CN204730559U - A kind of control system of controlled in wireless cold-storage door switch - Google Patents
A kind of control system of controlled in wireless cold-storage door switch Download PDFInfo
- Publication number
- CN204730559U CN204730559U CN201520339958.3U CN201520339958U CN204730559U CN 204730559 U CN204730559 U CN 204730559U CN 201520339958 U CN201520339958 U CN 201520339958U CN 204730559 U CN204730559 U CN 204730559U
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- synchronous motor
- cold
- storage door
- utility
- wireless
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Abstract
The utility model provides a kind of control system of controlled in wireless cold-storage door switch, and this system mainly comprises: freezer, and described freezer is provided with cold-storage door; Air curtain, described air curtain is arranged in described freezer; Synchronous motor, described synchronous motor is connected with described cold-storage door, and described synchronous motor is permagnetic synchronous motor; Gauge tap, is connected with described synchronous motor with described air curtain, and described gauge tap has a radio receiver, and described radio receiver is connected with a controlled in wireless end is wireless.The utility model adopts low speed permanent magnet synchronous motor, and motor torque is large, does not need worm and gear to increase moment, and do not have worm and gear all needs to use clutch configuration simple, reliability is high, and energy consumption is low, easy for installation; The utility model is also by wireless remote control simultaneously, practical, has ensured personal safety simultaneously.
Description
Technical field
The utility model relates to the control field of cold-storage door, is specifically related to a kind of control system of controlled in wireless cold-storage door switch.
Background technology
Along with the fast development of grocery trade, the kind of food gets more and more, and this part of product needed cryogenic freezing storage wherein, this just needs to build cold storage warehouse.Because cold storage warehouse is extremely strict to the control overflow of temperature, to ensure that temperature in warehouse is in certain low temperature range as far as possible, the cold-storage door of warehouse configuration is general more thick and heavy for this reason, and then reduces external environment to the impact of cold storage warehouse, also reduces the maintenance cost of cold storage warehouse simultaneously.
Because cold-storage door is generally utilize electronic switch to control, namely control the positive and negative of asynchronous machine by two A.C. contactors and transfer the opening and closing controlling cold-storage door, there is following defect:
1, current system adopts asynchronous machine, needs just to reach very large moment by worm-gear speed reducer and drives cold-storage door action, can not also need to increase a clutch again, all complex structures by hand switch door during power failure, and install difficulty, energy consumption is high.
2, security is poor, can be with 220V voltage, very easily occur potential safety hazard above gauge tap door press button.Current system door lock signal is generally disconnect the power supply of gauge tap by a mechanical switch thus reach the function of door lock.And mechanical switch is the side being contained in door, be easy to encounter switch in the process of inlet/outlet, thus increase the probability got an electric shock.
3, current system control switch air curtain will be used alone a travel switch, increases and installs complexity and add trouble point.
Utility model content
The utility model provides a kind of control system of controlled in wireless cold-storage door switch according to many defects of existence of the prior art, comprising:
Freezer, described freezer is provided with cold-storage door;
Air curtain, described air curtain is arranged in described freezer;
Synchronous motor, described synchronous motor is connected with described cold-storage door, and described synchronous motor is permagnetic synchronous motor;
Gauge tap, is connected with described synchronous motor with described air curtain, and described gauge tap has a radio receiver, and described radio receiver is connected with a controlled in wireless end is wireless.
According to an aspect of the present utility model, described synchronous motor is three-phase permanent magnet synchronous motor.
According to an aspect of the present utility model, the door access machine that described gauge tap and is arranged on described cold-storage door inside/outside is connected.
According to an aspect of the present utility model, be provided with an encoder between described synchronous motor and described gauge tap, controlled the running status of described synchronous motor by the feedback pulse of described encoder.
According to an aspect of the present utility model, described encoder is connected with an external control panel, utilizes described control panel to control the speed that described synchronous motor opens or closes cold-storage door.
According to an aspect of the present utility model, described controlled in wireless end has wireless door open button and described wireless anti-pinch button.
According to an aspect of the present utility model, 0.5V direct current is adopted to power to described controlled in wireless end.
According to an aspect of the present utility model, described gauge tap also comprises one overvoltage/under-voltage protecting circuit.
The utility model has following technological merit: 1, adopt low speed permanent magnet synchronous motor, and motor torque is large, does not need worm and gear to increase moment, and do not have worm and gear all needs to use clutch configuration simple, reliability is high, and energy consumption is low, easy for installation; 2, gauge tap is built-in with radio receiver, can realize long-range manipulation; 3, the switch of air curtain and cold-storage door is integrated into a gauge tap to control, installs simple, be convenient to investigate fault.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, the utility model and feature, profile and advantage will become more obvious.Mark identical in whole accompanying drawing indicates identical part.Deliberately proportionally do not draw accompanying drawing, focus on purport of the present utility model is shown.
The schematic diagram of the control system of a kind of controlled in wireless cold-storage door switch that Fig. 1 provides for the utility model.
Detailed description of the invention
In the following description, give a large amount of concrete details to provide to understand more thoroughly the utility model.But, it is obvious to the skilled person that the utility model can be implemented without the need to these details one or more.In other example, in order to avoid obscuring with the utility model, technical characteristics more well known in the art are not described.
In order to thoroughly understand the utility model, by proposing detailed step and detailed structure in following description, to explain the technical solution of the utility model.Preferred embodiment of the present utility model is described in detail as follows, but except these are described in detail, the utility model can also have other embodiments.
The utility model provides a kind of control system of controlled in wireless cold-storage door switch, and with reference to shown in Fig. 1, this system mainly comprises: freezer, and freezer is provided with cold-storage door; Air curtain, is arranged in freezer, for refrigeration; Synchronous motor, synchronous motor is connected with cold-storage door, and this synchronous motor is permagnetic synchronous motor, and this synchronous motor is for controlling the Kai Heguan of cold-storage door; Gauge tap, is connected with synchronous motor with air curtain, and for controlling air curtain and synchronous motor, in addition, gauge tap also has a radio receiver, and radio receiver is connected with a controlled in wireless end is wireless.
Native system adopts low speed permanent magnet synchronous motor, and motor torque is large, does not need worm and gear to increase moment, and do not have worm and gear so do not need to use clutch, the structure before comparing is simple, and reliability is high, and energy consumption is low, easy for installation.Native system directly can export a signal for controlling air curtain work in gauge tap, realizes that the switch of air curtain and cold-storage door is integrated into a gauge tap and controls, and installs simple, is convenient to investigate fault.
Simultaneously native system is by controlled in wireless cold-storage door, has easy for installation, without the need to wiring, and can the advantage such as button installation at an arbitrary position.The Chinese patent being such as 201320188582.1 at application number discloses a kind of casting machine tele-control system, which describes this patent system and comprises remote controller, signal receiver, controller and the first frequency converter, the second frequency converter and the 3rd frequency converter; Wherein signal receiver is connected to controller, and the control signal that reception remote controller sends also passes to controller after treatment; Controller receives the control signal transmitted by signal receiver, and the control law according to presetting sends control instruction to the first frequency converter, the second frequency converter and the 3rd frequency converter; First frequency converter is connected to casting machine drive motors; Second frequency converter is connected to pouring truck drive motors; 3rd frequency converter is connected to tilt pouring mechanism driving-motor and current-following inoculation device drive motors.This patent and the utility model similar, all can realize the long-range control to motor, concrete relevant embodiment does not repeat them here.
In the utility model one optional embodiment, synchronous motor is three-phase permanent magnet synchronous motor.
In the utility model one optional embodiment, control system also comprises a door access machine, is connected with gauge tap.Native system has gate function, could open the door, add the security of practical application after checking of swiping the card (or other verification modes such as fingerprint authentication, password authentification).
In the utility model one optional embodiment, between the control end of synchronous motor and gauge tap, be provided with an encoder, carried out the running status of control synchronization motor by encoder feedback pulse.Encoder is connected with a control panel, utilizes control panel to carry out the speed of control synchronization motor opening/closing cold-storage door.Native system can arrange speed by guidance panel, more can meet the requirement of client.
In the utility model one optional embodiment, gauge tap has one overvoltage/under-voltage protecting circuit.The utility model by arranging one overvoltage/under-voltage protecting circuit in gauge tap, and when system occurs overvoltage or be under-voltage, this circuit can automatically perform open circuit, and with protection system, system cloud gray model gets up more reliable.
In the utility model one optional embodiment, native system directly can export a signal for controlling air curtain work in gauge tap.
As option, the output of the geomagnetic sensor that gauge tap and is arranged on outside cold-storage door is connected.Native system has earth magnetism function, if there is fork truck to reach before cold-storage door, control system can be directly detected by earth magnetism and open the door immediately, thus adds operating efficiency.
In the utility model one optional embodiment, gauge tap has checkout gear and dynamic regulating circuit, and checkout gear is connected with dynamic regulating circuit, and checkout gear and dynamic regulating circuit are all connected to synchronous motor; Checkout gear is for detecting rotating speed and the electric current of synchronous motor, and when checkout gear senses the rotating speed of synchronous motor and/or electric current occurs abnormal, dynamic regulating circuit control synchronization motor drives cold-storage door inverted running.Such as in one embodiment, cold-storage door runs into barrier in downward closing process, this can cause synchronous motor immediate current to increase, rotating speed reduces, dynamic regulating circuit detects the rear control synchronization motor of this exception and rotates backward, thus cold-storage door is oppositely opened, and then ensure cold-storage door in closing process once run into barrier, meeting inverted running immediately, ensure that cold-storage door is only implemented when freezer being closed completely to close on the one hand, it also avoid the damage that may cause barrier, on the other hand because operating personnel often need at cold-storage door both sides carrying thing, the utility model ensure that personal safety effectively.Optionally, gauge tap of the present utility model adopts chip TMS320F28034 PAGT or TMS320F28035 of Texas Instruments, the FSBB20CF60F driving power chip of what the driving chip of gauge tap adopted is fairchild, there is frequency conversion function, position detecting function, with high content of technology, control accuracy is high, and expandability is strong.
In the utility model one optional embodiment, controlled in wireless end has wireless door open button and wireless anti-pinch button, and wireless door open button is used for opening/closing cold-storage door, and wireless anti-pinch button is in order to open cold-storage door pinch resistant functionality.Optionally, 0.5V direct current is adopted to power to controlled in wireless end.Native system adopts low-voltage signal to control, and only has 0.5V direct current, avoid Danger Electric shock risk above the switch of controlled in wireless end, more safe and reliable.
As option, checkout gear comprises sampling resistor sum counter testing circuit, is sensed the current value of synchronous motor by sampling resistor, is estimated the rotating speed of synchronous motor by counter testing circuit.
It should be noted that, the 220V voltage that the China represented in the drawings commonly uses is powered to air curtain, synchronous motor, gauge tap, in a practical situation, 380V also can be adopted to power, simultaneously in order to ensure safety, ground wire (namely illustrating COM) port can be connected in the line.
In sum, because the utility model have employed as above technical scheme, there is following technological merit: 1, there is pinch resistant functionality, effective guarantee personal safety; 2, adopt remote control, without the need to wiring, install conveniently, also greatly facilitate operating personnel simultaneously and operate; 3, adopt 0.5V low pressure to power to controlled in wireless end, avoid getting an electric shock; 4, adopt low speed permanent magnet synchronous motor to open and close cold-storage door, structure is simple, and reliability is high, and energy consumption is low; 5, have earth induction function, fork truck can be opened automatically through cold-storage door front cold-storage door, adds operating efficiency; 6, there is gate function, swipe the card and could open the door, add the security of practical application; 7, the speed of cold-storage door opening/closing can be set by guidance panel, more can meet the requirement of client; 8, can control whole service process by encoder feedback pulse, control accuracy is high, there is not mechanical impact, durable and maintenance cost is lower; 9, the switch of air curtain and cold-storage door can be integrated into a gauge tap to control, install simple, be convenient to investigate fault.
Above preferred embodiment of the present utility model is described.It is to be appreciated that the utility model is not limited to above-mentioned particular implementation, the equipment wherein do not described in detail to the greatest extent and structure are construed as to be implemented with the common mode in this area; Any those of ordinary skill in the art, do not departing under technical solutions of the utility model ambit, the Method and Technology content of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solutions of the utility model, or being revised as the Equivalent embodiments of equivalent variations, this does not affect flesh and blood of the present utility model.Therefore, every content not departing from technical solutions of the utility model, according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solutions of the utility model protection.
Claims (6)
1. a control system for controlled in wireless cold-storage door switch, is characterized in that, comprising:
Freezer, described freezer is provided with cold-storage door;
Air curtain, described air curtain is arranged in described freezer;
Synchronous motor, described synchronous motor is connected with described cold-storage door, and described synchronous motor is permagnetic synchronous motor;
Gauge tap, is connected with described synchronous motor with described air curtain, and described gauge tap has a radio receiver, and described radio receiver is connected with a controlled in wireless end is wireless.
2. control system as claimed in claim 1, it is characterized in that, described synchronous motor is three-phase permanent magnet synchronous motor.
3. control system as claimed in claim 1, it is characterized in that, the door access machine that described gauge tap and is arranged on described cold-storage door inside/outside is connected.
4. control system as claimed in claim 1, is characterized in that, be provided with an encoder between described synchronous motor and described gauge tap.
5. control system as claimed in claim 1, is characterized in that, adopts 0.5V direct current to power to described controlled in wireless end.
6. the control system as described in as any in claim 1 to 5 one, is characterized in that, described gauge tap also comprises one overvoltage/under-voltage protecting circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520339958.3U CN204730559U (en) | 2015-05-23 | 2015-05-23 | A kind of control system of controlled in wireless cold-storage door switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520339958.3U CN204730559U (en) | 2015-05-23 | 2015-05-23 | A kind of control system of controlled in wireless cold-storage door switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204730559U true CN204730559U (en) | 2015-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520339958.3U Expired - Fee Related CN204730559U (en) | 2015-05-23 | 2015-05-23 | A kind of control system of controlled in wireless cold-storage door switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204730559U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107703942A (en) * | 2017-10-16 | 2018-02-16 | 风神物流有限公司 | A kind of auto parts and components feed system based on unmanned tractor |
| CN111877916A (en) * | 2020-06-16 | 2020-11-03 | 安徽五优食品有限责任公司 | Freezer induction door with adjustable |
-
2015
- 2015-05-23 CN CN201520339958.3U patent/CN204730559U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107703942A (en) * | 2017-10-16 | 2018-02-16 | 风神物流有限公司 | A kind of auto parts and components feed system based on unmanned tractor |
| CN111877916A (en) * | 2020-06-16 | 2020-11-03 | 安徽五优食品有限责任公司 | Freezer induction door with adjustable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 Termination date: 20170523 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |