Hydraulic equipment for coal mine tunneling support

Abstract

The utility model relates to the technical field of coal mine hydraulic support, and discloses hydraulic equipment for coal mine tunneling support, which comprises a main body mechanism and a movable support mechanism, the movable support mechanism is positioned below the main body mechanism, and the main body mechanism comprises a hydraulic cylinder, a hydraulic push rod, a fixed block, a support top plate and a dismounting assembly. The hydraulic push rod is fixedly installed at the transmission end of the upper end of the hydraulic cylinder, the fixing block is fixedly installed at the upper end of the hydraulic push rod, the supporting top plate is movably installed at the upper end of the fixing block, and the disassembling and assembling assembly is located below the supporting top plate. According to the hydraulic equipment for coal mine tunneling and supporting, by installing the main body mechanism, the dismounting and mounting capacity of the hydraulic equipment is improved, in the actual use process, the supporting top plate hydraulic cylinder assembly can be conveniently machined according to the use requirements for connection and mounting, and the hydraulic equipment is convenient to dismount and carry; and the use convenience of the hydraulic equipment for coal mine tunneling support is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mine hydraulic support, in particular to a hydraulic device for coal mine tunneling support. Background Technique

[0002] During the coal mining process, in order to ensure the safety of the coal mine passage and prevent cave-ins, a hydraulic device for coal mine tunneling support needs to be used for support operations.

[0003] The prior art patent document with publication number CN220036703U discloses a coal mine roadway tunneling support device. This utility model includes a metal bottom plate, a support frame, and an adjustment mechanism. The support frame is connected to the top of the metal bottom plate, and an adjustment mechanism for adjusting the support point is provided on the metal bottom plate.

[0004] However, due to the poor disassembly and assembly ability of the prior art patent technology with publication number CN220036703U during use, in the actual use process, it is not convenient to disassemble and assemble the support device according to the use needs, and it is not convenient during handling and storage, affecting the use convenience. Content of the Utility Model

[0005] Technical Problem to be Solved

[0006] The purpose of the utility model is to provide a hydraulic device for coal mine tunneling support to solve the problem that the prior art is not convenient to disassemble and assemble the support device according to the use needs as mentioned in the above background technique.

[0007] Technical Solution

[0008] To achieve the above purpose, the utility model provides the following technical solution: A hydraulic device for coal mine tunneling support includes a main body mechanism and a mobile support mechanism. The mobile support mechanism is located below the main body mechanism. The main body mechanism includes a hydraulic cylinder, a hydraulic push rod, a fixed block, a support top plate, and a disassembly and assembly component. The hydraulic push rod is fixedly installed at the transmission end of the upper end of the hydraulic cylinder. The fixed block is fixedly installed at the upper end of the hydraulic push rod. The support top plate is movably installed at the upper end of the fixed block. The disassembly and assembly component is located below the support top plate.

[0009] The disassembly and assembly component includes an installation chute and a servo motor. The installation chute is fixedly arranged at the lower end of the support top plate. The servo motor is fixedly installed at the right end of the inner end of the installation chute.

[0010] Preferably, the disassembly and assembly component further includes a transmission shaft, a collision block, a bidirectional lead screw, a movable connection block, a limit nut, a support rod, a positioning insertion rod, and a positioning insertion hole. The transmission shaft is fixedly installed at the transmission end of the left end of the servo motor.

[0011] Preferably, the anti-collision block is fixedly installed at the left end of the transmission shaft, the bidirectional lead screw is fixedly installed at the left end of the anti-collision block, the movable connection block is fixedly installed at the left end of the inner end of the installation chute, and the left end of the bidirectional lead screw is rotationally connected to the movable connection block.

[0012] Preferably, the limit nuts are threadedly connected to the left and right ends of the outer end of the bidirectional lead screw, the support rods are fixedly installed at the lower ends of the limit nuts, the positioning insertion rods are fixedly installed at the left and right ends of the support rods, the positioning insertion holes are fixedly arranged at the left end of the fixed block, the positioning insertion holes penetrate through the fixed block, and the positioning insertion rods are movably connected to the positioning insertion holes.

