CN202350682U - Electric fuse ignition device,electrical blasting cap and electronic detonator including the same - Google Patents
Electric fuse ignition device,electrical blasting cap and electronic detonator including the same Download PDFInfo
- Publication number
- CN202350682U CN202350682U CN201120254719XU CN201120254719U CN202350682U CN 202350682 U CN202350682 U CN 202350682U CN 201120254719X U CN201120254719X U CN 201120254719XU CN 201120254719 U CN201120254719 U CN 201120254719U CN 202350682 U CN202350682 U CN 202350682U
- Authority
- CN
- China
- Prior art keywords
- film resistance
- electric
- igniter
- electrical fuze
- amorce
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Air Bags (AREA)
Abstract
The utility model provides an electric fuse ignition device, which comprises a membrane resistor and a fuze head wrapped on it; a power supply apparatus can provide energy to the membrane resistor to enable the membrane resistor generate enough joule heat and heat the fuze head to a preset temperature so as to ignite it. The utility model also provides an electrical blasting cap and an electronic detonator including the electric fuse ignition device. The utility model also provides a method to manufacture the electrical blasting cap and the electronic detonator. The membrane resistor of the electric fuse ignition device in the utility model is provided with simple manufacture, low cost, high yield, high resistance precision, and is not easy to be broken, which makes the electrical blasting cap and the electronic detonator including the same have advantages like simple manufacture, low cost, high yield, low misfire rate and high explosion acuracy correspondingly.
Description
[technical field]
The utility model relates to the electrical fuze igniter, comprises its electric cap and electric detonator, in particular to film resistance electrical fuze igniter, the electric cap that comprises it and electric detonator.
[background technology]
Detonator is a kind ofly to be lighted point of amorce and ignited the device of various explosives subsequently by the fuse igniter.Detonator is invented in 1865 by Nobel.Nobel's discovery is contained in mercury fulminate and has just formed detonator in the small tubes, and it can be used for igniting the nitroglycerine with after the diatomite absorption.
Along with the development of technology for detonators, electric cap and electric detonator have appearred.Traditional electric detonator and electric cap generally are to utilize bridge silk and point of amorce as the fuse igniter.This type electric cap generally comprises housing, be contained in the explosive of housing bottom, be contained in the point of amorce and the electrode plug on explosive top; Wherein electrode plug comprises the two piece leads integrally formed with the electrode plug body; Two leads stretch out towards the direction of point of amorce from the electrode plug body and curve inwardly to form electrode; Gapped between two electrodes, general between the electrode through the connection of bridge silk.Utilize electric supply installation energy to be provided, make the bridge silk produce Joule heat, point of amorce is heated to uniform temperature, thereby lights point of amorce the bridge silk, and then ignition charge.Traditional electric detonator is through lead the bridge silk to be electrically connected on the electric detonator circuit control panel; The electric detonator circuit control panel provides energy to the bridge silk, makes the bridge silk produce Joule heat, and point of amorce is heated to uniform temperature; Thereby light point of amorce, and then ignition charge.
The above-mentioned traditional electric cap and the shortcoming of electric detonator are: 1) bridge silk manufacturing process is complicated, yield rate is low, cost is high; 2) the bridge silk needs to be welded on the electrode of electric cap or on the pad of electric detonator circuit control panel, this can cause the fracture of bridge silk through manual secondary, makes the rate of the miss-firing increase of this type of electric cap and electric detonator; 3) the welding precision missionary society introducing contact resistance through the manual secondary welding is unfavorable for realizing accurate explosion.
Because the defective of above-mentioned electric cap and electric detonator, thereby expect a kind of make simple and reliable, that yield rate is high, cost is low, the rate of miss-firing is low and the explosion precision is high electric cap and electric detonator.
[utility model content]
The purpose of the utility model provides a kind of electrical fuze igniter, the electric cap that comprises it and electric detonator to solve the problem that prior art exists.Particularly, the electrical fuze igniter that provides of the utility model is achieved through following technical scheme:
A technical scheme of the utility model provides a kind of electrical fuze igniter; It comprises film resistance and point of amorce; Wherein point of amorce is wrapped up in and is attached on the film resistance; Electric supply installation can provide energy to film resistance, so that film resistance produces enough Joule heats and point of amorce is heated to design temperature, thereby lights point of amorce.
According to the electrical fuze igniter that the utility model technique scheme provides, wherein film resistance is SMD film resistance or pinned film resistance.
The electrical fuze igniter that provides according to the utility model technique scheme, wherein film resistance is a kind of in alloy film resistance, metal oxide film resistance and the fixed carbon resister.
The electrical fuze igniter that provides according to the utility model technique scheme; Wherein SMD film resistance comprises body and is arranged on two electrodes on the body; Two electrodes of SMD film resistance can be welded on the pad of electric detonator circuit control panel through SMD automation welding manner, and this moment, the control of electric detonator circuit control panel was discharged to film resistance as the electric capacity of electric supply installation.
The electrical fuze igniter that provides according to the utility model technique scheme; Wherein SMD film resistance comprises body and is arranged on two electrodes on the body; Two electrodes of SMD film resistance can be welded on the electrode of electric cap electrode plug through automatic welding manner, and this moment, power supply or electric capacity provided energy as electric supply installation to film resistance.
The electrical fuze igniter that provides according to the utility model technique scheme; Wherein the pinned film resistance comprises body and two pins that stretch out from body; Two pins of pinned film resistance can be welded on the electrode of electric cap electrode plug through automatic welding manner, and this moment, power supply or electric capacity provided energy as electric supply installation to film resistance.
The electrical fuze igniter that provides according to the utility model technique scheme, wherein point of amorce be composition, lead azide, the mercury fulminate that comprises plumbous rhodanate and potassium chlorate and comprise charcoal and the composition of potassium chlorate in a kind of.
Advantage according to the electrical fuze igniter of the utility model is: because the film resistance manufacturing process is simple, cost is low, yield rate is high, thereby is also had by the electrical fuze igniter of its manufacturing and to make the advantage simple, that cost is low, yield rate is high.
According to being also advantageous in that of the electrical fuze igniter of the utility model: since the resistance accuracy of film resistance is high and adjustable (reaching as high as 0.05%) far above the resistance accuracy (being approximately 25%) of bridge silk; And film resistance electrical fuze igniter can be welded on electric cap or the electric detonator automatically (can not introduce contact resistance); Thereby this can make to be had by the electric cap of its manufacturing or electric detonator ignites precision more accurately.
According to being also advantageous in that of the electrical fuze igniter of the utility model: film resistance electrical fuze igniter easy fracture not in the welding process that is welded to electric cap or electric detonator automatically, thereby by the cost of the electric cap of its manufacturing or electric detonator and can reduce their rate of miss-firing.
Particularly, the electric cap that the utility model provides comprises according to the electrical fuze igniter of the utility model is achieved through following technical scheme:
Another technical scheme of the utility model provides a kind of electric cap that comprises according to the electrical fuze igniter of the utility model; Wherein the film resistance of electrical fuze igniter is electrically connected on the electrode of electric cap electrode plug; This moment, power supply or electric capacity provided energy as electric supply installation to film resistance; So that film resistance produces enough Joule heats and point of amorce is heated to design temperature, thereby light point of amorce, and then ignite electric cap.
The advantage that comprises according to the electric cap of the electrical fuze igniter of the utility model is: the electrical fuze igniter make simple, cost is low, yield rate is high and the electrical fuze igniter is electrically connected on the electric cap with automatic welding manner, this makes this electric cap also have and makes the advantage simple, that cost is low, yield rate is high.
Comprise being also advantageous in that: because the film resistance resistance accuracy is high according to the electric cap of the electrical fuze igniter of the utility model; When being welded on the electric cap, film resistance can not introduce contact resistance; Thereby this can make that comprising electric cap according to the electrical fuze igniter of the utility model has and ignite precision more accurately.
Comprise being also advantageous in that according to the electric cap of the electrical fuze igniter of the utility model: film resistance electrical fuze igniter easy fracture not in the welding process that is welded to electric cap automatically, thereby by the cost of the electric cap of its manufacturing and can reduce their rate of miss-firing.
Particularly, the electric detonator that the utility model provides comprises according to the electrical fuze igniter of the utility model is achieved through following technical scheme:
Another technical scheme of the utility model provides a kind of electric detonator that comprises according to the electrical fuze igniter of the utility model; Wherein the film resistance of electrical fuze igniter is electrically connected on the pad of electric detonator circuit control panel; This moment, the electric detonator circuit control panel provided energy as electric supply installation to film resistance; So that film resistance produces enough Joule heats and point of amorce is heated to design temperature, thereby light point of amorce, thereby ignite electric detonator.
The advantage that comprises according to the electric detonator of the electrical fuze igniter of the utility model is: the electrical fuze igniter make simple, cost is low, yield rate is high and the electrical fuze igniter is electrically connected on the electric detonator with automatic chip mounting formula welding manner, this makes this electric detonator also have and makes the advantage simple, that cost is low, yield rate is high.
Comprise being also advantageous in that: because the film resistance resistance accuracy is high according to the electric detonator of the electrical fuze igniter of the utility model; When being welded on the electric detonator, film resistance can not introduce contact resistance; Thereby this can make that comprising electric detonator according to the electrical fuze igniter of the utility model has and ignite precision more accurately.
Comprise being also advantageous in that according to the electric detonator of the electrical fuze igniter of the utility model: film resistance electrical fuze igniter easy fracture not in the welding process that is welded to electric detonator automatically, thereby low by the cost of the electric detonator of its manufacturing and can reduce their rate of miss-firing.
[description of drawings]
With reference to accompanying drawing, the disclosure of the utility model will be easier to understand.Those skilled in the art are understood that easily: these accompanying drawings only are used for illustrative purposes, and are not to be intended to the protection domain of the utility model is constituted restriction.Among the figure:
Fig. 1 shows the electrical fuze igniter according to the utility model of decomposition; And
Fig. 2 shows the electrical fuze igniter according to the utility model after integrated.
Parts and label list
| 10 | |
|
| 10a、10b | The |
|
| 20 | The electric detonator |
|
| 21a、 | Pad | |
| 30 | Point of amorce |
[specific embodiment]
Fig. 1-2 and following declarative description the specific implementations of the utility model how to make and use the optimal mode of the utility model with instruction those skilled in the art.In order to instruct inventive principle, simplified or omitted some conventional aspects.Those skilled in the art should understand that the modification that is derived from these embodiments will drop in the scope of the utility model.Those skilled in the art should understand that following characteristics can engage to form a plurality of modification of the utility model in every way.Thus, the utility model is not limited to following specific implementations, and is only limited claim and their equivalent.
Fig. 1 shows the electrical fuze igniter according to the utility model of decomposition.Fig. 2 shows the electrical fuze igniter according to the utility model after integrated.As illustrated in fig. 1 and 2, comprise film resistance 10 and point of amorce 30 according to the electrical fuze igniter of the utility model, point of amorce 30 is wrapped up in and is attached to film resistance 10.Alternatively, film resistance 10 can be SMD film resistance or pinned film resistance.Alternatively, film resistance 10 can be alloy film resistance, metal oxide film resistance, fixed carbon resister etc.Particularly, alloy film resistance can be the alloy film resistance of Ni80Cr20 for for example main component; The metal oxide film resistance can be the metal oxide film resistance of for example ruthenium-oxide; Fixed carbon resister can be the fixed carbon resister of carbon for for example main component.Those skilled in the art are understood that easily, can adopt other film resistance, and this will drop in the protection domain of the utility model also.
In the electrical fuze igniter according to the utility model, point of amorce 30 can use behind the air drying through 24 hours for example through dropping liquid or invade wrapping up in automatically of liquid and attach mode and wrap up in and be attached on the film resistance 10.Particularly, point of amorce 30 can and comprise charcoal and the composition of potassium chlorate for the composition or lead azide, the mercury fulminate that for example comprise plumbous rhodanate and potassium chlorate.Those skilled in the art are understood that easily; Can adopt attach mode (for example manual mode) or other drying modes wrapped up in of other ignition charge or other point of amorce 30 is wrapped up in to be attached on the film resistance 10, and this also will drop in the protection domain of the utility model.
The film resistance 10 of the electrical fuze igniter of the utility model can be electrically connected with electric cap or electric detonator.The electric capacity of power supply or electric capacity or the control of electric detonator circuit control panel etc. can be used as electric supply installation provides energy to the film resistance 10 of electrical fuze igniter; Make film resistance 10 produce enough Joule heats; Point of amorce 30 is heated to design temperature, thereby lights point of amorce 30.
In the following content of this specification; To verify the advantage of the electrical fuze igniter of the film resistance (replacing the bridge silk) that adopts the utility model through the contrast test of three kinds of different film resistance electrical fuze igniters and two kinds of traditional bridge silk electrical fuze igniters.Three kinds of different film resistance electrical fuze igniters and two kinds of concrete formations of traditional bridge silk electrical fuze igniter are illustrated in the table 1.As shown in table 1; The point of amorce that is adopted in these electrical fuze igniters is the composition of plumbous rhodanate and potassium chloride; The bridge filament length degree of two kinds of traditional bridge silk electrical fuze igniters is 3mm, and diameter is respectively 0.25mm and 0.40mm, and the main component of bridge silk is Ni80Cr20.The resistance of three kinds of different film resistance electrical fuze igniters is about 6 ohm, and wherein the main component of alloy film resistance is Ni80Cr20; Metal oxide film resistance main component is a ruthenium-oxide; The fixed carbon resister main component is a carbon.
Table 1: the formation of five kinds of electrical fuze igniters
During blasting test; The bridge silk of two kinds of bridge silk electrical fuze igniters is electrically connected to through the kind of drive on the electrode of electrode plug of electric cap, and the film resistance of three kinds of different film resistance electrical fuze igniters is electrically connected to through the soldering mode on the electrode of electrode plug of electric cap.Table 2 shows the pairing five groups of blasting tests of above-mentioned five kinds of electrical fuze igniters, and wherein every group comprises 22 corresponding electrical fuze igniters.Adopt the pressure regulation D.C. regulated power supply respectively to the 100uF electric capacity charging of different electric pressures in the blasting test, pass through electric capacity again to making good electrical fuze igniter discharge.Particularly, through following steps the electrical fuze igniter of different materials (film resistance or bridge silk) is carried out the ignition test experiments of different capacitances, charging voltage.Concrete steps are following:
1) utilize the pressure regulation D.C. regulated power supply that 100uF electric capacity is charged to given voltage and writes down this voltage;
2) pin of electrical fuze igniter that utilizes charged electric capacity or use change-over switch conversion to make the contact of electric capacity pin is observed point of amorce and whether is lighted and form explosive effect, and record.
Table 2: five kinds of pairing five groups of blasting tests of electrical fuze igniter
Can obtain as drawing a conclusion through the result of the test analysis in the his-and-hers watches 2: 1) can know from table 2; Three kinds of film resistances all can make point of amorce light and form explosive effect more than 2000v, thus three kinds of film resistances all can substitute the bridge silk makes the electrical fuze igniter.2) can know from table 2 that energy needed was different when the film resistance of different materials was detonated, wherein adopting Ni80Cr20 is that the film resistance energy needed of membrane material is minimum, and fixed carbon resister institute energy requirement is the highest.3) can know from table 2, diameter be the bridge silk formula electrical fuze igniter of 0.25mm when applying voltage less than 19v, light point of amorce sometimes and form explosive effect, then can not sometimes; Equally, lighting point of amorce sometimes and forming explosive effect, situation that then no sometimes also can appear when applying voltage less than 17v in the bridge silk formula electrical fuze igniter of 0.40mm; This shows bridge silk electrical fuze igniter unstable properties, and this instability is because the resistance error (bridge wire resistance resistance error is up to about 25%) that occurs in the process of manufacturing of bridge silk and electrical connection causes.On the contrary; Can know from table 2; Three kinds of film resistance electrical fuze igniters all can lighted point of amorce and form explosive effect more than the corresponding setting voltage separately; This shows that film resistance electrical fuze igniter performance is more stable, and this stability is owing to can not cause its resistance error excessive (resistance accuracy of film resistance is high and adjustable, for example reaches as high as 0.05%) in film resistance manufacturing and the electrical connection process basically.4) can know from table 2; When applying voltage and be not less than 19v; Adopt the film resistance electrical fuze igniter of Ni80Cr20 material and the bridge silk formula electrical fuze igniter of 0.4mm diameter all can light point of amorce and form explosive effect, this moment, these two kinds of electrical fuze igniter effects were suitable.Can draw through above-mentioned analysis, film resistance can replace the bridge silk to make the electrical fuze igniter according to the utility model.Need to prove that those skilled in the art are understood that easily film resistance can replace the point of amorce (the for example composition of lead azide, mercury fulminate or charcoal and potassium chlorate) of bridge silk and other types to form the electrical fuze igniter.Need be provided with according to the characteristic of point of amorce and apply voltage accordingly this moment, so that provide energy to produce enough Joule heats to film resistance, thereby corresponding point of amorce is heated to design temperature, and then lights point of amorce.
Advantage according to the electrical fuze igniter of the utility model is: because the film resistance manufacturing process is simple, cost is low, yield rate is high, thereby is also had by the electrical fuze igniter of its manufacturing and to make the advantage simple, that cost is low, yield rate is high.
According to being also advantageous in that of the electrical fuze igniter of the utility model: because the resistance accuracy of film resistance is high and adjustable (reaching as high as 0.05%) is higher than the resistance accuracy (being approximately 25%) of bridge silk; And film resistance electrical fuze igniter can be welded to automatically, and (contact resistance is very little on electric cap or the electric detonator; Can ignore); Thereby this can make to be had by the electric cap of its manufacturing or electric detonator ignites precision more accurately.
According to being also advantageous in that of the electrical fuze igniter of the utility model: film resistance electrical fuze igniter easy fracture not in the welding process that is welded to electric cap or electric detonator automatically, thereby by the cost of the electric cap of its manufacturing or electric detonator and can reduce their rate of miss-firing.
In an embodiment of the utility model, can be assembled in the electric detonator of prior art according to the electrical fuze igniter of the utility model.At this moment, film resistance 10 is preferably SMD film resistance, and it comprises body and two the electrode 10a and the 10b that are arranged on the body.SMD film resistance 10 is last with pad 21a, 21b that its two electrode 10a, 10b are welded to electric detonator circuit control panel 20 with the automatic chip mounting mode through automatic placement machine; Then point of amorce 30 is wrapped up in and is attached on the film resistance 10, the connected mode of point of amorce 30 and film resistance with and kind as previously mentioned.Need to prove, can state through existing fit realization is no longer tired here according to the assembling of the utility model electrical fuze igniter and electric detonator.In the electric detonator that comprises the utility model electrical fuze igniter; Electric detonator circuit control panel 20 control capacitances are to film resistance 10 discharges; Enough energy to be provided to film resistance 10; Heat point of amorce 30 to design temperature thereby make it produce enough Joule heats, and then light point of amorce 30, ignite electric detonator at last.
The advantage that comprises according to the electric detonator of the electrical fuze igniter of the utility model is: the electrical fuze igniter make simple, cost is low, yield rate is high and the electrical fuze igniter is electrically connected on the electric detonator with automatic chip mounting formula welding manner, this makes this electric detonator also have and makes the advantage simple, that cost is low, yield rate is high.
Comprise being also advantageous in that: because the film resistance resistance accuracy is high according to the electric detonator of the electrical fuze igniter of the utility model; When being welded on the electric detonator, film resistance can not introduce contact resistance; Thereby this can make that comprising electric detonator according to the electrical fuze igniter of the utility model has and ignite precision more accurately.
Comprise being also advantageous in that according to the electric detonator of the electrical fuze igniter of the utility model: film resistance electrical fuze igniter easy fracture not in the welding process that is welded to electric detonator automatically, thereby low by the cost of the electric detonator of its manufacturing and can reduce their rate of miss-firing.
Electrical fuze igniter according to the utility model in another embodiment of the utility model can be assembled in the electric cap.Electrical fuze igniter according to the utility model comprises film resistance 10 and point of amorce 30.Film resistance 10 is SMD film resistance or pinned film resistance, and SMD film resistance can be welded to its two electrode 10a and 10b on two electrodes of electrode plug of electric cap (electric cap structure pass away scape technology) through automatic welding manner.The pinned film resistance comprises body and two pins that are connected with body, and two pins of pinned film resistance can be welded on two electrodes of electrode plug of electric cap (electric cap structure pass away scape technology) through automatic welding manner.The connected mode of point of amorce 30 and film resistance with and kind as previously mentioned.Need to prove, can adopt existing mode to realize, no longer tired here stating according to the electrical fuze igniter of the utility model and electric cap fit.In the electric cap that comprises the utility model electrical fuze igniter; The electric capacity that perhaps is arranged in the electric cap through power supply applies enough voltage to film resistance 10; So that enough energy are provided to film resistance 10; Heat point of amorce 30 to design temperature thereby make film resistance 10 produce enough Joule heats, and then light point of amorce 30, finally ignite electric cap.
The advantage that comprises according to the electric cap of the electrical fuze igniter of the utility model is: the electrical fuze igniter make simple, cost is low, yield rate is high and the electrical fuze igniter is electrically connected on the electric cap with automatic welding manner, this makes this electric cap also have and makes the advantage simple, that cost is low, yield rate is high.
Comprise being also advantageous in that: because the film resistance resistance accuracy is high according to the electric cap of the electrical fuze igniter of the utility model; When being welded on the electric cap, film resistance can not introduce contact resistance; Thereby this can make that comprising electric cap according to the electrical fuze igniter of the utility model has and ignite precision more accurately.
Comprise being also advantageous in that according to the electric cap of the electrical fuze igniter of the utility model: film resistance electrical fuze igniter easy fracture not in the welding process that is welded to electric cap automatically, thereby by the cost of the electric cap of its manufacturing and can reduce their rate of miss-firing.
Another embodiment of the utility model provides a kind of and has comprised according to the manufacturing approach of the electric cap of the electrical fuze igniter of the utility model, said method comprising the steps of:
Step 1: provide film resistance and through automatic welding manner with its be welded to the integrally formed electrode of electric cap electrode plug on;
Step 2: point of amorce is provided and it is wrapped up in to be attached on the film resistance to form the electrical fuze igniter; And
Step 3: make electrode plug pass to have the housing of the electric cap of opening; So that the electrical fuze igniter is assembled in the housing of electric cap; Wherein to the film resistance of electrical fuze igniter energy is provided through electric supply installation; So that film resistance produces enough burnt heat and point of amorce is heated to uniform temperature, thereby light point of amorce, and then ignite electric cap.
The manufacturing approach of the electric cap that provides according to another embodiment of the utility model, wherein the electric cap electrode plug comprises rubber stopper and is arranged on rubber stopper bottom and plastic plug integrally formed with it, the opening of the contiguous housing of rubber stopper.
The advantage of the manufacturing approach of the electric cap that provides according to above-mentioned another embodiment of the utility model is: it has high, accurate reliable, yield rate is high and cost the is low advantage of assembly automation degree.
