CN209990306U

CN209990306U - Rotary translation pulley structure

Info

Publication number: CN209990306U
Application number: CN201920433517.8U
Authority: CN
Inventors: 杨肇升; 高彦红
Original assignee: Shenzhen Good Window Control Technology Co Ltd
Current assignee: Shenzhen Hopo Window Control Technology Co Ltd
Priority date: 2019-04-01
Filing date: 2019-04-01
Publication date: 2020-01-24
Anticipated expiration: 2029-04-01

Abstract

The utility model relates to a rotary translation pulley structure, which comprises a fixed base, a rotary bracket connected with the fixed base and a support plate connected with the rotary bracket; and the supporting plate is also connected with a pulley part. The rotary type offset provides possibility for realizing adhesive tape sealing of sliding doors and windows, and has small rotary type friction, compact structure and small shaking amount; meanwhile, the structure is simple, the universality is strong, the performance is reliable, the cost performance is high, and the installation is more reliable by adopting an eccentric fixed installation hole.

Description

Rotary translation pulley structure

Technical Field

The utility model relates to a austral window, sliding sash pulley structure technical field, more specifically say and indicate a rotation translation pulley structure.

Background

The sliding window has large window width, large glass area, wide visual field, high lighting rate and attractive appearance, and not only increases the indoor lighting, but also improves the overall appearance of the building; the use is flexible, safe and reliable, and the service life is long; the screen window is opened in one plane, so that the occupied space is small, and the screen window is convenient to install. At present, most sliding windows are adopted, but common sliding windows are not suitable for cold regions in the way of flat-open, and the sealing elements of the common sliding systems are mainly hairbrushes, so that the sealing effect is much worse than that of rubber strips of the flat-open windows.

If a common push-pull system can also use an upper casement window rubber strip sealing element, the problem that the movable sash rubs with the rubber strip in the moving process is solved. Door and window systems such as drifting, extrusion and the like are also available in the market, and the aim is to separate a sliding movable sash from an adhesive tape before sliding, so that the sliding movable sash can move smoothly during sliding, and only the sliding movable sash is attached to the adhesive tape to play a sealing role during closing, so that the casement rotation sliding function of a window sash is realized; for a drift system, a sliding wheel of the drift system is similar to the combination of a hinge and a common pulley, a movable sash is fixed on the hinge, the hinge is fixed on the pulley and moves along with the pulley, and thus, the sash can be pushed and pulled and can extrude adhesive tapes; the sliding wheel has poor bearing and high cost, and undoubtedly loses the advantage of high cost performance of push-pull type; the extrusion sliding wheel is characterized in that a sliding translation and guide mechanism is additionally arranged on a common pulley, and translation in the direction of extruding the rubber strip is realized under the action of a transmission rod; the pulley structure is complex, the number of parts is large, the movable gap is large, the window sash is easy to shake, and the sliding translation mechanism needs the profile design of double guide rails, so that the cost of the pulley is increased, and the cost of the profile is also increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide a rotation translation pulley structure.

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

a rotary translation pulley structure comprises a fixed base, a rotary support connected with the fixed base, and a support plate connected with the rotary support; and the supporting plate is also connected with a pulley part.

The further technical scheme is as follows: the fixed base is provided with a cavity for accommodating the upper end of the rotating support, and the rotating support is arranged in the cavity through a pin shaft.

The further technical scheme is as follows: the lower end of the rotating bracket is provided with a through hole, and the position of the supporting plate corresponding to the through hole is provided with a round hole; the rotating bracket penetrates through the round hole and the through hole through a supporting shaft and is connected with the supporting plate.

The further technical scheme is as follows: the supporting plate comprises a front supporting plate and a rear supporting plate which is connected with the front supporting plate in a same way; the rotary support is arranged between the front support plate and the rear support plate.

The further technical scheme is as follows: the pulley portion is located between preceding backup pad and the back backup pad.

The further technical scheme is as follows: the pulley part comprises a first pulley and a second pulley which is coupled with the first pulley; the first pulley and the second pulley are positioned on two sides of the rotating bracket.

The further technical scheme is as follows: the first pulley is connected with the front supporting plate and the rear supporting plate through a fixed shaft.

The further technical scheme is as follows: and a gasket is arranged at the joint of the first pulley and the front support plate and the joint of the first pulley and the rear support plate.

The further technical scheme is as follows: the diameter of the first pulley is larger than the height of the front support plate.

The further technical scheme is as follows: the first pulley is also provided with an annular chute; and eccentric holes are also formed in two sides of the fixed base.

Compared with the prior art, the utility model beneficial effect be: simple structure, simple to operate, it is with low costs, it is fixed to adopt eccentric formula installation, fixed reliable, adopt the double round bearing moreover, the bearing is high, and the practicality is strong.

The invention is further described with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is an exploded view of a structure of a rotating and translating pulley according to the present invention;

FIG. 2 is a top view of a rotating translating pulley arrangement;

FIG. 3 is a schematic view of an installation application of a rotating translating pulley structure;

FIG. 4 is a schematic view of the locked application of the rototranslating pulley configuration;

fig. 5 is an application diagram of the opening state of the structure of the rotary translation pulley.

Detailed Description

In order to more fully understand the technical content of the present invention, the technical solution of the present invention will be further described and illustrated with reference to the following specific embodiments, but not limited thereto.

As shown in fig. 1 to 5, the present invention discloses a rotating and translating pulley structure, which comprises a fixed base 10, a rotating bracket 20 connected to the fixed base 10, and a supporting plate 30 connected to the rotating bracket 20; the supporting plate 30 is further coupled with a pulley portion 40.

The rotary translation pulley structure is simple in structure, convenient to install and low in cost.

Specifically, as shown in fig. 1 to 5, a cavity 11 for accommodating an upper end of the rotating bracket 20 is formed on the fixed base 10, and the rotating bracket 20 is mounted to the cavity 11 through a pin 50 so as to rotate in a vertical plane in the push-pull direction.

Specifically, as shown in fig. 1 to 5, a through hole 21 is formed at the lower end of the rotating bracket 20, and a circular hole 31 is formed at a position of the supporting plate 30 corresponding to the through hole 21; the rotating bracket 20 is connected with the supporting plate 30 through the supporting shaft 60 passing through the round hole 31 and the through hole 21, and the structure is simple, the connection is firm, and the rotating bracket can rotate in a plane in the push-pull direction.

Wherein the support plate 30 includes a front support plate 32 and a rear support plate 33 coupled thereto identically; the rotating bracket 20 is provided between the front support plate 32 and the rear support plate 33, and is firmly coupled and conveniently installed.

The pulley part 40 is disposed between the front support plate 32 and the rear support plate 33, so as to facilitate installation and secure connection.

Specifically, as shown in fig. 1 to 5, the pulley portion 40 includes a first pulley 41 and a second pulley 42 coupled thereto; the first pulley 41 and the second pulley 42 are located on two sides of the rotating bracket 20, and the two pulleys bear load, so that the load is high, and the stress is uniform.

Wherein, the first pulley 41 is connected with the front support plate 32 and the rear support plate 33 through a fixing shaft 70, the connection is firm, and the installation is convenient.

Further, a gasket 80 is arranged at the joint of the first pulley 41 and the front support plate 32 and the rear support plate 33, so that the friction force is reduced, and the service life of the structure is prolonged.

Wherein, the diameter of the first pulley 41 is larger than the height of the front support plate 32, so as to facilitate the sliding connection between the pulley part 40 and the outer frame 90.

Wherein, the first pulley 41 is further provided with an annular chute 411 for facilitating sliding; the two sides of the fixed base 10 are also provided with eccentric holes 12, so that the installation is more reliable.

As shown in fig. 2 to 5, the fixing base 10 is installed at the bottom of the window sash 100 by using a self-tapping screw, and under the action of a guiding mechanism (not shown in the figure), the pulley portion 40 and the window sash 100 can rotate around the pin 50 connected with the fixing base 10 and the rotating bracket 20 in a vertical plane in the push-pull direction, so that the window sash 100 and the adhesive tape 110 are attached or separated, and further, the smooth push-pull operation during opening and the tight sealing during closing are satisfied, and the adhesive 110 sealing of the push-pull type door and window is realized.

The rotary type offset provides possibility for realizing adhesive tape sealing of sliding doors and windows, and has small rotary type friction, compact structure and small shaking amount; meanwhile, the structure is simple, the universality is strong, the performance is reliable, the cost performance is high, and the installation is more reliable by adopting an eccentric fixed installation hole.

The technical content of the present invention is further described by the embodiments only, so that the reader can understand it more easily, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation according to the present invention is protected by the present invention. The protection scope of the present invention is subject to the claims.

Claims

1. A rotary translation pulley structure is characterized by comprising a fixed base, a rotary bracket connected with the fixed base, and a support plate connected with the rotary bracket; and the supporting plate is also connected with a pulley part.

2. A roto-translating pulley structure according to claim 1, wherein the fixed base has a cavity for receiving an upper end of the rotating bracket, the rotating bracket being mounted to the cavity by a pin.

3. A roto-translating pulley structure according to claim 2, wherein said roto-translating carriage has a through hole at a lower end thereof, and said support plate has a circular hole at a position corresponding to said through hole; the rotating bracket penetrates through the round hole and the through hole through a supporting shaft and is connected with the supporting plate.

4. A roto-translating pulley structure according to claim 3, wherein the support plates comprise a front support plate and a rear support plate coupled thereto identically; the rotary support is arranged between the front support plate and the rear support plate.

5. A roto-translating pulley structure according to claim 4, wherein the pulley portion is disposed between the front and rear support plates.

6. A roto-translating pulley structure according to claim 5, wherein the pulley portion comprises a first pulley and a second pulley coupled thereto; the first pulley and the second pulley are positioned on two sides of the rotating bracket.

7. A roto-translating pulley structure according to claim 6, wherein the first pulley is coupled to the front and rear support plates by a fixed shaft.

8. A roto-translating pulley structure according to claim 7 wherein the joints of the first pulley and the front and rear support plates are provided with washers.

9. A roto-translating pulley structure according to claim 8, wherein the diameter of the first pulley is greater than the height of the front support plate.

10. A roto-translating pulley structure according to claim 9, wherein said first pulley further comprises an annular runner; and eccentric holes are also formed in two sides of the fixed base.