CN214316335U

CN214316335U - Pruning shears with telescopic positioning mechanism

Info

Publication number: CN214316335U
Application number: CN202120515434.0U
Authority: CN
Inventors: 王军宁
Original assignee: Zhejiang Dinuo Industry And Trade Co ltd
Current assignee: Zhejiang Dinuo Industry And Trade Co ltd
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-10-01
Anticipated expiration: 2031-03-11

Abstract

The utility model provides a pruning scissors of flexible positioning mechanism in area, include: the telescopic positioning mechanism comprises a first telescopic rod and a second telescopic rod, and the first telescopic rod is sleeved on the inner side of the second telescopic rod in a sliding manner; the telescopic positioning mechanism further comprises a positioning pin and a positioning hole correspondingly clamped with the positioning pin, the positioning pin is arranged on the second telescopic rod, the positioning hole is arranged on the first telescopic rod, the second telescopic rod is provided with a button, one end of the positioning pin is hinged to the button, and an elastic reset piece is arranged on one side of the button. The pruning shears with the telescopic positioning mechanism of the utility model have simple structure and low production cost; the telescopic positioning mechanism is arranged, the height of the handle can be adjusted according to requirements, the adjustment is convenient, and the pruning of branches is convenient; the displacement is not easy to occur after the positioning, and the use is reliable.

Description

Pruning shears with telescopic positioning mechanism

Technical Field

The utility model relates to a garden equipment, in particular to pruning scissors with a telescopic positioning mechanism.

Background

Can use various trees and flowers in the garden engineering often, people's life has been got ready to these plants, operational environment, and can also play air-purifying's effect, and plants such as trees are at the growth in-process, need tailor some organs, dredge except or other processing, in order to promote its growth or moulding, above-mentioned organ includes the bud, do, branch, leaf, flower, fruit, root etc., gardens maintainer often uses pruning scissors to accomplish above-mentioned work, the structure of pruning scissors includes two long swing arms, the two rotates through the hinge and installs together, the one end of two long swing arms is used for gripping of staff, two shear blades are made respectively to the other end of two long swing arms. With the development and progress of science and technology, pruning scissors have a plurality of working modes such as manual operation, pneumatic operation and electric operation.

Some existing pruning shears are generally fixed and cannot be lengthened by a handle, when branches higher than the ground need to be pruned, the pruning shears with long handles need to be replaced to work, or people stand on a ladder to prune, and the operation is very inconvenient and unsafe. Carry multiple instrument very troublesome, the risk of losing the instrument in addition simultaneously, long handle pruning scissors occupation space is bigger when carrying simultaneously, carries inconvenience inadequately, so the device that urgently needs is solved above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The technical problem to be solved by the utility model is to provide a pair of pruning shears with a telescopic positioning mechanism, which has simple structure and low production cost; the telescopic positioning mechanism is arranged, the height of the handle can be adjusted according to requirements, and the adjustment is convenient; the displacement is not easy to occur after the positioning, and the use is reliable.

(II) technical scheme

In order to solve the technical problem, the utility model provides a pruning scissors of flexible positioning mechanism in area, include: the telescopic positioning mechanism comprises a first telescopic rod and a second telescopic rod, and the first telescopic rod is sleeved on the inner side of the second telescopic rod in a sliding manner; the telescopic positioning mechanism further comprises a positioning pin and a positioning hole correspondingly clamped with the positioning pin, the positioning pin is arranged on the second telescopic rod, the positioning hole is arranged on the first telescopic rod, the second telescopic rod is provided with a key, one end of the positioning pin is hinged to the key, and one side of the key is provided with an elastic reset piece; during adjustment, the positioning pin is driven to be separated from the positioning hole by pressing the key, and the first telescopic rod can slide up and down relative to the second telescopic rod; and adjusting to a proper position in a sliding manner, loosening the key, resetting the key under the action of the elastic resetting piece, and driving the positioning pin to be clamped into the corresponding positioning hole again for positioning. The pruning shears with the telescopic positioning mechanism of the utility model have the advantages that the handle is provided with the anti-skid groove, and the anti-skid effect is good; the structure is simple, and the production cost is low; the telescopic positioning mechanism is arranged, the height of the handle can be adjusted according to requirements, the adjustment is convenient, the pruning of branches is convenient, the displacement is not easy to occur after the positioning, and the use is reliable; when the first telescopic rod slides upwards to the highest position, the upper end of the limiting sleeve abuts against the lower end of the limiting bulge to limit, the first telescopic rod is prevented from being separated from the second telescopic rod upwards by mistake, and the use is reliable; the elastic reset piece is a spring, so that the reset is rapid and the use cost is low; one end of the elastic reset piece is sleeved on the mounting guide pillar, and the other end of the elastic reset piece falls into the annular bulge for limiting; the elastic reset piece is more stably installed; the surface of the pressing part is provided with a plurality of anti-skid protrusions which are rectangular, so that the anti-skid effect is good.

