CN214800844U - Underwater mower - Google Patents

Abstract

The utility model discloses an underwater mower, include: the cutting device comprises a hollow operating rod, a rotation driving device arranged at the first end of the operating rod, a transmission shaft arranged in the operating rod and in transmission connection with the rotation driving device at the first end, and a cutting assembly; the cutting assembly comprises a mounting seat, an angle adjusting mechanism, a driving wheel, a first cutting piece and a second cutting piece, wherein the mounting seat is rotationally arranged on the operating rod, the rotating axis of the mounting seat is not parallel to the transmission shaft, the angle adjusting mechanism is used for adjusting the rotating angle of the mounting seat, the driving wheel is rotationally arranged on the mounting seat and is in transmission connection with the transmission shaft, the first cutting piece and the second cutting piece are arranged on the mounting seat and are mutually attached, cutting teeth are arranged on two sides of the first cutting piece and two sides of the second cutting piece, and the driving wheel is used for driving the first cutting piece and the second cutting piece to relatively displace. This lawn mower can replace the manual work to reap the plant under water, and efficiency is higher, can reduce the manual work to it is low to solve among the prior art manual work and reap the inefficiency, and the human cost is high, and intensity of labour is big, and reaps the poor problem of effect.

Description

Underwater mower

Technical Field

The utility model relates to a lawn mower technical field especially relates to an underwater lawn mower.

Background

In the prior art, the plants are mainly harvested and salvaged manually in the river channel maintenance process. The mode of manual harvesting and salvaging has the problems of low cleaning efficiency, high labor intensity, high labor cost, poor cleaning effect and the like. Therefore, it is an urgent technical problem to be solved by those skilled in the art to provide an underwater mower capable of harvesting aquatic weeds in place of manual work to solve the above problems of manual harvesting fishing.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem, the utility model provides a can replace the manual work to reap the underwater mower of pasture and water in order to solve the manual work and reap the above-mentioned problem of salvaging the existence.

In order to achieve the above object, the utility model provides a following scheme:

the utility model provides an underwater mower, include: the cutting device comprises a hollow operating rod, a rotation driving device arranged at the first end of the operating rod, a transmission shaft arranged in the operating rod and in transmission connection with the rotation driving device at the first end, and a cutting assembly arranged at the second end of the operating rod; cutting assembly including rotationally set up in on the action bars and axis of rotation with the non-parallel mount pad of transmission shaft, be used for the adjustment mount pad turned angle's angle adjustment mechanism, rotationally set up in on the mount pad and with the drive wheel that the transmission shaft transmission is connected and set up in first cutting piece and the second cutting piece that just laminates each other on the mount pad, the both sides of first cutting piece with the sliced both sides of second all are equipped with the cutting tooth, the drive wheel is used for the drive first cutting piece with second cutting piece relative displacement.

Furthermore, the device also comprises an intermediate shaft, one end of the intermediate shaft extends into the operating rod, the other end of the intermediate shaft extends into the mounting seat, the rotating axis of the intermediate shaft is overlapped with the rotating axis of the mounting seat and is perpendicular to the rotating axis of the driving wheel, the first end of the intermediate shaft and the transmission shaft are in meshing transmission through helical teeth, and the second end of the intermediate shaft is in transmission connection with the driving wheel.

Further, still include transition helical gear, the driving wheel outer circumference be provided with transition helical gear matched with skewed tooth, transition helical gear rotationally set up in on the mount pad and with the driving wheel meshes mutually, jackshaft second end with the transition helical gear passes through skewed tooth meshing.

Further, the cutting device comprises a first connecting rod and a second connecting rod, wherein the first cutting piece and the second cutting piece are connected with the mounting seat in a sliding mode, one end of the first connecting rod is hinged to the first end face of the driving wheel, the other end of the first connecting rod is hinged to the first cutting piece, one end of the second connecting rod is hinged to the second end face of the driving wheel, the other end of the second connecting rod is hinged to the second cutting piece, and the hinge point of the first connecting rod and the driving wheel and the hinge point of the second connecting rod and the driving wheel are not overlapped.

Further, still including set up in the adapter sleeve of action bars second end, the adapter sleeve first end with the action bars is connected, the mount pad set up in the adapter sleeve second end.

Further, angle adjustment mechanism including set up in adapter sleeve second end and edge a plurality of joint tooth that adapter sleeve circumference distributes with rotationally set up in joint frame on the mount pad, be equipped with on the joint frame be used for the joint in convex point between two teeth of joint tooth, angle adjustment mechanism is still including being used for making convex point is in the first elastic component that keeps between the joint tooth.

Furthermore, angle adjustment mechanism still including be used for with the locking mechanism of joint frame locking and unblock, locking mechanism will when joint frame locking, joint frame is unable to rotate.

Further, locking mechanism include with the mount pad rotates the rotating turret of being connected, the joint frame with one of the two of rotating turret is equipped with the draw-in groove, and the other is equipped with and is used for the card to go into the fixture block in the draw-in groove, the fixture block card is gone into when the draw-in groove, the joint frame is locked, locking mechanism still including being used for making the fixture block is in the second elastic component that keeps in the draw-in groove.

Further, the rotation driving device is a motor.

The clamping device comprises a first cutting piece, a second cutting piece and a clamping assembly, wherein the first cutting piece is provided with a first through hole, the second cutting piece is provided with a second through hole at a position opposite to the first through hole, at least one of the first through hole and the second through hole is a waist-shaped hole, the clamping assembly comprises a screw and a nut in threaded fit with the screw, and the screw penetrates through the first through hole and the second through hole and is screwed with the nut.

The utility model discloses for prior art gain following technological effect:

the utility model discloses a lawn mower under water, include: the cutting device comprises a hollow operating rod, a rotation driving device arranged at the first end of the operating rod, a transmission shaft arranged in the operating rod and in transmission connection with the rotation driving device at the first end, and a cutting assembly arranged at the second end of the operating rod; the cutting assembly comprises a mounting seat, an angle adjusting mechanism, a driving wheel, a first cutting piece and a second cutting piece, wherein the mounting seat is rotationally arranged on the operating rod, the rotating axis of the mounting seat is not parallel to the transmission shaft, the angle adjusting mechanism is used for adjusting the rotating angle of the mounting seat, the driving wheel is rotationally arranged on the mounting seat and is in transmission connection with the transmission shaft, the first cutting piece and the second cutting piece are arranged on the mounting seat and are mutually attached, cutting teeth are arranged on two sides of the first cutting piece and two sides of the second cutting piece, and the driving wheel is used for driving the first cutting piece and the second cutting piece to relatively displace.

During the use, the operator holds the action bars, starts rotation drive arrangement, and rotation drive arrangement passes through the transmission shaft and drives the drive wheel rotation, and the drive wheel drives first cutting piece and second cutting piece relative displacement in order to produce cutting effect, and the operator arranges cutting assembly in under water through the action bars to reap the plant under water. And the angle between the cutting assembly and the operating rod can be adjusted through the angle adjusting mechanism, so that the underwater mower is more flexible and convenient to use, and strong in adaptability.

So set up, can replace the manual work to reap the plant under water through the lawn mower under water, efficiency is higher, can reduce the manual work to solve among the prior art artifical inefficiency of reaping, the human cost is high, intensity of labour is big, and reap the poor problem of effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and 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 structural view of an embodiment of an underwater mower of the present invention;

FIG. 2 is a schematic view of the transmission principle of the underwater mower according to the embodiment of the present invention;

fig. 3 is a schematic view of a matching structure of the first cutting blade and the second cutting blade in the embodiment of the present invention;

fig. 4 is a schematic structural view of an angle adjusting mechanism and a locking mechanism in an embodiment of the present invention;

fig. 5 is a schematic structural diagram of the embodiment of the present invention when adjusting the angle of the mounting seat.

Description of reference numerals: 100. an underwater lawn mower; 1. an operating lever; 2. a drive shaft; 3. a mounting seat; 4. A drive wheel; 5. a first cutting blade; 6. a second cutting blade; 7. an intermediate shaft; 8. a transition bevel gear; 9. a first link; 10. a second link; 11. connecting sleeves; 12. clamping teeth; 13. a clamping frame; 14. a rotating frame; 15. a card slot; 16. a clamping block; 17. a first elastic member; 18. a second elastic member; 19. a cutting assembly; 20. A motor; 21. and fixing the shaft.

Detailed Description

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.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

As shown in fig. 1 to 5, an embodiment of the present invention provides an underwater lawn mower 100, which includes an operation rod 1, a rotation driving device, a transmission shaft 2, and a cutting assembly 19. The operating rod 1 is a hollow structure, and the operating rod 1 is used for being held by a user. Optionally, the operating rod 1 is further provided with a handle for the user to hold and operate. The rotation driving device is arranged at the first end of the operating rod 1. The rotational drive means may be, for example, a motor 20. The transmission shaft 2 is arranged inside the operating rod 1, and the first end of the transmission shaft 2 is in transmission connection with the rotation driving device, for example, the transmission shaft 2 can be in transmission connection with the rotation driving device through a coupler. A cutting assembly 19 is provided at the second end of the operating rod 1.

The cutting assembly 19 includes a mounting block 3, an angle adjustment mechanism, a drive wheel 4, a first cutting blade 5, and a second cutting blade 6. The mount 3 is rotatably connected to the operating lever 1, and the axis of rotation of the mount 3 is not parallel to the axis of the transmission shaft 2, for example, the axis of rotation of the mount 3 is perpendicular to the axis of the transmission shaft 2. Optionally, referring to fig. 2, the underwater lawn mower 100 further includes a connecting sleeve 11, a first end of the connecting sleeve 11 is connected to a second end of the operating rod 1, and the mounting base 3 is rotatably connected to the second end of the connecting sleeve 11, for example, a circular boss is provided on the connecting sleeve 11, and the mounting base 3 is provided with a circular hole matched with the circular boss, and the circular boss is rotatably disposed in the circular hole. Referring to fig. 2, the mounting base 3 and the connecting sleeve 11 are further connected by a fixing shaft 21 penetrating through the two, and the fixing shaft 21 is matched with the nut after penetrating through the two to prevent the mounting base 3 and the connecting sleeve 11 from being separated. The angle adjusting mechanism is used for adjusting the rotating angle of the mounting base 3. The driving wheel 4 is rotatably arranged on the mounting seat 3, and the driving wheel 4 is also in transmission connection with the transmission shaft 2, so that the transmission shaft 2 drives the driving wheel 4 to rotate. First cutting blade 5 and second cutting blade 6 all set up on mount pad 3 to first cutting blade 5 and second cutting blade 6 laminate each other, and 5 both sides of first cutting blade and 6 both sides of second cutting blade all are equipped with the cutting tooth, and drive wheel 4 is used for driving first cutting blade 5 and 6 relative displacement of second cutting blade, in order to produce the shearing effect.

During the use, the operator holds the action bars 1, starts rotation drive arrangement, and rotation drive arrangement passes through transmission shaft 2 and drives drive wheel 4 and rotate, and drive wheel 4 drives first cutting piece 5 and 6 relative displacement of second cutting piece in order to produce cutting effect, and the operator places cutting assembly 19 in under water through action bars 1 to reap the plant under water. And the angle between the cutting assembly 19 and the operating rod 1 can be adjusted through the angle adjusting mechanism, so that the underwater mower 100 is more flexible and convenient to use and has strong adaptability.

So set up, can replace the manual work to reap the plant under water through lawn mower 100 under water, efficiency is higher, can reduce the manual work to solve among the prior art artifical inefficiency of reaping, the human cost is high, intensity of labour is big, and reap the poor problem of effect.

Referring to fig. 2, in the present embodiment, the underwater mower 100 further includes an intermediate shaft 7, and the driving wheel 4 is in transmission connection with the transmission shaft 2 through the intermediate shaft 7. The intermediate shaft 7 is rotatably sleeved on the fixed shaft 21, one end of the intermediate shaft 7 extends into the operating rod 1, the other end of the intermediate shaft 7 extends into the mounting seat 3, and the rotating axis of the intermediate shaft 7 coincides with the rotating axis of the mounting seat 3 and is perpendicular to the rotating axis of the driving wheel 4. The first end of the intermediate shaft 7 is in meshing transmission with the transmission shaft 2 through helical teeth, and the second end of the intermediate shaft 7 is in transmission connection with the driving wheel 4. Optionally, underwater mowing and further comprising a transition bevel gear 8. The outer circumferential surface of the driving wheel 4 is provided with helical teeth matched with the transition helical gear 8, the transition helical gear 8 is rotatably arranged on the mounting seat 3 and is meshed with the driving wheel 4, and the second end of the intermediate shaft 7 is meshed with the transition helical gear 8 through the helical teeth. Specifically, as shown in fig. 2, helical teeth are machined on the outer circumferential surface of the first end and the outer circumferential surface of the second end of the intermediate shaft 7, a helical gear matched with the helical teeth of the first end of the intermediate shaft 7 is fixedly sleeved on the second end of the transmission shaft 2, and the helical teeth of the second end of the intermediate shaft 7 are meshed with the transition helical gear 8. The transmission route of the device comprises a motor 20, a transmission shaft 2, an intermediate shaft 7, a transition bevel gear 8 and a driving wheel 4 in sequence. With such an arrangement, as shown in fig. 2 and 5, when the user adjusts the angle of the mounting seat 3, the transition bevel gear 8 can always keep engaged with the intermediate shaft 7, and the driving wheel 4 is not affected to drive the first cutting blade 5 and the second cutting blade 6 to perform the cutting operation. And by adjusting the angle of the mounting base 3, when an operator stands on a ship or ashore to harvest underwater plants, the first cutting blade 5 and the second cutting blade 6 can also be kept horizontal, so that the underwater mower 100 has better cutting effect.

Referring to fig. 2 and 3, in the present embodiment, the underwater mower 100 further includes a first link 9 and a second link 10. First cutting blade 5 and second cutting blade 6 all set up on mount pad 3 slidable, and first connecting rod 9 one end articulates on the first terminal surface of drive wheel 4, and the other end articulates on first cutting blade 5, and second connecting rod 10 one end articulates on the second terminal surface of drive wheel 4, and the other end articulates on second cutting blade 6. And the hinge point of the first connecting rod 9 and the driving wheel 4 is not coincident with the hinge point of the second connecting rod 10 and the driving wheel 4, so that the driving wheel 4 can drive the first cutting blade 5 and the second cutting blade 6 to reciprocate when rotating, and the running directions of the first cutting blade 5 and the second cutting blade 6 are opposite. The driving wheel 4 drives the first cutting blade 5 and the second cutting blade 6 to act simultaneously, so that the relative displacement of the first cutting blade 5 and the second cutting blade 6 is increased, and underwater plants can enter between the cutting teeth of the first cutting blade 5 and the second cutting blade 6 to be cut off more conveniently. Referring to fig. 2, taking the first link 9 as an example, a cylindrical boss is provided on a first end surface of the driving wheel 4, the first link 9 is provided with a circular hole, and the circular hole of the first link 9 is rotatably sleeved on the cylindrical boss to be hinged with the driving wheel 4. Besides, as shown in fig. 2, the rotating shaft of the driving wheel 4 is located within the range of the cylindrical boss and is not coaxial with the cylindrical boss, so that the first link 9 does not interfere with the rotating shaft of the driving wheel 4 when the driving wheel 4 drives the first link 9 to rotate.

Referring to fig. 4, in the present embodiment, the angle adjusting mechanism includes a plurality of latch teeth 12 disposed at the second end of the connecting sleeve 11 and distributed along the axial direction of the connecting sleeve 11, and a latch frame 13 rotatably disposed on the mounting base 3. The clamping frame 13 is provided with a convex tip for clamping between the two clamping teeth 12. The angle adjustment device further comprises a first spring 17 for holding the nose between the two engagement teeth 12. When the angle of the mounting base 3 needs to be adjusted, the convex tip is separated from the space between the clamping teeth 12, then the mounting base 3 is rotated to a proper angle, and finally the convex tip is clamped between the two corresponding clamping teeth 12 again under the action of the first elastic piece 17. So set up, angle adjustment mechanism's simple structure adjusts the convenience. Alternatively, the first elastic element 17 may be a torsion spring, the torsion spring is sleeved on the rotating shaft of the clamping frame 13, one end of the torsion spring abuts against the mounting seat 3, and the other end of the torsion spring abuts against the clamping frame 13, so as to provide a driving force for the clamping frame 13 to rotate in a direction close to the clamping teeth 12.

Referring to fig. 4, in the present embodiment, the angle adjusting mechanism further includes a locking mechanism for locking and unlocking the clip frame 13. When the locking mechanism locks the clamping frame 13, the clamping frame 13 cannot rotate. So set up, when adjusting mount pad 3 to suitable position, recycle locking mechanism and carry out the locking with joint frame 13, prevent the operation in-process, joint frame 13 rotates and makes the convex tip deviate from and cause the incident from joint tooth 12 within a definite time.

In this embodiment, the locking mechanism includes a rotating frame 14 rotatably connected to the mounting base 3, one of the clamping frame 13 and the rotating frame 14 is provided with a clamping slot 15, and the other is provided with a clamping block 16 for extending into the clamping slot 15 to be clamped with the clamping slot 15. When the latch 16 enters the latch slot 15, the latch bracket 13 is locked. The locking mechanism further includes a second elastic member 18 for retaining the latch 16 in the latch groove 15. As shown in fig. 4, the engaging groove 15 is disposed on the rotating frame 14, and the engaging block 16 is disposed on the engaging frame 13. Alternatively, the second elastic member 18 is a torsion spring, which is sleeved on the rotating shaft of the rotating frame 14, and one end of the torsion spring abuts against the mounting seat 3 and the other end abuts against the rotating frame 14, so as to provide a driving force for the rotating frame 14 to rotate in a direction approaching the clamping block 16.

Referring to fig. 2 and 3, in the present embodiment, the underwater lawnmower 100 further includes a pressing assembly for pressing the first cutting blade 5 and the second cutting blade 6. The first cutting blade 5 is provided with a first through hole, and the second cutting blade 6 is provided with a second through hole at a position opposite to the first through hole. At least one of the first through-hole and the second through-hole is a kidney-shaped hole extending along the length direction of the first cutting blade 5 or the second cutting blade 6. The compressing assembly comprises a screw and a nut in threaded fit with the screw, and the screw penetrates through the first through hole and the second through hole and is screwed with the nut. So set up, compress tightly the subassembly and can compress tightly first cutting piece 5 and second cutting piece 6 to can produce the shearing action when making first cutting piece 5 and second cutting piece 6 relative displacement, in addition, after a period of use, when first cutting piece 5 and second cutting piece 6 produce wearing and tearing, can suitably adjust and compress tightly the subassembly, with the cutting effect who keeps cutting assembly 19.

The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.

Claims (10)

1. An underwater lawnmower, comprising: the cutting device comprises a hollow operating rod, a rotation driving device arranged at the first end of the operating rod, a transmission shaft arranged in the operating rod and in transmission connection with the rotation driving device at the first end, and a cutting assembly arranged at the second end of the operating rod; cutting assembly including rotationally set up in on the action bars and axis of rotation with the non-parallel mount pad of transmission shaft, be used for the adjustment mount pad turned angle's angle adjustment mechanism, rotationally set up in on the mount pad and with the drive wheel that the transmission shaft transmission is connected and set up in first cutting piece and the second cutting piece that just laminates each other on the mount pad, the both sides of first cutting piece with the both sides of second cutting piece all are equipped with the cutting tooth, the drive wheel is used for the drive first cutting piece with second cutting piece relative displacement.

2. The underwater mower of claim 1 further comprising an intermediate shaft having one end extending into the operating lever and the other end extending into the mounting seat, wherein the rotation axis of the intermediate shaft coincides with the rotation axis of the mounting seat and is perpendicular to the rotation axis of the driving wheel, the first end of the intermediate shaft is in meshing transmission with the transmission shaft through helical teeth, and the second end of the intermediate shaft is in transmission connection with the driving wheel.

3. The underwater mower of claim 2 further comprising a transition bevel gear, said drive wheel having helical teeth on an outer circumference thereof for mating with said transition bevel gear, said transition bevel gear rotatably disposed on said mount and in meshing engagement with said drive wheel, said intermediate shaft second end being in meshing engagement with said transition bevel gear via said helical teeth.

4. The underwater mower of claim 1 further comprising a first linkage and a second linkage, wherein the first linkage and the second linkage are slidably connected to the mounting base, the first linkage is hinged to the first end surface of the driving wheel at one end and hinged to the first cutting blade at the other end, the second linkage is hinged to the second end surface of the driving wheel at one end and hinged to the second cutting blade at the other end, and the hinge point of the first linkage to the driving wheel and the hinge point of the second linkage to the driving wheel do not coincide.

5. The underwater lawnmower of claim 1, further comprising a connection sleeve disposed at the second end of the lever, wherein the first end of the connection sleeve is connected to the lever, and wherein the mounting base is disposed at the second end of the connection sleeve.

6. The underwater mower of claim 5, wherein the angle adjusting mechanism includes a plurality of engaging teeth disposed at the second end of the connecting sleeve and distributed along the circumferential direction of the connecting sleeve, and an engaging frame rotatably disposed on the mounting base, the engaging frame is provided with a protruding tip for engaging between two teeth of the engaging teeth, and the angle adjusting mechanism further includes a first elastic member for keeping the protruding tip between the engaging teeth.

7. The underwater mower of claim 6 wherein the angle adjustment mechanism further comprises a locking mechanism for locking and unlocking the bail, wherein the bail is prevented from rotating when the locking mechanism locks the bail.

8. The underwater mower of claim 7 wherein the locking mechanism comprises a turret rotatably connected to the mounting base, one of the clamp frame and the turret is provided with a clamping slot, the other of the clamp frame and the turret is provided with a clamping block for clamping into the clamping slot, when the clamping block is clamped into the clamping slot, the clamp frame is locked, and the locking mechanism further comprises a second elastic member for retaining the clamping block in the clamping slot.

9. An underwater lawnmower as claimed in claim 1 wherein the rotary drive is an electric motor.

10. The underwater mower according to claim 1, further comprising a pressing assembly for pressing the first cutting blade and the second cutting blade, wherein a first through hole is formed in the first cutting blade, a second through hole is formed in a position of the second cutting blade opposite to the first through hole, at least one of the first through hole and the second through hole is a kidney-shaped hole, the pressing assembly comprises a screw and a nut in threaded fit with the screw, and the screw penetrates through the first through hole and the second through hole and is screwed with the nut.

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