CN202786817U - Safe switch of fully automatic washing machine - Google Patents
Safe switch of fully automatic washing machine Download PDFInfo
- Publication number
- CN202786817U CN202786817U CN 201220334693 CN201220334693U CN202786817U CN 202786817 U CN202786817 U CN 202786817U CN 201220334693 CN201220334693 CN 201220334693 CN 201220334693 U CN201220334693 U CN 201220334693U CN 202786817 U CN202786817 U CN 202786817U
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- China
- Prior art keywords
- microswitch
- washing machine
- automatic washing
- steel ladle
- cover
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- Expired - Fee Related
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Abstract
A safe switch of a fully automatic washing machine comprises an insulating shell body, a machine cover contactor and a water containing barrel contacting rod. A machine cover microswitch and a water containing barrel contacting rod microswitch which are mutually independent are arranged in the insulating shell body. The upper end of the water containing barrel contacting rod is hinged in the insulating shell body and located below the water containing barrel contacting rod microswitch. The inner end of the machine cover contactor is hinged in the insulating shell body and located below the machine cover microswitch. The machine cover contactor rotates up and down to control the machine cover microswitch to open and close. The water containing barrel contacting rod swings left and right to control the water containing barrel contacting rod microswitch to open and close. The safe switch of the fully automatic washing machine can respectively and independently identify close and open states of the fully automatic washing machine cover and a balance state of a water containing barrel in the working process of the fully automatic washing machine, and output the states in a switching signal mode for detection of a fully automatic washing machine control system. The safe switch of the fully automatic washing machine is not influenced by factors such as a washing machine cover when detecting an unbalance state in the operation process of the fully automatic washing machine. The safe switch of the fully automatic washing machine is high, stable and accurate in uniformity of detected states.
Description
Technical field
The utility model belongs to automatic washing machine manufacturing technology field, is specifically related to a kind of automatic washing machine safety switch.
Background technology
Existing automatic washing machine safety switch is as shown in Figure 1: be comprised of parts such as differential slide block 1, outer iron-clad body 2, support 3, static contact 4, moving contact 5, moving contact shell fragment 6, contact supporting 7, cover contact 8, steel ladle feeler lever shell fragment 9, steel ladle feeler levers 10.Cover contact 8 upwards promotes differential slide block 1 and makes and move on the moving contact 5 and static contact 4 closures, output cover Closing Switch signal when the automatic washing machine cover closes; Moving contact 5 moves down with static contact 4 and disconnects during opposite automatic washing machine apparatus lid opening, exports a switching signal.
When automatic washing machine energy imbalance occurs in running, touching 10 1 operating angles of steel ladle feeler lever, differential slide block 1 moves to right and makes moving contact 5 and static contact 4 disconnect uneven switching signal of output, this operating angle is relevant with the displacement of cover contact 8, larger this operating angle of displacement is larger, but in actual use because of the distortion of plastic cover, the factor shadows such as cover spring are difficult to control to this displacement, therefore and shadow to the operating angle of steel ladle feeler lever 10, make the uniformity of balance detection be difficult to determine, cause the uneven detection of automatic washing machine uniformity poor, be difficult to accurately detect automatic washing machine amount of unbalance in running.Automatic washing machine imbalance occurred but safety switch still can't detect this unbalanced signal when serious, and the automatic washing machine dehydration can't normally be moved.
The utility model content
The technical problem that the utility model solves: a kind of automatic washing machine safety switch is provided, energy difference independent detection identification automatic washing machine cover folding condition and automatic washing machine be the poised state of steel ladle in the course of the work, and export in the mode of switching signal, detect for Control System of Automatic Washing Machine.Particularly the non-equilibrium state in the automatic washing machine running is detected factor affecting such as not being subjected to washing machine cover, it is high and accurately stable to detect state consistency.
The technical solution adopted in the utility model: a kind of automatic washing machine safety switch, have insulation shell, cover contact and steel ladle feeler lever, be provided with separate cover microswitch and steel ladle feeler lever microswitch in the described insulation shell; The upper end of described steel ladle feeler lever is hinged in the insulation shell and is positioned at the below of steel ladle feeler lever microswitch, and the inner of described cover contact is hinged in the insulation shell and is positioned at the below of cover microswitch; Described cover contact rotates up and down control cover microswitch deciliter, swing control steel ladle feeler lever microswitch deciliter of steel ladle feeler lever.
Described cover microswitch is that open type, steel ladle feeler lever microswitch are closed type, and cover microswitch and steel ladle feeler lever microswitch are drawn by two conductive inserts after being connected in series.
The upper end of described steel ladle feeler lever is " Y " type, is provided with reduction torsion spring in the described insulation shell, and reduction torsion spring to act on the left end head of " Y " type termination inboard, the right-hand member head of " Y " type termination is positioned at the below of steel ladle feeler lever microswitch.
Described steel ladle feeler lever is nonmetallic materials.
The advantage that the utility model compared with prior art has and effect:
1, the utility model by two of cover microswitches, steel ladle feeler lever microswitch independently microswitch detect respectively automatic washing machine cover, steel ladle poised state, two microswitches are independent of each other, and detect accurate to cover and amount of unbalance.
2, the utility model detects factor affecting such as not being subjected to washing machine cover to the non-equilibrium state in the automatic washing machine running, and it is high and accurately stable to detect state consistency.
3, novel in design, simple in structure, the good reliability of the utility model.
Description of drawings
Fig. 1 is structural representation of the present utility model,
Fig. 2 is circuit theory diagrams of the present utility model,
Fig. 3 is the structural representation of prior art.
The specific embodiment
Below in conjunction with accompanying drawing 1-2 a kind of embodiment of the present utility model is described.
A kind of automatic washing machine safety switch has insulation shell 2, steel ladle feeler lever 7 and cover contact 1.Be provided with cover microswitch 3, steel ladle feeler lever microswitch 4, reduction torsion spring 5 and conductive insert 6 in the described insulation shell 2; Described cover microswitch 3, steel ladle feeler lever microswitch 4 be arranged side by side in insulation shell 2 above.Described cover microswitch 3 is open type, and steel ladle feeler lever microswitch 4 is closed type, and cover microswitch 3 is drawn by two conductive inserts 6 after being connected in series with steel ladle feeler lever microswitch 4.
The upper end of described steel ladle feeler lever 7 is " Y " type and is hinged in the insulation shell 2, and described reduction torsion spring 5 acts on the left end head inboard of " Y " type termination, and the right-hand member head of " Y " type termination is positioned at the below of steel ladle feeler lever microswitch 4.The inner of described cover contact 1 is hinged in the insulation shell 2 and is positioned at the below of cover microswitch 3; Described cover contact 1 rotates up and down control cover microswitch 3 deciliters, and steel ladle feeler lever 7 swings and controls steel ladle feeler lever microswitch 4 deciliters.Described steel ladle feeler lever 7 is that the nonmetallic materials quality is light than metal material, and the action inertia sluggishness is high.
Operation principle: when the cover folding of automatic washing machine, can touch cover contact 1, cover contact 1 rotates up and down and makes the cover microswitch merge cover Closing Switch signal of output in 3 minutes, can detect the folding condition of cover for Control System of Automatic Washing Machine.In the automatic washing machine course of work when steel ladle goes out to show uneven, jerk value at circumferencial direction increases, this can touch automatic washing machine steel ladle feeler lever 7 when beating greater than design load swing it left, " Y " type termination of its upper end is rotated counterclockwise, breaking away from steel ladle feeler lever microswitch 4 makes it change released state into by normally off, and export a uneven switching signal, detect for Control System of Automatic Washing Machine and can detect amount of unbalance; Cover microswitch 3 connected with steel ladle feeler lever microswitch 4 can detect the non-equilibrium state of the folding of automatic washing machine cover and automatic washing machine steel ladle, with this state input full automatic washing machine controller.
Above-described embodiment is preferred embodiment of the present utility model, is not to limit the utility model practical range, so all equivalences of being done with the described content of the utility model claim change, all should be included within the utility model claim scope.
Claims (4)
1. automatic washing machine safety switch, have insulation shell (2), cover contact (1) and steel ladle feeler lever (7), it is characterized in that: be provided with separate cover microswitch (3) and steel ladle feeler lever microswitch (4) in the described insulation shell (2); The upper end of described steel ladle feeler lever (7) is hinged in the insulation shell (2) and is positioned at the below of steel ladle feeler lever microswitch (4), and the inner of described cover contact (1) is hinged in the insulation shell (2) and is positioned at the below of cover microswitch (3); Described cover contact (1) rotates up and down control cover microswitch (3) deciliter, swing control steel ladle feeler lever microswitch (4) deciliter of steel ladle feeler lever (7).
2. automatic washing machine safety switch according to claim 1, it is characterized in that: described cover microswitch (3) is closed type for open type, steel ladle feeler lever microswitch (4), and cover microswitch (3) is drawn by two conductive inserts (6) after being connected in series with steel ladle feeler lever microswitch (4).
3. automatic washing machine safety switch according to claim 1 and 2, it is characterized in that: the upper end of described steel ladle feeler lever (7) is " Y " type, be provided with reduction torsion spring (5) in the described insulation shell (2), and reduction torsion spring (5) acts on the left end head inboard of " Y " type termination, and the right-hand member head of " Y " type termination is positioned at the below of steel ladle feeler lever microswitch (4).
4. automatic washing machine safety switch according to claim 3 is characterized in that: described steel ladle feeler lever (7) is nonmetallic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220334693 CN202786817U (en) | 2012-07-11 | 2012-07-11 | Safe switch of fully automatic washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220334693 CN202786817U (en) | 2012-07-11 | 2012-07-11 | Safe switch of fully automatic washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202786817U true CN202786817U (en) | 2013-03-13 |
Family
ID=47814106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220334693 Expired - Fee Related CN202786817U (en) | 2012-07-11 | 2012-07-11 | Safe switch of fully automatic washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202786817U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105544138A (en) * | 2016-01-14 | 2016-05-04 | 海信（山东）冰箱有限公司 | Detection device, impeller type washing machine and control method of impeller type washing machine |
| CN106988088A (en) * | 2017-04-21 | 2017-07-28 | 青岛海尔洗衣机有限公司 | A kind of control panel seat, assembly method and washing machine with control-rod |
-
2012
- 2012-07-11 CN CN 201220334693 patent/CN202786817U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105544138A (en) * | 2016-01-14 | 2016-05-04 | 海信（山东）冰箱有限公司 | Detection device, impeller type washing machine and control method of impeller type washing machine |
| CN106988088A (en) * | 2017-04-21 | 2017-07-28 | 青岛海尔洗衣机有限公司 | A kind of control panel seat, assembly method and washing machine with control-rod |
| CN106988088B (en) * | 2017-04-21 | 2021-07-27 | 青岛胶南海尔洗衣机有限公司 | Control panel seat with control rod, assembly method and washing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20130711 |