CN218215986U

CN218215986U - Intelligent primary plug-in component with temperature monitoring function for low-voltage drawer switch cabinet

Info

Publication number: CN218215986U
Application number: CN202222415260.8U
Authority: CN
Inventors: 段飚
Original assignee: Zhuhai Dexin Electrical Equipment Co ltd
Current assignee: Zhuhai Dexin Electrical Equipment Co ltd
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2023-01-03
Anticipated expiration: 2032-09-09

Abstract

The utility model relates to the technical field of electrical equipment, specifically disclose a plug-in components of intelligence for low pressure drawer cubical switchboard upper band temperature monitoring, including the inlet wire plug-in components and with the plug-in components of being qualified for the next round of competitions that the inlet wire plug-in components are connected, the plug-in components of being qualified for the next round of competitions includes outlet moving contact and static contact, the inlet wire plug-in components includes the inlet wire moving contact, the right side of inlet wire moving contact through eight core plug-in components with the left side of outlet moving contact is connected, the right side of outlet moving contact is provided with communication interface, all be provided with U type contact piece on outlet moving contact and the inlet wire moving contact, the bottom of U type contact piece is provided with temperature sensor. The utility model discloses a be provided with temperature sensor in the bottom of U type contact piece, the temperature of three-phase contact junction in the collection plug that can be accurate realizes the continuous monitoring to the temperature of connecting weak department to adopt standard wire row such as eight core plug connectors, very big promotion the convenience that equipment fixing used, succinct pleasing to the eye.

Description

Intelligent primary plug-in component with temperature monitoring function for low-voltage drawer switch cabinet

Technical Field

The utility model relates to the technical field of electrical equipment, in particular to a plug-in components of intelligence for taking temperature monitoring on low pressure drawer cubical switchboard.

Background

With the development of social economy, the production and the life of the society are not independent of a stable power system, especially the industrial production is not independent of power, and the power consumption is large. The load is large, the generated heat is higher, and in the electric equipment, the lapping surface of the conductive element is easier to generate a large amount of heat, if the contact pressure is insufficient, the heat is multiplied, so that the equipment is damaged, and even a fire disaster directly occurs. Therefore, the incoming line temperature monitoring at the overlapped position of the conductive parts in the power equipment is very necessary, and potential safety hazards such as poor contact, overload and the like can be found earlier. Low-voltage switchgear in electricity room on the market at present mainly is with drawer type cubical switchboard as the owner, drawer and conductive copper bar connection are compressed tightly just by the pressure of contact on the drawer type cubical switchboard, if pressure just leads to the junction to generate heat too big very easily and damage equipment inadequately, and this junction is because of wrapping up in the plastic part, hidden danger is very difficult to be found, and many fault points of low pressure are right here on the market, consequently urgently need one kind to carry out temperature monitoring's plug-in components to this junction to the demand in adaptation market, solve this kind of potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide a plug-in components of intelligence that is used for low pressure drawer cubical switchboard to go up to take temperature monitoring, be provided with temperature sensor through the bottom at U type contact piece, the temperature of three-phase contact junction in the collection plug that can be accurate realizes the continuous monitoring to the temperature of connecting weak department to adopt standard wire row such as eight core plug connectors, very big promotion the convenience that equipment fixing used, succinct pleasing to the eye.

In order to solve the technical problem, the technical scheme of the utility model is that:

the utility model provides a plug-in components once of intelligence for taking temperature monitoring on low pressure drawer cubical switchboard, including the inlet wire plug-in components and with the plug-in components of being qualified for the next round of competitions that the inlet wire plug-in components is connected, the plug-in components of being qualified for the next round of competitions include outlet moving contact and static contact, the inlet wire plug-in components includes the inlet wire moving contact, the right side of inlet wire moving contact through eight core plug connectors with the left side of outlet moving contact is connected, the right side of outlet moving contact is provided with communication interface, all be provided with U type contact piece on outlet moving contact and the inlet wire moving contact, the bottom of U type contact piece is provided with temperature sensor.

Preferably, the outgoing line moving contact and the fixed contact are both wrapped and fixed in a plastic piece through a set of plastic piece in a buckling mode, the fixed contact fixes a three-phase contact on the cabinet body through the plastic piece, the copper conducting piece is made of copper bars, and a square hole is reserved in the middle of the copper conducting piece.

Preferably, clamping springs are arranged on two sides of the U-shaped contact blade.

Preferably, the right side of the incoming moving contact and the left side of the outgoing moving contact are both provided with eight-core interfaces.

Preferably, the outgoing movable contact and the incoming movable contact are further sequentially provided with a plug cover, a PCB, a temperature measuring plug-in and a movable contact bottom box, the temperature sensor is arranged on the temperature measuring plug-in, and the U-shaped contact blade is arranged on the movable contact bottom box.

Preferably, the static contact further comprises a static contact bottom box, the copper conductive member comprises a moving contact copper conductive member and a static contact copper conductive member, the static contact copper conductive member and the plastic member are both arranged on the static contact bottom box, and the incoming moving contact and the outgoing moving contact are both provided with the moving contact copper conductive member.

Preferably, a communication module is arranged on the PCB, and the communication module adopts a 5V working power supply; the power supply is provided by two of the eight-core line row and the four-core line row, and the weak current of 5V provides the power supply and does not interfere with communication parameters.

Adopt above-mentioned technical scheme, the utility model provides a pair of plug-in components of intelligence for taking temperature monitoring on low pressure drawer cubical switchboard has following beneficial effect: the right side of the inlet wire moving contact in this intelligence is once inserted into the piece is connected with the left side of the moving contact of being qualified for the next round of competitions through eight core plug connectors, the right side of the moving contact of being qualified for the next round of competitions is provided with the communication interface, it all is provided with U type contact piece on moving contact and the inlet wire moving contact to go out, the bottom of U type contact piece is provided with temperature sensor, bottom through at U type contact piece is provided with temperature sensor, the temperature of three-phase contact junction in the collection plug that can be accurate, the realization is to the continuous monitoring of the temperature of connecting weak department, and adopt standard line row such as eight core plug connectors, very big promotion convenience that equipment fixing used, it is succinct pleasing to the eye.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the plug connector for outgoing lines in the present invention;

fig. 3 is a schematic structural view of a middle static contact according to the present invention;

fig. 4 is a schematic structural view of a copper conductive member of a middle static contact according to the present invention;

fig. 5 is a schematic structural view of a bottom case of a middle static contact according to the present invention;

fig. 6 is a schematic structural view of the middle outgoing line moving contact of the present invention;

fig. 7 is a schematic structural view of the copper conductive member of the outgoing moving contact of the present invention;

fig. 8 is a schematic structural view of the middle outlet moving contact bottom box of the present invention;

fig. 9 is a schematic structural view of the plug cover of the present invention;

FIG. 10 is a schematic structural view of a temperature measurement plug-in unit of the present invention;

in the figure, 1-incoming line plug-in unit, 2-outgoing line plug-in unit, 3-outgoing line moving contact unit, 4-static contact unit, 5-incoming line moving contact unit, 6-eight core plug-in unit, 7-four core plug-in unit, 8-eight core socket, 9-four core socket, 10-U type contact piece, 11-temperature sensor, 12-plastic piece, 13-moving contact copper conductive piece, 14-static contact copper conductive piece, 15-square hole, 16-clamping spring, 17-plug cover, 18-PCB circuit board, 19-temperature measuring plug-in unit, 20-moving contact bottom box and 21-static contact bottom box.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

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

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

As shown in fig. 1, the utility model discloses an among the schematic structure diagram, this a plug-in components of intelligence that is used for low pressure drawer cubical switchboard upper band temperature monitoring includes inlet wire plug-in components 1 and the plug-in components 2 of being qualified for the next round of competitions of being connected with this inlet wire plug-in components 1, this plug-in components 2 of being qualified for the next round of competitions includes outlet moving contact 3 and static contact 4, this inlet wire plug-in components 1 includes inlet wire moving contact 5, this inlet wire moving contact 5's right side is connected with this outlet moving contact 3's left side through eight core plug-in components 6, this outlet moving contact 3's right side is provided with communication interface, all be provided with U type contact piece 10 on this outlet moving contact 3 and the inlet wire moving contact 5, the bottom of this U type contact piece 10 is provided with temperature sensor 11. It is understood that the communication interface includes a four-core jack, an RS485 communication interface, and a 5-core RS232 communication interface.

Specifically, fig. 2 is a schematic structural view of the outlet plug connector of the present invention, and it can be known from fig. 1 to fig. 10 that the outlet moving contact 3 and the static contact 4 are both wrapped and fixed inside a plastic part 12 by a set of plastic part 12 in a manner of a buckle, the static contact 4 fixes a three-phase contact through the plastic part 12 and then fixes the contact on the cabinet body of the low-voltage drawer switch cabinet, the copper conductive part adopts a copper bar, and a square hole 15 is left in the middle; two sides of the U-shaped contact blade 10 are provided with clamping springs 16; eight-core interfaces 8 are arranged on the right side of the incoming moving contact 5 and the left side of the outgoing moving contact 3; the outgoing moving contact 3 and the incoming moving contact 5 are also sequentially provided with a plug-in cover 17, a PCB (printed circuit board) 18, a temperature measuring plug-in 19 and a moving contact bottom box 20, the temperature sensor 11 is arranged on the temperature measuring plug-in 19, and the U-shaped contact blade 10 is arranged on the moving contact bottom box 20; the static contact 4 further includes a static contact bottom box 21, the copper conductive member includes a moving contact copper conductive member 13 and a static contact copper conductive member 14, the static contact copper conductive member 14 and the plastic member 12 are both disposed on the static contact bottom box 21, and the moving contact copper conductive member 13 is disposed on both the incoming moving contact 5 and the outgoing moving contact 3. The PCB circuit board is provided with a communication module which adopts a 5V working power supply; the power supply is provided by two of the eight-core line row and the four-core line row, the voltage of 5V is very weak, and even if the power supply is provided, the weak current of 5V does not interfere with communication parameters. The communication module can adopt a universal RS232 communication module or an RS485 communication module and the like.

It can be understood that the intelligent primary plug-in is divided into four sets of 630A, 400A, 250A and 125A according to the magnitude of current which can be carried by the drawer, each set of plug-in comprises an incoming plug-in 1 and an outgoing plug-in 2, and the outgoing plug-in 2 comprises an outgoing moving contact 3 and a fixed contact 4; each contact is formed by wrapping and fixing a copper conductive piece in a plastic piece in a buckling mode through a set of plastic piece. The static contact 4 fixes the three-phase contact on the cabinet body after fixing through the plastic part 12, the static contact copper conductive piece 14 behind the static contact 4 adopts a copper bar, a square hole is reserved in the middle, and a screw with a square rod is configured, so that the outgoing cable is convenient to connect. The front fixed contact copper conductive piece 14 is designed into a smooth copper bar so as to be connected with the clamping contact of the fixed contact 4; the incoming line moving contact 5 and the outgoing line moving contact 3 are similar in structure, the back of the contacts is connected together by adopting a combined U-shaped contact piece 10, two sides of the U-shaped contact piece 10 are provided with clamping springs 16, when the drawer is pushed into a connecting position in the cabinet body, the U-shaped contact piece 10 of the incoming line plug-in 1 can clamp a copper bar of a vertical channel, and the U-shaped contact piece 10 of the outgoing line moving plug-in 3 can clamp a smooth copper bar at the front part of the static contact 4, so that the purpose of communicating the incoming line and the outgoing line is achieved; a square hole 15 is arranged in the middle of a copper conductive piece arranged at the front part of the plug, and a screw rod with a square rod is matched to facilitate the connection of a lead or a copper bar; in the plastic wrapping area in the middle of the plug, a temperature sensor 11 is buried at the bottom of a U-shaped contact blade 10 of each phase of the plug, an eight-core socket 8 is arranged on the right side of an incoming line plug-in unit 1, an eight-core socket 8 is also arranged on the left side of an outgoing line moving contact 3, after being collected by a collector, the temperature sensor 11 connects the incoming line plug-in unit 1 with the outgoing line moving contact 2 through the eight-core plug-in unit 6, the collected temperature of the incoming line moving contact 5 on the incoming line plug-in unit 1 is transmitted into the outgoing line plug 2 and is summarized with the collected temperature of the outgoing line moving contact 3, a 4-core RS485 communication interface and a 5-core RS232 communication interface are arranged on the right side of the outgoing line moving contact 3, external monitoring equipment can collect the real-time temperature of 6 points at the three-phase connection positions in the incoming line plug-in unit 1 and the outgoing line plug-in the 5-phase through RS485 or RS232, and can monitor the real-time temperature. The communication power supply of the temperature sensor collector adopts a 5V safety power supply which is provided by the monitoring equipment and is connected and transmitted to each collector through 4-core, 5-core and 8-core cables, so that the normal work of the collector is ensured. Because the temperature monitoring to the drawer plug connector lasts, the safety in utilization of the low-voltage drawer cabinet is effectively improved, and the probability of more than 95% of such faults at the connecting part on the drawer is reduced.

The utility model has the advantages that the design is reasonable, the structure is unique, the three-phase conductive piece, the three-phase temperature sensor, the temperature collector, the communication module and the like are packaged in the limited insulation space through the design of the plastic piece buckle, an effective whole is formed, and the installation steps are effectively simplified; 2. the design of the position of the temperature sensor ensures the accuracy and continuity of the acquired temperature; 3. the weak current system adopts a 5V power supply design, so that the insulativity of the plug is effectively ensured not to be influenced, and meanwhile, the interference of the power supply to communication is also reduced; 4. the design that the interface and the standard wire row that adopt 4 cores, 5 cores, 8 cores are connected has greatly promoted the convenience that equipment fixing used, and the technology of wire row is succinct pleasing to the eye more moreover, also very big production stock of having made things convenient for the enterprise simultaneously.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and these embodiments are still within the scope of the invention.

Claims

1. The utility model provides a plug-in components of intelligence for taking temperature monitoring on low pressure drawer cubical switchboard which characterized in that: the outgoing line plug-in comprises an incoming line plug-in and an outgoing line plug-in connected with the incoming line plug-in, the outgoing line plug-in comprises an outgoing line moving contact and a fixed contact, the incoming line plug-in comprises an incoming line moving contact, the right side of the incoming line moving contact is connected with the left side of the outgoing line moving contact through an eight-core plug connector, the right side of the outgoing line moving contact is provided with a communication interface, the outgoing line moving contact and the incoming line moving contact are both provided with U-shaped contact pieces, and the bottom of each U-shaped contact piece is provided with a temperature sensor.

2. The intelligent primary plug-in with temperature monitoring for the low-voltage drawer switch cabinet according to claim 1, wherein: the outgoing line moving contact and the fixed contact are both formed by wrapping and fixing a copper conductive piece in a plastic piece in a buckling mode through a set of plastic piece, the fixed contact fixes a three-phase contact on the cabinet body after fixing the three-phase contact through the plastic piece, the copper conductive piece is made of copper bars, and a square hole is reserved in the middle of the copper conductive piece.

3. The intelligent primary plug-in unit with temperature monitoring function for the low-voltage drawer switch cabinet according to claim 1, wherein the plug-in unit comprises: and clamping springs are arranged on two sides of the U-shaped contact blade.

4. The intelligent primary plug-in with temperature monitoring for the low-voltage drawer switch cabinet according to claim 1, wherein: and eight-core interfaces are arranged on the right side of the incoming moving contact and the left side of the outgoing moving contact.

5. The intelligent primary plug-in unit with temperature monitoring function for the low-voltage drawer switch cabinet according to claim 1, wherein the plug-in unit comprises: the outgoing line moving contact and the incoming line moving contact are sequentially provided with a plug cover, a PCB circuit board, a temperature measuring plug-in unit and a moving contact bottom box, the temperature sensor is arranged on the temperature measuring plug-in unit, and the U-shaped contact piece is arranged on the moving contact bottom box.

6. The intelligent primary plug-in unit with temperature monitoring for the low-voltage drawer switch cabinet according to claim 2, wherein: the static contact is characterized by further comprising a static contact bottom box, the copper conductive piece comprises a moving contact copper conductive piece and a static contact copper conductive piece, the static contact copper conductive piece and the plastic piece are arranged on the static contact bottom box, and the incoming line moving contact and the outgoing line moving contact are both provided with the moving contact copper conductive pieces.

7. The intelligent primary plug-in unit with temperature monitoring function for the low-voltage drawer switch cabinet according to claim 5, wherein the plug-in unit comprises: the PCB is provided with a communication module, and the communication module adopts a 5V working power supply.