CN207485709U - Double Speed Fan control cabinet - Google Patents
Double Speed Fan control cabinet Download PDFInfo
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- CN207485709U CN207485709U CN201721144881.XU CN201721144881U CN207485709U CN 207485709 U CN207485709 U CN 207485709U CN 201721144881 U CN201721144881 U CN 201721144881U CN 207485709 U CN207485709 U CN 207485709U
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- contactor
- relay
- time relay
- delay
- circuit
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Abstract
The utility model is related to Double Speed Fan control cabinets, and including babinet, the babinet is equipped with control chamber door, and the control chamber door is equipped with control button and change-over switch；The box house is provided with control circuit, and a wind turbine is electrically connected to the control circuit, and the control button and the change-over switch are electrically connected to the control circuit；The control circuit includes the motor of breaker, contactor, electrothermal relay and the driving wind turbine; the control circuit is additionally provided with delay protection circuit; the delay protection circuit is electrically connected to the motor, and the delay protection circuit is divided into the first delay protection circuit and the second delay protection circuit.The Double Speed Fan control cabinet of the utility model, by high-speed fan start button, wind turbine elder generation low rate start; pass through extensive protection circuit; time-delay conversion reduces dash current when starting high-speed cruising, avoids switch will not be because of the excessive tripping of dash current to high-speed cruising again.
Description
Technical field
The utility model is related to fan control box technical fields, and in particular, to Double Speed Fan control cabinet.
Background technology
In recent years, with the fast development of society, electric system plays increasingly in the routine work life of people
Important role, it is well known that the control cabinet of Double Speed Fan has become a very important portion during electric power distribution
Part, wind turbine upon actuation, if being directly entered high speed operation mode, can generate huge rush of current so that protection switch is jumped
Lock influences the normal operation of wind turbine.Moreover, existing fan control box is console mode mostly, and occupied space, and structure is answered
Miscellaneous, installation is inconvenient.
Therefore, it is badly in need of providing a kind of Double Speed Fan control cabinet, to solve the deficiencies in the prior art.
Utility model content
For overcome the deficiencies in the prior art, the utility model provides a kind of Double Speed Fan control cabinet, overcomes existing steaming
Vapour sauna machine gas leakage working efficiency is low, there are problems that security risk.
The technical solution of the utility model is as follows：
A kind of Double Speed Fan control cabinet, including babinet, the babinet is equipped with control chamber door, and the control chamber door is equipped with
Control button and change-over switch；The box house is provided with control circuit, and a wind turbine is electrically connected to the control circuit, described
Control button and the change-over switch are electrically connected to the control circuit；The control circuit include breaker, contactor, heat after
Electric appliance and the motor for driving the wind turbine, the control circuit are additionally provided with delay protection circuit, and the delay protection circuit is electrically connected
The motor is connected to, the delay protection circuit is divided into the first delay protection circuit and the second delay protection circuit.
Preferably, the control button includes switch button, stop button, low rate start button and high-speed starting button.
Preferably, the change-over switch includes manual change-over switch and automatic change-over；It is opened by the manual switch
Closing can realize the low speed of wind turbine described in manual switching to high-speed cruising；Also it can be realized by the automatic change-over certainly
The low speed of the dynamic switching wind turbine is to high-speed cruising；Wherein, the change-over switch is also divided into low or first gear and top gear.
Preferably, the back side of the babinet is equipped with hanger, can directly hang over the babinet on wall, saves space,
It is and easier for installation.
Preferably, the top of the babinet is equipped with radiating area, and the radiating area is placed with air-cooled radiator, convenient for institute
State the heat dissipation of control circuit.
Wherein, the breaker includes circuit breaker Q F1, circuit breaker Q F2 and circuit breaker Q F3, and the contactor includes contact
Device KM1, contactor KM2, contactor KM3, contactor KM4, contactor KM5 and contactor KM6, the electrothermal relay include heat after
Electric appliance KH1 and relay KH2, motor include the first motor and the second motor；One alternating current piezoelectricity connects the circuit breaker Q F1, institute
It states circuit breaker Q F2 and the circuit breaker Q F3 is electrically connected in the circuit breaker Q F1 and the circuit breaker Q F2, the breaker
QF2 is connected to the contactor KM1 and the contactor KM2, and the contactor KM1 is electrically connected to the electrothermal relay KH1, institute
It states electrothermal relay KH1 and is connected to first motor, the contactor KM3 is electrically connected in first motor and described connects
Tentaculum KM2.The circuit breaker Q F3 is connected to the contactor KM4 and the contactor KM5, and the contactor KM4 is electrically connected to
The electrothermal relay KH2, the electrothermal relay KH2 are connected to second motor, and the contactor KM6 is electrically connected in institute
State the second motor and the contactor KM5.
Preferably, the rated current of the electrothermal relay KH1 is between 23~32A, the rated current of the electrothermal relay KH1
Small, first motor drives the wind turbine low speed operation.The rated current of the electrothermal relay KH2 between 48~65A,
The rated current of the electrothermal relay KH2 is big, and the second motor drives the wind turbine high-speed cruising.
Wherein, first delay protection circuit includes intermediate relay KA3, time relay KT1 and the time relay
KT2, the normally opened contact of the intermediate relay KA3 are connected to the coil of the time relay KT1, the time relay
The normally closed Time Delay Opening contact portion of KT1 is closed in the coil of the contactor KM3, the normally closed delay of the time relay KT1
Conjunction contact is connected to the coil of the time relay KT2, and the normally opened delay break contact of the time relay KT2 is connected to
The contactor KM2.
Wherein, second delay protection circuit includes intermediate relay KA4, time relay KT3 and the time relay
KT4, the normally opened contact of the intermediate relay KA4 are connected to the coil of the time relay KT3, the time relay
The normally closed Time Delay Opening contact portion of KT3 is closed in the coil of the contactor KM6, the normally closed delay of the time relay KT3
Conjunction contact is connected to the coil of the time relay KT4, and the normally opened delay break contact of the time relay KT4 is connected to
The contactor KM5.
Preferably, the time relay KT1 and the time relay KT3 delay times are preferably 30s, the time
Relay KT2 and the time relay KT4 delay times are preferably 1s.
The beneficial effects of the utility model are：The Double Speed Fan control cabinet of the utility model, including babinet, on the babinet
Equipped with radiating area and control chamber door, the box house is provided with control circuit, and a wind turbine is electrically connected to the control circuit, institute
State the motor that control circuit includes breaker, contactor, electrothermal relay and the driving wind turbine；The control circuit, which is additionally provided with, prolongs
When protect circuit, the delay protection circuit is divided into the first delay protection circuit and the second delay protection circuit.With the prior art
It compares, the Double Speed Fan control cabinet of the utility model, by high-speed fan start button, wind turbine elder generation low rate start is protected by extending
Protection circuit, then time-delay conversion reduce dash current when starting high-speed cruising, avoid switch will not be because of impact to high-speed cruising
The excessive tripping of electric current.
Description of the drawings：
Fig. 1 is the dimensional structure diagram of Double Speed Fan control cabinet described in the utility model.
Fig. 2 is the main circuit diagram of the control circuit of Double Speed Fan control cabinet described in the utility model.
Fig. 3 is the line control circuit figure of Double Speed Fan control cabinet described in the utility model.
Specific embodiment
In order to make the goal of the invention of the utility model, technical solution and technique effect are more clearly understood, with reference to tool
Body embodiment is described further the utility model.It should be understood that specific embodiment described herein, be only used for explaining
The utility model is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
For illustrative purposes only, it is unique embodiment to be not offered as " right side " and similar statement.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to the technology of the utility model
The normally understood meaning of technical staff in domain is identical.It is only in the term used in the description of the utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " packet
Include the arbitrary and all combination of one or more relevant Listed Items.
With reference to Fig. 1, the Double Speed Fan control cabinet of the utility model, including babinet 100, the babinet 100 is equipped with heat dissipation
Area 110 and control chamber door 120, the radiating area 110 are placed with air-cooled radiator；The control chamber door 120 is equipped with control
Button 130 and change-over switch 140；The control button 130 includes switch button 131, stop button 132, low rate start button
133 and high-speed starting button 134, corresponding operation is realized by the control button 130；The change-over switch 140 includes
Manual change-over switch 141 and automatic change-over 142.The back side of the babinet 100 is equipped with hanger, can be by the babinet 100
It directly hangs on wall, saves space, and easier for installation.In the utility model embodiment, turned manually by described
Changing switch 141 can realize the low speed of wind turbine described in manual switching to high-speed cruising；Also it can pass through the automatic change-over 142
It can realize and automatically switch the low speed of the wind turbine to high-speed cruising；Wherein, the change-over switch 140 is also divided into low or first gear and height
Fast shelves.
Referring to Figures 1 and 2, the babinet 100 is internally provided with control circuit 200, a wind turbine and the control circuit 200
Electrical connection, the control button 130 and the change-over switch 140 are electrically connected to the control circuit 200；The control circuit
200 include the motor 240 of breaker 210, contactor 220, electrothermal relay 230 and the driving wind turbine.In the utility model reality
It applies in example, the breaker 210 includes circuit breaker Q F1, circuit breaker Q F2 and circuit breaker Q F3, and the contactor 220 includes contact
Device KM1, contactor KM2, contactor KM3, contactor KM4, contactor KM5 and contactor KM6, the electrothermal relay 230 include
Electrothermal relay KH1 and relay KH2, motor 240 include the first motor 241 and the second motor 242；Described in the connection of one alternating current piezoelectricity
Circuit breaker Q F1, the circuit breaker Q F2 and the circuit breaker Q F3 are electrically connected in the circuit breaker Q F1 and the breaker
QF2, the circuit breaker Q F2 are connected to the contactor KM1 and the contactor KM2, and the contactor KM1 is electrically connected to described
Electrothermal relay KH1, the electrothermal relay KH1 are connected to first motor 241, and the contactor KM3 is electrically connected in institute
State the first motor 241 and the contactor KM2.The circuit breaker Q F3 is connected to the contactor KM4 and the contactor KM5,
The contactor KM4 is electrically connected to the electrothermal relay KH2, and the electrothermal relay KH2 is connected to second motor 242, institute
Contactor KM6 is stated to be electrically connected in second motor 242 and the contactor KM5.The specified electricity of the electrothermal relay KH1
Stream is between 23~32A, and the rated current of the electrothermal relay KH1 is small, and first motor 241 drives the wind turbine low speed to transport
Row.For the rated current of the electrothermal relay KH2 between 48~65A, the rated current of the electrothermal relay KH2 is big, and second
Motor 242 drives the wind turbine high-speed cruising.
With reference to Fig. 2 and Fig. 3, the control circuit 200 is additionally provided with delay protection circuit, and the delay protection circuit is divided into the
One delay protection circuit 250 and the second delay protection circuit 260；First delay protection circuit 250 includes intermediate relay
The normally opened contact of KA3, time relay KT1 and the time relay KT2, the intermediate relay KA3 be connected to the time after
The coil of electric appliance KT1, the normally closed Time Delay Opening contact portion of the time relay KT1 is in the coil of the contactor KM3, institute
The normally closed timing closing contact portion of time relay KT1 is stated in the coil of the time relay KT2, the time relay
The normally opened delay break contact of KT2 is connected to the contactor KM2.
With reference to Fig. 2 and Fig. 3, second delay protection circuit 260 include intermediate relay KA4, time relay KT3 and
Time relay KT4, the normally opened contact of the intermediate relay KA4 is connected to the coil of the time relay KT3, when described
Between relay KT3 normally closed Time Delay Opening contact portion in the coil of the contactor KM6, the time relay KT3's is normal
Timing closing contact portion is closed in the coil of the time relay KT4, the normally opened delay of the time relay KT4, which disconnects, touches
Point is connected to the contactor KM5.In the utility model embodiment, the time relay KT1 and the time relay
KT3 delay times are preferably 30s, and the time relay KT2 and the time relay KT4 delay times are preferably 1s.
When the wind turbine low speed is run, press the low rate start button 133 or the control circuit 200 control it is described
Automatic change-over 142 goes to low or first gear, and the circuit breaker Q F2 is closed to be connected with the contactor KM1 coils, first electricity
Machine 241, which starts, drives the wind turbine low speed operation, presses the stop button 132, the circuit breaker Q F2 and the contactor
KM1 coils disconnect, and the wind turbine is out of service.
When the wind turbine high-speed cruising, press the high-speed starting button 134 or the control circuit 200 control it is described
Automatic change-over 142 goes to top gear, and the circuit breaker Q F2 and the circuit breaker Q F3 are closed, the time relay KT1
Coil connection is connected with the coil of the contactor KM1, the first motor 241 startup driving wind turbine is first run；Prolong
When for a period of time after, the coil of the contactor KM4 is connected, and the driving of the second motor 242 drives the wind turbine high-speed cruising.
The delay protection circuit reduces the dash current that 240 wiring of the motor conversion generates, plays the delay buffering of buffering
Effect avoids switch or the breaker 240 will not be because of the excessive tripping of dash current.
The above content is combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that the specific implementation of the utility model is confined to these explanations.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, framework form can be flexible and changeable, can be produced with subseries
Product.Several simple deduction or replace are only made, it is true by the claims submitted should to be all considered as belonging to the utility model
Fixed scope of patent protection.
Claims (10)
1. a kind of Double Speed Fan control cabinet, including babinet, the babinet is equipped with control chamber door, which is characterized in that the control
Chamber door is equipped with control button and change-over switch, and the box house is provided with control circuit, a wind turbine and the control circuit
Electrical connection, the control button and the change-over switch are electrically connected to the control circuit；The control circuit include breaker,
The motor of contactor, electrothermal relay and the driving wind turbine, the control circuit are additionally provided with delay protection circuit, and the delay is protected
Protection circuit is electrically connected to the motor, and the delay protection circuit is divided into the first delay protection circuit and the second delay protection electricity
Road.
2. Double Speed Fan control cabinet according to claim 1, which is characterized in that the breaker includes circuit breaker Q F1, breaks
Road device QF2 and circuit breaker Q F3, the contactor include contactor KM1, contactor KM2, contactor KM3, contactor KM4, contact
Device KM5 and contactor KM6, the electrothermal relay include electrothermal relay KH1 and relay KH2, and motor includes the first motor and the
Two motors；One alternating current piezoelectricity connects the circuit breaker Q F1, the circuit breaker Q F2 and the circuit breaker Q F3 and is electrically connected in institute
Circuit breaker Q F1 and the circuit breaker Q F2 are stated, the circuit breaker Q F2 is connected to the contactor KM1 and the contactor KM2, institute
It states contactor KM1 and is electrically connected to the electrothermal relay KH1, the electrothermal relay KH1 is connected to first motor, the contact
Device KM3 is electrically connected in first motor and the contactor KM2；The circuit breaker Q F3 is connected to the contactor KM4
The electrothermal relay KH2 is electrically connected to the contactor KM5, the contactor KM4, the electrothermal relay KH2 is connected to institute
The second motor is stated, the contactor KM6 is electrically connected in second motor and the contactor KM5.
3. Double Speed Fan control cabinet according to claim 2, which is characterized in that the rated current of the electrothermal relay KH1
Between 23~32A, the rated current of the electrothermal relay KH2 is between 48~65A.
4. Double Speed Fan control cabinet according to claim 2, which is characterized in that during first delay protection circuit includes
Between relay KA3, time relay KT1 and time relay KT2, the normally opened contact of the intermediate relay KA3 be connected to institute
The coil of time relay KT1 is stated, the normally closed Time Delay Opening contact portion of the time relay KT1 is in the contactor KM3
Coil, the normally closed timing closing contact portion of the time relay KT1 is described in the coil of the time relay KT2
The normally opened delay break contact of time relay KT2 is connected to the contactor KM2.
5. Double Speed Fan control cabinet according to claim 4, which is characterized in that during second delay protection circuit includes
Between relay KA4, time relay KT3 and time relay KT4, the normally opened contact of the intermediate relay KA4 be connected to institute
The coil of time relay KT3 is stated, the normally closed Time Delay Opening contact portion of the time relay KT3 is in the contactor KM6
Coil, the normally closed timing closing contact portion of the time relay KT3 is described in the coil of the time relay KT4
The normally opened delay break contact of time relay KT4 is connected to the contactor KM5.
6. Double Speed Fan control cabinet according to claim 5, which is characterized in that the time relay KT1 and it is described when
Between relay KT3 delay times be 30s, the time relay KT2 and the time relay KT4 delay times are 1s.
7. Double Speed Fan control cabinet according to claim 1, which is characterized in that the top of the babinet is equipped with heat dissipation
Area, the radiating area are placed with air-cooled radiator.
8. Double Speed Fan control cabinet according to claim 1, which is characterized in that the back side of the babinet is equipped with hanger, can
The babinet is directly hung on wall.
9. Double Speed Fan control cabinet according to claim 1, which is characterized in that the change-over switch is opened including manual switch
It closes and automatic change-over, the change-over switch is also divided into low or first gear and top gear.
10. Double Speed Fan control cabinet according to claim 1, which is characterized in that the control button include switch button,
Stop button, low rate start button and high-speed starting button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721144881.XU CN207485709U (en) | 2017-09-07 | 2017-09-07 | Double Speed Fan control cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721144881.XU CN207485709U (en) | 2017-09-07 | 2017-09-07 | Double Speed Fan control cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207485709U true CN207485709U (en) | 2018-06-12 |
Family
ID=62481795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721144881.XU Active CN207485709U (en) | 2017-09-07 | 2017-09-07 | Double Speed Fan control cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207485709U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108457737A (en) * | 2018-02-07 | 2018-08-28 | 浙江吉利汽车研究院有限公司 | Over-current protection method, apparatus and system |
| CN110098766A (en) * | 2019-06-05 | 2019-08-06 | 安徽华茂纺织股份有限公司 | A kind of star triangle switching circuit of multiple protective |
| CN112716024A (en) * | 2021-01-15 | 2021-04-30 | 青岛海信日立空调系统有限公司 | Drying machine |
-
2017
- 2017-09-07 CN CN201721144881.XU patent/CN207485709U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108457737A (en) * | 2018-02-07 | 2018-08-28 | 浙江吉利汽车研究院有限公司 | Over-current protection method, apparatus and system |
| CN110098766A (en) * | 2019-06-05 | 2019-08-06 | 安徽华茂纺织股份有限公司 | A kind of star triangle switching circuit of multiple protective |
| CN112716024A (en) * | 2021-01-15 | 2021-04-30 | 青岛海信日立空调系统有限公司 | Drying machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |