CN109331374A - A kind of elastic rod typed fire-fighting rocket projectile safety protection device - Google Patents
A kind of elastic rod typed fire-fighting rocket projectile safety protection device Download PDFInfo
- Publication number
- CN109331374A CN109331374A CN201810942580.4A CN201810942580A CN109331374A CN 109331374 A CN109331374 A CN 109331374A CN 201810942580 A CN201810942580 A CN 201810942580A CN 109331374 A CN109331374 A CN 109331374A
- Authority
- CN
- China
- Prior art keywords
- insurance
- bar
- spring
- smooth bore
- bumper bar
- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C19/00—Hand fire-extinguishers in which the extinguishing substance is expelled by an explosion; Exploding containers thrown into the fire
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/02—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires
- A62C3/0214—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires for buildings or installations in fire storms
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
Abstract
The invention discloses a kind of elastic rod typed fire-fighting rocket projectile safety protection device, including insurance relay component and securing member, insurance relay component is installed on internal weapon bays inner wall, is made of pedestal, smooth bore pin, insurance relay bar, O-ring seal, gasket, spring and block；Securing member is made of bumper bar and spring.Insure relay component and securing member structure is mutually indepedent, insurance relay component is the relay component and limiting component of securing member.The releasing of insurance and the cylinder out of rocket projectile are environmentally hazardous, and rocket projectile does not emit, and for the sliding block of security mechanism by insurance rod lock, security mechanism is in safety position.After rocket bomb transmitting goes out launching tube, smooth bore pin loses the limit of launching tube, insurance institution's conversion, and the sliding block of security mechanism loses the locking of bumper bar, and security mechanism is in unsecured condition.The present invention has the characteristics that structure is simple, state can be restored, Reliability of Microprocessor is high, environmental suitability is strong and at low cost.
Description
Technical field
The invention belongs to fire-fighting rocket projectile technical field of security, and in particular to a kind of elastic rod typed fire-fighting rocket projectile security dress
It sets, is particularly suitable for fire-fighting rocket projectile security insurance.
Background technique
As the product of in-depth civil-military inosculation development strategy thought, high building extinguishment fire suppression rocket projectile has common fire equipment
The advantage that can not be substituted.Fire-fighting is a high-risk industry, generally existing because of the short-range reason of fire extinguisher, cannot send extinguishing chemical
Reach the case where crucial fire extinguishing is put.Fire-fighting rocket projectile has the advantages that far firing range, power are big.Because rocket projectile is filled with power
Set, some rocket projectiles are even with precise guidance function, therefore structure is complicated compared with common fire device ratio for fire-fighting rocket projectile, price at
This is higher, is unfavorable for producing in enormous quantities.Low cost, high reliability are the problem of design of fire-fighting rocket projectile must be taken into consideration.
The effect of fire-fighting rocket projectile safety protection device is: in the predetermined time after guaranteeing duties treatment process and transmitting, security
Device will not preact；The environmental information gone out in cylinder and flight course according to rocket bomb transmitting releases two-stage insurance in due course.It arrives
Up to after fire extinguishing target area, overload messages starting is under fire when safety protection device is by receiving target range information or hitting target, will
Powder charge reliable ignition in transmitter, and then shed out extinguishing medium.Security mechanism is the insurance institution of safety protection device, at present mainstream
Security mechanism is mainly made of explosion-proof part, the mutually independent safety piece of two-stage in scheme.Explosion-proof part generally have sliding block, flame proof bar,
The structure types such as rotor are isolated.I and II safety piece mainly has electric promotional implement, electric pin removal, electromagnetic insurance part, electric heating insurance
The forms such as part, inertial elements part.Structure is complicated for mainstream safety piece, and reliability is lower, higher cost, is disposable insurance
Part, state is irrecoverable after effect.
Summary of the invention
In order to solve the above technical problem, the present invention provides a kind of elastic rod typed fire-fighting rocket projectile safety protection device, purpose exists
In state can be restored to reset condition after the device reliability is high, structure is simple, inexpensive, insurance releases, and have repeated disassembled and assembled
Function expands the field that safety piece uses.
