CN214757225U

CN214757225U - Excitation cabinet

Info

Publication number: CN214757225U
Application number: CN202120362480.1U
Authority: CN
Inventors: 周伟; 邹健; 孔焱; 黄碧怡; 张洪英
Original assignee: Huaneng Jinan Huangtai Power Generation Co Ltd
Current assignee: Huaneng Jinan Huangtai Power Generation Co Ltd
Priority date: 2021-02-09
Filing date: 2021-02-09
Publication date: 2021-11-16
Anticipated expiration: 2031-02-09

Abstract

The utility model discloses an excitation cabinet, include: the cabinet body is rectangular, a main cabinet door and an auxiliary cabinet door are adjacently arranged on the front of the cabinet body from top to bottom, and sliding rails are arranged on the inner walls of the left side and the right side of the cabinet body along the depth direction; the air inlet mechanism comprises air inlets which penetrate through the left side and the right side of the cabinet body and an air inlet disc which is arranged on the sliding rail in a sliding mode, the top end of each air inlet is lower than the bottom end of the air inlet disc, and the top end of the air inlet disc is lower than the top end of the auxiliary cabinet door so as to open the auxiliary cabinet door to slide in/out the air inlet disc; the air outlet mechanism comprises an air outlet penetrating through the top end of the cabinet body, an air guide cylinder arranged along the circumferential direction of the air outlet, an air outlet fan arranged in the air guide cylinder, and an air outlet filter screen covering the top end of the air guide cylinder. The utility model discloses have and form by lower supreme air-out passageway at the internal of cabinet, run through the whole cabinet body, realize the effective radiating beneficial effect to cabinet body below.

Description

Excitation cabinet

Technical Field

The utility model relates to an excitation equipment technical field. More specifically, the utility model relates to an excitation cabinet.

Background

The excitation cabinet is an electrical appliance regulating device which controls and regulates the excitation current, and is an indispensable part in power station equipment. In the working process, heat can be continuously generated, the increase of the heat can cause the operating environment temperature of related parts such as electronic elements and the like in the heat dissipation device to rise, if the heat can not be dissipated in time, the aging of the electronic elements and circuits can be accelerated, the service life is shortened, and when the temperature exceeds the temperature allowed by the related parts such as the electronic elements and the like, the parts can not operate normally, even are damaged, so that the heat dissipation is very necessary.

Application number is 202020451965.3, and the name is a protection excitation cabinet, discloses through setting up air intake and air outlet and realizing the heat dissipation on exciting the cabinet top, and it has the air inlet and can not effectively run through whole excitation cabinet direction of height, then can not be to the problem of exciting the effective heat dissipation in cabinet below.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to solve at least the above problems and to provide at least the advantages which will be described later.

The utility model discloses still another purpose provides an excitation cabinet, at the internal air-out passageway that is formed by supreme down of cabinet, runs through the whole cabinet body, realizes effectively dispelling the heat to cabinet body below.

To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided an excitation cabinet including:

the cabinet body is rectangular, a main cabinet door and an auxiliary cabinet door are adjacently arranged on the front of the cabinet body from top to bottom, and sliding rails are arranged on the inner walls of the left side and the right side of the cabinet body along the depth direction;

air inlet mechanism, it is including running through air intake, the slip that the cabinet body left and right sides set up are located air inlet dish on the slide rail, air intake top height is less than air inlet dish bottom height, air inlet dish top height is less than vice cabinet door top height to open vice cabinet door slip/roll-off the air inlet dish, wherein, the air inlet dish includes:

the tray frame is a rectangular annular frame which is matched with the cabinet body in the circumferential direction, the side walls of the tray frame, which are opposite to the left side and the right side of the cabinet body, are provided with sliding grooves, the sliding grooves are in one-to-one correspondence with the sliding rails, so that the tray frame slides in/out the cabinet body, a supporting net is fixedly arranged in the middle of the tray frame, the top of the tray frame is hinged with a door body which can be opened/closed, and the cabinet body is provided with a door body which can be opened/closed

The bottom of the tray frame is circumferentially and inwardly condensed to form an annular supporting plate;

the drying agent is filled in a space formed by the door body and the support net;

the filter layer is arranged in a space formed by the support plate and the support net in a covering mode;

the air outlet mechanism comprises an air outlet penetrating through the top end of the cabinet body, an air guide cylinder arranged along the circumferential direction of the air outlet, an air outlet fan arranged in the air guide cylinder, and an air outlet filter screen covering the top end of the air guide cylinder.

