CN100352769C

CN100352769C - Water purifier special for water dispenser

Info

Publication number: CN100352769C
Application number: CNB2005100615064A
Authority: CN
Inventors: 黄樟焱; 沈选举
Original assignee: 叶建荣
Current assignee: Qinyuan Group Co Ltd
Priority date: 2005-11-10
Filing date: 2005-11-10
Publication date: 2007-12-05
Anticipated expiration: 2025-11-10
Also published as: CN1792823A

Abstract

The present invention relates to a water purifier which is matched with a drinking water machine, which comprises an upper barrel, a lower barrel, an upper filtering core and a lower filtering core, wherein the upper filtering core and the lower filtering core are respectively positioned in the upper barrel and the lower barrel; a water outlet is arranged on the lower barrel, and a water outlet switch is arranged at the water outlet. The water purifier is characterized in that an iodine resin sterilization box is also arranged between the upper filtering core and the lower filtering core; the water which flows out of the upper filtering core is sterilized by the iodine resin sterilization box and then flows into the lower filtering core; a filtering material which can remove the iodine flavor is arranged in the lower filtering core; in addition, an exhaust port is arranged on the upper barrel which is positioned on the upper part of the lower filtering core; an exhaust pipe which is communicated with the upper part of the outer side of the upper barrel is arranged on the exhaust port; a gas-water separator is arranged on the upper part of the exhaust pipe. The present invention effectively solves the problems of large airflow resistance when air is exhausted by the filtering core, not expedite air exhaust, insufficient dynamic force of the water flow, etc. of the existing water purifier. The water purifier has the advantages of low cost, high organic matter removal degree, high turbidity removal degree and good degerming effect; simultaneously, the sensation of the water outlet is good (without the iodine flavor); the water purifier can be easily maintained by users (the upper filtering core and the lower filtering core scarcely need washing.).

Description

Special water purifier for drinking machine

Technical field

The present invention relates to a kind of and the matching used water purifier of water dispenser.

Background technology

Special water purifier for drinking machine is since 1998 come out, and product repeatedly improves through the technician, and its decontamination effect improving constantly improves, and has obtained the consumer acceptance gradually, thereby industry size is in continuous expansion.But, it also is not very sophisticated product, this class water purifier quality on the market is uneven, the product that has in fact mainly just utilizes active carbon loading silver to purify, though organic matter removal ability is preferably arranged, suitable fungistatic effect is also arranged, but sterilizing ability is very weak, can not guarantees that the water outlet microbiological indicator is qualified; The employing that has " active carbon loading silver absorption+accurate micropore ceramic filter " combination process can guarantee that the water outlet microbiological indicator is qualified, but the surface-area of micropore ceramics is less, does not filter how much water and will stop up, and uses to the user to make troubles; The employing that has " sterilization of active carbon loading silver absorption+many iodine resins " combination process can guarantee that also the water outlet microbiological indicator is qualified, but the water after the iodine resin sterilization has the iodine flavor, influence mouthfeel, and filtering accuracy is not high enough, cause water purifier remove the turbidity ability a little less than; The employing that has " active carbon loading silver absorption+hydrophilic tubular fibre membrane ultrafiltration " combination process, can remove small organic molecule, also can remove larger molecular organics, simultaneously can guarantee that also the water outlet microbiological indicator is qualified, and it is very strong to remove the turbidity ability, still, hydrophilic hollow fiber ultrafiltration membrane is domestic this technology of also not grasping at present, need be from external import, cost is very high, influences promoting the use of of this class water purifier.

In addition, have problems such as exhaust is smooth, flow dynamic deficiency during as if the filter core exhaust, also will have influence on the decontamination effect improving of filter core.Therefore also most important to the exhaust structure design of filter core.And its exhaust mode of traditional filter cartridge construction is: the air in the lower filter is discharged to lower filter top, pass the check valve that is provided with lower filter top, enter upper filter again, pass the check valve that is located at upper filter top then and enter in the bucket water, the water that passes at last in the bucket enters atmosphere.This exhaust mode be because gas will pass two check valves, and gas-flow resistance is bigger, the time have the smooth phenomenon of exhaust to take place.In addition, owing in the water how many some small suspended particulates are arranged, grow duration of service, and some settlings must appear in the check valve trim, causes check valve sealing property decline and goes wrong.

Summary of the invention

The objective of the invention is to provide a kind of low-cost special water purifier for drinking machine design, this water purifier has preferably organic matter removal, removes turbidity, bacteria-eliminating efficacy, the mouthfeel of water outlet simultaneously good (no iodine flavor), air water is shunted, resistance to flow is little, water outlet is smooth and easy, user's (needing to clean filter core hardly) easy to maintenance.

The present invention solves the problems of the technologies described above the technical scheme that is adopted: include bucket, following barrel and lay respectively at upper and lower barrel interior upper and lower filter core, following bucket is provided with water outlet, and effluent switch is housed at the water outlet place, it is characterized in that flowing into the iodine resin sterilizing box of lower filter again after can be to the water sterilization of coming out also being provided with between described upper filter and the lower filter, and be provided with the filtrate that to remove its iodine flavor in the lower filter by upper filter; In addition be positioned on the lower filter all on be provided with venting port on the bucket, and a vapor pipe that leads to the bucket outer upper is being housed on this venting port, and one air water separator is being housed in the top of vapor pipe.

Preferably, on described bucket with also be provided with between following barrel in the mutual installation all-in-one-piece tin, and be provided with pneumostome in described tin, and the air purifier that can make purifying treatment to the air that enters following barrel be housed at the pneumostome place.

Sealing between tube and last bucket reach following barrel in described can be selected the interference fit seal that is beneficial to assembling and safeguards for use.

Described upper filter can be preferably following structure: it comprises the cylindrical shell that is upside down in bucket bottom, lay respectively in the cylindrical shell the last web plate and the following web plate at position up and down, particulate filter is contained in the cylindrical shell between upper and lower web plate, and place, the intravital vertical middle part of this tube is provided with the siphon pipe of the current direction lower filter after can purifying for above-mentioned filtrate.Better, also can establish an orifice plate, dress cloth shape filtrate between orifice plate and the following web plate in following web plate bottom.

The described lower filter filtrate of removing the iodine flavor can adopt the big area filter cloth of gac and pleated structure, it specifically can adopt following structure: the housing that gac is housed in comprising, web plate is stamped in the housing top, there is a coupled hollow filtering element housing below, the lower end closed of filtering element, hollow part communicates with the housing bottom opening and filtrate is housed; Described this filtering element is formed by described filter cloth fold, the upper surface gauffer of filter cloth fix and with the housing bottom sealed attachment, the lower surface gauffer of filter cloth fix and with one can be with the base plate sealed attachment of this filtering element one end sealing; Described filtering element is covered with a case that fixes with housing, and the case bottom is provided with posticum.Described filtering element can be made by filter cloth and carry out the hollow cylinder that zigzag or waviness fold form.

Compared with prior art, the invention has the advantages that:

By the designed special water purifier for drinking machine of the present invention, had the advantage of following several respects:

First: the air that enters down bucket all can be handled by air purifier, and last bucket is with middle tube and middle tube and all adopt interference fit seal between following barrel, so purifying waste water in following barrel can avoid secondary pollution, can accomplish non-maintaining basically for following barrel.

Second: this filter element of water purifier that constitutes by upper filter, vapor pipe, air water separator and lower filter, its exhaust mode is different from traditional filter core exhaust mode, make the air in upper filter and the lower filter all can be discharged to barrel top in the outside by vapor pipe, this exhaust structure, gas-flow resistance is little, and exhaust thoroughly, reliably.

The the 3rd: be provided with the iodine resin sterilizing box on the top of lower filter, can kill the bacterium in the water, guarantee that the water outlet microbiological indicator meets national standard; Simultaneously, the iodine flavor problem that iodine resin may occur can thoroughly be removed its absorption by the gac in the lower filter.

The 4th: water-purifying process adopts " the cotton smart filter+resin cation (R.C.) of non-woven fabrics coarse filtration+PP softens+the cotton smart filter of iodine resin sterilization+active carbon loading silver absorption+PP ", can effectively remove particle suspensions in the water, organism, hardness, heavy metal, chlorine residue, disinfection of tap water by product, look, smelly, flavor, bacterium and other hazardous and noxious substances, improve mouthfeel, its silver ions of slowly separating out constantly has secular sterilization, bacteria resistance function, prevents that effectively bacterium from breeding in filter core; Non-woven fabrics in the upper filter, PP cotton are dismounting wafer-type structure very easily, are convenient to routine maintenance; Non-woven fabrics in the lower filter is a pleated structure, the thorough granular and powdered active carbon in the block water, and it is limpider to be convenient to water outlet, because it is but very little that this structure is convenient to that the cotton area design of PP is got very big the time its shared volume, area is big more, and flow resistance is more little, and the filtered water total amount is also many more.So also solved the insufficient contradiction of filtering accuracy and flow dynamic, make out the water power abundance, resistance is little, stability of flow, thus make the non-maintaining possibility that becomes of lower filter.

Description of drawings

Fig. 1 is the structural representation of the embodiment of the invention.

Fig. 2 is the upper filter structural representation among Fig. 1.

Fig. 3 is the lower filter structural representation among Fig. 1.

Fig. 4 is the structural representation of the air purifier among Fig. 1.

Fig. 5 is the structural representation of the sterilizing box among Fig. 1.

Fig. 6 is the schematic perspective view of the filtering element in the lower filter.

Fig. 7 is the synoptic diagram of reflection current direction of the present invention and air flow.

Embodiment

Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.

As shown in Figure 1, water purifier staving of the present invention comprises and bucket 9, middle tube 7 and following barrel 2 all adopts interference fit seal between last barrel 9 and middle 7 and middle 7 and following barrel 2.Bung 10 is stamped in the top of last bucket 9, is provided with posticum in the middle of the base plate of last bucket.Following bucket 2 is provided with water outlet routinely, and the effluent switch 1 that is made of float-actuated valve, valve rod and valve plug etc. is equipped with at the water outlet place.Middle tube 7 tops are provided with a pneumostome, air purifier 8 is equipped with at the pneumostome place, this air purifier 8 includes inside and outside two

orifice plates

83,81 that communicate with pneumostome, accompany sterilization screen cloth 82 between two orifice plates, as shown in Figure 4, by this air purifier 8, can stop the dirt in the outside air to enter down in the bucket, effectively in order to avoid purifying waste water in following barrel causes secondary pollution.

Upper filter 6 is contained in the base plate top of bucket 9, and is provided with sealing-ring 5 between the base plate.Its concrete structure as shown in Figure 2, it is made of cylindrical shell 61, upper and

lower web plate

62,66, siphon pipe and filtrate etc., its middle cylinder body 61 is upside down in the top of bucket 9 base plates, last web plate 62 and following web plate 66 are contained in the intravital position up and down of tube respectively, and rainbow utmost point pipe vertically is arranged on the place, middle part of cylindrical shell.This siphon pipe can be assembled by the core pipe 63 and the water shoot 64 of split, its core pipe 63 bottoms are shaped on screw thread 68, with the pipe body thread connection on last bucket 9 base plates, the upper end of water shoot 64 is exposed to outside the web plate 62, and have prosopyle 12 in its end sidewalls, the lower end communicates with posticum on the base plate.Particulate filter 65 is contained in the cylindrical shell between upper and lower web plate.Better, also can establish an orifice plate 69, adorn non-woven fabrics, the cotton fibrid cloth of PP shape filtrate 67 between orifice plate 69 and the following web plate 66, and filtrate is made the wafer-type structure of easy disassembly, be beneficial to daily maintenance in following web plate 66 bottoms.

Lower filter 15 is positioned at following barrel 2, and an iodine resin sterilizing box 3 and a vapor pipe 14 be housed in the top of lower filter, wherein this iodine resin sterilizing box 3 can make the water that is come out by upper filter enter earlier lower filter again after the sterilizing box sterilization, and the air that vapor pipe 14 then can be kept supplying in filter core and the lower filter all is discharged to outside the bucket by this vapor pipe.The structure of lower filter 15 as shown in Figure 3, it mainly comprises the hollow filter element 156 that housing 155, filtrate 154 and are formed by filter cloth fold, the open-top of its middle shell, and be stamped a web plate 152, recessed being provided with in the middle part of web plate can be for the sterilization cassette holder 151 of sterilizing box installation.This housing 155 links together with the pipe body of last barrel soleplate below, and in order to guarantee sealing between the two, is embedded with a sealing-ring 4 in the housing upper outside has a groove 153.In the middle of the bottom of housing 155 opening is arranged, openings of sizes is consistent with the hollow part aperture of filtering element 156.Filtering element 156 is the hollow cylinders (as shown in Figure 6) that carried out the pleated structure that forms after zigzag or the waviness fold by large-area filter cloth, and filter cloth is selected non-woven fabrics for use, PP is cotton or ultra-fine silk screen etc.The lower end of filtering element 156 is by a base plate 158 sealings, and upper end and housing 155 link together, and the intermediate cylindrical endoporus communicates with the housing inner chamber, and filtrate 154 is housed.Filter cloth bonds with adopting welding or binding agent being connected of housing or base plate.If adopt the binding agent bonding then after the binding agent sclerosis, not only the end gauffer of filter cloth to be fixed and sealed the end face of filtering element and realize simultaneously and the combining of housing, can guarantee between filtering element and the housing the excellent sealing effect with fix.Equally, the lower end of filtering element 156 and base plate 158 combine, and this base plate 158 makes the lower surface sealing of filtering element 156 after the water behind the media filtration all passes through filter cloth and discharges.The hollow position of housing 155 and filtering element 156 all is equipped with filtrate 154, and this filtrate 154 can be gac, ion exchange resin or mineralization ball, medical stone etc.

By the lower filter that housing, filtrate and filter cloth constituted, for attractive in appearance, outside filter cloth, also can cover a case 157, this case 157 can adopt shrink-fit with housing 155, the bottom of case 157 is provided with ostium excurrens 159, can discharge for the water after filtering through filtrate, filter cloth.

Iodine resin sterilizing box 3 is contained on the sterilization cassette holder 151 on the lower filter web plate, and the water that is come out by the upper filter water shoot flows into lower filter more all by after this sterilizing box sterilization.It mainly acts on is the bacterium that can kill in the water, guarantees that the water outlet microbiological indicator meets national standard.Concrete structure as shown in Figure 5, it includes a housing 36, this housing 36 has an annular cavity that is formed by inside and

outside wall

31,33, intracavity bottom is the web plate structure, the peviform low in the middle of being, that the edge is high is bonded with silk screen 32 on the web plate.The inner chamber open top, being stamped one can be with the web plate 34 of housing intermediate hollow position sealing, the peviform low in the middle of this web plate also is, that the edge is high, and also be bonded with silk screen 35 on the web plate.Iodine resin 37 is contained in the annular cavity between two web plates.

Vapor pipe 14 is located at the top of lower filter 15, is provided with a venting port on the pipe body below the last barrel soleplate, and an end of vapor pipe 14 is contained on this venting port, and the other end is contained on the air vent seat 11 of bucket outer upper.And, be provided with air water separator 13 on vapor pipe 14 tops in order to prevent vapor pipe vent gas water mixture in exhaust process.This exhaust structure, gas-flow resistance is little, and exhaust is thorough, does not have check valve, so exhaust is reliable.

During use, former water is filtered by the non-woven fabrics in the upper filter, PP cotton and particulate filter earlier, removes the particle suspensions in anhydrating, as bacterium, iron rust, mud etc.; Then, the water that comes out from water shoot flows in the lower filter by after the sterilizing box sterilization, behind activated carbon filtration, enters into the fold of filter cloth, filters, discharges, and removes heavy metal in anhydrating, organism, look, smelly, flavor, bacterium and other objectionable impurities; At last, the water purification that has reached the drink water standard is discharged by the ostium excurrens of case, flow into following barrel in.Air in upper filter and the lower filter then is to be discharged to the bucket outer upper by vapor pipe.

Claims

1, a kind of special water purifier for drinking machine, include bucket (9), following barrel (2) and lay respectively at the interior upper and lower filter core (6,15) of upper and lower bucket, following bucket is provided with water outlet, and effluent switch (1) is housed at the water outlet place, it is characterized in that: flow into the iodine resin sterilizing box (3) of lower filter again after can be to the water sterilization of coming out also being provided with between described upper filter (6) and the lower filter (15), and be provided with the filtrate that to remove its iodine flavor in the lower filter (15) by upper filter; In addition be positioned at lower filter top on be provided with venting port on the bucket, and a vapor pipe (14) that leads to the bucket outer upper is being housed on this venting port, and one air water separator (13) is being housed in the top of vapor pipe.

2, special water purifier for drinking machine as claimed in claim 1, it is characterized in that: described going up also is provided with tube (7) in the mutual installation all-in-one-piece between the bucket (9) and following barrel (2), middle tube (7) is interference fit seal with last bucket (9) and following barrel (2) respectively, and tube is provided with pneumostome on (7) in described, and the air purifier (8) that can make purifying treatment to the air that enters following barrel is housed at the pneumostome place.

3, special water purifier for drinking machine as claimed in claim 1 or 2 is characterized in that: the described lower filter filtrate of removing the iodine flavor includes the big area filter cloth of gac and pleated structure.

4, special water purifier for drinking machine as claimed in claim 1 or 2, it is characterized in that: described upper filter (6) comprises the cylindrical shell (61) that is upside down in bucket bottom, lay respectively in the cylindrical shell the last web plate (62) and the following web plate (66) at position up and down, filtrate (65) is located in the cylindrical shell between upper and lower web plate, and place, the intravital vertical middle part of this tube is provided with the siphon pipe of the current direction lower filter after can purifying for above-mentioned filtrate.

5, special water purifier for drinking machine as claimed in claim 3, it is characterized in that: the housing (155) that described gac is housed in described lower filter (15) comprises, web plate (152) is stamped in the housing top, there is a coupled hollow filtering element (156) the housing below, the lower end closed of filtering element, hollow part communicates with the housing bottom opening and gac is housed; Described this filtering element (156) is formed by described filter cloth fold, the upper surface gauffer of filter cloth fix and with the housing bottom sealed attachment, the lower surface gauffer of filter cloth fix and with one can be with base plate (158) sealed attachment of this filtering element one end sealing; Described filtering element is covered with a case (157) that fixes with housing, and the case bottom is provided with posticum (159).

6, special water purifier for drinking machine as claimed in claim 5 is characterized in that: described hollow filter element (156) is for being carried out the hollow cylinder that zigzag or waviness fold form by described filter cloth.

7, special water purifier for drinking machine as claimed in claim 1 is characterized in that: the described bucket outer upper that goes up is provided with air vent seat (11), and the upper end of described vapor pipe (14) is connected on this air vent seat.

8, special water purifier for drinking machine as claimed in claim 1, it is characterized in that: described iodine resin sterilizing box (3) includes a housing (36) with annular cavity, this housing (36) intracavity bottom is the web plate structure, the peviform low in the middle of being, that the edge is high, be bonded with silk screen (32) on the web plate, the inner chamber open top, being stamped one can be with the web plate (34) of housing intermediate hollow position sealing, the peviform low in the middle of this web plate also is, that the edge is high, and also being bonded with silk screen (35) on the web plate, iodine resin (37) is contained in the annular cavity between two web plates.

9, special water purifier for drinking machine as claimed in claim 4 is characterized in that: described siphon pipe is combined by the core pipe (63) and the rising pipe (64) of split, the pipe body thread connection on its core pipe (63) and the last barrel soleplate.

10, special water purifier for drinking machine as claimed in claim 4 is characterized in that: described web plate (66) down bottom also is provided with an orifice plate (69), between orifice plate and the following web plate cloth shape filtrate (67) is housed.