the other end of the pin column is fixedly connected with one end of the spiral spring.
Preferably, one end of the pin surface is fixed with a plectrum, the top end of the plectrum penetrates through the outside of the shell drawing frame, the top end of the front triangular arm is fixed with a shaft sleeve, and the pin is in sliding fit with the shaft sleeve.
Compared with the prior art, the utility model has the beneficial effects that: this real-time detection device of car acceleration is through being provided with the structure of mutually supporting such as protecting crust and preceding triangle arm, the acceleration sensor body that waits to use is packed into in the last concave part of protecting crust, the bottom surface of acceleration sensor body and preceding triangle arm this moment, the bottom surface parallel and level of back triangle arm, elastic locating structure and the automatic grafting cooperation of preceding linking arm, with the protecting crust, the bottom surface orientation of acceleration sensor body is waited the mounting plane and is bolted, install promptly at the chassis of car, engine cabin or seat supporting framework structure etc. position in the car, then the protecting crust initiative provides physical barrier for the acceleration sensor body, can protect the sensor from dust in the external environment, pollutant and other harm factor's influence, help prolonging the life-span of sensor and improve its reliability, and the protecting crust can provide the thermal-insulated effect of certain degree, reduce the influence of temperature variation to the device, thereby keep the stability and the accuracy of sensor, ensure that measuring result does not receive the interference influence.
Drawings
FIG. 1 is a schematic diagram of a front view of the present utility model;
FIG. 2 is a schematic perspective view of the present utility model;
FIG. 3 is a schematic perspective view of the present utility model;
FIG. 4 is a schematic perspective view of the present utility model;
in the figure:
1. a protective shell; 101. a hollowed-out part; 102. a side wing plate; 103. reinforcing ribs; 104. positioning holes I;
2. an upper concave portion;
3. an acceleration sensor body; 301. a front connecting arm; 302. a limiting hole;
4. a rear triangle arm; 5. a front triangle arm; 6. positioning holes II; 7. a shell drawing frame; 8. a shaft sleeve;
9. an elastic positioning structure; 901. a pipe sleeve; 902. a coil spring; 903. a pin; 904. a pulling piece.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, an embodiment of the present utility model is provided: the utility model provides an automobile acceleration real-time detection device, including protecting crust 1, protecting crust 1's inside is provided with concave part 2, and the internally mounted of concave part 2 has acceleration sensor body 3, symmetrically install two preceding triangle arms 5 on the outer wall of protecting crust 1 one side, integrated into one piece has back triangle arm 4 on the outer wall of protecting crust 1's opposite side, be fixed with preceding linking arm 301 on the outer wall of acceleration sensor body 3 one side, load acceleration sensor body 3 that waits to use into concave part 2 of protecting crust 1, the bottom surface of acceleration sensor body 3 is parallel and level with the bottom surface of preceding triangle arm 5, back triangle arm 4 at this moment, preceding linking arm 301 is located between two preceding triangle arms 5, all be provided with spacing hole 302 on the outer wall of both sides of preceding linking arm 301;
the side wing connecting structures are arranged on the outer walls of the two sides of the protective shell 1, and positioning holes II 6 are formed in the two sides of the inner parts of the rear triangular arm 4 and the front triangular arm 5;
the shell drawing frame 7 is fixed on the outer wall of one side of the front triangle arm 5 away from the front connecting arm 301, an elastic positioning structure 9 which is mutually spliced with the outer wall of the acceleration sensor body 3 is arranged in the shell drawing frame 7, the front connecting arm 301 is positioned between the two front triangle arms 5, and the elastic positioning structure 9 in the shell drawing frame 7 is automatically spliced and matched with the front connecting arm 301, so that the acceleration sensor body 3 is initially connected, and the acceleration sensor body 3 is stable and positioned in the protective shell 1;
the bottom surfaces of the protective shell 1 and the acceleration sensor body 3 face to a plane to be installed, namely, the chassis, an engine cabin or a seat supporting framework structure and the like of an automobile, the device is fixed by utilizing the positioning holes II 6 in the front triangular arm 5 and the rear triangular arm 4 and the matching use of bolts, namely, the protective shell 1 is bolted with the installation surface through the four positioning holes II 6, and at the moment, most of the position of the body of the acceleration sensor body 3 is covered, so that a physical barrier is actively provided for the acceleration sensor body 3;
the chassis and the engine compartment of the automobile are usually complex environments with high temperature, vibration, impact and other factors, and by installing the device at the positions and protecting the device by using the protecting shell 1, the device can adapt to the complex environments and provide reliable acceleration measurement results;
the top end of the protective shell 1 is provided with two symmetrical hollowed-out parts 101, the flank connecting structures are flank plates 102 integrally formed on the outer walls of the two sides of the protective shell 1, and positioning holes I104 are formed in the two sides of the inside of the flank plates 102, the outer wall of one side of the flank plates 102 is provided with a reinforcing rib 103 which is mutually connected with the outer wall of one side of the protective shell 1, and the protective shell 1 and the flank connecting structures are all made of members made of aluminum alloy materials;
the protective shell 1 is made of a member made of aluminum alloy, has excellent heat insulation performance and high temperature resistance, has higher conductivity and magnetic conductivity, can effectively absorb and counteract electromagnetic wave interference, is beneficial to keeping the stability and accuracy of the sensor, and ensures that a measurement result is not influenced by interference;
the elastic positioning structure 9 comprises a pipe sleeve 901 fixed on the inner wall of one side of the shell drawing frame 7 and a spiral spring 902 fixed inside the pipe sleeve 901, the elastic positioning structure 9 also comprises a pin 903 slidably arranged on one side of the inner side of the shell drawing frame 7, one end of the pin 903 penetrates through the outer part of the shell drawing frame 7 and is mutually inserted into the limiting hole 302, the other end of the pin 903 is fixedly connected with one end of the spiral spring 902, one end of the surface of the pin 903 is fixedly provided with a pulling piece 904, the top end of the pulling piece 904 penetrates through the outer part of the shell drawing frame 7, the top end of the front triangular arm 5 is fixedly provided with a shaft sleeve 8, and the pin 903 is in sliding fit with the shaft sleeve 8;
when the acceleration sensor body 3 needs to be disassembled for maintenance, replacement and other operations, a worker releases the bolting restriction of the protective shell 1 and the mounting surface, and manually pulls the pulling piece 904, so that the pulling piece 904 drives the pin 903 to withdraw to the outside of the limiting hole 302, and the coil spring 902 is in a compressed state at the moment, so that the pin 903 and the front connecting arm 301 are separated, and the acceleration sensor body 3 can be normally taken out of the protective shell 1, and the operation is quick and convenient, and the operation and use of the acceleration sensor are convenient for the worker.
When the embodiment of the application is used, firstly, a worker loads the acceleration sensor body 3 to be used into the upper concave part 2 of the protective shell 1, at this time, the bottom surface of the acceleration sensor body 3 is flush with the bottom surfaces of the front triangular arm 5 and the rear triangular arm 4, the front connecting arm 301 is positioned between the two front triangular arms 5, then the elastic positioning structure 9 in the shell drawing frame 7 is automatically inserted and matched with the front connecting arm 301, so that the acceleration sensor body 3 is initially connected, the acceleration sensor body 3 is enabled to be stable and positioned in the protective shell 1, the phenomenon that the acceleration sensor body 3 shakes and is unstable due to overlarge assembly gaps of the acceleration sensor body 3 and the protective shell 1 is avoided, then the worker faces the bottom surfaces of the protective shell 1 and the acceleration sensor body 3 to a plane to be installed, namely, the chassis, the engine cabin or the seat in the automobile supports the skeleton structure and other parts, the front triangle arm 5, the second locating holes 6 in the rear triangle arm 4 and the matching use of bolts are utilized to fix the device, namely, the protective shell 1 is bolted with the installation surface through the second locating holes 6, at the moment, most of the body of the acceleration sensor body 3 is covered, thereby actively providing a physical barrier for the acceleration sensor body 3, protecting the sensor from dust, pollutants and other damage factors in the external environment, being beneficial to prolonging the service life of the sensor and improving the reliability of the sensor, and the protective shell 1 can provide a certain degree of heat insulation effect and reduce the influence of temperature change on the device.
Claims (6)
1. An automobile acceleration real-time detection device is characterized by comprising:
the novel sensor comprises a protective shell (1), wherein an upper concave part (2) is arranged in the protective shell (1), an acceleration sensor body (3) is arranged in the upper concave part (2), two front triangular arms (5) are symmetrically arranged on the outer wall of one side of the protective shell (1), a rear triangular arm (4) is integrally formed on the outer wall of the other side of the protective shell (1), a front connecting arm (301) is fixed on the outer wall of one side of the acceleration sensor body (3), the front connecting arm (301) is positioned between the two front triangular arms (5), and limiting holes (302) are formed in the outer walls of two sides of the front connecting arm (301);
the side wing connecting structures are arranged on the outer walls of the two sides of the protective shell (1), and positioning holes II (6) are formed in the two sides of the inner parts of the rear triangular arm (4) and the front triangular arm (5);
the shell drawing frame (7), the shell drawing frame (7) is fixed on the outer wall of one side of the front triangle arm (5) far away from the front connecting arm (301), and an elastic positioning structure (9) which is mutually spliced with the outer wall of the acceleration sensor body (3) is arranged in the shell drawing frame (7).
2. The real-time automobile acceleration detection device according to claim 1, wherein: the protective shell (1) and the flank connecting structure are made of aluminum alloy members.
3. The real-time automobile acceleration detection device according to claim 1, wherein: two symmetrical hollowed-out parts (101) are arranged at the top end of the protective shell (1).
4. The real-time automobile acceleration detection device according to claim 1, wherein: the side wing connecting structure is formed by integrally forming side wing plates (102) on the outer walls of two sides of the protective shell (1), positioning holes I (104) are formed in the two sides of the inside of the side wing plates (102), and reinforcing ribs (103) which are mutually connected with the outer wall of one side of the protective shell (1) are arranged on the outer wall of one side of the side wing plates (102).
5. The real-time automobile acceleration detection device according to claim 1, wherein: elastic positioning structure (9) is including fixing pipe box (901) on taking out shell frame (7) one side inner wall to and pipe box (901) inside fixed coil spring (902), elastic positioning structure (9) still include slidable mounting at taking out shell frame (7) inside one side round pin post (903), and the one end of round pin post (903) runs through to taking out shell frame (7) outside and peg graft each other with spacing hole (302), the other end of round pin post (903) and the one end fixed connection of coil spring (902).
6. The real-time automobile acceleration detection device according to claim 5, wherein: one end of the surface of the pin (903) is fixed with a poking piece (904), the top end of the poking piece (904) penetrates through the outer part of the shell drawing frame (7), the top end of the front triangular arm (5) is fixed with a shaft sleeve (8), and the pin (903) is in sliding fit with the shaft sleeve (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322048477.4U CN220207641U (en) | 2023-08-01 | 2023-08-01 | Real-time automobile acceleration detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322048477.4U CN220207641U (en) | 2023-08-01 | 2023-08-01 | Real-time automobile acceleration detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220207641U true CN220207641U (en) | 2023-12-19 |
Family
ID=89150181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322048477.4U Active CN220207641U (en) | 2023-08-01 | 2023-08-01 | Real-time automobile acceleration detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220207641U (en) |
-
2023
- 2023-08-01 CN CN202322048477.4U patent/CN220207641U/en active Active
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