CN213044201U

CN213044201U - Weeding machine with telescopic blade

Info

Publication number: CN213044201U
Application number: CN202021191550.3U
Authority: CN
Inventors: 曾付荣
Original assignee: Sol Machinery Hangzhou Co ltd
Current assignee: Sol Machinery Hangzhou Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-04-27
Anticipated expiration: 2030-06-24

Abstract

The utility model relates to a domestic appliance weeder technical field specifically is a blade telescopic weeder, including handheld pole, the one end fixedly connected with motor cover of handheld pole, and the inside of motor cover is provided with the motor, the bottom fixedly connected with protection casing of motor cover the bottom fixedly connected with transmission shaft of motor, the surface cover of transmission shaft is equipped with the carousel, and the inside of carousel is provided with the shrink spring. The utility model discloses a be provided with the scraper blade and can contract when the carousel is inside at plant cutting blade, scrape plant cutting blade surface, take off plant tissue and the juice of plant cutting blade surface adhesion, improve plant cutting blade's practical life, through being provided with torsion spring, can let the scraper blade keep the contraction state, through being provided with the hinge bar, can let the scraper blade connect in carousel department to let upper and lower two parts scraper blade remain throughout to plant cutting blade's contact through torsion spring.

Description

Weeding machine with telescopic blade

Technical Field

The utility model relates to a domestic appliance weeder technical field specifically is a blade telescopic weeder.

Background

The weeding machine is a common cleaning electric appliance in daily life, and is widely applied to vegetation cleaning processes of municipal engineering, landscaping, park vegetation trimming, household lawn cleaning and the like.

When using, current weeder is mostly fixed knot and constructs can not shrink, moreover because its blade is sharp, has certain potential safety hazard, and the juice that produces after the weeding in-process blade can the adhesion vegetation cutting moreover is difficult to clear up, piles up the back moreover for a long time, and ageing blade causes the problem that reduces weeder life, consequently, needs a blade telescopic weeder urgently to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a blade telescopic weeder to the blade that proposes in solving above-mentioned background art can not contract and has the potential safety hazard of use, and blade adhesion plant juice causes the ageing problem of blade after weeding.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a blade telescopic weeder, includes handheld pole, the one end fixedly connected with motor cover of handheld pole, and the inside of motor cover is provided with the motor, the bottom fixedly connected with protection casing of motor cover the bottom fixedly connected with transmission shaft of motor, the surface cover of transmission shaft is equipped with the carousel, and the inside of carousel is provided with the shrink spring to the one end fixedly connected with spring coupling who the carousel was kept away from to the shrink spring detains, one side fixedly connected with plant cutting blade of shrink spring is kept away from to the spring coupling knot, and plant cutting blade's upper and lower surface is provided with spacing slider, spacing spout has been seted up to the inside of carousel, the outside upper and lower edge of carousel is provided with the hinge bar, and one side that the carousel was kept away from to the hinge bar articulates there is the scraper blade.

Preferably, the bottom surface edge of protection casing is provided with the baffle, the diameter of baffle is greater than the diameter of carousel under the plant cutting blade state of stretching out, the bottommost of baffle is the same at the bottommost of carousel.

Preferably, the transmission shaft is hexagonal, the hole through which the transmission shaft penetrates through the turntable is hexagonal, and the turntable rotates along with the rotation of the transmission shaft.

Preferably, the retraction springs and the spring connecting buckles are arranged into six groups, the six groups of the retraction springs and the spring connecting buckles are uniformly distributed on the inner side of the rotary disc, and the spring connecting buckles can stretch out and draw back in the rotary disc along with the plant cutting blades.

Preferably, plant cutting blade, spacing slider and spacing spout set up to six groups, six groups plant cutting blade, spacing slider and spacing spout evenly distributed in the inside of transmission shaft, singly organize spacing slider evenly distributed and be close to the upper and lower surface of transmission shaft one end at plant cutting blade, singly organize spacing spout evenly distributed on the upper and lower inner wall of transmission shaft, the inner wall size of spacing spout and spacing slider's surface dimension looks adaptation, spacing slider and spacing spout constitute sliding connection, plant cutting blade produces centrifugal force in rotating, and after outwards removing from the carousel is inside, the spacing slider on its surface slides in spacing spout is inside, and spacing slider can be removed by the restriction of spacing spout after sliding a certain position.

