CN211412749U

CN211412749U - Sand screening machine for construction machinery

Info

Publication number: CN211412749U
Application number: CN201921039596.0U
Authority: CN
Inventors: 王素霞; 董丽平
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2020-09-04
Anticipated expiration: 2029-07-05

Abstract

The utility model discloses construction machinery technical field just discloses a screening sand machine for construction machinery, including the work box, the bottom fixed mounting of work box has the supporting legs. This screening sand machine for construction machinery, through setting up the work box, the sand that will need the screening when screening sand machine work is sent into the work box inside from the feeder hopper, after the sand comes to the work box inside, the fan will blow out wind left, the impurity in the sand that will drop downwards blows to the left side of baffle, and the screening through the fine screen cloth, tiny impurity will be handled from row's cinder notch discharge like this, the sand of taking out impurity will fall into the top of loading the case, will drive the pivot rotation when the sand falls to loading incasement portion, load the case downwardly rotating this moment, pour inside sand into the screening box, the pivot will drive connecting rod and centrifugal transmission pole centrifugation when the pivoted and rotate, thereby drive the reciprocating motion about the otter board.

Description

Sand screening machine for construction machinery

Technical Field

The utility model discloses construction machinery technical field specifically is a screening sand machine for construction machinery.

Background

The sand screening machine adopts a horizontally arranged roller screen drum according to the working principle of manually screening sand by utilizing an inclined screen, and ensures that material flow can continuously roller screen for more than five circles among a plurality of circles of internal spiral blades in the screen drum, so that sand materials are repeatedly rolled and slid to be fully dispersed and separated; different from mutual pushing and burying of large and small materials caused by an inclined roller screen, the screening process is hasty; and the vibration jumping and the mixing of the materials are different from those of the inclined vibrating screen.

The sand screening machine is mainly used for screening out impurities or large stones in sand, but the traditional sand screening machine is difficult to separate out fine impurities in the process of separating sand, and meanwhile, the motor is driven by the motor, so that the motor fails and is difficult to overhaul, and the sand screening machine for the construction machinery is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a screening sand machine for construction machinery possesses separation tiny impurity and be convenient for advantage such as maintenance, has solved traditional screening sand machine and has been difficult to come out tiny impurity separation at the in-process that separates the sand, and the application motor drives simultaneously, and the problem that the motor breaks down and is difficult to the maintenance appears.

(II) technical scheme

For the purpose of realizing the tiny impurity of above-mentioned separation and being convenient for maintenance, the utility model provides a following technical scheme: a sand screening machine for construction machinery comprises a working box, wherein supporting legs are fixedly mounted at the bottom of the working box, a partition plate is fixedly mounted inside the working box, a flow opening is formed in the top of the partition plate, a feed hopper is inserted into the top of the working box and positioned above the flow opening, a fan is fixedly mounted on the left side of the inner wall of the working box and positioned above the partition plate, a fine screen is fixedly mounted on the top of the inner wall of the working box and positioned above the partition plate, a rotating shaft is movably mounted inside the working box and positioned below the partition plate, a loading box is fixedly mounted on the outer side of the rotating shaft, a connecting rod is movably mounted in the front of the rotating shaft, a centrifugal transmission rod is movably mounted on the right side of the connecting rod, a screening box is inserted into the left side of the working box, a movable groove is formed in the bottom of the screening box, and, the inside movable mounting of screening box has the screen cloth board, the spout has all been seted up with the back in the front of screen cloth board, the right side movable mounting of centrifugal transfer line is in the spout, the inner wall right side fixed mounting of screening box has the other end and screen cloth board fixed connection extension spring, the top fixed mounting of screen cloth board has the handle, the discharge gate has been seted up to the bottom of screening box, the slag notch has been seted up to the bottom of work box and the left side that is located the baffle, the bin outlet has been seted up to the bottom of work box and the right side that is located the baffle, the left side fixed mounting of centrifugal transfer line has the commentaries on classics piece, the front movable mounting who changes the.

Preferably, the transverse length of the supporting legs is smaller than that of the working box, the partition plate is an arc surface, the left side of the partition plate is fixedly connected with the bottom of the inner wall of the working box, and the right side of the partition plate is fixedly installed on the right side of the inner wall of the working box.

Preferably, the flow opening is located below the feed hopper and the fine screen is located to the left of the flow opening.

Preferably, the number of the loading boxes is not less than four, and the length of the loading boxes is less than the distance from the partition plate to the bottom of the inner wall of the working box.

Preferably, the screening box is located below the rotating shaft, and the transverse length of the screen plate is smaller than that of the screening box.

Preferably, the discharge port is positioned on the right side of the movable groove, and the discharge port is positioned on the front surface of the supporting leg.

(III) advantageous effects

Compared with the prior art, the utility model provides a screening sand machine for construction machinery possesses following beneficial effect:

the sand screening machine for the construction machinery comprises a working box, wherein sand to be screened is fed into the interior of the working box from a feed hopper when the sand screening machine works, a fan blows left air when the sand comes into the interior of the working box, impurities in the downward falling sand are blown to the left side of a partition plate and are screened by a fine screen, the fine impurities are discharged from a slag discharge port for treatment, the sand taking the impurities falls into the top of a loading box, a rotating shaft is driven to rotate when the sand falls into the interior of the loading box, the loading box rotates downwards at the moment, the internal sand is poured into a screening box, the rotating shaft drives a connecting rod and a centrifugal transmission rod to rotate centrifugally when rotating, so that a screen plate is driven to move left and right, the screened sand is discharged from a discharge port, the coarse sand is discharged into the interior of the working box from the left side of the screen plate and is discharged from the discharge port, the effectual effect of selecting impurity or the bold stone in the sand that has reached, the application centrifugation rotates the principle and drives the screen cloth board and rock and filter the sand, has practiced thrift electric power resource, has avoided traditional screening sand machine application motor to lead to the condition that is difficult to the maintenance after the motor damages simultaneously.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged view of the structure at a position of the present invention.

In the figure: 1 work box, 2 supporting legs, 3 baffle, 4 circulation openings, 5 feeder hoppers, 6 fans, 7 fine screen meshes, 8 rotating shafts, 9 loading boxes, 10 connecting rods, 11 centrifugal transmission rods, 12 screening boxes, 13 movable grooves, 14 screen plates, 15 sliding grooves, 16 extension springs, 17 handles, 18 discharge openings, 19 slag discharge openings, 20 discharge openings, 21 rotary blocks and 22 rotary rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a sand sieving machine for construction machinery comprises a working box 1, a supporting leg 2 is fixedly installed at the bottom of the working box 1, a partition plate 3 is fixedly installed inside the working box 1, the transverse length of the supporting leg 2 is smaller than that of the working box 1, the partition plate 3 is a cambered surface, the left side of the partition plate 3 is fixedly connected with the bottom of the inner wall of the working box 1, the right side of the partition plate 3 is fixedly installed at the right side of the inner wall of the working box 1, a circulating port 4 is formed at the top of the partition plate 3, a feed hopper 5 is inserted at the top of the working box 1 and above the circulating port 4, a fan 6 is fixedly installed at the left side of the inner wall of the working box 1 and above the partition plate 3, a fine screen 7 is fixedly installed at the top of the inner wall of the working box 1 and above the partition plate 3, the circulating port 4 is located below the feed hopper 5, the fine screen 7 is located at the left side of, the outer side of the rotating shaft 8 is fixedly provided with loading boxes 9, the number of the loading boxes 9 is not less than four, the length of each loading box 9 is smaller than the distance from the partition plate 3 to the bottom of the inner wall of the working box 1, the front surface of the rotating shaft 8 is movably provided with a connecting rod 10, the right side of each connecting rod 10 is movably provided with a centrifugal transmission rod 11, the left side of the working box 1 is inserted with a screening box 12, the bottom of the screening box 12 is provided with a movable groove 13, the bottom of the working box 1 is clamped in the movable groove 13, a screen plate 14 is movably arranged inside the screening box 12, the front surface and the back surface of the screen plate 14 are both provided with sliding grooves 15, the screening box 12 is positioned below the rotating shaft 8, the transverse length of the screen plate 14 is smaller than that of the screening box 12, the right side of the centrifugal transmission rod 11 is movably arranged in the sliding grooves 15, the right side of the inner wall, the bottom of the screening box 12 is provided with a discharge port 18, the bottom of the working box 1 is provided with a slag discharge port 19 at the left side of the partition plate 3, the bottom of the working box 1 is provided with a discharge port 20 at the right side of the partition plate 3, the discharge port 18 is positioned at the right side of the movable groove 13, the discharge port 20 is positioned at the front side of the supporting leg 2, sand to be screened is fed into the working box 1 from the feed hopper 5 when the sand screening machine works, when the sand comes into the working box 1, the fan 6 blows out leftward wind to blow impurities in the downward falling sand to the left side of the partition plate 3, the impurities pass through the fine screen 7 for screening, the fine impurities are discharged from the slag discharge port 19 for processing, the sand taking the impurities out falls into the top of the loading box 9, the rotating shaft 8 is driven to rotate when the sand falls into the loading box 9, the loading box 9 rotates downwards at the moment, the internal sand is poured into the screening box 12, the pivot 8 will drive connecting rod 10 and centrifugal transmission pole 11 centrifugation when pivoted and rotate, thereby drive sieve plate 14 left and right round trip movement, with the sand from the good sand of discharge gate 18 discharge screen, thick sand will be discharged into the inside of work box 1 and discharged from bin outlet 20 from the left side of sieve plate 14, the effectual effect of selecting impurity in the sand or big stone that has reached, the application centrifugation principle of rotating drives sieve plate 14 and rocks and filter the sand, electric power resources have been practiced thrift, avoided traditional sand sieving machine to use the motor to lead to the condition that is difficult to maintain after the motor damages simultaneously, centrifugal transmission pole 11's left side fixed mounting has commentaries on classics piece 21, the positive movable mounting of commentaries on classics piece 21 has change 22.

In summary, according to the sand screening machine for construction machinery, by arranging the working box 1, sand to be screened is fed into the working box 1 from the feed hopper 5 when the sand screening machine works, when the sand comes into the working box 1, the fan 6 blows left air to blow impurities in the sand falling downwards to the left side of the partition plate 3, and the impurities are screened by the fine screen 7, so that the fine impurities are discharged from the slag discharge port 19 for treatment, the sand taking the impurities falls into the top of the loading box 9, the rotating shaft 8 is driven to rotate when the sand falls into the loading box 9, the loading box 9 rotates downwards at the moment, the internal sand is poured into the screening box 12, the rotating shaft 8 drives the connecting rod 10 and the centrifugal transmission rod 11 to rotate centrifugally when rotating, the screen plate 14 is driven to move left and right to reciprocate, and the sand is discharged from the discharge port 18, thick sand will be discharged into the inside of work box 1 and discharge from bin outlet 20 from the left side of screen cloth board 14, and the effectual effect of selecting impurity in the sand or bold stone that has reached utilizes centrifugal rotation principle to drive screen cloth board 14 and rocks and filter the sand, has practiced thrift electric power resource, has avoided traditional screening sand machine to utilize the motor to lead to the condition that is difficult to the maintenance after the motor damages simultaneously.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a screening sand machine for construction machinery, includes work box (1), its characterized in that: the bottom of the working box (1) is fixedly provided with a supporting leg (2), the inside of the working box (1) is fixedly provided with a partition plate (3), the top of the partition plate (3) is provided with a circulating port (4), the top of the working box (1) is positioned above the circulating port (4) and is spliced with a feed hopper (5), the inner wall left side of the working box (1) is fixedly provided with a fan (6) positioned above the partition plate (3), the inner wall top of the working box (1) is fixedly provided with a fine screen (7) positioned above the partition plate (3), the inside of the working box (1) is movably provided with a rotating shaft (8) positioned below the partition plate (3), the outer side of the rotating shaft (8) is fixedly provided with a loading box (9), the front of the rotating shaft (8) is movably provided with a connecting rod (10), and the right side of the connecting rod (10) is movably provided with a centrifugal transmission, the left side of work box (1) is spliced with screening box (12), movable groove (13) has been seted up to the bottom of screening box (12), the bottom joint of work box (1) is in movable groove (13), the inside movable mounting of screening box (12) has screen cloth board (14), spout (15) have all been seted up with the back in the front of screen cloth board (14), the right side movable mounting of centrifugal drive pole (11) is in spout (15), the inner wall right side fixed mounting of screening box (12) has the other end and screen cloth board (14) fixed connection extension spring (16), the top fixed mounting of screen cloth board (14) has handle (17), discharge gate (18) have been seted up to the bottom of screening box (12), the bottom of work box (1) just is located the left side of baffle (3) and has been seted up row cinder notch (19), the bottom of work box (1) just is located the right side of baffle (3) and has seted up bin outlet (20), the left side fixed mounting of centrifugal drive pole (11) has commentaries on classics piece (21), the front movable mounting of commentaries on classics piece (21) has change ring (22).

2. The sand sieving machine for construction machinery according to claim 1, wherein: the transverse length of the supporting legs (2) is smaller than that of the working box (1), the partition plate (3) is an arc surface, the left side of the partition plate (3) is fixedly connected with the bottom of the inner wall of the working box (1), and the right side of the partition plate (3) is fixedly installed on the right side of the inner wall of the working box (1).

3. The sand sieving machine for construction machinery according to claim 1, wherein: the circulation opening (4) is located below the feed hopper (5), and the fine screen (7) is located on the left side of the circulation opening (4).

4. The sand sieving machine for construction machinery according to claim 1, wherein: the number of the loading boxes (9) is not less than four, and the length of the loading boxes (9) is less than the distance from the partition plate (3) to the bottom of the inner wall of the working box (1).

5. The sand sieving machine for construction machinery according to claim 1, wherein: the screening box (12) is positioned below the rotating shaft (8), and the transverse length of the screen plate (14) is smaller than that of the screening box (12).

6. The sand sieving machine for construction machinery according to claim 1, wherein: the discharge hole (18) is positioned on the right side of the movable groove (13), and the discharge hole (20) is positioned on the front surface of the supporting leg (2).