CN217504012U

CN217504012U - Electronic anode, water storage device and water heater

Info

Publication number: CN217504012U
Application number: CN202220899758.3U
Authority: CN
Inventors: 吴国洲; 王明; 徐涛
Original assignee: Midea Group Co Ltd; Wuhu Midea Kitchen and Bath Appliances Manufacturing Co Ltd
Current assignee: Midea Group Co Ltd; Wuhu Midea Kitchen and Bath Appliances Manufacturing Co Ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-09-27
Anticipated expiration: 2032-04-18

Abstract

The utility model discloses an electron positive pole, water storage device and water heater, wherein, the electron positive pole includes connecting piece, retaining member, anode assembly and sealing member, the technical scheme of the utility model through setting up an electron positive pole, in this electron positive pole was applied to water storage device, the electron positive pole was including anode assembly to sacrificial anode assembly's mode protection water storage device's inner bag, and then the usage of the life of extension inner bag. Additionally, the utility model discloses still improve the sealing member for its existing axial seal also has radial seal between anode assembly and the connecting piece, thereby has promoted the leakproofness between anode assembly and the connecting piece by a wide margin. Finally, the technical scheme of the utility model still optimizes the structure of the electron anode, reduces the parts of the electron anode, thereby further reducing the manufacturing cost of the electron anode.

Description

Electronic anode, water storage device and water heater

Technical Field

The utility model relates to a water heater inner bag protection technical field, in particular to electron positive pole, water storage device and water heater.

Background

Among the relevant prior art, the water storage device in the water heater adopts iron inner bag more, because the water that gets into in the inner bag can dissolve oxygen for iron, oxygen and water can take place electrochemical reaction more easily, make the inner bag corroded and lead to the inner bag to leak.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide an electronic anode, aiming at solving the technical problem that an inner container is easy to be corroded.

In order to achieve the above object, the present invention provides an electron anode for being installed in a water storage device, the electron anode comprises:

the connecting piece is provided with an accommodating cavity, and the accommodating cavity is provided with a first opening and a second opening which are oppositely arranged;

the anode assembly is arranged in the accommodating cavity, and one end of the anode assembly extends out of the second opening and is used for extending into the water storage device;

a retaining member mounted into the receiving cavity through the first opening; to lock the anode assembly to the connector;

the sealing member set up in the second opening part is in order to be used for sealing connecting piece and positive pole subassembly are followed positive pole subassembly axial extension's clearance, and seal connecting piece and retaining member are followed positive pole subassembly radial extension's clearance.

In one embodiment, the sealing member includes a first sealing portion and a second sealing portion, the first sealing portion is disposed between the connecting member and the anode assembly, and the second sealing portion is disposed between the connecting member and the locking member.

In an embodiment, the sealing element includes a third sealing portion, the third sealing portion connects the first sealing portion and the second sealing portion, and the first sealing portion, the second sealing portion and the third sealing portion are bent in multiple sections.

In one embodiment, the sealing element and the connecting element are provided with first abutting surfaces, and the first abutting surfaces are arranged in a multi-fold mode;

and/or, the sealing member with the anode assembly has second binding face and third binding face, the sealing member with the retaining member has the fourth binding face, second binding face, third binding face, fourth binding face connect gradually and are the setting of multifolding.

In an embodiment, the first sealing portion, the second sealing portion and the third sealing portion are annular, and the axial outer diameters of the first sealing portion, the second sealing portion and the third sealing portion are gradually increased.

In an embodiment, the anode assembly includes a base and an electrode rod, the electrode rod is detachably connected to the base, the base is disposed in the accommodating cavity, and one end of the electrode rod extends out of the second opening.

In one embodiment, the electrode rod is a titanium rod.

In one embodiment, the locking member is provided with a mounting through hole corresponding to the second opening, and the base is mounted in the mounting through hole.

In an embodiment, the locking member includes a limiting collar and a locking portion, the locking portion is disposed on one side of the limiting collar close to the sealing member, and the locking portion is located in the accommodating cavity.

In one embodiment, the limiting retainer ring and the locking part are integrally formed; and/or the presence of a gas in the gas,

the outer wall of locking portion is equipped with the external screw thread, the inner wall in holding chamber be equipped with the internal thread of external screw thread looks adaptation.

In one embodiment, one end of the base, which is close to the sealing element, is provided with a limiting boss, and the surface of the limiting boss, which deviates from the sealing element, is abutted against the locking part.

In an embodiment, an accommodating groove is formed in one end, close to the sealing element, of the locking portion, the accommodating groove is located on the periphery of the mounting through hole, and the limiting boss is mounted in the accommodating groove.

The utility model discloses still disclose a water storage device and reach the water heater including this water storage device, water storage device includes inner bag and aforementioned electron positive pole, electron positive pole is located the inner bag. Wherein, the electron anode includes connecting piece, retaining member, positive pole subassembly and sealing member. The connecting piece is provided with an accommodating cavity, and the accommodating cavity is provided with a first opening and a second opening which are oppositely arranged; the anode assembly is arranged in the accommodating cavity, and one end of the anode assembly extends out of the second opening and is used for extending into the water storage device; a retaining member mounted into the receiving cavity through the first opening; to lock the anode assembly to the connector; the sealing member set up in the second opening part is in order to be used for sealing connecting piece and positive pole subassembly are followed positive pole subassembly axial extension's clearance, and seal connecting piece and retaining member are followed positive pole subassembly radial extension's clearance.

The technical scheme of the utility model through setting up an electron anode, this electron anode is applied to in the water storage device, electron anode is including the anode assembly to water storage device's inner bag is protected to the mode of sacrificing anode assembly, and then the life's of extension inner bag usage. Additionally, the utility model discloses still improve the sealing member for its existing axial seal also has radial seal between anode assembly and the connecting piece, thereby has promoted the leakproofness between anode assembly and the connecting piece by a wide margin. Finally, the technical scheme of the utility model still optimizes the structure of the electron anode, reduces the parts of the electron anode, thereby further reducing the manufacturing cost of the electron anode.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of an electron anode according to the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is an exploded view of FIG. 1;

FIG. 4 is a cross-sectional view of FIG. 3;

FIG. 5 is a schematic structural diagram of the base in FIG. 3;

FIG. 6 is a schematic illustration of an embodiment of the retaining member of FIG. 3;

FIG. 7 is a schematic view of another embodiment of the retaining member of FIG. 3.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides an electron anode.

In the embodiment of the present invention, as shown in fig. 1 to 7, the electron anode 10 includes a connection member 100, a locker 200, an anode assembly 300, and a sealing member 400. A connecting member 100 having a receiving cavity 110 with a first opening 120 and a second opening 130 oppositely disposed; an anode assembly 300 disposed in the accommodating chamber 110, and having one end extending out of the second opening 120 for extending into the water storage device; a locker 200, wherein the locker 200 is mounted into the receiving chamber 110 through the first opening 120; to lock the anode assembly 300 to the connector 100; and a sealing member 400 provided at the second opening 120 for sealing a gap between the connection member 100 and the anode assembly 300 along the axial direction of the anode assembly 300 and a gap between the connection member 100 and the locker 200 along the radial direction of the anode assembly 300.

Wherein, the utility model provides an electron positive pole 10 is used for installing in water storage device, water storage device still is including the inner bag that is used for the water storage. The core component for solving the problem that the water storage liner is easy to generate electrochemical reaction in the using process so that the liner is corroded to cause water leakage is the anode assembly 300, the chemical property of the material of the anode assembly 300 needs to be more active than that of the liner, and therefore the electronic anode 10 can be used as an anode to be sacrificed to protect the liner. The inner container is typically made of iron and the anode assembly 300 needs to contain a metal more active than iron, such as magnesium or titanium.

In order to mount the anode assembly 300 on the inner container, a connector 100 and a locking member 200 are further required, the connector 100 is directly and fixedly connected with the inner container or other devices of the water heater, and the anode assembly 300 can be mounted on the inner container through the connector 100, a receiving cavity 110 is formed in the connector 100, the anode assembly 200 is arranged in the receiving cavity 110, a sealing member 300 is arranged between the connector 100 and the anode assembly, so that the anode assembly 300 is insulated from the shell of the inner container, and finally, one end of the anode assembly 300 is extended out of the receiving cavity 110 into the inner container. Finally, anode assembly 300 is secured to connector 100 by retaining member 200, wherein the end of anode assembly 300 extending into the bladder comprises a metal that is more reactive than iron.

