CN208608571U - A kind of switchgear - Google Patents

Abstract

The utility model provides a kind of switchgear, and cabinet body is equipped with upper layer accommodating chamber, middle layer accommodating chamber and lower layer's accommodating chamber, is isolated between upper layer accommodating chamber and middle layer accommodating chamber by partition, and resigning opening is offered on the partition；Main bus-bar is arranged in the upper layer accommodating chamber, breaker is arranged in middle layer accommodating chamber, and current transformer is arranged in lower layer's accommodating chamber, and the pole of breaker is arranged on rotatable channel steel, pole is driven to switch between operating position and stowed position by the rotation of channel steel, assembly arrangement is reasonable, easy.The resigning aperture position of partition is equipped with the baffle of drawer type, the baffle is connect by transmission mechanism with channel steel, when the rotation of the channel steel drives pole to switch between operating position and stowed position, baffle is driven to switch between the resigning opening for being detached from and covering conjunction partition by transmission mechanism simultaneously, while i.e. pole is folded, shutter closes the resigning opening of partition, so that main bus-bar and other devices are completely isolated, is further ensured that Electrical Safety.

Description

A kind of switchgear

Technical field

The utility model relates to electrical equipments, and in particular to a kind of switchgear.

Background technique

Switchgear (switchcabinet) is a kind of familiar electrical equipment, and switchgear outside line is introduced into cabinet main Control switch, subsequently into sub-control switch, each branch is set according to its needs.

The electronic device being arranged in switchgear generally comprises main bus-bar, breaker and current transformer, the external height of main bus-bar Voltage source, breaker connect between main bus-bar and current transformer, and the power supply of main bus-bar is exported by breaker to Current Mutual Inductance Device, current transformer carry out conversion electric power and export, the on/off of circuit breaker control circuit.

And existing switchgear, the arrangement of main bus-bar, breaker and current transformer are more chaotic, it is more difficult to assemble；And it connects Enter and be not isolated well between the main bus-bar of high pressure and other devices, there are biggish security risks.

Utility model content

For this purpose, the utility model provides, a kind of device arrangement is reasonable, assembly is easy, and energy between main bus-bar and other devices Access the switchgear being isolated well.

To achieve the above object, a kind of switchgear provided by the utility model, including cabinet body and setting are in the cabinet body Electronic device, the cabinet body is equipped with upper layer accommodating chamber, middle layer accommodating chamber and lower layer's accommodating chamber, and upper layer accommodating chamber and middle layer accommodate It is isolated between chamber by partition, resigning opening is offered on the partition；

The electronic device includes main bus-bar, breaker and current transformer, and the upper layer accommodating chamber is equipped with contact box, institute The bottom opening for stating contact box corresponds to the resigning opening of partition, and the main bus-bar is arranged on contact box；

In middle level in accommodating chamber, current transformer is arranged in lower layer's accommodating chamber, the pole of breaker for the breaker setting It is set on rotatable channel steel, drives pole to switch between operating position and stowed position by the rotation of channel steel, it is described For pole at operating position, the electrical contact of pole upper end passes through the resigning opening of partition and contact box is electrically connected with main bus-bar, under The electrical contact at end is electrically connected with the static contact of current transformer；The pole is in stowed position, the electricity of pole top and bottom Contact is detached from the static contact of main bus-bar and current transformer respectively；

It further include the baffle and transmission mechanism of drawer type, partition bottom is slidably arranged in baffle, and the channel steel passes through biography Motivation structure is drivingly connected the baffle, when the rotation of the channel steel drives pole to switch between operating position and stowed position, Baffle is driven to switch between the resigning opening for being detached from and covering conjunction partition by transmission mechanism simultaneously.

Further, the transmission mechanism includes: that swinging plate, fixed frame, the first poke rod, the second poke rod and third are dialled Lever, the one end of the channel steel are fixed with shifting block, and shifting block is fixedly connected with a swinging plate, and shifting block and swinging plate are with channel steel Movement, the medium position of first poke rod are articulated on fixed frame, and arc long slot hole, institute are also provided on the swinging plate The first end for stating the first poke rod is slidably articulated in arc long slot hole by bolt, and the first end of the second poke rod is articulated in The medium position of the second end of first poke rod, the third poke rod is articulated on fixed frame, the first end of third poke rod It is articulated in the second end of the second poke rod, the second end of the third poke rod is set to being articulated between the medium position of fixed frame There is long slot hole, the baffle is slidably articulated in the long slot hole of third poke rod.

