Capacitor shell

Abstract

The utility model belongs to the field of capacitors, and particularly relates to a capacitor shell, which comprises a capacitor shell main body, a lead is fixedly assembled at the bottom of the capacitor shell main body, a traction chute is arranged on the capacitor shell main body, a traction ring is movably assembled on the traction chute, and a baffle pipe is fixedly assembled at the bottom of the traction ring. An operation block is fixedly assembled on the capacitor shell body, an inner cavity is formed in the operation block, a guide rod is movably assembled on the operation block, a traction block is fixedly assembled at one end of the guide rod, an operation rod is fixedly assembled at the bottom of the traction block and movably penetrates through the operation block, and the bottom of the operation rod and a traction ring are fixedly assembled. The top of the guide rod is fixedly provided with a pressing block, the guide rod is provided with a telescopic spring, and the capacitor housing solves the problem that the use performance and safety of a capacitor are affected due to the fact that a wire on an existing capacitor does not have a dustproof effect through the cooperation of the baffle pipe and the telescopic spring.

Description

TECHNICAL FIELD

[0001] The utility model relates to the capacitor field, concretely is a capacitor shell. BACKGROUND

[0002] The capacitor is welded on the PLC through the laser soldering machine, the laser soldering machine utilizes laser beam to melt the solder tin, is accurately connected to the pin of capacitor and PLC, thereby realizes the welding. This welding mode has the characteristics of high precision and high efficiency, can ensure the welding quality and improves production efficiency at the same time, and the working principle of laser soldering machine is to utilize high energy density laser beam to irradiate solder, makes solder melt rapidly and wets the metal surface of capacitor and PLC, forms firm connection, and laser soldering machine is usually equipped with accurate control system, can adjust laser power, welding time and spot size etc. Parameters to ensure the welding quality, and there are multiple advantages to use laser soldering machine to weld capacitor to PLC, first, laser soldering machine can realize high-precision welding, ensures reliable connection, reduces the risk of false welding and short circuit, second, laser soldering machine is easy to operate, can greatly improve production efficiency. In addition, laser soldering machine has lower requirements for working environment, is suitable for various complex production environments.

[0003] But the existing capacitor still has the following problems in the process of installation and use with PLC:

[0004] The existing capacitor is used for a long time, and dust will be on the wire on the capacitor, which will affect the performance and safety of the capacitor, and the presence of dust and fibers will leave stains and adhesives on the dielectric, causing the dielectric constant of the capacitor to change, thereby reducing the storage charge capacity of the capacitor and affecting its performance. In addition, dust and fibers may also cause discharge inside the capacitor, and over time, this discharge phenomenon may cause permanent damage to the capacitor dielectric, and even discharge or breakdown phenomenon, which seriously affects the normal operation of the capacitor, so it is necessary to involve a capacitor shell for the existing capacitor field. UTILITY MODEL CONTENTS

[0005] In order to make up for the deficiencies of the prior art, the wire on the existing capacitor does not have a dustproof effect, which affects the performance and safety of the capacitor, the utility model provides a capacitor shell.

[0006] The technical solution adopted by this utility model to solve its technical problem is as follows: a capacitor shell, including a capacitor shell body, wherein the capacitor shell body is provided with a guide groove, a traction ring is movably assembled on the guide groove, the bottom of the traction ring is fixedly assembled, a stop tube is located on the outside of the capacitor shell body, an operating block is fixedly assembled on the capacitor shell body, the operating block is located above the traction groove, the operating block is provided with an inner cavity, a guide rod is movably assembled on the operating block, one end of the guide rod movably penetrates into the inner cavity and the other end of the guide rod is fixedly assembled, a traction block is fixedly assembled at its bottom, an operating rod movably penetrates through the operating block and the bottom of the operating rod is fixedly assembled with the traction ring.

[0007] Preferably, a pressing block is fixedly mounted on the top of the guide rod, and a tension spring is mounted on the guide rod. The two ends of the tension spring are fixedly mounted to the inner wall of the inner cavity and the traction block, respectively.

[0008] Preferably, the operating block is provided with a first card hole and a second card hole, the second card hole being located below the first card hole, and both the second card hole and the first card hole communicating with the inner cavity.

[0009] Preferably, the traction block has an operating cavity inside, and a spring is fixedly mounted on the operating cavity. A push block is fixedly mounted on one end of the spring.

[0010] Preferably, a telescopic button is fixedly mounted on the push block, the telescopic button moves through the traction block, and the telescopic button can be engaged with one of the first and second locking holes in sequence.

[0011] Preferably, a wire is fixedly mounted on the bottom of the capacitor housing body, and the wire is located inside the baffle tube.

[0012] The advantages of this utility model are:

[0013] When the telescopic button engages with the first locking hole, the retaining tube moves toward the capacitor housing body. The wire is fixed to the circuit board by a soldering machine, pressing the pressing block causes the guide rod to move the traction block downward. The telescopic spring is stretched, and the traction block moves the traction ring on the operating rod on the traction groove. When the telescopic button engages with the second locking hole, the retaining tube moves toward the wire until it is in contact with the surface of the circuit board, so that the wire is located inside the retaining tube. The retaining tube plays a role in preventing dust from entering the wire. Attached Figure Description

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the description of the embodiments or the prior art. Obviously, the drawings described below only constitute some of the embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0015] Figure 1 It is a capacitor shell and traction dustproof mechanism assembly structure schematic diagram of the present application.

[0016] Figure 2 It is a capacitor shell and traction mechanism assembly structure schematic diagram of the present application.

[0017] Figure 3 It is a traction dustproof mechanism structure schematic diagram of the present application.

[0018] Figure 4 It is a traction dustproof mechanism sectional structure schematic diagram of the present application.

[0019] In the drawings:

[0020] 10, capacitor shell main body; 11, traction chute; 12, traction ring; 13, blocking pipe;

[0021] 20, operating block; 21, first clamping hole; 22, second clamping hole; 23, telescopic button;

[0022] 30, guide rod; 31, pressing block; 32, operating rod; 33, wire;

[0023] 40, inner cavity; 41, traction block; 42, telescopic spring; 43, operating cavity;

[0024] 50, elastic spring; 51, push block. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments only constitute some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] The following will be described in detail with reference to the drawings in the embodiments of the present application, Figure 1 The present application is further described in detail,

[0027] The embodiments of the present application disclose a capacitor shell. With reference to Figure 2 - Figure 4The utility model provides a capacitor shell, including capacitor shell main part 10, the bottom fixed assembly of capacitor shell main part 10 is equipped with wire 33, be provided with traction slide groove 11 on capacitor shell main part 10, traction ring 12 is movably assembled on traction slide groove 11, the bottom fixed assembly of traction ring 12 is equipped with the blocking pipe 13 located capacitor shell main part 10 outside, and wire 33 is located the inside of blocking pipe 13, fixed assembly is equipped with operating block 20 on capacitor shell main part 10, operating block 20 is located the above of traction slide groove 11, the inside of operating block 20 is provided with inner chamber 40, movable assembly is equipped with guide rod 30 on operating block 20, one end of guide rod 30 is movably penetrated into inner chamber 40, and one end of guide rod 30 is fixedly assembled with traction block 41 that moves in inner chamber 40, the bottom fixed assembly of traction block 41 is equipped with operating rod 32, operating rod 32 is movably penetrated operating block 20, and the bottom of operating rod 32 is fixedly assembled with traction ring 12, the top fixed assembly of guide rod 30 is equipped with press block 31, fixed assembly is equipped with telescopic spring 42 between the inner wall of inner chamber 40 and traction block 41, guide rod 30 is assembled in the inside of telescopic spring 42, wire 33 is fixed on the circuit board through soldering tin machine, press block 31 is pressed, so that guide rod 30 drives traction block 41 to move down, telescopic spring 42 is stretched, traction block 41 drives traction ring 12 on operating rod 32 to move on traction slide groove 11, until blocking pipe 13 is pasted with the surface of circuit board, so that wire 33 is located the inside of blocking pipe 13, and blocking pipe 13 plays the dustproof effect to wire 33.

[0028] Referring to Figure 1 And Figure 3 And Figure 4 The first clamping hole 21 in communication with the inner chamber 40 is arranged on the operating block 20, the second clamping hole 22 in communication with the inner chamber 40 is arranged on the operating block 20, the second clamping hole 22 is located below the first clamping hole 21, the operating cavity 43 is arranged in the traction block 41, the elastic spring 50 is fixedly assembled on the operating cavity 43, the push block 51 is fixedly assembled on one end of the elastic spring 50, the telescopic button 23 is fixedly assembled on the push block 51, the telescopic button 23 is movably penetrated through the traction block 41, and the telescopic button 23 can be clamped with one of the first clamping hole 21 and the second clamping hole 22 in sequence, when the telescopic button 23 is clamped with the first clamping hole 21, the blocking pipe 13 moves towards the capacitor shell main part 10, facilitating the soldering operation of the wire 33, when the telescopic button 23 is clamped with the second clamping hole 22, the blocking pipe 13 moves towards the wire 33, facilitating the dustproof effect of the wire 33.

[0029] Working principle: when the telescopic button 23 and the first card hole 21 are connected, the baffle pipe 13 moves to the direction of the capacitor shell main body 10, the wire 33 is fixed on the circuit board by soldering machine, the pressing block 31 is pressed, the guide rod 30 drives the traction block 41 to move downward, the telescopic spring 42 is stretched, the traction block 41 drives the traction ring 12 on the operating rod 32 to move on the traction sliding groove 11, when the telescopic button 23 and the second card hole 22 are connected, the baffle pipe 13 moves to the direction of the wire 33, until the baffle pipe 13 is attached to the surface of the circuit board, so that the wire 33 is located in the inside of the baffle pipe 13, the baffle pipe 13 plays a dustproof role on the wire 33.

[0030] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A capacitor housing characterized by: The utility model provides a kind of capacitor shell, including capacitor shell body (10), the capacitor shell body (10) is provided with traction slide groove (11), traction slide groove (11) is movably equipped with traction ring (12), the bottom of traction ring (12) is fixedly equipped with baffle pipe (13), baffle pipe (13) is located on the outside of capacitor shell body (10), capacitor shell body (10) is fixedly equipped with operating block (20), operating block (20) is located above traction slide groove (11), the inside of operating block (20) is provided with inner cavity (40), operating block (20) is movably equipped with guide rod (30), one end of guide rod (30) movably penetrates into inner cavity (40), and one end of guide rod (30) is fixedly equipped with traction block (41), the bottom of traction block (41) is fixedly equipped with operating rod (32), operating rod (32) movably penetrates operating block (20), and the bottom of operating rod (32) is fixedly equipped with traction ring (12).

2. A capacitor housing as defined in claim 1, wherein: The top of the guide rod (30) is fixedly equipped with a pressing block (31), and a telescopic spring (42) is mounted on the guide rod (30), with both ends of the telescopic spring (42) fixedly equipped with the inner wall of the inner cavity (40) and the traction block (41).

3. A capacitor housing as defined in claim 1, wherein: The operating block (20) is provided with a first clamping hole (21), and a second clamping hole (22) is provided on the operating block (20), the second clamping hole (22) is located below the first clamping hole (21), and the second clamping hole (22) and the first clamping hole (21) are in communication with the inner cavity (40).

4. A capacitor housing as claimed in claim 3, wherein: The inside of the traction block (41) is provided with an operating cavity (43), and a resilient spring (50) is fixedly equipped on the operating cavity (43), one end of the resilient spring (50) is fixedly equipped with a push block (51).

5. A capacitor housing as defined in claim 4, wherein: The push block (51) is fixedly equipped with a telescopic button (23), the telescopic button (23) movably penetrates the traction block (41), and the telescopic button (23) can be sequentially clamped with one of the first clamping hole (21) and the second clamping hole (22).

6. A capacitor housing as defined in claim 1, wherein: The bottom of the capacitor shell body (10) is fixedly equipped with a lead wire (33), and the lead wire (33) is located inside the baffle pipe (13).

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