Descaling device and intelligent closestool

Abstract

The descaling device comprises a descaling body, the descaling body is provided with a descaling agent cavity used for containing descaling agents, a water inlet channel and a water outlet channel, and the water inlet channel and the water outlet channel are communicated with the descaling agent cavity. The descaling device further comprises a flow guide structure used for making water flow rotationally flow in the descaling agent cavity, the flow guide structure comprises a plurality of flow guide holes communicating with the descaling agent cavity and the water inlet channel, and the flow guide holes are distributed in the circumferential direction of the descaling agent cavity and obliquely formed in the same direction. Water flow rotationally flows in the descaling agent cavity, the retention time of the water flow in the descaling agent cavity can be prolonged, and the mixing effect of the water flow and the descaling agent is greatly enhanced by utilizing the rotation of the water flow to continuously change the direction and the speed and possibly formed vortex, so that the dissolving effect of the descaling agent is greatly improved, and the service life of the descaling agent is prolonged. Therefore, the possibility that the descaling agent particles are taken out of the descaling agent cavity by water flow without being completely dissolved in time is greatly reduced, and the problem that an internal waterway of the intelligent toilet lid is blocked is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of bathroom, in particular to a scale removing device and intelligent closestool. BACKGROUND

[0002] When the intelligent closestool is used, a filter is installed at the water inlet end of the intelligent closestool cover, and the main function of the filter is to remove particulate matter or adsorb calcium and magnesium ions to form hard water. After a period of use, the surface of the filter material is in a saturated state and cannot adsorb more calcium and magnesium ions. Continued use can easily form scale in the internal waterway that is difficult to clean, resulting in poor water flow and affecting user experience. In order to clean the scale, a scale removing agent needs to be used for cleaning, such as the scale removing device, system and scale removing method of an electronic seat toilet disclosed in the application publication No. CN 110878579 B. However, this scale removing device has the following disadvantages: the residence time of the water flow in the scale removing agent cavity is relatively short, which can easily cause some scale removing agent particles to be washed into the internal waterway of the intelligent closestool cover before they are completely dissolved, thereby blocking the system and affecting the scale removing effect; the scale removing device has no anti-backflow function, and when the water supply system abnormally generates negative pressure, the liquid in the scale removing device can easily enter the water supply system, thereby polluting the water supply system; the scale removing device is fixedly installed on the closestool, and after being placed for a long time, the scale removing agent can easily form large particles, which can easily block the scale removing waterway when the scale removing device is started again, thereby affecting use. SUMMARY

[0003] The utility model mainly aims at the technical problem that the scale removing agent particles are washed into the internal waterway of the intelligent closestool cover before they are completely dissolved in the prior art, and provides a scale removing device and intelligent closestool, which can greatly improve the dissolution efficiency of the scale removing agent particles in the scale removing agent cavity.

[0004] The utility model discloses a scale removing device, including the scale removing body that is used for containing the scale removing agent, the scale removing agent cavity, the water inlet channel and the water outlet channel that communicate the scale removing agent cavity, still include the flow guide structure for making the water flow rotate flow in the scale removing agent cavity, the flow guide structure includes the multiple flow guide holes that communicate the scale removing agent cavity and water inlet channel, the multiple flow guide holes are along the circumferential distribution of the scale removing agent cavity, and the multiple flow guide holes are along the same direction and are inclined to set.

[0005] In a preferred embodiment, the water inlet channel includes a water inlet and an annular water inlet cavity connected to the water inlet, and the scale removing agent cavity is located on one side of the annular water inlet cavity in the axial direction and is connected to the annular water inlet cavity through the plurality of flow guide holes.

[0006] In a preferred embodiment, the flow guide structure further comprises a plurality of flow guide ribs provided on the outer wall and / or the inner wall of the annular water inlet cavity, the plurality of flow guide ribs are spaced along the circumferential direction of the wall on which they are provided, and each of the flow guide ribs is arranged in the same direction.

[0007] In a preferred embodiment, the outer wall and / or the inner wall of the annular water inlet cavity is further provided with a plurality of water distribution ribs, the plurality of water distribution ribs are spaced along the circumferential direction of the wall on which they are provided, and the plurality of flow guide ribs are located downstream of the plurality of water distribution ribs.

[0008] In a preferred embodiment, the descaling agent cavity is provided with a one-way valve plate close to the plurality of flow guide holes, the periphery of the one-way valve plate abuts against the wall of the descaling agent cavity and is deformed and opened by the water flow from the plurality of flow guide holes.

[0009] In a preferred embodiment, the flow guide structure further comprises a plurality of inclined flow guide grooves distributed along the circumferential direction of the side of the one-way valve plate facing the plurality of flow guide holes, and the plurality of inclined flow guide grooves are arranged in the same direction.

[0010] In a preferred embodiment, the descaling agent cavity is annular, and the flow guide structure comprises a spiral flow guide groove provided on the inner wall and / or the outer wall of the descaling agent cavity.

[0011] In a preferred embodiment, the inner wall and the outer wall of the descaling agent cavity are respectively provided with spiral flow guide grooves, and the spiral flow guide groove on the inner wall of the descaling agent cavity has the same spiral direction as the spiral flow guide groove on the outer wall of the descaling agent cavity.

[0012] In a preferred embodiment, the water outlet passage comprises a first water outlet section and a second water outlet section which are sequentially arranged and connected in the water flow direction, the descaling agent cavity is arranged around the first water outlet section, the descaling body is provided with a communication gap between the end of the first water outlet section away from the second water outlet section and the end of the descaling agent cavity in the axial direction, and the water inlet passage and the second water outlet section are located outside the other end of the descaling agent cavity in the axial direction.

[0013] In a preferred embodiment, the descaling body comprises a descaling main body, a shell, an adapter and a connecting head, the shell is provided with an opening at the first end in the axial direction and is closed at the second end, the descaling main body is sealedly connected in the shell, and the descaling main body forms the descaling agent cavity and the first water outlet section, and the descaling main body and the second end of the shell form a communication gap between the descaling agent cavity and the first water outlet section; the adapter is sealedly connected to the first end of the shell, the connecting head is connected between the adapter and the descaling main body, the adapter and the connecting head form the water inlet passage and the second water outlet section; and the end of the communication gap connected to the first water outlet section comprises a plurality of water passing notches spaced along the circumferential direction of the first water outlet section.

[0014] In a preferred embodiment, the water outlet channel is provided with a one-way valve allowing water flow only in the water outlet direction of the water outlet channel.

[0015] The utility model discloses further provide a kind of intelligent closestool, including intelligent closestool cover, which is provided with water inlet waterway, and further include the scale removing device of the utility model as above, and the water outlet channel of scale removing device is connected with water inlet waterway.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] 1, the utility model further includes the flow guide structure, make water flow rotate in scale remover cavity, thereby improve water flow in scale remover cavity on one hand the residence time, on the other hand can use water flow rotation to change direction and speed constantly, and the vortex that rotating water flow can form, greatly enhance the mixing effect of water flow and scale remover, thereby greatly improve the dissolution effect of scale remover, and then greatly reduce the possibility that scale remover particle is taken out scale remover cavity in time completely by water flow, reduce the problem that the internal waterway of intelligent closestool cover is blocked.

[0018] 2, as a kind of preferred, water inlet channel includes water inlet and annular water inlet cavity, so that the utility model can use annular water inlet cavity to supply water for multiple flow guide holes simultaneously, improve the synchronism, uniformity of each flow guide hole water inlet, so as to be beneficial to the circumferential uniform water inlet of scale remover cavity.

[0019] 3, the setting of one-way valve piece can prevent the backflow problem of water flow in scale remover cavity when negative pressure appears in water supply system. In particular, a plurality of inclined backflow grooves are provided on the one-way valve piece, which can increase the rotation effect of water flow, thereby further improving the dissolution effect of scale remover.

[0020] 4, the flow guide structure further includes a plurality of flow guide ribs provided on the outer cavity wall and / or inner cavity wall of the annular water inlet cavity, which can strengthen the rotational flow effect of water flow, thereby improving the effect of water flow rotating in scale remover cavity. The setting of multiple water distribution ribs can improve the uniformity of water distribution in annular water inlet cavity.

