阅读说明：本技术 一种高效散热配电柜系统 (High-efficient heat dissipation switch board system ) 是由 陆林娣 于 2020-07-24 设计创作，主要内容包括：本发明公开了一种高效散热配电柜系统,包括柜体,柜体包括层叠连接的支撑柜体和电气部件安装柜体,支撑柜体和电气部件安装柜体均与外界环境连通,且支撑柜体与电气部件安装柜体相互连通；还包括从内到外同心设置于电气部件安装柜体内的电气部件安装圆形板架、环形内外同步散热扇及电气部件安装环形板架；环形内外同步散热扇与电气部件安装柜体的内底部旋转连接,旋转状态的环形内外同步散热扇对电气部件安装圆形板架上安装的电气部件以及电气部件安装环形板架上安装的电气部件进行同步扇风散热。本发明提供的一种高效散热配电柜系统,对配电柜内的电气部件的散热效果非常好,而且散热效率高,保证配电柜系统运行的安全性与稳定性。(The invention discloses a high-efficiency heat-dissipation power distribution cabinet system which comprises a cabinet body, wherein the cabinet body comprises a supporting cabinet body and an electrical component mounting cabinet body which are connected in a stacked mode, the supporting cabinet body and the electrical component mounting cabinet body are both communicated with the external environment, and the supporting cabinet body and the electrical component mounting cabinet body are mutually communicated; the electric component mounting cabinet also comprises an electric component mounting circular plate frame, an annular internal and external synchronous heat dissipation fan and an electric component mounting annular plate frame which are concentrically arranged in the electric component mounting cabinet body from inside to outside; the annular internal and external synchronous heat dissipation fan is rotatably connected with the inner bottom of the electric component mounting cabinet body, and the annular internal and external synchronous heat dissipation fan in a rotating state performs synchronous fan cooling on the electric components mounted on the electric component mounting circular plate frame and the electric components mounted on the electric component mounting circular plate frame. The high-efficiency heat-dissipation power distribution cabinet system provided by the invention has a very good heat dissipation effect on electrical components in the power distribution cabinet, is high in heat dissipation efficiency, and ensures the safety and stability of the operation of the power distribution cabinet system.)

1. The utility model provides a high-efficient heat dissipation switch board system which characterized in that: the cabinet comprises a cabinet body (1), wherein the cabinet body (1) comprises a supporting cabinet body (1.1) and an electrical component mounting cabinet body (1.2) which are connected in a stacked manner, the supporting cabinet body (1.1) and the electrical component mounting cabinet body (1.2) are both communicated with the external environment, and the supporting cabinet body (1.1) and the electrical component mounting cabinet body (1.2) are communicated with each other;

the electric component mounting cabinet also comprises an electric component mounting circular plate frame (1.3), an annular internal and external synchronous heat dissipation fan (1.4) and an electric component mounting annular plate frame (1.5), which are concentrically arranged in the electric component mounting cabinet body (1.2) from inside to outside; the interior bottom swivelling joint of the inside and outside synchronous heat dissipation fan (1.4) of annular and the electric parts installation cabinet body (1.2), the rotation state the inside and outside synchronous heat dissipation fan of annular (1.4) carries out the heat dissipation of synchronous fan wind to the electric parts of installation on the circular grillage of electric parts installation (1.3) and the electric parts of installation on the circular grillage of electric parts installation (1.5).

2. The system according to claim 1, wherein said system further comprises: the circular plate frame (1.3) for mounting the electric components comprises a circular fixing plate (31) which is supported and arranged at the inner bottom of the cabinet body (1.2) for mounting the electric components through a first supporting column and a plurality of fixed-point rotating electric component mounting frames (32) which are movably matched and arranged on the circular fixing plate (31); the annular internal and external synchronous heat dissipation fan (1.4) comprises an annular fan plate (41) which is arranged at the inner bottom of the electric component mounting cabinet body (1.2) in a rotating fit manner and fan blades (42) which are distributed on the inner ring plate surface and the outer ring plate surface of the annular fan plate (41) in a circumferential array manner; the electric component mounting annular plate frame (1.5) supports an annular fixing plate (51) arranged at the bottom in the electric component mounting cabinet body (1.2) and a plurality of sliding electric component mounting frames (52) movably matched and arranged on the annular fixing plate (51) through second supporting columns (50); the circular fixing plate (31), the annular fan plate (41) and the annular fixing plate (51) are concentrically arranged from inside to outside; the fixed point rotating electric component mounting rack (32) and the sliding electric component mounting rack (52) are used for mounting electric components required by a power distribution cabinet system, wherein the fixed point rotating electric component mounting rack (32) can rotate around the circular plate (31) in a fan-shaped fixed point mode, and the sliding electric component mounting rack (52) can slide along the annular fixing plate (51); under the inside and outside synchronous heat dissipation fan (1.4) axial rotation state of annular, be located annular fan board (41) inner circle face electrical component on flabellum (42) to each fixed point rotating electrical component mounting bracket (32) carries out the fan-air heat dissipation to and be located annular fan board (41) outer lane face electrical component on flabellum (42) to each electric component mounting bracket that slides (52) carries out the fan-air heat dissipation.

