阅读说明：本技术 一种受压缓冲复位装置 (Compression buffering resetting device ) 是由 陈华安 周苗 何存 于 2020-08-11 设计创作，主要内容包括：本发明公开了一种受压缓冲复位装置,包括相对设置的压板和底板,压板和底板之间设置有滑动板和弹性组件,压板设置在底板的正上方,滑动板的一端与底板铰接,另一端与压板滑动连接,并能够沿压板的一侧方向滑动；弹性组件包括若干呈行列设置的弹性圈,若干弹性圈的尺寸随远离压板而减小,弹性圈内设置有多个支撑杆,支撑杆包括同轴设置的连接部和弹性部,弹性部设置在两连接部之间,弹性部包括由内到外依次套接的第一压簧、第一筒体、第二压簧、第二筒体以及第一传动杆、第二传动杆。本发明适用于各类设备的缓冲自复位,能够对外力实现精准反应,通过行列设置的弹性圈实现全面、稳定地支撑,从而达到缓冲、复位的稳定全面实现。(The invention discloses a pressed buffering reset device, which comprises a pressing plate and a bottom plate which are oppositely arranged, wherein a sliding plate and an elastic component are arranged between the pressing plate and the bottom plate; the elastic assembly comprises a plurality of elastic rings arranged in rows and columns, the size of the elastic rings is reduced along with the distance from the pressing plate, a plurality of supporting rods are arranged in the elastic rings, the supporting rods comprise connecting portions and elastic portions which are coaxially arranged, the elastic portions are arranged between the two connecting portions, and each elastic portion comprises a first pressure spring, a first barrel body, a second pressure spring, a second barrel body, a first transmission rod and a second transmission rod which are sequentially sleeved from inside to outside. The buffer self-resetting device is suitable for buffer self-resetting of various devices, can realize accurate response to external force, and realizes comprehensive and stable support through the elastic rings arranged in rows and columns, so that stable and comprehensive realization of buffer and resetting is realized.)

1. A compression buffering reset device is characterized by comprising a pressure plate and a bottom plate which are oppositely arranged, a sliding plate and an elastic component are arranged between the pressure plate and the bottom plate,

the pressing plate is arranged right above the bottom plate, one end of the sliding plate is hinged with the bottom plate, and the other end of the sliding plate is connected with the pressing plate in a sliding mode and can slide along one side direction of the pressing plate;

elastic component includes a plurality of elastic rings that are the ranks setting, and is a plurality of the size of elastic ring is along with keeping away from the clamp plate reduces, be provided with a plurality of bracing pieces in the elastic ring, the bracing piece includes connecting portion and the elasticity portion of coaxial setting, elasticity portion sets up two between the connecting portion, elasticity portion includes first pressure spring, first barrel, second pressure spring, second barrel and first transfer line, the second transfer line that cup joints in proper order outside to by interior, the both ends of first transfer line respectively with first pressure spring, correspond connecting portion connect, the both ends of second transfer line respectively with the second pressure spring, correspond connecting portion connect.

2. The compression buffering reset device of claim 1, wherein the inner wall of the elastic ring is provided with a sliding rail, and one end of the support rod is slidably connected with the sliding rail.

3. The compression buffering reset device of claim 1, wherein the elastic coefficient of the first compression spring is different from the elastic coefficient of the second compression spring.

4. The compressed buffer resetting device according to claim 1, wherein the first compressed spring is selected from a first compressed spring group, the second compressed spring is selected from a second compressed spring group, and the first compressed spring group and the second compressed spring group respectively comprise at least three compressed springs with different elastic coefficients.

5. The compression buffering reset device of claim 1 wherein the planes of the elastic rings in adjacent columns or adjacent rows are crossed by 90 °.

6. The pressed buffering and resetting device as claimed in claim 1, wherein three support rods are arranged in the elastic ring, one ends of the three support rods are connected with each other, two adjacent support rods are 120 °, and the other ends are connected with the elastic ring.

