CN212975790U

CN212975790U - Multistage sieving mechanism of grit for construction

Info

Publication number: CN212975790U
Application number: CN202020846575.6U
Authority: CN
Inventors: 张永庆
Original assignee: 张永庆
Current assignee: Gongxian Youhe Trading Co.,Ltd.
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-04-16
Anticipated expiration: 2030-05-20

Abstract

The utility model discloses a multistage sieving mechanism of grit for construction, including screening case, support, fixed frame, spring, installing frame, framework, screening net, first opening, locating pin, vibration board, second opening, vibrating motor, feed inlet, draft tube, rubber circle and discharge gate. The utility model discloses through demolising the screening net from the installing frame after screening grit, can be quick clear up screening incasement residual grit, be different from most grit sieving mechanism after screening grit, the condition that its inside residual grit is not convenient for take out; this device is convenient for change screening net, when the grit of different specifications is screened to needs, pulls down the locating pin, directly takes out screening net change can, be different from the inconvenient condition of most grit screening plant screen cloth change.

Description

Multistage sieving mechanism of grit for construction

Technical Field

The utility model relates to a building material processing technology field specifically is a multistage sieving mechanism of grit for construction.

Background

Sand, which refers to a loose mixture of sand and gravel. Geology, be 0.074 ~ 2 mm's mineral or rock granule to the particle diameter and be called the sand, the particle diameter is greater than 2mm and is called gravel or breccia, the grit is one of the building materials that building site is used commonly, because when the building, has strict requirement to the diameter of grit, generally need to get off the grit split of major diameter, can guarantee the normal use of material, when screening grit, the sieving mechanism of commonly used grit, but current grit sieving mechanism has following defect:

1. after the grit has been screened, the inside unqualified grit that contains of equipment, these grit are taken out from equipment and are more inconvenient, do not clear up the normal operating that can influence the device for a long time.

2. Most screening device's screening net is fixed, when needs change, needs change the equipment back, is changing very inconveniently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multistage sieving mechanism of grit for construction to solve the problem that proposes in the above-mentioned background art, the beneficial effect who has is: the utility model discloses through demolising the screening net from the installing frame after screening grit, can be quick clear up screening incasement residual grit, be different from most grit sieving mechanism after screening grit, the condition that its inside residual grit is not convenient for take out; this device is convenient for change screening net, when the grit of different specifications is screened to needs, pulls down the locating pin, directly takes out screening net change can, be different from the inconvenient condition of most grit screening plant screen cloth change.

In order to achieve the above object, the utility model provides a following technical scheme: a multi-stage sand and stone screening device for building construction, which comprises a screening box, a bracket, a fixed frame, a spring and a mounting frame, the bottom end of the inner wall of the screening box is sleeved with a fixed frame, four corners at the top of the fixed frame are elastically connected with an installation frame through four symmetrically arranged springs, the inner wall of the mounting frame is connected with a frame body in a clamping way, the inner wall of the frame body is sleeved with a screening net, the tail end of the frame body penetrates through the first opening and is arranged outside the screening box, the tail end of the frame body movably penetrates through one side of the mounting frame and is fixedly connected with a handle, the first opening is arranged at one side of the screening box, a vibrating plate is fixedly connected to one side of the mounting frame, which is far away from the handle, the tail end of the vibrating plate penetrates through the second opening and is arranged outside the screening box, the second opening is formed in the side wall of the screening box, and the vibrating plate is fixedly connected with a vibrating motor on the surface outside the screening box.

Preferably, the top of screening case is installed the feed inlet in the intercommunication, the feed inlet is located the central point of screening roof portion.

Preferably, the inner wall of the bottom of the screening box is fixedly connected with a guide cylinder, and the guide cylinder and the central axis of the screening box are overlapped.

Preferably, the bottom of draft tube is fixedly connected with a rubber ring, and the bottom of rubber ring is lapped on the top of the mounting frame.

Preferably, four same supports are symmetrically and fixedly connected to four corners of the bottom of the screening box, and positioning pins penetrate through the mounting frame and the tail end of the frame body.

Preferably, the bottom of the screening box is provided with a discharge port in a communicating manner, and the discharge port is axially overlapped with the middle shaft of the bracket.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses through demolising the screening net from the installing frame after screening grit, can be quick clear up screening incasement residual grit, be different from most grit sieving mechanism after screening grit, the condition that its inside residual grit is not convenient for take out;

2. this device is convenient for change screening net, when the grit of different specifications is screened to needs, pulls down the locating pin, directly takes out screening net change can, be different from the inconvenient condition of most grit screening plant screen cloth change.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is an enlarged schematic view of a portion of a structure in fig. 1 according to the present invention;

fig. 3 is a schematic structural diagram of the mounting frame of the present invention.

In the figure: 1. screening case, 2, support, 3, fixed frame, 4, spring, 5, installing frame, 6, framework, 7, screening net, 8, first opening, 9, handle, 10, locating pin, 11, vibration board, 12, second opening, 13, vibrating motor, 14, feed inlet, 15, draft tube, 16, rubber circle, 17, discharge gate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a multi-stage sand and stone screening device for building construction comprises a screening box 1, a support 2, a fixing frame 3, springs 4 and a mounting frame 5, wherein the fixing frame 3 is sleeved at the bottom end of the inner wall of the screening box 1, four corners at the top of the fixing frame 3 are elastically connected with the mounting frame 5 through four symmetrically arranged springs 4, sand and stone screening is facilitated, a frame body 6 is connected with the inner wall of the mounting frame 5 in a clamping manner, a screening net 7 is sleeved on the inner wall of the frame body 6, screening is facilitated, the tail end of the frame body 6 penetrates through a first opening 8 and is arranged outside the screening box 1, the tail end of the frame body 6 movably penetrates through one side of the mounting frame 5 and is fixedly connected with a handle 9, replacement is facilitated, the first opening 8 is arranged at one side of the screening box 1, a vibrating plate 11 is fixedly connected to one side of the mounting frame 5 far away from the handle 9, and the tail end of the vibrating plate, the second opening 12 is formed in the side wall of the screening box 1, and the vibrating plate 11 is fixedly connected with a vibrating motor 13 on the surface outside the screening box 1, so that power is conveniently supplied.

The top of the screening box 1 is provided with a feed inlet 14 in a communicating manner, and the feed inlet 14 is positioned in the center of the top of the screening box 1, so that sand and stone can be conveniently put into the screening box; a guide cylinder 15 is fixedly connected to the inner wall of the bottom of the screening box 1, and the guide cylinder 15 and the central axis of the screening box 1 are overlapped with each other, so that flow guiding is facilitated; the bottom end of the guide cylinder 15 is fixedly connected with a rubber ring 16, and the bottom end of the rubber ring 16 is lapped on the top of the mounting frame 5 to prevent sand from falling into a gap between the guide cylinder 15 and the mounting frame 5; four identical supports 2 are symmetrically and fixedly connected to four corners of the bottom of the screening box 1, and positioning pins 10 penetrate through the tail ends of the mounting frame 5 and the frame body 6, so that the screening box is convenient to replace; the bottom of the screening box 1 is provided with a discharge port 17 in a communicating manner, and the discharge port 17 is axially overlapped with the middle shaft of the bracket 2, so that the material can be discharged conveniently.

The working principle is as follows: throw into the inside of screening case 1 with grit from feed inlet 14, open vibrating motor 13 afterwards, vibrating motor 13 drives screening net 7 vibration, thereby shake down the grit that the diameter is less than screening net 7 aperture, and fall out through discharge gate 17, when the grit of needs clearance screening case 1 inside, take out locating pin 10, take out framework 6, the grit of screening case 1 inside lacks the support along with taking out of screening net 7, thereby fall out from discharge gate 17, when needing to change screening net 7 of different apertures size, with the principle, take out framework 6, it can with its inside screening net 7 of inside together change to take out framework 6.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; they may be mechanically coupled, directly coupled, or indirectly coupled through intervening agents, both internally and/or in any other manner known to those skilled in the art. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

It is noted that in the present disclosure, unless otherwise explicitly specified or limited, a first feature "on" or "under" a second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a multistage sieving mechanism of grit for construction which characterized in that: comprises a screening box (1), a support (2), a fixed frame (3), springs (4) and a mounting frame (5), wherein the fixed frame (3) is sleeved at the bottom end of the inner wall of the screening box (1), four corners at the top of the fixed frame (3) are elastically connected with the mounting frame (5) through the four springs (4) which are symmetrically arranged, the inner wall of the mounting frame (5) is clamped and connected with a frame body (6), a screening net (7) is sleeved on the inner wall of the frame body (6), the tail end of the frame body (6) penetrates through a first opening (8) and is arranged outside the screening box (1), the tail end of a vibrating plate (6) movably penetrates through one side of the mounting frame (5) and is fixedly connected with a handle (9), the first opening (8) is arranged at one side of the screening box (1), and the mounting frame (5) is fixedly connected with a handle (11) at one side far away from the handle, the tail end of the vibrating plate (11) penetrates through the second opening (12) and is arranged outside the screening box (1), the second opening (12) is formed in the side wall of the screening box (1), and the vibrating plate (11) is fixedly connected with a vibrating motor (13) on the surface arranged outside the screening box (1).

2. The multistage sieving mechanism of grit for construction of claim 1, characterized in that: the top intercommunication of screening case (1) is installed feed inlet (14), feed inlet (14) are located the central point position at screening case (1) top.

3. The multistage sieving mechanism of grit for construction of claim 1, characterized in that: the bottom inner wall rigid coupling of screening case (1) has draft tube (15), the axis of draft tube (15) and screening case (1) coincides each other.

4. The multistage sieving mechanism of grit for construction of claim 3, characterized in that: the bottom of draft tube (15) is fixedly connected with rubber ring (16), and the bottom of rubber ring (16) is lapped on the top of mounting frame (5).

5. The multistage sieving mechanism of grit for construction of claim 1, characterized in that: four corners symmetry rigid couplings in the bottom of screening case (1) have four the same supports (2), installing frame (5) with locating pin (10) have been run through to the end of framework (6).

6. The multistage sieving mechanism of grit for construction of claim 1, characterized in that: the bottom of the screening box (1) is communicated with and provided with a discharge hole (17), and the discharge hole (17) is axially overlapped with the middle shaft of the bracket (2).