CN208505121U - A kind of centrifugation starting formula priming device - Google Patents
A kind of centrifugation starting formula priming device Download PDFInfo
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- CN208505121U CN208505121U CN201820687717.1U CN201820687717U CN208505121U CN 208505121 U CN208505121 U CN 208505121U CN 201820687717 U CN201820687717 U CN 201820687717U CN 208505121 U CN208505121 U CN 208505121U
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- transmission part
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- detonation
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Abstract
A kind of centrifugation starting formula priming device, belongs to detonating technique field.The utility model includes detonation transmission part, centrifugal-block, driving spring, centrifugation spring, status switch, electric cap, detonation component, ontology, pressure spiral shell, presses spiral shell, steel ball, pin, small pressure spiral shell and screw greatly.Usually detonation transmission part is locked in the position of separate electric cap by centrifugal-block and centrifugation spring, while status switch carries out short-circuit protection and state instruction to electric cap, and will not detonate detonation transmission part electric cap accidental action；After centrifugal-block and centrifugation spring move in place under the effect of lasting centrifugation overload; release the locking to detonation transmission part; driving spring driving detonation transmission part is moved to electric cap to positive status; status switch is converted and releases the short-circuit protection to electric cap; any effect of electric cap all the way; can detonate detonation transmission part, and then the detonation component that detonates.The utility model has many advantages, such as not against external power supply and electricity instruct, system is simple, highly-safe, reliable effect, state feedback.
Description
Technical field
The utility model belongs to detonating technique field, in particular to a kind of centrifugation starting formula priming device.
Background technique
Current priming device generallys use propellant actuated device, electromagnetic actuator or motor etc. as constraint mechanism, to rising
Quick-fried device carries out safety control, and after receiving the constraint relief instruction that control system is sent, above-mentioned actuator, which is powered, to be converted, solution
Except the constraint to detonation transmission part.It needs control system to send instructions using aforesaid way, and control system is needed to provide power to
Constraint mechanism power supply is stated, there is control system complexity, the defects of needing the additional energy.
Utility model content
Aiming at the above defects or improvement requirements of the prior art, the utility model provides a kind of centrifugation starting formula detonation dress
It sets, which is locked in the position far from electric cap for detonation transmission part using centrifugal-block and centrifugation spring as constraint mechanism,
Status switch carries out short-circuit protection to electric cap and plays state-indicating function simultaneously, will not rise electric cap accidental action
Quick-fried detonation transmission part, the utility model have not against external power supply and electricity instruction, system is simple, peace by centrifugation overload starting
The advantages that Quan Xinggao, reliable effect, state feedback.
A kind of centrifugation of the utility model starts formula priming device, which is characterized in that including detonation transmission part, centrifugal-block, drive
Dynamic spring, status switch, electric cap, detonation component, ontology, pressure spiral shell, presses greatly spiral shell, steel ball, pin, small pressure spiral shell and screw at centrifugation spring；
The detonation transmission part is made of shell, booster gains and aluminium foil, and wherein shell is a stepped cylindrical body, one end tool
There is blind hole, booster gains is placed in the blind hole, has an equally distributed circle of circle around the corresponding excircle position of the blind hole of shell
Connected in star, the setting of circular groove reduce the intensity of shell, and when ensure that detonation transmission part movement in place, electric cap is reliably rushed
The obstruction of broken shell, detonate booster gains, and the middle part of shell has conical socket, the angle of lower inclined plane composition on the conical socket
It is 90 °~150 °, so set, steel ball reliably releases the locking to detonation transmission part, shell after ensure that the movement in place of inertia cylinder
The other end there is cylinder, the setting of the cylinder plays the guiding role to driving spring, and aluminium foil is that 0.2mm~0.5mm is thick,
Gluing is attached on shell, so set, when ensure that detonation transmission part is locked, even if electric cap accidental action, due to aluminium foil
Presence, the detonation pressure that chamber that electric cap is constituted in detonation transmission part bottom and ontology is formed will not ignite booster explosive
Column；
The centrifugal-block and centrifugation spring constitute centrifugation actuating mechanism, and centrifugal-block one end is cylinder and inside has circular hole, pin
Nail is fixed on the body by centrifugal-block by the circular hole, and centrifugal-block lower end is L-shaped structure, and has threaded hole, centrifugation spring with
Threaded hole connection, the material of centrifugal-block is tungsten and passes through vacuum heat treatment, and the other end for being centrifuged spring is fixed with small pressure spiral shell, is centrifuged
The tungsten material that block selects density big, so that the quality of centrifugal-block increases, centrifugal-block can overcome under lesser centrifugation overload condition
It is centrifuged the drag starting of spring, improves the motion credibility of centrifugal-block；
The driving spring is placed between detonation transmission part and status switch, is usually in compressive state, the presence of spring is driven to protect
State after having demonstrate,proved the reliable movement of detonation transmission part and capable of being locked in detonation transmission part in place, it is ensured that electric cap energy reliable initiation passes
Quick-fried component, while detonation transmission part energy reliable initiation detonation component；
The status switch is made of pin, spring, power connecting sheet, contact, switch base, contact base, shell and clamp, is passed through
Two screws are fixed, and contact is placed in the corresponding aperture of contact base on the body, and power connecting sheet is the beryllium bronze band bending of thickness 0.2mm
Form, power connecting sheet upper end and right side are plane, and lower end is an arc transition, and left side has a circular arc of tilt angle, left side with
The angle on right side is 20 °~40 °, and power connecting sheet is placed in the two sides square groove of switch base, and the length of power connecting sheet is greater than two neighboring touching
The distance of head and less than the distance of three contacts, the outer wall distance that power connecting sheet stretches out switch base is 0.1mm~0.2mm, with contact
Interference contact, status switch are placed on detonation transmission part, and when original state, spring is in compressive state, and two of contact base upper end
Contact is contacted with power connecting sheet, and the lead of this two contacts is connect with electric cap respectively, and electric cap is made to be in short-circuit protection state；
The contact of contact and lower end among contact base constitutes the another way of switch, and the lead of two contacts is connect with control terminal, works as biography
When quick-fried component constraint relief moves, spring pushes pin and switch base to move downward, and the contact and power connecting sheet of the top are detached from, this
The circuit that the contact of Shi Shangduan and intermediate contact and electric cap are constituted becomes open circuit from short circuit, cancels and protects to the short circuit of electric cap
Shield, after switch base movement in place, the lowermost contact is contacted with power connecting sheet, and the circuit connecting with control terminal becomes short from open circuit
Road；
The electric cap is placed in the corresponding aperture of ontology two sides, and is compressed in place with pressure spiral shell, and the lead-out wire of electric cap is from pressure
Spiral shell middle through-hole is drawn；
The detonation component is made of primary explosive column, medicine seat, protection pad and paper washer, and medicine seat is pyramidal structure, and inside has circle
Hole and bellmouth, primary explosive column are placed in circular hole and bellmouth inside medicine seat, and protection pad is the aluminium foil of 0.3mm~0.5mm thickness, glue
Stickup is attached on medicine seat, and medicine seat outer end cylindrical section has screw thread, is fixed detonation component on the body by the screw thread.
The working principle of the utility model is as follows:
Usually, detonation transmission part is locked in the reset condition of separate electric cap by centrifugal-block and steel ball, status switch upper end
The circuit for the short-circuit condition that two contacts are constituted, is separately connected electric cap, electric cap is made to be in short-circuit protection state, on the one hand,
Even if electrostatic or mis-ignition, electric cap will not accidental action；On the other hand, it even if electric cap accidental action, will not ignite
Detonation transmission part；The another way for the switch that Interposer contact is constituted with the contact of lower end on status switch connects control terminal；Work as centrifugal-block
When experiencing lasting centrifugation overload, centrifugal-block overcomes the drag movement of centrifugation spring in place, releases the pact to steel ball and detonation transmission part
Beam, detonation transmission part move to booster gains and electric cap to just in the case where the double reaction plus of driving spring and status switch pushes
State, while driving spring and status switch that detonation transmission part can be positively locked in the state, status switch makes at the same time
The circuit that electric cap is in short-circuit protection state becomes open circuit from short circuit, and the circuit of status switch connection control terminal is become from open circuit
Short circuit；After electric cap is connected to firing command again, detonation transmission part is ignited in electric cap effect, and detonation transmission part ignites detonation component.
The beneficial effects of the utility model are embodied in:
A) detonation transmission part is locked in, together as constraint mechanism by the position far from electric cap using centrifugal-block and centrifugation spring
When status switch electric cap is carried out short-circuit protection and to play state-indicating function, will not detonate electric cap accidental action
Detonation transmission part improves the safety of entire mechanism, meanwhile, using centrifugal-block and centrifugation spring as constraint mechanism, using ring
Border centrifugation overload constraint relief, control system need not be provided power supply, simplify control system；
B) setting of status switch detects the state of entire mechanism remotely；
C) friction factor is further decreased as transmission mechanism using steel ball, while the work for improving entire mechanism can
By property；
D) setting of spring is driven, it is ensured that detonation transmission part reliable movement in place and can be positively locked in state in place, mention
The high Reliability of Microprocessor of entire mechanism；
E) design of two-way electric cap, it is any to act on all the way, can reliable initiation detonation transmission part, improve the effect of mechanism
Reliability.
Detailed description of the invention
Fig. 1 is that the utility model is centrifuged starting formula priming device explosive view；
Fig. 2 is that the utility model is centrifuged starting formula priming device original state structural schematic diagram；
Fig. 3 is that the utility model is centrifuged starting formula priming device work status architecture schematic diagram in place；
Fig. 4 is the detonation transmission part structural schematic diagram that the utility model is centrifuged starting formula priming device；
Fig. 5 is the shell structure schematic diagram that the utility model is centrifuged starting formula priming device；
Fig. 6 is the status switch explosive view that the utility model is centrifuged starting formula priming device；
Fig. 7 is the original installation condition structural schematic diagram of status switch that the utility model is centrifuged starting formula priming device；
Fig. 8 is that the status switch of the utility model centrifugation starting formula priming device converts status architecture schematic diagram in place；
Fig. 9 is the detonation modular construction schematic diagram that the utility model is centrifuged starting formula priming device.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and specifically
Embodiment is described in further detail the utility model.It should be appreciated that specific embodiment described herein is only used to solve
The utility model is released, is not used to limit the utility model.In addition, in the various embodiments of the present invention described below
Involved technical characteristic can be combined with each other as long as they do not conflict with each other.
A kind of centrifugation of the utility model starts formula priming device better embodiment, structure and component relationship such as Fig. 1, figure
Shown in 2 and Fig. 3, which is characterized in that including detonation transmission part 1, centrifugal-block 2, driving spring 3, centrifugation spring 4, status switch 5, electric cap
6, detonate component 7, ontology 8, pressure spiral shell 9, big pressure spiral shell 10, steel ball 11, pin 12, small pressure spiral shell 13 and screw 14；
The detonation transmission part 1 shell 1-1, booster gains 1-2 and aluminium foil 1-3 as shown in figure 4, be made of, wherein shell 1-1
As shown in figure 5, being a stepped cylindrical body, there is blind hole 1-1a, booster gains 1-2 to be placed in blind hole 1-1a for one end, surround
The corresponding excircle position the blind hole 1-1a of shell 1-1 has the middle part tool of a circle equally distributed circular groove 1-1c, shell 1-1
There is conical socket 1-1b, the angle that lower inclined plane forms on conical socket 1-1b is 90 °, and the other end of shell 1-1 has cylinder
1-1d, aluminium foil 1-3 are 0.5mm thick, and gluing is attached on shell 1-1；
The centrifugal-block 2 and centrifugation spring 4 constitute centrifugation actuating mechanism, and 2 one end of centrifugal-block is cylinder and inside has circular hole,
Centrifugal-block 2 is fixed on ontology 8 by pin 12 by the circular hole, and 2 lower end of centrifugal-block is L-shaped structure, and has threaded hole, from
Heart spring 4 is connect with the threaded hole, and the material of centrifugal-block 2 is tungsten and passes through vacuum heat treatment, is centrifuged the small pressure spiral shell of the other end of spring 4
13 is fixed；
The driving spring 3 is placed between detonation transmission part 1 and status switch 5, is usually in compressive state；
The status switch 5 as shown in Fig. 6, Fig. 7 and Fig. 8, by pin 5-1, spring 5-2, power connecting sheet 5-3, contact 5-4,
Switch base 5-5, contact base 5-6, shell 5-7 and clamp 5-8 are constituted, and are fixed on ontology 8 by two screws 14, contact 5-4
It is placed in the corresponding aperture of contact base 5-6, power connecting sheet 5-3 is that the beryllium bronze band bending of thickness 0.2mm forms, the upper end power connecting sheet 5-3
It is plane with right side, lower end is an arc transition, and left side has a circular arc of tilt angle, and the angle on left side and right side is 30 °,
Power connecting sheet 5-3 is placed in the two sides square groove of switch base 5-5, the distance of the length of power connecting sheet 5-3 greater than two neighboring contact 5-4 and
Less than the distance of three contact 5-4, the outer wall distance that power connecting sheet 5-3 stretches out switch base 5-5 is 0.15mm, with contact 5-4 interference
Contact, status switch 5 is placed on detonation transmission part 1, as shown in fig. 7, spring 5-2 is in compressive state, contact base when original state
Two contact 5-4 of the upper end 5-6 are contacted with power connecting sheet 5-3, the lead of this two contact 5-4 is connect with electric cap 6 respectively, is made
Electric cap 6 is in short-circuit protection state；The contact 5-4 of contact 5-4 and lower end among contact base 5-6 constitute the another of switch
The lead on road, two contact 5-4 is connect with control terminal, and when the movement of 1 constraint relief of detonation transmission part, spring 5-2 pushes pin 5-1
It is moved downward with switch base 5-5, the contact 5-4 and power connecting sheet 5-3 of the top are detached from, at this time the contact 5-4 of upper end and centre
The circuit that contact 5-4 and electric cap 6 are constituted becomes open circuit from short circuit, cancels the short-circuit protection to electric cap 6, switch base 5-5 fortune
It is dynamic in place after, the lowermost contact 5-4 is contacted with power connecting sheet 5-3, status switch 5 move in place after state as shown in figure 8, this
When, the circuit that status switch 5 is connect with control terminal becomes short circuit from open circuit；
The electric cap 6 is placed in the corresponding aperture of 8 two sides of ontology, and is compressed in place with pressure spiral shell 9, the lead-out wire of electric cap 6
It is drawn from pressure 9 middle through-hole of spiral shell；
The detonation component 7 primary explosive column 7-1, medicine seat 7-2, protection pad 7-3 and paper washer 7-4 as shown in figure 9, be made of, medicine
Seat 7-2 is pyramidal structure, and inside has circular hole and bellmouth, and primary explosive column 7-1 is placed in circular hole and bellmouth inside medicine seat 7-2
Interior, protection pad 7-3 is the aluminium foil of 0.5mm thickness, and gluing is attached on medicine seat 7-2, and medicine seat 7-2 outer end cylindrical section has screw thread, is passed through
Detonation component 7 is fixed on ontology 8 by the screw thread.
Usually, detonation transmission part 1 is locked in the reset condition of separate electric cap 6, status switch 5 by centrifugal-block 2 and steel ball 11
The circuit for the short-circuit condition that two contact 5-4 of upper end are constituted, is separately connected electric cap 6, electric cap 6 is made to be in short-circuit protection shape
State, on the one hand, even if electrostatic or mis-ignition, electric cap 6 will not accidental action；On the other hand, make even if electric cap 6 is unexpected
With detonation transmission part 1 will not be ignited；The switch of the Interposer contact 5-4 and contact 5-4 of lower end composition is another on status switch 5
Road connects control terminal, and mechanism status at this time is as shown in Figure 2.
When centrifugal-block 2 experiences lasting centrifugation overload, centrifugal-block 2 overcomes the drag movement of centrifugation spring 4 in place, releasing pair
The constraint of steel ball 11 and detonation transmission part 1, detonation transmission part 1 is in the case where the double reaction plus of driving spring 3 and status switch 5 pushes, fortune
Booster gains 1-2 and electric cap 6 are moved to positive state, while status switch 5 makes electric cap 6 be in the electricity of short-circuit protection state
Routing short circuit becomes open circuit, and the circuit that status switch 5 connects control terminal becomes short circuit, such as Fig. 3 of mechanism status at this time from open circuit
It is shown.
After electric cap 6 is connected to firing command again, electric cap 6 is acted on, and ignites detonation transmission part 1, and detonation transmission part 1 ignites detonation
Component 7.
