Mining pneumatic rock cracking machine

Abstract

The utility model relates to the technical field of coal mining equipment, and discloses a mining pneumatic rock cracking machine which comprises a hollow block, a chisel head is fixedly connected to the inner wall of the hollow block, an electric push rod is fixedly connected to the inner wall of the hollow block, and a sliding piece is fixedly arranged at the output end of the electric push rod. The inner wall of the sliding piece is slidably connected to the outer wall of the chisel head, the outer wall of the sliding piece is rotationally connected with a first rotating rod, the outer wall of the first rotating rod is rotationally connected with an inner supporting block, the outer wall of the connecting column is rotationally connected with a connecting rod, the inner wall of the connecting rod is rotationally connected with a clamping block, and the inner wall of the clamping block is rotationally connected to the inner wall of the hollow block. And a fixing assembly is arranged on the outer wall of the hollow block. The electric push rod is started to push the sliding piece, the second rotating rod and the first rotating rod drive the inner supporting block to extend out in a sliding mode, the arranged clamping block and the inner supporting block can accurately position and fix the installation position of the chisel head, and the effect that the workload of workers is relieved is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to coal mining equipment technical field especially relates to a mine pneumatic rock splitting machine. BACKGROUND

[0002] The pneumatic rock splitting machine takes compressed air as a power source, compared with the rock splitting equipment taking electric power or fuel as a power source, in the flammable and explosive mine environment such as underground, there is no risk of electrical spark or fuel combustion explosion, fundamentally reduces the occurrence probability of major safety accidents such as fire and explosion, and provides a safer working environment for mine operating personnel and equipment.

[0003] Through the retrieval, the publication number CN212359754U discloses a mine hydraulic rock splitting machine, which comprises a moving device, a workbench is arranged on the top of the moving device, a hydraulic oil tank, a hydraulic oil pump and a coal mine motor are fixedly connected to the top of the workbench, a hydraulic oil pipe is fixedly connected to one side of the hydraulic oil pump, a rock splitter is fixedly connected to the end of the hydraulic oil pipe away from the hydraulic oil pump, a receiving cylinder is fixedly connected to the top of the workbench, a bottom plate is fixedly connected to the bottom of the receiving cylinder, a bearing is arranged in the bottom plate, and the receiving cylinder is fixedly connected to the top of the bearing. The mine hydraulic rock splitting machine has the advantages that when the device needs to be transferred, the rock splitter can be placed in the receiving cylinder, so that the rock splitter can be stored, thereby effectively improving the poor storage function of the previous device and the work burden of the workers.

[0004] The rock splitting machine is difficult to align the rock splitting head to the position to be split during work, which causes the rock splitting head to shake and displace during rock splitting, reduces the rock splitting effect, and also causes the rock splitting head to be subjected to great impact force and reaction force, resulting in the problem of position deviation when impacting the rock. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a mine pneumatic rock splitting machine, which aims to solve the problem that the rock splitting head is difficult to align to the position to be split during work of the rock splitting machine, which causes the rock splitting head to shake and displace during rock splitting, reduces the rock splitting effect, and also causes the rock splitting head to be subjected to great impact force and reaction force, resulting in the problem of position deviation when impacting the rock.

[0006] In order to achieve the above purpose, the utility model provides the following technical scheme:

[0007] The utility model provides a mine pneumatic rock breaking machine, including hollow block, the inner wall fixedly connected with the chisel head of hollow block, the inner wall fixedly connected with electric push rod of hollow block, the output fixedly arranged with sliding sheet of electric push rod, the inner wall sliding connection of sliding sheet is connected in the outer wall of chisel head, the outer wall of sliding sheet rotatably connected with the rotation rod no.

[0008] Preferably, the fixing assembly comprises a clamping block, the inner wall of the clamping block is detachably installed on the outer wall of the hollow block, the lower surface of the clamping block is fixedly connected with a trolley, the outer wall of the clamping block is provided with a hinge, and the inner wall of the clamping block is threadedly connected with a bolt.

[0009] Preferably, the upper surface of the trolley is detachably installed with an air compressor, the upper surface of the trolley is detachably installed with a gas storage tank, and the outer wall of the pipeline on one side is arranged on the inner wall of the chisel head, and the outer wall of the pipeline on the other side is arranged on the inner wall of the gas storage tank.

[0010] Preferably, the lower surface of the trolley is fixedly connected with a limiting block, the inner wall of the limiting block is slidingly connected with a sliding rod, and the outer wall of the sliding rod is slidingly connected with the inner wall of the trolley.

[0011] Preferably, the outer wall of the sliding rod is rotatably connected with a sliding gear, the outer wall of the sliding gear is slidingly connected with a sliding strip, and the upper surface of the sliding strip is fixedly connected with the lower surface of the trolley.

[0012] Preferably, the tooth end of the sliding gear is meshingly connected with a fixed gear, the outer wall of the fixed gear is rotatably connected with a baffle, and the upper surface of the baffle is fixedly connected with the lower surface of the trolley.

[0013] Preferably, the outer wall of the fixed gear is fixedly connected with a transmission gear, and the tooth end of the transmission gear is meshingly connected with a supporting block.

[0014] Preferably, the outer wall of the supporting block is slidingly connected with a hollow tube, and the upper surface of the hollow tube is fixedly connected with the lower surface of the trolley.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] 1. In the utility model, the electric push rod is started to push the sliding sheet, and the inner supporting block is driven to slide out by the rotating rod two and the rotating rod one, simultaneously, the connecting column pushes the connecting rod to rotate, the connecting rod drives the clamping block to rotate, the clamping block and the inner supporting block can accurately position and fix the installation position of the chisel head, the effect of preventing the chisel head from deviating and reducing the work burden of the staff is achieved.

[0017] 2. In the utility model, the sliding rod drives the sliding gear to slide, so that the fixed gear and the transmission gear rotate together, the supporting block slides and supports, the supporting block can increase the contact area and stability of the equipment and the ground or other supporting surface, reduce the risk of displacement or dumping of the equipment due to vibration, and improve the operation safety effect. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 A perspective view of a mine pneumatic rock splitting machine is provided for the utility model;

[0019] Figure 2 A partial structure diagram of a clamping block of a mine pneumatic rock splitting machine is provided for the utility model;

[0020] Figure 3 A partial structure diagram of an inner supporting block of a mine pneumatic rock splitting machine is provided for the utility model;

[0021] Figure 4 A partial structure diagram of a supporting block of a mine pneumatic rock splitting machine is provided for the utility model.

[0022] Legend:

[0023] 1, hollow block; 2, chisel head; 3, electric push rod; 4, sliding sheet; 5, rotating rod one; 6, inner supporting block; 7, rotating rod two; 8, fixed sheet; 9, connecting column; 10, connecting rod; 11, clamping block; 12, clamping block; 13, hinge; 14, bolt; 15, cart; 16, air compressor; 17, air tank; 18, limiting block; 19, sliding rod; 20, sliding gear; 21, sliding bar; 22, fixed gear; 23, transmission gear; 24, supporting block; 25, hollow pipe; 26, baffle. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings of the specification of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0025] REFERENCE Figures 1-3The utility model provides an embodiment: a mine pneumatic rock splitting machine, including hollow block 1, the inner wall fixed connection of hollow block 1 has chisel head 2, the inner wall fixed connection of hollow block 1 has electric push rod 3, the output fixed setting of electric push rod 3 has sliding sheet 4, the inner wall sliding connection of sliding sheet 4 is connected in the outer wall of chisel head 2, the outer wall rotationally connected of sliding sheet 4 has rotary bar no. 5, the outer wall rotationally connected of rotary bar no. 5 has inner support block 6, the inner wall rotationally connected of inner support block 6 has rotary bar no. 7, the outer wall rotationally connected of rotary bar no. 7 is connected in the inner wall of rotary bar no. 5, the outer wall rotationally connected of rotary bar no. 7 has fixed sheet 8, the inner wall fixed connection of fixed sheet 8 is connected in the outer wall of chisel head 2, the upper surface fixed connection of sliding sheet 4 has connecting column 9, the outer wall sliding connection of connecting column 9 is connected in the inner wall of fixed sheet 8, the outer wall rotationally connected of connecting column 9 has connecting rod 10, the inner wall rotationally connected of connecting rod 10 has clamping block 11, the inner wall rotationally connected of clamping block 11 is connected in the inner wall of hollow block 1, the outer wall of hollow block 1 is provided with fixed assembly;

[0026] Specifically, the electric push rod 3 is started to push the sliding sheet 4 to slide on the outer wall of the chisel head 2, and at the same time, the sliding sheet 4 drives the rotary bar no. 5 to rotate, so that the rotary bar no. 5 pushes the inner support block 6 to slide, and the rotary bar no. 7 rotating on the inner wall of the fixed sheet 8 pulls the inner support block 6, which not only enables the inner support block 6 to stably extend and support, but also prevents the inner support block 6 from falling off. The sliding sheet 4 pushes the connecting column 9 to slide on the inner wall of the fixed sheet 8, so that the connecting column 9 drives the connecting rod 10 to rotate, thereby enabling the connecting rod 10 to drive the clamping block 11 to rotate on the inner wall of the hollow block 1, which can achieve the effect of stable support. The clamping block 11 and the inner support block 6 can accurately position and fix the installation position of the chisel head 2, prevent the chisel head 2 from deviating, and reduce the work burden of the staff.

[0027] Referring to Figure 1 and Figure 2 The fixed assembly includes a clamping block 12, the inner wall of the clamping block 12 is detachably installed on the outer wall of the hollow block 1, the lower surface of the clamping block 12 is fixedly connected with a cart 15, the outer wall of the clamping block 12 is provided with a hinge 13, the inner wall of the clamping block 12 is threadedly connected with a bolt 14, the upper surface of the cart 15 is detachably installed with an air compressor 16, the upper surface of the cart 15 is detachably installed with a gas storage tank 17, both sides of the air compressor 16 are provided with pipelines, the outer wall of one side pipeline is arranged on the inner wall of the chisel head 2, and the outer wall of the other side pipeline is arranged on the inner wall of the gas storage tank 17.

[0028] Specifically, the hinge 13 arranged on the outer wall of the clamping block 12 can achieve the effect of opening and closing the clamping block 12. The hollow block 1 is placed in the bolt 14, and then the bolt 14 is rotated, which can achieve the effect of quickly fixing the hollow block 1 to prevent the chisel head 2 from falling off and colliding with other objects when the mobile device moves. The air compressor 16 and the air tank 17 are connected to the chisel head 2 through a pipeline, and the clamping block 12, the air compressor 16 and the air tank 17 are installed on the upper surface of the trolley 15, which can achieve the effect of quickly moving the device to the appropriate position for rock splitting.

[0029] With reference to Figure 1 and Figure 4 The lower surface of the trolley 15 is fixedly connected with a limiting block 18, the inner wall of the limiting block 18 is slidably connected with a sliding rod 19, the outer wall of the sliding rod 19 is slidably connected with the inner wall of the trolley 15, the outer wall of the sliding rod 19 is rotatably connected with a sliding gear 20, the outer wall of the sliding gear 20 is slidably connected with a sliding bar 21, the upper surface of the sliding bar 21 is fixedly connected with the lower surface of the trolley 15, the tooth end of the sliding gear 20 is meshingly connected with a fixed gear 22, the outer wall of the fixed gear 22 is rotatably connected with a baffle 26, the upper surface of the baffle 26 is fixedly connected with the lower surface of the trolley 15, the outer wall of the fixed gear 22 is fixedly connected with a transmission gear 23, the tooth end of the transmission gear 23 is meshingly connected with a supporting block 24, the outer wall of the supporting block 24 is slidably connected with a hollow pipe 25, and the upper surface of the hollow pipe 25 is fixedly connected with the lower surface of the trolley 15.

[0030] Specifically, pushing the sliding rod 19 drives the sliding rod 19 to slide in the sliding bar 21, so that the sliding gear 20 drives the fixed gear 22 to rotate in the baffle 26, which can stably rotate the fixed gear 22 and prevent it from falling off. The fixed gear 22 drives the transmission gear 23 to rotate, so that the transmission gear 23 drives the supporting block 24 to slide in the hollow pipe 25, which can achieve stable support effect. Rotating the sliding rod 19 again to make the limiting block 18 clamp the sliding rod 19, which can achieve the effect of self-locking. The supporting block 24 can increase the contact area and stability of the device with the ground or other supporting surface, reduce the risk of displacement or tilting of the device due to vibration, and improve the safety of operation.

[0031] Working principle: when the device needs to be used, the air compressor 16, the air tank 17 and the clamp block 12 are moved by pushing the cart 15, after moving to the appropriate position, the slide rod 19 is pushed to drive the slide gear 20 to slide, the slide gear 20 drives the fixed gear 22 to rotate at the same time, the transmission gear 23 is driven to rotate, which drives the supporting block 24 to slide, after the supporting block 24 moves to the appropriate position, the slide rod 19 is rotated to be clamped in the limiting block 18, which can achieve the effect of stable support and self-locking, after supporting and stabilizing, the bolt 14 is rotated to open the clamp block 12 to take out the hollow block 1, after the chisel head 2 is placed in the appropriate position, the electric push rod 3 is started to push the sliding sheet 4 to slide, the first rotating rod 5 pushes the inner supporting block 6, at the same time, the second rotating rod 7 pulls the inner supporting block 6, so that the inner supporting block 6 can achieve the effect of stable support and positioning, when the inner supporting block 6 extends, the sliding sheet 4 pushes the connecting column 9 to slide, and the connecting column 9 pushes the connecting rod 10 to rotate, so that the connecting rod 10 drives the clamping block 11 to rotate in the hollow block 1, which can fix the clamping block 11 on the surface of the rock, improve the stability of the chisel head 2, the supporting block 24 can increase the contact area and stability of the equipment and the ground or other supporting surface, reduce the risk of displacement or dumping of the equipment due to vibration, improve the work safety effect, the clamping block 11 and the inner supporting block 6 can accurately position and fix the installation position of the chisel head 2, prevent the chisel head 2 from deviating, and reduce the work burden of the workers, the clamp block 12 can quickly store the chisel head 2, prevent the chisel head 2 from falling off and colliding with other objects, the rock splitting machine can not only quickly position and fix the rock splitting head, but also prevent the equipment from tilting due to vibration, improve the stability effect.

