CN204902681U - Firework formula gas generator's loaded constitution - Google Patents
Firework formula gas generator's loaded constitution Download PDFInfo
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- CN204902681U CN204902681U CN201520323846.9U CN201520323846U CN204902681U CN 204902681 U CN204902681 U CN 204902681U CN 201520323846 U CN201520323846 U CN 201520323846U CN 204902681 U CN204902681 U CN 204902681U
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- coyote hole
- aerogenesis
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Abstract
The utility model provides a firework formula gas generator's loaded constitution, adopt the compound loaded constitution of big or small coyote hole suit, to produce the pressure equipment of gas medicament in one number produces the gas coyote hole and produces the gas coyote hole two numbers, it passes through the blanking cover intercommunication to produce the gas coyote hole for one number and produce the gas coyote hole for two numbers, the medicament of producing in the gas coyote hole for two numbers is at first lighted, the product gas medicament that the gas was ignited and is produced in the gas coyote hole for two numbers through the blanking cover hole, the high pressure gas that produces breaks through sealing adhesive tape output after through the coyote hole filter by stainless steel meshwork silk weld forming. The utility model discloses the burning that can realize gas generator is stable, exports gaseous realization of net high -pressure low temperature and does work, and the impact is transshipped for a short time to application system.
Description
Technical field
The invention belongs to priming system technical field, relate to the charge constitution of firework type gas generator, particularly there is flameholding, temperature coefficient affects the charge constitution little, overload impact is low.
Background technology
Firework type gas generator is the pyrotechnical of the gases at high pressure at specific period generation predetermined, it is generally used for various control, servo, machinery, electric system and device as gyroscope, hydraulic pump and turbogenerator, gas cell, balloon, emergency release slide block and catapult-launching gear provide energy, to hydraulic system and fire extinguisher pressurization, have volume little, lightweight, act on the advantages such as safe and reliable.Space flight, aviation field are widely used at present.Propellant that is cylindrical or other definite shape is mainly loaded the mode of combustion chamber by the charge constitution of existing firework type gas generator.But along with the development need of application system, new requirement is proposed to gas generator, as combustibility is stablized, to the requirements such as overload impact is little after application systemic effect, therefore, be necessary to research and develop a kind of smooth combustion of gas generator, the charge constitution of low impact.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of charge constitution of firework type gas generator, after its effect, gas generator can realize flameholding, exports pure high pressure low temperature gas and realizes acting, little to application system shock overload.
The technical solution adopted for the present invention to solve the technical problems is: comprise ignition tube, input end cap, igniting primer, aerogenesis coyote hole, No. two aerogenesis coyote holes and a blanking cover.
A described aerogenesis coyote hole and No. two aerogenesis coyote holes are hollow circular cylinder, both ends open, No. two aerogenesis coyote holes are coaxially nested in gas generant composition in accordance indoor, gas producing medicinal is fitted in an aerogenesis coyote hole and No. two gas generant composition in accordance chamber interior walls, one end of No. two aerogenesis coyote holes connects ignition tube by igniting primer, ignition tube is fixed in input end cap, input cap seal closes one end of an aerogenesis coyote hole, the sidewall of an aerogenesis coyote hole one end has some steam vents, rubber belt sealing is passed through outside steam vent, coyote hole filter is installed inside steam vent, the other end of the other end of an aerogenesis coyote hole and No. two aerogenesis coyote holes is closed by blanking cover is affixed, be communicated with by the steam vent on blanking cover between the other end of an aerogenesis coyote hole and No. two aerogenesis coyote holes.
Described ignition tube adopts insensitiveness bridge belt firing device.
Three ring-type igniting cyclomes be pressed into by ignition charge are arranged along axis in described igniting primer.
The invention has the beneficial effects as follows: adopt two coyote hole structure in design, gas generant composition in accordance be fitted in coyote hole, ensure its flameholding, adopt two coyote holes to be set in together, combustion gas is from inside to outside flowed, and extends gas flow paths, reduces the temperature of gas.
Ignition part of the present invention is by adopting the collecting and distributing thermal technology of special-shaped bridge band to meet the requirement of gas generator insensitiveness, achieving the safety in utilization of gas generator.
Ignition part of the present invention adopts glass sealing technology, meets high resistance to pressure and the sealing of gas generator.
The present invention adopts the high ignition charge of igniting calorific value to be pressed into the reliability that igniting cyclome realizes igniting.
The present invention encloses by selecting stainless wire mesh to be welded into cylindric net the filtration realizing gas, reduces temperature and the cleannes of gas.
Accompanying drawing explanation
Fig. 1 is the charge constitution schematic diagram of firework type gas generator of the present invention; In figure, 1-ignition tube, 2-inputs end cap, 3-igniting primer, 4-aerogenesis coyote hole, 5-aerogenesis coyote hole, 6-blanking cover;
Fig. 2 is the structural representation of ignition tube, in figure, and 101-ignition tube housing, 102-contact pin, 103-seal glass, 104-pottery, 105-bridge sheet, 106-powder charge pipe;
Fig. 3 is the structural representation of powder charge pipe, in figure, and 106a-powder charge shell, 106b-strengthening cap;
Fig. 4 is the structural representation of input end cap 2, in figure, and 201-hexahedron, 202-internal thread, 203-central through hole, 204-external screw thread, 205-center stepped hole;
Fig. 5 is the structural representation of igniting primer, in figure, and 301-igniting primer shell, 302-lights a fire cyclome, 303-pressure ring, 304-plug;
Fig. 6 is the structural representation of igniting cyclome, in figure, and 302a-cyclome centre bore;
Fig. 7 is the structural representation of pressure ring, in figure, and 303a-pressure ring centre bore;
Fig. 8 is the structural representation of plug;
Fig. 9 is the structural representation of an aerogenesis coyote hole, in figure, and 401-sealant tape, material is aluminium foil, 402-coyote hole filter, and the cylindric net be welded into by stainless wire mesh encloses, the large coyote hole housing of 403-; 403a-external screw thread, 403b-internal thread, 403c-steam vent, 403d-internal thread;
Figure 10 is the structural representation of No. two aerogenesis coyote holes, in figure, and the little coyote hole housing of 501-;
Figure 11 is the structural representation of blanking cover, in figure, and 601-six side boss, 602-external screw thread, 603-steam vent, 604-boss, 605-central blind hole.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described, the present invention includes but be not limited only to following embodiment.
A charge constitution for firework type gas generator, adopts insensitiveness bridge belt firing device, comprises ignition part housing, contact pin, seal glass, ceramic plug, bridge sheet, powder charge pipe.Contact pin, ceramic plug and part housing seal glass of getting angry are sintered together, adopt energy storage welding manner to be welded by bridge sheet, adopt the principle of special-shaped bridge band to realize the insensitiveness requirement of gas generator.
The present invention adopts igniting primer to realize the amplification step by step of ignition energy, and in-built three the ring-types igniting cyclomes be pressed into by ignition charge c of igniting primer, produce a large amount of hot particles after the burning of igniting cyclome and to ignite gas generant composition in accordance, the powder charge of gas generator can be made by reliable ignition.
The compound charge structural that the present invention adopts size coyote hole to be set with, is fitted in gas producing medicinal in coyote hole housing 1 and coyote hole housing 2 by mould.The coyote hole housing 2 being pressed with gas generant composition in accordance is set in together by blanking cover and the coyote hole housing 1 being pressed with gas generant composition in accordance, first medicament in coyote hole housing 2 is lighted, combustion gas flows in coyote hole housing 1 by the hole of blanking cover, the gas producing medicinal ignited in coyote hole housing 1, the high-pressure gas of generation is exported by sealed adhesive tape of being decoded by the coyote hole filter backlash of stainless wire mesh welding fabrication.
See accompanying drawing 1 ~ Figure 11, the present embodiment provides a kind of charge constitution of firework type gas generator, comprises ignition tube 1, input end cap 2, igniting primer 3, an aerogenesis coyote hole 4, No. two aerogenesis coyote holes 5, blanking covers 6.
Described ignition tube 1 is starting igniting element of gas generator, lights the powder charge of igniting primer after effect.Be made up of ignition part housing 101, contact pin 102, seal glass 103, ceramic plug 104, bridge sheet 105, powder charge pipe 106.Part housing 101 of getting angry is that the material of contact pin 102 is glass sealing alloy silks, and ceramic plug 104 is by aluminium oxide ceramics machine-shaping by the cylinder of the TBE (threaded both ends) of glass sealing alloy rod Vehicle Processing.Seal glass 103 is DM-305 type electronic glasses, and bridge sheet 105 is firer's working standard part.Contact pin 102, ceramic plug 104 are sintered to one by seal glass 103 and part housing 101 of getting angry, stepped hole is designed with at the small end of ignition part housing, by stored energy welding, bridge sheet 105 is welded on four contact pins 102, ignition charge a is coated with in ceramic plug 104 counterbore, the small end that powder charge pipe 106 loads outbox housing is closed up, ignition part housing periphery is designed with screw thread, is connected with input end cap by screw thread.Powder charge pipe 106 is made up of powder charge tube shell 106a and ignition charge a and strengthening cap 106b, is fitted in powder charge tube shell 106a by ignition charge a by mould with certain pressure.
Described input end cap 2 is cylindrical structure, small end outside is designed with six sides 201, inside has central through hole 203, central through hole inwall is designed with internal thread 202, for filling ignition part, large end is designed with external screw thread 204 and is connected with an aerogenesis coyote hole, and large end inside has center stepped hole 205 and is connected with igniting primer, and center stepped hole 205 communicates with central through hole 203.
Described igniting primer 3 is by igniting primer shell 301, ignition charge C302, pressure ring 303, plug 304 forms, igniting primer shell 301 is designed to cylinder, Center has through hole, and small end is designed with external screw thread, is connected with input end cap, large end is designed with interior stepped hole, for filling three igniting cyclomes, and being designed with internal thread, being connected with plug 304.Ignition charge c loads 3 cyclomes after being pressed into cyclome by mould, and the cyclome centre bore 302a of three cyclomes is coaxial, and it is 16mm that pressure ring 303 is designed to external diameter, and internal diameter is the cylinder of 6mm, high 2mm, axis has pressure ring centre bore 303a, and material is brass.There is through hole plug 304 design centre, is connected with igniting primer shell by the screw thread of external diameter.Play ignition energy amplification, for the gas generant composition in accordance a that ignites.
A described aerogenesis coyote hole is by sealant tape 401, coyote hole filter 402, large coyote hole housing 403, gas generant composition in accordance a forms, large coyote hole housing 403 is the cylinders with 45 steel processing, one end is with external screw thread 403a and internal thread 403b, below external screw thread 403a, 10mm place has one group of 8 diameter to be 6mm steam vent 403c, the other end is designed with internal thread 403d and is connected with the external screw thread 602 of blanking cover 6, gas generant composition in accordance a is fitted in large coyote hole housing 403 by mould, gas generant composition in accordance is made to have the arc of 6mm ~ 8mm thick, the circle steam vent 403c held greatly by large coyote hole housing 403 with 427 foil sealing adhesive tapes 401 pastes, again with stainless wire mesh welding external diameter be 40mm, internal diameter is 28mm, till the cylindrical coyote hole filter 402 of high 30mm loads make it touch gas generant composition in accordance a powder from large coyote hole housing large end face oral area, its effect effectively to stop the residual assorted of medicament to flow out with combustion gas after medicament burning.
Described No. two aerogenesis coyote holes are made up of little coyote hole housing 501 and gas generant composition in accordance a, be fitted in little coyote hole housing 501 by gas generant composition in accordance a, make gas generant composition in accordance have 6mm ~ 7mm arc thick by mould.
Described blanking cover 6 is made up of six side's boss 601, external screw thread 602, steam vent 603, boss 604, central blind hole 605, wherein six side's boss 601 are designed to be convenient to install, external screw thread 602 is connected with large coyote hole housing 403b, steam vent 603 is be 8 diameters in blanking cover radial design is the aperture of 5mm, for exhaust.Boss 604 is for being connected with No. two aerogenesis coyote holes, and it is 18mm that central blind hole is designed to diameter, the circular hole of dark 16, and the combustion gas for No. two aerogenesis coyote holes enters an aerogenesis coyote hole by steam vent 603.
The present embodiment ignition charge a is lead trinitroresorcinate, and ignition charge b is boron mooring points gunpowder, and ignition charge c is boron nitre potassium ignition charge, and gas generant composition in accordance a is sodium azide.
Claims (3)
1. the charge constitution of a firework type gas generator, comprise ignition tube, input end cap, igniting primer, an aerogenesis coyote hole, No. two aerogenesis coyote holes and blanking cover, it is characterized in that: a described aerogenesis coyote hole and No. two aerogenesis coyote holes are hollow circular cylinder, both ends open, No. two aerogenesis coyote holes are coaxially nested in gas generant composition in accordance indoor, gas producing medicinal is fitted in an aerogenesis coyote hole and No. two gas generant composition in accordance chamber interior walls, one end of No. two aerogenesis coyote holes connects ignition tube by igniting primer, ignition tube is fixed in input end cap, input cap seal closes one end of an aerogenesis coyote hole, the sidewall of an aerogenesis coyote hole one end has some steam vents, rubber belt sealing is passed through outside steam vent, coyote hole filter is installed inside steam vent, the other end of the other end of an aerogenesis coyote hole and No. two aerogenesis coyote holes is closed by blanking cover is affixed, be communicated with by the steam vent on blanking cover between the other end of an aerogenesis coyote hole and No. two aerogenesis coyote holes.
2. the charge constitution of firework type gas generator according to claim 1, is characterized in that: described ignition tube adopts insensitiveness bridge belt firing device.
3. the charge constitution of firework type gas generator according to claim 1, is characterized in that: arrange three ring-type igniting cyclomes be pressed into by ignition charge along axis in described igniting primer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520323846.9U CN204902681U (en) | 2015-05-19 | 2015-05-19 | Firework formula gas generator's loaded constitution |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520323846.9U CN204902681U (en) | 2015-05-19 | 2015-05-19 | Firework formula gas generator's loaded constitution |
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| CN204902681U true CN204902681U (en) | 2015-12-23 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192307A (en) * | 2016-06-14 | 2017-09-22 | 湖北航天化学技术研究所 | A kind of gas generator that fast aeration is provided for underwater ordnance buoyancy system |
| CN108639391A (en) * | 2018-07-06 | 2018-10-12 | 湖北三江航天红林探控有限公司 | Gas generator for quick start |
| CN111922577A (en) * | 2020-05-29 | 2020-11-13 | 西安航天精密机电研究所 | Six-axis robot-based manipulator for welding polar needle and bridge belt of sealing body |
| CN111922579A (en) * | 2020-05-29 | 2020-11-13 | 西安航天精密机电研究所 | System and method for accurately welding sealing body pole needle and bridge band based on six-axis robot |
| CN113624079A (en) * | 2021-07-30 | 2021-11-09 | 南京理工大学 | Electric ignition device for multipoint ignition in large-caliber gun bore and assembling method thereof |
| CN114440720A (en) * | 2022-03-08 | 2022-05-06 | 湖南神斧集团向红机械化工有限责任公司 | Separation device for variable-speed bidirectional balanced separation and use method thereof |
| CN114440720B (en) * | 2022-03-08 | 2024-05-03 | 湖南神斧集团向红机械化工有限责任公司 | Separating device for variable-speed bidirectional balance separation and application method thereof |
-
2015
- 2015-05-19 CN CN201520323846.9U patent/CN204902681U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192307A (en) * | 2016-06-14 | 2017-09-22 | 湖北航天化学技术研究所 | A kind of gas generator that fast aeration is provided for underwater ordnance buoyancy system |
| CN107192307B (en) * | 2016-06-14 | 2019-02-22 | 湖北航天化学技术研究所 | It is a kind of to provide the gas generator of fast aeration for underwater ordnance buoyancy system |
| CN108639391A (en) * | 2018-07-06 | 2018-10-12 | 湖北三江航天红林探控有限公司 | Gas generator for quick start |
| CN111922577A (en) * | 2020-05-29 | 2020-11-13 | 西安航天精密机电研究所 | Six-axis robot-based manipulator for welding polar needle and bridge belt of sealing body |
| CN111922579A (en) * | 2020-05-29 | 2020-11-13 | 西安航天精密机电研究所 | System and method for accurately welding sealing body pole needle and bridge band based on six-axis robot |
| CN111922579B (en) * | 2020-05-29 | 2022-04-12 | 西安航天精密机电研究所 | System and method for accurately welding sealing body pole needle and bridge band based on six-axis robot |
| CN113624079A (en) * | 2021-07-30 | 2021-11-09 | 南京理工大学 | Electric ignition device for multipoint ignition in large-caliber gun bore and assembling method thereof |
| CN114440720A (en) * | 2022-03-08 | 2022-05-06 | 湖南神斧集团向红机械化工有限责任公司 | Separation device for variable-speed bidirectional balanced separation and use method thereof |
| CN114440720B (en) * | 2022-03-08 | 2024-05-03 | 湖南神斧集团向红机械化工有限责任公司 | Separating device for variable-speed bidirectional balance separation and application method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220106 Address after: 710025 Qinghua company, No. 1, Hongqing street, tianhongzheng street, Baqiao District, Xi'an City, Shaanxi Province Patentee after: Xi'an north Qinghua electromechanical Co.,Ltd. Address before: Baqiao District of Shaanxi city in Xi'an province 710025 Hongqing Street Tian Hong Zheng Street No. 1 Patentee before: NORTH SPECIAL ENERGY GROUP CO.,LTD. XI'AN QINGHUA CO.,LTD. |