CN112495519A

CN112495519A - Centrifugal building engineering of environmental protection is with sieve husky equipment

Info

Publication number: CN112495519A
Application number: CN202011476586.0A
Authority: CN
Inventors: 邹华智
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-03-16

Abstract

The invention relates to the technical field of constructional engineering, in particular to an environment-friendly sand sieving device for centrifugal constructional engineering, which comprises a machine body and a plurality of brackets, wherein the brackets are circumferentially and fixedly arranged on the machine body, a feed inlet and a discharge outlet are formed in the machine body, a sand sieving barrel is rotatably arranged in the machine body, a plurality of sieving grooves are uniformly formed in the inner wall of the sand sieving barrel, a stepping motor for driving the sand sieving barrel is fixedly arranged on the outer wall of the machine body, an extrusion mechanism is arranged in the sand sieving barrel and comprises an extrusion barrel arranged in the sand sieving barrel and a plurality of driving units circumferentially arranged in the extrusion barrel, a plurality of plug pins are circumferentially arranged on the extrusion barrel, and the plug pins are slidably inserted in the sand sieving barrel; according to the sand and stone screening machine, the extrusion mechanism is arranged, so that the screening work of sand and stone is improved, and the situation that the standard sand in the sand and stone which are held together is not screened out is avoided.

Description

Centrifugal building engineering of environmental protection is with sieve husky equipment

Technical Field

The invention relates to the technical field of constructional engineering, in particular to an environment-friendly centrifugal sand screening device for constructional engineering.

Background

The sand screening machine is also called dry land sand screening boat and sand-stone separator, and is suitable for use in river, reservoir and coal yard. In the construction of building engineering, some sand screening devices are used.

The existing sand screening machine has a single structure and a poor sand screening effect, and can not effectively screen sand which is bonded in sand and cannot be held into a cluster, so that the standard fine sand in the sand cluster can be wasted.

Disclosure of Invention

The invention aims to provide an environment-friendly centrifugal sand screening device for construction engineering, which aims to solve the problems in the background technology.

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

the utility model provides a centrifugal building engineering of environmental protection is with sieve husky equipment, includes organism and a plurality of strut, strut circumference fixed mounting is on the organism, be equipped with feed inlet and discharge gate on the organism, the sieve husky bucket is installed in the organism rotation, sieve husky bucket inner wall evenly is equipped with a plurality of screening grooves, organism outer wall fixed mounting has the step motor who is used for driving sieve husky bucket, be equipped with extrusion mechanism in the sieve husky bucket, extrusion mechanism is including setting up the extrusion bucket in the sieve husky bucket and the drive unit of a plurality of circumference laying in the extrusion bucket, extrusion bucket circumference is equipped with a plurality of participating in, participate in the slip and insert and establish in the sieve husky bucket, just participate in one end and sieve husky bucket between elastic connection, the circumference is equipped with a plurality of cavitys in the extrusion bucket, drive unit sets up in the cavity, drive unit includes the counterweight ball of slidable mounting in the cavity, Second electro-magnet and third electro-magnet, the second electro-magnet card is established in the counter weight ball, just third electro-magnet fixed mounting is in one side of cavity, just be connected through the elastic component between one side of second electro-magnet and cavity, circular telegram is repelled mutually between second electro-magnet and the third electro-magnet, still be equipped with adjustment mechanism in the organism, adjustment mechanism includes regulating plate, bull stick, a plurality of first conducting block and second conducting block, regulating plate fixed mounting just is concentric with the screening sand bucket in the organism, bull stick and the coaxial fixed mounting of screening sand bucket, first conducting block circumference fixed mounting is on the regulating plate, second conducting block fixed mounting just cooperatees with first conducting block at the one end of bull stick.

Further: the output end of the stepping motor is connected with the sand sieving barrel through a transmission piece.

Further: the squeezing barrel and the sand sieving barrel are both conical, and the elastic piece is a second spring.

Further: and a diameter adjusting mechanism is arranged in the screening groove.

And further: transfer footpath mechanism including the symmetry hinge two hinge doors and the circular telegram a set of first electro-magnet that repel each other at screening inslot, elastic connection between the one end of hinge door and the screening groove, first electro-magnet fixed mounting is respectively on the opposite face in hinge door and screening groove, the equidistance is equipped with a set of first busbar on the regulating plate, the one end of bull stick is sliding mounting still has the second busbar, the second busbar is connected with the bull stick through first spring, cooperate between first busbar and the second busbar.

And further: the current generated by the contact of the first conducting strip and the second conducting strip in the same group is gradually increased from inside to outside relative to the adjusting plate.

And further: the length of the second conductive strip is greater than the distance between the adjacent first conductive blocks.

And further: the sand screening barrel is internally and symmetrically provided with two sand discharging openings, sliding grooves are formed in two sides of the sand discharging openings, a sealing door is arranged between the sliding grooves, rolling wheels are installed on two sides of the sealing door in a rotating mode, the rolling wheels are installed in the sliding grooves in a sliding mode, an electric telescopic rod is fixedly installed between the sand discharging openings in the sand screening barrel, and the output end of the electric telescopic rod is hinged to one end of the sealing door.

And further: an isolation bulge is further arranged in the machine body.

Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:

1. the invention arranges a sand sieving barrel, a stepping motor, an adjusting mechanism, an adjusting plate, a rotating rod, a first conductive block, a second conductive block, an extruding barrel, a pin, a cavity, a counterweight ball, a second electromagnet, a third electromagnet and a second spring, sand and stones are poured into the sand sieving barrel from a feed inlet, the stepping motor rotates to drive the sand sieving barrel to rotate to carry out centrifugal sand sieving work under the action of a driving part, in the process, the rotating rod rotates synchronously along the sand sieving barrel, the second conductive block is sequentially contacted with the first conductive blocks at different positions, and then the second electromagnet and the third electromagnet at corresponding positions are electrified and repelled to ensure that the counterweight ball moves a certain distance along the cavity to the outside and the gravity center of the extruding barrel deviates, so that the extruding barrel moves to one side relative to the sand sieving barrel under the action of the centrifugal force and extrudes and separates sand stones bonded together, the screening work of the sand and stones is improved, and the situation that the standard sand in the sand and stones which are held together is not screened out is avoided.

2. According to the invention, by arranging the screening groove, the hinged door, the first electromagnet, the first conductive strip, the second conductive strip and the first spring, the centrifugal force borne by the second conductive strip is changed by continuously changing the rotating speed of the stepping motor, so that different rotating speeds correspond to different distances of the second conductive strip relative to the rotating rod and are contacted with the first conductive strips at different positions, the currents at two ends of the first electromagnet correspond to the speed gears of the first conductive strip, the first electromagnets repel each other to drive the hinged door to rotate, and the current magnitude and the rotating speed of the stepping motor are in a direct ratio change relationship, so that when the rotating speed gears of the stepping motor are changed, the aperture of the screening groove can be simultaneously changed, and the whole device can screen sands with different sizes.

3. According to the invention, the sand discharging opening, the sliding groove, the electric telescopic rod, the closed door, the roller and the isolation bulge are arranged, sand and stones with larger volume after sand screening treatment are left on the closed door, the closed door is driven to move under the action of the electric telescopic rod, and then the sand discharging opening is opened, so that the sand and stones with larger volume are discharged from the sand discharging opening, and the influence of accumulation in the machine body on the subsequent sand screening work is avoided.

Drawings

FIG. 1 is a schematic structural diagram of an environment-friendly centrifugal sand screening device for construction engineering;

FIG. 2 is a top view of an adjusting mechanism in the environment-friendly centrifugal sand sieving device for construction;

FIG. 3 is an enlarged partial structural view of a portion A of the environment-friendly centrifugal sand sieving device for construction engineering;

FIG. 4 is an enlarged partial structural view of a portion B of the environment-friendly centrifugal sand sieving device for construction engineering;

FIG. 5 is an enlarged partial structural view of a sand sieving device for environmental protection centrifugal building engineering at C;

fig. 6 is a schematic structural diagram of a rotating rod, a second conductive block and a second conductive strip in the environment-friendly centrifugal sand screening device for construction engineering.

The reference numerals in the schematic drawings illustrate:

1-machine body, 2-support frame, 3-feed inlet, 4-discharge outlet, 5-sand sieving barrel, 6-stepping motor, 7-sieving groove, 8-hinged door, 9-first electromagnet, 10-adjusting mechanism, 1001-adjusting plate, 1002-rotating rod, 1003-first conducting block, 1004-first conducting strip, 1005-second conducting block, 1006-second conducting strip, 1007-first spring, 11-extruding barrel, 12-pin, 13-cavity, 14-counterweight ball, 15-second electromagnet, 16-third electromagnet, 17-second spring, 18-sand discharging opening, 19-chute, 20-electric telescopic rod, 21-closed door, 22-roller and 23-isolating projection.

