CN211726466U

CN211726466U - Sand and stone separator based on rotating roller screening

Info

Publication number: CN211726466U
Application number: CN201922148263.8U
Authority: CN
Inventors: 缪国良; 徐凯; 缪雪忠; 汪金昌
Original assignee: Zhejiang Longyou Tongqu Building Material Co ltd
Current assignee: Zhejiang Longyou Tongqu Building Material Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-10-23
Anticipated expiration: 2029-12-04

Abstract

The utility model provides a sand and stone separator based on rotating roller screening, which comprises a frame, wherein a material conveying mechanism is arranged on the upper part of the frame, and a second rotating shaft and a motor are respectively arranged on the upper part of the material conveying mechanism; two shielding mechanisms are symmetrically arranged at the left and right sides of the upper end surface of the material conveying mechanism. Second axis of rotation and knocking mechanism set up in the feed mechanism lower part, rotation through first axis of rotation, make prevent blockking up the commentaries on classics piece and rotate inside feed mechanism feed opening, thereby make the inside difficult gravel that is blockked up of feed mechanism feed opening, then drive the second axis of rotation through drive mechanism and rotate simultaneously, and through the cam, strike the cooperation of lever and spring, make and strike the lug and reciprocate to strike the motion to the vibration board, thereby make feed mechanism feed opening department produce the vibration, the jam probability that the feed mechanism feed opening caused at the in-process of unloading has further been reduced, the work efficiency of this gravel and sand separating centrifuge has effectively been improved.

Description

Sand and stone separator based on rotating roller screening

Technical Field

The utility model belongs to the technical field of construction machinery, more specifically say, in particular to sand and stone separating centrifuge based on live-rollers screening.

Background

The concrete is artificial stone which is prepared by taking cement as a main cementing material, adding water, sand, stones and chemical additives and mineral admixtures if necessary, mixing the materials according to a proper proportion, uniformly stirring, densely molding, curing and hardening. Because the thickness of the concrete is determined by the size of sand particles, a sand-stone separator is needed in the process of preparing the concrete.

As in application No.: CN201721356061.7 the utility model discloses a sand and stone separating centrifuge, including the frame, rotate connect in pivot in the frame, be used for the drive pivot pivoted driving piece, be provided with the slope in the pivot and set up and the cover is located change epaxial cylinder screen cloth, a plurality of one end are fixed in change epaxial and the other end is fixed in connecting piece on the cylinder screen cloth. The utility model has the advantages of it is following and effect: the pivot of driving piece drive rotates, the pivot drives cylinder screen cloth and cylinder cam rotation, cylinder cam drives the sliding seat reciprocating sliding, brush hair on the sliding seat clears up the downthehole stone of cylinder screen cloth mesh, when producing recycled concrete, usable sand and stone separating centrifuge grades dumped concrete piece, separate coarse aggregate and fine aggregate, reached the separation of sand and stone, the downthehole stone of automatic clearance cylinder screen cloth mesh, the difficult effect that blocks up and be efficient of cylinder screen cloth when grading recycled concrete.

Based on the search of the patents and the discovery of equipment in the prior art, the sand-stone separator is a machine for separating stones and sand, and is applied to the field of constructional engineering such as concrete configuration. The existing sand-stone separator has the following defects in the actual use process, such as: 1. in the feeding mechanism of the existing sand-stone separator, because the size of the feed opening is far smaller than that of the feed opening, the blockage phenomenon is easily caused in the feeding process of the feed opening in the feeding mechanism, and the working efficiency of the sand-stone separator is further influenced; 2. the defeated material mechanism is at defeated material in-process in the current sand stone separating centrifuge, owing to lack effectual mechanism that shelters from, so make the sand after the separation very easily drop subaerial to the work load of the subaerial sand of clearance drop has been increased.

In view of the above, the present invention provides a sand and stone separator based on a rotating roller screening, which is improved in view of the existing structure and defects, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a sand and stone separating centrifuge based on live-rollers screening to solve current sand and stone separating centrifuge and still have following not enough in the use of reality, if: 1. in the feeding mechanism of the existing sand-stone separator, because the size of the feed opening is far smaller than that of the feed opening, the blockage phenomenon is easily caused in the feeding process of the feed opening in the feeding mechanism, and the working efficiency of the sand-stone separator is further influenced; 2. defeated material mechanism is at defeated material in-process in the current sand stone separating centrifuge, owing to lack effectual mechanism that shelters from, so make the sand after the separation very easily fall subaerially to the problem of the work load of the subaerial sand that drops has been increased in the clearance.

The utility model discloses purpose and efficiency of sand and stone separating centrifuge based on live-rollers screening are reached by following specific technological means:

a sand and stone separator based on rotary roller screening comprises a rack, wherein a material conveying mechanism is arranged on the upper portion of the rack, and a second rotating shaft and a motor are respectively arranged on the upper portion of the material conveying mechanism; the motor is rotatably connected with the rotating roller screen through a first rotating shaft and is in transmission connection with a second rotating shaft through a transmission mechanism; the feeding mechanism is mounted at the upper part of the material conveying mechanism, and the knocking mechanism is rotatably connected at the upper part of the material conveying mechanism through a rotating shaft; two shielding mechanisms are symmetrically arranged at the left and right sides of the upper end surface of the material conveying mechanism.

Further, defeated material mechanism still includes first support, second support and baffle box, defeated material mechanism up end front side welding has first support, and first support front side fixedly connected with baffle box, the welding of defeated material mechanism up end middle part has the second support, and second support upper portion installs feed mechanism, the inside still welding of second support has the mounting bracket, and still installs the motor on the mounting bracket.

Furthermore, first axis of rotation still includes the action wheel and prevents blockking up the commentaries on classics piece, first axis of rotation rear end is equipped with the action wheel respectively and prevents blockking up the commentaries on classics piece, and prevents blockking up the commentaries on classics piece and be located inside feed mechanism feed opening.

Furthermore, feed mechanism still includes the vibration board, there is the vibration board feed opening left side of feed mechanism through bolted connection.

Further, the second axis of rotation still includes from driving wheel and cam, the second axis of rotation passes through a piece and rotates to be connected on the inside welded mounting bracket of second support, second axis of rotation outer peripheral face is equipped with respectively from driving wheel and cam, and lies in the cam rear side from the driving wheel, works as when second axis of rotation and first axis of rotation are in the mounted state, are connected through the drive mechanism transmission from the driving wheel with the action wheel.

Further, strike the mechanism and still including strikeing the lever, strikeing lug, spring, spacing post and stopper, strike the lever and rotate through the pivot and connect on second support inside weld's mounting bracket, and strike lever right-hand member face front side and be equipped with and strike the lug, it is equipped with spacing post to strike lever left end face front side, and spacing post externally mounted has the spring, stopper fixed connection is on second axis of rotation piece, and stopper left end face front side sets up the rectangle opening that slides and be connected with spacing post, it is the hemisphere to strike its shape of lug striking face, works as when striking mechanism is in the mounted state with the second axis of rotation, strikes lever left end face rear side and the tight paste of cam.

Furthermore, the shielding mechanism is welded with the upper end face of the material conveying mechanism through the support block, and a reinforcing rib is arranged between one side face of the shielding mechanism and the upper end face of the support block of the shielding mechanism.

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

second axis of rotation and knocking mechanism set up in the feed mechanism lower part, rotation through first axis of rotation, make prevent blockking up the commentaries on classics piece and rotate inside feed mechanism feed opening, thereby make the inside difficult gravel that is blockked up of feed mechanism feed opening, then drive the second axis of rotation through drive mechanism and rotate simultaneously, and through the cam, strike the cooperation of lever and spring, make and strike the lug and reciprocate to strike the motion to the vibration board, thereby make feed mechanism feed opening department produce the vibration, the jam probability that the feed mechanism feed opening caused at the in-process of unloading has further been reduced, the work efficiency of this gravel and sand separating centrifuge has effectively been improved.

Through the setting that shelters from the mechanism, under the effect of sheltering from the mechanism, make defeated material mechanism can not drop near this sand and stone separating centrifuge subaerial when conveying sand to effectively reduced the work load when staff's clearance drops subaerial sand, then the stone just can follow the rotation roller screen cloth discharge gate and discharge through the baffle box whereabouts this moment, thereby accomplish the sand and stone separation.

Drawings

Fig. 1 is a schematic axial view of the present invention.

Fig. 2 is the schematic structural view of the utility model after the shielding mechanism and the feeding mechanism are removed.

Fig. 3 is a schematic diagram of a partially enlarged structure at a in fig. 2 according to the present invention.

Fig. 4 is a schematic structural view of the first rotating shaft of the present invention.

Fig. 5 is a schematic structural view of the feeding mechanism of the present invention.

Fig. 6 is a schematic view of a second rotating shaft structure of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a frame; 2. a material conveying mechanism; 201. a first bracket; 202. a second bracket; 203. a material guide chute; 3. a first rotating shaft; 301. a driving wheel; 302. anti-blocking rotating blocks; 4. rotating the roller screen; 5. a shielding mechanism; 6. a feeding mechanism; 601. a vibrating plate; 7. a second rotating shaft; 701. a driven wheel; 702. a cam; 8. a knocking mechanism; 801. knocking the lever; 802. knocking the bump; 803. a spring; 804. a limiting column; 805. a limiting block; 9. a motor; 10. and a transmission mechanism.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 6:

the utility model provides a sand and stone separating centrifuge based on live-rollers screening, including frame 1, 1 upper portion of frame installs defeated material mechanism 2, defeated material mechanism 2 still includes first support 201, second support 202 and baffle box 203, defeated material mechanism 2 up end front side welding has first support 201, and first support 201 front side fixedly connected with baffle box 203, defeated material mechanism 2 up end middle part welding has second support 202, and second support 202 upper portion installs feed mechanism 6, second support 202 inside still welds the mounting bracket, as shown in fig. 2 and fig. 3, make second axis of rotation 7, knocking mechanism 8 and motor 9 all can obtain effectual support, and still install motor 9 on the mounting bracket; the upper part of the material conveying mechanism 2 is respectively provided with a second rotating shaft 7 and a motor 9; the motor 9 is rotatably connected with the rotating roller screen 4 through the first rotating shaft 3, the first rotating shaft 3 further comprises a driving wheel 301 and an anti-blocking rotating block 302, the driving wheel 301 and the anti-blocking rotating block 302 are respectively arranged at the rear end of the first rotating shaft 3, as shown in the attached drawing 4, the anti-blocking rotating block 302 is positioned inside a feed opening of the feeding mechanism 6, and the anti-blocking rotating block 302 rotates inside the feed opening of the feeding mechanism 6 through the rotation of the first rotating shaft 3, so that the inner part of the feed opening of the feeding mechanism 6 is not easily blocked by sand and stones; the motor 9 is in transmission connection with the second rotating shaft 7 through the transmission mechanism 10, the second rotating shaft 7 further comprises a driven wheel 701 and a cam 702, the second rotating shaft 7 is in rotational connection with a mounting frame welded inside the second bracket 202 through a support block, the driven wheel 701 and the cam 702 are respectively arranged on the outer peripheral surface of the second rotating shaft 7, and the driven wheel 701 is located on the rear side of the cam 702, as shown in fig. 6, when the second rotating shaft 7 and the first rotating shaft 3 are in the installation state, the driven wheel 701 is in transmission connection with the driving wheel 301 through the transmission mechanism 10; the upper part of the material conveying mechanism 2 is provided with a feeding mechanism 6, and the upper part of the material conveying mechanism 2 is rotatably connected with a knocking mechanism 8 through a rotating shaft; two shielding mechanisms 5 are symmetrically arranged at the left and right of the upper end surface of the material conveying mechanism 2, the shielding mechanisms 5 are welded with the upper end surface of the material conveying mechanism 2 through support blocks, and reinforcing ribs are arranged between one side surface of each shielding mechanism 5 and the upper end surface of each support block of each shielding mechanism 5, so that the upper end surface of each shielding mechanism 5 on the material conveying mechanism 2 is more stable as shown in the attached drawing 1.

Wherein, feed mechanism 6 still includes vibration board 601, and there is vibration board 601 on feed mechanism 6 feed opening left side through bolted connection, as shown in figure 5 to only need to load and unload the bolt through the instrument and can accomplish the operation when making vibration board 601 change, effectively improved the convenience when vibration board 601 changes.

Wherein, the knocking mechanism 8 further comprises a knocking lever 801, a knocking convex block 802, a spring 803, a limiting post 804 and a limiting block 805, the knocking lever 801 is rotatably connected to the mounting rack welded inside the second bracket 202 through a rotating shaft, the knocking convex block 802 is arranged on the front side of the right end face of the knocking lever 801, the limiting post 804 is arranged on the front side of the left end face of the knocking lever 801, the spring 803 is arranged outside the limiting post 804, as shown in fig. 3, the spring 803 is more stable through the arrangement of the limiting post 804, the limiting block 805 is fixedly connected to the supporting block of the second rotating shaft 7, the rectangular opening connected with the limiting post 804 in a sliding manner is arranged on the front side of the left end face of the limiting block 805, the knocking convex block 802 is hemispherical in shape, when the knocking mechanism 8 and the second rotating shaft 7 are in an installation state, the rear side of the left end face of the knocking lever 801 is closely attached to the cam 702, and the knocking lever 801 can, thereby causing the tapping protrusions 802 to perform a tapping motion on the vibration plate 601.

The specific use mode and function of the embodiment are as follows:

in the utility model, when in use, the motor 9 is started to drive the first rotating shaft 3 to drive the rotating roller screen 4 to rotate, then the sand and the stone are poured into the feeding mechanism 6, and the sand and the stone enter the rotating roller screen 4 through the feed opening of the feeding mechanism 6 under the action of gravity; the anti-blocking rotating block 302 rotates inside the feed opening of the feeding mechanism 6 through the rotation of the first rotating shaft 3, so that the inner part of the feed opening of the feeding mechanism 6 is not easily blocked by sand, then the second rotating shaft 7 is driven to rotate simultaneously through the transmission mechanism 10, and the knocking lug 802 is driven to perform knocking motion on the vibrating plate 601 in a reciprocating mode through the cooperation of the cam 702, the knocking lever 801 and the spring 803, so that the feed opening of the feeding mechanism 6 generates vibration, the blocking probability of the feed opening of the feeding mechanism 6 in the feeding process is further reduced, and the working efficiency of the sand-stone separator is effectively improved;

then through the rotation of live-rollers screen 4, make the sand and stone that enters into live-rollers screen 4 inside obtain the separation, sand falls to defeated material mechanism 2 conveyer belt from live-rollers screen 4 this moment, under the shielding effect that shelters from mechanism 5, make defeated material mechanism 2 can not fall near this sand and stone separating centrifuge subaerial when conveying sand, thereby effectively reduced the work load when staff's clearance drops subaerial sand, then the stone just can be followed live-rollers screen 4 discharge gate through baffle box 203 whereabouts and discharged this moment, thereby accomplish the sand and stone separation.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a sand and stone separating centrifuge based on live-rollers screening which characterized in that: the device comprises a rack (1), wherein a material conveying mechanism (2) is arranged on the upper part of the rack (1), and a second rotating shaft (7) and a motor (9) are respectively arranged on the upper part of the material conveying mechanism (2); the motor (9) is rotatably connected with the rotating roller screen (4) through the first rotating shaft (3), and the motor (9) is in transmission connection with the second rotating shaft (7) through a transmission mechanism (10); the feeding mechanism (6) is installed at the upper part of the material conveying mechanism (2), and the knocking mechanism (8) is rotatably connected to the upper part of the material conveying mechanism (2) through a rotating shaft; two shielding mechanisms (5) are symmetrically arranged at the left and right of the upper end surface of the material conveying mechanism (2).

2. A sand and stone separator based on rotating roller screening as claimed in claim 1 wherein: defeated material mechanism (2) still include first support (201), second support (202) and baffle box (203), defeated material mechanism (2) up end front side welded has first support (201), and first support (201) front side fixedly connected with baffle box (203), defeated material mechanism (2) up end middle part welding has second support (202), and second support (202) upper portion installs feed mechanism (6), the inside still welding of second support (202) has the mounting bracket, and still installs motor (9) on the mounting bracket.

3. A sand and stone separator based on rotating roller screening as claimed in claim 1 wherein: first axis of rotation (3) still include action wheel (301) and prevent blockking up commentaries on classics piece (302), first axis of rotation (3) rear end is equipped with action wheel (301) and prevents blockking up commentaries on classics piece (302) respectively, and prevents blockking up commentaries on classics piece (302) and be located inside feed mechanism (6) feed opening.

4. A sand and stone separator based on rotating roller screening as claimed in claim 1 wherein: the feeding mechanism (6) further comprises a vibrating plate (601), and the left side of a feed opening of the feeding mechanism (6) is connected with the vibrating plate (601) through a bolt.

5. A sand and stone separator based on rotating roller screening as claimed in claim 1 wherein: second axis of rotation (7) still include from driving wheel (701) and cam (702), second axis of rotation (7) are connected on second support (202) inside welded mounting bracket through a piece rotation, second axis of rotation (7) outer peripheral face is equipped with respectively and follows driving wheel (701) and cam (702), and follows driving wheel (701) and be located cam (702) rear side, works as when second axis of rotation (7) are in the mounted state with first axis of rotation (3), follow driving wheel (701) and action wheel (301) are connected through drive mechanism (10) transmission.

6. A sand and stone separator based on rotating roller screening as claimed in claim 1 wherein: the knocking mechanism (8) also comprises a knocking lever (801), a knocking convex block (802), a spring (803), a limiting column (804) and a limiting block (805), the knocking lever (801) is rotatably connected to a mounting rack welded inside the second bracket (202) through a rotating shaft, a knocking convex block (802) is arranged on the front side of the right end face of the knocking lever (801), a limiting column (804) is arranged on the front side of the left end face of the knocking lever (801), and the limiting column (804) is externally provided with a spring (803), the limiting block (805) is fixedly connected on the supporting block of the second rotating shaft (7), the front side of the left end face of the limiting block (805) is provided with a rectangular opening which is connected with the limiting column (804) in a sliding way, the shape of the knocking surface of the knocking convex block (802) is hemispherical, when the knocking mechanism (8) and the second rotating shaft (7) are in an installation state, the rear side of the left end face of the knocking lever (801) is tightly attached to the cam (702).

7. A sand and stone separator based on rotating roller screening as claimed in claim 1 wherein: the shielding mechanism (5) is welded with the upper end face of the material conveying mechanism (2) through a support block, and a reinforcing rib is arranged between one side face of the shielding mechanism (5) and the upper end face of the support block of the shielding mechanism (5).