CN211208972U

CN211208972U - Switch cabinet with simple turnover inner door and top bus bridge switch cabinet group

Info

Publication number: CN211208972U
Application number: CN202020086664.5U
Authority: CN
Inventors: 王华峰; 颜芳梅; 洪素虹; 张云鸿; 刘宝婷
Original assignee: Xiamen Electric Whole Set Equipment Co ltd
Current assignee: Xiamen Smart Power New Energy Technology Co.,Ltd.
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-08-07
Anticipated expiration: 2030-01-15

Abstract

The utility model relates to the technical field of switch cabinets, in particular to a switch cabinet with a simple turnover inner door and a top bus bridge switch cabinet group, wherein, the switch cabinet with the simple turnover inner door comprises a cabinet body and a cabinet door, and also comprises an inner door; the inner door is provided with a fixing hole and a shaft pin; the shaft pins penetrate through the fixing holes, the first shaft holes in the inner door and the second shaft holes in the cabinet door, so that the inner door can be arranged on the cabinet door in a turnover manner; the shaft pin is provided with a limiting piece for preventing the shaft pin from sliding out of the fixing hole or the first shaft hole, and when the limiting piece is close to the fixing hole, the shaft pin can completely slide out of the second shaft hole; a spring is sleeved on the shaft pin and tensioned between the limiting piece and the fixing hole. The utility model provides a cubical switchboard with interior door of simply overturning can distinguish the setting with a plurality of different switches on the cubical switchboard, more convenient and fast, still the light dismantlement of being convenient for. The utility model also provides a top generating line bridge frame cubical switchboard.

Description

Switch cabinet with simple turnover inner door and top bus bridge switch cabinet group

Technical Field

The utility model relates to a cubical switchboard technical field, in particular to cubical switchboard and top generating line bridge rack cubical switchboard group with interior door of simply overturning.

Background

The switch cabinet is an electric device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch circuit is arranged according to the requirement. Such as meters, automatic controls, magnetic switches of motors, various alternating current contactors, and the like, some of which are also provided with high-voltage chambers and low-voltage chamber switch cabinets, and high-voltage buses, such as power plants, and some of which are also provided with low-frequency load shedding for keeping main equipment.

The switch cabinet is mainly used for opening and closing, controlling and protecting electric equipment in the process of generating electricity, transmitting electricity, distributing electricity and converting electric energy of an electric power system. The components in the switch cabinet mainly comprise a circuit breaker, an isolating switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like. The switch cabinets can be classified into a movable switch cabinet and a fixed switch cabinet by a circuit breaker mounting mode; or according to different cabinet body structures, the cabinet body can be divided into an open type switch cabinet, a metal closed switch cabinet and a metal closed armored switch cabinet; the high-voltage switch cabinet, the medium-voltage switch cabinet, the low-voltage switch cabinet and the like can be divided according to different voltage grades.

At present, the switch cabinet is widely applied and mainly suitable for various occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light-duty textile, industrial and mining enterprises, residential districts, high-rise buildings and the like.

The 'one shaft pin detachable power distribution cabinet door hinge' with the application number of 201420466450.5 discloses a shaft pin detachable power distribution cabinet door hinge, the publication date is 2014 12, 31, and the shaft pin detachable power distribution cabinet door hinge comprises a static hinge plate, a movable hinge plate and a shaft pin; the static hinge plate is hinged with the movable hinge plate through a shaft pin, and the upper end of the shaft pin is a bend; the static hinge plate and the movable hinge plate are connected through the shaft pin, when the door panel needs to be maintained or replaced, the door panel can be detached only by pulling out the shaft pin, and the operation is convenient; however, the hinge of the above scheme is still to be matched through two hinge plates on the power distribution cabinet door, and then occupies a larger cabinet door space.

Therefore, a simple inner door of a switch cabinet is needed in the market.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems mentioned in the background art, the conventional switch cabinet lacks a simple inner door which is suitable for distinguishing and setting a plurality of different switches on the switch cabinet, and the utility model provides a switch cabinet with a simple turnover inner door, which comprises a cabinet body and a cabinet door;

the door also comprises an inner door, wherein the inner door is provided with a fixing hole and a shaft pin;

the shaft pins penetrate through the fixing holes, the first shaft holes in the inner door and the second shaft holes in the cabinet door, so that the inner door can be arranged on the cabinet door in a turnover manner;

the shaft pin is provided with a limiting piece for preventing the shaft pin from sliding out of the fixing hole or the first shaft hole, and when the limiting piece is close to the fixing hole, the shaft pin can completely slide out of the second shaft hole; a spring is sleeved on the shaft pin and tensioned between the limiting piece and the fixing hole.

On the basis of the structure, a switch unit is further arranged in the cabinet body, and one switch unit corresponds to one inner door.

On the basis of the structure, furthermore, one end of the shaft pin, which is positioned in the fixing hole, is provided with a bending part.

On the basis of the structure, further, a glass window is arranged on the inner door.

On the basis of the structure, further, a lock structure is arranged on the inner door.

On the basis of the structure, a ventilation mechanism is further arranged on the cabinet body.

On the basis of the structure, further, the ventilation mechanism is an air grid arranged on the cabinet body, and a drying layer is attached to the inner side of the cabinet body, which is provided with the air grid.

On the basis of the structure, further, a pressure relief cover is arranged on the cabinet body.

The utility model provides a top generating line bridge rack cubical switchboard group, including at least individual cubical switchboard, the cubical switchboard adopt as above the cubical switchboard that is equipped with simple and easy upset inner door, the cubical switchboard top is provided with three-phase main bus-bar, three-phase main bus-bar on the individual cubical switchboard passes through bridging device and connects.

On the basis of the structure, the bridging device further comprises an insulating mounting beam for supporting a phase-skipping main bus, wherein the phase A and the phase C of one switch cabinet horizontally penetrate from the front and the back of the phase B respectively for phase skipping, and the three-phase main bus after phase skipping is connected with the three-phase main bus of the other switch cabinet.

The utility model provides a pair of cubical switchboard with interior door of simply overturning compares with prior art, has following advantage:

the inner door can be arranged on the cabinet door in a turnover manner through the matching of the fixing hole, the first shaft hole, the second shaft hole and the shaft pin; in addition, the limit piece is matched to prevent the shaft pin from being separated, so that the overturning of the inner door is influenced; moreover, establish the spring housing on the pivot and the tensioning between locating part and fixed orifices, further strengthened this flip structure's stability, the collocation of this group's structure is not only simple and easy convenient simultaneously, and a plurality of different switches on the cooperation cubical switchboard distinguish the setting, and more convenient and fast still are convenient for easily dismantle.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural view of a shaft pin according to the present invention;

fig. 2 is a schematic structural view of an inner door provided by the present invention;

fig. 3 is a schematic structural view of a switch cabinet with a simple turnover inner door according to the present invention;

fig. 4 is another angle structure diagram of the switch cabinet with the simple turnover inner door according to the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 4;

fig. 6 is a schematic structural diagram of a top bus bar bridge rack switch cabinet group provided by the present invention;

fig. 7 is a schematic perspective view of the phase-hopping mode of the main bus in the bridging device according to the present invention.

