CN117380636B

CN117380636B - Sand making and washing machine and use method thereof

Info

Publication number: CN117380636B
Application number: CN202311707517.XA
Authority: CN
Inventors: 李小阳; 张少波
Original assignee: Fujian Mesto Machinery Equipment Co ltd
Current assignee: Fujian Mesto Machinery Equipment Co ltd
Priority date: 2023-12-13
Filing date: 2023-12-13
Publication date: 2024-03-05
Anticipated expiration: 2043-12-13
Also published as: CN117380636A

Abstract

The invention relates to the technical field of sand production and processing equipment, in particular to a sand making sand washer and a use method thereof, wherein the sand making sand washer comprises a sand crusher for crushing sand; the main sand washing cylinder is arranged below the sand crusher and is used for washing crushed sand; the sand and stone cleaning filter cylinder arranged inside the main sand washing cylinder is crushed by the sand crusher and directly falls into the main sand washing cylinder to wash sand, the sand and stone cleaning filter cylinder is arranged to stir and turn sand inside the main sand washing cylinder, during which the sand and stone with finer grain size can enter the sand and stone cleaning filter cylinder along with water, and the fine sand is fed into the fine sand filter screen box to be filtered by the rotation of the spiral conveying blade, and fine coarse sand is remained in the main sand washing cylinder to be continuously turned and washed, so that sand and stone can be effectively subjected to powder screening treatment during cleaning, thereby not only being convenient for distributing and using sand with different grain sizes in later period, but also effectively avoiding or reducing loss of fine sand in later period, and improving the effect and efficiency of sand washing and sand filtering.

Description

Sand making and washing machine and use method thereof

Technical Field

The invention relates to the technical field of sand production and processing equipment, in particular to a sand making sand washer and a use method thereof.

Background

The sand making sand washer is widely used in industries such as sand fields, mines, building materials, transportation, chemical industry, water conservancy and hydropower, concrete mixing stations and the like, sand washing equipment is equipment for cleaning, screening and dehydrating granular materials (such as sand), the sand making generally adopts a crusher to crush and crush stones, crushed sand is directly put into the sand washing equipment through manpower, the existing wheel sand washer and spiral sand washer and other different types of sand washing equipment are used for washing sand, when the existing sand is produced and prepared, because most sand with coarse grain size and sand with fine grain size are uniformly put into the sand washer for cleaning, the sand with fine grain size generally flows along with suspension of liquid in water, and can not be separated in a separation mode during cleaning of sand, so that part of sand with fine grain size is easily mixed in the sand with coarse grain size, more fine sand can run off along with the liquid during later stage filtering, and the effect of cleaning and filtering out the sand is poor, and the efficiency and quality of the whole sand screening sand are required to be improved.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention aims to provide a sand making and washing machine for solving the problems in the prior art.

In order to achieve the above object, the present invention is realized by the following technical scheme: a sand washer for making sand, comprising: the sand crusher is used for crushing sand;

the main sand washing cylinder is arranged below the sand crusher and is used for washing crushed sand;

the sand and stone cleaning filter cylinder is arranged in the main sand washing cylinder and is used for turning sand and stone and filtering and discharging fine sand contained in water;

the fine sand screening box is arranged at one side of the sand and stone cleaning filter cylinder, is used for filtering fine sand discharged by the sand and stone cleaning filter cylinder and recycling water into the main sand cleaning cylinder;

the spiral coarse sand washer is used for carrying out secondary spiral sand washing on coarse sand;

one side of the discharge end of the spiral coarse sand washing machine is provided with a coarse material conveyer belt;

a fine sand conveying pipe cavity is integrally arranged on one side of the main sand washing cylinder, and the fine sand conveying pipe cavity and the sand washing filter cylinder are positioned on the same horizontal axis;

the outer surface of the sand and stone cleaning filter cylinder is provided with a filter screen plate and a plurality of turning rods in an annular array, each turning rod is staggered with the filter screen plate, the tail end of each turning rod is provided with an arc-shaped turning disc, and the outer side of each arc-shaped turning disc is adjacent to the inner wall of the bottom of the main sand washing cylinder in an adaptation manner;

the sand and gravel cleaning filter cartridge is characterized in that a rotating shaft is rotatably arranged on the inner side of a sand and gravel conveying pipe cavity, one side of the sand and gravel cleaning filter cartridge is fixedly connected with the rotating shaft, a spiral conveying blade is fixedly arranged on the rotating shaft on the inner side of the sand and gravel conveying pipe cavity, a high-pressure communicating shaft cavity is formed in the inner side of the rotating shaft, a plurality of high-pressure nozzles communicated with the high-pressure communicating shaft cavity are arranged on the surface of the rotating shaft in a surface mounting mode, the high-pressure nozzles are correspondingly arranged with a filter screen plate, one end of the rotating shaft is rotatably provided with a high-pressure pipe communicated with the high-pressure communicating shaft cavity, and the high-pressure communicating shaft cavity is connected with an external water source high-pressure pump through a water pipe.

A preferred technical scheme is as follows: the main electric valve is arranged at the bottom of the main sand washing cylinder and is positioned above the spiral coarse sand washing machine, the fine sand conveying pipe cavity is penetrated and arranged above the inside of the fine sand filtering screen box, an integrated vertical discharging pipe is arranged at the lower side of the fine sand conveying pipe cavity, the second electric valve is arranged on the vertical discharging pipe, and each high-pressure nozzle is distributed in a staggered mode with the spiral conveying blade rotor respectively.

A preferred technical scheme is as follows: the inside slope of fine sand filter screen case is provided with upper filter and lower filter that is parallel from top to bottom, the second motorised valve is located the upper filter top, be connected with vibration spring between upper filter and the lower filter, just lower filter bottom is through vibration spring and the inboard elastic connection of fine sand filter screen case, vibrating motor is installed to upper filter and lower filter one side, upper filter and lower filter one side are equipped with the fine sand drying cabinet, and this fine sand drying cabinet internally mounted has the fine material conveyer belt, and this fine material conveyer belt is located upper filter and lower filter one side below.

A preferred technical scheme is as follows: the fine sand filter screen box bottom is equipped with the water storage chamber, and this water storage chamber is located upper filter and lower filter below, water storage chamber bottom one side is connected with the water pump through the water pipe, and this water pump goes out water end and main sand washing section of thick bamboo inside top intercommunication.

A preferred technical scheme is as follows: the fine sand filter screen box that is located last filter and lower filter one side slope has set firmly the sand guide board, and this sand guide board middle part embedding is installed the arc and is blocked water the filter plate, and this arc is blocked water the filter plate middle part undercut, and the sand guide inboard is equipped with the intercommunication water cavity that is linked together with the retaining chamber.

A preferred technical scheme is as follows: a plurality of dryers are arranged above the inside of the fine sand drying box, each dryer is positioned above the fine material conveying belt, a scraping frame plate which is arranged towards the fine sand screen box is also arranged in the fine sand drying box, the scraping frame plate is adjacently positioned on the upper side of the fine material conveying belt, and triangular tip scraping strips are fixedly arranged at the bottom of the inner side of the scraping frame plate.

A preferred technical scheme is as follows: the spiral coarse sand washing machine comprises a sand washing pool and an inclined sand conveying plate obliquely arranged on one side of the sand washing pool, a coarse sand filtering water tank is arranged in the middle of the inclined sand conveying plate, and a water return pipe is connected to the bottom of the coarse sand filtering water tank and communicated with the sand washing pool through the water return pipe.

A preferred technical scheme is as follows: the sand filtering water tank is characterized in that a water filtering strip plate is arranged at the top of the coarse sand filtering water tank and is formed by a plurality of strip rods in a close side-by-side distribution mode, the water filtering strip plate and the bottom surface of the inclined sand conveying plate are located on the same plane, baffles are arranged on two sides of the water filtering strip plate and are distributed in an outward inclined mode, vibration frame plates are fixedly arranged at the bottom of the water filtering strip plate, a rotating roller is rotatably arranged inside the coarse sand filtering water tank, a plurality of arc-shaped protrusions are fixedly arranged on the outer side surface of the rotating roller, and the arc-shaped protrusions impact the bottom of the vibration frame plates.

A preferred technical scheme is as follows: the circular array of live-rollers distributes and has a plurality of steel wire brush, and each steel wire brush can distribute between each strip pole side by side of drainage slat.

The invention also comprises a using method of the sand making sand washer, which comprises the following steps:

sand making and sand washing: crushing the whole stone material into sand by a sand crusher, and cleaning all sand falling into a main sand cleaning cylinder;

sand washing, sand screening and sand feeding: the sand and stone cleaning filter cylinder rotates and then carries out matched stirring and turning on sand and stone in the main sand cleaning cylinder through the turning rod and the arc-shaped turning disc, so that fine sand and powder sand in the main sand cleaning cylinder can enter the sand and stone cleaning filter cylinder along with liquid through the filter screen plate, and simultaneously, fine sand and powder sand in the sand and stone cleaning filter cylinder can be spirally fed into a fine sand conveying pipe cavity by matching with rotation of the spiral conveying blade, and sand and stone of coarser ores can be continuously turned and cleaned;

high-pressure water inlet flushing anti-blocking: because the rotating shaft is provided with the plurality of high-pressure nozzles, the high-pressure nozzles can spray water along with the rotation of the rotating shaft, and the arrangement can be opened and closed according to the use requirement, so that the filter screen plate is sprayed with water at high pressure, the filter screen plate is washed away from sand and stone stuck by the filter screen plate, and the blockage is avoided;

filtering fine sand and silt, and recycling water in a circulating way: discharging fine sand and silt water contained in the fine sand conveying pipe cavity through opening and closing a second electric valve of the vertical discharging pipe, performing vibration filtration by using an upper filter plate and a lower filter plate with vibration effects, leading the filtered fine sand and silt into a sand guide plate, and leading the fine sand and silt into a fine material conveying belt of a fine sand drying box by the sand guide plate for drying treatment; the water which falls into the water storage cavity is pumped into the sand crusher again by the water pump for recycling;

drying fine sand and silt: when the fine material conveying belt is used for conveying, the scraping frame plates are used for scraping and tiling the fine sand and the powder sand which are stacked higher, so that the conveying and the heating and drying of the dryer are facilitated;

secondary cleaning and discharging of coarse sand: after the sand and stone cleaning filter cylinder in the main sand washing cylinder cleans coarse sand and stone once, the main electric valve is opened to enable sand and stone to fall into the spiral coarse sand washing machine for secondary cleaning, when coarse sand and stone after secondary cleaning is conveyed upwards by the screw rod, liquid can flow downwards to realize solid-liquid separation, and when coarse sand and partial cleaning water passes through the coarse sand water filtering tank, cleaning water can directly pass through the filtering water lath to fall into the coarse sand water filtering tank, and coarse sand and stone can be continuously conveyed upwards by the screw rod through the filtering water lath, so that the filtering effect on liquid is better, coarse sand and stone are conveyed upwards by the spiral coarse sand washing machine, and finally the coarse sand and stone falls into the coarse material conveying belt to be discharged.

