Paper pulp vibrating screen

Abstract

The utility model discloses a paper pulp vibrating screen which comprises a bottom plate and a supporting plate vertically installed on the bottom plate. The device further comprises a vibrating screen, a mounting part and an eccentric driving assembly used for connecting the mounting part and the supporting plate. The mounting part comprises a driving seat and a mounting plate, the driving seat is movably arranged between the supporting plates on the two sides, the eccentric driving assembly comprises a rotating disc, a driving groove is formed in the driving seat, the rotating disc is rotationally arranged in the driving groove, an eccentric vibration rod is mounted on one side of the rotating disc, and the eccentric vibration rod is arranged on the other side of the rotating disc. And the eccentric vibration rod eccentrically moves in the driving seat so as to drive the mounting part to vibrate relative to the supporting plate. The utility model belongs to the technical field of paper making equipment, and particularly provides a paper pulp vibrating screen which is simple and practical in structure and capable of reducing equipment cost and equipment loss, receiving equipment is placed through a material bearing cavity and used for receiving sieved paper pulp, impurities on the top of the vibrating screen are convenient to clean, and an eccentric driving assembly is used for providing vibration driving.

Description

Technical Field

[0001] The utility model belongs to the technical field of papermaking equipment, in particular to a pulp vibrating screen. Background Art

[0002] Recycling of waste paper is one of the important ways to regenerate resources. Currently, most products are packaged with paper-plastic composite materials, which are moisture-proof, waterproof, economical and practical. However, after pulping, many plastic pieces will be mixed into the pulp. In addition, the waste paper raw materials themselves will also be mixed with a certain amount of light impurities such as plastic, adhesive tape, and foam plastic. The above impurities will not only reduce the quality of the finished paper, but also affect the subsequent production equipment.

[0003] A common vibrating screen device consists of a screen body, a vibrator, a shock absorber, a pulp trough, a pulp box, a water spray device, a motor, and a coupling with a universal joint. This type of equipment has a complex structure, high cost, and a large load-bearing capacity, which makes the transmission part easy to damage. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a pulp vibrating screen, which is used to solve the problems of complex equipment structure, high cost, heavy load and easy damage of transmission part in the prior art.

[0005] The technical solutions adopted in this application are as follows:

[0006] The present invention provides a pulp vibrating screen, comprising a bottom plate and a support plate vertically mounted on the bottom plate;

[0007] Also included is a vibrating screen, a mounting portion for mounting the vibrating screen, and an eccentric drive assembly for connecting the mounting portion and a support plate;

[0008] The mounting portion includes a driving seat and a mounting plate, the driving seat is movably arranged between the support plates on both sides, the eccentric driving assembly includes a turntable, a driving slot is opened in the driving seat, the turntable is rotatably arranged in the driving slot, an eccentric vibration rod is installed on one side of the turntable, the eccentric vibration rod moves eccentrically in the driving seat to drive the mounting portion to vibrate between the support plates.

[0009] Preferably, a driving motor is further provided in the driving groove, the output shaft of the driving motor is connected to the center of the turntable, and a vibrating member is provided on the eccentric vibrating rod.

[0010] In this solution, limit plates are installed on both sides of the top of the mounting plate, and the limit plates and the mounting plate form a concave structure. The vibrating screen is installed on the top of the limit plates. A receiving cavity is provided between the bottom of the vibrating screen and the limit plates and the mounting plate. The receiving cavity is used for placing a receiving device to receive the screened pulp, so that impurities on the top of the vibrating screen are easy to clean.

[0011] In a further solution, a protective cover is provided on the outside of the driving seat, and transverse limiting sliding rods are provided on both horizontal sides of the protective cover. A sliding hole is opened on the support plate, and the transverse limiting sliding rod is arranged to slide back and forth in the sliding hole.

[0012] Furthermore, vertically arranged mounting holes are provided on both sides of the driving seat, and the protective cover is slidably connected to the mounting holes.

[0013] As a preferred solution, transverse springs and longitudinal springs are evenly arranged between the driving seat and the protective sleeve.

[0014] The beneficial effects achieved by the utility model using the above structure are as follows:

[0015] 1. The vibrating screen and mounting part provided by this solution are not only convenient for placing receiving equipment to receive the screened pulp, but also easy to clean impurities on the top of the vibrating screen. The eccentric drive assembly is used to provide vibration drive, which has a simple and practical structure and reduces the cost of the equipment.

[0016] 2. Through the setting of the protective cover, the driving seat, the transverse spring and the longitudinal spring, it can play a certain protective role while vibrating and reduce the loss of equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic diagram of the overall structure of a pulp vibrating screen provided in this solution;

[0018] Figure 2 A schematic diagram of a pulp vibrating screen provided by the present invention from another angle;

[0019] Figure 3 for Figure 1 main view.

[0020] The meanings of the numbers in the accompanying drawings are as follows:

[0021] 1. Bottom plate, 2. Support plate, 3. Vibrating screen, 4. Mounting part, 5. Eccentric drive assembly, 6. Protective cover;

[0022] 31. Limiting plate, 32. Material receiving cavity;

[0023] 41. driving seat, 42. mounting plate, 43. driving slot;

[0024] 51. turntable, 52. eccentric vibration rod, 53. vibration member, 54. motor;

[0025] 61. lateral limit slide bar, 62. slide hole, 63. lateral spring, 64. longitudinal spring. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0027] Example 1

[0028] Please refer to Figure 1-3 As shown, this embodiment provides a pulp vibrating screen, including a bottom plate 1 and a support plate 2 vertically mounted on the bottom plate 1. This solution also includes a vibrating screen 3, a mounting portion 4 for mounting the vibrating screen 3, and an eccentric drive assembly 5 for connecting the mounting portion 4 and the support plate 2.

[0029] Combination Figure 1 and Figure 2 As shown, the mounting portion 4 includes a driving seat 41 and a mounting plate 42. The driving seat 41 is movably arranged between the support plates 2 on both sides. The eccentric driving assembly 5 includes a turntable 51. A driving slot 43 is opened in the driving seat 41. The turntable 51 is rotatably arranged in the driving slot 43. An eccentric vibration rod 52 is installed on one side of the turntable 51. The eccentric vibration rod 52 moves eccentrically in the driving seat 41 to drive the mounting portion 4 to vibrate about the support plates 2.

[0030] like Figure 1 As shown, limit plates 31 are installed on both sides of the top of the mounting plate 42, and the limit plates 31 and the mounting plate 42 form a concave structure. The vibrating screen 3 is installed on the top of the limit plates 31, and a receiving cavity 32 is provided between the bottom of the vibrating screen 3 and the limit plates 31 and the mounting plate 42. The receiving cavity 32 is used for placing a receiving device for receiving the screened pulp, so that impurities on the top of the vibrating screen 3 are easy to clean.

[0031] In a further solution, combined Figure 2 As shown, a driving motor is also provided in the driving slot 43 , the output shaft of the driving motor is connected to the center of the rotating disk 51 , and a vibrating member 53 is provided on the eccentric vibrating rod 52 .

[0032] refer to Figure 3 As shown, a protective cover 6 is disposed outside the driving seat 41 , and transverse limiting slide bars 61 are disposed on both horizontal sides of the protective cover 6 . A slide hole 62 is opened on the support plate 2 , and the transverse limiting slide bar 61 is arranged to slide back and forth in the slide hole 62 .

[0033] Furthermore, vertically arranged mounting holes are provided on both sides of the driving seat 41, and the protective cover 6 is slidably connected to the mounting holes. A transverse spring 63 and a longitudinal spring 64 are evenly arranged between the driving seat 41 and the protective cover 6.

[0034] When using the utility model, the eccentric drive assembly 5 is used to provide vibration drive, the motor output shaft drives the turntable 51 to rotate, the turntable 51 drives the eccentric vibration rod 52 to eccentrically move, and the eccentric vibration rod 52 is provided with a vibrating member 53, which plays a vibration function on the structure during the rotation process to achieve the vibration effect of the vibration screen 3. The vibration screen 3 and the mounting part 4 provided by the present solution are not only convenient for placing the receiving equipment, but also convenient for cleaning the impurities on the top of the vibration screen 3. The structure is simple and practical, reducing the cost of the equipment.

[0035] Through the arrangement of the protective cover 6 and the driving seat 41, as well as the transverse spring 63 and the longitudinal spring 64, a certain protective effect is played during vibration, thereby reducing the loss of the equipment.

[0036] It should be noted that although the embodiments of the utility model have been shown and described, for ordinary technicians in this field, without departing from the inventive purpose of the utility model, structural methods and embodiments similar to the technical scheme without creative design should all fall within the scope of protection of the utility model.

Claims

1. A pulp vibrating screen, comprising a bottom plate and a support plate vertically mounted on the bottom plate, characterized in that: Also included is a vibrating screen, a mounting portion for mounting the vibrating screen, and an eccentric drive assembly for connecting the mounting portion and a support plate; The mounting portion includes a driving seat and a mounting plate, the driving seat is movably arranged between the support plates on both sides, the eccentric driving assembly includes a turntable, a driving slot is opened in the driving seat, the turntable is rotatably arranged in the driving slot, an eccentric vibration rod is installed on one side of the turntable, the eccentric vibration rod moves eccentrically in the driving seat to drive the mounting portion to vibrate between the support plates, thereby driving the vibrating screen to vibrate.

2. A pulp vibrating screen according to claim 1, characterized in that: Limiting plates are installed on both sides of the top of the mounting plate. The limiting plates and the mounting plate form a concave structure. The vibrating screen is installed on the top of the limiting plates. A material receiving cavity is provided between the bottom of the vibrating screen and the limiting plates and the mounting plate.

3. A pulp vibrating screen according to claim 2, characterized in that: A protective cover is disposed on the outside of the driving seat, and transverse limiting sliding bars are disposed on both horizontal sides of the protective cover. A sliding hole is opened on the support plate, and the transverse limiting sliding bar is arranged to slide back and forth in the sliding hole.

4. A pulp vibrating screen according to claim 3, characterized in that: Vertically arranged mounting holes are provided on both sides of the driving seat, and the protective cover is slidably connected to the mounting holes.

5. A pulp vibrating screen according to claim 3, characterized in that: Transverse springs and longitudinal springs are evenly arranged between the driving seat and the protective sleeve.

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