CN2861131Y - Water treatment device - Google Patents

Water treatment device Download PDF

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Publication number
CN2861131Y
CN2861131Y CN 200520058852 CN200520058852U CN2861131Y CN 2861131 Y CN2861131 Y CN 2861131Y CN 200520058852 CN200520058852 CN 200520058852 CN 200520058852 U CN200520058852 U CN 200520058852U CN 2861131 Y CN2861131 Y CN 2861131Y
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China
Prior art keywords
water
pipeline
purifier
dispenser
treatment device
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Expired - Fee Related
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CN 200520058852
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Chinese (zh)
Inventor
徐雁翔
卢章跃
陈国松
赵雁丹
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Midea Group
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Midea Group
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Priority to CN 200520058852 priority Critical patent/CN2861131Y/en
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Publication of CN2861131Y publication Critical patent/CN2861131Y/en
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Abstract

The utility model relates to a water treatment device. The device comprises a water purifying device (1) and a pipeline water dispenser (2), wherein a lower base (16) of the water purifying device (1) is arranged on a chassis of the pipeline water dispenser (2), an upper base (17) of the water purifying device (1) is arranged on a guide rail (8) of the pipeline water dispenser (2), a plug (9) on the water purifying device (1) is inserted into a socket (14) of the pipeline water dispenser (2), a purified water outlet (6) of the water purifying device (1) is connected with a purified water inlet (4) of the pipeline water dispenser (2) through a pipeline, a tap water inlet (5) of the water purifying device (1) is connected with a water supply pipeline, and a wastewater discharge port (7) on the water purifying device (1) is externally connected to a wastewater discharge pipe. The utility model discloses purifier and pipeline water dispenser separable also can make up, simple structure is compact, control is simple intelligent, and convenience of customers installs and uses.

Description

A kind of water treatment device
1, technical field:
The utility model is a kind of water treatment device, belongs to the renovation technique of water treatment device.
2, background technology:
At present mainly contain two kinds in the water treatment device, after a kind of water storage that is the municipal water use flow into the pipeline water dispenser is irritated (14), not treatedly just directly be heated or cooled, flow out through the first-class discharge mechanism of the fire hose of pipeline water dispenser again and use for the user; Another kind is before water storage that the municipal water use flow into the pipeline water dispenser is irritated, to handle through filtration, purification earlier, heats as required then or cool off, uses for the user through the first-class discharge mechanism outflow of the fire hose of pipeline water dispenser again.Preceding a kind of is applicable to that source quality better can reach the occasion of Drinking Water requirement, then a kind of pipeline water dispenser structure, generally be that purifier is fastened on pipeline water dispenser casing inside, can not dismantles, when so the user uses, water is certain for filtering, and the user can not select whether needs filter according to the quality of environment for use water quality like this, and for those sub-district building of central water treatment unit has been installed, perhaps municipal water water quality is the area preferably, is a kind of the waste; More considerablely be, because purifier is fastened on pipeline water dispenser casing inside, can not dismantle, make more renew cartridge difficulty, inconvenience, also cause easily because of filter core and install not in place or connect undertighten, and cause the problem of leaking, bring very big potential safety hazard to the human consumer.In addition, the control of the purifier of the water treatment device of existing band filtration, purification function and pipeline drinking-water part does not realize independence, cause structurally purifier and the pipeline drinking-water part can't simple separation like this, purifier can not use as water purifier separately, and pipeline water dispenser part can not be used as the pipeline water dispenser separately.
3, summary of the invention:
The purpose of this utility model is to consider the problems referred to above and provides that a kind of purifier and pipeline water dispenser are separable also capable of being combined, the simple and compact for structure and water treatment device that makes things convenient for user installation to use.
Structural representation of the present utility model as shown in drawings, include purifier (1) and pipeline water dispenser (2), the lower bottom base (16) of purifier (1) places on the chassis of pipeline water dispenser (2), the upper bed-plate (17) of purifier (1) places on the guide rail (8) of pipeline water dispenser (2), plug (9) on the purifier (1) is inserted on the socket (14) of pipeline water dispenser (2), the water purification water outlet (6) of purifier (1) is connected with the water purification water-in (4) of pipeline water dispenser (2) by pipeline, the tap water water-in (5) of purifier (1) is connected with water supply line, and the discharge of wastewater mouth (7) on the purifier (1) is external to wastewater discharge pipe.
The lower bottom base (16) of above-mentioned purifier (1) is fastened on the pipeline water dispenser (2) by web member (3).
Door (11) also can be equipped with in the outside of above-mentioned purifier (1), and door (11) is clamped on the pipeline water dispenser (2) by installing mechanism (15).
Above-mentioned purifier (1) includes some pre-filtrating equipments (10) and water purification control device A thereof, and some pre-filtrating equipments (10) include filter core and filter-core shell, and filter core is contained in the filter-core shell.
The lower bottom base (16) of above-mentioned purifier (1) can be provided with pulley (13).
Above-mentioned water purification control device A includes low-tension switch (S1), high-voltage switch gear (S2), automatic flush valve (Y1), entering water electromagnetic valve (Y2), topping-up pump (M), low-tension switch (S1) input terminus is connected with the positive pole of power supply (AS), low-tension switch (S1) output terminal is connected with the input terminus of high-voltage switch gear (S2) with automatic flush valve (Y1) is anodal, the output terminal of high-voltage switch gear (S2), the control end of automatic flush valve (Y1) is connected automatic flush valve (Y1) negative pole with topping-up pump (M) is anodal with an end of entering water electromagnetic valve (Y2), topping-up pump (M) negative pole and entering water electromagnetic valve (Y2) the other end are connected with the negative pole of power supply (AS).
The drinking-water control device B of above-mentioned pipeline water dispenser (2) includes switchboard (B2), liquid level sensor (B1), electrodeionization water purification magnet valve (Y3) and power supply (G), and liquid level sensor (B1), electrodeionization water purification magnet valve (Y3) and power supply (G) are connected with switchboard (B2).
Also be equiped with RO film filter (18) on the above-mentioned purifier (1), the pure water inlet of RO film filter (19) also is connected with mouthfeel setter (19), and RO film filter (18), mouthfeel setter (19) are installed on the lower bottom base (16).
The tap water water-in (5) of above-mentioned purifier (1) communicates with the water-in of pre-filtrating equipment (10) by pipeline and entering water electromagnetic valve (Y2), the water outlet of pre-filtrating equipment (10) is connected with topping-up pump (M) by pipeline, topping-up pump (M) water outlet communicates by the water-in of pipeline with RO film filter (18), the wastewater outlet of RO film filter (18) is connected with discharge of wastewater mouth (7) by pipeline, the water-in of mouthfeel setter (19) is connected with RO film filter (18) water outlet, its water outlet is connected with water purification water outlet (6) by pipeline, electrodeionization water purification magnet valve (Y3) is connected on the water purification water outlet (6), liquid level sensor (B1) in the water tank (21) is connected with electrodeionization water purification magnet valve (Y3), high-voltage switch gear (S2) is installed on the pure water inlet and the connecting tube between the mouthfeel setter (19) of RO film filter (18), low-tension switch (S1) is installed on the pipeline between entering water electromagnetic valve (Y2) and the tap water water-in (5), and scouring electromagnetic valve (Y1) is installed on the wastewater outlet and the connecting tube between the discharge of wastewater mouth (7) of RO film filter (18).
The pressure water storage that also disposing between above-mentioned mouthfeel setter (19) and the RO film filter (18) supplies water gives user's water tap or watering equipment is irritated (20).
The utility model is because employing purifier and pipeline water dispenser are separable also capable of being combined, and it compared with prior art has following beneficial effect:
1) simple and compact for structure, make things convenient for user installation to use;
2) purifier can disassemble from water treatment device, and more renew cartridge is easy and convenient;
3) purifier and pipeline water dispenser can be bought separately, use separately, and the user can select whether to arrange in pairs or groups use according to the situation of oneself;
4) purifier and pipeline water dispenser can independently be manufactured, and make things convenient for production line to assemble production on a large scale.
5) the utility model can not only realize purifying waste water processing capacity and heating, refrigeration and normal temperature water supply function to purifying waste water as water treating equipment, and can also be separated into independently purifier and pipeline water dispenser, use separately as water purifier and pipeline machine respectively.
4, description of drawings:
Fig. 1 is the purifier of the utility model embodiment 1 and the synoptic diagram before the assembling of pipeline water dispenser.
Fig. 2 is the purifier of the utility model embodiment 1 and the synoptic diagram after the assembling of pipeline water dispenser.
Fig. 3 is the synoptic diagram of closing after the purifier of the utility model embodiment 1 and the assembling of pipeline water dispenser behind the pipeline machine Xiamen (11).
Fig. 4 is the outward appearance back view of the utility model embodiment 1.
Fig. 5 is the front view of Fig. 2.
Fig. 6 is the view after Fig. 4 removes back shroud (12).
Fig. 7 is the synoptic diagram before the utility model embodiment 2 purifiers and the assembling of pipeline water dispenser.
Fig. 8 is the schematic diagram of water purification control device A of the present utility model.
Fig. 9 is the schematic diagram of drinking-water control device B of the present utility model.
Figure 10 is the synoptic diagram that each member of the utility model connects.
5, embodiment:
Embodiment:
Structural representation of the present utility model such as Fig. 1,2,3,4,5, shown in 6, include purifier (1) and pipeline water dispenser (2), the lower bottom base (16) of purifier (1) places on the chassis of pipeline water dispenser (2), the upper bed-plate (17) of purifier (1) places on the guide rail (8) of pipeline water dispenser (2), plug (9) on the purifier (1) is inserted on the socket (14) of pipeline water dispenser (2), the water purification water outlet (6) of purifier (1) is connected with the water purification water-in (4) of pipeline water dispenser (2) by pipeline, the tap water water-in (5) of purifier (1) is connected with water supply line, and the discharge of wastewater mouth (7) on the purifier (1) is external to wastewater discharge pipe.The lower bottom base (16) of above-mentioned purifier (1) is fastened on the pipeline water dispenser (2) by web member (3).In the present embodiment, web member (3) is a screw.
For making the utility model elegant in appearance, the outer side-lower of above-mentioned pipeline water dispenser (2) also can be equipped with door (11), and door (11) is installed on the pipeline water dispenser (2) by installing mechanism (15).
The utility model just can use as long as connect the power supply of pipeline water dispenser (2).If do not need water is filtered, as long as door (11) is opened, again the plug (9) on the purifier (1) is pulled away socket (14) on the pipeline water dispenser (2), the door (11) that closes again, and water pipe is connected to the water purification water-in (4) of pipeline water dispenser (2) on the running water pipe and gets final product.Also can be as required, unclamping web member (3) hauls out purifier (1) from pipeline water dispenser (2), by water pipe the tap water water-in (5) of purifier (1) is received on the running water pipe, its discharge of wastewater mouth (7) is external to wastewater discharge pipe, just can receive the water purification of directly drinking or using from water purification water outlet (6).
Above-mentioned purifier (1) includes some pre-filtrating equipments (10) and water purification control device A thereof, and some pre-filtrating equipments (10) include filter core and filter-core shell, and filter core is contained in the filter-core shell.More during renew cartridge, as long as filter-core shell is outwarded winding, the filter core of changing the inside get final product in the precession filter-core shell again, need not take over line again, not only convenient but also economy.
The schematic diagram of above-mentioned water purification control device A as shown in Figure 8, include low-tension switch (S1), high-voltage switch gear (S2), automatic flush valve (Y1), entering water electromagnetic valve (Y2), topping-up pump (M), low-tension switch (S1) input terminus is connected with the positive pole of power supply (AS), low-tension switch (S1) output terminal is connected with the input terminus of high-voltage switch gear (S2) with automatic flush valve (Y1) is anodal, the output terminal of high-voltage switch gear (S2), the control end of automatic flush valve (Y1) is connected automatic flush valve (Y1) negative pole with topping-up pump (M) is anodal with an end of entering water electromagnetic valve (Y2), topping-up pump (M) negative pole is connected with the negative pole of power supply (AS) with entering water electromagnetic valve (Y2) the other end.
Low-tension switch (S1) prevents topping-up pump (M) idle running, and when cutting off the water or also do not connect tap water, low-tension switch (S1) disconnects the power supply of topping-up pump (M), entering water electromagnetic valve (Y2), automatic flush valve (Y1).
High-voltage switch gear (S2) is controlled the start and stop of topping-up pump (M) automatically, and when system water was full, high-voltage switch gear (S2) disconnected the power supply of topping-up pump (M), entering water electromagnetic valve (Y2), during lack of water, connects the power supply of topping-up pump (M), entering water electromagnetic valve (Y2) automatically.
The schematic diagram of the drinking-water control device B of above-mentioned pipeline water dispenser (2) as shown in Figure 9, include switchboard B2, liquid level sensor (B1), electrodeionization water purification magnet valve (Y3) and power supply (G), liquid level sensor (B1), electrodeionization water purification magnet valve (Y3) and power supply (G) are connected with switchboard (B2).
