CN110057249A - A kind of Multifunctional primer - Google Patents
A kind of Multifunctional primer Download PDFInfo
- 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
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
- F42B3/10—Initiators therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
- F42B3/10—Initiators therefor
- F42B3/195—Manufacture
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/04—Arrangements 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
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.
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CN201910460932.7A CN110057249A (en) | 2019-05-30 | 2019-05-30 | A kind of Multifunctional primer |
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CN201910460932.7A CN110057249A (en) | 2019-05-30 | 2019-05-30 | A kind of Multifunctional primer |
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Cited By (1)
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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