CN217581748U

CN217581748U - Pulley device wide in application range

Info

Publication number: CN217581748U
Application number: CN202220232089.4U
Authority: CN
Inventors: 蒋卫振; 聂二魁; 蒋森; 杨阳; 安冬至
Original assignee: Foshan Ougu Hardware Products Co ltd
Current assignee: Foshan Ougu Hardware Products Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-10-14
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses a wide pulley gear of application scope, it includes: the pulley assembly comprises two sliding blocks, a roller arranged on each sliding block and a front-back adjusting mechanism in transmission connection with the two sliding blocks, the two sliding blocks are spaced front and back, the front-back adjusting mechanism is arranged on the mounting seat, and the front-back adjusting mechanism is used for adjusting the distance between the two sliding blocks in the front-back direction. When using, according to the front-back interval between the guide rail, adjust two through front and back adjustment mechanism the sliding block is at the interval of front and back direction to make the gyro wheel respectively with the accurate sliding fit of the guide rail that corresponds, avoid the push-and-pull door to appear removing the problem that is not smooth and easy and produce the slip noise, in addition, the slide rail structure of the different specification models of pulley gear suitability.

Description

Pulley device wide in application range

Technical Field

The utility model relates to a field of pulley, in particular to wide pulley gear of application scope.

Background

The existing sliding door generally realizes pushing and pulling through the matching of a pulley component and a sliding rail structure, in order to improve the sliding stability, the existing sliding rail structure generally arranges more than two guide rails side by side, and the pulley component is in one-to-one sliding fit with the guide rails through a plurality of rollers. In actual installation, installation errors exist, and the distance between the rollers is not matched with the distance between the guide rails, so that the sliding door cannot move smoothly, sliding noise is generated, and even toppling can occur; and current pulley component can only support the slide rail structure of a model, and application scope is little, and current pulley component all distinguishes upper pulley component and lower pulley component in addition, and the suitability is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wide pulley gear of application scope to solve one or more technical problem that exist among the prior art, provide a profitable selection or create the condition at least.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a wide pulley gear of application scope, it includes: the pulley component comprises two sliding blocks, a roller arranged on each sliding block and a front-back adjusting mechanism in transmission connection with the two sliding blocks, the two sliding blocks are spaced front and back, the front-back adjusting mechanism is arranged on the mounting seat, and the front-back adjusting mechanism is used for adjusting the distance between the two sliding blocks in the front-back direction.

The utility model has the advantages that: when using, according to the front-back interval between the guide rail, adjust two through front and back adjustment mechanism the sliding block is at the interval of front and back direction to make the gyro wheel respectively with the accurate sliding fit of the guide rail that corresponds, avoid the push-and-pull door to appear removing the problem that is not smooth and easy and produce the slip noise, in addition, the slide rail structure of the different specification models of pulley gear suitability.

As a further improvement of the technical scheme, two ends of the sliding block in the vertical direction are divided into a connecting end and a free end, the connecting end is connected with the mounting seat in a front-back sliding mode, and the roller is rotatably mounted at the free end through a shaft extending from front to back.

Sliding block in this scheme passes through link and mount pad sliding connection around, can improve the stability that the sliding block supported to the gyro wheel sets up in the free end of sliding block, and pulley gear can regard as the last hanging wheel and the lower pulley of push-and-pull door to use like this, and when hanging the wheel on, the gyro wheel upwards sets up, and when as the lower pulley, the gyro wheel downwards sets up.

As a further improvement of the technical scheme, the roller is arranged on one side of the two sliding blocks, which are opposite to each other. This can enlarge the usable range of the roller.

As a further improvement of the technical scheme, the front-back adjusting mechanism comprises a two-way threaded screw rod extending back and forth, and the two-way threaded screw rod is in threaded transmission connection with the two sliding blocks simultaneously.

This scheme can drive two through rotating two-way screw thread screw the sliding block is close to each other or keeps away from, and wherein the sliding block seted up with two-way screw thread screw thread fit's screw, two-way screw thread screw be provided with two-way screw thread section, through two-way screw thread section and two screw thread fit.

As a further improvement of the technical scheme, the front side and the rear side of the mounting seat are respectively provided with a first fixing block, and two ends of the bidirectional threaded screw are respectively connected with the two first fixing blocks in a rotating mode.

The both ends of two-way screw thread screw rod in this scheme support fixedly through two first fixed blocks, can improve two-way screw thread screw rod's installation stability like this.

As a further improvement of the above technical solution, the mounting seat is provided with a plurality of vertically penetrating mounting holes.

The mount pad in this scheme mainly installs on the push-and-pull door, and when the installation, mounting bolt passes the mounting hole and is connected with the push-and-pull door.

As a further improvement of the technical scheme, the number of the pulley assemblies is multiple, and the multiple pulley assemblies are arranged on the mounting seat at left and right intervals.

This scheme sets up a plurality of loose pulley assembly and can improves the gliding stability of push-and-pull door support.

As a further improvement of the technical scheme, the pulley device further comprises a worm and a plurality of worm wheels, wherein the worm and the worm wheels are arranged on the mounting seat in a left-right extending mode, the worm wheels are fixedly sleeved on the two-way threaded screw rods one by one, and the worm is in meshed transmission connection with the worm wheels.

The scheme is that the front-back distance of the two idler wheels on the pulley assemblies can be adjusted simultaneously by operating the worm to rotate, the worm is rotated and drives the bidirectional threaded screw rod to rotate through the worm wheel, and self-locking can be realized between the worm and the worm wheel, so that the structure is simple, and other locking structures are not needed.

As a further improvement of the technical scheme, second fixing blocks are arranged on the left side and the right side of the mounting seat, and two ends of the worm are respectively in rotating connection with the two second fixing blocks.

The both ends of the worm of this scheme support fixedly through two second fixed blocks.

As a further improvement of the above technical solution, both ends of the worm penetrate through the second fixing block. The adjustment when mainly being convenient for the installation like this, the rotation of worm can be operated to the user from the preceding rear end side, satisfies the installation and debugging in narrow space, and wherein the tip of worm can set up nut cover or hexagon socket head cap to in the rotation worm.

Drawings

The invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a schematic structural view of an embodiment of a pulley device provided in the present invention;

fig. 2 is a schematic view of an embodiment of a pulley device provided in the present invention, which is used as a lower pulley;

fig. 3 is a schematic view of a pulley device according to an embodiment of the present invention, which is used as an upper hanging wheel.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element 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.

In the description of the present invention, if words such as "a plurality of" are used, the meaning is one or more, the meaning of a plurality of words is two or more, and the meaning of more than, less than, more than, etc. is understood as not including the number, and the meaning of more than, less than, more than, etc. is understood as including the number.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 3, the pulley device with a wide application range of the present invention is provided with the following embodiments:

the pulley device of this embodiment includes mount 100 and loose pulley assembly, and loose pulley assembly includes two sliding blocks 200, sets up gyro wheel 300 on every sliding block 200, with the fore-and-aft adjustment mechanism of two sliding block 200 transmission connections, two sliding blocks 200 are the fore-and-aft interval, fore-and-aft adjustment mechanism sets up on mount 100, fore-and-aft adjustment mechanism is used for adjusting two sliding blocks 200 are at the interval of fore-and-aft direction, specifically: sliding block 200 is divided into link 210 and free end 220 at the both ends of upper and lower direction, link 210 with sliding connection back and forth before mount pad 100, front and back adjustment mechanism is including being two-way screw rod 400 that extends around, two-way screw rod 400 simultaneously with two sliding block 200 screw transmission is connected, and the sliding block 200 of this embodiment is seted up with two-way screw rod 400 screw-thread fit's screw, during the use, according to the distance from back to back between the guide rail, rotate two-way screw rod 400 and can drive two sliding block 200 is close to each other or keeps away from, adjusts two sliding block 200 is at the interval of direction from back to front, so that gyro wheel 300 can respectively with the accurate sliding fit of the guide rail that corresponds, avoid the problem that the removal is not smooth and produce the slip noise to appear in the push-and-pull door, in addition, pulley gear can adapt to the slide rail structure of different specification models.

In other embodiments, the front-back adjusting mechanism may be a single-direction threaded screw, which is in threaded connection with one of the sliding blocks 200, and the other sliding block 200 is fixed on the mounting seat 100, and this can also adjust the distance between the two sliding blocks 200 in the front-back direction. The present embodiment synchronously adjusts the two sliding blocks 200 to approach or move away from each other so that the center between the two rollers 300 remains unchanged for adjustment.

In addition, in other embodiments, other drive configurations for the fore-aft adjustment mechanism may be used.

In this embodiment, the mounting base 100 is provided with a sliding slot extending forward and backward, and the connecting end 210 is in sliding fit with the sliding slot.

The roller 300 is rotatably mounted to the free end 220 through a shaft extending back and forth, so that the roller device can be used as an upper hanging wheel and a lower pulley of a sliding door, as shown in fig. 3, when used as an upper hanging wheel, the roller 300 is disposed upward; as shown in fig. 2, the roller 300 is disposed to face downward when it is a lower pulley.

