CN220223333U - Miniature self-propelled crane - Google Patents
Miniature self-propelled crane Download PDFInfo
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- CN220223333U CN220223333U CN202321502413.0U CN202321502413U CN220223333U CN 220223333 U CN220223333 U CN 220223333U CN 202321502413 U CN202321502413 U CN 202321502413U CN 220223333 U CN220223333 U CN 220223333U
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- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 238000004804 winding Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a miniature self-propelled crane, which comprises a movable seat, a movable wheel, a winch, a steel wire rope, a parallel arm mechanism, a pulley I, a pulley II, a slide bar, a guide hole seat, a guide hole, a pulley III, a connecting block and a lifting hook, wherein the movable seat is arranged on the movable wheel; according to the utility model, the winding and unwinding of the steel wire rope of the winch is started, the winding and unwinding of the steel wire rope can enable the sliding rod to vertically move along the guide hole, and the vertical movement of the sliding rod drives the object to vertically move only through the lifting hook, so that the stability and reliability of the hoisting are improved; the parallel arm mechanism is composed of two groups of parallel four-bar mechanisms, so that the lifting range of the crane can be increased, and in addition, the vertical state of the sliding bar in the lifting process can be ensured all the time, and the convenience in use is improved; according to the utility model, the upper side of the lifting hook is movably connected in the center of the lower side of the connecting block, so that the object can be conveniently rotated after being lifted, and the object can be better lifted to a required position, so that great convenience is brought to actual use.
Description
Technical Field
The utility model relates to the technical field of cranes, in particular to a miniature self-propelled crane.
Background
On the assembly and installation production line of a tractor and an automobile, logistics transportation is required to be carried out on a plurality of parts or related materials, the weight of the parts of the components is relatively heavy, the space of a production line workshop is generally smaller, hoisting machines such as a large-medium crane and a crane are not suitable for operation in a narrow space, the transportation of the materials is mainly finished by means of manual transportation and lifting equipment at present, the labor intensity of workers is high, the working efficiency is relatively low, therefore, a small crane which can work in a smaller space and can freely move is found, the practical applicability is achieved, the traditional Chinese patent, such as CN 105035975A, discloses a miniature self-propelled crane, the lifting range of the crane is relatively smaller, the cost is troublesome and inconvenient during use, and the balance during transportation after lifting is relatively poor.
Disclosure of Invention
The utility model aims to solve the problems, namely, the miniature self-propelled crane solves the problems that the existing crane has a smaller lifting range, is more troublesome and inconvenient to use, and has poorer balance during transportation after lifting.
In order to solve the problems, the utility model provides a technical scheme that: a miniature self-propelled crane is characterized in that: the device comprises a moving seat, a moving wheel, a winch, a steel wire rope, a parallel arm mechanism, a pulley I, a pulley II, a slide bar, a guide hole seat, a guide hole, a pulley III, a connecting block and a lifting hook; the four corners of the bottom of the movable seat are fixedly connected with movable wheels, and the upper left side of the movable seat is fixedly connected with a parallel arm mechanism; the winch is fixedly connected to the left upper side of the movable seat; the pulley I is fixedly connected to the center of the parallel arm mechanism; the guide hole seat is fixedly connected to the right upper side of the parallel arm mechanism, and a vertical guide hole is formed in the center of the guide hole seat; the pulley II is movably connected to the left upper side of the guide hole; the outer part of the sliding rod is vertically and movably connected inside the guide hole, the bottom of the sliding rod is fixedly connected with a connecting block, and the inner part of the lower side of the sliding rod is movably connected with a pulley III; the outer part of the upper side of the lifting hook is movably connected with the inner part of the center of the lower side of the connecting block; the end part of one side of the steel wire rope is fixedly connected with the right lower side of the guide hole seat, and the other side of the steel wire rope is connected with the winch through a pulley III, a pulley II and a pulley I in sequence.
Preferably, the specific structure of the parallel arm mechanism comprises a first oil cylinder, a first connecting seat, a first connecting rod, a second oil cylinder, a second connecting seat, a third connecting rod, a fourth connecting rod and a third connecting seat; the lower side of the oil cylinder is movably connected with the inside of the right upper side of the movable seat; the lower side of the connecting rod is movably connected with the right lower side of the connecting seat I, the central lower side of the connecting rod I is movably connected with the piston rod of the upper side of the oil cylinder I, and the upper side of the connecting rod I is movably connected with the right lower side of the connecting seat II; the lower side of the connecting rod II is movably connected with the left upper side of the connecting seat I, and the upper side of the connecting rod II is movably connected with the left lower side of the connecting seat II; the third left side of the connecting rod is movably connected with the second left upper side of the connecting seat, and the third right side of the connecting rod is movably connected with the third left upper side of the connecting seat; the left side of the connecting rod IV is movably connected with the upper right side of the connecting seat II, and the right side of the connecting rod IV is movably connected with the lower left side of the connecting seat III; the left side of the oil cylinder II is movably connected with the upper side of the center of the connecting rod I, and the right side piston rod of the oil cylinder II is movably connected with the left side of the connecting rod IV.
Preferably, the first connecting rod is parallel to the second connecting rod.
Preferably, the third connecting rod is parallel to the fourth connecting rod.
Preferably, the moving wheel is a moving wheel with brake.
The utility model has the beneficial effects that:
(1) The utility model has the advantages of reasonable and simple structure, low production cost, convenient installation and complete functions, the winding and unwinding steel wire rope is started, the winding and unwinding steel wire rope can enable the sliding rod to vertically move along the guide hole, and the vertical movement of the sliding rod can only vertically move through the lifting hook to drive an object, so that the stability and the reliability of the hoisting are improved.
(2) The parallel arm mechanism is composed of two groups of parallel four-bar mechanisms, so that the lifting range of the crane can be increased, and in addition, the vertical state of the sliding bar in the lifting process can be ensured all the time, and the convenience in use is improved.
(3) According to the utility model, the upper side of the lifting hook is movably connected in the center of the lower side of the connecting block, so that the object can be conveniently rotated after being lifted, and the object can be better lifted to a required position, so that great convenience is brought to actual use.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of the parallel arm mechanism.
1-a movable seat; 2-moving wheels; 3-a winch; 4-a steel wire rope; a 5-parallel arm mechanism; 6-pulley I; 7-pulley II; 8-a slide bar; 9-a guide hole seat; 10-guiding holes; 11-pulley III; 12-connecting blocks; 13-lifting hooks; 51-an oil cylinder I; 52-connecting seat I; 53-first connecting rod; 54-a second connecting rod; 55-an oil cylinder II; 56-a second connecting seat; 57-connecting rod III; 58-connecting rod IV; 59-connecting seat III.
Detailed Description
As shown in fig. 1, the present embodiment adopts the following technical scheme: a miniature self-propelled crane comprises a movable seat 1, a movable wheel 2, a winch 3, a steel wire rope 4, a parallel arm mechanism 5, a pulley I6, a pulley II 7, a slide bar 8, a guide hole seat 9, a guide hole 10, a pulley III 11, a connecting block 12 and a lifting hook 13; the four corners of the bottom of the movable seat 1 are fixedly connected with movable wheels 2, and the upper left side of the movable seat 1 is fixedly connected with a parallel arm mechanism 5; the winch 3 is fixedly connected to the left upper side of the movable seat 1; the pulley I6 is fixedly connected to the center of the parallel arm mechanism 5; the guide hole seat 9 is fixedly connected to the upper right side of the parallel arm mechanism 5, and a vertical guide hole 10 is formed in the center of the guide hole seat 9; the pulley II 7 is movably connected to the left upper side of the guide hole 10; the outside of the sliding rod 8 is vertically and movably connected inside the guide hole 10, the bottom of the sliding rod 8 is fixedly connected with a connecting block 12, and the inside of the lower side of the sliding rod 8 is movably connected with a pulley III 11; the outer part of the upper side of the lifting hook 13 is movably connected with the inner part of the center of the lower side of the connecting block 12; the end part of one side of the steel wire rope 4 is fixedly connected with the right lower side of the guide hole seat 9, and the other side of the steel wire rope 4 is connected with the winch 3 through a pulley III 11, a pulley II 7 and a pulley I6 in sequence.
As shown in fig. 2, the specific structure of the parallel arm mechanism 5 includes a first cylinder 51, a first connecting seat 52, a first connecting rod 53, a second connecting rod 54, a second cylinder 55, a second connecting seat 56, a third connecting rod 57, a fourth connecting rod 58 and a third connecting seat 59; the lower side of the first oil cylinder 51 is movably connected with the inner part of the right upper side of the movable seat 1; the lower side of the first connecting rod 53 is movably connected with the right lower side of the first connecting seat 52, the lower side of the center of the first connecting rod 53 is movably connected with a piston rod on the upper side of the first oil cylinder 51, and the upper side of the first connecting rod 53 is movably connected with the right lower side of the second connecting seat 56; the lower side of the second connecting rod 54 is movably connected with the left upper side of the first connecting seat 52, and the upper side of the second connecting rod 54 is movably connected with the left lower side of the second connecting seat 56; the left side of the third connecting rod 57 is movably connected with the left upper side of the second connecting seat 56, and the right side of the third connecting rod 57 is movably connected with the left upper side of the third connecting seat 59; the left side of the fourth connecting rod 58 is movably connected with the right upper side of the second connecting seat 56, and the right side of the fourth connecting rod 58 is movably connected with the left lower side of the third connecting seat 59; the left side of the second oil cylinder 55 is movably connected with the upper side of the center of the first connecting rod 53, and the right piston rod of the second oil cylinder 55 is movably connected with the left side of the fourth connecting rod 58.
Wherein the first connecting rod 53 is parallel to the second connecting rod 54; the third connecting rod 57 is parallel to the fourth connecting rod 58; the movable wheel 2 is a movable wheel with a brake, so that stability and reliability in lifting are improved.
The use state of the utility model is as follows: the lifting machine has the advantages of reasonable and simple structure, low production cost and convenient installation and complete functions, when in use, the lifting machine is firstly moved to a required position for use through the moving wheel 2, then the winch 3 is started to retract the steel wire rope 4, the sliding rod 8 can vertically move along the guide hole 10 by retracting the steel wire rope 4, the vertical movement of the sliding rod 8 drives an object to vertically move through the lifting hook 13, so that the stability and the reliability of lifting are improved, in addition, the parallel arm mechanism 5 is formed by two groups of parallel four-bar mechanisms, the lifting range of the lifting machine can be improved, in addition, the lifting process of the sliding rod 8 can be ensured to be always in a vertical state, the convenience of use is improved, in addition, the upper side of the lifting hook 13 is movably connected in the center of the lower side of the connecting block 12, the object after lifting is convenient to rotate, and the object can be well lifted to the required position, and great convenience is brought to practical use.
The control mode of the utility model is controlled by manual starting or by the existing automation technology, the wiring diagram of the power element and the supply of the power source are common knowledge in the field, and the utility model is mainly used for protecting the mechanical device, so the utility model does not explain the control mode and the wiring arrangement in detail.
In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
While the basic principles and main features of the present utility model and advantages of the present utility model have been shown and described, it will be understood by those skilled in the art that the present utility model is not limited by the foregoing embodiments, which are described in the foregoing specification merely illustrate the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a miniature self-propelled crane which characterized in that: the device comprises a movable seat (1), a movable wheel (2), a winch (3), a steel wire rope (4), a parallel arm mechanism (5), a pulley I (6), a pulley II (7), a sliding rod (8), a guide hole seat (9), a guide hole (10), a pulley III (11), a connecting block (12) and a lifting hook (13);
the four corners of the bottom of the movable seat (1) are fixedly connected with movable wheels (2), and the upper left side of the movable seat (1) is fixedly connected with a parallel arm mechanism (5);
the winch (3) is fixedly connected to the left upper side of the movable seat (1);
the pulley I (6) is fixedly connected to the center of the parallel arm mechanism (5);
the guide hole seat (9) is fixedly connected to the right upper side of the parallel arm mechanism (5), and a vertical guide hole (10) is formed in the center of the guide hole seat (9);
the pulley II (7) is movably connected to the left upper side of the guide hole (10);
the outside of the sliding rod (8) is vertically and movably connected inside the guide hole (10), the bottom of the sliding rod (8) is fixedly connected with a connecting block (12), and the inside of the lower side of the sliding rod (8) is movably connected with a pulley III (11);
the outer part of the upper side of the lifting hook (13) is movably connected with the inner part of the center of the lower side of the connecting block (12);
the end part of one side of the steel wire rope (4) is fixedly connected with the right lower side of the guide hole seat (9), and the other side of the steel wire rope (4) is connected with the winch (3) through a pulley III (11), a pulley II (7) and a pulley I (6) in sequence.
2. The miniature self-propelled crane of claim 1, wherein: the parallel arm mechanism (5) comprises a first oil cylinder (51), a first connecting seat (52), a first connecting rod (53), a second connecting rod (54), a second oil cylinder (55), a second connecting seat (56), a third connecting rod (57), a fourth connecting rod (58) and a third connecting seat (59);
the lower side of the first oil cylinder (51) is movably connected with the inside of the right upper side of the movable seat (1);
the lower side of the first connecting rod (53) is movably connected with the right lower side of the first connecting seat (52), the central lower side of the first connecting rod (53) is movably connected with a piston rod on the upper side of the first oil cylinder (51), and the upper side of the first connecting rod (53) is movably connected with the right lower side of the second connecting seat (56);
the lower side of the second connecting rod (54) is movably connected with the left upper side of the first connecting seat (52), and the upper side of the second connecting rod (54) is movably connected with the left lower side of the second connecting seat (56);
the left side of the connecting rod III (57) is movably connected with the left upper side of the connecting seat II (56), and the right side of the connecting rod III (57) is movably connected with the left upper side of the connecting seat III (59);
the left side of the connecting rod IV (58) is movably connected with the right upper side of the connecting seat II (56), and the right side of the connecting rod IV (58) is movably connected with the left lower side of the connecting seat III (59);
the left side of the oil cylinder II (55) is movably connected with the upper side of the center of the connecting rod I (53), and the right piston rod of the oil cylinder II (55) is movably connected with the left side of the connecting rod IV (58).
3. The miniature self-propelled crane of claim 2, wherein: the first connecting rod (53) is parallel to the second connecting rod (54).
4. The miniature self-propelled crane of claim 2, wherein: the third connecting rod (57) is parallel to the fourth connecting rod (58).
5. The miniature self-propelled crane of claim 1, wherein: the movable wheel (2) is a movable wheel with a brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321502413.0U CN220223333U (en) | 2023-06-13 | 2023-06-13 | Miniature self-propelled crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321502413.0U CN220223333U (en) | 2023-06-13 | 2023-06-13 | Miniature self-propelled crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220223333U true CN220223333U (en) | 2023-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321502413.0U Active CN220223333U (en) | 2023-06-13 | 2023-06-13 | Miniature self-propelled crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220223333U (en) |
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2023
- 2023-06-13 CN CN202321502413.0U patent/CN220223333U/en active Active
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