CN211020136U

CN211020136U - Garden shears

Info

Publication number: CN211020136U
Application number: CN201921921444.3U
Authority: CN
Inventors: 王秋燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-07-17
Anticipated expiration: 2029-11-08

Abstract

The utility model discloses a garden shears in the garden technical field, which comprises a tool bit, an upper blade, a lower blade and a handle, wherein a circular groove is arranged between the upper blade and the lower blade, a gear is arranged in the circular groove, the shaft center of the gear is fixedly connected with a cutting motor, the left end and the right end of the cutting motor on the front end surface of the gear are both rotatably connected with a rotating shaft, two rotating shafts are both rotatably connected with a moving block, a fixed block is arranged at the central part between the two moving blocks, the fixed block is connected with the two moving blocks through a spring, the two moving blocks and the fixed block are both sheathed on a horizontally arranged lead screw, one end of the lead screw is connected with the side wall of the upper blade through a bearing, the other end of the lead screw is fixedly connected with a rotating drum, the garden shears not only retains the advantages of small and exquisite flexibility of the common garden shears, but also can rapidly cut thicker branches through, time and labor are saved, and the gear can freely extend into the knife body, thereby being beneficial to the safety of personnel.

Description

Garden shears

Technical Field

The utility model relates to a gardens technical field specifically is a gardens are cut.

Background

Shrubs refer to trees which do not have obvious trunks and are in a bushy state and are short, such as peonies, salix psammophila, Chinese roses and the like, garden shears are used for garden art, garden maintenance is conducted, flowering branches and leaves are trimmed, healthy growth is kept, a garden attractive atmosphere is created, some shrub branches are touched frequently in the trimming process, the branches are thick and difficult to cut, but the use of an electric saw is too troublesome, the replacement of a cutter is very inconvenient, meanwhile, the work labor intensity of garden workers is greatly enhanced when ordinary garden shears are used for trimming thick shrub branches for a long time, and the situations of hand cramping, muscle strain and the like are caused, and therefore the garden shears are provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gardens are cut to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a pair of garden shears comprises a cutter head, wherein the cutter head is divided into two symmetrical blades which are vertically connected, the two blades are respectively and fixedly connected with a lower cutter body and an upper cutter body, the lower cutter body and the upper cutter body are fixedly connected with a cutter handle through a rotating shaft, the outer wall of the cutter handle is sleeved with a sheath, a circular groove is formed between the upper cutter body and the lower cutter body, a gear is arranged in the circular groove, the gear is vertically arranged, the front side and the rear side of the gear are smooth planes, the shaft center of the gear is fixedly connected with a cutting motor, the left end and the right end of the cutting motor are rotatably connected with the rotating shaft, the two rotating shafts are rotatably connected with moving blocks, a fixed block is arranged in the center between the two moving blocks, the two moving blocks are symmetrically arranged by taking the fixed block as the center, the fixed block is welded on the inner wall at the top end of the upper cutter body through a connecting rod, the fixed block, the two moving blocks and the fixed block are sleeved on a horizontally arranged screw rod, one end of the screw rod is connected with the side wall of the upper knife body through a bearing, the other end of the screw rod is fixedly connected with a rotary drum, and the rotary drum penetrates through the side wall of the left end of the upper knife body to extend to the outside and is fixed through a fastener.

Further, the hilt includes the sleeve, telescopic right side sets up extends a section of thick bamboo, the sleeve just is carved with the internal thread with the inner wall cavity that extends a section of thick bamboo, all set up the connecting block that matches each other with it in sleeve and the extension section of thick bamboo, two the external screw thread has all been carved with to the outer wall of connecting block, and the external screw thread of two connecting blocks matches each other, two with the internal thread of sleeve and extension section of thick bamboo respectively through horizontally extension rod fixed connection between the connecting block.

Furthermore, the fastener comprises fixed cover and bolt, cup joints the rotary drum in the fixed cover, and the lateral wall and the bolt of rotary drum extrude each other, and the bolt passes fixed cover and links to each other with the external world.

Furthermore, a spring is arranged between the two upper and lower knife handles and is vertically arranged, and two ends of the spring are respectively connected with the upper and lower sides of the two knife handles.

Further, the sheath is a rubber sheath, and the sheath is sleeved on the outer wall of the hilt through an adhesive.

Further, the cutting motor passes through the connection of electric lines battery, and the battery is installed on the waistband, sets up the magic subsides on the waistband.

Compared with the prior art, the beneficial effects of the utility model are that: drive gear through the cutting motor and rotate, can very conveniently prune a little thicker branch, compare in original pure manual pruning, can save more strength, when need not use, through rotating the rotary drum, drive the lead screw and rotate, the cooperation moves piece and pivot, can very conveniently with the gear in taking in the blade, prevent that the gear from causing the injury to personnel, the length of hilt is adjustable, can be convenient for prune higher bush branch.

Drawings

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

Fig. 2 is a schematic view of the structure of the knife handle of the present invention.

