CN109038344A - Switch unit and power distribution cabinet - Google Patents
Switch unit and power distribution cabinet Download PDFInfo
- Publication number
- CN109038344A CN109038344A CN201710444914.0A CN201710444914A CN109038344A CN 109038344 A CN109038344 A CN 109038344A CN 201710444914 A CN201710444914 A CN 201710444914A CN 109038344 A CN109038344 A CN 109038344A
- Authority
- CN
- China
- Prior art keywords
- switch unit
- breaker
- partition
- power distribution
- front panel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005192 partition Methods 0.000 claims abstract description 29
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052802 copper Inorganic materials 0.000 claims abstract description 18
- 239000010949 copper Substances 0.000 claims abstract description 18
- 230000032683 aging Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/173—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal drawer type
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
The embodiment of the invention provides a kind of switch unit and power distribution cabinet, switch unit includes framework, breaker, fuse and Master circuit connector, and Master circuit connector is connect with breaker by copper bar；Framework includes both side plate, and partition is equipped between both side plate, and breaker and fuse are installed on partition.Switch unit and power distribution cabinet provided in an embodiment of the present invention, reduce the size of switch unit, switch unit inner space utilization rate, more conducively switch unit standardization and mass production are improved, and solves the problems, such as that cable is easy to aging in switch unit and fastening is illusive.
Description
Technical field
The present invention relates to technical field of electrical components more particularly to a kind of switch units and power distribution cabinet.
Background technique
Drawer type power distributing cabinet is one kind of power distribution cabinet, due to its main circuit charge in the case where still can safety from
It is open or closed on main circuit therefore very widely used.But component in switch unit in existing drawer type power distributing cabinet
It is more, cause its oversized, to affect the size of entire power distribution cabinet；And not only have breaker in switch unit, also
There are the components such as current transformer and light current device, when the load of power distribution cabinet or working environment variation, needs often more
The type of breaker is changed, and there is the differences such as shape, size, wiring to make out in this way for the breaker of different manufacturers different model
Unit is closed to need that whole replacements are redesigned switch unit and ressembled by the even all components in part in replacement,
Certain waste is caused in this way, and maintenance replacement is inconvenient, reduces working efficiency.Further, since load or working environment
It influences, the cable in switch unit is easy to aging, damage, brings certain influence to the normal work of switch unit.
Summary of the invention
The purpose of the embodiment of the present invention is, a kind of switch unit and power distribution cabinet is provided, to solve switch unit size mistake
Greatly, the problems such as cable is easy to aging, and space utilization rate is low.
The embodiment of the invention provides a kind of switch unit, switch unit includes framework, breaker, fuse and main circuit
Plug connector, Master circuit connector are connect with breaker by copper bar；Framework includes both side plate, is equipped with partition between both side plate,
Breaker and fuse are installed on partition.
Optionally, breaker is breaker of plastic casing.
Optionally, framework further includes front panel, and front panel is fixedly connected with side plate；Breaker includes breaker operator hand
Handle；Circuit breaker operating handle setting is on the front panel or circuit breaker operating handle exposes from front panel.
Optionally, partition is equipped with through-hole, and copper bar passes through through-hole and connect respectively with Master circuit connector and breaker.
Optionally, connection terminal is also equipped on partition, connection terminal is connect with breaker.
Optionally, framework further includes rear panel, and switch unit further includes auxiliary circuit plug connector, auxiliary circuit plug connector with
Connection terminal connection, Master circuit connector and auxiliary circuit plug connector are arranged on plate below.
Optionally, Master circuit connector at least two.
Optionally, front panel is additionally provided with display device, copper bar, fuse, display device and auxiliary circuit plug connector according to
Secondary electrical connection.
Optionally, front panel is additionally provided with grasping device.
The another aspect of the embodiment of the present invention provides a kind of power distribution cabinet, including above-mentioned switch unit and current transformer,
Wherein, current transformer is located at the inside of power distribution cabinet and is located at the outside of switch unit.
Cable in switch unit is replaced with copper bar in the present embodiment by switch unit and power distribution cabinet provided by the invention,
It is connected between breaker and Master circuit connector by copper bar, solves the problems, such as that cable is easy to aging, damages, is unstable, simultaneously
The production of switch unit can be made more standardized, improve the quality and reliability of switch unit；And it is being opened in the present embodiment
It closes and partition is set between the both side plate of unit framework, breaker and fuse are arranged on partition, it is single to take full advantage of switch
The inner space of member, improves space utilization rate, reduces the size of switch unit, is more advantageous to switch unit standardization, criticizes
Quantization production.
Detailed description of the invention
Fig. 1 is the overall structure diagram for showing the present embodiment switch unit and power distribution cabinet；
Fig. 2 is the top view for showing the present embodiment switch unit and power distribution cabinet；
Fig. 3 shows the rearview of the present embodiment switch unit and power distribution cabinet.
Description of symbols:
1, framework；11, side plate；12, partition；121, through-hole；13, front panel；14, rear panel；2, breaker；21, breaking
Device operation handle；3, fuse；4, Master circuit connector；5, copper bar；6, connection terminal；7, auxiliary circuit plug connector；8, it shows
Device；9, grasping device.
Specific embodiment
The exemplary embodiment of the present invention is described in detail embodiment with reference to the accompanying drawing.
As shown in Figure 1, switch unit includes framework 1, breaker 2, melts the embodiment of the invention discloses a kind of switch unit
Disconnected device 3 and Master circuit connector 4, Master circuit connector 4 are connect with breaker 2 by copper bar 5；Framework 1 include both side plate 11, two
Partition 12 is installed, breaker 2 and fuse 3 are installed on partition 12 between side plate 11.
Wherein, it can be to be detachably connected between partition 12 and both side plate 11, can specifically be bolted；It can also be with
It is non-dismountable formula connection, such as can be by way of riveting.The cable in switch unit is replaced with into copper in the present embodiment
Row 5 is connected between breaker 2 and Master circuit connector 4 by copper bar 5, is solved cable easy to aging, damage, unstable is asked
Topic, while the production of switch unit can be made more standardized, improve the quality of switch unit.
And partition 12 is set between the both side plate 11 of switch unit framework 1, by breaker 2 and fusing in the present embodiment
Device 3 is arranged on partition 12, takes full advantage of the inner space of switch unit, improves space utilization rate, and it is single to reduce switch
The size of member is more advantageous to switch unit standardization, mass production.
Optionally, breaker is breaker of plastic casing.Breaker of plastic casing can be automatically cut off after electric current is more than escape setting
Electric current, to protect the safety of entire circuit, but not limited to this, breaker can also be other breakers that may be implemented.
Optionally, framework 1 further includes front panel 13, and front panel 13 is fixedly connected with side plate 11, and breaker 2 includes breaker
Operation handle 21, circuit breaker operating handle 21 is arranged on plate 13 in front or circuit breaker operating handle 21 reveals from front panel 13
Out.
As shown in Fig. 2, breaker 2 is installed on partition 12 in the present embodiment, so that breaker 2 is closer to front panel
13, so as to allow circuit breaker operating handle 21 to can be arranged directly on front above or make circuit breaker operating handle 21 from front
Plate 13 exposes, so that breaker 2 no longer needs auxiliary switch, reduces the space of switch unit, saves cost.
Optionally, framework 1 further includes rear panel 14, and partition 12 is equipped with through-hole 121, and Master circuit connector 4 is arranged later
On plate 14, copper bar 5 passes through through-hole 121 and connect respectively with Master circuit connector 4 and breaker 2.
Partition 12 is set between the both side plate of switch unit 11 in the present embodiment, but breaker 2 has been isolated in partition 12
With the Master circuit connector 4 on rear panel 14, therefore through-hole 121 is set on partition 12, enable breaker 2 by copper bar 5 and
Master circuit connector 4 on rear panel 14 connects.Partition 12 is made to play component in rearrangement switch unit in this way
Effect, and without influence switch unit inside line arrangement.
Optionally, Master circuit connector 4 at least two.Wherein, the particular number of Master circuit connector is single according to switch
Depending on the requirement of member.In the present embodiment, as shown in figure 3, Master circuit connector 4 is 6, it is divided into 2 groups, every group 3, wherein one group
For inlet wire plug connector, another group is outlet plug connector.
Optionally, connection terminal 6 is also equipped on partition 12, connection terminal 6 is connect with breaker 2.As shown in Fig. 2,
Connection terminal 6 is also equipped on partition 12, connection terminal 6 is arranged on partition 12 and connect with breaker 2, so that switch unit
Interior space is more fully utilized.
Optionally, switch unit further includes auxiliary circuit plug connector 7, and auxiliary circuit plug connector 7 is connect with connection terminal 6,
Auxiliary circuit plug connector 7 is arranged on plate 14 below.As shown in Figures 2 and 3, switch unit is additionally provided with auxiliary circuit plug connector 7,
Auxiliary circuit plug connector 7 is connect with setting below on plate 14 and with connection terminal 6.
Optionally, front panel 13 is additionally provided with display device 8, and copper bar 5, fuse 3, display device 8 and auxiliary circuit are inserted
Fitting 7 is sequentially connected electrically.
As shown in Figure 1 or 2, display device 8, copper bar 5, fuse 3, display dress are set in the front panel of switch unit 13
Set 8 and auxiliary circuit plug connector 7 be sequentially connected electrically and (do not indicated in figure), wherein work of the display device 8 to display switch unit
Make the power supply status of state and display switch unit, display device 8 and fuse 3 or can be with auxiliary circuit plug connector 7
For the connection of common cable, or other modes connection.Display device 8 can be the display devices such as light emitting diode.Fusing
The series connection of device 3 circuit safety to protective switch unit in circuit.
Optionally, front panel 13 is additionally provided with grasping device 9.It is arranged in the present embodiment in the front panel of switch unit 13 and rolls over
Handle is folded as grasping device 9 with the extraction of Convenient switch unit, push-in and carrying, but the form of grasping device 9 is without being limited thereto,
Grasping device 9 can also be the device of other forms.
The embodiment of the present invention also provides a kind of power distribution cabinet, including switch unit above-mentioned and current transformer, wherein electric current
Mutual inductor is located at the inside of power distribution cabinet and is located at the outside of switch unit.
Current transformer is arranged inside power distribution cabinet and outside switch unit the present embodiment, due to electric in the prior art
Flow sensor is universal elements, and the type and model of breaker 2 then there are many kinds of, the breaker of different manufacturers different model
It is had differences in shape, size, wiring etc., existing current sensor is arranged in inside switch unit, works as switch unit
If need to change breaker type or model because of factors such as load or working environment differences, even if current sensor is without event
Barrier, it is also desirable to switch unit is replaced together with breaker and current sensor, needs to redesign and assembles new switch unit,
The wasting of resources has been in turn resulted in, maintenance cost is also improved.For the ease of replacing the breaker 2 of variety classes and model, and keep away
Exempt from current sensor and switch unit needs the problem of redesigning, current sensor is arranged in power distribution cabinet simultaneously the present embodiment
Outside switch unit, using standardization of the present invention, modular switch unit, needed replacing in this way in switch unit
Shi Bubi replaces and ressembles simultaneously current sensor and other light current components, and maintenance cost can be greatly reduced, and improves
Working efficiency.
The power distribution cabinet of the present embodiment is applicable to low pressure, middle pressure and high voltage power distribution field.
Switch unit provided in an embodiment of the present invention solves line by the way that the cable in switch unit is substituted for copper bar
Cable circuit is easy to aging, damages, unstable problem；By the way that partition is arranged in switch unit, by breaker, fuse and connection
Terminal is arranged on partition, so that the space utilization rate inside switch unit is higher, reduces the size of switch unit, while by
In the more forward of the position of breaker setting, so that the switch of breaker can directly expose the front panel of switch unit, and
Ancillary equipment is no longer needed, is reduced costs.
Power distribution cabinet provided in an embodiment of the present invention is arranged in power distribution cabinet by the way that current transformer is removed switch unit,
So that switch unit replacement is more convenient, maintenance cost is reduced, improves working efficiency.
The above, the only specific embodiment of the embodiment of the present invention, but the protection scope of the embodiment of the present invention is not
It is confined to this, anyone skilled in the art can think easily in the technical scope that the embodiment of the present invention discloses
To change or replacement, should all cover within the protection scope of the embodiment of the present invention.Therefore, the protection scope of the embodiment of the present invention
It should be based on the protection scope of the described claims.
Claims (9)
1. a kind of switch unit, including framework (1), breaker (2), fuse (3) and Master circuit connector (4), feature exists
In the Master circuit connector (4) is connect with the breaker (2) by copper bar (5)；
The framework (1) includes both side plate (11), is equipped with partition (12) between the side plate (11), the breaker (2) and
The fuse (3) is installed on the partition (12).
2. switch unit according to claim 1, which is characterized in that the framework (1) further includes front panel (13), described
Front panel (13) is fixedly connected with the side plate (11)；
The breaker (2) includes circuit breaker operating handle (21)；
The circuit breaker operating handle (21) be arranged on the front panel (13) or the circuit breaker operating handle (21) from
The front panel (13) is exposed.
3. switch unit according to claim 1, which is characterized in that the partition (12) is equipped with through-hole (121), the copper
Row (5) passes through through-hole (121) and connect respectively with the Master circuit connector (4) and the breaker (2).
4. switch unit according to claim 1, which is characterized in that be also equipped with connection terminal on the partition (12)
(6), the connection terminal (6) connect with the breaker (2).
5. switch unit according to claim 2, which is characterized in that the framework (1) further includes rear panel, the switch
Unit further includes auxiliary circuit plug connector (7), and the auxiliary circuit plug connector (7) connect with the connection terminal (6), the master
Circuit plug connector (4) and the auxiliary circuit plug connector (7) are arranged on the rear panel (14).
6. switch unit according to claim 1, which is characterized in that the Master circuit connector (4) at least two.
7. switch unit according to claim 5, which is characterized in that the front panel (13) is additionally provided with display device
(8), the copper bar (5), fuse (3), display device (8) and auxiliary circuit plug connector (7) are sequentially connected electrically.
8. switch unit according to claim 2, which is characterized in that the front panel (13) is additionally provided with grasping device
(9)。
9. a kind of power distribution cabinet, which is characterized in that including switch unit as described in any one of claims 1 to 8 and Current Mutual Inductance
Device, wherein the current transformer is located at the inside of the power distribution cabinet and is located at the outside of the switch unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710444914.0A CN109038344A (en) | 2017-06-12 | 2017-06-12 | Switch unit and power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710444914.0A CN109038344A (en) | 2017-06-12 | 2017-06-12 | Switch unit and power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109038344A true CN109038344A (en) | 2018-12-18 |
Family
ID=64629986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710444914.0A Pending CN109038344A (en) | 2017-06-12 | 2017-06-12 | Switch unit and power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109038344A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111129812A (en) * | 2019-12-31 | 2020-05-08 | 东莞电力设计院有限公司 | AC/DC connector and switch cabinet thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102664354A (en) * | 2012-05-14 | 2012-09-12 | 章丘市供电公司 | Multifunctional low voltage distribution cabinet |
| CN103904579A (en) * | 2014-04-01 | 2014-07-02 | 天津市农工商宏达总公司 | Back-to-back integrated load switch cabinet |
| CN203734192U (en) * | 2013-12-31 | 2014-07-23 | 上海中科电气(集团)有限公司 | Drawer unit of low-voltage switchgear cabinet |
| CN104242098A (en) * | 2014-10-17 | 2014-12-24 | 电光防爆科技股份有限公司 | High-voltage distribution device and high-voltage distribution combination device |
| CN104393520A (en) * | 2014-12-05 | 2015-03-04 | 贵州长通电气有限公司 | Drawer unit of drawer cabinet |
| CN104466774A (en) * | 2014-12-31 | 2015-03-25 | 盛道（中国）电气有限公司 | Low-voltage switching cabinet with 1/2 drawing-out type functional units |
| CN204361563U (en) * | 2015-01-22 | 2015-05-27 | 山东泰开电控有限公司 | New Low Voltage cabinet drawer unit bridging arrangement |
| CN204424732U (en) * | 2015-01-19 | 2015-06-24 | 宋辉 | A kind of high voltage power distributing cabinet changing current transformer position |
| CN205509355U (en) * | 2016-03-18 | 2016-08-24 | 威海迪赛尔电气工程有限公司 | Drawer type switch cabinet |
| CN207010062U (en) * | 2017-06-12 | 2018-02-13 | 天津市中力防雷技术有限公司 | Switch element and power distribution cabinet |
-
2017
- 2017-06-12 CN CN201710444914.0A patent/CN109038344A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102664354A (en) * | 2012-05-14 | 2012-09-12 | 章丘市供电公司 | Multifunctional low voltage distribution cabinet |
| CN203734192U (en) * | 2013-12-31 | 2014-07-23 | 上海中科电气(集团)有限公司 | Drawer unit of low-voltage switchgear cabinet |
| CN103904579A (en) * | 2014-04-01 | 2014-07-02 | 天津市农工商宏达总公司 | Back-to-back integrated load switch cabinet |
| CN104242098A (en) * | 2014-10-17 | 2014-12-24 | 电光防爆科技股份有限公司 | High-voltage distribution device and high-voltage distribution combination device |
| CN104393520A (en) * | 2014-12-05 | 2015-03-04 | 贵州长通电气有限公司 | Drawer unit of drawer cabinet |
| CN104466774A (en) * | 2014-12-31 | 2015-03-25 | 盛道（中国）电气有限公司 | Low-voltage switching cabinet with 1/2 drawing-out type functional units |
| CN204424732U (en) * | 2015-01-19 | 2015-06-24 | 宋辉 | A kind of high voltage power distributing cabinet changing current transformer position |
| CN204361563U (en) * | 2015-01-22 | 2015-05-27 | 山东泰开电控有限公司 | New Low Voltage cabinet drawer unit bridging arrangement |
| CN205509355U (en) * | 2016-03-18 | 2016-08-24 | 威海迪赛尔电气工程有限公司 | Drawer type switch cabinet |
| CN207010062U (en) * | 2017-06-12 | 2018-02-13 | 天津市中力防雷技术有限公司 | Switch element and power distribution cabinet |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111129812A (en) * | 2019-12-31 | 2020-05-08 | 东莞电力设计院有限公司 | AC/DC connector and switch cabinet thereof |
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