CN103847446A - Elastic drawing mechanism - Google Patents
Elastic drawing mechanism Download PDFInfo
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- CN103847446A CN103847446A CN201210501914.7A CN201210501914A CN103847446A CN 103847446 A CN103847446 A CN 103847446A CN 201210501914 A CN201210501914 A CN 201210501914A CN 103847446 A CN103847446 A CN 103847446A
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- traction piece
- traction
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Abstract
The invention discloses an elastic drawing mechanism which comprises a first drawing piece and a second drawing piece. The left end of the second drawing piece is connected with the right end of the first drawing piece through a damping elastic mechanism, the left end of the first drawing piece and the right end of the second drawing piece are arranged in parallel at intervals and are overlapped in the vertical direction, and the damping elastic mechanism is arranged at the overlapped portion correspondingly. The elastic drawing mechanism is ingenious and reasonable in structure. The damping elastic mechanism is arranged to achieve a better elastic damping effect, large elastic deformation can be achieved, a good sudden impact and high frequency vibration absorption effect is achieved, a better damping effect is achieved, flexible buffering is achieved, and the shock and the impact in various directions can be reduced in the drawing process. The elastic drawing mechanism is simple in whole structure and convenient to use, meanwhile reduces machining cost, and is simple to manufacture and machine and capable of being widely applied to various traction products.
Description
Technical field
The present invention relates to traction technique field, be specifically related to a kind of elastic traction mechanism.
Background technology
Tradition draw bar is generally integral type, directly uses steel-pipe welding to form, or divides and stop formula, centre connects with safety pin, all belongs to rigid construction, and elasticity modulus is little, often do not there is shock absorber, or just shock absorber is installed at draw bar with being pulled on the contact surface of thing.In the time that running ground unfairness or traction system are subject to impact load, be prone to the situation of impacting and shaking, traditional elastic traction mechanism does not have shock absorber substantially, only there are some elastic traction mechanisms to use safety pin, in the time transshipping or shake excessive situation, the easy wear and rupture of traditional draw bar, use and bring a lot of inconvenience to user, meanwhile, the shock absorber that it is external, is difficult to guarantee the buffering requirement of draw bar all directions.
Summary of the invention
The object of the invention is to, for the above-mentioned deficiency of existing draw bar, provide a kind of structure design ingenious, reasonable, produce easily, impact-absorbing load voluntarily, reach the elastic traction mechanism of buffering traction object.
For achieving the above object, technical scheme provided by the present invention is:
One elastic traction mechanism, it comprises one first traction piece and one second traction piece, the left end of this second traction piece is connected with the right-hand member of described the first traction piece by a damping elastic body.
The right end portion of the left end portion of described the first traction piece and the second traction piece interval that is parallel to each other arranges, and shape in an overlapping in the vertical direction, and described damping elastic body correspondence is arranged on overlapping part.
Described the first traction piece is that curved the tearing open of an employing strip metal plate punching press forms, and its left position is provided with an installation portion.
Described installation portion comprises the circular mounting hole that two pore sizes differ, the larger circular mounting hole of its mesoporous is near the left part of described the first traction piece, the left part away from described the first traction piece is omited in less circular mounting hole, aperture, and is arranged in order along the long limit trend of this first traction piece.Easy to use, installation and removal are easy.
Described the second traction piece is that curved the tearing open of an employing strip metal plate punching press forms, and its right end position is provided with an installation portion.
Described installation portion comprises the circular mounting hole that two pore sizes differ, the larger circular mounting hole of its mesoporous is near the right part of described the second traction piece, the right part away from described the second traction piece is omited in less circular mounting hole, aperture, and is arranged in order along the long limit trend of this second traction piece.Easy to use, installation and removal are easy.
Described damping elastic body comprises that a spring element and two moves towards orthogonal pipe link with the long limit of the left end portion of described the first traction piece or the right end portion of the second traction piece respectively, the wherein middle part pivot joint of the upper end of head rod and described the first traction piece, the left end pivot joint of lower end and described the second traction piece, and be connected with described spring element one end; The middle part pivot joint of the lower end of the second pipe link and described the second traction piece, the right-hand member pivot joint of upper end and described the first traction piece, and be connected with the described spring element other end.
Described spring element comprises a strut bar and is symmetricly set on the retracing spring at these strut bar two ends.
Described the first traction piece is provided with and described head rod or the suitable pivoted hole group of the second pipe link, this pivoted hole group comprises the manhole that three pore sizes differ, and its trend of long limit along described the first traction piece sets gradually according to aperture putting in order from big to small or from small to large.Easy to use, installation and removal are easy.
Described the second traction piece is provided with and described head rod or the suitable pivoted hole group of the second pipe link, this pivoted hole group comprises the manhole that three pore sizes differ, and its trend of long limit along described the second traction piece sets gradually according to aperture putting in order from big to small or from small to large.Easy to use, installation and removal are easy.
Beneficial effect of the present invention is: structure design of the present invention is ingenious, reasonable, be provided with damping elastic body, there is good elastic damping effect, can obtain larger elastic deformation, this absorption for unexpected impact and high-frequency vibration has good effect, damping and generation flexible buffer better, success solves vibrations and the impact of all directions in distraction procedure, and integral structure is simple, easy to use, cut down finished cost, manufacture processing is simple and easy, can be widely used in multi-form traction products simultaneously.
Below in conjunction with accompanying drawing and embodiment, the present invention is further described.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
The specific embodiment
Referring to Fig. 1, a kind of elastic traction mechanism that the present embodiment provides, it comprises one first traction piece 1 and one second traction piece 2, the left end of this second traction piece 2 is connected with the right-hand member of described the first traction piece 1 by a damping elastic body 3.Be provided with damping elastic body 3, have good elastic damping effect, can obtain larger elastic deformation, this absorption for unexpected impact and high-frequency vibration has good effect, damping and generation flexible buffer better, the vibrations and the impact that successfully solve all directions in distraction procedure.The right end portion of the left end portion of described the first traction piece 1 and the second traction piece 2 interval that is parallel to each other arranges, and shape in an overlapping in the vertical direction, and described damping elastic body 3 correspondences are arranged on overlapping part.Described the first traction piece 1 is that curved the tearing open of an employing strip metal plate punching press forms, and its left position is provided with an installation portion 11.In the present embodiment, described installation portion 11 comprises the circular mounting hole that two pore sizes differ, the larger circular mounting hole of its mesoporous is near the left part of described the first traction piece, the left part away from described the first traction piece is omited in less circular mounting hole, aperture, and is arranged in order along the long limit trend of this first traction piece.Easy to use, installation and removal are easy.In other embodiment, can be according to the requirement of installation and removal, independently set the quantity in circular mounting hole and put in order.Described the second traction piece 2 is that curved the tearing open of an employing strip metal plate punching press forms, and its right end position is provided with an installation portion 21.In the present embodiment, described installation portion 21 comprises the circular mounting hole that two pore sizes differ, the larger circular mounting hole of its mesoporous is near the right part of described the second traction piece, the right part away from described the second traction piece is omited in less circular mounting hole, aperture, and is arranged in order along the long limit trend of this second traction piece.Easy to use, installation and removal are easy.In other embodiment, can be according to the requirement of installation and removal, independently set the quantity in circular mounting hole and put in order.Described damping elastic body 3 comprises that a spring element 33 and two moves towards orthogonal pipe link with the long limit of the left end portion of described the first traction piece 1 or the right end portion of the second traction piece 2 respectively, the wherein middle part pivot joint of the upper end of head rod 31 and described the first traction piece 1, the left end pivot joint of lower end and described the second traction piece 2, and be connected with described spring element 33 one end; The middle part pivot joint of the lower end of the second pipe link 32 and described the second traction piece 2, the right-hand member pivot joint of upper end and described the first traction piece 1, and be connected with described spring element 33 other ends.Described spring element 33 comprises a strut bar 331 and is symmetricly set on the retracing spring 332 at these strut bar 331 two ends.Described the first traction piece 1 is provided with the pivoted hole group 12 suitable with described head rod 31, with the suitable pivoted hole group 13 of the second pipe link 32, in the present embodiment, this pivoted hole group 12,13 respectively comprises the manhole that three pore sizes differ, and its trend of long limit along described the first traction piece 1 sets gradually according to aperture putting in order from big to small or from small to large.Easy to use, installation and removal are easy.In other embodiment, can be according to the requirement of installation and removal, independently set the quantity of manhole and put in order.Described the second traction piece 2 is provided with the pivoted hole group 22 suitable with described head rod 31, with the suitable pivoted hole group 23 of the second pipe link 32, in the present embodiment, this pivoted hole group 22,23 respectively comprises the manhole that three pore sizes differ, and its trend of long limit along described the second traction piece 2 sets gradually according to aperture putting in order from big to small or from small to large.Easy to use, installation and removal are easy.In other embodiment, can be according to the requirement of installation and removal, independently set the quantity of manhole and put in order.
As described in the above embodiment the present invention, adopt structure same or analogous with it and the attaching parts of other structure of obtaining, all in protection domain of the present invention.
Claims (8)
1. an elastic traction mechanism, it is characterized in that, it comprises one first traction piece and one second traction piece, the left end of this second traction piece is connected with the right-hand member of described the first traction piece by a damping elastic body, the right end portion of the left end portion of described the first traction piece and the second traction piece be parallel to each other interval arrange, and shape in an overlapping in the vertical direction, described damping elastic body correspondence is arranged on overlapping part, described damping elastic body comprises that a spring element and two moves towards orthogonal pipe link with the long limit of the left end portion of described the first traction piece or the right end portion of the second traction piece respectively, the wherein middle part pivot joint of the upper end of head rod and described the first traction piece, the left end pivot joint of lower end and described the second traction piece, and be connected with described spring element one end, the middle part pivot joint of the lower end of the second pipe link and described the second traction piece, the right-hand member pivot joint of upper end and described the first traction piece, and be connected with the described spring element other end.
2. elastic traction according to claim 1 mechanism, is characterized in that: described the first traction piece is that curved the tearing open of an employing strip metal plate punching press forms, and its left position is provided with an installation portion.
3. elastic traction according to claim 2 mechanism, it is characterized in that: described installation portion comprises the circular mounting hole that two pore sizes differ, the larger circular mounting hole of its mesoporous is near the left part of described the first traction piece, the left part away from described the first traction piece is omited in less circular mounting hole, aperture, and is arranged in order along the long limit trend of this first traction piece.
4. elastic traction according to claim 3 mechanism, is characterized in that: described the second traction piece is that curved the tearing open of an employing strip metal plate punching press forms, and its right end position is provided with an installation portion.
5. elastic traction according to claim 4 mechanism, it is characterized in that: described installation portion comprises the circular mounting hole that two pore sizes differ, the larger circular mounting hole of its mesoporous is near the right part of described the second traction piece, the right part away from described the second traction piece is omited in less circular mounting hole, aperture, and is arranged in order along the long limit trend of this second traction piece.
6. elastic traction according to claim 5 mechanism, is characterized in that: described spring element comprises a strut bar and is symmetricly set on the retracing spring at these strut bar two ends.
7. elastic traction according to claim 6 mechanism, it is characterized in that: described the first traction piece is provided with and described head rod or the suitable pivoted hole group of the second pipe link, this pivoted hole group comprises the manhole that three pore sizes differ, and its trend of long limit along described the first traction piece sets gradually according to aperture putting in order from big to small or from small to large.
8. elastic traction according to claim 6 mechanism, it is characterized in that: described the second traction piece is provided with and described head rod or the suitable pivoted hole group of the second pipe link, this pivoted hole group comprises the manhole that three pore sizes differ, and its trend of long limit along described the second traction piece sets gradually according to aperture putting in order from big to small or from small to large.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210501914.7A CN103847446A (en) | 2012-11-28 | 2012-11-28 | Elastic drawing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210501914.7A CN103847446A (en) | 2012-11-28 | 2012-11-28 | Elastic drawing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103847446A true CN103847446A (en) | 2014-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210501914.7A Pending CN103847446A (en) | 2012-11-28 | 2012-11-28 | Elastic drawing mechanism |
Country Status (1)
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|---|---|
| CN (1) | CN103847446A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105564165A (en) * | 2015-12-28 | 2016-05-11 | 勾长虹 | Tow bar device for vehicle |
-
2012
- 2012-11-28 CN CN201210501914.7A patent/CN103847446A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105564165A (en) * | 2015-12-28 | 2016-05-11 | 勾长虹 | Tow bar device for vehicle |
| CN105564165B (en) * | 2015-12-28 | 2018-02-23 | 勾长虹 | Trailer lever apparatus for vehicle |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140611 |