CN217172849U

CN217172849U - A safe lift for housing construction

Info

Publication number: CN217172849U
Application number: CN202220014082.5U
Authority: CN
Inventors: 刘勇; 邹毅; 刘春莲; 孙政; 余小曲
Original assignee: Sichuan Chengye Construction Engineering Co ltd
Current assignee: Liu Chunlian; Liu Yong
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-08-12
Anticipated expiration: 2032-01-06

Abstract

The utility model relates to a safe lift technical field just discloses a safe lift for housing construction, including unable adjustment base, unable adjustment base is the rectangular block, and unable adjustment base's upper end fixed mounting has the box, and the box is not repeated here for prior art, and unable adjustment base's lower extreme is seted up flutedly, and the recess is the rectangular channel, and movable groove has been seted up to the upside of recess. The utility model discloses in, the control chain comes the downstream of control box, when the box is about to fall to the ground, the box extrudees to first buffer block with the ground downwards, first buffer block receives the extrusion force and warp, first buffer block warp the back and drives two sets of movable blocks and removes to opposite direction in the inside in activity groove, extrude the restraint spring at the in-process that removes as the movable block, convert power into elastic potential energy, come to cushion the motion of movable block, thereby alleviate the kinetic energy of box when falling to the ground, comfort level when the device uses has been strengthened through deformation repeatedly.

Description

A safe lift for housing construction

Technical Field

The utility model relates to a safe lift technical field especially relates to a safe lift for housing construction.

Background

At present, construction safety problems frequently occur in buildings, the construction main body engineering must be combined with a construction elevator in the construction process, the construction elevator is that a guide rail frame of a construction elevator is fixedly connected with a main structure of the building through a support, the construction elevator is used for vertical transportation in the building construction, and the elevator is a man-cargo dual-purpose elevator for carrying personnel and materials and is also called an external elevator due to the fact that the elevator is attached to the outer side of a building main body. In recent years, high-rise building construction elevators are used more and more commonly, but because the safety performance of products is different from that of ordinary manned elevators, the working environment of a construction site is poor, so that potential safety hazards often exist in equipment. For a construction elevator, the construction elevator is the only vertical transportation device capable of carrying people on a construction site, and improper safety management can cause the falling of a cage (also called a lift car) and the accidents of group death and group injury.

Chinese patent CN206126577U, a safety elevator for housing construction, comprising an isolation guardrail, a distribution box, a lifting mechanism, a lifting rope, a platform, a pulley, a pressure sensor, a ladder cage, a protection door, a buffer energy-absorbing plate, a tower, a controller, a motor, a brake, a slide rail and a buffer energy-absorbing spring, wherein the tower is located at the middle position of the isolation guardrail, the distribution box and the lifting mechanism are installed at the rear of the tower, the platform is arranged at the top of the tower, the pulley is installed on the platform, one end of the lifting rope is connected to the lifting mechanism, the other end of the lifting rope is connected to the ladder cage, the pressure sensor is arranged at the joint of the ladder cage and the lifting rope, the protection door is installed on the cage, the buffer energy-absorbing plate is arranged at the bottom of the ladder cage, the buffer spring is arranged in the buffer energy-absorbing plate, the lifting mechanism is formed by the motor and the brake together, and the lifting mechanism is electrically connected with the distribution box, the controller is arranged on the distribution box, a slide rail is arranged at the joint of the ladder cage and the tower frame, the pressure sensor is arranged at the joint of the ladder cage and the lifting rope of the safety elevator for building construction, the pressure sensor detects the net weight of the current ladder cage and transmits a detection result to the controller, when the weight is overloaded to 95 percent of the rated load capacity, the controller disconnects the power supply of the distribution box, the elevator stops working to prevent the lifting rope from breaking and accidents caused by the overweight load, the safety elevator for building construction is provided with two lifting ropes, when the single lifting rope of the elevator breaks, the other lifting rope plays a role in maintenance, the elevator cage is prevented from falling through the emergency stop of a brake or the emergency rescue at a reduced speed, the elevator is more stable due to the two lifting ropes, the weight in the ladder cage is dispersed, and the probability of the breakage of the lifting rope caused by the overweight elevator is reduced, ladder cage bottom is equipped with buffering energy-absorbing board, this buffering energy-absorbing board adopts elevator spring buffer's theory of operation, after taking place the lift and falling, buffering is adsorbed to the impact force to buffering energy-absorbing inboard inside buffering energy-absorbing spring, reduce the impact force that the lift falls, reduce the injury to personnel, the brake can brake the lift, make the lift in service stop or slow down, can carry out emergency stop when appearing dangerous and wait for the rescue or slowly fall back, the isolation barrier plays the isolation guard action, prevent that non-staff from getting into dangerous operational environment and taking place accident.

The device adsorbs the buffering through the spring to impact force at the in-process that uses, and under long-term service behavior, the spring receives the condition that pressure many times can lead to the spring to warp the damage, for this reason, we propose a safety lift for housing construction.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problem existing in the prior art and provides a safe elevator for house building construction.

In order to realize the above-mentioned purpose, the utility model discloses a following technical scheme, a safe lift for housing construction, the on-line screen storage device comprises a fixed base, unable adjustment base is the rectangular block, unable adjustment base's upper end fixed mounting has the box, the box is not repeated here for prior art, unable adjustment base's lower extreme is seted up flutedly, the recess is the rectangular channel, the movable slot has been seted up to the upside of recess, the movable slot is the rectangular channel, the inside symmetry movable mounting of movable slot has two sets of movable blocks, the movable block is the rectangular block, the lower extreme fixed mounting of two sets of movable blocks has first buffer block, first buffer block is the arc piece of "U" shape, the equal fixed mounting in one side that two sets of movable blocks deviate from each other has restraint spring, restraint spring keeps away from the one end fixed mounting in the side of movable slot, the downside equidistance fixed mounting of first buffer block has the non slipping spur, the non slipping block is triangle-strip piece for the cross section.

Preferably, two groups of moving grooves are symmetrically formed in two sides of the moving groove, the moving grooves are rectangular grooves, and restraining blocks are fixedly mounted on two sides of the moving block corresponding to the moving grooves and are rectangular blocks.

Preferably, the side surface of the movable block is provided with a constraint hole, the constraint hole is a circular through hole, a constraint groove is fixedly arranged at a position, corresponding to the constraint hole, of the side surface of the movable groove, the constraint groove is in a circular columnar shape, and the constraint groove penetrates through the constraint hole and is movably arranged in the constraint hole.

Preferably, a second buffer block is fixedly mounted on a side surface of the first buffer block.

Preferably, the second buffer block is an "S" shaped block.

Preferably, two sets of third buffer blocks are symmetrically and fixedly mounted on the lower side of the fixed base, and the third buffer blocks are arc-shaped blocks.

Advantageous effects

The utility model provides a safe lift for housing construction. The method has the following beneficial effects:

(1) this a safe lift for housing construction, the control chain comes the downstream of control box, when the box will fall to the ground, the box extrudees with ground to first buffer block downwards, first buffer block receives the extrusion force to warp, first buffer block warp the back and drives two sets of movable blocks and removes to opposite direction in the inside of activity groove, extrude the restraint spring at the in-process that removes as the movable block, convert power into elastic potential energy, come to cushion the motion of movable block, thereby alleviate the kinetic energy of box when falling to the ground, the comfort level when the device uses has been strengthened through deformation repeatedly.

(2) This a safety elevator for housing construction supports the deformation of first buffer block through the second buffer block, resumes the deformation of first buffer block through the second buffer block under the condition that first buffer block is not atress, strengthens the life of first buffer block.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a partial structure of the fixing base of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

Illustration of the drawings:

1. a fixed base; 2. a groove; 3. a movable groove; 4. a movable block; 5. a first buffer block; 6. a second buffer block; 7. a constraint hole; 8. a confinement groove; 9. a restraining spring; 10. a moving groove; 11. a constraint block; 12. a box body; 13. anti-skid blocks; 14. and a third buffer block.

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 efforts all belong to the protection scope of the present invention.

Example (b): a safety lifter for building construction is disclosed, as shown in figures 1-3, comprising a fixed base 1, wherein the fixed base 1 is a rectangular block, a box body 12 is fixedly arranged at the upper end of the fixed base 1, the box body 12 is not repeated in the prior art, a groove 2 is arranged at the lower end of the fixed base 1, the groove 2 is a rectangular groove, a movable groove 3 is arranged at the upper side of the groove 2, the movable groove 3 is a rectangular groove, two groups of movable blocks 4 are symmetrically and movably arranged in the movable groove 3, the movable blocks 4 are rectangular blocks, a first buffer block 5 is fixedly arranged at the lower ends of the two groups of movable blocks 4, the first buffer block 5 is a U-shaped arc block, a restraining spring 9 is fixedly arranged at one side of the two groups of movable blocks 4, one end of the restraining spring 9 far away from the movable block 4 is fixedly arranged at the side of the movable groove 3, the restraining spring 9 is not repeated in the prior art, anti-skidding blocks 13 are fixedly arranged on the lower side of the first buffer block 5 at equal intervals, and the anti-skidding blocks 13 are long blocks with triangular cross sections;

two groups of moving grooves 10 are symmetrically formed in two sides of the moving groove 3, the moving grooves 10 are rectangular grooves, restraining blocks 11 are fixedly arranged on two sides of the moving block 4 corresponding to the positions of the moving grooves 10, and the restraining blocks 11 are rectangular blocks;

the side surface of the movable block 4 is provided with a constraint hole 7, the constraint hole 7 is a circular through hole, a constraint groove 8 is fixedly arranged at the side surface of the movable groove 3 corresponding to the position of the constraint hole 7, the constraint groove 8 is in a circular column shape, and the constraint groove 8 penetrates through the constraint hole 7 and is movably arranged in the constraint hole 7;

a second buffer block 6 is fixedly arranged on the side surface of the first buffer block 5;

the second buffer block 6 is an S-shaped block;

two sets of third buffer blocks 14 are symmetrically and fixedly mounted on the lower side of the fixed base 1, and the third buffer blocks 14 are arc-shaped blocks.

The utility model discloses a theory of operation:

when using, the control chain comes the downstream of control box 12, when box 12 will fall to the ground, box 12 is downward extrudeed with ground to first buffer block 5, first buffer block 5 receives the extrusion force to warp, first buffer block 5 warp the back and drives two sets of movable block 4 and removes to opposite direction in the inside of activity groove 3, extrude restraint spring 9 at the in-process that removes when movable block 4, convert power into elastic potential energy, come to cushion the motion of movable block 4, thereby alleviate the kinetic energy of box 12 when falling to the ground.

Come to support first buffer block 5's deformation through second buffer block 6, come to resume first buffer block 5's deformation through second buffer block 6 under the condition that first buffer block 5 is not atress, strengthen first buffer block 5's life.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a safe lift for housing construction, includes unable adjustment base (1), its characterized in that: the fixing base (1) is a rectangular block, a box body (12) is fixedly mounted at the upper end of the fixing base (1), a groove (2) is formed in the lower end of the fixing base (1), the groove (2) is a rectangular groove, a movable groove (3) is formed in the upper side of the groove (2), the movable groove (3) is a rectangular groove, two groups of movable blocks (4) are symmetrically and movably mounted in the movable groove (3), the movable blocks (4) are rectangular blocks, a first buffer block (5) is fixedly mounted at the lower end of each group of movable blocks (4), the first buffer block (5) is a U-shaped arc block, a constraint spring (9) is fixedly mounted on one side of each group of the movable blocks (4) which deviates from each other, one end, far away from the movable blocks (4), of the constraint spring (9) is fixedly mounted on the side face of the movable groove (3), anti-skid blocks (13) are fixedly mounted at the lower side of the first buffer block (5) at equal intervals, the anti-skid block (13) is a long block with a triangular cross section.

2. A safety hoist for use in building construction according to claim 1, characterized in that: two sets of moving grooves (10) have been seted up to the bilateral symmetry of activity groove (3), and moving groove (10) are the rectangular channel, and the both sides of movable block (4) correspond the position fixed mounting of moving groove (10) and have about block (11), and about block (11) are the rectangular block.

3. A safety hoist for use in building construction according to claim 2, characterized in that: about hole (7) have been seted up to the side of movable block (4), about hole (7) are circular through-hole, and the position fixed mounting that the side of activity groove (3) corresponds about hole (7) has about groove (8), and about groove (8) are circular column, and about groove (8) run through about hole (7) and movable mounting is in the inside of about hole (7).

4. A safety hoist for use in building construction according to claim 3, characterized in that: and a second buffer block (6) is fixedly arranged on the side surface of the first buffer block (5).

5. A safety hoist for use in building construction according to claim 4, characterized in that: the second buffer block (6) is an S-shaped block.

6. A safety hoist for use in building construction according to claim 5, characterized in that: the lower side of the fixed base (1) is symmetrically and fixedly provided with two sets of third buffer blocks (14), and the third buffer blocks (14) are arc-shaped blocks.