CN114733760B

CN114733760B - Building engineering stone sand sieving mechanism

Info

Publication number: CN114733760B
Application number: CN202210232983.6A
Authority: CN
Inventors: 钱鹏; 侯峥; 许涛; 刘阳; 李千山
Original assignee: Xuzhou Construction Group Co ltd
Current assignee: Xuzhou Construction Group Co ltd
Priority date: 2022-03-09
Filing date: 2022-03-09
Publication date: 2023-04-07
Anticipated expiration: 2042-03-09
Also published as: CN114733760A

Abstract

The invention discloses a building engineering stone sand screening device which comprises a screening box, a feed inlet and a discharge outlet, wherein the feed inlet is arranged at the top end of the screening box and is communicated with the screening box, the discharge outlet is arranged at the bottom end of the screening box and is communicated with the screening box, a spring is fixedly arranged on the inner side wall of the screening box, one end of the spring, which is deviated from the inner side wall of the screening box, is fixedly provided with a connecting block, one surface, opposite to the two connecting blocks, is fixedly provided with a supporting rod, the supporting rod is rotatably connected with a first screening plate and a second screening plate, the bottom ends of the first screening plate and the second screening plate are hinged with an electric push rod, the fixed end of the electric push rod is arranged on the inner side wall of the screening box, the inclination angle of a pressing plate can be controlled through a rope retracting disc, a fixed pulley and a steel rope, so that when sand blocks a screen hole, sand can be extruded from the screen hole through a sharp-prick part, and the sand in the screen hole can be conveniently cleaned.

Description

Building engineering stone sand sieving mechanism

Technical Field

The application relates to the technical field of screening devices, in particular to a building engineering stone sand screening device.

Background

Sand refers to a loose mixture of sand and gravel. Geologically, mineral or rock particles with a particle size of 0.074-2 mm are called sand, and those with a particle size greater than 2mm are called gravel or cobbles. If the crushed stones in the sand are mostly gravel, the sand is called sand gravel. Sandstone is also known as sand in daily life. The sandstone needs to be screened before use, and the sandstone with different particle sizes has inconsistent effects. The gravel is easy to block the sieve holes on the sieve plate in the screening process, so that the sieve holes are blocked, and the screening speed of the gravel is reduced.

To above-mentioned problem, this application provides a civil engineering stone sand sieving mechanism.

Disclosure of Invention

The technical problem that this application will be solved is that the grit blocks up the sieve mesh easily, has reduced the screening speed of grit, has consequently proposed a civil engineering stone sand sieving mechanism.

In order to solve the technical problem, the technical scheme provided by the application is as follows: a screening device for stone and sand in civil engineering comprises a screening box, a feed inlet and a discharge outlet, wherein the feed inlet is arranged at the top end of the screening box and is communicated with the screening box, the discharge outlet is arranged at the bottom end of the screening box and is communicated with the screening box, a spring is fixedly arranged on the inner side wall of the screening box, one end of the spring, which deviates from the inner side wall of the screening box, is fixedly provided with connecting blocks, one opposite end of the two connecting blocks is fixedly provided with a supporting rod, the supporting rod is rotatably connected with a first sieve plate and a second sieve plate, the bottom ends of the first sieve plate and the second sieve plate are hinged with an electric push rod, the fixed end of the electric push rod is arranged on the inner side wall of the screening box, and the inner side wall of the screening box is fixedly provided with a fixed block, have the clamp plate on the fixed block, the clamp plate is arranged in the top of first sieve and second sieve, two fixed third magnet that is equipped with in clamp plate one side in opposite directions the bottom mounting of clamp plate is equipped with opens two spine portions at least, the antetheca of clamp plate is equipped with first litter with the back wall is fixed, the fixed mount pad that is equipped with of inside wall of screening case, it is connected with the fixed pulley to rotate on the mount pad, the winding has the steel cable on the fixed pulley, the one end fixed mounting of steel cable is in the top of clamp plate, other end winding can control the inclination of clamp plate through receiving rope reel, fixed pulley and steel cable on receiving the rope reel to when the grit blocks up the sieve mesh, can extrude the grit from the sieve mesh through spine portion, conveniently clear up the grit in the sieve mesh.

This application further describes, first sieve is equipped with first circular slot in the one side towards the second sieve, it is equipped with the fixed column to slide in the first circular slot, the fixed column deviates from the fixed first magnet that is equipped with of one end of first circular slot.

This application further describes, the second sieve is equipped with the second circular slot in the one side towards first sieve, the second circular slot with first circular slot corresponds, the bottom mounting of second circular slot is equipped with second magnet, and second magnet and first magnet inter attraction can make in the fixed column is inhaled the second circular slot to make first sieve connect towards the second sieve is firm.

