Ton bag cleaning device

Abstract

The utility model relates to the technical field of ton bag cleaning, and discloses a ton bag cleaning device which comprises a rack, a ton bag hanging assembly, a water storage tank, an internal spray head, an external spray head, a circulating filtering water tank, a water passing pipeline, a drainage pipeline, a water conveying hose and a telescopic rod. The ton bag hanging assembly is arranged on the machine frame, the water storage tank is arranged below the ton bag hanging assembly, a cleaning space used for containing ton bags is arranged between the ton bag hanging assembly and the water storage tank, and the built-in spray head is connected with the machine frame through a telescopic rod and arranged in the cleaning space. A water inlet, a water outlet and a discharging port used for recycling materials are formed in the circulating filtering water tank, the drainage pipeline is connected with the water storage tank and the water inlet, the water passing pipeline is connected with the built-in spray head and an external water source, the water conveying hose is connected with the external spray head and the water outlet, and a filtering net is arranged in the circulating filtering water tank. The ton bag cleaning device has the advantages of convenience in ton bag cleaning, simplicity and convenience in operation, high cleaning efficiency, water conservation, material recovery and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of ton bag cleaning, in particular to a ton bag cleaning device. Background Art

[0002] In recent years, with the market demand for new energy and the rapid development of battery technology, in the production process of battery materials, ton bags are used as carriers for the transportation of raw materials, intermediate process products and finished products. They have the advantages of large capacity, convenient operation and high transportation efficiency. They are indispensable items in the production process of battery material enterprises in terms of automation, scale and high efficiency. However, they are consumables and have a large demand for use. As enterprises become lean, reduce costs and increase efficiency to improve production efficiency, more and more attention is paid to the recycling and reuse of ton bags. At present, the operation mode of cleaning and recycling ton bags is that multiple people are required to cooperate in cleaning ton bags. One person needs to open the ton bag and the other person uses a water gun to flush the inside and outside of the ton bag or use an industrial washing machine to clean the ton bag after use. This treatment method leads to increased operating costs for enterprises, low cleaning efficiency of ton bags, low recycling rate of water, and problems such as unclean cleaning of ton bags, damage to ton bags by using industrial washing machines, surface debris blocking the water treatment machine pump, and some materials entering the water and losing, increasing labor time. Utility Model Content

[0003] The purpose of the utility model is to design a ton bag cleaning device which can solve the above problems.

[0004] In order to achieve the above-mentioned purpose, the utility model provides a ton bag cleaning device, including: a frame, a ton bag hanging assembly, a water storage tank, a built-in nozzle, an external nozzle, a circulating filter water tank, a water pipe, a drainage pipe, a water delivery hose and a telescopic rod extending in the up and down directions;

[0005] The ton bag hanging assembly is arranged on the frame, the water storage tank is arranged below the ton bag hanging assembly, a cleaning space for placing ton bags is arranged between the ton bag hanging assembly and the water storage tank, the built-in nozzle and the telescopic rod are both placed in the cleaning space, the upper end of the telescopic rod is connected to the frame, and the lower end of the telescopic rod is connected to the built-in nozzle;

[0006] The circulating filtration water tank is provided with a water inlet, a water outlet and a discharge port for recycling materials; one end of the drainage pipe is connected to the bottom of the water storage tank, and the other end is connected to the water inlet; one end of the water pipe is connected to the built-in nozzle, and the other end is connected to an external water source or the water outlet; one end of the water supply hose is connected to the external nozzle, and the other end is connected to the water outlet; a filter is provided in the circulating filtration water tank, and the filter is arranged between the water inlet and the water outlet.

[0007] Furthermore, the ton bag hanging assembly includes a hanging frame and four hooks arranged diagonally on the same horizontal plane, each of the hooks is movably connected to the hanging frame, and the four hooks can reciprocate along their diagonals.

[0008] Furthermore, the ton bag suspension assembly also includes four pneumatic telescopic cylinders, and the four pneumatic telescopic cylinders are respectively arranged in a one-to-one correspondence with the four hooks, and the hooks are movably connected to the suspension frame through the pneumatic telescopic cylinders.

[0009] Further, the filter net includes a primary filter element net, a secondary filter element net and a tertiary filter element net, and the primary filter element net, the secondary filter element net and the tertiary filter element net are arranged in sequence in the circulating filtration water tank, the water inlet is located on the side of the primary filter element net away from the secondary filter element net on the circulating filtration water tank, the water outlet is located on the side of the tertiary filter element net away from the secondary filter element net on the circulating filtration water tank, and the discharge port is located between the secondary filter element net and the tertiary filter element net on the circulating filtration water tank.

[0010] Furthermore, it also includes a support column, which is detachably connected to the lower connection of the rack, and the height of the rack after connection can be adjusted by adjusting the installation position of the rack on the support column.

[0011] Furthermore, it also includes a ventilation pipe and a gas supply hose, one end of the ventilation pipe is connected to the top of the built-in nozzle, and the other end is connected to an external air source, one end of the gas supply hose is connected to the external air source, and the other end is connected to the external nozzle.

[0012] Furthermore, the built-in nozzle includes a nozzle body and multiple first nozzles, a water channel and an air channel are opened on the top of the nozzle body, the water pipe is connected to the nozzle body through the water channel, the air pipe is connected to the nozzle body through the air channel, the water channel and the air channel are both provided with a first one-way valve, and the first nozzle is connected to the outer wall of the nozzle body.

[0013] Furthermore, the first nozzles are distributed on the outer wall of the nozzle body at equal intervals, or a plurality of the first nozzles are radially arranged on the outer wall of the nozzle body.

[0014] Furthermore, the external nozzle includes a fairing, a connecting plate and a plurality of second nozzles, the fairing is arranged on the connecting plate to enclose a fairing cavity, the second nozzle is arranged on the fairing and is connected with the fairing cavity, an air vent and a water port are provided on the connecting plate, the air hose is connected with the fairing cavity through the air vent, the water hose is connected with the fairing cavity through the water port, and a second one-way valve is provided on the air vent and the water port.

[0015] Furthermore, the second nozzles are evenly distributed in the circumferential direction of the fairing, each of the second nozzles is cylindrical, and an angle A formed between each of the second nozzles and the connecting plate is ≥60°.

[0016] Compared with the prior art, the ton bag cleaning device of the utility model has the following beneficial effects:

[0017] The ton bag cleaning device of the embodiment of the utility model can clean the inside and outside of the ton bag through external nozzles and internal nozzles, and at the same time the circulating filtering water tank can realize the material recovery function and water recycling function; the utility model can solve the current problems of low ton bag cleaning efficiency, need for multiple people's assistance, low water recycling rate, incomplete ton bag cleaning, damage to ton bags by using industrial washing machines, surface debris clogging water treatment machine pump, part of the material entering the water and unable to be recovered in time, increased labor time, etc., and also has the advantage of being applicable to a wide range of ton bag sizes, saving use costs, and effectively improving economic benefits. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic structural diagram of a ton bag cleaning device according to an embodiment of the utility model;

[0019] Figure 2 This is a schematic diagram of the top view of the ton bag cleaning device according to an embodiment of the utility model;

[0020] Figure 3 It is a schematic diagram of the top view of the circulating filter water tank in the ton bag cleaning device of the embodiment of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the built-in nozzle in the ton bag cleaning device of the embodiment of the utility model;

[0022] Figure 5 It is a structural schematic diagram of an external nozzle in a ton bag cleaning device according to an embodiment of the utility model.

[0023] In the figure, 1, frame; 10, cleaning space; 2, ton bag hanging assembly; 21, hook; 22, pneumatic telescopic cylinder; 23, hanging frame; 3, water storage tank; 4, built-in nozzle; 41, nozzle body; 411, water passage; 412, ventilation passage; 413, first one-way valve; 42, first nozzle; 5, external nozzle; 50, rectifier chamber; 51, fairing; 52, connecting plate; 521, vent; 5 22. Water inlet; 523. Second one-way valve; 53. Second nozzle; 6. Circulating filtration water tank; 61. Water inlet; 62. Water outlet; 63. Discharge port; 64. Filter net; 641. Primary filter net; 642. Secondary filter net; 643. Thirdary filter net; 71. Water pipe; 72. Drain pipe; 73. Water hose; 74. Ventilation pipe; 75. Gas hose; 8. Telescopic rod; 9. Support. DETAILED DESCRIPTION

[0024] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0025] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like used in the present invention to indicate the orientation or position relationship are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0026] In the description of the present invention, it should be understood that the terms "connected", "connected", "fixed" and the like used in the present invention should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, or a welding connection; it can be directly connected, or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The present invention uses the terms "first", "second", etc. to describe various information, but these information should not be limited to these terms, which are only used to distinguish the same type of information from each other. For example, without departing from the scope of the present invention, the "first" information may also be referred to as the "second" information, and similarly, the "second" information may also be referred to as the "first" information.

[0028] The utility model is an automatic cleaning and recovery device for ton bags after the feeding of battery positive electrode material precursors, lithium salts, etc. is completed. It can be used for ton bags for packaging new energy lithium-ion battery electrodes, and can also be used for ton bags for powder, wet materials, etc.

[0029] Reference Figure 1 A ton bag cleaning device according to an embodiment of the utility model comprises: a frame 1, a ton bag hanging assembly 2, a water storage tank 3, a built-in nozzle 4, an external nozzle 5, a circulating filter water tank 6, a water pipe 71, a drainage pipe 72, a water hose 73 and a telescopic rod 8 extending in the up-down direction;

[0030] The ton bag hanging assembly 2 is arranged on the frame 1, the water storage tank 3 is arranged below the ton bag hanging assembly 2, a cleaning space 10 for placing ton bags is arranged between the ton bag hanging assembly 2 and the water storage tank 3, the cleaned ton bag is hung on the ton bag hanging assembly 2, the built-in nozzle 4 and the telescopic rod 8 are both placed in the cleaning space 10, the upper end of the telescopic rod 8 is connected to the frame 1, and the lower end of the telescopic rod 8 is connected to the built-in nozzle 4. When in use, the built-in nozzle 4 extends into the ton bag from the opening of the ton bag to be cleaned above through the telescopic rod 8 and is located inside the ton bag.

[0031] The circulating filter water tank 6 is provided with a water inlet 61, a water outlet 62 and a discharge port 63 for recycling materials. One end of the drainage pipe 72 is connected to the bottom of the water storage tank 3, and the other end is connected to the water inlet 61. One end of the water pipe 71 is connected to the built-in nozzle 4, and the other end is connected to an external water source or the water outlet 62. One end of the water delivery hose 73 is connected to the external nozzle 5, and the other end is connected to the water outlet 62. A filter 64 is provided in the circulating filter water tank 6, and the filter 64 is provided between the water inlet 61 and the water outlet 62. The filter 64 is used to filter the water entering from the water inlet 61, so that the water is discharged through the water outlet 62 for use after being filtered. A water pump for transporting water from the bottom of the water storage tank 3 to the circulating filter water tank 6 is connected in series to the drainage pipe 72, and a water pump for transporting water from the circulating filter water tank 6 to the external nozzle 5 is connected in series to the water delivery hose 73. A discharge valve for controlling its switch is provided on the discharge port 63.

