CN211150894U - Communication adapter and communication system - Google Patents
Communication adapter and communication system Download PDFInfo
- Publication number
- CN211150894U CN211150894U CN201922379058.2U CN201922379058U CN211150894U CN 211150894 U CN211150894 U CN 211150894U CN 201922379058 U CN201922379058 U CN 201922379058U CN 211150894 U CN211150894 U CN 211150894U
- Authority
- CN
- China
- Prior art keywords
- communication
- terminal
- adapter
- circuit board
- cascade
- 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.)
- Active
Links
Images
Landscapes
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
The utility model provides a communication adapter and communication system relates to the electric field of low pressure. The communication adapter may include: a housing, a communication circuit board; the communication circuit board is arranged in the shell, and the shell is provided with an uplink communication terminal, a downlink communication interface and a cascade terminal; the cascade terminal is used for connecting other communication adapters in the power distribution cabinet where the communication adapter is located; the cascade terminal is connected with the communication circuit board, and the communication circuit board is also connected with an uplink communication terminal and a downlink communication interface. Through setting up the cascade terminal for the communication adapter in same switch board can be connected through cascading the terminal, has avoided the mixed and disorderly problem of cable, has also increased the flexibility when connecting a plurality of communication adapters.
Description
Technical Field
The utility model relates to a low pressure electrical technology field particularly, relates to a communication adapter and communication system.
Background
The communication adapter can be used for connecting shared resources, and by connecting a plurality of communication adapters in parallel, the communication adapter can simultaneously receive signals sent by the upper computer, so that the communication between the upper computer and other multiple devices is realized, and therefore, the connection mode of the communication adapters becomes very important.
In the related art, a plurality of communication adapters are connected by cables, thereby realizing parallel connection of the plurality of communication adapters.
However, in the related art, the plurality of communication adapters are connected by cables, which reduces flexibility in connection between the plurality of communication adapters, and when there are a large number of communication adapters to be connected, a large number of cables are required, which easily causes a problem that cables to be connected are messy.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a communication adapter to the not enough among the above-mentioned prior art, solve the correlation technique, a plurality of communication adapters are connected through the cable, have reduced the flexibility when connecting between a plurality of communication adapters, and when the communication adapter that needs to connect is more, the cable that needs is also more, causes the mixed and disorderly problem of cable of connection easily.
In order to achieve the above object, the embodiment of the present invention adopts the following technical solutions:
in a first aspect, an embodiment of the present invention provides a communication adapter including: a housing, a communication circuit board;
the communication circuit board is arranged in a shell, and an uplink communication terminal, a downlink communication interface and a cascade terminal are arranged on the shell; the cascade terminal is used for connecting other communication adapters in the power distribution cabinet where the communication adapter is located;
the cascade terminal is connected with the communication circuit board, and the communication circuit board is further connected with the uplink communication terminal and the downlink communication interface.
Further, the cascade terminal includes: a plate groove, a male head and a female head;
the board groove with the communication circuit board is connected, public head with female head is used for connecting respectively other communication adapters.
Furthermore, the uplink communication terminal and the downlink communication interface are both arranged on the first surface of the shell; the cascade terminal is disposed on the second surface of the housing.
Further, the first surface is a top surface, and the second surface is a side surface.
Further, the communication adapter further comprises: an output terminal; the output terminal is arranged on the shell, and the communication circuit board is connected with the output terminal; the output terminal is used for connecting an indicating device and/or a control device.
Further, the pointing device includes at least one of: the control device comprises an indicator light, a loudspeaker and a display, and the control device is an electric operating mechanism.
Further, the output terminal is a programmable passive contact.
Further, the communication adapter further comprises: a power supply terminal;
the power terminal is arranged on the shell and is connected with the communication circuit board.
Further, the downlink communication interface is a serial communication interface.
In a second aspect, the embodiment of the present invention further provides a communication system, including: the system comprises an upper computer, a plurality of lower computers and a plurality of communication adapters; the communication adapter is the communication adapter of any one of the first aspect;
a first communication adapter in the plurality of communication adapters is connected with the upper computer through the uplink communication terminal, and two adjacent communication adapters are connected through the cascade terminal; each communication adapter is connected with a lower computer through the downlink communication interface.
The utility model has the advantages that: an embodiment of the utility model provides a communication adapter, this communication adapter can include: a housing, a communication circuit board; the communication circuit board is arranged in the shell, and the shell is provided with an uplink communication terminal, a downlink communication interface and a cascade terminal; the cascade terminal is used for connecting other communication adapters in the power distribution cabinet where the communication adapter is located; the cascade terminal is connected with the communication circuit board, and the communication circuit board is also connected with an uplink communication terminal and a downlink communication interface. Through setting up the cascade terminal for the communication adapter in same switch board can be connected through cascading the terminal, has avoided the mixed and disorderly problem of cable, has also increased the flexibility when connecting a plurality of communication adapters.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a communication adapter according to an embodiment of the present invention;
fig. 2 is an electrical connection diagram of a communication adapter according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a cascade terminal according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a communication system according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a communication adapter according to an embodiment of the present invention.
Icon: 101-a housing; 102-a communication circuit board; 1011-uplink communication terminal; 1012-downlink communication interface; 1013-a cascade terminal; 1013 a-plate wells; 1013 b-male head; 1013 c-female head; 1014-a top surface; 1015-side; 1016-output terminal; 1017-power supply terminals; 110 — a first communications adapter; 120-a second communication adapter; 130-a third communications adapter; 140-a fourth communications adapter; 150-a fifth communications adapter; 160-a sixth communications adapter; 170-a seventh communications adapter; 210-a first lower computer; 220-a second lower computer; 230-a third lower computer; 240-an upper computer; 250-circuit breaker.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
First embodiment
Fig. 1 is the utility model discloses a structural schematic diagram of a communication adapter that the embodiment provided, fig. 2 is the utility model discloses an embodiment provides a communication adapter's electric connection schematic diagram, as shown in fig. 1 and 2, the utility model provides a communication adapter can include: a shell 101 and a communication circuit board 102.
The communication circuit board is arranged in the housing 101, and the housing 101 is provided with an uplink communication terminal 1011, a downlink communication interface 1012 and a cascade terminal 1013; the cascade terminal 1013 is connected to a communication circuit board, which is further connected to an uplink communication terminal 1011 and a downlink communication interface 1012.
Moreover, the cascade terminal 1013 is used to connect other communication adapters in the power distribution cabinet where the communication adapter is located; the uplink communication terminal 1011 is used for acquiring information sent by the upper computer so as to send the information to the lower computer; the downlink communication interface 1012 is used to read information in the lower computer.
In addition, can connect through cascading terminal 1013 between a plurality of communication adapters in a switch board, also can connect through cascading terminal 1013 between a plurality of communication adapters in other equipment, the embodiment of the utility model provides a do not carry out specific restriction to this.
It should be noted that the uplink communication terminal 1011, the downlink communication interface 1012 and the cascade terminal 1013 may be located on the same surface of the housing 101, or may be located on different surfaces of the housing 101, which is not limited by the embodiment of the present invention.
The embodiment of the utility model provides an in, can connect through cascading terminal 1013 between a plurality of communication adapters in a switch board, also can adopt the cable to connect two adjacent communication adapters's ascending communication terminal 1011, flexibility when having improved a plurality of communication adapters and connecting.
To sum up, the embodiment of the utility model provides a communication adapter, this communication adapter can include: a housing, a communication circuit board; the communication circuit board is arranged in the shell, and the shell is provided with an uplink communication terminal, a downlink communication interface and a cascade terminal; the cascade terminal is used for connecting other communication adapters in the power distribution cabinet where the communication adapter is located; the cascade terminal is connected with the communication circuit board, and the communication circuit board is also connected with an uplink communication terminal and a downlink communication interface. Through setting up the cascade terminal for the communication adapter in same switch board can be connected through cascading the terminal, has avoided the mixed and disorderly problem of cable, has also increased the flexibility when connecting a plurality of communication adapters.
Optionally, fig. 3 is a schematic structural diagram of a cascade terminal according to an embodiment of the present invention, as shown in fig. 3, the cascade terminal 1013 may include: plate well 1013a, male 1013b, and female 1013 c.
The plate slot 1013a is connected to the communication circuit board 102, for example, the plate slot 1013a of the cascade terminal 1013 can be connected to the communication circuit board 102 by plugging.
In addition, the male head 1013b and the female head 1013c of the cascade terminal 1013 are respectively used for connecting other communication adapters, the male head 1013b of the cascade terminal 1013 can be used for connecting the female heads of the other communication adapters, and the female head 1013c of the cascade terminal 1013 can be used for connecting the male heads of the other communication adapters.
In the embodiment of the present invention, the uplink communication terminal 1011 and the plate groove 1013a are both connected to the communication circuit board 102, that is, the plate groove 1013a of the cascade terminal 1013 is connected to the uplink communication terminal 1011 through the communication circuit board 102.
Optionally, the uplink communication terminal 1011 and the downlink communication interface 1012 are both disposed on the first surface of the housing 101, and the cascade terminal 1013 is disposed on the second surface of the housing 101.
The uplink communication terminal 1011 and the downlink communication interface 1012 may be provided on the same surface of the housing 101, or may be provided on different surfaces of the housing 101.
Of course, when the uplink communication terminal 1011 and the downlink communication interface 1012 are disposed on different surfaces of the housing 101, the cascade terminal 1013 may be disposed on the same surface of the housing 101 with the uplink communication terminal 1011, and may also be disposed on the same surface of the housing 101 with the downlink communication interface 1012, which is not limited in the embodiment of the present invention.
Alternatively, as shown in fig. 1, the first surface may be a top surface 1014, and the second surface may be a side surface 1015, that is, the uplink communication terminal 1011 and the downlink communication interface 1012 are both disposed on the top surface, and the cascade terminal 1013 is disposed on the side surface.
Optionally, as shown in fig. 1, the communication adapter further includes: an output terminal 1016, wherein the output terminal 1016 is arranged on the housing 101, and the communication circuit board 102 is connected with the output terminal 1016; the output terminal 1016 is used for connecting a pointing device and/or a control device.
The output terminal 1016 may be a dry contact, among others. The output terminal 1016 may include at least one output, each of which may be used to connect a pointing device or a control device.
The embodiment of the utility model provides an in, the communication adapter can read the information of next machine through down communication interface 1012. The information of the lower computer can comprise at least one of state indication information, alarm output information and the like.
In addition, the shell 101 of the communication adapter is provided with the output terminal 1016, and the communication adapter is connected with an indicating device through the output terminal 1016, so that the communication adapter can prompt the working state of a lower computer through the indicating device, and the function of the communication adapter is increased.
The output terminal 1016 can be connected with a control device, the control device is installed on a lower computer, the upper computer can send switching-on and switching-off control information to the communication adapter, the communication adapter can output the switching-on and switching-off control information through the output terminal 1016, and the control device connected with the output terminal 1016 can control a corresponding lower computer to perform switching-on and switching-off according to the switching-on and switching-off control information.
Optionally, the pointing device includes at least one of: indicator lights, speakers, displays, and the control device may be an electrically operated mechanism.
Each output of the output terminal 1016 may be connected to any one of an indicator light, a speaker, and a display.
For example, the output terminal 1016 may include three outputs, a first output may be connected to an indicator light, a second output may be connected to a speaker, and a third output may be connected to a control device installed on the lower computer.
It should be noted that, the indicating device may also be other devices capable of performing status indication, and the embodiment of the present invention does not specifically limit the type of the indicating device.
Alternatively, the output terminal 1016 may be a programmable passive contact.
Optionally, as shown in fig. 1, the communication adapter may further include: and a power supply terminal 1017. The power terminal 1017 may be disposed on the housing 101, and the power terminal 1017 is connected to the communication circuit board 102.
The power terminal 1017 may be disposed on the same plane of the housing 101 as the uplink communication terminal 1011 and the downlink communication interface 1012. The power terminal 1017 may be disposed on a first face of the housing 101, that is, the power terminal 1017 may be disposed on a top face 1014 of the housing 101.
Of course, the power terminal 1017 may also be disposed on the housing 101, and is convenient for providing other positions for the communication adapter to supply power, and the embodiment of the present invention does not specifically limit this.
In the embodiment of the present invention, the uplink communication terminal 1011, the cascade terminal 1013 and the power terminal 1017 are all connected to the communication circuit board 102, that is, the cascade terminal 1013 is connected to the uplink communication terminal 1011 and the power terminal 1017 through the communication circuit board 102.
Optionally, the downlink communication interface 1012 is a serial communication interface. The Serial communication interface may be a type a interface of a USB (Universal Serial Bus).
Optionally, an embodiment of the present invention further provides a communication system, which includes an upper computer 240, a plurality of lower computers, and a plurality of communication adapters; the communication adapter may be the communication adapter shown in fig. 1.
A first communication adapter 110 in the plurality of communication adapters is connected with the upper computer 240 through the uplink communication terminal 1011, and two adjacent communication adapters are connected through the cascade terminal; each of the communication adapters is connected to a lower computer through the downlink communication interface 1012.
Fig. 4 is a schematic structural diagram of a communication system according to an embodiment of the present invention, as shown in fig. 4, the communication system may include a first communication adapter 110, a second communication adapter 120, a third communication adapter 130, a first lower computer 210, a second lower computer 220, a third lower computer 230, and an upper computer 240.
The first communication adapter 110 and the second communication adapter 120 are connected by a cascade terminal 1013, and the second communication adapter 120 and the third communication adapter 130 are connected by the cascade terminal 1013.
Moreover, each communication adapter is provided with a downlink communication interface 1012, and each communication adapter can be connected to a corresponding lower computer through the downlink communication interface 1012, that is, the first communication adapter 110 is connected to the first lower computer 210 through the downlink communication interface 1012, the second communication adapter 120 is connected to the second lower computer 220 through the downlink communication interface 1012, and the third communication adapter 130 is connected to the third lower computer 230 through the downlink communication interface 1012. The host computer 240 is connected to the uplink communication terminal 1011 of the first communication adapter 110.
In the embodiment of the present invention, the upper computer 240 can send information to the first communication adapter 110, the second communication adapter 120, and the third communication adapter 130 through the uplink communication terminal 1011, and the first communication adapter 110, the second communication adapter 120, and the third communication adapter 130 can receive the information at the same time.
Of course, the first communication adapter 110 can read the information in the first lower computer 210 through the downlink communication interface 1012, the second communication adapter 120 can read the information in the second lower computer 220 through the downlink communication interface 1012, and the third communication adapter 130 can read the information in the third lower computer 230 through the downlink communication interface 1012.
In addition, fig. 4 is only an example, and it should be understood that, in the embodiment of the present invention, the number of the communication adapters and the upper computer is not particularly limited. The first communication adapter 110, the second communication adapter 120 and the third communication adapter 130 can be located in the same power distribution cabinet, and the communication adapters in different power distribution cabinets can be connected through cables.
Fig. 5 is a schematic diagram of a connection structure of a communication adapter according to an embodiment of the present invention, as shown in fig. 5, including a first communication adapter 110, a second communication adapter 120, a third communication adapter 130, a fourth communication adapter 140, a fifth communication adapter 150, a sixth communication adapter 160, a seventh communication adapter 170, and a circuit breaker 250.
The first communication adapter 110, the second communication adapter 120, and the third communication adapter 130 may be located in the same power distribution cabinet, the fourth communication adapter 140, the fifth communication adapter 150, and the sixth communication adapter 160 are located in the same power distribution cabinet, and the seventh communication adapter 170 is located in the same power distribution cabinet.
The first communication adapter 110, the second communication adapter 120, and the third communication adapter 130 are connected by a cascade terminal, and the fourth communication adapter 140, the fifth communication adapter 150, and the sixth communication adapter 160 are connected by a cascade terminal. The uplink communication terminal 1011 of the third communication adapter 130 is connected to the uplink communication terminal 1011 of the fourth communication adapter 140 by a cable, and the power terminal 1017 of the third communication adapter 130 is connected to the power terminal 1017 of the fourth communication adapter 140 by a cable. Similarly, the upstream communication terminal 1011 of the sixth communication adapter 160 is connected to the upstream communication terminal 1011 of the seventh communication adapter 170 by a cable, and the power terminal 1017 of the sixth communication adapter 160 is connected to the power terminal 1017 of the seventh communication adapter 170 by a cable.
While only the seventh communication adapter 170 is shown in fig. 5 as being connected to the circuit breaker 250 via the downstream communication interface 1012, it should be understood that the number of communication adapters should be the same as the number of circuit breakers, and the first communication adapter 110, the second communication adapter 120, the third communication adapter 130, the fourth communication adapter 140, the fifth communication adapter 150, and the sixth communication adapter 160 may each be connected to a corresponding circuit breaker via their own downstream communication interface 1012.
It should be noted that, the embodiment of the present invention provides an upper computer which can be a terminal or a server, and a lower computer which can be a circuit breaker, an electric meter, a dual power supply, etc.
Since the communication system adopts the technical solutions of all the embodiments of the communication adapter, at least all the beneficial effects brought by the technical solutions of the embodiments are achieved, and are not described in detail herein.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A communications adapter, comprising: a housing, a communication circuit board;
the communication circuit board is arranged in a shell, and an uplink communication terminal, a downlink communication interface and a cascade terminal are arranged on the shell; the cascade terminal is used for connecting other communication adapters in the power distribution cabinet where the communication adapter is located;
the cascade terminal is connected with the communication circuit board, and the communication circuit board is further connected with the uplink communication terminal and the downlink communication interface.
2. The communications adapter of claim 1 wherein said cascading terminals comprise: a plate groove, a male head and a female head;
the board groove with the communication circuit board is connected, public head with female head is used for connecting respectively other communication adapters.
3. The communications adapter of claim 1 wherein said upstream communications terminals and said downstream communications interface are disposed on a first side of said housing; the cascade terminal is disposed on the second surface of the housing.
4. The communications adapter of claim 3 wherein said first face is a top face and said second face is a side face.
5. The communications adapter of claim 1, further comprising: an output terminal; the output terminal is arranged on the shell, and the communication circuit board is connected with the output terminal; the output terminal is used for connecting an indicating device and/or a control device.
6. The communications adapter of claim 5 wherein said indicating device comprises at least one of: the control device comprises an indicator light, a loudspeaker and a display, and the control device is an electric operating mechanism.
7. The communications adapter of claim 5 wherein said output terminals are programmable passive contacts.
8. The communications adapter of claim 1, further comprising: a power supply terminal;
the power terminal is arranged on the shell and is connected with the communication circuit board.
9. The communication adapter according to any of claims 1-8, wherein the downstream communication interface is a serial communication interface.
10. A communication system, comprising: the system comprises an upper computer, a plurality of lower computers and a plurality of communication adapters; the communication adapter is according to any one of claims 1-8;
a first communication adapter in the plurality of communication adapters is connected with the upper computer through the uplink communication terminal, and two adjacent communication adapters are connected through the cascade terminal; each communication adapter is connected with a lower computer through the downlink communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922379058.2U CN211150894U (en) | 2019-12-23 | 2019-12-23 | Communication adapter and communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922379058.2U CN211150894U (en) | 2019-12-23 | 2019-12-23 | Communication adapter and communication system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211150894U true CN211150894U (en) | 2020-07-31 |
Family
ID=71776704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922379058.2U Active CN211150894U (en) | 2019-12-23 | 2019-12-23 | Communication adapter and communication system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211150894U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115113097A (en) * | 2021-03-23 | 2022-09-27 | 上海良信电器股份有限公司 | Broken wire detection device and system |
-
2019
- 2019-12-23 CN CN201922379058.2U patent/CN211150894U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115113097A (en) * | 2021-03-23 | 2022-09-27 | 上海良信电器股份有限公司 | Broken wire detection device and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7717717B1 (en) | User-friendly USB connector | |
| US8861222B2 (en) | Backplane, communication device and communication system | |
| US8267699B2 (en) | Backboard and communication device | |
| CN103139106B (en) | Server rack system | |
| CN102999139B (en) | Electric supply installation and the server rack system applying it | |
| EP2830257B1 (en) | Atca backplane | |
| US8491329B2 (en) | Electrical outlet assembly and manufacturing method thereof | |
| WO2024066439A1 (en) | Data forwarding device, computing device, and cabinet | |
| CN211150894U (en) | Communication adapter and communication system | |
| TWI273466B (en) | Main board using selective displacement for input/output connection interface | |
| EP2800301A2 (en) | Fabric card and communications device | |
| WO2024187698A1 (en) | Server and whole cabinet server | |
| US10522958B2 (en) | Receptacle for connecting a multi-lane or one-lane cable | |
| US20200112112A1 (en) | Connection apparatus, network board connection system, and communications device | |
| CN212256300U (en) | Convenient multi-serial port card | |
| CN215581898U (en) | Circuit mainboard and extended circuit board | |
| CN210247285U (en) | Signal control unit, signal control device and unmanned ship | |
| CN202434833U (en) | Convenient-to-plug DB connecting structure and main board of interactive touch all-in-one machine | |
| CN112203450A (en) | Cabinet signal interconnection device and network cabinet | |
| CN220691190U (en) | Digital microscope with electric connection structure | |
| CN211791584U (en) | Card gauge type switch | |
| CN217060975U (en) | IR-based KVM display control switcher | |
| EP3185661B1 (en) | Communication structure with connecting assembly | |
| CN207800953U (en) | A kind of socket structure and plug construction | |
| CN216531372U (en) | Switch ply-yarn drill and switch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210720 Address after: Room 1205-3, 1817 Haigang Avenue, Xitangqiao Street (Haiyan Economic Development Zone), Haiyan County, Jiaxing City, Zhejiang Province, 314300 Patentee after: Liangxin Electrical Appliances (Haiyan) Co.,Ltd. Patentee after: Shanghai Liangxin Electrical Co.,Ltd. Address before: No. 2000, Shenjiang South Road, Pudong New Area, Shanghai, 201315 Patentee before: Shanghai Liangxin Electrical Co.,Ltd. |
|
| TR01 | Transfer of patent right |