In order to realize the technology of the present invention purpose, the present invention adopts the following technical scheme:
A kind of elastic rod typed fire-fighting rocket projectile security mechanism, including insurance relay component and securing member；
The insurance relay component includes pedestal, and the central axial of pedestal is provided with through-hole, has been sequentially placed cunning inside through-hole
The middle section of thorax pin, insurance relay bar with the level and block with the level, insurance relay bar is cased with the first spring, the first bullet
One end of spring is limited by the step of insurance relay bar, and the other end of the first spring is limited by the step of block 7；
The securing member includes bumper bar with the level and second spring, and one end of bumper bar connects block, bumper bar
The other end be inserted into locking piece；The middle section of bumper bar is cased with second spring, and one end of second spring is by the step of bumper bar
Limit, the other end are limited by the through-hole bottom surface of pedestal；
When rocket projectile does not emit, smooth bore pin is launched an inner wall limit, and smooth bore pin, insurance relay bar, bumper bar are located
In home position, locking piece is in safety position by insurance rod lock, safety protection device；
After rocket bomb transmitting goes out, smooth bore pin loses limit, under the action of the first spring and second spring, smooth bore pin
It flies out, insures relay bar and bumper bar bounces, locking piece loses the locking of bumper bar, and safety protection device is in insurance and releases shape
State.
Further, the insurance relay bar is tapered towards the end of smooth bore pin.
It further, further include the O-ring seal being set between the smooth bore pin and the inner wall of pedestal.
The advantageous effects that the present invention designs are embodied in:
The insurance releasing of elastic rod typed security mechanism safety piece of the present invention and the cylinder out of rocket projectile are environmentally hazardous, and rocket projectile is not sent out
It penetrates, the sliding block of security mechanism is locked by bumper bar and two-stage safety part, and security mechanism is in safety position.Rocket bomb transmitting sets out
After shooting cylinder, smooth bore pin loses the limit of launching tube, and the conversion of elastic rod typed safety piece is released to two-stage safety part by requirement on bullet
Afterwards, explosion-proof part sliding block loses the locking of bumper bar and two-stage safety part, and sliding block moves to insurance solution under the effect of third spring
Except position, security mechanism is in unsecured condition.It is close between smooth bore pin and pedestal when security mechanism is in safety position
Envelope；When security mechanism is in unsecured condition, insures and sealed between relay bar and pedestal.Finally realize in safety position
When with unsecured condition, mechanism is sealed relative to wall external environment is played, and improves the environmental suitability of mechanism.
Elastic rod typed safety piece, when security mechanism is in unsecured condition.Insurance relay bar does not protrude from rocket projectile outer circle,
Guarantee that the aerodynamic configuration of rocket projectile is unaffected.
The state of elastic rod typed safety piece can be restored.That is smooth bore pin flies out, and sliding block is in raw bits in the locking of two-stage safety part
Under conditions of setting, it is pressed again by smooth bore pin from smooth bore pin flight hole, insuring relay bar and bumper bar can still restore to home position.
Insure relay component and securing member structure it is mutually indepedent, insurance relay component be securing member relay component and
Limiting component.The independence for insuring relay component and securing member structure solves each moving parts due to coaxiality error accumulation
The stuck problem of structure.Mechanism has structure simple, easy for installation, easy-operating feature.
Preferably, insurance relay bar using the conical surface design, guarantee insure relay bar during the motion with O-ring seal not
Contact, after insuring the movement in place of relay bar, insurance relay bar is contacted with O-ring seal, guarantees insurance relay bar motion process
Not by the friction effects of O-ring seal, has the characteristics that high motion credibility.
Before and after rocket bomb transmitting, mechanism has good sealing performance relative to body outside.Rocket projectile does not emit, is pacifying
When guarantor mechanism is in safety position, sealed between smooth bore pin and pedestal；After rocket bomb transmitting goes out cylinder, insurance is in security mechanism
When releasing state, insures and sealed between relay bar and pedestal.
Generally speaking, the present invention have that structure is simple, state can be restored, Reliability of Microprocessor is high, environmental suitability is strong and at
This low feature.
Detailed description of the invention
Fig. 1 is the security mechanism safety position structural schematic diagram that the present invention is applied to fire-fighting rocket projectile；
Fig. 2 is security mechanism solution guarantor's status architecture schematic diagram that the present invention is applied to fire-fighting rocket projectile；
Fig. 3 is the detonation configuration view of insurance relay component of the invention；
Fig. 4 is the safety position structural schematic diagram of insurance relay component of the invention；
Fig. 5 is that the solution of insurance relay component of the invention protects status architecture schematic diagram.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing and specific implementation
Example is described in further detail present invention design.It should be appreciated that specific embodiment described herein is only used to explain this
Invention design, is not intended to limit the present invention design.In addition, involved in each embodiment of invention described below design
And to technical characteristic can be combined with each other as long as they do not conflict with each other.
Fig. 1 is the security mechanism safety position structural schematic diagram that the present invention is applied to fire-fighting rocket projectile.The present invention is by insuring
Relay component and securing member composition.Insure relay component and securing member is mutually only from block and bumper bar contact position structure
Vertical, insurance relay component and security mechanism main body are respectively independently installed in internal weapon bays, insure movement mechanism for tandem formula.
As shown in figs. 1 and 3, the insurance relay component includes pedestal 3, and the central axial of pedestal 3 is provided with through-hole, in through-hole
Portion has been sequentially placed smooth bore pin 1, insurance relay bar 6 with the level and block with the level 7, insures the middle section of relay bar 6
It is cased with the first spring 5, one end of the first spring 5 is limited by the step of insurance relay bar 6, and the other end of the first spring 5 is by block 7
Step limit；
As shown in Figure 1, the securing member includes bumper bar 8 with the level and second spring 9.One end of bumper bar 8 connects
Block 7 is connect, the other end of bumper bar 8 is inserted into sliding block 12；The middle section of bumper bar 8 is cased with second spring 9, second spring 9
One end is limited by the step of bumper bar 8, and the other end is limited by mounting hole bottom surface of the bumper bar 8 on ontology 10.
Relay component is insured combined with Figure 1 and Figure 2, and securing member installation is independent, is not limited mutually, is protected by erection sequence
Dangerous relay component does not fill smooth bore pin when installing, and smooth bore pin is packed into when rocket is sprung into tin.Securing member will first must be protected by tooling
Dangerous bar is limited in home position, removes tooling after the assembly is completed to two components.This kind of mounting means, block and insurance rod end
Face contact, contact surface only generate frictional force, and block and bumper bar do not generate moment of flexure, therefore, to the installation concentricity of two components
It is required that extremely low, there is no relay bumper bar and the stuck phenomenon of bumper bar is made because of installation concentricity difference youngster, machine is substantially increased
The motion credibility of operability and mechanism when structure is installed.
After the rocket bomb transmitting goes out launching tube 13, the smooth bore pin 1 of security mechanism loses limit, in interior energy-stored spring 5
Under the action of 9, smooth bore pin 1 flies out, and insures relay bar 6 and bumper bar 8 bounces certain distance, the sliding block 12 of security mechanism loses
The locking of bumper bar 8 is gone, security mechanism is in unsecured condition, as shown in Figure 2.
In security mechanism reset condition, smooth bore pin 1 is launched cylinder 13 and limits position shown in Fig. 4, at this time smooth bore pin 1 and base
It is sealed between 3 inner walls of seat by O-ring seal 4.After the position-limiting action of launching tube 13 disappears, smooth bore pin 1 flies out, and insures relay
Bar 6 bounces under the effect of spring I 5, at this time because insurance 6 end of relay bar uses tapered design, O-ring seal 4 and insurance relay
The not product frictional force of bar 6 ensure that the motion credibility of insurance relay bar 6.It is O-shaped close after insurance relay bar 6 moves to position
The Cylindrical Surfaces Contact of seal 4 and insurance relay bar 6 insures between relay bar 6 and 3 inner wall of pedestal at this time and passes through O-ring seal 4 again
It is secondary to realize Seal Design, as shown in Figure 5.
Insure relay bar 6 and use tapered design, guarantees that insurance relay bar 6 does not connect with O-ring seal 4 during the motion
Touching, after insuring the movement in place of relay bar 6, insurance relay bar 6 is contacted with O-ring seal 4, guarantees that insurance relay bar 6 is moved through
Journey is not by the friction effects of O-ring seal 4.
Above-mentioned sliding block 12 is also possible to the structure types such as flame proof bar, isolation rotor as explosion-proof part.Elastic rod typed of the invention
The level of safety part that safety piece is locked as security mechanism explosion-proof part, two-stage safety part can be electric pin removal, electric promotional implement etc.
Scheme together constitutes the security mechanism of safety protection device above.
The above is only a preferred embodiment of the present invention, it should be pointed out that: for the ordinary skill people of the art
For member, under the premise of not departing from design principle of the present invention, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (3)
1. a kind of elastic rod typed fire-fighting rocket projectile safety protection device, which is characterized in that including insurance relay component and securing member；
The insurance relay component includes pedestal (3), and the central axial of pedestal (3) is provided with through-hole, has been sequentially placed inside through-hole
The middle section of smooth bore pin (1), insurance relay bar (6) with the level and block with the level (7), insurance relay bar (6) is cased with
One end of first spring (5), the first spring (5) is limited by the step of insurance relay bar (6), the other end quilt of the first spring (5)
The step of block (7) limits；
The securing member includes bumper bar with the level (8) and second spring (9), and one end of bumper bar (8) connects block
(7), the other end of bumper bar (8) is inserted into locking piece；The middle section of bumper bar (8) is cased with second spring (9), second spring
(9) one end is limited by the step of bumper bar (8), and the other end limits limit by the through-hole bottom surface of pedestal (3)；
When rocket projectile does not emit, smooth bore pin (1) is launched an inner wall limit, smooth bore pin (1), insurance relay bar (6), bumper bar
(8) it is in home position, locking piece is locked by bumper bar (8), and safety protection device is in safety position；
After rocket bomb transmitting goes out, smooth bore pin (1) loses limit, under the action of the first spring (5) and second spring (9),
Smooth bore pin (1) flies out, and insures relay bar (6) and bumper bar (8) bounces, locking piece loses the locking of bumper bar (8), security
Device is in unsecured condition.
2. elastic rod typed fire-fighting rocket projectile safety protection device according to claim 1, which is characterized in that the insurance relay bar
It (6) is tapered towards the end of smooth bore pin (1).
3. elastic rod typed fire-fighting rocket projectile safety protection device according to claim 1, which is characterized in that further include be set in it is described
O-ring seal (4) between smooth bore pin (1) and the inner wall of pedestal (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810942580.4A CN109331374B (en) | 2018-08-17 | 2018-08-17 | Elastic rod type fire-fighting rocket bomb security device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810942580.4A CN109331374B (en) | 2018-08-17 | 2018-08-17 | Elastic rod type fire-fighting rocket bomb security device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109331374A true CN109331374A (en) | 2019-02-15 |
| CN109331374B CN109331374B (en) | 2020-07-10 |
Family
ID=65291692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810942580.4A Active CN109331374B (en) | 2018-08-17 | 2018-08-17 | Elastic rod type fire-fighting rocket bomb security device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109331374B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110764402A (en) * | 2019-10-11 | 2020-02-07 | 北京航天长征飞行器研究所 | Reentry vehicle safety control method based on time window |
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| CN2075769U (en) * | 1990-10-06 | 1991-04-24 | 张经邦 | Semi-safety instantaneous detonator for martar training |
| RU2169345C2 (en) * | 1999-07-27 | 2001-06-20 | Автономная некоммерческая организация "Центральный научно-исследовательский и опытно-конструкторский институт "Центр перспективных исследований" | Safety device of ammunition with inertia fuze |
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2018
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| RU2169345C2 (en) * | 1999-07-27 | 2001-06-20 | Автономная некоммерческая организация "Центральный научно-исследовательский и опытно-конструкторский институт "Центр перспективных исследований" | Safety device of ammunition with inertia fuze |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110764402A (en) * | 2019-10-11 | 2020-02-07 | 北京航天长征飞行器研究所 | Reentry vehicle safety control method based on time window |
| CN110764402B (en) * | 2019-10-11 | 2023-03-07 | 北京航天长征飞行器研究所 | Reentry vehicle safety control method based on time window |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109331374B (en) | 2020-07-10 |
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