CN210968711U

CN210968711U - Escalator step wheel dismounting tool

Info

Publication number: CN210968711U
Application number: CN201921807693.XU
Authority: CN
Inventors: 马飞; 黄超; 潘峻; 林凡; 汤光志
Original assignee: Wuhan Metro Operation Co ltd
Current assignee: Wuhan Metro Operation Co ltd
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-07-10
Anticipated expiration: 2029-10-25

Abstract

The utility model provides an automatic staircase ladder wheel extracting tool, the on-line screen storage device comprises a base, the screw hole of terminal surface about it has been link up is opened to the base both sides, wear to be equipped with first connecting axle and second connecting axle in two screw holes respectively, the top of first connecting axle and second connecting axle is equipped with the screw thread seat that is on a parallel with the base, screw thread seat, base and connecting axle pass through nut locking and are whole, be equipped with load backing plate and linear bearing between screw thread seat and the base, load backing plate and linear bearing slide from top to bottom along the connecting axle, the center of screw thread seat is connected with the screw rod, and the top of screw rod is equipped with the swing arm. The utility model discloses simple structure, reasonable in design can dismantle automatic escalator ladder wheel fast, easy operation, swift, and production efficiency has been guaranteed to labour saving and time saving.

Description

Escalator step wheel dismounting tool

Technical Field

The utility model relates to a machinery dismouting technical field specifically is an automatic staircase step wheel extracting tool.

Background

In the elevator trade, automatic staircase step wheel needs often to be changed for vulnerable part, nevertheless because among the prior art, does not have suitable step wheel extracting tool, leads to the change process loaded down with trivial details, has increased maintenance duration, extravagant a large amount of manpower and materials.

In the prior art: 1. when the common three-jaw puller is used for dismounting, the rubber wheel and the bearing fall off due to the deformation of the rubber wheel, and the step wheel cannot be dismounted at one time; 2. due to the adoption of the tray type bearing dismounting mode, the bottom plate can not extend into the step wheel to operate due to the limitation of the thickness between the step wheel and the step seat.

Disclosure of Invention

The utility model provides an automatic staircase ladder wheel extracting tool, easy operation, swift, labour saving and time saving has guaranteed the efficiency of dismantling automatic staircase ladder wheel.

The utility model provides a technical scheme: the utility model provides an automatic staircase step wheel extracting tool, includes the base, the screw hole that has a perfect understanding its upper and lower terminal surface is opened to the base both sides, wear to be equipped with first connecting axle and second connecting axle in two screw holes respectively, the top of first connecting axle and second connecting axle is equipped with the screw thread seat that is on a parallel with the base, screw thread seat, base and connecting axle pass through the nut locking as whole, be equipped with load backing plate and linear bearing between screw thread seat and the base, load backing plate and linear bearing slide from top to bottom along the connecting axle, the center of screw thread seat is connected with the screw rod, and the top of screw rod is equipped with the swing arm.

Furthermore, the bearing base plate is provided with a positioning block, two ends of the joint of the positioning block and the bearing base plate are provided with sliding chutes, and the positioning block is connected through an adjusting nut and can move back and forth along the bearing base plate so as to adapt to step wheels with different sizes and position the step wheels.

Furthermore, the side of locating piece is equipped with the locating pin and is used for carrying out spacing latch hook to screw thread seat and load backing plate.

Furthermore, the latch hook is L type, and the top of latch hook is equipped with the trip that is used for buckle screw thread seat.

Furthermore, the left side and the right side of the base are provided with screw holes, and grooves are arranged at the screw holes, and the bottoms of the corresponding bearing backing plates are provided with bumps in a matching way and used for jointing the bearing backing plates and the base.

Furthermore, the screw thread seat is T-shaped, and a screw thread connecting shaft is arranged at the axis of the screw thread seat and matched with the screw rod through screw threads and can freely rotate and stretch.

The utility model discloses simple structure, reasonable in design blocks the bearing in the step wheel through the load backing plate, makes bearing and rubber wheel at dismantling the in-process difficult separation, and when dismantling, load backing plate and base laminating, the base becomes the bearing and dismantles in-process atress part, both can dismantle the in-process at the step wheel and once only block the bearing, and through the principle that the base laminating is strengthened again, make load backing plate non-deformable, solved the efficiency problem that the step wheel was dismantled. The utility model is simple in operation, swift, labour saving and time saving can dismantle automatic escalator step wheel fast.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the split structure of the present invention;

fig. 3-5 are schematic views of the operation of the present invention;

fig. 6 is a schematic structural view of an escalator step wheel;

in the figure: the locking device comprises a base 1, a groove 1-1, a first connecting shaft 2, a second connecting shaft 3, a threaded seat 4, a threaded connecting shaft 4-1, a force bearing backing plate 5, a projection 5-1, a linear bearing 6, a screw rod 7, a rotating rod 8, a positioning block 9, an adjusting nut 10, a positioning pin 11, a locking hook 12 and a hook 12-1.

