CN207598041U - It is a kind of to be used for underwater coded lock device - Google Patents
It is a kind of to be used for underwater coded lock device Download PDFInfo
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- CN207598041U CN207598041U CN201721485814.4U CN201721485814U CN207598041U CN 207598041 U CN207598041 U CN 207598041U CN 201721485814 U CN201721485814 U CN 201721485814U CN 207598041 U CN207598041 U CN 207598041U
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Abstract
The utility model is related to a kind of for underwater coded lock device, password input by user is converted to by pulse code by second singlechip equipped with coding and emitting portion, by the corresponding laser pulse signal of semiconductor laser.The laser pulse signal that signal receives and process part receives judges to set for password or for unlocking, and sends out first control signal when the laser pulse signal for unlocking is consistent with depositing password in memory by first singlechip；The relay of electromechanical lock part to start motor, and then drives the lock bolt of mechanical lock to unlock according to first control signal.The utility model is that coding and emitting portion, signal reception and process part and electromechanical lock part are packaged using the outer housing of seawater corrosion resistance; and pass through the resilient inner body realization seawater pressure compensation that can connect seawater; the underwater use of coded lock device is realized, underwater key equipment is protected artificially not stolen or destroyed.
Description
Technical field
The utility model is related to a kind of coded lock devices, more particularly to a kind of to be used for underwater coded lock device.
Background technology
The underwater operation process of seabed subsea fields oil production equipment, be by underwater robot under water, docked
The switch of equipment related keyword component controls point makes equipment carry out corresponding activity, so right by modes such as hydraulic drives
Interface also becomes the important protection point of control underwater equipment, only carries out good protection to it, it is made to have unique identification, this
It is accurate that sample could be identified in control, sends out correct instruction, ensures equipment normal operation.It therefore, can be under water there is an urgent need for one kind
The coded lock device that equipment is installed and used.
Existing coded lock uses a series of number or symbol when opening；Word coded lock can be generally divided into machine
Tool coded lock and digital cipher lock；Design structure can be divided into more groups of formulas, rotating disc type, mechanical, electronic type, card-scanning type, fingerprint again
Class etc..
But since equipment is mounted on deep seafloor, limited by marine environment, the requirement to coded lock is also higher,
Need coded lock that there is resistance to compression, waterproof, anticorrosion under the premise of ensureing that its is effective, and common mechanical code lock exists
Effective assessment is not made in the use in seabed, and digital cipher lock by environmental factor under water using also being influenced, it is understood that there may be is lost
The failures such as effect.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of for underwater coded lock device, can be known by laser
It does not unlock, meets the requirement of underwater State, protect the critical component of underwater equipment not by extraneous artificial or natural cause
It destroys.
In order to achieve the above object, the technical solution of the utility model is to provide a kind of for underwater coded lock device,
It includes：
Signal receives and process part, the laser pulse signal received to it judge whether to open by first singlechip
Lock is compared, and given according to comparison result the laser pulse signal for being wherein used for unlocking with the password deposited in memory
Go out corresponding control signal；
Electromechanical lock part, the motor controlled equipped with mechanical lock, to the lock bolt of the mechanical lock and to the electricity
The relay that motivation is controlled；When judging that the laser pulse signal for unlocking is identical with depositing password in memory,
The first singlechip exports first control signal to relay, to start motor, and then the lock bolt of mechanical lock is driven to open
Lock.
Preferably, the signal receives and process part, electromechanical lock part are encapsulated by the first outer housing；Described
One outer housing is made with the Steel material of seawater corrosion resistance, and inside is filled with insulation compensation liquid；It is also solid inside first outer housing
Surely seawater pressure compensating unit is provided with, the seawater pressure compensating unit has inner housing made of elastic material, described interior
Housing is communicated by interface with extraneous seawater；First outer housing is equipped with the laser input port penetrated for laser pulse signal.
Preferably, the coded lock device is equipped with the coding emitted laser pulse signal and emitting portion, into
One step includes：
Keyboard receives password input by user；
Password input by user is converted to corresponding pulse code by second singlechip；
Operational amplifier is amplified the electric signal of pulse code；
Semiconductor laser according to electric signal amplified to pulse code, emits corresponding laser pulse signal.
Preferably, the coding and second singlechip, operational amplifier, the semiconductor laser of emitting portion, by the
Two outer housings encapsulate；
The second housing body is made with the Steel material of seawater corrosion resistance, and inside is filled with insulation compensation liquid；Described second
Seawater pressure compensating unit is further fixedly arranged on inside outer housing, the seawater pressure compensating unit has made of elastic material
Inner housing, the inner housing are communicated by interface with extraneous seawater；
The second housing body is equipped with for the laser output of laser pulse signal transmission and is connected for second singlechip
The input through keyboard interface of keyboard.
Preferably, the coding and emitting portion that the coded lock device is equipped with, form accordingly according to password input by user
Laser pulse signal, and based on receive startup transmitting instruction cycle transmitting is carried out to laser pulse signal, until receiving
Stop transmitting after stopping the instruction of transmitting.
Preferably, the signal receives and process part further includes：
Optics concave mirror, to being emitted to, signal receives and the laser pulse signal of process part is focused；
Photodiode receives the laser pulse signal of focusing；
Shaping amplifier after carrying out shaping and amplification to the laser pulse signal of reception, is transported to first singlechip progress
Processing.
Preferably, the first singlechip judges that laser pulse of the laser pulse signal received to be set for password is believed
Number when, be deposited into memory as password.
Preferably, the first singlechip judge for unlocking laser pulse signal and deposit password in memory not
When identical, second control signal is exported to start alarm.
Preferably, the signal receives and process part, electromechanical lock part are connected by power-off protection apparatus and power supply
It connects, the power supply includes accumulator.
Preferably, the signal reception and process part, electromechanical lock part, positioned at the key of hydrocarbon sub-marine field equipment
Component；The coding and emitting portion emitted laser pulse signal is located at underwater robot.
The utility model offer is a kind of for underwater coded lock device, the advantage is that：
The spread speed of light is fast, while is not susceptible to interfere again, and also with great relativity of information, application prospect is wide
It is wealthy.The utility model uses this advanced photoelectric technology, designs a kind of coded lock device of photoelectricity remote control type：Using photoelectricity and
The design that remote control technology is combined utilizes the novel coding technology of microcontroller, to have illumination or no light to be compiled as basic code, row
One group of specific password is carrier using laser；Then, it is identified by receiver, microcontroller analysis judges, only meets pre-
The code signal put, could perform unlocking, and confidentiality is high.The utility model has also carried out outer housing to key and coded lock and has held
The seal protection design of press mechanism to adapt to the underwater High Voltage operating mode in deep-sea, is realized the critical component of underwater equipment reliable
Protection.
Description of the drawings
Fig. 1 is the structure diagram of laser identification unlock in coded lock device；
Fig. 2 is the schematic diagram of key outer housing and bearing mechanism in coded lock device.
Specific embodiment
As shown in Figure 1, a kind of coded lock device provided by the utility model, includes three parts：Coding and emitting portion,
Signal receives and process part, electromechanical lock part.
The coding and emitting portion are equipped with coding principle and Crypto Control Unit, by microcontroller（Chip）Coding comes
Realize concrete function：The coding principle and Crypto Control Unit carry out certainly when receiving password of the engineer by input through keyboard
Dynamic conversion process, makes its processed machine code be transformed into the pulse signal of control on/off.Signal after overcoupling, then
Ultra-weak electronic signal is amplified with operational amplifier, and then drives semiconductor laser laser pulse signal.
Password designs and the generation principle of signal：When engineer by input through keyboard any one number, with binary system
In code form write storage unit, in mcu programming, binary " 0 " is set as powering off, " 1 " is set as being powered,
Then when user starts emission switch, this group coding is just taken out into the signal as control power supply, and in programming by this
Process Design is for cycle until user stops key, and then the electric signal of this break-make is just transformed into laser by semiconductor laser
Signal is launched, and this avoid with fixed frequency wave, easily by the shortcomings such as external interference, safety coefficient be low, improving safety can
By property.
The signal receives and process part, is mainly responsible for the detection to laser signal and the processing carried out to it.It is first
First, hardware by the use of photodiode as the main element for detecting laser signal, but in order to improve its accuracy of detection and detection
Distance, before this photodiode plus an optics concave mirror, incoming divergent rays can focus on again in this way from far,
Ensure distance reception and detection.The signal detected is finally subjected to shaping again with putting by shaping amplifier again
Greatly, meet the requirements signal.
Herein with another microcontroller（Chip）, the specific calculation process of chip microcontroller scrambler is allowed by programming.When close
Code device receives the signal for having been subjected to shaping and amplification, begins to judge：If this signal is setting code signal, just by this
Signal is put into memory as memory content storage；If unlocking signal, just by the signal received with being previously present storage
Password in device is compared.
The electromechanical lock part includes an electromagnetic relay, a small-sized motor and a mechanical lock.
When microcontroller judges that received signal is identical with the password in pre-existing memory, then output signal A come start electromagnetism after
Electric appliance, and then start motor, the lock bolt to drive mechanical lock, which will be locked, to be opened.When the signal received and pre-existing memory
In password when differing, then output signal B start alarm so as to send out alarm.The alarm can be with underwater equipment control
Warning circuit in system processed is connected, and realizes underwater equipment integrated monitoring.
It is possible to occur circut breaking during use in view of this coded lock device, so being provided with power supply and breaking
Electromechanical lock part, signal after power-off can be received and the working power of process part are connected to storage by electrical protective device automatically
On battery, to ensure its normal use；When accumulator electric-quantity deficiency, not enough power supply warning can be sent out automatically, to remind work
Cheng Shi charges.
In view of coded lock device is applied to the underwater High Voltage operating mode in deep-sea, to ensure its be not under pressure destruction and seawater
Erosion causes equipment failure, and the utility model is received to the laser key comprising the coding and emitting portion and comprising signal
And the coded lock of process part and electromechanical lock part, outer housing is respectively provided with, and carry out bearing mechanism and seal protection
The design of aspect.
As shown in Fig. 2, it is the outer housing of laser key and the schematic diagram of bearing mechanism.The laser key passes through outer housing
Microcontroller 1, operational amplifier 2 and semiconductor laser 3 are closed installation by 4.It is equipped on outer housing 4 for semiconductor laser 3
The laser output 8 penetrated for pulse signal.Being additionally provided on the outer housing 4 can open and closed input through keyboard interface 7, can
It is attached with the keyboard with coding and emitting portion.Illustratively, which connects when password sets and input password unlock
It uses, it may not be necessary to be also attached when laser key is placed in underwater emission pulse signal.
To improve resistance to corrosion seawater, 4 material of outer housing uses Seawate-corrosive-resisting steel（10CrMoAl）.It is pressed under water in seabed
It is strong higher, and it is as light as possible in view of cost and equipment, and 4 wall thickness of outer housing can not possibly be calculated fully according to pressure formula
And obtain, so devising seawater pressure compensating unit 5, the wall thickness of outer housing 4 is thinned significantly.The seawater pressure compensating unit
5 are fixedly mounted on inside outer housing 4, with elastic material（Such as rubber）Manufactured inner housing 9 is equipped with interface 6, passes through outer housing 4
It is communicated with extraneous seawater.Filled with insulation compensation liquid 10 in the outer housing 4.When whole device is mounted on underwater environment operating mode
When, the seawater pressure compensating unit 5 is adjusted the elastic volume of inner housing 9, reaches by sub-sea effect of water pressure, automatic elastic
It is balanced to external seawater pressure, prevents seawater pressure from causing harmful effect to whole device.Outer housing, seawater at coded lock
The principle and design of the sealings such as compensating unit and bearing structure are similar at laser key, repeat no more.
The coded lock of the utility model may be mounted on the crucial controlling position of hydrocarbon sub-marine field equipment, such as submerged production
It sets, the crucial control joint on production tree control panel（TCT, AAV, DHPT, THV, XOV etc.）, but not limited to this.This practicality is new
Type uses advanced photoelectric technology, passes through underwater robot（ROV）It carries laser key and realizes safety unlock, realize coded lock
The underwater use of device protects underwater key equipment artificially not stolen or destroyed.
Although the content of the utility model is discussed in detail by above preferred embodiment, but it should be appreciated that on
The description stated is not considered as the limitation to the utility model.After those skilled in the art have read the above, for
A variety of modifications and substitutions of the utility model all will be apparent.Therefore, the scope of protection of the utility model should be by appended
Claim limit.
Claims (10)
1. a kind of be used for underwater coded lock device, which is characterized in that includes：
Signal receives and process part, the laser pulse signal received to it are judged whether by first singlechip for unlocking,
The laser pulse signal for being wherein used for unlocking is compared, and provide phase according to comparison result with the password deposited in memory
The control signal answered；
Electromechanical lock part, the motor controlled equipped with mechanical lock, to the lock bolt of the mechanical lock and to the motor
The relay controlled；It is described when judging that the laser pulse signal for unlocking is identical with depositing password in memory
First singlechip exports first control signal to relay, to start motor, and then the lock bolt of mechanical lock is driven to unlock.
2. it to be used for underwater coded lock device as described in claim 1, which is characterized in that
The signal receives and process part, electromechanical lock part are encapsulated by the first outer housing；
First outer housing is made with the Steel material of seawater corrosion resistance, and inside is filled with insulation compensation liquid；First shell
Internal portion is further fixedly arranged on seawater pressure compensating unit, and the seawater pressure compensating unit has inner casing made of elastic material
Body, the inner housing are communicated by interface with extraneous seawater；First outer housing is equipped with to swash for what laser pulse signal penetrated
Optical input.
3. it to be used for underwater coded lock device as described in claim 1, which is characterized in that
The coded lock device is equipped with the coding emitted laser pulse signal and emitting portion, further includes：
Keyboard receives password input by user；
Password input by user is converted to corresponding pulse code by second singlechip；
Operational amplifier is amplified the electric signal of pulse code；
Semiconductor laser according to electric signal amplified to pulse code, emits corresponding laser pulse signal.
4. it to be used for underwater coded lock device as claimed in claim 3, which is characterized in that
Second singlechip, operational amplifier, the semiconductor laser of the coding and emitting portion, are sealed by second housing body
Dress；
The second housing body is made with the Steel material of seawater corrosion resistance, and inside is filled with insulation compensation liquid；The second housing
Internal portion is further fixedly arranged on seawater pressure compensating unit, and the seawater pressure compensating unit has inner casing made of elastic material
Body, the inner housing are communicated by interface with extraneous seawater；
The second housing body is equipped with for the laser output of laser pulse signal transmission and connects keyboard for second singlechip
Input through keyboard interface.
5. it to be used for underwater coded lock device as described in claim 1, which is characterized in that
The coding and emitting portion that the coded lock device is equipped with form corresponding laser pulse according to password input by user and believe
Number, and cycle transmitting is carried out to laser pulse signal based on the instruction of startup transmitting received, stop the finger of transmitting until receiving
Stop transmitting after order.
6. it to be used for underwater coded lock device as described in claim 1, which is characterized in that
The signal receives and process part further includes：
Optics concave mirror, to being emitted to, signal receives and the laser pulse signal of process part is focused；
Photodiode receives the laser pulse signal of focusing；
Shaping amplifier after carrying out shaping and amplification to the laser pulse signal of reception, is transported to first singlechip and is handled.
7. it to be used for underwater coded lock device as described in claim 1, which is characterized in that
When the laser pulse signal that the first singlechip judges to receive is the laser pulse signal set for password, deposited
Enter memory as password.
8. it to be used for underwater coded lock device as described in claim 1, which is characterized in that
When the first singlechip judges to differ with the password deposited in memory for the laser pulse signal of unlocking, output
Second control signal starts alarm.
9. it to be used for underwater coded lock device as described in claim 1, which is characterized in that
The signal receives and process part, electromechanical lock part are connect by power-off protection apparatus with power supply, the power supply
Include accumulator.
10. it to be used for underwater coded lock device as described in claim 1, which is characterized in that
The signal receives and process part, electromechanical lock part, positioned at the critical component of hydrocarbon sub-marine field equipment；To laser
The coding and emitting portion that pulse signal is emitted are located at underwater robot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721485814.4U CN207598041U (en) | 2017-11-09 | 2017-11-09 | It is a kind of to be used for underwater coded lock device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721485814.4U CN207598041U (en) | 2017-11-09 | 2017-11-09 | It is a kind of to be used for underwater coded lock device |
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| Publication Number | Publication Date |
|---|---|
| CN207598041U true CN207598041U (en) | 2018-07-10 |
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| CN201721485814.4U Active CN207598041U (en) | 2017-11-09 | 2017-11-09 | It is a kind of to be used for underwater coded lock device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107663975A (en) * | 2017-11-09 | 2018-02-06 | 美钻石油钻采系统(上海)有限公司 | It is a kind of to be used for underwater coded lock device |
-
2017
- 2017-11-09 CN CN201721485814.4U patent/CN207598041U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107663975A (en) * | 2017-11-09 | 2018-02-06 | 美钻石油钻采系统(上海)有限公司 | It is a kind of to be used for underwater coded lock device |
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