CN219100992U - Lock catch device for high-voltage circuit breaker cabinet of power plant - Google Patents

Abstract

The utility model discloses a locking device of a high-voltage circuit breaker cabinet of a power plant, which comprises a protective frame fixedly arranged on one side of the front surface of a cabinet door, wherein sliding grooves are fixedly arranged on two sides of the inside of the protective frame, sliding blocks are connected in the sliding grooves, a sealing plate is fixedly arranged on one side of the sliding blocks away from the sliding grooves, three clamping seats are uniformly arranged at the top of the sealing plate, fixing screws are fixedly arranged on the inner side wall of the front surface of the protective frame, the fixing screws penetrate through the protective frame and are connected with the cabinet door, reset mechanisms are arranged on two sides of the front surface of the protective frame, each reset mechanism comprises a mounting block, a telescopic rod, a spring, a rotating shaft, a driving rod and a driving block, grooves are formed in the front surface of each sliding block, a first stop block, a second stop block and a third stop block on each groove are arranged on the upper side Fang Guyou of each groove, so that the internal vibration of the device is avoided when the springs are reset, the service life of the device is prolonged, the use is convenient, and the working efficiency is greatly improved.

Description

Lock catch device for high-voltage circuit breaker cabinet of power plant

Technical Field

The utility model relates to the technical field of safety locking of high-voltage switch cabinets, in particular to a locking device of a high-voltage circuit breaker cabinet of a power plant.

Background

The high-voltage switch cabinet is used for power generation, power transmission, power distribution, electric energy conversion, power consumption, on-off, control or protection of a power system, and has the functions of a high-voltage isolating switch, a grounding switch, a high-voltage load switch, a high-voltage automatic superposition and sectionalizer, a high-voltage operating mechanism, a high-voltage explosion-proof power distribution device, a high-voltage switch cabinet and the like.

At present, the locking device is basically installed on the high-voltage switch cabinet door, the high-voltage circuit breaking locking device on the market adopts spring reset, although a sealed inner space is achieved, the high-voltage circuit breaking locking device becomes a safe high-voltage circuit breaking locking state and can be installed in a non-outage state, but in the spring reset process, the volatilization process has a vibration process, the service life of the device can be influenced for a long time, and an original fastening screw installed on the door plate of the current high-voltage circuit breaker cabinet is easy to leak.

Disclosure of Invention

In order to overcome the technical problems, the utility model aims to provide the locking device for the high-voltage circuit breaker cabinet of the power plant, which is convenient to use, and improves the safety performance and the service life of equipment.

The aim of the utility model can be achieved by the following technical scheme:

the locking device of the high-voltage circuit breaker cabinet of the power plant comprises a cabinet door (1), a clamping seat (5) and a protective frame (10) arranged on the front surface of the cabinet door (1); the protection frame (10) is provided with a sliding groove (3), the sliding groove (3) is connected with a sliding block (41), the sliding block (41) is provided with a sealing plate (4), the protection frame (10) is provided with a fixing screw (6), the fixing screw (6) penetrates through the protection frame (10) and is connected with a cabinet door (1), and the protection frame (10) is provided with a reset mechanism (7); the novel anti-theft protection device is characterized in that a coded lock (8) is fixedly arranged in the middle of the top of the protection frame (10), three clamping blocks (9) are uniformly arranged on the front face of the coded lock (8), and the sliding groove (3) is connected with the sliding block (41).

A high-voltage circuit breaker cabinet locking device of power plant, canceling release mechanical system (7) including dress at protection frame (10) both sides installation piece (701), both sides telescopic link (702) are equipped with to installation piece (701), both sides telescopic link (702) are equipped with spring (703), axis of rotation (704) are connected to installation piece (701), actuating lever (705) are installed to axis of rotation (704), actuating lever (705) are connected with actuating block (706), both sides slider (41) are equipped with recess (708), both sides first dog (709) are equipped with in recess (708), both sides second dog (710) are equipped with in recess (708), third dog (711) are equipped with in recess (708).

The first stop block (709) and the driving block (706) are mutually clamped; the second stop block (710) is mutually clamped with the driving block (706); the protective frame (10) is provided with three through holes (2), the inside of the clamping seat (5) is hollow, and the clamping seat (5) passes through the through holes (2) and is mutually clamped with the clamping blocks (9); the sealing plate (4) is provided with three clamping seats (5).

The utility model has the beneficial effects that:

1. through canceling release mechanical system, make the staff when operation and use, there is a buffering when the closing plate rises and descends, and the dynamics is too big to cause the inside vibrations of device when avoiding the spring to reset, has improved the life of device to easy operation, it is convenient to use, especially adapted staff's use has improved the efficiency of work greatly.

2. The sealing plate pushes upwards, forms a sealed inner space through the protection frame and the baffle, becomes safe high-voltage circuit breaker cabinet locking state, can install under the state of not cutting off power supply, and after the password is input again, the block is retrieved, and the rethread canceling release mechanical system makes the baffle descend, conveniently exposes inside fixed screw, has improved security performance, simple structure, convenient to use.

Firstly, in the using process of the utility model, the right password is input into the coded lock 8 to retract the clamping block 9, at the moment, the sealing plate 4 is pushed upwards, the sliding block 41 is enabled to squeeze the spring 703, in the extruding process, the driving block 706 is enabled to move to one side by the force of the third stop block 711, after the sliding block 41 is squeezed, the spring 703 is reset to enable the sliding block 41 to move downwards, in the moving process, the driving block 706 moves to the middle concave part of the first stop block 709 through the inclined plane of the first stop block 709 to form clamping, the internal vibration of the device caused by too large force when the spring 703 is reset is avoided, the service life of the device is prolonged, the operation is simple, the use is convenient, the device is very suitable for the use of staff, the working efficiency is greatly improved, in the moving process, because the clamping block 9 is retracted, the clamping seat 5 moves downwards after no limit, in the moving process, the sliding groove 3 and the sliding block 41 slide steadily, so that the internal fixing screw 6 is exposed, after the operation is finished, the driving block 706 is extruded by the top of the second stop block 710 by pushing the sealing plate 4 upwards, the driving block 706 moves to one side through the rotating shaft 704, the driving block 706 and the second stop block 710 form clamping through the inclined plane arranged at the bottom of the second stop block 710, in the moving process, the sliding block 41 and the sliding groove 3 are in sliding connection, the clamping seat 5 passes through the through hole 2 and is in clamping connection with the clamping block 9 to form a sealed internal space, and the safe high-voltage circuit breaker cabinet is in a locking state and can be installed in a non-outage state, so that the effect of simple structure and convenience in use is achieved.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a reset mechanism according to the present utility model;

FIG. 3 is a schematic diagram of the motion structure of the reset mechanism in the utility model;

fig. 4 is a schematic side view of the reset mechanism in the present utility model.

In the figure: 1. a cabinet door; 2. a through hole; 3. a chute; 4. a sealing plate; 41. a slide block; 5. a clamping seat; 6. a set screw; 7. a reset mechanism; 701. a mounting block; 702. a telescopic rod; 703. a spring; 704. a rotating shaft; 705. a driving rod; 706. a driving block; 708. a groove; 709. a first stopper; 710. a second stopper; 711. a third stopper; 8. a coded lock; 9. a clamping block; 10. and a protective frame.

Detailed Description

As shown in fig. 1-4, a power plant high voltage circuit breaker cabinet locking device comprises a cabinet door 1, a clamping seat 5 and a protection frame 10 fixedly installed on one side of the front surface of the cabinet door 1, wherein a coded lock 8 is fixedly installed in the middle of the top of the protection frame 10, three clamping blocks 9 are uniformly arranged on the front surface of the coded lock 8, the clamping blocks 9 are stretched by inputting passwords, three through holes 2 are uniformly formed in the top of the protection frame 10, the inside of the clamping seat 5 is hollow, the clamping seat 5 penetrates through the through holes 2 and is mutually clamped with the clamping blocks 9, the sealing plate 4 conveniently penetrates through the through holes 2 and is clamped with the clamping blocks 9 in the process of ascending, a sliding groove 3 is fixedly installed on two sides of the inside of the sealing plate 4, a sliding groove 41 is connected with the sliding groove 3, the sliding groove 3 is fixedly connected with the sliding block 41, one side of the sliding block 41, which is far away from the sliding groove 3, of the sealing plate 4 is uniformly provided with the three clamping seats 5, the sealing plate 9 is conveniently clamped with the sealing plate, a fixing screw 6 is fixedly installed on the inner side wall of the protection frame 10, and the fixing screw 6 penetrates through the clamping block 9 to be connected with two sides of the cabinet door 1, and the protection frame 10 is provided with two sides of the front surface of the protection mechanism 7.

The reset mechanism 7 comprises mounting blocks 701 fixedly mounted on inner top walls of two sides of the protective frame 10, telescopic rods 702 are fixedly mounted at bottoms of the mounting blocks 701 on two sides, springs 703 are fixedly mounted on outer surfaces of the telescopic rods 702 on two sides, workers can use the telescopic rods conveniently by means of reset of the springs 703, rotating shafts 704 are rotatably connected in the middle of the front faces of the mounting blocks 701, driving rods 705 are fixedly mounted at bottoms of the rotating shafts 704, the driving rods 705 can rotate to facilitate the driving blocks 706 to form clamping, driving blocks 706 are fixedly mounted at bottoms of the driving rods 705, grooves 708 are formed in the front faces of the sliding blocks 41 on two sides, first check blocks 709 are fixedly mounted above the grooves 708 on two sides, the bottoms of the first check blocks 709 are mutually clamped with the driving blocks 706, inclined surfaces are arranged at bottoms of the first check blocks 709, second check blocks 710 are fixedly mounted in the middle of the bottoms of the two side grooves 708, inclined surfaces are mutually clamped with the driving blocks 706, third check blocks 711 are fixedly mounted at tops of the grooves 708, inclined surfaces are arranged at tops of the third check blocks, and vibration generated by the driving blocks 706 in the use process of being convenient to the driving blocks 706 and the first check blocks 709 and the second check blocks 709 are clamped with the second check blocks 706.

Claims (3)

1. The locking device of the high-voltage circuit breaker cabinet of the power plant comprises a cabinet door (1), a clamping seat (5) and a protective frame (10) arranged on the front surface of the cabinet door (1); the protective frame is characterized in that the protective frame (10) is provided with a sliding groove (3), the sliding groove (3) is connected with a sliding block (41), the sliding block (41) is provided with a sealing plate (4), the protective frame (10) is provided with a fixing screw (6), the fixing screw (6) penetrates through the protective frame (10) and is connected with a cabinet door (1), and the protective frame (10) is provided with a reset mechanism (7); the novel anti-theft protection device is characterized in that a coded lock (8) is fixedly arranged in the middle of the top of the protection frame (10), three clamping blocks (9) are uniformly arranged on the front face of the coded lock (8), and the sliding groove (3) is connected with the sliding block (41).

2. The power plant high-voltage circuit breaker cabinet locking device according to claim 1, wherein the reset mechanism (7) comprises mounting blocks (701) arranged on two sides of the protective frame (10), the mounting blocks (701) are provided with telescopic rods (702) on two sides, the telescopic rods (702) are provided with springs (703), the mounting blocks (701) are connected with a rotating shaft (704), the rotating shaft (704) is provided with a driving rod (705), the driving rod (705) is connected with a driving block (706), the sliding blocks (41) on two sides are provided with grooves (708), the grooves (708) on two sides are provided with first check blocks (709), the grooves (708) on two sides are provided with second check blocks (710), and the grooves (708) are provided with third check blocks (711).

3. The power plant high voltage circuit breaker cabinet locker of claim 2, wherein said first stop (709) is engaged with the driving block (706); the second stop block (710) is mutually clamped with the driving block (706); the protective frame (10) is provided with three through holes (2), the inside of the clamping seat (5) is hollow, and the clamping seat (5) passes through the through holes (2) and is mutually clamped with the clamping blocks (9); the sealing plate (4) is provided with three clamping seats (5).

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