CN215420902U

CN215420902U - PTFE high frequency thoughtlessly presses PCB circuit board

Info

Publication number: CN215420902U
Application number: CN202121388886.3U
Authority: CN
Inventors: 周克彬; 颜大亮; 陈小容
Original assignee: Shenzhen United Multilayer Circuit Board Co Ltd
Current assignee: Shenzhen United Multilayer Circuit Board Co Ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2022-01-04
Anticipated expiration: 2031-06-22

Abstract

The utility model discloses a PTFE high-frequency mixed-compression PCB circuit board, which comprises a protective shell, wherein four corners of the lower end of the protective shell are fixedly connected with adhesive pads, four corners of the lower inner wall surface of the protective shell are respectively provided with a lug, four mounting assemblies are fixedly connected with the lower inner wall surface of the protective shell, the four mounting assemblies are jointly movably sleeved with a circuit board, two elastic sheets are fixedly connected to the upper part of the front inner wall surface and the upper part of the rear inner wall surface of the protective shell, lower connecting blocks are fixedly connected to the left part and the right part of the front end of the protective shell, lower connecting holes which penetrate through up and down are formed in the middle parts of the upper ends of the two lower connecting blocks, and a shell cover is movably mounted on the upper part of the rear end of the protective shell through a hinge. According to the PTFE high-frequency mixed-compression PCB, the installation component is arranged, so that the installation is simple and rapid, and the vibration generated during shaking can be effectively reduced, so that the damage to the PCB body is reduced, and the service life of the PCB body is prolonged.

Description

PTFE high frequency thoughtlessly presses PCB circuit board

Technical Field

The utility model relates to the technical field of circuit boards, in particular to a PTFE high-frequency mixed-voltage PCB circuit board.

Background

The PCB circuit board is also called as a printed circuit board, and is an important electronic component, which is a support of the electronic component, which is a carrier for electrical connection of the electronic component, and because it is manufactured by electronic printing, it is called as a "printed" circuit board, which is one of important components in the electronic industry, and almost every kind of electronic equipment, as small as electronic watches, calculators, as large as computers, communication electronic equipment, and military weapon systems, as long as there are electronic components such as integrated circuits, and printed boards are used for electrical interconnection between each component, but the current circuit boards have the following problems: 1. the existing PCB circuit board is simply installed during installation and is not provided with a protective device, so that the existing PCB circuit board is easily damaged by external acting force during the use process of the PCB circuit board, the service life of the PCB circuit board is greatly shortened, and meanwhile, the existing PCB circuit board is troublesome in fixing; 2. the existing circuit board shell can have more radiating holes so as to facilitate the heat dissipation of a circuit board, but more insects or dust can enter the shell through the radiating holes to damage the circuit board, so that the circuit board is damaged, and therefore the PTFE high-frequency mixed-compression PCB circuit board is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a PTFE high-frequency mixed-compression PCB which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a PTFE high frequency thoughtlessly presses PCB circuit board, includes protecting sheathing, the equal fixedly connected with in protecting sheathing lower extreme four corners pastes the pad, the internal face four corners all is provided with the lug under the protecting sheathing, four installation component of internal face fixedly connected with under the protecting sheathing, four the circuit board has been cup jointed in the common activity on the installation component, two shell fragments of internal face upper portion and the equal fixedly connected with in back internal face upper portion before the protecting sheathing, connecting block, two under the equal fixedly connected with in protecting sheathing front end left part and front end right part connecting hole of break-over about all opening in connecting block upper end middle part down, there is the cap protecting sheathing rear end upper portion through hinge movable mounting.

Preferably, the mounting assembly comprises a bottom plate, a bottom block is fixedly connected to the upper end of the bottom plate, a spring is fixedly connected to the upper end of the bottom block, an ejector rod is fixedly connected to the upper end of the spring, a rubber ring is movably sleeved on the upper portion of the outer surface of the ejector rod, and the lower end of the bottom plate is fixedly connected with the lower inner wall surface of the protective shell.

Preferably, the circuit board includes the circuit board body, the mounting hole of break-over about all opening in circuit board body upper end four corners, four edges of circuit board body all open flutedly.

Preferably, the sizes of the four ejector rods are respectively matched with the sizes of the four corresponding mounting holes and correspond to the positions of the four corresponding mounting holes, and the upper parts of the four ejector rods are respectively movably sleeved in the four corresponding mounting holes.

Preferably, the cap includes the cap body, open cap body rear end has the louvre of break-over around a plurality of, a plurality of the dust screen has all been inlayed in the louvre, connecting block, two on the equal fixedly connected with in cap body upper end left part and the upper end right part go up the connecting hole of break-over around all opening to go up the connecting block front end, the rear end swing joint of hinge and protecting sheathing is passed through to the lower extreme of cap body.

Preferably, the size and the size of the two upper connecting holes are the same as those of the two lower connecting holes, and the positions of the two upper connecting holes and the positions of the two lower connecting holes correspond to each other.

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

1. according to the utility model, by arranging the mounting assembly, when the circuit board body is mounted, the circuit board body is placed into the protective shell by utilizing the elastic force of the elastic sheet, the four ejector rods are respectively sleeved in the corresponding four mounting holes, and then the four rubber rings are respectively sleeved on the upper parts of the four ejector rods, so that the circuit board body is mounted between the ejector rods and the rubber rings, the mounting is simple and rapid, the vibration generated during shaking can be effectively reduced by utilizing the action of the four springs, the damage to the circuit board body is reduced, and the service life of the circuit board body is prolonged;

2. through setting up the cap, can effectually dispel the produced heat of circuit board body through a plurality of louvre on the cap to avoid the circuit board body to lead to burning out because of the high unable heat dissipation of temperature, can effectually prevent the ash and prevent that the worm from getting into this internal destruction to the circuit board body through inlaying the dust screen in the louvre simultaneously, improved the security and the life improvement of circuit board body.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a PTFE high-frequency mixed-compression PCB circuit board of the utility model;

FIG. 2 is a schematic view of the overall structure of a mounting assembly of a PTFE high-frequency mixed-compression PCB circuit board of the utility model;

FIG. 3 is a schematic diagram of the overall structure of a circuit board of a PTFE high-frequency mixed-compression PCB circuit board according to the utility model;

fig. 4 is a schematic view of the overall structure of the housing cover of the PTFE high-frequency mixed-voltage PCB circuit board of the present invention.

In the figure: 1. a protective housing; 2. sticking a pad; 3. a bump; 4. mounting the component; 5. a circuit board; 6. a spring plate; 7. a lower connecting block; 8. a lower connection hole; 9. a shell cover; 41. a base plate; 42. a bottom block; 43. a spring; 44. a top rod; 45. a rubber ring; 51. a circuit board body; 52. mounting holes; 53. a groove; 91. a shell cover body; 92. heat dissipation holes; 93. a dust screen; 94. an upper connecting block; 95. and an upper connecting hole.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a PTFE high-frequency mixed-voltage PCB circuit board, including protecting sheathing 1, equal fixedly connected with in the equal fixedly connected with in four corners of protecting sheathing 1 lower extreme four corners pastes pad 2, protecting sheathing 1 lower internal face four corners all is provided with lug 3, protecting sheathing 1 lower internal face fixedly connected with four installation component 4, circuit board 5 has been cup jointed in the common activity on four installation component 4, two shell fragments 6 of equal fixedly connected with on 1 preceding internal face upper portion of protecting sheathing and the back internal face upper portion, connecting block 7 under 1 front end left part of protecting sheathing and the equal fixedly connected with in front end right part, connecting block 7 upper end middle part all has lower connecting hole 8 of break-over from top to bottom down, there is cap 9 in protecting sheathing 1 rear end upper portion through hinge movable mounting.

The mounting assembly 4 comprises a bottom plate 41, a bottom block 42 is fixedly connected to the upper end of the bottom plate 41, a spring 43 is fixedly connected to the upper end of the bottom block 42, an ejector rod 44 is fixedly connected to the upper end of the spring 43, a rubber ring 45 is movably sleeved on the upper part of the outer surface of the ejector rod 44, and the lower end of the bottom plate 41 is fixedly connected with the lower inner wall surface of the protective shell 1; the circuit board 5 comprises a circuit board body 51, four corners of the upper end of the circuit board body 51 are provided with mounting holes 52 which penetrate through up and down, and four corners of the circuit board body 51 are provided with grooves 53; the sizes of the four top rods 44 are respectively matched with the sizes of the four corresponding mounting holes 52 and the positions of the four top rods are corresponding to those of the four corresponding mounting holes 52, and the upper parts of the four top rods 44 are respectively movably sleeved in the four corresponding mounting holes 52; the shell cover 9 comprises a shell cover body 91, a plurality of heat dissipation holes 92 which are penetrated through from front to back are formed in the rear end of the shell cover body 91, dust nets 93 are embedded in the heat dissipation holes 92, upper connecting blocks 94 are fixedly connected to the left part and the right part of the upper end of the shell cover body 91, upper connecting holes 95 which are penetrated through from front to back are formed in the front ends of the two upper connecting blocks 94, and the lower end of the shell cover body 91 is movably connected with the rear end of the protective shell 1 through hinges; the two upper connecting holes 95 have the same size and the same position as the two lower connecting holes 8.

