CN202486905U - Intelligent alarm device for anti-oil-theft of railway oil tanker - Google Patents
Intelligent alarm device for anti-oil-theft of railway oil tanker Download PDFInfo
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- CN202486905U CN202486905U CN2012200782005U CN201220078200U CN202486905U CN 202486905 U CN202486905 U CN 202486905U CN 2012200782005 U CN2012200782005 U CN 2012200782005U CN 201220078200 U CN201220078200 U CN 201220078200U CN 202486905 U CN202486905 U CN 202486905U
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Abstract
The utility model relates to an intelligent alarm device for anti-oil-theft of a railway oil tanker. The intelligent alarm device for anti-oil-theft of the railway oil tanker comprises an alarm main machine and a sensor used to collect information of opening of an oil drainage valve. The alarm main machine comprises a central processing module and an information-sending module. The sensor is fixedly mounted on the outside of the oil drainage valve, and the sensor is connected with the alarm main machine in a signal mode. The central processing module is provided with a sensor signal input end, an alarm signal output end of the central processing module is connected with a signal input end of the information-sending module, and a signal output end of the information-sending module is connected with a control terminal through a railway communication network. The alarm main machine further comprises a vibration signal detecting module used to detect a vibration signal of the alarm main machine, and a signal output end of the vibration signal detecting module is connected with a vibration signal input end of the central processing module. By matching with the existing railway communication network, the intelligent alarm device for anti-oil-theft of the railway oil tanker can achieve a long-distance intelligent alarm, and send an alarm signal in the first time after oils in the oil tanker are stolen.
Description
Technical field
The utility model relates to a kind of burglar alarm used on the railway, is specifically related to a kind of being installed in and utilizes existing railway communication network to realize the rail tank car guard against theft oil intelligent alarm device that long-distance intelligent is reported to the police on the rail tank car.
Background technology
At present, rail tank car oil product antitheft aspect still lacks effective risk prevention instruments, makes the railroader can't grasp oil product fast from the stolen information of rail tank car.Mainly there is following weak point in existing rail tank car oil product anti-theft technique: anti-theft device function singleness and passive, after the device that lead sealing is installed is destroyed, can't in time send warning message.
The utility model content
For overcoming the above-mentioned defective of prior art, the utility model provides a kind of rail tank car guard against theft oil intelligent alarm device, and this device can realize after the railway communication network is used that long-distance intelligent reports to the police with having now.
The technical scheme that the utility model adopted is: a kind of rail tank car guard against theft oil intelligent alarm device; Comprise alarm main frame and the sensor of gathering oil discharging valve unlatching information; Said alarm main frame comprises central processing module and information sending module; Said sensor is fixedly mounted on the outside of tank wagon oil discharging valve, and said sensor is connected with said alarm host signal, and said central processing module is provided with the sensor signal input end; The alarm signal output ends of said central processing module connects the signal input part of said information sending module, and the signal output part of said information sending module connects control terminal through the railway communication network.
Said alarm main frame can also comprise the vibration signal detection module that is used for detection alarm device main frame vibration signal, and the signal output part of said vibration signal detection module connects the vibration signal input end of said central processing module.
Said central processing module preferably includes sensor signal receiving circuit, vibration signal receiving circuit, amplifying circuit, computing circuit and signal output apparatus; The input end of said sensor signal receiving circuit is the sensor signal input end of said central processing module; The input end of said vibration signal receiving circuit is the vibration signal input end of said central processing module; Said sensor signal receiving circuit and the signal output part of vibration signal receiving circuit can be connected the signal input part of said amplifying circuit; The signal output part of said amplifying circuit can connect the signal input part of said computing circuit; The signal output part of said computing circuit can connect the signal input part of said signal output apparatus, and the output terminal of said signal output apparatus is the signal output part of said central processing module.
Said vibration signal detection module preferably includes mechanical vibration detecting device, voltage amplifier, voltage comparator and electricity translation circuit frequently; The signal output part of said mechanical vibration detecting device can connect the signal input part of said voltage amplifier; The signal output part of said voltage amplifier can connect the time variant voltage signal input end of said voltage comparator; The output terminal of said voltage comparator can connect the said electricity signal input part of translation circuit frequently, and the said electricity signal output part of translation circuit frequently is the signal output part of said vibration signal detection module.
Said information sending module preferably includes relay, photoelectrical coupler, single-chip microcomputer, memory chip, chip for driving and warning personality card; The signal input part of said relay is the signal input part of said information sending module; The signal output part of said relay can connect the light emitting diode of said photoelectrical coupler; The voltage output end of said photoelectrical coupler can connect the data acquisition end of said single-chip microcomputer; Said single-chip microcomputer can read the control program of said memory chip storage through data bus; The control program output terminal of said single-chip microcomputer can connect the signal input end of said chip for driving, and the drive signal output terminal of said chip for driving can connect the warning personality card, sends alerting signal; Drive said warning personality card through the alarm signal output ends alarm call of breathing out continuously, the alarm signal output ends of said warning personality card is the signal output part of said information sending module.
Said information sending module can also comprise the warning successful anti current feed circuit that is used for feedback warning successful information when alarm call is connected.
Ring flange adapter sleeve, sensor protection cover, the orifice plate of hollow, the open circles core pipe that has step, core pipe plug, microswitch and spherical transmission contact that said sensor can comprise flange, be welded as a whole with flange; Said flange is welded on the outside mouth of pipe of said tank wagon oil discharging valve; Said ring flange adapter sleeve and said open circles core pipe constitute the drain the oil part of pipeline of said tank wagon; The two ends of said sensor protection cover can be fixedly connected with orifice plate with said flange respectively, and the three constitutes a cavity, and the end that said core pipe is not provided with step can be threaded with said ring flange adapter sleeve; Said core pipe is provided with the big or small of endoporus of an end of step and preferably matches with the external diameter of said core pipe plug; And through being threaded, surface of contact preferably is equipped with O-ring seal, and said flange adapter sleeve, core pipe and core pipe plug all are positioned at said cavity; Said microswitch can be fixedly mounted on the step of upper tube wall of said core pipe; The drive link of said microswitch preferably contacts with said spherical transmission contact, and said spherical transmission contact is arranged in a hole vertically downward on the said core pipe upper tube wall, and its lower surface preferably contacts with the outer wall of said core pipe plug; The outside circle centre position of said core pipe plug can have a hole, and this hole is complementary with the external diameter of the off-centre operation key of special use.
Said sensor is that wireless signal is connected with the signal connected mode of said alarm main frame; Said sensor is provided with the valve stolen signal wireless transmitter module that is used for said alarm host signal connection; Said valve stolen signal wireless transmitter module is fixedly mounted in the said cavity; The signal input part of said valve stolen signal wireless transmitter module can connect the terminals of the Control Node of said microswitch through insulated wire; The signal output part of said valve stolen signal wireless transmitter module is the signal output part of said sensor, and said alarm main frame is provided with the wireless receiving module of communicating by letter with said valve stolen signal wireless transmitter module.
Said wireless transmitter module preferably includes switch input circuit, cipher code generator and radio transmitter; The input end of said switch input circuit is the signal input part of said valve stolen signal wireless transmitter module; The output terminal of said switch input circuit can connect the signal input part of said cipher code generator; The signal output part of said cipher code generator can connect the signal input part of said radio transmitter, and the signal output part of said radio transmitter is the signal output part of said valve stolen signal wireless transmitter module.
The sensor signal input end of said central processing module can connect the output terminal of said wireless receiving module.
The beneficial effect of the utility model: adopt the utility model; As the people illegally when the fuel-displaced valve of rail tank car is stolen oil product or is taken the alarm main frame at rail tank car valve place apart; Sensor can send to central processing module with detected fuel-displaced valve opening information through wireless transmitter module; Perhaps the vibration signal detection module can send to central processing module with detected vibration signal, through launching via the railway information network through the railway information sending module after the processing of central processing module, sends control terminal to; Thereby realization remote alarms; Can send alerting signal to control terminal in the rail tank car oil product stolen back very first time, the warning message that is sent can fully satisfy the requirement of rail tank car guard against theft oil in time and in detail.
Description of drawings
Fig. 1 is the electrical schematic diagram of the utility model vibration signal detection module;
Fig. 2 is the electrical schematic diagram of the utility model valve stolen signal wireless transmitter module;
Fig. 3 is the electrical schematic diagram of the utility model central processing module;
Fig. 4 is the electrical schematic diagram of the utility model information sending module;
Fig. 5 is the structural representation of the utility model;
Fig. 6 is the structural representation of the sensor of the utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further:
Referring to Fig. 5; The utility model provides a kind of rail tank car guard against theft oil intelligent alarm device; Comprise alarm main frame and the sensor of gathering oil discharging valve unlatching information, said alarm main frame comprises central processing module and information sending module, and said sensor is fixedly mounted on the outside of tank wagon oil discharging valve; Be used to detect the unlatching information of the oil discharging valve of said tank wagon; Said sensor is connected with said alarm host signal, and said central processing module is provided with the sensor signal input end, and the alarm signal output ends of said central processing module connects the signal input part of said information sending module; Said information sending module can adopt the GSM information sending module; Be used for and will send to said information sending module through the information after said central processing module is handled, the signal output part of said GSM information sending module connects control terminal through the railway communication network, is used for information is passed to control terminal.
Said alarm main frame can also comprise the vibration signal detection module that is used for detection alarm device main frame vibration signal; The signal output part of said vibration signal detection module connects the vibration signal input end of said central processing module, is used for detected vibration signal is passed to said central processing module.
Said central processing module preferably includes sensor signal receiving circuit, vibration signal receiving circuit, amplifying circuit, computing circuit and signal output apparatus; The input end of said sensor signal receiving circuit is the sensor signal input end of said central processing module; The input end of said vibration signal receiving circuit is the vibration signal input end of said central processing module; Said sensor signal receiving circuit and the signal output part of vibration signal receiving circuit can be connected the signal input part of said amplifying circuit; The signal output part of said amplifying circuit can connect the signal input part of said computing circuit; The signal output part of said computing circuit can connect the signal input part of said signal output apparatus, and the output terminal of said signal output apparatus is the signal output part of said central processing module.Referring to Fig. 3; Computing circuit and signal output apparatus at central processing module described in the practical application can be made up of two HA17358, a PIC16C57 and a chip for driving TDG2003; After said receiving circuit receives the signal from said sensor acquisition; After amplifying circuit amplifies, the common mode computing circuit that the high electricity of output is formed to two HA17358 integrated transporting dischargings frequently.21 pin of PIC16C57 detect electricity frequency signal and 22 pin compare; After detecting the high electricity frequency of 21 pin; Trigger the inside solidification program; Output terminal 15 pin, the output frequently of the low electricity of 16 pin, this moment, chip for driving TDG2003 input end 6,7 pin triggered the actuating of relay of chip output IO, the said GSM information sending module of II foot control system for negative.
Said vibration signal detection module preferably includes mechanical vibration detecting device, voltage amplifier, voltage comparator and electricity translation circuit frequently; The signal output part of said mechanical vibration detecting device can connect the signal input part of said voltage amplifier; The signal output part of said voltage amplifier can connect the time variant voltage signal input end of said voltage comparator; The output terminal of said voltage comparator can connect the said electricity signal input part of translation circuit frequently, and the said electricity signal output part of translation circuit frequently is the signal output part of said vibration signal detection module.Referring to Fig. 1; When the alarm main frame receives when vibrating; (HD) is converted into faint electric signal with mechanical energy through the mechanical vibration pickup device, and said mechanical vibration pickup device is preferably and on the piezoelectric ceramic piece of diameter 20mm, adds the coil spring that welds one section 20mm and process; After the voltage amplifier that the IC1A amplifier is formed amplifies, be added in the base stage of Q1 through VTR1, R4.Here; VTR1, R4 have formed the quiescent biasing circuit of Q1, adjust the resistance of VTR1, can adjust the detection sensitivity of sensor; It is controlled on the vibration amplitude under the oil well ordinary production state; When the alarm main frame when suffering artificial destruction, more violent vibrations in the time of must causing than the oil pumper ordinary production, thus make HD produce electric signal.At ordinary times, Q1 is in cut-off state, and the very high electricity of its current collection is about supply voltage frequently, and said vibration signal detection module is output not.When mechanical vibration were picked up in HD monitoring, the AC signal that the IC1A output amplitude is bigger was added in the base stage of Q1 through VTR1, R4; The positive half cycle of its AC signal makes the Q1 conducting; Its collector voltage reduces, and when the 6 pin voltages of IC1B were lower than 5 pin voltages, the high electricity of 7 pin output frequently.The output terminal of said vibration signal detection module preferably adopts three needle socket interim forms to be connected with the vibration signal input end of said central processing module.This moment, the output terminal of said vibration signal detection module sent to central processing module with detected unusual shock conditions with low electricity form frequently.
Said GSM information sending module preferably includes relay, photoelectrical coupler, single-chip microcomputer, memory chip, chip for driving and warning personality card; The signal input part of said relay is the signal input part of said GSM information sending module; The signal output part of said relay can connect the light emitting diode of said photoelectrical coupler; The voltage output end of said photoelectrical coupler can connect the data acquisition end of said single-chip microcomputer; Said single-chip microcomputer can read the control program of said memory chip storage through data bus; The control program output terminal of said single-chip microcomputer can connect the signal input end of said chip for driving, and the drive signal output terminal of said chip for driving can connect the warning personality card, sends alerting signal; Drive said warning personality card through the alarm signal output ends alarm call of breathing out continuously, the alarm signal output ends of said warning personality card is the signal output part of said GSM information sending module.Said GSM information sending module can also comprise the warning successful anti current feed circuit that is used for feedback warning successful information when alarm call is connected.Referring to Fig. 4, said photoelectrical coupler preferably adopts 4N25, and said single-chip microcomputer preferably adopts MSP430F149, and said memory chip preferably adopts 24LC02B, and said chip for driving preferably adopts TC-35.When said GSM information sending module received the information of said central processing module, relay K 4 actions reduced the 5 pin voltages of 4N25; Single-chip microcomputer MSP430F149 data acquisition end AO～A7' is negative input, and this moment, single-chip microcomputer triggered interrupt procedure, read program stored among the memory chip 24LC02B through serial data bus SCL, SDA; The TC-35 of programmed control chip for driving thus carries out read-write operation to personality card, and alarm call is write personality card, and the subsequenct call alarm call; Put through until phone, said warning successful anti current feed circuit produces negative feedback, and the high electricity of OCIN frequently; Circuit stops call, and reports to the police successfully.
Referring to Fig. 6; Said sensor can comprise flange 1, the ring flange adapter sleeve 2 that is welded as a whole with flange, sensor protection cover 9, orifice plate 8, the open circles core pipe 7 that has step, core pipe plug 5, microswitch 3 and the spherical transmission contact 4 of hollow; Said flange is welded on the outside mouth of pipe of said tank wagon oil discharging valve; Said ring flange adapter sleeve and said open circles core pipe constitute the drain the oil part of pipeline of said tank wagon; The two ends of said sensor protection cover can be fixedly connected with orifice plate with said flange respectively, and the three constitutes a cavity, and the end that said core pipe is not provided with step can be threaded with said ring flange adapter sleeve; In the middle of the said core pipe is round hollow; Oil drain canal when its purpose is to form the sample circuit metering, said core pipe are provided with the big or small of endoporus of an end of step and preferably match with the external diameter of said core pipe plug, and through being threaded; Surface of contact preferably is equipped with O-ring seal 6; Said flange adapter sleeve, core pipe and core pipe plug all are positioned at said cavity, and said microswitch can adopt the general microswitch of YBLSW-5/22 type, are fixedly mounted on the step of upper tube wall of said core pipe; The drive link of said microswitch preferably contacts with said spherical transmission contact; Said spherical transmission contact can be arranged in a hole vertically downward on the said core pipe upper tube wall, and this aperture can just in time be put into the bead of said spherical transmission contact wherein, the lower end of aperture can establish a little edge make said bead expose said aperture 2/3 and can not pass through said aperture fully; The lower surface of said bead preferably contacts with the outer wall of said core pipe plug; The outside circle centre position of said core pipe plug can have a hole, and this hole is complementary with the external diameter of special-purpose off-centre operation key, and its purpose is can make the said core pipe plug can spinning in and out in the center pit of said core pipe through the off-centre operation key.
Said sensor is that wireless signal is connected with the signal connected mode of said alarm main frame; Said sensor can be provided with the valve stolen signal wireless transmitter module 10 that is used for said alarm host signal connection; Said valve stolen signal wireless transmitter module is fixedly mounted in the said cavity; The signal input part of said valve stolen signal wireless transmitter module can connect the terminals of the Control Node of said microswitch through insulated wire; The signal output part of said valve stolen signal wireless transmitter module is the signal output part of said sensor; Said alarm main frame is provided with the wireless receiving module of communicating by letter with said valve stolen signal wireless transmitter module, and the sensor signal input end of said central processing module connects the output terminal of said wireless receiving module.
When needing sampling or metering, the staff opens respective valves again and could oil be released after through special-purpose off-centre operation key-shaped tool said core pipe plug being screwed out from said core pipe.Like this, general people is difficult to steal oil from rail tank car owing to do not possess specific purpose tool.In addition; After said core pipe plug was screwed out, said spherical transmission contact had lost stilt and will move downward, and at this moment said microswitch is switched on; The said valve stolen signal wireless transmitter module that will be attached thereto is then connected, and the information of said sensor acquisition is sent.
Said wireless transmitter module preferably includes switch input circuit, cipher code generator and radio transmitter; The input end of said switch input circuit is the signal input part of said valve stolen signal wireless transmitter module; The output terminal of said switch input circuit can connect the signal input part of said cipher code generator; The signal output part of said cipher code generator can connect the signal input part of said radio transmitter, and the signal output part of said radio transmitter is the signal output part of said valve stolen signal wireless transmitter module.The working power of said wireless transmitter module is preferably the 9V high-energy battery, and effectively transmitting range is preferably about 100 meters.Referring to Fig. 2, preferably adopt the coding chip of HS527 as said wireless transmitter module, when switch was not connected at ordinary times, integrated circuit HS527 high frequency transmission circuit NPN non-transformer was supplied with, telepilot this moment consumed power not.HS527 has assimilated coded program in inside, when said microswitch K connects, and the high electricity frequency of corresponding pin output of HS527, the power supply of HS527, vapotron NPN is switched on simultaneously, and LED is luminous, does the emission state indication.The source code of the control signal of the high electricity frequency interface that is switched on is exported signal to said radio transmitter through 4 pin of HS527 after the HS527 in-line coding is encrypted, send to said central processing module by said radio transmitter.
Using the utility model can be effectively to the round-the-clock monitoring of rail tank car; And have perfect self protective function; When meeting with physical disturbance, also can send warning message, the warning message that is sent can fully satisfy the requirement of rail tank car guard against theft oil in time and in detail.
Claims (10)
1. rail tank car guard against theft oil intelligent alarm device; Comprise alarm main frame and the sensor of gathering oil discharging valve unlatching information; It is characterized in that said alarm main frame comprises central processing module and information sending module; Said sensor is fixedly mounted on the outside of tank wagon oil discharging valve; Said sensor is connected with said alarm host signal, and said central processing module is provided with the sensor signal input end, and the alarm signal output ends of said central processing module connects the signal input part of said information sending module.
2. rail tank car guard against theft oil intelligent alarm device as claimed in claim 1; It is characterized in that said alarm main frame also comprises the vibration signal detection module that is used for detection alarm device main frame vibration signal, the signal output part of said vibration signal detection module connects the vibration signal input end of said central processing module.
3. rail tank car guard against theft oil intelligent alarm device as claimed in claim 2; It is characterized in that said central processing module comprises sensor signal receiving circuit, vibration signal receiving circuit, amplifying circuit, computing circuit and signal output apparatus; The input end of said sensor signal receiving circuit is the sensor signal input end of said central processing module; The input end of said vibration signal receiving circuit is the vibration signal input end of said central processing module; Said sensor signal receiving circuit is connected the signal input part of said amplifying circuit with the signal output part of vibration signal receiving circuit; The signal output part of said amplifying circuit connects the signal input part of said computing circuit; The signal output part of said computing circuit connects the signal input part of said signal output apparatus, and the output terminal of said signal output apparatus is the signal output part of said central processing module.
4. rail tank car guard against theft oil intelligent alarm device as claimed in claim 2; It is characterized in that said vibration signal detection module comprises mechanical vibration detecting device, voltage amplifier, voltage comparator and electricity translation circuit frequently; The signal output part of said mechanical vibration detecting device connects the signal input part of said voltage amplifier; The signal output part of said voltage amplifier connects the time variant voltage signal input end of said voltage comparator; The output terminal of said voltage comparator connects the said electricity signal input part of translation circuit frequently, and the said electricity signal output part of translation circuit frequently is the signal output part of said vibration signal detection module.
5. rail tank car guard against theft oil intelligent alarm device as claimed in claim 2; It is characterized in that said information sending module comprises relay, photoelectrical coupler, single-chip microcomputer, memory chip, chip for driving and warning personality card; The signal input part of said relay is the signal input part of said information sending module; The signal output part of said relay connects the light emitting diode of said photoelectrical coupler; The voltage output end of said photoelectrical coupler connects the data acquisition end of said single-chip microcomputer, and said single-chip microcomputer reads the control program of said memory chip storage through data bus, and the control program output terminal of said single-chip microcomputer connects the signal input end of said chip for driving; The drive signal output terminal of said chip for driving connects the warning personality card; Send alerting signal, drive said warning personality card through the alarm signal output ends alarm call of breathing out continuously, the alarm signal output ends of said warning personality card is the signal output part of said information sending module.
6. rail tank car guard against theft oil intelligent alarm device as claimed in claim 5 is characterized in that said information sending module also comprises the warning successful anti current feed circuit that is used for feedback warning successful information when alarm call is connected.
7. like claim 1,2,3,4,5 or 6 described rail tank car guard against theft oil intelligent alarm devices; It is characterized in that ring flange adapter sleeve, sensor protection cover, the orifice plate of hollow, the open circles core pipe that has step, core pipe plug, microswitch and spherical transmission contact that said sensor comprises flange, is welded as a whole with flange; Said flange is welded on the outside mouth of pipe of said tank wagon oil discharging valve; Said ring flange adapter sleeve and said open circles core pipe constitute the drain the oil part of pipeline of said tank wagon; The two ends of said sensor protection cover are fixedly connected with orifice plate with said flange respectively, and the three constitutes a cavity, and the end that said core pipe is not provided with step is threaded with said ring flange adapter sleeve; The size of endoporus that said core pipe is provided with an end of step matches with the external diameter of said core pipe plug; And through being threaded, surface of contact is equipped with O-ring seal, and said flange adapter sleeve, core pipe and core pipe plug all are positioned at said cavity; Said microswitch is fixedly mounted on the step of upper tube wall of said core pipe; The drive link of said microswitch contacts with said spherical transmission contact, and said spherical transmission contact is arranged in a hole vertically downward on the said core pipe upper tube wall, and its lower surface contacts with the outer wall of said core pipe plug; The outside circle centre position of said core pipe plug has a hole, and this hole is complementary with the external diameter of the off-centre operation key of special use.
8. rail tank car guard against theft oil intelligent alarm device as claimed in claim 7; It is characterized in that the said sensor and the signal connected mode of said alarm main frame are that wireless signal is connected; Said sensor is provided with the valve stolen signal wireless transmitter module that is used for said alarm host signal connection; Said valve stolen signal wireless transmitter module is fixedly mounted in the said cavity; The signal input part of said valve stolen signal wireless transmitter module connects the terminals of the Control Node of said microswitch through insulated wire; The signal output part of said valve stolen signal wireless transmitter module is the signal output part of said sensor, and said alarm main frame is provided with the wireless receiving module of communicating by letter with said valve stolen signal wireless transmitter module.
9. rail tank car guard against theft oil intelligent alarm device as claimed in claim 8; It is characterized in that said wireless transmitter module comprises switch input circuit, cipher code generator and radio transmitter; The input end of said switch input circuit is the signal input part of said valve stolen signal wireless transmitter module; The output terminal of said switch input circuit connects the signal input part of said cipher code generator; The signal output part of said cipher code generator connects the signal input part of said radio transmitter, and the signal output part of said radio transmitter is the signal output part of said valve stolen signal wireless transmitter module.
10. rail tank car guard against theft oil intelligent alarm device as claimed in claim 9 is characterized in that the sensor signal input end of said central processing module connects the output terminal of said wireless receiving module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200782005U CN202486905U (en) | 2012-03-05 | 2012-03-05 | Intelligent alarm device for anti-oil-theft of railway oil tanker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200782005U CN202486905U (en) | 2012-03-05 | 2012-03-05 | Intelligent alarm device for anti-oil-theft of railway oil tanker |
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| Publication Number | Publication Date |
|---|---|
| CN202486905U true CN202486905U (en) | 2012-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200782005U Expired - Fee Related CN202486905U (en) | 2012-03-05 | 2012-03-05 | Intelligent alarm device for anti-oil-theft of railway oil tanker |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103010620A (en) * | 2012-12-13 | 2013-04-03 | 山东新大通石油环保科技股份有限公司 | Intelligent anti-theft box for oil unloading hole of oil storage tank |
-
2012
- 2012-03-05 CN CN2012200782005U patent/CN202486905U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103010620A (en) * | 2012-12-13 | 2013-04-03 | 山东新大通石油环保科技股份有限公司 | Intelligent anti-theft box for oil unloading hole of oil storage tank |
| CN103010620B (en) * | 2012-12-13 | 2014-09-17 | 山东新大通石油环保科技股份有限公司 | Intelligent anti-theft box for oil unloading hole of oil storage tank |
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| Date | Code | Title | Description |
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| 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: 20121010 Termination date: 20130305 |