CN217380172U

CN217380172U - Pulley wheel

Info

Publication number: CN217380172U
Application number: CN202220236714.2U
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: 2022-09-06
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses a pulley, which is provided with an X direction, a Y direction and a Z direction which are mutually orthogonal; the pulley includes: installing a base; the mounting frame body is detachably connected with the mounting base; the mounting frame body is provided with a roller body, and the roller body and the mounting frame body rotate relatively; the buckle structure comprises a buckle groove, a buckle body and an elastic reset piece; the buckle groove set up in the installation base, the buckle body with installation support body swing joint, the buckle body is including pressing splenium and joint portion, joint portion with buckle groove joint cooperation, elasticity reset piece set up in the buckle body with between the installation support body. The pulley is simple in disassembly mode and easy to replace.

Description

Pulley wheel

Technical Field

The utility model relates to a hardware fitting technical field, especially a pulley.

Background

In aluminum alloy doors and windows, a pulley is usually used to reduce friction, so that the doors and windows can be opened and closed easily. The groove that is used for installing the pulley is usually provided with on current door and window's the aluminium alloy, but the lateral wall of pulley then is provided with the spacing portion of height-adjusting, and this kind of pulley need insert spacing portion from the tip of groove when using, adjusts suitable position with the pulley afterwards, adjusts the height of spacing portion afterwards, makes spacing portion and the wall butt in hook groove to fix the pulley.

When current pulley is damaging, because the live time is longer, the screw head that is used for being connected between pulley and the door and window can rust, and the screwdriver twists the head of flower screw easily, leads to the screw can't back out, and the dismantlement of pulley is comparatively difficult, leads to the change degree of difficulty increase of pulley.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: a pulley is provided to solve one or more technical problems of the prior art, and to provide at least one of the advantages.

The utility model provides a solution of its technical problem is:

a pulley is provided with an X direction, a Y direction and a Z direction which are mutually orthogonal; the pulley includes:

installing a base;

the mounting frame body is detachably connected with the mounting base; the mounting frame body is provided with a roller body, and the roller body and the mounting frame body rotate relatively;

the buckle structure comprises a buckle groove, a buckle body and an elastic reset piece; the buckle groove set up in the installation base, the buckle body with installation support body swing joint, the buckle body is including pressing splenium and joint portion, joint portion with buckle groove joint cooperation, elasticity reset piece set up in the buckle body with between the installation support body.

Through above-mentioned technical scheme, the installation base is fixed in door and window's mounting groove, the installation support body passes through buckle structural connection with the installation base, damages when the gyro wheel body of pulley, when needing to change the pulley body, the operator presses according to the splenium, makes joint portion break away from the joint groove, the installation support body can separate with the installation base afterwards, after the installation of the installation support body finishes, because the effect that elasticity reset, joint portion all the time with buckle groove joint, make installation support body and the unable relative slip of installation base. The scheme is simple in the disassembly mode of the pulley and the pulley is easy to replace.

As a further improvement of the above technical solution, the installation base with be equipped with guide structure between the installation support body, guide structure includes installation guided way and installation guide way, the installation guided way with the installation guide way set up respectively in the installation base with the installation support body, the installation guided way extends along the X direction, the installation guide way with the installation guided way is slided and is connected.

Through above-mentioned technical scheme, the cooperation of installation guided way and installation guide way can be injectd the relative slip direction of installation base and installation support body.

As a further improvement of the above technical solution, the number of the roller bodies is set to be at least two.

Through above-mentioned technical scheme, two pulley physical stamina reinforcing this pulley's bearing capacity.

As a further improvement of the technical scheme, the mounting frame body comprises an underframe and a balance frame, the balance frame is rotationally connected with the underframe, and the roller body is mounted on the balance frame.

Through above-mentioned technical scheme, when meetting the not straight condition of track, the balancing stand can rotate to make two pulleys all the time with the track butt, stability when improving door and window and sliding.

As a further improvement of the technical proposal, the circumferential surface of the roller body is provided with a groove.

Through the technical scheme, the groove can be matched with the bulge on the surface of the track, the relative position of the roller body and the track is limited, the door and window is prevented from deviating in the moving process, the contact area of the roller body and the track can be increased through the groove, the roller body can be prevented from being stressed intensively, and therefore the service life of the roller body is prolonged.

As a further improvement of the technical scheme, the mounting base is provided with at least two mounting wings, the at least two mounting wings are respectively arranged at two ends of the mounting base in the Y direction, and threaded holes are formed in two ends of the mounting base in the X direction.

Through above-mentioned technical scheme, when installation base, put into door and window's accessory mounting groove with installation base, at the flat screw of screw hole screw in afterbody afterwards, the afterbody of messenger's screw and the tank bottom butt of door and window's accessory mounting groove continue the rotating screw, make the installation wing keep away from to the tank bottom of hardware fitting mounting groove gradually, until the terminal surface of installation wing and the roof butt of hardware fitting mounting groove, installation base accomplishes the installation. This scheme can pass the form of section bar with the fixed mounting base for the screw, can effectively avoid reducing the scheduling problem because of the section bar is perforated the leakproofness that leads to.

As a further improvement of the technical scheme, the end face of the mounting wing facing the mounting frame body is provided with anti-skid grains.

Through above-mentioned technical scheme, anti-skidding line is used for avoiding the installation wing and the door and window section bar to skid.

The utility model has the advantages that: the pulley is simple in disassembly mode and easy to replace.

The utility model is used for hardware fitting technical field.

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 schematic diagram of the overall structure of the embodiment of the present invention;

fig. 2 is an explosion structure diagram of the embodiment of the present invention.

In the figure, 100, a base is installed; 110. installing wings; 200. installing a frame body; 210. a chassis; 220. a balancing stand; 221. a roller body; 300. a buckle structure; 310. a fastening groove; 320. a fastener body; 321. a pressing part; 322. a clamping part; 330. an elastic restoring member; 400. a guide structure; 410. installing a guide rail; 420. and installing a guide groove.

Detailed Description

The conception, specific structure, and technical effects of the present invention will be clearly and completely described in conjunction with the embodiments and the accompanying drawings, so that the objects, features, and effects of the present invention can be fully understood. 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 coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.

Referring to fig. 1 and 2, a pulley is provided with an X direction, a Y direction, and a Z direction orthogonal to each other. The pulley includes a mounting base 100, a mounting frame 200, and a snap structure 300.

The mounting base 100 is provided with two mounting wings 110, the two mounting wings 110 are respectively disposed at two ends of the mounting base 100 in the Y direction, and the end surface of the mounting wing 110 facing the mounting frame body 200 is provided with anti-slip lines. Both ends of the mounting base 100 in the X direction are provided with screw holes. When using, the operator passes the screw hole with the flat screw in afterbody, and the rotating screw makes the afterbody of screw and the tank bottom butt of the hardware fitting mounting groove of door and window, continues the rotating screw, makes installation wing 110 keep away from to the tank bottom of hardware fitting mounting groove gradually, and the terminal surface of installing wing 110 and the roof butt of hardware fitting mounting groove, installation base 100 accomplish the installation.

The mounting frame body 200 comprises a base frame 210 and a balance frame 220, the balance frame 220 is rotatably connected with the base frame 210, and the base frame 210 is detachably connected with the mounting base 100 through a snap structure 300. The two ends of the balancing frame 220 in the X direction are respectively provided with two roller bodies 221 (in other embodiments, the number of the roller bodies 221 may be more than two, or only one roller body 221 may be provided, the roller body 221 is directly rotatably connected with the base frame 210), the roller body 221 is rotatably connected with the balancing frame 220, and the circumferential surface of the roller body 221 is provided with a groove to adapt to the shape of the door/window rail, so as to reduce the probability of the roller body 221 slipping off the rail.

A guide structure 400 is disposed between the mounting base 100 and the mounting frame body 200, and the guide structure 400 includes a mounting guide rail 410 and a mounting guide groove 420. The installation guide rail 410 is fixed to the installation frame body 200, the installation guide groove 420 is provided in the installation base 100, and both the installation guide rail 410 and the installation guide groove 420 extend along the X direction. The mounting guide rail 410 and the mounting guide groove 420 are slidably coupled.

The base frame 210 and the mounting base 100 are detachably connected by a snap structure 300. The latch structure 300 includes a latch groove 310, a latch body 320, and an elastic restoring member 330. The side wall of installation guide way 420 is seted up to buckle groove 310, buckle body 320 slides with chassis 210 and is connected, buckle body 320 slides along the Z direction for chassis 210, buckle body 320 is including pressing splenium 321 and joint portion 322, press splenium 321 to stretch out the terminal surface that chassis 210 kept away from installation base 100, joint portion 322 cooperates with buckle groove 310 joint, elasticity resets 330 and sets up in chassis 210 and presses between splenium 321, elasticity resets 330 and sets up to compression spring, elasticity resets 330 makes and presses splenium 321 to have the trend to the direction motion of keeping away from installation base 100 all the time.

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. A sheave characterized by: an X direction, a Y direction and a Z direction which are mutually orthogonal are arranged; the pulley includes:

a mounting base (100);

the mounting frame body (200), the mounting frame body (200) is detachably connected with the mounting base (100); a roller body (221) is mounted on the mounting frame body (200), and the roller body (221) and the mounting frame body (200) rotate relatively;

the buckle structure (300) comprises a buckle groove (310), a buckle body (320) and an elastic reset piece (330); buckle groove (310) set up in installation base (100), the buckle body (320) with installation support body (200) swing joint, the buckle body (320) is including pressing splenium (321) and joint portion (322), joint portion (322) with buckle groove (310) joint cooperation, elasticity reset piece (330) set up in the buckle body (320) with between the installation support body (200).

2. A sheave as in claim 1 wherein: installation base (100) with be equipped with guide structure (400) between installation support body (200), guide structure (400) are including installation guided way (410) and installation guide way (420), installation guided way (410) with installation guide way (420) set up respectively in installation base (100) with installation support body (200), installation guided way (410) extend along the X direction, installation guide way (420) with installation guided way (410) slide and are connected.

3. A sheave as in claim 1 wherein: the number of the roller bodies (221) is at least two.

4. A sheave as in claim 3 wherein: the mounting frame body (200) comprises an underframe (210) and a balance frame (220), the balance frame (220) is rotationally connected with the underframe (210), and the roller body (221) is mounted on the balance frame (220).

5. A sheave as in claim 1 wherein: the circumferential surface of the roller body (221) is provided with a groove.

6. A sheave as in claim 1 wherein: the mounting base (100) is provided with at least two mounting wings (110), at least two mounting wings (110) are respectively arranged at two ends of the mounting base (100) in the Y direction, and threaded holes are formed in two ends of the mounting base (100) in the X direction.

7. A sheave as in claim 6 wherein: the end face, facing the installation frame body (200), of the installation wing (110) is provided with anti-skid grains.