CN211230516U

CN211230516U - Coal mining roof strutting arrangement

Info

Publication number: CN211230516U
Application number: CN201921281715.3U
Authority: CN
Inventors: 张雁军; 张刚; 李智峰; 侯亚平; 郭文君
Original assignee: Shanxi Jincheng Xingtang Coal Industry Co ltd
Current assignee: Shanxi Jincheng Xingtang Coal Industry Co ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-08-11
Anticipated expiration: 2029-08-08

Abstract

The utility model belongs to the technical field of coal mining, especially, be a coal mining roof strutting arrangement, including the backup pad, the lower surface of the backup pad is connected with the bracing piece, the inside detection mechanism that is equipped with of bracing piece, bracing piece lateral wall below is equipped with folding mechanism, detection mechanism includes cavity, spring and pressure sensors, the cavity has been seted up to the inside of bracing piece; through the cavity, spring and pressure sensors's setting, make pressure sensors detectable tunnel upper end earth to the pressure of backup pad, when detecting pressure data and being greater than the standard value, the transmission signal of telecommunication sends the police dispatch newspaper for the warning light, inform the staff in time to withdraw, prevent collapsing of backup pad and endanger staff's personal safety, through spacing hole, the setting of rotation seat and connecting rod, make the bracing piece can fold under the effect of rotating the seat, reduce the occupation space of bracing piece, make whole strutting arrangement be convenient for transport after the equipment finishes and get into in the tunnel.

Description

Coal mining roof strutting arrangement

Technical Field

The utility model belongs to the technical field of coal mining, concretely relates to coal mining roof strutting arrangement.

Background

Coal mining has historically been the most arduous task and is currently taking a great deal of effort to improve the working conditions. Because the burial depths of the coal resources are different, two modes of mine mining and surface mining are correspondingly adopted.

The prior art has the following problems:

1. in the process of mining the roof in the coal mine, the collapse of the roof in the coal mine is easy to happen, so that the personal safety of coal mine excavation workers is threatened;

2. the tunnel inner space that the colliery was excavated is less, and the strutting arrangement that is not convenient for is whole transports and gets into, and is dim in the tunnel, and strutting arrangement's the buildding is more time-consuming.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a coal mining roof strutting arrangement has pressure detection and folding characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a coal mining roof strutting arrangement, includes the backup pad, backup pad lower surface is connected with the bracing piece, the inside detection mechanism that is equipped with of bracing piece, bracing piece lateral wall below is equipped with folding mechanism, detection mechanism includes cavity, spring and pressure-sensitive inductor, the inside cavity of having seted up of bracing piece, the inside lower surface intermediate position department of cavity is connected with pressure-sensitive inductor, the inside lower surface of cavity is close to the pressure-sensitive inductor outside is connected with the spring.

Preferably, the outer side wall of the support rod is connected with a warning lamp at a position close to the cavity.

Preferably, the upper end of the spring is connected with a pressing rod.

Preferably, the folding mechanism comprises a rotating seat, and the rotating seat is connected below the outer side wall of the supporting rod.

Preferably, the folding mechanism further comprises a connecting rod, and the inner side wall of the rotating seat is connected with the connecting rod.

Preferably, the folding mechanism further comprises a limiting hole, and the rotating seat and the connecting rod are provided with the limiting hole at the corresponding position.

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

1. the utility model can detect the pressure of the soil on the upper end of the roadway on the support plate through the arrangement of the cavity, the spring and the pressure sensor, and when the pressure data is detected to be greater than a standard value, the pressure sensor transmits an electric signal to the warning lamp to send out an alarm to inform workers of timely evacuation, so that the collapse of the support plate is prevented from endangering the personal safety of the workers;

2. the utility model discloses a setting of spacing hole, rotation seat and connecting rod makes the bracing piece fold under the effect of rotating the seat, reduces the occupation space of bracing piece, makes whole strutting arrangement be convenient for in the equipment transportation entering tunnel after finishing, more save time.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a detecting mechanism of the present invention;

fig. 3 is a schematic structural view of a folding mechanism in the present invention;

in the figure: 1. a support plate; 2. a support bar; 3. a detection mechanism; 31. an extrusion stem; 32. a warning light; 33. a cavity; 34. a spring; 35. a pressure sensor; 4. a folding mechanism; 41. a limiting hole; 42. a rotating seat; 43. a connecting rod.

