Marine plate heat exchanger with noise reduction structure

Abstract

The utility model discloses a ship plate heat exchanger with a noise reduction structure, which comprises a front end plate and a rear end plate, a medium inlet and a medium outlet are arranged on the front surface of the front end plate, a heat exchange plate is mounted between the rear end plate and the front end plate, and the rear end plate and the front end plate are connected with the noise reduction structure. The noise reduction structure can enable the sound insulation side plates to be matched with the sound insulation top cover through the side ends of the connecting rods to reduce and isolate noise between the heat exchange plates, the noise reduction structure comprises the connecting rods, open grooves are formed in the upper sides and the lower sides of the connecting rods, open holes are formed in the corresponding positions of the rear end plate and the front end plate, and the open holes are connected with the connecting rods in a penetrating mode. According to the ship plate heat exchanger with the noise reduction structure, the noise reduction structure is arranged, noise of the plate heat exchanger can be reduced through clamping installation of the sound insulation side plates and the sound insulation top cover, the buffer installation structure is further arranged, and bumpy impact force can be buffered through contact of buffer columns and buffer cushion blocks with the bottom plate.

Description

Technical Field

[0001] The utility model relates to the technical field of plate heat exchangers for ships, in particular to a plate heat exchanger for ships with a noise reduction structure. Background Art

[0002] During the operation of marine ship engines, in order to ensure the normal operation of the engine, the temperature of the oil or water entering the engine must be controlled within a reasonable range. Therefore, the plate heat exchanger for ships has become an indispensable equipment in the operation of ship engines.

[0003] Due to the fluctuation of the sea surface and the instability of the sea water, the heat exchanger itself will shake and vibrate, resulting in a lot of noise between the heat exchange medium and the heat exchange plate during the heat exchange process, affecting the use effect of the heat exchanger. Utility Model Content

[0004] The utility model aims to provide a plate heat exchanger for ships with a noise reduction structure to solve the problem of high noise between the heat exchange medium and the heat exchange plate during the heat exchange process proposed in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a plate heat exchanger for ships with a noise reduction structure, comprising a front end plate, a front surface of which is provided with a medium inlet and outlet, and a rear end plate, between which a heat exchange plate is installed, and the rear end plate and the front end plate are connected with a noise reduction structure, and the noise reduction structure enables the sound insulation side plate to reduce and isolate the noise between the heat exchange plates through the side end of the connecting rod in cooperation with the sound insulation top cover.

[0006] Preferably, the noise reduction structure includes a connecting rod, and slots are provided on both upper and lower sides of the connecting rod, and openings are provided at corresponding positions of the rear end plate and the front end plate, and the connecting rod is connected through the openings, and locking rings are fixedly installed at both ends of the connecting rod, and slots are provided on the upper and lower sides of the locking ring, and the slots correspond to the slot positions of the connecting rod, and the connecting rod is slidably inserted with a sound insulation side plate, and one end of the sound insulation side plate is fixedly connected to a connecting plate, and a bolt is connected to the rear surface of the connecting plate, and a sound insulation top cover is installed on the upper ends of the front end plate and the rear end plate, and the lower ends of both sides of the sound insulation top cover are inserted into the upper slots of the connecting rod.

[0007] By adopting the above technical solution, noise is reduced through the cooperation of the sound insulation side panels and the sound insulation top cover.

[0008] Preferably, the front and rear surfaces of the sound insulation top cover are provided with threaded openings, and the threaded openings on the rear surface correspond to the bolts of the connecting plate.

[0009] By adopting the above technical solution, the connecting plate and the sound insulation top cover are connected to the rear end plate and the front end plate by bolts.

[0010] Preferably, the outer surfaces of the front end plate and the rear end plate are provided with threaded openings corresponding to the positions of the bolts connecting the sound insulation top cover and the connecting plate.

[0011] The adoption of the technical solution facilitates the installation of the sound insulation top cover and the connecting plate.

[0012] Preferably, the front end plate and the rear end plate are also connected with a buffer mounting structure, and the buffer mounting structure can perform buffering through buffer columns and buffer pads.

[0013] The above technical solution makes the heat exchange plate more stable.

[0014] Preferably, the buffer mounting structure includes a base plate, which is fixedly mounted on the lower ends of the front end plate and the rear end plate, and the base plate is embedded in the upper surface groove of the mounting seat, a buffer column is fixedly mounted on the upper surface of the inner wall of the mounting seat, and the lower surface of the buffer column contacts the upper surface of the base plate, and a buffer pad is fixedly mounted on the side surface of the mounting seat, and the side surface of the buffer pad contacts the side surface of the base plate.

[0015] By adopting the above technical solution, the buffer pad block performs buffering through the buffer installation structure.

[0016] Preferably, a connecting piece is installed on the side surface of the mounting seat, and the connecting piece is connected with a bolt.

[0017] By adopting the above technical solution, the mounting seat is installed through the connecting piece.

[0018] Compared with the prior art, the utility model has the following beneficial effects: the plate heat exchanger for ships with a noise reduction structure:

[0019] 1. The plate heat exchanger for ships is provided with a noise reduction structure, so that the sound insulation side plate is inserted between the connecting rods through the slot of the rear end plate, so that the sound insulation side plate can soundproof the side of the heat exchange plate and protect the heat exchange plate at the same time;

[0020] 2. Furthermore, a soundproof top cover is provided, so that the soundproof top cover is inserted into the upper ends of the front end plate and the rear end plate, and the lower end of the soundproof top cover is inserted into the upper slot of the connecting rod, so that the soundproof top cover and the soundproof side plate soundproof the heat exchange plate, and the side surface of the connecting plate and the soundproof top cover is connected by bolts, so that the connection is more stable;

[0021] 3. Furthermore, the bottom plate is installed at the lower ends of the front end plate and the rear end plate, and the bottom plate is embedded in the mounting seat. When bumping, the bottom plate is buffered by the buffer column and the buffer pad to reduce the impact on the heat exchanger. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1This is a schematic diagram of the shaft side surface structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the installation structure of the sound insulation side panel of the utility model;

[0024] Figure 3 This is a schematic diagram of the axial side surface structure of the front end plate of the utility model;

[0025] Figure 4 This is a schematic diagram of the axial surface structure of the sound insulation side plate of the utility model;

[0026] Figure 5 It is a schematic diagram of the front cross-sectional structure of the mounting seat of the utility model.

[0027] In the figure: 1. front end plate; 2. rear end plate; 3. heat exchange plate; 4. connecting rod; 5. locking ring; 6. sound insulation top cover; 7. sound insulation side plate; 8. connecting plate; 9. bottom plate; 10. mounting seat; 11. buffer column; 12. buffer pad; 13. connecting piece. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] See also Figure 1-5 The utility model provides a technical solution: a plate heat exchanger for ships with a noise reduction structure, including a front end plate 1, a rear end plate 2, a heat exchange plate 3, a connecting rod 4, a locking ring 5, a sound insulation top cover 6, a sound insulation side plate 7, a connecting plate 8, a bottom plate 9, a mounting seat 10, a buffer column 11, a buffer pad 12, and a connecting piece 13. Example 1

[0030] The plate heat exchanger for ships is provided with a noise reduction structure, and the sound insulation top cover 6 and the sound insulation side plate 7 cooperate to make the heat exchange plate 3 soundproof, specifically:

[0031] The front surface of the front end plate 1 is provided with a medium inlet and outlet, and also includes a rear end plate 2, a heat exchange plate 3 is installed between the rear end plate 2 and the front end plate 1, and a noise reduction structure is connected to the rear end plate 2 and the front end plate 1. The noise reduction structure can make the sound insulation side plate 7 cooperate with the sound insulation top cover 6 through the side end of the connecting rod 4 to reduce and isolate the noise between the heat exchange plates 3. The noise reduction structure includes a connecting rod 4, and the upper and lower sides of the connecting rod 4 are both provided with grooves. The corresponding positions of the rear end plate 2 and the front end plate 1 are provided with openings, and the openings are penetrated and connected with the connecting rod 4. Locking rings 5 ​​are fixedly installed at both ends of the connecting rod 4, and the upper and lower sides of the locking ring 5 are provided with A slot is provided, and the slot corresponds to the slot position of the connecting rod 4. The connecting rod 4 is slidably inserted with a sound insulation side plate 7, one end of the sound insulation side plate 7 is fixedly connected with a connecting plate 8, and a bolt is connected to the rear surface of the connecting plate 8. The upper ends of the front end plate 1 and the rear end plate 2 are installed with a sound insulation top cover 6, and the lower ends of both sides of the sound insulation top cover 6 are inserted into the upper side slot of the connecting rod 4. The front and rear surfaces of the sound insulation top cover 6 are provided with threaded openings, and the threaded openings on the rear surface correspond to the bolts of the connecting plate 8. The outer surfaces of the front end plate 1 and the rear end plate 2 are provided with threaded openings corresponding to the bolt positions connecting the sound insulation top cover 6 and the connecting plate 8;

[0032] The ship plate heat exchanger is provided with a noise reduction structure. During installation, Figure 3 As shown, a heat exchange plate 3 is installed between the front end plate 1 and the rear end plate 2, and a connecting rod 4 is connected through the corresponding openings of the rear end plate 2 and the front end plate 1, and both ends of the connecting rod 4 are fixed by a locking ring 5. Slots are provided on the upper and lower sides of the connecting rod 4 and the locking ring 5, and the front end plate 1 and the rear end plate 2 are provided with slots corresponding to the sound insulation side plate 7, as shown in FIG. Figure 2 As shown, the sound insulation side panel 7 is inserted between the connecting rods 4 at the slots of the rear end panel 2, and the sound insulation side panel 7 is engaged with the side panel through the slots of the connecting rods 4, and then the sound insulation top cover 6 is inserted from the upper end of the rear end panel 2 of the front end panel 1, and the lower end of the side of the sound insulation top cover 6 will be inserted into the slots of the connecting rods 4 on both sides, and then the front and rear sides of the sound insulation top cover 6 will be engaged with the upper ends of the front end panel 1 and the rear end panel 2. Since one end of the sound insulation side panel 7 is connected to the connecting plate 8, as shown in FIG. Figure 4 As shown, the connecting plate 8 will overlap with the rear surface of the sound insulation top cover 6, and then the connecting plate 8 and the sound insulation top cover 6 are fixed to the rear end plate 2 by bolts, and the front surface of the sound insulation top cover 6 is fixed to the front end plate 1 by bolts, as shown in FIG. Figure 1 As shown, the noise of the plate heat exchanger can be reduced by the sound insulation top cover 6 and the sound insulation side panels 7, and can also play a protective role. Example 2

[0033] The plate heat exchanger for ships is also provided with a buffer installation structure, which reduces the impact on the plate heat exchanger through the buffer pad 12 inside the mounting seat 10, specifically:

[0034] The front end plate 1 and the rear end plate 2 are also connected with a buffer installation structure, which can be buffered by a buffer column 11 and a buffer pad 12. The buffer installation structure includes a bottom plate 9, which is fixedly installed at the lower ends of the front end plate 1 and the rear end plate 2, and the bottom plate 9 is embedded in the upper surface groove of the mounting seat 10. The buffer column 11 is fixedly installed on the upper surface of the inner wall of the mounting seat 10, and the lower surface of the buffer column 11 contacts the upper surface of the bottom plate 9. The side surface of the mounting seat 10 is fixedly installed with a buffer pad 12, and the side surface of the buffer pad 12 contacts the side surface of the bottom plate 9. The side surface of the mounting seat 10 is installed with a connector 13, and the connector 13 is connected with a bolt;

[0035] A bottom plate 9 is fixedly connected to the lower ends of the front end plate 1 and the rear end plate 2, and the bottom plate 9 is embedded in the mounting seat 10. The plate heat exchanger is first fixed by bolts through the connecting piece 13 on the side surface of the mounting seat 10. When the plate heat exchanger is bumped by the ship, the impact force of the bump will be buffered because the buffer pad 12 is installed on the inner wall side surface of the mounting seat 10. Since the buffer column 11 fixedly installed on the upper surface of the inner wall of the mounting seat 10 is in contact with the upper surface of the bottom plate 9, the impact force can be further buffered by the buffer column 11, thereby reducing the impact on the plate heat exchanger.

[0036] Working principle: When using the plate heat exchanger with noise reduction structure for ships, a noise reduction structure is provided, and the sound insulation side panel 7 can be installed through the slotted engagement of the connecting rod 4, so that the sound insulation side panel 7 can reduce and isolate the noise. A buffer installation structure is also provided, which can buffer the bumpy impact force through the buffer column 11 in the mounting seat 10, thereby increasing the overall practicality.

[0037] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A plate heat exchanger for a ship with a noise reduction structure, comprising a front end plate (1), wherein a front surface of the front end plate (1) is provided with a medium inlet and outlet, and characterized in that: It also includes a rear end plate (2), a heat exchange plate (3) being installed between the rear end plate (2) and the front end plate (1), and a noise reduction structure being connected to the rear end plate (2) and the front end plate (1), wherein the noise reduction structure enables the sound insulation side plate (7) to reduce and isolate the noise between the heat exchange plates (3) by cooperating with the sound insulation top cover (6) through the side end of the connecting rod (4).

2. A plate heat exchanger for ships with a noise reduction structure according to claim 1, characterized in that: The noise reduction structure comprises a connecting rod (4), the upper and lower sides of the connecting rod (4) are both provided with slots, the corresponding positions of the rear end plate (2) and the front end plate (1) are provided with openings, the openings penetrate and are connected with the connecting rod (4), locking rings (5) are fixedly mounted at both ends of the connecting rod (4), the upper and lower sides of the locking ring (5) are provided with slots, the slots correspond to the slot positions of the connecting rod (4), the connecting rod (4) is slidably inserted with a sound insulation side plate (7), one end of the sound insulation side plate (7) is fixedly connected with a connecting plate (8), the rear surface of the connecting plate (8) is connected with bolts, and the upper ends of the front end plate (1) and the rear end plate (2) are provided with sound insulation top covers (6), the lower ends of both sides of the sound insulation top covers (6) are inserted into the upper slots of the connecting rod (4).

3. A plate heat exchanger for ships with a noise reduction structure according to claim 2, characterized in that: The front and rear surfaces of the sound insulation top cover (6) are provided with threaded openings, and the threaded openings on the rear surface correspond to the bolts of the connecting plate (8).

4. The plate heat exchanger for ships with a noise reduction structure according to claim 2, characterized in that: The outer surfaces of the front plate (1) and the rear plate (2) are provided with threaded openings corresponding to the positions of the bolts connecting the sound insulation top cover (6) and the connecting plate (8).

5. The plate heat exchanger for ships with a noise reduction structure according to claim 2, characterized in that: The front end plate (1) and the rear end plate (2) are also connected to a buffer mounting structure, and the buffer mounting structure can perform buffering via a buffer column (11) and a buffer cushion block (12).

6. A plate heat exchanger for ships with a noise reduction structure according to claim 5, characterized in that: The buffer mounting structure comprises a bottom plate (9), the bottom plate (9) being fixedly mounted on the lower ends of the front end plate (1) and the rear end plate (2), the bottom plate (9) being embedded in a groove on the upper surface of a mounting seat (10), a buffer column (11) being fixedly mounted on the upper surface of the inner wall of the mounting seat (10), the lower surface of the buffer column (11) being in contact with the upper surface of the bottom plate (9), and a buffer pad (12) being fixedly mounted on the side surface of the mounting seat (10), the side surface of the buffer pad (12) being in contact with the side surface of the bottom plate (9).

7. A plate heat exchanger for ships with a noise reduction structure according to claim 6, characterized in that: A connecting piece (13) is installed on the side surface of the mounting seat (10), and the connecting piece (13) is connected with a bolt.

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