CN224053722U - A ventilation structure for high-voltage switchgear - Google Patents

Abstract

The utility model provides a high-voltage switch cabinet ventilation structure, which relates to the technical field of switch cabinets and comprises a cabinet body and an embedded frame, wherein a limiting part is arranged at one end of the inner side of the embedded frame, a rotating rod is rotatably arranged in the limiting part, driving gears are arranged at two ends of the rotating rod, a mounting plate is arranged in the embedded frame, a central shaft is arranged on the mounting plate, a driven gear and an extending part are rotatably arranged on the central shaft, a limiting wheel is rotatably arranged on the extending part, a moving rod is movably connected to the outer side of the limiting wheel, a tooth opening is formed in the lower surface of the moving rod, and a protective cover is arranged on the moving rod. According to the utility model, one end of the auxiliary wheel is gradually lifted up through the moving rod, the extension piece at the other end is pushed to move around the central shaft, the extension piece is gradually vertical to the moving rod, the protective cover is pushed to move out of the inner side of the embedded frame, the protective cover can be gradually moved upwards through continuous movement of the moving rod, and the radiating fan is exposed, so that the aim of cleaning or maintenance is fulfilled conveniently.

Description

High tension switchgear ventilation structure

Technical Field

The utility model belongs to the technical field of switch cabinets, and particularly relates to a ventilation structure of a high-voltage switch cabinet.

Background

The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters the main control switch in the cabinet, then enters the sub-control switch, and each shunt is arranged according to the requirement. Such as meters, automatic control, motor magnetic switches, various ac contactors, etc., and high-voltage and low-voltage switchgear, high-voltage buses, such as power plants, etc., and low-cycle relief for protecting major equipment.

Based on the above, the inventor finds that the problem that the internal equipment of the switch cabinet is used for a long time, the heat dissipation fan needs to be equipped for heat dissipation, the good operation of the internal equipment of the cabinet is kept, the protective cover is also arranged outside the commonly used heat dissipation fan, when the heat dissipation fan is used for a long time, more dust is adsorbed on the surface of the heat dissipation fan, the heat dissipation fan needs to be cleaned in time, the whole heat dissipation effect is prevented from being influenced, and when the heat dissipation fan is cleaned, the whole heat dissipation frame needs to be detached firstly, and then the internal fan is cleaned, so that the heat dissipation is inconvenient.

Accordingly, in view of the above, research and improvement are made to the existing structure and the defects, and a ventilation structure of a high-voltage switch cabinet is provided so as to achieve the purpose of having more practical value.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a ventilation structure of a high-voltage switch cabinet, which aims to solve the problems that the whole radiating frame is detached and then an internal fan is cleaned and is troublesome in the existing radiating cleaning process.

The utility model discloses a ventilation structure of a high-voltage switch cabinet, which is characterized by comprising the following specific technical means:

The utility model provides a high tension switchgear ventilation structure, includes the cabinet body and embedded frame, the locating part is installed to the inboard one end of embedded frame, the dwang is installed in the inside rotation of locating part, the driving gear is installed at the both ends of dwang, the internally mounted of embedded frame has the mounting panel, install the center pin on the mounting panel, rotate on the center pin and install driven gear and extension piece, rotate on the extension piece and install spacing wheel, outside swing joint on the spacing wheel has the movable rod, the tooth mouth has been seted up on the lower part surface of movable rod, install the protection casing on the movable rod.

Further, the upper part of the driving gear is connected with the lower part of the driven gear in a meshed mode, the upper part of the driven gear is connected with the tooth mouth in a meshed mode, and the extension piece can move around the central shaft.

Further, the number of the moving rods is two, the moving rods are oppositely arranged, the two moving rods are located at two sides of the protective cover respectively, and the protective cover is located at the inner side of the embedded frame.

Further, the regulating box is arranged at the other end of the inner side of the embedded frame, the arc-shaped groove is formed in the regulating box, the inclined part is arranged at one end of the moving rod, the auxiliary wheel is arranged at one end of the inclined part, and the auxiliary wheel is located in the arc-shaped groove.

Further, a driven bevel gear is arranged at one end of the rotating rod, a driving bevel gear is connected to the side face of the driven bevel gear in a meshed mode, and a rotary handle is connected to the middle of the driving bevel gear.

Further, a fixing plate is arranged on the inner side of the embedded frame, a heat dissipation fan is arranged on the fixing plate, and the position of the heat dissipation fan corresponds to that of the protective cover.

Compared with the prior art, the utility model has the following beneficial effects:

According to the utility model, the inclined part and the auxiliary wheel are driven to gradually move out of the arc-shaped groove through the moving rod, one end of the moving rod, provided with the auxiliary wheel, is gradually lifted up to push the extending part at the other end to move around the central shaft, the extending part is gradually in a vertical state with the moving rod, at the moment, the protective cover is pushed to move out of the inner side of the embedded frame, and the protective cover can be gradually moved upwards to expose the heat radiation fan through the continuous movement of the moving rod, so that the aim of cleaning or maintenance is fulfilled conveniently.

According to the utility model, the driving bevel gear is driven to rotate by the rotating handle, the driven bevel gear meshed with the driving bevel gear is driven to rotate when the driving bevel gear rotates, the driven bevel gear drives the rotating rod to rotate, the driving gears at two ends can be driven to rotate when the rotating rod rotates, the driven gear is driven to rotate by taking the central shaft as the center when the driving gear rotates, and the moving rod can be driven to move upwards by being matched with the tooth openings when the driven gear rotates, so that the whole operation is convenient.

Drawings

Fig. 1 is an overall schematic diagram of a high voltage switchgear ventilation structure of the present utility model.

Fig. 2 is a partially disassembled schematic view of an insert frame of a ventilation structure of a high-voltage switchgear according to the present utility model.

Fig. 3 is an inside schematic view of an embedded frame of a ventilation structure of a high-voltage switch cabinet according to the present utility model.

Fig. 4 is an enlarged schematic diagram of a portion a of a ventilation structure of a high-voltage switch cabinet according to the present utility model.

Fig. 5 is a schematic view of a movable rod portion of a ventilation structure of a high-voltage switchgear according to the present utility model.

Fig. 6 is a schematic view of the assembly of a passive bevel gear portion of a high voltage switchgear ventilation structure of the present utility model.

In the figure, the correspondence between the component names and the drawing numbers is:

1. The portable electric power cabinet comprises a cabinet body, a 2, an embedded frame, a 3, a fixed plate, a 4, a heat dissipation fan, a 5, a mounting plate, a 6, a limiting piece, a 7, a rotating rod, a 8, a driving gear, a 9, a central shaft, a 10, a driven gear, a 11, an extending piece, a 12, a limiting wheel, a 13, a moving rod, a 14, a tooth opening, a 15, a protective cover, a 16, an adjusting box, a 17, an arc-shaped groove, a 18, an inclined piece, a 19, an auxiliary wheel, a 20, a driven bevel gear, a 21, a driving bevel gear and a 22 and a rotating handle.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "plurality" is two or more, and the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus are not to be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected" and "connected" are to be construed broadly, and for example, they may be fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

as shown in fig. 1 to 6:

The utility model provides a ventilation structure of a high-voltage switch cabinet, which comprises a cabinet body 1 and an embedded frame 2, wherein one end of the inner side of the embedded frame 2 is provided with a limiting piece 6, the inside of the limiting piece 6 is rotatably provided with a rotating rod 7, both ends of the rotating rod 7 are provided with driving gears 8, the inside of the embedded frame 2 is provided with a mounting plate 5, a central shaft 9 is arranged on the mounting plate 5, a driven gear 10 and an extension piece 11 are rotatably arranged on the central shaft 9, a limiting wheel 12 is rotatably arranged on the extension piece 11, the outer side of the limiting wheel 12 is movably connected with a movable rod 13, the lower surface of the movable rod 13 is provided with a tooth opening 14, the movable rod 13 is provided with a protective cover 15, the inner side of the embedded frame 2 is provided with a fixed plate 3, the fixed plate 3 is provided with a heat dissipation fan 4, the position of the heat dissipation fan 4 corresponds to the position of the protective cover 15, under normal state, the protective cover 15 is positioned on the inner side of the embedded frame 2, the rotating rod 7 can drive the driving gears 8 at both ends to rotate, the driving gears 10 are driven to rotate with the central shaft 9 as the center, and the driven gears 10 can be driven to rotate when the driving gears 8 rotate, when the driven gears 10 rotate, the driving gears 13 can drive the movable rod 13 to move upwards through cooperation with the tooth opening 14.

The upper portion of the driving gear 8 is engaged with the lower portion of the driven gear 10, the upper portion of the driven gear 10 is engaged with the tooth opening 14, the extension piece 11 can move around the central shaft 9, the number of the moving rods 13 is two, the two moving rods 13 are respectively arranged oppositely, the two moving rods 13 are respectively located on two sides of the protection cover 15, the protection cover 15 is located on the inner side of the embedded frame 2, the regulating box 16 is mounted on the other end of the inner side of the embedded frame 2, the arc-shaped groove 17 is formed in the regulating box 16, the inclined piece 18 is mounted at one end of the moving rod 13, the auxiliary wheel 19 is mounted at one end of the inclined piece 18, the auxiliary wheel 19 is located in the arc-shaped groove 17, when the moving rod 13 moves, the auxiliary wheel 19 is driven to gradually move out of the arc-shaped groove 17 through the inclined piece 18, at the moment, one end of the moving rod 13 is mounted with the auxiliary wheel 19, the extension piece 11 at the other end is pushed to move around the central shaft 9, the extension piece 11 is gradually and the moving rod 13 is in a vertical state, at the moment, the protection cover 15 is pushed out of the inner side of the embedded frame 2 is continuously moved through the moving rod 13, and the protection cover 15 can gradually move upwards.

Wherein, the driven bevel gear 20 is installed to the one end of dwang 7, and the side meshing of driven bevel gear 20 is connected with initiative bevel gear 21, and the middle part of initiative bevel gear 21 is connected with rotatory handle 22, drives initiative bevel gear 21 through rotatory handle 22 and rotates, can drive the driven bevel gear 20 rotation rather than the meshing connection when initiative bevel gear 21 rotates, and driven bevel gear 20 drives dwang 7 and rotates, makes things convenient for whole operation.

Specific use and action of the embodiment:

In the utility model, when the heat dissipation fan 4 needs to be cleaned or maintained, the rotary handle 22 is rotated firstly, the driving bevel gear 21 is driven to rotate by the rotary handle 22, the driven bevel gear 20 which is meshed with the driving bevel gear 21 is driven to rotate when the driving bevel gear 21 rotates, the driven bevel gear 20 drives the rotating rod 7 to rotate, the driving gear 8 at two ends can be driven to rotate when the rotating rod 7 rotates, the driven gear 10 is driven to rotate around the central shaft 9 when the driving gear 8 rotates, the moving rod 13 can be driven to move upwards by being matched with the tooth opening 14 when the driven gear 10 rotates, the extension piece 11 and the moving rod 13 are in a parallel state when the protective cover 15 is positioned at the inner side of the embedded frame 2 in a normal state, the auxiliary wheel 19 is driven to gradually move out of the inside of the arc-shaped groove 17 by the inclined piece 18 when the moving rod 13 moves, at the moment, one end of the auxiliary wheel 19 is installed on the moving rod 13 is gradually lifted, the extension piece 11 at the other end is pushed to move around the central shaft 9, the extension piece 11 is gradually and the moving rod 13 is in a vertical state, at the moment, the protective cover 15 is pushed to move out of the inner side of the embedded frame 2 continuously, and the protective cover 15 can be moved upwards by the moving rod 13 continuously, so that the protective cover 15 can be exposed to be cleaned or maintained, and the heat dissipation fan can be cleaned.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (6)

1. A ventilation structure for a high-voltage switchgear, comprising a cabinet (1) and an embedded frame (2), characterized in that: a limiting member (6) is installed at one end of the inner side of the embedded frame (2), a rotating rod (7) is rotatably installed inside the limiting member (6), a drive gear (8) is installed at both ends of the rotating rod (7), an mounting plate (5) is installed inside the embedded frame (2), a central shaft (9) is installed on the mounting plate (5), a driven gear (10) and an extension member (11) are rotatably installed on the central shaft (9), a limiting wheel (12) is rotatably installed on the extension member (11), a moving rod (13) is movably connected to the outer side of the limiting wheel (12), a toothed opening (14) is provided on the lower surface of the moving rod (13), and a protective cover (15) is installed on the moving rod (13). 2. The high-voltage switchgear ventilation structure as described in claim 1, characterized in that: the upper part of the driving gear (8) and the lower part of the driven gear (10) are meshed and connected, the upper part of the driven gear (10) and the toothed mouth (14) are meshed and connected, and the extension (11) can move around the central shaft (9). 3. The ventilation structure of a high-voltage switchgear as described in claim 1, characterized in that: there are two moving rods (13), which are arranged opposite to each other, and the two moving rods (13) are located on both sides of the protective cover (15), and the protective cover (15) is located inside the embedded frame (2). 4. The high-voltage switchgear ventilation structure as described in claim 3, characterized in that: an adjustment box (16) is installed at the other end of the inner side of the embedded frame (2), an arc groove (17) is opened inside the adjustment box (16), an inclined member (18) is installed at one end of the moving rod (13), an auxiliary wheel (19) is installed at one end of the inclined member (18), and the auxiliary wheel (19) is located inside the arc groove (17). 5. The ventilation structure of a high-voltage switchgear as described in claim 1, characterized in that: a passive bevel gear (20) is installed at one end of the rotating rod (7), an active bevel gear (21) is meshed with the side of the passive bevel gear (20), and a rotating handle (22) is connected to the middle of the active bevel gear (21). 6. The high-voltage switchgear ventilation structure as described in claim 1, characterized in that: a fixing plate (3) is installed on the inner side of the embedded frame (2), a heat dissipation fan (4) is installed on the fixing plate (3), and the position of the heat dissipation fan (4) corresponds to the position of the protective cover (15).