CN211721181U

CN211721181U - Bush trimming means

Info

Publication number: CN211721181U
Application number: CN202020112047.8U
Authority: CN
Inventors: 邹娟娟; 蒋贞贞; 陈杨; 杨早梅
Original assignee: Chongqing Vocational Institute of Engineering
Current assignee: Chongqing Vocational Institute of Engineering
Priority date: 2020-01-17
Filing date: 2020-01-17
Publication date: 2020-10-23
Anticipated expiration: 2030-01-17

Abstract

The utility model relates to an afforestation field specifically discloses a bush trimming means, including the base, the rigid coupling has a supporting seat on the base, rotates on the supporting seat and is connected with telescopic action bars, and the one end rigid coupling that the supporting seat was kept away from to the action bars has a backup pad, rotates in the backup pad and is connected with two-way lead screw, overlaps respectively on two screw thread sections of two-way lead screw to be equipped with threaded connection's thread block with it, and thread block sliding connection is in the backup pad, and all can dismantle on the thread block and be connected with the trimming sword. The device solves the problems that the existing shrub trimming device can only trim shrubs with single height and the application range of the device is small.

Description

Bush trimming means

Technical Field

The utility model relates to an afforestation field, concretely relates to bush trimming means.

Background

With the development of urban construction, urban greening has become an important task for beautifying the environment. In urban greening, shrubs occupy a large proportion of greening area due to the advantages of vigorous vitality, easy survival, attractive appearance, evergreen four seasons and the like. Shrubs can be generally divided into ornamental shrubs, fruit shrubs, ornamental trunk shrubs and the like, and the shrubs are vigorous in vitality and grow rapidly, so that the shrubs need to be trimmed regularly to keep the attractive appearance of the shrubs.

Generally, when shrubs are pruned, workers often manually prune the shrubs by holding small pruning knives, so that the work intensity is high, the pruning efficiency is low, and the shrub pruning device is suitable for transportation. The bush trimming device in the prior art can only trim short bushes or high bushes at a single height, bushes at different heights need to be provided with trimming devices of different models, equipment investment is large, and the application range is small.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bush trimming means to solve current bush trimming means and can only prune the bush of single height, the little problem of equipment application scope.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: the utility model provides a bush trimming means, includes the base, and the rigid coupling has a supporting seat on the base, rotates on the supporting seat to be connected with telescopic action bars, and the one end rigid coupling that the supporting seat was kept away from to the action bars has a backup pad, rotates in the backup pad to be connected with two-way lead screw, overlaps respectively on two screw thread sections of two-way lead screw to be equipped with threaded connection's thread piece with it, thread piece sliding connection in the backup pad, and all can dismantle on the thread piece to be connected with the pruning.

The principle and the beneficial effects of the technical scheme are as follows: the effect that whole support was played to the base in this technical scheme, guarantees the stable connection between the part, and the supporting seat is used for connecting the action bars, because the action bars rotates to be connected on the supporting seat, can realize the regulation of action bars tip height through rotating the action bars, realizes the regulation to pruning height promptly. In addition, set the action bars to telescopic, through the length of adjusting the action bars, can further adjust pruning height for this device can further be applicable to the pruning of not co-altitude bush, increases the application scope of device. The bidirectional screw rod is used for controlling the distance between the two pruning knives, further controlling the pruning size and shape, and increasing the diversity of the pruning shape and the flexibility of the adjustment of the pruning size. Meanwhile, the two pruning knives are respectively in threaded connection with the two threaded parts of the bidirectional screw rod, and the moving distances of the two pruning knives along the bidirectional screw rod are equal in the rotation process of the bidirectional screw rod, so that the two sides of the shrub can be symmetrically pruned in the pruning process, and the pruned shrub is attractive in appearance.

Furthermore, a supporting cylinder for supporting the operating rod is fixedly connected to the base, and a movable assembly is connected between the top end of the supporting cylinder and the operating rod.

Among this technical scheme, because the action bars rotate to be connected on the supporting seat, support cylinder plays the effect of supporting fixed action bars position, guarantees bush pruning process's stability, simultaneously, because the action bars need the height-adjusting and rotate in the use, through set up movable assembly between action bars and support cylinder, can guarantee support cylinder when stably supporting the action bars, still make the degree of freedom that has certain relative movement between support cylinder and the action bars.

