CN110057249A - A kind of Multifunctional primer - Google Patents

A kind of Multifunctional primer Download PDF

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Publication number
CN110057249A
CN110057249A CN201910460932.7A CN201910460932A CN110057249A CN 110057249 A CN110057249 A CN 110057249A CN 201910460932 A CN201910460932 A CN 201910460932A CN 110057249 A CN110057249 A CN 110057249A
Authority
CN
China
Prior art keywords
detonator
end cover
hole
detonator hole
core
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.)
Pending
Application number
CN201910460932.7A
Other languages
Chinese (zh)
Inventor
王北锋
张要杰
王爱民
雷继强
丁晓锋
白海超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
QIANJIN CIVIL EXPLOSIVES CO Ltd
Original Assignee
QIANJIN CIVIL EXPLOSIVES CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by QIANJIN CIVIL EXPLOSIVES CO Ltd filed Critical QIANJIN CIVIL EXPLOSIVES CO Ltd
Priority to CN201910460932.7A priority Critical patent/CN110057249A/en
Publication of CN110057249A publication Critical patent/CN110057249A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42AMMUNITION; BLASTING
    • F42BEXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B3/00Blasting cartridges, i.e. case and explosive
    • F42B3/10Initiators therefor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42AMMUNITION; BLASTING
    • F42BEXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B3/00Blasting cartridges, i.e. case and explosive
    • F42B3/10Initiators therefor
    • F42B3/195Manufacture
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42AMMUNITION; BLASTING
    • F42DBLASTING
    • F42D1/00Blasting methods or apparatus, e.g. loading or tamping
    • F42D1/04Arrangements for ignition

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Catching Or Destruction (AREA)

Abstract

The invention discloses a kind of Multifunctional primers, belong to explosion utensil technical field, including shell and boost medicine core, shell is the tubular structure of both ends open, one end of shell is equipped with first end cover, first end cover is equipped with the first avoid holes, the other end of shell is equipped with second end cover, second end cover is equipped with medicine-pouring hole, it fills full explosive and forms explosive core in the inside of shell, boost medicine core is set in explosive core, one end of the close first end cover of explosive core is being equipped with the first detonator hole with position corresponding to the first avoid holes, second detonator hole and third detonator hole, first detonator hole is blind hole and extends at boost medicine core, the other end of explosive core is run through in second detonator hole and third detonator hole.Its structure is simple, easy to use, can be used simultaneously two hair electronic detonator initiatings, plain detonator and fuse arming test experiment initiation also can be used, detonator will not fall off in use process, it is ensured that can proper detonation, substantially increase safety.

Description

A kind of Multifunctional primer
Technical field
The invention belongs to explosion utensil technical fields, and in particular to a kind of Multifunctional primer.
Background technique
At present the detonation mode of detonation tool have electronic detonator initiating, plain detonator detonation, fuse arming test experiment initiation, plain detonator and The difunctional detonation of primacord.But existing plain detonator detonation, fuse arming test experiment initiation, plain detonator and the difunctional detonation of primacord Detonation tool cannot use electronic detonator initiating, cause inconvenient to use;In addition when in use, detonator will appear existing detonation tool Obscission causes to detonate.
Summary of the invention
Embodiment of the present invention is designed to provide a kind of Multifunctional primer, and structure is simple, easy to use, can Meet the detonations such as electronic detonator initiating, plain detonator detonation, fuse arming test experiment initiation, plain detonator and the difunctional detonation of primacord simultaneously Mode.
Embodiments of the present invention are achieved in that
Embodiments of the present invention provide a kind of Multifunctional primer, including shell and boost medicine core, the shell are The tubular structure of both ends open, one end of the shell are equipped with first end cover, and the first end cover is equipped with the first avoid holes, institute The other end for stating shell is equipped with second end cover, and the second end cover is equipped with medicine-pouring hole, and full explosive is filled in the inside of the shell Explosive core is formed, the boost medicine core is set in the explosive core, the close first end cover of the explosive core One end with position corresponding to first avoid holes be equipped with the first detonator hole, the second detonator hole and third detonator hole, institute It states the first detonator hole and is blind hole and extends at the boost medicine core that second detonator hole and third detonator hole are run through The other end of the explosive core.
