CN207774153U - Chassis of vehicle body and logistics trolley including the chassis of vehicle body - Google Patents
Chassis of vehicle body and logistics trolley including the chassis of vehicle body Download PDFInfo
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- CN207774153U CN207774153U CN201721710311.2U CN201721710311U CN207774153U CN 207774153 U CN207774153 U CN 207774153U CN 201721710311 U CN201721710311 U CN 201721710311U CN 207774153 U CN207774153 U CN 207774153U
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- connecting bracket
- universal wheel
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Abstract
The utility model provides a kind of chassis of vehicle body and includes the logistics trolley of this chassis of vehicle body.Chassis of vehicle body includes：Chassis body；It is adapted to be mounted to the crossbeam of chassis body；Connecting bracket is provided with shaft at the position between the both ends of connecting bracket in a longitudinal direction thereof, and connecting bracket is longitudinally installed to the front of crossbeam by means of shaft in a rotatable way；At least one front universal wheel and at least two intermediate driving wheels, front universal wheel are connected to the front end of connecting bracket, and at least one intermediate driving wheel is connected to the rear end of connecting bracket, and intermediate driving wheel can be driven by motor to be rotated；And it is positioned at the rear portion universal wheel at crossbeam rear portion.The chassis of vehicle body of the utility model and the structure of logistics trolley are simpler and component number is less, this makes manufacturing cost reduce, failure rate reduces and alleviates weight.In addition, chassis of vehicle body and the logistics trolley including chassis of vehicle body can also automatically adjust angle according to car weight and keep balancing.
Description
Technical field
The utility model is related to a kind of chassis of vehicle body and include the logistics trolley of this chassis of vehicle body.Specifically, this
Utility model is related to a kind of chassis of vehicle body for logistics trolley and includes the logistics trolley of this chassis of vehicle body.
Background technology
The logistics trolley that occasions use in workshop or warehouse etc. can usually be encountered because temporarily Uneven road is smooth or may occur
Smaller barrier and cause to advance and be blocked or even the case where topple because of the blocking of barrier.Technical staff it is conceivable that
To being improved for the chassis of vehicle body of this logistics trolley, installed on chassis sensing device appropriate, control device and
Driving device simultaneously increases structure appropriate so that logistics trolley can in advance be sent out when encountering barrier or before encountering barrier
Go out signal, cut-through object or clears the jumps by the climbing device that can be climbed.However such chassis of vehicle body is logical
Normal structure is complex and parts number is more, therefore cost is higher and failure rate is higher.For the car body with climbing structure
For chassis, highly it is less than the barrier of 10cm there is typically only smaller barrier, such as in workshop or warehouse etc. or there is only one
In the broad environment of smaller protrusion on a little unevenness road surfaces, seldom or substantially taken less than in this way using the chance of climbing device
Mechanism.
Therefore, it some or all of can solve or at least mitigate in the presence of the above-mentioned prior art disadvantage there is an urgent need for a kind of
Chassis of vehicle body and the logistics trolley for including this chassis of vehicle body.
Utility model content
The technical problem to be solved by the utility model is to：One kind is provided and aims to solve the problem that or at least mitigate above-mentioned existing skill
The chassis of vehicle body of disadvantage and include the logistics trolley of this chassis of vehicle body some or all of in the presence of art.
On the one hand, the utility model provides a kind of chassis of vehicle body comprising：Chassis body；At least one crossbeam, it is described
Crossbeam is adapted to be mounted to the chassis body；At least one connecting bracket, between the both ends of the connecting bracket in a longitudinal direction thereof
Position at be provided with shaft, the connecting bracket is longitudinally installed to the cross in a rotatable way by means of the shaft
The front of beam；At least one front universal wheel and at least two intermediate driving wheels, wherein at least one front universal wheel connects
It is connected to the front end of the connecting bracket, at least one of described at least two intermediate driving wheel intermediate driving wheel is connected to described
The rear end of connecting bracket, the intermediate driving wheel can be driven by motor to be rotated；And at least one rear portion universal wheel, it is described at least
One rear portion universal wheel is positioned at the rear portion of the chassis of vehicle body.
According to the utility model, since motor is arranged only for intermediate driving wheel, without be directed to front universal wheel or after
Motor is arranged in portion's universal wheel or connecting bracket or its shaft, it is no longer necessary to corresponding sensing device, control device etc., thus
The structure of chassis of vehicle body is simpler and component number is few, this makes manufacturing cost reduce, failure rate reduces and appropriate
Ground alleviates weight.In addition, the chassis of vehicle body is not to be controlled by controller, sensor etc. and realize balance, on the contrary,
According to the weight and pavement behavior carried by chassis of vehicle body, connecting bracket is rotated freely through in certain range around the shaft,
To realize the autobalance of chassis of vehicle body.
In some preferred embodiments, the chassis of vehicle body includes a connecting bracket, a front universal wheel and two
A intermediate driving wheel, the only one intermediate driving wheel in one front universal wheel and described two intermediate driving wheels pass through institute
State a connecting bracket connection.
In some preferred embodiments, the chassis of vehicle body includes a connecting bracket, a front universal wheel and two
A intermediate driving wheel, one front universal wheel are connected with described two intermediate driving wheels by one connecting bracket,
So that described two intermediate driving wheels are jointly moved with the rotation of the connecting bracket.
In some preferred embodiments, the chassis of vehicle body includes a connecting bracket, two front universal wheels and two
A intermediate driving wheel, described two front universal wheels are connected with described two intermediate driving wheels by one connecting bracket,
So that described two front universal wheels are jointly moved with the rotation of one connecting bracket, and described two intermediate drives
Driving wheel is also jointly moved with the rotation of one connecting bracket.
In some preferred embodiments, the chassis of vehicle body includes two crossbeams, two connecting brackets, two fronts ten thousand
To wheel and two intermediate driving wheels, described two crossbeams are set to the both sides in the transverse direction of the chassis of vehicle body, described two companies
It connects holder and is respectively installed to corresponding crossbeam, wherein positioned at a front universal wheel of the side of the chassis of vehicle body and one
Intermediate driving wheel is connected by a connecting bracket in described two connecting brackets, is located at the other side of the chassis of vehicle body
Another front universal wheel is connected with another intermediate driving wheel by another connecting bracket in described two connecting brackets.
In some preferred embodiments, the chassis of vehicle body includes a crossbeam, two connecting brackets, two fronts ten thousand
To wheel and two intermediate driving wheels, described two connecting brackets are set to the car body bottom by being respectively installed to the crossbeam
Both sides in the transverse direction of disk, wherein be located at the front universal wheel and an intermediate driving wheel of the side of the chassis of vehicle body
By the connecting bracket connection in described two connecting brackets, it is located at another front of the other side of the chassis of vehicle body
Universal wheel is connected with another intermediate driving wheel by another connecting bracket in described two connecting brackets.
In some preferred embodiments, the chassis of vehicle body includes two rear portion universal wheels, and described two rear portions are universal
Wheel is positioned at the rear portion of the crossbeam.
In some preferred embodiments, the chassis of vehicle body includes for the attached of at least one rear portion universal wheel setting
Beam, at least one rear portion universal wheel is added to be positioned at the corresponding position of the additional beam.
In some preferred embodiments, after at least one rear portion universal wheel is mounted directly to the chassis body
The corresponding position in portion.
In some preferred embodiments, the front universal wheel is identical with the size of the rear portion universal wheel, and institute
The diameter for stating front universal wheel and the rear portion universal wheel is respectively less than the diameter of the intermediate driving wheel.
In some preferred embodiments, the front universal wheel is identical with the size of the rear portion universal wheel, and institute
The diameter for stating front universal wheel and the rear portion universal wheel is respectively less than the diameter of the intermediate driving wheel.
In some preferred embodiments, the intermediate driving wheel be connected to the rear end of the connecting bracket to
Lower extension point, and the shaft of the connecting bracket is positioned higher than the hub centre, described of the front universal wheel
The hub centre of the hub centre of intermediate driving wheel and the rear portion universal wheel.
Due to this arrangement of shaft, front universal wheel, intermediate driving wheel and rear portion universal wheel so that car body is encountering
Barrier is more easily smoothly through when barrier by the driving force of intermediate driving wheel and thus prevents from toppling.
In some preferred embodiments, in the rear end of the connecting bracket close to the position of the intermediate driving wheel
Place is provided with the first elastic device, one end of first elastic device be connected to the connecting bracket towards the chassis sheet
On one side surface of body and/or the other end is connected to the crossbeam.
In some preferred embodiments, in the front end of the connecting bracket close to the position of the front universal wheel
Place is provided with the second elastic device, one end of second elastic device be connected to the connecting bracket towards the chassis sheet
On one side surface of body and/or the other end is connected to the crossbeam.
The setting of the elastic device can prevent connecting bracket one end caused by the excessive velocities rotated freely to cross
The unexpected of beam is hit and its other end lands suddenly, and therefore prevent car body caused by the above situation it is violent shake or
It topples, and then keeps car body operation more steady.
In some preferred embodiments, on the side surface towards the chassis body of the connecting bracket or institute
It states and is provided with limiting device on the side surface towards the connecting bracket of crossbeam, the limiting device is close to connection branch
The front end of frame or the rear alignment, the limiting device may be adjusted to the freedom for making the connecting bracket around the shaft
Rotating range changes in the range of -10 ° to 10 °.
The setting permission of limiting device is by means of the position or its form of its positioning and as needed to the connecting bracket
The range that rotates freely be defined, subtle adjustment can be carried out with the range that rotates freely to connecting bracket.This makes
Limiting device is only conveniently adjusted when the generation minor change of workplace to may continue to be applicable in without replacing entire chassis of vehicle body,
This is conducive to cost-effective and improves efficiency.
The another aspect of the utility model provides a kind of logistics trolley comprising any of the above-described kind of chassis of vehicle body.
Description of the drawings
Fig. 1 is the stereogram for the chassis of vehicle body for schematically showing exemplary implementation scheme according to the present utility model.
Fig. 2 is a kind of motion state for the chassis of vehicle body for schematically showing exemplary implementation scheme according to the present utility model
Under side view, elastic device is shown, in this state, intermediate driving wheel is through too small barrier such as road surface
It is small protrusion thus jacked up by barrier, for the sake of clarity, barrier is omitted.
Fig. 3 is the side view for the chassis of vehicle body for schematically showing exemplary implementation scheme according to the present utility model, wherein
The case where showing when chassis of vehicle body is advanced on a flat ground.
Fig. 4 is the side view for the chassis of vehicle body for schematically showing exemplary implementation scheme according to the present utility model, wherein
The case where showing when the front universal wheel of chassis of vehicle body breaks the barriers.
Fig. 5 is the side view for the chassis of vehicle body for schematically showing exemplary implementation scheme according to the present utility model, wherein
The case where showing when the intermediate driving wheel of chassis of vehicle body breaks the barriers.
Fig. 6 is the side view for the chassis of vehicle body for schematically showing exemplary implementation scheme according to the present utility model, wherein
The case where showing when the rear portion universal wheel of chassis of vehicle body breaks the barriers.
Fig. 7 is the side view for the chassis of vehicle body for schematically showing exemplary implementation scheme according to the present utility model, wherein
The case where showing when chassis of vehicle body integrally breaks the barriers completely.
Specific implementation mode
The utility model illustrative embodiments are described in detail with reference to the accompanying drawings.To illustrative embodiments
Description is definitely not the limitation to the utility model and its application or usage merely for the sake of demonstration purpose.Moreover, each portion in figure
The size and ratio of part are also only schematical, do not exactly correspond to actual product.
Term " first " used herein and " second " and " one end " and " other end " can be employed interchangeably to incite somebody to action
One component and another component distinguish, and these terms are not intended to the position for indicating all parts or importance.
In addition, term " front " used herein and " rear portion " they are for the direction that logistics trolley advances,
Term " longitudinal direction " or " longitudinally " refer to the front-rear direction along chassis of vehicle body, that is, are parallel to the direction of travel of logistics trolley, term
" transverse direction " or " laterally " refers to the direction vertical with the front-rear direction of chassis of vehicle body.
The utility model proposes a kind of chassis of vehicle bodies for logistics trolley.Fig. 1 shows according to the present utility model show
The stereogram of the chassis of vehicle body of example property embodiment.The chassis of vehicle body 100 includes chassis body 1, is adapted to be mounted to chassis sheet
Crossbeam 2, connecting bracket 3, front universal wheel 4, intermediate driving wheel 5 and the rear portion universal wheel 6 of body, wherein in connecting bracket 3
Any position between longitudinal both ends is provided with shaft 7, is provided at the position of its front on crossbeam 2 suitable for connecing
The corresponding shaft receiving part of shaft 7 is received, connecting bracket 3 is longitudinally installed to the front and therefore of crossbeam 2 by means of shaft 7
Fixed in chassis body 1 so that connecting bracket 3 can rotate in vertical plane around the shaft.4 company of being installed to of front universal wheel
The front end of holder 3 is connect, intermediate driving wheel 5 is installed in place the downward extension portion 8 in the rear end of connecting bracket 3.Due to front
This connecting mode of the setting of universal wheel 4 and intermediate driving wheel 5 and connecting bracket 3 so that position of the shaft on vertical
It is consistently higher than the hub centre of front universal wheel 4 and the hub centre (rotation center of intermediate driving wheel 5) of intermediate driving wheel 5.
Intermediate driving wheel 5 can be driven by the motor mounted on the appropriate position of chassis body 1, and motor can be by controlling dress accordingly
It sets to control.Rear portion universal wheel 6 is fixedly secured to the rear portion of crossbeam 2.Alternatively, rear portion universal wheel 6 can be with side appropriate
Formula is mounted directly to the corresponding position at the rear portion of chassis body 1.Alternatively, can increase for rear portion universal wheel 6 and be arranged
Additional beam, such rear portion universal wheel 6 can be installed to the corresponding position of additional beam.In Fig. 1, two crossbeams 2 in front end and
Rear end is linked together using connector, still, one of ordinary skill in the art will appreciate that two crossbeams 2 can phase
It is mutually independent, without linking together.
It is worth noting that, be provided only for the motor of intermediate driving wheel 5, without be directed to front universal wheel 4 or after
Motor is arranged in portion's universal wheel 6, also need not be directed to connecting bracket 3 or motor is arranged in its shaft.The structure of chassis of vehicle body allows to connect
It connects holder 3 to rotate freely through in certain range around the shaft, to realize that chassis of vehicle body is put down automatically according to the weight of its carrying
Weighing apparatus.
In the exemplary implementation scheme of Fig. 1, show that two groups of components, every group of component include the 2, connections of a crossbeam
3, one, the holder intermediate driving wheel 5 of front universal wheel 4, one and a rear portion universal wheel 6.This two groups of components are independently of one another
Setting, and two sides being respectively installed in the transverse direction of chassis body 1.6 size phase of front universal wheel 4 and rear portion universal wheel
Together, and the wheel footpath of the two is significantly less than the wheel footpath of intermediate driving wheel 5.
In addition, being provided on the rear end for being equipped with intermediate driving wheel 5 of connecting bracket 3, the side opposite with crossbeam 2
First elastic device 91 of such as spring etc.First elastic device 91 may be disposed at the rear end surface and crossbeam of connecting bracket 3
On corresponding position between.Similarly, in being equipped at the front end of front universal wheel 4 of connecting bracket 3, opposite with crossbeam 2
Second elastic device 92 of such as spring etc is provided on side.Before second elastic device 92 may be disposed at connecting bracket 3
Between corresponding position on end surfaces and crossbeam.First elastic device 91 and the second elastic device 92 may be mounted to only one end and consolidated
It is fixed, such as one end is connected to crossbeam, as shown in Figure 2, or one end is connected to connecting bracket.It is alternative
Ground, the first elastic device 91 and the second elastic device 92 also may be mounted to both ends and be fixed, it is, one end is connected to cross
Beam, and the other end is connected to connecting bracket.First elastic device 91 and the second elastic device 92 are for preventing connecting bracket 3 because certainly
The one end caused by the excessive velocities that rotate hits and its other end suddenly lands the unexpected of crossbeam, and therefore prevents
Only the violent of car body caused by the above situation shakes or topples, and then keeps car body operation more steady.
In addition, being additionally provided with limiting device on the side opposite with crossbeam 2 of connecting bracket 3, limiting device is for limiting
Determine the range that connecting bracket 3 rotates freely through around the shaft.Preferably, limiting device can rotate freely connecting bracket 3 around the shaft
Range limit so that connecting bracket 3 with by the center line angulation of shaft in the range of -15 ° to 15 °, preferably
In the range of -10 ° to 10 °.Limiting device can be the simple stop device of such as block etc, can also be have can
The adjustable stop of And of Varying Depth, to allow to carry out subtle tune to the range that rotates freely of connecting bracket 3 as needed
It is whole.In addition, limiting device can be positioned at any position on the side opposite with crossbeam 2 of connecting bracket 3 as needed, limit
The position of position device may also influence the range rotated freely.
In general, limiting device can be arranged independently of elastic device.However, elastic device can also be integrated into limit
On device, or it is integrally formed with limiting device.The side table towards connecting bracket in crossbeam can also be arranged in limiting device
On face.
The preferred embodiment of the utility model is illustrated above.In alternative embodiment, crossbeam
Quantity, the quantity of connecting bracket, the quantity of shaft, the quantity of the quantity of front universal wheel and rear portion universal wheel can become
Change.
In some alternate embodiments, chassis of vehicle body may include a front universal wheel 4 and two midway drives
Wheel 5, the connecting bracket 3 on crossbeam 2 is rotatably mounted to by said one front universal wheel 4 and only wherein one by means of shaft
A intermediate driving wheel 5 connects.Alternatively, connecting bracket 3 can be by said one front universal wheel 4 and two midway drives
Wheel 5 connects so that two intermediate driving wheels 5 are jointly moved with the rotation of connecting bracket 3.
In other alternate embodiments, chassis of vehicle body may include two front universal wheels 4 and two intermediate drives
Driving wheel 5, above-mentioned two front universal wheel 4 and two intermediate driving wheels 5 are connected by the same connecting bracket 3 so that two
A front universal wheel 4 is moved with the rotation of the above-mentioned same connecting bracket 3 jointly, and two intermediate driving wheels 5 are also common
Ground is moved with the rotation of the above-mentioned same connecting bracket 3.
In the also alternate embodiment of some, chassis of vehicle body according to the present utility model can also be including after only one
Portion's universal wheel 6.
Although described above is each connecting brackets to be installed to the situation on corresponding crossbeam, in other exemplary implementations
In scheme, each connecting bracket can be integrated on same crossbeam so that the crossbeam is as universal by all connecting brackets and front
Wheel and intermediate driving wheel and rear portion universal wheel are fixed to the general frame in chassis body.In addition, although described above is vehicles
First elastic device, the second elastic device and the limiting device on body chassis, but one of ordinary skill in the art will appreciate that
In the chassis of vehicle body of the utility model, the first elastic device, the second elastic device and limiting device can be some or all of
It omits.Furthermore in some embodiments, the diameter of front universal wheel, intermediate driving wheel and rear portion universal wheel can be with all same.
The various travel conditions of chassis of vehicle body according to the present utility model are illustrated below with reference to Fig. 3 to Fig. 7.In order to
It is more succinct, chassis of vehicle body is illustrated only in Fig. 3 to Fig. 7, it should be understood that in actual use, which is attached to
With on the logistics trolley centainly conducted oneself with dignity, and logistics trolley may carry the cargo adaptable with it.It is combined with the car body bottom
The logistics trolley of disk can automatically regulate angle according to car weight by means of the chassis of vehicle body, to keep the intermediate of chassis of vehicle body to drive
Driving wheel is contacted with ground always so that logistics trolley can obtain lasting power and advance.
Fig. 3 is shown when the logistics trolley for being combined with chassis of vehicle body according to the present utility model is advanced on a flat ground
Situation.As shown, when advancing on flat ground, chassis of vehicle body according to the present utility model due to car weight and by
Under power, connecting bracket 3 is adaptively rotated into so that front universal wheel 4, intermediate driving wheel 5 and rear portion universal wheel 6 and ground
Contact.
Fig. 4 to Fig. 7 shows vehicle when the logistics trolley for being combined with chassis of vehicle body according to the present utility model breaks the barriers
The case where body chassis, in the drawings, the barrier are the slopes with certain altitude, and logistics trolley breaks the barriers
It can behave as the slopes of climbing.It is appreciated that barrier can also be smaller protrusion, such as stone or smaller barrier strips.
Such as in fig. 2, intermediate driving wheel is being jacked up through the small protrusion in too small barrier such as road surface thus by barrier, in order to clear
For the sake of, barrier is omitted.
In the situation shown in figure 4, front universal wheel 4 contacts barrier first.As shown, working as front universal wheel 4
When contacting barrier, the driving force generated by motor-driven intermediate driving wheel 5 makes front universal wheel 4 proceed forward to barrier
On, to which front universal wheel 4 is in a vertical direction relatively toward body movement, this can be such that connecting bracket 3 adaptively revolves
Turn, and then intermediate driving wheel 5 is made to be relatively far from body movement in a vertical direction.At this moment, intermediate driving wheel 5 still with ground
Contact, to provide the driving driving force that car body moves on.It is smaller raised rather than shown in Fig. 4 slopes in barrier
In the case of, when front universal wheel 4, which advances to, to break the barriers, car body returns to as shown in Figure 3 goes on a flat ground
Into when initial situation.
When car body advance to it is shown in fig. 6 in the case of when, intermediate driving wheel 5 begins through barrier.As shown,
Since the driving force that intermediate driving wheel 5 is contacted with ground and generated makes intermediate driving wheel 5 proceed forward on barrier, to
Make intermediate driving wheel 5 in a vertical direction relatively toward body movement, this makes connecting bracket 3 adaptively rotate, and then makes
Front universal wheel 4 is relatively far from body movement and therefore can be contacted with ground in a vertical direction.Front universal wheel 4 and ground
Face contacts so that car body held stationary during the motion, will not occur violent to rock or even topple.Obviously, in such case
Under, intermediate driving wheel 5 remains to provide the driving driving force that car body moves on.It is smaller protrusion rather than Fig. 4 institute in barrier
In the case of the slopes shown, when intermediate driving wheel 5, which advances to, to break the barriers, car body turns again to as shown in Figure 3
The initial situation advanced on a flat ground.
When car body advance to it is shown in Fig. 7 in the case of when, rear portion universal wheel 6 start contact barrier.As shown,
When rear portion universal wheel 6 contacts barrier, since the driving force that intermediate driving wheel 5 is contacted with ground and generated makes rear portion universal wheel
6 proceed forward on barrier, this makes crossbeam rear portion and so that chassis tail portion is lifted up.Make in the gravity of car body
Under, connecting bracket 3 adaptively rotates so that front universal wheel 4 and intermediate driving wheel 5 are contacted with ground, to which car body obtains
The driving force that must move on and rear portion universal wheel 6 is made to break the barriers.Finally, as shown in fig. 7, car body climb to slopes it
On continue on, at this time the case where be similar to situation shown in Fig. 3.
As a result, due to the rotation of the adaptability of connecting bracket 3 and the arrangement of front universal wheel 4 and intermediate driving wheel 5, make
Obtaining intermediate driving wheel 5 can constantly contact with ground, and then sustainably provide the driving driving force that car body advances, to make
It is sustainable smoothly through barrier to obtain car body.
Based on above description, those skilled in the art is it is contemplated that the logistics trolley comprising the utility model can make
Its front universal wheel 4, intermediate driving wheel 5 and rear portion universal wheel 6 only on side also still keeps continuing when breaking the barriers
Smoothly advance.
The another aspect of the utility model provides a kind of logistics trolley comprising the chassis of vehicle body of any of the above-described.But
The utility model is not limited to above-mentioned logistics trolley, but be intended to cover include above-mentioned chassis of vehicle body any type of mobile dress
It sets.
Although being described in detail by example embodiment, preceding description be all in all respects it is illustrative rather than
It is restrictive.It should be appreciated that can be designed that the range of a number of other remodeling and variant without departing from example embodiment, these
Both fall within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should be determined by the appended claims.
Claims (14)
1. a kind of chassis of vehicle body, including：
Chassis body；
At least one crossbeam, the crossbeam are adapted to be mounted to the chassis body；
At least one connecting bracket is provided with shaft at the position between the both ends of the connecting bracket in a longitudinal direction thereof, described
Connecting bracket is longitudinally installed to the front of the crossbeam by means of the shaft in a rotatable way；
At least one front universal wheel and at least two intermediate driving wheels, wherein at least one front universal wheel is connected to
The front end of the connecting bracket, at least one of described at least two intermediate driving wheel intermediate driving wheel are connected to the connection
The rear end of holder, the intermediate driving wheel can be driven by motor to be rotated；And
At least one rear portion universal wheel, at least one rear portion universal wheel are positioned at the rear portion of the chassis body.
2. chassis of vehicle body according to claim 1, which is characterized in that the chassis of vehicle body includes connecting bracket, one
A front universal wheel and two intermediate driving wheels, one front universal wheel and described two intermediate driving wheels pass through described one
A connecting bracket connection.
3. chassis of vehicle body according to claim 1, which is characterized in that the chassis of vehicle body includes connecting bracket, two
A front universal wheel and two intermediate driving wheels, described two front universal wheels and described two intermediate driving wheels pass through described one
A connecting bracket connection so that described two front universal wheels are jointly moved with the rotation of one connecting bracket, and
And described two intermediate driving wheels are also jointly moved with the rotation of one connecting bracket.
4. chassis of vehicle body according to claim 1, which is characterized in that the chassis of vehicle body includes two crossbeams, two companies
Holder, two front universal wheels and two intermediate driving wheels, described two crossbeams are connect to be set in the transverse direction of the chassis of vehicle body
Both sides, described two connecting brackets are respectively installed to corresponding crossbeam, wherein are located at one of the side of the chassis of vehicle body
Front universal wheel and an intermediate driving wheel are connected by a connecting bracket in described two connecting brackets, are located at the vehicle
Another front universal wheel and another intermediate driving wheel of the other side on body chassis pass through another in described two connecting brackets
One connecting bracket connection.
5. chassis of vehicle body according to claim 1, which is characterized in that the chassis of vehicle body includes a crossbeam, two companies
Holder, two front universal wheels and two intermediate driving wheels are connect, described two connecting brackets are by being respectively installed to the crossbeam
And it is set to the both sides in the transverse direction of the chassis of vehicle body, wherein a front for being located at the side of the chassis of vehicle body is universal
Wheel is connected with an intermediate driving wheel by a connecting bracket in described two connecting brackets, and the chassis of vehicle body is located at
Another front universal wheel and another intermediate driving wheel of the other side pass through another connection in described two connecting brackets
Holder connects.
6. chassis of vehicle body according to any one of claims 1-5, which is characterized in that the chassis of vehicle body is including after two
Portion's universal wheel, described two rear portion universal wheels are positioned at the rear portion of the crossbeam.
7. chassis of vehicle body according to claim 6, which is characterized in that the front universal wheel and the rear portion universal wheel
Size is identical, and the diameter of the front universal wheel and the rear portion universal wheel is respectively less than the diameter of the intermediate driving wheel.
8. chassis of vehicle body according to claim 7, which is characterized in that the intermediate driving wheel is connected to the connecting bracket
The rear end downward extension portion, and the shaft of the connecting bracket is positioned higher than the front universal wheel
Hub centre, the intermediate driving wheel hub centre and the rear portion universal wheel hub centre.
9. chassis of vehicle body according to claim 8, which is characterized in that in the rear end of the connecting bracket close to described
The first elastic device is provided at the position of intermediate driving wheel, one end of first elastic device is connected to the connecting bracket
The side surface towards the chassis body on and/or the other end be connected to the crossbeam.
10. chassis of vehicle body according to claim 9, which is characterized in that in the front end of the connecting bracket close to institute
It states and is provided with the second elastic device at the position of front universal wheel, one end of second elastic device is connected to the connection branch
On the side surface towards the chassis body of frame and/or the other end is connected to the crossbeam.
11. chassis of vehicle body according to claim 10, which is characterized in that in the connecting bracket towards the chassis sheet
Limiting device, the limit are provided on one side surface of body or on the side surface towards the connecting bracket of the crossbeam
Close to the front end of the connecting bracket or the rear alignment, the limiting device may be adjusted to make the connection branch device
Frame changes around the range that rotates freely of the shaft in the range of -10 ° to 10 °.
12. chassis of vehicle body according to claim 11, which is characterized in that the chassis of vehicle body is including being described at least one
The additional beam of rear portion universal wheel setting, at least one rear portion universal wheel are positioned at the corresponding position of the additional beam.
13. chassis of vehicle body according to claim 11, which is characterized in that at least one rear portion universal wheel is mounted directly
To the corresponding position at the rear portion of the chassis body.
14. a kind of logistics trolley, which is characterized in that include the chassis of vehicle body according to any one of claim 1-13.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721710311.2U CN207774153U (en) | 2017-12-08 | 2017-12-08 | Chassis of vehicle body and logistics trolley including the chassis of vehicle body |
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| CN201721710311.2U CN207774153U (en) | 2017-12-08 | 2017-12-08 | Chassis of vehicle body and logistics trolley including the chassis of vehicle body |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109110004A (en) * | 2018-11-01 | 2019-01-01 | 苏州牧星智能科技有限公司 | A kind of robot chassis structure |
| CN110254492A (en) * | 2019-06-28 | 2019-09-20 | 北京史河科技有限公司 | A kind of obstacle detouring chassis |
| CN111374611A (en) * | 2018-12-28 | 2020-07-07 | 沈阳新松机器人自动化股份有限公司 | Anti-tilt device and anti-tilt robot of indoor floor-washing robot |
| CN112298401A (en) * | 2020-09-25 | 2021-02-02 | 北京京东乾石科技有限公司 | Logistics trolley |
-
2017
- 2017-12-08 CN CN201721710311.2U patent/CN207774153U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109110004A (en) * | 2018-11-01 | 2019-01-01 | 苏州牧星智能科技有限公司 | A kind of robot chassis structure |
| CN111374611A (en) * | 2018-12-28 | 2020-07-07 | 沈阳新松机器人自动化股份有限公司 | Anti-tilt device and anti-tilt robot of indoor floor-washing robot |
| CN110254492A (en) * | 2019-06-28 | 2019-09-20 | 北京史河科技有限公司 | A kind of obstacle detouring chassis |
| CN112298401A (en) * | 2020-09-25 | 2021-02-02 | 北京京东乾石科技有限公司 | Logistics trolley |
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