7. The pressed buffering and resetting device as claimed in claim 1, wherein four supporting rods are arranged in the elastic ring, one ends of the four supporting rods are connected with each other, two adjacent supporting rods are 90 °, and the other ends of the four supporting rods are connected with the elastic ring.

8. The compression buffering reset device as claimed in claim 1, wherein a mounting block is disposed at the center of the elastic ring, and one end of each of the support rods is rotatably connected to the mounting block.

9. The compression buffering reset device of claim 1, wherein an abutting piece is arranged between the first transmission rod and the first compression spring, and the abutting piece can move in the first cylinder.

10. The compression buffer resetting device according to claim 1, wherein an abutting ring is arranged between the second transmission rod and the second compression spring, and the abutting ring can move in a gap formed by the first cylinder and the second cylinder.

Technical Field

The invention relates to the technical field of machinery, in particular to an automatic reset mechanical structure, and particularly relates to a compression buffering reset device.

Background

All need use buffering resetting means in a lot of equipment to weaken external force to the inside impact force of equipment, and make the mechanical parts who bears effort in the certain limit can the automatic recovery normal position, thereby protection mechanical parts, and do benefit to repetitive operation, the energy saving, but present buffering resetting means structure is comparatively simple, generally only adopts as a spring, and the elastic buffer through the spring resets, but single spring remains to improve to the reaction sensitivity of effort, consequently, to above-mentioned problem, it is necessary to propose further solution.

Disclosure of Invention

The invention aims to provide a compression buffering reset device to overcome the defects in the prior art.

In order to solve the technical problems, the technical scheme of the invention is as follows:

a compression buffering reset device comprises a pressure plate and a bottom plate which are oppositely arranged, a sliding plate and an elastic component are arranged between the pressure plate and the bottom plate,

the pressing plate is arranged right above the bottom plate, one end of the sliding plate is hinged with the bottom plate, and the other end of the sliding plate is connected with the pressing plate in a sliding mode and can slide along one side direction of the pressing plate;

elastic component includes a plurality of elastic rings that are the ranks setting, and is a plurality of the size of elastic ring is along with keeping away from the clamp plate reduces, be provided with a plurality of bracing pieces in the elastic ring, the bracing piece includes connecting portion and the elasticity portion of coaxial setting, elasticity portion sets up two between the connecting portion, elasticity portion includes first pressure spring, first barrel, second pressure spring, second barrel and first transfer line, the second transfer line that cup joints in proper order outside to by interior, the both ends of first transfer line respectively with first pressure spring, correspond connecting portion connect, the both ends of second transfer line respectively with the second pressure spring, correspond connecting portion connect.

In a preferred embodiment of the present invention, the inner wall of the elastic ring is provided with a slide rail, and one end of the support rod is slidably connected to the slide rail.

In a preferred embodiment of the invention, the first compression spring has a different spring constant than the second compression spring.

In a preferred embodiment of the invention, the first compression spring is selected from a first compression spring group, the second compression spring is selected from a second compression spring group, and the first compression spring group and the second compression spring group respectively comprise at least three compression springs with different elastic coefficients.

In a preferred embodiment of the present invention, the planes of the elastic loops in adjacent columns or adjacent rows are crossed by 90 °.

In a preferred embodiment of the invention, three support rods are arranged in the elastic ring, one ends of the three support rods are connected with each other, two adjacent support rods are 120 degrees, and the other ends of the three support rods are connected with the elastic ring.

In a preferred embodiment of the present invention, four support rods are disposed in the elastic ring, one ends of the four support rods are connected to each other, and two adjacent support rods are 90 ° and the other ends are connected to the elastic ring.

In a preferred embodiment of the present invention, a mounting block is disposed at the center of the elastic ring, and one end of each of the plurality of support rods is rotatably connected to the mounting block.

In a preferred embodiment of the present invention, an abutting piece is disposed between the first transmission rod and the first compression spring, and the abutting piece is capable of moving in the first cylinder.

In a preferred embodiment of the present invention, an abutting ring is disposed between the second transmission rod and the second compression spring, and the abutting ring is capable of moving in a gap formed between the first cylinder and the second cylinder.

In a preferred embodiment of the present invention, the first cylinder and the second cylinder are integrally formed.

In a preferred embodiment of the present invention, the support rods are arranged along a radial direction of the elastic ring.

In a preferred embodiment of the present invention, the elastic ring is made of a metal material.

In a preferred embodiment of the present invention, the elastic ring is provided with a rubber ring at the periphery thereof.

In a preferred embodiment of the present invention, the elastic part further includes a first guide member disposed between an outer circumference of the abutting piece and an inner wall of the first cylinder.

In a preferred embodiment of the present invention, the elastic portion further includes a second guiding component, and the second guiding component is disposed between an outer periphery of the abutting ring and an inner wall of the second cylinder, and/or between an inner periphery of the abutting ring and an outer wall of the first cylinder.

In a preferred embodiment of the present invention, the first guide assembly and the second guide assembly each include a guide block and a mating guide slot.

In a preferred embodiment of the present invention, a protective sleeve is disposed outside the elastic portion, and the protective sleeve is sleeved with the connecting portion.

Compared with the prior art, the invention has the beneficial effects that:

(1) the buffer self-resetting device is suitable for buffer self-resetting of various devices, can realize accurate response to external force, and realizes comprehensive and stable support through the elastic rings arranged in rows and columns, so that stable and comprehensive realization of buffer and resetting is realized.

(2) According to the invention, the elastic assembly arranged between the bottom plate and the sliding plate realizes accurate reaction to external acting force, primary buffering reset is realized through the elasticity of the elastic ring, secondary buffering reset is realized through the sliding connection between the sliding rail at the inner side of the elastic ring and the supporting rod, and tertiary buffering reset is realized through the elastic part in the elastic ring, so that the impact force of external force is reduced in a three-stage cooperation manner, the machine parts can be automatically reset, the service life of the machine is prolonged, and the stability and the accuracy of operation and use are further improved.

(3) According to the invention, the two ends of the elastic part are synchronously buffered through the first pressure spring and the second pressure spring, so that the impact force of external force is further reduced; furthermore, two modes of tiny buffering and large-amplitude buffering are provided through the difference of the elastic coefficients of the first pressure spring and the second pressure spring, and different external force conditions can be met; furthermore, the first pressure spring group and the second pressure spring group respectively comprise at least three pressure springs with different elastic coefficients, so that various buffer ranges are realized for the combination of the first pressure spring and the second pressure spring, and the device is suitable for different working environments.

(4) According to the invention, through the arrangement of the abutting ring and the abutting sheet, the contact area between the first pressure spring and the second pressure spring is increased, so that the first pressure spring or the second pressure spring can stably extend and retract, and the use stability of the elastic ring is improved.

(5) According to the invention, through the arrangement of the first guide assembly and the second guide assembly, the accuracy of the moving direction of the abutting ring or the abutting sheet is ensured, the friction between the abutting ring or the abutting sheet and the shell is reduced, and the moving fluency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic perspective view of a portion of the present invention;

FIG. 3 is an enlarged partial perspective view of the present invention;

FIG. 4 is an enlarged perspective view of the elastic ring of the present invention;

FIG. 5 is an enlarged perspective view of the elastic portion according to an embodiment of the present invention;

FIG. 6 is an exploded view of the spring of FIG. 5;

FIG. 7 is an enlarged perspective view of the elastic portion according to another embodiment of the present invention;

fig. 8 is an exploded view of the elastic part of fig. 7.

In particular, 100-platen,

200-a bottom plate, wherein the bottom plate is provided with a plurality of grooves,

300-a sliding plate, which is,

400-an elastic ring, 410-a sliding rail,

500-supporting rod, 510-connecting part, 520-elastic part, 521-first pressure spring, 522-first cylinder, 523-first transmission rod, 524-abutting piece, 525-second pressure spring, 526-second cylinder, 527-second transmission rod, 528-abutting ring, 529-guide block and 530-guide groove.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art from the specific situation.

