Spring type eccentric vibration shaking screen
By introducing a spring-type eccentric shaft and recycling box into the vibration screen equipment, the problem of inconvenient material recycling in existing equipment is solved, realizing instant material recycling and more efficient production process.
Patent Information
- Application Number
- CN202421102955.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-20
- Publication Date
- 2025-03-18
- Estimated Expiration
- 2034-05-20
AI Technical Summary
The existing vibration shaking screen equipment lacks an instant material recycling design, resulting in contamination of materials after screening and screened materials, increasing the complexity of subsequent docking equipment, and inconvenient recycling.
A spring-type eccentric vibration shake screen is designed, using the eccentric shaft and the bump vibration function of the spring, and a material discharge port is opened on the bottom of the shaking screen box. After filtering, the material falls directly into the recycling box to realize instant material recycling.
Through the design of the spring-type eccentric vibration shake screen, the complexity of subsequent process equipment is reduced, the site space is fully utilized, the assembly line space is reduced, and material recycling is more convenient.
Smart Images
Figure CN222625345U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of material filtering equipment, in particular to a spring-type eccentric vibrating shaker. Background Art
[0002] The shaking screen equipment is a device used for filtering and classifying materials. It is widely used in modern food production, building materials production and other industries. It can screen and separate fine materials of different particle sizes such as powders. Screens with different sizes of mesh can be assembled according to needs to screen materials of different particle sizes. This can ensure product quality or separate different types of materials more quickly, providing convenience for production.
[0003] Most of the existing vibrating screens only have a single filtering function and are not designed for immediate recovery of filtered materials. They need to be connected to new equipment at the subsequent outlet to receive the materials, which can easily cause contamination of the screened materials and the screened materials, and increase the complexity of the subsequent docking equipment, making recovery inconvenient.
[0004] In order to solve the above problems, we have made improvements and proposed a spring-type eccentric vibrating screen. Utility Model Content
[0005] In order to solve the above technical problems, the utility model provides the following technical solutions:
[0006] The utility model provides a spring-type eccentric vibrating shaking screen, comprising a base frame and a shaking screen box, the left and right ends of the top surface of the base frame are fixedly provided with supports by bolts, two springs are installed in parallel on the top surfaces of the two supports, limiting rods are arranged in the centers of the two springs, a reinforcing rib connecting frame is arranged on the top of the spring, two sleeves are welded in parallel on the bottom surface of the reinforcing rib connecting frame, the tops of the two springs are fixedly connected to the bottom surfaces of the two sleeves respectively, the tops of the limiting rods are telescopically connected to the inside of the sleeves, the back side of the reinforcing rib connecting frame is fixedly welded to the shaking screen box, a feeding port is opened at the left end of the top of the shaking screen box, an eccentric shaft is arranged in the middle of the left end of the interior of the shaking screen box, and a recovery box is arranged below the left end of the shaking screen box.
[0007] As a preferred technical solution of the utility model, a support frame is arranged in front of the left end of the base frame, a motor is fixedly arranged on the top surface of the support frame by bolts, a vibration transmission tube is arranged in the middle of the left end of the interior of the shaking screen box, and the front and rear ends of the vibration transmission tube are respectively fixed and welded to the front and back sides of the inner wall of the shaking screen box.
[0008] As a preferred technical solution of the utility model, the front end of the eccentric shaft is coaxially fixedly connected to the rotating shaft on the back of the motor, the middle part of the eccentric shaft passes through the vibration transmission tube, and the eccentric wheel of the eccentric shaft is connected to the inner wall of the vibration transmission tube.
[0009] As a preferred technical solution of the utility model, a bearing seat is fixedly welded to the left end of the top surface of the rear end of the base frame, the rear end of the eccentric shaft is rotatably connected to the bearing seat, and a sieve plate is fixedly welded to the inner bottom end of the shaking screen box, and the sieve plate is parallel to the top and bottom surfaces of the shaking screen box and have equal sizes.
[0010] As a preferred technical solution of the utility model, the vibration transmission pipe is located above the left end of the sieve plate and maintains a certain distance, a through opening is opened at the left end of the sieve plate, the width of the through opening is equal to the width of the sieve plate, the length of the through opening is half of the sieve plate, a sieve is fixedly welded in the through opening, a discharge port is opened through the bottom surface of the left end of the shaking screen box, the width of the discharge port is equal to the width of the sieve plate, the length of the discharge port is greater than the length of the sieve, and the discharge port is located below the sieve.
[0011] As a preferred technical solution of the utility model, a receiving bin is fixedly welded to the bottom of the left end of the shaking screen box, the bottom of the receiving bin is connected to the ground, an inlet and outlet are opened on the left side of the receiving bin, a dust-proof curtain is installed on the top of the inlet and outlet, the bottom of the dust-proof curtain is close to the bottom surface, the recycling box is placed in the receiving bin, the length of the top surface of the recycling box is greater than the length of the discharge port, the width of the recycling box is equal to the width of the receiving bin and the shaking screen box, and the width of the recycling box is smaller than the width of the inlet and outlet.
[0012] The beneficial effects of the utility model are as follows: the spring-type eccentric vibrating screen adopts an eccentric shaft and a spring to allow the screen box to have a bumpy vibration function, utilizes the space below the screen box, and opens a discharge port on its bottom surface, so that the filtered materials can be directly discharged into the recovery box in the warehouse below the screen box, instead of being classified and recycled at the outlet of the screen box, thereby reducing the complexity of subsequent process equipment, making full use of the site space, reducing the assembly line space to a certain extent, and using the recovery box to store the filtered materials, making transfer and recycling more convenient. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:
[0014] Figure 1 This is a schematic diagram of the structure of the utility model spring type eccentric vibrating screen;
[0015] Figure 2 It is a schematic diagram of the cross-sectional structure of the right vibration transmission pipe of the spring-type eccentric vibration shake screen of the utility model;
[0016] Figure 3 It is a schematic diagram of the cross-sectional structure of the spring-type eccentric vibrating screen of the utility model;
[0017] In the figure: 1. base frame; 2. shaking screen box; 3. support; 4. spring; 5. reinforcing rib connecting frame; 6. support frame; 7. motor; 8. vibration transmission pipe; 9. eccentric shaft; 10. bearing seat; 11. screen plate; 12. screen; 13. discharge port; 14. receiving bin; 15. dust curtain; 16. recycling box. DETAILED DESCRIPTION
[0018] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.
[0019] Example: Figure 1-3 As shown, the spring-type eccentric vibrating screen comprises a base frame 1 and a screen box 2. Supports 3 are fixedly provided at the left and right ends of the top surface of the base frame 1 by bolts. Two springs 4 are installed in parallel on the top surfaces of the two supports 3. Limit rods are arranged in the centers of the two springs 4. A reinforcing rib connecting frame 5 is arranged on the top of the spring 4. Two sleeves are welded in parallel on the bottom surface of the reinforcing rib connecting frame 5. The tops of the two springs 4 are fixedly connected to the bottom surfaces of the two sleeves respectively, the tops of the limit rods are telescopically connected to the inside of the sleeves, the backs of the reinforcing rib connecting frame 5 are fixedly welded to the screen box 2, a feeding port is opened at the left end of the top of the screen box 2, an eccentric shaft 9 is arranged in the middle of the left end of the inside of the screen box 2, and a recovery box 16 is arranged below the left end of the screen box 2.
[0020] A support frame 6 is arranged in front of the left end of the base frame 1, and a motor 7 is fixed to the top surface of the support frame 6 by bolts. A vibration transmission pipe 8 is arranged in the middle of the left end inside the shaking screen box 2, and the front and rear ends of the vibration transmission pipe 8 are fixedly welded to the front and back sides of the inner wall of the shaking screen box 2 respectively.
[0021] The front end of the eccentric shaft 9 is coaxially fixedly connected to the rotating shaft at the back of the motor 7 , the middle part of the eccentric shaft 9 passes through the vibration transmission tube 8 , and the eccentric wheel of the eccentric shaft 9 is connected to the inner wall of the vibration transmission tube 8 .
[0022] A bearing seat 10 is fixedly welded to the left end of the top surface of the rear end of the base frame 1, and the rear end of the eccentric shaft 9 is rotatably connected to the bearing seat 10. A sieve plate 11 is fixedly welded to the inner bottom end of the shaking screen box 2. The sieve plate 11 is parallel to the top and bottom surfaces of the shaking screen box 2 and has equal size.
[0023] The vibration transmission pipe 8 is located above the left end of the sieve plate 11 and maintains a certain distance. A through opening is opened at the left end of the sieve plate 11. The width of the through opening is equal to the width of the sieve plate 11, and the length of the through opening is half of the sieve plate 11. A sieve 12 is fixedly welded in the through opening. A discharge port 13 is opened through the bottom surface of the left end of the shaking screen box 2. The width of the discharge port 13 is equal to the width of the sieve plate 11, and the length of the discharge port 13 is greater than the length of the sieve 12. The discharge port 13 is located below the sieve 12.
[0024] A receiving bin 14 is fixedly welded to the bottom of the left end of the shaking screen box 2, and the bottom of the receiving bin 14 is connected to the ground. An inlet and outlet are opened on the left side of the receiving bin 14, and a dust-proof curtain 15 is installed on the top of the inlet and outlet, and the bottom of the dust-proof curtain 15 is close to the bottom surface. A recovery box 16 is placed in the receiving bin 14, and the length of the top surface of the recovery box 16 is greater than the length of the discharge port 13. The width of the recovery box 16 is equal to the width of the receiving bin 14 and the shaking screen box 2, and the width of the recovery box 16 is smaller than the width of the inlet and outlet.
[0025] Working principle: When using this spring-type eccentric vibrating screen, the material to be vibrated and screened is put into the feeding port at the left end of the screen box 2, and the motor 7 is started to control the eccentric shaft 9 to start rotating. The eccentric wheel in the middle of the eccentric shaft 9 cooperates with the vibration transmission tube 8 to make the screen box 2 continuously bump and vibrate, and the internal material keeps moving diagonally downward. At the same time, the constantly vibrating screen plate 11 allows the material to be filtered through the screen 12 while moving. The filtered material falls into the recovery box 16 in the receiving bin 14 through the discharge port 13. When the material is about to be filled or the screening of a material is completed, the recovery box 16 can be pulled out and recycled or discarded according to the situation.
[0026] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.
Claims
1. A spring-type eccentric vibrating screen, comprising a base frame (1) and a screen box (2), characterized in that: Supports (3) are fixedly provided at both left and right ends of the top surface of the base frame (1) by bolts, two springs (4) are installed in parallel on the top surfaces of the two supports (3), a limit rod is provided at the center of the two springs (4), a reinforcing rib connecting frame (5) is provided on the top of the spring (4), two sleeves are welded in parallel on the bottom surface of the reinforcing rib connecting frame (5), the tops of the two springs (4) are fixedly connected to the bottom surfaces of the two sleeves respectively, the tops of the limit rods are telescopically connected to the inside of the sleeves, the back of the reinforcing rib connecting frame (5) is fixedly welded to the shaking screen box (2), a feeding port is provided at the left end of the top of the shaking screen box (2), an eccentric shaft (9) is provided in the middle of the left end of the shaking screen box (2), and a recovery box (16) is provided below the left end of the shaking screen box (2).
2. The spring-type eccentric vibrating screen according to claim 1, characterized in that: A support frame (6) is arranged in front of the left end of the base frame (1), and a motor (7) is fixedly arranged on the top surface of the support frame (6) by bolts. A vibration transmission pipe (8) is arranged in the middle of the left end inside the shaking screen box (2), and the front and rear ends of the vibration transmission pipe (8) are respectively fixedly welded to the front and back surfaces of the inner wall of the shaking screen box (2).
3. The spring-type eccentric vibrating screen according to claim 2, characterized in that: The front end of the eccentric shaft (9) is coaxially fixedly connected to the rotating shaft on the back of the motor (7), the middle part of the eccentric shaft (9) passes through the vibration transmission tube (8), and the eccentric wheel of the eccentric shaft (9) is connected to the inner wall of the vibration transmission tube (8).
4. The spring-type eccentric vibrating screen according to claim 3, characterized in that: A bearing seat (10) is fixedly welded to the left end of the top surface of the rear end of the base frame (1), the rear end of the eccentric shaft (9) is rotatably connected to the bearing seat (10), and a sieve plate (11) is fixedly welded to the bottom end of the inner part of the shaking screen box (2), and the sieve plate (11) is parallel to the top surface and the bottom surface of the shaking screen box (2) and has the same size.
5. The spring-type eccentric vibrating screen according to claim 4, characterized in that: The vibration transmission pipe (8) is located above the left end of the sieve plate (11) and maintains a certain distance therefrom. A through opening is provided at the left end of the sieve plate (11). The width of the through opening is equal to the width of the sieve plate (11). The length of the through opening is half the length of the sieve plate (11). A sieve mesh (12) is fixedly welded in the through opening. A discharge opening (13) is provided through the bottom surface of the left end of the shaking screen box (2). The width of the discharge opening (13) is equal to the width of the sieve plate (11). The length of the discharge opening (13) is greater than the length of the sieve mesh (12). The discharge opening (13) is located below the sieve mesh (12).
6. The spring-type eccentric vibrating screen according to claim 1, characterized in that: A receiving bin (14) is fixedly welded to the bottom of the left end of the shaking screen box (2), the bottom of the receiving bin (14) is connected to the ground, an inlet and outlet are opened on the left side of the receiving bin (14), a dust curtain (15) is installed on the top of the inlet and outlet, the bottom of the dust curtain (15) is close to the bottom surface, the recovery box (16) is placed in the receiving bin (14), the length of the top surface of the recovery box (16) is greater than the length of the discharge port (13), the width of the recovery box (16) is equal to the width of the receiving bin (14) and the shaking screen box (2), and the width of the recovery box (16) is less than the width of the inlet and outlet.