CN213286110U

CN213286110U - Dust screen for construction

Info

Publication number: CN213286110U
Application number: CN202021556683.6U
Authority: CN
Inventors: 傅萌
Original assignee: Tianjin Shengshi Lantian Environmental Protection Technology Co ltd
Current assignee: Tianjin Shengshi Lantian Environmental Protection Technology Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-05-28
Anticipated expiration: 2030-07-31

Abstract

The utility model discloses a dust screen for construction, including the casing, the casing is cylindrical, the middle part is equipped with first roller bearing in the casing, first roller bearing other end fixed connection connecting rod, the connecting rod is kept away from first roller bearing one end and is run through the casing and rotate handle fixed connection, the casing below is equipped with the guide way of intercommunication, logical groove has been seted up to the guide way below, be close to two second roller bearings that logical groove one side was equipped with symmetric distribution in the guide way, it all is equipped with the third roller bearing to lead to the groove both ends, first roller bearing and dust screen fixed connection, the dust screen other end passes in proper order between two second roller bearings and leads to the groove and extend to leading to the groove outside. This kind of dust screen for construction rotates the handle through rotating, can receive and release the operation to the protection network, and easy operation can carry out the use that relapses, has not only accomplished the saving of material, has reduced area simultaneously, has practiced thrift the recruitment cost greatly.

Description

Dust screen for construction

Technical Field

The utility model relates to a supplementary equipment technical field of establishing of building specifically is a dust screen for construction.

Background

In the building work progress, in order to prevent to be invaded by the dust of flying upward in the construction operation of building and cause surrounding environment pollution, keel support is generally built at the periphery of building, adopt the steel pipe to build with the molding of cross support usually, build vertical foundation pillar earlier, then bind horizontal foundation pillar on vertical foundation pillar through tying up the rope, form the molding of cross support, then cover the mesh that reaches the suppression dust with the dust screen in the periphery of this cross support, then present mostly is disposable, or put at will after using and pile up, there is not dedicated receiving tool, not only resource-wasting but also occupation space. Therefore, the dust screen for building construction is provided.

Disclosure of Invention

An object of the utility model is to provide a dust screen for construction to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a dust screen for building construction comprises a shell, wherein the shell is cylindrical, a first rolling shaft is arranged in the middle of the shell, one end of the first rolling shaft is rotatably connected with the shell through a bearing, the other end of the first rolling shaft is fixedly connected with a connecting rod, one end, far away from the first rolling shaft, of the connecting rod penetrates through the shell and is fixedly connected with a rotating handle, the connecting rod is rotatably connected with the shell through a bearing, a communicated guide groove is arranged below the shell, a through groove is formed below the guide groove, two second rolling shafts are symmetrically distributed on one side, close to the through groove, in the guide groove, two ends of the second rolling shafts are rotatably connected with the guide groove through a bearing, third rolling shafts are arranged at two ends of the through groove, and the third rolling shafts are rotatably connected with the side wall;

first roller bearing and dust screen fixed connection, the dust screen other end passes in proper order between two second roller bearings and leads to the groove and to leading to the outside extension of groove.

Preferably, the first fixed block of guide way one side both ends fixed connection is kept away from to the casing, the casing one side both ends are kept away from to first fixed block all are equipped with the threaded rod, the gliding second fixed block has been cup jointed on the threaded rod, the threaded rod is located the second fixed block and keeps away from first fixed block one side and is equipped with threaded connection's nut.

Preferably, the dust screen both sides all are equipped with the frame, set up the fixed orifices that a plurality of equidistance distribute on the frame, the dust screen is kept away from casing one end and is equipped with the balancing weight.

Preferably, the first fixed block and the second fixed block are provided with arc grooves matched with each other on the surfaces close to each other.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of dust screen for construction rotates the handle through rotating, can receive and release the operation to the protection network, and easy operation can carry out the use that relapses, has not only accomplished the saving of material, has reduced area simultaneously, has practiced thrift the recruitment cost greatly.

Drawings

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

FIG. 2 is a front sectional view of the housing of the present invention;

fig. 3 is a left side sectional view of the housing of the present invention;

in the figure: the anti-dust device comprises a shell 1, a guide groove 2, a through groove 3, a first rolling shaft 4, a rotating handle 6, a second rolling shaft 7, a third rolling shaft 8, a dust screen 9, a frame 10, a balancing weight 11, a fixing hole 12, a first fixing block 13, a threaded rod 14, a second fixing block 15, a connecting rod 16, a nut 17 and an arc-shaped groove 18.

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 a technical solution: a dust screen for building construction comprises a shell 1, wherein the shell 1 is cylindrical, a first roller 4 is arranged in the middle of the inside of the shell 1, one end of the first roller 4 is rotatably connected with the shell 1 through a bearing, the other end of the first roller 4 is fixedly connected with a connecting rod 16, one end of the connecting rod 16, which is far away from the first roller 4, penetrates through the shell 1 and is fixedly connected with a rotating handle 6, the connecting rod 16 is rotatably connected with the shell 1 through a bearing, a communicated guide groove 2 is arranged below the shell 1, a through groove 3 is arranged below the guide groove 2, two second rollers 7 which are symmetrically distributed are arranged on one side of the guide groove 2, which is close to the through groove 3, two ends of each second roller 7 are rotatably connected with the guide groove 2 through a bearing, both ends of the through groove 3 are provided with third rollers 8, the third rollers 8 are rotatably connected with the side wall of the through groove 3 through bearings, and the second rollers 7 and the third rollers 8 play a role in guiding the dust screen 9, prevent dust screen 9 and lead to groove 3 direct contact and cause the damage.

First roller bearing 4 and dust screen 9 fixed connection, the dust screen 9 other end passes in proper order between two second roller bearings 7 and leads to groove 3 and to leading to the outside extension of groove 3.

Specifically, the utility model discloses in, when needs use, at first, fix casing 1 on the outer wall support through first fixed block (13) and second fixed block (15), rotate and rotate handle 6, first roller bearing 4 begins to rotate, dust screen 9 on the first roller bearing 4 begins to descend under the effect of the 11 gravity of balancing weight, at last when dust screen 9 is whole emits, through the rope with adjacent dust screen 9 through the fixed orifices connection can, when needs are accomodate, untie the rope, the direction is rotated and is rotated handle 6, can accomodate, the effect of secondary use has been reached, occupation space has been saved after accomodating simultaneously.

Further, casing 1 keeps away from the first fixed block 13 of 2 one side both ends fixed connection of guide way, first fixed block 13 keeps away from 1 one side both ends of casing and all is equipped with threaded rod 14, the gliding second fixed block 15 has been cup jointed on the threaded rod 14, threaded rod 14 is located second fixed block 15 and keeps away from first fixed block 13 one side and is equipped with threaded connection's nut 17, and first fixed block 13 and the 15 centre gripping outer wall supports of second fixed block are fixed casing 1.

Further, 9 both sides of dust screen all are equipped with frame 10, set up the fixed orifices 12 that a plurality of equidistance distribute on the frame 10, 1 one end of casing is kept away from to dust screen 9 is equipped with balancing weight 11, and frame 10 increases the wearability at protection network 9 border, makes protection network 9 life-span longer, and fixed orifices 12 can be fixed between protection network and support or protection network and the protection network.

Furthermore, the adjacent surfaces of the first fixed block 13 and the second fixed block 15 are provided with matched arc-shaped grooves 18.

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 dust screen for construction, includes casing (1), its characterized in that: the casing (1) is cylindrical, a first rolling shaft (4) is arranged in the middle of the casing (1), one end of the first rolling shaft (4) is rotatably connected with the casing (1) through a bearing, a connecting rod (16) is fixedly connected with the other end of the first rolling shaft (4), one end, far away from the first rolling shaft (4), of the connecting rod (16) penetrates through the casing (1) and is fixedly connected with a rotating handle (6), the connecting rod (16) is rotatably connected with the casing (1) through a bearing, a communicated guide groove (2) is arranged below the casing (1), a through groove (3) is formed below the guide groove (2), two second rolling shafts (7) which are symmetrically distributed are arranged on one side, close to the through groove (3), in the guide groove (2), two ends of the second rolling shafts (7) are rotatably connected with the guide groove (2) through a bearing, third rolling shafts (8) are arranged at two ends of the through groove (3, the third rolling shaft (8) is rotatably connected with the side wall of the through groove (3) through a bearing;

first roller bearing (4) and dust screen (9) fixed connection, dust screen (9) other end passes in proper order between two second roller bearings (7) and leads to groove (3) and to leading to groove (3) outside extension.

2. The dust screen for building construction according to claim 1, characterized in that: the utility model discloses a lead screw, including casing (1), guide way (2), first fixed block of both ends fixed connection (13) are kept away from in casing (1), casing (1) one side both ends are all equipped with threaded rod (14) are kept away from in first fixed block (13), gliding second fixed block (15) have been cup jointed on threaded rod (14), threaded rod (14) are located second fixed block (15) and keep away from first fixed block (13) one side and are equipped with threaded connection's nut (17).

3. The dust screen for building construction according to claim 1, characterized in that: both sides of the dust screen (9) are provided with frames (10), the frames (10) are provided with a plurality of fixing holes (12) distributed at equal intervals, and one end of the dust screen (9) far away from the shell (1) is provided with a balancing weight (11).

4. The dust screen for building construction according to claim 2, characterized in that: the first fixing block (13) and the second fixing block (15) are provided with arc grooves (18) which are matched with each other on the surfaces close to each other.