Vibration cleaning sieve capable of conducting grading screening

Abstract

The utility model provides a vibration cleaning sieve capable of grading screening, which comprises a vibration base and a grading mechanism, the inner side surface of the vibration base is in sliding connection with a screen cloth vibration arm, the top surface of the screen cloth vibration arm is fixedly connected with a screen cloth shell, the inner side surface of the screen cloth shell is provided with the grading mechanism, and the grading mechanism is arranged on the inner side surface of the screen cloth shell. According to the vibration cleaning sieve capable of conducting grading screening, through the arrangement of the grading mechanism, in the using process, due to the fact that the aperture of the screening groove can be switched at any time, flexible adjustment can be conducted according to the characteristics of materials and the screening requirement, screening of various particle sizes is achieved, and the vibration cleaning sieve is suitable for materials of different particle sizes; the grading sieve plate is adjusted in a mechanical rotating mode, operation is easy and convenient, complex operation procedures are not needed, operation efficiency and convenience are improved, and the grading and screening effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field related to vibration cleaning screens, in particular to a vibration cleaning screen capable of graded screening. Background Art

[0002] Vibrating cleaning screen is a kind of equipment commonly used in solid-liquid separation and screening process. It is mainly used to clean and separate impurities in granular materials or liquids. Its working principle is to separate granular materials into particles of different sizes through the vibrating screen, and remove impurities and solid waste from the materials at the same time. When started, the vibration force generated will be transmitted to the screen box and the screen, so that the material will have relative movement on the screen, thereby realizing the separation of impurities and particles. Vibrating cleaning screen is widely used in metallurgy, chemical industry, building materials, mining and other industries. It can be used to screen materials in different fields such as coal, ore, sand and gravel, cement, granular materials, etc. It has the characteristics of high screening efficiency, simple operation and convenient maintenance. In the process of use, the particle size requirements of materials may be different in different industrial production processes. In some occasions, materials need to be graded according to different particle sizes to meet the needs of production technology, so a vibrating cleaning screen with graded screening is particularly needed.

[0003] However, most of the existing vibrating cleaning screens can usually only screen out materials with a fixed particle size during use, and it is difficult to flexibly adjust the screening particle size, which limits its scope of application and may generate a large amount of waste or impurities, resulting in a waste of resources. Utility Model Content

[0004] The purpose of the utility model is to provide a vibrating cleaning screen capable of graded screening, so as to solve the problem that the existing vibrating cleaning screen proposed in the above-mentioned background technology can usually only screen out materials of a fixed particle size during use, and it is difficult to flexibly adjust the screening particle size, which limits its scope of application and may generate a large amount of waste or impurities, resulting in a waste of resources.

[0005] To achieve the above-mentioned purpose, the utility model provides a vibrating cleaning screen capable of graded screening, comprising a vibrating base and a grading mechanism, the inner surface of the vibrating base being slidably connected to a screen arm, the top surface of the screen arm being fixedly connected to a screen shell, the inner surface of the screen shell being provided with a grading mechanism, and the outer surface of the screen shell being provided with a switching mechanism.

[0006] Preferably, the grading mechanism includes a baffle plate, a supporting shaft, a meshing gear, a limit baffle plate, a grading screen plate and a screening slot, the inner surface of the screen shell is fixedly connected with the baffle plate, the inner surface of the screen shell is rotatably connected with the supporting shaft, the outer surface of the supporting shaft is fixedly connected with the meshing gear, the outer surface of the supporting shaft is fixedly connected with the limit baffle plate, the inner surface of the limit baffle plate is fixedly connected with the grading screen plate, and the outer surface of the grading screen plate is provided with a screening slot.

[0007] Preferably, the supporting shafts are equidistantly distributed and two of them form a group, and the meshing gears on each group of the supporting shafts mesh with each other.

[0008] Preferably, the number of the grading screen plates on each supporting shaft is four and they are distributed in a ring shape, and the aperture size of the screening slots on each grading screen plate on the supporting shaft decreases sequentially.

[0009] Preferably, the switching mechanism includes a rotating handwheel, a connecting shaft, a driving bevel gear, a driven bevel gear and a shaft support frame, the outer surface of the screen housing is rotatably connected to the rotating handwheel, one end of the rotating handwheel is fixedly connected to the connecting shaft, the outer surface of the connecting shaft is fixedly connected to the driving bevel gear, the outer surface of the driving bevel gear is meshed with the driven bevel gear, and the outer surface of the connecting shaft is rotatably connected to the shaft support frame.

[0010] Preferably, the connecting shaft is rotatably connected to the inner surface of the screen housing, and the active bevel gears are equidistantly distributed on the outer surface of the connecting shaft.

[0011] Preferably, the driven bevel gear is fixedly connected to the supporting rotating shaft, and the rotating shaft support frame is rotatably connected to the supporting rotating shaft.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: the vibrating cleaning screen capable of graded screening, through the setting of the grading mechanism, can be flexibly adjusted according to the characteristics of the material and the screening requirements during use, because the aperture of the screening slot can be switched at any time, so as to achieve screening of various particle sizes, and is suitable for materials of different particle sizes. The grading screen plate is adjusted by mechanical rotation, and the operation is simple and convenient, without the need for complicated operating procedures, thereby improving the operating efficiency and convenience and achieving the effect of graded screening. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a side view schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a side view schematic diagram of the internal structure of the utility model;

[0015] Figure 3This is a schematic diagram of the structure of the grading screen plate and the screening tank cooperating with each other in the utility model;

[0016] Figure 4 This is a schematic diagram of the structure of the support shaft and the connecting shaft cooperating with each other in the utility model;

[0017] Figure 5 This is a schematic diagram of the structure of the active bevel gear and the driven bevel gear cooperating with each other in the utility model;

[0018] Figure 6 This is a schematic diagram of the structure in which the supporting shaft and the shaft supporting frame cooperate with each other in the utility model.

[0019] In the figure: 1. Vibrating base; 2. Screen vibration arm; 3. Screen housing; 4. Grading mechanism; 401. Shielding plate; 402. Supporting shaft; 403. Meshing gear; 404. Limit baffle; 405. Grading screen plate; 406. Screening slot; 5. Switching mechanism; 501. Rotating hand wheel; 502. Connecting shaft; 503. Driving bevel gear; 504. Driven bevel gear; 505. Shaft support frame. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the implementation regulations described are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-6 The utility model provides a vibrating cleaning screen capable of graded screening: it comprises a vibrating base 1 and a grading mechanism 4, the inner surface of the vibrating base 1 is slidably connected with a screen vibration arm 2, the top surface of the screen vibration arm 2 is fixedly connected with a screen shell 3, the inner surface of the screen shell 3 is provided with a grading mechanism 4, the outer surface of the screen shell 3 is provided with a switching mechanism 5, the vibrating base 1 provides vibration which is transmitted to the top screen shell 3 through the screen vibration arm 2 for screening and cleaning.

[0022] Furthermore, the grading mechanism 4 includes a baffle plate 401, a supporting shaft 402, a meshing gear 403, a limiting baffle plate 404, a grading sieve plate 405 and a screening slot 406. The inner surface of the screen housing 3 is fixedly connected with the baffle plate 401, the inner surface of the screen housing 3 is rotatably connected with the supporting shaft 402, the outer surface of the supporting shaft 402 is fixedly connected with the meshing gear 403, the outer surface of the supporting shaft 402 is fixedly connected with the limiting baffle plate 404, the inner surface of the limiting baffle plate 404 is fixedly connected with the grading sieve plate 405, and the outer surface of the grading sieve plate 405 is provided with a screening slot 406. Through the arrangement of the baffle plate 401, the supporting shaft 402, the meshing gear 403, the limiting baffle plate 404, the grading sieve plate 405 and the screening slot 406, during use, the baffle plate 401 The unused part of the grading screen plate 405 is covered, and the meshing gears 403 on each group of the supporting shafts 402 are meshed with each other by rotating the supporting shafts 402, and both ends of the supporting shafts 402 are rotatably connected, so that the supporting shafts 402 on both sides can be driven by the gears to rotate and turn in opposite directions, and drive the limit baffles 404 and the grading screen plates 405 on their surfaces to rotate, and a circle of grading screen plates 405 are annularly distributed on the supporting shaft 402. When the grading screen plates 405 are aligned, each two groups of grading screen plates 405 are combined into a complete screen plate, and the grading screen plates 405 are provided with screening slots 406 for grading, and the apertures of the screening slots 406 on each grading screen plate 405 are different. The apertures of the screening slots 406 on the screen plates are different by rotating and switching the combination, and the size of the screen mesh of the screen plates is changed, thereby achieving the effect of graded screening.

[0023] Furthermore, the supporting shafts 402 are equidistantly distributed and two are in a group. The meshing gears 403 on each group of supporting shafts 402 mesh with each other. Each two groups of graded screen plates 405 are combined into a complete screen plate. The apertures of the screening slots 406 on the screen plates are different by rotating and switching the combined combination, thereby changing the size of the screen mesh of the screen plates.

[0024] Furthermore, the number of grading screen plates 405 on each supporting shaft 402 is four and they are distributed in a ring shape. The aperture size of the screening slots 406 on each grading screen plate 405 on the supporting shaft 402 decreases successively. By rotating and switching the combination, the aperture size of the screening slots 406 on the screen plate is different, and the size of the screen mesh of the screen plate is changed, thereby achieving a graded screening effect.

[0025] Furthermore, the switching mechanism 5 includes a rotating hand wheel 501, a connecting shaft 502, a driving bevel gear 503, a driven bevel gear 504 and a shaft support frame 505. The outer surface of the screen housing 3 is rotatably connected to the rotating hand wheel 501, one end of the rotating hand wheel 501 is fixedly connected to the connecting shaft 502, the outer surface of the connecting shaft 502 is fixedly connected to the driving bevel gear 503, the outer surface of the driving bevel gear 503 is meshed with the driven bevel gear 504, and the outer surface of the connecting shaft 502 is rotatably connected to the shaft support frame 505. By rotating the hand wheel 501, the connecting shaft 502, the driving bevel gear 503, the driven bevel gear 504 and the shaft support frame The setting of 505, during use, one end of the supporting shaft 402 is rotatably connected to the inner wall of the screen housing 3, and the other end is rotatably connected to the connecting shaft 502 through the shaft support frame 505, which does not affect the rotation of both sides while playing a supporting effect. By turning the handwheel 501, the connecting shaft 502 is driven to rotate, and the active bevel gear 503 on the connecting shaft 502 is meshed with the driven bevel gear 504 on the supporting shaft 402, which is used to drive the supporting shaft 402 to rotate and switch the grading screen plate 405. The setting of the bevel gear can decompose the direction of rotation, so that one connecting shaft 502 can drive multiple supporting shafts 402 to rotate, thereby achieving a switching effect.

[0026] Furthermore, the connecting shaft 502 is rotatably connected to the inner surface of the screen housing 3, and the active bevel gears 503 are equidistantly distributed on the outer surface of the connecting shaft 502. The setting of the bevel gears can decompose the direction of rotation, so that one connecting shaft 502 can drive multiple supporting shafts 402 to rotate.

[0027] Furthermore, the driven bevel gear 504 is fixedly connected to the supporting shaft 402, and the shaft support frame 505 is rotatably connected to the supporting shaft 402, which provides a supporting effect without affecting the rotation of both sides.

[0028] Working principle: A vibrating cleaning screen capable of graded screening, which rotates by turning the hand wheel 501 and drives the connecting shaft 502 to rotate, and the driving bevel gear 503 on the connecting shaft 502 meshes with the driven bevel gear 504 on the supporting shaft 402, which is used to drive the supporting shaft 402 to rotate and switch the graded screen plate 405. The setting of the bevel gear can decompose the direction of rotation, so that one connecting shaft 502 can drive multiple supporting shafts 402 to rotate, and by rotating the supporting shaft 402, the meshing gears 403 on each group of supporting shafts 402 mesh with each other. The limiting baffle 404 and the grading screen plate 405 on its surface are combined to rotate, and a circle of grading screen plates 405 are distributed in an annular manner on the supporting shaft 402. When the grading screen plates 405 are aligned, each two groups of grading screen plates 405 are combined into a complete screen plate, and the grading screen plates 405 are provided with screening grooves 406 for grading. The apertures of the screening grooves 406 on each grading screen plate 405 are different. The apertures of the screening grooves 406 on the screen plates are different by rotating and switching the combination, and the size of the screen mesh of the screen plates is changed, thereby completing a vibrating cleaning screen capable of graded screening.

[0029] 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 the implementation rules 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. A vibrating cleaning screen capable of graded screening, comprising a vibrating base (1) and a grading mechanism (4), characterized in that: The inner surface of the vibration base (1) is slidably connected to a screen vibration arm (2), the top surface of the screen vibration arm (2) is fixedly connected to a screen housing (3), the inner surface of the screen housing (3) is provided with a grading mechanism (4), and the outer surface of the screen housing (3) is provided with a switching mechanism (5); The grading mechanism (4) comprises a baffle plate (401), a supporting shaft (402), a meshing gear (403), a limit baffle plate (404), a grading screen plate (405) and a screening slot (406); the inner surface of the screen housing (3) is fixedly connected to the baffle plate (401); the inner surface of the screen housing (3) is rotatably connected to the supporting shaft (402); the outer surface of the supporting shaft (402) is fixedly connected to the meshing gear (403); the outer surface of the supporting shaft (402) is fixedly connected to the limit baffle plate (404); the inner surface of the limit baffle plate (404) is fixedly connected to the grading screen plate (405); and the outer surface of the grading screen plate (405) is provided with a screening slot (406).

2. A vibrating cleaning screen capable of graded screening according to claim 1, characterized in that: The supporting rotating shafts (402) are distributed at equal intervals and form a group of two, and the meshing gears (403) on each group of the supporting rotating shafts (402) mesh with each other.

3. A vibrating cleaning screen capable of graded screening according to claim 1, characterized in that: The number of the grading screen plates (405) on each supporting rotating shaft (402) is four and they are distributed in a ring shape, and the aperture size of the screening slots (406) on each grading screen plate (405) on the supporting rotating shaft (402) decreases sequentially.

4. A vibrating cleaning screen capable of graded screening according to claim 1, characterized in that: The switching mechanism (5) comprises a rotating hand wheel (501), a connecting rotating shaft (502), a driving bevel gear (503), a driven bevel gear (504) and a rotating shaft support frame (505); the outer surface of the screen housing (3) is rotatably connected to the rotating hand wheel (501); one end of the rotating hand wheel (501) is fixedly connected to the connecting rotating shaft (502); the outer surface of the connecting rotating shaft (502) is fixedly connected to the driving bevel gear (503); the outer surface of the driving bevel gear (503) is meshed with the driven bevel gear (504); and the outer surface of the connecting rotating shaft (502) is rotatably connected to the rotating shaft support frame (505).

5. A vibrating cleaning screen capable of graded screening according to claim 4, characterized in that: The connecting shaft (502) is rotatably connected to the inner surface of the screen housing (3), and the driving bevel gears (503) are equidistantly distributed on the outer surface of the connecting shaft (502).

6. A vibrating cleaning screen capable of graded screening according to claim 4, characterized in that: The driven bevel gear (504) is fixedly connected to the supporting rotating shaft (402), and the rotating shaft support frame (505) is rotatably connected to the supporting rotating shaft (402).

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