CN213837644U - High altitude secateurs elevating gear - Google Patents
High altitude secateurs elevating gear Download PDFInfo
- Publication number
- CN213837644U CN213837644U CN202022101594.9U CN202022101594U CN213837644U CN 213837644 U CN213837644 U CN 213837644U CN 202022101594 U CN202022101594 U CN 202022101594U CN 213837644 U CN213837644 U CN 213837644U
- Authority
- CN
- China
- Prior art keywords
- frame
- upright post
- lifting
- falling
- supporting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Ladders (AREA)
Abstract
The utility model discloses a high altitude secateurs elevating gear, include: the support comprises a base and an upright post, wherein the lower end of the upright post is arranged on the base; a lifting frame which is installed on the front side of the upright post in a vertically slidable manner and is driven by a first driving mechanism to slide vertically; the anti-falling frame is positioned between the lifting frame and the upright post, is sleeved outside the upright post, is connected with the lifting frame in a manner of being capable of rotating up and down at the front side and is driven by the second driving mechanism to rotate up and down; wherein, the left and right sides of the anti-falling frame are respectively connected with the lifting frame through an elastic mechanism, and under the normal state, the anti-falling frame is arranged from front to back in an inclined way under the elastic action of the elastic mechanism and generates a self-locking phenomenon with the upright post. The tree branches with any height can be pruned by adopting the lifting device of the utility model, the operation range is enlarged, and the labor intensity of workers is reduced; the self-locking function of the anti-falling frame can improve the safety performance.
Description
Technical Field
The utility model relates to a high altitude trimming means technical field, in particular to high altitude secateurs elevating gear.
Background
The existing high-altitude pruning shears usually adopt a pruning device with a telescopic rod structure to carry out high-altitude pruning work on fruit trees, but the method is only suitable for the pruning work close to the ground, has a small application range, needs to keep the head upward for a long time and lift the telescopic rod during the pruning work, is very easy to cause fatigue of people and has high manual labor intensity; or, the pruning shears are operated by means of a climbing tool such as a ladder, but the height of the ladder is constant, the pruning range is limited, and the ladder is easy to fall off due to unstable gravity center in the using process, so that the use risk is high.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high altitude secateurs elevating gear to overcome current high altitude pruning mode and have the shortcoming that artifical intensity of labour is big and the use risk is high.
In order to achieve the above object, the utility model provides a high altitude secateurs elevating gear, include: the support comprises a base and an upright post, wherein the lower end of the upright post is arranged on the base; a lifting frame which is mounted on the front side of the upright post in a vertically slidable manner and is driven by a first driving mechanism to slide vertically; the anti-falling frame is positioned between the lifting frame and the upright post, is sleeved outside the upright post, is connected with the lifting frame in a manner of being capable of rotating up and down at the front side and is driven by a second driving mechanism to rotate up and down; the left side and the right side of the anti-falling frame are respectively connected with the lifting frame through an elastic mechanism, and in a normal state, the anti-falling frame is obliquely arranged from front to back under the elastic action of the elastic mechanism and generates a self-locking phenomenon with the upright post.
Preferably, in the above technical solution, the base includes: the length of the first supporting rod is distributed along the left-right direction, the bottom of the upright post is connected with the middle part of the first supporting rod, the left end and the right end of the first supporting rod are respectively connected with the lower end of the upright post through a first pull rod, and the left end and the right end of the first supporting rod are respectively connected with the upper end of the upright post through pull ropes; and the length of the second supporting rod is distributed along the front-back direction, the front end of the second supporting rod is connected with the bottom of the upright post, the middle part of the second supporting rod is connected with the middle part of the upright post through a second pull rod, and the rear end of the second supporting rod is provided with a balancing weight.
Preferably, in the above technical solution, the first driving mechanism includes: the first fixed pulley is arranged at the top of the upright post; and a drum rotatably mounted on the base and driven to rotate by a rotating mechanism; and a lifting rope is wound on the roller, and the free end of the lifting rope upwards penetrates through the top of the first fixed pulley and is connected with the lifting frame.
Preferably, in the above technical solution, the rotating mechanism includes: the first chain wheel is fixedly arranged on the rotating shaft of the roller; a second sprocket rotatably mounted on the base, the second sprocket having a diameter smaller than that of the first sprocket; the chain is wound on the first chain wheel and the second chain wheel; and one end of the first handle is fixedly connected with the rotating shaft of the second chain wheel.