Preferably, the hinged rods, the scraping plates and the torsion springs are arranged into six groups, the six groups of hinged rods, the scraping plates and the torsion springs are uniformly distributed at the edge of the rotary plate, a single group of the hinged rods, the scraping plates and the torsion springs are divided into an upper part and a lower part, and the middle points of the two parts and the plant cutting blades are arranged into the same plane.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a be provided with the carousel, can be to the shrink spring, the spring coupling knot, plant cutting blade and spacing slider hold, through being provided with shrink spring and spring coupling knot, can let plant cutting blade shrink in the carousel is inside, through being provided with spacing slider and spacing spout, can let plant cutting blade pop out the carousel after certain length and no longer the roll-off, drive the carousel through being provided with the transmission shaft and produce centrifugal force, let plant cutting blade from the inside roll-off of carousel under the effect of centrifugal force, only the device circular telegram and the blade just can come out under the state of operation, the security has been improved, simultaneously through being provided with the protection casing, can avoid the carousel to expose externally, let the device can further protection operator in the moving.

2. The utility model discloses a be provided with the scraper blade and can contract when the carousel is inside at plant cutting blade, scrape plant cutting blade surface, take off plant tissue and the juice of plant cutting blade surface adhesion, improve plant cutting blade's practical life, through being provided with torsion spring, can let the scraper blade keep the contraction state, through being provided with the hinge bar, can let the scraper blade connect in carousel department to let upper and lower two parts scraper blade remain throughout to plant cutting blade's contact through torsion spring.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

fig. 2 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

FIG. 3 is a schematic sectional view of the plant cutting blade of the present invention in elevation;

FIG. 4 is a schematic top view of the turntable structure of the present invention;

fig. 5 is a schematic top view of the plant cutting blade roll-off at the turntable according to the present invention.

In the figure: 1. a hand-held wand; 2. a motor cover; 3. a motor; 4. a protective cover; 5. a drive shaft; 6. a turntable; 7. a retraction spring; 8. a spring connecting buckle; 9. a vegetation cutting blade; 10. a limiting slide block; 11. a limiting chute; 12. a hinged lever; 13. a squeegee; 14. a torsion spring.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: a blade-telescopic weeding machine comprises a handheld rod 1, wherein one end of the handheld rod 1 is fixedly connected with a motor cover 2, a motor 3 is arranged in the motor cover 2, the bottom of the motor cover 2 is fixedly connected with a protective cover 4, the bottom edge of the protective cover 4 is provided with a baffle, the diameter of the baffle is larger than that of a rotary table 6 under the extending state of a plant cutting blade 9, the bottommost part of the baffle is the same as that of the rotary table 6, the bottom of the motor 3 is fixedly connected with a transmission shaft 5, the transmission shaft 5 is hexagonal, a hole formed by the transmission shaft 5 penetrating through the rotary table 6 is hexagonal, the rotary table 6 rotates along with the rotation of the transmission shaft 5, an operator can control the device to weed by arranging the handheld rod 1, the motor cover 2 can fix the motor 3 and the protective cover 4, and by arranging the motor 3, can provide power for this device weeding in-process, through being provided with protection casing 4, can provide the protection for the top of carousel 6, avoid the maloperation to cause the incident.

The surface cover of transmission shaft 5 is equipped with carousel 6, and the inside of carousel 6 is provided with shrink spring 7, and shrink spring 7 keeps away from the one end fixedly connected with spring coupling buckle 8 of carousel 6, shrink spring 7 and spring coupling buckle 8 set up six groups, six groups shrink spring 7 and spring coupling buckle 8 evenly distributed in the inboard of carousel 6, one side fixedly connected with plant cutting blade 9 that shrink spring 7 was kept away from to spring coupling buckle 8, spring coupling buckle 8 can stretch out and draw back in carousel 6 along with plant cutting blade 9, the upper and lower surface of plant cutting blade 9 is provided with spacing slider 10, spacing spout 11 has been seted up to the inside of carousel 6, plant cutting blade 9, spacing slider 10 and spacing spout 11 set up six groups, six groups plant cutting blade 9, spacing slider 10 and spacing spout 11 evenly distributed in the inside of transmission shaft 5, the single group of limiting sliding blocks 10 are uniformly distributed on the upper surface and the lower surface of one end, close to the transmission shaft 5, of the plant cutting blade 9, the single group of limiting sliding grooves 11 are uniformly distributed on the upper inner wall and the lower inner wall of the transmission shaft 5, the inner wall size of each limiting sliding groove 11 is matched with the surface size of the corresponding limiting sliding block 10, the limiting sliding blocks 10 and the limiting sliding grooves 11 form sliding connection, the plant cutting blade 9 generates centrifugal force in rotation, after moving outwards from the inside of the turntable 6, the limiting sliding blocks 10 on the surface slide inside the limiting sliding grooves 11, the limiting sliding blocks 10 can move limited by the limiting sliding grooves 11 after sliding to a certain position, the stability is stronger when the motor 3 drives the turntable 6 to rotate through the transmission shaft 5 provided with the hexagonal cylinder, the phenomenon that the turntable 6 is loosened on the surface of the transmission shaft 5 due to long-term rotation stress is avoided, can support a shrinkage spring 7, a spring connecting buckle 8, a plant cutting blade 9, a limiting slide block 10 and a limiting sliding groove 11, can draw the plant cutting blade 9 by arranging the shrinkage spring 7 and the spring connecting buckle 8, can lead the plant cutting blade 9 to shrink in the rotary table 6 when the rotary table 6 is static, can cut the vegetation by arranging the plant cutting blade 9, realizes the purpose of weeding, can lead the plant cutting blade 9 to slide in the rotary table 6 by arranging the limiting slide block 10 and the limiting sliding groove 11, can lead the plant cutting blade 9 to slide towards the outer side of the rotary table 6 by centrifugal force when the rotary table 6 rotates, avoids the plant cutting blade 9 from completely separating from the rotary table 6 under the limitation of the limiting slide block 10 and the limiting sliding groove 11, leads one side of the plant cutting blade 9 close to the transmission shaft 5 to be always positioned in the rotary table 6, and after the rotary table 6 stops, the vegetation cutting blade 9 is retracted inside the turntable 6 by the elasticity of the retraction spring 7 and the spring connector 8.

The upper edge and the lower edge of the outer side of the rotary table 6 are provided with hinged rods 12, one side of each hinged rod 12, which is far away from the rotary table 6, is hinged with a scraper 13, one side of each scraper 13, which is close to the rotary table 6, is fixedly connected with a torsion spring 14, the hinged rods 12, the scrapers 13 and the torsion springs 14 are arranged into six groups, the six groups of the hinged rods 12, the scrapers 13 and the torsion springs 14 are uniformly distributed on the edge of the rotary table 6, one group of the hinged rods 12, the scrapers 13 and the torsion springs 14 are divided into an upper part and a lower part, the middle points of the two parts and the plant cutting blade 9 are arranged into the same plane, after the plant cutting blade 9 is used by the scraper 13, when the rotary table 6 is contracted, the surface of the plant cutting blade 9 is scraped, tissues and juice of plants are prevented from remaining on the surface of, through being provided with torsion spring 14, can let upper and lower two parts scraper blade 13 draw close to the centre all the time, can scrape the surface of plant cutting blade 9.

The working principle is as follows: during the use, at first start the inside motor 3 that sets up of motor cover 2, handheld pole 1 is mowed after that, motor 3 drives carousel 6 through transmission shaft 5 and rotates in the bottom of protection casing 4, the rotation of carousel 6, can let plant cutting blade 9 produce centrifugal force, under the effect of centrifugal force, can let plant cutting blade 9 toward 6 outside roll-off of carousel, can slide 11 inside at spacing spout through being provided with limit slide 10, let plant cutting blade 9 slide to the displacement position after, spacing spout 11 can restrict limit slide 10 and remove, let plant cutting blade 9 keep being connected with 6 insides of carousel, can let plant cutting blade 9 only just can pop out when using, the security is improved.

