CN112243719B

CN112243719B - Gardens nursing workstation with adjustable height

Info

Publication number: CN112243719B
Application number: CN202011110468.8A
Authority: CN
Inventors: 赵艳; 章高亮
Original assignee: Jiangxi Environmental Engineering Vocational College
Current assignee: Jiangxi Environmental Engineering Vocational College
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2022-06-14
Anticipated expiration: 2040-10-16
Also published as: CN112243719A

Abstract

The invention discloses a height-adjustable garden care workbench which comprises a workbench body, wherein one side of the workbench body is fixedly connected with an auxiliary plate, and the upper surface of the auxiliary plate is provided with a movable groove, and the height-adjustable garden care workbench has the beneficial effects that: according to the tree pruning machine, the clamping mechanism, the adjusting mechanism and the buffering mechanism are arranged, so that when thick branches are pruned, the branches can be supported, so that when the branches are pruned, the branches do not need to be supported by personnel on the workbench body, the labor intensity of the personnel is reduced, the influence of manual support on the cutting precision of the branches is avoided, the nursing effect of the trees is avoided, after the branches are separated from the trees, the branches are influenced by the dead weight of the branches, the branch attaching fixing rod sinks, the adjusting sleeve can be prevented from being in rigid contact with the auxiliary plate in the process that the buffering plate moves towards the bottom barrel, after the thick branches are pruned, the branches can be prevented from directly falling from the high altitude, and the danger caused by falling and injuring the personnel is avoided.

Description

Gardens nursing workstation with adjustable height

Technical Field

The invention relates to the technical field of a remote nursing workbench, in particular to a height-adjustable garden nursing workbench.

Background

Trees in the garden need nurse in the different growth periods of trees at the growth in-process, and the unnecessary branch of trees is pruned to common gardens nursing work content, and the gardens nursing workstation that highly can go up and down carries personnel to go up and down, and after reaching the height of trees branch, nurse trees.

At present, when gardens nursing work platform with adjustable among the prior art height was used, the personnel carried the back and rises to the height that needs pruned the branch and prune, when pruning comparatively stout branch, the direct high altitude tenesmus of branch causes danger easily, and the manual work is supporting the branch and is pruned, and intensity of labour is big, influences the cutting precision of branch, directly causes adverse effect to the nursing effect of trees.

Disclosure of Invention

The invention aims to provide a height-adjustable garden care workbench to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a height-adjustable garden nursing workbench comprises a workbench body, wherein one side of the workbench body is fixedly connected with an auxiliary plate, the upper surface of the auxiliary plate is provided with a movable groove, the inner part of the movable groove is connected with a protective shell in a sliding manner, one side of the protective shell is fixedly connected with a fixed rod, one end of the fixed rod, far away from the protective shell, extends to the position above the auxiliary plate, one end of the fixed rod, far away from the protective shell, is obliquely and upwards arranged, the outer side wall of the fixed rod is fixedly sleeved with an adjusting sleeve and a clamping sleeve, the clamping sleeve is positioned between the adjusting sleeve and the protective shell, an adjusting mechanism is arranged between the adjusting sleeve and the upper surface of the auxiliary plate, the inner part of the protective shell is in bolted connection with a motor, the inner part of the fixed rod is rotatably connected with a rotating rod, the output end of the motor is fixedly connected with the rotating rod through a coupler, and the transmission mechanisms are arranged in the clamping sleeve and the adjusting sleeve, the clamping mechanism is connected with the rotating rod, the clamping mechanisms are arranged on the outer side walls of the clamping sleeve and the adjusting sleeve and are connected with the rotating rod through the transmission mechanisms, the buffer mechanism is arranged between the bottom of the adjusting sleeve and the auxiliary plate, the binding auxiliary supporting mechanism is sleeved on the outer side wall of the fixing rod and is located between the clamping sleeve and the adjusting sleeve.