Preferably, in the above technical solution, the lifting frame includes: a sliding frame which is mounted on the upright post in a manner of sliding up and down, wherein the anti-falling frame is mounted on the sliding frame; and the manned frame is detachably arranged on the front side of the sliding frame, and is of a cuboid frame structure with an open top.
Preferably, in the above technical solution, the cross section of the upright post is rectangular, the anti-falling frame is U-shaped with an opening facing backward and matched with the upright post, and left and right free ends of the U-shaped anti-falling frame are respectively bent inward.
Preferably, in the above technical solution, the second driving mechanism includes a second handle, and a lower end of the second handle is connected to the anti-falling frame.
Preferably, in the above technical solution, the elastic mechanism includes a spring, a lower end of the spring is connected to the anti-falling frame, and an upper end of the spring is connected to the lifting frame.
Compared with the prior art, the utility model discloses following beneficial effect has:
the lifting device of the utility model comprises a bracket, a lifting frame and an anti-falling frame, wherein the lifting frame can be used for carrying people, and branches with any height can be pruned by the up-and-down sliding of the lifting frame, thereby enlarging the operation range and reducing the labor intensity of workers; the lifting frame can only ascend through the self-locking effect of the anti-falling frame, cannot descend, avoids the lifting frame from breaking down and suddenly descending, improves safety performance, and when descending operation is needed, the anti-falling frame is driven to rotate downwards only through the second driving mechanism, and self-locking of the anti-falling frame is removed.
Drawings
Fig. 1 is a schematic structural view of the high-altitude pruning shear lifting device according to the utility model.
Fig. 2 is a schematic left side view of fig. 1 according to the present invention.
Fig. 3 is a schematic top view of fig. 1 according to the present invention.
Fig. 4 is an enlarged schematic view of the X portion in fig. 1 according to the present invention.
Fig. 5 is a schematic view of a connection structure of the sliding frame and the falling prevention frame according to the present invention.
Description of the main reference numerals:
1-a first fixed pulley, 2-a column, 3-a lifting rope, 4-a second pull rod, 5-a rotating mechanism, 6-a first handle, 7-a balancing weight, 8-a second support rod, 9-a first support rod, 10-a first pull rod, 11-a pull rope, 12-a manned frame, 13-a sliding frame, 14-a lifting hook, 15-a second handle, 16-a spring, 17-a roller, 18-a first chain wheel, 19-a chain, 20-a second chain wheel, 21-an anti-falling frame and 22-a second fixed pulley.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Fig. 1 to 5 are schematic structural views showing an overhead secateurs lifting apparatus according to a preferred embodiment of the present invention, which includes a support, a lifting frame, and an anti-drop frame 21. Referring to fig. 1 to 5, the stand includes a base and a pillar 2, and a lower end of the pillar 2 is mounted on the base. The lifting frame is installed in the front side of stand 2 with the mode that can slide from top to bottom, and the lifting frame slides from top to bottom through the drive of first actuating mechanism, and wherein, the lifting frame can be used for manned to rise the people to appointed height carries out pruning work, can prune the branch of arbitrary height, enlarges the operation range, reduces artifical intensity of labour. Prevent falling between frame 21 and the stand 2, prevent falling outside frame 21 cover locates stand 2, prevent falling the front side of frame 21 and be connected with the frame with the mode that can the tilting, and prevent falling frame 21 and carry out the tilting through the drive of second actuating mechanism. The left side and the right side of the anti-falling frame 21 are respectively connected with the lifting frame through an elastic mechanism, the anti-falling frame 21 is arranged in a manner of inclining upwards from front to back under the elastic action of the elastic mechanism in a normal state, and generates a self-locking phenomenon with the upright post 2, the anti-falling frame is similar to a pole climbing foot buckle structure in function, under the action of friction force between the anti-falling frame 21 and the upright post 2, the lifting frame can only ascend but can not descend, the lifting frame is prevented from being broken down and suddenly descending, the lifting frame can be locked at any height, and the safety performance is improved; when descending operation is needed, the descending prevention frame 21 is driven to rotate downwards only through the second driving mechanism, and self-locking of the descending prevention frame 21 is released, so that the descending operation is simple and convenient.
Referring to fig. 1 to 3, preferably, the base includes a first supporting rod 9 and a second supporting rod 8, the length of the first supporting rod 9 is distributed along the left-right direction, the bottom of the upright 2 is connected with the middle of the first supporting rod 9, the left end and the right end of the first supporting rod 9 are respectively connected with the lower end of the upright 2 through a first pull rod 10, wherein the first pull rod 10 on the left side is inclined upwards from left to right, and the first pull rod 10 on the right side is inclined upwards from right to left, so as to improve the connection stability of the upright 2. Wherein, the left and right ends of the first supporting rod 9 are respectively connected with the upper end of the upright post 2 through the pull rope 11, so that the connection stability of the upright post 2 is further improved. The length of second branch 8 distributes along the fore-and-aft direction, and the front end of second branch 8 is connected with the bottom of stand 2, and the rear end of second branch 8 passes through second pull rod 4 to be connected with the middle part of stand 2, and the rear end of second branch 8 is equipped with balancing weight 7, avoids the upwards perk of the rear end of second branch 8, improves the stability of base and 2 installations of stand to improve this elevating gear's security performance.
Referring to fig. 1 to 3, preferably, the first driving mechanism includes a first fixed pulley 1 and a drum 17, the first fixed pulley 1 being disposed at the top of the column 2; the roller 17 is rotatably mounted on the second strut 8 of the base, and the roller 17 is driven to rotate by the rotating mechanism 5. Wherein, the hanging rope 3 is wound on the roller 17, the free end of the hanging rope 3 upwards passes through the top of the first fixed pulley 1 and is connected with the lifting frame, and the hanging rope 3 is collected and released by positive and negative rotation of the driving roller 17, so that the lifting frame is driven to slide up and down along the upright post 2. Further preferably, the first driving mechanism further comprises a second fixed pulley 22, the upright column 2 is of a hollow structure, the second fixed pulley 22 is arranged at the lower end of the cavity of the upright column 2, the free end of the lifting rope 3 firstly passes through the bottom of the second fixed pulley 22, then upwards passes through the top of the first fixed pulley 1 along the cavity of the upright column 2 and is connected with the lifting frame, one part of the lifting rope 3 is arranged in the cavity of the upright column 2, the lifting rope 3 is prevented from being cut by foreign objects, and the safety performance of the lifting device is improved.
Referring to fig. 3, the rotating mechanism 5 may be a motor or a handle. Preferably, the rotating mechanism 5 comprises a first sprocket 18, a second sprocket 20, a chain 19 and the first handle 6. The first chain wheel 18 is fixedly arranged on the rotating shaft of the roller 17; the second chain wheel 20 is rotatably arranged on the second support rod 8 of the base, and the diameter of the second chain wheel 20 is smaller than that of the first chain wheel 18; the chain 19 is wound on the first chain wheel 18 and the second chain wheel 20; one end of the first handle 6 is fixedly connected with the rotating shaft of the second chain wheel 20. The first handle 6 is manually driven to rotate forwards or reversely through manual operation so as to drive the roller 17 to rotate forwards or reversely, so that the lifting rope 3 is retracted, the lifting frame is driven to slide up and down along the upright post 2, and the height of the lifting frame is adjusted.
Referring to fig. 1 to 5, preferably, the lifting frame includes a carriage 13 and a people-carrying frame 12, the carriage 13 is installed on the column 2 in a manner of being capable of sliding up and down, the falling prevention frame 21 is installed on the carriage 13, that is, the front side of the falling prevention frame 21 is connected with the carriage 13 in a manner of being capable of rotating up and down, and the upper end of the carriage 13 is provided with a hook 14 connected with the lifting rope 3. The people frame 12 is detachably attached to the front side of the carriage 13, and the people frame can be easily attached and detached. Wherein, manned frame 12 is open-topped cuboid frame structure, is convenient for people's the stand, improves the security performance.
Referring to fig. 4 and 5, preferably, the cross section of the upright post 2 is rectangular, the anti-falling frame 21 is U-shaped with an opening facing backward and matched with the upright post 2, and left and right free ends of the U-shaped anti-falling frame 21 are respectively bent inward, so that the left and right ends of the anti-falling frame 21 are L-shaped with opposite openings and matched with the upright post 2 for sleeving, thereby improving the self-locking performance of the anti-falling frame 21.
Referring to fig. 2 and 5, the second driving mechanism may be a motor or a handle. Preferably, the second driving mechanism comprises a second handle 15, the second handle 15 is located on the left side or the right side of the anti-falling frame 21, the lower end of the second handle 15 is connected with the anti-falling frame 21, the connection point of the second handle 15 and the anti-falling frame 21 is located in front of the elastic mechanism, and the anti-falling frame 21 can be driven to rotate downwards by driving the second handle 15 to rotate backwards.
Referring to fig. 2, 4 and 5, preferably, the elastic mechanism includes a spring 16, a lower end of the spring 16 is connected to the anti-falling frame 21, an upper end of the spring 16 is connected to the lifting frame, that is, an upper end of the spring 16 located on the left side is connected to the left side of the sliding frame 13, and a lower end is connected to the left side of the anti-falling frame 21; the upper end of the spring 16 on the right side is connected to the right side of the sliding frame 13, and the lower end is connected to the right side of the fall prevention frame 21. Under the elastic force effect of the spring 16, the rear end of the anti-falling frame 21 can be lifted upwards, so that the anti-falling frame 21 rotates upwards relative to the sliding frame 13, the anti-falling frame 21 is inclined upwards from front to back, and the anti-falling frame 21 can play a self-locking role. When the self-locking state of the anti-falling frame 21 needs to be released, the lifting frame can be driven to slide downwards only by driving the anti-falling frame 21 to rotate downwards through the second handle 15, after the lifting frame slides downwards to a designated place, the driving force for driving the second handle 15 is cancelled, and the anti-falling frame 21 returns to the original position under the elastic force action of the spring 16.
When in use, the lifting device can be installed in advance and then transferred to a designated place for use; the lifting device can be carried to a designated place and then installed for use, so that the lifting device can be suitable for pruning branches beside roads and can be suitable for pruning branches in other places, and the application range is wide; after the lifting device is erected under a tree, one person enters the manned frame 12, and the other person is positioned beside the first driving mechanism, the first handle 6 is shaken to drive the manned frame 12 to ascend, and the sliding frame 13 and the manned frame 12 can be stopped at any height through the self-locking effect of the anti-descending frame 21, so that the safety performance is improved; pruning branches from bottom to top, after the pruning of the branches is completed, a worker positioned in the manned frame 12 drives the second handle 15 to rotate backwards so as to enable the rear end of the anti-falling frame 21 to swing downwards and remove the self-locking function of the anti-falling frame 21, the worker positioned beside the first driving mechanism reversely shakes the first handle 6 so as to drive the lifting frame to slowly descend, after the lifting frame descends to the right position, the driving force of the second handle 15 is removed, the anti-falling frame 21 returns to the original position under the acting force of the spring 16, and the self-locking function is recovered.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (8)
1. A high altitude pruning shear elevating gear, its characterized in that includes:
the support comprises a base and an upright post, wherein the lower end of the upright post is arranged on the base;
a lifting frame which is mounted on the front side of the upright post in a vertically slidable manner and is driven by a first driving mechanism to slide vertically; and
the anti-falling frame is positioned between the lifting frame and the upright post, is sleeved outside the upright post, is connected with the lifting frame in a manner of being capable of rotating up and down at the front side and is driven by a second driving mechanism to rotate up and down; the left side and the right side of the anti-falling frame are respectively connected with the lifting frame through an elastic mechanism, and in a normal state, the anti-falling frame is obliquely arranged from front to back under the elastic action of the elastic mechanism and generates a self-locking phenomenon with the upright post.
2. The high altitude pruning lift device according to claim 1, wherein the base comprises:
the length of the first supporting rod is distributed along the left-right direction, the bottom of the upright post is connected with the middle part of the first supporting rod, the left end and the right end of the first supporting rod are respectively connected with the lower end of the upright post through a first pull rod, and the left end and the right end of the first supporting rod are respectively connected with the upper end of the upright post through pull ropes; and
the length of the second supporting rod is distributed along the front-back direction, the front end of the second supporting rod is connected with the bottom of the upright post, the middle of the second supporting rod is connected with the middle of the upright post through a second pull rod, and the rear end of the second supporting rod is provided with a balancing weight.
3. The high altitude pruning lift device according to claim 1, wherein the first driving mechanism comprises:
the first fixed pulley is arranged at the top of the upright post; and
a drum rotatably mounted on the base and driven to rotate by a rotating mechanism; and a lifting rope is wound on the roller, and the free end of the lifting rope upwards penetrates through the top of the first fixed pulley and is connected with the lifting frame.
4. The high altitude pruning shear lifting device according to claim 3, wherein the rotating mechanism comprises:
the first chain wheel is fixedly arranged on the rotating shaft of the roller;
a second sprocket rotatably mounted on the base, the second sprocket having a diameter smaller than that of the first sprocket;
the chain is wound on the first chain wheel and the second chain wheel; and
and one end of the first handle is fixedly connected with the rotating shaft of the second chain wheel.
5. The high altitude pruning lift device according to claim 1, wherein the lift frame comprises:
a sliding frame which is mounted on the upright post in a manner of sliding up and down, wherein the anti-falling frame is mounted on the sliding frame; and
and the passenger carrying frame is detachably arranged on the front side of the sliding frame and is of a cuboid frame structure with an open top.
6. The high-altitude pruning shear lifting device according to claim 1, wherein the cross section of the upright post is rectangular, the anti-falling frame is U-shaped with an opening facing backwards and matched with the upright post, and left and right free ends of the U-shaped anti-falling frame are respectively bent inwards.
7. The high altitude pruning shear lifting device according to claim 1, wherein the second driving mechanism comprises a second handle, and the lower end of the second handle is connected with the anti-falling frame.
8. The high altitude pruning shear lifting device according to claim 1, wherein the elastic mechanism comprises a spring, the lower end of the spring is connected with the anti-falling frame, and the upper end of the spring is connected with the lifting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022101594.9U CN213837644U (en) | 2020-09-23 | 2020-09-23 | High altitude secateurs elevating gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022101594.9U CN213837644U (en) | 2020-09-23 | 2020-09-23 | High altitude secateurs elevating gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213837644U true CN213837644U (en) | 2021-07-30 |
Family
ID=77006249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022101594.9U Active CN213837644U (en) | 2020-09-23 | 2020-09-23 | High altitude secateurs elevating gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213837644U (en) |
-
2020
- 2020-09-23 CN CN202022101594.9U patent/CN213837644U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7997311B2 (en) | Self-propelled climbing apparatus for stripping, trimming and coating palm trees | |
| CN107522147B (en) | A kind of high security lift construction platform for building | |
| CN213837644U (en) | High altitude secateurs elevating gear | |
| CN205454773U (en) | Fruit tree pruning machine | |
| US2829814A (en) | Combination ladder and fruit lowerer | |
| CN112262676B (en) | Tree climbing machine and tree climbing pruning method | |
| CN2720799Y (en) | Tree branches pruning tool | |
| CN211580757U (en) | Figurative pruning equipment of afforestation | |
| CN2558401Y (en) | Emergency ladder for lowering person from building | |
| CN208509636U (en) | A kind of fruit picking apparatus | |
| CN2894735Y (en) | Building escape device | |
| EP0803466B1 (en) | Method and device for safety ascending to a cab, in particular on a tower crane | |
| CN213031847U (en) | Cliff swing | |
| CN210683121U (en) | Multipurpose forest fruit picking and garden trimming machine | |
| JPH0352925B2 (en) | ||
| JP3120221U (en) | A stepladder with a harvesting rod suspension mechanism and moving wheels | |
| CN213087892U (en) | Gardens are pruned with novel multi-functional climbing ladder | |
| CN114056552A (en) | Large unmanned aerial vehicle suitable for lifting and falling in different terrains | |
| CN211257767U (en) | Turnover ladder stand operating platform | |
| JP3125582U (en) | A quadruped workbench with a top panel divided into two or more height-adjustable surfaces. | |
| CN219472004U (en) | Climbing device for pruning landscape tree | |
| CN217380381U (en) | Operation ladder for orchard | |
| CN219584219U (en) | Flowerpot handling device | |
| CN214413558U (en) | Exempt from to scramble gardens and prune stock scissors | |
| CN213548495U (en) | Municipal garden is with pruning equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |