CN210472436U - Suspension-like shock absorption mechanism - Google Patents

Suspension-like shock absorption mechanism Download PDF

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Publication number
CN210472436U
CN210472436U CN201920806533.7U CN201920806533U CN210472436U CN 210472436 U CN210472436 U CN 210472436U CN 201920806533 U CN201920806533 U CN 201920806533U CN 210472436 U CN210472436 U CN 210472436U
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CN
China
Prior art keywords
side plate
rocker arm
frame supporting
hole
supporting side
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Expired - Fee Related
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CN201920806533.7U
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Chinese (zh)
Inventor
胡树山
李福明
刘荣娥
任春
闫红芳
刘沅枝
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Individual
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Individual
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Priority to CN201920806533.7U priority Critical patent/CN210472436U/en
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Publication of CN210472436U publication Critical patent/CN210472436U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses a kind of suspension damper, include: the frame support side plate, the hinge seat, the shock absorber, the rotating shaft II, the rocker arm, the rod I, the main shaft, the third short shaft, the rod II and the wheel; the buffer damping device is arranged between the wheel and the frame of the wheelchair, when the wheelchair encounters uneven or bumpy road surfaces, the impact force of the wheel can be transmitted to the damper through the rod piece and the rocker arm, so that multi-angle damping can be realized to a certain extent, meanwhile, the impact force on the wheel shaft can be reduced, and the effect of protecting the wheel shaft is achieved; the device can well alleviate the vibration from the ground and absorb and alleviate the vibration energy in time, effectively reduces the bumping and shaking amplitude of the wheelchair during walking, and has the characteristics of safe and comfortable use.

Description

Suspension-like shock absorption mechanism
Technical Field
The utility model relates to a damper who uses on the car of riding instead of walk such as wheelchair, in particular to kind suspension damper.
Background
The walking-aid wheelchair is used as a special medical device, the function of the walking-aid wheelchair sets a service object to be a specific group or the old, and particularly for people with mobility disabilities, the walking-aid wheelchair is not only a walking tool, but also can walk and participate in social activities by virtue of the wheelchair; at present, although the existing wheelchairs on the market solve the traveling problem, the riding comfort of the existing wheelchairs still needs to be improved.
At present, in order to ride comfortably, a scooter such as a walking-aid wheelchair is generally provided with a shock-absorbing device, but when the wheelchair encounters an uneven road surface or a poor road surface condition, the wheelchair cannot buffer and absorb shock, so that the wheelchair jolts, the riding comfort is greatly reduced, even the wheelchair is tilted, a user is injured, and certain potential safety hazards exist; the above problems are that the damping device in the prior art can only damp in a linear direction, for example, the damping unit can only do linear motion in an up-and-down direction, and the damping effect is limited; the application No. 201110212630.1 provides a hub damper, and the application No. 201220750348.9 provides a damper wheel hub; the radial setting of the wheel hub (spoke) of wheel is all followed to a plurality of shock attenuation units of above-mentioned two patents, though can realize the multi-angle shock attenuation to a certain extent, but when meetting jolting, each shock attenuation unit's power is concentrated to central point and is put, and is bigger to the impact force of the flower-drum of wheel and shaft, and flower-drum or shaft need be made by the material of high strength, otherwise takes place easily to destroy, and the cost is higher, and the shock attenuation effect is not good enough.
Disclosure of Invention
An object of the utility model is to provide a kind suspension damper, simple structure, reasonable in design sets up buffering damping device between wheelchair wheel and frame, runs into not level or when jolting the road surface, and the vibrations that come from ground that can be fine are in time absorbed the vibrations energy and are mitigateed, effectively reduce the wheelchair jolt when the walking, shake the range, have the characteristics safe in utilization and comfortable, can effectively solve the problem in the background art.
The utility model adopts the technical scheme as follows: a suspension damping mechanism of the kind comprising: the frame support side plate, the hinge seat, the shock absorber, the rotating shaft II, the rocker arm, the rod I, the main shaft, the third short shaft, the rod II and the wheel;
the frame supporting side plate is provided with a mounting through hole which penetrates through the frame supporting side plate; symmetrical first short shafts are arranged on the front side of the mounting through hole and the two sides of the frame support side plate; symmetrical second short shafts are arranged below the first short shaft and on two sides of the frame support side plate;
the hinge seat is arranged at the bottom in the mounting through hole, a first rotating shaft perpendicular to the frame supporting side plate is arranged on the hinge seat, and the first rotating shaft is positioned at the lower end in the mounting through hole;
the shock absorber is obliquely arranged in the mounting through hole in a forward tilting mode, the lower end of the shock absorber is hinged to the first rotating shaft, the upper end of the shock absorber is provided with a hinge through hole, a second rotating shaft is arranged in the hinge through hole and is perpendicular to the frame supporting side plate, the second rotating shaft penetrates through the hinge through hole, and two ends of the second rotating shaft are located on two sides of the frame supporting side plate;
the rocker arm is V-shaped, connecting through holes are formed in the middle of the front end, the rear end and the lower part of the rocker arm, the rocker arm and the frame supporting side plate are installed in parallel, and two sides of the frame supporting side plate are symmetrically installed; the rear end of the rocker arm is hinged to the second rotating shaft, the middle of the lower part of the rocker arm is hinged to the first short shaft, and the front end of the rocker arm is hinged to the upper end of the second rod piece;
the first rod piece and the frame supporting side plate are arranged in parallel, and two frame supporting side plates are symmetrically arranged on two sides of the frame supporting side plate; the rear end, the middle and the front end of the rod piece are provided with connecting through holes, the rear end of the rod piece is hinged on the second short shaft, and the front end of the rod piece extends obliquely downwards, exceeds the frame supporting side plate and is hinged on the main shaft at the inner side of the wheel;
the third short shaft penetrates through a connecting through hole between the first two rod pieces and is fixed with the first two rod pieces;
the second rod piece is arranged in parallel with the frame supporting side plate, and two frame supporting side plates are symmetrically arranged on two sides of the frame supporting side plate; the upper end and the lower end of the second rod piece are provided with connecting through holes, the upper end of the second rod piece is hinged with the front end of the rocker arm, and the lower end of the second rod piece extends obliquely downwards, exceeds the frame supporting side plate and is hinged on a third short shaft;
the wheels are arranged on the outer side of the main shaft.
Furthermore, the mounting through hole inclines forwards, the upper end and the lower end of the mounting through hole are arc-shaped, and the upper end is large and the lower end is small.
Further, articulated seat comprises the clamping piece of controlling two symmetries and pivot one in the middle of, and upper portion in the middle of pivot one is located two clamping pieces, and a pivot both ends and the clamping piece body coupling of both sides are the centre gripping seam in the middle of two clamping piece lower parts, and two clamping piece lower parts still are provided with connect the via hole, and two clamping piece lower parts clamp support curb plate both sides at the frame, pass the frame through the bolt and support curb plate after-fixing.
Furthermore, the rocker arm is of a double-layer structure and comprises a front side clamping plate and a rear side clamping plate, a clamping plate seam is formed between the front side clamping plate and the rear side clamping plate, the middle of the lower part of the middle of the two clamping plates is fixed into a whole through a cylindrical connecting rod, and connecting through holes arranged at the front end, the rear end and the middle of the lower part of the rocker arm penetrate through the front side clamping plate and the rear side clamping plate; the upper end of the second rod piece is rotatably hinged between the two clamping plates through a short shaft.
Furthermore, the device can be applied to the mobility scooter such as a wheelchair, a baby stroller and the like.
The beneficial effects of the utility model reside in that: the utility model provides a suspension-like damping mechanism, which has simple structure and reasonable design, a buffering damping device is arranged between the wheel of the wheelchair and the frame, when the wheelchair encounters uneven or bumpy road surface, the impact force of the wheel can be transmitted to a damper through a rod piece and a rocker arm, so that multi-angle damping can be realized to a certain extent, and meanwhile, the impact force to a wheel shaft can be reduced, so as to play a role in protecting the wheel shaft; the device can well alleviate the vibration from the ground and timely absorb and alleviate the vibration energy, effectively reduces the bumping and shaking amplitude of the wheelchair during walking, has the characteristics of safe and comfortable use, and can effectively solve the problems in the background technology.
Drawings
FIG. 1 is a perspective view of the outer side of the side support plate of the vehicle frame.
FIG. 2 is a schematic perspective view of the inner side of the side support plate of the bicycle frame.
FIG. 3 is a side view of the side panel of the frame support.
FIG. 4 is a front view of the side support panel of the vehicle frame.
Fig. 5 is a schematic view of the installation position of the hinge base.
Fig. 6 is a perspective view of the hinge base.
FIG. 7 is a detailed view of the outboard side of the frame support side panel.
Fig. 8 is a perspective view of the vehicle frame with the side support panel removed.
Fig. 9 is a front perspective view of a rocker arm.
Fig. 10 is a structural diagram of the first rod.
Fig. 11 is a front perspective view of the device.
Fig. 12 is a schematic structural view of the second rod.
Fig. 13 is a schematic view of the mounting position of the wheel.
FIG. 14 is a side perspective view of a rocker arm
In the figure: the frame support side plate comprises a frame support side plate 1, a mounting through hole 101, a first short shaft 102, a second short shaft 103, a hinged seat 2, a first rotating shaft 201, a clamping piece 202, a clamping seam 203, a shock absorber 3, a second rotating shaft 4, a rocker arm 5, a front side clamping plate 501, a rear side clamping plate 502, a clamping seam 503, a cylindrical connecting rod 504, a connecting through hole 6, a first rod piece 7, a main shaft 8, a third short shaft 9, a second rod piece 10 and a wheel 11.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings, which are only used for illustrating the technical solutions of the present invention and are not limited.
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", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of 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 construed as limiting the present invention; furthermore, the terms "first", "second", etc. 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 present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other; the specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
A suspension-like damping mechanism comprising: the bicycle frame comprises a frame supporting side plate 1, a hinged seat 2, a shock absorber 3, a second rotating shaft 4, a rocker arm 5, a first rod piece 7, a main shaft 8, a third short shaft 9, a second rod piece 10 and wheels 11;
as shown in fig. 3 and 4, the frame support side plate 1 is provided with an installation through hole 101, and the installation through hole 101 penetrates through the frame support side plate 1; symmetrical first short shafts 102 are arranged on the front side of the mounting through hole 101 and on two sides of the frame support side plate 1; a second short shaft 103 is symmetrically arranged below the first short shaft 102 and on two sides of the frame support side plate 1;
as shown in fig. 5, the hinge base 2 is mounted at the bottom in the mounting through hole 101, a first rotating shaft 201 perpendicular to the frame support side plate 1 is arranged on the hinge base, and the first rotating shaft 201 is located at the lower end in the mounting through hole 101;
as shown in fig. 7, the shock absorber 3 is arranged in the mounting through hole 101 in a forward tilting manner, the lower end of the shock absorber is hinged to the first rotating shaft 201, the upper end of the shock absorber is provided with a hinge through hole, a second rotating shaft 4 is arranged in the hinge through hole, the second rotating shaft 4 is perpendicular to the frame supporting side plate 1, the second rotating shaft 4 penetrates through the hinge through hole, and two ends of the second rotating shaft are positioned on two sides of the frame supporting side plate 1;
as shown in fig. 8 and 9, the rocker arm 5 is V-shaped, the connecting through hole 6 is arranged in the middle of the front end, the rear end and the lower part of the rocker arm, the rocker arm 5 is installed in parallel with the frame support side plate 1, and two sides of the frame support side plate 1 are symmetrically installed; the rear end of the rocker arm 5 is hinged to the second rotating shaft 4, the middle of the lower part of the rocker arm 5 is hinged to the first short shaft 102, and the front end of the rocker arm 5 is hinged to the upper end of the second rod piece 10;
as shown in fig. 8 and 10, the first rod piece 7 is installed in parallel with the frame support side plate 1, and two frame support side plates 1 are symmetrically installed on two sides; the rear end, the middle and the front end of the first rod piece 7 are provided with connecting through holes 6, the rear end of the first rod piece 7 is hinged on the second short shaft 103, and the front end of the first rod piece 7 extends obliquely downwards, exceeds the frame supporting side plate 1 and is hinged on a main shaft 8 at the inner side of the wheel 11;
the third short shaft 9 penetrates through the connecting through hole 6 between the two first rod pieces 7 and is fixed with the two first rod pieces 7;
as shown in fig. 8, 11 and 12, the second rod 10 is installed in parallel with the frame support side plate 1, and two members are symmetrically installed on two sides of the frame support side plate 1; the upper end and the lower end of the second rod piece 10 are provided with connecting through holes 6, the upper end of the second rod piece 10 is hinged with the front end of the rocker arm 5, and the lower end of the second rod piece 10 extends obliquely downwards, exceeds the frame supporting side plate 1 and is hinged on a third short shaft 9;
as shown in fig. 13, the wheel 11 is mounted on the outside of the main shaft 8.
Further, as shown in fig. 3, the mounting through hole 101 is inclined forward, the upper end and the lower end are arc-shaped, the upper end is large, the lower end is small, the mounting through hole 101 can accommodate the damper 3, the lower end rotating shaft 201 is used as a shaft to rotate, and the automatic adjustment is performed according to the transmitted impact force.
Further, as shown in fig. 6, the hinge base 2 is composed of a left clamping piece 202 and a right clamping piece 202 which are symmetrical to each other and a middle rotating shaft 201, the rotating shaft 201 is located at the upper part of the middle of the two clamping pieces 202, two ends of the rotating shaft 201 are integrally connected with the clamping pieces 202 at two sides, a clamping gap 203 is arranged in the middle of the lower parts of the two clamping pieces 202, the lower parts of the two clamping pieces 202 are also provided with connecting through holes 6, and the lower parts of the two clamping pieces 202 are clamped at two sides of the frame supporting side plate 1 and fixed after; the hinge base 2 can fix the lower end of the damper 3 while being rotatably restricted from moving axially.
Further, as shown in fig. 9 and 14, the rocker arm 5 has a double-layer structure, and includes a front side plate 501 and a rear side plate 502, a plate seam 503 is formed between the front side plate 501 and the rear side plate 502, the middle of the lower portion of the middle of the two plates is fixed into a whole by a cylindrical connecting rod 504, and the connecting through holes 6 formed in the front end, the rear end and the middle of the lower portion of the rocker arm 5 penetrate through the front side plate and the rear side plate; the upper end of the second rod piece 10 is rotatably hinged between the two clamping plates through a short shaft; the double-layer structure of the rocker arm 5 can ensure that the second rod piece 10 cannot generate axial deviation.
Furthermore, the device can be applied to the mobility scooter such as a wheelchair, a baby stroller and the like.
The working principle of the device is as follows: when uneven or bumpy road surfaces are met, the wheels can transmit impact force to the shock absorber through the first rod piece, the second rod piece and the rocker arm which are hinged, and the components are connected in a rotatable hinged mode, so that multi-angle shock absorption can be realized to a certain degree; meanwhile, the impact force on the wheel shaft can be reduced, and the effect of protecting the wheel shaft is achieved; in addition, the first rod piece, the second rod piece and the rocker arm are symmetrically arranged, so that the gravity generated by the first rod piece, the second rod piece and the rocker arm can be effectively dispersed to two sides with impact force generated in the motion, the whole damping effect cannot be influenced, and the shock absorber is arranged in the frame supporting side plate to enable the mechanism to be stressed more uniformly.
The device can well alleviate the vibration from the ground and absorb and alleviate the vibration energy in time, effectively reduces the bumping and shaking amplitude of the wheelchair during walking, and has the characteristics of safe and comfortable use.
Although the present invention has been described in detail with reference to the foregoing examples, it will be apparent to those skilled in the art that various changes and modifications can be made in the embodiments described above, or equivalent changes and modifications can be made to some of the technical features of the embodiments described above, and any changes, equivalents, and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (4)

1. A suspension damping mechanism of the kind comprising: the frame support side plate, the hinge seat, the shock absorber, the rotating shaft II, the rocker arm, the rod I, the main shaft, the third short shaft, the rod II and the wheel;
the frame supporting side plate is provided with a mounting through hole which penetrates through the frame supporting side plate; symmetrical first short shafts are arranged on the front side of the mounting through hole and the two sides of the frame support side plate; symmetrical second short shafts are arranged below the first short shaft and on two sides of the frame support side plate;
the hinge seat is arranged at the bottom in the mounting through hole, a first rotating shaft perpendicular to the frame supporting side plate is arranged on the hinge seat, and the first rotating shaft is positioned at the lower end in the mounting through hole;
the shock absorber is obliquely arranged in the mounting through hole in a forward tilting mode, the lower end of the shock absorber is hinged to the first rotating shaft, the upper end of the shock absorber is provided with a hinge through hole, a second rotating shaft is arranged in the hinge through hole and is perpendicular to the frame supporting side plate, the second rotating shaft penetrates through the hinge through hole, and two ends of the second rotating shaft are located on two sides of the frame supporting side plate;
the rocker arm is V-shaped, connecting through holes are formed in the middle of the front end, the rear end and the lower part of the rocker arm, the rocker arm and the frame supporting side plate are installed in parallel, and two sides of the frame supporting side plate are symmetrically installed; the rear end of the rocker arm is hinged to the second rotating shaft, the middle of the lower part of the rocker arm is hinged to the first short shaft, and the front end of the rocker arm is hinged to the upper end of the second rod piece;
the first rod piece and the frame supporting side plate are arranged in parallel, and two frame supporting side plates are symmetrically arranged on two sides of the frame supporting side plate; the rear end, the middle and the front end of the rod piece are provided with connecting through holes, the rear end of the rod piece is hinged on the second short shaft, and the front end of the rod piece extends obliquely downwards, exceeds the frame supporting side plate and is hinged on the main shaft at the inner side of the wheel;
the third short shaft penetrates through a connecting through hole between the first two rod pieces and is fixed with the first two rod pieces;
the second rod piece is arranged in parallel with the frame supporting side plate, and two frame supporting side plates are symmetrically arranged on two sides of the frame supporting side plate; the upper end and the lower end of the second rod piece are provided with connecting through holes, the upper end of the second rod piece is hinged with the front end of the rocker arm, and the lower end of the second rod piece extends obliquely downwards, exceeds the frame supporting side plate and is hinged on a third short shaft;
the wheels are arranged on the outer side of the main shaft.
2. The suspension-like damping mechanism according to claim 1, wherein: the mounting through hole inclines forwards, the upper end and the lower end of the mounting through hole are arc-shaped, and the upper end is large and the lower end is small.
3. The suspension-like damping mechanism according to claim 1, wherein: articulated seat comprises the clamping piece of controlling two symmetries and pivot one in the middle of, and upper portion in the middle of two clamping pieces is located to pivot one, and a pivot both ends and the clamping piece body coupling of both sides are the centre gripping seam in the middle of two clamping piece lower parts, and two clamping piece lower parts still are provided with connect the via hole, and two clamping piece lower parts clamp support curb plate both sides at the frame, pass the frame through the bolt and support curb plate after-fixing.
4. The suspension-like damping mechanism according to claim 1, wherein: the rocker arm is of a double-layer structure and comprises a front side clamping plate and a rear side clamping plate, a clamping plate seam is formed between the front side clamping plate and the rear side clamping plate, the middle of the lower part of the middle of the two clamping plates is fixed into a whole through a cylindrical connecting rod, and connecting through holes arranged at the front end, the rear end and the middle of the lower part of the rocker arm penetrate through the front side clamping plate and the rear side clamping plate; the upper end of the second rod piece is rotatably hinged between the two clamping plates through a short shaft.
CN201920806533.7U 2019-05-31 2019-05-31 Suspension-like shock absorption mechanism Expired - Fee Related CN210472436U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920806533.7U CN210472436U (en) 2019-05-31 2019-05-31 Suspension-like shock absorption mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920806533.7U CN210472436U (en) 2019-05-31 2019-05-31 Suspension-like shock absorption mechanism

Publications (1)

Publication Number Publication Date
CN210472436U true CN210472436U (en) 2020-05-08

Family

ID=70512550

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920806533.7U Expired - Fee Related CN210472436U (en) 2019-05-31 2019-05-31 Suspension-like shock absorption mechanism

Country Status (1)

Country Link
CN (1) CN210472436U (en)

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200508

Termination date: 20210531

CF01 Termination of patent right due to non-payment of annual fee