阅读说明：本技术 一种自洁割草机 (Self-cleaning lawn mower ) 是由 李彩娥 于 2021-05-28 设计创作，主要内容包括：本发明公开了一种自洁割草机,其结构包括推杆、切割刀轮、滚轮、引导杆和握把,所述推杆顶部与握把固定连接,所述切割刀轮两端通过轴承与推杆底部转动连接,所述切割刀轮两端均通过齿轮与滚轮内侧啮合连接,所述引导杆通过直杆固定连接在切割刀轮上方,所述切割刀轮包括喷嘴和转动轴,所述转动轴外表面套接有轴套层,所述轴套层外表面套接有卡刀装置,所述卡刀装置上固定连接有刀片；本发明涉及割草机技术领域,通过设置引导杆能够在修剪很长的草时,能够有序的修剪不会因为太长而导致修剪不完全,还要重新修剪,通过设置轴套层,可以在里面设置中心转轮和喷嘴,从而达到自洁的目的。(The invention discloses a self-cleaning mower which structurally comprises a push rod, a cutting knife wheel, a roller, a guide rod and a handle, wherein the top of the push rod is fixedly connected with the handle, two ends of the cutting knife wheel are rotatably connected with the bottom of the push rod through bearings, two ends of the cutting knife wheel are respectively meshed and connected with the inner side of the roller through gears, the guide rod is fixedly connected above the cutting knife wheel through a straight rod, the cutting knife wheel comprises a nozzle and a rotating shaft, the outer surface of the rotating shaft is sleeved with a shaft sleeve layer, the outer surface of the shaft sleeve layer is sleeved with a knife clamping device, and a blade is fixedly connected onto the knife clamping device; the invention relates to the technical field of mowers, which can trim long grass orderly without incomplete trimming due to too long by arranging a guide rod, and can also trim again by arranging a shaft sleeve layer, and a central rotating wheel and a nozzle can be arranged in the shaft sleeve layer, so that the aim of self-cleaning is fulfilled.)

1. The utility model provides a self-cleaning lawn mower, its structure includes push rod (1), cutting knife flywheel (2), gyro wheel (3), guide bar (4) and handle (5), its characterized in that: the top of the push rod (1) is fixedly connected with the handle (5), two ends of the cutting knife wheel (2) are rotatably connected with the bottom of the push rod (1) through bearings, two ends of the cutting knife wheel (2) are respectively meshed and connected with the inner side of the roller (3) through gears, and the guide rod (4) is fixedly connected above the cutting knife wheel (2) through a straight rod;

cutting break bar (2) are including nozzle (24) and axis of rotation (25), axis of rotation (25) surface has cup jointed axle sleeve layer (22), card sword device (21) have been cup jointed to axle sleeve layer (22) surface, fixedly connected with blade (23) on card sword device (21), axis of rotation (25) both ends are passed through the bearing and are rotated with push rod (1) bottom and be connected.

2. A self-cleaning lawn mower as claimed in claim 1, wherein: the utility model discloses a sword clamping device, including sword clamping device (21) and gravity rotating vane (212), sword clamping device (21) central point puts and is provided with central runner (b), central runner (b) communicate with gravity rotating vane (212) through outlet pipe (213), gravity rotating vane (212) are the clover shape, the equal fixedly connected with scrubbing brush (211) of gravity rotating vane (212) blade end.

3. A self-cleaning lawn mower as claimed in claim 2, wherein: the fixed blade device (a) comprises a rotating groove (a1), a blunt blade (a2), a fixed shaft (a3) and a circular fixture block (a4), the rotating groove (a1) is fixedly connected to the outer surface of the fixed blade device (21), the circular fixture block (a4) is clamped inside the rotating groove (a1), and the blunt blade (a2) is rotatably connected to the upper side and the lower side of the circular fixture block (a4) through the fixed shaft (a 3).

4. A self-cleaning lawn mower as claimed in claim 2, wherein: center runner (b) is including outlet pipe (213), axis of rotation (25) and cam (b3), cam (b3) are through key and axis of rotation (25) fixed connection, outlet pipe (213) are close to the position that center runner (b) one end corresponds and are provided with water pocket (b1), the inside fixedly connected with reset spring (b2) of water pocket (b1), reset spring (b2) one end fixed connection is on water pocket (b1) water pocket inner wall, reset spring (b2) other end fixedly connected with foraminiferous platelet (b 4).

5. A self-cleaning lawn mower as claimed in claim 1, wherein: one side that nozzle (24) are close to axis of rotation (25) is provided with magnet mounting bracket (c4), the equal fixedly connected with reset spring two (c5) in one side that axis of rotation (25) was kept away from at magnet mounting bracket (c4) both ends, magnet mounting bracket (c4) internally mounted has magnet (c3), one side that magnet mounting bracket (c4) are close to axis of rotation (25) is provided with magnetic force bobble (c2) and spring (c1), spring (c1) one end and axis of rotation (25) fixed connection, and spring (c1) other end and magnetic force bobble (c2) fixed connection.

6. A self-cleaning lawnmower according to claim 5, wherein: the side of the magnetic small ball (c2) close to the rotating shaft (25) is S pole, the side of the magnet (c3) close to the magnetic small ball (c2) is S pole, and the side of the magnetic small ball (c2) close to the magnet (c3) is N pole.

Technical Field

The invention relates to the technical field of mowers, in particular to a self-cleaning mower.

Background

The mower is a mechanical tool for trimming lawns, vegetations and the like, can effectively improve the weeding efficiency of workers and reduce the labor intensity of the workers; however, when the existing mower is used for constructing grass with high toughness, the grass can be easily entangled, and juice of some grass is extremely difficult to clean after being air-dried, so that the mower is greatly abraded, the service life of the mower is shortened, the manufacturing, packaging and transporting costs of the mower are increased, and therefore the self-cleaning mower is provided.

Disclosure of Invention

The invention aims to provide a self-cleaning mower to solve the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: a self-cleaning mower structurally comprises a push rod, a cutting knife wheel, a roller, a guide rod and a handle, wherein the top of the push rod is fixedly connected with the handle, two ends of the cutting knife wheel are rotatably connected with the bottom of the push rod through bearings, two ends of the cutting knife wheel are respectively meshed and connected with the inner side of the roller through gears, and the guide rod is fixedly connected above the cutting knife wheel through a straight rod; the guide rod can be arranged to trim very long grass orderly, so that incomplete trimming caused by too long grass can be avoided, and the grass can be trimmed again; the cutting knife wheel comprises a nozzle and a rotating shaft, a shaft sleeve layer is sleeved on the outer surface of the rotating shaft, a knife clamping device is sleeved on the outer surface of the shaft sleeve layer, a blade is fixedly connected to the knife clamping device, and two ends of the rotating shaft are rotatably connected with the bottom of the push rod through bearings; through setting up the axle sleeve layer, can set up a lot of self-cleaning devices inside, fine has made effectual effect in limited space.

Preferably, the knife clamping device comprises a fixed blade device and a gravity rotating blade, a central runner is arranged at the central position of the knife clamping device and is communicated with the gravity rotating blade through a water outlet pipe, the gravity rotating blade is in a clover shape, and the tail ends of the gravity rotating blade are fixedly connected with a bristle brush; through setting up gravity rotating vane can utilize the inertia that produces when rotating when the lawn mower stop work, still can continue to rotate, drive the scrubbing brush and clear away the adnexed grass bits of card sword device surface.

Preferably, the blade fixing device comprises a rotating groove, a blunt blade, a fixed shaft and a circular fixture block, the rotating groove is fixedly connected to the outer surface of the blade fixing device, the circular fixture block is clamped in the rotating groove, and the blunt blade is rotatably connected to the upper side and the lower side of the circular fixture block through the fixed shaft; through setting up rotation groove, blunt blade, fixed axle and circular fixture block can utilize centrifugal force to get rid of blunt blade to the most marginal position at lawn mower during operation, assist the cutting, can cut off the toughness weeds of card between blade and card sword device moreover.

Preferably, the central rotating wheel comprises a water outlet pipe, a rotating shaft and a cam, the cam is fixedly connected with the rotating shaft through a key, a water sac is arranged at a position, corresponding to one end of the water outlet pipe close to the central rotating wheel, a first reset spring is fixedly connected inside the water sac, one end of the reset spring is fixedly connected to the inner wall of the water sac, and the other end of the reset spring is fixedly connected with a small plate with a hole; through setting up cam and water pocket can be at the during operation, the cam extrusion water pocket sprays the water of the inside and goes out through the outlet pipe, supplementary gravity rotating vane clearance card sword device surface.

