CN220567993U - Blasting structure suitable for medium-length hole stope cantilever roof - Google Patents
Blasting structure suitable for medium-length hole stope cantilever roof Download PDFInfo
- Publication number
- CN220567993U CN220567993U CN202321680867.7U CN202321680867U CN220567993U CN 220567993 U CN220567993 U CN 220567993U CN 202321680867 U CN202321680867 U CN 202321680867U CN 220567993 U CN220567993 U CN 220567993U
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- fixedly connected
- medium
- length hole
- structure suitable
- blasting
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- 238000005422 blasting Methods 0.000 title claims abstract description 32
- 210000003437 trachea Anatomy 0.000 claims abstract description 4
- 230000003028 elevating effect Effects 0.000 claims 1
- 239000011148 porous material Substances 0.000 abstract description 2
- 238000004080 punching Methods 0.000 abstract description 2
- 238000000605 extraction Methods 0.000 abstract 1
- 239000003814 drug Substances 0.000 description 13
- 239000002360 explosive Substances 0.000 description 9
- 239000000725 suspension Substances 0.000 description 8
- 238000007789 sealing Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 238000005474 detonation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The utility model discloses a blasting structure suitable for a suspended ceiling of a medium-length hole stope, which comprises a moving vehicle, wherein a first chute is fixedly connected to the upper surface of the moving vehicle, a first connecting rod is arranged in the first chute, a lifting column is rotatably connected to the outer surface of the first connecting rod, a second chute is slidably connected to the upper end of the lifting column, a lifting table is fixedly connected to the upper surface of the second chute, an air cylinder is fixedly connected to the upper surface of the moving vehicle, and a second connecting rod is fixedly connected to the output end of the air cylinder. Through above-mentioned structure, utilize the telescopic link to promote the pencil, observe pencil removal degree of depth through the distancer and to required position, the telescopic link stop work, the air pump is inflated for the air pocket simultaneously, and the air pocket inflation plugs up pencil lower extreme pore wall, and the extension link is loosened to the extraction trachea, and the stemming is poured into immediately, can explode the operation after the charging in proper order in the suspended ceiling medium-length hole, when improving efficiency, reduces phenomenon and the potential safety hazard of punching a hole.
Description
Technical Field
The utility model relates to the technical field of mine roof suspension blasting, in particular to a blasting structure suitable for a medium-length hole stope roof suspension.
Background
The mine adopting caving mining causes the roof hanging phenomenon of different degrees of stope ores under the influence of various factors during mining. The existence of the mine suspended roof brings certain loss to mineral resources, increases mineral exploitation cost, leaves potential safety hazard and threatens life safety of people. Therefore, the blasting overhead treatment must be performed from the viewpoints of safe production and economic efficiency.
At present, the medium-length hole is subjected to suspended roof blasting, the included angle between the direction of the blast hole and the horizontal direction is 40-89 degrees, the depth of the blast hole is 6-9 meters, the diameter of the medium-length hole is 60-65 millimeters, in order to ensure explosive cartridge detonation during charging, the explosive cartridge is required to be continuously charged, manual charging is mainly adopted on the spot at present, a flexible PVC hose is adopted to feed the explosive cartridge into the bottom of the hole, the self weight of the explosive cartridge is overcome on the one hand, the friction force between the explosive cartridge and the hole wall is overcome on the other hand in the process of charging the explosive cartridge in the process of charging the blast hole, and meanwhile, the explosive cartridge easily slides out from the inside of the blast hole in the process of charging the blast hole due to the self weight of the explosive cartridge, even the explosive loading personnel are injured by smashing, and great potential safety hazards are brought. Unlike a horizontal hole, when the traditional stemming is used for plugging, the stemming for sealing the upward stemming also can resist the weight of the traditional Chinese medicine coil in the stemming, has great difficulty and is easy to punch, so that the traditional manual charging and plugging are difficult to meet the requirements.
Disclosure of Invention
The utility model aims to at least solve one of the technical problems in the prior art, and provides a blasting structure suitable for a suspended roof of a medium-length hole stope, wherein a telescopic rod is used for pushing a medicine tube, the movement depth of the medicine tube is observed through a range finder until the medicine tube reaches a required position, the telescopic rod stops working, an air pump is used for inflating the air bag, the air bag is inflated to block the hole wall at the lower end of the medicine tube, the medicine tube is blocked from sliding downwards, an air pipe is pulled out to loosen the telescopic rod, stemming is then poured into the air pipe to complete the blasting operation, the suspended roof medium-length hole can be blasted after being sequentially charged, the efficiency is improved, and the punching phenomenon and the potential safety hazard are reduced.
The utility model also provides a blasting structure with the suspension roof suitable for the medium-length hole stope, which comprises the following components: the movable trolley is fixedly connected with a first chute on the upper surface of the movable trolley, a first connecting rod is arranged in the first chute, a lifting column is rotatably connected to the outer surface of the first connecting rod, a second chute is slidably connected to the upper end of the lifting column, a lifting table is fixedly connected to the upper surface of the second chute, an air cylinder is fixedly connected to the upper surface of the movable trolley, and a second connecting rod is fixedly connected to the output end of the air cylinder;
the upper surface of the lifting platform is fixedly connected with a hinge, the hinge is rotationally connected with a fixed block, the upper surface of the fixed block is fixedly connected with a telescopic rod, the far end of the telescopic rod is fixedly connected with a sleeve, and the upper surface of the fixed block is fixedly connected with a range finder;
the inside connecting block that is provided with of sheathed tube, the upper end fixedly connected with shrouding of connecting block, the surface fixedly connected with gasbag of shrouding, the lower surface fixedly connected with one-way pneumatic valve of shrouding, the input fixedly connected with trachea of one-way pneumatic valve, the upper end of shrouding is provided with the medicine pipe.
According to the blasting structure suitable for the suspended ceiling of the medium-length hole stope, the universal wheels are fixedly connected to the lower surface of the moving vehicle, and the number of the universal wheels is four and rectangular.
According to the blasting structure suitable for the suspended ceiling of the medium-length hole stope, the number of the first sliding grooves is four and the number of the second sliding grooves is rectangular.
According to the blasting structure suitable for the suspended ceiling of the medium-length hole stope, the number of the first connecting rods is four and the first connecting rods are symmetrically arranged, and two ends of the first connecting rods are respectively connected with the first sliding groove and the second sliding groove in a sliding manner.
According to the blasting structure suitable for the suspended ceiling of the medium-length hole stope, the second connecting rod is rotationally connected with the lifting column.
According to the blasting structure suitable for the suspended ceiling of the medium-length hole stope, the connecting block is of an equilateral hexagonal prism, and the inside of the sleeve is hexagonal, so that the sleeve is in sliding connection with the connecting block.
According to the blasting structure suitable for the suspended ceiling of the medium-length hole stope, the output end of the one-way air valve is fixedly connected with the air bag.
According to the blasting structure suitable for the suspended ceiling of the medium-length hole stope, an air pump is fixedly connected to the upper surface of the moving vehicle, and the output end of the air pump is fixedly connected with the input end of the air pipe.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further illustrated by the following figures and examples;
FIG. 1 is an overall block diagram of a blasting structure suitable for use in a medium-length hole stope roof suspension;
FIG. 2 is a block diagram of a portion of a blasting structure of the present utility model suitable for use in a medium-length hole stope roof suspension;
FIG. 3 is a block diagram of a portion of a blasting structure of the present utility model suitable for use in a medium-length hole stope roof suspension;
FIG. 4 is a front view of a blasting configuration of the present utility model suitable for use with a medium-length hole stope roof suspension;
fig. 5 is an enlarged schematic view of the structure a in fig. 4 of a blasting structure suitable for a suspended ceiling of a medium-length hole stope according to the present utility model.
Legend description:
1. a sealing plate; 2. a telescopic rod; 3. an air pipe; 4. a range finder; 5. a fixed block; 6. a hinge; 7. a lifting table; 8. a moving vehicle; 9. a universal wheel; 10. an air pump; 11. a medicine tube; 12. an air bag; 13. a one-way air valve; 14. a connecting block; 15. a first chute; 16. lifting columns; 17. a cylinder; 18. a first connecting rod; 19. a second chute; 20. a second connecting rod; 21. a sleeve.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
Referring to fig. 1-5, an embodiment of the utility model is a blasting structure suitable for a suspended ceiling of a medium-length hole stope, which comprises a moving vehicle 8, wherein a first chute 15 is fixedly connected to the upper surface of the moving vehicle 8, a first connecting rod 18 is arranged in the first chute 15, a lifting column 16 is rotatably connected to the outer surface of the first connecting rod 18, a second chute 19 is slidably connected to the upper end of the lifting column 16, a lifting table 7 is fixedly connected to the upper surface of the second chute 19, an air cylinder 17 is fixedly connected to the upper surface of the moving vehicle 8, a second connecting rod 20 is fixedly connected to the output end of the air cylinder 17, a hinge 6 is fixedly connected to the upper surface of the lifting table 7, a fixed block 5 is rotatably connected to the hinge 6, a telescopic rod 2 is fixedly connected to the upper surface of the fixed block 5, a sleeve 21 is fixedly connected to the upper surface of the fixed block 5, a range finder 4 is arranged in the sleeve 21, a connecting block 14 is fixedly connected to the upper end of the connecting block 14, a sealing plate 1 is fixedly connected to the outer surface of the sealing plate 12, a unidirectional air valve 13 is fixedly connected to the lower surface of the sealing plate 1, an input end of the unidirectional air pipe 13 is fixedly connected to the upper end of the sealing plate 1, and an upper end of the air valve 11 is arranged.
The lower surface fixedly connected with universal wheel 9 of mobile cart 8, the quantity of universal wheel 9 is four and rectangular array, and the quantity of first spout 15 is four and rectangular array, and the quantity of second spout 19 is four and rectangular array, and the quantity of head rod 18 is four and symmetrical arrangement, and head rod 18's both ends respectively with first spout 15, second spout 19 sliding connection, second connecting rod 20 and lifting column 16 rotate to be connected.
The connecting block 14 is of an equilateral hexagonal prism in shape, and the inside of the sleeve 21 is of a hexagon, so the sleeve 21 is in sliding connection with the connecting block 14, the output end of the one-way air valve 13 is fixedly connected with the air bag 12, the upper surface of the mobile vehicle 8 is fixedly connected with the air pump 10, and the output end of the air pump 10 is fixedly connected with the input end of the air pipe 3.
Working principle: during operation, at first according to the position and the inclination of well deep hole, adjustment carriage 4 position and height and the angle of telescopic link 2, place medicine pipe 11 in the well deep hole, shrouding 1 promotes medicine pipe 11 to remove to well deep hole bottom under the effect of telescopic link 2, can calculate the degree of depth of medicine pipe 11 through distancer 4, when medicine pipe 11 removes to appointed degree of depth, telescopic link 2 stop work, air pump 10 is inflated to gasbag 12, gasbag 12 inflation blocks up well deep hole pore wall, guarantee that medicine pipe 11 does not slide down, take out trachea 3 and loosen telescopic link 2, can accomplish well deep hole shutoff with stemming afterwards, can blasting operation after the suspension roof well deep hole is loaded in proper order.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (8)
1. A blasting structure suitable for medium-length hole stope roof hanging, comprising: the movable trolley (8), the upper surface fixedly connected with first spout (15) of movable trolley (8), the inside of first spout (15) is provided with head rod (18), the surface rotation of head rod (18) is connected with lift post (16), the upper end sliding connection of lift post (16) has second spout (19), the upper surface fixedly connected with elevating platform (7) of second spout (19), the upper surface fixedly connected with cylinder (17) of movable trolley (8), the output fixedly connected with second connecting rod (20) of cylinder (17);
the lifting platform is characterized in that a hinge (6) is fixedly connected to the upper surface of the lifting platform (7), a fixed block (5) is rotationally connected to the hinge (6), a telescopic rod (2) is fixedly connected to the upper surface of the fixed block (5), a sleeve (21) is fixedly connected to the far end of the telescopic rod (2), and a range finder (4) is fixedly connected to the upper surface of the fixed block (5);
the inside of sleeve pipe (21) is provided with connecting block (14), the upper end fixedly connected with shrouding (1) of connecting block (14), the surface fixedly connected with gasbag (12) of shrouding (1), the lower surface fixedly connected with one-way pneumatic valve (13) of shrouding (1), the input fixedly connected with trachea (3) of one-way pneumatic valve (13), the upper end of shrouding (1) is provided with pencil (11).
2. The blasting structure suitable for medium-length hole stope roof according to claim 1, wherein universal wheels (9) are fixedly connected to the lower surface of the moving vehicle (8), and the number of the universal wheels (9) is four and the number of the universal wheels is rectangular.
3. A blasting configuration for medium-length hole stope roof according to claim 1, characterized in that the number of first runners (15) is four and rectangular array and the number of second runners (19) is four and rectangular array.
4. The blasting structure suitable for the suspended ceiling of the medium-length hole stope according to claim 1, wherein the number of the first connecting rods (18) is four and the first connecting rods are symmetrically arranged, and two ends of the first connecting rods (18) are respectively connected with the first sliding groove (15) and the second sliding groove (19) in a sliding manner.
5. A blasting configuration for medium-length hole stope roof according to claim 1, characterized in that the second connecting rod (20) is in rotational connection with the lifting column (16).
6. A blasting structure suitable for use in medium-length hole stope roof-hanging according to claim 1, wherein the connecting block (14) has the shape of an equilateral hexagonal prism, and the interior of the sleeve (21) has the shape of a hexagon, so that the sleeve (21) is slidably connected with the connecting block (14).
7. Blasting structure suitable for medium-length hole stope roof according to claim 1, characterized in that the output end of the unidirectional gas valve (13) is fixedly connected with the gas bag (12).
8. The blasting structure suitable for the suspended ceiling of the medium-length hole stope according to claim 1, wherein an air pump (10) is fixedly connected to the upper surface of the moving vehicle (8), and the output end of the air pump (10) is fixedly connected with the input end of the air pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321680867.7U CN220567993U (en) | 2023-06-29 | 2023-06-29 | Blasting structure suitable for medium-length hole stope cantilever roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321680867.7U CN220567993U (en) | 2023-06-29 | 2023-06-29 | Blasting structure suitable for medium-length hole stope cantilever roof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220567993U true CN220567993U (en) | 2024-03-08 |
Family
ID=90089092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321680867.7U Active CN220567993U (en) | 2023-06-29 | 2023-06-29 | Blasting structure suitable for medium-length hole stope cantilever roof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220567993U (en) |
-
2023
- 2023-06-29 CN CN202321680867.7U patent/CN220567993U/en active Active
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