CN104698920A - Direct digital control (DDC) cabinet - Google Patents
Direct digital control (DDC) cabinet Download PDFInfo
- Publication number
- CN104698920A CN104698920A CN201510053983.XA CN201510053983A CN104698920A CN 104698920 A CN104698920 A CN 104698920A CN 201510053983 A CN201510053983 A CN 201510053983A CN 104698920 A CN104698920 A CN 104698920A
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- ddc
- internal wiring
- ddc controller
- wiring groove
- input
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2638—Airconditioning
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Switch Cases, Indication, And Locking (AREA)
- Distribution Board (AREA)
Abstract
The invention discloses a DDC cabinet. The DDC cabinet comprises a DDC, a DDC output wire bank, a DDC input wire bank, a first external device wire inlet slot, a second external device wire inlet slot, a first internal wiring groove and a second internal wiring groove. The DDC output wire bank is arranged at a first end of the DDC and comprises an external device input terminal. The first external device wire inlet slot is formed in the outside of the DDC output wire bank, the second external device wire inlet slot is formed in the outside of the DDC input wire bank, the first internal wiring groove is formed between the DDC output wire bank and the first end of the DDC, and the second internal wiring groove is formed between the DDC input wire bank and the second end of the DDC along the DDC input wire bank extension direction. The DDC cabinet is reasonable and compact in arrangement, convenient to wire and capable of facilitating site wire arrangement for debugging workers and reducing the wiring error rate.
Description
Technical field
The present invention relates to control 100,000 field, in particular to a kind of DDC switch board.
Background technology
Along with the popularization of national green energy saving building, the energy-saving benefit that central air-conditioning energy-saving system is brought is considerable.In central air conditioner system controls, send instructions to DDC (direct data control) controller under human-computer interaction interface, DDC controller issues order-driven equipment and runs, and running status feeds back to human-computer interaction interface by DDC controller.In this implementation, DDC controller and equipment control cabinet closely cooperate, and slitless connection carries out transfer realization by DDC switch board.
But because central air conditioner HVAC systems engineering large-scale now control is counted more, switch board cabinet is large, and wiring workload is huge, and switch board design is unreasonable and wiring irregularities causes error rate higher, and wiring misarrangement difficulty is larger.The time that the personnel that consume are a large amount of and energy.
Summary of the invention
There is provided in the embodiment of the present invention a kind of volume little, be convenient to winding displacement, engineering connection error rate can be reduced, DDC switch board that wiring efficiency is high.
For solving the problems of the technologies described above, the embodiment of the present invention provides a kind of DDC switch board, comprising: DDC controller; The output connection of DDC controller is arranged, and is arranged on the first end of DDC controller, comprises external unit input terminal; DDC controller input wires is arranged, and is arranged on the second end of DDC controller, comprises external unit lead-out terminal; First external unit inlet wire groove, the bearing of trend along DDC controller output connection row is arranged on the outside of DDC controller output connection row; Second external unit inlet wire groove, the bearing of trend along DDC controller input wires row is arranged on the outside of DDC controller input wires row; First internal wiring groove, the bearing of trend along DDC controller output connection row is arranged between DDC controller output connection row and the first end of DDC controller; Second internal wiring groove, the bearing of trend along DDC controller input wires row is arranged between DDC controller input wires row and the second end of DDC controller; Input/output module, DDC controller is connected with external unit input terminal and external unit lead-out terminal by the output terminal of input/output module, connection electric wire between the output terminal of connection input/output module and external unit input terminal is through the first internal wiring groove, and the connection electric wire between the input end of connection input/output module and external unit lead-out terminal is through the second internal wiring groove.
As preferably, DDC switch board also comprises: the 3rd external unit inlet wire groove, be positioned at the outside of the line of the first end of DDC controller output connection row and the first end of DDC controller input wires row, and the two ends of the 3rd external unit inlet wire groove are communicated with the first end of the second external unit inlet wire groove with the first end of the first external unit inlet wire groove respectively; 4th external unit inlet wire groove, be positioned at the outside of the line of second end of DDC controller output connection row and second end of DDC controller input wires row, and the two ends of the 4th external unit inlet wire groove are communicated with the second end of the second external unit inlet wire groove with the second end of the first external unit inlet wire groove respectively.
As preferably, DDC controller output connection row and DDC controller input wires are formed with first area between arranging, DDC controller and multiple input/output module is provided with in first area, DDC controller and the plurality of input/output module are arranged to a line, and the side of the first end of the close DDC controller output connection row of first area is provided with the 3rd internal wiring groove, the two ends of the 3rd internal wiring groove are communicated with the second internal wiring groove with the first internal wiring groove respectively; The side of the first end away from DDC controller output connection row of first area is provided with the 4th internal wiring groove, and the two ends of the 4th internal wiring groove are communicated with the second internal wiring groove with the first internal wiring groove respectively.
As preferably, DDC controller output connection row and DDC controller input wires are also formed with the multiple second areas be arranged side by side with first area between arranging, be provided with a 5th internal wiring groove between adjacent two second areas, the two ends of the 5th internal wiring groove are communicated with the second internal wiring groove with the first internal wiring groove respectively.
As preferably, at least one second area, be provided with auxiliary reclay, and/or be provided with multiple input/output module at least one second area.
As preferably, input port or the output port of the multiple input/output modules in second area are all positioned at the same side, and auxiliary reclay is positioned at the side of the output port of input/output module, the connection electric wire of auxiliary reclay between the output port of input/output module is arranged in auxiliary reclay that the 5th internal wiring groove between input/output module.
As preferably, a second area is provided with air switch, DDC controller output connection row also comprises mains supply terminal and communication terminal, and the connection electric wire between air switch and mains supply terminal is arranged on the first internal wiring groove and is close in the 5th internal wiring groove of second area side.
As preferably, this second area is also provided with the Switching Power Supply be connected with air switch; DDC controller output connection row also comprises the DC power supply terminal of powering to the periphery, being arranged at least partially in the first internal wiring groove of the connection electric wire of Switching Power Supply and DC power supply terminal.
As preferably, this second area is also provided with transformer and fuse, and DDC controller output connection row also comprises the ac power supply terminal that equipment is powered in cabinet.
As preferably, this second area is also provided with the 6th internal wiring groove away from the side of the first end that the output connection of DDC controller is arranged, and transformer is arranged in the 6th internal wiring groove and the first internal wiring groove by the connection electric wire of fuse and ac power supply terminal.
As preferably, DDC switch board also comprises the first opening being positioned at the 3rd external unit inlet wire groove side and the second opening being positioned at the 4th external unit inlet wire groove side.
The present invention has two line banks, thus the input and output number of whole DDC switch board is divided into both sides, independent; Also have multiple wire casing, thus, the orientation that can realize equipment input and output connection divides; Above-mentioned multiple wire casing can by more meticulous for the wiring of both sides line bank regular division, thus realize input, the direct one_to_one corresponding of outgoing side wiring and corresponding port, wire rod is avoided to intersect unordered, thus make DDC switch board rational and compact in the present invention, easy-to-connect and rule, facilitate the on-the-spot winding displacement of commissioning staff, reduce wiring error rate.
Accompanying drawing explanation
Fig. 1 is the schematic layout pattern of the DDC switch board of the embodiment of the present invention;
Fig. 2 is the structure fabric intention of the DDC switch board of the embodiment of the present invention;
Fig. 3 is the electrical schematic diagram of transformer, Switching Power Supply, fuse and air switch.
Description of reference numerals:
1, DDC controller; 2, DDC controller output connection row; 3, external unit input terminal; 4, DDC controller input wires row; 5, external unit lead-out terminal; 6, the first external unit inlet wire groove; 7, the second external unit inlet wire groove; 8, the first internal wiring groove; 9, the second internal wiring groove; 10, input/output module; 11, the 3rd external unit inlet wire groove; 12, the 4th external unit inlet wire groove; 13, first area; 14, the 3rd internal wiring groove; 15, the 4th internal wiring groove; 16, second area; 17, the 5th internal wiring groove; 18, auxiliary reclay; 19, air switch; 20, mains supply terminal; 21, communication terminal; 22, Switching Power Supply; 23, DC power supply terminal; 24, transformer; 25, fuse; 26, ac power supply terminal; 27, the 6th internal wiring groove; 28, the first opening; 29, the second opening; 30, socket.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail, but not as a limitation of the invention.
