CN221015745U - Fly ash solidification agitated vessel - Google Patents

Abstract

The utility model discloses the technical field of fly ash curing treatment, in particular to fly ash curing stirring equipment, which comprises a box body, a rotating rod and a rotating motor, wherein the box body is provided with a feed inlet and a discharge outlet, a blade assembly for stirring is assembled on the rotating rod, the blade assembly comprises blades, an annular cylinder and scraping blades, a plurality of groups of blades distributed in an annular array are fixedly arranged at the top of the rotating rod, the bottoms of the blades are connected with the top wall of the annular cylinder, a plurality of groups of through communication spaces are arranged on the outer annular wall of the annular cylinder, a plurality of groups of scraping blades can be flexibly assembled along the radial direction of the annular cylinder, the expansion and contraction movement of the scraping blades effectively solves the problem that a mixture is adhered to the inner wall of the box body, the adaptability of the scraping blades to the shape of the inner wall of the box body is improved, the stirring effect of the mixture is improved, the residual quantity of the mixture is reduced, the interference to the rotation of the blade assembly caused by the mixture accumulation is prevented, the cleaning work after the mixture curing is reduced, the equipment maintenance cost is reduced, and the uniformity and the sufficiency of stirring are improved.

Description

Fly ash solidification agitated vessel

Technical Field

The utility model relates to the technical field of fly ash solidification treatment, in particular to fly ash solidification stirring equipment.

Background

The fly ash is powder materials with lighter volume weight and smaller particle size, which are collected at a flue gas pipe, a flue gas dust removal device and the like in the garbage incineration process, contains a large amount of heavy metal pollutants, is dangerous waste specified by China, and can cause serious environmental pollution if discharged into the atmosphere directly without treatment;

The existing fly ash treatment modes comprise modes such as landfill, high-temperature sintering, cement mixing solidification and the like, the cost and the treatment effect are combined, the cement mixing solidification mode is the main current treatment mode, the main treatment process is that fly ash, chelating agent and cement are mixed and blended according to a certain proportion, and finally a cement solidified body is formed, so that the harmless treatment effect is achieved, but once insufficient stirring of the cement and the fly ash occurs in the mixing and stirring process, the environment is likely to be polluted by heavy metals, if the heavy metal content in the environment is increased beyond the normal range, the human health is directly endangered, and the environment quality is deteriorated; secondly, the inner wall of the box body of the existing fly ash solidification stirring equipment is difficult to clean, the fly ash and cement are adhered to the inner wall of the box body after being stirred, the adhesive can interfere with the blade assembly over time, the normal rotation of the blade assembly is affected, and then the fly ash stirring is affected, so that the uniformity of mixing and stirring is reduced;

It is therefore important to develop a fly ash solidification stirring device.

Disclosure of Invention

The utility model aims to provide fly ash solidification stirring equipment designed for solving at least one technical problem in the background art.

In order to achieve the above purpose, the present utility model adopts the following scheme: the utility model provides a flying ash solidification agitated vessel, includes box, dwang, is used for rotating the rotating electrical machines of dwang, the box top is provided with the feed inlet, the bottom of box is provided with the bin outlet, the both ends rotation of dwang connect in the inside central point of top of box puts department and bottom inner wall central point, assembles the blade subassembly that is used for stirring on the dwang, the blade subassembly includes flabellum, annular section of thick bamboo, scrapes the material blade, annular section of thick bamboo with the coaxial setting of dwang and suit are in the outside of dwang, the top fixed mounting of dwang has the flabellum that multiunit annular array distributes, the bottom of flabellum with the roof of annular section of thick bamboo is connected, the outer rampart of annular section of thick bamboo is provided with the multiunit intercommunication space that runs through, multiunit scrape the material blade can follow the radial flexible movable assembly of annular section of thick bamboo.

The bottom wall of the communication space protrudes towards the top wall of the communication space, a limiting column is arranged on the bottom wall of the communication space, the scraping blades are corresponding to the limiting column, a strip-shaped limiting groove is formed in the limiting column, and the inner wall of the limiting groove slides along the outer wall of the limiting column.

The limiting columns are square, and the diagonal lines of the limiting columns coincide with the diameter of the annular cylinder.

The fan blade is arranged at the top of the rotating rod along the axis of the rotating rod in a gradually inclined mode in a clockwise and downward mode, a chamfer is arranged at one end of the fan blade facing downwards, and the chamfer is arranged at the top face of the fan blade in an inclined mode towards the bottom face of the fan blade.

The blade assembly comprises a first stirring blade and a connecting rod, wherein the first stirring blade and the connecting rod are arranged below the fan blade, the first stirring blade is arranged in a anticlockwise spiral mode from top to bottom and is positioned between the annular cylinder and the rotating rod, two ends of the connecting rod are connected to the rotating rod and the side wall of the first stirring blade, which faces the rotating rod, and a plurality of groups of connecting rods are arranged along the spiral interval of the first stirring blade.

The blade assembly further comprises a second stirring blade, the included angle between the axis of the connecting rod and the axis of the rotating rod is 50-70 degrees, and the second stirring She Lianjie is arranged on the outer side wall of the connecting rod.

The blade assembly further comprises a third stirring blade, the included angle between the joint of the second stirring blade and the first stirring blade and the tangent line of the first stirring blade is 20-40 degrees, and the third stirring blade is connected with one upward end of the connecting rod and is perpendicular to the first stirring blade.

Wherein, the blade subassembly still includes being located the fourth stirring vane of first stirring vane below, fourth stirring vane is on a parallel with the axis setting of dwang, fourth stirring vane is provided with the filtration pore that runs through.

The blade assembly further comprises an auger blade located below the fourth stirring blade, the auger blade is arranged along the axis of the rotating rod in a clockwise spiral mode downwards, and the outer wall of the auger blade is matched with the inner wall of the bottom of the box body in a conical mode.

The guide pipe is communicated with the groove and the guide groove, and the guide plate is provided with a plurality of groups of water spraying holes communicated with the guide groove.

The utility model has the advantages that the universality and the adaptability of the scraping blades to the shape of the inner wall of the box body are improved, the stirring effect of the mixture is improved, the fly ash and the cement are ensured to be mixed more uniformly, the consistency and the quality of the curing effect are improved, the telescopic movement of the scraping blades effectively solves the problem that the fly ash and the cement are adhered to the inner wall of the box body, the residual quantity of the mixture is reduced, the interference of the mixture accumulation on the rotation of the blade assembly is prevented, the cleaning work of the mixture after the mixture is cured is reduced, the maintenance cost of equipment is reduced, the mixture is stirred in multiple dimensions, and the uniformity and the sufficiency of stirring are improved.

Drawings

FIG. 1 is a top perspective view of a fly ash solidification stirring apparatus;

FIG. 2 is a bottom perspective view of a fly ash solidification stirring apparatus;

FIG. 3 is a half cross-sectional view of a housing of a fly ash solidification stirring apparatus;

FIG. 4 is a bottom perspective view of a blade assembly of the fly ash solidification stirring apparatus;

FIG. 5 is a top perspective view of a blade assembly of the fly ash solidification stirring apparatus;

FIG. 6 is an enlarged view of a portion of FIG. 5 at A;

FIG. 7 is a front view of a fly ash solidification stirring apparatus;

FIG. 8 is a cross-sectional view at B-B in FIG. 7;

Fig. 9 is an enlarged view at C in fig. 8;

FIG. 10 is a partial schematic view of a blade assembly of a fly ash solidification stirring apparatus;

Fig. 11 is a front view of fig. 10;

FIG. 12 is a schematic diagram of example 2 of a fly ash solidification stirring apparatus.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so as to provide an intuitive and visual understanding of each technical feature and overall solution of the present utility model, but are not to be construed as limiting the scope of the present utility model.

In the description of the present utility model, if an orientation description such as "upper", "lower", "front", "rear", "left", "right", etc. is referred to, it is merely for convenience of description and simplification of the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the utility model. When a feature is referred to as being "disposed," "secured" or "connected" to another feature, it can be directly disposed, secured or connected to the other feature or it can be indirectly disposed, secured or connected to the other feature.

