CN210807902U

CN210807902U - A protection box for on PCBA drive-by-wire board

Info

Publication number: CN210807902U
Application number: CN201921847473.XU
Authority: CN
Inventors: 季冬云; 王俊
Original assignee: Shenzhen City Shangkangzhi Technology Co ltd
Current assignee: Shenzhen City Shangkangzhi Technology Co ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-06-19
Anticipated expiration: 2029-10-30

Abstract

The utility model discloses a protective box used on a PCBA drive-by-wire board, which comprises an upper shell cover and a lower shell cover buckled with the upper shell cover through a buckle, wherein the upper shell cover is upwards protruded with at least two groups of sealing cavities which are horizontally buckled on the PCBA drive-by-wire board, at least two groups of contact pin exposing holes are sequentially arranged on the upper shell cover from left to right, one side of the upper shell cover is also provided with a radiating fin exposing hole, and the middle part of the upper shell cover is also provided with a data reading hole; the utility model adds the protective box on the PCBA drive-by-wire board, and wraps the PCBA drive-by-wire board in the middle through the upper shell cover and the lower shell cover, so that the waterproof and dustproof effects of the drive-by-wire board are better; the upper shell cover is provided with the sealing cavity and the retaining wall; the PCBA drive-by-wire board is sealed and wrapped, no component is exposed, the service life of the PCBA drive-by-wire board is not influenced by external carbon powder and electric sparks, and oxidation caused by contact with humid air is avoided.

Description

A protection box for on PCBA drive-by-wire board

Technical Field

The utility model relates to a protection box especially relates to a protection box that is used for PCBA drive-by-wire board.

Background

At present, most PCBA drive-by-wire boards on the market are directly exposed in the air, in order to prevent faults, a certain number of PCBA drive-by-wire boards can be subjected to edge bonding treatment on welding spots of the drive-by-wire boards and full-board elements, but the actual waterproof and dustproof effects are not ideal, the PCBA drive-by-wire boards are exposed in the air for a long time, components on the drive-by-wire boards are in contact with moist air, the surfaces of the components are easy to oxidize and corrode, and conductive substances in the air can be attached to the drive-by-wire boards, so.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems of the prior art to a certain extent. Therefore, the utility model aims to provide the PCBA drive-by-wire board with all-round protection.

The utility model provides a protection box for on PCBA drive-by-wire board, includes the upper cover and passes through the lower cap of buckle lock with the upper cover, goes up the cap and upwards protrudes there are two sets of flat sealed chambeies of detaining on PCBA drive-by-wire board of at least two sets of flat buckles, goes up and arranges from left to right on the cap in proper order and is equipped with two sets of contact pin exposure holes at least, and wherein the one side that lies in the upper cover still is provided with the fin exposure hole, and the middle part of going up the.

Furthermore, the lower shell cover is composed of a bottom plate and side walls extending upwards from the edges of the periphery of the bottom plate, four groups of buckles are arranged, and each group of buckles is arranged in the middle of the four groups of side walls on the bottom plate respectively.

Furthermore, a retaining wall with closed periphery extends reversely from the pin exposing hole, the heat radiating fin exposing hole and the data reading hole relative to the other side of the upper shell cover.

Furthermore, the middle part of the bottom plate is provided with a display screen mounting groove, and one side of the display screen mounting groove is also provided with a screw mounting hole.

Furthermore, claw buckle holes used for being plugged with the buckles are protruded outwards from four sides of the upper shell cover.

Furthermore, the four corners of the upper shell cover are also provided with screw holes for fixing the PCBA line control board.

Furthermore, the upper shell cover and the lower shell cover are made of a fully transparent plastic material.

The utility model has the advantages that:

the utility model discloses utilize barricade and sealed chamber to realize effectively protecting relay, binding post, master controller and fin on the PCB drive-by-wire board, make the stability of PCBA drive-by-wire board work under adverse conditions strengthen greatly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, 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 the structures shown in the drawings without creative efforts.

Fig. 1 is an exploded view of a PCBA drive-by-wire board with a protective box 1 according to embodiment 1 of the present invention;

fig. 2 is an exploded view 2 of a PCBA drive-by-wire board with a protective box according to embodiment 1 of the present invention;

fig. 3 is a schematic structural diagram of an upper housing cover of a PCBA drive-by-wire board with a protective box in embodiment 1 of the present invention.

Shown in the figure:

1. an upper shell cover; 2. a lower shell cover; 3. a PCBA line control board; 11. sealing the cavity; 12. a data reading aperture; 13. The contact pin exposes a hole; 14. the radiating fins are exposed out of the holes; 15. a pawl buckle hole; 16. a screw hole; 17. retaining walls; 21. a base plate; 22. a side wall; 23. buckling; 24. a display mounting groove; 25. a screw mounting hole; 32. a relay; 33. a wiring terminal; 34. a master controller; 35. a heat sink; 36. and (7) fixing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, back, inner and outer, and the center … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Example 1:

as shown in fig. 1 to 3, the PCBA drive-by-wire board with a protection box comprises an upper shell cover 1, a lower shell cover 2 connected with the upper shell cover 1 through a buckle 23, and a PCBA drive-by-wire board 3 fixed between the upper shell cover 1 and the lower shell cover 2, wherein components such as a relay 32, a connecting terminal 33, a main controller 34, a heat sink 35 and the like are distributed on the PCBA drive-by-wire board 3; the upper shell cover 1 protrudes upwards to form a sealing cavity 11 which is buckled on the relay 32 and the main controller 34; 6 groups of pin exposure holes 13 are sequentially arranged on the upper shell cover 1 from left to right, wherein a radiating fin exposure hole 14 is also arranged at one side of the upper shell cover 1, and a data reading hole 12 is also arranged in the middle of the upper shell cover 1; a retaining wall 17 with closed periphery extends oppositely from the other side of the upper shell cover 1 of the pin exposure hole 13, the heat sink exposure hole 14 and the data reading hole 12; when the upper shell cover is connected with the PCBA line control board 3 in a matched mode, the retaining wall 17 is utilized to seal the peripheries of the connecting terminal 33 and the radiating fin 35 on the PCBA line control board 3, and then electronic insulating glue is coated on the gap between the connecting terminal 33 and the retaining wall 17 and the gap between the radiating fin 35 and the retaining wall 17; the retaining wall 17 and the sealing cavity 11 are used for effectively protecting the relay 32, the wiring terminal 33, the main controller 34 and the heat sink 35 on the PCBA line control board 3, so that the working stability of the PCBA line control board 3 under severe conditions is greatly enhanced.

Preferably, the lower case cover 2 is composed of a bottom plate 21 and side walls 22 extending upwards from the peripheral edges of the bottom plate 21, four sets of buckles 23 are provided, and each set of buckles 23 is respectively arranged in the middle of the four sets of side walls 22 on the bottom plate 21; claw buckle holes 15 used for being inserted with the buckles 23 are protruded outwards from four sides of the upper shell cover 1; screw holes 16 for fixing the PCBA line control board 3 are further formed in four corners of the upper shell cover 1; four groups of fixing holes 36 are also arranged on the PCBA line control board 3 corresponding to the upper shell cover 1;

further explanation is needed for the installation of the present embodiment: firstly, aligning four groups of fixing holes 36 of the PCBA drive-by-wire board 3 with four groups of screw holes 16 on the upper shell cover 1, fixing the PCBA drive-by-wire board 3 and the upper shell cover 1 through bolts, then inserting and combining the buckles 23 on the lower shell cover 1 with the claw buckle holes 15 of the upper shell cover 1, completing the matching of the upper shell cover 1 and the lower shell cover 2, and further completing the installation; the connection mode of the upper shell cover 1 and the lower shell cover 2 buckled by the buckle 23 is more convenient to disassemble and assemble.

Preferably, the middle part of the bottom plate 21 is provided with a display installation groove 24, and one side of the display installation groove 24 is further provided with a screw installation hole 25; the display mounting groove is used for mounting a display, the display is preferably a TN type or IPS type wide-angle display, and the screw mounting hole 25 is used for fixedly mounting with an external device.

Preferably, the upper shell cover 1 and the lower shell cover 2 are made of a fully transparent plastic material; the purpose of setting to the transparent material of plastics is that, the display also can normal use in installing in the protection box, and the inside of seeing PCBA circuit board 3 that can understand simultaneously makes things convenient for the technical staff to investigate circuit fault, and plastics are insulating material, have effectively isolated the conducting material in the air.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A protection box for PCBA drive-by-wire board which characterized in that: including the upper cover and with the lower casing that the upper cover passes through the buckle lock, the upper cover upwards the protrusion has at least two sets of flat sealed chambeies of detaining on PCBA drive-by-wire board, from left to right arrange in proper order on the upper cover and be equipped with at least two sets of contact pin exposure holes, wherein lie in one side of upper cover still is provided with the fin exposure hole, the middle part of upper cover still is provided with the data and reads the hole.

2. A shield case for a PCBA drive-by-wire board according to claim 1, wherein: the pin exposure hole, the radiating fin exposure hole and the data reading hole are oppositely extended to form a retaining wall with closed periphery relative to the other side of the upper shell cover.

3. A shield case for a PCBA drive-by-wire board according to claim 1, wherein: the lower shell cover is composed of a bottom plate and side walls extending upwards from the edges of the periphery of the bottom plate, four groups of buckles are arranged, and each group of buckles is arranged in the middle of the four groups of side walls on the bottom plate respectively.

4. A shield case for a PCBA drive-by-wire board according to claim 3, wherein: the middle part of bottom plate is equipped with a display screen mounting groove, one side of display screen mounting groove still opens there is the screw mounting hole.

5. A shield case for a PCBA drive-by-wire board according to claim 1, wherein: claw buckle holes used for being inserted with the buckles are protruded outwards from four sides of the upper shell cover.

6. A shield case for a PCBA drive-by-wire board according to claim 1, wherein: and screw holes for fixing the PCBA line control board are further formed in four corners of the upper shell cover.

7. A shield case for a PCBA drive-by-wire board according to claim 1, wherein: the upper shell cover and the lower shell cover are made of full transparent plastics.