CN219373118U - Grass cutting machine that security is high - Google Patents

Abstract

The utility model relates to a grass trimmer with high safety, which belongs to the technical field of grass trimmers. Through the half gear that sets up, when the grass cutter body is in the weeds operation of cooperation different environment, accessible handheld commentaries on classics is to the application of force drive bull stick rotatory, bull stick accessible belt body drives the belt pulley and makes the connecting rod rotate this moment, can make gear and first operation groove meshing when rotating subsequently, when the push rod with overturn to suitable angle, can cancel the rotation to the commentaries on classics handle this moment, the effect of being convenient for adjust has been realized, prevent that the grass cutter body from appearing when using under different environment, it is difficult to adjust with the push rod to lead to the grass cutter body, need artifical handheld push rod to drive grass cutter body upset to smash weeds, the security is not good when influencing the result of use.

Description

Grass cutting machine that security is high

Technical Field

The utility model relates to the technical field of grass mowers, in particular to a grass mowing machine with high safety.

Background

A grass cutter for cutting all hand-held tools for weeds in lawns, gardens, pastures and the like. The power source can be divided into oil power and electric power; the weed breaker can be divided into front power and rear power according to the power head structure mode, and when the weed breaker breaks weeds, the motor is used as matched power at first. The power is transmitted to the main shaft, the gear at the other end of the main shaft transmits the speed-regulated power to the grass pressing parts through the gear box, the universal joint and the like, when materials to be processed enter between the upper grass pressing part and the lower grass pressing part, the materials are clamped by the grass pressing rolls and are sent to the cutting mechanism at a certain speed, and the materials are cut by the cutter rotating at a high speed and are thrown out of the machine through the grass outlet, so that weeds are broken and cleaned conveniently.

The utility model discloses a grass trimmer as disclosed in the authority publication number CN107396697A, although the air-out mode of having solved current grass trimmer is discharged through the vertical through-hole of annular, when grass trimmer is operated, especially when turf surface is moist, the weeds that cut down adhere in air outlet department easily, cause the jam of grass trimmer air outlet, thereby the heat that the motor on the grass trimmer produced when the during operation can not get effectual, give off fast, thereby burn out the motor, reduce the life of grass trimmer, if not clear away in time, have the problem of certain potential safety hazard, but still unresolved the not high circumstances of current grass trimmer security of high security, because grass trimmer weeding mechanism has the blade, when the blade is operating weeds to the operation of weeds, be inconvenient for the cooperation different environment, make grass trimmer's weeding effect break down greatly, need manual lift operation, the problem that the use effect is not good, easily lead to the grass trimmer to the skin of user to scratch causes the damage easily, we propose a grass trimmer that the security is high for this reason.

Disclosure of Invention

Aiming at the problems, the utility model provides the grass trimmer with high safety, which has the effect of adjusting, prevents the problem that the grass trimmer is difficult to adjust to cause poor weeding effect when weeding in different environments, has the effect of being convenient for protection, and prevents the grass scraps splashed from causing itching to the skin of staff.

The technical scheme of the utility model is as follows: the utility model provides a grass cutting machine that security is high, includes grass cutting machine body and push rod, the push rod is located the top of grass cutting machine body, first operation groove has been seted up to one side of grass cutting machine body, the fixed surface of push rod is fixed with the fixed plate that is located first operation inslot, one side in the first operation inslot is fixed with half gear, the bottom of push rod is equipped with the gear of being connected with half gear engagement, the surface of gear is inserted and is equipped with the connecting rod that runs through in push rod and fixed plate rotation connection, the second operation groove has been seted up to the bottom of push rod, the second operation inslot rotation is connected with the bull stick, the equal cover in surface of bull stick and connecting rod is equipped with belt pulley assembly, belt pulley assembly is including belt pulley, belt body.

In further technical scheme, the surface of push rod is equipped with two support frames that are the symmetry setting, the fixed surface of support frame has the transparent plate, the fixed surface of push rod has two dog that are located the support frame below, the lower surface of support frame is fixed with the baffle corresponding with the dog, the upper surface of dog is equipped with the baffle with support frame fixed connection, the upper surface of support frame is fixed with the installation piece, and the installation piece passes through the threaded rod with the push rod and be connected.

In a further technical scheme, one side of the fixed plate, which is far away from the push rod, is movably connected with the first operation groove and the half gear, and one side surface of the half gear is arc-shaped and is used for preventing the half gear from propping against the first operation groove.

In further technical scheme, the connecting rod all with bull stick surface and belt pulley fixed connection, and the surface of belt pulley closely laminates with the belt body.

In a further technical scheme, the second operation groove penetrates through one end of the push rod and is fixedly provided with a rotating handle, a limit groove is formed in one side face, close to the push rod, of the rotating handle, and a limit rod fixedly connected with the push rod is inserted into the limit groove.

The beneficial effects of the utility model are as follows:

1. through the half gear that sets up, when the grass cutter body is in the operation of the weeds of cooperation different environment, accessible handheld commentaries on classics is exerted force and is driven the bull stick rotatory, the bull stick accessible belt body drives the belt pulley and makes the connecting rod rotate this moment, can make gear and first operation groove meshing when rotating afterwards, when the push rod with overturn to suitable angle, can cancel the rotation of contra-rotating handle this moment, the effect of being convenient for adjust has been realized, prevent that the grass cutter body from appearing when using under different environment, it is difficult to adjust with the push rod to lead to the grass cutter body, need artifical handheld push rod to drive grass cutter body upset to smash weeds, the security is not good simultaneously when influencing the result of use;

2. through the transparent plate that sets up, when needs protect the grass bits that splash, the accessible holds the surface that the support frame drove the transparent plate and prevents the dog, the installation piece can be the laminating form with the surface of push rod this moment, can install installation piece and push rod screw thread later, prevent that the support frame dislocation or dislocation when using, the transparent plate that this moment stops the grass bits, do not influence staff's sight, the effect of being convenient for protect has been realized, prevent that grass bits from splashing when the operation of grass cutting machine body from appearing, the skin effect to the staff produces pruritus, prevent simultaneously that grass bits from getting into user's eyes, cause the influence, the security has been improved.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic side sectional view of a grass cutter body according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a second working tank according to an embodiment of the present utility model;

FIG. 4 is a schematic illustration of a pulley assembly according to an embodiment of the present utility model;

fig. 5 is a schematic diagram of a limiting groove structure according to an embodiment of the utility model.

Reference numerals illustrate:

1. a grass cutter body; 2. a push rod; 3. a first working groove; 4. a fixing plate; 5. a half gear; 6. a gear; 7. a connecting rod; 8. a second operation groove; 9. a rotating rod; 10. a pulley assembly; 11. a rotating handle; 12. a limit groove; 13. a limit rod; 14. a support frame; 15. a transparent plate; 16. a stop block; 17. a baffle; 18. and (5) installing a block.

Detailed Description

Embodiments of the present utility model are further described below with reference to the accompanying drawings.

Examples:

as shown in fig. 1-5, the grass trimmer comprises a grass trimmer body 1 and a push rod 2, wherein the push rod 2 is located above the grass trimmer body 1, a first operation groove 3 is formed in one side surface of the grass trimmer body 1, a fixing plate 4 located in the first operation groove 3 is fixed on the surface of the push rod 2, a half gear 5 is fixed on one side of the first operation groove 3, a gear 6 meshed with the half gear 5 is arranged at the bottom end of the push rod 2, at the moment, when the gear 6 meshed with the half gear 5 is arranged, the grass trimmer body 1 and the push rod 2 can be conveniently driven to adjust the angle, a connecting rod 7 penetrating through the push rod 2 and connected with the fixing plate 4 is inserted into the surface of the gear 6, a second operation groove 8 is formed in the bottom end of the push rod 2, a rotary rod 9 is connected with the second operation groove 8 in a rotary mode, the rotary rod 9 can be conveniently matched with a belt pulley assembly 10 to drive the connecting rod 7 to rotate, the belt pulley assembly 10 is sleeved on the surfaces of the rotary rod 9 and the connecting rod 7, and the belt pulley assembly 10 comprises a belt pulley and a belt body.

The working principle of the technical scheme is as follows:

when grass cutter body 1 is in the operation of weeds of cooperation different environment, accessible handheld commentaries on classics 11 application of force drives bull stick 9 rotatory, this moment bull stick 9 accessible belt body drives the belt pulley and makes connecting rod 7 rotate, can make gear 6 and first operation groove 3 meshing when rotating subsequently, when push rod 2 and upset to suitable angle, can cancel the rotation to changeing 11 this moment, and be located spacing groove 12 through the gag lever post 13 that sets up, accessible is frictional force, prevent to appear changeing 11 and receive the collision when not using, the condition that leads to push rod 2 upset, the effect of regulation is influenced, the effect of being convenient for is realized, prevent to appear grass cutter body 1 when using under different environment, lead to grass cutter body 1 to be difficult to with push rod 2 regulation, need artifical handheld push rod 2 to drive grass cutter body 1 upset to smash weeds, the security is not good when influencing the result of use.

In another embodiment, as shown in fig. 2 and 3, two symmetrically arranged supporting frames 14 are arranged on the surface of the push rod 2, a transparent plate 15 is fixed on the surface of the supporting frames 14, the transparent plate 15 can prevent the sight of a worker from being blocked, two baffle plates 16 positioned below the supporting frames 14 are fixed on the surface of the push rod 2, baffle plates 17 corresponding to the baffle plates 16 are fixed on the lower surface of the supporting frames 14, the baffle plates 16 can block the baffle plates 17 to improve stability, baffle plates 17 fixedly connected with the supporting frames 14 are arranged on the upper surface of the baffle plates 16, a mounting block 18 is fixed on the upper surface of the supporting frames 14, and the mounting block 18 is connected with the push rod 2 through threaded rods.

When needs are to protect the grass bits that splash, accessible handheld support frame 14 drives transparent plate 15 and prevents the surface of dog 16, installation piece 18 can be the laminating form with the surface of push rod 2 this moment, can install installation piece 18 and push rod 2 screw thread afterwards, prevent that support frame 14 dislocation or dislocation when using, and can prevent through the transparent plate 15 that sets up that support frame 14 is when blockking the grass bits that splash, the staff is difficult to see clearly the road conditions, when the transparent plate 15 that this moment blocks the grass bits, do not influence staff's sight, the effect of being convenient for protect has been realized, grass bits splash when the operation is prevented to grass mower body 1, the skin influence to the staff produces pruritus, prevent simultaneously that grass bits from getting into user's eyes, cause the influence, the security is improved.

In another embodiment, as shown in fig. 2, a side of the fixing plate 4 away from the push rod 2 is movably connected with the first working groove 3 and the half gear 5, and a side of the half gear 5 is arc-shaped to prevent from abutting against the first working groove 3.

Through the fixed plate 4 that sets up, effectually increased the result of use, prevent that fixed plate 4 from overturning when push rod 2 uses, offset with first operation groove 3 inner wall, lead to adjusting effect to receive the influence.

In another embodiment, as shown in fig. 3 and 4, the surfaces of the connecting rod 7 and the rotating rod 9 are fixedly connected with the belt pulley, so that the belt pulley is matched with the belt body to drive the connecting rod 7 to rotate, and the surface of the belt pulley is tightly attached to the belt body.

Through the belt pulley assembly 10 that sets up, be favorable to increasing result of use, prevent that connecting rod 7 from being inconvenient for rotatory when the use from appearing, the belt pulley assembly 10 that the accessible set up drives bull stick 9 transmission connecting rod 7 has improved result of use.

In another embodiment, as shown in fig. 3 and 5, a rotating handle 11 is fixed at one end of the second working groove 8 penetrating through the push rod 2, a limiting groove 12 is formed on one side surface of the rotating handle 11, which is close to the push rod 2, and a limiting rod 13 fixedly connected with the push rod 2 is inserted into the limiting groove 12.

Through the gag lever post 13 that sets up, effectually increased the steadiness, prevent to appear changeing 11 and be inconvenient for spacing when using, lead to the collision easily to appear changeing 11 upset's condition, accessible gag lever post 13 that sets up rubs with spacing groove 12, has improved the result of use of changeing 11.

The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims (5)

1. The utility model provides a grass cutting machine that security is high, includes grass cutting machine body (1) and push rod (2), push rod (2) are located the top of grass cutting machine body (1), its characterized in that: first operation groove (3) have been seted up to a side of grass cutting machine body (1), the fixed surface of push rod (2) is fixed with fixed plate (4) that are located first operation groove (3), one side in first operation groove (3) is fixed with half gear (5), the bottom of push rod (2) is equipped with gear (6) of being connected with half gear (5) meshing, the surface of gear (6) is inserted and is equipped with connecting rod (7) that run through in push rod (2) and fixed plate (4) rotation connection, second operation groove (8) have been seted up to the bottom of push rod (2), second operation groove (8) internal rotation is connected with bull stick (9), the equal cover in surface of bull stick (9) and connecting rod (7) is equipped with belt pulley assembly (10), belt pulley assembly (10) are including belt pulley, belt body.

2. A high safety grass trimmer according to claim 1 wherein: the surface of push rod (2) is equipped with two support frames (14) that are the symmetry setting, the fixed surface of support frame (14) has transparent plate (15), the fixed surface of push rod (2) has two dog (16) that are located support frame (14) below, the lower fixed surface of support frame (14) has baffle (17) corresponding with dog (16), the upper surface of dog (16) is equipped with baffle (17) with support frame (14) fixed connection, the upper surface of support frame (14) is fixed with installation piece (18), and installation piece (18) are connected through the threaded rod with push rod (2).

3. A high safety grass trimmer according to claim 1 wherein: one side of the fixed plate (4) far away from the push rod (2) is movably connected with the first operation groove (3) and the half gear (5), and one side surface of the half gear (5) is arc-shaped and is used for preventing the half gear from propping against the first operation groove (3).

4. A high safety grass trimmer according to claim 1 wherein: the surface of connecting rod (7) and bull stick (9) all with belt pulley fixed connection, and the surface of belt pulley closely laminates with the belt body.

5. A high safety grass trimmer according to claim 2 wherein: the second operation groove (8) penetrates through one end of the push rod (2) and is fixedly provided with a rotating handle (11), a limiting groove (12) is formed in one side surface, close to the push rod (2), of the rotating handle (11), and a limiting rod (13) fixedly connected with the push rod (2) is inserted into the limiting groove (12).