CN219664404U

CN219664404U - Sand screening device

Info

Publication number: CN219664404U
Application number: CN202321360038.0U
Authority: CN
Inventors: 刘超; 张永生
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-09-12
Anticipated expiration: 2033-05-31

Abstract

The utility model provides a sand screening device. The sand screening device comprises: the sand screening mechanism comprises a funnel, a first discharging channel, a second discharging channel, a coarse screen and a fine screen, the coarse screen and the fine screen are movably connected inside the funnel, holes are formed in the side face of the funnel and are fixedly connected with the first discharging channel, holes are formed in the side face of the bottom of the funnel and are fixedly connected with the first discharging channel, the inclined bottom edge of the fine screen is flush with the second upper port of the second discharging channel, a cavity is formed between the coarse screen and the fine screen, and the funnel is fixedly embedded into the inner wall of the funnel. According to the utility model, wet sand is primarily screened through the coarse screen, the falling sand and sand on the screen are dried through the drying device, the dried sand is further screened through the fine screen, and finally the dry fine sand is collected, so that the purpose of preventing the wet sand from blocking the screen is realized, the sand screening process is simplified, the sand screening efficiency is improved, and the labor is saved.

Description

Sand screening device

Technical Field

The utility model relates to the technical field of building construction sand screening, in particular to a sand screening device.

Background

With the rapid development of modern technology and the continuous progress of society, the demands of people on materials and spirit are continuously improved, the construction machinery witnesses the replacement of the first generation and the second generation of buildings, the construction machinery is continuously improved and perfected, and the sand screening machine is one of the sand screening machines. With the continuous improvement and perfection, the present sand screening machine and the former crude sand screening machine have greatly advanced, and a few problems still exist in real life.

The sand screening device is also frequently used in home cover houses of villages and towns, the effect of multi-layer screening rate can be achieved by the existing sand screening device, but when sand is piled up, the outer surface is dry but the inside is moist, when the sand is screened to the inside, the screen or the passage port is easy to be blocked, timely cleaning is needed, and the sand screening process is inconvenient.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a sand screening device.

The sand screening device provided by the utility model comprises: the sand screening mechanism comprises a funnel, a coarse screen and a fine screen, the coarse screen and the fine screen are movably connected inside the funnel, a cavity is formed between the coarse screen and the fine screen and the funnel, the air heater is fixed on the funnel, an air outlet of the air heater extends into the cavity, and the vibrating mechanism is arranged at the bottom of the sand screening mechanism and used for driving the sand screening mechanism to vibrate.

Preferably, the air outlet of the air heater penetrates through the side wall of the funnel to extend into the funnel and is fixedly connected with the side wall of the funnel.

Preferably, the sand screening mechanism further comprises a first discharging channel and a second discharging channel, the side face of the funnel is provided with a hole and is fixedly connected with the first discharging channel, the side face of the bottom of the funnel is provided with a hole and is fixedly connected with the first discharging channel, the inclined bottom edge is flush with the first upper port of the first discharging channel, and the inclined bottom edge of the fine screen is flush with the second upper port of the second discharging channel.

Preferably, valves are fixedly arranged at the joints of the first discharging channel and the second discharging channel and the funnel.

Preferably, the inner wall of the funnel is fixedly connected with a plurality of layers of multi-group frame blocks, and the coarse screen and the fine screen are respectively arranged above the frame blocks and are connected with the funnel in a erection mode.

Preferably, the vibration mechanism comprises a vibration motor and a supporting plate, wherein a plurality of groups of springs are fixedly arranged below the supporting plate, and the vibration motor is fixedly connected to the side wall of the funnel.

Preferably, the sand screening device further comprises a fixing mechanism, the fixing mechanism comprises a fixing plate and a locking universal wheel, a plurality of groups of support columns are fixedly arranged below the fixing plate, and the locking universal wheel is fixedly connected to the bottoms of the support columns.

Preferably, the fixing mechanism is fixedly connected below a spring of the vibration mechanism and is movably connected with the vibration mechanism.

Compared with the related art, the sand screening device provided by the utility model has the following beneficial effects: the air heater is arranged on the side wall of the funnel, the air heater is fixedly connected with the funnel, an air outlet of the air heater penetrates through the side wall of the funnel to extend into the funnel and is fixedly connected with the side wall of the funnel, and when the air heater works, wet sand clusters filtered by the coarse screen can be dried and blown away, and the fine screen can carry out next filtering treatment on falling sand.

Wet sand can be dried by utilizing the air heater through the coarse screen, and the air heater can dry the sand on the surfaces of the coarse screen and the fine screen, so that the coarse screen and the fine screen are prevented from being blocked by the wet sand, the sand screening process is simplified, the sand screening efficiency is improved, and the labor is saved.

Drawings

FIG. 1 is a schematic view of a sand screening apparatus according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of the sand screening mechanism of the present utility model;

FIG. 3 is a schematic cross-sectional view of a sand screening mechanism and air heater position structure of the present utility model;

fig. 4 is a schematic side view of the position structure of the fixing mechanism, the vibrating mechanism and the sand screening mechanism of the present utility model.

Reference numerals in the drawings: 1. a sand screening mechanism; 2. an air heater; 3. a vibration mechanism; 4. a fixing mechanism; 11. a funnel; 12. coarse screen; 13. a first discharging channel; 14. fine screen; 15. a second discharging channel; 16. a frame block; 17. a valve; 18. a cavity; 31. a spring; 32. a vibration motor; 33. a support plate; 41. a fixing plate; 42. a support column; 43. locking the universal wheel.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, fig. 1 is a schematic structural diagram of a sand screening device according to a preferred embodiment of the present utility model; FIG. 2 is a schematic view of the sand screening mechanism of the present utility model; FIG. 3 is a schematic cross-sectional view of a sand screening mechanism and air heater position structure of the present utility model; fig. 4 is a schematic side view of the position structure of the fixing mechanism, the vibrating mechanism and the sand screening mechanism of the present utility model.

In a specific implementation process, as shown in fig. 1, the sand screening device includes: the sand screening mechanism 1, the air heater 2 and the vibrating mechanism 3, the sand screening mechanism 1 is fixedly connected with the vibrating mechanism 3, the vibrating mechanism 3 is arranged at the bottom of the sand screening mechanism 1 and drives the sand screening mechanism 1 to vibrate, and the vibrating mechanism 3 is movably connected above the fixing mechanism 4 through the spring 31.

Referring to fig. 2, the sand screening mechanism 1 comprises a funnel 11, a coarse screen 12, a fine screen 14, a first discharge channel 13 and a second discharge channel 15, wherein the coarse screen 12 and the fine screen 14 are movably connected inside the funnel 11, a cavity 18 is formed between the coarse screen 12 and the fine screen 14, the inner wall of the funnel 11 is fixedly connected with a plurality of layers of multi-group frame blocks 16, the coarse screen 12 and the fine screen 14 are respectively arranged above the frame blocks 16 and are connected with the funnel 11 in a erecting mode so as to facilitate screen replacement, holes are formed in the side face of the funnel 11 and are fixedly connected with the first discharge channel 13, holes are formed in the side face of the bottom of the funnel 11 and are fixedly connected with the first discharge channel 13, the inclined bottom edge is flush with the upper port of the first discharge channel 13, the inclined bottom edge of the fine screen 14 is flush with the upper port of the second discharge channel 15, a valve 17 is fixedly arranged at the joint of the first discharge channel 13 and the second discharge channel 15, and the funnel 11 can be opened after sand screening, so that larger sand can be collected without repeated sand screening, and the sand screening process is simplified.

Referring to fig. 3, the air heater 2 is fixed on the funnel 11, and the air outlet of the air heater 2 extends into the cavity 18 and is fixedly connected with the side wall of the funnel 11, the vibration mechanism 3 is arranged at the bottom of the sand screening mechanism 1 and drives the sand screening mechanism 1 to vibrate, and in operation, the air heater 2 can dry and blow away wet sand clusters filtered by the coarse screen 12, and the fine screen 14 carries out the next filtering treatment on the dropped sand.

Referring to fig. 4, the vibration mechanism 3 includes a vibration motor 32 and a support plate 33, a plurality of groups of springs 31 are fixedly arranged below the support plate 33, the vibration motor 32 is fixedly connected to the side wall of the funnel 11, the fixing mechanism 4 includes a fixing plate 41 and a locking universal wheel 43, a plurality of groups of support columns 42 are fixedly arranged below the fixing plate 41, the locking universal wheel 43 is fixedly connected to the bottoms of the support columns 42, and the fixing mechanism 4 is fixedly connected to the lower portion of the springs 31 of the vibration mechanism 3.

The working principle provided by the utility model is as follows: when the sand screening device is used, the power supply of the air heater 2 and the power supply of the vibrating motor 32 are turned on, the vibrating mechanism 3 drives the sand screening mechanism 1 to shake, so that the sand to be screened can be better filtered, the sand to be screened is put into the hopper 11, part of wet sand stuck together at the station enters the cavity 18 through the coarse screen 12, the air heater 2 dries and blows away the wet sand entering the cavity 18, and the sand falling to the fine screen 14 and the sand remained on the upper surface of the coarse screen 12 are kept dry, so that the coarse screen 12 and the fine screen 14 cannot be blocked; the fine screen 14 screens the dried sand further so that finer sand can be used, and the valve 17 is opened to allow the coarse sand of a constant grade that has not fallen to be finally collected through the first 13 and second 15 discharge channels.

The vibration motor, the air heater and the locking universal wheel related to the utility model are all in the prior art, and are not repeated here.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A sand screening apparatus comprising: sand screening mechanism (1), air heater (2) and vibration mechanism (3), a serial communication port, sand screening mechanism (1) include funnel (11), coarse screen (12) and fine screen (14), and coarse screen (12) and fine screen (14) are located from the top down in proper order in funnel (11), and coarse screen (12) and fine screen (14) for the axis slope setting of funnel (11), form cavity (18) between coarse screen (12), fine screen (14) and funnel (11), air heater (2) are fixed in on funnel (11), and in the air outlet of air heater (2) extends to cavity (18), vibration mechanism (3) are located sand screening mechanism (1) bottom for drive sand screening mechanism (1) vibration.

2. The sand screening device according to claim 1, wherein the air outlet of the air heater (2) extends into the funnel (11) through the side wall of the funnel (11) and is fixedly connected with the side wall of the funnel (11).

3. The sand screening device according to claim 1, wherein the sand screening mechanism (1) further comprises a first discharge channel (13) and a second discharge channel (15), the side surface of the funnel (11) is provided with a hole and is fixedly connected with the first discharge channel (13), the side surface of the bottom of the funnel (11) is provided with a hole and is fixedly connected with the first discharge channel (13), the inclined bottom edge is flush with the upper port of the first discharge channel (13), and the inclined bottom edge of the fine screen (14) is flush with the upper port of the second discharge channel (15).

4. A sand screening device according to claim 3, characterized in that valves (17) are fixedly arranged at the joints of the first discharge channel (13) and the second discharge channel (15) with the hopper (11).

5. The sand screening device according to claim 1, characterized in that the inner wall of the funnel (11) is fixedly connected with a plurality of layers of multi-group frame blocks (16), and the coarse screen (12) and the fine screen (14) are respectively arranged above the frame blocks (16) and are connected with the funnel (11) in an erected mode.

6. The sand screening device according to claim 1, characterized in that the vibration mechanism (3) comprises a vibration motor (32) and a supporting plate (33), a plurality of groups of springs (31) are fixedly arranged below the supporting plate (33), and the vibration motor (32) is fixedly connected to the side wall of the hopper (11).

7. The sand screening device according to claim 1, further comprising a fixing mechanism (4), wherein the fixing mechanism (4) comprises a fixing plate (41) and a locking universal wheel (43), a plurality of groups of support columns (42) are fixedly arranged below the fixing plate (41), and the locking universal wheel (43) is fixedly connected to the bottoms of the support columns (42).

8. Sand screening device according to claim 7, characterized in that the fixing means (4) is fixedly connected under the springs (31) of the vibrating means (3).