CN211316551U - Water inlet pipe structure of electric water heater and water heater - Google Patents
Water inlet pipe structure of electric water heater and water heater Download PDFInfo
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- CN211316551U CN211316551U CN201922155793.5U CN201922155793U CN211316551U CN 211316551 U CN211316551 U CN 211316551U CN 201922155793 U CN201922155793 U CN 201922155793U CN 211316551 U CN211316551 U CN 211316551U
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Abstract
The utility model discloses an electric water heater inlet pipe structure includes insulating tube, inlet tube and manger plate pipe in proper order outside by interior, be equipped with first water outlet hole group on the middle part of the pipe wall of inlet tube, the manger plate pipe is fixed at the middle part of inlet tube, and has sheltered from first water outlet hole group, be equipped with second water outlet hole group on the pipe wall of manger plate pipe, form first passageway in the pipe wall of insulating tube, form the second passageway between the pipe wall of insulating tube and the pipe wall of inlet tube, form the third passageway between the pipe wall of manger plate pipe and the pipe wall of inlet tube. The utility model rectifies the inflow cold water by utilizing the first water outlet hole group on the water inlet pipe and the second water outlet hole group on the water retaining pipe, so that the flow speed and the flow direction of the cold water are changed, and the output rate of the water heater can be improved; meanwhile, the water retaining pipe is directly and fixedly installed on the outer side of the water inlet pipe, the structure is simpler, the manufacturing cost of the water inlet pipe structure is lower, and the installation is more convenient.
Description
Technical Field
The utility model relates to a water inlet pipe structure, especially electric water heater's water inlet pipe structure.
Background
At present, the hot water output of an electric water heater is judged, the most key index is the ratio of the hot water output rate of the electric water heater to the nominal volume (maximum volume) of the water heater at 65 ℃ under a standard condition, and the larger the numerical value is, the more the hot water output is represented. When water directly flows into the electric water heater, the water flow is dispersed and the flow velocity is large due to no buffer, the disturbance to a water layer is large, and the output rate of hot water is low. Therefore, in order to improve the hot water output rate of the water heater, various water retaining structures are matched on the water inlet pipe in the prior art, the water retaining structure of the prior water inlet pipe generally comprises three split parts, namely the water inlet pipe, the water retaining structure and a fixing sleeve, wherein the fixing sleeve is used for fixing the water retaining structure on the water inlet pipe. Because the assembly comprises three parts, the production and the installation become complicated, and the reliability is reduced; and increases the corresponding cost.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the water inlet pipe structure of the electric water heater is provided to solve one or more technical problems in the prior art, and at least provide a beneficial choice or creation condition.
The utility model provides a solution of its technical problem is: an inlet pipe structure of an electric water heater comprises an insulating pipe, an inlet pipe and a water blocking pipe from inside to outside in sequence, the upper end of the water inlet pipe is closed, the lower end of the water inlet pipe is open, the insulating pipe is inserted into the water inlet pipe from the lower end of the water inlet pipe, the tail end of the insulating pipe is close to the closed end of the water inlet pipe, the middle part of the pipe wall of the water inlet pipe is provided with a first water outlet hole group, the water retaining pipe is fixed at the middle part of the water inlet pipe, and shields the first water outlet hole group, a second water outlet hole group is arranged on the pipe wall of the water retaining pipe, a first channel is formed in the pipe wall of the insulating pipe, a second channel is formed between the pipe wall of the insulating pipe and the pipe wall of the water inlet pipe, and a third channel is formed between the pipe wall of the water retaining pipe and the pipe wall of the water inlet pipe, the first water outlet hole group is communicated with the second channel and the third channel, and the second water outlet hole group is communicated with the third channel and an external space.
The utility model has the advantages that: the utility model rectifies the inflow cold water by utilizing the first water outlet hole group on the water inlet pipe and the second water outlet hole group on the water retaining pipe, and the flow speed and the flow direction of the cold water are changed after the cold water flows through the water inlet pipe structure, thereby improving the output rate of the water heater; meanwhile, the water retaining pipe is directly and fixedly installed on the outer side of the water inlet pipe, the structure is simpler, the manufacturing cost of the water inlet pipe structure is lower, and the installation is more convenient.
As a further improvement of the above technical solution, the second outlet group includes a plurality of square outlets, the plurality of square outlets are divided into an upper portion and a lower portion, and the aperture of the square outlet of the lower portion is smaller than the aperture of the square outlet of the upper portion. The square hole at the lower half part of the second water outlet hole group is narrow and long, so that the design is favorable for dispersing water flow, the flow speed is reduced, and the water outlet is more uniform and stable; and the relative latter half of first half quad slit is great, and this design plays the effect that prevents to block up, and when the latter half had impurity to get into the jam, rivers can flow through the great quad slit of first half, avoid blockking up the risk that brings.
As a further improvement of the above technical solution, the first outlet hole group includes a plurality of first outlet holes, the aperture of the first outlet hole is larger than the aperture of the square outlet hole at the lower part of the second outlet hole group, and the aperture of the first outlet hole is smaller than the aperture of the square outlet hole at the upper part of the second outlet hole group. The single open area of the latter half of second apopore is less, and quantity is more, is favorable to slowing down rivers velocity of flow and direction more even. And the aperture of the upper half part is large, so that the blockage cannot occur.
As a further improvement of the technical scheme, the first water outlet and the square water outlet are arranged in a vertically staggered mode. The staggered arrangement structure is used for better changing the direction and the flow rate of the water inlet electric water heater. The dislocation structure can be realized by dislocation of the positions of the holes of the two, can also be realized by different sizes of the holes, and can also be realized by different shapes of the holes.
And simultaneously, the utility model also provides an electric water heater, including the fuselage, include the inner bag in the fuselage, still include like foretell water inlet pipe structure.
As a further improvement of the technical scheme, the inner container comprises an inner container water nozzle, and the inner diameter of the inner container water nozzle is larger than the outer diameter of the water blocking pipe. In order to ensure that the water inlet pipe structure can be directly inserted from the inner container water nozzle, the assembly and the maintenance are convenient, and the outer diameter of the water baffle pipe needs to be smaller than the inner diameter of the inner container water nozzle.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic structural view of the water blocking pipe of the present invention;
FIG. 4 is another schematic structural view of the water blocking pipe of the present invention;
fig. 5 is a schematic structural diagram of the water heater of the present invention.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. The preferred embodiment of the present invention is shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution. Meanwhile, all technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.
Referring to fig. 1 to 3, an inlet pipe structure of an electric water heater includes, from inside to outside, an insulation pipe 100, an inlet pipe 200, and a water blocking pipe 300 in sequence, the upper end of the inlet pipe 200 is closed, the lower end is open, the insulation pipe 100 is inserted into the inlet pipe 200 from the lower end of the inlet pipe 200, and the end of the insulation pipe 100 is close to the closed end (i.e., the upper end) of the inlet pipe 200, a first water outlet hole group 210 is disposed on the middle portion of the pipe wall of the inlet pipe 200, the water blocking pipe 300 is fixed on the middle portion of the inlet pipe 200 and blocks the first water outlet hole group 210, a second water outlet hole group 310 is disposed on the pipe wall of the water blocking pipe 300, a first channel 410 is formed in the pipe wall of the insulation pipe 100, a second channel 420 is formed between the pipe wall of the insulation pipe 100 and the pipe wall of the inlet pipe 200, a third channel 430 is formed between the pipe wall of the water blocking pipe 300 and the pipe wall of the inlet, the second outlet hole group 310 communicates the third passage 430 with an external space.
The water flow flows in from the first channel 410 of the water inlet structure (the pipe wall forming the first channel is made of insulating materials to play a role of prolonging water resistance), and because the upper end of the water inlet pipe is closed, the water flows into the annular second channel 420 formed by the insulating pipe 100 and the water inlet pipe 200 after turning back through the top of the insulating pipe 300, then flows out through the circular hole or the square hole of the first water outlet hole group 210, enters the third channel 430, and finally flows into the inner container of the water heater through the circular hole or the square hole of the second water outlet hole group 310. Therefore, the water flow is divided twice from the inlet to the outlet, so that the output rate of the hot water can be improved. Of course, the water retaining structure can be two layers, and a secondary water retaining pipe can be added outside the existing water retaining pipe 300, so that water flow can pass through the water retaining structure for three times, and the hot water output rate is further improved.
Further, as a preferred embodiment, the second outlet group 310 includes a plurality of square outlet holes, the plurality of square outlet holes are divided into an upper portion 311 and a lower portion 312, and the aperture of the square outlet hole of the lower portion 312 is smaller than that of the square outlet hole of the upper portion 311.
Through experimental test, when rivers passed through the inlet tube, generally only borrow several rows of holes of the latter half and flow, and the upper half does not have rivers nearly to flow, consequently, the first half trompil is great can not influence rivers velocity of flow and direction yet. Wherein, the upper half part and the lower half part are not divided by 1/2 of the length of the water retaining pipe, but are divided according to the actual test water flow distribution.
Further, as a preferred embodiment, the first outlet group 210 includes a plurality of first outlet holes, the diameter of the first outlet hole is larger than the diameter of the square outlet hole of the lower portion 312 of the second outlet group, and the diameter of the first outlet hole is smaller than the diameter of the square outlet hole of the upper portion 311 of the second outlet group.
Further, as a preferred embodiment, the first water outlet hole and the square water outlet hole are arranged in a vertically staggered manner.
Referring to fig. 4, in some embodiments, the second outlet hole set 310 of the water blocking pipe 300 may be staggered up and down.
Referring to fig. 5, meanwhile, the present invention further provides an electric water heater, which includes a body 10, the body 10 includes an inner container 20 therein, and further includes the above-mentioned water inlet pipe structure. The inner container 20 comprises an inner container water nozzle 30, and the inner diameter of the inner container water nozzle 30 is larger than the outer diameter of the water blocking pipe. In order to fasten the water inlet structure to the electric water heater, a mounting seat is provided at the head end of the insulating tube 100, and the mounting seat can play a role in mounting and fixing as well as a role in preventing an electric wall.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.
Claims (6)
1. The utility model provides an electric water heater inlet pipe structure which characterized in that: the water inlet pipe comprises an insulating pipe, a water inlet pipe and a water blocking pipe from inside to outside in sequence, the upper end of the water inlet pipe is closed, the lower end of the water inlet pipe is open, the insulating pipe is inserted into the water inlet pipe from the lower end of the water inlet pipe, the tail end of the insulating pipe is close to the closed end of the water inlet pipe, a first water outlet hole group is arranged in the middle of the pipe wall of the water inlet pipe, the water blocking pipe is fixed in the middle of the water inlet pipe and shields the first water outlet hole group, a second water outlet hole group is arranged on the pipe wall of the water blocking pipe, a first channel is formed in the pipe wall of the insulating pipe, a second channel is formed between the pipe wall of the insulating pipe and the pipe wall of the water inlet pipe, a third channel is formed between the pipe wall of the water blocking pipe and the pipe wall of the water inlet pipe, the first water outlet hole group is communicated.
2. The water inlet pipe structure of the electric water heater according to claim 1, wherein: the second outlet hole group includes a plurality of square apopores, and is a plurality of square apopore divide into upper portion and lower part, and the aperture of the square apopore of lower part is less than the aperture of the square apopore of upper portion.
3. The water inlet pipe structure of the electric water heater according to claim 2, wherein: the first outlet hole group comprises a plurality of first outlet holes, the aperture of each first outlet hole is larger than that of the square outlet hole of the lower part of the second outlet hole group, and the aperture of each first outlet hole is smaller than that of the square outlet hole of the upper part of the second outlet hole group.
4. The inlet pipe structure of an electric water heater according to claim 3, wherein: the first water outlet and the square water outlet are arranged in a vertically staggered mode.
5. The utility model provides an electric water heater, includes the fuselage, include the inner bag in the fuselage, its characterized in that: a water inlet pipe structure as claimed in any one of claims 1 to 4.
6. The electric water heater of claim 5, wherein: the inner container comprises an inner container water nozzle, and the inner diameter of the inner container water nozzle is larger than the outer diameter of the water blocking pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922155793.5U CN211316551U (en) | 2019-12-04 | 2019-12-04 | Water inlet pipe structure of electric water heater and water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922155793.5U CN211316551U (en) | 2019-12-04 | 2019-12-04 | Water inlet pipe structure of electric water heater and water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211316551U true CN211316551U (en) | 2020-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922155793.5U Active CN211316551U (en) | 2019-12-04 | 2019-12-04 | Water inlet pipe structure of electric water heater and water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211316551U (en) |
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2019
- 2019-12-04 CN CN201922155793.5U patent/CN211316551U/en active Active
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