CN220220697U - Folding mechanism and working machine - Google Patents
Folding mechanism and working machine Download PDFInfo
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- CN220220697U CN220220697U CN202322020147.4U CN202322020147U CN220220697U CN 220220697 U CN220220697 U CN 220220697U CN 202322020147 U CN202322020147 U CN 202322020147U CN 220220697 U CN220220697 U CN 220220697U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 47
- 230000005540 biological transmission Effects 0.000 claims abstract description 71
- 230000002035 prolonged effect Effects 0.000 description 3
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- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of engineering machinery and provides a folding mechanism and an operation machine. The power source transmits power to the fixing piece and the folding piece through the power transmission assembly by driving the movement of the locking piece, the fixing piece and the folding piece do not need to be directly driven, the requirement and the cost of the power source are reduced, and the stability of the folding mechanism and the service life of the power source are improved.
Description
Technical Field
The utility model relates to the technical field of engineering machinery, in particular to a folding mechanism and a working machine.
Background
Often, a folding structure is used in a mechanical structure, the folding structure is directly driven by power sources such as an oil cylinder, an electric cylinder, an air cylinder and a spring, so that the folding and unfolding functions of the machine are realized, but when the folding structure is unfolded, the folding structure can be unfolded only by ensuring that a driving element has great stretching force and impact resistance, so that the cost is increased, and the service life of the mechanism is reduced.
Disclosure of Invention
The utility model provides a folding mechanism and an operation machine, which are used for solving the defects that in the prior art, the folding mechanism is directly driven by a power source, and the folding mechanism can be unfolded only by ensuring that a driving element has great extending force and impact resistance, thereby not only increasing the cost, but also reducing the service life of the mechanism.
The utility model provides a folding mechanism which comprises a fixing piece, a folding piece, a locking piece, a power transmission assembly and a power source, wherein the power transmission assembly is respectively connected with the locking piece and the folding piece in a rotating mode, the locking piece is arranged on the fixing piece in a sliding mode, and the power source is used for driving the locking piece to move so as to drive the power transmission assembly to drive the fixing piece and the folding piece to relatively unfold or fold.
According to the present utility model there is provided a folding mechanism, the power transmission assembly comprising:
the rocker assembly is respectively connected with the fixing piece and the folding piece in a rotating way;
the first end of the power transmission rod is rotationally connected with the lock piece, and the second end of the power transmission rod is rotationally connected with the rocker assembly;
when the lock piece moves to a first position, the power transmission rod drives the rocker assembly to rotate to a first state, so that the fixing piece and the folding piece are unfolded relatively;
when the lock piece moves to the second position, the power transmission rod drives the rocker assembly to rotate to the second state, so that the fixing piece and the folding piece are folded relatively.
According to the present utility model, there is provided a folding mechanism, the rocker assembly comprising:
the first end of the first rocker is rotationally connected with the fixing piece;
the first end of the second rocker is rotationally connected with the folding piece, the second end of the first rocker is fixedly connected with the second end of the second rocker, and the joint of the first rocker and the second rocker is used for being rotationally connected with the power transmission rod;
the included angle between the first rocker and the second rocker is larger than 0 degree and smaller than 180 degrees.
According to the present utility model, there is provided a folding mechanism, the rocker assembly further comprising:
the connecting part of the first rocker and the second rocker is rotationally connected with the first end of the first connecting rod, and the second end of the first connecting rod is rotationally connected with the second end of the power transmission rod.
According to the present utility model, there is provided a folding mechanism, the rocker assembly further comprising:
the first end of the second connecting rod is rotationally connected with the fixing piece, and the second end of the second connecting rod is rotationally connected with the second end of the power transmission rod.
According to the folding mechanism provided by the utility model, the lock sleeve is arranged on the folding piece, and when the fixing piece and the folding piece are unfolded relatively, the lock piece can extend into the lock sleeve so as to lock the fixing piece and the folding piece.
According to the folding mechanism provided by the utility model, the sliding hole is formed in the lock piece, the sliding hole is formed in the moving direction of the lock piece, the power transmission assembly is in sliding connection with the lock piece through the sliding hole, and the length of the sliding hole is larger than or equal to the length of the lock piece extending into the lock sleeve.
According to the folding mechanism provided by the utility model, the included angle between the first rocker and the second rocker is 90 degrees.
According to the folding mechanism provided by the utility model, the limiting sleeve is arranged on the fixing piece, the locking piece is arranged in the limiting sleeve in a sliding manner, and the limiting sleeve and the locking sleeve are coaxial when the fixing piece and the folding piece are in a relatively unfolded state.
The utility model also provides a work machine comprising a folding mechanism as claimed in any one of the preceding claims.
The folding mechanism comprises a fixing piece, a folding piece, a locking piece, a power transmission assembly and a power source, wherein the power transmission assembly is respectively connected with the locking piece and the folding piece in a rotating way, and the power source is used for driving the locking piece to move so as to drive the power transmission assembly to drive the fixing piece and the folding piece to relatively unfold or fold.
So set up, the power supply passes through the removal of drive lock and transmits power for mounting and folded piece through power transmission subassembly, can make the power supply need not direct drive mounting and folded piece, has not only reduced the requirement to the power supply, has still reduced the cost, has improved folding mechanism's stability, has prolonged the life of power supply.
Drawings
In order to more clearly illustrate the utility model or the technical solutions of the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a folding mechanism according to the present utility model in an unfolded and locked state;
fig. 2 is a schematic structural view of the folding mechanism provided by the utility model when the folding mechanism is unfolded and the locking piece is in an unlocking state;
FIG. 3 is a schematic view of the folding member rotated to a first angle relative to the fixing member;
FIG. 4 is a schematic view of the folding member rotated to a second angle relative to the fixing member;
FIG. 5 is a schematic view of the folding member provided by the present utility model when folding with respect to the fixing member is completed;
reference numerals:
1. a fixing member; 2. a folding member; 3. a locking piece;
4. a lock sleeve; 5. a limit sleeve; 6. a power transmission rod;
7. a first rocker; 8. a second rocker; 9. a first link;
10. a second link; 11. and a slide hole.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The folding mechanism and the work machine of the present utility model are described below with reference to fig. 1 to 5.
The folding mechanism provided by the utility model can comprise a fixing piece 1, a folding piece 2, a locking piece 3, a power transmission assembly and a power source.
The power transmission assembly can be respectively connected with the lock piece 3 and the folding piece 2 in a rotating way, the lock piece 3 is arranged on the fixing piece 1 in a sliding way, and the power source can be used for driving the lock piece 3 to move so as to drive the power transmission assembly to drive the fixing piece 1 and the folding piece 2 to relatively unfold or fold. In this way, the power of the power source can be transmitted to the fixing member 1 and the folder 2 through the locking member 3 and the power transmission assembly.
When the power source drives the locking piece 3 to move to the first position, the power transmission assembly drives the fixing piece 1 and the folding piece 2 to be unfolded relatively, the locking piece 3 can lock the fixing piece 1 and the folding piece 2, the locking of the fixing piece 1 and the folding piece 2 can be achieved through the locking piece 3, and the folding mechanism can achieve mechanical self-locking.
When the power source drives the lock member 3 to move to the second position, the power transmission assembly drives the fixing member 1 and the folding member 2 to fold relatively.
So set up, the power supply passes through the removal of drive lock 3 and transmits power to mounting 1 and folding piece 2 through power transmission subassembly, can make the power supply need not direct drive mounting 1 and folding piece 2, has not only reduced the requirement to the power supply, has still reduced the cost, has improved folding mechanism's stability, has prolonged the life of power supply.
In an alternative embodiment of the present utility model, the power transmission assembly may include a rocker assembly and a power transmission rod 6, the rocker assembly may be rotatably connected to the fixing member 1 and the folding member 2, respectively, a first end of the power transmission rod 6 may be rotatably connected to the locking member 3, and a second end of the power transmission rod 6 may be rotatably connected to the rocker assembly, so that power provided by the power source to the locking member 3 may be transmitted to the rocker assembly through the power transmission rod 6, and then transmitted to the fixing member 1 and the folding member 2 through the rocker assembly, to achieve relative unfolding or folding of the fixing member 1 and the folding member 2.
When the lock member 3 moves to the first position, the power transmission rod 6 drives the rocker assembly to rotate to the first state, so that the fixing member 1 and the folding member 2 are relatively unfolded, as shown in fig. 1 and 2.
As shown in fig. 5, when the lock member 3 moves to the second position, the power transmission rod 6 drives the rocker assembly to rotate to the second state, so that the fixing member 1 and the folding member 2 are folded relatively.
Thus, the power transmission rod 6 can realize the relative folding or unfolding of the fixing piece 1 and the folding piece 2 by driving the rocker assembly connected with the fixing piece 1 and the folding piece 2 to rotate, the fixing piece 1 and/or the folding piece 2 are not required to be directly driven, the stress of the power transmission rod 6 is reduced, the driving force of a power source can be further reduced, and the service lives of the power source and the power transmission rod 6 are prolonged.
In an alternative embodiment, the rocker assembly may comprise a first rocker 7 and a second rocker 8, a first end of the first rocker 7 may be rotatably connected with the stationary member 1, a first end of the second rocker 8 may be rotatably connected with the folder 2, a second end of the first rocker 7 may be fixedly connected with a second end of the second rocker 8, and a junction of the first rocker 7 and the second rocker 8 may be adapted for rotational connection with the power transmission rod 6.
Here, the angle between the first rocker 7 and the second rocker 8 may be greater than 0 degrees and less than 180 degrees.
In this way, the power transmission rod 6 is facilitated to drive the fixing member 1 and the folding member 2 to rotate relatively.
In this embodiment, the included angle between the first rocker 7 and the second rocker 8 may be 90 degrees, that is, the first rocker 7 and the second rocker 8 are perpendicular to each other. Therefore, when the fixing piece 1 and the folding piece 2 are folded relatively, the fixing piece 1 and the folding piece 2 can be parallel, and the occupied space of the fixing piece 1 and the folding piece 2 after folding can be effectively reduced.
In alternative embodiments, the first rocker 7 and the second rocker 8 may be of unitary construction. Thus, the connecting structure can be reduced, the manufacturing cost can be reduced, and the stability of the structure can be improved.
In an alternative embodiment, the rocker assembly may further comprise a first link 9, the junction of the first rocker 7 and the second rocker 8 may be in rotational connection with a first end of the first link 9, and a second end of the first link 9 may be in rotational connection with a second end of the power transmission rod 6. In this way, the first rocker 7 and the second rocker 8 are conveniently driven to rotate, so that the fixing piece 1 and the folding piece 2 are driven to be unfolded or folded relatively.
In an alternative embodiment, the rocker assembly may further comprise a second link 10, a first end of the second link 10 may be rotatably connected to the fixing member 1, and a second end of the second link 10 may be rotatably connected to a second end of the power transmission rod 6. In this way, the second connecting rod 10 can play a limiting role on the power transmission rod 6 and the first connecting rod 9, and the power transmission rod 6 can be enabled to pull the folding piece 2 to fold on the side part of the fixing piece 1 along with the movement of the locking piece 3.
In an alternative embodiment of the utility model, the folding member 2 may be provided with a lock sleeve 4, and the locking member 3 may extend into the lock sleeve 4 when the fixing member 1 and the folding member 2 are relatively unfolded, so as to lock the fixing member 1 and the folding member 2. Thus, the locking of the fixing piece 1 and the folding piece 2 can be realized through the locking piece, so that the folding mechanism can realize mechanical self-locking.
In an alternative embodiment, the locking member 3 may be provided with a sliding hole 11, and the power transmission assembly is slidably connected to the locking member 3 through the sliding hole 11, so that the power transmission assembly and the locking member 3 can slide relatively. Thus, a section of unpowered transmission section exists between the lock body and the power transmission assembly.
The length of the sliding hole 11 may be greater than or equal to the length of the locking element 3 extending into the lock sleeve 4. Thus, the locking piece 3 can be inserted into or pulled out of the lock sleeve 4 in the unpowered transmission interval, and locking or unlocking of the fixing piece 1 and the folding piece 2 can be realized.
In an alternative embodiment, the first end of the power transmission rod 6 may be provided with a sliding member, which may be slidably arranged in the sliding hole 11, and the first end of the power transmission rod 6 may be rotatably connected with the sliding member, so that both a relative sliding of the power transmission rod 6 and the locking member 3 and a relative rotation of the power transmission rod 6 and the locking member 3 may be achieved.
Wherein, when the lock member 3 is at the first position, the sliding member is positioned at the second end of the sliding hole 11; when the lock 3 is in the second position, the slider is at the first end of the slide hole 11.
It should be noted that the first end of the sliding hole 11 may be an end of the sliding hole 11 near the lock sleeve 4, and the second end of the sliding hole 11 may be an end of the sliding hole 11 far away from the lock sleeve 4, specifically, the first end of the sliding hole 11 may be a bottom end of the sliding hole 11, and the second end of the sliding hole 11 may be a top end of the sliding hole 11.
When the lock piece 3 moves from the first position to the second position, the lock piece 3 slides relative to the power transmission rod 6, the lock piece 3 is separated from the lock sleeve 4, and in this state, the lock piece 3 cannot transmit power to the power transmission rod 6, so that the folding piece 2 cannot rotate under force in this state; when the first end wall of the sliding hole 11 of the lock member 3 abuts against the sliding member, the lock member 3 continues to move to the second position, so that power can be transmitted to the power transmission rod 6, and the power transmission rod 6 drives the folding member 2 to rotate through the rocker assembly, so that the folding member 2 is folded at the side part of the fixing member 1.
When the locking member 3 is moved from the second position to the first position, the locking member 3 no longer acts as a restriction on the power transmission rod 6 as the locking member 3 is moved, and the folding member 2 can be unfolded with respect to the fixing member 1 by its own weight until the locking member 3 is moved to the first position.
In an alternative embodiment, the fixing member 1 may be provided with a stop collar 5, the locking member 3 may be slidably disposed in the stop collar 5, and the locking member 3 may slide along the axial direction of the stop collar 5. When the fixing member 1 and the folding member 2 are in the relatively unfolded state, the stop collar 5 and the lock collar 4 may be coaxial. This facilitates the insertion of the locking element 3 into the sleeve 4.
In an alternative embodiment, the fixing member 1 may be provided with a sliding groove, in which the locking member 3 is slidably arranged, and the sliding groove may be arranged along the length direction of the fixing member 1.
In alternative embodiments of the utility model, the power source may be a telescopic drive or a pull wire or spring, or other device or component capable of driving the movement of the lock 3.
Here, the telescopic driving member may be an electric cylinder or an air cylinder or an oil cylinder.
The locking member 3 may be a locking pin.
According to the folding mechanism provided by the utility model, when the fixing piece 1 and the folding piece 2 are required to be folded relatively, the locking piece 3 can be pulled upwards to enable the locking piece 3 to rise, and the locking piece 3 is separated from the lock sleeve 4 to realize unlocking (as shown in figure 2); then, the locking piece 3 is pulled continuously, the locking piece 3 is enabled to ascend continuously, the locking piece 3 drives the power transmission rod 6 to move upwards, the power transmission rod 6 pulls the first connecting rod 9 and the second connecting rod 10 to rotate, the first connecting rod 9 pulls the first rocking rod 7 and the second rocking rod 8 to rotate, accordingly the folding piece 2 is driven to rotate upwards (as shown in fig. 3, the folding piece rotates to a first angle; as shown in fig. 4, the folding piece rotates to a second angle), and the power transmission rod 6 cannot ascend continuously again until the first rocking rod 7 is attached to the side wall of the fixing piece 1, and at the moment, the folding piece 2 is folded on the side part of the fixing piece 1 and is parallel to the fixing piece 1. When the fixing piece 1 and the folding piece 2 need to be unfolded relatively, the locking piece 3 can be pulled downwards, the power transmission rod 6 is not pressed by the locking piece 3, at the moment, the folding piece 2 can rotate downwards under the action of self gravity until the folding piece 2 rotates to the lower part of the fixing piece 1, and then the locking piece 3 is pulled downwards continuously, so that the locking piece 3 stretches into the lock sleeve 4 of the folding piece 2, and the locking of the fixing piece 1 and the folding piece 2 is realized.
The working machine provided by the utility model will be described below, and the working machine described below and the folding mechanism described above can be referred to correspondingly.
The present disclosure provides a work machine that may include a folding mechanism as in any of the embodiments described above.
The beneficial effects achieved by the working machine provided by the utility model are consistent with those achieved by the folding mechanism provided by the utility model, and will not be described in detail herein.
The work machine may be a pump truck, a crane, a trolley, or other construction machines.
In an alternative embodiment, the work machine may comprise chassis legs, which may comprise a folding mechanism, the fixing element 1 of which may be connected to the chassis, and a foot, which may be connected to the end of the folding element 2 remote from the fixing element 1. In this way, the folding of the chassis legs can be achieved by the folding of the folding mechanism.
In an alternative embodiment, when the working machine is a trolley, the trolley may comprise a plurality of gripping guide bars connected to the spreader platform, the gripping guide bars may be used to provide guiding for the gripping means of the trolley, where the gripping guide bars comprise a folding mechanism, the fixing element 1 of which may be connected to the spreader platform. Therefore, the grabbing guide rod is arranged into a folding structure, so that the occupied space of the grabbing guide rod can be reduced, and the grabbing guide rod is convenient to store on a trolley changing vehicle body.
The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. The folding mechanism is characterized by comprising a fixing piece, a folding piece, a locking piece, a power transmission assembly and a power source, wherein the power transmission assembly is respectively connected with the locking piece and the folding piece in a rotating mode, the locking piece is arranged on the fixing piece in a sliding mode, and the power source is used for driving the locking piece to move so as to drive the power transmission assembly to drive the fixing piece and the folding piece to be unfolded or folded relatively.
2. The folding mechanism of claim 1, wherein the power transmission assembly comprises:
the rocker assembly is respectively connected with the fixing piece and the folding piece in a rotating way;
the first end of the power transmission rod is rotationally connected with the lock piece, and the second end of the power transmission rod is rotationally connected with the rocker assembly;
when the lock piece moves to a first position, the power transmission rod drives the rocker assembly to rotate to a first state, so that the fixing piece and the folding piece are unfolded relatively;
when the lock piece moves to the second position, the power transmission rod drives the rocker assembly to rotate to the second state, so that the fixing piece and the folding piece are folded relatively.
3. The folding mechanism of claim 2, wherein the rocker assembly comprises:
the first end of the first rocker is rotationally connected with the fixing piece;
the first end of the second rocker is rotationally connected with the folding piece, the second end of the first rocker is fixedly connected with the second end of the second rocker, and the joint of the first rocker and the second rocker is used for being rotationally connected with the power transmission rod;
the included angle between the first rocker and the second rocker is larger than 0 degree and smaller than 180 degrees.
4. The folding mechanism of claim 3, wherein the rocker assembly further comprises:
the connecting part of the first rocker and the second rocker is rotationally connected with the first end of the first connecting rod, and the second end of the first connecting rod is rotationally connected with the second end of the power transmission rod.
5. The folding mechanism of claim 4, wherein the rocker assembly further comprises:
the first end of the second connecting rod is rotationally connected with the fixing piece, and the second end of the second connecting rod is rotationally connected with the second end of the power transmission rod.
6. The folding mechanism of claim 1, wherein the folding member is provided with a lock sleeve into which the locking member can extend to lock the fixing member and the folding member when the fixing member and the folding member are relatively unfolded.
7. The folding mechanism of claim 6, wherein the locking member is provided with a sliding hole, the sliding hole is arranged along a moving direction of the locking member, the power transmission assembly is slidably connected with the locking member through the sliding hole, and a length of the sliding hole is greater than or equal to a length of the locking member extending into the lock sleeve.
8. The folding mechanism of claim 3, wherein the first rocker and the second rocker have an included angle of 90 degrees.
9. The folding mechanism of claim 6, wherein the securing member is provided with a stop collar, the locking member is slidably disposed within the stop collar, and the stop collar and the locking collar are coaxial when the securing member and the folding member are in a relatively unfolded state.
10. A work machine comprising a folding mechanism as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322020147.4U CN220220697U (en) | 2023-07-28 | 2023-07-28 | Folding mechanism and working machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322020147.4U CN220220697U (en) | 2023-07-28 | 2023-07-28 | Folding mechanism and working machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220220697U true CN220220697U (en) | 2023-12-22 |
Family
ID=89188580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322020147.4U Active CN220220697U (en) | 2023-07-28 | 2023-07-28 | Folding mechanism and working machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220220697U (en) |
-
2023
- 2023-07-28 CN CN202322020147.4U patent/CN220220697U/en active Active
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