CN2425227Y

CN2425227Y - Positioning structure for telescopic tube

Info

Publication number: CN2425227Y
Application number: CN 00236710
Authority: CN
Inventors: 赖存义
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-05-26
Filing date: 2000-05-26
Publication date: 2001-03-28
Anticipated expiration: 2010-05-26

Abstract

The utility model provides a flexible pipe location structure, by an inner tube, an outer tube, a preforming, a round pin axle, an arc cushion, a U type sliding part, a piece and bolt etc. component are stopped to constitute, the inner tube can be at the intraductal flexible displacement of outer tube, the outer tube is that one end near end establishes a recess, a fixed orifices, one holds the groove, establish the equipment hole on the opposite side pipe wall of fixed orifices, the preforming, its front end two side pieces is the button head form, be equipped with the thru hole that closes mutually on it, form one between two side pieces and the body and hold the groove, the round pin axle is the cylinder, establish a screw on it, the arc cushion, its one end face is the concave arc face, the terminal surface is planar block in addition, establish a thru hole in the middle of the block, U type sliding part is equipped with a thru hole among them for the disc shape body, it is the U shape.

Description

The telescopic pipe position structure

The utility model relates to a kind of component structural technology of mechanical device, is a kind of telescopic pipe position structure.

Application about telescopic pipe in modern industrial technology is quite general and extensive, and this is because telescopic pipe has the function of adjusting length, and Len req can require determine with reality.Having that the telescopic pipe position structure of commonly using is common is respectively equipped with some positioning holes on inner and outer pipes, one shell fragment is set in the body of interior pipe, one end of shell fragment is established the tenon of a projection, this tenon passes from the hole of interior pipe, and wear to the hole of outer tube and locate, this position structure is not only unstable firmly, and owing to be subjected to the influence of positioning hole spacing, makes the random big restricted of length adjustment and shows its unsatisfactory part.

Main purpose of the present utility model is to propose a kind of improved telescopic pipe position structure, and this structure can arbitrarily be extended and got final product positioning and fixing after any length, locate quick, firm, simple in structure, assembling is easy.

The technical solution of the utility model is that two inner and outer pipes that can hold relatively to stretch are set, and a groove is established at an end near-end end of this outer tube, one fixed hole, one tank, on the opposite side tube wall of fixed hole, establish assembly hole, this fixed hole is a cone shape hole, at the fixing compressing tablet of establishing everywhere, one bearing pin, one arc cushion block, the sliding department of one U type and one supports stops, and be embedded in the fixed hole fully, keep smooth and the body that makes outer tube is interior, and pipe is done retractile action in making in outer tube, by pulling compressing tablet to the outer tube closing, and can outwards manage closing by the pushing and pressing arc cushion block of compressing tablet, the sliding department of interlock U type reaches and supports stops to the outer tube closing, be arranged in the groove and the tank place of outer tube respectively because of two sidewalls that should support stops, therefore can support urgent interior pipe retreats, and pipe is subjected to support that the inboard wall of tube body of stops and outer tube is folded pulls in making, and reaches the flexible effect of orientating random lengths as and fixing fast of telescopic pipe

Main structure of the present utility model is to comprise: pipe, an outer tube, a compressing tablet, a bearing pin, an arc cushion block, the sliding department of a U type, support members such as a stops and a bolt in one; Wherein, interior pipe is with respect to shape in the pipe of outer tube and can be in the displacement of outer tube inner telescoping tube; Outer tube is that a groove, a fixed hole, a tank are established in an end near-end end, establishes assembly hole on the opposite side tube wall of fixed hole, and this fixed hole is a cone shape hole; Compressing tablet, its front end two lateral plates are the round end shape, and are provided with the open-work that is involutory in two lateral plates, form a tank between two lateral plates and the body; Bearing pin is a cylindrical body, establishes a screw on this cylinder; Arc cushion block, one end are concave arc surface, and other end face is the block on plane, and the sliding department of the open-work U type of establishing in the middle of block is its middle open-work that is provided with of disklike body; Supporting stops is U shape body, is provided with an open-work in the middle of it, and two side one extend side plate downwards respectively, and the bottom end of this two side plate is made as stop surface; Bolt has the head of an awl circle shape.

Becoming process of the present utility model by above-mentioned component groups is that bolt is penetrated the fixed hole place by the assembly hole of outer tube, pass the end cross-under in regular turn of outer tube to stops in bolt again, the sliding department of U type, the open-work of arc cushion block, be dissolved in the groove and the tank place of outer tube respectively with two side plates that support stops season, again bearing pin is placed through the screw that makes bearing pin in the open-work of compressing tablet two sidewalls and places the tank place of compressing tablet, and make it be spirally connected fixing with bolt, the head of this bolt is a cone shape hole because of fixed hole, therefore after screw lock is fixing, be embedded in the fixed hole fully, keep smooth and the body that makes outer tube is inner, and the telescopic movable of pipe in outer tube in can not influencing, after interior pipe can freely stretch in outer tube, by pulling compressing tablet to the outer tube closing, make the sphaerocepharous two lateral plates pushing and pressing of compressing tablet arc cushion block outwards manage closing, and interlock U type is slided department and supported stops to the outer tube closing in regular turn, thereby should be arranged in the groove and the tank place of outer tube respectively to two side plates of stops.

Outstanding advantage of the present utility model is the shortcoming that has overcome the telescopic pipe position structure of prior art, makes it both flexible location adjust length arbitrarily freely, again can strong fix, and simple in structure, the operation simple and convenient.

Following conjunction with figs. and embodiment are elaborated:

Fig. 1 is a stero schematic representation of the present utility model.

The figure number explanation: the sliding department 60 of pipe 11 outer tubes 12 grooves, 13 fixed holes, 14,23 tanks, 15 assembly holes, 20 compressing tablets, 21 lateral plates, 22,43,53,61 open-works, 30 bearing pins, 31 screws, 40 arc cushion blocks, 41 concave arc surfaces, 42 plane 50U types supports stops 62 side plates 63 stop surfaces 70 bolts 71 heads in 10

As shown in Figure 1, the utility model is supported members such as a stops 60 and a bolt 70 and is formed by interior pipe 10, one outer tube 11, a compressing tablet 20, a bearing pin 30, an arc cushion block 40, the sliding department 50, of a U type; Wherein, interior pipe 10 is with respect to shape in the pipe of outer tube 11, and can be in outer tube 11 inner telescoping tube displacements; Outer tube 11 is that a groove 12, a fixed hole 13, a tank 14 are established in an end near-end end, establishes assembly hole 15 on the opposite side tube wall of fixed hole 13, and this fixed hole l3 is a cone shape hole; Compressing tablet 20, its front end two lateral plates 21 are the round end shape, and are provided with in two lateral plates 21 and form a tank 23 between open-work 22, two lateral plates 21 that are involutory and the body; Bearing pin 30 is a cylindrical body, establishes a screw 31 on this cylinder; Arc cushion block 40, one end are concave arc surface 41, and end face is the block on plane 42 in addition, establish an open-work 43 in the middle of block; The sliding department 50 of U type is a disklike body, is provided with an open-work 51 in the middle of it; Supporting stops 60 is U shape body, is provided with an open-work 61, two side one in the middle of it and extends side plate 62 downwards respectively, and the bottom end of this two side plate 62 is made as stop surface 63; Bolt 70 has the head 71 of an awl circle shape.

Becoming process of the present utility model by above-mentioned component groups is that bolt 70 is penetrated fixed hole 13 places by the assembly hole 15 of outer tube 11, pass the end cross-under in regular turn of outer tube 11 to stops 60 in bolt 70 again, the sliding department 50 of U type, the open-work 61 of arc cushion block 40,51,43, be dissolved in the groove 12 and tank 14 places of outer tube 11 respectively with two side plates 62 that support stops 60 season, again bearing pin 30 is placed through the screw 31 that makes bearing pin 30 in the open-work 22 of compressing tablet 20 2 sidewalls 21 and places tank 23 places of compressing tablet 20, and make it be spirally connected fixing with bolt 70, the head 71 of this bolt 70 is a cone shape hole because of fixed hole 13, therefore after screw lock is fixing, be embedded in fully in the fixed hole 13, keep smooth and the body that makes outer tube 11 is inner, and the telescopic movable of pipe 10 in outer tube 11 in can not influencing, after interior pipe 10 can freely stretch in outer tube 11, by pulling compressing tablet 20 to outer tube 11 closings, make compressing tablet 20 sphaerocepharous two lateral plates, 21 pushing and pressing arc cushion blocks 40 to outer tube 11 closings, and interlock U type is slided department 50 and supported stops 60 to outer tube 11 closings in regular turn, thereby should be arranged in the groove 12 and tank 14 places of outer tube 11 respectively to two side plates 62 of stops 60.

Claims

A kind of telescopic pipe position structure is supported members such as a stops and a bolt and is formed by an interior pipe, an outer tube, a compressing tablet, a bearing pin, an arc cushion block, the sliding department of a U type; It is characterized in that: interior pipe is with respect to shape in the pipe of outer tube and can be in the displacement of outer tube inner telescoping tube; Outer tube is that a groove, a fixed hole, a tank are established in an end near-end end, establishes assembly hole on the opposite side tube wall of fixed hole, and this fixed hole is a cone shape hole; Compressing tablet, its front end two lateral plates are the round end shape, and are provided with the open-work that is involutory in two lateral plates, form a tank between two lateral plates and the body; Bearing pin is a cylindrical body, establishes a screw on this cylinder; Arc cushion block, one end are concave arc surface, and end face is the block on plane in addition, establish an open-work in the middle of block; The sliding department of U type is disklike body, is provided with an open-work in the middle of it; Supporting stops is U shape body, is provided with an open-work in the middle of it, and two side one extend side plate downwards respectively, and the bottom end of this two side plate is made as stop surface; Bolt has the head of an awl circle shape; Bolt penetrates the fixed hole place by the assembly hole of outer tube, pass the open-work of the end cross-under in regular turn of outer tube in bolt again to stops, the sliding department of U type, arc cushion block, be dissolved in the groove and the tank place of outer tube respectively with two side plates that support stops season, again bearing pin is placed through the screw that makes bearing pin in the open-work of compressing tablet two sidewalls and places the tank place of compressing tablet, and it is fixing that itself and bolt are spirally connected.