CN216980353U

CN216980353U - Capacitor electrode structure

Info

Publication number: CN216980353U
Application number: CN202220232136.5U
Authority: CN
Inventors: 张声乐; 杨开鹏
Original assignee: Wenzhou Wiscon Industry Co ltd
Current assignee: Wenzhou Wiscon Industry Co ltd
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-07-15
Anticipated expiration: 2032-01-25

Abstract

The utility model discloses a capacitor electrode structure, which comprises a shell and an electrode arranged in the shell, wherein a clamping groove for clamping the electrode is arranged in the shell, an external channel penetrating through the clamping groove is arranged at the position of the shell corresponding to the clamping groove, a leading-out device is arranged in the external channel, the leading-out device comprises a conductive piece and a first spring, one end of the conductive piece extends into the external channel and is connected with the electrode through the first spring, a connecting channel is arranged in the first spring, an external lead is arranged in the connecting channel, one end of the external lead is connected with the electrode, the other end of the external lead is connected with the conductive piece, the electrode position can be fixed by matching with the conductive piece through the arrangement of the first spring, meanwhile, the connecting effect is realized through the arrangement of the connecting channel, and the electrode can keep stable connection under a vibration environment through the arrangement of the first spring and the arrangement of the clamping groove, thereby avoiding connection failure.

Description

Capacitor electrode structure

Technical Field

The utility model relates to the technical field of capacitors, in particular to a capacitor electrode mounting structure.

Background

The existing capacitor comprises a shell and electrodes, wherein the electrodes are fixedly arranged in the shell, and are connected with different circuit boards by arranging leading-out electrodes connected with the electrodes at the lower end of the shell.

Chinese patent application No. CN202021786990.3 discloses an extraction electrode mounting structure, which specifically discloses an extraction electrode mounting structure including a conductive rod and a screw connector, wherein the conductive rod is inserted into a through hole of a rubber sealing layer, one end of the conductive rod is welded to a conductive foil strip, the other end of the conductive rod is provided with a threaded connection part, and the threaded connection part is detachably connected to the screw connector through threads; still include wire/piece, wire/piece one end is connected fixedly through threaded connection portion and screwed connection spare cooperation, and the other end is used for connecting the circuit board, because this connected mode is rigid connection, consequently breaks off easily in the welding point department when the operational environment that faces vibrations, causes the connection inefficacy, consequently, needs an electrode mounting structure that can be applicable to under the vibrations environment to avoid connecting the inefficacy and producing.

SUMMERY OF THE UTILITY MODEL

In view of the disadvantages of the prior art, an object of the present invention is to provide an electrode mounting structure suitable for use in a vibration environment to avoid connection failure.

In order to realize the purpose, the utility model provides the following technical scheme: a capacitor electrode structure comprises a shell and an electrode arranged in the shell, wherein a clamping groove for clamping the electrode is arranged in the shell, an external channel which is communicated with the clamping groove is arranged at the position of the shell corresponding to the clamping groove, a leading-out device is arranged in the external channel, the leading-out device comprises a conductive piece and a first spring, one end of the conductive piece extends into the external channel and is connected with the electrode through the first spring, a connecting channel is arranged in the first spring, an external lead is arranged in the connecting channel, one end of the external lead is connected with the electrode, the other end of the external lead is connected with the conductive piece, the position of the electrode can be fixed by matching with the conductive piece through the arrangement of the first spring, simultaneously, the connection effect is realized through the arrangement of the connection channel, and the arrangement of the first spring and the arrangement of the clamping groove enable the electrode to be stably connected in a vibration environment, so that connection failure is avoided.

As a further improvement of the present invention, the conductive member includes a conductive block and a conductive rod, one end of the conductive rod is connected to the conductive block, the other end of the conductive rod extends into the connection channel to be connected to the first spring, a connection groove is circumferentially arranged at one end of the conductive block close to the conductive rod, and the conductive rod is convenient to be connected to other instruments through a wire due to the arrangement of the connection groove.

As a further improvement of the utility model, an elastic contact element is arranged in the shell, the first spring is connected with the lower end face of the electrode, the elastic contact element is abutted against the upper end face of the electrode and is used for keeping the electrode abutted against the first spring, and the electrode can be prevented from falling off in the clamping groove by the arrangement of the elastic contact element, so that the stability is enhanced.

As a further improvement of the utility model, the elastic abutting part comprises an abutting plate and a second spring, one end of the second spring is connected with the shell, the other end of the second spring is connected with the abutting plate, the abutting plate abuts against the upper end face of the electrode, and the electrode can be ensured to be uniformly stressed by the abutting plate, so that the electrode is prevented from being damaged.

As a further improvement of the utility model, the conductive piece comprises a mounting block, the mounting block partially extends into the external channel and is connected with the first spring, a connecting piece is arranged at one end of the mounting block far away from the first spring, a knob is sleeved outside the connecting piece, the connecting piece comprises a plurality of elastic pieces which are arranged in the circumferential direction and form an accommodating cavity, one end of each elastic piece is connected with the mounting block, the projection area of the elastic sheet is gradually reduced from one end close to the mounting block to one end far away from the mounting block, the knob is sleeved with a plurality of the elastic sheets, threads are arranged in the knob and are in threaded connection with the elastic sheets, the knob drives the elastic sheets to be folded inwards after being rotated, the arrangement of the elastic sheet and the knob can avoid the defect that the wires are connected from the side direction in the traditional connection mode to cause mutual interference among the wires when the electrodes are multiple.

As a further improvement of the utility model, a sealing ring is arranged in the external channel, the sealing ring is sleeved with the conductive piece, and gas and liquid in the shell can be effectively prevented from leaking through the arrangement of the sealing ring, so that the sealing effect in the shell is ensured.

As a further improvement of the utility model, the aperture of the connecting channel is 1.1-1.3 times of the aperture of the external lead, and the aperture is set so that the influence on the external lead is reduced when the first spring moves, thereby avoiding the fracture of the welding part of the external lead and the electrode caused by the movement of the first spring.

Drawings

FIG. 1 is an overall cross-sectional view of one embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is an overall cross-sectional view of another embodiment of the present invention;

fig. 4 is a partially enlarged view of fig. 3.

Reference numerals: 1. a housing; 2. an electrode; 3. a card slot; 4. connecting a channel externally; 5. a lead-out device; 6. a conductive member; 7. a first spring; 8. a connecting channel; 9. connecting a lead externally; 10. a conductive block; 11. a conductive rod; 12. connecting grooves; 13. a touch plate; 14. a second spring; 15. mounting blocks; 16. a knob; 17. an elastic sheet; 18. a seal ring; 19. an upper cover; 20. a base; 21. a rubber layer; 22. a connecting channel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals.

As shown in fig. 1-4, a capacitor electrode mounting structure comprises a housing 1 and a plurality of electrodes 2 disposed in the housing 1, wherein the electrodes 2 are arranged in an array, the housing 1 comprises a base 20 and an upper cover 19, in one embodiment, the upper cover 19 and the base 20 comprise an integrated connection, a threaded connection and a clamping connection, a clamping groove 3 for clamping the electrodes 2 is disposed in the housing 1, an external channel 4 penetrating to the clamping groove 3 is disposed at a position of the housing 1 corresponding to the clamping groove 3, an extraction device 5 is disposed in the external channel 4, the extraction device 5 comprises a conductive piece 6 and a first spring 7, one end of the conductive piece 6 extends into the external channel 4 and is connected with the electrodes 2 through the first spring 7, a connection channel 8 is disposed in the first spring 7, an external lead 9 is disposed in the connection channel 8, one end of the external lead 9 is connected with the electrodes 2, the other end is connected with electrically conductive piece 6, in this embodiment, the terminal surface is equipped with rubber layer 21 under the electrode 2, first spring 7 and rubber layer 21 fixed connection, rubber layer 21 corresponds external channel 4 and is equipped with link up interface channel 22, external wire 9 one end is passed interface channel 22 and is welded with the electrode, can avoid leading to easily taking place the fracture with first spring 7 junction through the setting on rubber layer 21 with first spring 7 rigid connection.

Preferably, the conductive piece 6 includes conductive block 10 and conductive rod 11, conductive rod 11 one end is connected with conductive block 10, and the other end stretches into in the connecting channel 8 and is connected with first spring 7, in an embodiment, conductive rod 11 is interference fit with connecting channel 8, and in this embodiment, conductive rod 11 is threaded connection with connecting channel 8, fixes conductive rod 11 through threaded connection, can strengthen sealed effect simultaneously, and threaded connection can cooperate first spring 7 reinforcing to the fixed effect of electrode 2 simultaneously, conductive block 10 is close to one end circumference of conductive rod 11 and encircles and be equipped with spread groove 12, and in an embodiment, spread groove 12 is the heliciform, and in another embodiment, spread groove 12 quantity is two at least and arranges the setting.

Preferably, a resilient abutting element is arranged in the housing 1, the first spring 7 is connected to the lower end face of the electrode 2, the resilient abutting element is connected to the upper end face of the electrode 2 and is used for keeping the electrode 2 abutting against the first spring 7, in one embodiment, the resilient abutting element is a rubber face, in another embodiment, the resilient abutting element is a second spring 14, one end of the second spring 14 is connected to the upper cover 19, and the other end of the second spring is connected to the electrode 2, in this embodiment, the resilient abutting element includes a abutting plate 13 and a second spring 14, one end of the second spring 14 is connected to the housing 1, in this embodiment, the second spring 14 is connected to the upper cover 19, the other end of the second spring is connected to the abutting plate 13, and the abutting plate 13 abuts against the upper end face of the electrode 2.

Preferably, a sealing ring 18 is arranged in the external channel 4, the sealing ring 18 is sleeved on the conductive piece 6, at least one sealing ring 18 is arranged, and the sealing ring 18 is an insulator.

Preferably, the aperture of the connecting channel 8 is larger than that of the external lead 9, and further preferably, the aperture of the connecting channel 8 is 1.1 to 1.3 times of that of the external lead 9.

Preferably, in another embodiment, the point that is the same as the above embodiment lies in that the conductive member 6 includes a mounting block 15, the mounting block 15 partially extends into the external channel 4 and is connected to the first spring 7, a connecting member is disposed at an end of the mounting block 15 away from the first spring 7, in one embodiment, a control ring is disposed around the connecting member, the connecting member includes a plurality of clamping pieces, the plurality of clamping pieces are circumferentially disposed, a plurality of guide grooves are radially disposed at an end of the mounting block 15 away from the first spring 7, the plurality of clamping pieces are respectively disposed corresponding to the plurality of guide grooves and slide along the guide grooves, a projection area of the clamping pieces is reduced from an end close to the guide grooves to a position away from the guide grooves, the control member is disposed around the plurality of clamping pieces, the control ring includes an elastic ring or a displacement ring, and when the control ring is a displacement ring, the displacement ring moves along a length direction of the clamping pieces, the displacement ring moves to drive the plurality of clamping pieces to move inwards along the guide grooves respectively, in the embodiment, a knob 16 is sleeved outside the connecting piece, the connecting piece comprises a plurality of elastic pieces 17, the plurality of elastic pieces 17 are circumferentially arranged to form a containing cavity, one ends of the plurality of elastic pieces 17 are connected with the mounting block 15, the projection area of the elastic pieces 17 is gradually reduced from one end close to the mounting block 15 to one end far away from the mounting block 15, the knob 16 is sleeved with the plurality of elastic pieces 17, threads are arranged in the knob 16 and are in threaded connection with the plurality of elastic pieces 17, the knob 16 rotates to drive the plurality of elastic pieces 17 to furl inwards, when in use, a conducting wire is stretched into the containing cavity and is rotated to furl the plurality of elastic pieces 17 inwards so as to fix the conducting wire, when in disassembly, the knob 16 is rotated, the plurality of elastic pieces 17 are stretched again through elasticity, thereby releasing the fixation of the wire.

The above is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above-mentioned examples, and any technical solutions that fall under the spirit of the present invention fall within the scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. A capacitor electrode structure, comprising a case (1) and an electrode (2) installed in the case (1), characterized in that: be equipped with in casing (1) and be used for blocking draw-in groove (3) of establishing electrode (2), casing (1) corresponds draw-in groove (3) position and is equipped with external channel (4) that link up to draw-in groove (3), be equipped with extraction element (5) in external channel (4), extraction element (5) are including electrically conductive piece (6) and first spring (7), electrically conductive piece (6) one end is stretched into in external channel (4) and is connected with electrode (2) through first spring (7), be equipped with interface channel (8) in first spring (7), be equipped with external conductor (9) in interface channel (8), external conductor (9) one end is connected with electrode (2), and the other end is connected with electrically conductive piece (6).

2. A capacitor electrode structure according to claim 1, wherein: the conductive piece (6) comprises a conductive block (10) and a conductive rod (11), one end of the conductive rod (11) is connected with the conductive block (10), the other end of the conductive rod stretches into the connecting channel (8) to be connected with the first spring (7), and a connecting groove (12) is circumferentially arranged at one end, close to the conductive rod (11), of the conductive block (10) in a surrounding mode.

3. A capacitor electrode structure according to claim 1, wherein: the conductive piece (6) comprises a mounting block (15), the mounting block (15) partially extends into the external channel (4) and is connected with the first spring (7), a connecting piece is arranged at one end of the mounting block (15) far away from the first spring (7), a knob (16) is sleeved outside the connecting piece, the connecting piece comprises a plurality of elastic pieces (17), the elastic pieces (17) are circumferentially arranged to form an accommodating cavity, one end of each elastic piece (17) is connected with the mounting block (15), the projection area of the elastic piece (17) is gradually reduced from one end close to the mounting block (15) to one end far away from the mounting block (15), the knob (16) is sleeved with a plurality of elastic sheets (17), threads are arranged in the knob (16) and are in threaded connection with the elastic sheets (17), the knob (16) rotates to drive the elastic sheets (17) to fold inwards.

4. A capacitor electrode structure according to any one of claims 1-3, wherein: the electrode structure is characterized in that an elastic contact element is arranged in the shell (1), the first spring (7) is connected with the lower end face of the electrode (2), and the elastic contact element is abutted against the upper end face of the electrode (2) and used for keeping the electrode (2) abutted against the first spring (7).

5. The capacitor electrode structure according to claim 4, wherein: the elastic conflict piece comprises a conflict plate (13) and a second spring (14), one end of the second spring (14) is connected with the shell (1), the other end of the second spring is connected with the conflict plate (13), and the conflict plate (13) conflicts with the upper end face of the electrode (2).

6. A capacitor electrode structure according to any one of claims 1-3, wherein: a sealing ring (18) is arranged in the external channel (4), and the conductive piece (6) is sleeved with the sealing ring (18).

7. A capacitor electrode structure according to any one of claims 1-3, wherein: the aperture of the connecting channel (8) is 1.1-1.3 times of the aperture of the external lead (9).