The above is only the preferred embodiment of the utility model, it should be pointed out that: for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (1)
1. a kind of centrifugation starting formula priming device, which is characterized in that including detonation transmission part (1), centrifugal-block (2), driving spring (3),
It is centrifuged spring (4), status switch (5), electric cap (6), detonation component (7), ontology (8), pressure spiral shell (9), presses spiral shell (10), steel ball greatly
(11), pin (12), small pressure spiral shell (13) and screw (14)；
The detonation transmission part (1) is made of shell (1-1), booster gains (1-2) and aluminium foil (1-3), and wherein shell (1-1) is one
Stepped cylindrical body, one end have blind hole (1-1a), and booster gains (1-2) is placed in the blind hole (1-1a), around shell (1-1)
The corresponding excircle position of blind hole (1-1a) there is an equally distributed circular groove (1-1c) of circle, the middle part tool of shell (1-1)
Have conical socket (1-1b), on the conical socket (1-1b) lower inclined plane form angle be 90 °~150 °, shell (1-1) it is another
One end has cylinder (1-1d), and aluminium foil (1-3) is 0.2mm~0.5mm thick, and gluing is attached on shell (1-1)；
The centrifugal-block (2) and centrifugation spring (4) constitute centrifugation actuating mechanism, and centrifugal-block (2) one end is cylinder and inside has circle
Centrifugal-block (2) is fixed on ontology (8) by hole, pin (12) by the circular hole, and centrifugal-block (2) lower end is L-shaped structure, and is had
There is threaded hole, centrifugation spring (4) is connect with the threaded hole, and the material of centrifugal-block (2) is tungsten and passes through vacuum heat treatment, is centrifuged spring
(4) the other end is fixed with small pressure spiral shell (13)；
The driving spring (3) is placed between detonation transmission part (1) and status switch (5), is usually in compressive state；
The status switch (5) is by pin (5-1), spring (5-2), power connecting sheet (5-3), contact (5-4), switch base (5-5), touching
Headstock (5-6), shell (5-7) and clamp (5-8) are constituted, and are fixed on ontology (8) by two screws (14), contact (5-4)
It is placed in the corresponding aperture of contact base (5-6), power connecting sheet (5-3) is that the beryllium bronze band bending of thickness 0.2mm forms, power connecting sheet (5-
3) upper end and right side are plane, and lower end is an arc transition, and left side has the circular arc of tilt angle, the angle in left side and right side
It is 20 °~40 °, power connecting sheet (5-3) is placed in the two sides square groove of switch base (5-5), and the length of power connecting sheet (5-3) is greater than adjacent two
The distance of a contact (5-4) and the distance of less than three contacts (5-4), power connecting sheet (5-3) stretch out switch base (5-5) outer wall away from
From for 0.1mm~0.2mm, with contact (5-4) Interference contact, status switch (5) is placed on detonation transmission part (1), when original state,
Spring (5-2) is in compressive state, and two contacts (5-4) of the upper end contact base (5-6) contact with power connecting sheet (5-3), this two
The lead of a contact (5-4) is connect with electric cap (6) respectively, and electric cap (6) is made to be in short-circuit protection state；Contact base (5-6)
The contact (5-4) of intermediate contact (5-4) and lower end constitutes the another way of switch, the lead and control terminal of two contacts (5-4)
Connection, when the movement of detonation transmission part (1) constraint relief, spring (5-2) pushes pin (5-1) and switch base (5-5) to move downward,
The contact (5-4) and power connecting sheet (5-3) of the top are detached from, at this time the contact (5-4) of upper end and intermediate contact (5-4) and electric thunder
The circuit that pipe (6) is constituted becomes open circuit from short circuit, cancels the short-circuit protection to electric cap (6), and switch base (5-5) moves in place
Afterwards, the lowermost contact (5-4) is contacted with power connecting sheet (5-3), and the circuit connecting with control terminal becomes short circuit from open circuit；
The electric cap (6) is placed in the corresponding aperture of ontology (8) two sides, and is compressed in place with pressure spiral shell (9), and electric cap (6) draw
Outlet is drawn from pressure spiral shell (9) middle through-hole；
The detonation component (7) is made of primary explosive column (7-1), medicine seat (7-2), protection pad (7-3) and paper washer (7-4), medicine seat (7-
It 2) is pyramidal structure, inside has circular hole and bellmouth, and primary explosive column (7-1) is placed in the internal circular hole of medicine seat (7-2) and taper
In hole, protection pad (7-3) is the aluminium foil of 0.3mm~0.5mm thickness, and gluing is attached on medicine seat (7-2), the outer end medicine seat (7-2) cylinder
Section has screw thread, and detonation component (7) is fixed on ontology (8) by the screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820687717.1U CN208505121U (en) | 2018-05-09 | 2018-05-09 | A kind of centrifugation starting formula priming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820687717.1U CN208505121U (en) | 2018-05-09 | 2018-05-09 | A kind of centrifugation starting formula priming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208505121U true CN208505121U (en) | 2019-02-15 |
Family
ID=65298582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820687717.1U Expired - Fee Related CN208505121U (en) | 2018-05-09 | 2018-05-09 | A kind of centrifugation starting formula priming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208505121U (en) |
-
2018
- 2018-05-09 CN CN201820687717.1U patent/CN208505121U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 |