CN201007305Y

CN201007305Y - Telescoping regulate positioning apparatus

Info

Publication number: CN201007305Y
Application number: CNU2007200021643U
Authority: CN
Inventors: 陈朝根
Original assignee: TAIHUA FURNITURE CO Ltd
Current assignee: TAIHUA FURNITURE CO Ltd; Tay Huah Furniture Corp
Priority date: 2007-01-30
Filing date: 2007-01-30
Publication date: 2008-01-16
Anticipated expiration: 2017-01-30

Abstract

A telescopic regulating positioning device comprises an outer sleeve pipe, a telescopic pipe which is arranged inside the outer sleeve pipe and opened with a plurality of axial positioning holes, a sleeve base which is circularly sleeved on the outer side of a boundary of outer surfaces of the outer sleeve pipe and the telescopic pipe, a bolt which can be threaded through the sleeve base and fixed in a positioning hole of the telescopic pipe, and an operating component which is disposed on the sleeve base and can drive the bolt to move towards the positioning hole; wherein the end of the bolt is provided with an inclined guiding surface and arranged in a scheduled perforation of the sleeve base; the outer side surface of the bolt is equipped with a flange; a spring is sleeved on one end of the bolt having the inclined guiding surface and resisted on the flange; and the operating component is provided with a guiding rail which can drive the bolt to move. Before the operating component doesn't start, the inclined guiding surface of the bolt is controlled on the position tangent with the surface of the positioning hole; and when towing the telescopic pipe to find the position of the height, through employing the telescopic function produced by the elasticity of the spring of the bolt, the utility model is convenient for the user to find the position fit to the positioning hole and then locks the bolt.

Description

The flexible positioning device of adjusting

Technical field

The utility model relates in particular to a kind of loaded object that can make and carries out the flexible adjustment positioning device that the position is adjusted and conveniently located easily about a kind of flexible adjustment positioning device.

Background technique

For the person's of being used demand, some objects can be designed to according to the user when the different conditions needs and can be adjusted at different positions.The for example high and low position adjustment of seat support, the chair back or table just can reach and allows the user be utilized in optimal position.

And aforementioned seat support, the chair back or the table that can adjust high and low position, the problem that must think deeply is that the object that how will mix up the position is fixed.Shown in No. the 351100th, TaiWan, China patent announcement, it discloses a kind of tool and just reaches the flexible computer table shelf of adjusting, wherein, the main body of table is mainly being propped up by a pressure rod and strut, and in strut, be embedded with a telescopic pipe, this telescopic pipe is then holding a frame plate, and telescopic pipe one side and offer a plurality of positioning holes for the spiral shell fixed position; So, the action by pressure rod can be fixed on table on the strut with no segmented mode by fixed mechanism after making table produce the different adjustment of height, makes table produce variation just; , also can penetrate positioning hole predetermined on the telescopic pipe and resist another interior sidewall surface when the height that the user thinks fit as for frame plate, frame plate is located by double-screw bolt in telescopic pipe.

But above-mentioned height is adjusted positioning design, though table can the section of nothing be adjusted, but be difficult for being positioned, especially when the table loaded object is heavier, (for example be loaded with the peripheral equipment of PC), vertical have propping up of pressure rod and strut, and still be easy to get loose when causing its elastic fatique (particularly suppress sleeve pipe for a long time) can't locate really.Moreover if penetrate positioning hole location with general positioning hole by double-screw bolt or latch with frame plate, then this double-screw bolt or latch have the puzzlement that is difficult to find position of positioning hole in operation again.

Therefore, at the problems referred to above, be necessary to propose a kind of new flexible adjustment positioning device to compensate its defect.

The model utility content

The purpose of this utility model is to provide a kind of flexible adjustment positioning device, its can make latch be easy to search out telescopic pipe next target localization hole the position and locked.

The purpose of this utility model is to reach by the following technical programs: a kind of flexible adjustment positioning device comprises: an outer sleeve, is contained in the aforementioned outer sleeve and offers the telescopic pipe of a plurality of positioning holes, a ring set and can pass block set and be fixed on latch in the telescopic pipe positioning hole and group and be located on the aforementioned block set and can drive the operation piece that aforementioned latch moves towards the positioning hole direction in the block set, in the outside of aforementioned outer sleeve and telescopic pipe outer surface intersection.Wherein, the guide rail that the aforementioned operation part is provided with a tool inclined-plane can drive aforementioned latch motion, aforementioned latch end then is provided with an oblique surface and is placed in the predetermined perforation of aforementioned block set, this latch outer side surface is provided with a flange, one spring housing is located at aforementioned latch and is had an end of oblique surface and be connected to said flange, another spring then is installed in flange end in addition, and can connect with the guide rail of aforementioned operation part.

Compared with prior art, effect of the present utility model is significant: flexible adjustment positioning device of the present utility model is by the oblique surface design of latch end and the elasticity positioning design of scalability, before operation piece does not start, the oblique surface of latch is controlled in the surperficial tangent place with the positioning hole of telescopic pipe, when bearing material affects telescopic pipe to look for the height and position adjustment, oblique surface by this latch is easy to the scalability effect that elasticity produced that slippage goes out positioning hole and spring, and the person of being easy to use finds the position of suitable positioning hole to be locked again.

Description of drawings

Fig. 1 is the flexible three-dimensional exploded view of adjusting positioning device of the utility model.

Fig. 2 is the flexible combination schematic representation of adjusting positioning device of the utility model.

Fig. 3 adjusts the partial cutaway schematic before positioning device starts for the utility model is flexible.

Fig. 4 adjusts the partial cutaway schematic after the positioning device locking for the utility model is flexible.

Fig. 5 adjusts the schematic representation that positioning device is used in the embodiment on the table for the utility model is flexible.

Fig. 6 is the action schematic representation of embodiment's as shown in Figure 5 flexible adjustment positioning device when adjusting.

Fig. 7 adjusts the partial cutaway schematic after the positioning device combination for the utility model is flexible, it shows the combined situation between outer sleeve and telescopic pipe.

Fig. 8 is embodiment's as shown in Figure 7 a sectional perspective schematic representation.

The primary component symbol description

Block set 1 rib 11

Cover body 1a collar 1b

Holding part 12 annular convex 121

Guide groove 122 slots 123

Positioning hole 124 perforation 125

Operation piece 2

Guide rail 20 inclined-planes 21

First press face, 211 second press face 212

Terminal part 22 screws 23

Double-screw bolt 24 screws 25

Latch 3 flanges 31

Latch oblique surface 3a

33 second post portions 32 of the first post portion

First spring, 4 second springs 5

Block piece 6 telescopic pipes 7

Positioning hole 71 supporting pieces 72

Fastening foot 721 supporting surfaces 722

Recess 723 grooves 724

Supported hole 73 outer sleeves 8

Table 9

Pressure rod 91 enable switches 92

Embodiment

See also Figure 1 and Figure 2, the utility model provides a kind of flexible adjustment positioning device, comprising: an outer sleeve 8, one is contained in the aforementioned outer sleeve 8 and offers the telescopic pipe 7 of a plurality of positioning holes 71, one ring set is in the block set 1 of aforementioned outer sleeve 8 with the telescopic pipe 7 outer surface intersections outside, one can pass block set 1 and passes outer sleeve 8 and be fixed on latch 3 in telescopic pipe 7 positioning holes 71, be installed in first spring 4 and second spring 5 at latch 3 two ends respectively and organize to be located at and also can drive the operation piece 2 of aforementioned latch 3 on the aforementioned block set 1 towards action of positioning hole 71 directions and locking location.

Block set 1 is a hollow tube, can have cover body 1a and a collar 1b as shown in Figure 1, penetrates in the aforementioned outer sleeve 8 and outside collar 1b was exposed to, it was one-body molded perhaps to be located at outer sleeve 8 ends and outer sleeve 8 by cover body 1a.Block set 1 inner side surface can be provided with rib 11, can reduce the friction of ring set slippage when telescopic pipe 7 surfaces.Be provided with a holding part 12 in block set 1 one sides, be concaved with an annular convex 121 in this holding part 12, be provided with a positioning hole 124 in this protuberance 121 with fixing aforementioned operation part 2, then be formed with a guide groove 122 in protuberance 121 peripheries, in order to a compatible slot 123, the bottom surface of slot 123 is provided with one and contains the long-pending perforation 125 less than slot 123 of capping, make its can with positioning hole 71 intercommunications of telescopic pipe 7, in order to ccontaining latch 3 and first, second spring 4,5 and be connected, on the guide groove 122 of slot 123 opposite ends, then be provided with a block piece 6 by slot 123 with this guide groove 122.

Operation piece 2, the side is provided with a bolt 24 within it, and this bolt 24 has a screw 25, and can pass the screw 25 of bolt 24 by a

screw

23 and 2 groups of operation piece are located in the positioning hole 124 of holding part 12 of block set 1; Then be provided with a guide rail 20 that protrudes at bolt 24 sides, the surface of this guide rail 20 is inclined-plane 21, its two ends connect first press face 211 of a lower position and second press face 212 of higher position respectively, this first and second press face 211,212 is the plane, and is formed with a terminal part 22 in the end of first press face 211.

Latch 3, the one end is provided with oblique surface 3a, at latch 3 outer side surfaces and be provided with a flange 31, by flange 31 latch 3 being divided into the first post portion 33 and the relative second post portion, 32, the first springs 4 and second spring 5 of end in addition with oblique surface 3a then is nested with respectively in the first post portion 33 and the second post portion 32.Again, the diameter of latch 3 is less than the diameter of the positioning hole 71 of the perforation 125 of block set 1 and telescopic pipe 7, and the diameter of first spring 4 is then greater than the diameter of perforation 125.

Telescopic pipe 7, one end are in order to be placed on outer sleeve 8, and end is in order to connect loaded object, for example Fig. 5 and table 9 shown in Figure 6 in addition; See also shown in Fig. 7,8, it can offer supported hole 73, in addition and flexibly support 72 devices of part on this supported hole 73, can connect with outer sleeve 8 when assembling, makes telescopic pipe 7 be difficult for rocking.Wherein said supporting piece 72 has 721 of two fastening foot, 721, two fastening foot and is formed with recess 723, makes things convenient for fastening foot 721 resiliently deformable groups to go in the supported hole 73; Described supporting piece 72 then is circular-arc supporting surface 722 with the surface that outer sleeve 8 connects, and offers groove 724 in the middle of this supporting surface 722.

During assembling, can be simultaneously with reference to figure 3 and Fig. 4, be that the latch 3 that will be equipped with first and second spring 4,5 earlier is contained in the slot 123, this moment, first spring 4 was connected between said flange 31 and slot 123 bottom surfaces, and this latch 3 has oblique surface 3a and holds the positioning hole 71 surperficial tangent places be controlled in telescopic pipe 7; 5 on second spring is installed in flange 31 end in addition, and can connect with the guide rail 20 of operation piece 2.

Before operation piece 2 started, first press face 211 of operation piece 2 was connected on second spring 5, and this moment, the end of latch 3 tool oblique surface 3a was that dimpling goes out in positioning hole 71, and promptly this oblique surface 3a is controlled in and positioning hole 71 surperficial tangent places; When desire locks, then rotary manipulation spare 2, this moment, guide rail 20 can be movable in aforesaid guide groove 122, compress second spring 5 with inclined-plane 21, and 21 compress second spring 5 by first press face 211 toward second press face, 212 directions and make its distortion and drive latch 3 and insert in the positioning holes 71 and lock along the inclined-plane, this moment operation piece 2 and this spinning movement is reached capacity because of its terminal part 22 is offseted by block piece 6.

The operator is before the startup, when decision will not be positioned at loaded object (table 9 shown in Fig. 5,6) that height as yet, if seek next positioning hole 71, then as long as pulling table 9 traction telescopic pipes 7, utilize the scalability of the elastic-restoring force generation latch 3 of first spring 4, and be easy to the design that slippage goes out positioning hole 71 by the oblique surface 3a of latch 3, make its generation fall into the effect that next positioning hole 71 ejects again, the position that can make things convenient for the user to look for the target localization hole is locked again, and unlikely blindness rotating operation spare 2.

Please read 5 and shown in Figure 6 by ginseng figure, then adjust positioning device for the utility model is flexible and be used in embodiment's schematic representation on the table, wherein the main body of table 9 is mainly supporting by a pressure rod 91 and the flexible positioning device of adjusting of the utility model; So, after enable switch 92 starts, make table 9 produce the different adjustment of height by the action of pressure rod 91 after, adjust by the location of flexible adjustment positioning device of the present utility model, make table 9 produce the variation of height and be easy to the location.

But the above only is preferred embodiment of the present utility model; scope of the present utility model is not exceeded with the foregoing description; the equivalence that all personages who has the knack of the utility model skill do according to spirit of the present utility model is modified or is changed, and all should be covered by in the protection domain of claims.

Claims

1. the flexible positioning device of adjusting is characterized in that, comprising:

One outer sleeve;

One telescopic pipe, it has at least an end to be contained in the aforementioned outer sleeve, and offers the positioning hole of a plurality of axially-aligned in a side;

One block set, this block set are a hollow tube, and ring set is in the outside of aforementioned outer sleeve and telescopic pipe outer surface intersection, and this block set is provided with a holding part in a side, and this holding part offers a slot, and the slot bottom surface is provided with one and contains the long-pending perforation less than slot of capping;

One latch, its footpath is wide less than aforementioned perforation and positioning hole;

One operation piece, group is located on the holding part of aforementioned block set;

Wherein, aforementioned latch is placed in the slot and perforation of block set, and its outer side surface is provided with a flange, one first spring housing be located at latch one end and be connected to flange and the slot bottom surface between, and the footpath of this first spring is wider than perforation, and the aforementioned operation part is provided with the guide rail of a driving latch towards the positioning hole direction motion of perforation and telescopic pipe.

2. flexible adjustment positioning device as claimed in claim 1 is characterized in that, described latch has oblique surface in the end of installing first spring.

3. flexible adjustment positioning device as claimed in claim 2 is characterized in that, described latch is equiped with one second spring at the end in addition of the flange that is equiped with first spring, and the guide rail of this second spring and aforementioned operation part connects.

4. flexible adjustment positioning device as claimed in claim 3 is characterized in that the surface that the guide rail of described operation piece and second spring connect is the inclined-plane, and the two ends on inclined-plane connect first press face of a lower position and second press face of higher position respectively.

5. flexible adjustment positioning device as claimed in claim 4, it is characterized in that, be provided with an annular convex in the holding part of block set, be provided with a positioning hole in this protuberance with fixing aforementioned operation part, then be formed with a guide groove in the protuberance periphery, and aforementioned slot is connected with aforementioned guide groove, and is provided with a block piece in the guide groove pre-position.

6. flexible adjustment positioning device as claimed in claim 5 is characterized in that described operation piece is provided with a bolt, and this bolt has a screw, and passes the screw of bolt by a screw and the operation piece group is located in the positioning hole of holding part of block set.

7. flexible adjustment positioning device as claimed in claim 6 is characterized in that, described operation piece is at end tool one terminal part of first press face of guide rail.

8. flexible adjustment positioning device as claimed in claim 1 is characterized in that, further includes one and flexibly supports part, and this supporting piece group is located on the telescopic pipe and with outer sleeve and connects.

9. flexible adjustment positioning device as claimed in claim 8 is characterized in that described supporting piece has two fastening foot, is formed with recess between two fastening foot, and telescopic pipe offers supported hole with ccontaining two fastening foot with respect to the fastening foot of aforementioned supporting piece.

10. flexible adjustment positioning device as claimed in claim 9 is characterized in that the surface that described supporting piece and outer sleeve connect is circular-arc supporting surface, and this supporting surface offers groove.