CN112317313A - Sand screening device for building construction - Google Patents
Sand screening device for building construction Download PDFInfo
- Publication number
- CN112317313A CN112317313A CN202011115153.2A CN202011115153A CN112317313A CN 112317313 A CN112317313 A CN 112317313A CN 202011115153 A CN202011115153 A CN 202011115153A CN 112317313 A CN112317313 A CN 112317313A
- Authority
- CN
- China
- Prior art keywords
- screening
- sand
- gear
- groove
- reciprocating
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/38—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens oscillating in a circular arc in their own plane; Plansifters
-
- 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
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- 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
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention relates to the field of constructional engineering, in particular to a sand screening device for building construction, which comprises a reciprocating pressing structure and a screening mechanism, wherein the reciprocating pressing structure acts on the screening mechanism; the screening structure comprises a screening groove structure and a gear structure, and the gear structure rotates to drive the screening groove structure to rotate in a reciprocating manner; the reciprocating pressing structure comprises a reciprocating structure, and a pressing rod structure connected to the reciprocating structure is driven to press sand through the reciprocating structure.
Description
Technical Field
The invention relates to the field of constructional engineering, in particular to a sand screening device for building construction.
Background
In the construction process of a building, in order to prepare the required concrete mortar, sand which is one of concrete materials needs to be screened, and the sand with different fineness also becomes a traditional Chinese medicine factor which influences the quality of the prepared concrete.
Because the sand is moist at current sand screening plant for at the in-process of screening, the sand bonds together, is difficult for the screening, leads to the problem of the efficiency decline of screening, also leads to the sand of screening to depend on the problem that the screen cloth hinders the screening simultaneously.
Disclosure of Invention
The invention aims to provide a sand screening device for building construction, which solves the problems that in the screening process of the existing sand screening device, due to the fact that sand is wet, the sand is bonded together and is not easy to screen, so that screening efficiency is reduced, and meanwhile, the screened sand is attached to a screen to block screening.
To achieve the above object, the present invention provides a sand sieving device for building construction: the sand screening device comprises a reciprocating pressing structure and a screening mechanism, wherein the reciprocating pressing structure acts on the screening structure, and sand on the screening structure is pressed to assist screening through the reciprocating pressing structure, wherein the sand screening mechanism is arranged on the screening structure;
the screening structure comprises a screening groove structure and a gear structure, and the gear structure rotates to drive the screening groove structure to rotate in a reciprocating manner; reciprocal structure of pressing includes reciprocal structure, drives through reciprocal structure to connect and presses the pole structure to press the sand structurally, assists the screening structure screening.
The sand screening device drives the screening structure to rotate in a reciprocating mode through the gear structure, sand in the screening groove structure is screened, and meanwhile due to the fact that moisture of the sand to be screened is easy to adhere, the sand needs to be subjected to external force action by the reciprocating mechanism to assist the screening structure in screening the sand.
Avoided current sand screening plant because the sand is moist for the in-process sand that sieves bonds together, is difficult for the screening, leads to the problem of the efficiency decline of screening, also leads to the sand of screening to depend on the problem that hinders the screening at the screen cloth simultaneously.
As a further explanation of the inventive solution: the reciprocating structure comprises a gear and a sliding frame, wherein the gear is fixedly mounted on the box body, a rack ring is arranged inside the sliding frame, two ends of the rack ring are designed in an arc shape, the gear is meshed with a rack inside the sliding frame, and the sliding frame is driven to move through rotation of the gear.
As a still further explanation of the inventive solution: the utility model discloses a gear box, including the sliding frame, the sliding frame outside is provided with the stopper, the stopper is inside to have seted up the cavity, and the sliding frame left and right sides passes through slide bearing and the inside left and right sides sliding connection of stopper, and the one end of downside fixed connection spring on the sliding frame, fixed connection about the other end of spring and the stopper support the inside rack and the gear in close engagement that make the sliding frame through the elasticity of spring.
As a still further explanation of the inventive solution: stopper both ends fixedly connected with dead lever, box upper portion are provided with spacing frame, and the spacing groove of horizontal correspondence is seted up to spacing frame both sides, and the dead lever passes through slide bearing sliding connection at the spacing inslot, makes stopper lateral sliding through the limiting displacement of spacing groove.
As a still further explanation of the inventive solution: the screening structure comprises a screening groove and a pressing rod, wherein,
the lower part of the screening groove is provided with a screen, the outer side of the screening groove is fixedly connected with a rack which is meshed with the gear structure, and the rotation of the gear structure drives the screening groove to rotate;
according to press depression bar one end through slide bearing and sliding frame bottom sliding connection, the spacing groove of vertical direction is seted up to spacing frame bottom, is provided with the baffle according to the depression bar, and baffle lower part fixed connection spring's one end, spring other end fixed connection are inboard at spacing frame, press the depression bar through sliding connection in the spacing groove of vertical direction, and spacing through the vertical direction spacing groove for the reciprocating motion of vertical direction can only be carried out according to the depression bar.
As a still further explanation of the inventive solution: the screen cloth is connected with the screening groove in a detachable mode, and the screen cloth with the size specification is replaced according to the requirement of unused screening sand.
As a still further explanation of the inventive solution: the gear structure comprises a driving gear and a driven gear, the driving gear and the driven gear are meshed with a rack fixedly connected with the outer side of the screening groove and are connected with each other, the driving gear is fixedly connected to one side of the box body through a rotating motor, the driven gear is fixedly connected to the other side of the box body through a fixing rod, and the driving gear is driven to rotate positively and negatively through the rotating motor, so that the screening groove is driven to rotate in a reciprocating mode.
As a still further explanation of the inventive solution: the rotating motor controls the driving gear to rotate positively and negatively through the relay.
Compared with the prior art, the invention has the beneficial effects that: a sand screening device for building construction: the sand screening device comprises a reciprocating pressing structure and a screening mechanism, wherein the reciprocating pressing structure acts on the screening structure, and sand on the screening structure is pressed to assist screening through the reciprocating pressing structure, wherein the sand screening mechanism is arranged on the screening structure; the screening structure comprises a screening groove structure and a gear structure, and the gear structure rotates to drive the screening groove structure to rotate in a reciprocating manner; reciprocal structure of pressing includes reciprocal structure, drives through reciprocal structure to connect and presses the pole structure to press the sand structurally, assists screening structure screening sand.
According to the sand screening device, the driving gear is driven to rotate positively and negatively through the rotating motor, so that the screening groove meshed with the driving gear through the rack arranged at the lower part is driven to rotate periodically, meanwhile, the reciprocating pressing structure arranged at the upper part of the box body drives the sliding frame to reciprocate in the vertical direction through the rotation of the gear, so that the pressing rod connected with the sliding frame in a sliding mode is driven to press sand in the screening groove, the sand is pressed in a reciprocating mode through the pressing rod, the screening efficiency is improved, and meanwhile, the problem that in the existing sand screening device, due to the fact that the sand is wet, the sand is bonded together in the screening process and is not easy to screen, the screening efficiency is reduced, and meanwhile, the problem that the screened sand.
Drawings
Fig. 1 is a schematic structural view of a sand sieving apparatus for building construction.
Fig. 2 is an enlarged schematic view of a point a in fig. 1.
Fig. 3 is a schematic structural view of the sliding frame in fig. 2.
In the figure: 1-a box body; 2-reciprocating pressing structure; 3-pressing the lever; 4-screening the tank; 5-rotating the motor; 6-driven gear; 7-a rack; 8-a drive gear; 9-a conveyor belt; 21-a gear; 22-a sliding frame; 23-a limiting block.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments.
