CN220670348U - Explosive filling device - Google Patents
Explosive filling device Download PDFInfo
- Publication number
- CN220670348U CN220670348U CN202322383640.2U CN202322383640U CN220670348U CN 220670348 U CN220670348 U CN 220670348U CN 202322383640 U CN202322383640 U CN 202322383640U CN 220670348 U CN220670348 U CN 220670348U
- Authority
- CN
- China
- Prior art keywords
- tamping
- rod
- blast hole
- insulating
- pulley
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000002360 explosive Substances 0.000 title claims abstract description 51
- 238000004804 winding Methods 0.000 claims description 6
- 229920000742 Cotton Polymers 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000005422 blasting Methods 0.000 abstract description 5
- 239000003245 coal Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses an explosive filling device, which relates to the technical field of broken roof blasting of coal mines and comprises a tamping rod and a pulley block, wherein the tamping rod comprises a rod body and an insulating tamping head, the insulating tamping head is connected with one end of the rod body and is used for directly contacting with an explosive in a blast hole with a downward opening, and the length of the tamping rod is not less than that of the blast hole; one fixed pulley in the pulley block is fixedly connected with the wall surface near the blast hole, and one movable pulley is suspended near the blast hole and used for being detachably connected with one end of the rod body far away from the insulating tamping head, and the free end of the connecting rope in the pulley block is pulled to enable the movable pulley connected with the rod body to move upwards and drive the tamping rod to move upwards in the blast hole. The explosive filling device solves the technical problem of difficult explosive filling in mine blasting, and makes the explosive filling more labor-saving.
Description
Technical Field
The utility model relates to the technical field of broken roof blasting of coal mines, in particular to an explosive filling device.
Background
The broken roof blasting drilling of the coal mine is a common rock burst prevention and control means, and aims to prevent the strong impact influence caused by sudden collapse of a hard rock stratum of a top plate of a goaf due to overlarge suspended roof area after stoping. The whole polyethylene pipe (hereinafter commonly called as a tamping rod) is generally used for charging, a log plug with the same diameter is arranged at the front end of the tamping rod, the log plug is plugged into the front end opening of the tamping rod pipe to be used as a charging tamping head, the tamping rod is manually used for tamping the explosive cartridge to the bottom of a hole, however, along with the increase of the drilling depth, the length of the tamping rod is correspondingly increased, the dead weight of the tamping rod is also increased, and the charging process is more laborious. Chinese patent CN214537628U discloses a charge folding rod of broken top blasting of deep hole, and this folding rod constitutes the mobile jib through the rotation connecting piece at many intermediate levers and each intermediate lever both ends, and the both ends of mobile jib pass through connecting piece and link to each other with tail boom and connecting rod respectively, constitute the charge folding rod, and this folding rod has folding function, can extend length as required, improves the efficiency of putting the medicine. However, the folding bar still requires a hand-held bar body, applies force from the bottom of the folding bar, and pushes the explosive into the blast hole, and the loading of the explosive is laborious. Thus, there is a need for an explosive charging device that uses labor-saving explosive.
Disclosure of Invention
The utility model aims to provide an explosive filling device which solves the problems in the prior art and can enable the filling of explosives to be more labor-saving.
In order to achieve the above object, the present utility model provides the following solutions:
the utility model provides an explosive filling device, which comprises a tamping rod and a pulley block, wherein the tamping rod comprises a rod body and an insulating tamping head, the insulating tamping head is connected with one end of the rod body and is used for directly contacting with an explosive in a blast hole with a downward opening, and the length of the tamping rod is not less than that of the blast hole; one fixed pulley in the pulley block is fixedly connected with the wall surface near the blast hole, and one movable pulley is suspended near the blast hole and used for being detachably connected with one end, far away from the insulating tamping head, of the rod body, and the free end of a connecting rope in the pulley block is pulled to enable the movable pulley connected with the rod body to move upwards and drive the tamping rod to move upwards in the blast hole.
Preferably, the rod body comprises a plurality of sub-rods, each sub-rod can be connected end to end in sequence, and the connected ends of two adjacent sub-rods form detachable connection.
