CN201595313U

CN201595313U - Control valve structure for pull rod of traveling case

Info

Publication number: CN201595313U
Application number: CN2010200034363U
Authority: CN
Inventors: 王建山
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-01-13
Filing date: 2010-01-13
Publication date: 2010-10-06
Anticipated expiration: 2020-01-13

Abstract

The utility model relates to a control valve structure for a pull rod of a travelling case, capable of preventing the control valve from disengaging from an outer tube locating hole when the pull rod of a multi-joint type traveling case is retracted. The control valve is arranged on the bottom end of an inner tube and is used to control locating blocks in a left and right casings, the locating block is integratedly shaped to form a drive block which is pressed against by a tiltedly push part shaped nearby the bottom end of a pushrod, one end of the tiltedly push part is provided with a straight groove longitudinally upwards, in this way, the tiltedly push part arranged on the tag end of the pushrod is provided with a straight groove longitudinally, when the pushrod is displaced up and down due to great shaking force of carrying or conveying the traveling case, the inclined surface of the drive block will not be displaced relatively so as to ensure locate the pull rod accurately.

Description

Travelling trunk pulling handle control valve structure

Technical field

The relevant a kind of Travelling trunk pulling handle control valve structure of the utility model when referring to that especially a kind of multi-section type suitcase contracts in Travelling trunk pulling handle, is able to certain location, can prevent the control valve that its control valve and outer tube locating hole break away from.

Background technology

The suitcase of general traditional type multi-section type all is provided with a telescopic pull bar handle, see also shown in Fig. 1～3, the top of pipe 12 in the below of this pull bar handle fixed, and a drive link 11 is set under this pull bar handle, the control valve 3 in but these drive link 11 interlocks one are consolidated on pipe 12 bottoms, and this control valve 3 is arranged in the outer tube 2 with interior pipe 12, two sides of this outer tube 2 are respectively equipped with clip hole 21 up and down and reach clip hole 22 down, and set firmly a flexible member 23 in the bottom of this outer tube 2, and control valve 3 consists predominantly of a left shell 31, one right shell body 32, an a positioning block 33 and a push rod 34, wherein:

One left shell 31, being provided with one in nearly bottom can be ccontaining for locating piece 33 and the spacing hole 311 of lateral displacement;

One right shell body 32, can with the left shell 31 corresponding fastenings that are provided with, establish a spacing hole 321 thereon;

A positioning block 33 is placed in the left and

right housing

31,32, and an one-body molded drive block 331, and follows closely 333 ccontaining spacing in these locating piece 33 tail ends for a flexible member 332 and a tail;

One push rod 34 is to pull in drive link 11 bottoms with its 341 tops, press section, top, and the part of this push rod 34 is placed in the left and

right housing

31,32, and a sheathed flexible member 342 on the push rod 34, the near-end of this push rod 34 is moulding one cant portion 343 then.

Especially, this locating piece 33 is placed in the spacing hole 311 of left shell 31, and flexible member 332 and tail nail 333 is sheathed on the tail end of locating piece 33, and can be placed in the spacing hole 321 of right shell body 32, and fasten this left side,

right shell body

31,32, and make push rod 34 tail end cant portions 343 be able to be involutory state mutually with the drive block 332 of locating piece 33, when not pushing drive link 11, locating piece 33 is because of being subjected to the pushing and pressing of flexible member 332, and it is traversing toward spacing hole 311 directions, and can be butted in the last clip hole 21 of outer tube 2 and clip, so, interior pipe 12 can be stretched, so that towing of capable case to be provided, otherwise, when in desiring, contracting in this pipe 12, push the drive link 11 of pull bar handle, make drive link 11 bottoms press the press section 341 of push rod 34 to bottom offset, and can make drive block 331 starts of the locating piece 33 of corresponding setting, condense in being laterally and move, when this locating piece 33 is moved to the precalculated position, can break away from spacing with the last clip hole 21 of outer tube 2 and in outer tube 2, contract, during to the following clip hole 22 of outer tube 2, this tail nail 333 is subjected to the elastic force bounce-back of flexible member 332 and clip is located in the following clip hole 22 of outer tube, and bounce-back that can spacing this flexible member 23, to prevent that control valve 3 from rebounding because of being subjected to elastic force, and then interlock is somebody's turn to do up bouncing up of interior pipe 12, pull bar location (as shown in Figure 4) when guaranteeing the suitcase carrying, but structure in this way, its push rod 34 tail end cant portions 343 are involutory state mutually with the drive block 332 of locating piece 33, only be to support mutually by its triangle loxosis to pull, when the punching tolerance in the following clip hole 22 of this outer tube 2 bigger, this suitcase in carrying or when carrying to rock power excessive, this push rod 34 tends to produce up and down displacement slightly, and make drive block 332 also can produce relative displacement, and make tail nail 333 because of contracting in slightly and the following clip hole 22 of outer tube 2 breaks away from and locatees, and make flexible member 23 bounce-back and raise and manage 12 this in, and the pull bar handle is convexedly stretched in outside the suitcase, and cause collision and bending or fracture.

