CN113256846A

CN113256846A - Vehicle-mounted CAN-bus data recorder

Info

Publication number: CN113256846A
Application number: CN202110673572.6A
Authority: CN
Inventors: 柳岸敏; 唐丽萍; 杨青丰; 樊宇; 刘荣
Original assignee: Changzhou Industrial Internet Research Institute Co Ltd
Current assignee: Changzhou Industrial Internet Research Institute Co Ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-08-13
Anticipated expiration: 2041-06-17
Also published as: CN113256846B

Abstract

The invention discloses a vehicle-mounted CAN-bus data recorder, belonging to the technical field of vehicle-mounted data recorders of automobiles, comprising a data recorder, wherein the data recorder also comprises a vibration isolation bracket and a recorder, the vibration isolation bracket comprises a base and two groups of fixed columns, the base is provided with four groups, one end of each of the four groups of fixed columns is fixedly connected with the upper surface of the top of one group of the base through a bolt, the other end of each of the four groups of fixed columns is directly and fixedly connected with the lower surface of the bottom of the other group of the base, the recorder is fixedly connected with the inside of the vibration isolation device through the arrangement of the vibration isolation device, the spring in the fixed column is used for effectively isolating vibration and damping the recorder, protecting the electronic elements of the recorder, the recorder is fixed on the vibration isolation device through the arrangement of the fixed column and the metal plate, through the cooperation of curved surface piece and with the post core, absorb the buffering effectively to the vibrations of car, protect the record appearance.

Description

Vehicle-mounted CAN-bus data recorder

Technical Field

The invention belongs to the technical field of automobile-mounted data recorders, and particularly relates to an automobile-mounted CAN-bus data recorder.

Background

The measurement of dynamic parameters of an automobile during driving is an important content of an automobile experiment, and a laboratory can simulate the driving of the automobile to detect the performance of the automobile, but the measurement is greatly different from the actual road test and the dynamic parameters of the automobile. In order to consider the safety of driving, along with the gradual popularization of the internet of things, the CAN-bus is widely applied to the industrial fields of automobile electronics, rail transit and the like, more and more users need to record the CAN-bus data on site for a long time and perform fault diagnosis and analysis, so that the problems of the CAN bus are solved, and the reliability of the whole automobile network is improved.

The CAN-bus data recorder plays an important role in the driving process of the automobile, but the body of the CAN-bus data recorder is also a high-precision electronic instrument which is arranged inside the automobile, the bumping condition often occurs in the driving process of the automobile, and the precision of an internal electronic element of the precise electronic instrument is greatly influenced in a long-time bumping state, so that the vehicle-mounted CAN-bus data recorder cannot work normally.

Disclosure of Invention

The invention provides a vehicle-mounted CAN-bus data recorder, aiming at the problem that the whole instrument cannot work normally due to the failure of internal electronic components of the vehicle-mounted CAN-bus data recorder caused by the bumping of an existing automobile.

In order to solve the problems, the invention adopts the following technical scheme:

a vehicle-mounted CAN-bus data recorder comprises a data recording device, wherein the data recording device comprises a vibration isolation support and a recorder;

the vibration isolation support comprises a base and four fixed columns, wherein the base is provided with two fixed columns, one end of each of the four fixed columns is fixedly connected with the upper surface of the top of one base through a bolt, the other end of each of the four fixed columns is directly and fixedly connected with the lower surface of the bottom of the other base, each fixed column comprises a column body and a column core, the column body is in a cuboid shape, the column core is slidably connected onto the inner wall of the column body, the column body further comprises bolt holes and column shells, the bolt holes are formed in two sides of each column shell, tracks are arranged on four opposite side surfaces in each column shell, the column body further comprises four damping blocks, the four damping blocks are matched with the tracks and slidably connected onto the inner walls of the top and the bottom of each column shell, and the two damping blocks are respectively arranged on the inner walls of the top and the bottom, the shock absorption block further comprises a rubber block, a slide rail vehicle and a curved surface block, the rubber block is fixedly connected to one side of the curved surface block, and the bottom of the curved surface block is fixedly connected with the slide rail vehicle.

Preferably, the base comprises a rubber plate and an inner plate, the cross section of the inner plate is in a shape like a Chinese character 'hui', the bottom of the inner plate is fixedly connected with the rubber plate, and the shape of the rubber plate is consistent with that of the inner plate.

Preferably, the base further comprises an outer bottom plate, the inner plate and the rubber plate are arranged inside the outer bottom plate, the bottom of the rubber plate is fixedly connected with the upper surface of the bottom of the outer bottom plate, and the inner wall of the outer bottom plate is smooth.

Preferably, the column core comprises two column heads, the column heads are positioned at one end of the movable plate and are in a column shape, and the column heads are positioned at one end of the damping block and are in a sphere state.

Preferably, the column core comprises a movable plate, the movable plate is cuboid, two rectangular bulges are arranged on two side faces of the movable plate, metal plates with two bolt holes are arranged on one side of the movable plate close to the recorder, and the two column heads are fixedly connected to two sides of the movable plate.

Preferably, the column core further comprises two springs, and one ends of the two springs are fixedly connected to one side of the movable plate.

Preferably, the recorder is fixedly connected to the metal plate of the movable plate by matching with a bolt.

Advantageous effects

Compared with the prior art, the invention has the beneficial effects that:

(1) through the setting of vibration isolation device, with inside the record appearance fixed connection vibration isolation device, through the spring in the fixed column, carry out the vibration isolation shock attenuation to the record appearance effectively, protect the electronic component of record appearance.

(2) Through the setting of base, fix the fixed column on the base, through the absorption vibration energy of rubber slab, alleviate the vibration, through returning font form setting, both reduced energy transfer and had certain heat-sinking capability simultaneously.

(3) Through the setting of fixed post, fix the record appearance on the vibration isolator through the metal sheet, through the curved surface piece with the cooperation of post core, absorb the buffering effectively to the vibrations of car, protect the record appearance.

(4) Through the setting of curved surface piece, during the record appearance vibrates from top to bottom, the rubber block of curved surface piece cushions, and when the spheroid passed through the curved surface, avoid directly touching the end, further protection instrument.

Drawings

FIG. 1 is a schematic diagram of a data recording apparatus;

FIG. 2 is a schematic view of a base structure;

FIG. 3 is a schematic view of a fixing post structure;

FIG. 4 is a schematic view of a column shell structure;

FIG. 5 is a schematic view of a curved surface block;

fig. 6 is a schematic view of a pillar core structure.

The corresponding relationship between the reference numbers of the figures and the names of the components in the figures is as follows:

1. a data recording device; 2. a vibration isolation mount; 3. a recorder; 4. a base; 41. an outer base plate; 42. a rubber plate; 43. an inner plate; 5. fixing a column; 51. a cylinder; 52. a column core; 511. bolt holes; 512. a column shell; 513. a damper block; 5131. a rubber block; 5132. a slide rail vehicle; 5133. a curved surface block; 521. a spring; 522. a movable plate; 523. the column cap.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): as shown in fig. 1 to 6, which are schematic structural views of a vehicle-mounted CAN-bus data recorder according to a preferred embodiment of the present invention, the vehicle-mounted CAN-bus data recorder of the present embodiment includes a data recording device 1, where the data recording device 1 further includes the vibration isolation bracket 2 and a recorder 3; the recorder 3 is fixedly connected inside the vibration isolation support 2 by matching with a bolt; the vibration isolation support 2 comprises a base 4 and two fixing columns 5, the base 4 is provided with two fixing columns 5, the number of the fixing columns 5 is four, the uniform ends of the four fixing columns 5 are fixedly connected with the upper surface of the top of the base 4 through bolts, the other ends of the four fixing columns are directly and fixedly connected with the lower surface of the bottom of the other base 4, and the vibration reduction capacity of the recorder 3 is achieved.

As shown in fig. 2, the base 4 includes an outer bottom plate 41, a rubber plate 42 and an inner plate 43, the inner plate 43 has a cross section in a shape of a Chinese character 'hui', which reduces vibration energy transfer and also dissipates heat from the recorder 3, the bottom of the inner plate 43 is fixedly connected to the rubber plate 42, the rubber plate 42 has a shape identical to that of the inner plate 43, the inner plate 43 and the rubber plate 42 are both disposed inside the outer bottom plate 41, the bottom of the rubber plate 42 is fixedly connected to the upper surface of the bottom of the outer bottom plate 41, and the inner wall of the outer bottom plate 41 is smooth, so that the buffering direction of the rubber plate 42 is concentrated in the vertical direction.

As shown in fig. 3 to 5, the fixing column 5 includes a column 51 and a column core 52, the column 51 is rectangular, the column core 52 is slidably connected to an inner wall of the column 51, the column 51 further includes bolt holes 511, a column shell 512 and four shock-absorbing blocks 513, the bolt holes 511 are disposed at two sides of the column shell 512, four opposite side surfaces inside the column shell 512 are provided with tracks, it is ensured that the column core 52 is limited to move in a linear direction and the shock-absorbing blocks 513 are limited to move in a horizontal direction, the four shock-absorbing blocks 513 are provided with four shock-absorbing blocks 513, the four shock-absorbing blocks 513 are slidably connected to inner walls of the top and the bottom of the column shell 512 in a manner of being matched with the tracks, wherein two shock-absorbing blocks 513 are respectively disposed on inner walls of the top and the bottom, the shock-absorbing blocks 513 further include a rubber block 5131, a sliding rail car 5132 and a curved block 5133, the rubber block 5131 is fixedly connected to one side of the curved block 5133, and the bottom of the curved block 5133 is fixedly connected to the slide rail car 5132, so that the curved block 5133 can move on the column shell 512.

As shown in fig. 6, the column core 52 includes two column heads 523, a spring 521, a movable plate 522 and two column heads 523, wherein the column heads 523 are located at one end of the movable plate 522 and are in a column shape, the column heads 523 are located at one end of the damping block 513 and are in a spherical state, the two column heads 523 are fixedly connected to two sides of the movable plate 522, the two spring 521 are provided, one ends of the two springs 521 are fixedly connected to one side of the movable plate 522, the movable plate 522 is in a cuboid shape, and two sides of the movable plate 522 are rectangular and protrude to slide in the rail cabinet in the column shell 512, and one side of the movable plate 522 close to the recorder 3 is provided with a metal plate with two bolt holes 511.

A vehicle-mounted CAN-bus data recorder working principle: in this embodiment, the fixing column 5 is fixed on the base 4 by the setting of the base 4, the vibration is reduced by the absorption vibration energy of the rubber plate 42, and the vibration is reduced by the square-shaped setting, so that the energy transfer is reduced and a certain heat dissipation capability is provided at the same time, the recorder 3 is fixed on the vibration isolation bracket 2 by the setting of the fixing column 5 and the metal plate, the vibration of the automobile is effectively absorbed and buffered by the matching of the curved block 5133 and the column core 52, so as to protect the recorder 3, and when the recorder 3 vibrates up and down by the setting of the curved block 5133, the rubber block 5131 of the curved block 5133 buffers, and the column head 523 passes through the curved surface, so as to avoid direct bottoming, and further protect the instrument.

While the invention has been described in further detail in connection with specific embodiments thereof, it will be understood that the invention is not limited thereto, and that various other modifications and substitutions may be made by those skilled in the art without departing from the spirit of the invention, which should be considered to be within the scope of the invention as defined by the appended claims.

Claims

1. A vehicle-mounted CAN-bus data recorder comprises a data recording device (1), wherein the data recording device (1) comprises a vibration isolation support (2) and a recorder (3);

the method is characterized in that:

the vibration isolation support (2) comprises a base (4) and two fixing columns (5), the number of the base (4) is two, the number of the fixing columns (5) is four, the uniform ends of the four fixing columns (5) are fixedly connected with the upper surface of the top of one base (4) through bolts, the other ends of the four fixing columns are directly and fixedly connected with the lower surface of the bottom of the other base (4), each fixing column (5) comprises a column body (51) and a column core (52), the column body (51) is in a cuboid shape, the column core (52) is slidably connected onto the inner wall of the column body (51), the column body (51) further comprises a bolt hole (511) and a column shell (512), the bolt holes (511) are formed in two sides of the column shell (512), and four opposite side faces inside the column shell (512) are provided with tracks, cylinder (51) still include snubber block (513), snubber block (513) be provided with four, four snubber block (513) cooperation track sliding connection be in the inner wall of top, bottom of column shell (512) on, wherein be provided with two on the inner wall of top and bottom snubber block (513) respectively, snubber block (513) still include rubber block (5131), slide rail car (5132) and curved surface piece (5133), rubber block (5131) fixed connection in one side of curved surface piece (5133), the bottom fixed connection of curved surface piece (5133) slide rail car (5132).

2. The on-vehicle CAN-bus data recorder of claim 1, characterized in that: the base (4) comprises a rubber plate (42) and an inner plate (43), the cross section of the inner plate (43) is in a shape like a Chinese character 'hui', the bottom of the inner plate (43) is fixedly connected with the rubber plate (42), and the shape of the rubber plate (42) is consistent with that of the inner plate (43).

3. A vehicle-mounted CAN-bus data recorder according to claim 2, characterized in that: base (4) still include outer bottom plate (41), back board (43) with rubber slab (42) set up outer bottom plate (41) inside, just rubber slab (42) bottom with outer bottom plate (41) bottom upper surface fixed connection, outer bottom plate (41) inner wall set up smoothly.

4. A vehicle CAN-bus data recorder according to claim 3, wherein: the column core (52) include column cap (523), column cap (523) be provided with two, column cap (523) be located the one end of fly leaf (522) and be the column, column cap (523) be located the one end of snubber block (513) and be the spheroid state.

5. The on-vehicle CAN-bus data recorder of claim 4, wherein: the column core (52) comprises a movable plate (522), the movable plate (522) is cuboid, two rectangular protrusions are arranged on two side faces of the movable plate (522), one side, close to the recorder (3), of the movable plate (522) is provided with metal plates with two bolt holes (511), and two column heads (523) are fixedly connected to two sides of the movable plate (522).

6. An on-vehicle CAN-bus data logger as claimed in claim 5 in which: the column core (52) further comprises two springs (521), and one ends of the two springs (521) are fixedly connected to one side of the movable plate (522).

7. The on-vehicle CAN-bus data recorder of claim 6, wherein: the recorder (3) is fixedly connected to the metal plate of the movable plate (522) through bolts.