CN216500625U - Be applied to housing construction's grit sieving mechanism - Google Patents

Abstract

The utility model belongs to the technical field of building construction equipment, and discloses a gravel screening device applied to house construction. According to the utility model, through arranging the screening inclined plate, the blocking block, the transmission mechanism and the cam, when the first driving motor works, the rotating shaft drives the steering wheel to rotate, so that the transmission belt drives the two driven rotating wheels to rotate, and further the two driven rotating wheels drive the driven rotating shaft and the cam to rotate, at the moment, the screening inclined plate can move up and down in the screening box, gravels with larger volume deposited on the surface of the screening inclined plate can roll to two sides of the screening inclined plate, the threaded rod is twisted, the waste movable door is opened, the gravels with larger volume can be discharged from the waste material tank, and the cleaning operation of operators is facilitated.

Description

Be applied to housing construction's grit sieving mechanism

Technical Field

The utility model belongs to the technical field of building construction equipment, and particularly relates to a sand and stone screening device applied to building construction.

Background

Sandstone is an important raw material in construction engineering, is composed of loose mixture of sand grains and broken stones, and geologically, mineral with the grain size of 0.074-2mm and extended particles are called sand, and those with the grain size of more than 2mm are called gravel, so that when in use, operators need to carry out screening treatment on the sandstone.

At present, operating personnel often need use corresponding sieving mechanism when using the grit, and current grit sieving mechanism is at the in-process of in-service use, though can realize essential screening effect, but has the grit deposit of great volume on the sieve mesh to the follow-up clearance of giving operating personnel has brought inconveniently.

Simultaneously, current grit sieving mechanism can't satisfy the demand of multistage screening for the grit after the screening still can't reach the house construction's requirement, has the screening efficiency low, and the not thorough current situation of screening needs operating personnel to distinguish the grit of selecting, wastes time and energy, greatly increased operating personnel's work load, increased housing construction's cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems, and provides a sand and stone screening device applied to house construction, which has the advantages of convenience in taking out large-volume sand and multi-stage screening.

In order to achieve the purpose, the utility model provides the following technical scheme: a gravel screening device applied to house construction comprises a base, wherein a collecting box is fixedly mounted on the top surface of the base, a supporting plate is fixedly mounted at the rear of the top surface of the collecting box, a screening box is fixedly mounted on the front side of the supporting plate, a feeding port is fixedly mounted on the top surface of the screening box, a screening inclined plate is movably connected above the interior of the screening box, barrier blocks are fixedly mounted on two sides of the bottom of the screening inclined plate, a transmission mechanism is fixedly connected to the front bottom of the screening box, driven rotating shafts are movably mounted on the left side and the right side of the interior of the screening box, the number of the driven rotating shafts is two, one end of each of the two driven rotating shafts penetrates through the front side of the screening box and extends to the outer side of the screening box, driven rotating wheels are fixedly sleeved on the outer surfaces of the two driven rotating shafts, cams positioned in the interior of the screening box are fixedly sleeved on the outer surfaces of the two driven rotating shafts, the top surface of cam and the bottom surface swing joint of separation piece, the left and right sides of screening case all articulates there is the waste material dodge gate, the equal fixed mounting in top in the waste material dodge gate outside has the fixed block, the threaded rod has been cup jointed to the top screw thread in the fixed block outside, the other end of threaded rod runs through the fixed block and extends to the inner wall of screening case, the equal fixed mounting in left and right sides of screening case has the dirty tank that is located waste material dodge gate below.

As a preferred technical scheme of the utility model, the transmission mechanism comprises a first driving motor, the first driving motor is fixedly connected with the bottom of the front surface of the screening box, one end of an output shaft of the first driving motor is fixedly sleeved with a rotating shaft, the other end of the rotating shaft penetrates through the screening box, extends into the screening box and is movably sleeved with the inner wall of the screening box, the outer surface of the rotating shaft is fixedly sleeved with a steering wheel positioned outside the screening box, the steering wheel is in transmission connection with two driven rotating wheels through a transmission belt, and due to the design of the transmission belt, the two driven rotating wheels drive the two driven rotating shafts to rotate simultaneously, so that the cam rotates, the screening inclined plate moves up and down in the screening box, and the screening efficiency of the device is improved.

As a preferred technical scheme of the utility model, the top surface of the collecting box is provided with a groove, the groove on the top surface of the collecting box is movably provided with a screening screen plate, the outer side of the left end of the screening screen plate is fixedly provided with a connecting block, the upper surfaces of the screening inclined plate and the screening screen plate are both provided with screen holes, the diameter of each screen hole of the screening inclined plate is larger than that of each screen hole of the screening screen plate, and due to the design of the screening screen plate, sand and stones can be screened secondarily, so that the screening degree of the device is improved.

As a preferred technical scheme of the utility model, a second driving motor positioned on the left side of the collecting box is fixedly installed on the top surface of the base, a second rotating shaft is fixedly installed at one end of an output shaft of the second driving motor, a disc is fixedly sleeved at one end of the second rotating shaft, a connecting rod is hinged to the top surface of the disc, and the other end of the connecting rod is hinged to the top of the connecting block.

As a preferred technical scheme of the utility model, the bottom of the inner cavity of the collection box is fixedly provided with the inclined block, the outer side of the right end of the collection box is hinged with the discharge movable door, and due to the design of the inclined block, operators can conveniently take away the secondarily screened sand from the collection box.

As a preferred technical scheme of the utility model, a long plate located right below the screening inclined plate is fixedly installed inside the screening box, two rigid springs are fixedly installed on two sides of the top surface of the long plate, the number of the rigid springs is two, movable arc blocks are fixedly installed at the other ends of the two rigid springs, the upper surface of each movable arc block is fixedly connected with the top of the lower surface of the screening inclined plate, and due to the design of the rigid springs, the screening inclined plate has a good reset effect in the lifting process so as to generate vibration for screening.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through arranging the screening inclined plate, the blocking block, the transmission mechanism and the cam, when the first driving motor works, the rotating shaft drives the steering wheel to rotate, so that the transmission belt drives the two driven rotating wheels to rotate, and further the two driven rotating wheels drive the driven rotating shaft and the cam to rotate, at the moment, the screening inclined plate can move up and down in the screening box, gravels with larger volume deposited on the surface of the screening inclined plate can roll to two sides of the screening inclined plate, the threaded rod is twisted, the waste movable door is opened, the gravels with larger volume can be discharged from the waste material tank, and the cleaning operation of operators is facilitated.

2. According to the utility model, by arranging the screening net plate, the second driving motor, the connecting rod and the connecting block, when the second driving motor works, the second rotating shaft drives the disc to rotate, so that the connecting rod on the surface of the second rotating shaft drives the connecting block to move together, and further the screening net plate and the connecting block move left and right on the groove of the collecting box, sand stones on the upper surface of the screening net plate can be screened again, and smaller sand stones can fall into the collecting box from the sieve holes, so that the aim of screening the sand stones for multiple times is achieved, the screening efficiency of the device is improved, the workload of operators is reduced, and the cost of building construction is reduced.

Drawings

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

FIG. 2 is a schematic view of the transmission mechanism of the present invention;

FIG. 3 is a schematic top view of a screen panel of the present invention;

FIG. 4 is a schematic cross-sectional view of the present invention;

FIG. 5 is a schematic side sectional view of the present invention

Fig. 6 is a partially enlarged schematic view of a portion a in fig. 1.

In the figure: 1. a base; 2. a collection box; 3. a support plate; 4. a screening box; 5. a feeding port; 6. a screening sloping plate; 7. a barrier block; 8. a transmission mechanism; 801. a first drive motor; 802. a rotating shaft; 803. a steering wheel; 804. a conveyor belt; 9. a driven rotating shaft; 10. a cam; 11. a waste movable door; 12. a fixed block; 13. a threaded rod; 14. a waste chute; 15. screening the screen plate; 16. a second drive motor; 17. a second rotating shaft; 18. a disc; 19. a connecting rod; 20. connecting blocks; 21. a long plate; 22. a rigid spring; 23. a movable arc block; 24. a discharge movable door; 25. a driven runner; 26. and (5) an oblique block.

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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 6, the utility model provides a sandstone screening device applied to house construction, which comprises a base 1, wherein a collecting box 2 is fixedly arranged on the top surface of the base 1, a supporting plate 3 is fixedly arranged at the rear part of the top surface of the collecting box 2, a screening box 4 is fixedly arranged on the front surface of the supporting plate 3, a feeding port 5 is fixedly arranged on the top surface of the screening box 4, a screening inclined plate 6 is movably connected to the upper part of the interior of the screening box 4, two blocking blocks 7 are fixedly arranged on two sides of the bottom of the screening inclined plate 6, a transmission mechanism 8 is fixedly connected to the bottom of the front surface of the screening box 4, driven rotating shafts 9 are movably arranged on the left side and the right side of the interior of the screening box 4, the number of the driven rotating shafts 9 is two, one end of each of the two driven rotating shafts 9 penetrates through the front surface of the screening box 4 and extends to the outer side of the screening box 4, and is fixedly sleeved with a driven rotating wheel 25, the outer surfaces of the two driven rotating shafts 9 are fixedly sleeved with a cam 10 positioned in the interior of the screening box 4, cam 10's top surface and the bottom surface swing joint of separation piece 7, the left and right sides of screening case 4 all articulates there is waste material dodge gate 11, the equal fixed mounting in top in the waste material dodge gate 11 outside has fixed block 12, the top screw thread in the fixed block 12 outside has cup jointed threaded rod 13, the other end of threaded rod 13 runs through fixed block 12 and extends to the inner wall of screening case 4, the equal fixed mounting in left and right sides of screening case 4 has the dirty tank 14 that is located waste material dodge gate 11 below.

Wherein, drive mechanism 8 is including first driving motor 801, first driving motor 801 and the positive bottom fixed connection of screening case 4, the fixed cover of one end of first driving motor 801 output shaft has connect pivot 802, the other end of pivot 802 runs through screening case 4 and extends to the inside of screening case 4 and cup joints with the inner wall activity of screening case 4, the external surface mounting of pivot 802 has cup jointed the directive wheel 803 that is located screening case 4 outside, directive wheel 803 passes through transmission band 804 and is connected with two driven runner 25 transmissions, because the design of transmission band 804, will make two driven runner 25 drive two driven spindle 9 and take place rotatoryly simultaneously, thereby make cam 10 take place to rotate, and then make screening swash plate 6 at the inside up-and-down motion of screening case 4, so that improve the screening efficiency of device.

Wherein, the top surface of collecting box 2 is seted up flutedly, the recess movable mounting of 2 top surfaces of collecting box has screening otter board 15, the outside fixed mounting of screening otter board 15 left end has connecting block 20, the sieve mesh has all been seted up with the upper surface of screening otter board 15 to screening swash plate 6, the diameter of screening swash plate 6 sieve mesh is greater than the diameter of screening otter board 15 sieve mesh, owing to the design of screening otter board 15, will make the grit can secondary screening, improved the screening degree of device.

Wherein, the top surface fixed mounting of base 1 has and is located the left second driving motor 16 of collecting box 2, the one end fixed mounting of the output shaft of second driving motor 16 has second pivot 17, the fixed cup joint of one end of second pivot 17 has disc 18, the top surface of disc 18 articulates there is connecting rod 19, the other end of connecting rod 19 is articulated with the top of connecting block 20, because the design of connecting rod 19, will make connecting rod 19 drive sieve otter board 15 and connecting block 20 side-to-side movement in the recess of collecting box 2, thereby make the grit sieve the secondary in sieve otter board 15.

Wherein, the bottom fixed mounting of 2 inner chambers of collecting box has sloping block 26, and the outside of 2 right-hand members of collecting box articulates there is row material dodge gate 24, because the design of sloping block 26, makes things convenient for operating personnel to take away the grit after the secondary screening from collecting box 2.

Wherein, the inside fixed mounting of screening case 4 has long board 21 that is located screening swash plate 6 under, the equal fixed mounting in both sides of long board 21 top surface has stiff spring 22, the quantity of stiff spring 22 is two, the equal fixed mounting of the other end of two stiff springs 22 has movable arc piece 23, the upper surface of activity arc piece 23 and the top fixed connection of screening swash plate 6 lower surface, because stiff spring 22's design, will make screening swash plate 6 whole have good effect of reseing at the in-process that goes up and down, so that produce vibrations and filter.

The working principle and the using process of the utility model are as follows:

firstly, operating personnel pours the grit into from pan feeding mouth 5, a driving motor 801 operation, will make pivot 802 drive directive wheel 803 take place rotatoryly, thereby make and drive two driven pulleys 25 with transmission band 804 and take place rotatoryly, and then make two driven pulleys 25 drive driven shaft 9 and take place rotatoryly with the cam 10 on driven shaft 9 surface, at this moment, screening swash plate 6 can be at the inside up-and-down motion of screening case 4, the too big grit of volume can deposit at the upper surface of screening swash plate 6, the grit of the inside sieve mesh of volume less than screening swash plate 6 can fall into screening otter board 15 from screening case 4.

When second driving motor 16 moves, it is rotatory to make second pivot 17 drive disc 18 take place, thereby make the connecting rod 19 on disc 18 surface drive rather than articulated connecting block 20 take place the motion, and then make screening otter board 15 and connecting block 20 do reciprocating motion about in the recess of collecting box 2, tiny grit can fall into the inside of collecting box 2 in the surperficial grit of screening otter board 15 this moment, after the screening operation, operating personnel can open row's material dodge gate 24 and take out tiny grit, and simultaneously, can take away less grit from the upper surface of screening otter board 15.

When the operator takes the gravels away and then needs to clean the large-volume gravels at the top of the screening sloping plate 6, the operator twists the threaded rod 13 at the moment, opens the waste movable door 11, and the gravels deposited on the upper surface of the screening sloping plate 6 and having large volume can be discharged from the waste groove 14, so that the normal operation of the gravels screening device is prevented from being influenced.

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.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a be applied to housing construction's grit sieving mechanism, includes base (1), its characterized in that: the automatic screening machine is characterized in that a collecting box (2) is fixedly mounted on the top surface of a base (1), a supporting plate (3) is fixedly mounted at the rear of the top surface of the collecting box (2), a screening box (4) is fixedly mounted on the front surface of the supporting plate (3), a feeding port (5) is fixedly mounted on the top surface of the screening box (4), a screening inclined plate (6) is movably connected to the upper portion of the interior of the screening box (4), blocking blocks (7) are fixedly mounted on two sides of the bottom of the screening inclined plate (6), a transmission mechanism (8) is fixedly connected to the front bottom of the screening box (4), driven rotating shafts (9) are movably mounted on the left side and the right side of the interior of the screening box (4), the number of the driven rotating shafts (9) is two, one ends of the two driven rotating shafts (9) penetrate through the front of the screening box (4) and extend to the outer side of the screening box (4), and driven rotating wheels (25) are fixedly sleeved on the two sides of the driven rotating shafts, two the surface of driven spindle (9) is all fixed cup joints cam (10) that is located screening case (4) inside, the top surface of cam (10) and the bottom surface swing joint of barrier block (7), the left and right sides of screening case (4) all articulates there is waste material dodge gate (11), the equal fixed mounting in top in waste material dodge gate (11) outside has fixed block (12), threaded rod (13) have been cup jointed to the top screw thread in fixed block (12) outside, the other end of threaded rod (13) runs through fixed block (12) and extends to the inner wall of screening case (4), the equal fixed mounting in both sides has waste material groove (14) that is located waste material dodge gate (11) below about screening case (4).

2. The sand screening device applied to house construction according to claim 1, characterized in that: drive mechanism (8) are including first driving motor (801), first driving motor (801) and the positive bottom fixed connection of screening case (4), the fixed cover of one end of first driving motor (801) output shaft has connect pivot (802), the other end of pivot (802) runs through screening case (4) and extends to the inside of screening case (4) and cup joints with the inner wall activity of screening case (4), the external surface mounting of pivot (802) has cup jointed and is located outside directive wheel (803) of screening case (4), directive wheel (803) are connected with two driven runner (25) transmissions through transmission band (804).

3. The sand screening device applied to house construction according to claim 1, characterized in that: the top surface of collecting box (2) is seted up flutedly, the recess movable mounting of collecting box (2) top surface has screening otter board (15), the outside fixed mounting of screening otter board (15) left end has connecting block (20), the sieve mesh has all been seted up to the upper surface of screening swash plate (6) and screening otter board (15), the diameter of screening swash plate (6) sieve mesh is greater than the diameter of screening otter board (15) sieve mesh.

4. The sand screening device applied to house construction according to claim 1, characterized in that: the top surface fixed mounting of base (1) has and is located left second driving motor (16) of collecting box (2), the one end fixed mounting of second driving motor (16) output shaft has second pivot (17), the fixed cup joint of one end of second pivot (17) has disc (18), the top surface of disc (18) articulates there is connecting rod (19), the other end of connecting rod (19) is articulated with the top of connecting block (20).

5. The sand screening device applied to house construction according to claim 1, characterized in that: the bottom of the inner cavity of the collection box (2) is fixedly provided with an inclined block (26), and the outer side of the right end of the collection box (2) is hinged with a discharge movable door (24).

6. The sand screening device applied to house construction according to claim 1, characterized in that: the inside fixed mounting of screening case (4) has long board (21) that is located under screening swash plate (6), the equal fixed mounting in both sides of long board (21) top surface has stiff spring (22), the quantity of stiff spring (22) is two, two the equal fixed mounting of the other end of stiff spring (22) has movable arc piece (23), the upper surface of activity arc piece (23) and the top fixed connection of screening swash plate (6) lower surface.

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