CN218627317U

CN218627317U - Integrative mounting structure of titanium stick magnesium stick and electric water heater

Info

Publication number: CN218627317U
Application number: CN202222883915.4U
Authority: CN
Inventors: 卢曦
Original assignee: Wuhan Ouzhong Technology Development Co ltd
Current assignee: Wuhan Ouzhong Technology Development Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-03-14
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses an integrative mounting structure of titanium stick magnesium stick, it includes titanium stick, magnesium stick and by waterproof nut, waterproof nut's closing cap department interval is equipped with first fixed orifices and second fixed orifices, first fixed orifices supplies the tail end of titanium stick passes and fixed connection, the second fixed orifices supplies the tail end of magnesium stick passes and fixed connection, the tail end department of titanium stick and magnesium stick all is equipped with conductive joint. Has the advantages that: the magnesium rod and the titanium rod are integrally arranged on the same waterproof nut, and are independently arranged on the waterproof nut, the disassembly and the assembly of the magnesium rod and the titanium rod are basically not influenced by each other, when the magnesium rod is consumed or the titanium rod fails, the magnesium rod and the titanium rod can be independently and correspondingly replaced, and the operation is convenient; after the waterproof nut is shared, when the inner container of the electric water heater is installed, only one installation screw is required to be arranged on the inner container, only one waterproof seal is required to be manufactured after installation once, the operation is simple, the installation efficiency is high, and the water leakage probability is low after installation.

Description

Integrative mounting structure of titanium stick magnesium stick and electric water heater

Technical Field

The utility model belongs to the technical field of water heater water tank inner bag anticorrosion, concretely relates to integrative mounting structure of titanium stick magnesium stick and electric water heater.

Background

In order to prevent the water leakage of the inner container of the water heater due to corrosion perforation, the inner container of the water heater needs to be protected from corrosion, and the current commonly used protection measures include two measures: one is a sacrificial anode (magnesium rod) and the other is an electron anode (titanium rod). Theoretically, the inner container of the water heater can be effectively protected by only installing one of the two protection measures (the magnesium rod and the titanium rod). However, the actual protective effect is not good when only magnesium or only titanium rods are used: when only the magnesium rod is used, the durability is poor, the corrosion to the magnesium rod is fast, a new magnesium rod needs to be replaced in time after the corrosion to a certain degree, otherwise the protection effect is lost, the cost is high, and the maintenance is inconvenient; when only the titanium rod is used, the problems of losing the protection function and the like under the conditions of insufficient electric quantity of an external power supply or power failure, open circuit and the like can be faced. Therefore, when two protection measures are taken on the inner container of the water heater at the same time, the protection effect is optimal, however, two mounting holes need to be reserved on the inner container of the water heater for mounting the magnesium rod and the titanium rod, the water heater is mounted twice, the efficiency is low, and the water leakage risk is increased.

The applicant discloses a titanium rod and magnesium rod integrated corrosion-resistant assembly and an electric water heater in CN2016977206U, which only need to open a mounting hole on the water heater, and solve the problems to a certain extent, but still have the defects that: since the titanium bar and the magnesium bar are coaxially sleeved and installed, the assembly is relatively troublesome and the cost is high in the production process, and the external magnesium bar is not easy to replace after being consumed, so that improvement is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an integrative mounting structure of titanium stick magnesium stick and electric water heater aims at overcoming and has above-mentioned not enough among the prior art.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides an integrative mounting structure of titanium stick magnesium stick, its includes titanium stick, magnesium stick and by waterproof nut, waterproof nut's closing cap department interval is equipped with first fixed orifices and second fixed orifices, first fixed orifices confession the tail end of titanium stick is passed and fixed connection, the second fixed orifices supplies the tail end of magnesium stick is passed and fixed connection, the tail end department of titanium stick and magnesium stick all is equipped with conductive joint.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, first fixed orifices and second fixed orifices are in all be equipped with the circular recess that supplies the sealing washer to pack into on the closing cap inner wall, first fixed orifices and second fixed orifices are in all be equipped with on the closing cap outer wall and supply lock nut card to go into fixed polygon recess, lock nut with titanium stick and magnesium stick one-to-one and threaded connection, be fixed with on titanium stick and the magnesium stick and be used for compressing tightly the cyclic annular separation blade of sealing washer with the leak protection.

Further, the waterproof nut is by the cylindric connecting portion that is equipped with the internal thread and the portion of twisting that has the polygon prism form lateral wall of moving, twist move the portion with the interval is equipped with between the connecting portion the closing cap, connecting portion, twist move portion and closing cap integrated into one piece.

Furthermore, a groove is formed in the end face, far away from the sealing cover, of the screwing part, and the bottom surface of the groove is the outer wall of the sealing cover.

Furthermore, a boss is arranged on the outer wall of the sealing cover, and the two polygonal grooves are formed in the boss.

Furthermore, a separating strip protruding upwards is arranged on the upper surface of the boss between the two polygonal grooves.

Further, the boss is in an oval sheet shape, and the separation strip extends along the short axis direction of the boss.

Furthermore, the conductive joint comprises an L-shaped conductive sheet, one plane sheet of the conductive sheet is tightly pressed on the locking nut by a fixing nut which is connected with the tail end of the titanium rod or the magnesium rod in a threaded manner, and the other plane sheet is provided with a through hole for connecting a lead.

Further, the waterproof nut is made of an insulating material.

The utility model also provides an electric water heater, it is equipped with the integrative mounting structure of foretell titanium stick magnesium stick on the inner bag, the conductive contact of titanium stick tail end department passes through the wire and is connected with anode protection electric level controller electricity, the conductive contact of magnesium stick tail end department pass through the wire with the courage wall electricity of inner bag is connected.

Compared with the prior art, the utility model discloses a technological effect and advantage do:

the magnesium rod and the titanium rod are integrally arranged on the same waterproof nut, and are independently arranged on the waterproof nut, the disassembly and the assembly of the magnesium rod and the titanium rod are basically not influenced by each other, when the magnesium rod is consumed or the titanium rod fails, the magnesium rod and the titanium rod can be independently and correspondingly replaced, and the operation is convenient; after one waterproof nut is shared, when the electric water heater inner container is installed, only one installation screw opening needs to be formed in the inner container, only one waterproof seal needs to be formed after installation once, the operation is simple, the installation efficiency is high, and the water leakage probability is low after installation.

Drawings

Fig. 1 is a schematic view of a titanium-magnesium rod integrated mounting structure provided by the present invention cut along a radial direction;

FIG. 2 is a top view of the water nut of FIG. 1;

FIG. 3 is a bottom view of the water nut of FIG. 1;

FIG. 4 is a schematic view of the waterproof nut of FIG. 1, cut away in the radial direction;

FIG. 5 is an isometric view of the water nut of FIG. 1 from one perspective;

fig. 6 is an isometric view of the water nut of fig. 1 from another perspective.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a titanium rod; 2. a magnesium rod; 3. a waterproof nut; 4. sealing the cover; 5. a first fixing hole; 6. a second fixing hole; 7. a circular groove; 8. locking the nut; 9. a polygonal groove; 10. a seal ring; 11. an annular baffle plate; 12. a connecting portion; 13. a screwing part; 14. a boss; 15. a dividing strip; 16. a conductive sheet; 17. fixing a nut; 18. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.

In the description of the present invention, if terms indicating directions such as "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", etc. are used, the directions or positional relationships indicated are directions or positional relationships based on the drawings, and are only for convenience of description of the present invention and simplification of description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

As shown in fig. 1 to 6, the utility model provides an integrative mounting structure of titanium stick magnesium stick, it includes titanium stick 1, magnesium stick 2 and by

waterproof nut

3, 4 intervals of closing cap of waterproof nut 3 are equipped with first fixed orifices 5 and second fixed orifices 6, first fixed orifices 5 supplies the tail end of titanium stick 1 passes and fixed connection, second fixed orifices 6 supplies the tail end of magnesium stick 2 passes and fixed connection, the tail end department of titanium stick 1 and magnesium stick 2 all is equipped with conductive joint.

It should be noted that, the utility model provides an integrative mounting structure is when installing on the electric water heater inner bag, titanium stick, magnesium stick all can not switch on through water nut and inner bag, generally adopt insulating rigid plastic to make water nut promptly, certainly also can make titanium stick, magnesium stick and water nut between insulating through its conventional method, the titanium stick is as electron positive pole, its conductive joint that needs to pass through the tail end is connected with positive pole potential controller electricity, the magnesium stick needs to be connected with electric water heater inner bag electricity as the sacrificial anode, in the utility model discloses in specifically adopt the measure to connect the wire that switches on with the inner bag for the conductive joint through the magnesium stick tail end. The tail ends of the titanium rod and the magnesium rod are provided with external threads so as to be fixed with the waterproof nut through bolts.

In an embodiment of the present invention, as shown in fig. 1 and 4, the first fixing hole 5 and the second fixing hole 6 are located on the inner wall of the sealing cover 4, the circular groove 7 for the sealing ring 10 to be installed is disposed, the first fixing hole 5 and the second fixing hole 6 are located on the outer wall of the sealing cover 4, the locking nut 8 is disposed on the outer wall of the sealing cover 4, the locking nut 8 is clamped into the polygonal groove 9, the titanium rod 1 and the magnesium rod 2 are in one-to-one correspondence and are in threaded connection, and the titanium rod 1 and the magnesium rod 2 are fixed with the annular blocking piece 11 for compressing the sealing ring 10 to prevent water leakage.

It can be understood that the sealing ring is a fireproof O-shaped rubber sealing ring, and the sealing ring is compressed by the annular retaining sheet to ensure that water in the inner container does not leak outwards through the first fixing hole and the second fixing hole.

In an embodiment of the present invention, the waterproof nut 3 is composed of a cylindrical connecting portion 12 provided with an internal thread and a screwing portion 13 having a polygonal-prism-shaped outer side wall, the sealing cover 4 is provided between the screwing portion 13 and the connecting portion 12 at an interval, and the connecting portion 12, the screwing portion 13 and the sealing cover 4 are integrally formed. The twisting part of the polygonal outer side wall can be matched with a wrench, so that the waterproof nut is convenient to mount and dismount at the position of a screw joint arranged on the liner.

In an embodiment of the present invention, a groove is provided on an end surface of the screwing portion 13 away from the sealing cover 4, and a bottom surface of the groove is an outer wall of the sealing cover 4.

It should be noted that the groove is formed in the twisting part, so that materials are saved under the condition that the basic function of the twisting part is guaranteed, the tail ends of the titanium rod and the magnesium rod are located in the groove and are not easy to touch, and the titanium rod and the magnesium rod are attractive and have a certain protection effect.

In an embodiment of the present invention, a boss 14 is disposed on an outer wall of the sealing cover 4, and the two polygonal grooves 9 are disposed on the boss 14.

The boss increases the thickness of the sealing cover connected with the locking bolt, so that the strength of the sealing cover is enhanced, and the sealing cover is prevented from being damaged when a titanium rod or a magnesium rod is installed.

In one embodiment of the present invention, an upward convex separation strip 15 is disposed on the upper surface of the boss 14 between the two polygonal grooves 9. The separation strip protrudes out of the plane of the boss to play a role in separating the two polygonal grooves to a certain degree, so that after the conductive connectors are connected, the two conductive connectors are not easy to be electrically communicated accidentally due to the fact that water or other impurities enter the boss plane, and the height of the separation strip can be flexibly selected according to needs.

In one embodiment of the present invention, the boss 14 is in the shape of an oval plate, and the separation strip 15 extends along the minor axis of the boss 14.

In an embodiment of the present invention, as shown in fig. 1, the conductive joint comprises an L-shaped conductive sheet 16, one of the planar sheets of the conductive sheet 16 is pressed against the lock nut 8 by a fixing nut 17 screwed on the tail end of the titanium rod 1 or the magnesium rod 2, and the other planar sheet is provided with a through hole 18 for connecting a wire.

It will be appreciated that the conductive contacts are not limited to the L-shaped conductive strips described above, but may be other commonly used contacts for connecting wires.

In one embodiment of the present invention, the waterproof nut 3 is made of an insulating material. The insulating material is preferably PPS plastic added with 30% of glass fiber, so that good insulating property can be guaranteed, and the PPS plastic has enough strength and good weather resistance.

The utility model also provides an electric water heater, it is equipped with the integrative mounting structure of foretell titanium stick magnesium stick on the inner bag, the conductive contact of 1 tail end department of titanium stick passes through the wire and is connected with anode protection electric level controller electricity, the conductive contact of 2 tail end departments of magnesium stick pass through the wire with the courage wall electricity of inner bag is connected.

The basic principle of the utility model is that the titanium bar and the magnesium bar which are usually separately installed are concentrated on the same waterproof nut, and the titanium bar and the magnesium bar are provided with the first fixing hole and the second fixing hole which correspond to the titanium bar and the magnesium bar, which are not mutually influenced during installation or disassembly, thereby facilitating installation and replacement and maintenance of the titanium bar and the magnesium bar; the titanium rod is electrically connected with the electronic anode electric potential controller through a lead connected with the tail end conductive connector (equivalently, the titanium rod is electrically connected with the anode of the external power supply, the cathode of the external power supply is connected with the inner container), and the magnesium rod is electrically connected with the inner container through a lead connected with the tail end conductive connector. The titanium bar magnesium stick is integrated on a waterproof nut back, only needs to establish an installation screw on the inner bag, and the installation of titanium bar and magnesium stick to the inner bag is accomplished to the one-time installation, and is convenient high-efficient.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides an integrative mounting structure of titanium stick magnesium stick, its characterized in that, includes titanium stick (1), magnesium stick (2) and by waterproof nut (3), closing cap (4) department interval of waterproof nut (3) is equipped with first fixed orifices (5) and second fixed orifices (6), first fixed orifices (5) confession the tail end of titanium stick (1) passes and fixed connection, second fixed orifices (6) confession the tail end of magnesium stick (2) passes and fixed connection, the tail end department of titanium stick (1) and magnesium stick (2) all is equipped with conductive joint.

2. The titanium rod and magnesium rod integrated mounting structure according to claim 1, wherein the first fixing hole (5) and the second fixing hole (6) are formed in the inner wall of the sealing cover (4) and provided with circular grooves (7) for sealing rings (10) to be installed, the first fixing hole (5) and the second fixing hole (6) are formed in the outer wall of the sealing cover (4) and provided with polygonal grooves (9) for locking nuts (8) to be clamped and fixed, the locking nuts (8) are in one-to-one correspondence and threaded connection with the titanium rods (1) and the magnesium rods (2), and annular blocking pieces (11) used for pressing the sealing rings (10) to prevent water leakage are fixed on the titanium rods (1) and the magnesium rods (2).

3. The titanium-magnesium rod integrated mounting structure according to claim 2, wherein the waterproof nut (3) comprises a cylindrical connecting portion (12) provided with an internal thread and a screwing portion (13) having a polygonal prism-shaped outer side wall, the sealing cover (4) is arranged between the screwing portion (13) and the connecting portion (12) at an interval, and the connecting portion (12), the screwing portion (13) and the sealing cover (4) are integrally formed.

4. The titanium-magnesium rod integrated mounting structure according to claim 3, wherein a groove is formed in an end face of the screwing portion (13) far away from the sealing cover (4), and a groove bottom surface of the groove is an outer wall of the sealing cover (4).

5. The titanium-magnesium rod integrated mounting structure according to claim 4, wherein a boss (14) is arranged on the outer wall of the cover (4), and the two polygonal grooves (9) are arranged on the boss (14).

6. The titanium-magnesium rod integrated mounting structure according to claim 5, wherein a separation strip (15) protruding upwards is arranged on the upper surface of the boss (14) between the two polygonal grooves (9).

7. The integrated titanium-magnesium rod mounting structure according to claim 6, wherein the boss (14) is in an elliptical sheet shape, and the separation strip (15) extends in the direction of the minor axis of the boss (14).

8. The titanium bar and magnesium bar integrated mounting structure according to claim 2, wherein the conductive connector comprises an L-shaped conductive tab (16), one of the planar tabs (16) is pressed against the lock nut (8) by a fixing nut (17) screwed to the tail end of the titanium bar (1) or magnesium bar (2), and the other planar tab is provided with a through hole (18) for connecting a wire.

9. The titanium bar-magnesium bar integral mounting structure according to any one of claims 1 to 8, wherein the waterproof nut (3) is made of an insulating material.

10. An electric water heater is characterized in that the titanium rod and magnesium rod integrated mounting structure as claimed in any one of claims 1 to 9 is arranged on an inner container, a conductive connector at the tail end of the titanium rod (1) is electrically connected with an anode protection potential controller through a lead, and a conductive connector at the tail end of the magnesium rod (2) is electrically connected with the container wall of the inner container through a lead.