CN203131928U - Protective device of cooking range electronic switch - Google Patents
Protective device of cooking range electronic switch Download PDFInfo
- Publication number
- CN203131928U CN203131928U CN 201320077083 CN201320077083U CN203131928U CN 203131928 U CN203131928 U CN 203131928U CN 201320077083 CN201320077083 CN 201320077083 CN 201320077083 U CN201320077083 U CN 201320077083U CN 203131928 U CN203131928 U CN 203131928U
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- electronic switch
- cavity
- cylindrical cavity
- protective device
- air inducing
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Abstract
The utility model relates to a protective device of a cooking range electronic switch. The protective device comprises an air pipe joint, an air pipe connected with an air source and a shell containing a mounting surface and an induced air cavity, and is characterized in that an electronic switch of the device is placed in the centre of the induced air cavity of the shell of the induced air cavity, and annular induced air gaps are formed between the induced air cavity and the electronic switch; and an outlet end of the induced air cavity is a conical surface which gradually shrinks, air outlet gaps arranged on air outlets are smaller than the induced air gap, the electronic switch is fixed on one side of a cooking range through the mounting surface on the shell, the air pipe joint of the device is connected to the shell, and the air pipe of the device is connected with the air pipe joint. The protective device provided by the utility model has the beneficial effects that an air curtain generated by the protective device is utilized to separate the electronic switch from harsh environment factors such as high-temperature air between the electronic switch and the cooking range, flame, oil smoke and steam, the electronic switch is cooled and dried so as to be protected, further, the service life of an energy-saving device is prolonged, and meanwhile, the failure rate of the energy-saving device is greatly reduced.
Description
Technical field
The utility model relates to the technical field of kitchen and toilet facility accessory, relates in particular to a kind of cooking stove electronic switch protective device.
Background technology
Kitchen range preventing dry combustion energy-saving appliance is owing to welcome in the effectively energy-conservation market that is subjected to, but the electronic switch of controlling cooking stove igniting and relevant electrical equipment is in the adverse circumstances such as high temperature air, flame and the oil smoke of cooking stove, aqueous vapor, is greatly affected its service life, fault is also extremely many, and brings many maintenance problems.
Summary of the invention
The purpose of this utility model is to provide a kind of protective device of cooking stove electronic switch, the wind regime that utilizes the air blast in the former cooking stove to produce, and the air curtain that produces around electronic switch is kept apart electronic switch adverse circumstances of living in it.The concrete technical scheme of described protective device is as follows:
Described cooking stove electronic switch protective device comprises blast connection, connects the airduct of wind regime and comprises installed surface and the housing in air inducing chamber; the electronic switch that it is characterized in that device places the air inducing chamber central authorities of air inducing cavity shell; make and form annular air inducing slit between air inducing chamber and the electronic switch; the air inducing chamber port of export is the taper surface that shrinks gradually; make the air-out slit at air outlet place less than the air inducing slit; electronic switch is fixed in a side of cooking stove by the installed surface on the housing; the blast connection of device is connected on the housing, and the airduct of device is connected with blast connection.
The feature of described cooking stove electronic switch protective device also is; described housing is made up of installing plate and cavity; installing plate is connected in cavity one end; one side of installing plate is provided with installed surface; comprise air inducing chamber and a lead-in wire chamber simultaneously in the cavity inboard; the lead-in wire chamber places air inducing chamber one end; and be communicated with the air inducing chamber; be respectively equipped with installing hole and fairlead at the installing plate corresponding to air inducing chamber and lead-in wire position, chamber; blast connection is connected on the housing by installing hole, and the electric connection line on the electronic switch is drawn by the fairlead sealing.
The feature of described cooking stove electronic switch protective device is that also described air inducing chamber is cylindrical cavity, and the port of export of this cylindrical cavity is the taper seat that shrinks gradually.
The feature of described cooking stove electronic switch protective device is that also the installing plate of described housing passes through screw or welding or binding agent and is connected with the cavity of device case.
The feature of described cooking stove electronic switch protective device also is; the housing of described cylindrical cavity is provided with several screws that spin along this cavity radial direction; or in cylindrical cavity, be provided with cavity face and several the radial location faces equidistant with the center of cylindrical cavity of protruding from; or be provided with the screw that radially just spins along this cavity and in cylindrical cavity, be provided with at the housing corresponding to cylindrical cavity and protrude from cavity face and be in radial location face on the same face of cylinder, electronic switch is by several screws; or by several radial location faces; or make electronic switch be positioned at the central authorities of cylindrical cavity by the combination of radial location face and screw.
The feature of described cooking stove electronic switch protective device also is, the radial location face in the described housing is the plane vertical with housing cylindrical cavity radius, or be with cylindrical cavity concentric and radius of curvature less than the arc surface of cylindrical cavity radius.
The feature of described cooking stove electronic switch protective device also is, is provided with the axial locating surface that protrudes from cavity face in the cylindrical cavity of described housing, and this axial locating surface is vertical with the cylindrical cavity medial surface with radial location face respectively.
The feature of described cooking stove electronic switch protective device also is, is provided with at least one projection in the cylindrical cavity of described housing, and axial locating surface is arranged on a side of this projection simultaneously; Or being provided with vertically the rib that arranges in the cylindrical cavity, radial location face and axial locating surface are separately positioned on corresponding orthogonal of this rib.
The feature of described cooking stove electronic switch protective device is that also the installing hole on the described housing installing plate and fairlead are circular hole, and installing hole is concentric with described cylindrical cavity.
The feature of described cooking stove electronic switch protective device is that also the electric connection line on the described electronic switch is drawn by the sealant sealing by fairlead.
The utility model beneficial effect is; utilize air curtain that protective device produces that adverse circumstances factors such as electronic switch and cooking stove high temperature air (flame), oil smoke, aqueous vapor are kept apart; and to electronic switch cooling, drying; thereby play the effect of protection electronic switch; make the service life of energy-saving appliance elongated, greatly reduce fault rate simultaneously.
Description of drawings
Fig. 1 is the structural representation of the protective device of cooking stove electronic switch.
Fig. 2 is the installation site schematic diagram of protective device shown in Figure 1.
Fig. 3 is protective device A shown in Figure 1 position partial enlarged drawing.
Fig. 4 is electronic switch carries out radial location by radial location face in protective device schematic diagram.
Fig. 5 is the cross section view of the B-B of protective device shown in Fig. 4 position.
Fig. 6 is the C of protective device shown in Fig. 4 position partial enlarged drawing.
Fig. 7 is that electronic switch is by three schematic diagrames that carry out radial location perpendicular to the plane of cylindrical cavity radius.
Fig. 8 is that the section of the protective device structure E-E position of cooking stove electronic switch is looked schematic diagram.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
The utility model is a kind of protective device that adopts under the abominable working environment of cooking stove at the cooking stove electronic switch, and accompanying drawing 1 is the utility model one specific embodiment.Among the figure, cooking stove electronic switch protective device comprises blast connection 1, airduct 2 and comprises installed surface 30a and the housing 3 in air inducing chamber 32.The electronic switch 4 of required protection places air inducing chamber 32 central authorities of the air inducing cavity shell 3 of the utility model protective device; make and form annular air inducing slit 5 between air inducing chamber 32 and the electronic switch 4; air inducing chamber 32 ports of export are the taper surface 34 that shrinks gradually, make the air-out slit 35 at air outlet place less than air inducing slit 5.Electronic switch 4 is fixed in a side of cooking stove by the installed surface 31 on the housing 3, and referring to Fig. 2, the blast connection 1 in the device is connected on the housing 3, and this pipe joint and the airduct 2 that is connected wind regime connect, and the wind regime in the present embodiment is an air blast 11.
Housing of the present utility model can be designed to multiple version, and the housing 3 of present embodiment is formed (referring to Fig. 1) by installing plate 30 and cavity 31, and installing plate 30 is connected in cavity 31 1 ends, and installing plate 30 and cavity 31 are connected by screw.Certainly also can connect by other means, for example be connected and installed plate 30 and cavity 31 by welding or with binding agent.Above-mentioned installed surface 30a is arranged on the side of installing plate 30; Cavity 31 inboards also are provided with a lead-in wire chamber (also air inducing chamber 32 can be prolonged backward certainly, form the cavity of lead-in wire chamber 33 and 32 unifications of air inducing chamber) 33 except comprising above-mentioned air inducing chamber 32, the chamber 33 that goes between places air inducing chamber 32 1 ends, and with being communicated with of air inducing chamber 32.Because electronic switch 4 profiles are cylindrical, thus lead-in wire chamber 33 be designed to cylindrical cavity, the port of export of this cylindrical cavity be the taper seat 34 of contraction gradually.Be respectively equipped with installing hole 30b and fairlead 30c at the installing plate corresponding to air inducing chamber 32 and lead-in wire 33 positions, chamber, blast connection 1 is connected on the housing 3 by installing hole 30b, and the electric connection line 41 on the electronic switch 4 is drawn by fairlead 30c sealing.The preferable embodiment that sealing is drawn is the space of adopting sealant 39 to fill in the fairlead, and electric connection line 41 sealings are drawn.
In the air inducing chamber 32 of placing, carry out axial location for the ease of electronic switch 4, in the cylindrical cavity in air inducing chamber 32, be provided with the axial locating surface 36a that protrudes from cavity face, this axial locating surface 36a is arranged on the side of a boss 36 in the cylindrical cavity, and vertical with the medial surface of cylindrical cavity, see also Fig. 3.
In order to make electronic switch 4 in radial location, make it to be in cylindrical cavity 32 central authorities equally, need corresponding radial location structure.The structure of realization electronic switch 4 radial locations has multiple, enumerates wherein three kinds below.
One, be to be provided with several screws 6 that spin along this cavity radial direction at the housing corresponding to cylindrical cavity, present embodiment is provided with three screws 6, wherein two screws are positioned at same radial position, another screw is positioned at this two screw and differs in 180 ° the radial position (referring to Fig. 1), screw 6 stretches out the medial surface of cylindrical cavity, and the length of stretching out by adjustment screw 6 makes electronic switch 4 be in the middle position of cylindrical cavity, guarantees the formation in air inducing gap 5 and air-out gap 35.This kind screw positioning and fixing structure cooperates at least one above-mentioned boss that is provided with axial locating surface 36 again, just can finish the three-dimensional localization of electronic switch 4 in cylindrical cavity.
Its two, be that the medial surface setting at cylindrical cavity protrudes from cavity face and several the radial location face 32a equidistant with the center of cylindrical cavity.Present embodiment is at uniform three the radial location face 32a of cylindrical cavity circumferential direction, preferable design is: radial location face 32a is the arc surface concentric with cylindrical cavity, and the radius of curvature of arc surface is less than the cylindrical cavity radius and be slightly larger than the radius of electronic switch 4, but make electronic switch 4 close-fittings in radial location face 32a, referring to Fig. 4-6.Also radial location face 32a can be made the plane perpendicular to the cylindrical cavity radius.
A kind of preferable design is at cylindrical cavity medial surface 32c the rib 37 that stretches vertically to be set, and above-mentioned radial location face 32a and axial locating surface 36a are separately positioned on corresponding orthogonal of this rib, referring to Fig. 6.
Its three, be that above-mentioned two kinds of structures are carried out comprehensively, namely adopt radial location face 32a location and tighten up the location with screw 6, referring to Fig. 7-8.Employing has two ribs 37 of above-mentioned radial location face 32a and axial locating surface 36a, these two ribs be distributed in cylindrical cavity medial surface 32c two in the radial direction, electronic switch obtains radial location at two radial location face 32a of this two rib, and carry out axial location by axial locating surface 32b, screw screw 6 at last and make electronic switch 4 be fixed on the central authorities of cylindrical cavity.
When protective device of the present utility model is worked; the wind that air blast 11 produces enters air inducing chamber 32 through airduct 2; wrap electronic switch 4 along the annular air inducing slit 5 between air inducing chamber 32 and the electronic switch 4 then; flow to air-out slit 35; because the existence of taper seat 34 in air inducing chamber 32; cause the narrow annular channel 35 of air outlet less than air inducing slit 5; cause the flow velocity quickening of wind herein; after going out air outlet; before electronic switch 4, form powerful air curtain; intercepted high temperature bluster effectively; oil smoke; aqueous vapor is near electronic switch 4; simultaneously in conjunction with the wind that flows through electronic switch 4 through annular air inducing slit 5; realization is whole aeration-cooling to electronic switch; desiccation makes electronic switch 4 be in a low temperature; dry; no oil smoke; in the excellent environment of no steam.
Claims (10)
1. a cooking stove electronic switch protective device is characterized in that comprising blast connection, connects the airduct of wind regime and comprises installed surface and the housing in air inducing chamber; Described electronic switch places the described air inducing chamber central authorities of described housing, forms annular air inducing slit between air inducing chamber and the electronic switch, and the air inducing chamber port of export is the taper surface that shrinks gradually, and the air-out slit at described port of export place is less than described air inducing slit; Electronic switch is fixed in a side of described cooking stove by the described installed surface on the housing; Described blast connection is connected in housing, and described airduct is connected with blast connection.
2. according to the described a kind of cooking stove electronic switch protective device of claim 1, it is characterized in that described housing is made up of installing plate and cavity, described installing plate is connected in cavity one end, and described installed surface is located on the side of installing plate; Described cavity inboard comprises described air inducing chamber and a lead-in wire chamber, and described lead-in wire chamber places air inducing chamber one end, and is communicated with the air inducing chamber; Be respectively equipped with installing hole and fairlead at the installing plate corresponding to air inducing chamber and lead-in wire position, chamber, blast connection is connected in described housing by installing hole, and the electric connection line on the electronic switch is drawn by the fairlead sealing.
3. according to the described a kind of cooking stove electronic switch protective device of claim 2, it is characterized in that described air inducing chamber is cylindrical cavity, the described port of export of this cylindrical cavity is the taper seat that shrinks gradually.
4. according to the described a kind of cooking stove electronic switch protective device of claim 2, the installing plate that it is characterized in that described housing is connected with described cavity by screw or welding or binding agent.
5. according to the described a kind of cooking stove electronic switch protective device of claim 3; it is characterized in that being provided with several screws that spin along this cavity radial direction at the housing corresponding to described cylindrical cavity; or in described cylindrical cavity, be provided with cavity face and several the radial location faces equidistant with the center of cylindrical cavity of protruding from; or be provided with the screw that radially just spins along this cavity and in described cylindrical cavity, be provided with at the housing corresponding to described cylindrical cavity and protrude from cavity face and be in radial location face on the same face of cylinder, described electronic switch is by described several screws; or by described several radial location faces; or make described electronic switch place the central authorities of cylindrical cavity by radial location face and screw.
6. according to the described a kind of cooking stove electronic switch protective device of claim 5, it is characterized in that described radial location face is the plane vertical with described cylindrical cavity radius, or be that the concentric and radius of curvature of cylindrical cavity is less than the arc surface of cylindrical cavity radius.
7. according to the described a kind of cooking stove electronic switch protective device of claim 3, it is characterized in that being provided with the axial locating surface that protrudes from cavity face in described cylindrical cavity, this axial locating surface is vertical with the cylindrical cavity medial surface with described radial location face respectively.
8. according to each described a kind of cooking stove electronic switch protective device of claim 5-7, it is characterized in that being provided with at least one projection in described cylindrical cavity, described axial locating surface is arranged on a side of this projection; Or being provided with vertically the rib that arranges in the described cylindrical cavity, described radial location face and axial locating surface are separately positioned on corresponding orthogonal of this rib.
9. according to the described a kind of cooking stove electronic switch protective device of claim 2, it is characterized in that described installing hole and fairlead are circular hole, and installing hole is concentric with described cylindrical cavity.
10. a kind of cooking stove electronic switch protective device according to claim 9 is characterized in that the electric connection line on the described electronic switch is drawn by the sealant sealing by fairlead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320077083 CN203131928U (en) | 2013-02-19 | 2013-02-19 | Protective device of cooking range electronic switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320077083 CN203131928U (en) | 2013-02-19 | 2013-02-19 | Protective device of cooking range electronic switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203131928U true CN203131928U (en) | 2013-08-14 |
Family
ID=48939902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320077083 Withdrawn - After Issue CN203131928U (en) | 2013-02-19 | 2013-02-19 | Protective device of cooking range electronic switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203131928U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103104943A (en) * | 2013-02-19 | 2013-05-15 | 张跃虎 | Protection device for cooking range electronic switch |
-
2013
- 2013-02-19 CN CN 201320077083 patent/CN203131928U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103104943A (en) * | 2013-02-19 | 2013-05-15 | 张跃虎 | Protection device for cooking range electronic switch |
| CN103104943B (en) * | 2013-02-19 | 2015-02-04 | 张跃虎 | Protection device for cooking range electronic switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Protection device for cooking range electronic switch Effective date of registration: 20131111 Granted publication date: 20130814 Pledgee: Wuhan Zhongyuan Jinbei trade limited company Pledgor: Zhang Yuehu Registration number: 2013420000022 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20140409 Granted publication date: 20130814 Pledgee: Wuhan Zhongyuan Jinbei trade limited company Pledgor: Zhang Yuehu Registration number: 2013420000022 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| ASS | Succession or assignment of patent right |
Owner name: HUBEI ZHONGRUI TIANNENG ENERGY CONSERVATION TECHNO Free format text: FORMER OWNER: ZHANG YUEHU Effective date: 20140508 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 430011 WUHAN, HUBEI PROVINCE TO: 430000 WUHAN, HUBEI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140508 Address after: 430000 Hubei Province, Wuhan city Hongshan District eight building 1 layer 9 staroad zhangjiewan Patentee after: HUBEI ZHONGRUITIANHENG ENERGY SAVING TECHNOLOGY DEVELOPMENT CO., LTD. Address before: 430011 No. 358, Dai Jia Shan, Jiang'an District, Hubei, Wuhan Patentee before: Zhang Yuehu |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20130814 Effective date of abandoning: 20150204 |
|
| RGAV | Abandon patent right to avoid regrant |