CN207605972U - A kind of automatic sand sieving device for building - Google Patents

Abstract

The utility model discloses an automatic sand screening device for construction, which comprises a collection box, a fine sand outlet is opened on one side of the outer wall of the collection box, and a fine sand outlet pipe is plugged into the inner wall of the fine sand outlet , the inner walls of both sides of the collection box are fixed with the same sand plate by screws, and the top outer wall of the collection box has a rotating shaft installation hole on one side, and the inner wall of the rotating shaft installation hole is sleeved with a rotating shaft, and One side of the outer wall of the rotating shaft is sleeved with a rotating frame, and one side of the bottom outer wall of the rotating frame is provided with a chute, and the inner wall of the chute is slidably connected with a slider, and the bottom of one side of the outer wall of the collection box is fixed by screws. Fixed plate. The utility model drives the vibration of the screen frame by the vibrating motor to automatically sieve sand, which can save manpower and reduce the labor intensity of workers. Through the cooperation of the driving motor, the lead screw and the scraper, the scraper can be driven to move back and forth, spread the sand pile, and improve the efficiency of sand sieving. Efficiency, reduce the number of rework, help to improve work efficiency.

Description

An automatic sand screening device for construction

technical field

The utility model relates to the technical field of construction machinery, in particular to an automatic sand screening device for construction.

Background technique

At present, sand is the most used building material in construction sites. The quality of the building is related to the safety of countless people, and the quality of the sand directly affects the overall quality of the building. The thickness of the sand directly affects the degree of condensation of the concrete and the firmness of the building. Therefore, the impurities and stones in the sand need to be filtered out before use, and the sand with a certain fineness is selected. At present, the impurities and stones in the sand are screened out by supporting a screen with a bracket, which is mainly done manually. It not only wastes the physical strength of the workers, but also has low screening efficiency, and this method needs to be screened repeatedly, otherwise it will cause waste of materials.

Utility model content

The purpose of the utility model is to solve the shortcomings in the prior art, and propose an automatic sand screening device for construction.

In order to achieve the above object, the utility model adopts the following technical solutions:

An automatic sand screening device for construction, comprising a collection box, a fine sand outlet is opened on one side of the outer wall of the collection box, and a fine sand outlet pipe is inserted into the inner wall of the fine sand outlet, and the collection box The inner walls on both sides of the collection box are fixed with the same sand board by screws, and there is a rotating shaft installation hole on one side of the top outer wall of the collection box. The inner wall of the rotating shaft installation hole is sleeved with a rotating shaft, and one side of the rotating shaft A rotating frame is sleeved on the outer wall, a chute is opened on one side of the bottom outer wall of the rotating frame, and a slider is slidably connected to the inner wall of the chute, and a fixing plate is fixed on the bottom of the outer wall of one side of the collection box by screws, and fixed The top outer wall of the board is fixed with a hydraulic cylinder by screws, and one end of the piston rod of the hydraulic cylinder is connected to one side of the outer wall of the slider through a hinge. The top outer wall of the rotating frame is fixed with a spring by screws, and the spring is far away from the end of the rotating frame. The screen frame is fixed by screws, the vibration motor is fixed on the top outer wall of the rotating frame by screws, and the output shaft of the vibration motor is fixed on the bottom outer wall of the screen frame by screws, and the top of one side of the screen frame has a Lead screw installation hole, and the inner wall of the lead screw installation hole is connected with a lead screw through a bearing, one side of the outer wall of the lead screw is threaded with a scraper, and the top outer wall of the screen frame is provided with a scraper chute, and The top outer wall of the scraper is slidably connected to the inner wall of the scraper chute, the outer wall of one side of the screen frame is fixed with a drive motor by screws, and the output shaft of the drive motor is fixed to the outer wall of one end of the lead screw by screws.

Preferably, the hydraulic cylinder, the vibration motor and the drive motor are all connected to a switch, and the switch is connected to a controller with a model number of DATA-7311.

Preferably, a timer is fixed on one side of the outer wall of the collection box through screws, and the signal output end of the timer is connected to the controller through a signal line.

Preferably, the angle between the sand receiving plate and the horizontal plane is 20 to 30 degrees, and the height of the sand receiving plate is lower than that of the fine sand discharge pipe.

Preferably, one side of the outer wall of the screen frame is provided with a coarse sand outlet hole, and a coarse sand outlet pipe is inserted into the inner wall of the coarse sand outlet hole.

Preferably, the inner walls of both sides of the screen frame are fixed with the same screen by screws, and the height of the screen is lower than that of the coarse sand discharge pipe.

The beneficial effects of the utility model are: in the utility model, the vibrating motor drives the screen frame to vibrate for automatic sand screening, which can save manpower and reduce the labor intensity of workers, and the scraper can be driven by the cooperation of the driving motor, the lead screw and the scraper Move back and forth, spread the sand pile, improve the efficiency of sand screening, reduce the number of rework, and help to improve work efficiency. Through the cooperation of the hydraulic cylinder and the rotating shaft, the residual coarse sand and impurities on the screen can be removed to avoid mesh blockage. The device has a simple structure , High degree of automation, easy to operate.

Description of drawings

Fig. 1 is the structural representation of a kind of building automatic sand screening device that the utility model proposes;

Fig. 2 is a schematic diagram of the scraper structure of an automatic sand screening device for construction proposed by the utility model.

In the figure: 1 screen frame, 2 screen, 3 spring, 4 rotating frame, 5 slider, 6 hydraulic cylinder, 7 scraper, 8 lead screw, 9 vibration motor, 10 drive motor, 11 coarse sand discharge pipe, 12 collection boxes, 13 fine sand discharge pipes, 14 sand-connecting plates, 15 fixed plates.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Referring to Figure 1-2, an automatic sand screening device for construction, including a collection box 12, one side of the outer wall of the collection box 12 has a fine sand outlet, and the inner wall of the fine sand outlet is plugged with a fine sand outlet. The pipe 13 and the inner walls on both sides of the collection box 12 are fixed with the same sand plate 14 by screws, and the top outer wall side of the collection box 12 has a rotating shaft installation hole, and the inner wall of the rotating shaft installation hole is sleeved with a rotating shaft. And one side outer wall of the rotating shaft is sleeved with a rotating frame 4, and one side of the bottom outer wall of the rotating frame 4 has a chute, and the inner wall of the chute is slidably connected with a slider 5, and the bottom of one side outer wall of the collection box 12 is fixed by screws There is a fixed plate 15, and the top outer wall of the fixed plate 15 is fixed with a hydraulic cylinder 6 by screws, one end of the piston rod of the hydraulic cylinder 6 is connected to the outer wall of one side of the slider 5 through a hinge, and the top outer wall of the rotating frame 4 is fixed with a spring by screws. 3, and the end of the spring 3 away from the rotating frame 4 is fixed with the screen frame 1 by screws, the top outer wall of the rotating frame 4 is fixed with the vibration motor 9 by screws, and the output shaft of the vibration motor 9 is fixed on the bottom of the screen frame 1 by screws The outer wall, the top of the outer wall of one side of the screen frame 1 has a screw mounting hole, and the inner wall of the screw mounting hole is connected with a screw 8 through a bearing, and the outer wall of one side of the screw 8 is connected with a scraper 7 through a thread, and the screen The top outer wall of the frame 1 has a scraper chute, and the top outer wall of the scraper 7 is slidably connected to the inner wall of the scraper chute, and the outer wall of one side of the screen frame 1 is fixed with a drive motor 10 by screws, and the drive motor 10 outputs The shaft is fixed on the outer wall of one end of the leading screw 8 by screws.

In the utility model, the hydraulic cylinder 6, the vibrating motor 9 and the drive motor 10 are all connected with a switch, and the switch is connected with a controller with a model number of DATA-7311, and the outer wall of one side of the collection box 12 is fixed with a timer by screws, and the timing The signal output terminal of the device is connected with the controller through the signal line, the angle between the sand-connecting plate 14 and the horizontal plane is 20 to 30 degrees, and the height of the sand-connecting plate 14 is lower than the height of the fine sand sand outlet pipe 13, and the screen frame The outer wall of one side of 1 has a coarse sand outlet hole, and the inner wall of the coarse sand outlet hole is inserted with a coarse sand outlet pipe 11, and the inner walls of both sides of the screen frame 1 are fixed with the same screen 2 by screws. And the height of the screen cloth 2 is lower than the height of the sand outlet pipe 11 for coarse sand.

Working principle: pour the sand on the screen 2, start the vibration motor 9 and the drive motor 10, the vibration motor 9 drives the screen frame 1 to vibrate, and automatically screens sand, the drive motor 10 drives the screw 8 to rotate, and the scraper moves back and forth 7 Push the sand pile to increase the sand screening speed. After a period of time, the timer sends a signal, and the controller controls the hydraulic cylinder 6 to start, and the hydraulic cylinder 6 pushes the rotating frame 4. Turn to expel coarse sand.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (6)

1. a kind of automatic sand sieving device for building, including collecting box（12）, which is characterized in that the collecting box（12）Side outside Wall is provided with fine sand sand outlet, and the inner wall of fine sand sand outlet is plugged with fine sand sand output line（13）, the collecting box（12）Both sides Inner wall is fixed with the same sand receiving plate by screw（14）, and collecting box（12）Top exterior walls side be provided with rotation axis installation The inner wall in hole, the rotation shaft mounting hole is socketed with rotation axis, and the side outer wall of rotation axis is socketed with rotating bezel（4）, described Rotating bezel（4）Bottom outer wall side be provided with sliding slot, and the inner wall of sliding slot slidably connects sliding block（5）, the collecting box（12） Side outer wall bottom fixed plate is fixed with by screw（15）, and fixed plate（15）Top exterior walls liquid is fixed with by screw Cylinder pressure（6）, the hydraulic cylinder（6）Piston rod one end be connected through the hinge and sliding block（5）Side outer wall, the rotating bezel （4）Top exterior walls spring is fixed with by screw（3）, and spring（3）Far from rotating bezel（4）One end be fixed with by screw Screen frame（1）, the rotating bezel（4）Top exterior walls vibrating motor is fixed with by screw（9）, and vibrating motor（9）Output Axis is fixed on screen frame by screw（1）Bottom outer wall, the screen frame（1）Side outer wall at the top of be provided with leading screw installation Hole, and the inner wall of leading screw mounting hole is connected with leading screw by bearing（8）, the leading screw（8）Side outer wall be connected through a screw thread There is scraper plate（7）, the screen frame（1）Top exterior walls be provided with scraper plate sliding slot, and scraper plate（7）Top exterior walls be slidably connected to and scrape The inner wall of plate sliding slot, the screen frame（1）Side outer wall driving motor is fixed with by screw（10）, and driving motor（10） Output shaft is fixed on leading screw by screw（8）One end outer wall.

2. a kind of automatic sand sieving device for building according to claim 1, which is characterized in that the hydraulic cylinder（6）, vibration Motor（9）And driving motor（10）It is respectively connected with switch, and switch is connected with the controller of model DATA-7311.

3. a kind of automatic sand sieving device for building according to claim 1, which is characterized in that the collecting box（12）One Side outer wall is fixed with timer by screw, and the signal output end of timer is connect by signal wire with controller.

4. a kind of automatic sand sieving device for building according to claim 1, which is characterized in that the sand receiving plate（14）With water The angle of plane is 20 to three ten degree, and sand receiving plate（14）Height be less than fine sand sand output line（13）Height.

5. a kind of automatic sand sieving device for building according to claim 1, which is characterized in that the screen frame（1）One Side outer wall is provided with rough sand and goes out husky hole, and rough sand goes out the inner wall in husky hole and is plugged with rough sand sand output line（11）.

6. a kind of automatic sand sieving device for building according to claim 1, which is characterized in that the screen frame（1）Two Side inner wall is fixed with the same sieve by screw（2）, and sieve（2）Height be less than rough sand sand output line（11）Height.