CN104394196A - A control method for anti-disassembly of a wireless module and an Internet of Things device side - Google Patents
A control method for anti-disassembly of a wireless module and an Internet of Things device side Download PDFInfo
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- CN104394196A CN104394196A CN201410627573.7A CN201410627573A CN104394196A CN 104394196 A CN104394196 A CN 104394196A CN 201410627573 A CN201410627573 A CN 201410627573A CN 104394196 A CN104394196 A CN 104394196A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- Computer Networks & Wireless Communication (AREA)
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Abstract
The invention discloses a control method for anti-disassembly of a wireless module and an Internet of Things device side. The wireless module is accommodated at a device side of an Internet of Things system, and is connected to a server side by a wireless network, and the device side further includes an industrial equipment and a control module, wherein the wireless module stores a control code. The method comprises: transmitting periodically the control code that is locally stored to the control module by the wireless module after the wireless module is powered on; determining, by the control module, whether a correct control code is received within a first preset time using the first preset time as a time interval, and locking the device if no correct control code is received within the first preset time to disconnect control on the industrial equipment. The control module of the invention locks the device if no control code is received within a predetermined time, such that the device cannot be used once the wireless module is disassembled, and thus an abnormal disassembly of the wireless module can be avoided efficiently. The invention requires no additional cost of hardware, and provides convenience in subsequent maintenance and has great flexibility.
Description
Technical field
The present invention relates to Internet of Things field, particularly relate to a kind of control method and internet of things equipment end of wireless module Anti-dismantling.
Background technology
Internet of things system comprises equipment end and server end, and wherein equipment end can be supplied to user by modes such as monthly payment plan, leases, and server end comprises client and server, is the part that Internet of Things manufacturer manages concentratedly the equipment end being supplied to user.
Equipment end comprises Wireless remote control module (being called for short wireless module below), controller (PLC) and industrial equipment.In the engineering machinery Internet of things system such as tower machine, the equipment vendor of engineering machinery is frequently by the mode connecting wireless module on the PLC of engineering machinery, and the start and stop of remote control equipment, reach the object such as management lease, returned money.
Payment is escaped in order to malice by some equipment use side, time have antenna, the SIM card of dismantle wireless module or module of dismantling, cause equipment vendor cannot long-range stopping debt equipment.
In order to prevent wireless module from being dismantled, traditional method is that wireless module is arranged on concealed location, or is reinforced etc. by wireless module when mounted.These approaches increases cost, very flexible, affect the maintenance of equipment.And antenna is wanted to be placed on outside equipment, so, dismounting antenna or SIM card cannot be prevented.
Therefore, prior art existing defects, needs to improve.
Summary of the invention
The technical problem to be solved in the present invention is, very flexible high for the Anti-dismantling weak effect of the above-mentioned wireless module of prior art, cost, affects the defect of plant maintenance, provides a kind of control method and internet of things equipment end of wireless module Anti-dismantling.
The technical solution adopted for the present invention to solve the technical problems is: the control method constructing a kind of wireless module Anti-dismantling, described wireless module be installed in Internet of things system equipment end and by wireless network connection server end, described equipment end also comprises industrial equipment, control module, store control code in described wireless module, said method comprising the steps of;
Described wireless module periodically sends the local described control code stored to described control module after working on power;
Described control module for interval judges whether receive correct control code in this first Preset Time, and carries out lock machine to disconnect control to described industrial equipment with the first Preset Time when not receiving correct control code in current first Preset Time.
The control method of wireless module Anti-dismantling of the present invention, wherein, the lease date is also stored in described wireless module, described wireless module and described server end are set up communication and are connected rear and the synchronous current date of described server end, and periodic send described control code to control module while, also be sent in presence information and working signal to described control module, wherein, described presence information comprises the disarmed state of communication disconnecting representing described wireless module and be connected normal effective status with the communication of server end and represent described wireless module and server end, described working signal comprise represent described current date do not exceed described lease the date effective status and represent described current date exceed described lease the date disarmed state,
Described control module also performs following steps: judge whether the working signal received is disarmed state, and when receiving working signal and being invalid, with the second Preset Time for interval judges whether the described presence information received in this second Preset Time is disarmed state, and the presence information received in current second Preset Time is when being disarmed state, carry out lock machine to disconnect the control to described industrial equipment.
The control method of wireless module Anti-dismantling of the present invention, wherein, described method also comprises: described wireless module when receiving the new control code that described server end sends, by control code that is local for described new control code write and that store before covering.
The invention also discloses a kind of internet of things equipment end realizing wireless module Anti-dismantling based on said method, comprise connect successively industrial equipment, for control described industrial equipment work control module, for carrying out the wireless module of telecommunication with the server end of Internet of Things, described wireless module comprises memory cell and transmitting element, described control module comprises receiving element and lock machine control unit, wherein:
Described memory cell, for storing control code;
Described transmitting element, for periodically sending the described control code of described memory cell storage to described control module after working on power;
Described receiving element, for the first Preset Time for interval judges whether receive correct control code in this first Preset Time;
Described lock machine control unit, carries out lock machine to disconnect the control to described industrial equipment during for not receiving correct control code in current first Preset Time.
Internet of things equipment end of the present invention, wherein, described memory cell also stores the lease date,
Described wireless module also comprises timing unit, and described timing unit is used for setting up communication at described wireless module and described server end and connects rear and the synchronous current date of described server end;
Described transmitting element also for periodic send described control code to control module while, also be sent in presence information and working signal to described control module, wherein, described presence information comprises the disarmed state of communication disconnecting representing described wireless module and be connected normal effective status with the communication of server end and represent described wireless module and server end, and described working signal comprises and represents described current date and do not exceed the effective status on described lease date and represent described current date and exceed the described disarmed state leasing the date;
Described receiving element is also for judging whether the working signal received is disarmed state, and when receiving working signal and being invalid, with the second Preset Time for interval judges whether the described presence information received in this second Preset Time is disarmed state;
When the presence information of described lock machine control unit also for receiving in current second Preset Time is disarmed state, carry out lock machine to disconnect the control to described industrial equipment.
Internet of things equipment end of the present invention, wherein, described wireless module also comprises control code updating block, described control code updating block is used for when receiving the new control code that described server end sends, described new control code is write described memory cell with and the control code stored before covering.
Implement control method and the internet of things equipment end of wireless module Anti-dismantling of the present invention, there is following beneficial effect: in the present invention, wireless module periodically sends control code to control module, with the first Preset Time for interval judges whether receive correct control code in this first Preset Time and then judge whether wireless module is disassembled, if when not receiving correct control code in current first Preset Time, judge that wireless module is disassembled, carry out lock machine to disconnect the control to described industrial equipment.So, if user attempts to reach by dismounting wireless module the object escaping payment, although server end is not by carrying out telecommunication with long-range stopping debt equipment with equipment end, but because the dismounting of wireless module, control module cannot receive control code can carry out lock machine equally, stop debt equipment, therefore wireless module will be once dismounting will cause equipment to use, thus effectively can avoid the improper dismounting of wireless module.The method, without the need to increasing extra hardware cost, is convenient to later maintenance, flexibility is good, and effectively can realize the function of the Anti-dismantling of wireless module.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the system configuration schematic diagram of the Internet of Things of the composition of internet of things equipment end of the present invention and server end;
Fig. 2 is the flow chart of control method first embodiment of wireless module Anti-dismantling of the present invention;
Fig. 3 is the flow chart of control method second embodiment of wireless module Anti-dismantling of the present invention.
Embodiment
In order to there be understanding clearly to technical characteristic of the present invention, object and effect, now contrast accompanying drawing and describe the specific embodiment of the present invention in detail.
With reference to figure 1, it is the system configuration schematic diagram of the Internet of Things of the composition of internet of things equipment end of the present invention and server end;
Described Internet of things system comprises: server end 1 and described equipment end 2.Server end 1 comprises client 11 and server 12, server 12 carries out communication with equipment end 2 by wireless network 3 and is connected, be stored with the data such as the lease of equipment end 2, payment, manager can log in the data in background management system acquisition server 12 in client 11, corresponding on off control order can also be sent by logging in background management system in client 11, this on off control order is pass on to equipment end 2, with the start and stop of control appliance end 2 by server 12.
Equipment end 2 comprises the industrial equipment 23, control module 22, the wireless module 21 that connect successively, and control module 22 works for controlling described industrial equipment 23.Wherein, control module 22 specifically can be PLC, is to be connected by RS485 bus between PLC with wireless module 21.After equipment end 2 connects power supply, wireless module 21 and control module 22 power on simultaneously, and wireless module 21 powers on and namely sets up communication with server 12 and be connected, logon server 12 and lock in time information, mainly current date, after synchronous, wireless module 21 upgrades current date automatically.Wireless module 21 can send control code, presence information, working signal 3 signals to control module 22 periodically simultaneously, control module 22 by carrying out 3 step cards to these 3 signals, to judge whether wireless module 21 is disassembled.Concrete decision method, composition graphs 2-3 describes in detail.
Composition graphs 1, with reference to figure 2, identifies for control module 22 to mark each wireless module 21, and before equipment dispatches from the factory, manufacturer is in the internal memory of the control code write wireless module 21 of mark wireless module 21.After equipment end 2 connects power supply, the method in the first embodiment specifically comprises:
S1a, wireless module 21 periodically send the local described control code stored to described control module 22 after working on power;
S2a, described control module 22 with the first Preset Time for interval judges whether receive correct control code in this first Preset Time, if receive correct control code in current first Preset Time, then from the moment receiving control code, reenter the checking that S2a proceeds next round; If do not receive correct control code in current first Preset Time, then carry out lock machine to disconnect the control to described industrial equipment 23.
In S1a, after wireless module 21 powers on, set up communication be connected with server 12, manager is by carrying out Remote management by these wireless connections to wireless module 21 after client 11 logon server 12.Such as, if certain serial equipment end 2X is in arrears with debt, then manager needs Remote to stop the work of its equipment end 2, when client 11 is specially web browser, manager opens corresponding webpage after can logging in concrete network address, then filter out the equipment end 2X specified, the operating state of this equipment end 2X be labeled as and stop using, server 12 sends instruction by wireless module 21 and quits work to control it to control module 22.
But, if after user's malice of equipment side disassembles the wireless module 21 of equipment end 2X, then Long-distance Control cannot be carried out by the method to equipment end 2X, so realize the periodicity identification of wireless module 21 in S2a by control code in the present invention.
Control code writes wireless module 21 when dispatching from the factory, the control code sent in S1a obtains from this locality, namely this control code and wireless module 21 bind, if wireless module 21 is maliciously disassembled, then control module 22 just can not receive control code, therefore whether by judging to receive in the first Preset Time in this prior, control code judges wireless module 21 to control module 22 there is situation, when not receiving correct control code in current first Preset Time, judge that wireless module 21 is split to have laid down, and then control lock machine.
Obviously, the first Preset Time should be more than or equal to the transmission cycle of control code, and consider during signal sends the fault that may exist, the first Preset Time can be set as the 10-50 in the transmission cycle of control code doubly.
Namely the lock machine that the control code checking in the present embodiment take part in when wireless module 21 is disassembled controls, again, whether above-mentionedly mentioning: the long-range on off control of server 12 pairs of equipment end 2 in prior art, is by sending on off control order to wireless module 21, and then control control module 22 and work.Preferably, combine to the dismounting of this long-range on off control and wireless module 21 be verified, simplification information is mutual as far as possible, also can utilize control code simultaneously, realize normal long-range on off control in the present embodiment.
If manager needs to stop or restarting equipment end 2, the control code of the equipment end 2 of specifying can be revised by client 11, new control code is sent to wireless module 21 by server 12, described method also comprises: described wireless module 21 is when receiving the new control code that described server end 1 sends, by the control code stored before local for described new control code write also covering, so, what wireless module 21 sent again is new control code, if new control code is correct, then represent restarting equipment end 2, if new control code is wrong, then represent arrestment end 2.
Such as, when dispatching from the factory, the numerical value of control code is set to 1, in the programmed decision of control module 22 also using 1 as the right value of control code.If certain equipment end 2Y arrearage; manager can open webpage devices selected end 2Y in web browser; its control code is revised as 0; new control code 0 sends to wireless module 21; new control code 0 is sent to control module 22 by wireless module 21 again; control module 22 internal processes relatively after can directly determine that it is mistake control code, so carry out lock machine, so reach Remote shut down object.If this user has paid arrears expense, then revised back 1.
Fig. 3 is the flow chart of control method second embodiment of wireless module Anti-dismantling of the present invention;
Wireless module 21 is connected with the communication of server 12 because will be interrupted in equipment side, can also be realized by the antenna or the SIM extracted in wireless module 21 disassembling separately wireless module 21, and in order to keep good communication efficiency, antenna needs exposed outside equipment, more easily by other people dismounting.Or equipment side can also take other measures to shield the signal sending to wireless module 21.So on the basis of the first embodiment, deposit in case determining wireless module 21 in the second embodiment, the modes such as dismounting antenna, SIM card or shielded signal that also whether take it judge.
But judge antenna and whether SIM card is disassembled, the method for signal whether conductively-closed likely brings the problem of lock machine by mistake.Such as, if equipment end 2 is original also within the lease date, but because of reasons such as weather, communication service supply go wrong, cause communication disconnecting and make wireless module 21 be in off-line state, then control module 22 can be judged to be the communicating interrupt that the intentional operation of equipment side causes and by its lock machine by mistake.In order to avoid this lock machine by mistake, preferably, increase the checking to the lease date, as long as then whether extremely do not judge the wireless connections of wireless module 21 within the lease date.For this reason, wireless module 21 is before dispatching from the factory, what together write with control code leases the date in addition, certainly, this lease date can be changed by client 11 in the use procedure in later stage, the lease date after change sends to wireless module 21 to store by server end 1, and the new lease date writes local with the lease date before covering by wireless module 21.
Concrete, in second embodiment, S1b is from the different of the first embodiment S1a: wireless module 21 is set up communication when powering on described server end 1 and is connected, with the synchronous current date of described server end 1, and on the basis of synchronous current date, this current date is upgraded automatically, and periodic send described control code to control module 22 while, also send working signal and presence information to described control module 22.Wherein, described presence information comprises the disarmed state representing described wireless module 21 and be connected normal effective status with the communication of server end 1 and represent described wireless module 21 and the communication disconnecting of server end 1; Described working signal comprise represent described current date do not exceed described lease the date effective status and represent described current date exceed described lease the date disarmed state.
In second embodiment, S2b is from the different of the first embodiment S2a, and after control code checking is qualified, namely control module 22 have received correct control code in current first Preset Time, then can perform step S3b further:
S3b, control module 22 judge whether the working signal received is disarmed state, if the working signal received is effective, then reenter the checking that S2a proceeds next round; If the working signal received is invalid, then enter step S4b to perform the checking of presence information;
S4b, with the second Preset Time for interval judges whether the described presence information received in this second Preset Time is disarmed state, if receive effective presence information in current second Preset Time, then reenter the checking that S2a proceeds next round; If when the presence information received in current second Preset Time is disarmed state, then carry out lock machine to disconnect the control to described industrial equipment 23.
Control code only can determine that this equipment of wireless module 21 exists, the authentication mechanism of presence information can verify whether the antenna of wireless module 21 and SIM card are disassembled further, signal whether conductively-closed, if the presence information received in current second Preset Time is disarmed state, then think wireless module 21 antenna or SIM card is disassembled or equipment side takes other measures and shields the signal sending to wireless module 21, so control lock machine.Only have Deterministic service device 12 normal with the communication of wireless module 21, the Long-distance Control on off control of normal server end 1 pair of equipment end 2 can be realized.
And in step S3b; only when working signal is disarmed state; namely equipment end 2 is not when leasing in the date; just presence Information Authentication is carried out to it; this point rank checking alternately; avoid due to wireless module 21 go offline or server 12 abnormal and cause, by the generation of lock machine by mistake, protecting the interests normal lease term of user to greatest extent.
In sum, in the present invention, wireless module periodically sends control code to control module, with the first Preset Time for interval judges whether receive correct control code in this first Preset Time and then judge whether wireless module is disassembled, if when not receiving correct control code in current first Preset Time, judge that wireless module is disassembled, carry out lock machine to disconnect the control to described industrial equipment.So, if user attempts to reach by dismounting wireless module the object escaping payment, although server end is not by carrying out telecommunication with long-range stopping debt equipment with equipment end, but because the dismounting of wireless module, control module cannot receive control code can carry out lock machine equally, stops debt equipment.The method, without the need to increasing extra hardware cost, is convenient to later maintenance, flexibility is good, and effectively can realize the function of the Anti-dismantling of wireless module.Further; by carrying out the checking of presence information; the antenna of wireless module and SIM card can be prevented whether to be disassembled; by carrying out the checking of working signal; the generation that " presence information " can be prevented to bring misses the situation of lock machine, and protection user is in the interests of leasing period to greatest extent.
By reference to the accompanying drawings embodiments of the invention are described above; but the present invention is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; instead of it is restrictive; those of ordinary skill in the art is under enlightenment of the present invention; do not departing under the ambit that present inventive concept and claim protect, also can make a lot of form, these all belong within protection of the present invention.
Claims (6)
1. the control method of a wireless module Anti-dismantling, described wireless module be installed in Internet of things system equipment end and by wireless network connection server end, described equipment end also comprises industrial equipment, control module, it is characterized in that, store control code in described wireless module, said method comprising the steps of;
Described wireless module periodically sends the local described control code stored to described control module after working on power;
Described control module for interval judges whether receive correct control code in this first Preset Time, and carries out lock machine to disconnect control to described industrial equipment with the first Preset Time when not receiving correct control code in current first Preset Time.
2. the control method of wireless module Anti-dismantling according to claim 1, it is characterized in that, the lease date is also stored in described wireless module, described wireless module and described server end are set up communication and are connected rear and the synchronous current date of described server end, and periodic send described control code to control module while, also be sent in presence information and working signal to described control module, wherein, described presence information comprises the disarmed state of communication disconnecting representing described wireless module and be connected normal effective status with the communication of server end and represent described wireless module and server end, described working signal comprise represent described current date do not exceed described lease the date effective status and represent described current date exceed described lease the date disarmed state,
Described control module also performs following steps: judge whether the working signal received is disarmed state, and when receiving working signal and being invalid, with the second Preset Time for interval judges whether the described presence information received in this second Preset Time is disarmed state, and the presence information received in current second Preset Time is when being disarmed state, carry out lock machine to disconnect the control to described industrial equipment.
3. the control method of wireless module Anti-dismantling according to claim 1, it is characterized in that, described method also comprises: described wireless module when receiving the new control code that described server end sends, by control code that is local for described new control code write and that store before covering.
4. an internet of things equipment end, comprise connect successively industrial equipment, for control described industrial equipment work control module, for carrying out the wireless module of telecommunication with the server end of Internet of Things, it is characterized in that, described wireless module comprises memory cell and transmitting element, described control module comprises receiving element and lock machine control unit, wherein:
Described memory cell, for storing control code;
Described transmitting element, for periodically sending the described control code of described memory cell storage to described control module after working on power;
Described receiving element, for the first Preset Time for interval judges whether receive correct control code in this first Preset Time;
Described lock machine control unit, carries out lock machine to disconnect the control to described industrial equipment during for not receiving correct control code in current first Preset Time.
5. internet of things equipment end according to claim 4, is characterized in that,
Described memory cell also stores the lease date,
Described wireless module also comprises timing unit, and described timing unit is used for setting up communication at described wireless module and described server end and connects rear and the synchronous current date of described server end;
Described transmitting element also for periodic send described control code to control module while, also be sent in presence information and working signal to described control module, wherein, described presence information comprises the disarmed state of communication disconnecting representing described wireless module and be connected normal effective status with the communication of server end and represent described wireless module and server end, and described working signal comprises and represents described current date and do not exceed the effective status on described lease date and represent described current date and exceed the described disarmed state leasing the date;
Described receiving element is also for judging whether the working signal received is disarmed state, and when receiving working signal and being invalid, with the second Preset Time for interval judges whether the described presence information received in this second Preset Time is disarmed state;
When the presence information of described lock machine control unit also for receiving in current second Preset Time is disarmed state, carry out lock machine to disconnect the control to described industrial equipment.
6. internet of things equipment end according to claim 4, is characterized in that,
Described wireless module also comprises control code updating block, and described control code updating block is used for when receiving the new control code that described server end sends, described new control code is write described memory cell with and the control code stored before covering.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410627573.7A CN104394196B (en) | 2014-11-10 | 2014-11-10 | The control method of wireless module Anti-dismantling and internet of things equipment end |
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| CN201410627573.7A CN104394196B (en) | 2014-11-10 | 2014-11-10 | The control method of wireless module Anti-dismantling and internet of things equipment end |
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| CN110955165A (en) * | 2019-11-27 | 2020-04-03 | 深圳拓邦股份有限公司 | Control method of cleaning equipment and cleaning equipment |
| CN110969823A (en) * | 2019-11-27 | 2020-04-07 | 深圳拓邦股份有限公司 | Control method of cleaning equipment and cleaning equipment |
| CN110928204A (en) * | 2019-11-27 | 2020-03-27 | 深圳拓邦股份有限公司 | Control method of cleaning equipment and cleaning equipment |
| CN110928204B (en) * | 2019-11-27 | 2022-11-22 | 深圳拓邦股份有限公司 | Control method of cleaning equipment and cleaning equipment |
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| CN104394196B (en) | 2018-03-20 |
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