CN208757661U - A kind of sand and gravel screening equipment for construction with crushing and blanking - Google Patents

Abstract

The utility model discloses a building gravel screening device for crushing and discharging, which comprises a box body, a feed hopper, a discharging barrel, an inclined screening barrel and a guide barrel; the lower end of the feed hopper is communicated with a vertical blanking barrel extending into the box body; the middle part of the lower charging barrel is communicated with a crushing cavity with the width larger than that of the lower charging barrel, and two extruded crushing rollers are arranged in the crushing cavity; a rotating plate is coaxially arranged at the lower end in the inclined screening cylinder, a first material shifting plate is fixed on the edge of the left side of the rotating plate, and a plurality of inclined dispersing rods are fixed on the left side surface of the rotating plate; and the rotating plate is provided with a feed opening penetrating through the left and the right. The utility model discloses a crushing roller in the lower feed cylinder that sets up is smashed the gravel that gets into, makes the great gravel of granule smash to refine, guarantees that the gravel homoenergetic can reach the operation requirement, improves the use amount of gravel, reduces extravagantly.

Description

A kind of gravel screening installation for building crushing blanking

Technical field

The utility model relates to a kind of Architectural Equipment, specifically a kind of gravel screening installation for building for crushing blanking.

Background technique

Building is the general name of building and structures, is people to meet social life needs, utilizes grasped object Matter technological means, and the artificial environment created with certain scientific law, geomantic omen theory and aesthetic principle, sandstone refer to sand grains With the loose blend of rubble, sandstone is because of its good hardness and stable chemical property, often as good construction material With concrete material and be widely used in the fields such as house, road, highway, railway and engineering, sandstone for building before use, need Carry out Screening Treatment.

Existing sandstone screening is by the way that manually the sandstone on sieve paves to improve screening efficiency, is existing greatly Screening installation only screens existing gravel, and bulky grain gravel just is screened out, does not crush to gravel, leads It causes bulky grain gravel after screening more, causes to waste, be unfavorable for building and use.

Utility model content

The purpose of this utility model is to provide a kind of gravel screening installations for building for crushing blanking, to solve above-mentioned back The problem of being proposed in scape technology.

To achieve the above object, the utility model provides the following technical solutions:

It is a kind of crush blanking gravel screening installation for building, including cabinet, feed hopper, blanking tube, inclination screen cylinder and Feed tube；The intracorporal middle part of case is fixed with vertical sealing plate, and left and right two will be divided into cabinet, is worn on sealing plate Equipped with oblique cylinder, and left end is higher than right end, and oblique cylinder is fixed by the bracket, oblique cylinder by the left of sealing plate inclination screen cylinder and The feed tube on right side is constituted, and the feed hopper is fixedly mounted on top of the box, and the lower end of feed hopper, which is communicated with, to be extend into cabinet Vertical blanking tube, the lower end of blanking tube be communicated with inclination extend into inclination screen cylinder in feed pipe；The blanking tube Middle part is communicated with the crushing chamber that width is greater than blanking tube, sets that there are two the pulverization rollers squeezed in crushing chamber；The inclination screen cylinder Interior lower end is coaxially arranged with swivel plate, and shaft, the other end of shaft have been fixedly and coaxially connected on the central axis of swivel plate Cabinet end is stretched out to be connected on the output shaft of first motor；The first switch-plate is fixed in the left side edge of swivel plate, Several inclined scattering rods are fixed on the left side of swivel plate；The feed opening through left and right is offered on the swivel plate, Feed opening is located in other end, and feed opening is located at the edge of swivel plate；Second is fixed in the right side edge of swivel plate Switch-plate；Horizontal delivery chute is arranged in the lower section of the inclination screen cylinder, is equipped with horizontal helical blade, spiral in delivery chute Blade is connected on third motor, and the first discharge port has been used in conjunction in the bottom left end of delivery chute；It is equipped with and collects in the lower section of feed tube Slot is connected with the second discharge port on the corresponding wall box of collecting tank.

Further: the inclination screen cylinder is process by stainless steel web plate.

