CN211573358U

CN211573358U - Ornamental trees and shrubs are pruned and are used portable ladder

Info

Publication number: CN211573358U
Application number: CN201921808959.2U
Authority: CN
Inventors: 王艳明
Original assignee: Yunhe Lujiaban Handicraft Business Department
Current assignee: Yunhe Lujiaban Handicraft Business Department
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-09-25
Anticipated expiration: 2029-10-25

Abstract

The utility model discloses a gardens are pruned and are used portable ladder, including first main ladder frame pole, first main ladder frame pole is equipped with two altogether, two first main ladder frame pole supports the bottom block through the articulated activity of lower tip fixed connection's first bearing pole, two the spout has all been seted up to the one side that first main ladder frame pole corresponds each other, be equipped with sliding connection's second main ladder frame pole in the spout, second main ladder frame pole upper end fixed connection has supplementary horizontal pole, the upper end of the articulated flexible bracing piece of second bearing pole of fixed connection is passed through to the one end of supplementary horizontal pole. A ornamental trees and shrubs prune and use portable ladder, through the frame pole that falls into a plurality of sliding connection with ladder frame pole, the horizontal pole of step becomes collapsible structure, the volume length change of being convenient for, the transportation is convenient to set up the activity and support the bottom block, supplementary horizontal pole, flexible bracing piece, step on piece and toper piece, prevent effectively that the ladder from rocking and toppling over, and slide backward.

Description

Ornamental trees and shrubs are pruned and are used portable ladder

Technical Field

The utility model relates to a ladder field, in particular to ornamental trees and shrubs are pruned and are used portable ladder.

Background

At present, in the building industry, the communication industry, the advertising industry, work such as unit's house demand, in the life, often use the ladder, because the high altitude construction more than three meters, the ladder landing often can appear, the phenomenon of side falling, cause the very big injury to constructor, lead to the wounded to bear huge misery, the domestic unit bears the economic loss that originally should avoid, public medical resources have been wasted again, gardens are pruned on the existing market and can not effectually carry out the reduction of length width with the ladder, inconvenient carrying transportation, and the clearance is less sometimes between ornamental trees, the ladder width is great, inconvenient placing, and current ladder is when ornamental trees are pruned, often lead to having people to help the support because of the unevenness on ground, prevent the ladder landing, human resources has been occupied, work efficiency reduces.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a gardens trees are pruned and are used portable ladder, can effectively solve the problem that the volume is not convenient for reduce to carry the transportation and ground is uneven needs other people to help the support among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a movable ladder for pruning garden trees comprises two first main ladder frame rods, wherein the two first main ladder frame rods are hinged with a movable supporting bottom block through a first bearing rod fixedly connected with the lower end part of each first main ladder frame rod, one corresponding surfaces of the two first main ladder frame rods are provided with sliding grooves, a second main ladder frame rod in sliding connection is arranged in each sliding groove, the upper end part of the second main ladder frame rod is fixedly connected with an auxiliary cross rod, one end of the auxiliary cross rod is hinged with the upper end of a telescopic supporting rod through a second bearing rod which is fixedly connected with the auxiliary cross rod, the lower end part of the telescopic supporting rod is fixedly connected with a supporting rod, the lower end part of the supporting rod is tightly provided with a stepping block, the lower end of the supporting rod is fixedly connected with a conical block, and the corresponding inner sides of the two first main ladder frame rods and the second main ladder frame rods are respectively and fixedly provided with a first cross rod and a second cross rod, the first cross rod is provided with a first cavity, and the second cross rod is connected with a limiting through hole formed in the lower end of the first cavity through a limiting block closely connected with the end part of the second cross rod.

Preferably, a second cavity is formed in one end of the second cross rod, and the limiting block is connected with the upper wall of the second cavity through a compression spring fixedly connected with one end face.

Preferably, the support rod is provided with a notch, and the treading block is placed in the notch.

Preferably, a plurality of anti-skid grooves are formed in the treading block.

Preferably, one end of the limiting block is arc-shaped.

Preferably, the telescopic supporting rod is composed of a plurality of loop bars with different diameters, and holes for inserting fixing bolts are formed in the upper portion and the lower portion of each loop bar.

Preferably, the lower end face of the movable supporting bottom block is fixedly provided with an anti-skid block.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, frame pole through falling into a plurality of sliding connection with ladder frame pole, and become collapsible structure with the horizontal pole of step on, make the ladder can prolong or shrink the volume, be convenient for transport, an supplementary horizontal pole of upper end fixed connection at ladder frame pole, and through the articulated flexible bracing piece of bearing pole of fixed connection on the supplementary horizontal pole, terminal surface fixed connection has the bracing piece of stepping on the piece and can insert earth under flexible bracing piece, it prevents to rock and topple over to support the ladder, and the articulated movable support bottom block that has the non slipping spur of lower extreme at ladder frame pole, can effectually prevent the people ladder from backsliding when pruning trees.

Drawings

Fig. 1 is a schematic view of the overall working structure of the mobile ladder for pruning garden trees according to the present invention;

fig. 2 is a schematic view of the storage structure of the mobile ladder for pruning garden trees according to the present invention;

FIG. 3 is a cross-sectional view of the cross bar connection of the mobile ladder for pruning garden trees according to the present invention;

fig. 4 is the utility model relates to a ornamental trees and shrubs prune with horizontal pole of portable ladder connect a schematic structure of A in the cross-sectional view.

In the figure: 1. a first main ladder frame rod; 2. a second main ladder frame rod; 3. an auxiliary cross bar; 4. a telescopic support rod; 5. a support bar; 6. a treading block; 7. a conical block; 8. a movable support bottom block; 9. a first bearing rod; 10. a second bearing rod; 11. a first cross bar; 12. a second cross bar; 13. a first cavity; 14. a second cavity; 15. a compression spring; 16. a limiting block; 17. and limiting through holes.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1-4, a movable ladder for pruning garden trees comprises two first main ladder frame rods 1, wherein the two first main ladder frame rods 1 are hinged with a movable supporting bottom block 8 through a first bearing rod 9 fixedly connected with the lower end parts of the two first main ladder frame rods 1, one corresponding surface of each of the two first main ladder frame rods 1 is provided with a sliding groove, a second main ladder frame rod 2 in sliding connection is arranged in the sliding groove, the upper end part of the second main ladder frame rod 2 is fixedly connected with an auxiliary cross rod 3, one end of the auxiliary cross rod 3 is hinged with the upper end of a telescopic supporting rod 4 through a second bearing rod 10 fixedly connected with the upper end part of the telescopic supporting rod 4, the lower end part of the telescopic supporting rod 4 is fixedly connected with a supporting rod 5, the lower end part of the supporting rod 5 is closely provided with a stepping block 6, the lower end part of the supporting rod 5 is fixedly connected with a conical block 7, the corresponding inner sides of the two first main ladder frame rods 1 and the second main ladder frame rod, the first cross bar 11 is provided with a first cavity 13, and the second cross bar 12 is connected with a limiting through hole 17 arranged at the lower end of the first cavity 13 through a limiting block 16 with the end part tightly connected;

a second cavity 14 is formed at one end of the second cross rod 12, and a limiting block 16 is connected with the upper wall of the second cavity 14 through a compression spring 15 fixedly connected with one end surface; a notch is formed in the supporting rod 5, and the treading block 6 is placed in the notch; the tread block 6 is provided with a plurality of anti-skid grooves; one end of the limiting block 16 is arc-shaped; the telescopic supporting rod 4 consists of a plurality of loop bars with different diameters, and the upper part and the lower part of each loop bar are provided with holes for inserting fixing bolts; the lower end surface of the movable supporting bottom block 8 is fixedly provided with an antiskid block.

It should be noted that, the utility model relates to a mobile ladder for pruning garden trees, when in use, the first main ladder frame rod 1 and the second main ladder frame rod 2 are pulled towards two sides, the second cross rod 12 fixedly connected with the first main ladder frame rod 1 and the second main ladder frame rod 2 slides out from the first cavity 13 arranged on the first cross rod 11, the compression spring 15 in the second cavity 14 arranged at the end part of the second cross rod 12 pushes the stopper 16 to extend out, the stopper 16 passes through the limit through hole 17 arranged on the first cross rod 11 and extends out from the limit through hole 17, the second cross rod 12 can not move, the width of the ladder for trampling the falling foot can be controlled, the ladder can be placed in a place with dense trees, the movable support bottom block 8 hinged at the lower end part of the first main ladder frame rod 1 contacts with the ground, the trampling block 6 in the groove of the support rod 5 is released, the trampling block 6 tightly connected with the support rod 5 is trampled, the conical block 7 fixedly connected with the lower end face of the support rod 5 is inserted into the earth ground, the telescopic support rod 4 is upwards extended and lengthened according to the height of a tree to be pruned, a bolt penetrates through a hole formed in a sleeve rod of the telescopic support rod 4, so that the telescopic support rod 4 cannot perform telescopic movement, the height of the telescopic support rod 4 enables the second main ladder frame rod 2 connected with the upper end through the auxiliary cross rod 3 to ascend and slide out of a sliding groove formed in the first main ladder frame rod 1, the first cross rod 11 and the second cross rod 12 are stepped during pruning of garden trees, trees are pruned by climbing upwards, when the telescopic support rod 4 is not used, the bolt on the telescopic support rod 4 is loosened, so that the telescopic support rod 4 is folded, the second main ladder frame rod 2 slides into the first main ladder frame rod 1, the limit block 16 is pressed into the second cavity 14, the two first main ladder frame rods 1 and the second main ladder frame rod 2 are mutually pushed, the width of the ladder is reduced and then the ladder is carried.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a gardens tree is pruned and is used portable ladder which characterized in that: comprises a first main ladder frame rod (1), the first main ladder frame rod (1) is provided with two, two first main ladder frame rods (1) are hinged with a movable supporting bottom block (8) through a first bearing rod (9) fixedly connected with the lower end part, one sides of the first main ladder frame rods (1) corresponding to each other are provided with a sliding groove, a second main ladder frame rod (2) connected with the sliding groove is arranged in the sliding groove, the upper end part of the second main ladder frame rod (2) is fixedly connected with an auxiliary cross rod (3), one end of the auxiliary cross rod (3) is hinged with the upper end of a telescopic supporting rod (4) through a second bearing rod (10) fixedly connected with the upper end part, the lower end of the telescopic supporting rod (4) is fixedly connected with a supporting rod (5), the lower end part of the supporting rod (5) is tightly provided with a stepping block (6), and the lower end of the supporting rod (5) is fixedly connected with a conical block, the inner sides of the first main ladder frame rod (1) and the second main ladder frame rod (2) which correspond to each other are respectively and fixedly provided with a first cross rod (11) and a second cross rod (12), the first cross rod (11) is provided with a first cavity (13), and the second cross rod (12) is connected with a limiting through hole (17) formed in the lower end of the first cavity (13) through a limiting block (16) which is tightly connected with the end part.

2. The mobile ladder for garden tree pruning according to claim 1, wherein: a second cavity (14) is formed in one end of the second cross rod (12), and the limiting block (16) is connected with the upper wall of the second cavity (14) through a compression spring (15) fixedly connected with one end face.

3. The mobile ladder for garden tree pruning according to claim 2, wherein: the supporting rod (5) is provided with a notch, and the stepping block (6) is placed in the notch.

4. The mobile ladder for garden tree pruning according to claim 3, wherein: the tread block (6) is provided with a plurality of anti-skid grooves.

5. The mobile ladder for garden tree pruning according to claim 4, wherein: one end of the limiting block (16) is arc-shaped.

6. The mobile ladder for garden tree pruning according to claim 5, wherein: the telescopic supporting rod (4) is composed of a plurality of sleeve rods with different diameters, and holes for inserting fixing bolts are formed in the upper portion and the lower portion of each sleeve rod.

7. The mobile ladder for garden tree pruning according to claim 6, wherein: and the lower end surface of the movable supporting bottom block (8) is fixedly provided with an antiskid block.