CN111911590B - Ring elastic buffer part - Google Patents
Ring elastic buffer part Download PDFInfo
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- CN111911590B CN111911590B CN202010803964.5A CN202010803964A CN111911590B CN 111911590 B CN111911590 B CN 111911590B CN 202010803964 A CN202010803964 A CN 202010803964A CN 111911590 B CN111911590 B CN 111911590B
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- spring body
- elastic
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- 239000000872 buffer Substances 0.000 title claims abstract description 22
- 239000007769 metal material Substances 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 230000003139 buffering effect Effects 0.000 description 27
- 230000001681 protective effect Effects 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
- F16F15/085—Use of both rubber and metal springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
- F16F15/121—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon using springs as elastic members, e.g. metallic springs
- F16F15/127—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon using springs as elastic members, e.g. metallic springs using plastics springs combined with other types of springs
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Vibration Prevention Devices (AREA)
- Vibration Dampers (AREA)
Abstract
The invention discloses a ring elastic buffer piece which comprises an elastic ring, wherein a plurality of connecting rods and a plurality of elastic elements are arranged in the elastic ring; the end of the connecting rod is connected with the side wall of the elastic ring, and the connecting rod comprises a first rod body and a second rod body which are arranged at a certain interval; the elastic element is arranged between the first rod body and the second rod body and comprises a first shell, a first spring body, a second shell and a second spring body which are sequentially sleeved from outside to inside, and a first abutting part and a second abutting part which are fixedly connected with the first rod body and the second rod body respectively; the axes of the first rod body, the second rod body and the elastic element are superposed. The invention is suitable for various machine parts, mechanisms and equipment joints, weakens strong impact on the machine parts, mechanisms and equipment joints caused by external load, can realize accurate and multidirectional differential buffer protection effect on the whole interior of the machine, prolongs the service life of the machine, and improves the stability and accuracy of operation and use.
Description
Technical Field
The invention relates to the technical field of mechanical buffering, in particular to buffering of joints of various machine parts, mechanisms, equipment and the like, and particularly relates to a ring elastic buffering piece.
Background
The buffer parts are required to be used in various mechanical equipment to weaken larger impact force, protect the mechanical equipment, reduce damage, prolong the service life and realize stability of operation. The common buffer part is a hydraulic cylinder or a spring part, the hydraulic cylinder needs to be horizontally installed, the temperature and the humidity of a working environment have requirements, the requirement on safety is high, and the use in precision machinery is limited; the spring part has wide application range, low requirement on environment and high safety, but the buffering capacity of a single spring is limited, precision control cannot be performed, the single spring only buffers in a single direction, and the springs are simply overlapped to occupy more space, so that the mechanical structure is large in size, and therefore, a further solution is needed to solve the problems.
Disclosure of Invention
The invention aims to provide an elastic buffer for a ring, which overcomes the defects in the prior art.
In order to solve the technical problems, the technical scheme of the invention is as follows:
a ring elastic buffer piece comprises an elastic ring, wherein a plurality of connecting rods and a plurality of elastic elements are arranged in the elastic ring;
the end of the connecting rod is connected with the side wall of the elastic ring, and the connecting rod comprises a first rod body and a second rod body which are spaced at a certain distance;
the elastic element is arranged between the first rod body and the second rod body, the elastic element comprises a first shell, a first spring body, a second shell and a second spring body which are sequentially sleeved from outside to inside, and a first abutting part and a second abutting part which are respectively and fixedly connected with the first rod body and the second rod body, the first shell and the second shell are provided with opposite open ends and closed ends, the closed end of the first shell is provided with an avoiding hole, the second shell penetrates through the avoidance hole to be sleeved with the first shell, the open end of the first shell and the open end of the second shell are arranged in a back-to-back manner, two ends of the first spring body are respectively abutted against the closed end of the first shell and the first abutting part, two ends of the second spring body are respectively abutted against the closed end of the second shell and the second abutting part;
the axes of the first rod body, the second rod body and the elastic element are overlapped.
In a preferred embodiment of the invention, the spring constant of the first spring body is different from the spring constant of the second spring body.
