CN111601408B - Heater and assembly method thereof - Google Patents

Heater and assembly method thereof Download PDF

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Publication number
CN111601408B
CN111601408B CN202010275794.8A CN202010275794A CN111601408B CN 111601408 B CN111601408 B CN 111601408B CN 202010275794 A CN202010275794 A CN 202010275794A CN 111601408 B CN111601408 B CN 111601408B
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Prior art keywords
water pipe
spiral
pipe
heating
heating pipe
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CN202010275794.8A
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CN111601408A (en
Inventor
彭龙燕
屈蒋军
李德民
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Guangdong Galanz Enterprises Co Ltd
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Guangdong Galanz Enterprises Co Ltd
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Priority to CN202010275794.8A priority Critical patent/CN111601408B/en
Publication of CN111601408A publication Critical patent/CN111601408A/en
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/40Heating elements having the shape of rods or tubes
    • H05B3/42Heating elements having the shape of rods or tubes non-flexible
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/02Details

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  • Pipe Accessories (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

The heater comprises a spiral tubular water pipe and a heating pipe, wherein a fixing bracket is arranged at the hollow parts of the spiral tubular water pipe and the heating pipe, a plurality of slots for fixing the water pipe and the heating pipe are arranged on the fixing bracket, the plurality of slots are spirally arranged, and the water pipe and the heating pipe are spirally wound on the fixing bracket through the plurality of slots respectively; the fixed support is provided with a plurality of slots which are arranged at intervals, the interval distance is equal, and the width of each slot is equal. In the invention, a plurality of slots on the fixed support are arranged at intervals, the interval distance is equal, and the slot width of each slot is equal; the spiral tube fixing device has the advantages that the spiral tube fixing device ensures equal spiral space in the spiral tube fixed on the fixing support, and the spiral tube is fixed on the fixing support, so that the connection is firm and reliable.

Description

Heater and assembly method thereof
Technical Field
The present invention relates to a coffee machine, and more particularly, to a heater installed in a coffee machine and an assembling method thereof.
Background
The structure of the water path heating component inside the general coffee machine is as follows: the middle heating pipeline is arranged, the water pipe pipeline is spirally arranged around the heating pipeline, or the water pipe is directly attached to the heating pipeline, the water pipe and the heating pipeline are arranged side by side, the heating efficiency is low, and the water pipe pipeline and the heating pipeline are inconvenient to assemble and are not firm enough.
In addition, a positioning bracket is arranged on the outer side of the water pipe, a plurality of grooves which are adjacent up and down are arranged on the positioning bracket, and the water pipe is arranged on the grooves. And be equipped with the bar copper in the locating support, the bar copper is used for fixed heating pipe, leads to the cost to increase.
Disclosure of Invention
The invention aims to provide a heater with higher heating efficiency, firm and convenient assembly and uniform heating assurance and an assembly method thereof, so as to overcome the defects in the prior art.
The heater designed according to the purpose comprises a water pipe and a heating pipe which are both in a spiral pipe shape, wherein a fixing bracket is arranged at the hollow parts of the water pipe and the heating pipe in the spiral pipe shape, a plurality of slots for fixing the water pipe and the heating pipe are arranged on the fixing bracket, the slots are spirally arranged, and the water pipe and the heating pipe are spirally wound on the fixing bracket through the slots respectively; the plurality of slots on the fixed support are arranged at intervals, the interval distance is equal, the width of each slot is equal, the spiral interval of each pipeline on the fixed support is equal, and then the heated uniformity of the water pipe is ensured.
The water pipe is double helix or single spiral structure, and double helix's water pipe includes interior spiral water pipe and outer spiral water pipe, and the heating pipe is single spiral structure and be arranged in the space between interior spiral water pipe and the outer spiral water pipe to make the heating pipe form the spiral embedding in the space between interior spiral water pipe and the outer spiral water pipe, increase water pipe 2 and heating pipe 3 area of contact, heating efficiency increases. The fixing support is provided with a plurality of grooves for fixing the inner spiral water pipe, the grooves are arranged in a spiral mode, and the width L1 of each groove is equal; the spacing distance of each groove is equal.
The fixing support is also provided with a plurality of bulges adjacent to the grooves, the bulges are in spiral shape, the middle parts of the bulges are inwards sunken to form tube grooves for fixing the heating tubes, and the width L2 of each sunken part is equal; each tube slot is equally spaced.
The inner spiral water pipe and the outer spiral water pipe are identical in spiral direction, and are integrally formed, or are connected in a split mode through a pipeline joint.
In the water pipe 2 with the double-spiral structure, in the longitudinal section direction, the distances between the circle centers of two adjacent water pipe bodies and the circle center of the heating pipe are P1 and P2 respectively, and P1=P2; in the transverse section direction, the distances from the circle centers of two adjacent water pipe bodies to the circle center of the heating pipe are M1 and M2 respectively, and M1=M2, so that the distances between the circle center of the heating pipe and the circle center of each water pipe body are equal, and each water pipe is heated uniformly.
The top of the fixed bracket is provided with a limit rib for limiting the relative position of the water pipe and the heating pipe, and the pipe body of the water pipe is contacted with the limit rib; the fixed bracket is also internally provided with a through hole for installing a pipeline.
The assembling method of the heater comprises a spiral tubular water pipe and a heating pipe, wherein the water pipe is of a single-spiral or double-spiral structure, the heating pipe is of a single-spiral structure, a fixing support is arranged at the hollow parts of the spiral tubular water pipe and the heating pipe, a plurality of grooves and protrusions are arranged on the fixing support, the grooves and the protrusions are spirally arranged on the outer surface of the fixing support, the middle parts of the protrusions are inwards recessed to form groove-shaped pipe grooves for fixing the heating pipe, and limit ribs are arranged at the top of the fixing support; the assembly method comprises the following steps:
a. The single-spiral water pipe is spirally wound on the outer surface of the fixed bracket along the groove; until the limit rib butts against the water pipe to fix the position of the water pipe; then spirally winding the heating pipe on the outer surface of the fixed bracket along the convex and concave parts;
or the double-spiral water pipe comprises an inner spiral water pipe and an outer spiral water pipe, wherein the inner spiral water pipe is spirally wound on the outer surface of the fixed support along the groove until the limiting rib butts against the inner spiral water pipe to fix the position of the inner spiral water pipe, the heating pipe is spirally wound on the outer surface of the fixed support along the convex concave, and the rest inner spiral water pipe is spirally wound on the outer side of the inner spiral water pipe along the heating pipe to form a heating pipe which is spirally embedded in a gap between the inner spiral water pipe and the outer spiral water pipe, and the spiral directions of the inner spiral water pipe and the outer spiral water pipe are the same;
b. the assembled fixing support, the assembled water pipe and the assembled heating pipe are molded by die-casting aluminum so as to fill the gap between the heating pipe and the assembled water pipe, and the whole fixing support forms a complete waterway heater
The beneficial effects of the invention are as follows:
1) The plurality of groove positions on the fixed support are arranged at intervals, the interval distance is equal, and the groove width of each groove position is equal; the spiral tube fixing device has the advantages that the spiral tube fixing device ensures equal spiral space in the spiral tube fixed on the fixing support, and the spiral tube is fixed on the fixing support, so that the connection is firm and reliable.
2) The width L1 of each groove is equal, and the width L2 of each recess is equal, so that the spiral spacing of the inner spiral water pipe and the heating pipe which are respectively fixed on the fixed bracket is equal; the heating is uniform;
3) The water pipe is of a double-spiral structure, the water pipe of the double-spiral structure comprises an inner spiral water pipe and an outer spiral water pipe, the heating pipe is of a single-spiral structure and is positioned in a gap between the inner spiral water pipe and the outer spiral water pipe, so that the heating area of the water pipe is increased, the heating efficiency is improved, the spiral distance is ensured through the installation groove position of the fixing support, and the heating uniformity is ensured;
4) The assembled fixing support, the assembled water pipe and the assembled heating pipe are formed by using die-casting aluminum so as to fill the gap between the heating pipe and the water pipe, and the whole fixing support forms a complete waterway heater.
Drawings
Fig. 1 is a schematic plan view of a heater according to an embodiment of the invention.
FIG. 2 is a schematic view of the cross-sectional structure A-A in FIG. 1.
FIG. 3 is a schematic plan view of an assembly of a heating tube, a water tube and a fixing bracket according to an embodiment of the present invention.
FIG. 4 is a schematic view of the cross-sectional structure B-B in FIG. 3.
Fig. 5 is a perspective view showing the assembly of a heating pipe, a water pipe and a fixing bracket according to an embodiment of the present invention.
Fig. 6 is a perspective view showing a double spiral structure of a water pipe according to an embodiment of the present invention.
Fig. 7 is a plan view illustrating a fixing bracket according to an embodiment of the present invention.
FIG. 8 is a schematic view of the cross-sectional structure of C-C in FIG. 7.
Fig. 9 is a perspective view showing a fixing bracket according to an embodiment of the present invention.
FIG. 10 is a schematic view of a partial cross-sectional structure of a heating pipe and a water pipe according to an embodiment of the present invention.
Detailed Description
The invention is further described below with reference to the drawings and examples.
Referring to fig. 1 and 2, a heater includes a water pipe 2 and a heating pipe 3, both of which are helical tubes.
Referring to fig. 3 and 4, the hollow parts of the spiral tubular water pipe 2 and the heating pipe 3 are provided with a fixed bracket 1, the fixed bracket 1 is provided with a plurality of slots for fixing the water pipe 2 and the heating pipe 3, the plurality of slots are spirally arranged, and the water pipe 2 and the heating pipe 3 are spirally wound on the fixed bracket 1 through the plurality of slots respectively; the plurality of slots on the fixed support 1 are arranged at intervals, the interval distance is equal, the width of each slot is equal, the spiral interval of each pipeline on the fixed support 1 is equal, and the heated uniformity of the water pipe 2 is further ensured.
In this embodiment, the main body of the fixing bracket 1 has a cylindrical shape. A plurality of grooves 1.1 and bulges 1.2 are arranged on the cylindrical outer surface, and the grooves 1.1 and the bulges 1.2 are spiral.
The water pipe 2 is in a double-spiral or single-spiral structure, the water pipe 2 in the double-spiral structure comprises an inner spiral water pipe 2.1 and an outer spiral water pipe 2.2, the heating pipe 3 is in a single-spiral structure and is positioned in a gap between the inner spiral water pipe 2.1 and the outer spiral water pipe 2.2, so that the heating pipe 3 is spirally embedded in the gap between the inner spiral water pipe 2.1 and the outer spiral water pipe 2.2, a plurality of grooves 1.1 for fixing the inner spiral water pipe 2.1 are arranged on the fixed support 1, the grooves 1.1 are spirally arranged, and the width L1 of each groove 1.1 is equal; the spacing distance of each groove 1.1 is equal to ensure equal spiral spacing of the water pipes 2 fixed on the fixed bracket 1.
Referring to fig. 4, the heating pipe 3 is in a single spiral structure and is positioned in a gap between the inner spiral water pipe 2.1 and the outer spiral water pipe 2.2, so that the contact area between the water pipe 2 and the heating pipe 3 is increased, and the heating efficiency is increased. And the space is controlled by the groove position of the fixed bracket 1, so that the heat transfer between the heating pipe 3 and the water pipe 2 is uniform.
Referring to fig. 5 and 6, the water pipe 2 in this embodiment adopts a double spiral structure having an inner ring and an outer ring. One end of the inner spiral water pipe 2.1 and one end of the outer spiral water pipe 2.2 of the water pipe 2 are respectively provided with a joint 5, and the joint 5 is sleeved on the outer surface of the pipe body.
Referring to fig. 7 and 8, the fixing bracket 1 is further provided with a plurality of protrusions 1.2 adjacent to the grooves 1.1, the protrusions 1.2 are provided with a plurality of spiral protrusions, the middle parts of the protrusions 1.2 are inwards recessed to form tube grooves for fixing the heating tubes 3, the width L2 of each tube groove is equal, the interval distance of each tube groove is equal, and the equal spiral interval of the heating tubes 3 fixed on the fixing bracket 1 is ensured.
The spiral directions of the inner spiral water pipe 2.1 and the outer spiral water pipe 2.2 are the same, the inner spiral water pipe 2.1 and the outer spiral water pipe 2.2 are formed integrally, or the inner spiral water pipe 2.1 and the outer spiral water pipe 2.2 are connected in a split type through a pipeline joint.
In this embodiment, the inner spiral water pipe 2.1 and the outer spiral water pipe 2.2 are integrally formed, that is, by winding a longer water pipe, the whole water pipe is formed by forging process, and the whole water pipe is not connected by a pipe joint, so that the production cost is ensured.
Referring to fig. 9, the top of the fixing bracket 1 is provided with a limit rib 1.3 for limiting the relative position of the water pipe 2 and the heating pipe 3, and the pipe body of the water pipe 2 is contacted with the limit rib 1.3; the fixing bracket 1 is also internally provided with a through hole 1.4 for installing a pipeline.
Referring to fig. 10, in the water pipe 2 of the double-spiral structure, in the longitudinal section direction, distances from the center of the two adjacent water pipe 2 bodies to the center of the heating pipe 3 are P1 and P2, respectively, and p1=p2; in the transverse section direction, the distances between the circle centers of the two adjacent water pipe 2 pipe bodies and the circle center of the heating pipe 3 are M1 and M2 respectively, and M1=M2.
In the embodiment, the water pipe 2 is of a double-spiral structure, and distances between circle centers of two adjacent outer spiral water pipes 2.2 and the circle center of the heating pipe 3 are respectively P1 and P2, and P1=P2 in the longitudinal section direction; or the distances between the circle centers of two adjacent inner spiral water pipes 2.1 and the circle center of the heating pipe 3 are P1 and P2, and P1=P2. In the transverse section direction, the distances between the circle centers of two adjacent inner and outer spiral water pipes 2.1 and 2.2 and the circle center of the heating pipe 3 are M1 and M2 respectively, and M1=M2. The distance between the center of the heating pipe 3 and the center of the pipe body of each water pipe 2 is equal, and each water pipe is heated uniformly.
The assembly method of the heater comprises a spiral tubular water pipe 2 and a heating pipe 3, wherein the water pipe 2 is of a single-spiral or double-spiral structure, the heating pipe 3 is of a single-spiral structure, a fixing support 1 is arranged at the hollow parts of the spiral tubular water pipe 2 and the heating pipe 3, a plurality of grooves 1.1 and protrusions 1.2 are arranged on the fixing support 1, the grooves 1.1 and the protrusions 1.2 are spirally arranged on the outer surface of the fixing support 1, and the middle parts of the protrusions 1.2 are inwards recessed to form pipe grooves for fixing the heating pipe 3; the top of the fixed bracket 1 is provided with a limit rib 1.3, and the assembly method is as follows:
The single-spiral water pipe 2 is spirally wound on the outer surface of the fixed bracket 1 along the groove 1.1; until the limit rib 1.3 butts against the water pipe 2 to fix the position of the water pipe 2; then spirally winding the heating pipe 3 on the outer surface of the fixed bracket 1 along the concave of the bulge 1.2;
or the double-spiral water pipe 2 comprises an inner spiral water pipe 2.1 and an outer spiral water pipe 2.2, firstly, the inner spiral water pipe 2.1 is spirally wound on the outer surface of the fixed support 1 along the groove 1.1 until the limit rib 1.3 is propped against the inner spiral water pipe 2.1 to fix the position of the inner spiral water pipe 2.1, then, the heating pipe 3 is concavely spirally wound on the outer surface of the fixed support 1 along the bulge 1.2, then, the rest inner spiral water pipe 2.1 is spirally wound on the outer side of the inner spiral water pipe 2.1 along the heating pipe 3, so that the heating pipe 3 is spirally embedded in a gap between the inner spiral water pipe 2.1 and the outer spiral water pipe 2.2, and the spiral directions of the inner spiral water pipe 2.1 and the outer spiral water pipe 2.2 are the same;
b. the assembled fixing bracket 1, the water pipe 2 and the heating pipe 3 are molded by using die-casting aluminum 4 so as to fill the gap between the heating pipe 3 and the water pipe 2, and the whole fixing bracket 1 forms a complete waterway heater
The foregoing is a preferred embodiment of the invention showing and describing the general principles, features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing embodiments, which have been described in the foregoing description merely illustrates the principles of the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a heater, includes water pipe (2) and heating pipe (3) that are the spiral tubular, its characterized in that: the hollow parts of the spiral tubular water pipe (2) and the heating pipe (3) are provided with a fixed bracket (1), the fixed bracket (1) is provided with a plurality of slots for fixing the water pipe (2) and the heating pipe (3), the plurality of slots are spirally arranged, and the water pipe (2) and the heating pipe (3) are spirally wound on the fixed bracket (1) through the plurality of slots respectively; the plurality of slots on the fixed bracket (1) are arranged at intervals, the interval distance is equal, and the width of each slot is equal;
The water pipe (2) is of a double-spiral or single-spiral structure, the water pipe (2) of the double-spiral structure comprises an inner spiral water pipe (2.1) and an outer spiral water pipe (2.2), the heating pipe (3) is of a single-spiral structure and is positioned in a gap between the inner spiral water pipe (2.1) and the outer spiral water pipe (2.2), so that the heating pipe (3) is spirally embedded in the gap between the inner spiral water pipe (2.1) and the outer spiral water pipe (2.2), a plurality of grooves (1.1) for fixing the inner spiral water pipe (2.1) are arranged on the fixed support (1), the grooves (1.1) are spirally arranged, the width L1 of each groove (1.1) is equal, and the interval distance between each groove (1.1) is equal;
the fixing support (1) is also provided with a plurality of bulges (1.2) adjacent to the grooves (1.1), the bulges (1.2) are spirally provided with a plurality of inwards concave middle parts of the bulges (1.2), and tube grooves for fixing the heating tubes (3) are formed, and the interval distance of each tube groove is equal.
2. The heater according to claim 1, wherein: the spiral directions of the inner spiral water pipe (2.1) and the outer spiral water pipe (2.2) are the same, the inner spiral water pipe (2.1) and the outer spiral water pipe (2.2) are formed integrally, or the inner spiral water pipe (2.1) and the outer spiral water pipe (2.2) are connected in a split mode through a pipeline joint.
3. The heater according to claim 1, wherein: in the water pipes (2) with the double-spiral structure, in the longitudinal section direction, the distances between the circle centers of two adjacent water pipes (2) and the circle center of the heating pipe (3) are P1 and P2 respectively, and P1=P2; in the transverse section direction, the distances between the circle centers of the adjacent two water pipe (2) and the circle center of the heating pipe (3) are M1 and M2, and M1=M2.
4. The heater according to claim 1, wherein: the top of the fixed bracket (1) is provided with a limit rib (1.3) for limiting the relative positions of the water pipe (2) and the heating pipe (3), and the pipe body of the water pipe (2) is contacted with the limit rib (1.3); the fixing bracket (1) is also internally provided with a through hole (1.4) for installing a pipeline.
5. The assembly method of the heater comprises a spiral tubular water pipe (2) and a heating pipe (3), wherein the water pipe (2) is of a single-spiral or double-spiral structure, the heating pipe (3) is of a single-spiral structure, a fixing support (1) is arranged at the hollow part of the spiral tubular water pipe (2) and the heating pipe (3), a plurality of grooves (1.1) and protrusions (1.2) are arranged on the fixing support (1), the grooves (1.1) and the protrusions (1.2) are spirally arranged on the outer surface of the fixing support (1), the middle part of the protrusions (1.2) is inwards recessed to form a pipe groove for fixing the heating pipe (3), and limit ribs (1.3) are arranged at the top of the fixing support (1); the method is characterized by comprising the following steps:
a. the single-spiral water pipe (2) is spirally wound on the outer surface of the fixed bracket (1) along the groove (1.1); until the limit rib (1.3) props against the water pipe (2) to fix the position of the water pipe (2); then spirally winding the heating pipe (3) on the outer surface of the fixed bracket (1) along the concave part of the bulge (1.2);
Or the double-spiral water pipe (2) comprises an inner spiral water pipe (2.1) and an outer spiral water pipe (2.2), the inner spiral water pipe (2.1) is spirally wound on the outer surface of the fixed support (1) along the groove (1.1) until the limit rib (1.3) is propped against the inner spiral water pipe (2.1) to fix the position of the inner spiral water pipe (2.1), the heating pipe (3) is concavely spirally wound on the outer surface of the fixed support (1) along the bulge (1.2), and then the rest inner spiral water pipe (2.1) is spirally wound on the outer side of the inner spiral water pipe (2.1) along the heating pipe (3), so that the heating pipe (3) is spirally embedded in a gap between the inner spiral water pipe (2.1) and the outer spiral water pipe (2.2) and the spiral direction of the inner spiral water pipe (2.1) is the same as that of the outer spiral water pipe (2.2);
b. The assembled fixing support (1), the water pipe (2) and the heating pipe (3) are molded by using die-casting aluminum (4) so as to fill gaps between the heating pipe (3) and the water pipe (2), and the whole fixing support (1) forms a complete waterway heater.
CN202010275794.8A 2020-04-09 2020-04-09 Heater and assembly method thereof Active CN111601408B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010275794.8A CN111601408B (en) 2020-04-09 2020-04-09 Heater and assembly method thereof

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Application Number Priority Date Filing Date Title
CN202010275794.8A CN111601408B (en) 2020-04-09 2020-04-09 Heater and assembly method thereof

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CN111601408A CN111601408A (en) 2020-08-28
CN111601408B true CN111601408B (en) 2024-05-07

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CN202010275794.8A Active CN111601408B (en) 2020-04-09 2020-04-09 Heater and assembly method thereof

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104411218A (en) * 2012-05-15 2015-03-11 布莱克曼两合公司 Helical dynamic flow through heater
CN206284893U (en) * 2016-07-21 2017-06-30 宁波博菱电器有限公司 Liquid heater with snap joint
CN206861855U (en) * 2017-06-10 2018-01-09 杭州佐帕斯工业有限公司 Integral type for liquid heating heats block structure
CN207404824U (en) * 2017-11-13 2018-05-25 佛山市顺德区美的饮水机制造有限公司 Cistern assembly and Soda water machine
CN212661637U (en) * 2020-04-09 2021-03-09 广东格兰仕集团有限公司 Heating device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104411218A (en) * 2012-05-15 2015-03-11 布莱克曼两合公司 Helical dynamic flow through heater
CN206284893U (en) * 2016-07-21 2017-06-30 宁波博菱电器有限公司 Liquid heater with snap joint
CN206861855U (en) * 2017-06-10 2018-01-09 杭州佐帕斯工业有限公司 Integral type for liquid heating heats block structure
CN207404824U (en) * 2017-11-13 2018-05-25 佛山市顺德区美的饮水机制造有限公司 Cistern assembly and Soda water machine
CN212661637U (en) * 2020-04-09 2021-03-09 广东格兰仕集团有限公司 Heating device

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