CN110899081A - Large-scale combination formula grit aggregate screening machine - Google Patents
Large-scale combination formula grit aggregate screening machine Download PDFInfo
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- CN110899081A CN110899081A CN201911226128.9A CN201911226128A CN110899081A CN 110899081 A CN110899081 A CN 110899081A CN 201911226128 A CN201911226128 A CN 201911226128A CN 110899081 A CN110899081 A CN 110899081A
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- Prior art keywords
- shell
- fixedly connected
- hole
- screening machine
- guide groove
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/06—Cone or disc shaped screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
Abstract
The invention discloses a large combined type gravel aggregate screening machine, which relates to a screening machine and comprises a shell, wherein the bottom of the shell protrudes downwards to form a cone, the center of the bottom of the shell is provided with a discharge hole, the outer side of the discharge hole is connected with a discharge gate, the discharge gate is of a punched plate-shaped structure, the inner side of the shell is fixedly connected with a spiral guide groove, the guide groove is at least spirally wound for three circles, and the bottom of the guide groove is provided with a screening hole; the left side wall of the shell is provided with a longitudinal through hole, the longitudinal through holes are respectively positioned at the upper left of the corresponding guide grooves, and the inner side of the longitudinal through hole is connected with a horizontal linkage rod in a sliding manner. The spiral screening device is simple in structure and convenient to use, raw materials are screened through the spiral guide grooves during use, fine materials can directly fall through the screen holes in the spiral falling process of the gravel, screening is rapidly achieved, large materials need to move according to the guide grooves and are blocked when passing through the material baffle, and accordingly the gravel is effectively screened.
Description
Technical Field
The invention relates to a screening machine, in particular to a large-scale combined sandstone aggregate screening machine.
Background
The aggregate of sandstone is the general name of materials such as sand, pebble (gravel), broken stone, block stone, material stone and the like in hydraulic engineering. The sandstone aggregate is a main building material of structures such as concrete, piled stone and the like in hydraulic engineering.
Chinese patent (publication number: CN 109078827A) discloses a sandstone aggregate screening device, which comprises a screening cylinder and a sedimentation tank, wherein the sedimentation tank is arranged below the screening cylinder, a jacket layer is arranged on the arc-shaped side wall of the upper part of the screening cylinder, a water inlet is arranged on the jacket layer, a plurality of water outlet holes are communicated with the jacket layer on the side wall of the upper part of the screening cylinder, and sand discharge holes are densely distributed on the side wall of the lower part of the screening cylinder.
But the screening effect of this device is not good in the in-service use in-process, can not be fine to the grit aggregate processing.
Disclosure of Invention
The invention aims to provide a large combined sandstone aggregate screening machine to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a large combined gravel aggregate screening machine comprises a shell, wherein the bottom of the shell protrudes downwards to form a cone, a discharge hole is formed in the center of the bottom of the shell, a discharge gate is connected to the outer side of the discharge hole and is of a punched plate-shaped structure, a spiral guide groove is fixedly connected to the inner side of the shell, the guide groove is at least screwed for three circles, and a screening hole is formed in the bottom of the guide groove; vertical through-hole has been seted up to casing left side wall, vertical through-hole is located corresponding guide way upper left side respectively, and the inboard sliding connection of vertical through-hole has the horizontal linkage pole, the inner fixedly connected with striker plate of horizontal linkage pole, and the striker plate cooperatees with the guide way, horizontal linkage pole left end all with vertical transfer line fixed connection, casing left side below fixedly connected with locating support rotates on the locating support and is connected with vertical threaded rod, vertical threaded rod bottom fixedly connected with rotation handle, vertical threaded rod top rotates and is connected with the kicking block, and the kicking block cooperatees with vertical transfer line bottom.
As a further scheme of the invention: the shell bottom bilateral symmetry fixedly connected with stand, stand bottom fixedly connected with horizontal base plate, horizontal base plate below fixedly connected with shock pad.
As a still further scheme of the invention: the shock pad is annular.
As a still further scheme of the invention: and the bottom of the shell is fixedly connected with vibrating motors in a bilateral symmetry mode.
As a still further scheme of the invention: the spiral number of turns of the guide groove is three.
As a still further scheme of the invention: the screw pitch of the guide groove is 0.5-1 m.
As a still further scheme of the invention: the thread pitch of the longitudinal threaded rod is not more than 1 mm.
Compared with the prior art, the invention has the beneficial effects that: the spiral screening device is simple in structure and convenient to use, raw materials are screened through the spiral guide grooves during use, fine materials can directly fall through the screen holes in the spiral falling process of the gravel, screening is achieved rapidly, large materials need to move according to the guide grooves and are blocked when passing through the material baffle, and accordingly the gravel is effectively screened, and the spiral screening device is worthy of popularization.
Drawings
FIG. 1 is a schematic structural diagram of a large combined aggregate screening machine;
FIG. 2 is a schematic top view of a guide channel in a large combined aggregate screening machine;
FIG. 3 is a schematic structural view of a top block in a large combined aggregate screening machine;
in the figure: 1-shell, 2-vibrating motor, 3-discharge port, 4-discharge gate, 5-guide groove, 6-screening hole, 7-longitudinal through hole, 8-horizontal linkage rod, 9-striker plate, 10-longitudinal transmission rod, 11-positioning bracket, 12-longitudinal threaded rod, 13-rotating handle, 14-top block, 15-upright column, 16-horizontal bottom plate and 17-shock pad.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
The first embodiment is as follows: referring to fig. 1-3, a large-scale combined gravel aggregate screening machine comprises a shell 1, wherein the bottom of the shell 1 protrudes downwards to form a cone, a discharge port 3 is formed in the center of the bottom of the shell 1, a discharge gate 4 is connected to the outer side of the discharge port 3, the discharge gate 4 is of a punched plate-shaped structure, a spiral guide groove 5 is fixedly connected to the inner side of the shell 1, the guide groove 5 is at least spirally wound for three circles, and a screening hole 6 is formed in the bottom of the guide groove 5;
when the device is used, aggregates are poured into the guide groove 5 through the top of the guide groove 5, the aggregates roll downwards in the spiral guide groove 5, the smaller aggregates are easier to directly fall through the sieving holes 6 in the rolling process so as to be discharged quickly, the larger aggregates can fall in the rolling process for a relatively long time, the larger aggregates can roll along the surface all the time, the discharging time is longest, and the aggregates with different sizes can be obtained through the discharging time of the discharging hole 3;
a longitudinal through hole 7 is formed in the left side wall of the shell 1, the longitudinal through holes 7 are respectively positioned above the left sides of the corresponding guide grooves 5, a horizontal linkage rod 8 is connected to the inner side of each longitudinal through hole 7 in a sliding mode, a material blocking plate 9 is fixedly connected to the inner end of each horizontal linkage rod 8, the material blocking plates 9 are matched with the guide grooves 5, and the left ends of the horizontal linkage rods 8 are fixedly connected with longitudinal transmission rods 10;
a positioning bracket 11 is fixedly connected to the lower portion of the left side of the shell 1, a longitudinal threaded rod 12 is rotatably connected to the positioning bracket 11, a rotating handle 13 is fixedly connected to the bottom of the longitudinal threaded rod 12, a top block 14 is rotatably connected to the top of the longitudinal threaded rod 12, and the top block 14 is matched with the bottom end of the longitudinal transmission rod 10;
The bottom of the shell 1 is fixedly connected with upright posts 15 in a bilateral symmetry mode, and the bottom of each upright post 15 is fixedly connected with a horizontal bottom plate 16.
The number of spiral turns of the guide groove 5 is three.
The screw pitch of the guide groove 5 is 0.5-1 m.
The pitch of the longitudinal threaded rod 12 does not exceed 1 mm.
Example two: this embodiment is a further improvement of the previous embodiment: 1 bottom bilateral symmetry fixedly connected with vibrating motor 2 of casing promotes the aggregate in the device to fall fast through vibrating motor 2 and screens, at 16 below fixedly connected with shock pad 17 of horizontal base plate simultaneously, shock pad 17 is the annular, reduces the vibration of device during operation through shock pad 17.
