CN220687376U - Hydraulic support base with column nest easy to disassemble and assemble - Google Patents

Abstract

The utility model discloses a hydraulic support base with a column nest easy to disassemble and assemble, which comprises a base main body and the column nest, wherein a stand column is arranged on the base main body through the column nest, and is characterized in that: the positioning assembly is arranged on the base main body, and the column nest is detachably arranged in the positioning assembly; the column nest lower extreme can insert in the cylinder sleeve, and its upper end integrated design has column nest locating plate, and column nest locating plate can install just between two limiting plates to support through the positioning seat, column nest locating plate and positioning seat pass through bolted connection, thereby with column nest detachable installation in the base main part. The column nest can be conveniently and rapidly assembled and disassembled without welding, so that a great amount of time is prevented from being consumed in maintenance after the column nest is damaged, and the column nest is replaced and maintained without welding experience, thereby being convenient for replacing and maintaining the column nest and avoiding slow production process.

Description

Hydraulic support base with column nest easy to disassemble and assemble

Technical Field

The utility model relates to the field of coal mine excavating supporting devices, in particular to a hydraulic support base with a column nest easy to disassemble and assemble.

Background

The hydraulic support is an important device in coal mine mining, is widely applied to the aspects of coal wall tunneling, supporting, protecting and the like, and can prevent the coal wall strata from falling off through supporting the coal wall strata, thereby playing a role in maintaining safe and reliable operation space. The column nest is used as a key component of the support, is designed on the base, is matched with the upright posts to connect the top beam with the base, and can receive huge impact load and vibration in the using process. Especially for geology with large dip angle fully mechanized caving face structure, loose structure, etc., accidents such as roof collapse, caving and partial roof fall frequently occur. The hydraulic bracket beams supported in correspondence thereto are subjected to a significantly severe impact pressure and, after the pressure is transmitted to the base through the uprights, the base sockets are broken. At this point, it has become impossible to replace these brackets, and maintenance of the damaged hydraulic bracket base downhole is required to ensure safety.

As shown in figures 1-2, the existing hydraulic support base is mainly manufactured by adopting a welding process, the existing connecting plate (3) is welded in the existing base main body (1), and the existing column nest (2) is welded with the existing base main body (1) and the existing connecting plate (3), so that the damaged column nest needs to be cut firstly and then new welding is carried out for maintaining the hydraulic support base column nest. The installation and maintenance mode is extremely troublesome and needs to consume a large amount of time, and can be completed only by needing an operator to have welding experience, if a plurality of continuous hydraulic supports are problematic, the maintenance work needs a plurality of days or more, and great loss is caused to actual production.

Disclosure of Invention

The utility model aims to provide a hydraulic support base with a column nest easy to disassemble and assemble, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hydraulic support base of easy dismouting of post nest, includes base main part, post nest, and the stand can be installed on base main part through the post nest, its characterized in that: the base body is provided with a positioning component capable of accommodating the column nest, and the column nest is detachably arranged in the positioning component; the positioning assembly comprises a cylindrical sleeve and a limiting plate, wherein one end of the cylindrical sleeve is fixedly connected to the base body and used for positioning, and the lower end of the cylindrical nest can be inserted into the cylindrical sleeve.

Preferably, two limiting plates for auxiliary limiting are arranged on two sides of the cylindrical sleeve in parallel, the limiting plates are fixedly connected to the base main body, a positioning seat is further arranged between the cylindrical sleeve and the limiting plates, and a threaded hole is formed in the positioning seat; the column nest locating plate is integrally designed at the upper end of the column nest, and can be just installed between the two limiting plates and supported by the locating seat, and the column nest locating plate and the locating seat are connected through bolts, so that the column nest is detachably installed in the base main body.

Preferably, a lining plate is fixedly arranged between the cylindrical sleeve and the positioning seat, and the cylindrical sleeve is stably arranged on the base main body through the lining plate.

Preferably, a plurality of vertical plates for supporting the cylindrical sleeve are fixedly arranged on the outer side of the cylindrical sleeve, and the vertical plates are fixed in the base main body.

Preferably, the column nest locating plate is fixedly connected with two handles which are convenient to lift.

Compared with the prior art, the utility model has the beneficial effects that: the column nest can be conveniently and rapidly assembled and disassembled without welding, so that a great amount of time is prevented from being consumed in maintenance after the column nest is damaged, and the column nest is replaced and maintained without welding experience, thereby being convenient for replacing and maintaining the column nest and avoiding slow production process.

Drawings

FIG. 1 is a schematic view of the main structure of a conventional base body;

FIG. 2 is a schematic view of a conventional column nest;

FIG. 3 is a schematic diagram of the main structure of the present utility model;

FIG. 4 is a schematic view of the structure of the column nest of the present utility model;

FIG. 5 is a schematic view of a positioning assembly according to the present utility model;

fig. 6 is a schematic view of the structure of the pillar nest of the present utility model.

