CN213363557U - Online cleaning device for plate heat exchanger - Google Patents
Online cleaning device for plate heat exchanger Download PDFInfo
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- CN213363557U CN213363557U CN202021116429.4U CN202021116429U CN213363557U CN 213363557 U CN213363557 U CN 213363557U CN 202021116429 U CN202021116429 U CN 202021116429U CN 213363557 U CN213363557 U CN 213363557U
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- filter
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- fixedly connected
- heat exchanger
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Abstract
The utility model discloses a plate heat exchanger online cleaning device relates to a heat exchanger apparatus, specifically includes the heat transfer board, there is the heat transfer coil pipe heat transfer board's inside through pipe strap fixed mounting, and the bottom of heat transfer coil pipe stretches out outside the bottom of heat transfer board one side with first water inlet fixed connection, has seted up the air inlet on the first water inlet, and the top of heat transfer coil pipe stretches out outside the top of heat transfer board one side with first delivery port fixed connection, and one side fixed connection of first connecting pipe and filter equipment is passed through to the middle part port of first delivery port, the second delivery port has been seted up to the opposite side bottom of heat transfer board, and the opposite side top and the second water inlet fixed connection of heat transfer board, second water inlet and one side port fixed connection of second three-way valve, the opposite side fixed connection of second connecting pipe and filter equipment is passed through to the middle part. The utility model discloses an in the use, improved the cleaning performance of heat exchange coil inner wall, effectively practiced thrift the water resource.
Description
Technical Field
The utility model relates to a heat exchanger apparatus specifically is a plate heat exchanger online cleaning device.
Background
The plate heat exchanger is a high-efficiency heat exchanger formed by stacking a series of metal sheets with certain corrugated shapes. Thin rectangular channels are formed between the various plates through which heat is exchanged. The plate heat exchanger is an ideal device for heat exchange of liquid-liquid and liquid-vapor. The heat exchanger has the characteristics of high heat exchange efficiency, small heat loss, compact and light structure, small occupied area, wide application, long service life and the like. Under the condition of the same pressure loss, the heat transfer coefficient of the heat exchanger is 3-5 times higher than that of the tubular heat exchanger, the occupied area of the heat exchanger is one third of that of the tubular heat exchanger, and the heat recovery rate can reach more than 90 percent.
The heat exchanger is poor in heat exchange effect due to the fact that an internal channel is small and is prone to blocking, frequent replacement is needed for disassembling and cleaning the heat exchanger, an existing cleaning device needs to clean the inner wall and the outer wall of the heat exchange coil pipe respectively, and water resources are greatly wasted.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a plate heat exchanger online cleaning device to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an online cleaning device for a plate heat exchanger comprises a heat exchange plate, wherein a heat exchange coil is fixedly mounted inside the heat exchange plate through a pipe clamp, the bottom end of the heat exchange coil extends out of the bottom end of one side of the heat exchange plate and is fixedly connected with a first water inlet, an air inlet is formed in the first water inlet, the top end of the heat exchange coil extends out of the top end of one side of the heat exchange plate and is fixedly connected with a first water outlet, a middle port of the first water outlet is fixedly connected with one end of a first connecting pipe, the other end of the first connecting pipe is fixedly connected with one side of a filtering device, and the filtering device is fixed;
and a second water outlet is formed in the bottom end of the other side of the heat exchange plate, the top end of the other side of the heat exchange plate is fixedly connected with a second water inlet, the second water inlet is fixedly connected with a port on one side of a second three-way valve, a port in the middle of the second three-way valve is fixedly connected with one end of a second connecting pipe, and the other end of the second connecting pipe is fixedly connected with the other side of the filtering device.
As a further aspect of the present invention: the heat exchange plate is of a plate structure with a hollow inner part.
As a further aspect of the present invention: and a valve is fixedly arranged on the air inlet.
As a further aspect of the present invention: and a valve is fixedly arranged on the second water outlet.
As a further aspect of the present invention: the bottom surface of the inner part of the heat exchange plate is an inclined surface, and the bottom end of the inclined surface faces the second water outlet.
As a further aspect of the present invention: the filter device mainly comprises a filter box, a filter cylinder, a filter element, a filter screen frame, a filter screen and a box cover, wherein the filter box is fixedly installed on the top surface of the heat exchange plate through bolts, two sides of the filter box are respectively fixedly connected with a first connecting pipe and a second connecting pipe, the box cover is fixedly installed at the top of the filter box through bolts, the filter cylinder is arranged in the filter box, the shape of the outer part of the filter cylinder is the same as that of the inner part of the filter box, the filter element is filled in the filter cylinder, the filter screen frame is in symmetrical threaded connection with two sides of the filter cylinder, and the filter screen is welded.
Compared with the prior art, the beneficial effects of the utility model are that: in the use process of the utility model, air bubbles are filled into the heat exchange coil through the air inlet, thereby improving the cleaning effect of the inner wall of the heat exchange coil; after being filtered by the filtering device, water for cleaning the inner wall of the heat exchange coil enters the heat exchange plate to clean the outer wall of the heat exchange coil, so that water resources are effectively saved; the filter element in the filter box is convenient to replace, and the replacement difficulty of a user on the filter element is reduced.
Drawings
Fig. 1 is a schematic structural diagram of an on-line cleaning device for a plate heat exchanger.
Fig. 2 is a schematic structural diagram of a filtering device in an on-line cleaning device for a plate heat exchanger.
As shown in the figure: the device comprises a first water inlet 1, an air inlet 2, a heat exchange plate 3, a heat exchange coil 4, a second water outlet 5, a second water inlet 6, a second three-way valve 7, a second connecting pipe 8, a filtering device 9, a filtering box 91, a filtering cylinder 92, a filter element 93, a filter screen frame 94, a filter screen 95, a box cover 96, a first connecting pipe 10, a first water outlet 11 and a first three-way valve 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be 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.
Please refer to fig. 1-2, in an embodiment of the present invention, an online cleaning device for a plate heat exchanger includes a heat exchange plate 3, wherein the heat exchange plate 3 is a plate structure with a hollow interior, a heat exchange coil 4 is fixedly installed inside the heat exchange plate 3 through a pipe clamp, a bottom end of the heat exchange coil 4 extends out of a bottom end of one side of the heat exchange plate 3 and is fixedly connected with a first water inlet 1, an air inlet 2 is opened on the first water inlet 1, a valve is fixedly installed on the air inlet 2, a top end of the heat exchange coil 4 extends out of a top end of one side of the heat exchange plate 3 and is fixedly connected with a first water outlet 11, a middle port of the first water outlet 11 is fixedly connected with one end of a first connecting pipe 10, the other end of the first connecting pipe 10 is fixedly connected with one side of a filtering;
a second water outlet 5 is arranged at the bottom end of the other side of the heat exchange plate 3, a valve is fixedly arranged on the second water outlet 5, the top end of the other side of the heat exchange plate 3 is fixedly connected with a second water inlet 6, the second water inlet 6 is fixedly connected with a port at one side of a second three-way valve 7, a port at the middle part of the second three-way valve 7 is fixedly connected with one end of a second connecting pipe 8, and the other end of the second connecting pipe 8 is fixedly connected with the other side of a filtering device 9, when the heat exchanger is used, the heat exchange is carried out in the heat exchange plate 3 through a heat exchange pipe 4, when the heat exchanger needs to be cleaned, the valve on the air inlet 2 is opened, so that air mixed water enters the heat exchange pipe 4, the cleaning effect of water on the inside of the heat exchange pipe 4 is improved through the impact effect of bubbles, and the directions of the first three-way valve 12 and, the second water inlet 6 is communicated with the second connecting pipe 8, so that water for cleaning the interior of the heat exchange pipe 4 enters the filtering device 9 through the first connecting pipe 10, the water is filtered by the filtering device 9, the filtered water enters the heat exchange plate 3 from the second water inlet 6 through the second connecting pipe 8 so as to clean the outer wall of the heat exchange pipe 4, and is finally discharged from the second water outlet 5, compared with the traditional mode that the inner wall and the outer wall of the heat exchange pipe are respectively cleaned by two streams of water, the water resource is greatly saved, and the operation is simple and convenient;
it should be noted that the bottom surface of the interior of the heat exchange plate 3 is an inclined surface, and the bottom end of the inclined surface faces the second water outlet 5, so that water can be completely discharged through the second water outlet 5;
the filtering device 9 mainly comprises a filtering box 91, a filtering cartridge 92, a filter element 93, a filtering screen frame 94, a filtering screen 95 and a box cover 96, wherein the filtering box 91 is fixedly installed on the top surface of the heat exchange plate 3 through bolts, two sides of the filtering box 91 are respectively and fixedly connected with the first connecting pipe 10 and the second connecting pipe 8, the box cover 96 is fixedly installed at the top of the filtering box 91 through bolts, the filtering cartridge 92 is arranged inside the filtering box, the shape of the outer part of the filtering cartridge 92 is the same as that of the inner part of the filtering box 91, the filter element 93 is filled inside the filtering cartridge 92, the filter element 92 is made of activated carbon, the filtering screen frame 94 is symmetrically connected with two sides of the filtering cartridge 92 through threads, the filtering screen 95 is welded inside the filtering screen frame 94, water is filtered through the design, and the filter element 93 in the filtering box 91.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention, and the following claims are therefore to be read in this light of the appended claims.
Claims (6)
1. An online cleaning device for a plate heat exchanger comprises a heat exchange plate (3), and is characterized in that a heat exchange coil (4) is fixedly mounted inside the heat exchange plate (3) through a pipe clamp, the bottom end of the heat exchange coil (4) extends out of the bottom end of one side of the heat exchange plate (3) and is fixedly connected with a first water inlet (1), an air inlet (2) is formed in the first water inlet (1), the top end of the heat exchange coil (4) extends out of the top end of one side of the heat exchange plate (3) and is fixedly connected with a first water outlet (11), the middle port of the first water outlet (11) is fixedly connected with one end of a first connecting pipe (10), the other end of the first connecting pipe (10) is fixedly connected with one side of a filtering device (9), and the filtering device (9) is fixed at the top of the heat;
the second water outlet (5) is formed in the bottom end of the other side of the heat exchange plate (3), the top end of the other side of the heat exchange plate (3) is fixedly connected with the second water inlet (6), the second water inlet (6) is fixedly connected with a port on one side of the second three-way valve (7), a port in the middle of the second three-way valve (7) is fixedly connected with one end of the second connecting pipe (8), and the other end of the second connecting pipe (8) is fixedly connected with the other side of the filtering device (9).
2. An on-line cleaning device for a plate heat exchanger according to claim 1, characterized in that the heat exchange plate (3) is a plate structure with a hollow interior.
3. An on-line cleaning device for a plate heat exchanger according to claim 1, characterized in that a valve is fixedly installed on the air inlet (2).
4. An on-line cleaning device for a plate heat exchanger according to claim 1, characterized in that a valve is fixedly installed on the second water outlet (5).
5. An on-line cleaning device for a plate heat exchanger according to claim 1, characterized in that the inner bottom surface of the heat exchange plate (3) is provided with an inclined surface, and the bottom end of the inclined surface faces the second water outlet (5).
6. The on-line cleaning device for the plate heat exchanger according to claim 1, the filter device (9) mainly comprises a filter box (91), a filter cylinder (92), a filter element (93), a filter screen frame (94), a filter screen (95) and a box cover (96), wherein the filter box (91) is fixedly installed on the top surface of the heat exchange plate (3) through bolts, two sides of the filter box (91) are respectively fixedly connected with a first connecting pipe (10) and a second connecting pipe (8), a box cover (96) is fixedly installed at the top of the filter box (91) through bolts, the filter box is internally provided with the filter cylinder (92), the external shape of the filter cylinder (92) is the same as the internal shape of the filter box (91), the filter element (93) is filled in the filter cylinder (92), the filter screen frame (94) is symmetrically connected with threads on two sides of the filter cylinder (92), and the filter screen (95) is welded in the filter screen frame (94.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202021116429.4U CN213363557U (en) | 2020-06-17 | 2020-06-17 | Online cleaning device for plate heat exchanger |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202021116429.4U CN213363557U (en) | 2020-06-17 | 2020-06-17 | Online cleaning device for plate heat exchanger |
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CN213363557U true CN213363557U (en) | 2021-06-04 |
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CN202021116429.4U Active CN213363557U (en) | 2020-06-17 | 2020-06-17 | Online cleaning device for plate heat exchanger |
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2020
- 2020-06-17 CN CN202021116429.4U patent/CN213363557U/en active Active
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