CN212143656U - An overflow spray device for a washing machine - Google Patents

Abstract

The utility model discloses an overflow spraying device of a washing machine, which comprises a washing pool, and spray pipes are fixedly arranged on the inner walls of both sides of the upper end of the washing pool, and the spray pipes pass through the output of a water pipe and a first water pump. The input end of the first water pump is connected to a water storage tank through a water pipe. A solenoid valve is installed in the middle of the water pipe, a floating ball liquid level sensor is installed in the water storage tank, a filter device is connected through a water pipe under the cleaning tank, and an output end of the filter device is connected with a transfer tank through a water pipe. Beneficial effects: the cleaning liquid can be collected and filtered and then pumped into the water storage tank for recycling, which can not only save water resources, but also reduce the environmental pollution caused by the cleaning liquid, and has a high degree of automation.

Description

An overflow spray device for a washing machine

technical field

The utility model relates to the field of cleaning equipment, in particular to an overflow spray device of a cleaning machine.

Background technique

At present, verifiable cleaning has become one of the essential procedures in the medical and pharmaceutical industries. It is the general trend that automatic cleaning machines replace manual cleaning. The use of automatic cleaning machines can reduce the labor intensity of employees in the medical and pharmaceutical industry, improve production efficiency, and make The cleaning process and results meet the validation requirements.

During the cleaning process, the addition of chemicals and the accumulation of impurities in long-term cleaning will affect the cleaning effect. The prior art mainly uses overflow water below the liquid level to remove impurities, which requires a large amount of water and cannot effectively remove floating objects and suspended impurities on the surface.

For the problems in the related technologies, no effective solutions have been proposed so far.

Utility model content

The purpose of the present invention is to provide an overflow spray device of a washing machine to solve the problems raised in the above background technology.

In order to achieve the above purpose, the utility model provides the following technical scheme: an overflow spray device of a washing machine includes a cleaning pool, and the inner walls on both sides of the upper end of the cleaning pool are fixedly provided with spray pipes, and the spray pipes pass through the cleaning pool. The water pipe is connected with the output end of the first water pump, and the input end of the first water pump is connected with a water storage tank through the water pipe. A water pipe is connected and a solenoid valve is installed in the middle of the water pipe, a floating ball liquid level sensor is installed in the water storage tank, a filtering device is connected under the cleaning pool through a water pipe, and the output end of the filtering device is connected by a water pipe There is a transfer tank, a drain pipe is fixed on one side of the transfer tank, and a first valve is installed in the middle of the drain pipe. The lower end of the transfer tank is connected with a second water pump through a water pipe, and the output end of the second water pump passes through The water pipe is connected with the water storage tank, and a water immersion sensor is fixed on a side wall of the transfer tank near the bottom end. The water immersion sensor, the floating ball liquid level sensor, the solenoid valve, the first water pump and the The second water pump is electrically connected with a PLC controller, and the PLC controller is electrically connected with a touch screen.

Further, the lower end of the cleaning tank is arranged in a conical structure.

Further, the filter device includes a filter box, the filter box is fixed with a sealing plate by bolts, one side of the filter box is connected to a second valve through a water pipe, and one end of the second valve away from the filter box is connected to the filter box. The bottom end of the cleaning tank is connected, the other side of the filter box is connected to the transfer tank through a water pipe, and the filter box is detachably provided with a coarse filter screen and a fine filter from left to right in the side away from the cleaning tank. mesh and activated carbon filter.

Further, three chutes are fixed at both ends of the filter box, and the coarse filter screen, the fine filter screen and the activated carbon filter screen are respectively arranged in the chutes.

Further, the lower wall of the spray pipe is provided with three rows of spray holes.

Further, an on-line heater is installed in the middle of the water pipe between the first water pump and the water storage tank, and the on-line heater is electrically connected to the PLC controller.

Further, the inner wall in the middle of the cleaning tank is fixedly provided with a grid for storing objects.

Compared with the prior art, the utility model has the following beneficial effects:

(1), the utility model is provided with cleaning pool, spray pipe, first water pump, water storage tank, tap water pipe, solenoid valve, float type liquid level sensor, filter device, transfer tank, second water pump, water immersion sensor, The PLC controller and touch screen can collect and filter the cleaning liquid and then pump it into the water storage tank for recycling, which not only saves water resources, but also reduces the environmental pollution caused by the cleaning liquid, and has a high degree of automation.

(2), the utility model can filter and adsorb the cleaning liquid in the cleaning tank by setting the filter box, the sealing plate, the second valve, the coarse filter screen, the fine filter screen and the activated carbon filter screen, and remove the particulate matter in the cleaning liquid, etc. impurities.

(3) The utility model can facilitate the disassembly and installation of the coarse filter screen, the fine filter screen and the activated carbon filter screen by setting the chute, so as to facilitate the cleaning and replacement of the coarse filter screen, the fine filter screen and the activated carbon filter screen.

(4) The utility model can increase the spray area and spray effect by setting three rows of spray holes.

(5) The utility model can heat the cleaning liquid by setting the on-line heater, which can further increase the cleaning effect.

(6) The utility model can be used to place the items to be cleaned by setting the object rack.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only of the present invention. For some embodiments of the present invention, for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

1 is a schematic structural diagram of an overflow spray device of a washing machine according to an embodiment of the present invention;

2 is a schematic structural diagram of a spray pipe in an overflow spray device of a washing machine according to an embodiment of the present invention;

3 is a schematic structural diagram of a filter device in an overflow spray device of a washing machine according to an embodiment of the present invention;

4 is a top view of a filter box in an overflow spray device of a washing machine according to an embodiment of the present invention;

5 is a block diagram of a circuit structure in an overflow spray device of a washing machine according to an embodiment of the present invention.

Reference number:

1. Cleaning pool; 2. Sprinkler pipe; 3. First water pump; 4. Water storage tank; 5. Addition port; 6. Water pipe; 7. Solenoid valve; ; 10, drain pipe; 11, first valve; 12, second water pump; 13, water immersion sensor; 14, PLC controller; 15, touch screen; 16, filter box; 17, sealing plate; 18, second Valve; 19, coarse filter; 20, fine filter; 21, activated carbon filter; 22, nozzle hole; 23, online heater; 24, storage rack.

Detailed ways

Below, in conjunction with the accompanying drawings and specific embodiments, the utility model is further described:

Example 1:

Referring to FIGS. 1-5 , an overflow spray device for a cleaning machine according to an embodiment of the present invention includes a cleaning pool 1 , and spray pipes 2 are fixed on both inner walls of the upper end of the cleaning pool 1 . The spray pipes 2 are all connected to the output end of the first water pump 3 through water pipes, and the input end of the first water pump 3 is connected to a water storage tank 4 through a water pipe. The water storage tank 4 is provided with an addition port 5 and the addition port 5 is screwed with a sealing cover, the water storage tank 4 is connected with a water pipe 6 and a solenoid valve 7 is installed in the middle of the water pipe 6, and a floating ball type liquid level sensor 8 is installed in the water storage tank 4. The cleaning tank 1 is connected with a filter device through a water pipe, and the output end of the filter device is connected with a transfer tank 9 through a water pipe. A drain pipe 10 is fixed on one side of the transfer tank 9, and a second drain pipe is installed in the middle of the drain pipe 10. A valve 11, a second water pump 12 is connected to the lower end of the transfer tank 9 through a water pipe, the output end of the second water pump 12 is connected to the water storage tank 4 through a water pipe, and a side wall of the transfer tank is fixedly installed near the bottom end. There is a water immersion sensor 13, the water immersion sensor 13, the floating ball liquid level sensor 8, the solenoid valve 7, the first water pump 3 and the second water pump 12 are all electrically connected to the PLC controller 14, The PLC controller 14 is electrically connected with the touch screen 15 .

Through the above scheme of the present invention, the cleaning liquid can be collected and filtered and then pumped into the water storage tank 4 for recycling, which not only saves water resources, but also reduces the environmental pollution caused by the cleaning liquid, and has a high degree of automation.

Embodiment 2:

1, 3 and 4, for the cleaning tank 1, the lower end of the cleaning tank 1 is provided with a conical structure; for the filter device, the filter device includes a filter box 16, and the filter box 16 passes through A sealing plate 17 is provided for bolting, one side of the filter box 16 is connected to a second valve 18 through a water pipe, and one end of the second valve 18 away from the filter box 16 is connected to the bottom end of the cleaning pool 1. The filter box The other side of 16 is connected to the transfer tank 9 through a water pipe, and the filter box 16 is detachably provided with a coarse filter screen 19, a fine filter screen 20 and an activated carbon filter screen from left to right in one side away from the cleaning pool 1. 21; For the filter box 16, the two ends of the filter box 16 are fixedly provided with three chutes, and the coarse filter screen 19, the fine filter screen 20 and the activated carbon filter screen 21 are respectively provided in the chute.

Through the above-mentioned solution of the present invention, the coarse filter 19, the fine filter 20 and the activated carbon filter 21 can filter and adsorb the cleaning liquid in the cleaning tank 1, remove impurities such as particulate matter in the cleaning liquid, and the chute can facilitate the cleaning of the cleaning liquid. The removal and installation of the filter screen 19 , the fine filter screen 20 and the activated carbon filter screen 21 can facilitate the cleaning and replacement of the coarse filter screen 19 , the fine filter screen 20 and the activated carbon filter screen 21 .

Embodiment three:

1, 2 and 5, for the spray pipe 2, three rows of spray holes 22 are formed on the lower wall of the spray pipe 2; for the first water pump 3, the first water pump 3 and the storage An on-line heater 23 is installed in the middle of the water pipe between the water tanks 4, and the on-line heater 23 is electrically connected to the PLC controller 14; for the cleaning pool 1, the inner wall of the middle of the cleaning pool 1 is fixedly provided with a storage net Rack 24.

Through the above-mentioned solution of the present invention, the three rows of spray holes 22 can increase the spray area and spray effect, the online heater 23 can heat the cleaning liquid, which can further increase the cleaning effect, and the rack 24 can be used for placing the to-be-cleaned thing.

In order to facilitate the understanding of the above technical solutions of the present invention, the working principle or operation mode of the present invention in the actual process will be described in detail below.

In practical application, first open the solenoid valve 7 through the touch screen 15, add an appropriate amount of tap water into the water storage tank 4, open the sealing cover, add an appropriate amount of cleaning agent into the water storage tank 4 and stir to form a cleaning liquid, and then cover the sealing cover , control the operation of the first water pump 3, and spray the cleaning liquid in the water storage tank 4 from the nozzle holes 22 of the spray pipe 2 to clean the items on the rack 24. The cleaning liquid flows from the cleaning pool 1 into the filter box 16, and passes through After the filtration and adsorption of the coarse filter screen 19, the fine filter screen 20 and the activated carbon filter screen 21, floating objects and suspended particulate impurities can be effectively removed. The level sensor 8 can monitor the liquid level in the water storage tank 4 in real time and transmit the detected data to the PLC controller 14. When the water level in the water storage tank 4 is low, the PLC controller 14 can control the second water pump 12 to work. The water in the transfer tank 9 is pumped into the water storage tank 4. When the water level in the transfer tank 9 is lower than the water immersion sensor 13, the PLC controller 14 turns off the second water pump 12 and opens the solenoid valve 7 to add tap water to the water storage tank 4. When the water level in the water tank 4 is high, the PLC controller 14 can automatically close the solenoid valve 7 or the second water pump 12 stops adding water to the water storage tank 4, so that the cleaning liquid can be collected and filtered and then pumped into the water storage tank 4 for circulation. It can not only save water resources, but also reduce the pollution of cleaning liquid to the environment, and has a high degree of automation. The coarse filter screen 19, the fine filter screen 20 and the activated carbon filter screen 21 can filter and adsorb the cleaning liquid in the cleaning tank , to remove impurities such as particulate matter in the cleaning solution, and the chute can facilitate the disassembly and installation of the coarse filter 19, the fine filter 20 and the activated carbon filter 21, so as to facilitate the removal and installation of the coarse filter 19, the fine filter 20 and the activated carbon filter. 21 cleaning and replacement, the three rows of spray holes 22 can increase the spray area and spray effect, the online heater 23 can heat the cleaning liquid, which can further increase the cleaning effect, and the rack 24 can be used to place items to be cleaned.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. The overflow spraying device of the cleaning machine is characterized by comprising a cleaning pool (1), wherein spraying pipes (2) are fixedly arranged on the inner walls of two sides of the upper end of the cleaning pool (1), the spraying pipes (2) are connected with the output end of a first water pump (3) through water pipes, the input end of the first water pump (3) is connected with a water storage tank (4) through a water pipe, an adding opening (5) is formed in the water storage tank (4), a sealing cover is in threaded connection with the adding opening (5), a tap water pipe (6) is connected onto the water storage tank (4), a solenoid valve (7) is installed in the middle of the tap water pipe (6), a floating ball type liquid level sensor (8) is installed in the water storage tank (4), a filtering device is connected to the lower portion of the cleaning pool (1) through a water pipe, and the output end of the filtering device is connected with a transfer tank (, fixed drain pipe (10) just of being equipped with under transit groove (9) one side drain pipe (10) mid-mounting has first valve (11), transit groove (9) lower extreme has second water pump (12) through water piping connection, the output of second water pump (12) lead to pipe with storage water tank (4) are connected, transit groove (9) are close to a bottom lateral wall and are fixed and are equipped with water sensor (13), ball float formula level sensor (8) solenoid valve (7) first water pump (3) with second water pump (12) all with PLC controller (14) electric connection, PLC controller (14) electric connection has touch screen (15).

2. The overflow spraying device of a cleaning machine as claimed in claim 1, characterized in that the lower end of the cleaning tank (1) is provided with a conical structure.

3. The overflow spraying device of the cleaning machine is characterized in that the filtering device comprises a filtering box (16), a sealing plate (17) is fixedly arranged on the filtering box (16) through bolts, one side of the filtering box (16) is connected with a second valve (18) through a water pipe, one end, far away from the filtering box (16), of the second valve (18 is connected with the bottom end of the cleaning pool (1), the other side of the filtering box (16) is connected with the transit tank (9) through a water pipe, and a coarse filter screen (19), a fine filter screen (20) and an active carbon filter screen (21) are detachably arranged in one side, far away from the cleaning pool (1), from the left to the right in sequence.

4. The overflow spraying device of the cleaning machine as claimed in claim 3, wherein the two ends of the filtering box (16) are fixedly provided with three sliding grooves, and the coarse filtering net (19), the fine filtering net (20) and the active carbon filtering net (21) are respectively arranged in the sliding grooves.

5. The overflow sprinkler device of a cleaning machine according to claim 1, characterized in that the lower wall of the sprinkler pipe (2) is provided with three rows of spray holes (22).

6. The overflow spraying device of the cleaning machine as claimed in claim 1, wherein an on-line heater (23) is installed in the middle of the water pipe between the first water pump (3) and the water storage tank (4), and the on-line heater (23) is electrically connected with the PLC (14).

7. The overflow spraying device of the cleaning machine as claimed in claim 1, wherein a rack (24) for placing articles is fixedly arranged on the inner wall of the middle part of the cleaning tank (1).

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