CN203876859U - Damping device and vehicle spare tire bracket and vehicle using same - Google Patents
Damping device and vehicle spare tire bracket and vehicle using same Download PDFInfo
- Publication number
- CN203876859U CN203876859U CN201420150748.5U CN201420150748U CN203876859U CN 203876859 U CN203876859 U CN 203876859U CN 201420150748 U CN201420150748 U CN 201420150748U CN 203876859 U CN203876859 U CN 203876859U
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- spare tyre
- vehicle
- connecting piece
- attaching parts
- frame connecting
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Abstract
The utility model relates to a damping device and a vehicle spare tire bracket and a vehicle using the same. The damping device comprises a spare tire frame connecting fitting used for being connected with a spare tire frame, and a vehicle frame connecting fitting used for being connected with a vehicle frame, wherein an elastic buffer fitting is arranged between the spare tire frame connecting fitting and the vehicle frame connecting fitting which are in elastic connection through the elastic buffer fitting; and therefore, after a spare tire is mounted on the spare tire frame, the spare tire can form a mass block of a mass spring resonance system, so that the mass block and the elastic buffer block form a dynamic vibration absorber for attenuating the vibration of the vehicle due to non-sprung mass resonance. The spare tire belongs to an original article on the vehicle, the unladen mass of the spare tire vehicle is not increased, and at the same time, good damping effect is fulfilled, the comfort of the vehicle is improved, and the service life of the whole vehicle is prolonged.
Description
Technical field
The utility model relates to a kind of shock attenuation unit and uses vehicle spare tyre support and the vehicle of this device.
Background technology
The spring of vehicle carries offset frequency and non-spring carries the natural frequency that offset frequency is vehicle, Vehicle Driving Cycle is when a certain speed, the excitation frequency on road surface can be carried offset frequency with the non-spring of vehicle and be overlapped, now nonspring carried mass resonates appearance vibration is passed to vehicle interior, thereby badly influence ride comfort and the traveling comfort of car load, make the NVH degradation of vehicle, and can affect reliability and the durability of vehicle.
For avoiding non-spring to carry the problems referred to above that offset frequency causes, often in prior art adopt the decay vibration of vehicle body of the mode that dynamic vibration absorber is installed, dynamic vibration absorber is to utilize the vibration ability of resonator system absorption object to reduce the equipment of object vibration, its principle is additional mass on vibrating object, form quality spring resonance system, this system can produce antagonistic force in the time that resonance occurs vibrating object, the vibration of vibrating object is reduced, when excitation force is taking single-frequency as main or frequency is very low should not adopt general vibration isolator time, the effect of dynamic vibration absorber is obvious especially.But time, in order to reach certain effectiveness in vibration suppression, dynamic vibration absorber requires to have larger quality, and this will increase the curb mass of vehicle, thereby increases the manufacturing cost and use cost of vehicle.
Utility model content
The purpose of this utility model is to provide a kind of shock attenuation unit, and the vehicle of can decaying in the situation that not increasing Vehicle preparation quality is due to the nonspring carried mass vibration producing of resonating; Meanwhile, the utility model also provides a kind of vehicle spare tyre support and vehicle that uses this device simultaneously.
The technical scheme that in the utility model, a kind of shock attenuation unit adopts is: a kind of shock attenuation unit, comprise the spare tyre holder attaching parts for being connected with spare tyre holder and the frame connecting piece for being connected with vehicle frame, between described spare tyre holder attaching parts and described frame connecting piece, be provided with resilient snubber and rely on described resilient snubber elasticity to be connected.
Described resilient snubber is rubber spring.
It is that L shaped angle-piece and both are " mouth " font positioned opposite that described spare tyre attaching parts and frame connecting piece are cross-sectional plane, described resilient snubber is fixed on described spare tyre attaching parts and frame connecting piece vertically between relative flanging, on the described spare tyre attaching parts flanging relative with frame connecting piece along continuous straight runs, is respectively equipped with the spare tyre holder fixed sturcture for being connected with spare tyre holder and the vehicle frame fixed sturcture for being connected with vehicle frame.
Described rubber spring and described spare tyre attaching parts and frame connecting piece are that sulfuration is fixing.
The technical scheme that in the utility model, vehicle spare tyre support adopts is: vehicle spare tyre support, comprise the spare tyre holder for fixing spare tyre, also comprise shock attenuation unit, described shock attenuation unit comprises the spare tyre attaching parts that is connected on described spare tyre holder and frame connecting piece for being connected with vehicle frame, is provided with resilient snubber and relies on described resilient snubber elasticity to be connected between described spare tyre holder attaching parts and described frame connecting piece.
Described resilient snubber is rubber spring.
It is that L shaped angle-piece and both are " mouth " font positioned opposite that described spare tyre attaching parts and frame connecting piece are cross-sectional plane, described resilient snubber is fixed on described spare tyre attaching parts and frame connecting piece vertically between relative flanging, on the described spare tyre attaching parts flanging relative with frame connecting piece along continuous straight runs, is respectively equipped with the spare tyre holder fixed sturcture for being connected with spare tyre holder and the vehicle frame fixed sturcture for being connected with vehicle frame.
The technical scheme that in the utility model, a kind of vehicle adopts is: a kind of vehicle, comprise vehicle frame and the spare tyre holder for fixing spare tyre, also comprise shock attenuation unit, described shock attenuation unit comprises the spare tyre attaching parts being connected on described spare tyre holder and is connected to the frame connecting piece on described vehicle frame, is provided with resilient snubber and relies on described resilient snubber elasticity to be connected between described spare tyre holder attaching parts and described frame connecting piece.
Described resilient snubber is rubber spring.
It is that L shaped angle-piece and both are " mouth " font positioned opposite that described spare tyre attaching parts and frame connecting piece are cross-sectional plane, described resilient snubber is fixed on described spare tyre attaching parts and frame connecting piece vertically between relative flanging, on the described spare tyre attaching parts flanging relative with frame connecting piece along continuous straight runs, is respectively equipped with the spare tyre holder fixed sturcture for being connected with spare tyre holder and the vehicle frame fixed sturcture for being connected with vehicle frame.
The utility model adopts technique scheme, shock attenuation unit comprises the spare tyre holder attaching parts for being connected with spare tyre holder and the frame connecting piece for being connected with vehicle frame, between described spare tyre holder attaching parts and described frame connecting piece, be provided with resilient snubber and rely on described resilient snubber elasticity to be connected, therefore, after installing spare tyre on spare tyre holder, spare tyre itself can form the mass of quality spring resonance system, thereby form dynamic vibration absorber together with elastic buffer piece, decay vehicle is due to the nonspring carried mass vibration producing of resonating, because spare tyre belongs to original article on vehicle, therefore can not increase spare tyre Vehicle preparation quality, reach good effectiveness in vibration suppression simultaneously, the traveling comfort of lifting vehicle and the life-span of car load.
Brief description of the drawings
Fig. 1 is the mounting structure schematic diagram of an a kind of embodiment of shock attenuation unit in the utility model, is also the structural representation of an embodiment of vehicle spare tyre support in the utility model simultaneously;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is the main cutaway view of shock attenuation unit in Fig. 1;
Fig. 4 is the left view of Fig. 3.
The name that in figure, each Reference numeral is corresponding is called: 10 vehicle frames, 11 longitudinal supports, 12 transverse brackets, 20 spare tyre holders, 21 lifter main bodys, 22 bottom plates, 23 rocking bars, 30 spare tyres, 40 shock attenuation units, 41 spring upper brackets, 42 spring lower brackets, 43 rubber springs, 44 swivel nuts, 45 bolts.
Detailed description of the invention
In the utility model, a kind of vehicle embodiment is as shown in Fig. 1 ~ Fig. 4, it is a kind of commercial vehicle/comm..vehicle with vibration damping wheel support, comprise vehicle frame 10, spare tyre holder 20 and spare tyre 30, spare tyre holder 20 comprises lifter main body 21, bottom plate 22, rocking bar 23 and lifting rope, spare tyre 30 is connected on the bottom plate 22 of spare tyre holder 20, shake rocking bar 23 can be by the moving bottom plate 22 of halliard strap and spare tyre 30 liftings, realize packing up and putting down of spare tyre 30, when spare tyre 30 is packed up, can be fixed together with spare tyre holder 20.The above-mentioned up-down mode of spare tyre 30 is prior aries of generally having applied, and the structure of lifter main body 21, bottom plate 22, rocking bar 23 and lifting rope no longer describes in detail herein.
Vehicle frame 10 comprises longitudinal support 11 and is fixed on the transverse bracket 12 on longitudinal support 11, between transverse bracket 12 and spare tyre holder 20, is provided with quadruplet shock attenuation unit 40.Each shock attenuation unit 40 includes the spring upper bracket 41 for being connected with spare tyre holder 20, the spring lower bracket 42 for being connected with vehicle frame 10, and is arranged on the rubber spring 43 between spring upper bracket 41 and spring lower bracket 42.
Spring upper bracket 41 and spring lower bracket 42 all adopt drawing, are all that cross-sectional plane is L shaped angle-piece, form respectively spare tyre holder 20 attaching partss and vehicle frame 10 attaching partss.Both become " mouth " font positioned opposite spring upper bracket 41 and spring lower bracket 42, rubber spring 43 is arranged on spring upper bracket 41 and spring lower bracket 42 vertically between relative flanging, and simultaneously fixing with spring upper bracket 41 and 42 sulfurations of spring lower bracket.Shock attenuation unit 40 adopts said structure, has good structural strength, simple in structure, long service life.
The vertical flanging along continuous straight runs of described spring lower bracket 42 and spring upper bracket 41 is oppositely arranged, on the vertical flanging of spring lower bracket 42, be equipped with the swivel nut 44 for being connected with vehicle frame 10, swivel nut 44 is positive hexagonal prism shape, centre is provided with tapped bore, be weldingly fixed on the vertical flanging of spring upper bracket 41, form vehicle frame 10 fixed sturctures, the shape of its lateral surface is convenient to the location of realization and vehicle frame 10.On the vertical flanging of spring upper bracket 41, be equipped with bolt 45, the head of bolt 45 is weldingly fixed on the vertical flanging of spring upper bracket 41, and afterbody overhangs, and forms spare tyre holder 20 fixed sturctures, for fixing through spare tyre holder 20 and by nut and spare tyre holder 20.The hardness of rubber spring is to set according to the natural frequency of vibration, thereby regulates the natural frequency of spare tyre holder 20, makes spare tyre 30 near its natural frequency frequency range, absorb the vibration of vehicle body, and then traveling comfort in lifting car and the life-span of car load.Rubber spring 43 is also provided with chamfering structure corresponding to the involutory opening part of spring upper bracket 41 and spring lower bracket 42, can optimize stressed.
The quadruplet shock attenuation unit 40 arranging between transverse bracket 12 and spare tyre holder 20 can limit transverse bracket 12 motion in the horizontal direction effectively, realizes spare tyre 30 location in the horizontal direction.
When use, select the rubber spring of suitable stiffness to make shock attenuation unit 40, make the natural frequency of spare tyre holder 20 in wanting the vibration frequency range of decay, and shock attenuation unit 40 is installed between transverse bracket 12 and spare tyre holder 20, rotating rocker 23, utilize lifting rope that bottom plate 22 and spare tyre 30 are sling, rely on spare tyre 30 own as mass, and form dynamic vibration absorber with shock attenuation unit 40, when Vehicle Driving Cycle, spare tyre 30 can absorb the vibration of vehicle in this frequency range, the traveling comfort of lifting vehicle and the life-span of car load in the situation that of Vehicle preparation mass conservation.
Shock attenuation unit 40 in the embodiment that in the utility model, a kind of shock attenuation unit embodiment is above-mentioned a kind of vehicle, in the utility model, vehicle spare tyre support embodiment comprises above-mentioned spare tyre holder 20 and shock attenuation unit 40, and concrete structure repeats no more herein.
In the above-described embodiments, in other embodiment of the present utility model, what resilient snubber adopted is rubber spring 43, is that cross-sectional plane is L shaped spring upper bracket 41 and spring lower bracket 42 and spare tyre holder 20 attaching partss and vehicle frame 10 attaching partss adopt respectively.In other embodiment of the present utility model, resilient snubber also can replace to other forms, and for example common coil spring or air bellow etc., as long as can play buffer action; And spare tyre holder 20 attaching partss and vehicle frame 10 attaching partss also can replace to other forms, for example adopting cross-sectional plane is the attaching parts of U-shaped, be connected as long as can realize respectively with spare tyre holder 20, vehicle frame 10, and be connected with resilient snubber, can both play damping of vibrations simultaneously.
Claims (10)
1. a shock attenuation unit, it is characterized in that: comprise the spare tyre holder attaching parts for being connected with spare tyre holder and the frame connecting piece for being connected with vehicle frame, between described spare tyre holder attaching parts and described frame connecting piece, be provided with resilient snubber and rely on described resilient snubber elasticity to be connected.
2. a kind of shock attenuation unit according to claim 1, is characterized in that: described resilient snubber is rubber spring.
3. a kind of shock attenuation unit according to claim 2, it is characterized in that: it is that L shaped angle-piece and both are " mouth " font positioned opposite that described spare tyre attaching parts and frame connecting piece are cross-sectional plane, described resilient snubber is fixed on described spare tyre attaching parts and frame connecting piece vertically between relative flanging, on the described spare tyre attaching parts flanging relative with frame connecting piece along continuous straight runs, is respectively equipped with the spare tyre holder fixed sturcture for being connected with spare tyre holder and the vehicle frame fixed sturcture for being connected with vehicle frame.
4. a kind of shock attenuation unit according to claim 3, is characterized in that: described rubber spring and described spare tyre attaching parts and frame connecting piece are that sulfuration is fixing.
5. vehicle spare tyre support, comprise the spare tyre holder for fixing spare tyre, it is characterized in that: also comprise shock attenuation unit, described shock attenuation unit comprises the spare tyre attaching parts that is connected on described spare tyre holder and frame connecting piece for being connected with vehicle frame, is provided with resilient snubber and relies on described resilient snubber elasticity to be connected between described spare tyre holder attaching parts and described frame connecting piece.
6. vehicle spare tyre support according to claim 5, is characterized in that: described resilient snubber is rubber spring.
7. according to the vehicle spare tyre support described in claim 5 or 6, it is characterized in that: it is that L shaped angle-piece and both are " mouth " font positioned opposite that described spare tyre attaching parts and frame connecting piece are cross-sectional plane, described resilient snubber is fixed on described spare tyre attaching parts and frame connecting piece vertically between relative flanging, on the described spare tyre attaching parts flanging relative with frame connecting piece along continuous straight runs, is respectively equipped with the spare tyre holder fixed sturcture for being connected with spare tyre holder and the vehicle frame fixed sturcture for being connected with vehicle frame.
8. a vehicle, comprise vehicle frame and the spare tyre holder for fixing spare tyre, it is characterized in that: also comprise shock attenuation unit, described shock attenuation unit comprises the spare tyre attaching parts being connected on described spare tyre holder and is connected to the frame connecting piece on described vehicle frame, is provided with resilient snubber and relies on described resilient snubber elasticity to be connected between described spare tyre holder attaching parts and described frame connecting piece.
9. a kind of vehicle according to claim 8, is characterized in that: described resilient snubber is rubber spring.
10. a kind of vehicle according to claim 8 or claim 9, it is characterized in that: it is that L shaped angle-piece and both are " mouth " font positioned opposite that described spare tyre attaching parts and frame connecting piece are cross-sectional plane, described resilient snubber is fixed on described spare tyre attaching parts and frame connecting piece vertically between relative flanging, on the described spare tyre attaching parts flanging relative with frame connecting piece along continuous straight runs, is respectively equipped with the spare tyre holder fixed sturcture for being connected with spare tyre holder and the vehicle frame fixed sturcture for being connected with vehicle frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420150748.5U CN203876859U (en) | 2014-03-31 | 2014-03-31 | Damping device and vehicle spare tire bracket and vehicle using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420150748.5U CN203876859U (en) | 2014-03-31 | 2014-03-31 | Damping device and vehicle spare tire bracket and vehicle using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203876859U true CN203876859U (en) | 2014-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420150748.5U Expired - Fee Related CN203876859U (en) | 2014-03-31 | 2014-03-31 | Damping device and vehicle spare tire bracket and vehicle using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203876859U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103909986A (en) * | 2014-03-31 | 2014-07-09 | 郑州宇通客车股份有限公司 | Vibration absorbing device, vehicle spare tire support with same and vehicle |
| CN107487722A (en) * | 2017-06-15 | 2017-12-19 | 宝沃汽车（中国）有限公司 | Turnover-proof device, hoisting mechanism and vehicle for vehicle spare tyre |
-
2014
- 2014-03-31 CN CN201420150748.5U patent/CN203876859U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103909986A (en) * | 2014-03-31 | 2014-07-09 | 郑州宇通客车股份有限公司 | Vibration absorbing device, vehicle spare tire support with same and vehicle |
| CN107487722A (en) * | 2017-06-15 | 2017-12-19 | 宝沃汽车（中国）有限公司 | Turnover-proof device, hoisting mechanism and vehicle for vehicle spare tyre |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20190331 |