CN205591951U - Strut leading section of actual mining roadway from moving formula hydraulic equipment - Google Patents

Abstract

The utility model discloses a self-moving hydraulic equipment for supporting the advanced section of mining roadway. The self-moving hydraulic equipment is composed of a plurality of sub-supports, and each sub-support consists of a hydraulic base, a telescopic hydraulic column, a top beam, a push jack, Double-acting anti-fall jack constitutes. Two hydraulic bases are arranged directly under the top beam of each sub-support, and the hydraulic bases are respectively located directly under the two ends of the top beam. The telescopic hydraulic column is hinged between the top beam and the hydraulic base. Two double-action anti-fall jacks are arranged between the top beams of two adjacent sub-supports, and two moving jacks are arranged between the hydraulic bases of two adjacent sub-supports. Telescopic hydraulic columns, double-acting anti-fall jacks, and push jacks are all connected to the hydraulic control system. When the frame needs to be moved, the end bracket is lowered to a suitable position through the hydraulic control system, and then moved by the push jack to avoid manual handling and improve It increases work efficiency and increases the safety of underground work.

Description

A self-moving hydraulic equipment for the advanced section of supporting mining roadway

technical field

The utility model relates to a hydraulic support equipment, in particular to a self-moving hydraulic equipment for supporting the leading section of a mining roadway.

Background technique

When the working face is mined, it will have a great impact on the mining roadway, so it is necessary to support the roadway affected by the dynamic pressure in advance. The range of support should meet the requirements of the regulations, and the specific implementation should be determined according to the range of influence of the leading pressure on the working face. At present, the advanced support is mostly single hydraulic prop with hinged top beam, combined support of bolt and anchor cable, end support, double-row wooden prop and beam support, etc. These support methods not only affect the coal mining efficiency of the coal mining face, but also have great potential safety hazards. At present, the development trend of coal mining is mainly mechanization. The development of a safe and efficient advanced support method is of great significance to the economic and social benefits of coal mines.

Contents of the invention

In order to solve the deficiency of the support in the advanced section of the existing recovery roadway, the utility model provides a self-moving hydraulic support equipment for the support in the advanced section of the mining roadway, which shortens the support time and improves the mining efficiency of the coal mine, making the coal mine safer during mining .

In order to achieve the above purpose, the utility model adopts the following technical solutions: the self-moving hydraulic equipment is composed of a plurality of sub-supports, and each sub-support is composed of a hydraulic base, a telescopic hydraulic column, a top beam, a push jack, and a double-acting anti-fall jack. There is one hydraulic base directly below the two ends of the top beam, the telescopic hydraulic column is provided between the top beam and the hydraulic base, and the telescopic hydraulic column is provided between the top beams of the two adjacent sub-supports. For the double-acting anti-fall jack, the push jack is provided between the hydraulic bases of two adjacent sub-supports. The telescopic hydraulic column, the double-act anti-fall jack, and the push jack are all connected to each other The hydraulic control system is connected, and the connection between the sub-supports of this technology and the connection inside each sub-support are all detachable connections.

Further, each sub-support has two hydraulic bases, the hydraulic bases are respectively located directly below the two ends of the top beam, each of the hydraulic bases is an integral rigid base, and the hydraulic bases of each sub-support The line connecting the center points of the base, the axis of the telescopic hydraulic column, and the center line of the top beam are located on the same vertical plane.

Further, the top and bottom of the telescopic hydraulic column are respectively hinged to the top beam and the hydraulic base, and the lifting is realized through a hydraulic control system.

Further, two pushing jacks are provided between every two adjacent sub-supports for moving forward sub-supports, and their two ends are respectively hinged to the sides of the hydraulic bases of two adjacent sub-supports.

Further, two double-acting anti-fall jacks are provided between every two adjacent sub-supports to prevent the support from overturning when the frame is moved and supported. hinged.

Compared with the prior art, the utility model has the advantages of:

(1) The utility model is a self-moving hydraulic equipment for supporting the leading section of the mining roadway. Through the mutual cooperation between the hydraulic base, the telescopic hydraulic column and the top beam, the support of the leading section of the mining roadway is realized.

(2) The utility model is a self-moving hydraulic equipment for the advanced section of the supporting mining roadway, which adopts a detachable installation method, which is convenient for disassembly and transportation.

(3) The utility model is a self-moving hydraulic equipment for the advanced section of the supporting mining roadway, which realizes the lifting and moving of each support through the hydraulic control system, avoids manual handling, and improves work efficiency.

(4) A kind of self-moving hydraulic equipment in the advanced section of supporting mining roadway of the present invention does not require staff to move the frame, which increases the safety of underground work.

(5) A kind of self-moving hydraulic equipment in the advanced section of the supporting mining roadway of the present invention accelerates the construction process of coal mine mechanization and modernization, and conforms to the development trend of coal mine development using mechanization and modernization instead of manpower.

Description of drawings

Fig. 1 is a front view of a self-moving hydraulic equipment for the advanced section of the supporting mining roadway of the present invention.

Fig. 2 is a left side view of a self-moving hydraulic equipment for the advanced section of the supporting mining roadway of the present invention.

Fig. 3 is a top view of a self-moving hydraulic equipment for the advanced section of the supporting mining roadway of the present invention.

Fig. 4 is a walking demonstration diagram of a self-moving hydraulic equipment in the advanced section of the supporting mining roadway of the present invention.

In the figure: 1-hydraulic base 2-telescopic hydraulic column 3-top beam 4-moving jack 5-double-acting anti-fall jack

detailed description

The implementation of the present utility model will be further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

In conjunction with Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a self-moving hydraulic equipment for supporting the advanced section of the mining roadway includes several sub-supports arranged in sequence. The utility model adopts four-component supports (in the figure, A, B, C, D named) for specific instructions.

The utility model provides a self-moving hydraulic equipment for the advanced section of the supporting mining roadway, which is composed of a plurality of sub-supports, and each sub-support consists of a hydraulic base (1), a telescopic hydraulic column (2), a top beam (3), a pushing Jack (4) and double-acting anti-fall jack (5), the two ends of the telescopic hydraulic column (2) are respectively hinged with the top beam (3) and the hydraulic base (1). The line connecting the center points of the hydraulic base (1), the axis of the telescopic hydraulic column (2) and the center line of the top beam (3) are located on the same vertical plane. The front and rear sub-brackets are connected through the push jack (4) and the double-acting anti-fall jack (5), and the push jack (4) is hinged with the corresponding hydraulic base (1) of the front and rear sub-brackets, so The double-acting anti-fall jack (5) is hinged with the top beam (3) of the front and rear sub-supports. Each sub-bracket is detachable. When using it in the mine, you only need to transport the parts of the sub-bracket to the mine for installation, and then disassemble and transport it out after use.

The utility model provides a self-moving hydraulic equipment for the advanced section of the supporting mining roadway, and the moving mode in the working state:

The telescopic hydraulic column (2) of the A bracket is contracted by the hydraulic control system to lower the top beam (3) of the A bracket to a suitable position, and the moving jack (4) between the A and B sub-supports pushes A The hydraulic base (1) of the support moves, and after the support A moves to a suitable position, the telescopic hydraulic column (2) of the support A is raised to make the top beam (3) support the top plate; the contraction of the support B The telescopic hydraulic column (2) lowers the top beam (3) of the B support to an appropriate position, and the push jack (4) between the B and C sub-supports pushes the hydraulic base (1) of the B support to carry out After the bracket B moves to a suitable position, raise the telescopic hydraulic column (2) of the B bracket so that the top beam (3) supports the top plate; the C and D sub-supports move to the appropriate position according to the above steps in order to achieve the whole Movement of support equipment.

The embodiments of the invention have been presented for purposes of illustration and description, but are not intended to be exhaustive or to limit the invention to the forms disclosed. Many modifications and changes will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to better illustrate the principle and practical application of the invention, and to enable those of ordinary skill in the art to understand the invention and design various embodiments with various modifications suitable for particular purposes.

Claims (5)

1. a supporting stope drift active workings advanced section self moving hydraulic equipment, it is characterized in that: self moving hydraulic equipment is made up of multiple sub-stents, each sub-stent is by hydraulic base, telescopic hydraulic column, back timber, advancing jack, the anti-down jack of double acting is constituted, a described hydraulic base it is respectively arranged with immediately below described back timber two ends, described telescopic hydraulic column it is provided with between described back timber and described hydraulic base, the anti-down jack of described double acting it is provided with between the described back timber of two adjacent sub-stents, it is provided with described advancing jack between the described hydraulic base of two adjacent sub-stents, described telescopic hydraulic column, the anti-down jack of described double acting, described advancing jack is all connected with hydraulic control system, connecting between each sub-stent of this equipment all uses detachable connection with the connection within each sub-stent.

A kind of supporting stope drift active workings advanced section self moving hydraulic equipment the most according to claim 1, it is characterized in that: each sub-stent has two described hydraulic bases, described hydraulic base lays respectively at the underface of described back timber two ends, each described hydraulic base is integral rigidity base, and described in each sub-stent, the line of hydraulic base central point, described telescopic hydraulic column axis, described back timber centrage are positioned at same vertical guide.

A kind of supporting stope drift active workings advanced section self moving hydraulic equipment the most according to claim 1, it is characterised in that: described telescopic hydraulic column top and bottom are hinged with described back timber and described hydraulic base respectively, realize its lifting by hydraulic control system.

A kind of supporting stope drift active workings advanced section self moving hydraulic equipment the most according to claim 1, it is characterized in that: the described advancing jack that passage sub-stent moves ahead is furnished with two between every two adjacent sub-stents, and the described hydraulic base of its two ends sub-stent adjacent with two respectively is hinged at.

A kind of supporting stope drift active workings advanced section self moving hydraulic equipment the most according to claim 1, it is characterized in that: the anti-down jack of described double acting that when preventing from moving frame and supporting, support topples is equipped with two between every two adjacent sub-stents, and the described back timber of its two ends sub-stent adjacent with two respectively is hinged at.