CN201336108Y - Electronic seal - Google Patents
Electronic seal Download PDFInfo
- Publication number
- CN201336108Y CN201336108Y CNU2008201123899U CN200820112389U CN201336108Y CN 201336108 Y CN201336108 Y CN 201336108Y CN U2008201123899 U CNU2008201123899 U CN U2008201123899U CN 200820112389 U CN200820112389 U CN 200820112389U CN 201336108 Y CN201336108 Y CN 201336108Y
- Authority
- CN
- China
- Prior art keywords
- lead sealing
- sealing bar
- mechanical lead
- electronic seal
- arm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 35
- 239000010959 steel Substances 0.000 claims abstract description 35
- 238000012545 processing Methods 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims description 80
- 238000004891 communication Methods 0.000 claims description 17
- 230000003993 interaction Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 abstract description 5
- 239000000725 suspension Substances 0.000 abstract 5
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000005355 Hall effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Measuring Magnetic Variables (AREA)
Abstract
The utility model relates to an electronic seal. The electronic seal comprises an electronic seal main body, a mechanical lead seal rod, magnetic steel, a hall sensor and a signal processing module. The magnetic steel is arranged on the mechanical lead seal rod, and the signal processing module is electrically connected with the hall sensor. The electronic seal main body comprises an upright arm, an L-shaped upper arm and an L-shaped lower arm. The L-shaped upper arm, the L-shaped lower arm and the upright arm are arranged at the same side, the two ends of the upper arm and the lower arm are connected, a positioning hole is arranged at the suspension end of the upper arm, and a lock seat is arranged at the suspension end of the lower arm. The mechanical lead seal rod is locked on the lock seat at the suspension end of the lower arm after penetrating through the positioning hole at the suspension end of the upper arm. The hall sensor is arranged at the position at the suspension end of the lower arm correspondingly to the lower end face of the mechanical lead seal rod. The electronic seal not only can detect by eyeballing the integrity of the physical structure of the seal, but also can carry out real-time electronic monitoring and recording on the state of the seal.
Description
Technical field
The utility model relates to a kind of electronic seal, relates in particular to a kind of electronic seal of using container.
Background technology
The lead sealing technology of existing container is generally mechanical lead sealing bar, machinery lead sealing bar is a kind of physics door sealing structure that shows the container customs seal state, though whether its integrality can show container intuitively and be opened, but this structure can not reuse, and mechanical lead sealing bar can not write down the time that once was opened.
In sum, the container customs seal of prior art exists defective, is further improved.
Summary of the invention
The purpose of this utility model is to provide a kind of electronic seal, and it has solved the prior art state of the mechanical lead sealing bar of monitoring containers and the problem that state that mechanical lead sealing bar cut off can not obtain writing down in real time.
To achieve these goals, the utility model provides a kind of electronic seal, its technical scheme comprises electronic seal body, mechanical lead sealing bar, is located at magnet steel, Hall element on the mechanical lead sealing bar and the signal processing module that electrically connects with Hall element, described electronic seal body comprises upright arm, the L shaped upper arm and the underarm that link to each other with described upright arm homonymy two ends, described upward arm sling goes out end and establishes pilot hole, described down arm sling goes out end and establishes lock, and described mechanical lead sealing bar passes the described arm sling of going up and goes out the pilot hole of end and be locked in described arm sling down and go out on the lock of end; Described Hall element is located at the position that described arm sling down goes out the corresponding described mechanical lead sealing bar of end lower surface.Preferably, described Hall element on the axis extended line of described mechanical lead sealing bar because on its extended line, the magnetic field intensity maximum.This technical scheme has increased the detection of electrons part on the basis of mechanical lead sealing bar, it has mainly utilized Hall effect.On mechanical lead sealing bar, a magnet steel is set, certainly this magnet steel is the permanent magnet that can reuse, machinery lead sealing bar is in the magnetic field of this magnet steel and is magnetized, corresponding with the following section of mechanical lead sealing bar the variation of Hall element induction by the magnetic line of force of mechanical lead sealing bar be set nearby, also promptly detect the magnetic field intensity of Hall element present position.When mechanical lead sealing bar is cut off, Distribution of Magnetic Field will change, and Hall element detects this variation and this variation is sent to signal processing module.
According to above-mentioned electronic seal, wherein, described magnet steel is an annular, the part of the close upper surface of described mechanical lead sealing bar is provided with flange, the radius of this flange is greater than the radius of the endoporus of described annular magnetic steel, and described magnetic steel sleeve is contained in the bottom of the flange of described mechanical lead sealing bar, and is located at described going up in the pilot hole that arm sling goes out end.This method to set up can guarantee that the magnetic line of force more passes mechanical lead sealing bar, with the Hall element of the corresponding setting in the lower surface of mechanical lead sealing bar can be sensitiveer the variation of induced field intensity, flange can guarantee that magnet steel can not come off when being subjected to great vibrations.
According to above-mentioned electronic seal, wherein, described magnet steel is a right cylinder, and the lower surface of described mechanical lead sealing bar is provided with the fixedly deep hole of inlaying described right cylinder magnet steel, and the axis of the axis of described fixedly deep hole and described mechanical lead sealing bar and the axis of described right cylinder magnet steel coincide.This method to set up makes that the distance of magnet steel and Hall element is nearer.According to above-mentioned electronic seal, wherein, described lock is established through hole, described through hole hole wall is established snap ring, the lower end of described mechanical lead sealing bar is provided with and cooperates with described snap ring and prevent the axially movable annular groove of described mechanical lead sealing bar, and described lock is embedded in the inside that described arm sling down goes out end, offers the locating slot that described lock is set on the upper surface that described arm sling down goes out to hold.
According to above-mentioned electronic seal, wherein, described signal processing module comprise the ID that is used to write down described mechanical lead sealing bar storage unit, be used to provide power supply battery, be used for and the communication unit of extraneous communication and the main control unit that is used to control this signal processing module, described main control unit and described Hall element electrically connect, and described battery, storage unit and communication unit electrically connect with described main control unit respectively.Main control unit receives the signal of Hall element earlier, and the information stores after will handling then reads for external read device in storage unit.Battery is whole input and processing module power supply.
According to above-mentioned electronic seal, wherein, described communication unit comprises an antenna, and described antenna is to have the dual-band antenna that is used to accept the low frequency mode of wake-up signal and is used for the high frequency mode of interaction data.Electronic seal is after the change procedure of the mechanical lead sealing bar of record, and data wherein need to be read as the related personnel to be utilized, and in this technical scheme, according to different needs, antenna has different mode of operations.
The electronic seal that the utility model provides has mechanical lead sealing bar and monitoring part is in real time formed; have physics door sealing structure and electronics and monitor dual-use function in real time; both can detect by the integrality of estimating the physical arrangement of closing envelope; can carry out electronics monitoring and record in real time to closing the envelope state again, play the effect of safeguard protection.As seen, the electronic seal that the utility model provides not only can carry out mechanical lead sealing to container, but also can write down and by mode such as wireless record data are sent to reception device external.
Description of drawings
Fig. 1 is the schematic perspective view of the utility model preferred embodiment one;
Fig. 2 looks synoptic diagram for the master of the utility model preferred embodiment one;
Fig. 3 is this A-A cut-open view shown in Figure 2;
Fig. 4 is the application synoptic diagram of the utility model preferred embodiment one;
Fig. 5 is the mechanical lead sealing bar shown in Figure 1 and the connection diagram of magnet steel;
Fig. 6 is the connection diagram of mechanical lead sealing bar, magnet steel and lock shown in Figure 1;
Fig. 7 is E-E synoptic diagram and a magnetic line of force synoptic diagram shown in Figure 6;
Fig. 8 is the theory diagram of input and processing module shown in Figure 1;
Fig. 9 is the schematic perspective view of the utility model preferred embodiment two;
Figure 10 looks synoptic diagram for the master of the utility model preferred embodiment two;
Figure 11 is a B-B cut-open view shown in Figure 10.
Embodiment
Below in conjunction with description of drawings and embodiment the present invention is described in further details.
Fig. 1, Fig. 2 and Fig. 3 have illustrated the physical arrangement of the utility model preferred embodiment one, and electronic seal preferred embodiment one mainly is made up of mechanical lead sealing bar 1, electronic seal body 2 and lock 3.Electronic seal body 2 is made up of three parts, upper arm 2a, underarm 2b and upright arm 2c, three and shaft-like mechanical lead sealing bar 1 have been formed the external structure of a square shape, all L-shaped with upper arm 2a and underarm 2b that upright arm 2c homonymy two ends link to each other, offer pilot hole 21 on the upper arm 2a, underarm 2b goes up with pilot hole 21 vertical corresponding positions and is provided with locating slot 23, the upper end of machinery lead sealing bar 1 is set with annular magnetic steel 211 and is fixedly installed in the lump in the pilot hole 21 with magnet steel 211, the lower end of machinery lead sealing bar 1 is fixed in the lock 3 by snap ring 31, lock 3 is located in the locating slot 23, in order to prevent that lock 3 from moving up and down, be provided with locating slot flange 231 at the coboundary of locating slot 23.Signal processing module 20 is located at the inside of electronic seal body 2 belows; be used to detect corresponding setting the in lower surface of the Hall element 201 and the mechanical lead sealing bar 1 of magnetic field intensity; signal processing module 20 is located at the inside of electronic seal body 2 and can be protected this module, it is not impacted and infringement such as electromagnetic interference (EMI).Providing under the situation of other protected modes, the outside that signal processing module 20 is provided with electronic seal body 2 also can, so can simplify technology.Hall element 201 and signal processing module 20 are electrically connected.Lock 3 and cooperate locating slot 23 to make electronic seal realize modular design with it can be changed after mechanical lead sealing bar 1 is cut off very easily, makes this preferred embodiment to reuse repeatedly.In other embodiments, also can adopt the mode of the lower end of other solid mechanical lead sealing bars 1.
Fig. 4 is the application synoptic diagram of the utility model preferred embodiment one, electronic seal body 2 is located on the chamber door M of container, locking bar S passes this preferred embodiment of square shape, machinery lead sealing bar 1 passes fixed via 21, locking bar S by the external force effect, insert then in the lock 3, and snap ring locking slot 311 that will be as shown in Figure 5 is stuck in the lock 3 on the snap rings 31, and it is as a whole that mechanical lead sealing bar 1 and lock 3 just connect into, if want both separation to have only mechanical lead sealing bar 1 cut off from the centre.When mechanical lead sealing bar 1 is cut off, marked change will take place in the magnetic line of force C by Hall element 201, and Hall element 201 detects this variation and its variation as electric signal is sent to as shown in Figure 8 main control unit 204.And the time of this time variation will be recorded.This process that the electronic seal state is monitored in real time and write down has the effect of safeguard protection.
Fig. 5 and Fig. 6 have illustrated the structure of mechanical lead sealing bar 1 and the annexation in electronic seal body 2 with magnet steel 211 and lock 3, magnet steel is located at the upper end of mechanical lead sealing bar 2, the part of the close upper surface of machinery lead sealing bar 1 is provided with flange 11, the radius of flange 11 is greater than the radius of the endoporus of annular magnetic steel 211, this magnet steel 211 is sleeved on the bottom of the flange 11 of mechanical lead sealing bar 1,, be located in the pilot hole 21.Flange 11 can prevent that the magnet steel 211 on the suit machinery lead sealing bar 1 is given a shock and come off, its lower end is provided with snap ring locking slot 311, snap ring 31 in snap ring locking slot 311 and the lock 3 is in conjunction with the state that can lock mechanical lead sealing bar 1, it can't be moved, have only it is cut off, it cuts off state can illustrate that then locking bar S was once moved, chamber door M may be opened, because mechanical lead sealing bar 1 and locking bar S's is spacing, make electronic seal body 2 have only minimum activity space perpendicular to the direction of chamber door M, in the narrow and small zone of sealing of lock 3 this moment between the lock locating slot 23 of chamber door M and electronic seal body 2, taken precautions against the premeditated of part of the insertion lock 3 of outer bound pair machinery lead sealing bar 1 and distorted.
Fig. 7 and Fig. 8 illustrate the principle of work of the electromagnet portion of the utility model preferred embodiment, machinery lead sealing bar 1 is provided with annular magnetic steel 211, machinery lead sealing bar 1 is a magnetic conductor, and the magnetic line of force C overwhelming majority of annular magnetic steel 211 is axially passed through in the body of mechanical lead sealing bar 1, machinery lead sealing bar 1 becomes magnet carrier, and the size of mechanical lead sealing bar 1 magnetic shows as certain value according to the magnetic force size of ring-shaped cylinder magnet steel 211 and the material of mechanical lead sealing bar 1.The lower surface of Hall element 201 and mechanical lead sealing bar 1 is corresponding to be provided with, but the induction front of Hall element 201 is over against the lower surface of mechanical lead sealing bar 1 and be positioned at the induced field scope, and between the lower surface of mechanical lead sealing bar 1 and Hall element 201, can not comprise any magnetic conductive media that makes its conductively-closed, Hall element 201 is connected with main control unit 204 and battery 206 power supplies is arranged, main control unit 204 is a certain limit according to big young pathbreaker's Hall element 201 induction threshold settings of magnetic field intensity, and with this as logout.When mechanical lead sealing bar 1 is cut off, be clamped on that part of mechanical lead sealing bar 1 magnetic conduction no longer in the lock 3, Hall element 201 induced fields disappear, and signal processing module 20 just can get off this logout and be stored in the storage unit 203.Signal processing module 20 mainly comprises the Hall element 201 that is used to detect magnetic field intensity, be used to write down the storage unit 203 of the ID of described mechanical lead sealing bar, be used to this input and processing module that the battery 206 of power supply is provided, be used for communication unit 205 with extraneous communication, be used to control the main control unit 204 of this input and processing module, Hall element 201 is connected variation with electric signal and sends to signal processing unit and amplify for it with main control unit 204, filtering, processing such as analog to digital conversion, main control unit 204 and battery 206, storage unit 203 is connected respectively with communication unit 205, main control module 204 will meet setting according to setting program and require the signal of form to issue storage unit 203, when waiting to receive external request, main control unit 204 will read the data in the access unit 203, send it to communication unit 205, communication unit 205 comprises an antenna (not shown), antenna is to have the dual-band antenna that is used to receive the low frequency mode of wake-up signal and is used for the high frequency mode of interaction data, low frequency is unidirectional receive mode, in the time of in electronic seal has moved to corresponding low frequencies device effective range, wireless communication module produces wake-up signal, and notice main control unit 204 is opened the high frequency communication function and carried out data interaction.Battery 206 is connected to its power supply with Hall element 201, be connected power supply with main control unit 204, as amplifier etc., if be connected with the antenna of communication unit 205 as its inner active component, and this antenna is an active antenna, then can enlarge the communication distance of antenna and exterior read-write device.The coordination of signal processing module 20 inner all unit all has main control unit 204 to finish.The signal of main control unit 204 timing acquiring Hall elements 201 output change of magnetic field strength, and by detection algorithm judgement locking bar S state.204 pairs of whole electronic seal electronic sections of main control unit are controlled, and finish functions such as wireless telecommunications, sensor, power supply control, sequential control, the judgement of locking bar state, and battery provides working power for total system.
Fig. 9, Figure 10 and Figure 11 illustrate the structure of the utility model preferred embodiment two, in this preferred embodiment, the lower surface of machinery lead sealing bar 1 is provided with a fixing deep hole (not shown), magnet steel 211 is a right cylinder, and be embedded in this fixedly in the deep hole, the fixing parallel axes of the axis of deep hole and mechanical lead sealing bar 1, preferably, the two coincidence.In this embodiment, cutting off equally of mechanical lead sealing bar 1 will produce material impact to the Distribution of Magnetic Field of magnet steel 211, and 201 bases of Hall element are the state of preset threshold and detection algorithm record locking bar S, and it is had protective effect.
In sum; the utility model combines mechanical lead sealing bar 1 and the calutron with real-time monitoring and record, transfer function; both can detect, and can carry out electronics to pass envelope state again and monitor in real time and record, played the effect of safeguard protection by the integrality of estimating the physical arrangement of closing envelope.
Yet the above only is a preferred embodiment of the present utility model, and unrestricted protection domain of the present utility model, so the equivalent structure that all utilization utility model instructionss and accompanying drawing content have been done changes, all is included in the protection domain of the present utility model.
Claims (6)
1, a kind of electronic seal, it is characterized in that, comprise electronic seal body, mechanical lead sealing bar, be located at magnet steel, Hall element on the mechanical lead sealing bar and the signal processing module that electrically connects with Hall element, described electronic seal body comprises upright arm, the L shaped upper arm and the underarm that link to each other with described upright arm homonymy two ends, described upward arm sling goes out end and establishes pilot hole, described down arm sling goes out end and establishes lock, and described mechanical lead sealing bar passes the described arm sling of going up and goes out the pilot hole of end and be locked in described arm sling down and go out on the lock of end; Described Hall element is located at the position that described arm sling down goes out the corresponding described mechanical lead sealing bar of end lower surface.
2, according to claim described 1 described electronic seal, it is characterized in that, described magnet steel is an annular, the part of the close upper surface of described mechanical lead sealing bar is provided with flange, the radius of this flange is greater than the radius of the endoporus of described annular magnetic steel, and described magnetic steel sleeve is contained in the bottom of the flange of described mechanical lead sealing bar, and is located at described going up in the pilot hole that arm sling goes out end.
3, electronic seal according to claim 1, it is characterized in that, described magnet steel is a right cylinder, the lower surface of described mechanical lead sealing bar is provided with the fixedly deep hole of inlaying described right cylinder magnet steel, and the axis of the axis of described fixedly deep hole and described mechanical lead sealing bar and the axis of described right cylinder magnet steel coincide.
4, electronic seal according to claim 1, it is characterized in that, described lock is established through hole, described through hole hole wall is established snap ring, the lower end of described mechanical lead sealing bar is provided with and cooperates with described snap ring and prevent the axially movable annular groove of described mechanical lead sealing bar, and described lock is embedded in the inside that described arm sling down goes out end, offers the locating slot that described lock is set on the upper surface that described arm sling down goes out to hold.
5, electronic seal according to claim 1, it is characterized in that, comprise: described signal processing module comprise the ID that is used to write down described mechanical lead sealing bar storage unit, be used to provide power supply battery, be used for and the communication unit of extraneous communication and the main control unit that is used to control this signal processing module, described main control unit and described Hall element electrically connect, and described battery, storage unit and communication unit electrically connect with described main control unit respectively.
6, electronic seal according to claim 5 is characterized in that, described communication unit comprises an antenna, and described antenna is to have the dual-band antenna that is used to receive the low frequency mode of wake-up signal and is used for the high frequency mode of interaction data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201123899U CN201336108Y (en) | 2008-09-03 | 2008-09-03 | Electronic seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201123899U CN201336108Y (en) | 2008-09-03 | 2008-09-03 | Electronic seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201336108Y true CN201336108Y (en) | 2009-10-28 |
Family
ID=41287766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201123899U Expired - Fee Related CN201336108Y (en) | 2008-09-03 | 2008-09-03 | Electronic seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201336108Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103489367A (en) * | 2012-06-13 | 2014-01-01 | 中国印钞造币总公司 | External battery type anti-counterfeit seal |
| CN103556888A (en) * | 2013-11-20 | 2014-02-05 | 成都货安计量技术中心 | Electronic anti-theft lock for wagon and system |
| CN110155542A (en) * | 2019-05-24 | 2019-08-23 | 上海海事大学 | A kind of container Kaifeng alarm lock system |
| CN114285644A (en) * | 2021-12-24 | 2022-04-05 | 南京慧牧科技有限公司 | Electronic lead sealing control method, system and device for block chain application technology |
-
2008
- 2008-09-03 CN CNU2008201123899U patent/CN201336108Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103489367A (en) * | 2012-06-13 | 2014-01-01 | 中国印钞造币总公司 | External battery type anti-counterfeit seal |
| CN103489367B (en) * | 2012-06-13 | 2016-08-10 | 中国印钞造币总公司 | External battery type anti-counterfeit seal |
| CN103556888A (en) * | 2013-11-20 | 2014-02-05 | 成都货安计量技术中心 | Electronic anti-theft lock for wagon and system |
| CN103556888B (en) * | 2013-11-20 | 2015-11-25 | 成都货安计量技术中心 | Electronic anti-theft lock for wagon and system |
| CN110155542A (en) * | 2019-05-24 | 2019-08-23 | 上海海事大学 | A kind of container Kaifeng alarm lock system |
| CN114285644A (en) * | 2021-12-24 | 2022-04-05 | 南京慧牧科技有限公司 | Electronic lead sealing control method, system and device for block chain application technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091028 Termination date: 20150903 |
|
| EXPY | Termination of patent right or utility model |