CN215169083U

CN215169083U - Lower wheel without punching

Info

Publication number: CN215169083U
Application number: CN202121527131.7U
Authority: CN
Inventors: 李锦峰; 郑亿; 段文飞
Original assignee: Foshan Nanhai Yimai Hardware Product Co ltd
Current assignee: Foshan Nanhai Yimai Hardware Product Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2021-12-14
Anticipated expiration: 2031-07-06

Abstract

The utility model relates to a lower wheel of exempting from to punch. The punching-free lower wheel of the utility model comprises an installation part, a jacking screw and a carrier provided with a roller; the mounting piece is fixedly provided with a jacking wing; the jacking screw is in threaded connection with the mounting piece, and the inner wall of the top end of the carrier abuts against the inner wall of the top end of the carrier; the mounting piece is linearly connected with the carrier in a sliding manner. The utility model can achieve the purpose that the lower wheel without punching can be installed on the translation door and window without punching holes on the translation door and window, which is more convenient; the load of the movable driving piece can be reduced, and the service life of the movable driving piece is prolonged; the floating carrier can automatically change the angle to ensure the contact between the roller and the track, thereby preventing the gap between the roller and the track.

Description

Lower wheel without punching

Technical Field

The utility model relates to a door and window hardware technical field, in particular to lower wheel who exempts from to punch.

Background

The conventional lower wheels for the sliding door and window 8 usually need to be drilled on the sliding door and window 8, and the lower wheels are installed on the sliding door and window 8 through screws.

In summary, the prior art has at least the following technical problems,

firstly, it is troublesome to drill a hole in the sliding door/window 8 using a tool such as an electric drill in advance.

Secondly, after the drilling is completed, the position of the lower wheel is also fixed along with the drilled hole and is difficult to adjust.

Disclosure of Invention

An object of the utility model is to solve or alleviate the above-mentioned first technical problem.

The utility model adopts the measures that the punching-free lower wheel comprises an installation part, a jacking screw and a carrier provided with a roller; the mounting piece is fixedly provided with a jacking wing; the jacking screw is in threaded connection with the mounting piece, and the inner wall of the top end of the carrier abuts against the inner wall of the top end of the carrier; the mounting piece is linearly connected with the carrier in a sliding manner.

The utility model discloses the effect that reaches does, need not trompil on translation door and window, can be with exempting from the lower round of punching install translation door and window on, it is more convenient.

According to the further technical scheme, the carrier is provided with a limiting hole which is a long hole, the mounting piece is provided with a limiting bulge, and the limiting bulge is inserted into the limiting hole.

Can ensure that installed part, carrier are as an organic whole, and the lower wheel that punches is exempted from in convenient to use.

According to a further technical scheme, the mounting piece is made of a metal piece, and the limiting protrusion is a protrusion which is formed by punching and has the thickness of one zero point to one millimeter.

The mounting part can be elastically deformed by moving the mounting part, so that the limiting protrusion is inserted into the limiting hole; and meanwhile, the installation part is convenient to produce.

Further technical scheme, the roof of carrier is provided with the tight protruding dish in top that possesses elasticity, and the tight screw in top offsets with the tight protruding dish in top.

After the lower wheel without punching is installed on the translation door and window, the elastic force provided by the jacking convex disc can slow down or prevent the jacking screw from loosening.

The carrier is provided with a carrier long hole, an included angle is formed between the movable piece long hole and the carrier long hole, and the adjusting pin penetrates through the movable piece long hole and the carrier long hole; the two ends of the movable driving piece are respectively connected with the carrier and the movable piece, and the adjusting pin is connected with the roller.

The height of adjusting pin and gyro wheel can be adjusted.

According to the technical scheme, the movable piece is provided with an end limiting piece, the carrier is provided with an end limiting hole, and the end limiting piece is embedded into the end limiting hole to enable the movable piece to be in linear sliding connection with the carrier.

The load of the movable driving piece can be reduced, and the service life of the movable driving piece is prolonged.

The technical scheme is that the device further comprises a wheel assembly, the wheel assembly comprises a floating carrier hinged with an adjusting pin, and at least two rollers are arranged on the floating carrier.

The floating carrier can automatically change the angle to ensure the contact between the roller and the track, thereby preventing the gap between the roller and the track.

According to the further technical scheme, a wheel carrier with a hinged shaft is arranged, and at least two idler wheels are hinged to the wheel carrier; at least two wheel carriers are respectively hinged with the floating carrier.

The roller can be further ensured to be attached to the rail.

Further technical scheme, the carrier is provided with the constant head tank, installed part embedding constant head tank.

Further technical scheme, the whole U-shaped that is of the terminal surface of installed part, two tops of installed part outwards extend respectively and form the tight wing in top.

In conclusion, the utility model can achieve the following technical effects,

1, the lower wheels without punching can be installed on the translation door and window without punching holes on the translation door and window, so that the operation is more convenient.

2, the load of the movable driving piece can be reduced, which is beneficial to improving the service life of the movable driving piece.

3, the floating carrier can automatically change the angle to ensure that the roller is attached to the rail, thereby preventing the gap between the roller and the rail.

Drawings

Fig. 1 is a perspective view of a punch-free lower wheel according to an embodiment of the present invention.

Fig. 2 is a perspective exploded view of a punch-free lower wheel according to an embodiment of the present invention.

Fig. 3 is a schematic top view of a lower punch-free wheel according to an embodiment of the present invention.

Fig. 4 is a schematic illustration of profile one SEC 1.

Fig. 5 is a schematic diagram of profile two SEC 2.

Section one SEC 1; section two SEC 2; a carrier 1; a limiting hole 12; tightly supporting the convex disc 13; a carrier slot 14; an end limiting hole 15; a positioning groove 16; a mounting member 2; a tightening wing 21; a limit protrusion 22; a jacking screw 3; an adjustment structure 4; a movable member 41; a movable member long hole 411; a movable drive 412; an end stop 413; an adjustment pin 42; a sliding door window 8; a mounting groove 81; mounting groove bottom wall 811; a wheel assembly 9; a wheel carrier 91; a hinge shaft 911; a floating carrier 92; a floating hinge hole 921; pin connection holes 922; a roller 99.

Detailed Description

The following description will be made in conjunction with the accompanying drawings.

As a specific embodiment, the punching-free lower wheel of the embodiment of the present invention includes an installation member 2, a jacking screw 3 and a carrier 1 provided with a roller 99.

The mounting part 2 is fixedly provided with a jacking wing 21. The whole end face of installed part 2 is the U-shaped, and two tops of installed part 2 outwards extend respectively and form tight wing 21 in top.

The jacking screw 3 is in threaded connection with the mounting piece 2, and the top end inner wall of the carrier 1 is abutted.

The mounting member 2 is linearly slidably connected to the carrier 1.

The carrier 1 is provided with positioning slots 16, and the mounting member 2 is inserted into the positioning slots 16, so that the mounting member 2 is linearly slidably connected with the carrier 1.

The working principle is that when the lower punching-free wheel needs to be installed, the lower punching-free wheel moves along the installation groove 81 of the translation door and window 8, the tightening wing 21 is inserted into the installation groove 81, then the tightening screw 3 is rotated, the installation part 2 moves downwards relative to the carrier 1 until the carrier 1 abuts against the translation door and window 8 and the tightening wing 21 abuts against the installation groove bottom wall 811, and at the moment, the lower punching-free wheel is fixed on the translation door and window 8 and is usually fixed at the bottom end of the translation door and window 8; the roller 99 of the sliding door/window 8 is placed on the guide rail (not shown in the drawing) and pushes the sliding door/window 8, so that the sliding door/window 8 can move horizontally along the guide rail.

It can be seen from the foregoing that, the lower wheel without punching can be installed on the sliding door window 8 without opening a hole on the sliding door window 8, which is more convenient.

The carrier 1 is provided with a limit hole 12 with a long hole, the mounting part 2 is provided with a limit bulge 22, and the limit bulge 22 is inserted into the limit hole 12. Can ensure that installed part 2, carrier 1 are as an organic whole, and the lower wheel that punches is exempted from in convenient to use. The mounting piece 2 is made of metal pieces, and the limiting bulge 22 is a bulge which is formed by punching and has the thickness of zero point one to one millimeter; the mounting part 2 can be moved, namely, the mounting part 2 can be elastically deformed, so that the limiting protrusion 22 is inserted into the limiting hole 12; while facilitating the production of the mounting part 2.

The top wall of the carrier 1 is provided with a tight protruding disc 13 with elasticity, and the tight screw 3 is propped against the tight protruding disc 13. After the lower wheel without punching is installed on the translation door and window 8, the elastic force provided by the jacking convex disc 13 can slow down or prevent the jacking screw 3 from loosening.

The carrier is characterized by further comprising an adjusting structure 4, wherein the adjusting structure 4 comprises a movable driving piece 412, an adjusting pin 42 and a movable piece 41 provided with a movable piece long hole 411, the carrier 1 is provided with a carrier long hole 14, an included angle is formed between the movable piece long hole 411 and the carrier long hole 14, and the adjusting pin 42 penetrates through the movable piece long hole 411 and the carrier long hole 14; the movable drive member 412 is connected to the carrier 1 and the movable member 41 at both ends thereof, and the adjustment pin 42 is connected to the roller 99. The movable driving member 412 is a device for providing linear power, such as a bolt passing through the carrier 1 and hinged with the movable member 41; the movable actuator 412 can move the movable element 41 linearly. The movable driving unit 412 moves the movable element 41 linearly, and the adjusting pin 42 abuts against the inner wall of the movable element long hole 411 and the inner wall of the carrier long hole 14, so that the adjusting pin 42 moves along the movable element long hole 411 and the carrier long hole 14, thereby adjusting the position of the adjusting pin 42 relative to the carrier 1. The angle between the long carrier hole 14 and the top wall of the carrier 1 is greater than zero degrees, usually ninety degrees, and when the movable member 41 moves, the distance between the adjusting pin 42 and the top of the carrier 1 changes, so that the heights of the adjusting pin 42 and the roller 99 can be adjusted.

The movable member 41 is provided with an end limiting member 413, the carrier 1 is provided with an end limiting hole 15, and the end limiting member 413 is embedded into the end limiting hole 15 so that the movable member 41 is linearly and slidably connected with the carrier 1. The load on the movable drive 412 can be reduced, which is beneficial to increasing the useful life of the movable drive 412.

And a wheel assembly 9, wherein the wheel assembly 9 comprises a floating carrier 92 hinged by an adjusting pin 42, and at least two rollers 99 are arranged on the floating carrier 92, so that the rollers 99 are arranged on the carrier 1. The angle of the floating carrier 92 can be changed, even if the track matched with the roller 99 is uneven, the floating carrier 92 can automatically change the angle to ensure the roller 99 to be attached to the track due to the gravity of the translation door window 8 and the punching-free lower wheel, so that the gap between the roller 99 and the track can be prevented.

A wheel carrier 91 provided with a hinge shaft 911, at least two rollers 99 being hinged on the wheel carrier 91; at least two wheel carriers 91 are respectively hinged with the floating carrier 92 (hinge shafts 911 are inserted into the floating hinge holes 921 for hinge). The roller 99 can be further ensured to be in contact with the rail.

As used in the present invention, the term: first, second, etc. do not denote any order, quantity, or importance, but rather are used to distinguish one element from another.

As used in the present invention, the term: one, etc. do not denote a limitation of quantity, but rather denote the presence of at least one of the referenced item.

As in the present invention, the term indicating orientation or position is used: top, bottom, side, longitudinal, lateral, middle, center, outer, inner, horizontal, vertical, left, right, above, below, and the like are intended to reflect relative positions, not absolute positions.

The term as used in the present invention: approximate, whole, approximate, close, etc., are words of definition that specify the presence of stated features but allow for certain deviations. The amount of tolerance for a certain deviation may vary depending on the particular context; for example, the specific context in which deviations from size may be relied upon includes, but is not limited to, national standards for dimensional tolerances.

Claims

1. The punching-free lower wheel comprises a mounting piece (2), a jacking screw (3) and a carrier (1) provided with a roller (99);

the device is characterized in that the mounting piece (2) is fixedly provided with a jacking wing (21); the tightening screw (3) is in threaded connection with the mounting piece (2), and the inner wall of the top end of the carrier (1) is abutted; the mounting piece (2) is in linear sliding connection with the carrier (1).

2. The punching-free lower wheel as claimed in claim 1, wherein the carrier (1) is provided with a limiting hole (12) with a long hole, the mounting member (2) is provided with a limiting bulge (22), and the limiting bulge (22) is inserted into the limiting hole (12).

3. A punch-free lower wheel according to claim 2, wherein the mounting member (2) is made of metal and the limiting protrusion (22) is a punched protrusion with a thickness of zero point one to one millimeter.

4. A punch-free lower wheel according to claim 1, characterized in that the top wall of the carrier (1) is provided with a resilient tightening cam (13), and the tightening screw (3) abuts against the tightening cam (13).

5. The punching-free lower wheel according to claim 1, further comprising an adjusting structure (4), wherein the adjusting structure (4) comprises a movable driving piece (412), an adjusting pin (42) and a movable piece (41) provided with a movable piece long hole (411), the carrier (1) is provided with a carrier long hole (14), an included angle is formed between the movable piece long hole (411) and the carrier long hole (14), and the adjusting pin (42) penetrates through the movable piece long hole (411) and the carrier long hole (14); both ends of the movable driving piece (412) are respectively connected with the carrier (1) and the movable piece (41), and the adjusting pin (42) is connected with the roller (99).

6. The punching-free lower wheel as claimed in claim 5, wherein the movable member (41) is provided with an end limiting member (413), the carrier (1) is provided with an end limiting hole (15), and the end limiting member (413) is embedded into the end limiting hole (15) so that the movable member (41) and the carrier (1) are linearly and slidably connected.

7. The punch-free lower wheel according to claim 5, further comprising a wheel assembly (9), wherein the wheel assembly (9) comprises a floating carrier (92) hinged by an adjusting pin (42), and at least two rolling wheels (99) are arranged on the floating carrier (92).

8. Lower wheel without perforations, according to claim 7, characterized by a wheel carrier (91) provided with articulated axles (911), at least two rollers (99) being articulated on the wheel carrier (91); at least two wheel carriers (91) are respectively articulated with the floating carrier (92).

9. Punch-free bottom wheel according to claim 1, characterized in that the carrier (1) is provided with positioning slots (16), the mounting elements (2) engaging in the positioning slots (16).

10. A punch-free lower wheel according to claim 1, wherein the end surface of the mounting member (2) is generally U-shaped, and the two top ends of the mounting member (2) extend outwardly to form tightening wings (21).