CN220991673U - Sand screening machine for constructional engineering - Google Patents
Sand screening machine for constructional engineering Download PDFInfo
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- CN220991673U CN220991673U CN202322595491.6U CN202322595491U CN220991673U CN 220991673 U CN220991673 U CN 220991673U CN 202322595491 U CN202322595491 U CN 202322595491U CN 220991673 U CN220991673 U CN 220991673U
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- main frame
- fixedly connected
- rotary screen
- telescopic
- sand
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- 239000004576 sand Substances 0.000 title claims abstract description 63
- 238000012216 screening Methods 0.000 title claims abstract description 47
- 238000010276 construction Methods 0.000 claims abstract description 20
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 22
- 239000004575 stone Substances 0.000 description 9
- 239000003381 stabilizer Substances 0.000 description 6
- 230000008602 contraction Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- FPVGTPBMTFTMRT-NSKUCRDLSA-L fast yellow Chemical compound [Na+].[Na+].C1=C(S([O-])(=O)=O)C(N)=CC=C1\N=N\C1=CC=C(S([O-])(=O)=O)C=C1 FPVGTPBMTFTMRT-NSKUCRDLSA-L 0.000 description 1
- 235000019233 fast yellow AB Nutrition 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
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- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model discloses a sand screening machine for building engineering, which relates to the technical field of building engineering construction and comprises a main frame and a rotary screen, wherein the rotary screen is rotationally connected inside the main frame, a motor for driving the rotary screen to rotate is fixedly connected on the main frame, a charging hopper is fixedly connected on the main frame, a rear support is fixedly connected on one side of the main frame, a travelling wheel is rotationally connected on the rear support, a front support rod is fixedly connected on the other side of the main frame, and a telescopic adjusting assembly is arranged on the front support rod. According to the utility model, the inclination angle of the rotary screen can be adjusted according to different types of yellow sand, so that the flow rate of the yellow sand in the rotary screen can be adjusted according to the types of the yellow sand, and the screening efficiency and the screening effect of the different types of yellow sand are ensured; in addition, the equipment is carried and transferred in a time-saving and labor-saving manner, and great convenience is brought to the construction of the building engineering.
Description
Technical Field
The utility model relates to the technical field of construction engineering, in particular to a sand screening machine for construction engineering.
Background
The main materials used in the construction of the building engineering are yellow sand, cement and stones, the thickness and the quality of the yellow sand directly influence the solidification quality of the concrete building, and the quality of the whole construction of the building engineering, so that the yellow sand is required to be screened, and sundries such as stones and the like in the yellow sand are screened out.
At present, yellow sand is screened mainly through a roller sand screening machine, the roller sand screening machine mainly comprises a roller screen and a motor for driving the roller screen to rotate, the roller screen is generally arranged in a fixed-angle inclined mode, materials such as yellow sand can be automatically and downwards screened, the speed of yellow sand screening is determined by the inclination angle of the roller screen, and the speed of yellow sand flowing is faster as the inclination angle is larger, and otherwise, the speed of yellow sand flowing is slower. Because debris quantity such as the inside stone of different kinds of yellow sand is different, when debris such as stone is more, thinner yellow sand can be quick abundant through the drum sieve fall, if the yellow sand flow rate is slower this moment, can influence screening efficiency, and when debris such as stone is less, thinner yellow sand is because account for more, if the yellow sand flow rate is faster this moment, the fine yellow sand of part of very easy occurrence can't fully pass through the drum sieve fall, but follow debris such as stone and be screened out together, lead to screening effect relatively poor.
Accordingly, in view of the above-described problems, it is necessary to provide a sand screening machine for construction engineering.
Disclosure of utility model
The utility model aims to provide a sand screening machine for construction engineering, which can solve the problems that the screening efficiency is affected by slower yellow sand flow rate and the screening effect is poor due to too fast yellow sand flow rate.
In order to achieve the above purpose, the utility model provides a sand screening machine for construction engineering, which comprises a main frame and a rotary screen, wherein the rotary screen is rotationally connected inside the main frame, a motor for driving the rotary screen to rotate is fixedly connected on the main frame, a charging hopper is fixedly connected on the main frame, a rear support is fixedly connected on one side of the main frame, a travelling wheel is rotationally connected on the rear support, a front support rod is fixedly connected on the other side of the main frame, and a telescopic adjusting assembly is arranged on the front support rod.
In one or more embodiments, the telescopic adjustment assembly includes a telescopic hole formed in the bottom end of the front strut and a telescopic rod capable of telescoping inside the telescopic hole.
In one or more embodiments, the telescoping rod and the telescoping bore are threadably engaged.
In one or more embodiments, the telescopic rod is fixedly connected with a rotating wheel.
In one or more embodiments, the base plate is installed at the bottom end of the telescopic rod, and a universal connection structure is arranged between the telescopic rod and the base plate.
In one or more embodiments, the universal connection structure includes stabilizer blade, universal ball and spherical groove, stabilizer blade fixed connection is in the bottom of telescopic link, universal ball fixed connection is in the bottom of stabilizer blade, spherical groove is seted up on the backing plate, phase-match between universal ball and the spherical groove.
In one or more embodiments, an armrest is fixedly connected to one side of the main frame.
In one or more embodiments, a collecting trough is installed below the trommel.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, the inclination angle of the rotary screen can be adjusted according to different types of yellow sand, so that the flow rate of the yellow sand in the rotary screen can be adjusted according to the types of the yellow sand, and the screening efficiency and the screening effect of the different types of yellow sand are ensured; in addition, the equipment is carried and transferred in a time-saving and labor-saving manner, and great convenience is brought to the construction of the building engineering.
Drawings
Fig. 1 is a schematic structural view of a sand screening machine for construction engineering according to an embodiment of the present utility model.
Fig. 2 is a schematic structural diagram of a sand screening machine for construction engineering according to an embodiment of the present utility model.
Fig. 3 is a schematic view of a front strut structure of a sand screening machine for construction engineering according to an embodiment of the present utility model.
Fig. 4 is a cross-sectional view of a front pole of a sand screening machine for construction engineering according to an embodiment of the present utility model.
Fig. 5 is an enlarged cross-sectional view of a mat for a sand screening machine for construction engineering according to an embodiment of the present utility model.
The main reference numerals illustrate:
1. A main frame; 2. a drum screen; 3. a rear bracket; 4. a hopper; 5. a walking wheel; 6. a material collecting groove; 7. an armrest; 8. a front strut; 801. a telescopic rod; 8011. a support leg; 8012. a universal ball; 802. a rotating wheel; 803. a telescopic hole; 9. a motor; 10. a backing plate; 1001. a spherical groove.
Detailed Description
The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.
As shown in fig. 1 to 5, a sand screening machine for construction engineering according to an embodiment of the present utility model includes a main frame 1 and a trommel 2, a pair of ball bearings are fixedly connected to the main frame 1, and both ends of the trommel 2 are rotatably connected to the inside of the main frame 1 through the ball bearings. The main frame 1 is fixedly connected with a motor 9 for driving the rotary screen 2 to rotate, and the rotary screen 2 can be driven to rotate through the motor 9 to screen yellow sand.
Referring to fig. 1 and 2, a hopper 4 is fixedly connected to the main frame 1, and a material guiding channel is fixedly connected to the bottom of the hopper 4 and extends into the drum screen 2.
Specifically, the yellow sand material to be screened can be directly poured into the hopper 4, and the material can automatically enter the inside of the rotary screen 2 through the material guide channel at the bottom of the hopper 4, and at the moment, the motor 9 drives the rotary screen 2 to rotate, so that the screening of the material is realized.
Referring to fig. 1 and 2, a rear bracket 3 is fixedly connected to one side of the main frame 1, and the rear bracket 3 is used for supporting the main frame 1. The rear bracket 3 is rotationally connected with the travelling wheel 5, and the travelling wheel 5 is convenient for pushing the sand screening machine to move, and is convenient for transferring and carrying the sand screening machine.
One side of the main frame 1 is fixedly connected with an armrest 7, and constructors can manually control the sand screening machine to move through the armrest 7, so that the operation is convenient.
A material collecting groove 6 is arranged below the rotary screen 2, and a material outlet is arranged at the bottom of the material collecting groove 6. The fine sand falling from the rotary screen 2 can be collected through the collecting groove 6 and is intensively discharged through the discharge hole, so that the fine sand can be conveniently collected and transferred.
Referring to fig. 1 and 2, a pair of front struts 8 are fixedly connected to the other side of the main frame 1, and the main frame 1 can be supported by the pair of front struts 8. Wherein, the height of preceding branch 8 is less than the height of back support 3, when supporting main frame 1 through preceding branch 8 and back support 3, main frame 1 can incline to the one side of branch 8 to make drum sieve 2 be incline state, can make the material flow down voluntarily in the screening process like this, thereby screen the unloading simultaneously.
It is noted that the inclination angle of the trommel 2 determines the downward flow rate during the material screening process, that is, the inclination angle of the trommel 2 determines the material screening rate.
Referring to fig. 3 and 4, a telescopic adjusting assembly is provided on the front strut 8. The telescopic adjusting assembly comprises a telescopic hole 803 formed in the bottom end of the front supporting rod 8 and a telescopic rod 801 capable of stretching out and drawing back inside the telescopic hole 803.
Specifically, the telescopic rod 801 is in threaded fit with the telescopic hole 803, and the telescopic rod 801 can stretch out and draw back in the telescopic hole 803 under the driving action of threads in the rotation process. The supporting height of the front supporting rod 8 to the main frame 1 can be adjusted through the expansion and contraction of the expansion and contraction rod 801, and the inclination angle of the rotary screen 2 is determined by the supporting height of the front supporting rod 8 to the main frame 1, so that the inclination angle of the rotary screen 2 can be adjusted through the expansion and contraction adjustment of the expansion and contraction rod 801, and the screening rate of materials in the rotary screen 2 can be adjusted.
When screening the yellow sand material with more sundries such as stone, because fine sand can quickly fall down through the rotary screen 2, in order to improve screening efficiency, the supporting height of the front support rod 8 to the main frame 1 can be reduced by enabling the telescopic rod 801 to shrink towards the inside of the telescopic hole 803, so that the inclination angle of the rotary screen 2 is increased, the material can quickly flow downwards in the rotary screen 2, and screening efficiency is improved.
When screening yellow sand materials with fewer sundries such as stones, the fine sand can fall down completely through the rotary screen 2, the supporting height of the front supporting rod 8 to the main frame 1 can be increased by enabling the telescopic rod 801 to downwards extend, so that the inclination angle of the rotary screen 2 is reduced, the flow rate of the materials in the rotary screen 2 is slowed down, the sufficient screening time of the materials in the rotary screen 2 is ensured, the fine sand can fall down fully, and the screening effect is ensured.
Referring to fig. 3, a rotating wheel 802 is fixedly connected to the telescopic rod 801, and the telescopic rod 801 is conveniently rotated by the rotating wheel 802, so that a constructor can manually adjust the supporting height of the front support rod 8 to the main frame 1.
Referring to fig. 3 and 4, the pad 10 is installed at the bottom end of the telescopic rod 801, and the contact area between the bottom of the front strut 8 and the ground can be increased by the pad 10, thereby improving the stability of support.
Referring to fig. 3 to 5, a universal connection structure is provided between the telescopic rod 801 and the pad 10. The universal connection structure includes stabilizer blade 8011, universal ball 8012 and spherical groove 1001, and stabilizer blade 8011 fixed connection is in the bottom of telescopic link 801, and universal ball 8012 fixed connection is in the bottom of stabilizer blade 8011, and spherical groove 1001 is seted up on backing plate 10, and universal ball 8012 embedding spherical groove 1001 is inside.
Specifically, the pad 10 can perform universal rotation around the universal ball 8012, so that the pad 10 can fully contact with the ground no matter how the supporting height of the front supporting rod 8 to the main frame 1 is adjusted, and the stability of the bottom is ensured.
Notably, in the process of rotating the telescopic rod 801 through the rotating wheel 802, the pad 10 is clung to the ground, has larger friction resistance and cannot rotate along with the telescopic rod 801, and at the moment, the universal ball 8012 can also rotate inside the spherical groove 1001, so that the rotation resistance of the telescopic rod 801 can be reduced, and the telescopic adjustment is more convenient.
When the screening machine is used, the supporting height of the front supporting rod 8 to the main frame 1 is adjusted according to yellow sand materials to be screened, so that the inclination angle of the rotary screen 2 is adjusted, then the motor 9 is started, the rotary screen 2 is driven to rotate at a constant speed, the materials to be screened are poured into the hopper 4, then enter the hopper 2 for screening, fine sand which is screened falls into the hopper 6 and is discharged from the bottom of the hopper 6, and sundries such as stones flow out from one side of the rotary screen 2, so that yellow sand screening is realized.
According to the utility model, the inclination angle of the rotary screen 2 can be adjusted according to different types of yellow sand, so that the flow rate of the yellow sand in the rotary screen 2 can be adjusted according to the types of the yellow sand, and the screening efficiency and the screening effect of the different types of yellow sand are ensured; in addition, the equipment is carried and transferred in a time-saving and labor-saving manner, and great convenience is brought to the construction of the building engineering.
The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.
Claims (4)
1. The sand screening machine for the building engineering comprises a main frame and a rotary screen, wherein the rotary screen is rotationally connected inside the main frame, a motor for driving the rotary screen to rotate is fixedly connected on the main frame, and a charging hopper is fixedly connected on the main frame;
the telescopic adjusting assembly comprises a telescopic hole formed in the bottom end of the front supporting rod and a telescopic rod capable of stretching in the telescopic hole;
The telescopic rod is in threaded fit with the telescopic hole;
The telescopic rod is fixedly connected with a rotating wheel;
The backing plate is installed to the bottom of telescopic link, be provided with universal connection structure between telescopic link and the backing plate.
2. The sand screening machine for construction engineering according to claim 1, wherein the universal connection structure comprises a support leg, a universal ball and a spherical groove, the support leg is fixedly connected to the bottom end of the telescopic rod, the universal ball is fixedly connected to the bottom end of the support leg, the spherical groove is formed in the base plate, and the universal ball is matched with the spherical groove.
3. The sand screening machine for construction engineering according to claim 1, wherein a handrail is fixedly connected to one side of the main frame.
4. The sand screening machine for construction engineering according to claim 1, wherein a collecting tank is installed below the drum screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322595491.6U CN220991673U (en) | 2023-09-25 | 2023-09-25 | Sand screening machine for constructional engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322595491.6U CN220991673U (en) | 2023-09-25 | 2023-09-25 | Sand screening machine for constructional engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220991673U true CN220991673U (en) | 2024-05-24 |
Family
ID=91089478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322595491.6U Active CN220991673U (en) | 2023-09-25 | 2023-09-25 | Sand screening machine for constructional engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220991673U (en) |
-
2023
- 2023-09-25 CN CN202322595491.6U patent/CN220991673U/en active Active
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