CN202267418U - Centralization limiting device for cartridge in presplit blasting hole - Google Patents
Centralization limiting device for cartridge in presplit blasting hole Download PDFInfo
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- CN202267418U CN202267418U CN201120350349XU CN201120350349U CN202267418U CN 202267418 U CN202267418 U CN 202267418U CN 201120350349X U CN201120350349X U CN 201120350349XU CN 201120350349 U CN201120350349 U CN 201120350349U CN 202267418 U CN202267418 U CN 202267418U
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- left semicircle
- annular slab
- right semi
- stop plate
- powder stick
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Abstract
The utility model relates to the technical field of control of uncoupled charged cartridges in presplit blasting holes, in particular to a centralization limiting device for a cartridge in a presplit blasting hole. The centralization limiting device is characterized by comprising left semi-annular limiting plates and right semi-annular limiting plates, wherein hinge pins and connecting components, which connect the left semi-annular limiting plates with the right semi-annular limiting plates, are disposed on antiskid layers on the left semi-annular limiting plates and the right semi-annular limiting plates, the left semi-annular limiting plates and the right semi-annular limiting plates are in butt joint to form the centralization limiting device for the cartridge, and an inner hole of the centralization limiting device for the cartridge is sleeved with the cartridge. The centralization limiting device for the cartridge in the presplit blasting hole is simple in structure, low in cost, convenient in installation and maintenance and easy in transportation, is anti-explosion, anti-static, impact-resistant, acid-resistant and alkali-resistant, guarantees a centralized position of the cartridge, and effectively improves presplit blasting quality.
Description
Technical field
The utility model relates in the presplit blasting big gun hole not coupling charging powder stick control technology field, particularly a kind of presplit blasting big gun hole powder stick stopping means placed in the middle.
Background technology
Surface mine carries out in the presplit blasting work progress at privileged sites, when coupling charging not, requires powder stick to be limited to the center in big gun hole, has obtained best presplitting effect.
At present, domestic surface mine to the powder stick center on Page of coupling charging not in the big gun hole, does not also have special-purpose stopping means in the presplit blasting work progress that is not coupled.The common practice is:
This between two parties not the coupling charging method have following shortcoming:
If aperture, big gun hole is bigger, pad is more, the binding troublesome poeration, be not easy successfully, and explosive cartridge can not be placed in the middle in the big gun hole, is difficult to guarantee that powder stick is in the center in big gun hole, and is therefore bigger to the Pre-splitting Blasting Effect influence.
Summary of the invention
The purpose of the utility model provides a kind of simple in structure, convenient installation and operation, can effectively improve the presplit blasting big gun hole powder stick stopping means placed in the middle of presplit blasting quality.
The purpose of the utility model realizes through following technical proposals:
The presplit blasting big gun hole powder stick stopping means placed in the middle of the utility model; It is characterized in that by left semicircle annular stop plate; Right semi-circle annular stop plate; The bearing pin and the coupling assembling that connect this left semicircle annular stop plate, right semi-circle annular stop plate; The skid resistant course that is located on said left semicircle annular stop plate, the right semi-circle annular stop plate is formed, and described left semicircle annular stop plate docks with right semi-circle annular stop plate and constitutes powder stick stopping means placed in the middle, and the endoporus and the powder stick of this powder stick stopping means placed in the middle socket-connect.
Described left semicircle annular stop plate comprises cover in the left semicircle shape; The left semicircle annular slab that the outer surface of cover is connected in the left semicircle shape therewith; The two ends of this left semicircle annular slab are respectively equipped with left semicircle annular slab engaging lug; On this left semicircle annular slab engaging lug, be provided with left semicircle annular slab connecting hole, described bearing pin left semicircle annular slab connecting hole therewith plugs, and the inner surface that in said left semicircle shape, overlaps is provided with skid resistant course.
Described right semi-circle annular stop plate comprises cover in the right semicircular; The right semi-circle annular slab that the outer surface of cover is connected in the right semicircular therewith; The two ends of this right semi-circle annular slab are respectively equipped with right semi-circle annular slab engaging lug; Be provided with right semi-circle annular slab connecting hole with said left semicircle annular slab connecting hole corresponding position on the right semi-circle annular slab engaging lug of said right semi-circle annular slab one end; Described bearing pin right semi-circle annular slab connecting hole therewith plugs; On the right semi-circle annular slab engaging lug of the said right semi-circle annular slab other end, be provided with the arc adjustment hole, vertically be provided with draw-in groove, this draw-in groove and the clamping mutually of described coupling assembling in lower surface, the arc adjustment hole corresponding position of the right semi-circle annular slab engaging lug of this end with said left semicircle annular slab connecting hole corresponding position.
Described coupling assembling is by the nut that is provided with double-vane, and the bolt that the bottom is arranged with fixing ear and passes said left semicircle annular slab connecting hole and said arc adjustment hole is formed the fixedly ear of said bolt and the clamping mutually of described draw-in groove.
Described skid resistant course is anti-skidding plastic layer.
The characteristics of the presplit blasting big gun hole powder stick stopping means placed in the middle of the utility model are:
The structure of 1, docking with right semi-circle annular stop plate owing to the left semicircle annular stop plate that adopts, the endoporus and the powder stick of this powder stick stopping means placed in the middle socket-connect, and have guaranteed the middle position of powder stick, have improved the quality of presplit blasting effectively;
2, insert left semicircle annular slab connecting hole and right semi-circle annular slab connecting hole through bearing pin, realized left semicircle annular limit
One end of position plate and the butt joint of corresponding right semi-circle annular stop plate one end, left semicircle annular stop plate and right semi-circle annular stop plate can at random be opened through bearing pin, closure, and the installation powder stick is very convenient.And through the size of bolt, to adapt to the vary in diameter of powder stick at the change in location adjusting presplit blasting big gun hole powder stick stopping means endoporus placed in the middle of arc adjustment hole;
3, adopt the nut that has double-vane, can play the effect of spanner, make things convenient for installation and removal.After the bottom of bolt symmetry is established fixedly ear and draw-in groove clamping, can prevent the rotation of bolt;
4, the quantity of the presplit blasting big gun hole powder stick stopping means placed in the middle of the utility model can be set according to the length of powder stick,, several presplit blasting big guns hole powder stick stopping means placed in the middle can be set more if powder stick is long.
The utility model is simple in structure, and is with low cost, and installation and maintenance are convenient, can be explosion-proof, antistatic, shock resistance, acid and alkali-resistance, be easy to transportation simultaneously.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the structural representation of the left semicircle annular stop plate of the utility model.
Fig. 3 is the structural representation of the right semi-circle annular stop plate of the utility model.
Fig. 4 is the structural representation of the bolt of the utility model.
The specific embodiment
The specific embodiment below in conjunction with description of drawings the utility model.
As shown in Figure 1; The presplit blasting big gun hole powder stick stopping means placed in the middle of the utility model; It is characterized in that by left semicircle annular stop plate 1; Right semi-circle annular stop plate 4 connects the bearing pin 2 and the coupling assembling of this left semicircle annular stop plate 1, right semi-circle annular stop plate 4, and the skid resistant course that is located on said left semicircle annular stop plate 1, the right semi-circle annular stop plate 4 is formed; Described left semicircle annular stop plate 1 docks with right semi-circle annular stop plate 4 and constitutes powder stick stopping means placed in the middle, and the endoporus and the powder stick 3 of this powder stick stopping means placed in the middle socket-connect.Because the structure that the left semicircle annular stop plate 1 that adopts docks with right semi-circle annular stop plate 4, the endoporus and the powder stick 3 of this powder stick stopping means placed in the middle socket-connect, and have guaranteed the middle position of powder stick 3, have improved the quality of presplit blasting effectively.
As shown in Figure 2; Described left semicircle annular stop plate 1 comprises cover 1-3 in the left semicircle shape; The left semicircle annular slab 1-4 that the outer surface of cover 1-3 is connected in the left semicircle shape therewith; The two ends of this left semicircle annular slab 1-4 are respectively equipped with left semicircle annular slab engaging lug 1-2,1-5; At this left semicircle annular slab engaging lug 1-2, the last left semicircle annular slab connecting hole 1-1 that is provided with of 1-5, described bearing pin 2 left semicircle annular slab connecting hole 1-1 therewith plugs, and the inner surface of cover 1-3 is provided with skid resistant course in said left semicircle shape.This skid resistant course is anti-skidding plastic layer.This skid resistant course can prevent the slip between presplit blasting big gun hole powder stick stopping means placed in the middle and the powder stick effectively, is convenient to fix.