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. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments of the present invention, belong to the protection scope of the present invention, and the present invention is further described with reference to the embodiments below.

Referring to fig. 1, 2, 4 and 6, in an embodiment of the present invention, an environment-friendly centrifugal sand sieving apparatus for building engineering includes a machine body 1 and a plurality of brackets 2, the brackets 2 are circumferentially and fixedly mounted on the machine body 1, the machine body 1 is provided with a feed inlet 3 and a discharge outlet 4, a sand sieving barrel 5 is rotatably mounted in the machine body 1, the inner wall of the sand sieving barrel 5 is uniformly provided with a plurality of sieving grooves 7, the outer wall of the machine body 1 is fixedly provided with a stepping motor 6 for driving the sand sieving barrel 5, the output end of the stepping motor 6 is connected with the sand sieving barrel 5 through a transmission member, the transmission member may be a chain or a belt, etc., and is not specifically limited herein, an extrusion mechanism is disposed in the sand sieving barrel 5, the extrusion mechanism includes an extrusion barrel 11 disposed in the sand sieving barrel 5 and a plurality of driving units circumferentially disposed in the extrusion barrel 11, the utility model discloses a sand screening machine, including extrusion bucket 11, it is equipped with a plurality of base pins 12 to extrude bucket 11 circumference, base pin 12 slides and inserts and establish in sand screening bucket 5, just elastic connection between one end of base pin 12 and the sand screening bucket 5, extrusion bucket 11 all is the toper with sand screening bucket 5, it is equipped with a plurality of cavities 13 to extrude bucket 11 internal circumference, drive unit sets up in cavity 13, drive unit includes counterweight ball 14, second electro-magnet 15 and third electro-magnet 16 of slidable mounting in cavity 13, second electro-magnet 15 card is established in counterweight ball 14, just third electro-magnet 16 fixed mounting is in one side of cavity 13, and be connected through the elastic component between one side of second electro-magnet 15 and cavity 13, the elastic component is preferred second spring 17, circular telegram is repelled between second electro-magnet 15 and the third electro-magnet 16 mutually, still be equipped with adjustment mechanism 10 in the organism 1, adjustment mechanism 10 includes regulating plate 1001, The sand screening machine comprises a rotating rod 1002, a plurality of first conductive blocks 1003 and second conductive blocks 1005, wherein an adjusting plate 1001 is fixedly installed in the machine body 1 and is concentric with a sand screening barrel 5, the rotating rod 1002 and the sand screening barrel 5 are coaxially and fixedly installed, the first conductive blocks 1003 are circumferentially and fixedly installed on the adjusting plate 1001, and the second conductive blocks 1005 are fixedly installed at one end of the rotating rod 1002 and are matched with the first conductive blocks 1003.

When in practical application, through pouring into gravel and sand from feed inlet 3 to screening sand bucket 5, rotate through step motor 6, under the effect through the driving medium, drive screening sand bucket 5 and rotate and carry out centrifugal screening sand work, in this process, bull stick 1002 follows screening sand bucket 5 and rotates in step, and make second conducting block 1005 and the first conducting block 1003 of different positions contact in proper order, and then make circular telegram repel each other between second electro-magnet 15 and the third electro-magnet 16 of corresponding position, make counter weight ball 14 remove certain distance to the outside along cavity 13, and make the focus of extrusion bucket 11 shift, thereby make extrusion bucket 11 under the effect of centrifugal force, relative screening sand bucket 5 moves to one side, and extrude the split to the grit group that bonds at an organic whole, the screening work to gravel has been improved, avoid embracing the interior up to standard sand of a group of gravel and sand not screened out.

Further, referring to fig. 1, 2, 3 and 6, as a preferred embodiment of the present invention, a diameter adjusting mechanism is disposed in the screening slot 7, the diameter adjusting mechanism includes two hinged doors 8 symmetrically hinged in the screening slot 7 and a set of first electromagnets 9 that are energized and repel each other, one end of each hinged door 8 is elastically connected to the screening slot 7, the first electromagnets 9 are respectively and fixedly mounted on opposite surfaces of the hinged doors 8 and the screening slot 7, the adjusting plate is equidistantly provided with a set of first conductive strips 1001, one end of the rotating rod 1002 is further slidably mounted with a second conductive strip 1006, the second conductive strip 1006 is connected to the rotating rod 1002 through a first spring 1007, the first conductive strips 1004 and the second conductive strips 1006 are matched with each other, and the current generated by the contact between the first conductive strips 1004 and the second conductive strips 1006 in the same set gradually increases from inside to outside with respect to the adjusting plate 1001, and the length of the second conductive strip 1006 is greater than the distance between the adjacent first conductive blocks 1003.

In practical application, through the rotational speed that constantly changes step motor 6, make second conducting strip 1006 receive centrifugal force and change, and then make different rotational speeds correspond the relative bull stick 1002 of second conducting strip 1006 and remove different distances, and contact with the first conducting strip 1004 of different positions, make the electric current at first electro-magnet 9 both ends corresponding rather than the speed gear, and repel each other between first electro-magnet 9 and drive the hinge door 8 and rotate, and the current size is directly proportional change relation with step motor 6's rotational speed, and then realized when changing step motor 6 rotational speed gear, can change the aperture of screening groove 7 simultaneously, make whole device can sieve not equidimension sand.

Further, referring to fig. 1 and 5, as a preferred embodiment of the present invention, two sand discharge ports 18 are symmetrically arranged in the sand sieving barrel 5, sliding grooves 19 are arranged on two sides of the sand discharge ports 18, a sealing door 21 is arranged between the sliding grooves 19, rolling wheels 22 are rotatably mounted on two sides of the sealing door 21, the rolling wheels 22 are slidably mounted in the sliding grooves 19, an electric telescopic rod 20 is fixedly mounted between the sand discharge ports 18 in the sand sieving barrel 5, an output end of the electric telescopic rod 20 is hinged to one end of the sealing door 21, and an isolation protrusion 23 is further arranged in the machine body 1 to prevent sand after being sieved from leaking out of the sand discharge ports 18.

When in actual application, the large sand and stone after the sand screening treatment is left on the closed door 21, the closed door 21 is driven to move through the action of the electric telescopic rod 20, and then the sand discharge port 18 is opened, so that the large sand and stone is discharged from the sand discharge port 18, and the sand screening work at the back is prevented from being influenced by accumulation in the machine body 1.

With the above embodiment, the working principle of the present invention is as follows:

when the centrifugal sand screening device is used, sand and stones are poured into the sand screening barrel 5 from the feeding hole 3, the stepping motor 6 rotates to drive the sand screening barrel 5 to rotate to conduct centrifugal sand screening work under the action of the transmission piece, in the process, the rotating rod 1002 synchronously rotates along with the sand screening barrel 5, the second conductive blocks 1005 are sequentially contacted with the first conductive blocks 1003 at different positions, the second electromagnets 15 and the third electromagnets 16 at corresponding positions are electrified to repel each other, the counterweight ball 14 moves outwards for a certain distance along the cavity 13, the gravity center of the extrusion barrel 11 is deviated, the extrusion barrel 11 moves towards one side relative to the sand screening barrel 5 under the action of centrifugal force, and sand clusters bonded integrally are extruded and separated, the sand screening work on the sand and stones is improved, and standard sand in the sand clustered sand is prevented from being screened out. Through constantly changing step motor 6's rotational speed, make second conducting strip 1006 the centrifugal force that receives change, and then make different rotational speeds correspond the distance that second conducting strip 1006 removed different relative bull stick 1002, and contact with the first conducting strip 1004 of different positions, make the electric current at first electro-magnet 9 both ends corresponding rather than the speed gear, and repel each other between the first electro-magnet 9 and drive the hinge door 8 and rotate, and the electric current size is directly proportional change relation with step motor 6's rotational speed, and then realized when changing step motor 6 rotational speed gear, can change the aperture of screening groove 7 simultaneously, make whole device can sieve not equidimension sand. The great gravel and sand of volume after the husky processing of sieve is left over on closed door 21, through electric telescopic handle 20's effect, drives closed door 21 motion, and then opens row's husky mouth 18 for the great gravel and sand of volume is discharged from row's husky mouth 18, avoids piling up and causes the influence to the husky work of sieve at the back in organism 1.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The environment-friendly sand screening device for the centrifugal building engineering comprises a machine body (1) and a plurality of support frames (2), wherein the support frames (2) are circumferentially and fixedly installed on the machine body (1), the machine body (1) is provided with a feed inlet (3) and a discharge outlet (4), and is characterized in that a sand screening barrel (5) is installed in the machine body (1) in a rotating manner, a plurality of screening grooves (7) are uniformly formed in the inner wall of the sand screening barrel (5), a stepping motor (6) for driving the sand screening barrel (5) is fixedly installed on the outer wall of the machine body (1), an extrusion mechanism is arranged in the sand screening barrel (5) and comprises an extrusion barrel (11) arranged in the sand screening barrel (5) and a plurality of driving units circumferentially arranged in the extrusion barrel (11), a plurality of pin (12) are circumferentially arranged on the extrusion barrel (11), and the pin (12) are slidably inserted in the sand screening barrel (5), one end of the plug pin (12) is elastically connected with the sand sieving barrel (5), a plurality of cavities (13) are formed in the inner circumference of the extrusion barrel (11), the driving unit is arranged in the cavities (13) and comprises a counterweight ball (14), a second electromagnet (15) and a third electromagnet (16) which are slidably mounted in the cavities (13), the second electromagnet (15) is clamped in the counterweight ball (14), the third electromagnet (16) is fixedly mounted on one side of each cavity (13), the second electromagnet (15) is connected with one side of each cavity (13) through an elastic piece, the second electromagnet (15) and the third electromagnet (16) are in power-on repulsion, an adjusting mechanism (10) is further arranged in the machine body (1), and the adjusting mechanism (10) comprises an adjusting plate (1001), a rotating rod (1002), a plurality of first conductive blocks (1003) and a plurality of second conductive blocks (1005), regulating plate (1001) fixed mounting just with sieve husky bucket (5) concentric in organism (1), bull stick (1002) and the coaxial fixed mounting of sieve husky bucket (5), first conducting block (1003) circumference fixed mounting is on regulating plate (1001), second conducting block (1005) fixed mounting just cooperatees with first conducting block (1003) in the one end of bull stick (1002).

2. An environment-friendly centrifugal sand screening device for building engineering as claimed in claim 1, characterized in that the output end of the stepping motor (6) is connected with the sand screening barrel (5) through a transmission piece.

3. An environmentally friendly centrifugal building engineering sand screening apparatus according to claim 1, wherein the squeeze bucket (11) and the sand screening bucket (5) are both tapered, and the elastic member is a second spring (17).

4. An environment-friendly sand screening device for centrifugal building engineering according to claim 1, characterized in that a diameter adjusting mechanism is arranged in the screening groove (7).

5. The environment-friendly sand screening device for the centrifugal building engineering according to claim 4, wherein the diameter adjusting mechanism comprises two hinged doors (8) symmetrically hinged in the screening groove (7) and a set of first electromagnets (9) which are electrified and repel each other, one end of each hinged door (8) is elastically connected with the screening groove (7), the first electromagnets (9) are respectively and fixedly installed on opposite surfaces of the hinged doors (8) and the screening groove (7), the adjusting plate (1001) is equidistantly provided with a set of first conductive strips (1004), one end of the rotating rod (1002) is further provided with a second conductive strip (1006) in a sliding mode, the second conductive strip (1006) is connected with the rotating rod (1002) through a first spring (1007), and the first conductive strip (1004) is matched with the second conductive strip (1006).

6. The environment-friendly centrifugal sand screening device for construction engineering according to claim 5, wherein the magnitude of current generated by the contact between the first conductive strips (1004) and the second conductive strips (1006) in the same group is gradually increased from inside to outside relative to the adjusting plate (1001).

7. The sand sieving apparatus for environmental centrifugal building engineering according to claim 6, wherein the length of the second conductive strip (1006) is longer than the distance between the adjacent first conductive blocks (1003).

8. The environment-friendly sand screening device for the centrifugal building engineering according to claim 1, wherein two sand discharge ports (18) are symmetrically arranged in the sand screening barrel (5), sliding grooves (19) are formed in two sides of each sand discharge port (18), a sealing door (21) is arranged between the sliding grooves (19), rolling wheels (22) are rotatably arranged on two sides of the sealing door (21), the rolling wheels (22) are slidably arranged in the sliding grooves (19), an electric telescopic rod (20) is fixedly arranged between the sand discharge ports (18) in the sand screening barrel (5), and the output end of the electric telescopic rod (20) is hinged to one end of the sealing door (21).

9. An environment-friendly centrifugal sand screening device for building engineering according to claim 1, characterized in that an isolation bulge (23) is further arranged in the machine body (1).