CN204919103U - Washing machine - Google Patents
Washing machine Download PDFInfo
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- CN204919103U CN204919103U CN201520666581.2U CN201520666581U CN204919103U CN 204919103 U CN204919103 U CN 204919103U CN 201520666581 U CN201520666581 U CN 201520666581U CN 204919103 U CN204919103 U CN 204919103U
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- washing machine
- leakage
- inductive device
- hole
- base plate
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Abstract
The utility model relates to a washing machine, washing machine be including the detection device that leaks, the detection device that leaks includes the capacitanc inductor that leaks, be provided with a plurality of through -holes on the protector of washing machine's outer barrel head portion, the capacitanc inductor that leaks is installed in the through -hole correspondence. Therefore, when washing machine leaks, leak at first flow the protector on the inductor is provided with a plurality ofly because the capacitanc on the protector leaks, therefore the detection device that leaks can in time sense the signal that leaks, can not take place to leak the condition about examining. The utility model discloses the inductor that leaks is installed on the protector, the current protector installation that utilizes washing machine leak the inductor can, need not to increase the other part, can not change washing machine's structure, also can not the incremental cost.
Description
Technical field
The utility model belongs to washing machine technology field, specifically, relates to a kind of washing machine with leakage inspector.
Background technology
Washing machine causes outer barrel to be damaged through Long-Time Service or other reasons, can cause the situation that laundry processes is leaked.If washing machine produces and leaks, not only can produce the floor in user family, furniture etc. and damage, more seriously, leak once contact with charging member, easily cause electric shock accidents, harm personal safety, thus, washing machine is generally with leakage inspector.
The leakage inspector of existing a kind of washing machine, leakage inductive device is arranged on by footing, leakage inductive device is communicated with controller, controller is communicated with alarm with indicator lamp respectively, when washing machine leaks or other reasons makes the water surface reach a certain height, indicator lamp flicker or alarm automatic alarm.This automatic detection device has certain hysteresis quality, and only having can trigger alarm when water surface elevation touches the leakage inductive device on washing machine foot side.But the space of washing machine Location is often larger, when the water surface arrives the leakage inductive device on footing side, other furniture of washing machine Location are soaked in water simultaneously, and this situation causes certain loss to the property of user.
Also have a kind of leakage inspector of washing machine, leakage inductive device is arranged on the recess of protection base plate, leaks and comes together in this recess, and leakage inductive device generates water leakage and is sent to controller, and controller controls alarm module and reports to the police.But, this kind of leakage inspector has the situation of false alarm after Long-Time Service at washing machine, reason is: washing machine in use, due to dabble in water inlet process or impeller rotate time water is spilt, these water spilt can be pooled to the recess of protection base plate, although part water can evaporate, but also have part water to accumulate, along with the Long-Time Service of washing machine, after the water of recess runs up to certain altitude, leakage inductive device can be triggered to, washing machine be sent leak erroneous judgement.
Utility model content
The purpose of this utility model is to provide a kind of washing machine, and the leakage inspector solving existing washing machine exists the technical problem of hysteresis quality or the erroneous judgement due to ponding generation.
For solving the problems of the technologies described above, the utility model is achieved by the following technical solutions: a kind of washing machine, described washing machine comprises leakage inspector, it is characterized in that, described leakage inspector comprises the multiple leakage inductive devices on the protector that is arranged on bottom outer barrel of washing machine, described protector is provided with multiple through hole, a leakage inductive device is all installed in each through hole, described leakage inductive device is condenser type leakage inductive device, described condenser type leakage inductive device comprises the electric capacity be made up of the sheet metal that two panels is relative, the surface of described sheet metal is provided with insulating barrier, the spacing of the sheet metal that described two panels is relative can make water droplet drip due to deadweight.
Compared with prior art, advantage of the present utility model and good effect are: the utility model washing machine leakage inspector comprises condenser type leakage inductive device, protector bottom outer barrel of washing machine arranges multiple through hole, through hole correspondence is provided with condenser type leakage inductive device, multiple condenser type leakage inductive device adds test point, expand detection range, when washing machine leaks, one of them leakage inductive device is flow through as long as leak, namely leakage inspector can sense water leakage, not only reduce undetected probability, and substantially increase to leak and detect timeliness; Further, because protector is provided with through hole, the water droplet spilt during normal laundry can drip from through hole, thus can not produce ponding, can not produce the situation of erroneous judgement of leaking.The utility model leakage inductive device is arranged on protector, utilizes the existing protector of washing machine to install leakage inductive device, without the need to increasing miscellaneous part, can not change the structure of washing machine, also can not increase cost.
After reading the detailed description of the utility model embodiment by reference to the accompanying drawings, other features of the present utility model and advantage will become clearly.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model first specific embodiment leakage inspector.
Fig. 2 is the sectional view of through hole.
Fig. 3 is the structural representation of the utility model second specific embodiment leakage inspector.
Fig. 4 be Fig. 3 A to sectional view.
Fig. 5 is the structural representation of the utility model the 3rd specific embodiment leakage inspector.
Fig. 6 be Fig. 5 B to sectional view.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.
The present embodiment relates to a kind of washing machine, and washing machine comprises leakage inspector, and leakage inspector comprises the leakage inductive device for generating water leakage.
The leakage inductive device of the present embodiment is provided with multiple, and multiple leakage inductive device is installed on the protector bottom outer barrel of washing machine, when outer barrel of washing machine leaks, leak and first flow on protector, thus, multiple leakage inductive device can expand detection range, improve the probability contacted with leakage inductive device that leaks, shorten and leak the time contacted with leakage inductive device, leakage inductive device can sense water leakage in time, the problem of delayed warning can not be produced, leak water detdction timeliness can be improved.
The leakage inductive device of the present embodiment is arranged on protector, and mounting means is: on protector, be provided with multiple through hole, and the quantity of through hole is identical with the quantity of leakage inductive device, is all provided with a leakage inductive device in each through hole.Wherein, leakage inductive device is condenser type leakage inductive device, condenser type leakage inductive device comprises the electric capacity be made up of the sheet metal that two panels is relative, the surface of sheet metal is provided with insulating barrier, the spacing of the sheet metal that two panels is relative can make water droplet drip due to deadweight, avoid water droplet to stick between sheet metal, can not drip, situation about judging by accident of leaking can be avoided.Thus, the position of the present embodiment leakage inductive device and type selecting can reduce undetected probability further, improve leak water detdction timeliness, avoid erroneous judgement of leaking.Compared with condenser type leakage inductive device and other inductors such as resistance-type leakage inductive device, the surface of the sheet metal of condenser type leakage inductive device is provided with insulating barrier, can not corrode, long service life, and can not danger of hazardous electrical discharges be produced, and can not danger of hazardous electrical discharges be produced, without the need to specialized designs strong and weak electricity isolation scheme.In use, the water droplet normally spilt can be dripped by through hole washing machine, and in the process that water droplet drips from through hole, leakage inductive device can generate the induced signal of a transition; When washing machine leaks, leak can be formed current continue through through hole flow out, now, leakage inductive device can generate lasting induced signal, by this continue induced signal be considered as water leakage.
Specific embodiment 1
As shown in Figure 1, 2, the leakage inductive device of the leakage inspector of the present embodiment washing machine is placed on the protector bottom outer barrel of washing machine, and the present embodiment is that flat protection base plate is described for the protector of washing machine.
The washing machine of the present embodiment comprises outer barrel and is positioned at the flat protection base plate below outer barrel, protection base plate both can be the existing ratguard of washing machine also can be newly-increased structural member, the existing ratguard of preferred employing, without the need to increasing miscellaneous part, the structure of washing machine can not be changed, also can not increase cost.
The leakage inspector of the present embodiment washing machine comprises controller, signal detection module and leakage inductive device, leakage inductive device generates induced signal when washing machine leaks, signal detection module detects the induced signal of leakage inductive device generation and transfers to controller, controller can export control signal, the alarm module that output signal can control washing machine is reported to the police, reminding user process; The component actuation such as the water intaking valve of washing machine, draining valve can also be controlled, to stop water inlet, and the water in washing machine is discharged, to reduce water leakage.
The present embodiment is provided with multiple through hole 11 for installing leakage inductive device 2 on protection base plate 1, and each through hole 11 correspondence is provided with a leakage inductive device 2.Preferably, through hole 11 is evenly distributed on protection base plate 1.
Wherein, leakage inductive device 2 is condenser type leakage inductive device.
The present embodiment condenser type leakage inductive device comprises the electric capacity be made up of the sheet metal that two panels is relative, the surface of sheet metal is provided with insulating barrier, the spacing of the sheet metal that two panels is relative can make water droplet drip due to deadweight, avoid water droplet to stick between sheet metal, situation about judging by accident of leaking can be avoided.If the spacing of the sheet metal that two panels is relative is excessively near, water droplet can not be made to drip due to deadweight, then when there being water droplet to drip between the relative sheet metal of two panels, water droplet sticks on leakage inductive device, has the existence of water droplet between leakage inductive device sheet metal always, thus leakage inductive device generates the induced signal continued, water leakage can be regarded as, and now, washing machine does not leak, the water droplet spilt when being only and normally doing washing, namely can cause erroneous judgement.Preferably, the distance between the sheet metal that two panels is relative is between 0.2cm-1cm.
Leakage inductive device 2 comprises following several situation with the mounting means of protection base plate:
1, the sheet metal that leakage inductive device 2 two panels is relative is all fixed on the hole wall of through hole 11.Such as, sheet metal also can directly be pasted onto on the hole wall of through hole 11.
2, on the hole wall of through hole 11, offer sheet metal mounting groove, the sheet metal of leakage inductive device 2 is inlaid in mounting groove.
3, offer sheet metal mounting groove on the protection base plate around through hole 11, near the position of through hole, the sheet metal of leakage inductive device 2 is inlaid in mounting groove.
The leakage inspector of the present embodiment washing machine comprises the multiple leakage inductive devices 2 be arranged on protection base plate, and multiple leakage inductive device 2 is in parallel or series connection is rear is electrically connected with signal detection module.When any one leakage inductive device 2 generates leakage inductive signal, signal detection module all can detect leakage inductive signal and be sent to controller.
Preferably, the leakage inspector of washing machine comprises alarm module, and when signal detection module detects that leakage inductive signal is sent to controller, controller outputs control signals to alarm module, and alarm module is used for User Alarms.The alarm module of the present embodiment can be sound and/or light alarm module, and such as, buzzer and/or display unit, alarm module can carry out sound and/or light is reported to the police.In addition, in order to prevent user from can not process in time, controller also outputs control signals to water intaking valve and draining valve, and control water intaking valve is closed, draining valve is opened, and leaks to reduce.Concrete, if washing machine is in into water state, controller controls water intaking valve and cuts out, and draining valve is opened; If washing machine is in other states except water inlet, controller controls draining valve and opens.
Washing machine in use, if when the water droplet normally spilt is dropped on protection base plate 1, natural evaporation on base plate 1 can protected, if when dripping to the through hole 11 of protection base plate 1, can directly drip from through hole 11, through protection base plate 1, can not stick on leakage inductive device 2, leakage inductive device 2 generates the induced signal of a transition, signal detection module detects the induced signal of transition and is sent to controller, and now, controller does not export control signal, alarm module is not reported to the police, and does not also control water intaking valve and draining valve action.Only when washing machine leaks, leak and can form lasting water droplet or current, trickling to protection base plate 2 also continues to flow out by through hole 11, or directly continue to flow out from through hole 11, now, leakage inductive device 2 generates the induced signal continued, signal detection module detects lasting induced signal and is sent to controller, controller outputs control signals to alarm module and reports to the police, notify that user's washing machine leaks, avoid causing damage to the property safety of user, meanwhile, controller exports control signal and controls draining valve, water intaking valve.In the present embodiment, multiple leakage inductive device 2 is in parallel or series connection is rear is electrically connected with signal detection module, thus, as long as there is a leakage inductive device 2 to generate induced signal, the signal that signal detection module detects all can change, when the signal intensity duration that signal detection module detects exceedes setting threshold value, controller outputs control signals to alarm module, controls alarm module and reports to the police.
Specific embodiment 2
The difference of the present embodiment and specific embodiment 1 is, the present embodiment washing machine protector be protection network, adopt protection network to be more conducive to the heat radiation of the electrical part of outer barrel bottom, the leakage inductive device 2 of leakage inspector is arranged on protection network, and protection network is preferably the existing rodent-proof mesh of washing machine.The present embodiment is provided with multiple through hole 11 on protection network, and preferably, through hole 11 is evenly distributed on protection network.Leakage inductive device 2 is installed in through hole 11, leakage inductive device 2 is condenser type leakage inductive device, identical with specific embodiment 1, no longer describes in detail, through hole 11 has hole wall, on the hole wall that the relative sheet metal of leakage inductive device 2 two panels is fixed on through hole 11 or be inlaid in the mounting groove of hole wall.Multiple leakage inductive device 2 is in parallel or series connection is rear is electrically connected with signal detection module.When outer barrel of washing machine leaks, when having current to flow through in through hole 11, leakage inductive device 2 in through hole 11 generates lasting induced signal and is sent to controller, controller outputs control signals to alarm module and reports to the police, notify that user's washing machine leaks, avoid causing damage to the property safety of user, meanwhile, controller exports control signal and controls draining valve, water intaking valve.
Specific embodiment 3
As shown in Figure 3,4, the difference of the present embodiment and specific embodiment 1 is, the protector of the present embodiment is the protection base plate 1 protruded to outer barrel direction gradually from four circumference middle parts, the surrounding of protection base plate 1 is provided with groove 12, multiple through hole 11 is evenly distributed in groove 12, through hole 11 correspondence is provided with leakage inductive device 2, protects any one in the optional specific embodiment 1 of mounting means of base plate and leakage inductive device 2.The protector of this kind of form and leakage inductive device 2 installation site, can collect quickly and leak and detect, when outer barrel of washing machine leaks, leak and flow on protection base plate, because protection base plate is protrude to outer barrel direction gradually from four circumference middle parts, thus, leak in the groove that all can rapidly flow toward lower, surrounding position, detected by the leakage inductive device 2 in groove 12, further increase detection timeliness.
Wherein, leakage inductive device 2 is condenser type leakage inductive device, identical with specific embodiment 1, no longer describes in detail herein.
Washing machine in use, the water droplet normally spilt drops in also natural evaporation on protection base plate 1, when the water droplet spilt is more, can collect in groove 12, and be dripped by through hole 11 with the form of water droplet, can not stick on leakage inductive device 2, leakage inductive device 2 generates the induced signal of transition, thus controller does not export control signal, and alarm module is not reported to the police, and water intaking valve, the draining valve of washing machine are failure to actuate.Only when washing machine leaks, leak and can form lasting water droplet or current, trickling is on protection base plate 2, and be collected in groove 12, current in groove 12 continue through through hole 11 and flow out, now, leakage inductive device 2 generates the induced signal continued, signal detection module detects lasting induced signal and is sent to controller, controller outputs control signals to alarm module and reports to the police, and notifies that user's washing machine leaks, avoids causing damage to the property safety of user, meanwhile, controller output control signal controls draining valve, water intaking valve.
In the present embodiment, the through hole 11 in groove 12 and leakage inductive device 2 are provided with multiple.Multiple leakage inductive device 2 is in parallel or series connection is rear is electrically connected with signal detection module, thus, as long as there is a leakage inductive device 2 to sense current, the signal that signal detection module detects all can change, when the signal intensity duration that signal detection module detects exceedes setting threshold value, controller outputs control signals to alarm module, controls alarm module and reports to the police.
Specific embodiment 4
As shown in Figure 5,6, the difference of the present embodiment and specific embodiment 1 is, the protector of the present embodiment is the protection base plate 1 of the indent gradually from four circumference middle parts, protection base plate 1 is provided with through hole 11, preferably, one of them through hole 11 is arranged on the bottom of protection base plate 1 indent, and through hole 11 correspondence is provided with leakage inductive device 2, protects any one in the optional specific embodiment 1 of mounting means of base plate and leakage inductive device 2.The protector of this kind of form and leakage inductive device 2 installation site, can collect quickly and leak and detect, when outer barrel of washing machine leaks, leak and flow on protection base plate, because protection base plate is from four circumference middle part indents gradually, thus, leaks and all can rapidly flow toward the bottom of indent, detected by the leakage inductive device 2 bottom indent, further increase detection timeliness.Wherein, leakage inductive device 2 is condenser type leakage inductive device, identical with specific embodiment 1, no longer describes in detail herein.
Washing machine in use, if when the water droplet normally spilt is dropped on protection base plate 1, natural evaporation on base plate 1 can protected, or trickle to through hole 11 from protection base plate 1, or directly drip to the through hole 11 of protection base plate 1, now, water droplet can directly drip from through hole 11, through protection base plate 1, can not stick on leakage inductive device 2, leakage inductive device 2 generates the induced signal of a transition, signal detection module detects the induced signal of transition and is sent to controller, now, controller does not export control signal, alarm module is not reported to the police, water intaking valve and draining valve action is not controlled yet.When the water droplet spilt is more, drip by through hole 11, can not stick on leakage inductive device 2, leakage inductive device 2 generates the induced signal of a transition, signal detection module detects the induced signal of transition and is sent to controller, and now, controller does not export control signal, alarm module is not reported to the police, and does not also control water intaking valve and draining valve action.Only when washing machine leaks, leak and just can form current and continue through through hole 11 and flow out, now, leakage inductive device 2 generates washing machine leakage inductive signal, be sent to controller, when the signal intensity duration that signal detection module detects exceedes setting threshold value, controller outputs control signals to alarm module and reports to the police, notify that user's washing machine leaks, avoid causing damage to the property safety of user.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (8)
1. a washing machine, described washing machine comprises leakage inspector, it is characterized in that, described leakage inspector comprises condenser type leakage inductive device, the protector of the outer barrel bottom of described washing machine is provided with multiple through hole, and described through hole correspondence is provided with condenser type leakage inductive device.
2. washing machine according to claim 1, it is characterized in that, described condenser type leakage inductive device comprises the electric capacity be made up of the sheet metal that two panels is relative, the surface of described sheet metal is provided with insulating barrier, the spacing of described sheet metal can make water droplet drip due to deadweight, and described sheet metal is inlaid on the hole wall of described through hole.
3. washing machine according to claim 1 and 2, it is characterized in that, described leakage inspector also comprises controller and signal detection module, and described leakage inductive device generates leakage inductive signal, and described signal detection module detects described leakage inductive signal and is sent to described controller.
4. washing machine according to claim 3, is characterized in that, described leakage inspector comprises alarm module, and described controller outputs control signals to described alarm module.
5. washing machine according to claim 3, is characterized in that, the multiple leakage inductive devices on described protector are in parallel or series connection is rear is electrically connected with described signal detection module.
6. washing machine according to claim 5, is characterized in that, described protector is protection network or flat protection base plate, and described through hole is evenly distributed on described protection network or flat protection base plate.
7. washing machine according to claim 5, is characterized in that, described protector is protection base plate, and described protection base plate protrudes to outer barrel direction gradually from four circumference middle parts, and the surrounding of described protection base plate is provided with groove, and described through hole is arranged in described groove.
8. washing machine according to claim 5, is characterized in that, described protector is protection base plate, and described protection base plate is from four circumference middle part indents gradually, and one of them through hole is arranged on the bottom of described protection base plate indent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520666581.2U CN204919103U (en) | 2015-08-31 | 2015-08-31 | Washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520666581.2U CN204919103U (en) | 2015-08-31 | 2015-08-31 | Washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204919103U true CN204919103U (en) | 2015-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520666581.2U Expired - Fee Related CN204919103U (en) | 2015-08-31 | 2015-08-31 | Washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204919103U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107447438A (en) * | 2017-09-27 | 2017-12-08 | 南京创维电器研究院有限公司 | A kind of automatically cleaning washing machine and its control method |
| CN112054654A (en) * | 2020-08-18 | 2020-12-08 | 许继电气股份有限公司 | Water leakage prevention device for marine flexible straight converter valve tower |
-
2015
- 2015-08-31 CN CN201520666581.2U patent/CN204919103U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107447438A (en) * | 2017-09-27 | 2017-12-08 | 南京创维电器研究院有限公司 | A kind of automatically cleaning washing machine and its control method |
| CN107447438B (en) * | 2017-09-27 | 2020-04-07 | 南京创维电器研究院有限公司 | Self-cleaning washing machine and control method thereof |
| CN112054654A (en) * | 2020-08-18 | 2020-12-08 | 许继电气股份有限公司 | Water leakage prevention device for marine flexible straight converter valve tower |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20170831 |
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| CF01 | Termination of patent right due to non-payment of annual fee |