CN210546314U - Grading screening device for stone - Google Patents
Grading screening device for stone Download PDFInfo
- Publication number
- CN210546314U CN210546314U CN201921598776.2U CN201921598776U CN210546314U CN 210546314 U CN210546314 U CN 210546314U CN 201921598776 U CN201921598776 U CN 201921598776U CN 210546314 U CN210546314 U CN 210546314U
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- China
- Prior art keywords
- screen cloth
- screen
- stone
- layer
- arch
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- Expired - Fee Related
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- 239000004575 stone Substances 0.000 title claims abstract description 58
- 238000012216 screening Methods 0.000 title claims abstract description 34
- 239000004744 fabric Substances 0.000 claims abstract description 52
- 230000003014 reinforcing effect Effects 0.000 claims description 21
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000008187 granular material Substances 0.000 abstract description 11
- 239000002245 particle Substances 0.000 description 21
- 239000000463 material Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 239000000203 mixture Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model discloses a hierarchical screening plant of building stones, including frame, the screen cloth of setting in the frame and the vibrating motor of setting in the screen cloth below, the screen cloth sets to the exit end slope, be provided with the arch on the screen cloth, the arch sets up to the arc structure, the screen cloth includes screen cloth and lower screen cloth, go up the screen cloth and set up respectively to the three-layer with lower screen cloth, and the screen cloth aperture reduces from top to bottom in proper order, the arch all sets up on every layer of screen cloth, and the interval is provided with a plurality ofly. The utility model discloses reduce the quantity that the small granule stone mix with in big granule, the structure is simple and convenient, has the effectual advantage of screening.
Description
Technical Field
The utility model belongs to the technical field of the technique of concrete processing and specifically relates to a hierarchical screening plant of building stones is related to.
Background
The linear vibrating screen utilizes the vibration of a vibrating motor as a vibration power source to enable materials to be thrown up on a screen and to move forwards in a linear mode, the materials uniformly enter a feeding hole of the screening machine from a feeding machine, and oversize materials and undersize materials of various specifications are generated through multiple layers of screen meshes and are respectively discharged from respective outlets. The device has the advantages of low energy consumption, high yield, simple structure, easy maintenance, totally-enclosed structure, no dust overflow and automatic discharge, and is more suitable for assembly line operation.
The upper end lug connection building stones of shale shaker carries the output, and the lower extreme also is connected with the pipeline respectively and directly carries, at the screening in-process, has the tiny particle stone to mix with in the large granule, sieves incomplete building stones moreover and can not carry out secondary screening, is difficult to separate the tiny particle stone that mix with in the large granule stone, leads to sieving effect not good.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hierarchical screening plant of building stones reduces the quantity that the tiny particle stone mix with in the large granule, and simple structure has the effectual advantage of screening.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a hierarchical screening plant of building stones, includes the frame, sets up screen cloth in the frame and sets up the vibrating motor in the screen cloth below, the screen cloth sets to the export end slope, be provided with the arch on the screen cloth, the arch sets up to the arc structure.
By adopting the technical scheme, the time for vibrating the stone on the screen is increased by the bulges arranged on the screen, and large-particle stones can pass through the bulges with the arc-shaped structures and are screened out from the outlet; when the small-particle stones meet the obstacle bulges, the small-particle stones cannot easily bypass the bulges and fall out of the screen below, the number of the small-particle stones mixed in the large-particle stones is reduced, and a better screening effect can be achieved.
The utility model discloses further set up to: the screen cloth includes screen cloth and lower screen cloth, go up the screen cloth and set up to the three-layer respectively with lower screen cloth, and the screen cloth aperture reduces from top to bottom in proper order, the arch all sets up on every layer of screen cloth, and the interval is provided with a plurality ofly.
By adopting the technical scheme, the screen comprises an upper screen and a lower screen, the upper screen and the lower screen are respectively provided with three layers, the total number of the upper screen and the lower screen is six, the aperture of the screens is gradually reduced from top to bottom, and the stone is screened more thoroughly through the arranged multiple layers of screens; the arch is provided with a plurality ofly at every layer of interval on the screen cloth, guarantees that every layer can both reach better screening effect, avoids carrying out the secondary screening.
The utility model discloses further set up to: the protrusion comprises a protrusion part and a connecting part arranged at the lower end of the protrusion part, and the protrusion part is fixedly connected with the connecting part.
Through adopting above-mentioned technical scheme, the bellying sets up on the screen cloth, and connecting portion are connected with the screen cloth, make protruding more firm fix on the screen cloth, when preventing vibrating motor vibration, with protruding from the screen cloth shake down.
The utility model discloses further set up to: the height of the lug boss is gradually reduced from the upper layer to the lower layer.
Through adopting above-mentioned technical scheme, the highly setting of bellying reduces to lower floor by the upper strata gradually, and what protruding when sieving great building stones sets up is slightly high, and what the highly setting of the less building stones bellying of screening was slightly low, avoids the too high of setting, and the stone can not pass through, influences the screening of stone.
The utility model discloses further set up to: every layer a plurality of perforation have been seted up on the screen cloth, it is provided with the internal thread to perforate, be provided with the external screw thread on the connecting portion outer wall, connecting portion threaded connection is in the perforation.
Through adopting above-mentioned technical scheme, seted up the perforation on the screen cloth, with connecting portion threaded connection in the perforation, couple together arch and screen cloth.
The utility model discloses further set up to: an annular reinforcing ring is arranged on the side wall of the through hole, and the connecting part is in threaded connection with the annular reinforcing ring.
Through adopting above-mentioned technical scheme, be provided with annular reinforcing ring on the fenestrate lateral wall, make bellied connecting portion threaded connection on annular reinforcing ring through the annular reinforcing ring that increases, increased the stability of being connected between protruding and the screen cloth between the two. Simultaneously, threaded connection is on annular reinforcing ring, and after the protruding more serious wearing and tearing of taking place for a long time of using, accessible threaded connection revolves the arch down and changes.
The utility model discloses further set up to: the diameters of the through hole, the annular reinforcing ring and the connecting part are matched, and the diameters from the upper layer to the lower layer are gradually reduced.
Through adopting above-mentioned technical scheme, set up corresponding perforation, annular reinforcing ring and connecting portion according to the aperture of screen cloth, the size is less is convenient for screw the arch on the screen cloth.
The utility model discloses further set up to: the convex setting is the rubber material, connecting portion set up to stainless steel.
Through adopting above-mentioned technical scheme, building stones cross from protruding, and the arch of rubber material can make the stone more smooth pass through the bellying, and connecting portion set up to stainless steel, and are more firm with being connected of screen cloth, also conveniently dismantle simultaneously and change.
To sum up, the utility model discloses a beneficial technological effect does:
1. the protrusions arranged on the screen mesh equivalently increase the movement time of the stone on the screen mesh, large-particle stones can pass through the screen mesh, and small-particle stones cannot easily bypass the protrusions when encountering the obstacle protrusions and fall out of the screen mesh below, so that the number of the small-particle stones mixed in the large-particle stones is reduced, and a better screening effect can be achieved;
2. the connecting part arranged below the bulge is detachably connected in the annular reinforcing ring arranged on the screen mesh through threads, the bulge can be detachably arranged, the replacement and the disassembly are convenient, and meanwhile, the bulge in threaded connection can be stably connected on the screen mesh;
3. the lower end of the bulge part which is arranged into the arc-shaped structure is attached to the screen mesh, so that large-particle stones can easily pass through the screen mesh.
Drawings
Figure 1 is the structural schematic diagram of the screening device of the present invention.
Fig. 2 is a schematic structural diagram of the inner screen of the present invention.
Fig. 3 is a schematic view of the structure of the protrusion of the present invention.
Fig. 4 is a schematic view of the connection between the protrusions and the screen mesh according to the present invention.
In the figure, 1, a frame; 2. screening a screen; 21. a protrusion; 211. a boss portion; 212. a connecting portion; 22. feeding a screen mesh; 23. a lower screen mesh; 24. perforating; 25. an annular reinforcing ring; 3. a vibration motor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, a stone classifying and screening device according to the present invention includes a frame 1, a screen 2, and a vibration motor 3. The screen 2 is set to be inclined to the exit end by the initiating terminal, and screen 2 includes screen 22 and lower screen 23, and screen 22 and lower screen 23 all set up to the three-layer, from top to bottom set up to six layers altogether, belong to six grades of sieves, and screen 2 from the top down aperture reduces gradually, and large granule stone stays on the screen 2 that comparatively leans on the upper end, and the small stone passes on screen 22 wears to screen 23 down.
The vibrating motors 3 are arranged in two equal and parallel positions and fixedly connected to the lower end of the screen 2. Damping devices are arranged on two side edges of the rack 1 and are springs. The two vibrating motors 3 are adopted for driving, when the two vibrating motors 3 rotate synchronously and reversely, exciting forces generated by eccentric blocks of the two vibrating motors are mutually offset in the direction parallel to the axes of the vibrating motors 3, the two vibrating motors are overlapped into a resultant force in the direction vertical to the motor shafts, the motion trail of the screening machine is a straight line, the two motor shafts are arranged at an inclination angle relative to the screen 2, under the action of the exciting forces, the dead weight of materials and the resultant force, the materials are thrown on the screen 2 to move forward in a jumping mode, and each layer of screen 2 is conveyed corresponding to different pipelines, so that the aim of screening and grading stone materials is fulfilled.
Referring to fig. 2 and 3, the mesh 2 is provided with a boss 21, and the boss 21 includes a boss 211 disposed above and a connection part 212 fixedly connected below the boss 211. The bulge 211 is protruded from the screen 2, the bulge 211 is arranged on the screen 2 as an obstacle, the arrangement of the bulge 21 is equivalent to increase the movement time of stone on the screen 2, large-particle stones pass through the bulge 21 and cross the bulge 21, small-particle stones cannot cross the bulge 21, the small-particle stones can only downwards pass through the screen 2 arranged below, the small-particle stones fall from the screen below as far as possible, and the large-particle stones are left on the screen 2 arranged above, so that the screening effect is better.
The setting of arch 21 interval is on every layer of screen cloth 2, and arch 21 sets up to the arc structure and has certain height, and the arc structure is convenient for the passage of large granule stone, and the tiny particle can not drop from the screen cloth 2 of below through arch 21. The height of the raised portions 211 is gradually reduced from the upper layer to the lower layer, larger particles of stones pass through the raised portions 211 which are slightly higher, and smaller particles of stones pass through the raised portions 211 which are slightly lower. The protrusion 211 is made of rubber, so that when the protrusion 211 is pressed, larger stones can smoothly pass through the protrusion 21.
Referring to fig. 4, the connecting portion 212 is of a cylindrical structure, an external thread is formed on the outer wall of the connecting portion, a plurality of through holes 24 are formed in each layer of the screen 2, an annular reinforcing ring 25 is fixedly connected to the side wall of each through hole 24, the annular reinforcing ring 25 has a certain thickness, an internal thread matched with the outer wall of the connecting portion 212 is formed in the inner wall of the annular reinforcing ring 25, and the connecting portion 212 is in threaded connection with the annular reinforcing ring 25, so that the connecting portion 212 is more stably connected with the annular reinforcing ring 25, meanwhile, the connection between the protrusion 21 and the screen 2 is more stable, and the protrusion 21 cannot be vibrated in the vibration of the vibration motor 3.
The perforations 24 match the diameter of the annular reinforcing ring 25 and the connecting portion 212, and the diameter gradually decreases from the upper layer to the lower layer of the screen 2, and the smaller diameter makes it more convenient to detach the protrusions 21. The connecting portion 212 is made of stainless steel, so that the connecting portion 212 is stable and can be stably connected to the annular reinforcing ring 25 after being screwed tightly.
The bulge 211 can be worn after the bulge 21 is used for a long time, the thread is connected with the connecting part 212 of the annular reinforcing ring 25, and the bulge 21 can be conveniently detached by screwing the connecting part 212 and the bulge 21 can be conveniently replaced.
The implementation principle of the embodiment is as follows: place the entrance at screening plant with the building stones, start vibrating motor 3, the building stones vibrates on screen cloth 2, and screen cloth 2 sets up to six layers altogether, can realize six grades of screening, all is provided with a plurality of archs 21 on every layer of screen cloth 2, and large granule stone crosses from protruding 21, and on little granule stone was less protruding 21 can fall into below screen cloth 2, reduced the granule and mix with in the large granule, realized better screening effect. The projection 21 comprises an upper projection 211 and a connecting part 212 fixedly connected below the projection 211, and the connecting part 212 is detachably connected on the screen 2, so that the projection 21 is convenient to replace.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a hierarchical screening plant of building stones which characterized in that: including frame (1), screen cloth (2) of setting in frame (1) and vibrating motor (3) of setting in screen cloth (2) below, screen cloth (2) set to the exit end slope, be provided with arch (21) on screen cloth (2), arch (21) set up to the arc structure.
2. A stone classifying and screening apparatus as claimed in claim 1, wherein: the screen cloth (2) includes screen cloth (22) and lower screen cloth (23), go up screen cloth (22) and lower screen cloth (23) and set up to the three-layer respectively, and screen cloth (2) aperture reduces from top to bottom in proper order, arch (21) all set up on every layer of screen cloth (2), and the interval is provided with a plurality ofly.
3. A stone classifying and screening apparatus as claimed in claim 1, wherein: the bulge (21) comprises a bulge part (211) and a connecting part (212) arranged at the lower end of the bulge part (211), and the bulge part (211) is fixedly connected with the connecting part (212).
4. A stone classifying and screening apparatus as claimed in claim 3, wherein: the height of the convex part (211) is gradually reduced from the upper layer to the lower layer.
5. A stone classifying and screening apparatus as claimed in claim 3, wherein: every layer a plurality of perforation (24) have been seted up on screen cloth (2), be provided with the internal thread in perforation (24), be provided with the external screw thread on connecting portion (212) outer wall, connecting portion (212) threaded connection is in perforation (24).
6. A stone classifying and screening apparatus as claimed in claim 5, wherein: an annular reinforcing ring (25) is arranged on the side wall of the through hole (24), and the connecting part (212) is in threaded connection with the annular reinforcing ring (25).
7. A stone classifying and screening apparatus as claimed in claim 6, wherein: the diameters of the through holes (24), the annular reinforcing ring (25) and the connecting part (212) are matched, and the diameters of the through holes are gradually reduced from the upper layer to the lower layer.
8. A stone classifying and screening apparatus as claimed in claim 3, wherein: the protrusions (21) are made of rubber, and the connecting portions (212) are made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921598776.2U CN210546314U (en) | 2019-09-24 | 2019-09-24 | Grading screening device for stone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921598776.2U CN210546314U (en) | 2019-09-24 | 2019-09-24 | Grading screening device for stone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210546314U true CN210546314U (en) | 2020-05-19 |
Family
ID=70669562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921598776.2U Expired - Fee Related CN210546314U (en) | 2019-09-24 | 2019-09-24 | Grading screening device for stone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210546314U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112659405A (en) * | 2020-11-25 | 2021-04-16 | 杨富松 | A sieving mechanism for plastic granules processing |
-
2019
- 2019-09-24 CN CN201921598776.2U patent/CN210546314U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112659405A (en) * | 2020-11-25 | 2021-04-16 | 杨富松 | A sieving mechanism for plastic granules processing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |