CN214638191U - Screening machine of fine work aggregate production usefulness - Google Patents
Screening machine of fine work aggregate production usefulness Download PDFInfo
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- CN214638191U CN214638191U CN202120800886.3U CN202120800886U CN214638191U CN 214638191 U CN214638191 U CN 214638191U CN 202120800886 U CN202120800886 U CN 202120800886U CN 214638191 U CN214638191 U CN 214638191U
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Abstract
The utility model discloses a screening machine that fine work aggregate production used, including screening case, be provided with vibration mechanism and be reciprocating motion's sieve material mechanism by vibration mechanism drive in the screening case, sieve material mechanism includes annular support frame, sieve material net, the support frame sliding connection is on screening incasement wall, sieve material net fixed connection is between the inner wall of support frame, still fixedly connected with connecting plate between the inner wall of support frame, connecting plate top central point puts fixedly connected with second motor, fixedly connected with cleaning plate on the power take off of second motor, cleaning plate top fixedly connected with cleaning brush, cleaning brush top butt is in the bottom of sieve material net, be provided with two spacing chambeies on the periphery of support frame, fixedly connected with two stoppers on the inner wall of screening case, fixedly connected with spring between stopper bottom and the bottom in spacing chamber; the utility model provides an in-process of sieve material among the prior art, the material is piled up the problem of the downthehole difficult exhaust problem of sieve material net.
Description
Technical Field
The utility model relates to a screening equipment field in the aggregate production specifically is a screening machine of fine work aggregate production usefulness.
Background
Fine aggregate, namely common aggregate is optimized on particle gradation, and the accumulated screen residue curve is the sandstone with a specific curve. The cement concrete is screened step by using a standard square-hole sandstone sieve through common sandstone, then, the particles with various particle sizes and stone powder are uniformly mixed again according to a certain proportion to obtain fine aggregate, and a screening machine can be used in the screening process.
Screening machines are a common device for separating materials according to particle size. However, the existing screening machine is designed mainly for dry materials with small viscosity, and when damp caking or materials with large viscosity are screened, the problems of net blocking and net sticking are easily caused, so that the blanking is difficult, the efficiency is reduced, meanwhile, the normal work can be ensured by more frequent maintenance, and the labor cost is increased.
Disclosure of Invention
The utility model aims at providing a screening machine of fine work aggregate production usefulness to solve the in-process of sieve material among the prior art, the material is piled up in the sieve material hole of sieve material net and the difficult discharged problem of material behind the sieve material.
In order to realize the purpose, the technical scheme of the utility model is that:
a screening machine for producing fine aggregate comprises a screening box, a vibration mechanism and a screening mechanism which is arranged in the screening box and driven by the vibration mechanism to reciprocate up and down are arranged above the vibration mechanism, the screening mechanism comprises an annular support frame and a screening net, the support frame is connected on the inner wall of the screening box in a sliding way, the screening net is fixedly connected between the inner walls of the support frame, a connecting plate is fixedly connected between the inner walls of the supporting frames, a second motor is fixedly connected at the center of the top of the connecting plate, the power output end of the second motor is fixedly connected with a sweeping plate, the top of the sweeping plate is fixedly connected with a sweeping brush, the top of the cleaning brush is abutted against the bottom of the screen mesh, at least two limiting cavities are arranged on the periphery of the supporting frame, at least two limiting blocks are fixedly connected to the inner wall of the screening box, and springs are fixedly connected between the bottoms of the limiting blocks and the bottoms of the limiting cavities.
As an improvement to the technical scheme, the vibration mechanism comprises a first motor, a vibration shaft and a cam, the first motor is fixedly connected to the outer wall of the screening box, the vibration shaft is rotatably connected to the screening box and arranged in parallel with the screening net, the cam is fixedly connected to the outer wall of the vibration shaft, and the cam is located at the bottom of the supporting frame.
As an improvement to the technical scheme, the top of the support frame is fixedly connected with a material gathering ring, the outer wall of the material gathering ring is attached to the inner wall of the screening box, the inner wall of the material gathering ring is inclined, and the vertical cutting surface after the material gathering ring is connected with the screen mesh is shaped like a funnel.
As an improvement on the technical scheme, the screening net divides the screening box into a screening cavity and a finished product cavity, the screening box is provided with a first discharging pipe and a second discharging pipe, the screening cavity and the finished product cavity are communicated with the outside through the first discharging pipe and the second discharging pipe respectively, and the horizontal height of the inner wall of the bottom of the first discharging pipe is larger than the height of the topmost part of the material gathering ring.
As an improvement on the technical scheme, a conical distributing block is fixedly connected to the bottom of the finished product cavity, a third motor is fixedly connected to the bottom of the screening box, a power output end of the third motor extends into the screening box and penetrates through the top of the center of the distributing block, a scraper is fixedly connected to the rear portion of the center of the distributing block, and the bottom surface of the scraper is attached to the surface of the distributing block.
Compared with the prior art, the utility model has the advantages and positive effect be:
the utility model discloses at the in-process of carrying out the sieve material, the brush cleaner on the support frame can rotate the support frame bottom and sweep, and then can be ejecting with piling up in the sieve material hole of sieve material net to prevent that the material from piling up in the sieve material hole, improve sieve material efficiency, and be provided with the scraper blade in the finished product intracavity, can release the finished product aggregate of piling up in the finished product intracavity from the second discharging pipe through the scraper blade, improve discharging efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural view of the present invention;
figure 2 is the connection schematic diagram of the support frame and the inner wall of the screening box of the utility model.
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.
As shown in figures 1-2 of the drawings,
a screening machine for producing fine aggregate comprises a screening box 1, wherein a vibration mechanism and a screening mechanism which is located above the vibration mechanism and driven by the vibration mechanism to reciprocate up and down are arranged in the screening box 1, the screening mechanism comprises an annular support frame 2 and a screening net 21, the support frame 2 is connected to the inner wall of the screening box 1 in a sliding manner, the screening net 21 is fixedly connected between the inner walls of the support frame 2, a connecting plate 23 is fixedly connected between the inner walls of the support frame 2, a second motor 24 is fixedly connected to the central position of the top of the connecting plate 23, a sweeping plate 25 is fixedly connected to the power output end of the second motor 24, a sweeping brush 26 is fixedly connected to the top of the sweeping plate 25, the top of the sweeping brush 26 is abutted against the bottom of the screening net 21, at least two limiting cavities 27 are arranged on the periphery of the support frame 2, at least two limiting blocks 14 are fixedly connected to the inner wall of the screening box 1, a spring 28 is fixedly connected between the bottom of the limiting block 14 and the bottom of the limiting cavity 27.
In this embodiment, the vibration mechanism includes first motor 31, vibrations axle 32, cam 33, first motor 31 fixed connection is on the outer wall of screening case 1, vibrations axle 32 rotates to be connected on screening case 1 and with sieve material net 21 parallel arrangement, cam 33 fixed connection is on the outer wall of vibrations axle 32, and the cam 33 wheel is located the bottom of support frame 1, the distance between stopper 14 bottom and the bottom in spacing chamber 27 is not less than the maximum length of cam 33.
In this embodiment, 2 top fixedly connected with of support frame gathers material ring 22, gather material ring 22 outer wall laminating on screening case 1 inner wall, gather material ring 22 inner wall slope, and personally submit lou hopper-shaped with the vertical section after being connected with sieve material net 21.
In this embodiment, the screening net 21 divides the screening box into a screening cavity and a finished product cavity, the screening box is provided with a first discharging pipe 12 and a second discharging pipe 13, the screening cavity and the finished product cavity are respectively communicated with the outside through the first discharging pipe 12 and the second discharging pipe 13, and the horizontal height of the inner wall of the bottom of the first discharging pipe 12 is greater than the height of the topmost part of the material gathering ring 22.
In this embodiment, finished product chamber bottom fixedly connected with toper distributing block 41, screening case 1 bottom fixedly connected with third motor 42, the power take off end of third motor 42 stretches into in screening case 1, and passes fixedly connected with scraper blade 43 behind distributing block 42 center top, the surface laminating of scraper blade 43 bottom surface and distributing block 42.
Use the utility model discloses the time, raw and other materials aggregate is imported the sieve material intracavity of screening case 1 from inlet pipe 11, vibrations mechanism drives support frame 2, sieve material net 21 is up-and-down motion, sieve the raw and other materials aggregate on the sieve material net 21, the material after the screening falls the finished product intracavity, under the effect of scraper blade, the material after the screening is discharged from the second discharging pipe, in the sieve material, the second motor drives and cleans board 25 and cleaning brush 26 and clear up sieve material net 21, it is ejecting with the downthehole accumulational material of sieve material net 21, after the sieve material is accomplished, remaining material is discharged from first discharging pipe 12.
Based on the embodiments of the present invention, any modifications, equivalent replacements, improvements, etc. made by other embodiments obtained by a person of ordinary skill in the art without creative efforts shall be included in the protection scope of the present invention.
Claims (5)
1. A screening machine for producing fine aggregate comprises a screening box and is characterized in that a vibration mechanism and a screening mechanism which is arranged above the vibration mechanism and driven by the vibration mechanism to reciprocate up and down are arranged in the screening box, the screening mechanism comprises an annular supporting frame and a screening net, the supporting frame is connected to the inner wall of the screening box in a sliding mode, the screening net is fixedly connected between the inner walls of the supporting frame, a connecting plate is fixedly connected between the inner walls of the supporting frame, a second motor is fixedly connected to the center of the top of the connecting plate, a cleaning plate is fixedly connected to the power output end of the second motor, a cleaning brush is fixedly connected to the top of the cleaning plate, the top of the cleaning brush is abutted against the bottom of the screening net, at least two limiting cavities are arranged on the periphery of the supporting frame, and at least two limiting blocks are fixedly connected to the inner wall of the screening box, and a spring is fixedly connected between the bottom of the limiting block and the bottom of the limiting cavity.
2. The screening machine of claim 1, wherein the vibration mechanism comprises a first motor, a vibration shaft and a cam, the first motor is fixedly connected to the outer wall of the screening box, the vibration shaft is rotatably connected to the screening box and arranged in parallel with the screening net, the cam is fixedly connected to the outer wall of the vibration shaft, and the cam is located at the bottom of the supporting frame.
3. The screening machine for producing fine aggregate according to claim 2, wherein a material gathering ring is fixedly connected to the top of the support frame, the outer wall of the material gathering ring is attached to the inner wall of the screening box, the inner wall of the material gathering ring is inclined, and the vertical section of the material gathering ring after being connected with the screen mesh is funnel-shaped.
4. The screening machine for producing fine aggregate according to claim 3, wherein the screening net divides the screening box into a screening cavity and a finished product cavity, the screening box is provided with a first discharging pipe and a second discharging pipe, the screening cavity and the finished product cavity are respectively communicated with the outside through the first discharging pipe and the second discharging pipe, and the horizontal height of the inner wall of the bottom of the first discharging pipe is greater than the height of the topmost part of the aggregate ring.
5. The screening machine for producing fine aggregate according to claim 4, wherein a conical distributing block is fixedly connected to the bottom of the finished product cavity, a third motor is fixedly connected to the bottom of the screening box, a power output end of the third motor extends into the screening box and penetrates through the top of the center of the distributing block, a scraper is fixedly connected to the rear end of the third motor, and the bottom surface of the scraper is attached to the surface of the distributing block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120800886.3U CN214638191U (en) | 2021-04-19 | 2021-04-19 | Screening machine of fine work aggregate production usefulness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120800886.3U CN214638191U (en) | 2021-04-19 | 2021-04-19 | Screening machine of fine work aggregate production usefulness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214638191U true CN214638191U (en) | 2021-11-09 |
Family
ID=78464474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120800886.3U Active CN214638191U (en) | 2021-04-19 | 2021-04-19 | Screening machine of fine work aggregate production usefulness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214638191U (en) |
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2021
- 2021-04-19 CN CN202120800886.3U patent/CN214638191U/en active Active
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