CN200986412Y - Wireless remote control fuel gas bird-scaring gun - Google Patents
Wireless remote control fuel gas bird-scaring gun Download PDFInfo
- Publication number
- CN200986412Y CN200986412Y CN 200620123410 CN200620123410U CN200986412Y CN 200986412 Y CN200986412 Y CN 200986412Y CN 200620123410 CN200620123410 CN 200620123410 CN 200620123410 U CN200620123410 U CN 200620123410U CN 200986412 Y CN200986412 Y CN 200986412Y
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- Prior art keywords
- gun
- control relay
- fuel gas
- controller
- combustion
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- 239000002737 fuel gas Substances 0.000 title claims abstract description 49
- 239000007789 gas Substances 0.000 claims description 40
- 238000000034 method Methods 0.000 claims description 28
- 238000010304 firing Methods 0.000 claims description 13
- 239000010865 sewage Substances 0.000 claims description 7
- 230000006641 stabilisation Effects 0.000 claims description 4
- 238000011105 stabilization Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 8
- 230000003321 amplification Effects 0.000 description 5
- 238000003199 nucleic acid amplification method Methods 0.000 description 5
- 239000003502 gasoline Substances 0.000 description 4
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 3
- 239000003034 coal gas Substances 0.000 description 3
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 3
- 239000002360 explosive Substances 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 244000144992 flock Species 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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Abstract
The utility model provides a wireless remote control fuel gas anti-bird gun, and comprises a gun sounder, a signal receiving controller (14) connected with the gun sounder and a main controller (16). The gun sounder comprises a gun barrel (1), one end of which is closed; a drain (7) is provided at the bottom of the gun barrel, and is connected with a plugging bolt; a fuel gas intake port (2) and an ignition device (10) are provided at the bottom of the gun barrel; the fuel gas intake port is arranged on the underside of the ignition device, and is connected with a fuel gas control relay and a fuel gas storage tank in turn through a duct. The ignition device is connected with an ignition control relay through a duct; the fuel gas control relay and the ignition control relay are connected with the signal receiving controller, respectively. The signal receiving controller is connected with the main controller wirelessly. The utility model has proper structure, the cost is low, and gives sound of over 120 decibels, is capable of scaring flyers flying within 1000 meters high.
Description
Technical field
The utility model relates to a kind of scaring equipment, particularly a kind ofly can produce the cycle explosive sound, the airport flying bird be frightened the wireless remote control fuel-firing gas-firing Bird scaring gun of driveing.
Background technology
In the sky, airport the birds activity is usually arranged, the delay of these flying birds is having a strong impact on the normal taking-off and landing of aircraft with circling in the air, even bird is taken place knocks the machine incident away, and bumping against the energy that is produced will cause serious damage to aircraft.According to energy principle, the energy that flying bird is produced during with plane collision is directly proportional with the quality of flying bird/aircraft and the velocity squared of flying bird/aircraft, in a single day so when flying bird and plane collision incident taking place, not only the flying bird that quality is big will damage aircraft, and the fast aircraft that flies equally also can damage himself.There is data to show: the aircraft that flying speed is exceedingly fast, even aloft bump against with the extremely slow flying bird of flying speed, its energy of being produced of collision is equivalent to aircraft to be hit by a bullet, consequently gently then aircraft is caused damage, heavy then cause fatal crass's great aircraft accident.At present, take place in order to take precautions against above-mentioned incident, generally adopt dual mode, a kind of is the noiseless method of driveing, as scarecrow being set at the airport periphery, hanging dead bird and sticking trammel net or the like; Another kind is the sound method of driveing, as Chinese patent 98235670.6 Bird scaring guns, coal gas, the acetylene of some is entered gun barrel mix temporary transient the storage with air, adjust the time of firing interval and control high voltage package by the time relay, open switch again and make the work of igniting high voltage package, generation pressure outwards spurts and produces sound in gun barrel, reaches the purpose of dispersing flock of birds.Their weak point is: the noiseless method of driveing is merely able to the birds that circle in the air in the low latitude are worked, though above-mentioned Bird scaring gun sphere of action is big, simple gate can only be set, and sphere of action still is restricted.
The utility model content
Technical problem to be solved in the utility model provides a kind of Bird scaring gun, and it is not only rational in infrastructure, and is cheap, and can realize the wireless remote control operation, and the scaring sound that is sent is bigger, and the warn birds effect is more satisfactory.
The utility model Bird scaring gun, comprise the big gun sound-producing device, the big gun sound-producing device comprises the gun barrel of end sealing, but be respectively equipped with the fuel gas inlet port and the igniter of transporting combustible gases in the bottom of gun barrel, the fuel gas air inlet is positioned at the downside of igniter, the fuel gas air inlet is connected with fuel gas control relay and fuel gas reservoir tank successively by pipeline, igniter is connected with ignition control relay by pipeline, the bottom of gun barrel also is provided with sewage draining exit, and sewage draining exit is connected with the shutoff bolt; Comprise that also continuous signal receives controller and a master controller, the fuel gas control relay of big gun sound-producing device, ignition control relay receive controller with signal and link to each other respectively, and signal receives controller and links to each other by antenna and master controller are wireless.
Above-mentioned big gun sound-producing device is one or several, and it is corresponding with the big gun sound-producing device that signal receives controller.
Above-mentioned igniter comprises the igniting high voltage package, and an end of igniting high voltage package links to each other with ignition control relay, and the other end links to each other with igniter, and the nozzle of igniter is positioned at gun barrel.
Above-mentioned signal receive controller comprise microprocessor with its high-frequency receiver that links to each other respectively, ignition control relay, fuel gas control relay, combustion-supporting gas control relay, high-frequency receiver receives the main controller controls instruction, and microprocessor output control instruction is to ignition control relay, fuel gas control relay, combustion-supporting gas control relay.Microprocessor and high-frequency receiver are the little process chip of AT89C51.
Above-mentioned master controller comprise power supply stabilization circuit, loudness/big gun microprocessor with its keyboard that links to each other respectively, coded command microprocessor, the digital display tube of loudness, big gun number digital display tube and HF transmitter, the control instruction of HF transmitter is emitted to signal and receives controller.Loudness/big gun microprocessor, coded command microprocessor and HF transmitter are the little process chip of AT89C51.
Adopt said structure, because big gun sound-producing device and signal are received controller to be connected with master controller, wireless remote control by master controller, control fuel gas, the injection of combustion-supporting gas and the work of igniter in the big gun body respectively, fuel gas and combustion-supporting gas in the high-field electrode puncture big gun body that igniter produces, and make the blast of its mist sounding and produce the huge sound and flame, make flying bird be upset and produce fear in moment.Facts have proved, the acoustic pressure that the utility model Bird scaring gun is sent is more than 120 decibels, and impact is big, can frighten and drives the flying bird in 1000 meters high-altitudes of circling in the air, thereby effectively take precautions against and reduced the generation that bird knocks the machine incident away, guaranteed the normal taking-off and landing of aircraft.
Improvement as the utility model Bird scaring gun, between gun barrel barrel fuel gas air inlet and igniter, also be provided with the combustion-supporting gas air inlet, the combustion-supporting gas air inlet is connected with combustion-supporting gas control relay and combustion-supporting gas reservoir tank successively by pipeline, and the combustion-supporting gas control relay receives controller with signal and is connected.Like this, can substitute fuel gas with fuel oil.
As the further improvement of utility model Bird scaring gun, gun barrel links together by gun barrel fixed support and ground, or is installed on the mobile gun carriage by the gun barrel fixed support.Like this, not only can suit measures to local conditions to be provided with the utility model Bird scaring gun according to the airport actual conditions, and can be detained with the situation of circling in the air according to flying bird and all round implement to go on patrol operation on the airport, thereby make the utility model Bird scaring gun can cover any corner on airport, created good obstruction clearance criteria for the airport, further satisfied and driven the bird requirements of one's work in the scope of airport.
In a word, the utility model Bird scaring gun is rational in infrastructure, and is cheap, easy and simple to handle, and maintenance cost is low, drives bird efficient height.
Description of drawings
Following accompanying drawing is described further the specific embodiment of the utility model wireless remote control fuel-firing gas-firing Bird scaring gun.
Fig. 1 is the utility model wireless remote control fuel-firing gas-firing Bird scaring gun structural representation;
Fig. 2 is that signal receives the controller circuit theory diagrams among Fig. 1;
Fig. 3 is a main controller circuit schematic diagram among Fig. 1;
Fig. 4 is 1 a gunfire sound-producing device encoding state schematic diagram among Fig. 2;
Fig. 5 is 2 gunfire sound-producing device encoding state schematic diagrames among Fig. 2;
Fig. 6 is 3 gunfire sound-producing device encoding state schematic diagrames among Fig. 2;
Fig. 7 is 4 gunfire sound-producing device encoding state schematic diagrames among Fig. 2.
Wherein: 1 gun barrel; 2 fuel gas air inlets; 3 fuel gas control relays; 4 fuel gas reservoir tanks; 5 combustion-supporting gas reservoir tanks; 6 shutoff bolts; 7 sewage draining exits; 8 combustion-supporting gas control relays; 9 combustion-supporting gas air inlets; 10 igniters; 11 igniting high voltage package; 12 ignition control relays; 13 igniters; 14 signals receive controller; 15 antennas; 16 master controllers; 17 microprocessors; 18 high-frequency receivers; 19 code signal input terminals; The little process chip of 20 decodings; 21 coding wire jumper chips; 22 signal amplification circuits; 23 power supply stabilization circuits; 24 loudness/big gun microprocessor; 25 keyboards; 26 coded command microprocessors; 27 coding output process chip; 28 input terminals; 29 HF transmitters; 30 igniting show process chip; The digital display tube of 31 loudness; 32 big guns number digital display tube.
The specific embodiment
By shown in Figure 1, the utility model Bird scaring gun comprises that some big gun sound-producing devices receive controller 14 and a master controller 16 with the signal that links to each other.Wherein the big gun sound-producing device comprises the gun barrel 1 of end sealing, and the bottom of this gun barrel 1 is provided with and is used to discharge residual gas or liquid, the sewage draining exit 7 of gun barrel 1 inner tube wall convenient for cleaning, and sewage draining exit 7 is connected with shutoff bolt 6; But be respectively equipped with and inject the combustion gas inlet port 2 of transporting combustible gases and the igniter 10 that fuel gas can be lighted to gun barrel 1 in the bottom of gun barrel 1; Fuel gas air inlet 2 is positioned at the downside of igniter 10, fuel gas air inlet 2 is connected with fuel gas control relay 3 and fuel gas reservoir tank 4 successively by pipeline, igniter 10 comprises igniting high voltage package 11, one end of igniting high voltage package 11 links to each other with ignition control relay 12, the other end links to each other with igniter 13, and the nozzle of igniter 13 is positioned at gun barrel 1; And fuel gas control relay 3, ignition control relay 12 receive controller 14 with signal and link to each other respectively, and signal receives controller 14 by antenna 15 and 16 wireless linking to each other of master controller.According to actual conditions, above-mentioned fuel gas can be liquefied gas or coal gas or acetylene, also can select gasoline, if select gasoline, then should between gun barrel 1 barrel fuel gas air inlet 2 and igniter 10, combustion-supporting gas air inlet 9 be set again, combustion-supporting gas air inlet 9 is connected with combustion-supporting gas control relay 8 and combustion-supporting gas reservoir tank 5 successively by pipeline, and combustion-supporting gas control relay 8 receives controller 14 with signal and is connected.Can reinject after injecting gasoline so a certain amount of combustion-supporting gas such as oxygen make gasoline and oxygen mix.Facts have proved that mist is lighted the explosive sound that sent of back, and to light the explosive sound that liquefied gas or coal gas or acetylene sends than above-mentioned direct big, more helps frightening the airport flying bird.
During installation, the gun barrel 1 of big gun sound-producing device can have two kinds of mounting means, and one fixed, the gun barrel fixed support by a special use link together gun barrel 1 and ground, and this form generally is installed in the level land district of primary runway both sides, airport; Its two mobile model is about to above-mentioned gun barrel 1 and gun barrel fixed support and is fixed on together on the locomotive, constitutes vehicle-mounted mobile gun carriage, and this form can be according to airport bird feelings, goes on patrol in any corner on airport and drives bird.
Receive the controller circuit theory diagrams by signal shown in Figure 2, wherein: signal receive controller 14 comprise microprocessor 17 with its high-frequency receiver that links to each other respectively 18, ignition control relay 12, fuel gas control relay 3, combustion-supporting gas control relay 8, high-frequency receiver 18 receives master controller 16 control instructions, and microprocessor 17 output control instructions are to ignition control relay 12, fuel gas control relay 3, combustion-supporting gas control relay 8.Concrete is designed to: high-frequency receiver 18 is the little process chip of AT89C51, at least by 5 M145027 decoding circuit that little process chip 20 constitutes of decoding.Like this, receive the control instruction of microprocessor 17 when high-frequency receiver 18 after, the code signal that demodulates is sent in the above-mentioned decoding circuit the decode input IP pin of little process chip 20 of 5 M145027 respectively through code signal SIL-100-02 input terminal 19; Decode output D0, the D1 pin of little process chip 20 of 5 M145027 is electrically connected with signal amplification circuit 22 respectively after parallel with one another, and signal amplification circuit 22 is electrically connected with combustion-supporting gas control relay 8, ignition control relay 12 and fuel gas control relay 3 respectively; The output of 5 little process chip 20 of decoding is also corresponding continuous with SIL-100-05 coding wire jumper chip 21 respectively.
By main controller circuit schematic diagram shown in Figure 3, master controller 16 comprise power supply stabilization circuit 23, loudness/big gun microprocessor 24 with its keyboard that links to each other respectively 25, coded command microprocessor 26, the digital display tube 31 of loudness, big gun number digital display tube 32 and HF transmitter 29, the control instruction of HF transmitter 29 is emitted to signal and receives controller 14.Concrete is designed to: the P1 of loudness/big gun microprocessor 24, the P2 pin respectively with big gun number digital display tube 32, the pin of the digital display tube 31 of loudness is connected, the P3 pin of loudness/big gun microprocessor 24 and the corresponding connection of the P2 pin of coded command microprocessor 26, the P3 pin of coded command microprocessor 26 links to each other with the pin of M145026 coding output process chip 27, the 0P pin of coding output process chip 27 links to each other with SIL-100-02 input terminal 28, input terminal 28 is connected to HF transmitter 29, the output signal of will encoding sends to antenna, and the P1 pin of coded command microprocessor 26 shows that with 2 74L145 igniting process chip 30 is connected, and the P0 pin of loudness/big gun microprocessor 24 is connected with keyboard 25 with the P0 pin of coded command microprocessor 26.Above-mentioned loudness/big gun microprocessor 24, coded command microprocessor 26 and HF transmitter 29 are the little process chip of AT89C51.
During work, remote control procedure with the utility model wireless remote control fuel-firing gas-firing Bird scaring gun is stored in the Flash program storage of master controller 16 coded command microprocessors 26 earlier, use keyboard 25 to set the loudness value of big gun sound-producing device and the pattern that big gun system sets off, coded command microprocessor 26 deposits data in its RAM memory in.Wherein: the Flash program storage of coded command microprocessor 26 has different big gun systems and sets off the mode state coding, the gun barrel 1 of corresponding each big gun sound-producing device, the signal of every gun barrel 1 receives controller at least 5 little process chip 20 of decoding all is installed, and A0, the A1 of little process chip 20 of decoding, A2, A3, A4, A5 pin are provided with different codings.When the coded command of master controller 16 emissions is corresponding with the decoding instruction of the little process chip 20 of signal reception controller 14 decodings, little process chip 20 of decoding will be carried out control corresponding to the big gun sound-producing device.
Concretely, when operation simple gate big gun is fired, the simple gate big gun fuel gas control coding that program can be extracted in the Flash program storage is launched, and extracts the loudness value data in the RAM memory simultaneously, is controlled the length of 8 scramble times of transmitter trigger combustion-supporting gas control relay by loudness data.After delay time arrived, the simple gate shot point fire control system coding that program is extracted in the Flash program storage was once more launched, and delays time and returned a wait state in, finishes the control of setting off to the simple gate big gun.
When the multi-door big gun of operation is fired, the multi-door big gun fuel gas control coding that program can be extracted in the Flash program storage is launched, extract the loudness value data in the RAM memory simultaneously, control the length of 8 scramble times of transmitter trigger combustion-supporting gas control relay by loudness data, after delay time arrives, the simple gate shot point fire control system coding that program is extracted in the Flash program storage is once more launched one by one, finishes the operation to multi-door big gun.
Be depicted as the part big gun sound-producing device signal of having set as Fig. 4,5,6,7 and receive controller 14 encoding states;
When control 1 gunfire list big gun was seted off, its operating process was: main frame launching code 100001 → time-delay → 100010 → end.
When the two big guns of control 3,4 gunfires were seted off, its operating process was: main frame launching code 000100 → time-delay → 101010 → 110010 → end.
When control 1,2,3,4, when gunfire group big gun is seted off, it is operated its flow process and is: main frame launching code 000001 → time-delay → 100010 → 100110 → 101010 → 110010 → end.
During operation, operation master controller 16 is seted off pattern earlier, master controller 16 is provided with six kinds altogether and sets off pattern, wherein: pattern one is acquiescence, pattern two ignition orders are 9-0, and pattern three ignition orders are 0,9,1,8,2,7,3,6,4,5, and pattern four is opposite with pattern three ignition orders, pattern five ignition orders are 0,5,1,6,2,7,3,8,4,9, and pattern six is opposite with pattern five ignition orders.If want to use instead other pattern then by the pattern setting key, main frame can switch, and unclamps button and can be switched to corresponding modes when switching to the pattern of wanting between different patterns.
When the coded command of control coding in the master controller 16 and signal reception controller 14 is corresponding, signal receives the little process chip 20 output decoded signals of controller 14 decodings to signal amplification circuit 22, and signal amplification circuit 22 drives combustion-supporting gas control relay 8, ignition control relay 12 and 3 work of fuel gas control relay respectively; Wherein: operation fuel gas control relay 3 injects fuel gas to big gun sound-producing device gun barrel 1 earlier, again as required, select operation combustion-supporting gas control relay 8 to inject combustion-supporting gas, last operation ignition control relay 12, then the mist of fuel gas or fuel gas and combustion-supporting gas is promptly blasted in gun barrel 1, the huge sound of its generation and flame will make flying bird moment be upset and produce fear, thereby have finished the work of warn birds.
Claims (9)
1. wireless remote control fuel-firing gas-firing Bird scaring gun, comprise the big gun sound-producing device, described big gun sound-producing device comprises the gun barrel (1) of end sealing, at gun barrel (1) but the bottom be respectively equipped with the fuel gas inlet port (2) and the igniter (10) of transporting combustible gases, fuel gas air inlet (2) is positioned at the downside of igniter (10), fuel gas air inlet (2) is connected with fuel gas control relay (3) and fuel gas reservoir tank (4) successively by pipeline, igniter (10) is connected with ignition control relay (12) by pipeline, it is characterized in that: the bottom of gun barrel (1) also is provided with sewage draining exit (7), sewage draining exit (7) is connected with shutoff bolt (6), comprise that also continuous signal receives a controller (14) and a master controller (16), the fuel gas control relay (3) of described big gun sound-producing device, ignition control relay (12) receives controller (14) with signal and links to each other respectively, and signal receives controller (14) by antenna (15) and wireless linking to each other of master controller (16).
2. Bird scaring gun according to claim 1 is characterized in that: described big gun sound-producing device is one or several, and it is corresponding with the big gun sound-producing device that signal receives controller (14).
3. Bird scaring gun according to claim 1, it is characterized in that: also be provided with combustion-supporting gas air inlet (9) being positioned between gun barrel (1) barrel fuel gas air inlet (2) and the igniter (10), combustion-supporting gas air inlet (9) is connected with combustion-supporting gas control relay (8) and combustion-supporting gas reservoir tank (5) successively by pipeline, and combustion-supporting gas control relay (8) receives controller (14) with signal and is connected.
4. Bird scaring gun according to claim 3, it is characterized in that: described igniter (10) comprises igniting high voltage package (11), one end of igniting high voltage package (11) links to each other with ignition control relay (12), the other end links to each other with igniter (13), and the nozzle of igniter (13) is positioned at gun barrel (1).
5. Bird scaring gun according to claim 4 is characterized in that: described gun barrel (1) links together by gun barrel fixed support and ground, or is installed on the mobile gun carriage by the gun barrel fixed support.
6. according to one of any described scarecrow device in the claim 1 to 5, it is characterized in that: described signal receive controller (14) comprise microprocessor (17) with its high-frequency receiver that links to each other respectively (18), ignition control relay (12), fuel gas control relay (3), combustion-supporting gas control relay (8), high-frequency receiver (18) receives master controller (16) control instruction, and microprocessor (17) output control instruction is to ignition control relay (12), fuel gas control relay (3), combustion-supporting gas control relay (8).
7. Bird scaring gun according to claim 6 is characterized in that: described microprocessor (17) and high-frequency receiver (1 8) are the little process chip of AT89C51.
8. according to one of any described Bird scaring gun in the claim 1 to 5, it is characterized in that: described master controller (16) comprise power supply stabilization circuit (23), loudness/big gun microprocessor (24) with its keyboard that links to each other respectively (25), coded command microprocessor (26), the digital display tube (31) of loudness, big gun number digital display tube (32) and HF transmitter (29), the control instruction of HF transmitter (29) is emitted to signal and receives controller (14).
9. Bird scaring gun according to claim 8 is characterized in that: described loudness/big gun microprocessor (24), coded command microprocessor (26) and HF transmitter (29) are the little process chip of AT89C51.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620123410 CN200986412Y (en) | 2006-08-03 | 2006-08-03 | Wireless remote control fuel gas bird-scaring gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620123410 CN200986412Y (en) | 2006-08-03 | 2006-08-03 | Wireless remote control fuel gas bird-scaring gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200986412Y true CN200986412Y (en) | 2007-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620123410 Expired - Fee Related CN200986412Y (en) | 2006-08-03 | 2006-08-03 | Wireless remote control fuel gas bird-scaring gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200986412Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105309417A (en) * | 2014-07-10 | 2016-02-10 | 长葛市吉庆机械厂 | Airport anti-bird vibrating device |
| CN111280159A (en) * | 2020-04-15 | 2020-06-16 | 杨应松 | Bird repellent device utilizing mixed explosion sound of two gases |
| CN119642643A (en) * | 2023-11-10 | 2025-03-18 | 中国人民解放军陆军工程大学 | A gun ignition system based on bottomless artillery shells |
-
2006
- 2006-08-03 CN CN 200620123410 patent/CN200986412Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105309417A (en) * | 2014-07-10 | 2016-02-10 | 长葛市吉庆机械厂 | Airport anti-bird vibrating device |
| CN111280159A (en) * | 2020-04-15 | 2020-06-16 | 杨应松 | Bird repellent device utilizing mixed explosion sound of two gases |
| CN119642643A (en) * | 2023-11-10 | 2025-03-18 | 中国人民解放军陆军工程大学 | A gun ignition system based on bottomless artillery shells |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071205 Termination date: 20100803 |