Device for making sand by using construction waste

Abstract

The utility model discloses a device for making sand by utilizing construction waste, which comprises a sand making box, two rotating rods are rotatably connected to the inner side of the sand making box, crushing rollers are fixedly connected to the outer sides of the rotating rods, a motor is fixedly connected to the left side of the sand making box, and a screening unit is arranged on the inner side of the sand making box and located below the crushing rollers. And the right ends of the two rotating rods penetrate through the right side of the sand making box, second gears are fixedly connected to the outer sides of the two rotating rods, the screening unit comprises a first rotating shaft, and the first rotating shaft is rotationally connected to the left inner wall and the right inner wall of the sand making box. By arranging the sand making box, the crushing roller, the first rotating shaft, the rotating frame, the filter frame, a toothed plate, a second gear, a first gear, a second rotating shaft, a cam and a connecting plate, construction waste is conveniently crushed, the filter frame on the rotating frame is controlled to vibrate, the crushed construction waste is conveniently screened, and the situation that the filling effect is affected by large-particle impurities is avoided.

Description

Technical Field

[0001] The utility model relates to the field of sand making devices, in particular to a sand making device utilizing construction waste. Background Art

[0002] Construction waste refers to the abandoned soil, materials, and other waste generated by construction companies during the construction, renovation, expansion, and demolition of various buildings and structures. The management, treatment, and reuse of construction waste is a major challenge facing current urban development, affecting not only urban sanitation and appearance, but also resource conservation and environmental protection.

[0003] When processing construction waste, crushing equipment is needed to crush the construction waste. The crushed construction waste can be used as sand for filling materials. After crushing, the construction waste contains large particles of impurities, and if it is used directly, the filling effect is poor. Utility Model Content

[0004] In order to overcome the shortcomings of the prior art in that the impurities are large in particle size after crushing and affect the use effect, one of the purposes of the utility model is to provide a sand making device using construction waste.

[0005] One of the purposes of the utility model is achieved by the following technical solution: a sand making device using construction waste, comprising a sand making box: two rotating rods are rotatably connected to the inner side of the sand making box, a crushing roller is fixedly connected to the outer side of the rotating rod, a motor is fixedly connected to the left side of the sand making box, a screening unit is provided on the inner side of the sand making box and below the crushing roller, the right ends of the two rotating rods pass through the right side of the sand making box and are fixedly connected to gear 2 on the outer side;

[0006] The screening unit includes a rotating shaft 1, which is rotatably connected to the left and right inner walls of the sand making box, and a rotating frame is fixedly connected between the rotating shafts 1 on the left and right sides, and a filter frame is provided on the lower side of the rotating frame. The right end of the rotating shaft 1 on the right side passes through the right side of the sand making box and is fixedly connected to a gear 1 on the outside. Two fixed blocks are fixedly connected to the right side of the sand making box, and a fixed rod is fixedly connected between the two fixed blocks. A moving block is slidably connected to the outside of the fixed rod, and a tooth plate is fixedly connected to the outside of the moving block. The right side of the sand making box is rotatably connected to a rotating shaft 2, and the right end of the rotating shaft 2 is fixedly connected to a cam, and the outside of the cam is rotatably connected to a connecting plate, which is rotatably connected to the tooth plate.

[0007] According to the device for making sand from construction waste, the two gears are meshed and connected. The Bi'ayu crushing roller crushes the construction waste.

[0008] According to the device for making sand from construction waste, the tooth plate is meshedly connected with a gear.

[0009] According to the sand making device using construction waste, the outer side of the rotating rod and the outer side of the second rotating shaft are both fixedly connected with pulleys, and a belt is provided between the two pulleys, so that the rotating rod controls the rotation of the second rotating shaft.

[0010] According to the device for making sand from construction waste, a protective cover is fixedly connected to the right side of the sand making box, so as to facilitate the protection of internal components.

[0011] According to the device for making sand from construction waste, the connecting plate is arranged in an inclined structure.

[0012] According to the device for making sand from construction waste, a funnel is provided inside the sand making box and between the crushing roller and the rotating frame to facilitate the centralized discharge of materials.

[0013] Beneficial effects:

[0014] By arranging a sand making box, a crushing roller, a rotating shaft 1, a rotating frame, a filter frame, a tooth plate, a gear 2, a gear 1, a rotating shaft 2, a cam and a connecting plate, it is convenient to crush the construction waste, and the vibration of the filter frame on the rotating frame is controlled, so that the crushed construction waste can be conveniently screened to avoid large particles of impurities affecting the filling effect.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description and will become apparent from the following description or learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present invention will be further described below with reference to the accompanying drawings and embodiments;

[0017] Figure 1 This is the overall three-dimensional structural diagram of a sand making device using construction waste in the utility model;

[0018] Figure 2 This is a three-dimensional structural diagram of a device for making sand from construction waste to remove a protective cover according to the present invention;

[0019] Figure 3 for Figure 2 Enlarged view of point A in the middle;

[0020] Figure 4 This is a sectional three-dimensional structural diagram of a sand making device using construction waste in the present utility model.

[0021] Legend:

[0022] 1. Sand making box; 2. Motor; 3. Rotating rod; 4. Crushing roller; 5. Protective cover; 6. Screening unit; 601. Rotating shaft 1; 602. Rotating frame; 603. Filter frame; 604. Funnel; 605. Gear 1; 606. Fixed block; 607. Fixed rod; 608. Tooth plate; 609. Moving block; 610. Rotating shaft 2; 611. Cam; 612. Connecting plate; 613. Pulley; 614. Belt; 7. Gear 2. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention 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 overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0024] Reference Figure 1 - Figure 4 , a sand making device using construction waste, includes a sand making box 1: the inner side of the sand making box 1 is rotatably connected to two rotating rods 3, the outer side of the rotating rod 3 is fixedly connected to a crushing roller 4, the left side of the sand making box 1 is fixedly connected to a motor 2, and a screening unit 6 is provided on the inner side of the sand making box 1 and below the crushing roller 4. The right ends of the two rotating rods 3 pass through the right side of the sand making box 1 and are fixedly connected to gear 2 7 on the outer side. The two gears 2 7 are meshed and connected. When processing construction waste, first, the construction waste is passed into the sand making box 1, and the motor 2 is started. The motor 2 drives the rotating rod 3 to rotate, and the rotating rod 3 drives the gear 2 7 to rotate. Since the two gears 2 7 are meshed and connected, the two crushing rollers 4 are rotated, which facilitates the crushing roller 4 to crush the construction waste and facilitates sand making of construction waste.

[0025] The screening unit 6 includes a rotating shaft 601, which is rotatably connected to the left and right inner walls of the sand making box 1. A rotating frame 602 is fixedly connected between the left and right rotating shafts 601. A filter frame 603 is provided on the lower side of the rotating frame 602. The right end of the right rotating shaft 601 passes through the right side of the sand making box 1 and is fixedly connected to a gear 605 on the outside. Two fixed blocks 606 are fixedly connected to the right side of the sand making box 1. A fixed rod 607 is fixedly connected between the two fixed blocks 606. A moving block 609 is slidably connected to the outside of the fixed rod 607. A tooth plate 608 is fixedly connected to the outside of the moving block 609. The right side of the sand making box 1 is rotatably connected to the rotating shaft 2 610. The right end of the rotating shaft 2 610 is fixedly connected to a cam 611. The outside of the cam 611 is rotatably connected to a connecting plate 612. The connecting plate 612 is rotatably connected to the tooth plate 608. The connecting plate 612 is arranged in an inclined structure. The plate 608 is meshed with the gear 1 605, and the outer side of the rotating rod 3 and the outer side of the rotating shaft 2 610 are fixedly connected with a pulley 613, and a belt 614 is provided between the two pulleys 613. During sand making, the construction waste is crushed and falls into the filter frame 603 on the rotating frame 602 at the bottom. At the same time, the rotating rod 3 drives the pulley 613 to rotate. Under the action of the belt 614, the rotating rod 3 drives the rotating shaft 2 610 to rotate, and the rotating shaft 2 610 drives the cam 611 to rotate, and the cam 611 drives the connecting plate 612 to rotate, and the connecting plate 612 drives the tooth plate 608 to move back and forth repeatedly, and the tooth plate 608 drives the gear 1 605 to rotate, and the gear 1 605 drives the rotating shaft 1 601 to rotate, and the rotating shaft 1 601 drives the rotating frame 602 to rotate, and the rotating frame 602 drives the filter frame 603 to rotate repeatedly, causing the filter frame 603 to vibrate, which is convenient for screening the crushed construction waste and facilitating the later filling.

[0026] A protective cover 5 is fixedly connected to the right side of the sand making box 1, and the protective cover 5 is convenient for protecting the internal components.

[0027] A funnel 604 is provided inside the sand making box 1 and between the crushing roller 4 and the rotating frame 602 . The funnel 604 facilitates the centralized discharge of construction waste.

[0028] Working principle: When in use, the construction waste is passed into the sand making box 1, the motor 2 is started, and the crushing roller 4 on the rotating rod 3 is controlled to rotate, so that the crushing roller 4 crushes the construction waste, and the crushed construction waste falls into the filter frame 603 on the lower side. Under the action of the pulley 613 and the belt 614, it is easy to control the rotation of the rotating shaft 2 610. Under the action of the cam 611 and the connecting plate 612, it is easy to control the tooth plate 608 to move back and forth repeatedly. Under the action of the gear 1 605, it is easy to control the rotating frame 602 on the rotating shaft 1 601 to rotate repeatedly, so that the filter frame 603 can screen the construction waste.

[0029] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A sand making device using construction waste, characterized in that: The invention comprises a sand making box (1): the inner side of the sand making box (1) is rotatably connected to two rotating rods (3), the outer side of the rotating rods (3) is fixedly connected to a crushing roller (4), the left side of the sand making box (1) is fixedly connected to a motor (2), a screening unit (6) is provided on the inner side of the sand making box (1) and below the crushing roller (4), the right ends of the two rotating rods (3) pass through the right side of the sand making box (1) and the outer sides are fixedly connected to a second gear (7); The screening unit (6) includes a rotating shaft (601), which is rotatably connected to the left and right inner walls of the sand making box (1). A rotating frame (602) is fixedly connected between the rotating shafts (601) on the left and right sides. A filter frame (603) is provided on the lower side of the rotating frame (602). The right end of the rotating shaft (601) on the right side passes through the right side of the sand making box (1) and is fixedly connected to a gear (605) on the outside. Two fixed blocks (606) are fixedly connected to the right side of the sand making box (1). The two fixed blocks A fixed rod (607) is fixedly connected between the blocks (606), a moving block (609) is slidably connected to the outer side of the fixed rod (607), a tooth plate (608) is fixedly connected to the outer side of the moving block (609), the right side of the sand making box (1) is rotatably connected to the second rotating shaft (610), the right end of the second rotating shaft (610) is fixedly connected to a cam (611), the outer side of the cam (611) is rotatably connected to a connecting plate (612), and the connecting plate (612) is rotatably connected to the tooth plate (608).

2. The sand making device using construction waste according to claim 1, characterized in that: The two gears 2 (7) are meshed and connected.

3. The sand making device using construction waste according to claim 1, characterized in that: The tooth plate (608) is meshedly connected with gear 1 (605).

4. The sand making device using construction waste according to claim 1, characterized in that: The outer side of the rotating rod (3) and the outer side of the second rotating shaft (610) are both fixedly connected with pulleys (613), and a belt (614) is provided between the two pulleys (613).

5. The sand making device using construction waste according to claim 1, characterized in that: A protective cover (5) is fixedly connected to the right side of the sand making box (1).

6. The sand making device using construction waste according to claim 1, characterized in that: The connecting plate (612) is arranged in an inclined structure.

7. The sand making device using construction waste according to claim 1, characterized in that: A funnel (604) is provided inside the sand making box (1) and between the crushing roller (4) and the rotating frame (602).

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