阅读说明：本技术 一种碎石表面化学浆液处理装置及方法 (Device and method for treating chemical slurry on surface of crushed stone ) 是由 王玉果 周艳东 刘强 于 2019-11-14 设计创作，主要内容包括：本发明公开了一种碎石表面化学浆液处理装置,包括两个输送设备,两个输送设备之间设有浸泡箱和收集盒,所述浸泡箱的下端固定有支撑座,所述支撑座的下端两侧均固定有垫板,所述浸泡箱的一侧设有输料装置,所述输料装置上设有进料斗；本发明还提出了一种碎石表面化学浆液处理方法。本发明是将水泥制成浆体,与酸性石子表面进行裹覆,石子表面形成一薄层水泥石膜,并与石子表面稳固地化学粘结,水泥石膜呈碱性,与沥青有较好的粘附性,增加了沥青与水泥石的粘附性,不影响原石子的力学性能,减少了水泥石结构本身与石子脱落影响混合料性能的隐患,提高了混合料耐久性,增强了抗剥落效果,同时还不影响后期混合料性能。(The invention discloses a device for treating chemical slurry on a broken stone surface, which comprises two conveying devices, wherein a soaking box and a collecting box are arranged between the two conveying devices, a supporting seat is fixed at the lower end of the soaking box, both sides of the lower end of the supporting seat are respectively fixed with a base plate, a material conveying device is arranged on one side of the soaking box, and a feeding hopper is arranged on the material conveying device; the invention also provides a method for treating the chemical slurry on the surface of the crushed stone. The invention prepares cement into slurry, wraps the slurry with the surface of acid stone, forms a thin cement stone film on the surface of the stone, and is firmly and chemically bonded with the surface of the stone, the cement stone film is alkaline and has better adhesiveness with asphalt, the adhesiveness of the asphalt and the cement stone is increased, the mechanical property of the original stone is not influenced, the hidden danger that the mixture property is influenced by the falling of the structure of the cement stone and the stone is reduced, the durability of the mixture is improved, the anti-stripping effect is enhanced, and the later-period mixture property is not influenced.)

1. A rubble surface chemical slurry processing apparatus, includes two conveying equipment (5), its characterized in that: be equipped with between two conveying equipment (5) soak case (1) and collection box (13), the lower extreme of soaking case (1) is fixed with supporting seat (9), the lower extreme both sides of supporting seat (9) all are fixed with backing plate (10), one side of soaking case (1) is equipped with the feeding device, be equipped with feeder hopper (19) on the feeding device, feeder hopper (19) and one of them conveying equipment (5) correspond to each other, be equipped with fixed box (12) between soaking case (1) and collection box (13), be equipped with vibrator in fixed box (12), vibrator is last to be equipped with two movable rods (25), the upper end of movable rod (25) runs through the lateral wall of fixed box (12) and extends to the upper end of fixed box (12), be fixed with on the one end lateral wall in collection box (13) diaphragm (26), the upper end of diaphragm (26) is fixed with two montants (30), the upper ends of the two vertical rods (30) are jointly and rotatably connected with a fixed plate (21), the lower end of the fixed plate (21) is provided with two second sliding chutes (37), a second sliding block (36) is arranged in the second sliding chute (37), the upper ends of the two movable rods (25) are respectively and rotatably connected with the lower ends of the two second sliding blocks (36), one end of the material conveying device corresponds to the fixed plate (21), vertical plates (15) are fixed on two sides of the upper end of the fixed plate (21), a sealing device is arranged at one end of each vertical plate (15), the closing device corresponds to another conveying device (5), an opening is arranged on the fixing plate (21), a filter screen (16) is arranged in the opening, a drying device is arranged at the upper end of the fixed plate (21), the drying device corresponds to the filter screen (16), and the collecting box (13) corresponds to the filter screen (16).

