WO2018058864A1 - Elastic sheet fixing-type fine adjustment device for strengthening arc-shaped telescopic rod - Google Patents

Abstract

An elastic sheet fixing-type fine adjustment device for strengthening an arc-shaped telescopic rod, comprising a telescopic sleeve and bases disposed at two ends of the telescopic sleeve, respectively; an inner tube of the telescopic sleeve is provided thereon with at least one elastic sheet, an outer tube of the telescopic sleeve is provided thereon with a plurality of size adjustment holes, one of which may be selectively clamped to an elastic sheet; and a fine adjustment device is connected between at least one of the bases and the telescopic sleeve. By providing the elastic sheet on the inner tube and providing the size adjustment hole on the outer tube, it is possible, by means of clamping the elastic sheet to the selected size adjustment hole, to adjust the length of the entire telescopic sleeve of the arc-shaped telescopic rod without using attachment screws; when the arc-shaped telescopic sleeve needs to be disassembled and assembled, all that is needed to change the length of the telescopic sleeve is pressing the elastic sheet, thus no damage is caused during disassembly and assembly, and the reusability rate is high.

Description

A shrapnel fixed type fine adjuster to strengthen the curved telescopic rod

This application claims the priority of the Chinese patent application filed on September 28, 2016, the Chinese Patent Office, the application number is 201621089641.X, and the invention name is "a kind of shrapnel fixed type fine-tuning device to strengthen the curved telescopic rod", the entire contents thereof This is incorporated herein by reference.

Technical field

The present application relates to the field of telescopic rods, and in particular to a shrapnel-mounted fine-tuner for reinforcing curved telescopic rods.

Background technique

With the continuous improvement of people's living standards, arc-type telescopic rods are widely used, and are often used as clothes rails, shower curtain rods, etc. However, because they need to be perforated in the surrounding environment for specific applications, and assembly, The installation requires tools and the operation is cumbersome.

In the prior art, by adopting a curved telescopic sleeve, the base of the telescopic sleeve is mounted with a base, and by installing a trimmer between the at least one base and the telescopic sleeve, the base is abutted by the trimmer, which is effective Avoid the problem of punching holes in the surrounding environment.

However, in the prior art, the curved telescopic sleeve is connected by the positioning screw between the inner tube and the outer tube of the telescopic sleeve when the fixing is fixed, and the use of the positioning screw easily breaks the surface of the curved sleeve, and When used repeatedly, the positioning screw is repeatedly disassembled, which easily causes the positioning screw to fail, affecting the reuse of the telescopic rod, resulting in waste and cost.

Therefore, how to improve the wear of the curved telescopic rod during installation and use and increase the number of reuses is a technical problem that a person skilled in the art needs to solve at present.

Summary of the invention

The purpose of the application is to provide a shrapnel fixed type fine adjuster to strengthen the curved telescopic rod, which can effectively improve its service life, reduce installation wear and improve recycling efficiency.

To achieve the above objective, the present application provides the following technical solutions:

A shrapnel fixed type fine adjuster for reinforcing an arc-shaped telescopic rod, comprising a telescopic sleeve and a base respectively disposed at two ends of the telescopic sleeve, wherein the inner tube of the telescopic sleeve is provided with at least one elastic piece The outer tube of the telescopic sleeve is provided with a plurality of size adjustment holes that are selectively engaged with the elastic piece, and a trimmer is connected between at least one of the base and the telescopic sleeve.

Preferably, at least two of the elastic pieces are disposed on the inner tube.

Preferably, the base is further provided with an anti-slip pad away from one end of the telescopic sleeve.

Preferably, the inner tube and the outer tube are metal tubes, and the elastic piece is a metal elastic piece.

Preferably, the trimmer includes a trimmer connector, a spinner handle, a spinner screw, and a spinner nut, the spinner connector is coupled to the base, and one end of the spinner handle and the spinner connector are circumferentially The card is connected to the other end and is fixedly connected to the spinner screw, and the trimmer nut is screwed to the spinner screw.

Preferably, the trimmer handle is provided with external teeth in a circumferential direction, and the outer peripheral portion of the trimmer joint is provided with a Torx screw that can be circumferentially engaged with the external tooth to prevent the spinner handle from rotating or disengaging from the fine adjustment Connector.

Preferably, the teeth of the external teeth extend in the axial direction of the trimmer handle.

Preferably, the spinner handle is provided with a cavity for inserting the spinner of the spinner, and the cavity is provided with a limiting member that can be engaged with the screw of the spinner.

Preferably, the base is circumferentially engaged with the corresponding telescopic sleeve or the trimmer, and the base is swingable relative to the telescopic sleeve or the trimmer.

Preferably, the base is provided with an arcuate arch plate and a limiting pin, and the telescopic sleeve and the trimmer are respectively provided with a long groove which can be swingably connected with the arcuate arch plate and A short groove for the limit pin of the limit pin.

The shrapnel-type fine-tuner provided by the present application reinforces the curved telescopic rod, including a telescopic sleeve and a base respectively disposed at two ends of the telescopic sleeve, and the inner tube of the telescopic sleeve is provided with at least one elastic piece, The outer tube of the telescopic sleeve is provided with a plurality of size adjustment holes that are selectively engaged with the elastic piece, and at least one of the base and the telescopic sleeve is connected with a trimmer. The arc-shaped telescopic rod is disposed on the inner tube, and the size adjusting hole is disposed on the outer tube, so that the elastic piece can be selectively engaged with the size adjusting hole to realize the pair The adjustment of the length of the telescopic sleeve does not require the use of a positioning screw. When the arc-shaped telescopic tube needs to be disassembled, the position of the inner tube and the outer tube can be adjusted only after the elastic piece is pressed, and then the position can be changed. The length of the telescopic sleeve is disassembled and disassembled, and the recyclability is high.

In a preferred embodiment, the base is circumferentially engaged with a corresponding telescopic sleeve or the trimmer, and the base is swingable relative to the telescoping sleeve or the trimmer. In the above arrangement, when the arc-shaped telescopic tube is deviated from the angle of the cavity to be installed, the sway of the base can be used to achieve the fit with the wall, and the base and the wall are improved. The connection between the firmness.

DRAWINGS

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings to be used in the embodiments or the prior art description will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present application, and other drawings can be obtained according to the drawings without any creative work for those skilled in the art.

1 is a schematic structural view of a specific embodiment of a reinforced elastic telescopic rod of a shrapnel fixed type spinner provided by the present application;

2 is a schematic view showing the explosion structure of the elastic fixed telescopic rod of the elastic fixed elastic adjusting device shown in FIG. 1;

Figure 3 is a schematic enlarged view of the base shown in Figure 2;

Among them: 1- inner tube base, 2-outer tube base, 3-trimmer, 4-outer tube, 5-inner tube, 6-base body, 7-base decorative cover (base decorative cover), 8-trimmer connector , 9-micro-tuner handle, 10-trimmer nut, 11-fine-tuner screw, 12-screw set screw, 13-plum screw, 14-spring, 15-size adjustment hole.

detailed description

The core of the application is to provide a shrapnel fixed type fine adjuster to strengthen the curved telescopic rod, which can effectively improve its service life, reduce installation wear and improve recycling efficiency.

The technical solutions in the embodiments of the present application are clearly and completely described in the following with reference to the drawings in the embodiments of the present application. It is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. Based on the embodiments in this application, those of ordinary skill in the art are not All other embodiments obtained under the premise of creative work are within the scope of the present application.

Please refer to FIG. 1 to FIG. 3 . FIG. 1 is a schematic structural view of a flexural telescopic rod of a shrapnel fixed type micro-tuner provided by the present application; FIG. 2 is a curved view of the shrapnel fixed type micro-tuner shown in FIG. Schematic diagram of the explosion structure of the telescopic rod; FIG. 3 is a schematic view of the inner tube structure shown in FIG.

In this embodiment, the elastic fixed telescopic rod strengthens the curved telescopic rod, including a telescopic sleeve and a base respectively disposed at two ends of the telescopic sleeve, the telescopic sleeve includes an inner tube 5 and an outer tube 4, and the inner tube 5 is sleeved on the outer tube The interior of the base 4 includes an inner tube base 1 and an outer tube base 2, the inner tube base 1 is connected to the inner tube 5, and the outer tube base 2 is connected to the outer tube 4.

The inner tube 5 of the telescopic sleeve is provided with at least one elastic piece 14 , and the outer tube 4 of the telescopic sleeve is provided with a plurality of size adjusting holes 15 which are selectively engaged with the elastic piece 14 , and between the at least one base and the telescopic sleeve The trimmer 3 is connected, that is, the trimmer 3 can be disposed between the inner tube base 1 and the inner tube 5, and can be disposed between the outer tube base 2 and the outer tube 4.

Specifically, at least two elastic pieces 14 are disposed on the inner tube 5, and each of the elastic pieces 14 can be selectively engaged with the size adjusting hole 15. In order to widen the connection position between the inner tube 5 and the outer tube 4, The number of the shrapnel 14 can be set to three or more.

Preferably, the distance between adjacent size adjusting holes 15 is the same, and the distance between adjacent elastic pieces 14 is an integral multiple of the distance between adjacent size adjusting holes 15. Of course, the distance between adjacent elastic pieces 14 should not be too large. Further, when a spring piece 14 is engaged with the edge adjustment hole 15 of the outermost edge, the distance between the adjacent elastic piece 14 and the size adjustment hole 15 at the other edge should be within the adjustable range of the trimmer 3 to prevent exceeding The adjustment range of the trimmer 3 cannot be used, and the distance between the adjacent elastic pieces 14 is preferably a distance larger than the overall distance of the size adjustment hole 15 by one adjacent size adjustment hole 15. That is, when the number of the size adjustment holes 15 is 16, and the size adjustment holes 15 are evenly distributed, the distance between the adjacent elastic pieces 14 is the length of the 17 size adjustment holes 15, so that when one piece 14 cannot be combined with any one When the size adjusting hole 15 is engaged, the next elastic piece 14 can just be engaged with the outermost size adjusting hole 15 to achieve uniformity of the length adjustment of the telescopic sleeve, and at the same time, avoiding the two elastic pieces 14 simultaneously with the size adjusting hole 15 At the end of the day, the labor was wasted.

Preferably, in order to increase the strength of the telescopic tube, both the inner tube 5 and the outer tube 4 are preferably metal tubes. Moreover, the elastic piece 14 is preferably a metal elastic piece, which ensures that the elastic piece 14 can effectively bounce when in use, thereby improving service life and reliability.

The curved telescopic rod is provided with at least one elastic piece 14 on the inner tube 5, and a size adjustment hole 15 is disposed on the outer tube 4, and the length of the entire telescopic sleeve can be realized by the selective engagement of the elastic piece 14 and the size adjustment hole 15. The adjustment does not need to use the positioning screw. When the arc-shaped telescopic tube needs to be disassembled, only the elastic piece 14 needs to be pressed, and the relative position of the inner tube 5 and the outer tube 4 is adjusted, so that the length of the telescopic sleeve can be changed, and the length of the telescopic sleeve can be changed. , high reproducibility.

In this embodiment, the trimmer 3 is disposed between the inner tube base 1 and the inner tube 5 as an example.

One end of the trimmer 3 is connected to the inner tube base 1 and the other end is connected to the inner tube 5. Specifically, the trimmer 3 includes a trimmer joint 8, a trimmer handle 9, a trimmer screw 11 and a trimmer nut 10, and a trimmer The joint 8 is connected to the inner tube base 1, one end of the trimmer handle 9 is connected to the trimmer joint 8, and the other end is fixedly connected with the trimmer screw 11, the trimmer nut 10 is provided with external threads, the trimmer nut 10 and the trimmer The thread 11 is screwed, and the trimmer nut 10 is engaged with the inner tube 5.

Specifically, regarding the connection between the trimmer connector 8 and the spinner handle 9, when the inner tube base 1 does not contact the wall, the inner tube base 1 and the trimmer joint 8 simultaneously rotate according to the rotation of the spinner handle 9 when When the inner tube base 1 abuts against the wall, the inner tube base 1 and the trimmer joint 8 are fixed in position, and the trimmer handle 9 is rotated relative to the trimmer joint 8.

More specifically, the end of the trimmer connector 8 remote from the inner tube base 1 is provided with a cavity into which the spinner handle 9 can be inserted.

When the spinner handle 9 is rotated, the spinner nut 10 is moved by the spinner screw 11 to adjust the length of the trimmer 3, and then the inner tube base 1 and the outer tube base 2 are respectively abutted on the two sides of the wall. Preferably, the base is further provided with an anti-slip mat near the end of the wall to improve the connection stability between the base and the wall.

Further, the outer periphery of the trimmer handle 9 is provided with external teeth, and the outer peripheral portion of the trimmer joint 8 is provided with a torx screw 13 engageable with the external teeth, and the outer peripheral portion of the cavity of the trimmer joint 8 is provided with a screw 13 for screwing The threaded hole, after the Phillips screw 13 penetrates the threaded hole, is engaged with the teeth of the external teeth of the spinner handle 9.

Since the curved telescopic sleeve has an outward tension, in order to prevent the trimmer joint 8 from being disengaged from the spinner handle 9, while preventing the spinner handle 9 from rotating, when the curved telescopic rod is installed After the assembly, the torx screw 13 is screwed into the threaded hole to realize the circumferential engagement of the trimmer joint 8 and the trimmer handle 9.

Preferably, in order to ensure the firmness of the fine adjustment of the spinner connector 8 and the trimmer handle 9, the teeth of the external teeth should extend in the axial direction of the trimmer handle 9.

Further, the trimmer handle 9 is provided with a cavity for the spinner thread 11 to be nested, and the cavity is provided with a limiting member that can be circumferentially engaged with the spinner thread 11, that is, the limiting member and the limiting member The fine-tuner screw 11 is fixedly connected in the circumferential direction. Specifically, the cross-section of the limiting member is preferably a m-shaped type. Correspondingly, the axial direction of the fine-tuner screw 11 is provided with a square-shaped card slot corresponding to the size of the limiting member. Of course, the structure in which the limiting member and the spinner thread 11 are circumferentially engaged can be realized, and is not limited to the solution given in the embodiment.

After the trimmer screw 11 is inserted into the stopper, the thread fixing screw 12 is screwed in the axial direction at the outer end of the stopper. Specifically, one end of the trimmer connector 8 is provided with two lengths of grooves, and the other end is a bottom end of the barrel. The long and short groove ends of the trimmer connector 8 are inserted into the inner tube base 1, and the trimmer handle 9 is inserted into the trimmer connector 8. At the mouth end; the spinner thread 11 is located in the barrel cavity of the spinner handle 9, and the spinner thread 11 extends out of the barrel mouth of the spinner handle 9.

Based on any of the above embodiments, the base is circumferentially engaged with the corresponding telescopic sleeve or trimmer 3, specifically, between the inner tube base 1 and the trimmer 3 and between the outer tube base 2 and the outer tube 4. The card is snapped and the base can be swung relative to the telescoping sleeve or trimmer 3. In the above arrangement, when the arc-shaped telescopic tube is deviated from the angle of the cavity to be installed, the connection with the wall can be achieved by the swing of the base, and the connection stability between the base and the wall is improved.

Specifically, the base is provided with an arc-shaped arch plate and a limit pin, and the telescopic sleeve and the trimmer 3 are respectively provided with a long groove which can be swing-connected with the arc-shaped arch plate and a short limit with the limit pin of the limit pin. Groove. More specifically, the base comprises a base body 6 and a base decorative cover 7, and the inner tube base 1 and the base body 6 of the outer tube base 2 are provided with arc-shaped arch plates and limit pins, and the trimmer joint 8 of the trimmer 3 is close to One end of the inner tube base 1 is provided with two sets of grooves, and the two ends of the outer tube 4 near the base are also provided with two sets of grooves.

It should be noted that the base decorative cover 7 is arranged to improve the aesthetics of the base. In actual use or manufacturing, the base may also be only the base body 1. The use of the base decorative cover 7 is a preferred solution. Do not use the base decorative cover 7, no further limit here set.

In the arc-shaped telescopic rod provided in this embodiment, the inner tube base 1 cannot be connected to the outer tube 4, and the outer tube base 2 cannot be used to connect the inner tube 5, that is, the inner and outer tube bases cannot be interchanged. Preferably, the curved telescopic rod is provided with three elastic pieces 14 on the inner tube 5, and 16 outer diameter adjusting holes 15 are provided on the outer tube 4, and the elastic inner tube 5 is matched to the suitable length by the telescopic inner tube 5 as needed, and the elastic piece 14 is matched with the size adjusting hole 15. After that, the elastic piece 14 will eject the size adjusting hole 15 to obtain a fixed function. With the above structure, a total of 48 sizes can be adjusted.

Specifically, in the embodiment, the inner tube 5 is sleeved in the outer tube 4, and the inner tube 5 can be expanded and contracted in the outer tube 4, and the inner tube 5 can be pulled out from the outer tube 4 according to actual needs, in order to make The outer tube 4 and the inner tube 5 can be held firmly to prevent relative movement of the outer tube 4 and the inner tube 5, and can be further adjusted by the trimmer 3.

The various embodiments in the present specification are described in a progressive manner, and each embodiment focuses on differences from other embodiments, and the same similar parts between the various embodiments may be referred to each other.

The above-mentioned shrapnel fixed type fine-tuner reinforcing curved telescopic rod provided by the present application is described in detail. The principles and implementations of the present application have been described in the context of specific examples, and the description of the above embodiments is only to assist in understanding the method of the present application and its core idea. It should be noted that those skilled in the art can make several modifications and changes to the present application without departing from the scope of the present application. These modifications and modifications are also within the scope of the appended claims.

Claims (10)

A shrapnel fixed type fine adjuster for reinforcing an arc-shaped telescopic rod, comprising a telescopic sleeve and a base respectively disposed at two ends of the telescopic sleeve, wherein at least one inner tube (5) of the telescopic sleeve is provided a spring piece (14), the outer tube (4) of the telescopic sleeve is provided with a plurality of size adjustment holes (15) which are selectively engaged with the elastic piece (14), and at least one of the base and the expansion and contraction A trimmer (3) is connected between the sleeves. The curved telescopic rod according to claim 1, characterized in that at least two of the elastic pieces (14) are provided on the inner tube (5). The curved telescopic rod according to claim 1, wherein an end of the base away from the telescopic sleeve is further provided with a non-slip mat. The curved telescopic rod according to claim 1, wherein the inner tube (5) and the outer tube (4) are both metal tubes, and the elastic piece (14) is a metal elastic piece. The curved telescopic rod according to claim 1, characterized in that the trimmer (3) comprises a trimmer joint (8), a trimmer handle (9), a spinner thread (11) and a trimmer nut ( 10), the trimmer connector (8) is connected to the base, one end of the spinner handle (9) is connected to the trimmer connector (8), and the other end is connected to the spinner (11) Fixedly connected, the trimmer nut (10) is threadedly coupled to the spinner thread (11). The curved telescopic rod according to claim 5, wherein the trimmer handle (9) is provided with external teeth in a circumferential direction, and an outer peripheral portion of the trimmer joint (8) is provided with the outer tooth circumference To the snapped torsion screw (13) to prevent the spinner handle (9) from swirling or disengaging the trimmer connector (8). The curved telescopic rod according to claim 6, wherein the teeth of the external teeth extend in the axial direction of the trimmer handle (9). The curved telescopic rod according to claim 5, characterized in that the spinner handle (9) is provided with a cavity for the fine-tuner screw (11) to be nested, and in the cavity A limiting member is provided that can be engaged with the circumferential direction of the spinner thread (11). The curved telescopic rod according to any one of claims 1 to 8, wherein the base is circumferentially engaged with the corresponding telescopic sleeve or the trimmer (3), and the base can be Swinging relative to the telescoping sleeve or the trimmer (3). The curved telescopic rod according to claim 9, wherein the base is provided with an arcuate arch plate and a limit pin, and the telescopic sleeve and the trimmer (3) are provided with The arcuate arch is pivotally connected to the long groove and the short groove is circumferentially constrained from the limit pin.

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