Preferably, adjustment mechanism includes pole setting, regulation pole, the lantern ring and gag lever post, the lantern ring rotates to cup joint on adjusting telescopic lateral wall, the one end and the lantern ring fixed connection of regulation pole, the bottom fixed connection of pole setting is at the upper surface of subplate, the top of pole setting rotates with the regulation pole to be connected, the top of gag lever post rotates with adjusting telescopic lateral wall to be connected, the bottom of gag lever post extends to the below of subplate, gag lever post and subplate sliding connection.

Preferably, buffer gear includes buffer board, buffer spring and end section of thick bamboo, buffer spring and buffer board all slide to cup joint on the lateral wall of gag lever post, the bottom of end section of thick bamboo and the last fixed surface of subplate are connected, buffer spring's bottom and subplate fixed connection, buffer spring is located between buffer board and the end section of thick bamboo, buffer board fixed connection is in the telescopic bottom of regulation.

Preferably, the clamping mechanisms comprise S-shaped meshing rings, hinged plates and meshing teeth, the bottom ends of the hinged plates in the two clamping mechanisms are fixedly connected with the adjusting sleeve and the clamping sleeve respectively, the number of the S-shaped meshing rings and the number of the hinged plates are two, the two S-shaped meshing rings are symmetrically arranged and located between the two hinged plates, the S-shaped meshing rings are rotatably connected with the hinged plates through rotating shafts, the two S-shaped meshing rings are movably hinged with the transmission mechanism, the meshing teeth are provided in plurality, and the meshing teeth are fixedly connected to the inner side walls of the upper half parts of the two S-shaped meshing rings respectively.

Preferably, the outer side walls of the two S-shaped occlusion rings are fixedly connected with limiting blocks.

Preferably, the transmission mechanism comprises a transmission groove, a first gear, a second gear, an external thread screw rod and an internal thread sleeve, the transmission groove is arranged on the side wall of the fixed rod, the first gear is fixedly sleeved on the rod wall of the rotating rod positioned in the transmission groove, the number two gears, the external thread screw rods and the internal thread sleeves are all provided with two gears, the two number two gears are meshed with the number one gear, the two number two gears are respectively fixedly connected with the two external thread screw rods, one end of the external thread screw rod, which is far away from the second gear, extends to the outside of the adjusting sleeve or the clamping sleeve, the external thread screw rods are rotatably connected with the fixed rod, the internal thread sleeves are positioned outside the adjusting sleeve or the clamping sleeve, the inner thread sleeve is sleeved on the outer side wall of the outer thread screw rod in a threaded manner, and one end, far away from the fixed rod, of the inner thread sleeve is movably hinged to the bottom end of the S-shaped occlusion ring.

Preferably, two relative inside walls of the movable groove are provided with limit sliding grooves, two equal sliding connections in the limit sliding grooves are provided with sliding blocks, and the sliding blocks are fixedly connected with the protective shell on the side close to each other.

Preferably, it includes spacing lantern ring, shifting board, ejector pin, external screw thread connecting cylinder, camber roof and jack to bind auxiliary stay mechanism, spacing lantern ring and jack all are provided with two, two the camber spout has all been seted up to the one side that the spacing lantern ring is close to mutually, the equal sliding connection in the inside of camber spout in both ends of shifting board, two the spacing lantern ring is all fixed to be cup jointed on the lateral wall of dead lever, the fixed cover of external screw thread connecting cylinder is connected on the lateral wall of ejector pin, the jack is seted up on the lateral wall that the dead lever is located between two spacing lantern rings, the one end joint that camber roof was kept away from to the ejector pin is in the inside of jack, the lateral wall of ejector pin passes through external screw thread connecting cylinder and shifting board threaded connection.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, by arranging the clamping mechanism, the adjusting mechanism and the buffer mechanism, when relatively thick branches are trimmed, the adjusting rod is pressed downwards, the inclination angle of the fixing rod can be adjusted, the branches are sleeved between the two S-shaped meshing rings in the clamping mechanism, the fixing rod is attached to the branches, the rotating rod rotates, the two S-shaped meshing rings in each clamping mechanism clamp the branches through the meshing teeth, and the branches can be supported, so that when the branches are trimmed, the support of personnel on the worktable body is not needed, the labor intensity of the personnel is reduced, the influence on the cutting accuracy of the branches due to manual support is avoided, the influence on the nursing effect of the trees is avoided, after the branches are separated from the trees, the branches are attached to the fixing rod and sink, the adjusting sleeve can be prevented from being in rigid contact with the auxiliary plate in the process that the buffer plate moves towards the bottom cylinder, after the trimming of the thick branches is finished, the tree branches can be prevented from directly falling from the high altitude, and the danger caused by injury of people due to falling is avoided;