The working principle of the invention is as follows: when in use, aggregates are poured into the guide groove 5 through the top of the guide groove 5, the aggregates roll down in the spiral guide groove 5, the smaller aggregates are more easy to directly fall through the sieving holes 6 in the rolling process so as to be discharged quickly, the relatively larger aggregates can fall down in the rolling process for a relatively longer time, the larger aggregates can roll along the surface all the time, the discharging time is longest, so that the aggregates with different sizes can be obtained through the discharging time of the discharging hole 3, the discharging gate 4 is in a punching plate shape, is closed in the screening process and matched with the screening process so as to avoid the mixing of the larger aggregates, the larger aggregates can be prevented from rolling down by adjusting the distance between the proper baffle plate 9 and the guide groove 5 in the screening process, the longitudinal threaded rod 12 can be rotated after the completion of one screening period, the baffle plate 9 is driven to move upwards, and the discharging gate 4 is opened simultaneously so as to discharge the larger aggregates, is convenient and quick.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The large combined gravel aggregate screening machine comprises a shell (1), wherein the bottom of the shell (1) protrudes downwards to form a cone, the center of the bottom of the shell (1) is provided with a discharge hole (3), the outer side of the discharge hole (3) is connected with a discharge gate (4), and the discharge gate (4) is of a punched plate-shaped structure, and is characterized in that the inner side of the shell (1) is fixedly connected with a spiral guide groove (5), the guide groove (5) is at least spirally wound for three circles, and the bottom of the guide groove (5) is provided with a screening hole (6); vertical through-hole (7) have been seted up to casing (1) left side wall, vertical through-hole (7) are located corresponding guide way (5) upper left side respectively, and vertical through-hole (7) inboard sliding connection has horizontal gangbar (8), and horizontal gangbar (8) inner fixedly connected with striker plate (9), striker plate (9) cooperate with guide way (5), horizontal gangbar (8) left end all with vertical transfer line (10) fixed connection, casing (1) left side below fixedly connected with locating support (11), rotate on locating support (11) and be connected with vertical threaded rod (12), vertical threaded rod (12) bottom fixedly connected with rotates handle (13), vertical threaded rod (12) top is rotated and is connected with kicking block (14), and kicking block (14) cooperate with vertical transfer line (10) bottom.
2. The large combined gravel aggregate screening machine according to claim 1, wherein the bottom of the shell (1) is fixedly connected with upright columns (15) in a bilateral symmetry mode, the bottom of each upright column (15) is fixedly connected with a horizontal bottom plate (16), and a shock pad (17) is fixedly connected below each horizontal bottom plate (16).
3. The large scale modular sand and stone aggregate screening machine according to claim 2, characterized in that the shock pad (17) is ring-shaped.
4. The large combined gravel aggregate screening machine according to claim 1, wherein the bottom of the shell (1) is fixedly connected with the vibrating motor (2) in a bilateral symmetry manner.
5. The large combined gravel and aggregate screening machine according to claim 1, wherein the number of spiral turns of the guide groove (5) is three.
6. A large scale combined sand and stone aggregate screening machine according to any one of claims 1 to 5, characterized in that the pitch of the guide grooves (5) is 0.5-1 m.
7. A large modular sand and stone aggregate screening machine according to claim 6, characterised in that the pitch of the longitudinal threaded rods (12) does not exceed 1 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911226128.9A CN110899081A (en) | 2019-12-04 | 2019-12-04 | Large-scale combination formula grit aggregate screening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911226128.9A CN110899081A (en) | 2019-12-04 | 2019-12-04 | Large-scale combination formula grit aggregate screening machine |
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| Publication Number | Publication Date |
|---|---|
| CN110899081A true CN110899081A (en) | 2020-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911226128.9A Pending CN110899081A (en) | 2019-12-04 | 2019-12-04 | Large-scale combination formula grit aggregate screening machine |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207254734U (en) * | 2017-08-09 | 2018-04-20 | 东莞市智锋五金制品有限公司 | Vibration separator |
| CN207805967U (en) * | 2017-12-25 | 2018-09-04 | 湖南康琪壹佰生物科技有限公司 | A kind of capsule screening machine |
| CN208131916U (en) * | 2018-01-27 | 2018-11-23 | 蒋盼盼 | A kind of heavy castings type core roughing sand multilevel screening device |
| CN208786945U (en) * | 2018-01-16 | 2019-04-26 | 山西能源学院 | A kind of underground coal and waste rock separation device for residual coal second mining |
| CN209349041U (en) * | 2018-11-12 | 2019-09-06 | 江华瑶族自治县益崧家庭农场有限公司 | A kind of grader of the tea processing convenient for discharging |
-
2019
- 2019-12-04 CN CN201911226128.9A patent/CN110899081A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207254734U (en) * | 2017-08-09 | 2018-04-20 | 东莞市智锋五金制品有限公司 | Vibration separator |
| CN207805967U (en) * | 2017-12-25 | 2018-09-04 | 湖南康琪壹佰生物科技有限公司 | A kind of capsule screening machine |
| CN208786945U (en) * | 2018-01-16 | 2019-04-26 | 山西能源学院 | A kind of underground coal and waste rock separation device for residual coal second mining |
| CN208131916U (en) * | 2018-01-27 | 2018-11-23 | 蒋盼盼 | A kind of heavy castings type core roughing sand multilevel screening device |
| CN209349041U (en) * | 2018-11-12 | 2019-09-06 | 江华瑶族自治县益崧家庭农场有限公司 | A kind of grader of the tea processing convenient for discharging |
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Application publication date: 20200324 |
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