CN-224200672-U - Colliery construction safety device

Abstract

The utility model discloses a coal mine construction safety protection device, which belongs to the field of coal mine safety protection and comprises two oppositely arranged bases, wherein hydraulic supports are fixedly arranged at the front end and the rear end of each base, a group of oppositely arranged lifting frames are arranged on each hydraulic support, supporting mechanisms for adapting to mine channels with different widths and heights are arranged on each lifting frame, and each supporting mechanism comprises two symmetrically arranged arc-shaped frames. The supporting mechanism, the compression mechanism and the pressure measuring mechanism are arranged, the device can be adapted to mines with different heights and widths to be supported through the arrangement of the lifting frame and the connecting shaft, meanwhile, the tops of the mines can be uniformly supported through the cooperation of the top plate and the plurality of groups of arc plates, the mines and the device are prevented from being locally stressed too much, the whole supporting effect is optimized, the supporting force of the device on the tops of the mines can be measured through the pressure measuring meter on the first water tank, the safety is improved, and the safety protection performance of the coal mine construction device is improved.

Inventors

• ZHOU QING
• Wang Shuangya
• GUAN XIAOHANG
• LIU XIN
• CHENG WEIJUN

Assignees

• 山西汇安永泰矿业科技有限公司

Dates

Publication Date

20260505

Application Date

20250626

Claims (6)

1. 1. The coal mine construction safety protection device comprises two bases (101) which are oppositely arranged, wherein hydraulic supports (102) are fixedly arranged at the front end and the rear end of each base (101), a group of lifting frames (103) which are oppositely arranged are arranged on each hydraulic support (102), and a protection mechanism is arranged on each base (101), and the safety protection device is characterized in that supporting mechanisms which are used for adapting to mineral channels with different widths and heights are arranged on each lifting frame (103), each supporting mechanism comprises two symmetrically arranged arc-shaped frames (301), each arc-shaped frame (301) is fixedly connected to the top of each lifting frame (103), two groups of horizontal blocks (303) are fixedly connected to the opposite surfaces of the top of each arc-shaped frame (301), and connecting shafts (304) are connected in a sliding mode; The utility model discloses a mine tunnel supporting device, including supporting mechanism, vertical cylinder (401) top fixedly connected with roof (404), the balance is installed on supporting mechanism, compression mechanism is used for carrying out even support to supporting the mine tunnel top, compression mechanism includes a plurality of vertical cylinder (401), vertical cylinder (401) sliding connection in the centre on arc frame (301) and articulated at its top have connecting seat (402), fixedly connected with arc (403) on connecting seat (402), vertical cylinder (401) bottom sliding connection has install bin (405).
2. 2. The coal mine construction safety protection device according to claim 1, wherein a first wedge block (406) and a second wedge block (407) are connected in a sliding mode in the installation box (405), the first wedge block (406) and the second wedge block (407) are arranged in a staggered mode and are connected in a sliding mode, and the first wedge block (406) is fixedly connected to the bottom of the vertical column (401).
3. 3. The coal mine construction safety protection device according to claim 1, wherein the pressure measuring mechanism comprises a first water tank (501), a movable seat (308) is slidably connected to the arc-shaped frame (301), the first water tank (501) is fixedly connected to the top of the movable seat (308), connecting pipes (502) are fixedly connected to two sides of the first water tank (501), one end, far away from the first water tank (501), of each connecting pipe (502) is slidably connected with a second water tank (503), the connecting pipes (502) are communicated with the first water tank (501) and the second water tank (503), a plurality of groups of piston rods (504) are slidably connected to the top positions of the first water tank (501) and the second water tank (503), and the piston rods (504) are fixedly connected to the bottom of the mounting box (405).
4. 4. The coal mine construction safety device according to claim 3, wherein the first water tank (501) is fixedly connected with a pressure gauge (505) for measuring the internal water pressure of the first water tank (501).
5. 5. The coal mine construction safety protection device according to claim 1, wherein the front side and the rear side of the horizontal block (303) are fixedly connected with adjusting blocks (305), the adjusting blocks (305) on the front side are connected with bidirectional screw rods (306) in a threaded mode, and the adjusting blocks (305) on the rear side are connected with guide rods (307) in a sliding mode.
6. 6. The coal mine construction safety protection device according to claim 1, wherein the protection mechanism comprises a protection roll (201), the protection roll (201) is rotatably connected to the side surface of the hydraulic support (102), a protection net (202) for isolating the side surface of a mine tunnel is wound on the protection roll (201), one end of the protection net (202) is fixedly connected with a cross rod (203), and a plurality of hooks (204) for fixing the cross rod (203) are fixedly connected to the top of the lifting frame (103).

