CN217233186U

CN217233186U - Elevator door change gear structure

Info

Publication number: CN217233186U
Application number: CN202220652730.XU
Authority: CN
Inventors: 袁宇锋
Original assignee: Ningbo Yinzhou Aolixun Elevator Components Co ltd
Current assignee: Ningbo Yinzhou Aolixun Elevator Components Co ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-08-19
Anticipated expiration: 2032-03-24

Abstract

The utility model discloses an elevator door change gear structure relates to elevator accessory equipment technical field, including the change gear body, a plurality of strengthening ribs of change gear body internal surface fixedly connected with, one side that the change gear body was kept away from to the strengthening rib is connected with the bearing, the shaft hole has been seted up to the internal surface of bearing, the inside fixedly connected with race of change gear body, the race is made through cold forging technique integrated into one piece, a plurality of stoppers of the inside fixedly connected with of race, there is the polyurethane outer lane inside of race through the stopper joint, the equal fixedly connected with spring in inside of polyurethane outer lane both sides. The utility model discloses a set up change gear body, strengthening rib, bearing, shaft hole, race and polyurethane outer lane, adopt the cold forging method to reach the consumption of minimum energy and material to improve production efficiency reduce cost expenditure, avoid because the change gear technological effect is comparatively complicated when producing, thereby lead to change gear energy material to consume, be favorable to reducing energy consumption and finished product cost, be favorable to increasing substantially work efficiency simultaneously.

Description

Elevator door change gear structure

Technical Field

The utility model relates to an elevator accessory equipment technical field especially relates to an elevator door change gear structure.

Background

Along with the mass construction of modern high buildings, the elevator is widely used, so that the requirement on a change gear used on an elevator door system is higher and higher, the elevator door change gear is used for guiding and bearing the elevator door to move, generally, the change gear is rotationally fixed on the elevator door, and the change gear rolls along a preset track through a wheel groove arranged on the outer edge of the change gear, so that the elevator door is stably opened and closed.

The process effect is comparatively complicated when current change gear is produced, leads to change gear energy material consumption higher to reduce the production efficiency of change gear, and current polyurethane outer lane does not possess quick replacement's effect, and long-time use causes the not hard up condition to appear when polyurethane outer lane uses easily, thereby produces the noise and influences race and orbital cooperation, reduces the security when change gear uses.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and having current change gear when production technological effect comparatively complicated among the prior art, lead to change gear energy material to consume higher to reduce the production efficiency of change gear, and current polyurethane outer lane does not possess quick replacement's effect, the long-time condition that appears becoming flexible when using easily to cause polyurethane outer lane, thereby produce noise influence race and orbital cooperation, the shortcoming of the security when reducing the change gear and using, and the lift-cabin door change gear structure that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an elevator door change gear structure, includes the change gear body, a plurality of strengthening ribs of change gear body internal surface fixedly connected with, one side that the change gear body was kept away from to the strengthening rib is connected with the bearing, the shaft hole has been seted up to the internal surface of bearing, the inside fixedly connected with race of change gear body, the race is come by cold forging technology integrated into one piece, and a plurality of stoppers of its inside fixedly connected with, there is the polyurethane outer lane through the stopper joint in the inside of race, the equal fixedly connected with spring in inside of polyurethane outer lane both sides, the one end fixedly connected with locating piece of polyurethane outer lane is kept away from to the spring, a plurality of connecting blocks of polyurethane outer lane internal surface fixedly connected with.

Preferably, the change gear body is manufactured by a cold forging technology.

Preferably, the wheel groove is formed integrally by cold forging technology, positioning grooves are formed in two sides of the wheel groove, and the size of the positioning block is matched with the size of the positioning groove formed in the wheel groove.

Preferably, the number of the connecting blocks is multiple, and the connecting blocks are equal in size and distributed on the inner surface of the polyurethane outer ring in an annular array.

Preferably, the inner surface of the wheel groove is provided with a connecting groove, and the size of the connecting block is matched with the size of the connecting groove on the inner surface of the wheel groove.

Preferably, both sides of the connecting block are provided with limit grooves, and the size of the limit block is matched with the size of the limit grooves arranged on both sides of the connecting block.

