CN111871776A

CN111871776A - Swing type sand sieving device for building

Info

Publication number: CN111871776A
Application number: CN202010754376.7A
Authority: CN
Inventors: 孙勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2020-11-03

Abstract

The invention discloses a swing type sand screening device for a building, relates to the technical field of building equipment, and mainly aims to solve the problems that a screen is easy to agglomerate and is not beneficial to screening after raining; including a sieve sand section of thick bamboo and screen cloth, a sieve sand section of thick bamboo is installed on the mounting bracket, the cross-section of a sieve sand section of thick bamboo is calabash shape, a sieve sand section of thick bamboo surrounds with lower barrel by being curved last barrel and constitutes, the screen cloth rotates to be installed in lower barrel, install the crushing unit that is used for smashing caking sand in the sieve sand section of thick bamboo, crushing unit includes the pivot, elastic expansion subassembly and crushing roller, elastic expansion subassembly includes the fixed plate, fly leaf and first spring, be equipped with a sieve sand section of thick bamboo, screen cloth and crushing unit, elastic expansion subassembly's flexible end reciprocating motion, drive rack reciprocating motion through the third connecting rod, the rack passes through the reciprocal rotation of gear drive crushing roller, can fully smash the sand of caking, help improving sieve sand efficiency, drive the reciprocal swing of screen cloth simultaneously, screening efficiency has further.

Description

Swing type sand sieving device for building

Technical Field

The invention relates to the technical field of building equipment, in particular to a swing type sand screening device for a building.

Background

The building refers to an asset formed by artificial construction, belongs to the category of fixed assets, and comprises two categories of houses and buildings. A house is an engineered building for people to live, work, study, produce, manage, entertain, store goods, and perform other social activities. The difference from buildings is structures, which refer to engineering buildings other than houses, such as fences, roads, dams, wells, tunnels, water towers, bridges, chimneys, and the like.

Among the building engineering, need use the screening sand device, after raining, the sand is generally easy to be caked, can be unfavorable for the screening of sieve like this, and the problem of caking can't be solved to current screening sand device has reduced screening efficiency.

Disclosure of Invention

The invention aims to provide a swing type sand screening device for buildings, which solves the problems.

In order to achieve the purpose, the invention provides the following technical scheme:

a swing type sand sieving device for buildings comprises a sand sieving cylinder and a screen, wherein the sand sieving cylinder is arranged on a mounting frame, the cross section of the sand sieving cylinder is in a gourd shape, the sand sieving cylinder is formed by enclosing an upper cylinder body and a lower cylinder body which are both arc-shaped, the screen is rotatably arranged in the lower cylinder body, the length of the screen is the same as the diameter of an inner cavity of the lower cylinder body, the width of the screen is the same as the length of the inner cavity of the lower cylinder body, a crushing unit for crushing caked sand is arranged in the sand sieving cylinder, the crushing unit comprises a rotating shaft, an elastic telescopic component and a crushing roller, the rotating shaft is rotatably arranged in the upper cylinder body and positioned on the central line of the upper cylinder body, one end of the rotating shaft is rotatably connected with the end wall of the upper cylinder body, a first motor which is in driving connection with the rotating shaft is fixedly arranged on the end wall of the upper cylinder body, a first rotary disc is fixedly arranged on the, multiunit elastic stretching subassembly is installed to hoop equidistance in the pivot, and the hoop is installed on the first screen sand section of thick bamboo inner wall with elastic stretching subassembly's flexible end complex arc protruding, be equipped with rectangular frame between two sets of adjacent elastic stretching subassemblies, and equidistance interval rotates in the rectangular frame and installs many crushing rollers, and the one end of crushing roller extends to in rectangular frame's the lateral wall cavity, and the one end fixed mounting that the crushing roller is located rectangular frame's the lateral wall cavity has the gear, elastic stretching subassembly's flexible end articulates there is the third connecting rod, and the third connecting rod other end articulates there is the rack, and the rack extends to in rectangular frame's the lateral wall cavity and with gear engagement, rack and rectangular frame sliding connection.

On the basis of the technical scheme, the invention also provides the following optional technical scheme:

in one alternative: the bottom of the mounting frame is uniformly and symmetrically fixedly provided with rollers.

In one alternative: the top of the sand screening cylinder is provided with a feed hopper, the bottom of the sand screening cylinder is provided with a discharge hole, and the lower cylinder body is provided with a discharge door for discharging sand on the screen.

In one alternative: the elastic telescopic assembly comprises a fixed plate, a movable plate and a first spring, one end of the fixed plate is fixedly connected with the rotating shaft, the other end of the fixed plate movably penetrates into the movable plate, and the first spring is fixedly connected between one end of the movable plate, which is located in the fixed plate, and the fixed plate.

In one alternative: the other end of the movable plate is rotatably provided with a pulley, and the pulley is in contact fit with the surface of the arc-shaped bulge.

In one alternative: the sand screening cylinder is rotatably installed on the installation frame, a power mechanism for driving and connecting the sand screening cylinder is installed on the installation frame, the power mechanism comprises a second motor, a second rotary table and a second connecting rod, the second motor is fixedly installed on the installation frame, the second rotary table is fixedly installed on an output shaft of the second motor, the outer ring of the end face of the second rotary table is hinged to the second connecting rod, and the other end of the second connecting rod is hinged to the outer wall of the sand screening cylinder.

In one alternative: and a third motor is fixedly arranged below the screen mesh in the lower cylinder, a second spring is fixedly arranged on an output shaft of the third motor, and a vibration ball is fixedly arranged at the other end of the second spring.

Compared with the prior art, the invention has the following beneficial effects:

1. the sand screening machine is provided with a sand screening cylinder, a screen and a crushing unit, wherein the crushing unit comprises a rotating shaft, an elastic telescopic component and a crushing roller, the elastic telescopic component comprises a fixed plate, a movable plate and a first spring, a first motor drives the rotating shaft to rotate, the rotating shaft drives the elastic telescopic component to rotate, the telescopic end of the elastic telescopic component is matched with an arc-shaped bulge, so that the telescopic end of the elastic telescopic component reciprocates, a rack is driven to reciprocate by a third connecting rod, the rack drives the crushing roller to reciprocate by a gear, agglomerated sand can be fully crushed, the sand screening efficiency is improved, in addition, the arrangement of the fixed plate and the movable plate can divide an upper cylinder body into a plurality of areas, the quantity and the speed of the sand falling onto the screen are favorably controlled, the screening efficiency is prevented from being influenced by excessive accumulation of the sand on the screen, and the first rotary disc is, the first rotating disc drives the screen to swing in a reciprocating mode through the first connecting rod, and screening efficiency is further improved;

2. be equipped with power unit, power unit includes second motor, second carousel and second connecting rod, and the second motor drives the second carousel and rotates, and the second carousel drives a reciprocal swing of screening sand section of thick bamboo through the second connecting rod to further improve screening efficiency.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a sand screening cylinder in a first embodiment of the invention.

Fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

Notations for reference numerals: 1-mounting frame, 2-discharge hole, 3-lower cylinder, 4-second rotary table, 5-second motor, 6-second connecting rod, 7-screen, 8-upper cylinder, 9-arc protrusion, 10-rectangular frame, 11-gear, 12-crushing roller, 13-feed hopper, 14-pulley, 15-elastic telescopic component, 16-first rotary table, 17-rack, 18-third connecting rod, 19-first connecting rod, 20-discharge gate, 21-rotating shaft, 22-third motor, 23-second spring and 24-vibration ball.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.

Example 1

Referring to fig. 1-2, in the embodiment of the invention, a swing type sand sieving device for buildings comprises a sand sieving cylinder and a screen 7, wherein the sand sieving cylinder is installed on an installation frame 1, rollers are evenly and symmetrically and fixedly installed at the bottom of the installation frame 1 to facilitate movement of the device, a feed hopper 13 is arranged at the top of the sand sieving cylinder, a discharge port 2 is arranged at the bottom of the sand sieving cylinder, the cross section of the sand sieving cylinder is in a gourd shape, the sand sieving cylinder is formed by enclosing an upper cylinder 8 and a lower cylinder 3 which are both arc-shaped, the screen 7 is rotatably installed in the lower cylinder 3, a discharge door 20 for discharging sand on the screen 7 is arranged on the lower cylinder 3, in the embodiment, a support rod is fixed at the center of a circle of the lower cylinder 3, the screen 7 is sleeved on the support rod and is rotatably connected with the support rod, the length of the screen 7 is the same as the diameter of an inner cavity of the lower cylinder 3, the width of the screen is the same as the, the crushing unit comprises a rotating shaft 21, elastic telescopic assemblies 15 and crushing rollers 12, the rotating shaft 21 is rotatably installed in the upper barrel 8 and is positioned on the central line of the upper barrel 8, one end of the rotating shaft 21 is rotatably connected with the end wall of the upper barrel 8, a first motor for driving the rotating shaft 21 to be connected is fixedly installed on the end wall of the upper barrel 8, in the embodiment, the first motor is preferably installed on the end wall of the outer side of the upper barrel 8 through screws, a first rotating disc 16 is fixedly installed at the other end of the rotating shaft 21, a first connecting rod 19 is hinged to the outer ring of the end surface of the first rotating disc 16, the other end of the first connecting rod 19 is hinged to one side of the upper surface of the screen 7, a plurality of groups of elastic telescopic assemblies 15 are installed on the rotating shaft 21 at equal intervals in the circumferential direction, an arc-shaped bulge 9 matched with the telescopic end, one end of the fixed plate is fixedly connected with the rotating shaft 21, in this embodiment, the fixed plate is preferably fixed with the rotating shaft 21 by welding, the other end of the fixed plate movably penetrates into the movable plate, a first spring is fixedly connected between one end of the movable plate located in the fixed plate and the fixed plate, a pulley 14 is rotatably mounted at the other end of the movable plate, the pulley 14 is in surface contact fit with the arc-shaped protrusion 9, the friction force can be reduced by the pulley 14, a rectangular frame 10 is arranged between two adjacent groups of elastic telescopic assemblies, in this embodiment, the rectangular frame 10 is fixedly connected between the fixed plates of the two groups of elastic telescopic assemblies 15, a plurality of crushing rollers 12 are rotatably mounted in the rectangular frame 10 at equal intervals, in this embodiment, the crushing rollers 12 are preferably rotatably connected with the rectangular frame 10 by bearings, one end of the crushing roller 12 extends into a sidewall cavity of the rectangular frame 10, and, the flexible end of the elastic flexible assembly 15 is hinged with a third connecting rod 18, in this embodiment, the end of the movable plate close to the arc-shaped protrusion 9 is hinged with the third connecting rod 18, the other end of the third connecting rod 18 is hinged with a rack 17, the rack 17 extends into the cavity of the side wall of the rectangular frame 10 and is meshed with the gear 11, the rack 17 is connected with the rectangular frame 10 in a sliding manner, during operation, the first motor drives the rotating shaft 21 to rotate, the rotating shaft 21 drives the elastic flexible assembly 15 to rotate, and the flexible end of the elastic flexible assembly 15 is matched with the arc-shaped protrusion 9 to enable the flexible end of the elastic flexible assembly 15 to reciprocate, in this embodiment, the movable plate reciprocates, the movable plate drives the rack 17 to reciprocate through the third connecting rod 18, the rack 17 drives the crushing roller 12 to reciprocate through the gear 11, agglomerated sand can be fully crushed, and the sand screening efficiency can be improved, the upper cylinder body 8 can be divided into a plurality of areas, the quantity and the speed of sand falling on the screen 7 can be controlled, the situation that the screening efficiency is affected due to excessive sand accumulation on the screen 7 is avoided, the first rotary table 16 is driven to rotate when the rotating shaft 21 rotates, the first rotary table 16 drives the screen 7 to swing back and forth through the first connecting rod 19, and the screening efficiency is further improved;

further, a sieve sand section of thick bamboo rotates and installs on mounting bracket 1, installs the power unit that the drive was connected a sieve sand section of thick bamboo on mounting bracket 1, power unit includes second motor 5, second carousel 4 and second connecting rod 6, and second motor 5 fixed mounting has second carousel 4 on mounting bracket 1, and fixed mounting has second carousel 4 on the output shaft of

second motor

5, and 4 terminal surface outer lanes of second carousel articulate there is second connecting rod 6, and the 6 other ends of second connecting rod are articulated with sieve sand section of thick bamboo outer wall, and second motor 5 drives second carousel 4 and rotates, and second carousel 4 drives a sieve sand section of thick bamboo reciprocating swing through second connecting rod 6 to further improve screening efficiency.

Example 2

Referring to fig. 3, the embodiment of the present invention is different from embodiment 1 in that a third motor 22 is fixedly installed in the lower cylinder 3 below the screen 7, a second spring 23 is fixedly installed on an output shaft of the third motor 22, a vibration ball 24 is fixedly installed at the other end of the second spring 23, the third motor 22 drives the second spring 23 to rotate, the second spring 23 drives the vibration ball 24 to rotate, and the vibration ball 24 repeatedly strikes the screen 7 to vibrate the screen 7, which is helpful for the screen 7 to perform screening.

The working principle of the invention is as follows: in operation, the first motor drives the rotating shaft 21 to rotate, the rotating shaft 21 drives the elastic telescopic component 15 to rotate, the telescopic end of the elastic telescopic component 15 is matched with the arc-shaped protrusion 9, so that the telescopic end of the elastic telescopic component 15 reciprocates, in this embodiment, the movable plate reciprocates, the movable plate drives the rack 17 to reciprocate through the third connecting rod 18, the rack 17 drives the crushing roller 12 to reciprocate through the gear 11, caked sand can be fully crushed, and the sand screening efficiency can be improved, furthermore, the upper cylinder 8 can be divided into a plurality of areas through the arrangement of the fixed plate and the movable plate, the quantity and the speed of the sand falling on the screen 7 can be controlled, the phenomenon that the excessive sand is accumulated on the screen 7 to affect the screening efficiency is avoided, the rotating shaft 21 drives the first rotating disc 16 to rotate, the first rotating disc 16 drives the screen 7 to reciprocate through the first connecting rod 19, and the screening efficiency is further improved, second motor 5 drives second carousel 4 and rotates, and second carousel 4 drives the reciprocal swing of a sand screening section of thick bamboo through second connecting rod 6 to further improve screening efficiency, third motor 22 drives second spring 23 and rotates, and second spring 23 drives and shakes ball 24 and rotates, thereby it strikes screen cloth 7 vibration to beat ball 24 repeatedly screen cloth 7 makes, helps screen cloth 7 to screen.

The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. The swing type sand screening device for the building comprises a sand screening cylinder and a screen (7), wherein the sand screening cylinder is installed on an installation frame (1), and is characterized in that the cross section of the sand screening cylinder is in a gourd shape, the sand screening cylinder is formed by enclosing an upper cylinder body (8) and a lower cylinder body (3) which are both arc-shaped, the screen (7) is rotatably installed in the lower cylinder body (3), the length of the screen (7) is the same as the diameter of an inner cavity of the lower cylinder body (3), the width of the screen is the same as the length of the inner cavity of the lower cylinder body (3), a crushing unit for crushing caked sand is installed in the sand screening cylinder and comprises a rotating shaft (21), an elastic telescopic component (15) and a crushing roller (12), the rotating shaft (21) is rotatably installed in the upper cylinder body (8) and is positioned on the central line of the upper cylinder body (8), one end of the rotating shaft (21) is rotatably connected with the end wall, a first motor which is connected with a rotating shaft (21) in a driving manner is fixedly arranged on the end wall of the upper barrel body (8), a first rotating disc (16) is fixedly arranged at the other end of the rotating shaft (21), a first connecting rod (19) is hinged to the outer ring of the end surface of the first rotating disc (16), the other end of the first connecting rod (19) is hinged to one side of the upper surface of the screen (7), a plurality of groups of elastic telescopic components (15) are arranged on the rotating shaft (21) in a circumferential and equidistant manner, an arc-shaped bulge (9) matched with the telescopic end of the elastic telescopic component (15) is arranged on the inner wall of the first sand screening barrel in a circumferential direction, a rectangular frame (10) is arranged between two adjacent groups of elastic telescopic components, a plurality of crushing rollers (12) are rotatably arranged in the rectangular frame (10) in a uniform-distance manner, one end of each crushing roller (12) extends into the side wall cavity, the telescopic end of the elastic telescopic component (15) is hinged with a third connecting rod (18), the other end of the third connecting rod (18) is hinged with a rack (17), the rack (17) extends into a cavity of the side wall of the rectangular frame (10) and is meshed with the gear (11), and the rack (17) is connected with the rectangular frame (10) in a sliding mode.

2. The oscillating sand screen for buildings according to claim 1 is characterized in that rollers are uniformly and symmetrically fixedly arranged at the bottom of the mounting rack (1).

3. The swing type sand sieving device for the building as claimed in claim 1 is characterized in that a feed hopper (13) is arranged at the top of the sand sieving cylinder, a discharge hole (2) is arranged at the bottom of the sand sieving cylinder, and a discharge door (20) for discharging sand on the screen mesh (7) is arranged on the lower cylinder body (3).

4. The oscillating sand screen for buildings as claimed in claim 1, wherein the elastic expansion assembly (15) comprises a fixed plate, a movable plate and a first spring, one end of the fixed plate is fixedly connected with the rotating shaft (21), the other end of the fixed plate is movably penetrated with the movable plate, and the first spring is fixedly connected between one end of the movable plate located in the fixed plate and the fixed plate.

5. The oscillating sand screen for buildings according to claim 4, characterized in that the other end of the movable plate is rotatably provided with a pulley (14), and the pulley (14) is in surface contact fit with the arc-shaped bulge (9).

6. The oscillating sand screening device for the building as claimed in any one of claims 1 to 5, wherein the sand screening cylinder is rotatably mounted on the mounting frame (1), a power mechanism for driving and connecting the sand screening cylinder is mounted on the mounting frame (1), the power mechanism comprises a second motor (5), a second rotary table (4) and a second connecting rod (6), the second motor (5) is fixedly mounted on the mounting frame (1), the second rotary table (4) is fixedly mounted on an output shaft of the second motor (5), the outer ring of the end face of the second rotary table (4) is hinged to the second connecting rod (6), and the other end of the second connecting rod (6) is hinged to the outer wall of the sand screening cylinder.

7. The swing type sand screening device for the building as claimed in claim 1, wherein a third motor (22) is fixedly installed in the lower cylinder (3) below the screen (7), a second spring (23) is fixedly installed on an output shaft of the third motor (22), and a vibration ball (24) is fixedly installed at the other end of the second spring (23).