CN206402606U - Car body welding producing line PLC electrical control cabinets - Google Patents
Car body welding producing line PLC electrical control cabinets Download PDFInfo
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- CN206402606U CN206402606U CN201621178234.6U CN201621178234U CN206402606U CN 206402606 U CN206402606 U CN 206402606U CN 201621178234 U CN201621178234 U CN 201621178234U CN 206402606 U CN206402606 U CN 206402606U
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Abstract
The utility model discloses a kind of car body welding producing line PLC electrical control cabinets, working power is provided by TN S electric power systems, with a cabinet, there is a mainboard on rear side of the cabinet, described cabinet or so has side plate respectively, and the mainboard inner surface is provided with a disconnecting switch；The side plate is provided with an air-conditioning by the opening on the side plate provided with an opening on the left panel outer surface；The power input of the air-conditioning is electrically connected with any fire wire output end in three fire wire output ends of the disconnecting switch, and the power output end of the air-conditioning is electrically connected with the zero line output end of the disconnecting switch.The ground protection end of the air-conditioning is electrically connected with the ground protection line output terminal of the disconnecting switch.The utility model realizes effective radiating effect of thermal losses in PLC control cabinet, protects component in cabinet, strengthens device service life, so as to greatly enhance the practicality of switch board.
Description
Technical field
The utility model is related to car body welding producing line electronic control technology field, more particularly to a kind of car body welding producing line is used
PLC electrical control cabinets.
Background technology
During car body welding producing line is automatically controlled, typically completed using PLC control cabinet to all size large-scale production
Line scene equipment automatization and automatic process control system, with network function it is stable, functional and anti-interference strong the features such as,
It is the core of modern industry.As shown in figure 1, being the PLC control cabinet 10, PLC of the automatically controlled debugging of existing car body welding producing line
Switch board 10 has cabinet 11, and cabinet 11 is respectively equipped with front door and master before and after being respectively arranged on the left side and the right side side plate, cabinet 11
Plate, cabinet is respectively equipped with top plate and bottom plate about 11, electrically connected between front door and side plate via hinge.In the mainboard of cabinet 11
Side surface is provided with some row guide rails parallel to each other with top plate, and all components in the inside of PLC control cabinet 10 are all regular
Ground is arranged on guide rail, is reached that installation is simple, is saved in cabinet space and easy to maintenance and other effects.As shown in Figures 2 and 3, cabinet
The guide rail of 11 mainboard inner surface is provided with disconnecting switch 12, some miniature circuit breakers 13, guide rail power supply 14, PLC centres
Manage device 15 and the grade of binding post 16 composition.Cabinet 11 is realized concentration groups such as each electric appliances, component and the cables of certain kind equipment
Composite shipment is in PLC control cabinet 10, while the dust for playing a part of completely cutting off outside cabinet 11 is attached to component surface in cabinet,
It is easy to design for aesthetic and the installation of equipment.Disconnecting switch 12 provides work by TN-S electric power systems to whole PLC control cabinet 10
Power supply.Disconnecting switch 12 is used for disconnection and connection to the power supply in all component circuits in PLC control cabinet 10.TN-S powers
System has three live wires, a zero line and a ground protection line；The live wire input of disconnecting switch 12 and three live wires of electric power system point
Do not electrically connect, the zero line input of disconnecting switch 12 is electrically connected with the zero line of electric power system processed, the ground protection line of disconnecting switch 12
Electrically connected with the ground protection line of electric power system.When maintainer carries out debugging or maintenance etc. in cabinet 11, dynamic circuit breaker on the offensive is opened
Electric current in disconnecting switch 12, to ensure the safety of maintainer and control device.Some breakers 13 are installed on table in mainboard
On the guide rail in face, the live wire input of breaker 13 is electrically connected with the fire wire output end of disconnecting switch 12, the zero line of breaker 13