Further, the cabinet body includes cabinet body main frame, bottom plate, cover board, cabinet door and side plate, and cabinet body main frame is by standing It is solid to be equipped with first for the frame structure for the cube that column, crossbeam and stringer are constituted between the upper layer accommodating chamber and middle layer accommodating chamber Determine frame, the partition is fixed in the first fixed frame；The second fixed frame is equipped between the middle layer accommodating chamber and lower layer's accommodating chamber； The bottom plate is fixed on the bottom of cabinet body main frame, and the fixed lid of the cover board is closed in the top of cabinet body main frame, the cabinet door A wherein side for cabinet body main frame is set, the side plate be fixed at cabinet body main frame except the side equipped with cabinet door.

Further, connection is realized using three-way connector in the connecting pin between the column, crossbeam and stringer.

Further, the cabinet door is equipped with three groups, and three groups of cabinet doors respectively correspond upper layer accommodating chamber, middle layer accommodating chamber and lower layer Accommodating chamber.

Further, see-through window is offered in the cabinet door, the see-through window is equipped with glass.

Further, first fixed frame and the second fixed frame pass through spiral lock and are fixed on column in interval.

Further, it is equipped between second fixed frame and the base longerons of cabinet body main frame multiple in vertically arranged Support rod, the current transformer are fixed on support rod.

Further, the breaker is slidably set on the second fixed frame.

Further, the middle layer accommodating chamber and lower layer's accommodating chamber connect setting.

By technical solution provided by the utility model, have the following beneficial effects:

The cabinet body is equipped with upper layer accommodating chamber, middle layer accommodating chamber and lower layer's accommodating chamber, upper layer accommodating chamber and middle layer accommodating chamber Between be isolated by partition, resigning opening is offered on the partition；Main bus-bar, middle layer accommodating chamber is arranged in the upper layer accommodating chamber Breaker is set, and current transformer is arranged in lower layer's accommodating chamber, and the pole of breaker is arranged on rotatable channel steel, passes through channel steel Rotation drives pole to switch between operating position and stowed position, and assembly arrangement is reasonable, easy.Meanwhile the resigning of partition Aperture position is equipped with the baffle of drawer type, which is connect by transmission mechanism with channel steel, and the rotation of the channel steel drives pole When switching between operating position and stowed position, while baffle is driven to be detached from the resigning for closing partition with lid by transmission mechanism Switch between opening, i.e., while pole is folded, shutter closes the resigning opening of partition, so that main bus-bar and other devices It is completely isolated, it is further ensured that Electrical Safety.

Detailed description of the invention

Fig. 1 show the appearance diagram of switchgear in embodiment；

Fig. 2 show the structural schematic diagram of the cabinet body main frame of switchgear in embodiment；

Fig. 3 show the structural schematic diagram of three-way connector；

Fig. 4 show the schematic diagram of internal structure one of switchgear in embodiment；

Fig. 5 show the schematic diagram of internal structure two of switchgear in embodiment；

Fig. 6 show the schematic diagram of internal structure three of switchgear in embodiment；

Fig. 7 show the schematic diagram of internal structure four of switchgear in embodiment；

Fig. 8 show the partial structure diagram of switchgear in embodiment.

Specific embodiment

To further illustrate each embodiment, the utility model is provided with attached drawing.These attached drawings are in the utility model discloses A part of appearance mainly to illustrate embodiment, and can cooperate the associated description of specification former come the running for explaining embodiment Reason.Cooperation refers to these contents, and those of ordinary skill in the art will be understood that other possible embodiments and sheet are practical new The advantages of type.Component in figure is not necessarily to scale, and similar component symbol is conventionally used to indicate similar component.

Now in conjunction with the drawings and specific embodiments, the present invention will be further described.

A kind of switchgear provided in this embodiment, by taking two-phase power supply as an example, corresponding structure and device are with two-phase electricity For the configuration in source, but not limited to this, in other embodiments, the structure of three phase mains can also be used.

Referring to figs. 1 to shown in Fig. 8, a kind of switchgear provided in this embodiment, including cabinet body and be arranged in the cabinet body Electronic device, the cabinet body includes cabinet body main frame, bottom plate 16, cover board 15, cabinet door 18 and side plate 17, cabinet body main frame be by The frame structure for the cube that column 103, crossbeam 102 and stringer 101 are constituted, the cabinet body are successively arranged upper layer appearance from top to bottom It receives chamber 141, middle layer accommodating chamber 142 and lower layer's accommodating chamber 143, is equipped between the upper layer accommodating chamber 141 and middle layer accommodating chamber 142 First fixed frame 11 is fixed with a partition 111 in first fixed frame 11, leads between upper layer accommodating chamber 141 and middle layer accommodating chamber 142 The isolation of partition 111 is crossed, resigning opening 1111 is offered on the partition 111.The middle layer accommodating chamber 142 and lower layer's accommodating chamber The second fixed frame 12 is equipped between 142；The bottom plate 16 is fixed on the bottom of cabinet body main frame, and the fixed lid of the cover board 15 closes A wherein side for cabinet body main frame is arranged in the top of cabinet body main frame, the cabinet door 18, and the side plate 17 is fixedly installed In cabinet body main frame except the other three side equipped with cabinet door 18.

Specifically, the connecting pin between the column 103, crossbeam 102 and stringer 101 is led to using three in the present embodiment Fitting 13 realizes connection, and Standard is easy, securely.

Specifically, first fixed frame 11 and the second fixed frame 12 are solid in interval by spiral lock in the present embodiment Due on column 103, it is easy assembly, in other embodiments, can also be fixed by existing fixed forms such as clampings.

The electronic device includes main bus-bar 20, breaker 30 and current transformer 40, and the upper layer accommodating chamber 141 is equipped with Contact box 21, the bottom opening of the contact box 21 correspond to the resigning opening 1111 of partition 111, and the setting of main bus-bar 20 is being touched On head cartridge 21.

In middle level in accommodating chamber 142, current transformer 40 is arranged in lower layer's accommodating chamber 143 for the setting of breaker 30.

Breaker 30 and current transformer 40 are conventional device in the prior art, if the structure of breaker 30 is referring in State's application number of invention patent is longitudinal rotary type function composite type vacuum isolation circuit breakers disclosed in 200610104877.0, breaker 30 Pole 31 be set to rotatable channel steel 32 (being equivalent to Chinese invention patent application number be the stringer in 200610104877.0 4) on, pole 31 is driven to switch between operating position and stowed position by the rotation of channel steel 32, the pole 31 is working When position, the electrical contact of 31 upper end of pole passes through the resigning opening 1111 of partition 111 and contact box 21 is electrically connected with main bus-bar 20, The electrical contact of lower end is electrically connected with the static contact of current transformer 40；The pole 31 in stowed position, 31 upper end of pole and The electrical contact of lower end is detached from the static contact of main bus-bar 20 and current transformer 40 respectively.

It further include the baffle 50 and transmission mechanism of drawer type, 111 bottom of partition is slidably arranged in baffle 50, specifically, 111 bottom of partition is equipped with guiding axis 501, and the baffle 50 is slidably arranged on guiding axis 501, and the channel steel 32 passes through transmission Mechanism is drivingly connected the baffle 50, and the rotation of the channel steel 32 drives pole 31 to switch between operating position and stowed position When, while driving baffle 50 to switch between the resigning opening 1111 for being detached from and covering conjunction partition 111 by transmission mechanism.

Specifically, the transmission mechanism includes: swinging plate 55, fixed frame 54, the first poke rod 51, referring to shown in Fig. 8 Two poke rods 52 and third poke rod 53, the one end of the channel steel 32 are fixed with shifting block 321, and shifting block 321 is fixedly connected with one Swinging plate 55, shifting block 321 and swinging plate 55 are moved with channel steel 32, and the medium position of first poke rod 51 is articulated in solid Determine on frame 54, arc long slot hole 551 is also provided on the swinging plate 55, the first end of first poke rod 51 passes through bolt 511 are slidably articulated in arc long slot hole 551, and the first end of the second poke rod 52 is articulated in the second of the first poke rod 51 End, the medium position of the third poke rod 53 are articulated on fixed frame 54, and the first end of third poke rod 53 is articulated in second The second end of poke rod 52, the second end of the third poke rod 53 is to being equipped with length between the medium position for being articulated in fixed frame 54 Slot 531, the baffle 50 are slidably articulated in the long slot hole 531 of third poke rod 53.The rotation of channel steel 32 drives shifting block 321 and swinging plate 55 rotate, when the bolt 511 on the first poke rod 51 is located at the end of arc long slot hole 551, channel steel 32 It continues to rotate and the first poke rod 51 is driven to swing, the swing of the first poke rod 51 pulls the second poke rod 52 mobile, and then drives Third poke rod 53 is swung using the pivoting point of medium position as fulcrum, and the swing of third poke rod 53 drives baffle 50 along leading It is mobile to the guide direction of axis 501, and then realize and be detached from or cover the resigning opening 1111 for closing partition 111.

Further, in the present embodiment, the cabinet door 18 be equipped with three groups, three groups of cabinet doors respectively correspond upper layer accommodating chamber 141, Middle layer accommodating chamber 142 and lower layer's accommodating chamber 143, can be respectively to upper layer accommodating chamber 141, middle layer accommodating chamber 142 and lower layer's accommodating chamber 143 device is operated, and further, every group of cabinet door 18 is equipped with opposite opened structure.Further, in the cabinet door 18 See-through window 181 is offered, the see-through window 181 is equipped with glass, facilitates inspection.

Further, it in the present embodiment, is equipped between second fixed frame 12 and the base longerons 101 of cabinet body main frame Multiple is in vertically arranged support rod 121, and the current transformer 40 is fixed on support rod 121, and then to current transformer 40 are fixed.In other embodiments, sub- fixed frame can also be set in lower layer's accommodating chamber 143, then current transformer 40 is consolidated Dingan County is on fixed frame.

Further, in the present embodiment, the middle layer accommodating chamber 142 and lower layer's accommodating chamber 143 connect setting, facilitate dress Match, in other embodiments, partition also can be set in middle layer accommodating chamber 142 and lower layer's accommodating chamber 143.

Further, in the present embodiment, the breaker 30 is slidably set on the second fixed frame 12, be easy assembly and Adjust position.

The cabinet body is equipped with upper layer accommodating chamber 141, middle layer accommodating chamber 142 and lower layer's accommodating chamber 143, upper layer accommodating chamber 141 It is isolated between middle layer accommodating chamber 142 by partition 111, resigning opening 1111 is offered on the partition 111；The upper layer holds Main bus-bar 20 is arranged in chamber 141 of receiving, and breaker 30 is arranged in middle layer accommodating chamber 142, and current transformer 40 is arranged in lower layer's accommodating chamber 143, The pole 31 of breaker 30 is arranged on rotatable channel steel 32, drives pole 31 in operating position by the rotation of channel steel 32 and receives Coincidence switches between setting, and assembly arrangement is reasonable, easy.Meanwhile 1111 positions of resigning opening of partition 111 are equipped with drawer type Baffle 50, the baffle 50 are connect by transmission mechanism with channel steel 32, and the rotation of the channel steel 32 drives pole 31 in operating position When switching between stowed position, while baffle 50 is driven to be open in the resigning for being detached from covering conjunction partition 111 by transmission mechanism Switch between 1111, i.e., while pole 31 is folded, the lid of baffle 50 closes the resigning opening 1111 of partition 111, keeps winner female Line 20 and other devices are completely isolated, are further ensured that Electrical Safety.

Although specifically showing and describing the utility model in conjunction with preferred embodiment, those skilled in the art is answered This is understood, in the spirit and scope for not departing from the utility model defined by the appended claims, in form and details On the utility model can be made a variety of changes, be the protection scope of the utility model.

