Pressurized descending and lifting device for spray header of tank washing machine

Abstract

The invention provides an under-pressure descending and lifting device for a spray header of a tank washing machine, which relates to the technical field of spray headers, comprises a spray cylinder, and is characterized in that two second spray nozzles are fixedly mounted on the lower surface of the spray cylinder at equal intervals, a plurality of first spray nozzles are fixedly mounted on the circumferential surface of the spray cylinder at equal intervals, and a water inlet is rotatably mounted on the upper surface of the spray cylinder; a water inlet is formed in the top end of the first spray head, a connecting disc is installed at the top end of the water inlet, a rotating assembly is arranged on the spray barrel, the spray barrel is connected with the water inlet through the rotating assembly, and an adjusting assembly is arranged in the spray barrel. When a water source is sprayed out from the inside of the first spray head, the thicker position at the rear end of the first conical column blocks the first spray head, so that the diameter of the inner wall of the first spray head is reduced, the flowing speed of the water flow from the inside of the first spray head is increased, the pressure is increased, and the spraying distance is longer when the water source is sprayed out from the inside of the first spray head.

Description

Technical Field

[0001] The invention relates to the technical field of spray heads, in particular to a pressure-lowering and lifting device for a spray head of a can washing machine. Background Art

[0002] Can washing machine is a kind of equipment used to clean various types of cans, mainly including tinplate cans, cans, etc. This type of equipment usually uses a high-pressure nozzle or other cleaning tools, which can effectively remove dirt and residues inside and outside the can body to ensure the cleanliness and hygiene of the can body. The spray head is one of the important components of the can washing machine, such as patent application number CN201220084447.8, a spray structure of a can washing machine, including two left and right side spray pipes, a conveyor belt and a conveyor box, the side spray pipes and the conveyor belt are installed in the conveyor box, the two side spray pipes are respectively connected to the water outlet end of the water pump of the can washing machine, the two side spray pipes are distributed on the left and right sides of the conveyor box, and the side spray pipes are distributed with a plurality of first water spray holes with the water spray direction facing the top of the conveyor belt; it also includes a lower spray pipe, the lower spray pipe is arranged directly below the conveyor belt, the lower spray pipe is connected to the water outlet end of the water pump of the can washing machine, and the lower spray pipe is distributed with a plurality of second water spray holes with the water spray direction facing upward; and the conveyor belt is two racks with intervals and driven by a motor. The utility model increases the cleaning area and improves the cleaning effect by adding a multi-aperture lower nozzle at the bottom of the conveyor belt, eliminates the need for manual re-cleaning, and reduces labor. In the above technical scheme, when cleaning tanks of different diameters, it is necessary to use a spray head to spray water sources of different pressures to better clean the tanks. The pressure of the water source sprayed by the spray head is difficult to change, and the efficiency of cleaning tanks of different specifications is not high. Summary of the invention

[0003] In view of the shortcomings of the prior art, the present invention provides a pressure-dropping and lifting device for the spray head of a can washing machine, which solves the problem that when cleaning cans of different diameters, a spray head needs to spray water sources with different pressures to better clean the cans, and the pressure of the water source sprayed by the spray head is difficult to change, resulting in low efficiency in cleaning cans of different specifications.

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: a pressure-lowering and lifting device for the spray head of a can washing machine, including a spray barrel, characterized in that two second spray heads are fixedly installed at equal intervals on the lower surface of the spray barrel, a plurality of first spray heads are fixedly installed at equal intervals on the circumference of the spray barrel, a water inlet is rotatably installed on the upper surface of the spray barrel, a connecting plate is installed on the top of the water inlet, a rotating assembly is arranged on the spray barrel, the spray barrel is connected to the water inlet through the rotating assembly, and an adjustment assembly is arranged inside the spray barrel.

[0005] Preferably, a support rod is fixedly mounted on the circumference of the water inlet, and a swing rod is mounted on one end of the support rod away from the water inlet via bolts.

