CN220804348U - Sand screening machine for constructional engineering - Google Patents
Sand screening machine for constructional engineering Download PDFInfo
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- CN220804348U CN220804348U CN202322613821.XU CN202322613821U CN220804348U CN 220804348 U CN220804348 U CN 220804348U CN 202322613821 U CN202322613821 U CN 202322613821U CN 220804348 U CN220804348 U CN 220804348U
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- sand screening
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- screening
- box
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- 239000004576 sand Substances 0.000 title claims abstract description 133
- 238000012216 screening Methods 0.000 title claims abstract description 105
- 238000010276 construction Methods 0.000 claims abstract description 16
- 238000007599 discharging Methods 0.000 claims description 17
- 238000003756 stirring Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 239000012535 impurity Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 244000035744 Hura crepitans Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a sand screening machine for construction engineering, which comprises a sand screening box and a bottom plate arranged below the sand screening box; a screen frame is movably arranged in the screening box, a blanking funnel is fixedly arranged at the bottom of the screen frame, and a screening breaking cylinder is movably arranged in the screen frame. The utility model can conveniently and rapidly screen sand for buildings, not only can rapidly break up and smash the clustered sand, but also can perform preliminary screening and further fine screening on the broken sand, thereby ensuring that the clustered sand is thoroughly broken up and screened, and avoiding the situation that the existing sand screening machine often has clustered sand due to damp in the sand screening process, and is difficult to thoroughly screen the clustered sand; meanwhile, the sand is subjected to preliminary screening and fine screening, so that a better sand screening effect and higher working efficiency can be ensured.
Description
Technical Field
The utility model relates to the field of sand screening devices, in particular to a sand screening machine for construction engineering.
Background
In the construction engineering, sand screening is an indispensable procedure, sand is required to be screened in a concrete process, sundries such as stones and the like in the sand are screened out from the sand, the follow-up concrete stirring work is guaranteed, and the damage of concrete stirring equipment caused by the sundries such as the stones and the like and the influence on the quality of concrete are prevented.
As disclosed in the prior art CN210333301U, a sand screening machine for construction engineering comprises a box body, a vibrating mechanism, a screen, a pushing mechanism, etc.; the sand screening machine for the building engineering has the advantages of being convenient to use, time-saving and labor-saving and high in screening efficiency. However, in the existing sand screening machine, some agglomerated sand is often mixed in sand due to damp, so that the agglomerated sand is difficult to smash and screen in the vibration sand screening process, and the phenomenon that the agglomerated sand is not thoroughly screened only by simply vibrating the sand can exist, so that the sand screening effect is poor, and further improvement is needed.
Disclosure of utility model
The utility model aims to solve the defects in the prior art and provides a sand screening machine for construction engineering.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The sand screening machine for the construction engineering comprises a sand screening box and a bottom plate arranged below the sand screening box; a screen frame is movably arranged in the screen box, a blanking funnel is fixedly arranged at the bottom of the screen frame, a screen sand breaking cylinder is movably arranged in the screen frame, the top of the left side of the screen sand breaking cylinder extends to the upper part of the screen box and is fixedly connected with a feed inlet, and the top side of the screen frame is fixedly connected with the screen sand breaking cylinder through a bracket; a coarse screen is fixedly arranged in the sand screening smashing cylinder, a rotary motor is fixedly arranged at the top of the sand screening smashing cylinder, an output shaft of the rotary motor rotates and penetrates into the sand screening smashing cylinder and is fixedly connected with a rotating shaft, stirring rods are fixedly arranged at the bottoms of two sides of the rotating shaft, and a plurality of smashing rods are fixedly connected to the bottom sides of the stirring rods;
A fine screen mesh which is obliquely arranged is fixedly arranged in the screen frame, a discharging cylinder is fixedly arranged on the right side of the screen frame, and the discharging cylinder is matched with the fine screen mesh; the right end of the discharging cylinder movably penetrates through the right outer part of the sand screening box; the upper part and the lower part of both sides of the screen frame are fixedly connected with sliding guide rods, and the sliding guide rods penetrate the outside of the sand screening box in a sliding manner along the horizontal direction; an L-shaped frame is arranged on the right side of the sand screening box, and the left end of the L-shaped frame movably penetrates into the sand screening box and is fixedly connected with the screen frame; the right side of the sand screening box is fixedly provided with a driving motor through a mounting plate, the output end of the driving motor is fixedly sleeved with a cam, and the cam is in rolling contact with the inner wall of the right side of the L-shaped frame; and a vibrating spring is fixedly connected between the screen frame and the left inner wall of the sand screening box.
