CN210603929U

CN210603929U - Automobile CAN bus instrument detector

Info

Publication number: CN210603929U
Application number: CN201921567724.9U
Authority: CN
Inventors: 竺宇涛; 陈如涛; 陈新艺; 徐超越; 吴华杰; 戴晓锋
Original assignee: Yangzhou Polytechnic Institute
Current assignee: Yangzhou Polytechnic Institute
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-05-22
Anticipated expiration: 2029-09-20

Abstract

The utility model discloses an automobile CAN bus instrument detector in the technical field of automobile detection, which comprises a box body, the box rear side is movably hinged with a box cover, a bottom plate is arranged in the box body, the upper side of the bottom plate is provided with a collector and a control button, a sensor and a receiver are arranged on the bottom plate in front of the collector, at least one support rod is fixedly connected with the bottom of the inner wall of the box body on the left side and the right side of the support rod, a vertical buffer spring is fixedly connected with the bottom of the inner wall of the box body on the left side and the right side of the support rod respectively, the upper side of the support rod is fixedly connected with the bottom plate, the upper side of the buffer spring is fixedly connected with the bottom plate, the left side and the right side of the bottom plate are respectively provided with a fixed cylinder, a transverse buffer spring; the utility model discloses it is not fragile, improve measuring accuracy.

Description

Automobile CAN bus instrument detector

Technical Field

The utility model belongs to the technical field of the automobile inspection, in particular to car CAN bus instrument detector.

Background

Compared with other field buses, the CAN bus has the advantages of high communication rate, easy realization, high cost performance and the like. Among current car CAN bus instrument detector, its structure includes the box, box rear side activity articulates there is the case lid, fixedly connected with bottom plate in the box, the bottom plate upside is equipped with collector and control button, be equipped with inductor and receiver on the bottom plate in collector the place ahead, be equipped with the singlechip in the inductor, control button control detection device detects the instrument, the data that the receiver received and detected and give the singlechip with the data transmission who detects, data signal is handled to the singlechip, realize the data detection of instrument, in this design, when the detector is knocked down, do not have any buffering between bottom plate and the box, the bottom plate takes place violent vibration, the bottom plate receives violent striking, instrumentation's part damages very easily, reduce the measuring precision.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model discloses an overcome the weak point among the above-mentioned prior art, solve the fragile technical problem of prior art, provide an automobile CAN bus instrument detector, the utility model discloses it is not fragile, improve the measuring accuracy.

The purpose of the utility model is realized like this: the utility model provides an automobile CAN bus instrument detector, includes the box, box rear side activity articulates there is the case lid, is equipped with the bottom plate in the box, the bottom plate upside is equipped with collector and control button, is equipped with inductor and receiver on the bottom plate in collector the place ahead, at least one bracing piece of bottom fixedly connected with of box inner wall, the vertical buffer spring of bottom difference fixedly connected with of the box inner wall of the bracing piece left and right sides, the upside fixedly connected with bottom plate of bracing piece, buffer spring's upside and bottom plate fixed connection, the left and right sides of bottom plate is equipped with solid fixed cylinder respectively, open on the solid fixed cylinder has the sliding tray, and the left and right sides of box inner wall is the horizontal buffer spring of fixedly connected with respectively, and the one end fixedly connected with movable cylinder of bottom plate is kept away from to horizontal buffer.

In the utility model, when the box body is knocked down by accident, the vertical buffer spring buffers the height direction of the bottom plate, the transverse buffer spring buffers the left and right directions of the bottom plate, the bottom plate can not be impacted, and the binding post, the inductor and the receiver are not easy to damage, thereby ensuring the measurement precision of the utility model; the method CAN be applied to the work of detecting the CAN bus instrument.

In order to further protect the detection component from being damaged when the box body is knocked down, soft fillers are filled between the inner wall of the box body and the bottom plate in the front-back direction.

In order to remind data abnormity more intuitively, one side of the box cover facing the box body is provided with a display screen and an alarm, and a warning lamp is installed at the top of the alarm.

In order to open and close the box cover conveniently, the upper side of the box cover is provided with two connecting rods which are arranged at intervals in the left-right direction, a connecting shaft is arranged between the two connecting rods, a movable block is rotatably connected onto the connecting shaft, the front side of the box body is provided with a sleeve block, and a clamping groove which can just allow the movable block to be inserted is formed in the sleeve block.

In order to further facilitate wiring, a plurality of wiring terminals are arranged at the top of the collector, and metal rings are sleeved on the wiring terminals in a threaded manner.

Drawings

Fig. 1 is a front view of the utility model when the box cover is opened.

Fig. 2 is a top view of the middle box body of the present invention.

Fig. 3 is a partially enlarged view of a portion a in fig. 1.

