CN202170949U - Shock-absorbing device and engineering machinery using same - Google Patents
Shock-absorbing device and engineering machinery using same Download PDFInfo
- Publication number
- CN202170949U CN202170949U CN201120248587XU CN201120248587U CN202170949U CN 202170949 U CN202170949 U CN 202170949U CN 201120248587X U CN201120248587X U CN 201120248587XU CN 201120248587 U CN201120248587 U CN 201120248587U CN 202170949 U CN202170949 U CN 202170949U
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- plate
- ear plate
- lower supporting
- damping device
- backup pad
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Abstract
The utility model provides a shock-absorbing device and engineering machinery using the same. The shock-absorbing device comprises an elastic supporting shock-absorbing system which is composed of an upper supporting plate, a lower supporting plate, an upper lug plate, a first lower lug plate, a second lower lug plate and a plurality of elastic elements. The upper lug plate is fixed on the upper supporting plate, the lower supporting plate is provided with guide through grooves, the first lower lug plate and the second lower lug plate are slidably arranged on the lower supporting plate through the guide through grooves, and the elastic elements are connected with the upper lug plate, the first lower lug plate and the second lower lug plate. The shock-absorbing device can absorb shocks and have supporting effects on the shocks in vertical and horizontal directions, prevent important elements of the engineering machinery from being damaged due to overlarge shocks and further avoid the overlarge shocks of the important elements such as a high-speed rotating shaft, a cab and the like in vertical and horizontal directions.
Description
Technical field
The utility model relates to a kind of damping device and uses the engineering machinery of this damping device.
Background technique
At present, the running shaft on the engineering machinery, operator cabin, driver's chair, and some need be kept away the critical elements of shaking etc. and all need take some initiatively or passive vibration reducing measures.Vibration damper as a kind of use vibration damping equipment very widely; Use on engineering machinery is more and more frequent; General vibration damper all is to keep away between the element that shakes and the vehicle frame at needs with the such damping material of similar nitrile rubber or spring vibration insulation is set, and controls the vertical or horizontal vibration of elements such as operator cabin.But there is bigger drawback in this measure, for example, and when using nitrile rubber merely as the vibroisolating material of vibration damper; Serious in order to prevent the vibration damper distortion; The weight that nitrile rubber needs certain rigidity and hardness to support elements such as operator cabin so just has to sacrifice its damping property, therefore; The damping property of rubber is had a greatly reduced quality, thereby cause the critical elements of engineering machinery impaired easily.And use spring as damping material; The easy generating period vibration of spring-supported parts, effectiveness in vibration suppression is very limited, and spring generally can only be controlled vertical vibration; Vibration to substantially horizontal is powerless, causes elements such as operator cabin to be swung in the horizontal direction seriously.
A kind of damping device of damping effect preferably that has is provided, becomes the problem of needing solution badly.
The model utility content
In order to overcome the above-mentioned defective and the deficiency of existing technology; The purpose of the utility model is to provide a kind of damping device; Comprise the yielding support shock mitigation system; This yielding support shock mitigation system comprises upper backup pad, lower supporting plate, upper ear plate, first lower ear plate, second lower ear plate and plurality of elastic element, and this upper ear plate is fixed on this upper backup pad, offers guide groove on this lower supporting plate; This first lower ear plate, second lower ear plate are arranged on this lower supporting plate through this guide groove slidably, and this elastic element connects this upper ear plate, first lower ear plate and second lower ear plate.
Simultaneously, the utility model provides a kind of engineering machinery of using aforesaid damping device.
This damping device can all have the effect of damping and supporting simultaneously to the vibration that vertically reaches substantially horizontal; The critical elements that not only can prevent engineering machinery is damaged because of excessive vibration, and can prevent as critical elements such as high speed rotating shaft and operator cabin in the horizontal direction with Vertical direction on excessive vibration.
Description of drawings
The three-dimensional package assembly schematic representation of the damping device that provides for the utility model preferred embodiment shown in Figure 1.
Shown in Figure 2 is the three-dimensional decomposition texture schematic representation of the damping device that the utility model preferred embodiment provides among Fig. 1.