Preferably, a magnet mounting frame is arranged on one side, close to the rotating shaft, of the nozzle, a second reset spring is fixedly connected to one side, far away from the rotating shaft, of each of two ends of the magnet mounting frame, a magnet is mounted inside the magnet mounting frame, a magnetic small ball and a spring are arranged on one side, close to the rotating shaft, of the magnet mounting frame, one end of the spring is fixedly connected with the rotating shaft, and the other end of the spring is fixedly connected with the magnetic small ball; through setting up magnet and magnetic force bobble, can utilize centrifugal force to open the magnet mounting bracket that will block up the nozzle to carry out the washing to the blade, carry out the watering maintenance for the lawn of being pruned in the same direction as.

Preferably, one side of the magnetic small ball close to the rotating shaft is an S pole, one side of the magnet close to the magnetic small ball is an S pole, and one side of the magnetic small ball close to the magnet is an N pole.

The invention provides a self-cleaning mower which has the following beneficial effects:

(1) the guide rod is arranged, so that when long grass is trimmed, the grass can be trimmed orderly without incomplete trimming due to too long time, and the grass can be trimmed again; through setting up the axle sleeve layer, can set up a lot of self-cleaning devices inside, fine has made effectual effect in limited space.

(2) According to the invention, the gravity rotating blade can still continue to rotate when the mower stops working by utilizing inertia generated during rotation to drive the bristle brush to remove grass clippings attached to the outer surface of the cutter clamping device, and the cam and the water bag are arranged to extrude the water bag to spray water out through the water outlet pipe during working so as to assist the gravity rotating blade to clean the outer surface of the cutter clamping device.

(3) According to the invention, the rotating groove, the blunt blade, the fixed shaft and the circular clamping block are arranged, so that the blunt blade can be thrown to the outermost edge position by using centrifugal force when the mower works to perform auxiliary cutting, and tough weeds clamped between the blade and the clamping device can be cut off.

(4) The invention can open the magnet mounting rack blocking the nozzle by using centrifugal force through arranging the magnet and the magnetic small ball, thereby washing the blade and watering and maintaining the trimmed lawn.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a cutting knife wheel according to the present invention;

FIG. 3 is a schematic view of a knife clamping device according to the present invention;

FIG. 4 is a schematic view of a fixed blade apparatus of the present invention;

FIG. 5 is a schematic view of the center wheel of the present invention;

FIG. 6 is a partial cross-sectional view of a sleeve layer of the present invention.

In the figure: the device comprises a push rod 1, a cutter wheel 2, a roller 3, a guide rod 4, a grip 5, a cutter clamping device 21, a shaft sleeve layer 22, a blade 23, a nozzle 24, a rotating shaft 25, a bristle brush 211, a gravity rotating blade 212, a water outlet pipe 213, a fixed blade device a, an 1 rotating groove a2 blunt blade a3 fixed shaft, a4 circular fixture block b, a center rotating wheel b, a1 water bag b2 return spring I, a b3 cam, a b4 small hole plate c1 spring, a c2 magnetic small ball c3 magnet, a c4 magnet mounting rack and a c5 return spring II.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 6, the present invention provides a technical solution: a self-cleaning mower structurally comprises a push rod 1, a cutting knife wheel 2, a roller 3, a guide rod 4 and a handle 5, wherein the top of the push rod 1 is fixedly connected with the handle 5, two ends of the cutting knife wheel 2 are rotatably connected with the bottom of the push rod 1 through bearings, two ends of the cutting knife wheel 2 are respectively meshed and connected with the inner side of the roller 3 through gears, and the guide rod 4 is fixedly connected above the cutting knife wheel 2 through a straight rod; the cutting knife flywheel 2 comprises a nozzle 24 and a rotating shaft 25, the outer surface of the rotating shaft 25 is sleeved with a shaft sleeve layer 22, the outer surface of the shaft sleeve layer 22 is sleeved with a knife clamping device 21, a blade 23 is fixedly connected to the knife clamping device 21, and two ends of the rotating shaft 25 are rotatably connected with the bottom of the push rod 1 through bearings; the guide rod 4 can be arranged to trim long grass orderly without incomplete trimming caused by too long and re-trimming; by arranging the shaft sleeve layer 22, a plurality of self-cleaning devices can be arranged in the shaft sleeve layer, so that the shaft sleeve layer can well play an effective role in a limited space; a magnet mounting rack c4 is arranged on one side, close to the rotating shaft 25, of the nozzle 24, a second reset spring c5 is fixedly connected to one side, far away from the rotating shaft 25, of two ends of the magnet mounting rack c4, a magnet c3 is mounted inside the magnet mounting rack c4, a small magnetic ball c2 and a spring c1 are arranged on one side, close to the rotating shaft 25, of the magnet mounting rack c4, one end of the spring c1 is fixedly connected with the rotating shaft 25, the other end of the spring c1 is fixedly connected with the small magnetic ball c2, four nozzles 24 are arranged around the rotating shaft in a circle, and the number of the corresponding magnet mounting racks c4 and the small magnetic balls c2 is also four; the side of the magnetic small ball c2 close to the rotating shaft 25 is S pole, the side of the magnet c3 close to the magnetic small ball c2 is S pole, and the side of the magnetic small ball c2 close to the magnet c3 is N pole; by arranging the magnet c3 and the magnetic ball c2, the magnet mounting bracket c4 blocking the nozzle 24 can be opened by centrifugal force, so that the blade 23 can be washed, and the trimmed lawn can be watered and maintained; the cutter clamping device 21 comprises a fixed blade device a and gravity rotating blades 212, a central rotating wheel b is arranged at the central position of the cutter clamping device 21 and is communicated with the gravity rotating blades 212 through a water outlet pipe 213, the gravity rotating blades 212 are clover-shaped, the tail ends of the blades of the gravity rotating blades 212 are fixedly connected with a bristle brush 211, and the gravity rotating blades 212 can still continuously rotate when the mower stops working by utilizing inertia generated during rotation, so that the bristle brush 211 is driven to remove grass scraps attached to the outer surface of the cutter clamping device 21; the central rotating wheel b comprises a water outlet pipe 213, a rotating shaft 25 and a cam b3, the cam b3 is fixedly connected with the rotating shaft 25 through a key, a water bag b1 is arranged at a position, corresponding to one end of the water outlet pipe 213 close to the central rotating wheel b, of the water bag b1, a first return spring b2 is fixedly connected inside the water bag b1, one end of a first return spring b2 is fixedly connected to the inner wall of a water bag b1 of the water bag, a small plate b4 with holes is fixedly connected to the other end of a first return spring b2, when the central rotating wheel b3 and the water bag b1 are arranged to work, the cam b3 extrudes the water bag b1 to spray water inside through the water outlet pipe 213, and the gravity rotating blades 212 are assisted to clean the outer surface of the knife clamping device 21; the fixed blade device a comprises a rotating groove a1, a blunt blade a2, a fixed shaft a3 and a circular fixture block a4, wherein the rotating groove a1 is fixedly connected to the outer surface of the cutter clamping device 21, the circular fixture block a4 is clamped in the rotating groove a1, and the blunt blade a2 is rotatably connected to the upper side and the lower side of the circular fixture block a4 through the fixed shaft a 3; by providing the rotation groove a1, the blunt blade a2, the fixed shaft a3 and the circular block a4, the blunt blade a2 can be thrown to the outermost edge position by centrifugal force during the operation of the lawnmower, thereby assisting the cutting, and the tough weeds stuck between the blade 23 and the blade unit 21 can be cut.

The working principle is as follows: when the mower works, the handle 5 is held by hand to push the mower, the guide rod 4 combs weeds, then the cutter is pushed, and the cutter wheel 2 starts to work under the driving of the roller 3; when the cutter wheel 2 rotates, the rotating shaft drives the cutter clamping device 21 and the cam b3 to rotate, the rotation of the cam b3 can extrude the water bag b1 to spray out water in the water bag through the water outlet pipe 213, and the gravity rotating blade 212 is assisted to clean the outer surface of the cutter clamping device 21; the cutter clamping device 21 rotates, the blunt blade a2 is thrown to the position of the most edge under the action of centrifugal force to carry out auxiliary cutting, and tough weeds clamped between the blade 23 and the cutter clamping device 21 can be cut off; magnet c3 and magnetic force pellet c2 below nozzle 24, magnetic force pellet c2 can be got rid of by keeping away from axis of rotation 25 under the effect of centrifugal force, thereby can be close to magnet c3, when magnetic force is greater than centrifugal force, magnet mounting bracket c4 can forget magnetic force pellet c2 and be close to, thereby water can be followed nozzle 24 and spouted, when centrifugal force is too big, probably the machine has broken down, the centrifugal force of effect on magnetic mounting bracket c4 is greater than magnetic force, then can block up nozzle 24 again, rivers can not flow out.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.