CN220355736U - Water tank of water heater and water heater - Google Patents

Abstract

The utility model discloses a water heater water tank and a water heater, wherein the water heater water tank comprises an inner container, a tank body, an electric box and an electric installation component, and the inner container is provided with an installation opening; the box body is covered outside the liner; the electric box comprises a box body and a box cover, wherein the box body is arranged on the outer side surface of the box body, a penetrating opening is formed in a position corresponding to the mounting opening, the box opening of the box body faces the outer side of the box body, and the box cover is detachably connected to the box body and is used for sealing the box opening; the electric installation assembly penetrates through the penetrating opening and the installation opening and comprises a fixed disc and a first electric part, the fixed disc is detachably connected to the inner container and seals the installation opening, and the first electric part is located inside the inner container and fixed on the fixed disc and can enter and exit the inner container through the penetrating opening and the installation opening. The water tank of the water heater and the water heater provided by the utility model can effectively improve the convenience of the later maintenance of the first electric part in the liner.

Description

Water tank of water heater and water heater

Technical Field

The utility model relates to the technical field of household appliances, in particular to a water tank of a water heater and the water heater.

Background

In the related art, a water tank of a water heater comprises a tank body and an inner container, wherein the inner container is arranged in the tank body, a mounting opening is formed in the inner container, an electric mounting assembly is connected to the mounting opening, the electric mounting assembly seals the mounting opening, and the electric mounting assembly comprises electric heating pipes or electric magnesium bars and other electric components positioned in the inner container; the water tank of the water heater is inconvenient for the later maintenance of the electric parts in the inner container because the electric installation assembly provided with the electric parts is wholly positioned in the tank body.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the water tank of the water heater, which can effectively improve the convenience of the later maintenance of the electric parts in the liner.

The utility model also provides a water heater with the water heater water tank.

The water tank of the water heater comprises a liner, a tank body, an electric box and an electric installation assembly, wherein the liner is provided with an installation opening; the box body is covered outside the liner; the electric box comprises a box body and a box cover, wherein the box body is arranged on the box body, a penetrating opening is formed in a position corresponding to the mounting opening, the box opening of the box body faces to the outer side of the box body, and the box cover is detachably connected to the box body and is used for sealing the box opening; the electric installation assembly penetrates through the penetrating opening and the installation opening and comprises a fixed disc and a first electric part, the fixed disc is detachably connected to the inner container and seals the installation opening, and the first electric part is located inside the inner container and fixed to the fixed disc and can enter and exit the inner container through the penetrating opening and the installation opening.

The water tank of the water heater has at least the following beneficial effects:

through setting up the box body of electric box on the box, and make the box mouth of box body towards the box outside, and set up the entry of wearing on the box body, and electric installation component wears to locate the entry, fixed disk detachably in the electric installation component connects in the inner bag, first electric spare sets up to can pass through entry and installation mouth business turn over inner bag, therefore after opening the lid of electric box, can directly follow the box body inboard and take off fixed disk and the first electric spare in the electric installation component from the inner bag through the entry of wearing and repair the change, and also can follow the box body inboard and will adorn first electric spare and fixed disk again on the inner bag again after the maintenance, therefore the water heater water tank of this embodiment can be under the condition that need not to demolish the box, maintain the first electric spare in the inner bag, and then can effectively improve the convenience of later maintenance.

According to the water tank of the water heater, which is provided by some embodiments of the first aspect of the utility model, a temperature controller and an electronic magnesium rod electric control plate are further arranged in the box body, the first electric piece comprises an electric heating pipe, an electronic magnesium rod and a temperature sensor, the temperature controller is electrically connected with the electric heating pipe and the temperature sensor, and the electronic magnesium rod electric control plate is electrically connected with the electronic magnesium rod.

According to the water heater tank of the first aspect of the utility model, the tank body comprises a lower cover at the bottom, the mounting opening is arranged at the bottom of the liner, and the electric box is arranged on the lower cover.

