CN215695687U - Gas locking and discharging device for vibrating screen box - Google Patents

Abstract

The utility model relates to a gas locking and discharging device of a vibrating screen box, which comprises a turning plate mechanism and a turning plate driving device, wherein the turning plate mechanism comprises a turning plate arranged at the lower part of the screen box, the upper end of the turning plate is fixedly connected with a rotating shaft, the rotating shaft is rotatably connected with the screen box so that the turning plate can turn over in the screen box, the turning plate driving device is arranged at least one side outside the screen box and is fixedly connected with the rotating shaft, the turning plate driving device is used for driving the rotating shaft to rotate so as to turn over the turning plate up and down, and one side edge part of the turning plate is abutted against the bottom end of the screen box when the turning plate is respectively positioned at the extreme positions of turning up and down so as to form a closed space inside the screen box. The utility model has the advantages of simple structure, low cost and low failure rate.

Description

Gas locking and discharging device for vibrating screen box

Technical Field

The utility model relates to the technical field of building construction waste sorting equipment, in particular to a vibrating screen box air-locking and discharging device.

Background

The construction waste refers to construction waste generated by human or natural reasons in engineering, and comprises waste residue soil, waste soil, silt, waste materials and the like. Most of the wastes in the construction wastes can be reused as renewable resources after being sorted, removed or crushed, so that the construction wastes need to be sorted by using sorting equipment. At the present stage, equipment for sorting the construction waste with high precision through the comprehensive action of vibration and wind power appears on the market. The prior art is shown in fig. 6, an external blower sends wind into a lower air cavity of a sieve box a through an air inlet c, materials entering a sieve plate b through a feeding port fall into the bottom of the sieve box a under the dual action of wind power and vibration, fine particles with diameters smaller than sieve meshes of the sieve plate b fall into a bottom of the sieve box a, the fine particles at the bottom of the sieve box a slide to a front end fine particle material discharging chute e gradually from a tail end under the driving of a vibrating mechanism d (the vibrating direction is shown by an arrow), the fine particles enter a single-shaft bidirectional screw conveyor g after passing through the discharging chute e and a flexible connecting piece f, the fine particles are collected in the middle of the screw conveyor g and then fall into a star-shaped ash discharge valve h, and the fine particles are discharged while locking the gas in the sieve box a through the continuous rotation of the star-shaped ash discharge valve h.

Among the above-mentioned prior art, sieve case a is inside not to have row material motion actuating mechanism, and in order to carry fine particle material and locking the gaseous intracavity, need additionally purchase and install unipolar two-way screw conveyer g and star type unloading valve h, equipment investment is big, and occupation space is big, and installation and maintenance cost is high, and needs additionally to increase ejection of compact chute e, increases equipment height, leads to the high improvement of factory building, increases a large amount of civil engineering costs.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an air-locking and discharging device for a vibrating screen box, which aims to solve the defects in the prior art, and the technical problem to be solved by the utility model is realized by the following technical scheme.

The utility model provides a shale shaker case lock gas discharge device, includes turns over board mechanism and turns over board drive arrangement, turn over board mechanism including installing in the board that turns over of sieve incasement lower part, the upper end and the pivot fixed connection that turn over the board, the pivot is rotated with the sieve case and is connected so that turn over the board and can overturn at the sieve incasement, turn over board drive arrangement set up in sieve incasement outside at least one side and with pivot fixed connection, be used for driving the pivot through turning over board drive arrangement and rotate so that turn over the board and overturn from top to bottom, turn over its one side portion and the bottom looks butt of sieve case so that when being in the extreme position of upset from top to bottom respectively so that sieve incasement portion forms confined space.

Preferably, the left side edge and the right side edge of the turning plate are respectively provided with a rubber plate.

Preferably, the left side edge and the right side edge of the turning plate are respectively provided with a fixing plate, and the rubber plate is arranged between the side edge of the turning plate and the fixing plate.

Preferably, a bearing with a seat is fixedly installed on the screen box, and the rotating shaft penetrates through the bearing with the seat.