[0006] Preferably, the rotating assembly comprises a mounting frame and a gear ring, wherein the mounting frame is fixedly mounted on the circumference of the spray barrel, and the gear ring is fixedly mounted on the upper end surface of the spray barrel.

[0007] Preferably, a servo motor is fixedly mounted on the lower surface of the mounting frame, a gear is mounted on the output end of the servo motor, and the gear is meshingly connected with a gear ring.

[0008] Preferably, the adjustment assembly includes a screw sleeve, a slide rod, and a plurality of slide grooves. The screw sleeve is installed on the lower end surface of the spray barrel, the slide rod is slidably installed through the lower end of the spray barrel, and the plurality of slide grooves are equidistantly arranged on the inner surface of the spray barrel.

[0009] Preferably, a screw is sleeved and installed in the middle part of the screw sleeve, a turntable is fixedly installed on the lower end of the screw, a mounting plate is rotatably installed on the upper end of the screw, and the upper end of the slide rod is arranged on the lower surface of the mounting plate.

[0010] Preferably, a sliding block is slidably installed inside each of the slide grooves, and a first conical column is installed on a side of each of the sliding blocks that is away from each other, and the first conical column is arranged inside the first nozzle.

[0011] Preferably, limit rods are fixedly mounted on both sides of the mounting plate, a second conical column is fixedly mounted on the lower end surface of the limit rod, and the second conical column is arranged inside the second nozzle.

[0012] Preferably, a first groove is formed on the upper surface of each of the sliding blocks, and a first rotating shaft is rotatably mounted between inner walls on both sides of the first groove.

[0013] Preferably, a plurality of second grooves are equidistantly provided on the surface of the mounting plate, a second rotating shaft is rotatably installed between the insides of both sides of the second rotating groove, a connecting rod is fixedly installed on the side of the second rotating shaft, and the top end of the connecting rod is arranged on the side of the first rotating shaft.

[0014] The present invention provides a pressure-lowering and lifting device for a can washing machine spray head. It has the following beneficial effects:

[0015] 1. The staff rotates the screw rod so that the screw rod cooperates with the screw rod sleeve to move downward, and because the middle part of the screw rod sleeve is sleeved with a screw rod, a turntable is fixedly installed at the lower end of the screw rod, and a mounting plate is rotatably installed at the upper end of the screw rod. The upper end of the slide rod is arranged on the lower surface of the mounting plate, and a slider is slidably installed inside each slide groove, and a first conical column is installed on a side of each slider away from each other, and the first conical column is arranged inside the first nozzle. Limit rods are fixedly installed on both sides of the mounting plate, and a second conical column is fixedly installed on the lower end surface of the limit rod, and the second conical column is arranged inside the second nozzle. A first groove is opened on the upper surface of each slider, and a first rotating shaft is rotatably installed between the inner walls on both sides of the first groove, and a plurality of second grooves are equidistantly opened on the surface of the mounting plate, and a second rotating shaft is rotatably installed between the insides on both sides of the second groove, and a connecting rod is fixedly installed on the side of the second rotating shaft. Rod, the top of the connecting rod is arranged on the side of the first rotating shaft, at this time, the mounting plate can be moved upward, and at this time, it can drive a plurality of sliders to move in the direction away from each other, and at the same time drive a plurality of first conical columns to move in the direction away from each other, which will make the first conical column, when the first conical column, when the first conical column moves into the first nozzle, the first nozzle will be blocked by the thicker position at the rear end of the first conical column, so as to reduce the diameter of the inner wall of the first nozzle, to increase the speed of water flowing from the inside of the first nozzle, to increase its pressure, so that when the water source is sprayed out from the inside of the first nozzle, the pressure is greater and the spraying distance is farther. This device can adjust the pressure of the sprayed water source according to the diameter of the cleaning tank body, so that this device can adapt to the cleaning of tank bodies of different specifications, and the cleaning effect is better.

