CN109423832B - Safety switch for washing machine door cover and washing machine - Google Patents
Safety switch for washing machine door cover and washing machine Download PDFInfo
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- CN109423832B CN109423832B CN201710774088.6A CN201710774088A CN109423832B CN 109423832 B CN109423832 B CN 109423832B CN 201710774088 A CN201710774088 A CN 201710774088A CN 109423832 B CN109423832 B CN 109423832B
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- contact piece
- washing machine
- door cover
- safety switch
- control panel
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- 238000005406 washing Methods 0.000 title claims abstract description 64
- 230000003068 static effect Effects 0.000 description 26
- 235000014676 Phragmites communis Nutrition 0.000 description 4
- 238000010891 electric arc Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
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- 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
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/12—Casings; Tubs
- D06F39/14—Doors or covers; Securing means therefor
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The invention relates to a safety switch for a door cover of a washing machine, which comprises a first contact piece and a second contact piece which are arranged on a control panel seat of the washing machine, wherein the first contact piece and the second contact piece are arranged at intervals, the door cover of the washing machine is provided with a rotating shaft hinged with the control panel seat, the rotating shaft is provided with a bulge, and the bulge gradually presses against the first contact piece along with the closing of the door cover so as to enable the first contact piece and the second contact piece to be abutted. The invention also relates to a washing machine provided with the safety switch for the washing machine door cover. The safety switch of the invention can ensure that the washing machine can normally work only when the door cover is closed, in particular, when the door cover is opened, the first contact piece is separated from the second contact piece, the circuit is broken, the washing machine stops working, when the door cover is closed, the first contact piece is contacted with the second contact piece, the circuit is closed, and the washing machine normally works.
Description
Technical Field
The invention relates to a washing machine, in particular to a safety switch for a door cover of a washing machine.
Background
The rotary drum washing machine has high inner drum rotating speed during washing and particularly spin-drying, and a user is easily injured if the upper cover is opened by the user at the moment. Has great potential safety hazard.
In order to avoid the existence of the above potential safety hazards, the existing solutions are:
the safety switch is arranged at the rear part of the disc seat of the full-automatic washing machine, when an upper cover of the washing machine is covered, the protruding part at the rear end of the upper cover lifts the cover pull rod, the cover pull rod rotates around the fulcrum of the cover pull rod by a certain angle to drive the lower reed to upwarp, so that the lower reed is contacted with the contact of the upper reed, and the safety switch is in a power-on state. When the upper cover of the washing machine is opened, the convex part at the rear end of the upper cover is separated from the cover pull rod, the upper spring leaf and the lower spring leaf are under the elastic action of the upper spring leaf and the lower spring leaf, the contacts are separated, and the safety switch is in a power-off state.
In the prior art, the rotating shaft and the reed are embedded into the disc seat, so that the thickness of the rear part of the disc seat is thicker, and the disc seat is not beneficial to the beauty of a mini washing machine if the disc seat is applied to the mini washing machine.
In view of the above, the present invention is particularly proposed.
Disclosure of Invention
The invention aims to provide a safety switch for a washing machine door cover, which aims to realize the purposes of simple structure and small occupied space, can be applied to a mini washing machine, and is used for reducing the thickness of a control disk seat and optimizing the overall shape.
In order to realize the purpose, the invention adopts the following technical scheme:
the utility model provides a washing machine is safety switch for door closure, is including installing first contact and the second contact on washing machine control panel seat, and first contact and second contact looks interval set up, and washing machine door closure is equipped with the pivot of articulating mutually with the control panel seat, and pivot department is equipped with the arch, and the arch supports gradually along with closing of door closure and presses first contact, makes first contact and second contact inconsistent.
Further, the first contact is the level extension, and the second contact is located the below of first contact to parallel with first contact, and crisscross setting around and, the rear end of first contact and the front end of second contact are fixed, and the front end of first contact and the rear end of second contact freely set up.
Furthermore, the door cover is arranged above the control panel seat, the rear side of the control panel seat is provided with a hinge hole positioned above the panel surface of the control panel seat, the rotating shaft is arranged at the rear side of the closed door cover and is inserted into the hinge hole to enable the door cover to be opened and closed in a rotating mode, and the bulge is arranged on the rotating shaft outside the hinge hole and is arranged on the lower side of the closed door cover.
Furthermore, be equipped with the trompil on the control panel seat face, make the arch insert gradually to the trompil along with closing of door closure in, first contact and second contact are located inside the control panel seat, and the arch passes the trompil and supports gradually and presses first contact to it is inconsistent with second contact.
Furthermore, after the protrusion abuts against the first contact piece, the protrusion slides to the fixed end of the first contact piece along the surface of the first contact piece, so that the free end of the first contact piece gradually moves downwards to abut against the first contact piece and the second contact piece.
Furthermore, after the free end of the first contact piece abuts against the second contact piece, the free end of the first contact piece slides to the free end of the second contact piece along the surface of the second contact piece, so that the second contact piece is gradually bent downwards to increase the acting force between the first contact piece and the second contact piece.
Furthermore, the rear side of the control panel seat is provided with a vertically extending hinge seat, the lower side of the hinge seat is fixed inside the control panel seat, the upper side of the hinge seat penetrates through the panel surface of the control panel seat and is arranged above the control panel seat, and the hinge hole is formed in the upper side of the hinge seat and is used for connecting the door cover.
Further, the end of the projection is gradually contracted to form a cone shape;
preferably, the protrusion is in a shape of a fin gradually expanding from top to bottom along the surface of the rotating shaft.
Furthermore, the height of the protrusion penetrating through the opening is larger than the distance between the first contact piece and the opening, so that the protrusion is pressed against the first contact piece.
The invention also provides a washing machine provided with the safety switch for the door cover of the washing machine.
Compared with the prior art, the invention has the following beneficial effects:
1. the safety switch of the invention can ensure that the washing machine can normally work only when the door cover is closed, in particular, when the door cover is opened, the first contact piece is separated from the second contact piece, the circuit is broken, the washing machine stops working, when the door cover is closed, the first contact piece is contacted with the second contact piece, the circuit is closed, and the washing machine normally works.
2. The safety switch has simple structure and small occupied space, thereby reducing the thickness of the control disc seat, optimizing the integral shape and being particularly suitable for mini washing machines.
3. Through the safety switch, when the door cover is closed, namely the bulge on the door cover gradually presses the first contact piece which can elastically move up and down downwards, the first contact piece exerts an upward acting force on the door cover, namely a damping effect is exerted, so that noise, clamping injury accidents and the like caused by quick closing of the door cover are avoided.
4. In the safety switch, when the door cover is closed, compared with the prior art, the acting force between the first contact piece and the second contact piece is larger, namely the contact between the first contact piece and the second contact piece is tighter, so that the problem of unstable contact of the contact pieces caused by the vertical vibration of the washing machine is avoided.
5. In the safety switch, when the door cover is not completely closed, the first contact piece and the second contact piece are in contact with each other, namely, the safety circuit starts to work, so that the safety switch can ensure that the door cover is not completely closed to form the air holes, thereby avoiding the generation of peculiar smell.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
fig. 1 is a schematic view illustrating a structure of a washing machine with an opened door according to the present invention;
FIG. 2 shows an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic structural view illustrating a safety switch of a washing machine with a closed door according to the present invention;
wherein the names of the components are as follows:
1-door cover, 2-control panel seat, 3-first contact piece, 4-second contact piece, 5-hinge seat, 6-hinge hole, 7-rotating shaft, 8-projection, 9-opening hole.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments are clearly and completely described below, and the following embodiments are used for illustrating the present invention and are not used for limiting the scope of the present invention.
Example one
As shown in fig. 1-3, the embodiment discloses a safety switch for a washing machine door cover, which comprises a first contact piece 3 and a second contact piece 4 installed on a washing machine control panel seat 2, wherein the first contact piece 3 and the second contact piece 4 are arranged at intervals, the washing machine door cover 1 is provided with a rotating shaft 7 hinged with the control panel seat 2, a protrusion 8 is arranged on the rotating shaft 7, and the protrusion 8 gradually presses against the first contact piece 3 along with the closing of the door cover 1, so that the first contact piece 3 is pressed against the second contact piece 4.
Through the safety switch of the invention, the washing machine can normally work only when the door cover 1 is closed, specifically, when the door cover 1 is opened, the first contact piece 3 is separated from the second contact piece 4, the circuit is broken, the washing machine stops working, when the door cover 1 is closed, the first contact piece 3 is contacted with the second contact piece 4, the circuit is closed, and the washing machine normally works. The safety switch has simple structure and small occupied space, thereby reducing the thickness of the disc seat 2, optimizing the integral shape and being particularly suitable for mini washing machines.
In order to clearly describe the technical scheme of the invention, in the following embodiments, the first contact piece 3 is defined as a movable contact piece, and the second contact piece 4 is defined as a static contact piece, that is, as shown in the figure, the embodiment discloses a safety switch for a washing machine door cover, which comprises the movable contact piece and the static contact piece which are arranged on a washing machine control panel seat 2, wherein the movable contact piece and the static contact piece are arranged at intervals, the washing machine door cover 1 is provided with a rotating shaft 7 hinged with the control panel seat 2, the rotating shaft 7 is provided with a bulge 8, and the bulge 8 gradually presses the movable contact piece along with the closing of the door cover 1 so as to enable the movable contact piece and the static contact piece to be contacted.
Preferably, the end of the protrusion 8 is tapered.
Example one
As shown in fig. 1 to 3, the present embodiment is different from the first embodiment in that the movable contact piece extends horizontally, the fixed contact piece is disposed below the movable contact piece, is parallel to the movable contact piece, and is staggered back and forth, the rear end of the movable contact piece is fixed to the front end of the fixed contact piece, and the front end of the movable contact piece and the rear end of the fixed contact piece are freely disposed.
After the bulge 8 is abutted to the movable contact piece, the bulge slides to the fixed end of the movable contact piece along the surface of the movable contact piece, so that the free end of the movable contact piece is gradually abutted to the static contact piece.
Through the safety switch, when the door cover 1 is closed, namely the bulge 8 on the door cover 1 gradually pushes the movable contact spring which can elastically move up and down downwards, the movable contact spring exerts an upward acting force on the door cover 1, namely a damping effect is exerted, so that noise, clamping accidents and the like caused by quick closing of the door cover 1 are avoided. Through the arrangement, when the door cover 1 is opened, namely not acted by the bulge 8, the movable contact piece can be restored to the initial state under the action of the elasticity of the movable contact piece, namely the movable contact piece is separated from the movable contact piece, in the arrangement, the part of the movable contact piece, which is in contact with the bulge 8, is arranged at the rear side of the part of the movable contact piece, which is in contact with the static contact piece, the downward movement distance of the part of the movable contact piece, which is in contact with the static contact piece, is far greater than the downward movement distance of the part of the movable contact piece, which is in contact with the bulge 8, and under the condition that the distances between the movable contact piece and the static contact piece are the same, compared with the situation that the bulge 8 directly pushes the part of the movable contact piece, the arrangement reduces the requirement on the height of the bulge 8, shortens the height of the bulge 8 and optimizes the overall shape of the washing machine.
Preferably, the end of the protrusion 8 is tapered.
The contact area of the bulge 8 and the movable contact piece is smaller, so that the bulge 8 can slide on the surface of the movable contact piece, and the movable contact piece and the static contact piece can be contacted.
More preferably, the first contact piece is provided with a groove, and the protrusion 8 is inserted into the groove after sliding to a certain position.
The problem that the contact between the bulge 8 and the contact piece is unstable due to the vertical vibration of the washing machine is avoided by the arrangement, so that the contact stability of the contact piece is ensured.
The free end of the movable contact piece is abutted against the static contact piece and then slides to the free end of the static contact piece along the surface of the static contact piece so as to increase the acting force between the movable contact piece and the static contact piece.
In the safety switch of the invention, when the door cover 1 is closed, compared with the prior art, the acting force between the movable contact piece and the static contact piece is larger, namely the movable contact piece and the static contact piece are contacted more closely, thereby avoiding the problem of unstable contact of the contact pieces caused by the vertical vibration of the washing machine, in addition, providing deformation control for the contact pieces, and even if the contact pieces are bent and deformed, the contact pieces can be abutted. When the door cover 1 is not completely closed, the movable contact piece and the static contact piece are abutted, namely the safety circuit starts to work, so that the safety switch can ensure that the door cover 1 is not completely closed to form the air holes, thereby avoiding the generation of peculiar smell. Specifically, the above arrangement allows the stationary contact piece to have a space for moving downward when pushed by the movable contact piece because, if the stationary contact piece cannot move downward, the movable contact piece and/or the stationary contact piece may be bent and deformed when a distance for downward movement of a portion of the movable contact piece in contact with the stationary contact piece is excessively large, that is, the movable contact piece applies an excessive force to the stationary contact piece, and to avoid the above problem, the above arrangement allows the stationary contact piece to have a space for moving downward, and the stationary contact piece can be restored to the original state by its own elasticity when the door 1 is opened, that is, when not acted by the movable contact piece. In addition, on the fixed contact piece, the part far from the fixed part of the contact piece is easier to move downwards, therefore, compared with the static contact piece which is horizontally arranged below the movable contact piece and the rear end of the static contact piece is fixed in the control panel seat 2, the rear end of the static contact piece is contacted with the movable contact piece, and the part of the static contact piece which is arranged to be contacted with the movable contact piece can move downwards more easily under the pushing of the movable contact piece, thereby further reducing the possibility of bending of the movable contact piece and/or the static contact piece.
EXAMPLE III
As shown in fig. 1-3, the present embodiment is different from the first and second embodiments in that the door 1 is disposed above the control panel base 2, the hinge hole 6 is disposed on the rear side of the control panel base 2 and located above the panel surface of the control panel base 2, the rotating shaft 7 is disposed on the rear side of the closed door 1 and inserted into the hinge hole 6 to rotate the door 1 to open and close, and the protrusion 8 is disposed on the rotating shaft 7 outside the hinge hole 6 and on the lower side of the closed door 1.
The bulge 8 of the above-mentioned setting is more unobvious, the whole shape of the washing machine is optimized, the working environment of the known washing machine is dark and moist, if the inside of the control panel seat 2 is communicated with the external working environment, water drops are easily condensed on the static contact and the movable contact which are arranged in the control panel seat 2, the insulation resistance is reduced, the electric leakage is caused, the electric arc is ignited, even the electric arc is ignited, besides, the electric appliance corrosion is also caused, the electric arc is ignited by rusting, the electric arc is also ignited, through the above arrangement, when the door cover 1 is opened, the bulge 8 is arranged at the lower side of the door cover 1, therefore, when the door cover 1 is opened, the bulge 8 also seals the open hole 9, wherein, the bulge 8 can pass through the open hole 9 and can also cover the upper part of the open hole 9, thereby further avoiding the occurrence of the above problems.
It is also possible to provide an elastic sealing film at the opening 9 to close the opening 9 without interfering with the passage of the protrusion 8.
Specifically, the rear side of control panel seat 2 is equipped with vertical extension's hinge seat 5, and the downside of hinge seat 5 is fixed in inside control panel seat 2, and the upside passes control panel seat 2 quotations and locates control panel seat 1 top, and hinge hole 6 locates hinge seat 5 upside to supply door closure 1 to connect.
Preferably, a hinge seat 5 is respectively arranged on two sides of the rear side of the control panel seat 2.
More preferably, the protrusion 8 is a fin shape gradually expanding from top to bottom along the surface of the rotating shaft 7.
The connection between the protrusion 8 and the rotating shaft 7 is more reliable.
The door closure 1 is opened, and the focus of door closure 1 is located the rear side of pivot 7 to avoid door closure 1 self-closing under the action of gravity, preferred, door closure 1 is opened, and 1 lower extreme of door closure is inconsistent with the control panel seat 2 quotations that are located hinge seat 5 rear sides, makes the setting that inclines slightly backward of the relative vertical face of door closure 1, so that follow-up closing door closure 1.
Example four
As shown in fig. 1-3, the present embodiment is different from the first to third embodiments in that an opening 9 is formed on the surface of the control panel base 2, so that the protrusion 8 is gradually inserted into the opening 9 with the closing of the door cover 1, the movable contact piece and the static contact piece are arranged inside the control panel base 2, and the protrusion 8 passes through the opening 9 and gradually presses against the movable contact piece, so that the movable contact piece and the static contact piece are pressed against each other.
The height of the protrusion 8 passing through the opening 9 is larger than the distance between the movable contact piece and the opening 9, so that the protrusion 8 is pressed against the movable contact piece.
The opening 9 is at least partially overlapped with the vertical projection of the movable contact piece, and the vertical projection of the movable contact piece is at least partially overlapped with the vertical projection of the static contact piece.
Preferably, the door 1 is closed and the protrusion 8 passes through and closes the opening 9.
The working environment of the washing machine is dark and moist, if the inside of the control panel seat 2 is communicated with the external working environment, water drops are easily condensed on the static contact pieces and the movable contact pieces which are arranged in the control panel seat 2, so that the insulation resistance is reduced, accidents such as electric leakage, arcing and even arcing are caused, besides, corrosion of electric appliances is caused, and rusting also causes arcing, and in order to avoid the problems, the invention ensures that the bulge 8 penetrates through the closed opening 9.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (11)
1. A safety switch for a washing machine door cover comprises a first contact piece (3) and a second contact piece (4) which are installed on a washing machine control panel seat (2), wherein the first contact piece (3) and the second contact piece (4) are arranged at intervals, and the safety switch is characterized in that a rotating shaft (7) hinged with the control panel seat (2) is arranged on the washing machine door cover (1), a bulge (8) is arranged at the rotating shaft (7), and the bulge (8) gradually presses against the first contact piece (3) along with the closing of the door cover (1) so that the first contact piece (3) is abutted against the second contact piece (4);
the part of the first contact piece (3) which is used for being in contact with the bulge (8) is arranged at the rear side of the part of the first contact piece (3) which is used for being in contact with the second contact piece (4), and the downward movement distance of the part of the first contact piece (3) which is used for being in contact with the second contact piece (4) is larger than the downward movement distance of the part of the first contact piece (3) which is used for being in contact with the bulge (8);
when the door cover (1) is opened, the first contact piece (3) is separated from the second contact piece (4), the circuit is broken, the washing machine stops working, when the door cover (1) is closed, the first contact piece (3) is contacted with the second contact piece (4), the circuit is on, and the washing machine normally works;
when the door cover (1) is closed, the bulge (8) on the door cover (1) gradually presses downwards against the first contact piece (3) which can elastically move up and down, and the first contact piece (3) exerts an upward acting force on the door cover (1), so that the door cover (1) is prevented from being quickly closed;
when the door cover (1) is not completely closed, the first contact piece (3) is abutted against the second contact piece (4), and the safety circuit starts to work to form the air holes, so that peculiar smell is avoided.
2. The safety switch of claim 1, wherein the first contact piece (3) extends horizontally, the second contact piece (4) is arranged below the first contact piece (3), is parallel to the first contact piece (3), and is staggered from front to back, the rear end of the first contact piece (3) is fixed with the front end of the second contact piece (4), and the front end of the first contact piece (3) and the rear end of the second contact piece (4) are freely arranged.
3. The safety switch of claim 1, wherein the door cover (1) is disposed above the control panel base (2), the rear side of the control panel base (2) is provided with a hinge hole (6) above the panel surface of the control panel base (2), the rotating shaft (7) is disposed at the rear side of the closed door cover (1) and inserted into the hinge hole (6) to rotatably open and close the door cover (1), and the protrusion (8) is disposed on the rotating shaft (7) outside the hinge hole (6) and disposed at the lower side of the closed door cover (1).
4. A safety switch for a door of a washing machine according to any one of claims 1 to 3, characterized in that the panel of the control panel seat (2) is provided with an opening (9) so that the protrusion (8) is gradually inserted into the opening (9) with the closing of the door (1), the first contact piece (3) and the second contact piece (4) are arranged inside the control panel seat (2), and the protrusion (8) passes through the opening (9) and gradually presses against the first contact piece (3) so that the first contact piece (3) and the second contact piece (4) are pressed against each other.
5. A safety switch for a door cover of a washing machine according to any one of claims 1 to 3, wherein the protrusion (8) slides along the surface of the first contact piece (3) toward the fixed end of the first contact piece (3) after contacting the first contact piece (3), so that the free end of the first contact piece (3) gradually moves downward to contact the second contact piece (4).
6. A safety switch for a door of a washing machine as claimed in claim 5, wherein the free end of the first contact piece (3) abuts against the second contact piece (4) and slides along the surface of the second contact piece (4) toward the free end of the second contact piece (4), so that the second contact piece (4) is gradually bent downward to increase the acting force between the first contact piece (3) and the second contact piece (4).
7. A safety switch for a door of a washing machine according to any one of claims 1 to 3, wherein the rear side of the control panel base (2) is provided with a vertically extending hinge base (5), the lower side of the hinge base (5) is fixed inside the control panel base (2), the upper side of the hinge base passes through the panel surface of the control panel base (2) and is arranged above the control panel base (2), and the hinge hole (6) is arranged at the upper side of the hinge base (5) for the connection of the door (1).
8. A safety switch for a door of a washing machine according to any one of claims 1 to 3, wherein the end of the protrusion (8) is tapered.
9. The safety switch of claim 8, wherein the protrusion (8) has a fin shape gradually expanding from top to bottom along the surface of the rotating shaft (7).
10. A safety switch for a door of a washing machine according to claim 4, characterized in that the height of the protrusion (8) passing through the opening (9) is greater than the distance between the first contact piece (3) and the opening (9), so that the protrusion (8) presses against the first contact piece (3).
11. A washing machine equipped with a safety switch for a door cover of a washing machine according to any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710774088.6A CN109423832B (en) | 2017-08-31 | 2017-08-31 | Safety switch for washing machine door cover and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710774088.6A CN109423832B (en) | 2017-08-31 | 2017-08-31 | Safety switch for washing machine door cover and washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109423832A CN109423832A (en) | 2019-03-05 |
| CN109423832B true CN109423832B (en) | 2022-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710774088.6A Active CN109423832B (en) | 2017-08-31 | 2017-08-31 | Safety switch for washing machine door cover and washing machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN109423832B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114395899A (en) * | 2022-01-14 | 2022-04-26 | Tcl家用电器（合肥）有限公司 | Washing machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60179092A (en) * | 1984-02-27 | 1985-09-12 | 松下電器産業株式会社 | Lid switch of dehydration washer |
| 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 |
| 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 |
| CN205636220U (en) * | 2016-04-14 | 2016-10-12 | 青岛海尔洗衣机有限公司 | Upper cover emergency control structure that opens and shuts |
| DE102019007428B3 (en) * | 2019-10-24 | 2020-12-10 | Emz-Hanauer Gmbh & Co. Kgaa | Door lock for an electrical household appliance and a method for assembling such a device |
-
2017
- 2017-08-31 CN CN201710774088.6A patent/CN109423832B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60179092A (en) * | 1984-02-27 | 1985-09-12 | 松下電器産業株式会社 | Lid switch of dehydration washer |
| 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 |
| 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 |
| CN205636220U (en) * | 2016-04-14 | 2016-10-12 | 青岛海尔洗衣机有限公司 | Upper cover emergency control structure that opens and shuts |
| DE102019007428B3 (en) * | 2019-10-24 | 2020-12-10 | Emz-Hanauer Gmbh & Co. Kgaa | Door lock for an electrical household appliance and a method for assembling such a device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109423832A (en) | 2019-03-05 |
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Effective date of registration: 20220113 Address after: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant after: QINGDAO HAIER WASHING MACHINE Co.,Ltd. Applicant after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, No.1 Haier Road, Laoshan District, Qingdao City, Shandong Province Applicant before: QINGDAO HAIER WASHING MACHINE Co.,Ltd. |
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