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.

Example 1

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a coal mining roof strutting arrangement, includes backup pad 1, 1 lower surface of backup pad is connected with

bracing piece

2, 2 inside detection mechanism 3 that are equipped with of bracing piece, 2 lateral wall below of bracing piece are equipped with folding mechanism 4, detection mechanism 3 includes cavity 33, spring 34 and pressure sensors 35, cavity 33 has been seted up to 2 inside of bracing piece, cavity 33 inside lower surface intermediate position department is connected with pressure sensors 35, the inside lower surface of cavity 33 is close to the pressure sensors 35 outside and is connected with spring 34.

In this embodiment: through the setting of cavity 33, spring 34 and pressure sensors 35, make pressure sensors 35 detectable tunnel upper end earth to the pressure of backup pad 1, when detecting pressure data and being greater than the standard value, the transmission signal of telecommunication sends out the police dispatch newspaper, tells that the staff withdraws in time, prevents that the personal safety of staff is endangered in the collapse of backup pad 1.

In this embodiment: the warning light 32 is an alarm sold by Hangzhou Tianguan science and technology company Limited and has a model number of TGSG-01T; pressure sensor 35 is a type FST100-1101 pressure sensor sold by Felter sensor source manufacturers.

Specifically, the position of the outer side wall of the support rod 2, which is close to the cavity 33, is connected with a warning lamp 32; the staff is convenient to be reminded to evacuate.

Specifically, the upper end of the spring 34 is connected with the extrusion rod 31; facilitating pressure sensing by the pressure sensor 35.

Specifically, the folding mechanism 4 comprises a rotating seat 42, and the rotating seat 42 is connected below the outer side wall of the support rod 2; the support bar 2 is convenient to fold.

Specifically, the folding mechanism 4 further comprises a connecting rod 43, and the inner side wall of the rotating seat 42 is connected with the connecting rod 43; facilitating the connection between the two sections of the supporting rod 2.

Specifically, the folding mechanism 4 further comprises a limiting hole 41, and the rotating seat 42 and the connecting rod 43 are provided with the limiting hole 41 at corresponding positions; so as to limit the angle between the two sections of the support bar 2.

The utility model discloses a theory of operation and use flow: through cavity 33, spring 34 and pressure sensors 35's setting, make pressure sensors 35 detectable tunnel upper end earth to backup pad 1's pressure, when detecting pressure data and being greater than the standard value, the transmission signal of telecommunication sends out the police dispatch newspaper for warning light 32, inform the staff in time to withdraw, prevent the personnel safety of endangering the staff of collapsing of backup pad 1, through spacing hole 41, rotate seat 42 and connecting rod 43's setting, make bracing piece 2 can fold under the effect of rotating seat 42, reduce the occupation space of bracing piece 2, make whole strutting arrangement be convenient for in the transportation entering tunnel after the equipment finishes, more save time.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a coal mining roof strutting arrangement, includes backup pad (1), backup pad (1) lower surface is connected with bracing piece (2), its characterized in that: bracing piece (2) inside is equipped with detection mechanism (3), bracing piece (2) lateral wall below is equipped with folding mechanism (4), detection mechanism (3) are including cavity (33), spring (34) and pressure sensors (35), cavity (33) have been seted up to bracing piece (2) inside, cavity (33) inside lower surface intermediate position department is connected with pressure sensors (35), the inside lower surface of cavity (33) is close to pressure sensors (35) outside is connected with spring (34).

2. A coal mining roof support apparatus as claimed in claim 1, wherein: the outer side wall of the support rod (2) is close to the cavity (33) and is connected with a warning lamp (32).

3. A coal mining roof support apparatus as claimed in claim 1, wherein: the upper end of the spring (34) is connected with an extrusion rod (31).

4. A coal mining roof support apparatus as claimed in claim 1, wherein: folding mechanism (4) are including rotating seat (42), bracing piece (2) lateral wall below is connected with and rotates seat (42).

5. A coal mining roof support apparatus as claimed in claim 4, wherein: the folding mechanism (4) further comprises a connecting rod (43), and the inner side wall of the rotating seat (42) is connected with the connecting rod (43).

6. A coal mining roof support apparatus as claimed in claim 5, wherein: the folding mechanism (4) further comprises a limiting hole (41), and the rotating seat (42) and the connecting rod (43) are provided with the limiting hole (41) at the corresponding position.