Stacked screw type sludge dewatering machine

Abstract

The utility model discloses a stacked spiral sludge dewatering machine which comprises a dewatering box, and further comprises a linkage mixing mechanism and an extrusion filtering mechanism which are arranged on the dewatering box, the linkage mixing mechanism comprises a movable groove, a treatment box and a motor, the movable groove is formed in the side wall of one end of the dewatering box, the treatment box is arranged on the top wall of the dewatering box in a penetrating mode, a crankshaft is rotationally arranged on the side wall of the treatment box, a stirring rod is arranged on the crankshaft, a driven wheel is arranged at one end of the crankshaft, and the motor is arranged on the dewatering box; a connecting shaft is arranged at the output end of the motor, a driving wheel is arranged on the connecting shaft, and a belt is arranged between the driving wheel and the driven wheel. The utility model belongs to the technical field of dewatering machines, and particularly relates to a stacked screw type sludge dewatering machine capable of screening out granular impurities.

Description

Technical Field

[0001] The utility model belongs to the technical field of dewatering machines, in particular to a spiral stacking type sludge dewatering machine. Background Art

[0002] The spiral stacking sludge dewatering machine is a machine that uses the screw extrusion principle to separate the solid and liquid of the sludge by the strong extrusion force generated by the changes in the screw diameter and pitch. It has a simple structure and occupies a small area. It is a very convenient machine.

[0003] The patent with publication number CN218262239U discloses a screw stacking sludge dewatering machine, including a fixed base and a dewatering machine body arranged on the fixed base, a fixed column and an elastic connector are arranged on the vibrating fixed base, the bottom of one end of the vibrating dewatering machine body is hinged on the vibrating fixed column, and the bottom of the other end is hinged on the vibrating elastic connector, and a vibrating mechanism is arranged on the vibrating fixed base, and the vibrating mechanism is used to vibrate the vibrating dewatering machine body. The vibrating mechanism drives the dewatering machine body to vibrate, and the vibration prevents the granular impurities from being blocked in the dewatering hole, the gap between the screw stacking blades, or stuck in the dewatering machine body, so as to ensure that the dewatering machine body can continue to perform dewatering operations with high efficiency.

[0004] However, when the above device is in use, impurity particles will still enter the dewatering machine, and there is still a chance that the impurities will get stuck in the dewatering machine. In addition, some hard particles will cause damage to the internal components of the screw stack sludge dewatering machine, thus affecting the service life of the dewatering machine. Utility Model Content

[0005] In order to solve the above-mentioned problem, the utility model provides a screw stacking sludge dewatering machine which can screen out particulate debris.

[0006] In order to achieve the above functions, the technical solution adopted by the utility model is as follows: a screw stacking sludge dewatering machine, including a dewatering box, and also including a linkage mixing mechanism and an extrusion filtering mechanism arranged on the dewatering box; the linkage mixing mechanism includes a movable trough, a processing box and a motor, the movable trough is arranged on the side wall of one end of the dewatering box, the processing box is penetrated and arranged on the top wall of the dewatering box, a crankshaft is rotatably provided on the side wall of the processing box, a stirring rod is provided on the crankshaft, a driven wheel is provided at one end of the crankshaft, the motor is arranged on the dewatering box, a connecting shaft is provided at the output end of the motor, a driving wheel is provided on the connecting shaft, and a belt is provided between the driving wheel and the driven wheel.

[0007] Furthermore, the extrusion filtering mechanism includes a guide groove and a filter plate, the guide groove is arranged on the side wall of the processing box, and the guide groove is provided with multiple groups, and a push plate is slidably arranged between the multiple groups of guide grooves, and the push plate is provided with a through groove and a single-pass component, and a connecting rod is provided on the bottom wall of the push plate, and the end of the connecting rod is hinged on the crankshaft, and the filter plate is penetrated and arranged on the bottom wall of the processing box.