Description

Colliery construction safety device Technical Field The utility model relates to the field of coal mine safety protection, in particular to a coal mine construction safety protection device. Background For coal mining of a roadway, coal mine roadway support is one of important links of mine safety production, a coal mine roadway is a coal seam mining channel in a mine, support means that a series of measures are taken in the coal seam mining process to protect the mine roadway and coal walls from collapsing, the purpose of coal mine roadway support is to ensure safety and stability of the mine, collapse of parts such as ground and a shaft and water burst and other accidents are prevented, and the key technology of coal mine roadway support is design and installation of the support. The invention discloses a coal mine safety protection device with the publication number of CN114278354A, which comprises a base and a supporting mechanism, wherein the base is provided with the supporting mechanism, the supporting mechanism comprises a hydraulic support plate, a rectangular groove, a clamping groove, a supporting frame, an anchor net, a fixed block and a winding rod, the height of a roadway supported according to the requirement can be adjusted at any time through the arranged base and supporting mechanism, so that the application range of the device is greatly expanded, the device is fast and convenient to install and detach, has good stabilizing effect, is convenient for later collection and transportation when the device is not used, according to the invention, through the anchor net, the inner wall of a roadway can be simply protected, potential safety hazards caused by falling of large coal blocks are avoided, but by searching, the device is difficult to adapt to mines with different heights and widths to support the inner wall of the mine, and the device only has a simple supporting effect on the inner wall of the mine, and in a construction process for a period of time, the stress of the device changes due to pressure change at all positions caused by construction or broken stone falling off, so that the stress of all positions is different, local overlarge stress can occur, the device is damaged, the service life of the device is influenced, the construction safety is improved, and the practicability is to be improved. Disclosure of utility model The utility model aims to solve the problems and provide a coal mine construction safety protection device. The utility model realizes the above purpose through the following technical scheme: The utility model provides a colliery construction safety device, including two bases that set up relatively, both ends fixed mounting have hydraulic support around the base, install a set of crane that sets up relatively on the hydraulic support, be provided with protection machanism on the base, be provided with the supporting mechanism who is used for adapting to different width and high ore deposit on the crane, supporting mechanism includes two arc frames that set up symmetrically, arc frame fixed connection is at the crane top, two sets of horizontal pieces of fixedly connected with on the opposite face in arc frame top, sliding connection has the connecting axle in the horizontal piece; the supporting mechanism is provided with a compression mechanism and a pressure measuring mechanism, the compression mechanism is used for uniformly supporting the top of a supporting mine channel and comprises a plurality of groups of vertical columns, the top of the middle vertical column is fixedly connected with a top plate, the rest vertical columns are slidably connected onto the arc-shaped frame and are hinged to a connecting seat at the top of the arc-shaped frame, an arc-shaped plate is fixedly connected onto the connecting seat, and the bottom of the vertical column is slidably connected with an installing box. Preferably, the first wedge block and the second wedge block are slidably connected in the installation box, the first wedge block and the second wedge block are arranged in a staggered mode and are slidably connected, and the first wedge block is fixedly connected to the bottom of the vertical column body. Preferably, the pressure measuring mechanism comprises a first water tank, the arc-shaped frame is slidably connected with a movable seat, the first water tank is fixedly connected with the top of the movable seat, connecting pipes are fixedly connected to the two sides of the first water tank, one end of each connecting pipe, which is far away from the first water tank, is slidably connected with a second water tank, the connecting pipes are communicated with the first water tank and the second water tank, a plurality of groups of piston rods are slidably connected to the top positions of the first water tank and the second water tank, and the piston rods are fixedly connected to the bottom of the installation box. Preferably, the first water tank is fixedly con