The invention aims to provide a sand screening device for building construction, which solves the problems that in the existing sand screening device, due to the fact that sand is wet, the sand is bonded together and is not easy to screen in the screening process, the screening efficiency is reduced, and meanwhile, the screened sand is attached to a screen to block screening.
As shown in fig. 1, in an embodiment of the present invention, a sand sieving apparatus for building construction: the sand screening device comprises a reciprocating pressing structure 2 and a screening mechanism, wherein sand on the screening structure is pressed by the reciprocating pressing structure 2 to assist screening; the screening structure comprises a screening groove 4 structure and a gear 21 structure, and the gear 21 structure rotates to drive the screening groove 4 structure to rotate in a reciprocating manner; reciprocal structure 2 of pressing includes reciprocal structure and presses the depression bar 3, drives through reciprocal structure reciprocating motion and connects and structurally press the depression bar 3 structure to reciprocal the pressing of sand, assists the screening structure screening.
In another embodiment of the present invention, as shown in fig. 1 to 3, the reciprocating structure comprises a gear 21 and a sliding frame 22, wherein the gear 21 is fixedly installed on the box body 1, a rack ring is installed inside the sliding frame 22, two ends of the rack ring are designed to be arc-shaped, the gear 21 is engaged with a rack inside the sliding frame 22, and the sliding frame 22 is driven to move by the rotation of the gear 21.
As shown in fig. 1 and fig. 2, in another embodiment of the present invention, a limiting block 23 is disposed outside the sliding frame 22, a cavity is disposed inside the limiting block 23, the left and right sides of the sliding frame 22 are slidably connected to the left and right sides inside the limiting block 23 through sliding bearings, the upper and lower sides of the sliding frame 22 are fixedly connected to one end of a spring, the other end of the spring is fixedly connected to the limiting block 23, and the spring supports the sliding frame 22 so that a rack inside the sliding frame 22 is tightly engaged with the gear 21.
As shown in fig. 1 and 2, in another embodiment of the present invention, two ends of the limiting block 23 are fixedly connected with fixing rods, the upper portion of the box body 1 is provided with a limiting frame, two sides of the limiting frame are provided with transversely corresponding limiting grooves, the fixing rods are slidably connected in the limiting grooves through sliding bearings, and the limiting block 23 is made to transversely slide through the limiting function of the limiting grooves.
In another embodiment of the present invention, as shown in fig. 1, the screening structure includes a screening groove 4 and a pressing rod 3, wherein a screen is installed at the lower portion of the screening groove 4, a rack 7 is fixedly connected to the outer side of the screening groove 4, the rack 7 is structurally engaged with a gear 21, and the gear 21 is structurally rotated to drive the screening groove 4 to rotate.
In another embodiment of the present invention, as shown in fig. 1, one end of the pressing rod 3 is slidably connected to the bottom of the sliding frame 22 through a sliding bearing, a vertical limiting groove is formed in the bottom of the limiting frame, the pressing rod 3 is provided with a baffle, one end of a spring is fixedly connected to the lower portion of the baffle, the other end of the spring is fixedly connected to the inner side of the limiting frame, the pressing rod 3 is slidably connected to the vertical limiting groove, and the pressing rod 3 can only reciprocate vertically through the limitation of the vertical limiting groove,
as shown in fig. 1, in an advantageous embodiment of the present invention, the screen mesh is detachably connected to the screening tank 4, the size of the screen mesh is changed according to the requirement of the unused screening sand, and the screen mesh is made of a metal wire with good wear resistance.
As shown in fig. 1, in an advantageous embodiment of the present invention, the gear 21 structure includes a driving gear 8 and a driven gear 6, the driving gear 8 and the driven gear 6 are engaged with a rack 7 fixedly connected to the outer side of the screening slot 4, wherein the driving gear 8 is fixedly connected to one side of the box body 1 by a rotating motor 5, the driven gear 6 is fixedly connected to the other side of the box body 1 by a fixing rod, and the driving gear 8 is driven by the rotating motor 5 to rotate forward and backward, so as to drive the screening slot 4 to rotate back and forth.
As shown in fig. 1, in an advantageous embodiment of the present invention, the rotating motor 5 controls the driving gear 8 to rotate forward and backward through a relay, the present invention uses electronic control for controlling the driving gear to rotate forward and backward, the driving gear 8 can be controlled to rotate through the relay, or both mechanical gear control can be used, the structure of the relay control is simplified, and the technology is mature.
A sieve sand device for construction usefulness's advantage lies in: the sand screening device comprises a reciprocating pressing structure 2 and a screening mechanism, wherein the reciprocating pressing structure 2 acts on a screening structure, and sand on the screening structure is pressed by the reciprocating pressing structure 2 to assist screening, wherein; the screening structure comprises a screening groove 4 structure and a gear 21 structure, and the gear 21 structure rotates to drive the screening groove 4 structure to rotate in a reciprocating manner; reciprocal structure 2 of pressing includes reciprocal structure, drives through reciprocal structure to connect and presses the pressure pole 3 structures to press the sand structurally, assists screening structure screening sand. In the using process of the sand screening device, the driving gear 8 is driven to rotate positively and negatively by the rotating motor 5, so that the screening groove 4 meshed with the driving gear 8 through the rack 7 arranged at the lower part is driven to rotate periodically, meanwhile, the reciprocating pressing structure 2 arranged at the upper part of the box body 1 drives the sliding frame 22 to reciprocate in the vertical direction through the rotation of the gear 21, so that the pressing rod 3 connected with the sliding frame 22 in a sliding way is driven to press sand in the screening groove 4, the sand is pressed in a reciprocating way through the pressing rod 3, the screening efficiency is improved, when the pressing rod 3 moves upwards, the sand in the screening groove is uniformly shaken through the rotation of the screen groove, meanwhile, some sand easy to screen falls onto the conveying belt 9 arranged at the bottom, when the pressing rod 3 moves downwards to press the sand, the wet sand difficult to screen is assisted to screen, and meanwhile, the existing sand screening device is also prevented from, the sand is bonded together at the in-process of screening, is difficult for screening, leads to the problem of the efficiency decline of screening, also leads to the sand of screening to depend on the problem that the screen cloth hinders the screening simultaneously.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (9)
1. A sand screening device for building construction is characterized by comprising a reciprocating pressing structure and a screening mechanism, wherein the reciprocating pressing structure acts on a screening structure, and sand on the screening structure is pressed by the reciprocating pressing structure to assist screening, wherein the sand screening mechanism comprises a sand inlet and a sand outlet;
the screening structure comprises a screening groove structure and a gear structure, and the gear structure rotates to drive the screening groove structure to rotate in a reciprocating manner;
reciprocal press structure includes reciprocal structure, drives through reciprocal structure to connect and presses the press rod structure to press the sand to assist the screening in its structural.
2. The sand screening device for building construction according to claim 1, wherein the reciprocating structure comprises a gear and a sliding frame, wherein the gear is fixedly installed on the box body, a rack ring is arranged inside the sliding frame, two ends of the rack ring are designed in an arc shape, and the gear is meshed with a rack inside the sliding frame.
3. The sand screening device for building construction according to claim 2, wherein a limiting block is arranged outside the sliding frame, a cavity is formed inside the limiting block, the left side and the right side of the sliding frame are slidably connected with the left side and the right side inside the limiting block through sliding bearings, one end of the spring is fixedly connected with the upper side and the lower side of the sliding frame, and the other end of the spring is fixedly connected with the limiting block.
4. The sand screening device for building construction as claimed in claim 3, wherein the two ends of the limiting block are fixedly connected with fixing rods, the upper part of the box body is provided with a limiting frame, two sides of the limiting frame are provided with transversely corresponding limiting grooves, and the fixing rods are slidably connected in the limiting grooves through sliding bearings.
5. The sand screening device for building construction according to claim 1, wherein the screening structure comprises a screening groove and a pressing rod, wherein a screen is installed at the lower part of the screening groove, a rack is fixedly connected to the outer side of the screening groove, the rack is meshed with the gear structure, and the gear structure rotates to drive the screening groove to rotate.
6. The sand screening device for building construction according to claim 5, wherein the screen mesh is detachably connected with the screening groove.
7. The sand screening device for construction according to claim 6, wherein the gear structure comprises a driving gear and a driven gear engaged with a rack fixedly connected to the outside of the screening chute, wherein the driving gear is fixedly connected to one side of the casing by a rotation motor, and the driven gear is fixedly connected to the other side of the casing by a fixing rod.
8. The sand screening device for building construction according to claim 7, wherein the rotating motor controls the driving gear to rotate forward and backward through a relay.
9. The sand screening device for building construction according to claim 5, wherein one end of the pressing rod is slidably connected with the bottom of the sliding frame through a sliding bearing, a vertical limiting groove is formed in the bottom of the limiting frame, the pressing rod is provided with a baffle, the lower part of the baffle is fixedly connected with one end of the spring, the other end of the spring is fixedly connected to the inner side of the limiting frame, and the pressing rod is slidably connected in the vertical limiting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011115153.2A CN112317313A (en) | 2020-10-19 | 2020-10-19 | Sand screening device for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011115153.2A CN112317313A (en) | 2020-10-19 | 2020-10-19 | Sand screening device for building construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112317313A true CN112317313A (en) | 2021-02-05 |
Family
ID=74314020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011115153.2A Withdrawn CN112317313A (en) | 2020-10-19 | 2020-10-19 | Sand screening device for building construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112317313A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115254858A (en) * | 2022-08-09 | 2022-11-01 | 安徽德昌药业股份有限公司 | Drying device is washed to cortex moutan |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2223146A1 (en) * | 1972-05-12 | 1973-11-29 | Allgaier Werke Gmbh | Sieving machine - for sepg solids and liquids |
| CN108144843A (en) * | 2018-01-05 | 2018-06-12 | 蔡宜和 | Ore in sand form screening installation based on the separation of arc beat |
| CN108633948A (en) * | 2018-04-25 | 2018-10-12 | 凤冈县富源茯苓有限责任公司 | Poria cocos is looked unfamiliar production device |
| CN108855908A (en) * | 2018-06-14 | 2018-11-23 | 兰新伟 | A kind of building Special screen sand equipment |
| CN209334182U (en) * | 2018-12-24 | 2019-09-03 | 宿迁市博成科技有限公司 | A kind of sand sponge screening plant |
-
2020
- 2020-10-19 CN CN202011115153.2A patent/CN112317313A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2223146A1 (en) * | 1972-05-12 | 1973-11-29 | Allgaier Werke Gmbh | Sieving machine - for sepg solids and liquids |
| CN108144843A (en) * | 2018-01-05 | 2018-06-12 | 蔡宜和 | Ore in sand form screening installation based on the separation of arc beat |
| CN108633948A (en) * | 2018-04-25 | 2018-10-12 | 凤冈县富源茯苓有限责任公司 | Poria cocos is looked unfamiliar production device |
| CN108855908A (en) * | 2018-06-14 | 2018-11-23 | 兰新伟 | A kind of building Special screen sand equipment |
| CN209334182U (en) * | 2018-12-24 | 2019-09-03 | 宿迁市博成科技有限公司 | A kind of sand sponge screening plant |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115254858A (en) * | 2022-08-09 | 2022-11-01 | 安徽德昌药业股份有限公司 | Drying device is washed to cortex moutan |
| CN115254858B (en) * | 2022-08-09 | 2024-02-27 | 安徽德昌药业股份有限公司 | Cortex moutan washing and wetting drying device |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210205 |
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| WW01 | Invention patent application withdrawn after publication |