Preferably, the tamper further comprises a plurality of cylindrical pipe sections, two adjacent sub-rods are connected through one pipe section, and one end of each of the two adjacent sub-rods extends into the same pipe section and is in threaded connection with the pipe section.
Preferably, each of the branch rods is a seamless steel tube.
Preferably, the insulating tamping head is in threaded connection with one end of the rod body.
Preferably, the pulley block comprises a fixed pulley, a movable pulley and a connecting rope, and the fixed pulley is fixedly connected with the wall surface outside the blast hole; the connecting rope is provided with a pulling end, a winding rope body and a connecting end which are sequentially connected, the connecting end is connected to the center of the fixed pulley, the winding rope body is sequentially wound on one downward side of the movable pulley and one upward side of the fixed pulley, the pulling end extends out of the upper side of the fixed pulley, and the pulling end can drive the movable pulley to move upwards and drive the tamping rod to move upwards in the blast hole.
Preferably, a hook is arranged on the movable pulley and used for hooking the end part of the tamping rod, which is far away from the insulating tamping head.
Preferably, the connecting rope is a thick cotton rope.
Preferably, the insulating tamping head is made of nylon.
Compared with the prior art, the utility model has the following technical effects:
the utility model provides an explosive filling device, wherein an insulating tamping head is in direct contact with an explosive, a connecting rope on a pulley block is pulled to drive a tamping rod to continuously extend into a blast hole, and an explosive cartridge is pushed to a specified position along the blast hole so as to realize a explosive pushing step, and the pulley block is utilized to enable the explosive pushing step to be more labor-saving. Therefore, the explosive loading device provided by the utility model drives the tamping rod to complete the loading step by using the pulley block, so that the loading of the explosive is more labor-saving.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the construction of an explosive loading device according to the present utility model in use;
in the figure: 1-ramming rod, 11-rod body, 111-branch rod, 12-insulation ramming head, 13-pipe joint, 2-pulley block, 21-connecting rope, 211-pulling end, 212-connecting end, 22-fixed pulley, 23-movable pulley and 231-hook.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model aims to provide an explosive filling device which solves the problems in the prior art and saves more labor in filling the explosive.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
The utility model provides an explosive filling device, as shown in figure 1, which comprises a tamping rod 1 and a pulley block 2, wherein the tamping rod 1 comprises a rod body 11 and an insulating tamping head 12, the insulating tamping head 12 is connected with one end of the rod body 11, the insulating tamping head 12 is used for directly contacting with explosive in a blast hole with a downward opening, and the length of the tamping rod 1 is not less than that of the blast hole; one fixed pulley 22 in the pulley block 2 is fixedly connected with the wall surface near the blast hole, and one movable pulley 23 is suspended near the blast hole and used for forming detachable connection with one end of the rod body 11, which is far away from the insulating tamping head 12, and the free end of the connecting rope 21 in the pulley block 2 is pulled to enable the movable pulley 23 connected with the rod body 11 to move upwards and drive the tamping rod 1 to move upwards in the blast hole. When the explosive filling device provided by the utility model is used, the explosive cartridge is plugged into the downward blast hole of the opening, the insulating tamper head 12 on the tamper 1 is used for supporting the explosive cartridge, then the movable pulley 23 is connected with one end of the rod body 11 far away from the insulating tamper head 12, one group of operators pulls the free end of the connecting rope 21, and the other group of operators controls the position of the tamper 1 at the hole of the blast hole, so that the movable pulley 23 moves upwards and drives the tamper 1 to push the explosive cartridge upwards along the blast hole until the explosive cartridge is conveyed to a designated position, and then the subsequent operation can be performed. Therefore, the explosive loading device provided by the utility model drives the tamping rod 1 to finish the loading step through the pulley block 2, so that the loading of the explosive is more labor-saving.
In a preferred implementation manner of this embodiment, the rod 11 includes a plurality of sub-rods 111, where each sub-rod 111 can be connected end to end in turn, and the ends of two adjacent sub-rods 111 that are connected together form a detachable connection. When the explosive-pushing device is used, the sub rod 111 with the insulating tamping head 12 is firstly used for propping against the explosive cartridge in the blast hole, then the sub rods 111 are connected to a proper length, then the movable pulley 23 is connected with the assembled rod body 11 far away from the insulating tamping head 12, the free end of the pulley block 2 is pulled, the whole tamping rod 1 pushes the explosive to move upwards along the blast hole, then the step of connecting the sub rods 111 is repeated until the rod body 11 reaches a proper length, and the explosive cartridge is sent to a proper position, thus the explosive-pushing step is completed. The rod body 11 formed by the plurality of branch rods 111 can be convenient for carrying and transporting the device, and the whole device can be conveniently used in a narrow mine tunnel.
In a preferred embodiment of the present embodiment, the tamper 1 further includes a plurality of tubular pipe sections 13, wherein two adjacent sub-rods 111 are connected by one pipe section 13, and one end of each of the two adjacent sub-rods 111 extends into the same pipe section 13 and is in threaded connection with the pipe section 13. The pipe joint 13 is a machine-made pipe joint, and the pipe joint 13 is used for connecting each branch rod 111 through threads, so that the connecting position of each branch rod 111 is firmer, and the whole device is safer to use.
In a preferred implementation of this embodiment, each of the sub-rods 111 is a seamless steel tube. The seamless steel tube has higher strength and stronger bending resistance, and can be more suitable for the loading operation environment of deeper blastholes.
In a preferred embodiment of this embodiment, the insulating tamper head 12 is threaded onto one end of the rod. The insulating tamping head 12 is connected with one end of the tamping rod 1 through threads, so that the connection strength of the insulating tamping head 12 and the separating rod can be enhanced, and the insulating tamping head 12 can be conveniently detached and replaced at any time.
In a preferred implementation manner of this embodiment, the pulley block 2 includes a fixed pulley 22, a movable pulley 23 and a connecting rope 21, and the fixed pulley 22 is fixedly connected with the wall surface outside the blast hole; the connecting rope 21 is provided with a pulling end 211, a winding rope body and a connecting end 212 which are sequentially connected, the connecting end 212 is connected to the center of the fixed pulley 22, the winding rope body is sequentially wound on the downward side of the movable pulley 23 and the upward side of the fixed pulley 22, the pulling end 211 extends out from the upper side of the fixed pulley 22, and the movable pulley 23 can be driven to move upwards by pulling the pulling end 211, and the tamping rod can be driven to move upwards in the blast hole. The fixed pulley 22 changes the direction of the force applied by the staff, so that the staff can pull the connecting rope 21 from top to bottom, and the charging step is more convenient to carry out; the movable pulley 23 can save more labor in the charging step, and the influence of the self weight of the movable pulley 23 on the charging step can be reduced by using only one movable pulley 23.
In a preferred embodiment of this embodiment, the travelling block 23 is provided with a hook 231, the hook 231 being adapted to hook the end of the tamper 1 remote from the tamper head 12. The hook 231 is connected with the tamper 1, so that the movable pulley 23 can be conveniently connected with the tamper 1 to be detached at any time, and the explosive filling is more convenient.
In a preferred implementation of this embodiment, the connecting cord 21 is a coarse cotton cord. The toughness of the crude cotton rope is stronger, and the breakage of the connecting rope in the medicine pushing process can be prevented.
In a preferred implementation of this embodiment, the material of the insulating tamper head 12 is nylon. Nylon is an insulating material and has certain elasticity, so that the explosive explosion caused by static electricity can be prevented, and the damage to the cartridge caused by overlarge interaction force of the tamper 1 and the cartridge can also be prevented.
The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.
Claims (9)
1. An explosive filling device, characterized in that: the tamping rod comprises a rod body and an insulating tamping head, wherein the insulating tamping head is connected with one end of the rod body and is used for directly contacting with explosive in a blast hole with a downward opening, and the length of the tamping rod is not less than that of the blast hole;
one fixed pulley in the pulley block is fixedly connected with the wall surface near the blast hole, and one movable pulley is suspended near the blast hole and used for being detachably connected with one end, far away from the insulating tamping head, of the rod body, and the free end of a connecting rope in the pulley block is pulled to enable the movable pulley connected with the rod body to move upwards and drive the tamping rod to move upwards in the blast hole.
