CN218955528U

CN218955528U - Heat exchanger for wall-mounted furnace

Info

Publication number: CN218955528U
Application number: CN202223609596.4U
Authority: CN
Inventors: 郑传明
Original assignee: Zhongshan Hengdi Electric Appliance Co ltd
Current assignee: Zhongshan Hengdi Electric Appliance Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-02
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to a heat exchanger for a wall-mounted furnace, which comprises a box body, wherein one end of the box body is provided with an opening, a water collecting chamber is formed in the box body, the other end of the box body, which is far away from the opening, is provided with a heat exchange chamber, a plurality of fins in parallel array are arranged in the heat exchange chamber, the heat exchange chamber is provided with a water inlet pipe, a water outlet pipe, a coil pipe and a heat exchange pipe, the heat exchange pipe is arranged in the heat exchange chamber in a winding way and is inserted into the fins, the coil pipe is arranged outside the box body and is communicated with the coil pipe, the water outlet pipe is communicated with the heat exchange pipe, and the diameter of the heat exchange pipe is gradually increased from one end connected with the water inlet pipe. The heat exchanger designs the heat exchange tube in the heat exchange chamber into a serpentine structure, the stroke of water flow is prolonged, fins on the heat exchange tube increase the heat exchange area, and after one water inlet end of the water inlet pipe of the heat exchange tube, the water flow is slowed down along with the gradual increase of the diameter, the water flow passing time is increased together with the water flow stroke extension at the same flow speed, and the heat exchange efficiency is high.

Description

Heat exchanger for wall-mounted furnace

Technical Field

The utility model relates to the technical field of heat exchangers, in particular to a heat exchanger for a wall-mounted furnace.

Background

The heat exchanger in the wall-mounted boiler is a heart, and is a place for heat exchange, and it is needless to say that heating water is heated by heat exchange.

The heat exchange tube in the existing heat exchanger is of an equal-diameter design, and the stroke is short, so that the heat exchange area is small, the water flow stroke is short, the heat exchange efficiency is low, and adverse effects are added to the use.

Disclosure of Invention

The utility model aims to provide a heat exchanger for a wall-mounted furnace.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a heat exchanger for hanging stove, includes the box, box one end is the opening, the inside water collecting chamber that forms of box, keep away from on the box the open-ended other end is the heat exchange chamber, set up a plurality of parallel array's fin in the heat exchange chamber, heat exchanger for hanging stove still includes inlet tube, outlet pipe, coil pipe and heat exchange tube, the heat exchange tube is the design of winding and locates in the heat exchange chamber and alternate with in the fin, the coil pipe dish is located outside the box, just the inlet tube with the coil pipe intercommunication, the outlet pipe with the heat exchange tube intercommunication, the coil pipe with the heat exchange tube is from the one end that the inlet tube meets the diameter increases gradually.

In this embodiment, preferably, the coil is connected to the box by a fiber welding.

In this embodiment, preferably, the box, the water inlet pipe, the water outlet pipe, the coil pipe and the heat exchange pipe are all made of oxygen-free copper.

In this embodiment, preferably, a temperature control plate is disposed on an end of the water outlet pipe.

In this embodiment, preferably, the water inlet pipe and the coil pipe, the coil pipe and the heat exchange pipe, and the heat exchange pipe and the water outlet pipe are all welded by phosphor-copper-tin welding rods.

The heat exchanger for the wall-mounted furnace has the following beneficial effects:

the heat exchanger designs the heat exchange tube in the heat exchange chamber into a serpentine structure, the stroke of water flow is prolonged, fins on the heat exchange tube increase the heat exchange area, and after one water inlet end of the water inlet pipe of the heat exchange tube, the water flow is slowed down along with the gradual increase of the diameter, the water flow passing time is increased together with the water flow stroke extension at the same flow speed, and the heat exchange efficiency is high.

Drawings

FIG. 1 is a front view of a heat exchanger for a wall-hanging stove according to the present utility model;

FIG. 2 is a left side view of a heat exchanger for a wall-hanging stove according to the present utility model;

fig. 3 is a right side view of a heat exchanger for a wall-hanging boiler according to the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The utility model provides a heat exchanger for a wall-mounted furnace, as shown in fig. 1-3, which comprises a box body 1, wherein one end of the box body 1 is provided with an opening 2, a water collecting chamber is formed in the box body 1, the other end, far away from the opening 2, of the box body 1 is provided with a heat exchange chamber 3, a plurality of fins 4 in parallel array are arranged in the heat exchange chamber 3, the heat exchanger for the wall-mounted furnace further comprises a water inlet pipe 5, a water outlet pipe 6, a coil pipe 7 and a heat exchange pipe 8, preferably, the box body 1, the water inlet pipe 5, the water outlet pipe 6, the coil pipe 7 and the heat exchange pipe 8 are all made of oxygen-free copper materials, the oxygen-free copper materials have good heat preservation performance, the water inlet pipe 5, the coil pipe 7, the heat exchange pipe 8 and the water outlet pipe 6 are welded by phosphorus-copper-tin welding rods, and the welding of all parts are required to meet the national standard requirements, and the defects of cold welding, desoldering, air vent and the like cannot be caused.

Secondly, the heat exchange tube 8 is arranged in the heat exchange chamber 3 in a winding design and is inserted into the fins 4, the heat exchange area is increased by the fins 4, the heat exchange efficiency is improved, and the winding design characteristic of the heat exchange tube 8 prolongs the length of the heat exchange tube 8 under the condition of the same width of the heat exchange chamber 3, so that the water flow stroke can be prolonged.

In addition, the coil 7 is coiled outside the box 1, and the coil 7 is connected with the box 1 by a fiber welding technology, specifically a vacuum fiber welding technology, which is an existing welding technology, and is not specifically described herein.

The water inlet pipe 5 and the coil pipe 7 are communicated, the water outlet pipe 6 is communicated with the heat exchange pipe 8, the coil pipe 7 is communicated with the heat exchange pipe 8, and a temperature control plate 9 is arranged on the end part of the water outlet pipe 6 and used for displaying the water temperature flowing through the water outlet pipe 6, especially, the diameter of the heat exchange pipe 8 is gradually increased from one end connected with the water inlet pipe 5, so that when water flows into the heat exchange pipe 8 from the water inlet pipe 5, the water flow speed is gradually slowed down under the condition of the same water flow rate due to the gradual increase of the section of the heat exchange pipe 8, the water flow passing time under the same flow rate is increased together with the water flow stroke extension, and the heat exchange efficiency is high.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Claims

1. The utility model provides a heat exchanger for hanging stove, its characterized in that, includes the box, box one end is the opening, the inside water collecting chamber that forms of box, keep away from on the box the open-ended other end is the heat exchange chamber, set up the fin of a plurality of parallel arrays in the heat exchange chamber, heat exchanger for hanging stove still includes inlet tube, outlet pipe, coil pipe and heat exchange tube, the heat exchange tube is the design of winding and locates in the heat exchange chamber and alternate with in the fin, the coil pipe dish is located outside the box, just the inlet tube with the coil pipe intercommunication, the outlet pipe with the heat exchange tube intercommunication, the coil pipe with the heat exchange tube is from the one end that the inlet tube meets the diameter crescent.

2. The heat exchanger for a wall-hanging boiler according to claim 1, wherein the coil pipe and the tank are connected by a fine welding.

3. The heat exchanger for a wall-hanging boiler according to claim 1, wherein the tank, the water inlet pipe, the water outlet pipe, the coil pipe and the heat exchange pipe are all made of oxygen-free copper.

4. A heat exchanger for a wall-hanging stove according to claim 1, wherein a temperature control plate is provided at an end of the water outlet pipe.

5. The heat exchanger for a wall-hanging boiler according to claim 1, wherein the water inlet pipe and the coil pipe, the coil pipe and the heat exchange pipe, and the heat exchange pipe and the water outlet pipe are welded by phosphor-copper-tin welding rods.