CN105651130A - Air-spaced powder charging auxiliary device - Google Patents
Air-spaced powder charging auxiliary device Download PDFInfo
- Publication number
- CN105651130A CN105651130A CN201610221708.9A CN201610221708A CN105651130A CN 105651130 A CN105651130 A CN 105651130A CN 201610221708 A CN201610221708 A CN 201610221708A CN 105651130 A CN105651130 A CN 105651130A
- Authority
- CN
- China
- Prior art keywords
- fixing bar
- action bars
- auxiliary device
- iron pole
- wall
- 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.)
- Granted
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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
- F42D1/08—Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/08—Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor
- F42D1/22—Methods for holding or positioning for blasting cartridges or tamping cartridges
Abstract
The invention relates to an air-spaced powder charging auxiliary device which comprises an operating lever and a supporting frame, wherein the supporting frame comprises a fixing rod; at least two iron supporting rods hinged with each other are arranged at the top of the outer wall of the fixing rod, and two adjacent iron supporting rods are connected through a flexible connector; the outer wall of each iron supporting rod is connected with the outer wall of the fixing rod through a spring; an electromagnet is arranged in the fixing rod; the electromagnet is matched with a lead wire, a switch and a power supply to form a working circuit; the switch is arranged at the top of the operating lever; the top of the fixing rod is in threaded connection with the bottom of the operating lever; a lower connecting contact is arranged at the threaded connection part of the lead wire on the fixing rod; and an upper connecting contact is arranged at the threaded connection part of the operating lever.
Description
Technical field
The present invention relates to a kind of underground borehole blasting auxiliary device.
Background technology
Drillhole blasting is the common technology of rock excavation, is widely used in the fields such as water conservancy and hydropower, mine, traffic. Traditional continuous cylindrical charge exists that unit consumption is big, detonation first pressing is too high, the overground shortcoming of rock so that the effective utility of laser power of explosive is low, and is easily generated bulk and foundation, brings the problems such as blasting vibration harm. Air-decking technique can reduce the explosive initial peak pressure to big gun hole surrounding rock, blast pressure in hole is made to obtain evenly along big gun hole axial distribution, thus reducing or avoid the over grind of near region, big gun hole country rock, expand rupture zone scope, improve the effective rate of utilization of explosive blasting energy, thus reducing blasting cost, controled blasting harm. The spacer that namely airspace device is arranged between air column and explosive, air column and stemming is to bear the weight of explosive and stemming. Air-spacer conventional at present is air bag, and its unit price is high, complex operation, reduces loading rate, adds blasting cost.
Summary of the invention
The technical problem to be solved is: provide a kind of with low cost, easy to operate underground borehole blasting auxiliary device, to improve loading rate, to reduce blasting cost.
For solving above-mentioned technical problem the technical solution adopted in the present invention it is: a kind of underground borehole blasting auxiliary device, including action bars, bracing frame; Bracing frame includes fixing bar, fixing bar outer wall top is provided with the iron pole of at least two pieces being hinged, by flexibly connecting thing connection between the iron pole of adjacent two pieces, the outer wall of every iron pole is connected with fixing bar outer wall each through spring, it is provided with electric magnet in fixing bar, electric magnet and wire, switch, power supply cooperatively form operating circuit, action bars top is located at by switch, being threaded connection bottom fixing masthead portion and action bars, wire is provided with lower connecting terminal at the threaded joints of fixing bar, is provided with connecting terminal at the threaded joints of action bars.
Wherein, screw connection structure between bottom fixing masthead portion and action bars can adopt following attachment structure to substitute: fixing masthead portion is provided with at least two pieces hook being hinged, bottom action bars outer wall, there is projection, projection end face is provided with and links up with suitable mounting groove, fixing bar is by hanging on the mounting groove of projection, wire is provided with lower connecting terminal at the top of fixing bar, be provided with connecting terminal, upper connecting terminal or lower connecting terminal in the bottom of action bars is connected to wire by the second spring.Preferably, having centralized positioning groove bottom action bars, fix masthead portion entirety and the ground clamping of centralized positioning groove matched in clearance, upper connecting terminal is located in centralized positioning groove by the second spring. Preferably, link up with as two pieces, be symmetricly set in fixing bar both sides.
Further: action bars outer surface is provided with the graduation mark arranged along its length.
Further: iron pole is arranged along fixing bar circumferencial direction uniform intervals.
Further: iron pole quantity is more than 4.
Further: power supply is located in action bars with removably connecting, power supply cooperation is provided with switch cover.
Further: action bars top is provided with handle.
The invention has the beneficial effects as follows: during enforcement, integral installation of the present invention is prepared, the operating circuit of operation switch connection electric magnet, electric magnet has magnetic, attract iron pole close, thus compressing spring so that bracing frame apparent size is less than big gun hole internal diameter, when design attitude sent into by bracing frame, operation switches off circuit, and iron pole is stuck in big gun hole inwall by spring reset elastic force moment, and action bars departs from bracing frame, and take out action bars, explosive or stemming is loaded on bracing frame top; Repeating said process, complete powder charge, primacord may be disposed at and flexibly connects between beyond the region of objective existence end and big gun hole inwall. Abutting intensity for improving iron pole with big gun hole inwall, spring reset makes device card when big gun hole, and spring still keeps compressive state. For ensureing that electric magnet better works, attracting iron pole close, the material that spring, fixing bar are not all preferably attracted by electric magnet makes. The present invention is with low cost, easy to operate.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention;
Fig. 2 is second structural representation of the present invention;
Fig. 3 is structural representation during the invention process;
Labelling in figure: 1-action bars, 2-electric magnet, 3-fix bar, the iron pole of 4-, 5-spring, 6-wire, 7-switch, 8-power supply, 9-hook, 10-projection, 11-the second spring, 12-handle, 13-big gun hole, 14-powder charge section, 15-air section.
Detailed description of the invention
For ease of understanding and implementing the present invention, the preferred embodiments of the present invention are selected to be described further in conjunction with accompanying drawing.
As it is shown in figure 1, the present invention includes action bars 1, bracing frame, bracing frame includes fixing bar 3, fixing bar 3 outer wall top is provided with the iron pole 4 of at least two pieces being hinged, by flexibly connecting thing connection between the iron pole 4 of adjacent two pieces, the outer wall of every iron pole 4 is connected with fixing bar 3 outer wall each through spring 5, it is provided with electric magnet 2 in fixing bar 3, electric magnet 2 and wire 6, switch 7, power supply 8 cooperatively forms operating circuit, action bars 1 top is located at by switch 7, it is threaded connection bottom fixing bar 3 top and action bars 1, wire 6 is provided with lower connecting terminal at the threaded joints of fixing bar 3, it is provided with connecting terminal at the threaded joints of action bars 1. when being threaded connection bottom fixing bar 3 top with action bars 1, the contact of lower connecting terminal, upper connecting terminal makes the operating circuit of electric magnet connect, and when threaded joints is outwarded winding, action bars 1, bracing frame can depart from for two independent parts, bracing frame is used for loading explosive or stemming, and action bars 1 reuses.
As it is shown on figure 3, when implementing, the operating circuit of operation switch 7 connection electric magnet 2, electric magnet 2 has magnetic, attract iron pole 4 close, thus compressing spring 5 so that bracing frame apparent size is less than big gun hole 13 internal diameter, when design attitude sent into by bracing frame, operation switch 7 disconnecting circuits, iron pole 4 is stuck in big gun hole 13 inwall by spring 5 reseting elasticity moment, and action bars 1 departs from bracing frame, and take out action bars 1, explosive or stemming is loaded on bracing frame top;Repeating said process, complete powder charge, primacord may be disposed at and flexibly connects between beyond the region of objective existence end and big gun hole 13 inwall. Abutting intensity for improving iron pole 4 with big gun hole 13 inwall, spring 5 resets and makes device card when big gun hole 13, and spring 5 still keeps compressive state. For ensureing that electric magnet 2 better works, attracting iron pole 4 close, the material that spring 5, fixing bar 3 are not all preferably attracted by electric magnet 2 makes. The present invention is with low cost, easy to operate.
As shown in Figure 2, wherein, screw connection structure between bottom fixing bar 3 top and action bars 1 can adopt following attachment structure to substitute: fixing bar 3 top is provided with at least two pieces hook 9 being hinged, bottom action bars 1 outer wall, there is projection 10, projection 10 end face is provided with and links up with 9 suitable mounting grooves, fixing bar 3 is by linking up with 9 mounting grooves hanging on projection 10, wire 6 is provided with lower connecting terminal at the top of fixing bar 3, be provided with connecting terminal, upper connecting terminal or lower connecting terminal in the bottom of action bars 1 is connected to wire 6 by the second spring 11. Preferably, having centralized positioning groove bottom action bars 1, fix bar 3 top entirety and the ground clamping of centralized positioning groove matched in clearance, upper connecting terminal is located in centralized positioning groove by the second spring 11. Preferably, hook 9 is two pieces, is symmetricly set in fixing bar 3 both sides. The mounting groove of projection 10 can be cannelure, it is possible to arrange according to linking up with 9 quantity intervals, and projection 10 body is arranged also dependent on linking up with 9 quantity intervals. During enforcement, after bracing frame is placed into design attitude, operation switch 7 disconnecting circuits, iron pole 4 is stuck in big gun hole 13 inwall by spring 5 reseting elasticity moment, depression bar 1 of then exerting oneself gently, and hook 9 just can automatically disengage under gravity, and it is convenient to implement.
Bracing frame installation site can rule of thumb control, it is possible to adopts the mode of simple marking, it is preferable that action bars 1 outer surface is provided with the graduation mark arranged along its length, can conveniently control bracing frame installation site, improves charging quality.
Preferably, iron pole 4 is arranged along fixing bar 3 circumferencial direction uniform intervals, so that device uniform force, does not deviate by Bao Kong center, improves charging quality.
Preferably, iron pole 4 quantity is more than 4. If pole 4 quantity is very little, it is impossible to completely enclosed big gun hole, explosive can be missed.
Power supply 8 may be disposed in action bars 1, it is possible to is arranged in fixing bar 3. Preferably, power supply 8 is located in action bars 1 with removably connecting, and power supply 8 cooperation is provided with switch cover. The repeatable utilization of power supply 8, it is not necessary to be separately provided power supply 8 for each bracing frame, can save implementation cost. Switch cover is set, is then convenient for changing power supply 8.
Preferably, action bars 1 top is provided with handle 12, convenient operation. Handle 12 may be configured as threadeds with action bars 1, and now power supply 8 is located at action bars 1 top with removably connecting, and handle 12 has switch cover effect during dismounting power supply 8 concurrently simultaneously.
Specifically, action bars 1, fixing bar 3 all can adopt pipe to make, flexibly connecting thing and then can adopt various cloth between the iron pole of adjacent two pieces 4, flexibly connect thing owing to wanting load-bearing simultaneously, should possess sufficient intensity.
Claims (9)
1. a underground borehole blasting auxiliary device, it is characterised in that: include action bars (1), bracing frame, bracing frame includes fixing bar (3), fixing bar (3) outer wall top is provided with the iron pole of at least two pieces (4) being hinged, by flexibly connecting thing connection between the iron pole of adjacent two pieces (4), the outer wall of every iron pole (4) is connected with fixing bar (3) outer wall each through spring (5), it is provided with electric magnet (2) in fixing bar (3), electric magnet (2) and wire (6), switch (7), power supply (8) cooperatively forms operating circuit, action bars (1) top is located at by switch (7), fixing bar (3) top is threaded connection with action bars (1) bottom, wire (6) is provided with lower connecting terminal at the threaded joints of fixing bar (3), threaded joints at action bars (1) is provided with upper connecting terminal.
2. a underground borehole blasting auxiliary device, it is characterised in that: include action bars (1), bracing frame, bracing frame includes fixing bar (3), fixing bar (3) outer wall top is provided with the iron pole of at least two pieces (4) being hinged, by flexibly connecting thing connection between the iron pole of adjacent two pieces (4), the outer wall of every iron pole (4) is connected with fixing bar (3) outer wall each through spring (5), it is provided with electric magnet (2) in fixing bar (3), electric magnet (2) and wire (6), switch (7), power supply (8) cooperatively forms operating circuit, action bars (1) top is located at by switch (7), fixing bar (3) top is provided with at least two pieces hook (9) being hinged, there is bottom action bars (1) outer wall projection (10), projection (10) end face is provided with the mounting groove suitable with linking up with (9), fixing bar (3) hang on the mounting groove of projection (10) by linking up with (9), wire (6) is provided with lower connecting terminal at the top of fixing bar (3), it is provided with upper connecting terminal in the bottom of action bars (1), upper connecting terminal or lower connecting terminal are connected to wire (6) by the second spring (11).
3. a kind of underground borehole blasting auxiliary device as claimed in claim 2, it is characterized in that: action bars (1) bottom has centralized positioning groove, fixing bar (3) top entirety and the ground clamping of centralized positioning groove matched in clearance, upper connecting terminal is located in centralized positioning groove by the second spring (11).
4. a kind of underground borehole blasting auxiliary device as claimed in claim 2, it is characterised in that: hook (9) is two pieces, is symmetricly set in fixing bar (3) both sides.
5. a kind of underground borehole blasting auxiliary device as according to any one of Claims 1 to 4, it is characterised in that: action bars (1) outer surface is provided with the graduation mark arranged along its length.
6. a kind of underground borehole blasting auxiliary device as according to any one of Claims 1 to 4, it is characterised in that: iron pole (4) is arranged along fixing bar (3) circumferencial direction uniform intervals.
7. a kind of underground borehole blasting auxiliary device as according to any one of Claims 1 to 4, it is characterised in that: iron pole (4) quantity is more than 4.
8. a kind of underground borehole blasting auxiliary device as according to any one of Claims 1 to 4, it is characterised in that: power supply (8) is located in action bars (1) with removably connecting, and power supply (8) cooperation is provided with switch cover.
9. a kind of underground borehole blasting auxiliary device as according to any one of Claims 1 to 4, it is characterised in that: action bars (1) top is provided with handle (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610221708.9A CN105651130B (en) | 2016-04-11 | 2016-04-11 | Air-spaced powder charging auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610221708.9A CN105651130B (en) | 2016-04-11 | 2016-04-11 | Air-spaced powder charging auxiliary device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105651130A true CN105651130A (en) | 2016-06-08 |
| CN105651130B CN105651130B (en) | 2017-05-10 |
Family
ID=56496337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610221708.9A Active CN105651130B (en) | 2016-04-11 | 2016-04-11 | Air-spaced powder charging auxiliary device |
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| Country | Link |
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| CN (1) | CN105651130B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588697A (en) * | 2017-09-29 | 2018-01-16 | 贵州大学 | A kind of mining site directional blasting explosion pipe fixing device |
| CN107631671A (en) * | 2017-11-06 | 2018-01-26 | 宿州云宏建设安装有限公司 | A kind of engineering explosion blasthole spaced loading device |
| CN112945038A (en) * | 2020-12-24 | 2021-06-11 | 煤炭科学技术研究院有限公司 | Blasting charge bidirectional antiskid device |
| CN115406319A (en) * | 2022-08-26 | 2022-11-29 | 核工业南京建设集团有限公司 | Bottom air spaced charging structure and charging method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202648549U (en) * | 2012-06-29 | 2013-01-02 | 广东宏大爆破股份有限公司 | Spacer of blast hole |
| CN202648555U (en) * | 2012-06-29 | 2013-01-02 | 广东宏大爆破股份有限公司 | Novel blasting spacer |
| CN104390536A (en) * | 2014-10-15 | 2015-03-04 | 四川雅化实业集团工程爆破有限公司 | Mechanical blast hole spacing device |
| CN104776768A (en) * | 2015-05-13 | 2015-07-15 | 威海埃姆提爱矿山设备有限公司 | Disc type positioning spacer |
| CN204666053U (en) * | 2015-08-06 | 2015-09-23 | 贵州新联爆破工程集团有限公司 | A kind of explosion airspace device |
| CN205561690U (en) * | 2016-04-11 | 2016-09-07 | 中国电建集团成都勘测设计研究院有限公司 | Air gap powder charge auxiliary device |
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2016
- 2016-04-11 CN CN201610221708.9A patent/CN105651130B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202648549U (en) * | 2012-06-29 | 2013-01-02 | 广东宏大爆破股份有限公司 | Spacer of blast hole |
| CN202648555U (en) * | 2012-06-29 | 2013-01-02 | 广东宏大爆破股份有限公司 | Novel blasting spacer |
| CN104390536A (en) * | 2014-10-15 | 2015-03-04 | 四川雅化实业集团工程爆破有限公司 | Mechanical blast hole spacing device |
| CN104776768A (en) * | 2015-05-13 | 2015-07-15 | 威海埃姆提爱矿山设备有限公司 | Disc type positioning spacer |
| CN204666053U (en) * | 2015-08-06 | 2015-09-23 | 贵州新联爆破工程集团有限公司 | A kind of explosion airspace device |
| CN205561690U (en) * | 2016-04-11 | 2016-09-07 | 中国电建集团成都勘测设计研究院有限公司 | Air gap powder charge auxiliary device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588697A (en) * | 2017-09-29 | 2018-01-16 | 贵州大学 | A kind of mining site directional blasting explosion pipe fixing device |
| CN107588697B (en) * | 2017-09-29 | 2023-04-07 | 贵州大学 | Blast pipe fixing device for directional blasting of mine field |
| CN107631671A (en) * | 2017-11-06 | 2018-01-26 | 宿州云宏建设安装有限公司 | A kind of engineering explosion blasthole spaced loading device |
| CN107631671B (en) * | 2017-11-06 | 2019-05-24 | 安徽企服工程技术有限公司 | A kind of engineering explosion blasthole spaced loading device |
| CN112945038A (en) * | 2020-12-24 | 2021-06-11 | 煤炭科学技术研究院有限公司 | Blasting charge bidirectional antiskid device |
| CN115406319A (en) * | 2022-08-26 | 2022-11-29 | 核工业南京建设集团有限公司 | Bottom air spaced charging structure and charging method |
| CN115406319B (en) * | 2022-08-26 | 2023-11-24 | 核工业南京建设集团有限公司 | Bottom air spaced charging structure and charging method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105651130B (en) | 2017-05-10 |
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