CN211950531U

CN211950531U - Mine mining safety protection device

Info

Publication number: CN211950531U
Application number: CN202020674395.4U
Authority: CN
Inventors: 刘勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2020-11-17
Anticipated expiration: 2030-04-28

Abstract

The utility model discloses a mine mining safety device belongs to mine mining field. The mine mining safety protection device comprises a bottom plate and a top plate, wherein a connecting shaft is arranged at the middle position of the bottom plate, a chain is nested on the outer side of the connecting shaft, one end of a screw rod is connected to the end of the chain, a first sleeve is nested at the other end of the screw rod, a second sleeve is arranged on the outer side of the first sleeve, one end of a supporting rod is fixed to the upper surface of the bottom plate, a third sleeve is connected to the other end of the supporting rod, the top plate is mounted above the bottom plate, a connecting block penetrates through the inside of the top plate, a limiting groove is formed in the outer wall of the connecting block, a limiting rod penetrates through the inside of the limiting groove, a spring is nested on the outer side of the limiting rod, a fixing rod is fixed to the upper surface of the top plate, and; the utility model discloses the effect of protection is better to the degree of difficulty that whole split was overhauld or was accomodate is lower.

Description

Mine mining safety protection device

Technical Field

The utility model relates to a mine mining technical field especially relates to mine mining safety device.

Background

When people's daily life and industrial production, need utilize coal, can play the effect of power supply and heating through coal, coal need exploit in the mine before the use, because the mountain body in mine receives the easy landslide of exploitation influence, consequently need utilize safety device, current safety device is when using, is not convenient for carry out the altitude mixture control according to the position of difference, and the degree of difficulty of whole dismantlement is great, has reduced the practicality of device.

Through retrieval, a patent with the Chinese patent authorization number of CN201920041827.5 discloses a supporting safety protection device for underground mining, which comprises a device body, a width bearing column, an inclined supporting plate, a stress adjusting column, a rockfall protective net, a height adjusting column, a fixed limiting column, a width adjusting column, a reinforcing connecting plate, a stress supporting column and a reinforcing connecting column. The supporting safety protection device for underground mining in the patent has the following defects: the degree of difficulty of dismantling the maintenance when using is great, is not convenient for dismantle after the use and accomodates, has increased the use degree of difficulty of device.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art and being not convenient for carry out altitude mixture control according to the position of difference, the degree of difficulty of whole dismantlement is great, has reduced the problem of the practicality of device, and the mine mining safety device who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the mine mining safety protection device comprises a bottom plate and a top plate, wherein a connecting shaft is arranged in the middle of the bottom plate, a chain is nested outside the connecting shaft, and the end of the chain is connected with one end of a screw rod, the other end of the screw rod is nested with a first sleeve, and the outer side of the first sleeve is provided with a second sleeve, one end of a supporting rod is fixed on the upper surface of the bottom plate, the other end of the supporting rod is connected with a third sleeve, the top plate is arranged above the bottom plate, a connecting block penetrates through the inside of the top plate, the outer wall of the connecting block is provided with a limiting groove, a limiting rod penetrates through the limiting groove, the outer side of the limiting rod is nested with a spring, the upper surface of the top plate is fixed with a fixed rod, and the middle position of the top plate is provided with a storage box, and a supporting plate is fixed at the end of the fixing rod, and a rubber guard plate is arranged above the supporting plate.

Preferably, the number of the screw rods is 2, and the screw rods are in threaded connection with the first sleeve.

Preferably, the second sleeve is connected with the first sleeve in a clamping mode, and the second sleeve is symmetrically arranged relative to the axis of the screw rod.

Preferably, a lifting installation structure is formed between the top plate and the bottom plate, and the top plate and the bottom plate are arranged in parallel.

Preferably, a sliding installation structure is formed between the limiting rod and the top plate through a spring, and the limiting rod is connected with the connecting block in a clamping mode.

Preferably, the fixing rods are distributed at the bottom of the supporting plate at equal intervals, and the supporting plate is tightly attached to the rubber guard plate.

Compared with the prior art, the utility model provides a mine mining safety device possesses following beneficial effect:

1. according to the mine mining safety protection device, the symmetrically arranged screw rods are used, after the device is moved to a proper position, the supporting unit is adjusted according to the height requirement in a mine, the connecting shaft is manually rotated, and after the connecting shaft is rotated, the screw rods can be driven by the chains to rotate;

2. this mine mining safety device has set up the rubber backplate of rubber material through the top of device, and the rubber backplate can play the effect of strutting to the mine inside, and when the device finishes using needs to dismantle, manual with the gag lever post to the epirelief, the roof does not receive the effort of being fixed after that to this can dismantle the roof, so that accomodate or carry the device.

Drawings

Fig. 1 is an overall front view structural schematic diagram of the mine mining safety protection device provided by the utility model;

fig. 2 is an overall side view schematic structural diagram of the mine mining safety protection device provided by the utility model;

fig. 3 is a schematic view of a connection structure of a second sleeve and a bottom plate of the safety protection device for mining of mines provided by the utility model;

fig. 4 is the utility model provides a mine mining safety device's enlarged structure schematic diagram of a department in fig. 1.

In the figure: the device comprises a base plate 1, a connecting shaft 2, a chain 3, a lead screw 4, a first sleeve 5, a second sleeve 6, a supporting rod 7, a third sleeve 8, a top plate 9, a connecting block 10, a limiting groove 11, a limiting rod 12, a spring 13, a fixing rod 14, a supporting plate 15, a rubber guard plate 16 and a storage box 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, the mine mining safety protection device comprises a bottom plate 1, a connecting shaft 2, a chain 3, a screw rod 4, a first sleeve 5, a second sleeve 6, a supporting rod 7, a third sleeve 8, a top plate 9, a connecting block 10, a limiting groove 11, a limiting rod 12, a spring 13, a fixing rod 14, a supporting plate 15, a rubber guard plate 16 and a storage box 17, wherein the connecting shaft 2 is arranged at the middle position of the bottom plate 1, the chain 3 is nested outside the connecting shaft 2, the end of the chain 3 is connected with one end of the screw rod 4, the first sleeve 5 is nested at the other end of the screw rod 4, the second sleeve 6 is arranged outside the first sleeve 5, one end of the supporting rod 7 is fixed on the upper surface of the bottom plate 1, the other end of the supporting rod 7 is connected with the third sleeve 8, the top plate 9 is arranged above the bottom plate 1, the connecting block 10 penetrates through the top plate 9, the limiting groove, a limiting rod 12 penetrates through the limiting groove 11, a spring 13 is nested on the outer side of the limiting rod 12, a fixing rod 14 is fixed on the upper surface of the top plate 9, a storage box 17 is arranged at the middle position of the top plate 9, a supporting plate 15 is fixed at the end of the fixing rod 14, and a rubber protective plate 16 is arranged above the supporting plate 15;

2 screw rods 4 are symmetrically arranged about the axis of the bottom plate 1, the screw rods 4 are in threaded connection with the first sleeve 5, and when the connecting shaft 2 is manually rotated, the connecting shaft 2 can drive the symmetrically arranged screw rods 4 to rotate through the chain 3, so that the top plate 9 can be driven to move upwards;

the second sleeve 6 is connected with the first sleeve 5 in a clamping manner, the second sleeve 6 is symmetrically arranged relative to the axis of the screw rod 4, the first sleeve 5 can be ensured to be installed stably through the clamping connection, and the situation of rotation or inclination cannot occur;

a lifting installation structure is formed between the top plate 9 and the bottom plate 1, the top plate 9 and the bottom plate 1 are arranged in parallel, and the top plate 9 can be driven by the first sleeve 5 to move upwards, so that the device can be adjusted according to different mines, and the use limitation of the device is reduced;

the limiting rod 12 and the top plate 9 form a sliding installation structure through a spring 13, the limiting rod 12 is connected with the connecting block 10 in a clamping mode, when the top plate 9 needs to be disassembled, the limiting rod 12 is manually stretched outwards, and the top plate 9 is free of limited acting force, so that the top plate 9 can be disassembled, and the device can be conveniently disassembled, stored or transported and moved;

the fixing rods 14 are distributed at the bottom of the supporting plate 15 at equal intervals, the supporting plate 15 is tightly attached to the rubber guard plate 16, the fixing rods 14 distributed at equal intervals can support the supporting plate 15 and the rubber guard plate 16, and therefore the installation stability of the rubber guard plate 16 can be improved.

In the utility model, when the device needs to be used, the device is moved to a proper position, then the connecting shaft 2 is manually rotated, when the connecting shaft 2 is rotated, the screw rod 4 can be driven to rotate by the chain 3, after the screw rod 4 is rotated, the first sleeve 5 can move upwards under the limited acting force, thereby driving the top plate 9 to move upwards, and drives the rubber guard plate 16 to rise to contact with the top of the mine, thereby achieving the effect of supporting the mine, meanwhile, the support rod 7 and the third sleeve 8 can play a role in supporting, when the device is used, the limiting rod 12 is manually stretched outwards, when the limiting rod 12 is stretched outwards and can be separated from the inner part of the limiting groove 11, the top plate 9 is not subjected to the fixed acting force, then, the top plate 9 can be detached, so that the whole device can be detached or moved in a conveying manner, and the using difficulty of the device is reduced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Mine mining safety protection device, including bottom plate (1) and roof (9), its characterized in that, the intermediate position of bottom plate (1) is provided with connecting axle (2), and the outside nestification of connecting axle (2) has chain (3), and the end department of chain (3) is connected with the one end of lead screw (4), the other end nestification of lead screw (4) has first sleeve pipe (5), and the outside of first sleeve pipe (5) is provided with second sleeve pipe (6), the last fixed surface of bottom plate (1) has the one end of bracing piece (7), and the other end of bracing piece (7) is connected with third sleeve pipe (8), roof (9) are installed in the top of bottom plate (1), and the inside of roof (9) runs through has connecting block (10) to the outer wall of connecting block (10) has seted up spacing groove (11), spacing pole (12) have been run through to the inside of spacing groove (11), and spring (13) are nested in the outer side of limiting rod (12), fixing rod (14) are fixed on the upper surface of top plate (9), storage box (17) are arranged at the middle position of top plate (9), supporting plate (15) is fixed at the end of fixing rod (14), and rubber guard plate (16) is arranged above supporting plate (15).

2. The mine mining safety guard of claim 1, characterized in that the lead screw (4) is symmetrically arranged with 2 about the axis of the base plate (1), and the lead screw (4) is in threaded connection with the first sleeve (5).

3. The mine mining safety shield according to claim 1, characterized in that there is a snap-fit connection between the second sleeve (6) and the first sleeve (5), and the second sleeve (6) is symmetrically arranged about the axis of the screw (4).

4. The mine mining safety guard of claim 1, characterized in that a lifting installation structure is formed between the top plate (9) and the bottom plate (1), and the top plate (9) and the bottom plate (1) are arranged in parallel.

5. The mine mining safety device of claim 4, wherein the limiting rod (12) and the top plate (9) form a sliding installation structure through a spring (13), and the limiting rod (12) is in clamping connection with the connecting block (10).

6. The mine mining safety guard of claim 4, wherein the fixing rods (14) are distributed at equal intervals at the bottom of the support plate (15), and the support plate (15) is tightly attached to the rubber guard plate (16).