bind supplementary supporting mechanism through the setting, when binding the processing to the twill that need not to prune, twist and move the ejector pin, make external screw thread connecting cylinder and shift plate separation, make the ejector pin break away from the jack at original place, and stir the ejector pin, make the ejector pin drive the shift plate and slide through the arc spout between two spacing lantern rings, and insert the inside of jack with the ejector pin, make the cavity inner wall of arc roof upwards and aim at the below of twill, when pushing down and driving the dead lever rebound, can upwards promote the twill through the arc roof and laminate with comparatively sturdy branch, when staff binded the twill on main branch this moment, can the laminating of auxiliary stay twill and branch, be convenient for the staff to bind the twill on the branch, and easy operation, high durability and convenient use.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic diagram of a right-view structure of the present invention;

FIG. 3 is a schematic view of the connection structure of the transmission mechanism and the clamping mechanism according to the present invention;

FIG. 4 is a schematic view of the internal structure of the protective case of the present invention;

fig. 5 is a schematic structural view of the binding auxiliary supporting mechanism of the present invention.

In the figure:

1. a table body;

2. a sub-board; 21. a movable groove; 22. fixing the rod; 23. a protective shell; 24. a motor; 25. a rotating rod; 26. a limiting chute; 27. a slider;

3. an adjustment sleeve; 31. a clamping sleeve;

4. a clamping mechanism; 41. an S-shaped occlusion ring; 42. a hinge plate; 43. biting teeth; 44. a limiting block;

5. a transmission mechanism; 51. a transmission groove; 52. a first gear; 53. a second gear; 54. an external thread screw rod; 55. an internally threaded sleeve;

6. an adjustment mechanism; 61. erecting a rod; 62. adjusting a rod; 63. a collar; 64. a limiting rod;

7. a buffer mechanism; 71. a buffer plate; 72. a buffer spring; 73. a bottom cylinder;

8. binding an auxiliary supporting mechanism; 81. a limiting lantern ring; 82. an arc-shaped chute; 83. a shifting plate; 84. a top rod; 85. an externally threaded connecting cylinder; 86. an arc-shaped top plate; 87. and (4) inserting the jack.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a height-adjustable garden care workbench comprises a workbench body 1, wherein one side of the workbench body 1 is fixedly connected with an auxiliary plate 2, the upper surface of the auxiliary plate 2 is provided with a movable groove 21, the inside of the movable groove 21 is slidably connected with a protective shell 23, one side of the protective shell 23 is fixedly connected with a fixed rod 22, one end of the fixed rod 22, far away from the protective shell 23, extends to the upper part of the auxiliary plate 2, one end of the fixed rod 22, far away from the protective shell 23, is obliquely and upwards arranged, the outer side wall of the fixed rod 22 is fixedly sleeved with an adjusting sleeve 3 and a clamping sleeve 31, the clamping sleeve 31 is positioned between the adjusting sleeve 3 and the protective shell 23, an adjusting mechanism 6 is arranged between the adjusting sleeve 3 and the upper surface of the auxiliary plate 2, the inside of the protective shell 23 is in bolted connection with a motor 24, and the inside of the fixed rod 22 is rotatably connected with a rotating rod 25, the output of motor 24 passes through shaft coupling and bull stick 25 fixed connection, the inside of centre gripping sleeve 31 and adjusting sleeve 3 all is provided with drive mechanism 5, drive mechanism 5 is connected with bull stick 25, all be provided with fixture 4 on the lateral wall of centre gripping sleeve 31 and adjusting sleeve 3, fixture 4 all is connected with bull stick 25 through drive mechanism 5, be provided with buffer gear 7 between the bottom of adjusting sleeve 3 and subplate 2, the cover is equipped with on the lateral wall of dead lever 22 and bindes auxiliary stay mechanism 8, it is located between centre gripping sleeve 31 and the adjusting sleeve 3 to bind auxiliary stay mechanism 8.

