CN214648562U - Carry thing dolly chassis and carry thing dolly - Google Patents
Carry thing dolly chassis and carry thing dolly Download PDFInfo
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- CN214648562U CN214648562U CN202120144917.4U CN202120144917U CN214648562U CN 214648562 U CN214648562 U CN 214648562U CN 202120144917 U CN202120144917 U CN 202120144917U CN 214648562 U CN214648562 U CN 214648562U
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Abstract
The utility model discloses a carry thing dolly chassis and carry thing dolly relates to non-motor goods transportation equipment technical field to the solution can not adjust the problem of bearing the weight of goods volume. The carrying trolley chassis comprises: the driving wheel connecting plate is connected between the two driving wheels; the following wheel connecting plate is connected between the two following wheels; the sliding rail is fixedly connected to the driving wheel connecting plate or the following wheel connecting plate; and the sliding block is fixedly connected to the following wheel connecting plate or the driving wheel connecting plate and moves along the track in the front-back direction of the vehicle body. The carrying trolley comprises the carrying trolley chassis provided by the technical scheme. The utility model provides a carry thing dolly chassis and carry thing dolly and realize the flexible on chassis through the telescopic structure for bear corresponding goods volume.
Description
Technical Field
The utility model relates to a non-motor-driven article transportation equipment technical field especially relates to a telescopic carries thing dolly chassis and carries thing dolly.
Background
The current thing dolly that carries is multi-purpose for the transportation goods, alleviates the burden of artifical transport, improves cargo handling efficiency. But the load-carrying trolley has fixed load-carrying capacity, and when the goods are fewer, the occupied space of the load-carrying trolley is still larger, so that the load-carrying trolley is unstable in operation in the transportation process, and the phenomena of overturning and the like are easy to occur.
Therefore, how to adjust the load capacity of the load-carrying trolley becomes an urgent problem to be solved in the field.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a carry thing dolly chassis and carry thing dolly realizes the flexible on chassis through the telescopic structure for bear corresponding goods volume.
In order to achieve the above object, the present invention provides the following technical solutions:
a carrier cart chassis, the chassis comprising:
the driving wheel connecting plate is connected between the two driving wheels;
the following wheel connecting plate is connected between the two following wheels;
the sliding rail is fixedly connected to the driving wheel connecting plate or the following wheel connecting plate;
and the sliding block is fixedly connected to the following wheel connecting plate or the driving wheel connecting plate and moves along the track in the front-back direction of the vehicle body.
Optionally, the chassis further comprises a driving motor connected to the slider for driving the slider to move.
Optionally, the chassis further includes a controller electrically connected to the driving motor, and configured to control a rotation speed and start and stop of the driving motor.
Optionally, the driving wheel connecting plate includes a left wing plate, a first flat plate and a right wing plate, the left end of the left wing plate is connected to the left driving wheel, the right end of the right wing plate is connected to the right driving wheel, the first flat plate is connected between the left wing plate and the right wing plate, and the first flat plate is connected to the slide rail or the slide block; the left wing plate, the first flat plate and the right wing plate form two waists and an upper bottom edge of an isosceles trapezoid; or the left wing plate, the first flat plate and the right wing plate form two waists and a lower bottom edge of an isosceles trapezoid.
Optionally, the follower wheel attachment plate comprises a left side flap, a second panel, and a right side flap; the second flat plate is fixedly connected with the sliding block or the sliding rail; one end of the left side folded plate is connected with the left side of the second flat plate, and the other end of the left side folded plate extends towards the rear of the vehicle and is connected with a left side following wheel; one end of the right side folded plate is connected with the right side of the second flat plate, and the other end of the right side folded plate extends towards the rear of the vehicle and is connected with the right side following wheel.
Optionally, the driving wheel connection and the follower wheel connection plate have elasticity in the up-down direction.
Optionally, the sliding rail comprises a strip-shaped body arranged along the front-back direction of the trolley, a sliding groove is formed in the strip-shaped body, and a convex block embedded in the sliding groove is arranged on the sliding block.
