Charging device for mine blasting

Abstract

The utility model relates to the technical field of mine blasting, and discloses a charging device for mine blasting, which comprises an end, the right side of the end is fixedly connected with a second connecting rod, the inside of the second connecting rod is rotatably connected with a first rotating shaft, the right side of the outside of the second connecting rod is provided with threads, and the right end of the second connecting rod is fixedly connected with a knob. A first connecting rod is arranged at the right end of the second connecting rod, threads are arranged on the left side and the right side of the first connecting rod, connecting rings are in threaded connection with the outer sides of the threads, a second rotating shaft is rotationally connected into the first connecting rod, a connecting shaft is arranged in the second rotating shaft, and a limiting plate is fixedly connected to the left end of the connecting shaft. The outer side of the connecting shaft is sleeved with a spring. According to the utility model, the device can be lengthened when encountering an overlong explosive opening, so that the explosive can be placed, the explosive can be fixedly conveyed when being conveyed, and the danger of explosion caused by the fact that the explosive touches a rock wall is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of mine blasting, in particular to a charging device for mine blasting. Background Art

[0002] Mining blasting charging device refers to the equipment or system used for mining blasting operations. Its main function is to safely place and detonate explosives to break rocks and improve the efficiency of ore mining.

[0003] After searching, Chinese patent announcement number CN218821976U discloses a rapid charging device for mining engineering blasting, which relates to the technical field of mining blasting tools. The utility model includes: a manual charge filler for manual charge filling required in mining engineering; a guide sliding mechanism for moving the position of the manual charge filler in use; an auxiliary charge filling mechanism for auxiliary charge filling processing during charge filling; wherein, the auxiliary charge filling mechanism includes a connecting column 1, a connecting column 2 that passes through the middle of the front end of the connecting column 1, a telescopic spring connected to the middle of the bottom end of the connecting column 2, and a movable cover plate connected to the bottom end of the telescopic spring. The utility model solves the problem that in the existing blasting treatment for a small single location, a manual charge filling device is used because of the high cost of using mechanical charging, and the manual charge filling device is usually shovel-shaped. During the charge filling process, it is easily affected by wind blowing, and it is necessary to block it manually by hand, which affects the charge filling efficiency.

[0004] The above document solves the problem of high cost due to the use of mechanical charging in the existing blasting treatment for a small single location. However, when placing gunpowder, due to the different lengths of the explosive openings, the device in the above document cannot adapt to the problem of different lengths. Therefore, a charging device for mine blasting is proposed to solve the above problem. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a charging device for mine blasting, aiming to improve the problem that the device cannot adapt to different lengths due to different lengths of explosive ports when placing explosives.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a charging device for mine blasting, comprising an end head, a connecting rod 2 is fixedly connected to the right side of the end head, a rotating shaft 1 is rotatably connected inside the connecting rod 2, a thread is arranged on the right side of the outside of the connecting rod 2, a knob is fixedly connected to the right end of the connecting rod 2, a connecting rod 1 is arranged on the right end of the connecting rod 2, threads are arranged on the left and right sides of the connecting rod 1, a connecting ring is threadedly connected to the outer side of the thread, a rotating shaft 2 is rotatably connected inside the connecting rod 1, a connecting shaft is arranged inside the rotating shaft 2, a limiting plate is fixedly connected to the left end of the connecting shaft, a spring is sleeved on the outer side of the connecting shaft, four fixing rods 2 are fixedly connected to the side of the limiting plate away from the connecting shaft, a storage groove is provided at the right end of the rotating shaft 2, a knob is fixedly connected to the right end of the connecting shaft, four fixing holes are provided at the right ends of the connecting rod 1 and the connecting rod 2, three sliding grooves are provided at the left end of the end head, and a clamping assembly is installed inside the end head.

[0007] As a further description of the above technical solution:

[0008] The clamping assembly includes a threaded rod, both left and right sides of the threaded rod are rotatably connected to the inside of the end head, the outer side of the threaded rod is threadedly connected to a movable plate, three fixed rods are rotatably connected to the inside of the movable plate, the three fixed rods are rotatably connected to sliders at one end away from the movable plate, the left sides of the three sliders are fixedly connected to a clamping plate, and the opposite sides of the three clamping plates are fixedly connected to multiple protrusions.

[0009] As a further description of the above technical solution:

[0010] The outer sides of the second fixing rod are slidably connected to the inside of the fixing hole, and the outer side of the knob is slidably connected to the inside of the storage slot.

[0011] As a further description of the above technical solution:

[0012] The outer side of the limiting plate is slidably connected to the inside of the second rotating shaft, and the outer side of the second fixing rod is slidably connected to the inside of the second rotating shaft.

[0013] As a further description of the above technical solution:

[0014] One end of the spring is fixedly connected to the second inner wall of the rotating shaft, and the other end of the spring is fixedly connected to the right side of the limiting plate.

[0015] As a further description of the above technical solution:

[0016] The outer side of the sliding block is slidably connected to the inside of the sliding groove, and the outer side of the moving plate is slidably connected to the inside of the end head.

[0017] As a further description of the above technical solution:

[0018] The right side of the threaded rod is fixedly connected to the interior of the rotating shaft 1, and the side of the clamping plate close to the end head is slidably connected to the left side of the end head.

[0019] The utility model has the following beneficial effects:

[0020] 1. In the utility model, the thread, the connecting ring, the first connecting rod, the fixing hole, the knob, the second fixing rod, the storage groove, the limit plate, the spring, the second rotating shaft, and the connecting shaft structure cooperate with each other, so that when the length of the explosive opening is too long, the device can be lengthened to achieve the problem of placing the explosives.

[0021] 2. In the utility model, the movable plate, the fixed rod, the slider, the clamping plate, the protrusion, the threaded rod and other structures cooperate with each other to solve the problem that the explosives can be fixedly transported during transportation to prevent the explosives from touching the rock wall and causing the risk of explosion. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 A three-dimensional diagram of a charging device for mine blasting proposed by the utility model;

[0023] Figure 2 A schematic diagram of a threaded rod of a charging device for mine blasting proposed by the utility model;

[0024] Figure 3 This is a schematic diagram of a chute of a charging device for mine blasting proposed by the utility model;

[0025] Figure 4 This is a schematic diagram of a connection ring of a charging device for mine blasting proposed by the utility model;

[0026] Figure 5 The utility model is a spring schematic diagram of a charging device for mine blasting.

[0027] Legend:

[0028] 1. End; 2. Connecting ring; 3. Thread; 4. Connecting rod 1; 5. Bump; 6. Clamp; 7. Connecting rod 2; 8. Slider; 9. Fixed rod 1; 10. Moving plate; 11. Rotating shaft 1; 12. Threaded rod; 13. Fixed hole; 14. Knob; 15. Fixed rod 2; 16. Connecting shaft; 17. Rotating shaft 2; 18. Spring; 19. Limit plate; 20. Storage slot; 21. Slide slot. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Reference Figure 1 and Figure 4 The utility model provides an embodiment: a charging device for mine blasting, comprising an end 1, a connecting rod 27 is fixedly connected to the right side of the end 1, the end 1 plays a role in fixing the connecting rod 27, the connecting rod 27 is rotatably connected to a rotating shaft 11, the connecting rod 27 plays a role in limiting the rotating shaft 11, a thread 3 is arranged on the right side of the outside of the connecting rod 27, a knob 14 is fixedly connected to the right end of the connecting rod 27, the knob 14 will drive the connecting rod 27 to rotate together when being twisted, a connecting rod 4 is arranged on the right end of the connecting rod 27, threads 3 are arranged on the left and right sides of the connecting rod 14, a connecting ring 2 is threadedly connected to the outer side of the thread 3, the connecting ring 2 plays a role in connecting the thread 3 on the connecting rod 27 and the thread 3 on the connecting rod 14, and the thread 3 plays a role in connecting the connecting rod 27 and the connecting rod 14.

[0031] Reference Figure 4-5 The connecting rod 14 is rotatably connected with the rotating shaft 2 17, and the connecting rod 14 serves to limit the rotating shaft 2 17. The rotating shaft 2 17 is provided with a connecting shaft 16, and the connecting shaft 16 can rotate and slide inside the rotating shaft 2 17. The left end of the connecting shaft 16 is fixedly connected with a limiting plate 19, and the limiting plate 19 serves to limit the connecting shaft 16 from being pulled out when rotating and sliding inside the rotating shaft 2 17. A spring 18 is sleeved on the outside of the connecting shaft 16, and four fixed rods 2 15 are fixedly connected to the side of the limiting plate 19 away from the connecting shaft 16, and the limiting plate 19 serves to fix the fixed rod 2 15.

[0032] Reference Figure 2 , Figure 4 and Figure 5 A storage slot 20 is provided at the right end of the rotating shaft 17, and a knob 14 is fixedly connected to the right end of the connecting shaft 16. By holding the knob 14 on the connecting shaft 16, the knob 14 can be used to drive the connecting shaft 16 to rotate and slide. Four fixing holes 13 are provided at the right ends of the connecting rod 1 4 and the connecting rod 2 7, and three sliding grooves 21 are provided at the left end of the end head 1. A clamping assembly is installed inside the end head 1, and the outer side of the fixing rod 2 15 is slidably connected to the inside of the fixing hole 13. After the fixing rod 2 15 slides into the fixing hole 13, when the fixing rod 2 15 rotates, it will drive the rotating shaft 11 to rotate.

[0033] Reference Figure 4-5The outer side of the knob 14 is slidably connected to the inside of the storage slot 20. When the connecting rod 1 4 and the connecting rod 2 7 are fitted, the storage slot 20 plays the role of storing the knob 14 on the connecting rod 2 7. The outer side of the limit plate 19 is slidably connected to the inside of the rotating shaft 2 17. The rotating shaft 2 17 plays the role of limiting the limit plate 19. The outer side of the fixed rod 2 15 is slidably connected to the inside of the rotating shaft 2 17. When the fixed rod 2 15 rotates, it will drive the rotating shaft 2 17 to rotate. One end of the spring 18 is fixedly connected to the inner wall of the rotating shaft 2 17, and the other end of the spring 18 is arranged on the right side of the limit plate 19. The spring 18 plays the role of driving the limit plate 19 to reset after being squeezed by the limit plate 19.

[0034] Reference Figure 1-3 The clamping assembly includes a threaded rod 12, and the left and right sides of the threaded rod 12 are rotatably connected to the inside of the end head 1, and the end head 1 plays a role in limiting the threaded rod 12. The outer side of the threaded rod 12 is threadedly connected with a movable plate 10. When the rotating shaft 11 drives the threaded rod 12 to rotate, it can drive the movable plate 10 to move. Three fixed rods 9 are rotatably connected inside the movable plate 10. When the movable plate 10 moves, it will drive the fixed rods 9 to move. The ends of the three fixed rods 9 away from the movable plate 10 are rotatably connected to sliders 8. When the fixed rods 9 move, it will drive the sliders 8 to slide. The left sides of the three sliders 8 are fixedly connected with splints 6, and the sliders 8 play the role of fixing the splints 6.

[0035] Reference Figure 1-3 , a plurality of protrusions 5 are fixedly connected to the opposite sides of the three clamps 6, the protrusions 5 are made of rubber, and the protrusions 5 are inclined to prevent the risk of falling when clamping the explosives, the outer side of the slider 8 is slidably connected to the inside of the slide groove 21, and when the slider 8 is driven to move by the fixed rod 9, the slider 8 will slide inside the slide groove 21, and the outer side of the movable plate 10 is slidably connected to the inside of the end head 1, and the end head 1 plays a role in limiting the movable plate 10, and the right side of the threaded rod 12 is fixedly connected to the inside of the rotating shaft 11, and the rotating shaft 11 plays a role in driving the threaded rod 12 to rotate when it rotates, and the side of the clamp 6 close to the end head 1 is slidably connected to the left side of the end head 1, and the slider 8 will drive the clamp 6 to slide on the end head 1 when it moves, and the clamp 6 will clamp the explosives.

[0036] Working principle: When it is necessary to load explosives, if the length of the explosive mouth is too long and the device needs to be lengthened, first twist the connecting ring 2 onto the thread 3 on the connecting rod 2 7, then twist the thread 3 on the left side of the connecting rod 1 4 into the inside of the connecting ring 2, and at the same time pull the knob 14 on the connecting shaft 16, the connecting shaft 16 will drive the fixing rod 2 15 to move toward the inside of the rotating shaft 2 17. When the thread 3 on the connecting rod 1 4 is twisted into the inside of the connecting ring 2, release the knob 14, the spring 18 will drive the limit plate 19 and the fixing rod 2 15 to reset, and the knob 14 fixed on the connecting rod 2 7 will slide into the storage slot 20, and the fixing rod 2 15 will slide into the fixing hole 13, and then put the explosive between the three splints 6, and then rotate the connecting rod 1 The knob 14 on the connecting rod 14 will drive the connecting shaft 16 to rotate, the connecting shaft 16 will drive the limiting plate 19 to rotate, the limiting plate 19 will drive the fixing rod 2 15 to rotate, and the fixing rod 2 15 will drive the rotating shaft 11 and the rotating shaft 2 17 to rotate together, the rotating shaft 11 will drive the threaded rod 12 to rotate, the threaded rod 12 will drive the moving plate 10 to slide inside the end 1, the moving plate 10 will drive the three fixing rods 1 9 to retract inwardly, the three fixing rods 1 9 will drive the three sliding blocks 8 to move toward each other, the three sliding blocks 8 will drive the three clamping plates 6 to move toward each other to clamp the explosive, and the protrusion 5 prevents the explosive from slipping. When the explosive mouth is short, the knob 14 on the connecting rod 2 7 can be directly twisted to clamp the explosive.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A charging device for mine blasting, comprising a tip (1), characterized in that: The right side of the end head (1) is fixedly connected to a second connecting rod (7), the interior of the second connecting rod (7) is rotatably connected to a first rotating shaft (11), the right side of the exterior of the second connecting rod (7) is provided with a thread (3), the right end of the second connecting rod (7) is fixedly connected to a knob (14), the right end of the second connecting rod (7) is provided with a first connecting rod (4), both left and right sides of the first connecting rod (4) are provided with threads (3), the outer side of the thread (3) is threadedly connected to a connecting ring (2), the interior of the first connecting rod (4) is rotatably connected to a second rotating shaft (17), and the interior of the second rotating shaft (17) is provided with a connecting shaft (16) The left end of the connecting shaft (16) is fixedly connected to a limit plate (19), a spring (18) is sleeved on the outer side of the connecting shaft (16), the limit plate (19) is fixedly connected to four fixed rods (15) on the side away from the connecting shaft (16), a storage groove (20) is provided at the right end of the rotating shaft (17), a knob (14) is fixedly connected to the right end of the connecting shaft (16), four fixing holes (13) are provided at the right ends of the connecting rod (1) and the connecting rod (7), three sliding grooves (21) are provided at the left end of the end head (1), and a clamping assembly is installed inside the end head (1).

2. A charging device for mine blasting according to claim 1, characterized in that: The clamping assembly comprises a threaded rod (12), the left and right sides of the threaded rod (12) are rotatably connected to the inside of the end head (1), the outer side of the threaded rod (12) is threadedly connected to a movable plate (10), the inside of the movable plate (10) is rotatably connected to three fixed rods (9), the ends of the three fixed rods (9) away from the movable plate (10) are rotatably connected to sliders (8), the left sides of the three sliders (8) are fixedly connected to clamps (6), and the opposite sides of the three clamps (6) are fixedly connected to a plurality of protrusions (5).

3. A charging device for mine blasting according to claim 1, characterized in that: The outer side of the second fixing rod (15) is slidably connected to the inside of the fixing hole (13), and the outer side of the knob (14) is slidably connected to the inside of the storage groove (20).

4. A charging device for mine blasting according to claim 1, characterized in that: The outer side of the limit plate (19) is slidably connected to the inside of the second rotating shaft (17), and the outer side of the second fixing rod (15) is slidably connected to the inside of the second rotating shaft (17).

5. The charging device for mine blasting according to claim 1, characterized in that: One end of the spring (18) is fixedly connected to the inner wall of the second rotating shaft (17), and the other end of the spring (18) is fixedly connected to the right side of the limiting plate (19).

6. A charging device for mine blasting according to claim 2, characterized in that: The outer side of the sliding block (8) is slidably connected to the inside of the sliding groove (21), and the outer side of the moving plate (10) is slidably connected to the inside of the end head (1).

7. A charging device for mine blasting according to claim 2, characterized in that: The right side of the threaded rod (12) is fixedly connected to the inside of the rotating shaft (11), and the side of the clamping plate (6) close to the end head (1) is slidably connected to the left side of the end head (1).

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