[0032] Specifically, the water pipe 71 can be placed in the telescopic rod 8, which not only supports the built-in nozzle 4 but also connects to the water pipe 71 to supply the built-in nozzle 4. The built-in nozzle 4 can move from the top of the ton bag to the bottom of the ton bag as the telescopic rod 8 moves up and down. When cleaning begins, the built-in nozzle 4 uses the water in the external water source or the circulating filter water tank 6 to clean the residual materials on the inner surface of the ton bag, and the water-containing materials flow into the water storage tank 3 below through the discharge port below the ton bag; the water storage tank 3 transports the wastewater containing materials to the water inlet 61 of the circulating filter water tank 6 through the drainage pipe 72, and after being filtered by the filter screen 64, it is supplied to the built-in nozzle 4 or the external nozzle 5 through the water outlet 62, saving water resources. During operation, the water pump can be operated by the control device to start or stop, and the external nozzle 5 can be held to clean the outer surface of the ton bag, and the cleaning water will also be gathered in the water storage tank 3 below the ton bag for reuse.

[0033] In some improved solutions of the present application, the ton bag hanging assembly 2 includes a hanging frame 23 and four hooks 21 arranged diagonally on the same horizontal line, each of the hooks 21 is movably connected to the hanging frame 23, and the four hooks 21 can reciprocate along their diagonals, that is, the hooks 21 can move along their diagonals toward the center of the diagonal or outward. Figure 2 As shown, in a specific embodiment, the four hooks 21 are evenly distributed on the hanging frame 23 at 90°. During cleaning, the lifting ears of the ton bag are hung on the hooks 21, and move closer to or away from each other as the hooks 21 move, thereby controlling the opening and closing degree of the ton bag and adapting to ton bags of different widths.

[0034] In some improved solutions of the present application, the ton bag hanging assembly 2 further includes four pneumatic telescopic cylinders 22, and the four pneumatic telescopic cylinders 22 are respectively arranged in one-to-one correspondence with the four hooks 21, and the hooks 21 are movably connected to the hanging frame 23 through the pneumatic telescopic cylinders 22. Specifically, the technical solution of the present application is also provided with a PLC control device and an operation panel installed on the PLC control device, and the operation panel has telescopic and retracting buttons, which can control the pneumatic telescopic cylinder 22 to drive the hook 21 to move, and cooperate with the telescopic rod 8 that moves up and down to clean ton bags of different sizes and types, thereby improving the cleaning compatibility.

[0035] Reference Figure 3In some improved schemes of the present application, the filter screen 64 includes a primary filter element screen 641, a secondary filter element screen 642 and a tertiary filter element screen 643, and the primary filter element screen 641, the secondary filter element screen 642 and the tertiary filter element screen 643 are arranged in sequence in the circulating filtration water tank 6, and the water inlet 61 is located on the side of the primary filter element screen 641 away from the secondary filter element screen 642 on the circulating filtration water tank 6, and the water outlet 62 is located on the side of the tertiary filter element screen 643 away from the secondary filter element screen 642 on the circulating filtration water tank 6, and the discharge port 63 is located between the secondary filter element screen 642 and the tertiary filter element screen 63 on the circulating filtration water tank 6.

[0036] The filter net 64 is a graded filtering structure. The filtering accuracy of the first-level filter element net 641 is 3μm, and the filtering accuracy of the second-level filter element net 642 is 1.5μm, which can filter out impurities in the wastewater and achieve preliminary separation of impurities and materials. The filtering accuracy of the third-level filter element net 643 is 0.5μm, which is used to separate materials from water. The discharge port 63 is set between the second-level filter element net 642 and the third-level filter element net 643, and can recycle the materials after filtering out impurities.

[0037] In some improved solutions of the present application, a support column 9 is further included, and the support column 9 is detachably connected to the lower part of the frame 1. The height of the frame 1 after connection can be adjusted by adjusting the installation position of the frame 1 on the support column 9. Specifically, the frame 1 and the support column 9 are connected by bolts to form a support platform for washing ton bags. The frame 1 can adjust its height with the cooperation of the support column 9 to adapt to ton bags of different sizes.

