CN109612357A - One kind covering object explosion Pass blocks dredging method and device - Google Patents
One kind covering object explosion Pass blocks dredging method and device Download PDFInfo
- Publication number
- CN109612357A CN109612357A CN201811558651.7A CN201811558651A CN109612357A CN 109612357 A CN109612357 A CN 109612357A CN 201811558651 A CN201811558651 A CN 201811558651A CN 109612357 A CN109612357 A CN 109612357A
- Authority
- CN
- China
- Prior art keywords
- blasting charge
- tamper
- cover
- blasting
- drop shaft
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D3/00—Particular applications of blasting techniques
- F42D3/04—Particular applications of blasting techniques for rock blasting
Abstract
The invention discloses one kind to cover object explosion Pass blocks dredging method and device, and device includes covering object container, the blasting charge and derricking gear；Blasting method includes the following steps: the first step, calculates height of the tamper apart from top drop shaft connecting taxiway in drop shaft；The detonator that the blasting charge connects is extended to top drop shaft connecting taxiway and fixed by second step, the lifting blasting charge to the upper surface of the tamper；Third step covers object to filling above tamper the blasting charge is completely covered；4th step, the detonation blasting charge are implemented downward directional blasting to tamper and are dredged.The present invention is ingenious low by covering object on the blasting charge, change the status of dobie processing Pass blocks, explosive energy utilization rate is improved using opposition, change only by blasting vibration effect processing Pass blocks, it improves drop shaft and dredges stifled efficiency, simple and practical with operating method, demolition set structure is easy, easy to operate, low in cost, explosive energy utilization rate is high and safe and reliable feature.
Description
Technical field
The invention belongs to mine blasting technologies, and in particular to one kind covers object explosion Pass blocks dredging method and device
Background technique
In underground mine production, drop shaft is the necessary channel for carrying out ore and barren rock transport, the ore or useless in drop shaft
When stone is stored into a certain amount of, ore drawing, transport are just carried out.Due to draw control work it is discontinuous, have bad luck that bulk frequency is high, ore
Deposition compacting and ore caking capacity etc. influence, and drop shaft is easier to phenomena such as knot arch, blocking occurs, and it is raw that processing influences mine not in time
It produces, deals with improperly and more threaten operating personnel's safety.
The drop shaft dredging mode of early stage uses water punching dredging drop shaft, and it is to be filled the water into blocking drop shaft to drop that water, which rushes dredging mode,
Low tamper frictional force dredges drop shaft so that tamper falls.But in treatment process discovery that there are water sizes is not easy to control,
The dredging time is indefinite, is not easy organizing construction and the statuses such as treatment effect is very unsatisfactory.
Since water rushes the defect of dredging drop shaft, it is possibly realized using blasting method dredging drop shaft.Currently, blasting method is dredged
Including pinking facture, dobie strut blasting procedure, bore blowing-up method, mining rocket launcher blasting procedure, hydrogen balloon blasting procedure, slip
Well suspension demolition set method, aircraft demolition set method etc..But pinking facture and dobie strut blasting procedure are ineffective,
It is unable to ensure drop shaft dredging；Bore blowing-up method, one kind as disclosed in the Chinese patent document application No. is 201210537691.X
The method and plug-removing device of Pass blocks are efficiently released, since Pass blocks position is indefinite, difficulty of construction is indefinite, and borehole engineering
Amount is big, higher cost, and it is bad that drop shaft dredges effect；Mining rocket launcher blasting procedure and hydrogen balloon blasting procedure (such as application No. is
A kind of pass blocking well demolition set using hydrogen balloon suspension pack disclosed in 201210442216.4 Chinese patent document) it takes
Band dose is limited, and explosive can not be pin-pointed to tamper, and dredging effect is general；Drop shaft suspension demolition set method is (as applied
A kind of drop shaft suspension demolition set and its Pass blocks of application disclosed in Chinese patent document number for 201710318504.1
Dredging method) and aircraft demolition set method (one kind as disclosed in the Chinese patent document application No. is 201710019426.5
Using the pass blocking well demolition set of unmanned vehicle suspension pack), although solving explosive accurate positioning, operating process is multiple
Miscellaneous, installation cost is higher.
And above method is mostly based on the dredging that adobe blasting method carries out blocking drop shaft, and dobie explosion can be to
Surrounding generates large quantity of air shock wave, the only dredging towards the small part energy of tamper for blocking, blasting energy wave
Take larger.
Summary of the invention
Technical problem solved by the present invention is being directed to existing Pass blocks blasting method above shortcomings, provide
It is a kind of safe, easy to operate, inexpensive to cover object explosion Pass blocks dredging method and device.
The present invention adopts the following technical scheme that realization:
One kind covering object explosion Pass blocks dredging method, includes the following steps:
Height of the tamper apart from top drop shaft connecting taxiway in the first step, measuring and calculating drop shaft；
Second step, the lifting blasting charge are extended to the upper surface of the tamper, and by the detonator that the blasting charge connects
Portion's drop shaft connecting taxiway is fixed；
Third step covers object to filling above tamper the blasting charge is completely covered；
4th step, the detonation blasting charge are implemented downward directional blasting to tamper and are dredged.
Further, in the second step, during lifting the blasting charge, while by accommodate cover object cover object container one
With lifting to the upper surface of tamper.
Further, in the third step, by covering object to filling in object container is covered with the delivery pipe for covering object reservoir.
It is covered in object explosion Pass blocks dredging method in of the invention, the object that covers is water, dry mortar, unclassified tailing filling materials
Or paste filling material.
Object explosion Pass blocks dredger is covered using above method step the invention also discloses a kind of, including covers object
Container 6, the blasting charge 12 and derricking gear；
The blasting charge 12 is fixedly connected on the bottom for covering object container 6, and is connected with and extends to leading in drop shaft connecting taxiway
Booster 11, the derricking gear are mounted in the drop shaft connecting taxiway above tamper, will cover object container 6 together with the blasting charge 12 together
It is lifted on tamper upper surface, it is described to cover in object container 6 filled with covering object 5 for what the blasting charge 12 was completely covered.
Further, the object packet that covers is docked and connected with the delivery pipe 10 extended in drop shaft connecting taxiway.
Further, it is described cover object container 6 be it is flexible cover object packet, the object packet that covers is by covering object packet pedestal 61, covering object
Packet outer wall 62 wraps the space that object is covered in the formation receiving of lid 63 with object is covered, and the blasting charge 12 is fixed on the following table for covering object packet pedestal 61
Face, it is described cover object wrap lid 63 be equipped with docked with delivery pipe 10 cover object loading port 64.
Further, it is described cover object wrap lid 63 periphery uniformly connect it is several cover object packet fixed rope 65, it is all to cover object packet
Fixed rope 65 is connect with object packet lifting rope 66 is covered, and is connect by covering object packet lifting rope 66 with derricking gear.
Further, the detonator channel 67 for being internally provided with vertically communicated whole container for covering object container 6, it is described
Detonator 11 passes through detonator channel 67, and one end is connect with the quick-fried detonator 13 of leading being fixed in the blasting charge 12, and the other end extends to
Connection detonation equipment in drop shaft connecting taxiway.
Object explosion Pass blocks dredger is covered in of the invention, is equipped with the sockets for collecting energy that Open Side Down in the blasting charge 12
121。
The present invention selects explosion to dredge on the basis of pass blocking plug thing, and object is covered in top on the blasting charge of explosion,
During detonation of a cartridge, the upward shock wave in the part of generation on covering object, generate reaction force can with it is downward
Shock wave together superposition on tamper, improve tamper onepull dredging successful.Covering object can use
The common water in mining area, mortar, unclassified tailing filling materials or paste filling material, need to recycle, cost is lower.
In conclusion the present invention is ingenious low by object is covered on the blasting charge, showing for dobie processing Pass blocks is changed
Shape improves explosive energy utilization rate using opposition, changes only by blasting vibration effect processing Pass blocks, improves and slip
Well dredges stifled efficiency, has operating method simple and practical, and demolition set structure is easy, easy to operate, low in cost, explosive energy
Utilization rate height and safe and reliable feature.
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for covering object explosion Pass blocks dredger in embodiment.
Fig. 2 is the structural schematic diagram for covering object container in embodiment.
Fig. 3 is the structural schematic diagram of the blasting charge in embodiment.
Figure label: the lower part 1- drop shaft connecting taxiway, the top 2- drop shaft connecting taxiway, 3- drop shaft, 4- tamper, 5- cover object, 6-
Object container is covered, 61- covers object packet pedestal, and 62- covers object packet outer wall, and 63- covers object and wraps lid, and 64- covers object loading port, and 65- covers object Bao Gu
Fixed rope, 66- cover object packet lifting rope, and 67- detonator channel, 7- pulley, 8- importing bar, 9- fixed frame, 10- delivery pipe, 11- leads quick-fried
Pipe, the 12- blasting charge, 121- sockets for collecting energy, 13- lead quick-fried detonator.