Optionally, the one end close to the first end cover in first detonator hole and second detonator hole is respectively equipped with One anti-tripping.
Optionally, described anti-tripping including anti-tripping ontology and limit film, the anti-tripping ontology is the cylinder of both ends open Shape structure, the lateral wall of the anti-tripping ontology are equipped with fixed ear, and the quantity of the limit film is multi-disc, limit described in multi-disc Piece along the inner sidewall that the circumferential direction of the anti-tripping ontology is set to the anti-tripping ontology, one end of the anti-tripping ontology Bulge loop is additionally provided on inner sidewall, the anti-tripping ontology is inserted into first detonator hole or second detonator hole, described solid Determine ear to be embedded in the explosive core, the bulge loop is located at the side far from the first end cover of the limit film.
Optionally, the boost medicine core is column structure, and the boost medicine core is equipped with the first groove, second along circumferential direction Groove and third groove, first groove, second groove and the third groove are from one end of the boost medicine core Extend to the other end, first detonator hole, second detonator hole and third detonator hole respectively with first groove, Second groove and the third groove are corresponding.
Optionally, the second avoid holes and third avoid holes, second avoid holes and institute are additionally provided in the second end cover It is corresponding to state the second detonator hole, the third avoid holes are corresponding with third detonator hole.
Optionally, the explosive core close to the first end cover one end with corresponding to first avoid holes Position is equipped with counterbore, and the aperture of the counterbore is identical as the aperture of first avoid holes.
Optionally, size of the one end far from the first end cover of the boost medicine core apart from the first end cover is greater than The size of first end cover described in the distance from bottom in first detonator hole.
Optionally, between one end far from the first end cover of the boost medicine core and the bottom in first detonator hole Spacing be 5mm.
Optionally, the inside of the first end cover is being equipped with the first bail wire, first card at its marginal position The lateral wall of tight ring is equipped with the first anti-skid bulge, and the first connecting column, first card are additionally provided on the inside of the first end cover The inner sidewall of tight ring and the shell is fitted close, and the connecting column is inserted into the explosive core.
Optionally, the inside of the second end cover is being equipped with the second bail wire, second card at its marginal position Tight ring is equipped with the second anti-skid bulge on outer side wall, and the second connecting column is additionally provided on the inside of the second end cover, and described second connects The free end for connecing column is equipped with hook, the inner sidewall tight fit of second bail wire and the shell, second connecting column It is inserted into the explosive core.
The invention has the benefit that
The Multifunctional primer that embodiment of the present invention provides, structure is simple, easy to use, can meet electronics simultaneously The detonation modes such as blasting cap initiation, plain detonator detonation, fuse arming test experiment initiation, plain detonator and the difunctional detonation of primacord.
When using plain detonator, plain detonator is inserted into third detonator hole from one end of second end cover, and from first end cover one End is pierced by, and then from one end of first end cover through the first detonator hole of anti-tripping insertion, and is inserted into the first detonator hole bottom, or From a stomidium of first end cover through the second detonator hole of anti-tripping insertion, until being inserted into detonator and cannot advance;
When using double hair plain detonators, two hair detonators are successively inserted into third detonator hole from second end cover one end, and from first After end cap one end is pierced by, a hair detonator is inserted into the first detonator hole bottom, another hair detonator through anti-tripping from first end cover one end It is inserted into the second detonator hole from first end cover one end through anti-tripping, until being inserted into detonator and cannot advance;
When using fuse arming test experiment initiation, primacord is inserted into the second detonator hole and is attached;
When using electric detonator, it is inserted into third detonator hole from one end of second end cover, and be pierced by from first end cover one end, so Be inserted into the first detonator hole bottom from one end of first end cover through anti-tripping afterwards, or inserted from one end of first end cover through anti-tripping Enter into the second detonator hole, until being inserted into detonator and cannot advance;
When using double hair electric detonators, two hair detonators are successively inserted into third detonator hole from one end of second end cover, and from the After one end of one end cap is pierced by, a hair detonator is inserted into the first detonator hole bottom through anti-tripping from one end of first end cover, another Hair detonator is inserted into the second detonator hole from one end of first end cover through anti-tripping, until being inserted into detonator and cannot advance;
When using plain detonator and the difunctional detonation of primacord, detonator is first inserted into third detonator from one end of second end cover Hole, and be pierced by from first end cover one end, it then is inserted into the first detonator hole bottom from one end of first end cover through anti-tripping, is led quick-fried Rope is inserted into the second detonator hole and is attached.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of embodiment of the present invention Attached drawing be briefly described, it should be understood that the following drawings illustrates only certain embodiments of the invention, therefore should not be seen Work is the restriction to range, for those of ordinary skill in the art, without creative efforts, can be with Other relevant attached drawings are obtained according to these attached drawings.
Fig. 1 is the structural schematic diagram for the Multifunctional primer that embodiment of the present invention provides;
Fig. 2 is the A-A cross-sectional view of Fig. 1;
Fig. 3 is the structural schematic diagram of first end cover;
Fig. 4 is the B-B cross-sectional view of Fig. 3;
Fig. 5 is the structural schematic diagram of second end cover;
Fig. 6 is the C-C cross-sectional view of Fig. 5;
Fig. 7 is the structural schematic diagram of too ampulla;
Fig. 8 is the top view of Fig. 7;
Fig. 9 is anti-tripping structural schematic diagram.
In figure: 11- shell;12- boost medicine core;121- too ampulla;The first groove of 122-;The second groove of 123-;124- Three grooves;13- first end cover;The first avoid holes of 131-;The first bail wire of 132-;The first connecting column of 133-;14- second end cover; 141- medicine-pouring hole;The second avoid holes of 142-;143- third avoid holes;The second bail wire of 144-;The second connecting column of 145-;15- is fried Medicine core body;151- counterbore;The first detonator of 152- hole;The second detonator of 153- hole;154- third detonator hole;16- is anti-tripping;161- is anti- Tripping ontology;162- limit film;163- fixed ear;164- bulge loop.
Specific embodiment
To keep the purposes, technical schemes and advantages of embodiment of the present invention clearer, implement below in conjunction with the present invention The technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described reality The mode of applying is some embodiments of the invention, rather than whole embodiments.Usually it is described and illustrated herein in the accompanying drawings The component of embodiment of the present invention can arrange and design with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below to protect The scope of the present invention of shield, but it is merely representative of selected embodiment of the invention.Based on the embodiment in the present invention, ability Domain those of ordinary skill every other embodiment obtained without creative efforts, belongs to the present invention The range of protection.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can To be combined with each other.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that the orientation or position of the instructions such as term "top", "bottom", "inner", "outside" Set relationship be based on the orientation or positional relationship shown in the drawings or the invention product using when the orientation or position usually put Set relationship or orientation or positional relationship that those skilled in the art usually understand, be merely for convenience of the description present invention and Simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construction And operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " etc. are only used for distinguishing description, and It cannot be understood as indicating or implying relative importance.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one Connect to body;It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, it can also be indirect by intermediary It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition State the concrete meaning of term in the present invention.
Refering to what is shown in Fig. 1, embodiment of the present invention provides a kind of Multifunctional primer, including shell 11 and boost medicine core 12。
Shell 11 is the tubular structure of both ends open, and the cross-sectional shape of shell 11 can be round, oval or just more Side shape etc., in the present embodiment, the cross-sectional shape of shell 11 is circle, and 11 processing and fabricating of circular housing is convenient.
Refering to what is shown in Fig. 2, one end of shell 11 is equipped with first end cover 13, the other end of shell 11 is equipped with second end cover 14.
With reference to shown in Fig. 3 and 4, the intermediate position of first end cover 13 is equipped with the first avoid holes 131, and the first avoid holes 131 are Round hole, certainly, the first avoid holes 131 are also possible to slotted eye, rectangular opening or polygonal hole etc.;The inside of first end cover 13 The first bail wire 132 is being equipped at its marginal position, the inner sidewall of the first bail wire 132 and shell 11 fits closely, this Sample makes first end cover 13 not easily to fall off, and the lateral wall of the first bail wire 132 is equipped with the first anti-skid bulge, the first anti-skid bulge The frictional force being capable of increasing between the first bail wire 132 and shell 11 so that first end cover 13 connect with shell 11 it is stronger;The The inside of one end cap 13 is additionally provided with the first connecting column 133, and the first connecting column 133 is located at the first avoid holes 131 and the first bail wire Between 132, the cross-sectional shape of the first connecting column 133 can be circle, ellipse, regular polygon, rectangle or irregular shape Shape etc., the quantity of the first connecting column 133 can be one, two and two or more, in the present embodiment, the first connecting column 133 Cross-sectional shape is circle, and the quantity of the first connecting column 133 is two, and two first connecting columns 133 are uniformly distributed on the same circumference.
Shown in referring to Figures 5 and 6, second end cover 14 is equipped with medicine-pouring hole 141, the second avoid holes 142 and third avoid holes 143, medicine-pouring hole 141, the second avoid holes 142 and third avoid holes 143 are round hole, the quantity of medicine-pouring hole 141 be two and It is evenly distributed on the same circumference;The inside of second end cover 14 is being equipped with the second bail wire 144, the second clamping at its marginal position Ring 144 and the inner sidewall of shell 11 fit closely, so that second end cover 14 is not easily to fall off, the outside of the second bail wire 144 Wall is equipped with the second anti-skid bulge, and the second anti-skid bulge is capable of increasing the frictional force between the second bail wire 144 and shell 11, makes Second end cover 14 connect with shell 11 it is stronger;The inside of second end cover 14 is equipped with the second connecting column 145, and second connects the cross of column Cross sectional shape can be circle, ellipse, regular polygon, rectangle or irregular shape etc., in present embodiment, the second connection The cross-sectional shape of column 145 is rectangle, and the free end of the second connecting column 145 is equipped with buckle, and the quantity of the second connecting column 145 can be with It is one, two and two or more, in the present embodiment, the quantity of the second connecting column 145 is two, two second connecting columns 145 It is evenly distributed on the same circumference.
It fills full explosive and forms explosive core 15 in the inside of shell 11.Explosive is made of TNT and hexogen mixture , wherein the content of TNT is 50%-70%, and the content of hexogen is 30%-50%.
First connecting column 133 and the second connecting column 145 are inserted into explosive core 15, so that first end cover 13 and Two end caps 14 connect stronger, not easily to fall off.
Shown in Fig. 7 and 8, boost medicine core 12 be will install very much in too ampulla 121 made of, too ampulla 121 is column knot Structure, too ampulla 121 along its circumferential direction be equipped with the first groove 122, the second groove 123 and third groove 124, the first groove 122, Second groove 123 and third groove 124 extend to the other end, the first groove 122, the second groove from one end of too ampulla 121 123 and third groove 124 be arc-shaped slot, the angle between the first groove 122 and third groove 124 is 130 °, and second is recessed Angle between slot 123 and third groove 124 is 130 °, and the angle between the first groove 122 and the second groove 123 is 100 °
With reference to shown in Fig. 1 and 2, the inside of explosive core 15 and the centre close to explosive core 15 is arranged in boost medicine core 12 At position, the axis direction of boost medicine core 12 is consistent with the axis direction of shell 11.
One end of the close first end cover 13 of explosive core 15 is equipped with counterbore 151, counterbore 151 and 131 phase of the first avoid holes Corresponding, the aperture of counterbore 151 is identical as the aperture of the first avoid holes 131.
The bottom of counterbore 151 is equipped with the first detonator hole 152, the second detonator hole 153 and third detonator hole 154.
First detonator hole 152 is blind hole, and the bottom in the first detonator hole 152 extends at boost medicine core 12, the first thunder Pore 152 is corresponding with the first groove 122 of boost medicine core 12.One end distance of the separate first end cover 13 of boost medicine core 12 The size of one end cap 13 is greater than the size of the distance from bottom first end cover 13 in the first detonator hole 152, boost medicine core 12 far from the Spacing between one end of one end cap 13 and the bottom in the first detonator hole 152 is 5mm or so.
The other end of explosive core 15 is run through in second detonator hole 153 and third detonator hole 154, the second detonator hole 153 Aperture is less than the aperture in third detonator hole 154.Second detonator hole 153 is corresponding with the second groove 123 of boost medicine core 12, and second Detonator hole 153 is also corresponding with the second avoid holes 142 in second end cover 14;The of third detonator hole 154 and boost medicine core 12 Three grooves 124 are corresponding, and third detonator hole 154 is also corresponding with the third avoid holes 143 in second end cover 14.
One end of the close first end cover 13 in the first detonator hole 152 and the second detonator hole 153 be respectively equipped with one it is anti-tripping 16。
Refering to what is shown in Fig. 9, anti-tripping 16 include anti-tripping ontology 161 and limit film 162, anti-tripping ontology 161 is both ends Open tubular structure, in the present embodiment, the cross-sectional shape of anti-tripping ontology 161 is circle, the outside of anti-tripping ontology 161 Wall is equipped with fixed ear 163, and the quantity of fixed ear 163 is at least two panels, and at least two panels fixed ear 163 is along anti-tripping ontology 161 The uniformly distributed distribution of circumferential direction;The quantity of limit film 162 is multi-disc, and multi-disc limit film 162 exists along the circumferential setting of anti-tripping ontology 161 On the inner sidewall of anti-tripping ontology 161, multi-disc limit film 162 is distributed on different circumference, in the present embodiment, multi-disc limit film 162 are distributed on two circumference and form two layers of limit protection, and four limit films 162, four limits are respectively equipped on each circumference Piece 162 is uniformly distributed on the same circumference;Bulge loop 164 is additionally provided on the inner sidewall of one end of anti-tripping ontology 161, bulge loop 164 is set Setting can be avoided the explosive when pouring explosive and contacts with limit film 162, and limit film 162 is caused not to be capable of resetting.
Anti-tripping ontology 161 is inserted into respectively in the first detonator hole 152 and the second detonator hole 153, and fixed ear 163 is embedded fried In medicine core body 15, so that anti-tripping 16 fixation, bulge loop 164 are located at the one of the separate first end cover 13 of limit film 162 Side.
Multifunctional primer provided in an embodiment of the present invention, structure is simple, easy to use, can meet electronics thunder simultaneously The detonation modes such as pipe detonation, plain detonator detonation, fuse arming test experiment initiation, plain detonator and the difunctional detonation of primacord.
When using plain detonator, plain detonator is inserted into third detonator hole 154 from one end of second end cover 14, and from first end 13 one end of lid is pierced by, and then from one end of first end cover 13 through the first detonator hole 152 of anti-tripping 16 insertion, and is inserted into the first thunder 152 bottom of pore, or from a stomidium of first end cover 13 through the second detonator hole 153 of anti-tripping 16 insertion, until being inserted into detonator Until cannot advancing.
When using double hair plain detonators, two send out detonators successively from 14 one end of second end cover insertion third detonator hole 154, and from After 13 one end of first end cover is pierced by, a hair detonator is inserted into 152 bottom of the first detonator hole through anti-tripping 16 from 13 one end of first end cover Portion, another hair detonator are inserted into the second detonator hole 153 from 13 one end of first end cover through anti-tripping 16, until being inserted into detonator cannot Until advance.
When using fuse arming test experiment initiation, primacord is inserted into the second detonator hole 153 and is attached.
When using electric detonator, it is inserted into third detonator hole 154 from one end of second end cover 14, and from 13 one end of first end cover Be pierced by, be then inserted into 152 bottom of the first detonator hole from one end of first end cover 13 through anti-tripping 16, or from first end cover 13 One end be inserted into the second detonator hole 153 through anti-tripping 16, until being inserted into detonator and cannot advance.
When using double hair electric detonators, two hair detonators are successively inserted into third detonator hole 154 from one end of second end cover 14, and After being pierced by from one end of first end cover 13, a hair detonator is inserted into the first detonator hole through anti-tripping 16 from one end of first end cover 13 152 bottoms, another hair detonator are inserted into the second detonator hole 153 from one end of first end cover 13 through anti-tripping 16, until being inserted into Until detonator cannot advance.
When using plain detonator and the difunctional detonation of primacord, detonator is first inserted into third detonator from one end of second end cover 14 Hole 154, and be pierced by from 13 one end of first end cover, then the first detonator hole is inserted into from one end of first end cover 13 through anti-tripping 16 152 bottoms, primacord are inserted into the second detonator hole 153 and are attached.
The present invention is not limited to above-mentioned optional embodiment, anyone can show that other are various under the inspiration of the present invention The product of form, however, make any variation in its shape or structure, it is all to fall into the claims in the present invention confining spectrum Technical solution, be within the scope of the present invention.

Claims (10)

1. a kind of Multifunctional primer, it is characterised in that: including shell and boost medicine core, the shell is the tubular of both ends open Structure, one end of the shell are equipped with first end cover, and the first end cover is equipped with the first avoid holes, the other end of the shell Equipped with second end cover, the second end cover is equipped with medicine-pouring hole, and the inside of the shell fills full explosive and forms explosive core, institute It states boost medicine core to be set in the explosive core, one end close to the first end cover of the explosive core is with described the Position corresponding to one avoid holes is equipped with the first detonator hole, the second detonator hole and third detonator hole, and first detonator hole is blind It hole and extends at the boost medicine core, the another of the explosive core is run through in second detonator hole and third detonator hole One end.
2. Multifunctional primer according to claim 1, it is characterised in that: first detonator hole and second detonator Hole close to the first end cover one end be respectively equipped with one it is anti-tripping.
3. Multifunctional primer according to claim 2, it is characterised in that: described anti-tripping including anti-tripping ontology and limit Bit slice, the anti-tripping ontology are the tubular structure of both ends open, and the lateral wall of the anti-tripping ontology is equipped with fixed ear, institute The quantity for stating limit film is multi-disc, and limit film described in multi-disc is set to the anti-tripping ontology along the circumferential direction of the anti-tripping ontology Inner sidewall on, be additionally provided with bulge loop on the inner sidewall of one end of the anti-tripping ontology, the anti-tripping ontology insertion described the In one detonator hole or second detonator hole, the fixed ear is embedded in the explosive core, and the bulge loop is located at the limit The side far from the first end cover of bit slice.
4. Multifunctional primer according to claim 1, it is characterised in that: the boost medicine core is column structure, described Boost medicine core is equipped with the first groove, the second groove and third groove along circumferential direction, first groove, second groove and The third groove extends to the other end, first detonator hole, second detonator hole from one end of the boost medicine core It is corresponding with first groove, second groove and the third groove respectively with third detonator hole.
5. Multifunctional primer according to claim 1, it is characterised in that: be additionally provided with the second evacuation in the second end cover Hole and third avoid holes, second avoid holes are corresponding with second detonator hole, the third avoid holes and the third Detonator hole is corresponding.
6. Multifunctional primer according to claim 1, it is characterised in that: the close first end of the explosive core One end of lid is being equipped with counterbore, the aperture of the counterbore and first avoid holes with position corresponding to first avoid holes Aperture it is identical.
7. Multifunctional primer according to claim 1, it is characterised in that: the separate first end of the boost medicine core Size of the one end of lid apart from the first end cover is greater than the size of first end cover described in the distance from bottom in first detonator hole.
8. Multifunctional primer according to claim 1, it is characterised in that: the separate first end of the boost medicine core Spacing between one end of lid and the bottom in first detonator hole is 5mm.
9. Multifunctional primer according to claim 1, it is characterised in that: the inside of the first end cover is close to its side The first bail wire is equipped at edge position, the lateral wall of first bail wire is equipped with the first anti-skid bulge, the first end cover Inside be additionally provided with the first connecting column, the inner sidewall of first bail wire and the shell is fitted close, and the connecting column is inserted Enter in the explosive core.
10. Multifunctional primer according to claim 1, it is characterised in that: the inside of the second end cover is close to it The second bail wire is equipped at marginal position, second bail wire is equipped with the second anti-skid bulge, the second end on outer side wall Be additionally provided with the second connecting column on the inside of lid, the free end of second connecting column is equipped with hook, second bail wire with it is described The inner sidewall of shell is fitted close, and second connecting column is inserted into the explosive core.
CN201910460932.7A 2019-05-30 2019-05-30 A kind of Multifunctional primer Pending CN110057249A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111023908A (en) * 2019-12-05 2020-04-17 新疆天河化工有限公司 Initiation device, seismic charge with initiation device and production method of seismic charge

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