Claims (10)

1. a kind of switchgear, including cabinet body and setting are in the intracorporal electronic device of the cabinet, it is characterised in that: the cabinet body is equipped with Upper layer accommodating chamber, middle layer accommodating chamber and lower layer's accommodating chamber, are isolated between upper layer accommodating chamber and middle layer accommodating chamber by partition, described Resigning opening is offered on partition；

The electronic device includes main bus-bar, breaker and current transformer, and the upper layer accommodating chamber is equipped with contact box, the touching The bottom opening of head cartridge corresponds to the resigning opening of partition, and the main bus-bar is arranged on contact box；

In middle level in accommodating chamber, current transformer setting is arranged in lower layer's accommodating chamber, the pole of breaker for the breaker setting In on rotatable channel steel, pole is driven to switch between operating position and stowed position by the rotation of channel steel, the pole At operating position, the electrical contact of pole upper end passes through the resigning opening of partition and contact box is electrically connected with main bus-bar, lower end Electrical contact is electrically connected with the static contact of current transformer；The pole is in stowed position, the electrical contact of pole top and bottom It is detached from the static contact of main bus-bar and current transformer respectively；

It further include the baffle and transmission mechanism of drawer type, partition bottom is slidably arranged in baffle, and the channel steel passes through driver Structure is drivingly connected the baffle, when the rotation of the channel steel drives pole to switch between operating position and stowed position, simultaneously Baffle is driven to switch between the resigning opening for being detached from and covering conjunction partition by transmission mechanism.

2. switchgear according to claim 1, it is characterised in that: the transmission mechanism includes: swinging plate, fixed frame, One poke rod, the second poke rod and third poke rod, the one end of the channel steel are fixed with shifting block, and shifting block is fixedly connected with one group Movable plate, shifting block and swinging plate are moved with channel steel, and the medium position of first poke rod is articulated on fixed frame, and described group Arc long slot hole is also provided on movable plate, the first end of first poke rod is slidably articulated in arc long slot hole by bolt Interior, the first end of the second poke rod is articulated in the second end of the first poke rod, and the medium position of the third poke rod is articulated in On fixed frame, the first end of third poke rod is articulated in the second end of the second poke rod, and the second end of the third poke rod is extremely It is articulated between the medium position of fixed frame and is equipped with long slot hole, the baffle is slidably articulated in the long slot hole of third poke rod It is interior.

3. switchgear according to claim 1, it is characterised in that: the cabinet body include cabinet body main frame, bottom plate, cover board, Cabinet door and side plate, cabinet body main frame are the frame structures for the cube being made of column, crossbeam and stringer, the upper layer accommodating chamber The first fixed frame is equipped between the accommodating chamber of middle layer, the partition is fixed in the first fixed frame；The middle layer accommodating chamber is under The second fixed frame is equipped between layer accommodating chamber；The bottom plate is fixed on the bottom of cabinet body main frame, and the fixed lid of the cover board closes A wherein side for cabinet body main frame is arranged in the top of cabinet body main frame, the cabinet door, and the side plate is fixed at cabinet body Main frame removes the side equipped with cabinet door.

4. switchgear according to claim 3, it is characterised in that: adopt the connecting pin between the column, crossbeam and stringer It is realized and is connected with three-way connector.

5. switchgear according to claim 3, it is characterised in that: the cabinet door is equipped with three groups, and three groups of cabinet doors respectively correspond Upper layer accommodating chamber, middle layer accommodating chamber and lower layer's accommodating chamber.

6. switchgear according to claim 4, it is characterised in that: offer see-through window, the perspective in the cabinet door Window is equipped with glass.

7. switchgear according to claim 3, it is characterised in that: first fixed frame and the second fixed frame pass through spiral shell Latch fitting is fixed on column in interval.

8. switchgear according to claim 3, it is characterised in that: the bottom of second fixed frame and cabinet body main frame is vertical Being equipped between beam multiple is in vertically arranged support rod, and the current transformer is fixed on support rod.

9. switchgear according to claim 1, it is characterised in that: the breaker is slidably set to the second fixed frame On.

10. switchgear according to claim 1, it is characterised in that: the middle layer accommodating chamber and lower layer's accommodating chamber connect Setting.