Ultrasonic cleaning device for plate heat exchanger

Abstract

The utility model discloses a plate heat exchanger ultrasonic cleaning device which comprises a cleaning tank, a plurality of cleaning baskets immersed in the cleaning tank are arranged on the left side and the right side of the cleaning tank side by side, and the interior of each cleaning basket is divided into a plurality of containing areas used for containing heat exchange plates through partition plates. Each cleaning basket is installed on the cleaning tank in a lifting mode through a lifting mechanism. A moving frame which is driven by a transverse moving mechanism to move left and right is arranged in the cleaning tank, a plurality of ultrasonic guide plates surrounding the cleaning baskets are arranged on the moving frame, and the transverse moving mechanism can drive the moving frame to drive the ultrasonic guide plates to reciprocate so as to clean the heat exchange plates in the cleaning baskets. The heat exchange plate cleaning device can automatically clean heat exchange plates, ultrasonic cleaning is carried out in batches under the condition that the number of the plates is large, time and labor are saved, and the cleaning effect is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to plate heat exchanger cleaning technical field especially relates to a kind of plate heat exchanger ultrasonic cleaning device. BACKGROUND

[0002] Plate heat exchanger generally needs to be cleaned to increase its service life after long time use, and the traditional cleaning method is to disassemble plate heat exchanger, and then manually flush it. In the case of a large number of plates, it is extremely time-consuming and laborious, or the cleaning liquid is circulated in the plate heat exchanger without disassembling the plate heat exchanger. However, this method cannot ensure the cleaning effect. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide a plate heat exchanger ultrasonic cleaning device, which aims to solve the technical problem of manual flushing of plates, which is time-consuming and laborious, and the use of cleaning liquid circulating in the plate heat exchanger cannot guarantee the cleaning effect.

[0004] The technical scheme of the utility model is as follows: a plate heat exchanger ultrasonic cleaning device, comprising a cleaning tank, a plurality of cleaning baskets immersed in the cleaning tank are arranged side by side on the left and right of the cleaning tank, the cleaning baskets are divided into a plurality of placement areas for placing heat exchange plates by a partition, and each cleaning basket is installed on the cleaning tank by a lifting mechanism; a movable frame driven by a horizontal movement mechanism and movable left and right is arranged in the cleaning tank, a plurality of ultrasonic wave guide plates are arranged around the cleaning baskets on the movable frame, and the horizontal movement mechanism can drive the movable frame to reciprocate the ultrasonic wave guide plates to clean the heat exchange plates in each cleaning basket.

[0005] Further, the cleaning basket in the utility model comprises a basket body, two extension edges connected to the top edge of the basket body respectively, and two extension edges are connected to the cleaning tank by a lifting column respectively.

[0006] Further, the lifting column in the utility model is driven and lifted by a gas cylinder, and the gas cylinder is installed inside the tank wall of the cleaning tank.

[0007] Further, the partition in the utility model has a plurality of blocks, and is symmetrically arranged in two rows on the front and rear inner walls of the basket body, and the plurality of partitions in each row are arranged at equal intervals.

[0008] Further, the movable frame in the utility model comprises a bottom plate, a front vertical plate and a rear vertical plate connected to the two ends of the bottom plate respectively, a plurality of ultrasonic wave guide plates are arranged at intervals on the bottom plate, the front vertical plate and the rear vertical plate, and the length of the ultrasonic wave guide plate extends along the left and right directions.

[0009] Further, the horizontal moving mechanism includes front side translation blocks and rear side translation blocks connected with upper ends of the front vertical plate and the rear vertical plate respectively, the front side translation blocks and the rear side translation blocks are connected with front side sliding blocks and rear side sliding blocks respectively, the front side sliding blocks and the rear side sliding blocks are slidably installed in the grooves on the front and rear inner walls of the cleaning tank respectively, the inside of the tank wall of the cleaning tank is further provided with front side screws and rear side screws connected with driving the front side sliding blocks and the rear side sliding blocks respectively, and the outside of the cleaning tank is further provided with front side motors and rear side motors connected with driving the front side screws and the rear side screws respectively.

[0010] Further, each of the ultrasonic wave guide plates is connected with an ultrasonic wave transmission cable through an ultrasonic wave transducer.

[0011] Further, the ultrasonic wave transducer is embeddedly installed in the moving frame, and the ultrasonic wave transmission cable is installed in the inside of the moving frame, and the other end of the ultrasonic wave transmission cable is drawn out of the moving frame and connected with the ultrasonic wave generator.

[0012] Compared with the prior art, the ultrasonic cleaning device of the utility model has the following advantages: the ultrasonic cleaning device of the utility model can automatically clean heat exchange plates, in the case that the number of plates is large, the plates are put into two cleaning baskets in batches for cleaning, one is lowered for cleaning at the same time, the other is lifted for filtering water, and the next batch of plates to be cleaned is replaced, the plates are automatically cleaned by ultrasonic waves, time and labor are saved, and the cleaning effect is good. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a top view of the utility model;

[0014] Figure 2 is Figure 1 A-A sectional view of the utility model;

[0015] Figure 3 is a specific arrangement schematic view of the moving frame and the ultrasonic wave guide plate in the utility model;

[0016] Figure 4 is Figure 3 A-A sectional view of the utility model;

[0017] Figure 5 is a working state schematic view of the utility model.

[0018] Wherein: 1, cleaning tank; 2, cleaning basket; 201, basket body; 202, extension edge; 203, lifting column; 3, partition; 4, moving frame; 401, bottom plate; 402, front vertical plate; 403, rear vertical plate; 5, ultrasonic wave guide plate; 6, front side translation block; 7, rear side translation block; 8, front side slider; 9, rear side slider; 10, sliding groove; 11, front side screw; 12, rear side screw; 13, front side motor; 14, rear side motor; A, heat exchange plate. DETAILED DESCRIPTION

[0019] The specific embodiments of the ultrasonic cleaning device for plate heat exchanger of the present application will be described in detail below with reference to the accompanying drawings.

[0020] Embodiment:

[0021] The specific embodiments of the ultrasonic cleaning device for plate heat exchanger of the present application will be described in detail below with reference to the accompanying drawings. Figure 1 、 Figure 2 It mainly comprises a cleaning tank 1, two cleaning baskets 2 are arranged side by side above and below the cleaning tank 1, each cleaning basket 2 comprises a basket body 201 and two extension edges 202 connected to the top edge of the basket body 201 respectively, the basket body 201 is immersed in the cleaning tank 1, the two extension edges 202 are connected to the top surface of the cleaning tank 1 through lifting columns 203 respectively, each lifting column 203 is driven to lift by a pneumatic cylinder, the pneumatic cylinder is installed inside the tank wall of the cleaning tank 1, and the pneumatic cylinder is not shown in the figure. Figure 1 The pneumatic cylinder can drive the cleaning basket 2 to lift, so that the basket body 201 is immersed in the cleaning tank 1 or separated from the cleaning tank 1, so as to realize the cleaning and water filtering of the heat exchange plate A.

[0022] Each cleaning basket 2 is divided into a plurality of placement areas for placing the heat exchange plate A by a partition 3, the partition 3 has a plurality of blocks, and is symmetrically arranged in two rows on the inner walls of the front and rear sides of the basket body 201 of the cleaning basket 2, the plurality of partitions 3 in each row are arranged at equal intervals, and the heat exchange plate A is sequentially placed between two adjacent partitions 3.

[0023] Referring to Figure 2 、 Figure 3 、 Figure 4 , the cleaning tank 1 is provided with a moving frame 4 driven by a horizontal moving mechanism and movable left and right, the moving frame 4 comprises a bottom plate 401 and a front vertical plate 402 and a rear vertical plate 403 connected to both ends of the bottom plate 401 respectively, a plurality of ultrasonic wave guide plates 5 are arranged at intervals on the bottom plate 401, the front vertical plate 402 and the rear vertical plate 403, the length of each ultrasonic wave guide plate 5 extends along the left and right directions, and the plurality of ultrasonic wave guide plates 5 on the whole moving frame 4 are arranged to surround the basket body 201 of the cleaning basket 2.

[0024] The horizontal moving mechanism comprises front side translation blocks 6 and rear side translation blocks 7 connected with the upper ends of the front vertical plate 402 and the rear vertical plate 403 respectively, and the front side translation blocks 6 and the rear side translation blocks 7 are respectively connected with front side sliding blocks 8 and rear side sliding blocks 9. The front and rear inner walls of the cleaning tank 1 are respectively provided with sliding grooves 10, and the front side sliding blocks 8 and the rear side sliding blocks 9 are respectively slidingly installed in the sliding grooves 10 of the front and rear inner walls of the cleaning tank 1. The inner part of the tank wall of the cleaning tank 1 is further provided with a front side screw rod 11 and a rear side screw rod 12 connected with the driving of the front side sliding blocks 8 and the rear side sliding blocks 9 respectively, and the outer part of the cleaning tank 1 is further provided with a front side motor 13 and a rear side motor 14 connected with the driving of the front side screw rod 11 and the rear side screw rod 12 respectively. When the moving frame 4 moves, the front side motor 13 and the rear side motor 14 work synchronously, drive the front side screw rod 11 and the rear side screw rod 12 to rotate synchronously, drive the front side sliding blocks 8 and the rear side sliding blocks 9 to move synchronously through the front side translation blocks 6 and the rear side translation blocks 7, and further drive the moving frame 4 to move the ultrasonic wave guide plate 5 to a specified position to clean the heat exchange plate pieces A in the cleaning basket 2.

[0025] Each ultrasonic wave guide plate 5 is connected with an ultrasonic wave transmission cable through an ultrasonic wave transducer, and the ultrasonic wave transmission cable is connected with an ultrasonic wave generator. Specifically, the ultrasonic wave transducer is embeddedly installed in the moving frame 4, one end of the ultrasonic wave transducer is connected with the ultrasonic wave guide plate 5, the output end of the ultrasonic wave transmission cable is connected with the ultrasonic wave transducer, the ultrasonic wave transmission cable is installed in the interior of the moving frame 4, the other end of the ultrasonic wave transmission cable penetrates out of the moving frame 4 and is connected with the ultrasonic wave generator, and the ultrasonic wave generator is installed outside the cleaning tank 1.

[0026] The ultrasonic wave cleaning device can automatically clean the heat exchange plate pieces A, and in the case that the number of the plate pieces is large, the plate pieces are put into the two cleaning baskets 2 in batches for cleaning. Figure 5 As shown in the figure, the right cleaning basket 2 is filled with the heat exchange plate pieces A and is lowered into the inner cleaning tank 1 for ultrasonic wave cleaning, at the same time, the left cleaning basket 2 is lifted to load the heat exchange plate pieces A, after the right heat exchange plate pieces A are cleaned, the moving frame 4 drives the ultrasonic wave guide plate 5 to move to the left side, the left cleaning basket 2 is lowered for cleaning the heat exchange plate pieces A, or the cleaning basket 2 loaded with the heat exchange plate pieces A on the left side can be lowered for cleaning when the right cleaning basket 2 is cleaned, so that the pre-cleaning is realized. When the left cleaning basket 2 cleans the heat exchange plate pieces A, the right cleaning basket 2 is lifted to filter water, after the surface of the cleaned heat exchange plate pieces A is relatively dry, the next batch of plate pieces to be cleaned is replaced, and the operation is repeated, so that the efficient cleaning of a large number of plate pieces is realized.

[0027] Of course, the above embodiments only illustrate the technical concept and characteristics of the present application, and the purpose is to enable those skilled in the art to understand the content of the present application and to implement it, and cannot limit the protection scope of the present application. Any modification made in accordance with the spirit and essence of the main technical solution of the present application should be covered within the protection scope of the present application.

Claims

1. An ultrasonic cleaning device for plate heat exchangers, characterized in that: The system includes a cleaning tank (1), on which multiple cleaning baskets (2) are arranged side by side and immersed in the cleaning tank (1). The cleaning baskets (2) are divided into several placement areas for placing heat exchange plates (A) by partitions (3). Each cleaning basket (2) can be lifted and lowered on the cleaning tank (1) by a lifting mechanism. The cleaning tank (1) is provided with a movable frame (4) that can move left and right by a transverse mechanism. The movable frame (4) is provided with several ultrasonic guide plates (5) surrounding the cleaning baskets (2). The transverse mechanism can drive the movable frame (4) to move the ultrasonic guide plates (5) back and forth to clean the heat exchange plates (A) in each cleaning basket (2).

2. The ultrasonic cleaning device for a plate heat exchanger according to claim 1, characterized in that: The cleaning basket (2) includes a basket body (201) and two extension sides (202) connected to the top edge of the basket body (201) respectively. The two extension sides (202) are connected to the cleaning tank (1) through lifting columns (203).

3. The ultrasonic cleaning device for a plate heat exchanger according to claim 2, characterized in that: The lifting column (203) is driven to rise and fall by a cylinder, which is installed inside the wall of the cleaning tank (1).

4. The ultrasonic cleaning device for a plate heat exchanger according to claim 2, characterized in that: The partition (3) has several pieces arranged symmetrically in two rows on the front and rear inner walls of the basket (201), with multiple partitions (3) in each row arranged at equal intervals.

5. The ultrasonic cleaning device for a plate heat exchanger according to claim 1, characterized in that: The movable frame (4) includes a base plate (401), a front vertical plate (402) and a rear vertical plate (403) respectively connected to both ends of the base plate (401). Multiple ultrasonic guide plates (5) are spaced apart on the base plate (401), the front vertical plate (402) and the rear vertical plate (403). The length of the ultrasonic guide plate (5) extends in the left and right direction.

6. The ultrasonic cleaning device for a plate heat exchanger according to claim 5, characterized in that: The transverse mechanism includes a front translation block (6) and a rear translation block (7) connected to the upper ends of the front vertical plate (402) and the rear vertical plate (403), respectively. The front translation block (6) and the rear translation block (7) are respectively connected to a front slider (8) and a rear slider (9). The front and rear inner walls of the cleaning tank (1) are respectively provided with sliding grooves (10). The front slider (8) and the rear slider (9) are respectively slidably installed in the sliding grooves (10) on the front and rear inner walls of the cleaning tank (1). The inside of the cleaning tank (1) is also provided with a front screw (11) and a rear screw (12) that are respectively connected to drive the front slider (8) and the rear slider (9). The outside of the cleaning tank (1) is also provided with a front motor (13) and a rear motor (14) that are respectively connected to drive the front screw (11) and the rear screw (12).

7. The ultrasonic cleaning device for a plate heat exchanger according to claim 1, characterized in that: Each of the ultrasonic guide plates (5) is connected to an ultrasonic transmission cable via an ultrasonic transducer, and the ultrasonic transmission cable is connected to an ultrasonic generator.

8. The ultrasonic cleaning device for a plate heat exchanger according to claim 7, characterized in that: The ultrasonic transducer is embedded in the movable frame (4), the ultrasonic transmission cable is installed inside the movable frame (4), and the other end of the ultrasonic transmission cable passes through the movable frame (4) and is connected to the ultrasonic generator.

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