The utility model content

This case creator is in view of every disappearance that aforementioned suitcase produced, be engaged in Travelling trunk pulling handle design and manufacturing experience for many years based on it, actively studied and changed, and via repeatedly test and improvement, eventually the generation that prevent the device that Travelling trunk pulling handle ejects automatically of the present utility model.

Main purpose of the present utility model is that a kind of device that prevents that the Travelling trunk pulling handle handle from ejecting automatically is being provided.

For reaching described purpose, a kind of Travelling trunk pulling handle control valve structure that the utility model provides, it is the top of pipe in the below of pull bar handle is consolidated in mainly, and a drive link is set under this pull bar handle, the control valve in but this drive link interlock one is consolidated on the pipe bottom, and this control valve and interior pipe are arranged in outer tube, two sides of this outer tube are respectively equipped with the clip hole up and down and reach clip hole down, and set firmly a flexible member in the bottom of this outer tube, and control valve consists predominantly of a left shell, one right shell body, an a positioning block and a push rod, wherein: a left shell is provided with a spacing hole thereon; One right shell body is provided with a spacing hole thereon; A positioning block is placed in the left and right housing, and an one-body molded drive block, and follows closely ccontaining spacing for a flexible member and a tail in this locating piece tail end; It is characterized in that: a push rod is to pull in the drive link bottom with its top, press section, top, and a sheathed flexible member on the push rod, the near-end of this push rod be moulding one cant portion then, in this cant portion a straight trough is set.

Wherein, this straight trough is arranged at cant portion one end and vertically up is provided with.

Beneficial effect:

It mainly is vertically arranged with a straight trough the utility model in this push rod tail end cant portion, for when suitcase carrying or when carrying to rock power excessive, when this push rod produces up and down slightly displacement, and the inclined-plane that makes drive block can not produce relative displacement, make the control valve can start, and can make the pull bar handle and in Guan Buhui be subjected to the elastic force of flexible member sheathed in the nearly bottom of outer tube and eject, and can not be clashed into and damage or be out of shape.

Description of drawings

Fig. 1 is existing Travelling trunk pulling handle control valve perspective exploded view.

Fig. 2 is the combination generalized section of existing Travelling trunk pulling handle locating piece.

Fig. 3 is the combination generalized section of existing Travelling trunk pulling handle control valve.

Fig. 4 is the upright surely combination generalized section that contracts in the bar in the existing Travelling trunk pulling handle.

Fig. 5 is the utility model Travelling trunk pulling handle control valve perspective exploded view.

Fig. 6 is the combination generalized section of the utility model Travelling trunk pulling handle locating piece.

Fig. 7 is the upright surely combination generalized section that contracts in the bar in the utility model Travelling trunk pulling handle.

Fig. 8 is the preferred embodiment of the utility model push rod.

＜figure number partly 〉

Pipe in the 11-drive link 12-

The 2-outer tube

The outer clip hole of the last clip of 21-hole 22-

The 23-flexible member

The 3-control valve

31-left shell 311-spacing hole

32-right shell body 321-spacing hole

33-locating piece 331-drive block

332-flexible member 333-tail nail

34-push rod 341-press section

342-flexible member 343-cant portion

Pipe in the 41-drive link 42-

The 5-outer tube

The outer clip hole of the last clip of 51-hole 52-

The 53-flexible member

The 6-control valve

61-left shell 611-spacing hole

62-right shell body 621-spacing hole

63-locating piece 631-drive block

632-flexible member 633-tail nail

64-push rod 641-press section

642-flexible member 643-cant portion

The 644-straight trough

7-push rod 71-cant portion

The 72-straight trough

The specific embodiment

Below, in order to achieve the above object, now with regard to structure content of the present utility model and feature thereof, and conjunction with figs. describes in detail as after, believe and can the effect of content of the present utility model and generation thereof be done further to understand.

See also Fig. 5, shown in Figure 6, the top of pipe 42 in the below of this pull bar handle fixed, and a drive link 41 is set under this pull bar handle, the control valve 6 in but these drive link 41 interlocks one are consolidated on pipe 42 bottoms, and this control valve 6 is arranged in the outer tube 5 with interior pipe 42, two sides of this outer tube 5 are respectively equipped with clip hole 51 up and down and reach clip hole 52 down, and set firmly a flexible member 53 in the bottom of this outer tube 5, and control valve 6 consists predominantly of a left shell 61, a right shell body 62, a positioning block 63 and a push rod 64, wherein:

One left shell 61, being provided with one in nearly bottom can be ccontaining for locating piece 63 and the spacing hole 611 of lateral displacement;

One right shell body 62, can with the left shell 61 corresponding fastenings that are provided with, establish a spacing hole 621 thereon;

A positioning block 63 is placed in the left and

right housing

61,62, and an one-body molded drive block 631, and follows closely 633 ccontaining spacing in these locating piece 63 tail ends for a flexible member 632 and a tail;

One push rod 64, be to pull in drive link 41 bottoms with its 641 tops, press section, top, the part of this push rod 64 is placed in the left and

right housing

61,62, and a sheathed flexible member 642 on the push rod 64, the near-end of this push rod 64 is moulding one cant portion 643 then, and these cant portion 643 1 ends vertically up are provided with a straight trough 644.

Especially, this locating piece 63 is placed in the spacing hole 611 of left shell 61, and flexible member 632 and tail nail 633 is sheathed on the tail end of locating piece 63, and can be placed in the spacing hole 621 of right shell body 62, and make push rod 64 tail end cant portions 643 be able to be involutory state mutually with the drive block 631 of locating piece 63, when not pushing drive link 41, locating piece 63 is because of being subjected to the pushing and pressing of flexible member 632, and it is traversing toward spacing hole 611 directions, and can be butted in the last clip hole 51 of outer tube 5 and clip, so, interior pipe 42 can be stretched, so that towing of capable case to be provided, otherwise, when in desiring, contracting in this pipe 42, push the drive link 41 of pull bar handle, drive link 41 bottoms then press the press section 641 of push rod 64, and can make drive block 631 starts of the locating piece 63 of corresponding setting, and make the drive block 631 must be down to the straight trough 644 of cant portion 643 and spacing, at this moment, locating piece 63 can break away from spacing with the last clip hole 51 of outer tube 5 and contract in outer tube 5, during to the following clip hole 52 of outer tube 5, this tail nail 633 is subjected to the elastic force bounce-back of flexible member 632 and clip is located in the following clip hole 52 of outer tube, and bounce-back that can spacing this flexible member 53, to prevent that control valve 6 is because of being subjected to elastic force bounce-back (as shown in Figure 7), and when because of suitcase carrying or when carrying to rock power excessive, this push rod 64 tends to produce up and down displacement slightly, and make drive block 632 also can produce relative displacement, but can make drive block 631 on the straight trough 644 of cant portion 643, be upper and lower displacement, and can not be subjected to the promotion of cant portion 643, and then can not make tail nail 333 because of the 22 disengaging location, following clip hole of displacement with outer tube 2, and flexible member 23 is not because of there being the spacing anxiety that rebounds of disengaging, make the control valve can start, and can make the pull bar handle and in Guan Buhui be subjected to the elastic force of flexible member sheathed in the nearly bottom of outer tube and eject, and can not be clashed into and damage or be out of shape.

In addition, see also shown in Figure 8ly, it is the enforcement view of another kind of push rod of the present utility model, and wherein, the near-end of this push rod 7 is moulding one cant portion 71 then, and these cant portion 71 1 ends vertically up are provided with a straight trough 72.

Above-mentioned the utility model only illustrates with most preferred embodiment, to being familiar with the personnel of this skill, changes enforcement when carrying out each, and only this variation is implemented, and all should be included in spirit of the present utility model and the category.

In sum, the utility model is by being vertically arranged with a straight trough in the push rod tail end cant portion, for when suitcase carrying or when carrying to rock power excessive, when this push rod produces up and down slightly displacement, and the inclined-plane that makes drive block can not produce relative displacement, make the control valve can start, and can make the pull bar handle and in Guan Buhui be subjected to the elastic force of flexible member sheathed in the nearly bottom of outer tube and eject, and can not be clashed into and damage or be out of shape, no matter it is structural change, or be the enhancement on the effect, unquestionable all, and the utility model does not see publication, also unexposed use before application, meet the patent application requirement in fact, proposed patent application in accordance with the law.

Claims

1. Travelling trunk pulling handle control valve structure, it is the top of pipe in the below of pull bar handle is consolidated in mainly, and a drive link is set under this pull bar handle, the control valve in but this drive link interlock one is consolidated on the pipe bottom, and this control valve and interior pipe are arranged in outer tube, and two sides of this outer tube are respectively equipped with the clip hole up and down and reach clip hole down, and set firmly a flexible member in the bottom of this outer tube, and control valve consists predominantly of a left shell, a right shell body, a positioning block and a push rod, wherein:

One left shell is provided with a spacing hole thereon;

One right shell body is provided with a spacing hole thereon;

A positioning block is placed in the left and right housing, and an one-body molded drive block, and follows closely ccontaining spacing for a flexible member and a tail in this locating piece tail end;

It is characterized in that:

One push rod is to pull in the drive link bottom with its top, press section, top, and a sheathed flexible member on the push rod, the near-end of this push rod be moulding one cant portion then, in this cant portion a straight trough is set.

2. Travelling trunk pulling handle control valve structure as claimed in claim 1 is characterized in that, this straight trough is arranged at cant portion one end and vertically up is provided with.