Sand screening machine for constructional engineering

Abstract

The utility model discloses a sand screening machine for constructional engineering, and relates to the technical field of sand screening. The sand screening machine for constructional engineering comprises a sand screening machine shell and a screening mechanism, the sand screening machine shell is arranged on the ground, and a mounting plate is fixedly mounted on one side of the sand screening machine shell; the screening mechanism is arranged on the sand screening machine shell and comprises a motor, a rotating rod, a screening rolling barrel, a rotating circular plate, a curved rod, bristles, a rotating rod and a rotating short rod, the motor is fixedly installed at the top of the mounting plate, the rotating short rod is fixedly installed on an output shaft of the motor, and the screening rolling barrel is fixedly installed at one end of the rotating short rod. Through cooperative use of the screening mechanism, sand and stones can be screened through leakage holes formed in a screening rolling barrel, in the rotary screening process, curved rods and bristles rotate together to clean the leakage holes in the screening rolling barrel, the screening rolling barrel is prevented from being blocked, the screening speed is prevented from being influenced, and the working efficiency is indirectly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sand screening, in particular to a sand screening machine for construction engineering. Background Art

[0002] A sand screening machine for construction projects with publication number CN219985308U includes a shell, a sand screening structure and a driving structure. The shell can achieve the sealing of the sand screening structure to prevent dust from flying, and the sand screening structure is located inside the shell. One end of the driving structure is meshed and connected with the sand screening structure.

[0003] The sand screening machine for construction projects proposed above screens sand and stone slurry through a screen. During the screening process, the screen may be blocked by sand and stone. At this time, the working efficiency of the sand screening machine will be reduced, and the screen needs to be cleaned manually, which increases the workload of the operator and is time-consuming and labor-intensive. Utility Model Content

[0004] The purpose of the utility model is to provide a sand screening machine for construction engineering, which can solve the above-mentioned problems.

[0005] To achieve the above purpose, the utility model provides the following technical solution: a sand screening machine for construction engineering, comprising:

[0006] The sand screening machine housing is arranged on the ground, and a mounting plate is fixedly mounted on one side of the sand screening machine housing;

[0007] The screening mechanism is arranged on the sand screening machine shell, and the screening mechanism includes a motor, a rotating rod, a screening drum, a rotating circular plate, a curved rod, bristles, a rotating rod and a rotating short rod. The motor is fixedly installed on the top of the mounting plate, and the rotating short rod is fixedly installed on the output shaft of the motor. The screening drum is fixedly installed on one end of the rotating short rod. The screening drum is rotatably installed on the inner walls on both sides of the sand screening machine shell, and leakage holes are opened on the outer wall of the screening drum. The rotating rod is rotatably installed on the inner walls on both sides of the screening drum, and a rotating circular plate is rotatably installed on the outer wall of the rotating short rod, and a curved rod is fixedly installed on the outer wall of the rotating circular plate, and bristles are fixedly installed on the outer wall of the curved rod. Seven groups of rotating rods are fixedly installed on the outer wall of the rotating rod, and the rotating rod is located inside the screening drum.

[0008] Preferably, a feed hopper is fixedly mounted on the top of the sand screening machine housing, and the top and bottom of the sand screening machine housing and the feed hopper are both opened.

[0009] Preferably, a window is provided on the front side of the sand screening machine housing.

[0010] Preferably, a material collection box is arranged inside the sand screening machine housing, and an opening for the material collection box to pass through is opened on the front side of the sand screening machine housing.

[0011] Preferably, four groups of wheels distributed in a rectangular shape are fixedly mounted on the bottom of the aggregate box.

[0012] Preferably, four groups of latch round blocks are fixedly mounted on the outer wall of the screening drum, the latch round blocks are provided with insertion holes, and the latch round blocks are slidably mounted with latches through the insertion holes.

[0013] Preferably, a circular opening is provided on one side of the sand screening machine housing, and the size of the circular opening is larger than the size of the rotating circular plate.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The sand screening machine for construction projects uses a motor, a rotating rod, a screening drum, a rotating circular plate, a curved rod, bristles, a rotating rod and a rotating short rod in coordination. Sand and gravel can be screened through the leakage holes provided on the screening drum. During the rotating screening process, the curved rod and the bristles rotate together to clean the leakage holes on the screening drum, thereby preventing the screening drum from being blocked, affecting the screening speed and indirectly improving the work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0017] Figure 1 It is a main perspective view of the utility model;

[0018] Figure 2 It is a cutaway stereogram of the utility model;

[0019] Figure 3 It is a top view of the utility model.

[0020] Figure numerals: 1. Sand screening machine housing; 2. Feed hopper; 3. Mounting plate; 4. Screening mechanism; 401. Motor; 402. Rotating rod; 403. Screening drum; 404. Rotating circular plate; 405. Curved rod; 406. Bristles; 407. Rotating rod; 408. Rotating short rod; 5. Aggregate box; 6. Wheels; 7. Latch round block; 8. Latch. DETAILED DESCRIPTION

[0021] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0022] See also Figure 1-3The utility model provides a technical solution: a sand screening machine for construction engineering, comprising a sand screening machine housing 1 and a screening mechanism 4, the sand screening machine housing 1 is arranged on the ground, and a mounting plate 3 is fixedly installed on one side of the sand screening machine housing 1;

