CN220128705U

CN220128705U - Hydraulic pick

Info

Publication number: CN220128705U
Application number: CN202321297201.3U
Authority: CN
Inventors: 曹文帅; 邓春超
Original assignee: Tianjin Yizhihui Technology Development Co ltd
Current assignee: Tianjin Yizhihui Technology Development Co ltd
Priority date: 2023-05-26
Filing date: 2023-05-26
Publication date: 2023-12-05
Anticipated expiration: 2033-05-26

Abstract

The utility model discloses a hydraulic pick, which comprises a hand-held hydraulic pick and a broken stone splash preventing cover arranged on the bottom of the outer surface of the hand-held hydraulic pick; the hand-held hydraulic pick comprises an upper main body, a lower main body connected to the bottom of the upper main body and a drill rod arranged at the bottom end of the lower main body. The broken stone splash-preventing cover designed by the utility model is locked at the lower part of the main body of the hydraulic pick through the anchor ear, and the broken stone splashed by the drill rod is blocked by the TPE transparent cover, so that the broken stone and the like are prevented from upwards moving to splash and strike constructors, and the transparent cover can also play the roles of isolating certain construction noise and raising dust; in addition, set up two sets of resilience buffer unit between hydraulic pick and translucent cover, utilize the elasticity of subassembly to support the translucent cover subaerial, make the splash of garrulous stone can not jump out along the gap of translucent cover and ground to protect constructor further, reduce the potential safety hazard in the work progress.

Description

Hydraulic pick

Technical Field

The utility model relates to the technical field of hydraulic pick auxiliary accessories, in particular to a hydraulic pick.

Background

The hydraulic pick is a tool for crushing brick walls and concrete walls in the engineering of decoration, dismantling, reconstruction and the like. When the hydraulic crushing pick works, the energy released after the nitrogen air chamber is compressed by the high-pressure hydraulic oil acts. Can crush asphalt, rock, concrete, frozen soil, etc. The method is mainly used for municipal maintenance construction, gas emergency construction, tap water emergency construction, highway maintenance operation and the like.

According to the construction site in a specified area constrained in the urban road traffic engineering construction standard, premixed concrete and premixed mortar are used; the place for stirring the concrete or the mortar on site is closed, dust is reduced and noise is reduced; cement and other fine particle building materials which are easy to fly should be stored in a closed way or covered and other measures should be taken; and the ' hydraulic crushing construction ' provided in ' safety precautions and measures for earth and stone engineering construction ', wherein the splash of stone slag during excavation construction is placed to hurt people '.

The inventor considers that the existing hand-held hydraulic pick has the following disadvantages in the use process by combining the construction requirements of the crushing operation:

when a drill rod in the hand-held hydraulic pick breaks rock and cement, no shielding object exists, dust generated in breaking can be directly mixed into external air to cause dust in a smaller range; secondly, under the condition that the stone slag, the broken stone and the like generated in the crushing are not shielded, the stone slag, the broken stone and the like can splash on the body of a constructor to cause construction damage.

Disclosure of Invention

The utility model aims to provide a hydraulic pick which aims to solve the defects in the technology.

In order to achieve the above object, the present utility model provides the following technical solutions: comprises a hand-held hydraulic pick and a broken stone splash preventing cover arranged on the bottom of the outer surface of the hand-held hydraulic pick;

the hand-held hydraulic pick comprises an upper main body, a lower main body connected to the bottom of the upper main body and a drill rod arranged at the bottom end of the lower main body;

the broken stone splash-preventing cover comprises a metal hoop sleeved on the outer surface of the lower main body and a TPE transparent cover positioned at the bottom of the metal hoop, and two groups of rebound buffer assemblies are arranged between the metal hoop and the TPE transparent cover;

the two groups of rebound buffer assemblies comprise an oil cylinder fixed on the upper surface of the TPE transparent cover and a piston rod which is positioned in the inner cavity of the oil cylinder and moves up and down, and the top ends of the piston rods are fixedly connected with the bottom surface of the metal hoop;

the cylinder comprises a piston rod, an oil cylinder, a cylinder spring, an upper stabilizing plate, a lower stabilizing plate, a cylinder spring and a cylinder cover.

As a preferable scheme of the utility model, the side walls of the two sides of the metal hoop are respectively fixed with a bump, the edge of the top opening of the TPE transparent cover is respectively fixed with two fixing blocks, and the surfaces of one side, which are close to each other, of the fixing blocks and the bumps are respectively fixedly connected with one end, which is far away from each other, of the oil cylinder and the piston rod.

As a preferable scheme of the utility model, a through hole for vibrating the drill rod up and down is arranged in the TPE transparent cover, and the diameter of the through hole is 4cm-6cm larger than that of the drill rod.

As a preferable scheme of the utility model, the two groups of rebound buffer assemblies are symmetrically distributed left and right by taking the central axes of the drill rod and the TPE transparent cover as base points.

As a preferable scheme of the utility model, both ends of the metal hoop are fixed and held tightly on the outer surface of the lower main body through fastening bolts.