For making filter effect better, remove superfine little impurity, colloid, heavy metal, soluble solids, bacterium and other objectionable impuritiess in the water, to satisfy user's service requirements, also be equiped with RO film filter (18) on the above-mentioned purifier (1).
For satisfying the mouthfeel requirement of different user, the pure water inlet of RO film filter (19) also can be connected with mouthfeel setter (19), and RO film filter (18), mouthfeel setter (19) are installed on the lower bottom base (16).
The synoptic diagram that each member of the utility model connects as shown in figure 10, the tap water water-in (5) of above-mentioned purifier (1) communicates with the water-in of pre-filtrating equipment (10) by pipeline and entering water electromagnetic valve (Y2), the water outlet of pre-filtrating equipment (10) is connected with topping-up pump (M) by pipeline, topping-up pump (M) water outlet communicates by the water-in of pipeline with RO film filter (18), the wastewater outlet of RO film filter (18) is connected with discharge of wastewater mouth (7) by pipeline, the water-in of mouthfeel setter (19) is connected with RO film filter (18) water outlet, its water outlet is connected with water purification water outlet (6) by pipeline, electrodeionization water purification magnet valve (Y3) is connected on the water purification water outlet (6), liquid level sensor (B1) in the water tank (21) is connected with electrodeionization water purification magnet valve (Y3), high-voltage switch gear (S2) is installed on the pure water inlet and the connecting tube between the mouthfeel setter (19) of RO film filter (18), low-tension switch (S1) is installed on the pipeline between entering water electromagnetic valve (Y2) and the tap water water-in (5), and scouring electromagnetic valve (Y1) is installed on the wastewater outlet and the connecting tube between the discharge of wastewater mouth (7) of RO film filter (18).
Automatic flush valve (Y1) is controlled RO film filter (18) flushing automatically, automatic flush valve (Y1) is connected power supply, its valve open, trip switch closure, connect the power supply of entering water electromagnetic valve (Y2) and topping-up pump (M), realization is to the flushing of RO film filter (18), after the flush time of setting, its valve is closed automatically, trip switch disconnects.Connect under the situation of power supply, the time that the every interval of automatic flush valve (Y1) is set is opened valve again automatically, and the trip switch closure is washed RO film filter (18), and the time of flushing is predefined value.
Purifier (1) is when using separately, configurable water supply irritates (20) for the pressure water storage of user's water tap or watering equipment between above-mentioned mouthfeel setter (19) and RO film filter (18), (being under the situation of S1 closure) under the situation of not enough water, connect power supply, high-voltage switch gear this moment (S2) is in closure state, and topping-up pump (M) starts system water.Irritate the increase of (20) inner storing water along with pressure water storage, the pressure that high-voltage switch gear (S2) is located also increases gradually, has been elevated to when pressure on the operating pressure of high-voltage switch gear (S2) in limited time, and high-voltage switch gear (S2) disconnects, cut off the power supply of topping-up pump (M) and entering water electromagnetic valve (Y2), stopped making water.When user's water, the water of water tank is fewer and feweri, the pressure that high-voltage switch gear (S2) is located is also lower gradually, the operating pressure that is reduced to high-voltage switch gear (S2) when pressure is prescribed a time limit down, high-voltage switch gear (S2) is closed again, connect the power supply of topping-up pump (M) and entering water electromagnetic valve (Y2), begin to make water again.
Because of pipeline water dispenser (2) is provided with socket (14), so that purifier (1) is obtained power supply thus.When being used in combination, (being under the situation of S1 closure) under the situation of not enough water, when connecting power supply, high-voltage switch gear this moment (S2) is in closure state, topping-up pump (M) starts system water, this moment is when not enough as if the water in the water storage filling (21) of pipeline water dispenser (2), give switchboard one signal by liquid level sensor (B1), switchboard makes water purification entering water electromagnetic valve (Y3) open, when the water in water storage is irritated (21) was full, liquid level sensor (B1) was given another signal of switchboard, makes water purification entering water electromagnetic valve (Y3) close, like this owing to the water purification water outlet (6) of purifier (1) is closed, pressure herein raises gradually, and when reaching the operating pressure of high-voltage switch gear (S2), high-voltage switch gear (S2) disconnects, cut off the power supply of topping-up pump (M) and entering water electromagnetic valve (Y2), stopped making water.When user's water, water storage is irritated water in (21) when coming back to not enough water state, water purification entering water electromagnetic valve (Y3) is opened, the pressure that the water purification water outlet (6) of purifier (1) is located reduces, high-voltage switch gear (S2) is closed again, connect the power supply of topping-up pump (M) and entering water electromagnetic valve (Y2), begin to make water once more.
Cut off the water or when also not connecing tap water the power supply of low-tension switch (S1) disconnection topping-up pump (M), entering water electromagnetic valve (Y2), automatic flush valve (Y1) to be taken in.Can prevent topping-up pump (M) idle running, cause damage.
Pipeline water dispenser (2) is when using separately, plug (9) on the purifier (1) is pulled away socket (14) on the pipeline water dispenser (2), and water pipe is connected to the water purification water-in (4) of pipeline water dispenser (2) on the running water pipe and gets final product, level sensing element (B1) is converted to corresponding electrical signal to the water level in the pipeline water dispenser water tank (21), the signal that switchboard (B2) provides according to level sensing element (B1), the inflow of control running water pipe water and stopping.
Embodiment 2:
Structure of the present utility model as shown in Figure 7, its structure is identical with embodiment 1, difference is that the lower bottom base (16) of above-mentioned purifier (1) can be provided with pulley (13).It is more convenient, laborsaving to make it drag like this.

Claims (10)

1, a kind of water treatment device, it is characterized in that including purifier (1) and pipeline water dispenser (2), the lower bottom base (16) of purifier (1) places on the chassis of pipeline water dispenser (2), the upper bed-plate (17) of purifier (1) places on the guide rail (8) of pipeline water dispenser (2), plug (9) on the purifier (1) is inserted on the socket (14) of pipeline water dispenser (2), the water purification water outlet (6) of purifier (1) is connected with the water purification water-in (4) of pipeline water dispenser (2) by pipeline, the tap water water-in (5) of purifier (1) is connected with water supply line, and the discharge of wastewater mouth (7) on the purifier (1) is external to wastewater discharge pipe.
2, water treatment device according to claim 1 is characterized in that the lower bottom base (16) of above-mentioned purifier (1) is fastened on the pipeline water dispenser (2) by web member (3).
3, water treatment device according to claim 1 is characterized in that door (11) also can be equipped with in the outside of above-mentioned purifier (1), and door (11) is clamped on the pipeline water dispenser (2) by installing mechanism (15).
4, according to each described water treatment device of claim 1 to 3, it is characterized in that above-mentioned purifier (1) includes some pre-filtrating equipments (10) and water purification control device A thereof, some pre-filtrating equipments (10) include filter core and filter-core shell, and filter core is contained in the filter-core shell.
5, water treatment device according to claim 4 is characterized in that the lower bottom base (16) of above-mentioned purifier (1) can be provided with pulley (13).
6, water treatment device according to claim 5, it is characterized in that above-mentioned water purification control device A includes low-tension switch (S1), high-voltage switch gear (S2), automatic flush valve (Y1), entering water electromagnetic valve (Y2), topping-up pump (M), low-tension switch (S1) input terminus is connected with the positive pole of power supply (AS), low-tension switch (S1) output terminal is connected with the input terminus of high-voltage switch gear (S2) with automatic flush valve (Y1) is anodal, the output terminal of high-voltage switch gear (S2), the control end of automatic flush valve (Y1) is connected automatic flush valve (Y1) negative pole with topping-up pump (M) is anodal with an end of entering water electromagnetic valve (Y2), topping-up pump (M) negative pole and entering water electromagnetic valve (Y2) the other end are connected with the negative pole of power supply (AS).
7, water treatment device according to claim 6, the drinking-water control device B that it is characterized in that above-mentioned pipeline water dispenser (2) includes switchboard (B2), liquid level sensor (B1), electrodeionization water purification magnet valve (Y3) and power supply (G), and liquid level sensor (B1), electrodeionization water purification magnet valve (Y3) and power supply (G) are connected with switchboard (B2).
8, water treatment device according to claim 7, it is characterized in that also being equiped with on the above-mentioned purifier (1) RO film filter (18), the pure water inlet of R0 film filter (19) also is connected with mouthfeel setter (19), and RO film filter (18), mouthfeel setter (19) are installed on the lower bottom base (16).
9, water treatment device according to claim 8, the tap water water-in (5) that it is characterized in that above-mentioned purifier (1) communicates with the water-in of pre-filtrating equipment (10) by pipeline and entering water electromagnetic valve (Y2), the water outlet of pre-filtrating equipment (10) is connected with topping-up pump (M) by pipeline, topping-up pump (M) water outlet communicates by the water-in of pipeline with R0 film filter (18), the wastewater outlet of R0 film filter (18) is connected with discharge of wastewater mouth (7) by pipeline, the water-in of mouthfeel setter (19) is connected with R0 film filter (18) water outlet, its water outlet is connected with water purification water outlet (6) by pipeline, electrodeionization water purification magnet valve (Y3) is connected on the water purification water outlet (6), liquid level sensor (B1) in the water tank (21) is connected with electrodeionization water purification magnet valve (Y3), high-voltage switch gear (S2) is installed on the pure water inlet and the connecting tube between the mouthfeel setter (19) of R0 film filter (18), low-tension switch (S1) is installed on the pipeline between entering water electromagnetic valve (Y2) and the tap water water-in (5), and scouring electromagnetic valve (Y1) is installed on the wastewater outlet and the connecting tube between the discharge of wastewater mouth (7) of R0 film filter (18).
10, water treatment device according to claim 9 is characterized in that also disposing between above-mentioned mouthfeel setter (19) and the RO film filter (18) the pressure water storage filling (20) of supplying water and giving user's water tap or watering equipment.
CN 200520058852 2005-05-26 2005-05-26 Water treatment device Expired - Fee Related CN2861131Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200520058852 CN2861131Y (en) 2005-05-26 2005-05-26 Water treatment device

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Application Number Priority Date Filing Date Title
CN 200520058852 CN2861131Y (en) 2005-05-26 2005-05-26 Water treatment device

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Publication Number Publication Date
CN2861131Y true CN2861131Y (en) 2007-01-24

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104556270A (en) * 2015-02-02 2015-04-29 北京碧水源净水科技有限公司 Water purifier with movable water purification tank
CN105217839A (en) * 2015-10-15 2016-01-06 苏州江天纳米膜科技有限公司 A kind of have the Multifunctional water purifying machine of payment function and filter process for purifying water
CN105330041A (en) * 2015-08-28 2016-02-17 湖北荆塑科技发展有限公司 Intelligent waterway system
CN105502528A (en) * 2015-11-26 2016-04-20 安徽吉乃尔电器科技有限公司 Water purification machine and application method thereof
CN106975266A (en) * 2016-01-19 2017-07-25 杜也兵 Mouth of a river sealing is docked and separation method between water purifier drawer formula control device and support

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104556270A (en) * 2015-02-02 2015-04-29 北京碧水源净水科技有限公司 Water purifier with movable water purification tank
CN105330041A (en) * 2015-08-28 2016-02-17 湖北荆塑科技发展有限公司 Intelligent waterway system
CN105217839A (en) * 2015-10-15 2016-01-06 苏州江天纳米膜科技有限公司 A kind of have the Multifunctional water purifying machine of payment function and filter process for purifying water
CN105502528A (en) * 2015-11-26 2016-04-20 安徽吉乃尔电器科技有限公司 Water purification machine and application method thereof
CN106975266A (en) * 2016-01-19 2017-07-25 杜也兵 Mouth of a river sealing is docked and separation method between water purifier drawer formula control device and support
CN106975266B (en) * 2016-01-19 2019-08-02 杜也兵 Mouth of a river sealing is docked and separation method between water purifier drawer formula control device and base

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Granted publication date: 20070124