CN218669417U

CN218669417U - Coal mine safety supporting device

Info

Publication number: CN218669417U
Application number: CN202223238466.4U
Authority: CN
Inventors: 王顺卿; 郝虎明
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-03-21
Anticipated expiration: 2032-12-02

Abstract

The utility model belongs to the technical field of the coal mine safety, a coal mine safety supporting device is disclosed, including the carriage, the carriage is provided with two, two all be provided with fixed establishment on the carriage, two swing joint has the collateral branch backplate, two all alternates at the upper frame wall middle part of carriage common fixedly connected with struts the roof between the upper end of collateral branch backplate, strut the equal fixedly connected with supporting mechanism of inner wall front portion, inner wall middle part and inner wall rear portion, two of roof the equal fixedly connected with bottom plate of lower extreme, two the mounting hole, two have all been opened to the upper end front portion and the upper end rear portion of bottom plate the equal fixedly connected with support bar in upper end left part and the upper end right part of bottom plate. A colliery safety support device, through setting up carriage and fixed establishment, the adjusting device's of being convenient for height improves the practicality, through setting up supporting mechanism, improves the effect of strutting of device, strengthens bearing capacity, is fit for using widely.

Description

Coal mine safety supporting device

Technical Field

The utility model relates to a coal mine safety technical field, in particular to coal mine safety supporting device.

Background

Coal mines in China are mainly mined underground, a large number of roadways need to be excavated underground, the supporting device is adopted to keep the roadways smooth and surrounding rocks stable, the supporting device has important significance for coal mine construction and safe production, the supporting device can support and protect the coal mining roadways, and the movement of the surrounding rocks is alleviated and reduced, so that the supporting device is widely used in the field of coal mine mining, and at least the following defects exist in the using process of the existing supporting device: 1. the height of the existing supporting device is fixed, and only a coal mine tunnel with the fixed height can be supported, so that the use requirement cannot be met, and the practicability is reduced; 2. the existing supporting device is used, and due to the fact that the supporting roof is uneven in stress, damage phenomena such as skew, bending and deformation easily occur, and therefore the supporting effect of the device is poor, potential safety hazards exist, and therefore the coal mine safety supporting device is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a colliery safety support device can effectively solve the problem in the background art.

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

the utility model provides a colliery safety support device, includes the carriage, the carriage is provided with two, two all be provided with fixed establishment on the carriage, two swing joint has the collateral branch backplate, two all alternates at the last frame wall middle part of carriage the roof is strutted to common fixedly connected with between the upper end of collateral branch backplate, strut the equal fixedly connected with supporting mechanism in inner wall front portion, inner wall middle part and the inner wall rear portion of roof, two the equal fixedly connected with bottom plate of lower extreme of carriage, two the mounting hole has all been opened, two to the anterior and upper end rear portion in upper end of bottom plate the upper end left part and the equal fixedly connected with support bar in upper end right part of bottom plate, and the opposite face of two support bars in left side and the opposite face of two support bars in right side respectively with the left end and the right-hand member fixed connection of two carriages.

Preferably, water-cooling mechanism includes the water-cooling case, a plurality of locating hole has all been opened at the preceding frame wall middle part and the back frame wall middle part of carriage, the lower frame wall front portion and the equal fixedly connected with jack in lower frame wall rear portion of carriage, and common fixedly connected with spacing between the upper end of two jacks, and the upper end of spacing and the lower extreme fixed connection of collateral branch backplate, open at the front end middle part of spacing has fixed orifices.

Preferably, the fixing mechanism comprises a fixing rod, a limiting rod is fixedly connected to the front end of the fixing rod in an inserting mode, spiral threads are carved on the rear portion of the outer surface of the fixing rod, and a fixing nut is connected to the rear portion of the outer surface of the fixing rod through spiral threads.

Preferably, the supporting mechanism includes a supporting rod, the lower left part and the lower right part of the supporting rod are fixedly connected with supporting blocks, the opposite surfaces of the two supporting blocks are fixedly connected with the opposite surfaces of the two side supporting plates respectively, the upper end of the supporting rod is fixedly connected with a plurality of reinforcing rods, a supporting plate is fixedly connected between the upper ends of the reinforcing rods together, the upper end of the supporting plate is fixedly connected with the inner wall of the supporting top plate, and the left end and the right end of the supporting rod are fixedly connected with the opposite surfaces of the two side supporting plates respectively.

Preferably, the diameter length of the fixing rod is consistent with the diameter length of the positioning hole and the diameter length of the fixing hole channel, and the internal structures of the two supporting frames are consistent.

