CN220169659U - Water heater - Google Patents

Abstract

The utility model discloses a water heater, comprising: a housing; the inner container is arranged in the shell; the water quality sensor comprises a probe, and the probe penetrates through the water pipe connector and stretches into the water quality sensor; the controller is electrically connected to the probe and comprises a comparison module and a reminding module which are in communication connection with each other, wherein the comparison module is used for comparing the received current water quality value with a preset reminding water quality value, and the reminding module is used for outputting a cleaning liner to remind when the current water quality value is not less than the reminding water quality value. The embodiment of the utility model can avoid the probe from being soaked in high temperature water for a long time, can reduce the risk of failure caused by scale formation on the surface of the probe, further can accurately reflect the quality of water, and timely output the prompt of cleaning the inner container when the current water quality value is not less than the prompt water quality value.

Description

Water heater

Technical Field

The utility model relates to the technical field of cleaning inner containers of water heaters, in particular to hot water.

Background

At present, along with the long-time use of the electric water heater, impurities such as scale and the like can be deposited in the inner container, and the water quality can be slowly deteriorated. Generally, an electric water heater has a function of periodically reminding maintenance, and periodically displays "maintenance" information to remind a user to clean the inner container.

However, because the water quality of the water sources in each place is different, the pollution degree to the inner container is also different, the user cannot be reminded of cleaning the inner container at the right time by periodically displaying the maintenance information, if the water quality of the local water source is poor, the scale deposited in the inner container is serious than the predicted degree, and under the condition that the reminding time is not reached, the service life of the electric water heater can be reduced due to the poor water quality, and the bath health of the user can be influenced.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a water heater which is used for solving the technical problem of inaccurate time for reminding a user to clean the inner container in the prior art.

The embodiment of the utility model provides a water heater, which comprises: a housing; the inner container is arranged in the shell; the waterproof wall water pipe comprises a waterproof wall pipe body, a water pipe joint and a water quality sensor, wherein one end of the waterproof wall pipe body is communicated with the inner container, the other end of the waterproof wall pipe body is communicated with an external water pipe through the water pipe joint, and the water quality sensor comprises a probe which penetrates through the water pipe joint and stretches into the waterproof wall pipe body; the controller is electrically connected to the probe and comprises a comparison module and a reminding module which are in communication connection with each other, wherein the comparison module is used for comparing the received current water quality value with a preset reminding water quality value, and the reminding module is used for outputting a cleaning liner to remind when the current water quality value is not less than the reminding water quality value.

As an alternative embodiment, the water pipe joint has a water flow hole and a sensor mounting hole communicating with the water flow hole; the side wall of the electricity-proof wall pipe body, which is close to the water pipe joint, is provided with a side wall through hole; the waterproof wall pipe comprises a waterproof wall pipe body, a sensor mounting hole, a side wall through hole and a probe, wherein one end of the waterproof wall pipe body, which is close to the water pipe joint, is embedded into the water flow hole, the side wall through hole is communicated with the sensor mounting hole, and the probe sequentially penetrates through the sensor mounting hole and the side wall through hole to extend into the waterproof wall pipe body.

As an alternative embodiment, the water pipe joint further comprises: a first threaded ring comprising threads disposed on the outer wall; the first thread ring is sleeved on part of the water pipe joint and is far away from the electricity-proof wall pipe body.

As an alternative embodiment, the water pipe joint further comprises: a second threaded ring comprising threads disposed on the inner wall; the second threaded ring is embedded into the water pipe joint, sleeved on the outer side of the electricity-proof wall pipe body and forms an annular cavity with the outer wall of the electricity-proof wall pipe body.

As an alternative embodiment, the electricity-proof wall pipe body comprises a plastic inner pipe and a metal outer pipe sleeved outside the plastic inner pipe.

As an alternative embodiment, the water quality sensor further includes: the probe comprises a probe seat and a signal wire, wherein the probe is fixedly connected with the probe seat, and the signal wire passes through the probe seat and is electrically connected with the probe.

As an alternative implementation mode, the included angle between the probe and the water flow direction in the electricity-proof wall pipe body is not smaller than 105 degrees and smaller than 180 degrees, so that impact force of fluid on the probe is reduced.

As an alternative embodiment, the water heater further includes: the first sealing ring is arranged between the probe seat and the water pipe connector.

As an alternative embodiment, the water heater further includes: the second sealing ring is sleeved on the outer side of the electricity-proof wall pipe body and is embedded into the second threaded ring.

As an alternative embodiment, the water heater further includes: and the display is electrically connected with the controller and used for receiving and displaying the cleaning liner prompt.

The technical scheme provided by the embodiment of the utility model has the beneficial technical effects that:

according to the water heater provided by the embodiment of the utility model, the water quality sensor on the inner anti-electricity wall water pipe comprises the probe, and the probe is positioned on the outer side of the liner, so that the probe can be prevented from being soaked in high-temperature water for a long time, the risk of failure caused by scale formation on the surface of the probe can be obviously reduced, the accuracy of detecting the water quality value is improved, the water quality can be accurately reflected, and the liner cleaning prompt can be timely output when the current water quality value is not less than the prompt water quality value.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

FIG. 1 is a schematic diagram of a water heater according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a frame structure of a controller in a water heater according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a structure of an anti-electricity wall water pipe in a water heater according to an embodiment of the present utility model;

FIG. 4 is a schematic cross-sectional view of an anti-electric wall water pipe in a water heater according to an embodiment of the present utility model;

fig. 5 is an exploded view of fig. 3.

Reference numerals and corresponding description:

1: a housing;

2: an inner container;

3: an electricity-proof wall water pipe; 31: an electricity-proof wall pipe body; 311: a plastic inner tube; 312: a metal outer tube; 32: a water pipe joint; 33: a water quality sensor; 331: a probe; 332: a probe seat; 333: a signal line; 34: a sensor mounting hole; 35: a metal pressing plate; 36: a fixing screw; 37: a boss; 38: screw holes; 39: a water flow channel;

4: a controller; 41: a comparison module; 42: a reminding module;

5: a first threaded ring;

6: a second threaded ring;

7: a first seal ring;

8: a second seal ring;

9: a display.

10: an electric heating tube;

20: a temperature sensor;

30: a power panel;

40: a flow sensor.

Detailed Description

The present utility model is described in detail below, examples of embodiments of the utility model are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar components or components having the same or similar functions throughout. Further, if detailed description of the known technology is not necessary for the illustrated features of the present utility model, it will be omitted. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

It will be understood by those skilled in the art that all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs unless defined otherwise. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless expressly stated otherwise, as understood by those skilled in the art. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Further, "connected" as used herein may include wireless connections.

The terms appearing in the embodiments of the present utility model are explained below:

TDS: total dissolved solids, an abbreviation for Total dissolved solids, also known as total dissolved solids, measured in milligrams per liter, indicates how many milligrams of dissolved solids are dissolved in 1 liter of water. The higher the TDS value, the more dissolved substances contained in the water. Total dissolved solids refers to the total amount of all solutes in water, including both inorganic and organic content. The conductivity value is generally used to approximate the salt content of the solution, and in general, the higher the conductivity, the higher the TDS. Among the inorganic substances, there may be inorganic substances in a molecular form in addition to the components dissolved in an ionic form. Since organic substances and inorganic substances in molecular form contained in natural water are generally not considered, the salt content is also generally referred to as total dissolved solids.

The embodiment of the utility model provides a water heater, which mainly comprises a shell 1, an inner container 2, an electricity-proof wall water pipe 3 and a controller 4 as shown in figures 1-5. The liner 2 is arranged in the shell 1; the electricity-proof wall water pipe 3 comprises an electricity-proof wall pipe body 31, a water pipe joint 32 and a water quality sensor 33, wherein one end of the electricity-proof wall pipe body 31 is communicated with the inner container 2, the other end of the electricity-proof wall pipe body is communicated with an external water pipe through the water pipe joint 32, the water quality sensor 33 comprises a probe 331, and the probe 331 penetrates through the water pipe joint 32 and stretches into the electricity-proof wall pipe body 31; the controller 4 is electrically connected to the probe 331 and comprises a comparison module 41 and a reminding module 42 which are in communication connection with each other, wherein the comparison module 41 is used for comparing the received current water quality value with a preset reminding water quality value, and the reminding module 42 is used for outputting a cleaning liner reminder when the current water quality value is not less than the reminding water quality value.

