CN207967687U - Intelligent electric-controlled case and system - Google Patents
Intelligent electric-controlled case and system Download PDFInfo
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- CN207967687U CN207967687U CN201820243699.8U CN201820243699U CN207967687U CN 207967687 U CN207967687 U CN 207967687U CN 201820243699 U CN201820243699 U CN 201820243699U CN 207967687 U CN207967687 U CN 207967687U
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- chamber door
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Abstract
The utility model provides a kind of intelligent electric-controlled case and system, belongs to technical field of electric control.Intelligent electric-controlled case includes electric cabinet ontology, frequency read/write and processor.Electric cabinet ontology includes babinet, chamber door and electronic lock, display screen and control button is provided on chamber door, closed box, electronic lock are in opening or closed state to chamber door for controlling chamber door when closed；Frequency read/write generates authentication information after being matched with radio frequency transponder；Processor is arranged in the babinet, is connect respectively with display screen, control button, electronic lock and frequency read/write, the chamber door control instruction that identity-based authentication information generates is transmitted to electronic lock by processor.The intelligent electric-controlled case and system control door opening or closing by the authentication based on frequency read/write, while avoiding non-working person from carrying out maloperation to intelligent electric-controlled case, keep inspection process and inspection information management simpler convenient.
Description
Technical field
The utility model is related to technical field of electric control, in particular to a kind of intelligent electric-controlled case and system.
Background technology
With the development of economic condition and scientific and technological level, more and more electronic equipments with scientific and technological content quickly enter
The life of ordinary people facilitates and enriches people’s lives and work.According to statistics, nowadays China has 10,000 or so people to touch every year
Point is dead, with electric related accidents caused by the number of casualties to be also far longer than this number, it is seen that electric power is for people provider
Just while, while great security risk is also brought.Therefore, to electrical equipment carry out more comprehensive, perfect management and
Monitoring be still the major issue that electric field faces, especially electrical equipment people’s lives work in popularity rate
With go deep into degree high modern society like never before, electrical equipment occur operation troubles or there is safety problem will be to more
More people from ground makes troubles, or even endangers public security.
But the electrical management devices such as existing distribution box, electric cabinet are often through traditionally simple and mechanical lock control case
Door opens or closes, there are chamber door open and close it is inconvenient, easily by layman's maloperation the problem of.
Utility model content
The purpose of this utility model is to provide a kind of intelligent electric-controlled case and systems, pass through tradition to improve existing electric cabinet
The simple and mechanical lock control chamber door in ground opens or closes, and there are chamber doors to open and close inconvenience, easily asking by layman's maloperation
Topic.
What the embodiments of the present invention were realized in：
The utility model provides a kind of intelligent electric-controlled case, and the intelligent electric-controlled case includes electric cabinet ontology, radio frequency read-write
Device and processor.The electric cabinet ontology includes babinet, chamber door and electronic lock, and display screen and control are provided on the chamber door
Button, the chamber door close the babinet when closed, and the electronic lock is in opening or closing for controlling the chamber door
State.The frequency read/write is arranged on the outside of the chamber door, and authentication is generated after being matched with radio frequency transponder
Information.The processor is arranged in the babinet, respectively with the display screen, the control button, the electronic lock and
The chamber door control instruction generated based on the authentication information is transmitted to institute by the frequency read/write connection, the processor
State electronic lock.
In the utility model optional embodiment, the intelligent electric-controlled case further includes programmable logic controller (PLC), described
Programmable logic controller (PLC) is arranged in the babinet, is connected to the processor.
In the utility model optional embodiment, the frequency read/write is passive RF reader.
In the utility model optional embodiment, the frequency read/write includes radio frequency chip and antenna, the antenna
It is connected to the processor by the radio frequency chip.
In the utility model optional embodiment, the intelligent electric-controlled case further includes the storage being arranged in the babinet
Device, the memory are connect with the radio frequency chip and the processor respectively.
