CN220633417U

CN220633417U - Slag fine sand recovery device

Info

Publication number: CN220633417U
Application number: CN202322278139.XU
Authority: CN
Inventors: 孙佳辉; 孔令伟; 宋佳鑫
Original assignee: Qingdao Baimei Machinery Manufacturing Co ltd
Current assignee: Qingdao Baimei Machinery Manufacturing Co ltd
Priority date: 2023-08-24
Filing date: 2023-08-24
Publication date: 2024-03-22
Anticipated expiration: 2033-08-24

Abstract

The utility model discloses a slag fine sand recovery device which comprises a screen box, wherein a water tank is arranged below the screen box, spring seats are arranged at four corners of the bottom of the screen box, the bottoms of two spring seats positioned on the right side are movably connected with the periphery of the upper end face of the water tank through a hinged support, air cylinders are movably connected with the bottoms of two spring seats positioned on the left side, and the other ends of the two air cylinders are movably connected with the periphery of the upper end face of the water tank. The auger conveyor reintroduces fine sand into the screen box, so that the fine sand is conveniently separated and filtered in a circulating way, the fineness and the effect of filtering are improved, the mud cake yield in slag treatment can be effectively reduced, the landfill stock pressure is reduced, the fine sand recovery rate is improved, and resources are saved. One side of the screen box is of an opening structure, when the separated fine sand is required to be guided out, the two cylinders are started to drive the left side of the screen box to lift, and the screen box moves by taking the hinged support as the center, so that the screen box is in an inclined state, and fine sand at the upper end of the screen plate is conveniently guided out.

Description

Slag fine sand recovery device

Technical Field

The utility model relates to the technical field of slag fine sand recovery, in particular to a slag fine sand recovery device.

Background

As is well known, by utilizing the household garbage incineration power generation technology, after household garbage is incinerated at high temperature, slag is generated, the volume of the slag is about 20% -30% of that of primary household garbage, and the household garbage incineration slag has complex components and contains a large proportion of coal ash and fine sand as well as more waste iron materials, nonferrous metals and heavy metals;

the waste incineration technology in China is just started, no proper treatment means is available for the waste incineration slag, and the conventional slag treatment method is to transport the waste incineration slag to a landfill area for landfill;

however, the landfill treatment damages limited land resources, the landfill stock pressure is high, and fine sand contained in slag is directly buried without screening and filtering to cause waste.

Disclosure of Invention

The utility model aims to provide a slag fine sand recovery device which has the characteristics of effectively reducing the output of mud cakes in slag treatment, reducing the stock pressure of a landfill site, improving the recovery rate of fine sand and saving resources.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a slag fine sand recovery unit, includes the sieve case, and the below of sieve case is provided with the water tank, and the spring holder is all installed to the bottom four corners department of sieve case, and the bottom that is located two spring holders on the right side is through hinged support and the up end periphery department swing joint of water tank, and the bottom that is located two spring holders on the left side is all swing joint have the cylinder, and the equal swing joint in up end periphery department of water tank of the other end of two cylinders. The cyclone is installed to one side of screen box, and the cyclone includes the barrel, and the lateral wall top of barrel is provided with the feed inlet, and the bottom of barrel is provided with the discharge gate, and the up end of barrel runs through fixedly connected with sliding sleeve, and the inside sliding connection of sliding sleeve has the outlet pipe, and the outer wall of outlet pipe is provided with the concentric support and the non-butt of outlet pipe, and the outer wall threaded connection of support has fixing bolt. The sludge pump is installed to the outer wall of water tank, and the one end and the inside intercommunication of water tank of sludge pump and the other end pass through silt pipeline and feed inlet intercommunication.

In order to facilitate the reintroduction of sediment into the interior of the screen box, the slag fine sand recovery device is preferably provided with an auger conveyor below the cyclone, wherein the feeding end of the auger conveyor is positioned right below the discharging port, and the discharging end of the auger conveyor is positioned above the screen box.

In order to facilitate the water separated by the cyclone to be led into the settling tank, the slag fine sand recycling device is preferably provided with the settling tank at one side of the cyclone, and a water guide pipe is communicated between the water outlet pipe and the settling tank.

In order to facilitate screening and filtering water and sediment, the slag fine sand recycling device is preferably provided with an opening structure at one side of a screen box and a screen plate at the bottom end.

In order to facilitate driving the screen box to vibrate, the slag fine sand recovery device is preferably provided with a mounting plate fixedly connected with the upper end face of the screen box, and two vibrating motors are mounted on the upper end face of the mounting plate.

In order to improve the tightness of the cylinder, the slag fine sand recycling device is preferably provided with a sealing ring at the joint of the water outlet pipe and the cylinder.

In order to facilitate the movement of the auger conveyor, a slag fine sand recovery device is preferable, and a moving wheel is arranged at the bottom of the auger conveyor.

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

the slag is put into the screen box at first inside, start vibrating motor, the spring holder of cooperation screen box bottom, thereby drive the screen box vibration, muddy water falls into the inside temporary storage of below water tank through the sieve in the vibration process, and mud is filtered to the sieve upper end, further start the sludge pump and guide into the barrel inside through silt pipeline with muddy water in the water tank, lighter water rises to the outlet pipe and arranges to the precipitation tank inside through the aqueduct along the central axis direction of cone cavity, heavier fine sand flows to the below discharge gate along the lateral wall, enter into auger conveyer after the fine sand is discharged through the discharge gate, further auger conveyer is with fine sand reintroduction inside the screen box, thereby be convenient for cyclic separation and filtration, improve filtering fineness and effect. The structure can effectively reduce the output of mud cakes in slag treatment, reduce the stock pressure of a landfill, improve the recovery rate of fine sand and save resources;

when the separated fine sand is required to be guided out, two cylinders are started to drive the left side of the screen box to lift, and the screen box moves with the hinged support as the center, so that the screen box is in an inclined state, and fine sand at the upper end of the screen plate is conveniently guided out;

the water outlet pipe sliding connection can adjust the depth of insertion of water outlet pipe as required in the sliding sleeve, twists fixing bolt after adjusting, and fixing bolt is fixed with the water outlet pipe locking, through the regulation to the depth of insertion of water outlet pipe, adapts to the requirement of incoming material granularity composition variation and classification index more, carries out online regulation to classification granularity, realizes the controllability of swirler classification granularity.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a top view of the screen box of the present utility model;

FIG. 3 is a schematic view of the internal structure of the cyclone of the present utility model.

In the figure: 1. a screen box; 2. a water tank; 3. a spring seat; 4. a hinged support; 5. a cylinder; 6. a cyclone; 7. a cylinder; 8. a feed inlet; 9. a discharge port; 10. a sliding sleeve; 11. a water outlet pipe; 12. a bracket; 13. a fixing bolt; 14. a sludge pump; 15. a silt pipeline; 16. auger conveyor; 17. a precipitation tank; 18. a water conduit; 19. a sieve plate; 20. a mounting plate; 21. a vibration motor; 22. and (3) sealing rings.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, a slag fine sand recycling device comprises a screen box 1, a water tank 2 is arranged below the screen box 1, spring seats 3 are all installed at four corners of the bottom of the screen box 1, bottoms of two right spring seats 3 are movably connected with the periphery of the upper end face of the water tank 2 through a hinged support 4, bottoms of two left spring seats 3 are movably connected with air cylinders 5, and the other ends of two air cylinders 5 are movably connected with the periphery of the upper end face of the water tank 2. The cyclone 6 is installed to one side of screen box 1, and cyclone 6 includes barrel 7, and the lateral wall top of barrel 7 is provided with feed inlet 8, and the bottom of barrel 7 is provided with discharge gate 9, and fixedly connected with sliding sleeve 10 is run through to the up end of barrel 7, and sliding sleeve 10's inside sliding connection has outlet pipe 11, and outlet pipe 11's outer wall is provided with the support 12 with outlet pipe 11 concentric and non-butt, and support 12's outer wall threaded connection has fixing bolt 13. The sludge pump 14 is installed to the outer wall of water tank 2, and the one end and the inside intercommunication of water tank 2 of sludge pump 14 and the other end are through silt pipeline 15 and feed inlet 8 intercommunication. One side of the screen box 1 is of an open structure and the bottom end is provided with a screen plate 19. One side of the screen box 1 is of an opening structure, when separated fine sand is required to be guided out, the two cylinders 5 are started to drive the left side of the screen box 1 to lift, and the screen box 1 moves by taking the hinged support 4 as the center, so that the screen box is in an inclined state, and fine sand at the upper end of the screen plate 19 is conveniently guided out.

In this embodiment: the slag is firstly placed into the screen box 1, the vibrating motor is started, the spring seat 3 at the bottom of the screen box 1 is matched, the screen box 1 is driven to vibrate, mud water falls into the lower water tank 2 through the screen plate 19 to be temporarily stored in the lower water tank 2 in the vibration process, and the mud water is filtered to the upper end of the screen plate 19. Further start sludge pump 14 with the muddy water in the water tank 2 guide into barrel 7 inside through silt pipeline 15, lighter water rises to outlet pipe 11 along conical chamber central axis direction and arranges to the precipitation tank inside and deposit, heavier fine sand flows to below discharge gate 9 along the lateral wall, and fine sand is guided into screen box 1 inside again after passing through discharge gate 9 discharge to be convenient for circulation separation and filtration improve filtering fineness and effect. Through the structure, the mud cake yield in slag treatment can be effectively reduced, the landfill stock pressure is reduced, the fine sand recovery rate is improved, and the resource is saved.

The water outlet pipe 11 is slidably connected in the sliding sleeve 10, the insertion depth of the water outlet pipe 11 can be adjusted according to the requirement, the fixing bolt 13 is screwed after the adjustment is finished, and the water outlet pipe 11 is locked and fixed by the fixing bolt 13. The insertion depth of the water outlet pipe 11 is adjusted, so that the method is more suitable for the change of the granularity composition of the incoming material and the requirement of classification indexes, and the classification granularity is adjusted on line, so that the controllability of the classification granularity of the cyclone is realized.

As a technical optimization scheme of the utility model, an auger conveyor 16 is arranged below the cyclone 6, the feeding end of the auger conveyor 16 is positioned right below the discharge hole 9, and the discharge end of the auger conveyor 16 is positioned above the screen box 1.

In this embodiment: the feed end of the auger conveyor 16 is positioned right below the discharge port 9, fine sand is discharged through the discharge port 9 and enters the auger conveyor 16, and the auger conveyor 16 reintroduces the fine sand into the screen box 1 through the discharge end.

As a technical optimization scheme of the utility model, one side of the cyclone 6 is provided with a precipitation tank 17, and a water guide pipe 18 is communicated between the water outlet pipe 11 and the precipitation tank 17.

In this embodiment: the cyclone 6 guides the separated muddy water into the precipitation tank 17 through the water guide pipe 18 for precipitation.

As a technical optimization scheme of the utility model, the upper end surface of the screen box 1 is fixedly connected with a mounting plate 20, and the upper end surface of the mounting plate 20 is provided with two vibration motors 21.

In this embodiment: the vibration motor 21 is conveniently installed and fixed through the installation plate 20, the vibration motor 21 is started, and the vibration motor is matched with the spring seat 3 at the bottom of the screen box 1, so that the screen box 1 is driven to vibrate.

As a technical optimization scheme of the utility model, a sealing ring 22 is arranged at the junction of the water outlet pipe 11 and the cylinder 7.

In this embodiment: the sealing ring 22 is arranged at the joint of the water outlet pipe 11 and the cylinder body 7, so that the tightness between the cylinder body 7 and the water outlet pipe 11 is improved, and the normal operation of the equipment is ensured.

