CN115492433A - Prefabricated cabin electrical equipment module, prefabricated cabin and transformer substation - Google Patents

Abstract

The invention discloses a prefabricated cabin electrical equipment module, a prefabricated cabin and a transformer substation, wherein the electrical equipment module comprises a cabin body and electrical equipment arranged in the cabin body, the cabin body comprises a vertical supporting frame cylinder structure, at least one of a bus channel, a cable channel and a pressure relief channel is arranged in an inner space surrounded by the supporting frame cylinder structure, the electrical equipment module is an independent transportation unit, and the electrical equipment completes prefabrication and wiring in a factory. The prefabricated cabin is internally provided with a form of cutting according to functional modules, so that the electrical equipment is highly and intensively arranged in the same transportation unit, the prefabrication and wiring in a factory are realized, the product quality is effectively ensured by utilizing a healthy production quality inspection mechanism in the factory, and the field installation efficiency and the reliability are improved.

Description

Prefabricated cabin electrical equipment module, prefabricated cabin and transformer substation

Technical Field

The invention relates to the technical field of transformer substations, in particular to a prefabricated cabin electrical equipment module, a prefabricated cabin and a transformer substation.

Background

The traditional transformer substation is generally in a civil engineering mode, needs site construction and building, and has the defects of long construction period, large influence on the surrounding environment, large occupied area and the like. With the increasing shortage of urban land, the living density of residents is continuously improved, and the problems that the normal life of the residents is influenced, the surrounding living environment is influenced and the like exist in a newly-built transformer substation in the urban center. In addition, the transformer substation is built under severe environments such as high altitude and the like, and the problems of long construction period, poor environment, difficult construction, high labor intensity of personnel and the like exist.

In order to solve the problems, the prefabricated cabin type transformer substation adopting the prefabricated cabin structure is widely used, electrical equipment such as high-voltage equipment, low-voltage equipment, secondary equipment and a bus bridge are integrated in the prefabricated cabin, auxiliary equipment such as an air duct, a stair and an air conditioner are also integrated, the structure of the interior of the prefabricated cabin is compact, and the occupied area can be effectively reduced.

At present, referring to fig. 1, the prefabricated cabin type substation is divided in a mesh-shaped manner, in a plurality of divided modules, except that a unit module R near the side only includes a corridor 12, each of the other unit modules R includes an electrical device 11 and a corridor 12, and the mesh-shaped dividing manner enables the electrical devices to be located in different segmented modules, so that primary and secondary connection between the devices can be completed only after splicing to a field cabin body, the field workload is high, the device integration level is not high, and the quality problem is difficult to control.

The above information disclosed in this background section is only for enhancement of understanding of the background section of the application and therefore it may contain prior art that does not constitute known technology to those of ordinary skill in the art.

Disclosure of Invention

The invention provides a prefabricated cabin electrical equipment module, a prefabricated cabin and a transformer substation, wherein the prefabricated cabin is divided according to functional modules, electrical equipment is arranged in the same transportation unit in a centralized mode, prefabrication and wiring in a factory are realized, the product quality is effectively guaranteed by utilizing a sound production quality inspection mechanism in the factory, and a core module mainly comprising the electrical equipment is formed.

In order to realize the purpose of the invention, the invention is realized by adopting the following technical scheme:

the invention provides a prefabricated cabin electrical equipment module, comprising:

the cabin body comprises a vertical supporting frame cylinder structure, and at least one of a bus channel, a cable channel and a pressure relief channel is arranged in an inner space surrounded by the supporting frame cylinder structure;

an electrical device disposed within the cabin;

wherein the electrical equipment module is an independent transportation unit, and the electrical equipment is prefabricated and wired in a factory.

In some embodiments of the present application, the cabin further includes a base and a top supporting portion, the supporting frame-tube structure is connected between the base and the top supporting portion, and the electrical device is slidably disposed on the base.

In some embodiments of this application, be equipped with the slide rail on the base, electrical equipment includes the cabinet body, the bottom of the cabinet body is located through moulding the slip of wing nut in the slide rail.

In some embodiments of the present application, the supporting frame tube structure includes two supporting wall frame bodies arranged oppositely, a connecting beam is arranged between the tops of the two supporting wall frame bodies, the bottom of the supporting frame wall body is connected with the bottom of the cabin body, and the top of the supporting frame wall body is connected with the top of the cabin body;

the bus channel, the cable channel and the pressure relief channel are all arranged on the inner side of the support wall frame body.

In some embodiments of the present application, a first side sealing plate is disposed on an outer side of the wall body of the support frame, and is used for shielding an internal installation space of the support frame tube structure;

and the first side sealing plate is provided with a detachable sealing plate for plugging the bus channel and the pressure relief channel.

In some embodiments of the present application, two lateral portions of the support wall frame body are provided with a second side sealing plate and a door body, the second side sealing plate connects the two support wall frame bodies, and an opening communicated with the pressure relief channel is formed in the second side sealing plate.

In some embodiments of the present application, a plurality of the electrical equipment modules are spliced in a horizontal direction by a positioning structure;

the bottom of the cabin body is provided with the positioning structure, and the top of the cabin body is provided with a hoisting part.

In some embodiments of the present application, the positioning structure comprises a positioning member and a guide member;

the positioning part is provided with a plurality of guide posts, the guide part is provided with guide holes, and the guide part is arranged at the bottom of the cabin body;

during the concatenation, will the setting element is installed to one of them and is treated the concatenation on the cabin body, and make one of them the guide post is worn to locate and is corresponded on the cabin body in the guiding hole, will all the other the concatenation of treating the guiding hole and the rest on the cabin body the guiding hole corresponds the grafting with the guide post.

The invention also provides a prefabricated cabin comprising an electrical equipment module as described above.

In some embodiments of the present application, the prefabricated cabin further includes a plurality of auxiliary function modules, and corridors and/or stairs and/or air conditioning equipment and/or monitoring equipment are disposed in the auxiliary function modules;

the auxiliary functional module is an independent transportation unit, and the auxiliary functional module is prefabricated in a factory.

In some embodiments of the present application, each of the electrical equipment modules and each of the auxiliary function modules are of a standard modular size;

the standard module size = a minimum size of each of the electrical equipment modules and the auxiliary function module + an integral multiple of a reference module size, and the reference module size is a preset fixed value.

The invention also provides a transformer substation comprising the prefabricated cabin, wherein the prefabricated cabin is provided with a single layer or multiple layers.

Compared with the prior art, the invention has the advantages and positive effects that:

the utility model discloses an electrical equipment module is based on forming on the design concept basis of cutting apart according to functional module with prefabricated under-deck, this electrical equipment module only includes electrical equipment, and do not include auxiliary function modules such as other corridors, it is internal at same under-deck with electrical equipment height integration, accomplish prefabrication and wiring in the mill, the production quality inspection mechanism that utilizes the inside sound of mill is effectual to have guaranteed product quality, it is big to need the on-the-spot work load of wiring of customer among the prior art, the difficult technological problem of control of wiring quality.

Then, the electrical equipment module formed by the cabin and the electrical equipment is taken as an independent transportation unit to be transported to a customer site, and the electrical equipment module is spliced with other electrical equipment modules or auxiliary function modules (such as corridor modules, stair modules and the like).

The supporting frame tube structure in the cabin body has the functions of improving the overall structural strength of the cabin body, integrating the functions of wiring and pressure relief, contributing to improving the structural compactness of the interior of the cabin body and further reducing the floor area of the cabin body.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when taken in conjunction with the accompanying drawings.

Drawings

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

FIG. 1 illustrates a dividing manner of a mesh character shape in a prefabricated cabin in the prior art;

FIG. 2 is a diagram of a manner in which modules are partitioned within a prefabricated cabin according to an embodiment;

FIG. 3 is a schematic structural diagram of an electrical equipment module according to an embodiment;

FIG. 4 is a schematic structural view of a support frame tube structure according to an embodiment;

FIG. 5 is a schematic view of the structure shown in FIG. 4 with the first side sealing plate omitted;

fig. 6 is a sliding mounting structure between an electrical device and a base according to an embodiment;

fig. 7 is a horizontal split structure between two adjacent electrical equipment modules according to an embodiment;

FIG. 8 is an enlarged view of portion A of FIG. 7;

FIG. 9 is an exploded view of the structure shown in FIG. 8;

fig. 10 is a schematic structural diagram of a positioning element according to an embodiment.

Reference numerals:

in fig. 1 and 2:

10-prefabricated cabin, 11-electrical equipment, 12-corridor;

s-segmenting the line;

r-unit module, R1-electrical equipment module, R2-corridor module;

in fig. 3 to 10:

1-a first module;

2-a second module;

100-cabin body, 110-base, 120-top supporting part, 130-supporting frame cylinder structure, 131-supporting frame wall, 132-connecting beam, 1321-first connecting beam, 1322-second connecting beam, 133-corner supporting plate, 141-bus channel, 142-wiring groove, 143-pressure relief channel, 150-cable support, 151-fixing hole, 161-first side sealing plate, 162-second side sealing plate, 1621-opening, 170-door body, 180-detachable sealing plate, 181-first detachable sealing plate, 182-second detachable sealing plate and 190-lifting ring;

200-an electrical device;

300-a positioning structure, 310-a positioning piece, 311-a substrate, 312-a connecting part, 313-a positioning column, 314-a first connecting hole, 320-a guiding part, 321-a guiding hole, 322-a second connecting hole, and 330-a bolt;

410-slide rail, 420-plastic wing nut;

500-a hoisting part;

w1-the depth direction of the cabinet body; w2-the cabinet width direction.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

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

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or uses of other materials.

Example one

The embodiment discloses an electrical equipment module which is applied to a prefabricated cabin.

Referring to fig. 3, the electrical equipment module includes a cabin 100 and electrical equipment 200 provided in the cabin 100.

The electrical device 200 may be a high voltage device, a medium voltage device, a low voltage device, a secondary device, a bus bridge, etc.

The cabin 100 is a frame structure formed by welding and assembling sectional materials and/or plates, the cabin 100 includes a vertical supporting frame-tube structure 130, and at least one of a bus duct 141, a cable duct 142 and a pressure relief duct 143 is disposed in an inner space surrounded by the supporting frame-tube structure 130.

This electrical equipment module only includes electrical equipment, and does not include auxiliary function modules such as other corridors, with electrical equipment highly integrated in same cabin, accomplishes prefabrication and wiring in the mill, utilizes the inside sound production quality inspection mechanism of mill effectual assurance product quality, avoids needing among the prior art that the on-the-spot work load of wiring of customer is big, the difficult technological problem of control of wiring quality.

The electrical equipment module formed by the cabin 100 and the electrical equipment 200 is then transported as an independent transportation unit to the customer site to complete the splicing with other electrical equipment modules or auxiliary function modules (such as corridor modules, stair modules, etc.).

The supporting frame tube structure 130 not only has the function of improving the overall structural strength of the cabin body 100, but also integrates the functions of wiring and pressure relief, thereby being beneficial to improving the structural compactness inside the cabin body 100 and further reducing the floor area of the cabin body.

The bus duct 141, the cable duct 142, and the pressure relief duct 143 are appropriately selected and arranged according to the type of the electrical equipment 200 installed in the cabin 100. For example, the pressure relief path 143 may only be configured when medium pressure equipment is installed within the enclosure 100.

It should be noted that the entire interior space enclosed by the support frame-and-tube structure 130 can be considered as a cable channel.

When the prefabricated cabin is in multilayer arrangement, the mounting spaces on the upper and lower layers of the supporting frame tube structure 130 are communicated, so that wiring of electrical equipment between the upper and lower layers of the cabin body is facilitated, assembly of the modular prefabricated cabin is facilitated, and production assembly efficiency is improved.

According to the length of the nacelle body 100, a plurality of support frame-tube structures 130 may be arranged along the length direction of the nacelle body 100 to satisfy the strength support requirement. In the structure shown in fig. 3, three of the supporting frame tube structures 130 are provided, and the electrical device 200 is provided between two adjacent supporting frame tube structures 130.

The electrical equipment module in the present embodiment is formed based on a design concept of dividing the inside of the prefabricated cabin into functional modules.

Specifically, taking the prefabricated cabin shown in fig. 1 as an example, the prefabricated cabin includes two rows of electrical devices 11 and four rows of corridors 12, and the final layout structure is that one row of corridors 12 is located at the end side, and the other three rows of corridors 12 are inserted between the two rows of electrical devices 11. According to the mesh-shaped division form of the prior art, except for the extreme side corridor module, each of the other division unit modules R includes an electrical device 11 and a corridor 12. The electrical equipment 12 is divided into different section unit modules R, so that primary and secondary connection among the equipment can be completed only after splicing to the cabin body on site, the field workload is large, the equipment integration level is not high, and the quality problem is difficult to control.

And this application adopts the brand-new form of dividing according to the function module, refer to fig. 2, divide into independent corridor module R2 with every line corridor 12, divide into independent electrical equipment module R1 with every line electrical equipment 11, make electrical equipment 11 highly integrated in same electrical equipment module R1, accomplish the production equipment of each electrical equipment module R1 and corridor module R2 in the mill earlier, it can to transport to the customer site to splice to use the unit module as the transport unit again, the work load of customer site is greatly reduced, improve on-the-spot packaging efficiency.

Fig. 2 shows only one specific layout manner of the electrical equipment 11 and the corridor 12 in the prefabricated cabin, and in practical application, electrical equipment modules with different functions (such as a high-voltage electrical equipment module, a medium-voltage electrical equipment module, a low-voltage electrical equipment module, and the like) and auxiliary function modules (such as a corridor module, a stair module, an environmental control module, and the like) can be combined at will according to customer requirements, so that the effects of optimal segmentation, optimal factory prefabrication, optimal transportation cost, and optimal field construction are achieved.

Regarding the specific structure of the cabin 100, in some embodiments of the present application, referring to fig. 3, the cabin 100 further includes a base 110 and a top support 120, a supporting frame-tube structure 130 is connected between the base 110 and the top support 120, and the electrical equipment 200 is slidably disposed on the base 110.

Taking a medium-low voltage electrical device as an example, referring to fig. 2, a dimension W1 of the electrical device 200 in the cabinet depth direction is generally fixed, while a cabinet width dimension W2 of the electrical device 200 is variable, and the electrical device 200 can slide in the cabinet width direction W2 to realize position adjustment of each electrical device 200, which is convenient for installation.

For the specific structure of the sliding installation, in some embodiments of the present application, referring to fig. 6, a sliding rail 410 is disposed on the base 110, the sliding rail 410 extends along a cabinet width W2 direction of the electrical device, the bottom of the cabinet body of the electrical device 200 is slidably disposed in the sliding rail 410 through a wing-shaped nut 420, and the sliding adjustment of the electrical device 200 is achieved through the sliding of the wing-shaped nut 420 along the sliding rail 410.

The integrated furred ceiling fitment of top supporting part 120 (not shown), the furred ceiling fitment contains installation roof beam and furred ceiling decorative board, and the installation roof beam is fixed on the frame of top supporting part 120, and the furred ceiling decorative board can adopt panel beating furred ceiling board, aluminium honeycomb panel furred ceiling board, aluminium square tube furred ceiling board etc. and the furred ceiling decorative board adopts the modularized design, assembles earlier and forms the furred ceiling fitment to form on the top supporting part 120 after the piece again on the installation roof beam to whole integration.

For the specific structure of the supporting frame tube structure 130, in some embodiments of the present application, the supporting frame tube structure 130 and the base 110 of the cabin may be fixedly connected, and at this time, the bottom of the supporting frame tube structure 130 is fixedly connected to the base 110 through a bolt.

The supporting frame tube structure 130 and the base 110 may be slidably connected (the connection mode is not shown), in this case, a sliding groove is formed on the base 110, and the bottom of the supporting frame tube structure 130 may be slidably disposed in the sliding groove through a wing-shaped nut.

The sliding connection facilitates adjustment of the position of the support frame-and-tube structure 130 to match different sizes of electrical equipment within the enclosure 100.

Generally, the support frame tube structures 130 disposed at the two ends of the chamber body 100 are generally fixedly connected, and the support frame tube structures 130 disposed in the middle of the chamber body 100 can be slidably connected.

In some embodiments of the present application, referring to fig. 4 and 5, the supporting frame structure 130 includes two opposite supporting wall frame bodies 131, and each of the supporting wall frame bodies 131 is formed by welding metal profiles. A connection beam 132 is provided between the tops of the two support wall frame bodies 131. The bottom of the support frame wall 131 is connected to the base 110, and the top of the support frame wall 131 is connected to the top support 120.

The bus duct 141, the cable duct 142 and the pressure relief duct 143 are all fixed inside the support wall frame body 131.

Further, the coupling beam 132 includes a first coupling beam 1321 and a second coupling beam 1322, the first coupling beam 1321 is disposed at the top corner position of the two support wall frame bodies 131, and is of an L-shaped structure, and both the top and the side of the support wall frame body 131 are connected and fixed, and a plurality of second coupling beams 1322 are disposed between the two first coupling beams 1321.

The first connecting beam 1321 and the second connecting beam 1322 are formed by bending and welding metal plates, and are fixed to the support wall frame body 131 by bolts or welding.

Furthermore, an angled support plate 133 is welded between the transverse beam and the vertical beam forming the support wall frame body 131, so that the structural strength is further improved.

Further, the top of the support wall frame body 131 is provided with a plurality of and symmetrically distributed hoisting rings 190, so that the top hoisting is performed through a hoisting tool, and the installation is facilitated.

Further, a first side sealing plate 161 is disposed on an outer side of the supporting frame wall 131 to shield an inner installation space of the supporting frame tube structure 130.

The first side sealing plate 161 is formed by spraying paint or plastic on a metal plate, and is fixed on the outer side of the support wall frame body 131 by bolts or welding.

Further, a detachable sealing plate 180 is arranged on the first side sealing plate 161, and the detachable sealing plate 180 is used for sealing off the bus duct 141 and the pressure relief duct 143. Defining a first removable cover plate 181 opposite the busway 141 and a second removable cover plate 182 opposite the pressure relief passageway 143.

The removable seal plate 180 is also made of metal sheet or plastic spray and is mounted to the support wall frame 131 by bolts.

When the electrical equipment module does not need bus wiring, the bus passage 141 is blocked by the first detachable sealing plate 181; when the cabin 100 needs bus wiring, the first detachable sealing plate 181 is removed.

When the electrical equipment module does not need to be decompressed, the pressure relief channel 143 is blocked by the second detachable sealing plate 182; when the cabin 100 needs to be vented, the second removable sealing plate 182 is removed.

Further, the side portions of the two support wall frame bodies 131 are provided with a second side sealing plate 162 and a door body 170 which are arranged up and down.

The second side sealing plate 162 is formed by spraying paint or plastic on a metal plate, and is fixed to the support wall frame body 131 by bolts or welding for connecting the two support wall frame bodies 131.

The second side sealing plate 162 is provided with an opening 1621 communicated with the pressure relief passage 143 to realize pressure relief.

The door 170 may be a single door or a double door, which facilitates the operator to enter the support frame tube structure 130 for line maintenance.

Further, a plurality of cable holders 150 are disposed at the inner side of the support wall frame body 131, and fixing holes 151 for fixing cables are disposed on the cable holders 150.

The cable holder 150 is formed by welding metal profiles or hot plates, and flanges (not shown) are welded to end sides of the profiles and are fixed to the support wall frame body 131 by bolts or welding.

The number and the installation position of the cable holders 150 can be specifically set according to the routing requirement.

Further, the inner side of the support wall frame body 131 is provided with a wiring groove 142, the wiring groove 142 is formed by bending a metal plate, the surface of the wiring groove 142 can be processed by spraying paint or spraying plastic, the wiring groove comprises a wiring groove body and a wiring groove cover plate, the wiring groove body and the wiring groove cover are fixed through bolts, and the wiring groove 142 can be integrally fixed on the support wall frame body 131 through bolts or welding.

A creeper is designed in the trunking body and used for fixing a secondary cable.

The number and installation positions of the wiring slots 142 can be specifically set according to the wiring requirements.

The cable mount 150 and routing channel 142 are used to route different types of wires.

