CN219751861U - Emergency safety descending device of lifter - Google Patents

Abstract

The utility model discloses an emergency safety descending device of an elevator, which comprises a base and a scissor assembly frame arranged on the upper surface of the base, wherein a platform is arranged at the upper end of the scissor assembly frame, an emergency descending mechanism is arranged on the upper surface of the platform and comprises a motor fixedly connected to the upper surface of the platform, the output end of the motor is fixedly connected with two first line rollers, and the outer circular surfaces of the two first line rollers are fixedly connected with first fixing ropes. This emergent safe decline device of lift compares with the emergent safe decline device of current ordinary lift, when the emergent decline mechanism of device needs to use, the user can climb the cat ladder, and operating motor rotates, releases first fixed rope gradually, and emergent decline person just can follow the cat ladder and descend to ground, and this design can be under specific emergent condition, supplies the use personnel to descend and uses, and in addition, the device still accessible motor reversal conveys personnel or article to platform department.

Description

Emergency safety descending device of lifter

Technical Field

The utility model relates to the technical field of elevators, in particular to an emergency safety descending device for an elevator.

Background

The development of elevators is in a peak state, and since most manufacturers or individuals choose more multi-storey buildings in order to improve the utilization rate of the sites, a device is also needed to facilitate lifting and lowering the goods up and down, and since the common elevators have high cost and low bearing capacity, and are not suitable for loading tens of tons or hundreds of tons of goods, hydraulic elevators with high bearing capacity are developed to assist in production and transportation of goods. When the elevator is in use, the situation that the elevator cannot descend possibly occurs due to faults, and workers on the elevator cannot descend at the moment, so that potential safety hazards are caused.

The utility model provides an emergent safe decline device of lift of application number 202122950506.7, the device is through rotating the commentaries on classics handle, and the commentaries on classics handle drives the bull stick and rotates, and the bearing can reduce the wearing and tearing between bull stick and the containing box, rolls the rope ladder simultaneously and rolls up the ladder roller, and after the rolling was accomplished, will twist the inside that the bolt shifted into the containing box easily locks the ladder roller, but the device can't realize elevating gear's multifunctionality, and the stability on elevator rope ladder and chassis is also not good in addition.

In view of the above, an emergency safety descent apparatus for an elevator has been proposed, which is improved against the shortcomings of the conventional structure.

Disclosure of Invention

The utility model aims to provide an emergency safety descending device for an elevator, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an emergent safe decline device of lift, includes the base station and sets up in the fork group frame of cutting of base station upper surface, the platform is installed to the upper end of cutting fork group frame, the upper surface of platform is provided with emergent decline mechanism, emergent decline mechanism includes the motor of fixed connection in the platform upper surface, the output fixedly connected with of motor two first line rollers, two the equal fixedly connected with of the outer disc of first line roller is first fixed rope, two the one end fixedly connected with cat ladder of first fixed rope, the one end of first line roller is provided with the roller stand, and the lower extreme fixedly connected with of roller stand is in the upper surface of platform, the upper and lower hole position has been seted up to the surface of platform.

Further, the surface fixedly connected with second line roller of first line roller, the outer disc of second line roller is provided with the fixed rope of second, and the one end fixed rope of second is fixedly connected with the bottommost pole of cat ladder, the surface of base station is provided with four folding mechanism.

Further, the folding mechanism comprises an auxiliary groove formed in the outer surface of the base, and the outer surface of the base is fixedly connected with a supporting seat.

Further, the upper surface of supporting seat rotates and is connected with folding support arm, spacing hole has been seted up to folding support arm's surface.

Further, the upper surface of the base extends to the inner bottom of the auxiliary groove to form a limit groove, and the limit hole and the limit groove can be internally inserted with a fixing bolt.

Further, the lower surface fixedly connected with goes up and down outer pole of folding support arm, the inside sliding connection of going up and down outer pole has the lift interior pole, the lower extreme fixedly connected with lift interior pole of lift interior pole.

Further, a crawler moving device is arranged below the base, and a railing is arranged on the upper surface of the platform.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the emergency descending device, through the arrangement of the emergency descending mechanism, the motor, the first line roller, the first fixing rope, the climbing ladder, the roller seat and the upper and lower holes, when the emergency descending mechanism needs to be used, a user can climb up the climbing ladder, operate the motor to rotate, gradually release the first fixing rope, the emergency descending person can descend to the ground along with the climbing ladder, the emergency descending device can be used for descending a user under a specific emergency condition, and in addition, the emergency descending device can also be used for conveying the user or an article to the platform through the reverse rotation of the motor;

2. according to the utility model, through the arrangement of the second line roller and the second fixing rope, when a user uses the device, the lower end of the cat ladder is easy to swing in the process of climbing the cat ladder, so that the person is inconvenient to climb the cat ladder, the second fixing rope can be used for fixing the lower end of the cat ladder, the stability of the cat ladder is enhanced, and the second line roller can rotate along with the motor to release the rope;

3. according to the lifting device, the folding mechanism, the auxiliary groove, the supporting seat, the folding supporting arm, the limiting hole and the limiting groove are arranged, before the lifting device is used, the folding supporting arm can be rotated and unfolded, one end of the folding supporting arm rotates to the inside of the auxiliary groove in the process, and when the limiting hole and the limiting groove are aligned, the fixing bolt can be inserted.

Drawings

FIG. 1 is a schematic view of a partial perspective structure of the present utility model;

FIG. 2 is a schematic diagram of the overall front view of the present utility model;

fig. 3 is a schematic structural view of the emergency descent mechanism 4 of the present utility model;

fig. 4 is a schematic top sectional view of the folding mechanism 7 of the present utility model.

In the figure: 1. a base station; 2. a scissors fork group frame; 3. a platform; 4. an emergency descent mechanism; 41. a motor; 42. a first wire roll; 43. a first fixing rope; 44. a ladder stand; 45. a support base; 46. upper and lower hole positions; 5. a second wire roll; 6. a second fixing rope; 7. a folding mechanism; 71. an auxiliary groove; 72. a support base; 73. folding the support arm; 74. a limiting hole; 75. a limit groove; 8. lifting the outer rod; 9. lifting the inner rod; 10. a track movement device; 11. railing.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-3, an emergency safety descending device for an elevator comprises a base 1 and a scissor assembly frame 2 arranged on the upper surface of the base 1, wherein a platform 3 is arranged at the upper end of the scissor assembly frame 2, an emergency descending mechanism 4 is arranged on the upper surface of the platform 3, the emergency descending mechanism 4 comprises a motor 41 fixedly connected to the upper surface of the platform 3, the output end of the motor 41 is fixedly connected with two first wire rollers 42, the outer circular surfaces of the two first wire rollers 42 are fixedly connected with first fixing ropes 43, one ends of the two first fixing ropes 43 are fixedly connected with a ladder stand 44, one end of the first wire rollers 42 is provided with a roller seat 45, the lower end of the roller seat 45 is fixedly connected to the upper surface of the platform 3, an upper hole position 46 and a lower hole 46 are formed on the outer surface of the platform 3, when the emergency descending mechanism 4 is required to be used, a user can climb up the ladder stand 44 to operate the motor 41, the emergency descending person can descend to the ground along with the ladder 44 by gradually releasing the first fixing rope 43, the design can be used for descending by the user under the specific emergency condition, in addition, the device can also be used for reversing through the motor 41 to convey the user or the object to the platform 3, the outer surface of the first line roller 42 is fixedly connected with the second line roller 5, the outer circular surface of the second line roller 5 is provided with the second fixing rope 6, one end of the second fixing rope 6 is fixedly connected with the bottommost climbing rod of the ladder 44, the outer surface of the base table 1 is provided with four folding mechanisms 7, when the device is used by the user, the lower end of the ladder 44 is easy to swing in the process of climbing the ladder 44 at first, the user can conveniently climb up the ladder 44, the second fixing rope 6 can fix the lower end of the ladder 44, the stability of the ladder 44 is enhanced, the second line roller 5 can rotate along with the motor 41, releasing the rope;

as shown in fig. 4, the folding mechanism 7 includes an auxiliary groove 71 formed on the outer surface of the base 1, a supporting seat 72 is fixedly connected to the outer surface of the base 1, a folding supporting arm 73 is rotatably connected to the upper surface of the supporting seat 72, a limiting hole 74 is formed on the outer surface of the folding supporting arm 73, a limiting groove 75 is formed in the inner bottom of the auxiliary groove 71, a fixing bolt can be inserted into the limiting hole 74 and the limiting groove 75, the folding supporting arm 73 can be rotated and unfolded before the lifting device is used, one end of the folding supporting arm 73 rotates into the auxiliary groove 71 in the process, the fixing bolt can be inserted when the limiting hole 74 and the limiting groove 75 are aligned, the folding supporting arm can be folded and stored while the chassis stability of the lifting device is improved, a lifting outer rod 8 is fixedly connected to the lower surface of the folding supporting arm 73, a lifting inner rod 9 is slidingly connected to the inner part of the lifting outer rod 8, a lifting inner rod 9 is fixedly connected to the lower end of the lifting inner rod 9, a crawler moving device 10 is mounted below the base 1, and a railing 11 is arranged on the upper surface of the platform 3.

Working principle: when the emergency safety descending device of the elevator is used, firstly, when the emergency descending mechanism 4 of the elevator needs to be used, a user can climb up the ladder 44, the operation motor 41 rotates to gradually release the first fixing rope 43, an emergency descending person can descend to the ground along with the ladder 44, the emergency descending device can be used for descending by the user under specific emergency conditions, in addition, the emergency descending device can also be used for conveying personnel or objects to the platform 3 through the reverse rotation of the motor 41, when the emergency descending device is used by the user, the lower end of the ladder 44 is easy to swing in the process of climbing up the ladder 44, the personnel can conveniently take up the ladder 44, the second fixing rope 6 can fix the lower end of the ladder 44, the stability of the ladder 44 is enhanced, the second line roller 5 can rotate along with the motor 41 to release the rope, the folding support arm 73 can be rotated to be opened before the emergency descending device is used, one end of the folding support arm 73 rotates to the inside the auxiliary groove 71, and the limiting hole 74 can be inserted and fixed when the limiting groove 75 is aligned, and the emergency descending device can be used for improving the stability of the emergency descending device, and simultaneously taking up the safety of the elevator is a safety device.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (7)

1. The utility model provides an emergent safe decline device of lift, includes base station (1) and sets up in scissors group frame (2) of base station (1) upper surface, a serial communication port, scissors group frame (2) upper end is installed platform (3), the upper surface of platform (3) is provided with emergent decline mechanism (4), emergent decline mechanism (4) are including fixed connection in motor (41) of platform (3) upper surface, the output fixedly connected with of motor (41) two first wire roller (42), two the equal fixedly connected with of outer disc of first wire roller (42) first fixed rope (43), two the one end fixedly connected with cat ladder (44) of first wire roller (42), the one end of first wire roller (42) is provided with roller seat (45), and the lower extreme fixedly connected with of roller seat (45) is in the upper surface of platform (3), hole position (46) about the surface of platform (3) has been seted up.

2. The elevator emergency safety descent device according to claim 1, wherein the outer surface of the first wire roller (42) is fixedly connected with a second wire roller (5), the outer circular surface of the second wire roller (5) is provided with a second fixing rope (6), one end of the second fixing rope (6) is fixedly connected with a bottommost climbing rod of the climbing ladder (44), and the outer surface of the base station (1) is provided with four folding mechanisms (7).

3. An emergency safety descent device for an elevator according to claim 2, wherein the folding mechanism (7) comprises an auxiliary groove (71) provided on the outer surface of the base (1), and the outer surface of the base (1) is fixedly connected with a supporting seat (72).

4. An emergency safety descent apparatus for an elevator according to claim 3, wherein the upper surface of the support base (72) is rotatably connected with a folding support arm (73), and the outer surface of the folding support arm (73) is provided with a limit hole (74).

5. The emergency safety descent device for an elevator according to claim 4, wherein the upper surface of the base (1) extends to the inner bottom of the auxiliary groove (71) to form a limit groove (75), and the limit hole (74) and the limit groove (75) are internally inserted with a fixing bolt.

6. An emergency safety descent apparatus for an elevator according to claim 4, wherein the lower surface of the folding support arm (73) is fixedly connected with an outer lifting rod (8), and an inner lifting rod (9) is slidably connected to the inner lifting rod (8).

7. An emergency safety descent device for an elevator according to claim 1, characterized in that a crawler moving device (10) is installed under the base (1), and a railing (11) is provided on the upper surface of the platform (3).