CN220475121U - Ring main unit and temporary power utilization system - Google Patents

Abstract

The embodiment of the utility model provides a ring main unit and a temporary power utilization system, and relates to the field of power equipment. The ring main unit comprises a main unit body, an electricity taking socket and a cabinet door; wherein, the cable chamber has been seted up to the cabinet body, and cabinet door detachably connects in the cabinet body, gets electric socket holding in the cable chamber, and the cabinet door has been seted up and has been walked the line passageway with cable chamber intercommunication. When the ring main unit performs electricity taking operation, the inner cavity of the cable chamber is sealed through the cabinet door, so that an electricity taking plug of the electricity taking device can be accommodated in the inner cavity of the cable chamber, and an electricity taking cable of the electricity taking device can be arranged in a wiring channel, so that an electricity taking socket and the electricity taking plug of the electricity taking device are shielded and protected, and potential safety hazards during temporary power supply are reduced. The temporary electricity utilization system comprises a ring main unit, and has all functions of the ring main unit.

Description

Ring main unit and temporary power utilization system

Technical Field

The utility model relates to the field of power equipment, in particular to a ring main unit and a temporary power utilization system.

Background

The ring main unit is an electric device which is formed by installing a group of power transmission and distribution electric devices in a metal or nonmetal insulation cabinet body or making an assembled interval ring main power supply unit. When the nearby line fails, the power taking socket is arranged in the ring main unit to be externally connected with the cable, so that temporary power supply to power taking equipment is realized.

Most of electricity taking sockets in the existing ring main units are of an open structure when power is supplied temporarily, so that plugs of electricity taking equipment are directly exposed, and certain potential safety hazards exist.

Disclosure of Invention

The utility model provides a ring main unit and a temporary power utilization system, which can shield and protect a power taking socket and a power taking plug of power taking equipment, so as to reduce potential safety hazards during temporary power supply.

Embodiments of the utility model may be implemented as follows:

the embodiment of the utility model provides a ring main unit, which comprises:

the cabinet body, the electricity taking socket and the cabinet door;

wherein, the cable chamber has been seted up to the cabinet body, and cabinet door detachably connects in the cabinet body, gets electric socket holding in the cable chamber, and the cabinet door has been seted up and has been walked the line passageway with cable chamber intercommunication.

Optionally, the cabinet door is connected with a turning plate, and the turning plate is used for sealing or opening the wiring channel.

Optionally, the top end of the turning plate is rotationally connected with the cabinet door.

Optionally, the board turns over includes first extension and the second extension that is connected, and first extension is the contained angle setting with the second extension, and first extension is connected in the cabinet door.

Optionally, the bottom end of the power taking socket is higher than the wiring channel.

Optionally, the ring main unit further comprises a handle, and the handle is connected to one side of the cabinet door away from the cable chamber.

Optionally, the handle is n-type, including fixed plate and traction plate that are connected, and the fixed plate is connected in the cabinet door.

Optionally, the ring main unit further comprises an air box, the air box is arranged on the upper side of the cable chamber, and the electricity taking socket is simultaneously accommodated in the air box and the cable chamber.

Optionally, the ring main unit further includes an isolating switch and a contact switch, wherein the isolating switch and the contact switch are both accommodated in the air box and are electrically connected with the power taking socket.

The embodiment of the utility model also provides a temporary electricity utilization system, which comprises electricity taking equipment and the ring main unit;

the power taking device comprises a power taking plug and a power taking cable, wherein the power taking plug and the power taking cable are connected, the power taking plug is connected with a power taking socket, and the power taking cable penetrates through the wiring channel.

The ring main unit of the embodiment of the utility model has the beneficial effects that:

the ring main unit comprises a main unit body, an electricity taking socket and a cabinet door; wherein, the cable chamber has been seted up to the cabinet body, and cabinet door detachably connects in the cabinet body, gets electric socket holding in the cable chamber, and the cabinet door has been seted up and has been walked the line passageway with cable chamber intercommunication. When the ring main unit performs electricity taking operation, the inner cavity of the cable chamber is sealed through the cabinet door, so that an electricity taking plug of the electricity taking device can be accommodated in the inner cavity of the cable chamber, and an electricity taking cable of the electricity taking device can be arranged in a wiring channel, so that an electricity taking socket and the electricity taking plug of the electricity taking device are shielded and protected, and potential safety hazards during temporary power supply are reduced.