Input is electrically connected with the zero line output end of disconnecting switch 12；The component of the fire wire output end of breaker 13 and required protection or
Equipment is electrically connected in series, and the zero line output end of breaker 13 is electrically connected with the zero line output end of disconnecting switch 12.Breaker 13 is led
Correspondence electrical connection circuit is protected, when short circuit or heavy overload occur for circuit, the main contacts in breaker 13 disconnects, by disconnected
Open circuit reaches component in protective loop.Guide rail power supply 14 is installed on the guide rail of mainboard inner surface, is mainly used in cabinet
Rated operational voltage is needed to provide working power for 24VDC component in body 11.The power input of guideway switches power supply 24
Electrically connected with any fire wire output end of three fire wire output ends of disconnecting switch 12, the power output end of guideway switches power supply 24 with
The zero line output end electrical connection of disconnecting switch 12.PLC central processing units 15 are used for the fortune to each circuit in whole PLC control cabinet 10
Row control, it is ensured that the rationally and effectively running of whole PLC control cabinet 10, PLC central processing units 15 are gone here and there with guideway switches power supply 24
Connection electrical connection, 24VDC DC supply is obtained by guideway switches power supply 24.Binding post 16 is used in cabinet 11
The wiring electrical connection of all components is summed up, and is connected via the wiring and external equipment of binding post 16, is realized in cabinet 11
The orderly and attractive in appearance effect of wire arrangements, while also allowing for wiring and investigation circuit.
During car body welding producing line is automatically controlled, it is often necessary to PLC control cabinet 10 is needed according to function and electrical principle
Debugged, it is ensured that PLC control cabinet 10 is realized to be run to control object according to the control requirement of setting.Field adjustable personnel couple
PLC control cabinet 10 is in the automatically controlled Commissioning field of actual car body welding producing line, and the debug time used time sometimes can be long, due to
It is limited that the commissioning device (such as notebook computer) of commissioning staff carries service time of battery, it is therefore desirable to which Commissioning field can be carried
Supply the socket of the commissioning device 220V working powers such as notebook computer.And place floor space is typically debugged than larger and space
Spaciousness, the wall such as Commissioning field factory building is not provided with socket, therefore it cannot be guaranteed that debugging process is smoothly completed；If even if or being provided with
The dry socket for being available for charging, but the socket generally on wall is distant from PLC control cabinet 10, causes to field adjustable personnel not
PLC control cabinet debugging mode can be observed in time, the efficiency of debugging efforts is reduced, so as to influence debugging process and result.
Meanwhile, in the automatically controlled debugging process of actual industrial production line, the electric-control system at production line scene is usually operated at environment
The higher place of temperature.PLC control cabinet 10 enters after normal work, and all components are due to work generation heat waste in cabinet 11
Consumption, is dispersed in cabinet 11 so that higher temperature is produced in cabinet 11, and PLC control cabinet 10 can not rely on itself cabinet table
Area is effectively radiated.The average maximum operating temperature that the most of device installed in cabinet is born is general 45~50
DEG C, once cabinet body temperature exceedes average maximum operating temperature, PLC control cabinet 10 will send alarm signal, while also to device
Part produces a certain degree of damage, and serious even directly damages whole PLC control cabinet 10, is made troubles to field control work
Also result in corresponding economic loss simultaneously, it is therefore desirable to implement a kind of to arranging that the thermal losses of PLC control cabinet 10 is effectively radiated
Apply to solve the problem.
Utility model content
The utility model can not be to machine for PLC control cabinet of the prior art for the utility model of the prior art
Thermal losses in cabinet is effectively radiated and causes machine in-cabinet temperature to exceed average maximum operating temperature, so as to cause to damage to device
Bad defect, it is therefore intended that a kind of PLC control cabinet that can be to the effective heat sinking function of switch board offer is provided, PLC controls are improved
The practicality of cabinet.