Optionally, the sliding rail comprises a sleeve rail arranged along the front and rear direction of the trolley, and the sleeve rail is arranged in parallel with the strip-shaped body; the sliding block is provided with a through groove and is sleeved on the sleeve rail.
Optionally, limiting plates are arranged at two ends of the sliding rail.
The utility model also provides a carry the thing dolly, include as before carry thing dolly chassis.
Compared with the prior art, the utility model provides an in carrying thing dolly chassis and carrying thing dolly, add slide rail and slider on drive wheel connecting plate and following wheel connecting plate for the slide rail can be followed at automobile body front and back rebound to drive wheel connecting plate and following wheel connecting plate, has realized the regulation of distance between drive wheel and the following wheel, and then realizes carrying the flexible of thing dolly automobile body length, thereby can adapt to the transportation of different volume of carrying goods, has enlarged application range.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
FIG. 1 is a structural diagram of the carrier cart in the embodiment of the present invention in a shortened state;
fig. 2 is the structural schematic diagram of the carrying trolley chassis in the embodiment of the utility model in a variable length state.
Reference numerals:
1-driving wheels; 2-following the wheel; 3-driving wheel connecting plate, 31-left wing plate, 32-first flat plate, 33-right wing plate; 4-follower web, 41-left flap, 42-second panel, 43-right flap; 5-sliding rail, 51-strip body, 52-sliding groove, 53-sleeve rail and 54-limiting plate; 6-sliding block, 61-driving motor, 62-through groove; 7-a controller.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
An object of the utility model is to provide a carry thing dolly chassis and carry thing dolly realizes the flexible on chassis through the telescopic structure for bear corresponding goods volume.
Example 1
Referring to fig. 1 and 2, the chassis of the carrying trolley provided in embodiment 1 of the present invention includes a driving wheel connecting plate 3, a following wheel connecting plate 4, a sliding rail 5 and a sliding block 6.
Wherein, the driving wheel connecting plate 3 is fixedly connected between the two driving wheels 1; the following wheel connecting plate 4 is connected between the two following wheels 2; the slide rail 5 is fixedly connected to the driving wheel connecting plate 3 or the following wheel connecting plate 4; correspondingly, the slide block 6 is fixedly connected to the following wheel connecting plate 4 or the driving wheel connecting plate 4 and moves along the track in the front-back direction of the vehicle body. Namely, when the slide rail 5 is fixedly connected to the driving wheel connecting plate 3, the slide block 6 is fixedly connected to the following wheel connecting plate 4; or when the slide rail 5 is fixedly connected to the following wheel connecting plate 4, the slide block 6 is fixedly connected to the driving wheel connecting plate 4. The two connection modes can realize the extension and contraction of the chassis of the carrying trolley. Thereby achieving the beneficial effects described above, and the description is omitted here.
In a specific implementation process, as shown in fig. 1, the driving wheel connecting plate 3 includes a left wing plate 31, a first plate 32 and a right wing plate 33, the left end of the left wing plate 31 is connected to the left driving wheel 1, the right end of the right wing plate 33 is connected to the right driving wheel 1, the first plate 32 is connected between the left wing plate 31 and the right wing plate 33, and the first plate 32 is connected to the slide rail 5 or the slide block 6; the left wing panel 31, the first panel 32 and the right wing panel 33 form two sides and an upper bottom edge of an isosceles trapezoid (as shown in fig. 1). Or the left wing plate, the first flat plate and the right wing plate form two waists and a lower bottom edge of an isosceles trapezoid, and at the moment, the length of the upper bottom edge of the isosceles trapezoid is greater than that of the lower bottom edge. Of course, the present driving wheel connecting plate 3 is not limited to this structure, and may be other structures such as rectangular polygonal line shaped plates, flat plates, and the like.
As an alternative embodiment, as shown in FIG. 1, the follower attachment panel 4 includes a left side flap 41, a second panel 42, and a right side flap 43; the second flat plate 42 is fixedly connected with the sliding block 6 or the sliding rail 5; one end of the left side folded plate 41 is connected with the left side of the second flat plate 42, and the other end of the left side folded plate 41 extends towards the rear of the vehicle and is connected with the left following wheel 2; one end of the right side folded plate 43 is connected to the right side of the second plate 42, and the other end of the right side folded plate 43 extends rearward of the vehicle and is connected to the right side trailing wheel 2. Of course, the present follower wheel connecting plate 4 is not limited to this structure, and may be other structures such as a gate frame and the like. As long as the connection of the following wheels and the structure matched with the sliding block or the sliding rail can be realized.
It is worth noting that the driving wheel connecting plate 3 and the following wheel connecting plate 4 are elastic in the up-down direction, and therefore both the driving wheel connecting plate 3 and the following wheel connecting plate 4 can be made of materials with high strength and high elasticity, so that the elastic shock absorption function is provided while the carrying trolley is supported.
As an alternative embodiment, as shown in fig. 1, the sliding rail 5 includes a strip 51 disposed along the front and rear direction of the trolley, the strip 51 is provided with a sliding slot 52, and the sliding block 6 is provided with a protrusion (not shown) embedded in the sliding slot 52. In the present embodiment, due to the limiting function of the sliding groove 52, the sliding block 6 can move linearly, so that the stability of the adjustment of the length of the vehicle body is ensured.
As another alternative, as shown in fig. 1, on the basis of the previous alternative, the slide rail 5 may further include a sleeve rail 53 disposed along the front-rear direction of the trolley, and the sleeve rail 53 is disposed in parallel with the strip 51. Correspondingly, the sliding block 6 is provided with a through groove 62, and the sliding block 6 is sleeved on the sleeve rail. This embodiment further ensures a stable sliding of the slider 6 and avoids the problem of the slider falling off.
It should be noted that the stopper plates 54 may be provided at both ends of the slide rail 5. Therefore, the sliding block 6 can be prevented from sliding out of the sliding rail 5, and the safety of the length adjustment of the vehicle body is ensured.
As a possible embodiment, different from other embodiments, the carrier vehicle chassis may further include a driving motor 61, and the driving motor 61 is connected to the slide 6 for driving the slide to move. The rotation through driving motor 61 drives slider 6 to move, and then drives the drive wheel 1 or the movement of trailing wheel 2 that are connected with slider 6, realizes the adjustment to the distance between drive wheel 1 and the trailing wheel 2, automobile body length adjustment promptly to adapt to the use under the different states.
For more convenient operation, the back panel may further comprise a controller 7, and the controller 7 is electrically connected to the driving motor 61 for controlling the rotation speed and start and stop of the driving motor 61. The control method is a method for controlling the rotating speed and starting and stopping commonly used in the prior art, and is not described in detail here. In addition, corresponding keys can be arranged on the controller 7, and an operator can control the rotating speed and the starting and stopping of the driving motor 61 by pressing the corresponding keys, so that the distance between the driving wheel 1 and the following wheel 2 is controlled to adjust the speed and the length.
Example 2
The utility model also provides a carry the thing dolly, include as before arbitrary carry thing dolly chassis. Other structures of the trolley with the carrying trolley chassis can adapt to the extension and retraction of the chassis.
Compared with the prior art, the embodiment of the utility model provides a carry thing dolly chassis and carry the beneficial effect of thing dolly as follows:
when the vehicle body structure becomes long, the main advantages are: 1. the stability of the vehicle body in a high-speed environment is improved; 2. the stability of the car body crossing the barrier is improved, and the probability of overturning in the front-back direction is reduced; 3. the torsional strength of the vehicle body is reduced, and the rollover probability of the vehicle caused by uneven left and right side road surfaces is reduced; 4. lengthening the rear wheel and carrying thing dolly focus distance, make full use of follows the elastic physical properties of wheel link plate, reduces the coefficient of elasticity of automobile body structure, promotes elastic strain limit, carries the thing dolly to provide better shock attenuation effect for the high-speed condition. 5. The driving wheel bears more loads, the friction force between the driving wheel and the ground is improved, and the acceleration, deceleration and turning performance under the high-speed condition is improved.
When the vehicle body structure shortens, main advantages are: 1. the space occupation of the following trolley is reduced, and the following trolley is convenient to carry and store; 2. the space required by turning the vehicle body is reduced; 3. the distance between the front wheel and the rear wheel is shortened, the resistance of the following wheels when the vehicle body turns is reduced, and the steering is more flexible; 4. the chassis of the following trolley is improved in rigidity, and heavier cargos can be loaded under the limit condition.
In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A carrier cart chassis, comprising:
the driving wheel connecting plate is connected between the two driving wheels;
the following wheel connecting plate is connected between the two following wheels;
the sliding rail is fixedly connected to the driving wheel connecting plate, and the sliding block is fixedly connected to the following wheel connecting plate; or, the slide rail is fixedly connected to the following wheel connecting plate, and the slide block is fixedly connected to the driving wheel connecting plate.
2. The carrier cart chassis of claim 1, further comprising a drive motor coupled to the slide for driving movement of the slide.
3. The carrier cart chassis of claim 2, further comprising a controller electrically connected to the drive motor for controlling the speed and start and stop of the drive motor.
4. The carrying trolley chassis according to claim 1, wherein the driving wheel connection plate comprises a left wing plate, a first plate and a right wing plate, wherein the left end of the left wing plate is connected with a left driving wheel, the right end of the right wing plate is connected with a right driving wheel, the first plate is connected between the left wing plate and the right wing plate, and the first plate is connected with the slide rail or the slide block; the left wing plate, the first flat plate and the right wing plate form two waists and an upper bottom edge of an isosceles trapezoid; or the left wing plate, the first flat plate and the right wing plate form two waists and a lower bottom edge of an isosceles trapezoid.
5. The carrier cart chassis of claim 4, wherein the follower wheel attachment panel comprises a left side flap, a second panel, and a right side flap; when the first flat plate is connected with the slide rail, the second flat plate is fixedly connected with the slide block, or when the first flat plate is connected with the slide block, the second flat plate is fixedly connected with the slide rail; one end of the left side folded plate is connected with the left side of the second flat plate, and the other end of the left side folded plate extends towards the rear of the vehicle and is connected with a left side following wheel; one end of the right side folded plate is connected with the right side of the second flat plate, and the other end of the right side folded plate extends towards the rear of the vehicle and is connected with the right side following wheel.
6. The carrier cart chassis of claim 1, wherein said drive wheel connection and said follower wheel connection plate are resilient in an up-down direction.
7. The chassis for a cargo cart according to claim 1, wherein said slide rail comprises a strip-shaped body disposed along the front and rear direction of the cart, said strip-shaped body having a sliding groove, said slide block having a protrusion embedded in said sliding groove.
8. The undercarriage of a carrying cart according to claim 7 wherein said track comprises a set of rails disposed along a front-to-back direction of the cart, said set of rails being disposed parallel to said strip; the sliding block is provided with a through groove and is sleeved on the sleeve rail.
9. The undercarriage for a carrying cart according to claim 7, wherein said track has limiting plates at each end.
10. A carrier trolley comprising a carrier trolley chassis according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120144917.4U CN214648562U (en) | 2021-01-19 | 2021-01-19 | Carry thing dolly chassis and carry thing dolly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120144917.4U CN214648562U (en) | 2021-01-19 | 2021-01-19 | Carry thing dolly chassis and carry thing dolly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214648562U true CN214648562U (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120144917.4U Active CN214648562U (en) | 2021-01-19 | 2021-01-19 | Carry thing dolly chassis and carry thing dolly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214648562U (en) |
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2021
- 2021-01-19 CN CN202120144917.4U patent/CN214648562U/en active Active
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