CN217933471U - Capacitor convenient to weld - Google Patents

Abstract

The utility model provides a pair of conveniently weld condenser of dress, contain capacitor case, positive pole pin and the negative pole pin of drawing forth from capacitor case bottom, positive pole pin and negative pole pin are used for the welding on the pad of circuit board, capacitor case bottom fixedly connected with buffering cushion, buffering cushion bottom surface is provided with the bond line, buffering cushion both sides all run through be provided with respectively to positive pole pin and negative pole pin do keep away the position groove of keeping away of position, positive pole pin and negative pole pin all are provided with the screens step that has electric conductivity on same horizontal plane, when screens step block is on the pad, the bond line bonds on the circuit board surface. When screens step block was on the pad, the bond line will bond on the circuit board surface to fix the condenser, conveniently weld between condenser pin and the pad, can simplify the welding process of condenser, improve and weld dress efficiency, guarantee that the condenser welds the dress neat, improve welding stability.

Description

Capacitor convenient to weld

Technical Field

The utility model relates to a condenser field indicates a conveniently weld condenser of dress especially.

Background

The capacitor is composed of two conductors which are close to each other, a layer of non-conductive insulating medium is sandwiched between the two conductors, when voltage is applied between two poles of the capacitor, the capacitor can store electric charge, the capacitor plays an important role in circuits such as tuning, bypassing, coupling, filtering and the like, and is applied to electronic products in various fields. The capacitor has two pins, need with the pin welding on the pad of circuit board, because the condenser itself does not have locate function, needs the operator one hand to hold the condenser and inserts the suitable degree of depth of pin in the pad, then another hand holds welder with the pin welding on the pad, its operation process is comparatively loaded down with trivial details, and production efficiency is low, the crooked condition of welding appears easily, need carry out the rework operation often, has reduced output.

Disclosure of Invention

The utility model aims to solve the problem that a conveniently weld condenser of dress is provided, simplifies and welds the dress process, improves and welds dress efficiency.

The technical problem of solve will be according to the utility model provides a pair of conveniently weld condenser of dress, contain capacitor case, positive pole pin and the negative pole pin of drawing forth from capacitor case bottom, positive pole pin and negative pole pin are used for the welding on the pad of circuit board, capacitor case bottom fixedly connected with buffering cushion, buffering cushion bottom surface is provided with the bond line, buffering cushion both sides all run through be provided with respectively to positive pole pin and negative pole pin do keep away the position groove of keeping away that the position was kept away, positive pole pin and negative pole pin all are provided with the screens step that has electric conductivity on same horizontal plane, when screens step block is on the pad, the bond line bonds on the circuit board surface.

Preferably, the clamping step center is provided with a through hole matched with the anode pin and the cathode pin in a penetrating mode, the anode pin and the cathode pin are movably arranged on the through hole, a soldering tin layer is arranged on the wall face of the through hole, and the clamping step can be located on the anode pin and the cathode pin through melting the soldering tin layer.

Preferably, the clamping step is arranged in an inverted cone shape.

Preferably, the clamping step side wall is uniformly distributed with strip-shaped grooves, and two ends of each strip-shaped groove respectively extend to the top end face and the bottom end face of the clamping step.

Preferably, the bottom of the capacitor shell is uniformly distributed with pins, the top of the buffer rubber pad is distributed with jacks corresponding to the pins, and the pins are plugged in the jacks.

Preferably, the outer side of the pin is provided with an anti-falling barb, and when the pin is inserted into the jack, the anti-falling barb can prevent the pin from being separated from the jack.

Preferably, the cushion rubber is foamed silicone rubber.

The utility model has the advantages that: the utility model provides a conveniently weld condenser of dress, set up unique assembly structure, but owing to all be provided with the screens step of block on the pad on anodal pin and the negative pole pin, capacitor shell bottom is provided with the buffering cushion that has the bond line, insert the positive pole pin and the negative pole pin of condenser in the pad of circuit board, when screens step block is on the pad, the bond line will adhere on the circuit board surface, in order to fix the condenser, see through and keep away the groove and can weld between screens step and the pad, thereby weld the dress with the condenser on the circuit board, can simplify the dress process of welding of condenser, improve and weld dress efficiency, guarantee that the condenser welds the dress neat, improve welding stability.

Drawings

Fig. 1 illustrates an exploded structure diagram of the present invention.

Fig. 2 illustrates the outline structure of the present invention.

Fig. 3 illustrates a partially enlarged schematic view of a portion a in fig. 1 according to the present invention.

Fig. 4 illustrates an assembly structure diagram of the capacitor and the circuit board of the present invention.

The reference numbers indicate: the capacitor comprises a capacitor shell 10, a positive electrode pin 11, a negative electrode pin 12, a pin 13, a buffer rubber pad 20, an adhesive layer 21, a clearance groove 22, a jack 23, an anti-falling barb 230, a clamping step 30, a strip-shaped groove 31, a through hole 32, a circuit board 40 and a bonding pad 41.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be described clearly and completely with reference to the drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments.

All other embodiments of the person skilled in the art, which are obtained without inventive work on the basis of the described embodiments of the present disclosure, are within the scope of protection of the present disclosure.

Refer to fig. 1-4.

The utility model provides a conveniently weld condenser of dress, contain capacitor case 10, anodal pin 11 and negative pole pin 12 of drawing forth from capacitor case 10 bottom, anodal pin 11 and negative pole pin 12 are used for the welding on the pad 41 of circuit board 40, capacitor case 10 bottom fixedly connected with buffering cushion 20, buffering cushion 20 bottom surface is provided with bond line 21, buffering cushion 20 both sides all run through be provided with respectively to anodal pin 11 and negative pole pin 12 do keep away the position keep away groove 22 of position, anodal pin 11 and negative pole pin 12 all are provided with the screens step 30 that have electric conductivity on same horizontal plane, when screens step 30 block is on pad 41, bond line 21 bonds on circuit board 40 surface.

During specific assembly, the clamping steps 30 are respectively arranged at the same horizontal height positions of the anode pin 11 and the cathode pin 12, the clamping steps 30 are electrically connected with the anode pin 11 and the cathode pin 12, then the buffer rubber pad 20 is fixed at the bottom of the capacitor shell 10, the anode pin 11 and the cathode pin 12 are respectively positioned on the two side avoiding grooves 22, and the assembly process of the capacitor is completed. The use principle is that the positive pin 11 and the negative pin 12 are both provided with clamping steps 30 which can be clamped on the bonding pad 41, the bottom of the capacitor shell 10 is provided with a buffer rubber pad 20 with a bonding layer 21, the positive pin 11 and the negative pin 12 of the capacitor are inserted into the bonding pad 41 of the circuit board 40, when the clamping steps 30 are clamped on the bonding pad 41, the bonding layer 21 is bonded on the surface of the circuit board 40 to fix the capacitor, and the clamping steps 30 and the bonding pad 41 can be welded through the avoiding groove 22, so that the capacitor is welded on the circuit board 40, the welding process of the capacitor can be simplified, the welding efficiency is improved, the capacitor is ensured to be welded orderly, and the welding stability is improved.

Based on the above embodiment, the through holes 32 matching with the positive pins 11 and the negative pins 12 are arranged through the centers of the clamping steps 30, the positive pins 11 and the negative pins 12 are movably arranged on the through holes 32, the wall surfaces of the through holes 32 are provided with solder layers, and the clamping steps 30 can be positioned on the positive pins 11 and the negative pins 12 by melting the solder layers. When assembling screens step 30 to anodal pin 11 and negative pole pin 12 on, aim at anodal pin 11 with through-hole 32 on screens step 30, negative pole pin 12 embolias suitable position to guarantee the unified height of screens step 30 on anodal pin 11 and the negative pole pin 12, the accessible reflow soldering equipment realizes melting of soldering tin layer, so that on letting through-hole 32 weld anodal pin 11 and negative pole pin 12, and the course of working is simple.

Based on the above embodiment, the detent step 30 is configured in an inverted conical shape. The aperture of the pad 41 is set to be between the diameter of the bottom end face of the clamping step 30 and the diameter of the top end face of the clamping step 30, when the clamping step 30 is assembled on the pad, the clamping step 30 is clamped on the pad 41, the capacitor is conveniently limited, the uniform depth of the pad 41 is ensured to be inserted into the positive pin 11 and the negative pin 12, and the welding and assembling of the capacitor are ensured to be smooth.

