CN105698606A - Dual-pressure-chamber long-guide-rod super-caliber low-overload three-no ejection device - Google Patents
Dual-pressure-chamber long-guide-rod super-caliber low-overload three-no ejection device Download PDFInfo
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- CN105698606A CN105698606A CN201610058663.8A CN201610058663A CN105698606A CN 105698606 A CN105698606 A CN 105698606A CN 201610058663 A CN201610058663 A CN 201610058663A CN 105698606 A CN105698606 A CN 105698606A
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- launching
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41F—APPARATUS FOR LAUNCHING PROJECTILES OR MISSILES FROM BARRELS, e.g. CANNONS; LAUNCHERS FOR ROCKETS OR TORPEDOES; HARPOON GUNS
- F41F7/00—Launching-apparatus for projecting missiles or projectiles otherwise than from barrels, e.g. using spigots
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Abstract
The invention discloses a dual-pressure-chamber long-guide-rod super-caliber low-overload three-no ejection device and belongs to the technical field of internal trajectory launching. The ejection device comprises an ejection cylinder body, a powder box body, primer, propellant powder, nozzle coverage pieces, a sealed piston, a long guide rod and a top cover. A high-pressure chamber and a low-pressure chamber are formed in the ejection cylinder body. The nozzle coverage pieces, the propellant powder and the primer are installed at one end of the high-pressure chamber. The sealed piston is installed at one end of the low-pressure chamber. According to the dual-pressure-chamber long-guide-rod super-caliber low-overload three-no ejection device, overloads of an internal trajectory are gentled through the two pressure chambers, the long guide rod is matched with the long stroke of the internal trajectory to reduce the overloads of the internal trajectory, and low-overload ejection is comprehensively achieved; the sealed piston is blocked by the annular top cover, fuel gas is sealed in a launching cylinder, and gunpowder gas is not ejected from an opening of the launching cylinder, so that three-no ejection is achieved; the requirements for rapid, safe and accurate arrangement of a micro robot can be met.
Description
Technical field
The present invention relates to a kind of catapult-launching gear, be specifically related to a kind of being launched by micro robot and be deployed to target proximity and complete to scout the catapult-launching gear of detection mission, belong to inner trajectory lift-off technology field。
Background technology
Volume is little, lightweight, the micro robot of good concealment can complete to approach the tasks such as poisonous and harmful substance detection such as scouting and supervision, target acquisition and location, tracking and early warning, communication relay and navigation, explosive and core biochemistry, dangerous, narrow, complex environment plays the effect of uniqueness, but its maneuverability is limited, it is deployed to the premise specifying position just to become task。The laying modes such as soldier's hand-thrown of employing, air-drop at present all have its scope of application and limitation, constrain the performance of micro robot advantage and effect。Such as, soldier's hand-thrown distance and accuracy are all limited, and throwing personnel very easily expose, extremely dangerous。Dropping and be applicable to high-volume use, and can only render to open area, be not suitable for laying at complex building, cave or narrow zone, therefore launching is a kind of important technology approach realizing micro robot input。
The inner trajectory utilizing gunpowder is launched, also referred to as launching, it it is a kind of conventional means of delivery, but sizable overload can be produced when launching, different with bullet quality according to range, launching over loading generally can at several thousand to several ten thousand g, and micro robot cannot bear so big overload as accurate electronic product。Therefore, reducing launching over loading is realize micro robot to launch the key link of input。
Summary of the invention
In view of this, the invention provides the low overload of a kind of double; two pressure chamber super bore of long guide rod three without catapult-launching gear, this device is based on the mild inner trajectory overload of double; two pressure chambers, and reduces inner trajectory with long guide rod adaptation inner trajectory Long travel and transship and combine, and comprehensively realizes low overload and launches。Through great many of experiments and Optimal improvements, it is possible to realize the object that launched to quality 2kg, during range 50 meters, overload is less than 90g, and during range 100 meters, the overload low overload less than 310g is launched, and can reach stealthy requirement unglazed, smokeless, noiseless in ejection process simultaneously。
The low overload of a kind of double; two pressure chamber super bore of long guide rod three is without catapult-launching gear, and including launching cylinder, drug cassette body, the fire in a stove before fuel is added, propellant powder, spout cover, Air-tight piston, long guide rod and top cover, peripheral unit is trajectile；
The described inside launching cylinder is concentric small one and large one two opening cavitys, and the place of passing through mutually of big cavity and areola is right angle platform terrace；
The inside of described drug cassette body is provided with two cavitys, and two cavitys are coaxial and are positioned at the two ends of drug cassette body, and two cavitys are connected by the spout processed in drug cassette body；
Described drug cassette body is fixedly connected on the big cavity inside launching cylinder, drug cassette body is sequentially arranged with spout cover, propellant powder and the fire in a stove before fuel is added in the cavity launch the big cavities open one end of cylinder, described spout cover is fitted in the bottom of this cavity and is closed by spout, spacing is left between described propellant powder and spout cover, the cavity that this spacing produces forms altitude chamber, the described fire in a stove before fuel is added is fixedly mounted on the arrival end of this cavity, and the fire in a stove before fuel is added contacts with propellant powder；Air-tight piston is arranged in the areola launching cylinder, and described Air-tight piston will be closed towards the cavity launching cylinder areola one end in drug cassette body, and this closing cavity forms low-pressure chamber；Described top cover is fixedly connected on the outer circumference surface launching cylinder areola one end, and the internal diameter of described top cover is less than the external diameter of Air-tight piston；One end of described long guide rod is positioned at the areola inside and the end contact with Air-tight piston of launching cylinder, and the other end is positioned at the outside launching cylinder fixing connection trajectile。
Further, described in launch the areola diameter of cylinder and ejection guns bore is 16mm, inner trajectory stroke is 352mm, and nozzle diameter is 1.0mm, and the thickness of spout cover is 0.2mm, and the volume of altitude chamber is 1259mm3, the original volume 5035mm of low-pressure chamber3。
Further, described spout cover is that two panels overlap uses, and every thickness is 0.1mm。
Further, the material of described spout cover adopts aluminum。
Beneficial effect:
1, the present invention will launch inner barrel and form altitude chamber and two chambers of low-pressure chamber, be controlled the unlatching of spout by spout cover, thus realize the low accelerated motion in ejection guns body of the long guide rod；The external diameter of Air-tight piston is more than the internal diameter of top cover so that the combustion gas produced in emission process is closed in transmitting inner barrel, it is achieved that stealthy requirement unglazed, smokeless, noiseless in emission process。
2, the volume of altitude chamber provided by the invention is 1259mm3, the original volume 5035mm of low-pressure chamber3In conjunction with ejection guns bore and inner trajectory stroke, above-mentioned dimensional parameters is capable of under 45 ° of firing angles of facing upward, quality 2kg is launched object (containing guide rod), launch maximum overload 90g during range 50m, launch maximum overload 240g during range 80m, launch maximum overload 310g during range 100m, impact lateral deviation 0.2～0.5m。The low overload meeting micro robot launches requirement, it is ensured that micro robot can laying quick, safe and accurate。
3, the spout cover of the present invention adopts the aluminium flake overlap of two panels 0.1mm to use, and is the desired result obtained through great many of experiments；It is easier to realize opening of spout relative to adopting all-in-one-piece spout cover, it is ensured that being smoothed out of whole emission process。
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the present invention。
Wherein, the 1-fire in a stove before fuel is added, 2-propellant powder, 3-altitude chamber, 4-spout cover, 5-spout, 6-low-pressure chamber, 7-Air-tight piston, the long guide rod of 8-, 9-is launched object, 10-drug cassette body, and 11-launches cylinder, 12-top cover。
Detailed description of the invention
Develop simultaneously embodiment below in conjunction with accompanying drawing, describe the present invention。
As shown in Figure 1, the invention provides the low overload of a kind of double; two pressure chamber super bore of long guide rod three without catapult-launching gear, this device includes launching cylinder 11, drug cassette body 10, the fire in a stove before fuel is added 1, propellant powder 2, spout cover 4, Air-tight piston 7, long guide rod 8 and top cover 12, and peripheral unit is trajectile 9；
The described inside launching cylinder 11 is concentric small one and large one two opening cavitys, and the place of passing through mutually of big cavity and areola is right angle platform terrace；On the inner peripheral surface of big cavity, processing has thread segment, thread segment to extend to right angle platform terrace place；
The inside of described drug cassette body 10 is provided with two cavitys, and two cavitys are coaxial and are positioned at the two ends of drug cassette body 10, and two cavitys are connected by the spout 5 of processing in drug cassette body；On the outer circumference surface of drug cassette body 10, processing has and the external screw thread launching the big cavity screw-internal thread fit of cylinder 11；
Described drug cassette body 10 is fixedly connected on the big cavity inside launching cylinder 11 by external screw thread, drug cassette body 10 is sequentially arranged with spout cover 4, propellant powder 2 and the fire in a stove before fuel is added 1 in the cavity launch the big cavities open one end of cylinder 11, described spout cover 4 is fitted in the bottom of this cavity and is closed by spout 5, spacing is left between described propellant powder 2 and spout cover 4, the cavity that this spacing produces forms altitude chamber 3, the described fire in a stove before fuel is added 1 is fixedly mounted on the arrival end of this cavity, and the fire in a stove before fuel is added 1 contacts with propellant powder 2；Air-tight piston 7 is arranged in the areola launching cylinder 11, and described Air-tight piston 7 will be closed towards the cavity launching cylinder 11 areola one end in drug cassette body 10, and this closing cavity forms low-pressure chamber 6；Described top cover 12 is fixedly connected on the outer circumference surface launching cylinder 11 areola one end, and the internal diameter of described top cover 12 is less than the external diameter of Air-tight piston 7；One end of described long guide rod 8 is positioned at the areola inside and the end contact with Air-tight piston 7 of launching cylinder 11, and the other end is positioned at the outside launching cylinder 11 fixing connection trajectile 9。
The described areola diameter launching cylinder 11 and ejection guns bore are 16mm, inner trajectory stroke 352mm, nozzle diameter 1.0mm, and spout cover 4 adopts two panels thickness to be 0.1mm aluminum spout cover, and the volume of altitude chamber 3 is 1259mm3, the original volume 5035mm of low-pressure chamber 63。
Work process: after the fire in a stove before fuel is added 1 lights propellant powder 2, propellant powder 2 burns in altitude chamber 3, produce high-temperature high-pressure fuel gas, when gaseous-pressure reaches certain value, break through the spout cover 4 at spout 5 place, combustion gas enters low-pressure chamber 6, low-pressure chamber 6 pressure raises immediately, when low-pressure chamber 6 pressure reaches to start pressure, promotes Air-tight piston 7 launching setting in motion in cylinder 11, long guide rod 8 and the object 9 promotion at Air-tight piston 7 of being launched connected firmly with it bend down accelerated motion, complete low overload inner trajectory stroke。
Long guide rod 8 and being launched of connecting firmly with it are after object 9 leaves and launch cylinder 11, Air-tight piston 7 be installed in launch cylinder 11 foremost, internal diameter is slightly less than the annular top cover 12 launching cylinder 11 bore and stops, combustion gas is closed in transmitting inner barrel, nozzle does not have powder gases ejection, is achieved in three without launching。
Under 45 ° of firing angles of facing upward, quality 2kg is launched object (containing guide rod), launches maximum overload 90g during range 50m, launches maximum overload 240g during range 80m, launches maximum overload 310g during range 100m, impact lateral deviation 0.2～0.5m。Achieve the low overload three of micro robot without launching, micro robot laying needs quick, safe and accurate can be met。
In sum, these are only presently preferred embodiments of the present invention, be not intended to limit protection scope of the present invention。All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention。
Claims (4)
1. the low overload of double; two pressure chamber super bores of long guide rod three is without catapult-launching gear, it is characterized in that, this catapult-launching gear includes: launch cylinder (11), drug cassette body (10), the fire in a stove before fuel is added (1), propellant powder (2), spout cover (4), Air-tight piston (7), long guide rod (8) and top cover (12), and peripheral unit is trajectile (9)；
The described inside launching cylinder (11) is concentric small one and large one two opening cavitys, and the place of passing through mutually of big cavity and areola is right angle platform terrace；
The inside of described drug cassette body (10) is provided with two cavitys, and two cavitys are coaxial and are positioned at the two ends of drug cassette body (10), and two cavitys are connected by the spout (5) of the upper processing of drug cassette body (10)；
Described drug cassette body (10) is fixedly connected on the big cavity inside launching cylinder (11), drug cassette body (10) is sequentially arranged with spout cover (4) in the cavity launch the big cavities open one end of cylinder (11), propellant powder (2) and the fire in a stove before fuel is added (1), described spout cover (4) is fitted in the bottom of this cavity and is closed by spout (5), spacing is left between described propellant powder (2) and spout cover (4), the cavity that this spacing produces forms altitude chamber (3), the described fire in a stove before fuel is added (1) is fixedly mounted on the arrival end of this cavity, the fire in a stove before fuel is added (1) contacts with propellant powder (2)；Air-tight piston (7) is arranged in the areola launching cylinder (11), described Air-tight piston (7) will be closed towards the cavity launching cylinder (11) areola one end in drug cassette body (10), and this closing cavity forms low-pressure chamber (6)；Described top cover (12) is fixedly connected on the outer circumference surface launching cylinder (11) areola one end, and the internal diameter of described top cover (12) is less than the external diameter of Air-tight piston (7)；One end of described long guide rod (8) is positioned at the areola inside and the end contact with Air-tight piston (7) of launching cylinder (11), and the other end is positioned at the outside launching cylinder (11) fixing connection trajectile (9)。
2. the low overload of the pressure chamber super bores of long guide rod as claimed in claim 1 double; two three is without catapult-launching gear, it is characterized in that, the described areola diameter launching cylinder (11) and ejection guns bore are 16mm, inner trajectory stroke is 352mm, nozzle diameter is 1.0mm, the thickness 0.2mm of spout cover (4), the volume of altitude chamber (3) is 1259mm3, the original volume 5035mm of low-pressure chamber (6)3。
3. the low overload of the pressure chamber super bores of long guide rod as claimed in claim 1 or 2 double; two three is without catapult-launching gear, it is characterised in that described spout cover (4) is the use of two panels overlap, and every thickness is 0.1mm。
4. the low overload of the pressure chamber super bores of long guide rod as claimed in claim 1 or 2 double; two three is without catapult-launching gear, it is characterised in that the material employing aluminum of described spout cover (4)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610058663.8A CN105698606A (en) | 2016-01-28 | 2016-01-28 | Dual-pressure-chamber long-guide-rod super-caliber low-overload three-no ejection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610058663.8A CN105698606A (en) | 2016-01-28 | 2016-01-28 | Dual-pressure-chamber long-guide-rod super-caliber low-overload three-no ejection device |
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| Publication Number | Publication Date |
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| CN105698606A true CN105698606A (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610058663.8A Pending CN105698606A (en) | 2016-01-28 | 2016-01-28 | Dual-pressure-chamber long-guide-rod super-caliber low-overload three-no ejection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218845A (en) * | 2017-06-09 | 2017-09-29 | 北京理工大学 | A kind of integrated small-sized military load jettison system of function and its method of jettisoninging |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3060855A (en) * | 1955-08-29 | 1962-10-30 | Olin Mathieson | Cartridges and cartridge firing apparatus |
| CN2845875Y (en) * | 2005-11-25 | 2006-12-13 | 张德惠 | Ejecting mechanism |
| CN102937656A (en) * | 2012-10-30 | 2013-02-20 | 北京理工大学 | Ultra-caliber launching overload testing method and system |
-
2016
- 2016-01-28 CN CN201610058663.8A patent/CN105698606A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3060855A (en) * | 1955-08-29 | 1962-10-30 | Olin Mathieson | Cartridges and cartridge firing apparatus |
| CN2845875Y (en) * | 2005-11-25 | 2006-12-13 | 张德惠 | Ejecting mechanism |
| CN102937656A (en) * | 2012-10-30 | 2013-02-20 | 北京理工大学 | Ultra-caliber launching overload testing method and system |
Non-Patent Citations (1)
| Title |
|---|
| 施家栋 等: ""抛投式机器人低过载弹射装置优化设计"", 《北京理工大学学报》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218845A (en) * | 2017-06-09 | 2017-09-29 | 北京理工大学 | A kind of integrated small-sized military load jettison system of function and its method of jettisoninging |
| CN107218845B (en) * | 2017-06-09 | 2018-07-27 | 北京理工大学 | A kind of small-sized military load jettison system and its method of jettisoninging that function is integrated |
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Application publication date: 20160622 |