Please refer to Fig. 1 to Fig. 3, the invention provides a kind of DDC switch board, comprising: DDC controller 1; DDC controller output connection row 2, is arranged on the first end of DDC controller 1, comprises external unit input terminal 3; DDC controller input wires row 4, is arranged on the second end of DDC controller 1, comprises external unit lead-out terminal 5; First external unit inlet wire groove 6, the bearing of trend along DDC controller output connection row 2 is arranged on the outside of DDC controller output connection row 2; Second external unit inlet wire groove 7, the bearing of trend along DDC controller input wires row 4 is arranged on the outside of DDC controller input wires row 4; First internal wiring groove 8, the bearing of trend along DDC controller output connection row 2 is arranged between DDC controller output connection row 2 and the first end of DDC controller 1; Second internal wiring groove 9, the bearing of trend along DDC controller input wires row 4 is arranged between DDC controller input wires row 4 and the second end of DDC controller 1; Input/output module 10, DDC controller 1 is connected with external unit input terminal 3 and external unit lead-out terminal 5 by the output terminal of input/output module 10, connect the output terminal of input/output module 10 (such as, digital output end and/or analog output) and external unit input terminal 3 between connection electric wire through the first internal wiring groove 8, connection electric wire between the input end (such as, digital input end and/or analog input end) of connection input/output module 10 and external unit lead-out terminal 5 is through the second internal wiring groove 9.
Wherein, the various wire casings (such as, the first external unit inlet wire groove 6, second external unit inlet wire groove 7, first internal wiring groove 8 and the second internal wiring groove 9 etc.) in the present invention are each equipment connection cable tray; Line bank (such as, DDC controller output connection row 2 and DDC controller input wires row 4 etc.) be peripherals wiring introduce internal unit wiring or in defend bridge between equipment wiring; The function that DDC controller 1 has transmitting order to lower levels and takes orders, DDC controller 1 device can to peripherals transmitting order to lower levels and the running status that can read peripherals by input/output module 10.
The present invention has two line banks (such as, DDC controller output connection row 2 and DDC controller input wires row 4 etc.), thus the input and output number of whole DDC switch board is divided into both sides, independent; Also have multiple wire casing (such as, the first external unit inlet wire groove 6, second external unit inlet wire groove 7, first internal wiring groove 8 and the second internal wiring groove 9 etc.), thus, the orientation that can realize equipment input and output connection divides; Above-mentioned multiple wire casing can by more meticulous for the wiring of both sides line bank regular division, thus realize input, the direct one_to_one corresponding of outgoing side wiring and corresponding port, wire rod is avoided to intersect unordered, thus make DDC switch board rational and compact in the present invention, easy-to-connect and rule, facilitate the on-the-spot winding displacement of commissioning staff, reduce wiring error rate, improve wiring efficiency, have the advantages that structure is simple, cost is low.
Preferably, DDC switch board also comprises: the 3rd external unit inlet wire groove 11, be positioned at the outside of the line of the first end of DDC controller output connection row 2 and the first end of DDC controller input wires row 4, and the two ends of the 3rd external unit inlet wire groove 11 are communicated with the first end of the second external unit inlet wire groove 7 with the first end of the first external unit inlet wire groove 6 respectively; 4th external unit inlet wire groove 12, be positioned at the outside of the line of second end of DDC controller output connection row 2 and second end of DDC controller input wires row 4, and the two ends of the 4th external unit inlet wire groove 12 are communicated with the second end of the second external unit inlet wire groove 7 with the second end of the first external unit inlet wire groove 6 respectively.
Preferably, DDC controller output connection row 2 and DDC controller input wires are formed with first area 13 between arranging 4, DDC controller 1 and multiple input/output module 10 is provided with in first area 13, DDC controller 1 and the plurality of input/output module 10 are arranged to a line, and the two ends that the side of the first end of the close DDC controller output connection row 2 of first area 13 is provided with the 3rd internal wiring groove the 14, three internal wiring groove 14 are communicated with the second internal wiring groove 9 with the first internal wiring groove 8 respectively; The two ends that the side of first end away from DDC controller output connection row 2 of first area 13 is provided with the 4th internal wiring groove the 15, four internal wiring groove 15 are communicated with the second internal wiring groove 9 with the first internal wiring groove 8 respectively.