By adopting the scheme, a plurality of breaking bars are arranged at the bottom side of the stirring rod at equal intervals; the left end of the bottom of the sand screening breaking cylinder is also provided with a discharging channel.
Through adopting above-mentioned scheme, all fixed sleeve has cup jointed the direction sliding sleeve on the both sides inner wall of screening sand case, and the slip guide arm runs through in the direction sliding sleeve along the horizontal direction slip.
By adopting the scheme, two sides of the bottom of the sand screening box are fixedly connected with the bottom plate through the supporting frames respectively; a material receiving box is also arranged on the bottom plate below the blanking funnel.
Through adopting above-mentioned scheme, install a plurality of rollers on the right side inner wall of L shape frame in the roll, and the right side and the roller roll connection of cam.
Through adopting above-mentioned scheme, the front middle part of screening sand case is provided with transparent viewing aperture, and the front left side of screening sand case still is provided with the controller, and the controller respectively with rotating electrical machines, driving motor electric control connection.
By adopting the structure, the utility model has the following beneficial effects:
the sand screening machine for the construction engineering provided by the utility model can conveniently and rapidly screen sand for the construction, so that not only can the clustered sand be quickly broken up, but also the broken sand can be subjected to preliminary screening and further fine screening, thereby ensuring that the clustered sand is thoroughly broken up and then screened, ensuring better sand screening effect, and avoiding the situation that the existing sand screening machine is difficult to thoroughly screen because of the clustered sand caused by moisture in the sand screening process; meanwhile, the sand screening device is matched with the sand screening device in preliminary screening and fine screening, so that the sand screening effect is better, the working efficiency is higher, and the use requirements of people are met greatly.
Drawings
FIG. 1 is a schematic diagram of a sand screening machine for construction engineering according to the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is an enlarged schematic view of the portion A of FIG. 2 according to the present utility model;
fig. 4 is an enlarged schematic view of the portion B in fig. 2.
In the figure: 1. screening sand boxes; 100. a transparent viewing port; 101. a support frame; 102. a bottom plate; 103. a controller; 2. a feed inlet; 3. screening sand and crushing the cylinder; 300. a bracket; 301. a rotating electric machine; 302. a rotating shaft; 303. an agitating rod; 304. breaking the rod; 305. coarse screen; 306. a blanking channel; 4. a screen frame; 400. fine screen; 401. a discharging cylinder; 402. a blanking funnel; 5. a material receiving box; 6. a sliding guide rod; 601. a guide sliding sleeve; 7. a vibration spring; 8. a mounting plate; 9. an L-shaped frame; 901. a roller; 10. a driving motor; 11. a cam.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1 to 4, a sand screening machine for construction engineering includes a sand screening box 1, and a bottom plate 102 provided below the sand screening box 1; a screen frame 4 is movably arranged in the screen box 1, a blanking funnel 402 is fixedly arranged at the bottom of the screen frame 4, a screen sand breaking cylinder 3 is movably arranged in the screen frame 4, the top of the left side of the screen sand breaking cylinder 3 extends to the upper side of the screen box 1 and is fixedly connected with a feed inlet 2, and the top side of the screen frame 4 is fixedly connected with the screen sand breaking cylinder 3 through a bracket 300; coarse screen 305 is fixedly arranged in the sand screening smashing cylinder 3, a rotary motor 301 is fixedly arranged at the top of the sand screening smashing cylinder 3, an output shaft of the rotary motor 301 rotates to penetrate into the sand screening smashing cylinder 3 and is fixedly connected with a rotating shaft 302, stirring rods 303 are fixedly arranged at the bottoms of two sides of the rotating shaft 302, and a plurality of smashing rods 304 are fixedly connected to the bottom side of the stirring rods 303;
A fine screen 400 which is obliquely arranged is fixedly arranged in the screen frame 4, a discharging cylinder 401 is fixedly arranged on the right side of the screen frame 4, and the discharging cylinder 401 is matched with the fine screen 400; the right end of the discharging cylinder 401 movably penetrates through the right outer part of the sand screening box 1; the upper part and the lower part of both sides of the screen frame 4 are fixedly connected with a sliding guide rod 6, and the sliding guide rod 6 penetrates to the outside of the sand screening box 1 in a sliding manner along the horizontal direction; an L-shaped frame 9 is arranged on the right side of the sand screening box 1, and the left end of the L-shaped frame 9 movably penetrates into the sand screening box 1 and is fixedly connected with the screen frame 4; the right side of the sand screening box 1 is fixedly provided with a driving motor 10 through a mounting plate 8, the output end of the driving motor 10 is fixedly sleeved with a cam 11, and the cam 11 is in rolling contact with the right inner wall of the L-shaped frame 9; and a vibrating spring 7 is fixedly connected between the screen frame 4 and the left inner wall of the sand screening box 1.
In this example, a plurality of breaking bars 304 are arranged at equal intervals on the bottom side of the stirring bar 303; the left end of the bottom of the sand screening breaking cylinder 3 is also provided with a discharging channel 306; guide sliding sleeves 601 are fixedly sleeved on the inner walls of the two sides of the sand screening box 1, and sliding guide rods 6 penetrate through the guide sliding sleeves 601 in a sliding mode along the horizontal direction.
In the example, two sides of the bottom of the sand screening box 1 are fixedly connected with a bottom plate 102 through a supporting frame 101 respectively; a material receiving box 5 is also arranged on the bottom plate 102 below the material discharging funnel 402; a plurality of rollers 901 are rollably mounted on the right inner wall of the L-shaped frame 9, and the right side of the cam 11 is rollably connected with the rollers 901.
The middle part of the front of the sand screening box 1 is provided with a transparent observation port 100, the left side of the front of the sand screening box 1 is also provided with a controller 103, and the controller 103 is respectively in electric control connection with the rotary motor 301 and the driving motor 10.
The sand screening machine for the construction engineering is as shown in fig. 1-4, and when the sand for the construction is used for screening sand: firstly, sand to be screened is fed into a sand screening smashing cylinder 3 through a feed inlet 2, and simultaneously a rotating motor 301 is used for working to drive a rotating shaft 302, a stirring rod 303 and a smashing rod 304 to rotate, so that the sand with the agglomerated sand can be smashed and scattered through the rotation of the smashing rod 304, and then the scattered sand can be downwards screened through coarser meshes on a coarse screen 305, so that the sand with the agglomerated sand can be scattered and smashed, and the scattered sand can be preliminarily screened; then falls onto the fine screen 400 through the discharging channel 306, meanwhile, the cam 11 is driven to rotate through the output end of the driving motor 10, the cam 11 rolls with the roller 901 and drives the L-shaped frame 9 to move left and right when rotating, the L-shaped frame 9 also drives the screen frame 4 and the fine screen 400 to vibrate left and right when moving, meanwhile, the vibration spring 7 plays a vibration resetting role, impurities in sand can be further screened through the left and right vibration of the fine screen 400, larger impurities can be left on the fine screen 400 and discharged through the discharging cylinder 401 under the vibration effect, meanwhile, smaller sand can be filtered through the fine holes on the fine screen 400, and finally the sand is discharged into the receiving box 5 through the discharging hopper 402 to be collected.
Finally, the utility model can conveniently and rapidly screen sand for buildings, so that not only can the clustered sand be quickly broken up, but also the broken sand can be subjected to preliminary screening and further fine screening, thereby ensuring that the clustered sand is thoroughly broken up and then screened, ensuring better sand screening effect, and avoiding the situation that the existing sand screening machine often has clustered sand nodules due to damp in the sand screening process, and further being difficult to thoroughly screen the sand nodules; meanwhile, the sand is subjected to preliminary screening and fine screening, so that the sand screening effect is better, and the efficiency is higher.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The sand screening machine for the building engineering is characterized by comprising a sand screening box (1) and a bottom plate (102) arranged below the sand screening box (1); a screen frame (4) is movably arranged in the screen box (1), a blanking funnel (402) is fixedly arranged at the bottom of the screen frame (4), a screen breaking cylinder (3) is movably arranged in the screen frame (4), the top of the left side of the screen breaking cylinder (3) extends to the upper part of the screen box (1) and is fixedly connected with a feed inlet (2), and the top side of the screen frame (4) is fixedly connected with the screen breaking cylinder (3) through a bracket (300); coarse screen (305) is fixedly arranged in the sand screening smashing cylinder (3), a rotary motor (301) is fixedly arranged at the top of the sand screening smashing cylinder (3), an output shaft of the rotary motor (301) rotates and penetrates into the sand screening smashing cylinder (3) and is fixedly connected with a rotating shaft (302), stirring rods (303) are fixedly arranged at the bottoms of two sides of the rotating shaft (302), and a plurality of smashing rods (304) are fixedly connected to the bottom of the stirring rods (303);
A fine screen (400) which is obliquely arranged is fixedly arranged in the screen frame (4), a discharging cylinder (401) is fixedly arranged on the right side of the screen frame (4), and the discharging cylinder (401) is matched with the fine screen (400); the right end of the discharging cylinder (401) is movably penetrated to the right outer part of the sand screening box (1); the upper part and the lower part of both sides of the screen frame (4) are fixedly connected with sliding guide rods (6), and the sliding guide rods (6) penetrate through the outside of the sand screening box (1) in a sliding manner along the horizontal direction; an L-shaped frame (9) is arranged on the right side of the sand screening box (1), and the left end of the L-shaped frame (9) movably penetrates into the sand screening box (1) and is fixedly connected with the screen frame (4); the right side of the sand screening box (1) is fixedly provided with a driving motor (10) through a mounting plate (8), the output end of the driving motor (10) is fixedly sleeved with a cam (11), and the cam (11) is in rolling contact with the right side inner wall of the L-shaped frame (9); and a vibrating spring (7) is fixedly connected between the screen frame (4) and the left inner wall of the sand screening box (1).
2. The sand screening machine for construction engineering according to claim 1, wherein a plurality of breaking bars (304) are arranged at equal intervals on the bottom side of the stirring rod (303); the left end of the bottom of the sand screening breaking cylinder (3) is also provided with a discharging channel (306).
3. The sand screening machine for construction engineering according to claim 1, wherein the guiding sliding sleeves (601) are fixedly sleeved on the inner walls of the two sides of the sand screening box (1), and the sliding guide rods (6) penetrate through the guiding sliding sleeves (601) in a sliding manner along the horizontal direction.
4. The sand screening machine for the construction engineering according to claim 1, wherein two sides of the bottom of the sand screening box (1) are fixedly connected with a bottom plate (102) through supporting frames (101) respectively; a material receiving box (5) is also arranged on the bottom plate (102) positioned below the blanking funnel (402).
5. The sand screening machine for construction engineering according to claim 1, characterized in that a plurality of rollers (901) are mounted on the right inner wall of the L-shaped frame (9) in a rolling manner, and the right side of the cam (11) is connected with the rollers (901) in a rolling manner.
6. The sand screening machine for the building engineering according to claim 1, wherein a transparent observation port (100) is arranged in the middle of the front face of the sand screening box (1), a controller (103) is further arranged on the left side of the front face of the sand screening box (1), and the controller (103) is respectively in electrical control connection with the rotating motor (301) and the driving motor (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322613821.XU CN220804348U (en) | 2023-09-25 | 2023-09-25 | Sand screening machine for constructional engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322613821.XU CN220804348U (en) | 2023-09-25 | 2023-09-25 | Sand screening machine for constructional engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220804348U true CN220804348U (en) | 2024-04-19 |
Family
ID=90677188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322613821.XU Active CN220804348U (en) | 2023-09-25 | 2023-09-25 | Sand screening machine for constructional engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220804348U (en) |
-
2023
- 2023-09-25 CN CN202322613821.XU patent/CN220804348U/en active Active
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