CN206164975U - Motormeter circuit board - Google Patents

Abstract

The utility model discloses an automobile circuit board technical field's a motormeter circuit board, including the circuit board body, spacing draw -in groove has all been offered at the left and right sides, bottom and the top of circuit board body, the outer wall of circuit board body is provided with four group's mounting holes, the utility model discloses a cooperateing of spacing draw -in groove and mounting hole, make the circuit edition of books body fix a position easily when the assembly, and the accuracy is higher, and the installation process is simplified, reduce worker's human labor power, increase production efficiency, through the gas core thoroughly in the layer of dispelling the heat and the cooperation of conducting strip, the heat that makes central processing unit produce can be timely by the conduction with distribute away, reduce central processing unit's the heat injury that arouses because the heat is too high, guarantee the normal operating of the circuit on the circuit edition of books body, setting through the epoxy layer, the oxidation resistance who makes central processing unit's pin increases, extension central processing unit's live time.

Description

A kind of automobile instrument wiring board

Technical field：

The utility model is related to automobile line plate technique field, specially a kind of automobile instrument wiring board.

Background technology：

As electronic technology constantly develops, present automobile is realized to car using integrated automobile instrument wiring board The water temperature of speed, the level height of fuel tank and automobile engine carries out signals collecting and processes, and eventually through corresponding instrument Disk shows corresponding signal, excessively loaded down with trivial details in the installation process of circuit board at present, and positioning, accuracy are difficult during assembling It is poor, the labour of workman is increased, simultaneously because electronic equipment is more in circuit board, for the radiating of circuit board is particularly weighed Will, for this purpose, a kind of it is proposed that automobile instrument wiring board.

Utility model content：

The purpose of this utility model is to provide a kind of automobile instrument wiring board, to solve above-mentioned background technology in propose It is excessively loaded down with trivial details in the installation process of circuit board, positioning is difficult during assembling, accuracy is poor, increases the labour of workman, together When due in circuit board electronic equipment it is more, for the particularly important problem of radiating of circuit board.

For achieving the above object, the utility model provides following technical scheme：A kind of automobile instrument wiring board, including circuit Plate body, the left and right sides of the wiring board body, bottom and top offer spacing draw-in groove, the wiring board body it is outer Wall is provided with four groups of installing holes, the outer wall of the rectangular arrangement assist side body of installing hole described in four groups, the wiring board body Outer wall middle part be provided with central processing unit, the periphery of the central processing unit is evenly arranged with row's pad, and row's pad sets The outer wall of assist side body is put, the wiring board body includes polyvinyl chloride panel, is provided with the top of the polyvinyl chloride panel Heat dissipating layer, the inner chamber of the heat dissipating layer is provided with porous core, and conducting strip, the heat conduction are evenly arranged with the top of the heat dissipating layer Central processing unit is provided with the top of piece, epoxy resin layer is provided with the top of the left and right pin of the central processing unit, institute State and be provided with the top of central processing unit ceramic powder last layer.

Preferably, the porous core is shaped as truncated cone-shaped, and at the top of the porous core louvre is evenly arranged with.

Preferably, the conducting strip is shaped as cuboid, and at the top of the conducting strip thermal hole is evenly arranged with.

Preferably, the inner chamber of the installing hole is provided with rubber shock-absorbing packing ring.

Compared with prior art, the beneficial effects of the utility model are：The utility model is by spacing draw-in groove and installing hole Be engaged, circuit board body is easily positioned in assembling, and accuracy is higher, simplifies installation process, reduces the labor of workman Power, improve production efficiency, by the cooperation of the porous core in heat dissipating layer and conducting strip, the heat for enabling central processing unit to produce It is enough timely to be conducted and distributed, reduce the fire damage caused because heat is too high of central processing unit, it is ensured that circuit The normal operation of the circuit on plate body, by the setting of epoxy resin layer, the non-oxidizability for making the pin of central processing unit increases Plus, extend the use time of central processing unit, by the setting of ceramic powder last layer, both ensure that the conduction at the top of circuit board body Property, the wearability at the top of circuit board body for increasing again extends the use time of circuit board body, setting by polyvinyl chloride panel Put, both ensure that the insulating properties of circuit board body bottom, the wearability and corrosion resistance of the circuit board body bottom for increasing again are prolonged The use time of long circuit board body, by the setting for arranging pad, the circuit for facilitating central processing unit connects, while and will not be because Operational error and cause the damage of central processing unit, reduce production cost.

Description of the drawings：

Fig. 1 is the utility model structural representation；

Fig. 2 is the utility model wiring board body construction schematic diagram；

Fig. 3 is the utility model porous core structural representation；

Fig. 4 is the utility model conducting strip structural representation.

In figure：1 wiring board body, 11 polyvinyl chloride panels, 12 heat dissipating layers, 13 porous cores, 131 louvres, 14 conducting strips, 141 thermal holes, 15 epoxy resin layers, 16 ceramic powder last layers, 2 spacing draw-in grooves, 3 installing holes, 4 central processing units, 5 row's pads.

Specific embodiment：

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of the utility model protection.

Fig. 1-4 are referred to, the utility model provides a kind of technical scheme：A kind of automobile instrument wiring board, including wiring board Body 1, the left and right sides of the wiring board body 1, bottom and top offer spacing draw-in groove 2, the wiring board body 1 Outer wall is provided with four groups of installing holes 3, the outer wall of the rectangular arrangement assist side body 1 of installing hole 3 described in four groups, the wiring board The outer wall middle part of body 1 is provided with central processing unit 4, and the periphery of the central processing unit 4 is evenly arranged with row's pad 5, described Row's pad 5 arranges the outer wall of assist side body 1, and the wiring board body 1 includes polyvinyl chloride panel 11, the polyvinyl chloride panel 11 top is provided with heat dissipating layer 12, and the inner chamber of the heat dissipating layer 12 is provided with porous core 13, and the top of the heat dissipating layer 12 is equal Even to be provided with conducting strip 14, the top of the conducting strip 14 is provided with central processing unit 4, and the left and right of the central processing unit 4 is drawn Epoxy resin layer 15 is provided with the top of pin, the top of the central processing unit 4 is provided with ceramic powder last layer 16.

Wherein, the porous core 13 is shaped as truncated cone-shaped, and the top of the porous core 13 is evenly arranged with louvre 131, enable central processing unit 4 produce heat timely distribute, reduce central processing unit 4 because heat is too high The fire damage for causing, it is ensured that the normal operation of the circuit in circuit board body 1, the conducting strip 14 is shaped as cuboid, institute The top for stating conducting strip 14 is evenly arranged with thermal hole 141, the heat that central processing unit 4 is produced timely is transferred out Go, reduce central processing unit 4 the fire damage caused because heat is too high, it is ensured that the circuit in circuit board body 1 it is normal Operation, the inner chamber of the installing hole 3 is provided with rubber shock-absorbing packing ring, reduces machine of the mounting screw to circuit board body 1 when installing Tool is damaged, while ensureing the steadiness installed.

Operation principle：The utility model is engaged by spacing draw-in groove 2 and installing hole 3, makes circuit board body 1 in assembling Shi Rongyi is positioned, and accuracy is higher, simplifies installation process, reduces the labour of workman, improve production efficiency, by heat dissipating layer The cooperation of porous core 13 and conducting strip 14 in 12, enables the heat that central processing unit 4 is produced timely to be conducted and be distributed Go out, reduce the fire damage caused because heat is too high of central processing unit 4, it is ensured that the circuit in circuit board body 1 is just Often operation, by the setting of epoxy resin layer 15, making the non-oxidizability of the pin of central processing unit 4 increases, and extends central authorities and processes The use time of device 4, by the setting of ceramic powder last layer 16, both ensure that the electric conductivity at the top of circuit board body 1, increase again The wearability at the top of circuit board body 1, extends the use time of circuit board body 1, by the setting of polyvinyl chloride panel 11, both protects The insulating properties of the bottom of circuit board body 1 is demonstrate,proved, the wearability and corrosion resistance of the bottom of circuit board body 1 for increasing again extend electricity The use time of road plate body 1, by the setting for arranging pad 5, the circuit for facilitating central processing unit 4 connects, while and will not be because Operational error and cause the damage of central processing unit 4, reduce production cost.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out various changes in the case of without departing from principle of the present utility model and spirit, repaiies Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims (4)

1. a kind of automobile instrument wiring board, including wiring board body (1), it is characterised in that：The left and right of the wiring board body (1) Both sides, bottom and top offer spacing draw-in groove (2), and the outer wall of the wiring board body (1) is provided with four groups of installing holes (3), the outer wall of the rectangular arrangement assist side body (1) of installing hole (3) described in four groups, the outer wall of the wiring board body (1) Middle part is provided with central processing unit (4), and the periphery of the central processing unit (4) is evenly arranged with row's pad (5), row's pad (5) outer wall of assist side body (1) is set, and the wiring board body (1) is including polyvinyl chloride panel (11), the polyvinyl chloride Heat dissipating layer (12) is provided with the top of plate (11), the inner chamber of the heat dissipating layer (12) is provided with porous core (13), the heat dissipating layer (12) conducting strip (14) is evenly arranged with the top of, central processing unit (4) is provided with the top of the conducting strip (14), it is described in Epoxy resin layer (15) is provided with the top of the left and right pin of central processor (4), the top of the central processing unit (4) is arranged There is ceramic powder last layer (16).

2. a kind of automobile instrument wiring board according to claim 1, it is characterised in that：Porous core (13) are shaped as Truncated cone-shaped, at the top of the porous core (13) louvre (131) is evenly arranged with.

3. a kind of automobile instrument wiring board according to claim 1, it is characterised in that：Conducting strip (14) are shaped as Cuboid, at the top of the conducting strip (14) thermal hole (141) is evenly arranged with.

4. a kind of automobile instrument wiring board according to claim 1, it is characterised in that：The inner chamber of the installing hole (3) sets It is equipped with rubber shock-absorbing packing ring.