CN107170593A - A kind of microswitch and washing machine - Google Patents
A kind of microswitch and washing machine Download PDFInfo
- Publication number
- CN107170593A CN107170593A CN201710446583.4A CN201710446583A CN107170593A CN 107170593 A CN107170593 A CN 107170593A CN 201710446583 A CN201710446583 A CN 201710446583A CN 107170593 A CN107170593 A CN 107170593A
- Authority
- CN
- China
- Prior art keywords
- microswitch
- movable contact
- depression bar
- contact
- button
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/16—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. for a door switch, a limit switch, a floor-levelling switch of a lift
- H01H3/161—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. for a door switch, a limit switch, a floor-levelling switch of a lift for actuation by moving a closing member, e.g. door, cover or lid
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/42—Safety arrangements, e.g. for stopping rotation of the receptacle upon opening of the casing door
-
- D06F2224/00—
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Textile Engineering (AREA)
- Push-Button Switches (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The invention discloses a kind of microswitch and washing machine.Microswitch includes the housing and depression bar of closing, stationary contact and movable contact are provided with the housing, the housing is provided with button and at least one groove, one end of the depression bar is caught in the groove and can acted by fulcrum of the groove, when pressing the depression bar, the depression bar, which pushes the button, makes the movable contact contact or depart from the stationary contact, so as to realize the break-make of microswitch.Stationary contact and movable contact are arranged in the housing of closing, can avoid getting rusty with moisture, so that microswitch loose contact is avoided, so as to ensure the product quality of washing machine.
Description
Technical field
The present invention relates to washing machine technology field, more particularly to a kind of microswitch and washing machine.
Background technology
The ＇ of microswitch 1 that washing machine is provided with, it is therefore an objective to ensure in washing course of washing machine especially in dehydration
In, when user opens the ＇ of washing machine cover 4 or the operating of steel ladle large eccentricity suddenly, detection signal is delivered to washing machine rapidly
Controller simultaneously controls washing machine to stop operating, so as to avoid the steel ladle rotated at a high speed to the injury of user or compared with large eccentricity
When shock to casing of washing machine.
The existing ＇ of microswitch 1 ＇ of sheet metal 11 is naked to be exposed on the external, and easily contact aqueous vapor is got rusty, and makes the ＇'s of microswitch 1
The reliability reduction of the ＇ of sheet metal 11 contacts, causes poor electric contact；And the existing ＇ of microswitch 1 is disconnects the ＇ of sheet metal 11,
The angle that the ＇ of washing machine cover 4 is opened is fixed, it is impossible to which, according to adjusting the need for user, the using effect of user is poor.
The content of the invention
The first object of the present invention is the microswitch for proposing that a kind of contact is more reliable.
For up to this purpose, the present invention uses following technical scheme：
A kind of microswitch, includes being provided with stationary contact and movable contact in the housing and depression bar of closing, the housing, described
Housing is provided with button and at least one groove, one end of the depression bar be caught in the groove and can using the groove as
Fulcrum is acted, when pressing the depression bar, and the depression bar, which pushes the button, makes the movable contact be contacted with the stationary contact or de-
From so as to realize the break-make of microswitch.
Wherein, movable contact spring, terminal and spring are additionally provided with the housing, the movable contact is arranged at the movable contact spring
One end, the stationary contact is arranged at the terminal, and the spring is fixed in the housing, and makes the other end of the movable contact spring
It is resisted against the button.
Wherein, the stationary contact is located at the lower section of the movable contact, when pressing the depression bar, the depression bar push it is described by
Button, the movable contact spring, which is moved down, contacts the movable contact and the stationary contact, the microswitch closure；Unclamp the pressure
During bar, the button and the movable contact spring reset under the restoring force effect of the spring, the movable contact and the stationary contact
Depart from, the microswitch disconnects.
Wherein, the stationary contact is located at the top of the movable contact, when pressing the depression bar, the depression bar push it is described by
Button, the movable contact spring, which is moved down, departs from the movable contact and the stationary contact, and the microswitch disconnects；Unclamp the pressure
During bar, the button and the movable contact spring reset under the restoring force effect of the spring, the movable contact and the stationary contact
Contact, the microswitch closure.