Furthermore, the operating rod is fixedly connected with a connecting rod, one end, far away from the operating rod, of the connecting rod is rotatably connected with an operating disc, the middle of the bidirectional screw rod is fixedly connected with a rotary disc in a coaxial mode, and a transmission belt is connected between the rotary disc and the operating disc.

Among this technical scheme, the connecting rod is used for supporting the operation panel, operating personnel rotates the operation panel, can drive the rotation of carousel through the drive belt, and then drive and rotate with the two-way lead screw of the coaxial rigid coupling of carousel, drive the relative motion of two screw thread pieces, and then realize the regulation to distance between two pruning shears, because the operation panel sets up on the action bars, the position height of the two-way lead screw on action bars top is highly less than to the position height of the position of operation panel, make operating personnel can control two-way lead screw rotation, convenient operation in lower position.

Further, all be equipped with the trough of belt that is used for holding the drive belt on operation panel and the carousel, offer the recess that is used for holding the drive belt in the backup pad.

In the technical scheme, the belt groove between the operating panel and the rotating disc provides an accommodating space for the transmission belt, and the position of the transmission belt is limited, so that the stability of the connection of the transmission belt between the operating panel and the rotating disc is ensured; the recess in the backup pad also can provide accommodation space for the drive belt, avoids the backup pad to produce the hindrance to the motion of drive belt.

Furthermore, one end of the base, which is far away from the supporting cylinder, is fixedly connected with a weight box, and the weight box is fixedly connected with a pushing handle.

Among this technical scheme, the weight box plays the effect of counter weight, guarantees that the counter weight at base both ends is steady, avoids the base to turn on one's side because of the both ends atress is uneven, and the pushing hands provides the handrail for operating personnel, and the operating personnel of being convenient for removes trimming means.

Furthermore, the bottom rigid coupling of base has two parallel arrangement's back shaft, and the both ends of back shaft all rotate and are connected with the runner.

In the technical scheme, when an operator needs to move the trimming device, the push handle is pushed, so that the rotating wheel rotates to drive the device to move, and the operation is convenient and labor-saving.

Furthermore, the movable assembly comprises a slide fixedly connected to the side wall of the operating rod, a slide block is connected to the slide in a sliding mode, and one end, far away from the slide, of the slide block is hinged to the top end of the piston rod.

Among this technical scheme, when adjusting the height on action bars top, promote the action bars through supporting cylinder drive piston rod, make the action bars rotate, and then make the backup pad on action bars top and the vertical high change of pruning sword, in order to realize the pruning to the bush of co-altitude not, in this in-process, because the action bars rotates the tie point that can make action bars and piston rod certain displacement appears in the horizontal direction, the slider that can make the piston rod top at this moment can slide along the spout, can not lead to the fact the movement to hinder to the rotation of action bars and the removal of cutting knife, can guarantee the effective use of device.

Furthermore, both ends of the supporting plate are fixedly connected with baffle plates.

Among this technical scheme, the bush that the pruning sword can make the pruning come off because of the high-speed rotation of pruning sword splashes when pruning the bush, and the baffle at backup pad both ends can have the effect of sheltering from to the bush of pruning coming off this moment, avoids the bush of pruning coming off to fall the bush outside to make its inside of falling the bush, after its humus for a long time, can also provide nourishment to the bush, both reduced the degree of difficulty of operating personnel later stage clearance and realized the recycle of the bush of pruning coming off.

Further, the shape of the baffle is circular arc.

Among this technical scheme, through setting the baffle to circular-arc, can form the wrapping form of interior knot, not only can strengthen the effect that shelters from, can also avoid the edges and corners of machine to accidentally injure operating personnel, improve the security that equipment used.

Further, a handle is rotatably connected to the eccentric position of the operation panel.

In the technical scheme, the handle is arranged at the eccentric position of the operating disc, so that an operator can conveniently rotate the operating disc, and the distance between the two pruning shears can be conveniently adjusted.

Drawings

Fig. 1 is a front view of embodiment 1 of the present invention;

fig. 2 is a top view of the operating rod and the supporting plate in embodiment 1 of the present invention;

fig. 3 is a front view of embodiment 2 of the present invention;

fig. 4 is a plan view of the support plate in embodiment 2 of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a base 1, a supporting seat 2, an operating rod 3, a supporting plate 4, a bidirectional screw rod 5, a thread block 6, a trimming cutter 7, a supporting cylinder 8, a piston rod 9, a connecting rod 10, an operating panel 11, a rotary disc 12, a transmission belt 13, a belt groove 14, a weight box 15, a pushing handle 16, a rotary wheel 17, a slide way 18, a slide block 19, a baffle plate 20 and a pushing cylinder 21.

The embodiment is basically as shown in the attached figure 1: the utility model provides a bush trimming means, includes the base 1 of horizontal setting, and the bottom welding of base 1 has two parallel arrangement's back shaft, and the both ends of back shaft all are rotated and are connected with runner 17. The rigid coupling has supporting seat 2 on base 1, and the rigid coupling has the bracing piece on supporting seat 2, and the top of bracing piece is rotated and is connected with telescopic action bars 3, and telescopic action bars 3's structure is the same with electric telescopic handle's structure among the prior art (including fixed part and extension portion) in this embodiment, can realize flexible process through automatically controlled button promptly, and concrete structure is not repeated here.

One end (right-hand member) rigid coupling that supporting seat 2 was kept away from to action bars 3 has backup pad 4, it is shown in combination figure 2, the equal integrated into one piece in both ends of backup pad 4 has even board, it is connected with vertical two-way lead screw 5 to rotate between two even boards, the cover is equipped with threaded connection's screw thread block 6 with it respectively on two screw thread sections of two-way lead screw 5, the vertical sliding connection of screw thread block 6 is on backup pad 4, make screw thread block 6 can follow backup pad 4 up, the lower slip, and all can threaded connection have pruning sword 7 on the screw thread block 6, pruning sword 7 in this embodiment is electronic pruning sword 7. On the action bars 3 (on the fixed part) the rigid coupling has connecting rod 10, the axis of connecting rod 10 perpendicular to action bars 3, the one end that action bars 3 were kept away from to connecting rod 10 is rotated and is connected with operation panel 11, the eccentric position of operation panel 11 is rotated and is connected with the handle, the coaxial rigid coupling in middle part of two-way lead screw 5 has carousel 12, parallel winding has drive belt 13 between carousel 12 and the operation panel 11, make carousel 12 and operation panel 11 can be under drive belt 13's drive syntropy rotate, and all be equipped with the trough of belt 14 that is used for holding drive belt 13 on operation panel 11 and the carousel 12. Still the rigid coupling has support cylinder 8 on the base 1, and support cylinder 8 is located the right side of supporting seat 2, and the top of support cylinder 8's piston rod 9 articulates there is slider 19, and the outer wall of action bars 3 has slide 18 along its axial rigid coupling, and slider 19 sliding connection is in slide 18. One end (left end) of the base 1 far away from the supporting cylinder 8 is welded with a weight box 15, the weight box 15 is fixedly connected with a push handle 16, and the base 1 is fixed with a motor for supplying power to the pruning knife 7 and the operating rod 3.

The specific implementation process is as follows: the position of the trimming blade 7 is first adjusted according to the height of the shrub to be trimmed. When the bush to be trimmed is high, the piston rod 9 is controlled to move upwards through the supporting cylinder 8, the operating rod 3 is further pushed to rotate anticlockwise by taking a connecting point with the supporting seat 2 as a center, the height of the right end of the operating rod 3 is enabled to rise, and at the moment, the sliding block 19 at the top end of the piston rod 9 can slide along the sliding way 18 on the outer wall of the operating rod 3. The length of the operating lever 3 is then adjusted (in the same way as the prior art electric telescopic lever) so that the trimming blade 7 is located at the top end of the bush to be trimmed.

Then operating personnel adjusts the distance between two pruning scissors 7, when the distance setting between two pruning scissors 7 is far away when needs, operating personnel holds the handle, clockwise rotation operation panel 11, operation panel 11 clockwise rotates and drives carousel 12 clockwise through drive belt 13, and then drive the two-way lead screw 5 clockwise rotation with carousel 12 coaxial rigid coupling, because threaded block 6 sliding connection is on backup pad 4, two-way lead screw 5 clockwise rotation in-process can drive two threaded block 6 of threaded connection with it and move each other along 5 axial removals of two-way lead screw, and then make the distance increase between two pruning scissors 7.

Then the supporting cylinder 8 controls the piston rod 9 to move downwards, the piston rod 9 drives the operating rod 3 to rotate clockwise along a hinge point with the supporting seat 2 in the downward moving process, so that the pruning knife 7 at the right end of the operating rod 3 gradually moves downwards, and the pruning knife 7 can prune shrubs from top to bottom in the downward moving process. In the process that the pruning shears 7 prune shrubs from top to bottom, an operator can rotate the operating disk 11 at any time to adjust the distance between the two pruning shears 7 (the operating disk 11 can not be rotated, the distance between the two pruning shears 7 is not adjusted, and the specific operation depends on the actual requirement condition of the site), so that when the pruning shears 7 prune shrubs from top to bottom, the shrubs are pruned into different shapes, and the diversity of shrub pruning shapes is increased. Because the two pruning shears 7 are respectively in threaded connection with the two threaded parts of the bidirectional screw rod 5, the two pruning shears 7 have equal moving distances along the bidirectional screw rod 5 in the rotation process of the bidirectional screw rod 5, so that the two sides of shrubs can be symmetrically pruned in the pruning process, and the pruned shrubs have attractive appearance. After the trimming is finished, the operator can push the push handle 16 to rotate the rotating wheel 17, so that the position of the trimming device is moved.

The shrub trimming device solves the problems that the existing shrub trimming device can only trim shrubs with single height and is small in equipment application range.

Example 2

As shown in fig. 3 and 4, the bush pruning device comprises a base 1 which is transversely arranged, two support shafts which are arranged in parallel are welded at the bottom end of the base 1, and rotating wheels 17 are rotatably connected at two ends of each support shaft. The rigid coupling has two support cylinder 8 on the base 1, and the equal rigid coupling in top of two support cylinder 8's piston rod has horizontal layer board, and the top rigid coupling of two layer boards has the same supporting seat 2 that transversely sets up. Set up the spout of horizontal bar poroid on the supporting seat 2, and the spout runs through the supporting seat 2 setting, and sliding connection has backup pad 4 in the spout.

As shown in fig. 4, connecting plates are integrally formed at both ends of the supporting plate 4, a vertical bidirectional screw rod 5 is rotatably connected between the two connecting plates, two thread sections of the bidirectional screw rod 5 are respectively sleeved with thread blocks 6 in threaded connection therewith, the thread blocks 6 are vertically and slidably connected to the supporting plate 4, so that the thread blocks 6 can slide up and down along the supporting plate 4, and the thread blocks 6 can be respectively in threaded connection with a trimming knife 7, wherein the trimming knife 7 in the embodiment is an electric trimming knife 7. The upper and lower both ends of backup pad 4 all the rigid coupling have circular-arc baffle 20, and baffle 20 can be used to stop the bush of pruning down, avoids its splash. The left end of the supporting seat 2 is fixedly connected with a pushing cylinder 21, and a piston rod 9 of the pushing cylinder 21 is fixedly connected to the left side wall of the supporting plate 4.

Horizontal sliding connection has the operation panel of vertical setting on two base 1 between the support cylinder 8, the rigid coupling has the connecting rod of L shape between operation panel and the backup pad 4, make the operation panel can be along with backup pad synchronous motion, it is connected with operation panel 11 to rotate on the operation panel, 11 outer fringe circumference equipartition rigid couplings of operation panel have a plurality of teeth, the eccentric position of operation panel 11 rotates and is connected with the handle, the coaxial rigid coupling in middle part of two-way lead screw 5 has carousel 12, the outer fringe of carousel 12 also circumference equipartition rigid coupling has a plurality of teeth, parallel winding has drive belt 13 between carousel 12 and the operation panel 11, drive belt 13 in this embodiment is the drive belt 13 of chain formula, make carousel 12 and operation panel 11 can be under the drive of drive belt 13 syntropy rotate, because the setting of spout on the supporting seat 2, make supporting seat 2 can provide accommodation space for.

One end (left end) of the base 1 far away from the supporting cylinder 8 is welded with a weight box 15, the weight box 15 is fixedly connected with a push handle 16, and the base 1 is fixed with a motor for supplying power to the pruning knife 7 and the operating rod 3.

In particular use, the position of the trimming blade 7 is first adjusted according to the height of the bush to be trimmed. When the bush to be trimmed is high, the piston rods 9 are controlled to move upwards through the supporting air cylinders 8, the two piston rods 9 push the supporting seat 2 upwards, the supporting seat 2 moves upwards, and the supporting plate 4 and the trimming knife 7 are driven to move upwards. The support plate 4 is then pushed to the right by the push cylinder 21 so that the support plate 4 slides to the right along the support base 2 to a designated position and finally the trimming blade 7 is positioned at the tip of the bush to be trimmed.

And then the supporting cylinder 8 controls the piston rod 9 to move downwards to drive the supporting seat 2 and the trimming shears 7 to move downwards, and the trimming shears 7 can trim shrubs from top to bottom in the downward moving process. In the process that the pruning knife 7 prunes shrubs from top to bottom, an operator can rotate the operation disk 11 at any time to adjust the distance between the two pruning knives 7 (the operation disk 11 can be not rotated, depending on the actual situation of the field), so that when the pruning knife 7 prunes shrubs from top to bottom, the shrubs are pruned into different shapes, and the diversity of shrub pruning shapes is increased. Because the two pruning shears 7 are respectively in threaded connection with the two threaded parts of the bidirectional screw rod 5, the two pruning shears 7 have equal moving distances along the bidirectional screw rod 5 in the rotation process of the bidirectional screw rod 5, so that the two sides of shrubs can be symmetrically pruned in the pruning process, and the pruned shrubs have attractive appearance. After the trimming is finished, the operator can push the push handle 16 to rotate the rotating wheel 17, so that the position of the trimming device is moved.

In the shrub trimming process, as the trimming knife 7 rotates rapidly, trimmed shrubs can splash outwards in the trimming process, the baffles 20 at the two ends of the support plate 4 play a role in blocking at the moment, and the trimmed shrubs can be prevented from splashing to the outer side of the shrubs, so that the trimmed shrubs fall onto the ground in the shrubs, nutrients can be supplemented to the shrubs in the humus process, and the trimmed shrubs can be reused.

The above description is only an example of the present invention, and the detailed technical solutions and/or characteristics known in the solutions are not described too much here. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. A bush trimming means which characterized in that: including the base, the rigid coupling has a supporting seat on the base, rotates on the supporting seat to be connected with telescopic action bars, and the one end rigid coupling that the supporting seat was kept away from to the action bars has a backup pad, rotates in the backup pad to be connected with two-way lead screw, overlaps respectively on two screw thread sections of two-way lead screw to be equipped with threaded connection's the thread piece with it, thread piece sliding connection is in the backup pad, and all can dismantle on the thread piece and be connected with the pruning sword.

2. A brush pruning device according to claim 1, wherein: still the rigid coupling has the support cylinder that is used for supporting the action bars on the base, is connected with movable assembly between the top of support cylinder and the action bars.

3. A brush pruning device according to claim 2, wherein: the last rigid coupling of action bars has the connecting rod, and the one end that the action bars was kept away from to the connecting rod rotates and is connected with the operation panel, the coaxial rigid coupling in middle part of two-way lead screw has the carousel, is connected with the drive belt between carousel and the operation panel.

4. A brush pruning device according to claim 3, wherein: all be equipped with the trough of belt that is used for holding the drive belt on operation board and the carousel, set up the recess that is used for holding the drive belt in the backup pad.

5. A bush trimming apparatus according to claim 4 wherein: and one end of the base, which is far away from the supporting cylinder, is fixedly connected with a weight box, and the weight box is fixedly connected with a pushing handle.

6. A bush trimming apparatus according to claim 5 wherein: the bottom rigid coupling of base has two parallel arrangement's back shaft, and the both ends of back shaft all rotate and are connected with the runner.

7. A bush trimming apparatus according to claim 6 wherein: the movable assembly comprises a slide fixedly connected to the side wall of the operating rod, a slide block is connected to the slide in a sliding mode, and one end, far away from the slide, of the slide block is hinged to the top end of the piston rod.

8. A bush trimming apparatus according to claim 7 wherein: the both ends of backup pad all the rigid coupling have the baffle.

9. A brush pruning device according to claim 8, wherein: the baffle is arc-shaped.

10. A brush pruning device according to claim 9, wherein: the eccentric position of the operating panel is rotatably connected with a handle.