CN213938687U

CN213938687U - Microcomputer excitation circuit system of full-digital double-microcomputer system

Info

Publication number: CN213938687U
Application number: CN202023049817.8U
Authority: CN
Inventors: 杜基夫; 韩天翼; 陈俊言
Original assignee: China Nuclear Industry Electrical Machinery Operation Technology Development Co ltd
Current assignee: China Nuclear Industry Electrical Machinery Operation Technology Development Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-08-10
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses a computer excitation circuit system of full-digital two computer systems. Including little rack device, install the heat abstractor of little rack device rear side installs the connecting device of heat abstractor upside, little rack device includes little rack, the cavity has been seted up to little rack inboard, little rack is inboard to install relay and circuit breaker, heat abstractor includes the heat dissipation box, the box chamber has been seted up to heat dissipation box inboard, the heat dissipation box embeds there is fan unit, fan unit includes the flabellum, the pivot is installed to the flabellum rear side, the motor is installed to the pivot rear side, the utility model discloses a be provided with fan unit and improved the radiating efficiency of whole device.

Description

Microcomputer excitation circuit system of full-digital double-microcomputer system

Technical Field

The utility model relates to a microcomputer electromagnetic circuit technical field specifically is a computer excitation circuit system of two computer systems of full-digital.

Background

In a control system of a synchronous generator, an excitation regulator is an important component, when a single generator operates, the excitation regulator regulates the terminal voltage of the generator by regulating the excitation current of the generator, when a plurality of generators in an electric power system operate in parallel, the excitation regulator reasonably distributes the reactive power between the generators operating in parallel by regulating the excitation current, so that the static and dynamic stability of the electric power system is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two computer excitation circuit system of full-digital microcomputer system to solve the current two computer systems that provide in the above-mentioned background art, because computer is more, and excitation circuit arranges intensive relatively poor problem that leads to whole device radiating efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a two computer excitation circuit system of full-digital computer system, includes little rack device, installs the heat abstractor of little rack device rear side installs the connecting device of heat abstractor upside, little rack device is including little rack, the cavity has been seted up to little rack inboard, relay and circuit breaker are installed to little rack inboard, heat abstractor includes the heat dissipation box, the box chamber has been seted up to heat dissipation box inboard, the heat dissipation box embeds there is fan unit, fan unit includes the flabellum, the pivot is installed to the flabellum rear side, the motor is installed to the pivot rear side.

Further, a cabinet plate is installed on the front side of the micro cabinet, and a hinge is installed between the micro cabinet and the cabinet plate.

Furthermore, a display is installed on the front side of the cabinet plate.

Furthermore, a filter screen is installed on the front side of the cabinet plate.

Furthermore, a plurality of buttons are installed on the front side of the cabinet plate.

Further, a handle is installed on the front side of the cabinet plate.

Furthermore, connecting device includes the connecting plate, the connecting plate upper surface with little rack with heat dissipation box upper surface has seted up the connecting hole, the connecting hole embeds has the connecting bolt, the connecting bolt with connecting hole threaded connection.

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

the utility model discloses a be provided with fan unit and improved the radiating efficiency of whole device to make whole device both can guarantee the circulation of air through the filter screen, external dust can not disturb the operation of inside computer system yet.

Two microcomputer systems are convenient to place by arranging two microcomputer cabinets.

Drawings

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention;

FIG. 2 is an exploded view of the micro rack device of the embodiment of FIG. 1;

FIG. 3 is a schematic structural diagram of the heat dissipation device in the embodiment of FIG. 1;

FIG. 4 is a schematic structural diagram of the fan apparatus in the embodiment of FIG. 1;

FIG. 5 is a structural exploded view of the coupling device of the embodiment of FIG. 1;

fig. 6 is a block diagram of the microcomputer excitation adjusting system in the embodiment of fig. 1.

Reference numerals:

100. a micro cabinet device;

110. a micro cabinet; 111. a cavity; 112. a hinge; 113. a relay; 114. a circuit breaker;

120. a cabinet panel; 121. a display; 122. a filter screen; 123. a button; 124. a handle;

200. a heat sink;

210. a heat dissipation box; 211. a cassette cavity;

220. a fan device; 221. a fan blade; 222. a rotating shaft; 223. a motor;

300. a connecting device;

310. a connecting plate; 311. connecting holes; 312. and connecting the bolt.

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.

Example 1

Referring to fig. 1-5, a microcomputer excitation circuit system of a fully digital dual microcomputer system includes a microcomputer cabinet device 100, a heat sink 200 installed at the rear side of the microcomputer cabinet device 100, and a connecting device 300 installed at the upper side of the heat sink 200, the microcomputer cabinet device 100 includes a microcomputer cabinet 110, the apparatus has two microcomputer cabinets 110 for conveniently placing dual microcomputer systems, a cavity 111 is formed at the inner side of the microcomputer cabinet 110, a relay 113 and a circuit breaker 114 are installed at the inner side of the microcomputer cabinet 110, the heat sink 200 includes a heat sink box 210, a box cavity 211 is formed at the inner side of the heat sink box 210, a fan device 220 is disposed in the heat sink box 210, the fan device 220 includes a fan blade 221, a rotating shaft 222 is installed at the rear side of the fan blade 221, a motor 223 is installed at the rear side of the rotating shaft 222, the motor 223 drives the fan 221 to rotate, so that the heat dissipation efficiency of the whole device is obviously improved.

In order to solve the problem that the micro-cabinet 110 is inconvenient to open, the cabinet plate 120 is installed at the front side of the micro-cabinet 110, the hinge 112 is installed between the micro-cabinet 110 and the cabinet plate 120, and the cabinet plate 120 and the micro-cabinet 110 are rotatably connected through the hinge mode of the hinge 112.

In order to solve the problem that the micro-cabinet 110 cannot display the working condition, further, a display 121 is installed on the front side of the cabinet plate 120, so that the staff can observe the display condition of the micro-cabinet conveniently.

In order to solve the problem of air circulation of the whole device, furthermore, a filter screen 122 is installed on the front side of the cabinet plate 120, so that the whole device can be prevented from being invaded by dust while the air circulation is ensured to facilitate heat dissipation.

In order to solve the problem that the whole device is inconvenient to operate, specifically, a plurality of buttons 123 are installed on the front side of the cabinet plate 120, so that the whole device is more convenient to operate.

In order to solve the problem that the cabinet door 120 is not convenient to open, it should be noted that the handle 124 is installed at the front side of the cabinet plate 120, and the cabinet door 120 is more convenient to open due to the installation of the handle 124.

In order to solve the problem of connection between the heat sink 200 and the rack device 100, the connection device 300 includes a connection board 310, wherein the connection board 310 and the rack 110 and the heat sink box 210 have connection holes 311, and connection bolts 312 are disposed in the connection holes 311, so that the heat sink 200 and the rack device 100 are easily assembled and disassembled by screwing the connection bolts 312 and the connection holes 311.

To sum up, the utility model provides a pair of two microcomputer system's of full-digital computer excitation circuit system, at the during operation, at first, cabinet door 120 is opened, the inside components and parts of little cabinet 110 of inspection, close cabinet door 120 again, through the little cabinet 110 of button 123 operation, the working condition is watched to display screen 121, open motor 223 again, accelerate the heat dissipation of whole device through rotatory flabellum 221, when needs overhaul clean whole device, will connect the rotatory taking off of bolt 312, take off connecting plate 310 and can separate heat abstractor 200 and little cabinet device 100.

Example 2

As a second embodiment of the present invention, in order to facilitate the stable operation of the dual microcomputer system, a stator power supply and an excitation machine in a working magnetic field need to be provided for the motor of the dual microcomputer system.

As shown in fig. 6, the excitation regulator has the basic function in the circuit to measure the generator voltage, convert the generator voltage into direct current voltage through the transformer and the excitation regulator, and compare the direct current voltage with a given reference voltage to obtain a voltage deviation signal to realize the excitation process of the whole device, so that stable electric energy is provided for the double-microcomputer system, and the normal operation of the whole device is guaranteed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. A microcomputer excitation circuit system of a full-digital double microcomputer system comprises a microcomputer cabinet device (100), a heat dissipation device (200) arranged at the rear side of the microcomputer cabinet device (100), and a connecting device (300) arranged at the upper side of the heat dissipation device (200), characterized in that the micro cabinet device (100) comprises a micro cabinet (110), a cavity (111) is arranged on the inner side of the micro cabinet (110), a relay (113) and a breaker (114) are arranged on the inner side of the micro cabinet (110), the heat dissipation device (200) comprises a heat dissipation box (210), a box cavity (211) is arranged on the inner side of the heat dissipation box (210), a fan device (220) is arranged in the heat dissipation box (210), the fan device (220) comprises fan blades (221), rotating shaft (222) is installed to flabellum (221) rear side, motor (223) is installed to rotating shaft (222) rear side.

2. The microcomputer excitation circuit system of the fully digitized dual microcomputer system according to claim 1, wherein a cabinet board (120) is installed at a front side of the microcomputer cabinet (110), and a hinge (112) is installed between the microcomputer cabinet (110) and the cabinet board (120).

3. The microcomputer excitation circuit system of the fully digital dual microcomputer system according to claim 2, wherein a display (121) is installed on the front side of the cabinet board (120).

4. The microcomputer excitation circuit system of the fully digital dual microcomputer system according to claim 2, wherein a filter screen (122) is installed on the front side of the cabinet board (120).

5. The microcomputer excitation circuit system of the fully digital dual microcomputer system according to claim 2, wherein a plurality of buttons (123) are installed on the front side of the cabinet board (120).

6. The microcomputer excitation circuit system of the fully digital dual microcomputer system according to claim 2, wherein a handle (124) is mounted to a front side of the cabinet board (120).

7. The microcomputer excitation circuit system of the fully digitized dual microcomputer system according to claim 1, wherein the connection device (300) comprises a connection board (310), a connection hole (311) is formed on an upper surface of the connection board (310) and upper surfaces of the microcomputer cabinet (110) and the heat dissipation box (210), a connection bolt (312) is disposed in the connection hole (311), and the connection bolt (312) is in threaded connection with the connection hole (311).