A charging device for blasting operations

Abstract

The application relates to the technical field of charging devices, in particular to a charging device for blasting operation, which comprises a cartridge, the inner wall of the cartridge is provided with a partition plate, a butt joint is formed in the surface of the partition plate, a sealing plate is inserted into the butt joint, a lifting assembly is arranged on the outer side of the sealing plate, a receiving frame is arranged on the bottom plate of the cartridge, a placing groove is formed in the bottom surface of the cartridge, and an expansion joint pipe is arranged in the placing groove; beneficial effects are that the charging device for blasting operation is provided with the expansion joint pipe at the bottom of the cartridge to charge the inside of a blasting hole, the expansion joint pipe is pulled by a traction rope to realize expansion and contraction adjustment, the expansion joint pipe is inserted into the inside of the blasting hole to directly place the medicine at the bottom of the blasting hole, and the expansion joint pipe is contracted upwards along with the medicine accumulation, so that the raised dust generated in the medicine placing process is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of charging devices, in particular to a charging device for blasting operation. BACKGROUND

[0002] Open blasting construction is generally located in the countryside. Due to a large amount of broken stones generated by blasting operation, the construction site is full of broken stones of different sizes. In open bench blasting with small blasting hole diameter, the broken stones often fall into the blast hole due to unexpected reasons during construction, thus forming waste holes and affecting the blasting quality. In addition, for small-diameter blast holes, if non-coiled multi-hole granular ammonium oil explosive is used during the charging operation, in order to avoid waste of explosive, the explosive needs to be poured into the blast hole. Even so, the explosive is easily wasted at the blast hole due to mistakes.

[0003] The prior art CN208920975U can directly pour the explosive into the hopper for convenient filling, and avoid the waste of explosive and the falling of broken stones into the blasting hole. However, in the prior art, the explosive is directly poured into the hopper, and the hopper opening is exposed, which easily causes the internal explosive to stir up dust during pouring, the explosive dust is inhaled by people, which harms the health of people, and the explosive dust scattered in the air exists a safety hazard. SUMMARY

[0004] The present application aims to provide a charging device for blasting operation to solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical scheme: a charging device for blasting operation, comprising a cartridge, the inner wall of the cartridge is provided with a partition plate, the surface of the partition plate is provided with a butt joint, the inside of the butt joint is inserted with a sealing plate, the outer side of the sealing plate is provided with a lifting assembly, the bottom plate of the cartridge is provided with a receiving frame, the bottom surface of the cartridge is provided with a placing groove, the inside of the placing groove is provided with an expansion joint pipe, the top end of the cartridge is provided with a sealing plate, the outer side of the cartridge is provided with a connecting seat, the surface of the connecting seat is provided with a sleeve, the bottom of the sleeve is provided with a walking support rod, the surface of the cartridge is provided with a mounting groove, the inside of the mounting groove is provided with a winding box, the winding shaft of the winding box is wound with a pulling rope, the pulling rope passes through a threading hole and is connected to the surface of a pull ring, the pull ring is fixed to the surface of the expansion joint pipe, the threading hole is provided in the bottom surface of the cartridge, the inside of the threading hole is provided with a cleaning plate, and the bottom surface of the cartridge is provided with a guide wheel, the bottom surface of the connecting seat is provided with a receiving and releasing groove, the inside of the receiving and releasing groove is provided with an isolation ring, the surface of the receiving and releasing groove is provided with a folding shielding cover, the bottom end of the folding shielding cover is fixed to the surface of a counterweight ring, the counterweight ring is butted in the receiving and releasing groove, the top surface of the counterweight ring and the top surface of the connecting seat are both provided with a sleeve, and the two sleeves are penetrated by a connecting screw.

[0006] Preferably, the lifting assembly comprises a pull rod fixed to the surface of the sealing plate, the pull rod is in a circular column structure, the other end of the pull rod is fixed to the inner ring surface of the lifting ring, the lifting ring is provided with a plurality of, the plurality of pull rods are arranged equidistantly and equally between the sealing plate and the lifting ring, the lifting ring is in a ring plate structure, the bottom surface of the lifting ring is provided with an electric hydraulic cylinder, and the electric hydraulic cylinder is fixed to the bottom plate of the cartridge.

[0007] Preferably, the receiving frame is in a ring frame structure with a cross section in the shape of "L", the top surface of the bottom plate of the receiving frame is inclined downward from the edge to the center, the placing groove is in a "convex" column structure, the telescopic joint pipe comprises a plurality of pipe joints, the pipe diameters of the plurality of pipe joints decrease from top to bottom, and the adjacent two pipe joints are connected through a limiting sliding piece.

[0008] Preferably, the limiting sliding piece comprises a guide groove, the guide groove is in a ring column structure, the guide groove is opened in the surface of the pipe joint, the inner part of the guide groove is provided with a sliding plate, the sliding plate is in a ring plate structure, the inner ring surface of the sliding plate and the outer ring surface of the sliding plate are embedded with ball bearings, the inner wall of the guide groove is provided with a blocking ring, the blocking ring prevents the sliding plate from falling off the guide groove, the inner wall of the guide groove is provided with a scraping ring, the outer ring surface of the scraping ring is provided with a protruding ring, and the outer ring surface of the scraping ring is provided with a brush.

[0009] Preferably, the sealing plate is in a "convex" circular column structure, the surface of the sealing plate is provided with external threads, the inner wall of the cartridge is provided with internal threads, the internal threads are connected with the external threads in a matched mode, and the top surface of the sealing plate is provided with a handle.

[0010] Preferably, the mounting groove is in a square column structure, the mounting groove is provided with two, the two mounting grooves are symmetrically distributed about the cartridge, the threading hole is in a square column structure, and the cleaning plate is provided with two, the two cleaning plates are symmetrically distributed about the center of the threading hole.

[0011] Preferably, the receiving and releasing groove is in a ring column structure, the isolation ring is in a ring structure, the counterweight ring is in a ring plate structure, the sleeve is in a circular tube structure, and the inner wall of the sleeve is provided with internal threads.

[0012] Compared with the prior art, the present application has the following advantages:

[0013] 1. The cartridge device for blasting operation is provided with a telescopic joint pipe at the bottom of the cartridge to add medicine to the inside of the blasting hole, the telescopic joint pipe is pulled to realize telescopic adjustment by the traction rope, the telescopic joint pipe is inserted into the blasting hole to throw medicine, the medicine is directly thrown at the bottom of the blasting hole, and the telescopic joint pipe is retracted upward with the accumulation of the medicine, so that the dust generated in the medicine throwing process is reduced;

[0014] 2. The charging device for blasting operation has a folding shielding cover stored in a receiving and releasing groove at the bottom of a connecting seat, after the connecting screw is separated from the sleeve, the counterweight ring pulls the folding shielding cover to unfold downward, after the counterweight ring contacts the ground, the folding shielding cover is protected at the bottom of the cartridge and the opening of the blasting hole, to avoid dust scattering;

[0015] 3. The charging device for blasting operation has a docking port on the partition plate, a sealing plate inside the docking port is pulled by a lifting assembly to realize lifting, after the sealing plate is separated from the docking port by descending, the medicine in the cartridge is delivered downward through the telescopic joint tube, and the sealing plate is inserted into the docking port to stop the flow of the medicine by ascending. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the present application;

[0017] Figure 2 It is a telescopic joint tube structural schematic diagram of the present application;

[0018] Figure 3 It is Figure 2 It is an enlarged schematic diagram of structure A in the middle;

[0019] Figure 4 It is a sealing plate and lifting ring connecting structure schematic diagram of the present application;

[0020] Figure 5 It is Figure 1 It is an enlarged schematic diagram of structure B in the middle;

[0021] Figure 6 It is Figure 1 It is an enlarged schematic diagram of structure C in the middle.

[0022] In the figure: cartridge 1, partition plate 2, docking port 3, sealing plate 4, pulling rod 5, lifting ring 6, electric hydraulic cylinder 7, receiving frame 8, placing groove 9, telescopic joint tube 10, guide groove 11, sliding plate 12, ball 13, blocking ring 14, scraping ring 15, sealing plate 16, connecting seat 17, sleeve 18, walking support 19, mounting groove 20, winding box 21, pulling rope 22, threading hole 23, cleaning plate 24, guide wheel 25, pull ring 26, receiving and releasing groove 27, isolation ring 28, folding shielding cover 29, sleeve 30, connecting screw 31, counterweight ring 32. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0024] Please refer to Figures 1 to 6 The application provides a technical scheme: a charging device for blasting operation, comprising a cartridge 1, the inner wall of the cartridge 1 is provided with a partition plate 2, the surface of the partition plate 2 is provided with a docking port 3, the inside of the docking port 3 is inserted with a sealing plate 4, the outer side of the sealing plate 4 is provided with a lifting assembly, the lifting assembly comprises a pull rod 5, the pull rod 5 is fixed on the surface of the sealing plate 4, the pull rod 5 is in a circular column structure, the other end of the pull rod 5 is fixed on the inner ring surface of a lifting ring 6, the lifting ring 6 is provided with a plurality of pull rods 5, the plurality of pull rods 5 are arranged at equal distances and equal sizes between the sealing plate 4 and the lifting ring 6, the lifting ring 6 is in an annular plate structure, the bottom surface of the lifting ring 6 is provided with an electric hydraulic cylinder 7, the electric hydraulic cylinder 7 is fixed on the bottom plate of the cartridge 1, the piston rod of the electric hydraulic cylinder 7 drives the lifting ring 6 to descend, the lifting ring 6 pulls the sealing plate 4 through the pull rod 5 to separate from the docking port 3, at this time, the medicine on the upper part of the partition plate 2 falls from the docking port 3 and scatters to the surrounding into a receiving rack 8 along the top surface of the docking port 3, the top end of the cartridge 1 is provided with a sealing plate 16, the sealing plate 16 is in a "convex" circular column structure, the surface of the sealing plate 16 is provided with external threads, the inner wall of the cartridge 1 is provided with internal threads, the internal threads are connected with the external threads in a matched mode, and the top surface of the sealing plate 16 is provided with a handle, the medicine is placed on the partition plate 2 in the cartridge 1, then the sealing plate 16 is screwed and closed at the top opening of the cartridge 1 by holding the handle, the cartridge 1 is pushed to the blasting hole, so that the blasting hole is opposite to an expansion joint pipe 10;

[0025] The bottom plate of the cartridge 1 is provided with the receiving rack 8, the bottom surface of the cartridge 1 is provided with a placing groove 9, the inside of the placing groove 9 is provided with the expansion joint pipe 10, the receiving rack 8 is in an annular rack structure with a "L" shaped cross section, the top surface of the bottom plate of the receiving rack 8 is inclined downward from the edge to the center, the placing groove 9 is in a "convex" column structure, the expansion joint pipe 10 comprises a plurality of pipe joints, the diameters of the plurality of pipe joints decrease from top to bottom, and adjacent two pipe joints are connected through limiting sliding members, the limiting sliding member comprises a guide groove 11, the guide groove 11 is in an annular column structure, the guide groove 11 is arranged on the surface of the pipe joint, the inside of the guide groove 11 is provided with a sliding plate 12, the sliding plate 12 is in an annular plate structure, the inner ring surface of the sliding plate 12 and the outer ring surface of the sliding plate 12 are both embedded with rolling balls 13, the inner wall of the guide groove 11 is provided with a blocking ring 14, the blocking ring 14 prevents the sliding plate 12 from falling off from the guide groove 11, the inner wall of the guide groove 11 is provided with a scraping ring 15, the outer ring surface of the scraping ring 15 is provided with a convex ring, and the outer ring surface of the scraping ring 15 is provided with bristles, the winding box 21 is started to pay out, along with the loosening of the wire body, the expansion joint pipe 10 is unfolded and extends downward into the blasting hole, the receiving rack 8 guides the medicine to the top opening of the placing groove 9 and falls into the blasting hole from the expansion joint pipe 10, along with the height of the medicine in the blasting hole rising, the winding box 21 winds the pull rope 22 to realize the contraction of the expansion joint pipe 10, so that the amount of dust in the charging process is reduced, and foreign matters are prevented from entering the blasting hole;

[0026] The outer side of the medicine cartridge 1 is provided with a connecting seat 17, the surface of the connecting seat 17 is provided with a sleeve 18, the bottom of the sleeve 18 is provided with a walking support rod 19, the surface of the medicine cartridge 1 is provided with a mounting groove 20, the inside of the mounting groove 20 is provided with a winding box 21, the winding shaft of the winding box 21 is wound with a pulling rope 22, the pulling rope 22 passes through a threading hole 23 and is connected to the surface of a pull ring 26, the pull ring 26 is fixed on the surface of the telescopic section pipe 10, the threading hole 23 is opened on the bottom surface of the medicine cartridge 1, the inside of the threading hole 23 is provided with a cleaning plate 24, the mounting groove 20 is in a square column structure, the mounting groove 20 is provided with two, the two mounting grooves 20 are symmetrically distributed about the medicine cartridge 1, the threading hole 23 is in a square column structure, the cleaning plate 24 is provided with two, the two cleaning plates 24 are symmetrically distributed about the center of the threading hole 23, and the bottom surface of the medicine cartridge 1 is provided with a guide wheel 25;

[0027] The bottom surface of the connecting seat 17 is provided with a receiving groove 27, the inside of the receiving groove 27 is provided with an isolation ring 28, the surface of the receiving groove 27 is provided with a folding shielding cover 29, the bottom end of the folding shielding cover 29 is fixed on the surface of a counterweight ring 32, the counterweight ring 32 is butted in the receiving groove 27, the top surface of the counterweight ring 32 and the top surface of the connecting seat 17 are both provided with a sleeve 30, the two sleeves 30 are simultaneously penetrated by a connecting screw 31, the receiving groove 27 is in an annular column structure, the isolation ring 28 is in an annular structure, the counterweight ring 32 is in an annular plate structure, the sleeve 30 is in a circular pipe structure, the inner wall of the sleeve 30 is provided with an internal thread, the connecting screw 31 is screwed upward to separate the sleeve 30 on the top surface of the counterweight ring 32, at this time, the counterweight ring 32 falls to pull the folding shielding cover 29 to unfold, and the folding shielding cover 29 is wrapped around the top of the medicine cartridge 1 and the top of the blasting hole after unfolding.

[0028] Working principle: in actual use, the medicine is placed on the baffle 2 in the medicine cartridge 1, then the sealing plate 16 is screwed and sealed on the top opening of the medicine cartridge 1 by hand, the medicine cartridge 1 is pushed to the blasting hole, the blasting hole is opposite to the telescopic section pipe 10, the winding box 21 is started to pay off the wire, as the wire is loosened, the telescopic section pipe 10 is unfolded and stretched into the blasting hole, the connecting screw 31 is screwed upward to separate the sleeve 30 on the top surface of the counterweight ring 32, at this time, the counterweight ring 32 falls to pull the folding shielding cover 29 to unfold, and the folding shielding cover 29 is wrapped around the top of the medicine cartridge 1 and the top of the blasting hole after unfolding, the piston rod of the electric hydraulic cylinder 7 is retracted to drive the lifting ring 6 to descend, the lifting ring 6 pulls the sealing plate 4 from the butt joint 3 through the pulling rod 5, at this time, the medicine on the upper part of the baffle 2 falls from the butt joint 3 and scatters to the receiving frame 8 along the top surface of the butt joint 3, the receiving frame 8 guides the medicine to the top opening of the placement groove 9 and falls from the telescopic section pipe 10 to the blasting hole, as the height of the medicine in the blasting hole rises, the winding box 21 winds the pulling rope 22 to realize the contraction of the telescopic section pipe 10, such operation reduces the amount of dust in the charging process and avoids the entry of sundries into the blasting hole.

[0029] While embodiments of the application have been shown and described, it is to be understood that the embodiments described are merely exemplary of the principles and application of the present application. Numerous modifications and adaptions can be made without departing from the spirit and scope of the present application, which is defined by the following claims and their equivalents.