3. The system according to claim 2, wherein said system further comprises: the supporting cabinet body (1.1) and the electrical component mounting cabinet body (1.2) are both cylindrical shell-shaped, and the supporting cabinet body (1.1) and the electrical component mounting cabinet body (1.2) are concentrically connected;

the cabinet body (1) sequentially comprises a supporting cabinet body circular cabinet bottom plate (11), a supporting cabinet body annular cabinet wall plate (12), a co-connected circular cabinet partition plate (13), an electrical component mounting cabinet body annular cabinet wall plate (14) and an electrical component mounting cabinet body circular cabinet door plate (15) which are concentrically arranged; the supporting cabinet body (1.1) is formed by connecting a circular cabinet bottom plate (11), a supporting cabinet body annular cabinet wall plate (12) and a common circular cabinet partition plate (13) through screws; the common-connection circular cabinet partition plate (13) is connected with an annular cabinet wall plate (14) of the electric component mounting cabinet body through screws, and the circular cabinet door plate (15) of the electric component mounting cabinet body is hinged with the annular cabinet wall plate (14) of the electric component mounting cabinet body to form the electric component mounting cabinet body (1.2);

the annular cabinet wall plate (12) of the supporting cabinet body and the annular cabinet wall plate (14) of the electric component mounting cabinet body are both provided with an external communicating hole (1 a); a cabinet body communicating hole (1b) is formed in the common circular cabinet partition plate (13); and a ventilation window (1c) is arranged on the circular cabinet door plate (15) of the electric component mounting cabinet body.

4. The system according to claim 2, wherein said system further comprises: the fixed point rotating electric component mounting frame (32) comprises a fixed point rotating electric component mounting plate (321), an axial rotating shaft (322), a first servo motor (323) and a first gear (324); a first outer gear ring (311) is fixedly sleeved on the periphery of the circular fixing plate (31); the fixed-point rotating electrical component mounting plate (321) is parallel to the circular fixing plate (31), the fixed-point rotating electrical component mounting plate (321) extends inwards along the radial direction of the circular fixing plate (31) to one end close to the center of the circular fixing plate (31) and is in rotating connection with the circular fixing plate (31) through an axial rotating shaft (322), and the fixed-point rotating electrical component mounting plate (321) extends outwards along the radial direction of the circular fixing plate (31) to one end exceeding the periphery of the circular fixing plate (31) and is in tooth transmission connection with the first outer toothed ring (311) through a first gear (324) driven by a first servo motor (323); the fixed point rotating electric component mounting plate (321) is provided with a first mounting hole (3210) for mounting an electric component.

5. The system according to claim 2, wherein said system further comprises: the root of the fan blade (42) is integrally connected with a fan blade mounting part, and the fan blade mounting part is fastened on the annular fan plate (41) through bolts and nuts; cabinet interconnection through holes (1d) are uniformly and densely distributed on the annular fan plate (41); one end of the annular sector plate (41) is sequentially and concentrically connected with a second outer gear ring (43) and an annular guide rail (44), and the annular sector plate (41) is rotationally connected with the inner bottom of the electric component mounting cabinet body (1.2) through the annular guide rail (44); the annular internal and external synchronous heat dissipation fan (1.4) is matched with a motor (46) arranged in the supporting cabinet body (1.1), and the motor (46) is in tooth transmission connection with a second external gear ring (43) through a second gear (45) arranged on an output shaft of the motor.

6. The system according to claim 2, wherein said system further comprises: the sliding electrical component mounting frame (52) comprises a sliding electrical component mounting plate (521), an elastic positioning piece (522) which elastically slides and penetrates through the sliding electrical component mounting plate (521), and two elastic traveling mechanisms (524) which are symmetrical relative to the elastic positioning piece (522) and are respectively arranged at two ends of the sliding electrical component mounting plate (521) through supporting arms (523); the sliding electrical component mounting plate (521) is provided with a second mounting hole (5210) for mounting an electrical component, the sliding electrical component mounting plate (521) slides on the annular fixing plate (51) through an elastic travelling mechanism (524), and the sliding electrical component mounting plate (521) can be elastically fixed on the annular fixing plate (51) through an elastic positioning piece (522);

the sliding electrical component mounting plate (521) and the two supporting arms (523) form a U-shaped structure with an opening facing the annular fixing plate (51); the elastic positioning piece (522) comprises a positioning rod (5211) which slides and penetrates through the sliding electric component mounting plate (521), a positioning plate (5222) and a ball handle (5223) which are respectively connected to two ends of the positioning rod (5211), and a positioning spring (5224) which is elastically sleeved on the rod part of the positioning rod (5211) between the positioning plate (5222) and the sliding electric component mounting plate (521);

the elastic walking mechanism (524) comprises a connecting rod (5241) which is parallel to the sliding electrical component mounting plate (521) and penetrates through the supporting arm (523), a connecting block (5242) and a screwing handle (5243) which are respectively connected to two ends of the connecting rod (5241), a roller (5244) arranged on the connecting block (5242), and an abutting spring (5245) which is elastically sleeved on the rod part of the connecting rod (5241) between the connecting block (5242) and the supporting arm (523); the connecting rod (5241) is rotationally connected with the connecting block (5242), the connecting rod (5241) is divided into a non-threaded rod part close to the screwing handle (5243) and a threaded rod part close to the connecting block (5242), the non-threaded rod part penetrates through the supporting arm (523), and the threaded rod part is in threaded fit with the supporting arm (523); annular grooves (510) are circumferentially formed in the inner ring side and the outer ring side of the annular fixing plate (51), the roller (5244) is parallel to the sliding electrical component mounting plate (521), and the roller (5244) is matched with the annular grooves (510);

the elastic walking mechanism (524) further comprises two limiting rods (5246) which are fixedly connected with the supporting arms (523) and are symmetrical about the connecting block (5242), wherein the limiting rods (5246) and the connecting block (5242) are in contact friction or keep a micro-interval arrangement, and are used for preventing the connecting block (5242) from rotating along with the connecting rod (5241) so as to ensure that the roller (5244) is always kept in a posture parallel to the sliding electrical component mounting plate (521).

7. The system according to claim 3, wherein said system further comprises: at least one threading hole (10) is formed in each of the supporting cabinet body circular cabinet bottom plate (11) and the common circular cabinet partition plate (13), and the threading holes (10) in the supporting cabinet body circular cabinet bottom plate (11) and the threading holes (10) in the common circular cabinet partition plate (13) are concentrically arranged in a one-to-one correspondence manner;

be located the support cabinet body (1.1) the face of linking round cabinet baffle (13) altogether is provided with threading nest of tubes (16), the both ends of threading nest of tubes (16) all run through link round cabinet baffle (13) altogether and extend to respectively the inner circle and the outer lane of the inside and outside synchronous heat dissipation fan of annular (1.4) for the circuit of being connected between the electric component on the circular grillage of electric component installation (1.3) and the electric component on the annular grillage of electric component installation (1.5) passes.

8. The system according to claim 7, wherein: the threading pipe group (16) is at least one group, and each threading pipe group (16) at least comprises a hard PVC pipe.

Technical Field

The invention belongs to the technical field of power distribution cabinets, and particularly relates to a high-efficiency heat-dissipation power distribution cabinet system.

Background

The current switch board is because the installation overall arrangement of inside electrical component is unreasonable, and the wind that blows into to radiator fan forms serious hindrance influence, leads to the air mobility in the switch board extremely poor, and radiator fan is for installing the ordinary fan in switch board top or side moreover, and the radiating orientation of its fan-shaped wind is fixed and single, and the radiating effect is not good enough. Based on the above reasons, the invention develops an efficient heat-dissipation power distribution cabinet system from two aspects of installation layout of electrical components in the power distribution cabinet and structural design of the fan, has very good heat dissipation effect on the electrical components in the power distribution cabinet, has high heat dissipation efficiency, and ensures the safety and stability of operation of the power distribution cabinet system.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides the high-efficiency heat-dissipation power distribution cabinet system which has a very good heat dissipation effect on the electrical components in the power distribution cabinet and high heat dissipation efficiency, and ensures the safety and stability of the operation of the power distribution cabinet system.

The technical scheme is as follows: in order to achieve the purpose, the efficient heat-dissipation power distribution cabinet system comprises a cabinet body, wherein the cabinet body comprises a supporting cabinet body and an electrical component mounting cabinet body which are connected in a stacked mode, the supporting cabinet body and the electrical component mounting cabinet body are both communicated with the external environment, and the supporting cabinet body and the electrical component mounting cabinet body are communicated with each other;

the electric component mounting cabinet also comprises an electric component mounting circular plate frame, an annular internal and external synchronous heat dissipation fan and an electric component mounting annular plate frame which are concentrically arranged in the electric component mounting cabinet body from inside to outside; the annular internal and external synchronous heat dissipation fan is rotatably connected with the inner bottom of the electric component mounting cabinet body, and in a rotating state, the annular internal and external synchronous heat dissipation fan performs synchronous fan cooling on electric components mounted on the electric component mounting circular plate frame and electric components mounted on the electric component mounting circular plate frame.

Furthermore, the circular plate frame for mounting the electric components comprises a circular fixing plate which is supported and arranged at the bottom in the cabinet body for mounting the electric components through a first supporting column, and a plurality of fixed-point rotating electric component mounting frames which are movably matched and arranged on the circular fixing plate; the annular internal and external synchronous heat dissipation fan comprises an annular fan plate which is arranged at the inner bottom of the electric component mounting cabinet body in a rotating fit mode and fan blades which are distributed on the inner ring plate surface and the outer ring plate surface of the annular fan plate in a circumferential array mode; the electric component mounting annular plate frame is used for supporting an annular fixing plate arranged at the bottom in the electric component mounting cabinet body through a second supporting column and a plurality of sliding electric component mounting frames movably matched and arranged on the annular fixing plate; the circular fixing plate, the annular fan plate and the annular fixing plate are concentrically arranged from inside to outside; the fixed point rotating electrical component mounting rack and the sliding electrical component mounting rack are used for mounting electrical components required by a power distribution cabinet system, wherein the fixed point rotating electrical component mounting rack can rotate around a circular plate in a fan-shaped fixed point manner, and the sliding electrical component mounting rack can slide along an annular fixed plate; under the inside and outside synchronous heat dissipation fan axial rotation state of annular, be located annular fan board inner circle face the flabellum carries out the fan-wind heat dissipation to the electrical component on each fixed point rotation electrical component mounting bracket to and be located annular fan board outer lane face the flabellum carries out the fan-wind heat dissipation to the electrical component on each electrical component mounting bracket that slides.

Furthermore, the supporting cabinet body and the electrical component mounting cabinet body are both cylindrical shell-shaped, and are concentrically connected with each other;

the cabinet body sequentially comprises a supporting cabinet body circular cabinet bottom plate, a supporting cabinet body annular cabinet wall plate, a co-connection circular cabinet partition plate, an electrical component mounting cabinet body annular cabinet wall plate and an electrical component mounting cabinet body circular cabinet door plate which are concentrically arranged; the circular cabinet bottom plate, the annular cabinet wall plate and the co-connected circular cabinet partition plate of the supporting cabinet body are connected through screws to form the supporting cabinet body; the common-connection circular cabinet partition plate is connected with the annular cabinet wall plate of the electrical component mounting cabinet body through screws, and the circular cabinet door plate of the electrical component mounting cabinet body is hinged with the annular cabinet wall plate of the electrical component mounting cabinet body to form the electrical component mounting cabinet body;

the annular cabinet wall plate of the supporting cabinet body and the annular cabinet wall plate of the electric component mounting cabinet body are both provided with external communicating holes; cabinet body communicating holes are formed in the common circular cabinet partition plates; and a ventilation window is arranged on the door plate of the round cabinet of the electric component mounting cabinet body.

Further, the fixed point rotating electrical component mounting bracket comprises a fixed point rotating electrical component mounting plate, an axial rotating shaft, a first servo motor and a first gear; a first outer gear ring is fixedly sleeved on the periphery of the circular fixing plate; the fixed point rotating electric component mounting plate is parallel to the circular fixing plate, the fixed point rotating electric component mounting plate extends inwards along the radial direction of the circular fixing plate to be close to one end of the circular fixing plate, and is in rotating connection with the circular fixing plate through an axial rotating shaft; the fixed point rotating electric component mounting plate is provided with a first mounting hole for mounting an electric component.

Further, the root of the fan blade is integrally connected with a fan blade mounting part, and the fan blade mounting part is fastened on the annular fan plate through bolts and nuts; cabinet interconnection through holes are uniformly and densely distributed on the annular fan plate; one end of the annular sector plate is sequentially and concentrically connected with a second outer gear ring and an annular guide rail, and the annular sector plate is rotatably connected with the inner bottom of the electric component mounting cabinet body through the annular guide rail; the annular internal and external synchronous heat dissipation fan is matched with a motor arranged in the supporting cabinet body, and the motor is in transmission connection with a second external gear ring gear through a second gear arranged on an output shaft of the motor.

Furthermore, the sliding electrical component mounting frame comprises a sliding electrical component mounting plate, an elastic positioning piece and two elastic traveling mechanisms, wherein the elastic positioning piece elastically slides and penetrates through the sliding electrical component mounting plate, and the two elastic traveling mechanisms are symmetrical relative to the elastic positioning piece and are respectively arranged at two ends of the sliding electrical component mounting plate through supporting arms; the sliding electrical component mounting plate is provided with a second mounting hole for mounting an electrical component, the sliding electrical component mounting plate slides on the annular fixing plate through the elastic travelling mechanism, and the sliding electrical component mounting plate can be elastically fixed on the annular fixing plate through the elastic positioning piece;

the sliding electrical component mounting plate and the two supporting arms form a U-shaped structure with an opening facing the annular fixing plate; the elastic positioning piece comprises a positioning rod which slides and penetrates through the sliding electrical component mounting plate, a positioning plate and a ball handle which are respectively connected to two ends of the positioning rod, and a positioning spring which is elastically sleeved on the rod part of the positioning rod between the positioning plate and the sliding electrical component mounting plate;

the elastic walking mechanism comprises a connecting rod which is parallel to the sliding electric component mounting plate and penetrates through the supporting arm, connecting blocks and screwing handles which are respectively connected to two ends of the connecting rod, a roller arranged on the connecting blocks, and a propping spring which is elastically sleeved on the rod part of the connecting rod between the connecting blocks and the supporting arm; the connecting rod is rotatably connected with the connecting block and is divided into a non-threaded rod part close to the screwing handle and a threaded rod part close to the connecting block, the non-threaded rod part penetrates through the supporting arm, and the threaded rod part is in threaded fit with the supporting arm; annular grooves are circumferentially formed in the inner ring side and the outer ring side of the annular fixing plate, the roller is parallel to the sliding electrical component mounting plate, and the roller is matched with the annular grooves;

the elastic walking mechanism further comprises two limiting rods which are fixedly connected with the supporting arms and are symmetrical about the connecting blocks, the limiting rods are in contact friction with the connecting blocks or keep a tiny distance for preventing the connecting blocks from rotating along with the connecting rods, and therefore the idler wheels are guaranteed to be always kept in a parallel posture with the sliding electrical component mounting plate.

Furthermore, at least one threading hole is formed in each of the supporting cabinet body circular cabinet bottom plate and the common circular cabinet partition plate, and the threading holes in the supporting cabinet body circular cabinet bottom plate and the threading holes in the common circular cabinet partition plate are concentrically arranged in a one-to-one correspondence manner;

be located the supporting cabinet is internal the face of connecting the circular cabinet baffle altogether is provided with the threading nest of tubes, the both ends of threading nest of tubes all run through and connect the circular cabinet baffle altogether and extend to respectively the inner circle and the outer lane of the inside and outside synchronous heat dissipation fan of annular for the circuit of being connected between the electric component on the circular grillage of electric component installation and the electric component on the annular grillage of electric component installation passes.

Further, the threading pipe group is at least one group, and each threading pipe group at least comprises a hard PVC pipe.

Has the advantages that: the efficient heat-dissipation power distribution cabinet system has the beneficial effects that:

1) the heat dissipation effect to the electric part in the switch board is very good, and the radiating efficiency is high moreover, guarantees switch board system operation's security and stability.

2) The circular plate frame for mounting the gas component, the annular internal and external synchronous heat dissipation fan and the annular plate frame for mounting the electric component are mutually matched structural design devices, wherein the circular plate frame for mounting the gas component and the annular plate frame for mounting the electric component are used for carrying out reasonable partition layout on the mounting position of the electric component and are divided into a mounting area (the circular plate frame for mounting the electric component is used for mounting the electric component) positioned in the annular internal and external synchronous heat dissipation fan and a mounting area (the annular plate frame for mounting the electric component is used for mounting the electric component) positioned outside the annular internal and external synchronous heat dissipation fan, so that mounting partition division is formed, the annular internal and external synchronous heat dissipation fan is combined to carry out fan-air heat dissipation on the electric component in the internal and external mounting areas respectively, so that poor air flow guide heat dissipation caused by intensive mounting of the electric component is avoided, and the, the heat dissipation effect is good, efficient, guarantees switch board system operation's security and stability.

3) The high-efficiency heat-dissipation power distribution cabinet system is reasonable in structural layout, convenient and fast to assemble, easy to operate and suitable for large-scale popularization and application.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention with the door panel of the round cabinet of the electric component mounting cabinet body in an open state;

FIG. 3 is a schematic view of the overall structure of the present invention with the supporting cabinet sectioned;

FIG. 4 is a schematic structural view of a circular plate rack for mounting electrical components;

FIG. 5 is a schematic structural view of an annular internal and external synchronous heat dissipation fan;

FIG. 6 is a schematic structural view of the annular plate frame for mounting the electrical components;

FIG. 7 is a schematic structural view of a mounting bracket for the sliding electrical component;

FIG. 8 is a schematic view of the structure of the mounting bracket for the sliding electrical component mounted on the annular plate.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 2 or fig. 3, a high-efficient heat-dissipation power distribution cabinet system comprises a cabinet body 1, the cabinet body 1 comprises a supporting cabinet body 1.1 and an electrical component mounting cabinet body 1.2 which are connected in a stacked manner, the supporting cabinet body 1.1 and the electrical component mounting cabinet body 1.2 are communicated with the external environment, and the supporting cabinet body 1.1 and the electrical component mounting cabinet body 1.2 are communicated with each other, so that better connectivity with the external air is maintained, and heat dissipation can be better performed.

More specifically, as shown in fig. 2, the supporting cabinet 1.1 and the electrical component mounting cabinet 1.2 are both cylindrical shell-shaped, and the supporting cabinet 1.1 and the electrical component mounting cabinet 1.2 are concentrically connected, so that the connection is compact, and the occupied space is saved.

As shown in fig. 1, the cabinet body 1 sequentially comprises a supporting cabinet body circular cabinet bottom plate 11, a supporting cabinet body annular cabinet wall plate 12, a common circular cabinet partition plate 13, an electrical component mounting cabinet body annular cabinet wall plate 14 and an electrical component mounting cabinet body circular cabinet door plate 15 which are concentrically arranged; the supporting cabinet body 1.1 is formed by connecting a circular cabinet bottom plate 11 of the supporting cabinet body, an annular cabinet wall plate 12 of the supporting cabinet body and a co-connected circular cabinet partition plate 13 through screws; the common-connection circular cabinet partition plate 13 is connected with the annular cabinet wall plate 14 of the electric component mounting cabinet body through screws, and the circular cabinet door plate 15 of the electric component mounting cabinet body is hinged with the annular cabinet wall plate 14 of the electric component mounting cabinet body to form the electric component mounting cabinet body 1.2; the supporting cabinet body annular cabinet wall plate 12 and the electrical component mounting cabinet body annular cabinet wall plate 14 are both provided with an external communicating hole 1 a; the common-connection circular cabinet partition plate 13 is provided with a cabinet body communicating hole 1 b; and a ventilation window 1c is arranged on the circular cabinet door plate 15 of the electric component mounting cabinet body.

As shown in fig. 2 or fig. 3, the electric component mounting cabinet further comprises an electric component mounting circular plate frame 1.3, an annular internal and external synchronous heat dissipation fan 1.4 and an electric component mounting annular plate frame 1.5 which are concentrically arranged in the electric component mounting cabinet body 1.2 from inside to outside; the interior bottom swivelling joint of the inside and outside synchronous heat dissipation fan 1.4 of annular and the electric components installation cabinet body 1.2, the rotation state the inside and outside synchronous heat dissipation fan 1.4 of annular carries out the heat dissipation of synchronous fanning to the electric components of installation on the circular grillage 1.3 of electric components installation and the electric components of installation on the circular grillage 1.5 of electric components installation. The circular plate frame 1.3 for mounting the electric component, the annular internal and external synchronous heat dissipation fan 1.4 and the annular plate frame 1.5 for mounting the electric component are mutually matched structural design devices, wherein the circular plate frame 1.3 for mounting the electric component and the annular plate frame 1.5 for mounting the electric component are arranged in a rationalized partition mode and are divided into a mounting area (the circular plate frame 1.3 for mounting the electric component is used for mounting the electric component) positioned in the annular internal and external synchronous heat dissipation fan 1.4 and a mounting area (the annular plate frame 1.5 for mounting the electric component) positioned outside the annular internal and external synchronous heat dissipation fan 1.4, so that the mounting partition is formed, the annular internal and external synchronous heat dissipation fan 1.4 is combined to respectively carry out fan cooling on the electric component in the internal and external mounting areas, the influence of poor air flow guiding heat dissipation caused by intensive mounting of the electric component is avoided, and the problem that part of the electric component can not be fully cooled is solved, the heat dissipation structure has the advantages of good heat dissipation effect and high efficiency, and ensures the safety and stability of the operation of the power distribution cabinet system.

As shown in fig. 4, 5 and 6, the circular rack for electrical component mounting 1.3 includes a circular fixing plate 31 supported by the first supporting column and disposed at the bottom of the electrical component mounting cabinet 1.2, and a plurality of fixed point rotating electrical component mounting brackets 32 movably fitted on the circular fixing plate 31; the annular internal and external synchronous heat dissipation fan 1.4 comprises an annular fan plate 41 which is arranged at the inner bottom of the electric component mounting cabinet body 1.2 in a rotating fit manner and fan blades 42 which are distributed on the inner ring plate surface and the outer ring plate surface of the annular fan plate 41 in a circumferential array manner; the electric component mounting annular plate frame 1.5 supports an annular fixed plate 51 arranged at the bottom in the electric component mounting cabinet body 1.2 and a plurality of sliding electric component mounting frames 52 movably matched and arranged on the annular fixed plate 51 through second support columns 50; the circular fixing plate 31, the annular fan plate 41 and the annular fixing plate 51 are concentrically arranged from inside to outside; the fixed point rotating electrical component mounting frame 32 and the sliding electrical component mounting frame 52 are used for mounting electrical components required by a power distribution cabinet system, wherein the fixed point rotating electrical component mounting frame 32 can rotate around the circular plate 31 in a fan-shaped fixed point mode, so that the spacing distance of electrical components on adjacent fixed point rotating electrical component mounting frames 32 can be adjusted, a proper spacing distance can be maintained, a flow guiding and heat dissipating channel can be provided for wind, the heat dissipating efficiency is improved, the sliding electrical component mounting frame 52 can slide along the annular fixing plate 51, the spacing distance of electrical components on adjacent sliding electrical component mounting frames 52 can be adjusted, and the situations that heat dissipation is poor and accidents are prone to happen due to intensive installation of the electrical components are avoided; under the inside and outside synchronous heat dissipation fan 1.4 axial rotation state of annular, be located annular fan board 41 inner circle face the flabellum 42 carries out the fan-type heat dissipation to the electrical component on each fixed point rotating electrical component mounting bracket 32 to and be located annular fan board 41 outer circle face the flabellum 42 carries out the fan-type heat dissipation to the electrical component on each electrical component mounting bracket 52 that slides to make each electrical component homoenergetic obtain fully the fan-type heat dissipation, the heat dissipation is thorough, high-efficient.

As shown in fig. 4, the fixed point rotating electrical component mounting block 32 includes a fixed point rotating electrical component mounting plate 321, an axial rotating shaft 322, a first servo motor 323, and a first gear 324; a first outer gear ring 311 is fixedly sleeved on the periphery of the circular fixing plate 31; the fixed point rotating electrical component mounting plate 321 is parallel to the circular fixing plate 31, the fixed point rotating electrical component mounting plate 321 extends inwards along the radial direction of the circular fixing plate 31 to be close to one end of the circular fixing plate 31 center and is connected with the circular fixing plate 31 in a rotating mode through an axial rotating shaft 322, the fixed point rotating electrical component mounting plate 321 extends outwards along the radial direction of the circular fixing plate 31 to exceed one end of the circular fixing plate 31 periphery and is connected with the first outer gear ring 311 in a tooth transmission mode through a first gear 324 driven by a first servo motor 323; the fixed point rotating electric component mounting plate 321 has a first mounting hole 3210 for mounting an electric component. Starting first servo motor 323 can drive the rotatory electric component mounting panel 321 of corresponding fixed point through the tooth transmission and rotate around axial pivot 322 fixed point to adjust the interval between the rotatory electric component mounting panel 321 of adjacent fixed point, make and be in suitable spacing distance between the electric component that installs on the rotatory electric component mounting panel 321 of fixed point is adjacent, adjust simply, convenient.

As shown in fig. 5, the root of the fan blade 42 is integrally connected with a fan blade mounting part, and the fan blade mounting part is fastened on the annular fan plate 41 through bolts and nuts; one end of the annular sector plate 41 is sequentially concentrically connected with a second outer gear ring 43 and an annular guide rail 44, and the annular sector plate 41 is rotationally connected with the inner bottom of the electric component mounting cabinet body 1.2 through the annular guide rail 44; the annular internal and external synchronous heat dissipation fan 1.4 is matched with a motor 46 positioned in the supporting cabinet body 1.1, and the motor 46 is in tooth transmission connection with a second external gear ring 43 through a second gear 45 arranged on an output shaft of the motor 46; it is worth noting that the cabinet-in-connection through holes 1d are uniformly and densely distributed on the annular fan plate 41, so that the flowability of the inner air and the outer air of the annular inner and outer synchronous heat dissipation fan 1.4 is improved, the air flowability and the flowability of the inner space of the whole electric component installation cabinet body 1.2 are better and more flexible, the heat generated by the electric components is effectively taken away, and the heat dissipation is further promoted.

As shown in fig. 7 and 8, the sliding electrical component mounting bracket 52 includes a sliding electrical component mounting plate 521, an elastic positioning member 522 elastically sliding through the sliding electrical component mounting plate 521, and two elastic traveling mechanisms 524 symmetrical to the elastic positioning member 522 and respectively disposed at two ends of the sliding electrical component mounting plate 521 through support arms 523; the sliding electrical component mounting plate 521 is provided with a second mounting hole 5210 for mounting an electrical component, the sliding electrical component mounting plate 521 slides on the annular fixing plate 51 through the elastic traveling mechanism 524, and the sliding electrical component mounting plate 521 can be elastically fixed on the annular fixing plate 51 through the elastic positioning piece 522. The sliding electrical component mounting frame 52 is reasonable in structural design, the sliding state of the sliding electrical component mounting frame 52 on the annular fixing plate 51 can be flexibly controlled, the distance between the adjacent sliding electrical component mounting frames 52 can be adjusted by the sliding state, the fixed state can ensure the stability of the sliding electrical component mounting frame 52 fixed relative to the annular fixing plate 51, and the stability of the operation of electrical components mounted on the fixed state is ensured.

More specifically, the sliding electrical component mounting plate 521 and the two support arms 523 form a U-shaped structure with an opening facing the annular fixing plate 51; the elastic positioning member 522 includes a positioning rod 5211 slidably penetrating the sliding electrical component mounting plate 521, a positioning plate 5222 and a ball handle 5223 respectively connected to two ends of the positioning rod 5211, and a positioning spring 5224 elastically sleeved on a rod portion of the positioning rod 5211 between the positioning plate 5222 and the sliding electrical component mounting plate 521. When the positioning plate 5222 is elastically abutted against the annular fixing plate 51 through the positioning spring 5224, the fixing of the sliding electrical component mounting frame 52 relative to the annular fixing plate 51 can be realized, when the sliding electrical component mounting frame 52 needs to be moved, the ball handle 5223 is manually lifted to pull the positioning plate 5222 to be separated from the annular fixing plate 51, and then the sliding electrical component mounting frame 52 can be pushed to slide along the annular fixing plate 51.

The elastic walking mechanism 524 comprises a connecting rod 5241 which is parallel to the sliding electrical component mounting plate 521 and penetrates through the supporting arm 523, a connecting block 5242 and a screwing handle 5243 which are respectively connected to two ends of the connecting rod 5241, a roller 5244 arranged on the connecting block 5242, and an abutting spring 5245 which is elastically sleeved on the rod part of the connecting rod 5241 between the connecting block 5242 and the supporting arm 523; the connecting rod 5241 is rotatably connected with the connecting block 5242, the connecting rod 5241 is divided into a non-threaded rod part close to the screwing handle 5243 and a threaded rod part close to the connecting block 5242, the non-threaded rod part penetrates through the supporting arm 523, and the threaded rod part is in threaded fit with the supporting arm 523; annular grooves 510 are circumferentially formed in both the inner ring side and the outer ring side of the annular fixing plate 51, the roller 5244 is parallel to the sliding electrical component mounting plate 521, and the roller 5244 is matched with the annular grooves 510. It should be noted that, the sliding electrical component mounting bracket 52 can be taken off from the annular fixing plate 51, so as to greatly improve the convenience of mounting the electrical component, when the sliding electrical component mounting bracket 52 needs to be taken off, the screwing handle 5243 is manually pulled outwards to drive the connecting rod 5241 to move outwards, when the threaded rod part of the connecting rod 5241 reaches the supporting arm 523, the screwing handle 5243 is pulled and simultaneously the rotating operation is carried out until the roller 5244 is moved out of the annular groove 510, and then the sliding electrical component mounting bracket 52 can be easily taken off from the annular fixing plate 51.

It should be noted that the elastic walking mechanism 524 further includes two limiting rods 5246 fixedly connected to the supporting arms 523 and symmetrical about the connecting block 5242, and the limiting rods 5246 are in contact friction with the connecting block 5242 or are arranged at a small interval to prevent the connecting block 5242 from rotating along with the connecting rod 5241, so as to ensure that the roller 5244 always keeps a parallel posture with the sliding electrical component mounting plate 521, and facilitate the manual operation of mounting or dismounting the sliding electrical component mounting frame 52 relative to the annular fixing plate 51.

As shown in the attached drawing 1, at least one threading hole 10 is formed in the circular cabinet bottom plate 11 of the supporting cabinet body and the circular cabinet partition plate 13, the threading holes 10 in the circular cabinet bottom plate 11 of the supporting cabinet body and the threading holes 10 in the circular cabinet partition plate 13 are concentrically arranged in a one-to-one correspondence manner, and the threading holes 10 are arranged to allow external circuits to penetrate into the cabinet body 1.

As shown in fig. 1 or fig. 3, a threading pipe group 16 is disposed on the surface of the common circular cabinet partition 13 in the supporting cabinet 1.1, and both ends of the threading pipe group 16 penetrate through the common circular cabinet partition 13 and respectively extend to the inner ring and the outer ring of the annular internal and external synchronous heat dissipation fan 1.4, so that a circuit connected between an electrical component on the circular plate frame 1.3 for mounting an electrical component and an electrical component on the annular plate frame 1.5 for mounting an electrical component passes through the threading pipe.

More specifically, the threading tube set 16 is at least one set, and each set of threading tube set 16 includes at least one rigid PVC conduit.

The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.