Preferably, DDC controller output connection row 2 and DDC controller input wires arrange the multiple second areas 16 being also formed with between 4 and being arranged side by side with first area 13, the two ends being provided with the 5th internal wiring groove the 17, a five internal wiring groove 17 between adjacent two second areas 16 are communicated with the second internal wiring groove 9 with the first internal wiring groove 8 respectively.
Preferably, at least one second area, be provided with auxiliary reclay 18, and/or at least one second area, be provided with multiple input/output module 10.It is open or close that peripherals reads by auxiliary reclay 18 order that DDC control device issues.In one embodiment, the upper end of DDC controller 1 and input/output module 10 is input port, often arrange above DDC controller and input/output module 10 and have the 3rd internal wiring groove 14 and the 5th internal wiring groove 17 respectively, again to the second internal wiring groove 9, can directly be connected into equipment output end mouth, during wiring, only need to identify accordingly to be connected.In one embodiment, numeral output/modulating output port the lower zone of DDC controller 1 and input/output module 10 is placed with auxiliary reclay 18, the number of auxiliary reclay 18 and upper area numeral export/port number one_to_one corresponding, two regions directly can complete wiring by the 5th middle internal wiring groove 17, and layout is directly perceived simply again.
Preferably, input port or the output port of the multiple input/output modules 10 in second area are all positioned at the same side, and auxiliary reclay 18 is positioned at the side of the output port of input/output module 10, the connection electric wire of auxiliary reclay 18 between the output port of input/output module 10 is arranged in auxiliary reclay 18 that the 5th internal wiring groove 17 between input/output module 10.
Preferably, please refer to Fig. 3, a second area 16 is provided with air switch 19, DDC controller output connection row 2 also comprises mains supply terminal 20 and communication terminal 21, and the connection electric wire between air switch 19 and mains supply terminal 20 is arranged on the first internal wiring groove 8 and is close in the 5th internal wiring groove 17 of second area 16 side.When transshipping appears in air switch 19 equipment in DDC switch board, shield.Especially, mains supply terminal 20 is for introducing 200V civil power, and communication terminal 21 is connected with the PORT COM of DDC controller 1, for communication.
Preferably, please refer to Fig. 3, this second area 16 is also provided with the Switching Power Supply 22 be connected with air switch 19; DDC controller output connection row 2 also comprises the DC power supply terminal 23 of powering to the periphery, being arranged at least partially in the first internal wiring groove 8 of the connection electric wire of Switching Power Supply 22 and DC power supply terminal 23.Equipment in Switching Power Supply 22 pairs of DDC switch boards is powered.Such as, please refer to Fig. 1 and Fig. 2, zero line N, the live wire L of air switch 19 access DC power supply terminal 23 by the 5th internal wiring groove 17 above it and the first internal wiring groove 8, connect with civil power 220V.
Preferably, this second area 16 is also provided with transformer 24 and fuse 25, DDC controller output connection row 2 also comprises the ac power supply terminal 26 that equipment in cabinet powers.When transshipping appears in fuse 25 equipment in DDC switch board, shield.Equipment in transformer 24 pairs of DDC switch boards is powered.
Preferably, this second area 16 is also provided with the 6th internal wiring groove 27 away from the side of first end of DDC controller output connection row 2, and transformer 24 is arranged in the 6th internal wiring groove 27 and the first internal wiring groove 8 by the connection electric wire of fuse 25 and ac power supply terminal 26.Preferably, Switching Power Supply 22 exports the direct current of positive and negative 24V, two Wiring ports of its DC24V+ and DC24V-access DC power supply terminal 23, for powering to periphery as the sensor power of direct current 24V by the 6th internal wiring groove 27 and the first internal wiring groove 8.Preferably, transformer 24 exports AC24V and AC0V, and these two outputs are connected with ac power supply terminal 26 with the first internal wiring groove 8 respectively by a fuse 25, the 6th internal wiring groove 27, power for the DDC equipment in DDC switch board of the present invention.
Preferably, DDC switch board also comprises socket 30, is connected with the output terminal of air switch 19, and is arranged in same second area 16 with transformer 24.
Air switch 19 and fuse 25 constitution equipment components and parts protective device, Switching Power Supply 22 and transformer 24 form electric supply installation, and the two to provide the foundation guarantee for reliability service of the present invention, facilitates commissioning staff to power to commissioning device.Socket 30, Switching Power Supply 22, transformer 24 zero, fire-wire interfaces directly and zero of air switch 19, fire-wire interfaces connects.
Preferably, DDC switch board also comprises the first opening 28 being positioned at the 3rd external unit inlet wire groove 11 side and the second opening 29 being positioned at the 4th external unit inlet wire groove 12 side.Preferably, the large I of the first opening 28 and the second opening 29 adjusts according to physical cabling quantity.Peripherals introduces the left side of DDC controller output connection row 2 in left side and the right side of the DDC controller input wires row 4 on right side respectively from the 3rd external unit inlet wire groove 11 and the first external unit inlet wire groove 6, second external unit inlet wire groove 7 by the first opening 28.The inlet wire of the second opening 29 introduces the left side of DDC controller output connection row 2 in left side and the right side of the DDC controller input wires row 4 on right side by the 4th external unit inlet wire groove 12 and the first external unit inlet wire groove 6, second external unit inlet wire groove 7.
Certainly, be more than the preferred embodiment of the present invention.It should be pointed out that for those skilled in the art, under the prerequisite not departing from its general principles, can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (11)
1. a DDC switch board, is characterized in that, comprising:
DDC controller (1);
DDC controller output connection row (2), is arranged on the first end of described DDC controller (1), comprises external unit input terminal (3);
DDC controller input wires row (4), is arranged on the second end of described DDC controller (1), comprises external unit lead-out terminal (5);
First external unit inlet wire groove (6), the bearing of trend along described DDC controller output connection row (2) is arranged on the outside of described DDC controller output connection row (2);
Second external unit inlet wire groove (7), the bearing of trend along described DDC controller input wires row (4) is arranged on the outside of described DDC controller input wires row (4);
First internal wiring groove (8), the bearing of trend along described DDC controller output connection row (2) is arranged between described DDC controller output connection row (2) and the first end of described DDC controller (1);
Second internal wiring groove (9), the bearing of trend along described DDC controller input wires row (4) is arranged between described DDC controller input wires row (4) and the second end of described DDC controller (1);
Input/output module (10), described DDC controller (1) is connected with described external unit input terminal (3) and described external unit lead-out terminal (5) by the output terminal of described input/output module (10), connection electric wire between the output terminal of connection input/output module (10) and described external unit input terminal (3) is through described first internal wiring groove (8), connection electric wire between the input end of connection input/output module (10) and described external unit lead-out terminal (5) is through described second internal wiring groove (9).
2. DDC switch board according to claim 1, is characterized in that, described DDC switch board also comprises:
3rd external unit inlet wire groove (11), be positioned at the outside of the line of the first end of described DDC controller output connection row (2) and the first end of described DDC controller input wires row (4), and the two ends of described 3rd external unit inlet wire groove (11) are communicated with the first end of described second external unit inlet wire groove (7) with the first end of described first external unit inlet wire groove (6) respectively;
4th external unit inlet wire groove (12), be positioned at the outside of the line of the second end of described DDC controller output connection row (2) and the second end of described DDC controller input wires row (4), and the two ends of described 4th external unit inlet wire groove (12) are communicated with the second end of described second external unit inlet wire groove (7) with the second end of described first external unit inlet wire groove (6) respectively.
3. DDC switch board according to claim 1, it is characterized in that, described DDC controller output connection row (2) and described DDC controller input wires are arranged between (4) and are formed with first area (13), described DDC controller (1) and multiple described input/output module (10) is provided with in described first area (13), described DDC controller (1) and the plurality of described input/output module (10) are arranged to a line, and the side of the first end of close described DDC controller output connection row (2) of described first area (13) is provided with the 3rd internal wiring groove (14), the two ends of described 3rd internal wiring groove (14) are communicated with described second internal wiring groove (9) with described first internal wiring groove (8) respectively, the side of the first end away from described DDC controller output connection row (2) of described first area (13) is provided with the 4th internal wiring groove (15), and the two ends of described 4th internal wiring groove (15) are communicated with described second internal wiring groove (9) with described first internal wiring groove (8) respectively.
4. DDC switch board according to claim 3, it is characterized in that, described DDC controller output connection row (2) and described DDC controller input wires arrange the multiple second areas (16) being also formed with between (4) and being arranged side by side with described first area (13), be provided with a 5th internal wiring groove (17) between adjacent two described second areas (16), the two ends of described 5th internal wiring groove (17) are communicated with described second internal wiring groove (9) with described first internal wiring groove (8) respectively.
5. DDC switch board according to claim 4, it is characterized in that, be provided with auxiliary reclay (18) in second area described at least one, and/or in second area described at least one, be provided with multiple described input/output module (10).
6. DDC switch board according to claim 5, it is characterized in that, input port or the output port of the multiple described input/output module (10) in described second area are all positioned at the same side, and described auxiliary reclay (18) is positioned at the side of the output port of described input/output module (10), connection electric wire between the output port that described auxiliary reclay (18) is positioned at described input/output module (10) be arranged in that described auxiliary reclay (18) is positioned between described input/output module (10) that described in the 5th internal wiring groove (17).
7. DDC switch board according to claim 4, it is characterized in that, a described second area (16) is provided with air switch (19), described DDC controller output connection row (2) also comprises mains supply terminal (20) and communication terminal (21), and the connection electric wire between described air switch (19) and described mains supply terminal (20) is arranged on described first internal wiring groove (8) and is close in the described 5th internal wiring groove (17) of described second area (16) side.
8. DDC switch board according to claim 7, is characterized in that, this described second area (16) is also provided with the Switching Power Supply (22) be connected with described air switch (19); Described DDC controller output connection row (2) also comprises the DC power supply terminal (23) of powering to the periphery, being arranged at least partially in described first internal wiring groove (8) of the connection electric wire of described Switching Power Supply (22) and described DC power supply terminal (23).
9. DDC switch board according to claim 7, it is characterized in that, this described second area (16) is also provided with transformer (24) and fuse (25), and described DDC controller output connection row (2) also comprises the ac power supply terminal (26) that equipment is powered in cabinet.
10. DDC switch board according to claim 9, it is characterized in that, this described second area (16) is also provided with the 6th internal wiring groove (27) away from the side of the first end of described DDC controller output connection row (2), and described transformer (24) is arranged in described 6th internal wiring groove (27) and described first internal wiring groove (8) by the connection electric wire of described fuse (25) and described ac power supply terminal (26).
11. DDC switch boards according to claim 2, it is characterized in that, described DDC switch board also comprises the first opening (28) being positioned at described 3rd external unit inlet wire groove (11) side and the second opening (29) being positioned at described 4th external unit inlet wire groove (12) side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510053983.XA CN104698920B (en) | 2015-02-02 | 2015-02-02 | DDC switch boards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510053983.XA CN104698920B (en) | 2015-02-02 | 2015-02-02 | DDC switch boards |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104698920A true CN104698920A (en) | 2015-06-10 |
| CN104698920B CN104698920B (en) | 2017-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510053983.XA Active CN104698920B (en) | 2015-02-02 | 2015-02-02 | DDC switch boards |
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| CN (1) | CN104698920B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106159826A (en) * | 2016-07-14 | 2016-11-23 | 常熟市亚邦船舶电气有限公司 | A kind of control box of dual control board |
| CN109365581A (en) * | 2018-11-22 | 2019-02-22 | 国网江苏省电力有限公司南通供电分公司 | A kind of automation equipment and application method applying to metal tube bending machine |
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| CN109365581A (en) * | 2018-11-22 | 2019-02-22 | 国网江苏省电力有限公司南通供电分公司 | A kind of automation equipment and application method applying to metal tube bending machine |
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