CN215412057U - Range hood with automatic switch device - Google Patents
Range hood with automatic switch device Download PDFInfo
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- CN215412057U CN215412057U CN202121822412.5U CN202121822412U CN215412057U CN 215412057 U CN215412057 U CN 215412057U CN 202121822412 U CN202121822412 U CN 202121822412U CN 215412057 U CN215412057 U CN 215412057U
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- switch
- range hood
- switching device
- microswitch
- automatic switching
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Abstract
The utility model provides a range hood with an automatic switch device, which comprises a range hood main body with a movable support and the automatic switch device, wherein guide rails are arranged on two sides of the bottom end of the range hood main body, the automatic switch device is arranged on the inner side of one guide rail, the movable support is in sliding fit in a guide groove of the guide rail and is abutted against a micro switch of the automatic switch device, when the movable support slides and extends out relative to the range hood main body, the movable support is separated from the micro switch of the automatic switch device so as to drive the automatic switch device to be switched on and powered, the automatic switch device comprises an electrical appliance box, a micro switch and a motor gear switch are arranged in the electrical appliance box, and the range hood is controlled to be switched on and off by switching on and off the micro switch. The whole range hood is opened and closed by contacting and disconnecting the smoke baffle and the microswitch, and the range hood has the characteristics of attractive appearance, convenience, novel structure, high automation degree, good smoke suction effect and the like.
Description
Technical Field
The utility model relates to the technical field of range hoods, in particular to a range hood with an automatic switching device.
Background
The kitchen ventilator is also called as a range hood, and is a kitchen appliance for purifying the kitchen environment. The smoke exhaust ventilator is arranged above a kitchen range of a healthy energy-saving kitchen range hood, can rapidly exhaust waste burnt by the kitchen range and oil smoke harmful to human bodies generated in the cooking process, and exhaust the waste and the oil smoke to the outside, reduces pollution, purifies air, and has the safety guarantee effects of gas defense and explosion prevention.
At present, the range hood is sanitary in use but inconvenient to maintain, cannot prevent oil smoke from dissipating to the periphery, is poor in oil smoke absorption effect, and causes inconvenience in use due to the fact that the face, body and hair of a user are disturbed by the oil smoke. Therefore, people want to install a smoke baffle plate on the front end of the kitchen ventilator to prevent the large amount of oil smoke generated instantly during cooking from spreading.
However, the range hood used by people in daily life is mostly manually controlled, when the range hood needs to be used, the control switch is turned on, after the food is cooked, the range hood is manually turned off, and the automation degree is low.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a range hood with an automatic switch device, which has the characteristics of attractive appearance, convenience, novel structure, high automation degree, good range hood oil smoke absorption effect and the like.
In order to achieve the main purpose, the range hood with the automatic switching device provided by the utility model comprises a range hood main body with a movable support and the automatic switching device, wherein guide rails are arranged on two sides of the bottom end of the range hood main body, the automatic switching device is arranged on the inner side of one of the guide rails and is electrically connected with a motor of the range hood main body, the movable support is in sliding fit in a guide groove of the guide rails and is abutted against a micro switch of the automatic switching device, and when the movable support slides and extends out relative to the range hood main body, the movable support is separated from the micro switch of the automatic switching device so as to enable the automatic switching device to be powered on; the automatic switch device comprises an electrical appliance box, wherein the electrical appliance box is internally provided with a microswitch and a motor gear switch used for controlling the rotation of a motor, the microswitch is connected with the motor gear switch in series, and the opening and the closing of the range hood are controlled by opening and breaking the microswitch.
In a further scheme, the micro switch comprises a switch body, a switch operation key and a switch pressing sheet are arranged on one side, facing the movable support, of the switch body, one end of the switch pressing sheet is fixedly connected with the switch body, the back face of the other end of the switch pressing sheet is in contact fit with the switch operation key, a switch roller is arranged on the front face of the other end of the switch pressing sheet, and the switch roller is used for being in contact fit with the movable support.
In a further scheme, the electrical box comprises a box body and a cover plate, the box body is connected with the cover plate to form an accommodating cavity and an open part, the switch body is arranged in the accommodating cavity, and the switch pressing sheet and the switch rolling wheel are exposed out of the open part.
In a further scheme, the movable support comprises a support body and contact parts positioned on two sides of the support body, one of the contact parts of the support body is in contact fit with a switch roller of the micro switch, and when the movable support slides and extends out relative to the range hood main body, one of the contact parts of the support body is separated from the switch roller of the micro switch.
In a further scheme, a normally open point of the microswitch is electrically connected with a control end of the motor switch, and the control end of the microswitch is connected with a power supply.
In a further scheme, a lamp switch is further arranged on the electrical appliance box and electrically connected with the microswitch.
In a further scheme, a first end of the lamp switch is electrically connected with a control end of the microswitch, a second end of the lamp switch is connected with the indicator lamp, and a third end of the lamp switch is electrically connected with a normally-on point of the microswitch and a control end of the motor switch.
In a further scheme, the movable support is a smoke baffle of the range hood.
Therefore, the whole range hood is opened and closed by the contact and disconnection between the smoke baffle and the microswitch. When the range hood is used, the smoke baffle is drawn out, and the range hood is in an open state, so that the range hood can be operated more conveniently and simply; when the range hood is not used, the smoke baffle plate is closed, the range hood is in a closed state, and the whole machine is perfectly matched with the kitchen cabinet.
In addition, the two smoke baffle plates can respectively extend out or retract relative to the accommodating cavity, so that the smoke gathering area of the range hood is increased, and the oil smoke blocking efficiency is improved; but also can not influence the integral shape of the product and the convenience and comfort of the user when the user works in the kitchen.
Drawings
Fig. 1 is a schematic structural diagram of a range hood with an automatic switch device according to an embodiment of the present invention.
Fig. 2 is an exploded perspective view of an embodiment of a range hood with an automatic switch device according to the present invention.
Fig. 3 is an exploded perspective view of an electrical box in an embodiment of a range hood with an automatic switch device according to the present invention.
Fig. 4 is a schematic structural diagram of a microswitch in an embodiment of a range hood with an automatic switch device according to the utility model.
Fig. 5 is a schematic diagram of the on-off state of the microswitch in the embodiment of the range hood with the automatic switch device.
Fig. 6 is a schematic structural diagram of an electrical box and a movable bracket in an embodiment of a range hood with an automatic switch device according to the utility model.
Fig. 7 is a schematic diagram of the on-off state of the electrical box and the movable bracket in the embodiment of the range hood with the automatic switch device.
FIG. 8 is a schematic circuit diagram of the micro-switch, the motor switch and the light switch in the embodiment of the range hood with the automatic switch device.
The utility model is further explained with reference to the drawings and the embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model without any inventive step, are within the scope of protection of the utility model.
Referring to fig. 1 to 8, the range hood with the automatic switching device of the present invention includes a range hood main body 10 with a moving bracket 20 and the automatic switching device, wherein guide rails 11 are disposed on two sides of a bottom end of the range hood main body 10, the automatic switching device is installed inside one of the guide rails 11 and electrically connected to a motor of the range hood main body 10, the moving bracket 20 is slidably fitted in a guide groove 12 of the guide rail 11 and abuts against a micro switch 31 of the automatic switching device, and when the moving bracket 20 slides and extends out relative to the range hood main body 10, the moving bracket 20 is separated from the micro switch 31 of the automatic switching device to enable the automatic switching device to be powered on.
In this embodiment, the automatic switch device includes an electrical box 30, a micro switch 31 and a motor shift switch 31 for controlling the rotation of the motor are disposed in the electrical box 30, the micro switch 31 is connected in series with the motor shift switch 31, and the range hood is controlled to be turned on and turned off by turning on and off the micro switch 31.
In this embodiment, the micro switch 31 includes a switch body 311, a switch operation key 312 and a switch pressing piece 313 are disposed on one side of the switch body 311 facing the movable bracket 20, one end of the switch pressing piece 313 is fixedly connected to the switch body 311, the back surface of the other end of the switch pressing piece 313 is in contact fit with the switch operation key 312, a switch roller 314 is disposed on the front surface of the other end of the switch pressing piece 313, and the switch roller 314 is used for contact fit with the movable bracket 20.
In this embodiment, the electrical box 30 includes a box body and a cover plate 33, the box body is connected to the cover plate 33 to form an accommodating cavity and an opening, the switch body 311 is disposed in the accommodating cavity, and the switch pressing sheet 313 and the switch roller 314 are exposed out of the opening.
In this embodiment, the moving bracket 20 includes a bracket body and contact portions 23 located at two sides of the bracket body, one of the contact portions 23 of the bracket body is in contact fit with the switch roller 314 of the micro switch 31, and when the moving bracket 20 slides and extends relative to the range hood main body 10, the one of the contact portions 23 of the bracket body is separated from the switch roller 314 of the micro switch 31.
As shown in FIG. 8, the normally open point of the microswitch 31(K1) is electrically connected with the control end of the motor switch K3, and the control end of the microswitch 31 is connected with an AC220-240V/50HZ power supply.
In this embodiment, the electrical box 30 is further provided with a light switch 34, and the light switch 34 is electrically connected to the microswitch 31.
Wherein, the first end of light switch 34(K2) is connected with micro-gap switch 31's control end electricity, and the pilot lamp is connected to the second end of light switch 34, and the third end of light switch 34 is connected with micro-gap switch 31's normal open point, motor switch K3's control end electricity.
In this embodiment, the movable bracket 20 is a smoke baffle of the range hood.
In practical application, a microswitch 31 is connected in series with the front end of a motor gear switch 31 (rocker switch) of the range hood, and the on and off of the microswitch 31 is controlled by a smoke baffle of the range hood. When the range switch of the range hood is in any one range, the whole range hood is controlled to be turned on and off by turning on and off the microswitch 31. When the smoke baffle is in a pull-out (opening) state, the range hood is in an opening state, and when the smoke baffle is in a close (closing) state, the range hood is in a closing state.
Therefore, the whole range hood is opened and closed by the contact and disconnection between the smoke baffle and the microswitch 31. When the range hood is used, the smoke baffle is drawn out, and the range hood is in an open state, so that the range hood can be operated more conveniently and simply; when the range hood is not used, the smoke baffle plate is closed, the range hood is in a closed state, and the whole machine is perfectly matched with the kitchen cabinet.
In addition, the two smoke baffle plates can respectively extend out or retract relative to the containing cavity, so that the smoke collecting area of the range hood is increased, and the oil smoke blocking efficiency is improved; but also can not influence the integral shape of the product and the convenience and comfort of the user when the user works in the kitchen.
It should be noted that the above is only a preferred embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made to the present invention by using the design concept also fall within the protection scope of the present invention.
Claims (8)
1. The utility model provides a range hood with automatic switching device which characterized in that includes:
the range hood comprises a range hood main body and an automatic switching device, wherein the range hood main body is provided with a movable support, guide rails are arranged on two sides of the bottom end of the range hood main body, the automatic switching device is installed on the inner side of one of the guide rails and is electrically connected with a motor of the range hood main body, the movable support is in sliding fit in a guide groove of the guide rails and is abutted against a micro switch of the automatic switching device, and when the movable support slides and extends out relative to the range hood main body, the movable support is separated from the micro switch of the automatic switching device so as to enable the automatic switching device to be switched on and powered;
the automatic switch device comprises an electrical appliance box, wherein the electrical appliance box is internally provided with a microswitch and a motor gear switch used for controlling the rotation of a motor, the microswitch is connected with the motor gear switch in series, and the opening and the closing of the range hood are controlled by opening and breaking the microswitch.
2. The range hood with automatic switching device according to claim 1, wherein:
the microswitch comprises a switch body, wherein a switch operation key and a switch pressing sheet are arranged on one side, facing the moving support, of the switch body, one end of the switch pressing sheet is fixedly connected with the switch body, the back face of the other end of the switch pressing sheet is in contact fit with the switch operation key, a switch roller is arranged on the front face of the other end of the switch pressing sheet, and the switch roller is used for being in contact fit with the moving support.
3. The range hood with automatic switching device according to claim 2, wherein:
the electric appliance box comprises a box body and a cover plate, the box body is connected with the cover plate to form a containing cavity and an open part, the switch body is arranged in the containing cavity, and the switch pressing sheet and the switch rolling wheel are exposed out of the open part.
4. The range hood with automatic switching device according to claim 3, wherein:
the movable support comprises a support body and contact parts positioned on two sides of the support body, one contact part of the support body is in contact fit with a switch roller of the micro switch, and when the movable support slides and extends out relative to the range hood main body, one contact part of the support body is separated from the switch roller of the micro switch.
5. The range hood with automatic switching device according to claim 1, wherein:
the normally open point of the microswitch is electrically connected with the control end of the motor switch, and the control end of the microswitch is connected with the power supply.
6. The range hood with automatic switching device according to claim 5, wherein:
and a lamp switch is also arranged on the electrical appliance box and is electrically connected with the microswitch.
7. The range hood with automatic switching device according to claim 6, wherein:
the first end of the lamp switch is electrically connected with the control end of the microswitch, the second end of the lamp switch is connected with the indicator light, and the third end of the lamp switch is electrically connected with the normally-on point of the microswitch and the control end of the motor switch.
8. The range hood with automatic opening and closing device according to any one of claims 1 to 7, wherein:
the movable support is a smoke baffle plate of the range hood.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121822412.5U CN215412057U (en) | 2021-08-05 | 2021-08-05 | Range hood with automatic switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121822412.5U CN215412057U (en) | 2021-08-05 | 2021-08-05 | Range hood with automatic switch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215412057U true CN215412057U (en) | 2022-01-04 |
Family
ID=79657608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121822412.5U Active CN215412057U (en) | 2021-08-05 | 2021-08-05 | Range hood with automatic switch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215412057U (en) |
-
2021
- 2021-08-05 CN CN202121822412.5U patent/CN215412057U/en active Active
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