Improved compression spring

Abstract

The utility model discloses an improved compression spring which comprises a spring body, butt joint blocks are fixedly connected to the left end and the right end of the spring body, a mounting plate is arranged at the ends, away from the spring body, of the butt joint blocks, a mounting cavity is formed in the mounting plate, and the mounting cavity penetrates through the face, away from the butt joint blocks, of the mounting plate. A ball bearing is arranged in the mounting cavity, the end, away from the spring body, of the butt joint block penetrates into the mounting cavity to be connected with the ball bearing in a clamped mode, a sealing plate is arranged at the end, away from the butt joint block, of the mounting plate and completely seals the mounting cavity, and an oil injection hole is formed in the surface of the mounting plate. And the oil injection hole and the ball part of the ball bearing are oppositely distributed left and right. By means of the device, the influence of rotating torsion on the spring is reduced, the service life of the spring is prolonged, and it is guaranteed that the spring structure has sufficient compactness and stability.

Description

TECHNICAL FIELD

[0001] The utility model relates to compression spring technical field, especially in an improved compression spring. BACKGROUND

[0002] Compression spring exists the torsion condition in the installation place in the use process, and the spring installation place appears the torsion condition, and the compression spring improves the negative torsion, and the compression spring structure lacks the ability to respond to the torsion, leading to the compression spring is vulnerable to the damage of the torsion, influence compression spring's practicality, the compression spring of Chinese patent network discloses, and its application number is "201820254345.3", the compression spring is set up the pulley, the limit rod assembly at the both ends of spring, to reduce the influence of torsion on compression spring, but the compression spring auxiliary part seriously influences the appearance of spring, and increases the occupation space of spring, leading to the reduced application range of spring. SUMMARY

[0003] The utility model discloses the purpose at least solves one of the technical problems existing in the prior art, provides an improved compression spring, utilizes the characteristic of ball bearing to provide the condition of reducing the influence of torsion for spring, prolongs the service life of spring, and reduces the influence of spring auxiliary part on the appearance of spring, spring installation space, improves the overall practicality of compression spring.

[0004] The utility model discloses still provide with above-mentioned one kind improved compression spring, include: spring body, the left and right two ends of spring body are fixedly connected with the butt joint block, the butt joint block is provided with the mounting plate away from spring body one end, the inside of mounting plate is provided with installation cavity, installation cavity penetrates the one side of mounting plate away from butt joint block, the inside of installation cavity is provided with ball bearing, the butt joint block is penetrated to the inside of installation cavity and is connected with ball bearing with the clamping of one end away from spring body, the one end of mounting plate away from butt joint block is provided with the sealing plate, the sealing plate completely closes installation cavity, and the surface of mounting plate is provided with the oil injection hole, the oil injection hole and the ball part of ball bearing are distributed left and right opposite.

[0005] According to the improved compression spring of the utility model, the one end of the mounting plate close to the spring body is provided with the butt joint groove, and the butt joint block is located in the inside of the butt joint groove. Improve the limiting effect of the mounting plate on the butt joint block.

[0006] According to the improved compression spring of the utility model, a plurality of fixed buckles are fixedly connected in the inside of the installation cavity, and the ball bearing is fixedly connected with the mounting plate through the fixed buckle. Improve the stability of ball bearing.

[0007] The utility model relates to an improved compression spring, one side fixedly connected with the protrusion of the sealing plate close to the mounting plate, when using the compression spring, the protrusion is in the inside of the inside shaft of the ball bearing and is in close contact with the butt joint block.

[0008] The utility model relates to an improved compression spring, a plurality of profiled clamping grooves are arranged on one end of the mounting plate close to the mounting plate, and the fixing buckle is located in the profiled clamping groove.

[0009] Beneficial effects:

[0010] 1. Compared with the prior art, the improved compression spring is provided with a butt joint block, a mounting plate, a mounting cavity, a ball bearing and a sealing plate, the characteristics of the ball bearing are used to provide a condition of reducing the torsion influence for the spring to prolong the service life of the spring, and the influence of the spring auxiliary part on the appearance of the spring and the installation space of the spring is reduced.

[0011] 2. Compared with the prior art, the improved compression spring is provided with a receiving groove, a fixing buckle, a sealing plate, a protrusion, a profiled clamping groove and an oil injection hole, the compactness and stability between the parts of the compression spring are improved, and the use comfort of the compression spring is improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] The utility model will be further explained in connection with the drawings and examples;

[0013] Figure 1 It is right view structure diagram of an improved compression spring of the utility model;

[0014] Figure 2 It is left view structure diagram of an improved compression compression spring of the utility model;

[0015] Figure 3 It is improved compression spring of the utility model; Figure 2 It is the enlarged structure diagram of A in the middle;

[0016] Figure 4 It is improved compression spring of the utility model; Figure 1 It is the enlarged structure diagram of B in the middle.

[0017] Legend:

[0018] 1, spring body;2, butt joint block;3, mounting plate;4, mounting cavity;5, ball bearing;6, fixing buckle;7, butt joint groove;8, sealing plate;9, oil injection hole;10, protrusion;11, profiled clamping groove. DETAILED DESCRIPTION

[0019] The detailed embodiments of the utility model will be described in detail in this part, the preferred embodiment of the utility model is shown in the drawings, the role of the drawings is to supplement the description of the written part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0020] Reference Figures 1-4 The utility model discloses an improved compression spring, it includes: spring body 1, the left and right two ends of spring body 1 are fixedly connected with the docking block 2, the docking block 2 is provided with the mounting plate 3 away from spring body 1 one end, the docking block 2 and the mounting plate 3 are mutually matched, and the mounting space of spring body 1 is improved, and the work of additional auxiliary installation spring of staff is saved, the one end of mounting plate 3 is provided with the docking recess 7 close to spring body 1, and the docking block 2 is located inside the docking recess 7, and the compactness between the docking block 2 and the mounting plate 3 is improved, and the activity range of the docking block 2 is limited.

[0021] The inside of mounting plate 3 is provided with installation cavity 4, and installation cavity 4 penetrates the one side of mounting plate 3 away from docking block 2, the inside of installation cavity 4 is provided with ball bearing 5, and the one end of docking block 2 away from spring body 1 penetrates to the inside of installation cavity 4 and is connected with ball bearing 5, ball bearing 5 provides the conditions of rotation and torque relief for the spring body 1 after installation, reduces the hidden danger of torque damage compression spring, and a plurality of fixed buckles 6 are fixedly connected in the inside of installation cavity 4, ball bearing 5 is fixedly connected with mounting plate 3 through fixed buckle 6, and fixed buckle 6 improves the stability of ball bearing 5.

[0022] The one end of mounting plate 3 away from docking block 2 is provided with sealing plate 8, and sealing plate 8 completely closes installation cavity 4, sealing plate 8 improves the sealing effect of installation cavity 4, reduces the hidden danger of impurity pollution ball bearing 5, and the surface of mounting plate 3 is provided with oil injection hole 9, and the ball part of oil injection hole 9 and ball bearing 5 is distributed left and right, oil injection hole 9 improves the convenience of adding lubricant for ball bearing 5, the one side of sealing plate 8 close to mounting plate 3 is fixedly connected with protrusion 10, when using compression spring, protrusion 10 is located inside the inner shaft of ball bearing 5 and is in close contact with docking block 2, and the one end of mounting plate 3 close to mounting plate 3 is provided with a plurality of profiled clamping grooves 11, and fixed buckle 6 is located inside profiled clamping groove 11, and protrusion 10, profiled clamping groove 11 improve the stability of sealing plate 8 when acting.

[0023] Working principle: when the compression spring is used, the compression spring is installed at the designated position by the mounting plate 3, the mounting plate 3 provides a stable support point for the spring, the sliding displacement of the spring during use is reduced, when the spring installation place provides torsion force for the spring, the ball bearing 5 can effectively bear and disperse the negative effects caused by the torsion force by using the structure of the ball bearing 5, when the spring is separated from the installation place for cleaning the spring, the lubricant can be directly added to the ball bearing 5 through the oil injection hole 9, and during the installation and use of the compression spring, since the ball bearing 5 is completely isolated from the outside, the hidden danger that the impurities in the outside pollute the ball bearing 5 can be reduced, so the sealing plate 8 does not need to be removed to clean the ball bearing 5.

[0024] The embodiments of the utility model are explained in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range possessed by the ordinary skilled in the art without departing from the purpose of the utility model.

Claims

1. An improved compression spring, characterized by, Include: Spring body (1), the left and right ends of the spring body (1) are fixedly connected with butt blocks (2), the ends away from the spring body (1) of the butt blocks (2) are provided with mounting plates (3), the interiors of the mounting plates (3) are provided with mounting cavities (4), the mounting cavities (4) penetrate through the sides of the mounting plates (3) away from the butt blocks (2), the interiors of the mounting cavities (4) are provided with ball bearings (5), the ends away from the spring body (1) of the butt blocks (2) penetrate into the interiors of the mounting cavities (4) and are clamped with the ball bearings (5); The ends away from the butt blocks (2) of the mounting plates (3) are provided with sealing plates (8), the sealing plates (8) completely seal the mounting cavities (4), and the surfaces of the mounting plates (3) are provided with oil injection holes (9), the oil injection holes (9) are distributed left and right opposite to the ball parts of the ball bearings (5).

2. The improved compression spring of claim 1, wherein The ends close to the spring body (1) of the mounting plates (3) are provided with butt grooves (7), and the butt blocks (2) are located in the interiors of the butt grooves (7).

3. The improved compression spring of claim 1, wherein The interiors of the mounting cavities (4) are fixedly connected with a plurality of fixed buckles (6), and the ball bearings (5) are fixedly connected with the mounting plates (3) through the fixed buckles (6).

4. The improved compression spring of claim 1 wherein, The sides close to the mounting plates (3) of the sealing plates (8) are fixedly connected with protrusions (10), and when the compression spring is used, the protrusions (10) are located in the interiors of the inner shafts of the ball bearings (5) and are in close contact with the butt blocks (2).

5. The improved compression spring of claim 3 wherein, The ends close to the mounting plates (3) of the mounting plates (3) are provided with a plurality of profiled clamping grooves (11), and the fixed buckles (6) are located in the interiors of the profiled clamping grooves (11).

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