The adjusting mechanism 6 comprises a vertical rod 61, an adjusting rod 62, a sleeve ring 63 and a limiting rod 64, the sleeve ring 63 is rotatably sleeved on the outer side wall of the adjusting sleeve 3, one end of the adjusting rod 62 is fixedly connected with the sleeve ring 63, the bottom end of the vertical rod 61 is fixedly connected with the upper surface of the auxiliary plate 2, the top end of the vertical rod 61 is rotatably connected with the adjusting rod 62, the top end of the limiting rod 64 is rotatably connected with the outer side wall of the adjusting sleeve 3, the bottom end of the limiting rod 64 extends to the lower part of the auxiliary plate 2, the limiting rod 64 is slidably connected with the auxiliary plate 2, the adjusting rod 62 is pressed downwards, as the top end of the vertical rod 61 is the fulcrum of the adjusting rod 62, the adjusting sleeve 3 can be directly pried to rise through the sleeve ring 63, the inclination angle of the fixing rod 22 is adjusted to be consistent with the growth direction of branches, so that the branches are sleeved between two S-shaped occlusion rings 41 in the clamping mechanism 4, the fixed rod 22 is attached to the branch.

Buffer gear 7 includes buffer board 71, buffer spring 72 and end section of thick bamboo 73, buffer spring 72 and buffer board 71 all slide to cup joint on the lateral wall of gag lever post 64, the bottom of end section of thick bamboo 73 is connected with the last fixed surface of subplate 2, buffer spring 72's bottom and subplate 2 fixed connection, buffer spring 72 is located between buffer board 71 and the end section of thick bamboo 73, buffer board 71 fixed connection is in the bottom of adjusting sleeve 3, and adjusting sleeve 3 descends through the centre gripping branch of fixture 4 centre gripping, and buffer board 71 is to the in-process that end section of thick bamboo 73 removed, and buffer spring 72 atress variant can absorb the impact force that buffer board 71 pushed down, prevents adjusting sleeve 3 and subplate 2 rigid contact.

The clamping mechanism 4 comprises S-shaped meshing rings 41, hinged plates 42 and meshing teeth 43, the bottom ends of the hinged plates 42 in the two clamping mechanisms 4 are fixedly connected with the adjusting sleeve 3 and the clamping sleeve 31 respectively, two S-shaped meshing rings 41 and the hinged plates 42 are arranged, the two S-shaped meshing rings 41 are symmetrically arranged, the two S-shaped meshing rings 41 are positioned between the two hinged plates 42, the S-shaped meshing rings 41 are rotatably connected with the hinged plates 42 through rotating shafts, the two S-shaped meshing rings 41 are movably hinged with the transmission mechanism 5, the meshing teeth 43 are provided with a plurality of teeth, the plurality of meshing teeth 43 are fixedly connected on the inner side walls of the upper half parts of the two S-shaped meshing rings 41 respectively, when the bottom ends of the two S-shaped meshing rings 41 move in the direction away from each other, the rotating positions of the two S-shaped meshing rings 41 are movably hinged with the hinged plates 42 through the rotating shafts, the two S-shaped gripping rings 41 in each gripping mechanism 4 together grip the tree limb by means of the teeth 43.

The outer side walls of the two S-shaped engaging rings 41 are fixedly connected with limiting blocks 44 to limit the distance between the top ends of the two S-shaped engaging rings 41, so that the moving distance of the internal thread sleeve 55 can be limited, and the internal thread sleeve 55 is prevented from slipping off the external thread screw rod 54.