Preferably, the excitation cabinet, still include the base, the cabinet body install in on the base, the base includes four prismatic table form guide part, the cuboid form supporting part that from top to bottom integrative set up, wherein, the cabinet body in the projection of horizontal plane with the projection of guide part top at the horizontal plane overlaps.

Preferably, the air intake that is located every side includes many that the interval set up from top to bottom, and every air intake is followed the depth direction of the cabinet body sets up, cover in the air intake and establish the air inlet filter screen, correspond with every air intake on the cabinet body side wall and set up cowl, cowl is in the projection that the cabinet body corresponds on the lateral wall covers the air intake that corresponds, and adjacent cowl has the space that is used for making wind pass through from top to bottom.

Preferably, the disk frame is circumferentially covered with a rubber layer.

Preferably, the top end of the air duct is higher than the top end of the cabinet body, a plurality of support rods are arranged at the top end of the air duct at intervals along the circumferential direction, an outer connecting cylinder is arranged at the top end of each support rod, and an inner side wall of each outer connecting cylinder is provided with an inner thread;

still include, the top cap, it is the spherical crown shape, the inboard top of top cap set up with the internal connection section of thick bamboo that the external connection section of thick bamboo matches, internal connection section of thick bamboo periphery set up with the external screw thread that the external connection section of thick bamboo internal thread matches, so that the top cap spiral shell is located cabinet body top, just the circumference of top cap not with the top contact of the cabinet body, wherein, the horizontal projection of top cap covers establishes the horizontal projection of the cabinet body.

Preferably, the excitation cabinet further includes: the air guide plates are supported and arranged in the cabinet body and are positioned above the air inlet disc, the air guide plates are arranged corresponding to the side walls of the corresponding cabinet body, each air guide plate comprises a vertical plate and an inclined plate, the vertical plates and the inclined plates are arranged at intervals corresponding to the side walls, the inclined plates are connected below the vertical plates and incline along the direction far away from the corresponding side walls, and when the number of the air guide plates is two or more, the end parts of the two air guide plates adjacent in the circumferential direction are in butt joint.

The utility model discloses at least, include following beneficial effect:

first, at the internal air-out passageway that forms by lower supreme of cabinet, run through whole cabinet body, realize the effective heat dissipation to cabinet body below, further, dustproof dry efficiency is realized in the setting of air inlet dish, simultaneously air inlet dish detachable locates the cabinet is internal, can realize the quick replacement to the air inlet dish, perhaps to the air inlet dish supporting drier, the quick replacement of filter layer that sets up.

Second, the internal air-out of cabinet passes through behind a plurality of bracing pieces the top cap with the space between the top of the cabinet body is discharged, realizes the protection to the air outlet through the top cap.

Thirdly, through the arrangement of the air guide plate, the air guide of the inlet air is realized, and the heat dissipation of the side wall needing to be enhanced is facilitated to be improved.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic structural diagram of an excitation cabinet according to one of the technical solutions of the present invention;

fig. 2 is a schematic longitudinal sectional structure diagram of the excitation cabinet according to one of the technical solutions of the present invention;

fig. 3 is a schematic structural view of the air inlet plate and the air deflector according to one of the technical solutions of the present invention.

The reference numerals are specifically: a cabinet body 1; a main cabinet door 10; an auxiliary cabinet door 11; a slide rail 12; an air inlet 2; an intake air filter screen 20; an arc-shaped baffle plate 21; an air inlet plate 3; a tray frame 30; a chute 31; a support net 32; a door body 33; a support plate 34; a desiccant 35; a filter layer 36; a rubber layer 37; an air outlet 4; an air duct 5; an air outlet fan 50; an air outlet filter screen 51; a base 6; a guide part 60; a support portion 61; a support bar 7; an outer connecting cylinder 70; a top cover 8; an inner connecting cylinder 80; an air deflector 9; a vertical plate 90; a swash plate 91.

Detailed Description

The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

As shown in fig. 1-3, the utility model provides an excitation cabinet, include:

the cabinet comprises a cabinet body 1 which is rectangular, wherein a main cabinet door 10 and an auxiliary cabinet door 11 are adjacently arranged on the front of the cabinet body 1 from top to bottom, and slide rails 12 are arranged on the inner walls of the left side and the right side of the cabinet body 1 along the depth direction;

air inlet mechanism, it is including running through air intake 2, the slip that the 1 left and right sides of the cabinet body set up are located air inlet dish 3 on the

slide rail

12, 2 top of air intake highly be less than 3 bottom height of air inlet dish, 3 top height of air inlet dish are less than 11 top height of vice cabinet door to open 11 slips in/roll-off of vice cabinet door air inlet dish 3, wherein, air inlet dish 3 includes:

the tray frame 30 is a rectangular annular frame circumferentially adaptive to the cabinet body 1, the side walls of the tray frame 30 opposite to the left side and the right side of the cabinet body 1 are provided with sliding grooves 31, the sliding grooves 31 are through grooves with two ends penetrating through, the sliding grooves 31 are in one-to-one correspondence with the sliding rails 12, so that the tray frame 30 slides into or slides out of the cabinet body 1, wherein a supporting net 32 is fixedly arranged in the middle of the tray frame 30, the top of the tray frame 30 is hinged with a mesh door body 33 capable of being opened and closed, and the tray frame 30 is hinged with a mesh door body 33 capable of being opened and closed

30, the bottom of the support plate is circumferentially and inwardly contracted to form an annular support plate 34;

a desiccant 35 filled in a space formed by the door 33 and the support net 32;

a filter layer 36 disposed in a space formed by the support plate 34 and the support mesh 32;

the air outlet mechanism comprises an air outlet 4 penetrating through the top end of the cabinet body 1, an air duct 5 arranged along the circumferential direction of the air outlet 4, an air outlet fan 50 arranged in the air duct 5, and an air outlet filter screen 51 covering the top end of the air duct 5.

In the above technical solution, one side of the cabinet body 1 facing to an operator is a front side, a back side opposite to the front side is located between the front side and the back side and is an opposite side (left and right sides), the main cabinet door 10 and the cabinet doors are adjacently arranged up and down to form the front side of the cabinet body 1, the main cabinet door 10 is used for opening the cabinet body 1 to perform operations such as maintenance, debugging and the like, the auxiliary cabinet door 11 is used for opening the cabinet body 1, the air intake disc 3 is convenient to take out and replace the air intake disc 3, the auxiliary cabinet door 11 is opened, the slide rails 12 can be displayed through the auxiliary cabinet door 11, the heights of the two slide rails 12 are the same, when the air intake disc 3 slides into the cabinet body 1, the three side surfaces of the air intake disc 3 located in the cabinet body 1 are in sealing butt joint with the inner side wall of the cabinet body 1, when the auxiliary cabinet door 11 is closed, the inner side of the auxiliary cabinet door 11 is in sealing butt joint with the front side of the air intake disc 3, so that the circumferential direction of the air intake disc 3 is sealed with the circumferential direction of the cabinet body 1, the drying agent 35 is one of commonly used granular drying agents 35, and is used for drying the entering gas, meanwhile, the support net 32 is set to be not penetrated by the drying agent 35, specifically, silica gel granules and the like, the filter layer 36 is penetrated by the silica gel granules and the like, the flexible filter layer 36 capable of bending and returning the filter layer 36 is specifically, filter net cotton and dustproof filter face cotton and the like, the support net is arranged according to actual requirements and is plugged in a space formed by the support plate 34 and the support net 32, the support net can be replaced, the air duct 5 is vertically arranged, the top end and the bottom end of the air duct are both arranged in an open manner, the air outlet fan 50 is supported and arranged in the air outlet 4, the air outlet fan 50 is driven to rotate by external power to form air outlet from the inside of the cabinet body 1 to the outside of the solid body, the top end of the air outlet filter screen 51 is higher than the top end of the air outlet fan 50 so as not to influence the work of the air outlet fan 50, in the using process, under the action of the air outlet fan 50, air outside the cabinet body 1 enters a space of the cabinet body 1 below the air inlet disc 3 through the air inlet 2, enters the cabinet body 1 through the air inlet disc 3, then reaches the air outlet 4 from bottom to top, and is discharged through the air outlet 4; by adopting the technical scheme, an air outlet channel from bottom to top is formed in the cabinet body 1 and runs through the whole cabinet body 1, so that effective heat dissipation below the cabinet body 1 is realized, further, the dustproof and dry effect is realized by the arrangement of the air inlet disc 3, and meanwhile, the air inlet disc 3 is detachably arranged in the cabinet body 1, so that the air inlet disc 3 can be quickly replaced, or the drying agent 35 and the filtering layer 36 which are arranged in a matching way on the air inlet disc 3 can be quickly replaced.

In another technical scheme, the excitation cabinet further comprises a base 6, the base 6 is installed on a to-be-installed surface, the cabinet body 1 is installed on the base 6, so that the cabinet body 1 is installed on the to-be-installed surface, the base 6 comprises a quadrangular frustum-shaped guide portion 60 and a rectangular support portion 61 which are integrally arranged from top to bottom, the guide portion 60 is overlapped with the top surface of the support portion 61, and the projection of the cabinet body 1 on the horizontal plane is overlapped with the projection of the top end of the guide portion 60 on the horizontal plane. Adopt this kind of scheme, raise the height between the cabinet body 1 and the installation face through base 6, the setting of quadrangular frustum of a pyramid form guide part 60 is convenient for external rainwater or other impurity to break away from base 6 fast simultaneously.

In another kind of technical scheme, be located air intake 2 of every side and include many air intakes 2 that the interval set up from top to bottom, every air intake 2 is followed the direction of depth of the cabinet body 1 sets up (by the front to the hou mian direction of the cabinet body 1), cover in the air intake 2 and establish air inlet filter screen 20, correspond with every air intake 2 on the cabinet body 1 lateral wall and set up cowl 21, promptly the arc veneer install in cabinet body 1 lateral wall outside, and the mounting point is to the top that corresponds air intake 2, cowl 21 sets up downwards along the direction arc bending of keeping away from corresponding air intake 2, cowl 21 is in the projection that the cabinet body 1 corresponds on the lateral wall covers corresponding air intake 2, and adjacent cowl 21 has the space that is used for making wind pass through from top to bottom. Adopt this kind of scheme, the setting of air inlet filter screen 20 is used for tentatively keeping out the interference of external impurity, and synchronous cooperation sets up cowl 21 and forms the secondary protection.

In another technical scheme, the periphery of the tray 30 is covered with a rubber layer 37. By adopting the scheme, the sealing effect of the tray frame 30 on the circumferential direction of the cabinet body 1 is improved.

In another technical scheme, the top end of the air duct 5 is higher than the top end of the cabinet body 1, a plurality of support rods 7 are circumferentially arranged at intervals at the top end of the air duct 5, the plurality of support rods 7 are vertically arranged, an outer connecting cylinder 70 is arranged at the top end of each support rod 7, and an inner side wall of each outer connecting cylinder 70 is provided with an internal thread;

still include, top cap 8, it is the spherical crown shape, the inboard top of top cap 8 set up with the internal connection section of thick bamboo 80 that external connection section of thick bamboo 70 matches, internal connection section of thick bamboo 80 periphery set up with the external screw thread that external connection section of thick bamboo 70 internal thread matches, so that top cap 8 spiral shell is located 1 top of the cabinet body, just top cap 8 circumference not with the top contact of the cabinet body 1, wherein, top cap 8's horizontal projection covers and establishes the horizontal projection of the cabinet body 1. By adopting the scheme, the air outlet in the cabinet body 1 passes through the top cover 8 after passing through the plurality of supporting rods 7 and is discharged from the space between the top ends of the cabinet body 1, and the protection of the air outlet 4 is realized through the top cover 8.

In another technical solution, the excitation cabinet further includes: at least one air deflector 9 is supported by a support and arranged in the cabinet body 1 and located above the air inlet disc 3, at least one air deflector 9 is arranged corresponding to the side wall of the corresponding cabinet body 1, each air deflector 9 comprises a vertical plate 90 arranged at an interval with the corresponding side wall and an inclined plate connected below the vertical plate 90 and inclined along the direction far away from the corresponding side wall, and when the number of the air deflectors 9 is two or more, the end parts of two air deflectors 9 adjacent to each other along the circumferential direction are butted. The arrangement of the bracket does not affect the layout of electronic elements in the excitation cabinet, the distance between the bottom end of the air deflector 9 and the air inlet disc 3 is 1-2cm, as for the existing automatic excitation cabinet, the logic control loops are all intensively arranged on the side wall of the cabinet body 1, the effective heat dissipation is realized on the side wall where the logic control loops are intensively arranged through the arrangement of the air deflector 9, or the effective heat dissipation is realized on the side wall of the excitation cabinet needing the side wall enhanced heat dissipation according to other actual conditions, the specific number of the air deflectors 9 is determined according to the number of the side walls (the left side wall, the right side wall, the front side wall and the rear side wall of the cabinet body 1) needing the enhanced heat dissipation, the air deflectors are in one-to-one correspondence, specifically, when the two air deflectors 9 correspond to the left side wall and the right side wall of the cabinet body 1 respectively, the air deflectors 9 are not adjacent along the circumferential direction, and when the two air deflectors 9 are respectively corresponding to the left side wall and the left side wall of the cabinet body 1, When the rear side walls correspond to each other, the rear side walls are the air deflectors 9 adjacent to each other along the circumferential direction, the end parts of the two air deflectors 9 are in an L shape in a butt joint mode, when the number of the air deflectors 9 is 4, as shown in fig. 3, the air deflectors 9 are in a closed ring shape in a butt joint mode along the circumferential direction, and the air deflectors 9 can be properly processed so that the arrangement does not influence the layout of circuits in the cabinet body 1.

The number of apparatuses and the scale of the process described here are intended to simplify the description of the present invention. Applications, modifications and variations of the excitation cabinet of the present invention will be apparent to those skilled in the art.

While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.

Claims

1. Excitation cabinet, its characterized in that includes:

the tray frame is a rectangular annular frame which is matched with the cabinet body in the circumferential direction, sliding grooves are formed in the side walls, opposite to the left side and the right side of the cabinet body, of the tray frame, the sliding grooves correspond to the sliding rails one to one, so that the tray frame can slide into or out of the cabinet body, a supporting net is fixedly arranged in the middle of the tray frame, a mesh door body which can be opened and closed is hinged to the top of the tray frame, and the bottom of the tray frame is condensed inwards in the circumferential direction to form an annular supporting plate;

2. The excitation cabinet according to claim 1, further comprising a base, wherein the cabinet body is mounted on the base, the base comprises a rectangular frustum-shaped guide portion and a rectangular parallelepiped-shaped support portion integrally arranged from top to bottom, and a projection of the cabinet body on a horizontal plane overlaps a projection of a top end of the guide portion on a horizontal plane.

3. The excitation cabinet according to claim 1, wherein the air inlet on each side includes a plurality of air inlets spaced from each other vertically, each air inlet is disposed along a depth direction of the cabinet body, an air inlet filter screen is disposed in the air inlet, an arc-shaped baffle is disposed on a side wall of the cabinet body corresponding to each air inlet, a projection of the arc-shaped baffle on the corresponding side wall of the cabinet body covers the corresponding air inlet, and the adjacent arc-shaped baffles have a space for allowing air to pass through.

4. The excitation cabinet as recited in claim 1, wherein the tray is circumferentially coated with a rubber layer.

5. The excitation cabinet according to claim 1, wherein the top end of the air duct is higher than the top end of the cabinet body, a plurality of support rods are circumferentially arranged at intervals at the top end of the air duct, an outer connecting cylinder is arranged at the top end of the plurality of support rods, and an inner side wall of the outer connecting cylinder is provided with an inner thread;

6. The excitation cabinet of claim 1, further comprising: the air guide plates are supported and arranged in the cabinet body and are positioned above the air inlet disc, the air guide plates are arranged corresponding to the side walls of the corresponding cabinet body, each air guide plate comprises a vertical plate and an inclined plate, the vertical plates and the inclined plates are arranged at intervals corresponding to the side walls, the inclined plates are connected below the vertical plates and incline along the direction far away from the corresponding side walls, and when the number of the air guide plates is two or more, the end parts of the two air guide plates adjacent in the circumferential direction are in butt joint.