CN104780821B

CN104780821B - It is particularly suitable for the hopper and its manufacture method of dish-washing machine

Info

Publication number: CN104780821B
Application number: CN201380059687.XA
Authority: CN
Inventors: E·布里尼奥内
Original assignee: Bitron SpA
Current assignee: Bitron SpA
Priority date: 2012-10-11
Filing date: 2013-10-09
Publication date: 2017-08-01
Anticipated expiration: 2033-10-09
Also published as: WO2014057434A3; EP2906099A2; US20150265131A1; CN104780821A; ITTO20120892A1; WO2014057434A2; EP2906099B1; PL2906099T3

Abstract

One kind includes the hopper (10) of unitary body (12), and hopper is opened and had at upside：It may be connected to the outer peripheral portion (12a) of washing trench bottom；The first hollow space (12b) that is recessed relative to outer peripheral portion (12a) and being suitable to water of the storage from sink.Hopper (10) also includes the pump (16) with substantial horizontal axis (X), and pump is suitable to water of the suction from the first hollow space (12b).Main body (12) also include close to the first hollow space (12b) arrange and with the second hollow space (12c) of its hydraulic communication, and the first hollow space at top have opening (14) with deliver from the first hollow space (12b) aspirate water.Second hollow space (12c) removably can accommodate at least one of the following by opening (14)：For heating the heating system (26) of the current flowed through and for guiding current in a controlled manner towards the current divider (18) of outlet.

Description

It is particularly suitable for the hopper and its manufacture method of dish-washing machine

Technical field

The present invention relates to a kind of hopper and its manufacture method for being particularly suitable for dish-washing machine.

Background technology

In family expenses fixture fields, what is be widely known by the people is to use to include the dish-washing machine of housing, and the housing is defined in inner side Dishes is accommodated in the suitable casings in one or more framves by sink, the sink, to allow by means of one Or the delivering of multiple pushers the injection water being under pressure and wash dishes.

In these dish-washing machines, hopper is there are at the bottom of sink, the hopper is suitable to storage water and borrowed Help propeller and water is delivered to sink.

An example of this kind of hopper is described in american documentation literature US 2006/0054199.

But, some shortcomings are had according to this hopper of prior art.

One shortcoming is the fact that：Especially because the hollow space and the given shape of main body of hopper, storage The structure of liquid bath is, for example, without using the hydraulic pump activated by electric notor that can commercially buy at a low price, the electric notor It is provided with the asynchronous type electric notor of brush.On the contrary, document US 2006/0054199 is provided using with the electric horse of brushless The hydraulic pump reached, the hydraulic press is typically expensive, and needs to be difficult to and special for reducing vibration and noise Power supply because electric notor is rigidly assembled on hopper and the rotation axis of electric notor is substantially vertical 's.

The content of the invention

It is an object of the present invention to provide the manufacture method of a kind of hopper and the hopper, the hopper and system The method of making can solve the problem that the shortcoming of prior art, while hopper can also be manufactured according to simple and economical mode.

According to the present invention, the purpose and other purposes are realized by the hopper and its production method of the present invention.

Preferred embodiment and optional feature are to be related to the technical teaching provided in the book described further below of the present invention Part.Especially, present invention also defines some currently preferred embodiments of the present invention and optional technical characteristic is described.

Brief description of the drawings

Refer to the attached drawing read provided as non-limiting example it is described further below after, this hair will be best understood by Bright further feature and advantage, wherein：

Fig. 1 and 2 be respectively according to the present invention explanatory embodiment manufacture hopper from the point of view of top and bottom when Perspective view；

Fig. 3 is the exploded view of the hopper shown in aforementioned figures；

Fig. 4 is analogous to Fig. 2 bottom perspective view, but some components of the hopper shown in wherein eliminating；And

Fig. 5 and Fig. 6 are the sectional views obtained respectively by vertical cut surface of the hopper shown in aforementioned figures.

Embodiment

With reference to described further below, such as " vertical ", " level ", " lateral ", the term of "up" and "down" and adjective use In the direction and relative position that limit different component.These terms are normal about being according to the hopper of the present invention with adjective The structure of (for example, when installing the hopper in the bottom wall corresponding to sink) under behaviour in service, and be not regarded as this and limit Protection scope of the present invention is made.

Referring to figs. 1 to Fig. 6, reference 10 refers to the hopper of the explanatory embodiment according to the present invention on the whole.

Hopper 10 is adapted to mount in dish-washing machine, is particularly corresponding to sink or the room limited by the housing of dish-washing machine Bottom and in the dish-washing machine.More specifically, hopper 10 is suitable to storage water and generally passes through one in sink Or multiple jet propellers and deliver water.

Hopper 10 include main body 12, the main body be preferably it is overall, for example by injection-molded by plastic material system Into, at upside open and have：

- outer peripheral portion 12a, the outer peripheral portion is adapted to be coupled to the bottom of the sink of dish-washing machine, and

- the first hollow space collects part 12b and the second hollow space or supply section 12c, and outer peripheral portion 12a is surrounded First hollow space collects part and second hollow space or supply section extension.

Collect part 12b and supply section 12c and core is recessed, it means that the institute compared with outer peripheral portion 12a State the depth collected partly with supply section bigger；Being capable of liquid each other by washing pump 16 in addition, collecting part and supply section Pressure connection, and opened by collecting opening 13 and supply opening 14 at upside.In the embodiment shown, the first hollow bulb In point 12b and the second hollow space 12c at least one and preferably both is substantially cup-shaped, it means that it leads to Cross makes core and downside recessed again and by being limited at downside by bottom lock since outer peripheral portion 12a Extend sideways.

As hereinafter discussed in more detail, part 12b is collected to be suitable to storage from sink and be open by collecting 13 water entered.In this embodiment, supply section 12c is suitable to the water that delivering is stored in collection part 12b, thus causes Water is flowed out by supplying opening 14.

In addition, hopper 10 includes the hydraulic pressure washing pump 16 of known type, the hydraulic pressure washing pump is installed on the main body 12, So that the propeller of hydraulic pressure washing pump can be around the rotation of substantially horizontal axis X.For example it is made for the institute of electrodynamic pump State hydraulic pressure washing pump 16 and be suitable to the water that suction is stored in collection part 12b, and suitable for described towards supply section 12c guiding Water, so that delivering water by supplying opening 14.

In an illustrated embodiment, hydraulic pressure washing pump 16 is arranged in suction accessory 18, and the suction accessory is at periphery On collection part 12b, and for example oriented along direction generally radially.Especially, suction accessory 18 (for example, see The feeding housing for belonging to hydraulic pressure washing pump 16 or feeding spiral case 20 Fig. 2) are received, and in the feeding housing or feeds spiral case Porch is with collecting part 12b hydraulic communications, exit and supply section 12c hydraulic pressure in the feeding housing or feeding spiral case Connection.In addition, hydraulic pressure washing pump 16 includes propeller (not marking reference) and motor (not shown), the propeller is suitable to Rotated in feeding spiral case 20 around axis X and be contained in the water in collecting part 12b, for example, electric type suitable for suction The motor be suitable to control propeller during the rotation of propeller.Thus, in an illustrated embodiment, hydraulic pressure washing pump 16 The water collected in the 12b of part is stored in suitable for suction, and then causes water along direction direction suction accessory 18 generally radially Outflow.

In an illustrated embodiment, the hydraulic pressure washing pump 16 is centrifugal type, because the hydraulic pressure washing pump is relative to pushing away The rotation axis X for entering device axially aspirates the water for being contained in and collecting in the 12b of part, so as to relative to the rotation axis X delivers water along tangential direction.

Preferably, outer peripheral portion 12a has the shape being substantially recessed and suitably forms pond collects part with direction The 12b transmission water of collection opening 13 (for example, by setting gently towards oblique appropriate surface), is assembling and is using and hopper The collection portion point is maintained at upside and opened during 10 connected dish-washing machines.

