Fixing structure of blasting device for coal mining

Abstract

The utility model discloses a coal mining blasting device fixing structure which comprises a linkage frame, clamping plates are arranged on the two sides of the top of the linkage frame, a traction rod is fixedly installed on one side of each clamping plate, and the bottom end of each traction rod penetrates through the linkage frame and extends into the linkage frame. The explosion device is placed between the two clamping plates, then the micro motor is started, the micro motor is started to drive the rotating rod to rotate, the rotating rod rotates to drive the second pull rod to rotate, and the explosion device is driven by the linkage frame to rotate. The second pull rod rotates to drive the first pull rod to rotate through the spring, the first pull rod rotates to drive the two clamping plates to move towards the middle at the same time by making contact with the traction rod, the effect of clamping the blasting device is achieved, and the fixing efficiency of the blasting device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of coal mining blasting, concretely to a blasting device fixing structure for coal mining. BACKGROUND

[0002] In the coal mining operation, the blasting link is the key step of coal mining, and the blasting effect is directly related to the coal mining efficiency and safety. The fixing state of the blasting device plays a decisive role in the blasting effect. At present, the common blasting device fixing mode for coal mining on the market has many drawbacks.

[0003] In the aspect of clamping and fixing the blasting device, some traditional fixing devices only rely on simple buckles or rope binding. This kind of mode cannot flexibly adjust the clamping force and range according to blasting devices of different specifications, often leading to insecure clamping. During the preparation stage before blasting or the blasting operation process, the blasting device is prone to looseness and displacement, seriously affecting the accuracy and expected effect of blasting. In the aspect of fixing with the rock wall, the existing fixing device needs to perform complex punching and anchoring operations on the rock wall, not only consuming a large amount of manpower, material resources and time, but also possibly causing unnecessary damage to the rock wall structure, affecting the safety of subsequent mining, and having a large safety hazard. Therefore, a blasting device fixing structure for coal mining needs to be designed to solve the above problems. SUMMARY

[0004] The utility model aims at providing a blasting device fixing structure for coal mining to solve the problems in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a blasting device fixing structure for coal mining, comprising a linkage frame, both sides of the top of the linkage frame are provided with clamping plates, one side of the clamping plate is fixedly installed with a traction rod, the bottom end of the traction rod penetrates through the linkage frame and extends to the inside of the linkage frame, the front side and the rear side of the top of the linkage frame are both provided with movable openings matched with the traction rod;

[0006] One side of the clamping plate is provided with an anti-skid groove, the surface of the traction rod and located in the inside of the linkage frame is fixedly installed with a limiting sheet, and the inside of the linkage frame is provided with a traction mechanism.

[0007] Preferably, the traction mechanism comprises a micro motor fixedly connected to the top of the inner cavity of the linkage frame, the output shaft of the micro motor is fixedly installed with a rotating rod through a shaft coupling, the surface of the rotating rod is slidably connected with a first pull rod matched with the traction rod, the bottom end of the rotating rod is fixedly installed with a second pull rod, both sides of the second pull rod are welded with springs, and one end of the spring is welded to the bottom of the first pull rod through a support.

[0008] Preferably, the bottom of the linkage frame is fixedly installed with a suction cup, the bottom of the suction cup is fixedly installed with a rubber soft shell, and the inside of the suction cup is slidably connected with a piston.

[0009] Preferably, the bottom of the second pull rod is fixedly installed with a threaded cylinder, and the inside of the threaded cylinder is threadedly connected with a threaded rod.

[0010] Preferably, the bottom end of the threaded rod sequentially penetrates the linkage frame and the suction cup and extends to the inside of the suction cup.

[0011] Preferably, the bottom end of the threaded rod is fixedly connected to the top of the piston.

[0012] Compared with the prior art, the blasting device fixing structure has the advantages that:

[0013] 1. The blasting device fixing structure is characterized in that the blasting device is placed between the two clamping plates, then the micro motor is started, the micro motor drives the rotating rod to rotate, the rotating rod drives the second pull rod to rotate, the second pull rod drives the first pull rod to rotate through the spring, the first pull rod drives the two clamping plates to move towards the middle through contact with the traction rod, and the blasting device is clamped, thereby improving the fixing efficiency of the blasting device.

[0014] 2. The blasting device fixing structure is characterized in that the second pull rod drives the threaded cylinder to rotate when the second pull rod rotates, the threaded cylinder drives the threaded rod to rise, the threaded rod drives the piston to rise, the piston drives the suction cup to be adsorbed on the rock wall through the rubber soft shell, and the blasting device is fixed on the rock wall. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the utility model;

[0016] Figure 2 It is a side view of the inside structure of the linkage frame and the suction cup of the utility model;

[0017] Figure 3 It is a structural schematic view of the first pull rod, the second pull rod and the spring of the utility model;

[0018] Figure 4 It is a structural schematic view of the clamping plate, the traction rod and the limiting piece of the utility model.