Furthermore, an installation shell is arranged at the upper end part of the second telescopic rod, and the key is hinged to the installation shell. The key is hinged to the mounting shell through a hinge rod, and the mounting shell is provided with a mounting groove for mounting the key; when the positioning pin is used, one end of the key is pressed down, so that the key rotates around the hinge rod and drives the positioning pin to be separated from the positioning hole.

Furthermore, the second telescopic rod is provided with a through groove corresponding to the positioning pin, and one end of the positioning pin penetrates through the through groove; when the positioning pin is used, one end of the positioning pin penetrates through the through groove and is clamped with the positioning hole correspondingly for positioning, the clamping is stable, and the positioning pin is not easy to displace after being positioned.

Furthermore, a limiting bulge is arranged on the inner side of the upper end of the mounting shell, and a limiting sleeve corresponding to the limiting bulge is fixedly arranged at the lower end part of the first telescopic rod; when the first telescopic link upwards slides to the highest position, the upper end of the limiting sleeve is abutted against the lower end of the limiting protrusion for limiting, so that the first telescopic link is prevented from upwards separating from the second telescopic link by mistake, and the use is reliable.

Furthermore, a plurality of positioning holes are formed, and are distributed at equal intervals along the axial direction of the first telescopic rod; can be with according to the demand first telescopic link slide adjusting to suitable height to will the locating pin card is gone into to the locating hole that corresponds, convenient to use.

Furthermore, the key is provided with an installation guide post for installing the elastic reset piece, and the installation shell is provided with an annular bulge; one end of the elastic reset piece is sleeved on the mounting guide pillar, and the other end of the elastic reset piece falls into the annular bulge for limiting; the elastic reset piece is more stably installed.

Furthermore, one end of the positioning pin is provided with a hinge column, and the positioning pin is hinged to one side of the key through the hinge column, so that the use is convenient; the elastic reset piece is a spring, so that the reset is rapid and the use cost is low.

Furthermore, the button is equipped with presses the splenium, it is equipped with a plurality of anti-skidding archs to press splenium surface, anti-skidding arch is the rectangle, and anti-skidding is effectual.

Furthermore, the lower end of the second telescopic rod is provided with a handle, the handle is provided with an anti-skid groove, and the anti-skid effect is good.

(III) advantageous effects

The pruning shears with the telescopic positioning mechanism of the utility model have simple structure and low production cost; the telescopic positioning mechanism is arranged, the height of the handle can be adjusted according to requirements, the adjustment is convenient, the pruning of branches is convenient, the displacement is not easy to occur after the positioning, and the use is reliable; when the first telescopic rod slides upwards to the highest position, the upper end of the limiting sleeve abuts against the lower end of the limiting bulge to limit, the first telescopic rod is prevented from being separated from the second telescopic rod upwards by mistake, and the use is reliable; the elastic reset piece is a spring, so that the reset is rapid and the use cost is low; one end of the elastic reset piece is sleeved on the mounting guide pillar, and the other end of the elastic reset piece falls into the annular bulge for limiting; the elastic reset piece is more stably installed; the surface of the pressing part is provided with a plurality of anti-skid protrusions which are rectangular, so that the anti-skid effect is good; the handle is provided with the anti-skidding groove, and the anti-skidding effect is good.

Drawings

FIG. 1 is a schematic structural view of a pruning shear with a retractable positioning mechanism according to the present invention;

FIG. 2 is a cross-sectional view of a pair of pruning shears with a telescopic positioning mechanism according to the present invention;

FIG. 3 is a schematic structural view of a first telescopic rod of the pruning shears with a telescopic positioning mechanism according to the present invention;

FIG. 4 is a schematic structural view of a second telescopic rod of the pruning shears with a telescopic positioning mechanism according to the present invention;

FIG. 5 is a schematic structural view of a pruning shear mounting housing with a telescopic positioning mechanism according to the present invention;

FIG. 6 is a perspective view of a pruning shear button with a telescopic positioning mechanism according to the present invention;

FIG. 7 is a schematic view of the structure of a pruning shear button with a telescopic positioning mechanism according to the present invention;

FIG. 8 is a schematic structural view of a positioning pin of a pruning shear with a telescopic positioning mechanism according to the present invention;

wherein: 101 is the tool bit, 102 is the handle of a knife, 201 is first telescopic link, 202 is the second telescopic link, 203 is logical groove, 204 is the stop collar, 3 is the locating pin, 301 is the hinge post, 4 is the locating hole, 5 is the button, 501 is the elasticity piece that resets, 502 is the pressing part, 503 is the non-slip raised, 504 is the installation guide pillar, 6 is the installation casing, 601 is the mounting groove, 602 is the stop raised, 603 is the annular raised, 7 is the hinge rod, 8 is the handle, 801 is the non-slip groove.

Detailed Description

Referring to fig. 1-8, the utility model provides a pruning scissors with telescopic positioning mechanism, which comprises: the tool bit 101 and the two tool handles 102, the lower end of the tool handle 102 is provided with a telescopic positioning mechanism, the telescopic positioning mechanism comprises a first telescopic rod 201 and a second telescopic rod 202, and the tool handles 102 are inserted into the upper end of the first telescopic rod 201; the first telescopic rod 201 is slidably sleeved on the inner side of the second telescopic rod 202; the telescopic positioning mechanism further comprises a positioning pin 3 and a positioning hole 4 correspondingly clamped with the positioning pin 3, the positioning pin 3 is arranged on the second telescopic rod 202, the positioning hole 4 is arranged on the first telescopic rod 201, the second telescopic rod 202 is provided with a button 5, one end of the positioning pin 3 is hinged on the button 5, and one side of the button 5 is provided with an elastic reset piece 501; during adjustment, the positioning pin 3 is driven to be separated from the positioning hole 4 by pressing the key 5, and at the moment, the first telescopic rod 201 can slide up and down relative to the second telescopic rod 202; the sliding adjustment is carried out to a proper position, the key 5 is loosened, the key 5 is reset under the action of the elastic reset piece 501, and the positioning pin 3 is driven to be clamped into the corresponding positioning hole 4 again for positioning. The pruning shears with the telescopic positioning mechanism of the utility model have the advantages that the plurality of anti-skid protrusions are arranged on the surface of the pressing part, and the anti-skid protrusions are rectangular, so that the anti-skid effect is good; the handle is provided with the anti-skid groove, so that the anti-skid effect is good; the structure is simple, and the production cost is low; the telescopic positioning mechanism is arranged, the height of the handle can be adjusted according to requirements, the adjustment is convenient, the pruning of branches is convenient, the displacement is not easy to occur after the positioning, and the use is reliable; when the first telescopic rod slides upwards to the highest position, the upper end of the limiting sleeve abuts against the lower end of the limiting bulge to limit, the first telescopic rod is prevented from being separated from the second telescopic rod upwards by mistake, and the use is reliable; the elastic reset piece is a spring, so that the reset is rapid and the use cost is low; one end of the elastic reset piece is sleeved on the mounting guide pillar, and the other end of the elastic reset piece falls into the annular bulge for limiting; the elastic reset piece is more stably installed.

Referring to fig. 1, 2 and 5, the upper end of the second telescopic rod 202 is provided with a mounting housing 6, and the button 5 is hinged on the mounting housing 6. The key 5 is hinged on the mounting shell 6 through a hinge rod 7, and the mounting shell 6 is provided with a mounting groove 601 for mounting the key 5; during the use, press button 5 one end for button 5 rotates and drives locating pin 3 and breaks away from locating hole 4 around hinge rod 7.

Referring to fig. 1, 2 and 4, the second telescopic rod 202 is provided with a through groove 203 corresponding to the positioning pin 3, and one end of the positioning pin 3 penetrates through the through groove 203; when the positioning pin is used, one end of the positioning pin 3 penetrates through the through groove 203 and is clamped with the positioning hole 4 correspondingly, so that the clamping is stable, and the positioning pin is not easy to displace after being positioned.

Referring to fig. 1 to 3, a limiting protrusion 602 is disposed on the inner side of the upper end of the mounting housing 6, and a limiting sleeve 204 corresponding to the limiting protrusion 602 is fixedly disposed at the lower end of the first telescopic rod 201; when first telescopic link 201 upwards slides to the highest point, stop collar 204 upper end supports and leans on spacing protruding 602 lower extreme to carry on spacingly, prevents that first telescopic link 201 upwards to the mistake and breaks away from second telescopic link 202, uses reliably.

Referring to fig. 1 and 3, a plurality of positioning holes 4 are provided, and the plurality of positioning holes 4 are distributed at equal intervals along the axial direction of the first telescopic rod 201; can slide first telescopic link 201 according to the demand and adjust to suitable height to in going into corresponding locating hole 4 with locating pin 3 card, convenient to use.

Referring to fig. 1, 2, 5 and 7, the key 5 is provided with a mounting guide pillar 504 for mounting the elastic reset piece 501, and the mounting housing 6 is provided with an annular protrusion 603; one end of the elastic reset piece 501 is sleeved on the mounting guide post 504, and the other end of the elastic reset piece 501 falls into the annular bulge 603 for limiting; the elastic reset piece 501 is more firmly installed.

Referring to fig. 1, 2 and 8, one end of the positioning pin 3 is provided with a hinge column 301, and the positioning pin 3 is hinged to one side of the key 5 through the hinge column 301, so that the use is convenient; the elastic reset piece 501 is a spring, so that the reset is rapid and the use cost is low.

Referring to fig. 1, 4 and 6, the key 5 is provided with a pressing portion 502, the surface of the pressing portion 502 is provided with a plurality of anti-slip protrusions 503, and the anti-slip protrusions 503 are rectangular, so that the anti-slip effect is good. The lower end of the second telescopic rod 202 is provided with a handle 8, the handle is provided with an anti-skid groove 801, and the anti-skid effect is good.

The pruning shears with the telescopic positioning mechanism of the utility model have the advantages that one end of the elastic reset piece is sleeved on the mounting guide pillar, the other end of the elastic reset piece falls into the annular bulge for limiting, and the elastic reset piece is more stably mounted; the surface of the pressing part is provided with a plurality of anti-skid protrusions which are rectangular, so that the anti-skid effect is good; the handle is provided with the anti-skid groove, so that the anti-skid effect is good; the structure is simple, and the production cost is low; the telescopic positioning mechanism is arranged, the height of the handle can be adjusted according to requirements, the adjustment is convenient, the pruning of branches is convenient, the displacement is not easy to occur after the positioning, and the use is reliable; when the first telescopic rod slides upwards to the highest position, the upper end of the limiting sleeve abuts against the lower end of the limiting bulge to limit, the first telescopic rod is prevented from being separated from the second telescopic rod upwards by mistake, and the use is reliable; the elastic reset piece is a spring, so that the reset is rapid and the use cost is low.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A pruning shear with a telescopic positioning mechanism comprises: the cutting tool comprises a cutting head (101) and two tool handles (102), and is characterized in that the lower ends of the tool handles (102) are provided with telescopic positioning mechanisms, each telescopic positioning mechanism comprises a first telescopic rod (201) and a second telescopic rod (202), and the first telescopic rods (201) are slidably sleeved on the inner sides of the second telescopic rods (202); the telescopic positioning mechanism further comprises a positioning pin (3) and a positioning hole (4) correspondingly clamped with the positioning pin (3), the positioning pin (3) is arranged on the second telescopic rod (202), the positioning hole (4) is arranged on the first telescopic rod (201), the second telescopic rod (202) is provided with a button (5), one end of the positioning pin (3) is hinged to the button (5), and one side of the button (5) is provided with an elastic reset piece (501); the key (5) is provided with a pressing part (502), and the surface of the pressing part (502) is provided with a plurality of anti-skid protrusions (503); during adjustment, the positioning pin (3) is driven to be separated from the positioning hole (4) by pressing the key (5).

2. The pruning shears with telescopic positioning mechanism according to claim 1, wherein the second telescopic rod (202) is provided with a mounting housing (6) at the upper end, and the button (5) is hinged on the mounting housing (6).

3. Pruning shears with telescopic positioning mechanism according to claim 2, characterized in that said push button (5) is hinged to said mounting housing (6) by means of a hinge rod (7), said mounting housing (6) being provided with a mounting slot (601) for mounting said push button (5).

4. The pruning shears with the telescopic positioning mechanism according to claim 1, wherein the second telescopic rod (202) is provided with a through slot (203) corresponding to the positioning pin (3), and one end of the positioning pin (3) penetrates through the through slot (203).

5. The pruning shears with the telescopic positioning mechanism according to claim 2, wherein a limiting protrusion (602) is arranged on the inner side of the upper end of the mounting shell (6), and a limiting sleeve (204) corresponding to the limiting protrusion (602) is fixedly arranged at the lower end of the first telescopic rod (201); when the first telescopic rod (201) slides upwards to the highest position, the upper end of the limiting sleeve (204) abuts against the lower end of the limiting protrusion (602) for limiting.

6. The pruning shears with the telescopic positioning mechanism according to claim 1, wherein the positioning holes (4) are provided in plurality, and the positioning holes (4) are distributed at equal intervals along the axial direction of the first telescopic rod (201).

7. The pruning shears with telescopic positioning mechanism according to claim 2, wherein the push button (5) is provided with a mounting guide post (504) for mounting the elastic return member (501), and the mounting housing (6) is provided with an annular protrusion (603); one end of the elastic reset piece (501) is sleeved on the mounting guide post (504), and the other end of the elastic reset piece (501) falls into the annular bulge (603) for limiting.

8. The pruning shears with the telescopic positioning mechanism according to claim 1, wherein the positioning pin (3) is provided with a hinge post (301), and the positioning pin (3) is hinged on one side of the button (5) through the hinge post (301); the elastic reset piece (501) is a spring.

9. The pruning shears with telescopic positioning mechanism according to claim 1, wherein the anti-slip protrusions (503) are rectangular.

10. The pruning shears with telescopic positioning mechanism according to claim 1, wherein the lower end of the second telescopic rod (202) is provided with a handle (8), and the handle is provided with an anti-skid groove (801).