As a preferable scheme of the utility model, round holes for the piston rod and the oil cylinder to penetrate and fix are formed in the upper stabilizing piece and the lower stabilizing piece.

As a preferable scheme of the utility model, oil liquid for providing damping and buffering effects is arranged in the inner cavity of the oil cylinder, and a sealing ring for sealing the end face of the oil cylinder is arranged on the surface of a section of outer ring of the piston rod in the inner cavity of the oil cylinder.

As a preferable scheme of the utility model, the hand-held hydraulic pick also comprises an oil liquid pipeline arranged on the side wall of the upper main body and grips arranged on the side walls of the two sides of the upper main body.

In the technical scheme, the utility model has the technical effects and advantages that:

the broken stone splash-preventing cover designed by the utility model is locked at the lower part of the main body of the hydraulic pick through the anchor ear, and the broken stone splashed by the drill rod is blocked by the TPE transparent cover, so that the broken stone and the like are prevented from upwards moving to splash and strike constructors, and the transparent cover can also play the roles of isolating certain construction noise and raising dust; in addition, set up two sets of resilience buffer unit between hydraulic pick and translucent cover, utilize the elasticity of subassembly to support the translucent cover subaerial, make the splash of garrulous stone can not jump out along the gap of translucent cover and ground to protect constructor further, reduce the potential safety hazard in the work progress.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic illustration of a hand-held hydraulic pick in combination with a gravel splash guard;

FIG. 2 is a schematic view of the external appearance of a conventional hand-held hydraulic pick;

FIG. 3 is a schematic view in partial cross-section of a crushed stone splash guard;

FIG. 4 is a schematic view of a rebound cushioning assembly in a crushed stone splash guard.

Reference numerals illustrate:

1. a hand-held hydraulic pick; 11. an upper body; 12. a lower body; 13. a drill rod; 2. a broken stone splash preventing cover; 21. a metal hoop; 22. a bump; 23. a rebound buffer assembly; 231. an oil cylinder; 232. a piston rod; 233. a top stabilizing piece; 234. a cylindrical spring; 235. a lower stabilizing piece; 24. a fixed block; 25. TPE transparent cover

Detailed Description

In order to make the explanation and the description of the technical solution and the implementation of the present utility model clearer, several preferred embodiments for implementing the technical solution of the present utility model are described below.

The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. It should be understood that throughout the drawings, the same or similar reference numerals indicate the same or similar parts and features. The drawings merely schematically illustrate the concepts and principles of embodiments of the disclosure and do not necessarily illustrate the specific dimensions and proportions of the various embodiments of the disclosure. Specific details or structures of embodiments of the present disclosure may be shown in exaggerated form in particular drawings, various publications, patents and published patent specifications cited herein are incorporated herein by reference in their entirety and below are set forth in detail the embodiments of the present utility model, which are obviously only a few embodiments of the present utility model.

Examples

Reference is made to the accompanying drawings of the specification from fig. 1 to fig. 4;

a kind of hydraulic pick:

the embodiment comprises the following steps:

the hand-held hydraulic pick 1 and the broken stone splash preventing cover 2 arranged on the bottom of the outer surface of the hand-held hydraulic pick 1; the hand-held hydraulic pick 1 comprises an upper main body 11, a lower main body 12 connected to the bottom of the upper main body 11, and a drill rod 13 arranged on the bottom end of the lower main body 12;

the broken stone splash-preventing cover 2 comprises a metal hoop 21 sleeved on the outer surface of the lower main body 12 and a TPE transparent cover 25 positioned at the bottom of the metal hoop 21, and two groups of rebound buffer components 23 are arranged between the metal hoop 21 and the TPE transparent cover 25;

specifically, the TPE transparent cover 25 is used to block the broken stones splashed by the drill rod, so as to prevent the broken stones from upwards moving and splashing to constructors, and the observation in the construction process is not affected due to the transparent material.

The two groups of rebound buffer components 23 are symmetrically distributed left and right by taking the central axes of the drill rod 13 and the TPE transparent cover 25 as base points. The two groups of rebound buffer assemblies 23 comprise an oil cylinder 231 fixed on the upper surface of the TPE transparent cover 25 and a piston rod 232 which is positioned in the inner cavity of the oil cylinder 231 and moves up and down, and the top end of the piston rod 232 is fixedly connected with the bottom surface of the metal hoop 21; wherein, an upper stabilizing piece 233 is fixed on the outer ring surface of the piston rod 232, a lower stabilizing piece 235 is fixed on the outer ring surface of the cylinder 231, and a cylindrical spring 234 sleeved on the peripheries of the piston rod 232 and the cylinder 231 is fixed on the side where the lower stabilizing piece 235 and the upper stabilizing piece 233 are close to each other.

Specifically, set up two sets of resilience buffer unit between hydraulic pick and translucent cover, utilize the elasticity of subassembly to support the translucent cover subaerial, make the splash of garrulous stone can not jump out along the gap of translucent cover and ground to protect constructor further, reduce the potential safety hazard in the work progress.

The two side walls of the metal hoop 21 are respectively fixed with a bump 22, the edge of the top opening of the TPE transparent cover 25 is respectively fixed with two fixing blocks 24, and one side surfaces of the fixing blocks 24, which are close to each other, of the bumps 22 are respectively fixedly connected with one ends, which are far away from each other, of the oil cylinder 231 and the piston rod 232.

The TPE transparent cover 25 is internally provided with a through hole for the up-and-down vibrating movement of the drill rod 13, and the diameter of the through hole is 4cm-6cm larger than that of the drill rod 13.

Both ends of the metal anchor ear 21 are fixedly held tightly on the outer surface of the lower main body 12 through fastening bolts; circular holes for the piston rod 232 and the cylinder 231 to penetrate and fix are formed in the upper stabilizing piece 233 and the lower stabilizing piece 235. An oil liquid for providing damping and buffering is arranged in the inner cavity of the oil cylinder 231, and a sealing ring for sealing the end face of the oil cylinder 231 is arranged on the surface of a section of outer ring of the piston rod 232 in the inner cavity of the oil cylinder 231.

In the description of the present utility model, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance unless explicitly specified or limited otherwise; the term "plurality" means two or more, unless specified or indicated otherwise; the terms "coupled," "secured," and the like are to be construed broadly, and may be used, for example, in a fixed or removable connection; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, it should be understood that the terms "upper", "lower", "left", "right" and the like in the embodiments of the present utility model are described in terms of angles shown in the drawings, and should not be construed as limiting the embodiments of the present utility model. In the context of this document, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on the other element or be indirectly on the other element through intervening elements.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. A hydraulic pick, characterized in that: comprises a hand-held hydraulic pick (1) and a broken stone splash preventing cover (2) arranged on the bottom of the outer surface of the hand-held hydraulic pick (1);

the hand-held hydraulic pick (1) comprises an upper main body (11), a lower main body (12) connected to the bottom of the upper main body (11), and a drill rod (13) arranged at the bottom end of the lower main body (12);

the broken stone splash-preventing cover (2) comprises a metal hoop (21) sleeved on the outer surface of the lower main body (12) and a TPE transparent cover (25) positioned at the bottom of the metal hoop (21), and two groups of rebound buffer components (23) are arranged between the metal hoop (21) and the TPE transparent cover (25);

the two groups of rebound buffer assemblies (23) comprise an oil cylinder (231) fixed on the upper surface of the TPE transparent cover (25) and a piston rod (232) which is positioned in the inner cavity of the oil cylinder (231) and moves up and down, and the top end of the piston rod (232) is fixedly connected with the bottom surface of the metal hoop (21);

the cylinder comprises a piston rod (232), an upper stabilizing piece (233) and a lower stabilizing piece (235), wherein the upper stabilizing piece (233) is fixed on the outer ring surface of the piston rod (232), the lower stabilizing piece (235) is fixed on the outer ring surface of the cylinder (231), and a cylindrical spring (234) sleeved on the peripheries of the piston rod (232) and the cylinder (231) is fixed on the side, close to the upper stabilizing piece (233), of the lower stabilizing piece (235).

2. A hydraulic pick as claimed in claim 1, wherein: the two side walls of the metal hoop (21) are respectively fixed with a bump (22), two fixing blocks (24) are respectively fixed at the edges of the top opening of the TPE transparent cover (25), and one side surfaces of the fixing blocks (24) and the bumps (22) close to each other are respectively fixedly connected with one ends of the oil cylinder (231) and the piston rod (232) far away from each other.

3. A hydraulic pick as claimed in claim 1, wherein: the inside of the TPE transparent cover (25) is provided with a through hole for the drill rod (13) to vibrate up and down, and the diameter of the through hole is 4cm-6cm larger than that of the drill rod (13).

4. A hydraulic pick as claimed in claim 1, wherein: the two groups of rebound buffer assemblies (23) are symmetrically distributed by taking the central axes of the drill rod (13) and the TPE transparent cover (25) as base points.

5. A hydraulic pick as claimed in claim 1, wherein: both ends of the metal hoop (21) are fixed and held tightly on the outer surface of the lower main body (12) through fastening bolts.

6. A hydraulic pick as claimed in claim 1, wherein: round holes for the piston rod (232) and the oil cylinder (231) to penetrate and fix are formed in the upper stabilizing piece (233) and the lower stabilizing piece (235).

7. A hydraulic pick as claimed in claim 1, wherein: the inner cavity of the oil cylinder (231) is provided with oil liquid for providing damping and buffering, and a sealing ring for sealing the end face of the oil cylinder (231) is arranged on the surface of a section of outer ring of the piston rod (232) in the inner cavity of the oil cylinder (231).

8. A hydraulic pick as claimed in claim 1, wherein: the hand-held hydraulic pick (1) further comprises an oil pipeline arranged on the side wall of the upper main body (11) and grips arranged on the side walls of the two sides of the upper main body (11).