CN220151776U

CN220151776U - Combined disc spring

Info

Publication number: CN220151776U
Application number: CN202321486687.5U
Authority: CN
Inventors: 张凌翔; 赵玮
Original assignee: Yangzhou Lan Yang Spring Manufacturing Co ltd
Current assignee: Yangzhou Lan Yang Spring Manufacturing Co ltd
Priority date: 2023-06-12
Filing date: 2023-06-12
Publication date: 2023-12-08
Anticipated expiration: 2033-06-12

Abstract

The utility model discloses a combined disc spring, which comprises a guide post and a plurality of groups of disc spring pieces, wherein each group of disc spring pieces comprises two first spring pieces, the two first spring pieces of the same group are oppositely arranged, each first spring piece comprises a butt joint part, a connecting part and a table-shaped part, one side of the table-shaped part, which faces the butt joint part, is provided with a plurality of protruding blocks, the butt joint part is connected with a second spring piece, and the second spring piece comprises a fixing ring and a plurality of fins. The utility model has the advantages of convenient assembly, stable fixation and high strength, and solves the problems that the existing combined belleville spring is inconvenient to install, needs to be fixed through a plurality of bolts and has low assembly efficiency.

Description

Combined disc spring

Technical Field

The utility model belongs to the technical field of hardware accessories, and particularly relates to a combined belleville spring.

Background

Belleville washers, which are conical disks, can be used singly or in series or in parallel, bear static or dynamic loads acting in the axial direction at the upper and lower outer edges, are compressed and deformed until flattened, and store energy as a live load. The automatic conversion to additional compressive load required for sealing is necessary to reduce the continuous need for tightening in gasket, packing use.

The utility model discloses a combination formula belleville spring is disclosed to contrast document CN213511824U, including first spring leaf, second spring leaf and last belleville spring, first spring leaf inner is equipped with first arc groove, first spring leaf both ends are equipped with the connecting plate, the connecting hole has been seted up to the connecting plate inner, connecting hole one end is connected with connecting bolt, the connecting plate inner wall is equipped with first sealed pad, first spring leaf inner wall is equipped with the second sealed pad, second spring leaf inner is equipped with the second arc groove, it is equipped with down belleville spring to go up belleville spring bottom, go up belleville spring and belleville spring both ends contact surface do not are equipped with concave block and lug down, through first spring leaf, second spring leaf, connecting plate, connecting hole and connecting bolt that set up to convenience when having improved the belleville spring group makes more high-efficient when equipment uses.

Based on the above-mentioned comparison document, in combination with the related art, it can be found that the problems of the prior art are: the existing combined disc spring is inconvenient to install, needs to be fixed through a plurality of bolts, and is low in assembly efficiency.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides a combined type belleville spring which has the advantages of convenient assembly, stable fixation and high strength, and solves the problems that the existing combined type belleville spring is inconvenient to install, needs to be fixed through a plurality of bolts and has lower assembly efficiency.

The utility model discloses a combined disc spring, which comprises a guide pillar and a plurality of groups of disc spring pieces arranged on the outer side of the guide pillar, wherein each group of disc spring pieces comprises two first spring pieces, the two first spring pieces of the same group are oppositely arranged, each first spring piece comprises a butt joint part, a connecting part and a table-shaped part, one side of each table-shaped part, which faces the butt joint part, is provided with a plurality of protruding blocks, each butt joint part is connected with a second spring piece, each second spring piece comprises a fixing ring and a plurality of fins, and each fin is abutted with each protruding block.

As the preferable mode of the utility model, one side of one butt joint part on the same group of the dish-shaped spring pieces is provided with an annular groove, and one side of one butt joint part on the other dish-shaped spring piece is provided with an annular part which is spliced with the annular groove.

As a preferable mode of the utility model, a ring plate is arranged on one side of the abutting part facing the second spring piece, a plurality of convex parts are arranged on the outer side of the ring plate, a plurality of notches are formed on the inner side of the fixing ring, and the notches and the convex parts are arranged in a staggered mode.

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

1. according to the utility model, the guide posts and the disc-shaped spring pieces are arranged, the disc-shaped spring pieces comprise two first spring pieces, the two first spring pieces are oppositely arranged, the two butt joint parts are contacted, the connecting part is positioned at the outer side of the butt joint part, the table-shaped part is positioned at one end of the connecting part far away from the butt joint part, the convex blocks are positioned on the inner wall of the table-shaped part, the second spring pieces are positioned in the first spring pieces, the fins are arranged in a plurality, the fins and the convex blocks are staggered, and the fins can be clamped to the other side of the convex blocks and can share the pressure born by the first spring pieces.

2. According to the utility model, the annular groove and the annular part are arranged, and the annular part is in sliding connection with the annular groove, so that the disc-shaped spring piece can be positioned and limited.

3. According to the utility model, the ring plate is arranged, the second spring piece can be connected to the ring plate in a butt joint manner through the notch, the convex part is not in contact with the butt joint part, the convex part corresponds to the convex part, and the gap between the convex part and the butt joint part can conveniently rotate the fixing ring to the bottom of the convex part, so that the second spring piece can be positioned conveniently.

4. According to the utility model, the first through hole is formed, the adjacent butt joint part and the fixing ring can be connected together through the bolts, and the bolts are used for fixing, and the aperture of the third through hole is larger than that of the second through hole and the bolts, so that the bolts can be conveniently installed.

Drawings

FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present utility model;

FIG. 2 is a left side view provided by an embodiment of the present utility model;

FIG. 3 is a cross-sectional view taken at A-A of FIG. 2 provided by an embodiment of the present utility model;

FIG. 4 is an enlarged view of FIG. 3A provided by an embodiment of the present utility model;

FIG. 5 is an enlarged view of B in FIG. 3 provided by an embodiment of the present utility model;

FIG. 6 is an exploded view of a dished leaf spring according to an embodiment of the present utility model.

In the figure: 1. a guide post; 2. a disc-shaped spring piece; 3. a first spring piece; 4. a butt joint part; 5. a connection part; 6. a mesa portion; 7. a bump; 8. a second spring piece; 9. a fixing ring; 10. a fin; 11. an annular groove; 12. an annular portion; 13. a ring plate; 14. a convex portion; 15. a notch; 16. a first through hole; 17. a second through hole; 18. a third through hole; 19. and (5) a bolt.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 6, the combined disc spring provided by the embodiment of the utility model comprises a guide pillar 1 and a plurality of groups of disc spring pieces 2 arranged on the outer side of the guide pillar 1, each group of disc spring pieces 2 comprises two first spring pieces 3, the two first spring pieces 3 of the same group are oppositely arranged, each first spring piece 3 comprises a butt joint part 4, a connecting part 5 and a table part 6, one side of each table part 6 facing the butt joint part 4 is provided with a plurality of protruding blocks 7, the butt joint part 4 is connected with a second spring piece 8, each second spring piece 8 comprises a fixing ring 9 and a plurality of fins 10, and the fins 10 are abutted with the protruding blocks 7.

According to the utility model, the guide post 1 and the disc-shaped spring pieces 2 are arranged, one group of disc-shaped spring pieces 2 comprises two first spring pieces 3, the two first spring pieces 3 are oppositely arranged, the two butting parts 4 are in contact, the connecting part 5 is positioned at the outer side of the butting part 4, the platform-shaped part 6 is positioned at one end of the connecting part 5 away from the butting part 4, the convex blocks 7 are positioned on the inner wall of the platform-shaped part 6, the second spring pieces 8 are positioned in the first spring pieces 3, a plurality of fins 10 are arranged in a staggered manner with the convex blocks 7, and the fins 10 can be clamped to the other side of the convex blocks 7 to share the pressure born by the first spring pieces 3.

Referring to fig. 5, an annular groove 11 is formed on one side of one of the abutting portions 4 on the same group of the disc-shaped spring pieces 2, and an annular portion 12 is formed on one side of one of the abutting portions 4 on the other disc-shaped spring piece 2, and the annular portion 12 is inserted into the annular groove 11.

The scheme is adopted: by providing the annular groove 11 and the annular portion 12, the annular portion 12 is slidably connected with the annular groove 11, and the disc spring piece 2 can be positioned and limited.

Referring to fig. 4, a ring plate 13 is disposed on a side of the abutting portion 4 facing the second spring piece 8, a plurality of protrusions 14 are disposed on an outer side of the ring plate 13, a plurality of notches 15 are disposed on an inner side of the fixing ring 9, and the notches 15 and the protrusions 14 are disposed in a staggered manner.

The scheme is adopted: through setting up annular plate 13, second spring leaf 8 can dock on annular plate 13 through breach 15, and convex part 14 is not contacted with butt joint portion 4, and convex part 14 is corresponding with lug 7, and the clearance between convex part 14 and the butt joint portion 4 can conveniently be with solid fixed ring 9 turning to the convex part 14 bottom, makes things convenient for the location of second spring leaf 8.

Referring to fig. 4, the abutting portion 4 is provided with a first through hole 16, the fixing ring 9 is provided with a second through hole 17, the table portion 6 is provided with a third through hole 18, and the same group of disc-shaped spring pieces 2 is provided with bolts 19 penetrating through the two first through holes 16 and the second through holes 17.

The scheme is adopted: through setting up first through-hole 16, bolt 19 can be with adjacent butt joint portion 4 and solid fixed ring 9 through-connection together to fix through bolt 19, the aperture of third through-hole 18 is greater than second through-hole 17 and bolt 19, can make things convenient for the installation of bolt 19.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a combination formula belleville spring, includes guide pillar (1) and locates multiunit belleville spring piece (2) in guide pillar (1) outside, its characterized in that: every group dish spring leaf (2) include two first spring leaf (3), two of same group first spring leaf (3) set up relatively, first spring leaf (3) are including butt joint portion (4), connecting portion (5) and mesa shape portion (6), one side of mesa shape portion (6) towards butt joint portion (4) is equipped with a plurality of lugs (7), be connected with second spring leaf (8) on butt joint portion (4), second spring leaf (8) are including solid fixed ring (9) and a plurality of fin (10), fin (10) and lug (7) butt.

2. A combination disc spring as claimed in claim 1, wherein: one side of one butt joint part (4) on the same group of disc-shaped spring pieces (2) is provided with an annular groove (11), one side of one butt joint part (4) on the other disc-shaped spring piece (2) is provided with an annular part (12), and the annular part (12) is spliced with the annular groove (11).

3. A combination disc spring as claimed in claim 2, wherein: the butt joint portion (4) is equipped with annular plate (13) towards one side of second spring leaf (8), the outside of annular plate (13) is equipped with a plurality of convex parts (14), a plurality of breach (15) have been seted up to the inboard of solid fixed ring (9), breach (15) and convex part (14) dislocation set.

4. A combination disc spring as claimed in claim 3, wherein: the butt joint part (4) is provided with a first through hole (16), the fixed ring (9) is provided with a second through hole (17), the table-shaped part (6) is provided with a third through hole (18), and the same group of the disc-shaped spring pieces (2) are provided with bolts (19) penetrating through the two first through holes (16) and the second through holes (17).