Preferably, the middle part of the upper end of the turning plate is provided with a sleeve fixedly connected with the turning plate, and the rotating shaft penetrates through the sleeve and is fixedly connected with the turning plate.

Preferably, the screen box is internally and fixedly provided with a mounting frame, the end part of the mounting frame is fixedly provided with a plurality of bearing sleeves matched with the rotating shaft, bearings are arranged in the bearing sleeves, and the rotating shaft is arranged in the bearings and is used for rotatably connecting the turning plate with the mounting frame.

Preferably, the flap driving device comprises an air cylinder fixedly installed outside the screen box, the end of an output rod of the air cylinder is rotatably connected with a connecting rod, and the other end of the connecting rod is fixedly connected with the end of the rotating shaft.

Preferably, the flap driving device comprises an air cylinder support fixedly installed outside the screen box, and the air cylinder is installed on the air cylinder support.

Preferably, a Y-shaped support is fixedly mounted at the end part of an output rod of the air cylinder, and the other end of the Y-shaped support is rotatably connected with the connecting rod.

Preferably, the number of the flap driving devices is two, and the two flap driving devices are symmetrically arranged outside the screen box and connected with two ends of the rotating shaft.

The air-locking discharge device comprises a screen box, a turnover plate, a screen box driving device, a turnover plate driving device and a screen box reversing driving device, wherein the turnover plate is arranged at the lower part of the screen box, the turnover plate is driven by the turnover plate driving device to rotate anticlockwise to a limit position when the screen box works, the left side edge of the turnover plate is abutted against the bottom end of the screen box, a relatively closed space is formed inside the screen box, fine particles fall to the bottom of the screen box from a screen plate of the screen box and gradually move to the inner side of the left side edge of the turnover plate under the vibration of the screen box, the turnover driving device drives the turnover plate to rapidly and clockwise turn to the other limit position after the screen box works for a period of time, the right side edge of the turnover plate is abutted against the bottom end of the screen box, the screen box is in a relatively sealed state, and the fine particles below the turnover plate gradually move to a discharge port and are discharged out of the screen box under the vibration of the screen box.

According to the air locking and discharging device for the vibrating screen box, an air cylinder driving mode is adopted, only a small amount of compressed air is needed to drive the air cylinder to drive the plate turnover mechanism to turn over, compared with the prior art, the structure is simpler, the manufacturing cost is low, the power consumption is reduced, the occupied external space is small, the civil engineering cost is reduced, the plate turnover mechanism is of a mechanical structure, the failure rate of the plate turnover mechanism is low, the air cylinder driving device is more convenient to maintain, and the maintenance cost is reduced; the device has the advantages of simple structure, low cost and low failure rate.

Drawings

FIG. 1 is a schematic structural view of a use state of the present invention;

FIG. 2 is a schematic structural view of a panel turnover mechanism and a screen box according to the present invention;

FIG. 3 is an enlarged view of part A of FIG. 2;

FIG. 4 is a schematic structural view of the present invention;

FIG. 5 is a schematic structural view of the flap driving device according to the present invention;

FIG. 6 is a schematic structural diagram of a prior art gas-lock discharge device;

the reference numbers in the drawings are, in order: 1. the screen box, 2, sieve, 3, air intake, 4, panel turnover mechanism, 41, turn over the board, 42, sleeve, 43, rubber slab, 44, fixed plate, 45, mounting bracket, 46, bearing housing, 47, pivot, 48, rolling bearing, 5, turn over board drive arrangement, 51, cylinder, 52, cylinder support, 53, Y type support, 54, connecting rod, 55, round pin axle, 6, observation access panel, 7, discharge gate.

Detailed Description

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 invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Example 1:

referring to fig. 1 to 4, the improvement of a vibrating screen box air-lock discharge device is as follows: the screen box turnover mechanism comprises a turnover plate mechanism 4 and a turnover plate driving device 5, wherein the turnover plate mechanism 4 comprises a turnover plate 41 arranged at the lower part of a screen box 1, the upper end of the turnover plate 41 is fixedly connected with a rotating shaft 47, the rotating shaft 47 is rotatably connected with the screen box 1 so that the turnover plate 41 can be turned inside the screen box 1, the turnover plate driving device 5 is arranged at least one side outside the screen box 1 and is fixedly connected with the rotating shaft 47, the turnover plate driving device 5 is used for driving the rotating shaft 47 to rotate so that the turnover plate 41 can be turned up and down, and one side edge part of the turnover plate 41 is abutted against the bottom end of the screen box 1 when the turnover plate 41 is respectively located at the limit position of turning up and down so that a closed space is formed inside the screen box 1.

