CN206934895U - Purifier and water heater - Google Patents

Abstract

The utility model discloses a kind of purifier and the water heater with the purifier, wherein, the purifier includes shell, filtration members and blowoff line：Shell has water inlet and delivery port, is provided with the shell to isolate the separator of the water inlet and the delivery port, mouth is communicated with the separator；Filtration members are installed on the connected entrance, and the filtration members are provided with sewage draining exit, and the aperture of the filter bores of the filtration members is less than or equal to 40 μm；Blowoff line sealing wears the shell, and connects the sewage draining exit away from the side of the water inlet in the filtration members；The blowoff line is provided with blowoff valve.The technical solution of the utility model can reduce influence of the purifier to water outlet of water heater amount.

Description

Water Purifiers and Water Heaters

technical field

The utility model relates to the technical field of water heaters, in particular to a water purification device and a water heater.

Background technique

Tap water used in daily use usually contains rust, residual chlorine and other impurities that affect water quality. These impurities not only affect the comfort and health of users using water heaters for bathing, but also cause pipeline blockage of water heaters. In response to this problem, there are water purification water heaters on the market that can purify water to a certain extent. This type of water heater usually uses a water purification device with a semi-permeable membrane or a consumable adsorbent to treat the water quality. The semi-permeable membrane Due to the high density, the water output of the water heater will be reduced, and after the adsorbent is used for a period of time, the water output will be reduced due to clogging due to the adsorption of a large amount of impurities.

Utility model content

The main purpose of the utility model is to provide a water purification device, aiming at reducing the influence of the water purification device on the water output of the water heater.

In order to achieve the above object, the water purifying device proposed by the utility model includes a housing, a filter and a sewage pipeline: the housing has a water inlet and a water outlet, and the housing is provided with an isolator for isolating the water inlet and the water outlet. The separator is provided with a communication port; the filter is installed on the communication port, and the filter is provided with a sewage outlet, and the diameter of the filter hole of the filter is less than or equal to 40 μm; the sewage pipeline is sealed The casing is pierced, and the side of the filter member away from the water inlet is connected to the sewage outlet; the sewage pipeline is provided with a sewage valve.

Preferably, the filter element includes a cylindrical filter net with openings at both ends, one opening of the filter net is connected to the communication port, and the other opening is the sewage outlet.

Preferably, the filter element further includes an antiscaling filter element disposed in the filter screen.

Preferably, the housing includes a first shell portion and a second shell portion, the water inlet and the water outlet are respectively provided at opposite ends of the first shell portion, one end of the second shell portion is open, and the The opening end of the second shell part is sealed and communicated with the side wall of the first shell part; the filter screen is accommodated in the second shell part, and the sewage outlet is set away from the opening end of the second shell part, The sewage discharge pipeline seals through the second shell to connect with the sewage discharge port.

Preferably, the spacer includes a partition and an annular cover, the annular cover is arranged at the opening end of the second shell portion; the peripheral portion of the partition and the inner ring of the annular cover The mouth is sealed along the edge, and the remaining part is sealed with the inner wall of the first shell, and the partition is located on the side of the inner ring of the annular cover plate away from the water inlet; the communication port is the inner ring opening of the annular cover plate, and the annular cover plate is provided with a first water outlet on the side of the partition plate away from the water inlet.

Preferably, the annular cover plate is provided with a second water outlet on the side of the partition close to the water inlet; the water purification device also includes a movable cover plate pivotally connected to the between the inner ring opening of the annular cover plate and the second water outlet, so as to selectively cover the inner ring opening of the annular cover plate and the second water outlet.

Preferably, the housing forms a water inlet joint at the water inlet; and/or the housing forms a water outlet joint at the water outlet.

The utility model also proposes a water heater, which includes a water heater body, a water inlet pipeline, and a water purification device; the water inlet pipeline connects the water source and the water heater body; the water purification device includes a shell, a filter and a sewage pipeline: the shell has A water inlet and a water outlet, the shell is provided with a spacer for isolating the water inlet and the water outlet, the spacer is provided with a communication port; the filter is installed on the communication port, and the filter A sewage outlet is provided on the filter element, and the filter hole diameter of the filter element is less than or equal to 40 μm; the sewage pipeline is sealed and penetrates the housing, and is connected to the filter element on the side away from the water inlet. A sewage outlet; a sewage valve is provided on the sewage pipeline; the shell of the water purification device is serially connected to the water inlet pipeline through the water inlet and the water outlet.

Preferably, the water heater also includes a water flow sensor and an alarm that are electrically connected, and the water flow sensor is set at the water outlet of the shell of the water purification device or at the outlet of the water purification device on the water inlet pipeline. On the side of the water outlet, when the water flow detected by the water flow sensor is lower than the preset flow value, the alarm sends out a blowdown alarm signal.

Preferably, the water heater is a gas water heater.

In the technical solution of the utility model, the water purification device can effectively purify the water entering the water heater. In this way, on the one hand, it can avoid damage to the human body and skin, improve the comfort of bathing, and create a safe, healthy and comfortable bathing environment ; On the other hand, the use of purified water can effectively inhibit the formation of scale, avoid the blockage of pipelines or showers, and reduce the increase in energy consumption caused by scale. When the dirt on the filter element accumulates to the extent that affects the water output, the sewage pipeline can be opened, so that under the action of the water flow, the dirt on the filter will be discharged from the sewage pipeline with the water flow out of the water heater. , so as to complete the automatic cleaning of the filter screen and make the water pipeline unobstructed again. Here, since the sewage pipeline is sealed through the shell and directly connected to the sewage outlet of the filter element, the dirt on the filter element can be discharged directly, so that the water purification device can complete automatic sewage discharge faster and more conveniently. The cleaning process helps the water heater to return to normal water output faster.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the present utility model, and those skilled in the art can also obtain other drawings according to the structures shown in these drawings without creative work.

Fig. 1 is the structural representation of an embodiment of the utility model water heater;

Fig. 2 is the schematic cross-sectional structure diagram of the water purification device in Fig. 1 in the purification state;

Fig. 3 is a schematic cross-sectional structure diagram of the water purifying device in Fig. 1 in a sewage discharge state;

FIG. 4 is a schematic cross-sectional structure diagram of a water purification device in another embodiment of the water heater of the present invention in a sewage discharge state.

Explanation of reference numbers:

The realization of the purpose of the utility model, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that if there is a directional indication (such as up, down, left, right, front, back...) in the embodiment of the present utility model, the directional indication is only used to explain the position in a certain posture (as shown in the accompanying drawing). If the relative positional relationship, movement conditions, etc. between the components shown in the figure below are changed, if the specific posture changes, the directional indication will also change accordingly.

In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present utility model, the descriptions of "first", "second", etc. Implying their relative importance or implying the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In addition, the technical solutions of the various embodiments can be combined with each other, but it must be based on the realization of those skilled in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of technical solutions does not exist , also not within the scope of protection required by the utility model.

The utility model provides a water purification device and a water heater with the water purification device.

Referring to Fig. 1 to Fig. 4, in an embodiment of the utility model, the water heater is specifically a gas water heater, of course, other types of water heaters, such as storage type electric water heaters are also applicable to the technical solution of the utility model. The water heater includes a water heater body 2 , a water inlet pipeline 3 connecting a water source and the water heater body 2 , and a water purification device 1 . Wherein, the water purification device 1 includes a housing 12, a filter element 11 and a sewage pipeline 13; the housing 12 has a water inlet 121 and a water outlet 122, and the housing 12 is provided with a spacer 14 for isolating the water inlet 121 and the water outlet 122, The separator 14 is provided with a communication port 141; the filter member 11 is installed on the communication port 141, and the filter member 11 is provided with a sewage outlet 111; One side is connected to the sewage outlet 111, and the sewage pipeline 13 is provided with a sewage valve 131;

The direction of the water flow is represented by the direction of the arrow in the figure. In this embodiment, the water purification device 1 has a purification state for filtering water and a sewage discharge state for cleaning the filter element 11 . When the water purification device 1 is in the purification state, the sewage valve 131 closes the sewage pipeline 13, water enters the filter element 11 from the water inlet 121 through the communication port 141, and then the purified water filtered by the filter element 11 can flow out through the water outlet 122 and when the dirt on the filter element 11 is blocked more and needs to be cleaned, the water purification device 1 can be controlled to be in the blowdown state. At this moment, the blowdown valve 131 opens the blowdown pipeline 13, and the water outlet 122 is closed simultaneously, and the water flows from the water inlet 121 enters the filter chamber of the filter element 11 through the communication port 141, and washes the inner surface of the filter element 11 under the action of water pressure, so as to take out the dirt mainly accumulated on the inner surface of the filter element 11, and finally passes through the sewage outlet 111 from the sewage discharge port 111. The pipeline 13 is discharged, so that the self-cleaning of the water purification device 1 can be realized. In addition, in this embodiment, as shown in FIG. 2 and FIG. 3 , the blowdown valve 131 provided on the blowdown pipeline 13 is specifically a ball valve switch.

