CN204889613U - Closed detection switch of electric pressure cooker pot cover - Google Patents
Closed detection switch of electric pressure cooker pot cover Download PDFInfo
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- CN204889613U CN204889613U CN201520677801.1U CN201520677801U CN204889613U CN 204889613 U CN204889613 U CN 204889613U CN 201520677801 U CN201520677801 U CN 201520677801U CN 204889613 U CN204889613 U CN 204889613U
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- electric pressure
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- housing
- pressure cooker
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Abstract
The utility model discloses a closed detection switch of electric pressure cooker pot cover, it is poor to have solved current switch leakproofness, and vapor that the electric pressure cooker during operation produced can permeate and lead to the unstable problem of switch work on the micro -gap switch, its technical scheme main points are: a closed detection switch of electric pressure cooker pot cover, include the micro -gap switch who is connected with electric pressure cooker master control circuit, the last fixedly connected with casing of micro -gap switch, be provided with the trigger part who is used for being connected micro -gap switch between casing and the micro -gap switch, sealing connection has first sealing member between trigger part and the casing, the relative trigger part's of micro -gap switch the other end is connected with the lead wire, sealing connection has the second sealing member between lead wire and the casing, first sealing member, casing and second sealing member form the sealed chamber that is used for sealed micro -gap switch, the utility model discloses can guarantee that micro -gap switch can stabilize, the accurate detection achievement that carries on in the pot cover, avoid inside vapor permeates micro -gap switch, improve micro -gap switch's leakproofness.
Description
Technical field
The utility model relates to a kind of switch, and more particularly, it relates to a kind of occlusion detection switch of electric pressure cooker cover.
Background technology
Electric pressure cooking saucepan has become the indispensable housed device of present every household as present a kind of cooking appliance.It has the incomparable advantage of other cooking appliance, can meet many-sided culinary art needs, can fast, safety, automatically realize multiple cooking method, it is energy-conservation, the characteristic of nutrition is the direction that modern pursues.
Existing electric pressure cooking saucepan great majority are electric pressure cooking saucepans that a kind of pot of body is separated with pot cover.When needs electric pressure cooking saucepan is cooked, first, cover pot cover; Then, the parameters such as cooking time are adjusted; Finally, cooking switch is started.Wait for that meal is carried out afterwards.But, in above process, user by pot cover lid to pot body time, be difficult to determine pot cover and pot body whether completely sealed.If user not by pot cover and pot body correctly sealed, cooking switch can be started so equally cook, but in the process of cooking, pressure in pot just can not ensure, if especially pot cover and pot body are when correctly sealed, when pot inner pressure is brought up to a certain degree, likely send out and can explode, therefore, can threaten to the life of user.
Whether detect pot cover and pot body in the prior art correctly sealed is utilize tongue tube to detect, because domestic technique is immature, current tongue tube is mainly from external buying, and tongue tube needs external magnetic region to move, therefore also need the outer magnetic installing magnetic force suitable to match, simultaneously because magnetically-actuated reliability is not strong, and reed switch contact capacity is less, makes less stable in tongue tube use procedure.
In prior art, for above-mentioned situation, be in the Chinese patent of 201120294119.6, disclose the switching device that a kind of Combined electric pressure cooker closing lid puts in place at one section of application number, comprise one and be serially connected in microswitch on the power-on circuit of Combined electric pressure cooker; And one to be fixedly connected with the steel lid of Combined electric pressure cooker and to control the moving block of microswitch break-make, it is for controlling microswitch and disconnect and controlling microswitch connection when steel lid forwards the position that closing lid puts in place to when steel lid does not forward and cover the position put in place to.Can be solved the problems of the technologies described above by this technical scheme, reach and can detect pot cover and whether pot body completes correct locked state, ensure that electric pressure cooking saucepan can normally work.But, at electric pressure cooking saucepan in the course of the work, the microswitch installed in pot cover does not carry out sealing and arranges, and electric pressure cooking saucepan can produce high temperature and steam in working long hours, switch in electric pressure cooking saucepan there will be the phenomenon of loose contact due to the impact contacted with steam, make microswitch cisco unity malfunction, reduce the accuracy of its service life and work, simultaneously, if having on vapor permeation to switch to cause the circuit in electric pressure cooking saucepan impaired, make switch normally can not carry out the transmission of signal, and then cause detecting pot body and whether pot cover correctly covers.
Utility model content
For the deficiency that prior art exists, main purpose of the present utility model is that providing a kind of has good sealing property, stability and can improve the electric pressure cooker cover occlusion detection switch in switch service life.
For achieving the above object, the utility model provides following technical scheme: a kind of electric pressure cooker cover occlusion detection switch, comprise the microswitch be connected with electric pressure cooking saucepan governor circuit, described microswitch is fixedly connected with housing, described housing and the trigger member be provided with between microswitch for being communicated with microswitch, the first seal is sealedly connected with between described trigger member and housing, the other end of the relative trigger member of described microswitch is connected with lead-in wire, the second seal is sealedly connected with between described lead-in wire and housing, described first seal, housing and the second seal form the annular seal space for sealing microswitch.
As preferably, described trigger member comprises actuation button and the depression bar for pressing actuation button, and described first seal comprises sealing ring and sealing shroud, and described seal ring seal is connected between actuation button and housing, and described sealing shroud is set in actuation button.
As preferably, described housing is wholely set reinforcement and the fixing hole for installing.
As preferably, between described housing and actuation button, be fixedly installed the keeper for fixing actuation button.
As preferably, described first seal and the second seal are made by silica gel or acrylonitrile-butadiene rubber.
By adopting technique scheme, electric pressure cooking saucepan can be made in the course of the work, not only can effectively detect pot cover whether correct be locked together on pot body, can also by the first seal be tightly connected between housing and actuation button and the second seal arranged between lead-in wire and housing, the microswitch in housing is made to be in the space of a sealing, i.e. the first seal, housing and the second seal form the annular seal space for sealing microswitch, in microswitch can being made to work long hours in pot cover by sealing chamber, can not because of the vapor permeation produced in the electric pressure cooking saucepan course of work in microswitch, protection microswitch can not contact with steam, circuit is caused to be short-circuited phenomenon after avoiding steam to contact with microswitch, cause electric pressure cooking saucepan can not to detect between pot cover and pot body whether completely sealed or cause electric pressure cooking saucepan cisco unity malfunction, the service life of microswitch can be improved like this and detect the accuracy of locked state between pot cover and pot body.In addition, the first seal and the second seal can also make microswitch in electric pressure cooker cover, can not affect its normal stability worked under long-time hot environment, further increase the service life of microswitch and the stability of work.
Accompanying drawing explanation
Fig. 1 is the structural representation of the non-locked state of pot cover;
Fig. 2 is the structural representation of pot cover locked state;
Fig. 3 is the structural representation one of a kind of electric pressure cooker cover occlusion detection of the utility model switch;
Fig. 4 is the structural representation two of a kind of electric pressure cooker cover occlusion detection of the utility model switch;
Fig. 5 is the sectional view of a kind of electric pressure cooker cover occlusion detection of the utility model switch A-A;
Fig. 6 is the A portion enlarged diagram of a kind of electric pressure cooker cover occlusion detection of the utility model switch;
Fig. 7 is the exploded perspective view of a kind of electric pressure cooker cover occlusion detection of the utility model switch.
Wherein, 1, housing; 11, fixing hole; 12, reinforcement; 2, trigger member; 21, depression bar; 22, actuation button; 23, keeper; 3, microswitch; 4, the first seal; 41, sealing ring; 42, sealing shroud; 5, the second seal; 6, go between; 7, annular seal space; 8, pot cover; 81, driving lever; 82, drive block; 83, pot cover handle.
Detailed description of the invention
Referring to figs. 1 through Fig. 7, the embodiment of a kind of electric pressure cooker cover occlusion detection of the utility model switch is described further.
A kind of electric pressure cooker cover occlusion detection switch, comprise the housing 1 be fixedly connected with electric pressure cooking saucepan, housing 1 internal fixtion is provided with the microswitch 3 be connected with electric pressure cooking saucepan governor circuit and the trigger member 2 triggering described microswitch 3, the first seal 4 is sealedly connected with between trigger member 2 and housing 1, at the lead-in wire 6 that the other end of the relative trigger member 2 of microswitch 3 connects, the second seal 5 is sealedly connected with between this lead-in wire 6 and housing 1, by the first seal 4, housing 1 and the second seal 5 are formed in annular seal space 7(figure and do not mark), can make microswitch 3 that vapor permeation can not be made in the course of the work in annular seal space 7 by the annular seal space 7 formed, and then microswitch 3 can be made pot cover 8 will to be caused cannot to detect when pot body is sealed because of contacting with steam, trigger member 2 can be made can not to bring steam into when touching by the first seal 4, reach good sealing, extend the service life of microswitch 3, improve pot cover 8 and the accuracy of pot body when sealed.Can ensure can not be exposed in pot cover 8 in the junction of lead-in wire 6 with microswitch 3 by the second seal 5, and then steam can not be made to touch lead-in wire 6 and the junction of microswitch 3, make microswitch 3 obtain omnibearing seal protection.
When trigger member 2 place conflicted by driving lever 81, driving lever 81 can produce pressure to trigger member 2, make trigger member 2 can extrude microswitch 3 near one end of microswitch 3, now, microswitch 3 is connected with the governor circuit of electric pressure cooking saucepan, prove that pot cover 8 and pot body are in and correct cover state, electric pressure cooking saucepan starts normal operating conditions; When driving lever 81 departs to trigger member 2 place, driving lever 81 and trigger member 2 produce spacing, make trigger member 2 can depart from microswitch 3 near one end of microswitch 3, now, microswitch 3 can be in off-state with the governor circuit of electric pressure cooking saucepan, electric pressure cooking saucepan then cannot carry out work, is in released state or does not cover state completely between the pot cover 8 of account for voltage power pot and pot body.Like this detect pot cover 8 and pot body whether correct sealed time more accurate, extend the service life of switch simultaneously, again can not because of pot cover 8 and pot body incomplete sealed time and carry out the duty of cooking, ensure the personal safety of cook.
This trigger member 2 comprises actuation button 22 and the depression bar 21 in actuation button 22 of conflicting, on this depression bar 21 one end clamping housing 1, the state of conflicting or disconnecting is realized between the other end and driving lever 81, the first seal 4 is sealedly connected with between trigger member 2 and housing 1, this first seal 4 comprises and is arranged on sealing shroud 42 between actuation button 22 and housing 1 and sealing ring 41, sealing ring 41 and sealing shroud 42 are sealedly connected between housing 1 and actuation button 22 by rivet hot, the vapor permeation that can not produce because of electric pressure cooking saucepan when can ensure that actuation button 22 works in electric pressure cooking saucepan by the first seal 4 be tightly connected between housing 1 and actuation button 22 is inner to housing 1, ensure the normal work of microswitch 3.
Further optimization technique scheme, this housing 1 is provided with the fixing hole 11 for being fixed on pot cover 8 inside, can screw be utilized when mounted to be fixed by switch by this fixing hole 11, ensure that housing 1 can not loosen in the course of the work, improves the fastness of switch.The reinforcement 12 that housing 1 is wholely set can increase the intensity of housing 1, makes housing 1 not fragile.
Further optimization technique scheme, clamping or be bonded with keeper 23 between housing 1 and actuation button 22, this keeper 23 is enclosed in the outside of switch, the phenomenon that actuation button 22 can not shake when pressing or depart from can be made like this, improve actuation button 22 and contact with the stable of microswitch 3.
Further optimization technique scheme, one end of the relative actuation button 22 of this microswitch 3 is connected with lead-in wire 6, this lead-in wire 6 is for transmission of signal, being connected with the fast plug for being connected with electric pressure cooking saucepan circuit at the other end of the relative microswitch of lead-in wire 6, between lead-in wire 6 and housing 1, being sealedly connected with the second seal 5.Steam that can not be produced in the course of the work between housing 1 and lead-in wire 6 can be made to enter into switch internal by this second seal 5, improve the sealing of switch entirety further.
First seal 4 and the second seal 5 are made by silica gel or acrylonitrile-butadiene rubber.The first seal 4 made by adopting silica gel or acrylonitrile-butadiene rubber and the second sealing all can protection switches; switch is made to have good anti-aging and resistant to elevated temperatures performance in the course of the work; preferred silica gel in the present embodiment; the price of silica gel is lower; use extensively; the first seal 4 and the second seal 5 can be made at electric pressure cooking saucepan can to bear the working environment of high temperature, the service life of switch is improved.
In the course of the work, shown in composition graphs 1 and Fig. 2, when pot cover 8 is locked together on pot body by needs, rotate pot cover handle 83, the drive block 82 be now connected with driving lever 81 is close to depression bar 21 place, and drive block 82 can drive depression bar 21, depression bar 21 produces the pressure to actuation button 22 direction under the pressure of drive block 82, actuation button 22 is connected with microswitch 3 near one end of microswitch 3, and now electric pressure cooking saucepan is in normal operating conditions, proves that pot cover 8 and pot body are in complete locked state; When pot cover 8 and the pot body of electric pressure cooking saucepan be in open mode or not completely locked state time, drive block 82 can not drive depression bar 21 to move, and now actuation button 22 also can disconnect with microswitch 3, then electric pressure cooking saucepan cisco unity malfunction.
When switch not only can be made to work in electric pressure cooking saucepan by adopting above-described embodiment, there is good sealing and heat-resisting quantity, and extend the service life of switch and increase the stability of its work, simultaneously, tongue tube is adopted to detect pot cover 8 mode whether correctly sealed with pot body compared to existing technology, the utility model is without the need to magnetically-actuated, therefore do not need the outer magnet installing magnetic force suitable to mate with tongue tube, efficiently convenient in process of manufacture, service behaviour is more stable.
The above is only preferred embodiment of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. an electric pressure cooker cover occlusion detection switch, comprise the microswitch be connected with electric pressure cooking saucepan governor circuit, it is characterized in that: described microswitch is fixedly connected with housing, described housing and the trigger member be provided with between microswitch for being connected microswitch, the first seal is sealedly connected with between described trigger member and housing, the other end of the relative trigger member of described microswitch is connected with lead-in wire, the second seal is sealedly connected with between described lead-in wire and housing, described first seal, housing and the second seal form the annular seal space for sealing microswitch.
2. follow according to a kind of electric pressure cooker cover occlusion detection switch according to claim 1, it is characterized in that: described trigger member comprises actuation button and the depression bar for pressing actuation button, described first seal comprises sealing ring and sealing shroud, described seal ring seal is connected between actuation button and housing, and described sealing shroud is set in actuation button.
3. a kind of electric pressure cooker cover occlusion detection switch according to claim 1, is characterized in that: described housing is wholely set reinforcement and the fixing hole for installing.
4. a kind of electric pressure cooker cover occlusion detection switch according to claim 2, is characterized in that: be fixedly installed the keeper for fixing actuation button between described housing and actuation button.
5. a kind of electric pressure cooker cover occlusion detection switch according to claim 1, is characterized in that: described first seal and the second seal are made by silica gel or acrylonitrile-butadiene rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520677801.1U CN204889613U (en) | 2015-09-02 | 2015-09-02 | Closed detection switch of electric pressure cooker pot cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520677801.1U CN204889613U (en) | 2015-09-02 | 2015-09-02 | Closed detection switch of electric pressure cooker pot cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204889613U true CN204889613U (en) | 2015-12-23 |
Family
ID=54911841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520677801.1U Expired - Fee Related CN204889613U (en) | 2015-09-02 | 2015-09-02 | Closed detection switch of electric pressure cooker pot cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204889613U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107397443A (en) * | 2016-05-18 | 2017-11-28 | 佛山市顺德区美的电热电器制造有限公司 | Panel assembly and cooking apparatus for cooking apparatus |
| CN109393960A (en) * | 2018-12-25 | 2019-03-01 | 乐清市通达有线电厂 | A kind of electric pressure cooker cover occlusion detection switch |
| CN110604452A (en) * | 2018-06-14 | 2019-12-24 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking utensil |
-
2015
- 2015-09-02 CN CN201520677801.1U patent/CN204889613U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107397443A (en) * | 2016-05-18 | 2017-11-28 | 佛山市顺德区美的电热电器制造有限公司 | Panel assembly and cooking apparatus for cooking apparatus |
| CN107397443B (en) * | 2016-05-18 | 2019-09-27 | 佛山市顺德区美的电热电器制造有限公司 | Panel assembly and cooking apparatus for cooking apparatus |
| CN110604452A (en) * | 2018-06-14 | 2019-12-24 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking utensil |
| CN110604452B (en) * | 2018-06-14 | 2022-02-15 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking utensil |
| CN109393960A (en) * | 2018-12-25 | 2019-03-01 | 乐清市通达有线电厂 | A kind of electric pressure cooker cover occlusion detection switch |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 Termination date: 20190902 |