CN215343415U

CN215343415U - Combined electric cabinet for intermediate frequency power supply

Info

Publication number: CN215343415U
Application number: CN202120520904.2U
Authority: CN
Inventors: 王永华
Original assignee: Shandong Huaxin Electric Furnace Co ltd
Current assignee: Shandong Huaxin Electric Furnace Co ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-12-28
Anticipated expiration: 2031-03-12

Abstract

The utility model relates to a combined electric cabinet for an intermediate frequency power supply in the related technical field of power distribution cabinets, which comprises an electric cabinet body, wherein the electric cabinet body comprises a rectifier cabinet body, an inverter cabinet body detachably connected with the rectifier cabinet body, a capacitor cabinet body detachably connected with the inverter cabinet body and a channel steel bottom frame for combining and fixing the three cabinet bodies, and the rectifier cabinet body, the inverter cabinet body and the capacitor cabinet body are all composed of a frame body, a top plate and a control door plate. According to the utility model, the power distribution cabinet is disassembled into a plurality of relatively independent small modules, each module is connected by a detachable connection method, and the small modules are disassembled for transportation, so that the doorsills of transportation vehicles and carrying vehicles are reduced, and the additional transportation expenditure is saved; the switch board comprises a plurality of relatively independent little modules, provides huge space for the upgrading transformation in switch board later stage, has saved the expense spending in the aspect of the transformation.

Description

Combined electric cabinet for intermediate frequency power supply

Technical Field

The utility model relates to the technical field related to power distribution cabinets, in particular to a combined electric cabinet for an intermediate frequency power supply.

Background

According to the principle of electrician, the conductor in the alternating magnetic field can generate induced electromotive force, so that eddy current is formed to cause the conductor material to generate heat, and the medium-frequency induction heating power supply is a device for converting three-phase power-frequency alternating current into single-phase medium-frequency alternating current.

The high-power induction furnace often needs the support of large-scale heating power supply, and these huge intermediate frequency induction heating power supply of volume have proposed certain requirement to the kind of haulage vehicle, simultaneously, like fork truck this kind of ordinary haulage vehicle can't carry out field operation, can only carry out the handling through hoist and mount vehicle or overhead traveling crane, have brought high expenses for transportation and handling work. Present switch board is integrative setting, need make the switch board body that meets the requirements according to the use kind and the quantity of required electrical components earlier, and it is internal to assemble these electrical components to the switch board again, leads to the switch board to exist not enoughly in the upgrading improvement in later stage, when needs increase electrical components's kind and quantity, needs customize the switch board again, has brought extra expense.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

Disclosure of Invention

The utility model aims to provide a combined electric cabinet for an intermediate frequency power supply and a combination method, and aims to solve the problems that the existing intermediate frequency induction heating power supply distribution cabinet in the background art is huge in size, inconvenient to transport and short in upgrading and transformation space.

In order to achieve the purpose, the combined electric cabinet for the intermediate frequency power supply adopts the following technical scheme:

the utility model provides an intermediate frequency power supply is with combination electric cabinet, includes the electric cabinet body, the electric cabinet body include the rectifier cabinet body, with the rectifier cabinet body detachable connection's the contravariant cabinet body, with the contravariant cabinet body detachable connection's the capacitor box body and be used for the channel-section steel underframe fixed with the combination of the above-mentioned three kinds of cabinet bodies, the rectifier cabinet body, the contravariant cabinet body and the capacitor box body constitute by frame body, roof and control door plant.

As a further scheme of the present invention, the frame body is a rectangular frame structure composed of a plurality of sets of vertical columns and a plurality of sets of cross brace sheet metals, a reinforcement member for reinforcing connection is arranged between adjacent cross brace sheet metals, a plurality of first overlap holes are formed in one side of each vertical column, a plurality of second overlap holes are formed in the back side of each cross brace sheet metal, and different frame bodies are connected and assembled by bolt assemblies respectively passing through the first overlap holes and the second overlap holes.

As a further scheme of the utility model, a plurality of top plate fixing holes for mounting a top plate and a plurality of frame fixing holes B for connecting a channel steel bottom frame are respectively formed on the upper end surface and the lower end surface of the cross brace sheet metal, and similarly, a top plate fixing hole and a frame fixing hole B are respectively formed on the upper end surface and the lower end surface of the upright post.

As a further scheme of the utility model, the channel steel bottom frame is a closed frame structure composed of a plurality of groups of short channel steels and two groups of long channel steels, the side surfaces of the long channel steels are provided with a plurality of long circular hoisting holes, the upper end surfaces of the long channel steels and the short channel steels are respectively provided with a plurality of frame fixing holes a corresponding to the frame fixing holes B, the frame body is fixedly connected with the channel steel bottom frame through bolt assemblies penetrating through the frame fixing holes a and the frame fixing holes B, and fixing channel steels for mounting electrical accessories are further arranged between the short channel steels.

As a further scheme of the utility model, control door panels in the rectifier cabinet body are arranged on the front side and the rear side of a frame body of the rectifier cabinet body, side door panels are arranged on the left side of the rectifier cabinet body, the right side of the rectifier cabinet body is vacant, the side door panels are composed of a water distributor panel and a circuit breaker door panel, the water distributor panel is transversely arranged on the left lower side of the frame body, the circuit breaker door panel is arranged above the water distributor panel and composed of two door panels which are divided into two halves, each door panel is hinged with the frame body, an observation window is arranged on the surface of each door panel, and a top plate in the rectifier cabinet body is provided with a lead port.

As a further scheme of the utility model, a PLC control box is arranged on a control door panel at the front side in the rectifier cabinet body, the PLC control box is fixedly mounted at the back side of the control door panel, a square hole communicated with the PLC control box is formed in the control door panel, and a hinged PLC control box door panel is arranged at the square hole of the PLC control box.

As a further scheme of the utility model, the control door plates in the inverter cabinet body and the capacitor cabinet body are respectively arranged at the front side and the rear side of the respective frame body, and the right side of the frame body of the capacitor cabinet body is provided with a side plate.

Compared with the prior art, the utility model has the following advantages and prominent effects:

1. according to the utility model, the power distribution cabinet is disassembled into a plurality of relatively independent small modules, each module is connected by a detachable connection method, and the small modules are disassembled for transportation, so that the doorsills of transportation vehicles and carrying vehicles are reduced, and the additional transportation expenditure is saved;

2. the power distribution cabinet disclosed by the utility model is composed of a plurality of relatively independent small modules, a huge space is provided for later upgrading and reconstruction of the power distribution cabinet, newly added electrical components can be arranged in a new module, and then the new module is connected with the original power distribution cabinet, so that the expense in the aspect of reconstruction is saved.

Drawings

In order to more clearly illustrate the embodiments or technical solutions of the present invention, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic view of the split structure of the present invention.

Fig. 3 is a schematic structural view of the frame body according to the present invention.

Fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Fig. 5 is an enlarged schematic view of a portion B in fig. 3.

Fig. 6 is a schematic structural view of the rectification cabinet body in the present invention.

Fig. 7 is a schematic structural view of the fixing channel steel of the present invention.

Reference numerals: 1. rectifier cabinet body, 2, the contravariant cabinet body, 3, the capacitor box body, 4, channel-section steel underframe, 5, the frame body, 6, the roof, 7, the control door plant, 8, the PLC control box door plant, 9, the instrument bayonet socket, 10, the lead wire mouth, 11, the curb plate, 12, short channel steel, 13, long channel-section steel, 14, the hole for hoist, 15, fixed channel-section steel, 16, the stand, 17, stull sheet metal, 18, the reinforcement, 19, the roof fixed orifices, 20, first overlap hole, 21, the second overlap hole, 22, the water knockout drum board, 23, the circuit breaker door plant, 24, the observation window, 25, frame fixed orifices A, 26, frame fixed orifices B.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, belong to the scope of the present invention.

Referring to fig. 1 to 3, a combined electrical cabinet for an intermediate frequency power supply includes an electrical cabinet body, which includes a rectifier cabinet body 1, an inverter cabinet body 2 detachably connected to the rectifier cabinet body 1, a capacitor cabinet body 3 detachably connected to the inverter cabinet body 2, and a channel steel bottom frame 4 for fixing the three cabinet bodies. The rectifier cabinet body 1, the inverter cabinet body 2 and the capacitor cabinet body 3 are all composed of a frame body 5, a top plate 6 and a control door plate 7. The frame body 5 is a rectangular frame structure composed of multiple groups of upright posts 16 and multiple groups of cross brace sheet metals 17, a reinforcing piece 18 for reinforcing connection is arranged between the adjacent cross brace sheet metals 17, multiple first overlap holes 20 are formed in one side of each upright post 16, multiple second overlap holes 21 are formed in the back side of each cross brace sheet metal 17, and different frame bodies 5 are connected and assembled through bolt assemblies penetrating through the first overlap holes 20 and the second overlap holes 21 respectively.

Referring to fig. 2, 4, 5 and 7, the upper and lower end surfaces of the cross brace sheet metal 17 are respectively provided with a plurality of top plate fixing holes 19 for mounting the top plate 6 and frame fixing holes B26 for connecting the channel bottom frame 4, and similarly, the upper and lower end surfaces of the upright post 16 are also respectively provided with top plate fixing holes 19 and frame fixing holes B26. The channel steel underframe 4 is a closed frame structure consisting of a plurality of groups of short channel steels 12 and two groups of long channel steels 13, a plurality of long circular hoisting holes 14 are formed in the side surfaces of the long channel steels 13, a plurality of frame fixing holes A25 corresponding to the frame fixing holes B26 are formed in the upper end surfaces of the long channel steels 13 and the short channel steels 12, the frame body 5 is fixedly connected with the channel steel underframe 4 through bolt assemblies penetrating through the frame fixing holes A25 and the frame fixing holes B26, and fixing channel steels 15 used for mounting electric fittings are further arranged between the short channel steels 12.

Referring to fig. 1 and 2, the control door panels 7 in the rectifier cabinet body 1 are disposed on the front and rear sides of the frame body 5, the left side of the rectifier cabinet body 1 is provided with side door panels, the right side of the rectifier cabinet body 1 is vacant, the side door panels are composed of a water distributor panel 22 and a circuit breaker door panel 23, the water distributor panel 22 is transversely disposed on the lower left side of the frame body 5, the circuit breaker door panel 23 is disposed above the water distributor panel 22 and is composed of two door panels divided into two halves, each door panel is hinged to the frame body 5, the surface of each door panel is provided with an observation window 24, and the top plate 6 in the rectifier cabinet body 1 is provided with a lead opening 10. The control door plant 7 of front side is equipped with the PLC control box in the rectifier cabinet body 1, and the dorsal part of control door plant 7 is adorned admittedly to the PLC control box, and the quad slit of intercommunication PLC control box is seted up to control door plant 7, and the PLC control box is equipped with articulated PLC control box door plant 8 in quad slit department. The control door plates 7 in the inverter cabinet body 2 and the capacitor cabinet body 3 are arranged on the front side and the rear side of the respective frame body 5, and the capacitor cabinet body 3 is provided with a side plate 11 on the right side of the frame body 5.

When in use, the combination method comprises the following steps:

s1, firstly, preparing a batch of frame bodies 5 with different sizes and specifications according to requirements, and then installing top plates 6 and control door plates 7 on the frame bodies 5 according to the types of the installed electric appliance elements to form a rectifying cabinet body 1, an inverter cabinet body 2 and a capacitor cabinet body 3;

s2, preparing a channel steel bottom frame 4 meeting the requirements according to the total size and length of the rectifier cabinet body 1, the inverter cabinet body 2 and the capacitor cabinet body 3;

s3, place the rectifier cabinet body 1, the contravariant cabinet body 2 and the capacitor box body 3 on channel-section steel underframe 4 in proper order, the frame fixed orifices B26 that each cabinet body left aligns with the frame fixed orifices A25 that channel-section steel underframe 4 left, and the second overlap hole 21 that each cabinet body left aligns each other with first overlap hole 20 to bolt assembly accomplishes the installation work between each cabinet body and channel-section steel underframe 4 and each cabinet body.

According to the utility model, the power distribution cabinet is disassembled into a plurality of relatively independent small modules, each module is connected by a detachable connection method, and the modules are disassembled and divided into the small modules for transportation, so that the doorsills of transportation vehicles and carrying vehicles are reduced, and the additional transportation expenditure is saved. The power distribution cabinet disclosed by the utility model is composed of a plurality of relatively independent small modules, a huge space is provided for later upgrading and reconstruction of the power distribution cabinet, newly added electrical components can be arranged in a new module, and then the new module is connected with the original power distribution cabinet, so that the expense in the aspect of reconstruction is saved.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art to the present invention without departing from the spirit and scope of the utility model, and such modifications and equivalents should be considered to fall within the scope of the utility model.

Claims

1. The utility model provides an intermediate frequency power is with combination electric cabinet, includes electric cabinet body, its characterized in that: the electric cabinet body comprises a rectifier cabinet body (1), an inverter cabinet body (2) detachably connected with the rectifier cabinet body (1), a capacitor cabinet body (3) detachably connected with the inverter cabinet body (2) and a channel steel bottom frame (4) used for fixing the three cabinet bodies in a combined mode, wherein the rectifier cabinet body (1), the inverter cabinet body (2) and the capacitor cabinet body (3) are composed of a frame body (5), a top plate (6) and a control door plate (7).

2. The combined electric cabinet for the intermediate frequency power supply according to claim 1, characterized in that: frame body (5) are the rectangular frame structure who comprises multiunit stand (16) and multiunit stull sheet metal (17), are equipped with between adjacent stull sheet metal (17) and are used for strengthening reinforcement (18) of connecting, multichannel first overlap hole (20) have been seted up to one side of stand (16), multichannel second overlap hole (21) have been seted up to the dorsal part of stull sheet metal (17), and different frame body (5) are connected the equipment in order to pass the bolt assembly of first overlap hole (20) and second overlap hole (21) respectively.

3. The combined electric cabinet for the intermediate frequency power supply according to claim 2, characterized in that: the upper and lower terminal surface of stull sheet metal (17) is seted up multichannel roof fixed orifices (19) that are used for installing roof (6) and frame fixed orifices B (26) that are used for connecting channel-section steel underframe (4) respectively, and is same, the upper and lower terminal surface of stand (16) also is equipped with roof fixed orifices (19) and frame fixed orifices B (26) respectively.

4. The combined electric cabinet for the intermediate frequency power supply according to claim 3, characterized in that: channel-section steel underframe (4) is the closed frame structure who comprises multiunit channel-section steel (12) and two groups channel-section steel (13), the side of channel-section steel (13) is equipped with hole for hoist (14) of multichannel long circle, the up end of channel-section steel (13) and channel-section steel (12) all is equipped with multichannel and the corresponding frame fixed orifices A (25) of above-mentioned frame fixed orifices B (26), fixed connection is made with bolt assembly and channel-section steel underframe (4) that pass frame fixed orifices A (25) and frame fixed orifices B (26) in frame body (5), channel-section steel (12) between still be equipped with fixed channel-section steel (15) for installing electrical accessories.

5. The combined electric cabinet for the intermediate frequency power supply according to claim 1, characterized in that: control door plant (7) in the rectifier cabinet body (1) set up both sides around its frame body (5), the left side of the rectifier cabinet body (1) is equipped with the side door plant, the right side vacancy of the rectifier cabinet body (1), the side door plant comprises water knockout drum board (22) and circuit breaker door plant (23), water knockout drum board (22) horizontal left side below at frame body (5), circuit breaker door plant (23) set up in the top of water knockout drum board (22) and constitute by two door plants that divide, and every door plant all articulates and the surface has seted up observation window (24) with frame body (5), lead opening (10) have been seted up in roof (6) in the rectifier cabinet body (1).

6. The combined electric cabinet for the intermediate frequency power supply according to claim 5, characterized in that: the rectifying cabinet is characterized in that a PLC control box is arranged on a control door plate (7) on the front side in the rectifying cabinet body (1), the PLC control box is fixedly mounted on the back side of the control door plate (7), a square hole communicated with the PLC control box is formed in the control door plate (7), and a hinged PLC control box door plate (8) is arranged in the square hole of the PLC control box.

7. The combined electric cabinet for the intermediate frequency power supply according to claim 1, characterized in that: the inverter cabinet body (2) and the capacitor cabinet body (3) are respectively provided with a control door plate (7) at the front side and the rear side of the respective frame body (5), and the capacitor cabinet body (3) is provided with a side plate (11) at the right side of the frame body (5).