CN112781228A - Plasticized inner container and electric water heater - Google Patents
Plasticized inner container and electric water heater Download PDFInfo
- Publication number
- CN112781228A CN112781228A CN202011562816.5A CN202011562816A CN112781228A CN 112781228 A CN112781228 A CN 112781228A CN 202011562816 A CN202011562816 A CN 202011562816A CN 112781228 A CN112781228 A CN 112781228A
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- China
- Prior art keywords
- flange
- liner
- plasticized
- liner body
- mounting opening
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/18—Water-storage heaters
- F24H1/20—Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes
- F24H1/201—Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes using electric energy supply
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1818—Arrangement or mounting of electric heating means
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cookers (AREA)
Abstract
The invention discloses a plasticized liner and an electric water heater, wherein the plasticized liner comprises: the liner body is made of plastic materials, and is provided with an installation opening; an electric heating member for generating heat by energization; a flange connector formed with an insertion portion and a mounting portion; wherein the insertion portion is inserted into the mounting opening, and the electric heating member is provided on the mounting portion. The use amount of sheet metal parts is reduced to reduce the whole weight and reduce the manufacturing cost of the water heater.
Description
Technical Field
The invention belongs to the technical field of household appliances, and particularly relates to a plasticized liner and an electric water heater.
Background
At present, water heaters are household appliances commonly used in daily life of people, and the water heaters are divided into electric water heaters and gas water heaters according to different heating sources. The electric water heater is widely used due to the convenient installation. An electric water heater generally includes an inner container and an electric heater disposed in the inner container to heat water in the inner container by the electric heater.
In the prior art, in order to reduce manufacturing cost, the liner made of plastic materials is gradually popularized and used, but the general plastic liner only adopts a cylindrical liner body and the sheet metal end sockets are respectively arranged at two ends of the liner body according to the installation requirement of the electric heater, and then the installation requirement of the electric heater is met through the sheet metal end sockets.
However, since the two end portions of the inner container are supported by the sheet metal members, the overall weight of the inner container is increased, and the manufacturing cost is also high. In view of this, how to design a water heater with reduced overall weight and reduced manufacturing cost is the technical problem to be solved by the present invention.
Disclosure of Invention
The invention provides a plasticized liner and an electric water heater, which can reduce the usage amount of sheet metal parts to reduce the whole weight and reduce the manufacturing cost of the water heater.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
in one aspect, the present invention provides a plasticized liner comprising:
the liner body is made of plastic materials, and is provided with an installation opening;
an electric heating member for generating heat by energization;
a flange connector formed with an insertion portion and a mounting portion;
wherein the insertion portion is inserted into the mounting opening, and the electric heating member is provided on the mounting portion.
Further, the flange connecting piece comprises a first flange and a second flange, the first flange is embedded into the mounting opening and forms the embedded portion, the second flange is in threaded connection with the first flange, and the second flange forms the mounting portion.
Furthermore, a threaded hole is formed in the first flange, an external threaded part is arranged outside the second flange, and the external threaded part of the second flange is in threaded connection with the threaded hole of the first flange.
Furthermore, one end of the first flange is provided with a first flanging, and the first flanging is positioned in the liner body and attached to the inner wall of the liner body.
Furthermore, the other end of the first flange is provided with a second flanging, and the second flanging is embedded into the container body from the inner wall of the mounting opening.
Furthermore, the outer periphery of the second flange plate is also provided with a supporting plate, a plurality of limiting stop gears are arranged on the supporting plate, the liner body is positioned on the outer side of the mounting opening and is provided with a positioning rib, and the positioning rib is used for being matched with the limiting stop gears to limit the position of the second flange plate.
Furthermore, the outer edge of the supporting plate is provided with a folding structure, the limiting stop is arranged on the folding structure, and the free end part of the limiting stop extends out of the outer side of the folding structure towards the direction of the positioning rib.
Furthermore, a sealing ring is arranged between the second flange plate and the container body, and the sealing ring surrounds the periphery of the mounting opening.
Further, the container body is formed on the flange connecting piece in a blow molding mode.
The invention also provides an electric water heater, which comprises a shell and an inner container, wherein the shell is provided with a water inlet pipe and a water outlet pipe, the inner container adopts the plasticized inner container, the inner container is arranged in the shell, and the water inlet pipe and the water outlet pipe are respectively communicated with the inner container.
Compared with the prior art, the invention has the advantages and positive effects that: through embedded flange joint spare in the installing port at the courage body, make embedding part among the flange joint spare imbed in the courage body, and simultaneously, the installation department that utilizes among the flange joint spare satisfies electric heating part's installation requirement, the courage body wholly adopts the plastics material to make, advance to install electric heating part through the flange joint spare of configuration metal material in the installing port, and then need not to adopt the head that the sheet metal component made, so that the courage body wholly is the plastics material, the use amount that realizes reducing the sheet metal component is in order to reduce whole weight, and reduce the manufacturing cost of water heater.
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 introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of an embodiment of the plasticized liner of the present invention;
FIG. 2 is a partial exploded view of one embodiment of the plasticized liner of the present invention;
FIG. 3 is a partial cross-sectional view of one embodiment of the plasticized liner of the present invention;
FIG. 4 is a schematic structural view of a first flange in an embodiment of the plasticized liner of the present invention;
fig. 5 is a schematic structural view of a second flange in an embodiment of the electric water heater of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In a first embodiment, as shown in fig. 1 to 5, the present embodiment provides a plasticized liner, including:
the liner body 1 is made of plastic materials, and the liner body 1 is provided with an installation opening 11;
the electric heating part 2 is used for generating heat by electrifying the electric heating part 2;
a flange connector 3, the flange connector 3 being formed with an embedded portion and a mounting portion;
wherein the insertion portion is inserted into the mounting opening 11, on which the electric heating element 2 is arranged.
Specifically, the liner body 1 adopted in the plasticized liner of this embodiment is made of a plastic material, and regarding the specific processing manner of the liner body 1, reference may be made to the conventional processing manner of the plasticized liner, which is not limited and described herein.
And during the processing of the liner body 1, the embedded part of the flange connecting piece 3 is integrally formed in the mounting opening 11 on the liner body 1, so that the flange connecting piece 3 is connected on the liner body 1. In this way, the electric heating part 2 can be installed and fixed through the installation part on the flange connection piece 3, so as to install and fix the electric heating part 2 on the liner body 1.
Compare the mode that adopts the panel beating head among the prior art to realize electric heater's installation, the plastify inner bag in this embodiment only need imbed flange joint spare 3 in the installing port 11 of the courage body 1 alright with the installation requirement that satisfies electric heating part 2 for the whole plastics material that adopts of the courage body 1 is made, and the blowing of the courage body 1 forms on flange joint spare 3, in order to reduce the use amount of sheet metal component, and then effectual reduction weight, and simultaneously, also can reduce manufacturing cost.
For the representation entity of the electric heating part 2, an electric heater in a conventional electric water heater can be adopted, for example, an electric heating pipe is adopted to realize the energization heating, and the electric heating pipe is fixedly connected to the mounting part of the flange connecting piece 3 through a mounting disc. Here, the specific structural form and assembly manner of the electric heating part 2 are not limited or described in detail.
In one embodiment, the flange connector 3 includes a first flange 31 and a second flange 32, the first flange 31 is embedded in the mounting opening 11 and forms the embedded portion, the second flange 32 is screwed on the first flange 31, and the second flange 32 forms the mounting portion.
Specifically, the flange connector 3 is formed by two flanges, wherein the first flange 31 is integrally embedded into the mounting opening 11 of the container body 1 during the processing of the container body 1, so that the first flange 31 and the container body 1 form an integral structure. The second flange 32 is mounted on the first flange 31 by means of screw connection, and the second flange 32 is used for mounting and fixing the electric heating part 2.
Adopt two flanges to constitute flange joint spare 3, on the one hand when the plastify shaping of the courage body 1 convenient with the independent embedding of first flange 31 in installing port 11 to the machine-shaping of the face courage body 1, on the other hand, second flange 32 threaded connection is on first flange 31, and the installation terminal surface of second flange 32 is located the outside of the courage body 1, and then makes things convenient for operating personnel to with electric heating part 2 fixed mounting on second flange 32.
