CN217296837U

CN217296837U - Building construction elevator with prevent weighing down buffer

Info

Publication number: CN217296837U
Application number: CN202221019898.3U
Authority: CN
Inventors: 徐望宁; 潘亚萍; 朱伟亮
Original assignee: China Construction Second Engineering Bureau Co Ltd
Current assignee: China Construction Second Engineering Bureau Co Ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-08-26
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses a building construction elevator with an anti-falling buffer device, which comprises a bearing mechanism, a lifting mechanism and a buffer protection mechanism; the bearing mechanism comprises a lift car, a guide rod, a reduction gearbox, a base and a top plate; the lifting mechanism is arranged on the top plate and is connected with the lift car; the buffer protection mechanism comprises a supporting plate, a buffer spring, a limiting column and a movable support, and a groove is formed in the position, corresponding to the lift car, on the base; the limiting column is vertically arranged in the groove; the buffer spring is sleeved on the limiting column; the movable bracket is movably connected with the limiting column; the supporting plate is fixedly arranged at the top of the movable support. The utility model has the advantages that the buffer spring plays a role in damping and buffering the lift car; the movable support is matched with the existing stop block to limit the moving position interval of the support plate, so that the repeated oscillation of the lift car is avoided; the movable support is connected with a plurality of limiting columns, so that the moving stability of the supporting plate is effectively enhanced, the elevator is lower in cost, convenient to install and transport and high in popularization and application value.

Description

Building construction elevator with prevent weighing down buffer

Technical Field

The utility model belongs to the technical field of the construction equipment, in particular to construction elevator with prevent weighing down buffer.

Background

The construction elevator is also called a construction elevator, is a manned cargo-carrying construction machine frequently used in buildings, is used for conveying personnel and materials and is generally used in the construction of buildings, and is mainly used for the construction of buildings such as internal and external decoration of high-rise buildings, bridges, chimneys and the like.

The construction elevator is well guaranteed in the aspect of safety, firstly, the construction elevator is electrically safe, and is provided with five travel switches such as a sliding door travel switch, a side-by-side door travel switch, a top door travel switch, an upper limit travel switch and a lower limit travel switch, and as long as any travel switch is in a protection state, the motor can be in a braking state. When the electrical switches are completely out of order, the construction elevator also has a safety barrier, namely an anti-falling safety device, and the falling speed of the elevator is greater than the speed set by the anti-falling device, and the anti-falling device can brake to control the falling speed of the cage, so that the safety of the elevator is ensured.

Although the electrical control and the falling protector protect the construction safety to a great extent, a plurality of construction elevators still have faults each year, which causes the loss of manpower and materials, the construction elevators in the prior art are generally not provided with falling prevention devices for saving the cost, and if the elevators are easy to cause the falling condition when meeting equipment or human factors, the equipment damage and the casualties are caused, so that the construction elevators have great potential safety hazards; a small part of building construction elevators can adopt residential elevator buffers as additional protection, but the buffers often need a large amount of time for installation, the construction cost is greatly improved, and the buffers are difficult to widely popularize and apply in construction sites.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a construction elevator with prevent weighing down buffer to solve the problem that construction elevator protection and cost are difficult to compromise, traditional protector installation difficulty among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a building construction elevator with an anti-falling buffer device comprises a bearing mechanism, a lifting mechanism and a buffer protection mechanism;

the bearing mechanism comprises a lift car, a guide rod, a reduction gearbox, a base and a top plate, wherein the top plate is arranged right above the base, and two ends of the top and bottom of the guide rod are fixedly connected with the base and the top plate respectively; the car is arranged between the base and the top plate; one end of the reduction gearbox is connected with the guide rod in a sliding manner, and the other end of the reduction gearbox is fixedly connected with the lift car;

the lifting mechanism is arranged on the top plate and is connected with the lift car;

the buffer protection mechanism comprises a supporting plate, a buffer spring, a limiting column and a movable support, and a groove is formed in the position, corresponding to the car, on the base; the limiting column is vertically arranged in the groove; the buffer spring is sleeved on the limiting column; the longitudinal section of the movable support is U-shaped, and the movable support is arranged on the buffer spring and is movably connected with the limiting column; the supporting plate is fixedly arranged at the top of the movable support.

Further, the lifting mechanism comprises a motor, a winding drum and a rope, and the motor is fixedly arranged at the top of the top plate; the winding drum is connected with the power output end of the motor; one end of the rope is wound on the winding drum, and the other end of the rope is fixedly connected with the lift car; the base is provided with a controller, and the controller is electrically connected with the motor.

Furthermore, the bottom of the buffer spring is fixedly connected with the base, and the top of the buffer spring is fixedly connected with the bottom of the movable support.

Furthermore, the transverse plate body of the movable support is provided with a preformed hole corresponding to the limiting column and sleeved on the limiting column.

Furthermore, a limit stop is arranged at the top of the limit column, and the size of the limit stop is larger than that of a reserved hole of the movable support.

Further, the guide rods are arranged at intervals around the car.

Furthermore, the limiting columns are arranged at intervals.

Further, the size of the supporting plate is adapted to the size of the groove of the base.

The utility model discloses following beneficial effect has:

1. the utility model provides a building construction elevator with prevent weighing down buffer, through setting up buffering protection machanism, effectively reduce the harm consequence that causes when the car takes place to fall, through buffer spring, play the effect of shock attenuation buffering to the car, reduce the probability of equipment damage and casualties, reduced the potential safety hazard; the movable support is matched with the existing stop block to limit the moving position interval of the support plate, so that the repeated oscillation of the lift car is avoided, and the damage result is further reduced; the movable support is connected with a plurality of spacing posts, effectively strengthens the stationarity that the backup pad moved, avoids the interior gravity distribution of car uneven, leads to the backup pad to take place serious slope thereupon.

2. The utility model provides a pair of construction elevator with prevent weighing down buffer compares with the elevator buffer who uses at present, and the buffering protection machanism simple structure of this elevator, the cost is lower, is convenient for have higher popularization and application and worth at the installation transportation of job site.

Drawings

Fig. 1 is a schematic view of the overall structure of a building construction elevator according to the present invention;

fig. 2 is a cross-sectional view of the present invention shown in fig. 1;

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

In the figure: 1-a bearing mechanism, 11-a car, 12-a guide rod, 13-a reduction gearbox, 14-a base, 15-a top plate, 2-a lifting mechanism, 21-a motor, 22-a winding drum, 23-a rope, 3-a buffer protection mechanism, 31-a support plate, 32-a buffer spring, 33-a limit column and 34-a movable support.

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.

As shown in fig. 1 and 2, the utility model provides a pair of construction elevator with prevent weighing down buffer, including bearing mechanism 1, elevating system 2 and buffering protection machanism 3, elevating system 2 control bears the rising and the decline of mechanism 1, and buffering protection machanism 3 carries out additional protection under the condition that unexpected the falls appears in bearing mechanism 1, reduces the harm consequence.

Bearing mechanism 1 includes car 11, guide arm 12, reducing gear box 13, base 14 and roof 15, and roof 15 sets up directly over base 14, vertically sets up guide arm 12 between base 14 and the roof 15, and the top bottom both ends of guide arm 12 link firmly with base 14 and roof 15 respectively, and car 11 sets up between base 14 and roof 15 to be connected with guide arm 12 through reducing gear box 13, reducing gear box 13 one end and guide arm 12 sliding connection, the other end links firmly with car 11.

The guide rods 12 are arranged around the car 11 at intervals, the reduction boxes 13 are correspondingly arranged at intervals, anti-falling protection measures are added, the running safety of the elevator is improved, the reduction boxes 13 are conventional elevator reduction boxes, and for those skilled in the art, the specific structure and principle of the reduction boxes are familiar, and the detailed description is omitted.

The lifting mechanism 2 comprises a motor 21, a winding drum 22 and a rope 23, the motor 21 is fixedly arranged at the top of the top plate 15, the winding drum 22 is connected with the power output end of the motor 21, one end of the rope 23 is wound on the winding drum 22, the other end of the rope 23 is fixedly connected with the lift car 11, and the rope 23 is made of stainless steel materials. The base 14 is provided with a controller, and the controller is electrically connected with the motor 21. The controller controls the working state of the motor 21 to realize the ascending and descending of the car 11.

As shown in fig. 3, the buffer protection mechanism 3 includes a support plate 31, a buffer spring 32, a limit post 33 and a movable support 34, a groove is formed on the base 14 at a position corresponding to the car 11, the limit post 33 is vertically arranged in the groove, the buffer spring 32 is sleeved on the limit post 33, and the bottom of the buffer spring is fixedly connected with the base 14; the longitudinal section of movable support 34 is the U type, its bottom links firmly with buffer spring 32, horizontal plate body corresponds spacing post 33 and sets up the preformed hole, make its cover establish on spacing post 33, realize movable support 34 and spacing post 33's swing joint, spacing post 33 top sets up limit stop, limit stop's size is greater than movable support 34's preformed hole size, prevent that movable support 34 from popping out from spacing post 33, the shift position interval of restriction backup pad 31, avoid causing the repeated oscillation of car 11, backup pad 31 sets up at movable support 34 top, its bottom links firmly with movable support 34's coexistence portion top, backup pad 31's size suits with the recess size of base 14.

Spacing post 33 interval sets up a plurality ofly, and simultaneously, the movable support 34 cover is established on spacing post 33, guarantees movable support 34's steady removal, avoids because gravity distributes unevenly in the car 11, leads to the backup pad to take place serious slope thereupon, improves buffering effect.

When the elevator is induced to fall when meeting equipment or human factors, the car 11 falls onto the supporting plate 31, the supporting plate 31 moves downwards, and the buffer spring 32 is compressed through the movable support 34, so that the damping and buffering of the car 11 are realized, the equipment damage and the casualty condition are reduced, and the safety guarantee of a construction site is increased.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a construction elevator with prevent weighing down buffer which characterized in that: comprises a bearing mechanism (1), a lifting mechanism (2) and a buffer protection mechanism (3);

the bearing mechanism (1) comprises a car (11), a guide rod (12), a reduction gearbox (13), a base (14) and a top plate (15), wherein the top plate (15) is arranged right above the base (14), and two ends of the top and bottom of the guide rod (12) are fixedly connected with the base (14) and the top plate (15) respectively; the car (11) is arranged between the base (14) and the top plate (15); one end of the reduction gearbox (13) is connected with the guide rod (12) in a sliding manner, and the other end of the reduction gearbox is fixedly connected with the car (11);

the lifting mechanism (2) is arranged on the top plate (15) and is connected with the lift car (11);

the buffer protection mechanism (3) comprises a supporting plate (31), a buffer spring (32), a limiting column (33) and a movable support (34), and grooves are formed in the positions, corresponding to the car (11), on the base (14); the limiting column (33) is vertically arranged in the groove; the buffer spring (32) is sleeved on the limiting column (33); the longitudinal section of the movable support (34) is U-shaped, and the movable support (34) is arranged on the buffer spring (32) and is movably connected with the limiting column (33); the supporting plate (31) is fixedly arranged at the top of the movable support (34).

2. The building construction elevator with the anti-falling buffer device according to claim 1, characterized in that: the lifting mechanism (2) comprises a motor (21), a winding drum (22) and a rope (23), and the motor (21) is fixedly arranged at the top of the top plate (15); the winding drum (22) is connected with the power output end of the motor (21); one end of the rope (23) is wound on the winding drum (22), and the other end of the rope is fixedly connected with the car (11); the base (14) is provided with a controller, and the controller is electrically connected with the motor (21).

3. The building construction elevator with the anti-falling buffer device according to claim 1, characterized in that: the bottom of the buffer spring (32) is fixedly connected with the base (14), and the top of the buffer spring is fixedly connected with the bottom of the movable support (34).

4. The building construction elevator with the anti-falling buffer device according to claim 1, characterized in that: the transverse plate body of the movable support (34) is provided with a preformed hole corresponding to the limiting column (33) and sleeved on the limiting column (33).

5. The building construction elevator with the anti-falling buffer device is characterized in that: and the top of the limiting column (33) is provided with a limiting stop, and the size of the limiting stop is larger than that of a reserved hole of the movable support (34).

6. The building construction elevator with the anti-falling buffer device according to claim 1, characterized in that: the guide rods (12) are arranged at intervals around the lift car (11).

7. The building construction elevator with the anti-falling buffer device according to claim 1, characterized in that: the limiting columns (33) are arranged at intervals.

8. The building construction elevator with the anti-falling buffer device according to claim 1, characterized in that: the size of the supporting plate (31) is adapted to the size of the groove of the base (14).