In this embodiment, the water purification device 1 can effectively purify the water entering the water heater, so that, on the one hand, it can avoid harm to the human body and skin, improve the comfort of bathing, and create a safe, healthy and comfortable bathing environment; On the other hand, the use of purified water can effectively inhibit the formation of scale, avoid the blockage of pipelines or showers, and reduce the increase in energy consumption caused by scale. And when the dirt on the filter element 11 accumulates to the degree that affects the water output, the sewage pipeline 13 can be opened, and like this, under the scouring effect of the water flow, the dirt on the filter screen will follow the water flow from the sewage pipeline 13. It is discharged out of the water heater, thereby completing the automatic cleaning of the filter screen, and making the water pipe unobstructed again. Here, since the sewage pipeline 13 is sealed and penetrates the casing 12 and is directly connected to the sewage outlet 111 of the filter element 11, the dirt on the filter element 11 can be directly discharged directly, so that the water purification device 1 can be drained faster. It is more convenient to complete the process of automatic sewage cleaning, which is beneficial to the water heater to restore the normal water output faster.

Specifically, as shown in FIG. 2 and FIG. 3 , the filter element 11 includes a cylindrical filter screen with openings at both ends, one opening of the filter screen is connected to the communication port 141 , and the other opening is the sewage outlet 111 . Here, setting the filter screen in a cylindrical shape can effectively increase the filtering area and the water outlet area, so that it can reduce the influence of the water purification device 1 on the water outlet while improving the filtration and purification efficiency. In this embodiment, the filter screen is preferably a stainless steel high-precision filter screen, and the diameter of the filter holes of the filter screen is less than or equal to 40 μm. In this way, when the precipitated impurities produced by the pipeline and the particulate impurities larger than 40 μm such as bacteria, microbial debris, rust, sand and mud pass through the high-precision filter, they will be automatically filtered because the size is larger than the precision of the filter, so as to achieve the purpose of water purification. Of course, in other embodiments, the filter element 11 can also be a semi-permeable membrane or a consumable adsorbent. However, considering the actual use of the product (the main purpose of the water heater is bathing, which has low requirements for water purification), cost, and the impact on the water output, using a high-precision filter for filtration has a simple and reliable structure. , fewer wearing parts, and simple operation and management, that is, users do not need to frequently replace consumables, and the filter screen can be used repeatedly without replacement, so that the operating cost of water purification treatment is low, and the cost of water purification water heaters can be greatly reduced. The cost.

Further, the housing 12 includes a first shell portion 123 and a second shell portion 124, the water inlet 121 and the water outlet 122 are respectively provided at opposite ends of the first shell portion 123, the second shell portion 124 is open at one end, and the second shell portion The opening end of 124 is sealed and communicated with the side wall of the first shell part 123; the filter screen is accommodated in the second shell part 124, and the sewage outlet 111 is set away from the opening end of the second shell part 124, and the sewage pipeline 13 is sealed and penetrated through the second shell part 124 to connect with the sewage outlet 111. Here, the first shell part 123 is mainly used to communicate with the water inlet pipe 3, while the second shell part 124 is mainly used to place the filter screen, so that the position and shape of the filter screen are not limited to those of the water inlet pipe 3. The size of the pipe diameter is conducive to improving the purification efficiency and water output at the same time. And in this embodiment, in order to facilitate sewage discharge, the second shell portion 124 is preferably formed by extending downward from the side wall of the first shell portion 123, the sewage pipeline 13 protrudes downward, and the filter screen is also preferably axially in the up-down direction cylindrical shape. Of course, in other embodiments, the filter screen can also be arranged to extend left and right, and the dirt on the filter screen can be discharged with the water flow under the flushing of water pressure. However, in this embodiment, since the filter screen is extended up and down, in addition to the scouring effect of water pressure, the gravity of water can also be used to wash the filter screen, and the cleaning effect is better, and it is also conducive to the removal of dirt. smoothly discharged.

Further, as shown in FIGS. 2 and 3 , the spacer 14 specifically includes a partition plate 142 and an annular cover plate 143, and the annular cover plate 143 is arranged at the opening end of the second shell portion 124; the peripheral portion of the partition plate 142 and the The inner ring mouth of the annular cover plate 143 is sealed and connected to the inner wall surface of the first shell portion 123, and the partition plate 142 is located on the side of the inner ring mouth of the annular cover plate 143 away from the water inlet 121; The opening 141 is an inner ring opening of the annular cover plate 143 , and the annular cover plate 143 is provided with a first water outlet 143 a on the side of the partition 142 away from the water inlet 121 . In this embodiment, the partition 142 separates the inner cavity of the first housing portion 123 to prevent water from flowing out of the water outlet 122 without being filtered by the filter. And the inner surface of filter screen encloses and forms a filter chamber; The outer surface of filter screen, the inner wall surface of second shell portion 124 and annular cover plate 143 then encircle and form a water purification chamber; When water purification device 1 is in purification state At this time, water enters the filter chamber from the water inlet 121 through the communication port 141, and flows into the water purification chamber after being filtered by the filter screen, and then flows out from the water purification chamber through the first water outlet 143a from the water outlet 122.

In addition, further, a water inlet joint 125 is formed at the water inlet 121 on the housing 12 , and a water outlet joint 126 is formed at the water outlet 122 on the housing 12 . The setting of these two joints can facilitate the disassembly and maintenance of the water purification device 1, and there are many ways to connect the two joints to the water inlet pipeline 3, such as threaded connection, pipe clamp connection, and bolt connection.

It should be noted here that, as shown in FIG. 1 , in this embodiment, the water heater body 2 includes a heat exchanger 21 , and the water purification device 1 is preferably disposed between the water inlet pipeline 3 and the heat exchanger 21 . In this way, the water purification device 1 can pre-filter and purify the water entering the heat exchanger 21, which can greatly reduce the impurities in the water, so that the heat exchanger 21 is not easy to scale. Sprinkles, etc. can also play a positive protective role, making these parts not easy to block, which is conducive to improving the comfort of users in bathing. And further, the inside of the filter screen can also be provided with an anti-scaling filter element (not shown), for example, an anti-scaling filter element of the hydrochloric acid compound phosphorus type can be added, thereby effectively preventing the generation of scale, and removing the scale in the pipeline container, and then effectively The reduction of the heat transfer efficiency of the heat exchanger 21 caused by the accumulation of scale deposits is reduced, so as to achieve the purpose of reducing energy consumption.

In addition, as shown in Figure 1, in this embodiment, further, the water heater also includes a water flow sensor 4 and an alarm (not shown) that are electrically connected, and the water flow sensor 4 is arranged on the shell 12 of the water purification device 1 The water outlet 122 of the water inlet pipeline 3 or the water outlet 122 side of the water purification device 1, when the water flow detected by the water flow sensor 4 is lower than the preset flow value, the alarm sends a blowdown alarm signal to Prompt that the water purification device 1 needs to be cleaned and discharged. Of course, in this embodiment, the water purification device 1 also has the function of eliminating the influence of impurities on the water flow sensor 4 , which is beneficial to improve the service life of the water flow sensor 4 . Here, the opening and closing control of the sewage pipeline 13 may be manual control by the user or intelligent automatic control by the water heater. Manual control means that after the user knows the blowdown alarm of the alarm (the alarm can be a buzzer or an indicator light or a screen display, etc.), the ball valve switch is manually opened, and the water outlet 122 is closed at the same time, so that the water purification device 1 enters the blowdown state ; Automatic control means that the water heater is also provided with a controller (not shown) connected with the water flow sensor 4 information, and the sewage alarm information sent by the water flow sensor 4 is also sent to the controller at the same time, and then the controller controls the ball valve switch to open, and at the same time The control water outlet 122 is closed.

Referring to Fig. 4, in another embodiment of the technical solution of the present invention, for the sewage discharge method of the water purification device 1, the method of back punching can also be adopted. Specifically, the main difference between this embodiment and the previous embodiment is that the water purification device 1 also includes a movable cover 144; the annular cover 143 is provided with a second The water outlet 143b; the movable cover plate 144 is pivotally connected between the inner ring opening of the annular cover plate 143 and the second water outlet 143b to selectively cover the inner ring opening of the annular cover plate 143 and the second water outlet 143b. When the water purification device 1 is in the sewage discharge state in which the sewage valve 131 is opened and the water outlet 122 is closed, the movable cover plate 144 covers the inner ring mouth of the annular cover plate 143, so that the second water outlet 143b is opened, and the water will pass through the second water outlet. The water port 143b enters the water purification chamber, and flushes and flows from the outer side of the filter screen to the inner side of the filter screen, so that the dirt mainly accumulated on the inner side of the filter screen falls off, and is discharged from the sewage discharge pipe 13 through the sewage outlet 111 with the water ; When the water purification device 1 is in the purification state, the movable cover plate 144 covers the second water outlet 143b, and the inner ring mouth of the annular cover plate 143 is opened, and the filtering path of the water flow is consistent with the previous embodiment. It can be understood that the cleaning effect of the back punching method on the filter screen is better than that of the previous embodiment, but this method has a more complicated structure and a higher cost due to the need to additionally set driving parts and the like.

The above is only a preferred embodiment of the present utility model, and does not therefore limit the scope of the patent of the present utility model. Under the inventive concept of the present utility model, the equivalent structural transformation made by using the specification of the utility model and the contents of the accompanying drawings, or Direct/indirect application in other related technical fields is included in the patent protection scope of the present utility model.

Claims (10)

1. A water purifier, used for water heaters, is characterized in that, comprising: The casing has a water inlet and a water outlet, and the casing is provided with a spacer for isolating the water inlet and the water outlet, and the spacer is provided with a communication port; A filter element is installed on the communication port, and the filter element is provided with a sewage outlet, and the filter hole diameter of the filter element is less than or equal to 40 μm; and The sewage pipeline is sealed and passed through the shell, and is connected to the sewage outlet on the side of the filter member away from the water inlet; a sewage valve is arranged on the sewage pipeline. 2. The water purifying device according to claim 1, wherein the filter element comprises a cylindrical filter screen with openings at both ends, one opening of the filter screen is connected with the communicating port, and the other opening is For the sewage outlet. 3. The water purification device according to claim 2, wherein the filter element further comprises an anti-scaling filter element disposed in the filter screen. 4. The water purifying device according to claim 2, wherein the housing includes a first shell portion and a second shell portion, and the water inlet and the water outlet are respectively arranged on opposite sides of the first shell portion. Two ends, one end of the second shell part is open, and the open end of the second shell part is sealed and communicated with the side wall of the first shell part; The filter screen is accommodated in the second shell, and the sewage outlet is set away from the opening end of the second shell, and the sewage pipeline is sealed and passed through the second shell to communicate with the sewage port connection. 5. The water purifying device according to claim 4, wherein the spacer comprises a dividing plate and an annular cover plate, and the annular cover plate is arranged at the open end of the second shell portion; The peripheral part of the partition is in sealing connection with the inner ring mouth of the annular cover plate, and the rest is in sealing connection with the inner wall surface of the first shell part, and the partition plate is located at the inner ring mouth of the annular cover plate the side away from the water inlet; The communication opening is the inner ring opening of the annular cover plate, and the annular cover plate is provided with a first water outlet on the side of the partition plate away from the water inlet. 6. The water purifying device according to claim 5, wherein the annular cover plate is provided with a second water outlet on the side of the partition near the water inlet; The water purification device also includes a movable cover plate, the movable cover plate is pivotally connected between the inner ring opening of the annular cover plate and the second water outlet, so as to selectively cover the The inner ring port and the second water outlet. 7. The water purification device according to any one of claims 1 to 6, wherein a water inlet joint is formed at the water inlet of the housing; and/or A water outlet joint is formed at the water outlet of the housing. 8. A water heater, characterized in that it comprises: Water heater body; a water inlet pipeline connecting the water source and the water heater body; and The water purification device according to any one of claims 1 to 7, wherein the housing of the water purification device is serially connected to the water inlet pipeline through the water inlet and the water outlet. 9. The water heater according to claim 8, characterized in that, the water heater further comprises a water flow sensor and an alarm connected electrically, and the water flow sensor is arranged at the water outlet of the shell of the water purification device or It is installed at the water outlet side of the water purification device on the water inlet pipeline, and when the water flow detected by the water flow sensor is lower than a preset flow value, the alarm device sends out a sewage alarm signal. 10. The water heater according to claim 8 or 9, characterized in that the water heater is a gas water heater.