CN111895037B - Cylindrical buffer connecting device - Google Patents
Cylindrical buffer connecting device Download PDFInfo
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- CN111895037B CN111895037B CN202010803966.4A CN202010803966A CN111895037B CN 111895037 B CN111895037 B CN 111895037B CN 202010803966 A CN202010803966 A CN 202010803966A CN 111895037 B CN111895037 B CN 111895037B
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- shell
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- 239000000872 buffer Substances 0.000 title claims abstract description 49
- 230000003139 buffering effect Effects 0.000 claims abstract description 30
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 210000001503 joint Anatomy 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims abstract description 6
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000000806 elastomer Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 9
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 230000013011 mating Effects 0.000 description 2
- 239000006173 Good's buffer Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000003351 stiffener Substances 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Vibration Dampers (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a cylindrical buffer connecting device, which comprises a cylinder body, a plurality of spherical elastic buffer parts which are arranged in the cylinder body one by one in sequence, and connecting pieces which are respectively arranged at two ends of the cylinder body, wherein the connecting pieces are abutted with the adjacent spherical elastic buffer parts; the spherical elastic buffer piece comprises a spherical shell and a plurality of reinforcing rings which are arranged on the periphery of the spherical shell in a crossed mode, an installation block is arranged at the center of the spherical shell, and a plurality of buffer mechanisms are connected between the spherical shell and the installation block; the joint piece comprises a butt joint plate and a joint rod, and the butt joint plate is an arc-shaped plate attached to the surface of the spherical elastic buffer piece. The main body of the invention adopts the barrel to form a linear connecting structure, effective buffering is realized by a plurality of spherical elastic buffering parts inside the barrel, the spherical shell forms a spherical main body structure, and the plurality of crossed reinforcing rings are annularly arranged outside the spherical shell, so that the impact force can be uniformly dispersed to the periphery of the spherical shell, the good buffering protection effect on the whole inside the machine is realized, and the service life of the machine is prolonged.
Description
Technical Field
The invention relates to the technical field of internal buffering of precision machinery, in particular to a cylindrical buffering connecting device.
Background
A large number of buffering parts are used in mechanical equipment to weaken impact, protect the mechanical equipment, prolong the service life and ensure the 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 element has wide application range, low requirement on environment and high safety, but the single spring has limited buffering capacity and cannot be precisely controlled, so that a further solution is needed to solve the problems.
Disclosure of Invention
The invention aims to provide a cylindrical buffer connecting 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 cylindrical buffering connecting device comprises a cylinder body, a plurality of spherical elastic buffering parts which are sequentially arranged in the cylinder body one by one, and connecting pieces which are respectively arranged at two ends of the cylinder body, wherein the connecting pieces are abutted with the adjacent spherical elastic buffering parts;
the spherical elastic buffer piece comprises a spherical shell and a plurality of reinforcing rings arranged on the periphery of the spherical shell in a crossed manner, the reinforcing rings are arranged in a pairwise crossed manner at least, an installation block is arranged at the center of the spherical shell, a plurality of buffer mechanisms are connected between the spherical shell and the installation block, each buffer mechanism comprises a connecting rod and an elastic element which are coaxially connected in sequence at intervals, each elastic element comprises a first elastic body and a second elastic body, the first elastic body and the second elastic body are respectively abutted against the corresponding connecting rods, and the spherical shell, the reinforcing rings and the connecting rods are all elastic;
the joint piece comprises a butt joint plate and a joint rod fixedly connected with the butt joint plate, wherein the butt joint plate is an arc-shaped plate attached to the surface of the spherical elastic buffer piece.
In a preferred embodiment of the present invention, the inner wall of the cylinder is provided with a slide rail along the axial direction thereof, the outer periphery of the spherical elastic buffer member is provided with a slide block through a spring, and the slide block is slidably connected with the slide rail.
In a preferred embodiment of the present invention, the abutting plate is slidably connected to the sliding rail.
In a preferred embodiment of the present invention, the inner wall of the ball housing is provided with an annular slide rail, and the connecting rod is slidably connected to the annular slide rail.
In a preferred embodiment of the present invention, the second elastic body is disposed inside the first elastic body and coaxial with the first elastic body, the first elastic body includes a first shell and a first spring body sleeved inside the first shell and abutting against the bottom of the first shell, the second elastic body includes a second shell and a second spring body sleeved inside the second shell and abutting against the bottom of the second shell, and the other end of the first spring body and the other end of the second spring body abut against the corresponding connecting rods respectively.
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 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, the first elastic body includes a first abutting member whose two ends respectively abut against the first spring body and the corresponding connecting rod, and the second elastic body includes a second abutting member whose two ends respectively abut against the second spring body and the corresponding connecting rod.
In a preferred embodiment of the present invention, the first abutting member includes an abutting ring abutting against the first spring body, and the abutting ring is movable in a gap formed between the first housing and the second housing.
In a preferred embodiment of the present invention, the first elastic body further includes a first guiding component, and the first guiding component is disposed between an outer periphery of the abutting ring and an inner wall of the first housing, and/or between an inner periphery 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 an abutting piece abutting against the second spring body, and the abutting piece is movable within the second housing.
In a preferred embodiment of the present invention, the second elastic body further includes a second guide member disposed between an outer periphery of the abutting piece and an inner wall of the second housing.
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, the buffer mechanism includes two connecting rods and one elastic element disposed between the two connecting rods.
In a preferred embodiment of the present invention, adjacent spherical elastic buffers are fixedly connected to each other.
In a preferred embodiment of the present invention, the abutting plate abuts against any one of the reinforcement rings.
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 number of the reinforcing rings is three, the central points of the three reinforcing rings are all coincident with the central point of the ball shell, and the radial directions of the three reinforcing rings are perpendicular to each other.
In a preferred embodiment of the present invention, the ball housing comprises a plurality of housing pieces capable of being spliced together to form a ball.
In a preferred embodiment of the present invention, either or both of the ball housing and the stiffener ring are made of sheet metal.
In a preferred embodiment of the invention, the outer periphery of either or both of the ball housing and the reinforcing ring is provided with a rubber ring.
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 main body of the invention adopts the cylinder body to form a linear connecting structure, is suitable for the joints of various machine parts, mechanisms and equipment, realizes effective buffering by a plurality of spherical elastic buffering parts inside the cylinder body, the spherical shell forms a spherical main body structure, and the plurality of crossed reinforcing rings are annularly arranged outside the spherical shell, so that the impact force can be uniformly dispersed to the periphery of the spherical shell, the good buffering protection effect on the whole inside of the machine is realized, the service life of the machine is prolonged, and the stability and the accuracy of operation and use are improved.
(2) Through the cooperation of the mounting block and the buffer mechanism, on one hand, the support of the ball shell is realized, and on the other hand, the buffer is dispersed in multiple directions, so that the buffer effect is further improved.
(3) The invention realizes the accurate control of the buffering effect through the elastic element, and further, two modes of tiny buffering and large-amplitude buffering are overlapped through the difference of the elastic coefficients of the first spring body and the second spring body, so that more impact conditions can be coped with; 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, one end of the connecting rod can slide along the annular slide rail through the annular slide rail arranged on the inner wall of the ball shell, so that the connecting rod can smoothly swing slightly, the buffer in the machine is enhanced, the service life of the machine is prolonged, and the stability and the accuracy of operation and use are further improved.
(5) 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.
(6) 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 partial cross-sectional view of FIG. 1;
FIG. 3 is an enlarged perspective view of portion A of FIG. 2;
FIG. 4 is a perspective schematic view of the barrel and the adapter of the present invention;
FIG. 5 is a perspective view of the spherical elastomeric damper of the present invention;
FIG. 6 is an enlarged perspective view of an elastic element according to an embodiment of the present invention;
FIG. 7 is an exploded view of the spring of FIG. 6;
FIG. 8 is an enlarged perspective view of an elastic element according to another embodiment of the present invention;
FIG. 9 is an exploded view of the spring of FIG. 8;
fig. 10 is an enlarged perspective view of a second guide assembly of the elastic element of fig. 8.
Specifically, 100-cylinder, 110-slide,
200-spherical elastic buffer, 210-spherical shell, 211-mounting block, 220-reinforcing ring, 230-spring, 240-sliding block,
300-connecting pieces, 310-abutting plates, 320-connecting rods,
400-damping mechanism, 410-connecting rod, 420-elastic element, 421-first housing, 422-first spring body, 423-first abutment, 424-abutment ring, 425-second housing, 426-second spring body, 427-second abutment, 428-abutment, 429-guide block, 430-guide groove, 431-connecting piece.
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.
As shown in fig. 1 and 2, a cylindrical buffer connection device includes a cylinder 100, a plurality of spherical elastic buffers 200 sequentially disposed in the cylinder 100 one by one, and connection members 300 respectively disposed at both ends of the cylinder 100, wherein the connection members 300 are abutted to the adjacent spherical elastic buffers 200, and machine parts are connected to the connection members 300. This device main part adopts barrel 100 to form linear connection structure, is applicable to various machine parts, mechanism and equipment junction, realizes effectively buffering through a plurality of spheroid elastic buffer 200 of barrel 100 inside, extension machine life to stability, the accuracy of improvement operation use.
As shown in fig. 2, the spherical elastic buffer 200 includes a spherical shell 210 and a plurality of reinforcing rings 220 arranged around the spherical shell 210 in a crossed manner, the plurality of reinforcing rings 220 are arranged in a crossed manner at least two by two, the spherical shell 210 forms a spherical main structure, and the plurality of crossed reinforcing rings 220 are arranged around the spherical shell 210, so that the impact force can be uniformly dispersed to the periphery of the spherical shell 210, and the good buffer protection effect on the whole machine is achieved.
Specifically, as shown in fig. 5, the mounting block 211 is provided at the center of the ball housing 210, and the plurality of buffer mechanisms 400 are connected between the ball housing 210 and the mounting block 211, so that the ball housing 210 is supported, and the buffer tanks are distributed in a plurality of directions, thereby further improving the buffer effect. The buffer mechanism 400 comprises a connecting rod 410 and an elastic element 420 which are coaxially connected in sequence at intervals, and the buffer effect is accurately controlled through the elastic element 420. In this embodiment, the buffering mechanism 400 includes two connecting rods 410 and an elastic element 420 disposed between the two connecting rods 410, but is not limited thereto, and more connecting rods 410 and elastic elements 420 may be disposed. The elastic element 420 includes a first elastic body and a second elastic body, which are respectively abutted to the corresponding connecting rods 410, thereby achieving both ends capable of buffering. To achieve good cushioning, it can be understood that the ball housing 210, the reinforcement ring 220, and the connecting rod 410 are all resilient. Preferably, the inner wall of the ball housing 210 is provided with the annular slide rail 110, and the connecting rod 410 is slidably connected to the annular slide rail 110, that is, one end of the connecting rod 410 can slide along the annular slide rail 110, so that the connecting rod 410 can smoothly swing slightly, thereby enhancing the buffering in the machine, prolonging the service life of the machine, and further improving the stability and accuracy of operation and use. The annular slide rail 110 may be disposed within the ball housing 210 integrally formed therewith, although the annular slide rail 110 could alternatively be disposed within the ball housing 210.
As shown in fig. 1 and 4, the joint 300 includes an abutting plate 310 and a joint rod 320 fixedly connected to the abutting plate 310, and the abutting plate 310 is an arc-shaped plate that is attached to the surface of the spherical elastic buffer 200, so as to better transmit the impact force. It is further preferred that the abutment plate 310 abuts with any of the reinforcement rings 220, thereby better transmitting the impact force.
In a preferred embodiment of the present invention, as shown in fig. 3 and 4, a sliding rail 110 is disposed on the inner wall of the cylinder 100 along the axial direction thereof, a sliding block 240 is disposed on the outer circumference of the spherical elastic buffer 200 through a spring 230, and the sliding block 240 is slidably connected to the sliding rail 110. Through the cooperation of the sliding rail 110 and the sliding block 240, the stressed spherical elastic buffer 200 can be stably compressed along the axial direction of the cylinder 100, and a space is provided for the expansion of the spherical elastic buffer 200 through the spring 230. Further, the abutting plate 310 is slidably connected to the sliding rail 110, thereby stabilizing the interference of the joint 300 with the spherical elastic buffer 200.
In a preferred embodiment of the present invention, as shown in fig. 6 and 7, the second elastic body is disposed inside the first elastic body, and the two elastic bodies are coaxial, so as to reduce the volume, enhance the strength of the barrel-shaped buffer connecting device, and prolong the service life of the barrel-shaped buffer connecting device. Specifically, the first elastic body includes a first housing 421 and a first spring body 422 sleeved inside the first housing 421 and abutting against the bottom thereof, the second elastic body includes a second housing 425 and a second spring body 426 sleeved inside the second housing 425 and abutting against the bottom thereof, and the other end of the first spring body 422 and the other end of the second spring body 426 abut against the corresponding connecting rods 410, respectively. Preferably, the first housing 421 and the second housing 425 are integrally formed. Further, the first elastic body includes a first abutting member 423 having two ends respectively abutting against the first spring body 422 and the corresponding connecting rod 410, and the second elastic body includes a second abutting member 427 having two ends respectively abutting against the second spring body 426 and the corresponding connecting rod 410.
In a preferred embodiment of the present invention, the elastic modulus of the first spring body 422 is different from the elastic modulus of the second spring body 426, so that two modes of micro-cushioning and macro-cushioning can be stacked to cope with more impact situations. Further, the first spring body 422 is selected from a first spring body group, the second spring body 426 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 230 with different elastic coefficients, so as to realize various buffer ranges for the combination of the first spring body 422 and the second spring body 426, and adapt to different working environments. Specifically, for example, the first spring body 422 set includes 100N, 200N and 300N springs and the second spring body set includes 25N, 50N and 75N springs, thereby allowing a technician to select and adjust for field conditions to combine optimal cushioning effects.
In a preferred embodiment of the present invention, as shown in fig. 8 and 9, the first abutting piece 423 includes an abutting ring 424 abutting against the first spring body 422, and the abutting ring 424 is movable in a gap formed between the first housing 421 and the second housing 425. At this time, the first abutting part 423 further comprises a plurality of rod bodies arranged along the circumferential direction of the abutting ring 424, and the connecting piece 431 is preferentially arranged at the other ends of the rod bodies, so that the overall strength of the first abutting part 423 is enhanced, and the replacement is convenient. Similarly, the second contact member 427 includes a contact piece 428 that contacts the second spring body 426, and the contact piece 428 is movable in the second housing 425. By the arrangement of the abutting ring 424 and the abutting piece 428, the contact area with the first spring body 422 or the second spring body 426 is increased, so that the first spring body 422 or the second spring body 426 can be smoothly extended and contracted, and the use stability of the elastic element 420 is improved.
Preferably, as shown in fig. 10, the first elastic body further includes a first guide assembly disposed between an outer circumference of the abutment ring 424 and an inner wall of the first housing 421, and/or between an inner circumference of the abutment ring 424 and an outer wall of the second housing 425. Likewise, the second elastic body further includes a second guide member disposed between the outer periphery of the abutting piece 428 and the inner wall of the second housing 425. The first and second guide assemblies each include a guide block 429 and a mating guide slot 430. Through the arrangement of the first guide assembly and the second guide assembly, the accuracy of the moving direction of the abutting ring 424 or the abutting sheet 428 is ensured, the friction between the abutting ring 424 or the abutting sheet 428 and the shell is reduced, and the moving fluency is improved.
In a preferred embodiment of the present invention, the adjacent spherical elastic buffers 200 are fixedly connected to each other, so as to prevent the spherical elastic buffers 200 from rotating with each other, and to stably adjust the buffering action.
In a preferred embodiment of the present invention, as shown in fig. 5, three reinforcing rings 220 are provided, the central points of the three reinforcing rings 220 are all overlapped with the central point of the ball housing 210, and the radial directions of the three reinforcing rings 220 are perpendicular to each other, so as to better transmit impact force to the surface of the ball housing 210, achieve good buffering protection effect on the whole interior of the machine, prolong the service life of the machine, and improve the stability and accuracy of operation and use.
Generally speaking, the ball housing 210 is formed by splicing two symmetrical shell pieces, and has the advantages of simple structure and convenient manufacture, but the splicing points are few, the seam line is long, the buffering effect is limited, and the splicing part is easy to damage. Therefore, in a preferred embodiment of the present invention, the ball housing 210 comprises several pieces that can be spliced together to form a ball, so that the ball housing 210 has multiple splicing points and multiple short-circuiting stitches, thereby providing better cushioning and facilitating the partial replacement of the ball housing 210.
In a preferred embodiment of the present invention, either or both of the ball housing 210 and the reinforcing ring 220 are made of metal sheets to achieve good strength and long service life, and at the same time, the metal sheets have good elasticity, so that the ball housing 210 and the reinforcing ring 220 can deform with external load to achieve good buffering effect. Or, the outer peripheries of either or both of the ball housing 210 and the reinforcing ring 220 may be provided with rubber rings to reduce damage such as scratch and collision and prolong the service life.