Further: the distance between the pulverization roller and crushing chamber are less than 2mm.

It is further: the swivel plate and inclination screen cylinder clearance fit.

It is further: the transmission case that the central axis of the pulverization roller is fixedly connected and is located on the outside of blanking tube by transmission shaft Interior, the input terminal of transmission case is connected with the second motor.

Further: first switch-plate and the second switch-plate are along swivel plate edge distribution, and the length is swivel plates The 1/4~1/3 of perimeter.

It is further: blowing mouth, blowing mouth court are fixedly installed on the corresponding wall box of the right-hand end of the feed tube To feed tube, it is communicated with blower in blowing mouth, is communicated with air outlet on the left side of cabinet.

Compared with prior art, the utility model has the beneficial effects that in blanking tube of the utility model by setting Pulverization roller crushes the gravel of entrance, makes the biggish gravel dispersion and fining of particle, guarantees that gravel can reach requirement, mentions The usage amount of high gravel reduces waste；Gravel can be taken to top by the switch-plate on swivel plate, raise gravel constantly, Tiny gravel can also guarantee the flow direction of tiny gravel convenient for separation, by drying, and reduce the waste of gravel, and screen thorough Bottom；Gravel after screening is collected in delivery chute and is conveyed outward, is collected and is used convenient for gravel.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of gravel screening installation for building for crushing blanking.

Fig. 2 is the structural schematic diagram of swivel plate in a kind of gravel screening installation for building of crushing blanking.

Fig. 3 is the schematic diagram of internal structure of crushing chamber in a kind of gravel screening installation for building of crushing blanking.

In figure: 1- cabinet, 2- feed hopper, 3- blanking tube, 4- inclination screen cylinder, 5- feed tube, 6- bracket, 7- feed pipe, 8- first motor, the second motor of 9-, 10- transmission case, 11- third motor, 12- blower, 13- blowing mouth, 14- pulverization roller, 15- powder Broken chamber, 16- swivel plate, 17- shaft, the first switch-plate of 18-, the second switch-plate of 19-, 20- scattering rod, 21- feed opening, 22- are close Sealing plate, 23- delivery chute, 24- helical blade, the first discharge port of 25-, the second discharge port of 26-, 27- air outlet.

Specific embodiment

Please refer to figure, in the utility model embodiment, a kind of gravel screening installation for building crushing blanking, including cabinet 1, feed hopper 2, blanking tube 3, inclination screen cylinder 4 and feed tube 5；Middle part in the cabinet 1 is fixed with vertical sealing plate 22, It will be divided into left and right two in cabinet 1, oblique cylinder is equipped on sealing plate 22, and left end is higher than right end, oblique cylinder passes through branch Frame 6 is fixed, and oblique cylinder is made of the feed tube 5 of the inclination screen cylinder 4 in 22 left side of sealing plate and right side, tilts screen cylinder 4 by not Rust steel net plate is process, and is screened to the gravel entered in inclination screen cylinder 4.

The feed hopper 2 is fixedly mounted on the top of cabinet 1, the lower end of feed hopper 2 be communicated with extend into it is vertical in cabinet 1 Blanking tube 3, the lower end of blanking tube 3 be communicated with inclination extend into inclination screen cylinder 4 in feed pipe 7, make to fall in blanking tube 3 Gravel enter directly into inclination screen cylinder 4 in screened；The middle part of the blanking tube 3 is communicated with width greater than blanking tube 3 Crushing chamber 15, set in crushing chamber 15 there are two the pulverization roller 14 squeezed, the distance between pulverization roller 14 and crushing chamber 15 are less than The central axis of 2mm, pulverization roller 14 are fixedly connected by transmission shaft and are located in the transmission case 10 in 3 outside of blanking tube, transmission case 10 Input terminal be connected with the second motor 9, transmit kinetic energy into transmission case 10, by gear engagement connection in transmission case 10, and The output end rotation direction that connect with two pulverization rollers 14 is on the contrary, relatively rotate two pulverization rollers 14, to falling in two crushing Gravel between roller 14 carries out extruding crushing.

Lower end in the inclination screen cylinder 4 is coaxially arranged with swivel plate 16, and swivel plate 16 is matched with inclination 4 gap of screen cylinder It closes, so that swivel plate 16 is rotated in inclination screen cylinder 4, be fixedly and coaxially connected shaft on the central axis of swivel plate 16 17, the other end of shaft 17 is stretched out 1 end of cabinet and is connected on the output shaft of first motor 8, is driven and is revolved by first motor 8 Rotating plate 16 rotates；The first switch-plate 18 is fixed in the left side edge of swivel plate 16, the first switch-plate 18 is along 16 side of swivel plate Fate cloth, and the length is the 1/4~1/3 of 16 perimeter of swivel plate, several inclinations are fixed on the left side of swivel plate 16 Scattering rod 20, scattering rod 20 follow swivel plate 16 rotate, when the first switch-plate 18 carry gravel turn to top when, fall Gravel bombardment spreads out on scattering rod 20；The feed opening 21 through left and right, feed opening 21 are offered on the swivel plate 16 In other end, and feed opening 21 is located at the edge of swivel plate 16, makes to tilt on screen cylinder 4 larger gravel from feed opening 21 Flow to the right side of swivel plate 16；The second switch-plate 19, the second switch-plate 19 and are fixed in the right side edge of swivel plate 16 The structure of one switch-plate 18 is identical, and the gravel fallen in feed opening 21 is made, with moving with it, to make to fall on the second switch-plate 19 Gravel raise again；It is fixedly installed with blowing mouth 13 on corresponding 1 side wall of cabinet of right-hand end of the feed tube 5, is dried Mouthfuls 13 towards feed tube 5, is communicated with blower 12 in blowing mouth 13, air is blasted into blowing mouth 13 by blower 12, by air Feed opening 21 is blowed to, is sent to the tiny gravel raised in inclination screen cylinder 4 from feed opening 21 again, in the left side of cabinet 1 On be communicated with air outlet 27, make internal to form air stream.

Horizontal delivery chute 23 is arranged in the lower section of the inclination screen cylinder 4, is equipped with horizontal helical-blade in delivery chute 23 Piece 24, helical blade 24 are connected on third motor 11, drive helical blade 24 to rotate by third motor 11, thin by what is fallen Small gravel conveys to the left, and convenient for collecting, the first discharge port 25 has been used in conjunction in the bottom left end of delivery chute 23；In the lower section of feed tube 5 Equipped with collecting tank, it is connected with the second discharge port 26 on corresponding 1 side wall of cabinet of collecting tank, is convenient to clean.

In use, the gravel screened will be needed to be packed into from feed hopper 2, when falling in blanking tube 3, crushing chamber 15 is entered It is interior, it falls between two internal pulverization rollers 14, is squeezed and crushed by two pulverization rollers 14, powder is carried out in advance to the gravel of entrance It is broken, bulky grain gravel is reduced, smashed gravel enters in inclination screen cylinder 4, screens by inclination screen cylinder 4；First electricity Machine 8 drives swivel plate 16 to rotate, and the first switch-plate 18 on swivel plate 16 scoops up the gravel tilted in screen cylinder 4, and drive is arrived Top, then gravel is fallen, the gravel fallen is dispersed by the blocking of scattering rod 20 to surrounding, and tiny gravel and time-division are convenient for From, when feed opening 21 turn to lower section when make larger gravel screen from feed opening 21 be discharged, fall on the right side of second group On flitch 19, the second switch-plate 19 is followed upwards to separate tiny gravel again, by the air that is blown by gravel from feed opening 21 blow to left side, and last bulky grain gravel falls from the second discharge port 26 and clears up；Tiny gravel after screening falls in delivery chute 23 It is interior, and conveyed by helical blade 24, it is discharged from the first discharge port 25, convenient for collecting.The utility model passes through under setting Pulverization roller in barrel crushes the gravel of entrance, makes the biggish gravel dispersion and fining of particle, and guaranteeing that gravel can reach makes With requiring, the usage amount of gravel is improved, reduces waste；Gravel can be taken to top by the switch-plate on swivel plate, make gravel not Disconnected raises, and tiny gravel can also guarantee the flow direction of tiny gravel convenient for separation, by drying, and reduces the waste of gravel, and And screening is thorough；Gravel after screening is collected in delivery chute and is conveyed outward, is collected and is used convenient for gravel.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (7)

1. A construction gravel screening equipment for crushing and blanking, comprising a box body (1), a feeding hopper (2), a feeding cylinder (3), an inclined screening cylinder (4) and a material guiding cylinder (5); It is characterized in that: a vertical sealing plate (22) is fixed in the middle of the box body (1), the box body (1) is divided into left and right parts, and an inclined cylinder is pierced on the sealing plate (22), And the left end is higher than the right end, the inclined cylinder is fixed by the bracket (6), and the inclined cylinder is composed of the inclined screening cylinder (4) on the left side of the sealing plate (22) and the guide cylinder (5) on the right side. 2) It is fixedly installed on the top of the box body (1), the lower end of the feeding hopper (2) is connected with a vertical lower material barrel (3) extending into the box body (1), and the lower end of the lower material barrel (3) is connected A feeding pipe (7) inclinedly extending into the inclined screening cylinder (4) is communicated with; the middle part of the lower material barrel (3) is connected with a pulverizing cavity (15) whose width is larger than that of the lower material barrel (3), and the pulverizing cavity ( 15) There are two crushing rollers (14) inside; the lower end of the inclined screening cylinder (4) is coaxially provided with a rotating plate (16), which is coaxially fixed on the central axis of the rotating plate (16). A rotating shaft (17) is connected, and the other end of the rotating shaft (17) protrudes from the end of the box body (1) and is connected to the output shaft of the first motor (8); the left edge of the rotating plate (16) is fixed with a first A feeding plate (18) is fixed on the left side of the rotating plate (16) with a number of inclined dispersing rods (20); the rotating plate (16) is provided with a feeding opening (21) penetrating left and right, The feeding port (21) is located on the other end, and the feeding port (21) is located on the edge of the rotating plate (16); a second feeding plate (19) is fixed on the right edge of the rotating plate (16); A horizontal conveying groove (23) is arranged below the inclined screening cylinder (4), a horizontal helical blade (24) is installed in the conveying groove (23), and the helical blade (24) is connected to the third motor (11) for conveying The bottom left end of the groove (23) is connected with a first discharge port (25); a collection groove is arranged below the guide cylinder (5), and a second discharge port is connected to the side wall of the box (1) corresponding to the collecting groove. mouth (26). 2 . The construction gravel screening equipment for crushing and blanking according to claim 1 , wherein the inclined screening cylinder ( 4 ) is made of stainless steel mesh. 3 . 3 . The construction gravel screening equipment for crushing and blanking according to claim 1 , wherein the distance between the crushing roller ( 14 ) and the crushing cavity ( 15 ) is less than 2 mm. 4 . 4 . The construction-use gravel screening equipment for crushing and blanking according to claim 1 , wherein the rotating plate ( 16 ) is in clearance fit with the inclined screening cylinder ( 4 ). 5 . 5. A construction-use gravel screening device for crushing and blanking according to claim 1, characterized in that: the central axis of the crushing roller (14) is fixedly connected by a transmission shaft and is located at the outer side of the lowering cylinder (3). Inside the transmission case (10), a second motor (9) is connected to the input end of the transmission case (10). 6. A construction-use gravel screening device for crushing and blanking according to claim 1, characterized in that: the first and second feeding plates (18) and the second feeding plate (19) are both along the rotating plate (16). ) edge distribution, and its length is 1/4 to 1/3 of the circumference of the rotating plate (16). 7 . The construction gravel screening equipment for crushing and blanking according to claim 1 , characterized in that: a side wall of the box ( 1 ) corresponding to the right end of the material guide cylinder ( 5 ) is fixedly installed with A blower port (13), the blower port (13) faces the material guide cylinder (5), the blower port (13) is connected with the fan (12), and the left side of the box body (1) is connected with an air outlet (27).