And the roller 300 is disposed at a side of the two sliding blocks 200 facing away from each other, so that the application range of the roller 300 can be expanded.

In this embodiment, the front and rear sides of the mounting seat 100 are provided with the first fixing blocks 110, and the two ends of the bidirectional threaded screw 400 are respectively rotatably connected to the two first fixing blocks 110, so that the mounting stability of the bidirectional threaded screw 400 can be improved.

The installation base 100 is provided with a plurality of vertically through installation holes 120, and when the installation base is installed, installation bolts penetrate through the installation holes 120 to be connected with the sliding door.

Further, loose pulley assembly's quantity is a plurality of, and a plurality of loose pulley assembly are about the interval set up in mount pad 100, and a plurality of loose pulley assembly can improve the gliding stability of push-and-pull door support, and this embodiment has set up two loose pulley assembly.

In order to facilitate adjustment, the pulley device of this embodiment further includes that it sets up in worm 500, a plurality of worm wheel 600 of mount pad 100 to extend about being, and a plurality of worm wheel 600 are fixed cover one by one and are located a plurality of two-way screw rod 400, worm 500 is connected with a plurality of worm wheel 600 meshing transmission, rotates through operation worm 500, can adjust the front-back interval of two gyro wheels 300 on a plurality of loose pulley assembly simultaneously to can realize the auto-lock between worm 500 and the worm wheel 600, the structure is simple, need not other locking structure.

In this embodiment, the second fixing blocks 130 are disposed on the left and right sides of the mounting base 100, and two ends of the worm 500 are respectively rotatably connected to the two second fixing blocks 130.

The two ends of the worm 500 penetrate through the second fixing block 130, so that adjustment during installation is mainly facilitated, a user can operate the rotation of the worm 500 from the front end side to the rear end side, installation and adjustment in a narrow space are met, and a nut sleeve or an inner hexagonal sleeve can be arranged at the end part of the worm 500 so as to facilitate rotation of the worm 500.

While the preferred embodiments of the present invention have been described, the present invention is not limited to the above-described embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are to be included within the scope of the present invention defined by the claims.

Claims

1. The utility model provides a wide pulley gear of application scope which characterized in that: it includes:

a mounting base (100);

the pulley component comprises two sliding blocks (200), a roller (300) arranged on each sliding block (200) and a front-back adjusting mechanism in transmission connection with the two sliding blocks (200), the two sliding blocks (200) are spaced in the front-back direction, the front-back adjusting mechanism is arranged on the mounting seat (100), and the front-back adjusting mechanism is used for adjusting the distance between the two sliding blocks (200) in the front-back direction.

2. The wide-range pulley device according to claim 1, wherein:

the sliding block (200) is divided into a connecting end (210) and a free end (220) at two ends in the up-down direction, the connecting end (210) is connected with the mounting seat (100) in a front-back sliding mode, and the roller (300) is rotatably mounted at the free end (220) through a shaft extending from front to back.

3. The wide-application pulley device according to claim 2, wherein:

the roller (300) is arranged on one side of the two sliding blocks (200) which are opposite to each other.

4. The wide-range pulley device according to claim 1, wherein:

the mounting base (100) is provided with a plurality of vertically penetrating mounting holes (120).

5. The wide-application pulley device according to any one of claims 1 to 4, wherein:

the pulley assembly number is a plurality of, and a plurality of pulley assembly are left and right sides interval and set up in mount pad (100).

6. The wide-application pulley device according to claim 5, wherein:

the front-back adjusting mechanism comprises a bidirectional threaded screw rod (400) extending front and back, the bidirectional threaded screw rod (400) is in threaded transmission connection with the sliding block (200), the pulley device further comprises a worm (500) extending left and right and arranged on the mounting seat (100), a plurality of worm wheels (600), the worm wheels (600) are fixedly sleeved on the bidirectional threaded screw rods (400) one by one, and the worm (500) is in meshed transmission connection with the worm wheels (600); the front side and the rear side of the mounting seat (100) are respectively provided with a first fixing block (110), and two ends of the bidirectional threaded screw (400) are respectively rotatably connected with the two first fixing blocks (110). .

7. The wide-application pulley device according to claim 6, wherein:

the left side and the right side of the mounting seat (100) are respectively provided with a second fixing block (130), and two ends of the worm (500) are respectively in rotating connection with the two second fixing blocks (130).

8. The wide-range pulley device according to claim 7, wherein:

two ends of the worm (500) penetrate through the second fixing block (130).