CN220893072U

CN220893072U - Heat exchange structure for wastewater treatment

Info

Publication number: CN220893072U
Application number: CN202322623063.XU
Authority: CN
Inventors: 胡伟; 赵昆; 朱勇; 张远东; 张青
Original assignee: Jiangsu Longheng New Energy Co ltd
Current assignee: Jiangsu Longheng New Energy Co ltd
Priority date: 2023-09-27
Filing date: 2023-09-27
Publication date: 2024-05-03
Anticipated expiration: 2033-09-27

Abstract

The utility model discloses a heat exchange structure for wastewater treatment, which relates to the technical field of wastewater treatment equipment and comprises two side covers, a cleaning assembly and a connecting rope, wherein a protective shell is arranged between the two side covers, a plurality of heat exchange plates are fixedly connected in the protective shell, the cleaning assembly is matched with the heat exchange plates, the cleaning assembly is slidingly connected in the protective shell, one end of the connecting rope is fixedly connected with one end of the cleaning assembly, the connecting rope is used for driving the cleaning assembly, the cleaning assembly comprises a slide bar, a spring and a mounting frame, the spring is sleeved on the slide bar, the spring is positioned at the upper end of the protective shell, a plurality of connecting columns matched with the heat exchange plates are fixedly connected in the mounting frame, and bristles for cleaning the heat exchange plates are fixedly connected on the connecting columns. Compared with the prior art, the heat exchange structure for wastewater treatment is convenient for cleaning the heat exchange structure, and the problem that the cleaning service time of the heat exchange assembly is long after disassembly is avoided.

Description

Heat exchange structure for wastewater treatment

Technical Field

The utility model relates to the technical field of wastewater treatment equipment, in particular to a heat exchange structure for wastewater treatment.

Background

With the rapid development of industry, the variety and quantity of wastewater are rapidly increased, the pollution to water is also increasingly and seriously increased, and the health and safety of human beings are threatened. Since the components of industrial wastewater are more complex, some are toxic, and industrial wastewater treatment is more difficult and important than urban wastewater treatment.

For example, in the production of silicon wafers, processes such as texturing and cleaning can generate waste water with heat, and the heat of the waste water is generally reused through a heat exchange structure.

Chinese patent publication No. CN214892746U discloses a novel heat exchanger for high concentration waste water treatment, through setting up the structure of convenient to detach heat exchange assembly, clear up after dismantling heat exchange assembly, although the abluent cleanliness after dismantling can be higher, but more waste time and energy. Particularly for industrial heat exchangers, the waste water generated by the production line cannot be subjected to normal heat exchange treatment for a long time, and energy waste is caused.

Disclosure of utility model

The utility model aims to provide a heat exchange structure for wastewater treatment, which is convenient for cleaning the heat exchange structure, avoids the problem that the cleaning time of a heat exchange assembly is long after disassembly, and can clean the heat exchange assembly without disassembling the heat exchange structure through a cleaning assembly, so that the cleaning time is short, and the heat energy loss of wastewater is not easy to cause.

In order to achieve the above purpose, the utility model provides a heat exchange structure for wastewater treatment, which comprises two side covers, a cleaning assembly and a connecting rope, wherein a protective shell is arranged between the two side covers, a plurality of heat exchange plates are fixedly connected in the protective shell, the cleaning assembly is matched with the heat exchange plates, the cleaning assembly is slidingly connected in the protective shell, one end of the connecting rope is fixedly connected with one end of the cleaning assembly, the connecting rope is used for driving the cleaning assembly to move up and down, the cleaning assembly comprises a slide bar, a spring and a mounting frame, the spring is sleeved on the slide bar, the spring is positioned at the upper end of the protective shell, a plurality of connecting columns matched with the heat exchange plates are fixedly connected in the mounting frame, bristles matched with the heat exchange plates are fixedly connected on the connecting columns, and the connecting rope is fixedly connected with one end of the slide bar far away from the mounting frame.

In one or more embodiments, a guide block is fixedly connected to the upper end of the protective shell.

In one or more embodiments, a water outlet is formed in one of the side covers, a water inlet is formed in the upper end of the water outlet, and the number of the water outlet and the number of the water inlet are two.

In one or more embodiments, a fixing column is fixedly connected between the two side covers through bolts.

In one or more embodiments, the gap between adjacent connection columns is greater than the thickness of the heat exchange plate.

In one or more embodiments, the length of the slide bar is greater than the height of the guard casing.

In one or more embodiments, a first through hole is formed in the lower end of the protective shell, and a collecting disc is slidably connected to the first through hole.

In one or more embodiments, a limit groove is formed in the side wall of the first through hole of the protective shell, and a sealing strip matched with the limit groove is fixedly connected to the collecting disc.

In one or more embodiments, the end of the collecting tray away from the first through hole is fixedly connected with a scraper, and the end of the collecting tray away from the first through hole is fixedly connected with a cleaning block.

In one or more embodiments, a pair of sliding grooves are formed in opposite faces of the two side covers, and a sliding block matched with the sliding grooves is fixedly connected to the mounting frame.

Compared with the prior art, the heat exchange structure for wastewater treatment is convenient for cleaning the heat exchange structure, the problem that the cleaning service time of the heat exchange assembly is long after disassembly is avoided, the heat exchange assembly can be cleaned under the condition that the heat exchange structure is not disassembled through the cleaning assembly, the cleaning time is short, and the loss of wastewater heat energy is not easy to cause.

Drawings

Fig. 1 is a schematic structural view of a heat exchange structure for wastewater treatment according to an embodiment of the present utility model.

Fig. 2 is an exploded view of a heat exchange structure for wastewater treatment according to an embodiment of the present utility model.

Fig. 3 is a sectional view of a heat exchange structure for wastewater treatment according to an embodiment of the present utility model.

Fig. 4 is a schematic diagram of the structure at a in fig. 3.

Fig. 5 is a schematic view of the structure of a collecting tray according to an embodiment of the present utility model.

FIG. 6 is a schematic structural view of a protective shell according to an embodiment of the present utility model.

The main reference numerals illustrate:

1. A side cover; 101. a water outlet; 102. a water inlet; 103. a chute; 2. a protective shell; 201. a first through hole; 202. a limit groove; 203. a second through hole; 3. fixing the column; 4. a heat exchange plate; 5. a cleaning assembly; 501. a slide bar; 502. a spring; 503. a mounting frame; 5031. a slide block; 504. a connecting column; 505. brushing; 6. a connecting rope; 7. a guide block; 8. a collection tray; 801. a handle; 802. a scraper; 803. a cleaning block; 804. and (5) a sealing strip.

Detailed Description

The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.

Referring to fig. 1 to 6, a heat exchange structure for wastewater treatment according to an embodiment of the present utility model includes two side covers 1 and a protective case 2, the protective case 2 is installed between the two side covers 1, a fixing column 3 is fixedly connected between the side covers 1 and the protective case 2 through bolts, and the fixing column 3 is used for fixing the side covers 1 and the protective case 2. A plurality of heat exchange plates 4 are arranged in the protective shell 2. The side cover 1 is provided with a water outlet 101 and a water inlet 102, the number of the water outlet 101 and the water inlet 102 is two, one water outlet 101 and one water inlet 102 are a group, wherein one group of water outlet 101 and water inlet 102 is used for conveying waste water with heat, and the other group of water outlet 101 and water inlet 102 is used for conveying cold water or low temperature water which needs heat exchange.

In general, the water to be subjected to heat exchange flows through the inside of the heat exchange plate 4, and the waste water flows through the outside of the heat exchange plate 4, i.e., the waste water flows through the inside of the protective shell 2. Since the waste water is between the heat exchange plate 4 and the protective housing 2 and the waste water is in contact with the heat exchange plate 4. The heat exchange structure is used for a long time to exchange heat, and sundries in the wastewater can be attached to the surface of the heat exchange plate 4, so that the heat exchange efficiency of the heat exchange structure can be affected. In addition, if the waste water is corrosive, the outside of the heat exchange plate 4 is not cleaned in time, and the service life of the heat exchange plate 4 is reduced.

Referring to fig. 1 to 6, a cleaning assembly 5 is slidably connected to the inside of the protective housing 2, and the cleaning assembly 5 can clean the surface of the heat exchange plate 4 during the vertical sliding process.

Referring to fig. 2 to 4, the cleaning unit 5 includes a slide bar 501, a spring 502, and a mounting frame 503. A plurality of connection posts 504 are welded in the mounting frame 503, and gaps between adjacent connection posts 504 are larger than the thickness of a single heat exchange plate 4, that is, the connection posts 504 cannot contact with the heat exchange plate 4 in the process that the cleaning assembly 5 slides up and down. The two side walls of the connecting column 504 are adhered with bristles 505 matched with the heat exchange plate 4, the bristles 505 can be contacted with the outer wall of the heat exchange plate 4, and the outer wall of the heat exchange plate 4 can be brushed in the process of sliding up and down.

Further, a second through hole 203 is formed at the upper end of the protecting shell 2, the second through hole 203 is located at the center of the upper end of the protecting shell 2, a sliding rod 501 is slidably connected in the second through hole 203, and one end of the sliding rod 501 is fixedly connected with one connecting column 504. The sliding rod 501 and one of the connecting posts 504 may be welded, screwed or otherwise mounted, so that the mounting frame 503 can be moved downward by pressing down the sliding rod 501, thereby enabling the cleaning assembly 5 to clean the surface of the heat exchange plate 4.

Referring to fig. 1-2, the spring 502 is sleeved on the slide bar 501, the spring 502 is located at the upper end of the protecting shell 2, a flange is arranged at one end of the slide bar 501 far away from the protecting shell 2, and the flange can ensure that the spring 502 can be fixed on the slide bar 501, so that the spring 502 is not easy to separate from the slide bar 501. After the sliding rod 501 is pressed down, the sliding rod 501 can be reset through the spring 502, namely the cleaning assembly 5 is pressed down, the cleaning assembly 5 can move downwards and also can move upwards, and the surface of the heat exchange plate 4 can be cleaned through two movements.

In general, the length of the sliding rod 501 is greater than the height of the protecting shell 2, so as to avoid the situation that the cleaning effect is affected due to insufficient length of the sliding rod 501 in the process of pressing the cleaning assembly 5 down by the sliding rod 501.

Referring to fig. 1, one end of the slide bar 501 far away from the protective shell 2 is connected with a connecting rope 6, and the upper end of the protective shell 2 is fixedly connected with a guide block 7 matched with the connecting rope 6. One end of the connecting rope 6 far away from the cleaning assembly 5 is located on one side of the cleaning assembly 5, so that the guide block 7 is not conveniently driven by the connecting rope 6, and the force applied by the connecting rope 6 can be changed by the guide block 7, so that the connecting rope 6 can conveniently press down the cleaning assembly 5.

Wherein, in order to guarantee that the cleaning component 5 can not deviate in the process of moving downwards, the opposite surfaces of the two side covers 1 are provided with sliding grooves 103, the installation frame 503 is integrally provided with sliding blocks 5031 matched with the sliding grooves 103, the sliding grooves 103 are rectangular grooves, the sliding blocks 5031 are rectangular blocks, and the cleaning component 5 can not deviate easily in the process of sliding downwards through the matching of the rectangular grooves and the rectangular blocks.

Referring to fig. 1 to 6, a first through hole 201 is formed in the lower end of the protective housing 2, a collecting tray 8 is slidably connected in the first through hole 201, the collecting tray 8 is used for collecting sundries cleaned by the cleaning assembly 5, and the collecting tray 8 can also clean the bottom wall of the heat exchange plate 4 and the bristles 505.

Specifically, the end of the collecting tray 8 far away from the first through hole 201 is fixedly connected with a scraper 802, and the upper end of the scraper 802 can be in contact with the lower end surfaces of all the heat exchange plates 4, so that the lower end surfaces of the heat exchange plates 4 can be cleaned in the process of extracting the collecting tray 8. Further, a side surface of the scraper 802 near the first through hole 201 is inclined, and when the scraper 802 scrapes off the foreign matters, the foreign matters can flow to the inside of the collecting tray 8 along the inclined surface.

As shown in fig. 5, a handle 801 is welded to the end of the collecting tray 8 adjacent to the first through hole 201, and the collecting tray 8 can be moved conveniently by the handle 801.

Referring to fig. 5, the cleaning block 803 for cleaning the bristles 505 is fixedly connected to the upper end of the collecting tray 8, a plurality of teeth for cleaning the bristles 505 are formed on the cleaning block 803, the bristles 505 can be separated by the teeth, sundries on the bristles 505 can be separated from the bristles 505 by the teeth, and the cleaning block 803 plays a role in cleaning the bristles 505.

Referring to fig. 5 to 6, a limiting groove 202 is formed on the side wall of the first through hole 201 of the protective housing 2, and a sealing strip 804 matched with the limiting groove 202 is fixedly connected to the collecting tray 8. Can guarantee through sealing strip 804 that collection dish 8 inserts in the protecting crust 2, the leakproofness of collection dish 8 and protecting crust 2 junction, sealing strip 804 and spacing groove 202 cooperation simultaneously also can guarantee the stability of collection dish 8 for collection dish 8 is difficult for rocking at will in protecting crust 2.

When the heat exchange plate 4 in the protective shell 2 needs to be cleaned, the connecting rope 6 is pulled firstly, the cleaning assembly 5 is pulled downwards by the pulling force of the connecting rope 6, the connecting rope 6 pulls the cleaning assembly 5 until the cleaning assembly 5 cannot continuously move downwards, then the connecting rope 6 is loosened, the cleaning assembly 5 is restored to the original position through the mounting frame 503, and the actions of pulling the connecting rope 6 and loosening the connecting rope 6 are repeated for a plurality of times, so that the cleaning assembly 5 can reciprocate in the protective shell 2. The cleaning assembly 5 cleans the outer wall of the heat exchanger plate 4 during the movement.

After the outer wall of the heat exchange plate 4 is cleaned for a plurality of times through the cleaning assembly 5, the connecting rope 6 is pulled until the cleaning assembly 5 cannot continuously move downwards, then the connecting rope 6 is fixed, at the moment, the bristles 505 are in contact with the cleaning blocks 803, then the collecting tray 8 is pulled out through the handles 801, the cleaning blocks 803 clean the bristles 505, the scraping plate 802 can clean the bottom wall of the heat exchange plate 4, and residues after cleaning are left in the collecting tray 8. After the sundries in the collecting tray 8 are processed, the sundries are inserted into the protective shell 2 from the limit groove 202.

The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.

Claims

1. A heat exchange structure for wastewater treatment, comprising:

The heat exchange device comprises two side covers (1), wherein a protective shell (2) is arranged between the two side covers (1), and a plurality of heat exchange plates (4) are fixedly connected inside the protective shell (2);

The cleaning assembly (5) is matched with the heat exchange plate (4), and the cleaning assembly (5) is connected in the protective shell (2) in a sliding manner;

The connecting rope (6) is fixedly connected with one end of the cleaning assembly (5), and the connecting rope (6) is used for driving the cleaning assembly (5) to move up and down;

The cleaning assembly (5) comprises a sliding rod (501), a spring (502) and a mounting frame (503), wherein the spring (502) is sleeved on the sliding rod (501), the spring (502) is positioned at the upper end of the protective shell (2), a plurality of connecting columns (504) matched with the heat exchange plate (4) are fixedly connected to the inside of the mounting frame (503), and bristles (505) matched with the heat exchange plate (4) are fixedly connected to the connecting columns (504);

Wherein, connecting rope (6) and slide bar (501) keep away from the one end fixed connection of installing frame (503).

2. The heat exchange structure for wastewater treatment according to claim 1, wherein the upper end of the protective shell (2) is fixedly connected with a guide block (7).

3. The heat exchange structure for wastewater treatment according to claim 1, wherein one of the side covers (1) is provided with a water outlet (101), the upper end of the water outlet (101) is provided with a water inlet (102), and the number of the water outlet (101) and the number of the water inlet (102) are two.

4. A heat exchange structure for waste water treatment according to claim 1 or 3, wherein the two side covers (1) are fixedly connected with the fixing column (3) by bolts.

5. A heat exchange structure for waste water treatment according to claim 1, wherein the gap between adjacent connection columns (504) is larger than the thickness of the heat exchange plate (4).

6. A heat exchange structure for waste water treatment according to claim 1, wherein the length of the slide bar (501) is greater than the height of the protective housing (2).

7. The heat exchange structure for wastewater treatment according to claim 1, wherein a first through hole (201) is formed at the lower end of the protective shell (2), and a collecting tray (8) is slidably connected to the first through hole (201).

8. The heat exchange structure for wastewater treatment according to claim 7, wherein a limit groove (202) is formed in the side wall of the first through hole (201) of the protective shell (2), and a sealing strip (804) matched with the limit groove (202) is fixedly connected to the collecting disc (8).

9. A heat exchange structure for wastewater treatment according to claim 7 or 8, characterized in that a scraper (802) is fixedly connected to an end of the collecting tray (8) away from the first through hole (201), and a cleaning block (803) is fixedly connected to an end of the collecting tray (8) away from the first through hole (201).

10. A heat exchange structure for wastewater treatment according to claim 1, wherein a pair of sliding grooves (103) are formed in opposite surfaces of the two side covers (1), and a sliding block (5031) matched with the sliding grooves (103) is fixedly connected to the mounting frame (503).