Sand screening device for house building

Abstract

The utility model provides a sand screening device for house construction, and belongs to the technical field of house construction. The sand screening device solves the problems that in the prior art, sand and stone blocks can be clamped in meshes of a sand screening net during sand screening, the sand screening efficiency can be affected, and the progress of house construction engineering is affected as the sand and stone blocks are clamped more and more along with follow-up sand screening. The sand screening device comprises a sand screening barrel and a fixing frame, the two ends of the sand screening barrel are connected with the fixing frame through a first connecting ring and a second connecting ring correspondingly, the two ends of the sand screening barrel are rotationally connected with the first connecting ring and the second connecting ring correspondingly, and a rotating assembly is arranged in the middle of one side of the first connecting ring and drives the sand screening barrel to rotate. A material cleaning assembly is arranged above one side of the first connecting ring, connecting blocks are rotationally arranged on the two sides of the outer wall of the second connecting ring, and the second connecting ring is connected with the fixing frame through the connecting blocks. The sand screening machine is mainly used for screening sand for house construction.

Description

Technical Field

[0001] The utility model belongs to the technical field of house construction, in particular to a sand screening device for house construction. Background Art

[0002] House construction refers to an entity that provides users or investors with a place to live, produce, work or other activities at a planned and designed location. In house construction, in order to ensure the quality of house construction, it is necessary to control the quality of its building materials, so it is necessary to screen the building materials, including the screening of building sand and stone.

[0003] Chinese patent document application publication number (CN217940831U) A sand screening device for house construction, which includes a rotating sand screening net device, a support frame located below the rotating sand screening net device and an adjusting device installed on the support frame, the support frame includes a support plate and two symmetrically arranged support plates, the two support plates are located at both ends of the support plate and the support plates and the support plates are movably connected, the adjusting device includes an adjusting device, and the adjusting device includes a lifting plate, a fixing plate and an adjusting assembly.

[0004] It can be seen that the patent document cited above provides convenience for adjusting the inclination angle of the rotating sand screening net device by setting a support frame, and the support frame and the adjustment device cooperate to clean up the materials accumulated in the rotating sand screening net device and output them from the open mouth of the rotating sand screening net device. However, when the rotating sand screening net device is screening sand, some sand and stone blocks will be stuck in the mesh holes of the sand screening net, and more and more sand and stone blocks will be stuck as the sand is screened subsequently, which will affect the sand screening efficiency and thus affect the progress of the house construction project. Utility Model Content

[0005] In view of this, the utility model aims to propose a sand screening device for house construction, so as to solve the problem in the prior art that some sand and stone blocks will be stuck in the mesh holes of the sand screening net when screening sand, and more and more sand and stone blocks will be stuck as the sand is screened subsequently, which will affect the sand screening efficiency and thus affect the progress of the house construction project.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a sand screening device for house construction, which includes a sand screening drum and a fixed frame, the two ends of the sand screening drum are respectively connected to the fixed frame through a first connecting ring and a second connecting ring, the two ends of the sand screening drum are respectively rotatably connected to the first connecting ring and the second connecting ring, a rotating component is provided in the middle of one side of the first connecting ring, and the rotating component drives the rotation of the sand screening drum, a cleaning component is provided above one side of the first connecting ring, and connecting blocks are rotatably provided on both sides of the outer wall of the second connecting ring, and the second connecting ring is connected to the fixed frame through the connecting blocks.

[0007] Furthermore, the material cleaning assembly includes a first motor, a screw rod and a feed ring. The screw rod is rotatably arranged above the sand screening cylinder. Both ends of the screw rod are rotatably connected to the first connecting ring and the second connecting ring respectively. The first motor is arranged on one side of the first connecting ring. One end of the screw rod passes through the first connecting ring and is connected to the output end of the first motor. The feed ring is movably sleeved on the outside of the sand screening cylinder. The screw rod passes through the top of the feed ring and is screwed with the feed ring. The inner wall of the feed ring is in contact and cooperate with the outer wall of the sand screening cylinder.

[0008] Furthermore, the rotating assembly includes a second motor, a connecting frame and a rotating shaft. The connecting frame is arranged in the middle of one side of the first connecting ring, the second motor is arranged on one side of the connecting frame, one end of the rotating shaft passes through the connecting frame and is connected to the output end of the second motor, and the other end of the rotating shaft is fixedly connected to one end of the sand screening cylinder.

[0009] Furthermore, a cylinder cover is provided at one end of the sand screening cylinder close to the second connecting ring, a sealing ring is provided on one side of the cylinder cover, and the cylinder cover is plug-fitted with the second connecting ring through the sealing ring.

[0010] Furthermore, a pull rod is provided on the other side of the cylinder cover.