As shown in Figure 3, described right semi-circle annular stop plate 4 comprises cover 4-3 in the right semicircular, therewith in the right semicircular
The right semi-circle annular slab 4-4 that the outer surface of cover 4-3 is connected; The two ends of this right semi-circle annular slab 4-4 are respectively equipped with right semi-circle annular slab engaging lug 4-2,4-5; The right semi-circle annular slab engaging lug 4-2 of said right semi-circle annular slab 4-4 one end goes up with said left semicircle annular slab connecting hole 1-1 corresponding position and is provided with right semi-circle annular slab connecting hole 4-1; Described bearing pin 2 right semi-circle annular slab connecting hole 4-1 therewith plugs; On the right semi-circle annular slab engaging lug 4-5 of the said right semi-circle annular slab 4-4 other end, be provided with arc adjustment hole 4-6 with said left semicircle annular slab connecting hole 1-1 corresponding position; Lower surface, arc adjustment hole 4-6 corresponding position at the right semi-circle annular slab engaging lug 4-5 of this end vertically are provided with draw-in groove, this draw-in groove and the clamping mutually of described coupling assembling.Adopt through bearing pin 2 and insert left semicircle annular slab connecting hole 1-1 and right semi-circle annular slab connecting hole 4-1; The docking structure of an end of having realized left semicircle annular stop plate 1 and corresponding right semi-circle annular stop plate 4 one ends; Left semicircle annular stop plate 1 can at random be opened through bearing pin 2 with right semi-circle annular stop plate 4, closure, and it is very convenient that powder stick 3 is installed.And through the size of bolt 5-2, to adapt to the vary in diameter of powder stick 3 at the change in location adjusting presplit blasting big gun hole powder stick stopping means endoporus placed in the middle of arc adjustment hole 4-6.
Like Fig. 1, shown in Figure 4; Described coupling assembling is by the nut that is provided with double-vane 5; The bolt 5-2 that the bottom is arranged with fixing ear 5-1 and passes said left semicircle annular slab connecting hole 1-1 and said arc adjustment hole 4-6 forms the fixedly ear 5-1 of said bolt and described draw-in groove clamping.Adopt the nut 5 of double-vane, can play the effect of spanner, make things convenient for installation and removal.After the bottom of bolt 5-2 symmetry is established fixedly ear 5-1 and draw-in groove clamping, can prevent the rotation of bolt 5-2.
The utility model can confirm to be provided with the quantity of presplit blasting big gun hole powder stick stopping means placed in the middle according to the length of powder stick.
The operation principle of the presplit blasting big gun hole powder stick stopping means placed in the middle of the utility model is:
At first confirm to be provided with the quantity of presplit blasting big gun hole powder stick stopping means placed in the middle according to the length of powder stick; Then bearing pin is inserted in the right semi-circle annular slab connecting hole of left semicircle annular slab connecting hole and right semi-circle annular stop plate corresponding end of left semicircle annular stop plate one end; With the bearing pin is axle rotation left semicircle annular stop plate and right semi-circle annular stop plate; Powder stick is trapped among in the interior cover, then bolt is inserted in the left semicircle annular slab connecting hole of arc adjustment hole and correspondence, make the fixedly ear and draw-in groove clamping mutually of bolt; Nut is meshed with bolt, the double-vane of rotation nut is connected left semicircle annular stop plate and is fixing with right semi-circle annular stop plate again.After installing, put it in the big gun hole and get final product.
The utility model is simple in structure, and is with low cost, and installation and maintenance are convenient, can be explosion-proof, antistatic, shock resistance, acid and alkali-resistance, be easy to transportation simultaneously.
Claims (5)
1. presplit blasting big gun hole powder stick stopping means placed in the middle; It is characterized in that by left semicircle annular stop plate; Right semi-circle annular stop plate; The bearing pin and the coupling assembling that connect this left semicircle annular stop plate, right semi-circle annular stop plate; The skid resistant course that is located on said left semicircle annular stop plate, the right semi-circle annular stop plate is formed, and described left semicircle annular stop plate docks with right semi-circle annular stop plate and constitutes powder stick stopping means placed in the middle, and the endoporus and the powder stick of this powder stick stopping means placed in the middle socket-connect.
2. presplit blasting big gun according to claim 1 hole powder stick stopping means placed in the middle; It is characterized in that described left semicircle annular stop plate comprises cover in the left semicircle shape; The left semicircle annular slab that the outer surface of cover is connected in the left semicircle shape therewith; The two ends of this left semicircle annular slab are respectively equipped with left semicircle annular slab engaging lug; On this left semicircle annular slab engaging lug, be provided with left semicircle annular slab connecting hole, described bearing pin left semicircle annular slab connecting hole therewith plugs, and the inner surface that in said left semicircle shape, overlaps is provided with skid resistant course.
3. presplit blasting big gun according to claim 1 hole powder stick stopping means placed in the middle; It is characterized in that described right semi-circle annular stop plate comprises cover in the right semicircular; The right semi-circle annular slab that the outer surface of cover is connected in the right semicircular therewith; The two ends of this right semi-circle annular slab are respectively equipped with right semi-circle annular slab engaging lug; Be provided with right semi-circle annular slab connecting hole with said left semicircle annular slab connecting hole corresponding position on the right semi-circle annular slab engaging lug of said right semi-circle annular slab one end; Described bearing pin right semi-circle annular slab connecting hole therewith plugs; On the right semi-circle annular slab engaging lug of the said right semi-circle annular slab other end, be provided with the arc adjustment hole, vertically be provided with draw-in groove, this draw-in groove and the clamping mutually of described coupling assembling in lower surface, the arc adjustment hole corresponding position of the right semi-circle annular slab engaging lug of this end with said left semicircle annular slab connecting hole corresponding position.
4. presplit blasting big gun according to claim 3 hole powder stick stopping means placed in the middle; It is characterized in that described coupling assembling is by the nut that is provided with double-vane; The bolt that the bottom is arranged with fixing ear and passes said left semicircle annular slab connecting hole and said arc adjustment hole is formed the fixedly ear of said bolt and described draw-in groove clamping.
5. presplit blasting big gun according to claim 1 hole powder stick stopping means placed in the middle is characterized in that described skid resistant course is anti-skidding plastic layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120350349XU CN202267418U (en) | 2011-09-19 | 2011-09-19 | Centralization limiting device for cartridge in presplit blasting hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120350349XU CN202267418U (en) | 2011-09-19 | 2011-09-19 | Centralization limiting device for cartridge in presplit blasting hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202267418U true CN202267418U (en) | 2012-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120350349XU Expired - Fee Related CN202267418U (en) | 2011-09-19 | 2011-09-19 | Centralization limiting device for cartridge in presplit blasting hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202267418U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322772A (en) * | 2011-09-19 | 2012-01-18 | 鞍钢集团矿业公司 | Pre-splitting blasting hole cartridge centered limiting device |
| CN102878878A (en) * | 2012-10-28 | 2013-01-16 | 祝云辉 | Layered explosive charging packing device for blasting |
| CN105004230A (en) * | 2015-06-17 | 2015-10-28 | 武汉理工大学 | Connection type non-coupling charging method and device for drilling blasting |
| CN107218861A (en) * | 2017-07-07 | 2017-09-29 | 贵州大学 | A kind of explosion tube fixing device |
| CN110332867A (en) * | 2019-08-03 | 2019-10-15 | 贵州久远爆破工程有限责任公司 | A kind of air bench blasting radial air interval charging device |
| CN110411300A (en) * | 2019-07-31 | 2019-11-05 | 中铁第一勘察设计院集团有限公司 | The disposable multistage underground borehole blasting device of subway blast working |
-
2011
- 2011-09-19 CN CN201120350349XU patent/CN202267418U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322772A (en) * | 2011-09-19 | 2012-01-18 | 鞍钢集团矿业公司 | Pre-splitting blasting hole cartridge centered limiting device |
| CN102878878A (en) * | 2012-10-28 | 2013-01-16 | 祝云辉 | Layered explosive charging packing device for blasting |
| CN105004230A (en) * | 2015-06-17 | 2015-10-28 | 武汉理工大学 | Connection type non-coupling charging method and device for drilling blasting |
| CN107218861A (en) * | 2017-07-07 | 2017-09-29 | 贵州大学 | A kind of explosion tube fixing device |
| CN110411300A (en) * | 2019-07-31 | 2019-11-05 | 中铁第一勘察设计院集团有限公司 | The disposable multistage underground borehole blasting device of subway blast working |
| CN110332867A (en) * | 2019-08-03 | 2019-10-15 | 贵州久远爆破工程有限责任公司 | A kind of air bench blasting radial air interval charging device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120606 Termination date: 20140919 |
|
| EXPY | Termination of patent right or utility model |