CN214800005U

CN214800005U - High-voltage-resistant insulating circuit board

Info

Publication number: CN214800005U
Application number: CN202120352630.0U
Authority: CN
Inventors: 李修平; 江闪闪
Original assignee: Changshan Tianjing Electronic Technology Co ltd
Current assignee: Changshan Tianjing Electronic Technology Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-11-19
Anticipated expiration: 2031-02-04

Abstract

The utility model discloses a high voltage resistant insulating line board, including mounting panel, PMKD, apron and circuit board, be provided with the installation storehouse on the mounting panel, be provided with first through-hole on the circuit board, be provided with a plurality of springs with the bottom around the installation storehouse, the bottom in installation storehouse is provided with the second through-hole, is provided with first erection column at the up end of mounting panel, is provided with the second erection column at the lower terminal surface of mounting panel, first erection column and cover connection, the second erection column is connected with PMKD. The utility model discloses a set up the installation storehouse on the mounting panel, the circuit board is installed on the installation storehouse, accomplishes fixed connection by first fixing bolt, sets up stop device at first fixing bolt's end and comes the fixed line board, sets up a sponge piece in the installation storehouse for adsorb the gas of being heated vaporization in the installation storehouse, set up a plurality of springs around the installation storehouse, can alleviate the influence of the vibrations that the equipment of installing the circuit board produced in work or transportation to the circuit board.

Description

High-voltage-resistant insulating circuit board

Technical Field

The utility model relates to a circuit board correlation technique field especially relates to a high voltage resistant insulating line way board.

Background

Printed circuit boards, also known as printed circuit boards, are providers of electrical connections for electronic components. Its development has been over 100 years old; the design of the method is mainly layout design; the circuit board has the main advantages of greatly reducing errors of wiring and assembly, improving automation level and production labor rate, and realizing functions required by circuit designers according to a circuit schematic diagram. The design of a printed circuit board mainly refers to layout design, and various factors such as external connection layout, optimized layout of internal electronic elements, optimized layout of metal wires and through holes, electromagnetic protection, heat dissipation and the like need to be considered. Excellent layout design can save production cost and achieve good circuit performance and heat dissipation performance. Simple layout design can be realized manually, and complex layout design needs to be realized by means of Computer Aided Design (CAD).

Printed circuit board need install when using, and need carry out better protection when comparatively complicated machinery uses, supports simultaneously in the installation, protects the safety and stability of circuit board, but the circuit board that current machinery was used utilizes the bolt to install fixedly when the installation, but the effect of protection is not good, and the resistance to compression effect is not good simultaneously, causes the damage of circuit board easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high voltage resistant insulated wire board to solve among the above-mentioned background art printed circuit board and need install when using, and need carry out better protection when comparatively complicated machinery uses, support simultaneously in the installation, the safety and stability of protection circuit board, but the circuit board that current machinery was used utilizes the bolt to install fixedly when the installation, but the effect of protection is not good, and the resistance to compression effect is not good simultaneously, causes the damage of circuit board easily.

In order to overcome the defects in the prior art, the utility model aims to provide a high-voltage-resistant insulating circuit board, which comprises a mounting plate, a fixed bottom plate, a cover plate and a circuit board, wherein the mounting plate is provided with a mounting bin, the mounting plate leaves a part of space around the mounting bin, the inner wall of the mounting bin is provided with a circle of transverse plate extending out, the mounting bin is used for arranging the circuit board, the circuit board is fixed on the mounting bin through the transverse plate, the circuit board is provided with a first through hole, the periphery and the bottom of the mounting bin are provided with a plurality of springs, the springs are abutted against the inner wall of the mounting plate, the bottom of the mounting bin is provided with a second through hole, the second through hole penetrates through the mounting plate, the circuit board and the mounting plate are fixedly connected through a first fixing bolt, the upper end surface of the mounting plate is provided with a first mounting column, the lower terminal surface at the mounting panel is provided with the second erection column, first erection column and apron are connected, and the second erection column is connected with PMKD, last third through-hole and the second fixing bolt of being provided with of PMKD.

Preferably, there are two fixed bottom plates, each fixed bottom plate is provided with 4 third through holes and a center hole, the third through holes are provided with second fixing bolts, the center holes are matched with the second mounting columns for use, and the length of the fixed bottom plates is greater than that of the mounting plates.

Preferably, a screw rod of the first fixing bolt is provided with a limiting hole, a threaded rod is inserted into the limiting hole, and first nuts are sleeved at two ends of the threaded rod.

Preferably, the number of the first through holes is 4, the number of the second through holes is 4, and the number of the first fixing bolts is 4.

Preferably, the first mounting column is composed of a large-diameter section and a small-diameter section, the cover plate is mounted on the small-diameter section of the first mounting column, an elastic washer is arranged on the lower end face of the cover plate, and a second nut is arranged on the upper end face of the cover plate.