In the figure: 1. a cutter head; 2. a lower blade body; 3. an upper blade body; 4. a hilt; 41. a sleeve; 42. connecting blocks; 43. an extension rod; 44. an extension cylinder; 5. cutting the motor; 6. a rotating shaft; 7. moving the block; 8. a spring; 9. a fixed block; 10. a screw rod; 11. a rotating drum; 12. a fastener; 13. a circular groove; 14. a gear; 15. a sheath.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a pair of garden shears comprises a cutter head 1, wherein the cutter head 1 is divided into an upper cutter body and a lower cutter body, the upper cutter body 2 and the lower cutter body 2 are symmetrical, the two cutter bodies are respectively fixedly connected with a lower cutter body 2 and an upper cutter body 3, the inner parts of the upper cutter body 3 and the lower cutter body 2 are hollow, the lower cutter body 2 and the upper cutter body 3 are both fixedly connected with a cutter handle 4 through a rotating shaft, the outer wall of the cutter handle 4 is sleeved with a sheath 15, a circular groove 13 is formed between the upper cutter body 3 and the lower cutter body 2, the semicircular groove of the upper cutter body 3 and the semicircular groove of the lower cutter body 2 just form a circle, a gear 14 is arranged in the circular groove 13, a gear for cutting branches is arranged on the gear 14, the branches are positioned in the circular groove, the gear 14 rotates to cut the branches, the gear 14 is vertically arranged, the front side;

As shown in fig. 1: the front end face of the gear 14 is positioned at the left end and the right end of the cutting motor 5 and is rotatably connected with the rotating shafts 6, the two rotating shafts 6 are rotatably connected with the moving blocks 7, the fixed block 9 is arranged at the center between the two moving blocks 7, the two moving blocks 7 are symmetrically arranged by taking the fixed block 9 as the center, when the screw rod 10 rotates, the two moving blocks 7 can be simultaneously close to or simultaneously away from, the fixed block 9 is welded on the inner wall of the top end of the upper knife body 3 through a connecting rod, the fixed block 9 is connected with the two moving blocks 7 through a spring 8, the spring 8 is horizontally arranged and mainly has the function of preventing the overlarge rotation amplitude of the screw rod, hard collision is generated between the two moving blocks 7 and the fixed block 9, the two moving blocks 7 and the fixed block 9 are both sleeved on a horizontally arranged screw rod 10, the screw rod 10 is formed by welding two small screw rods which are symmetrical, the two moving blocks 7 can simultaneously approach or simultaneously depart from each other;

As shown in fig. 1: move and be carved with the internal thread that matches each other with lead screw 10 external screw thread on 7 inner walls, the one end of lead screw 10 passes through the bearing with the lateral wall of last blade 3 and is connected, its other end fixed connection rotary drum 11, and rotary drum 11 passes the left end lateral wall of last blade 3 and extends to the external world, and through fastener 12 activity fixed, sets up rotary drum 11 and mainly makes things convenient for staff's pairing rotation operation, is carved with the screw usually on the rotary drum 11, skids when preventing to rotate.

As shown in fig. 2, the hilt 4 includes a sleeve 41, an extension cylinder 44 is disposed on the right side of the sleeve 41, inner walls of the sleeve 41 and the extension cylinder 44 are hollow and are engraved with internal threads, connecting blocks 42 matched with the sleeve 41 and the extension cylinder 44 are disposed in the sleeve 41 and the extension cylinder 44, external threads are engraved on outer walls of the two connecting blocks 42, the external threads of the two connecting blocks 42 are respectively matched with the internal threads of the sleeve 41 and the extension cylinder 44, the two connecting blocks 42 are fixedly connected with each other through a horizontal extension rod 43, and the extension cylinder 44 and the sleeve 41 are sequentially rotated under the action of the threads to lengthen the distance of the hilt 4, so that an employee can trim branches at a high position conveniently;

In a specific embodiment of the scheme: the length of the extension rod 43 is 500 mm, wherein the length of the sleeve 41 is 250 mm, the length of the extension cylinder 44 is 250 mm, when extension is not needed, the extension rod 43 is completely sleeved in the sleeve 41 and the extension cylinder 44, the length of the whole knife handle 4 is 500 mm, the knife handle is suitable for being held by both hands of an adult, and when the extension rod 43 is stretched out through threads, the length of the whole knife handle 4 is close to 1000 mm, so that a higher branch in a shrub can be conveniently trimmed;

As shown in fig. 1, the fastening member 12 is composed of a fixing sleeve and a bolt, the fixing sleeve is sleeved with the rotary drum 11, the side wall of the rotary drum 11 is mutually extruded with the bolt, the bolt penetrates through the fixing sleeve to be connected with the outside, and the rotary drum 11 is fixed in the fixing sleeve by rotating the bolt, so that the rotation of the screw rod is favorably limited, and the gear displacement caused by the free rotation of the screw rod is prevented;

As shown in fig. 1, a spring is arranged between the two upper and lower knife holders 4, the spring is vertically arranged, two ends of the spring are respectively connected with the upper and lower sides of the two knife holders 4, and the spring is always in a stretching state in a normal state, so that the positions of the two gears 14 can be conveniently fixed, and the gears can be prevented from automatically stretching to cause injury to people;

As shown in fig. 1, the sheath 15 is a rubber sheath, the sheath 15 is sleeved on the outer wall of the handle 4 through an adhesive, and the sheath 15 can increase the friction force between the hand and the handle 4 to prevent slipping during trimming;

As shown in fig. 1, cutting motor 5 passes through the connection of electric lines battery, and the battery is installed on the waistband, sets up the magic subsides on the waistband, during the use, twines the waistband on the waist to it is fixed through the magic subsides, opens battery switch, and the battery is for cutting motor 5 provides power, through repeatedly carrying out charge-discharge to the battery, makes the cleaner environmental protection of device, and the flexibility is strong.

Example (b): when the cutting machine is used, the rotary drum 11 is rotated, the rotary drum 11 drives the screw rod 10 to rotate, threads are engraved on the inner walls of the two moving blocks 7, the screw rod 10 rotates, the moving blocks 7 can rotate through the action of the threads, the two moving blocks 7 are symmetrically arranged between the two moving blocks 7, so that the two moving blocks 7 can be close to each other or far away from each other under the rotation of the two small screw rods with opposite thread rotation, when the two moving blocks 7 are close to each other, the rotating shaft 6 is extruded, the rotating shaft 6 downwards extrudes the gear 14 to cause the gear 14 to be exposed from the upper cutter body 3, the power supply of the cutting motor 5 is started, the cutting motor 5 drives the gear 14 to rotate, thick branches are put into the circular groove 13, the operating cutter handle 4 is matched with the circular groove to enable the gear 14 to downwards cut the branches, thus the thick branches can be cut more simply and conveniently, the cutting machine is flexible and convenient, when the cutting machine is not used, prevent that it from producing the cut, when pruning the leaf, close the power, use tool bit 1 to prune the cutting to the leaf.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "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; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

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 garden shears, includes tool bit (1), its characterized in that: the utility model discloses a cutting tool, including tool bit (1), blade (2) and last blade (3) down, two blades are two upper and lower symmetries of being divided into, blade (2) and last blade (3) are all through pivot fixed connection handle (4) down respectively, the outer wall of handle (4) cup joints sheath (15), it has a circular recess (13) to open between last blade (3) and lower blade (2), set up gear (14) in circular recess (13), gear (14) set up perpendicularly, and both sides are glossy plane around it, the axle center fixed connection cutting motor (5) of gear (14), on gear (14) preceding terminal surface, lie in the left and right sides of cutting motor (5) and all rotate and connect pivot (6), two pivot (6) all rotate and connect and move piece (7), two move the central department between piece (7) and set up fixed block (9), two move piece (7) and use fixed block (9) to set up as central symmetry, fixed block (9) pass through the connecting rod welding on the top inner wall of last blade (3), fixed block (9) and two move between piece (7) and be connected through spring (8), two move piece (7) and fixed block (9) and all cup joint on lead screw (10) that a level was placed, the one end of lead screw (10) passes through the bearing with the lateral wall of last blade (3) and is connected, its other end fixed connection rotary drum (11), rotary drum (11) pass the left end lateral wall of last blade (3) and extend to the external world, and fixed through fastener (12).

2. The garden shears according to claim 1, wherein: the hilt (4) include sleeve (41), the right side of sleeve (41) sets up extends a section of thick bamboo (44), sleeve (41) and the inner wall cavity of extending a section of thick bamboo (44), and be carved with the internal thread, all set up in sleeve (41) and the extension section of thick bamboo (44) connecting block (42) that matches each other with it, two the external screw thread has all been carved with to the outer wall of connecting block (42), and the external screw thread of two connecting blocks (42) matches each other with the internal thread of sleeve (41) and extension section of thick bamboo (44) respectively, two through horizontally extension rod (43) fixed connection between connecting block (42).

3. The garden shears according to claim 1, wherein: the fastener (12) comprises a fixed sleeve and a bolt, the fixed sleeve is sleeved with the rotary drum (11), the side wall of the rotary drum (11) is extruded with the bolt, and the bolt penetrates through the fixed sleeve to be connected with the outside.

4. The garden shears according to claim 1, wherein: a spring is arranged between the two upper and lower hilts (4), the spring is vertically arranged, and two ends of the spring are respectively connected with the upper and lower sides of the two hilts (4).

5. The garden shears according to claim 1, wherein: the sheath (15) is a rubber sheath, and the sheath (15) is sleeved on the outer wall of the hilt (4) through adhesive.

6. A pair of garden shears according to claim 2, wherein: the cutting motor (5) is connected with the storage battery through an electric wire, the storage battery is installed on the waistband, and the waistband is provided with the magic tape.