Spiral high-stress spring

Abstract

The utility model discloses a spiral high-stress spring which comprises a first base, an adjusting column is fixed to the outer wall of one side of the first base, a limiting cylinder is arranged at the end, away from the first base, of the adjusting column, a limiting rod is movably connected into the limiting cylinder, and one end of the limiting rod extends to the outer portion of the limiting cylinder and is provided with a second base. A spring body is wound on the outer wall of the limiting cylinder and the outer wall of the limiting rod, one end of the spring body is connected with the outer wall of one side of the second base, and the spring body is of a spiral structure and is made of stainless steel. The spring not only can reduce the phenomenon that the spring body is bent so as to prolong the service life of the spring, but also can adjust the elastic stress applied to the second base by the spring body so as to improve the use convenience of the spring, and enables the spring body to keep stable shape and performance when bearing high stress, so that the service life of the spring is prolonged. And the spring body has excellent mechanical performance and anti-fatigue performance.

Description

Technical Field

[0001] The utility model relates to the technical field of springs, in particular to a spiral high-stress spring. Background Art

[0002] A spring is a mechanical part that uses elasticity to control the movement of parts, mitigate impact or vibration, store energy, measure force, etc. There are many types of springs, and spiral spring is one of them. Because springs have good elasticity, they are widely used in various fields.

[0003] A spiral high stress spring with reference announcement number CN205244227U comprises a thick spring, a bottom support plate is installed at the bottom end of the thick spring, and a middle support plate is installed at the upper end of the thick spring, a thin spring is installed inside the thick spring, and the lower end of the thin spring is welded and installed with the bottom support plate, the upper end of the thin spring passes through the middle support plate, and the upper end of the thin spring is installed with an upper support plate, the lower end of the upper support plate is installed with a support column, the lower end of the support column passes through the middle support plate, and the lower end of the support column is welded with an anti-slip ring sleeved on the outer wall of the thick spring, the device forms a new spring structure by combining the two springs, so that the spring structure can have a good service life while coping with high stress impact, and the spring structure has better performance when coping with complex force fields, especially in coping with occasions with torsion, according to the above, although the spring can be well applied, it is usually not convenient to be located on the inner side of the spring body for guiding and limiting, so that the spring body is prone to bending, thereby affecting the service life of the spring, which often troubles users. Utility Model Content

[0004] The purpose of the utility model is to provide a spiral high-stress spring to solve the problem that the spring proposed in the above background technology can be well applied, but it is usually not convenient to be located on the inner side of the spring body for guiding and limiting, which makes the spring body prone to bending, thereby affecting the service life of the spring.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a spiral high-stress spring, comprising a first base, an adjusting column is fixed on the outer wall of one side of the first base, a limiting cylinder is arranged at the end of the adjusting column away from the first base, the interior of the limiting cylinder is movably connected to a limiting rod, one end of the limiting rod extends to the outside of the limiting cylinder and is provided with a second base, a spring body is wound around the outer walls of the limiting cylinder and the limiting rod, one end of the spring body is connected to the outer wall of one side of the second base, the spring body is arranged to be a spiral structure, and the material structure of the spring body is arranged to be stainless steel.

[0006] Preferably, a first positioning head is provided on the outer wall of the first base away from the adjusting column, and a second positioning head is provided on the outer wall of the second base away from the limiting rod, and the first positioning head and the second positioning head are provided to facilitate the placement of the first positioning hole and the second positioning hole.

[0007] Preferably, a first positioning hole is provided inside the first positioning head, and both ends of the first positioning hole extend to the outside of the first positioning head. Through the provision of the first positioning hole, the spring and the to-be-connected member can be positioned and connected with the aid of a bolt.

[0008] Preferably, a second positioning hole is provided inside the second positioning head, and both ends of the second positioning hole extend to the outside of the second positioning head. Through the provision of the second positioning hole, the spring and the to-be-connected member can be positioned and connected with the aid of a bolt.

[0009] Preferably, a handle is provided on the outer side of one end of the adjusting column, and the handle is provided as a toothed structure, so that the adjusting ring can be placed.

[0010] Preferably, an adjusting ring is provided on the inner wall of the rotating handle, and an internal thread is provided on the inner wall of the adjusting ring, so that the position of the adjusting ring can be moved on the outer wall of the adjusting column through the provision of the internal thread.

[0011] Preferably, an external thread is provided on the outer wall of the adjusting column, and the external thread cooperates with the internal thread. The external thread is provided so as to cooperate with the internal thread to move the position of the adjusting ring on the outer wall of the adjusting column.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the spiral high-stress spring can not only reduce the bending phenomenon of the spring body to extend the service life of the spring, but also adjust the elastic stress applied by the spring body to the second base to improve the convenience of using the spring, and enable the spring body to maintain a stable shape and performance when subjected to high stress, and enable the spring body to have excellent mechanical properties and anti-fatigue properties;

[0013] (1) By arranging a limiting cylinder and a limiting rod on the inner side of the spring body, and the limiting cylinder and the limiting rod are arranged as a movable connection structure, when the spring body is elastically expanded and contracted under pressure, one end of the limiting rod slides inside the limiting cylinder, so that the limiting rod cooperates with the limiting cylinder to be located inside the spring body to guide and limit it, so as to reduce the bending of the spring body, thereby extending the service life of the spring;

[0014] (2) By rotating the handle, due to the arrangement of the internal thread and the external thread, the adjustment ring is located on the outer wall of the adjustment column and slides, so that the position of the handle is adjusted on the outer side of the adjustment column, and the elastic stress applied by the spring body to the second base can be adjusted, thereby improving the convenience of using the spring;

[0015] (3) By setting the spring body to a spiral structure, the spring body can maintain a stable shape and performance when subjected to high stress. By using stainless steel to make the spring body, the chemical composition and heat treatment process of the material can be precisely controlled to ensure that the spring body has excellent mechanical properties and fatigue resistance. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 This is a side view structural diagram of the second base of the utility model;

[0018] Figure 3 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0019] Figure 4 It is a schematic diagram of the enlarged structure of the handle of the utility model from the side.

[0020] In the figure: 1. first base; 2. first positioning head; 201. first positioning hole; 3. second base; 4. second positioning head; 401. second positioning hole; 5. adjusting column; 501. external thread; 6. limiting cylinder; 7. limiting rod; 8. spring body; 9. turning handle; 10. adjusting ring; 1001. internal thread. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4 The utility model provides an embodiment: a spiral high stress spring, comprising a first base 1, a first positioning head 2 is arranged on the outer wall of the first base 1 away from the adjusting column 5, and a second positioning head 4 is arranged on the outer wall of the second base 3 away from the limiting rod 7;

[0023] When in use, the first positioning head 2 and the second positioning head 4 are arranged so as to place the first positioning hole 201 and the second positioning hole 401;

[0024] A first positioning hole 201 is disposed inside the first positioning head 2, and both ends of the first positioning hole 201 extend to the outside of the first positioning head 2;

[0025] When in use, the first positioning hole 201 is provided so as to position and connect the spring and the member to be connected by means of a bolt;

[0026] A second positioning hole 401 is disposed inside the second positioning head 4, and both ends of the second positioning hole 401 extend to the outside of the second positioning head 4;

[0027] When in use, the second positioning hole 401 is provided so as to position and connect the spring and the member to be connected by means of a bolt member;

[0028] An adjustment column 5 is fixed on the outer wall of one side of the first base 1, and a rotating handle 9 is arranged on the outer side of one end of the adjustment column 5, and the rotating handle 9 is arranged as a toothed structure;

[0029] When in use, the handle 9 is turned so as to place the adjusting ring 10;

[0030] An adjusting ring 10 is provided on the inner wall of the rotating handle 9, and an internal thread 1001 is provided on the inner wall of the adjusting ring 10;

[0031] When in use, the inner thread 1001 is arranged so as to move the position of the adjusting ring 10 on the outer wall of the adjusting column 5;

[0032] An external thread 501 is provided on the outer wall of the adjusting column 5, and the external thread 501 cooperates with the internal thread 1001;

[0033] When in use, the outer thread 501 is arranged so as to cooperate with the inner thread 1001 on the outer wall of the adjusting column 5 to move the position of the adjusting ring 10;

[0034] A limiting cylinder 6 is provided at one end of the adjusting column 5 away from the first base 1, and the limiting cylinder 6 is movably connected to a limiting rod 7 inside. One end of the limiting rod 7 extends to the outside of the limiting cylinder 6 and is provided with a second base 3. A spring body 8 is wound on the outer walls of the limiting cylinder 6 and the limiting rod 7. One end of the spring body 8 is connected to the outer wall of one side of the second base 3. The spring body 8 is set to a spiral structure, and the material structure of the spring body 8 is set to stainless steel.

[0035] When the embodiment of the present application is in use, firstly, by setting the spring body 8 to a spiral structure, the spring body 8 can maintain a stable shape and performance when subjected to high stress. The spring body 8 is made of stainless steel, and the chemical composition and heat treatment process of the material can be precisely controlled to make the spring body 8 have excellent mechanical properties and fatigue resistance. Then, by rotating the handle 9, the adjustment ring 10 is located on the external thread 501 of the outer wall of the adjustment column 5 through the internal thread 1001 to slide, and the position of the handle 9 is adjusted on the outside of the adjustment column 5, so as to adjust the elastic stress applied by the spring body 8 to the second base 3. Finally, by setting a limit cylinder 6 and a limit rod 7 on the inner side of the spring body 8, because the limit cylinder 6 and the limit rod 7 are set to be movable In the connected state, when the spring body 8 is elastically expanded and contracted under pressure, one end of the limiting rod 7 slides inside the limiting cylinder 6, so that the limiting rod 7 cooperates with the limiting cylinder 6 to be located on the inner side of the spring body 8 to guide and limit it, which can effectively reduce the bending of the spring body 8. In addition, through the arrangement of the first positioning head 2 and the second positioning head 4, and the first positioning hole 201 and the second positioning hole 401 are respectively arranged inside the first positioning head 2 and the second positioning head 4, it is only necessary to insert the first positioning head 2 and the second positioning head 4 into the preset recesses of the parts to be connected, and then use the bolt to penetrate the first positioning hole 201 and the second positioning hole 401 and screw them into the recesses of the parts to be connected, so as to position and place the spring, thereby completing the use of the spring.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0037] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A helical high stress spring, characterized in that: It comprises a first base (1); An adjusting column (5) is fixed on the outer wall of one side of the first base (1); a limiting cylinder (6) is arranged at one end of the adjusting column (5) away from the first base (1); a limiting rod (7) is movably connected inside the limiting cylinder (6); one end of the limiting rod (7) extends to the outside of the limiting cylinder (6) and is provided with a second base (3); A spring body (8) is wound around the outer walls of the limiting cylinder (6) and the limiting rod (7), and one end of the spring body (8) is connected to the outer wall of one side of the second base (3); The spring body (8) is configured as a spiral structure, and the material structure of the spring body (8) is configured as stainless steel.

2. A helical high stress spring according to claim 1, characterized in that: A first positioning head (2) is provided on the outer wall of the first base (1) on the side away from the adjustment column (5), and a second positioning head (4) is provided on the outer wall of the second base (3) on the side away from the limiting rod (7).

3. A helical high stress spring according to claim 2, characterized in that: A first positioning hole (201) is provided inside the first positioning head (2), and both ends of the first positioning hole (201) extend to the outside of the first positioning head (2).

4. A helical high stress spring according to claim 2, characterized in that: A second positioning hole (401) is provided inside the second positioning head (4), and both ends of the second positioning hole (401) extend to the outside of the second positioning head (4).

5. A helical high stress spring according to claim 1, characterized in that: A rotating handle (9) is arranged on the outer side of one end of the adjusting column (5), and the rotating handle (9) is arranged as a toothed structure.

6. A helical high stress spring according to claim 5, characterized in that: An adjusting ring (10) is arranged on the inner wall of the rotating handle (9), and an internal thread (1001) is arranged on the inner wall of the adjusting ring (10).

7. A helical high stress spring according to claim 6, characterized in that: An external thread (501) is provided on the outer wall of the adjusting column (5), and the external thread (501) and the internal thread (1001) cooperate with each other.

Images