Realizing the technical scheme of above-mentioned purpose is：
Car body welding producing line of the present utility model PLC electrical control cabinets, working power is provided by TN-S electric power systems,
The PLC control cabinet, which has on rear side of a cabinet, the cabinet, has a mainboard, and the cabinet has in side plate, the mainboard
Surface is provided with a disconnecting switch；Live wire input, zero line input and the ground protection line end of the disconnecting switch respectively with
Three-phase firewire, zero line and the electrical connection of ground protection line of the TN-S electric power systems, the side plate is provided with an opening, the opening
Place's card sets an air-conditioning；
The power input of the air-conditioning and any fire wire output end of three fire wire output ends of the disconnecting switch are electrically connected
Connect, the power output end of the air-conditioning is electrically connected with the zero line output end of the disconnecting switch, the ground protection end of the air-conditioning
Electrically connected with the ground protection line output terminal of the disconnecting switch.
The cabinet has a top plate, the first door limiting that the top plate inner surface is opened and closed provided with a control air-conditioning
Switch；
The Enable Pin of the air-conditioning is electrically connected in series with first door limit switch.
The PLC control cabinet has a lighting unit, and the lighting unit has a photograph for being located at the top plate inner surface
The second door limit switch located at the top plate inner surface that bright lamp and a control illuminating lamp are opened and closed；
The illuminating lamp is electrically connected in series with second door limit switch.
The lighting unit is electrically connected with air-conditioning parallel connection；
The lighting unit input is the illuminating lamp input, is electrically connected with the power input of the air-conditioning, institute
Lighting unit output end is stated for the second door limit switch output end, is electrically connected with the zero line output end of the disconnecting switch；
Or, the input of the lighting unit is the input of second door limit switch, the power input with the air-conditioning
Electrical connection, the output end of the lighting unit is the output end of the illuminating lamp, the zero line output end electricity with the disconnecting switch
Connection；
The ground protection line output terminal of the illuminating lamp is electrically connected with the ground protection line output terminal of the disconnecting switch.
The mainboard inner surface of the cabinet is provided with the first breaker of a separately protected air-conditioning；
First breaker is electrically connected in series with the air-conditioning, and the live wire input of first breaker is kept apart with described
The fire wire output end electrically connected with the power input of the air-conditioning the electrical connection in the Central Shanxi Plain, the zero line input of first breaker
End is electrically connected with the zero line output end of the disconnecting switch, the fire wire output end of first breaker and the power supply of the air-conditioning
Input is electrically connected, and the zero line output end of first breaker is electrically connected with the zero line output end of the disconnecting switch.
Second breaker of the mainboard inner surface of the cabinet provided with a protection lighting unit, second open circuit
The live wire input of device is electrically connected with the fire wire output end electrically connected with the power input of the air-conditioning in the disconnecting switch
Connect, the zero line input of No. second device is electrically connected with the zero line output end of the disconnecting switch；Second breaker
Fire wire output end is electrically connected with the input of the lighting unit, and the zero line output end of second breaker keeps apart with described
The zero line output end electrical connection of pass.
The air-conditioning is the air-conditioning with condenser/evaporator.
The main panel of the cabinet is provided with some rows guide rail for mounting related components parallel with the top plate.
Positive effect of the present utility model is：
Car body welding producing line of the present utility model PLC electrical control cabinets, by being provided with air-conditioning on the side plate of cabinet,
The thermal losses produced during to being worked in PLC control cabinet due to all components carries out radiating treatment, by mean temperature in switch board
Within the specific limits, so as to extend the service life of switch board, so as to greatly enhance the practicality of PLC control cabinet.
The technique effect of design of the present utility model, concrete structure and generation is made furtherly below with reference to accompanying drawing
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
Brief description of the drawings
Fig. 1 is car body welding producing line PLC electrical control cabinet structural representations in the prior art；
Fig. 2 is car body welding producing line general arrangement schematic in PLC electrical control cabinet cabinets in the prior art；
Fig. 3 is illustrated for car body welding producing line in the prior art with guide rail power circuit electrical connection in PLC electrical control cabinets
Figure；
Fig. 4 is the utility model car body welding producing line PLC electrical control cabinet structural representations；
Fig. 5 is the utility model car body welding producing line general arrangement schematic in PLC electrical control cabinet cabinets；
Fig. 6 is the circuit connection schematic diagram of the utility model car body welding producing line PLC electrical control cabinets.
Embodiment
With reference to Fig. 4, Fig. 5 and Fig. 6, car body welding producing line of the present utility model is carried out with PLC electrical control cabinets
Detailed description.
It is the car body welding producing line PLC electrical control cabinets 20 of the present embodiment, PLC controls with reference to Fig. 4, Fig. 5 and Fig. 6
Cabinet 20 has cabinet 21, disconnecting switch 22, air-conditioning 23, socket 24, lighting unit 25, protective cover, the first breaker 26 and second
Breaker 27, wherein, disconnecting switch 22 provides working power, control PLC control with TN-S electric power systems to whole PLC control cabinet 20
The disconnection and connection of power supply in cabinet 10 processed in all component circuits.First breaker 26 and the second breaker 27 have to electricity
Device in road in leakage current test and the function of judging, protection circuit causes to damage from the situation such as electric leakage or overload.
The left and right of the cabinet 21 of PLC control cabinet 20 is respectively equipped with side plate, be respectively equipped with before and after cabinet 21 front door and
Top plate and bottom plate are respectively equipped with above and below mainboard, cabinet 21, is electrically connected between front door and side plate via hinge.The side of cabinet 21
Plate is provided with an opening, and the opening on side plate sets air-conditioning 23 on side plate outer surface, and the power input of air-conditioning 23 is with isolating
Any fire wire output end electrical connection of three fire wire output ends of switch 22, the power output end of air-conditioning 23 and the zero of disconnecting switch 22
Line output terminal is electrically connected, and the ground protection end of air-conditioning 23 is electrically connected with the ground protection line output terminal of disconnecting switch 22.Cabinet 21
Top plate inner surface be provided with the first door limit switch, the Enable Pin of air-conditioning 23 is electrically connected in series with the first door limit switch.The
The effect of one door limit switch is realized when front door is closed, and air-conditioning 23 opens work, interior to PLC control cabinet 20 due to all members
The thermal losses that device work is produced carries out radiating treatment so that the in-cabinet temperature of PLC control cabinet 20 is kept within the specific limits, control
45~50 DEG C of the average maximum operating temperature that mean temperature can be born in most of component in PLC control cabinet 20；Work as front door
During unlatching, air-conditioning 23 is stopped, no longer to being radiated in cabinet, heat and cabinet outer air flow in cabinet after being opened using front door
Logical radiating, reaches the effect of energy-conserving and environment-protective.The main board lead rail of the cabinet 21 of PLC control cabinet 20 is provided with the first breaker 26, the
The live wire input of one breaker 26 and the fire wire output end electrically connected with the power input of air-conditioning 23 the electricity in disconnecting switch 22
Connection, the zero line input of the first breaker 26 is electrically connected with the zero line output end of disconnecting switch 22, the fire of the first breaker 26
Line output terminal is electrically connected with the power input of air-conditioning 23, the zero line output end of the first breaker 26 and the zero line of disconnecting switch 22
Output end is electrically connected.Air-conditioning 23 is electrically connected in series with the first breaker 26.
In one preferred embodiment, socket 24 is provided with the front door outer surface of cabinet 21, socket 24 is Three-hole socket, three holes
First hole of socket is electrically connected with any fire wire output end in three fire wire output ends of disconnecting switch 22, the second hole of Three-hole socket
Electrically connected with the zero line output end of disconnecting switch 22, the 3rd hole of Three-hole socket and the ground protection line output terminal of disconnecting switch 22
Electrical connection, so that socket 24 can provide 220V working power to the external equipment being electrically connected therewith.Cut with scissors on socket 24
Protective cover is connected to, protective cover is used to provide high-tension electricity anti-tactile protection to socket 24, and safer work is provided to field personnel
Make environment.
Lighting unit 25 is provided with cabinet 21, lighting unit 25 has the illuminating lamp of the top plate inner surface located at cabinet 21
251 and the second door limit switch of top plate inner surface 252 located at cabinet 21, the door limit switch 252 of illuminating lamp 251 and second is connected
Electrical connection.The main board lead rail of the cabinet 21 of PLC control cabinet 20 is provided with the second breaker 27, and lighting unit 25 is in parallel with socket 24
It is electrically connected in series after electrical connection with the second breaker 27.The live wire input of second breaker 27 with disconnecting switch 22 with sky
Adjust the fire wire output end electrical connection of 23 power input electrical connection, zero line input and the disconnecting switch 22 of the second breaker 27
The electrical connection of zero line output end, the fire wire output end of the second breaker 27 electrically connects with the input of lighting unit 25, and second is disconnected
The zero line output end of road device 27 is electrically connected with the zero line output end of disconnecting switch 22.The input of lighting unit 25 is illuminating lamp
251 input, is electrically connected with the fire wire output end of the second breaker 27, and the output end of illuminating lamp 25 is the second door limit switch
252, electrically connected with the zero line output end of disconnecting switch 22；Or, the input of lighting unit 25 is the second door limit switch 252
Input, electrically connected with the fire wire output end of the second breaker 27, the output end of lighting unit 25 is the output of illuminating lamp 251
End, is electrically connected with the zero line output end of disconnecting switch 22.Second breaker 27 is realized to be entered to socket 24 and lighting unit 25 simultaneously
Row protection, prevents socket 24 and lighting unit 25 from standing up the situation such as electric leakage or overload in circuit and being damaged.Second thresholding
The effect of bit switch 252 is that illuminating lamp 251 is lighted when opening front door；When closing front door, illuminating lamp 251 extinguishes, and plays
The internal debugging of PLC control cabinet 20 is carried out to live cabinet commissioning staff, and illuminating effect is provided.When the front door for opening PLC control cabinet 20
Plate is carried out in debugging process, when the situation that can not continue charging occurs in the charging external equipment electrically connected with socket 24, if now
Illuminating lamp 251 is still lighted, then have be due to as far as possible very much external equipment itself damage reason, if illuminating lamp 251 extinguishes,
It is most likely due to while protecting the second breaker 27 of socket 24 and lighting unit 25 to detect socket 24 and lighting unit
The situation such as generation electric leakage or overload in circuit where 25, and circuit is so as to protect socket where causing the disconnection of the second breaker 27
24 and the reason of lighting unit 25.If illuminating lamp 251 extinguishes, but socket 24 is continued to charging external equipment, then explanation is to shine
Bright lamp 251 is damaged.So as to the exception occurred between the two by the illuminating lamp 251 in socket 24 and lighting unit 25, soon
Speed and effectively abnormal conditions are judged, improve the efficiency of breakdown judge, facilitate staff carry out scene investigation and
Solve failure problems.
Air-conditioning 23 be electrically connected in series with the first breaker 26 after respectively with the second breaker 27, socket 24 and lighting unit 25
Parallel connection electrical connection.The separately protected place circuit of air-conditioning 23 of first breaker 26 so that air-conditioning 23 is from due to electric leakage or overload etc.
Situation produces damage.It is real by will be electrically connected in series after socket 24 and the electrical connection in parallel of lighting unit 25 with the second breaker 27
Existing second breaker 27 in two parallel circuits of socket 24 and lighting unit 25 to occurring to protect while the situation such as electric leakage or overload
Protect, effect of the equipment such as computer and illuminating lamp 252 of the staff for the debugging that keeps the scene intact from damage.
