Basket grating system with automatic cleaning function

Abstract

The utility model belongs to the technical field of sewage treatment equipment, and particularly relates to an automatic cleaning basket grating system which comprises a support, a grating main body, a grating bottom plate, a supporting rod, a controller, a cleaning main body and an impurity collecting component, a liquid level sensor is installed on the top of the right side of the grating main body, and a cleaning cavity is formed in the cleaning main body. A water inlet pipe is installed on the left side of the cleaning body, a water valve switch is installed on the water inlet pipe, a drainage pipe is installed on the right side of the cleaning body, a motor frame is fixedly installed on the top of the cleaning body, a motor is installed on the motor frame, and an output shaft of the motor is wound with a lifting chain in a sleeved mode. The bottom of the lifting chain is fixedly connected with the grating bottom plate, the motor is electrically connected with the controller, and the drainage pipe is communicated with the impurity collecting component. The automatic lifting device can integrate the functions of automatic lifting of the grating bottom plate, impurity cleaning and impurity collecting, the labor intensity of operators is greatly reduced, and the labor cost is effectively reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of sewage treatment equipment, and in particular relates to an automatic cleaning basket grille system. Background Art

[0002] According to the Guidelines for Rural Domestic Sewage Treatment GB / T 37071-2018, rural sewage pretreatment generally uses screens with manual slag removal. Commonly used pretreatment basket screens are mostly manually lifted, but when the basket screen is fully loaded, manual lifting is extremely laborious. At the same time, the basket screen needs to be manually cleaned after being taken out, which is very inefficient, and the impurities after cleaning are not uniformly collected and processed. Utility Model Content

[0003] In view of the deficiencies in the prior art, the purpose of the utility model is to provide an automatic cleaning basket grille system, which can integrate the functions of automatic lifting of the grille bottom plate, impurity cleaning and impurity collection, greatly reduce the labor intensity of operators, significantly improve work efficiency, and effectively reduce labor costs.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] An automatic cleaning basket grille system, comprising a bracket and a grille body fixedly mounted on the top of the bracket, the grille body being open at the top and bottom and presenting a hollow structure, a water inlet hole being provided on the top side wall of the grille body, a grille bottom plate being slidably mounted in the grille body, a plurality of filter holes being provided on the outer wall of the grille body and the grille bottom plate, the outer wall of the grille bottom plate and the inner wall of the grille body being in contact, a support rod for supporting the grille bottom plate being fixedly mounted on the bottom of the grille body, a controller fixedly mounted on the bracket, a cleaning body fixedly mounted on the top of the grille body and an impurity collecting component located on the right side of the grille body, a liquid level sensor being mounted on the top right side of the grille body, and the liquid level sensor being electrically connected to the controller;

[0006] A cleaning cavity is provided on the cleaning body, and the cleaning body is connected with the grille body through the cleaning cavity. A water inlet pipe is installed on the left side of the cleaning body, and a water valve switch is installed on the water inlet pipe. The water inlet pipe is connected with an external water source. A drain pipe is installed on the right side of the cleaning body. A motor frame is fixedly installed on the top of the cleaning body, and a motor is fixedly installed on the motor frame. A hanging chain is wrapped around the output shaft of the motor, and the bottom of the hanging chain is fixedly connected to the grille bottom plate. The motor is electrically connected to the controller, and the drain pipe is connected with the impurity collecting component.

[0007] The impurity collecting component includes a slag box, a slag collecting vehicle and a guide plate. The slag box is provided with a collecting chamber, the collecting chamber is connected with the outlet end of the drain pipe, the guide plate is located in the slag box and below the drain pipe, a discharge port is provided at the bottom of the slag box, the bottom of the guide plate is connected with the discharge port, and the slag collecting vehicle is located below the discharge port.

[0008] A guide rail is fixedly mounted on the inner wall of the grille body. The guide rail extends along the height direction of the grille body, and the grille bottom plate is slidably mounted on the guide rail.

[0009] An upper limit switch electrically connected to the controller is installed at the top of the guide rail, a lower limit switch electrically connected to the controller is installed at the bottom of the guide rail, an upper touch piece is installed at the top of the grille bottom plate, and a lower touch piece is installed at the bottom of the grille bottom plate.

[0010] A grille baffle is installed at the front bottom of the grille bottom plate, and a plurality of filter holes are formed on the grille baffle.

[0011] The cleaning body is mounted on the grille body by bolts.

[0012] The beneficial effects of the utility model are:

[0013] According to the utility model, domestic sewage flows into the grille body through the water inlet hole, the water can be discharged from the filter hole, and the impurities are trapped in the grille body. As time goes by, the impurities in the grille body will increase. When the water in the grille body reaches the position of the liquid level sensor, the liquid level sensor sends a signal to the controller, and the controller controls the motor to rotate forward. The forward rotation of the motor will drive the upward movement of the hanging chain, and then drive the upward movement of the grille bottom plate. During the upward movement of the grille bottom plate, the impurities in the grille body will be collected by the grille bottom plate. When the grille bottom plate moves to the position of the water inlet pipe, the motor is turned off, and the water valve switch is turned on to flush the grille bottom plate. The flushed water and impurities are discharged to the impurity collection component through the drain pipe. The staff observes the water in the drain pipe. When it becomes very clear, the motor can be manually reversed to make the hanging chain move downward, thereby driving the grille bottom plate to move downward synchronously, so that the grille bottom plate returns to the initial position. The utility model can integrate the functions of automatic lifting of the grille bottom plate, impurity cleaning and impurity collection, greatly reducing the labor intensity of the operator, significantly improving work efficiency, and effectively reducing labor costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front view schematic diagram of the utility model;

[0015] Figure 2 It is a top view schematic diagram of the utility model.

[0016] Among them, 1. grille body; 2. grille bottom plate; 3. guide rail; 4. water inlet hole; 5. support rod; 6. bracket; 7. lower limit switch; 8. upper limit switch; 9. liquid level sensor; 10. cleaning body; 11. motor; 12. lifting chain; 13. water inlet pipe; 14. water valve switch; 15. drain pipe; 16. motor frame; 17. bolts; 18. slag box; 19. guide plate; 20. slag collection vehicle; 21. filter hole; 22. drain channel; 23. grille baffle; 24. cleaning chamber; 25. collection chamber. DETAILED DESCRIPTION

[0017] Below, in conjunction with the accompanying drawings and specific implementation methods, the utility model is further described:

[0018] like Figure 1-2 As shown, an automatic cleaning basket grille system of the utility model includes a bracket 6 and a grille body 1 fixedly mounted on the top of the bracket 6, the grille body 1 is open at the top and bottom and is a hollow structure, a water inlet hole 4 is provided on the top side wall of the grille body 1, a grille bottom plate 2 is slidably installed in the grille body 1, a plurality of filter holes 21 are provided on the outer wall of the grille body 1 and the grille bottom plate 2, the outer wall of the grille bottom plate 2 and the inner wall of the grille body 1 are fitted, a support rod 5 for supporting the grille bottom plate 2 is fixedly mounted on the bottom of the grille body 1, and also includes a controller (not shown in the figure) fixedly mounted on the bracket 6, a cleaning body 10 fixedly mounted on the top of the grille body 1, and an impurity collecting component located on the right side of the grille body 1, and a liquid level sensor 9 is installed on the top right side of the grille body 1, and the liquid level sensor 9 is electrically connected to the controller. The size of the filter hole 21 can be designed according to actual needs.

[0019] The cleaning body 10 is provided with a cleaning cavity 24, and the cleaning body 10 is connected with the grille body 1 through the cleaning cavity 24. A water inlet pipe 13 is installed on the left side of the cleaning body 10, and a water valve switch 14 is installed on the water inlet pipe 13, and the water inlet pipe 13 is connected with an external water source. A drain pipe 15 is installed on the right side of the cleaning body 10. A motor frame 16 is fixedly installed on the top of the cleaning body 10, and a motor 11 is fixedly installed on the motor frame 16. A hanging chain 12 is wrapped around the output shaft of the motor 11, and the bottom of the hanging chain 12 is fixedly connected with the grille bottom plate 2. The motor 11 is electrically connected with the controller, and the drain pipe 15 is connected with the impurity collection component. In actual design, the water inlet pipe 13 and the drain pipe 15 are installed at the same height position of the cleaning body 10, that is, the right end of the water inlet pipe 13 and the left end of the drain pipe 15 are horizontal. The position of the liquid level sensor 9 on the grille body 1 can correspond to the position of the water inlet hole 4.

