CN115420319A - Power distribution acquisition instrument with built-in integrated current transformer - Google Patents

Abstract

The invention discloses a power distribution acquisition instrument with a built-in integrated current transformer, which includes a casing and a display. Several indicator lights are clamped on the top wall of the rear casing. The insides of the front casing and the rear casing are both Divided into an upper cavity and a lower cavity, the independent cavity on the rear cover is equipped with an information collection rod, and the bottom end of the information collection rod is connected with a fixed frame, and the inside of the fixed frame is snapped with an outlet row for connecting a circuit breaker. ; The top and bottom of the independent cavity on the front cover are equipped with current transformers, and the cavity inner wall of each upper cavity is provided with several holes for clamping the first circuit board and the second circuit board. The card connection slot, the display in this device is authorized to operate through the remote central control background to ensure the safety of the equipment. The operation is simple and convenient. It not only has the function of fault alarm, but also can promptly notify the relevant personnel and send an accident report when an abnormality occurs. , to facilitate abnormal analysis and maintenance in the future.

Description

A power distribution acquisition instrument with built-in integrated current transformer

technical field

The invention relates to a power distribution collector with a built-in integrated current transformer.

Background technique

The power distribution collector is the necessary hardware for power projects. It is responsible for sensing the temperature and humidity, air conditioning, smoke, water level and other supporting power environment objects of power equipment, analyzing the operation status of power stations, and realizing multi-content centralized control of the stations. Key equipment for power operation and maintenance.

After understanding the existing technology of power distribution collectors, it is found that the traditional power distribution collectors can only be applied to some ordinary molded case circuit breakers due to their large volume. When the size of ordinary molded case circuit breakers changes, it is necessary to customize the distribution This greatly increases the production cost of automation equipment, and at the same time reduces the work efficiency of the staff and the production capacity of the cabinet factory. Therefore, a power distribution collector with built-in integrated current transformers came into being.

Contents of the invention

The object of the present invention is to provide a power distribution collector with a built-in integrated current transformer in order to solve the above deficiencies in the prior art.

A power distribution collector with built-in integrated current transformers, including a housing and a display, the housing is composed of a symmetrically docked front cover and a rear cover, and is characterized in that the top wall of the rear cover is snapped There are several indicator lights, and the shells of the front cover and the rear cover are divided into an upper cavity and a lower cavity, and each lower cavity is divided into multiple independent cavities by a plurality of partition plates, and the rear cavity Information collection rods are installed in the independent cavities on the cover, and the bottom ends of the information collection rods are connected with a fixed frame, and the inside of the fixed frame is clamped with an outlet row for connecting a circuit breaker, wherein the information collection rod is a voltage , temperature collection rod;

Current transformers are installed on the top and bottom of the independent cavity on the front cover, and there is a gap between the top and bottom current transformers for penetrating through the outlet row;

The cavity inner wall of each upper cavity is provided with a plurality of clamping grooves for clamping the first circuit board and the second circuit board, and a plurality of connection terminals are installed on both sides of the first circuit board, so The clamping grooves in the front cover and the rear cover are arranged symmetrically.

As a further improvement, both sides of the front cover and the rear cover are fixedly connected with fixing ears, and the fixing ears are connected with the outer wall of the shell through reinforcing ribs, and the inner four corners of the front cover and the rear cover There are mounting holes for bolt locking connection, the front cover and the rear cover are docked and fixed through the bolts and the mounting holes, and the acquisition instrument is installed and fixed through the fixing ear when installing.

As a further improvement, the power distribution collector is remotely connected to the display through a signal, and the surface of the display is provided with a capacitive touch button, which is used to control the opening and closing and starting of the internal components of the collector on the spot, and the display is connected to the remote Central control background signal remote connection.

As a further improvement, several cooling holes are provided on the side wall of the housing, and the cooling holes discharge the heat energy from the normal operation inside the collector, so as to avoid the internal temperature of the collector being too high during long-term use, which may cause internal damage to the collector.

As a further improvement, a small radiator that can be remotely controlled is installed on the lower surface of the second circuit board, and the small radiator cooperates with the cooling holes to effectively discharge the heat in the collector.

As a further improvement, the number of connection terminals on both sides of the first circuit board is 20.

As a further improvement, the number of indicator lights on the rear cover is five, the back of the indicator light is slidably engaged with the top wall of the housing through a slot, and the position of the indicator light can slide back and forth on the rear cover , Easy disassembly and maintenance.

As a further improvement, the inner bottom wall of the lower cavity is equipped with a wireless temperature measuring device that can be remotely controlled. The monitor is displayed and a form is generated for the staff to view.

Beneficial effect:

The display in this device is authorized to operate through the remote central control background to ensure the safety of the equipment. Abnormal analysis and troubleshooting.

This device is different from the multi-function meters on the market. The acquisition instrument is designed in one piece, and the internal structure is compact and reasonable, which reduces the waste of the internal space of the entire shell, which greatly reduces the volume of the shell and makes it occupy an area. Smaller than the traditional collectors on the market, since the shell size of the collector is reduced and connected with fixed ears, it is better applicable to 90% of ordinary molded case circuit breakers on the market, and users do not need to install additional transformers to achieve Current, voltage, active power, reactive power, metering and other data collection can realize remote communication and the functions required for motor protection. Moreover, the integrated design of the collection instrument can realize automatic opening and closing of the switch of the upper circuit breaker. The automation equipment forms precise and effective control. In the traditional design, the user needs to spend a lot of time on the secondary line wiring to realize this function. This device can greatly shorten the assembly time of the panel manufacturer and effectively increase the production capacity of the panel factory. At the same time, it also effectively reduces the volume of the switchgear and reduces the additional cost of the user.

Description of drawings

Fig. 1 is the general structure schematic diagram of front cover;

Fig. 2 is the overall structure schematic diagram of rear casing;

1. First circuit board 2. Second circuit board 3. Indicator light 4. Terminal block 5. Information collection rod 6. Outlet bar 7. Current transformer 8. Mounting hole 9. Clamping slot 10. Fixed ear 11. Front Case 12. Rear case.

detailed description

In order to deepen the understanding of the present invention, the present invention will be further described below in conjunction with the embodiments and accompanying drawings. The embodiments are only used to explain the present invention and do not constitute a limitation to the protection scope of the present invention.

As shown in Figures 1 to 2, as a specific embodiment of the present invention, a power distribution collector with a built-in integrated current transformer includes a housing and a display. The housing is composed of a symmetrically docked front cover and a rear cover. It is characterized in that several indicator lights are clamped on the top wall of the rear cover, the inside of the front cover and the rear cover are divided into an upper cavity and a lower cavity, and each lower cavity is passed through a plurality of sub-cavities. The partition is divided into multiple independent cavities, and information collection rods are installed in the independent cavities on the rear cover. The bottom ends of the information collection rods are connected with a fixed frame, and the inside of the fixed frame is clamped with an outlet for connecting a circuit breaker. Row;

The top and bottom of the independent cavity on the front cover are equipped with current transformers, and there is a gap between the top and bottom current transformers for penetrating the outlet row;

The cavity inner wall of each upper cavity is provided with several clamping slots for clamping the first circuit board and the second circuit board, and several connection terminals are installed on both sides of the first circuit board, and the front The locking slots in the casing and the rear casing are arranged symmetrically.

Both sides of the front cover and the rear cover are fixedly connected with fixed ears, and the fixed ears are connected with the outer wall of the shell through reinforcing ribs. The inner four corners of the front cover and the rear cover are equipped with bolts for locking connection The mounting holes are used to connect the front cover and the rear cover through the bolts and the mounting holes. When the collector is installed, it is installed and fixed through the fixing ears.

The power distribution collector and the display are remotely connected by signals, and the surface of the display is equipped with a capacitive sensing touch button, which is used to control the opening and closing and starting of the internal components of the collector on the spot, and the display is remotely connected to the remote central control background signal .

There are several heat dissipation holes on the side wall of the shell, and the heat dissipation holes discharge the heat energy of the normal operation inside the collector, so as to avoid the internal temperature of the collector being too high after long-term use, resulting in internal damage of the collector.

The lower surface of the second circuit board is equipped with a remote-controllable small radiator, and the small radiator cooperates with the cooling hole to effectively discharge the heat in the collector.

There are 20 connection terminals on both sides of the first circuit board.

The number of indicator lights on the rear cover is 5. The back of the indicator light is slidably engaged with the top wall of the housing through a slot. The position of the indicator light can slide back and forth on the rear cover, which is convenient for disassembly and maintenance. .

The inner bottom wall of the lower cavity is equipped with a wireless temperature measuring device that can be remotely controlled. The wireless temperature measuring device is also controlled by the remote central control background to start and stop. The temperature information detected by the wireless temperature measuring device is displayed on the monitor and generates a table. for staff to view.

When in use, the remote central control background can authorize whether the display can be operated locally through the communication interface of the collector, and the remote central control background has the authority to set personal (electrician) control; at the same time, the background can also be faulty in the current power distribution system When calling the police, timely and effectively notify the relevant personnel and send an accident report.

During the internal installation process, the clamping position of the first circuit board and the second circuit board can not only be adjusted according to the size of the installation parts, but also can be added as required.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the scope of the present invention. within the scope of protection.

The above is only a preferred embodiment of the present invention, so the scope of the present invention cannot be limited accordingly, that is, the equivalent changes and modifications made according to the patent scope of the present invention and the content of the specification should still be covered by the present invention within range.

Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the present invention without limitation. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present invention can be carried out Modifications or equivalent replacements without departing from the spirit and scope of the technical solution of the present invention shall be covered by the claims of the present invention.

Claims (8)

1. The power distribution acquisition instrument with the built-in integrated current transformer comprises a shell and a display, wherein the shell consists of a front housing and a rear housing which are symmetrically butted, and the power distribution acquisition instrument is characterized in that a plurality of indicator lamps are clamped on the top wall of the rear housing, the interiors of the shells of the front housing and the rear housing are divided into an upper cavity and a lower cavity, each lower cavity is divided into a plurality of independent cavities through a plurality of partition plates, information acquisition rods are arranged in the independent cavities on the rear housing, the bottom ends of the information acquisition rods are connected with fixed frames, and the inner parts of the fixed frames are clamped with wire outlet rows used for connecting circuit breakers;

current transformers are arranged at the top and the bottom in the cavity of the independent cavity on the front housing, and a gap for penetrating through the wire row is reserved between the current transformers at the top and the bottom;

every cavity inner wall of going up the cavity all is equipped with the joint groove that a plurality of is used for first circuit board of joint and second circuit board, a plurality of binding post is all installed to the both sides of first circuit board, the joint groove in preceding housing and the back housing is the symmetry setting.

2. The power distribution acquisition instrument with the built-in integrated current transformer as claimed in claim 1, wherein the front and rear housings are fixedly connected with fixing lugs at both sides thereof, the fixing lugs are connected with the outer side wall of the housing through reinforcing ribs, and mounting holes for bolt locking connection are formed at four corners of the interior of the front and rear housings.

3. The power distribution acquisition instrument with the built-in integrated current transformer as claimed in claim 1, wherein the power distribution acquisition instrument is remotely connected with a display through signals, and a capacitive sensing touch button is arranged on the surface of the display.

4. The power distribution acquisition instrument with the built-in integrated current transformer as claimed in claim 1, wherein a plurality of heat dissipation holes are formed in the side wall of the housing.

5. The power distribution acquisition instrument with the built-in integrated current transformer as recited in claim 1, wherein the lower surface of the second circuit board is provided with a small radiator which can be remotely controlled.

6. The power distribution acquisition instrument with the built-in integrated current transformer as claimed in claim 1, wherein the number of the connecting terminals on each side of the first circuit board is 20.

7. The power distribution acquisition instrument with the built-in integrated current transformer as claimed in claim 1, wherein the number of the indicator lamps on the rear housing is 5, and the back of the indicator lamp is slidably clamped with the top wall of the housing through a clamping groove.

8. The power distribution acquisition instrument with the built-in integrated current transformer as recited in claim 1, wherein the inner bottom wall of the lower cavity is provided with a wireless temperature measuring device capable of being remotely controlled.

Images