In some embodiments, in order to facilitate the threaded connection between the first flange 31 and the second flange 32, for the first flange 31, a threaded hole 311 is provided on the first flange 31, an external threaded portion 321 is provided on the exterior of the second flange 32, and the external threaded portion 321 of the second flange 32 is in threaded connection with the threaded hole 311 of the first flange 31.
Specifically, during assembly, the external thread portion 321 of the second flange 32 is aligned with the threaded hole 311, and the external thread portion 321 is screwed into the threaded hole 311 by rotating the second flange 32, so that the two flanges are firmly and reliably fixedly connected together.
In one embodiment, in order to firmly and reliably insert the first flange 31 into the mounting opening 11 of the container body 1, one end of the first flange 31 is provided with a first flanging 312, and the first flanging 312 is positioned in the container body 1 and abuts against the inner wall of the container body 1. Specifically, in the process of processing the liner body 1, the first flange 31 is directly inserted into the mounting opening 11 of the liner body 1, the liner body 1 is blow-molded on the outside of the first flange 31, and the first outward flange 312 of the first flange 31 abuts against the inner wall of the liner body 1, so that the first flange 31 is not pulled out of the liner body 1.
In another embodiment, the other end of the first flange 31 is provided with a second flanging 313, and the second flanging 313 is embedded into the container body 1 from the inner wall of the mounting opening 11. Specifically, in the process of processing the liner body 1, the second flanging 313 is embedded into the inner wall of the mounting opening 11, so that the first flange 31 is prevented from falling off and falling into the liner body 1 by the second flanging 313. Meanwhile, during blow molding, the container body 1 is filled with plastic between the first flanging 312 and the second flanging 313 to improve the connection strength between the first flange 31 and the mounting opening 11. Wherein, still be provided with a plurality of fenders 314 between first flanging 312 and the second flanging 313, fender muscle 314 is embedded into the inside of courage body 1 along the thickness of courage body 1 to can be to through fender muscle 314 first flange 31 carries out spacing fixed around its axis direction, in order to avoid when screwing up second flange 32, first flange 31 takes place to rotate.
In some embodiments, the first flange 31 is embedded in the container body 1, and the second flange 32 is connected to the first flange 31 by a threaded connection. In order to avoid the damage of the first flange 31 to the liner body 1 caused by the over-tightening of the second flange 32, a support plate 322 is further arranged on the outer periphery of the second flange 32, a plurality of limit stops 323 are arranged on the support plate 322, a positioning rib 12 is arranged on the outer side of the liner body 1 located at the mounting opening 11, and the positioning rib 12 is used for being matched with the limit stops to limit the position of the second flange 32.
Specifically, during the assembly process, the operator connects the second flange 32 to the first flange 31 by screw threads, during the process of rotating the second flange 32, the limit stop will gradually approach the positioning rib 12, and after the second flange 32 is screwed to the set number of turns, the limit stop 32 will abut against the positioning rib 12 to limit the second flange 32 to continue to rotate. Like this, mutually support through spacing stopper 323 and location muscle 12, can restrict the number of turns of second flange 32 on threaded connection to first flange 31 to satisfy under the circumstances that second flange 32 is firmly connected, reduce the axial torsion that first flange 31 bore, and then avoid receiving torsion too big because of first flange 31, and cause the connection position of first flange 31 and courage body 1 to take place to damage.
In some embodiments, in order to form the limit stop conveniently, a flange structure 324 may be provided at the outer edge of the supporting plate 322, the limit stop is provided on the flange structure 324, and the free end of the limit stop protrudes to the outside of the flange structure 324 toward the positioning rib 12. Specifically, the limit stopper is formed on the folding edge knot so that the limit stopper extends in the extending direction of the threaded portion. During assembly, the screw thread part is gradually screwed into the threaded hole 311, so that the limit stop is gradually close to the positioning rib 12 around the outer side of the mounting hole 11, and finally the limit stop abuts against the positioning rib 12, thereby completing the assembly.
In a preferred embodiment, in order to improve the sealing performance of the flange connector 3, a sealing process needs to be performed on a connection portion formed between the flange connector 3 and the liner body 1, specifically: a sealing ring 33 is arranged between the second flange 32 and the liner body 1, and the sealing ring 33 surrounds the periphery of the mounting opening 11. Specifically, since the first flange 31 is directly inserted into the mounting opening 11, the first flange 31 and the container body 1 have a good sealing connection therebetween. During the process of tightening the second flange 32, the second flange 32 will gradually approach the liner body 1, and the sealing ring 33 will be squeezed between the liner body 1 and the second flange 32. Wherein, an end of the container body 1 is provided with a boss 10, a mounting port 11 is formed on the boss 10, and a sealing ring 33 is clamped between the boss 10 and the second flange 32. Specifically, the boss 10 protrudes from the end of the liner body 1, the mounting port 11 is formed on the boss 10, and after the second flange 32 is screwed, the seal ring 33 is pressed between the top surface of the boss 10 and the second flange 32, so that the sealing treatment of the connection region between the second flange 32 and the liner body 1 is performed.
The invention also provides an electric water heater, which comprises a shell and an inner container, wherein the shell is provided with a water inlet pipe and a water outlet pipe, the inner container adopts the plasticized inner container, the inner container is arranged in the shell, and the water inlet pipe and the water outlet pipe are respectively communicated with the inner container.
Specifically, the electric water heater provided by the invention adopts the plasticizing liner, the plasticizing liner is arranged in the shell, then water is injected into the plasticizing liner through the water inlet pipe, and the water heated in the plasticizing liner is output from the water outlet pipe.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (10)
1. A plasticized liner, comprising:
the liner body is made of plastic materials, and is provided with an installation opening;
an electric heating member for generating heat by energization;
a flange connector formed with an insertion portion and a mounting portion;
wherein the insertion portion is inserted into the mounting opening, and the electric heating member is provided on the mounting portion.
2. A plasticized liner according to claim 1, wherein the flange connection comprises a first flange embedded in the mounting opening and forming the embedding portion and a second flange screwed on the first flange, the second flange forming the mounting portion.
3. A plasticized liner according to claim 2, wherein a threaded hole is provided in said first flange, and an externally threaded portion is provided on the exterior of said second flange, said externally threaded portion of said second flange being in threaded connection with said threaded hole of said first flange.
4. A plastifying liner as claimed in claim 3 wherein one end of said first flange is provided with a first flange, said first flange being located within said liner body and abutting against the inner wall of said liner body.
5. A plasticized liner according to claim 4, wherein the other end of the first flange is provided with a second flanging which is embedded into the liner body from the inner wall of the mounting opening.
6. A plasticized liner according to claim 2, wherein a support plate is further provided on the outer periphery of the second flange, a plurality of limit stops are provided on the support plate, and a positioning rib is provided on the outer side of the liner body located at the mounting opening, the positioning rib being used for cooperating with the limit stops to limit the position of the second flange.
7. The plasticizing liner of claim 6, wherein an edge folding structure is arranged at an outer edge of the support plate, the limiting stop is arranged on the edge folding structure, and a free end of the limiting stop extends out of the edge folding structure towards the positioning rib.
8. A plastifying liner as claimed in claim 2 wherein a sealing ring is provided between the second flange and the liner body, the sealing ring surrounding the periphery of the mounting opening.
9. A plastified liner as set forth in claim 1 wherein said liner body is blow molded onto said flange connection.
10. An electric water heater, including outer casing and inner bag, there are inlet tube and outlet pipe on the said outer casing, characterized by that, the said inner bag adopts the plasticized inner bag as in any claim 1-9, the said inner bag is set up in the said outer casing, said inlet tube and said outlet pipe communicate with said inner bag separately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011562816.5A CN112781228A (en) | 2020-12-25 | 2020-12-25 | Plasticized inner container and electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011562816.5A CN112781228A (en) | 2020-12-25 | 2020-12-25 | Plasticized inner container and electric water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112781228A true CN112781228A (en) | 2021-05-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011562816.5A Pending CN112781228A (en) | 2020-12-25 | 2020-12-25 | Plasticized inner container and electric water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112781228A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113405255A (en) * | 2021-06-07 | 2021-09-17 | 青岛经济技术开发区海尔热水器有限公司 | Nonmetal inner container and electric water heater with same |
-
2020
- 2020-12-25 CN CN202011562816.5A patent/CN112781228A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113405255A (en) * | 2021-06-07 | 2021-09-17 | 青岛经济技术开发区海尔热水器有限公司 | Nonmetal inner container and electric water heater with same |
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