Preferably, collect part 12b and supply section 12c respectively have approximate cylindrical form, if necessary then downwards slightly It is tapered.For the total cross-section that outer peripheral portion 12a is provided, collect (logical shown in part 12b and supply section 12c Cross horizontal cutting acquisition) cross section is smaller.In this embodiment, the cross section for collecting part 12b is much larger than supply section Cross section shown in 12c.

In this embodiment, supply section 12c has substantially circular cross section.

It is provided between part 12b and supply section 12c is collected suitable for allowing fluid stream by controlling washing pump 16 The hydraulic connectors gone out.In the embodiment shown, hydraulic connectors are arranged on the downstream of washing pump 16 (particularly corresponding to washing The outlet of pump) and it is arranged on supply section 12c upstream.Thus, supply section 12c preferably then matches somebody with somebody including delivering Part 19, the delivering accessory is for example arranged at supply section 12c sidepiece and laterally projecting from supply section.Especially, The pipeline D (not shown) of such as bend pipe or flexible pipe is connected between the outlet of the washing pump and delivering accessory 19, to allow Liquid flow flows to supply section 12c from part 12b is collected.In an illustrated embodiment, in use by collecting part 12b storages Liquid by washing pump 16 be aspirated through delivering accessory 19, washing pump push liquid through its outlet enter the pipeline D, liquid Then lead to deliver accessory 19, and eventually arrive at supply section 12c.

Preferably, supply opening 14 is closed (referring particularly to figure by means of interlocking links by lid 22 in fluid-tight manner, for example 3), the lid, which has, is adapted to allow for water from least one outlet opening 24 for collecting part 12b inflow supply sections 12c.Shown Embodiment in, it means that in the case where hopper 10 is compatible using alternative washing system, lid 22 goes out including a pair Oral pore 24, the corresponding rotating-spray element that each outlet opening can be connected hydraulically to dish-washing machine in known manner (does not show Go out).

Moreover, supply section 12c is designed to be suitable at least one by supplying the receiving of opening 14 in the following group Equipment, described group includes：

- heating system 26, the heating system flows through the supply section 12c and by washing pump 16 suitable for heating The current of suction, the heating system is preferably provided with the control device and/or safety device of correlation, and

- current divider 28, the current divider is suitable to (this is referred to selectively and/or simultaneously) guiding in a controlled manner and added Pressure current flow to sink from washing pump 16, exit opening 24 are specifically flowed to, to form the alternative washing of known type System.

In heating system 26 and current divider 28 at least one can by supply opening 14 and approach and preferably according to Removable mode is by the supply openings house in supply section 12c.

In this embodiment, heating system includes being suitable to the resistance 26 that flows through of electric current, so as to according to preassigned by heat It is transferred to the current for flowing through supply section 12c.Especially, resistance 26 is preferably contained in by supplying according to removable mode In the receiver that part 12c is limited, and appropriate water-proofing treatment has been carried out in known manner.For example, by supply section Chamber or interior that 12c is limited, resistance 26 is folded, and preferably limits substantially U-shaped form.

In this embodiment, current divider 28 includes one or more holes 30, and one or more of holes are suitable to according to predetermined Standard, positioned corresponding to outlet opening 24 especially by the rotary motion of motor 32.

In this embodiment, outlet opening is oriented along substantially vertical direction, such as described outlet opening is fabricated as The sleeve that corresponding propeller is connected to by the hydraulic pipeline of known type is protruded and is suitable to from lid 22.

In this embodiment, current divider 28 is rotary-type element, the disk for example rotated around substantially vertical axis.It is special Not, the disk has one or more holes 30 and one or more obturators, one or more of holes and described one Each in individual or multiple obturators is adapted to always be arranged on towards outlet opening 24 or interlocked relative to the outlet opening At position, thus the controlled delivery for entering water-filling is determined by a propeller or two propellers for dish-washing machine.

Preferably, moreover, current divider 28 is attached to motor 32 (referring particularly to Fig. 2 and 5), such as electric notor, the motor On supply section 12c and suitable for the motion of control current divider 28.In this embodiment, motor 32 is provided with suitably Reducing gear (not shown), such as gear, the reducing gear cooperates with current divider 28 to move and causes so as to obtain current divider Current divider rotates.Especially, the reception that motor 32 and possible reducing gear are limited according to fluid tight manner and supply section 12c Device is separated.

In this embodiment, the end of motor 32 has axostylus axostyle 34, is connected in axostylus axostyle described in center by spline Current divider 28, the current divider is advantageously fabricated to substantially circular disk.

In this embodiment, motor 32 by supply section 12c from external support.Preferably, motor 32 is by supply section 12c Bottom 36 support, for example pass through screw fixing motor.

Preferably, current divider 28 rotates around substantially vertical axis, in this embodiment, described substantially vertical Axis is advantageously orthogonal to the horizontal plane where the rotation axis X of the propeller of washing pump 16.

In this embodiment, hollow supply section 12c bottom 36 has hole 38, and the hole is substantially centrally-arranged The axostylus axostyle 34 of place and motor 32 is adapted to pass through at the top of the hole, the axostylus axostyle and is advantageously provided with the current divider with spline 28；Moreover, the lid 22 with a pair of outlet openings 24 is fixed in supply opening 14.Preferably, axostylus axostyle is radially ensured by packing ring Sealing between 34 and hole 38.

Preferably, during the manufacturing process of hopper, it is arranged on by removing for injection-molded hollow supply section Appropriate removable object on 12c mould and manufacturing hole 38.

On the other hand, in the case that the hopper used in dish-washing machine is not provided with current divider device, then institute can be omitted Hole 38 is stated, and current reach propeller by flowing through two outlet openings 24.

In an illustrated embodiment, therefore in the case where hopper 10 includes heating system and current divider simultaneously, resistance 26 are arranged in annular base 40 (reference is marked in Fig. 5), and the annular base is close to the second hollow space 12c bottom 36.Preferably, the annular base 40 around hole 38 is adapted to allow for axostylus axostyle 34 and rotatably accommodates axostylus axostyle.As an example, Insert 42 is advantageously arranged in center relative to annular base 40 and is made up of elastomer or rubber, and the insert is permitted Perhaps axostylus axostyle 34 rotates and causes hydraulic packing between the hollow space 12c of motor 32 and second.

The structure of aforementioned body 12 is especially beneficial for simplifying the assembling of current divider 28 and/or heating system 26.It is true On, hopper 10 can easily and effectively adapt to not envision the dishwasher structure of alternative washing system, because Eliminate hole 38 in injection-molded step, and in spite of need to set build in hopper 10 itself be used for it is to be delivered The heating system of water, motor 32 or current divider 28 are not all installed during assembly.As an example, in the manufacturing process of hopper 10 Period, can be with by the way that the removable object is properly mounted on the mould for injection-molded hollow supply section 12c Omit hole 38.

Moreover, during safeguarding hopper 10 in the case where operator needs access to current divider 28 and resistance 26, The structure of aforementioned body allows operator to be easily performed task, because operator only needs to remove lid 22 and is open by supplying 14 take out each component included.

Preferably, the second hollow space 12c supports at least one periphery accessory 44, in an illustrated embodiment, it is described extremely A few periphery accessory is passed through into receiver in a lateral direction, and the receiver is limited to inside the second hollow space 12c And suitable for accommodating control device and/or safety device 46.Especially, the periphery accessory 44 is manufactured to extend transversely through supply The tubular portion of part 12c side surface.

In an illustrated embodiment, control device 46 is adapted for carrying out being selected from least one of the following function：

The operating conditions that-detection and/or control at least one of heating system 26 and current divider 28 are presented, and

- detection flows through the physical/chemical properties of supply section 12c liquid flow.

Especially, control device 46 can include the one or more components for being suitable for use as sensor, for example：

- at least one heat sensor, at least one described heat sensor be adapted to detect for indicate resistance 26 temperature (for example, By the electric current of resistance) data, and/or

- at least one position sensor, at least one described position sensor is adapted to detect for indicating the structure of current divider 28 Or the data of position, and/or

- at least one pressure sensor (such as shown in Fig. 5), at least one described pressure sensor is adapted to detect for flowing By the pressure for the liquid flow of receiver being limited in supply section 12c.

With Component composition each described or the alternative solution as component each described, control device 46 can be wrapped Include suitable for controlling one or more devices supplied to the electric power of heating system 26 according to preassigned.Preferably, these devices It can include that at least one current interrupter or switch of the electric current by resistance 26 can be interrupted according to predetermined control standard, The predetermined control standard is alternatively depended on by the one or more components or sensor (for example, by the pressure Sensor) detection instruction data.

In an illustrated embodiment, supply section 12c has multiple periphery accessories 44, the multiple periphery accessory by Second hollow space 12c is from side support, to receive multiple control devices and/or safety device 46.

In an illustrated embodiment, supply section 12c has manifold or tubular sleeve, and the manifold or tubular sleeve are basic Upper horizontal orientation and intersect in a lateral direction with supply section 12c.The reception that tubular manifold is limited with supply section 12c Device radial communication, and define one of periphery accessory 44 and delivering accessory 19 in axial end portion.Especially, tubular manifold is also With other periphery accessories 44 that at least one is projected radially outwardly, particularly compact arrangement is consequently formed multiple to accommodate Different types of control device 46.

The presence of periphery accessory 44 allows user to customize reservoir according to the different technologies feature and installation requirements of dish-washing machine Groove 10, so that hopper is provided with appropriate component and the device connected suitable for the control system with machine.

Moreover, there is unitary body 12 except preparing the economic advantages of hopper 10 and in hopper Reduced during service life outside possible leakage point, its advantage also includes allowing to make a preliminary test and checking, allows for Operator is carrying out analog simulation before hopper 10 is assembled in dish-washing machine in laboratory or assembling test line.

In this embodiment, hopper 10 also includes outlet fitting 48, and the outlet fitting is connected with collecting part 12b And it is laterally projecting from the collection part, in addition, the outlet fitting is also associated with hydraulic-pressure discharge pump (not shown).It is preferred that Ground, outlet fitting 48 is laterally projecting for example along radial direction from opposite side relative to suction accessory 18.

Especially, outlet fitting 48 defines the row suitable for accommodating the propeller (not shown) for belonging to emptying pump (not shown) Housing or conveyor screw are put, the propeller preferably rotates around substantially horizontal axis, is located at washing to will be stored in Water discharge in collection part 12b on the outside of groove.

In an illustrated embodiment, hydraulic-pressure discharge pump is centrifugal type, and can be by suitable for controlling the propeller to revolve What is turned is usually the motor operation of power type.

Naturally, illustrated principle of the invention, each embodiment and implementation detail can be as described above And only widely being changed as the content of non-limiting example of being shown in accompanying drawing, and without departing from appended claims The protection domain provided.

List of numerals

10 hoppers

12 main bodys

12a outer peripheral portions

The hollow collection parts of 12b

The hollow supply sections of 12c

13 collect opening

14 supply openings

16 hydraulic pressure washing pumps

18 suction accessories

19 delivering accessories

20 feeding housings or feeding spiral case

22 lids

24 outlet openings

26 heating systems

28 current dividers

Hole on 30 current dividers

32 motors

34 axostylus axostyles

36 bottoms

38 holes

40 annular bases

42 inserts

44 periphery accessories

46 sensors

48 outlet fittings

50 connection accessories

Claims

1. a kind of hopper (10) for dish-washing machine, the hopper includes：

- main body (12), the main body is opened at upside, and with the bottom for the sink for being used to be connected to the dish-washing machine Outer peripheral portion (12a)；The main body (12) also has hollow collection part (12b), and the hollow collection portion split-phase is for institute Outer peripheral portion (12a) is stated to inwardly concave and be arranged to store the liquid from the sink；And

- hydraulic pressure washing pump (16), the hydraulic pressure washing pump is connected to the main body (12), so that the hydraulic pressure washing pump Propeller can be around substantially horizontal axis (X) rotation；

- hollow supply section (12c), the hollow supply section is inwardly concaved relative to the outer peripheral portion (12a), and by The liquid flow that is used to receiving the liquid in the effect of the hydraulic pressure washing pump (16) and towards at least one outlet (24) Guide the liquid flow；

- at least one equipment in such as the following group, described group includes：Heating system (26) for heating the liquid flow； And for the liquid flow to be delivered at least one and promoted by least one described outlet (24) according to controlled way The current divider (28) of device；

The hopper is characterised by that the hollow supply section (12c) is opened on upside at supply opening (14) place, institute Stating at least one equipment can be approached by the supply opening (14), and by the supply opening according to removable side Formula is contained in the hollow supply section (12c)；And

The hollow supply section (12c) is used to receive lid (22) at described supply opening (14) place, and the lid, which has, to be used to permit Xu Shui outflow the outlet (24) at least one；The lid (22) is removable, is opened with will pass through from the supply Mouth (14) taking-up is described to cover (22) and at least one close described equipment.

2. hopper according to claim 1, wherein, the hydraulic pressure washing pump (16) is connected by accessory (18,19) To the main body (12).

3. hopper according to claim 2, wherein, the accessory includes suction accessory, the hydraulic pressure washing pump (16) Installed in aspirating in accessory (18), the suction accessory is located at periphery on hollow collection part (12b), and reception belongs to The feeding housing of hydraulic pressure washing pump (16), and connect in the porch of the feeding housing with hollow part (12b) hydraulic pressure of collecting Lead to, in the exit of the feeding housing and hollow supply section (12c) hydraulic communication.

4. hopper according to claim 1, wherein, the main body (12) is monoblock type.

5. the hopper according to any one of preceding claims, wherein, the bottom of the hollow supply section (12c) (36) it can be configured for controlling the motor (32) of the current divider (28) from outside receiving.

6. hopper according to claim 5, wherein, the bottom (36) has hole (38), and axostylus axostyle (34) is described in Hole, the axostylus axostyle belongs to the motor (32) and can transmitted motion to the current divider (28).

7. hopper according to claim 1, wherein, the lid (22) has a pair of outlets (24), the pair of outlet In each can be connected hydraulically to the dish-washing machine correspondence may move sprinkler part.

8. hopper according to claim 1, the hopper also includes being used to detect position residing for instruction current divider (28) The sensor component for the data put.

9. hopper according to claim 1, wherein, the heating system includes being located at the hollow supply section Resistance in (12c).

10. hopper according to claim 9, wherein, the resistance is arranged in annular base (40), the annular bottom Seat against the bottom (36) of nearly hollow supply section (12c).

11. hopper according to claim 1, wherein, hollow supply section (12c) supporting is led in receiver At least one periphery accessory (44), the receiver is limited by the hollow supply section (12c) and is arranged to accommodate Control device and/or safety device (46).

12. hopper according to claim 11, wherein, the control device (46) be able to carry out selected from it is following at least One function：

- detection and/or control are by least one operation presented in the heating system (26) and the current divider (28) Situation, and

- detection flows through the physical/chemical properties of the liquid flow of the hollow supply section (12c).

13. hopper according to claim 12, wherein, the control device (46) includes being arranged to be used to according to predetermined At least one device of standard control supplied to the electric power of the heating system (26).

14. hopper according to claim 13, wherein, at least one described device is switch.

15. hopper according to claim 2, wherein, the accessory is pipe joint.

16. hopper according to claim 3, wherein, the feeding housing is feeding spiral case (20).

17. hopper according to claim 14, wherein, the switch is current interrupter.

18. a kind of dish-washing machine, the dish-washing machine includes the hopper (10) according to any one of preceding claims.

19. a kind of method for being used to manufacture the hopper (10) according to any one of claim 1 to 17, methods described Comprise the following steps：

- by the injection-molded at least described hollow supply section (12c) of manufacture, for manufacturing at least described hollow supply section The mould of (12c) can receive suitable structure according to removable mode；And

- by removing and correspondingly installing the knot that can be removed or can be removed relative to the mould from the mould Structure, manufacture and correspondingly omits hole (38) on the bottom (36) of the hollow supply section (12c)；Wherein, motor is belonged to (32) axostylus axostyle (34) can pass through the hole (38), and the motor is configured to couple to current divider (28) and installed in institute State the motion for the control current divider (28) on hollow supply section (12c).