According to the water heater tank of the first aspect of the utility model, a part of the bottom surface of the lower cover is concaved inwards to form a concave table, the concave table is provided with a pipe joint, and the height of the pipe joint protruding out of the concave table is smaller than the depth of the concave table.

According to the water tank of the water heater, which is provided by some embodiments of the first aspect of the utility model, the water tank of the water heater further comprises a bottom heat exchanger and at least one fixing clamp, the liner comprises a spherical sealing head positioned at the bottom, the bottom heat exchanger comprises a spiral coil spirally wound on the spherical sealing head, the fixing clamp is arranged on the outer side of the spherical sealing head, a plurality of clamping grooves are formed in one side facing the spherical sealing head, and the clamping grooves of the same fixing clamp are respectively clamped with each ring section of the spiral coil.

According to the water tank of the water heater, the fixing clamp comprises a first fixing section, a clamping section and a second fixing section which are sequentially connected, the clamping groove is formed in the clamping section, the first fixing section is provided with a first connecting hole, the second fixing section is provided with a second connecting hole, the position, corresponding to the first connecting hole and the second connecting hole, of the spherical sealing head is provided with a stud, the stud penetrates through the first connecting hole or the second connecting hole, the stud is connected with a nut, and the first fixing section and the second fixing section are tightly fixed on the spherical sealing head through the nut.

According to the water heater tank of the first aspect of the embodiments of the utility model, one of the first connecting hole and the second connecting hole is a round hole, and the other is a waist-shaped hole.

According to the water heater water tank of some embodiments of the first aspect of the utility model, one side of the first fixing section and one side of the second fixing section, which are away from the spherical sealing head, are provided with mounting grooves, and nuts are accommodated in the mounting grooves.

According to the water tank of the water heater, which is provided by some embodiments of the first aspect of the utility model, the water tank of the water heater further comprises a micro-channel heat exchanger, a hanging frame and a hanging wall plate, wherein the hanging frame is arranged on the peripheral side surface of the inner container and is connected with the hanging wall plate, and a containing groove is formed on one side of the hanging frame, which is away from the inner container; the microchannel heat exchanger comprises a heat exchange main body and a connecting pipe, wherein the heat exchange main body is arranged on the peripheral side surface of the inner container in a disc mode, the connecting pipe is clamped in the accommodating groove, and one end of the connecting pipe is connected to the heat exchange main body.

According to a second aspect of the present utility model, a water heater according to some embodiments includes the water heater tank according to the first aspect.

According to the water heater of some embodiments of the second aspect of the utility model, at least the following beneficial effects are achieved: by adopting the water heater tank of the embodiment of the first aspect, the convenience of subsequent maintenance can be effectively improved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic bottom view of a water tank of a water heater according to some embodiments of the present utility model;

FIG. 2 is a schematic perspective view of the water heater tank of FIG. 1 from one of the view angles after the wall panel is removed;

FIG. 3 is a schematic perspective view of the water heater tank shown in FIG. 2 from another perspective after opening a cover of the electrical box;

FIG. 4 is a schematic perspective view of the water heater tank shown in FIG. 2 with the circumferential side of the tank removed;

FIG. 5 is a schematic view of the cross-sectional structure in the direction indicated by A-A in FIG. 4;

FIG. 6 is an enlarged partial view of the area indicated by C in FIG. 5;

FIG. 7 is a schematic view showing a cross-sectional structure in the direction B-B in FIG. 4;

FIG. 8 is an enlarged partial view of the area indicated by D in FIG. 7;

FIG. 9 is a schematic bottom view of the holder card of FIG. 4;

FIG. 10 is an enlarged partial view of the area indicated by E in FIG. 4;

FIG. 11 is a schematic structural view showing the connection relationship among the inner container, the bottom heat exchanger and the fixing card;

fig. 12 is a partial enlarged view of the area F shown in fig. 11.

Reference numerals:

an inner container 100; a mounting port 110; a flange 111; a spherical head 120; a stud 121;

a case 200; a lower cover 210; a first concave stage 211; a second concave stage 212; wall panel 220;

an electrical box 300; a case 310; a penetration hole 311; a box cover 320; a second electrical component 330; a line card 340;

an electrical mounting assembly 400; a fixed disk 410; a first electrical component 420; a flange 430; a flange gland 440; a gasket 450;

a microchannel heat exchanger 500; a heat exchange body 510; a header 511; a heat exchange tube 512; a connection pipe 520; a first pipe segment 521; a second tube segment 522;

a hanger 600; a first connection section 610; a second connection section 620; a recess 621; a receiving groove 622; a third connection hole 623; a third connection section 630; legs 631;

a water inlet pipe joint 810; a water outlet pipe joint 820; a drain fitting 830;

a bottom heat exchanger 700; a spiral coil 710;

a fixing card 900; a first fixed section 910; a first connection hole 911; a clamping section 920; a clamping groove 921; a second fixed section 930; a second coupling hole 931; mounting groove 940.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the direction or positional relationship indicated with respect to the description of the orientation, such as up, down, left, right, front, rear, etc., is based on the direction or positional relationship shown in the drawings, is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element to be 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.

In the description of the present utility model, the description of the first and second is only for the purpose of distinguishing technical features, and should not be construed as indicating or implying relative importance or implying the number of technical features indicated or the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

A water heater tank according to a first aspect of the present utility model will be described with reference to fig. 1 to 12.

Referring to fig. 1 to 6, a water heater tank according to some embodiments of the present utility model includes a liner 100, a tank body 200, an electrical box 300, and an electrical installation assembly 400.

The inner container 100 is hollow and is a container for containing hot water, the inner container 100 is provided with a water inlet, a water outlet and a mounting port 110, and the mounting port 110 is used for mounting the electrical installation assembly 400; the box 200 is covered outside the liner 100 and can protect the liner 100 to avoid the liner 100 from being damaged by collision, parts such as a water inlet pipe and a water outlet pipe are arranged in the box 200, and the water inlet pipe and the water outlet pipe are respectively communicated with a water inlet and a water outlet on the liner 100 so as to fill water into the liner 100 through the water inlet pipe and the water inlet, and discharge hot water in the liner 100 through the water outlet pipe and the water outlet.

The electrical box 300 includes a box body 310 and a box cover 320, the box body 310 is disposed on a side surface of the box body 200 corresponding to the mounting opening 110, the box opening of the box body 310 faces to the outer side of the box body 200, the box cover 320 is connected to the box body 310 through a detachable connection structure such as a threaded fastener or a buckle, and the box cover 320 is used for closing the box opening, so that the box cover 320 can be directly opened at the outer side of the box body 200; the box 310 is further provided with a penetrating opening 311 corresponding to the mounting opening 110, so as to facilitate the mounting and dismounting of the electrical installation assembly 400 through the penetrating opening 311.

The electrical installation assembly 400 is arranged on the penetrating opening 311 and the installation opening 110 in a penetrating way, the electrical installation assembly 400 comprises a fixed disc 410 and a first electrical component 420, the first electrical component 420 is an electrical component arranged in the inner container 100 for use, the fixed disc 410 is used for installing and fixing the first electrical component 420 and sealing the installation opening 110, the fixed disc 410 is detachably connected to the inner container 100, the size of the first electrical component 420 and the installation position on the fixed disc 410 are set to allow the first electrical component 420 to enter and exit the penetrating opening 311 and the installation opening 110, and then after the connection between the fixed disc 410 and the inner container 100 is released, the fixed disc 410 and the first electrical component 420 can be taken out from the box 200 through the penetrating opening 311, and the fixed disc 410 and the first electrical component 420 can be reloaded back to the inner container 100 through the penetrating opening 311.

As can be seen from the above description, after the lid 320 of the electric box 300 is directly opened at the outer side of the box body 200, the fixing plate 410 and the first electric component 420 in the electric installation assembly 400 can be directly detached from the penetrating opening 311 of the box body 310 to be replaced and maintained, and the first electric component 420 and the fixing plate 410 can be reloaded to the inner container 100 from the penetrating opening 311 of the box body 310 after being maintained, so that the water heater tank of the present embodiment can maintain the first electric component 420 in the inner container 100 without dismantling the box body 200, and further the convenience of post-maintenance can be effectively improved.

It will be appreciated that in some embodiments, the electrical box 300 is made of a flame retardant material (for example, ceramic, metal plate, or halogen-containing flame retardant plastic, etc.), so that when a leakage occurs between the fixing plate 410 and the mounting port 110 to cause a circuit failure problem such as a short circuit of the first electrical component 420, the risk that a flammable component such as a thermal insulation foam in the water tank of the water heater is ignited can be effectively reduced, which is beneficial to improving the safety performance of the water tank of the water heater.

It will be appreciated that in some embodiments, referring to fig. 3 and 5, the second electrical component 330 is further disposed inside the electrical box 300, and the second electrical component 330 is an electrical component applied to the water tank and used in the environment outside the liner 100, and the convenience of the post-maintenance can be further improved by intensively disposing some of the second electrical component 330 inside the electrical box 300 along with the electrical installation assembly 400.

It should be understood that the first electrical component 420 may be different according to the type of water heater used in the water tank, and in some examples, the first electrical component 420 may include one or more of an electric heating pipe, an electronic magnesium rod and a temperature sensor, and correspondingly, the second electrical component 330 may also include one or two of a temperature controller and an electronic magnesium rod electric control board according to the first electrical component 420.

For example, in one embodiment, the first electric component 420 includes an electric heating tube, an electronic magnesium rod and a temperature sensor, the second electric component 330 includes a temperature controller and an electronic magnesium rod electric control board, and the temperature controller is electrically connected with the electric heating tube and the temperature sensor, and the electronic magnesium rod electric control board is electrically connected with the electronic magnesium rod, so that the temperature controller can conveniently control the working state of the electric heating tube according to the temperature of the hot water detected by the temperature sensor, and can conveniently control the working state of the electronic magnesium rod through the electronic magnesium rod electric control board. In addition, in particular, in order to facilitate the implementation of the circuit connection, the terminals of the electric heating tube, the electronic magnesium rod and the temperature sensor are all disposed on the side of the fixed disc 410 facing away from the inner container 100, that is, the terminals of the electric heating tube, the electronic magnesium rod and the temperature sensor are all located on the inner side of the box 310, so that the first electric component 420 and the second electric component 330 which need to be interconnected in the box 310 are directly connected through wires. Meanwhile, the circuit inside the box 200 enters the electric box 300 through the penetrating opening 311 to supply power to the second electric component 330 in the electric box 300 and the first electric component 420 on the electric installation assembly 400; and, specifically, the inner sidewall of the case 310 is further provided with a line clip 340 for fixing a wire.

It will be appreciated that, in some embodiments, referring to fig. 5 and 6, to achieve the detachable connection of the fixing disc 410 to the inner container 100, the electrical installation assembly 400 further includes a flange disc 430 and a flange gland 440, the inner container 100 is provided with a flange 111 turned outwards at the edge of the installation opening 110, the flange disc 430 is disposed between the flange 111 and the outer wall of the body of the inner container 100, the flange gland 440 is disposed at a side of the flange 111 away from the flange disc 430, the fixing disc 410 is disposed between the flange gland 440 and the flange 111, and the flange gland 440 and the flange disc 430 are detachably connected by fasteners such as bolts, so as to tightly fix the fixing disc 410 between the flange gland 440 and the flange 111; also, referring to fig. 6, in order to reduce the risk of leakage, a gasket 450 is further provided between the inner side surface of the flange 111 and the fixing plate 410 to improve the sealing performance between the fixing plate 410 and the flange 111.

