CN109274028A - A kind of low-tension switch cabinet - Google Patents
A kind of low-tension switch cabinet Download PDFInfo
- Publication number
- CN109274028A CN109274028A CN201811165467.6A CN201811165467A CN109274028A CN 109274028 A CN109274028 A CN 109274028A CN 201811165467 A CN201811165467 A CN 201811165467A CN 109274028 A CN109274028 A CN 109274028A
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- Prior art keywords
- low
- room
- bus
- bar
- tension switch
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- 239000002184 metal Substances 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 19
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 238000000926 separation method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000007787 solid 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
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
The present invention relates to technical field of electric equipment more particularly to a kind of low-tension switch cabinets.It is low to solve assembling production efficiency existing for existing fixed division type low-voltage switch cabinet, the problem of inconvenient maintenance and safety difference, the present invention proposes a kind of low-tension switch cabinet, it is provided with mutually indepedent closed functional unit room, bus-bar room, cable vault and automation control module room in its cabinet body, is provided with the secondary control component including plugging bracket and secondary control circuit board in functional unit room；Bus-bar room is for accessing supply current；PE row and N row are provided in cable vault；The indoor secondary control line connection automatic control module of automation control module and secondary control circuit board, low-tension supply are automatic control module power supply；Isolating metal plate is provided between automation control module room and adjacent bus-bar room and cable vault.Low-tension switch cabinet production and assembly of the present invention facilitate it is high-efficient, it is easy to maintenance highly-safe.
Description
Technical field
The present invention relates to technical field of electric equipment more particularly to a kind of low-tension switch cabinets.
Background technique
Low-voltage complete switch equipment mainly has fixed closed formula, pull-out type and fixed cellular-type three types.Wherein, fixed
Enclosed low-voltage complete switch equipment is because of reasons such as structure are single, general exchange maintainability is not strong, safety is not high,
Gradually by market.Therefore, common low-voltage complete switch equipment has pull-out type and fixed cellular-type currently on the market
Two kinds.
The draw-out type functional units of the low-voltage complete switch equipment of pull-out type can be detached from cabinet body, the draw-out type functional units
In primary element and secondary component be mounted in the same drawer, and the primary circuit of the draw-out type functional units pass through it is primary
Plug is connected to major loop, in long-play, a phenomenon that plug is burned often occurs, causes greatly to customer power supply
Security risk and economic loss.
The secondary control part of the functional unit of fixed separated low voltage complete switch such as controls the members such as relay
Part is fixed in fixed separation function unit, and then leads to the assembling production effect of fixed separated low voltage complete switch
Rate is low, user's inconvenient maintenance.In addition, when the secondary component in fixed cellular-type switchgear assembly is because of damage or control system function
When can upgrade and replace, primary system must be powered off, and then electrical equipment is caused to have a power failure, and influence the normal production of user.This
Outside, secondary line common at present connection is mostly is attached using the common terminal that is fixedly connected, this kind of connection type need to be solid
Determine setting terminal support and secondary component mounting rack in separation function unit, and then cause fixed separation function unit inside in disorder,
Inconvenient repair and maintenance is especially inconvenient to replace the element in fixed separation function unit；Replacing fixed separation function list
When element in member, it is necessary to major loop is switched in cabinet body and is disconnected, but other intracorporal separation function units of cabinet still in
Normal charging operation state, operation are absolutely unsafe, and do not have safety guarantee.
Summary of the invention
Low, inconvenient maintenance and safety for assembling production efficiency existing for the existing fixed division type low-voltage switch cabinet of solution
Property difference problem, the present invention proposes a kind of low-tension switch cabinet, which includes cabinet body, and is provided in the cabinet body mutually
Functional unit room, bus-bar room, cable vault and the automation control module room of autonomous closure, and be provided in the functional unit room
Secondary control component, the secondary control component include plugging bracket and pluggable two secondary controls being mounted on the plug bracket
Wiring board processed；The bus-bar room is for accessing supply current；PE row and N row are provided in the cable vault；The automation control
Molding block interior is provided with automatic control module, secondary control line and low-tension supply, and the secondary control line connection is described automatic
Control module and the secondary control circuit board, the low-tension supply are automatic control module power supply；The automation control
Module chamber processed is adjacent with the bus-bar room and the cable vault, and the automation control module room and the bus-bar room and institute
It states and is provided with isolating metal plate between cable vault.Functional unit room, bus-bar room, cable vault and automation in the low-tension switch cabinet
Control module room is closed independently of each other, and user is facilitated to carry out repair and maintenance for different faults；PE row and N are provided in cable vault
Row, to facilitate the connection of on-site cable；Secondary control component is provided in functional unit room, and secondary in secondary control component
Control circuit board is mounted on pluggablely on plug bracket, and ease of assembly production and maintenance can be improved assembling production efficiency, shorten
Repair time；Isolating metal plate is provided between automation control module room and adjacent bus-bar room and cable vault, with anti-automatic
The automation control module changed in control module room is unable to complete automatic control due to by electromagnetic interference.To sum up, this hair
Bright low-tension switch cabinet production and assembly are convenient, and internal structure standardization level is high, repair and maintenance it is highly-safe.
