CN221530314U

CN221530314U - Intelligent connector and power distribution cabinet with same

Info

Publication number: CN221530314U
Application number: CN202420041672.6U
Authority: CN
Inventors: 唐志华; 李冠莹; 周金隆; 郭光辉
Original assignee: Wenzhou Deyuan Electric Co ltd
Current assignee: Wenzhou Deyuan Electric Co ltd
Priority date: 2024-01-08
Filing date: 2024-01-08
Publication date: 2024-08-13
Anticipated expiration: 2034-01-08

Abstract

The utility model provides an intelligent connector and a power distribution cabinet with the same, belonging to the technical field of power distribution cabinets, and comprising: the base is provided with mounting grooves which are distributed in a delta-shaped structure; the phase line connector is inserted in the mounting groove, one end of the phase line connector is provided with a copper bar for connecting wires, the other end of the phase line connector is provided with a contact for taking electricity, and a current transformer is sleeved on the copper bar. When the drawer is used, the phase line connecting piece is inserted into the mounting groove arranged in the delta-shaped structure, so that the phase line connecting piece is arranged in the delta-shaped structure, namely, the copper bars and the current transformer are arranged in the delta-shaped structure, and compared with a straight line side-by-side structure, the delta-shaped structure occupies smaller space in the width direction, the width dimension of the base can be reduced, and the occupation of the drawer width space is reduced; the intelligent connector provided by the utility model solves the problem that the intelligent connector occupies a large space with a width in a drawer in the prior art.

Description

Intelligent connector and power distribution cabinet with same

Technical Field

The utility model relates to the technical field of power distribution cabinets, in particular to an intelligent connector and a power distribution cabinet with the same.

Background

In the low-voltage complete switch equipment, the drawer cabinet is compact in structure and convenient to maintain, and is widely applied to various power distribution equipment, and the primary connector becomes a bridge for electrically connecting a drawer loop with a main bus.

In the prior art, the intelligent connector is provided with a current transformer, a voltage probe and a temperature sensor, so that electric parameters such as current, voltage and phase of the connector and the temperature of the connector are collected, data communication is completed with other equipment through a communication interface, contact temperature rise of the connector is monitored, and early warning can be timely carried out when the connector breaks down.

However, the three-phase plug, copper bar and transformer of the conventional intelligent connector are in a straight side-by-side structure, and when installed on a drawer, space in width is wasted.

Disclosure of utility model

Therefore, the technical problem to be solved by the utility model is to solve the problem that the intelligent connector occupies a large space with a width in the drawer in the prior art, so as to provide the intelligent connector and the power distribution cabinet with the intelligent connector.

In order to solve the above technical problems, the present utility model provides an intelligent connector, including:

The base is provided with mounting grooves which are distributed in a delta-shaped structure;

The phase line connecting piece is inserted in the mounting groove, one end of the phase line connecting piece is provided with a copper bar used for connecting a wire, the other end of the phase line connecting piece is provided with a contact used for taking electricity, and a current transformer is sleeved on the copper bar.

Optionally, be provided with the mounting hole that runs through on the base, the mounting hole is close to the one end of copper bar is provided with the spacing groove, the embedding is provided with the installation nut in the spacing groove, through the screw with the installation nut cooperation is screwed up will base fixed mounting.

Optionally, a detection control component is arranged on the base, and the current transformer is electrically connected with the detection control component.

Optionally, the detection control assembly includes:

The circuit board is connected with the base in a clamping way, and the current transformer is electrically connected with the circuit board;

and the communication interface is arranged on the circuit board.

Optionally, the copper bar mounting device further comprises a temperature sensor, the temperature sensor is electrically connected with the circuit board through a connecting wire, a first slot is formed in one side, close to the copper bar, of the base, the first slot is communicated with the mounting groove, the temperature sensor is inserted into the first slot, and the testing end of the temperature sensor is in contact with the copper bar in the mounting groove.

Optionally, the test device further comprises a voltage probe, the voltage probe is electrically connected with the circuit board through a connecting wire, a second slot is formed in one side, close to the copper bar, of the base, the second slot is communicated with the mounting groove, the voltage probe is inserted into the second slot, and the test end of the voltage probe is in contact with the copper bar in the mounting groove.

Optionally, a detachable shell is arranged on one side, close to the copper bar, of the base, a first through hole and a second through hole are formed in the shell, the copper bar extends out of the first through hole, and the communication interface extends out of the second through hole.

Optionally, a first partition plate extending outwards is arranged on the shell, the first partition plates enable the first through holes to be separated in pairs, a second partition plate is detachably arranged on the outer side wall of the shell, and the second partition plate is arranged between the first through holes and the second through holes.

