CN212905122U

CN212905122U - Install in current acquisition module of dual supply wiring end

Info

Publication number: CN212905122U
Application number: CN202022336784.9U
Authority: CN
Inventors: 肖辉涛; 陈登亮; 方小幺
Original assignee: ZHUHAI FENGLAN INDUSTRIAL CO LTD
Current assignee: ZHUHAI FENGLAN INDUSTRIAL CO LTD
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-04-06
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses a current collection module installed on a dual-power wiring end, which is suitable for the dual-power wiring end and comprises an internal bus installation module, a wiring end module and a leading-out terminal module; the wiring terminal module comprises a main wiring terminal and a standby wiring terminal, and current enters the internal bus installation module from the wiring terminal module and then enters the wiring terminal module from the internal bus installation module in the current acquisition process; the main incoming line end and the standby incoming line end are arranged above the internal bus installation module in the same direction in parallel, the outgoing line end module is arranged above the internal bus installation module, and the outgoing line end module is parallel to the main incoming line end and the standby incoming line end and is opposite to the main incoming line end and the standby incoming line end in direction. The utility model provides a current acquisition module installed on a dual-power wiring end, which integrates the connection of the wiring end, the installation of a mutual inductor, the primary connection and the secondary connection into the module; the installation is horizontally arranged, the up-and-down connection is convenient, and the processing is convenient; the connection between the primary loop and the secondary loop is simplified, and potential fault points are reduced.

Description

Install in current acquisition module of dual supply wiring end

Technical Field

The utility model relates to a switch board subassembly, the more specifically electric current collection module who installs in dual supply wiring end that says so.

Background

At present, in a complete set of power distribution cabinet, a double power supply consisting of 2 circuit breakers or 2 isolating switches has the following problems in the terminal and current measurement:

1. because the current transformer is arranged at the position of the wiring end, the scheme of horizontally arranging the copper bar cannot be used, the scheme of vertically arranging the copper bar can cause more bending points, the requirement on the processing technology is high and difficult to ensure, and meanwhile, the installation space is also occupied;

2. the secondary line of the mutual inductor is led to the wiring terminal and then is connected to the instrument from the wiring terminal, so that the cost of the wiring terminal and the cost of the electric wire are increased, and the installation position and the wiring length of the wiring terminal need to be considered.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide an install in the current acquisition module of dual supply wiring end.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a current acquisition module installed on a dual-power wiring terminal is suitable for the dual-power wiring terminal and comprises an internal bus installation module, a wiring terminal module and a wire outlet terminal module;

the wiring terminal module comprises a main wiring terminal and a standby wiring terminal, and current enters the internal bus installation module from the wiring terminal module and then enters the wiring terminal module from the internal bus installation module in the current acquisition process; the main wire inlet end and the standby wire inlet end are arranged above the internal bus installation module in the same direction in parallel, the wire outlet end module is arranged above the internal bus installation module, and the wire outlet end module is parallel to the main wire inlet end and the standby wire inlet end and is opposite to the main wire inlet end and the standby wire inlet end in direction.

Its further technical scheme does, inside generating line installation module includes: the copper busbar comprises an A-phase copper busbar, a B-phase copper busbar and a C-phase copper busbar, wherein the A-phase copper busbar, the B-phase copper busbar and the C-phase copper busbar are arranged in parallel along the horizontal direction.

The main incoming line end comprises three connecting expanders, the connecting expanders are independent movable connecting expanders, and the three connecting expanders are connected with the phase A copper bar, the phase B copper bar and the phase C copper bar respectively.

The standby incoming line end comprises three connection expanders, the connection expanders are independent movable connection expanders, and the three connection expanders are respectively connected with the A-phase copper bar, the B-phase copper bar and the C-phase copper bar.

The technical scheme is that the leading-out terminal module comprises three connection expanders, the connection expanders are independent movable connection expanders, and the three connection expanders are respectively connected with the A-phase copper bar, the B-phase copper bar and the C-phase copper bar.

The technical scheme is that the leading-out terminal module further comprises a secondary side current terminal, the secondary side current terminal comprises three current transformers, the three current transformers are correspondingly installed above the three connection expanders respectively, and connecting terminals are arranged above the three current transformers and used for being connected with peripheral instruments.

The further technical scheme is that the internal bus installation module, the wiring terminal module and the wire outlet end module are assembled into an integrated structure.

The connection expander is connected with the A-phase copper bar in a buckle mode, the connection expander is connected with the B-phase copper bar in a buckle mode, and the connection expander is connected with the C-phase copper bar in a buckle mode.

Compared with the prior art, the utility model beneficial effect be: the utility model provides a current acquisition module installed on a dual-power wiring end, which integrates the connection of the wiring end, the installation of a mutual inductor, the primary connection and the secondary connection into the module; the installation is horizontally arranged, the up-and-down connection is convenient, and the processing is convenient; the installation space is reduced, and the utilization rate of the space is improved; the connection between the primary loop and the secondary loop is simplified, and potential fault points are reduced; the terminal is integrated to the module, and the wiring terminal does not need to be pulled to the wiring terminal from the mutual inductor, and the wiring terminal does not need to find space for installation, so that the installation is simplified, and the cost is saved.

The foregoing is a summary of the present invention, and other objects, features and advantages of the present invention will be apparent from the following detailed description of the preferred embodiments, which is provided for the purpose of illustration and understanding of the present invention.

Drawings

Fig. 1 is a schematic structural view of a current collection module installed on a dual power supply wiring terminal according to the present invention;

fig. 2 is a schematic diagram of the structure of fig. 1 connected to a dual power supply terminal.

Reference numerals

1. An internal bus bar installation module; 21. a main incoming line end; 22. a standby incoming line end; 3. a wire outlet end module; 4. a phase of copper bar; 5. b phase copper bar; 6. c phase copper bar; 7. connecting an expander; 8. a current transformer; 9. a wiring terminal; 10. a controller; 11. a dual power supply.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and the following detailed description.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "secured" are to be construed broadly and can, for example, be connected or detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.

The mutual inductor collects current through a primary loop, the collected current is converted into current of a secondary side and then is connected into the instrument, and connecting wires connected to the instrument from the mutual inductor are called secondary wires.

Referring to fig. 1-2, the present embodiment provides a current collection module installed on a dual power terminal, which is suitable for a dual power terminal, and includes an internal bus installation module 1, a terminal module, and an outlet terminal module 3; fig. 2 shows a schematic connection diagram of the present current collection module mounted on the terminals of a dual power supply 11 (an automatic dual power supply 11 with a controller 10).

The wiring terminal module comprises a main wiring terminal 21 and a standby wiring terminal 22, and current enters the internal bus installation module 1 from the wiring terminal module in the current acquisition process and then enters the wiring terminal module 3 from the internal bus installation module 1; the main incoming line end 21 and the standby incoming line end 22 are installed above the internal bus installation module 1 in the same direction and in parallel, the outgoing line end module 3 is installed above the internal bus installation module 1, and the outgoing line end module 3 is parallel to and opposite to the main incoming line end 21 and the standby incoming line end 22.

The internal bus bar installation module 1 includes: the A-phase copper bar 4, the B-phase copper bar 5 and the C-phase copper bar 6 are arranged in parallel along the horizontal direction.

The main incoming line end 21 comprises three connection expanders 7, the connection expanders 7 are independent movable connection expanders 7, and the three connection expanders 7 are respectively connected with the phase A copper bar 4, the phase B copper bar 5 and the phase C copper bar 6.

The standby incoming line end 22 comprises three connecting expanders 7, the connecting expanders 7 are independent movable connecting expanders 7, and the three connecting expanders 7 are respectively connected with the A-phase copper bar 4, the B-phase copper bar 5 and the C-phase copper bar 6.

The leading-out terminal module 3 comprises three connection expanders 7, the connection expanders 7 are independent movable connection expanders 7, and the three connection expanders 7 are respectively connected with the A-phase copper bar 4, the B-phase copper bar 5 and the C-phase copper bar 6.

The outlet end module 3 further comprises a secondary side current terminal, the secondary side current terminal comprises three current transformers 8, the three current transformers 8 are correspondingly installed above the three connection expanders 7 respectively, wiring terminals 9 are arranged above the three current transformers 8, and the wiring terminals 9 are used for being connected with an external instrument.

The internal bus installation module 1, the wiring terminal module and the outlet terminal module 3 are assembled into an integrated structure.

The connection expander 7 is connected with the A-phase copper bar 4 in a buckle mode, the connection expander 7 is connected with the B-phase copper bar 5 in a buckle mode, and the connection expander 7 is connected with the C-phase copper bar 6 in a buckle mode.

Compared with the traditional double-power-supply wiring terminal and current measuring method, the current acquisition module installed on the double-power-supply wiring terminal has the following advantages: 1. the movable expansion connector is fastened in a buckling mode, the distance between the switches can be adjusted, and the universality is high; 2. the short circuit installation and process problems of the ATS outlet end do not need to be considered; 3. the installation position and space of the CT do not need to be considered additionally; 4. the problems of processing and technology of one-time threading of the CT do not need to be considered; 5. the installation space of the secondary terminal and the pulling wire do not need to be considered additionally.

Compared with the prior art, the current acquisition module arranged on the double-power-supply wiring terminal integrates the connection of the wiring terminal, the installation of the mutual inductor, the primary connection and the secondary connection into the module; the installation is horizontally arranged, the up-and-down connection is convenient, and the processing is convenient; the installation space is reduced, and the utilization rate of the space is improved; the connection between the primary loop and the secondary loop is simplified, and potential fault points are reduced; the terminal is integrated to the module, and the wiring terminal does not need to be pulled to the wiring terminal from the mutual inductor, and the wiring terminal does not need to find space for installation, so that the installation is simplified, and the cost is saved.

The technical content of the present invention is further described by the embodiments only, so that the reader can understand it more easily, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation according to the present invention is protected by the present invention. The protection scope of the present invention is subject to the claims.

Claims

1. A current acquisition module installed on a dual-power wiring terminal is characterized by being suitable for the dual-power wiring terminal and comprising an internal bus installation module, a wiring terminal module and a wire outlet terminal module;

2. The dual power-supply-terminal-mounted current collection module of claim 1, wherein the internal bus bar mounting module comprises: the copper busbar comprises an A-phase copper busbar, a B-phase copper busbar and a C-phase copper busbar, wherein the A-phase copper busbar, the B-phase copper busbar and the C-phase copper busbar are arranged in parallel along the horizontal direction.

3. The current collection module installed on a dual-power-supply wiring terminal of claim 2, wherein the primary wiring terminal comprises three connection expanders, the connection expanders are independent movable connection expanders, and the three connection expanders are respectively connected with an A-phase copper bar, a B-phase copper bar and a C-phase copper bar.

4. The current collection module installed on a dual-power-supply wiring terminal of claim 2, wherein the standby wiring terminal comprises three connection expanders, the connection expanders are independent movable connection expanders, and the three connection expanders are respectively connected with an A-phase copper bar, a B-phase copper bar and a C-phase copper bar.

5. The dual-power-supply-terminal-mounted current collection module of claim 2, wherein the outlet terminal module comprises three connection expanders, the connection expanders are independent movable connection expanders, and the three connection expanders are respectively connected with an A-phase copper bar, a B-phase copper bar and a C-phase copper bar.

6. The dual-power-supply-terminal-mounted current collection module according to claim 5, wherein the outlet terminal module further comprises a secondary-side current terminal, the secondary-side current terminal comprises three current transformers, the three current transformers are respectively and correspondingly mounted above the three connection expanders, and connecting terminals are arranged above the three current transformers and used for being connected with peripheral instruments.

7. The dual power terminal mounted current collection module of claim 1, wherein said internal bus bar mounting module, terminal module and outlet terminal module are assembled as a unitary structure.

8. The dual-power-supply-terminal-mounted current collection module according to any one of claims 3 to 5, wherein the connection expander is in snap-fit connection with the A-phase copper bar, the connection expander is in snap-fit connection with the B-phase copper bar, and the connection expander is in snap-fit connection with the C-phase copper bar.