The water in the coarse sand filter tank flows back to the sand washing pool again through the water return pipe, and the rotating roller of the coarse sand filter tank drives the arc-shaped protrusions and the steel wire brushes to rotate simultaneously, so that the arc-shaped protrusions shake the vibration frame plates at the bottoms of the water filtering strips, and the steel wire brushes brush the water filtering strips simultaneously, thereby being beneficial to avoiding blocking the water filtering strips when sand and stone are conveyed.

By adopting the technical scheme, compared with the prior art, the invention has the following advantages:

compared with the traditional sand making and washing processing equipment, the structure of the sand making and washing processing equipment is more compact and ingenious, stones are crushed by the sand crusher and directly fall into the main sand washing cylinder to wash sand, sand in the main sand washing cylinder is stirred and turned by arranging the sand washing filter cylinder, sand with finer grain size can enter the sand washing filter cylinder along with water from the filter screen plate, fine sand is firstly sent into the fine sand filter screen box to be filtered by matching with the rotation of the spiral conveying blade, and fine coarse sand is remained in the main sand washing cylinder to be continuously turned and washed, so that sand can be effectively subjected to powder screening treatment during washing, the loss of sand with different grain sizes in later stages is effectively avoided or reduced, and the sand washing and filtering effects and efficiency can be improved;

because the rotating shaft is provided with the plurality of high-pressure nozzles, the high-pressure nozzles can spray water along with the rotation of the rotating shaft, the high-pressure nozzles can be opened and closed according to the use requirement, and the high-pressure water is sprayed to the filter holes of the filter screen plate, so that the filter screen plate is favorable for flushing sand and stone stuck to the filter screen plate, the blockage is avoided, and the use stability of the sand and stone cleaning filter cylinder is improved;

the upper filter plate and the lower filter plate with vibration effects are arranged in the fine sand filter screen box, so that fine materials filtered by the sand and stone cleaning filter cylinder directly fall on the upper filter plate and the lower filter plate to be subjected to double filtration, the solid-liquid separation effect on fine sand and silt is improved, relatively clean water which falls into the water storage cavity and is filtered is pumped into the sand and stone crusher again through the water pump to be recycled, and the sand and stone cleaning filter cylinder coarse sand and stone are more favorably cleaned;

fine sand and silt filtered by the upper filter plate and the lower filter plate fall into the sand guide plate, the fine sand guide plate is led into the fine sand drying box to be dried on the fine material conveying belt, during the drying process, in order to enable fine sand silt to be conveyed and dried on the fine material conveying belt more uniformly, the scraping frame plate is arranged in the fine sand drying box, after fine sand of the fine material conveying belt is stacked higher, the scraping frame plate can directly scrape the stacked fine sand, so that the fine sand is evenly paved on the fine material conveying belt, and the conveying of the fine material conveying belt and the drying of a dryer are facilitated, and the working efficiency is improved.

In order to further improve the cleaning effect on coarse particles, a spiral coarse sand washer is arranged at the bottom of the main sand washing cylinder to receive coarse sand and carry out secondary cleaning on the coarse sand, when the cleaned coarse sand is conveyed upwards by a spiral rod, liquid can flow downwards to realize solid-liquid separation, when coarse sand and part of cleaning water pass through the coarse sand filtering water tank, the cleaning water can directly flow into the coarse sand filtering water tank through the filtering water lath in a filtering manner, and the coarse sand can be continuously conveyed upwards by the spiral rod through the upper side of the filtering water lath, so that the filtering effect on the liquid can be better, and the filtered liquid returns into the sand washing tank again through a water return pipe, thereby reducing waste;

in addition, the rotating roller arranged in the coarse sand filtering water tank is driven by an external motor to rotate, and can drive the arc-shaped bulge and the steel wire hairbrush to rotate simultaneously, so that the arc-shaped bulge shakes the vibration frame plate at the bottom of the filtering strip plate, and meanwhile, the steel wire hairbrush brushes the gaps of the filtering strip plate, thereby being beneficial to avoiding blockage caused by completely clamping the filtering strip plate when sand and stone are conveyed and improving the solid-liquid separation effect of coarse sand and stone;

the arc-shaped water-blocking filter plate is embedded in the middle of the sand guide plate, the middle of the arc-shaped water-blocking filter plate is sunken downwards, the inner side of the sand guide plate is provided with the communicating water cavity communicated with the water storage cavity, so that fine sand still provided with part of water can be accumulated in the groove when passing through the arc-shaped water-blocking filter plate, liquid passing through the rear can be continuously filtered, the liquid is further prevented from flowing into the fine material conveying belt by the sand guide plate, drying of the fine sand is facilitated, and the effects and the efficiency of the whole sand making, sand washing, sand screening and sand filtering of the equipment can be remarkably improved.

Drawings

Other features, objects and advantages of the present invention will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic structural view of a main sand washing cylinder of the present invention;

FIG. 3 is a schematic view of the internal structure of the sand cleaning cartridge of the present invention;

FIG. 4 is a schematic view of a sand cleaning cartridge of the present invention;

FIG. 5 is a schematic diagram of the structure of the coarse sand filter tank of the present invention;

FIG. 6 is a schematic diagram of the internal cavity structure of the coarse sand filter tank of the present invention;

FIG. 7 is a schematic view of the connection structure of the rotating roller and the vibration frame plate of the present invention;

FIG. 8 is a schematic diagram of the connection structure of the wire brush and the drainage strip plate of the present invention;

FIG. 9 is a schematic view showing the connection structure of the upper filter plate and the lower filter plate of the present invention;

FIG. 10 is a schematic view of a partial enlarged structure of the A in FIG. 1 according to the present invention;

FIG. 11 is a schematic view of the structure of the doctor blade of the invention;

in the figure: the sand crusher a, the main sand washing drum b, the fine sand conveying pipe cavity 21, the main electric valve 22, the vertical discharging pipe 23, the second electric valve 24, the sand washing filter cylinder 3, the filter screen 31, the stirring rod 32, the arc stirring disc 33, the rotating shaft 4, the high-pressure communicating shaft cavity 40, the spiral conveying blade 41, the conveying motor 42, the high-pressure nozzle 43, the high-pressure pipe 44, the fine sand filtering screen box c, the water storage cavity 51, the upper filtering plate 52, the lower filtering plate 53, the vibration spring 54, the sand guide plate 55, the arc water blocking filter plate 56, the communicating water cavity 57, the water pump 58, the fine sand drying box 6, the fine sand conveying belt 61, the dryer 62, the scraping frame plate 63, the triangular tip scraping strip 64, the spiral coarse sand washing machine d, the sand washing tank 71, the inclined sand conveying plate 72, the coarse sand filtering tank 8, the water return pipe 80, the filtering strip 81, the baffle 82, the vibration plate 83, the rotating roller 84, the arc protrusion 85, the steel wire brush 86 and the coarse material conveying belt 9.

Detailed Description

The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.

As shown in fig. 1-11, the invention provides a technical scheme of a sand making sand washer: comprises a sand crusher a for crushing sand; the main sand washing cylinder b is arranged below the sand crusher a and is used for washing crushed sand; the sand and stone cleaning filter cylinder 3 is arranged in the main sand washing cylinder b and is used for turning sand and stone and filtering and discharging fine sand contained in water; the fine sand screening box c is arranged on one side of the sand and stone cleaning filter cylinder 3 and is used for filtering fine sand discharged by the sand and stone cleaning filter cylinder 3 and recycling filtered water into the main sand cleaning cylinder b, so that the water for cleaning coarse sand and stone cannot be too turbid;

the fine sand and the silt can be filtered by the fine sand screen box c, so that stones with the particle size can be collected and treated conveniently, later distribution treatment is facilitated, and the loss of the fine sand and the silt in the later stage is effectively avoided or reduced;

because the area of the coarse sand is larger and the contained sediment is more, the spiral coarse sand washing machine d is used for carrying out secondary spiral sand washing on the coarse sand, so that the cleaning effect of the coarse sand is improved;

a coarse material conveyer belt 9 is arranged at one side of the discharge end of the spiral coarse sand washer d, and the coarse material conveyer belt 9 is used for conveying the cleaned coarse stone into the next processing procedure;

a fine sand conveying pipe cavity 21 is integrally arranged on one side of the main sand washing cylinder b, and the fine sand conveying pipe cavity 21 and the sand washing filter cylinder 3 are positioned on the same horizontal axis, so that the sand washing filter cylinder 3 is always communicated with the fine sand conveying pipe cavity 21 when rotating; and sand washing is strained 3 surface annular whole row and is installed filter screen plate 31 and a plurality of turner bar 32 and carry out the cooperation and use, each turner bar 32 is staggered with filter screen plate 31 respectively, filter screen plate 31 mainly is used for stopping the coarse sand and getting into sand washing and is strained 3 in, and fine sand and silt can get into this sand washing and strain 3 in and carry, turner bar 32 mainly used stirs the grit in the main sand washing section of thick bamboo b, arc turner disc 33 cooperation is all installed to each turner bar 32 end, each arc turner disc 33 outside is adjacent with main sand washing section of thick bamboo b bottom inner wall adaptation, turner bar 32 can upwards turn the grit of main sand washing section of thick bamboo b bottom along with sand washing section of thick bamboo 31 like this, like this sand can be by upward subsides down again, and pass through the filter screen 31 that washs 3 to carry coarse sand and fine sand, and strain 3 and fine sand carry the inboard rotation of lumen 21 are installed axis of rotation 4, wherein wash 3 one side and axis of rotation 4 fixed connection with axis of rotation 4 and the impeller 21 is equipped with the impeller blade, can be influenced by the filter screen plate 21 and carry the inner wall of sand and be more easily carried the powder conveying channel 21, the inner side is influenced by the pressure of the filter tube 21 is carried in the filter tube 21 is washed to the sand conveying fine sand and is more influenced by the sand and is carried the inner side of the fine sand and is 21.

In the above technical scheme, considering that the filter screen plate 31 may be blocked by sand, the inner side of the rotating shaft 4 is provided with the high-pressure communicating shaft cavity 40, and the surface mounting has a plurality of high-pressure nozzles 43 communicated with the high-pressure communicating shaft cavity 40, the high-pressure nozzles 43 are correspondingly arranged with the filter screen plate 31, and each high-pressure nozzle 43 is staggered with the rotor of the spiral conveying blade 41 respectively, one end of the rotating shaft 4 is rotatably provided with a high-pressure pipe 44 communicated with the high-pressure communicating shaft cavity 40, the high-pressure communicating shaft cavity 40 is connected with an external water source high-pressure pump through a water pipe, the setting can open and close the external water source high-pressure pump according to the use requirement, the high-pressure flushing is carried out on the filter holes of the filter screen plate 31 through the high-pressure nozzles 43, the blocked sand is favorable for flushing the filter screen plate 31, the blockage is avoided, and the use stability of the sand cleaning filter cartridge 3 is improved.

In order to realize that coarse sand after being cleaned in the main sand washing cylinder b falls into the spiral coarse sand washer d for secondary cleaning, a main electric valve 22 is arranged at the bottom of the main sand washing cylinder b, the main electric valve 22 is arranged above a sand washing tank 71 of the spiral coarse sand washer d, coarse sand can fall into the sand washing tank 71 by opening the main electric valve 22, and when the spiral coarse sand washer d carries out secondary sand washing, liquid can flow downwards to realize solid-liquid separation, coarse sand and part of cleaning water pass through the coarse sand filtering water tank 8, the cleaning water can be directly connected with the filtering water lath 81 for filtering and flow into the coarse sand filtering water tank 8, and coarse sand can be continuously conveyed upwards to the coarse material conveying belt 9 by the spiral rod through the upper side of the filtering water lath 81, so that the filtering effect on the liquid can be better, and the filtered liquid can return to the sand washing tank 71 again through the water return pipe 80.

In order to enable fine sand and silt in the fine sand conveying pipe cavity 21 to enter the fine sand screening box c for filtering, the fine sand conveying pipe cavity 21 penetrates through the upper portion inside the fine sand screening box c, an integrated vertical discharging pipe 23 is arranged on the lower side of the fine sand conveying pipe cavity 21, a second electric valve 24 is arranged on the vertical discharging pipe 23, liquid containing fine sand can fall into the fine sand screening box c for filtering through opening of the second electric valve 24, and coarse sand and fine sand can be orderly cleaned and separated under the cooperation of the main electric valve 22 and the second electric valve 24; for example, after the separation of most of fine sand and stones in the main sand washing cylinder b is completed within a certain period of time, the main electric valve 22 is opened to discharge coarse sand and stones downwards to the spiral coarse sand washing machine d for secondary washing, and then the main electric valve 22 is closed to throw new stone and stones into the machine for washing and screening sand for a new batch.

In the above technical solution, preferably, the fine sand screening box c is obliquely provided with an upper filtering plate 52 and a lower filtering plate 53 which are parallel up and down, and the second electric valve 24 is located above the upper filtering plate 52, so that the liquid containing fine sand and silt falls into the upper filtering plate 52 and the lower filtering plate 53 for double filtration, and the upper filtering plate 52 and the lower filtering plate 53 can be filter screens for filtering mud materials, so that the water after downward filtration is cleaner, the turbidity of the cleaning water is reduced, and the cleaning of coarse sand and stone in the main sand washing barrel b is more facilitated; and the vibration springs 54 are connected between the upper filter plate 52 and the lower filter plate 53, the bottom of the lower filter plate 53 is elastically connected with the inner side of the fine sand filter screen box c through the vibration springs 54, a vibration motor is arranged on one side of the upper filter plate 52 and one side of the lower filter plate 53, a fine sand drying box 6 is arranged on one side of the upper filter plate 52 and one side of the lower filter plate 53, a fine material conveying belt 61 is arranged in the fine sand drying box 6, the fine material conveying belt 61 is positioned below one side of the upper filter plate 52 and one side of the lower filter plate 53, the upper filter plate 52 and the lower filter plate 53 are vibrated through the vibration motor, fine sand can be conveyed to the fine material conveying belt 61 on one side of the fine sand drying box 6, and the conveyed fine materials are dried through the fine sand drying box 6.

In order to realize the recovery and the water circulation of the filtering water of the fine sand filtering screen box c, the bottom of the fine sand filtering screen box c is provided with a water storage cavity 51, the water storage cavity 51 is positioned below the upper filtering plate 52 and the lower filtering plate 53, one side of the bottom of the water storage cavity 51 is connected with a water pump 58 through a water pipe, the water outlet end of the water pump 58 is communicated with the upper part inside the main sand washing barrel b, and thus the filtered water can enter the main sand washing barrel b through the water pump 58 again for recycling.

In the above technical solution, it is further provided that the fine sand screen box c located at one side of the upper filter plate 52 and the lower filter plate 53 is obliquely and fixedly provided with a sand guide plate 55, an arc water-blocking filter plate 56 is embedded in the middle of the sand guide plate 55, the middle of the arc water-blocking filter plate 56 is recessed downwards, and a water communicating cavity 57 communicated with the water storage cavity 51 is provided at the inner side of the sand guide plate 55, so that even if fine sand with water passes through the arc water-blocking filter plate 56, the water can be filtered downwards, and then the liquid passing through the water can be filtered downwards continuously and flow into the water storage cavity 51, further preventing the liquid from flowing from the sand guide plate 55 to the fine sand conveying belt 61, being more beneficial to drying fine sand and saving water source, and the sand guide plate 55 guides the fine sand conveyed by the upper filter plate 52 and the lower filter plate 53 to the fine sand conveying belt 61 for discharging and conveying.

In order to realize the drying of the fine sand conveyed on the fine material conveying belt 61, a plurality of dryers 62 are installed above the inside of the fine sand drying box 6, each dryer 62 is located above the fine material conveying belt 61, a scraping frame plate 63 arranged towards the fine sand screen box c is also installed in the fine sand drying box 6, the scraping frame plates 63 are adjacently located on the upper side of the fine material conveying belt 61, when fine sand piled up by the fine material conveying belt 61 is too high, the fine sand can be uniformly scraped through the scraping frame plates 63, so that the fine sand is flatly paved on the fine material conveying belt 61, the conveying of the fine sand is more stable, the drying of the dryers 62 is facilitated, triangular tip scraping strips 64 are fixedly arranged at the bottoms of the inner sides of the scraping frame plates 63, and the sharp corners of the triangular tip scraping strips 64 can face the fine sand conveyed by the fine material conveying belt 61, so that the fine sand is smoothly cut into the stacked higher place.

The spiral coarse sand washing machine d comprises a sand washing pool 71 and an inclined sand conveying plate 72 obliquely arranged on one side of the sand washing pool 71, a coarse sand filtering water tank 8 is arranged in the middle of the inclined sand conveying plate 72, a water return pipe 80 is connected to the bottom of the coarse sand filtering water tank 8 and is communicated with the sand washing pool 71 through the water return pipe 80, and filtered water is returned to the sand washing pool 71 again.

In order to improve the better filter effect of coarse sand filter tank 8, coarse sand filter tank 8 top is installed and is strained water lath 81, this drainage lath 81 is closely distributed by a plurality of bars side by side and forms, and it is in the coplanar with slope sand delivery board 72 bottom surface to strain water lath 81 both sides are equipped with baffle 82, this baffle 82 outside slope distributes and makes the grit be difficult for falling out by both sides, the fixed mounting in drainage lath 81 bottom has vibrations framed board 83, the inside rotor roll 84 of installing of coarse sand filter tank 8 rotation, rotor roll 84 outside hub connection motor, this rotor roll 84 outside surface has set firmly three arc protruding 85, arc protruding 85 rotates along with rotor roll 84 and strikes vibrations framed board 83 bottom, drainage lath 81 produces vibrations like this, not only the grit is difficult for the card on straining water lath 81, and the drainage is effectual.

And, further set up, the circular array of live-action roller 84 distributes and has a plurality of steel wire brushes 86, and each steel wire brush 86 can distribute between each strip pole side by side of drainage slat 81, and steel wire brush 86 can brush the clearance between the drainage slat 81 after the live-action roller 84 rotates like this and sweep, and the grit also is difficult for the card on the drainage slat 81.

sand making and sand washing: crushing the whole stone material into sand by a sand crusher a, and cleaning all sand falling into a main sand washing cylinder b;

sand washing, sand screening and sand feeding: after the sand and stone cleaning filter cylinder 3 rotates, the sand and stone in the main sand cleaning cylinder b are stirred and turned through the turning rod 32 and the arc-shaped turning disc 33, so that fine sand and powder sand in the sand and stone cleaning filter cylinder 3 can enter the sand and stone cleaning filter cylinder along with liquid through the filter screen plate 31, and fine sand and powder sand in the sand and stone cleaning filter cylinder 3 can be simultaneously spirally conveyed into the fine sand conveying pipe cavity 21 by matching with the rotation of the spiral conveying blade 41, and sand and stone of coarser ores are continuously turned and cleaned;

high-pressure water inlet flushing anti-blocking: because the rotating shaft 4 is provided with the plurality of high-pressure nozzles 43, the high-pressure nozzles 43 can spray water along with the rotation of the rotating shaft 4, and the arrangement can be opened and closed according to the use requirement, so that the filter screen plate 31 is sprayed with water at high pressure, thereby being beneficial to flushing out the sand and stone stuck on the filter screen plate 31 and avoiding blockage;

filtering fine sand and silt, and recycling water in a circulating way: the second electric valve 24 of the vertical discharging pipe 23 is opened and closed to discharge fine sand and silt water contained in the fine sand conveying pipe cavity 21, the upper filter plate 52 and the lower filter plate 53 with vibration effect are utilized for vibration filtration, the filtered fine sand and silt fall into the sand guide plate 55, and the sand guide plate 55 is guided onto the fine material conveying belt 61 of the fine sand drying box 6 for drying treatment; the clean water falling into the water storage cavity 51 is pumped into the sand crusher a again through the water pump 58 for recycling;

drying fine sand and silt: when the fine material conveying belt 61 conveys, the scraping frame plate 63 is utilized to scrape and flatly spread fine sand and powder sand which are piled higher, so that the conveying and the heating and drying of the dryer 62 are facilitated;

secondary cleaning and discharging of coarse sand: after the fine sand separation and cleaning are finished, the sand cleaning filter cylinder 3 in the main sand cleaning cylinder b is used for cleaning coarse sand once, the main electric valve 22 is opened to enable the sand to fall into the spiral coarse sand cleaning machine d for secondary cleaning, when the coarse sand after secondary cleaning is conveyed upwards by the spiral rod, liquid can flow downwards to realize solid-liquid separation, and when coarse sand and part of cleaning water pass through the coarse sand water filtering tank 8, cleaning water can be directly communicated with the water filtering strip plate 81 to fall into the coarse sand water filtering tank 8, and coarse sand can be continuously conveyed upwards by the spiral rod through the water filtering strip plate 81, so that the filtering effect on the liquid is better, the spiral coarse sand cleaning machine d is used for conveying coarse sand upwards, and finally the coarse sand falls into the coarse sand conveying belt 9 for discharging.

The water in the coarse sand filter tank 8 flows back to the sand washing pool 71 again through the water return pipe 80, and the rotating roller 84 of the coarse sand filter tank 8 drives the arc-shaped protrusions 85 and the steel wire brushes 86 to rotate at the same time, so that the arc-shaped protrusions 85 shake the vibration frame plate 83 at the bottom of the water filtering lath 81, and the steel wire brushes 86 brush the water filtering lath 81, thereby being beneficial to avoiding blocking the water filtering lath 81 during sand and stone conveying.

The sand making and washing machine of the invention is mainly improved in the structure, and functions, components and structures which are not mentioned can be implemented by adopting components and structures which can realize corresponding functions in the prior art.

The present invention has been described in detail by way of specific examples, but these should not be construed as limiting the invention. Many variations and modifications may be made by one skilled in the art without departing from the principles of the invention, which is also considered to be within the scope of the invention.

Claims

1. The utility model provides a sand washer, its characterized in that:

comprising the following steps: a sand breaker (a) for breaking sand;

the main sand washing cylinder (b) is arranged below the sand crusher (a) and is used for washing crushed sand;

the sand and stone cleaning filter cylinder (3) is arranged in the main sand cleaning cylinder (b) and is used for turning sand and stone and filtering and discharging fine sand contained in water;

the fine sand screening box (c) is arranged at one side of the sand and stone cleaning filter cylinder (3) and is used for filtering fine sand discharged by the sand and stone cleaning filter cylinder (3) and recycling water into the main sand washing cylinder (b);

a spiral coarse sand washer (d) for performing secondary spiral sand washing on coarse sand;

one side of the discharge end of the spiral coarse sand washing machine (d) is provided with a coarse material conveyer belt (9);

a fine sand conveying pipe cavity (21) is integrally arranged on one side of the main sand washing cylinder (b), and the fine sand conveying pipe cavity (21) and the sand washing filter cylinder (3) are positioned on the same horizontal axis;

the outer surface of the sand and stone cleaning filter cylinder (3) is provided with a filter screen plate (31) and a plurality of turning rods (32) in an annular array, each turning rod (32) is staggered with the filter screen plate (31) respectively, the tail end of each turning rod (32) is provided with an arc-shaped turning plate (33), and the outer side of each arc-shaped turning plate (33) is adjacent to the inner wall of the bottom of the main sand washing cylinder (b) in an adaptation manner;

the sand and stone cleaning filter is characterized in that a rotating shaft (4) is rotatably arranged at the inner sides of the sand and stone cleaning filter cylinder (3) and the fine sand conveying pipe cavity (21), one side of the sand and stone cleaning filter cylinder (3) is fixedly connected with the rotating shaft (4), a spiral conveying blade (41) is fixedly arranged on the rotating shaft (4) at the inner side of the fine sand conveying pipe cavity (21), a high-pressure communicating shaft cavity (40) is arranged at the inner side of the rotating shaft (4), a plurality of high-pressure nozzles (43) communicated with the high-pressure communicating shaft cavity (40) are arranged on the surface of the rotating shaft, the high-pressure nozzles (43) are correspondingly arranged with the filter screen plate (31), one end of the rotating shaft (4) is rotatably provided with a high-pressure pipe communicated with the high-pressure communicating shaft cavity (40), and the high-pressure communicating shaft cavity (40) is connected with an external water source high-pressure pump through a water pipe;

main motorised valve (22) are installed to main sand washing section of thick bamboo (b) bottom, and this main motorised valve (22) are located spiral coarse sand washing machine (d) top, fine sand conveying pipe chamber (21) run through and locate fine sand filter screen case (c) inside top, and fine sand conveying pipe chamber (21) downside is equipped with integrative vertical discharging pipe (23), and second motorised valve (24) are installed to this vertical discharging pipe (23), each high-pressure nozzle (43) respectively with spiral conveying blade (41) rotor stagger and distribute.

2. A sand washer according to claim 1, characterized in that: the utility model discloses a fine sand filter screen case, including fine sand filter screen case (c), filter screen (52) and lower filter (53) that fine sand filter screen case (c) inside slope is provided with upper filter plate (52) and lower parallel from top to bottom, second motorised valve (24) are located upper filter plate (52) top, be connected with vibration spring (54) between upper filter plate (52) and lower filter plate (53), just lower filter plate (53) bottom is through vibration spring (54) and the inboard elastic connection of fine sand filter screen case (c), vibrating motor is installed to upper filter plate (52) and lower filter plate (53) one side, upper filter plate (52) and lower filter plate (53) one side are equipped with fine sand drying cabinet (6), and this fine sand drying cabinet (6) internally mounted has fine materials conveyer belt (61), and this fine materials conveyer belt (61) are located upper filter plate (52) and lower filter plate (53) one side below.

3. A sand washer according to claim 2, characterized in that: the fine sand screen box (c) bottom is equipped with water storage chamber (51), and this water storage chamber (51) are located upper filter plate (52) and lower filter plate (53) below, water pump (58) are connected with through the water pipe to water storage chamber (51) bottom one side, and this water pump (58) goes out water end and main sand washing section of thick bamboo (b) inside top intercommunication.

4. A sand washer according to claim 3, characterized in that: the fine sand filter screen box (c) on one side of the upper filter plate (52) and the lower filter plate (53) is obliquely and fixedly provided with a sand guide plate (55), an arc-shaped water blocking filter plate (56) is embedded in the middle of the sand guide plate (55), the middle of the arc-shaped water blocking filter plate (56) is sunken downwards, and the inner side of the sand guide plate (55) is provided with a communicating water cavity (57) communicated with the water storage cavity (51).

5. A sand washer according to claim 4 wherein: a plurality of dryers (62) are installed above the inside of the fine sand drying box (6), each dryer (62) is located above the fine material conveying belt (61), a scraping frame plate (63) which is arranged towards the fine sand screen box (c) is further installed in the fine sand drying box (6), the scraping frame plate (63) is located on the upper side of the fine material conveying belt (61) adjacently, and triangular tip scraping strips (64) are fixedly arranged at the bottom of the inner side of the scraping frame plate (63).

6. A sand washer according to claim 2, characterized in that: the spiral coarse sand washing machine (d) comprises a sand washing pool (71) and an inclined sand conveying plate (72) obliquely arranged on one side of the sand washing pool (71), a coarse sand filtering water tank (8) is arranged in the middle of the inclined sand conveying plate (72), and a water return pipe (80) is connected to the bottom of the coarse sand filtering water tank (8) and is communicated with the sand washing pool (71) through the water return pipe (80).

7. A sand washer according to claim 6, wherein: the utility model provides a sand filter tank, including sand filter tank (8), filter tank (81) are closely distributed by a plurality of bars side by side and form, and filter tank (81) are in on the coplanar with slope sand delivery board (72) bottom surface, filter tank (81) both sides are equipped with baffle (82), and this baffle (82) slope to the outside distributes, filter tank (81) bottom fixed mounting has vibrations framed board (83), rotation roller (84) are installed in the inside rotation of sand filter tank (8), and a plurality of arc protruding (85) have been set firmly to this rotation roller (84) outside surface to strike vibrations framed board (83) bottom through each arc protruding (85).

8. A sand washer according to claim 7, wherein: the rotary roller (84) is distributed with a plurality of steel wire brushes (86) in a circular array, and each steel wire brush (86) can be distributed among the side-by-side bars of the drainage bars (81).

9. A method of using a sand washer according to any one of claims 1-8, characterized in that: the method comprises the following steps:

sand making and sand washing: crushing the whole stone material into sand by a sand crusher (a), and cleaning all sand falling into a main sand washing cylinder (b);

sand washing, sand screening and sand feeding: the sand and stone cleaning filter cylinder (3) rotates and then carries out matched stirring and turning on sand and stone in the main sand cleaning cylinder (b) through the turning rod (32) and the arc-shaped turning disc (33), so that fine sand and powder sand in the main sand cleaning cylinder (b) can enter the sand and stone cleaning filter cylinder (3) along with liquid through the filter screen plate (31), and the fine sand and the powder sand in the sand and stone cleaning filter cylinder (3) can be simultaneously spirally conveyed into the fine sand conveying pipe cavity (21) by matching with the rotation of the spiral conveying blade (41), and sand and stone of coarser ores can be continuously turned and cleaned;

high-pressure water inlet flushing anti-blocking: because the rotating shaft (4) is provided with a plurality of high-pressure nozzles (43), the high-pressure nozzles (43) can spray water along with the rotation of the rotating shaft (4), and the arrangement can be opened and closed according to the use requirement, so that the high-pressure water spray is carried out on the filter screen plate (31), the filter screen plate (31) is favorably washed out of sand and stone stuck by the filter screen plate (31) and the blockage is avoided;

filtering fine sand and silt, and recycling water in a circulating way: the fine sand and silt water in the fine sand conveying pipe cavity (21) is discharged through the opening and closing of the second electric valve (24) of the vertical discharging pipe (23), the upper filter plate (52) and the lower filter plate (53) with vibration effects are utilized for vibration filtration, the filtered fine sand and silt fall into the sand guide plate (55), and the fine sand is guided into a fine material conveying belt (61) of the fine sand drying box (6) through the sand guide plate (55) for drying treatment; the clean water falling into the water storage cavity (51) is pumped into the sand crusher (a) again through the water pump (58) for recycling;

drying fine sand and silt: when the fine material conveying belt (61) is used for conveying, the scraping frame plate (63) is used for scraping and spreading fine sand and powder sand which are relatively high in accumulation, so that the fine sand and powder sand are convenient to convey and the drying machine (62) is heated and dried;

secondary cleaning and discharging of coarse sand: after the sand and stone cleaning filter cylinder (3) in the main sand cleaning cylinder (b) cleans coarse sand and stone for the first time, the main electric valve (22) is opened to enable the sand and stone to fall into the spiral coarse sand and stone cleaning machine (d) for the second time, when the coarse sand and stone after the second time is conveyed upwards by the spiral rod, liquid can flow downwards to realize solid-liquid separation, when coarse sand and stone cleaning water passes through the coarse sand filtering water tank (8), cleaning water can be directly communicated with the filtering water lath (81) to fall into the coarse sand filtering water tank (8), and coarse sand and stone can be continuously conveyed upwards by the spiral rod through the filtering water lath (81), so that the filtering effect on the liquid is better, and the spiral coarse sand and stone cleaning machine (d) conveys coarse sand upwards and finally falls into the coarse material conveying belt (9) to discharge;

water in the coarse sand filter tank (8) flows back to the sand washing pool (71) again through the water return pipe (80), and the rotating roller (84) of the coarse sand filter tank (8) simultaneously drives the arc-shaped protrusions (85) and the steel wire brushes (86) to rotate, so that the arc-shaped protrusions (85) shake the vibration frame plate (83) at the bottom of the water filtering ribbon plate (81), and meanwhile the steel wire brushes (86) brush the water filtering ribbon plate (81), so that blocking of the water filtering ribbon plate (81) during sand and stone conveying is avoided.