CN201859781U - Switching device for household appliances - Google Patents
Switching device for household appliances Download PDFInfo
- Publication number
- CN201859781U CN201859781U CN201020616660XU CN201020616660U CN201859781U CN 201859781 U CN201859781 U CN 201859781U CN 201020616660X U CN201020616660X U CN 201020616660XU CN 201020616660 U CN201020616660 U CN 201020616660U CN 201859781 U CN201859781 U CN 201859781U
- Authority
- CN
- China
- Prior art keywords
- push rod
- baffle plate
- fixed mount
- reference column
- contact
- 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 - Lifetime
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims description 5
- 230000000295 complement effect Effects 0.000 claims description 3
- 238000002788 crimping Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000006073 displacement reaction Methods 0.000 description 5
- 239000012634 fragment Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Abstract
A conversion device of a household appliance comprises a microswitch electrically connected with a control circuit, wherein a fixing frame fixedly connected with the microswitch is arranged on the microswitch, and a telescopic touch component is arranged at the position of the fixing frame, which corresponds to a contact point of the microswitch. The touch component comprises a baffle and an ejector rod, one end of the ejector rod is provided with an ejector rod contact, and a sliding hole is formed in the position, corresponding to the ejector rod contact, of the baffle. The utility model discloses an add telescopic touch part to the start and close of realization control circuit controls machine work, when the ejector pin contact atress promptly, the ejector pin after the certain stroke is pushed backward to the ejector pin baffle touch micro-gap switch, thereby closed micro-gap switch forms a control circuit, when the external force that the ejector pin received is less than spring force, the ejector pin baffle can not touch micro-gap switch, and this micro-gap switch is in the open mode, forms another kind of control circuit's conversion; the device has the characteristics of simple and reasonable structure, flexible and convenient operation, high safety degree, reliable performance and low manufacturing cost.
Description
Technical field
The utility model relates to a kind of conversion equipment of household electrical appliance.
Background technology
Chinese patent literature CN201327785Y discloses a kind of sensitive switch on October 14th, 2009.Comprise pedestal, be inlaid in the common pin on the pedestal, normally closed pin, often open pin, button and switching mechanism, common pin was from switching to and often open pin and contact with normally closed pin contact condition when button was pressed, it is characterized in that: switching mechanism comprises a shell fragment, have transverse concave groove on the front and rear surfaces of public pin top with interlacing up and down respectively, have two strip through-holes on the shell fragment along its length symmetrically it is partitioned into a left side successively, in, right three, wherein left, on the right sheet respectively transversely truncation be divided into upper left, lower-left and upper right, four of bottom rights also are stuck in the transverse concave groove on the public pin and upwards arch upward.It is said that it upwards arches upward owing to shell fragment, when button is pressed, can can guarantee the state that presses of shell fragment and public pin all the time, electric conductivity is stable, in addition, because shell fragment directly is stuck on the public pin, has reduced amount of parts and assembly process, provides cost savings.But its manufacturing cost is higher, and assembling is comparatively complicated, parts bring some inconvenience in replacing and maintenance process.Therefore, be necessary to be further improved and perfect.
The utility model content
The purpose of this utility model aims to provide the conversion equipment of the household electrical appliance of a kind of simple and reasonable, dependable performance and flexible and convenient operation, to overcome weak point of the prior art.
Press the conversion equipment of a kind of household electrical appliance of this purpose design, comprise the sensitive switch that is electrically connected with control circuit, sensitive switch is provided with fixedly connected with it fixed mount, and its architectural feature is that the contact position of the corresponding sensitive switch of described fixed mount is provided with telescopic shake-up parts.
Described shake-up parts comprise baffle plate and push rod, and an end of push rod is provided with the push rod contact, and the position of the corresponding push rod of baffle plate contact has offered slide opening; The mutual socket of push rod and baffle plate, and the push rod contact passes on the slide opening of baffle plate.
The other end of described push rod is provided with the push rod reference column, and fixed mount is provided with the clearance position of the band location hole that is complementary with it, and the push rod reference column stretches in the location hole of fixed mount; The outer wall of push rod extends a push rod baffle plate, and this push rod baffle plate is arranged between push rod reference column and the push rod contact.
The left and right sides of described fixed mount extends installation base, and the position of the corresponding installation base of baffle plate is provided with the screw post and cooperates fixing with it; The common sliding stroke that forms push rod between the clearance position of fixed mount and the baffle plate.
Described push rod slides and is arranged between fixed mount and the baffle plate, the push rod baffle plate on the push rod and the contact of sensitive switch or lean with baffle plate; Be provided with spring in the location hole of fixed mount, this spring and the mutual socket of push rod reference column, and fix with the crimping of push rod baffle plate.
The diameter of the external diameter of the diameter＞spring of location hole＞push rod reference column on the described fixed mount.
The length of the degree of depth of location hole＞push rod reference column on the length＞fixed mount of described spring.
The diameter of the diameter＞push rod of slide opening on the described baffle plate.
Offer more than one positioning hole on the described sensitive switch, the position of the corresponding location hole in the top of fixed mount is respectively equipped with the projection of reference column and band screw; Location hole and reference column on the sensitive switch socket-connect, and are fixedly arranged between two projections.
The utility model is by setting up telescopic shake-up parts, control machine works with the keying that realizes control circuit, promptly when the push rod contact is stressed, the push rod baffle plate touched sensitive switch after push rod was passed certain stroke backward, thereby closed sensitive switch forms a kind of control loop, and the external force that is subjected to when push rod is during less than spring force, and the push rod baffle plate can not touch sensitive switch, this sensitive switch is in open mode, forms the conversion of another kind of control loop; It has simple and reasonable, flexible and convenient operation, safe coefficient height, dependable performance and the low characteristics of cost of manufacture.
Description of drawings
Fig. 1 is an embodiment decomposition texture schematic diagram of the present utility model.
Fig. 2 is the push rod baffle plate and the closed mutually perspective view of sensitive switch on the push rod.
The perspective view that Fig. 3 is separated for the push rod baffle plate on the push rod and sensitive switch.
Among the figure: 1 is sensitive switch, and 1.1 is the contact, and 2 is fixed mount, and 2.1 is projection, and 2.2 is reference column, 2.3 be location hole, 3 is spring, 4 is push rod, and 4.1 is the push rod contact, and 4.2 is the push rod baffle plate, 4.3 be the push rod reference column, 5 is baffle plate, 5.1 is slide opening, and 5.2 is the screw post.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.
Referring to Fig. 1-Fig. 3, the conversion equipment of these household electrical appliance comprises the sensitive switch 1 that is electrically connected with control circuit, and sensitive switch 1 is provided with fixedly connected with it fixed mount 2.Offer two location holes 2.3 on the sensitive switch 1, the position of the corresponding location hole 2.3 in the top of fixed mount 2 is respectively equipped with the projection 2.1 of reference column 2.2 and band screw.Location hole 2.3 on the sensitive switch 1 socket-connects with reference column 2.2, and is fixedly arranged between two projections 2.1, is used for accurately fixedly sensitive switch 1, prevents that sensitive switch 1 is subjected to displacement.
1.1 positions, contact of fixed mount 2 corresponding sensitive switches 1 are provided with telescopic shake-up parts, thereby come folding sensitive switch 1 to cut off or closed circuit reaches the purpose of automatic location, spacing and conversion by touching parts.Touch parts and comprise baffle plate 5 and push rod 4, an end of push rod 4 is provided with push rod contact 4.1, and the position of baffle plate 5 corresponding push rod contacts 4.1 has offered slide opening 5.1, push rod 4 and baffle plate 5 mutual sockets, and push rod contact 4.1 passes on the slide opening 5.1 of baffle plate 5.The diameter of the diameter＞push rod 4 of slide opening 5.1 on the baffle plate 5 can smooth and easyly stretch push rod 4.
The other end of push rod 4 is provided with push rod reference column 4.3, and fixed mount 2 is provided with the clearance position of the band location hole 2.3 that is complementary with it, and push rod reference column 4.3 stretches in the location hole 2.3 of fixed mount 2.Be provided with spring 3 in this location hole 2.3, this spring 3 and the 4.3 mutual sockets of push rod reference column, and fix with 4.2 crimping of push rod baffle plate, the diameter of the external diameter of the diameter＞spring 3 of location hole 2.3＞push rod reference column 4.3 on the fixed mount 2, and the length of the degree of depth＞push rod reference column 4.3 of location hole 2.3 on the length＞fixed mount 2 of spring 3.Its purpose is: the direction of control push rod 4 linear telescopics, and power is provided for the stretching, extension of push rod 4, can guarantee that again push rod 4 has enough spaces simultaneously.
The outer wall of push rod 4 extends a push rod baffle plate 4.2, and this push rod baffle plate 4.2 is arranged between push rod reference column 4.3 and the push rod contact 4.1.Push rod 4 slides and is arranged between fixed mount 2 and the baffle plate 5, the left and right sides of fixed mount 2 extends installation base, the position of baffle plate 5 corresponding screw posts 5.2 be provided with the screw post cooperate with it fixing, the common sliding stroke that forms push rod 4 between the clearance position of fixed mount 2 and the baffle plate 5.During work, push rod 4 displacement backward when push rod contact 4.1 is stressed, the external force that push rod 4 is subjected to is during greater than spring 3 elastic force and the contact 1.1 of push rod baffle plate 4.2 and sensitive switch 1 on the push rod 4 is leant, and forms effective displacement and makes sensitive switch 1 be closure state.When terminal contacts before the push rod 4 1.1 is stressed can not reach active position inadequately the time, the push rod baffle plate 4.2 on the push rod 4 leans with baffle plate 5, and sensitive switch 1 is in open mode.
Operation principle of the present utility model is: by active force control push rod 4 shift lengths in the external world, baffle plate 5 control push rods 4 maximum extension strokes, thereby by push rod 4 front and back stretching routine folding sensitive switches 1, realize the conversion of circuit, reach automatic location and spacing purpose simultaneously.It is with should producing two kinds of different situations, first kind of situation when the household electrical appliance: the movable part that control makes the displacement of push rod 4 reach coverage and touches sensitive switch 1 and make it closedly form a kind of loop control circuit when motion puts in place.Second kind of situation: the movable part of control is in motion when not in place, promptly can not make the displacement of push rod 4 reach coverage and touch sensitive switch 1 and make its closure, and sensitive switch 1 was in open mode and formed another kind of loop control circuit this moment.
Claims (9)
1. the conversion equipment of household electrical appliance, comprise the sensitive switch (1) that is electrically connected with control circuit, sensitive switch is provided with fixedly connected with it fixed mount (2), it is characterized in that the position, contact (1.1) of the corresponding sensitive switch of described fixed mount is provided with telescopic shake-up parts.
2. according to the conversion equipment of the described household electrical appliance of claim 1, it is characterized in that described shake-up parts comprise baffle plate (5) and push rod (4), an end of push rod is provided with push rod contact (4.1), and the position of the corresponding push rod of baffle plate contact has offered slide opening (5.1); The mutual socket of push rod and baffle plate, and the push rod contact passes on the slide opening of baffle plate.
3. according to the conversion equipment of the described household electrical appliance of claim 2, the other end that it is characterized in that described push rod (4) is provided with push rod reference column (4.3), fixed mount (2) is provided with the clearance position of the band location hole (2.3) that is complementary with it, and the push rod reference column stretches in the location hole of fixed mount; The outer wall of push rod extends a push rod baffle plate (4.2), and this push rod baffle plate is arranged between push rod reference column and the push rod contact.
4. according to the conversion equipment of the described household electrical appliance of claim 3, it is characterized in that the left and right sides of described fixed mount (2) extends installation base, the position of the corresponding installation base of baffle plate (5) is provided with screw post (5.2) and cooperates fixing with it; The common sliding stroke that forms push rod (4) between the clearance position of fixed mount and the baffle plate.
5. according to the conversion equipment of claim 2 or 3 or 4 described household electrical appliance, it is characterized in that described push rod (4) slip is arranged between fixed mount (2) and the baffle plate (5), the push rod baffle plate (4.2) on the push rod leans with the contact (1.1) of sensitive switch (1) or with baffle plate; Be provided with spring (3) in the location hole (2.3) of fixed mount (2), the mutually socket of this spring and push rod reference column (4.3), and fix with the crimping of push rod baffle plate.
6. according to the conversion equipment of the described household electrical appliance of claim 5, it is characterized in that the upward diameter of the external diameter＞push rod reference column (4.3) of the diameter＞spring (3) of location hole (2.2) of described fixed mount (2).
7. according to the conversion equipment of the described household electrical appliance of claim 6, it is characterized in that the length＞fixed mount (2) of described spring (3) goes up the length of the degree of depth＞push rod reference column (4.3) of location hole (2.3).
8. according to the conversion equipment of the described household electrical appliance of claim 7, it is characterized in that the upward diameter of the diameter＞push rod (4) of slide opening (5.1) of described baffle plate (5).
9. the conversion equipment of described household electrical appliance according to Claim 8, it is characterized in that offering more than one positioning hole on the described sensitive switch (1), the position of the corresponding location hole in the top of fixed mount (2) (2.3) is respectively equipped with the projection (2.1) of reference column (2.2) and band screw; Location hole and reference column on the sensitive switch socket-connect, and are fixedly arranged between two projections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020616660XU CN201859781U (en) | 2010-11-19 | 2010-11-19 | Switching device for household appliances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020616660XU CN201859781U (en) | 2010-11-19 | 2010-11-19 | Switching device for household appliances |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201859781U true CN201859781U (en) | 2011-06-08 |
Family
ID=44105582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020616660XU Expired - Lifetime CN201859781U (en) | 2010-11-19 | 2010-11-19 | Switching device for household appliances |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201859781U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102881469A (en) * | 2012-09-22 | 2013-01-16 | 天津中电华利电器科技集团有限公司 | Switching mechanism for automatic switch |
| CN108625927A (en) * | 2018-06-20 | 2018-10-09 | 安徽中鼎金亚汽车管件制造有限公司 | A kind of switch module for crankcase bleed pipe |
-
2010
- 2010-11-19 CN CN201020616660XU patent/CN201859781U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102881469A (en) * | 2012-09-22 | 2013-01-16 | 天津中电华利电器科技集团有限公司 | Switching mechanism for automatic switch |
| CN102881469B (en) * | 2012-09-22 | 2015-05-06 | 天津中电华利电器科技集团有限公司 | Switching mechanism for automatic switch |
| CN108625927A (en) * | 2018-06-20 | 2018-10-09 | 安徽中鼎金亚汽车管件制造有限公司 | A kind of switch module for crankcase bleed pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110608 |
|
| CX01 | Expiry of patent term |