CN2789479Y

CN2789479Y - Telescopic tube body structure

Info

Publication number: CN2789479Y
Application number: CN 200520012484
Authority: CN
Inventors: 黄尧崇
Original assignee: Ho Cheng Garden Tools Co Ltd
Current assignee: Ho Cheng Garden Tools Co Ltd
Priority date: 2005-05-16
Filing date: 2005-05-16
Publication date: 2006-06-21
Anticipated expiration: 2015-05-16

Abstract

The utility model relates to a telescopic tube body structure. The front end of an outer tube is combined with an outer tube sleeve and an inner tube sleeve used for inserting an inner tube. The outer tube sleeve is combined with an adjusting and controlling button, a locking key, a button sleeve and a positioning handle, and the inner tube is provided with a plurality of positioning holes. The position handle can be clamped in one positioning hole of the inner tube by the control of the adjusting and controlling button and the locking key, and the outer part of the positioning handle is covered by a buckle of the positioning handle. When the structure is adopted, the combination and the positioning of the utility model are firm, and the utility model is convenient in use.

Description

The telescopic pipe body structure

Technical field

The utility model is relevant a kind of with the inner and outer pipe combination, makes inner and outer pipe can do the telescopic pipe body structure of flexible location.

Background technique

By at present known eminence or the instrument at a distance of being used for, as high altitude scissors, long-armed scissors, paint roller, cleaning appliance etc., it all can use to connect establishes a stock, to extend the length of using, this stock is again for being fit to various height, length is used, therefore in all having, the flexible design of outer bar, and at present outer bar mainly contains eccentric beam knot and the mode of utilizing the cone angle bundle to tie in order to the mode of bar in the fixed limit, yet, no matter the mode of which kind of design is fixed, its all be utilize frictional force make in bar bundle knot and fixing, though the mode of this kind is not for there being the adjustment of section, but steadiness is not good enough, is used for some mops, the light power work of besom still can, but if be used in the work that can impose gravity, as high altitude scissors, long-armed scissors, during work such as paint roller, interior bar then can be because of the hypodynamic situation that rubs produces slippage, and this will cause the not smooth of work, even use and go up the dangerous doubt that causes anxiety.

The model utility content

The purpose of this utility model provides a kind of interior bar and fixes the telescopic pipe body structure that firmly can avoid slippage.

Telescopic pipe body structure of the present utility model, it consists predominantly of: an outer tube, one outer tube sleeve, one neck bush, pipe in one, one regulation and control button, one locking key, an one push button cover and a positioning handle, wherein, the front end place of outer tube is sequentially provided with the hole of dodging, an one card knot hole and a perforation, the outer tube sleeve top is provided with a locking seat in order to do the usefulness for the combination of push button cover, on this locking seat and provided a perforation, the place ahead then is provided with a stop part, be provided with in addition the hole of dodging in front end place, outer tube sleeve top, neck bush system cooperates the interior hole shape of outer tube, the front end place also is sequentially provided with the hole of dodging, an one card knot flange and a perforation, interior pipe top is provided with some positioning holes at interval, regulation and control button rear is provided with a control device, the place ahead is concaved with a receiving hole, in the receiving hole both sides and be provided with the regulation and control groove of inclination, this regulation and control button the place ahead collocation is used a spring is arranged in addition, locking key system is located in the receiving hole of regulation and control button and uses, the stage casing is equipped with the regulation and control part, top and collocation are used a spring, push button cover system together is combined on the outer tube sleeve with positioning handle, centre also is provided with a perforation, and when convexing with a rake angle portion with below, push button cover pivot knot place, rear extension goes out to have pressure handle before the positioning handle.

The utility model has following advantage compared to prior art:

The telescopic pipe body structure that the utility model provides, action that its card ends be with locking key pass be located in after the perforation of each member in the pipe one positioning hole, and the locking key top is also fixing with the positioning handle compacting more afterwards, and this multiple card ends structure can make the location after outer tube and interior pipe stretch more firm; And by the setting that utilizes spring and spring, after locking key arrives the location, can automatically locking key and regulation and control button be rebounded, locking key is only blocked once more in the one positioning hole, not lose the convenience of use.

Description of drawings

Fig. 1 is a three-dimensional combination figure of the present utility model.

Fig. 2 is a three-dimensional exploded view of the present utility model.

Fig. 3 is combination section of the present utility model and card knot positioning states figure.

Fig. 4 is combination section of the present utility model and adjusts the length phase diagram.

Embodiment

To the purpose of this utility model, feature and effect further understanding and understanding can be arranged for making, below will ask conjunction with figs. that preferred embodiment of the present utility model is described in detail.

Please consult Fig. 1 earlier, shown in 2, it consists predominantly of: an outer tube 10, one outer tube sleeve 20, one neck bush 30, pipe 40 in one, one regulation and control button 50, one locking key 60, one push button cover, 70 and one positioning handle 80, wherein, the front end place of outer tube 10 is sequentially provided with the hole 11 of dodging, an one card knot hole 12 and a perforation 13, outer tube sleeve 20 inside be provided with one cooperate outer tube 10 shapes in conjunction with shape hole 21, the top is provided with a locking seat 22 and uses for 70 combinations of push button cover, provided a perforation 23 on this locking seat 22, the place ahead then is provided with a stop part 24, be provided with in addition the hole 25 of dodging in front end place, outer tube sleeve 20 top, neck bush 30 cooperates the interior hole shape of outer tube 10, the front end place also is sequentially provided with the hole 31 of dodging, an one card knot flange 32 and a perforation 33, interior pipe 40 tops are provided with some positioning holes 41 at interval, regulation and control button 50 rears are provided with a control device 51, the place ahead is concaved with a receiving hole 52, be provided with the regulation and control groove 53 of inclination in receiving hole 52 both sides, this regulation and control button 50 the place aheads collocation is used a spring 501 is arranged in addition, locking key 60 is located in the receiving hole 52 of regulation and control button 50 and uses, the stage casing is equipped with regulation and control part 601, top and collocation are used a spring 602, push button cover 70 together is combined on the outer tube sleeve 20 with positioning handle 80, centre is provided with a perforation 71, convex with a rake angle portion 81 when overlapping below, 70 pivot knot places with push button before the positioning handle 80, rear extension goes out to have pressure handle 82.

During its combination, referring to Fig. 1 and arrange in pairs or groups shown in Figure 3 simultaneously, outer tube sleeve 20 wears outside the front end that is combined in outer tube 10, neck bush 30 wears in the front end that is combined in outer tube 10, and utilize card knot flange 32 cards to end in card knot hole 12, and interior pipe 40 is located in neck bush 30 and the outer tube 10, locking key 60 is located in the receiving hole 52 of regulation and control button 50, after covering with push button cover 70 again above being combined in the regulation and control groove 53 with regulation and control part 601 again, together be combined on the locking seat 22 of outer tube sleeve 20 with positioning handle 80, in conjunction with the time, the upper end of locking key 60 can pass the perforation 71 of push button cover 70, and outer tube sleeve 20 then can be passed in regular turn in the lower end, outer tube 10, the

perforation

23,13 of

neck bush

30,33, also can be located in the one positioning hole 41 of interior pipe 40 at last.

It uses when adjusting, as Fig. 3, shown in 4, when the length of the flexible body of desire adjustment, be to pull open positioning handle 80 earlier, promote regulation and control button 50 again, make locking key 60 since the leaning structure effect of modulated groove 53 and on push away, to break away from the positioning hole 41 of pipe 40 in the below, interior pipe 40 can be spurred, and when being pulled to the positioning hole 41 of fixing a point relative, locking key 60 and regulation and control button 50 can be subjected to the promotion of spring 602 and spring 501 respectively, end in the positioning hole 41 of interior pipe 40 and make locking key 60 block again naturally, positioning handle 80 is covered at last, positioning handle 80 also can end on the surface of interior pipe 40 by pressure handle 82 cards, with the top sealing with locking key 60 again.

Structure by above-mentioned specific embodiment, can obtain following benefit: action that its card ends be with locking key 60 pass respectively bore a hole be located in after 23,13,33 in the one positioning hole 41 of pipe 40, and locking key 60 tops are also fixing with positioning handle 80 compactings more afterwards, and this multiple card ends structure can make the location after outer tube 10 and interior pipe 40 stretch more firm; And by the setting that utilizes spring 602 with spring 501, after locking key 60 arrives the location, can automatically locking key 60 and regulation and control button 50 be rebounded, locking key 60 be blocked once more end in one positioning hole 41, not lose the convenience of use.

Above-described only is a preferred embodiment of the present utility model, when can not be in order to limit the scope that the utility model is implemented; The variation or the replacement of every equivalence of being done according to the utility model application right claimed range all should still belong in the scope that the utility model patent contains.

Claims

1. telescopic pipe body structure, it consists predominantly of: pipe, a regulation and control button, a locking key, push button cover and a positioning handle in an outer tube, an outer tube sleeve, the neck bush,, wherein:

The front end place of outer tube is sequentially provided with the hole of dodging, an one card knot hole and a perforation, outer tube sleeve inside be provided with one cooperate outer tube shape in conjunction with the shape hole, the top is provided with a locking seat, provided a perforation on this locking seat, the place ahead is provided with a stop part, be provided with in addition the hole of dodging in front end place, outer tube sleeve top, neck bush front end place also is sequentially provided with the hole of dodging, an one card knot flange and a perforation, interior pipe top is provided with some positioning holes at interval, regulation and control button rear is provided with a control device, the place ahead is concaved with a receiving hole, in the receiving hole both sides and be provided with the regulation and control groove of inclination, should the collocation use of regulation and control button the place ahead there be a spring, locking key to be located in the receiving hole of button in addition, the stage casing is equipped with the regulation and control part, the top collocation is used a spring, and the push button cover together is combined on the outer tube sleeve with positioning handle, and centre is provided with a perforation, when convexing with a rake angle portion with below, push button cover pivot knot place, rear extension goes out to have pressure handle before the positioning handle;

Outer tube sleeve wears outside the front end that is combined in outer tube, neck bush wears in the front end that is combined in outer tube, and utilize card knot flange card to end in card knot hole, and interior pipe is located in neck bush and the outer tube, and locking key is located in the receiving hole of regulation and control button, and the regulation and control part covers with the push button cover above being combined in the regulation and control groove, together be combined on the locking seat of outer tube sleeve with positioning handle, the upper end of locking key passes the perforation of push button cover, and the lower end is passed the perforation of each member in regular turn, is located at last in the one positioning hole of interior pipe.