[0013] Preferably, the mobile support mechanism includes a load-bearing base, support legs, universal wheels, fixed brakes, support sleeves, telescopic rods, anti-slip foot pads, limit screw holes and limit bolts. The load-bearing base is fixedly installed at the lower end of the hydraulic cylinder, the support legs are fixedly installed at the front end of the lower end of the load-bearing base, the universal wheels are movably installed at the lower ends of the support legs, and the fixed brakes are movably installed at the rear ends of the support legs.

[0014] Preferably, the support sleeve is fixedly installed at the rear end of the lower end of the load-bearing base, the telescopic rod is movably installed at the lower end of the support sleeve, and the anti-slip foot pad is fixedly installed at the lower end of the telescopic rod.

[0015] Preferably, the limit screw holes are fixedly arranged at the front end of the telescopic rod, the limit screw holes are evenly distributed at the front end of the telescopic rod, the limit bolts are movably installed at the front end of the support sleeve, and the limit bolts are threadedly connected to the limit screw holes.

[0016] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0017] 1. For the hydraulic equipment for coal mine tunneling support, through the installation of the main body mechanism, the disassembly and assembly ability of the present utility model is improved. During actual use, the support roof hydraulic cylinder assembly can be conveniently processed and connected and installed according to the use needs, and it is also convenient to disassemble and carry it, improving the use convenience of the hydraulic equipment for coal mine tunneling support.

[0018] 2. For the hydraulic equipment for coal mine tunneling support, through the installation of the mobile support mechanism, the moving and supporting ability of the present utility model is improved. During actual use, the equipment can be conveniently moved to the position where it is needed according to the use needs, and it is also convenient to place it stably, and it is convenient to support different positions according to the use needs, improving the use convenience of the hydraulic equipment for coal mine tunneling support. Description of the Drawings

[0019] Figure 1Schematic diagram of the three-dimensional structure of the present utility model;

[0020] Figure 2 Schematic diagram of the partial disassembled structure of the main body mechanism of the present utility model;

[0021] Figure 3 Schematic diagram of the partial structure of the disassembly and assembly component of the present utility model;

[0022] Figure 4 Schematic diagram of the partial structure of the mobile support mechanism of the present utility model.

[0023] In the figure: 1. Main body mechanism; 101. Hydraulic cylinder; 102. Hydraulic push rod; 103. Fixed block; 104. Support top plate; 105. Disassembly and assembly component; 1051. Installation chute; 1052. Servo motor; 1053. Transmission shaft; 1054. Anti-collision block; 1055. Bidirectional lead screw; 1056. Movable connection block; 1057. Limit nut; 1058. Support rod; 1059. Positioning plug; 10510. Positioning socket; 2. Mobile support mechanism; 201. Load-bearing base; 202. Support leg; 203. Universal wheel; 204. Fixed brake; 205. Support sleeve; 206. Telescopic rod; 207. Anti-slip foot pad; 208. Limit screw hole; 209. Limit bolt. Specific implementation mode

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0025] Please refer to Figures 1 - 4 , the present utility model provides a technical solution: A hydraulic device for coal mine tunneling support, including a main body mechanism 1 and a mobile support mechanism 2. The mobile support mechanism 2 is located below the main body mechanism 1. The main body mechanism 1 includes a hydraulic cylinder 101, a hydraulic push rod 102, a fixed block 103, a support top plate 104, and a disassembly and assembly component 105. The hydraulic push rod 102 is fixedly installed at the transmission end of the upper end of the hydraulic cylinder 101. The fixed block 103 is fixedly installed at the upper end of the hydraulic push rod 102. The support top plate 104 is movably installed at the upper end of the fixed block 103. The disassembly and assembly component 105 is located below the support top plate 104;