Another embodiment of the utility model provides a kind of manufacturing approach that comprises the electric detonator of above-mentioned electrical fuze igniter according to the utility model, said method comprising the steps of:
Step 1: SMD film resistance is provided and it is welded on the pad of electric detonator circuit control panel one end through the automatic chip mounting welding manner;
Step 2: point of amorce is provided and it is wrapped up in to be attached on the SMD film resistance to form the electrical fuze igniter; And
Step 3: make the other end of electric detonator circuit control panel be electrically connected with the lead of electric detonator electrode plug; And make the housing that the electric detonator circuit control panel be electrically connected and electric detonator electrode plug pass the electric detonator that has opening; So that the electrical fuze igniter is assembled in the housing of electric detonator; Wherein through of the film resistance discharge of electric detonator circuit control panel control capacitance to the electrical fuze igniter; So that film resistance produces enough burnt heat and point of amorce is heated to uniform temperature, thereby light point of amorce, and then ignite electric detonator.
The manufacturing approach of the electric detonator that provides according to another embodiment of the utility model, wherein the electrode plug of electric detonator comprises rubber stopper and is arranged on rubber stopper bottom and plastic plug integrally formed with it, the opening of the contiguous housing of rubber stopper.
The advantage of the manufacturing approach of the electric detonator that provides according to above-mentioned another embodiment of the utility model is: it has high, accurate reliable, yield rate is high and cost the is low advantage of assembly automation degree.
In the present invention; The electric detonator circuit control panel can be for example to be documented in the circuit control panel in the patent No. 201120141092.7; Annexation between itself and the electric capacity with and the control mode of electric capacity also is documented in this patent, incorporate in this article in these whole disclosures this patent.
Claims (8)
1. an electrical fuze igniter comprises film resistance and point of amorce, it is characterized in that; Point of amorce is wrapped up in and is attached on the film resistance; Electric supply installation can provide energy to film resistance, so that film resistance produces enough Joule heats and point of amorce is heated to design temperature, thereby lights point of amorce.
2. electrical fuze igniter as claimed in claim 1 is characterized in that, film resistance is SMD film resistance or pinned film resistance.
3. electrical fuze igniter as claimed in claim 1 is characterized in that, film resistance is a kind of in alloy film resistance, metal oxide film resistance and the fixed carbon resister.
4. electrical fuze igniter as claimed in claim 2; It is characterized in that; SMD film resistance comprises body and is arranged on two electrodes on the body; Two electrodes of SMD film resistance can be welded on the pad of electric detonator circuit control panel through SMD automation welding manner, and this moment, the control of electric detonator circuit control panel was discharged to film resistance as the electric capacity of electric supply installation.
5. electrical fuze igniter as claimed in claim 2; It is characterized in that; SMD film resistance comprises body and is arranged on two electrodes on the body; Two electrodes of SMD film resistance can be welded on the electrode of electric cap electrode plug through automatic welding manner, and this moment, power supply or electric capacity provided energy as electric supply installation to film resistance.
6. electrical fuze igniter as claimed in claim 2; It is characterized in that; The pinned film resistance comprises body and two pins that stretch out from body; Two pins of pinned film resistance can be welded on the electrode of electric cap electrode plug through automatic welding manner, and this moment, power supply or electric capacity provided energy as electric supply installation to film resistance.
7. one kind comprises the electric cap like each described electrical fuze igniter of claim 1-6; It is characterized in that; The film resistance of electrical fuze igniter is electrically connected on the electrode of electric cap electrode plug, and this moment, power supply or electric capacity provided energy as electric supply installation to film resistance, so that film resistance produces enough Joule heats and point of amorce is heated to design temperature; Thereby light point of amorce, and then ignite electric cap.
8. one kind comprises the electric detonator like each described electrical fuze igniter of claim 1-6; It is characterized in that; The film resistance of electrical fuze igniter is electrically connected on the pad of electric detonator circuit control panel, and this moment, the electric detonator circuit control panel provided energy as electric supply installation to film resistance, so that film resistance produces enough Joule heats and point of amorce is heated to design temperature; Thereby light point of amorce, thereby ignite electric detonator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120254719XU CN202350682U (en) | 2011-07-11 | 2011-07-11 | Electric fuse ignition device,electrical blasting cap and electronic detonator including the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120254719XU CN202350682U (en) | 2011-07-11 | 2011-07-11 | Electric fuse ignition device,electrical blasting cap and electronic detonator including the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202350682U true CN202350682U (en) | 2012-07-25 |
Family
ID=46539681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120254719XU Expired - Lifetime CN202350682U (en) | 2011-07-11 | 2011-07-11 | Electric fuse ignition device,electrical blasting cap and electronic detonator including the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202350682U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878877A (en) * | 2011-07-11 | 2013-01-16 | 新疆创安达电子科技发展有限公司 | Electric fuse ignition device, electric detonator comprising electric fuse ignition device, electronic detonator comprising electric fuse ignition device, and manufacturing methods for electric detonator and electronic detonator |
-
2011
- 2011-07-11 CN CN201120254719XU patent/CN202350682U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878877A (en) * | 2011-07-11 | 2013-01-16 | 新疆创安达电子科技发展有限公司 | Electric fuse ignition device, electric detonator comprising electric fuse ignition device, electronic detonator comprising electric fuse ignition device, and manufacturing methods for electric detonator and electronic detonator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102878877A (en) | Electric fuse ignition device, electric detonator comprising electric fuse ignition device, electronic detonator comprising electric fuse ignition device, and manufacturing methods for electric detonator and electronic detonator | |
| US2878752A (en) | Blasting initiator | |
| WO1996003614A1 (en) | Electronic delay igniter and electric detonator | |
| CN202350682U (en) | Electric fuse ignition device,electrical blasting cap and electronic detonator including the same | |
| CN108872652A (en) | A kind of detonator resistance testing device with overcurrent protection | |
| CN102252344B (en) | Novel ignition temperature measuring device for experiment | |
| CN201852529U (en) | Electronic delay semiconductor bridge detonator | |
| CN201764909U (en) | Air hole accompanying type steel casing delay detonator | |
| CN108955430A (en) | The safe electric detonator of electrion plasma ignition utensil | |
| CN216205720U (en) | Bridge wire type detonation test circuit for electric initiating explosive device time-delay module | |
| CN109458887A (en) | Digital safety electric cap based on the detonation of high pressure plasma igniter cumulative | |
| CN215064119U (en) | Electronic detonator ignition bridge wire protective sleeve | |
| CN202087044U (en) | Electrically ignited simulation gun for performance | |
| CN202118945U (en) | Novel experimental ignition temperature measuring device | |
| CN109297375A (en) | A kind of circuit board side input and output electron excitation conductive material ignition method | |
| CN201034482Y (en) | Clamping type firecrackers igniter | |
| WO2013006983A1 (en) | Electrical fuse ignition device, electrical detonator and electronic detonator comprising same, and method for manufacturing electrical detonator and electronic detonator | |
| CN106170675A (en) | Electric cap and for producing the method for electric cap | |
| CN201561709U (en) | Propellant-free electric igniter for directly igniting propellant powder | |
| CN209371900U (en) | A kind of digital safety electric cap based on the detonation of high pressure plasma igniter cumulative | |
| CN203928913U (en) | A kind of initiator of many grades of controls | |
| CN209639618U (en) | A kind of ceramic substrate vacuum coating electron excitation conductive material sparking gear | |
| CN103712245B (en) | Gas utensil igniter and application thereof | |
| CN204821457U (en) | Electric ignition tube of this electrode stopper is filled in and contains to electrode | |
| CN2591558Y (en) | Electric fuzes mounted on fireworks |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120725 |
|
| CX01 | Expiry of patent term |