CN111577353A

CN111577353A - Coal mining tunnel protects group's device

Info

Publication number: CN111577353A
Application number: CN202010446735.2A
Authority: CN
Inventors: 孟志强; 石志祥; 孙利辉; 焦玉坤; 周建飞
Original assignee: Hebei University of Engineering
Current assignee: Hebei University of Engineering
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2020-08-25

Abstract

The invention discloses a coal mining roadway side guard device, which relates to the technical field of coal mining auxiliary instruments and comprises a transverse plate with a rectangular cross section, wherein the bottom of the transverse plate is fixedly connected with a plurality of supporting columns through connecting components, the plurality of supporting columns are arranged in a pairwise symmetry mode relative to the central line of the transverse plate in the length direction, and a supporting component is arranged between two symmetrical vertical columns. The coal mining roadway side protecting device provided by the invention is good in firmness, high in safety and good in supporting effect.

Description

Coal mining tunnel protects group's device

Technical Field

The invention relates to the technical field of coal mining auxiliary instruments, in particular to a coal mining roadway side protecting device.

Background

In the coal mining process, the lane group adopts and protects group crossbeam cooperation iron wire fixed support board and strut coal mining tunnel, and this kind of supporting mode is simple, and the operation is whole to be manual cooperation, and the randomness is great, and the iron wire is articulated, and the firmness can't be guaranteed, is difficult to guarantee to the strutting in exploitation tunnel, and iron wire intensity is limited, can lead to rusty fracture for a long time under the moist environment in tunnel, struts and connects in case the fracture appears, leads to the emergence of incident.

Disclosure of Invention

The invention aims to provide a coal mining roadway side protecting device which solves the problems in the prior art and is good in firmness, high in safety and good in supporting effect.

In order to achieve the purpose, the invention provides the following scheme:

the invention provides a coal mining roadway side guard device which comprises a transverse plate with a rectangular cross section, wherein the bottom of the transverse plate is fixedly connected with a plurality of supporting columns through connecting components, the plurality of supporting columns are arranged in pairwise symmetry relative to the central line of the transverse plate in the length direction, and a supporting component is arranged between two symmetrical vertical columns.

Optionally, the support assembly comprises a support rod and a U-shaped plate; the opening of the U-shaped plate is downwards fixedly arranged at the central line position of the bottom of the transverse plate in the length direction; the utility model discloses a support post, including the bracing piece, the bracing piece is including the U template, set up the recess on the inboard lateral wall of pillar, the dwang that the level set up is installed to the recess inner wall, bracing piece one end is located in the recess and with the dwang is connected, the bracing piece other end with the U template rotates to be connected.

Optionally, one end of the supporting rod, which is close to the groove, is of a downward bending structure, and the bending angle is greater than 90 degrees.

Optionally, a through hole is formed in the transverse plate, and a fastening screw is arranged at the through hole; the top of the support column is fixedly provided with a connecting plate, and the connecting plate is fixedly connected with the bottom of the transverse plate through the fastening screws.

Optionally, a fixing rod is fixedly arranged at the top of the connecting plate, a threaded hole is formed in the top of the fixing rod, and the top of the fixing rod penetrates through the through hole of the transverse plate and then is fixedly connected with the fastening screw.

Optionally, a fixing plate is fixedly arranged at the bottom of the pillar, and a connecting hole is formed in the fixing plate.

Compared with the prior art, the invention has the following technical effects:

the connecting assembly comprises four fixing rods fixed at the upper end of the connecting plate, the four fixing rods are equidistantly fixed at the upper end of the connecting plate, the upper end of each fixing rod extends out of the upper end of the transverse plate, the extending end of each fixing rod is provided with a threaded hole, a fastening screw is in threaded connection with the inside of each threaded hole, the screws are fastened and installed, and the threaded holes are formed in the fixing rods, so that the corrosion is prevented, the service life is prolonged, and meanwhile; be equipped with supporting component simultaneously, including seting up the recess at the pillar medial surface, the recess is inside to be equipped with the dwang of fixing between the recess inner wall, and the dwang outside is rotated and is connected with the bracing piece, and two bracing pieces are kept away from the rotation point end and are rotated and be connected to the diaphragm bottom, and the diaphragm bottom is fixed with the T template, rotate between the T template inner wall and connect two bracing pieces, when the diaphragm fracture, contradict to the rotation rod end at bracing piece both ends of diaphragm below, prevent that the diaphragm from empting, increase.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged schematic view at I of FIG. 1 of the present invention;

FIG. 3 is a schematic view of the connection assembly of the present invention;

in the figure: 1. a transverse plate; 2. a pillar; 3. a connecting assembly; 31. fixing the rod; 32. a threaded hole; 33. fastening screws; 4. a support assembly; 41. a groove; 42. rotating the rod; 43. a support bar; 44. a U-shaped plate; 5. a fixing plate; 6. a connecting plate; 7. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

The invention provides a coal mining roadway side guard device, which comprises a transverse plate 1, a plurality of supporting columns 2 at the bottom of the transverse plate 1 and a connecting assembly 3 between the supporting columns 2 and the transverse plate 1, wherein the supporting columns 2 are fixed at the bottom of the transverse plate 1, the supporting columns 2 are arranged along the length direction of the transverse plate 1, the supporting columns are arranged in a pairwise symmetrical mode relative to the central line of the length direction of the transverse plate 1, the connecting assembly 3 is arranged between each supporting column 2 and the transverse plate 1, and a supporting assembly 4 is fixed between two upright columns 2 at opposite positions on two sides of the transverse plate 1.

Specifically, 2 bottoms of stand are fixed with fixed plate 5, and stand 2 keeps away from fixed plate 5 end and is fixed with connecting plate 6, and connecting plate 6 is fixed with coupling assembling 3. Coupling assembling 3 is including fixing dead lever 31 in connecting plate 6 upper end, and dead lever 31 is equipped with four altogether, and the equidistance is fixed in 6 upper ends of connecting plate, and 1 upper ends of diaphragm are stretched out to dead lever 31 upper end, and the end of stretching out is seted up threaded hole 32, and threaded hole 32 internal thread is connected with fastening screw 33, and the connected mode is that fastening screw 33 is fixed with dead lever 31, and intensity improves greatly.

Through holes 7 for the fixing rods 31 to extend out are formed in the two sides of the transverse plate 1, the fixing rods 31 at the upper end of the connecting plate 6 are inserted into the through holes 7 in the two sides of the transverse plate 1, the transverse plate 1 and the fixing rods 31 are fixed through screwing in of the fastening screws 33, meanwhile, the stand columns 2 are fixed at the lower end of the transverse plate 1, and all the stand columns 2 are sequentially installed.

The supporting component 4 comprises a groove 41 formed in the inner side surface of the pillar 2, a rotating rod 42 fixed between the inner walls of the groove 41 is arranged inside the groove 41, a supporting rod 43 is rotatably connected to the outside of the rotating rod 42, and one end, away from the rotating rod 42, of the two supporting rods 43 is rotatably connected to the bottom of the transverse plate 1. A U-shaped plate 44 is fixed at the central line position of the bottom of the transverse plate 1, and the inner walls of the U-shaped plate 44 are rotatably connected with two supporting rods 43.

When the side protection device is installed, the fixing rods 31 at the upper ends of the connecting plates 6 are inserted into the through holes 7 at the two sides of the transverse plate 1, the transverse plate 1 and the fixing rods 31 are fixed by screwing in the fixing screws 33, meanwhile, the stand columns 2 are fixed at the lower ends of the transverse plate 1, and all the stand columns 2 are sequentially installed; in the use, because the connected mode is that fastening screw 33 is fixed with dead lever 31, intensity improves greatly, is convenient for change when stand 2 is impaired simultaneously, when diaphragm 1 splits, and bracing piece 43 both ends of diaphragm 1 below are contradicted to dwang 42 end, prevent that diaphragm 1 from empting.

The principle and the implementation mode of the invention are explained by applying a specific example, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.

Claims

1. The utility model provides a coal mining tunnel protects group's device which characterized in that: including the cross-section for the diaphragm of rectangle structure, the diaphragm bottom is through a plurality of pillars of coupling assembling fixedly connected with, and is a plurality of the pillar for diaphragm length direction's central line two bisymmetry sets up, symmetrical two be provided with supporting component between the stand.

2. The coal mining roadway slope protection device according to claim 1, characterized in that: the supporting component comprises a supporting rod and a U-shaped plate; the opening of the U-shaped plate is downwards fixedly arranged at the central line position of the bottom of the transverse plate in the length direction; the utility model discloses a support post, including the bracing piece, the bracing piece is including the U template, set up the recess on the inboard lateral wall of pillar, the dwang that the level set up is installed to the recess inner wall, bracing piece one end is located in the recess and with the dwang is connected, the bracing piece other end with the U template rotates to be connected.

3. The coal mining roadway slope protection device according to claim 2, characterized in that: one end of the supporting rod, which is close to the groove, is of a downward bending structure, and the bending angle is larger than 90 degrees.

4. The coal mining roadway slope protection device according to claim 1, characterized in that: the transverse plate is provided with a through hole, and a fastening screw is arranged at the through hole; the top of the support column is fixedly provided with a connecting plate, and the connecting plate is fixedly connected with the bottom of the transverse plate through the fastening screws.

5. The coal mining roadway slope protection device according to claim 4, wherein: the top of the connecting plate is fixedly provided with a fixing rod, the top of the fixing rod is provided with a threaded hole, and the top of the fixing rod penetrates through the through hole of the transverse plate and then is fixedly connected with the fastening screw.

6. The coal mining roadway slope protection device according to claim 1, characterized in that: the bottom of the pillar is fixedly provided with a fixing plate, and the fixing plate is provided with a connecting hole.