In one possible embodiment, the liner 2, the power wall water pipe 3 and the controller 4 are all disposed within the housing 1, and the controller 4 is disposed between the housing 1 and the liner 2. The electricity-proof wall water pipe 3 can be at least one of a water inlet pipe and a water outlet pipe. The anti-electricity wall tube 31 includes two metal probes 331 and is used as a detection electrode.

Optionally, the water connection 32 is a plastic connection.

According to the water heater provided by the embodiment of the utility model, the water quality sensor 33 on the anti-electricity wall water pipe 3 inside the water heater comprises the probe 331 and is positioned on the outer side of the liner 2, so that the probe 331 can be prevented from being soaked in high-temperature water for a long time, the risk of failure caused by scale formation on the surface of the probe 331 can be obviously reduced, the accuracy of detecting water quality values is improved, the water quality can be accurately reflected, and when the current water quality value is not smaller than the reminding water quality value, the reminding of cleaning the liner is timely output.

As an alternative embodiment, as shown in fig. 4-5, the water connection 32 has a water through hole and a sensor mounting hole 34 communicating with the water through hole; the side wall of the electricity-proof wall pipe body 31, which is close to the water pipe joint 32, is provided with a side wall through hole; wherein, prevent that electric wall body 31 is close to water pipe head 32 one end embedding rivers in the through-hole, lateral wall through-hole and sensor mounting hole 34 intercommunication, probe 331 passes sensor mounting hole 34 and lateral wall through-hole in proper order and stretches into preventing in the electric wall body 31.

In one possible embodiment, the water connection 32 is cylindrical, and has a through water flow hole in the middle, and a sensor mounting hole 34 communicating with the water flow hole is formed in the sidewall of the water connection 32. The sidewall through holes may be circular holes, and the probes 331 of the water quality sensor 33 sequentially penetrate through the sensor mounting holes 34 and the sidewall through holes along the direction perpendicular to the axial direction of the water flow through holes and extend into the electricity-proof wall tube 31 to collect water quality.

Alternatively, the water quality sensor 33 is a TDS (total dissolved solids ) sensor.

As an alternative embodiment, as shown in fig. 4-5, the water connection 32 further comprises a first threaded ring 5, the first threaded ring 5 comprising threads provided on the outer wall; the first threaded ring 5 is sleeved on a part of the water pipe connector 32 and is far away from the electricity-proof wall pipe body 31.

In one possible embodiment, the water connection 32 includes a first body including a first through hole and a second body including a second through hole, the first through hole being in communication with the second through hole. The first body is disposed away from the electricity-proof wall tube 31 and is cylindrical. The first thread ring 5 is sleeved on the outer side of the first main body, and threads on the outer wall of the first thread ring 5 are used for being in threaded connection with a water pipe outside the water heater.

As an alternative embodiment, as shown in fig. 4, the water connection 32 further comprises a second threaded ring 6, the second threaded ring 6 comprising threads provided on the inner wall; the second threaded ring 6 is embedded into the water pipe connector 32, sleeved outside the electricity-proof wall pipe body 31, and forms an annular cavity with the outer wall of the electricity-proof wall pipe body 31.

Based on the foregoing embodiment, in one possible embodiment, the second through hole has an inner diameter larger than that of the first through hole, and the second threaded ring 6 is embedded in the second through hole and sleeved outside the electricity proof wall tube 31 to form an annular cavity with the outer wall of the electricity proof wall tube 31, where the annular cavity is used to connect with the protruding portion provided with threads on the outer wall of the housing 1.

Optionally, the first threaded ring 5 and the second threaded ring 6 are both metal rings to strengthen the strength of the threaded connection.

As an alternative embodiment, the electricity proof wall tube 31 includes a plastic inner tube 311 and a metal outer tube 312 sleeved outside the plastic inner tube 311.

The plastic inner tube 311 is used to achieve electrical isolation and the metal outer tube 312 is used to strengthen the structural strength.

As an alternative embodiment, as shown in fig. 4-5, the water quality sensor 33 further includes a probe holder 332 and a signal wire 333, wherein the probe 331 is fixedly connected to the probe holder 332, and the signal wire 333 is electrically connected to the probe 331 through the probe holder 332.

