CN210535653U

CN210535653U - Triode spring preforming

Info

Publication number: CN210535653U
Application number: CN201921771735.9U
Authority: CN
Inventors: 于高明; 于大军
Original assignee: Wendeng Qiri Electronics Co Ltd
Current assignee: Wendeng Qiri Electronics Co Ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-05-15
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a triode spring tabletting, which comprises a horizontally arranged top plate, a plug board obliquely extending a distance to the rear lower part along the rear side edge of the top plate, a transition plate extending a distance to the lower part along the front side edge of the top plate and a pressing plate connected to the lower side edge of the transition plate, wherein the pressing plate can press a triode on the inner wall surface of a circuit board shell; the top plate, the inserting plate, the transition plate and the pressing plate are integrally bent and formed and are made of spring steel; the lower side of the pressure plate is provided with a skid-mounted groove convenient for skid mounting, and a limiting hole matched with the skid-mounted groove for use is formed in the connection junction of the transition plate and the top plate. The triode spring tabletting has the advantages of simple structure, convenience in installation and disassembly, and capability of easily and quickly pressing the triode on the inner wall surface of the circuit board shell.

Description

Triode spring preforming

Technical Field

The utility model relates to a triode spring preforming.

Background

The circuit board shell for mounting the circuit board is usually made of aluminum alloy sections, and the reason is that the aluminum alloy shell has the characteristics of simple manufacture, light structure, high strength and good heat conducting property, and because of the heat conducting property of the aluminum alloy shell, components such as a triode on the circuit board and the like generally need to be pressed on the inner wall surface of the circuit board shell by a pressing plate and a screw penetrating through the pressing plate and the shell, so that the heat of the components such as the triode and the like is directly and quickly conducted to the shell and is radiated to the external air; however, the clamping structure for pressing the triode against the inner wall surface of the shell by using the screw and the pressing plate is complicated, the mounting time is long, the dismounting is complicated, and the circuit board and the components are easily scratched when the screw is mounted and dismounted.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a simple structure, the installation with dismantle conveniently, can light swift compress tightly the triode spring preforming on the internal face of circuit board casing with the triode.

In order to solve the technical problem, the utility model comprises a horizontally arranged top plate, a plug board which obliquely extends a distance to the rear lower part along the rear side edge of the top plate, a transition plate which extends a distance to the lower part along the front side edge of the top plate and a pressing plate which is connected with the lower side edge of the transition plate, wherein the triode can be pressed on the inner wall surface of the circuit board shell by the pressing plate; the top plate, the inserting plate, the transition plate and the pressing plate are integrally bent and formed and are made of spring steel; the lower side of the pressing plate is provided with a prying groove convenient for prying, and a limiting hole matched with the prying groove for use is formed in the connection junction of the transition plate and the top plate.

After adopting the structure, when the triode is required to be pressed on the side wall surface of the circuit board shell, the plug board of the utility model is firstly inserted into the plug-in groove on the side wall surface of the circuit board shell from one side of the triode, simultaneously, the hook point part of the prying rod is hooked on the prying groove and the prying rod is supported by taking the limiting hole as a fulcrum, at the moment, the press plate can be pried to turn outwards by utilizing the prying rod, so that the press plate swings towards the direction far away from the side wall surface of the circuit board shell, and then the utility model is pushed to slide along the extending direction of the plug-in groove and slide to the front side of the triode; certainly, when the utility model needs to be disassembled, the pressure plate can be directly lifted by the prying rod, and then the utility model can be directly pulled out from the inserting groove; therefore, the utility model discloses simple structure, the light swift installation of ability and dismantlement.

Further, an included angle between the transition plate and the top plate is smaller than 90 degrees.

Furthermore, the pressing plate is a curved arc-shaped plate body, and the central line of the pressing plate is horizontally arranged.

In order to press the triode by utilizing the middle position of the pressing plate, the upper side edge and the lower side edge of the pressing plate are both bent to the front side of the middle plate section of the pressing plate.

The prying grooves are symmetrically arranged at the left and right sides, and the limiting hole is one and is arranged at the middle position of the connecting junction of the transition plate and the top plate.

In order to press and hold the triodes, the top plate is a cuboid plate body with the left-right length being larger than the front-back width.

The front and back width of the inserting plate is about 1/2 of the front and back width of the top plate.

The upper and lower width of the transition plate is about 2 times of the front and rear width of the top plate.

The upper and lower width of the pressing plate is approximately equal to the front and rear width of the top plate.

To sum up, the utility model discloses simple structure, the installation is convenient with the dismantlement, can light swift compress tightly the triode on the internal face of circuit board casing.

Drawings

The invention will be described in further detail with reference to the following drawings and embodiments:

fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a left side view structure diagram of the present invention;

fig. 3 is a schematic perspective view of the present invention;

fig. 4 is a schematic perspective view of another angle of the present invention;

FIG. 5 is a schematic view of the present invention installed on a circuit board housing;

fig. 6 is a schematic view of the circuit board of the present invention mounted at another angle.

Detailed Description

Referring to the attached drawings, the triode spring pressing sheet comprises a top plate 1, an inserting plate 2, a transition plate 3 and a pressing plate 4, wherein the top plate 1 is horizontally arranged, the inserting plate 2 obliquely extends a distance towards the rear lower side along the rear side edge of the top plate 1, the transition plate 3 extends a distance towards the lower side along the front side edge of the top plate 1, the pressing plate 4 is connected to the lower side edge of the transition plate 3, and the triode can be pressed on the inner wall surface of a circuit board shell through the pressing plate; in addition, as shown in fig. 3, the top plate 1, the insert plate 2, the transition plate 3 and the press plate 4 are integrally formed by bending steel sheets made of spring steel with the thickness of about 0.5 mm; in addition, in order to hold a plurality of triodes, the left and right length of the present invention is greater than the vertical height, as shown in fig. 3, the top plate 1 is a rectangular plate body whose left and right length is greater than the front and rear width, and the front and rear width of the insertion plate 2 is about 1/2 of the front and rear width of the top plate 1, and secondly, the upper and lower width of the transition plate 3 is about 2 times the front and rear width of the top plate 1, and in addition, the upper and lower width of the pressing plate 4 is substantially equal to the front and rear width of the.

With continued reference to the drawings, in order to provide the pressing plate 4 with sufficient swinging elasticity, it is preferable that the included angle between the transition plate 3 and the top plate 1 is less than 90 degrees, i.e. the transition plate 3 is an inclined plate body extending obliquely downward and rearward; in addition, for convenience of prying the pressing plate 4, and a certain prying space is reserved between the lower side portion of the pressing plate 4 and the front side surface of the triode, as shown in fig. 2, the pressing plate 4 is an arc-shaped plate body which is preferably bent, the central line of the pressing plate 4 is horizontally arranged, in order to press the triode by using the middle position of the pressing plate 4, the upper side edge and the lower side edge of the pressing plate 4 are both bent forwards to the front side of the middle plate section of the pressing plate, therefore, the lower side portion of the pressing plate 4 is kept in a forward tilting state, and therefore, a prying tool is conveniently inserted into the lower side portion space of the pressing plate 4 to pry the pressing plate 4.

Continuing to refer to the attached drawings, a prying groove 5 convenient for prying is formed in the lower side portion of the pressing plate 4, and the prying groove 5 is used for fully hanging and taking a hook portion of a prying rod; in addition, a limiting hole 6 matched with the prying groove 5 for use is arranged at the connecting junction of the transition plate 3 and the top plate 1, the limiting hole 6 is a hole body realized by a cutting mode, and is arranged in the middle position of the connecting junction of the transition plate 3 and the top plate 1, and the limiting hole 6 is used for fully supporting the prying rod, so that the displacement of a fulcrum supporting the prying rod in the prying process is avoided, and then the inclination and the elastic flying in the prying process are avoided; of course, this sled dress groove 5 can be one, however, the utility model discloses a guarantee sled dress the utility model discloses a stability, sled dress groove 5 be two that bilateral symmetry set up, of course, the lower tip of sled dress pole also should have two hook portion.

When the novel plug board is used specifically, as shown in fig. 5 and 6, when a triode needs to be pressed against the side wall surface of the circuit board shell 8, the plug board 2 of the utility model only needs to be inserted into the plug-in groove 9 on the side wall surface of the circuit board shell 8 from one side of the triode firstly, and simultaneously, the hook point part of the prying rod 7 is hooked on the prying groove 5 and supports the prying rod 7 by taking the limiting hole 6 as a fulcrum, at the moment, the prying rod 7 can be utilized to pry the pressing plate 4 to turn outwards, so that the pressing plate 4 swings towards the direction far away from the side wall surface of the circuit board shell 8, and then the utility model is pushed again to slide along the extending direction of the plug-in groove 9, slide the pressing plate 4 to the front side of the triode, finally, loosen the swinging force of the pressing plate 4 and take down the prying rod 7, at the moment, the pressing plate 4; of course, when the utility model needs to be disassembled, the pressure plate 4 can be directly lifted by the prying rod 7, and then the utility model can be directly pulled out from the inserting groove 9; therefore, the utility model discloses simple structure, the light swift installation of ability and dismantlement.

To sum up, the present invention is not limited to the above-mentioned specific embodiments. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, and all such changes and modifications are intended to be within the scope of the present invention.

Claims

1. A triode spring preforming which characterized in that: the triode switching circuit comprises a top plate (1) which is horizontally arranged, an inserting plate (2) which obliquely extends a distance to the rear lower side along the rear side edge of the top plate (1), a transition plate (3) which extends a distance to the lower side along the front side edge of the top plate (1) and a pressing plate (4) which is connected to the lower side edge of the transition plate (3), wherein the pressing plate (4) can press the triode on the inner wall surface of a circuit board shell; the top plate (1), the inserting plate (2), the transition plate (3) and the pressing plate (4) are integrally bent and formed and made of spring steel; the lower side of clamp plate (4) is equipped with sled dress groove (5) that make things convenient for sled dress, the junction of crossing cab apron (3) and roof (1) is equipped with spacing hole (6) that use with sled dress groove (5) cooperation.

2. The triode spring wafer of claim 1, wherein the angle between the transition plate (3) and the top plate (1) is less than 90 degrees.

3. The triode spring wafer according to claim 1, wherein the pressing plate (4) is a curved arc-shaped plate, and the center line of the pressing plate (4) is horizontally arranged.

4. The triode spring wafer according to claim 3, wherein the upper side and the lower side of the pressure plate (4) are bent to the front side of the middle plate section of the pressure plate.

5. The triode spring wafer according to claim 1, wherein the prying grooves (5) are arranged in a left-right symmetrical manner, and the limiting hole (6) is one and is arranged in the middle of the junction of the transition plate (3) and the top plate (1).

6. The triode spring wafer according to claim 1, wherein the top plate (1) is a rectangular parallelepiped plate with a left-right length greater than a front-back width.

7. The triode spring wafer as set forth in claim 1, wherein the front-to-back width of the interposer (2) is 1/2 of the front-to-back width of the top plate (1).

8. The triode spring wafer according to claim 7, wherein the upper and lower widths of the transition plate (3) are 2 times of the front and rear widths of the top plate (1).

9. The triode spring wafer according to claim 7, wherein the upper and lower widths of the pressing plate (4) are equal to the front and rear widths of the top plate (1).