CN104501665B - Stepwise shearing type orienting knob automatic releasing device - Google Patents
Stepwise shearing type orienting knob automatic releasing device Download PDFInfo
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- CN104501665B CN104501665B CN201410753233.9A CN201410753233A CN104501665B CN 104501665 B CN104501665 B CN 104501665B CN 201410753233 A CN201410753233 A CN 201410753233A CN 104501665 B CN104501665 B CN 104501665B
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Abstract
The invention relates to a stepwise shearing type orienting knob automatic releasing device, and belongs to the field of civil rockets. The stepwise shearing type orienting knob automatic releasing device comprises a locking screw, an orienting knob, a positioning barrel, a pull rod, a support block and a screw cover, wherein the positioning barrel is arranged on the side wall of the back end of an elastic body in a sleeving way; the pull rod is inserted into a rectangular hole in a positioning barrel boss; the orienting knob is fixed on the outer side plate surface of a locking screw connecting hole in the front end of the pull rod by welding; the locking screw passes through a stepped through hole in the center of the orienting knob in order that the front end of the locking screw is in threaded connection with a threaded hole in the side wall of the elastic body; the support block is fixed on the inner side plate surface of a support block connecting hole in the back end of the pull rod through a screw; the front end of the support block is pressed against the side wall of the elastic body in order that the pull rod is parallel to the axis of the elastic body. The stepwise shearing type orienting knob automatic releasing device is simple in structure, is convenient to assemble, and has important popularization and application values; on the premise of ensuring the original basic functions of positioning, locking and the like, an automatic releasing function during emission is realized, and the adaptability of a civil rocket is greatly enhanced.
Description
Technical field
The present invention relates to a kind of substep shearing orientation button automatic releasing device, belong to civil rocket bullet field.
Background technology
In civil rocket bullet transportation, mainly by positioned at rocket projectile afterbody orient button play positioning,
Guiding and locking effect;In emission process, its with rocket gun tube helical guide groove cooperation it is ensured that rocket
Make low-speed rotation, motor power is eccentric and body profile is asymmetric unfavorable to reduce after ejecting gun muzzle
Impact.
At present, civil rocket bullet develops to precise guidance direction, and its inertial navigation system is in the case of missile rotation
Cannot normal work, for ensureing the suitability of guided rocket bullet and conventional belt helical guide groove gun tube it is desirable to orientation
Button being capable of Automatic-falling in emission process.
Although existing structure can achieve the function that comes off of orientation button, need manually to go to grasp before rocket bomb transmitting
Make, not only extend launch time, and potential certain potential safety hazard.
Content of the invention
The invention aims to the function that comes off of solving tradition orientation button structure needs manually to operate, can prolong
Long launch time, there is potential safety hazard, and a kind of structure reliability, the orientation button of function admirable are provided
Automatic releasing device.
The purpose of the present invention is achieved through the following technical solutions:
A kind of substep shearing orientation button automatic releasing device of the present invention, include locking screws, orient button,
Positioning tube, pull bar, block and blind nut;
The center of orientation button has stepped throughhole, the inwall processing of orientation button stepped throughhole upper end large hole
There is female thread;
Locking screws include lower end thread segment and upper end cylinder positioning section, the thread segment of locking screws and positioning
Annular cut groove is had between section;The external diameter of locking screws positioning section and the internal diameter phase orienting button lower end smaller hole
Coupling;
Positioning tube is columnar structured, and the internal diameter of positioning tube is matched with the external diameter of body rear end, positioning tube
Front end outer wall extends outward the boss that external diameter is more than gun tube afterbody, and this boss axially has and orients button
The rectangular opening that distributing position matches;
Back end of tie rod is matched with the width of rectangular opening on positioning tube boss for width, and the front end edge of pull bar is vertical
The direction of plate face has the locking screws connecting hole that aperture is matched with locking screws positioning section external diameter, pull bar
Rear end has a block connecting hole along the direction of vertical plate face;
Positioning tube is enclosed within body rear end side wall, and pull bar inserts the rectangular opening on positioning tube boss, and pull bar front end is closed
The outside plate face of lock mode connects for screw hole site is welded and fixed orientation button, and locking screws pass through the rank at orientation button center
, so as to be threadeded with the screwed hole playing body sidewall in front end, orientation button stepped throughhole upper end is relatively for scalariform through hole
The threaded blind nut of big in the hole, the locking screws after preventing from cutting off outwards are scurried out;Back end of tie rod props up block and connects
By fixing block of screw, the front end of a block is against bullet body sidewall, makes pull bar and body inner side plate face at hole
Diameter parallel.
Operation principle
During rocket projectile transport, orientation button is fixed with body sidewall thread by locking screws, can bear circumference punching
Hit power, complete the basic functions such as positioning and locking;And when launching, body is under rocket engine thrust
Preshoot, the boss of positioning tube front end outer wall is stopped by gun tube afterbody, cuts off the locking screws in orientation button,
Thus reaching automatic unbuckling purpose.
Beneficial effect
The orientation button automatic releasing device structure of the present invention is simple, easy to assembly, is ensureing original positioning, is closing
Lock etc. it is achieved that automatic unbuckling function during transmitting, drastically increases civilian guided rocket bullet on basic function
Suitability, there is important application value.
Brief description
Fig. 1 orients the semi-cutaway of button automatic releasing device for the present invention;
Fig. 2 orients the sectional view orienting button in button automatic releasing device for the present invention;
Fig. 3 orients the structure chart of locking screws in button automatic releasing device for the present invention;
Fig. 4 orients the right view of positioning tube in button automatic releasing device for the present invention;
Fig. 5 orients the structure chart of pull bar in button automatic releasing device for the present invention;
Wherein, 1- locking screws;2- orients button;3- positioning tube;4- pull bar;5- props up block;6- blind nut;7-
Screw.
Specific embodiment
With reference to the accompanying drawings and examples present disclosure is further described:
Embodiment
A kind of substep shearing orientation button automatic releasing device of the present invention, as shown in figure 1, include locking spiral shell
Nail 1, orientation button 2, positioning tube 3, pull bar 4, a block 5, blind nut 6 and screw 7;
As shown in Fig. 2 the center of orientation button 2 has stepped throughhole, orient button 2 stepped throughhole upper end
The inwall of large hole is machined with female thread;
As shown in figure 3, locking screws 1 include lower end thread segment and upper end cylinder positioning section, locking screws 1
Thread segment and positioning section between have annular cut groove;The external diameter of locking screws 1 positioning section and orientation button 2
The internal diameter of lower end smaller hole matches;
As shown in figure 4, positioning tube 3 is columnar structured, the external diameter of the internal diameter of positioning tube 3 and body rear end
Match, the front end outer wall of positioning tube 3 extends outward the boss that external diameter is more than gun tube afterbody, on this boss
Axially have and orient the rectangular opening that the distributing position of button matches;
As shown in figure 5, pull bar 4 rear end is matched with the width of rectangular opening on positioning tube 3 boss for width,
The direction of the vertical plate face of front end edge of pull bar 4 has aperture and closing that locking screws 1 positioning section external diameter matches
Lock screw connecting hole, the rear end of pull bar 4 has a block connecting hole along the direction of vertical plate face;
Positioning tube 3 is enclosed within body rear end side wall, and pull bar 4 inserts the rectangular opening on positioning tube 3 boss, pull bar 4
The outside plate face that front end locking screws connect hole site is welded and fixed orientation button 2, and locking screws 1 pass through orientation button
, so as to be threadeded with the screwed hole playing body sidewall in front end, orientation button 2 is stepped for the stepped throughhole at 2 centers
The threaded blind nut 6 of the larger in the hole in through hole upper end, the locking screws 1 after preventing from cutting off outwards are scurried out;Pull bar
The inner side plate face of 4 rear ends Zhi Kuai connection hole passes through fixing block 5 of screw 7, and the front end of a block 5 is against body
Side wall, makes pull bar 4 parallel with elastomer axis.
Operation principle
During rocket projectile transport, orientation button 2 is fixed with body sidewall thread by locking screws 1, can bear week
To impulsive force, complete the basic functions such as positioning and locking;And when launching, body is made in rocket engine thrust
Use lower preshoot, the boss of positioning tube 3 front end outer wall is stopped by gun tube afterbody, cut off in orientation button 2
Locking screws 1, thus reach automatic unbuckling purpose.
Claims (2)
1. a kind of substep shearing orientation button automatic releasing device, is characterized in that:Including locking screws, orientation
Button, positioning tube, pull bar, block and blind nut;
The center of orientation button has stepped throughhole, the inwall processing of orientation button stepped throughhole upper end large hole
There is female thread;
Locking screws include lower end thread segment and upper end cylinder positioning section, the thread segment of locking screws and positioning
Annular cut groove is had between section;The external diameter of locking screws positioning section and the internal diameter phase orienting button lower end smaller hole
Coupling;
Positioning tube is columnar structured, and the internal diameter of positioning tube is matched with the external diameter of body rear end, positioning tube
Front end outer wall extends outward the boss that external diameter is more than gun tube afterbody, and this boss axially has and orients button
The rectangular opening that distributing position matches;
Back end of tie rod is matched with the width of rectangular opening on positioning tube boss for width, and the front end edge of pull bar is vertical
The direction of plate face has the locking screws connecting hole that aperture is matched with locking screws positioning section external diameter, pull bar
Rear end has a block connecting hole along the direction of vertical plate face;
Positioning tube is enclosed within body rear end side wall, and pull bar inserts the rectangular opening on positioning tube boss, and pull bar front end is closed
The outside plate face of lock mode connects for screw hole site is welded and fixed orientation button, and locking screws pass through the rank at orientation button center
Scalariform through hole is so as to be threadeded with the screwed hole playing body sidewall in front end;Back end of tie rod props up block connection hole
Inner side plate face is against bullet body sidewall, so that pull bar is put down with elastomer axis by fixing block of screw, the front end of a block
OK.
2. a kind of substep as claimed in claim 1 shearing orientation button automatic releasing device, is characterized in that:
The larger threaded blind nut of in the hole in described orientation button stepped throughhole upper end, prevents the locking screws after cutting off
Outwards scurry out.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410753233.9A CN104501665B (en) | 2014-12-11 | 2014-12-11 | Stepwise shearing type orienting knob automatic releasing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410753233.9A CN104501665B (en) | 2014-12-11 | 2014-12-11 | Stepwise shearing type orienting knob automatic releasing device |
Publications (2)
Publication Number | Publication Date |
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CN104501665A CN104501665A (en) | 2015-04-08 |
CN104501665B true CN104501665B (en) | 2017-02-08 |
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Application Number | Title | Priority Date | Filing Date |
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CN201410753233.9A Active CN104501665B (en) | 2014-12-11 | 2014-12-11 | Stepwise shearing type orienting knob automatic releasing device |
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Country | Link |
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CN (1) | CN104501665B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111829391A (en) * | 2020-07-10 | 2020-10-27 | 北京星途探索科技有限公司 | Missile blocking and locking mechanism with controllable missile discharging speed |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4184408A (en) * | 1977-09-07 | 1980-01-22 | Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of National Defence | Shear pin release system |
CN101750214A (en) * | 2008-12-15 | 2010-06-23 | 北京航天发射技术研究所 | Simulation test device for firing attitude of rocket |
CN104034213A (en) * | 2014-05-28 | 2014-09-10 | 晋西工业集团有限责任公司 | Reliable cabin opening mechanism for rocket projectiles |
CN204421771U (en) * | 2014-12-11 | 2015-06-24 | 晋西工业集团有限责任公司 | The shearing directed button automatic releasing device of a kind of substep |
-
2014
- 2014-12-11 CN CN201410753233.9A patent/CN104501665B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4184408A (en) * | 1977-09-07 | 1980-01-22 | Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of National Defence | Shear pin release system |
CN101750214A (en) * | 2008-12-15 | 2010-06-23 | 北京航天发射技术研究所 | Simulation test device for firing attitude of rocket |
CN104034213A (en) * | 2014-05-28 | 2014-09-10 | 晋西工业集团有限责任公司 | Reliable cabin opening mechanism for rocket projectiles |
CN204421771U (en) * | 2014-12-11 | 2015-06-24 | 晋西工业集团有限责任公司 | The shearing directed button automatic releasing device of a kind of substep |
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CN104501665A (en) | 2015-04-08 |
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