CN219569773U - Foundation pit dustproof backdrop system - Google Patents

Abstract

The utility model particularly relates to a foundation pit dustproof backdrop system which comprises a plurality of sub-curtains, wherein the sub-curtains are sequentially arranged, two adjacent sub-curtains are detachably connected, a pulley block is arranged on one sub-curtain, the pulley block is connected with a motor, and the pulley block drives the sub-curtains to move along a pull rope; when the sub-curtain connected with the pulley block moves, other sub-curtains connected with the pulley block are driven to move simultaneously. The aim at is through linking together a plurality of sub-curtains and forming the whole, under the circumstances that sets up at least a set of assembly pulley mechanism, can drive all sub-curtains and remove together to accomplish the quick opening and shutting of curtain.

Description

Foundation pit dustproof backdrop system

Technical Field

The utility model belongs to the technical field of foundation pit backdrop, and particularly relates to a foundation pit dustproof backdrop system.

Background

Because the requirements of the existing green construction are higher and higher, a 'backdrop' is arranged above a foundation pit of a building site and is normalized, so that the closed management of the whole foundation pit excavation site is realized, the 'open-air operation' is changed into the 'indoor operation', the on-site dust emission and construction noise are effectively reduced, the functions of sunshade, noise reduction, light pollution prevention and the like are realized, the requirements of various environmental protection indexes in the stages of basement construction, foundation treatment and the like are ensured, and the influence on the surrounding environment is reduced.

The existing 'backdrop' system is usually controlled by pulleys, a plurality of small backdrop monomers are usually arranged on a foundation pit with a larger area, so that a whole 'backdrop' is formed, each small backdrop monomer is controlled by a pulley block and a motor to realize opening and closing, then the cost of the whole backdrop can be increased by arranging the pulleys on each backdrop monomer, and the opening and closing are also relatively time-wasting through individual control, so that the construction is not easy to carry out rapidly.

Disclosure of Invention

In order to solve the problems, the utility model provides a foundation pit dustproof backdrop system, which is characterized in that a plurality of sub-curtains are connected together to form a whole, and all the sub-curtains can be driven to move together under the condition of arranging at least one group of pulley block mechanisms, so that the rapid opening and closing of the curtains are completed.

In order to achieve the aim of the utility model, the utility model adopts the following technical scheme: the foundation pit dustproof backdrop system comprises a plurality of sub-curtains, wherein the sub-curtains are sequentially arranged, two adjacent sub-curtains are detachably connected, a pulley block is arranged on one sub-curtain, the pulley block is connected with a motor, and the pulley block drives the sub-curtains to move along a pull rope; when the sub-curtain connected with the pulley block moves, other sub-curtains connected with the pulley block are driven to move simultaneously.

Preferably, the end part of the sub-curtain is provided with a connecting rod, and two ends of the connecting rod are respectively provided with a sub-end and a main end; the connecting rods on the adjacent two son curtains are in sleeve joint fit with the mother ends through the son ends, and the son ends and the mother ends of the adjacent two connecting rods which are in sleeve joint together move along the same pull rope.

Preferably, a roller is arranged in the sub-end, the roller part extends out of the sub-end, and the part of the roller extending out of the sub-end is matched with the pull rope.

Preferably, a circle of thread passing groove is formed in the middle of the periphery of the roller, the thread passing groove is matched with the pull rope, and the roller rolls on the pull rope.

Preferably, the first wire slot is arranged on the child end, the second wire slot is arranged on the parent end, the first wire slot and the second wire slot are matched with the pull rope, the first wire slot, the second wire slot and the wire slot correspond to each other, and the pull rope passes through the first wire slot, the second wire slot and the wire slot.

Preferably, the pulley block is arranged on the sub-curtain positioned at the middle position.

The utility model has the following beneficial effects: according to the utility model, the plurality of sub-curtains are connected together through the sub-ends and the main ends to form a whole, and the whole curtain can be driven to open and close together by pulling through at least one pulley block, so that the opening and closing time of each single curtain is saved, and the cost for arranging the plurality of pulley blocks and the motor is also saved.

Drawings

FIG. 1 is a schematic diagram of a configuration of a child-side and parent-side adaptation;

FIG. 2 is a schematic view of a roller configuration;

fig. 3 is a schematic structural diagram of the sub-curtains connected together.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The technical means used in the examples are conventional means well known to those skilled in the art unless otherwise indicated.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

As shown in fig. 1-3, a dustproof backdrop system for a foundation pit comprises a plurality of sub-curtains 1, wherein the width of each sub-curtain 1 is narrower, and a plurality of sub-curtains 1 are arranged on one foundation pit generally, so that the coverage of the whole foundation pit is completed, the sub-curtains 1 are sequentially arranged, and two adjacent sub-curtains 1 are detachably connected, namely, when in use, the sub-curtains 1 are connected together, and when not in use, the sub-curtains 1 can be detached one by one to be accommodated; one of the sub-curtains 1 is provided with a pulley block, the pulley block is connected with a motor, the pulley block drives the sub-curtains to move along a pull rope, the movement (opening and closing) of the sub-curtains 1 is realized through the pulley block in the prior art, and details are not repeated here, in order to ensure the driving effect of the sub-curtains 1, in this embodiment, the pulley block is arranged on the sub-curtains 1 positioned at the middle position, and when the sub-curtains 1 at the middle position move, the sub-curtains 1 at two sides can be simultaneously driven to move; when the sub-curtain 1 connected with the pulley block moves, other sub-curtains connected with the sub-curtain 1 are driven to move simultaneously, so that the integral movement of the curtain is driven by one pulley block.

The end part of the sub-curtain 1 is provided with a connecting rod 2, and two ends of the connecting rod 2 are respectively provided with a sub-end 3 and a main end 4; the connecting rods 2 on the adjacent two son curtains 1 are in sleeve joint fit with the mother ends 4 through the son ends 3, and the son ends 3 and the mother ends 4 of the adjacent two connecting rods 2 which are in sleeve joint together move along the same pull rope. As shown in fig. 1, when the connection is performed, the child end 3 on one connecting rod 2 is sleeved on the parent end 4 on the other connecting rod 2, the section of the parent end 4 is of a "U" structure, and the child end 3 can be sleeved inside the parent end 4, so that after the child end 3 is connected with the parent end 4, the child end can be stressed in the moving direction, and then the child end is driven to move.

The roller 5 is arranged in the sub-end 3, part of the roller 5 extends out of the sub-end 3, and the part of the roller 5 extending out of the sub-end 3 is matched with the pull rope. The roller 5 can roll along the stay cord on the stay cord, so that friction force between the roller and the stay cord is reduced, and the movement of the sub-curtain 1 is easier.

The middle position of the periphery of the roller 5 is provided with a line passing groove 8, the line passing groove 8 is matched with a pull rope, and the roller 5 rolls on the pull rope. The wire passing groove 8 is sunken towards the middle position of the roller 5, the sunken area is clamped into the pull rope, and the roller 5 can be ensured to be stable on the pull rope through the clamping of the wire passing groove 8.

The secondary end 3 is provided with a first wire groove 6, the bus end 4 is provided with a second wire groove 7, the first wire groove 6 and the second wire groove 7 are matched with a pull rope, the first wire groove 6, the second wire groove 7 and the wire groove 8 are corresponding, and the pull rope passes through the first wire groove 6, the second wire groove 7 and the wire groove 8. The first wire groove 6, the second wire groove 7 and the wire groove 8 are correspondingly arranged, so that the pull rope can pass through the first wire groove 6, the second wire groove 7 and the wire groove 8, and the child end 3 and the mother end 4 can be stably positioned on the pull rope. The further technical scheme is that two groups of first wire passing grooves 6, second wire passing grooves 7 and wire passing grooves 8 can be arranged on the child end 3 and the mother end 4 side by side.

The specific working mode is as follows: during installation, pull ropes are arranged according to the requirement of a foundation pit, the sub-curtains 1 are installed in place one by one, and then the sub-ends 3 penetrate into the female ends 4 on the adjacent connecting rods 2, so that the connection between every two sub-curtains 1 is completed; when moving, one of the sub-curtains 1 is pulled to move through the pulley block, the sub-curtain 1 can drive the adjacent sub-curtains 1 to move along with the sub-curtains, and the other sub-curtains 1 are sequentially driven to move, so that the opening and closing of the whole curtain are completed.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications, variations, alterations, substitutions made by those skilled in the art to the technical solution of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.

Claims (6)

1. The utility model provides a dustproof backdrop system of foundation ditch, includes a plurality of sub-curtains (1), its characterized in that: the sub-curtains (1) are sequentially arranged, two adjacent sub-curtains (1) are detachably connected, a pulley block is arranged on one sub-curtain (1), the pulley block is connected with a motor, and the pulley block drives the sub-curtains to move along a pull rope; when the sub-curtain (1) connected with the pulley block moves, other sub-curtains connected with the pulley block are driven to move simultaneously.

2. The foundation pit dust backdrop system of claim 1, wherein: the end part of the sub-curtain (1) is provided with a connecting rod (2), and two ends of the connecting rod (2) are respectively provided with a sub-end (3) and a main end (4); connecting rods (2) on two adjacent son curtains (1) are sleeved and matched with a mother end (4) through son ends (3), and the son ends (3) and the mother ends (4) of the two adjacent connecting rods (2) sleeved together move along the same pull rope.

3. The foundation pit dust backdrop system of claim 2, wherein: the novel rope pulling device is characterized in that a roller (5) is arranged in the sub-end (3), part of the roller (5) extends out of the sub-end (3), and the part of the roller (5) extending out of the sub-end (3) is matched with the pull rope.

4. A foundation pit dust screen system according to claim 3, wherein: the wire passing groove (8) is formed in the middle of the periphery of the roller (5), the wire passing groove (8) is matched with the pull rope, and the roller (5) rolls on the pull rope.

5. The foundation pit dust backdrop system of claim 4, wherein: the novel wire rope is characterized in that a first wire groove (6) is formed in the child end (3), a second wire groove (7) is formed in the parent end (4), the first wire groove (6) and the second wire groove (7) are matched with a pull rope, the first wire groove (6), the second wire groove (7) and the wire groove (8) are corresponding, and the pull rope penetrates through the first wire groove (6), the second wire groove (7) and the wire groove (8).

6. The foundation pit dust backdrop system of claim 5, wherein: the pulley block is arranged on the sub-curtain (1) positioned at the middle position.