This application further describes, the preceding back wall of first sieve is equipped with the second spout, the second spout with first circular slot intercommunication, the fixed second litter that is equipped with of outer wall of fixed column, the second litter with second spout sliding connection, the convenient position of controlling the fixed column of second litter.

This application further describes, the fixed first litter that is equipped with of preceding back wall of first sieve and second sieve, the interior antetheca and the interior back wall of screening case all are equipped with first spout, first litter with first spout sliding connection.

The application further describes that the rope take-up disc is arranged on the outer walls of two sides of the screening box through the mounting seat.

The application further describes that the spine corresponds to a sieve aperture on the first sieve deck and the second sieve deck.

The application further describes, the both sides inner wall symmetry of screening case is equipped with the baffle, the below of feed inlet is arranged in to the baffle, and the baffle can make the grit concentrate on the top that falls on first sieve and second sieve.

The application further describes, the fixed atomizing pipe that is equipped with of inside wall of screening case, the outside of atomizing pipe is equipped with the protection network, and the atomizing pipe can atomize to remove dust to the air of screening incasement portion, prevents that the dust that causes at the in-process of grit vibration from flying upward, and the protection network plays isolation protective action to the atomizing pipe, smashes bad atomizing pipe when preventing the grit whereabouts.

The application further describes that the first screen deck and the second screen deck bottom end are provided with vibrators.

Borrow by above-mentioned scheme, the utility model has the advantages of it is following: 1. the grit in the sieve mesh can be cleared up to clamp plate and spine portion, prevents that the grit from blockking up the sieve mesh, improves the speed of screening, 2, the inclination of first sieve and second sieve is conveniently adjusted to electric putter, makes things convenient for the ejection of compact of the surplus big particle diameter grit of sieve on first sieve and the second sieve, and 3, the atomizing pole can carry out the dust fall to screening incasement portion, prevents that the dust that the grit vibration caused in the screening process from flying upward.

Drawings

Figure 1 is a schematic structural view of the present application,

FIG. 2 is a schematic view of the construction of a platen in the present application;

fig. 3 is a schematic structural diagram of a limiting plate in the application;

fig. 4 is a schematic structural view of a first screen deck in the present application;

FIG. 5 is a schematic view of the present application with the platen raised;

in the figure: the screening box 1, the feeding port 2, the discharging port 3, the spring 4, the connecting block 5, the supporting rod 6, the first screen plate 71, the second screen plate 72, the electric push rod 8, the first slide rod 9, the second slide groove 10, the second slide rod 11, the first circular groove 12, the fixing column 13, the first magnet 14, the second circular groove 15, the second circular groove 16, the pressing plate 18, the spine part 19, the first slide groove 20, the guide plate 21, the atomizing pipe 22, the protective net 23, the vibrator 24, the rope collecting disc 25, the steel rope 26, the mounting seat 27, the fixed pulley 28, the fixed block 29 and the third magnet 30.

Detailed Description

In the description of the present application, it is noted that unless otherwise explicitly stated or limited, the terms "disposed," "connected," and the like are to be construed broadly, as if they were connected indirectly through intervening media. The specific meaning of the above terms in this application will be understood in a concrete sense to those skilled in the art.

The present application is described in further detail below with reference to the attached drawing figures.

As shown in attached drawings 1 and 2, the screening device for stone sand in civil engineering comprises a screening box 1, a feeding port 2 and a discharging port 3, wherein the feeding port 2 is arranged at the top end of the screening box 1 and is communicated with the screening box 1, the discharging port 3 is arranged at the bottom end of the screening box 1 and is communicated with the screening box 1, a spring 4 is fixedly arranged on the inner side wall of the screening box 1, a connecting block 5 is fixedly arranged at one end of the spring 4 deviated from the inner side wall of the screening box 1, a supporting rod 6 is fixedly arranged at one opposite side of the two connecting blocks 5, a first sieve plate 71 and a second sieve plate 72 are rotatably connected on the supporting rod 6, a vibrator 24 is arranged at the bottom end of the first sieve plate 71 and the bottom end of the second sieve plate 72, an electric push rod 8 is hinged at the bottom end of the first sieve plate 71 and the bottom end of the second sieve plate 72, and the fixed end of the electric push rod 8 is arranged on the inner side wall of the screening box 1, the inside wall fixed mounting of screening case 1 has fixed block 29, it has clamp plate 18 to articulate on the fixed block 29, clamp plate 18 is arranged in the top of first sieve 71 and second sieve 72, two clamp plate 18 is fixed on the one side in opposite directions is equipped with third magnet 30, the bottom mounting of clamp plate 18 is equipped with and opens two spine portion 19 at least, spine portion 19 with sieve mesh on first sieve 71 and the second sieve 72 is corresponding, spine portion 19 can clear up the grit that blocks in the sieve mesh, the antetheca and the back wall of clamp plate 18 are fixed and are equipped with first litter 9, the fixed first litter 9 that is equipped with of preceding back wall of first sieve 71 and second sieve 72, the interior antetheca and the interior back wall of screening case 1 all are equipped with first spout 20, first litter 9 with first litter 20 sliding connection of spout, the inside wall fixed mounting base 27 that is equipped with of screening case 1, rotate on the mount pad 27 and be connected with the fixed pulley 28, the winding has steel cable 26 on the fixed pulley 28, the one end fixed mounting of steel cable 26 is in the top of clamp plate 18, the other end winding is on receiving the rope dish 25, receives the rope dish 25 and arranges screening case 1 both sides outer wall in through mount pad 27, can control the inclination of clamp plate 18 through receiving rope dish 25, fixed pulley 28 and steel cable 26 to when grit blockked up the sieve mesh, can extrude the grit from the sieve mesh through spine portion 19, conveniently clear up the grit in the sieve mesh.

