CN211637284U - Gravel screening device for concrete production - Google Patents
Gravel screening device for concrete production Download PDFInfo
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- CN211637284U CN211637284U CN202020087134.2U CN202020087134U CN211637284U CN 211637284 U CN211637284 U CN 211637284U CN 202020087134 U CN202020087134 U CN 202020087134U CN 211637284 U CN211637284 U CN 211637284U
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- screening
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- filter screen
- gravel
- stirring
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Abstract
The utility model provides a gravel sieving mechanism for concrete production, including agitator tank, hot-blast main, screening case, first filter equipment, second filter equipment, the agitator tank sets up the top of screening case, the top of agitator tank is provided with the inlet pipe, the bottom of agitator tank sets up the structure of both ends to middle slope, the bottom of agitator tank is provided with the discharging pipe, the bottom plate both sides of agitator tank are provided with the landing leg respectively. The utility model discloses the gravel of treating the screening stirs, smashes the gravel of conglomeration to guaranteed the normal clear of screening, the external dry hot air heat source of hot-blast main carries out effectual drying to the gravel, avoids plugging up the emergence of the screen cloth condition because of the gravel surface is moist, guarantees the normal screening of gravel, the gravel is at the in-process of screening, first filter screen and second filter screen are in the vibration state, thereby improved the efficiency that the gravel screened, guaranteed the effect that the gravel screened.
Description
Technical Field
The utility model relates to a concrete preparation field, concretely relates to gravel sieving mechanism for concrete production.
Background
The concrete is an artificial stone material which is prepared by taking cement as a main cementing material, mixing water, gravel and stones with chemical additives and mineral admixtures if necessary, uniformly stirring, densely forming, maintaining and hardening according to a proper proportion, screening the gravel in the production process of the concrete, and having certain influence on the strength of the concrete by the particle size of the gravel.
There is certain defect at present to the screening of grit, place outdoor generally like the grit, do not carry out fine drying to the grit surface when the screening, lead to the grit to plug up the screen cloth, influence going on of grit screening, and the grit still appears the condition of caking easily, make the screening can not normally go on, and present screening net generally stands motionless, lead to the efficiency of screening lower, can not carry out fine collection to the grit of the different particle sizes after the screening.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving foretell not enough, provide a gravel sieving mechanism for concrete production.
In order to achieve the above object, the technical solution of the present invention is: a gravel screening device for concrete production comprises a stirring box, a hot air pipe, a screening box, a first filtering device and a second filtering device, wherein the stirring box is arranged above the screening box, an inlet pipe is arranged at the top of the stirring box, the bottom of the stirring box is arranged in a structure with two ends inclined towards the middle, a discharging pipe is arranged at the bottom of the stirring box, supporting legs are respectively arranged on two sides of a bottom plate of the stirring box, the bottom end of each supporting leg is fixedly connected with the upper surface of a top plate of the screening box, a stirring device is arranged in the stirring box and comprises a power motor and a stirring shaft, the power motor is arranged on one side of the stirring box, a transmission end of the power motor penetrates through the side wall of the stirring box and extends to the inside of the stirring box, the stirring shaft is arranged in the stirring box, and one end of the stirring shaft is fixedly connected with the transmission end of the power motor, the other end of the stirring shaft is arranged on the side wall of the stirring box, one end of the hot air pipe penetrates through a top plate of the stirring box and extends into the stirring box, the other end of the hot air pipe is externally connected with a hot dry air heat source, the top of the screening box is provided with a feed inlet, the feed inlet is connected with the bottom end of the discharge pipe, the bottom of the screening box is horizontally arranged, a discharge port is arranged near the bottom end of the side wall of one side of the screening box, and a discharge baffle is arranged at the position of the discharge port;
the first filtering device is arranged inside the screening box and comprises a first filter screen, a first vibration motor and a first collecting box, the first filter screen is obliquely arranged inside the screening box, one end of the first filter screen is fixed on the side wall of the screening box, the other end of the screening box is provided with a first opening, the other end of the first filter screen penetrates through the first opening and extends to the outside of the screening box, the first vibration motor is arranged inside the screening box below the first filter screen, the first collecting box is arranged outside the screening box, and the first collecting box is arranged below the first filter screen;
the second filter equipment sets up the inside of screening case, second filter equipment includes second filter screen, second vibrating motor, second collecting box, the aperture of second filter screen is less than the aperture of first filter screen, the second filter screen slant sets up the inside of screening case, the one end of second filter screen is fixed on the lateral wall of screening case, the screening case in the other end of second filter screen is provided with the second opening, the other end of second filter screen passes the second opening and extends to the outside of screening case, second vibrating motor sets up the second filter screen below the inside of screening case, the second collecting box sets up the outside of screening case, the second collecting box sets up the below of second filter screen.
Further, a stop valve is arranged on the discharge pipe.
Further, the nearly upper end of the outside lateral wall of agitator tank is provided with the exhaust pipe, the one end of exhaust pipe is passed the lateral wall of agitator tank extends to the inside of agitator tank, the other end of exhaust pipe is provided with the third filter screen.
Further, first vibrating motor is close to first opening setting, the second vibrating motor is close to the second opening setting, first vibrating motor with the upper end of second vibrating motor is laminated respectively first filter screen with the second filter screen, first vibrating motor with the bottom of second vibrating motor is provided with the motor support respectively, one side fixed connection of motor support the lateral wall of screening case.
Further, a guide plate is arranged above the bottom plate of the screening box and obliquely arranged, and the lower end of the guide plate is close to the discharge hole.
Contrast prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses a set up agitating unit, stir the gravel that treats the screening, smash the gravel of conglomeration to guaranteed the normal clear of screening, and through set up the hot-blast main in the inside of agitator tank, the hot-blast main external dry heat wind heat source carries out effectual drying to the gravel, avoids plugging up the emergence of the screen cloth condition because of the gravel surface is moist, guarantees the normal screening of gravel;
2. the utility model discloses a set up first vibrating motor and second vibrating motor in the below of first filter screen and second filter screen, the grit is at the in-process of screening, and first filter screen and second filter screen are in the vibration state to improved the efficiency of grit screening, guaranteed the effect of grit screening, through setting up first collecting box, second collecting box and set up the deflector on the bottom plate of screening case, the convenience carries out effectual collection to the grit of different particle diameters.
Drawings
Fig. 1 is a schematic view of the sectional structure of the front view of the present invention.
Fig. 2 is the schematic view of the front sectional structure of the screening box of the present invention.
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.
As shown in fig. 1 and 2, a gravel screening device for concrete production comprises a stirring box 1, a hot air pipe 2, a screening box 3, a first filtering device 4 and a second filtering device 5, wherein the stirring box 1 is arranged above the screening box 3, the top of the stirring box 1 is provided with an inlet pipe 11, the bottom of the stirring box 1 is arranged in a structure with two ends inclined towards the middle, the bottom of the stirring box 1 is provided with a discharge pipe 12, two sides of the bottom plate of the stirring box 1 are respectively provided with supporting legs 13, the bottom ends of the supporting legs 13 are fixedly connected with the upper surface of the top plate of the screening box 3, a stirring device 6 is arranged in the stirring box 1, the stirring device 6 comprises a power motor 61 and a stirring shaft 62, the power motor 61 is arranged on one side of the stirring box 1, and the transmission end of the power motor 61 penetrates through the side wall of the stirring box 1 and extends to the inside of the stirring box 1, the stirring shaft 62 is arranged inside the stirring box 1, one end of the stirring shaft 62 is fixedly connected with a transmission end of the power motor 61, the other end of the stirring shaft 62 is arranged on the side wall of the stirring box 1, one end of the hot air pipe 2 penetrates through a top plate of the stirring box 1 and extends into the stirring box 1, the other end of the hot air pipe 2 is externally connected with a dry hot air heat source, the top of the screening box 3 is provided with a feed inlet 31, the feed inlet 31 is connected with the bottom end of the discharge pipe 12, the bottom of the screening box 3 is horizontally arranged, a discharge port 32 is arranged on the side wall of one side of the screening box 3 close to the bottom end, and a discharge baffle 33 is arranged at the position of the discharge port 32;
the first filtering device 4 is arranged inside the screening box 3, the first filtering device 4 includes a first filtering net 41, a first vibration motor 42 and a first collecting box 43, the first filtering net 41 is obliquely arranged inside the screening box 3, one end of the first filtering net 41 is fixed on the side wall of the screening box 3, the other end of the screening box 3 of the first filtering net 41 is provided with a first opening 44, the other end of the first filtering net 41 passes through the first opening 44 and extends to the outside of the screening box 3, the first vibration motor 42 is arranged inside the screening box 3 below the first filtering net 41, the first collecting box 43 is arranged outside the screening box 3, and the first collecting box 43 is arranged below the first filtering net 41;
the second filtering device 5 is arranged inside the screening box 3, the second filtering device 5 comprises a second filter screen 51, a second vibrating motor 52 and a second collecting box 53, the aperture of the second filter screen 51 is smaller than that of the first filter screen 41, the second filter screen 51 is obliquely arranged inside the screening box 3, one end of the second filter screen 51 is fixed on the side wall of the screening box 3, the other end of the screening box 3 on the second filter screen 51 is provided with a second opening 54, the other end of the second sieve 51 passes through the second opening 54 and extends to the outside of the screen box 3, the second vibration motor 52 is disposed inside the screening chamber 3 below the second screen 51, the second collecting tank 53 is disposed outside the screening tank 3, and the second collecting tank 53 is disposed below the second screen 51.
Furthermore, a shut-off valve 121 is provided on the discharge pipe 12.
Further, the nearly upper end of the outside lateral wall of agitator tank 1 is provided with exhaust pipe 14, the one end of exhaust pipe 14 is passed the lateral wall of agitator tank 1 extends to the inside of agitator tank 1, the other end of exhaust pipe 14 is provided with third filter screen 141.
Further, first vibrating motor 42 is close to first opening 44 sets up, second vibrating motor 52 is close to second opening 54 sets up, first vibrating motor 42 with the upper end of second vibrating motor 52 is laminated respectively first filter screen 41 with second filter screen 51, first vibrating motor 42 with the bottom of second vibrating motor 52 is provided with motor support 421 respectively, one side fixed connection of motor support 421 the lateral wall of screening case 3.
Further, a guide plate 34 is arranged above the bottom plate of the screening box 3, the guide plate 34 is obliquely arranged, and the lower end of the guide plate 34 is close to the discharge hole 32.
The utility model provides a gravel screening device for concrete production, when in use, gravel to be screened is sent into the inside of a stirring box through an inlet pipe, is stirred through a stirring shaft, is smashed into agglomerated gravel blocks, is dried through a hot air pipe arranged at the top, is opened a stop valve, then enters the inside of the screening box through a discharging pipe, is filtered in advance by a first filter screen, gravel with a particle size larger than that of the first filter screen enters the inside of a first collecting box through a first opening under the action of a first vibrating motor, gravel with a particle size smaller than that of the first filter screen falls to a second filter screen, gravel with a particle size larger than that of the second filter screen enters the inside of a second collecting box through a second opening under the action of a second vibrating motor, gravel with a particle size smaller than that of the second filter screen falls to the ground step of the screening box, is accumulated at the position of a discharging port under the action of a guide plate, the material discharge baffle is opened to collect the material, and the screening process is completed.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (5)
1. The utility model provides a gravel screening device for concrete production which characterized in that: the stirring device comprises a stirring box, a hot air pipe, a screening box, a first filtering device and a second filtering device, wherein the stirring box is arranged above the screening box, an inlet pipe is arranged at the top of the stirring box, the bottom of the stirring box is of a structure with two ends inclined towards the middle, a discharging pipe is arranged at the bottom of the stirring box, supporting legs are respectively arranged at two sides of a bottom plate of the stirring box, the bottom ends of the supporting legs are fixedly connected with the upper surface of a top plate of the screening box, the stirring device is arranged in the stirring box and comprises a power motor and a stirring shaft, the power motor is arranged at one side of the stirring box, the transmission end of the power motor penetrates through the side wall of the stirring box and extends to the inside of the stirring box, the stirring shaft is arranged in the stirring box, and one end of the stirring shaft is fixedly connected with the transmission end of the power motor, the other end of the stirring shaft is arranged on the side wall of the stirring box, one end of the hot air pipe penetrates through a top plate of the stirring box and extends into the stirring box, the other end of the hot air pipe is externally connected with a hot dry air heat source, the top of the screening box is provided with a feed inlet, the feed inlet is connected with the bottom end of the discharge pipe, the bottom of the screening box is horizontally arranged, a discharge port is arranged near the bottom end of the side wall of one side of the screening box, and a discharge baffle is arranged at the position of the discharge port;
the first filtering device is arranged inside the screening box and comprises a first filter screen, a first vibration motor and a first collecting box, the first filter screen is obliquely arranged inside the screening box, one end of the first filter screen is fixed on the side wall of the screening box, the other end of the screening box is provided with a first opening, the other end of the first filter screen penetrates through the first opening and extends to the outside of the screening box, the first vibration motor is arranged inside the screening box below the first filter screen, the first collecting box is arranged outside the screening box, and the first collecting box is arranged below the first filter screen;
the second filter equipment sets up the inside of screening case, second filter equipment includes second filter screen, second vibrating motor, second collecting box, the aperture of second filter screen is less than the aperture of first filter screen, the second filter screen slant sets up the inside of screening case, the one end of second filter screen is fixed on the lateral wall of screening case, the screening case in the other end of second filter screen is provided with the second opening, the other end of second filter screen passes the second opening and extends to the outside of screening case, second vibrating motor sets up the second filter screen below the inside of screening case, the second collecting box sets up the outside of screening case, the second collecting box sets up the below of second filter screen.
2. The gravel screening apparatus for concrete production of claim 1, wherein: and a stop valve is arranged on the discharge pipe.
3. The gravel screening apparatus for concrete production of claim 1, wherein: the nearly upper end of the outside lateral wall of agitator tank is provided with the exhaust pipe, the one end of exhaust pipe is passed the lateral wall of agitator tank extends to the inside of agitator tank, the other end of exhaust pipe is provided with the third filter screen.
4. The gravel screening apparatus for concrete production of claim 1, wherein: first vibrating motor is close to first opening sets up, the second vibrating motor is close to the second opening sets up, first vibrating motor with the upper end of second vibrating motor is laminated respectively first filter screen with the second filter screen, first vibrating motor with the bottom of second vibrating motor is provided with the motor support respectively, one side fixed connection of motor support the lateral wall of screening case.
5. The gravel screening apparatus for concrete production of claim 1, wherein: the bottom plate top of screening case is provided with the deflector, the deflector slant sets up, the lower one end of deflector is close to the discharge gate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020087134.2U CN211637284U (en) | 2020-01-16 | 2020-01-16 | Gravel screening device for concrete production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020087134.2U CN211637284U (en) | 2020-01-16 | 2020-01-16 | Gravel screening device for concrete production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211637284U true CN211637284U (en) | 2020-10-09 |
Family
ID=72705885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020087134.2U Active CN211637284U (en) | 2020-01-16 | 2020-01-16 | Gravel screening device for concrete production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211637284U (en) |
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2020
- 2020-01-16 CN CN202020087134.2U patent/CN211637284U/en active Active
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