In a preferred embodiment of the present invention, a protective sleeve is disposed outside the elastic element 420, and the protective sleeve is sleeved on the connecting rod 410, so as to enhance the strength of the connection between the elastic element 420 and the connecting rod 410 and prolong the service life.
In summary, the main body of the present invention adopts the cylinder body to form the linear connection structure, and is suitable for various machine parts, mechanisms and equipment joints, effective buffering is achieved by the plurality of spherical elastic buffering parts inside the cylinder body, the spherical shell forms the spherical main body structure, and the plurality of crossed reinforcing rings are annularly arranged outside the spherical shell, so that impact force can be uniformly dispersed to the periphery of the spherical shell, thereby achieving good buffering protection effect on the whole machine, prolonging the service life of the machine, and improving 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 (8)
1. A cylindrical buffering connecting device is characterized by comprising a cylinder body, a plurality of spherical elastic buffering parts which are sequentially arranged in the cylinder body one by one, and connecting pieces which are respectively arranged at two ends of the cylinder body, wherein the connecting pieces are abutted with the adjacent spherical elastic buffering parts;
the spherical elastic buffer piece comprises a spherical shell and a plurality of reinforcing rings arranged on the periphery of the spherical shell in a crossed manner, the reinforcing rings are arranged in a pairwise crossed manner at least, an installation block is arranged at the center of the spherical shell, a plurality of buffer mechanisms are connected between the spherical shell and the installation block, each buffer mechanism comprises a connecting rod and an elastic element which are coaxially connected in sequence at intervals, each elastic element comprises a first elastic body and a second elastic body, the first elastic body and the second elastic body are respectively abutted against the corresponding connecting rods, and the spherical shell, the reinforcing rings and the connecting rods are all elastic;
the joint piece comprises a butt joint plate and a joint rod fixedly connected with the butt joint plate, and the butt joint plate is an arc-shaped plate jointed with the surface of the spherical elastic buffer piece;
the inner wall of the cylinder body is provided with a slide rail along the axial direction of the cylinder body, the periphery of the spherical elastic buffer part is provided with a slide block through a spring, and the slide block is connected with the slide rail in a sliding manner;
the abutting plate is connected with the sliding rail in a sliding mode.
2. The barrel cushion connection as in claim 1, wherein the inner wall of the ball housing is provided with an annular slide track, the connecting rod being slidably connected to the annular slide track.
3. The barrel-shaped buffer connecting device according to claim 1, wherein the second elastic body is disposed inside the first elastic body and coaxial with the first elastic body, the first elastic body comprises a first shell and a first spring body sleeved inside the first shell and abutting against the bottom of the first shell, the second elastic body comprises a second shell and a second spring body sleeved inside the second shell and abutting against the bottom of the second shell, and the other end of the first spring body and the other end of the second spring body abut against the corresponding connecting rod respectively.
4. The barrel cushion connection as in claim 3, wherein the spring rate of the first spring body and the spring rate of the second spring body are different.
5. The barrel cushion connection as in claim 3, wherein said first spring body is selected from a first spring body group and said second spring body is selected from a second spring body group, said first spring body group and said second spring body group each comprising at least three springs of different spring constants.
6. The barrel cushion connection as recited in claim 3, wherein said first resilient body includes a first abutment member having ends respectively abutting said first spring body and said corresponding connecting rod, and said second resilient body includes a second abutment member having ends respectively abutting said second spring body and said corresponding connecting rod.
7. The barrel cushion connection as in claim 6, wherein the first abutment comprises an abutment ring in abutment with the first spring body, the abutment ring being movable in a gap formed by the first housing and the second housing.
8. The barrel cushion attachment arrangement of claim 7, wherein the first elastomer further comprises a first guide assembly disposed between an outer periphery of the abutment ring and an inner wall of the first housing and/or between an inner periphery of the abutment ring and an outer wall of the second housing.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010803966.4A CN111895037B (en) | 2020-08-11 | 2020-08-11 | Cylindrical buffer connecting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010803966.4A CN111895037B (en) | 2020-08-11 | 2020-08-11 | Cylindrical buffer connecting device |
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| CN111895037A CN111895037A (en) | 2020-11-06 |
| CN111895037B true CN111895037B (en) | 2022-04-22 |
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| CN111895037A (en) | 2020-11-06 |
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