CN210925911U - Intelligent protection drawer module that opens circuit - Google Patents

Abstract

The utility model discloses an intelligent circuit breaker protection drawer module, which comprises a casing, a driving mechanism, a current coil and a moving base. and a primary output plug-in; the primary input plug-in is connected with an input terminal, the primary output plug-in is connected with an output terminal, the input terminal and the output terminal are respectively extended to the inside of the casing and are distributed up and down; the The output terminal is electrically connected with the current coil and the moving base, and the moving base is connected with a moving contact, which can contact the static contact formed on the input terminal under the action of the driving mechanism. The circuit breaker protection module, as an integral component, contains the exclusive characteristics of the drawer circuit, which can directly replace the drawer unit, the internal circuit breaker and protection components replace the molded case circuit breaker, the current coil replaces the current transformer, and the information display component replaces The instrument is installed, and the purpose of reducing the installation space is achieved after a reasonable layout.

Description

An intelligent circuit breaker protection drawer module

technical field

The utility model relates to the field of circuit breaker protection switch cabinets, in particular to an intelligent circuit breaker protection drawer module.

Background technique

The circuit breaker protection module is a combined electrical component dedicated to the drawer cabinet type. The current switch cabinet drawer circuit is composed of the drawer shell, the molded case circuit breaker, the current transformer, the instrument, the copper bar and the secondary control circuit. The Chinese utility model patent of "Switch Cabinet Drawer and Switch Cabinet with Interlocking Mechanism" discloses that the utility model relates to a switch cabinet drawer and switch cabinet with an interlocking mechanism. The drawer body is provided with a drawer panel at the front; the drawer body is provided with a connecting busbar, a circuit breaker, an operating mechanism, an operating rod, a locking device and a driving mechanism; the drawer rear panel There are primary outgoing wires and primary incoming wires; the primary incoming wire is connected to one end of the circuit breaker through the connecting bus, and the other end of the circuit breaker is connected to the primary outgoing wire through the connecting bus to form a primary circuit; the circuit breaker is provided with an operating mechanism, and the operating mechanism is connected to the The operating handle arranged on the drawer panel is connected; the operating rod on the side close to the operating handle is also connected with the locking device, the locking device is also connected with a driving mechanism, and the locking device is driven by the operating handle to drive the operating rod to control the locking device to work.

The existing switchgear installation space utilization rate is not high, the overall size is about 500*180*450mm (W*H*D), and the components are connected by copper bars or wires, the consumption is large, and the material utilization rate is not high. The different installation sizes of component manufacturers increase the difficulty of processing, and the interchangeability of components from different manufacturers is poor. The drawer unit needs to be customized, and the production cycle is about 7-10 calendar days. There are many brands of components, the order cycle is 7-10 calendar days, and the assembly workload is large. After the drawer shell and components arrive, the assembly and debugging cycle is about 7-10 days, and the complete processing cycle is 14-20 calendar days.

Therefore, the current switch cabinet drawer modules have low assembly efficiency and low resource utilization, and are in urgent need of improvement.

Utility model content

The purpose of the utility model is to provide an intelligent circuit breaker protection drawer module in order to solve the above problems, with reasonable layout, high space utilization rate, small size, and greatly shortening the production period.

The utility model realizes the above-mentioned purpose through the following technical solutions:

An intelligent circuit breaker protection drawer module comprises a casing, a driving mechanism, a current coil and a moving base, an operation panel is arranged on the front end of the casing, and a primary input plug-in and a primary output plug-in are arranged side by side on the rear surface and the bottom;

The primary input plug-in is connected with an input terminal, the primary output plug-in is connected with an output terminal, the input terminal and the output terminal respectively extend to the inside of the casing and are distributed up and down; the output terminal and the The current coil and the moving base are electrically connected, and the moving base is connected with a moving contact, which can be in contact with the static contact formed on the input terminal under the action of the driving mechanism.

By adopting the above technical solutions, through the improvement of the circuit breaker protection drawer module, the drawer module of the present application includes a current coil and an electrical protection component, which has high integration, high installation space utilization, short production cycle, and can be configured with more suitable components as required. , there is no need to buy parts from various companies to assemble, and the compatibility is low.

Preferably, a connecting handle is formed at the rear end of the movable base, the connecting handle is rotatably connected with a rotating shaft, and a driving rod is fixedly connected with the rotating shaft, and the driving rod is connected with the driving mechanism.

Preferably, the driving mechanism includes an operating rod and a push wheel, one end of the operating rod extends to the operating panel, and the other end of the operating rod is fixedly connected with a pushing wheel for pushing the driving rod.

Preferably, the surface of the push wheel is provided with a helical groove, and the upper end of the driving rod is provided with a sliding block along the helical direction, and the sliding block is slidably connected with the helical groove.

Preferably, the operating rod is square, and the end of the operating rod is rotatably connected to the operating panel, and the end surface of the operating rod is formed with a regular polygonal operating hole.

Preferably, the operation panel is also provided with a handle slot, and the handle slot is matched with a handle for pulling and pulling the drawer module.

Preferably, both sides of the handle are connected with a fixed shaft, and the fixed shaft is rotatably connected with the handle groove.

Preferably, a secondary plug-in is further provided above the primary input plug-in.

Preferably, there are pulleys near the lower part of both sides of the casing, which can slide along the cabinet body of the switch cabinet.

In specific use, the open-circuit protection drawer module is slidably connected to the cabinet of the switchgear, the input terminal is connected to the power supply, the output terminal is connected to the load, and the operating hole can rotate the operating rod, so that the propulsion wheel rotates. The spiral groove is slidingly matched, so that the driving rod can be pushed forward, and the rotating shaft can be driven by the driving rod to rotate, and the contact between the moving contact and the static contact can be controlled. It is energized when it is in contact with the static contact.

To sum up, the beneficial effects of the present utility model are: the circuit breaker protection drawer module has high integration, high installation space utilization, external dimensions of about 160*180*450mm (W*H*D), reasonable internal layout, and uniform external dimensions Strong performance, easy to standardize assembly line production, production cycle is about 4-6 calendar days, low requirements for cabinets, easy to produce cabinets, cabinet production cycle takes about 4-6 calendar days, improving the utilization rate of copper bars can save 30 % of the amount of copper bars, reducing the amount of copper bars, the power supply density can be increased by about 50%.

The circuit breaker protection module, as an integral component, contains the exclusive characteristics of the drawer circuit, which can directly replace the drawer unit, the internal circuit breaker and protection components replace the molded case circuit breaker, the current coil replaces the current transformer, and the information display component replaces The instrument is installed, and the purpose of reducing the installation space is achieved after a reasonable layout.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is the three-dimensional structure diagram of the present utility model;

Fig. 2 is the structure enlarged view of A part of Fig. 1;

Fig. 3 is the front view of the present utility model;

Fig. 4 is the right side view of Fig. 3;

Fig. 5 is the top view of Fig. 3;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5 .

The reference numerals are explained as follows:

1. Housing; 2. Operation panel; 3. Handle; 4. Driving mechanism; 401. Propulsion wheel; 402. Operation lever; 403. Operation hole; 5. Driving lever; 6. Current coil; 7. Moving base; 8 , moving contact; 9, input terminal; 10, output terminal; 11, pulley; 12, secondary plug-in; 13, primary input plug-in; 14, primary output plug-in; 15, shaft.

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention more clear, the technical solutions of the present invention will be described in detail below. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other implementations obtained by those of ordinary skill in the art without creative work fall within the scope of protection of the present invention.

1-6, the present utility model provides an intelligent circuit breaker protection drawer module, including a casing 1, a driving mechanism 4, a current coil 6 and a moving base 7, and the front end of the casing 1 is provided with The operation panel 2 is provided with a primary input plug-in 13 and a primary output plug-in 14 on the rear surface and the bottom side by side. The primary input plug-in 13 is connected with an input terminal 9, and the primary output plug-in 14 is connected with an output terminal 10. Both the input terminal 9 and the output terminal 10 respectively extend into the interior of the housing 1 and are distributed up and down; The output terminal 10 is electrically connected with the current coil 6 and the movable base 7 , and the movable base 7 is connected with a movable contact 8 , and the movable contact 8 can be connected with the input terminal under the action of the driving mechanism 4 . 9 is formed on the static contact contacts. The contact between the movable contact 8 and the static contact can be controlled by the driving mechanism 4, so as to realize power-off and power-on. In addition, the input terminal 9 and the output terminal 10 are arranged up and down, and the space utilization rate is high.

There are also pulleys 11 near the lower sides of the two sides of the housing 1, which can slide along the cabinet body of the switch cabinet, so that the modules can be pushed and pulled out in the direction of the guide rails.

By adopting the above technical solutions, through the improvement of the circuit breaker protection drawer module, the drawer module of the present application includes a current coil 6 and an electrical protection component, which has high integration, high installation space utilization, short production cycle, and can be configured with more suitable components according to needs. There is no need to buy parts from various companies to assemble, and the compatibility is low.

As a preferred embodiment of this case, the rear end of the movable base 7 is formed with a connecting handle, the connecting handle is rotatably connected with the rotating shaft 15, and the rotating shaft 15 is fixedly connected with a driving rod 5, and the driving rod 5 is connected with the driving rod 5. Mechanism 4 is connected. The driving mechanism includes an operating rod 402 and a push wheel 401 , one end of the operating rod 402 extends to the operation panel 2 , and the other end of the operating rod 402 is fixedly connected with a pushing wheel 401 for pushing the driving rod 5 .

The surface of the push wheel 401 is provided with a helical groove, and the upper end of the driving rod 5 is provided with a sliding block along the helical direction, and the sliding block is slidably connected with the helical groove. The push wheel 401 rotates, and the spiral groove slides between the sliding block, so that the driving rod 5 can be driven to move forward and backward, and the contact between the moving and static contacts can be controlled.

The operating rod 402 is square, and the end of the operating rod 402 is rotatably connected to the operating panel 2, and the end surface of the operating rod 402 is formed with a regular polygonal operating hole 403, preferably a regular hexagon, and a regular hexagon is used. wrench to operate.

The operation panel 2 is also provided with a handle 3 slot, and the handle 3 slot is matched with a handle 3 for pulling the drawer module. Both sides of the handle 3 are connected with a fixed shaft, and the fixed shaft is rotatably connected with the groove of the handle 3 .

A secondary plug-in 12 is also provided above the primary input plug-in 13 ; the information in the module is transmitted to the outside of the module through the secondary plug-in 12 .

The operation panel 2 is also provided with an information display component, which displays information such as power and analog switching status, and can realize automatic control through communication;

There is also an opening indicator light, which visually displays the module disconnection status through the green signal light;

There is also an opening button, which can be disconnected by an electric control circuit;

There is also a setting button to set the internal parameters of the module;

There is also a closing indicator light, which visually displays the closing status of the module through the red signal light;

There is also a closing button, which can be closed by an electric control circuit.

In specific use, the open-circuit protection drawer module is slidably connected to the cabinet of the switchgear, the input terminal 9 is connected to the power supply, the output end is connected to the load, and the operating hole 403 can be operated to rotate the operating rod 402 to rotate the push wheel 401, and the driving rod 5 is slidingly matched with the helical groove of the propulsion wheel 401, so that the driving rod 5 can be pushed forward, and the rotating shaft 15 is driven to rotate by the driving rod 5, and the contact between the movable contact 8 and the static contact can be controlled, and the movable contact 8 and the static contact can be controlled. When the contact is disconnected, the power is turned off, and the moving contact 8 is energized when it contacts with the static contact.

The circuit breaker protection drawer module has high integration, high utilization rate of installation space, external dimensions of about 160*180*450mm (W*H*D), reasonable internal layout, strong uniformity of external dimensions, easy to standardize assembly line production, and the production cycle is approximately It is 4-6 calendar days, which has low requirements for cabinets and is easy to produce. The production cycle of cabinets takes about 4-6 calendar days. Improving the utilization rate of copper bars can save about 30% of the amount of copper bars and reduce the amount of copper bars. , the power supply density can be increased by about 50%.

The circuit breaker protection module, as an integral component, includes the exclusive characteristics of the drawer circuit, which can directly replace the drawer unit. The internal circuit breaker and protection components replace the molded case circuit breaker, and the current coil 6 replaces the current transformer and the information display component. Instead of the instrument, the purpose of reducing the installation space is achieved after a reasonable layout.

The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. Replacement should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims (9)

1. The utility model provides an intelligent protection drawer module that opens circuit which characterized in that: the device comprises a shell, a driving mechanism, a current coil and a movable base, wherein the front end face of the shell is provided with an operation panel, and the upper part and the lower part of the rear end face of the shell are provided with a primary input plug-in unit and a primary output plug-in unit in parallel;

the primary input plug-in is connected with an input terminal, the primary output plug-in is connected with an output terminal, and the input terminal and the output terminal respectively extend into the shell and are distributed vertically; the output terminal is electrically connected with the current coil and the movable base, the movable base is connected with a movable contact, and the movable contact can be contacted with a fixed contact formed on the input terminal under the action of the driving mechanism.

2. The intelligent circuit breaker protection drawer module of claim 1, wherein: the rear end of the movable base is formed with a connecting handle, the connecting handle is rotatably connected with the rotating shaft, the rotating shaft is fixedly connected with a driving rod, and the driving rod is connected with the driving mechanism.

3. The intelligent circuit breaker protection drawer module of claim 2, wherein: the driving mechanism comprises an operating rod and a propelling wheel, one end of the operating rod extends to the operating panel, and the other end of the operating rod is fixedly connected with the propelling wheel used for propelling the driving rod;

the driving rod is a square rod, a square hole is formed in the end portion of the moving contact, and the square rod is in tight fit with the square hole.

4. The intelligent circuit breaker protection drawer module of claim 3, wherein: the surface of the propelling wheel is provided with a spiral groove, the upper end of the driving rod is provided with a sliding block along the spiral direction, and the sliding block is in sliding connection with the spiral groove.

5. The intelligent circuit-breaking protection drawer module according to claim 3 or 4, wherein: the operating rod is square, the end part of the operating rod is rotatably connected with the operating panel, and a regular polygonal operating hole is formed in the end face of the operating rod.

6. The intelligent circuit breaker protection drawer module of claim 1, wherein: the operating panel is also provided with a handle groove, and the handle groove is matched with a handle for drawing the drawer module.

7. The intelligent circuit breaker protection drawer module of claim 6, wherein: the handle is characterized in that fixed shafts are connected to two sides of the handle and are rotatably connected with the handle groove.

8. The intelligent circuit breaker protection drawer module of claim 1, wherein: and a secondary plug-in is also arranged above the primary input plug-in.

9. The intelligent circuit breaker protection drawer module of claim 1, wherein: be close to the below of casing both sides still is equipped with the pulley, can slide along the cabinet body of cubical switchboard.

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