CN201525686U - Shielding type laminated variable-frequency controller of elevator door - Google Patents
Shielding type laminated variable-frequency controller of elevator door Download PDFInfo
- Publication number
- CN201525686U CN201525686U CN2009202033837U CN200920203383U CN201525686U CN 201525686 U CN201525686 U CN 201525686U CN 2009202033837 U CN2009202033837 U CN 2009202033837U CN 200920203383 U CN200920203383 U CN 200920203383U CN 201525686 U CN201525686 U CN 201525686U
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- module
- main control
- power driving
- frequency controller
- control board
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Abstract
The utility model relates to a shielding type laminated variable-frequency controller of an elevator door, solving the problems that the existing controller of the elevator door has no shielding shell, is easy to be damaged and is not convenient to debug and maintain, and the like and comprising a shell with an external interface socket and a power driving plate, a main control circuit board, a man-machine interaction circuit board and radiating fins which are assembled in the shell. The shielding type laminated variable-frequency controller has the following technical points: the shell is a shielding shell, and forms a complete shielding space with the radiating fins arranged at the bottom part thereof; a power driving plate is fixed on the surfaces of the radiating fins by using insulating support columns, and the radiating fins are directly contacted with a large-power heating element on the power driving plate; the main control circuit board is connected with the power driving plate by the insulating support columns and connecting wires; the man-machine interaction circuit board is fixedly assembled at the upper surface of the main control circuit board; and the external interface socket arranged on the shielding shell is respectively connected with the main control circuit board and the power driving plate by the connecting wires. In the shielding type laminated variable-frequency controller, the structure of the whole machine is reasonable, the shell has shielding function, the protection level is obviously improved and the installation and maintenance are convenient.
Description
Technical field
The utility model relates to a kind of elevator door frequency-variable controller, particularly a kind of shielded laminated variable frequency controller of lift door of installing on elevator sedan-chair top with logic control function and frequency conversion function.It mainly is adapted at elevator sedan-chair top and uses.
Background technology
Elevator door is one of important component part of elevator, and the passenger needs by elevator door discrepancy elevator cage when taking elevator.Elevator sends control command by elevator main controller in operational process, automatically elevator door is controlled by the elevator door control device then.Along with the develop rapidly of microelectronic technique, the control of elevator door is controlled from traditional simple straight control, interchange, develop into variable frequency control now.Existing elevator variable frequency controller have veneer, the combination, the external interface of controller substantially all is arranged on the terminal of main control board, and shell is unshielded.During the elevator door control device of unshielded shell uses at the scene, often be subjected to extraneous spacing electromagnetic radiation and disturb, cause the electric life controller fault to crash, and the dust in the elevator hoistways and steam cause corrosion to the circuit card of elevator door control device and damages.According to patent documentation report, China Patent No. be 90102973.4 " computer controller for lift self-acting door " and in, a kind of 8 singlechip controllers are disclosed, it has adopted the silicon control triggering mode, and with unshielded design-calculated DC MOTOR CONTROL.China Patent No. is 03224902.0 " elevator door DC motor controller ", employing be direct current door machine controller, be not the variable frequency door machine controller.China Patent No. is 200720097063.9 " vector controlled permanent-magnet synchronous frequency-changing elevator door machine controller ", and single plate structure is adopted in its design, is not easy to operation and maintenance; Aspect controllable function, it can not be controlled asynchronous dynamo at synchronous dynamo control.
At present, the elevator door frequency-variable controller of veneer form in use, if certain component wear all must be changed the entire circuit plate, so its service life is shorter; And the elevator door frequency-variable controller of array configuration, all adopt plastic casing again, in the use of reality, because the frequency-variable controller of elevator door substantially all is installed in the elevator cage top, dust, oil stain or trickle all cause permanent damage to it easily in the elevator hoistways.In the process of maintenance, equally also be very easy to be damaged.Therefore, present use all is at its outside metal protection shell of installing, and does like this and has brought inconvenience to wiring, all needs the metal protection shell is pulled down during each wiring, it is much constant to bring for debugging, maintenance, and the outside metal case of setting up has also increased the elevator cost.
The utility model content
The purpose of this utility model is for a kind of shielded laminated variable frequency controller of lift door of reasonable in design is provided, fundamentally solve problems such as the unshielded shell of existing elevator door control device, fragile, debugging maintenance inconvenience, its unit design connection and reasonable arrangement, compare with traditional design and to have improved in-use performance, reduced cost, improved work efficiency, installation, easy to maintenance, on the basis of satisfying the elevator door frequency conversion control function, shell possesses function of shielding, significantly improves degree of protection.
The technical scheme that the utility model adopted is: this shielded laminated variable frequency controller of lift door comprises the housing that has the external interface socket and is assembled in the interior power driving device of housing, main control board, man-machine interaction circuit card and radiating gill, its technical essential is: described housing adopts the screening can of galvanized plate welded surface spraying, and the described radiating gill that is provided with its bottom forms complete shielding space, described power driving device utilizes insulation column to be fixed on described heatsink upper surface, and the high-power heat element direct contact on described radiating gill and the described power driving device, described main control board is connected with described power driving device by insulation column and connecting wire, described man-machine interaction circuit card fixedly is assembled in the upper surface of described main control board, and the external interface socket that is arranged on the described screening can is connected respectively with described power driving device with described main control board by connecting wire.
Described main control board is provided with CPU module, human-computer interaction module, IO module and the system protection module that connects and independently cover copper by data bus, and described IO module adopts the switching input module of multiple-stage filtering and the switching value output module of relay output.
Described power driving device adopts integrated linear power supply module, rectification module, IPM module, described linear power supply module independence and isolated control power supply and driving power.
Described man-machine interaction circuit card is with keyboard and show that charactron integrates, and by single pin and described main control board leak-tight joint.
Described screening can and described radiating gill are fastenedly connected by screw.
Advantage of the present utility model and the positive technique effect that is produced are: because housing of the present utility model adopts the screening can of galvanized plate welded surface spraying; and the radiating gill that is provided with its bottom forms complete shielding space; combination by screening can and radiating gill; can avoid electromagnetic interference (EMI) and radio-frequency (RF) interference (RFI) on every side by its internal electronic device of very effective protection, this enclosure designs reaches the IP43 degree of protection.Adopt insulation column to be connected around the power driving device with radiating gill, high-power heat element direct contact on radiating gill and the power driving device, main control board is connected with power driving device by insulation column and connecting wire, the man-machine interaction circuit card fixedly be assembled in master board above, this stack-design provides great convenience for debugging, maintenance.The process of debugging can realize that disassembly process is simple, in the use of reality, if fault can be changed the circuit card of fault separately, brings convenience to trouble removal and maintenance by veneer.Screening can and radiating gill are fastenedly connected by screw, and controller external interface socket is the AMP protection socket, is installed in the screening can side, provides great convenience to external cabling.The screening can body has very high intensity, can bear 200 kilograms weight, therefore is installed in the elevator cage top, has promptly saved the space and has saved material again.Housing shroud design screening ability of the present utility model is strong, the degree of protection height, and the user does not need to increase shell in addition when using at the scene, has reduced use cost.Its structure stack-design can directly be changed problematic circuit card, and needn't the whole plate of the circuit card of entire controller be abandoned because of subproblem, so fundamentally solve the unshielded shell of existing elevator door control device, fragile, problem that debugging maintenance is inconvenient, have practical value very.
In addition, CPU module, human-computer interaction module, IO module and system protection module on the main control board is connected by data bus and independently covers copper, thereby can reach the purpose of eliminating the phase mutual interference.Therefore, improved anti-electromagnetic interference capability on the basis of existing technology greatly.If wherein the IO module adopts the switching input module of multiple-stage filtering and the switching value output module of relay output, just can realize both having played buffer action with the external world, also improved the accuracy of input/output signal.Can also make power driving device adopt integrated linear power supply module, rectification module, IPM module to substitute original dispersive element, this has not only saved the space, and has improved the precision of control.Wherein independently linear power supply module can guarantee to control the isolation of power supply and driving power, can improve anti-electromagnetic interference and circuit pulsation interference capability on the prior art basis greatly.The man-machine interaction circuit card can and show that charactron integrates with keyboard, by single pin and main control board leak-tight joint, the man-machine interaction circuit card fixedly be assembled in main control board above, screening can and radiating gill are fastenedly connected by screw, the design that these are simple and practical, both make things convenient for operation, also made things convenient for observation, improved work efficiency greatly.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1 is the perspective exploded view of a kind of concrete structure of the present utility model.
Sequence number explanation among the figure: 1 screening can, 2 man-machine interaction circuit cards, 3 main control boards, 4 insulation columns, 5 power driving devices, 6 insulation columns, 7 connecting wires, 8 external interface sockets, 9 radiating gills.
The specific embodiment
According to Fig. 1 the utility model is described in detail.The utility model is made up of the housing that has external interface socket 8 and power driving device 5, main control board 3, man-machine interaction circuit card 2, radiating gill 9, insulation column 4, external cabling terminal and the respective standard part etc. that are assembled in the housing.Wherein: housing adopts the welded surface spraying of galvanized plate screening can 1; and form complete shielding space with the radiating gill 9 that its bottom is provided with; this design can be avoided electromagnetic interference (EMI) and radio-frequency (RF) interference (RFI) on every side by its internal electronic device of very effective protection, and the design of this screening can 1 can reach the IP43 degree of protection.Screening can 1 is as the controller loam cake, and radiating gill 9 is as the controller base, and screening can 1 and radiating gill 9 are fastenedly connected by screw, so that I﹠M.If this screening can 1 is not set, the door machine frequency-variable controller in hoistway is subjected to the interference of external electromagnetic signal extremely easily.Screening can 1 is ground connection in use, can effectively handle electromagnetic interference signal, guarantees the internal circuit normal operation.Power driving device 5 utilizes insulation column 6 to be fixed on radiating gill 9 upper surfaces, and make the high-power heat element direct contact on radiating gill 9 and the power driving device 5, its objective is that the high-power heat element that makes on the power driving device 5 is by the 9 realization heat-dissipation effects of base radiating gill.Power driving device 5 adopts integrated linear power supply module, rectification module, IPM module, linear power supply module independence and isolated control power supply and driving power.Main control board 3 is fixed on the power driving device 5 by insulation column 4, and utilizes connecting wire 7 to be connected with power driving device 5.Main control board 3 is provided with CPU module, human-computer interaction module, IO module and the system protection module that connects and independently cover copper by data bus, and the IO module adopts the switching input module of multiple-stage filtering and the switching value output module of relay output.Man-machine interaction circuit card 2 fixedly is assembled in the upper surface of main control board 3.Man-machine interaction circuit card 2 is with keyboard and show that charactron integrates, and by single pin and main control board 3 leak-tight joints.External interface socket 8 adopts the AMP socket, is arranged at screening can 1 side, and is connected respectively with power driving device 5 with main control board 3 by connecting wire 7.This design can improve the firm degree and the degree of protection of connecting wire 7 connecting portions, and this design simultaneously is convenient and swift when mounted, only plug need be connected with socket, avoids producing existing wiring complexity, the nonstandard problem that adopts the terminal technology.
The CPU module of main control board 3 adopts commercially available SPMC75F2413A, this CPU module is integrated multi-functional I/O mouth, synchronously and functional modules such as asynchronous serial port, ADC, timer conter, and the multi-functional special hardware modules such as PWM generator of catching comparison module, BLDC motor-driven dedicated location detecting interface, two-phase incremental encoder interface, producing various motor-driven waveforms.Utilize these hardware module supports, finish the automatic guidance of shielded laminated variable frequency controller of lift door.The A[8-13 of human-computer interaction module and CPU module] interface is connected, adopt low-power consumption arousal function pattern, be reduced to the power consumption of CPU module minimum, with traditional scan mode the processing of human-computer interaction module is compared, this mode has reduced the power consumption of system to a great extent, has strengthened the anti-electromagnetic interference capability of system simultaneously.The D[4-10 of IO module and CPU module] interface is connected, the incoming signal of IO module adopts multiple-stage filtering to handle, and the mouth in the IO module adopts photoelectric coupling circuit to isolate, realized the electrical isolation of input/output signal, output signal is connected on the outside AMP terminal by photoisolator and relay, with traditional signal processing mode comparison, the sort circuit design has stronger anti-electromagnetic interference capability, has strengthened the stability of system.The A[0-3 of system protection module and CPU module] interface is connected; by the A[0-3 of CPU module is set]; it is set to the ultra high speed A input function; realization is to the real-time sampling function and the electric machine control defencive function of electric moter voltage, current signal; compare with traditional distributing design; integrated level is higher, and system handles speed is faster, anti-electromagnetic interference capability is stronger.
Unit design of the present utility model has improved controller performance, has reduced cost, has increased work efficiency.
Claims (5)
1. shielded laminated variable frequency controller of lift door, comprise the housing that has the external interface socket and be assembled in the interior power driving device of housing, main control board, the man-machine interaction circuit card, radiating gill, it is characterized in that: described housing adopts the screening can of galvanized plate welded surface spraying, and the described radiating gill that is provided with its bottom forms complete shielding space, described power driving device utilizes insulation column to be fixed on described heatsink upper surface, and the high-power heat element direct contact on described radiating gill and the described power driving device, described main control board is connected with described power driving device by insulation column and connecting wire, described man-machine interaction circuit card fixedly is assembled in the upper surface of described main control board, and the external interface socket that is arranged on the described screening can is connected respectively with described power driving device with described main control board by connecting wire.
2. shielded laminated variable frequency controller of lift door according to claim 1; it is characterized in that: described main control board is provided with CPU module, human-computer interaction module, IO module and the system protection module that connects and independently cover copper by data bus, and described IO module adopts the switching input module of multiple-stage filtering and the switching value output module of relay output.
3. shielded laminated variable frequency controller of lift door according to claim 1, it is characterized in that: described power driving device adopts integrated linear power supply module, rectification module, IPM module, described linear power supply module independence and isolated control power supply and driving power.
4. shielded laminated variable frequency controller of lift door according to claim 1 is characterized in that: described man-machine interaction circuit card is with keyboard and show that charactron integrates, and by single pin and described main control board leak-tight joint.
5. shielded laminated variable frequency controller of lift door according to claim 1 is characterized in that: described screening can and described radiating gill are fastenedly connected by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202033837U CN201525686U (en) | 2009-09-18 | 2009-09-18 | Shielding type laminated variable-frequency controller of elevator door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202033837U CN201525686U (en) | 2009-09-18 | 2009-09-18 | Shielding type laminated variable-frequency controller of elevator door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201525686U true CN201525686U (en) | 2010-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202033837U Expired - Lifetime CN201525686U (en) | 2009-09-18 | 2009-09-18 | Shielding type laminated variable-frequency controller of elevator door |
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| Country | Link |
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| CN (1) | CN201525686U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101648666B (en) * | 2009-09-18 | 2011-10-05 | 沈阳博林特电梯股份有限公司 | Shielded laminated variable frequency controller of lift door |
| CN102427692A (en) * | 2011-11-17 | 2012-04-25 | 天津凯发电气股份有限公司 | Fixing structure for isolation column of electrified railway protection measuring and controlling device |
| CN107666817A (en) * | 2016-07-29 | 2018-02-06 | 德昌电机(深圳)有限公司 | Controller assemblies, control box and blower fan |
-
2009
- 2009-09-18 CN CN2009202033837U patent/CN201525686U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101648666B (en) * | 2009-09-18 | 2011-10-05 | 沈阳博林特电梯股份有限公司 | Shielded laminated variable frequency controller of lift door |
| CN102427692A (en) * | 2011-11-17 | 2012-04-25 | 天津凯发电气股份有限公司 | Fixing structure for isolation column of electrified railway protection measuring and controlling device |
| CN107666817A (en) * | 2016-07-29 | 2018-02-06 | 德昌电机(深圳)有限公司 | Controller assemblies, control box and blower fan |
| CN107666817B (en) * | 2016-07-29 | 2021-05-25 | 德昌电机(深圳)有限公司 | Controller subassembly, control box and fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100714 Effective date of abandoning: 20090918 |