Fig. 1 shows a perspective view of the present compression buffering reset device. As shown in fig. 1, the compression buffering reset device comprises a pressure plate 100 and a bottom plate 200 which are oppositely arranged, and a sliding plate 300 and an elastic component are arranged between the pressure plate 100 and the bottom plate 200. The pressing plate 100 is disposed right above the bottom plate 200, and one end of the sliding plate 300 is hinged to the bottom plate 200, and the other end is slidably connected to the pressing plate 100, thereby forming two symmetrical triangular spaces in which the elastic members are disposed. Through the pressure plate 100 atress, the sliding plate 300 receives the pressure plate 100 effort and moves down, and the side of elastic component leans on with sliding plate 300, bottom plate 200 respectively, and elastic component atress extrusion deformation to provide buffer power and restoring force.

Fig. 2 shows a partial perspective schematic view of the present compression cushioning reset device at an angle.

As shown in fig. 2, the elastic assembly includes a plurality of elastic rings 400 arranged in rows and columns, the size of the elastic rings 400 is reduced along with the distance from the pressing plate 100, so as to match with the space formed by the sliding plate 300 and the bottom plate 200, and the arrangement of multiple rows and multiple columns enables the comprehensive and stable leaning to be realized, thereby realizing the stable and comprehensive buffering and resetting. Preferably, the planes of the elastic rings 400 in adjacent columns or adjacent rows are crossed by 90 °, that is, the elastic rings 400 are arranged in staggered horizontal columns and vertical columns, or in staggered horizontal rows and vertical rows, so as to realize overall and stable support, thereby achieving stable and overall implementation of buffering and resetting. This device realizes one-level buffering through elasticity circle 400 itself and resets. Therefore, it is preferable that the elastic ring 400 is made of a metal material to improve good elasticity, and further, a rubber ring is disposed on the outer circumference of the elastic ring 400 to protect the elastic ring 400 and prolong the service life of the device.

Fig. 3 shows a partial perspective enlarged schematic view of the present compression buffering reset device.

As shown in fig. 3, one end of the sliding plate 300 is slidably connected to the pressing plate 100 and can slide along one side of the pressing plate 100, thereby defining a movement locus thereof. In this embodiment, the sliding plate 300 slides along the width direction of the pressing plate 100, that is, the corresponding end of the sliding plate 300 is provided with a sliding block, the bottom surface of the pressing plate 100 is provided with a sliding groove matched with the sliding block, the sliding block is clamped with the sliding groove and can slide inside the sliding groove, the arrangement ensures that the sliding plate 300 cannot be separated from the pressing plate 100, when the pressing plate 100 is forced to move towards the direction of the bottom plate 200, because the other end of the sliding plate 300 is hinged with the bottom plate 200, the sliding block drives the sliding plate 300 to slide towards the center of the pressing plate 100 along the sliding groove.

Fig. 4 is a perspective enlarged schematic view of the elastic ring in the present compression buffering reset device.

As shown in fig. 4, a plurality of support rods 500 are disposed in the elastic ring 400, each support rod 500 includes a connecting portion 510 and an elastic portion 520, which are coaxially disposed, and the elastic portion 520 is disposed between the two connecting portions 510, so that stable operation of the elastic portion 520 is achieved. In a preferred embodiment of the present invention, the inner wall of the elastic ring 400 is provided with a sliding rail 410, and one end of the supporting rod 500 is slidably connected to the sliding rail 410, so that the supporting rod 500 can swing in the elastic ring 400, and the secondary buffering reset is realized by the sliding connection between the sliding rail 410 and the supporting rod 500 inside the elastic ring 400. In this embodiment, the sliding rail 410 is disposed in the elastic ring 400 and integrally formed therewith, but the sliding rail 410 may be additionally disposed in the elastic ring 400. The slide rail 410 is generally provided with a length that enables the support bar 500 to swing 20 to 50. This device realizes tertiary buffering through elastic component 520 and resets. This device reduces the impact force of external force through tertiary cooperation to make machine parts can automatic re-setting, extension machine life, and further improve stationarity, the accuracy of operation and use.

FIG. 5 is an enlarged perspective view of the elastic portion of an embodiment of the present compression cushioning reset device; fig. 6 shows an exploded view of the elastic part in an embodiment of the present compression damping reset device.