In the description of the present utility model, if "a number" is referred to, it means one or more, if "a number" is referred to, it means two or more, if "greater than", "less than", "exceeding" is referred to, it is to be understood that the number is not included, and if "above", "below", "within" is referred to, it is understood that the number is included. If reference is made to "first", "second" it is to be understood as being used for distinguishing technical features and not as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

Furthermore, unless defined otherwise, technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. It should be understood that the terms "comprises" and "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

Example 1: as shown in fig. 1-11, a fly ash solidification stirring device comprises a box body 1, a rotating rod 2 and a rotating motor 3 for rotating the rotating rod 2, wherein a feed inlet 101 is arranged at the top of the box body 1, a discharge outlet 102 is arranged at the bottom of the box body 1, two ends of the rotating rod 2 are rotationally connected to the central position of the inner part of the top of the box body 1 and the central position of the inner wall of the bottom, a blade assembly 4 for stirring is assembled on the rotating rod 2, the blade assembly 4 comprises a fan blade 401, an annular cylinder 402 and a scraping blade 403, the annular cylinder 402 and the rotating rod 2 are coaxially arranged and sleeved on the outer side of the rotating rod 2, a plurality of groups of fan blades 401 distributed in an annular array are fixedly arranged at the top of the rotating rod 2, the bottom of the fan blade 401 is connected with the top wall of the annular cylinder 402, a plurality of groups of through communication spaces 1 are arranged on the outer annular wall 402of the annular cylinder 402, and the plurality of groups of scraping blades 403 can be assembled in a telescopic manner along the radial direction of the annular cylinder 402.

Therefore, when the rotating motor drives the rotating rod to rotate, the fan blades rotate, so that the mixture of fly ash, chelating agent and cement entering from the feed inlet is stirred in the first stage, the mixture is driven by the fan blades under the self gravity, the mixture is quickly stirred in the box body and the blade assembly, the fan blades rotate to drive the annular cylinder to rotate, the scraping blades and the annular cylinder are slidingly assembled, when the annular cylinder rotates, the scraping blades slide along the inner side wall of the communication space under the action of centrifugal force, at least part of the scraping blades are contacted with the inner wall of the box body, the annular cylinder is matched to rotate, the mixture adhered to the inner wall of the box body is scraped to be stirred, the radial telescopic movement of the scraping blades can better adapt to the characteristics of different materials, the universality and the adaptability of the scraping blades to the shape of the inner wall of the box body are improved, the stirring effect of the mixture is improved, the fly ash and the cement are ensured to be more uniformly mixed, the consistency and the quality of the curing effect are improved, the telescopic movement of the scraping blades is effectively solved, the fly ash and the cement are adhered to the inner wall of the box body, the problem of the box body is prevented from accumulating the mixture, the mixture is prevented from being accumulated, the mixture is prevented from being interfered by the rotating, the working and the curing equipment is reduced, and the maintenance cost is lowered.

The six groups of the communicating spaces 4021 are arranged, three groups of scraping blades 403 are arranged in the communicating spaces 4021 at equal intervals, the telescopic movement of the plurality of groups of scraping blades increases the scraping efficiency, and the residual accumulation of the mixture is reduced.

The rotating end of the rotating motor 3 is connected with the rotating rod 2, and the fixed end of the rotating motor 3 is connected with the box body 1.

Wherein the rotary motor 3 rotates clockwise.

Wherein, the bin outlet 102 is provided with the valve 103 that is used for controlling the switching of bin outlet 102, through being equipped with the valve, the manual control ejection of compact of being convenient for, when the inhomogeneous condition of stirring appears, the accessible delays the open valve for the mixture is more abundant even after passing through blade assembly many times stirring in the box.

Wherein, the diapire orientation of intercommunication space 4021 the top wall arch of intercommunication space 4021 is provided with spacing post 4023, scrape material blade 403 is corresponding spacing post 4023 is provided with rectangular spacing groove 4031, the inner wall of spacing groove 4031 is followed the outer wall slip of spacing post 4023 promotes and scrapes material blade gliding orbit uniformity and controllability, promotes and scrapes the efficiency of scraping of the mixture that the material blade adhered to the box inner wall.

Wherein, because scrape material blade 403 inwards one end and seted up spacing groove 4031, consequently, scrape the weight of the one end that the material blade outwards is greater than its one end inwards, when annular cylinder rotated, scrape the material blade under the effect of centrifugal force, the easy roll-off intercommunication space contacts with the inner body of box to scrape down the mixture that the box inner wall was cohered.

Wherein, spacing post 4023 is the square setting, spacing post 4023's diagonal with the diameter coincidence of annular section of thick bamboo 402, through the spacing post of square design, control when reducing the slip of scraping the material blade and rock, promote and scrape the gliding accuracy of material blade for scrape the better inner wall laminating with the box of material blade and scrape the material.

The fan blade 401 is arranged at the top of the rotating rod 2 along the axis of the rotating rod 2 in a gradually inclined manner in a clockwise direction, a chamfer 4011 is arranged at one end of the fan blade 401 in a downward direction, the chamfer 4011 is arranged at the top surface of the fan blade 401 towards the bottom surface of the fan blade 401 in an inclined manner, and through the chamfer, when the material entering the feeding port is in a block shape, such as fly ash, cement, chelate and the like, the effect of cutting and crushing is achieved, better mixing is facilitated, and stirring efficiency is improved.

Wherein the fan blades 401 are circumferentially arranged at equal intervals along the axis of the rotating rod 2.

The blade assembly 4 includes a first stirring blade 404 and a connecting rod 405 disposed below the fan blade 401, where the first stirring blade 404 is disposed in a counterclockwise spiral manner from top to bottom and is disposed between the annular cylinder 402 and the rotating rod 2, two ends of the connecting rod 405 are connected to the rotating rod 2 and the first stirring blade 404 faces the side wall of the rotating rod 2, the connecting rod 405 is disposed with multiple groups along the first stirring blade 404 in a spiral interval, and the first stirring blade disposed in a counterclockwise manner rotates counterclockwise when the rotating motor drives the rotating rod to rotate, and is in a spiral rising state when viewed from the section.

The blade assembly 4 further includes a second stirring blade 406, an included angle between the axis of the connecting rod 405 and the axis of the rotating rod 2 is 50-70 degrees, preferably 60 degrees, the second stirring blade 406 is connected to the outer side wall of the connecting rod 405, the contact area of the second stirring blade and the mixture is increased, and the uniformity of stirring is improved.

Wherein, second stirring vane 404 is provided with arc portion 4061, arc portion 4061 is from being close to the one end of dwang 2 towards second stirring vane 406 slope sets gradually, through being equipped with arc portion, reduces the mixture and piles up the corner at second stirring vane, reduces the residual quantity of mixture.

The blade assembly 4 further includes a third stirring blade 407, an included angle between a joint of the second stirring blade 406 and the first stirring blade 404 and a tangent line of the first stirring blade 404 is 20 ° to 40 °, preferably 30 °, and the third stirring blade 407 is connected to an upward end of the connecting rod 405 and is vertically arranged with the first stirring blade 404, so that the mixture is stirred in multiple dimensions, and uniformity and sufficiency of stirring are improved.

The third stirring vane 407 is provided with an inclined portion 4071, the inclined portion 4071 is gradually inclined from one end close to the rotating rod 2 toward the connecting rod 405, and the mixture slides down along the inclined portion under the action of self weight, so that the mixture is deposited at the corner of the second stirring vane and the residue of the mixture is reduced.

Wherein, blade assembly 4 still includes being located the fourth stirring vane 408 of first stirring vane 404 below, fourth stirring vane 408 is on a parallel with the axis setting of dwang 2, fourth stirring vane 408 is provided with the filtration pore 4081 that runs through, and the mixture after the first stirring vane descends to and the contact stirring of fourth stirring vane under the effect of dead weight, through being equipped with the filtration pore, filters the mixture, and the pore wall of filtration pore plays the cutting effect of certain degree to the mixture simultaneously to promote the stirring effect of mixture, promote the homogeneity of stirring.

Wherein, the filter hole 4081 is parallel to the radial extension of the annular cylinder 402, and the filter hole 4081 is provided with a plurality of groups along the axis equidistant interval of the rotating rod 2, thereby improving the uniformity of stirring.

Wherein the fourth stirring blades 408 are circumferentially arranged in four groups along the axis of the rotating rod 2.

Wherein, when the fourth stirring blade 408 and the first stirring blade 404 are projected on the top wall of the annular cylinder 402, the two groups of fourth stirring blades 408 are located between the first stirring blade 404 and the first stirring blade 404, and the uniformity of stirring the mixture is improved by the staggered arrangement.

Wherein, blade subassembly 4 is still including being located auger blade 409 of fourth stirring vane 408 below, auger blade 409 is clockwise spiral setting down along the axis of dwang 2, auger blade 409's outer wall adaptation the inner wall of the bottom of box 1 is the toper setting, through being equipped with clockwise auger blade, when the dwang rotates and drives auger blade and rotate, auger blade promotes the mixture and removes towards the bin outlet, promotes the smoothness of mixture ejection of compact.

Wherein, the top of auger blade 409 is connected with the inside wall of annular cylinder 402, reduces the possibility that the mixture remains on the inner wall of the tank.

Example 2: as shown in fig. 1-12, in order to further reduce the mixture residue in the box, this embodiment includes a fly ash solidification stirring apparatus described in embodiment 1, and further includes a hollow conduit 5, where the rotating rod 2 has a hollow groove 201, a deflector 4024 is disposed between the communicating space 4021 and the communicating space 4021, a diversion trench 4025 is disposed between the deflector 4024, the conduit 5 communicates the groove 201 with the diversion trench 4025, and the deflector 4024 is provided with a plurality of groups of water spraying holes 4026 communicating with the diversion trench 4025.

Wherein the water jet holes 4026 are equally spaced along the annular cylinder 402.

Wherein, the connecting rod 405 has a hollow communicating hole, the inner wall of the communicating hole is communicated with the inner wall of the groove 201, and the connecting rod 405 is provided with a plurality of groups of drain holes 4026 communicated with the inner wall of the communicating hole.

The water pump further comprises a driving gear 601, a driven gear 602, a water tank 603, a water pipe 604 and a water pump 605, wherein the axis of the rotating end of the rotating motor 3 is staggered with the axis of the rotating rod 2, the driving gear 601 is connected with the rotation of the rotating motor 3, the driven gear 602 is connected with the rotating rod 2, the driven gear 602 is in meshed transmission with the driving gear 601, the water pipe 604 is connected with the water outlet end of the rotating rod 2 and the water pump 605, the water absorbing end of the water pump 605 is communicated with the water tank 603, and the water pipe 604 is rotatably assembled with the inner wall of the groove 201.

Therefore, the rotating motor and the rotating rod are staggered, so that the water pipe can be collinearly with the axis of the rotating rod, the water pipe cannot be twisted and twisted when the rotating rod rotates, the rationality of structural design is improved, water in the water tank is pumped into the rotating rod through the water pump, flows through the guide pipe and then enters the guide groove of the annular cylinder, liquid water is sprayed to the inner wall of the box through the water spraying hole, the inner wall of the box is flushed, the scraping blades are matched, the scraping effect of a mixture on the inner wall of the box is improved, the possibility that the mixture is adhered to the inner wall of the box is reduced, the second waterway is realized, the mixture adhered to the surface of the blade assembly is discharged through the water draining hole on the connecting rod, the residues are taken away through the flushing of the liquid water, the water draining process can be mixed and stirred, the box and the stirring blade are kept in a clean state after the shutdown, and if water is required to be added in the stirring process, the stirring effect is improved, and the uniformity of fly ash and cement mixing can be improved through the stirring effect is improved.

Example 3: as shown in fig. 1-12, in another embodiment of the present embodiment 1, a plurality of groups of scraping blades 403 may be flexibly assembled along the radial direction of the annular cylinder 402, a groove adapted to the outer side wall of the scraping blades 403 is provided on the inner top wall of the communicating space 4021, the scraping blades 403 are slidably assembled on the inner wall of the groove, a clamping protrusion is provided on the inner side wall of the scraping blades 403 facing inwards towards the rotating rod 2, and when the scraping blades 403 move outwards under the action of centrifugal force, the clamping protrusion contacts with the inner annular wall of the annular cylinder 402.

While the utility model has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (10)

1. The utility model provides a flying ash solidification agitated vessel, includes box, dwang, is used for rotating the rotation motor of dwang, the box top is provided with the feed inlet, the bottom of box is provided with the bin outlet, the both ends rotation of dwang connect in the inside central point in top of box locates with bottom inner wall central point, its characterized in that: the blade assembly is assembled on the dwang and is used for stirring, the blade assembly includes flabellum, annular section of thick bamboo, scrapes the material blade, the annular section of thick bamboo with the coaxial setting of dwang and suit are in the outside of dwang, the top fixed mounting of dwang has the flabellum that multiunit annular array distributes, the bottom of flabellum with the roof of annular section of thick bamboo is connected, the outer rampart of annular section of thick bamboo is provided with the multiunit intercommunication space that runs through, multiunit scrape the material blade can follow the radial flexible activity assembly of annular section of thick bamboo.

2. A fly ash solidification stirring apparatus as claimed in claim 1, wherein: the diapire of intercommunication space is towards the top wall arch of intercommunication space is provided with spacing post, scrape the material blade is corresponding spacing post is provided with rectangular spacing groove, the inner wall in spacing groove is followed the outer wall slip of spacing post.

3. A fly ash solidification stirring apparatus as claimed in claim 2, wherein: the limiting columns are square, and the diagonal lines of the limiting columns coincide with the diameter of the annular cylinder.

4. A fly ash solidification stirring apparatus as claimed in claim 1, wherein: the fan blade is arranged at the top of the rotating rod along the axis of the rotating rod in a gradually downward inclined mode, a chamfer is arranged at one downward end of the fan blade, and the chamfer is arranged from the top surface of the fan blade to the bottom surface of the fan blade in an inclined mode.

5. A fly ash solidification stirring apparatus according to claim 1 or 4, characterized in that: the blade assembly comprises a first stirring blade and a connecting rod, wherein the first stirring blade and the connecting rod are arranged below the fan blade, the first stirring blade is arranged anticlockwise and spirally from top to bottom and is positioned between the annular cylinder and the rotating rod, two ends of the connecting rod are connected with the rotating rod and the side wall of the first stirring blade, which faces the rotating rod, and a plurality of groups of connecting rods are arranged along the spiral interval of the first stirring blade.

6. The fly ash solidification stirring apparatus of claim 5, wherein: the blade assembly further comprises a second stirring blade, the included angle between the axis of the connecting rod and the axis of the rotating rod is 50-70 degrees, and the second stirring She Lianjie is arranged on the outer side wall of the connecting rod.

7. The fly ash solidification stirring apparatus of claim 6, wherein: the blade assembly further comprises a third stirring blade, an included angle between the joint of the second stirring blade and the first stirring blade and the tangent line of the first stirring blade is 20-40 degrees, and the third stirring blade is connected with one upward end of the connecting rod and is perpendicular to the first stirring blade.

8. The fly ash solidification stirring apparatus of claim 5, wherein: the blade assembly further comprises a fourth stirring blade arranged below the first stirring blade, the fourth stirring blade is parallel to the axis of the rotating rod, and the fourth stirring blade is provided with a penetrating filter hole.

9. A fly ash solidification stirring apparatus as claimed in claim 8, wherein: the blade assembly further comprises an auger blade positioned below the fourth stirring blade, the auger blade is arranged along the axis of the rotating rod in a clockwise spiral mode downwards, and the outer wall of the auger blade is matched with the inner wall of the bottom of the box body in a conical mode.

10. A fly ash solidification stirring apparatus as claimed in claim 1, wherein: still including being the pipe that the cavity set up, the dwang has the recess that the cavity set up, be provided with the guide plate between intercommunication space and the intercommunication space, be provided with the guiding gutter between the guide plate, the pipe intercommunication the recess with the guiding gutter, the guide plate is provided with the intercommunication the multiunit hole for water spraying of guiding gutter.