CN113399253B - Double-deck screening mechanism for construction - Google Patents

Double-deck screening mechanism for construction Download PDF

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Publication number
CN113399253B
CN113399253B CN202110675123.5A CN202110675123A CN113399253B CN 113399253 B CN113399253 B CN 113399253B CN 202110675123 A CN202110675123 A CN 202110675123A CN 113399253 B CN113399253 B CN 113399253B
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CN
China
Prior art keywords
screening box
screening
opening
box
linear movement
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CN202110675123.5A
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Chinese (zh)
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CN113399253A (en
Inventor
康望才
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Hunan Hankun Industrial Co Ltd
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Hunan Hankun Industrial Co Ltd
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Priority to CN202110675123.5A priority Critical patent/CN113399253B/en
Publication of CN113399253A publication Critical patent/CN113399253A/en
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Publication of CN113399253B publication Critical patent/CN113399253B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • B07B1/286—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens with excentric shafts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • B07B1/30—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro within their own plane in or approximately in or transverse to the direction of conveyance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B2201/00—Details applicable to machines for screening using sieves or gratings
    • B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens

Abstract

The invention discloses a double-layer screening mechanism for building construction, which comprises a frame body, a reciprocating driving assembly and a screening body, wherein the screening body comprises a movable frame, a first screening box, a second screening box, a containing box, a first opening and closing turning plate, a second opening and closing turning plate, a third opening and closing turning plate, a linkage assembly and a linear movement driving assembly; the support body with the workstation is connected, remove the frame and remove the installation in on the support body, reciprocating drive assembly install in on the support body and with it is connected to remove the frame, reciprocating drive assembly drive remove the frame for support body reciprocating motion. The automatic screening machine is novel in structural design, convenient to use, capable of achieving automatic screening of building materials and high in screening efficiency.

Description

Double-deck screening mechanism for construction
Technical Field
The invention belongs to the technical field of screening equipment, and particularly relates to a double-layer screening mechanism for building construction.
Background
With the continuous development of the building field, the screening efficiency of building materials is continuously improved, such as sand screening, soil screening containing stones and the like are realized, the screening is also realized manually traditionally, the labor intensity of workers is high, the labor cost is high, and the efficiency is low.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a double-layer screening mechanism for building construction.
In order to achieve the purpose, the invention provides a double-layer screening mechanism for building construction, which comprises a frame body, a reciprocating driving assembly and a screening body, wherein the screening body comprises a movable frame, a first screening box, a second screening box, a containing box, a first opening and closing turning plate, a second opening and closing turning plate, a third opening and closing turning plate, a linkage assembly and a linear movement driving assembly, and the linear movement driving assembly comprises a first linear movement driving piece, a second linear movement driving piece and a third linear movement driving piece; the frame body is connected with the workbench, the moving frame is movably mounted on the frame body, the reciprocating driving assembly is mounted on the frame body and connected with the moving frame, and the reciprocating driving assembly drives the moving frame to reciprocate relative to the frame body;
the upper part of the first screening box is of an open structure, one side of the first screening box is of an open structure, and the bottom of the first screening box is provided with a plurality of first screen holes; the upper part of the second screening box is of an open structure, one side surface of the second screening box is of an open structure, and the bottom of the second screening box is provided with a plurality of second screen holes; the upper part of the containing box is of an opening structure, and one side surface of the containing box is of an opening structure; the aperture of the first sieve pore is larger than that of the second sieve pore; the movable frame, the first screening box, the second screening box and the containing box are sequentially distributed in a stacked manner from top to bottom; the upper part of the opposite side surface of the opening of the first screening box is rotatably connected with the movable frame; the lower part of the side surface of the opening of the first screening box is rotationally connected with the upper part of the opposite side surface of the opening of the second screening box; the lower part of the side surface of the opening of the second screening box is rotatably connected with the upper part of the opposite side surface of the opening of the containing box;
the linkage assembly and the linear movement driving assembly are respectively positioned on two side surfaces of the moving frame, the moving frame is connected with the first screening box through the first linear movement driving piece, the first screening box is connected with the second screening box through the second linear movement driving piece, and the second screening box is connected with the storage box through the third linear movement driving piece;
the linkage assembly comprises a driving gear, a transition gear, a belt pulley assembly and a rotating shaft; the number of the driving gears, the number of the transition gears, the number of the belt pulley assemblies and the number of the rotating shafts are three; a first driving gear is arranged on the moving frame; a first transition gear is rotatably arranged at one corner of the side surface of the first screening box, and a second driving gear is arranged at the opposite corner of the side surface; a second transition gear is rotatably arranged at one corner of the side surface of the second screening box, and a third driving gear is arranged at the opposite corner of the side surface; a third transition gear is rotatably arranged at one corner of the side surface of the containing box; the first opening and closing turning plate is arranged on the side face of the opening of the first screening box and is in rotary connection with the first screening box through a first rotary shaft, the second opening and closing turning plate is arranged on the side face of the opening of the second screening box and is in rotary connection with the second screening box through a second rotary shaft; the third opening turning plate is arranged on the side face of the opening of the containing box and is in rotary connection with the containing box through a third rotating shaft;
the first belt pulley assembly comprises a first transmission belt and two first pulleys, the two first pulleys are connected through the first transmission belt, the first pulley is connected with a first transition gear, and a first rotating shaft penetrates through an inner hole of a second driving gear and then is connected with a second first pulley; the second belt pulley component comprises a second transmission belt and two second belt pulleys, the two second belt pulleys are connected through the second transmission belt, the first second belt pulley is connected with a second transition gear, and a second rotating shaft penetrates through an inner hole of a third driving gear and then is connected with the second belt pulley; the third belt pulley assembly comprises a third transmission belt and two third belt pulleys, the two third belt pulleys are connected through the third transmission belt, the first third belt pulley is connected with a third transition gear, and a third rotating shaft is connected with a second third belt pulley.
Further, the reciprocating driving assembly comprises a main motor, a driving wheel and an eccentric shaft, a guide rail is arranged on the moving frame, a guide groove matched with the guide rail is formed in the frame body, an ear plate is connected to the moving frame, a waist circular hole is formed in the ear plate, the main motor is installed on the frame body, the driving wheel is installed on an output shaft of the main motor, the eccentric shaft is eccentrically connected with the driving wheel, and the eccentric shaft is inserted into the waist circular hole.
When the building construction process is carried out, building materials to be screened are placed on the movable frame and directly fall into the first screening box, the reciprocating driving assembly drives the movable frame to reciprocate relative to the frame body, so that the screening body is driven to move back and forth, the screening body is screened, the screened materials fall into the containing box to be collected after the first screening box and the second screening box are screened for two times, and after the containing box reaches the collection amount, the third linear movement driving piece extends, the side face of the opening of the containing box is opened, and the screened materials are poured out. Simultaneously realized that first screening case, second screening case and containing box can rotate alone to pour impurity and the material of screening out respectively, it is nimble convenient to use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a perspective view of the assembled moving frame, reciprocating drive assembly and screening body of the present invention.
Fig. 3 is a perspective view of fig. 2 rotated by a certain angle.
Fig. 4 is a perspective view of the first opening and closing flap, the first rotating shaft and the second first belt wheel of the present invention assembled together.
Detailed Description
The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
It is to be understood that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used in the generic and descriptive sense only and not for purposes of limitation, as the term is used in the generic and descriptive sense, and not for purposes of limitation, unless otherwise specified or implied, and the specific reference to a device or element is intended to be a reference to a particular element, structure, or component. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 4, the double-deck screening mechanism for building construction provided by the present embodiment includes a frame body 20, a reciprocating driving component 210, and a screening body, where the screening body includes a moving frame 201, a first screening box 202, a second screening box 203, a containing box 207, a first opening/closing turning plate 211, a second opening/closing turning plate 209, a third opening/closing turning plate 208, a linkage component, and a linear movement driving component, and the linear movement driving component includes a first linear movement driving component 204, a second linear movement driving component 205, and a third linear movement driving component 206; the frame body 20 is connected to the working table 1, the moving frame 201 is movably mounted on the frame body 20, the reciprocating driving assembly 210 is mounted on the frame body 20 and connected to the moving frame 210, and the reciprocating driving assembly 210 drives the moving frame 210 to reciprocate relative to the frame body 20.
The upper part of the first screening box 202 is of an open structure, one side of the first screening box 202 is of an open structure, and the bottom of the first screening box 202 is provided with a plurality of first screen holes; the upper part of the second screening box 203 is of an open structure, one side of the second screening box 203 is of an open structure, and the bottom of the second screening box 203 is provided with a plurality of second screen holes; the upper part of the containing box 207 is of an open structure, and one side of the containing box 207 is of an open structure; the aperture of the first sieve pore is larger than that of the second sieve pore; the moving frame 201, the first screening box 202, the second screening box 203 and the containing box 207 are sequentially distributed in a stacking manner from top to bottom; the upper part of the opposite side surface of the opening of the first screening box 202 is rotatably connected with the movable frame 201; the lower part of the side surface of the opening of the first screening box 202 is rotationally connected with the upper part of the opposite side surface of the opening of the second screening box 203; the lower side of the opening side of the second screening box 203 is rotatably connected to the upper side of the opposite side of the opening side of the storage box 207.
The linkage assembly and the linear motion driving assembly are respectively located on two side faces of the moving frame 201, the moving frame 201 is connected with the first screening box 202 through the first linear motion driving piece 204, the first screening box 202 is connected with the second screening box 203 through the second linear motion driving piece 205, and the second screening box 203 is connected with the containing box 207 through the third linear motion driving piece 206.
The linkage assembly comprises a driving gear, a transition gear, a belt pulley assembly and a rotating shaft; the number of the driving gears, the number of the transition gears, the number of the belt pulley assemblies and the number of the rotating shafts are three; a first driving gear 2120 is mounted on the moving frame 201; a first transition gear 2021 is rotatably installed at one corner of the side surface of the first screening box 202, and a second driving gear 2124 is installed at the opposite corner of the side surface; a second transition gear 2126 is rotatably mounted at one corner of the side surface of the second screening box 202, and a third driving gear 2129 is mounted at the opposite corner of the side surface; a third transition gear 2131 is rotatably installed at one corner of the side surface of the storage box 207; the first opening and closing turning plate 211 is arranged on the side surface of the opening of the first screening box 202, the first opening and closing turning plate 211 is rotatably connected with the first screening box 202 through a first rotating shaft 2135, the second opening and closing turning plate 209 is arranged on the side surface of the opening of the second screening box 203, and the second opening and closing turning plate 209 is rotatably connected with the second screening box 203 through a second rotating shaft; the third opening and closing flap 208 is arranged on the side of the opening of the storage box 207, and the third opening and closing flap 208 is rotatably connected with the storage box 207 through a third rotating shaft.
The first belt pulley assembly comprises a first transmission belt 2123 and two first pulleys 2122, the two first pulleys 2122 are connected by the first transmission belt 2123, wherein the first pulley 2122 is connected with a first transition gear 2121, and a first rotating shaft 2135 passes through an inner hole of a second driving gear 2124 and is connected with the second first pulley 2122; the second belt pulley assembly comprises a second transmission belt 2128 and two second pulleys 2127, the two second pulleys 2127 are connected by the second transmission belt 2128, wherein the first second pulley 2127 is connected with a second transition gear 2126, and the second rotating shaft passes through the inner hole of the third driving gear 2129 and is connected with the second pulley 2127; the third belt pulley assembly comprises a third belt 2133 and two third belt pulleys 2132, wherein the two third belt pulleys 2132 are connected through the third belt 2133, wherein the first third belt pulley 2133 is connected with a third transition gear 2131, and the third rotating shaft is connected with the second third belt pulley 2132. In the present embodiment, the first linear motion actuator 204, the second linear motion actuator 205, and the third linear motion actuator 206 are linear motion devices such as conventional oil cylinders, air cylinders, electric push rods, and the like.
When the screening mechanism 2 of the present embodiment is operated, the building materials to be screened, such as sand, soil containing stones, etc., are placed on the moving frame 201 and directly fall into the first screening box 202, at this time, the reciprocating driving assembly 210 drives the moving frame 201 to reciprocate relative to the frame body 20, thereby driving the screening body to move back and forth, realizing screening by the screening body, after two times of screening by the first screening box 202 and the second screening box 203, the screened material falls into the receiving box 207 for collection, when the receiving box 207 reaches the collection amount, the third linear motion driving member 206 extends, therefore, the third linear moving driving piece 206 drives the containing box 207 to rotate downwards relative to the second screening box 203, and the linkage assembly synchronously moves to drive the third opening turning plate 208 to rotate relative to the containing box 207 in the process that the containing box 207 rotates downwards, so that the opening side surface of the containing box 207 is opened, and screened materials are poured out; when the third linear moving driving member 206 is retracted, the storage box 207 rotates upward, and the linkage assembly synchronously drives the third opening turning plate 208 to rotate relative to the storage box 207 and close the opening side of the storage box 207. Wherein containing box 207 rotates the in-process for second screening case 203 for, and the specific work of linkage subassembly is as: the third driving gear 2129 is fixed relative to the second screening box 203 and does not rotate, and in the rotation process of the storage box 207, when the third transition gear 2131 rotates along the outer edge of the third driving gear 2129, the third filtering gear 2131 rotates relative to the storage box 207, the third transition gear 2131 drives the third rotating shaft to rotate through the third belt pulley assembly, and the third rotating shaft rotates to drive the third opening/closing flap 208 to rotate relative to the storage box 207, so that when the storage box 207 rotates relative to the second screening box 203, the third opening/closing flap 208 synchronously opens the opening side of the storage box 207 or closes the opening side of the storage box 207. When the embodiment is used for screening sand, sand falls in the containing box 207, and stones are positioned in the first screening box 202 and the second screening box 203; when the soil containing stones is screened, the soil falls into the containing box 207, and the stones are positioned in the first screening box 202 and the second screening box 203; the method can be used for screening different building materials, and is wide in application range and economical in use.
Similarly, when the impurities screened in the first screening box 202 need to be poured out, the first linear moving driving element 204 drives the first screening box 202 to rotate relative to the moving frame 201, in the rotation process of the first screening box 202, the first driving gear 2120 is fixed relative to the moving frame 201 and does not rotate, and when the first transition gear 2121 rotates along the outer edge of the first driving gear 2120, the first filtering gear 2121 rotates relative to the first screening box 202, the first belt pulley assembly drives the first rotating shaft 2135 to rotate, the first rotating shaft 2135 rotates to drive the first opening and closing turning plate 211 to rotate relative to the first screening box 202, and therefore the first opening and closing turning plate 211 synchronously follows to open the side surface of the opening of the first screening box 202 or close the side surface of the opening of the first screening box 202.
When the impurities screened in the second screening box 203 need to be poured out, the second linear moving driving part 205 drives the second screening box 203 to rotate relative to the first screening box 202, in the rotation process of the second screening box 203, the second driving gear 2124 is fixed relative to the first screening box 202 and does not rotate, and when the second transition gear 2126 rotates along the outer edge of the second driving gear 2124, the second filtering gear 2126 rotates relative to the second screening box 203, the second rotating shaft is driven to rotate by the second belt pulley assembly, the second rotating shaft rotates to drive the second opening and closing turning plate 209 to rotate relative to the second screening box 203, so that the second opening and closing turning plate 209 synchronously opens the side surface of the opening of the second screening box 203 or closes the side surface of the opening of the second screening box 203.
This embodiment has realized the rotation alone of first screening case 202, second screening case 203 and containing box 207 under linkage subassembly and rectilinear movement drive assembly effect, and it is nimble convenient to use.
In this embodiment, preferably, the reciprocating driving assembly 210 includes a main motor 2101, a driving wheel 2102 and an eccentric shaft 2103, a guide rail is disposed on the moving frame 210, a guide slot matched with the guide rail is disposed on the frame body 20, an ear plate 2010 is connected to the moving frame 201, a circular waist hole is disposed on the ear plate 2010, the main motor 2101 is mounted on the frame body 20, the driving wheel 2102 is mounted on an output shaft of the main motor 2101, the eccentric shaft 2103 is eccentrically connected to the driving wheel 2102, and the eccentric shaft 2103 is inserted into the circular waist hole. The main motor 2101 starts to drive the driving wheel 2102 to rotate, the driving wheel 2102 rotates to drive the eccentric shaft 2103 to perform eccentric motion, and the moving frame 201 is driven to move back and forth relative to the frame body 20 under the action of the eccentric shaft 2103 and the waist-round hole.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (2)

1. A double-layer screening mechanism for building construction is characterized by comprising a frame body, a reciprocating driving assembly and a screening body, wherein the screening body comprises a movable frame, a first screening box, a second screening box, a containing box, a first opening and closing turning plate, a second opening and closing turning plate, a third opening and closing turning plate, a linkage assembly and a linear movement driving assembly, and the linear movement driving assembly comprises a first linear movement driving piece, a second linear movement driving piece and a third linear movement driving piece; the frame body is connected with the workbench, the moving frame is movably mounted on the frame body, the reciprocating driving assembly is mounted on the frame body and connected with the moving frame, and the reciprocating driving assembly drives the moving frame to reciprocate relative to the frame body;
the upper part of the first screening box is of an open structure, one side of the first screening box is of an open structure, and the bottom of the first screening box is provided with a plurality of first screen holes; the upper part of the second screening box is of an open structure, one side of the second screening box is of an open structure, and the bottom of the second screening box is provided with a plurality of second screen holes; the upper part of the containing box is of an opening structure, and one side surface of the containing box is of an opening structure; the aperture of the first sieve pore is larger than that of the second sieve pore; the movable frame, the first screening box, the second screening box and the containing box are sequentially distributed in a stacked manner from top to bottom; the upper part of the opposite side surface of the opening of the first screening box is rotatably connected with the movable frame; the lower part of the side surface of the opening of the first screening box is rotationally connected with the upper part of the opposite side surface of the opening of the second screening box; the lower part of the side surface of the opening of the second screening box is rotatably connected with the upper part of the opposite side surface of the opening of the containing box;
the linkage assembly and the linear movement driving assembly are respectively positioned on two side surfaces of the moving frame, the moving frame is connected with the first screening box through the first linear movement driving piece, the first screening box is connected with the second screening box through the second linear movement driving piece, and the second screening box is connected with the storage box through the third linear movement driving piece;
the linkage assembly comprises a driving gear, a transition gear, a belt pulley assembly and a rotating shaft; the number of the driving gear, the number of the transition gear, the number of the belt pulley assemblies and the number of the rotating shafts are three; a first driving gear is arranged on the moving frame; a first transition gear is rotatably arranged at one corner of the side surface of the first screening box, and a second driving gear is arranged at the opposite corner of the side surface; a second transition gear is rotatably arranged at one corner of the side surface of the second screening box, and a third driving gear is arranged at the opposite corner of the side surface; a third transition gear is rotatably arranged at one corner of the side surface of the containing box; the first opening and closing turning plate is arranged on the side face of the opening of the first screening box and is in rotary connection with the first screening box through a first rotary shaft, the second opening and closing turning plate is arranged on the side face of the opening of the second screening box and is in rotary connection with the second screening box through a second rotary shaft; the third opening turning plate is arranged on the side face of the opening of the containing box and is in rotary connection with the containing box through a third rotating shaft;
the first belt pulley assembly comprises a first transmission belt and two first pulleys, the two first pulleys are connected through the first transmission belt, the first pulley is connected with a first transition gear, and a first rotating shaft penetrates through an inner hole of a second driving gear and then is connected with a second first pulley; the second belt pulley component comprises a second transmission belt and two second belt pulleys, the two second belt pulleys are connected through the second transmission belt, the first second belt pulley is connected with a second transition gear, and a second rotating shaft penetrates through an inner hole of a third driving gear and then is connected with the second belt pulley; the third belt pulley assembly comprises a third transmission belt and two third belt pulleys, the two third belt pulleys are connected through the third transmission belt, the first third belt pulley is connected with a third transition gear, and a third rotating shaft is connected with a second third belt pulley.
2. The double-deck screening mechanism for building construction according to claim 1, wherein the reciprocating driving assembly comprises a main motor, a driving wheel, and an eccentric shaft, the moving frame is provided with a guide rail, the frame body is provided with a guide groove matched with the guide rail, the moving frame is connected with an ear plate, the ear plate is provided with a waist circular hole, the main motor is installed on the frame body, the driving wheel is installed on an output shaft of the main motor, the eccentric shaft is eccentrically connected with the driving wheel, and the eccentric shaft is inserted into the waist circular hole.
CN202110675123.5A 2021-06-17 2021-06-17 Double-deck screening mechanism for construction Active CN113399253B (en)

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CN113399253B true CN113399253B (en) 2022-05-31

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