CN216698218U

CN216698218U - Electrical contact with high stability

Info

Publication number: CN216698218U
Application number: CN202123383876.3U
Authority: CN
Inventors: 陈奕彰; 金旭峰; 王凤荣
Original assignee: Yueqing Hengcheng Electronic Co ltd
Current assignee: Yueqing Hengcheng Electronic Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-06-07
Anticipated expiration: 2031-12-28

Abstract

The utility model relates to the field of electrical contacts, in particular to an electrical contact with high stability, which comprises a support ring, wherein a first contact is lapped on the top of the support ring, a second contact is lapped on the bottom of the support ring, a support plate is fixedly connected between the first contact and the second contact, guide rods are symmetrically and fixedly connected to the surface of the support plate, guide holes matched with the guide rods are formed in the inner ring of the support ring, and a threaded sleeve is fixedly connected to the middle of the support plate. The first contact and the second contact move in the inner ring of the support ring through the support plate, the guide rod is matched with the guide hole to improve the moving stability of the support plate, and the threaded connection of the adjusting rod and the screw sleeve cannot be easily loosened relative to the spring ring; after the abutting adjusting head is released from the clamping connection with the spring piece, the adjusting head is rotated to drive the adjusting rod to rotate, the threaded sleeve on the adjusting rod drives the supporting plate to translate, the distance between the supporting plate and the inner ring of the supporting ring is adjusted, and the electric elements with different diameters can be conveniently suitable for plugging.

Description

Electrical contact with high stability

Technical Field

The utility model relates to the field of electrical contacts, in particular to an electrical contact with high stability.

Background

The electrical contact is generally used on various electrical equipment to realize the effect of quick connection, and the variety of electrical contact is many usually, wherein the plum blossom contact is used for high-voltage vacuum circuit breaker, centrally installed cabinet, handcart etc. once electrically conductive.

The existing part of the tulip contact only limits the contact through the spring ring, and the connecting position of the spring ring is easy to loosen after long-term use, so that the stability is poor; meanwhile, the conventional part of plum blossom-shaped contacts are difficult to effectively adjust the inner diameter of the contacts, are difficult to adapt to the insertion of electric elements with different diameters, and have poor applicability.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electrical contact with high stability, which aims to solve the problems in the background technology: 1. the stability of the existing part of the electrical contact is poor, and the applicability of the existing part of the electrical contact is poor. In order to achieve the purpose, the utility model provides the following technical scheme: an electrical contact with high stability comprises a support ring, wherein a first contact is lapped on the top of the support ring, a second contact is lapped on the bottom of the support ring, a support plate is fixedly connected between the first contact and the second contact, guide rods are symmetrically and fixedly connected to the surface of the support plate, and guide holes matched with the guide rods are formed in the inner ring of the support ring;

the middle part of the supporting plate is fixedly connected with a threaded sleeve, the middle part of the inner ring of the supporting ring is provided with an adjusting groove, the inner wall of the adjusting groove is fixedly connected with a compression spring matched with the supporting plate, the inside of the adjusting groove is movably connected with an adjusting rod, one end of the adjusting rod is in threaded connection with the threaded sleeve, the other end of the adjusting rod penetrates through the adjusting groove and is fixedly connected with an adjusting head, and the surface of the adjusting head is provided with a limiting groove;

the outer wall fixedly connected with stop collar of support ring, the inner wall fixedly connected with and spacing groove matched with spring leaf of stop collar.

Preferably, the side walls of the first contact and the second contact are both arc-shaped, and the top of the support ring is provided with scale marks matched with the first contact.

Preferably, one end of the guide rod is designed to be an arc surface, and one end of the guide rod is flush with the side wall of the first contact.

Preferably, a through hole is formed in the middle of the side wall of the supporting ring, and the adjusting rod is connected inside the through hole in a sliding mode.

Preferably, one end of the compression spring is in lap joint with the side wall of the support plate, and the compression spring is movably sleeved outside the threaded sleeve;

the backup pad is established to eight, eight the inner circle at the support ring is followed circumference equidistance swing joint to the backup pad.

Preferably, the spring leaf is established to four, four spring leaf along circumference equidistance fixed connection at the inner wall of stop collar, 2 times of adjusting head length are established to the length of stop collar, the spring leaf with adjacent spacing groove joint.

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

according to the utility model, the first contact and the second contact move in the inner ring of the support ring through the support plate by matching the guide rod, the guide hole, the adjusting rod and the like, the guide rod and the guide hole are matched to improve the moving stability of the support plate, and the threaded connection of the adjusting rod and the screw sleeve cannot be easily loosened relative to the spring ring.

According to the utility model, through the matching use of the adjusting rod, the threaded sleeve, the limiting groove and other parts, after the abutting adjusting head is released from the clamping connection with the spring piece, the adjusting head is rotated to drive the adjusting rod to rotate, so that the threaded sleeve on the adjusting rod drives the supporting plate to translate, the distance between the supporting plate and the inner ring of the supporting ring is adjusted, the plug-in connection of electrical elements with different diameters is conveniently adapted, and the applicability is improved.

Drawings

FIG. 1 is a top view of a structure of the present invention;

FIG. 2 is a front cross-sectional view of the adjustment rod and the threaded sleeve of the present invention;

fig. 3 is a side view of a portion of the position of the stop collar of the present invention.

In the figure: 1. a support ring; 2. a first contact; 3. a second contact; 4. a support plate; 5. a guide bar; 6. a guide hole; 7. a threaded sleeve; 8. an adjustment groove; 9. a compression spring; 10. adjusting a rod; 11. an adjustment head; 12. a limiting groove; 13. a limiting sleeve; 14. a spring plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by workers skilled in the art without any inventive work based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a higher electric contact of stability, includes support ring 1, and the top overlap joint of support ring 1 has contact 2 No. one, and the bottom overlap joint of support ring 1 has contact 3 No. two, fixedly connected with backup pad 4 between contact 2 and the contact 3 No. two, the surperficial symmetry fixedly connected with guide arm 5 of backup pad 4, the inner circle of support ring 1 seted up with guide arm 5 matched with guide hole 6.

The middle part fixedly connected with swivel nut 7 of backup pad 4, adjustment tank 8 has been seted up at the middle part of 1 inner circle of support ring, the inner wall fixedly connected with of adjustment tank 8 and backup pad 4 matched with compression spring 9, the inside swing joint of adjustment tank 8 has regulation pole 10, the one end and the swivel nut 7 threaded connection of regulation pole 10, the other end adjustment tank 8 fixedly connected with of regulation pole 10 adjusts head 11, spacing groove 12 has been seted up on the surface of regulation head 11, after removing the joint through pressing regulation head 11 and spring leaf 14, it is rotatory to rotate regulation head 11 area regulation pole 10, cooperate with guide hole 6 through guide arm 5, make the swivel nut 7 on the regulation pole 10 take backup pad 4 translation, adjust the distance between backup pad 4 and the 1 inner circle of support ring, realize the adjustment of distance between eight contacts 2, conveniently adapt to the electric elements of different diameters and peg graft, promote the suitability.

The outer wall fixedly connected with stop collar 13 of support ring 1, the inner wall fixedly connected with of stop collar 13 and spacing groove 12 matched with spring leaf 14, during the use, make contact 2 and No. two contact 3 move at the inner circle of support ring 1 through corresponding backup pad 4, guide arm 5 cooperates the stability that the direction promoted backup pad 4 and remove with guide hole 6, and adjust the threaded connection back of pole 10 and swivel nut 7, because compression spring 9 supports to press and adjusts the pole 10 and remove and make regulation head 11 overlap joint on support ring 1 surface, after electric elements inserted support ring 1 inside, adjust head 11 along with adjusting pole 10 outside removal, the spacing groove 12 on regulation head 11 surface and spring leaf 14 joint this moment, adjust head 11 and regulation pole 10 and carry on spacingly, can not become flexible easily in setting the use for the spring coil.

In this embodiment, as shown in fig. 1 and 2, the side walls of the first contact 2 and the second contact 3 are both arc-shaped, the top of the support ring 1 is provided with scale marks matched with the first contact 2, and the distance between the eight first contacts 2 can be conveniently and accurately adjusted by observing the scale marks.

In this embodiment, as shown in fig. 2, one end of the guide rod 5 is a circular arc surface, and one end of the guide rod 5 is flush with the side wall of the first contact 2.

In this embodiment, as shown in fig. 2, a through hole is formed in the middle of the side wall of the support ring 1, and the adjusting rod 10 is slidably connected inside the through hole.

In this embodiment, as shown in fig. 1 and fig. 2, one end of the compression spring 9 is overlapped with the side wall of the support plate 4, the compression spring 9 is movably sleeved outside the threaded sleeve 7, and the compression spring 9 presses the support plate 4 to bring the first contact 2 and the second contact 3 to be attached to the electrical component.

Eight support plates 4 are arranged, and the eight support plates 4 are movably connected to the inner ring of the support ring 1 at equal intervals along the circumference.