[0011] Furthermore, an elastic block is arranged on the outer side of the sealing ring, and a clamping hole matching with the elastic block is arranged on the second connecting ring, and the elastic block is clamped and connected with the second connecting ring through the clamping hole.

[0012] Furthermore, a guide rod is connected between the bottom of the first connecting ring and the bottom of the second connecting ring, and the guide rod passes through the bottom of the blanking ring and is slidably connected to the blanking ring.

[0013] Furthermore, fixing grooves are provided on the inner walls on both sides of the top of the fixing frame in the horizontal direction, and the second connecting ring is slidably connected to the fixing grooves through a connecting block.

[0014] Furthermore, an electric push rod is provided at one end of the fixed frame, and the output end of the electric push rod is connected to a horizontal plate. The electric push rod drives the horizontal plate to move in a vertical direction. A rotating member is rotatably provided at the top of the horizontal plate, and the top end of the rotating member is fixedly connected to the bottom end of the first connecting ring.

[0015] Furthermore, sliding blocks are provided at both ends of the transverse plate, and sliding grooves matching with the sliding blocks are provided on the inner walls of both sides of the fixing frame.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The utility model provides a sand screening device for house construction. Through the design of the material cleaning component, in the process of unloading the sand screening drum, the first motor drives the screw rod to rotate, and then drives the unloading ring to move on the outer wall of the sand screening drum. In this way, the sand and stone stuck in the screen can be squeezed into the inside of the sand screening drum, so that the sand can be unloaded together, thus ensuring the sand screening effect of the sand screening drum, improving the sand screening efficiency, and not affecting the subsequent sand screening, thereby not affecting the progress of the house construction project;

[0018] 2. The utility model provides a sand screening device for house construction. By arranging an elastic block, a cylinder cover and a pull rod, the elastic block is pressed inward, and the pull rod is moved outward. The pull rod drives the cylinder cover to move outward until it is separated from the sand screening cylinder. In this way, when unloading, the sand and gravel in the sand screening cylinder can be unloaded more thoroughly to avoid accumulation in the inner corners of the sand screening cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the accompanying drawings:

[0020] Figure 1 This is a schematic diagram of the overall structure of a sand screening device for house construction according to the utility model;

[0021] Figure 2 This is a schematic structural diagram of a fixing frame of a sand screening device for building construction according to the utility model;

[0022] Figure 3 This is a schematic diagram of the connection structure of a first connecting ring and a second connecting ring of a sand screening device for building construction according to the utility model;

[0023] Figure 4 The utility model is a schematic structural diagram of a cylinder cover of a sand screening device for building construction.

[0024] 1-sand screening cylinder, 2-first connecting ring, 3-second connecting ring, 4-connecting block, 5-fixed frame, 501-fixed groove, 6-first motor, 7-screw, 8-feeding ring, 9-elastic block, 10-sealing ring, 11-cylinder cover, 12-pull rod, 13-connecting frame, 14-second motor, 15-rotating shaft, 16-electric push rod, 17-cross plate, 18-rotating part, 19-guide rod, 20-slider. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely explain the technical solutions in the embodiments of the utility model. It should be noted that the embodiments and features in the embodiments of the utility model can be combined with each other without conflict, and the described embodiments are only part of the embodiments of the utility model, not all of the embodiments.

[0026] See also Figure 1-4 To describe this embodiment, a sand screening device for building construction comprises a sand screening drum 1 and a fixed frame 5, wherein both ends of the sand screening drum 1 are connected to the fixed frame 5 via a first connecting ring 2 and a second connecting ring 3 respectively, and both ends of the sand screening drum 1 are rotatably connected to the first connecting ring 2 and the second connecting ring 3 respectively, a rotating assembly is provided in the middle of one side of the first connecting ring 2, and the rotating assembly drives the rotation of the sand screening drum 1, a material cleaning assembly is provided above one side of the first connecting ring 2, and connecting blocks 4 are rotatably provided on both sides of the outer wall of the second connecting ring 3, and the second connecting ring 3 is connected to the fixed frame 5 via the connecting blocks 4.

[0027] The material cleaning assembly in this embodiment includes a first motor 6, a screw rod 7 and a discharge ring 8. The screw rod 7 is rotatably arranged above the sand screening cylinder 1, and the two ends of the screw rod 7 are rotatably connected to the first connecting ring 2 and the second connecting ring 3 respectively. The first motor 6 is arranged on one side of the first connecting ring 2, and one end of the screw rod 7 passes through the first connecting ring 2 and is connected to the output end of the first motor 6. The discharge ring 8 is movably sleeved on the outside of the sand screening cylinder 1, and the screw rod 7 passes through the top of the discharge ring 8 and is screwed to the discharge ring 8. The inner wall of the discharge ring 8 is in contact with the outer wall of the sand screening cylinder 1. Through the design of the material cleaning assembly, during the discharge process of the sand screening cylinder 1, the screw rod 7 is driven to rotate by the operation of the first motor 6, and then the discharge ring 8 is driven to move on the outer wall of the sand screening cylinder 1. In this way, the sand and stone stuck in the screen can be squeezed into the inside of the sand screening cylinder 1, so that it can be discharged together, thus ensuring the sand screening effect of the sand screening cylinder 1, improving the sand screening efficiency, so that it does not affect the subsequent sand screening, and thus does not affect the progress of the house construction project.

[0028] In this embodiment, the rotating assembly includes a second motor 14, a connecting frame 13 and a rotating shaft 15. The connecting frame 13 is arranged in the middle of one side of the first connecting ring 2, and the second motor 14 is arranged on one side of the connecting frame 13. One end of the rotating shaft 15 passes through the connecting frame 13 and is connected to the output end of the second motor 14. The other end of the rotating shaft 15 is fixedly connected to one end of the sand screening drum 1. The second motor 14 drives the sand screening drum 1 to rotate through the rotating shaft 15, thereby realizing sand screening of the sand screening drum 1.

[0029] In this embodiment, a cylinder cover 11 is provided at one end of the sand screening cylinder 1 close to the second connecting ring 3, and a sealing ring 10 is provided on one side of the cylinder cover 11. The cylinder cover 11 is plugged into and matched with the second connecting ring 3 through the sealing ring 10, and the sealing ring 10 is used for connection and sealing between the cylinder cover 11 and the sand screening cylinder 1.

[0030] In this embodiment, a pull rod 12 is provided on the other side of the cylinder cover 11 , and the pull rod 12 is used for the staff to pull the cylinder cover 11 .

[0031] In this embodiment, an elastic block 9 is arranged on the outer side of the sealing ring 10, and a clamping hole matching with the elastic block 9 is arranged on the second connecting ring 3. The elastic block 9 is clamped and connected with the second connecting ring 3 through the clamping hole. The clamping hole of the elastic block 9 is used to ensure the connection strength between the cylinder cover 11 and the sand screening cylinder 1 to prevent the cylinder cover 11 from separating from the sand screening cylinder 1.

[0032] In this embodiment, a guide rod 19 is connected between the bottom of the first connecting ring 2 and the bottom of the second connecting ring 3. The guide rod 19 passes through the bottom of the blanking ring 8 and is slidably connected to the blanking ring 8. The guide rod 19 guides and limits the movement of the blanking ring 8.

[0033] In this embodiment, the inner walls on both sides of the top of the fixing frame 5 are provided with fixing grooves 501 in the horizontal direction, and the second connecting ring 3 is slidably connected to the fixing grooves 501 through the connecting block 4 .

[0034] In this embodiment, an electric push rod 16 is provided at one end of the fixed frame 5, and a horizontal plate 17 is connected to the output end of the electric push rod 16. The electric push rod 16 drives the horizontal plate 17 to move in the vertical direction. A rotating member 18 is rotatably provided on the top of the horizontal plate 17. The top of the rotating member 18 is fixedly connected to the bottom end of the first connecting ring 2. The electric push rod 16 drives the first connecting ring 2 and one end of the sand screening cylinder 1 to rise and fall through the horizontal plate 17 and the rotating member 18.

[0035] In this embodiment, both ends of the transverse plate 17 are provided with sliding blocks 20 , and the inner walls of both sides of the fixing frame 5 are provided with sliding grooves matched with the sliding blocks 20 .

[0036] In this embodiment, the first motor 6, the second motor 14 and the electric push rod 16 are all conventional instruments. The working principle, size and model are irrelevant to the function of the present application, so they are not described in detail. The control method of the present invention is controlled by a controller. The control circuit of the controller can be realized by simple programming by technicians in this field. The provision of power is also common knowledge in this field. The present invention is mainly used to protect mechanical devices, so the present invention will no longer explain the control method and circuit connection in detail.

[0037] The working principle of this embodiment is as follows:

[0038] After placing sand in the sand screening cylinder 1, the second motor 14 switch is turned on, and the second motor 14 drives the sand screening cylinder 1 to rotate through the rotating shaft 15 to screen the sand. After the sand screening is completed, the elastic block 9 is pressed inwardly and the pull rod 12 is moved outwardly until the cylinder cover 11 is separated from the sand screening cylinder 1, so that the sand and stone in the sand screening cylinder 1 can be discharged more thoroughly to avoid them from accumulating in the inner corner of the sand screening cylinder 1. Secondly, the electric push rod 16 switch is turned on, and the electric push rod 16 drives the rotating member 18 to move upward through the cross plate 17, thereby driving one end of the sand screening cylinder 1 to rotate upward. At this time, the sand and stone in the sand screening cylinder 1 slide down from the other end thereof, and then the first motor 6 switch is turned on, and the first motor 6 drives the unloading ring 8 to move through the screw rod 7. The unloading ring 8 moves to squeeze the sand and stone in the screen into the sand screening cylinder 5 and slide down. In this way, the sand and stone stuck in the screen can be squeezed into the inside of the sand screening cylinder 1, which will not affect the subsequent sand screening, thereby not affecting the progress of the house construction project.

[0039] The embodiments of the utility model disclosed above are only used to help explain the utility model. The embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. According to the content of this specification, many modifications and changes can be made. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model.

Claims

1. A sand screening device for building construction, characterized in that: The invention comprises a sand screening cylinder (1) and a fixed frame (5), wherein the two ends of the sand screening cylinder (1) are connected to the fixed frame (5) via a first connecting ring (2) and a second connecting ring (3), respectively; the two ends of the sand screening cylinder (1) are rotatably connected to the first connecting ring (2) and the second connecting ring (3), respectively; a rotating assembly is arranged in the middle of one side of the first connecting ring (2), and the rotating assembly drives the rotation of the sand screening cylinder (1); a material clearing assembly is arranged above one side of the first connecting ring (2); connecting blocks (4) are rotatably arranged on both sides of the outer wall of the second connecting ring (3), and the second connecting ring (3) is connected to the fixed frame (5) via the connecting blocks (4).

2. A sand screening device for building construction according to claim 1, characterized in that: The material cleaning assembly comprises a first motor (6), a screw rod (7) and a discharge ring (8); the screw rod (7) is rotatably arranged above the sand screening cylinder (1); the two ends of the screw rod (7) are rotatably connected to the first connecting ring (2) and the second connecting ring (3) respectively; the first motor (6) is arranged on one side of the first connecting ring (2); one end of the screw rod (7) passes through the first connecting ring (2) and is connected to the output end of the first motor (6); the discharge ring (8) is movably sleeved on the outside of the sand screening cylinder (1); the screw rod (7) passes through the top of the discharge ring (8) and is screwed to the discharge ring (8); the inner wall of the discharge ring (8) is in contact with and matched with the outer wall of the sand screening cylinder (1).

3. A sand screening device for building construction according to claim 2, characterized in that: The rotating assembly comprises a second motor (14), a connecting frame (13) and a rotating shaft (15); the connecting frame (13) is arranged in the middle of one side of the first connecting ring (2); the second motor (14) is arranged on one side of the connecting frame (13); one end of the rotating shaft (15) passes through the connecting frame (13) and is connected to an output end of the second motor (14); and the other end of the rotating shaft (15) is fixedly connected to one end of the sand screening cylinder (1).

4. A sand screening device for building construction according to claim 2, characterized in that: A cylinder cover (11) is provided at one end of the sand screening cylinder (1) close to the second connecting ring (3), a sealing ring (10) is provided on one side of the cylinder cover (11), and the cylinder cover (11) is plug-fitted with the second connecting ring (3) via the sealing ring (10).

5. A sand screening device for building construction according to claim 4, characterized in that: A pull rod (12) is provided on the other side of the cylinder cover (11).

6. A sand screening device for building construction according to claim 5, characterized in that: An elastic block (9) is arranged on the outer side of the sealing ring (10), and a clamping hole matching with the elastic block (9) is arranged on the second connecting ring (3), and the elastic block (9) is clamped and connected with the second connecting ring (3) through the clamping hole.

7. The sand screening device for building construction according to claim 3, characterized in that: A guide rod (19) is connected between the bottom of the first connecting ring (2) and the bottom of the second connecting ring (3); the guide rod (19) passes through the bottom of the blanking ring (8) and is slidably connected to the blanking ring (8).

8. The sand screening device for building construction according to claim 2, characterized in that: The inner walls on both sides of the top of the fixing frame (5) are provided with fixing grooves (501) in the horizontal direction, and the second connecting ring (3) is slidably connected to the fixing grooves (501) via a connecting block (4).

9. The sand screening device for building construction according to claim 1, characterized in that: An electric push rod (16) is arranged at one end of the fixing frame (5), and an output end of the electric push rod (16) is connected to a transverse plate (17). The electric push rod (16) drives the transverse plate (17) to move in a vertical direction. A rotating member (18) is rotatably arranged at the top of the transverse plate (17), and the top end of the rotating member (18) is fixedly connected to the bottom end of the first connecting ring (2).

10. A sand screening device for building construction according to claim 9, characterized in that: Slide blocks (20) are provided at both ends of the transverse plate (17), and slide grooves matching the slide blocks (20) are provided on the inner walls of both sides of the fixing frame (5).

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