It should be noted that, the utility model is a PTFE high frequency mixed-compression PCB circuit board, when installing the circuit board body 51, the circuit board body 51 is put into the protective housing 1 by the elastic action of the elastic sheet 6, and the four ejector pins 44 are respectively sleeved in the corresponding four mounting holes 52, then the four rubber rings 45 are respectively sleeved on the upper parts of the four ejector pins 44, so that the circuit board body 51 is installed between the ejector pins 44 and the rubber rings 45, the installation is simple and quick, the vibration generated during shaking can be effectively reduced by the action of the four springs 43, thereby reducing the damage to the circuit board body 51, prolonging the service life of the circuit board body 51, after the circuit board body 51 is installed, the case cover body 91 is closed, and then fixed in the corresponding upper connecting holes 95 and lower connecting holes 8 through fixing fittings, the heat generated by the circuit board body 51 can be effectively dissipated through the plurality of 92 on the case cover body 91, thereby avoid circuit board body 51 to lead to burning out because of the unable effluvium that looses of high temperature, can effectually prevent the ash and prevent that the insect from causing destruction to circuit board body 51 in getting into protective housing 1 through the dust screen 93 that inlays in louvre 92 simultaneously, improved circuit board body 51's security and life improvement.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a PCB circuit board is thoughtlessly pressed to PTFE high frequency, includes protecting sheathing (1), its characterized in that: equal fixedly connected with in protective housing (1) lower extreme four corners pastes pad (2), the internal face four corners all is provided with lug (3) under protective housing (1), four installation component (4) of internal face fixedly connected with under protective housing (1), four circuit board (5) have been cup jointed in the common activity on installation component (4), two shell fragment (6) of internal face upper portion and the equal fixedly connected with in back internal face upper portion before protective housing (1), connecting block (7) under protective housing (1) front end left part and the equal fixedly connected with in front end right part, two connecting block (7) upper end middle part all opens lower connecting hole (8) of break-over from top to bottom down, there is cap (9) through hinge movable mounting in protective housing (1) rear end upper portion.

2. The PTFE high frequency mixed compression PCB circuit board of claim 1, characterized in that: the mounting assembly (4) comprises a bottom plate (41), a bottom block (42) is fixedly connected to the upper end of the bottom plate (41), a spring (43) is fixedly connected to the upper end of the bottom block (42), an ejector rod (44) is fixedly connected to the upper end of the spring (43), a rubber ring (45) is movably sleeved on the upper portion of the outer surface of the ejector rod (44), and the lower end of the bottom plate (41) is fixedly connected with the lower inner wall face of the protective shell (1).

3. The PTFE high frequency mixed compression PCB circuit board of claim 1, characterized in that: circuit board (5) are including circuit board body (51), mounting hole (52) of break-over about all opening in circuit board body (51) upper end four corners, all opening recess (53) in circuit board body (51) four corners department.

4. The PTFE high frequency mixed compression PCB circuit board of claim 2, characterized in that: the four ejector rods (44) are matched with the four corresponding mounting holes (52) in size and in positions, and the upper parts of the four ejector rods (44) are movably sleeved in the four corresponding mounting holes (52).

5. The PTFE high frequency mixed compression PCB circuit board of claim 1, characterized in that: cap (9) are including cap body (91), louvre (92) of break-over around cap body (91) rear end is opened has a plurality of, a plurality of dust screen (93) have all been inlayed in louvre (92), connecting block (94) on cap body (91) upper end left part and the equal fixedly connected with in upper end right part, two go up connecting block (94) front end and all open last connecting hole (95) of break-over around having, the rear end swing joint of hinge and protecting sheathing (1) is passed through to the lower extreme of cap body (91).

6. The PTFE high frequency mixed compression PCB circuit board of claim 5, characterized in that: the size and the size of the two upper connecting holes (95) are the same as those of the two lower connecting holes (8), and the positions of the two upper connecting holes and the positions of the two lower connecting holes correspond to each other.