After the use, carousel 6 disappears gradually to the centrifugal force that plant cutting blade 9 produced, plant cutting blade 9 is under the elastic tension of shrink spring 7 and spring coupling knot 8, can be plant cutting blade 9 toward 6 inside stimulations of carousel, let plant cutting blade 9 contract, plant cutting blade 9 is at the in-process of shrink, 6 articulated poles 12 articulated scrapers 13 of carousel edge can be under torque spring 14's elastic support, let upper and lower two parts scrapers 13 scrape plant cutting blade 9's surface toward the centre, scrape plant tissue and the juice on plant cutting blade 9 surface, avoid plant juice to remain the ageing that causes the blade, improve the life-span of using, do above the utility model discloses a whole theory of operation.

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. A blade telescopic weeder, includes handheld pole (1), its characterized in that: the utility model discloses a plant cutting device, including handheld pole (1), motor cover (2) and motor cover (2), the inside of motor cover (2) is provided with motor (3), the bottom fixedly connected with protection casing (4) of motor cover (2) the bottom fixedly connected with transmission shaft (5) of motor (3), the surface cover of transmission shaft (5) is equipped with carousel (6), and the inside of carousel (6) is provided with shrink spring (7), and shrink spring (7) keep away from one end fixedly connected with spring coupling knot (8) of carousel (6), one side fixedly connected with plant cutting blade (9) of shrink spring (7) are kept away from in spring coupling knot (8), and the upper and lower surface of plant cutting blade (9) is provided with limiting slide block (10), limiting slide groove (11) have been seted up to the inside of carousel (6), the outside upper and lower limb of carousel (6) is provided with hinge bar (12), and one side of the hinged rod (12) far away from the turntable (6) is hinged with a scraper (13), and one side of the scraper (13) close to the turntable (6) is fixedly connected with a torsion spring (14).

2. A retractable-blade herbicide as in claim 1 wherein: the bottom surface edge of protection casing (4) is provided with the baffle, the diameter of baffle is greater than the diameter of carousel (6) under plant cutting blade (9) the state of stretching out, the bottommost of baffle is the same in the bottommost department of carousel (6).

3. A retractable-blade herbicide as in claim 1 wherein: the transmission shaft (5) is arranged to be hexagonal, a hole formed by penetrating the transmission shaft (5) through the turntable (6) is arranged to be hexagonal, and the turntable (6) rotates along with the rotation of the transmission shaft (5).

4. A retractable-blade herbicide as in claim 1 wherein: shrink spring (7) and spring coupling detain (8) set up to six groups, six groups shrink spring (7) and spring coupling detain (8) evenly distributed in the inboard of carousel (6), spring coupling detain (8) can stretch out and draw back in carousel (6) along with plant cutting blade (9).

5. A retractable-blade herbicide as in claim 1 wherein: the plant cutting blade (9), the limiting sliding block (10) and the limiting sliding groove (11) are arranged into six groups, the six groups are that the plant cutting blade (9), the limiting sliding block (10) and the limiting sliding groove (11) are uniformly distributed in the transmission shaft (5), the single group of limiting sliding blocks (10) are uniformly distributed on the upper surface and the lower surface of one end, close to the transmission shaft (5), of the plant cutting blade (9), the single group of limiting sliding grooves (11) are uniformly distributed on the upper inner wall and the lower inner wall of the transmission shaft (5), the inner wall size of the limiting sliding groove (11) is matched with the surface size of the limiting sliding block (10), the limiting sliding block (10) and the limiting sliding groove (11) form sliding connection, the plant cutting blade (9) generates centrifugal force in rotation, and after the plant cutting blade moves outwards from the inside of the rotary table (6), the limiting sliding block (10) on the surface slides in, after sliding to a certain position, the limiting slide block (10) can be limited by the limiting slide groove (11) to move.

6. A retractable-blade herbicide as in claim 1 wherein: articulated pole (12), scraper blade (13) and torsion spring (14) set up to six groups, six groups articulated pole (12), scraper blade (13) and torsion spring (14) evenly distributed in the edge of carousel (6), a single group articulated pole (12), scraper blade (13) and torsion spring (14) divide into two parts about, and the intermediate point and the plant cutting blade (9) of two parts set up the coplanar.