Plate heat exchanger plate with good side sealing effect

Abstract

The utility model discloses a plate heat exchanger plate with a good side sealing effect, which relates to the field of plate heat exchangers, and comprises a heat exchange plate I and a sealing assembly, a fixing rod is arranged at the upper end of the heat exchange plate I, and the sealing assembly for keeping good sealing performance is arranged at the end part of the heat exchange plate I; and the sealing assembly comprises a connecting groove, a second heat exchange plate, a connecting clamping block and a sealing rubber strip, the second heat exchange plate is arranged on the right side of the connecting groove, and the connecting clamping block is installed at the end of the second heat exchange plate. According to the plate heat exchanger plate with the good side sealing effect, the first heat exchange plates and the second heat exchange plates can be well assembled and connected through the sealing assemblies, the connecting tightness between the first heat exchange plates and the second heat exchange plates can be well guaranteed through the sealing rubber strips arranged between the first heat exchange plates and the second heat exchange plates, and therefore heat exchange can be well conducted among the multiple sets of heat exchange plates; and oil can be injected between the two sets of heat exchange plates through the oil injection holes, so that the side sealing effect can be achieved by using oil for sealing.

Description

Technical Field

[0001] The utility model relates to the field of plate heat exchangers, in particular to a plate heat exchanger plate with good side sealing effect. Background Art

[0002] The plate heat exchanger is a high-efficiency heat exchanger made of a series of metal sheets with a certain corrugated shape. The plate heat exchanger is composed of many plates at a certain interval, sealed on all sides by sealing gaskets, and overlapped and pressed with a frame and multiple sets of bolts and nuts. The four corner holes of the plates and sealing gaskets form the distribution pipes and collecting pipes of the fluid, while reasonably separating the cold and hot fluids so that they flow in the flow channels on both sides of each plate respectively, and heat exchange is carried out through the plates.

[0003] The plate heat exchanger in the prior art is inconvenient to maintain because the plates are assembled by multiple sets of bolts and nuts, and the protection of the sealing gasket during assembly is poor. The gasket is prone to aging after long-term use, thereby affecting the sealing effect of the device.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a plate heat exchanger plate with good side sealing effect is provided. Utility Model Content

[0005] The utility model aims to provide a plate heat exchanger plate with good side sealing effect, so as to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a plate heat exchanger with good side sealing effect, comprising a heat exchange plate one and a sealing assembly, wherein a fixing rod is arranged at the upper end of the heat exchange plate one, and the sealing assembly for maintaining good sealing is arranged at the end of the heat exchange plate one, and the sealing assembly comprises a connecting groove, a heat exchange plate two, a connecting block and a sealing strip, a heat exchange plate two is arranged on the right side of the connecting groove, and a connecting block is installed at the end of the heat exchange plate two, and a sealing strip is installed at the end of the connecting block.

[0007] Furthermore, a fixed pressing plate is provided at the right end of the fixed rod, and a hot fluid outlet is installed at the end of the fixed pressing plate.

[0008] Furthermore, a cold water inlet pipe is arranged on the right side of the hot fluid outlet, and a cold water outlet pipe is arranged above the cold water inlet pipe.

[0009] Furthermore, a hot fluid inlet is provided on the left side of the cold water outlet pipe, and a connecting port is provided in the middle of the first heat exchange plate.

[0010] Furthermore, a support plate is provided at the left end of the fixing rod, and a fixing component for clamping is provided at the end of the supporting plate.

[0011] Furthermore, the fixing assembly includes a threaded rod and a clamping bolt, and the end of the threaded rod is installed with the clamping bolt.

[0012] Furthermore, an oil filling hole is provided at the upper end of the connecting groove, and a sealing plug is installed at the upper end of the oil filling hole.

[0013] Furthermore, the heat exchange plate 1 and the heat exchange plate 2 have the same shape, and the connecting groove and the connecting block are consistent with each other.

[0014] The utility model provides a plate heat exchanger with good side sealing effect, which has the following beneficial effects:

[0015] 1. The utility model can better assemble and connect the heat exchange plate 1 and the heat exchange plate 2 by providing a sealing component, and the sealing strip provided in the middle can better ensure the tightness of the connection, so that multiple groups of heat exchange plates can better exchange heat, and the oil injection hole can be provided to inject oil between the two groups of heat exchange plates, so that the side sealing effect can be better.

[0016] 2. The utility model can fix multiple groups of heat exchange plates by providing a fixing assembly, and at the same time, the fixing pressing plate and the support plate form a good stable support, which better ensures the stability of the device and avoids shaking of the device during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of a plate heat exchanger plate with good side sealing effect according to the utility model;

[0018] Figure 2 It is a schematic diagram of the connection structure of a sealing assembly of a plate heat exchanger with good side sealing effect according to the utility model;

[0019] Figure 3 The utility model is a plate heat exchanger plate with good side sealing effect Figure 2 Enlarged structural diagram at A in the middle.

[0020] In the figure: 1. heat exchange plate 1; 2. fixing rod; 3. sealing assembly; 301. connecting groove; 302. heat exchange plate 2; 303. connecting block; 304. sealing strip; 4. fixing pressure plate; 5. support plate; 6. fixing assembly; 601. threaded rod; 602. clamping bolt; 7. hot fluid outlet; 8. cold water inlet pipe; 9. cold water outlet pipe; 10. hot fluid inlet; 11. oil filling hole; 12. sealing plug; 13. connecting port. DETAILED DESCRIPTION

[0021] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0022] like Figure 1 and Figure 3 As shown, a plate heat exchanger with good side sealing effect includes a heat exchange plate 1 and a sealing assembly 3, a fixing rod 2 is arranged at the upper end of the heat exchange plate 1, a fixing pressing plate 4 is arranged at the right end of the fixing rod 2, and a hot fluid outlet 7 is installed at the end of the fixing pressing plate 4, a cold water inlet pipe 8 is arranged on the right side of the hot fluid outlet 7, and a cold water outlet pipe 9 is arranged above the cold water inlet pipe 8, and a hot fluid inlet 10 is arranged on the left side of the cold water outlet pipe 9, a connecting port 13 is opened in the middle of the heat exchange plate 1, a supporting plate 5 is arranged at the left end of the fixing rod 2, and a fixing assembly 6 for clamping is arranged at the end of the supporting plate 5, and the fixing assembly 6 includes a threaded rod 601 and a clamping bolt 602, and a clamping bolt 602 is installed at the end of the threaded rod 601. By providing a fixing component 6, multiple groups of heat exchange plates can be fixed, and at the same time, the fixed pressing plate 4 and the support plate 5 form a good stable support, which can better ensure the stability of the device and avoid the device from shaking during use. An oil filling hole 11 is provided at the upper end of the connecting groove 301, and a sealing plug 12 is installed at the upper end of the oil filling hole 11. By providing the oil filling hole 11, oil can be injected between the two groups of heat exchange plates, so that the side sealing effect can be improved by using oil for sealing. The heat exchange plate 1 and the heat exchange plate 2 302 are consistent in shape, and the connecting groove 301 and the connecting block 303 are consistent.

[0023] like Figure 2 As shown, a sealing component 3 for maintaining good sealing is arranged at the end of the heat exchange plate 1, and the sealing component 3 includes a connecting groove 301, a heat exchange plate 302, a connecting block 303 and a sealing strip 304. The heat exchange plate 302 is arranged on the right side of the connecting groove 301, and the end of the heat exchange plate 302 is installed with a connecting block 303, and the end of the connecting block 303 is installed with a sealing strip 304. By providing the sealing component 3, the heat exchange plate 1 and the heat exchange plate 302 can be better assembled and connected, and the sealing strip 304 is provided in the middle to better ensure the tightness of the connection between them, so that multiple groups of heat exchange plates can better exchange heat.

[0024] In summary, the plate heat exchanger with good side sealing effect should first be based on Figure 1-Figure 3In the structure shown in the figure, the heat exchange plates are assembled in sequence under the fixing rod 2, and the connecting block 303 at the end of the second heat exchange plate 302 is inserted into the connecting groove 301. A sealing strip 304 is arranged in the middle, which can better make the two groups of heat exchange plates be tightly connected. After the connection is completed, oil is dripped into the oil filling hole 11, and the oil can be injected to seal, so as to avoid the sealing strip 304 from drying and aging after the device is working, which will affect the sealing effect of the device. The threaded rod 601 is passed through the support plate 5 and the fixed pressing plate 4 and connected and fixed by the clamping bolt 602, and multiple groups of heat exchange plates are fixed. At the same time, the fixed pressing plate 4 and the support plate 5 form a good stable support, which better ensures the stability of the device, avoids the device from shaking during use, and enables multiple groups of heat exchange plates to exchange heat well.

[0025] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A plate heat exchanger with good side sealing effect, comprising a heat exchange plate (1) and a sealing assembly (3), characterized in that: A fixing rod (2) is arranged at the upper end of the heat exchange plate one (1); the sealing assembly (3) for maintaining good sealing is arranged at the end of the heat exchange plate one (1); and the sealing assembly (3) comprises a connecting groove (301), a heat exchange plate two (302), a connecting block (303) and a sealing strip (304); the heat exchange plate two (302) is arranged on the right side of the connecting groove (301); the end of the heat exchange plate two (302) is installed with a connecting block (303); and the end of the connecting block (303) is installed with a sealing strip (304).

2. A plate heat exchanger with good side sealing effect according to claim 1, characterized in that: The right end of the fixed rod (2) is provided with a fixed pressing plate (4), and the end of the fixed pressing plate (4) is installed with a hot fluid outlet (7).

3. A plate heat exchanger with good side sealing effect according to claim 2, characterized in that: A cold water inlet pipe (8) is arranged on the right side of the hot fluid outlet (7), and a cold water outlet pipe (9) is arranged above the cold water inlet pipe (8).

4. A plate heat exchanger with good side sealing effect according to claim 3, characterized in that: A hot fluid inlet (10) is provided on the left side of the cold water outlet pipe (9), and a connecting port (13) is provided in the middle of the heat exchange plate 1 (1).

5. A plate heat exchanger with good side sealing effect according to claim 1, characterized in that: A support plate (5) is provided at the left end of the fixing rod (2), and a fixing assembly (6) for pressing is provided at the end of the supporting plate (5).

6. A plate heat exchanger with good side sealing effect according to claim 5, characterized in that: The fixing assembly (6) comprises a threaded rod (601) and a clamping bolt (602), and the clamping bolt (602) is installed at the end of the threaded rod (601).

7. A plate heat exchanger with good side sealing effect according to claim 1, characterized in that: An oil filling hole (11) is provided at the upper end of the connecting groove (301), and a sealing plug (12) is installed at the upper end of the oil filling hole (11).

8. A plate heat exchanger with good side sealing effect according to claim 1, characterized in that: The heat exchange plate 1 (1) and the heat exchange plate 2 (302) have the same shape, and the connection groove (301) and the connection block (303) are consistent.

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