CN209763488U - Anti-scaling device and water tank of water heater - Google Patents

Anti-scaling device and water tank of water heater Download PDF

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Publication number
CN209763488U
CN209763488U CN201920007863.XU CN201920007863U CN209763488U CN 209763488 U CN209763488 U CN 209763488U CN 201920007863 U CN201920007863 U CN 201920007863U CN 209763488 U CN209763488 U CN 209763488U
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China
Prior art keywords
base
bolt hole
water tank
flange plate
heating pipe
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Application number
CN201920007863.XU
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Chinese (zh)
Inventor
曹永根
李魁星
郑晓峰
杨磊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Economic And Technology Development District Haier Water Heater Co ltd
Qingdao Haier New Energy Electric Appliance Co Ltd
Original Assignee
Qingdao Economic And Technology Development District Haier Water Heater Co ltd
Qingdao Haier New Energy Electric Appliance Co Ltd
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Application filed by Qingdao Economic And Technology Development District Haier Water Heater Co ltd, Qingdao Haier New Energy Electric Appliance Co Ltd filed Critical Qingdao Economic And Technology Development District Haier Water Heater Co ltd
Priority to CN201920007863.XU priority Critical patent/CN209763488U/en
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Publication of CN209763488U publication Critical patent/CN209763488U/en
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Abstract

The utility model discloses a prevent scale deposit device and water heater water tank, including base, ring flange and mechanical vibration device, the base is at least partly passed the opening on the water tank inner bag and is stretched into to the water tank inner bag in, the bottom of base is fixed with electric heating pipe, have on the base from its upper end face undercut's cavity, mechanical vibration device sets up in the cavity, the base with ring flange fixed connection, the ring flange with inner bag fixed connection. The utility model discloses a prevent scale removal device fixes on same base through the mechanical vibration device and the electric heating pipe that will be used for the scale removal, has avoided for the other independent trompil of scale removal device, and then can simplify the technology and reduce the influence withstand voltage and sealing performance to the inner bag, secondly, mechanical vibration device through produce mechanical vibration and through the base conduct to the heating pipe on, the scale removal is effectual.

Description

Anti-scaling device and water tank of water heater
Technical Field
The utility model belongs to the technical field of the anti-scaling technique and specifically relates to an anti-scaling device and water heater water tank are related to.
Background
Existing water heaters with water tanks, such as electric water heaters and some heat pump water heaters, are equipped with an electric heating pipe in the water tank. In the heating process, the electric heating pipe easily generates scale on the surface of the electric heating pipe, the scale is accumulated too much, the heating efficiency of the heat pump water heater is seriously influenced, and the service life of a water tank of the water heater can be shortened. The existing descaling scheme or the existing descaling scheme has the defects of damaging the integrity of the liner, low feasibility and poor descaling effect due to complex structure.
At present, in some descaling schemes, an ultrasonic transducer is arranged on the inner wall of an inner container of a water tank, the ultrasonic transducer cavitates water in the inner container, and the surface of an electric heating pipe is cleaned by the cavitated water. The existing ultrasonic descaling scheme has the following defects: 1. install ultrasonic transducer in water tank inner bag inner wall, assembly and maintenance are inconvenient, and the trompil also can destroy the complete of inner bag on the water tank inner bag, increases the inner bag processing degree of difficulty, influences that the inner bag is withstand voltage and sealed. 2. The length and shape difference of electric heating pipes of different models is large, the action surface of the ultrasonic transducer is small, a plurality of or high-power ultrasonic transducers are needed for covering the whole electric heating pipe, and the cost is high. 3. The ultrasonic transducer indirectly acts on the surface of the electric heating pipe through cavitated water, and the descaling efficiency is low.
Disclosure of Invention
The utility model discloses a solve current scale removal device and need trompil on the inner bag, the technology degree of difficulty is big, influences that the inner bag is withstand voltage and sealing performance to and the poor technical problem of scale removal effect, provide a scale removal device, can solve above-mentioned problem.
In order to solve the technical problem, the utility model discloses a following technical scheme realizes:
the utility model provides an anti-scaling device, includes base, ring flange and mechanical vibration device, the base is at least partly passed the opening on the water tank inner bag and is stretched into to the water tank inner bag in, the bottom of base is fixed with electric heating pipe, have on the base from its upper end face undercut's cavity, mechanical vibration device sets up in the cavity, the base with ring flange fixed connection, the ring flange with inner bag fixed connection.
Furthermore, the electric heating pipe is fixed on the outer side of the bottom of the concave cavity, the flange plate is provided with a wire passing hole, and a lead of the electric heating pipe sequentially passes through the concave cavity and the wire passing hole to be connected with an external power supply module.
Further, a ceramic insulating layer is arranged between the electric heating pipe and the base.
Furthermore, the diameter of the flange plate is larger than the outer diameter of the upper end face of the base, at least one first bolt hole is formed in the circumferential direction of the outer edge of the flange plate, a second bolt hole is formed in the position, located in the orthographic projection of the first bolt hole, on the water tank liner, and the flange plate and the water tank liner are fixed through the first bolt hole and the second bolt hole in sequence by bolts.
Furthermore, a first clamp spring groove is formed in the end portion of the first bolt hole, a first clamp spring is arranged in the first clamp spring groove, and the bolt used for fixing the flange plate and the water tank inner container is abutted to the first clamp spring.
Furthermore, an outward-turned ring edge is arranged on the periphery of the opening of the cavity, a third bolt hole is formed in the ring edge, a fourth bolt hole coaxial with the third bolt hole is formed in the flange plate, and bolts sequentially penetrate through the third bolt hole and the fourth bolt hole to fix the flange plate and the base.
Furthermore, a second clamp spring groove is formed in the third bolt hole, and a second clamp spring is arranged in the second clamp spring groove and used for abutting the bolt for fixing the flange plate and the base against the second clamp spring.
Furthermore, at least one layer of sealing gasket is arranged between the flange plate and the base.
Further, the mechanical vibration device is an ultrasonic transducer.
The utility model discloses simultaneously provide a water heater water tank, including shell and inner bag, still include the preceding any one of the anti-scaling device who records in of claim, the heating tube hole has been seted up on the inner bag, the base is fixed heating tube hole department is used for with the heating tube hole is sealed.
Further, the water tank of the water heater is a water tank of a heat pump water heater or a water tank of an electric water heater.
Compared with the prior art, the utility model discloses an advantage is with positive effect: the utility model discloses a prevent scale deposit device, at first, fix on same base through the mechanical vibration device and the electric heating pipe that will be used for the scale removal, avoided for the other independent trompil of scale deposit device, and then can simplify technology and reduce the influence withstand voltage and sealing performance to the inner bag, secondly, mechanical vibration device is through producing mechanical vibration and through the base conduct to the heating pipe on, the heating pipe is when high-frequency oscillation, its surface-adhered incrustation scale just can drop, realizes the scale removal, the scale removal is effectual.
Other features and advantages of the present invention will become more apparent from the following detailed description of embodiments of the invention, which is to be read in connection with the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of an anti-scaling device provided by the present invention;
FIG. 2 is a schematic partial cross-sectional view of an embodiment of an anti-scaling apparatus according to the present invention;
Fig. 3 is a schematic structural diagram of an embodiment of a water tank of a water heater according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In a first embodiment, the present embodiment provides an anti-scaling device, as shown in fig. 1 and fig. 2, the anti-scaling device includes a base 11, a flange 12, and a mechanical vibration device 13, the base 11 is fixed to the flange 12, and at least a portion of an opening on the water tank liner 20 extends into the water tank liner 20, an electric heating tube 14 is fixed to the bottom of the base 11, the electric heating tube 14 extends into the water tank liner 20, the base 11 has a cavity 15 recessed downward from an upper end surface of the base 11, the mechanical vibration device 13 is disposed in the cavity 15, the flange 12 is fixedly connected to the water tank liner, the flange 12 is used for blocking an opening of the cavity 15, and the base 11 and the flange 12 together block an opening on the water tank liner 20. The cavity 15 is not communicated with the inner container, water in the inner container 20 cannot enter the cavity 15, the mechanical vibration device 13 is controlled by the control panel, the control panel sends out a high-frequency electric signal, the high-frequency electric signal is converted into high-frequency mechanical vibration through the mechanical vibration device 13, the high-frequency mechanical vibration is transmitted to the heating pipe 14 through the base 11, and when the electric heating pipe 14 vibrates at high frequency, scale attached to the surface of the electric heating pipe can fall off, so that descaling is achieved. Meanwhile, the mechanical wave generated by the high-frequency vibration of the mechanical vibration device 13 is transmitted into the water through the base, so that the water in the inner container is cavitated, and the cavitated water cleans the surfaces of the heating pipe and the inner container. The electric heating pipe has better descaling effect under the combined action of self vibration and cavitation water cleaning. The control panel changes the mechanical oscillation that mechanical vibration device 13 produced different frequencies through the frequency that changes the high-frequency electric signal, can get rid of the incrustation scale of heating pipe, inner bag surface different composition, further promotes scale removal ability. The scheme combines the ultrasonic transducer with the electric heating pipe, the opening of the inner container is less, the structure is simple, and the production and maintenance difficulty of the water tank of the heat pump water heater is not increased.
Mechanical vibration device 13 in this embodiment can adopt ultrasonic transducer to realize, and ultrasonic transducer is controlled by the control panel, and the control panel sends the high frequency signal of telecommunication, and the high frequency signal of telecommunication is high frequency mechanical vibration through ultrasonic transducer conversion, and high frequency mechanical vibration conducts on the heating pipe through the base, and the heating pipe is when high frequency vibration, and its surface adhesion's incrustation scale just can drop, realizes the scale removal. Meanwhile, ultrasonic waves generated by the high-frequency vibration of the ultrasonic transducer are transmitted into water through the base, water in the inner container is cavitated, and the surfaces of the heating pipe and the inner container are cleaned by the cavitated water. The bottom of the ultrasonic transducer is tightly attached and fixed with the bottom of the concave cavity. One end of the ultrasonic transducer lead is connected with the top of the ultrasonic transducer, and the other end of the ultrasonic transducer lead passes through the wire passing hole 121 of the flange plate and is connected with an external control panel. Of course, the present embodiment is not limited to be implemented by using an ultrasonic transducer, and may also be implemented by using other vibration devices capable of vibrating to remove scale, which all belong to the protection scope of this patent.
The electric heating tube 14 is fixed on the outer side of the bottom of the cavity 15, the flange 12 is provided with a wire passing hole 121, and a lead of the electric heating tube 14 sequentially passes through the cavity 15 and the wire passing hole 121 to be connected with an external power supply module (not shown in the figure). The length direction of the electric heating pipe 14 is parallel to or coincident with the axial direction of the base 11, and when the base 11 is fixed on the inner container, the electric heating pipe 14 is correspondingly inserted into the inner container 20, so that water in the inner container can be heated.
A ceramic insulation layer 16 is arranged between the electric heating tube 14 and the base 11. The insulating layer 16 made of ceramic material has a heat insulating function, so that the high temperature of the electric heating tube 14 is prevented from being transmitted to the outside through the base, energy loss is reduced, an external electric control device is protected from being damaged by the high temperature, and the service life is prolonged.
The diameter of the flange 12 is greater than the outer diameter of the upper end face of the base 11, at least one first bolt hole 122 is formed in the outer edge of the flange in the circumferential direction, a second bolt hole (not shown in the angle reason) is formed in the position, located on the orthographic projection of the first bolt hole 122, on the water tank liner, and bolts sequentially penetrate through the first bolt hole 122 and the second bolt hole to fix the flange 12 and the water tank liner 20. The bolts can be realized by adopting hexagon socket head cap screws.
Coaxial bolt holes are respectively formed in the flange 12 and the base 11, as shown in fig. 1, a first bolt hole 122 is formed in the flange 12, a second bolt hole 111 is formed in the base 11, the first bolt hole 122 and the second bolt hole 111 are coaxially arranged, and the bolt 17 sequentially passes through the first bolt hole 122 and the second bolt hole 111 to fix the flange 12 and the base 11.
In order to fix the flange 12 and the base 11 conveniently, an outward-turned ring edge 19 is arranged on a periphery of the opening of the cavity 15, a third bolt hole 111 is formed in the ring edge 19, a fourth bolt hole 123 coaxial with the third bolt hole 111 is formed in the flange 12, and bolts sequentially pass through the third bolt hole 111 and the fourth bolt hole 123 to fix the flange 12 and the base 11.
Because mechanical vibration device 13 produces mechanical vibration at the during operation, can transmit the vibration for ring flange 12 and base 11 simultaneously, in order to prevent that long-term vibration from leading to connecting the bolt looseness of ring flange 12 and water tank inner bag 20 or even coming off, influence the sealing performance of inner bag, still be provided with first jump ring groove in the first bolt hole 122, be provided with first jump ring in the first jump ring groove for the bolt and the first jump ring looks butt of fixed flange dish and water tank inner bag. And similarly, a second clamp spring groove is formed in the third bolt hole, and a second clamp spring is arranged in the second clamp spring groove and used for abutting the bolt for fixing the flange plate and the base against the second clamp spring.
As shown in fig. 2, taking the second snap spring groove 112 as an example for explanation, the second snap spring groove 112 is arranged in the third bolt hole 111, the second snap spring 18 is arranged in the second snap spring groove 112, the second snap spring groove 112 is located at one end of the head of the bolt 17, after the bolt 17 is fastened in place, the second snap spring 18 is installed in the second snap spring groove 112, the bolt 17 abuts against the second snap spring 18, and the second snap spring 18 locks the bolt 17 in the bolt hole, so as to prevent the bolt 17 from moving along the axial direction, and further prevent the bolt 17 from loosening and falling off.
The base 11 has an outward-turned rim 113 around the outer end surface, and the second bolt hole 111 is opened in the rim 113.
In order to improve the connection sealing performance of the flange 12 and the base 11, at least one layer of sealing gasket 19 is arranged between the flange 12 and the base 11.
In a second embodiment, the present embodiment provides a water tank of a water heater, as shown in fig. 3, which includes a housing 21, an inner container 20, and an anti-scaling device, as shown in fig. 1 and fig. 2, the anti-scaling device includes a base 11, a flange 12, and a mechanical vibration device 13, the base 11 is fixed on the inner container 20 and at least partially extends into the inner container 20, an electric heating pipe 14 is fixed on the base 11, the electric heating pipe 14 extends into the inner container 20, a concave cavity 15 that is recessed downward is formed on an outer end surface of the base 11, the mechanical vibration device 13 is disposed in the concave cavity 15, the flange 12 is fixedly connected with the outer end surface of the base 11 and is used for plugging an opening of the concave cavity 15, a heating pipe hole is formed in the inner container 20, and the base 11 is fixed at the heating pipe hole and is used for sealing. The mechanical vibration device 13 is controlled by the control board 26, the control board 26 sends out a high-frequency electrical signal, the high-frequency electrical signal is converted into high-frequency mechanical vibration through the mechanical vibration device 13, and the anti-scaling device can be specifically described in the first embodiment, which is not described herein.
An insulating layer 22 is filled between the outer shell 21 and the inner container 20 to play a role in heat insulation.
In addition, the inner container 20 is also provided with a water inlet 23 and a water outlet 24, and a magnesium rod hole 25 for mounting a magnesium rod can be arranged for reducing scaling.
the water tank of the water heater in the embodiment can be a water tank of a heat pump water heater or a water tank of an electric water heater.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.

Claims (10)

1. An anti-scaling device is characterized in that: the water tank inner container comprises a base, a flange plate and a mechanical vibration device, wherein at least part of the base penetrates through an opening in the water tank inner container and extends into the water tank inner container, an electric heating pipe is fixed at the bottom of the base, a concave cavity which is downwards sunken from the upper end surface of the base is formed in the base, the mechanical vibration device is arranged in the concave cavity, the base is fixedly connected with the flange plate, and the flange plate is fixedly connected with the inner container.
2. The anti-scaling apparatus of claim 1, wherein: the electric heating pipe is fixed on the outer side of the bottom of the concave cavity, the flange plate is provided with a wire passing hole, and a lead of the electric heating pipe sequentially penetrates through the concave cavity and the wire passing hole to be connected with an external power supply module.
3. The anti-scaling apparatus of claim 1, wherein: and a ceramic insulating layer is arranged between the electric heating pipe and the base.
4. the anti-scaling device according to any of claims 1-3, wherein: the diameter of the flange plate is larger than the outer diameter of the upper end face of the base, at least one first bolt hole is formed in the circumferential direction of the outer edge of the flange plate, a second bolt hole is formed in the position, located in the orthographic projection of the first bolt hole, of the water tank liner, and bolts sequentially penetrate through the first bolt hole and the second bolt hole to fix the flange plate and the water tank liner.
5. The anti-scaling apparatus of claim 4, wherein: the end part of the first bolt hole is also provided with a first clamp spring groove, and a first clamp spring is arranged in the first clamp spring groove and used for abutting the bolt for fixing the flange plate and the water tank inner container against the first clamp spring.
6. The anti-scaling device according to any of claims 1-3, wherein: an outward-turned ring edge is arranged on the periphery of the opening of the concave cavity, a third bolt hole is formed in the ring edge, a fourth bolt hole coaxial with the third bolt hole is formed in the flange plate, and bolts sequentially penetrate through the third bolt hole and the fourth bolt hole to fix the flange plate and the base.
7. The anti-scaling apparatus of claim 6, wherein: and a second clamp spring groove is formed in the third bolt hole, and a second clamp spring is arranged in the second clamp spring groove and used for abutting the bolt for fixing the flange plate and the base against the second clamp spring.
8. The anti-scaling device according to any of claims 1-3, wherein: at least one layer of sealing gasket is arranged between the flange plate and the base.
9. The anti-scaling device according to any of claims 1-3, wherein: the mechanical vibration device is an ultrasonic transducer.
10. The utility model provides a water tank of water heater, includes shell and inner bag, its characterized in that: the anti-scaling device as claimed in any one of claims 1 to 8, wherein the inner container is provided with a heating pipe hole, and the base is fixed at the heating pipe hole for sealing the heating pipe hole.
CN201920007863.XU 2019-01-03 2019-01-03 Anti-scaling device and water tank of water heater Active CN209763488U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920007863.XU CN209763488U (en) 2019-01-03 2019-01-03 Anti-scaling device and water tank of water heater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920007863.XU CN209763488U (en) 2019-01-03 2019-01-03 Anti-scaling device and water tank of water heater

Publications (1)

Publication Number Publication Date
CN209763488U true CN209763488U (en) 2019-12-10

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Application Number Title Priority Date Filing Date
CN201920007863.XU Active CN209763488U (en) 2019-01-03 2019-01-03 Anti-scaling device and water tank of water heater

Country Status (1)

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CN (1) CN209763488U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112577196A (en) * 2021-01-12 2021-03-30 广州百满针家居有限公司 Water heater capable of automatically descaling and discharging sewage and having magnesium rod monitoring function

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112577196A (en) * 2021-01-12 2021-03-30 广州百满针家居有限公司 Water heater capable of automatically descaling and discharging sewage and having magnesium rod monitoring function

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