CN217650489U - Bracket horizontal-pushing upper and lower platform device with auxiliary wheel and folding main wheel - Google Patents
Bracket horizontal-pushing upper and lower platform device with auxiliary wheel and folding main wheel Download PDFInfo
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- CN217650489U CN217650489U CN202221513008.4U CN202221513008U CN217650489U CN 217650489 U CN217650489 U CN 217650489U CN 202221513008 U CN202221513008 U CN 202221513008U CN 217650489 U CN217650489 U CN 217650489U
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- 238000013459 approach Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model relates to a packing transportation technical field discloses take bracket horizontal pushing of auxiliary wheel and foldable main wheel and lower platform device, include the bracket main part, locate the main wheel and the auxiliary wheel of bracket main part bottom, the auxiliary wheel for the height of bracket main part is unchangeable, the main wheel is collapsible, the bottom of main wheel can be in being less than the auxiliary wheel bottom and moving between the range of height that is higher than the auxiliary wheel bottom. The utility model provides a device that prior art exists complicated, the operation degree of difficulty is big, the potential safety hazard is big, man-machine efficiency hangs down the scheduling problem.
Description
Technical Field
The utility model relates to a packing transportation technical field specifically is take bracket flat push of auxiliary wheel and foldable main round to go up lower platform device.
Background
In unmanned aerial vehicle packing transportation design, often can face and need move a bracket to another bracket or with the bracket impel/the general container's the condition, mainly adopt the mode or the hoist and mount of oblique approach bridge in the past, the difference in height problem is solved to the form of the upward slope of bracket or downhill path. Under the condition of bearing heavy objects, the bracket has the problems of tilting of the front end, difficulty in controlling the direction, difficulty in pushing, easiness in hitting the box wall and the like in the mode of going up the slope of an inclined approach bridge into the box, and has potential safety hazards; the bracket is difficult to control in direction and difficult to control in the mode of going out of the box through the inclined approach bridge in a downhill mode, and the bracket slides out of the inclined approach bridge and is difficult to control in inertia, so that the bracket has the risk of colliding with articles and personnel outside the box; meanwhile, the overall gravity center of the bracket and the equipment is unstable, so that the safety risk of overturning exists. Although the use of mechanical hoisting can meet the use requirements, the cost and time cost are increased.
In order to avoid the traditional mode that the bracket enters and exits the box by depending on an inclined approach bridge or a crane, reduce the operation difficulty and improve the man-machine effect, the invention discloses a flat-pushing type up-down platform scheme, so that the bracket can be stably moved to the positions of the brackets with different height differences, containers or the ground and other platforms under the condition of keeping the original horizontal state.
SUMMERY OF THE UTILITY MODEL
For overcoming the not enough of prior art, the utility model provides a take bracket flat push of auxiliary wheel and foldable main wheel to go up platform device, solve the device that prior art exists complicated, the operation degree of difficulty is big, the potential safety hazard is big, man-machine efficiency hangs down the scheduling problem.
The utility model provides a technical scheme that above-mentioned problem adopted is:
the bracket horizontal-pushing up-down platform device with the auxiliary wheels and the folding main wheels comprises a bracket main body, and the main wheels and the auxiliary wheels which are arranged at the bottom of the bracket main body, wherein the auxiliary wheels are unchanged in height relative to the bracket main body, the main wheels can be folded, and the bottoms of the main wheels can move between the height ranges lower than the bottoms of the auxiliary wheels and higher than the bottoms of the auxiliary wheels.
As a preferred technical scheme, the main wheels comprise a front main wheel and a rear main wheel which are arranged along the bracket main body in the direction close to the moving direction of the platform, and the number of the main wheels and the number of the auxiliary wheels are equal to or more than 1.
As a preferred technical scheme, the number of the front main wheel, the rear main wheel, the front auxiliary wheel and the rear auxiliary wheel is 2, 2 front main wheels are distributed on two sides of the central line of the motion direction of the bracket main body, 2 rear main wheels are distributed on two sides of the central line of the motion direction of the bracket main body, 2 front auxiliary wheels are distributed on two sides of the central line of the motion direction of the bracket main body, and 2 rear auxiliary wheels are distributed on two sides of the central line of the motion direction of the bracket main body.
Preferably, the front main wheel and the rear main wheel are attached to side members of the bracket body.
As a preferred technical scheme, before the main wheel is folded, the height difference of the auxiliary wheel from the ground, which is lower than the platform, is within mm.
As a preferable technical scheme, the central points of the front main wheel, the rear main wheel, the front auxiliary wheel and the rear auxiliary wheel are on the same straight line.
As a preferred technical solution, the front main wheel comprises a wheel mounting frame and a foldable wheel which are movably connected, and the foldable wheel can rotate around the wheel mounting frame; the rear main wheel is consistent with the front main wheel in structure.
As a preferred technical scheme, the front main wheel or the rear main wheel further comprises a rotating shaft and a fixed bolt, the wheel mounting frame is provided with a first rotating shaft hole, a first bolt hole and a second bolt hole, the foldable wheel is provided with a second rotating shaft hole and a third bolt hole, and the rotating shaft penetrates through the first rotating shaft hole and the second rotating shaft hole to connect the wheel mounting frame and the foldable wheel together; the foldable airplane wheel can rotate around the rotating shaft; when the foldable airplane wheel rotates to a vertical state, the fixing bolt penetrates through the first bolt hole and the third bolt hole, so that the foldable airplane wheel is kept in a put-down state; when the foldable wheel rotates to the horizontal state, the fixing pin penetrates through the second pin hole and the third pin hole, so that the foldable wheel is kept in a folded state.
Compared with the prior art, the utility model, following beneficial effect has:
(1) The utility model can complete the horizontal pushing type upper and lower platforms without the help of an oblique approach bridge and a crane under the matching of the main wheel and the auxiliary wheel;
(2) The utility model avoids the traditional mode that the bracket needs to rely on an oblique approach bridge and a crane, reduces the operation difficulty and improves the man-machine efficiency, so that the bracket can be stably moved to the platform positions of brackets with different height differences, containers or the ground and the like under the condition of keeping the original horizontal state;
(3) The utility model can move the bracket and the supporting equipment to platforms with different heights or inside the container without any external mechanical equipment under the condition that the bracket and the supporting equipment basically keep horizontal postures;
(4) The utility model discloses simple structure is reliable, and low in manufacturing cost is honest and clean, and is low to user of service technical ability requirement, and safe effect is good, uses the scene extensive, can use in all bracket designs that need realize the difference in height removal.
Drawings
Fig. 1 is a schematic structural view of an upper and lower stage apparatus according to the present invention (embodiment 1);
fig. 2 is a schematic structural view of the folding main wheel of the present invention;
FIG. 3 is an exploded view of FIG. 2;
FIG. 4 is a schematic view showing the operation of the upper and lower stage devices according to embodiment 1;
FIG. 5 is a second schematic view showing the operation of the upper and lower stage devices according to embodiment 1;
FIG. 6 is a third schematic view showing the operation of the upper and lower stage devices in embodiment 1;
FIG. 7 is a fourth schematic view showing the operation of the upper and lower stage devices in embodiment 1;
fig. 8 is a fifth schematic view showing the operation process of the upper and lower stage devices in embodiment 1.
Reference numbers and corresponding part names in the drawings: 1. bracket main part, 2, preceding main wheel, 3, back main wheel, 4, preceding auxiliary wheel, 5, back auxiliary wheel, 6, wheel mounting bracket, 7, collapsible wheel, 8, pivot, 9, fixed bolt, 10, first pivot hole, 11, first bolt hole, 12, second bolt hole, 13, second pivot hole, 14, third bolt hole.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.
Example 1
As shown in fig. 1 to 8, the present invention can be embodied by the following schemes:
the device composition and the position relation are as follows:
a) The total composition is as follows:
the unmanned aerial vehicle bracket comprises bracket main body 1, two sets of collapsible main wheels (front main wheel 2, back main wheel 3) and two sets of auxiliary wheels (front auxiliary wheel 4, back auxiliary wheel 5) in front and back.
b) The folding main wheel comprises:
the front and rear folding main wheels have completely identical structures and consist of an airplane wheel mounting frame 6, a foldable airplane wheel 7, a rotating shaft 8 and a fixing bolt 9, as shown in figure 2.
The wheel mounting frame 6 is provided with 1 first spindle hole 10 and 2 bolt holes (a first bolt hole 11 and a second bolt hole 12), and the foldable wheel 7 is provided with a second spindle hole 13 and a third bolt hole 14. As shown in fig. 3.
The rotating shaft 8 penetrates through the first rotating shaft hole 10 and the second rotating shaft hole 13 to connect the airplane wheel mounting frame 6 and the foldable airplane wheel 7 together; the foldable wheel 7 is rotatable about a rotation axis 8.
When the foldable wheel 7 rotates to the vertical state, the fixing bolt 9 penetrates through the first bolt hole 11 and the third bolt hole 14, so that the foldable wheel 7 is kept in a down state; when the foldable wheel 7 rotates to the horizontal state, the fixing pin 9 passes through the second pin hole 12 and the third pin hole 14, so that the foldable wheel 7 is kept in the folded state (stowed state).
Among them, preferred are: when the foldable main wheel is vertically put down, the height from the bottommost part of the foldable main wheel to the ground is lower than the height from the auxiliary wheel to the ground, so that the main wheel can bear force and roll smoothly; when the foldable main wheel is folded and retracted, the height from the bottommost part of the foldable main wheel to the ground is higher than the height from the auxiliary wheel to the ground, so that the auxiliary wheel can bear force and roll smoothly.
c) Installation position relation:
the front auxiliary wheel and the rear auxiliary wheel are arranged at the bottom of the bracket main body, and an embedded installation mode or an exposed mode can be adopted. The front and rear auxiliary wheels are respectively positioned at the front positions of the front and rear main wheels.
The front and rear foldable main wheels are arranged on the side longitudinal beams of the bracket main body; by selecting the longitudinal dimension of the wheel mount 6 or the foldable wheel 7, the following height requirements are met:
1) Before the main wheel is folded, the ground clearance of the auxiliary wheel is slightly lower than the recommended height difference of the platform by less than 10 mm.
2) After the main wheel is folded, the lowest ground clearance of the main wheel is higher than that of the auxiliary wheel.
(II) working process:
a) And (4) operation of an upper platform:
when in normal use, the front main wheel 2 and the rear main wheel 3 touch the ground under an unfolded state and are used for bearing and moving. When the platform is required to be loaded, the flat push type operation is realized according to the following steps:
1) Step 1-1: horizontally pushing the bracket main body 1 to enable the front auxiliary wheel 4 to contact the step surface and bear the gravity, and enabling the front main wheel 2 not to bear the force at the moment, as shown in figure 4;
2) Step 1-2: pulling out the fixing bolt 9 of the front main wheel 2, folding the front main wheel 2 backwards or forwards, retracting and fixing, as shown in fig. 5;
3) Step 1-3: the bracket is pushed forwards until the rear auxiliary wheel 5 bears the force, as shown in fig. 6;
4) Step 1-4: the fixing bolt 9 of the rear main wheel 3 is pulled out, and the rear main wheel 3 is folded backwards or forwards, folded and fixed, as shown in fig. 7;
5) Step 1-5: the carriage is pushed forward to the designated position to complete the landing process, as shown in fig. 8.
During transportation, the front auxiliary wheel 4 and the rear auxiliary wheel 5 are grounded and used for bearing force and moving; the main wheels 2 and 3 are not stressed.
b) The following platform operates:
when the box needs to be taken out and the steps are carried out, the steps are opposite to those of the upper platform. The description is as follows:
1) Step 2-1: the rear main wheel 3 reaches a laying-down position by horizontally pushing the bracket, the rear main wheel 3 is laid down, and a fixing bolt 9 is installed;
2) Step 2-2: continuously horizontally pushing the bracket, separating the rear auxiliary wheel 5 from the platform, and then contacting the rear main wheel 3 with the ground and bearing force;
3) Step 2-3: continuously horizontally pushing the bracket to enable the front main wheel 2 to reach a laying-down position, laying down the front main wheel 2 and installing a fixing bolt 9;
step 2-4: and continuously horizontally pushing the bracket to a specified position, and separating the front auxiliary wheel 4 from the platform to finish the platform descending process.
Preferably, 2 front main wheels 2 are distributed on two sides of a center line of the movement direction of the bracket main body 1, 2 rear main wheels 3 are distributed on two sides of the center line of the movement direction of the bracket main body 1, 2 front auxiliary wheels 4 are distributed on two sides of the center line of the movement direction of the bracket main body 1, and 2 rear auxiliary wheels 5 are distributed on two sides of the center line of the movement direction of the bracket main body 1. Further preferably, 2 front main wheels 2 are symmetrical with respect to a longitudinal section passing through the center line of the carriage body 1 in the direction of approaching the stage moving, 2 rear main wheels 3 are symmetrical with respect to a longitudinal section passing through the center line of the carriage body 1 in the direction of approaching the stage moving, 2 front auxiliary wheels 4 are symmetrical with respect to a longitudinal section passing through the center line of the carriage body 1 in the direction of approaching the stage moving, and 2 rear auxiliary wheels 5 are symmetrical with respect to a longitudinal section passing through the center line of the carriage body 1 in the direction of approaching the stage moving. This further increases the stability of the carriage body 1 when it is moved.
The utility model discloses in order to avoid the bracket tradition to advance out of the case mode and must rely on oblique approach bridge or crane, reduce the operation degree of difficulty simultaneously and improve man-machine efficiency, invented the platform scheme about the flat push formula, made the bracket can be under the condition that keeps original horizontality, steadily realized removing to platform positions such as different difference in height's bracket, container or ground.
The traditional method is that a bracket is pushed to the upper part of the bracket or a container in an uphill or downhill way through an inclined approach bridge; the potential safety hazard, the pushing difficulty and the labor intensity of personnel of the bracket and the equipment are not enough. The utility model discloses a flat push formula about platform scheme constitute for 4 collapsible main wheels and 4 auxiliary wheels in the bracket bottom, under the cooperation of main wheel and auxiliary wheel, need not just can accomplish flat push formula about platform with the help of oblique approach bridge and crane.
The utility model discloses a flat push formula upper and lower platform scheme, can keep under the condition of horizontal gesture basically at bracket and bearing equipment, need not with the help of any outside mechanical equipment, with bracket and bearing equipment remove to not the platform of co-altitude on or inside the container. The scheme has the advantages of simple and reliable structure, low manufacturing cost, low requirement on technical capability of users and wide application scene, and can be applied to all bracket designs needing to realize height difference movement.
As described above, the present invention can be preferably realized.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and the technical essence of the present invention is that within the spirit and principle of the present invention, any simple modification, equivalent replacement, and improvement made to the above embodiments are all within the protection scope of the technical solution of the present invention.
Claims (8)
1. The bracket horizontal-pushing upper and lower platform device is characterized by comprising a bracket main body (1), and a main wheel and an auxiliary wheel which are arranged at the bottom of the bracket main body (1), wherein the auxiliary wheel is unchanged in height relative to the bracket main body (1), the main wheel is foldable, and the bottom of the main wheel can move between a height range lower than the bottom of the auxiliary wheel and a height range higher than the bottom of the auxiliary wheel.
2. The device for horizontally pushing up and down the platform of the bracket with the auxiliary wheels and the folding main wheels as claimed in claim 1, wherein the main wheels comprise a front main wheel (2) and a rear main wheel (3) which are arranged along the bracket main body (1) to be close to the moving direction of the platform, the auxiliary wheels comprise a front auxiliary wheel (4) and a rear auxiliary wheel (5) which are arranged along the bracket main body (1) to be close to the moving direction of the platform, and the number of the main wheels and the number of the auxiliary wheels are equal to or more than 1.
3. The device for horizontally pushing up and down the platform of the bracket with the auxiliary wheels and the folding main wheels as claimed in claim 2, wherein the number of the front main wheels (2), the rear main wheels (3), the front auxiliary wheels (4) and the rear auxiliary wheels (5) is 2, 2 front main wheels (2) are distributed on two sides of the central line of the movement direction of the bracket main body (1), 2 rear main wheels (3) are distributed on two sides of the central line of the movement direction of the bracket main body (1), 2 front auxiliary wheels (4) are distributed on two sides of the central line of the movement direction of the bracket main body (1), and 2 rear auxiliary wheels (5) are distributed on two sides of the central line of the movement direction of the bracket main body (1).
4. The device of claim 3, wherein the front main wheel (2) and the rear main wheel (3) are mounted on the side longitudinal beams of the pallet body (1).
5. The device of claim 4 wherein the height of the auxiliary wheels from the ground before the main wheels are folded is within 10mm of the height of the platform.
6. The device for pushing up and down platform with auxiliary wheels and foldable main wheels of claim 1, wherein the centers of the front main wheel (2), the rear main wheel (3), the front auxiliary wheel (4) and the rear auxiliary wheel (5) are on the same straight line.
7. The carrier with auxiliary wheels and main folding wheels for flat push upper and lower platform device according to any of claims 2 to 6, characterized in that the front main wheel (2) comprises a wheel mounting rack (6) movably connected, a foldable wheel (7), the foldable wheel (7) can rotate around the wheel mounting rack (6); the rear main wheel (3) and the front main wheel (2) are consistent in structure.
8. The carrier horizontal pushing up and down platform device with the auxiliary wheel and the folding main wheel as claimed in claim 7, wherein the front main wheel (2) or the rear main wheel (3) further comprises a rotating shaft (8) and a fixing bolt (9), the wheel mounting bracket (6) is provided with a first rotating shaft hole (10), a first bolt hole (11) and a second bolt hole (12), the folding wheel (7) is provided with a second rotating shaft hole (13) and a third bolt hole (14), the rotating shaft (8) passes through the first rotating shaft hole (10) and the second rotating shaft hole (13), and the wheel mounting bracket (6) and the folding wheel (7) are connected together; the foldable airplane wheel (7) can rotate around the rotating shaft (8); when the foldable wheel (7) rotates to a vertical state, the fixing bolt (9) penetrates through the first bolt hole (11) and the third bolt hole (14), so that the foldable wheel (7) is kept in a laid-down state; when the foldable wheel (7) rotates to a horizontal state, the fixing bolt (9) penetrates through the second bolt hole (12) and the third bolt hole (14), so that the foldable wheel (7) is kept in a folded state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221513008.4U CN217650489U (en) | 2022-06-17 | 2022-06-17 | Bracket horizontal-pushing upper and lower platform device with auxiliary wheel and folding main wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221513008.4U CN217650489U (en) | 2022-06-17 | 2022-06-17 | Bracket horizontal-pushing upper and lower platform device with auxiliary wheel and folding main wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217650489U true CN217650489U (en) | 2022-10-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221513008.4U Active CN217650489U (en) | 2022-06-17 | 2022-06-17 | Bracket horizontal-pushing upper and lower platform device with auxiliary wheel and folding main wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217650489U (en) |
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2022
- 2022-06-17 CN CN202221513008.4U patent/CN217650489U/en active Active
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Effective date of registration: 20240125 Address after: No. 101, 1st Floor, Building 7, No. 50 Jinke East Road, High tech Industrial Park, Jinniu District, Chengdu City, Sichuan Province, 610000 Patentee after: SICHUAN TENGDUN TECHNOLOGY Co.,Ltd. Country or region after: China Patentee after: 63880 UNIT OF THE PLA Address before: Room 101, 1st floor, building 7, 50 Jinke East Road, Jinniu high tech Industrial Park, Chengdu, Sichuan 610000 Patentee before: SICHUAN TENGDUN TECHNOLOGY Co.,Ltd. Country or region before: China |