Preferably, the supporting block sets up to the triangle-shaped structure, the up end of backup pad and support the roof and all set up to the arc structure.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. in the utility model, the support frame and the fixing mechanism are arranged, the support top plate can be pushed upwards and pulled downwards through the expansion and contraction of the jack, the height of the device can be flexibly adjusted, and then the fixing rod is sequentially inserted into the positioning hole and the fixing hole channel for fixing, so that the device can support coal mine tunnels with different heights, thereby the device can meet the use requirement and the practicability of the device is improved;

2. the utility model discloses in, through setting up supporting mechanism, support the roof through backup pad and a plurality of stiffeners, can strengthen the bearing capacity who struts the roof, improved the effect of strutting of device, avoid strutting the roof and lead to its destruction phenomena such as skew, bending, deformation to appear owing to the atress is uneven to prolonged the life who struts the roof, improved the security of this supporting device when using.

Drawings

Fig. 1 is a schematic view of the overall structure of a coal mine safety support device of the utility model;

fig. 2 is a schematic sectional view of a supporting frame of the coal mine safety supporting device of the present invention;

fig. 3 is a schematic view of the overall structure of the fixing mechanism of the coal mine safety support device of the present invention;

fig. 4 is the utility model relates to a coal mine safety supporting device's supporting mechanism overall structure schematic diagram.

In the figure: 1. a support frame; 2. a fixing mechanism; 3. a side branch guard plate; 4. supporting a top plate; 5. a support mechanism; 6. a base plate; 7. mounting holes; 8. a supporting strip; 9. positioning holes; 10. a jack; 11. a limiting strip; 12. a fixed pore channel; 21. fixing the rod; 22. a limiting rod; 23. helical thread; 24. fixing a nut; 51. a support bar; 52. a support block; 53. a reinforcing bar; 54. and a support plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a colliery safety support device, including carriage 1, carriage 1 is provided with two, all be provided with fixed establishment 2 on two carriages 1, swing joint has collateral branch backplate 3 all to alternate in the upper frame wall middle part of two carriages 1, roof 4 is strutted to common fixedly connected with between the upper end of two collateral branch backplate 3, it is anterior to strut the inner wall of roof 4, the equal fixedly connected with supporting mechanism 5 in inner wall middle part and inner wall rear portion, the equal fixedly connected with bottom plate 6 of lower extreme of two carriages 1, mounting hole 7 has all been opened to the upper end front portion and the upper end rear portion of two bottom plates 6, the equal fixedly connected with support bar 8 in upper end left part and the upper end right part of two bottom plates 6, and the opposite face of two support bars 8 in left side and the opposite face of two support bars 8 in right side respectively with the left end and the right-hand member fixed connection of two carriages 1.

In the embodiment, the middle part of the front frame wall and the middle part of the rear frame wall of the supporting frame 1 are both provided with a plurality of positioning holes 9, the front part of the lower frame wall and the rear part of the lower frame wall of the supporting frame 1 are both fixedly connected with jacks 10, the upper ends of the two jacks 10 are jointly and fixedly connected with a limiting strip 11, the upper end of the limiting strip 11 is fixedly connected with the lower end of the side-supporting guard plate 3, and the middle part of the front end of the limiting strip 11 is provided with a fixed pore 12; the fixing mechanism 2 comprises a fixing rod 21, the front end of the fixing rod 21 is fixedly connected with a limiting rod 22 in a penetrating mode, spiral threads 23 are carved on the rear portion of the outer surface of the fixing rod 21, and the rear portion of the outer surface of the fixing rod 21 is connected with a fixing nut 24 through the spiral threads 23 in a threaded mode; the diameter length of dead lever 21 is unanimous with the diameter length of locating hole 9 and the diameter length of fixed pore 12, makes dead lever 21 insert in proper order in locating hole 9 and fixed pore 12 carry out the joint fixed, and the inner structure of two carriage 1 is all unanimous, is convenient for carry out the altitude mixture control together to two collateral branch backplate 3 through the structure of two carriage 1 insides.

In this embodiment, the supporting mechanism 5 includes a supporting rod 51, the left part of the lower end and the right part of the lower end of the supporting rod 51 are both fixedly connected with the supporting blocks 52, the opposite surfaces of the two supporting blocks 52 are respectively and fixedly connected with the opposite surfaces of the two side supporting plates 3, the upper end of the supporting rod 51 is fixedly connected with a plurality of reinforcing rods 53, a supporting plate 54 is commonly and fixedly connected between the upper ends of the plurality of reinforcing rods 53, the upper end of the supporting plate 54 is fixedly connected with the inner wall of the supporting top plate 4, and the left end and the right end of the supporting rod 51 are respectively and fixedly connected with the opposite surfaces of the two side supporting plates 3; supporting shoe 52 sets up to the triangle-shaped structure, can play the reinforcing action to the junction of bracing piece 51 and collateral branch backplate 3 through supporting shoe 52, and what make to be connected between bracing piece 51 and the collateral branch backplate 3 is more firm, and the up end of backup pad 54 all sets up to the arc structure with strutting roof 4, makes backup pad 54 can laminate and strut roof 4 to the support effect to strutting roof 4 has been strengthened.

It should be noted that, the utility model relates to a coal mine safety supporting device, in the using process, firstly, the bottom plate 6 is well fixed with the ground installation of the coal mine tunnel through the mounting hole 7, then the fixing nut 24 is rotated to take it down, and the limiting rod 22 is pulled to take the fixing rod 21 out of the supporting frame 1, the limiting strip 11 is pushed upwards through the extension of the jack 10, the side supporting plate 3 pushes the supporting roof 4 upwards to prop against the top of the coal mine tunnel, thus realizing the supporting of the coal mine tunnel by the supporting device, and the height of the device can be flexibly adjusted through the extension and contraction of the jack 10, thus the coal mine tunnels with different heights can be supported by the device, thereby expanding the application range of the device, enabling the device to meet the use requirement, improving the practicability of the device, after the height of the supporting roof 4 is determined, the fixing rod 21 is sequentially inserted into the positioning hole 9 at the front side, the fixing hole channel 12 and the positioning hole 9 at the rear side, the fixing nut 24 is sleeved on the fixing rod 21, the fixing nut 24 is screwed up through the spiral threads 23, the limiting strip 11 and the supporting frame 1 can be fixed well, in the using process of the device, the supporting top plate 4 is supported and reinforced through the supporting plate 54 and the reinforcing rods 53, the bearing capacity of the supporting top plate 4 can be enhanced, the supporting effect of the supporting top plate 4 can be enhanced, the supporting top plate 4 is prevented from being damaged by skew, bending, deformation and the like due to uneven stress, the service life of the supporting top plate 4 is prolonged, and the safety of the supporting device in use is effectively improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a colliery safety support device, includes braced frame (1), its characterized in that: carriage (1) is provided with two, two all be provided with fixed establishment (2), two on carriage (1) last frame wall middle part of carriage (1) all alternates swing joint and has collateral branch backplate (3), two roof (4) is strutted to common fixedly connected with between the upper end of collateral branch backplate (3), strut the inner wall front portion of roof (4), inner wall middle part and the equal fixedly connected with supporting mechanism (5) of inner wall rear portion, two the equal fixedly connected with bottom plate (6) of lower extreme of carriage (1), two mounting hole (7), two have all been opened to the upper end front portion and the upper end rear portion of bottom plate (6) the upper end left part and the equal fixedly connected with support bar (8) of upper end right part of bottom plate (6), and the opposite face of two support bars (8) in left side and the opposite face of two support bars (8) in right side respectively with the left end and the right-hand member fixed connection of two carriages (1).

2. The coal mine safety support device according to claim 1, characterized in that: a plurality of locating hole (9) have all been opened at the preceding frame wall middle part of carriage (1) and back frame wall middle part, the lower frame wall front portion of carriage (1) and the equal fixedly connected with jack (10) of lower frame wall rear portion, and common fixedly connected with spacing (11) between the upper end of two jack (10), and the lower extreme fixed connection of the upper end of spacing (11) and collateral branch backplate (3), open at the front end middle part of spacing (11) has fixed orifices (12).

3. The coal mine safety support device according to claim 2, wherein: the fixing mechanism (2) comprises a fixing rod (21), a limiting rod (22) is fixedly connected to the front end of the fixing rod (21) in a penetrating mode, spiral threads (23) are carved on the rear portion of the outer surface of the fixing rod (21), and a fixing nut (24) is connected to the rear portion of the outer surface of the fixing rod (21) through the spiral threads (23) in a threaded mode.

4. The coal mine safety support device according to claim 1, wherein: the supporting mechanism (5) comprises a supporting rod (51), the lower end left part and the lower end right part of the supporting rod (51) are fixedly connected with supporting blocks (52), opposite faces of the two supporting blocks (52) are fixedly connected with opposite faces of the two side branch protection plates (3) respectively, the upper end of the supporting rod (51) is fixedly connected with a plurality of reinforcing rods (53), a supporting plate (54) is fixedly connected between the upper ends of the reinforcing rods (53) together, the upper end of the supporting plate (54) is fixedly connected with the inner wall of the supporting top plate (4), and the left end and the right end of the supporting rod (51) are fixedly connected with the opposite faces of the two side branch protection plates (3) respectively.

5. A coal mine safety support device according to claim 3, wherein: the diameter length of the fixing rod (21) is consistent with the diameter length of the positioning hole (9) and the diameter length of the fixing hole channel (12), and the internal structures of the two supporting frames (1) are consistent.

6. A coal mine safety support device according to claim 4, wherein: the supporting block (52) is arranged to be of a triangular structure, and the upper end face of the supporting plate (54) and the supporting top plate (4) are both arranged to be of an arc structure.