Vibrating screen for construction waste treatment

Abstract

The utility model relates to a vibrating screen for construction waste treatment, which belongs to the field of construction waste treatment and comprises a base, two vibrating screens arranged at the top of the base, a mounting box fixedly connected to the top of the base and a controller fixedly mounted outside the mounting box. An amplitude adjusting mechanism which extends to the outside of the mounting box and is used for adjusting the vibration frequency of the vibrating screen is arranged in the mounting box, a supporting assembly is arranged at the top of the base, and the amplitude adjusting mechanism comprises a hydraulic cylinder fixedly mounted on the inner bottom wall of the mounting box and rolling wheels rotationally connected to the outside of the vibrating screen at the bottom. According to the vibrating screen for construction waste treatment, a controller starts a hydraulic cylinder to stretch out and draw back to drive a mounting plate, a supporting seat and an adjustable-speed motor to move upwards, then the controller starts the adjustable-speed motor to work to drive a cam to rotate to drive a roller to move, vibration parameters are conveniently adjusted according to material characteristics, multi-stage screening can be achieved, and the screening efficiency is improved; and the advantage of efficient separation is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of construction waste treatment, in particular to a vibrating screen for construction waste treatment. Background Art

[0002] Construction waste refers to the slag, abandoned soil, abandoned materials, silt and other waste generated during the construction, laying, demolition and repair of various buildings, structures, pipelines, etc. by construction units or individuals. After the construction waste is crushed, a vibrating screen is needed to screen out the sand and gravel in the construction waste, which can be recycled to produce coarse and fine aggregates.

[0003] In the process of construction waste treatment, a vibrating screen for construction waste treatment is needed. The Chinese utility model patent with announcement number CN216323298U discloses a vibrating screen for construction waste treatment, including a base, which is fixed to one end of a shock-absorbing rod, and the other end of the shock-absorbing rod is fixed to the bottom side wall of the vibrating screen. The shock-absorbing rods are provided with four groups, and the four groups of shock-absorbing rods are all fixed to the bottom of the vibrating screen. A fixed cross plate is fixed between the four groups of shock-absorbing rods, and a servo motor is fixed on the fixed cross plate. A control component with an amplitude adjustment function is fixed on the output end of the servo motor, and the control component includes a round cake shell, and the round cake shell is fixed on the output end of the servo motor.

[0004] However, it is not enough to rely on a single layer of vibrating screen for screening and grading during the use of the utility model for construction waste treatment. Not only is the screening and grading effect poor, but the screening efficiency is also low due to the high hardness and irregular shape of the material, which cannot meet the use requirements. Therefore, a vibrating screen for construction waste treatment is proposed to solve the above problems. Utility Model Content

[0005] In response to the shortcomings of the existing technology, the utility model provides a vibrating screen for the treatment of construction waste, which has the advantages of efficient separation and strong practicality. It solves the problem that the existing vibrating screen for the treatment of construction waste is not enough to rely on one layer of vibrating screen for screening and grading during use. Not only is the screening and grading effect poor, but the screening efficiency is also low due to the high hardness and irregular shape of the material, which cannot meet the use requirements.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: a vibrating screen for treating construction waste, comprising a base, two vibrating screens arranged on the top of the base, an installation box fixedly connected to the top of the base, and a controller fixedly installed on the outside of the installation box, wherein an amplitude adjustment mechanism extending to the outside of the installation box is provided inside the installation box for adjusting the vibration frequency of the vibrating screen, and a support assembly is provided on the top of the base;

[0007] The amplitude adjustment mechanism includes a hydraulic cylinder fixedly mounted on the bottom wall of the installation box and a roller rotatably connected to the outside of the vibrating screen at the bottom, the output end of the hydraulic cylinder is fixedly connected to a mounting plate, the top of the mounting plate is fixedly connected to a support seat extending to the outside of the installation box, the end of the support seat away from the mounting plate is fixedly connected to a fixing plate, a speed regulating motor is fixedly mounted on the top of the fixing plate, and a cam abutting the roller is fixedly connected to the output shaft of the speed regulating motor;

[0008] The support assembly includes a hinged seat hinged to one side of the vibrating screen at the bottom and two fixed seats fixedly connected to the top of the base. The tops of the two fixed seats are fixedly connected to a return spring, and one end of the return spring away from the fixed seat is fixedly connected to the other side of the bottom of the vibrating screen.

[0009] Furthermore, the hydraulic cylinder is electrically connected to the controller, and a movable opening adapted to the support seat is provided inside the installation box.

[0010] Furthermore, two limiting rods are connected to the interior of the installation box, and the installation plate is slidably connected to the exterior of the limiting rods.

[0011] Furthermore, the mesh sizes of the two vibrating screens increase from top to bottom, and the top of the top vibrating screen is fixedly connected to a feed hopper.

[0012] Furthermore, there are two hinged seats, and the two hinged seats are fixedly connected to the top of the base at a side away from the vibrating screen.

[0013] Furthermore, a first discharge port adapted to the material body is opened at the bottom of the bottom vibration screen, and a second discharge port adapted to the material body is opened on the right side of the top vibration screen.

[0014] Furthermore, the top of the base is slidably connected to two collection boxes, which are respectively located outside the first discharge port and the second discharge port.

[0015] Compared with the existing technology, the utility model provides a vibrating screen for construction waste treatment, which has the following features:

[0016] Beneficial effects:

[0017] 1. The vibrating screen for construction waste treatment uses a controller to start the extension and retraction of the hydraulic cylinder to drive the mounting plate, support seat, fixed plate and speed regulating motor to move upward, and then the controller starts the speed regulating motor to drive the cam to rotate and the roller to move, so as to facilitate the adjustment of vibration parameters according to the material characteristics. By setting up two vibrating screens, supporting components and amplitude adjustment mechanisms, multi-stage screening can be achieved, the screening efficiency can be improved, and the advantage of efficient separation can be achieved.

[0018] 2. The vibrating screen for construction waste treatment is equipped with a reset spring and an amplitude adjustment mechanism, which makes the vibrating screen generate high-frequency vibrations, thereby separating materials of different particle sizes and preventing the materials from clogging the screen holes. By setting up two collection boxes, it is convenient to classify and collect materials of different particle sizes after screening, thus achieving the advantage of strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a three-dimensional diagram of the structure of the utility model;

[0020] Figure 2 This is a structural three-dimensional cross-sectional view of the amplitude adjustment mechanism of the utility model;

[0021] Figure 3 For this utility model Figure 1 A schematic diagram of the enlarged structure shown;

[0022] Figure 4 This is a schematic diagram of the explosion structure of the vibrating screen of the utility model.

[0023] In the figure: 1 base, 2 vibrating screen, 3 installation box, 4 controller, 5 amplitude adjustment mechanism, 51 hydraulic cylinder, 52 mounting plate, 53 support seat, 54 fixing plate, 55 speed regulating motor, 56 cam, 57 roller, 58 limit rod, 6 support assembly, 61 articulated seat, 62 fixing seat, 63 return spring, 7 feed hopper, 8 collection box. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] Example 1:

[0026] See also Figures 1 to 4The vibrating screen for treating construction waste in this embodiment includes a base 1, two vibrating screens 2 arranged on the top of the base 1, an installation box 3 fixedly connected to the top of the base 1 and a controller 4 fixedly installed on the outside of the installation box 3. The interior of the installation box 3 is provided with an amplitude adjustment mechanism 5 extending to the outside thereof for adjusting the vibration frequency of the vibrating screen 2. A support assembly 6 is provided on the top of the base 1. The amplitude adjustment mechanism 5 includes a hydraulic cylinder 51 fixedly installed on the bottom wall of the installation box 3 and a roller 57 rotatably connected to the outside of the bottom vibrating screen 2. A mounting plate 52 is fixedly connected to the output end of the hydraulic cylinder 51. A support base 53 extending to the outside of the installation box 3 is fixedly connected to the top of the mounting plate 52. A fixing plate 54 is fixedly connected to the end of the support base 53 away from the mounting plate 52. A speed regulating motor 55 is fixedly installed on the top of the fixing plate 54. A cam 56 abutting against the roller 57 is fixedly connected to the output shaft of the speed regulating motor 55.

[0027] The hydraulic cylinder 51 is activated by the controller 4 to extend and retract, driving the mounting plate 52, the support seat 53, the fixed plate 54 and the speed regulating motor 55 to move upward, and then the speed regulating motor 55 is activated by the controller 4 to drive the cam 56 to rotate and drive the roller 57 to move, so as to facilitate the adjustment of the vibration parameters according to the material characteristics. By setting up two vibrating screens 2, the support assembly 6 and the amplitude adjustment mechanism 5 for use in conjunction, multi-stage screening can be achieved, the screening efficiency is improved, and the advantage of efficient separation is achieved.

[0028] The hydraulic cylinder 51 is electrically connected to the controller 4 , and a movable opening adapted to the support base 53 is provided inside the installation box 3 .

[0029] Specifically, two limiting rods 58 are connected to the interior of the installation box 3 , and the installation plate 52 is slidably connected to the exterior of the limiting rods 58 .

[0030] It should be noted that the mesh size of the two vibrating screens 2 increases from top to bottom, and the top of the top vibrating screen 2 is fixedly connected to a feed hopper 7. The two vibrating screens 2 are connected by a clamp.

[0031] In this embodiment, the support assembly 6 includes an articulated seat 61 hinged to one side of the bottom vibrating screen 2 and two fixed seats 62 fixedly connected to the top of the base 1. The tops of the two fixed seats 62 are fixedly connected to a return spring 63, and one end of the return spring 63, which is away from the fixed seat 62, is fixedly connected to the other side of the bottom of the bottom vibrating screen 2. By providing the return spring 63 and the amplitude adjustment mechanism 5, the vibrating screen 2 generates high-frequency vibration, achieving separation of the main bodies of materials of different particle sizes and preventing the main bodies of materials from clogging the screen holes.

[0032] There are two hinged seats 61 , and the sides of the two hinged seats 61 away from the vibrating screen 2 are fixedly connected to the top of the base 1 .

[0033] In this embodiment, a first discharge port adapted to the material body is opened at the bottom of the bottom vibrating screen 2 , and a second discharge port adapted to the material body is opened on the right side of the top vibrating screen 2 .

[0034] Example 2:

[0035] See also Figures 1 to 4 In addition to the first embodiment, the present invention includes two collection boxes 8 slidably connected to the top of the base 1. The two collection boxes 8 are located outside the first and second discharge openings, respectively. The provision of two collection boxes 8 facilitates the classification and collection of sieved materials of varying particle sizes, achieving the advantage of high practicality.

[0036] The bottom of the collecting box 8 is fixedly connected with a slider extending into the interior of the base 1 , and a slide groove adapted to the slider is provided inside the base 1 , and the slider and the slide groove are slidably connected.

[0037] The above technical solution is adopted to facilitate the classification and collection of materials of different particle sizes after screening, achieving the advantage of strong practicality.

[0038] The working principle of the above embodiment is:

[0039] During use, the hydraulic cylinder 51 is activated by the controller 4 to extend and retract, driving the mounting plate 52, the support seat 53, the fixed plate 54 and the speed regulating motor 55 to move upward, and then the speed regulating motor 55 is activated by the controller 4 to drive the cam 56 to rotate and drive the roller 57 to move, so that the vibration parameters can be adjusted according to the material characteristics. By setting up two vibrating screens 2, the support assembly 6 and the amplitude adjustment mechanism 5, multi-stage screening can be achieved, so that the vibrating screen 2 generates high-frequency vibration, realizes the separation of material bodies of different particle sizes, and prevents the material bodies from clogging the screen holes. By setting up two collection boxes 8, the material bodies of different particle sizes after screening are classified and collected.

[0040] The electrical components appearing in the text are all electrically connected to the controller and the power supply. The control method of the present invention is controlled by the controller. The control circuit of the controller can be implemented by simple programming by technicians in this field. The provision of power is also common knowledge in this field. In addition, the present invention is mainly used to protect mechanical devices, so the control method and circuit connection are no longer explained in detail in the present invention. The device is powered by an external power supply.

[0041] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply the existence of any such actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article, or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. In the absence of further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of other identical elements in the process, method, article, or device comprising the element.

[0042] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. Vibrating screen for construction waste treatment, characterized by: The invention comprises a base (1), two vibrating screens (2) arranged on the top of the base (1), an installation box (3) fixedly connected to the top of the base (1), and a controller (4) fixedly installed on the outside of the installation box (3); an amplitude adjustment mechanism (5) extending to the outside of the installation box (3) is provided inside the installation box (3) for adjusting the vibration frequency of the vibrating screen (2); and a support assembly (6) is provided on the top of the base (1); The amplitude adjustment mechanism (5) comprises a hydraulic cylinder (51) fixedly mounted on the inner bottom wall of the installation box (3) and a roller (57) rotatably connected to the outside of the vibrating screen (2) at the bottom, the output end of the hydraulic cylinder (51) is fixedly connected to a mounting plate (52), the top of the mounting plate (52) is fixedly connected to a support seat (53) extending to the outside of the installation box (3), the end of the support seat (53) away from the mounting plate (52) is fixedly connected to a fixed plate (54), the top of the fixed plate (54) is fixedly mounted with a speed regulating motor (55), and the output shaft of the speed regulating motor (55) is fixedly connected to a cam (56) abutting against the roller (57); The support assembly (6) comprises a hinged seat (61) hinged to one side of the bottom vibrating screen (2) and two fixed seats (62) fixedly connected to the top of the base (1), the tops of the two fixed seats (62) are fixedly connected to a return spring (63), and one end of the return spring (63) away from the fixed seat (62) is fixedly connected to the other side of the bottom of the bottom vibrating screen (2).

2. The vibrating screen for construction waste treatment according to claim 1, characterized in that: The hydraulic cylinder (51) is electrically connected to the controller (4), and a movable opening adapted to the support seat (53) is provided inside the installation box (3).

3. The vibrating screen for construction waste treatment according to claim 1, characterized in that: Two limiting rods (58) are connected to the interior of the installation box (3), and the installation plate (52) is slidably connected to the exterior of the limiting rods (58).

4. The vibrating screen for construction waste treatment according to claim 1, characterized in that: The mesh sizes of the two vibrating screens (2) increase from top to bottom, and the top of the top vibrating screen (2) is fixedly connected to a feed hopper (7).

5. The vibrating screen for construction waste treatment according to claim 1, characterized in that: There are two hinged seats (61), and the two hinged seats (61) are fixedly connected to the top of the base (1) on a side away from the vibrating screen (2).

6. The vibrating screen for construction waste treatment according to claim 1, characterized in that: A first discharge port adapted to the material body is provided at the bottom of the bottom vibration screen (2), and a second discharge port adapted to the material body is provided on the right side of the top vibration screen (2).

7. The vibrating screen for construction waste treatment according to claim 6, characterized in that: Two collecting boxes (8) are slidably connected to the top of the base (1), and the two collecting boxes (8) are respectively located outside the first discharge port and the second discharge port.

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