2. The apparatus for chemical slurry treatment on a macadam surface according to claim 1, wherein: the feeding device comprises a first motor mounting seat (4) fixed on one side of the soaking box (1), a first driving motor (3) is fixed on the first motor mounting seat (4), the tail end of an output shaft of the first driving motor (3) is connected with a spiral conveying rod (8) through a first coupler (2), the spiral conveying rod (8) is sleeved with a spiral conveying pipe (18), one end of the spiral conveying pipe (18) penetrates through the side wall of the soaking box (1) and extends to one side of the soaking box (1), one end of the spiral conveying pipe (18) corresponds to one fixing plate (21) mutually, and the lower end of a feeding hopper (19) is connected to the upper end of the spiral conveying pipe (18).

3. The apparatus for chemical slurry treatment on a macadam surface according to claim 1, wherein: the vibrating device comprises a rotary table (31) arranged in a fixed box (12), a second motor mounting seat is fixed on one side of the fixed box (12), a second driving motor (11) is installed on the second motor mounting seat, an output shaft of the second driving motor (11) is connected with a rotary rod through a second coupler, one end of the rotary rod penetrates through the side wall of the fixed box (12) and extends into the fixed box (12), one end of the rotary rod is fixed on one side of the rotary table (31), the other side of the rotary table (31) is rotatably connected with a swing rod (32), first sliding grooves (34) are formed in opposite side walls in the fixed box (12), first sliding blocks (33) are installed in the first sliding grooves (34), a movable plate (35) is jointly fixed between the two first sliding blocks (33), the upper end of the swing rod (32) is rotatably connected with the lower end of the movable plate (35), the lower ends of the two moving rods (25) are fixed at the upper end of the moving plate (35).

4. The apparatus for chemical slurry treatment on a macadam surface according to claim 1, wherein: the sealing device comprises sealing covers (29) which are hinged to the side walls of one end of each of two vertical plates (15), oil cylinders (27) are connected to two sides of the upper end of a fixing plate (21) in a rotating mode, connecting plates (28) are fixed to two sides of each sealing cover (29), and the ends of piston rods of the two oil cylinders (27) are connected to one side of the two connecting plates (28) in a rotating mode respectively.

5. The apparatus for chemical slurry treatment on a macadam surface according to claim 1, wherein: drying device is including setting up backup pad (17) in fixed plate (21) upper end, the lower extreme both sides of backup pad (17) all are fixed with bracing piece (14), and four bracing pieces (14) are located the both sides of collecting box (13) respectively, upper end one side of backup pad (17) is fixed with fan (24), the one end of fan (24) is connected with defeated tuber pipe (41), the upper end of backup pad (17) is fixed with air duct (40) through two clamps (39), the one end of defeated tuber pipe (41) is connected on air duct (40), the equidistant five spray tubes (23) of being connected with of lower extreme of air duct (40), the lower extreme of spray tube (23) runs through the lateral wall of backup pad (17) and extends to the lower extreme of backup pad (17), spray tube (23) and filter screen (16) are corresponding.

6. The apparatus for chemical slurry treatment on a macadam surface according to claim 1, wherein: and a first supporting frame (20) and a second supporting frame (22) are respectively fixed on two sides of the lower end of the conveying equipment (5), a third driving motor (7) is fixed on one side of the second supporting frame (22), and an output shaft of the third driving motor (7) penetrates through the side wall of the second supporting frame (22) and is connected to the conveying equipment (5).

7. The apparatus for chemical slurry treatment on a macadam surface according to claim 1, wherein: the transverse plate (26) is fixed on one end side wall in the collecting box (13) through a fixing piece (38).

8. The apparatus for chemical slurry treatment on a macadam surface according to claim 1, wherein: and baffles (6) are fixed on both sides of the upper end of the conveying equipment (5).

9. A method for treating chemical slurry on the surface of a macadam is characterized by comprising the following steps:

s1, preparing 1:1 cement paste, and conveying the stones to a fixing plate (21) in a cement paste soaking box (1) through a material conveying device;

s2, vibrating and screening the cement paste by using a vibrating device, vibrating and separating free cement paste, and enabling the separated cement paste to fall into a collection box (13) for recycling;

s3, continuing to move the stones separated by the cement paste on a filter screen (16) on a fixing plate (21), blowing air by a fan (24) with strong force, and air-drying in the movement to enable all dimensions of the stones to be air-dried until the saturated surfaces of the stones are dry;

s4, after the stones are air-dried to a saturated surface dry state, continuing to vibrate to move to an outlet, then opening a sealing cover (29) by using an oil cylinder (27), conveying the stones to a site through conveying equipment (5), and transferring the stones into a curing tent for curing;

s5, curing for not less than 3 days in the tent at normal temperature and humidity of not less than 80%, and using the cement after setting and hardening.

Technical Field

The invention relates to the technical field of asphalt pavements, in particular to a device and a method for treating chemical slurry on the surface of a macadam.

Background

In the asphalt pavement construction of China, basic stones such as limestone, basalt and the like are customarily adopted for asphalt pavement construction, due to the difference of resource area distribution, the basic stones are often required to be transported far away, the material cost is increased, the energy-saving, consumption-reducing and environment-friendly construction concepts are not met, the materials are obtained locally, the adhesiveness of the acidic stones and asphalt is poor, an asphalt mixture mixed by acidic aggregates is used, the water stability is poor, the pavement water damage is easy to occur, the service life of the asphalt pavement is reduced, the acidic broken stones are common, the problem of the adhesiveness of the acidic stones and the asphalt is solved, and the construction cost can be greatly reduced when the acidic broken stones are applied to the asphalt pavement construction.

In order to solve the problem of adhesion between asphalt and acidic stones, the following methods are generally used at home and abroad:

the first method is a liquid anti-stripping agent

The asphalt is added into asphalt, and the hydrophilic end of the surface active macromolecular structure is connected with the acidic stone, and the lipophilic end is connected with the asphalt, so that the adhesion performance of the asphalt and the stone is improved. The disadvantages are instability and poor durability.

The second method is a solid anti-stripping agent

The slaked lime powder and the cement are used for directly replacing part of mineral powder when the asphalt mixture is mixed, and the adhesiveness of the asphalt and the stone is improved through the alkalinity of the lime and the cement. This method is one of the more effective measures, and is generally used in combination with liquid anti-stripping agents.

In the two methods, cement is used as an anti-stripping agent to replace part of mineral powder, and the cement is used as part of mineral powder to play a role in filling; the alkalinity of the asphalt is utilized to improve the acidity of the asphalt and enhance the adhesion performance with the surface of acidic stones, and the process is an acid-base neutralization process; in the using process, cement asphalt is wrapped in asphalt, but water also has the phenomena of later reaction, hardening of asphalt mixture, whitening of surface and the like, and for this reason, a device and a method for treating chemical slurry on the surface of crushed stone are provided to solve the problems.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a device and a method for treating chemical slurry on the surface of crushed stone.

In order to achieve the purpose, the invention adopts the following technical scheme:

a rubble surface chemical pulp processing apparatus comprises two conveying devices, a soaking box and a collecting box are arranged between the two conveying devices, a supporting seat is fixed at the lower end of the soaking box, backing plates are fixed on both sides of the lower end of the supporting seat, a material conveying device is arranged on one side of the soaking box, a feeding hopper is arranged on the material conveying device, the feeding hopper and one of the conveying devices correspond to each other, a fixing box is arranged between the soaking box and the collecting box, a vibrating device is arranged in the fixing box, two moving rods are arranged on the vibrating device, the upper ends of the moving rods penetrate through the side wall of the fixing box and extend to the upper end of the fixing box, a transverse plate is fixed on one side wall in the collecting box, two vertical rods are fixed at the upper end of the transverse plate, the upper ends of the two vertical rods are connected with a fixing plate in a rotating mode, two second sliding chutes are, install the second slider in the second spout, the lower extreme at two second sliders is connected in the upper end of two carriage release levers rotation respectively, the one end and the fixed plate of feeding device are corresponding, the upper end both sides of fixed plate all are fixed with the riser, and the one end of two risers is equipped with closing means jointly, closing means is corresponding with another conveying equipment, be equipped with the opening on the fixed plate, install the filter screen in the opening, the upper end of fixed plate is equipped with drying device, drying device and filter screen are corresponding, it is corresponding to collect box and filter screen.

Preferably, the feeding device is including fixing the first motor mount pad in soaking case one side, be fixed with a driving motor on the first motor mount pad, a driving motor's output shaft end has spiral conveying pole through first coupling joint, the cover is equipped with spiral conveying pipe on the spiral conveying pole, the one end of spiral conveying pipe runs through the lateral wall of soaking case and extends to one side of soaking case, spiral conveying pipe's one end and fixed plate correspond each other, the upper end at spiral conveying pipe is connected to the lower extreme of feeder hopper.

Preferably, vibrator is including setting up the carousel in the fixed box, one side of fixed box is fixed with second motor mount pad, install second driving motor on the second motor mount pad, second driving motor's output shaft is connected with the dwang through the second coupling, the one end of dwang runs through the lateral wall of fixed box and extends to in the fixed box, one side at the carousel is fixed to the one end of dwang, the opposite side of carousel is rotated and is connected with the pendulum rod, all be equipped with first spout on the relative lateral wall in the fixed box, install first slider in the first spout, be fixed with the movable plate jointly between two first sliders, the upper end of pendulum rod is rotated and is connected the lower extreme at the movable plate, and the upper end at the movable plate is all fixed to the lower extreme of two movable rods.

Preferably, the closing device includes that the joint articulates the closing cap on two riser one end lateral walls, the upper end both sides of fixed plate all rotate and are connected with the hydro-cylinder, the both sides of closing cap all are fixed with the connecting plate, and the piston rod end of two hydro-cylinders rotates respectively and connects in one side of two connecting plates.

Preferably, drying device is including setting up the backup pad in the fixed plate upper end, the lower extreme both sides of backup pad all are fixed with the bracing piece, and four bracing pieces are located the both sides of collecting the box respectively, upper end one side of backup pad is fixed with the fan, the one end of fan is connected with defeated tuber pipe, the upper end of backup pad is fixed with the air duct through two clamps, the one end of defeated tuber pipe is connected on the air duct, the lower extreme equidistant five spray tubes that are connected with of lower extreme of air duct, the lower extreme of spray tube runs through the lateral wall of backup pad and extends to the lower extreme of backup pad, spray tube and filter.

Preferably, a first support frame and a second support frame are respectively fixed on two sides of the lower end of the conveying equipment, a third driving motor is fixed on one side of the second support frame, and an output shaft of the third driving motor penetrates through the side wall of the second support frame and is connected to the conveying equipment.

Preferably, the transverse plate is fixed on one end side wall in the collection box through a fixing piece.

Preferably, baffles are fixed on both sides of the upper end of the conveying equipment.

The invention also provides a method for treating the chemical slurry on the surface of the crushed stone, which comprises the following steps:

s1, preparing 1:1 cement paste, and conveying the stones to a fixed plate in a cement paste soaking box through a material conveying device;

s2, vibrating and screening the cement paste by using a vibrating device, vibrating and separating free cement paste, and enabling the separated cement paste to fall into a collection box for recycling;

s3, the gravel separated by the cement paste continues to move on a filter screen on a fixed plate, strong air blowing is performed through a fan, and air drying is performed in the movement process, so that all dimensions of the gravel are air-dried until the saturated surface of the gravel is dry;

s4, after the stones are air-dried to a saturated surface dry state, continuing to vibrate to an outlet, then opening a sealing cover by using an oil cylinder, conveying the stones to a site through conveying equipment, and transferring the stones into a maintenance shed for maintenance;

s5, curing for not less than 3 days in the tent at normal temperature and humidity of not less than 80%, and using the cement after setting and hardening.

The beneficial effects of the invention are as follows:

1. the invention solves the problems of poor stability and insufficient durability of the liquid anti-stripping agent, and also solves the problem of poor dispersibility of the solid anti-stripping agent, thereby improving the durability of the mixture and enhancing the anti-stripping effect;

2. the invention solves the problems that the solid anti-stripping agent is contacted with water and air at the later stage to generate chemical reaction, the asphalt mixture becomes hard and brittle, and the performance of the asphalt pavement is influenced, and the service life of the asphalt pavement is prolonged;

in summary, the invention prepares the cement into slurry, wraps the slurry with the surface of the acidic stone, forms a thin cement stone film on the surface of the stone, and is firmly and chemically bonded with the surface of the stone, the cement stone film is alkaline and has better adhesion with the asphalt, the adhesion of the asphalt and the cement stone is increased, the mechanical property of the original stone is not influenced, the hidden danger that the mixture performance is influenced by the falling of the structure of the cement stone and the stone is reduced, the durability of the mixture is improved, the anti-stripping effect is enhanced, and the performance of the mixture at the later stage is not influenced.

Drawings

FIG. 1 is a schematic view of the internal structure of a device for chemical slurry treatment of a macadam surface according to the present invention;

FIG. 2 is a schematic view of an external structure of an apparatus for chemical slurry treatment of a crushed stone surface according to the present invention;

FIG. 3 is a schematic structural view of a fixing plate of the apparatus for chemical slurry treatment on a macadam surface according to the present invention;

FIG. 4 is a schematic structural view of a vibrating device of a device for chemical slurry treatment on a surface of crushed stone according to the present invention;

FIG. 5 is an enlarged view of the portion A of the apparatus for chemical slurry treatment of a crushed stone surface according to the present invention;

FIG. 6 is an enlarged view of the apparatus for chemical slurry treatment of a macadam surface according to the present invention at point B;

FIG. 7 is an enlarged view of the apparatus for chemical slurry treatment of a crushed stone surface according to the present invention at position C;

fig. 8 is an enlarged view of a portion D of a crushed stone surface chemical slurry treatment apparatus according to the present invention.

In the figure: 1 soaking box, 2 first coupling, 3 first driving motor, 4 first motor mounting seats, 5 conveying equipment, 6 baffle plates, 7 third driving motor, 8 spiral conveying rods, 9 supporting seats, 10 backing plates, 11 second driving motor, 12 fixed boxes, 13 collecting boxes, 14 supporting rods, 15 vertical plates, 16 filter screens, 17 supporting plates, 18 spiral conveying pipes, 19 feed hoppers, 20 first supporting frames, 21 fixed plates, 22 second supporting frames, 23 spray pipes, 24 fans, 25 moving rods, 26 transverse plates, 27 oil cylinders, 28 connecting plates, 29 sealing covers, 30 vertical rods, 31 rotary tables, 32 swing rods, 33 first sliding blocks, 34 first sliding grooves, 35 moving plates, 36 second sliding blocks, 37 second sliding grooves, 38 fixed parts, 39 clamping rings, 40 air guide pipes and 41 air conveying pipes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-8, a rubble surface chemical pulp processing apparatus, including two conveying equipment 5, play the effect of carrying the stone, be equipped with soaking case 1 and collection box 13 between two conveying equipment 5, the lower extreme of soaking case 1 is fixed with supporting seat 9, the lower extreme both sides of supporting seat 9 all are fixed with backing plate 10, utilize supporting seat 9 to conveniently carry out the stabilizing support to soaking case 1, one side of soaking case 1 is equipped with the feeding device, be equipped with feeder hopper 19 on the feeding device, feeder hopper 19 corresponds each other with one of them conveying equipment 5, under the effect of feeding device, conveniently carry the stone in one of them conveying equipment 5 through feeder hopper 19.

In the invention, a fixed box 12 is arranged between a soaking box 1 and a collecting box 13, a vibrating device is arranged in the fixed box 12, two moving rods 25 are arranged on the vibrating device, the upper ends of the moving rods 25 penetrate through the side wall of the fixed box 12 and extend to the upper end of the fixed box 12, a transverse plate 26 is fixed on the side wall of one end in the collecting box 13, the collecting box 13 is convenient for collecting falling cement paste, two vertical rods 30 are fixed on the upper end of the transverse plate 26, the upper ends of the two vertical rods 30 are jointly and rotatably connected with a fixed plate 21, two second sliding grooves 37 are arranged at the lower end of the fixed plate 21, second sliding blocks 36 are arranged in the second sliding grooves 37, the upper ends of the two moving rods 25 are respectively and rotatably connected with the lower ends of the two second sliding blocks 36, and the moving rods 25 drive the second, under the effect of vibrator, conveniently drive fixed plate 21 and shake repeatedly, be convenient for quick screening.

In the invention, one end of a material conveying device corresponds to a fixed plate 21, vertical plates 15 are fixed on two sides of the upper end of the fixed plate 21 to play a role of blocking, a sealing device is arranged at one end of each vertical plate 15 and corresponds to the other conveying equipment 5, an opening is arranged on the fixed plate 21, a filter screen 16 is arranged in the opening to facilitate the filtration of cement paste by the filter screen 16, a drying device is arranged at the upper end of the fixed plate 21 and corresponds to the filter screen 16 to facilitate the air drying of the filtered stones by the drying device, a collecting box 13 corresponds to the filter screen 16, a transverse plate 26 is fixed on the side wall of one end in the collecting box 13 by a fixing part 38, baffles 6 are fixed on two sides of the upper end of the conveying equipment 5, the stones are conveniently dried by the matching between the sealing device and the drying device, and then the sealing device, the stones fall onto another conveyor 5.

In the invention, the material conveying device comprises a first motor mounting seat 4 fixed on one side of the soaking tank 1, a first driving motor 3 is fixed on the first motor mounting seat 4, the tail end of an output shaft of the first driving motor 3 is connected with a spiral material conveying rod 8 through a first coupler 2, the spiral material conveying rod 8 is sleeved with a spiral material conveying pipe 18, one end of the spiral material conveying pipe 18 penetrates through the side wall of the soaking tank 1 and extends to one side of the soaking tank 1, one end of the spiral material conveying pipe 18 corresponds to a fixing plate 21, and the lower end of a feed hopper 19 is connected to the upper end of the spiral material conveying pipe 18.

In the invention, the vibration device comprises a rotary table 31 arranged in a fixed box 12, a second motor mounting seat is fixed on one side of the fixed box 12, a second driving motor 11 is mounted on the second motor mounting seat, the second driving motor 11 is connected with an external part, the stable operation is convenient, the operation and the control of workers are convenient, an output shaft of the second driving motor 11 is connected with a rotating rod through a second coupler, and the rotation of the output shaft of the second driving motor 11 drives the rotating rod to rotate, so that the power required by vibration is convenient to improve.

In the invention, one end of a rotating rod penetrates through the side wall of the fixed box 12 and extends into the fixed box 12, one end of the rotating rod is fixed at one side of the rotating disc 31, the rotating rod rotates to drive the rotating disc 31 to rotate, the other side of the rotating disc 31 is rotatably connected with a swing rod 32, the rotating disc 31 rotates to drive the swing rod 32 to swing, opposite side walls in the fixed box 12 are respectively provided with a first sliding groove 34, a first sliding block 33 is installed in the first sliding groove 34, a moving plate 35 is jointly fixed between the two first sliding blocks 33, the upper end of the swing rod 32 is rotatably connected to the lower end of the moving plate 35, the swing rod 32 moves to drive the moving plate 35 to move, the lower ends of the two moving rods 25 are fixed at the upper end of the moving plate 35.

In the invention, the sealing device comprises sealing covers 29 which are hinged on the side walls of one ends of two vertical plates 15 together, two sides of the upper end of a fixed plate 21 are rotatably connected with oil cylinders 27, two sides of each sealing cover 29 are fixedly provided with connecting plates 28, the tail ends of piston rods of the two oil cylinders 27 are respectively rotatably connected to one side of the two connecting plates 28, the oil cylinders 27 are connected with external connecting parts, so that the stable operation of the sealing device is facilitated, the operation and the control of workers are facilitated, the piston rods of the oil cylinders 27 move to drive the connecting plates 28 to move, and the connecting plates 28 move to drive the sealing covers 29.

In the invention, the drying device comprises a supporting plate 17 arranged at the upper end of a fixing plate 21, supporting rods 14 are fixed on two sides of the lower end of the supporting plate 17 respectively to play a role of stable support, the four supporting rods 14 are respectively positioned on two sides of a collecting box 13, a fan 24 is fixed on one side of the upper end of the supporting plate 17, the fan 24 is connected with an external component to facilitate stable operation of the fan, and is convenient for a worker to control, one end of the fan 24 is connected with an air conveying pipe 41, an air guide pipe 40 is fixed on the upper end of the supporting plate 17 through two clamps 39, one end of the air conveying pipe 41 is connected to the air guide pipe 40, five spray pipes 23 are equidistantly connected to the lower end of the air guide pipe 40, the lower ends of the spray pipes 23 penetrate through the side wall of the supporting plate 17 and extend to.

In the invention, a first supporting frame 20 and a second supporting frame 22 are respectively fixed on two sides of the lower end of a conveying device 5, a third driving motor 7 is fixed on one side of the second supporting frame 22, an output shaft of the third driving motor 7 penetrates through the side wall of the second supporting frame 22 and is connected to the conveying device 5, the third driving motor 7 is connected with an external component, so that the stable operation of the conveying device is facilitated, the operation and control of a worker are facilitated, and the output shaft of the third driving motor 7 rotates to drive the conveying device 5 to operate.

The invention also provides a method for treating the chemical slurry on the surface of the crushed stone, which comprises the following steps:

s1, preparing 1:1 cement paste, wherein the consistency of the cement paste is 20S +/-3S, and conveying stones, which are coarse aggregates with the nominal particle size of more than 4.75mm, to the fixing plate 21 in the cement paste soaking box 1 through a conveying device;

s2, vibrating and screening the cement paste by using a vibrating device, vibrating and separating free cement paste, and enabling the separated cement paste to fall into the collection box 13 for recycling;

s3 and waterThe stones separated from the slurry continue to move on the filter screen 16 on the fixed plate 21, the filter screen 16 is a square-hole screen with 6mm screen holes, the screen length is not less than 6m, the stones are dispersed and not accumulated on the surface, the screening time is not less than 30 seconds, strong air is blown through the fan 24, the power of the fan 24 is not less than 20Kw, the variable frequency motor is adjustable in air supply amount, and the maximum air supply amount is not less than 10m³The surface of the stone can be air-dried to a saturated surface dry state within 10 seconds, and the stone is air-dried in motion, so that all dimensions of the stone are air-dried to the saturated surface dry state of the stone;

s4, after the stones are air-dried to a saturated surface dry state, continuing to vibrate to move to an outlet, then opening the sealing cover 29 by using the oil cylinder 27, conveying the stones to a field through the conveying equipment 5, and transferring the stones into a maintenance shed for maintenance;

and S5, curing for not less than 3 days in the tent at normal temperature and humidity of not less than 80%, curing for not less than 6 hours by steam, wherein the humidity in the tent can be realized by a spray atomization humidifying device, and the cement is used after being solidified and hardened.

In the present invention, in use, first, 1:1, then an output shaft of one of the third driving motors 7 rotates to drive the conveying device 5 to operate, the conveying device 5 is used to drop the stones into the soaking box 1 through the blanking hopper 19, so that the stones are soaked in the cement slurry soaking box 1, the soaked stones are conveyed to the fixed plate 21 through the spiral conveying pipe 18, then an output shaft of the second driving motor 11 rotates to drive the rotating disc 31 to rotate, the rotating disc 31 rotates to drive the oscillating bar 32 to move, the oscillating bar 32 drives the moving plate 35 to move up and down repeatedly when moving, the moving plate 35 drives the moving rod 25 to move up and down when moving, the moving rod 25 moves to drive the second sliding block 36 to move in the second sliding groove 37, and further drives the fixed plate 21 to vibrate repeatedly, the stones are shaken off when vibrating on the fixed plate 21 to drop into the collecting box 13, so as to be convenient for recycling, and then the stones continue to vibrate on the filter screen 16, the fan 24 conveys wind into the air duct 40 through the wind conveying pipe 41, the spray pipe 23 is used for air-drying stones until the saturated surfaces of the stones are dry, then the piston rod of the oil cylinder 27 is used for moving to drive the sealing cover 29 to move, so that the sealing cover 29 is opened, the stones are vibrated on the other conveying equipment 5, the stones are conveyed to the field by the other conveying equipment 5 and conveyed to the inside of the tent for maintenance for at least three days, meanwhile, the inside of the tent is kept in a normal temperature state, and the humidity inside the tent is enabled to be not less than 80% by the spraying atomization humidifying device until the cement is coagulated and hardened for reuse.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.