[0016] 2. At this time, the output end of the servo motor drives the gear to rotate, which can drive the spray barrel to rotate. At this time, the spray barrel can be driven to rotate, so that the first nozzles can rotate and the water source can be evenly sprayed inside the spray barrel, which can improve the cleaning efficiency. Because the water pipe head needs to be connected to a hose at a certain distance, the staff can shake the swing arm back and forth to make the spray barrel shake, so that the second nozzle can shake, and the internal surface of the spray barrel can be cleaned more thoroughly. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0018] Figure 2 It is a schematic diagram of the overall side view structure of the present invention;

[0019] Figure 3 It is a schematic diagram of the internal structure of the spray barrel in the present invention from a top view;

[0020] Figure 4 It is a schematic diagram of the internal side view of the spray barrel in the present invention;

[0021] Figure 5It is a schematic diagram of the structure of the installation disk in the present invention;

[0022] Figure 6 It is a schematic diagram of the enlarged structure of point A in the present invention.

[0023] Among them, 1. spray gun; 2. first spray head; 3. second spray head; 4. adjustment assembly; 401. screw sleeve; 402. screw; 403. turntable; 404. slide rod; 405. first conical column; 406. limit rod; 407. second conical column; 408. mounting plate; 409. slide groove; 410. slide block; 411. first groove; 412. first rotating shaft; 413. second groove; 414. second rotating shaft; 415. connecting rod; 5. rotating assembly; 501. mounting frame; 502. gear ring; 503. servo motor; 504. gear; 6. water inlet; 7. connecting plate; 8. support rod; 9. rocker arm; 10. bolt. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] like Figure 1 , 2As shown in Figures 3 and 4, an embodiment of the present invention provides a pressure-lowering and lifting device for a can washing machine spray head, including a spray barrel 1, characterized in that two second spray heads 3 are fixedly installed at equal intervals on the lower surface of the spray barrel 1, a plurality of first spray heads 2 are fixedly installed at equal intervals on the circumference of the spray barrel 1, a water inlet 6 is rotatably installed on the upper surface of the spray barrel 1, a connecting plate 7 is installed on the top of the water inlet 6, a rotating component 5 is arranged on the spray barrel 1, the spray barrel 1 is connected to the water inlet 6 via the rotating component 5, an adjusting component 4 is arranged inside the spray barrel 1, and when the device needs to be used for spray cleaning, the connecting plate 7 is firstly moved The servo motor 503 is connected to the water receiving pipe head, and a hose of a certain distance needs to be connected to the water receiving pipe head. At this time, the device is placed inside the tank that needs to be cleaned. At this time, water is transported to the inside of the spray barrel 1, and the water source will be sprayed from the first nozzle 2 and the second nozzle 3 to perform cleaning work. In the spraying process, the servo motor 503 output end driving gear 504 is rotated, and the spray barrel 1 can be driven to rotate. At this time, the spray barrel 1 can be driven to rotate, so that the first nozzles 2 rotate, and the water source is evenly sprayed inside the spray barrel 1, which can improve the cleaning efficiency. The staff can shake the swing rod 9 back and forth to shake the spray barrel 1 and the second spray head 3, so that the internal surface of the spray barrel 1 can be cleaned more thoroughly. When it is necessary to adjust the water pressure of the first spray head 2 and the second spray head 3, the staff can rotate the screw rod 402 to make the screw rod 402 move downward in conjunction with the screw rod sleeve 401, and then the mounting plate 408 can move upward, and at the same time, it can drive the plurality of sliders 410 to move away from each other, and at the same time drive the plurality of first conical columns 405 to move away from each other, so that the first The conical column 405, when the first conical column 405, when the first conical column 405 moves toward the inside of the first nozzle 2, the thicker position at the rear end of the first conical column 405 will block the first nozzle 2, to reduce the diameter of the inner wall of the first nozzle 2, to increase the speed of the water flowing from the inside of the first nozzle 2, to increase its pressure, so that the pressure of the water source when sprayed out from the inside of the first nozzle 2 is greater and the spray distance is farther. This device can adjust the pressure of the sprayed water source according to the diameter of the cleaning tank body, so that this device can adapt to the cleaning of tank bodies of different specifications and have a better cleaning effect.

