CN201820399U

CN201820399U - Electronic seal

Info

Publication number: CN201820399U
Application number: CN2010201778050U
Authority: CN
Inventors: 邱健盛; 廖国良
Original assignee: XIRUI CO Ltd
Current assignee: XIRUI CO Ltd
Priority date: 2010-05-04
Filing date: 2010-05-04
Publication date: 2011-05-04
Anticipated expiration: 2020-05-04

Abstract

The utility model provides an electronic seal, which comprises a lock piece. The lock piece is inserted in a lock plunger of a container door when being used and is inserted in a shell. A circuit device is arranged in the shell so that the electronic seal can actively detect when the lock piece is moved and inform a user information that the lock piece is moved in time for processing, prevents goods in a container from being stolen randomly and can improve the safety of goods transportation.

Description

Electronic seal

[technical field]

The utility model is about a kind of electronic seal, refers to a kind of tool sensing circuit especially, so that know the novel electronic seal whether lockset wrecks immediately.

[background technology]

The existing electronics latch fitting that uses in counter transports prevents that counter from suffering any unlatching under unknown situation at present, even goods in transposing or the stealing counter.Utilize RF chip set on the latch fitting and antenna assembly, can reach the result of use of latch fitting, and can utilize machine to respond to demonstration information that latch fitting writes down fast, learn the message of loaded with articles in the counter.Patent TWI292007 number described electronics latch fitting as TaiWan, China, the structure and the handling characteristics of this kind electronics latch fitting have been recorded and narrated, but this patent electric latch fitting is when reality is used, but still must through harbour or specific monitoring station with the machine induction after just the perception latch fitting whether destroyed, damage to property if being destroyed in transporting the way, counter takes place, then be difficult in time finding and carrying out strained handling, still have the application risk of the thing that suffers surreptitiously to exchange goods.

[utility model content]

This novel fundamental purpose is to provide a kind of electronic seal, can in time be found when being damaged, and the prompting user is strained handling immediately, avoids or reduce the loss of property.

This novel another purpose is to provide a kind of and can changes arbitrarily that the induction terminal is disconnected each other, open-circuit condition, promoting the ruined acuity of detecting lockset, and overcomes the destroyed and novel electronic seal of the difficulty do not known of lockset.

For reaching above-mentioned purpose, this is novel to provide a kind of electronic seal, include a housing, this housing is equipped with a passage, be provided with a circuit board and a power supply in this housing, at least be provided with a control circuit and at least three terminals on this circuit board, those terminals are electrically connected on this control circuit, and wear and be exposed to this passage inner peripheral surface; Also comprise a latch fitting, this latch fitting includes a body of rod, this body of rod surface is provided with at least one conducting surface, and penetrate that selectivity fastens fixing behind this passage, make the circuit state between those terminals, there is state to change during with body of rod access way, produces a prompting signal when this control circuit and the circuit state between those terminals change.

By this, this novel said apparatus that utilizes, wear in this body of rod and to move this control circuit when being fixed in the passage, when latch fitting is destroyed and when slightly extracting the body of rod out certain distance (or fully extract out), this conducting surface changes the circuit state between each terminal in regular turn by each terminal, and with the variation of control circuit perception circuit state, in time notify the user to handle, avoid latch fitting to suffer wanton destruction and surreptitiously change property, help improving the security of freight transportation.

[description of drawings]

Fig. 1 is this novel use synoptic diagram that is installed on counter.

Fig. 2 is this novel stereographic map.

Fig. 3 is this novel three-dimensional exploded view.

Fig. 3 A is this novel another visual angle stereographic map of block.

Continuous action synoptic diagram when Fig. 4 and Fig. 5 are this novel mobile latch fitting.

Fig. 6 only is provided with two synoptic diagram that go to pot and lost efficacy for terminal.

Fig. 7 is the sectional view of this novel another embodiment.

Fig. 8 is this novel control circuit block schematic diagram.

Fig. 9 is the three-dimensional exploded view of this novel other embodiment.

Figure 10 is the sectional view of this novel other embodiment.

[main element symbol description]

A: counter door A1: locking bolt B: channel C: conducting rod

10: housing 11: upper shell 12: lower house

13: block 131: joint 132: perforation

14: control circuit 15: terminal 151: Metal Ball

152: elastic component 20: latch fitting 21: the body of rod

211: insulation division 212: conduction region 213: draw-in groove

22: head 23: fastener 30: mnemon

40: processing unit 50: signal unit 60: the clock pulse unit

70: power supply 80: destroy perceptron 90: alarming device

100: wireless signal device 110: main computer unit

200: circuit board

[embodiment]

Below will the effect that this novel architectural feature and expection thereof are reached be described, yet be not in order to limiting the scope of this novel institute desire protection by embodiment, this give earlier chat bright.

Please refer to Fig. 1, this is novel to provide a kind of electronic seal, this electronic seal is provided with a housing 10 and a latch fitting 20, in order to be installed in counter door A, interfix with the locking bolt A1 of counter door, when desire is opened the counter door, need are opened locking bolt and this novel product are unloaded from locking bolt, this novel product can be responded to the counter door and opened this moment, and be connected to alarming device, inform that immediately user's counter door is opened, but wherein this latch fitting also can be in order to be arranged in the device of other various foldings, whether detecting is opened.

Please refer to Fig. 2 and Fig. 3, this novel housing 10 that includes, this housing can cover locking by a upper shell 11 and a lower house 12 and form, and is installed with in this housing 10 and is fixed with a block 13, and this block 13 and this housing 10 correspondence positions are provided with perforation.Be formed with a channel B after making this block 13 be fixedly arranged in the housing 10, please refer to Fig. 3 and Fig. 3 A, these block 13 1 sides are provided with three joints 131 in addition, are provided with a perforation 132 in each joint 131, and this perforation also is communicated with B to this passage inner peripheral surface.Be provided with a control circuit 14 and three terminals 15 in this housing 10 in addition, respectively this terminal 15 is connected in this control circuit 14, the terminal 15 of graphic example includes a Metal Ball 151 and an elastic component 152 (probe that maybe can the terminal front end be set to the tool tip is implemented aspect), please refer to Fig. 4, respectively this terminal is fixedly arranged on respectively respectively in this joint 131, make each Metal Ball 151 wear the perforation inner peripheral surface that is exposed to this block, and be resisted against Metal Ball 151 by elastic component 152 and make each terminal have elasticity with joint 131.Please refer to Fig. 3 again, also can install a power supply 70 separately in this housing, in order to supply control circuit 14 and the required electric power of each parts.

This novel latch fitting 20 that includes in addition, this latch fitting comprises the body of rod 21 of being pegged graft mutually and being formed by upper and lower body, when this body of rod 21 cooperates counter to use, then can be arranged in the locking bolt of counter door, locking bolt is solid envelope can't opening.These body of rod 21 surfaces are provided with conducting surface and to a plurality of insulation divisions 211, respectively in fact this insulation division 211 can be set to an insulator, insulation division 211 is the cutting of this conducting surface, divides into the conduction region 212 that two (or several) electrically separate mutually along the body of rod 21 length directions.This body of rod 21 1 ends form a head 22 that enlarges shape, and the other end is provided with a stepped draw-in groove 213, makes this body of rod can be arranged in this passage, and establish a fastener 23 in addition and be embedded in this draw-in groove, this body of rod are penetrated can fasten behind this passage to be fixed in the passage.

By said apparatus, basis is novel can moving in order to fixing and induction latch fitting.Please refer to Fig. 4, after this latch fitting is installed in the passage, each Metal Ball 151 is worn and is exposed in the passage, and be held against in this body of rod 21 by the elastic force that elastic component 152 provides, wherein this insulation division 211 is separated between two-terminal, makes this two-terminal be the shape that opens circuit, 212 conductings of this conduction region are in wherein between a terminal and the another terminal, making in those terminals has two-terminal to be path, and has two-terminal to be to open circuit, and has a specific circuit state.

Please refer to Fig. 5, be drawn out of when latch fitting and begin to leave passage, conduction region 212 and insulation division 211 will move and pass through each terminal in regular turn with the body of rod, make per two adjacent terminals be path in regular turn and the shape that opens circuit, by this, when latch fitting is moved admission passage or is drawn out of, will the circuit state between those terminals be changed, be connected in the then further variation of sensor circuit state of control circuit of this terminal, send a prompting signal.

This novel spy's terminal is set to three and have with the use situation of two-terminal and obviously to separate, design difference for explanation two-terminal and three terminals, be aided with especially Fig. 6 aid illustration it, as shown in Figure 6, only be provided with in passage and wear the dew two-terminal, for making circuit have the initiatively ability of induction, after finishing, the latch fitting installing need make this two-terminal be the conducting shape, use and be provided with the body of rod in the perceptual channel, then this latch fitting may be destroyed from head 22 or fastener 23 1 sides, and replace with another conducting rod C pushing and pressing latch fitting, latch fitting loses the functions of use of caution in the variation that does not occur circuit state under the situation about being destroyed between two-terminal yet; In view of this, this novel number of terminals is set to three, or please refer to Fig. 7, and number of terminals is set to more than three, can prevent that the situation of the above-mentioned not perception that is damaged but from taking place.

Please refer to Fig. 8, this is novel for making control circuit can respond to circuit variation between each terminal, in a circuit board 200 be provided with control circuit and with a mnemon 30, a processing unit 40, a signal unit 50 and a clock pulse unit 60 of control circuit electrical ties, circuit board is installed in the housing; This control circuit and by being electrically connected with a power supply 70 obtains required running voltage source.And this mnemon 30 stores at least one operation information, this processing unit 40 reads the operation information of this mnemon 30, controlling signal unit 50 is to those terminal output signals, make each terminal have various height different potentials, and whether these signal unit 50 each terminals of induction have current flowing certainly, read the circuit state of those terminals; This clock pulse unit 60 provides a time information, make this processing unit 40 change the signal of this signal unit 50 according to the time to those terminal outputs, make this novel potential state that can in each use, can reset at any time between each terminal by this, or it is changed in time, prevent the start pattern of fixing from being cracked and lose functions of use, strengthen the latch fitting of this novel electron seal by this, suffer outside destroy and the degree of difficulty of failing to find.

This control circuit also can connect a destruction perceptron 80 simultaneously, and in order to the sensing shell, and notifier processes unit 40 reacts when housing is destroyed.Even on this circuit board 200 and be equiped with a RF chip, the voltage source that this RF chip is required then stems from the power supply 70 on the circuit board, forms an active electronics seal by this, is beneficial to the Item Information in the counter, utilizes the RFID transmission means to read fast.

Please refer to Fig. 8 again, when the latch fitting 20 of this novel electron seal is subjected to outside destroy, receive three with after the variation of the circuit state between upper terminal by control circuit, can produce a prompting signal, can connect and be sent to an alarming device 90 according to user's setting, this alarming device can actually be set to lighting fixtures such as bulb, light-emittingdiode, or audio units such as loudspeaker, hummer, or the combination of lighting fixture and audio unit, send alerting with sound and light program, immediacy inform that user's counter is opened.

In addition, this control circuit also can additionally be electrically connected with a destruction perceptron 80, and this destruction perceptron 80 can send signal to control circuit when housing is destroyed, and sends alerting through aforesaid alarming device, reminds user's (for example lorry driving).

Moreover, the instant signal the when latch fitting 20 of this novel electron seal suffers outside destroy, and the time message that destroys, finally also can be sent to a main computer unit 110 (can be PC, NB or PDA ... Deng) supply the user to know the immediate status of electronic seal immediately.Signal transmission between aforementioned main computer unit 110 and control circuit, electronic seal, then see through the double-direction radio signal device 100 of tool RFID transfer function, utilize main computer unit 110 (as portable PDA) to change the mode of operation (for example three with the circuit state change setting between upper terminal) of control circuit for user's (driving) as lorry, or control the latch fitting state information signal that circuit receives electronic seal certainly, know that counter suffers whether to open.

Please refer to Fig. 9, in this novel other embodiment, also can change and this insulation division 211 is set to a radial groove makes this body of rod 21 surfaces form the conduction regions 212 of several electric connections.Please refer to Figure 10, in the time of in this body of rod 21 is assembled into this block 13, this insulation division 211 is an indent and can't contacting with the Metal Ball 151 of a terminal wherein, it is presented open circuit.When the body of rod 21 when either side is extracted out, be originally that the Metal Ball that opens circuit is multiple again contact with conduction region 212 and present path, make a novel variation that also can when the body of rod is mobile a little, induce circuit state, whether timely discovery is destroyed.

This novel insulation division by indent, cooperate wherein and open circuit because of being in contact with one another to form under one group of terminal Metal Ball normality, meet with the perceptual sensitivity advantage of destroying except that possessing above-mentioned increase electronic seal, the degree of difficulty that more can effective anti-blocking burglar be destroyed by the body of rod 21 and channel B slit makes the consumer use this novel active electronics seal to have more confidence.

Sum up above embodiment, make this novel can be initiatively, perception immediately, be combined with the latch fitting of active electronics seal, whether suffer any mobile extraction in midway, notify the user and can when the counter locking bolt is unlocked, repay immediately, have initiatively detecting function and can in time make a response, prevent from that counter from going to pot surreptitiously to exchange goods thing but because of not discovery in time of long-time transportation, improve the survival capability of property, real in having progressive effect.

The above is this novel preferred embodiment only, when the scope that can not limit this novel enforcement with this, be that Fan Yiben novel application claims scope and simple equivalent that description is done change and modify, all still belong in the scope that the utility model patent contains.

Claims

1. an electronic seal is characterized in that, comprising:

One housing, this housing is equipped with a passage, is provided with a circuit board and a power supply in this housing, is provided with a control circuit and at least three terminals on this circuit board at least, and respectively this terminal is electrically connected on this control circuit, and wears and be exposed to this passage inner peripheral surface;

One latch fitting, this latch fitting includes a body of rod, this body of rod surface is provided with at least one conducting surface, this body of rod penetrates that selectivity fastens fixing behind this passage, make the circuit state between those terminals, there is state to change during with body of rod access way, produces a prompting signal when this control circuit and the circuit state between those terminals change.

2. electronic seal as claimed in claim 1, it is characterized in that, wherein be provided with an insulation division at this body of rod, this insulation division is a radial groove, wherein a terminal then is located in this radial groove, and the Metal Ball of normality lower terminal and radial groove are the off state of noncontact shape.

3. electronic seal as claimed in claim 1 is characterized in that wherein this latch fitting more is provided with at least one insulation division, and this insulation division is divided at least two conduction regions that electrically separate with this conducting surface.

4. electronic seal as claimed in claim 2 is characterized in that, wherein at least one insulation division is separated in wherein between two-terminal.

5. as claim 1,2 or 3 described electronic seals, it is characterized in that, wherein the control circuit on this circuit board is electrically connected with a mnemon, a processing unit, a signal unit and a RF chip in addition, this mnemon stores at least one operation message, this processing unit reads the operation message of this mnemon, the controlling signal unit is to described terminal output signal, and this signal unit reads the circuit state of described terminal certainly.

6. electronic seal as claimed in claim 4 is characterized in that, wherein this control circuit is electrically connected a clock pulse unit in addition, and this clock pulse unit provides a time information, makes this processing unit change the signal of this signal unit to described terminal output according to the time.

7. as claim 1,2 or 3 described electronic seals, it is characterized in that wherein this control circuit is electrically connected an alarming device in addition, when this alarming device receives the prompting signal in control circuit, must control this alarming device and send an alerting.

8. as claim 1,2 or 3 described electronic seals, it is characterized in that, wherein more be provided with a main computer unit, this main computer unit and this control circuit respectively are provided with a two-way wireless signal device, make this main computer unit and this control circuit utilize this double-direction radio signal device to receive and dispatch signal mutually.

9. electronic seal as claimed in claim 6 is characterized in that, this alarming device is selected from by lighting fixture, audio unit and group that combination constituted thereof.