Claims

1. A charging device for blasting operations, comprising a cartridge (1), characterized in that: The inner wall of the cartridge (1) is provided with a partition (2), the surface of the partition (2) is provided with a docking port (3), the interior of the docking port (3) is plugged with a first sealing plate (4), the outer side of the first sealing plate (4) is provided with a lifting assembly, a receiving frame (8) is provided on the bottom plate of the cartridge (1), a placement groove (9) is provided on the bottom surface of the cartridge (1), a telescopic joint tube (10) is provided inside the placement groove (9), a second sealing plate (16) is provided on the top of the cartridge (1), a connecting seat (17) is provided on the outer side of the cartridge (1), a sleeve (18) is provided on the surface of the connecting seat (17), a walking support rod (19) is provided at the bottom of the sleeve (18), a mounting groove (20) is provided on the surface of the cartridge (1), a winding box (21) is provided inside the mounting groove (20), a rear pulling rope (22) is wound around the winding shaft of the winding box (21), and a plurality of connecting rods (13) are provided on the bottom of the sleeve (18). ), the pulling rope body (22) passes through the threading hole (23) and is connected to the surface of the pull ring (26), the pull ring (26) is fixed on the surface of the telescopic joint tube (10), the threading hole (23) is provided on the bottom surface of the cartridge (1), a cleaning plate (24) is provided inside the threading hole (23), and a guide wheel (25) is provided on the bottom surface of the cartridge (1), a retracting groove (27) is provided on the bottom surface of the connecting seat (17), an isolating ring (28) is provided inside the retracting groove (27), a folding shielding cover (29) is provided on the surface of the retracting groove (27), the bottom end of the folding shielding cover (29) is fixed to the surface of the counterweight ring (32), the counterweight ring (32) is docked in the retracting groove (27), the top surface of the counterweight ring (32) and the top surface of the connecting seat (17) are both provided with sleeves (30), and the two sleeves (30) are simultaneously penetrated by a connecting screw (31); The lifting assembly includes a pulling rod (5), the pulling rod (5) is fixed on the surface of the first sealing plate (4), the pulling rod (5) is a circular cylindrical structure, the other end of the pulling rod (5) is fixed to the inner ring surface of the lifting ring (6), the lifting ring (6) is provided with a plurality of pulling rods (5), the plurality of pulling rods (5) are arranged at equal distances and sizes between the first sealing plate (4) and the lifting ring (6), the lifting ring (6) is an annular plate structure, the bottom surface of the lifting ring (6) is provided with an electric hydraulic cylinder (7), and the electric hydraulic cylinder (7) is fixed to the bottom plate of the cartridge (1); The receiving frame (8) is an annular frame structure with an L-shaped cross section. The top surface of the bottom plate of the receiving frame (8) is inclined downward from the edge to the center. The placement groove (9) is a "convex" column structure. The telescopic joint tube (10) includes a plurality of pipe sections. The diameters of the plurality of pipe sections decrease from top to bottom, and adjacent pipe sections are connected by a limit sliding member.

2. A charging device for blasting operations according to claim 1, characterized in that: The limiting sliding member includes a guide groove (11), the guide groove (11) is an annular column structure, the guide groove (11) is opened on the surface of the pipe joint, a slide plate (12) is provided inside the guide groove (11), the slide plate (12) is an annular plate structure, the inner ring surface of the slide plate (12) and the outer ring surface of the slide plate (12) are both embedded with balls (13), the inner wall of the guide groove (11) is provided with a retaining ring (14), the retaining ring (14) prevents the slide plate (12) from falling off the guide groove (11), the inner wall of the guide groove (11) is provided with a scraper ring (15), the outer ring surface of the scraper ring (15) is provided with a raised ring, and the outer ring surface of the scraper ring (15) is provided with bristles.

3. The charging device for blasting operations according to claim 1, characterized in that: The second sealing plate (16) is a convex cylindrical structure. The surface of the second sealing plate (16) is provided with an external thread. The inner wall of the cartridge (1) is provided with an internal thread. The internal thread and the external thread are connected in a cooperative manner. A handle is provided on the top surface of the second sealing plate (16).

4. The charging device for blasting operations according to claim 1, characterized in that: The mounting groove (20) is a square column structure, two mounting grooves (20) are provided, and the two mounting grooves (20) are symmetrically distributed about the cartridge (1), the threading hole (23) is a square column structure, and two cleaning plates (24) are provided, and the two cleaning plates (24) are symmetrically distributed about the center of the threading hole (23).

5. The charging device for blasting operations according to claim 1, characterized in that: The retractable groove (27) is an annular columnar structure, the isolating ring (28) is an annular structure, the counterweight ring (32) is an annular plate structure, the sleeve (30) is a circular tubular structure, and the inner wall of the sleeve (30) is provided with an internal thread.

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