Spring buffer convenient to disassemble and replace

Abstract

The utility model relates to the technical field of buffers, and discloses a spring buffer convenient to disassemble and replace, which comprises a base, the top of the base is fixedly provided with a shell through a connecting mechanism, and the inner surface of the shell is fixedly provided with a positioning mechanism; and the connecting mechanism comprises a clamping assembly, the clamping assembly comprises a connecting box, the bottom of the connecting box is fixedly connected with the top of the base, a clamping groove is formed in the inner surface of the connecting box, clamping frames are installed on the inner surface of the clamping groove in a clamped mode, and the opposite sides of the two clamping frames are fixedly connected with the outer surface of the shell. According to the spring buffer convenient to disassemble and replace, a pressure spring is placed in the base, the shell sleeves the pressure spring, the clamping frame is inserted into the connecting box and then is extruded downwards, and the clamping frame deforms and bends along the guide block and the top frame, so that the clamping frame is clamped with the clamping groove, and a second connecting flange on the shell is aligned with a hole of a first connecting flange; and then, the bolt is used for fixing.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of buffer, especially a spring buffer convenient to disassemble and replace. BACKGROUND

[0002] In traditional mechanical systems, impact and vibration can adversely affect equipment life and stability. Early buffering methods mainly rely on rigid collision or friction damping, but there are problems such as large energy loss and limited buffering effect. Spring buffers emerge as the times require, which convert impact kinetic energy into elastic potential energy and gradually release it, thereby effectively reducing impact force and vibration. With the development of material science and mechanics theory, spring buffers are continuously improved in structure optimization, durability and adaptability, and are widely used in vehicle suspension, industrial machinery, building shock absorption and other fields.

[0003] Publication No.: CN221628707U, a spring buffer, relates to the field of buffers, comprising a base, a housing is arranged above the base, a spring body is arranged in the housing, and a fixing assembly is symmetrically arranged on both sides of the housing. When the spring body needs to be replaced, the fixing bolts are unscrewed, then the housing is pulled out upward, and the bottom plate is pulled out from the limiting block. At this time, the bottom plate of the new spring body is inserted into the limiting block, the second fixing strips on both sides of the housing are aligned with the first fixing strip, the first fixing strip is inserted between the two second fixing strips, the housing is inserted to the bottom, and the fixing bolts are screwed back. The spring body can be quickly replaced, which is convenient for replacing the spring body when it is aging and more convenient to use.

[0004] The patent uses fixing bolts to quickly disassemble and install the housing. Since the spring has a certain extrusion elastic force before installation, and the hardness of this kind of spring is strong, it is necessary to exert a lot of force downward to compress the spring by a certain distance when installing the housing, so that the fixed strips of the housing are connected together by the fixing bolts. Therefore, a spring buffer that can be quickly and conveniently disassembled is needed. SUMMARY

[0005] In view of the above problems that a certain amount of force is needed to align the fixed strips of the spring housing with the fixed strips of the base when installing the spring, and the spring may shake and deform during compression, the utility model is proposed.

[0006] Therefore, the utility model aims to provide a spring buffer convenient to disassemble and replace, which aims to quickly align the spring housing with the holes of the base, and to conveniently and quickly fix the fixing bolts together while ensuring stability during spring compression.

[0007] To solve the above technical problems, the utility model provides technical scheme as follows: A spring buffer convenient to dismount and replace, including base, the top of base is fixedly installed with shell through connecting mechanism, the inner surface of shell is fixedly installed with positioning mechanism,

[0008] The connecting mechanism includes clamping assembly, the clamping assembly includes connecting box, the bottom of connecting box is fixedly connected with the top of base, the inner surface of connecting box is provided with clamping groove, the inner surface of clamping groove is connected with clamping frame, and the opposite side of two clamping frames is fixedly connected with the outer surface of shell.

[0009] As a preferred scheme of the spring buffer convenient to dismount and replace, wherein: the clamping assembly further includes guide block, the bottom of guide block is slidably installed with top frame, the inner surface of top frame is rotatably installed with top rod, and the end of two top rods away from each other is fixedly installed with rotating block.

[0010] As a preferred scheme of the spring buffer convenient to dismount and replace, wherein: the outer surface of guide block is fixedly connected with the inner surface of connecting box, and the outer surface of top rod is screwly connected with the inner surface of connecting box.

[0011] As a preferred scheme of the spring buffer convenient to dismount and replace, wherein: the connecting mechanism further includes No. 1 connecting flange, the bottom of No. 1 connecting flange is fixedly connected with the top of base, the inner surface of No. 1 connecting flange is fixedly installed with No. 2 connecting flange through bolt, and the opposite side of two No. 2 connecting flanges is fixedly connected with the outer surface of shell.

[0012] As a preferred scheme of the spring buffer convenient to dismount and replace, wherein: the positioning mechanism includes positioning frame, the bottom of positioning frame is fixedly connected with the top of base, and the top of positioning frame penetrates through shell and extends to the outside of shell.

[0013] As a preferred scheme of the spring buffer convenient to dismount and replace, wherein: the positioning mechanism further includes top plate, the outer surface of top plate is slidably connected with the inner surface of shell, the inner surface of top plate is slidably connected with the outer surface of positioning frame, the top of top plate is fixedly installed with piston rod, and the top end of piston rod penetrates through shell and extends to the outside of shell.

[0014] As a preferred scheme of the spring buffer convenient to dismount and replace, wherein: the positioning mechanism further includes pressure spring, the inner surface of pressure spring is sleeved with the outer surface of positioning frame, one end of pressure spring is fixedly connected with the top of base, and the other end of pressure spring is fixedly connected with the bottom of top plate.

[0015] Compared with the prior art, the utility model has at least the following beneficial effects:

[0016] 1, the utility model discloses a convenient and quick dismounting installation's design to spring buffer, through the cooperation of base and connecting box and shell and card frame, the cooperation of card frame and card slot and guide block and top frame, the cooperation of top frame and top rod and swivel block, to reach when installing spring shell, fixed fast, the design of convenient and quick fixation after the compression of pressure spring, avoid when installing shell spring, need to continuously extrude shell to bolt together, realized when spring buffer installation, save labor.

[0017] 2, the utility model discloses the design of reducing the shaking deformation when spring compression in spring buffer, through the cooperation of base and positioning frame and top plate and piston rod, to reach when the compression of pressure spring, deformation control between shell and positioning frame, reduce the effect of deformation when compression spring compression. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is whole structure schematic diagram of spring buffer convenient to dismount of the utility model;

[0019] Figure 2 It is sectional structure schematic diagram of base and shell of spring buffer convenient to dismount of the utility model;

[0020] Figure 3 It is three-dimensional structure schematic diagram of top plate and piston rod of spring buffer convenient to dismount of the utility model;

[0021] Figure 4 It is the structure schematic diagram of spring buffer convenient to dismount of the utility model; Figure 2 It is the structure schematic diagram of spring buffer convenient to dismount of the utility model;

[0022] BRIEF DESCRIPTION OF DRAWINGS

[0023] 1, base;2, connecting mechanism;21, clamping assembly;211, connecting box;212, card slot;213, card frame;214, guide block;215, top frame;216, top rod;217, swivel block;22, one connection flange;23, bolt;24, two connection flanges;3, shell;4, positioning mechanism;41, positioning frame;42, top plate;43, piston rod;44, pressure spring. DETAILED DESCRIPTION

[0024] In order to make the above-mentioned purpose, features and advantages of the utility model more obvious and easy to understand, the specific embodiment of the utility model is explained in detail below with the drawings of the specification.

[0025] Example 1

[0026] Refer toFigure 1 、 Figure 2 and Figure 4 , the utility model discloses a first embodiment, provide a kind of spring buffer convenient to disassemble and replace, this spring buffer convenient to disassemble and replace includes base 1, the top of base 1 is fixedly installed with shell 3 by connecting mechanism 2, the inner surface of shell 3 is fixedly installed with positioning mechanism 4;

[0027] Connecting mechanism 2 includes clamping assembly 21, clamping assembly 21 includes connecting box 211, the bottom of connecting box 211 is fixedly connected with the top of base 1, the inner surface of connecting box 211 is provided with clamping groove 212, and the inner surface of clamping groove 212 is clampedly installed with clamping frame 213, and the opposite side of the two clamping frames 213 is fixedly connected with the outer surface of shell 3.

[0028] Clamping assembly 21 further includes guide block 214, the bottom of guide block 214 is slidably installed with top frame 215, and the inner surface of top frame 215 is rotatably installed with top rod 216. The end of the two top rods 216 away from each other is fixedly installed with rotating block 217.

[0029] The outer surface of guide block 214 is fixedly connected with the inner surface of connecting box 211, and the outer surface of top rod 216 is threadedly connected with the inner surface of connecting box 211.

[0030] Connecting mechanism 2 further includes No. 1 connecting flange 22, the bottom of No. 1 connecting flange 22 is fixedly connected with the top of base 1, and the inner surface of No. 1 connecting flange 22 is fixedly installed with No. 2 connecting flange 24 by bolt 23. The opposite side of the two No. 2 connecting flanges 24 is fixedly connected with the outer surface of shell 3.

[0031] During use, the pressure spring 44 is placed in the base 1, the shell 3 is sleeved on the pressure spring 44, the clamping frame 213 is inserted into the connecting box 211, then it is extruded downward, the clamping frame 213 is deformed and bent along the guide block 214 and the top frame 215, the clamping frame 213 is clamped with the clamping groove 212, the No. 2 connecting flange 24 on the shell 3 is aligned with the hole of the No. 1 connecting flange 22, then the bolt 23 is used to fix it, when disassembling, the user first removes the bolt 23, then rotates the rotating block 217, the rotating block 217 drives the top frame 215 to move outward through the top rod 216, so that the clamping frame 213 and the clamping groove 212 are disconnected.

[0032] Embodiment 2

[0033] Referring to Figure 2 and Figure 3 , the utility model discloses a second embodiment, and the difference between this embodiment and the first embodiment is that: the positioning mechanism 4 includes positioning frame 41, the bottom of positioning frame 41 is fixedly connected with the top of base 1, and the top of positioning frame 41 penetrates through shell 3 and extends to the outside of shell 3.

[0034] The positioning mechanism 4 further comprises a top plate 42, an outer surface of the top plate 42 is in sliding connection with an inner surface of the shell 3, an inner surface of the top plate 42 is in sliding connection with an outer surface of the positioning frame 41, a piston rod 43 is fixedly installed on a top portion of the top plate 42, and a top end of the piston rod 43 penetrates through the shell 3 and extends to an outside of the shell 3.

[0035] The positioning mechanism 4 further comprises a compression spring 44, an inner surface of the compression spring 44 is sleeved with the outer surface of the positioning frame 41, one end of the compression spring 44 is fixedly connected with a top portion of the base 1, and the other end of the compression spring 44 is fixedly connected with a bottom portion of the top plate 42.

[0036] In use, the spring buffer, in use, the piston rod 43 drives the top plate 42 to move downward, the compression spring 44 is extruded downward, is limited by the positioning frame 41, and the compression spring 44 is deformed within a certain range, so that the use of the compression spring 44 is not affected.

[0037] The rest of the structure is the same as that of the structure of the first embodiment.

[0038] In combination with the first and second embodiments, the working principle of the utility model is as follows: the user first puts the compression spring 44 into the base 1, the shell 3 is sleeved with the compression spring 44, the clamping frame 213 is inserted into the connecting box 211, then is extruded downward, the clamping frame 213 is deformed and bent along the guide block 214 and the top frame 215, the clamping frame 213 is clamped with the clamping groove 212, the second connecting flange 24 on the shell 3 is aligned with the hole of the first connecting flange 22, then the bolt 23 is fixed, when disassembled, the user first dismounts the bolt 23, then rotates the rotating block 217, the rotating block 217 drives the top frame 215 to move outward through the top rod 216, the clamping frame 213 is disengaged from the clamping state with the clamping groove 212, the spring buffer, in use, the piston rod 43 drives the top plate 42 to move downward, the compression spring 44 is extruded downward, is limited by the positioning frame 41, and the compression spring 44 is deformed within a certain range, so that the use of the compression spring 44 is not affected.

[0039] It should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model and not to limit, although the utility model is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the utility model can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the utility model, and all should be covered in the claim range of the utility model.

Claims

1. A spring damper with easy replacement, comprising a base (1), characterized in that: The top of the base (1) is fixedly installed with a shell (3) through a connecting mechanism (2), and the inner surface of the shell (3) is fixedly installed with a positioning mechanism (4); The connecting mechanism (2) comprises a clamping assembly (21), the clamping assembly (21) comprises a connecting box (211), the bottom of the connecting box (211) is fixedly connected with the top of the base (1), the inner surface of the connecting box (211) is provided with a clamping groove (212), and the inner surface of the clamping groove (212) is clamped and installed with a clamping frame (213); and the opposite sides of the two clamping frames (213) are fixedly connected with the outer surface of the shell (3).

2. The easy replacement spring bumper of claim 1, wherein: The clamping assembly (21) further comprises a guide block (214), the bottom of the guide block (214) is slidingly installed with a top frame (215), and the inner surface of the top frame (215) is rotatably installed with a top rod (216); and the opposite ends of the two top rods (216) are fixedly installed with a rotating block (217).

3. The easy replacement spring bumper of claim 2, wherein: The outer surface of the guide block (214) is fixedly connected with the inner surface of the connecting box (211), and the outer surface of the top rod (216) is screwedly connected with the inner surface of the connecting box (211).

4. The easy replacement spring bumper of claim 1, wherein: The connecting mechanism (2) further comprises a first connecting flange (22), the bottom of the first connecting flange (22) is fixedly connected with the top of the base (1), the inner surface of the first connecting flange (22) is fixedly installed with a second connecting flange (24) through bolts (23), and the opposite sides of the two second connecting flanges (24) are fixedly connected with the outer surface of the shell (3).

5. The easy replacement spring bumper of claim 1, wherein: The positioning mechanism (4) comprises a positioning frame (41), the bottom of the positioning frame (41) is fixedly connected with the top of the base (1), and the top of the positioning frame (41) penetrates through the shell (3) and extends to the outside of the shell (3).

6. The easy replacement spring bumper of claim 1, wherein: The positioning mechanism (4) further comprises a top plate (42), the outer surface of the top plate (42) is slidingly connected with the inner surface of the shell (3), the inner surface of the top plate (42) is slidingly connected with the outer surface of the positioning frame (41), the top of the top plate (42) is fixedly installed with a piston rod (43), and the top end of the piston rod (43) penetrates through the shell (3) and extends to the outside of the shell (3).

7. The easy replacement spring bumper of claim 1, wherein: The positioning mechanism (4) further comprises a pressure spring (44), the inner surface of the pressure spring (44) is sleeved with the outer surface of the positioning frame (41), one end of the pressure spring (44) is fixedly connected with the top of the base (1), and the other end of the pressure spring (44) is fixedly connected with the bottom of the top plate (42).

Images