For the specific structure of the bus duct 141, in some embodiments of the present application, the bus duct 141 is assembled by bending a stainless steel plate to form a bus enclosure, and the bus enclosure and the support wall frame 131 are fixed by bolts.

Further, an insulator bracket (not shown) is disposed in the bus duct 141 for mounting an insulator for fixing the copper bar.

The bus duct 141 can realize the through connection of the switch cabinet equipment copper bars on the two sides of the support frame cylinder structure, and has the function of preventing eddy current.

For the specific structure of the pressure relief channel 143, in some embodiments of the present application, the pressure relief channel 143 is formed by assembling pressure relief enclosing plates formed by bending metal plates, and the pressure relief enclosing plates and the support wall frame body 131 are fixed by bolts.

The pressure releasing channel 143 can penetrate the pressure releasing channels of the switch cabinet on both sides of the supporting frame-tube structure 130 and release the pressure of the cabinet to the outside of the cabin through the supporting frame-tube structure.

In order to further improve the field installation efficiency, in some embodiments of the present application, the multiple electrical equipment modules are spliced in the horizontal direction by the positioning structure 300, the positioning structure 300 is disposed at the bottom of the cabin 100, and the hanging part 500 is disposed at the top of the cabin 100.

This application overturns the mode of original bottom hoist and mount, and the electrical equipment module adopts the mode of top hoist and mount, bottom location to splice fast, reaches to improve on-the-spot installation effectiveness and reliability.

Of course, the electrical equipment and other adjacent auxiliary function modules (such as corridor modules, stair modules and the like) are quickly spliced by adopting the same positioning structure.

The hoisting part 500 may be a lifting lug and/or a lifting ring, and the positions of the hoisting points are symmetrically distributed to ensure the balance of the cabin 100 during hoisting. Meanwhile, an auxiliary hoisting point is innovatively introduced, and the hoisting balance is further improved by adding the auxiliary hoisting point during hoisting.

As to the specific structure of the positioning structure 300, in some embodiments of the present application, reference is made to fig. 7 to 9, where in the structure shown in fig. 7, two electrical equipment modules may be spliced, or an electrical equipment module may be spliced with other auxiliary function modules. For convenience of description, two modules to be spliced are defined as a first module 1 and a second module 2.

The positioning structure 300 includes a positioning member 310 and a guide member 320. The positioning member 310 is provided with a plurality of guide posts 313, the guide member 320 is provided with guide holes 321, and the guide member 320 is disposed at the bottom of the cabin 100.

During splicing, the positioning member 310 is firstly installed on one of the cabin bodies to be spliced (for example, the first module 1), one of the guide posts 313 is arranged in the guide hole 321 of the corresponding cabin body (i.e., the first module 1) in a penetrating manner, and then the guide holes 321 of the other cabin bodies to be spliced (i.e., the second module 2) are correspondingly inserted into the other guide posts 313, and the top hoisting is matched, so that the quick splicing of the two adjacent modules can be easily completed.

Specifically, the positioning member 310 includes a base plate 311, a connecting portion 312 and positioning pillars 313, the connecting portion 312 is disposed at a middle position of the base plate 311 in a vertical direction, a first connecting hole 314 is formed on the connecting portion 312 for fixing the whole positioning member 310 at the bottom of the cabin body, a plurality of positioning pillars 313 are vertically disposed on the base plate 311, and the plurality of positioning pillars 313 are respectively disposed at two sides of the connecting portion 312 for positioning connection between adjacent cabin bodies.

For convenience of processing, the substrate 311, the connection portion 312 and the positioning column 313 are connected by welding, but other assembling forms such as bolt connection may be adopted.

The guide member 320 is a plate-shaped structure and horizontally formed at the bottom of the capsule body, a guide hole 321 is formed on the guide member 320, and in the positioning process, the positioning column 313 penetrates into the corresponding guide hole 321 to realize splicing between adjacent capsule bodies.

The bottom side wall of the cabin is formed with a second connecting hole 322, in the installation state, the second connecting hole 322 corresponds to the first connecting hole 314, and the bolt 330 passes through the first connecting hole 314 and the second connecting hole 322 for fixing the positioning member 310 on the cabin.

In the structure shown in fig. 7 to 9, two positioning columns 313 are disposed on the positioning member for splicing two adjacent modules.

If four adjacent modules need to be spliced in a cross shape, four positioning columns 313 need to be arranged on the required positioning element 310, referring to fig. 10, the installation process can refer to the splicing process of two modules, and details are not repeated.

Example two

The present embodiment discloses a prefabricated cabin comprising the electrical equipment module and the auxiliary function module disclosed in the first embodiment.

The electrical equipment modules may be high voltage equipment modules, medium voltage equipment modules, low voltage equipment modules, secondary equipment modules, and the like.

The auxiliary function module can be a corridor module, a stair module, an environment control module and the like.

The electrical equipment module and the auxiliary function module can be combined and arranged at will according to the requirements of users.

The interface between each module is standardized, and the module size is standardized and modularized, so that each module has strong interchangeability and feasibility of factory prefabrication.

The size of each module is standard modulus size, and through the settlement of standard modulus size for the module can convenient and fast ground satisfy the dilatation of substation equipment and the increase of operation maintenance space through the increase of module quantity, has reduced the kind of module simultaneously.

The standard module size = the minimum module size in each module + the integral multiple of the reference module, and the reference module is obtained by calculation according to the actual sizes of the prefabricated cabin and the transformer substation.

The introduction of the standard modulus and the reference modulus leads the appearance of the cabin body to be unified to the maximum extent, thereby realizing the prefabricated production of the module.

EXAMPLE III

The embodiment discloses a transformer substation, which comprises the prefabricated cabin disclosed in the second embodiment, wherein the prefabricated cabin can be a single layer or multiple layers.

In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (8)

1. A prefabricated cabin electrical equipment module, comprising:

the cabin body comprises a base, a top supporting part and a supporting frame cylinder structure, wherein the supporting frame cylinder structure is arranged between the base and the top supporting part, and at least one of a bus channel, a cable channel and a pressure relief channel is arranged in an inner space surrounded by the supporting frame cylinder structure;

an electrical device provided in the cabin;

wherein the electrical equipment module is an independent transportation unit, and the electrical equipment is prefabricated and wired in a factory.

2. The pre-fabricated cabin electrical equipment module of claim 1,

the plurality of electrical equipment modules are spliced in the horizontal direction through a positioning structure;

the bottom of the cabin body is provided with the positioning structure, and the top of the cabin body is provided with a hoisting part.

3. Prefabricated cabin electrical equipment module according to claim 2,

the positioning structure comprises a positioning piece and a guide piece;

the positioning part is provided with a plurality of guide posts, the guide part is provided with guide holes, and the guide part is arranged at the bottom of the cabin body;

during splicing, the positioning piece is arranged on one cabin body to be spliced and one guide column penetrates through the guide hole in the corresponding cabin body, and then the rest guide holes in the cabin body to be spliced are correspondingly spliced with the rest guide columns.

4. Prefabricated cabin electrical equipment module according to any one of claims 1 to 3,

the supporting frame cylinder structure comprises two supporting wall frame bodies which are oppositely arranged, a connecting beam is arranged between the tops of the two supporting wall frame bodies, the bottom of the supporting frame wall body is connected with the bottom of the cabin body, and the top of the supporting frame wall body is connected with the top of the cabin body;

the bus channel, the cable channel and the pressure relief channel are all arranged on the inner side of the support wall frame body.

5. The pre-fabricated cabin electrical equipment module of claim 4,

a first side sealing plate is arranged on the outer side of the wall body of the support frame and used for shielding the internal installation space of the support frame cylinder structure;

and the first side sealing plate is provided with a detachable sealing plate for plugging the bus channel and the pressure relief channel.

6. The pre-fabricated cabin electrical equipment module of claim 4,

and the side parts of the two support wall frame bodies are provided with a second side sealing plate and a door body which are arranged up and down, the second side sealing plate connects the two support wall frame bodies, and the second side sealing plate is provided with an opening communicated with the pressure relief channel.

7. A prefabricated module comprising a plurality of electrical equipment modules according to any one of claims 1 to 6.

8. A substation, comprising a prefabricated cabin according to claim 7, said prefabricated cabin having a single or multiple layers.

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