[0032] Finally, it should be pointed out that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A mine pneumatic rock breaker comprising a hollow block (1), characterized in that: The inner wall of the hollow block (1) is fixedly connected with a chisel head (2), the inner wall of the hollow block (1) is fixedly connected with an electric push rod (3), the output end of the electric push rod (3) is fixedly provided with a sliding sheet (4), the inner wall of the sliding sheet (4) is slidably connected with the outer wall of the chisel head (2), the outer wall of the sliding sheet (4) is rotatably connected with a rotating rod one (5), the outer wall of the rotating rod one (5) is rotatably connected with an inner supporting block (6), the inner wall of the inner supporting block (6) is rotatably connected with a rotating rod two (7), the outer wall of the rotating rod two (7) is rotatably connected with the inner wall of the rotating rod one (5), the outer wall of the rotating rod two (7) is rotatably connected with a fixed sheet (8), the inner wall of the fixed sheet (8) is fixedly connected with the outer wall of the chisel head (2), the upper surface of the sliding sheet (4) is fixedly connected with a connecting column (9), the outer wall of the connecting column (9) is slidably connected with the inner wall of the fixed sheet (8), the outer wall of the connecting column (9) is rotatably connected with a connecting rod (10), the inner wall of the connecting rod (10) is rotatably connected with a clamping block (11), the inner wall of the clamping block (11) is rotatably connected with the inner wall of the hollow block (1), and the outer wall of the hollow block (1) is provided with a fixing assembly.

2. A mine pneumatic rock caving machine according to claim 1, characterised in that: The fixing assembly comprises a clamping block (12), the inner wall of the clamping block (12) is detachably mounted on the outer wall of the hollow block (1), the lower surface of the clamping block (12) is fixedly connected with a trolley (15), the outer wall of the clamping block (12) is provided with a hinge (13), and the inner wall of the clamping block (12) is threadedly connected with a bolt (14).

3. A mine-used pneumatic rock caving machine according to claim 2, characterized in that: The upper surface of the trolley (15) is detachably provided with an air compressor (16), the upper surface of the trolley (15) is detachably provided with a gas storage tank (17), both sides of the air compressor (16) are provided with pipelines, one side of the outer wall of the pipeline is arranged on the inner wall of the chisel head (2), and the other side of the outer wall of the pipeline is arranged on the inner wall of the gas storage tank (17).

4. A mine-used pneumatic rock caving machine according to claim 3, characterized in that: The lower surface of the trolley (15) is fixedly connected with a limiting block (18), the inner wall of the limiting block (18) is slidably connected with a sliding rod (19), and the outer wall of the sliding rod (19) is slidably connected with the inner wall of the trolley (15).

5. A pneumatic rock caving machine for use in mines as claimed in claim 4 wherein: The outer wall of the sliding rod (19) is rotatably connected with a sliding gear (20), the outer wall of the sliding gear (20) is slidably connected with a sliding strip (21), and the upper surface of the sliding strip (21) is fixedly connected with the lower surface of the trolley (15).

6. A pneumatic rock caving machine for use in mines as claimed in claim 5 wherein: The tooth end of the sliding gear (20) is engagedly connected with a fixed gear (22), the outer wall of the fixed gear (22) is rotatably connected with a baffle (26), and the upper surface of the baffle (26) is fixedly connected with the lower surface of the trolley (15).

7. A mine-used pneumatic rock caving machine according to claim 6, characterized in that: The outer wall of the fixed gear (22) is fixedly connected with a transmission gear (23), and the tooth end of the transmission gear (23) is engagedly connected with a supporting block (24).

8. A mine-used pneumatic rock caving machine according to claim 7, characterized in that: The outer wall of the supporting block (24) is slidably connected with a hollow pipe (25), and the upper surface of the hollow pipe (25) is fixedly connected with the lower surface of the trolley (15).

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