CN213030080U

CN213030080U - Stepless quick telescopic pull rod assembly for luggage

Info

Publication number: CN213030080U
Application number: CN202021851764.9U
Authority: CN
Inventors: 张正才
Original assignee: Zhejiang Zhengtian Travel Products Co ltd
Current assignee: Zhejiang Zhengtian Travel Products Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-04-23
Anticipated expiration: 2030-08-31

Abstract

The utility model relates to a case and bag technical field, and a case and bag is with stepless quick telescopic pull rod subassembly is disclosed, inner tube and outer tube including two symmetry settings, the inner tube is located the inside of outer tube, a plurality of draw-in grooves have been seted up to inner surface one side of outer tube, first spout has been seted up to the internal surface opposite side of outer tube, the fixed first stopper that is equipped with of pipe wall surface lower extreme of inner tube, the cell wall contact of first stopper and first spout is connected, be provided with latch mechanism between inner tube and the draw-in groove, the pipe wall upper end of two inner tubes is fixed jointly and is equipped with the handle, the indent has been seted up at the top of handle, the cavity has been seted up to the bottom of indent and the inside that is located the handle, the internal surface transverse fixation of cavity. The utility model discloses can carry out random regulation to the flexible distance of pull rod, secondly carry on spacingly to the drawing of pull rod, prevent to stimulate the in-process and produce and rock.

Description

Stepless quick telescopic pull rod assembly for luggage

Technical Field

The utility model relates to a case and bag technical field especially relates to a stepless quick telescopic draw bar assembly is used to case and bag.

Background

The case is a box body used for containing and carrying articles, is widely used and popularized due to the convenient usability of the case, and the telescopic pull rod is used as one of important components of the case, so that great convenience is improved for the use of the case.

The telescopic pull rod that current case and bag was used generally divide into multistage drawing, and tensile distance is confirmed when all with the position, can not adjust tensile length at will according to user's user demand, and current stepless telescopic pull rod inner structure is too complicated simultaneously, and it is convenient inadequately to maintain, simultaneously because the telescopic reason of pull rod for the pull rod can produce when using and rock.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the luggage pull rod can not change the tensile length at will according to the user demand among the prior art, and the pull rod can produce the slip at the pulling in-process simultaneously, influences the result of use of pull rod, and the luggage is with stepless quick telescopic pull rod assembly who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a stepless quick telescopic pull rod assembly for a luggage comprises an inner pipe and an outer pipe which are symmetrically arranged, wherein the inner pipe is positioned inside the outer pipe, one side of the inner surface of the outer pipe is provided with a plurality of clamping grooves, the other side of the inner surface of the outer pipe is provided with a first sliding groove, the lower end of the outer surface of the pipe wall of the inner pipe is fixedly provided with a first limiting block, the first limiting block is in contact connection with the groove wall of the first sliding groove, a clamping mechanism is arranged between the inner pipe and the clamping grooves, the upper ends of the pipe walls of the two inner pipes are jointly and fixedly provided with a handle, the top of the handle is provided with a pressing groove, the bottom of the pressing groove is positioned inside the handle and provided with a cavity, the inner surface of the cavity is transversely and fixedly provided with a sliding rod, the rod wall of the sliding rod is sleeved with two sliding blocks which are symmetrically arranged, the, and a pressing mechanism is arranged at the bottom of the pressing block.

Preferably, the clamping mechanism includes riser and fixture block, the riser is located inside the inner tube, fixture block and the lateral wall lower extreme fixed connection of riser, and the other end pass the inner tube and be connected with the cell wall contact of draw-in groove, the fixed a plurality of first springs that are equipped with between the opposite side of riser and the internal surface of inner tube.

Preferably, pressing mechanism includes second spring and the push rod that two symmetries set up, press the fixed two first U-shaped blocks that are equipped with the symmetry in bottom of briquetting, two all the fixed second U-shaped block that is equipped with in lateral wall upper end of slider, first U-shaped block and second U-shaped block all rotate jointly through the pivot and are connected with the connecting rod, the opposite side fixed connection of push rod and slider, and the other end pass handle and inner tube and with riser fixed connection, the second spring cup joints with the slide bar, and both ends respectively with slider and cavity fixed connection.

Preferably, two the third spout has all been seted up at the internal surface top of riser, the fixed second stopper that is equipped with in top of riser, the second stopper is connected with the cell wall contact of second spout.

Preferably, two the fourth spout has been seted up to the surface opposite side of inner tube, the cell wall contact of fourth spout is connected with the third stopper, the lateral wall of third stopper and the outer wall upper end of outer tube all are fixed jointly through the connecting block and are equipped with the limiting plate.

Preferably, the top of the pressing block is provided with anti-skid grains.

Compared with the prior art, the utility model provides a stepless quick telescopic pull rod assembly for luggage possesses following beneficial effect:

1. this stepless quick telescopic pull rod assembly for case and bag through the latch mechanism that is equipped with for the fixture block can carry out the joint with the draw-in groove of the inside optional position of outer tube, thereby adjusts wantonly to the flexible distance of pull rod.

2. According to the stepless quick telescopic pull rod assembly for the luggage, the clamping mechanism can be pressed and controlled through the pressing block and the pressing mechanism, so that the inner tube and the outer tube can be adjusted in a telescopic mode.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses convenient operation can carry out random regulation to the flexible distance of pull rod, and secondly carries on spacingly to the drawing of pull rod, prevents to stimulate the in-process and produces and rock, improves the result of use of pull rod.

Drawings

Fig. 1 is a schematic structural view of a stepless quick telescopic drawbar assembly for bags and suitcases according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is an enlarged view of a portion B of FIG. 1;

fig. 4 is an enlarged view of a portion C of fig. 1.

In the figure: the device comprises an inner pipe 1, an inner pipe 2, a first limiting block 3, a handle 4, a sliding rod 5, a sliding block 6, a pressing block 7, a vertical plate 8, a clamping block 9, a first spring 10, a second spring 11, a push rod 12, a first U-shaped block 13, a second U-shaped block 14, a connecting rod 15, a second limiting block 16, a third limiting block 17, a connecting block 18 and a limiting plate 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a stepless quick telescopic pull rod assembly for luggage comprises an inner tube 1 and an outer tube 2 which are symmetrically arranged, the inner tube 1 is positioned inside the outer tube 2, one side of the inner surface of the outer tube 2 is provided with a plurality of clamping grooves, the other side of the inner surface of the outer tube 2 is provided with a first sliding groove, the lower end of the outer surface of the tube wall of the inner tube 1 is fixedly provided with a first limiting block 3, the first limiting block 3 is in contact connection with the wall of the first sliding groove, a clamping mechanism is arranged between the inner tube 1 and the clamping grooves, the upper ends of the tube walls of the two inner tubes 1 are jointly and fixedly provided with a handle 4, the top of the handle 4 is provided with a pressing groove, the bottom of the pressing groove and the inner part of the handle 4 are provided with a cavity, the inner surface of the cavity is transversely and fixedly provided with a slide bar 5, the, the second spout has all been seted up to the cell wall both sides of pressing the groove, and two common sliding connection of second spout have according to pressing block 7, press the bottom of pressing block 7 to be equipped with pressing mechanism.

The clamping mechanism comprises a vertical plate 8 and a clamping block 9, the vertical plate 8 is located inside the inner tube 1, the clamping block 9 is fixedly connected with the lower end of the side wall of the vertical plate 8, the other end of the clamping block penetrates through the inner tube 1 and is connected with the groove wall of the clamping groove in a contact mode, and a plurality of first springs 10 are fixedly arranged between the other side of the vertical plate 8 and the inner surface of the inner tube 1.

Pressing means includes second spring 11 and push rod 12 that two symmetries set up, press two fixed first U-shaped pieces 13 that are equipped with the symmetry in bottom of briquetting 7, the lateral wall upper end of two sliders 6 is all fixed and is equipped with second U-shaped piece 14, first U-shaped piece 13 and second U-shaped piece 14 all rotate jointly through the pivot and are connected with connecting rod 15, push rod 12 and slider 6's opposite side fixed connection, and the other end pass handle 4 and inner tube 1 and with riser 8 fixed connection, second spring 11 cup joints with slide bar 5, and both ends respectively with slider 6 and cavity fixed connection.

Third spout has all been seted up at the internal surface top of two risers 8, the fixed second stopper 16 that is equipped with in top of riser 8, second stopper 16 is connected with the cell wall contact of second spout, set up second stopper 16 and second spout, it is spacing to the removal of riser 8, the fourth spout has been seted up to the surface opposite side of two inner tubes 1, the cell wall contact of fourth spout is connected with third stopper 17, the lateral wall of third stopper 17 and outer wall upper end of outer tube 2 all are equipped with limiting plate 19 through connecting block 18 is fixed jointly, set up third stopper 19 and limiting plate 19, stretch out and draw back to inner tube 1 and carry on spacingly, prevent that inner tube 1 from producing when removing and sliding, anti-skidding line has been seted up according to the top of pressing piece 7.

In the utility model, when the telescopic distance of the pull rod is adjusted, the pressing block 7 is pressed and slides in the second sliding groove, the pressing block 7 is pushed by the first U-shaped block 13, the second U-shaped block 14 and the connecting rod 15 in the pushing process, so that the slide block 6 moves towards two sides and extrudes the second spring 11, the slide block 6 pushes the push rod 12 while moving, the push rod 12 extrudes the vertical plate 8 and the first spring 10 in the moving process, so that the vertical plate 8 drives the clamping block 9 to be separated from the clamping groove and move to the inner tube 1, then the handle 4 is held to enable the inner tube 1 to slide in the outer tube 2, when the inner tube slides to a proper position, the pressing block 7 is loosened, the push rod 12 is restored to the initial position through the elastic force of the second spring 11, so that the first spring 10 extrudes the vertical plate 8, and the clamping block 9 is clamped with the clamping groove at the corresponding position, thereby determining the position of the inner tube, in the removal of inner tube 1 and the use, through first stopper 3 and second spout, second stopper 16 and third spout to and the slip between third stopper 17 and the fourth spout, carry on spacingly to the slip of inner tube 1, prevent that the pull rod from producing when using and rocking.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A stepless quick telescopic pull rod assembly for a luggage comprises an inner tube (1) and an outer tube (2) which are symmetrically arranged, and is characterized in that the inner tube (1) is positioned inside the outer tube (2), a plurality of clamping grooves are formed in one side of the inner surface of the outer tube (2), a first sliding groove is formed in the other side of the inner surface of the outer tube (2), a first limiting block (3) is fixedly arranged at the lower end of the outer surface of the tube wall of the inner tube (1), the first limiting block (3) is in contact connection with the groove wall of the first sliding groove, a clamping mechanism is arranged between the inner tube (1) and the clamping grooves, a handle (4) is fixedly arranged at the upper end of the tube wall of the two inner tubes (1) together, a pressing groove is formed in the top of the handle (4), a cavity is formed in the bottom of the pressing groove and positioned inside the handle (4), and a sliding, the sliding mechanism is characterized in that two sliding blocks (6) symmetrically arranged are sleeved on the rod wall of the sliding rod (5) in a sliding mode, second sliding grooves are formed in two sides of the groove wall of the pressing groove, the two second sliding grooves are connected with a pressing block (7) in a sliding mode, and a pressing mechanism is arranged at the bottom of the pressing block (7).

2. The stepless quick telescopic pull rod assembly for the luggage is characterized in that the clamping mechanism comprises a vertical plate (8) and a clamping block (9), the vertical plate (8) is located inside the inner tube (1), the clamping block (9) is fixedly connected with the lower end of the side wall of the vertical plate (8), the other end of the clamping block penetrates through the inner tube (1) and is in contact connection with the groove wall of the clamping groove, and a plurality of first springs (10) are fixedly arranged between the other side of the vertical plate (8) and the inner surface of the inner tube (1).

3. The stepless quick telescopic pull rod assembly for the luggage is characterized in that the pressing mechanism comprises two second springs (11) and a push rod (12) which are symmetrically arranged, two first U-shaped blocks (13) which are symmetrically arranged are fixedly arranged at the bottom of the pressing block (7), the second U-shaped blocks (14) are fixedly arranged at the upper ends of the side walls of the two sliders (6), the first U-shaped blocks (13) and the second U-shaped blocks (14) are respectively and rotatably connected with a connecting rod (15) through shaft pins, the push rod (12) is fixedly connected with the other side of the slider (6), the other end of the push rod penetrates through the handle (4) and the inner tube (1) and is fixedly connected with the vertical plate (8), the second springs (11) are sleeved with the slide rod (5), and the two ends of the second springs are respectively and fixedly connected with the sliders (6) and the cavity.

4. The stepless quick telescopic pull rod assembly for the luggage is according to claim 2, characterized in that a third sliding groove is formed in the top of the inner surface of each of the two vertical plates (8), a second limiting block (16) is fixedly arranged on the top of each of the vertical plates (8), and the second limiting block (16) is in contact connection with the groove wall of the second sliding groove.

5. The stepless quick telescopic pull rod assembly for the luggage is according to claim 1, wherein a fourth sliding groove is formed in the other side of the outer surface of the two inner tubes (1), a third limiting block (17) is connected to the groove wall of the fourth sliding groove in a contact manner, and a limiting plate (19) is fixedly arranged at the upper end of the outer wall of the outer tube (2) and the side wall of the third limiting block (17) through a connecting block (18).

6. The stepless quick telescopic pull rod assembly for the luggage is characterized in that the top of the pressing block (7) is provided with anti-skid lines.