CN207301779U - A kind of industrial bus I/O module - Google Patents
A kind of industrial bus I/O module Download PDFInfo
- Publication number
- CN207301779U CN207301779U CN201721183164.8U CN201721183164U CN207301779U CN 207301779 U CN207301779 U CN 207301779U CN 201721183164 U CN201721183164 U CN 201721183164U CN 207301779 U CN207301779 U CN 207301779U
- Authority
- CN
- China
- Prior art keywords
- bus
- wiring board
- input
- bus communication
- output line
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
- 238000004891 communication Methods 0.000 claims abstract description 88
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 28
- 230000008859 change Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 5
- 230000005855 radiation Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Landscapes
- Programmable Controllers (AREA)
Abstract
The utility model provides a kind of industrial bus I/O module, is related to technical field of industrial control, wherein, which includes：Two wiring boards of bus communication wiring board and IO input/output line panels, and, bus communication wiring board is fixed in base, wherein, the base is equipped with the clamping mechanism for being used for screens to fixed guide rail, IO input/output line panels are on the top of bus communication wiring board, IO input/output line panels are retracted relative to bus communication wiring board, bus communication wiring board and IO input/output line panels are parallel to each other, it is connected with each other between bus communication wiring board and IO input/output line panels with signal connector, pass through above-mentioned connection mode, change the mode of connection between all parts in production operation environment, reduce the wiring quantity between all parts, effectively reduce the fault caused by wiring, and then be conducive to stablizing for signal in production operation environment and transmit.
Description
Technical field
It the utility model is related to technical field of industrial control, more particularly to a kind of industrial bus I/O module.
Background technology
With the development of science and technology the degree of industrial automation is higher and higher, more and more manpowers are from numerous and diverse repeatability
Freed in work, more and more machines and control system are applied in production operation, also, are by machine and control
The specification for the product that processing and fabricating of uniting comes out is more unified, and the quality of product is more secure.
In actual mechanical process, production operation environment is mostly to be manipulated by a central controller in the entire production line
Device and equipment, so carry out unified operation easy to the entire production line.For example, by multiple sensors in industrial production line
(for example, position sensor) and multiple executing agencies (for example, embroidery device on embroidery production line) are all connected on central controller,
The specific connection modes of above-mentioned all parts need according to the space size of production operation environment, the specific installation site of component with
And the influence of many factors such as demand of user carrys out the arrangement into row conductor.In this case, production operation ambient scene
Circuit can be more, and the volume of particularly executing agency is larger, when quantity is more, the connection between central controller and executing agency
It is extremely complex, it should consider the stability of signal transmission, again in view of the normal operation of executing agency, and wiring issue institute
Caused by the problems such as production cost is excessive, interference is excessive, the normal transmission of control signal can be even influenced when serious.
In order to reduce the influence that the above situation is brought, some producers in production operation environment (for example, middle position)
Be mounted with terminal plate, switching it is first-class, although butted line is arranged to a certain extent, can not still solve it is of high cost,
The problem of interference waits greatly.
Utility model content
In view of this, the purpose of the utility model embodiment is the provision of a kind of industrial bus I/O module, passes through setting
The module of IO input/output line panels and bus communication wiring board is integrated with, simplifies the wiring issue in production operation environment.
In a first aspect, the utility model embodiment provides a kind of industrial bus I/O module, including：Base, bus communication
Wiring board, IO input/output line panels and upper cover；
Base is equipped with the clamping mechanism for being used for screens to fixed guide rail；
Bus communication wiring board is fixed in base, and IO input/output line panels are arranged on the upper of bus communication wiring board
Portion, bus communication wiring board and IO input/output line panels are arranged in parallel, and, IO input/output line panels are relative to bus communication
Wiring board is retracted；
Upper cover is fixed on base, forms an accommodating chamber, bus communication wiring board and IO input/output line panels are fixed
In accommodating chamber.
With reference to first aspect, the utility model embodiment provides the first possible embodiment of first aspect, its
In, bus communication wiring board is fixed on base, and IO input/output line panels are fixed on bus communication wiring board away from base
Side.
The possible embodiment of with reference to first aspect the first, the utility model embodiment provide the of first aspect
Two kinds of possible embodiments, wherein, industrial bus I/O module further includes signal connector；
Connected between bus communication wiring board and IO input/output line panels by signal connector.