[0008] Furthermore, the single-pass component includes a guide rod and a baffle, the guide rod is movably arranged on the push plate, the guide rod is provided with multiple groups, a limit block is provided at the top end of the guide rod, a spring is provided between the limit block and the push plate, and the baffle is provided on the bottom wall of the multiple groups of guide rods.

[0009] Furthermore, a feed hopper is provided at the top of the processing box.

[0010] Preferably, a dehydration screw is provided at the end of the connecting shaft, and the dehydration screw is rotatably arranged in the dehydration box.

[0011] Preferably, a gasket is provided between the baffle plate and the push plate, and the material of the gasket is rubber.

[0012] The utility model adopts the above structure to achieve the following beneficial effects: the utility model provides a spiral stacking sludge dewatering machine, which can stir the sludge in the processing box by setting a crankshaft and a stirring rod, can crush some hard sludge, improve the uniformity of the sludge, and cooperate with the filter plate to filter the sludge and screen out some impurity particles;

[0013] By setting a push plate, connecting it with a crankshaft and a connecting rod, and cooperating with a guide groove and a slider, the push plate can be reciprocated in the processing box to squeeze the sludge and increase the speed of the sludge passing through the filter plate;

[0014] By setting the guide rod, spring baffle and through slot, the sludge bucket can pass one-way, which is convenient for sludge feeding. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a three-dimensional structural diagram of a screw stack type sludge dewatering machine proposed by the utility model;

[0016] Figure 2 This is an internal structure diagram of a screw stack type sludge dewatering machine proposed by the utility model;

[0017] Figure 3 for Figure 2 A partial enlarged view of point A in the middle.

[0018] Among them, 1. dehydration box, 2. linked mixing mechanism, 3. extrusion filtering mechanism, 4. movable trough, 5. processing box, 6. motor, 7. crankshaft, 8. stirring rod, 9. driven wheel, 10. connecting shaft, 11. driving wheel, 12. belt, 13. guide groove, 14. filter plate, 15. push plate, 16. through groove, 17. single-pass component, 18. connecting rod, 19. guide rod, 20. baffle, 21. limit block, 22. spring, 23. feed hopper, 24. dehydration screw, 25. gasket. DETAILED DESCRIPTION

[0019] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the present utility model, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance. The present utility model is further described in detail below in conjunction with the accompanying drawings.

[0021] like Figure 1-3 As shown, a spiral stacking sludge dewatering machine proposed by the utility model comprises a dewatering box 1, and also comprises a linkage mixing mechanism 2 and an extrusion filtering mechanism 3 arranged on the dewatering box 1; the linkage mixing mechanism 2 comprises a movable groove 4, a processing box 5 and a motor 6, the movable groove 4 is arranged on the side wall of one end of the dewatering box 1, the processing box 5 is penetrated and arranged on the top wall of the dewatering box 1, a crankshaft 7 is rotatably provided on the side wall of the processing box 5, a stirring rod 8 is arranged on the crankshaft 7, a driven wheel 9 is arranged at one end of the crankshaft 7, the motor 6 is arranged on the dewatering box 1, a connecting shaft 10 is provided at the output end of the motor 6, a driving wheel 11 is provided on the connecting shaft 10, a belt 12 is provided between the driving wheel 11 and the driven wheel 9, the motor 6 is started, the connecting shaft 10 is driven to rotate, the connecting shaft 10 drives the driving wheel 11 to rotate, the driving wheel 11 drives the belt 12 to rotate, the belt 12 drives the driven wheel 9 to rotate, and then drives the crankshaft 7 to rotate, and the crankshaft 7 drives the stirring rod 8 to stir and homogenize the sludge in the processing box 5.

[0022] The extrusion filtering mechanism 3 includes a guide groove 13 and a filter plate 14. The guide groove 13 is arranged on the side wall of the processing box 5. There are multiple groups of guide grooves 13. Push plates 15 are slidably arranged between the multiple groups of guide grooves 13. The push plates 15 are provided with through grooves 16 and single-pass components 17. A connecting rod 18 is provided on the bottom wall of the push plate 15. The end of the connecting rod 18 is hinged on the crankshaft 7. The filter plate 14 is penetrated on the bottom wall of the processing box 5. When the crankshaft 7 rotates, the connecting rod 18 is driven to move. The connecting rod 18 pulls the push plate 15 downward and cooperates with the single-pass component 17 to squeeze the sludge, so that the sludge quickly passes through the filter plate 14 for filtration, and the particulate impurities are screened out to avoid the particulate impurities from affecting the subsequent dehydration operation.

[0023] The single-pass component 17 includes a guide rod 19 and a baffle 20. The guide rod 19 is movably arranged on the push plate 15. There are multiple groups of guide rods 19. A limit block 21 is arranged at the top of the guide rod 19. A spring 22 is arranged between the limit block 21 and the push plate 15. The baffle 20 is arranged on the bottom wall of the multiple groups of guide rods 19. When the push plate 15 moves downward, the baffle 20 is pushed upward by the sludge, and cooperates with the spring 22 and the guide rod 19 to block the through groove 16 to prevent the sludge below from passing through. When the push plate 15 moves upward, the sludge above pushes the baffle 20 downward under the action of gravity, and at the same time drives the guide rod 19 to move, squeezing the spring 22, opening the through groove 16, and the sludge enters the bottom of the push plate 15 through the through groove 16.

[0024] A feed hopper 23 is provided at the top of the processing box 5 to facilitate rapid feeding.

[0025] A dehydration screw 24 is provided at the end of the connecting shaft 10 , and the dehydration screw 24 is rotatably arranged in the dehydration box 1 .

[0026] A gasket 25 is provided between the baffle plate 20 and the push plate 15 . The gasket 25 is made of rubber to improve the sealing performance of the through groove 16 .

[0027] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A screw stack sludge dewatering machine, characterized in that: It includes a dehydration box, and also includes a linkage mixing mechanism and an extrusion filtering mechanism arranged on the dehydration box; the linkage mixing mechanism includes a movable trough, a processing box and a motor, the movable trough is arranged on the side wall of one end of the dehydration box, the processing box is penetrated and arranged on the top wall of the dehydration box, a crankshaft is rotatably provided on the side wall of the processing box, a stirring rod is provided on the crankshaft, a driven wheel is provided at one end of the crankshaft, the motor is arranged on the dehydration box, a connecting shaft is provided at the output end of the motor, a driving wheel is provided on the connecting shaft, and a belt is provided between the driving wheel and the driven wheel.

2. The screw stack sludge dewatering machine according to claim 1, characterized in that: The extrusion filtering mechanism includes a guide groove and a filter plate. The guide groove is arranged on the side wall of the processing box. There are multiple groups of guide grooves. Push plates are slidably arranged between the multiple groups of guide grooves. The push plates are provided with through grooves and single-pass components. A connecting rod is provided on the bottom wall of the push plate. The end of the connecting rod is hinged on the crankshaft. The filter plate is penetrated and arranged on the bottom wall of the processing box.

3. The screw stack sludge dewatering machine according to claim 2, characterized in that: The single-pass component includes a guide rod and a baffle. The guide rod is movably arranged on the push plate. The guide rod is provided with multiple groups. A limit block is provided at the top of the guide rod. A spring is provided between the limit block and the push plate. The baffle is arranged on the bottom wall of the multiple groups of guide rods.

4. The screw stack sludge dewatering machine according to claim 3, characterized in that: A feed hopper is provided at the top of the processing box.

5. The screw stack sludge dewatering machine according to claim 4, characterized in that: A dehydration screw is arranged at the end of the connecting shaft, and the dehydration screw is rotatably arranged in the dehydration box.

6. The screw stack sludge dewatering machine according to claim 5, characterized in that: A gasket is arranged between the baffle plate and the push plate, and the material of the gasket is rubber.

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