As shown in fig. 5 and 6, the elastic part 520 includes a first pressure spring 521, a first cylinder 522, a second pressure spring 525, a second cylinder 526, a first transmission rod 523 and a second transmission rod 527 which are sequentially sleeved from inside to outside, two ends of the first transmission rod 523 are respectively connected with the first pressure spring 521 and the corresponding connection part 510, and two ends of the second transmission rod 527 are respectively connected with the second pressure spring 525 and the corresponding connection part 510, so that synchronous buffer resetting at two ends is realized, and efficiency is improved. In this embodiment, the first transmission rod 523 and the second transmission rod 527 are both provided with two transmission rods to respectively abut against two radial ends of the first compression spring 521 and the second compression spring 525, so as to transmit the acting force more uniformly. Of course, without limitation, one or more first transmission rods 523 and second transmission rods 527 may be provided, and the number of the first transmission rods 523 and the number of the second transmission rods 527 may be different.

In a preferred embodiment of the present invention, the elastic coefficient of the first compression spring 521 is different from the elastic coefficient of the second compression spring 525, so as to provide two modes of slight cushioning and large cushioning, which can cope with different external force situations. Further, the first compressed spring 521 is selected from a first compressed spring group, the second compressed spring 525 is selected from a second compressed spring group, and the first compressed spring group and the second compressed spring group respectively comprise at least three compressed springs with different elastic coefficients, so that various buffer ranges are realized for the combination of the first compressed spring 521 and the second compressed spring 525, and the device is suitable for different working environments. Specifically, for example, the first compression spring set includes a 100N compression spring 230, a 200N compression spring 230, and a 300N compression spring 230, and the second compression spring set includes a 25N compression spring 230, a 50N compression spring 230, and a 75N compression spring 230, so that a technician can select and debug according to a field situation to combine an optimal buffering return effect.

In a preferred embodiment of the present invention, three support rods 500 are disposed in the elastic ring 400, one ends of the three support rods 500 are connected to each other, and two adjacent support rods 500 are 120 °, and the other ends are connected to the elastic ring 400, thereby forming a three-forked support.

In a preferred embodiment of the present invention, as shown in fig. 4, four support rods 500 are disposed in the elastic ring 400, one ends of the four support rods 500 are connected to each other, and two adjacent support rods 500 are at 90 °, and the other ends are connected to the elastic ring 400, thereby forming a cross-shaped support.

In a preferred embodiment of the present invention, a mounting block is disposed at the center of the elastic ring 400, and one end of each of the plurality of support rods 500 is rotatably connected to the mounting block, so that a single support rod 500 can move independently, thereby reducing the mutual influence among the plurality of support rods 500.

FIG. 7 is an enlarged perspective view of the elastic portion of another embodiment of the present compression cushioning reset device; fig. 8 shows an exploded view of the spring in another embodiment of the present compression cushioning reset device.

In a preferred embodiment of the present invention, as shown in fig. 7 to 8, an abutting piece 524 is disposed between the first transmission rod 523 and the first compression spring 521, and the abutting piece 524 can move in the first cylinder 522 to increase a contact area between the first transmission rod 523 and the first compression spring 521, so that the first compression spring 521 can smoothly extend and contract, and the stability of the use of the elastic part 520 is improved. Similarly, an abutting ring 528 may be disposed between the second transmission rod 527 and the second compression spring 525, and the abutting ring 528 may move in a gap formed between the first cylinder 522 and the second cylinder 526 to increase a contact area between the second transmission rod 527 and the second compression spring 525, so that the second compression spring 525 is smoothly extended and contracted, and the use stability of the elastic part 520 is improved. By providing the contact ring 528 and the contact piece 524, the contact area with the first pressure spring 521 or the second pressure spring 525 is increased, so that the first pressure spring 521 or the second pressure spring 525 can be smoothly extended and contracted, and the use stability of the elastic part 520 is improved. At this time, only one first transmission lever 523 may be provided at the center position of the abutting piece 524, and of course, two first transmission levers 523 or more first transmission levers 523 may be provided. Generally, at least two second transmission rods 523 are provided, arranged at both ends of a diameter of the abutment ring 528, in this embodiment four second transmission rods 523 are provided evenly along the circumference of the abutment ring 428 to achieve a better force transmission.

In a preferred embodiment of the present invention, the first cylinder 522 and the second cylinder 526 are integrally formed to increase the overall strength of the elastic portion 520, improve the connection stability of the first cylinder 522 and the second cylinder 526, and prolong the service life.

In a preferred embodiment of the present invention, as shown in fig. 8, the elastic portion 520 further includes a first guiding component, which is disposed between the outer circumference of the abutting piece 524 and the inner wall of the first barrel 522, so as to ensure the accuracy of the moving direction of the abutting piece 524, reduce the friction between the abutting piece 524 and the first barrel 522, and improve the smoothness of the moving. Likewise, the elastic portion 520 may further include a second guiding component disposed between the outer circumference of the abutting ring 528 and the inner wall of the second cylinder 526, and/or between the inner circumference of the abutting ring 528 and the outer wall of the first cylinder 522, so as to ensure the accuracy of the moving direction of the abutting ring 528, reduce the friction between the abutting ring 528 and the first cylinder 522 or the second cylinder 526, and improve the smoothness of the moving. Preferably, the first and second guide assemblies each include a guide block 529 and a mating guide slot 530. In this embodiment, the outer periphery of the contact piece 524 is provided with a plurality of guide blocks 529, and the inner wall of the first barrel 522 is provided with a plurality of guide grooves 530 matching with the plurality of guide blocks 529, so as to ensure the accuracy of the moving direction of the contact piece 524, reduce the friction between the contact piece 524 and the first barrel 522, and improve the moving fluency. Of course, a plurality of guide grooves 530 may be provided on the outer periphery of the contact piece 524, and a plurality of guide blocks 530 corresponding to the plurality of guide grooves 530 may be provided on the inner wall of the first cylinder 522. In this embodiment, the outer circumference of the abutting ring 528 is provided with a plurality of guide blocks 529, and the inner wall of the second cylinder 526 is provided with a plurality of guide grooves 530 matching with the plurality of guide blocks 529, so as to ensure the accuracy of the moving direction of the abutting ring 528, reduce the friction between the abutting ring 528 and the first cylinder 522 or the second cylinder 526, and improve the smoothness of the movement. Of course, at this time, the inner circumference of the abutting ring 528 may be provided with a plurality of guide blocks 529, and the outer wall of the first cylinder 522 may be provided with a plurality of guide grooves 530 matching with the plurality of guide blocks 529, so that the abutting ring 528 has both inner and outer double guiding and friction reduction. Of course, the specific structure of the first guide assembly and the second guide assembly is not limited to the guide block and the guide groove, and other structures capable of improving the accuracy of the moving direction and reducing friction are all possible.

In a preferred embodiment of the present invention, as shown in fig. 3, the support rods 500 are arranged in a radial direction of the elastic ring 400. In this embodiment, 4 support rods 500 intersecting at the center of the elastic ring 400 are provided, and certainly, only 1 support rod 500 may be provided, two ends of the support rod 500 are directly connected to the side wall of the elastic ring 400, and may also be provided with three or five support rods, or only one elastic portion 520 is provided in a single support rod 500 in the embodiment of more support rods 500, and certainly, more elastic portions 520 may also be provided, at this time, more connecting portions 510 are also provided, so as to ensure that two ends of the elastic portion 520 are both connected to the connecting portions 510.

In a preferred embodiment of the present invention, a protective sleeve is disposed outside the elastic portion 520, and the protective sleeve is sleeved on the connecting portion 510, so as to enhance the strength of the connection between the elastic portion 520 and the connecting portion 510 and prolong the service life.

In conclusion, the buffer self-resetting device is suitable for buffer self-resetting of various devices, can realize accurate response to external force, and realizes comprehensive and stable support through the elastic rings arranged in rows and columns, so that stable and comprehensive realization of buffer and resetting is realized.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should be able to make the description as a whole, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.