CN203823856U - Flip type range hood provided with protection switch - Google Patents
Flip type range hood provided with protection switch Download PDFInfo
- Publication number
- CN203823856U CN203823856U CN201420247809.XU CN201420247809U CN203823856U CN 203823856 U CN203823856 U CN 203823856U CN 201420247809 U CN201420247809 U CN 201420247809U CN 203823856 U CN203823856 U CN 203823856U
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- CN
- China
- Prior art keywords
- switch
- protection switch
- panel
- exhaust fan
- fume exhaust
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
A flip type range hood provided with a protection switch comprises a casing, a fan system arranged in the casing, an air inlet located at the front part of the casing and a control circuit controlling the fan system, wherein a panel is hinged at the air inlet through a crank arm, a fan switch and the protection switch connected with the fan switch in series are arranged in the control circuit, and a trigger part is formed in the crank arm and triggers the protection switch to be switched on or switched off. Compared with the prior art, the provided flip type range hood provided with the protection switch has the advantages as follows: the protection switch is arranged in the control circuit and is triggered by the crank arm on the panel to be switched on or switched off, so that the panel is required to be opened firstly before the fan system is opened; and when the panel is in a closed state, the fan system cannot be started, and the defect that a motor is damaged by the fan system before the panel is opened is overcome.
Description
Technical field
The utility model relates to a kind of range hood, relates in particular to a kind of lid fume exhaust fan with protection switch.
Background technology
Near-suction type oil smoke suction machine is difficult for while operation because of its user meeting and discussing, inlet scoop closely makes the good user's of being subject to of smoke absorption effect favor day by day, particularly flip-shell closely inhale range hood apart from the kitchen range top.At present; on market, popular flip structure has electronic renovating with armstrong's patent to renovate two large classes; existing armstrong's patent is renovated nearly suction range hood and is had larger defect; when user forgets when inlet scoop cover plate being started and pressing blower fan wind speed key; fan operation is in the duty of inlet scoop blocking; affect the normal heat radiation of blower motor, can cause motor because of overtemperature protection stall until damage.
Utility model content
Technical problem to be solved in the utility model is to overcome the deficiency of above-mentioned prior art, and a kind of lid fume exhaust fan with protection switch is provided.
The main technical schemes that the lid fume exhaust fan with protection switch that provides according to utility model adopts is: comprise casing, be arranged on blower fan system in casing, be positioned at the air inlet of described casing front portion and control the control circuit of described blower fan system; described air inlet place is hinged with panel by connecting lever; the protection switch that is provided with fan switch in described control circuit and connects with described fan switch; on described connecting lever, be formed with and trigger position, described protection switch closure is triggered at described triggering position.
The lid fume exhaust fan with protection switch that utility model provides also adopts following attached technical scheme:
Described protection switch is approach switch, and after described panel is opened, described triggering position is relative with described approach switch, and after described panel closure, described triggering position and described approach switch stagger.
Described approach switch is inductance approach switch, and described triggering position is provided with magnetic part, and described magnetic part matches with described inductance approach switch.
Described magnetic part is magnet steel.
Described protection switch is contact-making switch, and after described panel is opened, described triggering position leans described contact-making switch, and after described panel closure, described triggering position departs from described contact-making switch.
Described contact-making switch comprises the static contact and the movable contact spring that are arranged on described housing, and described movable contact spring contacts or throws off with described static contact.
On described casing, be also provided with illuminating lamp, described illuminating lamp is provided with lighting circuit, and described lighting circuit is in parallel with described control circuit or be connected in series.
Described lighting circuit is provided with light switch.
In described casing, be provided with support, described protection switch is arranged on described support.
Described protection switch is provided with mobilizable two nuts, on described support, offers installing hole, and described protection switch interts in described installing hole, and described in two, nut lays respectively at described installing hole both sides and clamps described support.
Described air inlet place is provided with screen pack.
Described fan switch is multi-gear switch.
The lid fume exhaust fan with protection switch providing according to utility model compared with prior art tool has the following advantages: the utility model by arranging protection switch in control circuit; and this protection switch is triggered closed by the connecting lever on panel; blower fan system in the utility model is needed first by panel opening before startup; at panel during in closure state; blower fan system cannot start; before having overcome panel and not opening; start the damage that blower fan system causes motor, effectively extended the service life of product.
Brief description of the drawings
Fig. 1 is the cutaway view of utility model embodiment mono-.
The enlarged drawing of A in Fig. 2 Fig. 1.
Fig. 3 is the structure chart of protective device rack-mount in utility model embodiment mono-while coordinating with the magnetic part on connecting lever.
Structure chart when Fig. 4 is utility model embodiment mono-panel unlatching.
Fig. 5 is circuit theory diagrams when lighting circuit is in parallel with control circuit in utility model embodiment mono-.
Fig. 6 is circuit theory diagrams when lighting circuit is connected with control circuit in utility model embodiment mono-.
Detailed description of the invention
Embodiment mono-
Referring to Fig. 1 to Fig. 6; the panel providing according to utility model can automatic open-close range hood embodiment; comprise casing 1, be arranged on blower fan system in casing 1, be positioned at the air inlet 11 of described casing 1 front portion and control the control circuit of described blower fan system; described air inlet 11 places are hinged with panel 2 by connecting lever 4; the protection switch 5 that is provided with fan switch 3 in described control circuit and connects with described fan switch 3; on described connecting lever 4, be formed with and trigger position 41, described protection switch 5 closures are triggered at described triggering position 41.The utility model by arranging protection switch 5 in control circuit; and this protection switch 5 triggers closure by the connecting lever 4 on panel 2; make the blower fan system in the utility model before startup, need first panel 2 to be opened; at panel 2 during in closure state; blower fan system cannot start; before having overcome panel 2 and not opening, start the damage that blower fan system causes motor, effectively extended the service life of product.
Referring to Fig. 1 to Fig. 3 and Fig. 5, Fig. 6, according to utility model the above embodiments, described protection switch 5 is approach switch; after described panel 2 is opened; described triggering position 41 is relative with described approach switch, and after described panel 2 closures, stagger with described approach switch in described triggering position 41.Protection switch 5 adopts approach switch, and it is simple in structure, easy to assembly, reliable in action, stable performance, long service life, and antijamming capability is strong, and has waterproof, the feature such as shockproof, corrosion-resistant.
Referring to Fig. 3, Fig. 5 and Fig. 6, according to utility model the above embodiments, described approach switch is inductance approach switch, and described triggering position 41 is provided with magnetic part 6, and described magnetic part 6 matches with described inductance approach switch.Described magnetic part is magnet steel.Approach switch in the present embodiment adopts inductance approach switch, and is triggered by the magnet steel that is arranged on triggering position 41, and when use, performance is more stable, action is more reliable.
Referring to Fig. 5 and Fig. 6, according to utility model the above embodiments, on described casing 1, be also provided with illuminating lamp 7, described illuminating lamp 7 is provided with lighting circuit, and described lighting circuit is in parallel with described control circuit or be connected in series.Described lighting circuit is provided with light switch 8.When lighting circuit is in parallel with control circuit, the unlatching of illuminating lamp 7 is not subject to the restriction of panel 2 states, and whether panel 2 is opened illuminating lamp 7 and all can be opened; When lighting circuit is connected with control circuit, the unlatching of illuminating lamp 7 is subject to the restriction of panel 2 states, and when panel 2 is opened, illuminating lamp 7 can be opened, and when panel 2 is closed, illuminating lamp 7 cannot be opened.
Referring to Fig. 1 and Fig. 3, according to utility model the above embodiments, in described casing 1, be provided with support 12, described protection switch 5 is arranged on described support 12.Described protection switch 5 is provided with mobilizable two nuts 9, on described support 12, offers installing hole, and described protection switch 5 interts in described installing hole, and described in two, nut 9 lays respectively at described installing hole both sides and clamps described support 12.Protection switch 5 adopt said structure be arranged on simple in structure on casing 1, easy to assembly, use time safe and reliable.
Referring to Fig. 4, according to utility model the above embodiments, described air inlet 11 places are provided with screen pack 10.In use procedure, the setting of screen pack 10 can prevent that the light-weight articles on the kitchen range top is inhaled into, safe and reliable when use.
Referring to Fig. 5 and Fig. 6, according to utility model the above embodiments, described fan switch 3 is multi-gear switch.More flexible when use.
The utility model also can be arranged on inductance approach switch the triggering position of connecting lever, magnet steel is arranged on casing, to realize the technical purpose same with above-described embodiment.
Embodiment bis-
The present embodiment range hood and above-described embodiment one are roughly the same; difference is that the protection switch in the present embodiment is contact-making switch; described protection switch is contact-making switch; after described panel is opened; described triggering position leans described contact-making switch; after described panel closure, described triggering position departs from described contact-making switch.Described contact-making switch comprises the static contact and the movable contact spring that are arranged on described housing, and described movable contact spring contacts or throws off with described static contact.When concrete use, after panel is opened, triggering position leans contact-making switch makes movable contact spring contact with static contact, realizes the closure of contact-making switch; After panel closure, trigger position disengaging approach switch movable contact spring and static contact are thrown off, realize the disconnection of contact-making switch.Protection switch adopts contact-making switch, and it is simple in structure, easy to assembly, reliable in action, reduced the production cost of product.Triggering position in the present embodiment is not a certain privileged site on connecting lever, can be any position that can lean approach switch closure on connecting lever.
Although illustrated and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that in the situation that not departing from principle of the present utility model and spirit and can change these embodiment, scope of the present utility model is limited by claims and equivalent thereof.
Claims (10)
1. the lid fume exhaust fan with protection switch; comprise casing, be arranged on blower fan system in casing, be positioned at the air inlet of described casing front portion and control the control circuit of described blower fan system; described air inlet place is hinged with panel by connecting lever; it is characterized in that: the protection switch that is provided with fan switch in described control circuit and connects with described fan switch; on described connecting lever, be formed with and trigger position, described protection switch closure is triggered at described triggering position.
2. the lid fume exhaust fan with protection switch according to claim 1; it is characterized in that: described protection switch is approach switch, after described panel is opened, described triggering position is relative with described approach switch; after described panel closure, described triggering position and described approach switch stagger.
3. the lid fume exhaust fan with protection switch according to claim 2, is characterized in that: described approach switch is inductance approach switch, and described triggering position is provided with magnetic part, and described magnetic part matches with described inductance approach switch.
4. the lid fume exhaust fan with protection switch according to claim 3, is characterized in that: described magnetic part is magnet steel.
5. the lid fume exhaust fan with protection switch according to claim 1; it is characterized in that: described protection switch is contact-making switch, after described panel is opened, described triggering position leans described contact-making switch; after described panel closure, described triggering position departs from described contact-making switch.
6. the lid fume exhaust fan with protection switch according to claim 5, is characterized in that: described contact-making switch comprises the static contact and the movable contact spring that are arranged on housing, and described movable contact spring contacts or throws off with described static contact.
7. the lid fume exhaust fan with protection switch according to claim 1, is characterized in that: on described casing, be also provided with illuminating lamp, described illuminating lamp is provided with lighting circuit, and described lighting circuit is in parallel with described control circuit or be connected in series.
8. the lid fume exhaust fan with protection switch according to claim 7, is characterized in that: described lighting circuit is provided with light switch.
9. according to the lid fume exhaust fan with protection switch described in claim 1-8 any one, it is characterized in that: in described casing, be provided with support, described protection switch is arranged on described support.
10. the lid fume exhaust fan with protection switch according to claim 9; it is characterized in that: described protection switch is provided with mobilizable two nuts; on described support, offer installing hole; described protection switch interts in described installing hole, and described in two, nut lays respectively at described installing hole both sides and clamps described support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420247809.XU CN203823856U (en) | 2014-05-14 | 2014-05-14 | Flip type range hood provided with protection switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420247809.XU CN203823856U (en) | 2014-05-14 | 2014-05-14 | Flip type range hood provided with protection switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203823856U true CN203823856U (en) | 2014-09-10 |
Family
ID=51479348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420247809.XU Expired - Fee Related CN203823856U (en) | 2014-05-14 | 2014-05-14 | Flip type range hood provided with protection switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203823856U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501256A (en) * | 2014-12-12 | 2015-04-08 | 浙江帅康电气股份有限公司 | Manual-automatic integrated flapping type near extractor hood |
| CN109595629A (en) * | 2017-09-30 | 2019-04-09 | 宁波方太厨具有限公司 | A kind of near-suction type oil smoke suction machine |
| CN109595645A (en) * | 2017-09-30 | 2019-04-09 | 宁波方太厨具有限公司 | A kind of near-suction type oil smoke suction machine |
| CN109595636A (en) * | 2017-09-30 | 2019-04-09 | 宁波方太厨具有限公司 | A kind of near-suction type oil smoke suction machine |
-
2014
- 2014-05-14 CN CN201420247809.XU patent/CN203823856U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501256A (en) * | 2014-12-12 | 2015-04-08 | 浙江帅康电气股份有限公司 | Manual-automatic integrated flapping type near extractor hood |
| CN104501256B (en) * | 2014-12-12 | 2017-04-12 | 浙江帅康电气股份有限公司 | Manual-automatic integrated flapping type near extractor hood |
| CN109595629A (en) * | 2017-09-30 | 2019-04-09 | 宁波方太厨具有限公司 | A kind of near-suction type oil smoke suction machine |
| CN109595645A (en) * | 2017-09-30 | 2019-04-09 | 宁波方太厨具有限公司 | A kind of near-suction type oil smoke suction machine |
| CN109595636A (en) * | 2017-09-30 | 2019-04-09 | 宁波方太厨具有限公司 | A kind of near-suction type oil smoke suction machine |
| CN109595629B (en) * | 2017-09-30 | 2024-01-16 | 宁波方太厨具有限公司 | Near-suction type range hood |
| CN109595636B (en) * | 2017-09-30 | 2024-01-16 | 宁波方太厨具有限公司 | Near-suction type range hood |
| CN109595645B (en) * | 2017-09-30 | 2024-01-16 | 宁波方太厨具有限公司 | Near-suction type range hood |
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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: 20140910 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |