CN102989227A

CN102989227A - Regenerating device and regenerating method for regenerating water decalcification unit in ironing device

Info

Publication number: CN102989227A
Application number: CN2012103405104A
Authority: CN
Inventors: 朱赛佩·德隆奇
Original assignee: De Longhi Appliances SRL
Current assignee: De Longhi Appliances SRL
Priority date: 2011-09-14
Filing date: 2012-09-14
Publication date: 2013-03-27
Anticipated expiration: 2032-09-14
Also published as: ITUD20110144A1; EP2610403A1; EP2610403B1; CN102989227B; ES2529019T3

Abstract

A regenerating device is used for regenerating a water decalcification unit (13) connected to an ironing device (12), the ironing device (12) is provided with a water tank (19) and an evaporator (21). The water decalcification unit (13) is provided with a scale-resistant filter (15) connected with the water tank (19). The regenerating device comprises a separating chamber (27) for insertion of a cylinder (28) comprising a regenerating liquid, a water discharge unit (30) is connected with the scale-resistant filter (15) and the evaporator (21). The water discharge unit (30) is selectively started to prevent insertion of the cylinder (28) into the separating chamber (27) at a first operation position, the scale-resistant filter (15) and the evaporator (21) are in hydraulic communication so as to supply the decalcified water from the water decalcification unit (13) to the evaporator (21), and the cylinder (28)is inserted into the separating chamber (27) at a second operation position so as to interrupt hydraulic communication transmittance between the scale-resistant filter (15) and the evaporator (21).

Description

Regenerating unit and the renovation process thereof of recycled water decalcification unit in ironing equipment

Technical field

The present invention relates to a kind of apparatus and method for the recycled water decalcification, be used for a steam ironing appliance, the employed water of generating steam especially prevents from forming incrustation scale in the inside of evaporimeter at the inner incrustation scale that forms of described ironing apparatus when preventing for flatiron.

WO2009/030633A1 has disclosed a kind of water decalcification method and device, has the feature of the preface part of independent claims.

Background technology

The known subject matter of one of them of steam ironing appliance is inner at steam ironing appliance, especially the inner formed incrustation scale of evaporimeter that is converted into steam at Jiang Shui is because the water hardness of using, that is to say that the calcic percentage in water is excessive and cause.Especially, when using ironing equipment, described water causes the formation incrustation scale, at first is the performance that has reduced described ironing equipment, and described ironing equipment can not be used fully.Therefore, the hardness of water of the operation life of described ironing equipment and use is inversely proportional to haply.

For fear of this problem, known ironing equipment links to each other with a water decalcification unit, or comprises a water decalcification unit, and this water decalcification unit uses the resin filter of a regeneration type, places between water pot and the evaporimeter.

Usually, for the contained resin of regeneration in filter, use special solution, comprise dissimilar acid, for example citric acid or acetic acid are because citric acid and acetic acid have danger, so must exercise due diligence.

An International Patent Application WO-A-2010/128387 from the applicant, known device is used for regeneration one water decalcification unit, this device is integrated in the steam ironing appliance, and the resin filter that contains renewable type of can regenerating, this filter places water pot and is used for providing water between the water pumper (pump) of evaporimeter.Described known regenerating unit comprises a single container, is divided into two parts, and wherein a part consists of described water pot, and another part of container comprises that one has the actified solution of citric acid; Two valves are arranged at the exit of described two parts container, and a hydraulic circuit connects described two valves to described resin filter.The 3rd valve of three tunnel types is arranged between described water pumper and the described evaporimeter, make water flow to evaporimeter (boiler) from water pot when pressing under normal conditions, solution based on acidity is circulated in the regenerable resin filter, from another part of described container, take out, then enter regeneration during the stage, again transmission in another part of described container.

Therefore the shortcoming of the regenerating unit that this is known is that described container is to be divided into two parts, has reduced the volume of described water pot, and thereby the flatiron that reduces described ironing apparatus use independence (ironing autonomy).

The method of regeneration one resin filter that another kind is known provides during needed regenerative operation to be removed described decalcification unit from described ironing equipment.

Yet the shortcoming of this known method is, the element of implementing necessary dismounting, restructuring and process described regenerating unit for the user is complicated.

The objective of the invention is to be used for regeneration one water decalcification unit in ironing equipment in order to obtain a regenerating unit, this regenerating unit uses the resin filter of a renewable type, this regenerating unit is simple and reliable, and the institute that allows the user implement easily to regenerate to filter is necessary operation, without any danger, there is no need filter is removed from described ironing equipment.

The applicant invents, tests and implement the present invention, overcoming the shortcoming of prior art, and obtains these and other objects and advantages.

Summary of the invention

Independent claims have proposed the present invention and feature of the present invention have been described, and dependent claims has illustrated other features of the present invention or to the modification of main inventive concept.

According to above-mentioned purpose, one regenerating unit is for the water decalcification unit of regenerating in a kind of brand-new original mode according to the present invention, water decalcification unit provides the anti-scale filter of a renewable type at least, for example pass through resin, and be connected with an ironing equipment, ironing equipment has a water pot at least, link to each other with described anti-scale filter, and an evaporimeter is used for water is changed into steam.

According to a feature of the present invention, described regenerating unit comprises a compartment (compartment), one cylinder (cartridge) that comprises a regeneration liquid can insert compartment, and cylinder is for example injector type, and a drainage cell links to each other with described evaporimeter with described anti-scale filter at least.Especially, described drainage cell can selectively start to be in the state of the first operating position, described cylinder can not insert corresponding compartment, and between described anti-scale filter and the described evaporimeter with hydraulic communication transmit (communication) with water that decalcification is provided from described water decalcification unit to described evaporimeter.Another kind of situation, when the second operating position, described cylinder can insert corresponding compartment, so that described regeneration liquid can be transferred into described anti-scale filter, at the second operating position, the hydraulic communication between described anti-scale filter and the described evaporimeter transmits and is interrupted.

According to another characteristic of the invention, described drainage cell comprises the distributing valve with internal cavity, this distributing valve passes through to transmit with hydraulic communication between a water inlet pipe mode and the described anti-scale filter at least, and by transmitting with hydraulic communication between an outlet pipe and the described evaporimeter.Also transmit with hydraulic communication between described distributing valve and the drainpipe.

According to another characteristic of the invention, described distributing valve comprises a pipe close element, and is middle interior empty, and is fixedly connected with coaxially with a connecting rod with perforation axial cavity (cavity), and it constantly transmits with described drainpipe hydraulic communication.Described pipe close is used for selectively closing the entrance of described perforation axial cavity, perhaps is used for selectively closing the entrance towards the outlet pipe of described evaporimeter.

According to another characteristic of the invention, clamping device for example comprises that a tongue is fixedly connected with the connecting rod of described distributing valve, and when described drainage cell was in the first operating position, clamping device was used for selectively entering in the described compartment at least part of entering.

According to another characteristic of the invention, drive unit is manual with described drainage cell or link to each other automatically, so that drive unit switches to described the second operating position from the first operating position, and vice versa.

Allow with the regenerate water decalcification unit of ironing equipment of the above-mentioned type of a kind of brand-new original mode according to renovation process according to the present invention, by at least one actuation step, wherein start from the first operating position with the drainage cell that the anti-scale filter of at least one renewable type links to each other with an evaporimeter, described anti-scale filter and evaporimeter hydraulic pressure transfer when the first operating position are so that make the water decalcification when flatiron, when switching to the second operating position, a cylinder that contains the liquid of regenerating inserts corresponding compartment, link to each other with described anti-scale filter, so that described regeneration liquid transmits towards described anti-scale filter, and the transmission of the hydraulic communication between anti-scale filter and evaporimeter is interrupted simultaneously.

Description of drawings

From the explanation of the preferred form of the embodiment that hereinafter the reference accompanying drawing provided as non-limitative example, can clearly find out these and other features of the present invention, wherein:

Fig. 1 is the schematic side view according to regenerating unit of the present invention, and regenerating unit is installed in the ironing equipment with water decalcification unit;

Fig. 2 is the side view that contains a cylinder of the liquid of regenerating, and cylinder is used for regenerating unit shown in Figure 1;

Fig. 3 is the perspective view of regenerating unit shown in Figure 1, and regenerating unit links to each other with described water decalcification unit;

Fig. 4 is the top view that regenerating unit shown in Figure 1 is in the first operating position;

Fig. 5 is the transverse sectional view that regenerating unit shown in Figure 1 is in the part of the first operating position;

Fig. 6 is the perspective view that regenerating unit shown in Figure 1 is in the second operating position;

Fig. 7 is the transverse sectional view that regenerating unit shown in Figure 1 is in the part of the second operating position.

The specific embodiment

With reference to shown in Figure 1, be installed in regenerating units 10 in the ironing equipment 12 with water decalcification unit 13 according to the present invention and have reproducible known type, for example adopt based on the anti-scale filter 15(of resin shown in Figure 4).

Described ironing equipment 12(is shown in Figure 1) also be known type basically, for example the ironing equipment of described type comprises a supporting construction 16, the described supporting construction 16 that is shaped is to produce a pedestal 17, water pot inserts described pedestal 17 movably, one water pumper (pump), 20, one evaporimeters are used for heating water and water are converted into steam, a flatiron 22 and a cable 23, for example at a pipe that is fit to the cable galvanization is arranged, and pipe can also lead to steam.

Particularly, described water pot 19 is by a feed pipe 25(Fig. 1 and shown in Figure 4) and 13 of described water decalcification unit transmit with hydraulic communication, 26(is shown in Figure 4 for one non-return valve (non-return valve)) be arranged in the feed pipe, it is shown in Figure 1 to be used for stoping water to be back to described water pot 19(from described water decalcification unit 13).

Described regenerating unit 10 comprises shown in compartment 27(Fig. 1,3 and 4), cylindric haply, be formed in the described water decalcification unit 13, and compartment 27 is arranged on for below the pedestal 17 of water pot 19, and the cylinder 28 of an injector type (shown in Fig. 2,6 and 7) is used for inserting compartment 27, hereinafter will describe in detail.

Described regenerating unit 10 also comprises a drainage cell 30(Fig. 3 and shown in Figure 4), drainage cell transmits by the anti-scale filter 15 usefulness hydraulic communication of a water inlet pipe 31 with described water decalcification unit 13, and by an outlet pipe 32(Fig. 1, Fig. 3 and shown in Figure 4) transmit with described water pumper 20 and evaporimeter 21 usefulness hydraulic communication.

Described drainage cell 30 comprises that a distributing valve 33(Fig. 3 is to shown in Figure 7) be attached to a side of described water decalcification unit 13, and can be extremely shown in Figure 7 by a driving handle 35(Fig. 1 and Fig. 3) starting, a drainpipe 36 is attached to and drives on the handle 35.

Described distributing valve 33 comprises that a cylinder 38 and described water decalcification unit 13 are affixed, and distributing valve 33 to have a chamber 39(shown in Figure 5) an and mesotube 40.

One connecting rod (shaft) 41 is arranged in the described mesotube 40 and endwisely slips, and has a through shaft to cavity 42, and described perforation axial cavity 42 makes described cylinder chamber 39 transmit with hydraulic communication each other with described drainpipe 36.One disk (disk) 45 is attached to described connecting rod 41 inside end, and as a pipe close element, the centre of disk is empty, and the overall diameter of disk the overall diameter with cylinder chamber 39 is identical haply.One first sealing ring 46 is arranged on the peripheral edge of described disk 45, to form hydraulic packing between the inner surface that guarantees disk 45 and described cylinder chamber 39, and one second sealing ring 47 be arranged on the peripheral edge of described connecting rod 41, guarantee to form hydraulic packing between the inner surface of connecting rod 41 and described mesotube 40.

Described driving handle 35 is co-axially mounted on the external lug part (external terminal part) of described connecting rod 41 and locates, so that connecting rod 41 is subject to the restriction in the axial direction of described driving handle 35, although described driving handle 35 and described drainpipe 36 can be together around connecting rod 41 rotations, for this purpose, a pin 49 is contained on the described driving handle 35 and inserts the cannelure 50 of described connecting rod 41.

In addition, a tongue 51 that is haply L-type is fixedly installed on the middle body of described connecting rod 41, and has an end 52.This end 52 generally inserts described compartment 27, and terminal 52 can selectively detach (extracted) (shown in Figure 7) from compartment 27, will specifically describe hereinafter.The mid portion of described tongue 51 be by be fixedly connected with described cylinder 38 one on optional feature (appendix) 53 guide.

Such as cylinder 28(Fig. 2, Fig. 6 and shown in Figure 7 as described in the being seen injector type before) comprise in the case a container 60, cylindric haply, and open the upper part of container 60, and the upper part can obtain a regeneration liquid, for example has the solution based on citric acid or acetic acid.The end portion of container 60 has a hole for water spraying 61, be used for described regeneration liquid level and flow out from this hole for water spraying 61, and before use, hole for water spraying 61 passes through the closure member 64 of a known type that is fit to, for example closure member of peelable pattern usually.

One driven plunger 62 has at least one sealing ring 63 in its lower end, driven plunger 62 is axially installed and can be slipped in described container 60, so that described regeneration liquid selectively flows out by described hole for water spraying 61.

Described cylinder 28 also comprises a safety dog 65, safety dog 65 can be grabbed ring 66 by one and be torn, and arrange around described driven plunger 62, so that not only insert a slit 68 of described container 60 by a tusk 67, and the cannelure 69 that inserts described driven plunger 62 is to clamp the driven plunger 62 with respect to container 60.So, prevent that the user from promoting (driving) described driven plunger 62 carelessly, and before described cylinder 28 inserts described compartment 27 so that described regeneration liquid flow out from described container 60.

Described hole for water spraying 61 is used for driving a spherical valve 70, described spherical valve 70 normally is in a closing position by the support of a spring 71, and described spherical valve 70 is used for allowing selectively entering the mixed zone 72 below (access) spherical valve 70, and mixed zone 72 is arranged between described feed pipe 25 and the described anti-scale filter 15.

The function of the above-mentioned regenerating unit of mentioning 10 is as described below.

In normal flatiron situation, described regenerating unit 10 is to be in the first operating position, and such as Fig. 1, Fig. 3, Fig. 4 and shown in Figure 5, described water pot 19 is arranged in the pedestal 17 of described ironing equipment 12, described driving handle 36 is level haply, and towards described water decalcification unit 13 thrusts.

Be in the first operating position, the disk of described distributing valve 33 45 is near left side among described cylinder chamber 39(Fig. 5) innermost layer so that water inlet pipe 31 and outlet pipe 32 be connected each other by cylinder chamber 39, and the entrance of described perforation axial cavity 42 is closed.So the water from described water pot 19 flows out by the decalcification of anti-scale filter 15, can be injected into evaporimeter 21 by the selective starting of water pumper 20 afterwards.In addition, at the first operating position, the end 52 of described tongue 51 is that therefore, the insertion of cylinder 28 is prevented from naturally in described compartment 27 inside.

Prepare and will regenerate when described anti-scale filter 15, for example after self producing a signal with any one known way by described ironing equipment 12, following operation must be implemented, and it also defines according to renovation process of the present invention.

At first, described water pot 19 is taken away from described pedestal 17, so that the user can contact (access) following compartment 27.

Following the actuation step of described drainage cell 30 will implement, described driving handle 35 is drawn and will drive handle 35 outwardly rotate in a counter-clockwise direction about 90 ° (representing the position with a dotted line among Fig. 1), so that the described drainpipe 36 that links to each other with driving handle 35 is downward, regard to the outlet that drives handle 35.

In this case, the second operating position of described reclaim equiment 10 has defined the described connecting rod 41 that links to each other with described driving handle 35 and has outwards moved (right side among Fig. 7), and described disk 45 is fixedly connected with the outlet of just corresponding described outlet pipe 32, close outlet pipe, be interrupted so that the hydraulic communication between described anti-scale filter 15 and evaporimeter 21 transmits.

At the second operating position, described water inlet pipe 31 is communicated with transmission by described

cylinder chamber

39 and 33 hydraulic pressure of described perforation axial cavity 42 and described drainpipe.Meanwhile, described tongue 51 also is removed (among Fig. 7 towards the right side), and the end 52 of tongue 51 is fully outside at the volumes of described compartment 27.

The user can be shown in Figure 2 at the closure member 64(that takes away on the described hole for water spraying 61) carry out afterwards the step that cylinder 28 is inserted into compartment 27, as shown in Figure 6 and Figure 7.Especially, described cylinder 28(is shown in Figure 7) push away downwards so that the hole for water spraying 61 of cylinder 28 is downward with corresponding spherical valve 70, with relative with the active force of described spring 71, and open the passage of following mixed zone 72.

Driven plunger 62 by container 60 inside is retained in cylinder 28 in the described compartment 27, water pot 19 fill water and on described drainpipe 36 is positioned at any collection container after, then described water pot 19 is returned to pedestal 17 places, described collection container may have a discharge-channel, for example as a tank or similar, and not shown in the diagram, so that implement to provide the step of water.

Being arranged on the advantage that the cylinders 28 in the described compartment 27 have is that in fact it stop the end 52 of described tongue 51 to enter described compartment 27, so also prevent the user or even inadvertently make described driving handle 35 and distributing valve 33 be in the state of the first operating position.In fact, if this situation occurs in during the regeneration step of described anti-scale filter 15, the described regeneration liquid that contains acid will be flowed through outlet pipe 32 to described water pumper 20, to described evaporimeter 21, so described flatiron 22 not only has sizable to a plurality of parts of described ironing equipment 12, or even the damage that can't retrieve, and when regeneration step, the clothes of being pressed also there is damage.

When the water in water pot 19 has all flow through described mixed zone 72, and with 72 interior contained regeneration liquid mix in the mixed zone, have the described anti-scale filter 15 of regeneration, that is to say, described resin with which, described water pot can be taken away from described pedestal 17 again.During the actual regeneration step, need to continue about 30 minutes, the mixture of described water and regeneration liquid is by described drainpipe 36 dischargings.

In addition, above-mentioned regenerative operation begin during, the user still can use ironing equipment 12, presses 22 with use and presses, and can use the steam that contained remaining water produces in the evaporimeter 21 to carry out above-mentioned flatiron.

Described cylinder 28 is then taken away from described compartment 27, and described compartment 27 can correctly be set.

At last, described driving handle 35 is back to described the first operating position, turns clockwise about 90 ° by making described driving handle 35, then will drive handle 35 towards described ironing equipment 12(Fig. 1, Fig. 3, Fig. 4 and Fig. 5) supporting construction 16 push hard.

After described water pot 19 being filled water and it is positioned over pedestal 17, can recover to press normally step.

Should be pointed out that under the prerequisite that does not break away from the field of the invention and scope, can make regeneration and/or some interpolations for above-mentioned regenerating unit 10.

For example, replace the hand-guided mode, described distributing valve 33 and coupled tongue 35 can be controlled by the device of a servo feed.

In addition obviously; although with reference to specific embodiment explanation the present invention; but the sure realization of those skilled in the art has as claimed in claim many other equivalents of the regenerating unit of feature, so these equivalents all are included within the protection domain that is defined by the claims.

Claims

1. regenerating unit, be used for the water decalcification unit (13) that regeneration links to each other with an ironing equipment (12), ironing equipment (12) has a water pot (19) and is used for described water is converted into an evaporimeter (21) of steam, and described water decalcification unit (13) has the anti-scale filter (15) of at least one renewable type that links to each other with described water pot (19), it is characterized in that, described regenerating unit comprises a compartment (27), a cylinder (28) that contains the liquid of regenerating is used for inserting described compartment (27), and one drainage cell (30) link to each other with described evaporimeter (21) with described anti-scale filter (15) at least, described drainage cell (30) can optionally start to be in the state of the first operating position, at described the first operating position, prevent that described cylinder (28) from inserting described compartment (27) and described anti-scale filter (15) provides to described evaporimeter (21) from described water decalcification unit (13) with the water with decalcification with the hydraulic communication transmission with described evaporimeter (21), and at the second operating position, described cylinder (28) can insert described compartment (27) so that described regenerated liquid body can be sent to described anti-scale filter (15), and the described hydraulic communication transmission between described anti-scale filter (15) and described evaporimeter (21) is interrupted.

2. regenerating unit as claimed in claim 1, it is characterized in that, described drainage cell (30) comprises that a distributing valve (33) has a chamber (39) and passes through at least to transmit with hydraulic communication between a water inlet pipe (31) and the described anti-scale filter (15), and by transmitting with hydraulic communication between an outlet pipe (32) and the described evaporimeter (21).

3. regenerating unit as claimed in claim 2, it is characterized in that, described distributing valve (33) comprises that a connecting rod (41) is arranged at axially slidably in the described cylinder chamber (39) and has a through shaft to cavity (42), is used for optionally making described cylinder chamber (39) and a drainpipe (36) to transmit with hydraulic communication equally.

4. device as claimed in claim 3, it is characterized in that, described distributing valve (33) also comprises a pipe close element (45), empty in middle, and with coaxial being fixedly connected with of described connecting rod (41), and be used for selectively closing the outlet of described perforation axial cavity (42), the perhaps outlet of described outlet pipe (32).

5. such as claim 2,3 or 4 described regenerating units, it is characterized in that, further comprise clamping device (51,52), clamping device (51,52) links to each other with described distributing valve (33), when described drainage cell (30) when being in described the first operating position, clamping device (51,52) selectively enters described compartment (27) at least in part.

6. regenerating unit as claimed in claim 1 is characterized in that, further comprises drive unit, and described drive unit links to each other with described drainage cell (30), and to switch to described the second operating position from described the first operating position, vice versa.

7. regenerating unit as claimed in claim 6 is characterized in that, described drive unit comprises that one drives handle (35) and described connecting rod (41) coupling.

8. regenerating unit as claimed in claim 7, it is characterized in that, one drainpipe (36) is attached on the described driving handle (35), described drainpipe (36) is assembled in the blank area of described connecting rod (41) coaxially, blank area is in the outside of described cylinder chamber (39), so that described driving handle (35) axially limits described connecting rod (41), even described driving handle (35) can rotate around described connecting rod (41) relatively together with described drainpipe (36).

9. regenerating unit as claimed in claim 1, it is characterized in that, described cylinder (28) is injector type, and comprise a substantially cylindrical container (60), and open be used to obtaining described regeneration liquid the upper part of container (60), and a driven plunger (62) is axially slided in described container (60).

10. regenerating unit as claimed in claim 9, it is characterized in that, described container (60) has a hole for water spraying (61), and be used for described regeneration liquid and flow out from described hole for water spraying (61), and under normal conditions by removable closure member (a 64) close jet hole (61).

11. regenerating unit as claimed in claim 9, it is characterized in that, described cylinder (28) also comprises a safety dog (65), arranges around described driven plunger (62) and around described container (60), so that reciprocally clamp described driven plunger (62) and described container (60).

12. regenerating unit as claimed in claim 1, it is characterized in that, described compartment (27) is arranged on one and is used for the pedestal (17) of described water pot (19), so that only have after described water pot (19) is taken away from the described pedestal (17) temporarily, could contact described compartment (27).

13. renovation process, be used for the water decalcification unit (13) that regeneration links to each other with an ironing equipment (12), ironing equipment (12) has a water pot (19) and with being used for described water is converted into an evaporimeter (21) of steam and the anti-scale filter (15) that described water decalcification unit (13) has at least one renewable type that links to each other with described water pot (19), it is characterized in that, described method comprises at least one actuation step, at least a drainage cell (30) that links to each other with described anti-scale filter (15) and link to each other with described evaporimeter (21) starts when described the first operating position, transmit with the described water of decalcification when pressing with hydraulic communication between described anti-scale filter (15) and the described evaporimeter (21), switch to one second operating position, a cylinder (28) that contains the liquid of regenerating inserts a corresponding compartment (27), described compartment (27) links to each other with described anti-scale filter (15), so that described regeneration liquid is sent to described anti-scale filter (15), and the described hydraulic communication transmission between described anti-scale filter (15) and the described evaporimeter (21) is interrupted simultaneously.

14. renovation process as claimed in claim 13 is characterized in that, after described actuation step, when described drainage cell (30) when being in described the second operating position, one inserting step is provided, and in this step, described cylinder (28) inserts described compartment (27).

15. renovation process as claimed in claim 14, it is characterized in that, after described inserting step, provide a step to be used for the water of water pot (19) is provided to described anti-scale filter (15) by a mixed zone (72), described mixed zone (72) is below described compartment (27), in this step, the mixture of described water and described regeneration liquid is by described anti-scale filter (15), and a drainpipe (36) outflow from linking to each other with a distributing valve (33) of described drainage cell (30).

16. renovation process as claimed in claim 15 is characterized in that, after the step of described water is provided, take described cylinder (28) away from described compartment (27), and described drainage cell (30) is back to described the first operating position.