In one possible embodiment, the probe mount 332 is massive and includes circular side walls for mating with the circular sensor mounting holes 34. One side of the probe seat 332 is fixedly connected with the probe 331, one side of the probe seat 332 opposite to the probe 331 is fixedly connected with the signal wire 333, one end of the signal wire 333, which is far away from the probe seat 332, is provided with a connector which is used for being connected with the controller 4, and the controller 4 collects water quality values through the signal wire 333 and the probe 331.

As an alternative embodiment, the angle between the probe 331 and the water flow direction in the anti-electricity wall tube 31 is not less than 105 degrees and less than 180 degrees, so as to reduce the impact force of the fluid on the probe 331.

In one possible embodiment, the probes 331 are disposed away from and inclined along the water flow direction in the wall tube 31 to reduce the contact area of the probes 331 with the fluid in the water flow direction, thereby reducing the impact force of the fluid on the probes 331 to increase the durability of the probes 331.

As an alternative embodiment, as shown in fig. 5, the water heater further includes a first sealing ring 7, and the first sealing ring 7 is disposed between the probe seat 332 and the water pipe joint 32.

In one possible embodiment, the first seal ring 7 is a circular seal ring and is sandwiched between the probe holder 332 and the water connection 32 to increase the tightness between the probe holder 332 and the water connection 32 and prevent fluid from flowing out.

As an alternative embodiment, as shown in fig. 4, the water heater further comprises a second sealing ring 8, and the second sealing ring 8 is sleeved on the outer side of the electricity-proof wall pipe 31 and is embedded in the second threaded ring 6.

In one possible embodiment, the second sealing ring 8 is a circular sealing ring, and is used to be sandwiched between the water pipe joint 32 and the housing 1, so as to increase the tightness between the water pipe joint 32 and the housing 1 and prevent the fluid from flowing out.

As an alternative embodiment, as shown in fig. 1, the water heater further comprises a display 9, and the display 9 is electrically connected to the controller 4, and is used for receiving and displaying the cleaning liner prompt.

In one possible embodiment, after the controller 4 outputs the cleaning liner reminder, the display 9 may display a text message of the cleaning liner reminder to remind the user to clean the liner.

In one particular embodiment, as shown in fig. 1-5, the water heater includes a housing 1, a liner 2 within the housing 1, an electrical heating tube 10, a power strip 30, a temperature sensor 20, a controller 4, and a display 9. The liner 2 is used for storing water; the electric heating tube 10 is a submerged type receiver and is used for heating water in the whole liner 2; the power panel 30 is positioned between the shell 1 and the liner 2, and is connected with the electric heating tube 10, the temperature sensor 20, the controller 4 and the display 9 through cables in a pad mode so as to supply power; wherein the controller 4 is provided with a display 9. The temperature sensor 20 is disposed in the middle of the inner container 2 and is used for detecting the water temperature in the inner container 2.

The water inlet pipe and the water outlet pipe of the water heater are the electricity-proof wall water pipe 3 so as to prevent electric leakage; be provided with boss 37 on the water pipe head 32, screw hole 38 has been seted up to boss 37 both sides, and sensor mounting hole 34 has been seted up at boss 37's middle part, and the TDS sensor is installed in sensor mounting hole 34 to fix on water pipe head 32 through metal clamp plate 35 and set screw 36, seal through first sealing washer 7 between TDS sensor and the water pipe head 32.

The TDS sensor is provided with two metal probes 331 protruding, and the metal probes 331 are assembled in the water flow channel 39 located in the middle of the electricity proof wall tube 31 to directly contact with water for detecting the TDS value in the water pipe outside the inner container 2. The TDS value detected by the TDS detection module is transmitted to the comparison module 41 of the controller 4, where the comparison module 41 is configured to compare the received TDS value with a preset value in real time, and when the TDS value is greater than the preset value, the reminding module 42 outputs a cleaning liner reminding message, and the display 9 receives and displays the cleaning liner reminding message to remind the user to clean the liner 2 in time.

The technical scheme provided by the embodiment of the utility model has the beneficial technical effects that:

the water quality sensor 33 on the electricity-proof wall water pipe 3 comprises a probe 331, is positioned on the outer side of the inner container 2, can prevent the probe 331 from being soaked in high temperature water for a long time, can obviously reduce the risk of failure caused by scale formation on the surface of the probe 331, improves the accuracy of detecting water quality values, and further can accurately reflect water quality, and timely output and clean the inner container to remind when the current water quality value is not less than the reminding water quality value.

Those skilled in the art will appreciate that the various aspects of the utility model that have been discussed can be alternated, altered, combined or deleted. Further, various schemes that have been discussed in the present utility model can also be alternated, altered, rearranged, split, combined, or deleted. Further, various schemes of the prior art with those disclosed in the present utility model may also be alternated, altered, rearranged, split, combined, or deleted.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the present specification, a particular feature, structure, material, or characteristic may be combined in any suitable manner in one or more embodiments or examples.

The foregoing is only a partial embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims (10)

1. A water heater, comprising:

a housing (1);

the inner container (2) is arranged in the shell (1);

the waterproof wall water pipe (3) comprises a waterproof wall pipe body (31), a water pipe joint (32) and a water quality sensor (33), wherein one end of the waterproof wall pipe body (31) is communicated with the inner container (2), the other end of the waterproof wall pipe body is communicated with an external water pipe through the water pipe joint (32), the water quality sensor (33) comprises a probe (331), and the probe (331) penetrates through the water pipe joint (32) to extend into the waterproof wall pipe body (31);

the controller (4) is electrically connected to the probe (331), and comprises a comparison module (41) and a reminding module (42) which are in communication connection with each other, wherein the comparison module (41) is used for comparing a received current water quality value with a preset reminding water quality value, and the reminding module (42) is used for outputting a cleaning liner to remind when the current water quality value is not smaller than the reminding water quality value.

2. The water heater of claim 1, wherein the water heater is configured to provide water from the water heater,

the water pipe joint (32) is provided with a water flow hole and a sensor mounting hole (34) communicated with the water flow hole;

the side wall of the electricity-proof wall pipe body (31) close to the water pipe joint (32) is provided with a side wall through hole;

wherein, prevent electric wall body (31) be close to the one end embedding of water pipe head (32) in the rivers through-hole, the lateral wall through-hole with sensor mounting hole (34) intercommunication, probe (331) pass in proper order sensor mounting hole (34) with the lateral wall through-hole stretches into prevent in electric wall body (31).

3. The water heater according to claim 2, wherein the water connection (32) further comprises:

a first threaded ring (5) comprising threads provided on the outer wall;

the first threaded ring (5) is sleeved on a part of the water pipe connector (32) and is far away from the electricity-proof wall pipe body (31).

4. The water heater according to claim 2, wherein the water connection (32) further comprises:

a second threaded ring (6) comprising threads provided on the inner wall;

the second threaded ring (6) is embedded into the water pipe joint (32), sleeved on the outer side of the electricity-proof wall pipe body (31), and forms an annular cavity with the outer wall of the electricity-proof wall pipe body (31).

5. The water heater of claim 1, wherein the water heater is configured to provide water from the water heater,

the electricity-proof wall pipe body (31) comprises a plastic inner pipe (311) and a metal outer pipe (312) sleeved on the outer side of the plastic inner pipe (311).

6. The water heater according to claim 1, wherein the water quality sensor (33) further comprises: a probe seat (332) and a signal wire (333), wherein the probe (331) is fixedly connected to the probe seat (332), and the signal wire (333) passes through the probe seat (332) to be electrically connected to the probe (331).

7. The water heater as claimed in claim 1, wherein the probe (331) is angled at not less than 105 degrees and less than 180 degrees to the direction of water flow within the anti-electricity wall tube (31) to reduce the impact of fluid on the probe (331).

8. The water heater as recited in claim 6, further comprising:

the first sealing ring (7) is arranged between the probe seat (332) and the water pipe joint (32).

9. The water heater as recited in claim 1, further comprising:

the second sealing ring (8) is sleeved on the outer side of the electricity-proof wall pipe body (31) and is embedded into the second threaded ring (6).

10. The water heater as recited in claim 1, further comprising:

and the display (9) is electrically connected with the controller (4) and is used for receiving and displaying the cleaning liner prompt.