Ultrasonic cleaning equipment

By installing an air supply pipe and a lifting mechanism in the ultrasonic cleaning equipment, the cavitation effect is enhanced by blowing air into the cleaning liquid and air drying is achieved by blowing air outside the rack. This solves the problems of time-consuming draining and poor cleaning effect in existing equipment, and achieves efficient cleaning and safe operation.

CN223811343UActive Publication Date: 2026-01-20NINGBO DEYE INVERTER TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202520143289.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-21
Publication Date
2026-01-20
Estimated Expiration
2035-01-21

AI Technical Summary

Technical Problem

Existing ultrasonic cleaning equipment is time-consuming during the draining process, which affects cleaning efficiency, and the accumulation of impurities in the cleaning tank also affects the cleaning effect and efficiency.

Method used

Design an ultrasonic cleaning device that uses an air supply pipe on a shelf with the air outlet facing inwards. The device enhances the cavitation effect by blowing gas into the cleaning liquid and then blowing air outside the shelf for drying. Combined with a lifting mechanism, the device achieves automated movement and reduces manual operation.

Benefits of technology

It improves cleaning effectiveness and efficiency, shortens draining time, reduces the risk of operators coming into contact with corrosive cleaning solutions, and enhances overall cleaning efficiency and safety.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of cleaning equipment, and discloses ultrasonic cleaning equipment which comprises a workbench. The storage rack is movably arranged on the workbench and is provided with a first moving position and a second moving position, an air supply pipe is arranged on at least one side of the storage rack, and an air outlet with an opening facing the interior of the storage rack is formed in the air supply pipe; when the storage rack moves to the first moving position, the storage rack is located in the cleaning tank, and the air outlet can blow air to cleaning liquid in the cleaning tank; when the storage rack moves to the second moving position, the storage rack is located outside the cleaning tank, and the air outlet can blow air to objects in the storage rack. The utility model has the advantages that the draining time of articles can be shortened, and the cleaning effect and efficiency of the articles can be improved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to cleaning equipment technical field especially relates to an ultrasonic cleaning equipment. BACKGROUND

[0002] The ultrasonic cleaning equipment is a kind of device using the cavitation effect generated by ultrasonic wave in liquid to clean, mainly used to remove the dirt, grease and rust etc. impurities difficult to clean on the surface of object. Since certain cleaning fluid has certain corrosiveness, operator exists the risk of hand corrosion when taking goods. For this reason, part of existing ultrasonic cleaning equipment is configured with movable basket in cleaning tank, so that cleaned goods can be automatically lifted from cleaning tank, and water stains are drained through basket, to effectively avoid operator contacting cleaning fluid. However, this draining process is time-consuming, which affects the overall cleaning efficiency of goods. In addition, in multiple cleaning processes, impurities in cleaning tank can be gradually accumulated, which not only affects the propagation of ultrasonic wave, but also interferes with the formation of micro-bubbles, to further reduce cleaning effect and efficiency. SUMMARY

[0003] In view of the above deficiencies in the prior art, the technical problem to be solved by the utility model is to provide an ultrasonic cleaning equipment capable of reducing the draining time of goods and improving the cleaning effect and efficiency of goods.

[0004] The utility model solves its technical problems by adopting the technical scheme of an ultrasonic cleaning equipment, comprising:

[0005] Workbench, the workbench is provided with cleaning tank;

[0006] Goods shelf, the goods shelf is movably arranged on the workbench, and has first moving position and second moving position, and at least one side of the goods shelf is provided with air supply pipe, and the air supply pipe is provided with gas outlet with opening facing the interior of the goods shelf;When the goods shelf moves to the first moving position, the goods shelf is in the cleaning tank, and the gas outlet can blow air to the cleaning fluid in the cleaning tank;When the goods shelf moves to the second moving position, the goods shelf is outside the cleaning tank, and the gas outlet can blow air to the goods in the goods shelf.

[0007] In the above-mentioned ultrasonic cleaning equipment, the air supply pipe is provided with multiple, arranged at the bottom of the goods shelf, and each air supply pipe is provided with multiple gas outlets.

[0008] In the above-mentioned ultrasonic cleaning equipment, including gas supply structure, the gas supply structure includes gas source and connecting pipe, one end of the connecting pipe is connected with the gas source, the other end is connected with multiple air supply pipes, and the gas source transports gas to the air supply pipe through the connecting pipe.

[0009] In the ultrasonic cleaning equipment, the connecting pipes are provided with two groups, which are detachably arranged on two sides of the shelf, and one end of the two groups of the connecting pipes is connected with one end of the air supply pipe, and the other end is connected with the air source through the inflation joint.

[0010] In the ultrasonic cleaning equipment, the top of the cleaning tank is provided with a first opening, the top of the shelf is provided with a baffle, and the baffle is larger than the first opening, when the shelf moves to the first moving position, the baffle forms a blockage to the first opening.

[0011] In the ultrasonic cleaning equipment, the lifting mechanism is arranged on the workbench, the lifting mechanism comprises a lifting plate and a driving part, the lifting plate is detachably arranged on the baffle, the driving part is connected with the lifting plate, and the driving part drives the lifting plate to move the shelf between the first moving position and the second moving position.

[0012] In the ultrasonic cleaning equipment, the driving part is detachably arranged on the workbench, the output end of the driving part is detachably connected with the lifting plate, and a floating joint is arranged between the output end of the driving part and the lifting plate.

[0013] In the ultrasonic cleaning equipment, the lifting mechanism further comprises a guide rod, one end of the guide rod is connected with the lifting plate, and the other end of the guide rod is movably sleeved on the workbench and extends along the movement direction of the shelf.

[0014] In the ultrasonic cleaning equipment, when the article is placed in the shelf, the center line of part of the air outlets is aligned with the side edge of the article, and the other part of the air outlets is arranged in a staggered manner with the article.

[0015] In the ultrasonic cleaning equipment, a plurality of through holes are arranged on the shelf, the cleaning liquid can enter the shelf through the through holes and contact the article, and a second opening perpendicular to the ground is arranged on the shelf, and the article can be placed in the shelf through the second opening.

[0016] Compared with the prior art, the ultrasonic cleaning equipment has at least the following beneficial effects:

[0017] 1. In the utility model, through setting up air supply pipe on the storage rack, and making the air outlet on the air supply pipe have opening towards the inside of the storage rack, on the one hand, when the storage rack is in the cleaning tank, the air outlet can blow air to the cleaning liquid in the cleaning tank, thereby enhancing the boiling effect of the gas bubble in the cleaning liquid, improving the cavitation effect, effectively improving the cleaning effect and efficiency, on the other hand, when the storage rack is outside the cleaning tank, the air outlet can blow air to the articles in the storage rack, thereby realizing the air drying of the articles, not only improving the efficiency of the article draining, but also improving the overall cleaning efficiency.

[0018] 2. In the utility model, the air supply pipe is set to be multiple, arranged at the bottom of the storage rack, and a plurality of air outlets are arranged on each air supply pipe, the design not only ensures the uniform distribution of the gas bubble in the cleaning tank, improves the cleaning effect, but also expands the gas injection range, increases the contact area of the gas and the articles when the articles are air dried, thereby further improving the efficiency of the article air drying.

[0019] 3. In the utility model, the connecting pipe is provided with two groups, which are detachably fixed on the two sides of the storage rack and connected with the two ends of the air supply pipe respectively, the design not only ensures the stability of the air supply pipe, but also improves the convenience of the dismounting and maintenance of the connecting pipe. ACCURATE DRAWINGS

[0020] Figure 1 It is the structure schematic view of the ultrasonic cleaning equipment of the utility model.

[0021] Figure 2 It is the internal structure schematic view of the ultrasonic cleaning equipment of the utility model.

[0022] Figure 3 It is Figure 2 The enlarged view of A in the utility model.

[0023] Figure 4 It is the sectional view of the internal structure of the ultrasonic cleaning equipment of the utility model.

[0024] Figure 5 It is the local structure schematic view of the ultrasonic cleaning equipment of the utility model.

[0025] Figure 6 It is the structure schematic view of the article placed on the storage rack of the utility model.