In the utility model optional embodiment, the memory includes SD card module for reading and writing and is read with the SD card
The corresponding SD card of writing module.
In the utility model optional embodiment, the display screen is touch screen.
In the utility model optional embodiment, indicating meter, the indicating meter packet are additionally provided on the chamber door
Include totalizing wattmeter, pressure gauge and pH meter.
The utility model additionally provides a kind of Intelligent electronic control system, and the Intelligent electronic control system includes above-mentioned intelligent electric-controlled case
And at least one radio frequency transponder.The radio frequency transponder is matched with the frequency read/write, by the antenna with it is described
Frequency read/write matching connection, and send the authentication information to the frequency read/write.
In the utility model optional embodiment, the Intelligent electronic control system further includes being connect with the intelligent electric-controlled case
Host computer.
The advantageous effect of the utility model embodiment is：
It includes electric cabinet sheet that the utility model embodiment, which provides a kind of intelligent electric-controlled case and system, the intelligent electric-controlled case,
Body, frequency read/write and processor.The intelligent electric-controlled case controls the opening and closing of chamber door by electronic lock, improves the intelligence electricity
The safety for controlling case avoids the layman in addition to staff from carrying out maloperation to the intelligent electric-controlled case.Meanwhile it is described
Intelligent electric-controlled case is provided with frequency read/write, is conveniently and efficiently tested for the radiofrequency signal by matched radio frequency transponder
The identity for demonstrate,proving staff makes staff not have to carry multiple keys in the multiple intelligent electric-controlled casees of inspection, increases inspection just
Sharp degree.Further, the intelligent electric-controlled case can also utilize the memory being connect with the frequency read/write to the people that works
The inspection number and corresponding monitoring time of member is recorded, and is more easily managed, is enhanced the normalization of inspection, further
Strengthen safety guarantee.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Shown in attached drawing, the above and other purpose, feature and advantage of the utility model will be more clear, all attached
Identical reference numeral indicates identical part in figure, does not press actual size equal proportion scaling deliberately and draws attached drawing, emphasis exists
In the purport for showing the utility model.
Fig. 1 is a kind of structural schematic diagram for intelligent electric-controlled case that the utility model first embodiment provides；
Fig. 2 is a kind of another structural schematic diagram for intelligent electric-controlled case that the utility model first embodiment provides；
Fig. 3 is a kind of connection diagram for intelligent electric-controlled case that the utility model first embodiment provides；
Fig. 4 is a kind of module map for Intelligent electronic control system that the utility model second embodiment provides.
Icon：The intelligent electric-controlled casees of 100-；110- electric cabinet ontologies；112- babinets；114- chamber doors；116- electronic locks；120-
Frequency read/write；130- processors；140- memories；200- Intelligent electronic control systems；210- radio frequency transponders；220- host computers.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiments of the present invention to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained without creative efforts, all
Belong to the range of the utility model protection.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it should be noted that the orientation or positional relationship of the instructions such as term "inner", "outside"
For be based on the orientation or positional relationship shown in the drawings or the utility model product using when the orientation or position usually put
Relationship is merely for convenience of describing the present invention and simplifying the description, and does not indicate or imply the indicated device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.This
Outside, term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
In addition, the terms such as term "horizontal", "vertical" are not offered as requiring component abswolute level or pendency, but can be slightly
Low dip.It is not to indicate that the structure has been had to if "horizontal" refers to only that its direction is more horizontal with respect to for "vertical"
It is complete horizontal, but can be slightly tilted.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
Other feature and advantage of the utility model will illustrate in subsequent specification, also, partly from specification
It becomes apparent, or is understood by implementing the utility model embodiment.The purpose of this utility model and other advantages can
It realizes and obtains by specifically noted structure in the specification, claims and attached drawing write.
First embodiment
Through the applicant the study found that being sharply increased in electrical equipment quantity, people’s lives penetration degree is rapidly added
The safety guarantee operating pressure of big modern times, electrical equipment and associate power facility also increases therewith.Wherein, electric cabinet is packet
Containing the equipment such as one or more low voltage switch equipments and associated control, measurement, signal, protection, adjusting, and by manufacturing
What producer was responsible for completely being fitted together with structure member, the control node that the circuit as many electrical equipments is opened and closed is right
The security control of electrical equipment and control play significant role.Can at the same time, the safety problem of electric cabinet itself should also cause
Pay attention to, existing tradition electric cabinet mostly uses the low standard machinery lock of common safety, exists and is easy to happen failure, is easy quilt
The problem of damage, meanwhile, need carrying to be matched with each electric cabinet if staff needs to carry out inspection to multiple electric cabinets
More keys, cause the problem that staff is inconvenient.
It please refers to Fig.1 and Fig. 2, Fig. 1 is that the structure of a kind of intelligent electric-controlled case that the utility model first embodiment provides is shown
It is intended to, Fig. 2 is a kind of another structural schematic diagram for intelligent electric-controlled case that the utility model first embodiment provides
Intelligent electric-controlled case 100 includes electric cabinet ontology 110, frequency read/write 120 and processor 130.Frequency read/write 120
It is all disposed on electric cabinet ontology 110 with processor 130, frequency read/write 120 and processor 130 connect.
Electric cabinet ontology 110 includes babinet 112, chamber door 114 and electronic lock 116.The closed box when closed of chamber door 114
112 and a confined space is formed with babinet 112, the various control circuits and electrical equipment of intelligent electric-controlled case 100 are mounted on institute
It states in confined space.Optionally, in the present embodiment, one end of chamber door 114 and babinet 112 is rotatablely connected by hinge, at it
In his embodiment, the connection type of chamber door 114 and babinet 112 can be the connection type that other enable chamber door 114 to be opened and closed.
Further, electronic lock 116 is arranged in the side of chamber door 114, the opening and closing for controlling chamber door 114.
It should be understood that intelligent electric-controlled case 100 is used as common control panel, it is arranged on outdoor often, it is necessary to protect
Demonstrate,proving that the electrical equipment in intelligent electric-controlled case 100 splashes in rainy day or other water will not on intelligent electric-controlled case 100
Water inlet.Therefore, in order to make intelligent electric-controlled case 100 that can also keep normal operation in outdoor, electrical equipment and correlation are preferably protected
Waterproof sealing rubber, intelligence when ensureing that chamber door 114 is closed can be arranged in circuit between babinet 112 and chamber door 114
The water resistance of energy electric cabinet 100.
Further, its performance is influenced to prevent intelligent electric-controlled case 100 from getting rusty in wet environment, as a kind of embodiment party
Formula, the babinet 112 and chamber door 114 of intelligent electric-controlled case 100 may be used stainless steel material and be made.In other implementations,
The babinet 112 and chamber door 114 of intelligent electric-controlled case 100 can also use the common irons such as cold-reduced sheet to be made, then by being electroplated or applying
The modes such as paint add last layer antirust paint on the surface of babinet 112 and chamber door 114, for example, common red lead paint, iron oxide red phenolic paint or
Transparent antirust paint etc..Optionally, the antirust paint can also use other antirusts with corresponding function in other embodiments
Coating replaces.
It is additionally provided with display screen and control button on chamber door 114, so that staff can be in the feelings for not opening chamber door 114
Also information can be obtained under condition and carries out simple fundamental operation.Meanwhile display screen can be touch screen, to enhance the displaying of its information
Ability.As an implementation, processor 130 also generates display after completing authentication based on the authentication information
Shield enabled instruction and control button enabled instruction, display screen and control button are only receiving the display screen from processor 130
Start when enabled instruction and the control button enabled instruction, avoids carrying out to intelligence except the unexpected layman of staff
Electric cabinet 100 carries out maloperation.By taking the intelligent electric-controlled case 100 in waste water treatment system as an example, intelligent electric-controlled case 100 respectively with alkali
Slot metering pump, flocculant case metering pump, flocculation aid case metering pump, sludge pump, filter press and relevant control circuit connection, chamber door
Totalizing wattmeter, pressure gauge, pH meter, display screen and control button are provided on 114.
Electronic lock 116 is a kind of opening and closing switched by chip and control circuit control machinery, to complete to open
The electronic product of lock, locking task.In field of prevention of a safety technology, the electronic lock with anti-theft alarm function replaces passing electronic lock
The mechanical lock of system, the shortcomings that overcoming few mechanical code lock number of password, poor safety performance, make its no matter technically or
A step is all greatly improved in performance.Due to above-mentioned advantage, the present embodiment uses electronic lock 116 on intelligent electric-controlled case 100, into
The safety for improving to one step intelligent electric-controlled case 100 avoids non-working person from opening intelligent electric-controlled case using improper means
100 and faulty operation is carried out to it, security risk is brought to intelligent electric-controlled case 100 and its interlock circuit.
Optionally, intelligent electric-controlled case 100 further includes programmable logic controller (PLC), the programmable logic controller (PLC) and processing
Device 130 connects.
Referring to FIG. 3, Fig. 3 is a kind of connection diagram for intelligent electric-controlled case that the utility model first embodiment provides.
Frequency read/write 120 is the radio frequency reader in radio-frequency recognition system, matched to have radio frequency transponder i.e. electronics
Label.Radio frequency identification (RFID) is a kind of wireless communication technique, and specific objective can be identified by radio signals and reads and writes phase
Data are closed, without establishing machinery or optical contact between identifying system and specific objective.The signal of radio is to pass through tune
At the electromagnetic field of radio frequency, data are sent out from the label being attached on article, is somebody's turn to do with tracking with recognizing automatically
Article.Energy is can be obtained by the electromagnetic field that certain labels are sent out in identification from identifier, does not need to battery；Also there is mark
Label itself possess power supply, and can actively send out radio wave (electromagnetic field for being tuned into radio frequency), and label contains electronics
The information of storage can identify within several meters.Unlike bar code, RF tag need not be in electronic radio frequency tags
Within identifier sight, it can also be embedded in and be tracked within object.Nowadays common RFID frequencies mainly have 135KHz,
13.56MHz, 43.3-92MHz, 860-930MHz, 2.45GHz and 5.8GHz, radiofrequency signal read distance and reading speed
Increase with the increase of RFID frequencies, meanwhile, influence of the wet environment to the recognition accuracy of radiofrequency signal is also with RFID frequencies
Increase and increase.Therefore, the frequency read/write 120 in the present embodiment uses the low-frequency standard of 135KHz.
Meanwhile according to realization method difference, frequency read/write is divided into active radio frequency reader, passive RF reader and half
Active radio frequency reader.There is no battery, work capacity equal inside passive RF transponder corresponding with passive RF reader
The electromagnetic field that reader emits is needed to provide, it is light-weight, small, long lifespan, at low cost, various cards are can be made into, it is current
Most popular electronic tag form, identification distance is smaller than active system, generally several meters to more than ten meters, and needs larger
Reader transmission power.Active radio frequency transponder corresponding with active radio frequency reader is supplied by the battery of inside tags
Electricity, does not need reader and provides energy and start, label can active transmission of electromagnetic signals, identification distance is longer, usually up to several
Ten meters or even rice up to a hundred.There is battery in semi-active radio frequency transponder corresponding with semi-active frequency read/write, but battery is only to mark
Internal circuit power supply is signed, does not emit signal actively, energy transmission mode is similar with passive system, therefore its service life as compared
General active system label wants much longer.In three kinds of radio-frequency recognition systems, for better safety and convenience, this implementation
Frequency read/write 120 in example is active radio frequency reader.
Optionally, in order to ensure RF signal strength so that staff is easy to use in inspection, in the present embodiment
The setting of frequency read/write 120 is in 110 outside of electric cabinet ontology.On the other hand, frequency read/write 120 includes radio frequency chip and day
Line, frequency read/write 120 are matched with corresponding radio frequency transponder by the antenna and are connected, and the radio frequency chip is in successful match
Authentication information corresponding with the radio frequency transponder is generated afterwards.Wherein, the authentication information indicates to penetrate with described
Whether the corresponding staff of frequency transponder has the permission for the chamber door 114 for opening intelligent electric-controlled case 100.
Processor 130 can be a kind of IC chip, the processing capacity with signal.Above-mentioned processor 130 can
To be general processor, including central processing unit (Central Processing Unit, CPU), network processing unit (Network
Processor, NP) etc.；It can also be digital signal processor (Digital Signal Processing, DSP), special collection
At circuit (Application Specific Integrated Circuit, ASIC), ready-made programmable gate array
(FieldProgrammable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor are patrolled
Collect device, discrete hardware components.The general processor can be microprocessor or any conventional processor.In this implementation
In example, optionally, which can be the processor of STM32 series, such as STM32F103C8T6,
The models such as STM32F103VET6.
Further, after staff checks existing traditional electric cabinet, the record of review time often can only be certainly
Oneself is recorded with paper pen, is not easy to the whole management of inspection work.To solve the above-mentioned problems, the intelligence electricity in the present embodiment
Control case 100 further includes the memory 140 being arranged in babinet 112, memory 140 respectively with the radio frequency chip and processor
130 connections, frequency read/write 120 are all stored in memory 140 with the corresponding radio frequency transponder completion matched time every time
In.Optionally, memory 140 includes SD card module for reading and writing and SD card corresponding with the SD card module for reading and writing, in order to work
Make personnel and simply and easily obtains inspection information in SD card.
Second embodiment
Referring to FIG. 4, Fig. 4 is a kind of module map for Intelligent electronic control system that the utility model second embodiment provides.
Intelligent electronic control system 200 includes intelligent electric-controlled case 100, radio frequency transponder 210 and host computer 220, radio frequency transponder
210 are wirelessly connected by frequency read/write 120 and intelligent electric-controlled case 100 in pre-determined distance and complete to match, host computer 220 with
The processor 130 of intelligent electric-controlled case 100 connects.
Wherein, the quantity of radio frequency transponder 210 can be multiple, meanwhile, a frequency read/write 120 can correspond to multiple
Radio frequency transponder 210 carries out intelligent electric-controlled case 100 with facilitating different staff to carry respective radio frequency transponder 210
Operation.
The operation principle of Intelligent electronic control system 200 is：
After being configured to intelligent electric-controlled case 100 by host computer 220, it is close that staff carries radio frequency transponder 210
After needing the intelligent electric-controlled case 100 of inspection or operation, radio frequency transponder 210 and frequency read/write 120 to complete matching, radio frequency read-write
Device 120 sends authentication information, the chamber door control that processor 130 will be generated based on the authentication information to processor 130
System instruction is transmitted to electronic lock 116, meanwhile, processor 130 is also started the display screen generated based on the authentication information
Instruction and control button enabled instruction are transmitted to display screen and control button, so that the display screen and the control button is in and open
Open state, electronic lock 116 is in and switches to opening state, so as to staff obtain intelligent electric-controlled case 100 relevant information or
Coherence check or operation are carried out to intelligent electric-controlled case 100.
In conclusion the utility model embodiment provides a kind of intelligent electric-controlled case and system, the intelligent electric-controlled luggage
Include electric cabinet ontology, frequency read/write and processor.The intelligent electric-controlled case controls the opening and closing of chamber door by electronic lock, improves
The safety of the intelligent electric-controlled case avoids the layman in addition to staff from carrying out accidentally behaviour to the intelligent electric-controlled case
Make.Meanwhile the intelligent electric-controlled case is provided with frequency read/write, for the radiofrequency signal by matched radio frequency transponder
The identity for conveniently and efficiently verifying staff makes staff not have to carry multiple keys in the multiple intelligent electric-controlled casees of inspection
Spoon increases inspection convenience degree.Further, the intelligent electric-controlled case can also be utilized deposits with what the frequency read/write was connect
Reservoir records the inspection number of staff and corresponding monitoring time, more easily manages, enhances inspection
Normalization further enhances safety guarantee.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of intelligent electric-controlled case, which is characterized in that including：
Electric cabinet ontology, including babinet, chamber door and electronic lock are provided with display screen and control button on the chamber door, described
Chamber door closes the babinet when closed, and the electronic lock is in opening or closed state for controlling the chamber door；
Frequency read/write is arranged on the outside of the chamber door, authentication information is generated after being matched with radio frequency transponder；
Processor is arranged in the babinet, respectively with the display screen, the control button, the electronic lock and described
Frequency read/write connects, and the chamber door control instruction generated based on the authentication information is transmitted to the electricity by the processor
Son lock.
2. intelligent electric-controlled case according to claim 1, which is characterized in that the intelligent electric-controlled case further includes programmable logic
Controller, the programmable logic controller (PLC) are arranged in the babinet, are connected to the processor.
3. intelligent electric-controlled case according to claim 1 or 2, which is characterized in that the frequency read/write is read for active radio frequency
Write device.
4. intelligent electric-controlled case according to claim 3, which is characterized in that the frequency read/write includes radio frequency chip and day
Line, the antenna are connected to the processor by the radio frequency chip.
5. intelligent electric-controlled case according to claim 4, which is characterized in that the intelligent electric-controlled case further includes being arranged described
Memory in babinet, the memory are connect with the radio frequency chip and the processor respectively.
6. intelligent electric-controlled case according to claim 5, which is characterized in that the memory include SD card module for reading and writing and
SD card corresponding with the SD card module for reading and writing.
7. intelligent electric-controlled case according to claim 1 or 5, which is characterized in that the display screen is touch screen.
8. intelligent electric-controlled case according to claim 7, which is characterized in that be additionally provided with indicating meter, institute on the chamber door
It includes totalizing wattmeter, pressure gauge and pH meter to state indicating meter.
9. a kind of Intelligent electronic control system, which is characterized in that including：
Intelligent electric-controlled case as described in any claims of claim 1-7；
At least one radio frequency transponder is matched with the frequency read/write, the radio frequency transponder and the frequency read/write
The authentication information is sent with connection, and to the frequency read/write.
10. Intelligent electronic control system according to claim 9, which is characterized in that the Intelligent electronic control system further includes and institute
State the host computer of intelligent electric-controlled case connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820243699.8U CN207967687U (en) | 2018-02-09 | 2018-02-09 | Intelligent electric-controlled case and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820243699.8U CN207967687U (en) | 2018-02-09 | 2018-02-09 | Intelligent electric-controlled case and system |
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| CN207967687U true CN207967687U (en) | 2018-10-12 |
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| CN201820243699.8U Active CN207967687U (en) | 2018-02-09 | 2018-02-09 | Intelligent electric-controlled case and system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113110259A (en) * | 2021-05-21 | 2021-07-13 | 安徽光纤光缆传输技术研究所(中国电子科技集团公司第八研究所) | Positioning control box for monitoring environmental variables of comprehensive pipe rack and network system for monitoring environmental variables of comprehensive pipe rack |
| CN114013784A (en) * | 2021-11-04 | 2022-02-08 | 南京中车物流服务有限公司 | But locomotive desicator cyclic utilization's folding packaging case |
-
2018
- 2018-02-09 CN CN201820243699.8U patent/CN207967687U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113110259A (en) * | 2021-05-21 | 2021-07-13 | 安徽光纤光缆传输技术研究所(中国电子科技集团公司第八研究所) | Positioning control box for monitoring environmental variables of comprehensive pipe rack and network system for monitoring environmental variables of comprehensive pipe rack |
| CN114013784A (en) * | 2021-11-04 | 2022-02-08 | 南京中车物流服务有限公司 | But locomotive desicator cyclic utilization's folding packaging case |
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