CN217885328U

CN217885328U - Telescopic metal pull rod on case

Info

Publication number: CN217885328U
Application number: CN202222228054.6U
Authority: CN
Inventors: 杨霖
Original assignee: Rui'an Xingda Luggage Accessories Co ltd
Current assignee: Rui'an Xingda Luggage Accessories Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2022-11-25
Anticipated expiration: 2032-08-23

Abstract

The utility model discloses a flexible metal pull rod on case and bag belongs to case and bag accessory technical field, including female pole, extension rod and handle, the top of female pole is provided with coupling assembling, coupling assembling is including the installation piece, the bottom of installation piece is connected with the connecting block, the mounting groove has been seted up all around to the halving of connecting block, four the inside wall of mounting groove all has a fixture block, four there is the fixture block through spring coupling the fixture block runs through the mounting groove and extends to the inside of female pole, the groove has been seted up to the outside of female pole and has been accomodate, the outside cover of accomodating the groove is equipped with the adjustable ring, the inside wall halving of adjustable ring is connected with four extrusion pieces, the extrusion piece extends to the inside of female pole, the bottom of extension rod is connected with the anticreep piece. The beneficial effects of the utility model are that simplified the whole dismantlement mode of pull rod, reduced the maintenance degree of difficulty of pull rod, practiced thrift cost of maintenance, reduced rocking when the extension rod uses simultaneously, improved holistic stability, optimized user's use and experienced.

Description

Telescopic metal pull rod on case

Technical Field

The utility model relates to a case and bag accessory technical field specifically says a flexible metal pull rod on case and bag.

Background

The trolley luggage is a box which is carried when going out for placing articles, and is one type of luggage, generally, the trolley luggage is used for placing clothes, personal care products and souvenirs required in journey, and the telescopic trolley is arranged on the top and matched with the pulley on the bottom so as to be convenient to move.

The utility model with the chinese patent application number of cn201821993028.X discloses a pull rod on a luggage, which comprises a pull rod body, a pull rod seat, an extension rod, and two female rods, wherein the two female rods are respectively arranged at the left and right ends of the pull rod seat and are perpendicular to the two female rods, the pull rod seat is provided with insertion holes corresponding to the female rods, and the pull rod body comprises a handle and two slide rods; the upper surface of the pull rod seat is provided with two anti-shaking structures, the two anti-shaking structures are arranged at the left end and the right end of the pull rod seat respectively, each anti-shaking structure is composed of a compression bolt, a shell and a shaking prevention block, the shell is fixedly connected with the pull rod seat, one end, close to the pull rod body, of the inside of the shell is provided with an installation cavity, the middle of one end, far away from the pull rod body, of the shell is provided with a screw hole communicated with the installation cavity, and the compression bolt is in threaded connection with the screw hole. The utility model aims at providing a pull rod on case and bag, the pull rod on this case and bag can prevent that the pull rod from rocking when using, prevents that pull rod and pull rod seat collision from wearing and tearing, uses comfortablely.

The above comparison document has the following problems:

(1) The pull rod bears a large acting force when in use, is easy to damage after long-term use, and is inconvenient to disassemble, so that the maintenance and the replacement are difficult, and the resource waste is caused.

(2) The telescopic section of the pull rod is thin and low in strength, so that the pull rod is easy to shake and has integral stability deviation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flexible metal pull rod on case and bag to solve the problem that proposes among the above-mentioned background art.

The technical scheme of the utility model is that: the utility model provides a flexible metal pull rod on case and bag, includes female pole, extension rod and handle, the top of female pole is provided with coupling assembling, coupling assembling is including the installation piece, the bottom of installation piece is connected with the connecting block, the mounting groove has been seted up to the partition all around of connecting block, four the inside wall of mounting groove all has a fixture block, four through spring coupling the fixture block runs through the mounting groove to extend to the inside of female pole, the groove has been seted up to the outside of female pole and has been accomodate, the outside cover of accomodating the groove is equipped with the adjustable ring, the inside wall partition of adjustable ring is connected with four extrusion pieces, the extrusion piece extends to the inside of female pole to with fixture block looks butt, the bottom of extension rod is connected with the anticreep piece.

Furthermore, one end of the fixture block, which is adjacent to the extrusion block, is an inclined surface.

Furthermore, the length and width of the fixture block are equal to the inner diameter of the mounting groove.

Further, the outer diameter of the receiving groove is larger than that of the adjusting ring.

Further, the bottom of handle is connected with coupling assembling, the handle is connected with the extension rod through coupling assembling.

Furthermore, two the outside cover of extension rod is equipped with the stiffener, the inside wall of stiffener is connected with the slipmat.

The utility model discloses an improve and provide a flexible metal pull rod on case and bag here, compare with prior art, have following improvement and advantage:

one is as follows: the utility model discloses a connecting block and the cooperation of anticreep piece of joint formula are used, prevent that the extension rod from taking place to break away from to when needs maintain, rotate the adjustable ring and make the extrusion act on the fixture block soon and accomplish the decoupling zero, simplified the whole dismantlement mode of pull rod, reduced the maintenance degree of difficulty of pull rod, practiced thrift cost of maintenance.

The second step is as follows: the utility model discloses a slidable stiffener carries on spacingly to two extension rods, makes it fuse, has reduced rocking that exists in the extension rod use, has improved the holistic stability of pull rod, has optimized user's use and has experienced.

Drawings

The invention is further explained below with reference to the figures and examples:

fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic top view of the cross-sectional structure of the present invention;

fig. 3 is an enlarged schematic view of region a in fig. 1.

Description of the reference numerals: 1. a female rod; 2. an anti-drop block; 3. an extension rod; 4. a reinforcing bar; 5. a handle; 6. a connecting assembly; 61. connecting blocks; 62. a clamping block; 63. mounting grooves; 64. extruding the block; 65. an adjusting ring; 66. mounting blocks; 67. a receiving groove.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 3, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The utility model provides a telescopic metal pull rod on a case and bag through improvement, as shown in fig. 1-3, comprising a female rod 1, an extension rod 3 and a handle 5, wherein the top end of the female rod 1 is provided with a connecting component 6, the connecting component 6 comprises a mounting block 66, the bottom end of the mounting block 66 is connected with a connecting block 61, mounting grooves 63 are arranged on the periphery of the connecting block 61 in equal intervals, the inner side walls of the four mounting grooves 63 are connected with clamping blocks 62 through springs, the four clamping blocks 62 penetrate through the mounting grooves 63 and extend to the inside of the female rod 1, the length and width of the clamping blocks 62 are equal to the inner diameter of the mounting grooves 63, so that the clamping blocks 62 are limited by the mounting grooves 63, the clamping blocks are prevented from being stuck by deviation, the normal use of the equipment is ensured, the outside of the female rod 1 is provided with a containing groove 67, the outside of the containing groove 67 is sheathed with an adjusting ring 65, the outer diameter of the accommodating groove 67 is larger than that of the adjusting ring 65, so that the adjusting ring 65 is completely positioned in the accommodating groove 67, the adjusting ring 65 is rotated when operation is needed, decoupling caused by rotation of the adjusting ring 65 due to error contact is avoided in the normal use process, the inner side wall of the adjusting ring 65 is connected with four squeezing blocks 64 in equal parts, the squeezing blocks 64 extend into the female rod 1 and abut against the clamping blocks 62, the adjacent ends of the clamping blocks 62 and the squeezing blocks 64 are inclined surfaces, when disassembly and maintenance are needed, the adjusting ring 65 is rotated to drive the squeezing blocks 64 to rotate, the clamping blocks 62 are retracted into the installing grooves 63 by utilizing the squeezing action force of the inclined surfaces of the squeezing blocks 64, then the installing blocks 66 and the connecting block 61 are pulled out, the bottom end of the extending rod 3 is connected with the anti-disengaging block 2, and the bottom end of the handle 5 is connected with the connecting assembly 6, handle 5 is connected with extension rod 3 through coupling assembling 6 to realize the dismantlement of handle 5 and extension rod 3, make two extension rod 3 independently change as required, two the outside cover of extension rod 3 is equipped with stiffener 4, the inside wall of stiffener 4 is connected with the slipmat, utilizes stiffener 4 to carry on spacingly to two extension rod 3, makes two extension rod 3 form integratively, reduces and rocks, and utilizes the slipmat to reduce sliding of stiffener 4.

The working principle is as follows: when needs dismantle the maintenance, it rotates the adjustable ring 65 and makes it drive extrusion piece 64 and rotate, utilize the inclined plane that extrusion piece 64 and fixture block 62 set up, make extrusion piece 64 rotate along with adjustable ring 65 and progressively increase the extrusion effort to fixture block 62, utilize the limiting displacement of mounting groove 63 to fixture block 62, make fixture block 62 progressively retract in mounting groove 63 completely, treat fixture block 62 and retract behind mounting groove 63 completely, will install piece 66 and together extract with connecting block 61, then extract extension rod 3 from female pole 1, and the like, carry out the decoupling zero dismantlement to the coupling assembling 6 of handle 5 and extension rod 3 junction, then change according to two extension rod 3 damage condition, in the in-service use process, utilize stiffener 4 to carry out spacingly to two extension rods 3, link two extension rods 3 into an organic whole, reduce and rock, stability is improved, and utilize the slipmat to reduce the slip of stiffener 4.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a flexible metal pull rod on case and bag which characterized in that: including female pole (1), extension rod (3) and handle (5), the top of female pole (1) is provided with coupling assembling (6), coupling assembling (6) are including installation piece (66), the bottom of installation piece (66) is connected with connecting block (61), mounting groove (63), four have been seted up to the partition all around of connecting block (61) mounting groove (63) the inside wall of mounting groove (63) all has fixture block (62), four fixture block (62) run through mounting groove (63) to extend to the inside of female pole (1), the outside of female pole (1) has been seted up and has been accomodate groove (67), the outside cover of accomodating groove (67) is equipped with adjustable ring (65), the inside wall partition of adjustable ring (65) is connected with four extrusion block (64), extrusion block (64) extend to the inside of female pole (1) to with fixture block (62) looks butt, the bottom of extension rod (3) is connected with anticreep piece (2).

2. The telescopic metal drawbar of claim 1, wherein: one end of the clamping block (62) adjacent to the extrusion block (64) is an inclined surface.

3. A telescopic metal drawbar on suitcase according to claim 1, characterized in that: the length and width of the fixture block (62) are equal to the inner diameter of the installation groove (63).

4. A telescopic metal drawbar on suitcase according to claim 1, characterized in that: the outer diameter of the accommodating groove (67) is larger than the outer diameter of the adjusting ring (65).

5. A telescopic metal drawbar on suitcase according to claim 1, characterized in that: the bottom of handle (5) is connected with coupling assembling (6), handle (5) are connected with extension rod (3) through coupling assembling (6).

6. A telescopic metal drawbar on suitcase according to claim 1, characterized in that: two the outside cover of extension rod (3) is equipped with stiffener (4), the inside wall of stiffener (4) is connected with the slipmat.