CN219956212U

CN219956212U - Chemical heat exchanger

Info

Publication number: CN219956212U
Application number: CN202320951849.1U
Authority: CN
Inventors: 窦雷; 孙砚军; 陈嘉艺
Original assignee: Zhongyi Chemical Zhangzhou Co ltd
Current assignee: Zhongyi Chemical Zhangzhou Co ltd
Priority date: 2023-04-25
Filing date: 2023-04-25
Publication date: 2023-11-03
Anticipated expiration: 2033-04-25

Abstract

The utility model belongs to the technical field of chemical heat exchangers, and particularly discloses a chemical heat exchanger which comprises a heat exchanger main body, wherein an air inlet and an air outlet are respectively arranged at the left end and the right end of the heat exchanger main body, a first vertical plate, a second vertical plate and a third vertical plate are sequentially arranged in the heat exchanger main body from left to right, and a first coiled pipe and a second coiled pipe are respectively arranged between the first vertical plate and the second vertical plate and between the second vertical plate and the third vertical plate; the bottom of the heat exchanger main body is provided with a cold water inlet which is communicated with a water inlet groove arranged at the bottom of the first vertical plate; the bottoms of the second vertical plate and the third vertical plate are respectively provided with a first filter tank and a second filter tank, and a first filter screen plate and a second filter screen plate are respectively arranged in the first filter tank and the second filter tank; the bottom of the heat exchanger main body is provided with a hot water outlet which is communicated with the second filter tank; the bottom of the heat exchanger main body is provided with a scale receiving mechanism at the corresponding position of the first filter tank and the second filter tank.

Description

Chemical heat exchanger

Technical Field

The utility model relates to the technical field of chemical heat exchangers, in particular to a chemical heat exchanger.

Background

A heat exchanger is a device that transfers a portion of the heat of a hot fluid to a cold fluid, also known as heat exchangers. The heat exchanger is a common device for chemical industry, petroleum, power, food and other industrial departments, and has an important role in production. The heat exchange equipment has various types and different performances due to different purposes, but can be classified into a shell-and-tube structure and a plate structure.

When the existing chemical heat exchanger is used, cooling water is subjected to heat exchange treatment with hot gas generated by chemical processing through a coiled pipe or a U-shaped pipe, the cooling water can be utilized after being heated, the chemical heat exchanger can be recycled, scale is easy to generate after the cooling water in the coiled pipe of the chemical heat exchanger is heated, and the scale flows out along with water flow when hot water is used, so that the use of people is affected.

Disclosure of Invention

The utility model aims to provide a chemical heat exchanger so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the chemical heat exchanger comprises a heat exchanger main body, wherein an air inlet and an air outlet are respectively arranged at the left end and the right end of the heat exchanger main body, a first vertical plate, a second vertical plate and a third vertical plate are sequentially arranged in the heat exchanger main body from left to right, and a first coiled pipe and a second coiled pipe are respectively arranged between the first vertical plate and the second vertical plate and between the second vertical plate and the third vertical plate; a cold water inlet is formed in the bottom of the heat exchanger main body at a position corresponding to the first vertical plate, and the cold water inlet is communicated with a water inlet groove formed in the bottom of the first vertical plate; the bottoms of the second vertical plate and the third vertical plate are respectively provided with a first filter tank and a second filter tank, and a first filter screen plate and a second filter screen plate are respectively arranged in the first filter tank and the second filter tank; the bottom of the heat exchanger main body is provided with a hot water outlet, and the hot water outlet is communicated with the second filter tank; the bottom of the heat exchanger main body is provided with a scale receiving mechanism at the corresponding positions of the first filter tank and the second filter tank.

Preferably, the left end of the first serpentine pipe is communicated with the water inlet groove, the right end of the first serpentine pipe is communicated with the first filter groove, and the right end of the first serpentine pipe is positioned below the first filter screen plate.

Preferably, the left end of the second serpentine tube is communicated with the first filter tank, the right end of the second serpentine tube is communicated with the second filter tank, the left end of the second serpentine tube is located above the first filter screen plate, and the right end of the second serpentine tube is located below the second filter screen plate.

Preferably, the inner end of the hot water outlet is positioned above the second filter screen plate.

Preferably, the scale receiving mechanism comprises a scale receiving box, both sides of the scale receiving box are fixedly connected with the bottom of the heat exchanger main body through mounting plates, a through hole is arranged on the inner bottom wall of the scale receiving box, a rubber ring is connected on the inner wall of the through hole, the rubber ring is internally and slidably penetrated by a sliding rod, the top end of the sliding rod is fixedly connected with a rubber plug, the bottom end of the sliding rod is fixedly connected with a convex block, the convex block is movably provided with a fastening bolt, and the head end of the fastening bolt is in threaded connection with a preformed hole formed in the inner bottom wall of the scale receiving box; the bottom of the scale receiving box is communicated with a drain pipe, and a valve is arranged on the drain pipe.

Preferably, the bottom of the heat exchanger main body is provided with insertion holes corresponding to the rubber plugs, the insertion holes correspond to the first filter grooves and the second filter grooves, and the rubber plugs are matched with the insertion holes, the first filter grooves and the second filter grooves.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the coiled pipe is divided into the first coiled pipe and the second coiled pipe, the tail ends of the first coiled pipe and the second coiled pipe are respectively provided with the first filter screen plate and the second filter screen plate, and the first filter screen plate is used for preventing scale in the first coiled pipe from entering the second coiled pipe, so that the phenomenon that the second coiled pipe contains more scale to cause blockage in the pipe can be avoided; the second filter screen plate is used for filtering scale in the second serpentine pipe, so that the scale is prevented from flowing to the hot water outlet along with water flow, and the use of people cannot be influenced.

2. According to the utility model, the first filter screen plate and the second filter screen plate are respectively arranged in the first filter tank and the second filter tank, and the notch of the first filter tank and the notch of the second filter tank are plugged through the rubber plugs, so that the condition of water flow leakage can be avoided; when the scale in the first filter tank and the second filter tank needs to be cleaned, the fastening bolt is disassembled, the sliding rod is driven to move downwards through the convex block, the sliding rod drives the rubber plug to move downwards, when the rubber plug is separated from the insertion hole, the scale in the first filter tank and the second filter tank falls into the scale receiving box through the insertion hole, and the operation is simple, so that the scale in the first filter tank and the second filter tank is cleaned conveniently.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the scale receiving mechanism of the present utility model from top to bottom;

fig. 3 is a schematic view of the scale receiving mechanism of the present utility model from the bottom up.

In the figure: 1. a heat exchanger body; 2. an air inlet; 3. an air outlet; 4. a first vertical plate; 5. a second vertical plate; 6. a third vertical plate; 7. a first serpentine tube; 8. a second serpentine tube; 9. cold water a water inlet; 10. a water inlet tank; 11. a first filter tank; 12. a second filter tank; 13. a first screen panel; 14. a second screen panel; 15. a hot water outlet; 16. a scale receiving mechanism; 161. a scale receiving tank; 162. a mounting plate; 163. a rubber ring; 164. a slide bar; 165. a rubber stopper; 166. a bump; 167. a fastening bolt; 168. a blow-down pipe; 17. and an insertion hole.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between 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.

Referring to fig. 1-3, the present utility model provides a technical solution: the chemical heat exchanger comprises a heat exchanger main body 1, wherein an air inlet 2 and an air outlet 3 are respectively arranged at the left end and the right end of the heat exchanger main body 1, a first vertical plate 4, a second vertical plate 5 and a third vertical plate 6 are sequentially arranged in the heat exchanger main body 1 from left to right, and a first coiled pipe 7 and a second coiled pipe 8 are respectively arranged between the first vertical plate 4 and the second vertical plate 5 and between the second vertical plate 5 and the third vertical plate 6; a cold water inlet 9 is formed in the bottom of the heat exchanger main body 1 at a position corresponding to the first vertical plate 4, and the cold water inlet 9 is communicated with a water inlet groove 10 formed in the bottom of the first vertical plate 4; the bottoms of the second vertical plate 5 and the third vertical plate 6 are respectively provided with a first filter tank 11 and a second filter tank 12, and the first filter tank 11 and the second filter tank 12 are respectively provided with a first filter screen plate 13 and a second filter screen plate 14; the bottom of the heat exchanger main body 1 is provided with a hot water outlet 15, and the hot water outlet 15 is communicated with the second filter tank 12; the bottom of the heat exchanger main body 1 is provided with a scale receiving mechanism 16 at the corresponding positions of the first filter tank 11 and the second filter tank 12.

Further, the left end of the first serpentine pipe 7 is communicated with the water inlet tank 10, the right end is communicated with the first filter tank 11, and the right end is positioned below the first filter screen plate 13.

Further, the left end of the second serpentine tube 8 is communicated with the first filter tank 11, the right end is communicated with the second filter tank 12, and the left end of the second serpentine tube 8 is positioned above the first filter screen plate 13, and the right end is positioned below the second filter screen plate 14.

Further, the inner end of the hot water outlet 15 is positioned above the second filter screen plate 14.

Further, the scale receiving mechanism 16 includes a scale receiving box 161, two sides of the scale receiving box 161 are fixedly connected with the bottom of the heat exchanger main body 1 through a mounting plate 162, a through hole is formed in the inner bottom wall of the scale receiving box 161, a rubber ring 163 is connected to the inner wall of the through hole, a sliding rod 164 is penetrated in the rubber ring 163 in a sliding manner, and the rubber ring 163 is used for sealing the through hole; the top end of the sliding rod 164 is fixedly connected with a rubber plug 165, and the rubber plug 165 is inserted into the first filter tank 11 and the second filter tank 12 and is used for plugging the first filter tank 11 and the second filter tank 12; the bottom end of the sliding rod 164 is fixedly connected with a bump 166, the bump 166 is movably provided with a fastening bolt 167, the head end of the fastening bolt 167 is in threaded connection with a preformed hole formed in the inner bottom wall of the scale receiving box 161 and is used for fixing the bump 166, so that the stability of the rubber plug 165 in the first filter tank 11 and the second filter tank 12 is improved; the bottom end of the scale receiving box 161 is communicated with a drain pipe 168, a valve is arranged on the drain pipe 168, and the scale in the scale receiving box 161 is conveniently discharged by opening the valve.

Further, the bottom of the heat exchanger main body 1 and the corresponding position of the rubber plug 165 are provided with insertion holes 17, the insertion holes 17 correspond to the first filter tank 11 and the second filter tank 12, and the rubber plug 165 is matched with the insertion holes 17, the first filter tank 11 and the second filter tank 12; the rubber stopper 165 is fitted into the first filter tank 11 and the second filter tank 12 when attached, and is used for sealing and blocking the first filter tank 11 and the second filter tank 12, and when it is necessary to clean scale in the first filter tank 11 and the second filter tank 12, the rubber stopper 165 is pulled out from the first filter tank 11 and the second filter tank 12, and blocking of the first filter tank 11 and the second filter tank 12 is released.

Working principle: when the heat exchanger is used, hot gas generated by chemical processing enters the heat exchanger main body 1 through the air inlet 2 and is discharged from the air outlet 3 at the other end of the heat exchanger main body 1, and the hot gas exchanges heat with cold water in the first coiled pipe 7 and the second coiled pipe 8 in the flowing process of the heat exchanger main body 1; when hot water is used, the valve on the hot water outlet 15 is opened, the hot water in the first coiled pipe 7 and the second coiled pipe 8 flows and flows out of the hot water outlet 15 for use, in the process, the hot water in the first coiled pipe 7 enters the second coiled pipe 8 after being filtered by the first filter screen plate 13, and scale in the first coiled pipe 7 can be prevented from entering the second coiled pipe 8, so that the second coiled pipe 8 is prevented from being blocked due to the fact that more scale is contained in the second coiled pipe 8; when water in the second serpentine pipe 8 flows out, the water is filtered through the second filter screen plate 14, so that scale is prevented from flowing to the hot water outlet 15 along with water flow, and the use of people is not affected; when the scale in the first filter tank 11 and the second filter tank 12 needs to be cleaned, the fastening bolt 167 is disassembled to release the fixing of the protruding block 166, then, the protruding block 166 is pulled to pull the sliding rod 164, the sliding rod 164 drives the rubber plug 165 to be pulled out of the first filter tank 11 and the second filter tank 12 and pulled out of the insertion hole 17, at the moment, the scale in the first filter tank 11 and the second filter tank 12 falls into the scale receiving box 161, and when the water flowing out does not contain scale or contains less scale, the rubber plug 165 is pushed into the first filter tank 11 and the second filter tank 12 again through the insertion hole 17 to seal and block, so that the operation is simple, and the scale in the first filter tank 11 and the second filter tank 12 is convenient to clean.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The chemical heat exchanger is characterized by comprising a heat exchanger main body (1), wherein an air inlet (2) and an air outlet (3) are respectively arranged at the left end and the right end of the heat exchanger main body (1), a first vertical plate (4), a second vertical plate (5) and a third vertical plate (6) are sequentially arranged in the heat exchanger main body (1) from left to right, and a first coiled pipe (7) and a second coiled pipe (8) are respectively arranged between the first vertical plate (4) and the second vertical plate (5) and between the second vertical plate (5) and the third vertical plate (6); a cold water inlet (9) is formed in the bottom of the heat exchanger main body (1) at a position corresponding to the first vertical plate (4), and the cold water inlet (9) is communicated with a water inlet groove (10) formed in the bottom of the first vertical plate (4); the bottoms of the second vertical plate (5) and the third vertical plate (6) are respectively provided with a first filter tank (11) and a second filter tank (12), and the first filter tank (11) and the second filter tank (12) are respectively provided with a first filter screen plate (13) and a second filter screen plate (14); a hot water outlet (15) is formed in the bottom of the heat exchanger main body (1), and the hot water outlet (15) is communicated with the second filter tank (12); the bottom of the heat exchanger main body (1) is provided with a scale receiving mechanism (16) at the corresponding positions of the first filter tank (11) and the second filter tank (12).

2. A chemical heat exchanger according to claim 1, wherein: the left end of the first serpentine pipe (7) is communicated with the water inlet groove (10), the right end of the first serpentine pipe is communicated with the first filter groove (11), and the right end of the first serpentine pipe is positioned below the first filter screen plate (13).

3. A chemical heat exchanger according to claim 1, wherein: the left end of the second coiled pipe (8) is communicated with the first filter tank (11), the right end of the second coiled pipe (8) is communicated with the second filter tank (12), the left end of the second coiled pipe (8) is located above the first filter screen plate (13), and the right end of the second coiled pipe is located below the second filter screen plate (14).

4. A chemical heat exchanger according to claim 1, wherein: the inner end of the hot water outlet (15) is positioned above the second filter screen plate (14).

5. A chemical heat exchanger according to claim 1, wherein: the scale receiving mechanism (16) comprises a scale receiving box (161), wherein two sides of the scale receiving box (161) are fixedly connected with the bottom of the heat exchanger main body (1) through mounting plates (162), a through hole is formed in the inner bottom wall of the scale receiving box (161), a rubber ring (163) is connected to the inner wall of the through hole, a sliding rod (164) is penetrated in the rubber ring (163) in a sliding manner, a rubber plug (165) is fixedly connected to the top end of the sliding rod (164), a lug (166) is fixedly connected to the bottom end of the sliding rod (164), a fastening bolt (167) is movably arranged on the lug (166), and the head end of the fastening bolt (167) is in threaded connection with a reserved hole formed in the inner bottom wall of the scale receiving box (161); the bottom end of the scale receiving box (161) is communicated with a drain pipe (168), and a valve is arranged on the drain pipe (168).

6. A chemical heat exchanger according to claim 5, wherein: the bottom of the heat exchanger main body (1) and the corresponding positions of the rubber plugs (165) are provided with insertion holes (17), the insertion holes (17) correspond to the first filter grooves (11) and the second filter grooves (12), and the rubber plugs (165) are matched with the insertion holes (17), the first filter grooves (11) and the second filter grooves (12).