Plate heat exchanger facilitating descaling

Abstract

The utility model discloses a plate heat exchanger facilitating descaling, and relates to the technical field of plate heat exchangers. Comprising a fixed end plate and a movable end plate, a lower guide beam and an upper guide beam are installed at the upper end and the lower end of the fixed end plate respectively, pressurizing screws are sleeved with the lower guide beam and the upper guide beam, the movable end plate is connected with the fixed end plate through the pressurizing screws, and plate sheets and gaskets are sequentially stacked between the fixed end plate and the movable end plate. A through hole is formed in the plate sheet, and a magnesium rod is installed on the movable end plate. According to the plate heat exchanger beneficial to descaling, the water filter is arranged at the front end of the heat exchanger and can remove various substances such as silt, rust and heavy metal in water, so that the heat exchanger has a certain filtering function to protect normal use of the heat exchanger, meanwhile, the magnesium rod is arranged in the heat exchanger and is mainly used for softening water, and the service life of the heat exchanger is prolonged. The corrosion of scale and acid-base substances in water can be effectively avoided, and the service life of the heat exchanger is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to plate heat exchanger technical field, specifically is a plate heat exchanger beneficial to scale removal. BACKGROUND

[0002] Plate heat exchanger is by a lot of stamping has ripple thin plate according to certain interval, four around through gasket seal, and use frame and compression screw to overlap and compress tightly, and the four corner holes of sheet and gasket form fluid distribution pipe and collection pipe, and simultaneously reasonably separate cold and hot fluid, make it flow in the flow channel of each sheet two sides respectively, carry out heat exchange through sheet, it has high heat exchange efficiency, small heat loss, compact structure, small footprint, wide application, long service life etc.

[0003] For plate heat exchanger, due to the reason of water quality, the precipitate and suspended matter in heat exchanger are easy to gather in corner hole and flow guide area, and a layer of scale will be generated on sheet after using for a period of time, which can easily affect the heat exchange efficiency of equipment. UTILITY MODEL CONTENT

[0004] The utility model provides a plate heat exchanger beneficial to scale removal to solve the problem in the prior art.

[0005] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: a plate heat exchanger beneficial to scale removal, including fixed end plate and movable end plate, the upper and lower ends of fixed end plate are respectively installed with lower guide beam and upper guide beam, and the lower guide beam and upper guide beam are sleeved with pressurizing screw rod, the movable end plate is connected with fixed end plate through pressurizing screw rod, the plate sheet and gasket are sequentially stacked between fixed end plate and movable end plate, and the plate sheet is equipped with through hole, the movable end plate is installed with magnesium stick, and the magnesium stick extends to the through hole, the fixed end plate is sequentially equipped with cold medium inlet, cold medium outlet, hot medium inlet and hot medium outlet, and the water filter is installed on the cold medium inlet and hot medium inlet.

[0006] Further, the four around of fixed end plate is installed with clamping screw rod, and the movable end plate is connected with fixed end plate through clamping screw rod.

[0007] Further, the four around of plate sheet and gasket is equipped with corner hole, and the corner hole of plate sheet is located on the two side flow channels of plate sheet.

[0008] Further, the corner hole corresponds to the position of cold medium inlet, cold medium outlet, hot medium inlet and hot medium outlet, and the through hole is located on the two side flow channels of plate sheet.

[0009] Further, the movable end plate is equipped with screw hole, and the tail end of magnesium stick is screw mounted in screw hole.

[0010] Further, the outlet of the water filter is connected with the cold medium inlet and the hot medium inlet respectively, and the inlet is connected with the pipeline.

[0011] Compared with the prior art, the plate heat exchanger beneficial to scale removal has the following beneficial effects:

[0012] The plate heat exchanger beneficial to scale removal is provided with the water filter at the front end of the heat exchanger, which can remove various substances such as silt, rust and heavy metals in water, so that the heat exchanger has certain filtering function to protect normal use of the heat exchanger. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a structural schematic view of the utility model;

[0014] Figure 2 It is a reverse view of the utility model;

[0015] Figure 3 It is a split view of the utility model.

[0016] In the drawing: 1, fixed end plate; 2, movable end plate; 3, lower guide beam; 4, upper guide beam; 5, press screw; 6, plate; 7, gasket; 8, via hole; 9, magnesium rod; 10, cold medium inlet; 11, cold medium outlet; 12, hot medium inlet; 13, hot medium outlet; 14, water filter; 15, clamping screw; 16, angle hole; 17, screw hole. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0018] Please refer to Figure 1-Figure 3The utility model discloses a panel heat exchanger beneficial to scale removal, including fixed end plate 1 and movable end plate 2, the upper and lower both ends of fixed end plate 1 are installed with lower guide beam 3 and upper guide beam 4 respectively, and lower guide beam 3 and upper guide beam 4 are sleeved with pressurizing screw rod 5, movable end plate 2 is connected with fixed end plate 1 through pressurizing screw rod 5, fixed end plate 1 and movable end plate 2 are sequentially stacked with sheet 6 and gasket 7 between, and the through hole 8 is equipped on sheet 6, the magnesium bar 9 is installed on movable end plate 2, and the magnesium bar 9 extends to the through hole 8, the fixed end plate 1 is equipped with cold medium inlet 10, cold medium outlet 11, hot medium inlet 12 and hot medium outlet 13 in proper order, and the water filter 14 is installed on cold medium inlet 10 and hot medium inlet 12, and the water filter 14 is arranged at the front end of heat exchanger, it can remove silt, rust, heavy metals and various substances in water, make heat exchanger have certain filtration function, to protect the normal use of heat exchanger, the magnesium bar 9 is arranged in the inside of heat exchanger simultaneously, is mainly used for softening water quality, can effectively avoid the erosion of scale and acid-base substance in water quality, has improved the use length of heat exchanger.

[0019] Specifically, the fixed end plate 1 is installed with clamping screw 15 around, the movable end plate 2 is connected with the fixed end plate 1 through clamping screw 15.

[0020] In the embodiment, the clamping screw 15 is used to improve the clamping force between the fixed end plate 1 and the movable end plate 2, so as to ensure the sealing property between the stacked sheet 6 and gasket 7.

[0021] Specifically, the sheet 6 and gasket 7 are provided with corner holes 16 around, and the corner holes 16 of the sheet 6 are located on the two side flow channels of the sheet 6.

[0022] In the embodiment, the four corner holes 16 of the sheet 6 and gasket 7 form the distribution pipe and collection pipe of fluid, and reasonably separate the cold and hot fluids, so that the fluids flow in the flow channels on the two sides of each sheet 6 respectively and exchange heat through the sheet 6.

[0023] Specifically, the corner holes 16 correspond to the positions of the cold medium inlet 10, cold medium outlet 11, hot medium inlet 12 and hot medium outlet 13, and the through hole 8 is located on the two side flow channels of the sheet 6.

[0024] In the embodiment, the cold medium inlet 10, cold medium outlet 11, hot medium inlet 12 and hot medium outlet 13 are used to introduce or lead out the heat exchange medium and the medium to be exchanged.

[0025] Specifically, the movable end plate 2 is provided with a threaded hole 17, and the tail end of the magnesium bar 9 is threadedly installed in the threaded hole 17.

[0026] In the embodiment, the threaded hole 17 is a connecting structure for mounting and fixing the magnesium bar 9.

[0027] Specifically, the outlet of the water filter 14 is connected with the cold medium inlet 10 and the hot medium inlet 12 respectively, and the inlet is connected with the pipeline.

[0028] In the embodiment, the water filter 14 is a device for purifying water quality, and the working principle is mainly to filter out harmful substances such as impurities, particulate matters and microorganisms in water through a filter medium, so as to achieve the effect of purifying water quality. The water filter 14 is usually composed of a filter core, filter material, filter screen, inlet and outlet pipes and the like. The filter core is the core part of the filter medium. When water flows through the filter core, the filter core will block and adsorb harmful substances such as impurities and microorganisms in the water, so as to purify the water quality.

[0029] In use, the water filter 14 is arranged at the front end of the heat exchanger. The water filter 14 can remove various substances such as silt, rust and heavy metals in water, so that the heat exchanger has a certain filtering function to protect the normal use of the heat exchanger. Meanwhile, the magnesium rod 9 is arranged in the heat exchanger, which is mainly used for softening water quality, can effectively avoid the erosion of scale and acid-base substances in water quality, and improves the service life of the heat exchanger.

[0030] In summary, the plate heat exchanger with scale removal function is provided with the water filter 14 at the front end of the heat exchanger. The water filter 14 can remove various substances such as silt, rust and heavy metals in water, so that the heat exchanger has a certain filtering function to protect the normal use of the heat exchanger. Meanwhile, the magnesium rod 9 is arranged in the heat exchanger, which is mainly used for softening water quality, can effectively avoid the erosion of scale and acid-base substances in water quality, and improves the service life of the heat exchanger.

[0031] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A plate heat exchanger that is conducive to descaling, comprising a fixed end plate (1) and a movable end plate (2), characterized in that: The upper and lower ends of the fixed end plate (1) are respectively provided with a lower guide beam (3) and an upper guide beam (4), and a pressurizing screw (5) is set in the lower guide beam (3) and the upper guide beam (4). The movable end plate (2) is connected to the fixed end plate (1) through the pressurizing screw (5). Plates (6) and gaskets (7) are stacked in sequence between the fixed end plate (1) and the movable end plate (2), and a through hole (8) is provided on the plate (6). A magnesium rod (9) is installed on the movable end plate (2), and the magnesium rod (9) extends into the through hole (8). A cold medium inlet (10), a cold medium outlet (11), a hot medium inlet (12) and a hot medium outlet (13) are provided in sequence on the fixed end plate (1), and a water filter (14) is installed on both the cold medium inlet (10) and the hot medium inlet (12).

2. The plate heat exchanger that facilitates descaling according to claim 1, characterized in that: Clamping screws (15) are installed around the fixed end plate (1), and the movable end plate (2) is connected to the fixed end plate (1) through the clamping screws (15).

3. The plate heat exchanger that facilitates descaling according to claim 1, characterized in that: Corner holes (16) are provided around the plate (6) and the gasket (7), and the corner holes (16) of the plate (6) are located on the flow channels on both sides of the plate (6).

4. The plate heat exchanger that facilitates descaling according to claim 3, characterized in that: The corner holes (16) correspond to the positions of the cold medium inlet (10), the cold medium outlet (11), the hot medium inlet (12) and the hot medium outlet (13), and the through holes (8) are located on the flow channels on both sides of the plate (6).

5. The plate heat exchanger that facilitates descaling according to claim 1, characterized in that: The movable end plate (2) is provided with a threaded hole (17), and the tail end of the magnesium rod (9) is threadedly installed in the threaded hole (17).

6. The plate heat exchanger that facilitates descaling according to claim 1, characterized in that: The outlet of the water filter (14) is connected to the cold medium inlet (10) and the hot medium inlet (12) respectively, and the inlet is connected to an external pipeline.

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