CN215673058U - Double-groove buckle telescopic rod - Google Patents

Abstract

The application discloses double flute buckle telescopic link provides double flute buckle telescopic link, including protective sheath subassembly and extending structure, extending structure includes outer tube, snap ring, inner tube, zhonghuan and inner ring, the outer tube bottom is connected with the protective sheath subassembly, the inner tube outer wall is provided with the snap ring, snap ring and inner tube joint, the zhonghuan sets up in the inner tube outer wall, just the zhonghuan is in the snap ring upper end, the outer tube upper end is provided with the inner ring, inner ring department is provided with the buckle subassembly. This application can make the telescopic link more stable when using, and the dynamics is held tightly to the buckle is stronger, and can avoid the inner tube rotatory, rock, and the inner tube stays the intraductal part of outer tube longer when pulling out, makes the telescopic link more firm, and snap ring, zhonghuan and inner ring can play the guard action, and the outer wall can not directly rub with the outer tube inner wall when guaranteeing that the inner tube is flexible, improves the life of telescopic link.

Description

Double-groove buckle telescopic rod

Technical Field

The application relates to the field of telescopic rods, in particular to a double-groove buckle telescopic rod.

Background

The telescopic rod is a telescopic hollow cylindrical rod which is formed by rolling a metal strip or a plastic sheet, and is characterized in that the metal strip or the plastic sheet is pre-shaped into an elastic curled layer with a memory function and smaller than the outer diameter of the rod body, so that the telescopic rod has a self-tightening function, the curled layer always has elastic potential energy for applying pressure to the telescopic rod, a single telescopic rod is the simplest using mode, the length of the rod is adjusted according to the size of a vacant position, a storage angle is perfectly created, and articles can be stored more conveniently. For a higher bathroom niche, the telescopic rod is not used for upgrading and storing; hanging a towel and clamping a cleaning agent, and fully utilizing the vertical space; the multifunctional cleaning tool is also used for cleaning tools such as mops, besoms, outer wall glass cleaning tools and the like, can be infinitely extended, and can realize high-altitude operation.

Present telescopic link is not stable enough when using, and the inner tube rocks easily, the slippage, and when the inner tube of telescopic link was pulled out, the inner tube was not firm enough, and the buckle cohesion degree was not enough, and the outer wall produced great wearing and tearing with the outer tube inner wall friction easily when the inner tube was flexible, has reduced the life of telescopic link. Therefore, a double-groove buckle telescopic rod is proposed to solve the problems.

Disclosure of Invention

The double flute buckle telescopic link is provided in this embodiment and is used for solving present telescopic link among the prior art and is not stable enough when using, and the inner tube rocks easily, the slippage, and the buckle dynamics of holding tightly is not enough, and when the inner tube of telescopic link was pulled out, the inner tube was not firm enough, and the outer wall produced great wearing and tearing with the friction of outer tube inner wall easily when the inner tube was flexible, has reduced the life problem of telescopic link.

According to an aspect of the application, a double flute buckle telescopic link is provided, including protective sheath subassembly and extending structure, extending structure includes outer tube, inner tube, snap ring, zhonghuan and inner ring, the outer tube bottom is connected with the protective sheath subassembly, inner tube outer wall is provided with the snap ring, snap ring and inner tube joint, the zhonghuan sets up in inner tube outer wall, just the zhonghuan is in the snap ring upper end, the outer tube upper end is provided with the inner ring, inner ring department is provided with buckle assembly.

Further, buckle subassembly includes cutting ferrule, card, according to the button and bolt, the card sets up in the second card of cutting ferrule is downthehole, cutting ferrule one side is provided with the bolt, the bolt surface is rotated and is connected with according to the button.

Further, the external diameter of inner tube is less than the internal diameter of outer tube, outer tube and inner tube are the hollow tube, outer tube and inner tube outer wall are provided with two recesses along length direction opposite direction, the protruding department of outer tube inner wall and the recess block of inner tube, outer tube one side recess upper end is provided with first card hole.

Further, the snap ring inner wall is provided with two first archs that distribute symmetrically, the inner tube lower extreme is provided with two wall holes that distribute symmetrically, just first arch and wall hole joint.

Furthermore, the clamping sleeve is provided with a through hole, the inner wall of the through hole is provided with two convex strips, and the convex strips are clamped with two grooves arranged on the outer pipe and the inner pipe; and the inner diameter of one end of the through hole of the clamping sleeve is the same as the outer diameter of the outer pipe, the other end of the through hole is the same as the outer diameter of the inner pipe, the calibers of the two ends of the through hole are not consistent, and a step is formed at one end inside the through hole.

Further, a second card hole has been seted up in card sleeve one side sand grip department, just the card hole forms overlapping with the first card hole site of outer tube and link up, card hole both ends set up the second arch, the protruding side of second is provided with first bolt hole, first bolt hole one end is provided with concave tooth.

Furthermore, the upper surface of the card is flat, a third bulge is arranged on the bottom surface of the card and clamped in the groove of the inner tube, a second bolt hole is formed in one end of the press buckle, a convex tooth is arranged at one end of the bolt, and the convex tooth is clamped with the concave tooth in the first bolt hole.

Through the above-mentioned embodiment of this application, snap ring and double flute structure have been adopted, it is not stable enough when using to have solved present telescopic link, the inner tube rocks easily, the slippage, and when the inner tube of telescopic link was pulled out, the inner tube is firm enough, and the outer wall rubs and produces great wearing and tearing with the outer tube inner wall easily when the inner tube is flexible, the life problem of telescopic link has been reduced, make the telescopic link more stable when using, and can avoid the inner tube rotatory, and the part that stays in the outer tube when the inner tube is pulled out is longer, make the telescopic link more firm, and the snap ring, zhonghuan and inner ring can play the guard action, the outer wall can not directly rub with the outer tube inner wall when guaranteeing that the inner tube is flexible, the service life of telescopic link is prolonged.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise:

FIG. 1 is an overall perspective view of one embodiment of the present application;

FIG. 2 is a schematic diagram of an overall explosion of an embodiment of the present application;

FIG. 3 is a schematic view of a snap ring and first protrusion position relationship according to an embodiment of the present application;

fig. 4 is a schematic top view of a ferrule according to an embodiment of the present application;

fig. 5 is a schematic view of the interior of a ferrule according to an embodiment of the present application;

fig. 6 is a schematic structural view of a connection portion between a ferrule and an inner tube according to an embodiment of the present application.

In the figure: 1. the protective sleeve comprises a protective sleeve component 2, an outer pipe 3, a clamping ring 4, an inner pipe 5, a middle ring 6, an inner ring 7, a clamping sleeve 8, a clamping piece 9, a pressing buckle 10, a bolt 11 and a first bulge.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The telescopic rod in the present embodiment may be applied to various apparatuses, for example, the following fishing hook is provided in the present embodiment, and the telescopic rod in the present embodiment may be used for the following fishing hook.

The fishing hook is J-shaped and comprises a tying line part, a rod part, a first bent connecting part, a bottom part, a second bent connecting part, a hook head part and a hook tip part which are sequentially connected; the sectional shape of first crooked connecting portion is triangle-shaped, change the shape of first crooked connecting portion into triangle-shaped by circular, make the intensity of this first crooked connecting portion obviously strengthen, make first crooked connecting portion region be difficult to warp and be difficult to the rupture, the stretching resistance between the pole portion and the bottom of hookup with first crooked connecting portion has also been increased simultaneously, and when fishing bait penetrated pole portion from the hook point portion, because through triangle-shaped first crooked connecting portion, make fishing bait's adhesive force reinforcing, fishing bait is difficult to walk the position and/or drop. In this embodiment, the line tying part is shaped in a wide flat shape so as not to connect with a fishing line (not shown); the cross-sectional shapes of the rod part, the bottom part, the second bent connecting part and the hook head part are circular as in the prior art; and the section shape of hook point portion is triangle-shaped, moreover still be equipped with first transition portion between hook point portion and the hook head portion, this first transition portion makes circular shape hook head portion transitional coupling to triangle-shaped hook point portion, the shape that will hook point portion is changed into triangle-shaped by circular, make the intensity of this hook point portion obviously strengthen, make the regional difficult deformation of hook point portion and be difficult to the rupture, and when fishing bait penetrated from hook point portion, because triangular hook point portion, make the adhesive force reinforcing of fishing bait, fishing bait is difficult to walk the position and/or drop, also make fishing bait eat by the fish not easily, and the fish is difficult for unhooking behind the hook. In this embodiment, in order to connect the rounded bottom to the triangular first curved connection in a transitional manner, a fourth transition is purposely provided between the bottom and the first curved connection; in order to connect the rounded shank portion to the triangular first curved connecting portion in a transitional manner, a fifth transition portion is provided between the shank portion and the first curved connecting portion.

Of course, this embodiment may also be used for other devices, which are not described in detail herein, and the telescopic rod according to the embodiment of the present application is described below.

Referring to fig. 1-6, the double-groove buckle telescopic rod comprises a protective sleeve assembly 1 and a telescopic structure, wherein the telescopic structure comprises an outer tube 2, a snap ring 3, an inner tube 4, a middle ring 5 and an inner ring 6, the bottom of the outer tube 2 is connected with the protective sleeve assembly 1, the snap ring 3 is arranged on the outer wall of the inner tube 4, the snap ring 3 is clamped with the inner tube 4, the middle ring 5 is arranged on the outer wall of the inner tube 4, the middle ring 5 is located at the upper end of the snap ring 3, the inner ring 6 is arranged at the upper end of the outer tube 2, the snap ring 3 and the middle ring 5 are blocked when the inner tube 4 is pulled out, the inner tube 4 cannot slide out, the inner ring 6 is provided with the buckle assembly, the middle ring 5 can achieve the lengthening effect of the overlapped part of the outer tube 2 and the inner tube 4, namely, the part left in the outer tube 2 when the inner tube 4 is pulled out is longer, and the telescopic rod is more stable.

Inner ring 6 sets up in outer tube 2 upper end, and when inner tube 4 pulled out, blocks snap ring 3 and zhonghuan 5, more firm when making the telescopic link use, prevents that inner tube 4 from being pulled out, can play the guard action through snap ring 3, zhonghuan 5 and inner ring 6, and the outer wall can not directly rub with outer tube 2 inner walls when guaranteeing that inner tube 4 is flexible, improves the life of telescopic link.

The buckle assembly comprises a clamping sleeve 7, a clamping piece 8, a pressing buckle 9 and a plug pin 10, wherein the clamping piece 8 is arranged in the clamping sleeve 7, the plug pin 10 is arranged on one side of the clamping sleeve 7, and the pressing buckle 9 is rotatably connected to the surface of the plug pin 10; the outer diameter of the inner tube 4 is smaller than the inner diameter of the outer tube 2, the outer tube 2 and the inner tube 4 are both hollow tubes, a first bulge is arranged on the inner wall of the outer tube 2, two grooves are oppositely arranged on the outer walls of the outer tube 2 and the inner tube 4, the first bulge is clamped with the grooves, the first bulge on the inner wall of the outer tube 2 is matched with the grooves of the inner tube 4, the tube can be stretched in length and cannot rotate left and right, the double-groove design is more stable, one groove is used for realizing the buckling effect of a buckle assembly, a first card hole is formed in the upper end of the groove on one side of the outer tube 2 and used for placing a card 8, the card 8 is clamped into the outer tube 2, and therefore the whole buckle assembly cannot be separated from the outer tube 2; the inner wall of the clamping ring 3 is provided with two first bulges 11 which are symmetrically distributed, the lower end of the inner tube 4 is provided with two wall holes which are symmetrically distributed, the first bulges 11 are clamped with the wall holes, the inner tube 4 is clamped with the clamping ring 3 through the wall holes, the first bulges 11 are clamped into the wall holes of the inner tube 4, and the clamping ring 3 is matched with the middle ring 5 and the inner ring 6 to prevent the inner tube 4 from being pulled out of the outer tube 2; the clamping sleeve 7 is provided with a through hole, the inner wall of the through hole is provided with two convex strips, the convex strips are clamped with grooves formed in the outer pipe 2 and the inner pipe 4, the caliber of one end of the through hole of the clamping sleeve 7 is the same as the outer diameter of the outer pipe 2, the caliber of one end of the through hole is matched with the outer diameter of the outer pipe 2, the other end of the through hole is matched with the outer diameter of the inner pipe, the calibers of two ends of the through hole are different, a step is formed at one end inside the through hole and can play a role of clamping the inner ring 6, so that the middle ring 5 and the clamping ring 3 are clamped, and the clamping ring 3 cannot pull the inner pipe 4 off; a second card hole is formed in the convex strip of the cutting sleeve, the second card hole is overlapped and communicated with the first card hole of the outer tube 2, second bulges are arranged at two ends of the card hole, a first bolt hole is formed in the side surface of each second bulge, concave teeth are arranged at one end of each first bolt hole, and the outer diameter of the other end of each through hole is the same as that of the inner tube 4; the card 8 is higher authority level, just 8 bottom surfaces of card are provided with the third arch, just the third arch is in the recess block of inner tube 4, press and detain 9 one end and be provided with the second bolt hole, bolt 10 one end is provided with the dogtooth, the dogtooth is connected with the downthehole concave tooth joint of first bolt, and bolt 10 surperficial slick and sly, dogtooth and concave tooth cooperation can make and press and detain 9 firm not skidding.

When the device is used, the lower end of an inner tube 4 is clamped into a clamping ring 3 and a middle ring 5 and then is plugged into an outer tube 2, the upper end of the outer tube 2 is plugged into an inner ring 6, a clamping sleeve 7 is sleeved on the inner ring, a card hole on the clamping sleeve 7 is overlapped with a card hole on the outer tube 2, a card 8 is placed into the inner ring, a second convex surface of the card 8 faces downwards, a pressing buckle 9 is placed above the card 8, a second bolt hole of the pressing buckle 9 is aligned with a first bolt hole of the second convex, a bolt 10 is inserted, a smooth end of the bolt 10 is inserted from a concave tooth end, finally, the concave tooth is matched with the convex tooth, the hair side assembly is completed, when the device is used, the pressing buckle 9 is lifted, the card 8 is in a loose state, the inner tube 4 can be freely stretched and contracted, the required length is determined, the pressing buckle 9 is pressed down, the card 8 is tightly pressed, the card 8 is clamped on the inner tube 4, the required length can be fixed, the device can be implemented, and a plurality of the structures can be set according to actual use requirements, if the original inner pipe 4 becomes a new outer pipe 2, the inner pipe 4 and the buckle assembly are added, namely, multiple lengths are realized, and even infinite extension is achieved.

The application has the advantages that:

1. the structure is simple, the caliber of one end of the cutting sleeve through hole is matched with the outer diameter of the outer pipe, the other end of the cutting sleeve through hole is matched with the outer diameter of the inner pipe, and the calibers of the two ends of the cutting sleeve through hole are different in size, so that a step can be formed at one end of the inner card hole, the step can play a role in clamping the inner ring, the middle ring and the clamping ring are clamped, the inner pipe cannot be pulled away by the clamping ring, a protection effect can be achieved through the clamping ring, the middle ring and the inner ring, the outer wall cannot be directly rubbed with the inner wall of the outer pipe when the inner pipe stretches, and the service life of the telescopic rod is prolonged;

2. due to the double-groove design, the telescopic rod cannot rotate or shake when extending out for use, and a firmer effect is achieved;

3. the clamping buckle is simple and stable in structure, and the clamping sheet is clamped in the outer pipe, so that the whole clamping sleeve is firmly fixed on the outer pipe and cannot be separated from the outer pipe; the card block is in inner tube recess, makes the buckle hold tightly more firmly.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (7)

1. Double flute buckle telescopic link, its characterized in that: including protective sheath subassembly (1) and extending structure, extending structure includes outer tube (2), snap ring (3), inner tube (4), zhonghuan (5) and inner ring (6), outer tube (2) bottom is connected with protective sheath subassembly (1), inner tube (4) outer wall is provided with snap ring (3), snap ring (3) and inner tube (4) joint, zhonghuan (5) set up in inner tube (4) outer wall, just zhonghuan (5) are in snap ring (3) upper end, outer tube (2) upper end is provided with inner ring (6), inner ring (6) department is provided with buckle assembly.

2. The double-slot buckle telescoping rod of claim 1, wherein: the buckle component comprises a clamping sleeve (7), a clamping piece (8), a pressing buckle (9) and a bolt (10), wherein the clamping piece (8) is arranged in the clamping sleeve (7), the bolt (10) is arranged on one side of the clamping sleeve (7), and the surface of the bolt (10) is rotatably connected with the pressing buckle (9).

3. The double-slot buckle telescoping rod of claim 1, wherein: the external diameter of inner tube (4) is less than the internal diameter of outer tube (2), outer tube (2) and inner tube (4) are the hollow tube, outer tube (2) and inner tube (4) outer wall are provided with two recesses along length direction opposite direction, the protruding department of outer tube (2) inner wall and the recess block of inner tube (4), outer tube (2) one side recess upper end is provided with first card hole.

4. The double-slot buckle telescoping rod of claim 1, wherein: the inner wall of the snap ring (3) is provided with two first bulges (11) which are symmetrically distributed, the lower end of the inner tube (4) is provided with two wall holes which are symmetrically distributed, and the first bulges (11) are connected with the wall holes in a clamped mode.

5. The double-slot buckle telescoping rod of claim 2, wherein: the cutting ferrule (7) is provided with a through hole, the inner wall of the through hole is provided with two convex strips, the convex strips are connected with the grooves formed in the outer pipe (2) and the inner pipe (4) in a clamped mode, and the caliber of one end of the through hole of the cutting ferrule (7) is identical to the outer diameter of the outer pipe (2).

6. The dual-slot buckle telescoping rod of claim 5, wherein: the card sleeve is characterized in that a second card hole is formed in a protruding strip on one side of the card sleeve (7), the card hole is overlapped and communicated with a first card hole of the outer tube, the two ends of the card hole are provided with second protrusions, first bolt holes are formed in the side faces of the second protrusions, concave teeth are arranged at one end of each first bolt hole, and the other end of each through hole is identical to the outer diameter of the inner tube (4).

7. The double-slot buckle telescoping rod of claim 2, wherein: the upper surface of the clamping piece (8) is flat, a third bulge is arranged on the bottom surface of the clamping piece (8), the third bulge is clamped with the groove of the inner tube (4), a second bolt hole is formed in one end of the pressing buckle (9), a convex tooth is arranged at one end of the bolt (10), and the convex tooth is clamped with a concave tooth in the first bolt hole.

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