The damping device that is the utility model preferred embodiment provides among Fig. 1 shown in Figure 3 is applied to the partial sectional view of engineering machinery.
Embodiment
To combine the Fig. 1 to Fig. 3 in the utility model preferred embodiment below, the technological scheme among the utility model embodiment will be carried out clear, intactly description.
Please combine to consult Fig. 1 and Fig. 2, the utility model provides a kind of damping device 100, and it is applied in the engineering machinery.This damping device 100 comprises yielding support shock mitigation system and damping support shock mitigation system.
This yielding support shock mitigation system comprises upper backup pad 20, lower supporting plate 21, upper ear plate 22, first lower ear plate 23, second lower ear plate 24 and plurality of elastic element 25.Offer two positioning holes (figure do not show) on this upper backup pad 20 and this lower supporting plate 21 respectively, and upper backup pad 20 is corresponding one by one with positioning hole on the lower supporting plate 21.Also offer the through hole 201 of stepping down on two on this upper backup pad 20 in addition, the through hole 201 of stepping down on said can make an end of this first lower ear plate 23, second lower ear plate, 24 contiguous these upper backup pads 20 pass through.Also offer step down under one through hole 210 and four guide grooves 212 on this lower supporting plate 21 in addition, said guide groove 212 is opened in the step down both sides of through hole 210 of this time in couples.This time through hole 210 of stepping down can make an end of this upper ear plate 22 contiguous these lower supporting plates 21 pass through.The direction that said guide groove 212 is used to this first lower ear plate 23 and second lower ear plate 24 are offered along guide groove 212 moves.
This upper ear plate 22 is fixed on the upper backup pad 20 of stepping down on said two between the through hole 201, offers a circular hole 220 on this upper ear plate 22, and these upper ear plate 22 contiguous these circular hole 220 places offer some through holes (figure is mark not).
The structure of this first lower ear plate 23 and second lower ear plate 24 is identical, and it comprises that all otic placode body 230,240 and is fixed in the slide plate 232,242 of said otic placode body 230,240 1 ends.Offer circular hole 231,241 on the said otic placode body 230,240, said otic placode body 230,240 contiguous said circular holes 231,141 places offer some through holes (figure does not show).Wherein, the through hole of this first lower ear plate 23 is corresponding with the partial through holes that is opened in this upper ear plate 22, and the through hole of this second lower ear plate 24 is corresponding with these upper ear plate 22 remaining through holes.The two ends of said slide plate 232,242 are fixed with bolt 233,243 respectively, and said bolt 233,243 passes corresponding guide groove 212, and by nut 234,244 bolt 233,243 are fixed in the corresponding guide groove 212 slidably.
Said elastic element 25 is the elasticity steel rod; In the through hole of the through hole that this upper ear plate 22 is inserted at the two ends of part elastic element 25 respectively and the first corresponding lower ear plate 23; All the other divide in the through hole of through hole that the two ends of elastic elements 25 insert this upper ear plate 22 respectively and corresponding second lower ear plate 24; And elastic element 25 is fixed between this upper ear plate 22 and first lower ear plate 23, and be fixed between this upper ear plate 22 and second lower ear plate 24 through nut 26.Therefore; This upper backup pad 20 and lower supporting plate 21 can relatively move at vertical direction under the effect of elastic element 25, and this upper backup pad 20 and lower supporting plate 21 also can move through the direction that upper ear plate 22 these first lower ear plates 23 of drive and second lower ear plate 24 are offered at guide groove 212 and relatively move in the horizontal direction.
This damping support shock mitigation system comprises two upper supporting columns 41, two first snubber blocks 42, two lower supporting rods 43, two bolts 44 and two second snubber blocks 45.
Each upper supporting column 41 is a hollow structure, and it comprises pillar body 410 and is formed at supporting of these pillar body 410 1 ends holds 411.The other end of this pillar body 410 is fixed on this upper backup pad 20, and the center of this pillar body 410 aligns with a positioning hole of this upper backup pad 20 mutually.This cross section that supports end 411 is roughly taper.
Each first snubber block 42 is a hollow taper structure, and it is processed by rubber material, and it is arranged between upper supporting column 41 and the lower supporting rod 43.
Each lower supporting rod 43 is a hollow structure, and it comprises pillar body 430 and is formed at the host cavity 431 of these pillar body 430 1 ends.The other end of this pillar body 430 is fixed on this lower supporting plate 21, and the center of this pillar body 430 aligns with a positioning hole of this lower supporting plate 21 mutually.The cross section of this host cavity 431 is roughly taper, and it is contained in this first snubber block 42 wherein, and this supports end 411 and supports on this first snubber block 42.
Each bolt 44 inserts in the positioning hole of upper backup pad 20 by upper backup pad 20 respectively and passes upper supporting column 41, first snubber block 42 and lower supporting rod 43 away from a side of lower supporting plate 21, and from the positioning hole of lower supporting plate 21, passes.
Each second snubber block 45 is the tubular structure of hollow, and it is processed by rubber material, and itself and a pressing plate 46 are set on the bolt 44 that stretches out from lower supporting plate 21 jointly.One nut 47 is set on this bolt 44 and this pressing plate 46 and this second snubber block 45 is supported on this lower supporting plate 21.
Please tie and read Fig. 3, it is that example is explained the use condition of this damping device 100 that the utility model is applied to operator cabin with this damping device 100.This upper backup pad 20 and this lower supporting plate 21 are fixed in respectively on cab floor 80 and the frame 90.When cab floor 80 and 90 pairs of these damping devices of frame, 100 generation active forces; But said elastic element 25 vertical directions relatively move, and this upper backup pad 20 and lower supporting plate 21 also can move through the direction that upper ear plate 22 these first lower ear plates 23 of drive and second lower ear plate 24 are offered at guide groove 212 and relatively move in the horizontal direction.Therefore, this yielding support shock mitigation system can all have the effect of damping and supporting simultaneously to the vibration that vertically reaches substantially horizontal.
In addition; When cab floor 80 and 90 pairs of these damping devices of frame, 100 generation active forces; 43 pairs of said first snubber blocks 42 of said upper supporting column 41 and said lower supporting rod produce pressure; Said first snubber block 42 in the distortion that vertically reaches substantially horizontal, not only can be controlled the vibration of operator cabin at vertical direction through it, also can control operator cabin vibration in the horizontal direction.
Said damping device 100 can all have the effect of damping and supporting simultaneously to the vibration that vertically reaches substantially horizontal; The critical elements that not only can prevent engineering machinery is damaged because of excessive vibration, and can prevent as critical elements such as high speed rotating shaft and operator cabin in the horizontal direction with Vertical direction on excessive vibration.
Be appreciated that the damping support shock mitigation system in this damping device 100 can omit, this damping device 100 only comprises this yielding support shock mitigation system, and this yielding support shock mitigation system can be implemented in vertically and the shock-absorbing function of substantially horizontal.
Be appreciated that the nut 26 that is installed in said elastic element 25 two ends through adjusting with the distance between adjustment upper ear plate 22 and first lower ear plate 23 and second lower ear plate 24, thus the rigidity of this yielding support shock mitigation system of adjusted.
Be appreciated that if ocsillator strenght when more weak, the following through hole 210 of stepping down of step down on this upper backup pad 20 through hole 201 and this lower supporting plate 21 can omit.
Be appreciated that said second snubber block 45 can omit, this pressing plate 46 can directly be supported on this lower supporting plate 21 by nut 47.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (9)
1. a damping device (100); It is characterized in that: it comprises the yielding support shock mitigation system; Said yielding support shock mitigation system comprises upper backup pad (20), lower supporting plate (21), upper ear plate (22), first lower ear plate (23), second lower ear plate (24) and plurality of elastic element (25); Said upper ear plate (22) is fixed on the said upper backup pad (20); Offer guide groove (212) on the said lower supporting plate (21), said first lower ear plate (23), second lower ear plate (24) are arranged on the said lower supporting plate (21) through said guide groove (212) slidably, and said elastic element (25) connects said upper ear plate (22), first lower ear plate (23) and second lower ear plate (24).
2. damping device according to claim 1 (100); It is characterized in that: said first lower ear plate (23) and second lower ear plate (24) comprise otic placode body (230,240) respectively and are fixed in the slide plate (232,242) of said otic placode body (230, a 240) end that said slide plate (232,242) is arranged on the said lower supporting plate (21) through bolt (233,243) slidably.
3. damping device according to claim 2 (100); It is characterized in that: offer the through hole (201) of stepping down on two on the said upper backup pad (20); Said upper ear plate (22) is fixed on the upper backup pad (20) of stepping down on said between the through hole (201); Said lower supporting plate (21) offers down the through hole of stepping down (210); The lower supporting plate (21) that said first lower ear plate (23) and second lower ear plate (24) are arranged at down the through hole of stepping down (210) both sides go up and with said on the through hole (201) of stepping down align mutually respectively, said upper ear plate (22) with said under the through hole (210) of stepping down align mutually.
4. damping device according to claim 3 (100) is characterized in that: said elastic element (25) is the elasticity steel rod, and it connects said upper ear plate (22) and first lower ear plate (23) and said upper ear plate (22) and second lower ear plate (24).
5. damping device according to claim 4 (100); It is characterized in that: offer through hole respectively on said upper ear plate (22), first lower ear plate (23) and second lower ear plate (24); Said elastic element (25) inserts in the said through hole; And said elastic element (25) is fixed between said upper ear plate (22) and said first lower ear plate (23), and be fixed between said upper ear plate (22) and said second lower ear plate (24) through nut (26).
6. damping device according to claim 1 (100); It is characterized in that: it also comprises the damping support shock mitigation system; Said damping support shock mitigation system comprises upper supporting column (41), first snubber block (42), lower supporting rod (43), bolt (44) and second snubber block (45); Said upper supporting column (41) and lower supporting rod (43) are individually fixed on said upper backup pad (20) and the lower supporting plate (21); Said first snubber block (42) is arranged between said upper backup pad (20) and the lower supporting plate (21); And offset with said upper backup pad (20) and lower supporting plate (21); Said bolt (44) passes said upper backup pad (20), upper supporting column (41), first snubber block (42), lower supporting rod (43), lower supporting plate (21) and second snubber block (45) successively; One pressing plate (46) is set on the said bolt (44) that stretches out from said second snubber block (45), and a nut (47) is set in that said bolt (44) is gone up and said pressing plate (46) and said second snubber block (45) supported at said lower supporting plate (21) and goes up so that upper supporting column (41), first snubber block (42), lower supporting rod (43) are connected between said upper backup pad (20) and the lower supporting plate (21).
7. damping device according to claim 6 (100); It is characterized in that: said upper supporting column (41) is a hollow structure; What it comprised pillar body (410) and was formed at said pillar body (410) one ends supports end (411), and said pillar body (410) is fixed on the said upper backup pad (20); Said lower supporting rod (43) is a hollow structure; The host cavity (431) that it comprises pillar body (430) and is formed at said pillar body (430) one ends; Said pillar body (430) is fixed on the said lower supporting plate (21); Said first snubber block (42) is contained in said host cavity (431), and the said end (411) that supports supports on said first snubber block (42).
8. damping device according to claim 1 (100) is characterized in that: the said cross section that supports end (411), first snubber block (42) and host cavity (431) is taper.
9. engineering machinery, it comprises damping device (100), it is characterized in that, said damping device (100) is each described damping device (100) among the claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120248587XU CN202170949U (en) | 2011-07-14 | 2011-07-14 | Shock-absorbing device and engineering machinery using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120248587XU CN202170949U (en) | 2011-07-14 | 2011-07-14 | Shock-absorbing device and engineering machinery using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202170949U true CN202170949U (en) | 2012-03-21 |
Family
ID=45829145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120248587XU Expired - Fee Related CN202170949U (en) | 2011-07-14 | 2011-07-14 | Shock-absorbing device and engineering machinery using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202170949U (en) |
-
2011
- 2011-07-14 CN CN201120248587XU patent/CN202170949U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120321 Termination date: 20150714 |
|
| EXPY | Termination of patent right or utility model |