CN215675831U - Scale inhibition device and electric water heater - Google Patents

Abstract

The utility model discloses a scale inhibition device and an electric water heater, which are characterized by comprising the following components: the scale inhibitor is characterized by comprising a fixing sleeve arranged on a water inlet water nozzle, a water outlet water nozzle or a sewage outlet water nozzle of an inner container of the electric water heater, wherein the fixing sleeve is a hollow pipe, one end of the fixing sleeve is communicated with the water inlet water nozzle, the water outlet water nozzle or the sewage outlet water nozzle, the other end of the fixing sleeve is communicated with a water retaining cap, an object placing cavity is arranged on the water retaining cap, a scale inhibitor and a through hole communicated with the inner container of the electric water heater are arranged in the object placing cavity, and the scale inhibitor releases scale inhibition factors to the inner container of the electric water heater through the through hole. The utility model reduces the formation of water heater scale, prolongs the service life of the inner container and the heater, cleans water quality, has simple installation, simplified structure, low cost and high universality rate by arranging the fixing sleeve and the object placing cavity and arranging the scale inhibitor in the object placing cavity.

Description

Scale inhibition device and electric water heater

Technical Field

The utility model relates to the technical field of hot water equipment, in particular to a scale inhibition device and an electric water heater with the same.

Background

In the working process of the water heater, because the water flowing in from the water inlet pipe is usually tap water, the water often contains metal ion components, and therefore the tap water has certain hardness. Tap water with certain hardness can accelerate scale precipitation under the heating condition, so that scale accumulation in the liner is caused, and then the problems of blocking a water pipe, deteriorating water quality, influencing heating efficiency of a heating pipe, increasing energy consumption, influencing product service life, even bringing potential safety hazards and the like are caused.

The scale inhibition devices of the existing electric water heaters in the market are roughly divided into two types, namely an external scale inhibition device and an internal scale inhibition device, wherein the internal scale inhibition device is mostly arranged on a water inlet pipe, a water outlet pipe, a magnesium rod and an electric heater.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide a scale inhibition device which prolongs the service lives of an inner container and a heater, has a simple structure and high universality.

In order to achieve the purpose, the utility model adopts the following technical scheme.

A scale inhibition device, comprising: the scale inhibitor is characterized by comprising a fixing sleeve arranged on a water inlet water nozzle, a water outlet water nozzle or a sewage outlet water nozzle of an inner container of the electric water heater, wherein the fixing sleeve is a hollow pipe, one end of the fixing sleeve is communicated with the water inlet water nozzle, the water outlet water nozzle or the sewage outlet water nozzle, the other end of the fixing sleeve is communicated with a water retaining cap, an object placing cavity is arranged on the water retaining cap, a scale inhibitor and a through hole communicated with the inner container of the electric water heater are arranged in the object placing cavity, and the scale inhibitor releases scale inhibition factors to the inner container of the electric water heater through the through hole.

More preferably, the fixed sleeve is detachably connected with the water inlet nozzle, the water outlet nozzle or the sewage draining outlet nozzle.

More preferably, the storage cavity is formed by a top cover or a bottom cover assembled on the water retaining cap, and the top cover or the bottom cover is connected with the water retaining cap in a clamping manner.

More preferably, a sealing baffle is arranged at the bottom of the water retaining cap, and the storage cavity is formed by an inner cavity of the water retaining cap.

More preferably, the water retaining cap and the top cover or the top cover are arranged on the fixing sleeve in a penetrating mode, a plurality of cantilever hooks are arranged at the mounting end of the water retaining cap of the fixing sleeve, and the top cover or the water retaining cap is mounted on the fixing sleeve through bosses matched with buckling positions of the cantilever hooks.

More preferably, the water retaining cap, the top cover and the bottom cover are all hydrophilic plastic pieces.

More preferably, the scale inhibitor is a particulate matter, and the size of the through holes is smaller than the minimum particle size of the particulate matter.

An electric water heater comprises an inner container and is characterized in that the inner container is provided with the scale inhibition device.

The utility model has the beneficial effects.

The water heater has the advantages that the water heater is provided with the fixing sleeve, the object placing cavity and the scale inhibitor, so that the formation of water scales of the water heater is reduced, the service lives of the inner container and the heater are prolonged, the water quality is cleaned, the installation is simple, the structure is simplified, the cost is low, and the universality rate is high.

And secondly, the scale inhibition device can be arranged at any position of a water nozzle at the water inlet of the inner container, a water nozzle at the water outlet and a water nozzle at the sewage discharge outlet, and the installation is convenient.

And thirdly, by utilizing the existing structure of the water retaining cap, a new scale inhibition device is expanded, installation parts are reduced, the universality rate is high, and the cost is low.

Drawings

Fig. 1 is a sectional view of a scale inhibition device according to a first embodiment.

Fig. 2 is a perspective view of the scale inhibition device according to the first embodiment.

Fig. 3 is an exploded view of the scale inhibition device provided in the second embodiment.

Fig. 4 is a sectional view of the scale inhibition device provided in the second embodiment.

Fig. 5 is a sectional view of another embodiment of the scale inhibition device provided in the second embodiment.

Fig. 6 is a schematic structural diagram of an electric water heater according to a third embodiment.

Reference numerals indicate the same.

1: fixed cover, 2: scale inhibitor, 3: top cover, 4: bottom cover, 5: water retaining cap, 6: seal baffle, 7: through hole, 8: boss, 9: inner container, 10: a water inlet and a water nozzle.

1-1: an arm-hanging hook.

Detailed Description

In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated without limiting the specific scope of protection of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the feature, and in the description of the utility model, "at least" means one or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

In the present application, unless otherwise specified or limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.

The following describes the embodiments of the present invention with reference to the drawings of the specification, so that the technical solutions and the advantages thereof are more clear and clear. The embodiments described below are exemplary and are intended to be illustrative of the utility model, but are not to be construed as limiting the utility model.

The first embodiment.

As shown in fig. 1 and 2, a scale inhibition device includes: the scale inhibitor comprises a fixed sleeve 1, a water retaining cap 5 arranged on the periphery of the fixed sleeve 1, and a sealing baffle 6 arranged at the bottom of the water retaining cap 5, so that an inner cavity of the water retaining cap 5 forms a storage cavity, and the scale inhibitor 2 is arranged in the storage cavity; the side wall of the storage cavity is provided with a plurality of through holes 7, and the scale inhibitor 2 releases scale inhibition factors to the inner container of the electric water heater through the through holes 7.

The fixing sleeve 1 is a hollow tube, and a water inlet and a water outlet are respectively arranged at two ends of the fixing sleeve 1.

The fixed sleeve 1 is arranged on a water inlet nozzle, a water outlet nozzle or a sewage outlet nozzle of the inner container. In this embodiment, the fixing sleeve is in threaded connection with the water inlet nozzle, the water outlet nozzle or the sewage outlet nozzle. The periphery of the bottom of the fixed sleeve is provided with external threads, and internal threads are correspondingly arranged in the water inlet water nozzle, the water outlet water nozzle or the sewage outlet water nozzle. Of course, in other embodiments, those skilled in the art may adopt other detachable connection methods such as socket connection, clamping connection, etc., and is not limited to this embodiment.

The fixed sleeve 1 and the water retaining cap 5 are elastic plastic parts, and PA and PPR materials with better hydrophilicity are preferably selected.

In this embodiment, the fixing sleeve 1 and the water blocking cap 5 are buckled and sleeved. The top of the fixed sleeve 1 is symmetrically provided with two cantilever hooks 1-1, and the water retaining cap 5 is provided with a boss 8 matched with the buckling positions of the cantilever hooks 1-1. The two cantilever hooks are arranged at intervals, so that the two cantilever hooks can move inwards to ensure that the storage container passes through the two cantilever hooks, the cantilever hooks restore deformation after the water retaining cap 5 passes through the cantilever hooks, and the boss 8 of the water retaining cap 5 is clamped on the buckling positions of the cantilever hooks 1-1 to fix the water retaining cap 5. Obviously, the number of cantilever hooks can be set as desired, and is not limited to the two exemplified above.

Further, the seal baffle 6 is in threaded connection or clamped connection with the water retaining cap 5. The shape of the through holes 3-2 is not limited, and the through holes can be square holes or round holes, so that the scale inhibitor particles can not penetrate. The density degree of the through holes arranged on the outer cover, the arrangement direction of the through holes and the like can be selected and adjusted according to needs.

Example two.

As shown in fig. 3 and 4, the scale inhibiting device provided in this embodiment is substantially the same as that of the first embodiment, except that a top cover 3 is disposed on the water blocking cap 5, the storage cavity is formed by the top cover 3, and the water blocking cap 5 is clamped to the fixing sleeve 1 through the top cover 3.

In this embodiment, the top cover 3 is clamped with the water retaining cap 5. The bottom of the top cover 3 is provided with a raised elastic clamping hook, and the water retaining cap 5 is provided with a notch for the elastic clamping hook to enter. The number of the elastic clamping hooks is multiple and is distributed along the circumferential direction of the bottom of the article holding container at intervals.

In some embodiments, as shown in fig. 5, a bottom cover 4 is added to the bottom of the water retaining cap 5 to form an object placing cavity, so that a similar scale inhibiting effect can be achieved.

In addition, the top cover or the bottom cover can prevent water from flowing through the scale inhibitor, and the risk of water resistance and blockage is reduced.

Example three.

As shown in fig. 6, an electric water heater comprises an inner container 9, and is characterized in that a scale inhibition device as described in the second embodiment is arranged on a water inlet nozzle 10 of the inner container 9.

The electric water heater provided by the embodiment has all the advantages of the second embodiment, and the description is omitted here. The specific structure of the electric water heater can adopt the existing or future structure, and the detailed description is not provided herein.

Obviously, according to different actual needs, a person skilled in the art can change the scale inhibition device to be mounted on a water outlet pipe or a sewage discharge pipe of the inner container, and the structural form of the scale inhibition device can also be the scale inhibition device described in the first embodiment; the present embodiment is not limited.

It will be appreciated by those skilled in the art from the foregoing description of construction and principles that the utility model is not limited to the specific embodiments described above, and that modifications and substitutions based on the teachings of the art may be made without departing from the scope of the utility model as defined by the appended claims and their equivalents. The details not described in the detailed description are prior art or common general knowledge.

Claims (8)

1. A scale inhibition device, comprising: the scale inhibitor is characterized by comprising a fixing sleeve arranged on a water inlet water nozzle, a water outlet water nozzle or a sewage outlet water nozzle of an inner container of the electric water heater, wherein the fixing sleeve is a hollow pipe, one end of the fixing sleeve is communicated with the water inlet water nozzle, the water outlet water nozzle or the sewage outlet water nozzle, the other end of the fixing sleeve is communicated with a water retaining cap, an object placing cavity is arranged on the water retaining cap, a scale inhibitor and a through hole communicated with the inner container of the electric water heater are arranged in the object placing cavity, and the scale inhibitor releases scale inhibition factors to the inner container of the electric water heater through the through hole.

2. The scale inhibition device according to claim 1, wherein the fixing sleeve is detachably connected with the water inlet nozzle, the water outlet nozzle or the sewage outlet nozzle.

3. The scale inhibition device according to claim 1, wherein the storage chamber is formed by a top cover or a bottom cover assembled on the water retaining cap, and the top cover or the bottom cover is connected with the water retaining cap in a snap fit manner.

4. The scale inhibition device according to claim 1, wherein a sealing baffle is arranged at the bottom of the water retaining cap, and the storage cavity is formed by an inner cavity of the water retaining cap.

5. The scale inhibition device according to claim 3, wherein the water retaining cap and the top cover or the top cover are arranged on the fixing sleeve in a penetrating manner, a plurality of cantilever hooks are arranged at the mounting end of the water retaining cap of the fixing sleeve, and the top cover or the water retaining cap is mounted on the fixing sleeve through a boss matched with the buckling positions of the cantilever hooks.

6. The scale inhibition device according to claim 3, wherein the water retaining cap, the top cover and the bottom cover are all made of hydrophilic plastic.

7. The scale inhibition device according to claim 1, wherein the scale inhibitor is a particulate matter, and the size of the through holes is smaller than the minimum particle size of the particulate matter.

8. An electric water heater, which comprises an inner container, and is characterized in that the inner container is provided with the scale inhibition device as claimed in any one of claims 1 to 7.

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