CN215983216U - Pipe orifice flange for blow molding water heater liner - Google Patents
Pipe orifice flange for blow molding water heater liner Download PDFInfo
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- CN215983216U CN215983216U CN202122516710.8U CN202122516710U CN215983216U CN 215983216 U CN215983216 U CN 215983216U CN 202122516710 U CN202122516710 U CN 202122516710U CN 215983216 U CN215983216 U CN 215983216U
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Abstract
The utility model discloses a pipe orifice flange for a blow molding water heater liner, which is arranged on a liner opening of the blow molding water heater liner and comprises a flange ring body and a reinforcing gasket arranged on the flange ring body, wherein the middle part of the flange ring body is a communicating hole, the reinforcing gasket is arranged at the back side of the flange ring body, the reinforcing gasket comprises a plurality of reinforcing gaskets, all the reinforcing gaskets are spliced into a whole ring, and the flange ring body and the reinforcing gasket are provided with corresponding connecting holes for connecting bolts. According to the pipe orifice flange, the reinforcing gasket is arranged on the lower side of the flange ring body and adopts a gasket with better supporting performance, such as a stainless steel gasket, and the like.
Description
Technical Field
The utility model relates to the technical field of blow molding of water heater inner containers, in particular to a pipe orifice flange for a blow molding water heater inner container.
Background
The inner container of the water heater, especially the inner container of the water storage type water heater, needs to have the characteristics of heat preservation, pressure resistance, no rustiness, no scale and no water seepage, and the inner container of the solar water heater or the electric water heater which is commonly used at present is provided with a stainless steel inner container and an enamel inner container. The stainless steel inner container has the defects of complex manufacturing process, poor acid and alkali resistance, easy scaling, long welding seam, easy oxidation and corrosion of the welding part due to heating and water leakage. The enamel liner has the following defects: the processing technology is complex and the technical requirement is high; the brittleness is large, and porcelain explosion is easy to occur due to collision and vibration; the enamel is easy to fall off in hot water, so that the problems of liner corrosion, leakage and water pollution are caused; the enamel production has high pollution and high energy consumption; the inner container is prevented from being corroded by the magnesium rod which is arranged in the enamel inner container, magnesium ions decomposed by the magnesium rod are contained in water and are not beneficial to the health of a human body, and the magnesium rod is limited in service life and needs to be replaced regularly. The inner container is made of a corrosion-resistant and high-temperature-resistant thermoplastic material and is formed by thermoplastic molding, the production process of the inner container is green and pollution-free, the energy consumption is low, the investment is small, and the defects of the stainless steel inner container and the ceramic inner container can be overcome.
The chinese patent application with application number 2015209570903 in the applicant's prior application discloses a blow-molded water heater liner, and specifically discloses the following technical contents: including the inner bag body, the inlet tube, the outlet pipe, the repair pipe, the tip of the inner bag body one side is opened there is the courage mouth, the courage mouth is connected with the ring flange of installing external member, the inlet tube, the outlet pipe, the repair pipe all communicates with the inner bag body, the inlet tube, the outlet pipe, the equal blow molding of upper end of repair pipe has the go-between, the inner bag body is by thermoplastic material blow molding, the inlet tube, the outlet pipe, the repair pipe is all as an organic whole through rather than corresponding go-between and inner bag body blow molding, the surface of the inner bag body is provided with reinforced structure, courage mouth department is provided with the sealing washer. Among the above-mentioned technical content, the water heater inner bag adopts blow molding, and the ring flange on the courage mouth is the injection molding to the welding is on the courage mouth, because the ring flange is located under hotter environment, and adopts non-metallic material, and its support nature is relatively poor for metal material, and the support nature can further influence the seal of ring flange butt joint moreover, and certain potential safety hazard also can exist with courage mouth welded mode in addition, leads to the connection of ring flange to go wrong.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects and provides a blow-molding water heater liner pipe orifice flange which is used for solving the problems.
The technical scheme adopted by the utility model is as follows:
the utility model provides a mouth of pipe flange for blow molding water heater inner bag for set up on the courage mouth of blow molding water heater inner bag, includes the flange ring body and sets up the reinforcement gasket on the flange ring body, the middle part of the flange ring body is the intercommunicating pore, the reinforcement gasket sets up the dorsal part at the flange ring body, the reinforcement gasket includes the multi-disc, and all reinforcement gaskets splice into a whole ring, are provided with corresponding connecting hole that is used for connecting bolt on the flange ring body and the reinforcement gasket.
As a further optimization, an extension part matched with the inner cavity of the liner opening of the liner of the blow-molded water heater is connected below the communicating hole in the middle of the flange ring body, the extension part is in a bag shape with openings at the upper part and the lower part, and the extension part extends into the inner cavity of the liner opening and is attached and connected with the inner cavity of the liner opening.
As a further optimization, the flange ring body and the edge of the liner opening and the extension part and the inner cavity of the liner opening are connected in a gluing or non-metal welding mode.
As a further optimization, a circle of connection reinforcing part is arranged on the outer side of the connection part between the flange ring body and the extension part.
As a further optimization, the reinforcing gasket is embedded in the flange ring body during injection molding.
As a further optimization, the lower end face of the flange ring body is provided with a connecting assembly, the connecting assembly comprises a plurality of connecting columns, one ends of the connecting columns are fixedly connected to the lower end face of the flange ring body, the other ends of the connecting columns are provided with limiting elements, and the reinforcing gaskets are provided with butt-joint holes corresponding to the connecting columns.
As a further optimization, the limiting element comprises two half rods, one ends of the half rods are fixedly connected to the connecting column, the two half rods are arranged at intervals, hemispheres are arranged at the other ends of the two half rods, the upper parts of the hemispheres are horizontal end faces, the distance between the outer sides of the two hemispheres is larger than the diameter of the butt-joint hole in the reinforcing gasket, and when the two hemispheres are in butt joint, the distance between the outer sides of the two hemispheres is not larger than the diameter of the butt-joint hole in the reinforcing gasket.
As a further optimization, the edge of the flange ring body is provided with a shielding part, and the cross section of the shielding part is in an L shape.
The utility model has the following advantages:
1. according to the pipe orifice flange, the reinforcing gasket is arranged on the lower side of the flange ring body and adopts a gasket with better supporting performance, such as a stainless steel gasket, and the like;
2. the flange ring body is characterized in that the edge of the communicating opening of the flange ring body is provided with the extension part, when the flange ring body is used for butting the blow-molded inner container body, the extension part enlarges the connecting area with the inner container body from the viewpoint of stable connection, so that the connection is more stable, and then the internal water pressure can enable the extension part and the inner wall of the inner container body to be more tightly extruded from the viewpoint of bearing and stressing, namely, the connection is more firm.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
The utility model is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic structural view of a blow-molded water heater liner;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is a schematic front view of a nozzle flange;
FIG. 4 is a schematic bottom view of a spout flange (without extension);
fig. 5 is a schematic structural view of the connecting member.
Wherein: 1. the inner container comprises an inner container body, 2 parts of a flange, 3 parts of a reinforcing gasket, 4 parts of a connecting assembly, 2-1 parts of a flange ring body, 2-2 parts of an extension part, 2-3 parts of a shielding part, 2-4 parts of a connecting reinforcing part, 3-1 parts of a connecting hole, 4-1 parts of a half rod, 4-2 parts of a hemisphere, 4-3 parts of a connecting column.
Detailed Description
The present invention is further described in the following with reference to the drawings and the specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention, and the embodiments and the technical features of the embodiments can be combined with each other without conflict.
It is to be understood that the terms first, second, and the like in the description of the embodiments of the utility model are used for distinguishing between the descriptions and not necessarily for describing a sequential or chronological order. The "plurality" in the embodiment of the present invention means two or more.
The term "and/or" in the embodiment of the present invention is only an association relationship describing an associated object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, B exists alone, and A and B exist at the same time. In addition, the character "/" herein generally indicates that the former and latter associated objects are in an "or" relationship.
