CN211147396U - Waste water waste heat recovery device for strip steel cooling - Google Patents
Waste water waste heat recovery device for strip steel cooling Download PDFInfo
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- CN211147396U CN211147396U CN201921960168.1U CN201921960168U CN211147396U CN 211147396 U CN211147396 U CN 211147396U CN 201921960168 U CN201921960168 U CN 201921960168U CN 211147396 U CN211147396 U CN 211147396U
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Abstract
The utility model relates to the field of waste water waste heat recovery, in particular to a waste water waste heat recovery device for strip steel cooling, which comprises a heat exchange pool and a flow guide pipe, wherein the flow guide pipe comprises a front pipe body and a heat exchange pipe which are connected, the heat exchange pipe comprises an expansion pipe body and an exchange pipe group which are connected, and the exchange pipe group is positioned in the bottom of the heat exchange pool; the heat exchange pond includes water inlet and delivery port, the water inlet sets up the one side bottom at the heat exchange pond, the delivery port sets up the opposite side top at the heat exchange pond, the transversal isosceles trapezoid shape of personally submitting of expansion body, it includes port and big port to enlarge the body, port and preceding body are connected, big port and exchange nest of tubes are connected, exchange nest of tubes comprises a plurality of exchange body, preceding body all covers with the expansion body has the heat preservation, still be equipped with heat conduction fin on the exchange body, the exchange body is cuboid form and vertical setting in the heat exchange pond. The utility model discloses can effectively utilize waste water waste heat.
Description
Technical Field
The utility model relates to a waste water waste heat recovery field, concretely relates to waste water waste heat recovery device is used in belted steel cooling.
Background
At present, the environmental problems of water use, drainage, sludge treatment and the like of strip steel production enterprises are increasingly highlighted, the environmental capacity of developed areas of many strip steel production industries in China is very limited, and the enterprises only adopt an energy-saving emission-reducing technology to realize clean production to achieve the aim of increasing yield without increasing pollution or with little pollution. In the production process of the strip steel, the surface cooling water of the strip steel can generate high-temperature wastewater with the temperature of more than 60 ℃, if the high-temperature wastewater is directly discharged into a wastewater adjusting tank, the temperature of the wastewater in a treatment system can be higher than 46 ℃, the biochemical treatment efficiency is reduced, energy waste is caused, the hot waste gas and the hot wastewater of most of the conventional enterprises are directly discharged, an energy-saving device is not used for equipment control, most of printing and dyeing sludge is not effectively treated, and the energy conservation and emission reduction tasks of the enterprises are very arduous.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a waste water waste heat recovery device for cooling strip steel, which can effectively utilize waste water waste heat.
In order to achieve the above purpose, the utility model provides a following technical scheme: the heat exchange device comprises a heat exchange pool and a flow guide pipe, wherein the flow guide pipe comprises a front pipe body and a heat exchange pipe which are connected, the heat exchange pipe comprises an enlarged pipe body and an exchange pipe group which are connected, and the exchange pipe group is positioned in the bottom of the heat exchange pool;
the heat exchange pool comprises a water inlet and a water outlet, the water inlet is arranged at the bottom of one side of the heat exchange pool, and the water outlet is arranged at the top of the other side of the heat exchange pool.
Furthermore, the cross section of the expanding tube body is in an isosceles trapezoid shape, the expanding tube body comprises a small port and a large port, the small port is connected with the front tube body, and the large port is connected with the exchange tube group.
Furthermore, the exchange tube group consists of a plurality of exchange tube bodies.
Furthermore, the front pipe body and the expansion pipe body are both covered with heat preservation layers.
Furthermore, the exchange tube body is also provided with heat-conducting fins.
Further, the exchange tube body is cuboid and is vertically arranged in the heat exchange pool.
Contrast prior art not enough, the utility model provides a beneficial effect that technical scheme brought: when the waste water heat exchange device is used, waste water after being filtered and the like enters the flow guide pipe and sequentially passes through the front pipe body and the heat exchange pipe, and the heat exchange pipe comprises the expansion pipe body and the heat exchange pipe group which are connected, so that the flow speed of the waste water is reduced when the waste water flows through the expansion pipe body, the waste water enters the heat exchange pipe group, heat is released to clean water in the heat exchange tank, the time for heat exchange is longer because the flow speed of the waste water is reduced, the heat can be effectively released, and meanwhile, the water inlet is arranged at the bottom of one side of the heat exchange tank, and; therefore, when hot water is pumped out through the water outlet, cold water can be effectively prevented from being pumped out, so that less energy is consumed when the pumped hot water is heated, and the energy-saving effect is better.
Drawings
Fig. 1 is a schematic top view of the present invention.
Fig. 2 is a schematic front view of the structure of the present invention.
Fig. 3 is a schematic view of the structure of the right side of the present invention.
Fig. 4 is a schematic diagram of the exchange tube structure of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for purposes of illustration and explanation only and are not intended to limit the invention.
It should be noted that these drawings are simplified schematic views, and the basic structure of the present invention is described only in a schematic manner, and therefore, only the configuration related to the present invention is shown.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention is further described with reference to fig. 1-4.
A waste water waste heat recovery device for strip steel cooling comprises a heat exchange pool 1 and a guide pipe 2, wherein the guide pipe 2 comprises a front pipe body 21 and a heat exchange pipe 22 which are connected, the heat exchange pipe 22 comprises an expansion pipe body 221 and an exchange pipe group 222 which are connected, and the exchange pipe group 222 is positioned in the bottom of the heat exchange pool 1;
the heat exchange pool 1 comprises a water inlet 12 and a water outlet 11, the water inlet 12 is arranged at the bottom of one side of the heat exchange pool 1, and the water outlet 12 is arranged at the top of the other side of the heat exchange pool 1; when in use, the waste water after being filtered and the like enters the draft tube 2 and sequentially passes through the front tube body 21 and the heat exchange tube 22, and the heat exchange tube 22 comprises the expansion tube body 221 and the heat exchange tube group 222 which are connected, so that the flow speed of the waste water is reduced when the waste water passes through the expansion tube body 221, the waste water enters the heat exchange tube group 222, and heat is released to the clean water in the heat exchange pool 1, and the heat exchange time is longer because the flow speed of the waste water is reduced, and the heat can be effectively released, meanwhile, the water inlet 11 is arranged at the bottom of one side of the heat exchange pool, and the water outlet 12 is arranged at; therefore, when hot water is pumped out through the water outlet 12, cold water can be effectively prevented from being pumped out, so that less energy is consumed when the pumped hot water is heated, and the energy-saving effect is better.
Further, the cross section of the expanding tube 221 is in the shape of an isosceles trapezoid, the expanding tube 221 includes a small port and a large port, the small port is connected to the front tube 21, and the large port is connected to the exchange tube group 222, so that the flow velocity of the wastewater can be effectively reduced, and the heat exchange can be performed more sufficiently.
Further, the exchange tube set 222 is composed of a plurality of exchange tube bodies 2221, so the contact area between the exchange tube set 222 and the clean water is larger, and the heat exchange effect is better.
Further, the front pipe body 21 and the expansion pipe body 222 are covered with the heat insulating layer, so that heat dissipation can be effectively avoided.
Further, the heat-conducting fins 2222 are further arranged on the exchange tube 2221, so that the contact area with clean water is further increased, and the heat exchange efficiency is improved.
Further, the heat exchange tube 2221 is rectangular and vertically disposed in the heat exchange tank 1, so that the heat exchange effect is better.
The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and the skilled in the art can carry out the common changes and replacements within the technical solution of the present invention.
Claims (6)
1. The utility model provides a waste water waste heat recovery device for strip steel cooling, includes the heat exchange pond, its characterized in that: the heat exchange tube comprises an expanding tube body and an exchange tube group which are connected, and the exchange tube group is positioned in the bottom of the heat exchange pool;
the heat exchange pool comprises a water inlet and a water outlet, the water inlet is arranged at the bottom of one side of the heat exchange pool, and the water outlet is arranged at the top of the other side of the heat exchange pool.
2. The waste water waste heat recovery device for strip steel cooling according to claim 1, characterized in that: the cross section of the expanding tube body is in an isosceles trapezoid shape, the expanding tube body comprises a small port and a large port, the small port is connected with the front tube body, and the large port is connected with the exchange tube group.
3. The waste water waste heat recovery device for strip steel cooling according to claim 2, characterized in that: the exchange tube group consists of a plurality of exchange tube bodies.
4. The waste water waste heat recovery device for strip steel cooling according to claim 1, characterized in that: the front pipe body and the expansion pipe body are both covered with heat preservation layers.
5. The waste water waste heat recovery device for strip steel cooling according to claim 3, characterized in that: the exchange tube body is also provided with heat-conducting fins.
6. The waste water waste heat recovery device for strip steel cooling according to claim 3, characterized in that: the exchange tube body is cuboid and is vertically arranged in the heat exchange pool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921960168.1U CN211147396U (en) | 2019-11-13 | 2019-11-13 | Waste water waste heat recovery device for strip steel cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921960168.1U CN211147396U (en) | 2019-11-13 | 2019-11-13 | Waste water waste heat recovery device for strip steel cooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211147396U true CN211147396U (en) | 2020-07-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921960168.1U Active CN211147396U (en) | 2019-11-13 | 2019-11-13 | Waste water waste heat recovery device for strip steel cooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211147396U (en) |
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2019
- 2019-11-13 CN CN201921960168.1U patent/CN211147396U/en active Active
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Address after: 223600 No. 11 Cixi Road, Shuyang Economic Development Zone, Suqian, Jiangsu. Patentee after: Jiangsu Suxun New Material Technology Co.,Ltd. Address before: 223600 No. 11 Cixi Road, Shuyang Economic Development Zone, Suqian, Jiangsu. Patentee before: JIANGSU SUXUN NEW MATERIAL TECHNOLOGY Co.,Ltd. |