CN219917644U - Vertical withstand voltage V type shell fragment - Google Patents

Abstract

The utility model relates to the technical field of spring plates, in particular to a vertical pressure-resistant V-shaped spring plate, which comprises a spring plate bottom and a circuit substrate, wherein the spring plate bottom comprises a first surface and a second surface, a tin passing hole leading from the first surface to the second surface is formed in the spring plate bottom, a soldering tin layer is arranged at the top end of the circuit substrate, reinforced tin is arranged in the tin passing hole on the soldering tin layer, the reinforced tin extends from the first surface to the second surface, one side of the spring plate bottom is provided with a reinforcing mechanism, and the reinforcing mechanism comprises a mounting groove. According to the utility model, the through-tin hole is formed in the bottom of the elastic sheet, and the reinforcing tin and reinforcing mechanism is used for reinforcing the tin, so that the welding area of the bottom of the elastic sheet and the soldering tin can be increased during welding, the connection between the elastic sheet and the circuit substrate is firm, and the bottom of the elastic sheet is further fixed by the screw, so that the elastic sheet is fixed more firmly, and the elastic sheet is ensured to be more stable and relatively pressure-resistant when being subjected to the pressure of an electric element.

Description

Vertical withstand voltage V type shell fragment

Technical Field

The utility model relates to the technical field of elastic sheets, in particular to a vertical pressure-resistant V-shaped elastic sheet.

Background

The spring plate generally comprises a bottom, an elastic arm and a collision part, wherein the bottom is connected to the circuit substrate through soldering tin, and the collision part is connected to one end of the elastic arm and comprises a collision plane far away from the bottom, and the collision plane is contacted with the electronic element.

The authorized bulletin number is CN200956424Y, which discloses a spring plate which comprises a bottom, a reverse folding part, an elastic arm and a collision part. The bottom includes a first surface soldered to a circuit substrate and an opposite second surface; the reverse bending part extends from one end of the bottom part extending in length and is reversely bent; the elastic arm is connected to one end of the reverse folding part; the abutting part is connected to one end of the elastic arm and comprises an abutting surface far away from the bottom, and the abutting surface is provided with a bump which is used for abutting against an electronic element.

The V-shaped elastic sheet in the prior art is fixed on the circuit substrate in a soldering manner, although the installation and the fixation of the elastic sheet can be realized, when the V-shaped elastic sheet is used, the elastic sheet needs to be pressed against an electric element, so that the elastic sheet needs to have stronger pressure resistance, soldering tin is only adhered to the bottom surface of the bottom of the elastic sheet during welding, and the firmness and the pressure resistance of the elastic sheet during fixing are improved, therefore, the vertical pressure-resistant V-shaped elastic sheet needs to be designed to solve the problems.

Disclosure of Invention

The utility model aims to provide a vertical pressure-resistant V-shaped spring plate, which aims to solve the problems that the V-shaped spring plate in the prior art proposed in the background art is fixed on a circuit substrate in a soldering tin mode, and the spring plate can be fixed in a mounting way, but when in use, the spring plate needs to be in contact with an electric element, so that the spring plate has stronger pressure resistance, soldering tin is only adhered to the bottom surface of the bottom of the spring plate during soldering, and the firmness and pressure resistance of the spring plate are required to be improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a vertical pressure resistant V-clip comprising: the utility model provides a shell fragment bottom and circuit substrate, the shell fragment bottom includes first face and second face, set up the solder passing hole that the first face led to the second face on the shell fragment bottom, circuit substrate's top is provided with the soldering tin layer, be equipped with the enhancement tin in the solder passing hole on the soldering tin layer, the enhancement tin extends by the direction of first face towards the second face, one side of shell fragment bottom is provided with strengthening mechanism, and strengthening mechanism includes the mounting groove, one side at the shell fragment bottom is seted up to the mounting groove, be provided with the screw that is used for fixed shell fragment bottom in the mounting groove.

Preferably, the bottom of the elastic piece is provided with a concave groove near the upper part of the mounting groove, and the top end of the screw extends into the concave groove.

Preferably, the upper part of the bottom of the elastic piece is obliquely provided with an elastic arm, the upper part of the bottom of the elastic piece is transversely provided with a contact surface, and a reverse folding part is arranged between the bottom of the elastic piece and the elastic arm.

Preferably, the upper part of the abutting surface is fixedly provided with a protruding part, and the protruding part is the same as the abutting surface, the elastic arm and the bottom of the elastic sheet.

Preferably, the upper part of the protruding part is uniformly provided with heat dissipation holes.

Preferably, the reverse folding portion comprises a folding region, the folding region is integrally arranged between the bottom of the elastic sheet and the elastic arm, and a connecting region is integrally connected between the folding region and the elastic arm.

Preferably, the screw is a cross bolt.

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

1. through being provided with the tin hole, strengthen tin and strengthening mechanism, owing to add the tin hole on the shell fragment bottom to can increase the welding area that shell fragment bottom and soldering tin are connected when the welding, make the firm in connection of shell fragment and circuit substrate, the rethread screw is further fixed to the shell fragment bottom, makes this shell fragment fix more firmly, thereby when guaranteeing that this shell fragment receives electrical component's pressure, more stable, relatively withstand voltage.

2. Through being provided with elastic arm, conflict face and the portion of invaginating, shell fragment bottom, elastic arm, conflict face and the portion of invaginating constitute V-arrangement's shell fragment, with the fixed firm of shell fragment bottom for whole shell fragment is used steadily, and the conflict face is used for contradicting electrical component, and the bending zone has played the effect of connecting elastic arm and shell fragment bottom with the setting of connecting zone.

Drawings

FIG. 1 is a schematic elevational cross-sectional view of the structure of the present utility model;

FIG. 2 is a front view of the bottom, the reverse fold and the contact surface of the spring plate according to the present utility model;

FIG. 3 is a schematic top view of a portion of a spring bottom structure according to the present utility model;

fig. 4 is an enlarged schematic view of a portion of the structure of fig. 1 a according to the present utility model.

In the figure: 110. the bottom of the spring plate; 111. a circuit substrate; 112. a tin hole; 113. a solder layer; 114. reinforcing tin; 115. a first face; 116. a second face; 117. an elastic arm; 118. an abutting surface; 119. a boss; 120. a heat radiation hole; 200. a reverse folding part; 210. a bending region; 211. a connection region; 300. a reinforcement mechanism; 310. a mounting groove; 311. a screw; 312. recessed grooves.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-4, an embodiment of the present utility model is provided: a vertical pressure resistant V-clip comprising: the device comprises an elastic sheet bottom 110 and a circuit substrate 111, wherein the elastic sheet bottom 110 comprises a first surface 115 and a second surface 116, a tin passing hole 112 leading from the first surface 115 to the second surface 116 is formed in the elastic sheet bottom 110, a soldering tin layer 113 is arranged at the top end of the circuit substrate 111, a reinforced tin 114 is arranged in the tin passing hole 112 on the soldering tin layer 113, the reinforced tin 114 extends from the first surface 115 to the second surface 116, a reinforcing mechanism 300 is arranged on one side of the elastic sheet bottom 110, the reinforcing mechanism 300 comprises a mounting groove 310, the mounting groove 310 is formed in one side of the elastic sheet bottom 110, a screw 311 for fixing the elastic sheet bottom 110 is arranged in the mounting groove 310, and when the device is used, the welding area for connecting the elastic sheet bottom 110 with soldering tin is increased during welding, so that the connection between the elastic sheet and the circuit substrate 111 is firm, and the elastic sheet bottom 110 is further fixed through the screw 311, so that the elastic sheet is fixed more firmly, and is more stable when the elastic sheet is subjected to the pressure of an electric element.

Further, the top of the spring bottom 110, which is close to the mounting groove 310, is provided with a concave groove 312, the top of the screw 311 extends into the concave groove 312, the top of the screw 311 is located in the concave groove 312, and the top of the screw 311 is not protruded upwards due to the arrangement of the concave groove 312, so that the spring bottom is convenient to use.

Further, the screw 311 is a cross bolt, and since the screw 311 is a cross bolt, one end of the tool extends into the cross groove, so that the screw 311 can be conveniently turned, and the screw 311 is screwed into the concave groove 312.

Example two

In comparison with the first embodiment, referring to fig. 1-2, an elastic arm 117 is obliquely disposed at an upper portion of a bottom 110 of the vertical pressure-resistant V-shaped spring, an abutting surface 118 is transversely disposed at an upper portion of the bottom 110 of the spring, a reverse fold portion 200 is disposed between the bottom 110 of the spring and the elastic arm 117, and the bottom 110 of the spring, the elastic arm 117, the abutting surface 118 and the reverse fold portion 200 form a V-shaped spring, so that the bottom 110 of the spring is firmly fixed, and the entire spring is stably used, and the abutting surface 118 is used for abutting against an electrical element.

Further, the inflection portion 200 includes an inflection region 210, the inflection region 210 is integrally disposed between the bottom 110 and the elastic arm 117, a connection region 211 is integrally connected between the inflection region 210 and the elastic arm 117, and the inflection region 210 and the connection region 211 play a role in connecting the elastic arm 117 and the bottom 110 of the elastic piece, so that the bottom 110 of the elastic piece, the elastic arm 117, the abutting surface 118 and the inflection portion 200 form a V-shaped elastic piece.

Example III

In the vertical pressure-resistant V-shaped spring provided by the utility model, compared with the first embodiment, referring to fig. 1-2, the upper portion of the abutting surface 118 is fixedly provided with the protruding portion 119, the protruding portion 119 is the same as the abutting surface 118, the elastic arm 117 and the spring bottom 110, and the protruding portion 119 contacts with the electronic component, so that the contact is ensured to be sufficient during the abutting elastic deformation, and the good contact is ensured.

Further, the upper portion of the protruding portion 119 is uniformly provided with heat dissipation holes 120, and when the protruding portion 119 abuts against the electronic component, the heat dissipation holes 120 facilitate ventilation of the contact surface between the protruding portion 119 and the electronic component.

Working principle: when the device is used, the tin through hole 112 is additionally arranged on the elastic sheet bottom 110, so that the welding area of the connection between the elastic sheet bottom 110 and the soldering tin can be increased during welding, the connection between the elastic sheet and the circuit substrate 111 is firm, the elastic sheet bottom 110 is further fixed through the screw 311, the elastic sheet is fixed more firmly, and the elastic sheet is stable and pressure-resistant when being subjected to the pressure of an electric element. The tip of the screw 311 is seated in the recess groove 312, and the recess groove 312 is provided so that the tip of the screw 311 does not protrude upward for use.

The elastic sheet bottom 110, the elastic arm 117, the abutting surface 118 and the reverse folding portion 200 form a V-shaped elastic sheet, the elastic sheet bottom 110 is fixed firmly, the whole elastic sheet is used stably, the abutting surface 118 is used for abutting against an electrical element, the arranged protruding portion 119 is in contact with the electronic element, the contact can be fully ensured during abutting elastic deformation, the contact is ensured to be good, when the protruding portion 119 abuts against the electronic element, the radiating hole 120 is convenient for the contact surface between the protruding portion 119 and the electronic element to be breathable, and the bending region 210 and the connecting region 211 play a role in connecting the elastic arm 117 with the elastic sheet bottom 110, so that the elastic sheet bottom 110, the elastic arm 117, the abutting surface 118 and the reverse folding portion 200 form the V-shaped elastic sheet.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a vertical withstand voltage V type shell fragment which characterized in that includes: the utility model provides a shell fragment bottom (110) and circuit substrate (111), shell fragment bottom (110) include first face (115) and second face (116), tin hole (112) that first face (115) led to second face (116) have been seted up on shell fragment bottom (110), the top of circuit substrate (111) is provided with soldering tin layer (113), be equipped with in tin hole (112) on soldering tin layer (113) and strengthen tin (114), strengthen tin (114) and extend by first face (115) to the direction of second face (116), one side of shell fragment bottom (110) is provided with strengthening mechanism (300), and strengthening mechanism (300) include mounting groove (310), one side at shell fragment bottom (110) is seted up in mounting groove (310), be provided with screw (311) that are used for fixed shell fragment bottom (110) in mounting groove (310).

2. The vertical pressure resistant V-clip as set forth in claim 1, wherein: the upper part of the bottom (110) of the elastic piece, which is close to the mounting groove (310), is provided with a concave groove (312), and the top end of the screw (311) extends into the concave groove (312).

3. The vertical pressure resistant V-clip as set forth in claim 1, wherein: the upper part of the elastic piece bottom (110) is obliquely provided with an elastic arm (117), the upper part of the elastic piece bottom (110) is transversely provided with an abutting surface (118), and a reverse folding part (200) is arranged between the elastic piece bottom (110) and the elastic arm (117).

4. A vertical pressure resistant V-clip as defined in claim 3, wherein: the upper portion of the abutting surface (118) is fixedly provided with a protruding portion (119), and the protruding portion (119) is the same as the abutting surface (118), the elastic arm (117) and the elastic piece bottom (110).

5. The vertical pressure resistant V-clip as set forth in claim 4, wherein: the upper part of the bulge part (119) is uniformly provided with heat dissipation holes (120).

6. A vertical pressure resistant V-clip as defined in claim 3, wherein: the bending part (200) comprises a bending region (210), the bending region (210) is integrally arranged between the bottom (110) of the elastic sheet and the elastic arm (117), and a connecting region (211) is integrally connected between the bending region (210) and the elastic arm (117).

7. The vertical pressure resistant V-clip as set forth in claim 2, wherein: the screw (311) is a cross bolt.