CN211391705U - Unmanned aerial vehicle parachute jettison device - Google Patents
Unmanned aerial vehicle parachute jettison device Download PDFInfo
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- CN211391705U CN211391705U CN201922351201.7U CN201922351201U CN211391705U CN 211391705 U CN211391705 U CN 211391705U CN 201922351201 U CN201922351201 U CN 201922351201U CN 211391705 U CN211391705 U CN 211391705U
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Abstract
The embodiment of the application discloses unmanned aerial vehicle parachute jettison device includes: a housing and an upper cover; a driving component and an ejection component are arranged in the shell; the ejection assembly comprises a bottom plate, an ejection cylinder, an air outlet cylinder and a compressed gas bottle; the air outlet cylinder is fixed at the top of the ejection cylinder and is communicated with the inside of the ejection cylinder; a spring, a slide block and a firing pin are arranged in the ejection barrel; the sliding block is connected with the ejection barrel in a sliding manner; the firing pin is fixed at the top of the sliding block; the top of the air outlet cylinder is provided with a first through hole corresponding to the firing pin; the compressed gas bottle is detachably connected with the gas outlet cylinder through the first through hole; the air outlet cylinder is connected with the upper cover through an air outlet pipeline; the driving component is connected with a plate buckle in a driving way; the sliding block is provided with a clamping groove; the wall of the ejection barrel is correspondingly provided with a second through hole; the board fastener is clamped with the clamping groove through the second through hole. The utility model discloses improve the parachute-opening speed of parachute greatly, can reach the effect of parachute-opening in the twinkling of an eye to the protection effect has been improved.
Description
Technical Field
The application relates to the technical field of unmanned aerial vehicles, especially, relate to an unmanned aerial vehicle parachute jettison device.
Background
Unmanned aerial vehicle patrols and examines one of the main appurtenance of operation as the electric wire netting, has used widely in electric wire netting system comprehensively. In special operation, a multi-load multi-rotor unmanned aerial vehicle such as an M600 series is usually used, and a sensor with a value which is several times higher than that of a flight platform is carried for application operation, such as a three-dimensional laser radar, a fire-spraying obstacle-clearing device, an ultraviolet camera and the like, so that the value is tens of thousands to millions; because the power grid space environment is complicated, the degree of difficulty of unmanned aerial vehicle flight operation is very big, and aircraft itself does not have any initiative safety arrangement, in case the crash inevitably causes serious equipment damage, causes third party accident harm even.
At present, current unmanned aerial vehicle parachute protection device opens the parachute at a slow speed, can not do the parachute in the twinkling of an eye, greatly reduced the protection effect, for this, the utility model provides an unmanned aerial vehicle parachute jettison device.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides an unmanned aerial vehicle parachute jettison device for improve the parachute opening speed of parachute greatly, can reach the effect of parachute opening in the twinkling of an eye, thereby improved the protection effect.
In view of this, this application provides an unmanned aerial vehicle parachute jettison device, includes: a housing and an upper cover;
a driving component and an ejection component are arranged in the shell;
the ejection assembly comprises a bottom plate, an ejection cylinder, an air outlet cylinder and a compressed gas bottle;
the ejection barrel is fixed on the bottom plate;
the air outlet cylinder is fixed at the top of the ejection cylinder and is communicated with the inside of the ejection cylinder;
a spring, a sliding block and a firing pin are arranged in the ejection barrel;
one end of the spring is connected with the bottom plate, and the other end of the spring is connected with the bottom of the sliding block;
the sliding block is connected with the ejection barrel in a sliding manner;
the firing pin is fixed at the top of the sliding block;
the top of the air outlet cylinder is provided with a first through hole corresponding to the firing pin;
the compressed gas bottle is positioned right above the gas outlet cylinder and is detachably connected with the gas outlet cylinder through the first through hole;
the air outlet cylinder is connected with the upper cover through an air outlet pipeline;
the driving component is in driving connection with a plate buckle;
the sliding block is provided with a clamping groove which is used for being matched with the plate buckle to realize clamping connection;
the wall of the ejection barrel is correspondingly provided with a second through hole;
the plate fastener is clamped with the clamping groove through the second through hole.
Optionally, the number of the air outlet pipelines is three;
the three air outlet pipelines are uniformly arranged on the outer side wall of the air outlet cylinder along the circumferential direction, and the air outlet pipelines are communicated with the inside of the air outlet cylinder.
Optionally, a third through hole is formed in the wall of the air outlet cylinder;
the air outlet cylinder is connected with the air outlet pipeline through a third through hole.
Optionally, a first connecting piece is arranged at the upper end of the air outlet pipeline;
the bottom of the upper cover is provided with a second connecting piece matched with the first connecting piece;
the air outlet pipeline is connected with the upper cover through the first connecting piece.
Optionally, an internal thread is arranged on the wall of the first through hole;
the bottle mouth of the compressed gas bottle is provided with an external thread;
the compressed gas bottle is in threaded connection with the gas outlet cylinder.
Optionally, a slide way is arranged on the inner wall of the ejection cylinder;
the sliding block is connected with the ejection barrel in a sliding mode through the sliding way.
Optionally, a single chip microcomputer, a tilt angle sensor and an acceleration sensor are further arranged in the shell;
the inclination angle sensor and the acceleration sensor are both electrically connected with the single chip microcomputer;
the single chip microcomputer is electrically connected with the driving assembly.
Optionally, the striker is integrally formed with the slide.
Optionally, the drive assembly is a motor;
the motor is in driving connection with the board fastener through a cam mechanism.
Optionally, a parachute is disposed within the housing;
the parachute and the air outlet pipeline are detachably connected.
According to the technical scheme, the embodiment of the application has the following advantages: this device passes through drive assembly drive plate buckle and rotates, and then makes plate buckle and draw-in groove separation, and the spring resumes compression deformation this moment, promotes the slider and upwards slides, fixes firing pin rebound thereupon on the slider, finally punctures the compressed gas bottle, makes the gaseous release in the bottle in the twinkling of an eye to can be fast open the upper cover bullet, realize the purpose of parachute-opening in the twinkling of an eye, improve the parachute-opening speed of parachute greatly, improve the protection effect.
Drawings
Fig. 1 is a schematic structural diagram of an unmanned aerial vehicle parachute ejection device in the embodiment of the present application;
fig. 2 is a schematic structural diagram of an ejection assembly in an embodiment of the present application;
FIG. 3 is a schematic structural diagram of a shooting pot according to an embodiment of the present application;
wherein the reference numerals are:
1-shell, 2-upper cover, 3-ejection cylinder, 4-air outlet cylinder, 5-compressed air bottle, 6-bottom plate, 7-air outlet pipeline, 8-buckle, 21-second connecting piece, 31-spring, 32-slide block, 33-firing pin, 34-second through hole, 71-first connecting piece and 321-clamping groove.
Detailed Description
In order to make the technical solutions of the present application better understood, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The application provides an embodiment of an unmanned aerial vehicle parachute ejection device, and particularly refers to fig. 1 to 3.
Unmanned aerial vehicle parachute jettison device in this embodiment includes: the ejection device comprises a shell 1 and an upper cover 2, wherein a driving assembly and an ejection assembly are arranged in the shell 1, the ejection assembly comprises a bottom plate 6, an ejection cylinder 3, an air outlet cylinder 4 and a compressed gas bottle 5, the ejection cylinder 3 is fixed on the bottom plate 6, the air outlet cylinder 4 is fixed at the top of the ejection cylinder 3, the air outlet cylinder 4 is communicated with the inside of the ejection cylinder 3, a spring 31, a sliding block 32 and a firing pin 33 are arranged in the ejection cylinder 3, one end of the spring 31 is connected with the bottom plate 6, and the other end of the spring 31 is connected with the bottom of the sliding; the slide block 32 is connected with the ejection barrel 3 in a sliding way, and the firing pin 33 is fixed at the top of the slide block 32; the top of the air outlet cylinder 4 is provided with a first through hole corresponding to the striker 33, the compressed gas bottle 5 is positioned right above the air outlet cylinder 4, and the compressed gas bottle 5 is detachably connected with the air outlet cylinder 4 through the first through hole; the air outlet cylinder 4 is connected with the upper cover 2 through an air outlet pipeline 7; the driving component is connected with the board fastener 8 in a driving mode, the sliding block 32 is provided with a clamping groove 321 used for being matched with the board fastener 8 to achieve clamping, the wall of the ejection barrel 3 is correspondingly provided with a second through hole 34, and the board fastener 8 is clamped with the clamping groove 321 through the second through hole 34.
It should be noted that: this device passes through drive assembly drive buckle 8 and rotates, and then makes buckle 8 and draw-in groove 321 separation, and spring 31 resumes compression deformation this moment, promotes slider 32 upwards and slides, fixes firing pin 33 on slider 32 along with the rebound, finally punctures compressed gas bottle 5, makes the gaseous release in the bottle in the twinkling of an eye to can be fast 2 bounces of upper cover, realize the mesh of parachute-opening in the twinkling of an eye, improved the parachute-opening speed of parachute greatly, improved the protection effect.
The above is a first embodiment of the launching device for a parachute of an unmanned aerial vehicle provided in the embodiment of the present application, and the following is a second embodiment of the launching device for a parachute of an unmanned aerial vehicle provided in the embodiment of the present application, please refer to fig. 1 to 3 specifically.
Unmanned aerial vehicle parachute jettison device in this embodiment includes: a housing 1 and an upper cover 2; a driving component and an ejection component are arranged in the shell 1; the ejection assembly comprises a bottom plate 6, an ejection cylinder 3, an air outlet cylinder 4 and a compressed gas bottle 5; the bottom plate 6 is fixed at the bottom of the shell 1, the ejection barrel 3 is fixed on the bottom plate 6, the air outlet barrel 4 is fixed at the top of the ejection barrel 3, and the air outlet barrel 4 is communicated with the inside of the ejection barrel 3; a spring 31, a slide block 32 and a firing pin 33 are arranged in the ejection barrel 3, one end of the spring 31 is connected with the bottom plate 6, and the other end is connected with the bottom of the slide block 32; the slide block 32 is connected with the ejection barrel 3 in a sliding way, and the firing pin 33 is fixed at the top of the slide block 32; the top of the air outlet cylinder 4 is provided with a first through hole corresponding to the striker 33, the compressed gas bottle 5 is positioned right above the air outlet cylinder 4, and the compressed gas bottle 5 is detachably connected with the air outlet cylinder 4 through the first through hole; the air outlet cylinder 4 is connected with the upper cover 2 through an air outlet pipeline 7; the drive assembly is fixed in the casing 1, and the drive assembly drive is connected with the board and buckles 8, offers on the slider 32 to be used for cooperating with the board and realizes the draw-in groove 321 of joint, corresponds on the section of thick bamboo wall of a bullet section of thick bamboo 3 and has seted up second through-hole 34, and the board is buckled 8 and is buckled with draw-in groove 321 joint through second through-hole 34.
The compressed gas bottle 5 is filled with compressed gas, wherein the compressed gas may be carbon dioxide.
The number of the air outlet pipelines 7 is three, the three air outlet pipelines 7 are uniformly arranged on the outer side wall of the air outlet cylinder 4 along the circumferential direction, the air outlet pipelines 7 are communicated with the inside of the air outlet cylinder 4, and compressed air can be rapidly conveyed to the upper cover 2 by simultaneously discharging air through the three air outlet pipelines 7, so that the upper cover 2 is bounced off, and meanwhile, the air outlet pipelines 7 are in a triangular support structure and are firmer and more durable; the outlet pipe 7 may be made of an impact-resistant plastic material.
Specifically, a third through hole is formed in the wall of the gas outlet cylinder 4, and the gas outlet cylinder 4 is connected with the gas outlet pipeline 7 through the third through hole and used for conveying gas released by the compressed gas bottle 5 to the upper cover 2 along the gas outlet pipeline 7.
The upper end of outlet pipe 7 is provided with first connecting piece 71, and the bottom of upper cover 2 is provided with second connecting piece 21 with first connecting piece 71 matched with, and outlet pipe 7 is connected with upper cover 2 through first connecting piece 71, connects more stably, is convenient for simultaneously to pop open upper cover 2.
Be provided with the internal thread on the pore wall of first through-hole, the bottleneck of compressed gas bottle 5 is provided with the external screw thread, and compressed gas bottle 5 and 4 threaded connection of gas outlet cylinder adopt threaded connection's mode to fix compressed gas bottle 5 in the top of gas outlet cylinder 4, and the installation is convenient with the dismantlement, can quick replacement compressed gas bottle 5 after the use, reaches reuse's function.
Be provided with the slide on the inner wall of a bullet section of thick bamboo 3, slider 32 passes through slide and a bullet section of thick bamboo 3 sliding connection, makes slider 32 slide more steady, and the removal effect is better.
Still be provided with singlechip, inclination sensor and acceleration sensor in the casing 1, inclination sensor and acceleration sensor all are connected with the singlechip electricity, and the singlechip is connected with drive assembly electricity.
It should be noted that: the device comprises an inclination angle sensor, an acceleration sensor, a singlechip, a driving assembly, a remote controller, a serial port/PWM (pulse width modulation), a controller and a controller, wherein the inclination angle sensor and the acceleration sensor detect the flight state of the unmanned aerial vehicle in real time and transmit signals to the singlechip, when the singlechip detects that the attitude inclination angle exceeds 60 degrees or the falling acceleration exceeds 0.5G for 1.6 seconds, the singlechip automatically triggers and controls the driving assembly to move, so that the function of automatic parachute opening is realized, meanwhile, the device can also adopt the remote controller to control manual parachute opening, namely, the remote controller is in; two kinds of trigger mode, redundant protection guarantee that unmanned aerial vehicle opens the umbrella smoothly when falling.
It can be understood that: the striker 33 may be integrally formed with the slider 32, and may be fixed to an upper surface of the slider 32 by a fixing member, which is not limited herein.
The driving component can be a motor, and the motor drives the connecting buckle 8 through a cam mechanism to enable the buckle 8 to rotate, so that the buckle is bounced off from the clamping groove 321 of the sliding block 32.
Be provided with the parachute in the casing 1, the parachute can be dismantled with outlet duct 7 and be connected, and outlet duct 7 can regard as the parachute support promptly, convenient to use.
When the system is implemented specifically, the single chip microcomputer automatically detects the flight state of the aircraft, when the single chip microcomputer detects that the aircraft is out of control or receives a signal given by the serial port/PWM, the single chip microcomputer opens the parachute, the traction parachute and the main parachute are popped up within 1 second, and the traction parachute is unfolded at the highest speed and assists the main parachute to be inflated, unfolded, decelerated and slowly descended. The device has effectively ensured unmanned aerial vehicle and has slowly fallen in the safety of emergency situation, has promoted the holistic safety protection level of unmanned aerial vehicle and equipment, has alleviated the pressure when flying hand operating equipment, has reduced the unexpected air crash of equipment and has caused economic loss and damage risk.
The above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (10)
1. An unmanned aerial vehicle parachute jettison device which characterized in that includes: a housing and an upper cover;
a driving component and an ejection component are arranged in the shell;
the ejection assembly comprises a bottom plate, an ejection cylinder, an air outlet cylinder and a compressed gas bottle;
the ejection barrel is fixed on the bottom plate;
the air outlet cylinder is fixed at the top of the ejection cylinder and is communicated with the inside of the ejection cylinder;
a spring, a sliding block and a firing pin are arranged in the ejection barrel;
one end of the spring is connected with the bottom plate, and the other end of the spring is connected with the bottom of the sliding block;
the sliding block is connected with the ejection barrel in a sliding manner;
the firing pin is fixed at the top of the sliding block;
the top of the air outlet cylinder is provided with a first through hole corresponding to the firing pin;
the compressed gas bottle is positioned right above the gas outlet cylinder and is detachably connected with the gas outlet cylinder through the first through hole;
the air outlet cylinder is connected with the upper cover through an air outlet pipeline;
the driving component is in driving connection with a plate buckle;
the sliding block is provided with a clamping groove which is used for being matched with the plate buckle to realize clamping connection;
the wall of the ejection barrel is correspondingly provided with a second through hole;
the plate fastener is clamped with the clamping groove through the second through hole.
2. An unmanned aerial vehicle parachute ejection device as in claim 1, wherein the number of the air outlet pipes is three;
the three air outlet pipelines are uniformly arranged on the outer side wall of the air outlet cylinder along the circumferential direction, and the air outlet pipelines are communicated with the inside of the air outlet cylinder.
3. The unmanned aerial vehicle parachute ejection device of claim 1, wherein a third through hole is formed in the wall of the air outlet cylinder;
the air outlet cylinder is connected with the air outlet pipeline through a third through hole.
4. An unmanned aerial vehicle parachute ejection device as in claim 1, wherein a first connector is provided at an upper end of the air outlet pipe;
the bottom of the upper cover is provided with a second connecting piece matched with the first connecting piece;
the air outlet pipeline is connected with the upper cover through the first connecting piece.
5. An unmanned aerial vehicle parachute ejection device according to claim 1, wherein an internal thread is provided on a wall of the first through hole;
the bottle mouth of the compressed gas bottle is provided with an external thread;
the compressed gas bottle is in threaded connection with the gas outlet cylinder.
6. An unmanned aerial vehicle parachute ejection device as in claim 1, wherein a slide is disposed on an inner wall of the ejection barrel;
the sliding block is connected with the ejection barrel in a sliding mode through the sliding way.
7. An unmanned aerial vehicle parachute ejection device according to claim 1, wherein a single chip microcomputer, an inclination angle sensor and an acceleration sensor are further arranged in the housing;
the inclination angle sensor and the acceleration sensor are both electrically connected with the single chip microcomputer;
the single chip microcomputer is electrically connected with the driving assembly.
8. An unmanned aerial vehicle parachute ejection device as in claim 1, wherein the striker is integrally formed with the slider.
9. An unmanned aerial vehicle parachute ejection device as in claim 1, wherein the drive assembly is a motor;
the motor is in driving connection with the board fastener through a cam mechanism.
10. An unmanned aerial vehicle parachute ejection device as in claim 1, wherein a parachute is disposed within the housing;
the parachute and the air outlet pipeline are detachably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922351201.7U CN211391705U (en) | 2019-12-24 | 2019-12-24 | Unmanned aerial vehicle parachute jettison device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922351201.7U CN211391705U (en) | 2019-12-24 | 2019-12-24 | Unmanned aerial vehicle parachute jettison device |
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| Publication Number | Publication Date |
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| CN211391705U true CN211391705U (en) | 2020-09-01 |
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| CN201922351201.7U Active CN211391705U (en) | 2019-12-24 | 2019-12-24 | Unmanned aerial vehicle parachute jettison device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114980624A (en) * | 2022-06-28 | 2022-08-30 | 合肥领盛电子有限公司 | Frame before ultra-thin LED display of jumbo size |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114980624A (en) * | 2022-06-28 | 2022-08-30 | 合肥领盛电子有限公司 | Frame before ultra-thin LED display of jumbo size |
| CN114980624B (en) * | 2022-06-28 | 2023-12-01 | 合肥领盛电子有限公司 | Front frame of large-size ultrathin LED display |
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