2. An explosive charge device according to claim 1, wherein: the rod body comprises a plurality of branch rods, each branch rod can be connected end to end in sequence, and the adjacent two ends of the branch rods are connected in a detachable mode.
3. An explosive charge device according to claim 2, wherein: the tamping rod further comprises a plurality of cylindrical pipe sections, two adjacent sub-rods are connected through one pipe section, and one end of each of the two adjacent sub-rods extends into the same pipe section and is in threaded connection with the pipe section.
4. An explosive charge device according to claim 2, wherein: each of the branch rods is a seamless steel pipe.
5. An explosive charge device according to claim 1, wherein: the insulating tamping head is in threaded connection with one end of the rod body.
6. An explosive charge device according to claim 1, wherein: the pulley block comprises a fixed pulley, a movable pulley and a connecting rope, and the fixed pulley is fixedly connected with the wall surface outside the blast hole; the connecting rope is provided with a pulling end, a winding rope body and a connecting end which are sequentially connected, the connecting end is connected to the center of the fixed pulley, the winding rope body is sequentially wound on one downward side of the movable pulley and one upward side of the fixed pulley, the pulling end extends out of the upper side of the fixed pulley, and the pulling end can drive the movable pulley to move upwards and drive the tamping rod to move upwards in the blast hole.
7. The explosive charge device according to claim 6, wherein: the movable pulley is provided with a hook which is used for hooking the end part of the tamping rod far away from the insulating tamping head.
8. The explosive charge device according to claim 6, wherein: the connecting rope is a thick cotton rope.
9. An explosive charge device according to claim 1, wherein: the insulating tamping head is made of nylon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322383640.2U CN220670348U (en) | 2023-09-01 | 2023-09-01 | Explosive filling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322383640.2U CN220670348U (en) | 2023-09-01 | 2023-09-01 | Explosive filling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220670348U true CN220670348U (en) | 2024-03-26 |
Family
ID=90343365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322383640.2U Active CN220670348U (en) | 2023-09-01 | 2023-09-01 | Explosive filling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220670348U (en) |
-
2023
- 2023-09-01 CN CN202322383640.2U patent/CN220670348U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110567331B (en) | Blasting fixing device and orepass dredging and blocking system and method applying same | |
| CN113091544A (en) | Coal mine underground deep hole blasting charging method | |
| CN204718513U (en) | The special shutoff ring of VCR method explosion | |
| CN220670348U (en) | Explosive filling device | |
| CN108801092B (en) | Hydraulic blasting charging device and method | |
| CN112945042B (en) | VCR method blast hole bottom plugging device and plugging method | |
| CN210293005U (en) | Quick charging means of deep hole blasting | |
| CN110185458B (en) | Bidirectional shield launching method | |
| CN111780637A (en) | Deepwater blast hole charging device and charging method thereof | |
| CN212692707U (en) | Deepwater blast hole charging device | |
| CN208936888U (en) | A kind of simple tamponade device of horizontal blasthole | |
| CN213627564U (en) | Auxiliary moving device for drilling radar antenna | |
| CN209195413U (en) | A kind of shield machine pipeline extension apparatus | |
| CN211851871U (en) | Automatic flexible net device of putting of longwall coal face end stage of adopting | |
| CN209961255U (en) | Tunnel construction monitoring rapid point distribution device | |
| CN215338014U (en) | Deep hole blasting charging means in pit in colliery | |
| CN107971733B (en) | Hydraulic support pin shaft dismounting device | |
| CN213990089U (en) | Novel continuous miner power cable receive and releases device | |
| CN219161142U (en) | Auxiliary filling device for explosive coil | |
| CN219037781U (en) | Efficient medium-length hole charge ware | |
| CN220062757U (en) | Labor-saving explosion support rod for drop shaft blockage | |
| CN212409522U (en) | Auxiliary device for coupled charging of blast hole | |
| CN212774196U (en) | Coring device of petroleum drilling coring barrel | |
| CN217275845U (en) | Auxiliary device for charging blast hole | |
| CN113047797B (en) | Drilling tool and rock-soil coring equipment with same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |