CN218888130U

CN218888130U - Reversing resistance-capacitance absorption device for generator excitation system

Info

Publication number: CN218888130U
Application number: CN202220924623.8U
Authority: CN
Inventors: 刘宏峰; 张忠华; 杨庆志; 孙涛; 柴振刚; 任秋宇; 王东宁; 李杨; 肖龙; 姜礼成
Original assignee: Yingkou Power Plant of Huaneng Power International Inc
Current assignee: Yingkou Power Plant of Huaneng Power International Inc
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2023-04-18
Anticipated expiration: 2032-04-21

Abstract

The utility model discloses a switching-over resistance-capacitance absorbing device for generator excitation system relates to resistance-capacitance absorber field, the utility model discloses a mounting panel, the top both sides of mounting panel are provided with construction bolt and anticreep subassembly respectively, and the anticreep subassembly is including spout, slider and mounting bracket, the utility model discloses a be provided with the anticreep subassembly, when installing resistance-capacitance absorbing device, the staff fixes construction bolt earlier, then staff's slip mounting bracket to this makes the slider slide in the spout, and then makes construction bolt be located the inboard of mounting bracket, then the staff rotates the screw rod, makes the clamp plate move down with this, and then makes the rubber pad on construction bolt's top, through compressing tightly fixed to construction bolt, avoids construction bolt to receive operational environment's vibrations influence and takes place the pine and take off, has improved the stability after the installation of resistance-capacitance absorbing device.

Description

Reversing resistance-capacitance absorption device for generator excitation system

Technical Field

The utility model relates to a hinder and hold the absorber field, specifically be a switching-over hinders and holds absorbing device for generator excitation system.

Background

The resistance-capacitance absorption device is used for absorbing and consuming self-induced electromotive force generated by an inductive load when the circuit is disconnected, and can prevent the insulation breakdown of the load caused by overvoltage.

The fixed bolt that often adopts of resistance-capacitance absorber is fixed with the base, and this kind of fixed mode often needs to adopt a plurality of bolts to fix, because the bolt fastening rusts easily, is difficult for dismantling to need carry the instrument just can unscrew the bolt, comparatively troublesome, secondly, the base of resistance-capacitance absorber directly closes fixedly soon through the bolt when using and easily causes the installation not fasten, and the bolt is not hard up easily and is influenced the use.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a switching-over resistance-capacitance absorption device for generator excitation system to solve inconvenient dismouting and the insecure technical problem of installation.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a switching-over resistance-capacitance absorbing device for generator excitation system, includes the mounting panel, the top both sides of mounting panel are provided with construction bolt and anticreep subassembly respectively, the anticreep subassembly is including spout, slider and mounting bracket, the top of mounting panel is provided with the dismouting subassembly, the dismouting subassembly is including mounting groove, installation cavity, gag lever post, press the depression bar, fixed hook and spring, the inside of mounting groove is provided with resistance-capacitance absorber main part.

Further, the slider is located the inside of spout, the mounting bracket is fixed in the top of slider, the top of mounting bracket is run through there is the screw rod, the bottom of screw rod is connected with the clamp plate.

Through adopting above-mentioned technical scheme, after the construction bolt is fixed, the staff rotates the screw rod to this pressure that makes the clamp plate is on construction bolt, and then makes the difficult rotation of construction bolt and not hard up.

Further, the dismouting subassembly is still including the spacing groove that is located resistance-capacitance absorber main part both sides, the one end of gag lever post extends to the inside of spacing groove, the top of gag lever post is fixed with the fixed block, the bottom of gag lever post is fixed with the dead lever, the activity groove has been seted up to the inside below of installation cavity, the bottom of dead lever is fixed with the movable block, the inside top of installation cavity is provided with the bracing piece, the bottom and the fixed hook of bracing piece are connected, the spring is located top one side of fixed hook, the top both sides of installation cavity have all been run through and have been pressed the depression bar, the bottom of pressing the depression bar is connected with the one end of fixed hook, first magnetic path is installed to one side of dead lever, inside one side of installation cavity is provided with the second magnetic path.

Through adopting above-mentioned technical scheme, when dismantling resistance-capacitance absorber main part, the staff exerts pressure to the press ram, and one side makes fixed hook and fixed block break away from, under the repulsion between first magnetic path and second magnetic path, can make gag lever post and spacing groove break away from.

Furthermore, a knob is fixed at the top end of the screw rod, and anti-skid grains are arranged on the outer surface of the knob.

Through adopting above-mentioned technical scheme, the staff makes the screw rod rotate more convenient through the knob, and the frictional force of knob can be increased to the antiskid line.

Furthermore, a rubber pad is arranged at the bottom of the pressing plate and is in contact with the top of the mounting bolt.

Through adopting above-mentioned technical scheme, the rubber pad has great frictional force, and then makes the difficult rotation of taking place of construction bolt and not hard up.

Furthermore, the sliding block is matched with the sliding groove, and the cross-sectional views of the sliding block and the sliding groove are in a shape like a Chinese character 'tu'.

Through adopting above-mentioned technical scheme, "protruding" font design can make slider and spout more stable when sliding.

Furthermore, the first magnetic block and the second magnetic block are both permanent magnets, and the positive poles of the first magnetic block and the second magnetic block are opposite.

By adopting the technical scheme, the positive electrodes of the first magnetic block and the second magnetic block can generate a repulsive force relatively, so that the limiting rod can reset.

Furthermore, a first pressing plate is fixed at one end of the limiting rod, and a second pressing plate is fixed at the top end of the pressing rod.

Through adopting above-mentioned technical scheme, first pressing the clamp plate can be convenient for exert pressure to the gag lever post, and the second is pressed the clamp plate and can be convenient for press the press rod and press.

Furthermore, one side of the fixed block and one end of the fixed hook are both arc-shaped.

Through adopting above-mentioned technical scheme, can lead to the power when fixed block and fixed hook extrusion to this makes the fixed hook upward movement.

To sum up, the utility model discloses mainly have following beneficial effect:

1. the utility model discloses a be provided with the dismouting subassembly, when dismantling resistance-capacitance absorber main part, the staff carries out the pressure testing to the pressing lever, make the one end of fixed hook upwards move and extrude the spring with this, and then make fixed hook and fixed block break away from, meanwhile, under the repulsion force of first magnetic path and second magnetic path, the gag lever post moves to the direction of keeping away from resistance-capacitance absorber main part, so that gag lever post and spacing groove break away from, so the staff can take out resistance-capacitance absorber main part from the mounting groove, when installing resistance-capacitance absorber, the staff inserts resistance-capacitance absorber in the mounting groove earlier, then the staff carries out the pressure testing to the gag lever post, so that the gag lever post overcomes the repulsion force of first magnetic path and second magnetic path and inserts the spacing inslot, meanwhile, the fixed block can extrude the fixed hook, because fixed block one side is the arc with the one end of fixed hook, after fixed block extrudees with the fixed hook, the fixed hook can move up, after the fixed block moves to a certain position, the fixed hook can be on the fixed block, thereby reached the fixed hook, thereby the installation efficiency of dismantling resistance-capacitance absorber is increased, the installation efficiency is more rapidly;

2. the utility model discloses a be provided with the anticreep subassembly, when installing resistance-capacitance absorbing device, the staff fixes construction bolt earlier, then staff's slip mounting bracket, make the slider slide in the spout with this, and then make construction bolt be located the inboard of mounting bracket, then the staff rotates the screw rod, make the clamp plate move down with this, and then make the rubber pad on construction bolt's top, it is fixed through compressing tightly to construction bolt, avoid construction bolt to receive operational environment's vibrations influence and take place the pine to take off, the stability after installing resistance-capacitance absorbing device has been improved.

Drawings

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

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 3 is an enlarged schematic structural view of the utility model at the position B in fig. 1;

fig. 4 is a schematic view of the structure of the limiting rod of the present invention;

fig. 5 is a schematic view of the structure of the mounting frame of the present invention.

In the figure: 1. mounting a plate; 2. installing a bolt; 3. an anti-drop component; 301. a chute; 302. a slider; 303. a mounting frame; 304. a screw; 305. pressing a plate; 306. a knob; 307. a rubber pad; 4. disassembling and assembling the components; 401. mounting grooves; 402. a mounting cavity; 403. a limiting rod; 404. a fixing rod; 405. a movable groove; 406. a movable block; 407. a first pressing plate; 408. a first magnetic block; 409. a second magnetic block; 410. a limiting groove; 411. a support bar; 412. a spring; 413. a fixed hook; 414. a fixed block; 415. a pressing lever; 416. a second pressing plate; 5. a resistance-capacitance absorber body.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

The following describes an embodiment of the present invention according to its overall structure.

A commutation resistance-capacitance absorption device for a generator excitation system comprises a mounting plate 1, mounting bolts 2 and anti-drop assemblies 3 are respectively arranged on two sides of the top of the mounting plate 1, each anti-drop assembly 3 comprises a chute 301, a sliding block 302 and a mounting frame 303, each sliding block 302 is positioned inside the chute 301, each mounting frame 303 is fixed on the top of the corresponding sliding block 302, a screw 304 penetrates through the top of the corresponding mounting frame 303, a pressing plate 305 is connected to the bottom end of each screw 304, after the mounting bolts 2 are fixed, an operator rotates the screws 304 to press the pressing plates 305 on the mounting bolts 2, so that the mounting bolts 2 are not easy to rotate and loosen, a dismounting assembly 4 is arranged on the top of the mounting plate 1, the dismounting assembly 4 comprises a mounting groove 401, a mounting cavity 402, a limiting rod 403, a pressing rod 415, a fixed rod 413, a fixed hook 413 and a spring 412, the dismounting assembly 4 further comprises limiting grooves 410 positioned on two sides of the body 5 of the corresponding to enable one end of the limiting rod 403 to extend to the inside the limiting groove 410, a fixed block 414 is fixed on the top of the limiting rod 403, a fixed rod 404, a fixed rod 415 is fixed rod 413, a fixed rod 412, a fixed rod is arranged on one side of the top of the supporting rod 411, and a magnetic block 413, and a magnetic block 411 is connected to a magnetic block 411 arranged on one side of a fixed rod 411 arranged on one side of the top of the fixed rod 413, and a fixed rod 412, and a magnetic block 411 arranged on one side of the fixed rod 413, and a fixed rod 413 arranged on one side of the fixed rod 413, and a fixed rod 413, under the repulsive force between the first magnetic block 408 and the second magnetic block 409, the limiting rod 403 can be separated from the limiting groove 410, the resistance-capacitance absorber main body 5 is arranged inside the mounting groove 401, the first magnetic block 408 and the second magnetic block 409 are both permanent magnets, the positive poles of the first magnetic block 408 and the second magnetic block 409 are opposite, the repulsive force can be generated when the positive poles of the first magnetic block 408 and the second magnetic block 409 are opposite, and the limiting rod 403 can be reset.

Referring to fig. 1 and 5, a knob 306 is fixed at the top end of the screw 304, anti-slip patterns are arranged on the outer surface of the knob 306, the screw 304 can be rotated more conveniently by a worker through the knob 306, the friction force of the knob 306 can be increased through the anti-slip patterns, a rubber pad 307 is arranged at the bottom of the pressing plate 305, the rubber pad 307 is in contact with the top of the mounting bolt 2, the rubber pad 307 has larger friction force, and the mounting bolt 2 is not easy to rotate and loosen.

Referring to fig. 2, the sliding block 302 is adapted to the sliding groove 301, and the sliding block 302 and the sliding groove 301 are in a shape like a Chinese character 'tu', and the sliding block 302 and the sliding groove 301 are more stable when sliding due to the design of the Chinese character 'tu'.

Referring to fig. 1 and 3, the first magnetic block 408 and the second magnetic block 409 are both permanent magnets, the positive poles of the first magnetic block 408 and the second magnetic block 409 are opposite, and the positive poles of the first magnetic block 408 and the second magnetic block 409 are opposite to each other to generate an opposing force, so that the limiting rod 403 can be reset, one side of the fixing block 414 and one end of the fixing hook 413 are both arc-shaped, and the fixing block 414 and the fixing hook 413 can guide the force when being pressed, so that the fixing hook 413 moves upwards.

The implementation principle of the embodiment is as follows: firstly, when a worker installs the resistance-capacitance absorption device, the worker firstly fixes the mounting bolt 2, then the worker slides the mounting frame 303 to enable the sliding block 302 to slide in the sliding groove 301, so that the mounting bolt 2 is positioned at the inner side of the mounting frame 303, then the worker rotates the screw 304 to enable the pressing plate 305 to move downwards, so that the rubber pad 307 is arranged at the top end of the mounting bolt 2, the mounting bolt 2 is prevented from being loosened due to the vibration influence of the working environment by compressing and fixing the mounting bolt 2, when the resistance-capacitance absorption device main body 5 is disassembled, the worker presses the pressing rod 415 to enable one end of the fixing hook 413 to move upwards and extrude the spring 412, so that the fixing hook 413 is separated from the fixing block 414, meanwhile, under the repulsive force of the first magnetic block 408 and the second magnetic block, the limiting rod 403 moves towards the direction far away from the resistance-capacitance absorption device main body 5 to enable the limiting rod 403 to be separated from the limiting groove 410, so that the worker can take the resistance-capacitance absorption device main body 5 out of the mounting groove 5 from the mounting groove, when the worker inserts the fixing hook 403 into the fixing block 414, the fixing hook is inserted into the fixing groove 414, the fixing hook 414, the fixing block 414, the fixing hook is capable of pressing rod 414, and the fixing absorber 413, when the worker inserts the fixing hook is inserted into the fixing block 414, the fixing hook 401, the fixing hook 414, the fixing block 403, the fixing hook is capable of fixing hook, and the fixing hook 414, the installation and the disassembly are quicker.

Although embodiments of the present invention have been shown and described, it is intended that the present embodiments be illustrative only and not limiting to the invention, and that the particular features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples, and that modifications, substitutions, variations, and the like, which are not inventive in light of the above teachings, may be made to the embodiments by those skilled in the art without departing from the principles and spirit of the present invention, but are to be construed as broadly as the following claims.

Claims

1. A commutation resistance-capacitance absorption device for a generator excitation system comprises a mounting plate (1), and is characterized in that: the top both sides of mounting panel (1) are provided with construction bolt (2) and anticreep subassembly (3) respectively, anticreep subassembly (3) are including spout (301), slider (302) and mounting bracket (303), the top of mounting panel (1) is provided with dismouting subassembly (4), dismouting subassembly (4) are including mounting groove (401), installation cavity (402), gag lever post (403), press down depression bar (415), fixed hook (413) and spring (412), the inside of mounting groove (401) is provided with hinders and holds absorber main part (5).

2. The commutation resistor-capacitor absorption device for the excitation system of the generator as claimed in claim 1, wherein: the slider (302) is located the inside of spout (301), mounting bracket (303) are fixed in the top of slider (302), screw rod (304) have been run through to the top of mounting bracket (303), the bottom of screw rod (304) is connected with clamp plate (305).

3. The commutation resistor-capacitor absorption device for the excitation system of the generator as claimed in claim 1, wherein: dismouting subassembly (4) are still including spacing groove (410) that are located resistance-capacitance absorber main part (5) both sides, the one end of gag lever post (403) extends to the inside of spacing groove (410), the top of gag lever post (403) is fixed with fixed block (414), the bottom of gag lever post (403) is fixed with dead lever (404), activity groove (405) have been seted up to the inside below of installation cavity (402), the bottom of dead lever (404) is fixed with movable block (406), the inside top of installation cavity (402) is provided with bracing piece (411), the bottom and the fixed hook (413) of bracing piece (411) are connected, spring (412) are located the top one side of fixed hook (413), the top both sides of installation groove (401) all run through and have pressed down pole (415), the bottom of pressing down pole (415) is connected with the one end of fixed hook (413), first magnetic path (408) are installed to one side of dead lever (404), inside one side of installation cavity (402) is provided with second magnetic path (409).

4. The commutation resistor-capacitor absorption device for the excitation system of the generator as claimed in claim 2, wherein: the top end of the screw rod (304) is fixed with a knob (306), and the outer surface of the knob (306) is provided with anti-skid grains.

5. The commutation, resistance and capacitance absorption device for the excitation system of the generator according to claim 2, wherein: the bottom of the pressing plate (305) is provided with a rubber pad (307), and the rubber pad (307) is in contact with the top of the mounting bolt (2).

6. The commutation, resistance and capacitance absorption device for the excitation system of the generator according to claim 1, wherein: the sliding block (302) is matched with the sliding groove (301), and the cross sections of the sliding block (302) and the sliding groove (301) are in a convex shape.

7. The commutation resistor-capacitor absorption device for the excitation system of the generator as claimed in claim 3, wherein: the first magnetic block (408) and the second magnetic block (409) are both permanent magnets, and the positive electrodes of the first magnetic block (408) and the second magnetic block (409) are opposite.

8. The commutation resistor-capacitor absorption device for the excitation system of the generator as claimed in claim 3, wherein: a first pressing plate (407) is fixed to one end of the limiting rod (403), and a second pressing plate (416) is fixed to the top end of the pressing rod (415).

9. The commutation resistor-capacitor absorption device for the excitation system of the generator as claimed in claim 3, wherein: one side of the fixing block (414) and one end of the fixing hook (413) are both in arc-shaped design.