CN212230379U

CN212230379U - Switch unit and switch board

Info

Publication number: CN212230379U
Application number: CN202020178750.9U
Authority: CN
Inventors: 孙巍巍
Original assignee: Tianjin Zhongli Shendun Electronics Technology Co Ltd
Current assignee: Tianjin Zhongli Shendun Electronics Technology Co Ltd
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-12-25
Anticipated expiration: 2030-01-20

Abstract

The utility model provides a switch unit and a power distribution cabinet, wherein the switch unit comprises a front panel, a bottom plate and a rear panel, and the front panel is provided with a brake-off button part, a switch-on button part, a conversion button part and an operation window; an electric operating mechanism, a worm propelling mechanism and a circuit breaker are arranged between the front panel and the rear panel, and the opening and closing button part drives the electric operating mechanism to control the on-off of the circuit breaker; the conversion button part is used for switching the local control and the remote control of the switch unit, and the rear panel is provided with an incoming line connector, an outgoing line connector and a signal connector; the breaker is electrically connected with the incoming line connector and the outgoing line connector; the switch board is provided with at least one above-mentioned switch unit. The utility model provides a switch unit and switch board, simple structure, simple to operate, the standardized production of being convenient for can with the quick accurate connection of switch board to the realization is high to switch unit's local and remote control, security, has improved work efficiency and intelligent degree.

Description

Switch unit and switch board

Technical Field

The utility model belongs to the technical field of high-low voltage distribution equipment, concretely relates to switch unit and switch board.

Background

The draw-out type power distribution cabinet is a form which is commonly adopted by power distribution cabinets, and a switch unit of the draw-out type power distribution cabinet can be safely drawn out from a main circuit to be disconnected or put back to be connected under the condition that the main circuit is electrified. But the switch unit structure is complicated in the current switch board, and the operation is maintained inconveniently, also has the inconvenient problem when taking out or putting through, influences operating efficiency, and usually the circuit breaker only possesses manual control function moreover, and intelligent degree is low.

The switch unit disclosed in the chinese patent application publication (No. CN 2019374364U) realizes fast and accurate connection with a power distribution cabinet, and can also realize on/off of a local and remote control circuit breaker, but the remote control can only realize the opening operation of the circuit breaker, and lacks a control function of the closing operation of the remote circuit breaker, and the degree of intelligence is not high enough.

Synthesize above problem, the utility model discloses a switch unit and switch board are in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the defect among the prior art, provide a switch unit and switch board, simple structure not only, the installation is maintained conveniently, effectively reduces the switch unit size, the standardized production of being convenient for, switch unit adopts the electric operating mode simultaneously, has easy operation, and convenient and connection are reliable, and intelligent degree is high, can realize local and remote control circuit breaker and electric operating mechanism's break-make to realize local and remote intelligent control to the switch unit.

In order to achieve the above object, an aspect of the present invention provides a switch unit, including a front panel, a rear panel and a bottom panel, wherein the front panel is provided with a switch-off button part, a switch-on button part, a conversion button part and an operation window; an electric operating mechanism, a worm pushing mechanism and a circuit breaker are arranged between the front panel and the rear panel, the opening button part and the closing button part are electrically connected with the electric operating mechanism to control the opening and the closing of the electric operating mechanism, and the electric operating mechanism is in driving connection with a circuit breaker contact to control the on-off of the circuit breaker; the worm propulsion mechanism is arranged on the front panel and/or the bottom plate, and the operation window is in driving connection with the worm propulsion mechanism; the rear panel is provided with at least one incoming line connector, at least one outgoing line connector, at least one wiring terminal and at least one signal connector; the breaker is electrically connected with the incoming line connector and the outgoing line connector; the electric operating mechanism is electrically connected with the wiring terminal through a signal connector and is used for inputting and outputting control signals; the conversion button component is electrically connected with the wiring terminal through the signal connector and used for inputting and outputting control signals so as to realize the switching of local and remote control functions.

Further, the circuit breaker is electrically connected with the wiring terminal through the signal connector; the circuit breaker is provided with the shunt release and/or the electric operating mechanism, so that on-off state signals of the circuit breaker can be output in real time or control signals can be input to the shunt release and/or the electric operating mechanism of the circuit breaker in real time, on-off of the circuit breaker can be remotely controlled in real time, remote monitoring and control are achieved, and the intelligent degree is improved.

Further, still include at least one side board, the side board is provided with at least one handle, makes things convenient for the user to carry out the extraction and push-in operation to the switch unit.

Furthermore, the switch unit also comprises a fixed plate and a fixing piece, wherein the fixed plate is arranged among the front panel, the bottom plate, the rear panel or any combination of the side panels through the fixing piece so as to conveniently install the internal components of the switch unit.

Further, still include at least one copper bar, circuit breaker and inlet wire connector and the connector of being qualified for the next round of competitions pass through the copper bar carries out the electricity and connects, connects through the copper bar, has increased the connection reliability, has reduced connection impedance.

Optionally, a temperature sensor can be arranged on the copper bar, and the temperature sensor is electrically connected with the wiring terminal through the signal connector so as to output temperature information inside the switch unit and facilitate temperature monitoring of the switch unit.

Further, the rear panel is provided with at least one positioning pin.

Further, the bottom plate is provided with at least one of a roller, a limiting piece and a foot pad.

Further, the front panel is also provided with an indication window, and the indication window can display the state of the worm propulsion mechanism.

The embodiment of the utility model provides a another aspect provides a power distribution cabinet, is provided with at least one above-mentioned switch unit, human-computer interaction unit, at least one intelligent terminal, at least one current transformer; the man-machine interaction unit is connected with the intelligent terminal, and the intelligent terminal is connected with the wiring terminal in the switch unit corresponding to the intelligent terminal and is used for monitoring the state of the circuit breaker in the switch unit corresponding to the intelligent terminal; the man-machine interaction unit is connected with the upper computer and used for receiving the issued opening and closing command and remotely controlling the opening and closing of the circuit breaker; the intelligent terminal is connected with the current transformer corresponding to the intelligent terminal and used for acquiring current information of the power distribution loop, processing the current information and then sending the current information to the man-machine interaction unit.

The utility model provides a switch unit and switch board, beneficial effect is: not only simple structure, the installation is maintained conveniently, the standardized production of being convenient for, switch unit have convenient operation and safety and stability simultaneously, convenience of customers observes switch unit state to and can carry out quick accurate being connected with the switch board, also can realize local and long-range on-off control to circuit breaker and electric operating mechanism, realize control, monitoring and protection to switch unit, improve work efficiency and intelligent degree.

Drawings

Fig. 1 is a schematic front view of a switch unit according to an embodiment of the present invention;

fig. 2 is a schematic top view of a switch unit according to an embodiment of the present invention;

fig. 3 is a schematic perspective view of a switch unit according to an embodiment of the present invention;

fig. 4 is a schematic bottom view of a switch unit according to an embodiment of the present invention;

fig. 5 is a schematic diagram of a block diagram of the power distribution cabinet according to an embodiment of the present invention.

The reference numbers illustrate:

1. a front panel; 2. a rear panel; 3. a base plate; 4. an incoming line connector clip; 5. an outgoing line connector; 6. positioning pins; 7. a wiring terminal; 8. a signal connector; 9. a roller; 10. a handle; 11. a worm propulsion mechanism; 12. an operating window; 13. a switch-off button part; 14. an electric operating mechanism; 15. a circuit breaker; 16. a fixing plate; 17. a fixing member; 18. an indication window; 19. a limiting member; 20. a foot pad; 21. copper bars; 22. a side panel; 23. a closing button part; 24. a switch button member.

Detailed Description

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. In the embodiments, the positions of the described objects in the drawings, such as "upper", "lower", "left", "right", etc., are used merely to indicate relative positional relationships, and when the absolute positions of the described objects in the embodiments are changed, the relative positional relationships may also be changed accordingly.

The following is a detailed description of the switch unit and the power distribution cabinet of the present invention with reference to the drawings.

Example one

Fig. 1 is a schematic front view illustrating a switch unit according to a first embodiment of the present invention, fig. 2 is a schematic top view illustrating the switch unit according to a first embodiment of the present invention, fig. 3 is a schematic oblique view illustrating the switch unit according to a first embodiment of the present invention, and fig. 4 is a schematic bottom view illustrating the switch unit according to a first embodiment of the present invention; as shown in fig. 1 to 4, the switch unit of the preferred embodiment of the present invention includes a front panel 1, a rear panel 2 and a bottom panel 3, wherein the front panel 1 is provided with a trip button part 13, a closing button part 23, a change-over button part 24 and an operation window 12; an electric operating mechanism 14, a worm propulsion mechanism 11 and a circuit breaker 15 are arranged between the front panel 1 and the rear panel 2, the opening button part 13 and the closing button part 23 are electrically connected with the electric operating mechanism 14 to control the opening and closing of the electric operating mechanism 14, the electric operating mechanism 14 is in contact driving connection with the circuit breaker 15, and therefore the opening and closing of the circuit breaker 15 are controlled through the opening button part 13 and the closing button part 23; the worm propulsion mechanism 11 is arranged on the front panel 1 and/or the bottom plate 3, the operation window 12 is in driving connection with the worm propulsion mechanism 11, and the worm propulsion mechanism 11 can be driven and converted through the operation window 12, so that the front and back movement of the switch unit is realized; the rear panel 2 is provided with at least one incoming line connector 4, at least one outgoing line connector 5, at least one wiring terminal 7 and at least one signal connector 8; the breaker 15 is electrically connected with the incoming line connector 4 and the outgoing line connector 5 to control the on-off of the distribution line; the electric operating mechanism 14 is electrically connected with the wiring terminal 7 through the signal connector 8 to input and output control signals, so that remote intelligent monitoring and control are realized conveniently, the state of the electric operating mechanism 14 is monitored in real time, and control signals are transmitted; the switching button component 24 is electrically connected with the wiring terminal 7 through the signal connector 8 to input and output control signals so as to switch and select local and remote control functions, so that a user can conveniently select a proper control mode for the switch unit.

In the switch unit provided in the first embodiment of the present invention, the circuit breaker 15 is electrically connected to the connection terminal 7 through the signal connector 8; optionally, the circuit breaker is provided with a shunt release and/or an electric operating mechanism, and the on-off state signal of the circuit breaker can be output in real time or a control signal can be input to the shunt release and/or the electric operating mechanism of the circuit breaker in real time, so that the on-off of the circuit breaker can be remotely controlled in real time, the remote monitoring and control are realized, and the intelligent degree is improved.

The switch unit provided by the first embodiment of the present invention further comprises at least one side panel 22, wherein the side panel 22 is provided with at least one handle 10; preferably, the side panel 22 and the handle 10 are provided one on each of the left and right sides to facilitate mounting and dismounting of the switch unit.

The embodiment of the utility model provides an in the switch unit who provides, still include fixed plate 16 and mounting 17, fixed plate 16 passes through mounting 17 sets up between front panel 1, bottom plate 3, rear panel 2 or the arbitrary combination of side board 22 to convenient installation and fixed switch unit internals.

The switch unit provided by the first embodiment of the utility model further comprises at least one copper bar 21, wherein the circuit breaker 15 is electrically connected with the incoming line connector 4 and the outgoing line connector 5 through the copper bar 21; the use through copper bar 21 has ensured switch unit's good contact and lower circuit impedance, and anti circuit aging performance is good, and it is little to generate heat, has improved switch unit's reliability and security.

Optionally, a temperature sensor can be arranged on the copper bar 21, the temperature sensor is used for outputting temperature information inside the switch unit, so that the switch unit is conveniently monitored, safety accidents are prevented, and safety is improved through the signal connector 8 and the wiring terminal 7 which are electrically connected.

The embodiment of the utility model provides an among the switch unit, rear panel 2 is provided with at least one locating pin 6 for realize in the switch unit installation with the accurate positioning of switch board, avoid appearing the connector harm that the butt joint is inaccurate to cause switch unit.

The embodiment of the utility model provides an among the switch unit, bottom plate 3 is provided with at least one item in gyro wheel 9, locating part 19, the pad foot 20, and convenience of customers is to switch unit's operation, convenience of customers installation and debugging.

The embodiment of the utility model provides an among the switch unit, front panel 1 still is provided with instruction window 18, instruction window 18 can show worm advancing mechanism 11's state judges whether switch unit installation targets in place with the dismantlement.

Example two

Fig. 5 shows a schematic diagram of a composition block diagram of a power distribution cabinet provided by the second embodiment of the present invention, and the power distribution cabinet provided by the second embodiment of the present invention is provided with at least one switch unit, a human-computer interaction unit, at least one intelligent terminal, and at least one current transformer; the human-computer interaction unit is connected with the intelligent terminal, and the intelligent terminal is connected with the wiring terminal 7 in the switch unit corresponding to the intelligent terminal and is used for monitoring the state of the circuit breaker 15 in the switch unit corresponding to the intelligent terminal; the man-machine interaction unit is connected with the upper computer and used for receiving the issued opening and closing command and remotely controlling the opening and closing of the circuit breaker 15; the intelligent terminal is connected with the current transformer corresponding to the intelligent terminal and used for acquiring current information of the power distribution loop, processing the current information and then sending the current information to the man-machine interaction unit. Through the human-computer interaction unit, can gather and concentrate the demonstration to the information of switch board, can also carry out manual interaction operation, realize the control to the switch unit, through being connected of human-computer interaction unit and host computer, realize the remote control of switch board, improve the intelligent degree of switch board.

The embodiment of the utility model provides an in the switch board that second provided, can carry out quick accurate being connected with copper bar or other devices in switch unit and the switch board, also can be convenient for safe taking out or push back from the switch board, convenience of customers' operation and installation are maintained, improve work efficiency.

The utility model provides a switch unit and switch board, simple structure not only, the installation is maintained conveniently, the standardized production of being convenient for, switch unit has convenient operation and safety and stability simultaneously, convenience of customers observes the switch unit state, and can carry out quick accurate being connected with the switch board, also can realize local and long-range separating brake and closing control to circuit breaker and electric operating mechanism, thereby realize switch unit remote control, can monitor and protect the switch unit internal conditions simultaneously, therefore, the security is high, and the work efficiency and intelligent degree are improved.

The following points need to be explained:

(1) unless otherwise defined, the same reference numerals in the embodiments and drawings of the present invention represent the same meanings.

(2) The embodiment of the present invention is only related to the structure related to the embodiment of the present invention, and other structures can refer to the common design.

(3) In the drawings, which are used to describe embodiments of the present invention, for purposes of clarity, partial structures in the drawings may be exaggerated or minimized, i.e., the drawings are not drawn on a true scale.

(4) Without conflict, embodiments of the present invention and features of the embodiments may be combined with each other to arrive at new embodiments.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A switch unit comprises a front panel (1), a rear panel (2) and a bottom plate (3), and is characterized in that the front panel (1) is provided with a switching-off button part (13), a switching-on button part (23), a switching-over button part (24) and an operation window (12); an electric operating mechanism (14), a worm propulsion mechanism (11) and a circuit breaker (15) are arranged between the front panel (1) and the rear panel (2), the opening button part (13) and the closing button part (23) are electrically connected with the electric operating mechanism (14), and the electric operating mechanism (14) is in contact driving connection with the circuit breaker (15); the worm propulsion mechanism (11) is arranged on the front panel (1) and/or the bottom plate (3), and the operation window (12) is in driving connection with the worm propulsion mechanism (11); the rear panel (2) is provided with at least one incoming line connector (4), at least one outgoing line connector (5), at least one wiring terminal (7) and at least one signal connector (8); the breaker (15) is electrically connected with the incoming line connector (4) and the outgoing line connector (5); the electric operating mechanism (14) is electrically connected with the wiring terminal (7) through the signal connector (8); the switching button component (24) is electrically connected with the wiring terminal (7) through the signal connector (8).

2. The switching unit according to claim 1, characterized in that the circuit breaker (15) is electrically connected with the connection terminal (7) through the signal connector (8).

3. The switch unit according to claim 1, characterized in that it further comprises at least one side panel (22), said side panel (22) being provided with at least one handle (10).

4. The switch unit according to claim 1, further comprising a fixing plate (16) and a fixing member (17), wherein the fixing plate (16) is arranged between any combination of the front panel (1), the bottom plate (3), the rear panel (2) or the side panels (22) through the fixing member (17).

5. The switching unit according to claim 2, further comprising at least one copper bar (21), said circuit breaker (15) being electrically connected to the incoming line connector (4) and the outgoing line connector (5) through said copper bar (21).

6. The switching unit according to claim 5, characterized in that a temperature sensor is also arranged on the copper bar (21), said temperature sensor being electrically connected to the connection terminal (7) through the signal connector (8).

7. The switch unit according to any one of claims 1-6, characterized in that the rear panel (2) is provided with at least one positioning pin (6).

8. The switch unit according to any one of claims 1-6, characterized in that the base plate (3) is provided with at least one of a roller (9), a stop (19), a foot pad (20).

9. Switch unit as in any claim from 1 to 6, characterized in that said front panel (1) is also provided with an indicator window (18), said indicator window (18) being able to display the status of said worm propulsion mechanism (11).

10. A power distribution cabinet, characterized in that at least one switch unit according to any of claims 1-9, a human-computer interaction unit, at least one intelligent terminal, at least one current transformer are provided; the human-computer interaction unit is connected with the intelligent terminal, and the intelligent terminal is connected with the wiring terminal (7) in the switch unit corresponding to the intelligent terminal and is used for monitoring the state of the circuit breaker (15) in the switch unit corresponding to the intelligent terminal; the man-machine interaction unit is connected with the upper computer and used for receiving the issued opening and closing command and remotely controlling the opening and closing of the circuit breaker (15); the intelligent terminal is connected with the current transformer corresponding to the intelligent terminal and used for acquiring current information of the power distribution loop, processing the current information and then sending the current information to the man-machine interaction unit.