CN114370473B - Length-adjustable buffer machine - Google Patents

Length-adjustable buffer machine Download PDF

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Publication number
CN114370473B
CN114370473B CN202111547100.2A CN202111547100A CN114370473B CN 114370473 B CN114370473 B CN 114370473B CN 202111547100 A CN202111547100 A CN 202111547100A CN 114370473 B CN114370473 B CN 114370473B
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CN
China
Prior art keywords
groove
connecting piece
buffer
screw rod
nut
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202111547100.2A
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Chinese (zh)
Other versions
CN114370473A (en
Inventor
汤鹏扬
胡志伟
万庭辉
刘春蕾
朱大涛
皮遥
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chengdu Lingchuan Special Industry Co Ltd
Original Assignee
Chengdu Lingchuan Special Industry Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Publication of CN114370473A publication Critical patent/CN114370473A/en
Application granted granted Critical
Publication of CN114370473B publication Critical patent/CN114370473B/en
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Classifications

    • 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
    • F16F1/00—Springs
    • F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/32—Belleville-type springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B17/00—Methods preventing fouling
    • B08B17/02—Preventing deposition of fouling or of dust
    • B08B17/04—Preventing deposition of fouling or of dust by using removable coverings
    • 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
    • F16F2228/00—Functional characteristics, e.g. variability, frequency-dependence
    • F16F2228/06—Stiffness
    • F16F2228/066—Variable stiffness
    • 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
    • F16F2230/00—Purpose; Design features
    • F16F2230/0005—Attachment, e.g. to facilitate mounting onto confer adjustability
    • 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
    • F16F2230/00—Purpose; Design features
    • F16F2230/10—Enclosure elements, e.g. for protection

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Springs (AREA)
  • Vibration Dampers (AREA)

Abstract

The application discloses a buffer machine with adjustable length, which comprises an upper connecting piece, wherein a first groove is formed in one end face of the upper connecting piece; the bottom of the first groove is provided with a screw hole along the central axis of the upper connecting piece; a second groove is formed in one end face of the lower connecting piece; one end of the lower connecting piece, which is close to the second groove, is movably arranged in the first groove; one end of the screw rod is connected with the bottom of the second groove, and the opposite end of the screw rod extends into the screw rod hole towards the upper connecting piece; the disc spring is sleeved on the screw rod, and the outer diameter of the disc spring is larger than the inner diameter of the screw rod hole; wherein, the upper connecting piece is also provided with an adjusting through groove penetrating through the screw hole; an adjustor is arranged in the adjusting through groove and is in threaded connection with the screw rod. The buffer machine has the advantages of simple structure, convenient operation, capability of manually adjusting the length, buffer function and dustproof function, and capability of being applied to buffer of impact load and buffer fixation of periodic load on articles.

Description

Length-adjustable buffer machine
Technical Field
The application relates to the technical field of buffer machines, in particular to a buffer machine with adjustable length.
Background
In automatic mechanical equipment, the buffer is a common component and has the functions of reducing impact and counteracting kinetic energy, thereby achieving the functions of shock absorption and load protection. Most of the existing buffer machines have only a buffer function, but cannot adjust the length of the buffer machines, so that the application range of the buffer machines is narrow.
Disclosure of Invention
Aiming at the defects of the prior art, the application provides the buffer with adjustable length, wherein the screw rod of the buffer is connected with the upper connecting piece through the regulator, the screw rod is in threaded connection with the regulator, when the regulator is rotated, the screw rod moves on the regulator, and the lower connecting piece is driven to move in the first groove, so that the length adjustment of the buffer is realized.
The technical scheme adopted by the application is as follows:
a length adjustable buffer comprising:
an upper connecting piece, one end face of which is provided with a first groove; the bottom of the first groove is provided with a screw hole along the central axis of the upper connecting piece;
a second groove is formed in one end face of the lower connecting piece; one end of the lower connecting piece, which is close to the second groove, is movably arranged in the first groove;
one end of the screw rod is connected with the bottom of the second groove, and the opposite end of the screw rod extends into the screw rod hole towards the upper connecting piece;
the disc spring is sleeved on the screw rod, and the outer diameter of the disc spring is larger than the inner diameter of the screw rod hole;
wherein, the upper connecting piece is also provided with an adjusting through groove penetrating through the screw hole; the adjusting through groove is internally provided with an adjuster, and the adjuster is in threaded connection with the screw rod.
In the length-adjustable buffer machine disclosed by the application, the first groove is internally provided with the pressing plate, and the disc spring is positioned between the pressing plate and the bottom of the second groove.
In the length-adjustable buffer machine disclosed by the application, the buffer machine further comprises two connecting rods, and the two connecting rods are symmetrically arranged at two sides of the screw rod; a limiting groove is formed in one end face, far away from the second groove, of the lower connecting piece, a limiting block is arranged at one end portion of the connecting rod, the limiting block is matched with the limiting groove, and the connecting rod penetrates through the lower connecting piece and extends to the bottom of the first groove; the pressing plate is arranged on the connecting rod.
In the length-adjustable buffer machine disclosed by the application, the connecting rod is provided with the first nut, and the first nut is positioned at one side of the pressing plate away from the disc spring.
In the length-adjustable buffer machine disclosed by the application, the first nut is provided with a spring pin.
In the length-adjustable buffer machine disclosed by the application, the outer side wall of one end of the lower connecting piece, which is close to the second groove, is matched with the groove wall of the first groove.
In the length-adjustable buffer machine disclosed by the application, the center of the bottom of the second groove is provided with the in-situ hole, and the nut of the screw rod is arranged in the in-situ hole.
In the length-adjustable buffer machine disclosed by the application, the bottom of the second groove is provided with the locating piece, and the nut of the screw rod is limited in the in-situ hole through the locating piece.
In the buffer with adjustable length disclosed by the application, the limiting block is of a square structure.
In the length-adjustable buffer disclosed by the application, the regulator is provided with a second nut and a third nut, and the second nut and the third nut are arranged in series.
The beneficial effects of the application are as follows:
when the length of the buffer machine needs to be adjusted, the adjuster is rotated, the screw rod moves on the adjuster, the lower connecting piece is driven to move, the lower connecting piece moves to drive the connecting rod to move, the connecting rod drives the pressing plate to move again, the pressing plate extrudes or releases the disc spring, the lower connecting piece moves up and down in the first groove, and the length adjustment of the buffer machine is achieved. The buffer machine is sleeved with the disc spring on the screw rod, and the disc spring is compressed and limited through the pressing plate and the locating piece, so that the buffer function is realized. The buffer machine has the advantages of simple structure, convenient operation, capability of manually adjusting the length, buffer function and dustproof function, and capability of being applied to buffer of impact load and buffer fixation of periodic load on articles. The lateral wall of lower connecting piece and the cell wall adaptation of first recess realize that upper connecting piece and lower connecting piece are closed, have dustproof protect function to the dish spring of continuously compressing.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a length-adjustable buffer according to the present application;
fig. 2 is a schematic diagram of an internal structure of the length-adjustable buffer according to the present application.
Reference numerals:
1. an upper connecting piece; 11. a first groove; 12. a screw hole; 13. regulating the through groove;
2. a lower connecting piece; 21. a second groove; 22. a limit groove; 23. an in situ hole;
3. a screw; 31. a screw cap;
4. a disc spring;
5. a pressing plate;
6. a connecting rod; 61. a limiting block; 62. a first nut; 63. a spring pin;
7. a regulator; 71. a second nut; 72. a third nut;
8. and (5) positioning sheets.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present application. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
The following disclosure provides many different embodiments, or examples, for implementing different features of the application. In order to simplify the present disclosure, components and arrangements of specific examples are described below. They are, of course, merely examples and are not intended to limit the application. Furthermore, the present application may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed. In addition, the present application provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the application of other processes and/or the use of other materials.
Embodiments of the present application will be described in detail below with reference to the accompanying drawings.
In automatic mechanical equipment, the buffer is a common component and has the functions of reducing impact and counteracting kinetic energy, thereby achieving the functions of shock absorption and load protection. Most of the existing buffer machines have only a buffer function, but cannot adjust the length of the buffer machines, so that the application range of the buffer machines is narrow.
In order to solve the problems in the prior art, the embodiment of the application provides a buffer with adjustable length, which can realize the buffer function and adjust the length thereof, and has a structure as shown in figures 1-2, and comprises:
the upper connecting piece 1 is provided with a first groove 11 at one end face. The bottom of the first groove 11 is provided with a screw hole 12 along the central axis of the upper connecting piece 1.
The lower connecting member 2 is provided with a second groove 21 at one end surface thereof. One end of the lower connecting member 2, which is close to the second groove 21, is movably disposed in the first groove 11. The lower link 2 moves within the first recess 11 to achieve the length adjustability of the bumper.
One end of the screw 3 is connected with the bottom of the second groove 21, and the opposite end extends into the screw hole 12 towards the upper connecting piece 1.
The disc spring 4 is sleeved on the screw rod 3, and the outer diameter of the disc spring is larger than the inner diameter of the screw rod hole 12. The disc spring 4 is used for reducing impact and counteracting kinetic energy, so as to achieve the effects of shock absorption and load protection. The buffer function of the buffer is mainly realized by the disc spring 4.
Wherein, the upper connecting piece 1 is also provided with an adjusting through groove 13 penetrating the screw hole 12. The regulator 7 is arranged in the regulating through groove 13, and the regulator 7 is in threaded connection with the screw rod 3.
When the lower connecting piece 2 is fixed and the upper connecting piece 1 is pulled, the upper connecting piece 1 drives the screw rod 3 to move through the regulator 7, the screw rod 3 drives the lower connecting piece 2 to compress the lower half disc spring 4, and the upper half part of the disc spring 4 is limited through the upper connecting piece 1, so that a buffering function is realized. When the upper connecting piece 1 is fixed and the lower connecting piece 2 is pulled, the lower connecting piece 2 drives the screw rod 3 to move, the screw rod 3 drives the upper connecting piece 1 to compress the upper half disc spring 4 through the regulator 7, and the lower half part of the disc spring 4 is limited through the lower connecting piece 2, so that the buffer function is realized. When the upper connecting piece 1 and the lower connecting piece 2 are pulled simultaneously, the upper connecting piece 1 and the lower connecting piece 2 respectively compress the upper end and the lower end of the disc spring 4 and limit the positions, so that the buffer function is realized.
The screw rod 3 is connected with the upper connecting piece 1 through the regulator 7, the screw rod 3 is in threaded connection with the regulator 7, and the regulator 7 can be adjusted to realize the adaptive expansion of the buffer. When the regulator 7 is rotated, the screw 3 moves on the regulator 7, and drives the lower connecting piece 2 to move in the first groove 11, so that the length adjustment of the buffer is realized.
The buffer machine can be manually rotated to adjust the length of the regulator 7, has a buffer function, and can be applied to buffer impact load and buffer and fix periodic load on articles.
In one embodiment, the first groove 11 is provided with a pressing plate 5, and the disc spring 4 is located between the pressing plate 5 and the bottom of the second groove 21. The disc spring 4 is compressed and limited through the pressing plate 5 and the lower connecting piece 2, so that a buffering function is realized.
In one embodiment, the buffer further comprises two connecting rods 6, and the two connecting rods 6 are symmetrically arranged at two sides of the screw 3. A limiting groove 22 is formed in the end face, far away from the second groove 21, of the lower connecting piece 2, a limiting block 61 is arranged at the end portion of the connecting rod, the limiting block 61 is matched with the limiting groove 22, and the connecting rod 6 penetrates through the lower connecting piece 2 to extend to the bottom of the first groove 11. The limiting block 61 is positioned in the limiting groove 22 and plays a limiting role on the connecting rod 6, so that the connecting rod 6 can move along with the lower connecting piece 2. The pressing plate 5 is provided on the link 6 and is movable together with the link 6.
In a specific implementation scenario, the regulator 7 is rotated, the screw 3 moves on the regulator 7, the lower connecting piece 2 is driven to move, the connecting rod 6 is driven to move by the connecting rod 6, the pressing plate 5 is driven to move, the pressing plate 5 presses or releases the disc spring 4, so that the lower connecting piece 2 integrally moves up and down in the first groove 11, and the length adjustment of the buffer is realized.
In one embodiment, the connecting rod 6 is provided with a first nut 62. The first nut 62 is located on the side of the pressure plate 5 remote from the disc spring 4. The first nut 62 is screwed on the connecting rod 6 through threads, plays a limiting role on the pressing plate 5, limits the pressing plate 5 between the disc spring 4 and the first nut 62, and is convenient for the pressing plate 5 to move to compress or release the disc spring 4.
In one embodiment, a spring pin 63 is provided on the first nut 62. The first nut 62 is retained by a spring pin 63 to prevent the first nut 62 from loosening during use.
In one embodiment, the outer side wall of the end of the lower connecting member 2 adjacent to the second recess 21 is adapted to the wall of the first recess 11. The outer side wall of the lower connecting piece 2 is attached to the groove wall of the first groove 11, so that the upper connecting piece 1 and the lower connecting piece 2 are closed, and the continuously compressed disc spring has a dustproof protection function.
In one embodiment, the bottom center of the second groove 21 is provided with a home hole 23, and the nut 31 of the screw 3 is disposed in the home hole 23.
In the above-described structure, in order to position the nut 31 in the home hole 23, the positioning piece 8 is provided at the bottom of the second groove 21. The nut 31 of the screw 3 is limited in the in-situ hole 23 through the locating piece 8, and the screw 3 is limited on the lower connecting piece 2. The locating piece 8 is arranged between the disc spring 4 and the nut 31, and the locating piece 8 has the function that when the disc spring 4 returns after being compressed, the nut 31 can smoothly return to the original position hole 23 connected with the lower part.
In one embodiment, the stopper 61 has a square structure. The stopper 61 of square structure prevents the link 6 from rotating in the lower link 2.
In one embodiment, the regulator 7 has a second nut 71 and a third nut 72. The second nut 71 is arranged in series with the third nut 72. The regulator 7 is composed of two nuts connected in series, and can prevent loosening in the use process.
The working mode of the buffer with adjustable length of the application is as follows:
when the lower connecting piece 2 is fixed and the upper connecting piece 1 is pulled, the upper connecting piece 1 drives the screw rod 3 to move through the regulator 7, the screw rod 3 drives the positioning piece 8 to compress the lower half disc spring 4, and the upper half of the disc spring 4 is limited through the pressing plate 5, so that the buffer function is realized. When the upper connecting piece 1 is fixed and the lower connecting piece 2 is pulled, the lower connecting piece 2 drives the connecting rod 6 to move, the connecting rod 6 drives the pressing plate 5 to compress the upper half disc spring 4, and the lower half part of the disc spring 4 is limited through the locating piece 8, so that the buffering function is realized. When the upper connecting piece 1 and the lower connecting piece 2 are pulled at the same time, the pressing plate 5 and the positioning piece 8 respectively compress the upper end and the lower end of the disc spring 4 and limit the positions, so that the buffer function is realized.
When the length of the buffer is required to be adjusted, the adjuster 7 is rotated, the screw 3 moves on the adjuster 7, the lower connecting piece 2 is driven to move, the connecting rod 6 is driven to move, the pressing plate 5 is driven to move by the connecting rod 6, the dish spring 4 is extruded or released by the pressing plate 5, the lower connecting piece 2 moves up and down in the first groove 11, and the length adjustment of the buffer is realized.
Based on the above embodiments, the length-adjustable buffer according to the embodiments of the present application has the following advantages: the buffer machine has the advantages of simple structure, convenient operation, capability of manually adjusting the length, buffer function and dustproof function, and capability of being applied to buffer of impact load and buffer fixation of periodic load on articles. When the length of the buffer machine needs to be adjusted, the adjuster 7 is rotated, the screw 3 moves on the adjuster 7, the lower connecting piece 2 is driven to move, the connecting rod 6 is driven to move, the pressing plate 5 is driven to move again by the connecting rod 6, the pressing plate 5 extrudes or releases the disc spring 4, the lower connecting piece 2 moves up and down in the first groove 11, and the length adjustment of the buffer machine is realized. The buffer machine is characterized in that a disc spring 4 is sleeved on a screw rod 3, and the disc spring 4 is compressed and limited through a pressing plate 5 and a locating plate 8, so that a buffer function is realized. The outer side wall of the lower connecting piece 2 is matched with the groove wall of the first groove 11, so that the upper connecting piece 1 and the lower connecting piece 2 are closed, and the continuously compressed disc spring 4 has a dustproof protection function.
The above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (8)

1. A length adjustable buffer comprising:
an upper connecting piece, one end face of which is provided with a first groove; the bottom of the first groove is provided with a screw hole along the central axis of the upper connecting piece;
a second groove is formed in one end face of the lower connecting piece; one end of the lower connecting piece, which is close to the second groove, is movably arranged in the first groove;
one end of the screw rod is connected with the bottom of the second groove, and the opposite end of the screw rod extends into the screw rod hole towards the upper connecting piece;
the disc spring is sleeved on the screw rod, and the outer diameter of the disc spring is larger than the inner diameter of the screw rod hole;
wherein, the upper connecting piece is also provided with an adjusting through groove penetrating through the screw hole; an adjustor is arranged in the adjusting through groove and is in threaded connection with the screw rod; a pressing plate is arranged in the first groove, and the disc spring is positioned between the pressing plate and the bottom of the second groove;
the buffer machine further comprises two connecting rods, and the two connecting rods are symmetrically arranged on two sides of the screw rod; a limiting groove is formed in one end face, far away from the second groove, of the lower connecting piece, a limiting block is arranged at one end portion of the connecting rod, the limiting block is matched with the limiting groove, and the connecting rod penetrates through the lower connecting piece and extends to the bottom of the first groove; the pressing plate is arranged on the connecting rod.
2. The adjustable length bumper of claim 1, wherein the connecting rod is provided with a first nut, the first nut being located on a side of the pressure plate remote from the disc spring.
3. The adjustable length bumper of claim 2, wherein the first nut has a spring pin disposed thereon.
4. The adjustable length bumper of claim 1, wherein an outer sidewall of the lower connector adjacent to the second recess is adapted to a wall of the first recess.
5. The length-adjustable buffer according to claim 1, wherein an in-situ hole is formed in the bottom center of the second groove, and a nut of the screw is disposed in the in-situ hole.
6. The buffer of claim 5, wherein a locating piece is arranged at the bottom of the second groove, and the nut of the screw is limited in the in-situ hole through the locating piece.
7. The adjustable length buffer according to claim 1, wherein the stopper is of square configuration.
8. The adjustable length bumper of claim 1, wherein the adjuster has a second nut and a third nut, the second nut being disposed in series with the third nut.
CN202111547100.2A 2021-12-14 2021-12-17 Length-adjustable buffer machine Active CN114370473B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202111520974 2021-12-14
CN2021115209749 2021-12-14

Publications (2)

Publication Number Publication Date
CN114370473A CN114370473A (en) 2022-04-19
CN114370473B true CN114370473B (en) 2023-12-08

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0683332A1 (en) * 1994-05-20 1995-11-22 Richard Bergner GmbH & Co Helical compression spring
DE29802939U1 (en) * 1998-02-19 1998-04-30 Graf, Siegfried, Ilz Spring device and system for small electric vehicles in particular
CN112303160A (en) * 2020-12-07 2021-02-02 东莞市信恒智能装备科技有限公司 Automatic elasticity adjusting equipment of helical and elasticity-adjustable gas spring
CN213511820U (en) * 2020-10-23 2021-06-22 重庆豪业精科技有限公司 Special shock attenuation buffering gum cover structure of rubber motorcycle

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0683332A1 (en) * 1994-05-20 1995-11-22 Richard Bergner GmbH & Co Helical compression spring
DE29802939U1 (en) * 1998-02-19 1998-04-30 Graf, Siegfried, Ilz Spring device and system for small electric vehicles in particular
CN213511820U (en) * 2020-10-23 2021-06-22 重庆豪业精科技有限公司 Special shock attenuation buffering gum cover structure of rubber motorcycle
CN112303160A (en) * 2020-12-07 2021-02-02 东莞市信恒智能装备科技有限公司 Automatic elasticity adjusting equipment of helical and elasticity-adjustable gas spring

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