CN211648215U

CN211648215U - Safety protection sleeve for anchor cable and anchor rod of coal mine

Info

Publication number: CN211648215U
Application number: CN202020007903.3U
Authority: CN
Inventors: 李强; 蒋加洪
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-03
Filing date: 2020-01-03
Publication date: 2020-10-09
Anticipated expiration: 2030-01-03

Abstract

The utility model discloses a colliery anchor rope, stock safety protection cover belongs to coal mine safety equipment technical field, which comprises a protective plate, the interior arc that has seted up of backplate leads to the groove, and the inside that interior arc led to the groove is provided with the sleeve pipe, the sheathed tube outside is provided with the arc limit, sheathed tube inside slidable mounting has the stock, the bottom threaded connection of stock has fixation nut. The utility model discloses utilize the inside interior arc of backplate to lead to the groove cooperation its inside lantern ring that has the arc limit, it rotates to lead to inslot portion including the arc for the sleeve pipe can, and install through the inside stock of siphunculus, make the stock can be on a parallel surface at the rock mass at the laminating of fixed in-process backplate, the protective effect to the stock has been improved, the setting of the inside mounting groove of backplate, through the inserted block on the inside L type pole of mounting groove and the L type pole, can insert the inside of rock mass with the inserted block at the in-process of backplate installation, the stability to the backplate has been improved.

Description

Safety protection sleeve for anchor cable and anchor rod of coal mine

Technical Field

The utility model relates to a safety protection cover especially relates to a colliery anchor rope, stock safety protection cover, belongs to mine safety device technical field.

Background

The anchor rod is the most basic component of roadway support in the contemporary coal mine, and the anchor rod consolidates the surrounding rocks of the roadway together to support the surrounding rocks, so that the existing anchor rod is not only used for mines, but also used in engineering technology to consolidate side slopes, tunnels and dam bodies, the anchor rod is used as one of the main support forms of underground engineering and demonstration of side slopes, plays a role of traditional Chinese medicine for maintaining the stability of civil engineering, and particularly has an obvious reinforcing effect on rock masses in jointed fractured rock masses;

and need to be right through the lag at the fixed in-process of stock and will block you to increase the stability of tip, but traditional protective sheath is because stock male inclination is different at the in-process that uses, because always perpendicular with the stock at slope male in-process lag, consequently the situation that sticks up can appear in fixed in-process one end, can't thoroughly laminate with the stratum, has reduced protection stability, and fixation nut self lacks fixed establishment after stabilizing the lag, causes the not hard up of lag easily, consequently, the utility model provides a coal mine anchor rope, stock safety protection cover in order to solve the problem that exists among the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a colliery anchor rope, stock safety protection cover to solve among the prior art lag and can't thoroughly laminate with the rock mass, and the relatively poor problem of stability of lag.

The purpose of the utility model can be achieved by adopting the following technical scheme:

the utility model provides a colliery anchor rope, stock safety protection cover, includes the backplate, the logical groove of interior arc has been seted up to the inside of backplate, and the inside that the logical groove of interior arc is provided with the sleeve pipe, the sheathed tube outside is provided with the arc limit, sheathed tube inside slidable mounting has the stock, the bottom threaded connection of stock has fixation nut, and fixation nut's outside symmetry is fixed with the cable wire, and all installs fixed establishment on the cable wire.

Preferably: the mounting groove has evenly been seted up to the inside of backplate, and the inside of mounting groove all articulates there is L type pole, the inside of mounting groove all is fixed with the spring, and spring and L type pole fixed connection, the one end that the spring was kept away from to L type pole inboard all is fixed with the inserted block.

Preferably: the fixing mechanism comprises a first inserted bar, a bolt and a second inserted bar, the first inserted bar is fixedly connected with the steel cable, the bolt is installed on the internal thread of the first inserted bar, a pressing block is movably installed at the inner top of the first inserted bar, the top of the pressing block is hinged to the second inserted bar, and a through hole matched with the second inserted bar is formed in the first inserted bar.

Preferably: the L-shaped rods are provided with four groups, and the included angle between every two adjacent L-shaped rods is 90 degrees.

Preferably: the top end of the first inserted bar is conical.

Preferably: and anti-skid grains are uniformly arranged on the outer side of the fixing nut.

The utility model has the advantages that:

the utility model provides a pair of coal mine anchor rope, stock safety protection cover, utilize the inside interior arc of backplate to lead to the groove cooperation its inside lantern ring that has the arc limit, it rotates to lead to inslot portion including making the sleeve pipe, and install through the inside stock of siphunculus, make the stock can be on a parallel surface at the rock mass at the laminating of fixed in-process backplate, the protective effect to the stock has been improved, the setting of the inside mounting groove of backplate, through the inserted block on the inside L type pole of mounting groove and the L type pole, can insert the inside of rock mass with the inserted block at the in-process of backplate installation, the stability to the backplate has been improved, last fixed establishment's of fixation nut setting, make the device after fixed the completion, fixation nut's stability can be ensured, prevent not hard up of backplate effectively.

Drawings

FIG. 1 is a view of the anchor rod vertical installation structure of the present invention;

fig. 2 is a fixed mechanism diagram of the present invention;

fig. 3 is the inclined installation structure diagram of the anchor rod of the present invention.

In the figure: 1-guard plate, 2-inner arc through groove, 3-sleeve, 4-arc edge, 5-anchor rod, 6-fixing nut, 7-mounting groove, 8-L-shaped rod, 9-insert block, 10-spring, 11-steel cable, 12-fixing mechanism, 13-rock mass, 14-first insert rod, 15-bolt, 16-press block, 17-second insert rod and 18-through hole.

Detailed Description

In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-3, this embodiment provides a coal mine anchor cable, stock safety protection sleeve, including backplate 1, the interior arc that leads to groove 2 has been seted up to backplate 1's inside, and the inside that interior arc led to groove 2 is provided with sleeve pipe 3, and the outside of sleeve pipe 3 is provided with arc limit 4, and the inside slidable mounting of sleeve pipe 3 has stock 5, and the bottom threaded connection of stock 5 has fixation nut 6, and fixation nut 6's outside symmetry is fixed with cable wire 11, and all installs fixed establishment 12 on cable wire 11.

In this embodiment, as shown in fig. 1, mounting groove 7 has evenly been seted up to the inside of backplate 1, and the inside of mounting groove 7 all articulates there is L type pole 8, the inside of mounting groove 7 all is fixed with spring 10, and spring 10 and L type pole 8 fixed connection, the inboard one end of keeping away from spring 10 of L type pole all is fixed with inserted block 9, move near rock mass 13 through backplate 1, extrude the one end of L type pole 8, insert the inside of rock mass 13 with inserted block 9 on the L type pole 8, strengthen the stability between backplate 1 and the rock mass 13.

In this embodiment, as shown in fig. 1, the fixing mechanism 12 includes a first insertion rod 14, a bolt 15 and a second insertion rod 17, the first insertion rod 14 is fixedly connected to the steel cable 11, the bolt 15 is installed on the internal thread of the first insertion rod 14, a pressing block 16 is movably installed on the internal top of the first insertion rod 14, the top of the pressing block 16 is hinged to the second insertion rod 17, a through hole 18 matched with the second insertion rod 17 is formed in the first insertion rod 14, the fixing mechanism 12 is inserted into the fixing hole in the rock mass 13, then the bolt 15 is tightened to push the pressing block 16 to move, the first insertion rod 14 on the pressing block 16 extends out from the inside of the through hole 18 and is embedded into the rock mass 13, and the fixing nut 6 is fixed.

In the embodiment, as shown in fig. 1, four sets of L-shaped rods 8 are provided, and the included angle between adjacent L-shaped rods 8 is 90 °, so that the stability of the guard plate 1 is enhanced by the plurality of sets of the insertion blocks 9 on the L-shaped rods 8.

In this embodiment, as shown in fig. 1, the top ends of the first inserting rods 14 are tapered to facilitate the insertion of the fixing mechanism 12.

In this embodiment, as shown in fig. 1, the outer side of the fixing nut 6 is uniformly provided with anti-slip threads, so as to facilitate the installation and the detachment of the fixing nut 6.

As shown in fig. 1 to 3, the working process of the safety protection sleeve for the anchor cable and the anchor rod of the coal mine is as follows:

step 1: drilling a hole in a rock mass, putting an anchor rod 5 into the hole, injecting cement paste, penetrating the anchor rod 5 through a casing pipe 3, rotating the casing pipe 3 in an inner arc-shaped through groove 2 in the inclined installation process of the anchor rod 5 to ensure that a protection plate 1 is attached to the surface of the rock mass, screwing a fixing nut 6 on the anchor rod 5, extruding the protection plate 1, extruding one end of an L-shaped rod 8 when the protection plate 1 moves close to the rock mass 13, inserting an insert 9 on the L-shaped rod 8 into the rock mass 13, and enhancing the stability between the protection plate 1 and the rock mass 13;

step 2: after the guard plate 7 is attached to the rock body, the fixing mechanism 12 is inserted into a fixing hole in the rock body 13, then the bolt 15 is screwed to push the pressing block 16 to move, the first insertion rod 14 on the pressing block 16 extends out of the through hole 18 and is embedded into the rock body 13, and the fixing nut 6 is fixed.

The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.

Claims

1. The utility model provides a colliery anchor rope, stock safety protection cover which characterized in that: including backplate (1), interior arc logical groove (2) have been seted up to the inside of backplate (1), and the inside that interior arc leads to groove (2) is provided with sleeve pipe (3), the outside of sleeve pipe (3) is provided with arc limit (4), the inside slidable mounting of sleeve pipe (3) has stock (5), the bottom threaded connection of stock (5) has fixation nut (6), and the outside symmetry of fixation nut (6) is fixed with cable wire (11), and all installs fixed establishment (12) on cable wire (11).

2. The coal mine anchor cable and anchor rod safety protection sleeve as claimed in claim 1, wherein: mounting groove (7) have evenly been seted up to the inside of backplate (1), and the inside of mounting groove (7) all articulates there is L type pole (8), the inside of mounting groove (7) all is fixed with spring (10), and spring (10) and L type pole (8) fixed connection, the one end that spring (10) were kept away from to L type pole (8) inboard all is fixed with inserted block (9).

3. The coal mine anchor cable and anchor rod safety protection sleeve as claimed in claim 1, wherein: fixing mechanism (12) include first inserted bar (14), bolt (15) and second inserted bar (17), first inserted bar (14) and cable wire (11) fixed connection, bolt (15) are installed to the internal thread of first inserted bar (14), the interior top movable mounting of first inserted bar (14) has briquetting (16), and the top of briquetting (16) articulates there is second inserted bar (17), seted up on first inserted bar (14) with second inserted bar (17) matched with through-hole (18).

4. The coal mine anchor cable and anchor rod safety protection sleeve as claimed in claim 2, wherein: the L-shaped rods (8) are provided with four groups, and the included angle between every two adjacent L-shaped rods (8) is 90 degrees.

5. A coal mine anchor cable, anchor rod safety protective sheath as defined in claim 3, wherein: the top ends of the first inserting rods (14) are all conical.

6. The coal mine anchor cable and anchor rod safety protection sleeve as claimed in claim 1, wherein: and anti-skid grains are uniformly arranged on the outer side of the fixing nut (6).