Example one
The blow molding water heater liner shown in fig. 1 comprises a liner body 1 and a flange 2 arranged on a liner opening of the liner body 1, wherein the flange 2 is used for butt joint with other heating components, as shown in fig. 2, the flange 2 comprises a flange ring body 2-1 and a reinforcing gasket 3 arranged on the flange ring body 2-1, the reinforcing gasket 3 is a metal hard gasket, a communication hole is formed in the middle of the flange ring body 2-1, the reinforcing gasket 3 is arranged on the back side of the flange ring body 2-1, the reinforcing gasket 3 comprises a plurality of pieces, all the reinforcing gaskets 3 are spliced into a whole ring, corresponding connecting holes 3-1 for connecting bolts are formed in the flange ring body 2-1 and the reinforcing gasket 3, and in order to install the reinforcing gasket 3, shielding parts 2-3 are arranged on the edge of the flange ring body 2-1, the shielding part 2-3 is L-shaped, the shielding part 2-3 surrounds the reinforcing gasket 3 to a certain extent, the reinforcing gasket 3 is equivalently inserted between the shielding part 2-3 and the flange ring body 2-1, the reinforcing gasket 3 is limited to a certain extent, and the reinforcing gasket has certain attractiveness.
As shown in fig. 2 and fig. 3, in this embodiment, an extension portion 2-2 matching with an inner cavity of a liner opening of the liner body 1 is connected below a communication hole in the middle of the flange ring body 2-1, the extension portion 2-2 is bag-shaped with openings at both upper and lower sides, an upper opening of the extension portion 2-2 is fixedly connected to an edge of the communication opening of the flange ring body 2-1 and is communicated with the communication opening of the flange ring body 2-1, the flange 2 is integrally formed by non-metal casting, that is, the flange ring body 2-1 and the extension portion 2-2 are integrally formed, a circle of connection reinforcing portion 2-4 is arranged at a connection position of the flange ring body 2-1 and the extension portion 2-2, so as to avoid a situation that the connection position of the flange ring body 2-1 and the extension portion 2-2 is broken due to stress concentration, and a lower portion of the extension portion 2-2 extends into the inner cavity of the liner opening, in the specific processing process, the flange ring body 2-1 is connected with the edge of the liner opening and the extension part 2-2 is connected with the inner cavity of the liner opening in a cementing or non-metal welding mode, under the pressure-bearing state, the structure between the extension part 2-2 and the inner cavity of the liner opening can be tighter by water pressure, and the connection stability of the flange 2 can be ensured by multilayer connection and increase of the connection area.
In this embodiment, the reinforcing gasket 3 is embedded into the flange ring body 2-1, and during specific processing, the reinforcing gasket 3 is provided with a butt joint hole in addition to the connection hole, and when the reinforcing flange ring body 2-1 is injection molded, the reinforcing gasket 3 is placed in a mold, so that a pouring liquid flows through the butt joint hole, and a blocking piece is formed on the other side, that is, a structure in the form of a connection pin is formed during injection molding, and the reinforcing gasket 3 is fixed on the flange ring body 2-1.
Example two
As shown in fig. 4, a connecting assembly 4 is disposed on the lower end surface of the flange ring body 2-2 in this embodiment, the connecting assembly is also preferably integrally formed with the flange ring body 2-1, the reinforcing gasket 3 is clamped on the flange ring body 2-2 through a connecting element, as shown in fig. 5, the connecting element 4 includes a plurality of connecting posts 4-3, one ends of the connecting posts 4-3 are fixedly connected to the lower end surface of the flange ring body 2-2, the other ends of the connecting posts 4-3 are provided with a limiting element, the limiting element includes two half rods 4-1, one ends of the half rods 4-1 are fixedly connected to the connecting posts 4-3, the two half rods 4-1 are arranged at intervals, the other ends of the two half rods 4-1 are provided with hemispheres 4-2, and the upper portions of the hemispheres 4-2 are horizontal end surfaces, the reinforcing gasket 3 is provided with butt joint holes corresponding to the connecting columns 4-3, the outer side distance between the two hemispheres 4-2 is larger than the diameter of the butt joint holes in the reinforcing gasket 3, when the two hemispheres 4-2 are butted together, the outer side distance is not larger than the diameter of the butt joint holes in the reinforcing gasket 3, when the reinforcing gasket is installed on a connecting element, a certain deflection exists between the connecting columns, the two hemispheres are close to each other and penetrate through the butt joint holes in the dotting gasket after being butted through extrusion of the connecting columns, and then the reinforcing gasket 3 is clamped through the horizontal end faces on the hemispheres. Compared with the first embodiment, the reinforcing gasket 3 of the first embodiment is directly connected together when the flange 2 is injection-molded, and the second embodiment is connected together after the flange 2 is injection-molded through the connecting component.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the utility model is all within the protection scope of the utility model. The protection scope of the utility model is subject to the claims.
Claims (8)
1. The utility model provides a blow molding is mouth of pipe flange for water heater inner bag for the setting is on the courage mouth of blow molding water heater inner bag, its characterized in that: the flange ring body is arranged on the flange ring body, the middle of the flange ring body is a communication hole, the reinforcing gasket is arranged on the back side of the flange ring body and comprises a plurality of reinforcing gaskets, all the reinforcing gaskets are spliced into a whole ring, and the flange ring body and the reinforcing gaskets are provided with corresponding connecting holes for connecting bolts.
2. The spout flange for the blow molding water heater liner according to claim 1, characterized in that: the lower part of the intercommunicating pore in the middle of the flange ring body is connected with an extension part matched with the inner cavity of the liner opening of the blow-molded water heater liner, the extension part is in a bag shape with an upper opening and a lower opening, and the extension part extends into the inner cavity of the liner opening and is attached to and connected with the inner cavity of the liner opening.
3. The spout flange for the blow molding water heater liner according to claim 2, characterized in that: the flange ring body is connected with the edge of the liner opening and the extension part is connected with the inner cavity of the liner opening in a gluing or non-metal welding mode.
4. The spout flange for the blow molding water heater liner according to claim 1, characterized in that: and a circle of connection reinforcing part is arranged on the outer side of the joint between the flange ring body and the extension part.
5. The spout flange for the blow molding water heater liner according to claim 1, characterized in that: the reinforcing gasket is embedded in the flange ring body when the flange ring body is subjected to injection molding.
6. The spout flange for the blow molding water heater liner according to claim 1, characterized in that: be provided with coupling assembling on the lower terminal surface of flange ring body, coupling assembling includes a plurality of spliced poles, and the one end fixed connection of spliced pole is provided with limiting component on the lower terminal surface of flange ring body, be provided with the butt joint hole corresponding with the spliced pole on strengthening the gasket.
7. The spout flange for blow molding water heater inner container according to claim 6, characterized in that: the limiting element comprises two half rods, one ends of the half rods are fixedly connected to the connecting column, the two half rods are arranged at intervals, hemispheres are arranged at the other ends of the two half rods, the upper portions of the hemispheres are horizontal end faces, the outer side distance between the two hemispheres is larger than the diameter of a butt hole in the reinforcing gasket, and when the two hemispheres are in butt joint, the outer side distance of the hemispheres is not larger than the diameter of the butt hole in the reinforcing gasket.
8. The spout flange for the blow molding water heater liner according to claim 1, characterized in that: the flange ring body is characterized in that a shielding part is arranged on the edge of the flange ring body, and the cross section of the shielding part is L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122516710.8U CN215983216U (en) | 2021-10-19 | 2021-10-19 | Pipe orifice flange for blow molding water heater liner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122516710.8U CN215983216U (en) | 2021-10-19 | 2021-10-19 | Pipe orifice flange for blow molding water heater liner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215983216U true CN215983216U (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122516710.8U Active CN215983216U (en) | 2021-10-19 | 2021-10-19 | Pipe orifice flange for blow molding water heater liner |
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| Country | Link |
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| CN (1) | CN215983216U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023231351A1 (en) * | 2022-06-02 | 2023-12-07 | 青岛经济技术开发区海尔热水器有限公司 | Non-metal liner and electric water heater having same |
-
2021
- 2021-10-19 CN CN202122516710.8U patent/CN215983216U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023231351A1 (en) * | 2022-06-02 | 2023-12-07 | 青岛经济技术开发区海尔热水器有限公司 | Non-metal liner and electric water heater having same |
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