[0019] In the drawing: 1, linkage frame; 2, clamping plate; 3, traction rod; 4, movable opening; 5, limiting piece; 6, anti-skid groove; 7, micro motor; 8, rotating rod; 9, first pull rod; 10, second pull rod; 11, spring; 12, suction cup; 13, rubber soft shell; 14, piston; 15, threaded cylinder; 16, threaded rod. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0021] Embodiment one: please refer to Figures 1-4 The utility model provides a fixed structure of blasting device for coal mining, including linkage frame 1, both sides of linkage frame 1 top are all provided with clamping plate 2, one side of clamping plate 2 is fixedly installed with towbar 3, the bottom of towbar 3 penetrates linkage frame 1 and extends to the inside of linkage frame 1, and the front side and the back side of linkage frame 1 top are all provided with movable mouth 4 that is used in cooperation with towbar 3,

[0022] Specifically, one side of clamping plate 2 is provided with antiskid groove 6, the surface of towbar 3 and located inside linkage frame 1 is fixedly installed with limit sheet 5, the inside of linkage frame 1 is provided with tow mechanism, and the tow mechanism includes micro motor 7 that is fixedly connected to the top of the inner chamber of linkage frame 1, micro motor 7 is servo motor, the output shaft of micro motor 7 is fixedly installed with rotating rod 8 through coupling, the surface of rotating rod 8 is slidably connected with first pull rod 9 that is used in cooperation with towbar 3, the bottom of rotating rod 8 is fixedly installed with second pull rod 10, both sides of second pull rod 10 are all welded with spring 11, one end of spring 11 is welded to the bottom of first pull rod 9 through support, by setting tow mechanism, and by placing blasting device between two clamping plates 2, then starting micro motor 7, micro motor 7 starts to drive rotating rod 8 to rotate, rotating rod 8 rotates to drive second pull rod 10 to rotate, second pull rod 10 rotates to drive first pull rod 9 to rotate through spring 11, and first pull rod 9 rotates to drive two clamping plates 2 to move to the middle simultaneously through the contact with towbar 3, to reach the effect of clamping blasting device.

[0023] Specifically, the bottom of linkage frame 1 is fixedly installed with sucking disc 12, the bottom of sucking disc 12 is fixedly installed with rubber soft shell 13, the inside of sucking disc 12 is slidably connected with piston 14, the bottom of second pull rod 10 is fixedly installed with threaded cylinder 15, the inside of threaded cylinder 15 is threadedly connected with threaded rod 16, the bottom of threaded rod 16 penetrates linkage frame 1 and sucking disc 12 in sequence and extends to the inside of sucking disc 12, and the bottom of threaded rod 16 is fixedly connected to the top of piston 14, by setting sucking disc 12, second pull rod 10 can drive threaded cylinder 15 to rotate when rotating, threaded cylinder 15 rotates to drive threaded rod 16 to rise, threaded rod 16 rises to drive piston 14 to rise, and piston 14 rises to make sucking disc 12 adsorb on the rock wall through rubber soft shell 13, to reach the effect of fixing blasting device on the rock wall.

[0024] Working principle: the utility model discloses a kind of fixed structure of blasting device for coal mining, by placing blasting device between two clamps 2, then the bottom of rubber soft shell 13 is attached to rock wall surface, then start micro motor 7, micro motor 7 starts driving rotating rod 8 rotation, rotating rod 8 rotation drives second pull rod 10 rotation, second pull rod 10 rotation drives first pull rod 9 rotation by spring 11, first pull rod 9 rotation drives two clamps 2 by being contacted with traction rod 3 to move to middle simultaneously, reach the effect of clamping blasting device, while second pull rod 10 rotation drives screw cylinder 15 rotation, screw cylinder 15 rotation drives threaded rod 16 to rise, threaded rod 16 rises drives piston 14 to rise, piston 14 rises makes suction cup 12 to be adsorbed on rock wall by rubber soft shell 13, reach the effect of fixing blasting device on rock wall.

[0025] The content not described in detail in the specification belongs to the prior art known to the person skilled in the art.

[0026] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model shall be included in the protection scope of the utility model.

Claims

1. A fixed structure of a blasting device for coal mining, comprising a linkage frame (1), characterized in that: Both sides of the top of the linkage frame (1) are provided with clamping plates (2), one side of the clamping plate (2) is fixedly installed with a traction rod (3), the bottom end of the traction rod (3) penetrates the linkage frame (1) and extends to the inside of the linkage frame (1), the front side and the rear side of the top of the linkage frame (1) are both provided with a movable opening (4) matched with the traction rod (3). One side of the clamping plate (2) is provided with an anti-skid groove (6), the surface of the traction rod (3) and located in the inside of the linkage frame (1) is fixedly installed with a limiting sheet (5), the inside of the linkage frame (1) is provided with a traction mechanism.

2. The coal mining blasting device fixing structure according to claim 1, characterized in that: The traction mechanism includes a micro motor (7) fixedly connected to the top of the inner cavity of the linkage frame (1), the output shaft of the micro motor (7) is fixedly installed with a rotating rod (8) through a shaft coupling, the surface of the rotating rod (8) is slidably connected with a first pull rod (9) matched with the traction rod (3), the bottom end of the rotating rod (8) is fixedly installed with a second pull rod (10), both sides of the second pull rod (10) are welded with springs (11), one end of the spring (11) is welded to the bottom of the first pull rod (9) through a support.

3. The coal mining blasting device fixing structure according to claim 2, characterized in that: The bottom of the linkage frame (1) is fixedly installed with a suction disc (12), the bottom of the suction disc (12) is fixedly installed with a rubber soft shell (13), the inside of the suction disc (12) is slidably connected with a piston (14).

4. The coal mining blasting device fixing structure according to claim 3, characterized in that: The bottom of the second pull rod (10) is fixedly installed with a threaded cylinder (15), the inside of the threaded cylinder (15) is threadedly connected with a threaded rod (16).

5. The coal mining blasting device fixing structure according to claim 4, characterized in that: The bottom end of the threaded rod (16) penetrates the linkage frame (1) and the suction disc (12) in sequence and extends to the inside of the suction disc (12).

6. The coal mining blasting device fixing structure according to claim 4, characterized in that: The bottom end of the threaded rod (16) is fixedly connected to the top of the piston (14).

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