Further, the connection member 100 can be connected to the inner container in many ways, such as clamping, welding, or screwing, and can even be integrally formed with the inner container. Preferably, the connecting piece 100 and the inner container are welded, on one hand, the welding can prevent water in the inner container from seeping or leaking from the joint of the inner container and the connecting piece 100, and on the other hand, compared with the welding and integral forming, the welding has the advantages of simpler processing technology and capability of saving the manufacturing cost. The connecting member 100 has an opening formed therein, and the opening has many shapes, such as a regular shape, a circular shape, an oval shape, a square shape, or other irregular shapes, but the shape of the opening affects the shapes of other components of the electron anode 10, and the opening is usually a circular shape, an oval shape, or a square shape in order to reduce the processing cost. The opening is described as being circular or approximately circular.

The openings include a first opening 120 and a second opening 130 which are oppositely arranged, and the first opening 120 and the second opening 130 are arranged on the end faces of the two opposite ends of the connecting piece 100. Illustratively, the inner container is provided with mounting holes, the connecting piece 100 is mounted on the inner container through the mounting holes, after the mounting is completed, the first opening 120 is located outside the inner container, and the second opening 130 is located inside the inner container. The first opening 120 is typically larger in area, and may even be of an open design, and the second opening 130 is smaller in area, and is typically slightly larger than the outer diameter of the electrode rod 320 for the application, so that the seal 400 can be placed therebetween for sealing. Thus, one end of the locker 200 is fitted into the receiving chamber 110 through the first opening 120. Retaining member 200 can be attached to attachment member 100 in a variety of ways, including by a bayonet, snap-fit, or threaded connection. Preferably, in order to improve the efficiency of coupling and decoupling the locker 200 to the connector 100, the locker 200 is selectively screw-coupled to the connector 100. Further, the outer side wall of the locking member 200 is provided with an external thread, the inner wall of the accommodating cavity 110 is provided with an internal thread matched with the external thread, and the coaxiality between the connection, the locking member 200 and the anode assembly 300 can be improved by the arrangement, so that the assembly and disassembly efficiency of the anode assembly 300 is further improved.

In addition, a sealing member 400 is also sealingly disposed at the second opening 130, and the sealing member 400 is used for sealing a gap between the connecting member 100 and the anode assembly 300 extending along the axial direction of the anode assembly 300, and sealing a gap between the connecting member 100 and the locker 200 extending along the radial direction of the anode assembly 300. Referring to fig. 2, in the present embodiment, by designing the structures of the sealing member 400 and the connecting member 100, a double seal of axial seal and radial seal is formed between the connecting member 100 of the sealing member 400 and the anode assembly 300, so that the sealing effect inside the electron anode 10 is improved. Wherein, the axial seal means that the sealing member 400 is used for sealing the gap between the connecting member 100 and the anode assembly 300 extending along the axial direction of the anode assembly 300. The radial sealing means that the sealing member 400 is used to seal a gap between the connection member 100 and the locker 200 extending in a radial direction of the anode assembly 300.

The technical scheme of the utility model is through setting up an electron anode 10, this electron anode 10 is applied to in the water storage device, electron anode 10 is including anode assembly 300 to water storage device's inner bag is protected to the mode of sacrificing anode assembly 300, and then the life's of extension inner bag usage. Additionally, the utility model discloses still improve sealing member 400 for its existing axial seal also has radial seal between anode assembly 300 and the connecting piece 100, thereby has promoted the leakproofness between anode assembly 300 and the connecting piece 100 by a wide margin. Finally, the technical scheme of the utility model has still optimized the structure of electron anode 10, reduces the spare part of electron anode 10 to the manufacturing cost of electron anode 10 has further been reduced.

In an embodiment, in order to improve the sealing performance between the anode assembly 300 and the connecting member 100, the sealing member 400 includes a first sealing portion 410 and a second sealing portion 420, the first sealing portion 410 is sealingly disposed between the connecting member 100 and the anode assembly 300, and the second sealing portion 420 is sealingly disposed between the connecting member 100 and the locking member 200. Referring to fig. 2 and 4, the sealing member 400 has a through hole, so that the anode assembly can pass through the sealing member 400 and then pass through the second opening 130 to contact with the water in the water storage device, thereby preventing the water storage device from being corroded. In this embodiment, the sealing member 400 includes a first sealing portion 410 and a second sealing portion 420, and the first sealing portion 410 may be connected with or disconnected from the second sealing portion 420; the first sealing portion 410 is disposed between the connecting member 100 and the anode assembly in a sealing manner, and may even be disposed through the second opening 130, and the second sealing portion 420 is disposed between the connecting member 100 and the locking member 200 in a sealing manner. As such, in contrast to conventional single seal face seals, in the present embodiment, the first seal portion 410 seals at least a gap between the connection member 100 and the anode assembly 300, which extends in the axial direction of the anode assembly 300; a second seal 420 seals at least a radially extending gap between the connection member 100 and the anode assembly 300 along the anode assembly 300.

On the basis of the above embodiment, in order to further improve the sealing effect between the anode assembly 300 and the connection member 100, the sealing member 400 further includes a third sealing portion 430, the third sealing portion 430 connects the first sealing portion 410 and the second sealing portion 420, and the first sealing portion 410, the second sealing portion 420, and the third sealing portion 430 are bent in multiple stages. Referring to fig. 2 and 4, in the embodiment, the first sealing portion 410, the second sealing portion 420 and the third sealing portion 430 are bent in multiple sections, so that the variation of the contact surface between the sealing member 400 and the anode assembly 300 and the connecting member 100 is increased, and the formed axial sealing and radial sealing are also increased simultaneously, thereby increasing the sealing effect.

In a preferred embodiment, to further enhance the sealing effect between the sealing member 400 and the anode assembly 300, the waterproof effect of the base 310 is further enhanced. Referring to fig. 2 and 4, the sealing member 400 and the connecting member 100 have a first attaching surface, the first attaching surface is multi-folded, and/or the sealing member 400 and the anode assembly 300 have a second attaching surface and a third attaching surface, the sealing member 400 and the locking member 200 have a fourth attaching surface, and the second attaching surface, the third attaching surface, and the fourth attaching surface are sequentially connected and multi-folded. A multi-fold arrangement is to be understood as a multi-fold design, which may have many representations, for example, a stepped shape, a saw-tooth shape, or a wave shape, etc. Thus, the present embodiment is configured by folding the first contact surface between the sealing member 400 and the connecting member 100, and the contact surfaces of the sealing member 400, the anode assembly 300 and the locking member 200 are sequentially connected and configured by folding the first contact surface into multiple folds, so that the contact surface between the sealing member 400 and the anode assembly 300 and the connecting member 100 is changed more, and the axial sealing and radial sealing formed therebetween are also increased synchronously, thereby increasing the sealing effect.

With reference to fig. 2 and fig. 4, on the basis of the above embodiment, the first sealing portion 410, the second sealing portion 420 and the third sealing portion 430 are annular, and the radial outer diameters of the first sealing portion 410, the second sealing portion 420 and the third sealing portion 430 are gradually increased. In this way, the first sealing portion 410, the second sealing portion 420, and the third sealing portion 430 are designed in a regular shape, and the structures of the sealing member 400 and the connection member 100 can be simplified to the utmost while ensuring a sufficient sealing effect.

In order to reduce the manufacturing cost of the electronic anode 10, in an embodiment, the anode assembly 300 is separately disposed, the anode assembly 300 includes a base 310 and an electrode bar 320, the electrode bar 320 is detachably connected to the base 310, the base 310 is disposed in the accommodating cavity 110, and one end of the electrode bar 320 extends out of the second opening 130. The electrode rod 320 is made of materials with chemical properties more active than iron, such as a magnesium rod or a titanium rod. In this way, the base 310 can be made of a conductive material with low cost, such as iron, stainless steel or brass, so as to reduce the material cost of the electron anode 10 and thus the manufacturing cost thereof. Preferably, the electrode rod 320 is a titanium rod, or a coated titanium rod.

Referring to fig. 2 and 4, the locking member 200 is further provided with a mounting through hole 210 corresponding to the second opening 130, and the base 310 is mounted in the mounting through hole 210. The electrode bar 320 and the base 310 are detachably connected, and the connection mode of the electrode bar 320 and the base 310 includes but is not limited to plugging, clamping or threaded connection. The base 310 is installed in the installation through hole 210, and the electrode bar 320 penetrates through the second opening 130 and the sealing member 400. The electrode rod 320 extends into the water storage space formed by the inner container. When electrochemical reaction occurs in the inner container, the electrode bar 320 is corroded as an anode at the moment because the activity of the electrode bar 320 material is higher than that of the inner container, so that the inner container of the iron water outlet device is protected, and the service life of the inner container is prolonged. It will be appreciated that where the base 310 is made of iron, stainless steel or brass, the seal 300 also isolates the base 310 from the water in the tank to ensure that the anode assembly 300 functions.

Referring to fig. 2 and 4, in an embodiment, in order to obtain a better waterproof effect for the base 310, the sealing member 400 includes a first sealing portion 410 and a second sealing portion 420, the first sealing portion 410 is disposed between the connecting member 100 and the electrode rod 320 in a sealing manner, and the second sealing portion 420 is disposed between the connecting member 100 and the locking member 200 in a sealing manner.

Illustratively, the sealing member 400 is wrapped around the joint of the base 310 and the electrode rod 320, and the wrapped position is extended from the joint to two sides. It will be appreciated that the sealing member 400 is provided with a through hole through which the electrode rod 320 can pass and then pass through the second opening 130 to contact the water in the water storage device, thereby preventing the water storage device from being corroded. In this embodiment, the sealing member 400 includes a first sealing portion 410 and a second sealing portion 420, the first sealing portion 410 is disposed between the connecting member 100 and the electrode rod 320, and the second sealing portion 420 is disposed between the connecting member 100 and the locking member 200.

In another embodiment, in order to further improve the sealing effect between the anode assembly 300 and the connection member 100, the sealing member 400 further includes a third sealing portion 430, the third sealing portion 430 connects the first sealing portion 410 and the second sealing portion 420, and the first sealing portion 410, the second sealing portion 420, and the third sealing portion 430 are bent in multiple stages. It can be understood that, compared with the single sealing surface seal of the transmission, in the present embodiment, the first sealing portion 410, the second sealing portion 420 and the third sealing portion 430 are bent in multiple segments, so that the variation of the contact surface between the sealing member 400 and the anode assembly 300 and the connecting member 100 is increased, and the formed axial seal and radial seal are also increased simultaneously, thereby achieving the increase of the sealing effect.

Referring to fig. 2 and 4, in a preferred embodiment, in order to further improve the sealing effect between the sealing member 400 and the anode assembly 300, the waterproof effect of the base 310 is further improved. The sealing member 400 with the connecting piece 100 has a first binding face, the setting of many folds is personally submitted in first laminating, and/or, the sealing member 400 with the electrode bar 320 has a second binding face, the sealing member 400 with the base 310 has a third binding face, the sealing member 400 with the retaining member 200 has a fourth binding face, second binding face, third binding face, fourth binding face connect gradually and are the setting of many folds.

It is understood that a multi-fold arrangement is to be understood as a multi-fold design, and that multi-folds may be represented in many forms, such as a step shape, a zigzag shape, or a wave shape, etc. Thus, the embodiment is configured by sequentially connecting the sealing member 400 and the contact surface of the connecting member 100 and forming a multi-fold arrangement, and/or sequentially connecting the sealing member 400 and the contact surfaces of the electrode bar 320, the base 310 and the locking member 200 and forming a multi-fold arrangement, so that the contact surface change between the sealing member 400 and the anode assembly 300 and between the sealing member and the connecting member 100 is increased, and the axial sealing and the radial sealing formed between the sealing member and the anode assembly are also increased simultaneously, thereby increasing the sealing effect.

Referring to fig. 2 and 4, in another preferred embodiment, the first sealing portion 410, the second sealing portion 420 and the third sealing portion 430 are annular, and the radial outer diameters of the first sealing portion 410, the second sealing portion 420 and the third sealing portion 430 are gradually increased. In this way, the first sealing portion 410, the second sealing portion 420, and the third sealing portion 430 are designed in a regular shape, and the structures of the sealing member 400 and the connection member 100 can be simplified to the utmost while ensuring a sufficient sealing effect.

Referring to fig. 2 and 4, in another embodiment, considering that the locker 200 is directly inserted into the receiving cavity 110 from the first opening 120 during the installation process, first, a proper compression may make the anode assembly 300 better sealed with the connector 100, however, an excessive compression may damage the sealing member 400. Based on this, in order to prevent the sealing element 400 from being damaged due to excessive overstock, the locking element 200 is provided with a position-limiting retainer ring 230, that is, the locking element 200 includes the position-limiting retainer ring 230 and a locking portion 240, the locking portion 240 is disposed on a side of the position-limiting retainer ring 230 close to the sealing element 400, and the locking portion 240 is located in the receiving cavity 110. In this way, during the process of manufacturing the electronic anode 10, the screwing depth of the locking member 200 into the receiving cavity 110 can be adjusted according to actual conditions, so as to protect the sealing member 400 while ensuring sufficient sealing performance.

Please refer to fig. 6 and 7, in order to adapt to the installation of the water storage device or the water heater, in the plastic screw head, the shape of the limiting stopper 230 may be designed according to actual requirements, for example, the limiting stopper 230 may be a three-dimensional structure formed by stretching a regular shape such as a circle, an ellipse, or a square, or may be another irregular shape.

With reference to fig. 2 and fig. 4, on the basis of the above embodiment, in order to further simplify the overall structure of the electron anode 10 and improve the assembly and disassembly efficiency of the electron anode 10. The limit retainer ring 230 and the locking part 240 are integrally formed; and/or the outer wall of the locking part 240 is provided with an external thread, and the inner wall of the accommodating cavity 110 is provided with an internal thread matched with the external thread. The limit retainer ring 230 and the locking part 240 are integrally arranged, so that the number of parts of the electronic anode 10 is reduced, and the structure of the electronic anode 10 is optimized. Meanwhile, the connection mode of the locking part 240 and the limiting retainer ring 230 is selected to be in threaded connection, so that the coaxiality between the connection part, the locking part 200 and the anode assembly 300 can be improved, and when the locking part 200 is installed in the accommodating cavity 110, a user does not need to screw the locking part 200 by hand directly without other installation tools, and the installation method is simple, convenient and rapid.

Referring to fig. 4, in an embodiment, in order to simplify the structure of the electronic anode 10, the base 310 is better installed in the installation through hole 210, the base 310 includes a connection portion 311 and an installation portion 312, the connection portion 311 is a portion where the electrode rod 320 is connected to the base 310, the installation portion 312 is partially located in the installation through hole 210, and the connection portion 311 penetrates through the installation through hole 210.

On the basis of the previous embodiment, in order to simplify the structure of the electron anode 10, one end of the base 310 close to the sealing element 400 is provided with a limit boss 313, and a surface of the limit boss 313 facing away from the sealing element 400 abuts against the locking part 240. The limiting boss 313 abuts against the locking member 200, and no part or other structure is needed to fix the base 310 between the base 310 and the mounting through hole 210, so that the number of parts of the electronic anode 10 is reduced, and the structure of the electronic anode 10 is simplified.

In another embodiment, considering that the rigidity of the locking member 200 and the limiting boss 313 is relatively high, in order to enhance the sealing performance between the base 310 and the connecting member 100, a receiving groove 220 is formed at one end of the locking member 200 close to the sealing member 400, the receiving groove 220 is located at the periphery of the mounting through hole 210, and the limiting boss 313 is mounted in the receiving groove 220. In this way, an annular sealing gasket can be added to the bottom of the receiving groove 220 to enhance the sealing performance between the base 310 and the locking member 200.

In one embodiment, in order to reduce the difficulty of installing the electrode rod 320, a mounting groove 311a is formed at one end of the connecting portion 311 away from the installing portion 312, and the electrode rod 320 is installed in the mounting groove 311 a. It is understood that the electrode bar 320 may be inserted into the mounting groove 311a, and when the electrode bar 320 is inserted into the mounting groove, an interference fit is selected between the electrode bar 320 and the base 310 in order to ensure the tightness between the electrode bar 320 and the base 310. Alternatively, the inner wall of the mounting groove 311a may be provided with an internal thread, and the outer wall of the electrode rod 320 may be provided with an external thread adapted thereto.