[0023] The screening mechanism 4 is arranged on the sand screening machine housing 1, and the screening mechanism 4 includes a motor 401, a rotating rod 402, a screening drum 403, a rotating circular plate 404, a curved rod 405, bristles 406, a rotating rod 407 and a rotating short rod 408. The motor 401 is fixedly installed on the top of the mounting plate 3, and the rotating short rod 408 is fixedly installed on the output shaft of the motor 401. The screening drum 403 is fixedly installed on one end of the rotating short rod 408. The screening drum 403 is rotatably installed on the inner walls of both sides of the sand screening machine housing 1, and a leakage hole is opened on the outer wall of the screening drum 403. The rotating rod 402 is rotatably installed on the inner walls of both sides of the screening drum 403. A rotating circular plate 404 is rotatably installed on the outer wall of the short rod 408, and a curved rod 405 is fixedly installed on the outer wall of the rotating circular plate 404. Brushes 406 are fixedly installed on the outer wall of the curved rod 405, and seven groups of rotating rods 407 are fixedly installed on the outer wall of the rotating rod 402. The rotating rods 407 are located inside the screening drum 403, and sand and gravel can be screened through the leakage holes provided on the screening drum 403. During the rotation and screening process, the curved rod 405 and the brushes 406 rotate together to clean the leakage holes on the screening drum 403, thereby preventing the screening drum 403 from being blocked, affecting the screening speed, and indirectly improving the work efficiency.

[0024] A feed hopper 2 is fixedly mounted on the top of the sand screening machine housing 1, and the tops and bottoms of the sand screening machine housing 1 and the feed hopper 2 are both opened.

[0025] A window is provided on the front side of the sand screening machine housing 1 .

[0026] A material collecting box 5 is arranged inside the sand screening machine housing 1 , and an opening is provided on the front side of the sand screening machine housing 1 for the material collecting box 5 to pass through.

[0027] Four sets of wheels 6 distributed in a rectangular shape are fixedly mounted on the bottom of the aggregate box 5 .

[0028] Four groups of latch round blocks 7 are fixedly mounted on the outer wall of the screening drum 403 . The latch round blocks 7 are provided with insertion holes, and latches 8 are slidably mounted on the latch round blocks 7 through the insertion holes.

[0029] A circular opening is provided on one side of the sand screening machine housing 1 , and the size of the circular opening is larger than the size of the rotating circular plate 404 .

[0030] Working principle: When work is needed, the construction sand to be screened is put into the interior of the screening drum 403 through the feed hopper 2, the screening drum 403 is closed, the latch 8 is inserted into the four groups of latch round blocks 7, the motor 401 is started, the output shaft of the motor 401 rotates to drive the rotating short rod 408 to rotate, the rotating short rod 408 rotates to drive the screening drum 403 to rotate, so that the rotating rod 407 stirs the sand and gravel inside the screening drum 403, and the sand inside the screening mechanism 4 is stirred and rolled through the outside of the screening drum 403. The leakage holes opened on the wall leak into the inner bottom of the aggregate box 5, and the rotation of the screening drum 403 allows the bristles 406 to rub and clean the outer wall of the screening drum 403 to prevent the leakage holes on the outer wall of the screening drum 403 from being blocked. After the screening is completed, the screened construction sand is collected and transported out through the aggregate box 5. After the screening inside the screening drum 403, the remaining stones are opened and downward, and the latch 8 is pulled out of the latch round block 7, so that the stones fall into the inner bottom of the sand screening machine housing 1 and are collected for processing.

[0031] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A sand screening machine for construction engineering, characterized in that: include: A sand screening machine housing (1), wherein the sand screening machine housing (1) is arranged on the ground, and a mounting plate (3) is fixedly mounted on one side of the sand screening machine housing (1); The screening mechanism (4) is arranged on the sand screening machine housing (1), and comprises a motor (401), a rotating rod (402), a screening drum (403), a rotating circular plate (404), a curved rod (405), bristles (406), a rotating rod (407) and a rotating short rod (408). The motor (401) is fixedly mounted on the top of the mounting plate (3), the rotating short rod (408) is fixedly mounted on the output shaft of the motor (401), the screening drum (403) is fixedly mounted on one end of the rotating short rod (408), and the screening drum (403) The rotating rod (402) is rotatably mounted on the inner walls of both sides of the sand screening machine housing (1); a leakage hole is provided on the outer wall of the screening drum (403); a rotating rod (402) is rotatably mounted on the inner walls of both sides of the screening drum (403); a rotating circular plate (404) is rotatably mounted on the outer wall of the rotating short rod (408); a curved rod (405) is fixedly mounted on the outer wall of the rotating circular plate (404); a brush (406) is fixedly mounted on the outer wall of the curved rod (405); seven groups of rotating rods (407) are fixedly mounted on the outer wall of the rotating rod (402); and the rotating rods (407) are located inside the screening drum (403).

2. A sand screening machine for construction engineering according to claim 1, characterized in that: A feed hopper (2) is fixedly mounted on the top of the sand screening machine housing (1), and the tops and bottoms of the sand screening machine housing (1) and the feed hopper (2) are both opened.

3. A sand screening machine for construction engineering according to claim 2, characterized in that: A window is provided on the front side of the sand screening machine housing (1).

4. A sand screening machine for construction engineering according to claim 3, characterized in that: A material collection box (5) is arranged inside the sand screening machine housing (1), and an opening is provided on the front side of the sand screening machine housing (1) through which the material collection box (5) can pass.

5. A sand screening machine for construction engineering according to claim 4, characterized in that: Four groups of rectangularly distributed wheels (6) are fixedly mounted on the bottom of the aggregate box (5).

6. A sand screening machine for construction engineering according to claim 5, characterized in that: Four groups of latch round blocks (7) are fixedly mounted on the outer wall of the screening drum (403), and the latch round blocks (7) are provided with insertion holes, through which latch round blocks (7) are slidably mounted with latches (8).

7. A sand screening machine for construction engineering according to claim 6, characterized in that: A circular opening is provided on one side of the sand screening machine housing (1), and the size of the circular opening is larger than the size of the rotating circular plate (404).

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