CN213700701U - A automatic feeding screening sand machine for civil engineering - Google Patents
A automatic feeding screening sand machine for civil engineering Download PDFInfo
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- CN213700701U CN213700701U CN202021975429.XU CN202021975429U CN213700701U CN 213700701 U CN213700701 U CN 213700701U CN 202021975429 U CN202021975429 U CN 202021975429U CN 213700701 U CN213700701 U CN 213700701U
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- hopper
- auger
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- 239000004576 sand Substances 0.000 title claims abstract description 40
- 238000012216 screening Methods 0.000 title claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims abstract description 42
- 239000000463 material Substances 0.000 claims abstract description 27
- 239000004744 fabric Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000007105 physical stamina Effects 0.000 abstract description 3
- 238000007873 sieving Methods 0.000 description 9
- 230000007246 mechanism Effects 0.000 description 7
- 239000004575 stone Substances 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a civil engineering equipment technical field just discloses an automatic feeding screening sand machine for civil engineering, including the feeder hopper, the inside right side of feeder hopper is provided with the auger, lateral wall before the feeder hopper is passed to the auger front side, auger right-hand member and material loading motor output fixed connection, material loading motor rear side and feeder hopper front side fixed connection, the auger left side is provided with material loading auxiliary device. This an automatic feeding screening sand machine for civil engineering, through the feeder hopper, material loading auxiliary device, the auger, the material loading motor, the cooperation of devices such as conveyer belt and transmission case, make the accumulational grit in ground concentrated and automatic transport to the reel, the automatic feeding of screening sand machine has been realized, the condition of having avoided existing equipment to need the manual work to throw the material to the device of throwing of eminence has been avoided, operation personnel's physical stamina has been saved, the operating efficiency of screening sand machine has been improved, the human cost is reduced, the device's practicality has been improved greatly.
Description
Technical Field
The utility model relates to a civil engineering equipment technical field specifically is an automatic feeding screening sand machine for civil engineering.
Background
The core component of the sand screening machine is a screen drum, and the sand screening machine generally comprises a storage hopper, a conveying belt, a transmission device, a screening system, a screen surface cleaning part and the like; the method is mainly used for material treatment in concrete mixing plants, sand and gravel yards and other occasions. The existing sand screening machine is not enough technically, can generate large dust when working, has harm to the health of workers, and the screened sand falls on the ground and needs to be cleaned again.
Chinese patent publication No. CN210632443U discloses a civil engineering screening sand machine, including screening mechanism, the last supporting mechanism that is provided with of screening mechanism, supporting mechanism includes base, controller, conveying frame, the base forward-mounted have the controller, the base top is provided with the conveying frame, conveying frame forward-mounted has a motor, the roller is installed to conveying frame inboard, be provided with the conveyer belt on the roller, conveying frame one side is provided with the work or material rest, reinforced frame side is provided with the water tank, water tank internally mounted has the atomizer, the fan is installed to the water tank top, be provided with out the fog pipe on the fan. The utility model discloses simple structure, convenient operation uses manpower sparingly, has not only improved the practicality, has guaranteed that workman's is healthy simultaneously. However, the sand screening machine needs to be manually fed, and the feeding mechanism is high in position, so that the physical ability of operating personnel is greatly consumed, and the requirement on manpower is high.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The not enough to prior art, the utility model provides an automatic feeding screening sand machine for civil engineering has solved current screening sand machine and has needed the manual work to throw the material, and throws that material mechanism position is higher, very consumes operation personnel physical stamina, requires higher problem to the manpower.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic feeding screening sand machine for civil engineering, includes the feeder hopper, the inside right side of feeder hopper is provided with the auger, the auger front side passes the feeder hopper front side wall, auger right-hand member and material loading motor output fixed connection, material loading motor rear side and feeder hopper front side fixed connection, the auger left side is provided with material loading auxiliary device, material loading auxiliary device front side and feeder hopper front side wall rotate to be connected, the auger rear end passes the feeder hopper rear side wall, the rear side of auger surface is connected with feeder hopper rear side wall rotation, the feeder hopper rear side is provided with the driving gear, the driving gear internal surface is connected with the rear side fixed connection of auger surface, the driving gear rear side is provided with first belt pulley, first belt pulley internal surface and the rear side fixed connection of auger surface, first belt pulley external surface is connected with the right side transmission of belt internal surface, the right side of the inner surface of the belt is in transmission connection with the outer surface of a second belt pulley, the rear end of the feeding auxiliary device penetrates through the rear side wall of the feeding hopper, the rear side of the outer surface of the feeding auxiliary device is in rotation connection with the rear side wall of the feeding hopper, the inner surface of the second belt pulley is fixedly connected with the rear side of the outer surface of the feeding auxiliary device, the outer surface of the driving gear is meshed with the outer surface of the driven gear, the inner surface of the driven gear is fixedly connected with the rear side of the outer surface of a first transmission shaft, the front side of the first transmission shaft is in rotation connection with the middle of the lower side of the feeding hopper, the rear side of the outer surface of the first transmission shaft is in rotation connection with the rear side of the feeding hopper, the middle of the outer surface of the first transmission shaft is in transmission connection with the left side of the inner surface of the conveying belt, the right side of, the left side of the bottom of the transmission box is fixedly connected with the upper surface of the left side of the frame, the right end of the transmission box penetrates through the upper part of the left side wall of the seal box, the right side of the outer surface of the transmission box is fixedly connected with the left side wall of the seal box, the upper part of the rear side of the feed hopper is rotatably connected with the output end of the hydraulic cylinder, the right side of the hydraulic cylinder is fixedly connected with the left side of the hydraulic cylinder seat, the upper part of the right side of the frame is rotatably connected with the left side of the coarse hopper, the right part of the rear side of the seal box is rotatably connected with the right side of the box door, the upper part of the inner side of the seal box is provided with a screen frame, the front side and the rear side of the screen frame are respectively and fixedly connected with the front side and the rear side of four groups of sliding blocks, the front side and the rear side of the four groups of sliding blocks are respectively and slidably connected with the front side and the, the sieve moves the device and moves the strip including the sieve, the front side of sieve moving the strip and the rear side fixed connection of reel, the rectangular channel has been seted up at sieve moving strip downside middle part, the sieve moves the strip front side and passes through rectangular channel and sieve movable pulley sliding connection, sieve movable pulley rear side middle part and sieve movable motor output fixed connection, sieve movable motor front side and frame rear side upper portion fixed connection, the reel downside is provided with the thin hopper, the left side fixed connection of thin hopper left side and frame internal surface, the right side of thin hopper and the right side fixed connection of frame internal surface, seal box internal surface front side and frame front side fixed connection, seal box internal surface rear side and the rear side fixed connection of frame internal surface, feeder hopper right side lower part rotates with two sets of lifting rod left sides respectively and is connected, and is two sets of the lifting rod right side rotates with the frame left side respectively and is connected.
Preferably, the front part and the rear part of the left side of the rack are respectively provided with two groups of moving wheels, the middle parts of the two groups of moving wheels are respectively connected with the front side and the rear side of the rack in a rotating way, and the lower part of the rear side of the rack is fixedly provided with universal wheels.
Preferably, a motor hole is formed in the lower side of the middle of the box door in a penetrating mode, and the middle of the rear side of the box door is fixedly connected with a box door handle.
Preferably, the right side of the screen frame is arranged to be in a ladder-shaped shape, and the size of the right side of the screen frame is matched with the size of the coarse hopper.
Preferably, the screen frame middle part is provided with the screen cloth, and this screen cloth bottom and the inboard lower surface fixed connection of screen frame, the screen frame left side is higher than its right side.
Preferably, the outer surface of the conveyor belt is provided with anti-skid grains, and the rear side of the fine hopper is higher than the front side of the fine hopper.
(III) advantageous effects
Compared with the prior art, the utility model provides an automatic feeding screening sand machine for civil engineering possesses following beneficial effect:
1. this an automatic feeding screening sand machine for civil engineering, through the feeder hopper, material loading auxiliary device, the auger, the material loading motor, the cooperation of devices such as conveyer belt and transmission case, make the accumulational grit in ground concentrated and automatic transport to the reel, the automatic feeding of screening sand machine has been realized, the condition of having avoided existing equipment to need the manual work to throw the material to the device of throwing of eminence has been avoided, operation personnel's physical stamina has been saved, the operating efficiency of screening sand machine has been improved, the human cost is reduced, the device's practicality has been improved greatly.
2. This an automatic feeding screening sand machine for civil engineering through the cooperation of feeder hopper, pneumatic cylinder, hydraulic cylinder seat and frame for the feeder hopper can carry out the regulation in the height, and the operation and the removal of the device of being convenient for have improved the device's adjustability, through the use of seal box and chamber door, have avoided the outer of device operation in-process dust and sand to raise, have guaranteed good operation environment, and be convenient for to the maintenance and the maintenance of device.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the rear side structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
FIG. 4 is a schematic view of the left side structure inside the present invention;
FIG. 5 is an enlarged view of a portion A of FIG. 2;
FIG. 6 is a partial enlarged view of FIG. 4 at B;
fig. 7 is a schematic structural view of the sieving device of the present invention.
In the figure: 1. a feed hopper; 2. a packing auger; 3. a feeding auxiliary device; 4. a feeding motor; 5. a lifting bar; 6. a hydraulic cylinder; 7. a driving gear; 8. a first pulley; 9. a belt; 10. a second pulley; 11. a driven gear; 12. a first transmission shaft; 13. a conveyor belt; 14. a second transmission shaft; 15. a transmission box; 16. a frame; 17. a sealing box; 18. a fine hopper; 19. a coarse hopper; 20. a box door; 21. a hydraulic cylinder base; 22. a screen frame; 23. a slider; 24. a slide rail; 25. a sifting device; 251. a screening wheel; 252. sieving the movable strips; 26. a screening motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: an automatic feeding sand screening machine for civil engineering comprises a feed hopper 1, an auger 2 is arranged on the right side inside the feed hopper 1, the front side of the auger 2 penetrates through the front side wall of the feed hopper 1, the right end of the auger 2 is fixedly connected with the output end of a feeding motor 4, the rear side of the feeding motor 4 is fixedly connected with the front side of the feed hopper 1, a feeding auxiliary device 3 is arranged on the left side of the auger 2, the front side of the feeding auxiliary device 3 is rotatably connected with the front side wall of the feed hopper 1, the rear end of the auger 2 penetrates through the rear side wall of the feed hopper 1, the rear side of the outer surface of the auger 2 is rotatably connected with the rear side wall of the feed hopper 1, a driving gear 7 is arranged on the rear side of the feed hopper 1, the inner surface of the driving gear 7 is fixedly connected with the rear side of the outer surface of the auger 2, a first belt pulley 8 is fixedly connected, the right side of the inner surface of the belt 9 is in transmission connection with the outer surface of a second belt pulley 10, the rear end of a feeding auxiliary device 3 penetrates through the rear side wall of a feeding hopper 1, the rear side of the outer surface of the feeding auxiliary device 3 is in rotation connection with the rear side wall of the feeding hopper 1, the inner surface of the second belt pulley 10 is fixedly connected with the rear side of the outer surface of the feeding auxiliary device 3, the outer surface of a driving gear 7 is meshed with the outer surface of a driven gear 11, the inner surface of the driven gear 11 is fixedly connected with the rear side of the outer surface of a first transmission shaft 12, the front side of the first transmission shaft 12 is in rotation connection with the middle of the lower side of the feeding hopper 1, the rear side of the outer surface of the first transmission shaft 12 is in rotation connection with the rear side of the feeding hopper 1, the middle of the outer surface of the first transmission shaft 12 is in transmission connection with the left side of the inner surface of a conveying belt, the two ends of the second transmission shaft 14 are respectively rotatably connected with the two sides of the inner surface of the transmission box 15, the left side of the bottom of the transmission box 15 is fixedly connected with the upper surface of the left side of the frame 16, the right end of the transmission box 15 passes through the upper part of the left side wall of the seal box 17, the right side of the outer surface of the transmission box 15 is fixedly connected with the left side wall of the seal box 17, the upper part of the rear side of the feed hopper 1 is rotatably connected with the output end of the hydraulic cylinder 6, the right side of the hydraulic cylinder 6 is fixedly connected with the left side of a hydraulic cylinder seat 21, the hydraulic cylinder seat 21 is rotatably connected with the upper part of the right side of the frame 16, the middle part of the right side of the seal box 17 is communicated with the left side of the coarse material hopper 19, the right part of the rear side of the seal box 17 is rotatably connected with the right side of a box door 20, the upper part of the inner side of the seal box 17 is provided with a screen frame 22, the front side and the, the middle part of the rear side of the screen frame 22 is fixedly connected with the front side of the screen moving device 25, the screen moving device 25 comprises a screen moving strip 252, the front side of the screen moving strip 252 is fixedly connected with the rear side of the screen frame 22, a rectangular groove is formed in the middle part of the lower side of the screen moving strip 252, the front side of the screen moving strip 252 is slidably connected with a screen moving wheel 251 through the rectangular groove, the middle part of the rear side of the screen moving wheel 251 is fixedly connected with the output end of a screen moving motor 26, the front side of the screen moving motor 26 is fixedly connected with the upper part of the rear side of the frame 16, a fine hopper 18 is arranged on the lower side of the screen frame 22, the left side of the fine hopper 18 is fixedly connected with the left side of the inner surface of the frame 16, the right side of the fine hopper 18 is fixedly connected with the right side of the inner surface of the frame 16, the front side of the inner surface of the seal box 17 is fixedly connected with the rear side of the inner surface of the frame 16, the lower.
Specifically, in order to facilitate the movement of the device, two sets of moving wheels are respectively arranged at the front part and the rear part of the left side of the frame 16, the middle parts of the two sets of moving wheels are respectively connected with the front side and the rear side of the frame 16 in a rotating manner, and universal wheels are fixedly arranged at the lower part of the rear side of the frame 16.
Specifically, in order to avoid interference between the mechanisms, a motor hole is formed in the lower side of the middle of the box door 20 in a penetrating manner, and the middle of the rear side of the box door 20 is fixedly connected with a box door handle.
Specifically, in order to enable the device to stably discharge and avoid dust from flying outwards, the right side of the screen frame 22 is arranged to be in a trapezoidal shape, and the size of the right side of the screen frame 22 is matched with the size of the coarse hopper 19.
Specifically, for the change of the convenience spare part, be provided with the screen cloth in the middle part of reel 22, this screen cloth bottom and reel 22 inboard lower surface fixed connection, for the convenience of unloading reel 22 left side is higher than its right side.
Specifically, in order to facilitate the gravel loading, the outer surface of the conveyor belt 13 is provided with anti-skid grains, and in order to facilitate the device unloading, the rear side of the fine hopper 18 is higher than the front side thereof.
The working principle is as follows: the hydraulic cylinder 6 is controlled to extend out to enable the bottom of the feed hopper 1 to be contacted with the ground, the moving device enables the feed hopper 1 to be inserted into the bottom of a sand pile, the power supply of the equipment is switched on, the feeding motor 4 and the sieving motor 26 rotate, the feeding motor finally drives the packing auger 2, the feeding auxiliary device 3 and the conveyor belt 13 to rotate, the sand and stone are stirred by the feeding auxiliary device 3 to the packing auger 2 on the right side, the rotation of the packing auger 2 enables the sand and stone to be concentrated to the rear side of the feed hopper 1, the sand and stone fall on the upper surface of the conveyor belt 13 through the feeding hole on the right side of the feed hopper 1, the sand and stone fall into the screen frame 22 through the right side of the transmission box 15 along with the rotation of the conveyor belt 13, the rotation of the sieving motor 26 drives the sieving wheel 251 to rotate, the rotation of the sieving wheel 251 enables the screen frame 22 to do reciprocating motion in the left and, by the front side eduction gear of device under the action of gravity, the grit that the diameter is greater than screen cloth mesh diameter slides to the right side under the action of gravity and falls in the coarse hopper 19 of the right side below reel 22 and discharges to the right side of device under the action of gravity, and the removal device alright carry out the screening of other regional grit after the screening of the grit of device left side is accomplished.
To sum up, the automatic feeding sand sieving machine for civil engineering ensures that sand and stones accumulated on the ground are centralized and automatically conveyed to the screen frame 22 through the matching of the devices such as the feeding hopper 1, the feeding auxiliary device 3, the auger 2, the feeding motor 4, the conveying belt 13, the conveying box 15 and the like, thereby realizing the automatic feeding of the sand sieving machine, avoiding the condition that the prior equipment needs to manually feed materials to a feeding device at a high position, saving the physical ability of operating personnel, improving the operating efficiency of the sand sieving machine, reducing the labor cost, greatly improving the practicability of the device, ensuring that the feeding hopper 1 can be adjusted in height through the matching of the feeding hopper 1, the hydraulic cylinder 6, the hydraulic cylinder seat 21 and the frame 16, being convenient for the operation and the movement of the device, improving the adjustability of the device, and avoiding the sand and dust from rising in the operating process of the device through the use of the sealing box 17 and the box door 20, the good operation environment is ensured, and the device is convenient to maintain.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an automatic feeding screening sand machine for civil engineering, includes feeder hopper (1), its characterized in that: the inside right side of feeder hopper (1) is provided with auger (2), auger (2) front side passes feeder hopper (1) front side wall, auger (2) right-hand member and material loading motor (4) output fixed connection, material loading motor (4) rear side and feeder hopper (1) front side fixed connection, auger (2) left side is provided with material loading auxiliary device (3), material loading auxiliary device (3) front side and feeder hopper (1) front side wall rotate to be connected, auger (2) rear end passes feeder hopper (1) rear side wall, the rear side of auger (2) surface rotates with feeder hopper (1) rear side wall to be connected, feeder hopper (1) rear side is provided with driving gear (7), the rear side fixed connection of driving gear (7) internal surface and auger (2) surface, driving gear (7) rear side is provided with first belt pulley (8), the rear side fixed connection of first belt pulley (8) internal surface and auger (2) surface, first belt pulley (8) surface is connected with the right side transmission of belt (9) internal surface, the right side and the second belt pulley (10) surface transmission of belt (9) internal surface are connected, feeder hopper (1) rear side wall is passed to material loading auxiliary device (3) rear end, the rear side and the feeder hopper (1) rear side wall rotation of material loading auxiliary device (3) surface are connected, the rear side fixed connection of second belt pulley (10) internal surface and material loading auxiliary device (3) surface, driving gear (7) surface and driven gear (11) surface mesh, the rear side fixed connection of driven gear (11) internal surface and first transmission shaft (12) surface, first transmission shaft (12) front side is connected with feeder hopper (1) downside middle part rotation, the rear side of first transmission axle (12) surface is connected with feed hopper (1) rear side rotation, the middle part of first transmission axle (12) surface is connected with the left side transmission of conveyer belt (13) internal surface, the right side of conveyer belt (13) internal surface is connected with the middle part transmission of second transmission axle (14) surface, the both ends of second transmission axle (14) are connected with the both sides rotation of transmission case (15) internal surface respectively, transmission case (15) bottom left side is connected with frame (16) left side upper surface fixed connection, transmission case (15) right-hand member passes the upper portion of seal box (17) left side wall, transmission case (15) surface right side and seal box (17) left side wall fixed connection, feed hopper (1) rear side upper portion is connected with pneumatic cylinder (6) output rotation, pneumatic cylinder (6) right side and hydraulic cylinder seat (21) left side fixed connection, the hydraulic cylinder seat (21) is rotatably connected with the upper part of the right side of the frame (16), the middle part of the right side of the seal box (17) is communicated with the left side of the coarse material hopper (19), the right part of the rear side of the seal box (17) is rotatably connected with the right side of the box door (20), the upper part of the inner side of the seal box (17) is provided with a screen frame (22), the front side and the rear side of the screen frame (22) are fixedly connected with the front side and the rear side of four groups of sliding blocks (23), the front side and the rear side of the four groups of sliding blocks (23) are respectively slidably connected with two groups of sliding rails (24), the front side and the rear side of the two groups of sliding rails (24) are respectively fixedly connected with the front side and the rear side of the inner surface of the frame (16), the middle part of the rear side of the screen frame (22) is fixedly connected with the front side of the screen moving device (25), the screen moving device (25) comprises screen moving strips (252), and the front side of, the middle part of the lower side of the screen moving strip (252) is provided with a rectangular groove, the front side of the screen moving strip (252) is connected with the screen moving wheel (251) in a sliding manner through the rectangular groove, the middle part of the rear side of the screen moving wheel (251) is fixedly connected with the output end of the screen moving motor (26), the front side of the screen moving motor (26) is fixedly connected with the upper part of the rear side of the rack (16), the lower side of the screen frame (22) is provided with a fine hopper (18), the left side of the fine hopper (18) is fixedly connected with the left side of the inner surface of the rack (16), the right side of the fine hopper (18) is fixedly connected with the right side of the inner surface of the rack (16), the front side of the inner surface of the seal box (17) is fixedly connected with the front side of the rack (16), the rear side of the inner surface of the seal box (17) is fixedly connected with the rear side of the inner surface, the right sides of the two groups of lifting rods (5) are respectively connected with the left side of the rack (16) in a rotating way.
2. An automatic feeding sand screen for civil engineering works according to claim 1, characterized in that: the front part and the rear part of the left side of the rack (16) are respectively provided with two groups of moving wheels, the middle parts of the two groups of moving wheels are respectively connected with the front side and the rear side of the rack (16) in a rotating way, and the lower part of the rear side of the rack (16) is fixedly provided with universal wheels.
3. An automatic feeding sand screen for civil engineering works according to claim 1, characterized in that: the lower side of the middle part of the box door (20) is provided with a motor hole in a penetrating way, and the middle part of the rear side of the box door (20) is fixedly connected with a box door handle.
4. An automatic feeding sand screen for civil engineering works according to claim 1, characterized in that: the right side of the screen frame (22) is arranged to be in a ladder-shaped form, and the size of the right side of the screen frame (22) is matched with the size of the coarse hopper (19).
5. An automatic feeding sand screen for civil engineering works according to claim 1, characterized in that: the screen frame (22) middle part is provided with the screen cloth, and this screen cloth bottom and screen frame (22) inboard lower surface fixed connection, screen frame (22) left side is higher than its right side.
6. An automatic feeding sand screen for civil engineering works according to claim 1, characterized in that: the outer surface of the conveyor belt (13) is provided with anti-skid grains, and the rear side of the fine hopper (18) is higher than the front side of the fine hopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021975429.XU CN213700701U (en) | 2020-09-11 | 2020-09-11 | A automatic feeding screening sand machine for civil engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021975429.XU CN213700701U (en) | 2020-09-11 | 2020-09-11 | A automatic feeding screening sand machine for civil engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213700701U true CN213700701U (en) | 2021-07-16 |
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ID=76793312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021975429.XU Expired - Fee Related CN213700701U (en) | 2020-09-11 | 2020-09-11 | A automatic feeding screening sand machine for civil engineering |
Country Status (1)
| Country | Link |
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| CN (1) | CN213700701U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114160403A (en) * | 2021-12-02 | 2022-03-11 | 中国十七冶集团有限公司 | Equipment for automatically screening large-particle-size pebbles and gravels in embankment filling materials and implementation method |
-
2020
- 2020-09-11 CN CN202021975429.XU patent/CN213700701U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114160403A (en) * | 2021-12-02 | 2022-03-11 | 中国十七冶集团有限公司 | Equipment for automatically screening large-particle-size pebbles and gravels in embankment filling materials and implementation method |
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