CN216898496U

CN216898496U - Micro heat pipe array type heat exchanger

Info

Publication number: CN216898496U
Application number: CN202122294522.5U
Authority: CN
Inventors: 张礼政; 张礼英
Original assignee: Novark Technology (Shenzhen) Inc
Current assignee: Novark Technology (Shenzhen) Inc
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-07-05
Anticipated expiration: 2031-09-22

Abstract

The utility model discloses a micro heat pipe array type heat exchanger, which comprises a heat exchanger shell and a micro heat pipe array arranged in the middle of the heat exchanger shell, wherein the interior of the heat exchanger shell is divided into a water cavity and an air cavity through the micro heat pipe array, the bottom of the water cavity is provided with a bottom plate, a top plate is arranged in an opening of the water cavity, a cover plate is arranged on the top surface of the top plate, four side surfaces of the bottom plate and the top plate are respectively abutted against four inner wall surfaces of the water cavity, the upper end of the cover plate is provided with an adjusting mechanism for driving the cover plate to move, a filter screen plate is vertically arranged on the right sides of the top plate and the bottom plate, partition plates are arranged in the air cavity, and a plurality of baffle plates which are arranged in a staggered mode are arranged in the air cavity. The utility model has simple structure, can greatly reduce the flowing speed of the flue gas through the baffle plate, ensures that the high temperature in the flue gas can be fully absorbed by the micro heat pipe array, reduces the loss of heat, and can quickly scrape the scale remained in the water cavity through the ascending bottom plate.

Description

Micro heat pipe array type heat exchanger

Technical Field

The utility model relates to the technical field of heat exchangers, in particular to a micro heat pipe array type heat exchanger.

Background

At present, a large amount of energy consumption is needed in various industrial production fields, heat energy which is generated in various heat energy conversion equipment, energy utilization equipment and chemical reaction equipment and is not utilized in the production process can also be generated in the production process, the sources of the waste heat mainly comprise industrial exhaust waste heat, waste heat of high-temperature products and slag, waste heat of cooling media, waste heat generated in the chemical reaction process, combustible waste gas, waste materials, heat energy of waste liquid, waste steam and waste water, the average heat efficiency of an industrial boiler is only 67%, and the rest energy is discharged into the atmosphere through high-temperature waste flue gas, so that great waste is caused.

The waste heat utilization of the boiler industry is an important subject in energy conservation at present, and has high economic and social benefits. For example, smelting furnace waste heat utilization in the boiler industry converts smelting waste heat into other energy sources, if heat in the flue gas is used for water heating through a heat exchanger, the link of heating water is reduced in a factory, and the energy sources are saved. Although the existing heat exchanger can well play a role in heat exchange, certain heat loss can still be caused in the heat exchange process, and meanwhile, water scales in the heat exchanger are not easy to clean.

Disclosure of Invention

The technical problem to be solved by the present invention is to provide a micro heat pipe array type heat exchanger to solve the problems proposed in the background art.

The utility model is realized by the following technical scheme: a micro heat pipe array type heat exchanger comprises a heat exchanger shell and a micro heat pipe array arranged in the middle of the heat exchanger shell, wherein the interior of the heat exchanger shell is divided into a water cavity and an air cavity through the micro heat pipe array, an opening at the upper end of the water cavity is arranged, a bottom plate is arranged at the bottom of the water cavity, a top plate is arranged in the opening of the water cavity, a cover plate is arranged on the top surface of the top plate, the bottom surface of the cover plate is abutted against the opening end surface of the water cavity, a strip-shaped opening is arranged in the middle of the bottom plate, a graphene heat conduction film is arranged in the strip-shaped opening, four side surfaces of the bottom plate and the top plate are abutted against four inner wall surfaces of the water cavity, an adjusting mechanism for driving the cover plate to move is arranged at the upper end of the cover plate, a plurality of connecting rods are arranged between the top plate and the bottom plate, a filter screen plate is vertically arranged at the right side of the top plate and the bottom plate, a partition plate is arranged in the air cavity, the partition plate is shorter than the length of the air cavity, and a plurality of baffles which are arranged in a staggered mode, and a channel with a snake-shaped structure is formed among the baffle plate, the partition plate and the air cavity.

According to the preferable technical scheme, the adjusting mechanism comprises an L-shaped plate, a screw rod, a bearing and a hand wheel, one end of the L-shaped plate is installed on the side face of the heat exchanger shell, the other end of the L-shaped plate is arranged at the top of the heat exchanger shell, the bearing is installed on the top face of the cover plate in an embedded mode, a screw hole is formed in the position, right opposite to the inner ring of the bearing, of the L-shaped plate, the screw rod is connected into the screw hole in a threaded mode, the lower end of the screw rod is installed in the inner ring of the bearing, the hand wheel is installed at the upper end of the screw rod, and one end face of the cover plate is in contact with the inner side face of the L-shaped plate.

As the preferred technical scheme, a rubber layer with a frame-shaped structure is embedded on the end face of the opening of the water cavity, and the top surface of the rubber layer is abutted against the bottom surface of the cover plate.

As the preferred technical scheme, an air inlet pipe and an air outlet pipe which are communicated with the air cavity are installed on the left side of the heat exchanger shell, an air inlet pipe communicated with the water cavity is also installed on the left side surface of the heat exchanger shell, and an air outlet pipe communicated with the water cavity is installed on the right side surface of the heat exchanger shell.

The utility model has the beneficial effects that: the utility model has simple structure, high-temperature flue gas enters the air cavity along the air inlet pipe, the flowing speed of the flue gas can be greatly reduced through the baffle plate, so that the high temperature in the flue gas can be fully absorbed by the micro heat pipe array, the heat of the flue gas is transferred into the water cavity, the heat loss is reduced until the flue gas is discharged from the air outlet pipe, the top plate and the bottom plate can be driven through the adjusting mechanism, residual scale on the inner part of the water cavity can be quickly scraped through the ascending bottom plate, the scale in the water can be blocked through the filter screen plate, the discharge of the scale is avoided, and simultaneously, the bottom plate and the filter screen plate can be directly leaked outside after the bottom plate ascends, thereby facilitating the cleaning of the bottom plate, the top plate and the filter screen plate.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the present invention after the bottom plate and the top plate are raised.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and 2, the micro heat pipe array type heat exchanger of the present invention comprises a heat exchanger shell 1 and a micro heat pipe array 2 installed in the middle of the heat exchanger shell 1, the interior of the heat exchanger shell 1 is divided into a water chamber 4 and an air chamber 3 by the micro heat pipe array 2, the upper end of the water chamber 4 is opened, the bottom of the water chamber 4 is provided with a bottom plate 7, the opening of the water chamber 4 is provided with a top plate 9, the top surface of the top plate 9 is provided with a cover plate 11, the bottom surface of the cover plate 11 is abutted against the opening end surface of the water chamber 4, the middle of the bottom plate 7 is provided with a strip-shaped port, the strip-shaped port is provided with a graphene heat conducting film 8, the four side surfaces of the bottom plate 7 and the top plate 9 are abutted against the four inner wall surfaces of the water chamber 4, the upper end of the cover plate 11 is provided with an adjusting mechanism for driving the cover plate to move, a plurality of connecting rods are installed between the top plate 9 and the bottom plate 7, the top plate 9 and the right side of the bottom plate 7 are vertically provided with a filter screen plate 13, the internally mounted of air cavity 3 has baffle 5, and the length of baffle 5 is less than the length of air cavity 3, installs the crisscross baffle 6 that sets up of polylith in the air cavity 3, forms serpentine structure's passageway between baffle 6, baffle 5 and the air cavity 3, wherein, has increased the heat conduction effect through graphite alkene heat conduction membrane, makes the heat can be quick transmit to the water cavity in.

In this embodiment, adjustment mechanism includes L template 22, screw rod 15, bearing 14 and hand wheel 16, L template 22 one end is installed on the side of heat exchanger shell 1, the other end sets up in the top of heat exchanger shell 1, bearing 14 is embedded to be installed on the top surface of apron 11, L template 22 is just equipped with the screw hole to the inner circle department of bearing 14, screw rod 15 threaded connection is in the screw hole, screw rod 15 lower extreme is installed in the inner circle of bearing 14, hand wheel 16 is installed in screw rod 15 upper end, an end face and the inboard face of L template 22 of apron ll touch.

In this embodiment, the rubber layer 12 with a frame-shaped structure is embedded on the open end surface of the water cavity 4, the top surface of the rubber layer 12 abuts against the bottom surface of the cover plate 11, and the sealing performance between the cover plate and the open end surface is increased through the rubber layer.

In this embodiment, an air inlet pipe 19 and an air outlet pipe 21 which are communicated with the air cavity are installed on the left side of the heat exchanger shell l, an water inlet pipe 17 communicated with the water cavity is also installed on the left side surface of the heat exchanger shell 1, and a water outlet pipe 18 communicated with the water cavity is installed on the right side surface of the heat exchanger shell 1.

High-temperature flue gas enters the air cavity along the air inlet pipe, the flowing speed of the flue gas can be greatly reduced through the baffle plate, so that the high temperature in the flue gas can be fully absorbed by the micro heat pipe array, the heat of the flue gas is transferred to the water cavity, and the loss of the heat is reduced until the flue gas is discharged from the air outlet pipe;

the outside water enters the water cavity along the water inlet pipe and is heated by the high temperature transmitted from the air cavity until being discharged from the water outlet pipe, the scale generated in the heating process is remained on the bottom surface of the top plate, the top surface of the bottom plate and the inner wall surface of the water cavity, after a period of time, the hand wheel can be rotated, the rotation of the hand wheel drives the screw rod to move upwards along the screw hole, the movement of the screw rod drives the cover plate to make the cover plate rise along the outer wall surface of the L-shaped plate until the cover plate is pressed against the bottom surface of the L-shaped plate, the movement of the cover plate drives the top plate and the bottom plate, the scale remained on the inner part of the water cavity can be quickly scraped through the rising bottom plate, the water scale in the water can be blocked by the filter screen plate, the water scale is prevented from being discharged, and simultaneously after the bottom plate rises, the bottom plate, the top plate and the filter screen plate can be directly leaked outside, so that the bottom plate, the top plate and the filter screen plate can be conveniently cleaned.

The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims

1. A micro heat pipe array type heat exchanger is characterized in that: the heat exchanger comprises a heat exchanger shell (1) and a micro heat pipe array (2) arranged in the middle of the heat exchanger shell (1), wherein the interior of the heat exchanger shell (1) is separated into a water cavity (4) and an air cavity (3) through the micro heat pipe array (2), an opening is formed in the upper end of the water cavity (4), a bottom plate (7) is arranged at the bottom of the water cavity (4), a top plate (9) is arranged in the opening of the water cavity (4), a cover plate (11) is arranged on the top surface of the top plate (9), the bottom surface of the cover plate (11) is abutted to the end surface of the opening of the water cavity (4), a strip-shaped opening is arranged in the middle of the bottom plate (7), a graphene heat conduction film (8) is arranged in the strip-shaped opening, four side surfaces of the bottom plate (7) and the top plate (9) are all abutted to four inner wall surfaces of the water cavity (4), an adjusting mechanism for driving the cover plate to move is arranged at the upper end of the cover plate (11), a plurality of connecting rods are arranged between the top plate (9) and the bottom plate (7), filter screen plate (13) are perpendicularly installed on the right side of roof (9) and bottom plate (7), and the internally mounted of air cavity (3) has baffle (5), and the length of baffle (5) is less than the length of air cavity (3), installs baffle (6) that the polylith crisscross set up in air cavity (3), forms serpentine structure's passageway between baffle (6), baffle (5) and air cavity (3).

2. The micro heat pipe array heat exchanger according to claim 1, wherein: adjustment mechanism includes L template (22), screw rod (15), bearing (14) and hand wheel (16), L template (22) one end is installed on the side of heat exchanger casing (1), the other end sets up in the top of heat exchanger casing (1), bearing (14) embedded installation is on the top surface of apron (11), L template (22) just are equipped with the screw hole to the inner circle department of bearing (14), screw rod (15) threaded connection is in the screw hole, screw rod (15) lower extreme is installed in the inner circle of bearing (14), hand wheel (16) are installed in screw rod (15) upper end, a terminal surface and the medial surface of L template (22) of apron (11) touch.

3. The micro heat pipe array heat exchanger according to claim 1, wherein: the rubber layer (12) with a frame structure is embedded on the open end surface of the water cavity (4), and the top surface of the rubber layer (12) is abutted against the bottom surface of the cover plate (11).

4. The micro heat pipe array heat exchanger according to claim 1, wherein: an air inlet pipe (19) and an air outlet pipe (21) which are communicated with the air cavity are installed on the left side of the heat exchanger shell (1), an water inlet pipe (17) communicated with the water cavity is also installed on the left side surface of the heat exchanger shell (1), and a water outlet pipe (18) communicated with the water cavity is installed on the right side surface of the heat exchanger shell (1).