CN215997418U - Reversal ejection of compact formula cylinder screening sand machine - Google Patents

Abstract

The utility model aims to provide a reverse discharging type roller sand screening machine, which belongs to the field of mechanical design and comprises a screen, a transmission end plate, a conical material inlet and outlet, a bracket, a rotary support frame, a driving motor and a shell; the left end of the screen is fixedly connected with the transmission end plate; the right end of the screen is fixedly connected with the conical feed and discharge port; the upper end of the bracket is fixedly connected with the rotary support frame; the screen is arranged at the upper end of the rotary support frame; the driving motor is arranged at the upper end of the bracket; the driving motor is connected with the left end of the transmission end plate; the shell (7) is arranged outside the screen and the rotary support frame to replace manual sand screening.

Description

Reversal ejection of compact formula cylinder screening sand machine

Technical Field

The utility model belongs to the field of mechanical design, and particularly relates to a reverse-rotation discharging type roller sand screening machine.

Background

Sand is an important material in the field of construction, and is an important raw material of concrete, and the concrete has different requirements on the particle size of the sand in different applications such as bricklaying, plastering and pouring, so the particle size screening of the sand is particularly important.

At present, a large amount of sand is needed in construction or experiment. The efficiency of adopting artifical screening mode is very low, consequently adopts the husky device of screening to improve the efficiency of screening sand, and then reduces the intensity of labour of work.

The existing sand screening device for driving sand screening by rotating a rotating shaft easily enters sand into the rotating shaft in the operation process, so that the rotation of a transmission device is blocked, and a driving motor is blocked. For small-size screening sand device, the present common is the vibration screening sand mode, and sand can not contact the screen cloth completely, and screening sand efficiency is very low, leads to needing to sieve many times just can reach the screening purpose.

Therefore, an efficient sand screening device is needed to replace manpower, and manpower is liberated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a reverse discharging type roller sand screening machine which utilizes the rotation of a screen to screen and collect sand grains.

The implementation mode of the utility model is as follows:

a reverse discharge type roller sand screening machine comprises a screen, a transmission end plate, a conical feed and discharge port, a bracket, a rotary support frame, a driving motor and a shell; the left end of the screen is fixedly connected with the transmission end plate; the right end of the screen is fixedly connected with the conical feed and discharge port; the upper end of the bracket is fixedly connected with the rotary support frame; the screen is arranged at the upper end of the rotary support frame; the driving motor is arranged at the upper end of the bracket; the driving motor is connected with the left end of the transmission end plate; the shell is arranged outside the screen and the rotary support frame.

Furthermore, a plurality of reinforcing ribs are arranged outside the screen; one end of the reinforcing rib is connected with the transmission end plate; the other end of the reinforcing rib is connected with the conical material inlet and outlet.

Furthermore, a plurality of blades are arranged inside the conical material inlet and outlet.

Furthermore, two first support legs are arranged at the left end of the support; two second support legs are arranged at the right end of the support; the second leg comprises a leg frame and a leg foot; the upper part of the leg foot is connected with the lower part of the leg frame.

Further, the rotating support frame comprises a first support shaft and a second support shaft; two ends of the first supporting shaft are respectively connected with the bracket through supporting lugs; a first rotating wheel is arranged at the left part of the first supporting shaft; and a second rotating wheel is arranged at the right part of the first supporting shaft.

Further, the second support shaft and the first support shaft are symmetrically arranged.

Further, a first belt pulley is arranged at the left end of the transmission end plate; a second belt pulley is arranged at the right end of the driving motor; the first belt pulley is connected with the second belt pulley through a belt.

Furthermore, the shell is not connected with the screen, the transmission end plate and the conical material inlet and outlet.

Further, a discharging funnel is arranged at the lower end of the support.

The utility model has the following positive effects:

(1) the operation is simple, and the labor force is saved;

(2) high working efficiency and good effect.

Drawings

FIG. 1 is a perspective view of a reverse discharge type roller sand screening machine;

FIG. 2 is a schematic view of the housing and the discharge funnel;

FIG. 3 is a schematic view of a reverse discharge type drum sand screening machine for removing the casing;

FIG. 4 is a schematic view of a conical feed and discharge opening;

FIG. 5 is a schematic view of a stent;

in the figure, 1 screen mesh, 11 reinforcing ribs, 2 transmission end plates, 21 first belt pulleys, 3 conical material inlet and outlet ports, 31 blades, 4 supports, 41 first supporting legs, 42 second supporting legs, 421 supporting leg frames, 422 supporting leg feet, 5 rotary supporting frames, 51 first supporting shafts, 511 first rotating wheels, 512 second rotating wheels, 52 second supporting shafts, 53 supporting lugs, 6 driving motors, 61 second belt pulleys, 7 shells and 71 discharge hoppers.

Detailed Description

The utility model is further illustrated by the following specific examples.

Example 1

A reversal discharge type roller sand screening machine comprises a screen mesh 1, a transmission end plate 2, a conical feed and discharge port 3, a bracket 4, a rotary support frame 5, a driving motor 6 and a shell 7; the left end of the screen 1 is fixedly connected with the transmission end plate 2; the right end of the screen mesh 1 is fixedly connected with a conical feed/discharge port 3; the upper end of the bracket 4 is fixedly connected with a rotary support frame 5; the screen mesh 1 is arranged at the upper end of the rotary support frame 5; a discharging funnel 71 is arranged at the lower end of the support 4; the driving motor 6 is arranged at the upper end of the bracket 4; the driving motor 6 is connected with the left end of the transmission end plate 2; the shell 7 sets up in screen cloth 1 and 5 outsides of rotation support frame, shell 7 and screen cloth 1, transmission end plate 2 and toper business turn over material mouthful 3 and do not throw out the connection of electricity, do not influence shell 7 when making screen cloth 1, transmission end plate 2 and toper business turn over material mouthful 3 rotate.

Preferably, three reinforcing ribs 11 are uniformly distributed outside the screen mesh 1; one end of the reinforcing rib 11 is connected with the transmission end plate 2; the other end of the reinforcing rib 11 is connected with the conical feed and discharge port 3.

Preferably, two blades 31 crossing each other are arranged inside the conical feed/discharge opening 3.

Preferably, two first legs 41 are arranged at the left end of the bracket 4; two second support legs 42 are arranged at the right end of the support 4; the second leg 42 comprises a leg frame 421 for telescoping and a leg foot 422; the upper part of the leg 422 is connected to the lower part of the leg frame 421.

Preferably, the rotating support frame 5 comprises a first support shaft 51 and a second support shaft 52; two ends of the first supporting shaft 51 are respectively connected with the bracket 4 through supporting lugs 53; a first rotating wheel 511 is arranged at the left part of the first supporting shaft 51; the second runner 512 is arranged at the right part of the first supporting shaft 51.

Preferably, the second support shaft 52 is disposed symmetrically to the first support shaft 51.

Preferably, the left end of the transmission end plate 2 is provided with a first belt pulley 21; a second belt pulley 61 is arranged at the right end of the driving motor 6; the first pulley 21 is connected to a second pulley 61 via a belt.

The working principle of the utility model is as follows:

the working process of the reverse discharging type roller sand screening machine provided by the embodiment 1 comprises the following steps:

step 1, turning on a driving motor 6 to drive a screen mesh 1, a transmission end plate 2 and a conical feed/discharge port 3 to rotate;

step 2, placing sand to be screened into the screen mesh 1 from the conical feed and discharge port 3;

step 3, screening sand through rotation of the screen mesh 1, wherein smaller sand grains penetrate through the screen mesh 1 and come out of the discharging hopper 71, and larger sand grains are located inside the screen mesh 1;

step 4, turning off the driving motor 6, retracting the leg support 422 into the leg support frame 421, and retracting the second leg support 42;

step 5, reversely connecting the electrode of the driving motor 6, so that the driving motor 6 reversely rotates relative to the step 1, and the larger sand particles in the screen mesh 1 are discharged from the conical material inlet/outlet 3 under the action of the blades 31;

and 6, turning off the driving motor 6.

The foregoing is a more detailed description of the utility model in connection with specific preferred embodiments and is not intended to limit the utility model to the particular forms disclosed. For those skilled in the art to which the utility model pertains, several simple deductions or substitutions can be made without departing from the spirit of the utility model, and all shall be considered as belonging to the protection scope of the utility model.

Claims (9)

1. The utility model provides a reversal ejection of compact formula cylinder screening sand machine which characterized in that: comprises a screen (1), a transmission end plate (2), a conical feed and discharge port (3), a bracket (4), a rotary support frame (5), a driving motor (6) and a shell (7);

the left end of the screen (1) is fixedly connected with the transmission end plate (2);

the right end of the screen (1) is fixedly connected with the conical feed and discharge port (3);

the upper end of the bracket (4) is fixedly connected with the rotary support frame (5);

the screen (1) is arranged at the upper end of the rotary support frame (5);

the driving motor (6) is arranged at the upper end of the bracket (4);

the driving motor (6) is connected with the left end of the transmission end plate (2);

the shell (7) is arranged outside the screen (1) and the rotary support frame (5).

2. The inverted discharge drum sand screen of claim 1, wherein: a plurality of reinforcing ribs (11) are arranged outside the screen (1);

one end of the reinforcing rib (11) is connected with the transmission end plate (2);

the other end of the reinforcing rib (11) is connected with the conical feed and discharge port (3).

3. The inverted discharge drum sand screen of claim 1, wherein: a plurality of blades (31) are arranged in the conical material inlet/outlet (3).

4. The inverted discharge drum sand screen of claim 1, wherein: two first supporting legs (41) are arranged at the left end of the support (4);

two second support legs (42) are arranged at the right end of the support (4);

the second leg (42) comprises a leg frame (421) and a leg foot (422);

the upper part of the supporting leg foot (422) is connected with the lower part of the supporting leg frame (421).

5. The inverted discharge drum sand screen of claim 1, wherein: the rotary support frame (5) comprises a first support shaft (51) and a second support shaft (52);

two ends of the first supporting shaft (51) are respectively connected with the bracket (4) through supporting lugs (53);

a first rotating wheel (511) is arranged at the left part of the first supporting shaft (51);

and a second rotating wheel (512) is arranged at the right part of the first supporting shaft (51).

6. The inverted discharge drum sand screen of claim 5, wherein: the second support shaft (52) is arranged symmetrically to the first support shaft (51).

7. The inverted discharge drum sand screen of claim 1, wherein: a first belt pulley (21) is arranged at the left end of the transmission end plate (2);

a second belt pulley (61) is arranged at the right end of the driving motor (6);

the first belt pulley (21) is connected with the second belt pulley (61) through a belt.

8. The inverted discharge drum sand screen of claim 1, wherein: the shell (7) is not connected with the screen (1), the transmission end plate (2) and the conical material inlet and outlet (3).

9. The inverted discharge drum sand screen of claim 1, wherein: and a discharging funnel (71) is arranged at the lower end of the support (4).

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