Wherein, one end of the depression bar extends to form inverted T-type structure towards the housing, the groove with it is described inverted T shaped
Respective outer side edges, so that the two ends of the end of the inverted T-type structure are caught in the groove；The other end of the depression bar is stress
End.
Wherein, multiple grooves are located at described button the same side and aligned with the button.
Wherein, when distance of the groove away from the button is in disengaging critical point with the movable contact and the stationary contact
The depression bar is inversely proportional around the angle that the groove is rotated.
Wherein, in addition to fixture, the housing is connected to the fixture.
The second object of the present invention is to propose a kind of washing machine, and the contact of wherein microswitch is more reliable.
For up to this purpose, the present invention uses following technical scheme：
A kind of washing machine, including above-mentioned microswitch.
Wherein, the microswitch is arranged in control panel rest for washing machine and coordinated with the hinged end of lid, and switch is described
During lid, the lid unclamps or presses the depression bar so that the movable contact and stationary contact contact or disengaging.
Beneficial effect：The invention provides a kind of microswitch and washing machine.Microswitch includes the housing and pressure of closing
Stationary contact and movable contact are provided with bar, the housing, the housing is provided with button and at least one groove, the depression bar
One end be caught in the groove and can be acted by fulcrum of the groove, during the pressing depression bar, the depression bar pushes institute
Stating button makes the movable contact contact or depart from the stationary contact, so as to realize the break-make of microswitch.Stationary contact is touched with dynamic
Point is arranged in the housing of closing, can avoid getting rusty with moisture, so that microswitch loose contact is avoided, so as to protect
Demonstrate,prove the product quality of washing machine.
Brief description of the drawings
Fig. 1 is the structural representation of microswitch in the prior art；
Fig. 2 is the structural representation of microswitch and lid in the prior art；
Fig. 3 is the partial enlarged drawing at A in Fig. 2；
Fig. 4 is the part-structure schematic diagram for the microswitch that the embodiment of the present invention 1 is provided；
Fig. 5 is the structural representation one for the depression bar that the embodiment of the present invention 1 is provided；
Fig. 6 is the structural representation two for the depression bar that the embodiment of the present invention 1 is provided；
Fig. 7 is the sectional view one of the part-structure for the microswitch that the embodiment of the present invention 1 is provided；
Fig. 8 is the sectional view two of the part-structure for the microswitch that the embodiment of the present invention 1 is provided；
Fig. 9 is the structural representation one for the microswitch that the embodiment of the present invention 1 is provided；
Figure 10 is the structural representation two for the microswitch that the embodiment of the present invention 1 is provided；
Figure 11 is the structural representation three for the microswitch that the embodiment of the present invention 1 is provided；
Figure 12 is the installation diagram of the microswitch that the embodiment of the present invention 2 is provided and lid；
Figure 13 is the partial enlarged drawing at B in Figure 12；
Figure 14 is the installation diagram explosive view of the microswitch that the embodiment of the present invention 2 is provided and lid.
Wherein：
1st, housing；11st, stationary contact；12nd, movable contact；13rd, button；14th, groove；15th, movable contact spring；16th, spring；17th, terminal；
18th, support member；
2nd, depression bar；3rd, fixture；
4th, lid；
1 ＇, microswitch；11 ＇, sheet metal；4 ＇, lid.
Embodiment
For make present invention solves the technical problem that, the technical scheme that uses and the technique effect that reaches it is clearer, below
Technical scheme is further illustrated with reference to accompanying drawing and by embodiment.
Embodiment 1
As shown in Fig. 4-Figure 11, a kind of microswitch is present embodiments provided, includes the housing 1 and depression bar 2 of closing, housing
Stationary contact 11 and movable contact 12 are inside provided with, housing is provided with button 13 and at least one groove 14, and one end of depression bar 2 is caught in
Groove 14 is interior and can be that fulcrum is acted with groove 14, and during by moulded rod 2, the push button 13 of depression bar 2 makes movable contact 12 and stationary contact
The contact of point 11 departs from, so as to realize the break-make of microswitch.Stationary contact 11 and movable contact 12 are arranged at the housing 1 of closing
It is interior, it can avoid getting rusty with moisture, so that microswitch loose contact is avoided, so as to ensure the product quality of washing machine；
Depression bar 2 can be support motion, connected mode letter with groove 14 by being caught in the connection realized in groove 14 with housing 1
It is single, depression bar 2 is caught in different grooves 14, the stroke for changing microswitch can be corresponded to, be i.e. depression bar 2 is with the groove 14 of connection
The rotational angle of fulcrum will change therewith, so as to realize that the stroke of microswitch is adjustable.
Specifically, one end of depression bar 2 forms inverted T-type structure towards the extension of housing 1, and groove 14 coordinates with inverted T-type structure,
So that the two ends of the end of inverted T-type structure can be caught in groove 14, so as to realize the connection of depression bar 2 and housing 1；Depression bar 2
The other end is force side and extended to the direction of button 13 so that depression bar 2, groove 14 and button 13 constitute lever construction, pass through
Force side is pressed, and then presses button 13, the break-make of microswitch is realized.
Movable contact spring 15, terminal 17 and spring 16 are additionally provided with housing 1, movable contact 12 is arranged at one end of movable contact spring 15,
Stationary contact 11 is arranged at terminal 17, and spring 16 is fixed in housing 1, and the other end of movable contact spring 15 is resisted against button 13.Branch
Support member 18 is provided with sliding eye, and movable contact spring 15 passes through sliding eye, it is possible to slided up and down in the presence of button 13 along sliding eye.
Wherein, stationary contact 11 can be located at the top of movable contact 12, or the lower section with movable contact 12.As shown in fig. 7, stationary contact
11 are located at the lower section of movable contact 12, and when not by moulded rod 2, movable contact 12 is not contacted with stationary contact 11, when by moulded rod 2, pressure
The push button 13 of bar 2, because movable contact spring 15 includes straight and bending two parts, when pushing movable contact spring 15, the part position of bending
The upper surface of sliding eye will be connected in the part of sliding eye, straight portion is moved downward to moving contact 12 and is connect with static contact 11
Touch, now microswitch is closed；Unclamp after depression bar 2, button 13 and movable contact spring 15 reset in the presence of the restoring force of spring 16,
Now, movable contact 12 and stationary contact 11 depart from, and microswitch disconnects.
As shown in figure 8, stationary contact 11 is located at the top of movable contact 12, and when not pressing moulded rod 2, movable contact 12 and stationary contact
11 are abutted, and now microswitch is closed；When by moulded rod 2, the push button 13 of depression bar 2, movable contact spring 15, which is moved down, to be made to touch
Point 12 and stationary contact 11 depart from, and microswitch disconnects；When unclamping depression bar 2, the restoring force of button 13 and movable contact spring 15 in spring 16
Effect is lower to be resetted, and movable contact 12 and stationary contact 11 are contacted, microswitch closure.
The angle rotated around groove 14 is needed to adjust depression bar 2 when the stroke of microswitch, i.e. microswitch disconnect critical point
Degree, groove 14 can set two or more.Multiple grooves 14 are located at the same side of button 13 and aligned with button 13, more
When changing different grooves 14, the distance of the point contacted on depression bar 2 with button 13 and groove 14 will change therewith, thus button 13 to
Lower mobile identical apart from when, the groove 14 of the relative connection in the force side of depression bar 2, the i.e. rotational angle of fulcrum will change therewith.
Wherein, distance of the groove 14 away from button 13 is in depression bar 2 when departing from critical point with movable contact 12 and stationary contact 11 and rotated around groove 4
Angle be inversely proportional.
The present embodiment is introduced exemplified by setting 3 grooves 14.As shown in Figure 10, when the force side for needing depression bar 2 turns downwards
When power-off critical point is got to after dynamic larger angle, depression bar 2 can be installed at the groove 14 nearest from button 13, this
When, depression bar 2 is needed centered on groove 14, is rotated down after larger angle, can make button 13 move down needs away from
From so that movable contact 12 and stationary contact 11 are contacted or departed from；As shown in figure 11, when the force side for needing depression bar 2 is rotated down
When can be powered off after less angle, depression bar 2 can be installed at the groove 14 farthest from button 13, now, depression bar 2 is with recessed
Rotated down centered on groove 14 after smaller angle, it becomes possible to button 13 is moved down the distance of needs, so that movable contact 12
Contact or depart from stationary contact 11；Similarly, as shown in figure 5, when the angle for needing the force side of depression bar 2 to rotate down is moderate,
Depression bar 2 is connected to positioned at middle groove 14.By setting multiple grooves 14, the stroke of microswitch makes the present embodiment
In microswitch can be adjusted according to the need for user.
Depression bar 2 can be sheet metal in the present embodiment, and the intensity of sheet metal is higher, and good endurance can meet fine motion and open
The demand needed repeatedly by moulded rod 2 is closed, depression bar 2 can also be made up of other materials, not be restricted herein.
Microswitch in the present embodiment also includes fixture 3, and housing 1 is connected to fixture 3, and fixture 3 opens fine motion
Close mounted in place, to meet use demand.
Embodiment 2
As shown in Figure 10-Figure 14, the microswitch in a kind of washing machine, including embodiment 1 is present embodiments provided.Stationary contact
Point 11 and movable contact 12 are arranged in the housing 1 of closing, can avoid getting rusty with moisture, so as to avoid microswitch from connecing
Touch bad, it is ensured that the quality of washing machine；Depression bar 2, and can be with groove by being caught in the connection realized in groove 14 with housing 1
14 be support motion, and connected mode is simple, and depression bar 2 is caught in different grooves 14, can correspond to the stroke for changing microswitch,
I.e. depression bar 2 will be changed therewith with the groove 14 of connection for the rotational angle of fulcrum, so as to realize that the stroke of microswitch is adjustable.
Microswitch can be arranged in control panel rest for washing machine, and is coordinated with the hinged end of lid 4, depression bar 2 by
Power end is overlapped on the jointed shaft of lid 4 and washing machine body so that switch lid 4 when, lid 4 unclamp or by moulded rod 2 so that
Movable contact 12 and stationary contact 11 are contacted or departed from.
Specifically, when closing lid 4, lid 4 can be by moulded rod 2, the now internal structure of microswitch such as Fig. 7
Shown, movable contact spring 15 is moved down so that movable contact 12 and stationary contact 11 are contacted, microswitch closure, washing machine normal work；
When lid 4 is opened, lid 4 unclamps depression bar 2, and movable contact spring 15 and button 13 reset, and stationary contact 11 and movable contact 12 depart from, fine motion
Switch off, washing machine stops operating.
Similarly, when closing lid 4, lid 4 can also unclamp depression bar 2, now the internal structure of microswitch such as Fig. 8 institutes
Show, button 13 is not stressed, movable contact spring 15 is remained stationary as, movable contact 12 and stationary contact 11 are contacted, microswitch closure, washing machine
Normal work；When lid 4 is opened, 4 times moulded rods of lid 2, movable contact spring 15 is moved down, and stationary contact 11 and movable contact 12 are de-
From microswitch disconnects, and washing machine stops operating.
Above content is only presently preferred embodiments of the present invention, for one of ordinary skill in the art, according to the present invention's
Thought, will change in specific embodiments and applications, and this specification content should not be construed as to the present invention
Limitation.
Claims (10)
1. a kind of microswitch, it is characterised in that be provided with stationary contact in housing (1) and depression bar (2) including closing, the housing
Point (11) and movable contact (12), the housing are provided with button (13) and at least one groove (14), the one of the depression bar (2)
End is caught in the groove (14) and can acted with the groove (14) for fulcrum, when pressing depression bar (2), the depression bar
(2) pushing the button (13) makes the movable contact (12) contact or depart from the stationary contact (11), so as to realize that fine motion is opened
The break-make of pass.
2. microswitch as claimed in claim 1, it is characterised in that movable contact spring (15), end are additionally provided with the housing (1)
Sub (17) and spring (16), the movable contact (12) are arranged at one end of the movable contact spring (15), and the stationary contact (11) is set
In the terminal (17), the spring (16) is fixed in the housing (1), and make the other end of the movable contact spring (15) against
In the button (13).
3. microswitch as claimed in claim 2, it is characterised in that the stationary contact (11) is located at the movable contact (12)
Lower section, when pressing depression bar (2), the depression bar (2) pushes the button (13), and the movable contact spring (15), which moves down, makes institute
State movable contact (12) and the stationary contact (11) contact, the microswitch closure；When unclamping the depression bar (2), the button
(13) resetted with the movable contact spring (15) under the restoring force effect of the spring (16), the movable contact (12) and the stationary contact
Point (11) departs from, and the microswitch disconnects.
4. microswitch as claimed in claim 2, it is characterised in that the stationary contact (11) is located at the movable contact (12)
Top, when pressing depression bar (2), the depression bar (2) pushes the button (13), and the movable contact spring (15), which moves down, makes institute
State movable contact (12) and the stationary contact (11) departs from, the microswitch disconnects；When unclamping the depression bar (2), the button
(13) resetted with the movable contact spring (15) under the restoring force effect of the spring (16), the movable contact (12) and the stationary contact
Point (11) is contacted, the microswitch closure.
5. microswitch as claimed in claim 1, it is characterised in that prolong towards the housing (1) one end of the depression bar (2)
Stretch to form inverted T-type structure, the groove (14) coordinates with the inverted T-type structure, so that the two ends of the end of the inverted T-type structure
It is caught in the groove (14)；The other end of the depression bar (2) is force side.
6. the microswitch as described in claim any one of 1-5, it is characterised in that multiple grooves (14) are located at described press
Button (13) the same side and aligned with the button (13).
7. microswitch as claimed in claim 6, it is characterised in that distance of the groove (14) away from the button (13) with
The movable contact (12) and the stationary contact (11) are in what the depression bar (2) when departing from critical point rotated around the groove (4)
Angle is inversely proportional.
8. the microswitch as described in claim any one of 1-5, it is characterised in that also including fixture (3), the housing
(1) it is connected to the fixture (3).
9. a kind of washing machine, it is characterised in that including the microswitch as described in claim any one of 1-8.
10. washing machine as claimed in claim 9, it is characterised in that the microswitch is arranged in control panel rest for washing machine
And coordinate with the hinged end of lid (4), when switching lid (4), the lid (4) unclamp or press the depression bar (2) with
The movable contact (12) and the stationary contact (11) is set to contact or depart from.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710446583.4A CN107170593A (en) | 2017-06-14 | 2017-06-14 | A kind of microswitch and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710446583.4A CN107170593A (en) | 2017-06-14 | 2017-06-14 | A kind of microswitch and washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107170593A true CN107170593A (en) | 2017-09-15 |
Family
ID=59818428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710446583.4A Pending CN107170593A (en) | 2017-06-14 | 2017-06-14 | A kind of microswitch and washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107170593A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108807055A (en) * | 2018-06-28 | 2018-11-13 | 厦门宏发汽车电子有限公司 | A kind of the contact wipe release mechanism and its switch of switch |
| CN110828203A (en) * | 2018-08-14 | 2020-02-21 | 新巨企业股份有限公司 | Stroke adjusting cover applied to elastic sheet type microswitch |
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| CN201181421Y (en) * | 2007-12-18 | 2009-01-14 | 模帝科股份有限公司 | Press device of limit switch |
| CN101363185A (en) * | 2007-08-10 | 2009-02-11 | 海尔集团公司 | Device for controlling cover-opening and electricity-shut-off chain of refrigerator |
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| CN203950713U (en) * | 2014-07-19 | 2014-11-19 | 乐清市金鼎电子科技有限公司 | Sensitive switch |
| CN204480932U (en) * | 2015-04-24 | 2015-07-15 | 惠州市弘宝电器有限公司 | A kind of universal sensitive switch |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DD73566A (en) * | ||||
| CN2583157Y (en) * | 2002-09-10 | 2003-10-29 | 无锡小天鹅股份有限公司 | Safety door switch for washing machine |
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| CN101363185A (en) * | 2007-08-10 | 2009-02-11 | 海尔集团公司 | Device for controlling cover-opening and electricity-shut-off chain of refrigerator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108807055A (en) * | 2018-06-28 | 2018-11-13 | 厦门宏发汽车电子有限公司 | A kind of the contact wipe release mechanism and its switch of switch |
| CN108807055B (en) * | 2018-06-28 | 2023-11-24 | 厦门宏发汽车电子有限公司 | Contact sliding disconnection mechanism of switch and switch thereof |
| CN110828203A (en) * | 2018-08-14 | 2020-02-21 | 新巨企业股份有限公司 | Stroke adjusting cover applied to elastic sheet type microswitch |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20170915 |