[0026] like Figure 1 , 2As shown, the water inlet 6 is fixedly mounted with a support rod 8, and the end of the support rod 8 away from the water inlet 6 is mounted with a swing rod 9 through a bolt 10. The rotating assembly 5 includes a mounting frame 501 and a gear ring 502. The mounting frame 501 is fixedly mounted on the periphery of the spray barrel 1, and the gear ring 502 is fixedly mounted on the upper end surface of the spray barrel 1. A servo motor 503 is fixedly mounted on the lower surface of the mounting frame 501. A gear 504 is mounted on the output end of the servo motor 503, and the gear 504 is meshed with the gear ring 502. Then, during the spraying process, the output end of the servo motor 503 drives the gear 504 to rotate, which can drive the spray barrel 1 to rotate. At this time, the spray barrel 1 can be driven to rotate, so that the first nozzles 2 can rotate, and the water source can be evenly sprayed inside the spray barrel 1, which can improve the cleaning efficiency. Because the water pipe head needs to be connected to a hose at a certain distance, the staff can shake the rocker arm 9 back and forth to shake the spray barrel 1 and the second nozzle 3, so that the internal surface of the spray barrel 1 can be cleaned more thoroughly.

[0027] like Figure 2 , 3, 4, 5, and 6, the adjustment component 4 includes a screw sleeve 401, a slide rod 404, and a plurality of slide grooves 409. The screw sleeve 401 is installed on the lower end surface of the spray barrel 1, and the slide rod 404 is slidably penetrated and installed at the lower end of the spray barrel 1. A plurality of slide grooves 409 are equidistantly arranged on the inner surface of the spray barrel 1. A screw 402 is sleeved and installed in the middle of the screw sleeve 401. A turntable 403 is fixedly installed at the lower end of the screw 402. A mounting plate 408 is rotatably installed at the upper end of the screw 402. The upper end of the slide rod 404 is arranged on the lower surface of the mounting plate 408. A slider 410 is slidably installed inside each of the slide grooves 409. A first conical column 405 is installed on a side of each slider 410 away from each other. The first conical column 405 is arranged inside the first nozzle 2, and the limiting rods 406 are fixedly installed on both sides of the installation plate 408, and the second conical column 407 is fixedly installed on the lower end surface of the limiting rod 406, and the second conical column 407 is arranged inside the second nozzle 3. A first groove 411 is opened on the upper surface of each slider 410, and a first rotating shaft 412 is rotatably installed between the inner walls on both sides of the first groove 411. A plurality of second grooves 413 are equidistantly opened on the surface of the installation plate 408, and a second rotating shaft 414 is rotatably installed between the inner walls on both sides of the second groove 413. A connecting rod 415 is fixedly installed on the side of the second rotating shaft 414, and the top of the connecting rod 415 is arranged on the side of the first rotating shaft 412. By rotating the screw rod 40 2, so that the screw rod 402 cooperates with the screw rod sleeve 401 to move downward, and because the screw rod sleeve 401 is sleeved with the screw rod 402 in the middle, the lower end of the screw rod 402 is fixedly installed with a turntable 403, the upper end of the screw rod 402 is rotatably installed with a mounting plate 408, the upper end of the slide rod 404 is arranged on the lower surface of the mounting plate 408, each slide groove 409 is slidably installed with a slider 410, each slider 410 is installed with a first conical column 405 on a side away from each other, the first conical column 405 is arranged in the first nozzle 2, and the limiting rods 406 are fixedly installed on both sides of the mounting plate 408, and the lower end surface of the limiting rod 406 is fixedly installed with a second conical column 407, and the second conical column 407 is arranged in the second nozzle 3. The upper surface of each slider 410 is opened A first groove 411 is provided, and a first rotating shaft 412 is rotatably installed between the inner walls on both sides of the first groove 411. A plurality of second grooves 413 are equidistantly provided on the surface of the mounting plate 408, and a second rotating shaft 414 is rotatably installed between the inner walls on both sides of the second groove 413. A connecting rod 415 is fixedly installed on the side of the second rotating shaft 414, and the top of the connecting rod 415 is arranged on the side of the first rotating shaft 412. At this time, the mounting plate 408 can be moved upward, and at the same time, a plurality of sliders 410 can be driven to move away from each other, and at the same time, a plurality of first conical columns 405 can be driven to move away from each other, which will cause the first conical columns 405, when the first conical columns 405, when the first conical columns 405 move toward the inside of the first nozzle 2,The thicker position at the rear end of the first conical column 405 will block the first nozzle 2, reduce the diameter of the inner wall of the first nozzle 2, increase the speed of the water flow from the inside of the first nozzle 2, increase its pressure, and make the water source spray out from the inside of the first nozzle 2 with a higher pressure and a longer spray distance. This device can adjust the pressure of the sprayed water source according to the diameter of the cleaning tank, so that this device can be adapted to the cleaning of tanks of different specifications, and the cleaning effect is better.

[0028] Working principle: when it is necessary to use this device for spray cleaning, first connect the connecting plate 7 to the water receiving pipe head, and a hose of a certain distance needs to be connected to the water receiving pipe head. At this time, the device is placed inside the tank that needs to be cleaned, and water is transported to the inside of the spray barrel 1. The water source will be sprayed from the first nozzle 2 and the second nozzle 3 to perform cleaning work. During the spraying process, the output end of the servo motor 503 drives the gear 504 to rotate, which can drive the spray barrel 1 to rotate. At this time, the spray barrel 1 can be driven to rotate, so that several first nozzles 2 can rotate, and the water source is evenly sprayed inside the spray barrel 1, which can improve the cleaning efficiency. Because the water receiving pipe head needs to be connected to a hose of a certain distance, the workers can The staff shakes the swing rod 9 back and forth to shake the spray barrel 1 and the second spray head 3, so that the internal surface of the spray barrel 1 is cleaned more thoroughly. When it is necessary to adjust the water source pressure of the first spray head 2 and the second spray head 3, the staff rotates the screw rod 402 to make the screw rod 402 move downward in cooperation with the screw rod screw sleeve 401. Because the screw rod 402 is sleeved and installed in the middle of the screw rod screw sleeve 401, the lower end of the screw rod 402 is fixedly installed with a turntable 403, the upper end of the screw rod 402 is rotatably installed with a mounting plate 408, and the upper end of the slide rod 404 is arranged on the lower surface of the mounting plate 408, and each slide groove 409 is slidably installed with a slider 410, and each slider 410 is installed with a first conical column 405 on a side away from each other. It is arranged inside the first nozzle 2, and the limiting rods 406 are fixedly installed on both sides of the installation disk 408, and the second conical column 407 is fixedly installed on the lower end surface of the limiting rod 406, and the second conical column 407 is arranged inside the second nozzle 3. A first groove 411 is opened on the upper surface of each slider 410, and a first rotating shaft 412 is rotatably installed between the inner walls on both sides of the first groove 411. A plurality of second grooves 413 are equidistantly opened on the surface of the installation disk 408, and a second rotating shaft 414 is rotatably installed between the insides on both sides of the second groove 413. A connecting rod 415 is fixedly installed on the side of the second rotating shaft 414, and the top of the connecting rod 415 is arranged on the side of the first rotating shaft 412. At this time, the installation disk 408 can be moved upward, and at this time, it can drive a plurality of sliders 4 10 moves in directions away from each other, and at the same time drives a plurality of first conical columns 405 to move in directions away from each other, which will cause the first conical columns 405, when the first conical columns 405, when the first conical columns 405 move toward the inside of the first nozzle 2, the first nozzle 2 will be blocked by the thicker position at the rear end thereof, so as to reduce the diameter of the inner wall of the first nozzle 2, increase the speed of the water flowing from the inside of the first nozzle 2, increase its pressure, and make the water source have a greater pressure when spraying out from the inside of the first nozzle 2, and spray a farther distance. This device can adjust the pressure of the sprayed water source according to the diameter of the cleaning tank body, so that this device can adapt to the cleaning of tank bodies of different specifications, and the cleaning effect is better.

[0029] Obviously, the above embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not limitations on the implementation methods of the present invention. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made on the basis of the above description. It is impossible to list all the implementation methods here. All obvious changes or modifications derived from the technical solution of the present invention are still within the protection scope of the present invention.

Claims

1. A pressure-lowering and lifting device for a can washing machine spray head, comprising a spray barrel (1), characterized in that: Two second nozzles (3) are fixedly installed at equal intervals on the lower surface of the spray barrel (1); a plurality of first nozzles (2) are fixedly installed at equal intervals on the circumference of the spray barrel (1); a water inlet (6) is rotatably installed on the upper surface of the spray barrel (1); a connecting plate (7) is installed at the top of the water inlet (6); a rotating component (5) is arranged on the spray barrel (1); the spray barrel (1) is connected to the water inlet (6) via the rotating component (5); and an adjustment component (4) is arranged inside the spray barrel (1).

2. The pressure-lowering and lifting device for the spray head of a can washing machine according to claim 1 is characterized in that: A support rod (8) is fixedly mounted on the circumference of the water inlet (6), and a swing rod (9) is mounted on one end of the support rod (8) away from the water inlet (6) via a bolt (10).

3. The pressure-lowering and lifting device for the spray head of a can washer according to claim 1 is characterized in that: The rotating assembly (5) comprises a mounting frame (501) and a gear ring (502); the mounting frame (501) is fixedly mounted on the circumference of the spray barrel (1); and the gear ring (502) is fixedly mounted on the upper end surface of the spray barrel (1).

4. The pressure-lowering and lifting device for the spray head of a can washer according to claim 3 is characterized in that: A servo motor (503) is fixedly mounted on the lower surface of the mounting frame (501), a gear (504) is mounted on the output end of the servo motor (503), and the gear (504) is meshedly connected with the gear ring (502).

5. The pressure-lowering and lifting device for the spray head of a can washing machine according to claim 1 is characterized in that: The adjustment assembly (4) comprises a screw sleeve (401), a slide rod (404), and a plurality of slide grooves (409); the screw sleeve (401) is installed on the lower end surface of the spray barrel (1); the slide rod (404) is slidably installed through the lower end of the spray barrel (1); and the plurality of slide grooves (409) are evenly spaced on the inner surface of the spray barrel (1).

6. The pressure-lowering and lifting device for the spray head of a can washer according to claim 5 is characterized in that: A screw rod (402) is sleeved and installed in the middle of the screw rod sleeve (401), a rotating disk (403) is fixedly installed on the lower end of the screw rod (402), a mounting disk (408) is rotatably installed on the upper end of the screw rod (402), and the upper end of the sliding rod (404) is arranged on the lower surface of the mounting disk (408).

7. The pressure-lowering and lifting device for the spray head of a can washing machine according to claim 6 is characterized in that: A slider (410) is slidably mounted inside each of the slide grooves (409), and a first conical column (405) is mounted on a side of each of the sliders (410) that is away from each other, and the first conical column (405) is arranged inside the first nozzle (2).

8. The pressure-lowering and lifting device for the spray head of a can washer according to claim 7, characterized in that: Limit rods (406) are fixedly mounted on both sides of the mounting plate (408), and a second conical column (407) is fixedly mounted on the lower end surface of the limit rod (406), and the second conical column (407) is arranged inside the second nozzle (3).

9. The pressure-lowering and lifting device for the spray head of a can washer according to claim 8, characterized in that: A first groove (411) is formed on the upper surface of each sliding block (410), and a first rotating shaft (412) is rotatably mounted between inner walls on both sides of the first groove (411).

10. The pressure-lowering and lifting device for the spray head of a can washing machine according to claim 9, characterized in that: A plurality of second grooves (413) are equidistantly formed on the surface of the mounting plate (408); a second rotating shaft (414) is rotatably mounted between the two sides of the second groove (413); a connecting rod (415) is fixedly mounted on the side of the second rotating shaft (414); and the top end of the connecting rod (415) is arranged on the side of the first rotating shaft (412).

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