In this embodiment, as shown in fig. 2 and 3, four spring pieces 14 are provided, the four spring pieces 14 are fixedly connected to the inner wall of the position limiting sleeve 13 at equal intervals along the circumference, the length of the position limiting sleeve 13 is set to be 2 times of the length of the adjusting head 11, the spring pieces 14 are clamped with the adjacent position limiting grooves 12, after the adjusting head 11 is attached to the side wall of the support ring 1, the clamping between the spring pieces 14 and the position limiting grooves 12 is released, and the self-locking effect can be achieved by clamping the spring pieces 14 and the position limiting grooves 12.

The use method and the advantages of the utility model are as follows: this higher electric contact of stability, the working process is as follows:

as shown in fig. 1, 2 and 3, when in use, the first contact 2 and the second contact 3 move in the inner ring of the support ring 1 through the corresponding support plate 4, the guide rod 5 is matched with the guide hole 6 to guide and improve the moving stability of the support plate 4, and after the adjusting rod 10 is in threaded connection with the screw sleeve 7, the adjusting head 11 is lapped on the surface of the support ring 1 due to the fact that the compression spring 9 presses the adjusting rod 10 to move, after the electric element is inserted into the support ring 1, the adjusting head 11 moves outwards along with the adjusting rod 10, at the moment, the limiting groove 12 on the surface of the adjusting head 11 is clamped with the spring piece 14, the adjusting head 11 and the adjusting rod 10 are limited, and the adjusting head 11 cannot be easily loosened in the use process of being arranged relative to the spring piece; after the clamping connection between the adjusting head 11 and the spring piece 14 is removed through abutting, the adjusting head 11 is rotated to drive the adjusting rod 10 to rotate, the guide rod 5 is matched with the guide hole 6, the screw sleeve 7 on the adjusting rod 10 drives the supporting plate 4 to move horizontally, the distance between the supporting plate 4 and the inner ring of the supporting ring 1 is adjusted, the distance between the eight first contacts 2 is adjusted, the inserting connection of electric elements with different diameters is conveniently adapted, and the applicability is improved.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An electrical contact with high stability comprises a support ring (1), and is characterized in that: a first contact (2) is lapped on the top of the support ring (1), a second contact (3) is lapped on the bottom of the support ring (1), a support plate (4) is fixedly connected between the first contact (2) and the second contact (3), guide rods (5) are symmetrically and fixedly connected to the surface of the support plate (4), and guide holes (6) matched with the guide rods (5) are formed in the inner ring of the support ring (1);

a threaded sleeve (7) is fixedly connected to the middle of the supporting plate (4), an adjusting groove (8) is formed in the middle of the inner ring of the supporting ring (1), a compression spring (9) matched with the supporting plate (4) is fixedly connected to the inner wall of the adjusting groove (8), an adjusting rod (10) is movably connected to the inside of the adjusting groove (8), one end of the adjusting rod (10) is in threaded connection with the threaded sleeve (7), an adjusting head (11) is fixedly connected to the adjusting groove (8) at the other end of the adjusting rod (10), and a limiting groove (12) is formed in the surface of the adjusting head (11);

the outer wall fixedly connected with stop collar (13) of support ring (1), the inner wall fixedly connected with of stop collar (13) and spacing groove (12) matched with spring leaf (14).

2. An electrical contact having increased stability according to claim 1, wherein: the side walls of the first contact (2) and the second contact (3) are both arc-shaped, and scale marks matched with the first contact (2) are arranged at the top of the support ring (1).

3. An electrical contact having increased stability according to claim 1, wherein: one end of the guide rod (5) is designed to be an arc surface, and one end of the guide rod (5) is flush with the side wall of the first contact (2).

4. An electrical contact having increased stability according to claim 1, wherein: the middle part of the side wall of the support ring (1) is provided with a through hole, and the adjusting rod (10) is connected inside the through hole in a sliding manner.

5. An electrical contact having increased stability according to claim 1, wherein: one end of the compression spring (9) is lapped with the side wall of the support plate (4), and the compression spring (9) is movably sleeved outside the threaded sleeve (7);

eight, eight are established to backup pad (4) along circumference equidistance swing joint in the inner circle of support ring (1).

6. An electrical contact having increased stability according to claim 1, wherein: spring leaf (14) are established to four, four spring leaf (14) are along circumference equidistance fixed connection at the inner wall of stop collar (13), 2 times of adjusting head (11) length are established to the length of stop collar (13), spring leaf (14) and adjacent spacing groove (12) joint.