CN209829560U

CN209829560U - Grit sieving mechanism is used in high strength concrete construction

Info

Publication number: CN209829560U
Application number: CN201920512616.5U
Authority: CN
Inventors: 周洪亮; 贾浩润; 王成浩; 高洪波
Original assignee: Qingdao Fangyuanda Construction Group Co Ltd
Current assignee: Qingdao Fangyuanda Construction Group Co Ltd
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2019-12-24
Anticipated expiration: 2029-04-16

Abstract

The utility model discloses a relate to grit sieving mechanism technical field, specifically be a grit sieving mechanism for high strength concrete construction, including nested screening case and stabilizing frame inside and outside, the activity is equipped with the buffer board in the lower extreme of screening case, the utility model discloses in screening case can be used to screen the grit, and screening bottom of the case portion is equipped with stabilizing frame, and stabilizing frame separates the grit with the external world earlier when sifting out, has effectively avoided the condition that the dust scatters around, has improved the construction environment, does not have dust pollution; the utility model discloses well stable frame of screening case lower extreme has still played direction and stabilizing action for holistic structure is comparatively stable, and life increases.

Description

Grit sieving mechanism is used in high strength concrete construction

Technical Field

The utility model relates to a grit sieving mechanism technical field specifically is a grit sieving mechanism is used in high strength concrete construction.

Background

The sand screening device is a common device for high-strength concrete construction, and is used for screening suitable sand before the high-strength concrete is manufactured, and screening the sand with a suitable particle size so as to increase the strength of the concrete during molding.

However, in the prior art, the sand and stone screening device is often easy to splash dust when screening, the construction environment is poor, dust pollution is easily formed, and the sand and stone screening device is not suitable for popularization, and the sand and stone screening device is easy to deviate in the vibration screening process, is unstable in overall structure, and is not favorable for long-time use.

Therefore, the sand screening device for the high-strength concrete construction is provided to well solve the defects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a grit sieving mechanism is used in high strength concrete construction to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a grit sieving mechanism for high strength concrete construction, includes inside and outside nested screening case and stabilizes the frame, the inside activity of lower extreme of screening case is equipped with the buffer board, be equipped with the sieve mesh No. one of multiunit that runs through from top to bottom on the buffer board, the bottom surface of screening case is equipped with the sieve mesh No. two of multiunit that runs through from top to bottom, the right lower extreme of screening case is equipped with fixed sealing door, the right lower extreme of stabilizing the frame is equipped with movable sealing door, the fixed welding of bottom surface intermediate position of screening case has reciprocating cylinder, reciprocating cylinder's lower extreme an organic whole is equipped with unable adjustment base, unable adjustment base is located the lower extreme bottom surface of stabilizing the frame, unable adjustment base.

Preferably, the inner side surface of the screening box is fixedly provided with an inner rubber layer, and the inner rubber layer is movably attached to the outer ring of the buffer plate.

Preferably, the outer side surface of the screening box is fixedly provided with an outer rubber layer, and the outer rubber layer is movably attached to the inner wall of the stabilizing frame.

Preferably, the bottom surface of buffer board fixed welding has the multiunit spring, and the bottom fixed welding of spring is in the lower extreme bottom surface of screening case.

Preferably, the fixed sealing door is clamped at an opening at the right lower end of the screening box, and the fixed sealing door is fixed on the screening box through a screw.

Preferably, the movable sealing door seals an outlet at the right lower end of the stabilizing frame, a hinged shaft penetrates through the bottom end of the movable sealing door in a movable mode, the front end and the rear end of the hinged shaft are movably clamped on the inner walls of the front side and the rear side of the stabilizing frame, a magnetic suction plate is fixedly welded at the right upper end of the movable sealing door, and the magnetic suction plate is fixedly adsorbed on the outer surface of the right side of the stabilizing frame.

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

1. the utility model discloses in the screening case can be used to screen the grit, screening bottom of the case portion is equipped with the stable frame, stable frame separates the grit with the external world earlier when sifting out, has effectively avoided the condition that the dust scatters around, has improved the construction environment, does not have dust pollution;

2. the stabilizing frame at the lower end of the screening box also plays a role in guiding and stabilizing, so that the whole structure is relatively stable, and the service life is prolonged;

3. the utility model discloses well screening case lower extreme inside is equipped with the buffer board, and the buffer board makes the grit have a cushioning effect when the screening, avoids the grit to cause excessive wear to screening bottom of the case portion, has increased the life of device, is fit for promoting.

Drawings

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

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

In the figure: screening case 1, stable frame 2, inner rubber layer 3, outer rubber layer 4, buffer board 5, No. one sieve mesh 6, No. two sieve meshes 7, spring 8, reciprocating cylinder 9, unable adjustment base 10, articulated shaft 11, activity sealing door 12, magnetism board 13, fixed sealing door 14 of inhaling.

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 to 2, the present invention provides a technical solution: a sand and stone screening device for high-strength concrete construction comprises a screening box 1 and a stabilizing frame 2 which are nested inside and outside, wherein an inner rubber layer 3 is fixedly arranged on the inner side surface of the screening box 1, the inner rubber layer 3 is movably attached to the outer ring of a buffer plate 5, the inner rubber layer 3 avoids rigid contact abrasion between the screening box 1 and the buffer plate 5, an outer rubber layer 4 is fixedly arranged on the outer side surface of the screening box 1, the outer rubber layer 4 is movably attached to the inner wall of the stabilizing frame 2, and the outer rubber layer 4 avoids rigid contact abrasion between the screening box 1 and the stabilizing frame 2;

a buffer plate 5 is movably arranged in the lower end of the screening box 1, a plurality of groups of springs 8 are fixedly welded on the bottom surface of the buffer plate 5, the bottom ends of the springs 8 are fixedly welded on the bottom surface of the lower end of the screening box 1, and the sandstone has a damping and buffering effect when screened in the screening box 1 under the combined action of the buffer plate 5 and the springs 8, so that the sandstone is prevented from seriously wearing the bottom of the screening box 1;

a plurality of groups of first sieve holes 6 which penetrate through the buffer plate 5 up and down are arranged on the bottom surface of the screening box 1, a plurality of groups of second sieve holes 7 which penetrate through the bottom surface of the screening box 1 up and down are arranged on the bottom right end of the screening box 1, a fixed sealing door 14 is arranged at the lower right end of the screening box 1, the fixed sealing door 14 is clamped at an opening at the lower right end of the screening box 1, the fixed sealing door 14 is fixed on the screening box 1 through a screw, and the fixed sealing door 14 can be;

the right lower extreme of stabilizing frame 2 is equipped with movable sealing door 12, the fixed welding of the bottom surface intermediate position of screening case 1 has reciprocating cylinder 9, reciprocating cylinder 9's lower extreme an organic whole is equipped with unable adjustment base 10, unable adjustment base 10 is located the lower extreme bottom surface of stabilizing frame 2, unable adjustment base 10 passes through the fix with screw in the lower extreme bottom surface of stabilizing frame 2, movable sealing door 12 is sealed the export of stabilizing frame 2 right lower extreme, the activity runs through articulated shaft 11 around the bottom of movable sealing door 12, both ends activity block is on stabilizing frame 2 front and back both sides inner wall around articulated shaft 11, the upper right end fixed welding of movable sealing door 12 has magnetism suction disc 13, magnetism suction disc 13 adsorbs to be fixed on the right side surface of stabilizing frame 2, movable sealing door 12 adsorbs through magnetism suction disc 13 to be fixed in stabilizing frame 2 one side, when opening, it can directly to open movable sealing door 12 with articulated shaft 11 as the axial outward.

The working principle is as follows: the reciprocating cylinder 9 in the device can use QGS series cylinder.

During operation, the sand and stone are placed into the screening box 1, the screening box 1 is driven to move up and down in the stabilizing frame 2 through the reciprocating cylinder 9, the purpose of vibration screening is achieved, the sand and stone with qualified particle sizes sequentially leaks out of the first sieve mesh 6 and the second sieve mesh 7 and leaks to the bottom of the stabilizing frame 2, when screening is completed, the screening box 1 is pushed out firstly to be located at the upper end of the stabilizing frame 2, then the fixed sealing door 14 and the movable sealing door 12 are opened, the qualified sand and unused sand and stone after screening are sequentially taken out, the structure is simple, the use is convenient, dust pollution is avoided, and the practicability is high.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a grit sieving mechanism is used in high strength concrete construction, includes inside and outside nested screening case (1) and stable frame (2), its characterized in that: the inside activity of lower extreme of screening case (1) is equipped with buffer board (5), be equipped with multiunit sieve mesh (6) that run through from top to bottom on buffer board (5), the bottom surface of screening case (1) is equipped with multiunit No. two sieve meshes (7) that run through from top to bottom, the right lower extreme of screening case (1) is equipped with fixed sealing door (14), the right lower extreme of stabilizing frame (2) is equipped with movable sealing door (12), the fixed welding of bottom surface intermediate position of screening case (1) has reciprocating cylinder (9), the lower extreme an organic whole of reciprocating cylinder (9) is equipped with unable adjustment base (10), unable adjustment base (10) are located the lower extreme bottom surface of stabilizing frame (2), unable adjustment base (10) pass through the lower extreme bottom surface of fix with screw at stabilizing frame (2).

2. The sand screening device for the high-strength concrete construction according to claim 1, wherein: the inner side face of the screening box (1) is fixedly provided with an inner rubber layer (3), and the inner rubber layer (3) is movably attached to the outer ring of the buffer plate (5).

3. The sand screening device for the high-strength concrete construction according to claim 1, wherein: the outer side face of the screening box (1) is fixedly provided with an outer rubber layer (4), and the outer rubber layer (4) is movably attached to the inner wall of the stabilizing frame (2).

4. The sand screening device for the high-strength concrete construction according to claim 1, wherein: the bottom surface fixed welding of buffer board (5) has multiunit spring (8), and the bottom fixed welding of spring (8) is in the lower extreme bottom surface of screening case (1).

5. The sand screening device for the high-strength concrete construction according to claim 1, wherein: the fixed sealing door (14) is clamped at an opening at the right lower end of the screening box (1), and the fixed sealing door (14) is fixed on the screening box (1) through a screw.

6. The sand screening device for the high-strength concrete construction according to claim 1, wherein: the export of frame (2) right side lower extreme is sealed will be stabilized in activity sealing door (12), and the activity runs through articulated shaft (11) around the bottom of activity sealing door (12), and both ends activity block is on the both sides inner wall around stabilizing frame (2) around articulated shaft (11), and the fixed welding in upper right end of activity sealing door (12) has magnetism to inhale board (13), and magnetism is inhaled board (13) and is adsorbed and fix on the right side surface of stabilizing frame (2).