CN1552272A - Countercurrent device of bowl washer - Google Patents
Countercurrent device of bowl washer Download PDFInfo
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- CN1552272A CN1552272A CNA031409822A CN03140982A CN1552272A CN 1552272 A CN1552272 A CN 1552272A CN A031409822 A CNA031409822 A CN A031409822A CN 03140982 A CN03140982 A CN 03140982A CN 1552272 A CN1552272 A CN 1552272A
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Abstract
A counterflow preventer for bowl washing is composed of the guide unit for multiple channels including drainage channel, the inlet of drainage channel, the outlet of drainage channel, a counterflow preventing plate pivoted at the inlet of drainage channel for opening or closing it, and a boss inserted in the inlet of drainage channel under said counterflow preventing plate.
Description
Technical field
The present invention relates to the dish-washing machine in a kind of household supplies field, particularly relate to a kind of being discharged to when the work of finishing ware washing and washings after the outside, prevent to be discharged to the washings of outside by the anti-backflow device (Device forpreventing counter flow for dishwasher) of drainpipe adverse current again to the dish-washing machine of dish washer interior.
Background technology
See also shown in Figure 1ly, Fig. 1 is the structural representation of existing dish-washing machine.As shown in Figure 1, the existing dish-washing machine dish washing machine door 20 that constitutes the main body 10 in space that can ware washing by portion within it and can open and close the aforementioned body open front is formed.
The inside of aforementioned body 10 is formed with the inner shell of being made up of bucket 16, and in the inside of said bucket 16, is formed with the vessel that can place the desire washing and upper bracket assembly 12a and lower tray assembly 12b that can dismounting.In addition, in the bottom of carriage assembly 12 separately, being formed with can be to the upper spray 14a and the lower spray arm 14b that are placed on the vessel jet cleaning water on the above-mentioned carriage assembly 12.Therefore, the washings that are fed to dish-washing machine from running water pipe are ejected on the vessel by above-mentioned spray arm 14 and carry out washers' work.
As shown in Figure 2,, the bucket 16 that above-mentioned carriage assembly 12 is installed in portion's dismounting within it possibly is installed in the inside of main body 10, and, be actually by said bucket 16 at the main body 10 inner scrubbing spaces that form.
In addition, in a side of said bucket 16, the guidance part 18 that can supply or discharge washings is installed.Above-mentioned guidance part 18, on the dish-washing machine that demineralized water treatment device (Water Softener) is installed, the washings that are fed to are fed to demineralized water treatment device by above-mentioned guidance part, are fed to above-mentioned spray arm 14 then; Maybe after finishing washing work, washings are discharged to the outside by above-mentioned guidance part.Therefore, above-mentioned guidance part 18 be can make washings by its inner drum and within it portion be formed with the passage of a plurality of water.For example,, be formed with and make after washings that body interior the is finished washing work water pipe a by a certain side flow into above-mentioned guidance part 18 inside, be discharged to the passage of dish-washing machine outside by the water pipe b of an other side fully in the inside of above-mentioned guidance part 18.In addition, the washings that are fed in order to finish washing work are flowed through after above-mentioned guidance part 18 inside, and the demineralized water treatment device (not shown) of flowing through is fed to the spray arm 14 of body interior then and finishes actual washing work.
In the inside of above-mentioned guidance part 18, be equipped with and prevent to be discharged to the washings of outside by the anti-backflow device of drainpipe adverse current to inside.As shown in Figure 3, in the inner side of above-mentioned guidance part, be formed with the drainage channel 18a that forms for draining.And above-mentioned drainage channel 18a makes the contaminated washings of finishing washing work flow into after the inside by the ostium A that is connected in water pipe, is discharged to the passage that the outside is formed at above-mentioned guidance part 18 inside by osculum B and the water pipe that links together with it.
Upper inside at above-mentioned drainage channel 18a ostium A is equipped with the ball 19 that can place adverse current; And for the sealing between above-mentioned ball 19 and the ostium A and prevent the unnecessary contact noise,, be formed with the 18b of seal portion that is made by elastomeric material in the upper inner of above-mentioned ostium A.
Therefore, after the water that is discharged to the outside by above-mentioned ostium A flow into guidance part 18 inside, the pressure of the water of being discharged up pushed up above-mentioned ball 19, and above-mentioned washings are discharged to the outside by above-mentioned drainage channel 18a from osculum B.But if above-mentioned washings flow into the inside of guidance part 18 by above-mentioned osculum B, the pressure of the water of above-mentioned institute adverse current is applied on the above-mentioned ball 19 from top to bottom.Therefore, the water of adverse current can be blocked by above-mentioned ball 19, thereby prevents that washings from passing through the inside of ostium A adverse current to dish-washing machine.
Above-mentioned ball 19 must possess certain weight and need be made with rush-resisting material, and therefore, in general above-mentioned steel ball is made with stainless steel.Because stainless cost is higher, therefore, making the ball 19 that is enough to block whole above-mentioned ostium A with stainless steel is uneconomic behaves but actually.
That is to say that because be to realize with the steel ball that the higher stainless steel material of cost is made according to the anti-backflow device of prior art, therefore, the cost of product is higher.
In addition, need form the 18b of seal portion that elastomeric material is made at the upper inner face of above-mentioned ostium A, but form the above-mentioned seal 18b of portion in guidance part 18 inside that are made by the synthetic resin material, both increased the cost of accessory, make the production process of accessory become loaded down with trivial details again.
This shows that the anti-backflow device of above-mentioned existing dish-washing machine still has many defectives, and demands urgently further being improved.
The problem that exists for the anti-backflow device that solves above-mentioned dish-washing machine, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.
Because the defective that the anti-backflow device of above-mentioned existing dish-washing machine exists, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, actively studied innovation, anti-backflow device in the hope of the dish-washing machine of founding a kind of new structure, can improve the general anti-backflow device structure of the dish-washing machine of existing routine on the market, make it have more practicality.Through constantly research, design, and after studying sample and improvement repeatedly, create the present invention who has practical value finally.
Summary of the invention
Main purpose of the present invention is, overcome the defective of the anti-backflow device existence of existing dish-washing machine, and a kind of anti-backflow device of dish-washing machine of new structure, technical problem underlying to be solved are provided is to make its manufacturing cost that reduces accessory, can also simplify the production process of accessory.
Purpose of the present invention and solve its technical problem underlying and realize by the following technical solutions.The anti-backflow device of the dish-washing machine that proposes according to the present invention keeps the guidance part of a plurality of passages of drainage channel in it comprises; Be positioned at the bottom surface of above-mentioned guidance part, be communicated with the inflow port that the water that also desire is discharged flow into drainage channel with above-mentioned drainage channel; Be positioned at the bottom surface of above-mentioned guidance part, can direct into the water in the above-mentioned drainage channel drain port of dish-washing machine outside; Be positioned at the inside of above-mentioned guidance part, be connected upper end that flows into port and the anti-adverse current plate that can open and close described inflow port possibly by the hinge axis rotation.
The object of the invention to solve the technical problems can also adopt following technical measures further to realize.
The anti-backflow device of aforesaid dish-washing machine, wherein said drain port are installed in the bottom surface of guidance part and close on the position that flows into port; And, be formed with the inner partition that stands on the bottom surface at the center of drainage channel.
The anti-backflow device of aforesaid dish-washing machine, the bottom of wherein said anti-adverse current plate is formed with the insertion lug boss that can be inserted into inflow port inside and be contrary cone shape.
The anti-backflow device of aforesaid dish-washing machine, the wherein said bottom surface that is connected in the described anti-adverse current plate that flows into the port upper end is formed with by rubber or silicon materials and is made, and can be close to the confined layer that flows into the port upper end.
According to aforesaid the present invention, not only can reduce cost and simplify production process, also can prevent from fully to be discharged in the washings adverse current road dish-washing machine of outside.
The present invention compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, the present invention it keep the guidance part of a plurality of passages of drainage channel in comprising; Be positioned at the bottom surface of above-mentioned guidance part, be communicated with the inflow port that the water that also desire is discharged flow into drainage channel with above-mentioned drainage channel; Be positioned at the bottom surface of above-mentioned guidance part, can direct into the water in the above-mentioned drainage channel drain port of dish-washing machine outside; Be positioned at the inside of above-mentioned guidance part, be connected upper end that flows into port and the anti-adverse current plate that can open and close described inflow port possibly by the hinge axis rotation.
Above-mentioned dish-washing machine anti-backflow device according to the present invention has following effect:
Therefore the higher stainless steel material of use cost not, and the relatively low synthetic resin plate of material of use cost, are saving production cost aspect the anti-backflow device accessory making than in the past technology.
In addition, compared with technology in the past, on the operation of assembling anti-backflow device, simplified its program step greatly.That is, omitted the operation in the conventional art, and only achieved the goal, therefore, simplified production process by anti-adverse current plate is installed in the inner moulding making of guidance part rubber packing portion.In addition, even form the rubber layer of film shape or tectal in the bottom surface of above-mentioned anti-adverse current plate, also than having simplified operation at the inner rubber packing layer that forms of guidance part.
In sum, the anti-backflow device of the dish-washing machine of special construction of the present invention, have above-mentioned many advantages and practical value, and in like product, do not see have similar structural design to publish or use, no matter and its structurally or bigger improvement is all arranged on the function, have large improvement technically, and produced handy and practical effect, and have the effect of enhancement really, thus be suitable for practicality more, really be a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, below with preferred embodiment of the present invention and conjunction with figs. describe in detail as after.
The specific embodiment of the present invention is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the structural representation of existing dish-washing machine.
Fig. 2 is the part-structure schematic diagram of existing dish-washing machine.
Fig. 3 is the profile of existing guidance part part.
Fig. 4 is the chassis assembly schematic diagram of dish-washing machine of the present invention.
Fig. 5 is the generalized section of anti-backflow device of the present invention.
Fig. 6 is an anti-backflow device major part schematic diagram of the present invention.
10 ... main body 12 ... carriage assembly
12a ... upper bracket assembly 12b ... the lower tray assembly
14 ... spray arm 14a ... upper spray
14b ... lower spray arm 16 ... bucket
18 ... guidance part 18a ... drainage channel
18b ... seal portion 19 ... ball
20 ... door 100 ... guidance part
101 ... drainage channel 102 ... flow into port
103 ... next door, space 104 ... the supply port
105 ... inner partition 106 ... drain port
106a ... flow into port one 06b ... drain port
110 ... chassis 120 ... wash
122 ... water pump 124 ... draining pump
130 ... demineralized water treatment device 132 ... the supply port
160 ... anti-adverse current plate 162 ... insert lug boss
164 ... hinge connecting portion H1 ... hinge axis
Ha ... flexible pipe Hb ... flexible pipe
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment, its specific embodiment of anti-backflow device, structure, feature and the effect thereof of the dish-washing machine that foundation the present invention is proposed, describe in detail as after.
See also shown in Figure 4ly, Fig. 4 is the chassis assembly schematic diagram of dish-washing machine of the present invention.By Fig. 4, can understand simply the structure of anti-backflow device guidance part 100 peripheries of the present invention.As shown in Figure 4, in the built-in bottom that the dish-washing machine main body of the urceolus that forms scrubbing space is arranged, chassis 110 is installed, and on above-mentioned chassis 110,, the wash 120 of the water pump 122 that is fixed with supplying washing water is installed in the one side.
In addition, on above-mentioned chassis 110, be equipped with can softening washing water demineralized water treatment device 130; And, guidance part 100 is installed on the top of above-mentioned demineralized water treatment device 130.
On above-mentioned guidance part 100, be formed with and make the washings that are fed to from running water pipe flow into inflow port one 02 in it; And after water circulation guidance part 100 inside that are fed to by above-mentioned inflow port one 02, flow into the inside of above-mentioned demineralized water treatment device by supply port 104.In addition, flow through demineralized water treatment device and soften the washings of handling, be fed to wash 120 and be fed to the jet of dish washer interior by water pump 122 by supply port 132.
In addition, in a side of above-mentioned guidance part 100, be formed with a pair of drain port 106.The drain port 106a of one side can direct into guidance part inside to the water of discharging by draining pump 124 flexible pipe Ha; And the drain port 106b of opposite side then can direct into flexible pipe Hb to the water of above-mentioned guidance part 100 inside, thereby guarantees that washings can be discharged to the outside fully.
Below, seeing also Fig. 5 and shown in Figure 6, Fig. 5 is the generalized section of anti-backflow device of the present invention, Fig. 6 is an anti-backflow device major part schematic diagram of the present invention.By Fig. 5, Fig. 6, learn about the structure of the water discharging part of above-mentioned guidance part 100 inside in further detail.
As shown in Figure 5, side at above-mentioned guidance part 100, be formed with drainage channel 101, and above-mentioned drainage channel 101 to be next doors 103 of cutting apart other space in guidance part inside be formed at inside one side of guidance part 100, and form the passage of regulation by upright inner partition 105.
On above-mentioned drainage channel 101, be formed with inflow port one 06a; And above-mentioned inflow port one 06a inner for the water of discharging by draining pump 124 flow into part.In addition, the water of Liu Ruing like this directs into after the top by upright inner partition 105, and the right side by drainage channel 101 is discharged to the outside from drain port 106b.
The water that flows into by above-mentioned inflow port one 06a is along flexible pipe Ha pilot flow, and the water of discharging from above-mentioned drain port 106b is to be discharged to the dish-washing machine outside fully by flexible pipe Hb.In addition, in the left part of above-mentioned drainage channel 101, be formed with can running water pipe water flow into the inflow port one 02 of above-mentioned guidance part 100 inside.
In addition, making the water of being discharged flow into the top of the inflow port one 06a of guidance part 100 inside, be equipped with according to anti-adverse current plate 160 of the present invention; And above-mentioned anti-adverse current plate 160 is more bigger and be tabular than above-mentioned inflow port one 06a.In addition, above-mentioned anti-adverse current plate 160 for example can be made by the mode of casting synthetic resin material.
Above-mentioned anti-adverse current plate 160 is supported by hinge axis H rotation possibly in a side that flows into port one 06a.Promptly, as shown in Figure 6, support possibly by the hinge axis H of the hole portion rotation that is inserted into the hinge connecting portion 164 that is formed with transverse holes portion, therefore, above-mentioned anti-adverse current plate 160 can rotate up and open above-mentioned inflow port one 06a, thereby makes the water of being discharged flow into the inside of guidance part 100.In addition, under free state, can above-mentioned hinge axis H be the center, land downwards by the weight of self, thus cover above-mentioned inflow port one 06a above.
In addition, in the bottom surface of above-mentioned anti-adverse current plate 160, be formed with the insertion lug boss 162 that convexes to form downwards; And above-mentioned insertion lug boss 162 is by being inserted into the inside that flows into port one 06a, be close to the inboard that flows into port one 06a, thereby both can prevent the washings adverse current of being discharged fully, anti-reverse stream plate 160 is fallen on the correct position that flows into port one 06a exactly.In addition, forming that above-mentioned insertion lug boss 162 formation can be inserted with the state of being close to inflow port one 06a inside is suitable, for example, can form contrary cone shape as shown in Figure 6.
The insertion lug boss 162 of above-mentioned contrary cone shape, can be when anti-adverse current plate 160 covers inflow port one 06a top, successfully be inserted into the inside that flows into port one 06a, meanwhile, under the state that is inserted into fully, can be close to the medial surface that flows into port one 06a, thereby prevent that washings from flowing backwards by flowing into port one 06a.
Below, the operation principle of the anti-backflow device of the present invention of said structure is described:
In dish-washing machine, the washings of ware washing are the effects by draining pump 124, are fed to by flexible pipe Ha and flow into port one 06a; And the pressure of the water that is fed to like this can act on the bottom surface of above-mentioned anti-adverse current plate 160, is that the center rotates up thereby make above-mentioned anti-adverse current plate 160 with hinge axis H.Then, washings flow into guidance part 100 inside by above-mentioned inflow port one 06a, and rise to after the vertical top by inner partition 105, and the right side part by drainage channel 101 is discharged to the outside from drain port 106b.And be connected in the flexible pipe Hb of drain port 106b, can be discharged to the dish-washing machine outside to the washings of finishing washing work fully.
In addition, sometimes, because be subjected to the influence of external factor, the phenomenon of the water of outside by drain port 106b adverse current that be discharged to can appear; And the water of adverse current will flow to the top that flows into port one 06a by drain port 106b like this.
But because anti-adverse current plate 160 according to the present invention has covered the top that flows into port one 06a, the pressure of the water of adverse current will act on the top of anti-adverse current plate 160, thereby can make anti-adverse current plate 160 block above-mentioned inflow port one 06a.Because therefore the water by above-mentioned drain port 106b adverse current can not, can prevent that fully the water of adverse current from flowing into dish washer interior by flowing into port one 06a.
What as mentioned above, basic thought of the present invention flowed into port one 06a top for setting can cover can be the anti-adverse current plate 160 that the center rotates with hinge axis H also.But, in technical field of the present invention,, can improve other exercisable examples of the present invention as long as possess the most basic knowledge.
For example, above-mentioned anti-adverse current plate 160 is close to the upper end that flows into port one 06a, thereby the water that prevents institute's adverse current flows into dish washer interior by the inside that flows into port one 06a.Have only anti-adverse current plate 160 to be close to the upper end that flows into port one 06a fully here, and could prevent fully that washings from flowing backwards.Therefore, must make above-mentioned anti-adverse current plate 160 and flow into port one 06a and be close to fully, thereby guarantee its seal.
In order to reach this air-tight state completely, between the upper end of above-mentioned anti-adverse current plate 160 and inflow port one 06a,, it reaches airtight purpose for being fitted like a glove, can adopt the form of various variations.
In addition, also can paste the rubber membrane coffer of sheet, or be formed with the confined layer that rubber or silicon materials are made in the bottom surface of above-mentioned anti-adverse current plate 160.Above-mentioned coffer or confined layer are made and are close to the upper end that flows into port one 06a by rubber or silicon materials, thereby prevent that fully washings are by flowing into the port adverse current to dish washer interior.
The technological innovation of the anti-backflow device of the dish-washing machine of the present invention that above-mentioned structure like this constitutes all has many saving graces for technical staff of the same trade now, and the progressive that possesses skills really.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified to the equivalent embodiment of equivalent variations, but every technical solution of the present invention content that do not break away from,, all still belong in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did according to technical spirit of the present invention.
Claims (5)
1, a kind of anti-backflow device of dish-washing machine, it is characterized in that: it comprises
In keep the guidance part of a plurality of passages that comprise drainage channel;
Be positioned at the bottom surface of described guidance part, be communicated with the inflow port that the water that also desire is discharged flow into drainage channel with described drainage channel;
Be positioned at the bottom surface of described guidance part, can direct into the water in the above-mentioned drainage channel drain port of dish-washing machine outside;
Be positioned at the inside of described guidance part, by rotatable upper end that flows into port and the anti-adverse current plate that can open and close described inflow port of being connected of hinge axis.
2, the anti-backflow device of dish-washing machine according to claim 1 is characterized in that the bottom surface that wherein said drain port is installed in guidance part closes on the position that flows into port; And, be formed with the inner partition that stands on the bottom surface at the center of drainage channel.
3, the anti-backflow device of dish-washing machine according to claim 1 is characterized in that the bottom of wherein said anti-adverse current plate, is formed with to be inserted into the insertion lug boss that flows into port inside.
4, the anti-backflow device of dish-washing machine according to claim 1 is characterized in that the bottom of wherein said anti-adverse current plate, is formed with to be inserted into that to flow into port inner and be the insertion lug boss of contrary cone shape.
5, according to the anti-backflow device of the described dish-washing machine of arbitrary claim in the claim 1 to 3, it is characterized in that the wherein said bottom surface that is connected in the described anti-adverse current plate that flows into the port upper end, be formed with by rubber or silicon materials and be made, can be close to the confined layer that flows into the port upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031409822A CN1552272A (en) | 2003-06-06 | 2003-06-06 | Countercurrent device of bowl washer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031409822A CN1552272A (en) | 2003-06-06 | 2003-06-06 | Countercurrent device of bowl washer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1552272A true CN1552272A (en) | 2004-12-08 |
Family
ID=34323947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA031409822A Pending CN1552272A (en) | 2003-06-06 | 2003-06-06 | Countercurrent device of bowl washer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1552272A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705887A (en) * | 2011-03-28 | 2012-10-03 | 可爱有限公司 | Instantaneous hot-water system |
-
2003
- 2003-06-06 CN CNA031409822A patent/CN1552272A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705887A (en) * | 2011-03-28 | 2012-10-03 | 可爱有限公司 | Instantaneous hot-water system |
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