CN210460297U

CN210460297U - Pulley for sliding door and window

Info

Publication number: CN210460297U
Application number: CN201920805890.1U
Authority: CN
Inventors: 田发
Original assignee: Guizhou Defa Aluminum Plastic Hardware Co ltd
Current assignee: Guizhou Defa Aluminum Plastic Hardware Co ltd
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-05-05
Anticipated expiration: 2029-05-30

Abstract

The utility model discloses a pulley for sliding doors and windows, which comprises an outer shell, an inner frame body, a pulley and an adjusting device, wherein the front side surface and the back side surface of the inner frame body are provided with positioning holes, the front side surface and the back side surface of the outer shell body are provided with waist-shaped holes, the waist-shaped holes extend along the vertical direction, the bottom surface of the outer shell body is provided with through holes corresponding to the positions of the positioning pins, the through holes are internally provided with internal thread sleeves, the adjusting device comprises a supporting column and a stud arranged at the bottom side of the supporting column, the top of the supporting column is provided with a horizontal channel, the positioning pin passes through the horizontal channel, the bottom surface of the supporting column is provided with a blind hole, the stud is mutually matched and connected with the internal thread sleeves, the top end of the stud is inserted into the blind hole, the utility model can adjust, and the device can adapt to a guide rail with an inclined angle, and is more stable in push-pull use.

Description

Pulley for sliding door and window

Technical Field

The utility model relates to a door and window accessory especially relates to a pulley for sliding door and window.

Background

Sliding door includes the outline and gliding fan frame in the outline, the outline is installed on the entrance to a cave, when the fan frame moves about in the outline, need rely on loose pulley assembly, generally install loose pulley assembly in the bottom surface of fan frame, again with whole equipment in the outline, some relatively poor loose pulley assembly do not have height control function, make the fan frame of installing in the outline combine with the guide rail closely, there is the sliding effect relatively poor, derail easily, the problem that the fan frame dropped even, and the guide rail in some outlines is not complete level, can have inclination, some loose pulley assembly can't adapt to the problem that the inclination then can produce the card and pause.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: there is a need for a sliding door and window pulley that can adjust the overall height of the pulley assembly and that can accommodate rails having an angle of inclination.

The utility model provides a solution of its technical problem is: the utility model provides a sliding door pulley for window, includes along the shell body that left right direction extended setting, through the locating pin set up in interior framework in the shell body, rotate connect in pulley in the interior framework, set up in adjusting device in the interior framework, the rotation axis of pulley extends the setting along the horizontal direction, the bottom surface of shell body corresponds the position of pulley all is provided with the opening, stretch out the bottom of pulley the opening, the leading flank, the trailing flank of interior framework all are provided with the locating hole, the leading flank, the trailing flank of shell body all are provided with waist shape hole, waist shape hole extends the setting along vertical direction, the locating pin passes all locating hole and all waist shape hole, the bottom surface of shell body corresponds the position of locating pin is provided with the through-hole, be provided with the internal thread sleeve in the through-hole, adjusting device includes support column, adjusting device, The positioning pin penetrates through the horizontal channel, a blind hole is formed in the bottom surface of the supporting column, the stud is matched and connected with the internal thread sleeve, and the top end of the stud is inserted into the blind hole.

As a further improvement of the technical scheme, an annular groove is formed in the outer side wall of the top of the stud, a hemispherical fixture block is arranged on the inner side wall of the blind hole, and the hemispherical fixture block is embedded into the annular groove when the top end of the stud is inserted into the blind hole.

As a further improvement of the technical scheme, the top surface of the outer shell is provided with an installation opening, an installation cover plate is arranged in the installation opening, and the installation cover plate is detachably connected with the installation opening.

As a further improvement of the technical scheme, the pulleys are provided with a plurality of pulleys, and all the pulleys are symmetrically arranged on the two sides of the positioning pin.

As a further improvement of the technical scheme, the bottom surface of the stud is provided with a hexagon socket.

As a further improvement of the technical scheme, a handle is arranged at the bottom of the stud.

The utility model has the advantages that: the pulley for the sliding door and window is provided, the outer shell is used for being connected to a fan frame, the pulley is arranged in the inner frame body, the bottom of the pulley extends out of an opening on the bottom surface of the outer shell and is contacted with a guide rail on an outer frame, a positioning pin is connected between a positioning hole on the left side surface and a positioning hole on the right side surface of the inner frame body, and two ends of the positioning pin respectively penetrate through a kidney-shaped hole on the left side surface and a kidney-shaped hole on the right side surface of the outer shell, so that the inner frame body can move up and down along the vertical direction in the outer shell and can rotate around the positioning pin, an adjusting device can play a role in supporting and adjusting the positioning pin, specifically, a stud is connected into an internal thread sleeve, the top end of the stud is inserted into a blind hole on the bottom surface of a supporting column, and the positioning pin penetrates through a horizontal, the total length in waist shape hole is the activity stroke in the internal thread sleeve of double-screw bolt promptly, loose pulley assembly's whole height is the distance between the top surface of shell body to the bottommost point of pulley, can drive the pulley activity from top to bottom when interior framework moves about, thereby loose pulley assembly's whole height changes, therefore, adjust the position in the internal thread sleeve of double-screw bolt, can adjust loose pulley assembly's whole height, in order to adapt to the installation of different window types, improve the stability of door and window installation, and interior framework can make rotary motion around the locating pin, make the pulley can adapt to the guide rail that has inclination, also more smoothly during the slip, the suitability is stronger.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.

Fig. 1 is a left-side view internal structure diagram of the present invention.

In the figure: the device comprises an outer shell 1, an inner frame 2, a pulley 3, a waist-shaped hole 4, an internal thread sleeve 5, a stud 6, a positioning pin 7, a hemispherical fixture block 8, a blind hole 9 and a support column 10.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection relations mentioned herein do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection accessories according to the specific implementation situation. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.

Referring to fig. 1, a pulley for a sliding door and window comprises an outer shell 1 extending along the left-right direction, an inner frame 2 arranged in the outer shell 1 through a positioning pin 7, a pulley 3 rotatably connected in the inner frame 2, and an adjusting device arranged in the inner frame 2, wherein the rotation axis of the pulley 3 extends along the horizontal direction, the bottom surface of the outer shell 1 is provided with an opening corresponding to the position of the pulley 3, the bottom of the pulley 3 extends out of the opening, the front side surface and the rear side surface of the inner frame 2 are provided with positioning holes, the front side surface and the rear side surface of the outer shell 1 are provided with waist-shaped holes 4, the waist-shaped holes 4 extend along the vertical direction, the positioning pin 7 passes through all the positioning holes and all the waist-shaped holes 4, the bottom surface of the outer shell 1 is provided with a through hole corresponding to the position of the positioning pin 7, the adjusting device comprises a support column 10 and a stud 6 arranged at the bottom side of the support column 10, a horizontal channel is arranged at the top of the support column 10, the positioning pin 7 penetrates through the horizontal channel, a blind hole 9 is formed in the bottom surface of the support column 10, the stud 6 is connected with the internal thread sleeve 5 in a matched mode, and the top end of the stud 6 is inserted into the blind hole 9.

From the above, the utility model provides a pulley for sliding doors and windows, outer casing 1 is used for being connected to the fan frame, be provided with pulley 3 in the inner frame body 2, the bottom of pulley 3 stretches out the opening of outer casing 1 bottom surface, contact with the guide rail on the outline border, be connected with locating pin 7 between the locating hole of inner frame body 2 left surface and the locating hole of right flank, and the both ends of locating pin 7 pass waist shape hole 4 of outer casing 1 left surface and waist shape hole 4 of right flank respectively, make inner frame body 2 can not only be along vertical direction activity in outer casing 1, can make rotary motion around locating pin 7, adjusting device can play the effect of support, regulation to locating pin 7, specifically, stud 6 is connected in interior threaded sleeve 5, the top of stud 6 inserts in the blind hole 9 of support column 10 bottom surface, and locating pin 7 passes the horizontal channel at support column 10 top again, when making double-screw bolt 6 move about from top to bottom, can drive interior framework 2 and move about from top to bottom in the shell body 1, and locating pin 7 up-and-down motion in waist shape hole 4, the total length in waist shape hole 4 is the activity stroke in double-screw bolt 6 in internal thread sleeve 5 promptly, loose pulley assembly's whole height is the distance between the bottom most point of shell body 1's top surface to pulley 3, can drive pulley 3 and move about from top to bottom when interior framework 2 moves about from top to bottom, thereby loose pulley assembly's whole height changes, consequently, adjust the position in internal thread sleeve 5 of double-screw bolt 6, can adjust loose pulley assembly's whole height, in order to adapt to different window type installations, improve the stability of door and window installation, and interior framework 2 can make rotary motion around locating pin 7, make pulley 3 can adapt to the guide rail that has inclination, it is also more smooth.

