CN212975857U

CN212975857U - Screen mesh with adjustable mesh size

Info

Publication number: CN212975857U
Application number: CN202021346569.0U
Authority: CN
Inventors: 夏磊
Original assignee: Zhongke Xinyang Jiangsu Biotechnology Co Ltd
Current assignee: Zhongke Xinyang Jiangsu Biotechnology Co Ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-04-16
Anticipated expiration: 2030-07-10

Abstract

The application discloses screen cloth of adjustable sieve mesh size, including the sieve, a plurality of square sieve meshes of having arranged on the sieve, the sieve rotates and is connected with the drive block, the sieve sliding connection has horizontal pole and vertical pole respectively, the slip direction of horizontal pole with the slip direction of vertical pole is perpendicular, the one end of horizontal pole with the one end of vertical pole supports respectively the drive block, the drive block drives the horizontal pole with the vertical pole is close to in step or keeps away from the rotation center of drive block. Through drive block drive horizontal pole and vertical pole for sieve synchronous motion, the horizontal pole drives first baffle motion, and the vertical pole drives the motion of second baffle, at the in-process of adjustment sieve mesh size, can keep the shape of sieve mesh to be the square all the time, guarantees to divide the sieve effect.

Description

Screen mesh with adjustable mesh size

Technical Field

The utility model relates to a fishery field, concretely relates to powder processing field especially relates to a screen cloth of adjustable sieve mesh size.

Background

During fishery cultivation, powder such as feed additives and water treatment agents is needed, and during powder manufacturing, raw materials need to be ground and sieved to ensure that the raw materials can be fully mixed. The sieve mesh of the screen cloth of the screening mechanism is generally fixed, and the size of the sieve mesh can be adjusted partially, so that the processing requirements can be met by adjusting the size of the sieve mesh when different processing requirements are met.

The actuating mechanism of current sieve mesh adjusting device all is one-way drive, and also drive one or a set of baffle toward a direction motion, at the sieve mesh adjustment in-process, the shape of sieve mesh can constantly change, the shape of unable fixed sieve mesh, and then the influence divides the sieve effect.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned deficiencies or inadequacies of the prior art, it would be desirable to provide an adjustable mesh size screen that is capable of securing the shape of the mesh.

On the first hand, the utility model discloses a screen cloth of adjustable sieve mesh size, including the sieve, a plurality of square sieve meshes have been arranged to the sieve, the sieve rotates and is connected with the drive block, the sieve is connected with horizontal pole and vertical pole respectively in a sliding way, the slip direction of horizontal pole is perpendicular with the slip direction of vertical pole, the one end of horizontal pole and the one end of vertical pole support respectively the drive block, the drive block drives horizontal pole and vertical pole synchronous be close to or keep away from the center of rotation of drive block, the sieve is fixedly connected with first fixed block and second fixed block respectively, first fixed block is located the side that the horizontal pole kept away from the drive block, fixedly connected with first spring between first fixed block and the horizontal pole, the second fixed block is located the side that the vertical pole kept away from the drive block, fixedly connected with the second spring between second fixed block and the vertical pole, the screen mesh is characterized in that a plurality of first baffles are fixedly connected to one side, facing the screen mesh, of the transverse rod at intervals, the first baffles are perpendicular to the transverse rod, a plurality of second baffles are fixedly connected to one side, facing the screen mesh, of the longitudinal rod at intervals, the second baffles are perpendicular to the longitudinal rod, and the driving block drives the first baffles and the second baffles to synchronously act so as to enable each screen mesh to be synchronously reduced or enlarged.

According to the technical scheme that this application embodiment provided, through drive block drive horizontal pole and vertical pole for sieve synchronous motion, the horizontal pole drives first baffle motion, and the vertical pole drives the motion of second baffle, and at the in-process of adjustment sieve mesh size, the shape that can keep the sieve mesh is the square all the time, guarantees to divide the sieve effect.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

fig. 1 is a schematic structural diagram of a screen with adjustable screen mesh size according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a screen with adjustable mesh size according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a sieve plate of a sieve mesh with adjustable sieve pore size according to an embodiment of the present invention.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1 to 3, the screen mesh with adjustable mesh size of the present invention includes a screen plate 10, a plurality of square mesh 17 is arranged on the screen plate 10, the screen plate 10 is rotatably connected with a driving block 20, the screen plate 10 is respectively slidably connected with a cross rod 30 and a longitudinal rod 40, the sliding direction of the cross rod 30 is perpendicular to the sliding direction of the longitudinal rod 40, one end of the cross rod 30 and one end of the longitudinal rod 40 respectively abut against the driving block 20, the driving block 20 drives the cross rod 30 and the longitudinal rod 40 to synchronously approach or keep away from the rotation center of the driving block 20, the screen plate 10 is respectively and fixedly connected with a first fixed block 11 and a second fixed block 12, the first fixed block 11 is located at one side of the cross rod 30 away from the driving block 20, a first spring 13 is fixedly connected between the first fixed block 11 and the cross rod 30, the second fixed block 12 is located at one side of the longitudinal rod 40 away from the driving block 20, the side of the cross rod 30 facing the sieve holes 17 is fixedly connected with a plurality of first baffle plates 31 at intervals, the first baffle plates 31 are perpendicular to the cross rod 30, the side of the longitudinal rod 40 facing the sieve holes 17 is fixedly connected with a plurality of second baffle plates 41 at intervals, the second baffle plates 41 are perpendicular to the longitudinal rod 40, and the driving block 20 drives the first baffle plates 31 and the second baffle plates 32 to synchronously move so as to synchronously reduce or enlarge each sieve hole 17.

The utility model discloses an in the embodiment, the sieve is used for connecting the drive block, horizontal pole and vertical pole, set up the square sieve mesh on the sieve, fixed first baffle on the horizontal pole, fixed second baffle on the vertical pole, the rotation center that drive block drive horizontal pole and vertical pole were close to or were kept away from the drive block in step, make first baffle and second baffle can shelter from the different areas of sieve mesh, play the effect that changes the sieve mesh size, and at the in-process that changes the sieve mesh size, because horizontal pole and vertical pole are synchronous motion, first baffle and second baffle can the synchronization action, make the sieve mesh can keep the shape of square all the time, the branch sieve effect has been guaranteed.

The sieve plate is respectively connected with a cross rod and a longitudinal rod in a sliding manner, the cross rod slides along the length direction of the cross rod, the longitudinal rod slides along the length direction of the longitudinal rod, and the sliding direction of the cross rod is perpendicular to that of the longitudinal rod, namely the cross rod is perpendicular to the longitudinal rod. The sieve is fixedly connected with a first fixing block and a second fixing block, a first spring is fixedly connected between the first fixing block and the cross rod, the first spring enables one end of the first fixing block to be tightly attached to the driving block, a second spring is fixedly connected between the second fixing block and the cross rod, the second spring enables one end of the second fixing block to be tightly attached to the driving block, and reliability of the driving mechanism can be guaranteed.

First baffle and second baffle are located the both sides that a sieve mesh is adjacent respectively, and under the drive of drive block, first baffle and second baffle can the equal distance of motion for the sieve mesh for when changing the sieve mesh size, can guarantee that the sieve mesh remains the shape of square throughout.

Further, the width of the gap between any two adjacent sieve holes 17 is equal, the gap between any two adjacent first baffle plates 31 is equal, the gap between any two adjacent second baffle plates 41 is equal, the width of the gap between two adjacent sieve holes 17 is greater than the width of the first baffle plates 31, and the width of the gap between two adjacent sieve holes 17 is greater than the width of the second baffle plates 41.

The utility model discloses an in the embodiment, can guarantee when initial position, first baffle and second baffle do not cover the sieve mesh, and the sieve mesh is in the biggest state this moment, avoids influencing the control range of sieve mesh size because sheltering from of first baffle and second baffle.

Further, the sieve plate 10 is provided with a first sliding chute 15, and the cross bar 30 is fixedly connected with a first sliding block which slides in the first sliding chute 15.

The utility model discloses an in the embodiment, through the sliding connection of first slider and first spout, realize the sliding connection of horizontal pole and sieve, improved horizontal pole and sieve sliding connection's reliability, also can restrict the horizontal pole and for the slip direction of sieve, improved the reliability of screen cloth.

Further, the sieve plate 10 is provided with a second sliding chute 16, and the longitudinal rod 40 is fixedly connected with a second sliding block which slides in the second sliding chute 16.

The utility model discloses an in the embodiment, through the sliding connection of second slider with the second spout, realize the sliding connection of vertical pole and sieve, improved vertical pole and sieve sliding connection's reliability, also can restrict the slip direction of vertical pole for the sieve, improved the reliability of screen cloth.

Further, the driving block 20 includes a first cam 21 and a second cam 22 fixedly connected to each other, the first cam 21 and the second cam 22 are both elliptical cams, a long axis of the first cam 21 is perpendicular to a long axis of the second cam 22, the first cam 21 abuts against one end of the cross bar 30, and the second cam 22 abuts against one end of the longitudinal bar 40.

The utility model discloses an in the embodiment, the shape of first cam and second cam is the same, and the size of first cam and second cam equals, and at the initial stage, when the sieve mesh is the biggest, the major axis of first cam is parallel with the horizontal pole, and the major axis of second cam is parallel with the vertical pole, and first cam supports the one end of horizontal pole, and the one end of vertical pole is supported to the second cam. The first cam and the second cam are fixedly connected, so that the first cam and the second cam can synchronously rotate. First cam and second cam are the oval cam, when the area of sieve mesh is reduced to needs, rotate the drive block for the certain angle in initial position is deviated to the drive block, and under the effect of first spring, first cam is hugged closely to the horizontal pole, and under the effect of second spring, the second cam is hugged closely to the vertical pole, and horizontal pole and vertical pole move to the drive block rotation center in step, in order to reduce the sieve mesh area, change the sieve mesh size. The long axis of the first cam is perpendicular to that of the second cam, so that the transverse rods and the longitudinal rods which are perpendicular to each other can act synchronously, and the shape of the sieve holes is guaranteed to be square all the time.

Further, the screen plate device further comprises a motor, the driving block 20 is rotatably connected with the screen plate 10 through a rotating shaft 23, and the motor drives the rotating shaft 23 to rotate.

The utility model discloses an in the embodiment, pivot and drive block fixed connection, the motor drive pivot is rotated, drives the drive block and rotates, and then drives horizontal pole and vertical pole synchronization action, simple structure, reliability.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. The screen mesh with the adjustable mesh size is characterized by comprising a screen plate, wherein a plurality of square mesh holes are distributed on the screen plate, the screen plate is rotatably connected with a driving block, the screen plate is respectively and slidably connected with a transverse rod and a longitudinal rod, the sliding direction of the transverse rod is perpendicular to that of the longitudinal rod, one end of the transverse rod and one end of the longitudinal rod are respectively propped against the driving block, the driving block drives the transverse rod and the longitudinal rod to be synchronously close to or far away from the rotating center of the driving block, the screen plate is respectively and fixedly connected with a first fixing block and a second fixing block, the first fixing block is positioned on one side of the transverse rod far away from the driving block, a first spring is fixedly connected between the first fixing block and the transverse rod, the second fixing block is positioned on one side of the longitudinal rod far away from the driving block, and a second spring is fixedly connected between the second fixing block and the, the screen mesh is characterized in that a plurality of first baffles are fixedly connected to one side, facing the screen mesh, of the transverse rod at intervals, the first baffles are perpendicular to the transverse rod, a plurality of second baffles are fixedly connected to one side, facing the screen mesh, of the longitudinal rod at intervals, the second baffles are perpendicular to the longitudinal rod, and the driving block drives the first baffles and the second baffles to synchronously act so as to enable each screen mesh to be synchronously reduced or enlarged.

2. The screen panel with adjustable screen holes as recited in claim 1, wherein the width of the gap between any two adjacent screen holes is equal, the gap between any two adjacent first baffle plates is equal, the gap between any two adjacent second baffle plates is equal, the width of the gap between two adjacent screen holes is greater than the width of the first baffle plates, and the width of the gap between two adjacent screen holes is greater than the width of the second baffle plates.

3. The screen panel as claimed in claim 1, wherein said screen panel is provided with a first sliding groove, said cross bar is fixedly connected with a first sliding block, and said first sliding block slides in said first sliding groove.

4. The screen panel as claimed in claim 1, wherein said screen panel is provided with a second sliding slot, and said longitudinal rod is fixedly connected with a second sliding block, and said second sliding block slides in said second sliding slot.

5. The screen panel as claimed in claim 1, wherein said driving block comprises a first cam and a second cam fixedly connected to each other, said first cam and said second cam are both elliptical cams, the major axis of said first cam is perpendicular to the major axis of said second cam, said first cam abuts against one end of said cross bar, and said second cam abuts against one end of said longitudinal bar.

6. The screen panel as claimed in claim 1, further comprising a motor, wherein said driving block is rotatably connected to said screen panel via a shaft, and said motor drives said shaft to rotate.