CN216642913U

CN216642913U - High-stability closing-in type compression spring

Info

Publication number: CN216642913U
Application number: CN202123159170.9U
Authority: CN
Inventors: 赵彬皓; 陈坚磊; 赵忠强; 瞿华
Original assignee: Wenzhou Tianli Spring Co ltd
Current assignee: Wenzhou Tianli Spring Co ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-05-31
Anticipated expiration: 2031-12-15

Abstract

The utility model provides a high-stability closed-end compression spring which comprises a spring body, wherein the top and the bottom of the spring body are respectively connected with a first disc and a second disc, a limiting assembly is connected between the first disc and the second disc, the limiting assembly is arranged on the inner side of the spring body and comprises an inserting rod connected to the bottom of the first disc and an inserting tube connected to the top of the second disc, the bottom of the outer peripheral surface of the inserting rod is connected with a limiting block, and a limiting groove is formed in the outer peripheral surface of the inserting tube. The distance between the first disc and the second disc is limited by the limiting block and the limiting groove, so that the distance between the first disc and the second disc is always kept in a certain range, the phenomenon that the spring body is damaged due to overlarge deformation caused by overlong stretching or too short compression is avoided, meanwhile, the spring body can be prevented from rotating by the limiting block and the limiting groove, and the phenomenon that the spring body is damaged due to deformation is further avoided.

Description

High-stability closing-in type compression spring

Technical Field

The utility model relates to the field of springs, in particular to a high-stability closed-up compression spring.

Background

Compression spring (pressure spring) bears the coil spring to pressure, and the material cross-section that it used is mostly circular, also has rectangle and stranded steel entangle to coil, and the spring is generally the equidistance, and compression spring's shape has: the compression spring is cylindrical, conical, convex and concave, a small amount of non-circular and the like, a certain gap is reserved between the rings of the compression spring, and the compression spring contracts and deforms when being subjected to external load, so that deformation energy is stored. A closing-in type compression spring, namely a compression spring with openings at two ends in a closing-in type arrangement.

The prior art has the following defects: the existing closing-in type compression spring often has the phenomenon that the spring is deformed too much due to too long stretching or too short compression when in use, and finally the spring is damaged.

SUMMERY OF THE UTILITY MODEL

The present invention addresses the deficiencies of the prior art by providing a high stability compression spring of the closed-end type.

The utility model solves the technical problems through the following technical means: the high-stability closed-up compression spring comprises a spring body, wherein the top and the bottom of the spring body are respectively connected with a first disc and a second disc, a limiting assembly is connected between the first disc and the second disc, and the limiting assembly is arranged on the inner side of the spring body;

the limiting assembly comprises an inserting rod connected to the bottom of the first disc and an inserting tube connected to the top of the second disc, the bottom of the outer peripheral surface of the inserting rod is connected with a limiting block, a limiting groove is formed in the outer peripheral surface of the inserting tube, and the limiting block is inserted into the limiting groove.

Preferably, first disc both sides and second disc both sides are provided with first clamp and second clamp respectively, both sides all be connected with the bellows between first clamp and the second clamp that corresponds the position, both sides the bellows all is the semicircle tubular setting.

Preferably, both sides first clamp relative one side and the second clamp relative one side of both sides all are connected with the card strip, the draw-in groove has all been seted up to first disc outer peripheral face and second disc outer peripheral face.

Preferably, the first disc and the second disc have the same specification.

The utility model has the beneficial effects that:

the distance between the first disc and the second disc is limited by the limiting block and the limiting groove, so that the distance between the first disc and the second disc is always kept in a certain range, the phenomenon that the spring body is damaged due to overlarge deformation caused by overlong stretching or too short compression is avoided, meanwhile, the spring body can be prevented from rotating by the limiting block and the limiting groove, and the phenomenon that the spring body is damaged due to deformation is further avoided.

Drawings

FIG. 1 is a schematic illustration of a spring body, a first clip, a second clip, etc. in a separated configuration in accordance with the present invention;

FIG. 2 is a schematic diagram of the insertion rod, insertion tube and spring body of the present invention in an exploded view;

FIG. 3 is a schematic view of a bellows of the present invention enclosing a spring body therein.

In the figure: 1. a spring body; 2. a first disc; 3. a second disc; 4. a limiting component; 41. inserting a rod; 42. a limiting block; 43. inserting a tube; 44. a limiting groove; 5. a first clamp; 6. a second clamp; 7. a bellows; 8. clamping the strip; 9. a clamping groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Examples

Referring to fig. 1 to 3, the high-stability closed-end compression spring of the present embodiment includes a spring body 1, the top and the bottom of the spring body 1 are respectively connected to a first disk 2 and a second disk 3, a limiting assembly 4 is connected between the first disk 2 and the second disk 3, and the limiting assembly 4 is disposed inside the spring body 1;

the limiting assembly 4 comprises an inserting rod 41 connected to the bottom of the first disc 2 and an inserting tube 43 connected to the top of the second disc 3, the bottom of the outer peripheral surface of the inserting rod 41 is connected with a limiting block 42, a limiting groove 44 is formed in the outer peripheral surface of the inserting tube 43, and the limiting block 42 is inserted into the limiting groove 44;

first disc 2 and second disc 3 accessible spring body 1 move to the middle part simultaneously or move to top and bottom respectively, through stopper 42 and spacing groove 44 to the distance restriction between first disc 2 and the second disc 3, make the distance between first disc 2 and the second disc 3 keep certain within range all the time, avoid spring body 1 to lead to spring body 1 to warp too big and take place to damage because of tensile overlength or compression is too short, can avoid spring body 1 to take place to rotate simultaneously through stopper 42 and spacing groove 44, further avoid spring body 1 to damage because of deformation.

Referring to fig. 1 and 3, further, a first clamp 5 and a second clamp 6 are respectively disposed on two sides of the first disc 2 and two sides of the second disc 3, a corrugated pipe 7 is connected between the first clamp 5 and the second clamp 6 at the corresponding position, and the corrugated pipes 7 at the two sides are disposed in a semicircular pipe manner;

connect the first clamp 5 of both sides and the second clamp 6 of both sides, bellows 7 of both sides forms a circle tubular bellows 7 and covers spring body 1 in it this moment, can protect spring body 1 through bellows 7 of both sides, avoids spring body 1 and a large amount of steam contact, slows down spring body 1's corrosion rate, extension spring body 1's life.

Referring to fig. 1 and 2, further, the opposite side of the first clamp 5 on both sides and the opposite side of the second clamp 6 on both sides are connected with a clamping strip 8, and the outer peripheral surfaces of the first disc 2 and the second disc 3 are both provided with clamping grooves 9;

when the first clamp 5 of both sides and the second clamp 6 of both sides are connected respectively in

first disc

2 and 3 both sides of second disc, the card strip 8 on the card strip 5 and the card strip 8 on the second clamp 6 of first clamp are blocked respectively in the draw-in groove 9 that corresponds the position, and the setting of card strip 8 and draw-in groove 9 avoids first clamp 5 and second clamp 6 to break away from with first disc 2 and second disc 3.

Referring to fig. 1 to 3, further, the first disc 2 and the second disc 3 have the same specification;

the first disc 2 and the second disc 3 are the same in specification, so that the universal use is facilitated.

It is noted that, in this document, relational terms such as first and second, and the like, if any, 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. Also, 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. High stability binding off type compression spring, including spring body (1), its characterized in that: the top and the bottom of the spring body (1) are respectively connected with a first disc (2) and a second disc (3), a limiting assembly (4) is connected between the first disc (2) and the second disc (3), and the limiting assembly (4) is arranged on the inner side of the spring body (1);

spacing subassembly (4) are including connecting inserted bar (41) in first disc (2) bottom and connecting intubate (43) at second disc (3) top, inserted bar (41) outer peripheral face bottom is connected with stopper (42), spacing groove (44) have been seted up to intubate (43) outer peripheral face, stopper (42) are arranged and are inserted in spacing groove (44).

2. The high stability necked-in compression spring of claim 1, wherein: first disc (2) both sides and second disc (3) both sides are provided with first clamp (5) and second clamp (6) respectively, both sides first clamp (5) and correspond all are connected with bellows (7) between second clamp (6) of position, both sides bellows (7) all are the setting of semicircle tubular.

3. The high stability necked-down compression spring of claim 2, wherein: both sides first clamp (5) relative one side and the second clamp (6) relative one side of both sides all are connected with card strip (8), draw-in groove (9) have all been seted up to first disc (2) outer peripheral face and second disc (3) outer peripheral face.

4. The high stability necked-in compression spring of claim 1, wherein: the first disc (2) and the second disc (3) have the same specification.