Reference numerals:

100 cabinet	110 switch unit	111 switch
				200 cabinet door	210 second shaft hole
300 inner door	310 fixed hole	320 axle pin
			321 stopper	322 spring	323 a bent part
330 first shaft hole	340 glass window	350 lock structure
			400 switch cabinet

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The utility model provides a switch cabinet with a simple turnover inner door, which comprises a cabinet body 100 and a cabinet door 200;

the door further comprises an inner door 300, wherein the inner door 300 is provided with a fixing hole 310 and a shaft pin 320;

specifically, the shaft pin 320 is inserted into the fixing hole 310, the first shaft hole 330 on the inner door 300 and the second shaft hole 210 on the cabinet door 200, so that the inner door 300 can be arranged on the cabinet door 200 in a turnover manner;

specifically, the shaft pin 320 is provided with a stopper 321 for preventing the shaft pin 320 from sliding out of the fixing hole 310 or the first shaft hole 330, and when the stopper 321 is close to the fixing hole 310, the shaft pin 320 can completely slide out of the second shaft hole 210; the shaft pin 320 is sleeved with a spring 322 and tensioned between the limiting member 321 and the fixing hole 310.

In specific implementation, as shown in fig. 3, the switch cabinet with the simple turnover inner door includes a cabinet body 100 and a cabinet door 200, and one or more inner doors 300 are arranged on the cabinet door 200; as shown in fig. 2, a fixing hole 310 and a shaft pin 320 are provided on the inner door 300, a first shaft hole 330 is further provided on the inner door 300, furthermore, a second shaft hole 210 is further provided on the positions of the cabinet door 200 corresponding to the fixing hole 310 and the first shaft hole 330, and the shaft pin 320 is inserted into the fixing hole 310, the first shaft hole 330 on the inner door 300 and the second shaft hole 210 on the cabinet door 200, so that the inner door 300 is turnably provided on the cabinet door 200 through the cooperation of the shaft pin 320 with the fixing hole 310, the first shaft hole 330 and the second shaft hole 210;

as shown in fig. 1 to 5, the shaft pin 320 is further provided with a limiting member 321, the limiting member 321 is preferably fixed on the shaft pin 320, and of course, the shaft pin 320 may also be provided with an insertion hole, and then a bolt is inserted into the insertion hole, and the limiting member 321 is arranged to prevent the shaft pin 320 from sliding out of the fixing hole 310 or the first shaft hole 330, and when the shaft pin 320 moves towards the fixing hole 310, the shaft pin 320 can be moved out of the second shaft hole 210, so as to achieve convenient detachment of the inner door 300; moreover, as shown in fig. 1, a spring 322 is sleeved on the shaft pin 320 and tensioned between the limiting member 321 and the fixing hole 310, and the arrangement of the spring 322 is beneficial to avoiding the shaft pin 320 from slipping out of the second shaft hole 210 when a collision or abnormal placement occurs.

It should be noted that, in the present embodiment, only one side of the inner door 300 is provided with the fixing hole 310, the shaft pin 320, and the like for illustration, and the turning structure of the other side is not limited, and may be the same structure, or may be other hinge structures, and the like.

Due to the design of the structure, the inner door 300 can be arranged on the cabinet door 200 in a turnover manner through the matching of the fixing hole 310, the first shaft hole 330, the second shaft hole 210 and the shaft pin 320; in addition, the stopper 321 is engaged to prevent the shaft pin 320 from disengaging, which affects the turnover of the inner door 300; moreover, establish spring 322 cover on pivot 320 and tensioning between locating part 321 and fixed orifices 310, further strengthened this flip structure's stability, the collocation of this group's structure is not only simple and easy convenient simultaneously, and a plurality of different switches on the cooperation cubical switchboard distinguish the setting, and more convenient and fast still are convenient for easily dismantle.

Preferably, switch units 110 are disposed in the cabinet 100, and one switch unit 110 corresponds to one inner door 300.

In specific implementation, as shown in fig. 3 to 4, one or more switch units 110 may be disposed in the cabinet 100, one or more switches 111 in different combination placement modes may be disposed in each switch unit 110, and through the arrangement of the inner door 300, protection may be distinguished for each or each group of switches, and meanwhile, when only one or a certain group of switches needs to be adjusted, the cabinet door 200 does not need to be opened, and only the inner door 300 needs to be opened, so that other switches are effectively protected, and the influence of dust or other adverse factors entering the cabinet 100 is avoided.

Preferably, a bent portion 323 is formed at one end of the shaft pin 320 located in the fixing hole 310.

In specific implementation, as shown in fig. 1, a bent portion 323 is further disposed at one end of the shaft pin 320 located in the fixing hole 310, and the bent portion 323 can not only prevent the shaft pin 320 from slipping out of the fixing hole 310, but also is beneficial for an operator to use.

Preferably, the inner door 300 is provided with a glass window 340.

In specific implementation, the inner door 300 is further provided with a glass window 340, and the arrangement of the glass window 340 is beneficial to directly observing the number displayed on the display from the outside for switches such as an electric meter and the like, and the inner door 300 does not need to be opened.

Preferably, a lock structure 350 is provided on the inner door 300.

During the concrete implementation, interior door 300 upper end still is equipped with a lock structure 350, the setting of lock structure 350 can realize the locking of interior door 300, prevents that the cubical switchboard from receiving to rock or external force influence, leads to being opened by other people easily.

Preferably, a ventilation mechanism is provided on the cabinet 100.

In specific implementation, in view of the relatively closed switch cabinet and poor heat dissipation, long-time operation may damage electrical components inside the switch cabinet, increasing the cost of additional maintenance, the cabinet body 100 is further provided with a ventilation mechanism, which may be a plurality of air inlet channels or a plurality of fans, so as to realize the circulation of inside and outside air.

Preferably, the ventilation mechanism is a wind grid arranged on the cabinet 100, and a drying layer is attached to the inner side of the cabinet 100 where the wind grid is arranged.

During the concrete implementation, ventilation mechanism does benefit to the ventilation of the internal and external of cabinet 100 for setting up the air grid on the cabinet body 100 through being provided with of air grid, and the inboard that is equipped with the air grid at the cabinet body 100 simultaneously has the dry layer of one deck, the dry layer can be active carbon drier etc. avoids in the aqueous vapor entering cabinet body 100 that leads to because the ventilation leads to, leads to inside components and parts to break down.

Preferably, the air grid may be a detachable structure, and is fixed on the cabinet body 100 by bolts, so as to facilitate the replacement of the drying layer.

Preferably, a pressure relief cover is arranged on the cabinet body 100.

During specific implementation, cabinet door 200 sets up in cabinet body 100 front side the rear side of cabinet body 100 is equipped with the pressure release lid, and when the high-pressure gas that produces in the cubical switchboard, can lift the pressure release lid smoothly for high-pressure gas can release, effectively avoids causing the more serious damage of cabinet body 100.

Preferably, the cabinet door 200 is further provided with a handle.

In specific implementation, as shown in fig. 3-4, a handle is further disposed on the cabinet door 200, so that the cabinet door 200 can be conveniently opened.

The utility model provides a top generating line bridge cubical switchboard group, including 2 at least cubical switchboard 400, cubical switchboard 400 adopts as above the cubical switchboard that is equipped with simple and easy upset inner door, cubical switchboard 400 top is provided with the three-phase main bus-bar, the three-phase main bus-bar on 2 cubical switchboard 400 passes through bridging device and connects.

During specific implementation, as shown in fig. 6, the switch cabinet group includes 2 at least switch cabinets 400, switch cabinet 400 adopts the switch cabinet that is equipped with simple and easy upset inner door as above, moreover, switch cabinet 400 top is provided with three-phase main bus, and the three-phase main bus on 2 switch cabinets 400 passes through bridging device to be connected, bridging device sets up in the top of 2 switch cabinets 400, walks the line through the top and avoids occupation space.

Preferably, the bridging device includes an insulating mounting beam for supporting phase-jump main buses, wherein the phase a and the phase C of one switch cabinet 400 horizontally cross from the front and the rear of the phase B for phase jump, respectively, and the phase-jump three-phase main buses are connected with the phase-jump three-phase main buses of the other switch cabinet 400, respectively.

In specific implementation, the bridging device includes an insulating mounting beam for supporting the phase-skipping main bus, as shown in fig. 7, the phase a and the phase C of the three-phase main bus of one of the switch cabinets 400 horizontally pass through from the front and the rear of the phase B to perform phase skipping respectively through the mounting beam, the phase-skipping three-phase main bus is connected with the three-phase main bus of the other switch cabinet 400, the phase B is bypassed by the phase a and the phase C in a front-back, top-up-down manner, the middle is fixed by using an insulating mounting support, and phase skipping and connection are realized above 2 switch cabinets 400, so that the switch cabinet 400 is not affected by phase sequence factors, which is beneficial to both batch production of switch cabinet 400 manufacturers and operation and maintenance of the switch cabinets 400, and simultaneously makes full use of external space and reduces space occupation in the switch cabinets 400.

Although terms such as cabinet, switch unit, switch, ventilation mechanism, cabinet door, second shaft hole, inner door, fixing hole, shaft pin, stopper, spring, bending part, first shaft hole, glass window, lock structure, switch cabinet, etc. are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a cubical switchboard with interior door of simply overturning, includes the cabinet body (100) and cabinet door (200), its characterized in that: further comprising an inner door (300);

the inner door (300) is provided with a fixing hole (310) and a shaft pin (320);

the shaft pin (320) penetrates through the fixing hole (310), the first shaft hole (330) on the inner door (300) and the second shaft hole (210) on the cabinet door (200) so that the inner door (300) can be arranged on the cabinet door (200) in a turnover manner;

the shaft pin (320) is provided with a limiting piece (321) for preventing the shaft pin (320) from sliding out of the fixing hole (310) or the first shaft hole (330), and when the limiting piece (321) is close to the fixing hole (310), the shaft pin (320) can completely slide out of the second shaft hole (210); the shaft pin (320) is sleeved with a spring (322) and tensioned between the limiting piece (321) and the fixing hole (310).

2. The switch cabinet with the simple turnover inner door as claimed in claim 1, wherein: the cabinet body (100) is internally provided with a switch unit (110), and one switch unit (110) corresponds to one inner door (300).

3. The switch cabinet with the simple turnover inner door as claimed in claim 1, wherein: one end of the shaft pin (320) positioned in the fixing hole (310) is provided with a bending part (323).

4. The switch cabinet with the simple turnover inner door as claimed in claim 1, wherein: the inner door (300) is provided with a glass window (340).

5. The switch cabinet with the simple turnover inner door as claimed in claim 1, wherein: a lock structure (350) is arranged on the inner door (300).

6. The switch cabinet with the simple turnover inner door as claimed in claim 1, wherein: the cabinet body (100) is provided with a ventilation mechanism.

7. The switch cabinet with the simple turnover inner door as claimed in claim 6, wherein: the ventilation mechanism is an air grid arranged on the cabinet body (100), and a drying layer is attached to the inner side of the cabinet body (100) provided with the air grid.

8. The switch cabinet with the simple turnover inner door as claimed in claim 1, wherein: the cabinet body (100) is provided with a pressure relief cover.

9. A top bus bar bridge rack switch cabinet group, includes at least 2 cubical switchboard (400), its characterized in that: the switch cabinet (400) is the switch cabinet provided with the simple turnover inner door according to any one of claims 1 to 8, a three-phase main bus is arranged at the top of the switch cabinet (400), and the three-phase main buses on the 2 switch cabinets (400) are connected through a bridging device.

10. The top bus-bar bridge rack switch cabinet group of claim 9, wherein: the bridging device comprises an insulating mounting beam for supporting a phase-skipping main bus, wherein the phase A and the phase C of one switch cabinet (400) horizontally penetrate from the front and the rear of the phase B respectively to perform phase skipping, and the three-phase main bus after phase skipping is connected with the three-phase main bus of the other switch cabinet (400).