CN102305579A - Safe interlock for detecting delay time of detonator - Google Patents
Safe interlock for detecting delay time of detonator Download PDFInfo
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- CN102305579A CN102305579A CN201110179866A CN201110179866A CN102305579A CN 102305579 A CN102305579 A CN 102305579A CN 201110179866 A CN201110179866 A CN 201110179866A CN 201110179866 A CN201110179866 A CN 201110179866A CN 102305579 A CN102305579 A CN 102305579A
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Abstract
The invention discloses a safe interlock for detecting the delay time of detonator, comprising an explosion-proof tank, an explosion-proof wall, a firing device, a detonator delay time tester and an interlock, wherein the explosion-proof wall is arranged among the explosion-proof tank, the firing device and the detonator delay time tester; a cover is movably connected with the top of the silencer of the explosion-proof tank; an access switch is arranged on the cover; an explosion-proof door is installed on the explosion-proof window of the explosion-proof wall; the explosion-proof wall is fixedly provided with electromagnet and a reset switch; the interlock is composed of the access switch, the electromagnet, an electromagnetic relay, the firing device and a power supply; the reset switch, the access switch, the starting button of the firing device and the coil of the electromagnetic relay are connected with the power supply after being sequentially connected in series by leads; the first normally-open contact of the electromagnetic relay is connected with the start button of the firing device in parallel; and the second normally-open contact of the electromagnetic relay is connected with the power supply after being connected with the electromagnet in series. According to the safe interlock for detecting delay time of detonator, the automatic locking of the explosion-proof door in the process of detecting the delay time of the ignition detonator is achieved.
Description
Technical field
The invention belongs to the detonator production equipment technical field in the industrial explosive material, particularly relate to a kind of safety interlocking of detonator delay time detecting.
Background technology
At present; In industrial explosive material; Nonel detonator defer time checkout gear comprises explosion-proof tank, firing device and detonator delay time test appearance; Explosion-proof tank top is provided with muffler; Be provided with blast wall between explosion-proof tank and firing device, the detonator delay time test appearance; Blast wall is provided with an explosion-proof window, on the explosion-proof window explosion proof door is installed, and explosion proof door generally adopts push-pull structure.When detecting; The detonator of detonator one end assembling is packed in the explosion-proof tank; Detonator passes explosion-proof window and the other end is connected with firing device; Operation makes explosion proof door with explosion-proof close manually then; Press the start button of firing device; Through the current detonation detonator; Detonator delay time test appearance picks up counting simultaneously; Behind the blasting cap detonation; The chromacoder that the voice signal that produces is installed on explosion-proof tank converts the signal of telecommunication into; Be delivered in the detonator delay time test appearance, detonator delay time test appearance stops timing, can obtain the detonator delay time.But behind the detonator that detonates, explosion proof door does not lock, the blast or before blasting cap detonation if detonator is out of order not; Operating personnel open explosion-proof window; Have great danger, badly influence operating personnel's personal life security, therefore have great security hidden trouble.
Summary of the invention
For addressing the above problem; The safety interlocking that the purpose of this invention is to provide a kind of detonator delay time detecting simple in structure, easy and simple to handle can solve the problem that explosion-proof window can not lock in the Nonel detonator defer time testing process before blasting cap detonation.
For realizing the foregoing invention purpose, the present invention adopts following technical scheme:
A kind of safety interlocking of detonator delay time detecting; It comprises explosion-proof tank, blast wall, firing device, detonator delay time test appearance and interlocking gear; Explosion-proof tank top is provided with muffler; Blast wall is arranged between explosion-proof tank and firing device, the detonator delay time test appearance; Blast wall is provided with an explosion-proof window, on the explosion-proof window explosion proof door is installed; The muffler top movable of said explosion-proof tank is connected with a lid, and lid is provided with near switch; Be installed with electromagnet and reset switch on the said blast wall; Interlocking gear is by forming near switch, electromagnet, electromagnetic relay, firing device and power supply; Reset switch, near the coil of the start button of switch, firing device, electromagnetic relay successively through connecing power supply after the lead series connection; First normally opened contact of electromagnetic relay is parallelly connected with the start button of firing device, second normally opened contact of electromagnetic relay with connect power supply after electromagnet is connected.
The safety interlocking of described detonator delay time detecting, the lid at the muffler top of its explosion-proof tank and muffler one side flexibly connect, and the junction is provided with the main shaft spring.
The safety interlocking of described detonator delay time detecting, the power supply of its interlocking gear are low-voltage dc power supply.
Because adopt aforesaid technical scheme, the present invention has following superiority:
The safety interlocking of this detonator delay time detecting; It is simple in structure, novelty reasonable in design, and cost of manufacture is low; Easy to operate; Through the setting of interlocking gear, realized automatically locking of in Nonel detonator defer time testing process explosion proof door, operating personnel can not arbitrarily open explosion proof door before blasting cap detonation; Behind blasting cap detonation; Explosion proof door just can be opened, and result of use is good, and is safe.
Description of drawings
Fig. 1 is the perspective view of the safety interlocking of detonator delay time detecting of the present invention;
Fig. 2 is the perspective view of another angle of safety interlocking of detonator delay time detecting of the present invention;
Fig. 3 is the electrical schematic diagram of the interlocking gear in the safety interlocking of detonator delay time detecting of the present invention;
Among the figure: 1-detonator delay time test appearance; The 2-firing device; The 3-electromagnet; The 4-explosion-proof tank; The 5-detonator; The 6-muffler; The 7-lid; The 8-explosion proof door; The 9-blast wall; The 10-reset switch; The 11-desk.
The specific embodiment
Below through embodiment and combine accompanying drawing that technical scheme of the present invention is done further explain.
Like Fig. 1, shown in 2; The safety interlocking of this detonator delay time detecting; It comprises explosion-proof tank 4, blast wall 9, firing device 2, detonator delay time test appearance 1 and interlocking gear; Explosion-proof tank 4 tops are provided with muffler 6; Blast wall 9 is arranged between explosion-proof tank 4 and firing device 2, the detonator delay time test appearance 1; Firing device 2, detonator delay time test appearance 1 are placed on the desk 11; Blast wall 9 is provided with an explosion-proof window; Explosion proof door 8 is installed on the explosion-proof window, and explosion proof door adopts push-pull structure; Muffler 6 top movable of said explosion-proof tank 4 are connected with a lid 7, and lid 7 flexibly connects with muffler 6 one sides, and the junction is provided with the main shaft spring, and lid is provided with near switch; Be installed with electromagnet 3 and reset switch 10 on the said blast wall 9.
As shown in Figure 3; Described interlocking gear is by near switch; Electromagnet; Electromagnetic relay; Firing device and power supply are formed; Power supply is a low-voltage dc power supply; Adopt the low-voltage safety power supply of direct current 24V; Near switch S Q is that closed type is near switch; The positive pole of low-voltage dc power supply is through fuse F U and reset switch SB1; Near switch S Q; The start button SB2 of firing device; One end of the coil of electromagnetic relay KA is successively through the lead series connection; The other end of the coil of electromagnetic relay KA links to each other with the negative pole of low-voltage dc power supply; The first normally opened contact KA1 of electromagnetic relay KA is parallelly connected with the start button SB2 of firing device; The second normally opened contact KA2, one end of electromagnetic relay KA links to each other with the positive pole of low-voltage dc power supply through fuse F U; The other end is connected with the end of electromagnet YV, and the other end of electromagnet YV links to each other with the negative pole of low-voltage dc power supply.
Describe the course of work of the safety interlocking of detonator delay time detecting of the present invention below in detail.
When carrying out the detonator delay time detecting, the detonator of detonator 5 one ends assemblings to be packed in the explosion-proof tank 4, detonator 5 passes explosion-proof window and the other end is connected with firing device 2, operates making explosion proof door 8 with explosion-proof close then manually; Press the start button SB2 of firing device 2; Through the direct current detonator that detonates; After the start button SB2 closure of firing device; The coil of electromagnetic relay KA gets; Its first normally opened contact KA1 and the second normally opened contact KA2 are closed simultaneously; Make electromagnet YV get electric locking, locking explosion proof door 8, detonator delay time test appearance 1 picks up counting simultaneously; Behind the blasting cap detonation, the chromacoder that the voice signal of generation is installed on explosion-proof tank 4 converts the signal of telecommunication into, is delivered in the detonator delay time test appearance 1, and detonator delay time test appearance stops timing, can obtain the detonator delay time; The gas that produces during blasting cap detonation is discharged from the muffler 6 of explosion-proof tank 4; Promote lid 7 actions at muffler 6 tops; Lid 7 makes the quick homing of lid again with the main shaft spring of muffler 6 junctions, during the lid action, it is moved near switch S Q; Normally closed change is broken off; The coil losing electricity of electromagnetic relay KA, its first normally opened contact KA1 and the second normally opened contact KA2 recover to break off, and electromagnet dead electricity YV breaks off; Explosion proof door 8 releases can be opened explosion proof door.
As the start button SB2 that presses firing device; And detonator explosion time not; Because after the start button closure of firing device; The coil of electromagnetic relay KA gets; Its first normally opened contact KA1 and the second normally opened contact KA2 are closed simultaneously; Electromagnet YV gets electric locking, make explosion proof door 8 be in locking state, so explosion proof door can not be opened always; When if operating personnel need open explosion proof door; Can press reset switch SB1; Make the coil losing electricity of electromagnetic relay KA, its first normally opened contact KA1 and the second normally opened contact KA2 recover to break off, and electromagnet YV dead electricity is broken off; Can realize explosion proof door 8 releases; Reset switch SB1 can adopt eye-catching color, like redness, gives warning function; Remind operating personnel's detonator not explode, safety times such as needs could be opened explosion proof door later.
Claims (3)
1. the safety interlocking of a detonator delay time detecting; It comprises explosion-proof tank, blast wall, firing device, detonator delay time test appearance; Explosion-proof tank top is provided with muffler; Blast wall is arranged between explosion-proof tank and firing device, the detonator delay time test appearance; Blast wall is provided with an explosion-proof window, on the explosion-proof window explosion proof door is installed; It is characterized in that: it also includes interlocking gear; The muffler top movable of said explosion-proof tank is connected with a lid; Lid is provided with near switch; Be installed with electromagnet and reset switch on the said blast wall; Said interlocking gear is by near switch; Electromagnet; Electromagnetic relay; Firing device and power supply are formed; Reset switch; Near switch; The start button of firing device; The coil of electromagnetic relay is successively through connecing power supply after the lead series connection; First normally opened contact of electromagnetic relay is parallelly connected with the start button of firing device, second normally opened contact of electromagnetic relay with connect power supply after electromagnet is connected.
2. the safety interlocking of detonator delay time detecting according to claim 1 is characterized in that: the lid at the muffler top of its explosion-proof tank and muffler one side flexibly connect, and the junction is provided with the main shaft spring.
3. the safety interlocking of detonator delay time detecting according to claim 1 is characterized in that: the power supply of its interlocking gear is a low-voltage dc power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110179866 CN102305579B (en) | 2011-06-30 | 2011-06-30 | Safe interlock for detecting delay time of detonator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110179866 CN102305579B (en) | 2011-06-30 | 2011-06-30 | Safe interlock for detecting delay time of detonator |
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| CN102305579A true CN102305579A (en) | 2012-01-04 |
| CN102305579B CN102305579B (en) | 2013-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110179866 Active CN102305579B (en) | 2011-06-30 | 2011-06-30 | Safe interlock for detecting delay time of detonator |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103389013A (en) * | 2013-08-19 | 2013-11-13 | 四川省宜宾威力化工有限责任公司 | Intelligent integrated test device of industrial detonator technical parameter |
| CN106871751A (en) * | 2017-01-18 | 2017-06-20 | 前进民爆股份有限公司 | Industrial detonator optical time delay test box |
| CN111947525A (en) * | 2020-08-10 | 2020-11-17 | 湖南兵器建华精密仪器有限公司 | Static time measuring instrument and testing method thereof |
| CN112066828A (en) * | 2020-07-20 | 2020-12-11 | 湖北帅力化工有限公司 | Delay time measuring device for electric detonator |
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| US4217826A (en) * | 1978-08-18 | 1980-08-19 | The United States Of America As Represented By The Secretary Of The Navy | Time delay firing device |
| CN201476721U (en) * | 2009-08-21 | 2010-05-19 | 北京维深数码科技有限公司 | Detonator delay time measurement device utilizing photoelectric technology |
| CN201488670U (en) * | 2009-08-21 | 2010-05-26 | 北京维深数码科技有限公司 | Detonator delay time measuring device utilizing sound technique |
| CN201748868U (en) * | 2010-06-10 | 2011-02-16 | 北京北方邦杰科技发展有限公司 | Sampling-inspection device of electronic detonator |
| CN201795729U (en) * | 2009-08-24 | 2011-04-13 | 北京维深数码科技有限公司 | Digital electronic detonator delay time measurer adopting impact wave technology |
| CN201844766U (en) * | 2010-10-12 | 2011-05-25 | 淮南舜泰化工有限责任公司 | Explosion-proof tank capable of realizing explosion venting for electric detection of detonators |
| CN202158812U (en) * | 2011-06-30 | 2012-03-07 | 前进民爆股份有限公司 | Safe interlocking device for electronic detonator deferment time detection |
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2011
- 2011-06-30 CN CN 201110179866 patent/CN102305579B/en active Active
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| US4217826A (en) * | 1978-08-18 | 1980-08-19 | The United States Of America As Represented By The Secretary Of The Navy | Time delay firing device |
| CN201476721U (en) * | 2009-08-21 | 2010-05-19 | 北京维深数码科技有限公司 | Detonator delay time measurement device utilizing photoelectric technology |
| CN201488670U (en) * | 2009-08-21 | 2010-05-26 | 北京维深数码科技有限公司 | Detonator delay time measuring device utilizing sound technique |
| CN201795729U (en) * | 2009-08-24 | 2011-04-13 | 北京维深数码科技有限公司 | Digital electronic detonator delay time measurer adopting impact wave technology |
| CN201748868U (en) * | 2010-06-10 | 2011-02-16 | 北京北方邦杰科技发展有限公司 | Sampling-inspection device of electronic detonator |
| CN201844766U (en) * | 2010-10-12 | 2011-05-25 | 淮南舜泰化工有限责任公司 | Explosion-proof tank capable of realizing explosion venting for electric detection of detonators |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103389013A (en) * | 2013-08-19 | 2013-11-13 | 四川省宜宾威力化工有限责任公司 | Intelligent integrated test device of industrial detonator technical parameter |
| CN106871751A (en) * | 2017-01-18 | 2017-06-20 | 前进民爆股份有限公司 | Industrial detonator optical time delay test box |
| CN112066828A (en) * | 2020-07-20 | 2020-12-11 | 湖北帅力化工有限公司 | Delay time measuring device for electric detonator |
| CN112066828B (en) * | 2020-07-20 | 2022-11-18 | 湖北帅力化工有限公司 | Delay time measuring device for electric detonator |
| CN111947525A (en) * | 2020-08-10 | 2020-11-17 | 湖南兵器建华精密仪器有限公司 | Static time measuring instrument and testing method thereof |
| CN111947525B (en) * | 2020-08-10 | 2022-11-29 | 湖南兵器建华精密仪器有限公司 | Static time measuring instrument and testing method thereof |
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| CN102305579B (en) | 2013-08-07 |
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Inventor after: Li Zhen Inventor after: Song Songbo Inventor after: Xu Qingxu Inventor after: Liu Qun Inventor after: Chen Xiaofang Inventor after: Shen Xuehong Inventor after: Zhou Jun Inventor after: Guo Chunhong Inventor after: Zhang Gangning Inventor after: Jia Haibo Inventor after: Chen Juan Inventor after: Wang Xuejin Inventor after: Xue Guowei Inventor after: Chang Genzhao Inventor after: Qin Yubo Inventor before: Li Zhen Inventor before: Liu Qun Inventor before: Chen Xiaofang Inventor before: Shen Xuehong Inventor before: Zhou Jun Inventor before: Guo Chunhong Inventor before: Zhang Gangning Inventor before: Jia Haibo Inventor before: Chen Juan Inventor before: Wang Xuejin Inventor before: Chang Genzhao Inventor before: Li Rujia Inventor before: Xu Qingxu |
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