An explosive placing device for mine pre-splitting

Abstract

The utility model discloses an explosive placement device for mine pre-splitting, which relates to the technical field of explosive placement devices. In order to solve the problem that the existing placement device uses a spring structure to protect and support explosives, but can only store explosives, making it inconvenient to transport and fixedly install explosives during use, it includes a movable platform. Four grounding rollers are arranged at the bottom of the movable platform. An extension end plate is welded at one end of the movable platform. A bearing frame is arranged on the outer wall of one side of the extension end plate. A tablet computer is fixedly arranged inside the bearing frame by gluing; it also includes: a supporting seat, which is arranged at the upper end position of the movable platform, and an explosive placement groove is arranged inside the supporting seat. A beam pressing plate is arranged above the explosive placement groove. An explosion-proof box is sleeved outside the supporting seat, and an explosion-proof cover plate is arranged on the top of the explosion-proof box.

Description

Technical Field

[0001] The utility model relates to the technical field of explosive placing devices, in particular to an explosive placing device for mine pre-splitting. Background Art

[0002] When performing pre-splitting operations in mines, explosives need to be placed for blasting, and the explosives need to be placed and installed with the assistance of a placement device.

[0003] For example, the announcement number is: CN209706658U (named as a safety placement device for explosive materials in mines), which includes a first box body, a first placement groove is provided at the upper end of the first box body, a box cover matched therewith is provided at the upper end of the first box body, a first ventilation mechanism interconnected with the first placement groove is penetrated through the bottom of the first box body, and a second ventilation mechanism interconnected with the first placement groove is penetrated through the side walls of both sides of the first box body, a placement mechanism is provided at the inner bottom of the first placement groove, a plurality of second boxes are placed on the placement mechanism, and a second placement groove is provided at the upper end of the plurality of second boxes, blasting explosives are placed in the second placement groove, a plurality of limiting mechanisms are provided at the upper end of the placement mechanism, and the side walls opposite to the limiting mechanisms are abutted against the outer side walls of the second box body, a positioning mechanism is provided at the bottom of the box cover, and the lower end of the positioning mechanism is abutted against the upper ends of the plurality of second boxes, and the arrangement of the first ventilation mechanism and the second ventilation mechanism can achieve sufficient heat dissipation and ventilation effect on the second box body in the first placement groove, and in the process of heat dissipation and ventilation, it can prevent the blasting explosives from being easily damp, thereby ensuring that they will not be easily damaged.

[0004] The above-mentioned placing device protects and supports the explosives through the spring structure, but can only store the explosives, which causes the problem that the transportation and fixed installation of the explosives are inconvenient when they are used. Therefore, we provide an explosive placing device for mine pre-splitting. Utility Model Content

[0005] The purpose of the utility model is to provide an explosive placement device for mine pre-splitting, so as to solve the problem that the existing placement device proposed in the above background technology protects and supports the explosives through the arranged spring structure, but can only store the explosives, which makes it inconvenient to transport and fix the explosives when they are used.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a mine pre-splitting explosive placing device, comprising a movable platform, four grounding rollers are arranged at the bottom of the movable platform, an extended end plate is welded at one end of the movable platform, a bearing frame is arranged on the outer wall of one side of the extended end plate, and a tablet computer is fixedly arranged inside the bearing frame by adhesive;

[0007] Also includes:

[0008] A supporting seat is arranged at the upper end of the movable platform, and an explosive placement groove is arranged inside the supporting seat, a binding position pressing plate is arranged above the explosive placement groove, an explosion-proof box is sleeved outside the supporting seat, and an explosion-proof cover is arranged on the top of the explosion-proof box;

[0009] The supporting link and the movable link are arranged at a position between the supporting seat and the restraining pressure plate, and a hollow inner cavity is arranged inside the supporting link, a return spring is arranged inside the hollow inner cavity, an inner link is arranged at the upper end of the return spring, and the inner link and the movable link are an integrated structure.

[0010] Preferably, the explosion-proof box is provided with two plug-in slots, the explosion-proof cover is provided with two connection holes, the movable platform is provided with two connection screw holes, and the plug-in slots, the connection screw holes and the connection holes are located on the same vertical line.

[0011] Preferably, an assembly rod is installed inside the adjacent insertion grooves, connecting screw holes and through holes, and a threaded end is provided at the bottom of the assembly rod. The threaded end and the assembly rod are an integral structure, and the assembly rod is fixedly connected to the connecting screw hole through the threaded end.

[0012] Preferably, a limiting pressure plate is provided on the top of the assembly plug rod, the limiting pressure plate and the assembly plug rod are an integral structure, and the size of the limiting pressure plate is larger than the diameter of the through hole.

[0013] Preferably, a flap plate is movably provided on the front end surface of the supporting frame, a hinge is provided at the movably connected position between the flap plate and the supporting frame, and the flap plate is movably connected to the supporting frame via the hinge.

[0014] Preferably, a push-pull handle is provided above the load-bearing frame, and the push-pull handle and the extending end plate are an integral structure.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The utility model moves the explosives to the installation position of the mine pre-splitting blasting by pushing the movable platform. During the movement, the flip cover is opened, and the installation position of the explosives is determined by navigation with a tablet computer in the bearing frame, thereby improving the accuracy of the installation of the explosives. When installing the explosives, the explosion-proof box and the explosion-proof cover are removed, and then the connecting bolts are removed, the support seat is removed from the movable platform, and the explosives are installed to the blasting position together with the support seat and the position pressing plate. The installation holes follow the connection holes of the connecting bolts, thereby ensuring the stability of the installation of the explosives, fixing the explosives to avoid displacement, and improving the accuracy of the mine pre-splitting blasting.

[0017] 2. Place the required explosives inside the explosive placement slot, install an explosion-proof box on the upper end of the movable platform, and install an explosion-proof cover on the upper end of the explosion-proof box. Finally, two assembly rods are inserted through the through holes and the through slots and connected to the corresponding connecting screw holes to achieve the purpose of all-round protection of the explosives and carry out fire and explosion prevention on the explosive body before explosion. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall structure of the explosive placement device for mine pre-splitting of the utility model;

[0019] Figure 2 It is a schematic diagram of the connection structure between the tie-position pressing plate and the supporting seat of the utility model;

[0020] Figure 3 This is a schematic diagram of the connection structure between the explosion-proof box, the explosion-proof cover plate and the movable platform of the utility model;

[0021] Figure 4 This is a schematic diagram of the connection structure between the flip cover plate and the load-bearing frame of the utility model;

[0022] In the figure: 1. movable platform; 2. ground roller; 3. supporting seat; 4. extended end plate; 5. push-pull handle; 6. load-bearing frame; 7. explosive placement groove; 8. restraining plate; 9. connecting bolt; 10. supporting connecting rod; 11. explosion-proof box; 12. explosion-proof cover; 13. assembly plug rod; 14. threaded end; 15. limiting pressure plate; 16. through hole; 17. movable connecting rod; 18. hollow inner cavity; 19. reset spring; 20. inner connecting rod; 21. connecting screw hole; 22. plug-in slot; 23. flip cover; 24. tablet computer; 25. hinge. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] See also Figure 1-4 The utility model provides an embodiment: a mine pre-splitting explosive placement device, comprising a movable platform 1, four grounding rollers 2 are arranged at the bottom of the movable platform 1, an extension end plate 4 is welded at one end of the movable platform 1, a bearing frame 6 is arranged on the outer wall of one side of the extension end plate 4, and a tablet computer 24 is fixedly arranged inside the bearing frame 6 by adhesive;

[0025] Also includes:

[0026] A supporting seat 3 is arranged at the upper end of the movable platform 1, and an explosive placement groove 7 is arranged inside the supporting seat 3, a binding position pressing plate 8 is arranged above the explosive placement groove 7, an explosion-proof box 11 is sleeved outside the supporting seat 3, and an explosion-proof cover plate 12 is arranged on the top of the explosion-proof box 11;

[0027] The supporting link 10 and the movable link 17 are arranged between the supporting seat 3 and the restraining plate 8, and a hollow inner cavity 18 is arranged inside the supporting link 10, a return spring 19 is arranged inside the hollow inner cavity 18, and an inner link 20 is arranged at the upper end of the return spring 19, and the inner link 20 and the movable link 17 are an integrated structure.

[0028] When in use, the explosives are moved to the installation position for pre-splitting blasting in the mine by pushing the movable platform. During the movement, the flip cover is opened and the installation position of the explosives is determined by navigation using a tablet computer in the load-bearing frame, thereby improving the accuracy of the installation of the explosives. When installing the explosives, the explosion-proof box and the explosion-proof cover are removed, and then the connecting bolts are removed. The support is removed from the movable platform, and the explosives are installed at the blasting position together with the support and the restraining plate, and the installation holes follow the connection holes of the connecting bolts.

[0029] See also Figure 3 Two plug-in slots 22 are provided inside the explosion-proof box 11, two penetration holes 16 are provided inside the explosion-proof cover plate 12, and two connecting screw holes 21 are provided inside the movable platform 1. The plug-in slots 22, the connecting screw holes 21 and the penetration holes 16 are located on the same vertical line. The two plug-in slots 22 provided inside the explosion-proof box 11 serve to facilitate the assembly and penetration installation of the plug rod 13.

[0030] See also Figure 3 An assembling rod 13 is installed inside the adjacent plug-in grooves 22, connecting screw holes 21 and connecting holes 16. A threaded end 14 is provided at the bottom of the assembling rod 13. The threaded end 14 and the assembling rod 13 are an integrated structure. The assembling rod 13 is fixedly connected to the connecting screw hole 21 through the threaded end 14. The assembling rod 13 installed inside the adjacent plug-in grooves 22, connecting screw holes 21 and connecting holes 16 plays the role of assembling and connecting the explosion-proof box 11, the explosion-proof cover plate 12 and the movable platform 1.

[0031] See also Figure 3 A limiting pressure plate 15 is arranged on the top of the assembly rod 13. The limiting pressure plate 15 and the assembly rod 13 are an integrated structure. The size of the limiting pressure plate 15 is larger than the diameter of the through hole 16. The limiting pressure plate 15 arranged on the top of the assembly rod 13 plays the role of limiting and pressing the explosion-proof cover 12.

[0032] See also Figure 4A flap plate 23 is movably arranged on the front end surface of the carrying frame 6, and a hinge 25 is arranged at the movably connected position between the flap plate 23 and the carrying frame 6. The flap plate 23 is movably connected to the carrying frame 6 through the hinge 25. The flap plate 23 movably arranged on the front end surface of the carrying frame 6 plays a role in controlling the opening and closing of the carrying frame 6.

[0033] See also Figure 1 A push-pull handle 5 is provided above the load-bearing frame 6. The push-pull handle 5 and the extending end plate 4 are an integrated structure. The push-pull handle 5 provided above the load-bearing frame 6 facilitates the push-pull operation of the movable platform 1.

[0034] Working principle: When in use, the required explosives are placed inside the explosive placement groove 7, the explosion-proof box 11 is installed on the upper end of the movable platform 1, and the explosion-proof cover plate 12 is installed on the upper end of the explosion-proof box 11. Finally, two assembly rods 13 are inserted through the insertion hole 16 and the insertion groove 22 and connected to the corresponding connection screw hole 21, so as to achieve the purpose of all-round protection of the explosives, and the explosive body is fireproof and explosion-proof before the explosion. When it is necessary to place explosives for mine pre-splitting blasting, the explosives are moved to the installation position of the mine pre-splitting blasting by pushing the movable platform 1. During the movement, the flip cover is opened. 23. The installation position of the explosive is determined by navigation through the tablet computer 24 in the supporting frame 6, which improves the accuracy of the installation of the explosive. When installing the explosive, the explosion-proof box 11 and the explosion-proof cover 12 are removed, and then the connecting bolts 9 are removed, the supporting seat 3 is removed from the movable platform 1, and the explosive is installed at the blasting position together with the supporting seat 3 and the restraining plate 8. The installation hole follows the connection hole of the connecting bolt 9, which ensures the stability of the installation of the explosive, fixes the explosive to avoid displacement, improves the accuracy of mine pre-splitting blasting, and completes the use of the explosive placement device for mine pre-splitting.

[0035] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A device for placing explosives for pre-splitting in a mine, comprising a movable platform (1), four grounding rollers (2) being arranged at the bottom of the movable platform (1), an extension end plate (4) being welded to one end of the movable platform (1), a bearing frame (6) being arranged on an outer wall of one side of the extension end plate (4), and a tablet computer (24) being fixedly arranged inside the bearing frame (6) by adhesive bonding; Features: Also includes: A supporting seat (3) is arranged at the upper end of the movable platform (1), and an explosive placement groove (7) is arranged inside the supporting seat (3), a restraining plate (8) is arranged above the explosive placement groove (7), an explosion-proof box (11) is sleeved outside the supporting seat (3), and an explosion-proof cover plate (12) is arranged on the top of the explosion-proof box (11); The supporting connecting rod (10) and the movable connecting rod (17) are arranged at a position between the supporting seat (3) and the restraining plate (8), and a hollow inner cavity (18) is arranged inside the supporting connecting rod (10), a return spring (19) is arranged inside the hollow inner cavity (18), and an inner connecting rod (20) is arranged at the upper end of the return spring (19), and the inner connecting rod (20) and the movable connecting rod (17) are an integrated structure.

2. The explosive placing device for mine pre-splitting according to claim 1, characterized in that: The explosion-proof box (11) is provided with two insertion slots (22) inside, the explosion-proof cover plate (12) is provided with two penetration holes (16) inside, and the movable platform (1) is provided with two connection screw holes (21) inside, and the insertion slots (22), the connection screw holes (21) and the penetration holes (16) are located on the same vertical line.

3. The explosive placing device for mine pre-splitting according to claim 2, characterized in that: An assembly rod (13) is installed inside the adjacent insertion grooves (22), connecting screw holes (21) and through holes (16); a threaded end (14) is provided at the bottom of the assembly rod (13); the threaded end (14) and the assembly rod (13) are an integral structure; the assembly rod (13) is fixedly connected to the connecting screw hole (21) via the threaded end (14).

4. The explosive placing device for mine pre-splitting according to claim 3, characterized in that: A limiting pressure plate (15) is arranged on the top of the assembly plug rod (13); the limiting pressure plate (15) and the assembly plug rod (13) are an integrated structure; and the size of the limiting pressure plate (15) is larger than the diameter of the through hole (16).

5. The explosive placing device for mine pre-splitting according to claim 1, characterized in that: A flap plate (23) is movably arranged on the front end surface of the supporting frame (6), a hinge (25) is arranged at the movably connected position between the flap plate (23) and the supporting frame (6), and the flap plate (23) is movably connected to the supporting frame (6) via the hinge (25).

6. The explosive placing device for mine pre-splitting according to claim 1, characterized in that: A push-pull handle (5) is provided above the load-bearing frame (6), and the push-pull handle (5) and the extending end plate (4) are an integrated structure.

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