CN220048925U - Sand and stone screening equipment with improved sand screening net - Google Patents
Sand and stone screening equipment with improved sand screening net Download PDFInfo
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- CN220048925U CN220048925U CN202321306460.8U CN202321306460U CN220048925U CN 220048925 U CN220048925 U CN 220048925U CN 202321306460 U CN202321306460 U CN 202321306460U CN 220048925 U CN220048925 U CN 220048925U
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- 239000004576 sand Substances 0.000 title claims abstract description 129
- 238000012216 screening Methods 0.000 title claims abstract description 79
- 239000004575 stone Substances 0.000 title claims abstract description 39
- 230000006872 improvement Effects 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 claims description 11
- 239000000463 material Substances 0.000 abstract description 46
- 239000002994 raw material Substances 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses sand and stone screening equipment with an improved sand screening net, and relates to the technical field of sand and stone screening equipment. According to the sand and stone screening equipment with the improved sand screening net, on the basis of the prior art, the small-aperture sand screening net with the aperture of 0.6cm is added at the bottom side of the screening box, so that sand and stone raw materials are screened by the large-aperture sand screening net with the aperture of 3.75cm, then screening materials containing excessive fine sand materials are screened by the small-aperture sand screening net with the aperture of 0.6cm additionally arranged by improvement, excessive fine sand materials can be screened out, and the problem that the screening materials containing oil and excessive fine sand materials cannot be screened out by the existing sand and stone screening equipment is effectively solved, so that the screening treatment of the sand and stone materials is not thorough is caused.
Description
Technical Field
The utility model relates to the technical field of sand and stone screening equipment, in particular to sand and stone screening equipment with an improved sand screening net.
Background
The sand and stone material screening equipment can be used for screening the sand and stone materials with proper particle size for building materials, sand and stone material screening equipment in the prior art can adopt a sand screen with the mesh aperture of 3.75cm, so that the sand and stone material containing excessive fine sand and stone materials cannot be screened out during screening treatment of the sand and stone materials, the sand and stone materials cannot be screened out, the sand and stone materials cannot be screened thoroughly, and therefore the sand and stone material screening equipment with the improved sand screen is needed to solve the problems.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides sand and stone screening equipment with an improved sand screening net, and solves the problems in the background.
(II) technical scheme
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a sand and stone material screening equipment of improvement screening sand net, includes the screen box that the slope set up, the fixed large aperture screening sand net that is provided with in top of screen box, the bottom mounting of screen box is provided with small aperture screening sand net, the fixed locating plate that is provided with in lateral wall front and back end all about the screen box, four the bottom of locating plate all corresponds and is provided with the backup pad, all through two spring fixed connection between every relative locating plate and the backup pad, four the bottom of backup pad is all fixed to be provided with the pillar, four fixedly between the pillar is provided with the connecting rod, be provided with the discharge cylinder under the screen box, and the discharge cylinder is fixed to be provided with on the connecting rod of front and back side.
Preferably, the aperture of the large-aperture sand screen is 3.75cm, and the aperture of the small-aperture sand screen is 0.6cm.
Preferably, the small-aperture sand screen is a cowhells screen.
Preferably, the inclination angles of the screen box, the large-aperture sand screen and the small-aperture sand screen are larger than the degree.
Preferably, the bottom discharge port of the discharge cylinder is arranged at the lowest position of the left side of the corresponding conveying belt mechanism, and the conveying belt mechanism is transversely arranged at the bottom side of the discharge cylinder.
Preferably, the front ends of the large-aperture sand screen and the small-aperture sand screen are fixedly provided with discharge hoppers.
(III) beneficial effects
The utility model has the beneficial effects that:
according to the sand and stone screening equipment with the improved sand screening net, on the basis of the prior art, the small-aperture sand screening net with the aperture of 0.6cm is added at the bottom side of the screening box, so that sand and stone raw materials are screened by the large-aperture sand screening net with the aperture of 3.75cm, then screening materials containing excessive fine sand materials are screened by the small-aperture sand screening net with the aperture of 0.6cm additionally arranged by improvement, excessive fine sand materials can be screened out, and the problem that the screening materials containing oil and excessive fine sand materials cannot be screened out by the existing sand and stone screening equipment is effectively solved, so that the screening treatment of the sand and stone materials is not thorough is caused.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
fig. 2 is a schematic side view of the present utility model.
In the figure: 1 screening box, 2 big aperture screening sand net, 3 small aperture screening sand net, 4 locating plate, 5 spring, 6 backup pad, 7 pillar, 8 row feed cylinder, 9 connecting rods, 10 conveyor belt mechanism, 11 discharge hopper.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-2, the present utility model provides a technical solution: the sand and stone screening device with an improved sand screening net comprises a screen box 1 which is obliquely arranged, wherein the top end of the screen box 1 is fixedly provided with a large-aperture sand screening net 2, the bottom end of the screen box 1 is fixedly provided with a small-aperture sand screening net 3, the front end and the rear end of the left side wall and the right side wall of the screen box 1 are respectively fixedly provided with a positioning plate 4, the bottom ends of the four positioning plates 4 are respectively and correspondingly provided with a supporting plate 6, each opposite positioning plate 4 and each supporting plate 6 are respectively and fixedly connected through two springs 5, the bottom ends of the four supporting plates 6 are respectively and fixedly provided with a supporting column 7, a connecting rod 9 is fixedly arranged between the four supporting columns 7, a discharging cylinder 8 is arranged under the screen box 1, the discharging cylinder 8 is fixedly arranged on the connecting rods 9 on the front side and the rear side, the aperture of the large-aperture sand screening net 2 is 3.75cm, the aperture of the small-aperture sand screening net 3 is 0.6cm, the top side of the rear end of the screen box 1 corresponds to a sand and stone feeding conveying mechanism, sand and stone materials can slide down to the rear side surface of the large-aperture sand screening net 2, because the sand and stone materials vertically slide onto the large-aperture sand screening net 2, and the sand screening net 1 is in flexible connection with the positioning plate 4 by utilizing the springs, the large-aperture sand screening net 2 is driven by the sand screening net 1 to vibrate in a small amplitude, the sand and stone materials slide along the large-aperture sand screening net 2 to the front side by utilizing the inclined arrangement of the large-aperture sand screening net 2, the sand and stone materials screen the super-grain gravel by the large-aperture sand screening net 2 with the aperture of 3.75cm, then the screening materials containing the super-fine sand materials are separated by the improved small-aperture sand screening net 3 with the aperture of 0.6cm, the redundant fine sand materials can be screened out, the fine sand materials slide to the left bottom end of the conveying belt mechanism 10 by the discharging cylinder 8, the super-grain gravel and the super-fine sand materials screened out by the large-aperture sand screening net 2 and the small-aperture sand screening net 3 are discharged by the discharging hopper 11 along the conveying belt, through original conveying equipment transport storage, effectively solved current grit material screening equipment and to the unable screening out of the screening material of oily excess fine sand material, lead to the incomplete problem of screening treatment to the grit material.
The small-aperture sand screen 3 is a cowhell screen, and the inclination angles of the screen box 1, the large-aperture sand screen 2 and the small-aperture sand screen 3 are larger than 30 degrees, so that sand and stones can be ensured to slide from the large-aperture sand screen 2 and the small-aperture sand screen 3.
The bottom discharge gate of row feed cylinder 8 corresponds the left side lowest setting of conveyer belt mechanism 10, and conveyer belt mechanism 10 transversely sets up in row feed cylinder 8 bottom side, and the front end of big aperture screening sand net 2 and little aperture screening sand net 3 is all fixed and is provided with discharge hopper 11.
The utility model comprises the following operation steps:
the sand and stone material feeding and conveying mechanism corresponds to the top side of the rear end of the screen box 1, sand and stone materials can slide to the rear side surface of the large-aperture sand screen 2, as the sand and stone materials vertically slide to the large-aperture sand screen 2, and the screen box 1 is in soft connection with the positioning plate 4 by utilizing a spring, the large-aperture sand screen 2 is driven by the screen box 1 to vibrate in a small amplitude, the sand and stone materials are obliquely arranged by the large-aperture sand screen 2, the sand and stone materials can slide to the front side along the large-aperture sand screen 2, the sand and stone materials screen super-grain size gravel through the large-aperture sand screen 2 with the aperture of 3.75cm, then the screening materials containing super-fine sand materials are screened through the improved small-aperture sand screen 3 with the aperture of 0.6cm, redundant fine sand materials can be screened out by the improved small-aperture sand screen 3, the fine sand materials slide to the left bottom end of the conveying belt mechanism 10 by utilizing the discharging cylinder 8, the super-grain size gravel and the super-fine sand materials screened by the large-aperture sand screen 2 and the small-aperture sand screen 3 are conveyed and stored by the original conveying hopper through the discharging and storing equipment.
In the description of the present utility model, it should be understood that the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings, and is merely for convenience in describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and defined otherwise, for example, it may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Sand and stone screening equipment of improvement screening sand net, its characterized in that: including screen box (1) that the slope set up, the fixed large aperture sand screen (2) that is provided with in top of screen box (1), the bottom mounting of screen box (1) is provided with small aperture sand screen (3), the fixed locating plate (4) that is provided with in lateral wall front and back end about screen box (1), four all correspond in the bottom of locating plate (4) and be provided with backup pad (6), all through two spring (5) fixed connection between every relative locating plate (4) and backup pad (6), four the bottom of backup pad (6) is all fixed be provided with pillar (7), four fixedly between pillar (7) connecting rod (9), be provided with row feed cylinder (8) under screen box (1), and row feed cylinder (8) are fixed to be set up on connecting rod (9) of front and back side.
2. The sand screening apparatus of claim 1, wherein: the aperture of the large-aperture sand screen (2) is 3.75cm, and the aperture of the small-aperture sand screen (3) is 0.6cm.
3. The sand screening apparatus of claim 1, wherein: the small-aperture sand screening net (3) is a cowhells screen.
4. The sand screening apparatus of claim 1, wherein: the inclination angles of the screen box (1), the large-aperture sand screen (2) and the small-aperture sand screen (3) are larger than 30 degrees.
5. The sand screening apparatus of claim 1, wherein: the bottom discharge port of the discharge cylinder (8) is arranged at the lowest position of the left side of the corresponding conveying belt mechanism (10), and the conveying belt mechanism (10) is transversely arranged at the bottom side of the discharge cylinder (8).
6. The sand screening apparatus of claim 1, wherein: the front ends of the large-aperture sand screening net (2) and the small-aperture sand screening net (3) are fixedly provided with discharge hoppers (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321306460.8U CN220048925U (en) | 2023-05-26 | 2023-05-26 | Sand and stone screening equipment with improved sand screening net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321306460.8U CN220048925U (en) | 2023-05-26 | 2023-05-26 | Sand and stone screening equipment with improved sand screening net |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220048925U true CN220048925U (en) | 2023-11-21 |
Family
ID=88759982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321306460.8U Active CN220048925U (en) | 2023-05-26 | 2023-05-26 | Sand and stone screening equipment with improved sand screening net |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220048925U (en) |
-
2023
- 2023-05-26 CN CN202321306460.8U patent/CN220048925U/en active Active
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