Preferably, be provided with a sponge piece in the installation storehouse, the whole installation storehouse is paved to the sponge piece, and the thickness of sponge piece is half the installation storehouse degree of depth.

Preferably, the mounting plate is made of metal with strong heat dissipation performance, the cover plate is made of light metal, the fixing bottom plate is made of metal with good ductility, and the first fixing bolt and the second fixing bolt are made of elastic materials.

Compared with the prior art, the utility model provides a technical scheme has following advantage:

the utility model discloses a set up the installation storehouse on the mounting panel, the circuit board is installed on the installation storehouse, accomplish fixed connection by first fixing bolt, and set up stop device at first fixing bolt's end and keep the position of circuit board unchangeable, set up a sponge piece in the installation storehouse, can be used for adsorbing the gas of being heated vaporization in the installation storehouse, prevent that gas from causing the destruction to the circuit board, be provided with a plurality of springs around the installation storehouse, can alleviate the influence of the vibrations that the equipment of installing the circuit board produced in work or transportation to the circuit board.

Drawings

Fig. 1 is a schematic structural view of a high voltage resistant insulated circuit board of the present invention;

fig. 2 is a sectional view of the internal structure of the high voltage resistant insulated circuit board of the present invention;

fig. 3 is a top view of the mounting plate and the fixing base plate of the present invention;

fig. 4 is a schematic structural diagram of the mounting plate of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 1 at A;

fig. 6 is a schematic structural diagram of a circuit board according to the present invention;

fig. 7 is a partially enlarged view of fig. 2 at B.

Reference numerals: 1-mounting plate, 2-fixing bottom plate, 3-cover plate, 4-circuit board, 5-mounting bin, 6-transverse plate, 7-first through hole, 8-spring, 9-second through hole, 10-first fixing bolt, 11-first mounting column, 12-second mounting column, 13-third through hole, 14-second fixing bolt, 15-threaded rod, 16-first nut, 17-elastic washer, 18-second nut and 19-sponge block.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-7, a high voltage insulation circuit board comprises a mounting plate 1, a fixing bottom plate 2, a cover plate 3 and a circuit board 4, wherein the mounting plate 1 is provided with a mounting bin 5, the mounting plate 1 leaves a part of space around the mounting bin 5, a circle of transverse plate 6 is extended from the inner wall of the mounting bin 5, the mounting bin 5 is used for accommodating the circuit board 4, the circuit board 4 is fixed on the mounting bin 5 through the transverse plate 6, the circuit board 4 is not directly placed in the mounting bin 5 for facilitating the mounting and replacement of the circuit board 4, a first through hole 7 is arranged on the circuit board 4, the number of the first through holes 7 is 4, a plurality of springs 8 are arranged around the mounting bin 5 and at the bottom, the springs 8 are arranged to abut against the inner wall of the mounting plate 1, the springs 8 are arranged at the periphery of the mounting bin 5 for reducing the vibration of the circuit board 4, a second through hole 9 is arranged at the bottom of the mounting bin 5, and the second through-hole 9 runs through the mounting panel 1, and fixed connection is accomplished through first fixing bolt 10 to circuit board 4 and mounting panel 1, and the quantity of second through-hole 9 is 4, and the quantity of first fixing bolt 10 is 4.

Particularly, a limit hole is formed in a screw rod of the first fixing bolt 10, a threaded rod 15 is inserted into the limit hole, first nuts 16 are sleeved at two ends of the threaded rod 15, one end of the threaded rod 15 is screwed with the first nut 16, the threaded rod 15 is inserted into the limit hole in the first fixing bolt 10, then the first nut 16 is screwed at the other end of the threaded rod 15, and the circuit board 4 is fixedly installed above the installation bin 5.

The upper end face of the mounting plate 1 is provided with a first mounting column 11, the lower end face of the mounting plate 1 is provided with a second mounting column 12, the first mounting column 11 is connected with a cover plate 3, the cover plate 3 can prevent foreign matters above the circuit board 4 from falling onto the circuit board 4 to damage electronic elements on the circuit board 4, the second mounting column 12 is connected with a fixed bottom plate 2, the vibration generated by equipment provided with the circuit board 4 during working is conducted through the fixed bottom plate 2 and the second mounting column 12 and weakened by one wheel first and then through springs 8 around the mounting bin 5 to further reduce the influence of the vibration on the circuit board 4, the fixed bottom plate 2 is provided with a third through hole 13 and a second fixing bolt 14, the fixed bottom plate 2 is totally two, each fixing bottom plate 2 is provided with 4 third through holes 13 and a central hole, the third through hole 13 is provided with a second fixing bolt 14, the central hole is matched with the second mounting column 12 for use, and the length of the fixed bottom plate 2 is larger than that of the mounting plate 1.

Wherein, first erection column 11 comprises major diameter section and path section, and apron 3 is installed on the path section of first erection column 11, and is provided with an elastic washer 17 at the lower terminal surface of apron 3, avoids apron 3 directly to support to establish on first erection column 11, avoids

apron

3 and 11 direct contact of first erection column, is provided with a second nut 18 at the up end of apron 3, fixes apron 3 on first erection column 11.

Be provided with a sponge piece 19 in installation storehouse 5, whole installation storehouse 5 is paved to sponge piece 19, and the thickness of sponge piece 19 is half of the installation storehouse 5 degree of depth, and sponge piece 19 is used for adsorbing the liquid of vaporization owing to being heated in the installation storehouse 5, prevents that the liquid after the vaporization from depending on circuit board 4, causes the damage to circuit board 4.

Mounting panel 1 adopts the metal that heat dispersion is strong to make, guarantee that mounting panel 1's heat dispersion can not lead to the fact the influence to the heat dissipation of circuit board 4, apron 3 chooses for use light metal to make, the weight reduction reduces the pressure to PMKD 2, PMKD 2 chooses for use the metal that the ductility is good to make, there is certain ductility after the atress, be difficult to damage, first fixing bolt 10 and second fixing bolt 14 adopt elastic material to make, after receiving vibrations, circuit board 4 can not be damaged by first fixing bolt 10 and second fixing bolt 14.

It is to be understood by persons skilled in the art that the embodiments of the present invention described above and shown in the drawings are given by way of example only and are not limiting of the present invention. The utility model discloses a function and structure principle can modify wantonly under the principle that does not deviate from above-mentioned show.

Claims

1. The utility model provides a high voltage resistant insulating line board, includes mounting panel (1), PMKD (2), apron (3) and circuit board (4), its characterized in that: the mounting structure is characterized in that a mounting bin (5) is arranged on the mounting plate (1), a part of space is reserved around the mounting bin (5) by the mounting plate (1), a circle of transverse plate (6) extending out is arranged on the inner wall of the mounting bin (5), the mounting bin (5) is used for arranging a circuit board (4), the circuit board (4) is fixed on the mounting bin (5) through the transverse plate (6), a first through hole (7) is formed in the circuit board (4), a plurality of springs (8) are arranged around and at the bottom of the mounting bin (5), the springs (8) are abutted to the inner wall of the mounting plate (1), a second through hole (9) is formed in the bottom of the mounting bin (5), the second through hole (9) penetrates through the mounting plate (1), the circuit board (4) is fixedly connected with the mounting plate (1) through a first fixing bolt (10), a first mounting column (11) is arranged on the upper end face of the mounting plate (1), be provided with second erection column (12) at the lower terminal surface of mounting panel (1), first erection column (11) are connected with apron (3), and second erection column (12) are connected with PMKD (2), last third through-hole (13) and the second fixing bolt (14) of being provided with of PMKD (2).

2. The high voltage resistant insulated circuit board of claim 1, characterized in that: the number of the fixing bottom plates (2) is two, 4 third through holes (13) and a center hole are formed in each fixing bottom plate (2), a second fixing bolt (14) is arranged on each third through hole (13), the center hole is matched with the second mounting column (12) for use, and the length of each fixing bottom plate (2) is larger than that of the corresponding mounting plate (1).

3. The high voltage resistant insulated circuit board of claim 1, characterized in that: a limiting hole is formed in a screw rod of the first fixing bolt (10), a threaded rod (15) is inserted into the limiting hole, and first nuts (16) are sleeved at two ends of the threaded rod (15).

4. The high voltage resistant insulated circuit board of claim 1, characterized in that: the number of the first through holes (7) is 4, the number of the second through holes (9) is 4, and the number of the first fixing bolts (10) is 4.

5. The high voltage resistant insulated circuit board of claim 1, characterized in that: the first mounting column (11) is composed of a large-diameter section and a small-diameter section, the cover plate (3) is mounted on the small-diameter section of the first mounting column (11), an elastic gasket (17) is arranged on the lower end face of the cover plate (3), and a second nut (18) is arranged on the upper end face of the cover plate (3).

6. The high voltage resistant insulated circuit board of claim 1, characterized in that: a sponge block (19) is arranged in the installation bin (5), the whole installation bin (5) is paved with the sponge block (19), and the thickness of the sponge block (19) is half of the depth of the installation bin (5).

7. The high voltage resistant insulated circuit board of claim 1, characterized in that: the mounting plate (1) is made of metal with strong heat dissipation performance, the cover plate (3) is made of light metal, the fixing bottom plate (2) is made of metal with good ductility, and the first fixing bolt (10) and the second fixing bolt (14) are made of elastic materials.