CN217740461U - Intelligent support suitable for circuit breaker or drop-out fuse - Google Patents

Abstract

The utility model discloses an intelligent support suitable for a circuit breaker or a drop-out fuse, which comprises a support frame, wherein a lead-in terminal and a lead-out terminal combined sensor are arranged on one side of the support frame; one end of the wire inlet end combined sensor is provided with an upper contact holding mechanism, and a wire inlet terminal is arranged above the upper contact holding mechanism; one end of the outlet end combined sensor is provided with a lower contact; the other side of the support frame is provided with a mounting frame, an information acquisition unit and an information processing unit; the inlet and outlet terminal combination sensor is connected with the information acquisition unit; the information processing unit adopts an independent control module, and when the information processing unit is in a disconnection state, a circuit is disconnected. The utility model discloses the integrated level is high, compact structure, realizes changing and overhauing the module under the operating mode that does not have the power failure, reduces the power off time, can also be to the current-voltage real-time supervision of business turn over line side.

Description

Intelligent support suitable for circuit breaker or drop-out fuse

Technical Field

The utility model belongs to outdoor high voltage distribution equipment field, concretely relates to smart bracket suitable for circuit breaker or drop out fuse.

Background

The traditional drop-out fuse support is a simple mechanical switch, only provides rotation and mechanical maintenance of a lower contact and maintenance of rated pressure of an upper contact for a drop-out fuse, and meets the electrical properties of thermal stability and the like of certain parameters. However, the existing fuse support is not high in integration level, and current and voltage of the wire inlet side and the wire outlet side cannot be monitored in real time, so that the fuse cannot be subjected to fault location after a fault occurs, and only operation and maintenance personnel can search power failure points according to a power failure area, so that time and labor are wasted.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: an object of the utility model is to provide an intelligent support suitable for circuit breaker or drop out fuse, its advantage is in, and the integrated level is high, and relevant information processing module can realize not having the module change and the maintenance under the power failure operating mode, and can be to the current-voltage real-time supervision of business turn over line side.

The technical scheme is as follows: the utility model comprises a supporting frame, wherein one side of the supporting frame is provided with a wire inlet end combined sensor and a wire outlet end combined sensor; an upper contact holding mechanism is installed at one end, far away from the support frame, of the incoming line end combined sensor, and an incoming line terminal is arranged above the incoming line end combined sensor; a lower contact is arranged at one end of the outlet end combined sensor, which is far away from the support frame; the other side of the supporting frame is provided with a mounting frame, an information acquisition unit and an information processing unit from top to bottom, wherein the information acquisition unit is connected with the information processing unit; the inlet end combined sensor and the outlet end combined sensor are connected with the information acquisition unit; the information processing unit adopts an independent control module, and when the information processing unit is in a disconnection state, the related circuit of the information processing unit is disconnected.

The wire inlet end combined sensor comprises a wire inlet end conducting rod, a wire outlet end conducting rod and a conducting bar for connecting the wire inlet end conducting rod and the wire outlet end conducting rod; the conducting rod at the wire inlet end is superposed with the center of the current sensor; the tail part of the conducting rod at the wire outlet end is connected with a voltage acquisition sensor; and the current sensor and the voltage acquisition sensor are both connected to the information acquisition unit.

The inlet wire end combined sensor is packaged into a whole by a solid insulating material.

The voltage acquisition sensor is arranged in a hole preset by a solid insulating material in a crimping mode and is in micro interference fit with the tail part of the conducting rod at the leading-out end, so that voltage signals are transmitted.

The information processing unit comprises an upper sealing plate, a lower sealing plate and an outer shell connected between the upper sealing plate and the lower sealing plate; go up shrouding, lower shrouding and shell body and connect into inclosed box, be equipped with the control panel unit in this inclosed box.

The upper sealing plate is provided with a guide post, a rectangular aviation plug and a handle; the rectangular navigation plug is arranged in the center of the upper sealing plate, and the handle is arranged on one side of the rectangular navigation plug; the guide posts are multiple and are symmetrically arranged relative to the rectangular aerial insertion.

And the lower sealing plate is provided with an external debugging interface and an indicator lamp.

Be equipped with the hasp ring on the shell body, set up the guide way on the hasp ring for with the gyro wheel cooperation on the information acquisition unit shell, relative motion through gyro wheel and guide way promotes shell body upward movement, thereby is connected information acquisition unit and processing unit, shifts out information processing unit through dedicated instrument during the maintenance, realizes the module change and the maintenance under the operating mode of not having a power failure, reduces the power off time.

Has the beneficial effects that: compared with the prior art, the utility model, its beneficial effect lies in: (1) The information processing unit is an independent control module which can be replaced in a charged mode, module replacement and maintenance under the working condition of no power failure are achieved, and power failure time is reduced; (2) The modular design is adopted, so that the integration level is high, and the structure is compact; (3) The voltage and current signals of the inlet side and the outlet side are collected by the inlet end combined sensor and the outlet end combined sensor and input to the information processing unit through the information collecting unit, and the information processing unit determines whether the conditions of faults, broken lines and the like exist, so that real-time online monitoring is realized, and fault positioning is carried out.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a side view of the line inlet end combi sensor of FIG. 1;

FIG. 3 isbase:Sub>A cross-sectional view taken along A-A of FIG. 2;

FIG. 4 is a front view of the information processing unit of FIG. 1;

FIG. 5 is a bottom view of the information processing unit of FIG. 1;

FIG. 6 is a top view of the information processing unit of FIG. 1;

FIG. 7 is a schematic view of the information processing unit according to the present invention in a pulled-open state;

fig. 8 is a schematic diagram of the combined application of the present invention and an intelligent isolated fast circuit breaker;

fig. 9 is a schematic view of the combined application of the present invention and a drop-out fuse.

Detailed Description

The following detailed description of the embodiments of the present invention is provided for the purpose of illustrating the drawings.

As shown in fig. 1, the utility model discloses a go up contact retaining mechanism 1, inlet wire terminal 2, inlet wire end combined sensor 3, support frame 4, mounting bracket 5, information acquisition unit 6, information processing unit 7, link plate 8, lower contact 9, outlet end combined sensor 10. And a wire inlet end combined sensor 3 and a wire outlet end combined sensor 10 are installed on one side of the support frame 4. An upper contact holding mechanism 1 is installed at one end, far away from the support frame 4, of the incoming line end combined sensor 3, and an incoming line terminal 2 is arranged above the incoming line end combined sensor 3. And a lower contact 9 is arranged at one end of the outlet end combined sensor 10 far away from the support frame 4. The other side of the support frame 4 is provided with a mounting frame 5, an information acquisition unit 6 and an information processing unit 7 from top to bottom, wherein the information acquisition unit 6 is connected with the information processing unit 7; the inlet end combined sensor 3 and the outlet end combined sensor 10 are connected with the information acquisition unit 6. The supporting frame 4, the mounting frame 5 and the information acquisition unit 6 are fixed in position through corresponding limiting holes and connected through bolts. The lower contact 9 and the leading-out terminal combined sensor 10 are fixedly connected through bolts, and the leading-out terminal combined sensor 10 and the support frame 4 are fixedly connected through bolts; hanging plate 8 symmetric distribution is connected at support frame 4 both ends and with the screw, and information processing unit 7 cooperates with hanging plate 8 through its last fixed axle.

As shown in fig. 2 and 3, the inlet end combined sensor 3 includes an inlet end conductive rod 31, a connection terminal 32, a mounting stud 33, a current sensor 34, a conductive bar 35, an outlet end conductive rod 36, a voltage collecting sensor 37, and an outdoor epoxy 38. The inlet terminal 2 is screwed into an electrically conductive connection with the inlet terminal rod 31. The center of the inlet end conducting rod 31 and the center of the current sensor 34 are superposed, and the single-side gap between the two is 17-25 mm. The inlet wire end combination sensor 3 is mounted on the support frame 4 by a mounting stud 33. The conductor bar 35 connects the inlet end conductor rod 31 and the outlet end conductor rod 36. The head of the conducting rod 36 at the outlet end is connected with the upper contact holding mechanism 1, and the tail of the conducting rod 36 at the outlet end is connected with the voltage acquisition sensor 37; the signal output ends of the current collecting sensor 34 and the voltage collecting sensor 37 are connected to the information collecting unit 6 through the wiring terminal 32, so that the current and voltage signals output by the incoming line end combined sensor 3 are output to the information collecting unit 6. The inlet end combination sensor 3 is encapsulated by a solid insulating material 38, and the solid insulating material 38 is specifically an outdoor epoxy resin. The voltage acquisition sensor 37 is arranged in a hole preset in the solid insulating material 38 in a crimping mode, and is in micro interference fit with the tail of the conducting rod 36 at the leading-out end to realize the transmission of a voltage signal.

As shown in fig. 4 to 6, the information processing unit 7 includes an outer casing 71, a latch ring 72, a control panel unit 73, an external debugging interface 74, an indicator light 75, a guide post 76, a rectangular navigation plug 77, a handle 78, an upper sealing plate 79, and a lower sealing plate 710. A locking ring 72 is arranged on the outer shell 71, and a guide groove is formed in the locking ring 72 and used for being matched with a roller on the outer shell of the information acquisition unit 6; the outer case 71 is connected between the upper sealing plate 79 and the lower sealing plate 710, and the upper sealing plate 79, the lower sealing plate 710 and the outer case 71 are connected to form a sealed case in which the control panel unit 73 is disposed. The control panel unit 73 is provided with an information processing unit, a control unit, and functional units such as GPS positioning, GPRS communication, and lora wireless communication. The control logic and control program built in the control board unit 73 are conventional. The upper sealing plate 79 is provided with a guide post 76, a navigation plug 77 and a lifting handle 78; the rectangular navigation plug 77 is arranged in the center of the upper sealing plate 79, and the handle 78 is arranged on one side of the rectangular navigation plug 77; the guide posts 76 are two in number and are symmetrically disposed about the rectangular shaped yoke 77. The lower sealing plate 710 is provided with an external debugging interface 74 and an indicator light 75. The information processing unit 7 is pushed into a working state through the rotation of the locking ring 72, and the aerial plug 77 in the information processing unit is inserted into the corresponding aerial plug in the information acquisition unit 6, so that electric energy, current and voltage signals acquired by the incoming line end combined sensor 3 and the outgoing line end combined sensor 10 are transmitted to the information processing unit 7. The aviation plug 77, the control panel unit 73, the external debugging interface 74 and the indicator light 75 are electrically connected through a wire to form an information receiving and processing unit.

As shown in fig. 7, the information processing unit 7 is an independent control module which can be changed in an electrified way, the information processing unit 7 in fig. 7 is in a disconnecting state, the information processing unit can be moved out through a special tool, meanwhile, the lock catch ring 72 can be pushed by a neckline rod to attach the outer shell 71 to the support frame 4, the lock catch ring 72 is rotated, a guide groove in the lock catch ring 72 is inserted into a roller on the outer shell of the information acquisition unit 6, the information processing units 4-7 are pulled upwards, the insertion between the aerial plugs 77 is realized, the outer shells are connected in a matched mode, the module can be changed and maintained under the working condition without power outage through the mode, and the power outage time is shortened.

As shown in fig. 8 and 9, the present invention relates to or the smart bracket of a drop-out fuse, which needs to be applied in combination with an intelligent isolated fast breaker or a drop-out fuse.

Through the combination of the above schemes, the incoming line terminal 2, the incoming line terminal conducting rod 31, the conducting bar 35, the outgoing line terminal conducting rod 36, the upper contact holding mechanism 1, the intelligent isolation type fast breaker or the drop-out fuse, and the lower contact 9 constitute a complete switch loop, and the electric energy enters the switch loop from the incoming line terminal 2, sequentially passes through the above parts, and flows out through the lower contact 9; the incoming line end combined sensor 3 realizes the collection of the loop current quantity through the built-in current sensor 34 by the electromagnetic induction principle, realizes the collection of incoming line side voltage signals and electric energy through the built-in voltage collection sensor 37 by the capacitance voltage division principle, realizes the collection of line side voltage signals through the built-in voltage sensor 10, the current signals, the incoming line side voltage signals and the electric energy are all transmitted into the information collection unit 6, the partial signals are processed by the module, key signal quantities and electric energy such as the incoming line side voltage signals, the outgoing line side voltage signals and the electric current of the switch can be accurately reflected and converted, and the key signal quantities and the electric energy are input into the control panel unit 73 through the aviation plug 77.

The electric energy is used for maintaining the basic energy required by the normal work of the control panel unit 73, the voltage signals and the current signals of the incoming line and the outgoing line are input to the control panel unit 73 in the information processing unit through the information acquisition unit 6, the control panel unit 73 compares and analyzes the voltage, the current value and the change condition with a standard data model built in the information processing unit according to the existence of the voltage signals of the incoming line and the outgoing line, and the conditions of whether the control panel unit is in fault, disconnection and the like are given out, so that the real-time online monitoring is realized; if the intelligent isolation type quick circuit breaker shown in the scheme of the figure 8 is configured, the control unit sends operation instructions to the circuit breaker through short-range lora wireless communication according to the setting of a program, wherein the operation instructions comprise commands of switching-off, switching-on, switching-off maintaining, continuous switching-on and switching-off operation and the like, and the functions of remote control, instantaneous fault automatic isolation and the like are realized; if the drop-out fuse shown in the figure 9 of the scheme is configured, the device gives out key information such as whether the line is broken or not, the current and voltage in the fault and the like by comparing the current signal conditions, the incoming line voltage signal conditions and the outgoing line voltage signal conditions, reports the information, the fault location and the equipment number to a background through GPRS communication in a specified period, and realizes fault type judgment and fault positioning; the device realizes the line loss monitoring of the line by comparing and analyzing the real-time power data with the equipment on the same line, and can determine the line interval with abnormal line loss.

Claims (8)

1. The utility model provides an intelligent support suitable for circuit breaker or drop out fuse, includes support frame (4), its characterized in that: a wire inlet end combined sensor (3) and a wire outlet end combined sensor (10) are mounted on one side of the support frame (4); an upper contact holding mechanism (1) is installed at one end, far away from the support frame (4), of the incoming line end combined sensor (3), and an incoming line terminal (2) is arranged above the incoming line end combined sensor (3); a lower contact (9) is arranged at one end of the leading-out end combined sensor (10) far away from the support frame (4);

the other side of the support frame (4) is provided with a mounting frame (5), an information acquisition unit (6) and an information processing unit (7) from top to bottom, wherein the information acquisition unit (6) is connected with the information processing unit (7); the inlet end combined sensor (3) and the outlet end combined sensor (10) are connected with the information acquisition unit (6); the information processing unit (7) adopts an independent control module, and when the information processing unit is in a disconnection state, the related circuit of the information processing unit (7) is in a disconnection position.

2. A smart bracket adapted for use with a circuit breaker or drop out fuse as defined in claim 1 wherein: the inlet end combined sensor (3) comprises an inlet end conducting rod (31), an outlet end conducting rod (36) and a conducting bar (35) for connecting the inlet end conducting rod (31) with the outlet end conducting rod (36);

the center of the wire inlet end conducting rod (31) is superposed with that of the current sensor (34); the tail part of the leading-out end conducting rod (36) is connected with a voltage acquisition sensor (37); the current sensor (34) and the voltage acquisition sensor (37) are both connected to the information acquisition unit (6).

3. A smart bracket for circuit breakers or drop-out fuses as defined in claim 2, wherein: the inlet wire end combined sensor (3) is packaged into a whole by a solid insulating material (38).

4. A smart bracket for circuit breakers or drop-out fuses as defined in claim 2, wherein: the voltage acquisition sensor (37) is arranged in a hole preset in a solid insulating material (38) in a compression joint mode and is in micro interference fit with the tail of the conducting rod (36) at the leading-out end.

5. A smart bracket adapted for use with a circuit breaker or drop out fuse as defined in claim 1 wherein: the information processing unit (7) comprises an upper sealing plate (79), a lower sealing plate (710) and an outer shell (71) connected between the upper sealing plate (79) and the lower sealing plate (710); the upper sealing plate (79), the lower sealing plate (710) and the outer shell (71) are connected to form a closed box body, and a control panel unit (73) is arranged in the closed box body.

6. A smart bracket for circuit breakers or drop-out fuses as defined in claim 5, wherein: the upper sealing plate (79) is provided with a guide column (76), a rectangular navigation plug (77) and a handle (78); the rectangular navigation plug (77) is arranged in the center of the upper sealing plate (79), and the handle (78) is arranged on one side of the rectangular navigation plug (77); the guide posts (76) are multiple and are symmetrically arranged about the rectangular aviation plug (77).

7. A smart bracket adapted for use with a circuit breaker or drop out fuse as claimed in claim 5 wherein: and the lower sealing plate (710) is provided with an external debugging interface (74) and an indicator light (75).

8. A smart bracket for circuit breakers or drop-out fuses as defined in claim 5, wherein: a locking ring (72) is arranged on the outer shell (71), and a guide groove is formed in the locking ring (72) and is used for being matched with a roller on the outer shell of the information acquisition unit (6); the lock catch ring (72) is rotated, and the outer shell (71) is pushed to move upwards through the relative movement of the roller and the guide groove, so that the information processing unit (7) is connected with the information acquisition unit (6).

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