CN213692844U

CN213692844U - Rotatable distribution box

Info

Publication number: CN213692844U
Application number: CN202022083375.2U
Authority: CN
Inventors: 连碧真
Original assignee: Hangzhou Yingmu Technology Co ltd
Current assignee: Suzhou tuofan metal products Co.,Ltd.
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-07-13
Anticipated expiration: 2030-09-21

Abstract

The invention discloses a rotatable distribution box, wherein a base is provided with an incoming and outgoing line chassis as a base, a cylindrical bus chamber is arranged in the middle of the incoming and outgoing line chassis, a cylindrical branching chamber is arranged in the middle of the incoming and outgoing line chassis, the branching chamber is sleeved on the periphery of the bus chamber, the edge of the incoming and outgoing line chassis is provided with an annular track groove, a ball bearing is arranged on the track groove, a barrel body is arranged on the ball bearing, the barrel body is composed of a cylindrical shell, a plurality of contact rails and a switch are arranged in the cylindrical shell, and the upper end of the barrel body is provided with an access hole cover. Through the box of rotatable operation, when guaranteeing access line quantity, can also reduce the volume of box, save more spaces.

Description

Rotatable distribution box

Technical Field

The utility model belongs to the technical field of the switch board, concretely relates to rotatable block terminal

Background

Switchgears are the final devices of power distribution systems. The distribution box is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load. However, when multiple circuits are connected to the existing distribution box, the box body is large in size and occupies a lot of space.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, provide a rotatable block terminal, through rotatable operation's box, when guaranteeing access line quantity, can also reduce the volume of box, save more spaces.

The utility model discloses a realize through following technical scheme: the base by the business turn over line chassis as the basement, be provided with cartridge type bus-bar room in the middle of the business turn over line chassis, be provided with cartridge type separated time room in the middle of the business turn over line chassis, separated time room cover is established in bus-bar room periphery, the business turn over line chassis edge has seted up annular track groove, set up ball bearing on the track groove, the last barrel of installing of ball bearing, the barrel comprises the cylinder shell that has set up a plurality of touch rails and switch inside, the manhole cover is being installed to the barrel upper end.

Preferably, the bus chamber is internally provided with a wire inlet hole, the branching chamber is internally provided with a wire outlet hole, the side walls of the bus chamber and the branching chamber are respectively provided with a mounting hole, the mounting holes are provided with rolling contacts, and the track grooves are internally paved with shock absorption strips.

Preferably, the ball bearing comprises a bearing frame and a ball, the upper end of the ball is embedded in the bearing frame, and the lower end of the ball is in contact with the shock absorption strip.

Preferably, the cylindrical shell is mounted on a bearing surface of the ball bearing, the contact rails are mounted on the inner side of the cylindrical shell through insulating supports, and the contact rails are mutually staggered up and down.

Preferably, an insulating layer is arranged on the inner side of the cylindrical shell, an anticorrosive layer is arranged on the outer side of the cylindrical shell, a plurality of switch mounting holes are formed in the cylindrical shell, the switches are mounted on the switch mounting holes, and an indicator lamp is arranged below the switches.

Preferably, an automatic fire extinguishing device is arranged below the access hole cover, and heat dissipation holes are formed in the cover surface of the access hole cover.

Preferably, the automatic fire extinguishing device is a fragile container filled with pressurized dry powder and is fixed at the lower end of the access hole cover through adhesive sticker with viscosity changing along with temperature.

Preferably, the rolling contact is an incoming contact mounted on the bus chamber, the rolling contact is an outgoing contact mounted on the distributing chamber, a binding post of the incoming contact is located on the inner side of the bus chamber, and a binding post of the outgoing contact is located on the inner side of the distributing chamber.

The utility model has the advantages that: the incoming and outgoing line chassis is used as a base to conveniently arrange cables, the rail shaft is matched with the ball bearing, a rotating base of the upper barrel is provided, the rolling contact in the barrel is conductive in rolling along the contact rail, the constraint of the cables is really realized, the function of the barrel can be freely rotated, the switch is assembled on the cambered surface outside the barrel, the layout mode of the conventional distribution box control device on one plane is changed, the occupied space of equipment is greatly reduced, and all controllers can be operated without walking.

Drawings

Fig. 1 is a schematic view of a rotatable distribution box provided by the present invention.

Fig. 2 is a schematic diagram of the internal structure of the rotatable distribution box provided by the present invention.

Fig. 3 is a schematic view of a rotatable power distribution box base provided by the present invention.

Fig. 4 is a schematic view of a rotatable ball bearing of a distribution box provided by the present invention.

Fig. 5 is a schematic view of a rotatable distribution box cylinder provided by the present invention.

Fig. 6 is a schematic view of a rotatable manhole cover of a distribution box provided by the present invention.

In the figure, a base 1, a wire inlet and outlet chassis 11, a bus chamber 12, a wire distribution chamber 13, a track groove 14, a wire inlet hole 15, a wire outlet hole 16, a mounting hole 17, a shock absorption strip 18, a ball bearing 2, a bearing frame 21, a ball 22, a bearing surface 23, a cylinder 3, a cylinder shell 31, a contact rail 32, a switch 33, an insulating support 34, a switch mounting hole 35, an indicator light 36, a manhole cover 4, an automatic fire extinguishing device 41, a heat dissipation hole 42, a rolling contact 5, a wire inlet contact 51, a wire outlet contact 52 and a wiring terminal 53.

Detailed Description

As shown in fig. 1-6, in a rotatable distribution box, a base 1 uses an incoming and outgoing line chassis 11 as a base, a cylindrical bus chamber 12 and a branching chamber 13 are arranged in the middle of the incoming and outgoing line chassis 11, the branching chamber 13 is sleeved on the periphery of the bus chamber 12, an annular track groove 14 is formed in the edge of the incoming and outgoing line chassis 11, a ball bearing 2 is arranged on the track groove 14, a cylinder body 3 is mounted on the ball bearing 2, the cylinder body 3 is composed of a cylindrical shell 31 in which a plurality of contact rails 32 and a switch 33 are arranged, and a service hole cover 4 is mounted at the upper end of the cylinder body 3.

In this embodiment, preferably, a wire inlet hole 15 is formed in the busbar chamber 12, a wire outlet hole 16 is formed in the wire distributing chamber 13, mounting holes 17 are formed in both the busbar chamber 12 and the wire distributing chamber 13, the rolling contact 5 is assembled in the mounting holes 17, and a vibration damping strip 18 is laid in the track groove 14, so that the influence of vibration on the contact effect of the contact is reduced.

In this embodiment, preferably, the ball bearing 2 includes a bearing frame 21 and balls 22, the upper end of the ball 22 is embedded in the bearing frame 21, and the lower end is in contact with the damping bars 18 in the track grooves 14.

In this embodiment, it is preferable that the cylindrical shell 31 is mounted on the bearing surface 23 of the ball bearing 2, the contact rails 32 are mounted inside the cylindrical shell 31 through the insulating bracket 34, and the plurality of contact rails 32 are vertically staggered from each other.

In this embodiment, preferably, an insulating layer is disposed on the inner side of the cylindrical shell 31 to prevent electric leakage, an anti-corrosion layer is disposed on the outer side of the cylindrical shell 31, a plurality of switch mounting holes 35 are disposed on the cylindrical shell 31, the switch 33 is mounted on the switch mounting holes 35, and an indicator light 36 is disposed below the switch 33 to display the operating state.

In this embodiment, preferably, an automatic fire extinguishing device 41 is disposed below the manhole cover 4, a heat dissipation hole 42 is formed on the cover surface of the manhole cover 4, and the automatic fire extinguishing device 41 is a fragile container filled with pressurized dry powder and fixed at the lower end of the manhole cover 4 by a pressure-sensitive adhesive which changes viscosity with temperature.

In this embodiment, it is preferable that the rolling contact 5 is mounted on the busbar compartment 12 as an incoming contact 51, and is mounted on the junction compartment 13 as an outgoing contact 52, and the terminal 53 of the incoming contact 51 is located inside the busbar compartment 12, and the terminal 53 of the outgoing contact 52 is located inside the junction compartment 13.

The utility model discloses when the installation, penetrate the bus-bar room 12 with the cable from entrance hole 15 in, be connected with inlet wire contact 51's terminal 53 again, the same penetrates branch line room 13 and outlet wire contact 52's terminal 53 with the cable from wire hole 16 and is connected. The ball bearings 2 are then placed in the track grooves 14 and the damping bars 18 provide stability to the housing during rotation. At this moment, the contact rail 32 in the cylinder 3 is connected with the switch 33 by a cable, the indicator light 36 is connected in series into a connecting cable between the switch 33 and the contact rail 32, the cylinder 3 is sleeved on the base 1 and fixed with the ball bearing 2, a proper switch type is selected according to requirements and the number of lines, and holes are formed in the surface of the cylinder 3 for installation. After the barrel 3 is installed, the barrel 3 is rotated in a trial mode to check whether the contact of the contact head and the contact rail is sufficient or not, and the barrel 3 can be covered with the access hole cover 4 after the check is correct.

When the multifunctional energy-saving switch is used, all switches can be operated only by rotating the barrel 3, and the heat dissipation holes 42 in the top cover can be used for heat generated in daily work of equipment. When a fire occurs, the adhesive sticker on the automatic fire extinguishing device 41 gradually loses viscosity along with the rise of temperature, the container filled with dry powder falls along with the adhesive sticker, the container is broken due to falling impact, the internally pressurized dry powder is released instantly, the whole barrel 3 is filled with isolated air, and a fire source is extinguished.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms base, wire inlet and outlet chassis, bus bar compartment, wire distribution compartment, track groove, wire inlet hole, wire outlet hole, mounting hole, damping strip, ball bearing, bearing bracket, ball, bearing surface, barrel, cylindrical shell, contact rail, switch, insulating support, switch mounting hole, indicator light, manhole cover, automatic fire extinguishing device, heat dissipation hole, rolling contact, wire inlet contact, wire outlet contact, wiring terminal and the like 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 and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.

Claims

1. A rotatable distribution box comprises a base (1) and is characterized in that the base (1) takes a wire inlet and outlet chassis (11) as a base, a cylindrical bus chamber (12) is arranged in the middle of the wire inlet and outlet chassis (11), a cylindrical branching chamber (13) is arranged in the middle of the wire inlet and outlet chassis (11), the branching chamber (13) is sleeved on the periphery of the bus chamber (12), an annular track groove (14) is formed in the edge of the wire inlet and outlet chassis (11), a ball bearing (2) is arranged on the track groove (14), a barrel body (3) is installed on the ball bearing (2), the barrel body (3) is composed of a cylindrical shell (31) in which a plurality of contact rails (32) and switches (33) are arranged, and a manhole cover (4) is installed at the upper end of the barrel body (3);

the utility model discloses a damping device for bus duct, including bus-bar room (12), inlet hole (15) have been seted up in bus-bar room (12), outlet hole (16) have been seted up in branch line room (13), mounting hole (17) have all been seted up on bus-bar room (12) and branch line room (13) lateral wall, rolling contact (5) are being assembled in mounting hole (17), bradyseism strip (18) have been laid in track groove (14).

2. The rotatable electrical box of claim 1, wherein: ball bearing (2) include bearing frame (21) and ball (22), ball (22) upper end inlays in bearing frame (21), ball (22) lower extreme and bradyseism strip (18) contact.

3. The rotatable electrical box of claim 1, wherein: the cylinder shell (31) is arranged on a bearing surface (23) of the ball bearing (2), the contact rails (32) are arranged on the inner side of the cylinder shell (31) through insulating supports (34), and the contact rails (32) are staggered up and down.

4. The rotatable electrical box of claim 1, wherein: the utility model discloses a solar energy water heater, including cylinder shell (31), switch mounting hole (35) have been seted up on cylinder shell (31), switch (33) are installed on switch mounting hole (35), switch (33) below set up pilot lamp (36), the cylinder shell (31) inboard is equipped with the insulating layer, the cylinder shell (31) outside is equipped with the anticorrosive coating, a plurality of switch mounting holes (35) have been seted up on cylinder shell (31).

5. The rotatable electrical box of claim 1, wherein: the automatic fire extinguishing device (41) is arranged below the access hole cover (4), and heat dissipation holes (42) are formed in the cover surface of the access hole cover (4).

6. The rotatable electrical box of claim 1, wherein: rolling contact (5) are installed for inlet wire contact (51) on generating line room (12), rolling contact (5) are installed for outlet wire contact (52) on separated time room (13), terminal (53) of inlet wire contact (51) are located generating line room (12) inboard, terminal (53) of outlet wire contact (52) are located separated time room (13) inboard.