As a technical optimization scheme of the utility model, a moving wheel is arranged at the bottom of the auger conveyor 16.

In this embodiment: the bottom of the auger conveyor 16 is provided with a moving wheel so as to facilitate the movement and adjustment of the position of the auger conveyor 16 according to the situation.

Working principle:

the slag is firstly put into the screen box 1, the vibrating motor 21 is started, and the vibrating motor is matched with the spring seat 3 at the bottom of the screen box 1, so that the screen box 1 is driven to vibrate, mud water falls into the lower water tank 2 through the screen plate 19 to be temporarily stored in the lower water tank 2 in the vibration process, and the mud water is filtered to the upper end of the screen plate 19. Further start sludge pump 14 with the muddy water in the water tank 2 guide into barrel 7 inside through silt pipeline 15, lighter water rises to outlet pipe 11 along conical chamber central axis direction and arranges to the precipitation tank 17 inside through aqueduct 18 and deposit, heavier fine sand flows to below discharge gate 9 along the lateral wall, fine sand gets into auger conveyer 16 after passing through discharge gate 9 and discharges, further auger conveyer 16 is with fine sand reintroduction screen box 1 inside to be convenient for circulation separation and filtration, improve filtering fineness and effect. Through the structure, the mud cake yield in slag treatment can be effectively reduced, the landfill stock pressure is reduced, the fine sand recovery rate is improved, and the resource is saved.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a slag fine sand recovery unit, includes sieve case (1), its characterized in that: the utility model discloses a sewage treatment device, including sieve case (1), water tank (2) are provided with below, bottom four corners department of sieve case (1) all installs spring holder (3), the bottom that is located two spring holders on the right side (3) is through hinged support (4) and the up end periphery department swing joint of water tank (2), the bottom that is located two spring holders on the left side (3) is all swing joint has cylinder (5), two the other end of cylinder (5) is all swing joint in the up end periphery department of water tank (2), cyclone (6) are installed to one side of sieve case (1), cyclone (6) include barrel (7), the lateral wall top of barrel (7) is provided with feed inlet (8), the bottom of barrel (7) is provided with discharge gate (9), the up end of barrel (7) runs through fixedly connected with sliding sleeve (10), the inside sliding connection of sliding sleeve (10) has outlet pipe (11), the outer wall of outlet pipe (11) is provided with concentric and support (12) of non-butt outlet pipe (11), the outer wall (12) is connected with screw bolt (14) of pump (2), one end of the sludge pump (14) is communicated with the inside of the water tank (2), and the other end of the sludge pump is communicated with the feed inlet (8) through a sediment pipeline (15).

2. The slag fine sand recycling apparatus according to claim 1, wherein: the cyclone (6) is provided with an auger conveyor (16) below, the feeding end of the auger conveyor (16) is located right below the discharging hole (9), and the discharging end of the auger conveyor (16) is located above the screen box (1).

3. The slag fine sand recycling apparatus according to claim 1, wherein: one side of the cyclone (6) is provided with a precipitation tank (17), and a water guide pipe (18) is communicated between the water outlet pipe (11) and the precipitation tank (17).

4. The slag fine sand recycling apparatus according to claim 1, wherein: one side of the screen box (1) is of an opening structure, and a screen plate (19) is arranged at the bottom end of the screen box.

5. The slag fine sand recycling apparatus according to claim 1, wherein: the upper end face of the screen box (1) is fixedly connected with a mounting plate (20), and two vibrating motors (21) are mounted on the upper end face of the mounting plate (20).

6. The slag fine sand recycling apparatus according to claim 1, wherein: and a sealing ring (22) is arranged at the joint of the water outlet pipe (11) and the cylinder body (7).

7. The slag fine sand recycling apparatus according to claim 2, wherein: the bottom of the auger conveyor (16) is provided with a movable wheel.