Portable sand screening machine for constructional engineering

Abstract

The utility model relates to the technical field of constructional engineering, and discloses a portable sand screening machine for constructional engineering, which comprises a support, a sand collecting cylinder is movably connected in the support, a power mechanism is fixedly connected above the support, a support is movably connected above the support, a sand screening net is arranged above the support, and the sand screening net is fixedly connected above the support. And the sand screening net is movably connected with the support and the power mechanism. According to the portable sand screening machine for constructional engineering, the power mechanism and the sand screening net are arranged, the power mechanism can drive the sand screening net to rotate, the sand screening net can screen sand into fine sand and coarse sand, under the driving of the power mechanism, the sand screening net can effectively prevent sand from being stacked, and the sand screening net is arranged through the support and the bearing; the whole device can be installed on the ground through the support, the support can assist rotation of the sand screening net, and the whole device is convenient and fast to combine and convenient to carry.

Description

Technical Field

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

[0002] In construction projects, it is often necessary to sift sand into fine particles before mixing it with cement, which requires the use of a sand screening machine.

[0003] The existing sand screening machines for construction projects still have the following problems: 1. Large sand screening machines are not convenient for transportation and disassembly; 2. Simple sand screening nets have poor sand screening effects. Utility Model Content

[0004] The purpose of the utility model is to provide a portable sand screening machine for construction engineering to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical solutions: a portable sand screening machine for construction engineering, comprising a bracket, a sand collecting cylinder movably connected in the bracket, a power mechanism fixedly connected above the bracket, a support movably connected above the bracket, a sand screening net is arranged above the bracket, and the sand screening net is movably connected to the support and the power mechanism; the power mechanism is composed of a motor connecting frame, a motor, a transmission shaft and a rubber wheel, the motor connecting frame is movably connected to the motor frame, the motor is fixedly connected in the motor connecting frame, the transmission shaft is fixedly connected to one side of the motor, and the rubber wheel is fixedly connected to one end of the transmission shaft; the support is composed of an inner ring, a ball and an outer ring, the inner ring is movably connected to a bearing seat, the ball is movably connected to the outer side of the inner ring, and the outer ring is fixedly connected to the outside of the ball; the sand screening net is composed of a swivel, a conical sand guide ring, a screen and a sand turning roller, the swivel is movably connected to the outer ring and the rubber wheel, the conical sand guide ring is fixedly connected above the swivel, the screen is fixedly connected to the inner side of the swivel, and the sand turning roller is fixedly connected above the screen.

[0006] Preferably, the bracket is composed of a support foot, a support ring 1, a support ring 2, a motor frame, a bearing seat and a bearing frame, the support ring 1 is fixedly connected to the upper middle of the support foot, the support ring 2 is fixedly connected to the top of the support foot, the motor frame is fixedly connected above the support ring 2, the bearing seat is fixedly connected above the support ring 2, and the bearing frame is fixedly connected to the bearing seat.

[0007] Preferably, the sand collecting tube is composed of a straight tube and a conical tube, the straight tube is movably connected in the second support ring, the conical tube is fixedly connected below the straight tube, and the conical tube is movably connected in the first support ring.

[0008] Compared with the prior art, the beneficial effects of the utility model are:

[0009] The portable sand screening machine for construction projects is equipped with a power mechanism and a sand screening net. The power mechanism can drive the sand screening net to rotate, and the sand screening net can screen the sand into fine sand and coarse sand. Driven by the power mechanism, the sand screening net can effectively prevent the accumulation of sand.

[0010] The portable sand screening machine for construction engineering is provided with a bracket and a support. The bracket can install the whole device on the ground, and the support can assist the rotation of the sand screening net. The whole device is convenient and fast to assemble and easy to carry. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a schematic diagram of the overall structure of a portable sand screening machine for construction engineering of the utility model;

[0012] Figure 2 This is a schematic diagram of a bracket of a portable sand screening machine for construction engineering of the utility model;

[0013] Figure 3 This is a schematic diagram of a sand collecting drum of a portable sand screening machine for construction engineering of the utility model;

[0014] Figure 4 This is a schematic diagram of the active mechanism of a portable sand screening machine for construction engineering of the utility model;

[0015] Figure 5 This is a support schematic diagram of a portable sand screening machine for construction engineering of the utility model;

[0016] Figure 6 The utility model is a schematic diagram of a sand screening net of a portable sand screening machine for construction engineering.

[0017] In the figure: 1. bracket; 11. support foot; 12. support ring 1; 13. support ring 2; 14. motor frame; 15. bearing seat; 16. bearing frame; 2. sand collecting cylinder; 21. straight cylinder; 22. conical cylinder; 3. power mechanism; 31. motor connecting frame; 32. electric motor; 33. transmission shaft; 34. rubber wheel; 4. support; 41. inner ring; 42. ball bearing; 43. outer ring; 5. sand screening net; 51. swivel; 52. conical sand guide ring; 53. screen; 54. sand turning roller. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-6 The utility model provides a portable sand screening machine for construction engineering, including a bracket 1, the bracket 1 is composed of a support leg 11, a support ring 12, a support ring 2 13, a motor frame 14, a bearing seat 15 and a bearing frame 16, the support ring 12 is fixedly connected to the upper middle of the support leg 11, the support ring 2 13 is fixedly connected to the top of the support leg 11, the motor frame 14 is fixedly connected above the support ring 2 13, the bearing seat 15 is fixedly connected above the support ring 2 13, the bearing frame 16 is fixedly connected to the bearing seat 15, and a sand collecting cylinder 2 is movably connected in the bracket 1, and the sand collecting cylinder 2 is composed of a straight cylinder 2 The bracket 1 is composed of a straight cylinder 21 and a conical cylinder 22, the straight cylinder 21 is movably connected in the support ring 13, the conical cylinder 22 is fixedly connected below the straight cylinder 21, and the conical cylinder 22 is movably connected in the support ring 12, and a power mechanism 3 is fixedly connected above the bracket 1, and the power mechanism 3 is composed of a motor connecting frame 31, a motor 32, a transmission shaft 33 and a rubber wheel 34, the motor connecting frame 31 is movably connected to the motor frame 14, the motor 32 is fixedly connected in the motor connecting frame 31, the transmission shaft 33 is fixedly connected to one side of the motor 32, and the rubber wheel 34 is fixedly connected to the transmission At one end of the shaft 33, a support 4 is movably connected above the bracket 1. The support 4 consists of an inner ring 41, a ball 42 and an outer ring 43. The inner ring 41 is movably connected to the bearing seat 15. The ball 42 is movably connected to the outside of the inner ring 41. The outer ring 43 is fixedly connected to the outside of the ball 42. A sand screening net 5 is provided above the bracket 1, and the sand screening net 5 is movably connected to the support 4 and the power mechanism 3. The sand screening net 5 consists of a swivel 51, a conical sand guide ring 52, a screen 53 and a sand turning roller 54. The swivel 51 is movably connected to the outer ring 43 and the rubber wheel 34. The conical sand guide ring 52 It is fixedly connected above the swivel 51, the screen 53 is fixedly connected to the inner side of the swivel 51, and the sand turning roller 54 is fixedly connected above the screen 53. By setting the power mechanism 3 and the sand screening net 5, the power mechanism 3 can drive the sand screening net 5 to rotate, and the sand screening net 5 can screen the sand into fine sand and coarse sand. Driven by the power mechanism 3, the sand screening net 5 can effectively prevent the accumulation of sand. By setting the bracket 1 and the support 4, the bracket 1 can install the entire device on the ground, and the support 4 can assist the rotation of the sand screening net 5. The entire device is convenient and fast to assemble and easy to carry.

[0020] Working principle: When using the device, assemble the device, start the motor 32, the motor 32 drives the rubber wheel 34 to rotate, the rubber wheel 34 drives the sand screening net 5 to rotate, the worker shovels the coarse sand into the sand screening net 5, the sand turning roller 54 in the sand screening net 5 continuously stirs the sand, thereby filtering the fine sand, and the fine sand is gathered by the sand collecting cylinder 2 and falls to the ground.

[0021] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A portable sand screening machine for construction engineering, comprising a bracket (1), characterized in that: A sand collecting cylinder (2) is movably connected inside the bracket (1), a power mechanism (3) is fixedly connected above the bracket (1), a support (4) is movably connected above the bracket (1), a sand screening net (5) is provided above the bracket (1), and the sand screening net (5) is movably connected to the support (4) and the power mechanism (3); The power mechanism (3) is composed of a motor connecting frame (31), a motor (32), a transmission shaft (33) and a rubber wheel (34); the motor connecting frame (31) is movably connected to the motor frame (14); the motor (32) is fixedly connected in the motor connecting frame (31); the transmission shaft (33) is fixedly connected to one side of the motor (32); and the rubber wheel (34) is fixedly connected to one end of the transmission shaft (33); The support (4) is composed of an inner ring (41), balls (42) and an outer ring (43); the inner ring (41) is movably connected to the bearing seat (15); the balls (42) are movably connected to the outside of the inner ring (41); and the outer ring (43) is fixedly connected to the outside of the balls (42); The sand screening net (5) is composed of a rotating ring (51), a conical sand guide ring (52), a screen (53) and a sand turning roller (54); the rotating ring (51) is movably connected to the outer ring (43) and the rubber wheel (34); the conical sand guide ring (52) is fixedly connected above the rotating ring (51); the screen (53) is fixedly connected to the inner side of the rotating ring (51); and the sand turning roller (54) is fixedly connected above the screen (53).

2. A portable sand screening machine for construction engineering according to claim 1, characterized in that: The support (1) is composed of a support foot (11), a first support ring (12), a second support ring (13), a motor frame (14), a bearing seat (15) and a bearing frame (16); the first support ring (12) is fixedly connected to the upper middle portion of the support foot (11); the second support ring (13) is fixedly connected to the top of the support foot (11); the motor frame (14) is fixedly connected above the second support ring (13); the bearing seat (15) is fixedly connected above the second support ring (13); and the bearing frame (16) is fixedly connected to the bearing seat (15).

3. A portable sand screening machine for construction engineering according to claim 2, characterized in that: The sand collecting cylinder (2) is composed of a straight cylinder (21) and a conical cylinder (22), wherein the straight cylinder (21) is movably connected in the second support ring (13), the conical cylinder (22) is fixedly connected below the straight cylinder (21), and the conical cylinder (22) is movably connected in the first support ring (12).

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