The temporary electricity utilization system comprises a ring main unit, and has all functions of the ring main unit.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a ring main unit provided in an embodiment of the present utility model;

fig. 2 is a schematic diagram illustrating operation of a first view of a ring main unit according to an embodiment of the present utility model;

fig. 3 is a schematic diagram illustrating operation of a second view of the ring main unit according to an embodiment of the present utility model;

fig. 4 is a schematic structural view of a handle provided in an embodiment of the present utility model.

Icon: 100-ring main unit; 110-a cabinet body; 111-cable chamber; 112-a mechanism chamber; 113-an instrument room; 120-electricity taking socket; 130-cabinet door; 131-wiring channels; 132-turning plate; 1321-a first extension; 1322-a second extension; 140-handle; 141-a fixing plate; 142-traction plate; 150-an air box; 160-isolating switch; 170-contact switch; 200-electricity taking equipment; 210-power-taking plug; 220-power cable.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, if the terms "upper", "lower", "inner", "outer", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus it should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.

The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Unless specifically stated or limited otherwise, terms such as "disposed," "connected," and the like should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It should be noted that the features of the embodiments of the present utility model may be combined with each other without conflict.

As described in the background art, the ring main unit is an electrical device in which a group of power transmission and distribution electrical devices are installed in a metal or nonmetal insulation cabinet or made into an assembled spacing ring main power supply unit. When the nearby line fails, the power taking socket is arranged in the ring main unit to be externally connected with the cable, so that temporary power supply to power taking equipment is realized. Most of electricity taking sockets in the existing ring main units are of an open structure when power is supplied temporarily, so that plugs of electricity taking equipment are directly exposed, and certain potential safety hazards exist.

Referring to fig. 1-4, a ring main unit 100 according to an embodiment of the present utility model can solve the above-mentioned problems, and will be described in detail below.

Referring to fig. 1-3, the ring main unit 100 includes a cabinet body 110, an electricity taking socket 120, and a cabinet door 130;

wherein, the cabinet body 110 is provided with a cable chamber 111, the cabinet door 130 is detachably connected to the cabinet body 110, the power taking socket 120 is accommodated in the cable chamber 111, and the cabinet door 130 is provided with a wiring channel 131 communicated with the cable chamber 111.

When the ring main unit 100 performs power-taking operation, the inner cavity of the cable chamber 111 can be sealed through the cabinet door 130, so that the power-taking plug 210 of the power-taking device 200 can be accommodated in the inner cavity of the cable chamber 111, and the power-taking cable 220 of the power-taking device 200 can be arranged in the wiring channel 131, so that the power-taking socket 120 and the power-taking plug 210 of the power-taking device 200 are shielded and protected, and the potential safety hazard during temporary power supply is reduced.

It should be noted that the cabinet door 130 may be a door structure that seals all the inner cavities of the cabinet body 110, or may be a door structure that seals only the cable chamber 111.

Referring to fig. 1 to 3, the cabinet door 130 is connected with a flap 132, and the flap 132 is used to seal or open the routing channel 131.

In the above technical solution, when power taking operation is not performed, the routing channel 131 can be sealed and protected by the turning plate 132, so as to avoid external impurities from mixing into the routing channel 131; when electricity taking operation is required, the turning plate 132 opens the wiring channel 131 again, so that the electricity taking cable 220 is conveniently arranged.

Moreover, the thickness of the flap 132 may be consistent with the thickness of the cabinet door 130 to ensure structural consistency; the thickness of the flap 132 may also be thicker than the thickness of the cabinet door 130 to ensure sealing performance to the routing channel 131 when not in operation; the thickness of the flap 132 may also be thinner than the thickness of the cabinet door 130, so that the flap 132 does not have excessive dead weight, thereby reducing the pressure on the power cable 220 in the operating state.

Referring to fig. 1-3, the top end of the flap 132 is rotatably coupled to the cabinet door 130.

In the above technical scheme, the turning plate 132 can be rotated from bottom to top, when the power taking operation is performed, under the condition of no external force action, the turning plate 132 can contact with the power taking cable 220 under the influence of self gravity, and can play a certain shielding role on the routing channel 131, so that the routing channel 131 is prevented from being completely opened.

In this state, the flap 132 and the cabinet door 130 exhibit a certain inclination angle, the specific angle of which depends on the length of the flap 132 and the outer diameter of the power cable 220.

It should be noted that the flap 132 may be hinged to the cabinet door 130 by a hinge, or may be hinged to the cabinet door 130 by a hinge.

Of course, in other embodiments of the present utility model, the flap 132 may be rotatably connected to the cabinet door 130 through the bottom end, such that the flap 132 rotates from top to bottom; the flap 132 can also be rotatably connected to the cabinet door 130 via the left or right side. Meanwhile, in order to avoid the complete opening of the routing channel 131 during operation, a corresponding shielding plate may be further disposed on the upper side of the turning plate 132, so as to provide a certain shielding protection for the routing channel 131 after opening.

Referring to fig. 3, the flap 132 includes a first extending portion 1321 and a second extending portion 1322 that are connected, where the first extending portion 1321 and the second extending portion 1322 are disposed at an included angle, and the first extending portion 1321 is connected to the cabinet door 130.

In the above technical solution, the first extending portion 1321 and the second extending portion 1322 are disposed at an included angle, so that the turning plate 132 is of a bending structure, thereby having better strength and rigidity, and stronger bending and torsion resistance when the external impact is faced.

Specifically, the included angle between the first extending portion 1321 and the second extending portion 1322 ranges from: 30-60 degrees, specifically 30 °, 40 °, 50 °, 60 °, and specific setting degrees thereof are not limited.

Referring to fig. 2 and 3, the bottom end of the power take-off socket 120 is disposed higher than the routing channel 131.

In the above technical solution, the power-taking plug 210 is higher than the power-taking cable 220 in the power-taking process, that is, a certain safety distance exists between the power-taking plug 210 and the power-taking cable 220, so that the safety protection effect on the power-taking plug 210 and the power-taking socket 120 can be further ensured.

Referring to fig. 1 and 3, ring main unit 100 further includes a handle 140, and handle 140 is connected to a side of cabinet door 130 remote from cable chamber 111.

In the above technical solution, by providing the handle 140, the staff is facilitated to move the cabinet door 130 through the handle 140.

Notably, the cabinet door 130 can be removably coupled to the cabinet body 110 by a pinned, threaded connection. When electricity needs to be taken out, the cabinet door 130 can be firstly removed from the cable chamber 111, the turning plate 132 is opened to open the wiring channel 131, the electricity taking plug 210 and the electricity taking cable 220 penetrate through the wiring channel 131 to enable the electricity taking plug 210 to be connected with the electricity taking socket 120, and the cabinet door 130 is connected with the cable chamber 111 to enable the electricity taking plug 210 and the electricity taking socket 120 to be contained in the inner cavity of the cable chamber 111, and the electricity taking cable 220 is arranged in the wiring channel 131.

In this embodiment, the handle 140 is disposed relatively horizontally on the cabinet door 130. In other embodiments of the present utility model, the handle 140 may be disposed on the cabinet door 130 in a vertical or inclined state, and the specific direction of the handle 140 is not limited.

Referring to fig. 4, the handle 140 is n-shaped and includes a fixing plate 141 and a pulling plate 142 connected to each other, and the fixing plate 141 is connected to the cabinet door 130.

In the above technical solution, the connection strength between the handle 140 and the cabinet door 130 can be increased by providing the fixing plate 141, and the operator can conveniently hold the cabinet door by providing the pulling plate 142.

Specifically, the fixing plate 141 and the traction plate 142 may be integrally formed or welded, and the specific connection manner is not limited.

Of course, in other embodiments of the present utility model, the handle 140 may be configured in other shapes such as m-type, inverted V-type, P-type, etc.

Referring to fig. 1-3, ring main unit 100 further includes an air box 150, air box 150 is disposed on the upper side of cable chamber 111, and power socket 120 is simultaneously accommodated in air box 150 and cable chamber 111. In addition, the ring main unit 100 further includes an isolating switch 160 and a contact switch 170, where the isolating switch 160 and the contact switch 170 are both accommodated in the air box 150, and the isolating switch 160 and the contact switch 170 are electrically connected with the power taking socket 120.

In the above technical solution, the isolating switch 160 and the contact switch 170 are disposed in the air box 150, the isolating switch 160 is used for isolating and protecting the power socket 120, and the contact switch 170 is used for controlling only the power socket 120.

It is noted that the cabinet 110 is further provided with a mechanism room 112 and an instrument room 113, the mechanism room 112 and the cable room 111 are sequentially arranged from top to bottom, and different components can be respectively accommodated in corresponding areas by partitioning the cabinet 110, so that the internal components of the ring main unit 100 can be conveniently accommodated in a classified manner.

Specifically, the cable chamber 111 has an L-shape, a portion of the wall surface protruding from the top side thereof is connected to the bottom side wall surface of the mechanism chamber 112, and a wall surface of the recessed portion on the top side thereof is connected to the bottom side wall surface of the air box 150. And the peripheral side wall of the air box 150 does not protrude from the peripheral side wall of the cable chamber 111.

Of course, the side walls of the mechanism room 112, the cable room 111, the instrument room 113 and the air box 150 are all provided with reinforcing ribs for increasing the structural strength of the self, avoiding the phenomena of easy sinking, bending and even breaking when encountering external acting force impact, and further ensuring that the internal components of the ring main unit 100 can be shielded and protected.

The instrument room 113 is used for installing secondary components so as to realize real-time monitoring of various components of the ring main unit 100 and display through instrument indication values. A plurality of through holes are formed in the outer side wall of the instrument room 113, shielding of the display part of the mounted secondary component is avoided, and visual reading is facilitated. Specifically, the through holes have a circular shape, a rectangular shape, and are provided in a plurality in number. In other embodiments of the present utility model, the number of the through holes may be triangular, diamond, or other shapes, and the specific arrangement shape is not limited.

The embodiment of the utility model also provides a temporary electricity utilization system, which comprises electricity taking equipment 200 and the ring main unit 100; the power taking device 200 includes a power taking plug 210 and a power taking cable 220, wherein the power taking plug 210 is connected to the power taking socket 120, and the power taking cable 220 is penetrating through the routing channel 131.

The temporary electricity system comprises a ring main unit 100, and has all the functions of the ring main unit 100.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present utility model should be included in the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (10)

1. A ring main unit, characterized by comprising:

a cabinet body (110), an electricity taking socket (120) and a cabinet door (130);

the cabinet body (110) is provided with a cable chamber (111), the cabinet door (130) is detachably connected to the cabinet body (110), the power taking socket (120) is accommodated in the cable chamber (111), and the cabinet door (130) is provided with a wiring channel (131) communicated with the cable chamber (111).

2. The ring main unit according to claim 1, wherein the cabinet door (130) is connected with a flap (132), and the flap (132) is used for sealing or opening the routing channel (131).

3. The ring main unit according to claim 2, wherein the top end of the flap (132) is rotatably connected to the cabinet door (130).

4. The ring main unit according to claim 2, wherein the flap (132) comprises a first extension portion (1321) and a second extension portion (1322) connected to each other, the first extension portion (1321) and the second extension portion (1322) are disposed at an included angle, and the first extension portion (1321) is connected to the cabinet door (130).

5. The ring main unit according to claim 1, wherein the bottom end of the power taking socket (120) is higher than the routing channel (131).

6. The ring main unit according to any of claims 1-5, further comprising a handle (140), wherein the handle (140) is connected to a side of the cabinet door (130) remote from the cable chamber (111).

7. The ring main unit according to claim 6, wherein the handle (140) is n-shaped and comprises a fixing plate (141) and a traction plate (142) which are connected, and the fixing plate (141) is connected to the cabinet door (130).

8. The ring main unit according to any one of claims 1-5, further comprising an air box (150), wherein the air box (150) is disposed on an upper side of the cable chamber (111), and the power taking socket (120) is simultaneously accommodated in the air box (150) and the cable chamber (111).

9. The ring main unit according to claim 8, further comprising a disconnecting switch (160) and a contact switch (170), wherein the disconnecting switch (160) and the contact switch (170) are both accommodated in the air box (150), and wherein the disconnecting switch (160) and the contact switch (170) are both electrically connected with the power taking socket (120).

10. A temporary electricity utilization system, characterized by comprising electricity taking equipment (200) and the ring main unit according to any one of claims 1-9;

the electricity taking device (200) comprises an electricity taking plug (210) and an electricity taking cable (220) which are connected, the electricity taking plug (210) is connected to the electricity taking socket (120), and the electricity taking cable (220) penetrates through the wiring channel (131).