Preferably, the plug bracket is fixed on the side wall of the functional unit room, described to plug the upper of bracket
Portion is provided with card slot, and lower part is provided with lower bayonet slot, and the notch of the upper card slot and the lower bayonet slot is opposite.In this way, tearing open
When filling pluggable secondary control circuit board, pluggable secondary control circuit board directly can be inserted into the upper and lower of plug bracket
It is extracted in card slot or out of upper and lower card slot, it is convenient to disassembly.Further, it is described plug bracket plug end be provided with
The vertical baffle of the upper card slot, and the baffle blocks the end of the upper card slot and the lower bayonet slot.In this way, will be pluggable
Secondary control circuit board be installed to plug bracket on after, block secondary control circuit board using baffle, avoid secondary control
Wiring board falls off from plug bracket.In addition, secondary control circuit board is arranged in low-tension switch cabinet, can largely subtract
Few direct setting up time in cabinet, improves production efficiency, and realize the indoor secondary control route of same functional unit
The interchangeability of plate.
Preferably, main bus-bar, vertical bus and branch bar are provided in the bus-bar room, and the main bus-bar is located at institute
The top for stating cabinet body is arranged in the bus-bar room for accessing supply current, the vertical bus state in a vertical shape and passes through spiral shell
Bolt is fixedly connected with the main bus-bar and the branch bar.Further, the main bus-bar and the vertical bus pass through line
Folder is fixed in the bus-bar room, and the main bus-bar and the vertical bus are in the indoor metal sealing plate closing of the bus.
In this way, main bus-bar and vertical bus are fixed in bus-bar room by wire clamp, main bus-bar and vertical bus can be made fitly to be arranged in
In bus-bar room, and then keep bus-bar room interior cabling beautiful and tidy, is convenient for subsequent maintenance；Metal sealing plate closing master is utilized in bus-bar room
Bus and vertical bus, to form the quarantine measures for preventing mistakenly entering charged chamber.
Preferably, including an adapter and positioned at the functional unit in the switching circuitry in the low-tension switch cabinet
Indoor breaker and current transformer, and the end of incoming cables of the breaker is connect with the branch bar, the breaker
Leading-out terminal is connect with the current transformer and an adapter.Such switching circuitry layout design is simple, and assembles
It is easy to connect.Further, multiple adapters suitable for different electric currents are configured in the cable vault, with to needing difference
The electric appliance or electrical component of electric current are powered.
Preferably, it is provided with the cabling channel of secondary line in the automatic control module room, may make automatic control module
Indoor secondary line cabling is neat, so that low-tension switch cabinet interior cabling is beautiful and tidy, is convenient for subsequent maintenance.Further,
Electrical component in the automatic control module room, which is respectively mounted, to be fixed on identity element metal mounting plate.In this way, use or
When maintenance, integral replacing can be carried out to the indoor electrical component of automatic control module,
Preferably, the cabinet body of the low-tension switch cabinet is prestige Figure 16 folded section cabinet cabinet body.Due to prestige Figure 16 folded section machine
It is provided with through-hole of different shapes on column in cabinet cabinet body, facilitates the installation of the intracorporal partition of cabinet to fix, can further improve
The production and assembly efficiency of low-tension switch cabinet of the present invention；In addition, the structural strength of such cabinet cabinet body is high, and degree of protection can reach
IP54, user installation of being more convenient for and maintenance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of low-tension switch cabinet of the present invention；
Fig. 2 is the schematic front view of low-tension switch cabinet shown in FIG. 1；
Fig. 3 is the schematic rear view of low-tension switch cabinet shown in FIG. 1；
Fig. 4 is the left view schematic cross-sectional view of low-tension switch cabinet shown in FIG. 1；
Fig. 5 is the vertical view schematic cross-sectional view of low-tension switch cabinet shown in FIG. 1；
Fig. 6 is partial structural diagram when functional unit room door-plate is opened in low-tension switch cabinet shown in FIG. 1；
Fig. 7 is the perspective view of the explosion of secondary control component shown in Fig. 6.
Specific embodiment
In the following, low-tension switch cabinet of the present invention is described in detail in conjunction with attached drawing 1-7.
As shown in Figs. 1-5, low-tension switch cabinet of the present invention includes cabinet body, and mutually indepedent closed function is provided in the cabinet body
It can element cell 1, bus-bar room 2, cable vault 3 and automation control module room 4.Wherein, functional unit room 1 and bus-bar room 2 are located at cabinet
Intracorporal left side, and functional unit room 1 is located at the front side of bus-bar room 2, i.e. functional unit room 1 is located at the intracorporal left front portion of cabinet,
Bus-bar room 2 is located at the left back portion of cabinet body；Cable vault 3 and automation control module room 4 are located at the intracorporal right side of cabinet, and cable vault
3 are located at the front side of automation control module room 4, i.e. cable vault 3 is located at the intracorporal right front portion of cabinet, automation control module room 4
In the intracorporal right rear portion of cabinet.It is of course also possible to as needed, adjustment functional unit room 1, bus-bar room 2, cable vault 3 and automation
Control module 4 is in the intracorporal setting position of cabinet.Preferably, the left side of automation control module room 4 is adjacent with bus-bar room 2, automatically
Change control module room 4 bottom it is adjacent with cable vault, for avoid the automatic control module in automation control module room 4 because by
Electromagnetic interference and be unable to complete automatic control, therefore in automation control module room 4 and adjacent bus-bar room 2 and adjacent cable
Isolating metal plate is provided between room 3 is equal.
As shown in Figures 6 and 7, it is provided with secondary control component in functional unit room 1, which includes plug branch
Frame 11 and the pluggable secondary control circuit board 12 being mounted on plug bracket 11.Preferably, plug bracket 11 is fixed on
On the side wall of functional unit room 1, the top of plug bracket 11 is provided with card slot 111, and lower part is provided with lower bayonet slot 112, upper card
Slot 111 is parallel to each other with lower bayonet slot 112 and notch is opposite.In this way, when dismounting pluggable secondary control circuit board 12, it can be direct
Secondary control circuit board 12 is inserted into the upper and lower card slot of plug bracket 11 or is extracted out of upper and lower card slot, it is convenient for disassembly and assembly fast
It is prompt.Preferably, the plug end for plugging bracket 11 is provided with the baffle 113 vertical with upper card slot 111, and the baffle 13 block on
The end of card slot 111 and lower bayonet slot 112.In this way, after secondary control circuit board 12 is installed on two plug brackets 11, it can benefit
Secondary control circuit board 12 is blocked with baffle 113, pluggable secondary control circuit board 12 is avoided to fall off from plug bracket 11.Separately
Outside, secondary control circuit board 12 is set in low-tension switch cabinet, can largely reduce the direct setting up time in cabinet,
The production efficiency of low-tension switch cabinet is improved, and realizes the interchangeable of the indoor secondary control circuit board of same functional unit
Property.
As shown in Figs. 1-5, main bus-bar 21, vertical bus 22 and branch bar 23, and main bus-bar 21 are provided in bus-bar room 2
It is arranged in bus-bar room 2 for accessing supply current, the state in a vertical shape of vertical bus 22 positioned at the top of cabinet body and passes through bolt
It is fixedly connected with main bus-bar 21 and branch bar 23.To guarantee bonding strength and stability, vertical bus 22 connects main bus-bar 21
8.8 grade bolts can be used with bolt used in branch bar 23.Preferably, main bus-bar 21 and vertical bus 22 pass through wire clamp respectively
It is fixed in bus-bar room 2, wherein main bus-bar 21 is pressed from both sides by main bus-bar on the rear wall that 23 are fixed in bus-bar room 2, vertical bus 22
It is fixed on the rear wall in bus-bar room 2 by vertical bus clamp 24.In this way, main bus-bar 21 and vertical bus 22 are fixed by wire clamp
In bus-bar room 2, main bus-bar 21 and vertical bus 22 can be made fitly to be arranged in bus-bar room 2, and then make 2 interior cabling of bus-bar room
It is beautiful and tidy, it is convenient for subsequent maintenance.Preferably, main bus-bar 21 and vertical bus 22 are closed in bus-bar room 2 with metal sealing plate.?
Using metal sealing plate closing main bus-bar 21 and vertical bus 22 in bus-bar room 2, to form the isolation for preventing mistakenly entering charged chamber
Measure.
Cable connection is completed in use site for the convenience of the user, therefore is provided with the PE row and N of vertical direction in cable vault 3
Row.Meanwhile powering to meet to the electric appliance or electrical component that need different electric currents, it is suitable in cable vault 3 configured with multiple
Adapter 31 of different electric currents.In this way, the switching circuitry in low-tension switch cabinet of the present invention may include an adapter 31 with
And breaker 14 and current transformer 15 in functional unit room 1, and the end of incoming cables of breaker 14 and branch bar 23 connect
It connects, the leading-out terminal of breaker 14 is connect with current transformer 15 and an adapter 31.Such switching circuitry layout design letter
It is single, and assembly and connection is convenient.Preferably, the measurement meter (figure to match with switching circuitry is configured on the front door 32 of cable vault 3
In be not shown), in order to measure statistics to the current capacity in switching circuitry.In addition, in carrying out the present invention, it can basis
Cable vault 3 is mounted on right rear portion or the right front portion of low-tension switch cabinet by user demand, while to guarantee that cable vault 3 and automation are controlled
Module chamber 4 processed is isolated from each other.
Automation control module room 4 is adjacent with bus-bar room 2 and cable vault 3, and automation control module room 4 and bus-bar room 2
Isolating metal plate is provided between cable vault 3.Automatic control module, secondary control are provided in automation control module room 4
Line and low-tension supply, wherein secondary control line connects the pluggable secondary control in automatic control module and functional unit room 1
Wiring board 12, low-tension supply are automatic control module power supply.When implementing, PLC module can be selected as automation control module.
Preferably, it is provided with the cabling channel (not shown) of secondary line in automatic control module room 4, may make automatic control module
Secondary line cabling in room 4 is neat, so that low-tension switch cabinet interior cabling is beautiful and tidy, is convenient for subsequent maintenance.Preferably, it walks
Wire casing is located at the bottom of automation control module room 4 and penetrates through other cabinet bodies, so as to form the dedicated of automation control route
Cable tray.Preferably, the electrical component in automatic control module room 4, which is respectively mounted, is fixed on identity element metal mounting plate.
In this way, in use or maintenance integral replacing can be carried out to the electrical component in automatic control module room 4.In specific wiring,
The I/O interface pluggable terminals and the function list in low-tension switch cabinet of automation control module in automation control module room 4
The on/off switch coil of auxiliary contact and breaker 14 in first room 1 is connected with each other, and passes through communication cable and switch cabinet system
In the indoor automation wired in parallel of other automation control modules, while pass through Automation Elements such as interchanger and CPU
Background host computer server is connected, a complete backstage automatic control system is formed, which utilizes
Background host computer server handles the collected data of automation control module, and according to data processed result to automation
Control module sends corresponding control instruction, to complete the automatic control to low-tension switch cabinet.In addition, implementing the present invention
When, can according to user demand by automation control module room 4 be mounted on low-tension switch cabinet right front portion or right rear portion, while to protect
Card automation control module room 4 is isolated from each other with cable vault 3.
In addition, the cabinet body of low-tension switch cabinet of the present invention is prestige Figure 16 folded section cabinet cabinet body.Due to prestige Figure 16 folded section machine
It is provided with through-hole of different shapes on column in cabinet cabinet body, facilitates the installation of the intracorporal partition of cabinet to fix, can further improve
The production and assembly efficiency of low-tension switch cabinet of the present invention；In addition, the structural strength of such cabinet cabinet body is high, and degree of protection can reach
IP54, user installation of being more convenient for and maintenance.Preferably, band filter is provided on the cabinet body backboard 5 of low-tension switch cabinet of the present invention
Ventilation device 51.Not only the filtering to dust had been guaranteed but also had realized to the ventilation and heat in cabinet.
Functional unit room, bus-bar room, cable vault and automation control module room in the low-tension switch cabinet are sealed independently of each other
It closes, user is facilitated to carry out repair and maintenance for different faults；PE row and N row are provided in cable vault, to facilitate live electricity
The connection of cable；Secondary control component is provided in functional unit room, and the secondary control circuit board in secondary control component can be inserted
It rises sheer from level ground and is mounted on plug bracket, ease of assembly production and maintenance can be improved assembling production efficiency, shorten the repair time；Automatically
Change and be provided with isolating metal plate between control module room and adjacent bus-bar room and cable vault, to prevent automation control module room because
Automatic control is unable to complete by electromagnetic interference.To sum up, low-tension switch cabinet production and assembly of the present invention are convenient, internal structure
Standardization level is high, repair and maintenance it is highly-safe.
Claims (10)
1. a kind of low-tension switch cabinet, which is characterized in that the low-tension switch cabinet includes cabinet body, and is provided in the cabinet body mutually indepedent
Closed functional unit room, bus-bar room, cable vault and automation control module room, and be provided in the functional unit room secondary
Control assembly, the secondary control component include plugging bracket and pluggable the secondary control line being mounted on the plug bracket
Road plate；The bus-bar room is for accessing supply current；PE row and N row are provided in the cable vault；The automation control mould
Block interior is provided with automatic control module, secondary control line and low-tension supply, and the secondary control line connects the automatic control
Module and the secondary control circuit board, the low-tension supply are automatic control module power supply；The automation control mould
Block room is adjacent with the bus-bar room and the cable vault, and the automation control module room and the bus-bar room and the electricity
Isolating metal plate is provided between cable room.
2. low-tension switch cabinet according to claim 1, which is characterized in that the plug bracket is fixed on the function
On the side wall of element cell, the top of the plug bracket is provided with card slot, and lower part is provided with lower bayonet slot, and the upper card slot and
The notch of the lower bayonet slot is opposite.
3. low-tension switch cabinet according to claim 2, which is characterized in that the plug end of the plug bracket is provided with and institute
The vertical baffle of card slot is stated, and the baffle blocks the end of the upper card slot and the lower bayonet slot.
4. low-tension switch cabinet described in any one of -3 according to claim 1, which is characterized in that be provided in the bus-bar room
Main bus-bar, vertical bus and branch bar, and the main bus-bar is located at the top of the cabinet body for accessing supply current, it is described
Vertical bus state in a vertical shape is arranged in the bus-bar room and is fixed by bolt and the main bus-bar and the branch bar
Connection.
5. low-tension switch cabinet according to claim 4, which is characterized in that the main bus-bar and the vertical bus pass through line
Folder is fixed in the bus-bar room, and the main bus-bar and the vertical bus are in the indoor metal sealing plate closing of the bus.
6. low-tension switch cabinet according to claim 5, which is characterized in that wrapped in the switching circuitry in the low-tension switch cabinet
It includes an adapter and is located at the indoor breaker of the functional unit and current transformer, and the end of incoming cables of the breaker
It is connect with the branch bar, the leading-out terminal of the breaker is connect with the current transformer and an adapter.
7. low-tension switch cabinet according to claim 6, which is characterized in that be suitable for not in the cable vault configured with multiple
With an adapter of electric current.
8. low-tension switch cabinet described in any one of -3 according to claim 1, which is characterized in that the automatic control module room
In be provided with the cabling channel of secondary line.
9. low-tension switch cabinet according to claim 8, which is characterized in that the electrical component in the automatic control module room
It is respectively mounted and is fixed on identity element metal mounting plate.
10. low-tension switch cabinet described in any one of -3 according to claim 1, which is characterized in that the low-tension switch cabinet
Cabinet body is prestige Figure 16 folded section cabinet cabinet body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811165467.6A CN109274028A (en) | 2018-09-29 | 2018-09-29 | A kind of low-tension switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811165467.6A CN109274028A (en) | 2018-09-29 | 2018-09-29 | A kind of low-tension switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109274028A true CN109274028A (en) | 2019-01-25 |
Family
ID=65195657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811165467.6A Pending CN109274028A (en) | 2018-09-29 | 2018-09-29 | A kind of low-tension switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109274028A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101702491A (en) * | 2009-11-09 | 2010-05-05 | 上海中电智能自动化有限公司 | Pluggable secondary control system component and connected fixed separation type low-voltage switchgear assembly |
| CN204089000U (en) * | 2014-09-11 | 2015-01-07 | 安徽万华电气科技有限公司 | A kind of MNS low-pressure drawer-type switch cabinet |
| CN209169800U (en) * | 2018-09-29 | 2019-07-26 | 上海电器厂实业有限公司 | A kind of low-tension switch cabinet |
-
2018
- 2018-09-29 CN CN201811165467.6A patent/CN109274028A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101702491A (en) * | 2009-11-09 | 2010-05-05 | 上海中电智能自动化有限公司 | Pluggable secondary control system component and connected fixed separation type low-voltage switchgear assembly |
| CN204089000U (en) * | 2014-09-11 | 2015-01-07 | 安徽万华电气科技有限公司 | A kind of MNS low-pressure drawer-type switch cabinet |
| CN209169800U (en) * | 2018-09-29 | 2019-07-26 | 上海电器厂实业有限公司 | A kind of low-tension switch cabinet |
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