CN214848402U

CN214848402U - Automatic power-off device for operation fault of power distribution network

Info

Publication number: CN214848402U
Application number: CN202121224991.3U
Authority: CN
Inventors: 冮明阳
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2021-11-23
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses an electric power distribution network operation trouble automatic power-off device, including circuit breaker casing and protection machanism, a side surface of circuit breaker casing is provided with the switch seat, the inside of switch seat is provided with operating device, the fixed orifices has been seted up with the inboard of bottom in circuit breaker casing top, protection machanism sets up top and bottom edge at the circuit breaker casing, one side of protection machanism is provided with the insulation board, the insulation board docks with protection machanism through the connecting strip, the mounting groove has been seted up to the one end of fixed orifices, the internal connection of mounting groove has the anti-loosening ring. This electric power distribution network operation trouble automatic power-off device passes through the connecting strip with the insulation board and inserts the draw-in groove to the anti-loosening strip that distributes through the cockscomb structure carries out the interference chucking to the connecting strip, and simultaneously, carries on spacingly through spacing lug to the butt joint position of connecting strip, thereby prevents that this automatic power-off device's cable insulation assembly from appearing the installation and droing.

Description

Automatic power-off device for operation fault of power distribution network

Technical Field

The utility model relates to a power distribution network outage technical field specifically is a power distribution network operation trouble automatic power-off device.

Background

When overload faults occur in operation of equipment of the power distribution network, the equipment can be powered off through a corresponding automatic power-off device. In the line of the electric power distribution network operation, the circuit is contacted and broken through a circuit breaker, and the short circuit, the serious overload, the undervoltage and the like of the circuit or the electrical equipment can be protected through the automatic power-off device. Present electric power distribution network operation trouble automatic power-off device needs corresponding insulating assembly to protect the access of cable when using, however insulating assembly and the device's erection joint is not hard up to drop easily, for this reason, we hope can improve electric power distribution network operation trouble automatic power-off device's availability factor through the innovation to electric power distribution network operation trouble automatic power-off device, the anti-drop installation of the insulating assembly of being convenient for, make it exert the biggest value, along with the development of science and technology, electric power distribution network operation trouble automatic power-off device has had very big degree of development, its development has brought very big facility for people when carrying out power-off protection to electric power distribution network, its kind and quantity are also increasing day by day.

Although the types and the number of the automatic power-off devices for the operation faults of the power distribution network on the current market are very large, the automatic power-off devices for the operation faults of the power distribution network have the following defects: the power distribution network operation fault automatic power-off device is easy to loosen when being installed in a power distribution cabinet, and the power distribution network operation fault automatic power-off device is easy to slip when being operated in power on-off mode and the power distribution network operation fault automatic power-off device is easy to fall off when a cable insulation assembly is installed. Therefore, the existing automatic power-off device for the operation failure of the power distribution network needs to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power distribution network operation trouble auto-power-off device to solve the power distribution network operation trouble auto-power-off device on the present market that above-mentioned background art provided and install easily not hard up in the switch board, the problem that power distribution network operation trouble auto-power-off device skidded easily when break-make electricity operation and power distribution network operation trouble auto-power-off device drops easily when installing cable insulation assembly.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electric power distribution network operation trouble automatic power-off device, includes circuit breaker casing and protection machanism, a side surface of circuit breaker casing is provided with the switch seat, the inside of switch seat is provided with operating device, the fixed orifices has been seted up with the inboard of bottom in circuit breaker casing top, protection machanism sets up top and bottom edge at the circuit breaker casing, one side of protection machanism is provided with the insulation board, the insulation board docks with protection machanism through the connecting strip, the mounting groove has been seted up to the one end of fixed orifices, the internal connection of mounting groove has the anti-loosening ring, the through-hole has been seted up to the both sides of anti-loosening ring.

Preferably, operating device includes shifting block, butt joint hole, non slipping spur, picture peg and locking screw, the one end of shifting block is fixed with the middle part of switch seat, the one end that the switch seat was kept away from to the shifting block has seted up the butt joint hole, the one end that the shifting block is close to the butt joint hole is provided with the non slipping spur, the non slipping spur is connected with the butt joint hole through the picture peg, locking screw runs through the non slipping spur and fixes with the picture peg.

Preferably, the width of the anti-skid block is larger than that of the shifting block, the anti-skid block is perpendicular to the insertion plate, and the size of the insertion plate is matched with that of the butt joint hole.

Preferably, protection machanism includes draw-in groove, anti-loosening strip and spacing lug, the draw-in groove is seted up on the top and the bottom edge of circuit breaker casing, the inboard bottom of draw-in groove is provided with anti-loosening strip, the inside one end of draw-in groove is fixed with spacing lug.

Preferably, the shape of draw-in groove is "C" style of calligraphy, and the locking strip of the inboard bottom of draw-in groove is the zigzag distribution to the draw-in groove is interference fit through the connecting strip of locking strip and insulation board one side.

Preferably, the shape of the anti-loosening ring is oval, the length of the anti-loosening ring is larger than the opening width of the mounting groove, the axial lead of the through hole on two sides of the anti-loosening ring and the axial lead of the fixing hole are overlapped, and the anti-loosening ring forms a clamping structure with the breaker shell through the mounting groove.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the automatic power-off device for the operation fault of the power distribution network presses and clamps the oval anti-loosening ring in the mounting groove at one end of the fixing hole, so that the anti-loosening ring and the shell of the breaker are installed in a butt joint mode, matched bolts sequentially penetrate through the fixing hole and through holes in the anti-loosening ring, and then the matched bolts and the inner side of the appointed power distribution cabinet are connected and fixed, so that the anti-loosening ring is deformed in a pressing mode, and the device is prevented from being installed in the power distribution cabinet from being loosened;

(2) according to the automatic power-off device for the operation fault of the power distribution network, the plug board in the antiskid block and the butt joint hole at one end of the shifting block are inserted, the antiskid block, the shifting block and the plug board are sequentially fixed through the locking screws, and the shifting block can be driven to rotate in the switch base by pushing and pulling the antiskid block, so that the device is manually powered on and powered off, and the antiskid power-on and power-off operation of the device is facilitated;

(3) this electric power distribution network operation trouble automatic power-off device inserts the insulation board in the draw-in groove through the connecting strip to the locking strip through cockscomb structure distribution carries out the interference chucking, and simultaneously, carries on spacingly through spacing lug to the butt joint position of connecting strip, thereby prevents that this automatic power-off device's cable insulation assembly from appearing the installation and droing.

Drawings

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

FIG. 2 is a schematic left-side sectional structure of the present invention;

fig. 3 is an enlarged schematic structural view of the operating mechanism of the present invention;

FIG. 4 is an enlarged schematic view of the protection mechanism of the present invention;

fig. 5 is a schematic view of a part of an enlarged structure at a in fig. 2 according to the present invention.

In the figure: 1. a circuit breaker housing; 2. a switch base; 3. an operating mechanism; 31. shifting blocks; 32. a butt joint hole; 33. anti-skid blocks; 34. inserting plates; 35. locking the screw; 4. a fixing hole; 5. a protection mechanism; 51. a card slot; 52. an anti-loosening strip; 53. a limiting bump; 6. an insulating plate; 7. a connecting strip; 8. mounting grooves; 9. an anti-loosening ring; 10. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an electric power distribution network operation trouble automatic power-off device, includes circuit breaker casing 1, switch seat 2, operating device 3, fixed orifices 4, protection machanism 5, insulation board 6, connecting strip 7, mounting groove 8, locking ring 9 and through-hole 10, a side surface of circuit breaker casing 1 is provided with switch seat 2, the inside of switch seat 2 is provided with operating device 3, operating device 3 includes shifting block 31, butt joint hole 32, non slipping spur 33, picture peg 34 and locking screw 35, the one end of shifting block 31 is fixed with the middle part of switch seat 2, the one end that switch seat 2 was kept away from to shifting block 31 has seted up butt joint hole 32, the one end that shifting block 31 is close to butt joint hole 32 is provided with non slipping spur 33, non slipping spur 33 is connected with butt joint hole 32 through picture peg 34, locking screw 35 runs through non slipping spur 33 and picture peg 34 and fixes, the width of non slipping spur 33 is greater than the width of shifting block 31, and non-slip shoe 33 and picture peg 34 mutually perpendicular to the size phase-match of picture peg 34 and butt joint hole 32, the non-slip shoe 33 can be driven to shift block 31 to make and break the electricity operation to the push-and-pull is stirred in the push-and-pull, and the push-and-pull is avoided appearing skidding, fixed orifices 4 have been seted up to the inboard of circuit breaker casing 1 top and bottom, protection machanism 5 sets up at the top and bottom edge of circuit breaker casing 1, protection machanism 5 includes draw-in groove 51, locking strip 52 and spacing lug 53, draw-in groove 51 is seted up at the top and bottom edge of circuit breaker casing 1, the inboard bottom of draw-in groove 51 is provided with locking strip 52, the inside one end of draw-in groove 51 is fixed with spacing lug 53, the shape of draw-in groove 51 is "C" style of calligraphy, and locking strip 52 of the inboard bottom of draw-in groove 51 is the cockscomb structure and distributes to draw-in groove 51 is interference fit through locking strip 52 and the connecting strip 7 of insulation board 6 one side, make the stable connection of draw-in groove 51 and connecting strip 7, can prevent that the insulation board 6 from appearing not hard up and dropping, one side of protection machanism 5 is provided with insulation board 6, insulation board 6 docks with protection machanism 5 through connecting strip 7, mounting groove 8 has been seted up to the one end of fixed orifices 4, the internal connection of mounting groove 8 has anti-loose ring 9, anti-loose ring 9's shape is oval, and anti-loose ring 9's length is greater than the opening width of mounting groove 8 to the through-hole 10 axial lead of anti-loose ring 9 both sides and the axial lead of fixed orifices 4 coincide each other, and anti-loose ring 9 passes through to constitute block structure between mounting groove 8 and the circuit breaker casing 1 moreover, makes anti-loose ring 9 can carry out stable installation in one side of circuit breaker casing 1, through-hole 10 has been seted up to anti-loose ring 9's both sides.

The working principle is as follows: when the automatic power-off device for the operation fault of the power distribution network is used, firstly, the oval anti-loosening ring 9 is pressed and clamped in the mounting groove 8 at one end of the fixing hole 4, so that the anti-loosening ring 9 and the shell 1 of the circuit breaker are installed in a butt joint mode, matched bolts sequentially penetrate through the fixing hole 4 and through holes 10 in the anti-loosening ring 9, then the matched bolts are fixedly connected with the inner side of a specified power distribution cabinet, so that the anti-loosening ring 9 is extruded and deformed, further the shell 1 of the circuit breaker is prevented from being loosened in installation, then, the plug board 34 in the anti-loosening block 33 is plugged with the butt joint hole 32 at one end of the shifting block 31, the locking screw 35 sequentially penetrates through the anti-loosening block 33, the shifting block 31 and the plug board 34 for fixation, the shifting block 31 can be driven to rotate in the switch base 2 through the anti-loosening block 33, and further the shell 1 of the circuit breaker can be powered on and off, after that, the insulation board 6 is inserted into the slot 51 through the connection strip 7, the connection strip 7 is tightly clamped by interference through the anti-loose strips 52 distributed in a zigzag manner, meanwhile, the abutting position of the connection strip 7 is limited through the limiting bump 53, so that the insulation board 6 is prevented from falling off during installation, the power cables connected are insulated and separated through the insulation boards 6 distributed symmetrically, and the content not described in detail in the description belongs to the prior art known to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an electric power distribution network operation trouble automatic cutout device, includes circuit breaker casing (1) and protection machanism (5), its characterized in that: the utility model discloses a breaker circuit breaker, including circuit breaker casing (1), protection mechanism (5), mounting groove (8), the internal connection of mounting groove (8) has anti-loosening ring (9), through-hole (10) have been seted up to the both sides of anti-loosening ring (9), the inside of switch seat (2) is provided with operating device (3), fixed orifices (4) have been seted up with the inboard of bottom at circuit breaker casing (1) top, protection mechanism (5) set up at the top and the bottom edge of circuit breaker casing (1), one side of protection mechanism (5) is provided with insulation board (6), insulation board (6) dock with protection mechanism (5) through connecting strip (7), mounting groove (8) have been seted up to the one end of fixed orifices (4).

2. The automatic power-off device for the operation faults of the power distribution network according to claim 1, characterized in that: operating device (3) are including shifting block (31), butt joint hole (32), non slipping spur (33), picture peg (34) and locking screw (35), the one end of shifting block (31) is fixed with the middle part of switch seat (2), the one end that switch seat (2) were kept away from in shifting block (31) has seted up butt joint hole (32), the one end that shifting block (31) are close to butt joint hole (32) is provided with non slipping spur (33), non slipping spur (33) are connected with butt joint hole (32) through picture peg (34), locking screw (35) run through non slipping spur (33) and are fixed with picture peg (34).

3. An electric power distribution network operation fault automatic power-off device according to claim 2, characterized in that: the width of the anti-skid block (33) is larger than that of the shifting block (31), the anti-skid block (33) is perpendicular to the insertion plate (34), and the size of the insertion plate (34) is matched with that of the butt joint hole (32).

4. The automatic power-off device for the operation faults of the power distribution network according to claim 1, characterized in that: protection machanism (5) are including draw-in groove (51), locking strip (52) and spacing lug (53), the top and the bottom edge at circuit breaker casing (1) are seted up in draw-in groove (51), the inboard bottom of draw-in groove (51) is provided with locking strip (52), the inside one end of draw-in groove (51) is fixed with spacing lug (53).

5. An automatic power-off device for operation faults of an electric power distribution network according to claim 4, characterized in that: the shape of draw-in groove (51) is "C" style of calligraphy, and the anti-loosening strip (52) of draw-in groove (51) inboard bottom are the zigzag distribution to draw-in groove (51) are interference fit through connecting strip (7) of anti-loosening strip (52) and insulation board (6) one side.

6. The automatic power-off device for the operation faults of the power distribution network according to claim 1, characterized in that: the shape of the anti-loosening ring (9) is oval, the length of the anti-loosening ring (9) is larger than the opening width of the mounting groove (8), the axial lead of the through hole (10) and the axial lead of the fixing hole (4) on two sides of the anti-loosening ring (9) are overlapped with each other, and the anti-loosening ring (9) passes through the mounting groove (8) and the circuit breaker shell (1) to form a clamping structure.