[0026] In all the drawings, the same reference signs refer to the same technical features, specifically: 100, workbench; 110, support frame; 111, support plate; 120, protective cover; 200, water tank; 210, cleaning tank; 220, first opening; 300, storage rack; 310, baffle; 320, mesh plate; 321, through hole; 330, second opening; 400, air supply pipe; 410, air outlet; 500, connecting pipe; 510, inflation joint; 600, lifting plate; 610, driving piece; 620, floating joint; 630, guide rod; 700, ultrasonic transmitter; 800, control box; 900, article. DETAILED DESCRIPTION

[0027] The following is a specific embodiment of the present application and further describes the technical solution of the present application in combination with the drawings, but the present application is not limited to these embodiments.

[0028] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between the components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directional indications also change accordingly.

[0029] In addition, the descriptions such as "first", "second", "one" and the like in the present application are only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0030] In the present application, unless otherwise specifically defined and limited, the terms "connection", "fixing" and the like should be understood broadly, for example, "fixing" can be fixed connection, or detachable connection, or integral; can be mechanical connection, or electrical connection; can be directly connected, or indirectly connected through an intermediate medium; can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise specifically limited. For ordinary skilled persons in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0031] In addition, the technical solutions of each embodiment of the present application can be combined with each other, but it must be based on the fact that ordinary skilled persons in the art can realize it, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, nor is it within the scope of protection required by the present application.

[0032] For example,Figures 1 to 6 As shown in the embodiment, an ultrasonic cleaning device comprises:

[0033] a workbench 100, on which a cleaning tank 210 is arranged;

[0034] a shelf 300, which is movably arranged on the workbench 100 and has a first moving position and a second moving position, and at least one side of the shelf 300 is provided with a gas supply pipe 400, and the gas supply pipe 400 is provided with a gas outlet 410 opening towards the inside of the shelf 300; when the shelf 300 moves to the first moving position, the shelf 300 is in the cleaning tank 210, and the gas outlet 410 can blow gas into the cleaning liquid in the cleaning tank 210; when the shelf 300 moves to the second moving position, the shelf 300 is outside the cleaning tank 210, and the gas outlet 410 can blow gas into the articles 900 in the shelf 300. Through the arrangement of the gas supply pipe 400 and the gas outlet 410, on the one hand, air is introduced into the cleaning liquid, which enhances the boiling effect of the bubbles in the cleaning liquid and improves the cavitation effect, thereby effectively improving the cleaning effect and efficiency; on the other hand, the air-drying of the articles 900 is realized, which improves the efficiency of the articles 900 in draining water, thereby improving the overall cleaning efficiency. In addition, through the movable design of the shelf 300, the operator's contact with the cleaning liquid is effectively reduced, thereby reducing the risk of hand injury caused by contact with corrosive cleaning liquid.

[0035] Specifically, as Figures 1 to 6 shown in the embodiment, the workbench 100 comprises a support frame 110 and a protective cover 120, the support frame 110 is in the protective cover 120, and the support frame 110 serves as a load-bearing component of the device. The protective cover 120 is a hollow structure for accommodating the support frame 110 and cleaning components and forming a protective cover for them.

[0036] In the embodiment, the support frame 110 is rectangular, has a hollow structure, and is spliced by a plurality of cross beams and longitudinal beams. The support frame 110 is detachably provided with a water tank 200, and the water tank 200 is provided with a rectangular cleaning tank 210 for accommodating cleaning liquid and articles 900 to be cleaned. The top of the cleaning tank 210 is provided with a rectangular first opening 220 for smoothly placing the articles 900.

[0037] In the embodiment, the bottom of the cleaning tank 210 is provided with an ultrasonic wave emitter 700, and the side of the protective cover 120 is detachably provided with a control box 800, and the control box 800 is electrically connected with the ultrasonic wave emitter 700, a gas source (not shown in the figure) and a driving member 610. Through the cooperation of the ultrasonic wave emitter 700 and the control box 800, the cleaning liquid in the cleaning tank 210 can use the cavitation effect to clean the articles 900 deeply.

[0038] In the embodiment, the support frame 110 is movably provided with a rack 300, which is located directly above the cleaning tank 210 and used for placing the articles 900 to be cleaned. The rack 300 has a first moving position and a second moving position. When the rack 300 is moved to the first moving position, the rack 300 is located in the cleaning tank 210 and can be immersed in the cleaning liquid, so that the cleaning liquid can clean the articles 900 to be cleaned. When the rack 300 is moved to the second moving position, the rack 300 is separated from the cleaning liquid and located outside the cleaning tank 210, so that the operator can take the articles 900 without putting hands into the cleaning liquid, effectively reducing the contact between the hands and the cleaning liquid and improving the safety of operation.

[0039] In the embodiment, the rack 300 is in a rectangular shape and has a hollow structure. A plurality of through holes 321 are formed in the rack 300. When the rack 300 is located in the cleaning tank 210, the cleaning liquid can enter the rack 300 through the through holes 321 and contact the articles 900. The rack 300 is provided with a second opening 330 perpendicular to the ground. The articles 900 can be placed into the rack 300 through the second opening 330. The design of the through holes 321 not only enables the cleaning liquid to fully contact the surfaces of the articles 900, ensuring the cleaning effect of the articles 900, but also enables the articles 900 to drip after being cleaned through the rack 300, further reducing the contact between the hands and the cleaning liquid. The design of the second opening 330 ensures that the articles 900 can be easily placed and taken out, improving the convenience of operation.

[0040] It should be noted that the second opening 330 can be provided on the top of the rack 300 and parallel to the ground, or on any side of the rack 300 perpendicular to the ground. Preferably, in the embodiment, the second opening 330 is provided on the side of the rack 300 opposite to the operator. This design enables the operator to easily and conveniently place the articles 900 to be cleaned into the rack 300 without having to lift the articles 900 above the rack 300, effectively reducing the difficulty of operation.

[0041] In the embodiment, the rack 300 is formed by a plurality of net plates 320. Each net plate 320 is provided with a plurality of through holes 321, which can be circular, rhombic, triangular or rectangular, as needed. Preferably, the through holes 321 are circular.

[0042] In the embodiment, the shelf 300 is provided with a rectangular baffle 310 on the top, and the baffle 310 is larger than the first opening 220. When the shelf 300 moves to the first moving position, the baffle 310 blocks the first opening 220. Specifically, when the shelf 300 moves to the first moving position, the baffle 310 closely abuts the outer edge of the cleaning tank 210, effectively preventing the cleaning liquid from splashing out during the cleaning process, thereby not only maintaining the cleanliness of the working environment, but also reducing the waste of cleaning liquid and the safety hazard.

[0043] To realize the automation of the movement of the shelf 300, in the embodiment, a lifting mechanism is further arranged on the workbench 100. The lifting mechanism comprises a lifting plate 600 and a driving member 610. The lifting plate 600 is detachably arranged on the baffle 310, and the driving member 610 is connected with the lifting plate 600 and drives the lifting plate 600 to move the shelf 300 between the first moving position and the second moving position. Compared with manually moving the shelf 300, the design simplifies the manual operation process, improves the working efficiency, and ensures the accuracy and stability of the movement of the shelf 300.

[0044] In the embodiment, the lifting plate 600 is horizontally arranged above the baffle 310, and the width of the lifting plate 600 is greater than the width of the baffle 310, so as to provide a connection point for the driving member 610 and the guide structure. The lifting plate 600 is detachably connected with the baffle 310 through fasteners, thereby improving the convenience of disassembly and maintenance.

[0045] In the embodiment, the driving member 610 is a driving cylinder, a hydraulic cylinder or a driving motor. Preferably, the driving member 610 is a driving cylinder, and is electrically connected with the control box 800. The body of the driving member 610 is vertically and detachably arranged on the support frame 110, and the output end of the driving member 610 is detachably connected with the side edge of the lifting plate 600. The design not only makes the equipment structure more compact, but also improves the convenience of disassembly and maintenance of the driving member 610.

[0046] In the embodiment, a floating joint 620 is arranged between the output end of the driving member 610 and the lifting plate 600. The floating joint 620 is connected with the lifting plate 600 through bolts, and the output end of the driving member 610 movably extends into the floating joint 620. The design allows the output end of the driving member 610 to move radially within a certain range and swing within a certain angle range, ensures the smooth operation of the driving member 610, reduces the additional stress and wear caused by misalignment, and effectively improves the service life.

[0047] In the embodiment, the lifting mechanism further comprises guide rods 630 vertically arranged on the adjacent sides of the driving member 610, one end of each of the guide rods 630 is detachably connected with the lifting plate 600 through a bolt, and the other end of each of the guide rods 630 is movably sleeved on the support frame 110 and vertically extends along the moving direction of the storage rack 300. The design ensures the stability of the lifting plate 600 during movement, avoids shaking or deviation of the lifting plate 600, and effectively improves the stability and reliability of the movement of the storage rack 300.

[0048] In the embodiment, the support plate 111 is detachably arranged on the support frame 110, and the support plate 111 is arranged on the two cross beams. The body of the driving member 610 is detachably arranged on the side of the support plate 111 away from the lifting plate 600, and the guide rods 630 are movably arranged on the support plate 111 and located on the two sides of the driving member 610. The design not only ensures the stability of the movement of the lifting plate 600, but also improves the convenience of disassembly and maintenance.

[0049] Preferably, in the embodiment, the support plate 111, the guide rod 630 and the driving member 610 are arranged on the two sides of the lifting plate 600 in a left-right structure. The design improves the carrying capacity of the support plate 111 and further ensures the stability of the movement of the lifting plate 600, thereby ensuring the stability and reliability of the equipment operation.

[0050] In order to improve the cleaning effect and efficiency of the articles 900, in the embodiment, the supply pipe 400 is arranged on at least one side of the storage rack 300, and the outlet 410 of the supply pipe 400 is arranged to face the inside of the storage rack 300. Preferably, the supply pipe 400 is arranged at the bottom of the storage rack 300, the outlet 410 of the supply pipe 400 is arranged to face upward, and the supply pipe 400 can move synchronously with the movement of the storage rack 300. The design can realize air introduction when the outlet 410 blows air into the cleaning liquid in the cleaning tank 210 when the storage rack 300 is in the cleaning tank 210, thereby enhancing the boiling effect of the bubbles in the cleaning liquid, improving the cavitation effect, and further improving the cleaning effect and efficiency of the articles 900. On the other hand, when the outlet 410 blows air upward, i.e. blows air to the articles 900 in the storage rack 300, the residual cleaning liquid on the surface of the articles 900 can be quickly removed, the efficiency of air drying of the articles 900 is effectively improved, and the overall efficiency of cleaning of the articles 900 is improved.

[0051] In the embodiment, the air supply pipes 400 are hollow circular pipes, and a plurality of air supply pipes 400 are arranged on the bottom of the shelf 300. The air supply pipes 400 are arranged in a one-dimensional array, and the plurality of air supply pipes 400 are arranged at equal intervals. The design ensures the uniform distribution of air bubbles in the cleaning tank 210, thereby ensuring the uniformity of the air bubbles when the air bubbles are stirred, further improving the cleaning effect, and avoiding the problem of incomplete local cleaning. In addition, the design also expands the gas injection range, increases the contact area between the gas and the articles 900 when the articles 900 are air dried, and further improves the efficiency of air drying of the articles 900. It is worth noting that among the plurality of air outlets 410, the center lines of some air outlets 410 are aligned with the sides of the articles 900, and some air outlets 410 are arranged in a staggered manner with the articles 900, which not only ensures that the articles 900 can be blown, but also avoids that the articles 900 block the air outlets 410.

[0052] In the embodiment, the air supply structure further includes an air source (not shown in the figure) and a connecting pipe 500. One end of the connecting pipe 500 is connected to the air source, and the other end is connected to the plurality of air supply pipes 400. The air source supplies gas to the air supply pipes 400 through the connecting pipe 500. The design ensures that the gas can be stably supplied to each air supply pipe 400, thereby ensuring the continuity and uniformity of the generation of air bubbles.

[0053] The air source is an air compressor or an air pump. In the embodiment, the air source is an air compressor, which is connected to the connecting pipe 500 through a control valve (not shown in the figure). The design not only ensures the stability and efficiency of gas supply, but also provides flexible operation and maintenance convenience.

[0054] In the embodiment, the connecting pipe 500 is provided in two groups and is detachably fixed to the two sides of the shelf 300. One end of each group of the connecting pipe 500 is connected to one end of the plurality of air supply pipes 400, and the other end is connected to the air source through the inflation joint 510. The connecting pipe 500 is detachably fixed to the two sides of the shelf 300, which not only ensures the stability of the air supply pipe 400 during air supply, but also improves the convenience of disassembly and maintenance. It should be noted that the connecting pipe 500 can also be arranged in one group, and the design of two groups effectively improves the air supply efficiency.

[0055] In the embodiment, the connecting pipe 500 is a hollow circular flexible pipe, which is formed by connecting a plurality of flexible pipes of different lengths. The flexible pipes are connected through three-way valves. The inflation joint 510 is provided in two groups and is detachably arranged on the lifting plate 600 and connected to the connecting pipe 500 through the baffle 310. The design ensures the convenience of disassembly and maintenance of the connecting pipe 500 and the air supply pipe 400.

[0056] In this embodiment, a detachable strap (not shown in the figure) is also provided, which passes through the through hole 321 to fix the connecting pipe 500 and the air supply pipe 400 on the shelf 300, further ensuring the stability of the connecting pipe 500 and the air supply pipe 400 during operation.

Claims

1. An ultrasonic cleaning apparatus, characterized by comprising: The utility model provides a kind of gas supply structure and cleaning device, including: Workbench, which is provided with a cleaning tank on the workbench; A storage rack is movably arranged on the workbench and has a first moving position and a second moving position. At least one side of the storage rack is provided with a gas supply pipe, and the gas supply pipe is provided with a gas outlet opening towards the inside of the storage rack. When the storage rack moves to the first moving position, the storage rack is in the cleaning tank, and the gas outlet can blow gas into the cleaning liquid in the cleaning tank. When the storage rack moves to the second moving position, the storage rack is outside the cleaning tank, and the gas outlet can blow gas into the goods in the storage rack.

2. The ultrasonic cleaning apparatus according to claim 1, wherein The gas supply pipe is arranged at the bottom of the storage rack, and each gas supply pipe is provided with a plurality of gas outlets.

3. An ultrasonic cleaning apparatus as claimed in claim 2, wherein The gas supply structure includes a gas source and a connecting pipe. One end of the connecting pipe is connected to the gas source, and the other end is connected to a plurality of gas supply pipes. The gas source supplies gas to the gas supply pipes through the connecting pipe.

4. The ultrasonic cleaning apparatus according to claim 3, wherein The connecting pipe is provided with two groups, which are detachably arranged on both sides of the storage rack. One end of the two groups of connecting pipes is connected to one end of the gas supply pipe, and the other end is connected to the gas source through an inflation joint.

5. An ultrasonic cleaning apparatus as claimed in claim 4, wherein The top of the cleaning tank is provided with a first opening, and the top of the storage rack is provided with a baffle. The baffle is larger than the first opening. When the storage rack moves to the first moving position, the baffle forms a blockage to the first opening.

6. An ultrasonic cleaning apparatus as claimed in claim 5, wherein The workbench is provided with a lifting mechanism. The lifting mechanism includes a lifting plate and a driving member. The lifting plate is detachably arranged on the baffle. The driving member is connected to the lifting plate and drives the lifting plate to move the storage rack between the first moving position and the second moving position.

7. An ultrasonic cleaning apparatus as claimed in claim 6, characterized in that The driving member is detachably arranged on the workbench. The output end of the driving member is detachably connected to the lifting plate, and a floating joint is arranged between the output end of the driving member and the lifting plate.

8. The ultrasonic cleaning apparatus according to claim 6, wherein The lifting mechanism further includes a guide rod. One end of the guide rod is connected to the lifting plate, and the other end is movably sleeved on the workbench and extends in the moving direction of the storage rack.

9. The ultrasonic cleaning apparatus according to claim 2, wherein When the goods are placed in the storage rack, the center line of part of the gas outlets is aligned with the side of the goods, and the other part of the gas outlets is arranged in a staggered manner with the goods.

10. The ultrasonic cleaning apparatus according to claim 1, wherein The storage rack is provided with a plurality of through holes. The cleaning liquid can enter the storage rack through the through holes and contact the goods. The storage rack is provided with a second opening perpendicular to the ground, and the goods can be placed in the storage rack through the second opening.