CN216903979U

CN216903979U - A LCU protection screen cabinet for power station

Info

Publication number: CN216903979U
Application number: CN202220275055.3U
Authority: CN
Inventors: 刘忠超; 齐波; 庞选文; 杨亮亮; 覃川; 刘成荣
Original assignee: Sichuan Songlinhe Basin Development Co ltd
Current assignee: Sichuan Songlinhe Basin Development Co ltd
Priority date: 2022-02-10
Filing date: 2022-02-10
Publication date: 2022-07-05
Anticipated expiration: 2032-02-10

Abstract

The utility model relates to the technical field of electronic communication equipment, in particular to an LCU (liquid Crystal display Unit) protection screen cabinet for a hydropower station, which comprises a cabinet body, a filter screen, a drawing component and a heat dissipation component, wherein the cabinet body is vertically arranged, the filter screen is horizontally arranged in the cabinet body, two side walls of the filter screen are respectively connected with two inner side walls of the cabinet body in a sliding manner, the drawing component is horizontally arranged in the cabinet body and is positioned below the filter screen, one part of the heat dissipation component is arranged on the inner bottom wall of the cabinet body, one part of the heat dissipation component is positioned below the filter screen, the other part of the heat dissipation component is arranged at the top of the cabinet body, and the other part of the heat dissipation component is communicated with the cabinet body. The utility model has the advantages that: through radiator unit for the heat dissipation of the internal portion of cabinet makes the unit operation in the protection cabinet more stable.

Description

A LCU protection screen cabinet for power station

Technical Field

The utility model relates to the technical field of electronic communication equipment, in particular to an LCU (liquid Crystal Unit) protection screen cabinet for a hydropower station.

Background

The control cabinet is formed by assembling switch equipment, measuring instruments, protective electrical equipment and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the requirements of electrical wiring, the arrangement of the control cabinet meets the requirements of normal operation of an electric power system, the control cabinet is convenient to overhaul, the safety of people and surrounding equipment is not endangered, a circuit can be switched on or switched off by a manual or automatic switch in normal operation, the circuit can be switched off or alarmed by the protective electrical equipment in fault or abnormal operation, various parameters in operation can be displayed by the measuring instruments, certain electrical parameters can be adjusted, and the control cabinet prompts or sends signals for deviating from normal working states.

However, the existing LCU protection screen cabinet has poor heat dissipation effect, and the service life of the protection screen cabinet is shortened under the long-term operation state.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provides an LCU protection screen cabinet for a hydropower station.

The purpose of the utility model is realized by the following technical scheme: the utility model provides a LCU protection screen cabinet for power station, includes the cabinet body, filter screen, pull subassembly and radiator unit, the vertical setting of cabinet body, the filter screen level sets up at the internal, and the both sides wall of filter screen respectively with two inside wall sliding connection of the cabinet body, pull subassembly level sets up at the internal, and the pull subassembly is located the below of filter screen, radiator unit's partly sets up on the internal diapire of the cabinet body, and radiator unit's partly is located the below of filter screen, radiator unit's another part sets up at the top of the cabinet body, and radiator unit's another part is linked together with the cabinet body.

Preferably, the pull subassembly includes a plurality of pull pieces, and a plurality of pull pieces all set up at the internal at the cabinet along the length direction equidistant of the cabinet body, and a plurality of pull pieces all are located the top of filter screen, every the pull piece all includes gyro wheel, holding board and handle, it is internal at the cabinet to hold the board level setting, the gyro wheel is equipped with two, and two gyro wheels rotate respectively and set up on the both sides wall that holds the board, and hold the board through two gyro wheels and cabinet body sliding connection, the handle sets up the bottom at holding the board.

Preferably, the heat dissipation assembly comprises a heat dissipation member, a fixing plate, a rotating shaft, a driven gear, first fan blades, a driving motor, a first driving shaft, a second driving shaft, a driving gear, a synchronizing wheel, a synchronous belt and a rotating seat, the heat dissipation member is vertically arranged at the top of the cabinet body and communicated with the cabinet body, the rotating shaft is vertically and rotatably arranged on the inner bottom wall of the cabinet body, the number of the first fan blades is three, the three first fan blades are all arranged on the outer side wall of the rotating shaft at equal angles along the circumferential direction of the rotating shaft, the driven gear is arranged at the top end of the rotating shaft and is positioned below the filter screen, the fixing plate is arranged on the side wall of the cabinet body in an L shape, the first driving shaft is horizontally arranged in the cabinet body, one end of the first driving shaft extends to the side of the driven gear, and the other end of the first driving shaft penetrates through the cabinet body and is rotatably connected with the side wall of the fixing plate, the driving motor is arranged on the outer side wall of the fixing plate, the output end of the driving motor penetrates through the fixing plate and the first driving shaft and is fixedly connected with the cabinet body, the second driving shaft is horizontally arranged above the cabinet body, the rotating seat sleeve is arranged on the middle section of the second driving shaft, the bottom of the rotating seat is fixedly connected with the top of the cabinet body, the two driving gears are arranged, the two driving gears are respectively arranged on one end of the first driving shaft and one end of the second driving shaft in a sleeved mode, one driving gear is meshed with the driven gear, the other driving gear is in transmission fit with the heat dissipation piece, the two synchronizing wheels are arranged and are respectively arranged on the first driving shaft and the second driving shaft in a sleeved mode, the synchronizing belt sleeve is arranged on the two synchronizing wheels, and the synchronizing belt is located between the fixing plate and the cabinet body.

Preferably, the radiating piece includes ventilation pipe, axis of rotation, mount, second flabellum and running gear, the vertical setting of ventilation pipe is at the top of the cabinet body, and the ventilation pipe be linked together with the cabinet body, the vertical setting of axis of rotation is in the ventilation pipe, the mount is equipped with two, and two mounts set up respectively in the bottom and the upper segment of axis of rotation, and two mounts all with the inside wall fixed connection of ventilation pipe, the second flabellum is equipped with threely, and three second flabellum all sets up on the lateral wall of axis of rotation along the equal angle of circumference of axis of rotation, and three second flabellum all is located between two mounts, running gear sets up on the top of axis of rotation, and running gear and another driving gear mesh mutually.

Preferably, still the cover is equipped with the filter in the axis of rotation, and the filter is located the top of a mount.

Preferably, a cabinet door hinged with the cabinet body is arranged on the outer side wall of the cabinet body.

The utility model has the following advantages:

when the heat dissipation of the protection screen cabinet is needed, the driving motor rotates to drive the first driving shaft fixedly connected with the output end of the driving motor to rotate, the first driving shaft drives the driven gear to rotate through the driving gear fixedly connected with the first driving shaft, thereby the rotating shaft drives the first fan blade to rotate, and simultaneously the second driving shaft rotates under the action of the synchronous wheel and the synchronous belt, and the rotating gear is driven to rotate by the other driving gear, the rotating gear drives the rotating shaft fixedly connected with the rotating gear to rotate, so that the second fan blade rotates, and the design of the filter screen and the filter plate can adsorb dust to a certain extent, thereby avoiding the dust floating in the cabinet body to influence the operation of the unit, can open the cabinet door, the pulling handle will hold the board through the gyro wheel and pull out, makes more gentle of its removal for the heat dissipation of the internal portion of cabinet makes the unit function in the protection cabinet more stable.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of the internal structure of the cabinet of the present invention;

FIG. 3 is a schematic view of the pull assembly of the present invention;

FIG. 4 is a schematic structural view of a heat dissipation assembly according to the present invention;

fig. 5 is a schematic structural view of the heat sink of the present invention.

In the figure: 1-cabinet body, 2-filter screen, 3-drawing component, 31-drawing component, 311-roller, 312-holding plate, 313-handle, 4-heat dissipation component, 41-heat dissipation component, 411-ventilation pipe, 412-rotating shaft, 413-fixing frame, 414-second fan blade, 415-rotating gear, 42-fixing plate, 43-rotating shaft, 44-driven gear, 45-first fan blade, 46-driving motor, 47-first driving shaft, 48-second driving shaft, 49-driving gear, 50-synchronizing wheel, 51-synchronizing belt, 52-rotating seat, 53-filter plate and 5-cabinet door.

Detailed Description

The utility model will be further described with reference to the accompanying drawings, but the scope of the utility model is not limited to the following.

As shown in fig. 1 to 5, an LCU protection screen cabinet for hydropower station, it includes cabinet body 1, filter screen 2, pull subassembly 3 and radiator unit 4, the vertical setting of cabinet body 1, filter screen 2 level sets up in cabinet body 1, and the both sides wall of filter screen 2 respectively with two inside wall sliding connection of cabinet body 1, pull subassembly 3 level sets up in cabinet body 1, and pull subassembly 3 is located the below of filter screen 2, radiator unit 4's partly sets up on the interior diapire of cabinet body 1, and radiator unit 4's partly is located the below of filter screen 2, radiator unit 4's another part sets up at the top of cabinet body 1, and radiator unit 4's another part is linked together with cabinet body 1.

Specifically, pull subassembly 3 includes a plurality of pull 31, and a plurality of pull 31 all set up at cabinet body 1 along the equidistant setting of the length direction of cabinet body 1, and a plurality of pull 31 all are located the top of filter screen 2, every pull 31 all includes gyro wheel 311, holds board 312 and handle 313, it sets up in cabinet body 1 to hold board 312 level, gyro wheel 311 is equipped with two, and two gyro wheels 311 rotate respectively and set up on the both sides wall that holds board 312, and hold board 312 through two gyro wheels 311 and cabinet body 1 sliding connection, handle 313 sets up in the bottom that holds board 312, when needs inspection, can open cabinet door 5, pulling handle 313 will hold board 312 and pull out through gyro wheel 311, makes more gentle of its removal.

Specifically, the heat dissipation assembly 4 includes a heat dissipation member 41, a fixing plate 42, a rotating shaft 43, a driven gear 44, a first fan blade 45, a driving motor 46, a first driving shaft 47, a second driving shaft 48, a driving gear 49, a synchronizing wheel 50, a synchronous belt 51 and a rotating base 52, the heat dissipation member 41 is vertically disposed at the top of the cabinet 1, the heat dissipation member 41 is communicated with the cabinet 1, the rotating shaft 43 is vertically rotatably disposed on the inner bottom wall of the cabinet 1, the first fan blades 45 are three, the three first fan blades 45 are all disposed on the outer side wall of the rotating shaft 43 along the circumferential direction of the rotating shaft 43 at equal angles, the driven gear 44 is disposed at the top end of the rotating shaft 43, the driven gear 44 is located below the filter screen 2, the fixing plate 42 is disposed on the side wall of the cabinet 1 in an L shape, the first driving shaft 47 is horizontally disposed in the cabinet 1, and one end of the first driving shaft 47 extends to the side of the driven gear 44, the other end of the first driving shaft 47 penetrates through the cabinet body 1 and is rotatably connected with the side wall of the fixing plate 42, the driving motor 46 is arranged on the outer side wall of the fixing plate 42, the output end of the driving motor 46 penetrates through the fixing plate 42 and is fixedly connected with the first driving shaft 47, the second driving shaft 48 is horizontally arranged above the cabinet body 1, the rotating seat 52 is sleeved on the middle section of the second driving shaft 48, the bottom of the rotating seat 52 is fixedly connected with the top of the cabinet body 1, the two driving gears 49 are arranged, the two driving gears 49 are respectively sleeved on one end of the first driving shaft 47 and one end of the second driving shaft 48, one driving gear 49 is meshed with the driven gear 44, the other driving gear 49 is in transmission fit with the heat dissipation member 41, the two synchronizing wheels 50 are arranged, the two synchronizing wheels 50 are respectively sleeved on the first driving shaft 47 and the second driving shaft 48, the synchronizing belt 51 is sleeved on the two synchronizing wheels 50, and the synchronous belt 51 is located between the fixed plate 42 and the cabinet body 1, when heat dissipation needs to be performed on the protection screen cabinet, the driving motor 46 rotates to drive the first driving shaft 47 fixedly connected with the output end thereof to rotate, the first driving shaft 47 drives the driven gear 44 to rotate through one driving gear 49 fixedly connected with the first driving shaft 47, so that the rotating shaft 43 drives the first fan blade 45 to rotate, and simultaneously under the action of the synchronous wheel 50 and the synchronous belt 51, the second driving shaft 48 rotates, and drives the rotating gear 415 to rotate through the other driving gear 49, the rotating gear 415 drives the rotating shaft 412 fixedly connected with the rotating gear 415 to rotate, so that the second fan blade 414 rotates to perform heat dissipation in the cabinet body 1.

Specifically, the heat dissipating member 41 includes a ventilation pipe 411, a rotating shaft 412, two fixing frames 413, two second blades 414 and a rotating gear 415, the ventilation pipe 411 is vertically disposed at the top of the cabinet body 1, the ventilation pipe 411 is communicated with the cabinet body 1, the rotating shaft 412 is vertically disposed in the ventilation pipe 411, the two fixing frames 413 are respectively disposed at the bottom end and the upper section of the rotating shaft 412, the two fixing frames 413 are fixedly connected to the inner side wall of the ventilation pipe 411, the three second blades 414 are disposed on the outer side wall of the rotating shaft 412 at equal angles along the circumferential direction of the rotating shaft 412, the three second blades 414 are disposed between the two fixing frames 413, the rotating gear 415 is disposed at the top end of the rotating shaft 412, the rotating gear 415 is engaged with another driving gear 49, and the rotating gear 415 is driven by another driving gear 49 to rotate, the rotating gear 415 drives the rotating shaft 412 fixedly connected with the rotating gear to rotate, so that the second fan blade 414 rotates to assist in heat dissipation.

Specifically, still overlap on the axis of rotation 412 and be equipped with filter 53, and filter 53 is located the top of a mount 413, and the dust can be adsorbed to a certain extent to filter 2 and filter 53's design, avoids the dust to float everywhere in the cabinet body 1, influences the operation of unit.

Specifically, be equipped with on the lateral wall of the cabinet body 1 rather than articulated cabinet door 5 mutually, make things convenient for the inspection.

The working process of the utility model is as follows: when the heat dissipation of the protection screen cabinet is required, the driving motor 46 rotates to drive the first driving shaft 47 fixedly connected with the output end thereof to rotate, the first driving shaft 47 drives the driven gear 44 to rotate through a driving gear 49 fixedly connected with the first driving shaft 47, thereby the rotating shaft 43 drives the first fan blade 45 to rotate, and simultaneously, the second driving shaft 48 is rotated under the action of the synchronous wheel 50 and the synchronous belt 51, and the rotating gear 415 is driven to rotate by another driving gear 49, the rotating gear 415 drives the rotating shaft 412 fixedly connected with the rotating gear to rotate, so that the second fan blade 414 rotates, and the design of the filter screen 2 and the filter plate 53 can adsorb dust to a certain extent, thereby avoiding the dust floating in the cabinet body 1 to influence the operation of the unit, when needing to be checked, the cabinet door 5 can be opened, the handle 313 is pulled, and the containing plate 312 is pulled out through the roller 311, so that the movement is more gentle.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An LCU protection screen cabinet for a hydropower station, characterized in that: including the cabinet body (1), filter screen (2), pull subassembly (3) and radiator unit (4), the vertical setting of the cabinet body (1), filter screen (2) level sets up in the cabinet body (1), and the both sides wall of filter screen (2) respectively with two inside wall sliding connection of the cabinet body (1), pull subassembly (3) level sets up in the cabinet body (1), and pull subassembly (3) are located the below of filter screen (2), some settings of radiator unit (4) are on the interior diapire of the cabinet body (1), and some of radiator unit (4) are located the below of filter screen (2), another setting of radiator unit (4) is at the top of the cabinet body (1), and another of radiator unit (4) is linked together with the cabinet body (1).

2. An LCU protective screen cabinet for a hydroelectric power plant according to claim 1 wherein: pull subassembly (3) include a plurality of pull pieces (31), and a plurality of pull pieces (31) all set up in the cabinet body (1) along the length direction equidistance of the cabinet body (1), and a plurality of pull pieces (31) all are located the top of filter screen (2), every pull piece (31) all include gyro wheel (311), hold board (312) and handle (313), hold board (312) level setting in the cabinet body (1), gyro wheel (311) are equipped with two, and two gyro wheels (311) rotate respectively and set up on the both sides wall that holds board (312), and hold board (312) through two gyro wheels (311) and cabinet body (1) sliding connection, handle (313) set up in the bottom that holds board (312).

3. An LCU protective screen cabinet for a hydroelectric power plant according to claim 1 wherein: the heat dissipation assembly (4) comprises a heat dissipation piece (41), a fixing plate (42), a rotating shaft (43), a driven gear (44), a first fan blade (45), a driving motor (46), a first driving shaft (47), a second driving shaft (48), a driving gear (49), a synchronizing wheel (50), a synchronous belt (51) and a rotating seat (52), wherein the heat dissipation piece (41) is vertically arranged at the top of the cabinet body (1), the heat dissipation piece (41) is communicated with the cabinet body (1), the rotating shaft (43) is vertically and rotatably arranged on the inner bottom wall of the cabinet body (1), the number of the first fan blades (45) is three, the three first fan blades (45) are all arranged on the outer side wall of the rotating shaft (43) at equal angles along the circumferential direction of the rotating shaft (43), the driven gear (44) is arranged at the top end of the rotating shaft (43), and the driven gear (44) is positioned below the filter screen (2), the fixing plate (42) is arranged on the side wall of the cabinet body (1) in an L shape, the first driving shaft (47) is horizontally arranged in the cabinet body (1), one end of the first driving shaft (47) extends to the side of the driven gear (44), the other end of the first driving shaft (47) penetrates through the side wall of the cabinet body (1) and is connected with the fixing plate (42) in a rotating mode, the driving motor (46) is arranged on the outer side wall of the fixing plate (42), the output end of the driving motor (46) penetrates through the fixing plate (42) and is fixedly connected with the first driving shaft (47), the second driving shaft (48) is horizontally arranged above the cabinet body (1), the rotating seat (52) is sleeved on the middle section of the second driving shaft (48), the bottom of the rotating seat (52) is fixedly connected with the top of the cabinet body (1), the two driving gears (49) are arranged, and the two driving gears (49) are respectively sleeved on one end of the first driving shaft (47) and one end of the second driving shaft (48), and one driving gear (49) meshes with driven gear (44) mutually, and another driving gear (49) and heat sink (41) transmission cooperation, synchronizing wheel (50) are equipped with two, and two synchronizing wheel (50) overlap respectively and establish on first drive shaft (47) and second drive shaft (48), hold-in range (51) cover is established on two synchronizing wheel (50), and hold-in range (51) are located between fixed plate (42) and the cabinet body (1).

4. An LCU protective screen cabinet for a hydroelectric power plant according to claim 3 wherein: the heat dissipation member (41) comprises a ventilation pipe (411), a rotating shaft (412), fixing frames (413), second fan blades (414) and rotating gears (415), wherein the ventilation pipe (411) is vertically arranged at the top of the cabinet body (1), the ventilation pipe (411) is communicated with the cabinet body (1), the rotating shaft (412) is vertically arranged in the ventilation pipe (411), two fixing frames (413) are arranged, the two fixing frames (413) are respectively arranged at the bottom end and the upper section of the rotating shaft (412), the two fixing frames (413) are fixedly connected with the inner side wall of the ventilation pipe (411), the number of the second fan blades (414) is three, the three second fan blades (414) are all arranged on the outer side wall of the rotating shaft (412) at equal angles along the circumferential direction of the rotating shaft (412), the three second fan blades (414) are located between the two fixing frames (413), and the rotating gears (415) are arranged at the top end of the rotating shaft (412), and the rotating gear (415) is engaged with the other driving gear (49).

5. An LCU protective screen cabinet for a hydroelectric power plant according to claim 4 wherein: the rotating shaft (412) is further sleeved with a filter plate (53), and the filter plate (53) is located above the fixing frame (413).

6. An LCU protective screen cabinet for a hydroelectric power plant according to claim 1 wherein: and a cabinet door (5) hinged with the cabinet body (1) is arranged on the outer side wall of the cabinet body.