CN210404742U

CN210404742U - Device for rapidly switching alternating current input system

Info

Publication number: CN210404742U
Application number: CN201921296208.7U
Authority: CN
Inventors: 高俊俊; 王爽; 黄维尧; 郭晓文; 欧阳星涛
Original assignee: Shenzhen Kexin Communication Technology Co Ltd
Current assignee: Shenzhen Kexin Communication Technology Co Ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-04-24
Anticipated expiration: 2029-08-07

Abstract

A fast switching AC input system device comprises an AC input interface of a rear-end device and an AC input module connected with the AC input interface, wherein the AC input module comprises an AC input terminal/circuit breaker, a jumper terminal connected with the AC input terminal/circuit breaker, a grounding terminal, a lightning arrester and a jumper short-circuit bar, the jumper terminal comprises a jumper terminal output interface and a jumper terminal input interface, and fast switching is realized between the jumper terminal output interface and the jumper terminal input interface through the jumper short-circuit bar. The utility model discloses a fast switch over exchanges input system device realizes fast switch over through the jumper bar of jumper connection short circuit between jumper connection terminal output interface and jumper connection terminal input interface, and whole operation process is simple, it is convenient to maintain.

Description

Device for rapidly switching alternating current input system

[ technical field ] A method for producing a semiconductor device

The utility model relates to the field of electronic technology, especially, relate to a fast switch over exchanges input system device.

[ background of the invention ]

The alternating current input device mainly comprises a circuit breaker, a lightning protection device, a relevant connecting piece and an installation piece, when different alternating current inputs are switched, a cable needs to be replaced, the lightning protection device needs to be replaced, even relevant installation components need to be replaced, operation steps are multiple, safety of operators is considered, and a professional person needs to operate when an alternating current input system is switched.

The existing alternating current input is applied to various scenes, and when different alternating current input modes are switched, cables are required to be reconnected by means of a part of tools under common conditions; in the step of switching the alternating current input mode, certain requirements are required for the professional of operators, and the operators can operate the system only by the personnel with certain foundation, so that the personal safety of the operators is ensured, and the cost is increased to a certain extent; in general scene is used, single-phase, two-phase, three-phase need change the lightning protection device because the lightning protection device that uses is different, and some conditions can change complex operation installation component.

[ summary of the invention ]

The utility model aims at solving the above problem and providing a simple structure, realize the ac input system device of fast switch-over through the jumper bar between jumper connection terminal output interface and jumper connection terminal input interface.

In order to achieve the above object, the utility model provides a fast switch over exchanges input standard device, this fast switch over exchanges input standard device include the rear end equipment exchange input interface and with exchange input interface connection's exchange input module, exchange input module including exchange input terminal/circuit breaker, with exchange skip terminal, ground terminal, the lightning protection device that input terminal/circuit breaker is connected, still include the skip short-circuit strip, the skip terminal includes skip terminal output interface and skip terminal input interface, skip terminal output interface with pass through between the skip terminal input interface the skip short-circuit strip realizes fast switch over.

The No. 5 and No. 6 jumper terminal output interfaces are connected with the No. 5 and No. 6 jumper terminal input interfaces, and the No. 3 and No. 4 jumper terminal output interfaces are connected with the No. 3 and No. 4 jumper terminal input interfaces through the jumper short-circuit bars.

The No. 4 and No. 5 jumper terminal output interfaces are connected with the No. 4 and No. 5 jumper terminal input interfaces, and the No. 1, No. 2 and No. 3 jumper terminal output interfaces are connected with the No. 1, No. 2 and No. 3 jumper terminal input interfaces through the jumper short-circuiting strips.

The No. 5 and No. 6 jumper terminal output interfaces are connected with the No. 5 and No. 6 jumper terminal input interfaces, and the No. 1, No. 2 and No. 3 jumper terminal output interfaces are connected with the No. 1, No. 2 and No. 3 jumper terminal input interfaces through the jumper short-circuiting strips.

The ac input module also includes an ac output receptacle assembly.

The jumper short-circuit strip is made of copper.

The utility model discloses a fast switch over exchanges input system device compares with prior art, and its beneficial effect is: the utility model discloses a fast switch over exchanges input system device realizes fast switch over through the jumper connection shorting strip between jumper connection terminal output interface and jumper connection terminal input interface, optimizes the wiring mode, when different input scenes switch over, easy operation, swift, solved the present need meet when switching over again wiring, change the condition of lightning protection device and lightning protection subassembly; the professional requirements of operators are reduced; the wiring of the maintenance socket does not need to be replaced under different scenes; the whole operation process is simple and convenient to maintain.

[ description of the drawings ]

Fig. 1 is a schematic structural diagram of the three-phase ac input of the present invention.

Fig. 2 is a schematic diagram of the structure of the two-phase ac input of the present invention.

Fig. 3 is a schematic diagram of the single-phase ac input structure of the present invention.

[ detailed description ] embodiments

The following examples are further illustrative and explanatory of the present invention and do not limit the present invention in any way.

As shown in fig. 1-3, the apparatus for fast switching ac input system of the present invention includes an ac input interface 10 of a back-end device and an ac input module connected to the ac input interface 10. The back end of the AC input interface 10 can be connected with a high-frequency switching power supply or a common electrical appliance. The alternating current input module can be a three-phase alternating current input, a two-phase alternating current input or a single-phase alternating current input. The ac input module includes an ac input terminal/breaker 21, a jumper terminal, a ground terminal 22, a lightning protector 23, a jumper bar 24, and an ac output receptacle assembly 25. The ac input terminal/breaker 21 is connected to a jumper terminal, a ground terminal 22, a lightning arrester 23, and an ac output receptacle unit 25.

As shown in fig. 1-3, the jumper terminals are conventional DIN rail terminals. The jumper terminal includes a jumper terminal output interface 31 and a jumper terminal input interface 32. The jumper terminal output interface 31 and the jumper terminal input interface 32 can be quickly switched by lapping the jumper short-circuit strip 24, so that the alternating current input module can be quickly switched between input modes such as three-phase alternating current, two-phase alternating current or single-phase alternating current. The jumper terminal output interface 31 is an output interface of alternating current, the jumper terminal output interface 31 is connected with the alternating current input interface 10, and the jumper terminal output interface 31 has 6 interfaces with the numbers of 1, 2, 3, 4, 5 and 6. The jumper terminal input interface 32 is an input interface for ac power, and the jumper terminal input interface 32 has 6 interfaces, which are numbered 1, 2, 3, 4, 5, and 6, respectively. The numbers of the jumper terminal input interfaces 32 correspond to the numbers of the jumper terminal output interfaces 31, respectively. The ac input terminal/breaker 21 can rapidly cut off the fault current to prevent the accident from being enlarged, thereby ensuring safe operation. The grounding terminal 22 is grounded, so that accidents caused by electric leakage are avoided, and a protective effect is achieved. The lightning protector 23 prevents damage to the device from lightning strikes. The jumper bar 24 plays a role in conducting current and is made of a metal copper material. The ac outlet socket assembly 25 provides power to the mobile appliances and equipment.

As shown in fig. 1, when the ac input module is a three-phase ac input, the short-circuiting bar 24 is bridged between the output interface 31 of the 5 th and 6 th jumper terminals and the input interface 32 of the 5 th and 6 th jumper terminals, and the short-circuiting bar 24 is bridged between the output interface 31 of the 3 rd and 4 th jumper terminals and the input interface 32 of the 3 rd and 4 th jumper terminals.

As shown in fig. 2, when the ac input module is a two-phase ac input, the short-circuiting bar 24 is bridged between the output interface 31 of the No. 4 or 5 jumper terminal and the input interface 32 of the No. 4 or 5 jumper terminal, and the short-circuiting bar 24 is bridged between the output interface 31 of the No. 1, 2, or 3 jumper terminal and the input interface 32 of the No. 1, 2, or 3 jumper terminal.

As shown in fig. 3, when the ac input module is a single-phase ac input, the short-circuiting bar 24 is bridged between the output interface 31 of the 5 th or 6 th jumper terminal and the input interface 32 of the 5 th or 6 th jumper terminal, and the short-circuiting bar 24 is bridged between the output interface 31 of the 1 st, 2 th or 3 th jumper terminal and the input interface 32 of the 1 st, 2 th or 3 th jumper terminal.

The utility model discloses when using the scene change, need switch the AC input system, only need to change the position of the jumper short circuit strip 24 between jumper terminal output interface 31 and the jumper terminal input interface 32, can satisfy three kinds of input mode demands fast, the different input voltage according to, through the position of the AC input cable that changes the access to rear end high frequency switching power supply to make electrical power generating system can work under the normal voltage scope. The utility model discloses an alternating current input can be star type electric wire netting (Y), single-phase alternating current and three-phase alternating current etc.. A star-shaped power grid (Y) with a Neutral/Neutral line (Neutral, N for short); delta type grid (D), no neutral. Single-phase alternating current: 85-305V (L-N), 44-66 Hz and Y power grid; two-phase alternating current: 208/120-220/127V, 44-66 Hz, Y power grid or D power grid; three-phase alternating current: 305/176-480/277V and 44-66 Hz.

Although the present invention has been described in connection with the above embodiments, the scope of the present invention is not limited thereto, and modifications, replacements, and the like to the above members are all within the scope of the claims of the present invention without departing from the concept of the present invention.

Claims

1. A fast switching AC input system device comprises an AC input interface (10) of a rear-end device and an AC input module connected with the AC input interface (10), wherein the AC input module comprises an AC input terminal/circuit breaker (21), a jumper terminal connected with the AC input terminal/circuit breaker (21), a grounding terminal (22), a lightning arrester (23) and a jumper short-circuit bar (24), and is characterized in that the jumper terminal comprises a jumper terminal output interface (31) and a jumper terminal input interface (32), the jumper terminal output interface (31) and the jumper terminal input interface (32) realize fast switching through the jumper short-circuit bar (24), the jumper terminal output interface (31) comprises 6 interfaces, and the numbers of the interfaces are 1, 2 and respectively, 3. 4, 5, 6, the jumper terminal input interface (32) includes 6 interfaces, and the interface number is 1, 2, 3, 4, 5, 6 respectively, 6 numbers of jumper terminal input interface (32) respectively with 6 numbers of jumper terminal output interface (31) correspond.

2. The apparatus according to claim 1, wherein the jumper short-circuiting bar (24) connects between the 5 th and 6 th jumper terminal output interfaces (31) and the 5 th and 6 th jumper terminal input interfaces (32), and connects between the 3 rd and 4 th jumper terminal output interfaces (31) and the 3 rd and 4 th jumper terminal input interfaces (32).

3. The apparatus according to claim 1, wherein the jumper short-circuiting bar (24) is connected between the 4 th and 5 th jumper terminal output interfaces (31) and the 4 th and 5 th jumper terminal input interfaces (32), and between the 1 st, 2 th and 3 rd jumper terminal output interfaces (31) and the 1 st, 2 th and 3 rd jumper terminal input interfaces (32).

4. The apparatus according to claim 1, wherein the jumper short-circuiting bar (24) is connected between the 5 th and 6 th jumper terminal output interfaces (31) and the 5 th and 6 th jumper terminal input interfaces (32), and between the 1 st, 2 th and 3 rd jumper terminal output interfaces (31) and the 1 st, 2 th and 3 rd jumper terminal input interfaces (32).

5. The apparatus according to claim 1, wherein said ac input module further comprises an ac output socket assembly (25).

6. The apparatus according to claim 1, wherein said jumper shorting bar (24) is made of copper.