Optionally, a heat dissipation hole is further formed in the shell.

The utility model provides a power distribution cabinet, which comprises a cabinet body, a drawer and an intelligent connector in any scheme, wherein a base of the intelligent connector is arranged on a metal plate of the drawer, and the plug-in connection and the separation of a contact and a main bus in the power distribution cabinet are realized along with the push-pull of the drawer.

The technical scheme of the utility model has the following advantages:

1. According to the intelligent connector provided by the utility model, the base is used for mounting, the phase line connecting piece is inserted into the mounting groove arranged in the delta-shaped structure, so that the phase line connecting piece is arranged in the delta-shaped structure, namely, the copper bars and the current transformers sleeved on the copper bars are arranged in the delta-shaped structure, compared with a straight line side-by-side structure, the delta-shaped structure occupies smaller space in the width direction, the width dimension of the base can be reduced, the occupation of the width space of a drawer is reduced, the wiring length can be shortened, and the cost is reduced; the intelligent connector provided by the utility model solves the problem that the intelligent connector occupies a large space with a width in a drawer in the prior art.

2. According to the intelligent connector provided by the utility model, the mounting nut is embedded into the limit groove arranged at one end of the mounting hole close to the copper bar, so that the mounting nut is positioned at one time of the base close to the copper bar, when the intelligent connector is mounted, one side of the base close to the contact is abutted against the drawer, the intelligent connector can be mounted from inside to outside of the drawer, the wiring efficiency is improved, and the condition that the operation space of connecting wires in the drawer is narrow when the intelligent connector is mounted from outside to inside of the drawer is avoided.

3. According to the intelligent connector provided by the utility model, the phase parameters on the copper bar are acquired through the current transformer, and the current transformer is electrically connected with the detection control assembly, so that the acquired phase parameters can be transmitted to the detection control assembly for data processing.

4. The intelligent connector provided by the utility model processes the acquired phase parameters through the circuit board and completes data communication with other equipment through the communication interface.

5. According to the intelligent connector provided by the utility model, the temperature sensor is inserted into the first slot to be in contact with the copper bar in the mounting slot, the temperature sensor collects the temperature parameters of the copper bar, the collected temperature parameters are transmitted to the circuit board for data processing, and the data communication is completed with other equipment through the communication interface.

6. According to the intelligent connector provided by the utility model, the voltage probe is inserted into the second slot to contact with the copper bar in the mounting slot, the voltage probe collects the voltage signal of the copper bar, the voltage signal is transmitted to the circuit board for data processing, and the data communication is completed with other equipment through the communication interface.

7. According to the intelligent connector provided by the utility model, the detachable shell is arranged on the base, so that the current transformer can be protected, meanwhile, the maintenance and the installation are convenient, the copper bars extend out of the first through holes on the shell, the connecting wires are convenient, the communication interface extends out of the second through holes, and the data communication is convenient.

8. According to the intelligent connector provided by the utility model, the first partition plates can separate the copper bars extending from the first through holes in pairs, so that the situation of creepage between the copper bars is avoided, the second partition plates can separate the copper bars extending from the first through holes from the communication interfaces extending from the second through holes, and the influence of a magnetic field generated by copper discharge on communication signals at the communication interfaces is avoided; the second baffle sets up to detachable, conveniently connects the wire on the copper bar.

9. According to the intelligent connector provided by the utility model, the heat dissipation hole can improve the heating condition in the shell, and the burning accident caused by the overhigh temperature in the shell is avoided.

10. According to the power distribution cabinet provided by the utility model, the intelligent connector is arranged on the metal plate of the drawer through the base, and the contact is connected with and separated from the main bus in the power distribution cabinet along with the drawing of the drawer.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of one implementation of a smart connector provided in an embodiment of the present utility model;

fig. 2 is a schematic view of the phase wire connector of fig. 1;

FIG. 3 is a schematic view of the phase wire connector of FIG. 1 mounted on a base;

FIG. 4 is an enlarged schematic view of portion A of FIG. 1;

FIG. 5 is a schematic view of the base of FIG. 1;

FIG. 6 is a schematic cross-sectional view of FIG. 5;

FIG. 7 is a schematic view of the housing of FIG. 1;

FIG. 8 is an inside schematic view of the housing of FIG. 1;

FIG. 9 is a schematic view of the smart connector and drawer of FIG. 1.

Reference numerals illustrate:

1. A base; 2. a mounting groove; 3. a phase wire connector; 4. a copper bar; 5. a contact; 6. a current transformer; 7. a mounting hole; 8. a limit groove; 9. installing a nut; 10. detecting a control component; 11. a circuit board; 12. a communication interface; 13. a blocking piece; 14. a clamping plate; 15. a temperature sensor; 16. a first slot; 17. a voltage probe; 18. a second slot; 19. a housing; 20. a first through hole; 21. a second through hole; 22. a clamping groove; 23. a limit protrusion; 24. a first partition plate; 25. a second partition plate; 26. a heat radiation hole; 27. a drawer; 28. and (5) a screw.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

The embodiment provides an intelligent connector capable of reducing the occupation of the width space of the drawer 27 by the connector, which is used for the electric connection between a circuit of the drawer 27 and a main bus in power distribution equipment.

As shown in fig. 1 to 4, a specific implementation manner of an intelligent connector provided in this embodiment includes: the base 1 and the phase line connecting piece 3, wherein the base 1 is provided with mounting grooves 2 which are distributed in a delta-shaped structure; the phase line connecting piece 3 is inserted and established in the mounting groove 2, the one end of phase line connecting piece 3 sets up to be used for connecting the copper bar 4 of wire, the other end of phase line connecting piece 3 sets up to be used for getting the contact 5 of electricity, the cover is equipped with current transformer 6 on the copper bar 4.

When the installation device is used, the base 1 is used for installation, the phase line connecting piece 3 is inserted into the installation groove 2 which is arranged in a delta-shaped structure, so that the phase line connecting piece 3 is arranged in a delta-shaped structure, namely the copper bar 4 and the current transformer 6 sleeved on the copper bar 4 are arranged in a delta-shaped structure, compared with a straight line side-by-side structure, the delta-shaped structure occupies smaller space in the width direction, the width size of the base 1 can be reduced, the occupation of the width space of the drawer 27 is reduced, the wiring length can be shortened, and the cost is reduced; the intelligent connector provided by the utility model solves the problem that the intelligent connector occupies a large space with the width in the drawer 27 in the prior art.

As shown in fig. 5 and 6, in the intelligent connector provided in this embodiment, a penetrating mounting hole 7 is provided on the base 1, one end of the mounting hole 7, which is close to the copper bar 4, is provided with a limiting groove 8, and a mounting nut 9 is embedded in the limiting groove 8. The mounting nut 9 is embedded into the limit groove 8 at one end of the mounting hole 7, which is close to the copper bar 4, so that the mounting nut 9 is positioned at one time when the base 1 is close to the copper bar 4, and when the intelligent connector is mounted, one side of the base 1, which is close to the contact 5, is attached to the drawer 27, and the outside of the drawer 27 is fixed through the screw 28, so that wires can be connected first and then are outwards from inside to outside, the wiring efficiency is improved, and the situation that the operation space of the wires connected inside the drawer 27 is narrow when the wires are mounted from outside to inside of the drawer 27 is avoided. In addition, as an alternative embodiment, the limit groove 8 for embedding the mounting nut 9 may be disposed at one end of the mounting hole 7 near the contact 5, and the smart connector may be mounted from the outside to the inside of the drawer 27.

As shown in fig. 3, in the intelligent connector provided in this embodiment, a detection control assembly 10 is disposed on the base 1, and the current transformer 6 is electrically connected to the detection control assembly 10. The current transformer 6 is used for collecting phase parameters on the copper bar 4, the current transformer 6 is electrically connected with the detection control assembly 10, and the collected phase parameters can be transmitted to the detection control assembly 10 for data processing. In addition, as an alternative embodiment, the detection control device may be omitted, and the current transformer 6 is connected to an external control device through a wire.

As shown in fig. 3 and 4, in the intelligent connector provided in this embodiment, the detection control assembly 10 includes: the circuit board 11 is connected with the base 1 in a clamping way, and the current transformer 6 is electrically connected with the circuit board 11; and a communication interface 12 disposed on the circuit board 11. The collected phase parameters are processed through the circuit board 11, and data communication is completed with other devices through the communication interface. Specifically, be provided with block piece 13 and joint board 14 on the base 1, block piece 13 is right one side of circuit board 11 supports to press and blocks, two edges of circuit board 11 symmetry are provided with the extension board, the extension board overlap joint is in on the joint board 14, buckle on the joint board 14 is right circuit board 11 carries out the buckle fixedly.

As shown in fig. 3, 5 and 6, the intelligent connector provided in this embodiment further includes a temperature sensor 15, where the temperature sensor 15 is electrically connected to the circuit board 11 through a connection wire, a first slot 16 is disposed on a side of the base 1, which is close to the copper bar 4, and the first slot 16 is communicated with the mounting groove 2, the temperature sensor 15 is inserted into the first slot 16, and a test end of the temperature sensor 15 contacts with the copper bar 4 in the mounting groove 2. The temperature sensor 15 is inserted into the first slot 16 to be in contact with the copper bar 4 in the mounting groove 2, the temperature sensor 15 collects temperature parameters of the copper bar 4, and transmits the collected temperature parameters to the circuit board 11 for data processing, and data communication is completed with other devices through the communication interface. Specifically, the temperature sensor 15 is connected to the circuit board 11 through a wire. In addition, as an alternative embodiment, the first slot 16 may be omitted, the temperature sensor 15 may be connected to the base 1 in a plugging manner, and an opening may be provided in the mounting groove 2, so that a detection end of the temperature sensor 15 extends into the mounting groove 2 from the opening to contact with the copper bar 4.

As shown in fig. 3, 5 and 6, the intelligent connector provided in this embodiment further includes a voltage probe 17, where the voltage probe 17 is electrically connected to the circuit board 11 through a connection wire, a second slot 18 is disposed on a side of the base 1 near the copper bar 4, the second slot 18 is communicated with the mounting groove 2, the voltage probe 17 is inserted into the second slot 18, and a test end of the voltage probe 17 contacts with the copper bar 4 in the mounting groove 2. The voltage probe 17 is inserted into the second slot 18 to contact with the copper bar 4 in the mounting groove 2, the voltage probe 17 collects voltage signals of the copper bar 4, transmits the voltage signals to the circuit board 11 for data processing, and completes data communication with other devices through the communication interface. Specifically, the other end of the voltage probe 17 contacts the circuit board 11 for data transmission. In addition, as an alternative embodiment, the second slot 18 may be omitted, the voltage probe 17 may be connected to the base 1 in a plugging manner, and an opening may be provided in the mounting groove 2, so that the detection end of the voltage probe 17 extends into the mounting groove 2 from the opening to contact with the copper bar 4.

As shown in fig. 1 and 7, in the intelligent connector provided in this embodiment, a detachable housing 19 is disposed on a side of the base 1, which is close to the copper bar 4, and a first through hole 20 and a second through hole 21 are disposed on the housing 19, the copper bar 4 extends from the first through hole 20, and the communication interface 12 extends from the second through hole 21. The detachable shell 19 is arranged on the base 1, so that the current transformer 6 can be protected, maintenance and installation are convenient, the copper bar 4 extends out of the first through hole 20, a wire is convenient to connect, and the communication interface 12 extends out of the second through hole 21, so that data communication is convenient to carry out. In addition, as an alternative embodiment, the housing 19 may be omitted, and the copper bar 4 and the current transformer 6 may be exposed.

Specifically, as shown in fig. 8, in the intelligent connector provided in this embodiment, the inner side wall of the housing 19 is symmetrically provided with a clamping groove 22, and when the housing 19 is mounted on the base 1, the circuit board 11 is inserted into the clamping groove 22, so that the circuit board 11 is more stable; the limiting protrusion 23 is further arranged on the inner side wall of the shell 19, and the limiting protrusion 23 is used for propping against the current transformer 6 to fix the current transformer 6.

As shown in fig. 7, in the intelligent connector provided in this embodiment, the housing 19 is provided with a first partition plate 24 extending outwards, the first partition plates 24 partition the first through holes 20 by two, the outer side wall of the housing 19 is detachably provided with a second partition plate 25, and the second partition plate 25 is disposed between the first through holes 20 and the second through holes 21. The first partition plates 24 can separate the copper bars 4 extending from the first through holes 20 two by two, so as to avoid the situation of creepage between the copper bars 4, and the second partition plates 25 can separate the copper bars 4 extending from the first through holes 20 from the communication interfaces 12 extending from the second through holes 21, so as to avoid the influence of a magnetic field generated by the discharge of the copper bars 4 on communication signals at the communication interfaces; the second partition plate 25 is detachable, so that the copper bar 4 is conveniently connected with a wire, and the influence on efficiency due to narrow operation space is avoided. Specifically, a clamping block is arranged on the second partition plate 25, a clamping groove is arranged on the shell, and the second partition plate 25 is installed on the shell through the clamping block being embedded into the clamping groove. In addition, as an alternative embodiment, the second partition 25 may also be fixedly arranged on the housing.

As shown in fig. 7, in the intelligent connector provided in this embodiment, the housing 19 is further provided with a heat dissipation hole 26. The heat dissipation holes 26 can improve the heating condition inside the shell 19, and avoid burning accidents caused by overhigh temperature inside the shell 19.

Application method

As shown in fig. 1 and 2, in the intelligent connector provided in this embodiment, when in use, the copper bar 4 on the phase wire connector 3 is connected with a wire, the contact 5 extends from the drawer 27 to be connected with the main bus for power taking, a side surface of the base 1 close to the contact 5 is attached to the drawer 27, the base is inserted into the mounting hole 7 from the outside of the drawer 27 through a screw 28 and is fixedly mounted in cooperation with the mounting nut 9, the current transformer 6 collects phase wire parameters, the temperature sensor 15 collects temperature information, the voltage probe 17 collects voltage information and transmits the data information to the detection control assembly 10, the detection control assembly 10 processes and converts the voltage information into a digital signal, and the digital signal is communicated with other devices through the communication interface 12.

In addition, as shown in fig. 9, this embodiment further provides a drawer 27 cabinet, including a cabinet body, a drawer 27 and the intelligent connector in the above embodiment, the base 1 of the intelligent connector is installed on the metal plate of the drawer 27, and along with the push-pull of the drawer 27, the contact 5 and the main bus in the power distribution cabinet are plugged and separated, and due to the adoption of the intelligent connector in the above embodiment, the space occupation in the width direction of the drawer 27 can be reduced.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.

Claims

1. An intelligent connector, comprising:

the base (1), the base (1) is provided with mounting grooves (2) which are distributed in a delta-shaped structure;

The phase line connecting piece (3) is inserted in the mounting groove (2), one end of the phase line connecting piece (3) is provided with a copper bar (4) for connecting wires, the other end of the phase line connecting piece (3) is provided with a contact (5) for taking electricity, and a current transformer (6) is sleeved on the copper bar (4).

2. The intelligent connector according to claim 1, wherein a penetrating mounting hole (7) is formed in the base (1), a limiting groove (8) is formed in one end, close to the copper bar (4), of the mounting hole (7), a mounting nut (9) is embedded into the limiting groove (8), and the base (1) is fixedly mounted by being matched and screwed with the mounting nut (9) through a screw (28).

3. Intelligent connector according to claim 1 or 2, characterized in that the base (1) is provided with a detection control assembly (10), and the current transformer (6) is electrically connected with the detection control assembly (10).

4. A smart connector according to claim 3, wherein the detection control assembly (10) comprises:

The circuit board (11), the circuit board (11) is connected with the base (1) in a clamping way, and the current transformer (6) is electrically connected with the circuit board (11);

And the communication interface (12) is arranged on the circuit board (11).

5. The intelligent connector according to claim 4, further comprising a temperature sensor (15), wherein the temperature sensor (15) is electrically connected with the circuit board (11) through a connecting wire, a first slot (16) is arranged on one side, close to the copper bar (4), of the base (1), the first slot (16) is communicated with the mounting groove (2), the temperature sensor (15) is inserted into the first slot (16), and a test end of the temperature sensor (15) is in contact with the copper bar (4) in the mounting groove (2).

6. The intelligent connector according to claim 4, further comprising a voltage probe (17), wherein the voltage probe (17) is electrically connected with the circuit board (11) through a connecting wire, a second slot (18) is arranged on one side, close to the copper bar (4), of the base (1), the second slot (18) is communicated with the mounting groove (2), the voltage probe (17) is inserted into the second slot (18), and a test end of the voltage probe (17) is in contact with the copper bar (4) in the mounting groove (2).

7. The intelligent connector according to any one of claims 4-6, characterized in that a detachable housing (19) is arranged on one side of the base (1) close to the copper bar (4), a first through hole (20) and a second through hole (21) are arranged on the housing (19), the copper bar (4) extends out of the first through hole (20), and the communication interface (12) extends out of the second through hole (21).

8. The intelligent connector according to claim 7, wherein the housing (19) is provided with a first partition plate (24) extending outwards, the first partition plates (24) divide the first through holes (20) in pairs, the outer side wall of the housing (19) is detachably provided with a second partition plate (25), and the second partition plate (25) is arranged between the first through holes (20) and the second through holes (21).

9. The intelligent connector according to claim 7, wherein the housing (19) is further provided with heat dissipation holes (26).

10. A power distribution cabinet characterized by comprising a cabinet body, a drawer (27) and the intelligent connector as claimed in any one of claims 1-9, wherein a base (1) of the intelligent connector is arranged on a metal plate of the drawer (27), and the plug-in connection and the separation of a contact (5) and a main bus in the power distribution cabinet are realized along with the push-pull of the drawer (27).