CN1924167A - Steam generator of washing machine - Google Patents
Steam generator of washing machine Download PDFInfo
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- CN1924167A CN1924167A CN 200610013777 CN200610013777A CN1924167A CN 1924167 A CN1924167 A CN 1924167A CN 200610013777 CN200610013777 CN 200610013777 CN 200610013777 A CN200610013777 A CN 200610013777A CN 1924167 A CN1924167 A CN 1924167A
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Abstract
This invention relates to washing machine steam generator, which comprises the following parts: generator used for water supply and steam exit; heating device to heat up water in generator; rotary drum to connected above steam exit to flow steam to supply tube, wherein, exit device to drain when the pressure in generator achieves certain value; anti-reverse device to prevent above generator steam flow to water supply.
Description
Technical field
The present invention relates to a kind of steam-generating equipment of washing machine.
Background technology
In general, washing machine is divided into substantially: the current that the agitator (pulsator) by the swivel plate shape produces carry out the eddy current type washing machine of laundry operations; By the wash bucket of rotation accumbency, utilize its inner washings and the drop of washings and roller washing machine that frictional force is carried out laundry operations that produces.
Wherein, roller washing machine is compared with the eddy current type washing machine, can prevent that washings is intertwined mutually, and the amount of required washings and washing agent is also less, favors widely thereby be subjected to the user.
But, in above-mentioned roller washing machine, carry out dip operation in order to reach better laundry effect.But, need the washings of more amount in the above-mentioned dip operation, and, the structure of washings being carried out sterilization is not provided in roller washing machine in addition.
Certainly, in washing machine in addition be provided with the washings heater that be used for heated scrub water recently, and can carry out and boil laundry operations.But the above-mentioned laundry operations of boiling needs too much washings and electric weight, thereby can't be used widely.
Below, with reference to Fig. 1, the roller washing machine that is provided with steam raising plant for the defective that overcomes above-mentioned roller washing machine is described.
As shown in Figure 1, in the roller washing machine 100 of the steam generator that is provided with prior art, it includes: the housing (cabinet) 101 that constitutes outward appearance; In above-mentioned housing 101, be supported with horizontal direction, and be used to store the wash bucket 102 of the drum of washings; The rotatable cylinder 103 that is installed in the above-mentioned wash bucket 102; Be used to drive the drive motors (not shown) of above-mentioned cylinder 103; Be used at least more than one steam generator 200 to the internal feed steam of above-mentioned cylinder 103.
In addition, a side of above-mentioned roller washing machine 100 is provided with feed-water valve 104, and above-mentioned feed-water valve 104 is connected in outside water pipe etc., and is used for supplying with in above-mentioned wash bucket 102 washings.
And a side of above-mentioned steam generator 200 is formed with admission port 201, and above-mentioned admission port is connected with the feed-water valve 104 of roller washing machine 100 by above-mentioned feed pipe 105.The opposite side of above-mentioned steam generator 200 is formed with steam outlet 202, and above-mentioned steam outlet is connected to the steam suppling tube 106 of cylinder 103 internal feeds with the steam that the inside of steam generator 200 is generated.
In addition, for to the inner space of above-mentioned cylinder 103 uperize smoothly, the end portion of above-mentioned steam suppling tube 106 preferably is made of nozzle (nozzle) shape, and the terminal of exhaust steam preferably exposes to the inside of above-mentioned cylinder 103.
Therefore, in order to make the stream that is connected in above-mentioned feed-water valve 104 and above-mentioned steam suppling tube 106 shorter relatively, and conveniently overhaul, above-mentioned steam generator 200 preferably is installed in the upside of above-mentioned wash bucket 102.
Below, with reference to Fig. 2, the structure of the existing steam raising plant that is provided with in the above-mentioned roller washing machine is described.
As shown in Figure 2, include in the above-mentioned steam generator 200: constitute outward appearance, and be formed with the lower case 211 in the space that is used to store water; Be incorporated into the top upper case 212 of above-mentioned lower case 211; Be used to detect the level sensor 213 of water level of the interior reservoir water of above-mentioned steam generator 200; The heater 214 of water that is used for the internal reservoir of heat up above generator 200; Be used to detect the temperature sensor 215 of the temperature of water by above-mentioned heater 214 heating and steam.
According to aforesaid structure, water will supply to the inside of above-mentioned steam generator 200 by feed pipe, and level sensor 213 will detect above-mentioned situation, and regulate suitable water level.
As mentioned above, the water of supply will obtain heating by the heater 214 that install the inside of above-mentioned steam generator 200, when above-mentioned water obtains heating, will generate steam accordingly.
At this moment, said temperature sensor 215 makes the water that supplies to above-mentioned steam generator 200 inside keep suitable temperature.
And, the steam of above-mentioned generation supplies to steam suppling tube 106 by the steam outlet 202 of steam generator 200, above-mentioned steam suppling tube 106 is connected with the cylinder 103 of above-mentioned roller washing machine 100, thereby makes the steam of generation be discharged to the inside of above-mentioned cylinder 103.
But there are the following problems for the steam generator 200 of above-mentioned existing roller washing machine 100:
First, along with the nozzle segment of the steam suppling tube 106 that is connected with cylinder 103 is piled up foreign substances, or because the steam of high temperature is lasting to the discharge of the inside of above-mentioned cylinder 103, pressure also will be in company with rising when above-mentioned cylinder 103 temperature inside rose, thereby caused steam generator 200 sides that the contrary phenomenon of pressing may take place.
In the case, steam is with the inside of adverse current to above-mentioned steam generator 200, and the phenomenon of adverse current will take place once more by admission port 201 steam of above-mentioned adverse current.
Thus, as mentioned above, the steam of the high temperature of adverse current will flow into feed-water valve 104 by admission port 201 and feed pipe 105, thereby cause damaging above-mentioned feed pipe 105 and feed-water valve 104.
Second, because the steam of above-mentioned adverse current can't be discharged to the outside of steam generator 200, and continue to carry out adverse current in the inside of above-mentioned steam generator 200, thus inner and steam suppling tube 106 pressure inside of above-mentioned steam generator 200 are become greatly, and expand.
Thus, may cause the shell 211,212 of above-mentioned steam generator 200 to deform, or the linking of admission port 201 that is connected with above-mentioned feed pipe 105 and steam suppling tube 106 and steam outlet 202 part may be damaged, thereby can't guarantee air-tightness.
Summary of the invention
Technical problem underlying to be solved by this invention is, overcome the above-mentioned defective that existing barrel washing machine steam generator technology exists, and provide a kind of steam-generating equipment of washing machine, to prevent that by the present invention the phenomenon that steam carries out adverse current by the admission port from taking place, and reduce because the elevated pressures of the steam generator inside that causes of steam, thereby prevent that the phenomenon that steam generator is damaged from taking place.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of steam-generating equipment of washing machine is characterized in that, it includes following several sections: be formed with the steam generator that is used to supply with the admission port of water and is used for the steam outlet of exhaust steam; The heater that is used for the water of supply in the heat up above generator; Be used to connect above-mentioned steam outlet and cylinder, the steam suppling tube that steam is flowed; When above-mentioned steam generator pressure inside reaches certain pressure when above, will be open and exhaust apparatus that steam is discharged to the outside; Be used to prevent the anti-backflow device of the steam counter-flow of generation in the above-mentioned steam generator to the admission port.
Aforesaid steam-generating equipment of washing machine, wherein exhaust apparatus is a safety valve.
Aforesaid steam-generating equipment of washing machine, wherein a side of exhaust apparatus is formed with from the above-mentioned steam suppling tube branched pipe that forms of branch laterally, and the opposite side of above-mentioned exhaust apparatus also is formed with and is used for blast pipe that steam is discharged to the outside.
Aforesaid steam-generating equipment of washing machine, wherein the blast pipe of exhaust apparatus is connected with the draining stream of the washing machine that steam generator is installed.
Aforesaid steam-generating equipment of washing machine, wherein anti-backflow device is a non-return valve.
Aforesaid steam-generating equipment of washing machine, wherein anti-backflow device is installed in the above-mentioned admission port.
Aforesaid steam-generating equipment of washing machine, wherein anti-backflow device is installed in the above-mentioned feed pipe.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the plane of internal structure of the roller washing machine of existing steam raising plant;
Fig. 2 is the stereogram of internal structure of the steam generator of existing washing machine;
Fig. 3 is the schematic diagram of the state of the inside that is installed in roller washing machine of the steam-generating equipment of washing machine in one embodiment of the invention;
Fig. 4 a is the schematic cross-section of deposition attitude in the steam-generating equipment of washing machine in the embodiment of the invention;
Fig. 4 b is the schematic cross-section that the steam that generates in the steam-generating equipment of washing machine in the embodiment of the invention is discharged state;
Fig. 4 c is the steam that generates in the steam-generating equipment of washing machine in the embodiment of the invention carries out exhaust by safety valve a state schematic cross-section;
Fig. 5 is the internal state schematic diagram that the steam-generating equipment of washing machine in another embodiment of the present invention is installed in roller washing machine.
The number in the figure explanation:
100: roller washing machine 101: housing
102: wash bucket 103: cylinder
104: feed-water valve 105: feed pipe
106: steam suppling tube 107: branched pipe (sub)
107a: branched pipe outlet 200: steam generator
201: admission port 202: steam outlet
201a: boss 213: level sensor
214: heater 400: anti-backflow device
401: body 402: inflow entrance
403: the 403a of switching portion: channel member
403b: open and close member 404: spring
500: exhaust apparatus 501: blast pipe
The specific embodiment
At this, the part identical with structure of the prior art will be given identical title and identical drawing reference numeral, and will be saved detailed description thereof.
At first, as shown in Figure 3, include in the steam-generating equipment of washing machine 300 of the embodiment of the invention: the steam generator 200 that is used to generate steam; The heater 214 that is used for the water of supply in the heat up above generator 200; Be installed on the admission port 201 of a side of above-mentioned steam generator 200; Be installed on the steam outlet 202 of the opposite side of above-mentioned steam generator 200; The feed pipe 105 that is connected with above-mentioned feedwater 201; Be installed on the anti-backflow device 400 of above-mentioned admission port 210; The branched pipe 107 that forms from above-mentioned steam outlet 202 branches; Be installed on the exhaust apparatus 500 of above-mentioned branched pipe 107.
Wherein, the admission port 201 of above-mentioned steam generator 200 is connected in the feed pipe 105 that is connected with feed-water valve 104.
And, between above-mentioned feed pipe 105 and admission port 201, non-return valve is installed as anti-backflow device 400.
At this, include in the above-mentioned anti-backflow device 400: the body 401 that is formed with patchhole in front and rear direction; Be installed on the inside of above-mentioned body 401, and be used for channel member 403a to the water of the inside of above-mentioned body 401 guiding supply; Be used to open and close the open and close member 403b of above-mentioned channel member 403a; The spring 404 that is used for the above-mentioned open and close member 403b of resiliency supported.
Wherein, the diameter of the inflow entrance 402 of above-mentioned channel member 403a is less than the diameter of above-mentioned open and close member 403b, and is formed slopely to the feed pipe 105 that is connected with above-mentioned body 401, and the cross section of above-mentioned channel member 403a roughly is the trapezoidal of hollow.
And for the inboard on the inclined plane of above-mentioned channel member 403a optionally opens and closes inflow entrance 402, above-mentioned open and close member 403b preferably is made of ball shape.
In addition, above-mentioned spring 404 is installed on the position between the admission port 201 of above-mentioned open and close member 403b and above-mentioned steam generator 200, and is used to support above-mentioned open and close member 403b.
Wherein, the entry position of above-mentioned admission port 201 is formed with boss 201a, and above-mentioned spring 404 will be arranged at above-mentioned boss 201a, and supports above-mentioned open and close member 403b.
And, in above-mentioned steam generator 200, being formed with steam outlet 202 on the another side adjacent with the face that is formed with admission port 201, above-mentioned steam outlet 202 is used for discharging the steam that above-mentioned steam generator 200 generates.
Above-mentioned steam outlet 202 is connected with steam suppling tube 106.By being used to seal the leading section of the wash buckets of installing in the above-mentioned roller washing machine 100 of connection 102 and the packing ring (not shown) of housing 101, the end of above-mentioned steam suppling tube 106 is connected with cylinder 103.
Wherein, above-mentioned steam suppling tube 106 preferably with the installations of cylinder 103 internal communication, its end preferably is close to and is provided with nozzle (not shown).
And, be formed with branched pipe 107 from the side direction outside branch of above-mentioned steam suppling tube 106.
In addition, the end of above-mentioned branched pipe 107 is connected with safety valve 500 as exhaust apparatus.
And, the another side of the safety valve 500 that is connected with above-mentioned branched pipe 107, an end of connection blast pipe 501, above-mentioned blast pipe 501 preferably is connected in the draining stream (not shown) that is connected with draining pump (not shown).
Below, with reference to Fig. 4 a to Fig. 4 c, the effect and the effect of the steam raising plant in the embodiment of the invention is described in detail.
At first, Fig. 4 a illustrates the feed-water valve of installing 104 and supplies with water from above-mentioned roller washing machine 100, and supplies to the state of the inside of steam generator 200.
Wherein, water with set pressure, supply in the anti-backflow device 400 by the feed pipe 105 that is connected with feed-water valve 104, under the pressure effect of the water of above-mentioned supply, open and close member 403b in the above-mentioned anti-backflow device 400 will be pushed to admission port 201 sides of steam generator 200, thus the switching portion 403 of open above-mentioned anti-backflow device 400.
Thus, the water of supplying with from above-mentioned feed-water valve 104, the switching portion 403 of above-mentioned anti-backflow device 400 that will be by opening, and, supply to the inside of above-mentioned steam generator 200 via the admission port 201 of above-mentioned steam generator 200.
And, under the effect of the level sensor of in above-mentioned steam generator 200, installing (not shown), when finishing the feedwater of appropriate amount, to interrupt the feedwater operation, the open and close member 403b that the inside of above-mentioned thus anti-backflow device 400 forms, to under the effect of the restoring force of the spring 404 that supports above-mentioned open and close member 403b, turn back to the origin-location, and sealing switching portion 403.
In addition, the water of the internal feed of above-mentioned steam generator 200 will heat by the heater 214 that is installed on above-mentioned steam generator 200 inner bottom parts.
Below, with reference to Fig. 4 b, the flow path of the steam that the water of heating is generated describes.
As mentioned above, when steam generator 200 inside reach certain water level give water state the time, above-mentioned heater 214 will add the water of heat supply, and continue to generate steam.
The steam of above-mentioned generation will be by above-mentioned steam outlet 202, and flows along steam suppling tube 106.Above-mentioned mobile steam, the nozzle that will form by the end of above-mentioned steam suppling tube 106 is discharged to the inside of cylinder 103.
And, when above-mentioned steam flows along above-mentioned steam suppling tube 106, also will flow to from the branched pipe 107 that the outside branch of above-mentioned steam suppling tube 106 forms.
But, the other end of the branched pipe 107 that forms from above-mentioned steam suppling tube 106 branches is equipped with safety valve 500, because above-mentioned safety valve seals the outlet 107a of above-mentioned branched pipe 107, above-mentioned steam can not be discharged to the outside of the outlet 107a of above-mentioned branched pipe 107 again, but is stranded in the above-mentioned branched pipe 107.
In addition, the foreign substances of piling up in nozzle is blocked said nozzle, make and produce contrary the pressure in the above-mentioned steam suppling tube 106, or because the steam of high temperature continues to be discharged to the inside of the cylinder 103 of above-mentioned roller washing machine 100, above-mentioned cylinder 103 temperature inside are risen, thereby cause above-mentioned cylinder 103 pressure inside to rise, and produce under the contrary situation of pressing, above-mentioned safety valve 500 will be by opening, and reduces the contrary of above-mentioned generation and press.
Below, with reference to Fig. 4 c, it is carried out specific description.
As mentioned above, under the contrary effect of pressing of above-mentioned generation, be discharged to the steam of cylinder 103 by steam suppling tube 106, with adverse current in steam generator 200.And, steam when above-mentioned cylinder 103 inside passes through above-mentioned steam suppling tube 106, when adverse current arrives the inside of above-mentioned steam generator 200, except the inside of above-mentioned steam generator 200, branched pipe 107 pressure inside that are connected with above-mentioned steam suppling tube 106 also will rise immediately.
At this, when the pressure of the inside of above-mentioned steam generator 200 and steam suppling tube 106 and branched pipe 107 rises to certain pressure when above, above-mentioned safety valve 500 will be transferred to open state, thereby make and fail to be discharged to the outside and be stranded in steam in the steam of above-mentioned steam generator 200 inside and the above-mentioned branched pipe 107, safety valve 500 by above-mentioned opening is discharged to blast pipe 501, and then can reduce the pressure of rising in the above-mentioned steam generator 200.
At this moment, the steam by above-mentioned blast pipe 501 is discharged will be discharged to the outside by the aforesaid draining stream that is connected with draining pump.
By aforesaid operations, reduce above-mentioned steam generator 200 and flow when pressure in the steam suppling tube of steam 106 is arranged, can prevent the contingent damage phenomenon of linking part of the steam suppling tube 106 that causes by high pressure and branched pipe 107 etc.
In addition, in aforesaid one embodiment of the invention, anti-backflow device 400 is installed in the admission port 201.In the following another embodiment of the present invention that will illustrate, it is characterized in that above-mentioned anti-backflow device 400 is installed in the feed pipe 105.
Below, with reference to Fig. 5, be described in detail.
When carrying out the laundry stroke of roller washing machine 100, the motor (not shown) that is provided with in the above-mentioned roller washing machine 100 will rotate, and carry out the operation of laundry stroke.At this moment, because the revolving force of above-mentioned motor produces vibration with making in each parts that comprises above-mentioned roller washing machine 100 bodies.
That is, be provided with separately respectively, under the influence of above-mentioned vibration, may produce at interval, and maloperation takes place thus owing to constitute the channel member 403a and the open and close member 403b of anti-backflow device 400.
In order to prevent above-mentioned situation, above-mentioned anti-backflow device 400 is installed in the above-mentioned feed pipe 105.Thereby prevent to produce at interval between above-mentioned channel member 403a and the open and close member 403b under the influence of the vibration that when doing washing stroke, produces.
More detailed says, above-mentioned feed pipe 105 is by once absorbing vibration with parts that above-mentioned roller washing machine 100 directly combines, thereby the vibration of above-mentioned generation seldom is delivered in the above-mentioned feed pipe 105.
And because above-mentioned feed pipe 105 is made by the rubber material with outstanding shock absorption, the vibration that is delivered to above-mentioned feed pipe 105 will be less than other parts of combination in the roller washing machine 100.
Thus, the vibration of transmitting in the anti-backflow device of installing in the above-mentioned feed pipe 105 400 will reach and minimize, thereby can prevent that above-mentioned anti-backflow device 400 from the phenomenon of maloperation taking place, thereby make the steam-generating equipment of washing machine 300 of another embodiment of the present invention have effect preferably.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
The present invention has following effect:
1, owing in the admission port of above-mentioned steam generator, non-return valve is installed, thereby can prevent that adverse current from arriving The steam of the inside of steam generator carries out again adverse current by the admission port, can prevent thus because contact high temperature Steam the time phenomenon damaged such as contingent feed pipe and feed-water valve.
2, because during the pressure when adverse current reaches necessarily to the steam of the inside of steam generator more than, steam To be discharged to the outside by safety valve, and reduce the internal pressure of above-mentioned steam generator, thereby can prevent The phenomenon that the steam generator that causes owing to the high pressure of steam generator inside damages, can prevent simultaneously with The phenomenon that the junction of the steam suppling tube that above-mentioned steam generator connects and feed pipe etc. is damaged.
Claims (7)
1, a kind of steam-generating equipment of washing machine is characterized in that, it includes following several sections:
Be formed with the steam generator that is used to supply with the admission port of water and is used for the steam outlet of exhaust steam;
The heater that is used for the water of supply in the heat up above generator;
Be used to connect above-mentioned steam outlet and cylinder, the steam suppling tube that steam is flowed;
When above-mentioned steam generator pressure inside reaches certain pressure when above, will be open and exhaust apparatus that steam is discharged to the outside;
Be used to prevent the anti-backflow device of the steam counter-flow of generation in the above-mentioned steam generator to the admission port.
2, steam-generating equipment of washing machine according to claim 1 is characterized in that: above-mentioned exhaust apparatus is a safety valve.
3, steam-generating equipment of washing machine according to claim 1 and 2, it is characterized in that: a side of above-mentioned exhaust apparatus is formed with from the above-mentioned steam suppling tube branched pipe that forms of branch laterally, and the opposite side of above-mentioned exhaust apparatus also is formed with and is used for blast pipe that steam is discharged to the outside.
4, steam-generating equipment of washing machine according to claim 3 is characterized in that: the blast pipe of above-mentioned exhaust apparatus is connected with the draining stream of the washing machine that steam generator is installed.
5, steam-generating equipment of washing machine according to claim 1 is characterized in that: above-mentioned anti-backflow device is a non-return valve.
6, steam-generating equipment of washing machine according to claim 1 is characterized in that: above-mentioned anti-backflow device is installed in the above-mentioned admission port.
7, steam-generating equipment of washing machine according to claim 1 is characterized in that: above-mentioned anti-backflow device is installed in the above-mentioned feed pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610013777 CN1924167A (en) | 2006-05-19 | 2006-05-19 | Steam generator of washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610013777 CN1924167A (en) | 2006-05-19 | 2006-05-19 | Steam generator of washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1924167A true CN1924167A (en) | 2007-03-07 |
Family
ID=37816975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610013777 Pending CN1924167A (en) | 2006-05-19 | 2006-05-19 | Steam generator of washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1924167A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104846611A (en) * | 2015-05-21 | 2015-08-19 | 无锡小天鹅股份有限公司 | Clothes treating equipment |
-
2006
- 2006-05-19 CN CN 200610013777 patent/CN1924167A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104846611A (en) * | 2015-05-21 | 2015-08-19 | 无锡小天鹅股份有限公司 | Clothes treating equipment |
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