Further as the preferred embodiment, the top lateral wall of the stud 6 is provided with an annular groove, the inner lateral wall of the blind hole 9 is provided with a hemispherical fixture block 8, when the top end of the stud 6 is inserted into the blind hole 9, the hemispherical fixture block 8 is embedded into the annular groove, the hemispherical fixture block 8 is designed in a shape so that the stud can enter and exit the annular groove more conveniently, the hemispherical fixture block 8 and the annular groove are matched to play a role in positioning the stud 6 in the blind hole 9, and the assembly is more convenient.

Further as preferred embodiment, the top surface of shell body 1 is provided with the installing port, be provided with the installation apron in the installing port, the installation apron with the installing port is for dismantling the connection, opens the installation apron, can place interior framework 2 in shell body 1 through the installing port, also conveniently inserts interior framework 2, support column 10 shell body 1 to locating pin 7 location and operates, and the installation is accomplished the back and will install the apron dress and return to the installing port can.

Further as preferred embodiment, pulley 3 is provided with a plurality of, all 3 bilateral symmetry of pulley set up in the both sides of locating pin 7, pulley 3 also can asymmetric set up in the both sides of locating pin 7, if be located locating pin 7 left side have three, be located locating pin 7 right side have two, the symmetry sets up more easy to assemble and improves the stability of locating pin 7 atress.

In a further preferred embodiment, a hexagonal socket is provided on the bottom surface of the stud 6, and a hexagonal key is inserted into the hexagonal socket to rotationally adjust the stud 6.

In a further preferred embodiment, a handle is provided at the bottom of the stud 6, and the handle can be directly turned by hand to adjust the rotation of the stud 6.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.

Claims

1. The utility model provides a pulley for sliding door and window which characterized in that: comprises an outer shell (1) which is arranged in an extending way along the left and right direction, an inner frame body (2) which is arranged in the outer shell (1) through a positioning pin (7), a pulley (3) which is rotatably connected in the inner frame body (2), and an adjusting device which is arranged in the inner frame body (2), wherein the rotation axis of the pulley (3) is arranged in an extending way along the horizontal direction, the bottom surface of the outer shell (1) is provided with an opening corresponding to the position of the pulley (3), the bottom of the pulley (3) stretches out of the opening, the front side surface and the back side surface of the inner frame body (2) are provided with positioning holes, the front side surface and the back side surface of the outer shell (1) are provided with waist-shaped holes (4), the waist-shaped holes (4) are arranged in an extending way along the vertical direction, the positioning pin (7) passes through all the positioning holes and all the waist-shaped holes (4), the bottom surface of the, be provided with internal thread sleeve (5) in the through-hole, adjusting device include support column (10), set up in double-screw bolt (6) of support column (10) bottom side, the top of support column (10) is provided with horizontal passageway, locating pin (7) pass horizontal passageway, the bottom surface of support column (10) is provided with blind hole (9), double-screw bolt (6) with internal thread sleeve (5) mutually support is connected, the top of double-screw bolt (6) is inserted in blind hole (9).

2. A pulley for sliding doors and windows according to claim 1, wherein: an annular groove is formed in the outer side wall of the top of the stud (6), a hemispherical fixture block (8) is arranged on the inner side wall of the blind hole (9), and when the top end of the stud (6) is inserted into the blind hole (9), the hemispherical fixture block (8) is embedded into the annular groove.

3. A pulley for sliding doors and windows according to claim 1, wherein: the top surface of shell body (1) is provided with the installing port, be provided with the installation apron in the installing port, the installation apron with the installing port is for dismantling the connection.

4. A pulley for sliding doors and windows according to claim 1, wherein: pulley (3) are provided with a plurality of, all pulley (3) bilateral symmetry set up in the both sides of locating pin (7).

5. A pulley for sliding doors and windows according to claim 1, wherein: and the bottom surface of the stud (6) is provided with an inner hexagonal hole.

6. A pulley for sliding doors and windows according to claim 1, wherein: the bottom of the stud (6) is provided with a handle.