CN211522066U - High-stability non-electric delay priming detonator - Google Patents
High-stability non-electric delay priming detonator Download PDFInfo
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- CN211522066U CN211522066U CN201921970087.XU CN201921970087U CN211522066U CN 211522066 U CN211522066 U CN 211522066U CN 201921970087 U CN201921970087 U CN 201921970087U CN 211522066 U CN211522066 U CN 211522066U
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- 230000037452 priming Effects 0.000 title claims description 10
- 239000002360 explosive Substances 0.000 claims abstract description 59
- 230000000977 initiatory effect Effects 0.000 claims abstract description 45
- 239000000843 powder Substances 0.000 claims abstract description 33
- 238000001514 detection method Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 5
- 239000002390 adhesive tape Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 16
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- 239000000203 mixture Substances 0.000 description 20
- 238000005422 blasting Methods 0.000 description 13
- 238000004146 energy storage Methods 0.000 description 7
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- 238000005474 detonation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
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Abstract
The embodiment of the utility model discloses high stable non-electricity time delay initiating detonator, including the tubular shell, from the top down is equipped with ignition zone, delay zone, initiation zone, explosive district in proper order in the tubular shell, the ignition zone is equipped with the air chamber and is located the indoor ignition head of air, the delay zone is equipped with the delay explosive shell, be equipped with delay powder and delay powder passageway in the delay explosive shell, be equipped with the initiating explosive chamber in the initiation zone, the initiating explosive is filled in the initiating explosive chamber, be equipped with the explosive chamber in the explosive zone, the explosive chamber is filled with high explosive. The utility model discloses in the use, the ignition head detonates the delay powder in the delay powder passageway, and the delay powder continues to detonate the initiating explosive after burning up, and the initiating explosive releases a large amount of energy and detonates the high explosive, because this kind of delay method belongs to the physics time delay, so the time delay effect does not receive the environmental impact, and the delay powder detonates the high explosive once detonated finally all can the time delay simultaneously, has avoided the problem that produces the blind big gun.
Description
Technical Field
The embodiment of the utility model provides a relate to detonator technical field, concretely relates to high stable nonelectric time delay priming detonator.
Background
At present, the detonator is used as a main detonating device of explosives, is widely applied to digital detonators in the market, and for further supervising dangerous civil explosive articles, the nation begins to popularize the use of the digital detonator years ago, so that the supervision of the dangerous articles is facilitated. However, in the process of popularizing digital detonators, the currently used digital delay electronic detonators are easy to generate partial blast hole misfiring in shallow hole blasting, roadway tunneling blasting, foundation pile hole blasting, tunnel blasting, slope blasting and blasting environments with small adjacent blast hole intervals, so that the problem of blind blasting is caused, and great potential safety hazards and great economic loss are caused. The digital electronic detonators are connected through wired communication, and in the scheme that a plurality of blasting detonators are needed, high-temperature, high-pressure and blasting shock waves generated by blasting can cause normal work of electronic chips which are detonated later due to electromagnetic interference caused by different blasting time sequences.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a high stable non-electric time delay priming detonator to because electronic control delay detonator easily receives the problem that disturbs and lead to influencing the blasting, producing the blind big gun among the solution prior art.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:
a high-stability non-electric delay primer detonator comprises a tubular shell, wherein an ignition region, a delay region, a priming region and an explosive region are sequentially arranged in the tubular shell from top to bottom, the ignition region is provided with an air chamber and an ignition head positioned in the air chamber, the delay region is provided with a delay explosive shell, a delay explosive and a delay explosive channel are arranged in the delay explosive shell, a priming chamber is arranged in the priming region, priming explosive is filled in the priming chamber, a explosive chamber is arranged in the explosive region, and explosive is filled in the explosive chamber.
Furthermore, a numerical control device is arranged on the receiving side of the ignition head, the numerical control device comprises a single chip microcomputer, the single chip microcomputer is respectively connected with a power management module, an energy charging management module, a safe discharging module, a voltage detection module and an ignition control module, the energy charging management module, the safe discharging module and the voltage detection module are all connected with an energy charging device, and the ignition control module is connected with the ignition head.
Furthermore, a high-temperature expansion layer is arranged on the inner wall of the delay agent channel.
Further, the delay agent passage is an arc-shaped passage.
Further, the tubular shell comprises a delay tube shell and an initiating tube shell, the delay tube shell and the initiating tube shell are fixed and adopt a rotary structure, an ignition head, delay powder and initiating powder are arranged in the delay tube shell, and high explosive is arranged in the initiating tube shell.
Further, the delay tube shell and the initiation tube shell are coaxial and are welded through laser.
Furthermore, a sealing ring is arranged at the joint between the delay tube shell and the initiation tube shell.
Furthermore, a protective sleeve or a PVC adhesive tape is arranged at the joint of the delay tube shell and the detonating tube shell.
The embodiment of the utility model provides a have following advantage:
the embodiment of the utility model provides a high stable non-electricity time delay initiating detonator in the use, the ignition head detonates the delay powder in the delay powder passageway, continues to detonate the initiating explosive after the delay powder fires to the greatest extent, and the initiating explosive releases a large amount of energy and detonates the high explosive, because this kind of time delay method belongs to the physics time delay, so the time delay effect does not receive the environmental impact, and the delay powder finally all can delay the detonation of high explosive once detonated simultaneously, has avoided the problem that produces the blind big gun.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is an internal structure diagram of a high-stability non-electric delay primer detonator provided in embodiment 1 of the present invention;
fig. 2 is a schematic circuit diagram of a high-stability non-electric delay primer detonator provided in embodiment 2 of the present invention;
fig. 3 is an internal structure diagram of a high-stability non-electric delay primer detonator provided in embodiment 4 of the present invention.
In the figure:
1. a tubular housing; 2. an ignition head; 3. a delay agent; 4. initiating explosive; 5. high explosive; 6. The intrinsic safety power supply conversion module; 7. an overvoltage protection module; 8. a power management module; 9. a single chip microcomputer; 10. a charging control module; 11. an energy storage module; 12. a safety discharge module; 13. a voltage detection module; 14. an ignition control module; 15. a communication interface; 16. a time-delay tube shell; 17. A shell of the detonator; 18. and (4) a threaded connection structure.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
As shown in fig. 1, a high-stability non-electric delay primer detonator comprises a tubular shell 1, wherein an ignition region, a delay region, an initiation region and an explosive region are sequentially arranged in the tubular shell 1 from top to bottom, the ignition region is provided with an air chamber and an ignition head 2 positioned in the air chamber, the delay region is provided with a delay powder 3 shell, a delay powder 3 channel and a delay powder 3 channel are arranged in the delay powder 3 shell, an initiation powder 4 chamber is arranged in the initiation region, an initiation powder 4 chamber is filled in the initiation powder 4 chamber, an explosive chamber is arranged in the explosive region, and a high explosive 5 is filled in the explosive chamber. In the use process, the ignition head 2 detonates the delay powder 3 in the delay powder 3 channel, the delay powder 3 continues to detonate the primary explosive 4 after being burnt out, and the primary explosive 4 releases a large amount of energy to detonate the high explosive 5.
Example 2
In order to meet the existing supervision standard, detonator data needs to be uploaded after the detonator is connected with an initiator so that the initiator can acquire, identify and upload and store the detonator data, and the datamation management and control function of the non-electric delay detonator is realized. As shown in fig. 2, a numerical control device is arranged on the receiving side of the ignition head 2, the numerical control device includes a single chip microcomputer 9, the single chip microcomputer 9 is respectively connected with a power management module 8, an energy charging management module, a safe discharge module 12, a voltage detection module 13 and an ignition control module 14, the energy charging management module, the safe discharge module 12 and the voltage detection module 13 are all connected with an energy charging device, and the ignition control module 14 is connected with the ignition head 2. The single chip microcomputer 9 is of a product model STM32F103RET6 and is used for receiving an initiator signal, uploading detonator information such as detonator codes, models, specifications and position numbers, or controlling the ignition control module 14 to ignite and detonate; the product model of the POWER management module 8 is an IC-POWER-LDO-RT91933.3V POWER chip, and is used for providing 3.3V POWER voltage for the singlechip 9; the product model of the charging control module 10 is a TP4056 charging chip, and the charging control module is used for receiving a signal of the singlechip 9 to charge the energy storage module 11; the energy storage module 11 is a capacitor, such as a 10uf/35v capacitor, the safe discharge module 12 is used for receiving a signal of the single chip microcomputer 9 to discharge the energy storage module 11, the capacitor is charged before discharging is prepared, when blasting is stopped, the single chip microcomputer 9 sends an instruction to the safe discharge module 12, and the discharge module consumes electricity in the capacitor after receiving the instruction, so that the safety of the detonator is ensured; the product model of the voltage detection module 13 is a CN1185 chip, and is used for detecting the working voltage of the energy storage module 11, and if the voltage of the energy storage module 11 exceeds a set intrinsic safety voltage threshold, sending an alarm signal to the single chip microcomputer 9 to stop the ignition and detonation; the ignition control module 14 is a KAQW210 chip and is used for receiving an ignition signal of the single chip microcomputer 9 and controlling the discharge of the energy storage module 11 to ignite the ignition head 2.
Example 3
Because the assembly of delay powder 3 adopts the direct 3 passageways of delay powder of impressing, vibrations when placing for a long time and transporting all can lead to 3 downside densities of delay powder, make 3 one sides of delay powder appear the space, when later lighting, the fire can extend along space department fast, leads to 3 whole combustions of delay powder to accelerate the delay time, influence the delay accuracy. Therefore, in order to improve the timing accuracy of the delay composition 3 in the technical scheme of the embodiment 1 or 2, the method is expanded to the method a and the method b on the basis of the timing accuracy, and the specific steps are as follows:
according to the method a, a high-temperature expansion layer is added on the inner wall of a channel of the delay composition 3, such as a high-temperature expansion coating agent, a flame retardant material and other materials which expand when meeting high temperature, the high-temperature expansion layer expands when meeting high temperature generated by combustion of the delay composition 3, the delay composition 3 is extruded after expansion, a gap between the delay composition 3 and a pipeline of the delay composition 3 is blocked, flame in the gap is extinguished, and the high-temperature expansion layer is mostly of a flexible structure after expansion, so that the delay composition 3 is extruded flexibly, a combustion path of the delay composition 3 cannot be damaged, the delay composition 3 is fixed and the combustion direction of the delay composition 3 is guided, subsequent flame is prevented from extending from the gap to the whole delay composition 3, and the channel of the delay composition 3 cannot be blocked due to the small thickness of a preheating expansion structure. In order not to reduce the heat dissipation function of the detonator when the delay composition 3 is combusted, a plurality of high-temperature expansion layers which are spirally distributed in a strip shape can be arranged on the inner wall of the channel of the delay composition 3, so that the high-temperature expansion layers are prevented from covering the whole inner wall of the channel of the delay composition 3, and the high-temperature expansion layers are provided with heat dissipation spaces.
In the method b, the delay composition 3 channel is an arc-shaped channel, the arc-shaped channel can be a spiral channel or an S-shaped multi-section arc-shaped channel, and if a gap between the delay composition 3 and the inner wall occurs, the flame cannot extend backwards due to the extrusion of the bent channel, so that the transmission of the flame is cut off, and the problem of integral combustion of the delay composition 3 is solved.
If the method a and the method b are combined, a high-temperature expansion layer is added on the position, located on the non-arc-shaped channel, of the delay composition 3 channel in the method b, so that the fire extinguishing function of the method b is enhanced, the method b can be used as the guarantee of the method a, the delay composition 3 can be combusted only along a set route, and the delay time is guaranteed to be accurate.
Example 4
Because the existing detonators are all of an integrated structure, the primary explosive 4 in the detonator is very easy to detonate, but the energy of detonation is very low, if the primary explosive 4 in the detonator explodes, the power is very small, the damage to people is not great, and the great loss can not be caused, while the power of the high explosive 5 is very great, the high explosive is not easy to auto-explode, and the high explosive can explode only when the outside gives a great energy stimulus, so that safety accidents can be caused by safety sensitivity problems such as impact, static electricity or friction in the production, transportation and storage processes. In order to solve the problem, as shown in fig. 3, a tubular shell 1 is divided into a delay tube shell 16 and an initiating tube shell 17, the delay tube shell 16 and the initiating tube shell 17 are fixed and adopt a rotary structure, the delay tube shell 16 and the initiating tube shell 17 are coaxial and are welded by laser, an ignition head 2, a delay powder 3 and an initiating powder 4 are arranged in the delay tube shell 16, a high explosive 5 is arranged in the initiating tube shell 17, the high explosive 5 and the initiating powder 4 are separately transported, and the transportation and storage safety can be ensured. The delay tube shell 16 and the initiation tube shell 17 are provided with sealing caps which are in threaded connection with the delay tube shell and the initiation tube shell, so that the drying and leakage prevention of the powder are facilitated during storage and transportation, and the sealing caps are only detached and then assembled when the detonator is assembled. The joint of the delay tube shell 16 and the initiation tube shell 17 is provided with a protective sleeve or a PVC adhesive tape, and/or the joint between the delay tube shell 16 and the initiation tube shell 17 is provided with a sealing ring for reinforcing the joint position between the delay tube shell 16 and the initiation tube shell 17 and sealing a connecting gap.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (7)
1. The utility model provides a high stable nonelectric time delay priming detonator, includes tubular shell, its characterized in that: an ignition region, a delay region, an initiation region and an explosive region are sequentially arranged in the tubular shell from top to bottom, the ignition region is provided with an air chamber and an ignition head positioned in the air chamber, the delay region is provided with a delay explosive shell, a delay explosive and a delay explosive channel are arranged in the delay explosive shell, an initiation explosive chamber is arranged in the initiation region and is filled with initiation explosive, an explosive chamber is arranged in the explosive region and is filled with high explosive;
the receiving side of the ignition head is provided with a numerical control device, the numerical control device comprises a single chip microcomputer, the single chip microcomputer is respectively connected with a power management module, an energy charging management module, a safe discharging module, a voltage detection module and an ignition control module, the energy charging management module, the safe discharging module and the voltage detection module are all connected with an energy charging device, and the ignition control module is connected with the ignition head.
2. The high-stability non-electric time-delay primer detonator according to claim 1, wherein: and a high-temperature expansion layer is arranged on the inner wall of the delay agent channel.
3. The high-stability non-electric time-delay primer detonator according to claim 1, wherein: the delay agent channel is an arc-shaped channel.
4. The high-stability non-electric time-delay primer detonator according to claim 1, wherein: the tubular shell comprises a delay tube shell and an initiating tube shell, the delay tube shell and the initiating tube shell are fixed and adopt a rotary structure, an ignition head, delay powder and initiating powder are arranged in the delay tube shell, and high explosive is arranged in the initiating tube shell.
5. The high-stability non-electric time-delay primer detonator according to claim 4, wherein: the delay tube shell and the initiation tube shell are coaxial and are welded by laser.
6. The high-stability non-electric time-delay primer detonator according to claim 4, wherein: and a sealing ring is arranged at the joint between the delay tube shell and the initiation tube shell.
7. The high-stability non-electric time-delay primer detonator according to claim 4, wherein: and a protective sleeve or a PVC adhesive tape is arranged at the joint of the delay tube shell and the initiation tube shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921970087.XU CN211522066U (en) | 2019-11-14 | 2019-11-14 | High-stability non-electric delay priming detonator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921970087.XU CN211522066U (en) | 2019-11-14 | 2019-11-14 | High-stability non-electric delay priming detonator |
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| CN211522066U true CN211522066U (en) | 2020-09-18 |
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| CN201921970087.XU Active CN211522066U (en) | 2019-11-14 | 2019-11-14 | High-stability non-electric delay priming detonator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113724569A (en) * | 2021-08-31 | 2021-11-30 | 中国人民解放军陆军工程大学 | Underwater multipoint detonation source differential delay detonation simulation device |
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2019
- 2019-11-14 CN CN201921970087.XU patent/CN211522066U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113724569A (en) * | 2021-08-31 | 2021-11-30 | 中国人民解放军陆军工程大学 | Underwater multipoint detonation source differential delay detonation simulation device |
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Effective date of registration: 20231110 Address after: No. 7126, 7th Floor, No.1 Suzhou Street, Haidian District, Beijing, 100080 Patentee after: Beijing xinlongde Big Data Technology Co.,Ltd. Address before: 158th Floor, 9th Floor, No.1 Suzhou Street, Haidian District, Beijing, 100096 Patentee before: BEIJING LONGDER SHIDAI TECHNOLOGY SERVICE CO.,LTD. |
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