As shown in fig. 3 and 4, in order to enable the first screen plate 71 to face the second screen plate 72 to be stable, a first circular groove 12 is formed in one surface of the first screen plate 71 facing the second screen plate 72, a fixing post 13 is slidably disposed in the first circular groove 12, a first magnet 14 is fixedly disposed at one end of the fixing post 13 away from the first circular groove 12, a second circular groove 15 is disposed on one surface of the second screen plate 72 facing the first screen plate 71, the second circular groove 15 corresponds to the first circular groove 12, a second magnet 16 is fixedly disposed at the bottom end of the second circular groove 16, the second magnet 16 and the first magnet 14 attract each other, so that the fixing post 13 can be sucked into the second circular groove 15, the first screen plate 71 faces the second screen plate 72 to be stably connected, a second sliding groove 10 is disposed on the front and rear walls of the first screen plate 71, the second sliding groove 10 is communicated with the first circular groove 12, a second sliding rod 11 is fixedly disposed on the outer wall of the fixing post 13, and the second sliding rod 11 is slidably connected with the second sliding rod 10, so as to facilitate position control of the fixing post 13.

In order to make the sand fall on the first sieve plate 71 and the second sieve plate 72, guide plates 21 are symmetrically arranged on the inner walls of the two sides of the screening box 1, the guide plates 21 are arranged below the feed inlet 2, and the guide plates 21 can make the sand fall on the top ends of the first sieve plate 71 and the second sieve plate 72 in a concentrated manner.

In the process of screening sandstone, dust can fly upward due to the vibration of sandstone, which is not beneficial to environmental protection, so that a dust falling device is installed inside the screening box 1, the atomizing pipe 22 is fixedly arranged on the inner side wall of the screening box 1, the protective net 23 is arranged outside the atomizing pipe 22, the atomizing pipe 22 can atomize and remove dust from the air inside the screening box 1, dust caused by the vibration of sandstone is prevented from flying upward, and the protective net 23 plays a role in isolating and protecting the atomizing pipe 22, and prevents the atomizing pipe 22 from being damaged by the falling sandstone.

The working principle of the application is as follows: the rope collecting disc 25 is rotated to tighten the steel ropes 26, the steel ropes 26 drive the two pressing plates 18 to rotate around the fixed block 29 through the fixed pulley 28, the pressing plates 18 and the spine parts 19 are in a vertical state, the vibrator 24 is started, gravels are put into the screening box 1 from the feeding hole 2 and fall on the first screening plate 71 and the second screening plate 72 through the guide plate 21, the gravels with the particle size smaller than the screening holes on the first screening plate 71 and the second screening plate 72 fall from the screening holes and are separated from the screening box 1 from the discharging hole 3, and the vibrator 24 continuously vibrates, the screening speed can be increased, the sand with the grain size larger than the screen hole is left on the first screen plate 71 and the second screen plate 72, a part of the sand is stuck in the screen hole, the second slide rod 11 slides, the second slide rod 11 drives the fixed column 13 and the first magnet 14 to separate from the second magnet 16, when the electric push rod 8 is started, the electric push rod 8 drives the first sieve plate 71 and the second sieve plate 72 to rotate around the support rod 6, meanwhile, the first sieve plate 71 and the second sieve plate 72 incline inwards, namely, the first sieve plate 71 and the second sieve plate 72 are separated, the gravels with larger particle sizes left at the top ends of the first sieve plate 71 and the second sieve plate 72 fall from the gap between the first sieve plate 71 and the second sieve plate 72, at this time, the gravels clamped in the sieve holes are not cleaned, the electric push rod 8 is started to ensure that the first sieve plate 71 and the second sieve plate 72 are in a horizontal state, the mutual attraction of the first magnet 14 and the second magnet 16 ensures that the fixing column 13 enters the second circular groove 15, thereby the first sieve plate 71 and the second sieve plate 72 are more stable, the rope retracting disc 25 is rotated to ensure that the pressing plate 18 is in a horizontal position, at the moment, the spine part 19 at the bottom end of the pressing plate 18 can pass through the sieve holes, therefore, sand and stones in the sieve holes are squeezed, the atomizing pipe 22 is started, and the water mist sprayed out of the atomizing pipe 22 can reduce the dust content in the screening box 1.

The present application and the embodiments thereof have been described above, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present application, and the actual structure is not limited thereto. In summary, those skilled in the art should be able to conceive of the present invention without creative design of the similar structural modes and embodiments without departing from the spirit of the present invention, and all such modifications should fall within the protection scope of the present application.

Claims

1. The utility model provides a building engineering stone sand sieving mechanism, includes screening case (1), feed inlet (2) and discharge gate (3), feed inlet (2) are arranged in the top of screening case (1) and with screening case (1) intercommunication, discharge gate (3) are arranged in the bottom of screening case (1) and with screening case (1) intercommunication, its characterized in that, the inside wall of screening case (1) is fixed and is equipped with spring (4), spring (4) deviate from the one end fixed mounting of screening case (1) inside wall has connecting block (5), two connecting block (5) one side fixed mounting in opposite directions has bracing piece (6), rotate on bracing piece (6) and be connected with first sieve (71) and second sieve (72), the bottom of first sieve (71) and second sieve (72) articulates there is electric putter (8), the stiff end of electric putter (8) is installed the inside wall of screening case (1), the inside wall fixed mounting of screening case (1) has fixed block (29), articulated on fixed block (29) have clamp plate (18), two fixed end of clamp plate (18) is equipped with third fixed clamp plate (18) in opposite directions first clamp plate (71) and second clamp plate (72), the bottom mounting of clamp plate (18) is equipped with two spine portion (19) of opening at least, the antetheca and the fixed litter (9) that are equipped with of back wall of clamp plate (18), the fixed mount pad (27) that are equipped with of inside wall of screening case (1), it is connected with fixed pulley (28) to rotate on mount pad (27), the winding has steel cable (26) on fixed pulley (28), the one end fixed mounting of steel cable (26) is in the top of clamp plate (18), the other end winding is on receiving rope dish (25).

2. The civil engineering stone sand screening device according to claim 1, wherein a first circular groove (12) is formed in one surface of the first screen plate (71) facing the second screen plate (72), a fixing column (13) is slidably arranged in the first circular groove (12), and a first magnet (14) is fixedly arranged at one end, away from the first circular groove (12), of the fixing column (13).

3. The sand screening device for the civil engineering stone as claimed in claim 2, wherein a second circular groove (15) is arranged on one surface of the second screen plate (72) facing the first screen plate (71), the second circular groove (15) corresponds to the first circular groove (12), and a second magnet (16) is fixedly arranged at the bottom end of the second circular groove (15).

4. The sand screening device for the civil engineering stone as claimed in claim 2, wherein the front and rear walls of the first sieve plate (71) are provided with second sliding chutes (10), the second sliding chutes (10) are communicated with the first circular groove (12), the outer wall of the fixed column (13) is fixedly provided with second sliding rods (11), and the second sliding rods (11) are slidably connected with the second sliding chutes (10).

5. The civil engineering stone sand screening device of claim 1, wherein the front and rear walls of the first screen plate (71) and the second screen plate (72) are fixedly provided with first slide rods (9), the inner front wall and the inner rear wall of the screening box (1) are respectively provided with a first sliding chute (20), and the first slide rods (9) are slidably connected with the first sliding chutes (20).

6. The earth-building engineering stone sand screening device as claimed in claim 1, characterized in that the rope take-up reel (25) is placed on the outer walls of both sides of the screening box (1) through a mounting seat (27).

7. The geotechnical engineering stone sand screening device according to claim 1, wherein: the spine parts (19) correspond to the sieve holes on the first sieve plate (71) and the second sieve plate (72).

8. The geotechnical engineering stone sand screening device according to claim 1, wherein: the inner walls of two sides of the screening box (1) are symmetrically provided with guide plates (21), and the guide plates (21) are arranged below the feeding port (2).

9. The geotechnical engineering stone sand screening device of claim 1, wherein: the inside wall of screening case (1) is fixed and is equipped with atomizing pipe (22), the outside of atomizing pipe (22) is equipped with protection network (23).

10. The geotechnical engineering stone sand screening device according to claim 1, wherein: the bottom ends of the first sieve plate (71) and the second sieve plate (72) are provided with vibrators (24).