[0021] 5. The flow guiding structure also includes spiral flow guiding grooves on the inner and / or outer ring walls of the descaling agent chamber, which not only increases the rotation effect of the water flow, but also allows the water to flow slowly and evenly over the descaling agent, enabling the descaling agent to dissolve continuously over a large area, thereby greatly improving the dissolution effect of the descaling agent.

[0022] 6. The one-way valve prevents water from flowing back.

[0023] The present invention will be further described in detail below with reference to the accompanying drawings and embodiments; however, the descaling device and smart toilet of the present invention are not limited to the embodiments. Attached Figure Description

[0024] Figure 1 This is an exploded view of the descaling device of this utility model;

[0025] Figure 2 This is a three-dimensional structural schematic diagram of the descaling device of this utility model;

[0026] Figure 3 This is a three-dimensional structural schematic diagram of the descaling device of this utility model;

[0027] Figure 4 This is a three-dimensional structural diagram of the connector of this utility model;

[0028] Figure 5 This is a three-dimensional structural diagram of the descaling body of this utility model;

[0029] Figure 6 This is a cross-sectional view of the descaling body of this utility model. Figure 1 ;

[0030] Figure 7 This is a cross-sectional view of the descaling body of this utility model. Figure 2 ;

[0031] Figure 8 This is a bottom view of the descaling body of this utility model;

[0032] Figure 9 This is a top view of the descaling body of this utility model;

[0033] Figure 10 This is a three-dimensional structural schematic diagram of the one-way valve plate of this utility model;

[0034] Figure 11 This is a bottom view of the one-way valve plate of this utility model;

[0035] Figure 12 This is a schematic diagram (sectional view) of the water inlet and outlet of this utility model;

[0036] In the figure, 1, shell; 2, descaling agent; 3, one-way valve piece; 31, inclined guide groove; 4, descaling body; 41, descaling agent cavity; 411, guide hole; 412, spiral guide groove; 42, outer cylinder; 43, core cylinder; 431, water gap; 5, one-way valve; 6, connecting head; 61, guide rib; 62, water distribution rib; 7, adapter; 8, water inlet channel; 81, water inlet; 82, annular water inlet cavity; 9, water outlet channel; 91, first water outlet section; 92, second water outlet section; 10, communication gap. DETAILED DESCRIPTION

[0037] In the utility model, the terms "first", "second" and the like are only used to distinguish similar objects, and are not used to describe a specific order or sequence, and cannot be understood as indicating or implying relative importance. In the description, the orientation or position relationship indicated by "upper", "lower", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model, and is not used to indicate or imply that the device must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the protection scope of the utility model. For ordinary skilled persons in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0038] In addition, in the description of the utility model, "a plurality of" means two or more, unless otherwise specified. The association relationship between the associated objects is described as "and / or", which means that there can be three kinds of relationships, for example, A and / or B can mean that A exists alone, A and B exist together, and B exists alone. The character " / " generally represents an "or" relationship between the front and rear associated objects.

[0039] Please see Figures 1-12 As shown in the figure, the utility model discloses a descaling device, which comprises a descaling body, the descaling body is provided with a descaling agent cavity 41 for accommodating a descaling agent 2 (the object indicated by the reference numeral 2 in the drawing is a simple schematic diagram of the descaling agent), a water inlet channel 8 and a water outlet channel 9 are communicated with the descaling agent cavity 41. The utility model further comprises a guide structure for rotating the water flow in the descaling agent cavity 41, the guide structure comprises a plurality of guide holes 411 communicated with the descaling agent cavity 41 and the water inlet channel 8, the plurality of guide holes 411 are distributed along the circumference of the descaling agent cavity 41, and the plurality of guide holes 411 are inclinedly arranged in the same direction. Thus, the utility model can make the water flow rotate in the descaling agent cavity 41 along the preset direction, thereby on the one hand, the residence time of the water flow in the descaling agent cavity 41 is improved, and on the other hand, the mixing effect of the water flow and the descaling agent 2 can be greatly improved by continuously changing the direction and speed of the water flow and the vortex that may be formed by the rotating water flow, thereby the dissolving effect of the descaling agent 2 is greatly improved, and the possibility that the descaling agent particles are taken out of the descaling agent cavity 41 without being completely dissolved is greatly reduced.