[0026] The disassembly and assembly component 105 includes an installation chute 1051 and a servo motor 1052. The installation chute 1051 is fixedly arranged at the lower end of the support top plate 104. The servo motor 1052 is fixedly installed at the right end of the inner end of the installation chute 1051. The disassembly and assembly component 105 further includes a transmission shaft 1053, a collision block 1054, a bidirectional lead screw 1055, a movable connection block 1056, a limit nut 1057, a support rod 1058, a positioning plug 1059 and a positioning socket 10510. The transmission shaft 1053 is fixedly installed at the transmission end of the left end of the servo motor 1052. The collision block 1054 is fixedly installed at the left end of the transmission shaft 1053. The bidirectional lead screw 1055 is fixedly installed at the left end of the collision block 1054. The movable connection block 1056 is fixedly installed at the left end of the inner end of the installation chute 1051. The left end of the bidirectional lead screw 1055 is rotatably connected to the movable connection block 1056. The limit nuts 1057 are threadedly connected to the left and right ends of the outer end of the bidirectional lead screw 1055. The support rod 1058 is fixedly installed at the lower end of the limit nut 1057. The positioning plugs 1059 are fixedly installed at the left and right ends of the support rod 1058. The positioning sockets 10510 are fixedly arranged at the left end of the fixed block 103. The positioning sockets 10510 penetrate through the fixed block 103. The positioning plugs 1059 are movably connected to the positioning sockets 10510. Start the servo motor 1052 to rotate the transmission shaft 1053, so that the transmission shaft 1053 drives the bidirectional lead screw 1055 to rotate, so that the limit nuts 1057 move towards each other on the bidirectional lead screw 1055, driving the positioning plugs 1059 to insert into the positioning sockets 10510.

[0027] The mobile support mechanism 2 includes a load-bearing base 201, support legs 202, universal wheels 203, fixed brakes 204, support sleeves 205, telescopic rods 206, anti-slip foot pads 207, limit screw holes 208 and limit bolts 209. The load-bearing base 201 is fixedly installed at the lower end of the hydraulic cylinder 101. The support legs 202 are fixedly installed at the front end of the lower end of the load-bearing base 201. The universal wheels 203 are movably installed at the lower end of the support legs 202. The fixed brakes 204 are movably installed at the rear end of the support legs 202. The support sleeves 205 are fixedly installed at the rear end of the lower end of the load-bearing base 201. The telescopic rods 206 are movably installed at the lower end of the support sleeves 205. The anti-slip foot pads 207 are fixedly installed at the lower end of the telescopic rods 206. The limit screw holes 208 are fixedly arranged at the front end of the telescopic rods 206. The limit screw holes 208 are evenly distributed at the front end of the telescopic rods 206. The limit bolts 209 are movably installed at the front end of the support sleeves 205. The limit bolts 209 are threadedly connected to the limit screw holes 208. Drive the universal wheels 203 to move through the hydraulic cylinder 101, stretch the telescopic rods 206 downward, drive the anti-slip foot pads 207 to support downward on the ground, and screw the limit bolts 209 into the limit screw holes 208.

[0028] Working principle: When in need of use, first drive the universal wheel 203 to move through the hydraulic cylinder 101, move the load-bearing base 201 to the position where it is needed, place the load-bearing base 201 on both sides of the coal mine passage, press the fixed brake 204 to make the universal wheel 203 stop rotating, stretch the telescopic rod 206 downward, drive the anti-slip footpad 207 to support downward on the ground, screw the limit bolt 209 into the limit screw hole 208 to limit and fix the telescopic rod 206, improve the placement stability of the load-bearing base 201, place the support top plate 104 on the fixed block 103, start the servo motor 1052 to rotate the transmission shaft 1053, make the transmission shaft 1053 drive the bidirectional lead screw 1055 to rotate, make the limit nuts 1057 move towards each other on the bidirectional lead screw 1055, drive the positioning insertion rod 1059 to insert into the positioning insertion hole 10510, stably connect the support top plate 104 with the fixed block 103, and facilitate the later disassembly operation. Start the hydraulic cylinder 101 to adjust the height of the hydraulic push rod 102, so that it pushes the support top plate 104 upward to support on the top of the coal mine passage for support operation.

[0029] Finally, it should be noted that the above content is only used to illustrate the technical solution of the present invention, rather than limiting the protection scope of the present invention. Any simple modification or equivalent replacement of the technical solution of the present invention by those of ordinary skill in the art shall not depart from the essence and scope of the technical solution of the present invention.

Claims

1. A hydraulic device for supporting coal mine tunneling, comprising a main body mechanism (1) and a mobile support mechanism (2), characterized in that: The movable support mechanism (2) is located below the main body mechanism (1). The main body mechanism (1) includes a hydraulic cylinder (101), a hydraulic push rod (102), a fixed block (103), a support top plate (104) and a disassembly and assembly component (105). The hydraulic push rod (102) is fixedly installed at the transmission end of the upper end of the hydraulic cylinder (101). The fixed block (103) is fixedly installed at the upper end of the hydraulic push rod (102). The support top plate (104) is movably installed at the upper end of the fixed block (103). The disassembly and assembly component (105) is located below the support top plate (104). The disassembly and assembly component (105) includes an installation chute (1051) and a servo motor (1052). The installation chute (1051) is fixedly arranged at the lower end of the support top plate (104). The servo motor (1052) is fixedly installed at the right end of the inner end of the installation chute (1051).

2. The hydraulic equipment for coal mine tunneling support according to claim 1, characterized in that: The disassembly and assembly component (105) further includes a transmission shaft (1053), a collision prevention block (1054), a bidirectional lead screw (1055), a movable connection block (1056), a limit nut (1057), a support rod (1058), a positioning insertion rod (1059) and a positioning insertion hole (10510). The transmission shaft (1053) is fixedly installed at the transmission end of the left end of the servo motor (1052).

3. The hydraulic equipment for coal mine tunneling support according to claim 2, characterized in that: The collision prevention block (1054) is fixedly installed at the left end of the transmission shaft (1053). The bidirectional lead screw (1055) is fixedly installed at the left end of the collision prevention block (1054). The movable connection block (1056) is fixedly installed at the left end of the inner end of the installation chute (1051). The left end of the bidirectional lead screw (1055) is rotatably connected to the movable connection block (1056).

4. A hydraulic device for coal mine tunneling support according to claim 3, characterized in that: The limit nuts (1057) are threadedly connected to the left and right outer ends of the bidirectional lead screw (1055). The support rods (1058) are fixedly installed at the lower ends of the limit nuts (1057). The positioning insertion rods (1059) are fixedly installed at the left and right ends of the support rods (1058). The positioning insertion holes (10510) are fixedly arranged at the left end of the fixed block (103). The positioning insertion holes (10510) penetrate through the fixed block (103). The positioning insertion rods (1059) are movably connected to the positioning insertion holes (10510).

5. A hydraulic device for coal mine tunneling support according to claim 4, characterized in that: The movable support mechanism (2) includes a load-bearing base (201), support legs (202), universal wheels (203), fixed brakes (204), support sleeves (205), telescopic rods (206), anti-slip foot pads (2), limit screw holes (208) and limit bolts (209). The load-bearing base (201) is fixedly installed at the lower end of the hydraulic cylinder (101). The support legs (202) are fixedly installed at the front end of the lower end of the load-bearing base (201). The universal wheels (203) are movably installed at the lower ends of the support legs (202). The fixed brakes (204) are movably installed at the rear ends of the support legs (202).

6. A hydraulic device for coal mine tunneling support according to claim 5, characterized in that: The support sleeve (205) is fixedly installed at the rear end of the lower end of the load-bearing base (201). The telescopic rod (206) is movably installed at the lower end of the support sleeve (205). The anti-slip foot pad (207) is fixedly installed at the lower end of the telescopic rod (206).

7. A hydraulic device for coal mine tunneling support according to claim 6, characterized in that: The limit screw hole (208) is fixedly arranged at the front end of the telescopic rod (206). The limit screw holes (208) are evenly distributed at the front end of the telescopic rod (206). The limit bolt (209) is movably installed at the front end of the support sleeve (205). The limit bolt (209) is in threaded connection with the limit screw hole (208).

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