The device comprises a box body 1, a vertical buffer spring 2, a supporting rod 3, a bottom plate 4, a fixed barrel 5, a display screen 6, a connecting rod 7, a rolling shaft 8, a connecting shaft 9, a movable block 10, a warning lamp 11, a warning device 12, a collector 13, a transverse buffer spring 14, a movable barrel 15, a protrusion 1501, a set of blocks 16, soft fillers 17, a control button 18, a CAN (controller area network) connector 19, a CAN data line 20, a metal ring 21, a binding post 22, a receiver 23, a sensor 24 and a sliding groove 25.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1-3, a CAN bus instrument detector for a vehicle comprises a box body 1, a box cover movably hinged to the rear side of the box body 1 (the structure that the box cover is movably hinged to the box body 1 is not shown, which is the prior art), a bottom plate 4 arranged in the box body 1, a collector 13 and a control button 18 arranged on the upper side of the bottom plate 4, a sensor 24 and a receiver 23 arranged on the bottom plate 4 in front of the collector 13, a plurality of binding posts 22 arranged on the top of the collector 13, a metal ring 21 sleeved on the binding posts 22 by screw threads, two support rods 3 fixedly connected to the bottom of the inner wall of the box body 1, vertical buffer springs 2 fixedly connected to the bottoms of the inner walls of the box body 1 on the left and right sides of the support rods 3, a bottom plate 4 fixedly connected to the upper side of the buffer springs, fixed cylinders 5 respectively arranged on the left and right, the left side and the right side of the inner wall of the box body 1 are respectively fixedly connected with a transverse buffer spring 14, one end, far away from the bottom plate 4, of the transverse buffer spring 14 is fixedly connected with a movable barrel 15, one side, facing the bottom plate 4, of the movable barrel 15 is provided with a bulge 1501, the bulge 1501 slides along a sliding groove 25, and one end, far away from the transverse buffer spring 14, of the movable barrel 15 is fixedly connected with the box body 1; in the front-rear direction, a soft filler 17 is filled between the inner wall of the box body 1 and the bottom plate 4, and the soft filler 17 can be a buffer member with a buffering effect, such as sponge.

In order to more intuitively remind data abnormity, a display screen 6 and an alarm 12 are arranged on one side of the box cover facing the box body 1, and an alarm lamp 11 is installed at the top of the alarm 12.

In order to open and close the box cover conveniently, two connecting rods 7 which are arranged at intervals in the left-right direction are arranged on the upper side of the box cover, a connecting shaft 9 is arranged between the two connecting rods 7, a roller 8 is rotatably connected onto the connecting shaft 9, a movable block 10 is arranged on the roller 8, a sleeve block 16 is arranged on the front side of the box body 1, and a clamping groove which can be used for just allowing the movable block 10 to be inserted is formed in the sleeve block 16.

In the utility model, a metal ring 21 is connected with a CAN data line 20, and one end of the CAN bus extending outwards is provided with a CAN joint 19; the collector 13 is electrically connected with the receiver 23, the receiver 23 is electrically connected with the sensor 24, and the sensor 24 is respectively electrically connected with the display screen 6 and the alarm; when the utility model is used, the box cover is opened, the metal ring 21 is screwed on the binding post 22, so that the metal ring 21 is firmly connected with the binding post 22 on the instrument; the control button 18 is pressed to start detecting the automobile instrument, the collector 13 sends the collected data to the receiver 23, the receiver 23 receives the detected data and transmits the detected data to the single chip microcomputer, the received data is displayed on the display screen 6, the single chip microcomputer processes a data signal, if the data is abnormal, the single chip microcomputer controls the alarm 12 to act, the alarm lamp 11 flickers to warn people that the automobile instrument has a fault and needs to be repaired in time; when the box body 1 is knocked down carelessly, the vertical buffer spring 2 buffers the height direction of the bottom plate 4, the transverse buffer spring 14 buffers the left and right directions of the bottom plate 4, the soft filler 17 buffers the front and back directions of the bottom plate 4, the bottom plate 4 cannot be impacted, and the collector 13, the binding post 22, the inductor 24, the receiver 23 and the like are not easy to damage, so that the measurement precision of the utility model is ensured; the method CAN be applied to the work of detecting the CAN bus instrument.

The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.

Claims

1. An automobile CAN bus instrument detector comprises a box body, a box cover is movably hinged at the rear side of the box body, a bottom plate is arranged in the box body, a collector and a control button are arranged on the upper side of the bottom plate, an inductor and a receiver are arranged on the bottom plate in front of the collector, it is characterized in that the bottom of the inner wall of the box body is fixedly connected with at least one supporting rod, the bottoms of the inner walls of the box body at the left side and the right side of the supporting rod are respectively and fixedly connected with a vertical buffer spring, the upper side of the supporting rod is fixedly connected with a bottom plate, the upper side of the buffer spring is fixedly connected with the bottom plate, the left and right sides of bottom plate is equipped with solid fixed cylinder respectively, it has the sliding tray to open on the solid fixed cylinder, and the left and right sides of box inner wall is the horizontal buffer spring of fixedly connected with respectively, and the one end fixedly connected with movable cylinder of bottom plate is kept away from to horizontal buffer spring, and movable cylinder keeps away from horizontal buffer spring's one end and box fixed connection.

2. The CAN bus instrument detector of claim 1, wherein a soft filler is filled between the inner wall of the box and the bottom plate in the front-rear direction.

3. The CAN bus instrument detector of claim 1, wherein a display screen and an alarm are disposed on a side of the box cover facing the box body, and a warning light is mounted on a top of the alarm.

4. The CAN bus instrument detector of claim 1, wherein the upper side of the box cover is provided with two connecting rods spaced in the left-right direction, a connecting shaft is arranged between the two connecting rods, the connecting shaft is rotatably connected with a movable block, the front side of the box body is provided with a sleeve block, and the sleeve block is provided with a clamping groove for the movable block to be inserted into.

5. The CAN bus instrument detector of claim 2, wherein a plurality of terminals are arranged on the top of the collector, and a metal ring is sleeved on the terminals by screw threads.