CN216532040U - Automobile diagnosis equipment - Google Patents

Abstract

The utility model discloses automobile diagnosis equipment, which comprises a diagnosis host and VCI equipment, wherein a shell of the diagnosis host is provided with an accommodating station of the VCI equipment, at least one contact surface between the VCI shell of the VCI equipment and the accommodating station is respectively provided with a magnetic attraction device, and the VCI equipment is fixed on the accommodating station in an adsorption manner through the magnetic attraction device. Through be provided with holding stations such as VCI recess on the casing at the diagnosis host computer, and it is fixed through the magnetic adsorption mode between VCI equipment and the holding station, because the permanent magnet has good ground stability, VCI equipment and holding station are relapse a lot of separation and combination, all can not make fixed strength take place obvious change, overcome the draw-in groove, the easy jamming that the buckle formula held the company, the inconvenient problem of taking off, simultaneously, play and save usage space, easily carry, easily fixed, the effect of difficult smooth tooth.

Description

Automobile diagnosis equipment

Technical Field

The utility model relates to the technical field of automobile fault diagnosis instruments, in particular to automobile diagnosis equipment.

Background

With the continuous development of automobile electronic technology, the currently produced automobiles integrate an on-board diagnostic system (OBD), the OBD system monitors systems and components such as an engine, a catalytic converter, a particulate trap, an oxygen sensor, an emission control system, a fuel system, an EGR and the like in real time, and then is connected to an ECU electronic control unit through different emission-related component information, the ECU can detect and analyze emission-related faults, when the emission faults occur, the ECU records the fault information and related codes and sends out warning through a fault lamp to inform a driver, and the ECU ensures the access and processing of the fault information through a standard data interface. The automobile fault diagnosis instrument is a vehicle fault self-checking terminal used in conjunction with OBD system, and the automobile fault diagnosis instrument (also called as automobile decoder) is a portable intelligent automobile fault self-checking instrument for detecting automobile fault, so that the user can use it to read the fault in the automobile electric control system quickly, and display the fault information through LCD screen to find out the position and reason of the fault quickly.

In order to realize data interaction between an OBD system and external equipment, an OBD interface is defined and used for connecting an interface of a vehicle ECU running computer, and under a common condition, an automobile fault diagnosis instrument is connected with the vehicle ECU through an OBD connector and can realize wired or wireless communication, so that the automobile fault diagnosis instrument and the OBD connector are devices matched with each other. For example, chinese utility model patent with publication number CN207148645U discloses an improved automobile fault diagnosis instrument, which includes a diagnosis host and an OBD diagnosis connector, both of which have wireless communication modules inside, and a storage device is disposed at the back side of the diagnosis host; the storage device comprises two storage arm plates, a limiting baffle and an elastic expansion plate, and each storage arm plate is provided with a guide slide rail; the OBD diagnosis connects including main part shell and OBD connects, offers one on the main part shell to be used for supplying the direction slide rail to counterpoint the direction spout of gomphosis. The OBD diagnosis connector and the diagnosis host can be directly assembled into a whole by using the storage device, an independent tool box is not needed for storing the OBD diagnosis connector and the diagnosis host simultaneously, the problem that parts are easy to lose is avoided, the carrying and transportation convenience of the detector can be improved, the diagnosis host and the OBD diagnosis connector are connected through wireless communication, data transmission between the diagnosis host and the OBD diagnosis connector can be realized without arranging a wire between the diagnosis host and the OBD diagnosis connector, and the use flexibility and the use convenience of the diagnosis instrument are greatly improved.

Generally, the existing automotive diagnostic host and VCI device are two independent devices, which are not integrated or fixedly connected together, and are connected with each other only in a wired or wireless manner during use; or the VCI equipment is fixed on the automobile diagnosis host machine in the modes of structural design plug-in and pull-out, buckle and the like, and the VCI equipment is taken out and plugged into an OBD interface on an automobile when in use; however, in the using process, the diagnosis host and the VCI equipment are easy to lose when independent from each other; when the VCI device is fixed on the diagnostic host by plugging or pulling the VCI device or the latch, the VCI device and the diagnostic host are worn by frequent plugging or pulling, so that the friction force between the contact surfaces of the VCI device and the diagnostic host is reduced, or the fixing structures such as the latch fail, and the VCI device cannot be well fixed on the diagnostic host after being used for a period of time, therefore, the existing automotive diagnostic device integrated with the VCI device needs to be further structurally optimized.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide the automobile diagnosis equipment which is simple in structure and can realize that the VCI equipment can be stably kept well fixed on the diagnosis host computer for a long time, so that a user can conveniently use the automobile diagnosis function.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

the utility model provides automobile diagnosis equipment which comprises a diagnosis host and VCI equipment, wherein a housing of the diagnosis host is provided with an accommodating station of the VCI equipment, at least one contact surface between the VCI housing of the VCI equipment and the accommodating station is respectively provided with a magnetic attraction device, and the VCI equipment is fixedly adsorbed on the accommodating station through the magnetic attraction device.

Further, the diagnosis host computer includes casing behind host computer procapsid and the host computer, be provided with the display screen on the host computer procapsid the casing sets up behind the host computer the holding station, magnetism is inhaled the device and is passed through draw-in groove, buckle, bonding, screw, butt fusion or integrated into one piece and set up behind the host computer on the casing, magnetism is inhaled the device and is corresponded the holding station.

Furthermore, the VCI equipment includes the VCI casing and sets up the OBD of VCI casing one end connects, the device is inhaled through draw-in groove, buckle, bonding, screw, butt fusion or integrated into one piece setting in the VCI casing to the device is inhaled with the magnetism of holding station and is inhaled the device and correspond the cooperation each other.

Furthermore, the accommodating station is a VCI groove arranged on the rear housing of the host, the VCI groove and the VCI device are matched with each other in external shape, a joint accommodating part is arranged corresponding to the OBD joint, a housing accommodating part is arranged corresponding to the VCI housing, and the magnetic attraction devices matched with each other are arranged on the housing accommodating part and the VCI housing.

Furthermore, the magnetic attraction device is a magnet piece, at least one group of magnet pieces are respectively arranged on the host rear shell and the VCI shell through a clamping groove, a buckle, an adhesive, a screw, a fusion joint or an integrated molding, and the magnet pieces of the VCI shell and the magnet pieces in the VCI groove are arranged in an opposite polarity mode and are mutually attached and adsorbed.

Further, the device is inhaled to magnetism is magnet piece and magnetism board, at least a set of the magnet piece with magnetism board sets up through draw-in groove, buckle, bonding, screw, butt fusion or integrated into one piece respectively behind the host computer the casing with on the VCI casing, the magnet piece with magnetism board corresponds the laminating and adsorbs.

Further, it includes magnet piece or magnetism suction disc to inhale the device to a plurality of round magnet, the magnet piece perhaps the magnetism suction disc passes through draw-in groove, buckle, bonding, screw, butt fusion or integrated into one piece and sets up casing behind the host computer, it is a plurality of round magnet passes through draw-in groove, buckle, bonding, screw, butt fusion or integrated into one piece and sets up on the VCI casing, it is a plurality of round magnet with the opposite setting of magnet piece polarity adsorbs or a plurality of round magnet with the board laminating of magnetism is inhaled and is adsorbed.

Further, it includes magnet piece or magnetism suction disc to inhale the device to a plurality of round magnet, the magnet piece perhaps the magnetism suction disc passes through draw-in groove, buckle, bonding, screw, butt fusion or integrated into one piece and sets up VCI casing, it is a plurality of round magnet passes through draw-in groove, buckle, bonding, screw, butt fusion or integrated into one piece and sets up on the VCI recess, it is a plurality of round magnet with magnet piece polarity sets up and adsorbs or a plurality of round magnet with the board laminating of magnetism is inhaled and is adsorbed.

Preferably, the magnetic attraction device comprises a plurality of circular magnets, the VCI shell and the VCI groove are respectively provided with a plurality of circular magnets through clamping grooves, clamping buckles, bonding, screws, welding or integrated molding, and each group of circular magnets are arranged on the contact surfaces of the VCI shell and the VCI groove in opposite polarities and are attached to and attracted by each other.

Further, a host circuit board and a battery are integrated in a cavity between the host front shell and the host rear shell; the host computer procapsid with the casing cladding is provided with protective housing behind the host computer is provided with interface panel with one of them lateral part of casing behind the host computer procapsid with the host computer, be provided with on the interface panel with a plurality of data interface that the host computer circuit board is connected.

By adopting the technical scheme, the housing of the diagnosis host machine is provided with the VCI groove and other accommodating stations, the VCI equipment and the accommodating stations are fixed in a magnetic adsorption mode, and the permanent magnet has good stability, so that the VCI equipment and the accommodating stations are repeatedly separated and combined, the fixing strength is not obviously changed, the problems of easy clamping stagnation and inconvenient taking-off of clamping grooves and clamping buckle type accommodating are solved, and the automobile diagnosis equipment plays a role in saving the use space, is easy to carry, is easy to fix and is not easy to slide.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a three-dimensional block diagram of an automotive diagnostic apparatus according to an embodiment of the present invention;

FIG. 2 is a three-dimensional exploded structural view of an automotive diagnostic apparatus according to an embodiment of the present invention;

FIG. 3 is a three-dimensional operation status structure diagram of the vehicle diagnostic apparatus according to the embodiment of the present invention;

FIG. 4 is a rear view structural diagram of an automotive diagnostic apparatus according to an embodiment of the present invention;

FIG. 5 is a cross-sectional structural view of a first vehicle diagnostic apparatus according to an embodiment of the present invention;

FIG. 6 is a cross-sectional structural view of a second automotive diagnostic apparatus according to an embodiment of the present invention;

FIG. 7 is a sectional view showing the construction of a third automobile diagnostic apparatus according to the embodiment of the present invention;

FIG. 8 is a cross-sectional structural view of a fourth automotive diagnostic apparatus according to an embodiment of the present invention;

FIG. 9 is a cross-sectional structural view of a fifth vehicle diagnostic apparatus according to an embodiment of the present invention;

FIG. 10 is a first three-dimensional exploded view of a third vehicle diagnostic apparatus according to an embodiment of the present invention;

FIG. 11 is a second three-dimensional exploded view of a third vehicle diagnostic apparatus according to an embodiment of the present invention;

FIG. 12 is a schematic block diagram of a control body of an automotive diagnostic device in accordance with an embodiment of the present invention;

in the figure, 10-diagnosis host, 11-front host shell, 12-rear host shell, 13-protection shell, 14-accommodating station, 141-joint accommodating part, 142-shell accommodating part and 143-taking and placing groove; 15-accommodating groove, 16-turning bracket, 17-interface panel, 18-display screen, 19-host circuit board, 110-battery;

20-VCI equipment, 21-OBD connector, 22-VCI shell, 221-base shell, 222-side shell, 223-holding groove, 23-VCI circuit board and 24-plug terminal;

30-magnetic attraction device, 31-magnet piece, 32-magnetic attraction plate and 33-round magnet.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Examples

As shown in fig. 1, 2, 4, and 5, an embodiment of the present invention provides an automotive diagnostic apparatus, including a diagnostic host 10 and a VCI device 20, where a housing of the diagnostic host 10 is provided with an accommodating station 14 of the VCI device 20, at least one contact surface between a VCI housing 21 of the VCI device 20 and the accommodating station 14 is respectively provided with a magnetic attraction device 30, and the VCI device 20 is fixed to the accommodating station 14 by the magnetic attraction device 30.

As shown in fig. 4, the diagnosis host 10 includes a host front case 11 and a host rear case 12, a display screen 18 is disposed on the host front case 11, the host rear case 12 is disposed with the accommodating station 14, the magnetic attraction device 30 is disposed on the host rear case 12 through a clamping groove, a buckle, an adhesive, a screw, a welding or an integral molding, and the magnetic attraction device 30 corresponds to the accommodating station 14.

As shown in fig. 1, 2 and 5, a host circuit board 19 and a battery 110 are integrally arranged in a cavity between the host front shell 11 and the host rear shell 12; the host computer front shell 11 with the cladding of host computer back shell 12 is provided with protective housing 13 all around the host computer front shell 11 with one side of host computer back shell 12 is provided with interface panel 17, be provided with on the interface panel 17 with a plurality of data interface that host computer circuit board 19 is connected.

As shown in fig. 12, the control system of the diagnosis host 10 mainly includes the following modules: a C8051F020 processor and peripheral expansion circuit module thereof, a keyboard, a liquid crystal display module, an external expansion memory module, CAN and LIN, and a communication module; a serial communication module with a PC; in addition, a power supply circuit (a battery, a charging device, and the like) and a system reset circuit are provided. Optionally, a wireless communication device is further integrated on the host circuit board 19, and the wireless communication device is one or more of a bluetooth communication module, a wireless RF communication module, and a Wi-Fi communication module. The preferred bluetooth 4.0 communication module realizes data communication with VCI equipment, mobile terminal, can be connected with the cloud server through mobile terminal, also can directly be connected with the cloud server.

Optionally, as shown in fig. 3, the diagnosis host 10 is further provided with a turning bracket 16, and the host rear housing 12 is provided with a receiving groove 15 corresponding to the turning bracket 16. Specifically, the storage groove 15 is disposed around the access groove 143.

As shown in fig. 6, the VCI device 20 includes the VCI housing 21 and the OBD connector 21 disposed at one end of the VCI housing 22, and the magnetic attraction device 30 is disposed at the VCI housing 22 through a slot, a snap, an adhesive, a screw, a welding or an integral molding, and is correspondingly matched with the magnetic attraction device 30 of the accommodating station 14.

As shown in fig. 6, a plurality of VCI circuit boards 23 are integrally disposed in the VCI housing 22, the VCI circuit boards 23 are connected to each other through plug terminals 24, and the OBD connector 21 is connected to one of the VCI circuit boards 23. The VCI circuit board 23 is integrally provided with a power port required for VCI data transmission, a memory for storing a communication protocol, a driver, and the like, and the VCI circuit board 23 is integrally provided with a wireless communication device having a wireless communication function, specifically, a bluetooth 4.0 communication module, for implementing data communication with the diagnostic host 10.

As shown in fig. 10 and 11, the VCI housing 22 includes a base housing 221 and side housings 222 disposed on both sides of the base housing 221, and the side housings 222 are mounted on both ends of the base housing 221 by a snap-fit manner. The magnetic attracting device 30 is disposed on one of the planes of the base housing 221.

In some embodiments of the present invention, as shown in fig. 2, the accommodating station 14 is a VCI recess disposed on the host rear case 12, the VCI recess and the VCI device 20 are configured to match with each other, a connector accommodating portion 141 is disposed corresponding to the OBD connector 21, a case accommodating portion 142 is disposed corresponding to the VCI case 22, and the magnetic attraction device 30 is disposed on the case accommodating portion 142 and the VCI case 22.

Optionally, as shown in fig. 1 and 2, the VCI recess further includes an access slot 143, the access slot 143 is located at two sides of the housing accommodating portion 142, and the access slot 143 is provided with a holding slot 223 corresponding to the VCI housing 22. The pick-and-place slot 143 and the holding slot 223 correspond to each other, so that the user can take the VCI device 20 out of the diagnostic host 10.

In some embodiments of the present invention, as shown in fig. 6, the magnetic device 30 is a magnet piece 31, at least one set of the magnet pieces 31 is disposed on the host rear housing 12 and the VCI housing 22 by a slot, a snap, an adhesive, a screw, a welding or an integral molding, and the magnet pieces 31 of the VCI housing 22 and the magnet pieces 31 in the VCI groove have opposite polarities and are attached to each other.

In some embodiments of the present invention, as shown in fig. 6, the magnetic attraction device 30 is a magnet piece 31 and a magnetic attraction plate 32, at least one set of the magnet piece 31 and the magnetic attraction plate 32 is respectively disposed on the rear housing 12 and the VCI housing 22 through a slot, a snap, an adhesive, a screw, a fusion or an integral molding, and the magnet piece 31 and the magnetic attraction plate 32 are correspondingly attached and attracted.

In some embodiments of the present invention, as shown in fig. 8, the magnetic device 30 includes a magnet piece 31 or a magnetic attraction plate 32, and a plurality of circular magnets 33, the magnet piece 31 or the magnetic attraction plate 32 is disposed on the rear housing 12 through a slot, a buckle, an adhesive, a screw, a fusion joint, or an integral molding, the plurality of circular magnets 33 is disposed on the VCI housing 22 through a slot, a buckle, an adhesive, a screw, a fusion joint, or an integral molding, the plurality of circular magnets 33 and the magnet piece 31 have opposite polarities and attract each other, or the plurality of circular magnets 33 and the magnetic attraction plate 32 attach each other and attract each other.

In some embodiments of the present invention, as shown in fig. 9, the magnetic device 30 includes a magnet piece 31 or a magnetic attraction plate 32, and a plurality of circular magnets 33, the magnet piece 31 or the magnetic attraction plate 32 is disposed on the VCI housing 22 through a slot, a snap, an adhesive, a screw, a fusion joint, or an integral molding, the plurality of circular magnets 33 is disposed on the VCI recess through a slot, a snap, an adhesive, a screw, a fusion joint, or an integral molding, the plurality of circular magnets 33 and the magnet piece 31 have opposite polarities and attract each other, or the plurality of circular magnets 33 and the magnetic attraction plate 32 attach each other and attract each other. Alternatively, the magnetic attraction plate 32 is a metal block made of a magnetic material such as iron, cobalt, nickel, and alloys thereof. The magnetic material is a substance capable of directly or indirectly generating magnetism from transition elements such as iron, cobalt, nickel, and alloys thereof.

In some embodiments of the present invention, as shown in fig. 7, the magnetic attraction device 30 includes a plurality of circular magnets 33, the VCI housing 22 and the VCI recess are respectively provided with a plurality of circular magnets 33 through a slot, a snap, an adhesive, a screw, a fusion or an integral molding, and each group of circular magnets 33 are opposite in polarity on the contact surfaces of the VCI housing 22 and the VCI recess and attached to each other. Alternatively, when the magnetic attraction device 30 is a magnet, the shape is not limited to a square or round magnet, and may be any shape where a magnet may exist, such as a ring magnet.

Specifically, when the VCI device 20 is used, the VCI device 20 is separated from the diagnostic host 10, and when the artificially applied force degree is greater than the magnetic force of the forward magnetic block and the reverse magnetic block, the VCI device 20 can be directly taken down from the VCI groove of the diagnostic host 10, so that the problems of easy clamping stagnation and inconvenient taking down accompanying clamping groove and clamping type accommodation are solved. After the VCI device 20 is used, the VCI device 20 can be directly placed into the VCI groove of the diagnostic host 10 according to the shape of the VCI groove, and when the VCI device 20 is close to the VCI groove of the host rear case 12, the magnetic force of the two magnetic blocks can make the VCI device 20 and the VCI groove complete accurate alignment, so that the VCI device 20 is well placed in the VCI groove, and the VCI device has the effects of saving use space, being easy to carry, being easy to fix and being not easy to slip.

According to the automobile diagnosis equipment, the VCI groove and other containing stations are arranged on the shell of the diagnosis host, the VCI equipment and the containing stations are fixed in a magnetic adsorption mode, and the permanent magnet has good stability, so that the VCI equipment and the containing stations are repeatedly separated and combined, the fixing strength cannot be obviously changed, the problems of clamping stagnation and inconvenience in taking down accompanying clamping groove and clamping buckle type containing are solved, and meanwhile, the functions of saving the use space, easiness in carrying, easiness in fixing and difficulty in tooth sliding are achieved.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, and the scope of protection is still within the scope of the utility model.

In the description of the present patent application, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", "row", "column", etc., indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience of describing and simplifying the present patent application, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the novel aspects of the present patent application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present patent application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.

In the present patent application, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," "secured," and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present patent can be understood by those skilled in the art according to specific situations.

In the patent of the utility model, unless otherwise explicitly specified or limited, a first feature "on" or "under" a second feature may be directly contacted with the first and second features or indirectly contacted with the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Claims (10)

1. The automobile diagnosis equipment is characterized by comprising a diagnosis host and VCI equipment, wherein a housing of the diagnosis host is provided with an accommodating station of the VCI equipment, at least one contact surface between the VCI housing of the VCI equipment and the accommodating station is respectively provided with a magnetic attraction device, and the VCI equipment is fixedly adsorbed on the accommodating station through the magnetic attraction device.

2. The automotive diagnostic equipment of claim 1, wherein the diagnostic host comprises a front host housing and a rear host housing, the front host housing is provided with a display screen, the rear host housing is provided with the accommodating station, the magnetic attraction device is arranged on the rear host housing through a clamping groove, a buckle, an adhesive, a screw, a fusion joint or an integral forming, and the magnetic attraction device corresponds to the accommodating station.

3. The automotive diagnostic apparatus of claim 1, wherein the VCI apparatus includes the VCI housing and an OBD connector disposed at one end of the VCI housing, and the magnetic attraction device is disposed in the VCI housing through a slot, a snap, an adhesive, a screw, a fusion or an integral molding, and is correspondingly engaged with the magnetic attraction device of the receiving station.

4. The automotive diagnostic apparatus of claim 1, wherein the receiving station is a VCI recess disposed on the rear housing of the host, the VCI recess and the VCI device are configured to match each other, a joint receiving portion is disposed corresponding to the OBD joint, a housing receiving portion is disposed corresponding to the VCI housing, and the magnetic attraction device is disposed on the housing receiving portion and the VCI housing.

5. The automotive diagnostic apparatus of claim 4, wherein the magnetic means are magnet pieces, at least one set of the magnet pieces are disposed on the rear housing of the host and the VCI housing by a slot, a snap, an adhesive, a screw, a fusion or an integral molding, and the magnet pieces of the VCI housing and the magnet pieces in the VCI recess are disposed with opposite polarities and attached to each other.

6. The automotive diagnostic apparatus of claim 5, wherein the magnetic attraction device is a magnet piece and a magnetic attraction plate, at least one set of the magnet piece and the magnetic attraction plate is disposed on the rear housing of the host and the VCI housing by a slot, a buckle, an adhesive, a screw, a fusion or an integral molding, and the magnet piece and the magnetic attraction plate are correspondingly attached and attracted.

7. The automotive diagnostic apparatus of claim 4, wherein the magnetic attraction device comprises a magnet piece or a magnetic attraction plate, and a plurality of circular magnets, the magnet piece or the magnetic attraction plate is disposed on the rear housing of the host machine through a slot, a buckle, an adhesive, a screw, a fusion joint or an integrated molding, the plurality of circular magnets are disposed on the VCI housing through a slot, a buckle, an adhesive, a screw, a fusion joint or an integrated molding, the plurality of circular magnets and the magnet piece are disposed in opposite polarity and attract each other, or the plurality of circular magnets and the magnetic attraction plate are attached and attracted each other.

8. The automotive diagnostic apparatus of claim 4, wherein the magnetic attraction device comprises a magnet piece or a magnetic attraction plate, and a plurality of circular magnets, the magnet piece or the magnetic attraction plate is disposed on the VCI housing through a slot, a buckle, an adhesive, a screw, a fusion joint, or an integral molding, the plurality of circular magnets are disposed on the VCI recess through a slot, a buckle, an adhesive, a screw, a fusion joint, or an integral molding, the plurality of circular magnets and the magnet piece are disposed with opposite polarities and attract each other, or the plurality of circular magnets and the magnetic attraction plate are attached and attracted each other.

9. The automotive diagnostic apparatus of claim 4, wherein the magnetic attraction device comprises a plurality of circular magnets, the VCI housing and the VCI recess are respectively provided with a plurality of circular magnets through slots, buckles, adhesion, screws, welding or integral molding, and each group of circular magnets are arranged on the contact surfaces of the VCI housing and the VCI recess with opposite polarities and attached to each other.

10. The automotive diagnostic apparatus of any one of claims 1 to 9, wherein a host circuit board and a battery are integrally disposed in a cavity between the host front housing and the host rear housing; the host computer procapsid with the casing cladding is provided with protective housing behind the host computer is provided with interface panel with one of them lateral part of casing behind the host computer procapsid with the host computer, be provided with on the interface panel with a plurality of data interface that the host computer circuit board is connected.

Images