CN217422525U - Pipeline joint structure, electric water heater inner container and electric water heater - Google Patents
Pipeline joint structure, electric water heater inner container and electric water heater Download PDFInfo
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- CN217422525U CN217422525U CN202120995142.1U CN202120995142U CN217422525U CN 217422525 U CN217422525 U CN 217422525U CN 202120995142 U CN202120995142 U CN 202120995142U CN 217422525 U CN217422525 U CN 217422525U
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Abstract
The utility model discloses a pipeline joint structure, which comprises a water pipe connecting piece, a water inlet pipe and a water outlet pipe, wherein the water pipe connecting piece is arranged at the water inlet and/or the water outlet of an inner container of an electric water heater and is provided with a first connecting part; the electricity isolation wall is provided with a second connecting part; the sealing ring is annularly arranged on the second connecting part; when the pipeline joint structure is in a use state, the second connecting part and the sealing ring are clamped into the first connecting part, so that the water pipe connecting piece and the electricity-isolating wall are connected in a sealing mode. The utility model discloses a first connecting portion and the second connecting portion of plug-in type are adopted to the pipeline joint design, set up the sealing washer simultaneously between first connecting portion and second connecting portion for the sealing washer forms axial seal and radial seal to first connecting portion and second connecting portion, has improved the sealing performance of water pipe connection spare and separate the electric wall.
Description
Technical Field
The utility model relates to a water heater field especially relates to a pipeline joint structure, electric water heater inner bag and electric water heater.
Background
In the prior art, an electricity-proof wall is generally installed at a water inlet and a water outlet of an inner container of an electric water heater, a flat gasket is installed in an electricity-proof wall connector of the electricity-proof wall, and when the electricity-proof wall connector is connected with the water inlet or the water outlet, the flat gasket is tightly pressed by the electricity-proof wall connector and the water inlet or the water outlet, so that a sealing effect is achieved. However, the structure using the flat gasket seal has the following disadvantages:
the flat washer has strict requirements on the control of the tightening torque, the assembly is not tight due to too small torque, water leakage is caused, the flat washer is damaged due to too large torque, and therefore the wind batch assembly of the electricity-proof wall is not facilitated during production, if the wind batch over-tightening of the electricity-proof wall can damage the flat washer, the assembly qualification rate and the production efficiency are reduced, and meanwhile, the hidden danger of water leakage exists; if the electricity-proof wall is loosened due to certain reversal, the flat gasket is easy to lose sealing, and the hidden danger of water leakage exists.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the sealing effect of the prior pipeline joint structure is not good, the utility model aims to provide a pipeline joint structure.
The pipe joint structure includes: the water pipe connecting piece is arranged at a water inlet and/or a water outlet of the inner container of the electric water heater and is provided with a first connecting part;
the electricity isolation wall is provided with a second connecting part;
the sealing ring is annularly arranged on the second connecting part;
when the pipeline joint structure is in a use state, the second connecting part and the sealing ring are clamped into the first connecting part, so that the water pipe connecting piece and the electricity-isolating wall are connected in a sealing mode.
The utility model discloses a first connecting portion and the second connecting portion of plug-in type are adopted to the pipeline joint design, set up the sealing washer simultaneously between first connecting portion and second connecting portion for the sealing washer forms axial seal and radial seal to first connecting portion and second connecting portion, has improved the sealing performance of water pipe connection spare and separate the electric wall.
Further, the lower surface of the water pipe connecting piece is provided with an inward concave groove, and the groove forms the first connecting part.
Further, the depth of the first connecting portion is smaller than the thickness of the seal ring.
Further, the upper surface of the electricity isolation wall is provided with a boss, and the boss forms the second connecting portion.
Further, the height of the second connecting portion is smaller than the thickness of the sealing ring.
Further, the water pipe connector is provided with a first connecting flange which is used for being fixedly connected with the electricity-isolating wall.
Further, the electricity-proof wall is provided with a second connecting flange which is used for being fixedly connected with the water pipe connecting piece.
The utility model also provides another pipeline joint structure which comprises a water pipe connecting piece which is arranged at the water inlet and/or the water outlet of the inner container of the electric water heater, and the water pipe connecting piece is provided with a first connecting part;
the electricity isolation wall is provided with a second connecting part;
the sealing ring is arranged on the first connecting part in an encircling manner;
when the pipeline joint structure is in a use state, the first connecting portion and the sealing ring are clamped into the second connecting portion, so that the water pipe connecting piece and the electricity isolation wall are connected in a sealing mode.
The utility model also provides an electric water heater inner bag, it includes foretell piping joint structure.
The utility model also provides an electric water heater, it includes foretell pipeline joint design.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
FIG. 1 is a cross-sectional view of the water heater liner of the present invention;
fig. 2 is an exploded view of the pipe joint structure of the present invention;
fig. 3 is a sectional view of the pipe joint structure of the present invention in a use state.
Wherein: 1. pipeline joint design, 2, water inlet, 3, delivery port, 11, water pipe connection spare, 12, electric wall, 13, sealing washer, 14, water hole, 111, first connecting portion, 112, first flange, 121, second connecting portion, 122, second flange.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the inner container of the electric water heater of the present invention has a water inlet 2, a water outlet 3, and a pipe joint structure 1 connected to the water outlet and/or the water outlet, as shown in fig. 2, the pipe joint structure 1 includes: the water pipe connecting piece 11 is arranged at a water inlet and/or a water outlet of the inner container of the electric water heater, and the water pipe connecting piece 11 is provided with a first connecting part 111; a partition wall 12 having a second connection portion 121; a seal ring 13 provided around the second connection portion 121; as shown in fig. 3, when the pipe joint structure is in a use state, the second connection portion 121 and the sealing ring 13 are clamped into the first connection portion 111, so that the water pipe connector 11 and the electrical insulation wall 12 are hermetically connected.
Wherein the water through holes 14 of the pipe joint structure 1 are provided on the first connecting portion 111 and the second connecting portion 121.
The utility model discloses a first connecting portion 111 and the second connecting portion 121 of plug-in type are adopted to pipeline joint design 1, set up sealing washer 13 simultaneously between first connecting portion 111 and second connecting portion 121 for sealing washer 13 forms axial seal and radial seal to first connecting portion 111 and second connecting portion 121, has improved the sealing performance of water pipe connecting piece 11 and separate electric wall 12.
Specifically, the lower surface of the water pipe connection member 11 is provided with an inwardly depressed groove, which forms the first connection part 111. The upper surface of the electricity-proof wall 12 is provided with a boss, and the boss forms the second connection portion 121. Namely, the inner wall of the sealing ring 13 abuts against the outer wall of the boss, and the outer wall of the sealing ring 13 abuts against the inner wall of the groove.
The depth of the first connecting portion 111 is smaller than the thickness of the sealing ring 13, and the height of the second connecting portion 121 is smaller than the thickness of the sealing ring 13, i.e., the sealing ring 13 is compressed between the first connecting portion 111 and the second connecting portion 121.
In another embodiment, the first connecting portion disposed on the lower surface of the water pipe connector is a boss, the second connecting portion disposed on the upper surface of the electricity-isolating wall is a groove, and the first connecting portion and the second connecting portion are inserted into each other, and the sealing ring disposed between the first connecting portion and the second connecting portion forms an axial seal and a radial seal. It should be noted that, in the case of not affecting understanding, the drawings in the specification of the present invention do not provide a schematic diagram of the pipeline connection structure in this embodiment.
The water pipe connecting piece 11 has a first connecting flange 112 for fixedly connecting with the electrical insulation wall 12. The electric insulation wall 12 has a second connecting flange 122 for fixedly connecting with the water pipe connecting member 11. Specifically, all be provided with buckle or connect the through-hole on first flange 112 and the second flange 122, first flange 112 and second flange 122 pass through the buckle and connect, or through wearing to locate the downthehole retaining member fixed connection of connect, the utility model discloses do not limit to the concrete connection mode of first flange 112 and second flange 122.
The utility model discloses a pipeline connection structure's theory of operation as follows:
the sealing ring is sleeved on the boss, and when the pipeline connecting structure is in accordance with the use state along with the locking of the water pipe connecting piece and the electricity isolation wall, the outer wall of the boss and the inner wall of the groove tightly press the sealing ring to form radial sealing; the bottom of the groove and the upper surface of the electricity isolation wall are tightly pressed on the sealing ring to form axial sealing, so that the sealing effect of the water pipe connecting piece and the electricity isolation wall is improved.
In the description of the present invention, it should be understood that the terms "vertical", "horizontal", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the use of "first" and "second" is merely for convenience in describing the invention and to simplify the description, the words do not have a special meaning unless otherwise stated.
The present invention is not limited to the embodiments, and if various modifications or variations of the present invention do not depart from the spirit and scope of the present invention, they are intended to be covered if they fall within the scope of the claims and the equivalent technical scope of the present invention.
Claims (10)
1. A pipe joint structure for an electric water heater, comprising:
the water pipe connecting piece is arranged at a water inlet and/or a water outlet of the inner container of the electric water heater and is provided with a first connecting part;
the electric insulation wall is provided with a second connecting part;
the sealing ring is annularly arranged on the second connecting part;
when the pipeline joint structure is in a use state, the second connecting part and the sealing ring are clamped into the first connecting part, so that the water pipe connecting piece and the electricity isolation wall are connected in a sealing mode.
2. The piping joint structure of claim 1, wherein:
the lower surface of the water pipe connecting piece is provided with an inwards concave groove, and the groove forms the first connecting part.
3. The tubing joint structure of claim 2, wherein:
the depth of the first connecting part is smaller than the thickness of the sealing ring.
4. The piping joint structure of claim 1, wherein:
the upper surface of the electricity isolation wall is provided with a boss, and the boss forms the second connecting part.
5. The tubing joint structure of claim 4, wherein:
the height of the second connecting part is smaller than the thickness of the sealing ring.
6. The piping joint structure of claim 1, wherein:
the water pipe connecting piece is provided with a first connecting flange which is used for being fixedly connected with the electricity-isolating wall.
7. The piping joint structure of claim 1, wherein:
the electricity isolation wall is provided with a second connecting flange which is used for being fixedly connected with the water pipe connecting piece.
8. A pipe joint structure for an electric water heater, comprising:
the water pipe connecting piece is arranged at a water inlet and/or a water outlet of the inner container of the electric water heater and is provided with a first connecting part;
the electric insulation wall is provided with a second connecting part;
the sealing ring is annularly arranged on the first connecting part;
when the pipeline joint structure is in a use state, the first connecting portion and the sealing ring are clamped into the second connecting portion, so that the water pipe connecting piece and the electricity isolation wall are connected in a sealing mode.
9. An electric water heater inner bag which is characterized in that: the liner of the electric water heater comprises the pipe joint structure of any one of claims 1-8.
10. An electric water heater, characterized in that: the electric water heater comprises the piping joint structure of any one of claims 1-8.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202120995142.1U CN217422525U (en) | 2021-05-11 | 2021-05-11 | Pipeline joint structure, electric water heater inner container and electric water heater |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120995142.1U CN217422525U (en) | 2021-05-11 | 2021-05-11 | Pipeline joint structure, electric water heater inner container and electric water heater |
Publications (1)
Publication Number | Publication Date |
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CN217422525U true CN217422525U (en) | 2022-09-13 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202120995142.1U Active CN217422525U (en) | 2021-05-11 | 2021-05-11 | Pipeline joint structure, electric water heater inner container and electric water heater |
Country Status (1)
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CN (1) | CN217422525U (en) |
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2021
- 2021-05-11 CN CN202120995142.1U patent/CN217422525U/en active Active
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