Detailed Description

The present invention will be further explained with reference to the drawings and examples. Embodiments are shown in fig. 1 to 6, and the following technical solutions shown in the drawings are specific solutions of the embodiments of the present invention, and are not intended to limit the scope of the claimed invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are merely for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The utility model provides an automatic staircase step wheel extracting tool, includes base 1, open 1 both sides of base has the screw hole that link up its upper and lower terminal surface, wear to be equipped with first connecting axle 2 and second connecting axle 3 in two screw holes respectively, the top of first connecting axle 2 and second connecting axle 3 is equipped with the screw thread seat 4 that is on a parallel with base 1, screw thread seat 4, base 1 and connecting axle pass through the nut locking as whole, be equipped with load backing plate 5 and linear bearing 6 between screw thread seat 4 and the base 1, load backing plate 5 and linear bearing 6 slide from top to bottom along the connecting axle, the center of screw thread seat 4 is connected with screw rod 7, and the top of screw rod 7 is equipped with swing arm 8.

The positioning block 9 is arranged on the bearing base plate 5, sliding grooves are formed in two ends of the joint of the positioning block 9 and the bearing base plate 5, the positioning block 9 is connected through an adjusting nut 10 and can move back and forth along the bearing base plate 5 to adapt to step wheels of different sizes and position the step wheels.

And the side surface of the positioning block 9 is provided with a positioning pin 11 and a locking hook 12 for limiting the threaded seat 4 and the bearing backing plate 5.

The locking hook 12 is L type, and the top end of the locking hook 12 is provided with a hook 12-1 for buckling the threaded seat 4.

The left side and the right side of the base 1 are provided with threaded holes, and the threaded holes are respectively provided with a groove 1-1, and the bottom of the corresponding bearing backing plate 5 is provided with a lug 5-1 in a matching way for the bearing backing plate 5 to be attached and connected with the base 1.

The threaded seat 4 is T-shaped, and a threaded connecting shaft 4-1 is arranged at the axis of the threaded seat 4 and is matched with the screw 7 through threads and can freely rotate and stretch.

Wherein the threaded seat, the base and the connecting shaft are locked into a whole through the nut. The bearing backing plate, the linear bearing, the positioning block, the positioning pin, the adjusting nut, the locking hook and the like are integrated parts and can slide up and down along the connecting shaft. When the integral component composed of the bearing base plate, the linear bearing, the positioning block, the positioning pin, the adjusting nut, the locking hook and the like moves up and down, the integral is limited through the locking hook. The locating piece plays the effect of dismantling the in-process location ladder wheel to can remove and lock through adjusting nut, in order to adapt to the not ladder wheel of equidimension, reduce artifical location time. The screw rod is matched with the threaded seat through threads and can freely rotate and stretch out and draw back, so that the force application effect in the disassembly process is achieved.

The utility model discloses during the use, concrete operating procedure as follows:

(1) the integral component composed of the bearing base plate, the linear bearing, the positioning block, the positioning pin, the adjusting nut, the locking hook and the like moves upwards and is positioned by the limiting function of the locking hook and the threaded seat, as shown in figure 4;

(2) the whole body is clamped into the step wheel, and the bearing backing plate supports the step wheel, as shown in figure 5;

(3) the locking hook is loosened and the integral tool is slid, so that after the force bearing base plate is attached to the base, the rotary rod is rotated, and the step wheel is detached through the feeding of the screw rod, as shown in the attached drawing 6.

The above description is only a detailed description of the specific embodiments of the present invention, and the present invention is not limited thereto, and any modifications, equivalent replacements, improvements, etc. made on the design concept of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an automatic staircase stair wheel extracting tool, its characterized in that includes base (1), base (1) both sides are opened has the screw hole that link up its upper and lower terminal surface, wear to be equipped with first connecting axle (2) and second connecting axle (3) in two screw holes respectively, the top of first connecting axle (2) and second connecting axle (3) is equipped with screw thread seat (4) that are on a parallel with base (1), screw thread seat (4), base (1) and connecting axle pass through nut locking as whole, be equipped with load backing plate (5) and linear bearing (6) between screw thread seat (4) and base (1), load backing plate (5) and linear bearing (6) slide from top to bottom along the connecting axle, the center of screw thread seat (4) is connected with screw rod (7), and the top of screw rod (7) is equipped with swing arm (8).

2. The escalator step wheel puller of claim 1, wherein: the stair wheel is characterized in that positioning blocks (9) are arranged on the bearing base plate (5), sliding grooves are formed in two ends of the joint of each positioning block (9) and the corresponding bearing base plate (5) and are connected through adjusting nuts (10), and the positioning blocks (9) can move back and forth along the bearing base plates (5) to adapt to stair wheels of different sizes and position the stair wheels.

3. The escalator step wheel puller of claim 2, wherein: the side of the positioning block (9) is provided with a positioning pin (11) and a locking hook (12) used for limiting the threaded seat (4) and the bearing base plate (5).

4. The escalator step pulley dismantling tool according to claim 3, characterized in that the locking hook (12) is L type, and the top end of the locking hook (12) is provided with a hook (12-1) for buckling the threaded seat (4).

5. The escalator step wheel puller of claim 1, wherein: the left side and the right side of the base (1) are provided with threaded holes, and grooves (1-1) are arranged at the threaded holes, and the bottoms of the corresponding bearing backing plates (5) are provided with bumps (5-1) in a matching manner, so that the bearing backing plates (5) are attached to the base (1).

6. The escalator step wheel puller of claim 1, wherein: the threaded seat (4) is T-shaped, a threaded connecting shaft (4-1) is arranged at the axis of the threaded seat (4), and the threaded connecting shaft is matched with the screw rod (7) through threads and can freely rotate and stretch.