The transmission mechanism 5 comprises a transmission groove 51, a first gear 52, a second gear 53, an external thread screw rod 54 and an internal thread sleeve 55, the transmission groove 51 is arranged on the side wall of the fixed rod 22, the first gear 52 is fixedly sleeved on the rod wall of the rotating rod 25 positioned in the transmission groove 51, the second gear 53, the external thread screw rod 54 and the internal thread sleeve 55 are respectively provided with two gears, the second gear 53 is meshed with the first gear 52, the two gears 53 are respectively fixedly connected with the two external thread screw rods 54, one end of the external thread screw rod 54 far away from the second gear 53 extends to the outside of the adjusting sleeve 3 or the clamping sleeve 31, the external thread screw rods 54 are respectively rotatably connected with the fixed rod 22, the internal thread sleeves 55 are positioned outside the adjusting sleeve 3 or the clamping sleeve 31, and the internal thread sleeves 55 are all sleeved on the outer side wall of the external thread screw rod 54, the end, far away from the fixed rod 22, of the internal thread sleeve 55 is movably hinged to the bottom end of the S-shaped meshing ring 41, so that the rotating rod 25 rotates, the two second gears 53 are meshed with the first gear 52 and drive the external thread lead screw 54 to rotate, and the end, far away from the fixed rod 22, of the internal thread sleeve 55 is movably hinged to the S-shaped meshing ring 41, so that the bottom end of the S-shaped meshing ring 41 can be fed in a spiral mode.

Spacing spout 26, two have all been seted up to two inside walls that activity groove 21 is relative the equal sliding connection in inside of spacing spout 26 has a sliding block 27, two one side that sliding block 27 is close to mutually all with protective housing 23 fixed connection, when adjusting the inclination of dead lever 22, protective housing 23 passes through sliding block 27 and spacing spout 26 and removes in the inside of activity groove 21.

Bind auxiliary stay mechanism 8 and include limit collar 81, shifting board 83, ejector pin 84, external screw thread connecting cylinder 85, camber roof 86 and jack 87, limit collar 81 and jack 87 all are provided with two, two camber spout 82 has all been seted up to one side that limit collar 81 is close to mutually, the equal sliding connection in camber spout 82's in both ends of shifting board 83 inside, two limit collar 81 all fixes cup jointing on the lateral wall of dead lever 22, external screw thread connecting cylinder 85 is fixed cup joints on the lateral wall of ejector pin 84, jack 87 is seted up on the lateral wall that dead lever 22 is located between two limit collar 81, the one end joint that camber roof 86 was kept away from to ejector pin 84 is in the inside of jack 87, the lateral wall of ejector pin 84 passes through external screw thread connecting cylinder 85 and shifting board 83 threaded connection.

When the pruning machine is used, the power supply is connected when the pruning machine is used, when thicker branches are pruned by arranging the clamping mechanism 4, the adjusting mechanism 6 and the buffer mechanism 7, the workbench body 1 is lifted to a proper height, the adjusting rod 62 is pressed downwards, the adjusting sleeve 3 can be directly pried to be lifted through the lantern ring 63 because the top end of the upright rod 61 is the fulcrum of the adjusting rod 62, the inclination angle of the fixed rod 22 is adjusted to be consistent with the growth direction of the branches, the branches are sleeved between the two S-shaped occlusion rings 41 in the clamping mechanism 4, the fixed rod 22 is attached to the branches, the motor 24 is started to enable the rotating rod 25 to rotate, the rotating rod 25 drives the first gear 52 to rotate, the two second gears 53 are meshed with the first gear 52 and both drive the external thread screw 54 to rotate, and one end of the internal thread sleeve 55 far away from the fixed rod 22 is movably hinged with the S-shaped occlusion rings 41, the bottom end of the S-shaped occlusion ring 41 can be fed in a spiral mode to move, the turning positions of the two S-shaped occlusion rings 41 are movably hinged with the hinged plate 42 through the rotating shaft, the two S-shaped occlusion rings 41 in each clamping mechanism 4 clamp branches together through the teeth 43, and the branches can be supported, so that when the branches are trimmed, the branches do not need to be supported by personnel on the workbench body 1, the labor intensity of the personnel is reduced, the influence of manual support on the cutting accuracy of the branches is avoided, the nursing effect of the trees is avoided, after the branches are separated from the trees, the branch attaching fixing rod 22 sinks under the influence of the dead weight of the branches, as the protective shell 23 is connected in the movable groove 21 in a sliding mode through the two sliding blocks 27, the adjusting sleeve 3 clamps the branches to descend through the clamping mechanisms 4, and the buffer plate 71 is deformed by force, the buffer spring 72 can absorb the downward pressing impact force of the buffer plate 71, the adjusting sleeve 3 is prevented from being in hard contact with the auxiliary plate 2, after thick branches are pruned, the branches can be prevented from directly falling from the high altitude, danger caused by falling and smashing personnel is avoided, through the arrangement of the binding auxiliary supporting mechanism 8, when thin branches which do not need to be pruned are bound, the ejector rod 84 is screwed, the external thread connecting cylinder 85 is separated from the shifting plate 83, the ejector rod 84 is separated from the original insertion hole 87, the ejector rod 84 is pulled, the ejector rod 84 drives the shifting plate 83 to slide between the two limiting lantern rings 81 through the arc-shaped sliding groove 82 and is inserted into the insertion hole 87, the hollow inner wall of the arc-shaped top plate 86 is upward and aligned to the lower part of the thin branches, when the adjusting rod 62 is pressed downwards to drive the fixing rod 22 to move upwards, the thin branches can be upwards pushed through the arc-shaped top plate 86 to be attached to the thick branches, and the workers can bind the thin branches on the main branches, the auxiliary support fine branch and the attaching of the branch can be realized, the working personnel can bind the fine branch on the branch conveniently, the operation is simple, and the use is convenient.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or as implying any number of indicated technical features, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a gardens nursing workstation with adjustable height, includes workstation body (1), its characterized in that: the workbench is characterized in that an auxiliary plate (2) is fixedly connected to one side of the workbench body (1), a movable groove (21) is formed in the upper surface of the auxiliary plate (2), a protective shell (23) is connected to the inner portion of the movable groove (21) in a sliding manner, a fixing rod (22) is fixedly connected to one side of the protective shell (23), one end, far away from the protective shell (23), of the fixing rod (22) extends to the upper portion of the auxiliary plate (2), one end, far away from the protective shell (23), of the fixing rod (22) is obliquely and upwards arranged, an adjusting sleeve (3) and a clamping sleeve (31) are fixedly sleeved on the outer side wall of the fixing rod (22), the clamping sleeve (31) is located between the adjusting sleeve (3) and the protective shell (23), an adjusting mechanism (6) is arranged between the adjusting sleeve (3) and the upper surface of the auxiliary plate (2), and a motor (24) is connected to the inner bolt of the protective shell (23), the inner part of the fixed rod (22) is rotatably connected with a rotating rod (25), the output end of a motor (24) is fixedly connected with the rotating rod (25) through a coupler, the inner parts of the clamping sleeve (31) and the adjusting sleeve (3) are respectively provided with a transmission mechanism (5), the transmission mechanism (5) is connected with the rotating rod (25), the outer side walls of the clamping sleeve (31) and the adjusting sleeve (3) are respectively provided with a clamping mechanism (4), the clamping mechanisms (4) are respectively connected with the rotating rod (25) through the transmission mechanisms (5), a buffer mechanism (7) is arranged between the bottom of the adjusting sleeve (3) and the subplate (2), the outer side wall of the fixed rod (22) is sleeved with a binding auxiliary supporting mechanism (8), and the binding auxiliary supporting mechanism (8) is positioned between the clamping sleeve (31) and the adjusting sleeve (3);

the adjusting mechanism (6) comprises a vertical rod (61), an adjusting rod (62), a sleeve ring (63) and a limiting rod (64), the sleeve ring (63) is rotatably sleeved on the outer side wall of the adjusting sleeve (3), one end of the adjusting rod (62) is fixedly connected with the sleeve ring (63), the bottom end of the vertical rod (61) is fixedly connected to the upper surface of the auxiliary plate (2), the top end of the vertical rod (61) is rotatably connected with the adjusting rod (62), the top end of the limiting rod (64) is rotatably connected with the outer side wall of the adjusting sleeve (3), the bottom end of the limiting rod (64) extends to the lower portion of the auxiliary plate (2), and the limiting rod (64) is slidably connected with the auxiliary plate (2);

the buffer mechanism (7) comprises a buffer plate (71), a buffer spring (72) and a bottom barrel (73), the buffer spring (72) and the buffer plate (71) are all sleeved on the outer side wall of the limiting rod (64) in a sliding mode, the bottom end of the bottom barrel (73) is fixedly connected with the upper surface of the auxiliary plate (2), the bottom end of the buffer spring (72) is fixedly connected with the auxiliary plate (2), the buffer spring (72) is located between the buffer plate (71) and the bottom barrel (73), and the buffer plate (71) is fixedly connected to the bottom of the adjusting sleeve (3);

the clamping mechanism (4) comprises S-shaped meshing rings (41), hinged plates (42) and meshing teeth (43), the bottom ends of the hinged plates (42) in the two clamping mechanisms (4) are fixedly connected with the adjusting sleeve (3) and the clamping sleeve (31) respectively, the S-shaped meshing rings (41) and the hinged plates (42) are respectively provided with two, the two S-shaped meshing rings (41) are symmetrically arranged, the two S-shaped meshing rings (41) are positioned between the two hinged plates (42), the S-shaped meshing rings (41) are rotatably connected with the hinged plates (42) through rotating shafts, the two S-shaped meshing rings (41) are movably hinged with the transmission mechanism (5), the meshing teeth (43) are provided with a plurality of numbers, and the plurality of meshing teeth (43) are fixedly connected to the upper half inner side walls of the two S-shaped meshing rings (41) respectively;

drive mechanism (5) includes drive groove (51), a gear (52), No. two gears (53), external screw thread lead screw (54) and internal thread sleeve (55), drive groove (51) are seted up on the lateral wall of dead lever (22), No. one gear (52) are fixed to cup joint on bull stick (25) are located the inside pole wall of drive groove (51), No. two gears (53), external screw thread lead screw (54) and internal thread sleeve (55) all are provided with two, two No. two gears (53) all are connected with a gear (52) meshing, two No. two gears (53) respectively with two external screw thread lead screw (54) fixed connection, the one end that No. two gears (53) were kept away from in external screw thread lead screw (54) all extends to the outside of adjusting sleeve (3) or centre gripping sleeve (31), external screw thread lead screw (54) all are connected with dead lever (22) rotation, the inner thread sleeves (55) are all positioned outside the adjusting sleeve (3) or the clamping sleeve (31), the inner thread sleeves (55) are all in threaded sleeve connection with the outer side wall of the outer thread screw rod (54), and one ends, far away from the fixing rod (22), of the inner thread sleeves (55) are all movably hinged with the bottom end of the S-shaped meshing ring (41);

the binding auxiliary supporting mechanism (8) comprises a limiting sleeve ring (81), a shifting plate (83), a push rod (84), an external thread connecting cylinder (85), an arc-shaped top plate (86) and a jack (87), wherein the limiting sleeve ring (81) and the jack (87) are respectively provided with two, the arc-shaped sliding grooves (82) are respectively formed in one side, close to the limiting sleeve ring (81), of each of the two limiting sleeve rings, the two ends of the shifting plate (83) are respectively connected to the inside of the arc-shaped sliding grooves (82) in a sliding manner, the two limiting sleeve rings (81) are respectively fixedly sleeved on the outer side wall of the fixing rod (22), the external thread connecting cylinder (85) is fixedly sleeved on the outer side wall of the push rod (84), the jack (87) is arranged on the outer side wall, located between the two limiting sleeve rings (81), of the push rod (84) far away from the arc-shaped top plate (86) is clamped in the jack (87), the outer side wall of the ejector rod (84) is in threaded connection with the shifting plate (83) through an external thread connecting cylinder (85).

2. The height-adjustable garden care workbench according to claim 1, characterized in that: the outer side walls of the two S-shaped occlusion rings (41) are fixedly connected with limit blocks (44).

3. The height-adjustable garden care workbench according to claim 1, characterized in that: spacing spout (26), two have all been seted up to two inside walls that activity groove (21) is relative the equal sliding connection in inside of spacing spout (26) has sliding block (27), two one side that sliding block (27) are close to mutually all with protective housing (23) fixed connection.