Preferably, the bearing is in particular a hexagonal riveted joint bearing.

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

1. by arranging the change gear body, the reinforcing ribs, the bearings, the shaft holes, the wheel grooves and the polyurethane outer ring, the cold forging method is adopted to achieve the minimum consumption of energy and materials, so that the production efficiency is improved, the cost expenditure is reduced, the energy and material consumption of the change gear caused by the complex process effect of the change gear during production is avoided, the energy consumption and the finished product cost are reduced, and the working efficiency is greatly improved;

2. through setting up change gear body, polyurethane outer lane, spring, locating piece, connecting block and stopper, utilize locating piece and connecting block to connect polyurethane outer lane and change gear body, play quick replacement's effect simultaneously, thereby avoid because long-time use causes the polyurethane outer lane to damage the condition that produces the noise, be favorable to improving the change efficiency of polyurethane outer lane, be favorable to improving the security when change gear body wholly uses simultaneously.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of an elevator door change gear structure provided by the present invention;

fig. 2 is a schematic view of the internal structure of a change gear body of an elevator door change gear structure provided by the present invention;

fig. 3 is a schematic view of the internal structure of the polyurethane outer ring of the elevator door change gear structure provided by the present invention;

fig. 4 is a side view of the change gear structure of the elevator door of the present invention.

In the figure: 1. a change gear body; 2. reinforcing ribs; 3. a bearing; 4. a shaft hole; 5. a wheel groove; 6. a polyurethane outer ring; 7. a spring; 8. positioning blocks; 9. connecting blocks; 10. and a limiting 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.

Referring to fig. 1-4, an elevator door change gear structure comprises a change gear body 1, wherein a plurality of reinforcing ribs 2 are fixedly connected to the inner surface of the change gear body 1, one side, away from the change gear body 1, of each reinforcing rib 2 is connected with a bearing 3, each bearing 3 is specifically a hexagonal riveting bearing, a shaft hole 4 is formed in the inner surface of each bearing 3, a wheel groove 5 is fixedly connected to the inner portion of the change gear body 1, a plurality of limiting blocks 10 are fixedly connected to the inner portion of the wheel groove 5, a polyurethane outer ring 6 is clamped in the wheel groove 5 through the limiting blocks 10, springs 7 are fixedly connected to the inner portions of two sides of the polyurethane outer ring 6, one end, away from the polyurethane outer ring 6, of each spring 7 is fixedly connected with a positioning block 8, and a plurality of connecting blocks 9 are fixedly connected to the inner surface of the polyurethane outer ring 6;

utilize metal material's plastic deformation furthest to reach the product shape that is close to the finished product, adopt the cold forging method, be different from hot forging consumption too much heat energy, thereby improve change gear body 1's production efficiency, utilize strengthening rib 2 to play the enhancement effect to change gear body 1, polyurethane outer lane 6 passes through spring 7, the remaining change gear body 1 of locating piece 8 and connecting block 9 is connected, play the effect of amortization when satisfying change gear body 1 and using, be favorable to improving the wearability of change gear body 1 simultaneously.

Referring to fig. 1-3, the change gear body 1 is integrally formed by a cold forging technology, a semi-finished blank processed by the cold forging technology is precisely processed, so that the working efficiency can be greatly improved, and the energy consumption and the finished product cost can be effectively reduced.

Referring to fig. 2-3, the positioning grooves are formed in two sides of the interior of the wheel groove 5, the size of the positioning block 8 is matched with the size of the positioning groove formed in the interior of the wheel groove 5, and the positioning grooves are arranged to achieve the effect of limiting the positioning block 8, so that stable connection between the polyurethane outer ring 6 and the change gear body 1 is achieved.

Referring to fig. 2-3, the quantity of connecting block 9 is a plurality of, and a plurality of connecting blocks 9 size equals and is the distribution of annular array at 6 internal surfaces in polyurethane outer lane, and the stability when the setting of a plurality of connecting blocks 9 satisfies 6 surplus change gear bodies 1 in polyurethane outer lane connects avoids causing polyurethane outer lane 6 and race 5 not to laminate because of connecting unstability to cause the condition of change gear body 1 wearing and tearing.

Referring to fig. 2-3, the spread groove has been seted up to race 5 internal surface, and the size of connecting block 9 and the size looks adaptation that the spread groove was seted up to race 5 internal surface, and stopper 10 fixed connection is in the inside both sides of spread groove, and the setting of spread groove is favorable to carrying out the joint effect to connecting block 9, utilizes stopper 10 to play spacing effect to connecting block 9 simultaneously, satisfies stable connection between polyurethane outer lane 6 and the race 5.

Referring to fig. 2-3, both sides of the connecting block 9 are provided with limiting grooves, the size of the limiting block 10 is matched with the size of the limiting grooves arranged on both sides of the connecting block 9, and the arrangement of the limiting grooves is beneficial to the limiting block 10 to play a limiting and fixing effect on the connecting block 9 and is beneficial to improving the connection stability between the polyurethane outer ring 6 and the wheel groove 5.

The utility model discloses in, during the forging, metal material is high-quality low carbon alloy steel, utilize metal material's plastic deformation furthest to reach and be close finished product shape, adopt cold forging integrated into one piece method, be different from hot forging consumption too much heat energy, high efficiency, surface quality is good so that reach minimum energy and material consumption, the highest production efficiency, lowest cost expenditure, it is most advanced at present, the most economic processing method, the semi-manufactured goods blank that processes out with this method carries out the precision finishing, can improve work efficiency by a wide margin and effectively reduce energy consumption and finished product cost, utilize the cold forging technique to utilize the mould to produce change gear body 1;

when 6 need change in polyurethane outer lane, 6 one sides in extrusion polyurethane outer lane, extrusion spring 7 enters into the inside of polyurethane outer lane 6 behind the 8 atress of locating piece afterwards, deviates from 6 one side in polyurethane outer lane afterwards, loosens the extrusion to 6 one sides in polyurethane outer lane, takes out the inside of hanging wheel body 1 with polyurethane outer lane 6 completely to the completion is to the change of polyurethane outer lane 6.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. A change gear structure of an elevator door comprises a change gear body (1) and is characterized in that the inner surface of the change gear body (1) is fixedly connected with a plurality of reinforcing ribs (2), one side of the reinforcing rib (2) far away from the change gear body (1) is connected with a bearing (3), the inner surface of the bearing (3) is provided with a shaft hole (4), the internal part of the change gear body (1) is fixedly connected with a wheel groove (5), a plurality of limiting blocks (10) are fixedly connected inside the wheel groove (5), a polyurethane outer ring (6) is clamped inside the wheel groove (5) through the limiting blocks (10), the insides of both sides of the polyurethane outer ring (6) are fixedly connected with springs (7), one end of the spring (7) far away from the polyurethane outer ring (6) is fixedly connected with a positioning block (8), and a plurality of connecting blocks (9) are fixedly connected to the inner surface of the polyurethane outer ring (6).

2. Elevator door sheave structure according to claim 1, characterized in that the sheave body (1) is manufactured by cold forging technique.

3. The hanging wheel structure of elevator door according to claim 1, characterized in that the locating slot is opened on both sides of the inside of the pulley groove (5), and the size of the locating block (8) is matched with the size of the locating slot opened in the inside of the pulley groove (5).

4. The elevator door sheave structure of claim 1, wherein the number of the connecting blocks (9) is plural, and the connecting blocks (9) are equal in size and distributed on the inner surface of the polyurethane outer ring (6) in an annular array.

5. The hanging wheel structure of elevator door as claimed in claim 1, wherein the inner surface of the pulley groove (5) is provided with a connecting groove, and the size of the connecting block (9) is matched with the size of the connecting groove on the inner surface of the pulley groove (5).

6. The hanging wheel structure of elevator door according to claim 1, characterized in that the two sides of the connecting block (9) are provided with limiting grooves, and the size of the limiting block (10) is matched with the size of the limiting grooves arranged on the two sides of the connecting block (9).

7. Elevator door sheave structure according to claim 1, characterized in that the bearing (3) is embodied as a hexagonal riveted bearing.