CN219638733U

CN219638733U - Roller shutter door flywheel device

Info

Publication number: CN219638733U
Application number: CN202223359374.1U
Authority: CN
Inventors: 刘惠
Original assignee: Shanghai Dingshi Door Industry Co ltd
Current assignee: Shanghai Dingshi Door Industry Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-09-05
Anticipated expiration: 2032-12-14

Abstract

The utility model discloses a roller shutter door flywheel device, which belongs to the technical field of roller shutter doors, and particularly relates to a roller shutter door flywheel device, comprising a flywheel serving as a connecting base frame, wherein a bearing component is connected to the flywheel and comprises a bearing arranged at the central position of the flywheel, a plurality of connecting grooves are formed in the outer side of the bearing, a plurality of groups of piston pipes are arranged in a one-to-one correspondence manner with the connecting grooves, a threaded seat in threaded fit with the connecting grooves is connected to the bottom end of each piston pipe, the threaded seat is matched with the connecting grooves, the piston pipes are connected with the bearing in a threaded fit manner, the piston pipes are conveniently connected with the bearing in a separated manner, the subsequent operations such as replacement and overhaul of the piston pipes are facilitated, the disassembly and assembly operations are simple, and the situation that the whole bearing is replaced due to damage of the piston pipes can be avoided.

Description

Roller shutter door flywheel device

Technical Field

The utility model relates to the technical field of roller shutter doors, in particular to a roller shutter door flywheel device.

Background

At present, a roller shutter door flywheel device is used for being installed at two ends of a roller shutter door, has the functions of bearing the weight and rotating the roller shutter door, and comprises a flywheel disc and a rotating device installed at the center of the flywheel disc, wherein the rotating device is generally formed by a bearing and a rotating shaft, after the roller shutter door is used for a long time, the flywheel disc is easy to save lubricity, so that the roller shutter door is inconvenient to open and close, and the problem existing in the roller shutter door is solved. Therefore, we propose a roller shutter door flywheel device.

According to the roller shutter door flywheel device disclosed in the patent application number CN201921657749.8, after the roller shutter door is used for a long time, when the roller shutter door is opened or closed untimely, lubricating oil in an oil conveying pipe is input into a ball shell in a shaft shell, and the ball in the ball shell is oiled and lubricated, however, the roller in a bearing of the flywheel is required to be lubricated by an operator through the oil conveying pipe at an irregular time, and meanwhile, the position of the flywheel is higher, so that the roller shutter door flywheel device is very inconvenient to operate;

the utility model provides a rolling slats door flywheel device that patent application number CN202220125230.0 discloses, includes the flywheel, the locating hole that multiunit equidistance was distributed has been seted up on the flywheel surface, fixed mounting has the bearing in the middle of the flywheel, the inner tube is installed to the inboard of bearing, the outer axle of bearing is provided with four sets of equidistant piston tubes that distribute, the piston tube all with the bearing inboard communicates each other, every group the equal swing joint of piston tube inboard has the graphite post, and the above-mentioned patent makes graphite post at the intraductal motion of piston under flywheel pivoted centrifugal force effect, lubricates the ball of bearing through the stone mill post, but in long-time use, the piston tube can unavoidable impaired and stone mill post also can be used up changing, because the piston tube is fixed in the bearing outside, is comparatively loaded down with trivial details to the piston tube dismouting.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.

Therefore, the utility model aims to provide the roller shutter door flywheel device, the threaded seat is matched with the connecting groove, the piston tube is connected with the bearing in a threaded matched connection mode, the piston tube is conveniently connected with the bearing in a separated mode, the subsequent operations such as replacement and overhaul of the piston tube are convenient, and the dismounting operation is simple.

In order to solve the technical problems, according to one aspect of the present utility model, the following technical solutions are provided:

a roller shutter door flywheel device, comprising:

as a flywheel connected to the base frame;

the bearing component is connected to the flywheel and comprises a bearing arranged at the central position of the flywheel, and a plurality of connecting grooves are formed in the outer side of the bearing;

the piston tube is provided with a plurality of groups, the piston tubes of the plurality of groups are arranged in one-to-one correspondence with the connecting grooves, and the bottom end of the piston tube is connected with a thread seat which is in threaded fit with the connecting grooves.

As a preferable embodiment of the roller shutter door flywheel device of the present utility model, the roller shutter door flywheel device comprises: the connecting grooves are arranged in an annular equidistant manner along the outer side of the bearing by taking the axis of the bearing as a circle.

As a preferable embodiment of the roller shutter door flywheel device of the present utility model, the roller shutter door flywheel device comprises: and the flywheel is connected with a dustproof part corresponding to the outer side of the bearing.

As a preferable embodiment of the roller shutter door flywheel device of the present utility model, the roller shutter door flywheel device comprises: the dustproof part comprises a dustproof cover connected to the outer side of the flywheel, and a through hole matched with the bearing is formed in the center of the dustproof cover.

As a preferable embodiment of the roller shutter door flywheel device of the present utility model, the roller shutter door flywheel device comprises: the inner side of the flywheel is provided with an internal thread, and the inner side of the dust cover is provided with a thread groove which is assembled with the internal thread.

As a preferable embodiment of the roller shutter door flywheel device of the present utility model, the roller shutter door flywheel device comprises: the inner side of the thread seat is provided with a through hole communicated with the piston tube and the bearing.

Compared with the prior art: the screw thread seat cooperates with the spread groove, connects piston tube and bearing, screw thread complex connected mode, conveniently with piston tube and bearing separation connection, be convenient for follow-up operation such as change maintenance to the piston tube, dismouting easy operation can avoid the condition emergence that changes to whole bearing because of the piston tube is impaired or stone pillar is consumed.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following detailed description of the embodiments of the present utility model will be given with reference to the accompanying drawings, which are to be understood as merely some embodiments of the present utility model, and from which other drawings can be obtained by those skilled in the art without inventive faculty. Wherein:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a part of the structure of the present utility model;

FIG. 3 is a schematic view of the structure of the portion A of the present utility model;

FIG. 4 is a schematic view of the dust-proof component of the present utility model;

FIG. 5 is a schematic view of the portion of FIG. 4 according to the present utility model.

In the figure: 100 flywheels, 110 internal threads, 200 bearing components, 210 bearings, 220 connecting grooves, 300 piston tubes, 310 thread seats, 400 dustproof components, 410 dustproof covers, 411 through holes and 420 thread grooves.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Next, the present utility model will be described in detail with reference to the drawings, wherein the sectional view of the device structure is not partially enlarged to general scale for the convenience of description, and the drawings are only examples, which should not limit the scope of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

The present utility model provides a roller shutter door flywheel device, please refer to fig. 1-5, comprising a flywheel 100, a bearing member 200, a piston tube 300 and a dust-proof member 400;

with continued reference to fig. 1 and 4, as the flywheel 100 connected to the base frame, the inner side of the flywheel 100 is provided with an internal thread 110;

with continued reference to fig. 1-3, the bearing component 200 is connected to the flywheel 100, and includes a bearing 210 disposed at a central position of the flywheel 100, a plurality of connecting grooves 220 are formed on an outer side of the bearing 210, and the plurality of connecting grooves 220 are disposed in an annular equidistant arrangement along an outer side of the bearing 210 with an axis of the bearing 210 as a circle;

with continued reference to fig. 3, the piston tube 300 is provided with a plurality of groups, the plurality of groups of piston tubes 300 are arranged in one-to-one correspondence with the connecting grooves 220, the bottom end of the piston tube 300 is connected with a threaded seat 310 screwed with the connecting grooves 220, the threaded seat 310 is matched with the connecting grooves 220, the piston tube 300 is connected with the bearing 210, and the threaded connection mode facilitates the separation of the piston tube 300 from the bearing 210 and the subsequent replacement and maintenance of the piston tube 300.

With continued reference to fig. 4-5, the flywheel 100 is provided with a dust-proof component 400 connected to the outer side of the bearing 210, the dust-proof component 400 includes a dust-proof cover 410 connected to the outer side of the flywheel 100, a through hole 411 adapted to the bearing 210 is provided in the center of the dust-proof cover 410, a screw groove 420 screwed to the internal screw thread 110 is provided in the inner side of the dust-proof cover 410, the internal screw thread 110 is screwed to the screw groove 420, the dust-proof cover 410 is fixed to the outer side of the flywheel 100, and the bearing 210 is dust-proof protected by the dust-proof cover 410.

Working principle: when the piston tube 300 is used, the threaded seat 310 is matched with the connecting groove 220, the piston tube 300 is connected with the bearing 210 in a threaded matched connection mode, so that the piston tube 300 is conveniently separated from the bearing 210, and subsequent operations such as replacement and overhaul of the piston tube 300 are facilitated;

the female screw 110 is screwed into the screw groove 420, and the dust cover 410 is fixed to the outside of the flywheel 100, so that the bearing 210 is protected from dust by the dust cover 410.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. A roller shutter door flywheel device, comprising:

a flywheel (100) as a connection base frame;

the bearing component (200) is connected to the flywheel (100) and comprises a bearing (210) arranged at the central position of the flywheel (100), and a plurality of connecting grooves (220) are formed in the outer side of the bearing (210);

the piston tube (300) is provided with a plurality of groups, the plurality of groups of piston tubes (300) are arranged in one-to-one correspondence with the connecting grooves (220), and the bottom end of the piston tube (300) is connected with a thread seat (310) which is in threaded fit with the connecting grooves (220).

2. A roller shutter door flywheel apparatus as claimed in claim 1, wherein the plurality of connecting grooves (220) are arranged in an annular equidistant arrangement along the outer side of the bearing (210) with the axis of the bearing (210) being circular.

3. A roller shutter door flywheel device according to claim 1, characterized in that the flywheel (100) is connected with a dust-proof component (400) on the outside of the corresponding bearing (210).

4. A roller shutter door flywheel device as claimed in claim 3, characterized in that the dust-proof part (400) comprises a dust-proof cover (410) connected to the outer side of the flywheel (100), and a through hole (411) adapted to the bearing (210) is provided in the central position of the dust-proof cover (410).

5. The roller shutter door flywheel device according to claim 4, wherein the flywheel (100) is provided with an internal thread (110) on the inner side, and the dust cover (410) is provided with a thread groove (420) which is screwed with the internal thread (110) on the inner side.

6. The roller shutter door flywheel device according to claim 1, wherein a through hole which is communicated with the piston tube (300) and the bearing (210) is formed on the inner side of the screw seat (310).