Car body welding producing line of the present utility model is with PLC electrical control cabinet operation principles：
Car body welding producing line of the present utility model PLC electrical control cabinets 20, in the side plate with opening of cabinet 21
Air-conditioning 23 is provided with, the Enable Pin of air-conditioning 23 is electrically connected in series with first door limit switch, opened by the first door limiting
Close and realize that air-conditioning 23 opens work when the front door of cabinet 21 is closed, it is interior to PLC control cabinet 20 because all components work
When the thermal losses that produces carry out in radiating treatment, switch board mean temperature within the specific limits, so as to extend making for switch board
Use the life-span.When the front door of cabinet 21 is opened, air-conditioning 23 is stopped, no longer to being radiated in cabinet, so as to reach energy-conservation
The effect of environmental protection.The air-conditioning uses the air-conditioning with condenser/evaporator, by condenser/evaporator to air in PLC control cabinet 20
Condensation and vaporization cycle alternate treatment are carried out, the problem of radiating in cabinet and solve common air-conditioning leak is reached, it is ensured that cabinet
Dry and safety.By being provided in the front door outer surface of cabinet 21 provided with socket 24 there is provided the external equipment being electrically connected
220V working powers.The second breaker 27 is electrically connected between socket 14 and disconnecting switch 22, the second breaker 27 is used to protect
Socket 24 caused by circuit electric leakage or overload etc. from due to damaging, so as to provide safer 220V electricity to external equipment
Source.Lighting unit 25 is provided with cabinet 21 simultaneously, when opening the front door, illuminating lamp 251 is lighted；When the closing front door
During plate, illuminating lamp 251 extinguishes, and plays and carries out the internal debugging of PLC control cabinet 20 offer illuminating effect to live cabinet commissioning staff.
When front door described in opening PLC control cabinet 20 is debugged：If illuminating lamp 251 is lighted, but socket 24 does not continue to set to external
Standby charging, then it is due to reason that external equipment itself is damaged as far as possible to have very much；If illuminating lamp 251 extinguishes, and socket 24 not after
Continue to charging external equipment, being then most likely due to the situations such as the circuit of socket 24 generation electric leakage or overload causes described second to break
The reason of circuit where road device 27 disconnects；If illuminating lamp 151 extinguishes, but socket 24 continues to charging external equipment, then illustrate
It is that illuminating lamp 251 is damaged.So as to the exception occurred between the two by lighting unit 25 and socket 24, quickly and efficiently
Abnormal conditions are judged, the efficiency of breakdown judge is improved, facilitates staff to carry out scene investigation and is asked with solving failure
Topic, so as to greatly enhance the practicality of PLC control cabinet 20.
Each preferred embodiment of the present utility model described in detail above.It should be appreciated that the ordinary skill of this area
Personnel just can make many modifications and variations without creative work according to design of the present utility model.Therefore, all this technologies
Technical staff passes through logic analysis, reasoning or limited on the basis of existing technology according to design of the present utility model in field
Available technical scheme is tested, all should be in the protection domain being defined in the patent claims.
Claims (8)
1. a kind of car body welding producing line PLC electrical control cabinets, working power, the PLC controls are provided by TN-S electric power systems
Cabinet processed, which has on rear side of a cabinet, the cabinet, has a mainboard, and the cabinet has side plate, and the mainboard inner surface is provided with
One disconnecting switch, three live wire inputs, zero line input and the ground protection line end of the disconnecting switch respectively with the TN-S
Three-phase firewire, zero line and the electrical connection of ground protection line of electric power system, it is characterised in that the side plate is described provided with an opening
Card sets an air-conditioning at opening；
The power input of the air-conditioning is electrically connected with any fire wire output end of three fire wire output ends of the disconnecting switch, institute
The power output end of air-conditioning is stated to electrically connect with the zero line output end of the disconnecting switch, the ground protection end of the air-conditioning with it is described
The ground protection line output terminal electrical connection of disconnecting switch.
2. car body welding producing line as claimed in claim 1 PLC electrical control cabinets, it is characterised in that the cabinet has
One top plate, the first door limit switch that the top plate inner surface is opened and closed provided with a control air-conditioning；
The Enable Pin of the air-conditioning is electrically connected in series with first door limit switch.
3. car body welding producing line as claimed in claim 2 PLC electrical control cabinets, it is characterised in that the PLC control cabinet
With a lighting unit, the lighting unit has one located at the illuminating lamp of the top plate inner surface and a control illuminating lamp
The second door limit switch located at the top plate inner surface opened and closed；
The illuminating lamp is electrically connected in series with second door limit switch.
4. car body welding producing line as claimed in claim 3 PLC electrical control cabinets, it is characterised in that the lighting unit
Electrically connected with air-conditioning parallel connection；
The lighting unit input is the illuminating lamp input, is electrically connected with the power input of the air-conditioning, described to shine
Bright unit output end is the second door limit switch output end, is electrically connected with the zero line output end of the disconnecting switch；Or,
The input of the lighting unit is the input of second door limit switch, is electrically connected with the power input of the air-conditioning
Connect, the output end of the lighting unit is the output end of the illuminating lamp, is electrically connected with the zero line output end of the disconnecting switch；
The ground protection line output terminal of the illuminating lamp is electrically connected with the ground protection line output terminal of the disconnecting switch.
5. car body welding producing line as claimed in claim 4 PLC electrical control cabinets, it is characterised in that
The mainboard inner surface of the cabinet is provided with the first breaker of a separately protected air-conditioning；
First breaker is electrically connected in series with the air-conditioning, in the live wire input and the disconnecting switch of first breaker
Electrically connected with the power input of the air-conditioning fire wire output end electrical connection, the zero line input of first breaker with
The zero line output end electrical connection of the disconnecting switch, the fire wire output end of first breaker and the power input of the air-conditioning
End electrical connection, the zero line output end of first breaker is electrically connected with the zero line output end of the disconnecting switch.
6. car body welding producing line as claimed in claim 5 PLC electrical control cabinets, it is characterised in that the master of the cabinet
Second breaker of the plate inner surface provided with a protection lighting unit；
The live wire input of second breaker and being electrically connected with the power input of the air-conditioning in the disconnecting switch
Fire wire output end electrical connection, the zero line input of second breaker is electrically connected with the zero line output end of the disconnecting switch
Connect；The fire wire output end of second breaker is electrically connected with the input of the lighting unit, and the zero of first breaker
Line output terminal is electrically connected with the zero line output end of the disconnecting switch.
7. car body welding producing line as claimed in claim 6 PLC electrical control cabinets, it is characterised in that the air-conditioning is tool
There is the air-conditioning of condenser/evaporator.
8. car body welding producing line as claimed in claim 7 PLC electrical control cabinets, it is characterised in that the master of the cabinet
Panel is provided with some rows guide rail for mounting related components parallel with the top plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621178234.6U CN206402606U (en) | 2016-11-03 | 2016-11-03 | Car body welding producing line PLC electrical control cabinets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621178234.6U CN206402606U (en) | 2016-11-03 | 2016-11-03 | Car body welding producing line PLC electrical control cabinets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206402606U true CN206402606U (en) | 2017-08-11 |
Family
ID=59507507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621178234.6U Active CN206402606U (en) | 2016-11-03 | 2016-11-03 | Car body welding producing line PLC electrical control cabinets |
Country Status (1)
| Country | Link |
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| CN (1) | CN206402606U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107946978A (en) * | 2017-12-08 | 2018-04-20 | 李志浩 | Power distribution cabinet with dedusting and radiator structure |
-
2016
- 2016-11-03 CN CN201621178234.6U patent/CN206402606U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107946978A (en) * | 2017-12-08 | 2018-04-20 | 李志浩 | Power distribution cabinet with dedusting and radiator structure |
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