In the figure: 1. the base comprises an existing base main body 2, an existing column nest, an existing connecting plate 3, a base main body 4, a column nest 5, bolts 6, a column nest 7, a column sleeve 8, a lining plate 9, a positioning seat 10, a limiting plate 11, a column nest positioning plate 12, a handle 13 and a vertical plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 3-6, in order to solve the problems that the existing hydraulic support base installation and maintenance mode is extremely troublesome and needs to consume a large amount of time, the installation and disassembly of the column nest can be conveniently and rapidly achieved without welding, a large amount of time is consumed in maintenance after the column nest is damaged, and the column nest is replaced and maintained without welding experience, so that the column nest is convenient to replace and maintain, and the aim of slowing down the production process is avoided. The utility model provides a technical scheme that: the hydraulic support base comprises a base main body 4 and a column nest 6, wherein an upright post is arranged on the base main body 4 through the column nest 6, and further comprises a positioning assembly, the base main body 4 is provided with a positioning assembly capable of accommodating the column nest 6, and the column nest 6 is detachably arranged in the positioning assembly; in the replacement, the damaged column nest 6 is detached from the positioning assembly, and a new column nest 6 is installed in the positioning assembly.

Referring to fig. 3-5, in order to facilitate accurate installation of the post nest 6 on the base main body 4, a positioning assembly is provided, the positioning assembly comprises a cylindrical sleeve 7, a limiting plate 10, a lining plate 8 and a positioning seat 9, one end of the cylindrical sleeve 7 for positioning is welded and fixed on the base main body 4, two limiting plates 10 for auxiliary limiting are arranged on two sides of the cylindrical sleeve 7 in parallel, the limiting plates 10 are welded on the base main body 4, a positioning seat 9 is welded between the cylindrical sleeve 7 and the limiting plates 10, and threaded holes are formed in the positioning seat 9; a lining plate 8 is arranged between the cylindrical sleeve 7 and the positioning seat 9, and the cylindrical sleeve 7 is firmly fixed on the base main body 4 through the lining plate 8. A plurality of vertical plates 13 for supporting the cylindrical sleeve 7 are welded on the outer side of the cylindrical sleeve 7, the vertical plates 13 are fixed in the base main body 4, and the pressure caused by the vertical columns is conducted while the cylindrical sleeve 7 is further supported. During installation, with post nest 6 aim at cylinder sleeve 7, post nest locating plate 11 aim at behind the limiting plate 10, grasp handle 12 and put post nest 6 gently, place post nest 6 firmly in cylinder sleeve 7, then use bolt 5 to pass post nest locating plate 11 and connect positioning seat 9 to fix post nest 6 on base main part 4, need not the welding through the bolt 5 connection, reduced the requirement to operating personnel, improved installation effectiveness simultaneously.

Referring to fig. 4 and 6, in order to facilitate the assembly and disassembly of the socket 6, the lower end of the socket 6 may be inserted into the cylindrical sleeve 7, and the upper end thereof is fixedly connected with the socket positioning plate 11, and the socket positioning plate 11 may be just mounted between the two limiting plates 10 and supported by the positioning seat 9, and the socket positioning plate 11 and the positioning seat 9 are connected by the bolt 5, so that the socket 6 is detachably mounted in the base body 4. The column nest positioning plate 11 is fixedly connected with two handles 12 which are convenient to lift. When the column socket 6 is disassembled, the disassembling bolt 5 is rotated to remove the bolt 5, and the handle 12 can be lifted to disassemble the column socket 6 so as to replace the new column socket 6.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a hydraulic support base of easy dismouting of post nest, includes base main part (4), post nest (6), and the stand can be installed on base main part (4) through post nest (6), its characterized in that: the base main body (4) is provided with a positioning component capable of accommodating the column nest (6), and the column nest (6) is detachably arranged in the positioning component; the positioning assembly comprises a cylindrical sleeve (7) and a limiting plate (10), wherein one end of the cylindrical sleeve (7) used for positioning is fixedly connected to the base body (4), and the lower end of the cylindrical nest (6) can be inserted into the cylindrical sleeve (7).

2. The hydraulic bracket base with the column nest easy to disassemble and assemble as claimed in claim 1, wherein: two limiting plates (10) for auxiliary limiting are arranged on two sides of the cylindrical sleeve (7) in parallel, the limiting plates (10) are fixedly connected to the base main body (4), a positioning seat (9) is further arranged between the cylindrical sleeve (7) and the limiting plates (10), and threaded holes are formed in the positioning seat (9); the column nest (6) upper end integrated design has column nest locating plate (11), and column nest locating plate (11) can install just between two limiting plates (10) to support through positioning seat (9), column nest locating plate (11) and positioning seat (9) are connected through bolt (5), thereby will column nest (6) detachable installs in base main part (4).

3. The hydraulic bracket base with the column nest easy to disassemble and assemble as claimed in claim 2, wherein: a lining plate (8) is fixed between the cylindrical sleeve (7) and the positioning seat (9), and the cylindrical sleeve (7) is firmly fixed on the base main body (4) through the lining plate (8).

4. The hydraulic bracket base with the column nest easy to disassemble and assemble as claimed in claim 1, wherein: a plurality of vertical plates (13) used for supporting the cylindrical sleeve (7) are fixed on the outer side of the cylindrical sleeve (7), and the vertical plates (13) are fixed in the base main body (4).

5. The hydraulic bracket base with the column nest easy to disassemble and assemble as claimed in claim 2, wherein: two handles (12) which are convenient to lift are fixedly connected to the column nest positioning plate (11).