It should be understood that, in addition to the above-mentioned manners of fastening the fixing disc 410 to the liner 100 by pressing the fixing disc 430, the flange gland 440, the flange 111, and the fastening members, in other embodiments, other types of detachable connection forms such as threaded connection or clamping connection may be selected for realizing the detachable connection between the fixing disc 410 and the liner 100, which is not limited herein; for example, in another embodiment, the fixing plate 410 is provided with external threads on the circumferential side surface, and the inner sidewall of the mounting port 110 is provided with internal threads, and the fixing plate 410 is screwed to the liner 100.

It will be appreciated that in some embodiments, the water heater tank is applied to an air-powered water heater, and referring to fig. 4, the water heater tank further includes a micro-channel heat exchanger 500, a hanger 600 and a wall plate 220, where the micro-channel heat exchanger 500 is coiled on the peripheral side of the inner container 100, so that after the heat pump passes the heating medium into the micro-channel heat exchanger 500, the peripheral side of the inner container 100 can be heated by the micro-channel heat exchanger 500. The hanging rack 600 is disposed on the peripheral side of the liner 100 and is connected with the hanging wall plate 220, the hanging wall plate 220 is used for being fixedly disposed on a wall, and when the water heater tank is hung on the wall through the hanging wall plate 220, the gravity load of the liner 100 can be carried through the hanging rack 600 and the hanging wall plate 220. The micro-channel heat exchanger 500 comprises a heat exchange main body 510 and a connecting pipe 520, wherein the heat exchange main body 510 comprises a collecting pipe 511 and a heat exchange pipe 512, and is arranged on the peripheral side surface of the inner container 100 in a disc manner and is used for heating the inner container 100, one end of the connecting pipe 520 is connected to the heat exchange main body 510, and the connecting pipe 520 is a working medium inflow pipe or a working medium outflow pipe of the micro-channel heat exchanger 500.

In the related art, the connection pipe 520 is fixed through the hanger 600 and is fixed in the installation channel formed between the hanger 600 and the inner container 100, so that when the micro-channel heat exchanger 500 is installed on the peripheral side surface of the inner container 100, not only the micro-channel heat exchanger 500 needs to be bent and then attached to the peripheral side surface of the inner container 100, but also the micro-channel heat exchanger 500 needs to be moved along the axial direction of the inner container 100, and then the connection pipe 520 penetrates into the installation channel, so that the installation process is complicated.

Thus, to simplify the installation process of the microchannel heat exchanger 500, in some embodiments, referring to fig. 4, the hanger 600 is formed with a receiving groove 622, the receiving groove 622 is located at a side of the hanger 600 facing away from the inner container 100, and the connection pipe 520 is clamped to the receiving groove 622; because the receiving groove 622 on the hanger 600 is located at the side facing away from the inner container 100, when the microchannel heat exchanger 500 is installed, the connecting pipe 520 can be inserted into the receiving groove 622 by bending the microchannel heat exchanger 500 and attaching the microchannel heat exchanger to the peripheral side of the inner container 100.

In addition, referring to fig. 4, 7 and 8, in order to enable the connection pipe 520 to be clamped in the accommodating groove 622, specifically, the connection pipe 520 includes a first pipe section 521 and a second pipe section 522 that are connected to each other, the second pipe section 522 is disposed at a certain angle with the first pipe section 521, one end of the first pipe section 521, which is away from the second pipe section 522, is connected to the collecting pipe 511, and along a direction away from the collecting pipe 511, a distance from the first pipe section 521 to an outer side wall of the liner 100 is gradually increased, so that the second pipe section 522 can be suspended outside the liner 100 and then clamped in the accommodating groove 622.

It will be appreciated that, in some embodiments, referring to fig. 9, specifically, the hanger 600 is a curved sheet metal part, and includes a first connection section 610, a second connection section 620 and a third connection section 630 connected in sequence, one end of the first connection section 610 far from the second connection section 620, one end of the third connection section 630 far from the second connection section 620 are provided with support legs 631, so that two support legs 631 are welded to the liner 100, a space exists between the third connection section 630 and an outer side wall of the liner 100, a concave portion 621 recessed toward one side of the liner 100 is formed in a middle portion of the third connection section 630, a receiving groove 622 is formed on the concave portion 621, and the second connection section 620 is respectively connected with the first connection section 610 and the third connection section 630, and a third connection hole 623 is provided at two ends of the second connection section 620, so that the hanger 220 can be connected by a fastener penetrating through the third connection hole 623.

It should be understood that in other embodiments, the hanger 600 may alternatively be configured as a solid block, and one end near the inner container is welded to the inner container 100, and the other end facing away from the inner container 100 is provided with the receiving slot 622.

It will be appreciated that in some embodiments, the water heater tank is a vertical suspension tank, and referring to fig. 1 to 3 and 5, the tank 200 includes a lower cover 210, the lower cover 210 closes the bottom of the tank 200, the mounting opening 110 is disposed at the bottom of the liner 100, and accordingly, the electrical box 300 is disposed at a position of the lower cover 210 corresponding to the mounting opening 110, and the box opening of the box 310 faces downward; since the vertical hanging water tank is usually hung on a wall with a certain height when in use, the convenience of the mounting and dismounting process of the electric installation assembly 400 can be further improved, for example, the climbing height required in the mounting and dismounting process can be reduced by arranging the electric box 300 on the lower cover 210 at the bottom of the box body 200.

It should be appreciated that the electrical box 300 may be optionally disposed at other locations on the housing 200 in addition to the lower cover 210 of the housing 200, and is not particularly limited herein; for example, in another embodiment, when the water heater tank is a horizontal suspension tank, the mounting port 110 may be selectively provided at the left or right end of the inner container 100, and the electric box 300 is correspondingly inserted on the left or right end surface of the case 200.

It will be appreciated that in some embodiments, for facilitating quick connection between the water tank of the water heater and the external pipeline, at least one pipe joint is further disposed on the lower cover 210, a portion of the bottom surface of the lower cover 210 is concavely formed into a concave table, the pipe joint is disposed on the concave table, and the pipe joint protrudes from the concave table to a height smaller than the concave depth of the concave table, so that the bottom of the pipe joint can be relatively higher than the bottom surface of the lower cover 210, and further, the water tank of the water heater is not affected by the pipe joint during installation of the water tank of the water heater, and can be directly placed on the ground through the lower cover 210.

For example, referring to fig. 1 to 3, in one embodiment, the pipe joint includes a water inlet pipe joint 810, a water outlet pipe joint 820 and a water outlet pipe joint 830, wherein the water inlet pipe joint 810 is connected to a water inlet pipe inside the tank 200, the water outlet pipe joint 820 is connected to a water outlet pipe inside the tank 200, the water outlet pipe joint 830 is connected to a condensed water outlet pipe inside the tank 200, the concave stage includes a first concave stage 211 and a second concave stage 212, the water inlet pipe joint 810 and the water outlet pipe joint 820 are disposed on the first concave stage 211, and the water outlet pipe joint 830 is disposed on the second concave stage 212; in addition, specifically, the case body 310 of the electrical box 300 is also disposed on the first concave 211 to prevent the case cover 320 of the electrical box 300 from protruding from the lower surface of the lower cover 210, and the water inlet pipe joint 810 and the water outlet pipe joint 820 are symmetrically disposed about the central axis of the lower cover 210 and the case cover 320 for improving the aesthetic property, and the second concave 212 is disposed at the edge of the lower cover 210. Meanwhile, in detail, the water inlet pipe joint 810, the water outlet pipe joint 820 and the water outlet pipe joint 830 are all located at one side of the lower cover 210, which is biased toward the wall panel 220, since the water heater tank is connected to the wall through the wall panel 220, it is convenient to connect the water inlet pipe joint 810, the water outlet pipe joint 820 and the water outlet pipe joint 830 to an external water supply line, a user water supply line and a water outlet line, which are disposed on the wall, respectively, by disposing the water inlet pipe joint 810, the water outlet pipe joint 820 and the water outlet pipe joint 830 at one side of the lower cover 210, which is close to the wall panel 220.

It will be appreciated that in some embodiments, referring to fig. 4, the water tank of the water heater further includes a bottom heat exchanger 700, the bottom heat exchanger 700 includes a spiral coil 710, the bottom of the liner 100 adopts the spherical end socket 120, the spiral coil 710 is spirally wound on the spherical end socket 120, and further after the bottom heat exchanger 700 is introduced with a heating medium, the bottom of the liner 100 can be heated by the spiral coil 710, so as to reduce the water temperature layering condition in the liner 100.

Meanwhile, referring to fig. 4 and 10, in order to prevent the spiral coil 710 from sagging under the action of self gravity and separating from the spherical end socket 120, a fixing clip 900 is arranged on the outer side of the spherical end socket 120, a plurality of clamping grooves 921 are formed on one side of the fixing clip 900 facing the spherical end socket 120, and the plurality of clamping grooves 921 on the same fixing clip 900 are respectively used for being clamped with each circle section of the spiral coil 710, so as to respectively fix each circle section of the spiral coil 710, thereby preventing the spiral coil 710 from sagging under the action of self gravity and separating from the spherical end socket 120; moreover, as each circle section of the spiral coil 710 is respectively clamped with different clamping grooves 921 on the fixing clamp 900, the distance between two adjacent circle sections of the spiral coil 710 can be effectively controlled by designing the distance between the adjacent clamping grooves 921 on the fixing clamp 900, so that the heating uniformity of the spherical sealing head 120 is further improved.

It will be appreciated that in one embodiment, referring to fig. 11, the retainer clip 900 is provided in a plurality around the ball head 120 to assist in securing the multi-turn helical coil 710 in a plurality of different orientations.

It will be appreciated that, in some embodiments, the fixing clip 900 is mounted and fixed on the spherical sealing head 120, and for facilitating the mounting of the fixing clip 900, referring to fig. 10 to 12, the fixing clip 900 includes a first fixing section 910, a clamping section 920, and a second fixing section 930, where the first fixing section 910, the clamping section 920, and the second fixing section 930 are sequentially connected, and the clamping slot 921 is disposed on the clamping section 920, and the first fixing section 910 and the second fixing end are used for being connected to the spherical sealing head 120; in addition, specifically, the first fixing section 910 is provided with a first connecting hole 911, the second fixing section 930 is provided with a second connecting hole 931, the spherical sealing head 120 is provided with a stud 121 corresponding to the first connecting hole 911 and the second connecting hole 931, the stud 121 is arranged through the first connecting hole 911 or the second connecting hole 931, and the stud 121 is connected with a nut in a threaded manner, so that the first fixing section 910 and the second fixing section 930 are tightly fixed on the spherical sealing head 120 through the nut.

It can be appreciated that, in one embodiment, referring to fig. 12, the first connecting hole 911 is a waist-shaped hole, and the second connecting hole 931 is a round hole, so that when there is a certain positional deviation between the two studs 121 corresponding to the same fixing clip 900, it can be ensured that both the studs 121 can well pass through the first connecting hole 911 and the second connecting hole 931, so as to further improve the convenience of installation of the fixing clip 900. It should be understood that in another embodiment, the first connection hole 911 may alternatively be provided as a circular hole and the second connection hole 931 may be provided as a waist hole.

It will be appreciated that in some of these embodiments, referring to fig. 10-12, the side of the first and second fixing segments 910, 930 facing away from the spherical head 120 is provided with a mounting groove 940, and the nut on the stud 121 is received within the mounting groove 940; by accommodating the nuts in the mounting grooves 940, loosening of the nuts due to collision and the like can be avoided in the mounting process of the water tank of the water heater, and further the fixing effect of the fixing clamp 900 on the spiral coil 710 is prevented from being influenced; also, it should be understood that the size of the mounting groove 940 should be larger than the size of the nut in order to facilitate the threading of the nut into the interior of the mounting groove 940.

It should be understood that, in addition to the fixing clip 900 being selectively and fixedly connected to the spherical head 120, in other embodiments, the fixing clip 900 may be selectively connected and fixed to the inner wall of the case 200, so long as each slot 921 on the fixing clip 900 can be engaged with the corresponding coil 710, and thus the specific fixing manner and fixing position of the fixing clip 900 are not limited herein.

The water heater according to the second aspect of the present utility model includes the water heater tank according to the first aspect, and the convenience of subsequent maintenance can be effectively improved by adopting the water heater tank according to the first aspect.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A water heater tank, comprising:

the inner container is provided with an installation opening;

the box body is covered outside the inner container;

the electric box comprises a box body and a box cover, wherein the box body is arranged on the box body, a penetrating opening is formed in a position corresponding to the mounting opening, the box opening of the box body faces to the outer side of the box body, and the box cover is detachably connected to the box body and is used for sealing the box opening;

the electric installation assembly penetrates through the penetrating opening and the installation opening, the electric installation assembly comprises a fixed disc and a first electric component, the fixed disc is detachably connected to the inner container and can seal the installation opening, and the first electric component is located inside the inner container and is fixed to the fixed disc and can pass through the penetrating opening and the installation opening to enter and exit the inner container.

2. The water tank of claim 1, wherein a temperature controller and an electronic magnesium rod electric control board are further arranged in the box body, the first electric part comprises an electric heating pipe, an electronic magnesium rod and a temperature sensor, the temperature controller is electrically connected with the electric heating pipe and the temperature sensor, and the electronic magnesium rod electric control board is electrically connected with the electronic magnesium rod.

3. The water heater tank as claimed in claim 1, wherein the tank body includes a lower cover at a bottom, the mounting port is provided at a bottom of the inner container, and the electric box is provided at the lower cover.

4. A water heater tank as claimed in claim 3, wherein a part of the bottom surface of the lower cover is concaved inward to form a recess, the recess is provided with a pipe joint, and the height of the pipe joint protruding from the recess is smaller than the depth of the recess.

5. The water heater tank according to any one of claims 1 to 4, further comprising a bottom heat exchanger and at least one fixing clip, wherein the inner container comprises a spherical sealing head at the bottom, the bottom heat exchanger comprises a spiral coil spirally wound on the spherical sealing head, the fixing clip is arranged on the outer side of the spherical sealing head, a plurality of clamping grooves are formed in one side facing the spherical sealing head, and a plurality of clamping grooves of the same fixing clip are respectively clamped with each circle segment of the spiral coil.

6. The water tank of claim 5, wherein the fixing clip comprises a first fixing section, a clamping section and a second fixing section which are sequentially connected, the clamping groove is formed in the clamping section, the first fixing section is provided with a first connecting hole, the second fixing section is provided with a second connecting hole, a stud is arranged at a position, corresponding to the first connecting hole and the second connecting hole, of the spherical sealing head, the stud penetrates through the first connecting hole or the second connecting hole, the stud is connected with a nut, and the first fixing section and the second fixing section are tightly fixed on the spherical sealing head through the nut.

7. The water heater tank as claimed in claim 6, wherein one of the first and second connection holes is a circular hole and the other is a waist-shaped hole.

8. The water heater tank of claim 6, wherein a mounting groove is formed in a side of the first and second fixed segments facing away from the spherical head, and the nut is received in the mounting groove.

9. The water heater tank according to any one of claims 1 to 4, further comprising a microchannel heat exchanger, a hanger and a wall plate, wherein the hanger is arranged on the peripheral side surface of the inner container and is connected with the wall plate, and a containing groove is formed on one side of the hanger facing away from the inner container; the micro-channel heat exchanger comprises a heat exchange main body and a connecting pipe, wherein the heat exchange main body is arranged on the peripheral side face of the inner container in a disc mode, the connecting pipe is clamped in the accommodating groove, and one end of the connecting pipe is connected with the heat exchange main body.

10. A water heater comprising a water heater tank as claimed in any one of claims 1 to 9.