CN213693527U

CN213693527U - Excitation power control device of diesel generator set

Info

Publication number: CN213693527U
Application number: CN202021662345.0U
Authority: CN
Inventors: 王淳; 徐蓓; 王建武; 冯寿斌
Original assignee: Shaanxi Dingsheng Petroleum Electric Control Technology Co ltd
Current assignee: Shaanxi Dingsheng Petroleum Electric Control Technology Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-07-13
Anticipated expiration: 2030-08-10

Abstract

The utility model discloses a diesel generating set excitation power control device, which comprises a protective shell, wherein the bottom of the inner wall of the protective shell is fixedly connected with a plurality of buffer springs, the top parts of the plurality of buffer springs are fixedly connected with the bottom of a stabilizing plate, the center of the top part of the stabilizing plate is fixedly provided with an excitation power control circuit board, the two sides of the top part of the stabilizing plate are fixedly provided with ventilating fans, and the two sides of the top part of the protective shell are fixedly connected with a plurality of fixed shafts, the utility model relates to a diesel generating set excitation power control device which can reduce the fault rate of a diesel generating set to the maximum extent, adopts a self-excitation mode to provide excitation power for a generator, improves the dynamic response of the diesel generator, can stably control the output of the voltage of the generator, has excellent ventilation and heat dissipation functions at the same time, and can ensure the long-time, has high practical value.

Description

Excitation power control device of diesel generator set

Technical Field

The utility model relates to an excitation power controlling means, in particular to diesel generating set excitation power controlling means belongs to generator power control technical field.

Background

The condition that uninterrupted stable power supply of a power station of a drilling operation team is necessary when petroleum drilling operation is carried out in an inexhaustible desert environment is required, and in view of severe natural environment, the power station is required to have 24-hour uninterrupted power supply capacity, particularly in a tripping operation link, even if the power failure occurs for a short time, serious drilling accidents can be caused, huge economic loss cost is caused, a generator exciting circuit with complete functions, simplicity, reliability and low failure rate is designed, the diesel generator set is an indispensable choice for ensuring the safe operation of the diesel generator set, the existing excitation circuit control panel is easy to break down, and has no stable and long-term heat dissipation function, can not ensure the uninterrupted long-time operation of the generator, can not adapt to severe environment, therefore, the excitation power control device of the diesel generating set is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a diesel generating set excitation power controlling means to solve the current power controlling means that provides among the above-mentioned background art and often break down easily, and do not possess stable permanent heat dissipation function and can not adapt to the problem of adverse circumstances.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a diesel generating set excitation power controlling means, includes protecting sheathing, a plurality of buffer spring of fixedly connected with of the bottom of protecting sheathing inner wall, a plurality of buffer spring's top all with the bottom fixed connection of steadying plate, the center fixed mounting at steadying plate top has excitation power control circuit board, the equal fixed mounting in both sides at steadying plate top has the ventilation fan, the equal fixedly connected with a plurality of fixed axle in both sides at protecting sheathing top, a plurality of the outside of fixed axle all rotates with the inboard of rotary drum to be connected, a plurality of the outside of rotary drum is all fixed and is provided with a plurality of fin, the center fixed mounting at protecting sheathing inner wall top has electrostatic precipitation board, a plurality of louvre has all been seted up to protecting sheathing's both sides, protecting sheathing's one end fixed mounting has control switch board.

As an optimized technical scheme of the utility model, a plurality of hemispherical recesses have all been seted up on the surface of fin.

As an optimized technical scheme of the utility model, the bottom of protecting sheathing and the top fixed connection of slipmat.

As an optimized technical scheme of the utility model, a plurality of the outside of louvre is all fixed and is provided with the filtration screen panel.

As a preferred technical scheme of the utility model, the fixed surface of control switch board installs a plurality of control switch, heat dissipation switch and dust removal switch, and is a plurality of control switch all with excitation power control circuit board electric connection, two the ventilation fan all through heat dissipation switch and external power supply electric connection, electrostatic precipitation board passes through dust removal switch and external power supply electric connection.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a diesel generating set excitation power controlling means, this power controlling means can furthest's reduction diesel generating set's fault rate, and the mode that adopts the self-excitation provides excitation power for the generator, has improved diesel generator's dynamic response, and the output of control generator voltage that can be stable possesses good ventilation cooling function simultaneously, can guarantee the needs of the long-time uninterrupted duty of generating set, can use abominable operational environment, has higher practical value.

Drawings

Fig. 1 is a schematic front view of the cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the appearance structure of the main body of the present invention;

FIG. 3 is a schematic diagram of the design structure of the control circuit of the present invention;

fig. 4 is a schematic view of the heat dissipation structure of the present invention;

fig. 5 is a schematic top view of the cross-sectional structure of the present invention.

In the figure: 1. a protective housing; 2. a filtering net cover; 3. heat dissipation holes; 4. a control switch board; 5. a fixed shaft; 6. a ventilating fan; 7. an excitation power control circuit board; 8. a heat sink; 9. a rotating drum; 10. a hemispherical recess; 11. a non-slip mat; 12. a stabilizing plate; 13. a buffer spring; 14. an electrostatic dust collecting plate.

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.

Please refer to fig. 1-5, the utility model provides a diesel generating set excitation power controlling means, including protecting sheathing 1, a plurality of buffer spring 13 of fixedly connected with of the bottom of protecting sheathing 1 inner wall, the top of a plurality of buffer spring 13 all with the bottom fixed connection of steadying plate 12, the center fixed mounting at steadying plate 12 top has excitation power control circuit board 7, the equal fixed mounting in both sides at steadying plate 12 top has ventilating fan 6, the equal fixed connection in both sides at protecting sheathing 1 top has a plurality of fixed axle 5, the outside of a plurality of fixed axle 5 all is connected with the inboard rotation of rotary drum 9, the outside of a plurality of rotary drum 9 is all fixed and is provided with a plurality of fin 8, the center fixed mounting at protecting sheathing 1 inner wall top has electrostatic precipitation board 14, a plurality of louvre 3 has all been seted up to protecting sheathing 1's both sides, protecting sheathing 1's one end fixed mounting has control switch.

Preferably, a plurality of hemispherical grooves 10 are formed in the surfaces of the plurality of radiating fins 8, so that the contact area between the radiating fins 8 and the air can be increased, the heat transfer energy of the radiating fins is increased, the radiating capacity of the excitation power control circuit board 7 is improved, and the fault occurrence rate is reduced.

Preferably, the bottom of the protective shell 1 is fixedly connected with the top of the non-slip mat 11, the structure is simple and reasonable, and the work of the protective shell can be more stable.

Preferably, the filter screen 2 is fixedly arranged outside the heat dissipation holes 3, and under severe environments such as desert and the like, dust can enter the protective casing 1, so that the normal work of the excitation power control circuit board 7 is prevented from being influenced by more dust.

Preferably, a plurality of control switches, a heat dissipation switch and a dust removal switch are fixedly mounted on the surface of the control switch board 4, the control switches are electrically connected with the excitation power control circuit board 7, the two ventilation fans 6 are electrically connected with an external power supply through the heat dissipation switch, and the electrostatic dust collection board 14 is electrically connected with the external power supply through the dust removal switch.

When the excitation power control device is used, the control device is placed stably, the output line of the excitation power control circuit board 7 is connected with a diesel generator according to a normal use method, then the heat dissipation switch and the electrostatic dust removal switch are pressed through the control switch board 4, the heat dissipation switch enables the two ventilation fans 6 to be electrified to start working, the two ventilation fans 6 drive the air in the protective shell 1 to flow, the heat dissipated by the excitation power control circuit board 7 can be taken away quickly, the heat dissipation fins 8 can be blown due to the flow of the internal air, under the action of the air flow, the heat dissipation fins 8 can drive the rotary drum 9 to rotate slowly around the fixed shaft 5, the heat dissipation fins 8 with more heat absorption at the inner side are turned to the outer side, the heat is transferred to the outside through the heat dissipation holes 3, the hemispherical grooves 10 can increase the contact area between the heat dissipation fins 8 and the air, thereby increase its energy of carrying out the heat transfer, accelerate the heat-sinking capability of excitation power control circuit board 7, reduce the fault incidence, can filter through filtering screen panel 2 earlier when external air gets into protective housing 1, detach most dust, the tiny dust of part then can be adsorbed by electrostatic dust collection board 14, avoid influencing the normal work of excitation power control circuit board 7, this power control device can furthest's reduction diesel generating set's fault incidence, adopt the mode of self-excitation to provide excitation power for the generator, diesel generating set's dynamic response has been improved, the output of control generator voltage that can be stable, and the device has high practical value, and is worth using widely.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a diesel generating set excitation power controlling means, includes protecting sheathing (1), its characterized in that, a plurality of buffer spring (13) of fixedly connected with of the bottom of protecting sheathing (1) inner wall, a plurality of the top of buffer spring (13) all with the bottom fixed connection of steadying plate (12), the center fixed mounting at steadying plate (12) top has excitation power control circuit board (7), the both sides at steadying plate (12) top all fixed mounting have ventilating fan (6), the both sides at protecting sheathing (1) top all fixed connection have a plurality of fixed axle (5), a plurality of the outside of fixed axle (5) all is connected with the inboard rotation of rotary drum (9), a plurality of the outside of rotary drum (9) all is fixed and is provided with a plurality of fin (8), the center fixed mounting at protecting sheathing (1) inner wall top has static collection dirt board (14), a plurality of heat dissipation holes (3) are formed in the two sides of the protective shell (1), and a control switch board (4) is fixedly mounted at one end of the protective shell (1).

2. The excitation power control device of the diesel generator set according to claim 1, characterized in that: the surfaces of the plurality of radiating fins (8) are provided with a plurality of hemispherical grooves (10).

3. The excitation power control device of the diesel generator set according to claim 1, characterized in that: the bottom of the protective shell (1) is fixedly connected with the top of the non-slip mat (11).

4. The excitation power control device of the diesel generator set according to claim 1, characterized in that: the outer sides of the heat dissipation holes (3) are fixedly provided with filter screen covers (2).

5. The excitation power control device of the diesel generator set according to claim 1, characterized in that: the fixed surface of control switch board (4) installs a plurality of control switch, heat dissipation switch and dust removal switch, and is a plurality of control switch all with excitation power control circuit board (7) electric connection, two ventilation fan (6) all are through heat dissipation switch and external power supply electric connection, electrostatic precipitation board (14) are through dust removal switch and external power supply electric connection.