CN214243349U - Construction elevator well protective structure is built to building room - Google Patents

Abstract

The application relates to a building construction elevator well protection structure, which belongs to the technical field of building construction protection and comprises an outer frame, wherein an inner frame is rotationally connected in the outer frame, the rotation axis of the inner frame is perpendicular to the depth direction of an elevator well, a protective net is arranged in the inner frame, and a first driving piece for driving the inner frame to rotate is arranged on the outer frame; the building construction elevator hoistway guard structure further includes a first fixing member for fixing the outer frame to the side wall of the elevator hoistway. This application has the advantage that improves the protection network to staff's protective effect.

Description

Construction elevator well protective structure is built to building room

Technical Field

The application relates to building construction protection technical field especially relates to a construction elevator well protective structure is built to building room.

Background

In the building construction, the protection of the elevator shaft is the important factor of the safety protection of the building construction. The protective measures in the elevator shaft comprise hard protection and soft protection, wherein the soft protection is horizontal net protection formed by hanging a large-mesh net.

At present, according to the safety standard of high-altitude operation in building construction, a horizontal net needs to be arranged for protection every two layers and no more than 10 meters in an elevator shaft; the soft protection usually adopts steel bars to press the large mesh net on the side wall of the hoistway or directly uses iron wires for pulling and fixing.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: in the work progress, the high altitude that probably appears in the elevator well falls the thing on the horizontal net, and when debris were greater than the mesh of horizontal net, impurity was detained on the horizontal net, has reduced the protective effect of horizontal net to constructor.

SUMMERY OF THE UTILITY MODEL

In order to improve the protective effect of high level net to constructor, this application provides a construction elevator well protective structure is built to building room.

The application provides a pair of construction elevator well protective structure is built to building room adopts following technical scheme:

a protection structure for a construction elevator shaft of a building comprises an outer frame, wherein an inner frame is rotationally connected in the outer frame, the rotation axis of the inner frame is perpendicular to the depth direction of the elevator shaft, a protective net is arranged in the inner frame, and a first driving piece for driving the inner frame to rotate is arranged on the outer frame; the building construction elevator hoistway guard structure further includes a first fixing member for fixing the outer frame to the side wall of the elevator hoistway.

By adopting the technical scheme, the outer frame is fixed to the side wall of the elevator shaft through the first fixing piece, and then the protective net on the inner frame is fixed in the elevator shaft, so that the protective net plays a role in carrying and protecting workers; when impurity on the protection network is more, move interior frame through first driving piece and smooth rotate, interior frame rotates and drives the protection network and rotate, and the protection network is rotating the in-process, and impurity on the protection network shifts out from the protection network, has reduced the staff because of impurity receives the possibility of secondary damage, and then has improved the protection effect of protection network to the staff.

Optionally, the central line department of outline rotates and is connected with the articulated shaft, interior frame fixed connection is on the articulated shaft, be provided with on the outline and be used for driving articulated shaft pivoted motor.

Through adopting above-mentioned technical scheme, start the first motor on the outline, first motor drive articulated shaft rotates, and the articulated shaft rotates and drives interior frame and rotate easy operation is swift.

Optionally, a worm wheel is sleeved on the hinge shaft, and a worm meshed with the worm wheel is arranged on the first motor output shaft.

Through adopting above-mentioned technical scheme, the worm wheel has the performance of auto-lock with the worm transmission, opens and stops the motor after, will interior frame fixed to the plane that is on a parallel with the outline place, has reduced interior frame and has received impurity, or the staff strikes produced rotation, has further improved the protective effect of protection network to the staff.

Optionally, the inner frame is provided with a round angle and is parallel to the length direction of the articulated shaft.

Through adopting above-mentioned technical scheme, under the effect of fillet to the rotation of interior frame, and then be convenient for shift out the impurity on the protection network.

Optionally, the inner frame is rotatably provided with a bearing plate, the bearing plate is used for bearing the protective screen, and the inner frame is provided with a second driving piece for driving the bearing plate to rotate.

By adopting the technical scheme, the protective net has the characteristic of softness, and the protective net can be clamped between the inner frame and the outer frame in the rotating process of the inner frame; before the impurity on the protection network is cleared up, order about through the second driving piece and accept the board and rotate, accept the board and accomodate the protection network including between the frame and accept the board, reduced the possibility of protection network joint between outline and interior frame, and then improved the protective effect of protection network to the staff.

Optionally, the first fixing part comprises a fixing plate arranged on the outer frame, and a screw rod used for connecting an elevator shaft is connected to the fixing plate in a threaded manner.

By adopting the technical scheme, when the outer frame is fixed, the screw rod on the outer frame is screwed, so that the screw rod is screwed into the inner wall of the elevator shaft, and the outer frame is fixed on the inner wall of the elevator shaft, and the operation is simple and practical; simultaneously, the screw rod is fixed to the outer frame and is had fixed effectual advantage.

Optionally, two side walls of the outer frame parallel to the length direction of the elevator shaft are provided with fixing plates.

Through adopting above-mentioned technical scheme, the both sides of outline all are provided with the fixed plate, and the staff of being convenient for fixes the outline according to the construction conditions.

Optionally, the protective net is connected to the inner frame in a sliding manner, and the sliding direction of the protective net is parallel to the length direction of the elevator hoistway; and the inner frame is provided with an elastic piece for driving the protective net to slide back and forth.

By adopting the technical scheme, the protective net has a certain buffering effect on workers, so that the safety of the workers is improved; meanwhile, the protective net is connected to the inner frame in a sliding mode and under the action of the elastic piece, and the protective effect of the protective net on workers is further improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the inner edge frame is driven to slide and rotate through the first driving piece, the inner edge frame rotates to drive the protective net to rotate, impurities on the protective net move out of the protective net in the rotating process of the protective net, the possibility that workers are subjected to secondary damage due to the impurities is reduced, and the protective effect of the protective net on the workers is further improved;

2. the worm wheel and the worm have self-locking performance, after the motor is started and stopped, the inner frame is fixed to a plane parallel to the outer frame, so that the rotation of the inner frame caused by impurities or impact of workers is reduced, and the protection effect of the protective net on the workers is further improved;

3. the supporting plate is used for accommodating the protective net between the inner frame and the supporting plate, so that the possibility that the protective net is clamped between the outer frame and the inner frame is reduced, and the protective effect of the protective net on workers is improved.

Drawings

Fig. 1 is a schematic view of an embodiment of the present application in connection with an elevator hoistway;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 3 is a cross-sectional view of an outer ring in the embodiment of the present application, which is intended to show a schematic connection structure of an outer frame and an inner frame;

FIG. 4 is an enlarged schematic view of portion A of FIG. 3;

FIG. 5 is a cross-sectional view of the outer ring in the embodiment of the present application, which is intended to show the structure of the inner frame rotating;

FIG. 6 is an enlarged schematic view of portion B of FIG. 5;

FIG. 7 is an enlarged schematic view of portion C of FIG. 3;

fig. 8 is an enlarged schematic view of a portion D in fig. 5.

Description of reference numerals: 1. an outer frame; 2. an inner frame; 3. a protective net; 4. hinging a shaft; 5. a first motor; 6. a worm gear; 7. a worm; 8. a bearing plate; 9. a fixing plate; 10. a screw; 11. mounting grooves; 12. a first through hole; 13. mounting a plate; 14. a rotating shaft; 15. a second motor; 16. a groove; 17. a fixed shaft; 18. a mounting ring; 19. a spring; 20. a disc; 21. an elevator hoistway.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses construction elevator well protective structure is built to building room. Referring to fig. 1 and 2, the building construction elevator shaft protection structure comprises an outer frame 1, wherein the outer frame 1 abuts against the side wall of an elevator shaft 21, the building construction elevator shaft protection structure further comprises a first fixing piece used for fixing the outer frame 1 to the side wall of the elevator shaft 21, the first fixing piece comprises a fixing plate 9 arranged on the outer frame 1, the fixing plate 9 is welded on the outer frame 1, a screw rod 10 used for connecting the elevator shaft 21 is connected to the fixing plate 9 in a threaded manner, and the length direction of the screw rod 10 is perpendicular to the depth direction of the elevator shaft 21; an inner frame 2 is connected in the outer frame 1, and a protective net 3 is arranged in the inner frame 2.

When the protective net 3 is installed on the elevator shaft 21, the outer frame 1 is moved to a required position, the fixing plate 9 is attached to the side wall of the elevator shaft 21, the bolt is screwed, the bolt enters the side wall of the elevator shaft 21, and the outer frame 1 is fixed on the side wall of the elevator shaft 21; under the effect of the protective net 3, the safety of workers is improved.

Referring to fig. 1 and 2, in order to fix the outer frame 1, two side walls of the outer frame 1 parallel to the length direction of the elevator shaft 21 are provided with fixing plates 9; a worker enters the elevator shaft 21 through the wellhead of the elevator, and screws bolts on the surface fixing plate 9 on the outer frame 1 to fix the outer frame 1 when the wellhead of the elevator is positioned above the outer frame 1; when the elevator well mouth is positioned below the outer frame 1, screwing the bolt on the lower surface of the outer frame 1 to fix the outer frame 1; the selectivity of the working personnel is increased, and the outer frame 1 is convenient to fix.

Referring to fig. 3 and 4, in order to facilitate the removal of impurities on the protection net 3, the inner frame 2 is rotatably connected to the outer frame 1, the rotation axis of the inner frame 2 is perpendicular to the depth direction of the elevator hoistway 21, the central line of the outer frame 1 is rotatably connected with a hinge shaft 4, and the inner frame 2 is fixedly connected to the hinge shaft 4; when clearing up the impurity on the protection network 3, rotate interior frame 2, interior frame 2 rotates and drives protection network 3 and rotate, and interior frame 2 welds the tip at articulated shaft 4, and protection network 3 rotates the impurity that makes on the protection network 3 and removes, has reduced the secondary damage that the impurity on the protection network 3 caused to the staff.

Referring to fig. 5 and 6, in order to facilitate the rotation of the inner frame 2, the outer frame 1 is provided with a first driving member for driving the inner frame 2 to rotate, and the frame is provided with a first motor 5 for driving the hinge shaft 4 to rotate; start first motor 5, first motor 5 drive articulated shaft 4 rotates, and frame 2 rotates in articulated shaft 4 rotates the drive, and easy operation is practical.

Referring to fig. 3 and 4, in order to improve the stability of the inner frame 2 and reduce the possibility of inadvertent rotation of the inner frame 2, a worm wheel 6 is sleeved on the hinge shaft 4, the worm wheel 6 and the hinge shaft 4 are coaxial, the worm wheel 6 is welded on the hinge shaft 4, a worm 7 meshed with the worm wheel 6 is arranged on an output shaft of the first motor 5, and the worm 7 is fixedly connected to the output shaft of the first motor 5 through a coupling; referring to fig. 5 and 6, an installation groove 11 for installing the first motor 5 is formed in the outer frame 1, the first motor 5 is embedded in the installation groove 11, a first through hole 12 for the hinge shaft 4 to pass through is formed in the outer frame 1, the first through hole 12 is communicated with the installation groove 11, and the worm wheel 6 is located in the installation groove 11; one end of the worm 7, far away from the first motor 5, is rotatably connected to the side wall of the mounting groove 11, a bearing is embedded on the side wall of the mounting groove 11 on the outer frame 1, and one end of the worm 7, far away from the first motor 5, is welded on an inner ring of the bearing.

The first motor 5 is started, the first motor 5 drives the worm 7 to rotate, the worm 7 rotates to drive the worm wheel 6 to rotate, the worm wheel 6 rotates to drive the hinge shaft 4 to rotate, and the hinge shaft 4 rotates to drive the inner frame 2 to rotate; because of the self-locking performance of the worm wheel 6 and the worm 7, the inner frame 2 is fixed to a required position, and the possibility of the inadvertent rotation of the inner frame 2 is reduced.

Referring to fig. 3, in order to reduce the influence of the outer frame 1 on the rotation of the inner frame 2, the inner frame 2 on the inner frame 2 and parallel to the length direction of the hinge shaft 4 is provided with a round angle; under the effect of the round angle, the possibility that the outer frame 1 rotates to the inner frame 2 is reduced.

Referring to fig. 3 and 7, in the rotation process of the protection net 3, the protection net 3 may inadvertently enter the gap between the inner frame 2 and the outer frame 1; the inner frame 2 is rotatably provided with a bearing plate 8, in the embodiment, the rotation axis of the bearing plate 8 is perpendicular to the length direction of the hinge shaft 4, and the bearing plate 8 is used for bearing the protective net 3; two mounting plates 13 are welded on the inner frame 2, a rotating shaft 14 is connected between the two mounting plates 13, a bearing is embedded on the mounting plates 13, and the end part of the rotating shaft 14 is welded on an inner ring of the bearing; the bearing plate 8 is provided with a second through hole for the rotating shaft 14 to pass through, and the bearing plate 8 is fixedly connected to the rotating shaft 14.

Before rotating inner frame 2, rotate and accept board 8, accept board 8 and rotate and drive protection network 3 and rotate, and then accomodate protection network 3 including between frame 2 and the board 8 of accepting, reduced the possibility that protection network 3 got into the clearance between outline 1 and the interior frame 2.

Referring to fig. 3 and 7, in order to rotate the bearing plate 8, the inner frame 2 is provided with a second driving member for driving the bearing plate 8 to rotate, in this embodiment, the second driving member includes a second motor 15 connected to a mounting plate 13 through a bolt, and a rotating shaft 14 is fixedly connected to an output shaft of the second motor 15 through a coupling; the second motor 15 is started, the second motor 15 drives the rotating shaft 14 to rotate, the rotating shaft 14 rotates to drive the bearing plate 8 to rotate, and the operation is convenient and fast.

Referring to fig. 5 and 8, the protective net 3 is slidably connected to the inner frame 2, the sliding direction of the protective net 3 is parallel to the length direction of the elevator shaft 21, a groove 16 is formed in the side wall of the inner frame 2, and an opening of the groove 16 is located on one side of the outer frame 1 away from the side wall of the elevator shaft 21; a fixed shaft 17 is arranged on the inner frame 2 and in the groove 16, the fixed shaft 17 is welded on the side wall of the groove 16, and the length direction of the fixed shaft 17 is parallel to the depth direction of the elevator hoistway 21; the end of the protective net 3 is fixedly connected with a mounting ring 18, and the mounting ring 18 is sleeved and slidably connected with the fixed shaft 17.

Referring to fig. 5 and 8, in order to improve the buffering effect of the protection net 3 on the workers, an elastic member for driving the protection net 3 to slide back and forth is disposed on the inner frame 2, in this embodiment, the elastic member includes a spring 19 sleeved on a fixed shaft 17, two springs 19 are sleeved on the fixed shaft 17, one end of the spring 19 is embedded on the side wall of the groove 16, and the other end is fixedly connected with a disc 20; the mounting ring 18 is located between two disks 20.

When the worker drops on the protective net 3 carelessly, the impact force applied to the worker is reduced under the action of the spring 19 and the protective net 3, and the safety of the worker is further improved.

The implementation principle of construction elevator well protective structure is built to building room in this application embodiment is:

when the protective net 3 is installed on the elevator shaft 21, the outer frame 1 is moved to a required position, the fixing plate 9 is attached to the side wall of the elevator shaft 21, the bolt is screwed, the bolt enters the side wall of the elevator shaft 21, and the outer frame 1 is fixed to the side wall of the elevator shaft 21.

When the impurities on the protective net 3 are moved out, the second motor 15 is started firstly, the second motor 15 rotates to drive the bearing plate 8 to rotate, and the bearing plate 8 rotates to accommodate the protective net 3 between the inner frame 2 and the bearing plate 8; start first motor 5 afterwards, first motor 5 drive worm 7 rotates, and worm 7 rotates and drives worm wheel 6 and rotate, and worm wheel 6 rotates and drives articulated shaft 4 and rotate, and articulated shaft 4 rotates and drives interior frame 2 and rotate, and interior frame 2 rotates and drives protection network 3 and rotate, and then shifts out the impurity on the protection network 3, has improved protection my net to staff's protecting effect.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a construction elevator well protective structure is built to building room which characterized in that: the elevator shaft protection device comprises an outer frame (1), wherein an inner frame (2) is rotatably connected in the outer frame (1), the rotating axis of the inner frame (2) is perpendicular to the depth direction of an elevator shaft (21), a protective net (3) is arranged in the inner frame (2), and a first driving piece for driving the inner frame (2) to rotate is arranged on the outer frame (1); the building construction elevator shaft protection structure further comprises a first fixing piece used for fixing the outer frame (1) to the side wall of the elevator shaft (21).

2. The building construction elevator shaft protective structure of claim 1, characterized in that: center line department of outline (1) rotates and is connected with articulated shaft (4), interior frame (2) fixed connection is on articulated shaft (4), be provided with on outline (1) and be used for driving articulated shaft (4) pivoted first motor (5).

3. The building construction elevator shaft protective structure of claim 2, characterized in that: the articulated shaft (4) is sleeved with a worm wheel (6), and an output shaft of the first motor (5) is provided with a worm (7) meshed with the worm wheel (6).

4. The building construction elevator shaft protective structure of claim 2, characterized in that: and a round angle is formed on the inner frame (2) and is parallel to the inner frame (2) in the length direction of the hinge shaft (4).

5. The building construction elevator shaft protective structure of claim 1, characterized in that: the inner frame (2) is rotatably provided with a bearing plate (8), the bearing plate (8) is used for bearing the protective net (3), and a second driving piece used for driving the bearing plate (8) to rotate is arranged on the inner frame (2).

6. The building construction elevator shaft protective structure of claim 1, characterized in that: the first fixing piece comprises a fixing plate (9) arranged on the outer frame (1), and a screw rod (10) used for being connected with an elevator shaft (21) is connected to the fixing plate (9) in a threaded mode.

7. The building construction elevator shaft protective structure of claim 6, characterized in that: two side walls of the outer frame (1) parallel to the length direction of the elevator shaft (21) are provided with fixing plates (9).

8. The building construction elevator shaft protective structure of claim 1, characterized in that: the protective net (3) is connected to the inner frame (2) in a sliding mode, and the sliding direction of the protective net (3) is parallel to the length direction of the elevator hoistway (21); and the inner frame (2) is provided with an elastic piece for driving the protective net (3) to slide back and forth.

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