CN220101843U

CN220101843U - Damping coupling convenient to assemble, disassemble and adjust

Info

Publication number: CN220101843U
Application number: CN202321737518.4U
Authority: CN
Inventors: 顾京君; 周庆林
Original assignee: NANTONG ZHENKANG MACHINERY CO Ltd; Nantong Zhenkang Welding Electromachinery Co ltd
Current assignee: NANTONG ZHENKANG MACHINERY CO Ltd; Nantong Zhenkang Welding Electromachinery Co ltd
Priority date: 2023-07-04
Filing date: 2023-07-04
Publication date: 2023-11-28
Anticipated expiration: 2033-07-04

Abstract

The utility model provides a damping coupling convenient to assemble, disassemble and adjust, and relates to the technical field of transmission devices, and the damping coupling comprises a middle body and end connector bodies positioned at two ends of the middle body, wherein flanges are respectively arranged at one sides of the end connector bodies far away from the middle body, and universal joints are connected between the flanges and the end connector bodies; two ends of the intermediate body are respectively provided with a containing cavity, a mounting plate is arranged in the containing cavity, and one side of the mounting plate, which is close to the end connecting body, is provided with a damping spring which is axially arranged along the intermediate body; a yielding cavity is arranged at one side of the end connector, which is close to the intermediate body, a push plate axially sliding along the end connector is arranged in the yielding cavity, and an adjusting piece for driving the corresponding push plate to axially slide along the end connector is arranged on the end connector; the middle body is detachably connected with the end connector at the two ends of the middle body, and one end, far away from the mounting plate, of the damping spring is abutted against the corresponding push plate in a normal state. When the damping coupler is used, the damping force is convenient to adaptively adjust, and the elastic parts are convenient to disassemble, assemble and replace quickly, so that the normal use of the damping coupler is ensured.

Description

Damping coupling convenient to assemble, disassemble and adjust

Technical Field

The utility model relates to the technical field of transmission devices, in particular to a damping coupling convenient to assemble, disassemble and adjust.

Background

The coupling is a mechanical part for connecting a driving shaft and a driven shaft in different mechanisms so that they rotate together to transmit torque. The coupling is divided into a rigid coupling and a flexible coupling, wherein the rigid coupling can transmit larger torque, and the flexible coupling can alleviate part of impact and absorb part of vibration. Current flexible couplings generally employ elastomeric solid materials or parts to withstand such impact loads and generally cannot withstand the effects of heavy impact and heavy alternating loads and/or alternating torque over long periods of time. Because the transmission equipment at two ends of the coupler is fixedly installed, the coupler is difficult to be maintained and replaced quickly and conveniently, and the damping force is inconvenient to adjust and control during use.

Disclosure of Invention

The utility model aims to provide a damping coupler which is convenient to assemble, disassemble and adjust, is convenient to adaptively adjust damping force, and is convenient to assemble, disassemble and replace elastic parts quickly so as to ensure the normal use of the damping coupler.

The technical aim of the utility model is realized by the following technical scheme:

a damping coupling convenient to assemble, disassemble and adjust comprises an intermediate body and end connector bodies positioned at two ends of the intermediate body, wherein flanges are respectively arranged at one sides of the two end connector bodies far away from the intermediate body, and universal joints are connected between the flanges and the corresponding end connector bodies; two ends of the intermediate body are respectively provided with a containing cavity, a mounting plate is arranged in the containing cavity, and one side, close to the corresponding end part connecting body, of the mounting plate is provided with a damping spring axially arranged along the intermediate body; a yielding cavity is arranged at one side of the end connector, which is close to the intermediate body, a push plate axially sliding along the end connector is arranged in the yielding cavity, and an adjusting piece for driving the corresponding push plate to axially slide along the end connector is arranged on the end connector; the damping spring is characterized in that the intermediate body is detachably connected with end connectors at two ends of the intermediate body, and one end, far away from the mounting plate, of the damping spring is abutted against a corresponding push plate in a normal state.

Through adopting above-mentioned technical scheme, during the normal state, the intermediate is fixedly connected with the end connection body at both ends, and damping spring keeps away from the one end and the push pedal butt that correspond of mounting panel, and the end connection body passes through the flange that the universal joint is connected and is connected with driving shaft and the connecting axle at both ends, realizes that the driving shaft passes through damping shaft coupling drive driven shaft and its co-rotation transmission moment of torsion. When the damping force needs to be regulated, the regulating piece drives the push plate to axially slide along the end connector, so that the damping spring is locked or released, and the adaptive regulation of the damping force is rapidly realized. When the elastic force of the damping spring used for a long time of the damping coupler is reduced, the working effect cannot be guaranteed, the connecting effect of the intermediate body and the end connectors at the two ends is relieved, the intermediate body is taken down, the damping spring can be replaced without disassembling the flange and transmission equipment at the two sides of the flange, the disassembling and replacing efficiency of the damping spring is greatly improved, and therefore the normal use of the damping coupler is guaranteed.

Further, two circular arc blocks which are symmetrically arranged about the axis of the end connector and positioned in the abdication cavity are arranged at one end of the end connector, which is close to the intermediate body, and the circular arc blocks and the end connector are coaxially arranged; two ends of the intermediate body are respectively provided with two arc-shaped clamping blocks which are symmetrically arranged about the axis of the intermediate body, and the arc-shaped clamping blocks and the intermediate body are coaxially arranged; and a clamping gap matched with the arc-shaped clamping block is formed between one sides, close to each other, of the two arc-shaped blocks in the end part connecting body, and a rotary clamping groove matched with the arc-shaped clamping block is formed in each arc-shaped block.

Through adopting above-mentioned technical scheme, arc fixture block card is in the rotatory draw-in groove that corresponds the arc fixture block during the normality, and through rotatory draw-in groove spacing to the arc fixture block, realizes the fixed mounting of midbody and both ends end connector, guarantees the normal use of damping shaft coupling. When the damping spring needs to be replaced, the intermediate body is rotated, the arc-shaped clamping blocks are completely separated from the rotary clamping grooves and are positioned in the clamping gaps, the clamping connection of the arc-shaped clamping blocks and the arc-shaped clamping blocks can be released, and the intermediate body can be taken out from the position between the two end connection bodies as long as the transmission equipment on one side is moved. After the new damping spring or the intermediate is replaced, the arc-shaped clamping block is clamped into the rotary clamping groove as long as the intermediate is rotated again to reset, so that the trouble is saved conveniently.

Further, the side walls of the arc-shaped clamping blocks, which are close to the mounting plate and far away from the mounting plate, are respectively provided with an elastic buffer cushion, an elastic sealing ring is arranged between the side walls of the intermediate body and the end connecting body, which are close to each other, and sealing grooves matched with the elastic sealing ring are formed in the end parts of the intermediate body and the end connecting body.

Through adopting above-mentioned technical scheme, the elastic buffer pad can avoid arc fixture block and the adjustment that the clamping of rotatory draw-in groove influences damping force, guarantees the inseparable type of arc fixture block and rotatory draw-in groove clamping simultaneously. The elastic sealing ring is clamped in the sealing groove, so that the damping force can be conveniently adjusted, and the tightness between the intermediate body and the end connector can be ensured.

Further, a connecting column which is coaxial with the two corresponding arc-shaped clamping blocks and is used for connecting the two corresponding arc-shaped clamping blocks is arranged between the two corresponding arc-shaped clamping blocks, one end of the connecting column is arranged on the mounting plate, and the arc-shaped clamping blocks are positioned outside the accommodating cavity; the damping spring and the arc-shaped clamping block are circumferentially arranged at intervals, and one end, away from the mounting plate, of the damping spring is provided with an abutting block.

Through adopting above-mentioned technical scheme, two arc fixture blocks pass through the spliced pole and install on the mounting panel, guarantee that arc fixture block can block into rotatory draw-in groove smoothly. Damping spring and arc fixture block circumference interval set up, and damping spring one end sets up the butt piece, guarantees the homogeneity of whole damping shaft coupling damping force on the one hand, and on the other hand when the installation midbody, the butt piece contacts with the circular arc piece, and non-damping spring directly contacts with the circular arc piece, leads to damping spring distortion when avoiding the dismouting midbody, guarantees damping spring's life.

Further, one side of the push plate, which is close to the intermediate body, is provided with a push block which corresponds to the clamping gap and is matched with the abutting block, two sides of the push plate are provided with lugs, and the inner wall of the abdication cavity is provided with a guide groove which is axially arranged along the end connector and is matched with the lugs.

Through adopting above-mentioned technical scheme, utilize the cooperation of ejector pad and butt piece to realize adjusting piece drive push pedal along the compression or the loosening of damping spring of tip connector axial displacement time, avoid the push pedal to need be close to arc fixture block and circular arc fixture block, avoid influencing the dismouting of midbody. In addition, under the cooperation of lug and guide way, realize with push pedal slidable mounting at the intracavity of stepping down, and guarantee the whole gliding stability of push pedal, the driving adjustment of adjusting part to the push pedal of being convenient for.

Further, the adjusting piece comprises an adjusting shaft which is radially arranged along the end connector and is positioned and rotatably arranged in the abdication cavity, one end of the adjusting shaft extends out of the end connector, and an adjusting clamping groove is formed in the end of the adjusting shaft; the adjusting shaft is provided with an adjusting gear which is coaxial with the adjusting shaft and is positioned in the yielding cavity, and one side of the push plate, which is far away from the intermediate, is provided with an adjusting rack which is arranged along the sliding direction of the push plate and is matched with the adjusting gear.

Through adopting above-mentioned technical scheme, when needing to adjust damping force, use the instrument through adjusting draw-in groove and regulating spindle cartridge in the outside, drive adjusting axle drive adjusting gear rather than synchronous rotation, under adjusting rack and adjusting gear's meshing effect, adjusting gear drive adjusting rack drives the push pedal and follows the end connection body axial and slide to realize compressing or releasing damping spring, accomplish the adaptability adjustment to damping force.

Further, a buffer spring axially arranged along the middle body is connected between the two mounting plates, a yielding hole matched with the buffer spring is formed in the middle body, and an elastic pad is arranged on one side, close to each other, of each mounting plate.

Through adopting above-mentioned technical scheme, connect through the buffer spring who sets up in letting down downthehole between two mounting panels, the elastic cushion avoids rigid contact between mounting panel and the holding chamber diapire, realizes the elasticity buffering between two mounting panels, further improves the damping force accommodation range and the buffering effect of whole damping shaft coupling.

Further, the mounting panel lateral wall is equipped with the leading-in piece, the midbody lateral wall is equipped with and leads into the piece cooperation and along the leading-in groove that the midbody axis set up, the one end that leads into the groove to be close to the seal groove runs through midbody tip and with the seal groove intercommunication.

Through adopting above-mentioned technical scheme, under the cooperation of leading-in piece and leading-in groove, and leading-in groove and the seal groove intercommunication of midbody tip, realize dismantling slidable mounting with the mounting panel in the midbody, be convenient for pull down damping spring from the mounting panel and change, need not to change whole midbody, the low cost.

In summary, the utility model has the following beneficial effects:

1. according to the damping coupling, the intermediate body, the two end connection bodies, the flange and the universal joint are arranged, the damping spring is arranged in the intermediate body, the push plate which axially slides along the end connection bodies and the regulating piece which drives the push plate to slide are arranged in the end connection bodies, the regulating piece is used for driving the push plate to move and compress or release the damping spring, so that the damping force is convenient to adaptively regulate, the two end connection bodies are detachably connected with the intermediate body, the intermediate body is convenient to rapidly disassemble and assemble, and the damping spring is replaced, so that the normal use of the damping coupling is ensured;

2. according to the utility model, through arranging the structures such as the arc blocks, the arc clamping blocks, the clamping gaps, the rotary clamping grooves and the like, the detachable fixed installation between the intermediate body and the end connecting body is realized, the intermediate body is convenient to be quickly disassembled and assembled, and the elastic parts such as the damping springs and the like are quickly replaced once;

3. according to the utility model, the damping spring is compressed or released by arranging the adjusting piece comprising the adjusting shaft, the adjusting clamping groove, the adjusting gear, the adjusting rack and the like, so that the damping force can be quickly realized from the outside without disassembling the damping coupling.

Drawings

FIG. 1 is a schematic view of the overall structure of a damping coupling that facilitates easy adjustment and disassembly;

FIG. 2 is a cross-sectional view of a damping coupling that facilitates adjustment and disassembly;

fig. 3 is a schematic view of a part of the internal structure of a damping coupling which is convenient to assemble, disassemble and adjust.

In the figure, 1, an intermediate; 11. a receiving chamber; 12. an introduction groove; 13. a buffer spring; 14. a relief hole; 2. an end connector; 21. a relief cavity; 22. a guide groove; 23. arc blocks; 24. a rotary clamping groove; 25. clamping into the gap; 3. a flange; 31. a universal joint; 4. a mounting plate; 41. an import block; 42. an elastic pad; 43. an arc-shaped clamping block; 44. an elastic cushion pad; 45. a connecting column; 5. a damping spring; 51. an abutment block; 6. a push plate; 61. a lug; 62. a pushing block; 7. an adjusting member; 71. an adjusting shaft; 72. adjusting the clamping groove; 73. an adjusting gear; 74. adjusting the rack; 8. an elastic sealing ring; 81. and (5) sealing the groove.

Detailed Description

The utility model will be described in further detail below with reference to the drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

The utility model provides a make things convenient for damping shaft coupling of dismouting regulation, is shown as fig. 1, includes midbody 1 and the end connection body 2 that is located midbody 1 both ends, and one side that midbody 1 was kept away from to two end connection bodies 2 is equipped with flange 3 respectively, and is connected with universal joint 31 between flange 3 and the corresponding end connection body 2. In a normal state, the intermediate body 1 is fixedly connected with the end connector 2 at two ends, and the two flanges 3 are respectively connected with the driving shafts and the connecting shafts at two ends, so that the driving shafts drive the driven shafts to rotate together through the damping couplings to transmit torque. The structure and the working principle of the flange 3 and the universal joint 31 are the same as those in the prior art, and will not be repeated.

In order to quickly realize adjustment of damping force, as shown in fig. 2 and 3, two ends of the intermediate body 1 are respectively provided with a containing cavity 11, a mounting plate 4 coaxial with the containing cavity 11 is arranged in the containing cavity 11, one side of each mounting plate 4, which is close to the corresponding end connector 2, is provided with a damping spring 5 axially arranged along the intermediate body 1, and one end, which is far away from the mounting, of the damping spring 5 is provided with an abutting block 51. One side of each end connector 2, which is close to the intermediate body 1, is provided with a yielding cavity 21, a push plate 6 coaxially arranged with the end connector 2 is arranged in the yielding cavity 21, and the push plate 6 is axially and slidably arranged in the yielding cavity 21 along the end connector 2. The end connector 2 is provided with an adjusting piece 7 for driving the corresponding push plate 6 to slide along the axial direction of the end connector, one side of the push plate 6 close to the intermediate body 1 is provided with a push block 62 matched with the abutting block 51, and the abutting block 51 on the damping spring 5 is abutted with the corresponding push block 62 on the push plate 6 in a normal state.

As shown in fig. 2 and 3, in the present embodiment, lugs 61 are provided on both sides of the push plate 6, and guide grooves 22 axially provided along the end connector 2 and engaged with the lugs 61 are provided on the inner wall of the relief cavity 21, and the lugs 61 are slidably mounted in the guide grooves 22, so that the push plate 6 is slidably mounted in the relief cavity 21. The adjusting member 7 comprises an adjusting shaft 71 radially arranged along the end connector 2 and rotatably installed in the yielding cavity 21, one end of the adjusting shaft 71 extends out of the end connector 2, and the end is provided with a cross-shaped adjusting clamping groove 72. The adjusting shaft 71 is provided with an adjusting gear 73 coaxial with the adjusting shaft and positioned in the yielding cavity 21, and one side of the push plate 6 away from the intermediate body 1 is provided with an adjusting rack 74 which is arranged along the sliding direction of the push plate and is matched with the adjusting gear 73.

As shown in fig. 2 and 3, when the damping force needs to be adjusted, a tool clamped with the adjusting shaft 71 through the adjusting clamping groove 72 is used outside, the adjusting shaft 71 is driven to drive the adjusting gear 73 to rotate synchronously with the adjusting gear, under the meshing action of the adjusting rack 74 and the adjusting gear 73, the adjusting gear 73 drives the adjusting rack 74 to drive the push plate 6 to slide along the end connector 2 axially, namely, the push block 62 compresses the damping spring 5 by pushing the abutting block 51, or the push block 62 is far away from the abutting block 51, the damping spring 5 stretches and loosens under the action of self elasticity, and the adaptive adjustment of the damping force is completed.

As shown in fig. 1 and 2, an elastic sealing ring 8 is disposed between the side walls of the intermediate body 1 and the end connector 2, and sealing grooves 81 matched with the elastic sealing ring 8 are disposed at the ends of the intermediate body 1 and the end connector 2. Sealing between the intermediate body 1 and the end connector 2 is realized by utilizing the elastic sealing ring 8, buffering between the intermediate body 1 and the end connector 2 is realized, and the service life is prolonged.

As shown in fig. 2 and 3, in order to realize the detachable installation between the intermediate body 1 and the end connector 2, two circular arc blocks 23 symmetrically arranged about the axis of the end connector 2 and positioned in the abdication cavity 21 are arranged at one end of the end connector 2 near the intermediate body 1, the circular arc blocks 23 are coaxially arranged with the end connector 2, and a clamping gap 25 is formed between one sides of the two circular arc blocks 23 near each other. Two arc clamping blocks 43 which are symmetrically arranged about the axis are respectively arranged at two ends of the intermediate body 1, the arc clamping blocks 43 and the intermediate body 1 are coaxially arranged, a connecting column 45 which is coaxial with the arc clamping blocks and is connected with the arc clamping blocks is arranged between the arc clamping blocks, one end, far away from the arc clamping blocks 43, of the connecting column 45 is connected with the corresponding mounting plate 4, and the arc clamping blocks 43 are positioned outside the accommodating cavity 11. The clamping gap 25 can be used for the arc-shaped clamping block 43 to pass through, the arc-shaped block 23 is provided with a rotary clamping groove 24 matched with the arc-shaped clamping block 43, and the side walls of the arc-shaped clamping block 43, which are close to the mounting plate 4 and far away from the mounting plate 4, are respectively provided with an elastic buffer pad 44.

As shown in fig. 2 and 3, in the normal state, the arc-shaped clamping blocks 43 are clamped in the rotary clamping grooves 24 corresponding to the arc-shaped clamping blocks 43, and the fixed installation of the intermediate body 1 and the two end connection bodies 2 is realized by limiting the arc-shaped clamping blocks 43 through the rotary clamping grooves 24, so that the normal use of the damping coupling is ensured, and the elastic buffer cushion 44 avoids affecting the adjustment of the adjusting piece 7 on the damping spring 5. When the damping spring 5 needs to be replaced, the intermediate body 1 is rotated, the arc-shaped clamping block 43 is completely separated from the rotary clamping groove 24 and is positioned in the clamping gap 25, the clamping connection of the arc-shaped clamping block 43 and the arc-shaped clamping block can be released, and the intermediate body 1 can be taken out from the position between the two end connection bodies 2 only by moving the transmission equipment on one side. After the new damping spring 5 or the intermediate body 1 is replaced, the intermediate body 1 is rotated again to reset, so that the arc-shaped clamping blocks 43 are clamped into the rotary clamping grooves 24, and the convenience and trouble saving are realized.

As shown in fig. 2 and 3, two damping springs 5 are provided in this embodiment, and are circumferentially spaced from the arc-shaped clamping blocks 43 on the outer periphery of the connecting column 45, so as to ensure uniformity of damping force when the whole damping coupling is used. In addition, the arc-shaped clamping blocks 43 and the arc-shaped blocks 23 are reasonably and moderately designed, so that the damping springs 5 and the abutting blocks 51 cannot interfere with the arc-shaped blocks 23 when the arc-shaped clamping blocks 43 are completely separated from the rotary clamping grooves 24.

In this embodiment, in order to further improve the damping effect of the whole damping coupling, as shown in fig. 2 and 3, the side wall of the mounting plate 4 is provided with an introduction block 41, the side wall of the intermediate body 1 is provided with an introduction groove 12 which is matched with the introduction block 41 and is arranged along the axis of the intermediate body 1, and one end of the introduction groove 12, which is close to the sealing groove 81, penetrates through the end of the intermediate body 1 and is communicated with the sealing groove 81. The guide block 41 is slidably mounted in the guide groove 12, so that the mounting plate 4 is slidably mounted in the accommodating chamber 11. Wherein, a plurality of buffer springs 13 arranged along the axial direction of the intermediate body 1 are connected between the two mounting plates 4, and the buffer springs 13 are arranged in a circumferential array; a relief hole 14 is provided in the intermediate body 1 to cooperate with the buffer spring 13, and an elastic pad 42 is provided on one side of the two mounting plates 4 adjacent to each other.

As shown in fig. 2 and 3, the damping force adjusting range and the damping effect of the whole damping coupler are further improved by utilizing the cooperation of the plurality of damping springs 13 and the elastic pad 42, and the sliding installation of the mounting plate 4 is convenient for removing the whole damping coupler, so that the elastic parts such as the damping springs 5 and the damping springs 13 are replaced, the whole intermediate 1 is not required to be replaced, and the cost is reduced.

The working principle and the using method of the utility model are as follows:

in normal state, the arc clamping block 43 is clamped in the rotary clamping groove 24 corresponding to the arc clamping block 43, and the fixed mounting connection between the intermediate body 1 and the two end connecting bodies 2 is realized through limiting the arc clamping block 43 by the rotary clamping groove 24, and the abutting block 51 on the damping spring 5 abuts against the corresponding pushing block 62 on the push plate 6. The two flanges 3 are respectively connected with the driving shafts and the connecting shafts at the two ends, so that the driving shafts drive the driven shafts to rotate together with the driven shafts through damping couplings to transmit torque. The damping spring 5, the elastic buffer cushion 44, the elastic sealing ring 8, the buffer spring 13, the elastic cushion 42 and the like are matched together to realize the buffering and vibration absorption of the whole damping coupler.

When the damping force needs to be adjusted, a tool clamped with the adjusting shaft 71 through the adjusting clamping groove 72 is used outside, the adjusting shaft 71 is driven to drive the adjusting gear 73 to rotate synchronously with the adjusting gear, under the meshing action of the adjusting gear 74 and the adjusting gear 73, the adjusting gear 73 drives the adjusting gear 74 to drive the push plate 6 to axially slide along the end connecting body 2, namely, the push block 62 compresses the damping spring 5 by pushing the abutting block 51, or the push block 62 is far away from the abutting block 51 and the damping spring 5 stretches and loosens under the action of self elasticity, and the adaptive adjustment of the damping force is completed.

When elastic parts such as the damping spring 5 and the buffer spring 13 need to be replaced, the intermediate body 1 is rotated, so that the arc-shaped clamping block 43 is completely separated from the rotary clamping groove 24 and is positioned in the clamping gap 25, the clamping connection of the arc-shaped clamping block 43 and the arc-shaped clamping block can be released, and the intermediate body 1 can be taken out from the position between the two end connection bodies 2 as long as the transmission equipment on one side is moved. After the new elastic component or intermediate 1 is replaced, the intermediate 1 is rotated again to reset, so that the arc-shaped clamping block 43 is clamped into the rotating clamping groove 24.

While the foregoing description illustrates and describes the preferred embodiments of the present utility model, as noted above, it is to be understood that the utility model is not limited to the forms disclosed herein but is not to be construed as excluding other embodiments, and that various other combinations, modifications and environments are possible and may be made within the scope of the inventive concepts described herein, either by way of the foregoing teachings or by those of skill or knowledge of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims

1. Make things convenient for damping shaft coupling of dismouting regulation, its characterized in that: the novel universal joint comprises an intermediate body (1) and end connector bodies (2) positioned at two ends of the intermediate body (1), wherein flanges (3) are respectively arranged at one sides of the two end connector bodies (2) far away from the intermediate body (1), and universal joints (31) are connected between the flanges (3) and the corresponding end connector bodies (2); two ends of the intermediate body (1) are respectively provided with a containing cavity (11), a mounting plate (4) is arranged in the containing cavity (11), and one side, close to the corresponding end part connecting body (2), of the mounting plate (4) is provided with a damping spring (5) axially arranged along the intermediate body (1); a yielding cavity (21) is formed in one side, close to the intermediate body (1), of the end connector (2), a pushing plate (6) axially sliding along the end connector (2) is arranged in the yielding cavity (21), and an adjusting piece (7) for driving the corresponding pushing plate (6) to axially slide along the end connector (2) is arranged on the end connector; the damping spring is characterized in that the intermediate body (1) is detachably connected with end connectors (2) at two ends of the intermediate body, and one end, far away from the mounting plate (4), of the damping spring (5) is abutted against a corresponding push plate (6) in a normal state.

2. The damping coupling convenient to disassemble and assemble for adjustment according to claim 1, wherein: two circular arc blocks (23) which are symmetrically arranged about the axis of the end connector (2) and positioned in the abdication cavity (21) are arranged at one end of the end connector (2) close to the intermediate body (1), and the circular arc blocks (23) and the end connector (2) are coaxially arranged; two ends of the intermediate body (1) are respectively provided with two arc-shaped clamping blocks (43) which are symmetrically arranged about the axis of the intermediate body, and the arc-shaped clamping blocks (43) and the intermediate body (1) are coaxially arranged; a clamping gap (25) matched with an arc clamping block (43) is formed between one sides, close to each other, of two arc blocks (23) in each end part connecting body (2), and a rotary clamping groove (24) matched with the arc clamping block (43) is formed in each arc block (23).

3. The damping coupling convenient to disassemble and assemble for adjustment according to claim 2, wherein: the arc fixture block (43) is close to mounting panel (4) and keeps away from lateral wall of mounting panel (4) and is equipped with elasticity blotter (44) respectively, be equipped with elastic sealing washer (8) between lateral wall that midbody (1) and end connector (2) are close to each other, just midbody (1) and end connector (2) tip be equipped with elastic sealing washer (8) complex seal groove (81).

4. A damping coupling for easy disassembly and adjustment according to claim 2 or 3, characterized in that: a connecting column (45) which is coaxial with the two corresponding arc-shaped clamping blocks (43) and is used for connecting the two corresponding arc-shaped clamping blocks is arranged between the two corresponding arc-shaped clamping blocks, one end of the connecting column (45) is arranged on the mounting plate (4), and the arc-shaped clamping blocks (43) are positioned outside the accommodating cavity (11); the damping spring (5) and the arc-shaped clamping blocks (43) are circumferentially arranged at intervals, and an abutting block (51) is arranged at one end, far away from the mounting plate (4), of the damping spring (5).

5. The damping coupling convenient to disassemble and assemble for adjustment according to claim 4, wherein: one side of the push plate (6) close to the intermediate body (1) is provided with a push block (62) corresponding to the clamping gap (25) and matched with the abutting block (51), two sides of the push plate (6) are provided with lugs (61), and the inner wall of the abdication cavity (21) is provided with a guide groove (22) axially arranged along the end connector (2) and matched with the lugs (61).

6. The damping coupling convenient to disassemble and assemble for adjustment according to claim 5, wherein: the adjusting piece (7) comprises an adjusting shaft (71) which is radially arranged along the end connector (2) and is positioned and rotatably arranged in the abdication cavity (21), one end of the adjusting shaft (71) extends out of the end connector (2), and an adjusting clamping groove (72) is formed in the end of the adjusting shaft; the adjusting shaft (71) is provided with an adjusting gear (73) which is coaxial with the adjusting shaft and is positioned in the yielding cavity (21), and one side of the push plate (6) away from the intermediate body (1) is provided with an adjusting rack (74) which is arranged along the sliding direction of the push plate and is matched with the adjusting gear (73).

7. A damping coupling for easy disassembly and adjustment as set forth in claim 3, wherein: buffer springs (13) axially arranged along the intermediate body (1) are connected between the two mounting plates (4), yielding holes (14) matched with the buffer springs (13) are formed in the intermediate body (1), and elastic pads (42) are arranged on one sides, close to each other, of the two mounting plates (4).

8. The damping coupling convenient to disassemble and assemble for adjustment according to claim 7, wherein: the side wall of the mounting plate (4) is provided with an introduction block (41), the side wall of the intermediate body (1) is provided with an introduction groove (12) which is matched with the introduction block (41) and is arranged along the axis of the intermediate body (1), and one end of the introduction groove (12) close to the sealing groove (81) penetrates through the end part of the intermediate body (1) and is communicated with the sealing groove (81).