CN216491473U

CN216491473U - Box for mounting printed circuit board

Info

Publication number: CN216491473U
Application number: CN202122864723.4U
Authority: CN
Inventors: 谢兴红
Original assignee: Chengdu Xingduowei Technology Co ltd
Current assignee: Chengdu Xingduowei Technology Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-05-10
Anticipated expiration: 2031-11-22

Abstract

The utility model relates to a box for mounting a printed circuit board, which comprises a box body, baffles and a fixing piece, wherein the box body comprises an upper box body and a lower box body, the lower box body is an L-shaped plate consisting of a vertical plate and a horizontal plate, a connecting piece is arranged on the lower box body, a guide strip is connected with one side, far away from the vertical plate, of the top surface of the horizontal plate, a guide groove is arranged on the top surface of the guide strip, a limiting plate is connected with the top surface of the vertical plate, a connecting plate is connected with the top surface of the horizontal plate, fixing holes are respectively arranged on the front side and the rear side of the connecting plate, the limiting strip comprises a left limiting strip and a right limiting strip, the two limiting strips are arranged on the two sides of the top surface of the horizontal plate, the structure of the upper box body is completely the same as that of the lower box body, the guide groove and the limiting plate of the upper box body are respectively matched with the limiting plate and the guide groove of the lower box body, and the two baffles respectively seal the openings at the two ends of the box body formed by the upper box body and the lower box body, the right limit strip on the upper box body and the left limit strip on the lower box body are far away from the side faces with the openings at the two ends to be contacted with each other.

Description

Box for mounting printed circuit board

Technical Field

The utility model relates to the technical field of electronic equipment, in particular to a box for mounting a printed circuit board.

Background

At present, a printed circuit board is fixedly installed on equipment by a screw, the screw is provided with a plastic washer and a plastic nut, the screw firstly penetrates through an installation hole on the equipment, then is sleeved with the plastic washer, then penetrates through the installation hole on the printed circuit board, and finally is fixed by the plastic nut. However, the nut is at the very easy clearance that produces of wrench-eye in-process when in actual use, influences the fixed effect of installation, still can be because the vibration when being used for the mobile device moreover for the connection produces not hard up, will influence printed circuit board's normal use, needs frequent inspection maintenance, and later maintenance work is too loaded down with trivial details.

So now it is common to install printed circuit board in the box of formulating specially, nevertheless need dismouting box earlier before dismouting printed circuit board, just need spend a large amount of time like this in dismouting work, lead to work efficiency not high, because the box adopts box body and the lid of isostructure not, so will use different template preparation, economic cost is higher.

SUMMERY OF THE UTILITY MODEL

The utility model provides a box for mounting a printed circuit board, aiming at solving the technical problems, the working efficiency of dismounting the printed circuit board can be effectively improved by matching the limiting plates and the guide grooves on the upper box body and the lower box body, the upper box body and the lower box body which are made of a set of templates and have the same structure can save economic cost, and the problems of various defects of the original box body are solved.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

a box for mounting a printed circuit board comprises a box body, a baffle and a fixing part, wherein the box body comprises an upper box body and a lower box body, the lower box body is an L-shaped plate consisting of a vertical plate and a horizontal plate, a connecting piece is arranged on the lower box body and comprises guide strips, limiting plates, connecting plates and limiting strips, the guide strips are connected with one side, away from the vertical plate, of the top surface of the horizontal plate, guide grooves are formed in the top surface of the guide strips, the guide grooves are through grooves, the opening size of each guide groove is smaller than the size of the bottom of each guide groove, the limiting plates are connected with the top surface of the vertical plate, the connecting plates are parallel to each other, the connecting plates are connected with the top surface of the horizontal plate, fixing holes are formed in the front side and the rear side of each connecting plate, the axes of the fixing holes are parallel to the axes of the guide grooves, the limiting strips comprise a left limiting strip and a right limiting strip, and the two limiting strips are arranged on the two sides of the top surface of the horizontal plate, the structure of going up the box body is the same completely with the structure of box body down, goes up the guide way and the limiting plate of box body respectively with the limiting plate and the guide way cooperation of box body down, the baffle has two, and two baffles seal the both ends opening of the box body that goes up the box body and box body down and form respectively, and the both ends open-ended side is kept away from to the spacing strip in the right side on going up the box body and the spacing strip in the left side on the box body down and contacts mutually, the one end of mounting is connected with the fixed orifices after passing the baffle.

During the use, the limiting plate of going up the box body aims at the guide way on the box body down, the guide way of going up the box body aims at the limiting plate of box body down, then promote the box body and remove, the limiting plate of going up the box body cooperates with the guide way of box body down, the guide way of going up the box body cooperates with the limiting plate of box body down, it forms complete box body with lower box body alignment to go up the box body, then the baffle seals the both ends of box body, reuse mounting is fixed the baffle with the fixed orifices cooperation of setting in the box body, make during external material just can not get into the box body, can protect the printed circuit board normal operating of installing in the box body.

The upper box body and the lower box body which are made of a set of templates and have the same structure can save economic cost, and solve the problem that the original box body has a plurality of defects.

Further, the fixing piece is a screw. The screw is the most common fixing piece, and is low in cost and convenient to use.

Further, be equipped with the mounting groove on the side of connecting plate keeping away from vertical board in the box body, the mounting groove is for leading to the groove, and the axis of mounting groove is parallel with the axis of fixed orifices. The printed circuit board can be more stably mounted in the case.

Furthermore, the outer side surface of the box body is provided with anti-skid grains. The friction force can be increased, and the installation work of workers is facilitated.

Compared with the prior art, the utility model has the following beneficial effects:

1. the upper box body and the lower box body which are made of a set of templates and have the same structure can save economic cost, and solve the problem that the original box body has a plurality of defects.

2. The fixing piece is a screw. The screw is the most common fixing piece, and is low in cost and convenient to use.

3. In the utility model, a mounting groove is arranged on the side surface of the connecting plate in the box body, which is far away from the vertical plate, the mounting groove is a through groove, and the axis of the mounting groove is parallel to the axis of the fixing hole. The printed circuit board can be more stably mounted in the case.

4. In the utility model, the outer side surface of the box body is provided with anti-skid grains. The friction force can be increased, and the installation work of workers is facilitated.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic illustration of an explosive structure of the present invention;

FIG. 3 is a front view of the lower case of the present invention;

fig. 4 is a cross-sectional view of the present invention.

The attached drawings are as follows: 1-lower box body, 101-horizontal plate, 102-vertical plate, 103-guide bar, 104-limit plate, 105-connecting plate, 106-guide groove, 107-fixing hole, 108-mounting groove, 109-left limit bar, 110-right limit bar, 2-upper box body, 3-baffle plate and 4-fixing piece.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

The present invention will be described in detail with reference to fig. 1 to 4.

Example 1

The utility model provides a box of installation printed circuit board, includes box body, baffle 3 and mounting 4, the box body includes box body 2 and lower box body 1, box body 1 is the L shaped plate that vertical board 102 and horizontal plate 101 constitute down, is equipped with the connecting piece on box body 1 down, the connecting piece includes gib block 103, limiting plate 104, connecting plate 105 and spacing, gib block 103 is connected with one side that vertical board 102 was kept away from to the top surface of horizontal plate 101, is equipped with guide way 106 on gib block 103 top surface, guide way 106 is logical groove, and the opening size of guide way 106 is less than the tank bottom size, limiting plate 104 is connected with the top surface of vertical board 102, connecting plate 105 has two and is parallel to each other, and connecting plate 105 is connected with the top surface of horizontal plate 101, all is equipped with fixed orifices 107 on connecting plate 105's front and back both sides, the axis of fixed orifices 107 is parallel with the axis of guide way 106, spacing includes left spacing 109 and right spacing 110, two spacing strips are established in the both sides of horizontal plate 101 top surface, the structure of going up box body 2 is the same completely with the structure of box body 1 down, goes up the guide way 106 and the limiting plate 104 of box body 2 and cooperates with the limiting plate 104 and the guide way 106 of box body 1 down respectively, baffle 3 has two, and two baffles 3 are respectively with the both ends opening of the box body that goes up box body 2 and box body 1 down and seal, go up the right spacing strip 110 on the box body 2 and keep away from both ends open-ended side with left spacing strip 109 on the box body 1 down and contact mutually, the one end of mounting 4 is connected with fixed orifices 107 after passing baffle 3.

During the use, align the guide way 106 on the box body 1 down with the limiting plate of last box body 2, the limiting plate 104 of box body 1 down is aimed at to the guide way of going up box body 2, then promote to go up box body 2 and remove, the limiting plate of going up box body 2 cooperates with the guide way 106 of box body 1 down, the guide way of going up box body 2 cooperates with spacing 104 board of box body 1 down, it is in the same place to go up the spacing contact on box body 2 and the box body 1 down, it guarantees to align completely to make to go up box body 2 and box body 1 down, then baffle 3 seals the both ends of box body, reuse mounting 4 is fixed the plate washer 4 with the fixed orifices cooperation of setting in the box body, make external material just can not get into the box body, can protect the printed circuit board normal operating of installing in the box body.

The present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it is therefore intended that all such changes and modifications as fall within the true spirit and scope of the utility model be considered as within the following claims.

Claims

1. A box for mounting a printed circuit board, comprising: comprises a box body, a baffle (3) and a fixing part (4), wherein the box body comprises an upper box body (2) and a lower box body (1), the lower box body (1) is an L-shaped plate consisting of a vertical plate (102) and a horizontal plate (101), a connecting piece is arranged on the lower box body (1), the connecting piece comprises a guide strip (103), a limiting plate (104), a connecting plate (105) and a limiting strip, the guide strip (103) is connected with one side, away from the vertical plate (102), of the top surface of the horizontal plate (101), a guide groove (106) is arranged on the top surface of the guide strip (103), the guide groove (106) is a through groove, the opening size of the guide groove (106) is smaller than the size of the groove bottom, the limiting plate (104) is connected with the top surface of the vertical plate (102), the connecting plate (105) is provided with two parallel plates, the connecting plate (105) is connected with the top surface of the horizontal plate (101), fixing holes (107) are arranged on the front side and the back side of the connecting plate (105), the axis of the fixing hole (107) is parallel to the axis of the guide groove (106), the limiting strips comprise a left limiting strip (109) and a right limiting strip (110), the two limiting strips are arranged on two sides of the top surface of the horizontal plate (101), the structure of the upper box body (2) is completely the same as that of the lower box body (1), the guide groove (106) and the limit plate (104) of the upper box body (2) are respectively matched with the limit plate (104) and the guide groove (106) of the lower box body (1), the two baffles (3) respectively seal two end openings of a box body formed by the upper box body (2) and the lower box body (1), a right limiting strip (110) on the upper box body (2) is contacted with the side surface of a left limiting strip (109) on the lower box body (1) far away from the two end openings, one end of the fixing piece (4) penetrates through the baffle (3) and then is connected with the fixing hole (107).

2. A housing for mounting a printed circuit board according to claim 1, wherein: the fixing piece (4) is a screw.

3. A housing for mounting a printed circuit board according to claim 1, wherein: and a mounting groove (108) is formed in the side face, far away from the vertical plate (102), of the connecting plate (105) in the box body, the mounting groove (108) is a through groove, and the axis of the mounting groove (108) is parallel to the axis of the fixing hole (107).

4. A housing for mounting a printed circuit board according to claim 1, wherein: and anti-skid grains are arranged on the outer side surface of the box body.