CN218480090U

CN218480090U - Multi-branch plane scroll torsion spring

Info

Publication number: CN218480090U
Application number: CN202222319769.2U
Authority: CN
Inventors: 叶燕燕
Original assignee: Tongxiang Zhanyu Electronic Technology Co ltd
Current assignee: Tongxiang Zhanyu Electronic Technology Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-02-14
Anticipated expiration: 2032-08-31

Abstract

The utility model discloses a multi-branch plane spiral torsion spring, which comprises a disc, the inside central point of disc puts to construct the circle piece, it is annular array around its central point to be provided with first spring, second spring, third spring and fourth spring on the circle piece, the other end of first spring, second spring, third spring and fourth spring all overlap joint on the disc, short board is all installed to one end that first spring, second spring, third spring and fourth spring overlap joint on the disc, it supplies the gliding groove of short board to have seted up in the disc, the up end of disc is installed the plectane, the outer fringe face of plectane is rotatory to be installed the ring, be constructed the protruding board of butt short board on the ring, be constructed a plurality of cylinders that extend into the disc on the ring, this multi-branch plane spiral torsion spring, the later stage of being convenient for detects the maintenance; and is convenient to install and disassemble.

Description

Multi-branch plane scroll torsion spring

Technical Field

The utility model belongs to the technical field of flat spiral spring, concretely relates to many branches flat spiral torsional spring.

Background

A flat spiral spring, also known as a clockwork spring, is a spring with one end fixed and the other end acted with torque; under the action of torque, the spring material generates bending elastic deformation, so that the spring generates torsion in a plane, and the size of a deformation angle is in direct proportion to the torque. Flat spiral springs are classified according to whether they are in contact with adjacent working members: non-contact type flat spiral spring, contact type flat spiral spring. The fixing mode of the fixing end of the flat spiral spring is as follows: hinge fixation, pin fixation, v-fixation, and lining fixation.

The existing multi-branch plane spiral torsion spring is internally provided with a plurality of springs, so that when one of the springs is damaged, the damaged spring is not easy to detect, the maintenance time is prolonged, and the maintenance cost is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a many branches plane spiral torsional spring to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme does:

the utility model provides a many branches plane spiral torsional spring, includes the disc, the inside central point of disc puts to be constructed has the disk, it is provided with first spring, second spring, third spring and fourth spring to be annular array around its central point on the disk, the other end of first spring, second spring, third spring and fourth spring all overlaps on the disc, and the spring of installing alone is convenient for the later stage and is maintained.

Further, the short plate is all installed to first spring, second spring, third spring and the one end of fourth spring overlap joint on the disc, set up in the disc and supply the gliding groove of short plate, be convenient for detect corresponding spring through the short plate.

Furthermore, a circular plate is installed on the upper end face of the circular plate, a circular ring is installed on the outer edge face of the circular plate in a rotating mode, a protruding plate abutting against the short plate is constructed on the circular ring, and a plurality of cylinders extending into the circular plate are constructed on the circular ring and used for reinforcing connection.

Further, the plectane with the ring passes through bearing swivelling joint, the central point of plectane puts the spiral connection and has the bolt that extends into in the round block, set up the round hole that supplies bolt threaded connection in the round block, the torsional spring is installed and is dismantled to the swift installation of being convenient for.

Furthermore, a groove convenient to buckle is formed in the short plate, and a plurality of magnetic blocks used for fixing the short plate are inserted in the disc, so that the spring is convenient to overhaul in the later period.

Compared with the prior art, the utility model discloses following beneficial effect has: through the short plates arranged on the first spring, the second spring, the third spring and the fourth spring, when the torsion spring fails, the four magnetic blocks are pulled out, then the grooves in the four short plates are buckled, whether the springs connected to the short plates are damaged or not is detected, the maintenance time is shortened, and the maintenance cost is reduced; the mounting is facilitated by bolts and clips threaded into the blocks and cylinders within the discs.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;

fig. 3 is an enlarged schematic view of the structure B in fig. 2 according to the present invention.

In the figure: 1. a disc; 2. a circular plate; 201. a circular ring; 202. a convex plate; 203. a bolt; 204. a cylinder; 3. a round block; 301. a circular hole; 4. a first spring; 5. a second spring; 6. a third spring; 7. a fourth spring; 8. a short plate; 801. a groove; 9. a magnetic block.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

As shown in fig. 1-3, a multi-branch flat spiral torsion spring comprises a disc 1, a round block 3 is constructed at the inner center position of the disc 1, a first spring 4, a second spring 5, a third spring 6 and a fourth spring 7 are arranged on the round block 3 in an annular array around the center position, the other ends of the first spring 4, the second spring 5, the third spring 6 and the fourth spring 7 are all lapped on the disc 1, and in the specific implementation, the first spring 4, the second spring 5, the third spring 6 and the fourth spring 7 which are arranged on the round block 3 are all connected with clamping blocks, and the multi-branch flat spiral torsion spring is clamped on the round block 3 through the clamping blocks, so that the multi-branch flat spiral torsion spring is convenient to install and disassemble.

Wherein, the short plate 8 is all installed to the one end of first spring 4, second spring 5, third spring 6 and the overlap joint of fourth spring 7 on disc 1, has seted up the gliding groove of confession short plate 8 in the disc 1.

Wherein, the upper end face of disc 1 is equipped with circular plate 2, the outer fringe face of circular plate 2 is installed with ring 201 in a rotatory manner, is constructed protruding board 202 that the butt short plate 8 is established on ring 201, is constructed a plurality of cylinders 204 that extend into disc 1 on ring 201.

Wherein, the circular plate 2 is rotatably connected with the circular ring 201 through a bearing, the center position of the circular plate 2 is spirally connected with a bolt 203 extending into the circular block 3, and a circular hole 301 for the bolt 203 to be in threaded connection is arranged in the circular block 3.

Wherein, the short plate 8 is provided with a groove 801 convenient for buckling, and the disc 1 is internally inserted with a plurality of magnetic blocks 9 for fixing the short plate 8.

The working principle is as follows: this multi-branch plane spiral torsion spring, during the use, with first spring 4, second spring 5, one end card of third spring 6 and fourth spring 7 with in circle piece 3, then with first spring 4, second spring 5, the short plate 8 card on the other end of third spring 6 and fourth spring 7 with on disc 1, then peg graft into disc 1 with the cylinder 204 of swivelling joint ring 201 bottom on disc 2 in, then it is fixed with disc 2 and circle piece 3 through bolt 203, examine time measuring, take out a plurality of magnetic paths 9, then detain recess 801, drive corresponding spring by short plate 8 and judge whether the spring damages.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A multi-branch plane scroll torsion spring comprises a disc (1), and is characterized in that: the disc-type spring support is characterized in that a round block (3) is constructed in the center of the inner portion of the disc (1), a first spring (4), a second spring (5), a third spring (6) and a fourth spring (7) are arranged on the round block (3) in an annular array mode around the center of the round block, and the other ends of the first spring (4), the second spring (5), the third spring (6) and the fourth spring (7) are connected to the disc (1) in an overlapping mode.

2. The multi-branch flat spiral torsion spring according to claim 1, wherein: the disc is characterized in that short plates (8) are mounted at one ends of the first springs (4), the second springs (5), the third springs (6) and the fourth springs (7) which are lapped on the disc (1), and grooves for the short plates (8) to slide are formed in the disc (1).

3. The multi-branch spiral torsion spring according to claim 2, wherein: circular plate (2) are installed to the up end of disc (1), ring (201) are installed in the outer fringe face rotation of circular plate (2), be constructed flange (202) of butt short slab (8) on ring (201), be constructed cylinder (204) that a plurality of extensions go into in disc (1) on ring (201).

4. The multi-branch flat spiral torsion spring according to claim 3, wherein: the circular plate (2) is connected with the circular ring (201) in a rotating mode through a bearing, the center of the circular plate (2) is connected with a bolt (203) extending into the circular block (3) in a spiral mode, and a round hole (301) for the bolt (203) to be connected in a threaded mode is formed in the circular block (3).

5. The multi-branch spiral torsion spring according to claim 4, wherein: the short plate (8) is provided with a groove (801) convenient to buckle, and a plurality of magnetic blocks (9) used for fixing the short plate (8) are inserted in the disc (1).