In the embodiment, the air locking and discharging device belongs to a part of the screening equipment, the turning plate 41 is arranged at the lower part of the screen box 1, when the screening equipment works, the turning plate 41 rotates anticlockwise to the limit position under the driving of the turning plate driving device 5, the left side part of the sieve box is abutted against the bottom end of the sieve box 1, so that a relatively closed space is formed inside the sieve box 1, fine particles are sieved from the sieve plate 2 of the sieve box 1 to the bottom of the sieve box 1, and gradually moves to the inner side of the left side edge part of the turning plate 41 under the vibration of the screen box 1, after the screening equipment works for a period of time, the turnover driving device 5 drives the turning plate 41 to rapidly turn clockwise to the other limit position, the right side part of the turning plate 41 is abutted with the bottom of the screen box 1, so that the screen box 1 is in a relatively sealed state, the fine particles under the flap 41 are gradually moved to the discharge opening 7 and discharged out of the sieve box under the vibration of the sieve box 1.

The utility model provides a pair of shale shaker case lock gas discharge device turns over 41 upsets through turning over 5 drives of board drive arrangement, can accomplish the function that the lock gas was arranged the material, compares in prior art that the structure is simpler, low in manufacturing cost, power consumption also reduces, occupies that exterior space is little, reduce the civil engineering cost, turns over board mechanism 4 and is mechanical structure, and the fault rate of itself is low, has reduced the maintenance cost, has simple structure, with low costs, the low beneficial effect of fault rate.

Further, the plate turnover mechanism 4 is installed at a position of the sieve box 1, which is close to the discharge hole 7.

Furthermore, the lower part of the sieve box 1 is provided with an observation and maintenance window 6 corresponding to the position of the plate turnover mechanism 4. When the air locking and discharging device breaks down or carries out regular inspection on the air locking and discharging device, the observation and inspection window 6 can be opened to inspect the state of the air locking and discharging device or maintain the air locking and discharging device, so that the maintenance is simpler, and the maintenance cost of the equipment is reduced.

Further, a belt seat bearing 48 is fixedly installed on the screen box 1, and the rotating shaft 47 penetrates through the belt seat bearing 48. The rotating shaft 47 is connected with the bearing with a seat 48 in a matching way to realize the rotating connection with the screen box 1.

Further, a sleeve 42 fixedly connected with the turning plate 41 is arranged in the middle of the upper end of the turning plate 41, and the rotating shaft 47 penetrates through the sleeve 42 and is fixedly connected with the turning plate 41.

Further, the turning plate 41 is fixedly connected with the rotating shaft 47 through bolts.

Further, the sleeve 42 is welded to the flap 41.

Further, a mounting rack 45 is fixedly mounted in the sieve box 1, a plurality of bearing sleeves 46 matched with the rotating shaft 47 are fixedly mounted at the end of the mounting rack 45, a bearing is mounted in each bearing sleeve 46, and the rotating shaft 47 is mounted in the bearing and is connected with the turning plate 41 and the mounting rack 45 in a rotating manner.

Further, one end of the mounting frame 45 is welded and fixed to the inner wall of the screen box 4.

Further, the bearing sleeve 46 and the mounting bracket 45 are welded and fixed.

Example 2:

as shown in fig. 3 in addition to embodiment 1, rubber plates 43 are attached to the left and right side edges of the flap 41.

Further, fixing plates 44 are respectively installed on the left side edge and the right side edge of the turning plate 41, and the rubber plate 43 is installed between the side edge of the turning plate 41 and the fixing plates 44.

Further, the fixed plate 44 is fixedly connected with the turning plate 41 through bolts, and the rubber plate 43 is connected with the turning plate 41 more firmly due to the arrangement of the fixed plate 44.

In this embodiment, the rubber sheet 43 is arranged so that the contact between the side edge of the turning plate 41 and the bottom of the sieve box 1 is changed from rigid contact to flexible contact, so that on one hand, the damage to the turning plate 41 caused by collision with the bottom of the sieve box 1 in the turning process can be reduced, and on the other hand, the sealing effect inside the sieve plate 1 can be enhanced, so that the screening effect of the material is better.

Further, the flap 41 is shaped like "", and includes a transverse portion located in the middle, and left and right side portions located on the left and right sides, respectively.

Furthermore, the middle part of the transverse part is bent upwards, and obtuse angles are formed between the left side part and the transverse part and between the right side part and the transverse part.

Example 3:

on the basis of embodiment 1 or 2, referring to fig. 5, the flap driving device 5 includes a cylinder 51 fixedly installed outside the screen box 1, an end of an output rod of the cylinder 51 is rotatably connected with a connecting rod 54, and the other end of the connecting rod 54 is fixedly connected with an end of the rotating shaft 47.

Further, the flap driving device 5 includes a cylinder bracket 52 fixedly installed outside the screen box 1, and the cylinder 51 is installed on the cylinder bracket 52.

Further, the cylinder bracket 52 is welded to the outside of the sieve box 1.

Further, a Y-shaped bracket 53 is fixedly mounted at an end of an output rod of the air cylinder 51, and the other end of the Y-shaped bracket 53 is rotatably connected with the connecting rod 54.

Furthermore, one end of the Y-shaped support 53 is provided with an internal thread portion, the output end of the air cylinder 51 is provided with an external thread portion, and the Y-shaped support 53 is fixedly connected with the output end of the air cylinder 51 through the matching connection of the internal thread portion and the external thread portion.

Furthermore, one end of the Y-shaped support 53 is provided with a pin 55, and the connecting rod 54 passes through the pin 55 to be rotatably connected with the Y-shaped support 53.

In this embodiment, when the screening apparatus does not work, the turning plate 41 is wholly in a horizontal angle under the action of gravity, and the left and right side edges are in a balanced state and are not in contact with the bottom of the screen box 1; when the screening device starts to work, the output end of the air cylinder 51 extends outwards, the connecting rod 54 is pushed to rotate through the Y-shaped bracket 53 and the pin shaft 55, the connecting rod 54 drives the rotating shaft 47 to rotate anticlockwise, thereby driving the turning plate 41 to rotate anticlockwise, the left side part of the turning plate 41 is abutted against the bottom end of the sieve box 1, the interior of the sieve box 1 is sealed, the fine particle materials are sieved from the sieve plate 2 of the sieve box 1 to the bottom of the sieve box 1, and gradually moves to the inner side of the left side edge part of the turning plate 41 under the vibration of the screen box 1, after the screening equipment works for a period of time, the output rod of the air cylinder 51 contracts, the connecting rod 54 drives the rotating shaft 47 to rotate clockwise, the left side edge of the turning plate 41 is lifted instantaneously, meanwhile, the right side edge of the turning plate 41 is abutted against the bottom end of the screen box 1, the inside of the screen box 1 is sealed, and fine particles on the lower portion of the turning plate 41 gradually move to the discharge port 7 under the vibration of the screen box 1 and are discharged out of the screen box.

The embodiment adopts the cylinder drive mode, only needs a small amount of compressed air can drive the cylinder and drive 4 upsets of panel turnover mechanism, realizes the function of lock gas row material, simple structure, with low costs.

Example 4:

on the basis of any one of the above embodiments, the number of the flap driving devices 5 is two, and the two flap driving devices 5 are symmetrically installed outside the screen box 1 and connected with two ends of the rotating shaft 47.

In this embodiment, the two sides of the plate turnover mechanism 4 are both provided with the plate turnover driving devices 5, so that the response sensitivity of the plate turnover mechanism 4 is higher, the movement is more stable, and the driving effect is better.

It should be noted that the above detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise. Furthermore, it will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in other sequences than those illustrated or otherwise described herein.

Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements explicitly listed, but may include other steps or elements not explicitly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may also be oriented in other different ways, such as by rotating it 90 degrees or at other orientations, and the spatially relative descriptors used herein interpreted accordingly.

In the foregoing detailed description, reference is made to the accompanying drawings, which form a part hereof. In the drawings, like numerals typically identify like components, unless context dictates otherwise. The illustrated embodiments described in the detailed description, drawings, and claims are not meant to be limiting. Other embodiments may be utilized, and other changes may be made, without departing from the spirit or scope of the subject matter presented here.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a shale shaker case lock gas discharge device which characterized in that: the sieve box turnover mechanism comprises a turnover plate mechanism (4) and a turnover plate driving device (5), wherein the turnover plate mechanism (4) comprises a turnover plate (41) installed on the lower portion of a sieve box (1), the upper end of the turnover plate (41) is fixedly connected with a rotating shaft (47), the rotating shaft (47) is rotatably connected with the sieve box (1) so that the turnover plate (41) can turn over in the sieve box (1), the turnover plate driving device (5) is arranged on at least one side of the outer portion of the sieve box (1) and is fixedly connected with the rotating shaft (47), the rotating shaft (47) is driven to rotate through the turnover plate driving device (5) so that the turnover plate (41) turns over up and down, and one side edge portion of the turnover plate (41) is abutted against the bottom end of the sieve box (1) when the turnover plate (41) is located at the limit position of turning up and down respectively so that a closed space is formed inside the sieve box (1).

2. The gas-locking and discharging device of the vibrating screen box as claimed in claim 1, wherein: the left side part and the right side part of the turning plate (41) are respectively provided with a rubber plate (43).

3. The gas-locking and discharging device of the vibrating screen box as claimed in claim 2, wherein: fixing plates (44) are respectively installed on the left side edge and the right side edge of the turning plate (41), and the rubber plate (43) is installed between the side edge of the turning plate (41) and the fixing plates (44).

4. The gas-locking and discharging device of the vibrating screen box as claimed in claim 1, wherein: the screen box (1) is fixedly provided with a bearing with a seat (48), and the rotating shaft (47) penetrates through the bearing with the seat (48).

5. The gas-locking and discharging device of the vibrating screen box as claimed in claim 1, wherein: the middle part of the upper end of the turning plate (41) is provided with a sleeve (42) fixedly connected with the turning plate, and the rotating shaft (47) penetrates through the sleeve (42) and is fixedly connected with the turning plate (41).

6. The gas-locking and discharging device of the vibrating screen box as claimed in claim 1, wherein: fixed mounting has mounting bracket (45) in sieve case (1), the tip fixed mounting of mounting bracket (45) have a plurality of with pivot (47) assorted bearing housing (46), install the bearing in bearing housing (46), pivot (47) install in the bearing will turn over board (41) with mounting bracket (45) rotate and are connected.

7. The gas-locking and discharging device of the vibrating screen box as claimed in claim 1, wherein: the turning plate driving device (5) comprises an air cylinder (51) fixedly installed outside the screen box (1), the end part of an output rod of the air cylinder (51) is rotatably connected with a connecting rod (54), and the other end of the connecting rod (54) is fixedly connected with the end part of the rotating shaft (47).

8. The gas-lock discharge device for the vibrating screen box as claimed in claim 7, wherein: the flap driving device (5) comprises an air cylinder support (52) fixedly mounted on the outer portion of the screen box (1), and the air cylinder (51) is mounted on the air cylinder support (52).

9. The gas-lock discharge device for the vibrating screen box as claimed in claim 7, wherein: and a Y-shaped support (53) is fixedly mounted at the end part of an output rod of the air cylinder (51), and the other end of the Y-shaped support (53) is rotatably connected with the connecting rod (54).

10. A shaker box airlock discharge apparatus as claimed in any one of claims 1 to 9, wherein: the screen box is characterized in that the number of the turning plate driving devices (5) is two, and the two turning plate driving devices (5) are symmetrically arranged outside the screen box (1) and connected with two ends of the rotating shaft (47).

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