[0040] The water inlet channel 8 includes a water inlet 81 and an annular water inlet cavity 82 communicating with the water inlet 81. A descaling agent cavity 41 is located on one side of the annular water inlet cavity 82 in the axial direction and is connected to the annular water inlet cavity 82 through the aforementioned plurality of guide holes 411. In this embodiment, the descaling agent cavity 41 is annular and coaxially arranged with the annular water inlet cavity 82. In other embodiments, the descaling agent cavity 41 is circular.

[0041] The flow guiding structure also includes multiple flow guiding ribs 61 disposed on the outer and / or inner ring walls of the annular water inlet cavity 82. The multiple flow guiding ribs 61 are distributed circumferentially at intervals along their respective cavity walls, and each flow guiding rib 61 is inclined in the same direction. The outer and / or inner ring walls of the annular water inlet cavity 82 are also provided with multiple water dividing ribs 62. The water dividing ribs 62 are straight ribs parallel to the central axis of the annular water inlet cavity 82. The multiple water dividing ribs 62 are distributed circumferentially at intervals along their respective cavity walls, and the multiple flow guiding ribs 61 are located downstream of the multiple water dividing ribs 62. Specifically, in this embodiment, the multiple flow guiding ribs 61 and the multiple water dividing ribs 62 are respectively disposed on the inner ring wall of the annular water inlet cavity 82, but this is not a limitation.

[0042] The flow guiding structure also includes spiral flow guiding grooves 412 disposed on the inner and / or outer ring walls of the descaling agent cavity 41. Specifically, in this embodiment, the inner and outer ring walls of the descaling agent cavity 41 are respectively provided with spiral flow guiding grooves 412, and the spiral direction of the spiral flow guiding grooves 412 on the inner ring wall of the descaling agent cavity 41 is the same as that of the spiral flow guiding grooves 412 on the outer ring wall of the descaling agent cavity 41.

[0043] The descaling agent chamber 41 is equipped with a one-way valve plate 3 near multiple guide holes 411. This one-way valve plate 3 is made of a highly elastic material such as EPDM or silicone. The four edges of the one-way valve plate 3 contact the chamber wall of the descaling agent chamber 41 and are deformed and opened by the impact of water flow from the multiple guide holes 411. As a preferred embodiment, the flow guiding structure also includes multiple oblique flow guide grooves 31 distributed circumferentially on the side of the one-way valve plate 3 facing the multiple guide holes 411. These oblique flow guide grooves 31 are inclined in the same direction. The oblique flow guide grooves 31 increase the rotation effect of the water flow, thereby further improving the dissolution effect of the descaling agent 2.

[0044] The water outlet channel 9 includes a first water outlet section 91 and a second water outlet section 92 that are sequentially distributed and connected along the water flow direction. The descaling agent chamber 41 is arranged around the first water outlet section 91. The descaling body is provided with a communication gap 10 between the end of the first water outlet section 91 away from the second water outlet section 92 and the end of the descaling agent chamber 41 in the axial direction. The water inlet channel 8 and the second water outlet section 92 are located outside the other end of the descaling agent chamber 41 in the axial direction, and the annular water inlet chamber 82 of the water inlet channel 8 is arranged around the second water outlet section 92.

[0045] The descaling body comprises a descaling body 4, a shell 1, an adapter 7 and a connecting head 6. The shell 1 is provided with an opening at a first end in the axial direction and is closed at a second end. The first end of the shell 1 faces downward, and the second end faces upward. The descaling body 4 is sealedly connected in the shell 1, and the descaling body 4 is formed with a descaling agent cavity 41 and a first water outlet section 91. Specifically, the descaling body 4 comprises an outer cylinder 42 and a core cylinder 43 arranged at the center of the outer cylinder 42. The interval between the outer cylinder 42 and the core cylinder 43 forms the descaling agent cavity 41, and the inner cavity of the core cylinder 43 constitutes the first water outlet section 91. A communication gap 10 between the descaling agent cavity 41 and the first water outlet section 91 is formed between the descaling body 4 and the second end of the shell 1, and a plurality of water passing notches 431 are arranged along the circumference of the first water outlet section 91 and are spaced apart from each other at the communication gap 10. Specifically, the plurality of water passing notches 431 are arranged at one end of the core cylinder 43 facing upward. The arrangement of the communication gap 10 and the water passing notches 431 helps to slow down the flow speed of the water flow and reduces the possibility of descaling agent particles passing through. The adapter 7 is sealedly connected to the first end of the shell 1, the connecting head 6 is connected between the adapter 7 and the descaling body 4, and the adapter 7 and the connecting head 6 form a water inlet channel 8 and a second water outlet section 92. The above-mentioned one-way valve piece 3 is sleeved outside the core cylinder 43, and the periphery edge thereof abuts against the inner side surface of the outer cylinder 42.

[0046] As a preferred, the water outlet channel 9 is provided with a one-way valve 5 which only allows the water flow to flow in the water outlet direction of the water outlet channel 9. Specifically, the one-way valve 5 is arranged between the first water outlet section 91 and the second water outlet section 92, that is, the one-way valve 5 is arranged between the descaling body 4 and the adapter 7 and the connecting head 6.

[0047] The descaling device of the utility model is applied to the intelligent closestool. When in use, the whole descaling device is connected to the internal waterway system of the intelligent closestool cover of the intelligent closestool through the quick connector of the adapter 7, and the water outlet channel is connected to the water supply system. At this time, the water flow of the water supply system enters the annular water inlet cavity 82 from the water inlet 81 of the water inlet channel 8. The water flow is first divided by the plurality of water distribution ribs 62 and then is guided by the plurality of obliquely arranged flow guide ribs 61 to form a rotating water flow. The rotating water flow uniformly rotates to the descaling agent cavity 41 through the plurality of flow guide holes 411 at one end of the descaling agent cavity 41 and impacts the one-way valve piece 3. The one-way valve piece 3 is opened under the guidance of the plurality of oblique flow guide grooves 31 of the one-way valve piece 3, so that the water flow rotates to the descaling agent 2 in the descaling agent cavity 41. Under the action of the spiral flow guide grooves 412 at both sides of the descaling agent cavity 41, the water flow slowly flows upward and acts on the descaling agent 2, so that the descaling agent 2 is efficiently dissolved in the water. The water flow flows along the spiral flow guide grooves 412 to the top of the descaling body 4, then flows into the core cylinder 43 in the middle, and impacts the one-way valve 5 to open the one-way valve 5, so that the water flow is directed to the second water outlet section 92 and finally enters the internal waterway system of the intelligent closestool cover, as shown in the figure. The arrow in the figure shows the water flow direction. Figure 12 ​Figure 11 The arrow in the figure also shows the water flow direction.

[0048] The utility model discloses a kind of scale removal devices, utilize the mixing effect of rotation flow of water flow and scale removal agent to enhance water flow, to greatly improve the dissolving effect of scale removal agent, to greatly reduce the possibility that scale removal agent particle is not completely dissolved and is carried out scale removal agent cavity by water flow, reduce the problem that the internal waterway of intelligent toilet cover is blocked.In addition, when scale removal agent is formed into large particle when scale removal device is suspended, after scale removal device is started again, the dissolving effect of scale removal agent can also be greatly improved by using rotating water flow, to prevent the problem that scale removal waterway is blocked.The utility model further sets one-way valve piece 3 and one-way valve 5, can play the function of double anti-backflow.

[0049] The utility model discloses a kind of intelligent toilets, including intelligent toilet cover, the intelligent toilet cover is equipped with water inlet waterway, further including the scale removal device of above-mentioned utility model, the water outlet passage of scale removal device is connected with water inlet waterway.

[0050] The structure and working principle of the scale removal device are described above, and will not be repeated here.

[0051] The utility model discloses a kind of scale removal devices and intelligent toilets, the same or can be realized by prior art for the part not involved.

[0052] The above examples are only used to further illustrate the utility model of a kind of scale removal devices and intelligent toilets, but the utility model is not limited to the embodiment, any simple modification, equivalent change and modification according to the technical essence of the utility model to the above embodiment, all fall into the protection scope of the utility model technical scheme.

Claims

1. A descaling device comprising a descaling body provided with a descaling agent cavity for accommodating a descaling agent, a water inlet passage and a water outlet passage communicating with the descaling agent cavity; characterized in that: The water flow guide structure further comprises a plurality of water flow guide holes connecting the descaling agent cavity and the water inlet channel, the plurality of water flow guide holes are distributed along the circumference of the descaling agent cavity, and the plurality of water flow guide holes are arranged in the same direction.

2. The descaling device of claim 1, wherein: The water inlet channel comprises a water inlet and an annular water inlet cavity connected with the water inlet, the descaling agent cavity is located on one side of the annular water inlet cavity in the axial direction and is connected with the annular water inlet cavity through the plurality of water flow guide holes.

3. The descaling device of claim 2, wherein: The water flow guide structure further comprises a plurality of water flow guide ribs arranged on the outer ring cavity wall and / or the inner ring cavity wall of the annular water inlet cavity, the plurality of water flow guide ribs are distributed along the circumference of the cavity wall, and each water flow guide rib is arranged in the same direction.

4. The descaling device of claim 3, wherein: The outer ring cavity wall and / or the inner ring cavity wall of the annular water inlet cavity are further provided with a plurality of water distribution ribs, the plurality of water distribution ribs are distributed along the circumference of the cavity wall, and the plurality of water flow guide ribs are located downstream of the plurality of water distribution ribs.

5. The device of claim 1, wherein: The descaling agent cavity is provided with a one-way valve plate close to the plurality of water flow guide holes, the four peripheral edges of the one-way valve plate abut against the cavity wall of the descaling agent cavity, and the one-way valve plate is deformed and opened under the impact of the water flow from the plurality of water flow guide holes.

6. The descaling device of claim 5, wherein: The water flow guide structure further comprises a plurality of inclined water flow guide grooves distributed along the circumference of the one side of the one-way valve plate facing the plurality of water flow guide holes, and the plurality of inclined water flow guide grooves are arranged in the same direction.

7. The descaling device of any one of claims 1-6, wherein: The descaling agent cavity is annular, and the water flow guide structure comprises a spiral water flow guide groove arranged on the inner ring cavity wall and / or the outer ring cavity wall of the descaling agent cavity.

8. The descaling device of claim 1, wherein: The descaling agent cavity is annular, the water outlet channel comprises a first water outlet section and a second water outlet section distributed and connected in sequence along the water flow direction, the descaling agent cavity is arranged around the first water outlet section, the descaling body is provided with a connecting gap between the first end of the descaling agent cavity in the axial direction and the end of the descaling agent cavity away from the second water outlet section, and the water inlet channel and the second water outlet section are located outside the other end of the descaling agent cavity in the axial direction.

9. The descaling device of claim 8, wherein: The descaling body comprises a descaling main body, a shell, an adapter and a connecting head, the shell is provided with an opening at the first end in the axial direction and is closed at the second end, the descaling main body is sealed and connected in the shell, and the descaling main body forms the descaling agent cavity and the first water outlet section, and the connecting gap between the descaling agent cavity and the first water outlet section is formed between the descaling main body and the second end of the shell; the adapter is sealed and connected to the first end of the shell, the connecting head is connected between the adapter and the descaling main body, the water inlet channel and the second water outlet section are formed between the adapter and the connecting head; and the end of the connecting gap connected with the first water outlet section comprises a plurality of water passing notches distributed along the circumference of the first water outlet section.

10. The descaling device of claim 1, wherein: The water outlet channel is provided with a one-way valve allowing water flow only in the water outlet direction of the water outlet channel.

11. A smart toilet comprising a smart toilet lid provided with a water inlet channel, characterized in that: The descaling device of any one of claims 1-10 is further provided, and the water outlet channel of the descaling device is connected with the water inlet channel.

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