CN213450495U - Safety device for coal mining - Google Patents

Abstract

The utility model discloses a safety device for coal mining, including supporting leg and locating rack, the universal wheel is installed to the bottom of supporting leg, and the internally mounted of supporting leg has the expansion bracket to the outer wall connection of supporting leg has the hydraulic stem, the locating rack is installed in the top outer wall of supporting leg, and the outer wall of locating rack is fixed with the fixation clamp, and the top outer wall nestification of locating rack has the fixed slot, the locating lever has been run through to the inside of spacing cassette, and the outer wall connection of locating lever has the fixed plate, and the inner wall of fixed plate is provided with the bracing piece, the light is installed at the top of bracing piece, and the top of light is provided with the protection casing. Through setting up the light, throw light on pit inside, the staff of being convenient for can't observe the condition in the mine hole, and at the top installation protection casing of light, prevents to install and receives the interference of bad weather at open air light, also prevents to install the ore interference that the pit top dropped is avoided at the inside light in pit.

Description

Safety device for coal mining

Technical Field

The utility model belongs to the technical field of safety device for coal mining, concretely relates to safety device for coal mining.

Background

Safety device for coal mining uses in coal mining work, because the volume of exploiting is huge, and the transportation distance in colliery is longer, consequently can all set up the rail guard on coal mining both sides of road, prevents that personnel from touching the colliery, also is convenient for protect coal mining transportation.

Safety device is used in coal mining on the market, most simple structure does not have the light, can't throw light on in the mine hole, and the staff can't observe the condition in the mine hole, and the unable flexible nothing of safety protection fence dismantles, consequently when the construction, comparatively loaded down with trivial details to safety protection fence's installation, reduces the problem that the staff used and feels, for this reason, we have provided a safety device for coal mining.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safety device for coal mining to solve the most simple structure who proposes in the above-mentioned background art, do not have the light, can't throw light on in the mine cave, the staff can't observe the condition in the mine cave, and the unable flexible nothing of safety protective guard dismantles, consequently when the construction, comparatively loaded down with trivial details to the installation of safety protective guard, reduces the problem that the staff used and feels.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a safety device for coal mining, includes supporting leg and locating rack, the universal wheel is installed to the bottom of supporting leg, and the internally mounted of supporting leg has the expansion bracket to the outer wall connection of supporting leg has the hydraulic stem, the locating rack is installed in the top outer wall of supporting leg, and the outer wall of locating rack is fixed with the fixation clamp, and the top outer wall nestification of locating rack has the fixed slot, and the outer wall connection of fixed slot has spacing cassette simultaneously, the locating lever has been run through to the inside of spacing cassette, and the outer wall connection of locating lever has the fixed plate to the inner wall of fixed plate is provided with the bracing piece, the light is installed at the top of bracing piece, and the top of.

Preferably, the supporting legs are in sliding connection with the telescopic frame, the telescopic frame is symmetrically arranged relative to the transverse center line of the supporting legs, and the supporting legs on the two sides of the telescopic frame form a telescopic structure through the telescopic frame.

Preferably, the positioning frame is connected with the fixing clamp in a clamping manner, and the positioning frame and the limiting clamping seat form a detachable structure through a fixing groove.

Preferably, the two limiting clamping seats are in threaded connection with the positioning rod, and the two limiting clamping seats are rotatably arranged about the central point of the supporting rod.

Preferably, the positioning rod and the fixed plate form a rotating structure through a rotating bearing at the joint of the positioning rod and the fixed plate, and the inner wall of the fixed plate is tightly attached to the outer wall of the supporting rod.

Preferably, the support rod is in screw fastening connection with the illuminating lamp, and the illuminating lamp is connected with a mains supply through a wire.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up the light, throw light on to the pit inside, the condition in the hole of being convenient for staff can't observe, and install the protection casing at the top of light, can prevent to install the light in the open air and receive the interference of bad weather, also can prevent to install the light in the pit and avoid the interference of the ore that the pit top dropped;

2. the utility model discloses a set up the expansion bracket, make the distance increase between the supporting leg to make staff's protection area increase, through setting up the hydraulic stem, the length of hydraulic stem also constantly increases when making the distance increase between the supporting leg, fixes a position through the hydraulic stem to the position between the supporting leg, prevents that the supporting leg is no longer on the same straight line, makes the expansion bracket take place to buckle, influences the use of expansion bracket.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic top view of the support rod of the present invention;

fig. 3 is a schematic side view of the positioning frame of the present invention.

In the figure: 1. supporting legs; 2. a universal wheel; 3. a telescopic frame; 4. a hydraulic lever; 5. a positioning frame; 6. a fixing clip; 7. fixing grooves; 8. a limiting clamping seat; 9. positioning a rod; 10. a fixing plate; 11. a support bar; 12. an illuminating lamp; 13. a shield.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a safety protection device for coal mining comprises a supporting leg 1, a universal wheel 2, an expansion bracket 3, a hydraulic rod 4, a positioning bracket 5, a fixing clamp 6, a fixing groove 7, a limiting clamping seat 8, a positioning rod 9, a fixing plate 10, a supporting rod 11, a lighting lamp 12 and a protective cover 13, wherein the universal wheel 2 is installed at the bottom of the supporting leg 1, the expansion bracket 3 is installed inside the supporting leg 1, the hydraulic rod 4 is connected with the outer wall of the supporting leg 1, the positioning bracket 5 is installed on the outer wall of the top of the supporting leg 1, the fixing clamp 6 is fixed on the outer wall of the positioning bracket 5, the fixing groove 7 is nested on the outer wall of the top of the positioning bracket 5, the limiting clamping seat 8 is connected with the outer wall of the fixing groove 7, the positioning rod 9 penetrates through the inside of the limiting clamping seat 8, the outer wall of the positioning rod 9 is connected with the fixing, and a protective cover 13 is provided on the top of the illumination lamp 12.

In the embodiment, the supporting legs 1 are in sliding connection with the telescopic frames 3, the telescopic frames 3 are symmetrically arranged about the transverse central line of the supporting legs 1, the supporting legs 1 on the two sides of the telescopic frames 3 form a telescopic structure through the telescopic frames 3, and the telescopic frames 3 slide in the supporting legs 1, so that the included angle between the telescopic frames 3 is reduced, the distance between the telescopic frames 3 is increased, the protection area of the device is increased, and the purpose that the supporting legs 1 on the two sides of the telescopic frames 3 form the telescopic structure through the telescopic frames 3 is achieved;

the positioning frame 5 is connected with the fixing clamp 6 in a clamping manner, the positioning frame 5 and the limiting clamping seat 8 form a detachable structure through the fixing groove 7, the position of the limiting clamping seat 8 is determined through the clamping connection between the fixing clamp 6 and the positioning frame 5, the positioning frame 5 and the limiting clamping seat 8 are conveniently detached and installed through the clamping connection between the positioning frame 5 and the fixing groove 7, the positioning frame 5 is conveniently fixed in position, and the position deviation of the positioning frame 5 is prevented;

the limiting clamping seat 8 is in threaded connection with the positioning rod 9, the two limiting clamping seats 8 are arranged in a rotating mode relative to the central point of the supporting rod 11, the supporting rod 11 is prevented from inclining, and due to the fact that the limiting clamping seat 8 is in threaded connection with the positioning rod 9, the inner wall of the fixing plate 10 of the limiting clamping seat is tightly attached to the outer wall of the supporting rod 11 through rotation of the positioning rod 9, and the position of the supporting rod 11 is fixed;

the positioning rod 9 and the fixing plate 10 form a rotating structure through a rotating bearing at the joint of the positioning rod 9 and the fixing plate 10, the inner wall of the fixing plate 10 is tightly attached to the outer wall of the supporting rod 11, so that the position of the supporting rod 11 is positioned, the supporting rod 11 is prevented from inclining, and the rotating bearing is arranged between the positioning rod 9 and the fixing plate 10, so that when the positioning rod 9 rotates, the fixing plate 10 can move linearly, and the fixed plate 10 is tightly attached to the supporting rod 11;

for screw fastening connection between bracing piece 11 and the light 12, and light 12 passes through wire and mains connection, through wire with light 12 and mains connection, make its light 12 can last stable work, through screw fastening connection between bracing piece 11 and the light 12, fix light 12, also be convenient for change and maintain light 12.

The working principle is as follows: for the safety protection device for coal mining, firstly, after the device is moved to a designated place, the supporting legs 1 are vertically placed on the ground, one of the limit clamping seats 8 is taken out, the limit clamping seat 8 is connected with one of the positioning frames 5, the position of the limit clamping seat 8 is determined through the clamping connection between the fixing clamp 6 and the positioning frame 5, the positioning frame 5 is connected with the fixing groove 7 in a clamping way, the fixing groove 7 is tightly connected through screws, the disassembly and the assembly between the positioning frame 5 and the limit clamping seat 8 are convenient, the position of the positioning frame 5 is also convenient to be fixed, the position deviation of the positioning frame 5 is prevented, the other limit clamping seat 8 is taken out, the other limit clamping seat is rotated 180 degrees about the central point of the supporting rod 11, the position deviation is prevented, the other limit clamping seat is connected with the next positioning frame 5, the supporting legs 1 are mutually connected, and the safety of workers is protected, the support rod 11 is placed inside the fixing plate 10, the limiting clamping seat 8 is in threaded connection with the positioning rod 9, the positioning rod 9 is rotated, the inner wall of the fixing plate 10 is tightly attached to the outer wall of the support rod 11, the support rod 11 is fixed, the illuminating lamp 12 is connected with a mains supply through a wire, the illuminating lamp 12 can normally run and illuminate the interior of the mine pit, the protective cover 13 is installed at the top of the illuminating lamp 12, the illuminating lamp 12 installed outdoors can be prevented from being interfered by severe weather, and the illuminating lamp 12 installed inside the mine pit can be prevented from being interfered by ores falling from the top of the mine pit;

the outer wall of handheld locating rack 5 removes to one side, make the universal wheel 2 of 1 bottom of supporting leg at ground motion simultaneously, make the increase of distance between the supporting leg 1, slide in the inside of supporting leg 1 through expansion bracket 3, make the contained angle between the expansion bracket 3 reduce, make the distance between the expansion bracket 3 increase, thereby make the protection area increase of device, hydraulic stem 4 between the supporting leg 1 simultaneously, hydraulic stem 4 constantly increases when the distance increases between supporting leg 1, fix a position between the supporting leg 1, prevent that supporting leg 1 is no longer on the same straight line, make expansion bracket 3 take place the bending, the use that influences expansion bracket 3 has just so accomplished whole safety device for the coal mining.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims (6)

1. The utility model provides a safety device for coal mining, includes supporting leg (1) and locating rack (5), its characterized in that: universal wheel (2) are installed to the bottom of supporting leg (1), and the internally mounted of supporting leg (1) has expansion bracket (3) to the outer wall connection of supporting leg (1) has hydraulic stem (4), install in the top outer wall of supporting leg (1) locating rack (5), and the outer wall of locating rack (5) is fixed with fixation clamp (6), and the top outer wall nestification of locating rack (5) has fixed slot (7), and the outer wall connection of fixed slot (7) has spacing cassette (8) simultaneously, the inside of spacing cassette (8) is run through there is locating lever (9), and the outer wall connection of locating lever (9) has fixed plate (10), and the inner wall of fixed plate (10) is provided with bracing piece (11), light (12) are installed at the top of bracing piece (11), and the top of light (12) is provided with protection casing (13).

2. A safety shield apparatus for coal mining as claimed in claim 1, wherein: the supporting legs (1) are connected with the telescopic frames (3) in a sliding mode, the telescopic frames (3) are symmetrically arranged relative to the transverse center line of the supporting legs (1), and the supporting legs (1) on the two sides of the telescopic frames (3) form a telescopic structure through the telescopic frames (3).

3. A safety shield apparatus for coal mining as claimed in claim 1, wherein: the positioning frame (5) is connected with the fixing clamp (6) in a clamping mode, and the positioning frame (5) and the limiting clamp seat (8) form a detachable structure through the fixing groove (7).

4. A safety shield apparatus for coal mining as claimed in claim 1, wherein: the limiting clamping seats (8) are in threaded connection with the positioning rods (9), and the two limiting clamping seats (8) are rotatably arranged about the central point of the supporting rod (11).

5. A safety shield apparatus for coal mining as claimed in claim 1, wherein: the positioning rod (9) and the fixing plate (10) form a rotating structure through a rotating bearing at the joint of the positioning rod (9) and the fixing plate (10), and the inner wall of the fixing plate (10) is tightly attached to the outer wall of the supporting rod (11).

6. A safety shield apparatus for coal mining as claimed in claim 1, wherein: the support rod (11) is in screw fastening connection with the illuminating lamp (12), and the illuminating lamp (12) is connected with a mains supply through a wire.

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