CN209505368U - A kind of suspension and the tray carriage with the suspension - Google Patents
A kind of suspension and the tray carriage with the suspension Download PDFInfo
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- CN209505368U CN209505368U CN201920229543.9U CN201920229543U CN209505368U CN 209505368 U CN209505368 U CN 209505368U CN 201920229543 U CN201920229543 U CN 201920229543U CN 209505368 U CN209505368 U CN 209505368U
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- drive system
- car body
- suspension
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Abstract
The utility model discloses a kind of suspension, it include: drive system and the auxiliary wheel assembly for being set to drive system side, drive system is connect by driving arm with car body, it is equipped with the buffer element for mitigating driving arm vertical tremor between two end side surfaces and car body of driving arm, assists being equipped with elastic element between wheel assembly and car body.Auxiliary wheel assembly and car body in the utility model are elastic connections, drive system is semirigid, buffer element has certain decrement when by greater impact, so drive system also has certain elasticity, therefore, this suspension is while providing good bumper and absorbing shock to vehicle, the load of drive system can correspondingly increase as carload increases, it can guarantee that driving wheel all has enough load under any state, to avoid driving wheel skidding, it ensure that driving functions of the vehicle under any state.The invention also discloses a kind of tray carriages including above-mentioned suspension.
Description
Technical field
The utility model relates to technical field of vehicle, more specifically to a kind of suspension.In addition, this is practical new
Type further relates to a kind of tray carriage including above-mentioned suspension.
Background technique
Existing tray carriage suspension is set to below vehicle body generally using drive system and car body elastic connection
Auxiliary wheel is connect with rigidity of vehicle body.
Although above system can make drive system have the function of bumper and absorbing shock, due to the load constant of drive system
It is fixed, it is used under certain operating condition, it is possible that the phenomenon that therefore driving wheel adhesive force not enough causes driving wheel to skid, so that whole
Vehicle does not have driveability, while driving wheel can also be seriously worn, and causes waste etc., and this system structure is complicated, cost compared with
It is high.
It is that current those skilled in the art urgently solve in conclusion how to avoid driving wheel from skidding and cost can be reduced
Certainly the problem of.
Utility model content
In view of this, the purpose of the utility model is to provide a kind of suspension that can be skidded to avoid driving wheel.
The another object of the utility model is to provide a kind of tray carriage including above-mentioned suspension.
To achieve the goals above, the utility model provides the following technical solutions:
A kind of suspension, comprising: drive system and the auxiliary wheel assembly for being set to the drive system side, the drive
It is equipped with driving arm between dynamic system and car body, is equipped between two end side surfaces and car body of the driving arm for mitigating
The buffer element of driving arm vertical tremor is stated, elastic element is equipped between auxiliary wheel assembly and the car body.
Preferably, two end side surfaces of the driving arm are equipped at least one boss, are equipped on each boss
The buffer element to match with the boss, the central channel of the buffer element be shorter than or equal to the boss length.
Preferably, the quantity of the boss be 4, two end side surfaces of the driving arm be respectively equipped with two it is described convex
Platform, and size, the shape of each boss are consistent.
Preferably, the quantity of the boss is 2, and the axis of each boss is not conllinear.
Preferably, the internal diameter of the buffer element is less than or equal to the outer diameter of the boss.
Preferably, bearing is equipped between the auxiliary wheel assembly and the car body.
Preferably, the driving arm is equipped with the circular hole for installing diverter.
Preferably, the buffer element is polyurethane buffering element.
Preferably, the drive system includes driving motor, the reduction gearbox being rotatably connected with the driving motor and institute
The driving wheel of reduction gearbox connection is stated, the driving motor is installed on the top of the driving arm, the reduction gearbox and the drive
Driving wheel is mounted on the lower section of the driving arm.
A kind of tray carriage, including car body are equipped with suspension described in above-mentioned any one on the car body.
A kind of suspension provided by the utility model, comprising: drive system and the auxiliary for being set to drive system side
Wheel assembly, drive system are connect with car body by driving arm, are equipped with and are used between two end side surfaces and car body of driving arm
Mitigate the buffer element of driving arm vertical tremor, assists being equipped with elastic element between wheel assembly and car body.
Auxiliary wheel assembly and car body in the utility model are elastic connections, and drive system is semirigid, cushioning element
Part has certain decrement when by greater impact, so drive system also has certain elasticity, therefore, this suspension system
For system while providing good bumper and absorbing shock to vehicle, the load of drive system can be corresponding with carload increase
Ground increases, it is ensured that driving wheel all has enough load under any state, to avoid driving wheel skidding, ensure that vehicle exists
Driving functions under any state improve the working efficiency of vehicle；Meanwhile after avoiding driving wheel from skidding, drive can be effectively reduced
The unnecessary abrasion of driving wheel substantially increases the service life of driving wheel, reduces the wasting of resources.And the utility model structure letter
Single, cost is relatively low, easy to assembly, even more substantially increases the comfort of operator, meets ergonomic design.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is the schematic diagram of drive system provided by the utility model；
Fig. 2 is the schematic diagram of driving arm provided by the utility model；
Fig. 3 is the cooperation sectional view of buffer element provided by the utility model and boss；
Fig. 4 is the sectional view of auxiliary wheel assembly provided by the utility model.
In Fig. 1-4:
1- drive system, 2- driving arm, 3- buffer element, 4- reduction gearbox, 5- assist wheel assembly, 6- car body, the ground 7-
Reference line, 8- driving wheel, 9- boss.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The core of the utility model is to provide a kind of suspension that can be skidded to avoid driving wheel.The utility model it is another
One purpose is to provide a kind of tray carriage including above-mentioned suspension.
Fig. 1~4 is please referred to, Fig. 1 is the schematic diagram of drive system provided by the utility model；Fig. 2 is the utility model
The schematic diagram of provided driving arm；Fig. 3 is the cooperation sectional view of buffer element provided by the utility model and boss；Figure
4 be the sectional view provided by the utility model for assisting wheel assembly.
A kind of suspension, comprising: drive system 1 and the auxiliary wheel assembly 5 for being set to 1 side of drive system, the drive
It is equipped with driving arm 2 between dynamic system 1 and car body 6, is equipped between two end side surfaces and car body 6 of driving arm 2 for mitigating
The buffer element 3 of 2 vertical tremor of driving arm, buffer element 3 are connect with car body 6, are assisted between wheel assembly 5 and car body 6
Equipped with elastic element.
It should be noted that auxiliary wheel assembly 5 usually can be set to two, and it is respectively arranged at 1 two sides of drive system
The lower section of car body 6 assist the quantity of wheel assembly 5 and mode that can also be configured according to actual needs certainly.
Herein a buffer element 3, and the axis of two buffer elements 3 can be respectively provided in two end side surfaces of driving arm 2
Line is not conllinear, since when drive system 1 is impacted, driving arm 2 can be swung up and down, therefore buffer element 3 can be with
Car body 6 is fixedly connected, with stabilized driving bracket 2, the mode that can specifically be connected by screw bolts by buffer element 3 and car body 6 into
Row connection, certainly, can also use other modes when necessary.
In order to guarantee that the driving force of drive system 1 increases with load and increases, buffer element 3 used herein need to have
Stronger rigidity, and its rigidity is significantly larger than spring used by common suspension；In order to guarantee that drive system 1 can have
Certain cushioning buffer effect, buffer element 3 need to have elasticity, can play the role of bumper and absorbing shock.
Auxiliary wheel assembly 5 and car body 6 in the utility model are elastic connections, and drive system 1 is semirigid, buffering
Element 3 has certain decrement when by greater impact, so drive system 1 also has certain elasticity, therefore, this is outstanding
While providing good bumper and absorbing shock to vehicle, the load of drive system 1 can increase extension system with carload
And correspondingly increase, it is ensured that driving wheel 8 all has enough load under any state, to avoid the skidding of driving wheel 8, guarantees
Driving functions of the vehicle under any state, improve the working efficiency of vehicle；Meanwhile after avoiding driving wheel 8 from skidding, can have
Effect reduces the unnecessary abrasion of driving wheel 8, substantially increases the service life of driving wheel 8, reduces the wasting of resources.And this is practical new
Type structure is simple, and cost is relatively low, easy to assembly, even more substantially increases the comfort of operator, meets ergonomic design.
On the basis of the above embodiments, two end side surfaces of driving arm 2 are equipped at least one boss 9, each boss 9
On be equipped with the buffer element 3 to match with boss 9, the central channel of buffer element 3 be shorter than or equal to boss 9 length, boss 9
It is installed in the central channel of buffer element 3, so that the side of buffer element 3 is for fitting in car body 6.
It should be noted that the axis setting direction of boss 9 herein can be parallel with the top surface of driving arm 2, specifically set
It sets direction to be not construed as limiting, in order to facilitate the installation of with manufacture, the axis of all boss 9 can be set in same plane.
Boss 9 can select cylindrical boss, can also select cuboid-type boss, and boss 9 is to be set to driving arm 2
Side, can specifically extend outward along 9 side of boss, the buffer element 3 being installed on boss 9 at this time is side and vehicle
Body 6 contact, in order to by boss 9 it is fully wrapped around live, the cylindrical body with center groove, center can be set by buffer element 3
The shape of groove is matched with the shape of boss 9.
For reliable in quality, 4 are set by the quantity of boss 9 herein, two end side surfaces of driving arm 2 are respectively equipped with two
A boss 9, and the size of each boss 9, shape are consistent.
When 4 boss 9 are arranged, the close marginal portion that the position of unilateral boss 9 can be arranged is convex by 4 in this way
When platform 9 is installed on car body 6, the support of larger area can be carried out to driving arm 2, keeps the installation of driving arm 2 more steady
Gu.
It should be noted that the axis of each boss 9 is not conllinear when the quantity of boss 9 is 2 when boss 9 is arranged.
The axis of i.e. each boss 9 is in same plane, but the axis of every two boss 9 is not conllinear.It can make to install in this way
Driving arm 2 afterwards is more firm.
Buffer element 3 is detached from boss 9 in order to prevent, the internal diameter of buffer element 3 can be set smaller than or is equal to herein
The outer diameter of boss 9.
Since boss 9 is to be extended outward, after buffer element 3 is installed, it is easy to happen and falls off, need to delay at this time
It rushes element 3 and is fixed relatively with boss 9, the internal diameter of buffer element 3 is less than or equal to the outer diameter of boss 9, due to buffer element 3
With certain elasticity, buffer element 3 and boss 9 can be interference fitted, be increased between buffer element 3 and boss 9 with this
Power can prevent buffer element 3 from falling off.
It is, of course, also possible to the two is further fixed using other modes, for example, boss 9 and buffer element 3 it
Between be coated with glue and both make adhesion.
On the basis of the above embodiments, auxiliary wheel assembly 5 is rotatably connected by bearing with car body 6.
Car body 6, which turns to, usually to be determined by drive system 1, and when drive system 1 is turned to, auxiliary wheel assembly 5 can also be with
Steering is synchronized, turns to car body 6 lighter, in addition, setting bearing can also increase between auxiliary wheel assembly 5 and car body 6
Add the shelf life of auxiliary wheel assembly 5.
Preferably, driving arm 2 is equipped with the circular hole for installing diverter.
The top for being installed on driving arm 2 of diverter, drive shaft pass through the reduction gearbox of 2 lower section of circular hole and driving arm
4 connections, can drive deflecting roller to turn to, turning particularly to angle and range can be configured according to actual needs.
Preferably, buffer element 3 is polyurethane buffering element.
Polyurethane mechanical strength with higher and oxidation stability make it have stronger rigidity, also with higher
Flexibility and resilience make it have certain elasticity, in addition, polyurethane has excellent oil resistivity, solvent resistance, water resistance
And fire resistance.Certainly, buffer element 3 can also use other materials, such as the hard rubber that hardness is very big.
As shown in Figure 1, the driving force of vehicle is complete when driving wheel 8 and auxiliary wheel assembly 5 are walked on ground reference line 7
It is provided entirely by the driving wheel 8 of drive system 1, i.e. FIt drives=Q × g × λ, wherein Q is the load that driving wheel 8 is born, and g adds for gravity
Speed, is constant, and λ is the coefficient of friction and constant of tire and ground.
The resistance that vehicle is moved in level ground, since speed is slow, air drag is ignored, and resistance is fully equivalent in whole
The rolling resistance of several wheels of vehicle, i.e. FResistance=(m+m0) × g × μ, wherein m is self weight of the complete machine in zero load, m0For load
Weight, g are acceleration of gravity, and μ is the coefficient of rolling resistance of vehicle (tire) on ground.
The vehicle that can normally drive a vehicle should meet FIt drives> FResistance, by above formula as it can be seen that with load m0Increase, FResistanceAlso with
Increase, due to polyurethane buffering element have biggish rigidity so that the load Q of drive system 1 also can be with increase, load
Q is bigger, correspondingly FIt drivesAlso bigger.
Therefore, the wheel loads of the drive system 1 of the utility model have and correspondingly increase as carload increases
The characteristics of, it is ensured that driving wheel 8 all has enough load (adhesive force in other words) under any state, can be to avoid driving wheel
8 the phenomenon that having skidded, it ensure that driving functions of the vehicle under any state, improve the working efficiency of vehicle；Meanwhile it keeping away
After free drive driving wheel 8 skids, the unnecessary abrasion of driving wheel 8 can be effectively reduced, the service life of driving wheel 8 is substantially increased, subtracts
Few wasting of resources.
This set suspension overall structure, the i.e. connection type of drive system 1 and car body 6, be between conventional elasticity with
" semi-rigid " connection type between conventional rigidity, i.e. the stiffness coefficient of polyurethane buffering element is very big, is far longer than often
The mechanical spring of rule.
On the basis of the above embodiments, drive system 1 includes the deceleration that driving motor and driving motor are rotatably connected
Case 4, the driving wheel 8 connecting with reduction gearbox 4, driving motor are installed on the top of driving arm 2, and reduction gearbox 4 and driving wheel 8 are pacified
Lower section loaded on driving arm 2.
Reduction gearbox 4 and the rotation of driving arm 2 connect, i.e., reduction gearbox 4 can carry out 360 ° of phases with driving arm 2 in the horizontal plane
To rotation, their threes have such relationship, and the motor output shaft of driving motor passes through inside driving arm 2 and reduction gearbox 4
Transmission mechanism transmission connection, part that the motor output shaft of driving motor is connect with the internal drive of reduction gearbox 4 and with subtract
Fast case 4 is concentric around the center three that driving mounting bracket carries out 360 ° of rotations, therefore the drive system 1 has driving, turns
To function；The output shaft of driving wheel 8 and reduction gearbox 4 is sequentially connected, and the power of driving motor is by reduction gearbox 4, then passes through drive
Driving wheel 8 is eventually transferred to ground, realizes the function of driving vehicle traveling.
In addition to above-mentioned suspension, the utility model also provides a kind of support including suspension disclosed in above-described embodiment
Jiggering, including car body 6 are equipped with suspension disclosed in any of the above-described embodiment on car body 6.Other each portions of the tray carriage
Refer to the prior art for the structure divided, and repeats no more herein.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Suspension provided by the utility model and tray carriage are described in detail above.Tool used herein
Body example is expounded the principles of the present invention and embodiment, and the above embodiments are only used to help understand
The method and its core concept of the utility model.It should be pointed out that for those skilled in the art, not taking off
Under the premise of from the utility model principle, several improvements and modifications can be made to this utility model, these improvement and modification
It also falls into the protection scope of the utility model claims.
Claims (10)
1. a kind of suspension characterized by comprising drive system (1) and be set to the auxiliary of the drive system (1) side
It helps wheel assembly (5), is equipped with driving arm (2) between the drive system (1) and car body (6), the both ends of the driving arm (2)
The buffer element (3) for mitigating the driving arm (2) vertical tremor, the auxiliary are equipped between side and car body (6)
Elastic element is equipped between wheel assembly (5) and car body (6).
2. suspension according to claim 1, which is characterized in that two end side surfaces of the driving arm (2) are equipped with
At least one boss (9) is equipped with the buffer element (3) to match with the boss (9) on each boss (9), described
The central channel of buffer element (3) is shorter than or is equal to the length of the boss (9).
3. suspension according to claim 2, which is characterized in that the quantity of the boss (9) is 4, the driving
Two end side surfaces of bracket (2) are respectively equipped with two boss (9) and size, the shape of each boss (9) are consistent.
4. suspension according to claim 2, which is characterized in that the quantity of the boss (9) is 2, and each institute
The axis for stating boss (9) is not conllinear.
5. suspension according to claim 4, which is characterized in that the internal diameter of the buffer element (3) is less than or equal to
The outer diameter of the boss (9).
6. suspension according to claim 5, which is characterized in that the auxiliary wheel assembly (5) and the car body (6) it
Between be equipped with bearing.
7. suspension according to claim 6, which is characterized in that the driving arm (2) is equipped with to be turned for installing
To the circular hole of device.
8. suspension according to claim 7, which is characterized in that the buffer element (3) is polyurethane buffering element.
9. according to claim 1 to suspension described in 8 any one, which is characterized in that the drive system (1) includes driving
Dynamic motor, the reduction gearbox (4) being rotatably connected with the driving motor, the driving wheel (8) being connect with the reduction gearbox (4), institute
The top that driving motor is installed on the driving arm (2) is stated, the reduction gearbox (4) and the driving wheel (8) are mounted on institute
State the lower section of driving arm (2).
10. a kind of tray carriage, including car body (6), which is characterized in that it is any to be equipped with claim 1 to 9 on the car body (6)
Suspension described in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920229543.9U CN209505368U (en) | 2019-02-21 | 2019-02-21 | A kind of suspension and the tray carriage with the suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920229543.9U CN209505368U (en) | 2019-02-21 | 2019-02-21 | A kind of suspension and the tray carriage with the suspension |
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| Publication Number | Publication Date |
|---|---|
| CN209505368U true CN209505368U (en) | 2019-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920229543.9U Active CN209505368U (en) | 2019-02-21 | 2019-02-21 | A kind of suspension and the tray carriage with the suspension |
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| CN (1) | CN209505368U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109703306A (en) * | 2019-02-21 | 2019-05-03 | 杭叉集团股份有限公司 | A kind of suspension and the tray carriage with the suspension |
| CN112606211A (en) * | 2020-12-17 | 2021-04-06 | 湖南机电职业技术学院 | Stirring and transporting robot |
-
2019
- 2019-02-21 CN CN201920229543.9U patent/CN209505368U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109703306A (en) * | 2019-02-21 | 2019-05-03 | 杭叉集团股份有限公司 | A kind of suspension and the tray carriage with the suspension |
| CN112606211A (en) * | 2020-12-17 | 2021-04-06 | 湖南机电职业技术学院 | Stirring and transporting robot |
| CN112606211B (en) * | 2020-12-17 | 2022-09-30 | 湖南机电职业技术学院 | Stirring and transporting robot |
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