[0038] In some improved schemes of the present application, a ventilation pipe 74 and a gas hose 75 are also included. One end of the ventilation pipe 74 is connected to the top of the built-in nozzle 4, and the other end is connected to the external air source. One end of the gas hose 75 is connected to the external air source, and the other end is connected to the external nozzle 5. The present application can also be blown dry after cleaning. The ventilation pipe 74 can be placed in the telescopic rod 8 together with the water pipe 71, and can be extended into the ton bag from top to bottom through the ton bag opening along with the telescopic rod 8, and the pipe is avoided from being exposed.

[0039] When the residual material on the inner surface of the ton bag is cleaned, the pipeline can be switched. The built-in nozzle 4 is switched from the water pipeline 71 to the ventilation pipeline 74, and compressed air is introduced to dry the residual moisture on the inner surface of the ton bag. The external nozzle 5 is switched from the water hose 73 to the air hose 75, and compressed air is introduced to dry the residual moisture on the outer surface of the ton bag, thereby completing the cleaning of the inner and outer surfaces of the ton bag.

[0040] Reference Figure 4In some improved schemes of the present application, the built-in nozzle 4 includes a nozzle body 41 and multiple first nozzles 42, a water channel 411 and an air channel 412 are opened on the top of the nozzle body 41, the water pipe 71 is connected to the nozzle body 41 through the water channel 411, the air pipe 74 is connected to the nozzle body 41 through the air channel 412, a first one-way valve 413 is provided on the water channel 411 and the air channel 412, and the first nozzle 42 is connected to the outer wall of the nozzle body 41.

[0041] Specifically, the water pipe 71 and the ventilation pipe 74 are placed inside the telescopic rod 8, and are connected to the nozzle body 41 through the water channel 411 and the ventilation channel 412 respectively. The first one-way valve 413 can prevent water and gas from flowing during the water cleaning and ventilation drying process. The first nozzle 42 is connected to the water channel 411 and the ventilation channel 412 through pipes respectively.

[0042] In some improved solutions of the present application, the first nozzles 42 are evenly spaced on the outer wall of the nozzle body 41, or a plurality of the first nozzles 42 are radially arranged on the outer wall of the nozzle body 41. In a specific embodiment of the present application, a plurality of first nozzles 42 are evenly spaced around the nozzle body 41, and cooperate with the conical nozzle body 41, so that the water or gas delivered is in a jet shape, with a wide effective working surface, and can fully cover the inner surface of the ton bag during cleaning / drying, avoiding the occurrence of cleaning / drying leakage, such as Figure 1 As shown by the arrow inside the medium-sized bag, according to actual production experience, the best economic benefits can be achieved when the pressure of water and compressed air reaches 0.1Mpa.

[0043] Reference Figure 5 In some improved schemes of the present application, the external nozzle 5 includes a fairing 51, a connecting plate 52 and a plurality of second nozzles 53, the fairing 51 is arranged on the connecting plate 52 to enclose a fairing cavity 50, the second nozzles 53 are arranged on the fairing 51 and are connected to the fairing cavity 50, an air vent 521 and a water port 522 are provided on the connecting plate 52, the air hose 75 is connected to the fairing cavity 50 through the air vent 521, the water hose 73 is connected to the fairing cavity 50 through the water port 522, and a second one-way valve 523 is provided on both the air vent 521 and the water port 522.

[0044] Since the external cleaning nozzle is manually operated by hand, the fairing 51 can use the fairing cavity 50 to store a certain amount of water or gas, thereby stabilizing the flow of water or gas, facilitating the hand-held operation of the external nozzle 5, and preventing water or gas from being sprayed onto the operator. The second nozzle 53 is connected to the vent 521 and the water port 522 through the fairing cavity 50, respectively, and the second one-way valve 523 can prevent water and gas from passing through during water cleaning or ventilation drying.

[0045] In some improved solutions of the present application, the second nozzles 53 are evenly distributed in the circumferential direction of the fairing 51, each of the second nozzles 53 is cylindrical, and an angle A formed between each of the second nozzles 53 and the connecting plate 52 is ≥60°.

[0046] In the specific embodiment of the present application, there are three second nozzles 53, which are arranged in an isosceles triangle on the fairing 51, so that water or gas is delivered in a scattered manner, increasing the effective working surface of cleaning and drying, and the angle A formed between the second nozzle 53 and the connecting plate 52 is greater than 60° to avoid water or gas from leaking back to the operator during use. According to actual production experience, the best economic benefits can be achieved when the water and compressed air reach a pressure of 0.1-0.2Mpa.

[0047] The entire ton bag cleaning device of the present application is connected to a PLC control device, which can realize automatic control of the water volume in the circulating filter water tank 6, greatly reducing manual control intervention, and the system reliability is high; the cleaning wastewater containing materials is initially collected and gathered in the water storage tank 3 below the frame 1, and the water storage tank 3 is equipped with a water pump to transport the wastewater containing materials to the circulating filter water tank 6, and the impurities, materials and water are separated through step filtration; the water outlet 62 at the rear end of the circulating filter water tank 6 is provided with a water pump, and the water pump is connected to an external nozzle 5, which is used to realize the cleaning of the outer surface of the ton bag and the drying of the water, and the entire cleaning process is cyclic and water-saving. After the entire ton bag is cleaned, the pneumatic telescopic cylinder 22 is retracted to facilitate manual picking of the ton bag, and only one person is required to operate during the cleaning process, which has the advantages of simple and convenient operation and high cleaning efficiency, while also saving water and recycling materials.

[0048] In summary, the embodiment of the utility model provides a ton bag cleaning device, which has the following advantages:

[0049] 1. The cleaning efficiency of ton bags is high, reducing manual operation;

[0050] 2. Adding a circulating filter water tank 6 can realize the recovery of residual materials;

[0051] 3. A stepped filter element is provided in the circulating filter water tank 6, which can improve the recycling rate of water and effectively save water;

[0052] 4. The designed built-in nozzle 4 can clean the inner surface of the ton bag and quickly dry the water;

[0053] 5. The designed external nozzle 5 can clean the outer surface of the ton bag and quickly dry the water;

[0054] 6. The pneumatic telescopic cylinder 22 combined with the hook 21 can be applied to ton bags of different sizes and has a wide range of applications.

[0055] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and substitutions can be made without departing from the technical principle of the present invention. These improvements and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A ton bag cleaning device, characterized in that: include: A frame (1), a ton bag hanging assembly (2), a water storage tank (3), a built-in nozzle (4), an external nozzle (5), a circulating filter water tank (6), a water pipe (71), a drainage pipe (72), a water delivery hose (73), and a telescopic rod (8) extending in the up-down direction; The ton bag hanging assembly (2) is arranged on the frame (1), the water storage tank (3) is arranged below the ton bag hanging assembly (2), a cleaning space (10) for placing ton bags is arranged between the ton bag hanging assembly (2) and the water storage tank (3), the built-in nozzle (4) and the telescopic rod (8) are both placed in the cleaning space (10), the upper end of the telescopic rod (8) is connected to the frame (1), and the lower end of the telescopic rod (8) is connected to the built-in nozzle (4); The circulating filtering water tank (6) is provided with a water inlet (61), a water outlet (62) and a discharge port (63) for recycling materials; one end of the drainage pipe (72) is connected to the bottom of the water storage tank (3), and the other end is connected to the water inlet (61); one end of the water pipe (71) is connected to the built-in nozzle (4), and the other end is connected to an external water source or the water outlet (62); one end of the water delivery hose (73) is connected to the external nozzle (5), and the other end is connected to the water outlet (62); a filter screen (64) is provided in the circulating filtering water tank (6), and the filter screen (64) is arranged between the water inlet (61) and the water outlet (62).

2. The ton bag cleaning device according to claim 1, characterized in that: The ton bag hanging assembly (2) comprises a hanging frame (23) and four hooks (21) arranged diagonally on the same horizontal plane, each of the hooks (21) is movably connected to the hanging frame (23), and the four hooks (21) can reciprocate along their diagonals.

3. The ton bag cleaning device according to claim 2, characterized in that: The ton bag suspension assembly (2) further comprises four pneumatic telescopic cylinders (22), wherein the four pneumatic telescopic cylinders (22) are respectively arranged in one-to-one correspondence with the four hooks (21), and the hooks (21) are movably connected to the suspension frame (23) via the pneumatic telescopic cylinders (22).

4. The ton bag cleaning device according to claim 1, characterized in that: The filter net (64) comprises a primary filter element net (641), a secondary filter element net (642) and a tertiary filter element net (643); the primary filter element net (641), the secondary filter element net (642) and the tertiary filter element net (643) are arranged in sequence and spaced apart in the circulating filtering water tank (6); the water inlet (61) is located on the side of the primary filter element net (641) away from the secondary filter element net (642) on the circulating filtering water tank (6); the water outlet (62) is located on the side of the tertiary filter element net (643) away from the secondary filter element net (642) on the circulating filtering water tank (6); and the discharge port (63) is located between the secondary filter element net (642) and the tertiary filter element net (643) on the circulating filtering water tank (6).

5. The ton bag cleaning device according to claim 1, characterized in that: It also comprises a support (9), wherein the support (9) is detachably connected to the lower part of the frame (1), and the height of the frame (1) after connection can be adjusted by adjusting the installation position of the frame (1) on the support (9).

6. The ton bag cleaning device according to any one of claims 1 to 5, characterized in that: It also includes a ventilation pipe (74) and a gas supply hose (75), wherein one end of the ventilation pipe (74) is connected to the top of the built-in nozzle (4) and the other end is connected to an external gas source, and one end of the gas supply hose (75) is connected to the external gas source and the other end is connected to the external nozzle (5).

7. The ton bag cleaning device according to claim 6, characterized in that: The built-in nozzle (4) comprises a nozzle body (41) and a plurality of first nozzles (42); a water passage (411) and an air passage (412) are provided on the top of the nozzle body (41); the water passage pipe (71) is connected to the nozzle body (41) via the water passage (411); the air passage pipe (74) is connected to the nozzle body (41) via the air passage (412); a first one-way valve (413) is provided on each of the water passage (411) and the air passage (412); and the first nozzle (42) is connected to the outer wall of the nozzle body (41).

8. The ton bag cleaning device according to claim 7, characterized in that: The first nozzles (42) are distributed at equal intervals on the outer wall of the nozzle body (41), or A plurality of the first nozzles (42) are radially arranged on the outer wall of the nozzle body (41).

9. The ton bag cleaning device according to claim 6, characterized in that: The external nozzle (5) comprises a fairing (51), a connecting plate (52) and a plurality of second nozzles (53); the fairing (51) is arranged on the connecting plate (52) to enclose a fairing cavity (50); the second nozzles (53) are arranged on the fairing (51) and communicate with the fairing cavity (50); an air vent (521) and a water vent (522) are provided on the connecting plate (52); the air delivery hose (75) communicates with the fairing cavity (50) through the air vent (521); the water delivery hose (73) communicates with the fairing cavity (50) through the water vent (522); and second one-way valves (523) are provided on both the air vent (521) and the water vent (522).

10. The ton bag cleaning device according to claim 9, characterized in that: The second nozzles (53) are evenly distributed in the circumferential direction of the fairing (51), each of the second nozzles (53) is cylindrical, and an angle A formed between each of the second nozzles (53) and the connecting plate (52) is ≥60°.

Images