In a preferred embodiment of the present invention, the inner wall of the elastic ring is provided with a sliding rail, and one end of the connecting rod is slidably connected to the sliding rail.
In a preferred embodiment of the present invention, the first spring body is selected from a first spring body group, the second spring body is selected from a second spring body group, and the first spring body group and the second spring body group respectively comprise at least three springs with different elastic coefficients.
In a preferred embodiment of the present invention, four connecting rods are disposed in the elastic ring, one ends of the four connecting rods are connected to each other, and two adjacent connecting rods are 90 ° and the other ends are connected to the elastic ring.
In a preferred embodiment of the present invention, three connecting rods are disposed in the elastic ring, one ends of the three connecting rods are connected to each other, and two adjacent connecting rods are 120 °, 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 connecting rods is rotatably connected to the mounting block.
In a preferred embodiment of the present invention, the connecting 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 first abutting member includes at least two first abutting rods disposed along a circumferential direction of the first spring body, one end of each of the first abutting rods abuts against the first spring body, and the other end of each of the first abutting rods is fixedly connected to the first rod/the second rod.
In a preferred embodiment of the present invention, an abutting ring is disposed between the first abutting rod and the first spring body, and the abutting ring is capable of moving in a gap formed by the first housing and the second housing.
In a preferred embodiment of the present invention, the elastic element further includes a first guiding component, and the first guiding component is disposed between an outer circumference of the abutting ring and an inner wall of the first housing, and/or between an inner circumference of the abutting ring and an outer wall of the second housing.
In a preferred embodiment of the present invention, the second abutting member includes at least one second abutting rod, one end of the second abutting rod abuts against the second spring body, and the other end of the second abutting rod is fixedly connected to the first rod/the second rod.
In a preferred embodiment of the present invention, an abutting piece is disposed between the second abutting rod and the second spring body, and the abutting piece is capable of moving in the second housing.
In a preferred embodiment of the present invention, the elastic element further includes a second guiding component, and the second guiding component is disposed between the outer periphery of the abutting piece and the inner wall of the second housing.
In a preferred embodiment of the present invention, the first housing and the second housing are integrally formed.
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 element, and the protective sleeve is sleeved on the connecting rod.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention is suitable for various machine parts, mechanisms and equipment joints, weakens strong impact on the machine parts, mechanisms and equipment joints caused by external load, can provide accurate buffering acting force for the machine, simultaneously provides multi-direction differential buffering protection action along the circumferential direction of the elastic ring, prolongs the service life of the machine, improves the stability and accuracy of operation and use, integrates a plurality of buffering parts, is convenient and fast to arrange, reduces the occupied space and is beneficial to improving the structural simplicity of the machine.
(2) According to the invention, the machine parts are abutted against the periphery of the elastic ring, primary buffering in the machine is realized through the elastic element arranged on the elastic ring, secondary buffering in the machine is realized through the sliding connection of the slide rail at the inner side of the elastic ring and the connecting rod, and tertiary buffering is realized in the machine through the elasticity of the elastic ring, so that the impact force of an external load is reduced cooperatively by the tertiary buffering, 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 first spring body and the second spring body in the elastic element are used for realizing synchronous buffering at two ends, so that the impact force of an external load 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 spring body and the second spring body, and various impact conditions can be met; still further, through first spring body group and second spring body group respectively including the spring of at least three different elastic coefficient, for the combination realization multiple buffer range of first spring body and second spring body, adapt to different operational environment.
(4) According to the invention, through the arrangement of the abutting ring and the abutting sheet, the contact area between the first spring body and the second spring body is increased, so that the first spring body or the second spring body can stably extend and retract, and the use stability of the elastic element 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 partial perspective view of the present invention in use;
FIG. 2 is a perspective view of an embodiment of the present invention with the elastic element removed;
FIG. 3 is a perspective view of another embodiment of the present invention with the elastic element removed;
FIG. 4 is an enlarged perspective view of an elastic element according to an embodiment of the present invention;
FIG. 5 is a perspective view of the elastic member of FIG. 4;
FIG. 6 is an exploded view of the spring of FIG. 4;
FIG. 7 is an enlarged perspective view of an elastic element according to another embodiment of the present invention;
FIG. 8 is an exploded view of the spring of FIG. 7;
fig. 9 is an enlarged perspective view of a second guide assembly of the elastic element of fig. 7.
In particular, 100-machine parts,
200-an elastic ring, 210-a sliding rail,
300-connecting rod, 310-first rod, 320-second rod,
400-spring element, 410-first housing, 411-open end, 412-closed end, 413-avoiding hole, 420-first spring body, 430-first abutting piece, 431-first abutting piece, 432-abutting ring, 433-connecting piece, 434-first connecting rod, 440-second housing, 450-second spring body, 460-second abutting piece, 461-second abutting piece, 462-abutting piece, 463-second connecting rod, 470-second guiding component, 471-guiding block, 472-guiding 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 is a schematic view showing a usage state of the ring elastic buffer member after being connected with a machine part.
As shown in fig. 1, a ring elastic buffer comprises an elastic ring 200, and a machine component 100 is disposed along the outer circumference of the elastic ring 200 and connected with the elastic ring in an interference manner, but may be fixedly connected to the elastic ring to ensure the stability of the connection between the elastic ring and the machine component. A plurality of connecting rods 300 and a plurality of elastic elements 400 are arranged in the elastic ring 200, so that strong impact on the elastic ring caused by external load is weakened, accurate buffering acting force can be provided for a machine, a multi-direction differential buffering protection effect is provided along the circumferential direction of the elastic ring 200, the service life of the machine is prolonged, and the stability and the accuracy of operation and use are improved. This circle ring elastic buffering integrates a plurality of bolster simultaneously, and it is convenient to set up, reduces occupation space, is favorable to improving the machine structure degree of simplifying, is applicable to various machine parts, mechanism and equipment junction.
Fig. 2 shows a perspective view of an elastic ring 200 and a connecting rod 300 in an embodiment of the present ring elastic buffer.
As shown in fig. 2, the end of the connecting rod 300 is connected to the side wall of the elastic ring 200, and the two can be fixedly connected or slidably connected. Specifically, the connecting rod 300 includes a first rod 310 and a second rod 320 having a spaced distance, so as to provide a spatial location for the installation of the elastic element 400, and to allow the elastic element 400 to pass through the first rod 310 and the second rod 320, i.e., to act on the elastic ring 200 through the connecting rod 300.
As shown in fig. 1, the elastic element 400 is disposed between the first rod 310 and the second rod 320, so as to provide buffering to the connecting rod 300 from two directions, thereby improving the buffering effect.
Fig. 4-6 sequentially show an enlarged perspective view, and an exploded view of an elastic element 400 in an embodiment of the elastic buffer of the present ring.
As shown in fig. 4-6, the elastic element 400 includes a first shell 410, a first spring body 420, a second shell 440, a second spring body 450, a first abutting member 430 and a second abutting member 460, which are sequentially sleeved from outside to inside, and fixedly connected to the first rod 310 and the second rod 320, respectively. As shown in fig. 6, the first and second housings 410, 440 each have opposite open and closed ends 411, 412 to facilitate interference mounting of the first and second spring bodies 420, 450. Meanwhile, the closed end 412 of the first case 410 has an escape hole 413, so that the second case 440 can be sleeved with the first case 410 through the escape hole 413. The open end 411 of the first housing 410 is opposite to the open end 411 of the second housing 440, that is, two ends of the first spring body 420 respectively abut against the closed end 412 of the first housing 410 and the first abutting part 430, and two ends of the second spring body 450 respectively abut against the closed end 412 of the second housing 440 and the second abutting part 460, so that the buffering from two directions is realized through the elastic action of the spring bodies. The first-level buffering inside the machine is realized through the elastic element 400 arranged in the elastic ring 200, and the first spring body 420 and the second spring body 450 in the elastic element 400 realize synchronous buffering at two ends, so that the impact force of an external load is further reduced.
In order to make the expansion and contraction buffering process smoothly performed and to prolong the service life of the elastic element, the axes of the first rod 310, the second rod 320 and the elastic element 400 are preferably coincident, that is, the axes of the first rod, the second rod and the elastic element coincide to form a straight line.
In a preferred embodiment of the present invention, the spring constant of the first spring body 420 and the spring constant of the second spring body 450 are different, thereby providing two modes of small damping and large damping, being capable of coping with various impact situations, and controlling the damping force more precisely.
Fig. 3 shows a schematic perspective view of an elastic ring 200 and a connecting rod 300 in another embodiment of the elastic buffer of the present ring, wherein the connecting rod 300 is slidably connected to the elastic ring 200 by a sliding rail 210.
In a preferred embodiment of the present invention, as shown in fig. 3, the inner wall of the elastic ring 200 is provided with a slide rail 210, one end of the connecting rod 300 is slidably connected to the slide rail 210, and the connecting rod 300 can swing in the elastic ring 200 to realize secondary buffering inside the machine, and in cooperation with the primary buffering of the elastic element 400, the two-stage buffering further reduces the impact force of the external load, prolongs the service life of the machine, and further improves the stability and accuracy of operation and use. In this embodiment, the slide rail 210 is disposed in the elastic ring 200 and integrally formed therewith, and of course, the slide rail 210 is additionally disposed in the elastic ring 200. The slide rail 210 is generally set to have a length which enables the connecting rod 300 to swing by 20-50 degrees, so that good secondary buffering is realized, the impact force of an external load is further reduced, the service life of the machine is prolonged, and the stability and the accuracy of operation and use are further improved.
In a preferred embodiment of the present invention, as shown in fig. 4-6, the first abutting member 430 includes at least two first abutting rods 431 disposed along the circumference of the first spring body 420, one end of each first abutting rod 431 abuts against the first spring body 420, and the other end is fixedly connected to the first rod 310/the second rod 320, so as to push the first spring body 420 to extend and retract.
Fig. 7-8 sequentially show a perspective enlarged view and an exploded view of an elastic element in another embodiment of the elastic buffer member of the present ring.
Fig. 7 is a schematic perspective view of an elastic element 400 in another embodiment of the elastic buffer of the present ring; fig. 8 shows an exploded view of an elastomeric element 400 in another embodiment of the present ring elastomeric buffer; in this embodiment, the first abutting member 430 and the second abutting member 460 are abutted to the spring body by using a complicated structure, so as to improve the stability of the abutment.
In a preferred embodiment of the present invention, as shown in fig. 7-8, an abutting ring 432 is disposed between the first abutting rod 431 and the first spring body 420, and the abutting ring 432 can move in a gap formed between the first housing 410 and the second housing 440 to increase a contact area with the first spring body 420, so that the first spring body 420 can be extended and retracted smoothly, and the stability of the use of the elastic element 400 is improved. Further, the first abutting rod 431 is provided in plurality, and is provided along the circumferential direction of the abutting ring 432. In order to improve the overall stability of the plurality of first abutting rods 431, a connecting piece 433 is disposed at the other end of each first abutting rod 431, so that the abutting ring 432, the first abutting rods 431 and the connecting piece 433 form a whole, and the movement stability is improved. To facilitate the assembly and disassembly of the elastic element 400 and the connecting rod 300, a first connecting rod 434 is preferably disposed on the connecting piece 433 and detachably connected to the connecting rod 300 through the first connecting rod 434, so as to facilitate the assembly and disassembly.
In a preferred embodiment of the present invention, the elastic element 400 further includes a first guiding component disposed between the outer circumference of the abutting ring 432 and the inner wall of the first housing 410, and/or between the inner circumference of the abutting ring 432 and the outer wall of the second housing 440, so as to ensure the accuracy of the moving direction of the abutting ring 432, reduce the friction between the abutting ring 432 and the first housing 410 or the second housing 440, and improve the smoothness of the moving.
In a preferred embodiment of the present invention, as shown in fig. 7-8, the second abutting member 460 includes at least one second abutting rod 461, one end of the second abutting rod 461 abuts against the second spring body 450, and the other end is fixedly connected to the first rod 310/the second rod 320, so as to push the second spring body 450 to extend and retract.
In a preferred embodiment of the present invention, an abutting piece 462 is disposed between the second abutting rod 461 and the second spring body 450, and the abutting piece 462 can move in the second housing 440 to increase the contact area with the second spring body 450, so that the second spring body 450 can smoothly extend and retract, and the stability of the use of the resilient element 400 is improved. To facilitate the assembly and disassembly of the resilient element 400 and the connecting rod 300, a second connecting rod 463 is preferably disposed on the second abutting rod 461 and detachably connected to the connecting rod 300 through the second connecting rod 463, so as to facilitate the assembly and disassembly.
In a preferred embodiment of the present invention, the elastic element 400 further includes a second guiding element 470, and the second guiding element 470 is disposed between the outer periphery of the abutting piece 462 and the inner wall of the second housing 440, so as to ensure the accuracy of the moving direction of the abutting piece 462, reduce the friction between the abutting piece 462 and the second housing 440, and improve the smoothness of the moving.
In a preferred embodiment of the present invention, as shown in fig. 1-3, the connecting rods 300 are arranged along the radial direction of the elastic ring 200, and in this embodiment, 4 connecting rods 300 are arranged to meet the center of the elastic ring 200, but only 1 connecting rod 300 may be arranged, and both ends of the connecting rod 300 are directly connected to the side wall of the elastic ring 200, or more connecting rods 300 may be arranged to be connected to each other, so that a plurality of elastic elements 400 are arranged in the same radial direction of the elastic ring 200.
In a preferred embodiment of the present invention, the first housing 410 and the second housing 440 are integrally formed, thereby enhancing the strength of the resilient element 400.
Fig. 9 is an enlarged perspective view of the second guide assembly of the present ring elastic buffer.
In a preferred embodiment of the present invention, the first guide assembly and the second guide assembly 470 each include a guide block 471 and a matching guide slot 472. As shown in fig. 9, the second guide assembly 470 includes a guide block 471 and a matching guide groove 472, in this embodiment, the guide block 471 is disposed on the abutting piece 462 and disposed along the circumferential direction thereof, the guide groove 472 is disposed on the inner wall of the second housing 440, the accuracy of the moving direction of the abutting piece 462 is ensured by the guide of the guide block 471, and the radius of the abutting piece 462 can be made smaller than the inner radius of the second housing 440 by the contact of the guide block and the guide groove, so that the friction between the abutting piece 462 and the inner wall of the second housing 440 is reduced, and the abutting piece 462 can slide smoothly.
In a preferred embodiment of the present invention, a protective sleeve is disposed outside the elastic element 400, and the protective sleeve is sleeved on the connecting rod 300, so as to enhance the strength of the connection between the elastic element 400 and the connecting rod 300 and prolong the service life.
In conclusion, the invention is suitable for elastic joint systems of various machines, weakens strong impact on the elastic joint systems caused by external load, can realize accurate and multidirectional differential buffer protection effect on the inner part of the machine, prolongs the service life of the machine, and improves the stability and accuracy of operation and use.
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.
Claims (9)
1. A ring elastic buffer part is characterized by comprising an elastic ring, wherein a plurality of connecting rods and a plurality of elastic elements are arranged in the elastic ring;
the end of the connecting rod is connected with the side wall of the elastic ring, and the connecting rod comprises a first rod body and a second rod body which are spaced at a certain distance;
the elastic element is arranged between the first rod body and the second rod body, the elastic element comprises a first shell, a first spring body, a second shell and a second spring body which are sequentially sleeved from outside to inside, and a first abutting part and a second abutting part which are respectively and fixedly connected with the first rod body and the second rod body, the first shell and the second shell are provided with opposite open ends and closed ends, the closed end of the first shell is provided with an avoidance hole, the second shell penetrates through the avoidance hole to be sleeved with the first shell, the open end of the first shell and the open end of the second shell are arranged in a back-to-back manner, two ends of the first spring body are respectively propped against the closed end of the first shell and the first propping piece, two ends of the second spring body are respectively abutted against the closed end of the second shell and the second abutting part;
the axes of the first rod body, the second rod body and the elastic element are superposed;
the first abutting part comprises at least two first abutting rods arranged along the circumferential direction of the first spring body, one end of each first abutting rod abuts against the first spring body, and the other end of each first abutting rod is fixedly connected with the first rod body/the second rod body; a butting ring is arranged between the first butting rod and the first spring body and can move in a gap formed by the first shell and the second shell;
the second abutting part comprises at least one second abutting rod, one end of the second abutting rod abuts against the second spring body, and the other end of the second abutting rod is fixedly connected with the first rod body/the second rod body; and a butting piece is arranged between the second butting rod and the second spring body, and the butting piece can move in the second shell.
2. The ring elastomeric damper according to claim 1, wherein said elastomeric ring has a sliding track on an inner wall thereof, and one end of said connecting rod is slidably connected to said sliding track.
3. The loop elastomeric snubber of claim 1 or 2, wherein the first spring body is selected from a first spring body group and the second spring body is selected from a second spring body group, the first spring body group and the second spring body group each comprising at least three springs of different spring constants.
4. The ring elastomeric buffer of claim 1 or 2, wherein four of said connecting rods are disposed within said elastomeric ring, one end of each of said four connecting rods being connected to each other, and two adjacent connecting rods being at 90 ° and the other end being connected to said elastomeric ring.
5. The ring elastomeric damper according to claim 1 or 2, wherein three said connecting rods are disposed in said elastomeric ring, one end of each of said three connecting rods is connected to each other, and two adjacent connecting rods are 120 ° and the other end is connected to said elastomeric ring.
6. The ring elastomeric damper according to claim 2, wherein said elastomeric ring has a mounting block disposed at a center thereof, and one end of each of said plurality of connecting rods is rotatably connected to said mounting block.
7. The ring elastomeric damper according to claim 1, wherein said connecting rods are disposed radially of said elastomeric ring.
8. The ring elastomeric cushion of claim 1, wherein said elastomeric ring is formed from a metallic material.
9. The ring elastomeric cushion of claim 1, wherein an outer circumference of the elastomeric ring is provided with a rubber ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010803964.5A CN111911590B (en) | 2020-08-11 | 2020-08-11 | Ring elastic buffer part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB1135608A (en) * | 1966-05-06 | 1968-12-04 | V E B Zentrale Entwicklung Und | Combined spring device and traction shackle |
| CN201875035U (en) * | 2010-11-27 | 2011-06-22 | 王佳 | Shock absorber for vehicles |
| CN203026883U (en) * | 2013-01-06 | 2013-06-26 | 吉林省电力有限公司检修公司 | Damping rubber galloping preventing spacer |
| CN104455136A (en) * | 2014-11-30 | 2015-03-25 | 重庆市永煜汽车弹簧有限公司 | Automobile torsional vibration reduction structure |
| FR3038360B1 (en) * | 2015-07-03 | 2019-07-26 | Gaztransport Et Technigaz | DEVICE FOR FIXING PIPES IN HOUSING |
| CN107199975A (en) * | 2017-06-16 | 2017-09-26 | 孟庆雷 | One kind is used for motor vehicles buffer unit and motor vehicles |
| CN207793850U (en) * | 2018-01-04 | 2018-08-31 | 安徽省交通科学研究院 | A kind of bridge pier protection guard and Bridge Pier structure |
| CN108683834B (en) * | 2018-07-27 | 2021-07-20 | 浙江大华技术股份有限公司 | Spherical camera |
| CN211117304U (en) * | 2019-09-11 | 2020-07-28 | 北京汽车股份有限公司 | Buffer device for vehicle suspension and vehicle |
| CN210661163U (en) * | 2019-09-29 | 2020-06-02 | 江苏金致新能源车业有限公司 | Rear spiral spring damping mounting structure of electric vehicle |
| CN211039502U (en) * | 2019-10-16 | 2020-07-17 | 烟台汽车工程职业学院 | Damping ring for automobile |
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