Specific embodiment
Embodiment
Device shown in Fig. 1 is the preferred embodiment for covering object explosion Pass blocks dredger of the invention, specifically includes and covers
Object 5 covers object container 6, pulley 7, imports bar 8, fixed frame 9, delivery pipe 10, detonator 11, the blasting charge 12, and the blasting charge 12 is by covering
Object 5 is covered on 4 upper surface of tamper in path 3, generates upward shock wave in the hair for covering the formation of object 5 using the blasting charge 12
Active force dredges tamper explosion with downward shock wave superposition on tamper 4.
Specifically, the blasting charge 12 is fixedly connected on the bottom for covering object container 6, and it is connected with and extends to tamper drop shaft nearby
Detonator 11 in connecting taxiway, derricking gear are mounted in the top drop shaft connecting taxiway 2 above tamper, will cover object container 6 and connect
It is lifted together with the blasting charge 12 and is placed on 4 upper surface of tamper, covered filling in object container 6 and cover object 5, the blasting charge 12 is completely covered
In the upper surface of tamper 4.
Derricking gear includes that the importing bar 8 being erected in top drop shaft connecting taxiway 2 by fixed frame 9 and setting are being led
Enter the pulley 7 on bar 8, pulley 7 is extend out in the drop shaft 3 of 4 top of tamper by importing bar 8, and the lifting rope of object container 6 is covered in connection
It is connect around pulley 7 with the hoisting equipment being arranged in inside top drop shaft connecting taxiway 2, or directly passes through manpower pulling lifting rope.
It imports bar 8 to be slidably mounted on fixed frame 9 by orientation sliding rail, the stretching when object container and the blasting charge are covered in lifting, when explosion receives
It returns.Derricking gear can also use suitable weight lifting appliance according to mine inside.
It in practical applications, is first to be lifted into the empty object container 6 that covers above tamper together with the blasting charge 12, therefore covering
It is also connected on object container and is filled the delivery pipe 10 for covering object in object container 6 to covering, the length of the delivery pipe 10 will guarantee
It enough extends in top drop shaft connecting taxiway 2, can carry out covering the filling of object in object container to covering out of top drop shaft connecting taxiway 2.
It covers object container 6 and covers object packet to be flexible, using the polythene material of wear-resisting anti-cutting, can be folded up before use
Folding and unfolding, specific as shown in Figure 2, covering object packet is to cover object packet pedestal 61, cover object packet outer wall 62 and cover object to wrap the formation of lid 63 one
The cylinder of sealing, inside accommodate the space for covering object 5, and the cross section size for entirely covering object packet is no more than the cross section of drop shaft 3, with
Just it can will cover object container and the blasting charge smoothly lifts.The blasting charge 12 is fixed on the lower surface for covering object packet pedestal 61, covers object and wraps
Lid 63 covers object loading port 64 equipped with what is docked with delivery pipe 10.Four, which are uniformly connected, on the periphery for covering object and wrapping lid 63 covers object Bao Gu
Surely restrict 65, it is all cover 65 one end of object packet fixed rope and be fixedly connected on cover the edge that object wraps lid 63, the other end together with cover object packet
Lifting rope 66 connects, and all length for covering object packet fixed rope 65 are identical, connect by covering object packet lifting rope 66 with derricking gear, Neng Goubao
Card covers stationarity of the object packet in hoisting process.
As shown in connection with fig. 3, the blasting charge 12 is fixed in the groove for covering 61 bottom surface of object packet pedestal, and 12 shell of the blasting charge is pressure resistance
Distortion-free polythene material, inside are equipped with the pack of emulsion.Covering, being internally provided with for object container 6 is vertically communicated entire
The detonator channel 67 of container, the channel 67 keep apart with object packet inner space is covered, and top, which is connected to, covers the fried of object packet pedestal 61
In pack installation groove, detonator 11 passes through detonator channel 67, and one end connects with the quick-fried detonator 13 of leading being fixed in the blasting charge 12
It connects, the other end connect with detonation equipment, is thus connected to fried from being extended in top drop shaft connecting taxiway 2 in detonator channel 67
Length needed for the detonator of pack 12 is most short.Detonator channel 67 is avoided loading and is covered object using the distortion-free polyethylene pipe of pressure resistance
Squeezing detonator afterwards causes detonator to fail.
In order to improve the reliability of the ignition of the blasting charge 12, the present embodiment is equipped with the sockets for collecting energy that Open Side Down in the blasting charge 12
121, by lead fixed 121 top of inserting sockets for collecting energy of quick-fried detonator 13 in blasting charge center.
The explosion side covered object bag apparatus and carry out Pass blocks dredging using the present embodiment is described in detail below in conjunction with Fig. 1
Method includes the following steps:
The first step calculates height of the tamper apart from top drop shaft connecting taxiway in drop shaft.Pass through the top of about 4 tamper
Drop shaft contact 2 and lower part drop shaft connecting taxiway 1 transfer lining rope respectively, in conjunction between top drop shaft contact 2 and lower part drop shaft connecting taxiway 1
Difference in height, distance of the tamper 4 apart from top drop shaft connecting taxiway 2 is calculated, to determine container lifting rope and detonator
Length；
Second step lifts the blasting charge to the upper surface of tamper, and the detonator that the blasting charge connects is extended to top and is slipped
Well connecting taxiway is fixed.The blasting charge 12 is connected with the installation of object container 6 is covered first, Nonel detonator 13 is mounted on the blasting charge 12
It is interior, the blasting charge 12 is mounted on and is covered on object packet pedestal 61, the detonator 11 that the blasting charge 12 connects is pierced by from detonator channel 67,
Guarantee that detonator 11 has enough length, covers the defeated property management 10 of 64 abutting joint of object loading port, the blasting charge cover that object wraps lid 63
It 12 and covers object container 6 and installs；Then derricking gear is set up, the 2 inside mounting and fixing support 9 of drop shaft connecting taxiway on top, solid
Determine installation on frame 9 and import bar 8, pulley 7 is installed in the end for importing bar 8；It covers object packet fixed rope 65 finally, making in order and covers object packet lifting rope
66, object packet lifting rope 66 will be covered and connect around importing bar 8 and pulley 7 with hoisting mechanism, according to tamper 4 of first step measurement
It sets, will slowly import bar 8 and stretch out, object container 6 is covered in control and the blasting charge 12 is stretched out while being stretched out, and extend out to drop shaft 3 when importing bar 8
Center, it is fixed to import bar 8；Then by hoisting mechanism slowly transfer cover object container 6 to the blasting charge 12 to tamper 4
Center upper surface needs to control the follow-up synchronous with the detonator 11 of lengthening of delivery pipe 10 during this.
Third step covers object to the filling of tamper top and the blasting charge is completely covered.By delivery pipe 10 to covering in object container 6
Object 5 is covered in portion's input filling, and covering object 5 can be using water, mortar, unclassified tailing filling materials or paste filling material, and to be filled covers object 5
After reaching constant weight and covering the blasting charge 12 comprehensively, bar 8 will be imported and recycled, fixed frame 9 is withdrawn, and will cover object packet lifting rope 66
It is fixed on 2 wall of top drop shaft connecting taxiway；
4th step, detonating charge packet are implemented downward directional blasting to tamper and are dredged.Construction personnel withdraws, by electric cap
It is mounted on the other end of detonator 11, bursting work personnel are detonated in home, and detonation of a cartridge process generates upward
For shock wave on covering object 5, the reaction force by covering the generation of object 5 can be superimposed downward work together with downward explosion wave
Stifled operation is dredged with drop shaft on tamper, is completed.
It the above is only embodiments of the present invention are illustrated, is not intended to restrict the invention, for those skilled in the art
For, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this hair
Within bright protection scope.
Claims (10)
1. one kind covers object explosion Pass blocks dredging method, it is characterised in that include the following steps:
Height of the tamper apart from top drop shaft connecting taxiway in the first step, measuring and calculating drop shaft；
The detonator that the blasting charge connects is extended to top and slipped by second step, the lifting blasting charge to the upper surface of the tamper
Well connecting taxiway is fixed；
Third step covers object to filling above tamper the blasting charge is completely covered；
4th step, the detonation blasting charge are implemented downward directional blasting to tamper and are dredged.
2. one kind according to claim 1 covers object explosion Pass blocks dredging method, in the second step, in lifting explosive
During packet, while lifted together by the object container that covers for covering object is accommodated to the upper surface of tamper.
3. one kind according to claim 2 covers object explosion Pass blocks dredging method, in the third step, by with cover object
The delivery pipe of reservoir covers object to filling in object container is covered.
4. one kind according to any one of claim 1-3 covers object explosion Pass blocks dredging method, it is described cover object be water,
Dry mortar, unclassified tailing filling materials or paste filling material.
5. a kind of cover object explosion Pass blocks dredger using method in claim 1-4, it is characterised in that: including covering object
Container (6), the blasting charge (12) and derricking gear；
The blasting charge (12) is fixedly connected on the bottom for covering object container (6), and is connected with and extends to leading in drop shaft connecting taxiway
Booster (11), the derricking gear are mounted in the drop shaft connecting taxiway above tamper, will cover object container (6) together with the blasting charge
(12) it is lifted on tamper upper surface together, it is described to cover in object container (6) filled with covering object for what the blasting charge (12) was completely covered
(5)。
6. object explosion Pass blocks dredger is covered according to claim 5, it is described to cover object packet and extend to drop shaft contact
Delivery pipe (10) in road is docked and connected.
7. object explosion Pass blocks dredger is covered according to claim 6, and described cover object container (6) are flexible to cover object
Packet, it is described cover object packet by cover object packet pedestal (61), cover object packet outer wall (62) and cover object wrap lid (63) formation receiving cover object
Space, the blasting charge (12) are fixed on the lower surface for covering object packet pedestal (61), it is described cover object and wrap lid (63) be equipped with and conveying
Object loading port (64) are covered in pipe (10) docking.
Cover object explosion Pass blocks dredger 8. according to claim 7, it is described cover object wrap lid (63) periphery it is equal
Even connection is several to cover object packet fixed rope (65), all to cover object packet fixed rope (65) and connect with object packet lifting rope (66) is covered, by covering object
Packet lifting rope (66) is connect with derricking gear.
9. object explosion Pass blocks dredger is covered according to claim 8, it is described to cover being internally provided with for object container (6)
The detonator channel (67) of vertically communicated whole container, the detonator (11) pass through detonator channel (67), one end and fixation
Quick-fried detonator (13) connection is led in the blasting charge (12), the other end extends to connection detonation equipment in drop shaft connecting taxiway.
10. object explosion Pass blocks dredger is covered according to any one of claim 5-9, in the blasting charge (12)
Equipped with the sockets for collecting energy (121) that Open Side Down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811558651.7A CN109612357A (en) | 2018-12-19 | 2018-12-19 | One kind covering object explosion Pass blocks dredging method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811558651.7A CN109612357A (en) | 2018-12-19 | 2018-12-19 | One kind covering object explosion Pass blocks dredging method and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109612357A true CN109612357A (en) | 2019-04-12 |
Family
ID=66009914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811558651.7A Pending CN109612357A (en) | 2018-12-19 | 2018-12-19 | One kind covering object explosion Pass blocks dredging method and device |
Country Status (1)
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| CN (1) | CN109612357A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110847965A (en) * | 2019-11-28 | 2020-02-28 | 河南理工大学 | Efficient coal chute blockage gas-phase blasting dredging device and preparation method |
| CN111535819A (en) * | 2020-04-28 | 2020-08-14 | 雷波明信实业发展有限公司 | High drop shaft and mining method using same |
| CN113513955A (en) * | 2021-06-17 | 2021-10-19 | 中国葛洲坝集团国际工程有限公司 | Shaft dredging blasting method |
| CN113865452A (en) * | 2021-09-13 | 2021-12-31 | 紫金矿业集团股份有限公司 | Controllable, safe and efficient dredging method for high-position clamping bucket of draw shaft |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110847965A (en) * | 2019-11-28 | 2020-02-28 | 河南理工大学 | Efficient coal chute blockage gas-phase blasting dredging device and preparation method |
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| CN111535819A (en) * | 2020-04-28 | 2020-08-14 | 雷波明信实业发展有限公司 | High drop shaft and mining method using same |
| CN113513955A (en) * | 2021-06-17 | 2021-10-19 | 中国葛洲坝集团国际工程有限公司 | Shaft dredging blasting method |
| CN113865452A (en) * | 2021-09-13 | 2021-12-31 | 紫金矿业集团股份有限公司 | Controllable, safe and efficient dredging method for high-position clamping bucket of draw shaft |
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