CN218484493U

CN218484493U - Heating device and surface cleaning equipment

Info

Publication number: CN218484493U
Application number: CN202222111631.3U
Authority: CN
Inventors: 谢明健; 曹力; 请求不公布姓名; 唐成; 段飞
Original assignee: Beijing Shunzao Technology Co Ltd
Current assignee: Beijing Shunzao Technology Co Ltd
Priority date: 2022-08-11
Filing date: 2022-08-11
Publication date: 2023-02-17
Anticipated expiration: 2032-08-11

Abstract

The present disclosure provides a heating device having a receiving space with an inlet and an outlet; it includes: a heating section for heating the liquid in the accommodation space; a first electrode at least partially located within the receiving space; and a second electrode covering at least a part of a surface of the heating portion facing the accommodation space; wherein the first and second electrodes are controlled such that the first and/or second electrodes can be reversed in polarity. The present disclosure also provides a surface cleaning apparatus.

Description

Heating device and surface cleaning equipment

Technical Field

The present disclosure relates to a heating device and a surface cleaning apparatus.

Background

Along with the continuous development of household cleaning machines, in order to meet the requirements of consumers and enable cleaning to become easier, various household cleaning machines with different functions, such as a dust collector, a steam floor cleaning machine, an intelligent floor cleaning robot, a floor cleaning machine and the like, appear on the market.

As a direct-current floor cleaning machine which is popular with consumers in recent years in various household cleaning machines, a lot of innovations are made on the basis of a dust collector, so that the direct-current floor cleaning machine not only can collect dust, but also can mop the floor, easily solve various stubborn stains in the room, realize the welting and cleaning of the corner, clean the bottoms of various furniture by 180 degrees of lying, really realize the cleaning, and make the room cleaner.

But as the core component of direct current hot water floor cleaning machine, the boiler is difficult to clear away at the internal production incrustation scale when heating water, has increased a wiping grey in the bright spot for direct current floor cleaning machine, and along with the incrustation scale that the boiler inside produced is more and more thick daily, not only can cause the inside heat of producing of boiler to be a large amount of extravagant, still can block up the heating pipe even, causes the fried pipe phenomenon.

At present, the direct current floor scrubber on the market mainly uses citric acid, FOF ion exchange resin, baking soda and the like to remove the scale of the boiler, which not only increases the additional cost and causes the floor scrubber to be more troublesome to use, but also has unsatisfactory scale removal effect.

Disclosure of Invention

In order to solve one of the above technical problems, the present disclosure provides a heating device and a surface cleaning apparatus.

According to one aspect of the present disclosure, there is provided a heating device having a receiving space with an inlet and an outlet; it includes:

a heating section for heating the liquid in the accommodation space;

a first electrode at least partially located within the receiving space; and

a second electrode covering at least a portion of a surface of the heating portion facing the accommodation space;

wherein the first and second electrodes are controlled such that the first and/or second electrodes can be reversed in polarity.

The heating device according to at least one embodiment of the present disclosure further includes:

the inlet part is provided with a liquid inlet pipeline, and liquid entering through the liquid inlet pipeline enters the accommodating space through the inlet.

an outlet section to which liquid within the receiving space is heated to generate hot water or steam, the hot water or steam being capable of being delivered through the outlet and discharged therethrough.

According to the heating device of at least one embodiment of the present disclosure, the heating part has a cylindrical structure, and an internal space of the heating part is formed as the accommodating space.

According to the heating device of at least one embodiment of the present disclosure, at least a portion of the second electrode is formed as an electrode tab that at least partially covers an inner wall surface of the heating portion.

According to the heating device of at least one embodiment of the present disclosure, the first electrode is disposed through the heating part along a longitudinal axis of the heating part.

According to the heating device of at least one embodiment of the present disclosure, an inlet portion and an outlet portion are connected to both ends of the heating portion, respectively.

According to the heating device of at least one embodiment of the present disclosure, a first sealing member is provided between the heating portion and the outlet portion.

According to the heating device of at least one embodiment of the present disclosure, a second sealing member is provided between the heating part and the inlet part.

The heating device according to at least one embodiment of the present disclosure further includes an upper case and a lower case, both of which are disposed at the inlet portion and the outlet portion, and an accommodating space is formed between the upper case and the lower case, and the heating portion is located in the accommodating space.

According to the heating device of at least one embodiment of the present disclosure, the inner walls of the upper and lower housings are each provided at a distance from the outer circumferential surface of the heating portion.

The heating device according to at least one embodiment of the present disclosure further includes a power supply part connected to the first electrode and the second electrode and making polarities of the first electrode and the second electrode opposite.

According to a heating device of at least one embodiment of this disclosure, the first and second electrodes can be controlled to periodically change the polarity of the first and second electrodes.

According to the heating device of at least one embodiment of this disclosure, at least part of the first electrode and/or the second electrode is located outside the accommodating space.

According to another aspect of the present disclosure, there is provided a surface cleaning apparatus comprising a heating device as described above.

A surface cleaning apparatus according to at least one embodiment of the present disclosure, further comprising:

a liquid supply portion that stores liquid and can supply the liquid stored therein to a heating device.

a pump device disposed on an upstream side or a downstream side of the heating device in a flow direction of the liquid in the heating device.

a cleaning head module, wherein the hot water and/or steam output by the pump device is provided to the cleaning head module or a surface to be cleaned nearby the cleaning head module.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the disclosure and together with the description serve to explain the principles of the disclosure.

Fig. 1 is a schematic structural view of a heating apparatus according to an embodiment of the present disclosure.

Fig. 2 is a schematic sectional structure view of a heating apparatus according to one embodiment of the present disclosure.

Fig. 3 is a schematic structural view of a surface cleaning apparatus according to one embodiment of the present disclosure.

FIG. 4 is a schematic structural view of a surface cleaning apparatus according to another embodiment of the present disclosure.

The reference numbers in the figures are in particular:

100 heating device

110 inlet part

111 liquid inlet pipeline

112 mounting part

120 heating part

130 outlet part

140 first electrode

150 second electrode

160 first seal member

170 second sealing member

180 upper shell

190 lower shell

200 power control unit

210 power supply unit

220 control panel

500 liquid supply part

600 pump device

700 cleaning the head module.

Detailed Description

The present disclosure will be described in further detail with reference to the drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the present disclosure. It should be further noted that, for the convenience of description, only the portions relevant to the present disclosure are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present disclosure may be combined with each other without conflict. Technical solutions of the present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Unless otherwise indicated, the illustrated exemplary embodiments/examples are to be understood as providing exemplary features of various details of some ways in which the technical concepts of the present disclosure may be practiced. Thus, unless otherwise indicated, the features of the various embodiments/examples may be additionally combined, separated, interchanged, and/or rearranged without departing from the technical concept of the present disclosure.

The use of cross-hatching and/or shading in the drawings is generally used to clarify the boundaries between adjacent components. As such, unless otherwise specified, the presence or absence of cross-hatching or shading does not convey or indicate any preference or requirement for a particular material, material property, size, proportion, commonality among the illustrated components and/or any other characteristic, attribute, property, etc., of a component. Further, in the drawings, the size and relative sizes of components may be exaggerated for clarity and/or descriptive purposes. While example embodiments may be practiced differently, the specific process sequence may be performed in a different order than that described. For example, two processes described consecutively may be performed substantially simultaneously or in reverse order to that described. In addition, like reference numerals denote like parts.

When an element is referred to as being "on" or "on," "connected to" or "coupled to" another element, it can be directly on, connected or coupled to the other element or intervening elements may be present. However, when an element is referred to as being "directly on," "directly connected to" or "directly coupled to" another element, there are no intervening elements present. For purposes of this disclosure, the term "connected" may refer to physically connected, electrically connected, and the like, with or without intervening components.

For descriptive purposes, the present disclosure may use methods such as "below 8230; …," "below 8230;" \8230; below 8230; "," below 8230; "," "above 8230" "," "above", "at 8230;", "" above "," higher "and" side (e.g., spatially relative terms, such as "in the sidewalls" and the like, may be used herein to describe one element's relationship to another element(s) as illustrated in the figures. Spatially relative terms are intended to encompass different orientations of the device in use, operation, and/or manufacture in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "at 8230 \8230;" below "may encompass both an orientation of" above "and" below ". Moreover, the devices may be otherwise positioned (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The terminology used herein is for the purpose of describing particular embodiments and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Furthermore, when the terms "comprises" and/or "comprising" and variations thereof are used in this specification, the stated features, integers, steps, operations, elements, components and/or groups thereof are stated to be present but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components and/or groups thereof. It is also noted that, as used herein, the terms "substantially," "about," and other similar terms are used as approximate terms and not as degree terms, and as such, are used to interpret inherent deviations in measured values, calculated values, and/or provided values that would be recognized by one of ordinary skill in the art.

Fig. 1 is a schematic structural view of a heating apparatus according to an embodiment of the present disclosure. Fig. 2 is a schematic sectional structure view of a heating apparatus according to one embodiment of the present disclosure.

As shown in fig. 1, the present disclosure provides a heating device 100, the heating device 100 having a receiving space having an inlet and an outlet.

In one embodiment, the heating device 100 can be formed as a container having an inlet and an outlet, and in this case, the heating part 120 can be formed as a sheet-shaped heating body or a heating pipe, and can be inserted into the container to heat the liquid in the container.

In another embodiment, the heating part 120 may be formed in a cylindrical structure, that is, an internal space is formed inside the heating part 120, that is, an accommodating space of the heating device 100, or at least a part of the accommodating space of the heating device 100.

In the following description, the heating part 120 is exemplified as a cylindrical structure, and those skilled in the art will understand that the heating part 120 is implemented as a sheet-shaped heating body or a heating tube.

In the present disclosure, the heating device 100 may include: inlet section 110, heating section 120, outlet section 130, first electrode 140, and second electrode 150.

In order to prevent the heating part 120 from generating scale, the first and

second electrodes

140 and 150 are provided: a first electrode 140 is at least partially located within the receiving space; and the second electrode 150 covers at least a part of a surface of the heating portion facing the accommodation space; wherein the first electrode 140 and the second electrode 150 are controlled such that the first electrode 140 and/or the second electrode 150 can be changed in polarity.

As shown in fig. 1 and 2, the inlet portion 110 of the present disclosure includes a liquid inlet pipe 111, and in one embodiment, the liquid inlet pipe 111 forms an angle with the length direction of the heating device 100, so that the liquid turns after passing through the liquid inlet pipe 111, so as to make the liquid in the heating device 100 generate turbulence as much as possible.

The inlet section 110 may further include a mounting portion 112, the mounting portion 112 being for mounting the first electrode 140; in a specific embodiment, the mounting portion 112 includes a mounting hole through which a portion of the first electrode 140 passes, located outside the inlet portion 110, and enables the first electrode 140 to be stably fixed to the mounting hole/mounting portion 112.

In the present disclosure, as shown in fig. 2, the heating part 120 is formed as a cylindrical heating element, that is, an inner wall of the heating part 120 is cylindrical, and the inner wall thereof can provide heat to the liquid, so that the temperature of the liquid is increased.

One end of the heating part 120 is the inlet part 110, and the other end of the heating part 120 is disposed at the outlet part 130, and in one embodiment, an accommodating space is formed inside the heating part 120 and has an inlet and an outlet; an inlet of the accommodating space is disposed near the inlet part 110 so that the liquid introduced through the inlet part 110 can smoothly enter the inside of the heating part 120 through the inlet, and correspondingly, an outlet of the accommodating space is disposed near the outlet part 130 so that the heated liquid or vapor can flow out of the heating part 120 from the outlet and be output outward through the outlet part 130.

That is, the liquid entered through the inlet part 110 enters the accommodating space via the inlet of the heating part 120, and is heated in the accommodating space of the heating part 120 to generate hot water or steam; the hot water or steam is output to the outlet portion 130 through the outlet of the heating portion 120, and is discharged through the outlet portion 130.

In one embodiment, as shown in fig. 2, a first sealing member 160 is disposed between the heating portion 120 and the outlet portion 130, so that the liquid is prevented from leaking to the outside of the heating portion 120 by the arrangement of the first sealing member 160.

Accordingly, as shown in fig. 2, a second sealing member 170 is disposed between the heating part 120 and the inlet part 110, so that the liquid is prevented from leaking to the outside of the heating part 120 by the provision of the second sealing member 170.

In the present disclosure, the heating device 100 further includes an upper housing 180 and a lower housing 190, the upper housing 180 and the lower housing 190 are both disposed at the inlet portion 110 and the outlet portion 130, and an accommodating space is formed between the upper housing 180 and the lower housing 190, and the heating portion 120 is located in the accommodating space.

More preferably, in order to prevent heat of the heating part 120 from being emitted to the outside through the upper housing 180 and/or the lower housing 190, inner walls of the upper housing 180 and the lower housing 190 are spaced apart from an outer circumferential surface of the heating part 120. In another implementation form, a heat insulation layer may be wrapped outside the heating portion 120, so as to improve the heat utilization efficiency of the heating portion 120.

In this disclosure, the heating device 100 further includes: and a power control unit 200, wherein the power control unit 200 is provided in the upper case 180 or the lower case 190, and controls power of the heating unit 120.

The structure of the first electrode 140 and the second electrode 150 will be described in detail with reference to fig. 2.

As shown in fig. 2, the first electrode 140 is disposed at the inlet portion 110 and at least partially located in the accommodating space of the heating portion 120; more preferably, the first electrode 140 is formed as a rod-shaped electrode, and a portion of the first electrode 140 located outside the inlet part 110 is provided with a first connection terminal.

More preferably, the first electrode 140 is disposed to penetrate the heating part 120 in a longitudinal axis direction of the heating part 120; in terms of position, the first electrode 140 is located at a central axis position of the heating part 120.

The second electrode 150 is disposed in the heating portion 120, and at least a portion of the second electrode 150 is located in the heating portion 120, and at least a portion of the second electrode 150 passes through the inlet portion 110 and is located outside the inlet portion 110; in the present disclosure, a portion of the second electrode 150 located outside the inlet part 110 is provided with a second connection terminal.

Structurally, the second electrode 150 is formed as a sheet electrode, that is, the second electrode 150 has a large surface area. For example, at least a portion of the second electrode 150 is formed as an electrode pad, and at least a portion of the electrode pad is disposed on an inner wall of the heating portion 120.

More preferably, the electrode tab at least partially covers an inner wall surface of the heating portion 120, and in the present disclosure, the electrode tab may be disposed to be attached to the heating portion 120, or may have a predetermined interval with the heating portion 120, and a person skilled in the art should know that the second electrode 150 may be considered to be disposed on the heating portion 120 as long as the second electrode 150 can maintain a fixed position with the heating portion 120. In the illustrated embodiment, the electrode sheet covers the entire inner wall surface of the heating part 120, thereby completely preventing scale from being deposited on the inner wall surface of the heating part 120.

In one embodiment, the heating apparatus 100 further comprises a power supply unit 210, wherein the power supply unit 210 is connected to the first electrode 140 and the second electrode 150, and makes the polarities of the first electrode 140 and the second electrode 150 opposite; thus, the first electrode 140 and the second electrode 150 form an electrolytic circuit, and scale formation inside the heating part 120 is effectively prevented.

In one embodiment, the power supply part 210 is connected to the first connection terminal through a first cable, and is connected to the second connection terminal through a second cable.

In a preferred embodiment, the first and

second electrodes

140 and 150 are controlled to periodically change the polarities of the first and

second electrodes

140 and 150, for example, the power supply unit 210 may be a dc power supply, and the heating apparatus 100 further includes a control board 220, wherein the control board 220 can output different polarities to the first and

second electrodes

140 and 150.

At this time, the power supply unit 210 can supply power to the control board 220, and the control board 220 is electrically connected to the first and second connection terminals.

FIG. 3 is a schematic structural view of a surface cleaning apparatus according to one embodiment of the present disclosure. FIG. 4 is a schematic structural view of a surface cleaning apparatus according to another embodiment of the present disclosure.

According to another aspect of the present disclosure, as shown in fig. 3, the present disclosure provides a surface cleaning apparatus comprising the heating device 100 described above.

The surface cleaning apparatus further comprising: a liquid supply part 500, the liquid supply part 00 storing liquid, and the liquid stored by the liquid supply part 500 can be supplied to the heating device 100 and heated in the heating device 100 to generate hot water or steam.

More preferably, as shown in fig. 3, the surface cleaning apparatus further comprises: a pump device 600, wherein the pump device 600 is used for receiving the hot water and/or steam heated by the heating device 100 and delivering the hot water and/or steam to the outside after being pressurized by the pump device 600; in one embodiment, the pump device 600 may be a piston pump, a screw pump, a peristaltic pump, or the like, capable of pumping both liquid and gas, thereby enabling the pump device 600 to meet the operational requirements of the surface cleaning apparatus.

In another embodiment, as shown in fig. 4, the pump device 600 may be disposed in front of the heating device 100 to pressurize the liquid stored in the liquid supply part 500 and supply the pressurized liquid to the heating device 100.

In one embodiment, the surface cleaning apparatus further comprises: a cleaning head module 700, wherein the hot water and/or steam output by the pump device 600 is provided to the cleaning head module 700 or a surface to be cleaned near the cleaning head module 700; in one embodiment, when the pump device 600 outputs hot water, the hot water can be provided to the cleaning head module 700 and/or a surface to be cleaned near the cleaning head module 700; when the pump device 600 outputs steam, the steam may be provided to the surface to be cleaned near the cleaning head module 700, for example, the steam may be provided to the surface to be cleaned in front of the cleaning head module 700.

The cleaning head module 700 can be a tracked cleaning element, but can also be a roller brush or the like, which is well known to those skilled in the art and will not be described in detail herein.

In use of the surface cleaning apparatus of the present disclosure, liquid is supplied from the liquid supply 500 to the heating device 100 and is heated in the heating device 100; meanwhile, the first electrode 140 and the second electrode 150 are supplied with power sources with different polarities, so that the reduction reaction of the positive electrodes of the first electrode 140 and the second electrode 150 occurs, the oxidation reaction of the negative electrodes of the first electrode 140 and the second electrode 150 occurs, chlorine gas is generated near the positive electrodes by chlorine ions in water, and the scale reacts with the chlorine gas to generate substances such as calcium chloride, magnesium chloride and magnesium hypochlorite which can be dissolved in water, thereby removing the scale.

Moreover, the polarity of the first electrode 140 and the second electrode 150 is changed, so that the scale can be removed better.

Therefore, when the surface cleaning device disclosed by the disclosure is used, no scale exists in the heating device 100 or a very small amount of scale exists in the heating device, so that the heating efficiency of the heating device 100 is improved, and energy loss is avoided; further, clogging of the pipe due to scale does not occur.

In the description herein, reference to the description of the terms "one embodiment/mode," "some embodiments/modes," "example," "specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment/mode or example is included in at least one embodiment/mode or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to be the same embodiment/mode or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments/modes or examples. Furthermore, the various embodiments/aspects or examples and features of the various embodiments/aspects or examples described in this specification can be combined and combined by one skilled in the art without conflicting therewith.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

It will be understood by those skilled in the art that the foregoing embodiments are merely for clarity of illustration of the disclosure and are not intended to limit the scope of the disclosure. Other variations or modifications may occur to those skilled in the art, based on the foregoing disclosure, and are still within the scope of the present disclosure.

Claims

1. A heating device having a receiving space with an inlet and an outlet; it is characterized by comprising:

a heating section for heating the liquid in the accommodation space;

a first electrode at least partially located within the receiving space; and

2. The heating device of claim 1, further comprising:

3. The heating device of claim 1, further comprising:

4. The heating device according to claim 1, wherein the heating portion has a cylindrical structure, and an internal space of the heating portion is formed as the accommodating space.

5. The heating device according to any one of claims 1 to 4, wherein at least a portion of the second electrode is formed as an electrode tab that at least partially covers an inner wall surface of the heating portion.

6. The heating device of claim 4, wherein the first electrode is disposed through the heated portion along a longitudinal axis of the heated portion.

7. The heating apparatus as claimed in claim 4, wherein an inlet portion and an outlet portion are connected to both ends of the heating portion, respectively.

8. The heating apparatus according to claim 7, wherein a first sealing member is provided between the heating portion and the outlet portion.

9. The heating apparatus as claimed in claim 7, wherein a second sealing member is provided between the heating part and the inlet part.

10. The heating apparatus as claimed in claim 7, further comprising an upper case and a lower case, both of which are disposed at the inlet part and the outlet part, and a receiving space is formed between the upper case and the lower case, the heating part being located in the receiving space.

11. The heating device according to claim 10, wherein inner walls of the upper and lower housings are each provided at a distance from an outer peripheral surface of the heating portion.

12. The heating device according to any one of claims 1 to 4, further comprising a power supply portion that is connected to the first electrode and the second electrode and that causes the polarities of the first electrode and the second electrode to be opposite.

13. The heating device of claim 12, wherein the first and second electrodes are controllable to periodically change the polarity of the first and second electrodes.

14. The heating device of claim 1, wherein at least a portion of the first electrode and/or the second electrode is located outside of the receiving space.

15. A surface cleaning apparatus comprising a heating device as claimed in any one of claims 1 to 14.

16. A surface cleaning apparatus as claimed in claim 15, further comprising:

17. A surface cleaning apparatus as claimed in claim 15, further comprising:

18. A surface cleaning apparatus as claimed in claim 17, further comprising:

a cleaning head module, wherein the hot water and/or steam output by the pump device is provided to the cleaning head module or a surface to be cleaned near the cleaning head module.