Corrosion-resistant belleville spring

Abstract

The utility model relates to the technical field of belleville springs, in particular to a corrosion-resistant belleville spring which comprises a spring body, a connecting disc, a supporting ring, a connecting mechanism, an adjusting mechanism and a limiting mechanism. The connecting disc is connected with one end of the spring body; the supporting ring is connected with the other end of the spring body. The connecting mechanism is arranged in the spring body, one end of the connecting mechanism is connected with the connecting disc, and the other end of the connecting mechanism is connected with the supporting ring. The adjusting mechanism is arranged in the connecting mechanism, one end of the adjusting mechanism is connected with the supporting ring, and the other end of the adjusting mechanism is connected with the connecting mechanism; and the limiting mechanism is arranged on the adjusting mechanism. The connecting mechanism and the adjusting mechanism are arranged in a matched mode, the adjusting hand wheel is rotated to drive the threaded sleeve, the connecting rod and the supporting ring to move through the adjusting lead screw, the distance between the supporting ring and the connecting disc is changed, then the output value of the belleville spring can be changed, adjustment is convenient, and the adjustable range is wider.

Description

Technical Field

[0001] The utility model relates to the technical field of disc springs, in particular to a corrosion-resistant disc spring. Background Art

[0002] Disc springs, also known as Belleville spring washers, are conical disc-shaped and can be used individually or in series or in parallel. Generally, disc springs can only output one force characteristic, but in many more complex usage environments, the output value of disc springs is not constant.

[0003] Patent authorization announcement No. CN210218516U discloses a corrosion-resistant disc spring, comprising a fastening bolt and a spring body, wherein the spring body is slidably sleeved on the outer surface of the fastening bolt, the outer surface of the fastening bolt is longitudinally provided with a slide groove, one side of the slide groove is provided with a clamping groove, and a plurality of clamping grooves are evenly distributed longitudinally, and the inner surface of the spring body is provided with a clamping block, the clamping block is slidably embedded in the slide groove, and the clamping block is clamped with the clamping groove, the upper surface of the fastening bolt is provided with a through hole connected to the slide groove, the through hole is embedded with a first limiting rod, and the upper end inner edge of the through hole is provided with a threaded groove, and a flat head bolt is screwed in the threaded groove; by designing the slide groove and the clamping block, the output value of the disc spring can be changed and adjusted by rotating the spring body, the operation is simple, the adjustment is convenient, the production cost is reduced, and it is easy to promote and use.

[0004] However, the above technical solution has the following shortcomings: when adjusting the output value of the disc spring, it is necessary to replace the first limit rod and the second limit rod of the corresponding size according to the output value of the disc spring, which is not only inconvenient to adjust, but also can only adjust to a few fixed output values. Utility Model Content

[0005] The utility model aims to solve the problems existing in the background technology and to provide a corrosion-resistant disc spring.

[0006] The technical solution of the utility model is: a corrosion-resistant disc spring, comprising:

[0007] Spring body;

[0008] a connecting disk connected to one end of the spring body;

[0009] a support ring connected to the other end of the spring body;

[0010] A connecting mechanism is provided in the spring body, one end of the connecting mechanism is connected to the connecting disk, and the other end of the connecting mechanism is connected to the supporting ring;

[0011] An adjusting mechanism is disposed in the connecting mechanism, one end of the adjusting mechanism is connected to the supporting ring, and the other end of the adjusting mechanism is connected to the connecting mechanism;

[0012] The limiting mechanism is arranged on the adjusting mechanism and is used to limit the adjusting mechanism.

[0013] Preferably, the connecting mechanism includes a guide cylinder, a connecting cylinder, a limit ring and a limit block; the guide cylinder is fixedly connected to the connecting disk, the connecting cylinder is sleeved on the outside of the guide cylinder and is slidably connected to the guide cylinder, the limit ring is fixedly connected to the top of the inner wall of the connecting cylinder, and multiple limit blocks are provided, and the limit blocks are fixedly connected to the bottom of the side wall of the guide cylinder.

[0014] Preferably, the adjustment mechanism includes an adjusting screw, a threaded sleeve, a connecting rod and an adjusting handwheel; the adjusting screw passes through the connecting tube and is rotatably connected to the connecting tube, the threaded sleeve is located in the connecting tube, the threaded sleeve is threadedly connected to the adjusting screw, and multiple connecting rods are provided, one end of the multiple connecting rods is fixedly connected to the threaded sleeve, the other end of the connecting rod is fixedly connected to the support ring, and the adjusting handwheel is fixedly connected to one end of the adjusting screw located outside the connecting tube.

[0015] Preferably, the connecting tube is provided with a plurality of movable holes, which correspond to the connecting rods one by one, and the connecting rods pass through the connecting tube through the movable holes. The guide tube is provided with a plurality of avoidance holes, which correspond to the connecting rods one by one.

[0016] Preferably, the limiting mechanism includes a mounting hole opened in the adjusting handwheel, a limiting rod, a limiting spring and a limiting groove opened on the surface of the connecting tube; one end of the limiting rod is located in the mounting hole and is slidingly connected to the mounting hole, the other end of the limiting rod is in contact with the limiting groove, one end of the limiting spring is connected to the mounting hole, and the other end of the limiting spring is connected to the limiting rod.

[0017] Preferably, a plurality of limiting grooves are provided, and the plurality of limiting grooves are evenly distributed around the adjusting screw rod.

[0018] Compared with the prior art, the above technical solution of the present invention has the following beneficial technical effects:

[0019] The utility model adopts the cooperative setting between the connecting mechanism and the adjusting mechanism. When the output value of the disc spring needs to be adjusted, the adjusting hand wheel is rotated to drive the threaded sleeve, the connecting rod and the support ring to move through the adjusting screw, and the distance between the support ring and the connecting disk is changed, so that the output value of the disc spring can be changed. It is not only convenient to adjust, but also has a wider adjustable range. Through the setting of the limiting mechanism, the limiting rod is stuck in the limiting groove under the action of the limiting spring, which can effectively prevent the adjusting hand wheel from rotating accidentally. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A perspective view of an embodiment of the present invention;

[0021] Figure 2 This is a three-dimensional diagram of a connecting mechanism in an embodiment of the present invention;

[0022] Figure 3 A three-dimensional diagram of a guide cylinder in an embodiment of the present invention;

[0023] Figure 4 This is a cross-sectional view of an adjustment mechanism in an embodiment of the present invention;

[0024] Figure 5 For this utility model Figure 4 A partial enlarged view of point A in the middle.

[0025] Figure numerals: 1. Spring body; 2. Connecting plate; 3. Connecting mechanism; 31. Guide cylinder; 32. Connecting cylinder; 33. Limiting ring; 34. Limiting block; 35. Movable hole; 36. Avoidance hole; 4. Adjusting mechanism; 41. Adjusting screw; 42. Threaded sleeve; 43. Connecting rod; 44. Adjusting handwheel; 5. Limiting mechanism; 51. Mounting hole; 52. Limiting rod; 53. Limiting spring; 54. Limiting groove; 6. Support ring. DETAILED DESCRIPTION

[0026] Example 1

[0027] like Figure 1-5 As shown, the corrosion-resistant disc spring proposed by the present invention includes a spring body 1, a connecting plate 2, a support ring 6, a connecting mechanism 3, an adjusting mechanism 4 and a limiting mechanism 5;

[0028] The surface of the spring body 1 is coated with anti-rust paint;

[0029] The connecting disk 2 is connected to one end of the spring body 1;

[0030] The support ring 6 is connected to the other end of the spring body 1;

[0031] The connecting mechanism 3 is provided in the spring body 1 , one end of the connecting mechanism 3 is connected to the connecting disk 2 , and the other end of the connecting mechanism 3 is connected to the supporting ring 6 ;

[0032] The adjusting mechanism 4 is arranged in the connecting mechanism 3, one end of the adjusting mechanism 4 is connected to the supporting ring 6, and the other end of the adjusting mechanism 4 is connected to the connecting mechanism 3;

[0033] The limiting mechanism 5 is provided on the adjusting mechanism 4 for limiting the adjusting mechanism 4 .

[0034] Example 2

[0035] like Figure 1-3As shown, the utility model proposes a corrosion-resistant disc spring. Compared with the first embodiment, this embodiment further specifically discloses the structure of the connecting mechanism 3; the connecting mechanism 3 includes a guide cylinder 31, a connecting cylinder 32, a limiting ring 33 and a limiting block 34; the guide cylinder 31 is fixedly connected to the connecting disk 2, the connecting cylinder 32 is sleeved on the outside of the guide cylinder 31 and is slidably connected to the guide cylinder 31, the limiting ring 33 is fixedly connected to the top of the inner wall of the connecting cylinder 32, and a plurality of limiting blocks 34 are provided, and the limiting blocks 34 are fixedly connected to the bottom of the side wall of the guide cylinder 31.

[0036] Example 3

[0037] like Figure 1-4 As shown, the corrosion-resistant disc spring proposed by the present invention, compared with the second embodiment, this embodiment further specifically discloses the structure of the adjustment mechanism 4; the adjustment mechanism 4 includes an adjusting screw 41, a threaded sleeve 42, a connecting rod 43 and an adjusting handwheel 44; the adjusting screw 41 passes through the connecting cylinder 32 and is rotatably connected to the connecting cylinder 32, the threaded sleeve 42 is located in the connecting cylinder 32, the threaded sleeve 42 is threadedly connected to the adjusting screw 41, a plurality of connecting rods 43 are provided, one end of the plurality of connecting rods 43 is fixedly connected to the threaded sleeve 42, the other end of the connecting rod 43 is fixedly connected to the support ring 6, the adjusting handwheel 44 is fixedly connected to one end of the adjusting screw 41 located outside the connecting cylinder 32, the connecting cylinder 32 is penetrated by a plurality of movable holes 35, the movable holes 35 correspond one-to-one to the connecting rod 43, the connecting rod 43 passes through the connecting cylinder 32 through the movable hole 35, the guide cylinder 31 is penetrated by a plurality of avoidance holes 36, the avoidance holes 36 correspond one-to-one to the connecting rod 43.

[0038] Example 4

[0039] like Figure 4-5 As shown, the present invention proposes a corrosion-resistant disc spring. Compared with the third embodiment, this embodiment further specifically discloses the structure of the limiting mechanism 5; the limiting mechanism 5 includes a mounting hole 51, a limiting rod 52, a limiting spring 53 and a limiting groove 54 formed in the surface of the connecting tube 32. One end of the limiting rod 52 is located in the mounting hole 51 and is slidingly connected to the mounting hole 51, and the other end of the limiting rod 52 is in contact with the limiting groove 54. One end of the limiting spring 53 is connected to the mounting hole 51, and the other end of the limiting spring 53 is connected to the limiting rod 52. A plurality of limiting grooves 54 are provided, and the plurality of limiting grooves 54 are evenly distributed around the adjusting screw 41.

[0040] When the output value of the disc spring needs to be adjusted, the adjusting handwheel 44 is turned to drive the threaded sleeve 42 to move through the adjusting screw 41. The movement of the threaded sleeve 42 drives the support ring 6 to slide along the surface of the connecting tube 32 through the connecting rod 43. The distance between the support ring 6 and the connecting disk 2 is changed to change the output value of the disc spring. When the connecting disk 2 is subjected to force, it drives the spring body 1 to be compressed. During the compression process of the spring body 1, the guide tube 31 slides in the connecting tube 32 to guide the spring to expand and contract.

[0041] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A corrosion-resistant disc spring, characterized in that: include: Spring body (1); A connecting plate (2) connected to one end of the spring body (1); a support ring (6) connected to the other end of the spring body (1); A connecting mechanism (3) is arranged in the spring body (1), one end of the connecting mechanism (3) is connected to the connecting disk (2), and the other end of the connecting mechanism (3) is connected to the supporting ring (6); An adjusting mechanism (4) is arranged in the connecting mechanism (3), one end of the adjusting mechanism (4) is connected to the supporting ring (6), and the other end of the adjusting mechanism (4) is connected to the connecting mechanism (3); A limiting mechanism (5) is provided on the adjusting mechanism (4) and is used to limit the adjusting mechanism (4).

2. The corrosion-resistant disc spring according to claim 1, characterized in that: The connecting mechanism (3) comprises a guide cylinder (31), a connecting cylinder (32), a limiting ring (33) and a limiting block (34); the guide cylinder (31) is fixedly connected to the connecting disk (2); the connecting cylinder (32) is sleeved on the outside of the guide cylinder (31) and is slidably connected to the guide cylinder (31); the limiting ring (33) is fixedly connected to the top of the inner wall of the connecting cylinder (32); a plurality of limiting blocks (34) are provided, and the limiting blocks (34) are fixedly connected to the bottom of the side wall of the guide cylinder (31).

3. The corrosion-resistant disc spring according to claim 2, characterized in that: The adjusting mechanism (4) comprises an adjusting screw (41), a threaded sleeve (42), a connecting rod (43) and an adjusting hand wheel (44); the adjusting screw (41) passes through the connecting tube (32) and is rotatably connected to the connecting tube (32); the threaded sleeve (42) is located in the connecting tube (32); the threaded sleeve (42) is threadedly connected to the adjusting screw (41); a plurality of connecting rods (43) are provided; one end of the plurality of connecting rods (43) is fixedly connected to the threaded sleeve (42); the other end of the connecting rod (43) is fixedly connected to the support ring (6); and the adjusting hand wheel (44) is fixedly connected to one end of the adjusting screw (41) located outside the connecting tube (32).

4. The corrosion-resistant disc spring according to claim 3, characterized in that: The connecting tube (32) is provided with a plurality of movable holes (35) which correspond to the connecting rods (43) in a one-to-one manner. The connecting rods (43) pass through the movable holes (35) and penetrate the connecting tube (32). The guide tube (31) is provided with a plurality of avoidance holes (36) which correspond to the connecting rods (43) in a one-to-one manner.

5. The corrosion-resistant disc spring according to claim 2, characterized in that: The limiting mechanism (5) comprises a mounting hole (51) provided in the adjusting hand wheel (44), a limiting rod (52), a limiting spring (53) and a limiting groove (54) provided on the surface of the connecting tube (32); one end of the limiting rod (52) is located in the mounting hole (51) and is slidably connected to the mounting hole (51), the other end of the limiting rod (52) is in contact with the limiting groove (54), one end of the limiting spring (53) is connected to the mounting hole (51), and the other end of the limiting spring (53) is connected to the limiting rod (52).

6. The corrosion-resistant disc spring according to claim 5, characterized in that: A plurality of limiting grooves (54) are provided, and the plurality of limiting grooves (54) are evenly distributed around the adjusting screw rod (41).

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