Based on the above embodiment, the side wall of the position clamping step 30 is uniformly distributed with the strip-shaped groove 31, and two ends of the strip-shaped groove 31 respectively extend to the top end surface and the bottom end surface of the position clamping step 30. After the clamping step 30 is clamped on the pad 41, tin liquid flows downwards through the strip-shaped groove 31 and enters the pad 41 through tin adding welding on the top and the side of the clamping step 30, so that the whole pad 41 is uniformly tinned, and the clamping step 30 and the pad 41 are stably welded.

Based on the above embodiment, the pins 13 are uniformly distributed on the bottom peripheral edge of the capacitor shell 10, the jacks 23 corresponding to the pins 13 are distributed on the top of the buffer rubber pad 20, and the pins 13 are inserted into the jacks 23. When the buffer rubber pad 20 is assembled on the capacitor shell 10, each pin 12 is inserted into the corresponding jack 23 in an aligning manner, and the buffer rubber pad 20 abuts against the bottom of the capacitor shell 10, so that the assembly of the buffer rubber pad 20 and the capacitor shell 10 is realized, and the capacitor shell has the advantage of easy assembly.

Based on the above embodiment, the outer side of the pin 13 is provided with the anti-falling barbs 230, and when the pin 13 is inserted into the jack 23, the anti-falling barbs 230 can prevent the pin 13 from being separated from the jack 23. The barb hook of the anti-falling barb 230 abuts against the wall surface of the jack 23 to prevent the contact pin 13 from separating from the jack 23, and the wall surface buffer rubber pad 20 is separated from the capacitor shell 10, so that the assembly stability of the buffer rubber pad 20 and the capacitor shell 10 is improved.

Based on the above embodiment, the cushion rubber pad 20 is made of foamed silicone rubber. The foamed silicone rubber has a loose and porous structure and has good elasticity and insulation effect, so that the barb of the anti-falling barb 230 can be clamped on the jack 23, and the wall surface buffering rubber mat 20 falls off from the capacitor shell 10.

The above embodiments are only described as preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the skilled in the art without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.

Claims (7)

1. The utility model provides a conveniently weld condenser of dress, contains capacitor case, follow positive pole pin and negative pole pin that capacitor case bottom was drawn forth, positive pole pin with the negative pole pin is used for the welding on the pad of circuit board, its characterized in that, capacitor case bottom fixedly connected with buffering cushion, buffering cushion bottom surface is provided with the bond line, it is right respectively all to run through to be provided with in buffering cushion both sides positive pole pin with the negative pole pin is done and is kept away the position groove of keeping away of position, positive pole pin with the negative pole pin all is provided with the screens step that has electric conductivity on same horizontal plane, works as screens step block is in when on the pad, the bond line bonds on the circuit board surface.

2. The capacitor convenient to solder as claimed in claim 1, wherein the retaining step has a through hole penetrating through the center thereof and matching with the positive and negative pins, the positive and negative pins are movably disposed on the through hole, a solder layer is disposed on the wall surface of the through hole, and the retaining step can be positioned on the positive and negative pins by melting the solder layer.

3. The easy-to-solder capacitor of claim 2 wherein the retaining step is in the shape of an inverted cone.

4. The easy-to-weld capacitor as claimed in claim 3, wherein the side walls of the retaining step are uniformly distributed with strip-shaped grooves, and two ends of the strip-shaped grooves extend to the top end face and the bottom end face of the retaining step respectively.

5. The capacitor convenient to weld according to any one of claims 1 to 4, wherein the bottom periphery of the capacitor shell is uniformly distributed with pins, the top of the buffer rubber pad is distributed with jacks corresponding to the pins, and the pins are inserted and combined on the jacks.

6. The easy-to-solder capacitor as claimed in claim 5, wherein the pin is provided with an anti-falling barb on the outside, and when the pin is inserted into the hole, the anti-falling barb prevents the pin from being separated from the hole.

7. The easy-to-solder capacitor of claim 6 wherein the cushion rubber is a foamed silicone rubber.

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