CN210113046U

CN210113046U - Chain saw adjusting structure

Info

Publication number: CN210113046U
Application number: CN201821832215.XU
Authority: CN
Inventors: 周海军; 王楚新; 蒋小华
Original assignee: Zhejiang Zhuoyuan Electromechanical Technology Co Ltd
Current assignee: Zhejiang Zhuoyuan Electromechanical Technology Co Ltd
Priority date: 2018-11-07
Filing date: 2018-11-07
Publication date: 2020-02-25
Anticipated expiration: 2028-11-07

Abstract

The utility model provides an adjusting structure of a chain saw, which comprises a rotating mechanism, a fluted disc, an adjusting plate and a chain plate, wherein the adjusting plate is fixed on the chain plate, a corresponding convex part and a spiral part are arranged between the adjusting plate and the fluted disc, the convex part is limited in the spiral part, and the fluted disc is rotated to enable the adjusting plate and the chain plate to move; the rotating mechanism comprises an end cover and a rotating button, a first meshing tooth is arranged at the bottom of the end cover, a second meshing tooth is arranged on the fluted disc, and the first meshing tooth corresponds to the second meshing tooth; the end cover is provided with a third engaging tooth, the lower part of the rotating button is provided with a fourth engaging tooth, the three engaging teeth correspond to the four engaging teeth, the rotating button comprises a fixed plate and a lifting plate, the lifting plate is connected with the fixed plate through a rotating shaft, the rotating shaft is provided with a torsion spring, the fixed plate and the lifting plate are hidden in the end cover, and when the torsion spring is in a natural state, the fixed plate and the lifting plate are flush. The utility model discloses a hidden knob, when not the time spent, the knob is the state of flushing, fine accomplished the effect of preventing the mistake and touching.

Description

Chain saw adjusting structure

Technical Field

The utility model relates to a garden instrument field, especially a chain saw's regulation structure.

Background

Chain saws include electric chain saws and chain saws in which the chain blade is stretched during use so that the length of the link plate needs to be adjusted to accommodate the tensioning of the chain blade.

The existing adjusting structure comprises an adjusting mechanism of a chain saw disclosed in the patent number CN2005200166465, and the purpose of adjusting the tool-free chain saw by hands is effectively solved. However, this structure has an exposed hand knob, and there is a risk of the hand knob being pushed by mistake.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem of current, provide an adjust structure of chain saw.

The purpose of the utility model can be realized by the following technical proposal: an adjusting structure of a chain saw comprises a rotating mechanism, a fluted disc, an adjusting plate and a chain plate, wherein the adjusting plate is fixed on the chain plate, a long groove is formed in the middle of the adjusting plate, a screw rod penetrates through the long groove and the fluted disc and is limited on a machine body of the chain saw, corresponding convex parts and spiral parts are arranged between the adjusting plate and the fluted disc, the convex parts are limited in the spiral parts, and the regulating plate and the chain plate are moved by rotating the fluted disc;

the rotating mechanism comprises an end cover and a rotating button, a first meshing tooth is arranged at the bottom of the end cover, a second meshing tooth is arranged on the fluted disc, the first meshing tooth corresponds to the second meshing tooth in an up-and-down position, the screw rod penetrates through the end cover and is connected with the rotating button, and a nut connected with the screw rod is arranged at the bottom of the rotating button;

the novel energy-saving lifting buckle is characterized in that a third meshing tooth is arranged above the end cover, a fourth meshing tooth is arranged below the rotary button, the third meshing tooth corresponds to the fourth meshing tooth, the rotary button comprises a fixed plate and a lifting plate, the lifting plate is connected with the fixed plate through a rotating shaft, a torsion spring is arranged on the rotating shaft, the fixed plate and the lifting plate are hidden in the end cover, and when the torsion spring is in a natural state, the fixed plate and the lifting plate are flush.

Flush is understood to mean in one plane, possibly a curved plane.

The upper part of the end cover is provided with a circle of array grooves, the side edge of the lifting buckle plate is provided with locking teeth, and the locking teeth can be clamped in the array grooves to prevent the rotation of the rotating button.

The upper surface of the lifting buckle plate is provided with a warping part.

The fluted disc bottom be equipped with the screw portion, be equipped with continuous tooth on the screw portion, the regulating plate on be equipped with two convex parts, the continuous tooth card of screw portion is in the middle of two convex parts.

Compared with the prior art, the utility model discloses a hidden knob, when not the time spent, the knob is the state of flushing, fine accomplished the effect of preventing the mistake and touching.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the fluted disc and the adjusting plate of the present invention.

Fig. 3 is an exploded view of the present invention.

Fig. 4 is an exploded view of the present invention.

FIG. 1 is a cover; 2, lifting the buckle plate; 3, fixing a plate; 4, a rotating shaft; 5 a torsion spring; 6, meshing a first tooth; 7, a fluted disc; 8, a spiral part; 9, meshing a second tooth; 10, a nut; 11, a clamp spring; 12 a fuselage; 13 adjusting plate; 14 long grooves; 15, a screw rod; 16 convex parts; 17 a chain plate; 18 locking teeth; 19, fourth occlusion tooth; 20, meshing tooth III; 21 array slots; 22 end caps.

Detailed Description

The invention is further described with reference to the following figures and examples.

As shown in fig. 1-4, the present invention comprises a rotating mechanism, a gear plate 7, an adjusting plate 13 and a chain plate 17.

An adjusting plate 13 is fixed on a chain plate 17, a long groove 14 is arranged in the middle of the adjusting plate 13, a screw 15 penetrates through the long groove 14 and the fluted disc 7, the screw 15 is limited on a machine body 12 of the chain saw, and a corresponding convex part 16 and a spiral part 8 are arranged between the adjusting plate 13 and the fluted disc 7. The fluted disc 7 bottom is equipped with spiral portion 8, is equipped with continuous tooth on the spiral portion 8, regulating plate 13 on be equipped with two convex parts 16, the continuous tooth card of spiral portion 8 is in order to increase the friction between two convex parts 16. Rotating the toothed disc 7 moves the adjustment plate 13 and the chain plate 17.

The rotating mechanism is arranged on the cover cap 1 and comprises an end cover 22 and a rotating button, and the end cover 22 is clamped between the rotating button and the clamp spring 11 at the bottom of the rotating button and can be detached uniformly. The bottom of the end cover 22 is provided with a first meshing tooth 6, the fluted disc 7 is provided with a second meshing tooth 9, the first meshing tooth 6 corresponds to the second meshing tooth 9 in the vertical position, the screw 15 penetrates through the end cover 22 and is connected with the rotary knob, and the bottom of the rotary knob is provided with a nut 10 connected with the screw 15; end cover 22 top is equipped with interlock tooth three 20, and the knob below is equipped with interlock tooth four 19, and interlock tooth three 20 corresponds with interlock tooth four 19 positions, the knob include fixed plate 3 and lift buckle 2, lift buckle 2 and fixed plate 3 and connect with pivot 4, pivot 4 on be equipped with torsional spring 5, fixed plate 3 and lift buckle 2 hide in end cover 22, when torsional spring 5 is in natural state, fixed plate 3 flushes with lifting buckle 2, the upper surface of lifting buckle 2 is equipped with the perk portion of drawing. Flush is understood to mean in one plane, possibly a curved plane. A circle of array grooves 21 are formed above the end cover 22, locking teeth 18 are arranged on the side edge of the lifting buckle plate 2, and the locking teeth 18 can be clamped in the array grooves 21 to prevent the rotation of the rotating button.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An adjusting structure of a chain saw comprises a rotating mechanism, a fluted disc, an adjusting plate and a chain plate, wherein the adjusting plate is fixed on the chain plate, a long groove is formed in the middle of the adjusting plate, a screw rod penetrates through the long groove and the fluted disc and is limited on a machine body of the chain saw, corresponding convex parts and spiral parts are arranged between the adjusting plate and the fluted disc, the convex parts are limited in the spiral parts, and the regulating plate and the chain plate are moved by rotating the fluted disc;

2. The adjustment structure of a chain saw as recited in claim 1, wherein a ring of array slots is formed above the end cover, and locking teeth are formed on the side of the lifting plate and can be locked in the array slots.

3. The adjustment structure of a chain saw according to claim 2, wherein the lift gusset has a raised portion on an upper surface thereof.

4. An adjustment mechanism for a chain saw as claimed in claim 1, 2 or 3, wherein the bottom of the chainsaw is provided with a helical portion having continuous teeth, and the adjustment plate is provided with two projections between which the continuous teeth of the helical portion are captured.