CN220759943U - Sand screening device for building construction - Google Patents
Sand screening device for building construction Download PDFInfo
- Publication number
- CN220759943U CN220759943U CN202321960996.1U CN202321960996U CN220759943U CN 220759943 U CN220759943 U CN 220759943U CN 202321960996 U CN202321960996 U CN 202321960996U CN 220759943 U CN220759943 U CN 220759943U
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- Prior art keywords
- rotating shaft
- frame
- screen
- sliding
- sand
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- 239000004576 sand Substances 0.000 title claims abstract description 75
- 238000012216 screening Methods 0.000 title claims abstract description 52
- 238000009435 building construction Methods 0.000 title claims abstract description 11
- 230000001681 protective effect Effects 0.000 claims abstract description 16
- 239000004575 stone Substances 0.000 claims description 32
- 238000010276 construction Methods 0.000 claims description 11
- 238000013016 damping Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
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- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model relates to a sand screening device for building construction, which comprises a frame, a screening box, a screening frame, a protective cover, a first rotating shaft, a second rotating shaft and a third rotating shaft, wherein the screening box is arranged on the frame; a mounting frame is fixed on the frame; the screen box is adapted to be arranged in the installation frame, and a second rotating shaft is rotatably sleeved on the left side of the screen box; the left side of the screen box is provided with a third rotating shaft at the same end with the driving wheel, the driving wheel meshed with the driving wheel is sleeved on the third rotating shaft, and the first rotating shaft is arranged at the right side of the screen box; the screen frame is rotationally sleeved on the first rotating shaft, an arc screen plate is installed in the screen frame, first sliding grooves are formed in the lower portions of the front side and the rear side of the screen frame, a first sliding block is sleeved in the first sliding grooves in a sliding mode, and a sliding rod is fixed between the first sliding block and the first rotating shaft; the left side of the screen frame is fixedly connected with a second sliding block; the protection casing is fixed on the installing frame, and the protection casing is including setting up in protection casing left side and with first pivot concentric arc slide rail and feed inlet, second slider slip cap dress on the slide rail, has effectively solved the insufficient and inconvenient problem of cobble dumping of screening sand.
Description
Technical Field
The utility model relates to the technical field of constructional engineering equipment, in particular to a sand screening device for construction.
Background
In the building industry, sand is one of main building materials, and building sand is generally mixed with stones with different particle sizes and some impurities, so that fine sand with smaller particles is often used in building houses or other buildings, coarse sand is usually screened, screening is carried out by manually lifting sand and manually shaking a screen in a traditional screening mode, but the manual operation is repeated for a long time, the screening speed is low, and the working efficiency is low, so that the screening device is an indispensable screening mode.
At present, some common sand screening devices mainly adopt roller type or reciprocating vibration type, most roller type sand screening devices can not effectively and thoroughly separate sand and stones, and the roller can often enable the sand and the stones to fall downwards together in the rotating process, so that under the condition that the quantity of the sand is relatively large or the sand is relatively wet, the condition that the sand is not screened completely and falls along with the stones easily occurs, and due to different sizes of the stones, the stones are easily blocked in a screen, and each time, cleaning is needed; meanwhile, some sand screening devices in the market adopt horizontally placed screens, and then vibration is adopted to enable sand to be fully separated from stones, however, after separation. The screen cloth is required to be lifted out, then stones are poured out, time and labor are wasted, stones are scattered when the screen cloth is detached and lifted out, troubles are caused, working efficiency is reduced, and requirements cannot be met.
Based on this, it is necessary to study a sand screening device for construction.
Disclosure of Invention
In view of the above, the utility model aims to provide a sand screening device for building construction, which effectively solves the problems that the sand screening device is insufficient in sand screening process, sand and stones cannot be thoroughly separated, and the stones are inconvenient to pour after sand screening in the existing building construction sand screening process.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the sand screening device for the building construction is characterized by comprising a rack, a screen box, a screen frame, a protective cover, a first rotating shaft, a second rotating shaft and a third rotating shaft;
a mounting frame is fixed on the frame;
the screen box is matched and arranged in the mounting frame, fixed seats are fixed on the front side and the rear side of the screen box, and damping springs are arranged between the fixed seats and the mounting frame; a second rotating shaft is rotatably sleeved on the left side of the screen box, and a driving wheel is sleeved at the end part of the second rotating shaft; a third rotating shaft is arranged at the same end of the left side of the screen box and the driving wheel, a driving wheel meshed with the driving wheel is sleeved on the third rotating shaft, and a handle is arranged at the end part of the third rotating shaft; the bottom of the screen box is fixedly provided with a vibrating motor, and the right end of the screen box is fixedly connected with a sand and stone bucket;
the first rotating shaft is arranged on the right side of the screen box;
the screen frame is rotationally sleeved on the first rotating shaft, an arc screen plate is installed in the screen frame, first sliding grooves are formed in the lower portions of the front side and the rear side of the screen frame, a cylindrical first sliding block is sleeved in the first sliding grooves in a sliding mode, and a sliding rod is fixed between the first sliding block and the first rotating shaft; the left side of the screen frame is fixedly connected with a second sliding block;
the protective cover is fixedly connected to the mounting frame and comprises an arc-shaped sliding rail which is arranged on the left side of the protective cover and concentric with the first rotating shaft, and a feed inlet which is arranged at the upper end of the protective cover; the sliding rail is provided with a second sliding groove, and the second sliding block is sleeved in the second sliding groove in a sliding way.
Further, the right side of the screen frame is provided with a shaft sleeve, and the screen frame is rotationally sleeved on the rotating shaft through the shaft sleeve.
Further, the feed inlet is provided with an inclined guide plate.
Further, the damping springs are provided with four groups and are symmetrically arranged on the front side and the rear side of the screen box.
Further, the bottom end of the frame is provided with a travelling wheel, and the right end of the travelling wheel is fixedly connected with a supporting seat.
The beneficial effects of the technical scheme are as follows: the arc-shaped sieve plate is arranged in the sand screening device, so that sand containing impurities can be fully screened, sand screening of the sand screening device is ensured to be full, sand and impurity stones are separated more thoroughly, and the working quality is improved; the screen box right side sets up first pivot, and the cover is equipped with the reel in the first pivot rotation, and arc sieve is installed on the reel for the reel can rotate around first pivot, guarantees pouring out of impurity stone.
The utility model is provided with a second rotating shaft, the end part of the second rotating shaft is sleeved with a driving wheel, the same end of the second rotating shaft is provided with a third rotating shaft, and the third rotating shaft is sleeved with a driving wheel meshed with the driving wheel; the protective cover is provided with a sliding rail, the second sliding block is sleeved on the sliding rail in a sliding way, and the transmission wheel is driven to rotate by rotating the driving wheel, so that the first sliding block slides in the first sliding groove, the second sliding block slides in the second sliding groove and limits the sliding groove, and meanwhile, the sliding bar supports the sliding groove, so that the screen frame rotates around the first rotating shaft, and the impurity stones are poured into the sand and stone bucket to clean the impurity stones; wherein the slide rail is arranged to be an arc slide rail concentric with the first rotating shaft, so that the screen frame can rotate more reliably. The arc-shaped screen plate and the rotatable screen plate are matched, so that sand and stones can be screened fully, foreign stones can be cleaned conveniently, and the practicability of the sand screening device is improved.
The damping spring is adopted in the utility model, so that the impact can be effectively reduced, the stable operation of equipment is protected, and meanwhile, the elastic connection between the screen box and the frame is realized, so that the screen box can vibrate, and the sand screening work is realized.
According to the sand screening device, the inclined guide plate is arranged at the feed inlet, so that sand is ensured to flow into the screen plate during sand feeding, and insufficient screening caused by the fact that sand which is not screened enters the sand and stone bucket is avoided.
Drawings
FIG. 1 is a schematic diagram of a front view of a sand screening device for construction of the present utility model;
FIG. 2 is a schematic diagram of a left-hand cross-sectional structure of a sand screening device for construction of the present utility model;
FIG. 3 is an enlarged view of the structure at A of FIG. 2;
FIG. 4 is a schematic view of a rear view cross-section structure of a sand screening device for construction of the present utility model;
fig. 5 is an enlarged view of the structure at B of fig. 4.
Reference numerals: 1 is a frame, 2 is a screen box, 3 is a mounting frame, 4 is a protective cover, 5 is a damping spring, 6 is a screen frame, 7 is a second rotating shaft, 8 is a third rotating shaft, 9 is a handle, 10 is a vibrating motor, 11 is a sand and stone bucket, 12 is a sliding rail, 13 is a feeding port, 14 is a travelling wheel, 15 is a supporting seat, 16 is a first rotating shaft, 17 is a shaft sleeve, 18 is a sliding rod, 19 is a first sliding chute, 20 is a screen plate, 21 is a guide plate, and 22 is a second sliding chute.
Detailed Description
The sand screening device for building construction of the utility model is further described in detail below with reference to the accompanying drawings and the detailed description:
embodiment 1, this embodiment aims at providing a sand screening device for construction, and it mainly used sand and stone screening work when construction, and to current construction screening sand in-process, sand screening device sieves sand inadequately, can't thoroughly separate sand and stone, and the stone is emptyd inconvenient problem after sieving sand, this embodiment provides a sand screening device for construction.
As shown in fig. 1 to 5, a sand screening device for construction comprises a frame 1, a screen box 2, a screen frame 6, a protective cover 4, a first rotating shaft 16, a second rotating shaft 7 and a third rotating shaft 8; the bottom end of the frame 1 is provided with a travelling wheel 14, the right side of the travelling wheel 14 is fixedly connected with a supporting seat 15, the travelling wheel 14 and the supporting seat 15 are symmetrically arranged on the front side and the rear side of the frame 1, and the travelling wheel 14 and the supporting seat 15 are respectively provided with two travelling wheels; a mounting frame 3 is fixed on the frame 1.
The screen box 2 is suitable to be assembled in the installation frame 3, the front side and the rear side of the screen box are both fixed with fixed seats, damping springs 5 are arranged between the fixed seats and the installation frame 3, the damping springs 5 are provided with four groups and are symmetrically arranged on the front side and the rear side of the screen box 2, threaded rods are arranged on the fixed seats and the installation frame 3, and the two ends of the damping springs 5 are sleeved on the threaded rods and locked and fixed through locking nuts; the left side of the screen box 2 is rotatably sleeved with a second rotating shaft 7, the end part of the second rotating shaft 7 is sleeved with a driving wheel, the same end of the left side of the screen box 2 as the driving wheel is fixedly connected with a mounting seat, a third rotating shaft 8 is rotatably sleeved on the mounting seat, a driving wheel meshed with the driving wheel is sleeved on the third rotating shaft 8, the end part of the third rotating shaft 8 is provided with a handle, the bottom of the screen box 2 is fixedly provided with a vibrating motor 10, and the vibrating motor 10 is used for realizing vibration of the screen box, so that sand screening work is completed; the right end of the screen box 2 is fixedly connected with a sand and stone bucket for collecting and cleaning impurity stones.
The first rotating shaft 16 is arranged on the right side of the screen box 2, the shaft sleeve 17 is arranged on the right side of the screen frame 6, the screen frame 6 is rotatably sleeved on the first rotating shaft 16 through the shaft sleeve 17, the arc screen plate 20 is arranged in the screen frame 6, the arc screen plate 20 can screen sand more fully, the working quality and the working efficiency are improved, the first sliding grooves 19 are formed in the lower parts of the front side and the rear side of the screen frame 6, two first sliding grooves 19 are formed, a cylindrical first sliding block is sleeved in the first sliding grooves 19 in a sliding mode, a sliding rod 18 is fixed between the first sliding block and the first rotating shaft 16, and the two sliding rods 18 are arranged; the driving wheel is driven by rotating the driving wheel, so that the first sliding block slides to support the screen frame 6 through the sliding rod 18, and the screen frame 6 rotates around the first rotating shaft; the left side of the screen frame is fixedly connected with a second sliding block.
The protective cover 4 is fixedly connected to the mounting frame 3, the protective cover 4 comprises an arc-shaped sliding rail 12 which is arranged on the left side of the protective cover 4 and concentric with the first rotating shaft 16 and a feed inlet 13 which is arranged at the upper end of the protective cover 4, a second sliding groove 22 which corresponds to a second sliding block is arranged on the sliding rail 12, the second sliding block is sleeved in the second sliding groove 22 in a sliding manner, the arc-shaped sliding rail 12 can play a supporting and limiting role when the screen frame 6 rotates, the stability of the screen frame 6 during rotation is improved, and the screen frame 6 rotates more reliably; an inclined guide plate 21 is arranged on one side of the feed inlet 13 to ensure that the sand flows into the sieve plate 20 during sand feeding, so that the sand for screening is prevented from entering the sand hopper 11, and incomplete screening is avoided.
The specific implementation manner of the embodiment is as follows: firstly, the sand screening device is pushed to a place where sand is required to be screened, the vibrating motor 10 is started, sand to be screened flows into the screen plate 20 through the feeding hole 13, the vibrating motor 10 vibrates to drive the screen box 2 and the screen frame 6 which is rotationally sleeved on the first rotating shaft 16 to vibrate, sand screening work is carried out, at the moment, in the screening process, screened impurity stones can remain on the screen plate, when a certain amount of impurity stones remain on the screen plate, the vibrating motor 10 can be closed, constructors rotate the driving wheel through the handle 9 to drive the driving wheel to rotate, the first sliding block slides in the first sliding groove 19, meanwhile, the second sliding block slides in the second sliding groove 22, the screen frame 6 is supported by the sliding rod to rotate around the first rotating shaft 16, the impurity stones are cleaned, the impurity stones are poured into the sand and stone hopper 11, and then the vibrating motor 10 is restarted to continue the sand screening work.
Claims (5)
1. The sand screening device for the building construction is characterized by comprising a rack, a screen box, a screen frame, a protective cover, a first rotating shaft, a second rotating shaft and a third rotating shaft;
a mounting frame is fixed on the frame;
the screen box is matched and arranged in the mounting frame, fixed seats are fixed on the front side and the rear side of the screen box, and damping springs are arranged between the fixed seats and the mounting frame; the left side of the screen box is rotatably sleeved with a second rotating shaft; a third rotating shaft is arranged at the same end of the left side of the screen box and the driving wheel, a driving wheel meshed with the driving wheel is sleeved on the third rotating shaft, and a handle is arranged at the end part of the third rotating shaft; the bottom of the screen box is fixedly provided with a vibrating motor, and the right end of the screen box is fixedly connected with a sand and stone bucket;
the first rotating shaft is arranged on the right side of the screen box;
the screen frame is rotationally sleeved on the first rotating shaft, an arc screen plate is installed in the screen frame, first sliding grooves are formed in the lower portions of the front side and the rear side of the screen frame, a cylindrical first sliding block is sleeved in the first sliding grooves in a sliding mode, and a sliding rod is fixed between the first sliding block and the first rotating shaft; the left side of the screen frame is fixedly connected with a second sliding block;
the protective cover is fixedly connected to the mounting frame and comprises an arc-shaped sliding rail which is arranged on the left side of the protective cover and concentric with the first rotating shaft, and a feed inlet which is arranged at the upper end of the protective cover; the sliding rail is provided with a second sliding groove, and the second sliding block is sleeved in the second sliding groove in a sliding way.
2. The sand screening device for building construction according to claim 1, wherein: the right side of the screen frame is provided with a shaft sleeve, and the screen frame is rotationally sleeved on the rotating shaft through the shaft sleeve.
3. The sand screening device for building construction according to claim 1, wherein: the feed inlet is provided with an inclined guide plate.
4. A sand screening device for building construction according to any one of claims 1-3, wherein: the damping springs are provided with four groups and are symmetrically arranged on the front side and the rear side of the screen box.
5. The sand screening device for construction according to claim 4, wherein: the bottom end of the frame is provided with a travelling wheel, and the right end of the travelling wheel is fixedly connected with a supporting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321960996.1U CN220759943U (en) | 2023-07-25 | 2023-07-25 | Sand screening device for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321960996.1U CN220759943U (en) | 2023-07-25 | 2023-07-25 | Sand screening device for building construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220759943U true CN220759943U (en) | 2024-04-12 |
Family
ID=90605432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321960996.1U Active CN220759943U (en) | 2023-07-25 | 2023-07-25 | Sand screening device for building construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220759943U (en) |
-
2023
- 2023-07-25 CN CN202321960996.1U patent/CN220759943U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |