Vibration type garbage screening equipment

Abstract

The vibration type garbage screening equipment comprises a metal placing bottom frame and a garbage screening box arranged on the upper side of the metal placing bottom frame in parallel, the top end and the right end of the garbage screening box are open, and supporting seats are arranged on the outer walls of the front end and the rear end, close to the four corners, of the metal placing bottom frame. Novel vibration amplitude limiting devices are additionally arranged between the garbage screening box of the vibration type garbage screening equipment and the front end and the rear end of the metal placing bottom frame, and when an electric vibration generator on the vibration screening box works, the vibration effect can be transmitted to a vibration connecting spring between the garbage screening box and the metal placing bottom frame; the vibration connecting springs amplify the vibration effect and enable the garbage screening box to conduct vibration screening machining, the vibration amplitude limiting effect can limit the vibration amplitude amplified by the vibration connecting springs to the garbage screening box through adjustment, the situation that due to the too large vibration amplitude of the garbage screening box, the structure of equipment is damaged is avoided, and the service life of the equipment is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to garbage screening related technical field, concretely relates to a vibrating garbage screening equipment. BACKGROUND

[0002] With the acceleration of urbanization process and the improvement of people's living standards, the amount of garbage is also increasing. Effective classification and screening of garbage is an important link to realize garbage reduction, resource and harmlessness treatment. The vibrating garbage screening equipment is widely used because of its efficient screening performance;

[0003] However, in the existing vibrating garbage screening equipment, there are some technical problems to be solved. When screening garbage, if the amplitude cannot be controlled, a series of adverse consequences will occur. When the vibration amplitude is too large, the garbage screening box will shake greatly, which not only affects the screening effect and accuracy, but also may cause uneven distribution of garbage in the screening box, reducing the screening efficiency. More seriously, the whole equipment may displace on the ground, which not only threatens the stability and safety of the equipment, but also may damage the parts of the equipment, shortening the service life of the equipment. At the same time, the displacement of the equipment may also damage the surrounding environment and facilities, increasing the maintenance cost and use risk of the equipment;

[0004] In order to solve these problems, a vibrating garbage screening equipment capable of effectively controlling the amplitude is needed to improve the stability, safety and screening efficiency of the equipment, reduce the maintenance cost and use risk of the equipment, and meet the actual needs of garbage disposal. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at providing a vibrating garbage screening equipment to solve the problem that the vibration amplitude is easy to be too large when vibrating screening, and when the vibration amplitude is too large, the garbage screening box will shake greatly, which not only affects the screening effect and accuracy, but also may cause uneven distribution of garbage in the screening box, reducing the screening efficiency.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a kind of vibration type garbage screening equipment, including metal placing bottom frame and garbage screening box being arranged in parallel on the upside of metal placing bottom frame, the top end and right end of the garbage screening box are all set with opening, the outer wall of the metal placing bottom frame is provided with support seat at the front and rear ends near four corners position, the outer wall of the garbage screening box is provided with triangular connecting seat at the front and rear ends near four corners position, four triangular connecting seats and four support seats are respectively one-to-one corresponding, four triangular connecting seats are respectively located above the corresponding support seat, vibration connecting spring is connected between triangular connecting seat and support seat, and the shape, size and elastic coefficient of multiple vibration connecting springs are same, vibration amplitude limiting device is connected between the front and rear ends of metal placing bottom frame and garbage screening box.

[0007] Preferably, the vibration amplitude limiting device connected to the front end of the metal placing bottom frame and the garbage screening box includes a metal limiting seat, a cylindrical limiting chamber, a vibration amplitude limiting screw, a screw fixing seat, and a rubber protection inner pad. The metal limiting seat is welded to the top outer wall of the front end of the metal placing bottom frame. The screw fixing seat is welded to the outer wall of the front end of the garbage screening box, and the screw fixing seat is close to the bottom of the garbage screening box. The screw fixing seat has a through hole inside. The vibration amplitude limiting screw is inserted into the through hole. The metal limiting seat has a cylindrical limiting chamber inside. The opening direction of the cylindrical limiting chamber is upward. The inner wall of the cylindrical limiting chamber is fixed with a rubber protection inner pad.

[0008] Preferably, the bottom end of the vibration amplitude limiting screw is inserted into the center of the rubber protection inner pad. The vibration amplitude limiting screw can move up and down in the through hole. The length of the vibration amplitude limiting screw is twice the height of the metal limiting seat.

[0009] Preferably, the vibration amplitude limiting device further includes a bottom fixing nut and a top fixing nut. The bottom fixing nut and the top fixing nut are both threaded on the outside of the vibration amplitude limiting screw. The bottom fixing nut is located on the lower side of the screw fixing seat. The top fixing nut is located on the upper side of the screw fixing seat.

[0010] Preferably, the bottom fixing nut can move upward on the outside of the vibration amplitude limiting screw by screw thread action when it rotates clockwise. The top fixing nut can move downward on the outside of the vibration amplitude limiting screw by screw thread action when it rotates clockwise.

[0011] Preferably, the outer wall of the garbage screening box is provided with an electric vibration generator at the center of the front and rear ends. The electric vibration generator is electrically connected to an external power source through an electric wire. The left end of the garbage screening box is provided with a feeding hopper.

[0012] Preferably, the garbage screening box is internally provided with an inclined screening net B at the center, the upper side of the inclined screening net B is provided with an inclined screening net A, and the lower side of the inclined screening net B is provided with a bottom material guide plate.

[0013] Preferably, the inclined screening net A, the bottom material guide plate and the inclined screening net B are all arranged at an inclined angle of left-up and right-down inside the garbage screening box, and the inclined screening net A, the bottom material guide plate and the inclined screening net B are parallel to each other.

[0014] Preferably, the inclined screening net A, the bottom material guide plate and the inclined screening net B are all provided with discharge hoppers at the right ends, the discharge hoppers are all fixed at the right end of the garbage screening box, and the mesh diameter of the inclined screening net A is greater than that of the inclined screening net B.

[0015] Compared with the prior art, the utility model provides a kind of vibration type garbage screening equipment, with the following beneficial effects:

[0016] The utility model discloses a kind of vibration type garbage screening equipment, with the following beneficial effects: the utility model discloses a kind of vibration type garbage screening equipment, with the following beneficial effects: BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a kind of vibration type garbage screening equipment side view three-dimensional structure schematic view of the utility model.

[0018] Figure 2 It is a kind of vibration type garbage screening equipment side view plane structure schematic view of the utility model.

[0019] Figure 3 It is the three-dimensional structure schematic view of the utility model's vibration amplitude limiting device.

[0020] Figure 4 It is the plane structure schematic view of the utility model's vibration amplitude limiting device.

[0021] In the figure: 1, metal placement bottom frame; 2, support seat; 3, vibration connecting spring; 4, vibration amplitude limiting device; 5, electric vibration generator; 6, triangular connecting seat; 7, feeding hopper; 8, garbage screening box; 9, inclined screening net A; 10, bottom material guide plate; 11, inclined screening net B; 12, discharge hopper; 13, metal limiting seat; 14, cylindrical limiting chamber; 15, bottom fixing nut; 16, top fixing nut; 17, vibration amplitude limiting screw rod; 18, screw rod fixing seat; 19, rubber protection inner pad. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] The utility model provides a kind of vibrating garbage screening equipment as Figures 1-4 As shown in the figure, a kind of vibrating garbage screening equipment, including metal placement bottom frame 1 and garbage screening box 8 being arranged in parallel on the upper side of metal placement bottom frame 1, garbage screening box 8 top end and right end are all set with opening, the outer wall of both ends of metal placement bottom frame 1 close to four corners position is all set with support seat 2, the outer wall of both ends of garbage screening box 8 close to four corners position is all set with triangular connecting seat 6, four triangular connecting seats 6 and four support seats 2 are respectively one-to-one corresponding, four triangular connecting seats 6 are respectively located above corresponding support seat 2, vibration connecting spring 3 is connected between triangular connecting seat 6 and support seat 2, and the shape, size and elastic coefficient of multiple vibration connecting springs 3 are all same, vibration connecting spring 3 has certain elastic coefficient, when the vibration generated by electric vibration generator 5 is transmitted to garbage screening box 8, vibration connecting spring 3 will amplify vibration effect according to its elastic property, so as to enhance the movement effect of garbage in screening box, improve screening efficiency, bottom fixing nut 15 clockwise rotation can be moved upwards outside vibration amplitude limiting screw rod 17 by thread action, top fixing nut 16 clockwise rotation can be moved downwards outside vibration amplitude limiting screw rod 17 by thread action, the lower side of the center of both ends of outer wall of garbage screening box 8 is all set with electric vibration generator 5, electric vibration generator 5 is electrically connected with external power supply by wire, feeding hopper 7 is set on the left end top of garbage screening box 8, electric vibration generator 5 generates vibration of specific frequency and amplitude, which is transmitted to entire garbage screening box 8 by connection with garbage screening box 8, vibration makes garbage constantly move in screening box, and different particle size garbage is screened by using the movement characteristic difference under vibration.

[0024] As Figure 1 AndFigure 2 As shown, the inside of the center of the garbage screening box 8 is provided with an inclined screening net B11, the upper side of the inclined screening net B11 is provided with an inclined screening net A9, the lower side of the inclined screening net B11 is provided with a bottom material guide plate 10, the inclined screening net A9, the bottom material guide plate 10 and the inclined screening net B11 are all arranged at an inclined angle of left-up and right-down inside the garbage screening box 8, the inclined screening net A9, the bottom material guide plate 10 and the inclined screening net B11 are parallel to each other, the right ends of the inclined screening net A9, the bottom material guide plate 10 and the inclined screening net B11 are all provided with discharge hoppers 12, the plurality of discharge hoppers 12 are all fixed at the right end of the garbage screening box 8, the mesh diameter of the inclined screening net A9 is greater than the mesh diameter of the inclined screening net B11, the inclined arrangement of the inclined screening net A9, the inclined screening net B11 and the bottom material guide plate 10 enables the garbage to move downward naturally under the action of vibration, the screening nets with different mesh diameters can classify and screen the garbage according to the particle size, realizing efficient garbage screening, when using the vibration type garbage screening equipment, first, connect the control power supply to the electric vibration generator 5, and need to start the electric vibration generator 5, the electric vibration generator 5 generates vibration, transmits the vibration to the garbage screening box 8, then put the garbage to be screened into the garbage screening box 8 through the feeding hopper 7, the garbage screening box 8 is connected with the metal placing bottom frame 1 through the vibration connecting spring 3 between the triangular connecting seat 6 and the supporting seat 2, the vibration connecting spring 3 will amplify the vibration effect generated by the electric vibration generator 5, so that the garbage screening box 8 vibrates and screens, at this time, the garbage in the garbage screening box 8, since the inclined screening net A9, the inclined screening net B11 and the bottom material guide plate 10 are all arranged at an inclined angle of left-up and right-down and parallel to each other, under the action of vibration, the garbage will move downward along the inclined direction, the garbage with larger particles is intercepted by the inclined screening net A9 and discharged through the discharge hopper 12 at the right end thereof, the garbage with medium particles falls to the inclined screening net B11 through the mesh of the inclined screening net A9, is intercepted by the inclined screening net B11 and discharged from the discharge hopper 12 at the right end thereof, the garbage with smaller particles falls to the bottom material guide plate 10 through the mesh of the inclined screening net B11, and is finally discharged from the discharge hopper 12 at the right end of the bottom material guide plate 10, so as to achieve the purpose of vibrating and screening the garbage.

[0025] As Figure 1 , Figure 3 and Figure 4As shown, the metal placing bottom frame 1 is connected with the vibration amplitude limiting device 4 between the front and rear ends of the garbage screening box 8, the vibration amplitude limiting device 4 connected with the front end of the metal placing bottom frame 1 includes a metal limiting seat 13, a cylindrical limiting chamber 14, a vibration amplitude limiting screw rod 17, a screw rod fixing seat 18 and a rubber protection inner pad 19, the metal limiting seat 13 is welded on the top outer wall of the front end of the metal placing bottom frame 1, the screw rod fixing seat 18 is welded on the outer wall of the front end of the garbage screening box 8, and the screw rod fixing seat 18 is close to the bottom of the garbage screening box 8, the screw rod fixing seat 18 is internally provided with a through hole, the vibration amplitude limiting screw rod 17 is inserted into the through hole, the cylindrical limiting chamber 14 is internally provided in the metal limiting seat 13, the opening direction of the cylindrical limiting chamber 14 is upward, the rubber protection inner pad 19 is fixed on the inner wall of the cylindrical limiting chamber 14, the bottom end of the vibration amplitude limiting screw rod 17 is inserted into the center of the rubber protection inner pad 19, the vibration amplitude limiting screw rod 17 can move up and down in the through hole, the length of the vibration amplitude limiting screw rod 17 is twice the height of the metal limiting seat 13, the vibration amplitude limiting device 4 further includes a bottom fixing nut 15 and a top fixing nut 16, the bottom fixing nut 15 and the top fixing nut 16 are both threadedly sleeved on the outside of the vibration amplitude limiting screw rod 17, the bottom fixing nut 15 is located on the lower side of the screw rod fixing seat 18, and the top fixing nut 16 is located on the upper side of the screw rod fixing seat 18, by limiting the vibration amplitude of the left and right and front and rear directions of the garbage screening box 8, the overall stability of the equipment can be improved, unnecessary shaking and displacement are reduced, the smooth progress of the garbage screening process is helped to ensure, and meanwhile the risk of damage of the equipment due to excessive vibration can be reduced.

[0026] As Figure 1 , Figure 3 and Figure 4As shown, when using the amplitude limiting device 4, the required amplitude range is determined according to the requirements of garbage screening, the position of the amplitude limiting screw rod 17 in the cylindrical limiting chamber 14 is adjusted by rotating the bottom fixing nut 15 and the top fixing nut 16, if the upper and lower amplitude range needs to be reduced, the bottom fixing nut 15 is rotated clockwise to move upward, and the top fixing nut 16 is rotated clockwise to move downward, the amplitude limiting screw rod 17 is pushed to move downward, so that the bottom end of the amplitude limiting screw rod 17 approaches the bottom end inner wall of the cylindrical limiting chamber 14, if the upper and lower amplitude range needs to be increased, the bottom fixing nut 15 is rotated counterclockwise to move downward, and the top fixing nut 16 is rotated counterclockwise to move upward, the amplitude limiting screw rod 17 is pulled to move upward, so that the bottom end of the amplitude limiting screw rod 17 moves away from the bottom end inner wall of the cylindrical limiting chamber 14, during the operation of the garbage screening equipment, the actual screening effect and the equipment operation state are monitored at any time to determine whether the amplitude is appropriate, if it is found that the amplitude is too large or too small, the equipment can be stopped at any time, the bottom fixing nut 15 and the top fixing nut 16 are adjusted again to change the depth of the amplitude limiting screw rod 17 in the cylindrical limiting chamber 14, so as to adjust the amplitude, the bottom fixing nut 15 and the top fixing nut 16 are connected with the amplitude limiting screw rod 17 through threads, the position of the amplitude limiting screw rod 17 in the cylindrical limiting chamber 14 can be accurately controlled, the amplitude can be fine-tuned by rotating the nut to meet different garbage screening requirements and equipment operation conditions, at the same time, the fixing effect of the nut can ensure that the amplitude limiting screw rod 17 remains stable at the adjusted position and does not move unexpectedly during the operation of the equipment, so as to ensure the stability of the amplitude, the bottom end of the amplitude limiting screw rod 17 is always inserted into the inside of the cylindrical limiting chamber 14, which is equivalent to establishing a physical limiting structure between the garbage screening box 8 and the metal placing bottom frame 1, when the garbage screening box 8 moves left and right and forward and backward during vibration, the amplitude limiting screw rod 17 interacts with the inner wall of the cylindrical limiting chamber 14, so as to prevent the garbage screening box 8 from moving excessively, and the vibration amplitude in the left and right and forward and backward directions is limited.

[0027] Finally, it should be noted that the above description is only a preferred embodiment of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent replacements for some technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A vibrating garbage screening device, comprising a metal setting base frame (1) and a garbage screening box (8) arranged in parallel on the upper side of the metal setting base frame (1), the garbage screening box (8) is provided with an opening at the top end and the right end, the metal setting base frame (1) is provided with a support seat (2) on the outer wall of the front and rear ends near the four corners, the garbage screening box (8) is provided with a triangular connecting seat (6) on the outer wall of the front and rear ends near the four corners, the four triangular connecting seats (6) and the four support seats (2) are one-to-one corresponding, the four triangular connecting seats (6) are located above the corresponding support seats (2) respectively, the triangular connecting seat (6) and the support seat (2) are connected with a vibrating connecting spring (3), and the shape, size and elastic coefficient of the plurality of vibrating connecting springs (3) are the same, characterized in that: The metal placement bottom frame (1) is connected with the garbage screening box (8) front and rear ends between the amplitude limiting device (4); The amplitude limiting device (4) connected between the metal placement bottom frame (1) and the front end of the garbage screening box (8) comprises a metal limiting seat (13), a cylindrical limiting chamber (14), an amplitude limiting screw rod (17), a screw rod fixing seat (18) and a rubber protection inner pad (19), the metal limiting seat (13) is welded on the top outer wall of the front end of the metal placement bottom frame (1), the screw rod fixing seat (18) is welded on the outer wall of the front end of the garbage screening box (8), and the screw rod fixing seat (18) is close to the bottom of the garbage screening box (8), a through hole is arranged in the screw rod fixing seat (18), the amplitude limiting screw rod (17) is inserted into the through hole, the cylindrical limiting chamber (14) is arranged in the metal limiting seat (13), the opening direction of the cylindrical limiting chamber (14) is upward, and the rubber protection inner pad (19) is fixed on the inner wall of the cylindrical limiting chamber (14).

2. A vibratory waste screening apparatus according to claim 1, wherein: The bottom end of the amplitude limiting screw rod (17) is inserted into the center of the rubber protection inner pad (19), the amplitude limiting screw rod (17) can move up and down in the through hole, and the length of the amplitude limiting screw rod (17) is twice the height of the metal limiting seat (13).

3. A vibratory waste screening apparatus according to claim 2, wherein: The amplitude limiting device (4) further comprises a bottom fixing nut (15) and a top fixing nut (16), the bottom fixing nut (15) and the top fixing nut (16) are both threadedly connected to the outside of the amplitude limiting screw rod (17), the bottom fixing nut (15) is located on the lower side of the screw rod fixing seat (18), and the top fixing nut (16) is located on the upper side of the screw rod fixing seat (18).

4. A vibratory waste screening apparatus according to claim 3, wherein: The bottom fixing nut (15) can be moved upward on the outside of the amplitude limiting screw rod (17) through screw thread action by clockwise rotation, and the top fixing nut (16) can be moved downward on the outside of the amplitude limiting screw rod (17) through screw thread action by clockwise rotation.

5. A vibratory waste screening apparatus according to claim 1, wherein: An electric vibration generator (5) is arranged on the lower side of the center of the outer wall of the garbage screening box (8) at the front and rear ends, the electric vibration generator (5) is electrically connected to an external power source through an electric wire, and a feeding hopper (7) is arranged on the top of the left end of the garbage screening box (8).

6. A vibratory waste screening apparatus according to claim 5, wherein: An inclined screening net B (11) is arranged in the center of the garbage screening box (8), an inclined screening net A (9) is arranged on the upper side of the inclined screening net B (11), and a bottom material guide plate (10) is arranged on the lower side of the inclined screening net B (11).

7. A vibratory waste screening apparatus according to claim 6, wherein: The inclined screening net A (9), the bottom material guide plate (10) and the inclined screening net B (11) are all arranged at an inclined angle of left-up and right-down in the garbage screening box (8), and the inclined screening net A (9), the bottom material guide plate (10) and the inclined screening net B (11) are parallel to each other.

8. A vibratory waste screening apparatus according to claim 7, wherein: An outlet hopper (12) is arranged on the right end of the inclined screening net A (9), the bottom material guide plate (10) and the inclined screening net B (11), a plurality of outlet hoppers (12) are fixed on the right end of the garbage screening box (8), and the mesh diameter of the inclined screening net A (9) is greater than that of the inclined screening net B (11).

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