[0020] The controller and the liquid level sensor 9 are prior art devices, and the liquid level sensor 9 can be a photoelectric liquid level sensor 9.

[0021] The impurity collection component includes a slag collecting box 18, a slag collecting car 20 and a guide plate 19. The slag collecting box 18 is provided with a collection chamber 25, and the collection chamber 25 is connected to the outlet end of the drain pipe 15. The guide plate 19 is located in the slag collecting box 18 and below the drain pipe 15. The bottom of the slag collecting box 18 is provided with a discharge port, and the bottom of the guide plate 19 is connected to the discharge port. The slag collecting car 20 is located below the discharge port, and the slag collecting box 18 is fixedly installed on the right side of the grid body 1. In actual design, a perforated plate can be set on the slag collecting car 20, and a drainage channel 22 can be set at the bottom of the slag collecting car 20. The water flowing into the slag collecting car 20 can flow out to the drainage channel 22 (discharged outward) through the perforated plate, and the impurities remain on the slag collecting car 20. After a certain amount of impurities are collected, the slag collecting car 20 is driven away and the next step of treatment is carried out uniformly. In actual design, the bottom of the guide plate 19 can also pass through the discharge port.

[0022] A guide rail 3 is fixedly mounted on the inner wall of the grille body 1, and the guide rail 3 extends along the height direction of the grille body 1. The grille bottom plate 2 is slidably mounted on the guide rail 3. The design of the guide rail 3 ensures that the grille bottom plate 2 moves up and down smoothly.

[0023] An upper limit switch 8 electrically connected to the controller is installed at the top of the guide rail 3, a lower limit switch 7 electrically connected to the controller is installed at the bottom of the guide rail 3, an upper touch piece is installed at the top of the grille bottom plate 2, and a lower touch piece is installed at the bottom of the grille bottom plate 2. When the upper touch piece touches the upper limit switch 8, the upper limit switch 8 sends a signal to the controller, and the controller controls the motor 11 to stop working. When the lower touch piece touches the lower limit switch 7, the lower limit switch 7 sends a signal to the controller, and the controller controls the motor 11 to stop working. Both the upper limit switch 8 and the lower limit switch 7 are prior art.

[0024] The water valve switch 14 of the utility model can be designed as an electric valve, which is electrically connected to the controller. When the grille bottom plate 2 moves to the top limit position, the controller can control the electric valve to open automatically. After flushing for a period of time (the time can be preset), the controller can control the electric valve to close automatically.

[0025] A grille baffle 23 is installed at the front bottom of the grille bottom plate 2, and a plurality of filter holes 21 are opened on the grille baffle 23. When the grille bottom plate 2 moves to the top limit position, the water inlet 4 can be closed by the grille baffle 23, thereby effectively preventing impurities from being discharged from the water inlet 4.

[0026] The cleaning body 10 is mounted on the grille body 1 by means of bolts 17 .

[0027] The overall workflow of this utility model is as follows: domestic sewage flows into the grille body 1 through the water inlet hole 4, the water can be discharged from the filter hole 21, and the impurities are trapped in the grille body 1. As time goes by, the impurities in the grille body 1 will increase. When the water in the grille body 1 reaches the position of the liquid level sensor 9, the liquid level sensor 9 sends a signal to the controller, and the controller controls the motor 11 to rotate forward. The forward rotation of the motor 11 will drive the upward movement of the hanging chain 12, and then drive the upward movement of the grille bottom plate 2. During the upward movement of the grille bottom plate 2, the impurities in the grille body 1 will be collected by the grille bottom plate 2. When the upper touch piece touches the upper limit switch 8, the upper limit switch 8 sends a signal to the controller, and the controller controls the motor 11 to stop working. At this time, the grille bottom plate 2, the water inlet pipe 13, and the drain pipe 15 are all at the same horizontal position, and the grille baffle 23 closes the water inlet hole 4. Then, the water valve switch 14 is turned on to flush the grille bottom plate 2. The flushed water and impurities are discharged to the guide plate 19 through the drain pipe 15, and then flow out from the discharge port and fall onto the slag collection vehicle 20. After flushing for a period of time, the motor 11 is controlled to reverse, so that the suspension chain 12 moves downward, thereby driving the grille bottom plate 2 to move downward synchronously. When the lower contact member touches the lower limit switch 7, the lower limit switch 7 sends a signal to the controller, and the controller controls the motor 11 to stop working, so that the grille bottom plate 2 returns to the initial position.

[0028] Other parts not described in detail are all prior art. The sizes of all the above components of the utility model are set according to actual needs, and can achieve the functions of the utility model, so they will not be repeated here.

[0029] For those skilled in the art, various other corresponding changes and modifications can be made according to the technical solutions and concepts described above, and all of these changes and modifications should fall within the protection scope of the claims of the utility model.

Claims

1. An automatic cleaning basket grille system, comprising a bracket and a grille body fixedly mounted on the top of the bracket, the grille body being open at the top and bottom and presenting a hollow structure, a water inlet hole being provided on the top side wall of the grille body, a grille bottom plate being slidably mounted in the grille body, a plurality of filter holes being provided on the outer wall of the grille body and the grille bottom plate, the outer wall of the grille bottom plate being in contact with the inner wall of the grille body, a support rod for supporting the grille bottom plate being fixedly mounted on the bottom of the grille body, characterized in that: It also includes a controller fixedly mounted on the bracket, a cleaning body fixedly mounted on the top of the grille body, and an impurity collecting component located on the right side of the grille body, wherein a liquid level sensor is mounted on the top of the right side of the grille body, and the liquid level sensor is electrically connected to the controller; A cleaning cavity is provided on the cleaning body, and the cleaning body is connected with the grille body through the cleaning cavity. A water inlet pipe is installed on the left side of the cleaning body, and a water valve switch is installed on the water inlet pipe. The water inlet pipe is connected with an external water source. A drain pipe is installed on the right side of the cleaning body. A motor frame is fixedly installed on the top of the cleaning body, and a motor is fixedly installed on the motor frame. A hanging chain is wrapped around the output shaft of the motor, and the bottom of the hanging chain is fixedly connected to the grille bottom plate. The motor is electrically connected to the controller, and the drain pipe is connected with the impurity collecting component.

2. The automatic cleaning basket grille system according to claim 1, characterized in that: The impurity collecting component includes a slag box, a slag collecting vehicle and a guide plate. The slag box is provided with a collecting chamber, the collecting chamber is connected with the outlet end of the drain pipe, the guide plate is located in the slag box and below the drain pipe, a discharge port is provided at the bottom of the slag box, the bottom of the guide plate is connected with the discharge port, and the slag collecting vehicle is located below the discharge port.

3. The automatic cleaning basket grille system according to claim 1, characterized in that: A guide rail is fixedly mounted on the inner wall of the grille body. The guide rail extends along the height direction of the grille body, and the grille bottom plate is slidably mounted on the guide rail.

4. The automatic cleaning basket grille system according to claim 3, characterized in that: An upper limit switch electrically connected to the controller is installed at the top of the guide rail, a lower limit switch electrically connected to the controller is installed at the bottom of the guide rail, an upper touch piece is installed at the top of the grille bottom plate, and a lower touch piece is installed at the bottom of the grille bottom plate.

5. The automatic cleaning basket grill system according to claim 1, characterized in that: A grille baffle is installed at the front bottom of the grille bottom plate, and a plurality of filter holes are formed on the grille baffle.

6. The automatic cleaning basket grill system according to claim 1, characterized in that: The cleaning body is mounted on the grille body by bolts.

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