CN212859967U

CN212859967U - Chiseling machine

Info

Publication number: CN212859967U
Application number: CN202020887784.5U
Authority: CN
Inventors: 郑怀臣; 向其兴; 杨静; 毛成宝; 张维颂
Original assignee: Hunan Wuxin Formwork Co Ltd
Current assignee: Hunan Wuxin Formwork Co Ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-04-02
Anticipated expiration: 2030-05-22

Abstract

The utility model discloses a bush hammer, include the cylinder body, locate the piston rod in the cylinder body and locate the chisel hair head on the piston rod, still include flexible dustproof pad, flexible dustproof stacking up and being equipped with the dustproof hole, the piston rod is worn to locate in the dustproof hole and hug closely with the pore wall. The utility model has the advantages of simple structure, with low costs are favorable to reducing intensity of labour, improve chisel hair efficiency etc.

Description

Chiseling machine

Technical Field

The utility model relates to a concrete construction equipment especially relates to a chisel hair machine.

Background

In the building construction process, before the second layer of concrete is poured, a roughening machine is used for roughening the surface of the first layer of concrete so as to improve the adhesive force of the surface of the concrete and ensure that the construction surfaces of the two construction stages are firmly bonded.

Concrete slurry and other impurities produced when the existing roughening machine roughens easily adhere to the working surface of the piston rod, the cleaning and lubrication of the working surface of the piston rod can be affected, the concrete slurry and other impurities can enter the cylinder body along with the telescopic movement of the piston rod, the piston rod can be clamped after a certain degree, and the roughening quality and efficiency are affected. The existing solution is to disassemble and clean the chiseling machine regularly, which increases the labor intensity of workers and reduces the chiseling efficiency.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art not enough, provide a simple structure, with low costs, be favorable to reducing intensity of labour, improve the chisel hair machine of chisel hair efficiency.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a bush hammer, includes the cylinder body, locates the piston rod in the cylinder body and locate the chisel hair head on the piston rod, still includes flexible dustproof pad, be equipped with the dustproof hole on the flexible dustproof pad, the piston rod wears to locate in the dustproof hole and hug closely with the pore wall.

As a further improvement of the above technical solution: the flexible dustproof pad is of a structure with an air hole.

As a further improvement of the above technical solution: the flexible dustproof cushion is a spongy cushion.

As a further improvement of the above technical solution: the cylinder body is provided with a detachable dustproof cover.

As a further improvement of the above technical solution: the flexible dustproof pad is bonded and fixed on the cylinder body or on the inner side of the dustproof cover.

As a further improvement of the above technical solution: the flexible dustproof pad is pressed between the dustproof cover and the cylinder body.

As a further improvement of the above technical solution: the piston rod is equipped with a plurality ofly, be equipped with a plurality of dustproof holes on the flexible dustproof pad, a plurality of dustproof holes and a plurality of piston rod one-to-one arrange.

The piston rod is equipped with a plurality ofly, flexible dustproof pad is equipped with a plurality ofly and arranges with a plurality of piston rod one-to-one.

Compared with the prior art, the utility model has the advantages of: the utility model discloses a bush hammer is provided with flexible dustproof pad, set up the dustproof hole on the dustproof pad, the piston rod is worn to locate in the dustproof hole and is hugged closely with the pore wall, the bush hammer in-process, when the piston rod returns when contracting in to the cylinder body, flexible dustproof pad can block and clear up impurity such as the dust of piston rod surface adhesion, be favorable to keeping the cleanliness on piston rod surface, avoid impurity to get into the cylinder body, reach dustproof purpose, the number of times of clearing up is torn open to the bush hammer has been reduced, the cleaning cycle is prolonged, the labor intensity is reduced, the bush hammer efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of a first embodiment of the bush hammer of the present invention.

Fig. 2 is a schematic structural view of a second embodiment of the bush hammer of the present invention.

Fig. 3 is a schematic structural diagram of a first embodiment of the flexible dustproof pad of the present invention.

Fig. 4 is a schematic structural diagram of a second embodiment of the flexible dustproof pad of the present invention.

The reference numerals in the figures denote: 1. a cylinder body; 2. a piston rod; 3. chiseling a hair head; 4. a flexible dust-proof pad; 41. a dust hole; 5. and a dust cover.

Detailed Description

The invention is described in further detail below with reference to the drawings and specific examples.

Fig. 1 and 3 show an embodiment of the utility model discloses chisel hair machine, the chisel hair machine of this embodiment, including cylinder body 1, locate piston rod 2 in cylinder body 1 and locate chisel hair head 3 on piston rod 2, still include flexible dustproof pad 4, be equipped with dustproof hole 41 on the flexible dustproof pad 4, piston rod 2 wears to locate in dustproof hole 41 and hugs closely with the pore wall.

This bush hammer, be provided with flexible dustproof pad 4, set up dustproof hole 41 on the flexible dustproof pad 4, piston rod 2 wears to locate in dustproof hole 41 and hugs closely with the pore wall, the bush hammer in-process, when piston rod 2 retracted to cylinder body 1 in, flexible dustproof pad 4 can block and clear up impurity such as the dust of 2 surperficial adhesions of piston rod, be favorable to keeping the cleanliness on piston rod 2 surface, avoid impurity to get into the cylinder body, reach dustproof purpose, the number of times of clearing up is torn open to the bush hammer has been reduced, the cleaning cycle has been prolonged, labor intensity is reduced, bush hammer efficiency has been improved.

Further, in the present embodiment, the flexible dustproof pad 4 has an air hole structure. The air hole can store a certain amount of lubricating medium, and the lubricating medium can be smeared on the piston rod 2 when the piston rod 2 extrudes the dustproof pad 4, so that lubrication is realized; especially on the chisel hair machine that is furnished with spraying dust collector, can utilize spray water, lubricated clean piston rod 2, reduced the chisel hair in-process produced impurity greatly get into with the piston rod 2 with the cylinder body 1, the clearance probability between the piston bush, the effectual condition that prevents piston rod 2 and block.

As a preferable technical solution, in this embodiment, the flexible dustproof pad 4 is a sponge pad, which is extremely low in cost and large in amount of the lubricant to be stored.

Further, in the present embodiment, a detachable dust cover 5 is provided on the cylinder body 1. The dust cover 5 can achieve the function of primary protection and provide a certain protection function for the dust pad 4.

As a preferable configuration, the dust-proof pad 4 is adhesively fixed to the cylinder 1 in this embodiment, but the dust-proof pad 4 may be adhesively fixed to the inner side of the dust-proof cover 5 in other embodiments (in fig. 1 and 2, the upper side of the dust-proof cover 5 is the inner side). Or referring to fig. 2, the flexible dustproof pad 4 can be pressed between the dustproof cover 5 and the cylinder body 1, and the purpose of fixing the dustproof pad 4 can also be achieved.

Further, in this embodiment, the piston rod 2 is provided with a plurality of dust-proof holes 41, the flexible dust-proof pad 4 is provided with a plurality of dust-proof holes 41, the plurality of dust-proof holes 41 and the plurality of piston rods 2 are arranged in a one-to-one correspondence manner, that is, the plurality of dust-proof holes 41 are concentrated on one flexible dust-proof pad 4. Referring to fig. 4, of course in other embodiments, one may also employ: the flexible dustproof cushions 4 are provided with a plurality of dustproof cushions and are arranged in one-to-one correspondence with the piston rods 2, namely, each flexible dustproof cushion 4 is provided with a dustproof hole 41, and at the moment, each flexible dustproof cushion 4 is preferably adhered and fixed on the cylinder body 1 or on the inner side of the dustproof cover 5.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a bush hammer, includes cylinder body (1), locates piston rod (2) in cylinder body (1) and locates chisel hair head (3) on piston rod (2), its characterized in that: still include flexible dustproof pad (4), be equipped with dustproof hole (41) on flexible dustproof pad (4), piston rod (2) wear to locate in dustproof hole (41) and hug closely with the pore wall.

2. The roughening machine according to claim 1, wherein: the flexible dustproof pad (4) is of a structure with air holes.

3. The roughening machine according to claim 2, wherein: the flexible dustproof pad (4) is a spongy cushion.

4. The roughening machine according to any one of claims 1 to 3, wherein: the cylinder body (1) is provided with a detachable dustproof cover (5).

5. The roughening machine according to claim 4, wherein: the flexible dustproof pad (4) is fixedly bonded on the cylinder body (1) or on the inner side of the dustproof cover (5).

6. The roughening machine according to claim 4, wherein: the flexible dustproof pad (4) is pressed between the dustproof cover (5) and the cylinder body (1).

7. The roughening machine according to any one of claims 1 to 3, wherein: the piston rod (2) is provided with a plurality of, be equipped with a plurality of dustproof holes (41) on flexible dustproof pad (4), a plurality of dustproof holes (41) and a plurality of piston rod (2) one-to-one arrange.

8. The roughening machine according to any one of claims 1 to 3, wherein: the piston rods (2) are provided with a plurality of the flexible dustproof pads (4) which are arranged in a one-to-one correspondence mode with the piston rods (2).