Second of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Three kinds of possible embodiments, wherein, bus communication wiring board includes communicating circuit and bus communication interface, communicating circuit and total
Line communication interface, is used to communicate with the main controller of industrial allocation formula bus control system, and, lead to IO input/output line panels
Cross signal connector to be connected, with reading state input signal and send execution output signal.
The third possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Four kinds of possible embodiments, wherein, IO input/output line panels include input and output I/O connector and electronic component, and composition is defeated
Enter state acquisition circuit and perform output circuit, while be connected with bus communication wiring board by signal connector, led to for bus
Interrogate wiring board reading state input signal and send and perform output signal.
The 4th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Five kinds of possible embodiments, wherein, bus communication interface is Ethernet network interface, CAN interface, RS-485, RS-232 are total
One kind in line interface.
The 5th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Six kinds of possible embodiments, wherein, condition input signals are sensor, order button, switching signal, and type is believed for analog quantity
Number or on-off model in one kind；
Output signal is performed as one kind in solenoid valve, contactor, Setting signal, and, the type for performing output signal is
Analog signals or on-off model.
The 5th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Seven kinds of possible embodiments, wherein, IO input/output line panels further include LED light, instruction industrial bus I/O module, electricity
Source state cell, communication state unit and input and output I/O state unit.
The 6th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Eight kinds of possible embodiments, wherein, industrial bus I/O module further includes：Data acquisition module, data acquisition module is with calculating
Machine equipment is connected by communication；
And building control module, building control module are connected by communication with building master controller.
A kind of industrial bus I/O module that the utility model embodiment provides, it is specifically included：Base, bus communication circuit
Plate, IO input/output line panels and upper cover, are equipped with the clamping mechanism for being used for screens to fixed guide rail on the base, and bus is led to
News wiring board is fixed in base, and IO input/output line panels are arranged on the top of bus communication wiring board, bus communication circuit
Plate and IO input/output line panels are arranged in parallel, also, IO input/output line panels are retracted relative to bus communication wiring board, on
Lid is fixed on base, forms an accommodating chamber, and bus communication wiring board and IO input/output line panels are fixed in accommodating chamber,
Pass through above-mentioned setting so that the signal being transmitted originally by conducting wire in production operation environment can be respectively by IO input and output circuits
Plate and bus communication wiring board are transmitted, and then simplify the wiring process in production environment, reduce letter caused by wiring
Number interference, improve the stability of its production operation, and further reduce production cost.
Other feature and advantage of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood by implementing the utility model.The purpose of this utility model and other advantages are illustrating
Specifically noted structure is realized and obtained in book, claims and attached drawing.
To enable the above-mentioned purpose of the utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and
Attached drawing appended by cooperation, is described in detail below.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, describe below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 shows the first of interconnecting module in a kind of industrial bus I/O module that the utility model embodiment is provided
Structure connection figure；
Fig. 2 shows second of interconnecting module in a kind of industrial bus I/O module that the utility model embodiment is provided
Structure connection figure；
Fig. 3 shows the third of interconnecting module in a kind of industrial bus I/O module that the utility model embodiment is provided
Structure connection figure；
Fig. 4 shows the interconnecting module with housing in a kind of industrial bus I/O module that the utility model embodiment is provided
The first structure connection figure；
Fig. 5 shows the interconnecting module with housing in a kind of industrial bus I/O module that the utility model embodiment is provided
Second of structure connection figure；
Fig. 6 shows the interconnecting module with housing in a kind of industrial bus I/O module that the utility model embodiment is provided
The third structure connection figure；
Fig. 7 shows a kind of mounting structure connection figure for industrial bus I/O module that the utility model embodiment is provided；
Fig. 8 shows a kind of installation connection figure for industrial bus I/O module that the utility model embodiment is provided.
Embodiment
Below in conjunction with attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu, be fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole realities
Apply example.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be come with a variety of configurations
Arrangement and design.Therefore, the detailed description of the embodiment of the utility model provided in the accompanying drawings is not intended to limit below
Claimed the scope of the utility model, but it is merely representative of the selected embodiment of the utility model.Based on the utility model
Embodiment, those skilled in the art's all other embodiments obtained on the premise of creative work is not made, all
Belong to the scope of the utility model protection.
In actual production operation process, the equipment in the entire production line is typically manipulated by a central controller,
So that the entire production line uniformly carries out operation.For example, working as needs multiple sensors in industrial production line and multiple execution machines
When structure is all connected on central controller, all parts such as the sensor and executing agency will be according to the sky of production operation environment
Between size, the specific installation site of component and user many factors such as demand influence carry out the arrangement into row conductor.At this
In the case of kind, the circuit of production operation ambient scene can be relatively more, more miscellaneous, and the volume for being particularly executing agency is larger, quantity
When more, the connection between central controller and executing agency is extremely complex, should consider the stability of signal transmission, together
When, again in view of the normal operation of executing agency, and production cost caused by wiring issue is excessive, interference is excessive etc. asks
Topic, or even influence whether the normal transmission of control signal, seriously affected so as to be caused to production operation process.
Based on this, the utility model embodiment provides a kind of industrial bus I/O module, is retouched below by embodiment
State.
Embodiment 1
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, a kind of industrial bus I/O module of the present embodiment proposition
Specifically include：Base, bus communication wiring board, IO input/output line panels and upper cover, wherein, above-mentioned base, which is equipped with, to be used to block
Clamping mechanism on position to fixed guide rail, needs exist for explanation, and fixed guide rail is mostly to be arranged in production operation environment
For connecting the fixed component of bus communication wiring board and IO input/output line panels, its shape size etc. can flexibly be set
It is fixed, meanwhile, fixed guide rail is used in conjunction with each other with base.Bus communication wiring board is fixed in base, IO input and output circuits
Plate is arranged on the top of bus communication wiring board, and bus communication wiring board and IO input/output line panels are arranged in parallel, also, IO
Input/output line panel is retracted a distance relative to bus communication wiring board, also, upper cover is fixed on base and forms one
Accommodating chamber, bus communication wiring board and IO input/output line panels are fixed in accommodating chamber, so as to effectively reduce the electricity in the external world
Influence of the magnetic disturbance to bus communication wiring board and IO input/output line panels.
In addition, bus communication wiring board is fixed on base, IO input/output line panels are fixed on bus communication wiring board
Side away from base, the benefit that two wiring boards are sequentially installed with this is specifically described as follows：
First, easy to wiring.Due to I O board on the top, apart from wiring people closer to beneficial to sight and the operation of wiring.
Second, interface position is effectively utilized installation space than relatively low.Because communications connectors generally all compare
It is high, it is necessary to which higher installation space, communication board reduce the locus of communication interface, so as to reduce close to installation guide rail
The setting height(from bottom) of communications connectors, reduces the installation space of whole bus I/O module.
3rd, reduce the outer radiation interference for facing communication board.Because communication part antijamming capability is weaker, easily by
To the interference of outer surface radiation.Communication board has I O board, if there is radiation interference in front, I O board can play above close to guide rail
The effect of shielding, protection communication board is from positive radiation interference.
In addition, industrial bus I/O module further includes signal connector, bus communication wiring board and IO input/output line panels
Between connected by signal connector so that communication signal and control signal etc. are transmitted.
In addition, bus communication wiring board includes communicating circuit and bus communication interface, communicating circuit and bus communication interface
It is used to communicate with the main controller of industrial allocation formula bus control system, also, is connected with IO input/output line panels by signal
Connect device to be connected, with reading state input signal and send execution output signal.Explanation is needed exist for, condition input signals are
Sensor, order button, switching signal, type are one kind in analog signals or on-off model, perform output signal
For one kind in solenoid valve, contactor, Setting signal, also, the type for performing output signal is analog signals or switch
Measure signal.As it can be seen that in the industrial bus I/O module, condition input signals and the wide variety for performing output signal, and can
Independent assortment, occupation mode are flexible and changeable.
In addition, IO input/output line panels include input and output I/O connector and electronic component, it is required specific here
The model of electronic component no longer repeats one by one, and input state collection electricity is formed by above-mentioned input and output I/O connector and electronic component
Road and execution output circuit, while be connected with bus communication wiring board by signal connector, the two is used cooperatively, and leads to for bus
Interrogate wiring board reading state input signal and send and perform output signal.
In addition, bus communication interface is one in Ethernet network interface, CAN interface, RS-485, RS-232 bus interface
Kind.
Ethernet is general communication protocol standard, bus-type and two kinds star-like is common are, needed for bus-type Ethernet
Cable it is less, cheap, still, be not easy isolated fault point, using shared access mechanism, easily cause network congestion；Star
Type ethernet management facilitates, easily extends, needs core node of the dedicated network equipment as network, the reliability to equipment
It is it is required that high.CAN bus is the serial communication protocol of ISO International standardizations, its superior performance, reliability are high.RS485 is one and half
Duplex signaling standard, RS485 are bus type topological structure, 32 nodes can be at most mounted on same bus, in RS485
It is generally adopted by master-slave communication mode.RS232 is a kind of full duplex asynchronous transmission standard interface, is equipped with 25 bars in it
Line, including a main channel and an accessory channel.The above-mentioned each have their own advantage of bus communication interface, is adopted in production operation environment
Which kind of, with the bus communication interface of mode, flexibly to be set according to actual conditions.
In addition, in order to be better understood by the working status of industrial bus I/O module, IO input/output line panels also wrap
Include LED light, instruction industrial bus I/O module, power supply status unit, communication state unit and input and output I/O state list
Member, the real time monitoring to industrial bus I/O module is realized by the setting of above-mentioned all parts.
In addition, industrial bus I/O module further includes：Data acquisition module, data acquisition module communicate phase with computer equipment
Even, and building control module, building control module are connected by communication with building master controller.I.e. in the industrial bus I/O module
Integrated data acquisition module and building control module, carry out so as to more preferable with extraneous computer equipment and building master controller
Communication, to achieve the purpose that control.
In conclusion a kind of industrial bus I/O module provided in this embodiment includes：Base, bus communication wiring board, IO
Input/output line panel and upper cover, base are equipped with the clamping mechanism for being used for screens to fixed guide rail, bus communication wiring board
It is fixed in base, IO input/output line panels are arranged on the top of bus communication wiring board, and bus communication wiring board and IO are defeated
Enter output circuit board to be arranged in parallel, and, IO input/output line panels are retracted relative to bus communication wiring board, and upper cover is fixed to bottom
On seat, an accommodating chamber is formed, bus communication wiring board and IO input/output line panels are fixed in accommodating chamber, can effectively reduce
Cumbersome wiring in production operation environment so that signal interference caused by wiring reduces, so as to also improve the steady of production operation
It is qualitative, and reduce production cost.
Finally it should be noted that：Embodiment described above, is only specific embodiment of the present utility model, to illustrate this
The technical solution of utility model, rather than its limitations, the scope of protection of the utility model is not limited thereto, although with reference to foregoing
The utility model is described in detail in embodiment, it will be understood by those of ordinary skill in the art that：It is any to be familiar with this skill
For the technical staff in art field in the technical scope that the utility model discloses, it still can be to the skill described in previous embodiment
Art scheme is modified or can readily occur in change, or carries out equivalent substitution to which part technical characteristic；And these modifications,
Change is replaced, and the essence of appropriate technical solution is departed from the spirit and model of the utility model embodiment technical solution
Enclose, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model described should be wanted with right
Subject to the protection domain asked.
Claims (9)
- A kind of 1. industrial bus I/O module, it is characterised in that including：Base, bus communication wiring board, IO input/output line panels And upper cover；The base is equipped with the clamping mechanism for being used for screens to fixed guide rail；The bus communication wiring board is fixed in base, and the IO input/output line panels are arranged on bus communication wiring board Top, the bus communication wiring board and the IO input/output line panels are arranged in parallel, and, the IO input/output line panels It is retracted relative to bus communication wiring board；The upper cover is fixed on the base, forms an accommodating chamber, and the bus communication wiring board and IO inputs are defeated Go out wiring board to be fixed in accommodating chamber.
- 2. industrial bus I/O module according to claim 1, it is characterised in that the bus communication wiring board is fixed on institute State on base, the IO input/output line panels are fixed on the side of the bus communication wiring board away from the base.
- 3. industrial bus I/O module according to claim 2, it is characterised in that further include signal connector；Connected between the bus communication wiring board and the IO input/output line panels by the signal connector.
- 4. industrial bus I/O module according to claim 3, it is characterised in that the bus communication wiring board includes communication Circuit and bus communication interface, the communicating circuit and the bus communication interface, are used to and industrial allocation formula bus marco The main controller communication of system, and, it is connected with the IO input/output line panels by the signal connector, it is defeated with reading state Enter signal and send and perform output signal.
- 5. industrial bus I/O module according to claim 4, it is characterised in that the IO input/output line panels include defeated Enter and export I/O connector and electronic component, composition input state Acquisition Circuit and execution output circuit, while lead to the bus News wiring board is connected by signal connector, for bus communication wiring board reading state input signal and sends execution output letter Number.
- 6. industrial bus I/O module according to claim 5, it is characterised in that the bus communication interface is Ethernet net One kind in mouth, CAN interface, RS-485, RS-232 bus interface.
- 7. industrial bus I/O module according to claim 6, it is characterised in that the condition input signals for sensor, Order button, switching signal, type are one kind in analog signals or on-off model；The output signal that performs is one kind in solenoid valve, contactor, Setting signal, and, the class for performing output signal Type is analog signals or on-off model.
- 8. industrial bus I/O module according to claim 6, it is characterised in that the IO input/output line panels further include LED light, instruction industrial bus I/O module, power supply status unit, communication state unit and input and output I/O state unit.
- 9. industrial bus I/O module according to claim 8, it is characterised in that further include：Data acquisition module, the number It is connected by communication according to acquisition module and computer equipment；And building control module, the building control module are connected by communication with building master controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721183164.8U CN207301779U (en) | 2017-09-15 | 2017-09-15 | A kind of industrial bus I/O module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721183164.8U CN207301779U (en) | 2017-09-15 | 2017-09-15 | A kind of industrial bus I/O module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207301779U true CN207301779U (en) | 2018-05-01 |
Family
ID=62441593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721183164.8U Withdrawn - After Issue CN207301779U (en) | 2017-09-15 | 2017-09-15 | A kind of industrial bus I/O module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207301779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107463159A (en) * | 2017-09-15 | 2017-12-12 | 沈阳瑞德泰科电气有限公司 | A kind of industrial bus I/O module |
-
2017
- 2017-09-15 CN CN201721183164.8U patent/CN207301779U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107463159A (en) * | 2017-09-15 | 2017-12-12 | 沈阳瑞德泰科电气有限公司 | A kind of industrial bus I/O module |
| CN107463159B (en) * | 2017-09-15 | 2024-02-23 | 沈阳瑞德泰科电气有限公司 | Industrial bus IO module |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103560810B (en) | Based on the wireline test controller of CAN communication | |
| CN107741563B (en) | Test platform suitable for relay protection device | |
| CN109917745B (en) | Universal mining explosion-proof PLC control cabinet for shield machine and application | |
| CN102445614B (en) | Universal signal routing system for electronic product function test | |
| CN207301779U (en) | A kind of industrial bus I/O module | |
| CN107463159A (en) | A kind of industrial bus I/O module | |
| CN107579967A (en) | A kind of protocol converter for supporting serial protocol | |
| CN114137411A (en) | Multifunctional relay action reliability test platform | |
| CN208239834U (en) | A kind of industrial bus I/O module of modularization collocation | |
| CN110768377A (en) | Intelligent transmission screen cabinet and method for transformer substation Internet of things | |
| CN210835696U (en) | Expansion IO output device | |
| CN111324078A (en) | Power transformer analog quantity on-site module | |
| CN209527017U (en) | A kind of integral type I/O module | |
| CN203643439U (en) | Water quality analysis modular digital transmitter | |
| CN205281199U (en) | Redundant field bus IO controlling means | |
| CN211151616U (en) | Intelligent transmission screen cabinet of thing networking of transformer substation | |
| CN205427578U (en) | Support PLC touch control integrated machine of man -machine interface configuration | |
| CN207218741U (en) | A kind of protocol converter for supporting serial protocol | |
| CN214473082U (en) | Modular-design gas live detection equipment | |
| CN208335005U (en) | A kind of modularization carton dry paint-fog processing control system | |
| CN210491111U (en) | Multipurpose electronic distribution frame | |
| CN201069852Y (en) | A computer protection device | |
| CN212183186U (en) | Protection control unit of box feeder terminal | |
| CN217181145U (en) | Multifunctional relay action reliability test platform | |
| CN217689825U (en) | Network port expansion controller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180501 Effective date of abandoning: 20240223 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180501 Effective date of abandoning: 20240223 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |