CN220316979U - Elevator car roof protection mechanism - Google Patents

Abstract

The utility model discloses an elevator car roof protection mechanism, which belongs to the technical field of elevator protection and comprises a car, four groups of upright posts are fixed at the top end of the car, a cross rod is arranged between the upright posts, a movable rod is arranged below the cross rod, a screw is arranged at one end of the cross rod, a knob is fixed at one end of the screw, a screw sleeve is nested at the position of the movable rod corresponding to the screw, a guide rod is arranged at one side of the screw, and a guide hole is arranged at the position of the movable rod corresponding to the guide rod.

Description

Elevator car roof protection mechanism

Technical Field

The utility model relates to the technical field of elevator protection, in particular to an elevator car roof protection mechanism.

Background

An elevator is a transport apparatus for vertically transporting pedestrians or goods, the elevator serves a prescribed floor building, the vertically lifting elevator has a car, and the car and components disposed at the top end of the car are required to be overhauled and maintained regularly in the use process of the elevator, and workers are required to be protected by a protection mechanism in the maintenance process.

The existing elevator car roof protection mechanism protects maintenance personnel by arranging a fence on the top end of a car, and the mode can play a role in protection, but in the maintenance process, the cross bars between the fences are fixed and not adjustable, so that the maintenance personnel are inconvenient to operate due to the fact that the fences cover parts and operation space, the maintenance efficiency is affected, and the usability of the protection mechanism is poor.

Disclosure of Invention

The utility model mainly aims to provide an elevator car roof protection mechanism.

The aim of the utility model can be achieved by adopting the following technical scheme:

the utility model provides an elevator cab protection machanism, includes the car, the car top is fixed with four sets of stands, install the horizontal pole between the stand, the movable rod is installed to the horizontal pole below, inside screw rod that is provided with in horizontal pole one end, screw rod one end is fixed with the knob, the movable rod with the nested swivel nut that has on the corresponding position of screw rod, screw rod one side is provided with the guide bar, the movable rod with the guiding hole has been seted up on the corresponding position of guide bar, the guide bar with the horizontal pole and the car top is all through bolted connection, the guide bar runs through the guiding hole.

Preferably, the knob is welded with the screw, the bottom end of the screw is rotationally connected with the car, and the screw is in threaded connection with the threaded sleeve.

Preferably, the cross bars are arranged in three groups and are respectively arranged at the left side, the right side and the rear side of the car.

Preferably, a sliding rod is arranged on one side of the cross rod, connecting columns are fixed on two sides of the sliding rod, the connecting columns are welded with the cross rod, and the sliding rod is of a U-shaped structure.

Preferably, limiting blocks are welded at two ends of the sliding rod, and the diameter of each limiting block is larger than that of the sliding rod.

Preferably, the slide bar is sleeved with a collar, the inner diameter of the collar is larger than the diameter of the slide bar, and the diameter of the collar is smaller than the diameter of the limiting block.

Preferably, a safety rope is arranged on the lantern ring, the safety rope is bound with the lantern ring, and a lock catch is fixed at one end of the safety rope.

The beneficial technical effects of the utility model are as follows:

according to the utility model, a group of cross bars of the fence are set to be movable, the screw is driven to rotate through the knob, so that the screw sleeve is driven to move under the action of the screw thread, in the moving process, the guide rod and the guide hole guide the fence, the position of the fence can be adjusted, the parts to be maintained are completely exposed, meanwhile, the operation space of an maintainer is increased, the protection effect of the fence is ensured, the overhaul efficiency is effectively improved, and the use performance is high.

Drawings

Fig. 1 is a schematic view of the structure of a preferred embodiment of an elevator car roof protection mechanism according to the present utility model;

fig. 2 is a schematic view of the structure of a cross bar in a preferred embodiment of an elevator car protection mechanism according to the present utility model;

fig. 3 is a schematic view of the structure of the slide bar, the collar and the safety rope in a preferred embodiment of an elevator car protection mechanism according to the present utility model.

The reference numerals are explained as follows:

1. a car; 2. a column; 3. a cross bar; 4. a knob; 5. a screw; 6. a movable rod; 7. a guide rod; 8. a screw sleeve; 9. a guide hole; 10. a slide bar; 11. a collar; 12. a limiting block; 13. a safety rope; 14. and (5) connecting the columns.

Description of the embodiments

In order to make the technical solution of the present utility model more clear and obvious to those skilled in the art, the present utility model will be described in further detail with reference to examples and drawings, but the embodiments of the present utility model are not limited thereto.

As shown in fig. 1-3, the elevator car roof protection mechanism provided by the embodiment comprises a car 1, four groups of upright posts 2 are fixed at the top end of the car 1, a cross rod 3 is installed between the upright posts 2, a movable rod 6 is installed below the cross rod 3, a screw 5 is arranged inside one end of the cross rod 3, a knob 4 is fixed at one end of the screw 5, a threaded sleeve 8 is nested at the position of the movable rod 6 corresponding to the screw 5, a guide rod 7 is arranged at one side of the screw 5, a guide hole 9 is formed at the position of the movable rod 6 corresponding to the guide rod 7, the guide rod 7 is connected with the cross rod 3 and the top end of the car 1 through bolts, and the guide rod 7 penetrates through the guide hole 9.

The knob 4 is welded with the screw rod 5, the bottom end of the screw rod 5 is rotationally connected with the car 1, the screw rod 5 is in threaded connection with the threaded sleeve 8, the screw rod 5 is driven to rotate through the knob 4, the threaded sleeve 8 drives the movable rod 6 to move under the action of threads, and in the moving process, the guide rod 7 and the guide hole 9 guide the movable rod, so that the position of the movable rod can be adjusted.

The cross bars 3 are three groups and are respectively arranged on the left side, the right side and the rear side of the car 1, and a group of openings can be reserved for facilitating access of maintenance personnel to the top end of the car 1.

A slide bar 10 is arranged on one side of the cross bar 3, connecting columns 14 are fixed on two sides of the slide bar 10, the connecting columns 14 are welded with the cross bar 3, the slide bar 10 is of a U-shaped structure, and the slide bar 10 provides a sliding track for the lantern ring 11.

Limiting blocks 12 are welded at two ends of the sliding rod 10, the diameter of each limiting block 12 is larger than that of the sliding rod 10, and the limiting blocks 12 can prevent the lantern rings 11 from being separated from the sliding rod 10.

The slide bar 10 is sleeved with a lantern ring 11, the inner diameter of the lantern ring 11 is larger than the diameter of the slide bar 10, the diameter of the lantern ring 11 is smaller than the diameter of the limiting block 12, and the lantern ring 11 can freely slide on the slide bar 10 so as to be adjusted according to the position of an maintainer.

The safety rope 13 is arranged on the lantern ring 11, the safety rope 13 is in binding connection with the lantern ring 11, a lock catch is fixed at one end of the safety rope 13, one end of the safety rope 13 is connected with a waistband on an overhauler through the lock catch, and then the overhauler is further protected through the safety rope 13.

The working principle of the device is as follows: in the maintenance process, make safety rope 13 one end pass through the hasp and link to each other with the waistband on the maintainer, and then further protect the maintainer through safety rope 13, when the maintainer changes the position, lantern ring 11 can remove on slide bar 10, also change the position thereupon, when finding maintenance position or operating space is sheltered from by the rail, drive screw rod 5 through knob 4 and rotate, and then make its swivel nut 8 drive movable rod 6 under the screw action and remove, in the removal process, guide bar 7 and guiding hole 9 are directed it, can adjust its position, the part that will maintain is fully exposed, increase the operating space of maintainer simultaneously, not only guarantee its protection effect, effectively improve maintenance efficiency moreover, and the performance is high.

The above is merely a further embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto, and any person skilled in the art will be able to apply equivalents and modifications according to the technical solution and the concept of the present utility model within the scope of the present utility model disclosed in the present utility model.

Claims (7)

1. An elevator cab protection mechanism, characterized in that: including car (1), car (1) top is fixed with four sets of stands (2), install horizontal pole (3) between stand (2), movable rod (6) are installed to horizontal pole (3) below, inside screw rod (5) that are provided with in horizontal pole (3) one end, screw rod (5) one end is fixed with knob (4), movable rod (6) with nested swivel nut (8) in screw rod (5) corresponding position, screw rod (5) one side is provided with guiding rod (7), guiding hole (9) have been seted up in movable rod (6) with guiding rod (7) corresponding position, guiding rod (7) with horizontal pole (3) and car (1) top all pass through bolted connection, guiding rod (7) run through guiding hole (9).

2. The elevator car roof protection mechanism of claim 1, wherein: the knob (4) is welded with the screw rod (5), the bottom end of the screw rod (5) is rotationally connected with the car (1), and the screw rod (5) is in threaded connection with the screw sleeve (8).

3. The elevator car roof protection mechanism of claim 2, wherein: the cross bars (3) are arranged in three groups and are respectively arranged on the left side, the right side and the rear side of the car (1).

4. An elevator car roof protection mechanism according to claim 3, wherein: the novel sliding rod is characterized in that a sliding rod (10) is arranged on one side of the cross rod (3), connecting columns (14) are fixed on two sides of the sliding rod (10), the connecting columns (14) are welded with the cross rod (3), and the sliding rod (10) is of a U-shaped structure.

5. The elevator car roof protection mechanism of claim 4, wherein: limiting blocks (12) are welded at two ends of the sliding rod (10), and the diameter of each limiting block (12) is larger than that of the sliding rod (10).

6. The elevator car roof protection mechanism of claim 5, wherein: the sliding rod (10) is sleeved with a sleeve ring (11), the inner diameter of the sleeve ring (11) is larger than the diameter of the sliding rod (10), and the diameter of the sleeve ring (11) is smaller than the diameter of the limiting block (12).

7. The elevator car roof protection mechanism of claim 6, wherein: the safety rope (13) is arranged on the lantern ring (11), the safety rope (13) is bound with the lantern ring (11), and a lock catch is fixed at one end of the safety rope (13).