CN2879746Y - Adjustable walking stick - Google Patents

Abstract

The utility model provides an adjustable walking stick, wherein, the stick rod is formed by a superior, middle and inferior hollow bars nested each other; on the handle of the stick rod is provided with an automatic press-button, and a pelican hook connected with the press-button and installed in the handle; the pelican hook extends downward into the superior bar fixed under the handle, the middle bar nested in the superior bar and then the tube of the superior end of the inferior bar; the pelican hook is nested with a spring also installed in the inferior bar tube with the lower end fixed at the bottom of the inferior bar. The utility model uses the structure of foldaway automatic umbrella for reference; when not in use, the three hollow bars nested together, being convenient for carrying and storing; when in use, a slight press on the automatic button will make the three hollow bars extended out without asking for the help of others. The utility model is characterized by simple and reasonable structure, convenience in use and suitable for old and weak people.

Description

Adjustable crutch

Technical field

The utility model relates to a kind of small stores, particularly a kind of adjustable crutch.

Background technology

Existing various crutch, no matter be any material, no matter whether can stretch, all exist such-and-such shortcoming, like going out but handicapped old man brings many difficulties to those: common non-telescoping crutch the old man by bus or other unnecessary uses and need carry the time, oversize inconvenience is carried; Telescopic crutch mostly needs the user to do it yourself to turn on or extract, and the old man is used for more bothersome; General crutch is not anti-skidding, and the old man easily falls down in use.

Summary of the invention

The above-mentioned present situation that crutch can not be fully up to expectations for a change, the utility model provides a kind of adjustable crutch.

The technical solution of the utility model is as follows: a kind of adjustable crutch, comprise handle and cane bar, and feature is that the cane bar is to be formed by three hollow stem suits that are upper boom, king-rod and bottom bar from outside to inside successively; On its handle, be provided with automatic button and coupled, be fixed in the slip hook in the handle, slip hook reach downwards the upper boom fixed below the handle and interior suit thereof in, in the bottom bar upper pipes; Slip hook be enclosed within one be located in the bottom bar pipe, the lower end is fixed on the spring of bottom bar bottom.

Being connected and fixedly being by the metal bayonet lock that is provided with in two bar joint portions and the realization of bayonet lock groove thereof between the upper boom of described hollow three loop bars and king-rod, king-rod and the bottom bar.

The utility model is used for reference the structure of CN90204536.9 " bar structure among the automatic umbrella of folding formula " the automatic umbrella of disclosed folding formula, a kind of adjustable crutch is provided, time spent three pipe boxes are not together, carry deposit all very convenient, during use, one press automatic button gently, crutch three bars just automatically the elongation, not labor other people the help.The utility model is rational in infrastructure simple, easy to use, and suitable the old,weak,sick and disabled person uses.

Description of drawings

Fig. 1 is the schematic diagram of the adjustable crutch of the utility model.

Among the figure: 1. automatic button, 2. handle, 3. slip hook, 4. spring, 5. upper boom, 6. metal bayonet lock and bayonet lock groove, 7. king-rod, 8. bottom bar, 9. rubber rubber cushion.

The specific embodiment

The utility model is described in further detail below in conjunction with drawings and Examples:

The utility model embodiment is for being respectively that three hollow stem suits of upper boom 5, king-rod 7 and bottom bar 8 form from outside to inside; On its handle 2, be provided with automatic button 1 and coupled, be fixed in the slip hook 3 in the handle 2, slip hook 3 is downward, reaches in bottom bar 8 upper pipes of the upper booms 5 fixed below the handle 2 and suit thereof; Also be provided with the spring 4 that a lower end is fixed on bottom bar 8 bottoms in bottom bar 8 pipes, slip hook 3 links to each other with the upper end of spring 4, by spring 4 three bars is connected together.When pressing the button 1, slip hook 3 separates with the upper end of spring 4, and the elastic force of spring ejects king-rod 7 and bottom bar 8.Joint portion between upper boom 5 and king-rod 7, king-rod 7 and the bottom bar 8 is provided with metal bayonet lock and bayonet lock groove 6 thereof, when three bars extend, with hand the metal bayonet lock is pressed in groove, and king-rod 7 and bottom bar 8 upper boom of just can not withdrawing has gone for 5 li.Metal bayonet lock and bayonet lock groove thereof have played and have connected and fixing effect.

Claims (2)

1, a kind of adjustable crutch comprises handle and cane bar, it is characterized in that said cane bar is to be formed by three hollow stem suits that are upper boom, king-rod and bottom bar from outside to inside successively; On its handle, be provided with automatic button and coupled, be fixed in the slip hook in the handle, slip hook reach downwards the upper boom fixed below the handle and interior suit thereof in, in the bottom bar upper pipes; Slip hook be enclosed within one be located in the bottom bar pipe, the lower end is fixed on the spring of bottom bar bottom.

Being connected and fixedly being by the metal bayonet lock that is provided with in two bar joint portions and the realization of bayonet lock groove thereof between 2, the adjustable crutch according to claim 1, the upper boom that it is characterized in that said hollow three loop bars and king-rod, king-rod and bottom bar.

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