In an embodiment, in order to reduce the difficulty of the manufacturing process and save the manufacturing cost, the first opening 120, the second opening 130, the mounting through hole 210 and the anode assembly 300 are coaxially arranged.

Finally, it should be noted that, in order to reduce the manufacturing cost of the electron anode 10, the locking member 200 may be a plastic screw head. The insulating property of the plastic is good, the requirement of the insulating property is met, and in addition, the hardness of the plastic screw head is proper, so that the function of locking the anode assembly 3003 by matching with the connecting piece 100 is met.

The utility model discloses still provide a water storage device and water heater including this water storage device, water storage device includes inner bag and aforementioned electron positive pole 10, and above-mentioned embodiment is referred to this electron positive pole 10's concrete structure, because this water storage device has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and the repeated description is no longer given here.

The electronic anode 10 is mounted on the inner container and inserted into the inner container, specifically, one end of the electrode bar 320 in the anode assembly 300 extends into the inner container, and the connecting member 100 is fixedly connected with the water storage device housing. In the installation process of the electronic anode 10, the connecting member 100 is fixedly connected to the water storage device, the sealing member 400 is installed in the accommodating cavity 110, the anode assembly 300 is installed in the accommodating cavity 110, specifically, one end of the electrode rod 320 is located in the first opening 120, the electrode rod 320 extends out of the second opening 130 after passing through the accommodating cavity 110, the base 310 is located in the accommodating cavity 110, and finally, the installation through hole 210 of the locking member 200 is aligned to the base 310, and the base 310 is screwed into the accommodating cavity 110 from the second opening 130 until the limiting retainer ring 230 is connected to the connecting member 100. Therefore, the technical scheme of the utility model, do the integration setting with insulating part and retaining member 200, reduced electron anode 10's spare part, and then optimized electron anode 10's structure.

The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims

1. An electron anode for installation in a water storage device, comprising:

2. The electronic anode of claim 1, wherein the sealing member comprises a first sealing portion and a second sealing portion, the first sealing portion being sealingly disposed between the connecting member and the anode assembly, the second sealing portion being sealingly disposed between the connecting member and the retaining member.

3. The electron anode of claim 2, wherein the sealing member comprises a third sealing portion, the third sealing portion connects the first sealing portion and the second sealing portion, and the first sealing portion, the second sealing portion, and the third sealing portion are bent in multiple stages.

4. The electronic anode of claim 3, wherein the sealing member and the connecting member have a first mating surface, the first mating surface being multi-fold,

and/or, the sealing member with the anode assembly has second binding face and third binding face, the sealing member with the retaining member has the fourth binding face, second binding face, third binding face, fourth binding face connect gradually and be the setting of many books.

5. The electron anode of claim 4, wherein the first seal portion, the second seal portion, and the third seal portion are each annular, and wherein the first seal portion, the second seal portion, and the third seal portion have progressively increasing axial outer diameters.

6. The electronic anode according to any of claims 1-5, wherein said anode assembly comprises a base and an electrode rod, said electrode rod is detachably connected to said base, said base is disposed in said receiving cavity, and one end of said electrode rod extends out of said second opening.

7. The electronic anode of claim 6, wherein said electrode rod is a titanium rod.

8. The electronic anode according to claim 7, wherein said locking member is provided with a mounting through-hole corresponding to said second opening, and said base is mounted in said mounting through-hole.

9. The electronic anode according to claim 8, wherein said locking member comprises a retaining ring and a locking portion, said locking portion is disposed on a side of said retaining ring adjacent to said sealing member, and said locking portion is disposed in said receiving cavity.

10. The electronic anode of claim 9, wherein the retaining collar and the locking portion are integrally formed; and/or the presence of a gas in the gas,

11. The electronic anode of claim 10, wherein one end of the base close to the sealing element is provided with a limiting boss, and the surface of the limiting boss departing from the sealing element is abutted with the locking part.

12. The electronic anode according to claim 11, wherein an accommodating groove is formed at an end of the locking portion close to the sealing member, the accommodating groove is located at an outer periphery of the mounting through hole, and the limiting boss is mounted in the accommodating groove.

13. A water storage apparatus, comprising:

an inner container;

an electronic anode according to any one of claims 1 to 12; the electronic anode is arranged in the inner container.

14. A water heater comprising a water storage device as claimed in claim 13.