CN220524726U

CN220524726U - Cylindrical heat exchanger

Info

Publication number: CN220524726U
Application number: CN202322135539.5U
Authority: CN
Inventors: 蓝辉腾; 张燕光; 陈志超
Original assignee: Jiangmen Shuibao Sanitary Ware Co ltd
Current assignee: Jiangmen Shuibao Sanitary Ware Co ltd
Priority date: 2023-08-09
Filing date: 2023-08-09
Publication date: 2024-02-23
Anticipated expiration: 2033-08-09

Abstract

The utility model relates to the field of heat exchange equipment, in particular to a cylindrical heat exchanger. The cylindrical heat exchanger comprises a shell, a metal shell is arranged in the shell, an insulation layer is arranged between the metal shell and the shell, the metal shell is cylindrical, a heating pipe is arranged at the center of the metal shell, a phase change material is filled between the heating pipe and the metal shell, a heat exchange pipe is arranged outside the metal shell, and two ends of the heat exchange pipe are a water inlet and a water outlet respectively. The cylindrical heat exchanger provided by the utility model has the advantages that the cylindrical heat exchanger is suitable for a single heating tube to serve as a heating element, and compared with a PTC heating sheet, the cylindrical heat exchanger is simpler and more convenient to assemble.

Description

Cylindrical heat exchanger

Technical Field

The utility model relates to the field of heat exchange equipment, in particular to a cylindrical heat exchanger.

Background

The existing phase-change heat exchange equipment is of a square structure, a plurality of heating elements are arranged in the phase-change heat exchange equipment for guaranteeing uniform heating, and energy consumption is high.

For example, patent document with publication number CN 204007261U discloses a phase-change heat storage heat exchange device, which comprises a box body, wherein a first inlet, a first outlet, a second inlet and a second outlet are respectively arranged on the box body, a micro-channel heat exchanger and a capillary heat exchanger are arranged in the box body, an inlet header and an outlet header of the micro-channel heat exchanger are connected with the first inlet and the first outlet in one-to-one correspondence, an inlet header and an outlet header of the capillary heat exchanger are connected with the second inlet and the second outlet in one-to-one correspondence, a phase-change heat storage material is filled between the micro-channel heat exchanger and the capillary heat exchanger, and a heating wire is clamped in the phase-change heat storage material.

For another example, patent document with publication number CN218328684U discloses a phase-change heating structure and water purifying apparatus, including a heating shell, a heat exchange tube, a phase-change material and a heating element; the heating shell is provided with a heat exchange cavity; the heat exchange tube is arranged in the heat exchange cavity, one end of the heat exchange tube penetrates through the heating shell to form a water inlet, and the other end of the heat exchange tube penetrates through the heating shell to form a water outlet; the phase change material is filled in the heat exchange cavity; the heating piece is attached to the outer wall of the heating shell.

For this purpose, a cylindrical heat exchanger is proposed to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problems, the utility model aims to: a cylindrical heat exchanger is provided which is suitable for a single heating tube as a heating element and is simpler to assemble than a PTC heating sheet.

The utility model adopts the technical scheme that: the utility model provides a cylindricality heat exchanger, includes the shell, be equipped with the metal casing in the shell, be equipped with the heat preservation between metal casing and the shell, the metal casing is the cylindricality, the center department of metal casing is equipped with the heating pipe, it has phase change material to fill between heating pipe and the metal casing, the metal casing is equipped with the heat exchange tube outward, the both ends of heat exchange tube are water inlet and delivery port respectively.

As a further improvement of the technical scheme, an inner cylinder is arranged at the central position of the metal shell, the heating pipe is inserted in the inner cylinder, a plurality of heat conducting plates distributed in an annular array are arranged between the inner cylinder and the metal shell, and the phase change material is filled between two adjacent heat conducting plates.

As a further improvement of the technical scheme, the heat conducting plate is provided with a plurality of ribs.

As a further improvement of the technical scheme, the top of the shell is an opening, the top of the shell is provided with a cover body, and the cover body is provided with a through hole.

As a further improvement of the technical scheme, the bottom of the top shell of the metal shell is an opening, and a sealing gasket is arranged at the opening of the metal shell.

The beneficial effects of the utility model are as follows: through setting up the metal casing to cylindricality to peg graft in the middle part of metal casing and set up the heating pipe, thereby can only utilize a heating pipe to realize even heating, energy-conservation and equipment are convenient.

Drawings

The utility model is further illustrated by the following description and examples of the embodiments in conjunction with the accompanying drawings.

FIG. 1 is a schematic view of a preferred embodiment of the present utility model;

FIG. 2 is an exploded view of the device shown in FIG. 1;

FIG. 3 is a schematic elevational view of the present utility model;

fig. 4 is a cross-sectional view of C-C shown in fig. 3.

In the figure: 1. a housing; 11. a cover body; 2. a metal shell; 21. a sealing gasket; 22. an inner cylinder; 23. a heat conductive plate; 24. ribs; 3. a heat preservation layer; 4. heating pipes; 5. a phase change material; 6. a heat exchange tube.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed 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 utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 4, a cylindrical heat exchanger includes: the shell 1, the metal shell 2 is arranged in the shell 1, and the heat preservation layer 3 is arranged between the metal shell 2 and the shell 1; the metal shell 2 is cylindrical, a heating pipe 4 is arranged at the center of the metal shell 2, a phase change material 5 is filled between the heating pipe 4 and the metal shell 2, a heat exchange pipe 6 is arranged outside the metal shell 2, and two ends of the heat exchange pipe 6 are respectively provided with a water inlet and a water outlet.

When the water heater is used, the heating pipe 4 heats, then heat is transferred to the metal shell 2, the metal shell 2 heats the internal phase-change material 5, when the internal phase-change material 5 is completely heated to the phase-change temperature, the heating is stopped, at the moment, the heat exchange pipe 6 flows warm water or pure water, the water absorbs the heat released by the phase change of the phase-change material 5, the temperature of the water is raised to the phase-change temperature at the moment due to the fact that the flow rate of the water is constant, the water outlet time is stabilized to the end of the phase change, then the water outlet is supplied to the external faucet, then the faucet is heated to boiling again the preheated water, and the external faucet is heated again due to the fact that the water outlet is heated, the water outlet quantity of the external faucet can be improved more quickly than that of the water heated at normal temperature, and accordingly the water outlet quantity of the external faucet is improved within a certain time. The device only needs one heating pipe 4, and the heating pipe 4 is positioned in the middle of the metal shell 2, so that the phase change material can be uniformly heated.

Further, an inner cylinder 22 is arranged at the center of the metal shell 2, the heating pipe 4 is inserted into the inner cylinder 22, a plurality of heat conducting plates 23 distributed in a ring-shaped array are arranged between the inner cylinder 22 and the metal shell 2, and the phase change material 5 is filled between two adjacent heat conducting plates 23. Because the heating pipe 4 heats the phase change material 5 through the metal shell 2, and the heat conducting plate 23 is arranged, the contact area between the metal shell 2 and the phase change material 5 can be increased, and the heat conducting efficiency is improved.

Further, the heat conducting plate 23 is provided with a plurality of ribs 24. The contact area between the metal shell 2 and the phase change material 5 can be further increased, so that heat transfer is more sufficient.

In order to facilitate assembly, the top of the shell 1 is provided with an opening, the top of the shell 1 is provided with a cover body 11, the cover body 11 is provided with a through hole, and the through hole is used for avoiding the water inlet and the water outlet.

In order to facilitate the filling of the phase change material 5, the top and the bottom of the metal shell 2 are both openings, and a sealing gasket 21 is arranged at the opening of the metal shell 2, so that the phase change material 5 can be prevented from overflowing by using the sealing gasket 21.

The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather should be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the following description and drawings or any application directly or indirectly to other relevant art(s).

Claims

1. The utility model provides a cylindricality heat exchanger, includes shell (1), be equipped with metal casing (2) in shell (1), be equipped with heat preservation (3) between metal casing (2) and shell (1), its characterized in that:

the metal shell (2) is cylindrical, a heating pipe (4) is arranged at the center of the metal shell (2), a phase change material (5) is filled between the heating pipe (4) and the metal shell (2), a heat exchange pipe (6) is arranged outside the metal shell (2), and two ends of the heat exchange pipe (6) are a water inlet and a water outlet respectively.

2. A cylindrical heat exchanger as claimed in claim 1, wherein:

the central position of metal casing (2) is equipped with inner tube (22), heating pipe (4) are pegged graft in inner tube (22), be equipped with a plurality of heat conduction boards (23) that are annular array and distribute between inner tube (22) and metal casing (2), phase change material (5) are filled between two adjacent heat conduction boards (23).

3. A cylindrical heat exchanger as claimed in claim 2, wherein:

the heat conducting plate (23) is provided with a plurality of ribs (24).

4. A cylindrical heat exchanger as claimed in claim 1, wherein:

the top of shell (1) is the opening, the top of shell (1) is equipped with lid (11), be equipped with the through-hole on lid (11).

5. A cylindrical heat exchanger as claimed in claim 1, wherein:

the top shell bottom of metal casing (2) is the opening, the opening part of metal casing (2) is equipped with sealed pad (21).