CN214430324U

CN214430324U - Blade

Info

Publication number: CN214430324U
Application number: CN202120357098.1U
Authority: CN
Inventors: 郑银淼
Original assignee: Yuyao Yinda Electrical Appliance Co ltd
Current assignee: Yuyao Yinda Electrical Appliance Co ltd
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-10-22
Anticipated expiration: 2031-02-07

Abstract

The utility model relates to a blade relates to garden equipment's technical field, and it includes the blade body, sets up the mounting hole that supplies the bolt installation on the blade body, and the blade body is close to mounting hole department and is provided with the lid, is provided with the lug that supplies the lid installation on the blade body, sets up the through-hole that supplies the bolt to wear to establish on the lug, and the through-hole corresponds with the mounting hole, is provided with the fixed subassembly that is used for fixed lid on the lug. This application has the effect that improves the stability of blade installation.

Description

Blade

Technical Field

The application relates to the technical field of garden equipment, in particular to a blade.

Background

The machine is used for cutting various crop straws such as green corn straws, rice straws and the like and pasture. The working principle is as follows: the power is transmitted to the main shaft by the motor as the matching power, the power after speed regulation is transmitted to the grass pressing roller by the gear box, the universal joint and the like at the other end of the main shaft, when the material to be processed enters between the upper grass pressing roller and the lower grass pressing roller, the material is clamped by the grass pressing roller and is sent into the chopping mechanism at a certain speed, and the chopped material is thrown out of the machine through the grass outlet after being chopped by the blades rotating at high speed.

Among the correlation technique, a blade, including the blade body to and set up in the tool bit at blade body both ends, the mounting hole has been seted up at the center of blade body, and at the in-process of installing the blade, through wearing to locate in the mounting hole with the bolt, thereby be fixed in the cutting equipment with the blade body on, thereby drive the blade through cutting equipment and rotate and cut the grass.

In view of the above-mentioned related art, the inventor believes that, during the use of the cutting device, there is much gravel on the lawn, and when the blade rotates at a high speed, the gravel impacts on the bolt, and the bolt loosens or falls off, so that the blade is separated from the cutting device, and there is room for improvement.

SUMMERY OF THE UTILITY MODEL

To improve the stability of blade installation, the present application provides a blade.

The technical scheme that the blade provided by the application adopts is as follows:

the blade comprises a blade body, wherein a mounting hole for mounting a bolt is formed in the blade body, a cover body is arranged at the position, close to the mounting hole, of the blade body, a protruding block for mounting the cover body is arranged on the blade body, a through hole for the bolt to penetrate is formed in the protruding block, the through hole corresponds to the mounting hole, and a fixing assembly for fixing the cover body is arranged on the protruding block.

Through adopting above-mentioned technical scheme, be provided with the lug on the blade body, be provided with the lid on the lug, at the in-process of installing the blade body, install the blade body on cutting equipment through the bolt earlier, install the lid on the blade body in order to cover the bolt to reduce at the in-process of the work of mowing, the grit is strikeed the bolt and is leaded to the not hard up probability of bolt, improves the stability of structure.

Optionally, a sliding block is arranged on the cover body, and a sliding groove for sliding the sliding block is formed in the protruding block.

By adopting the technical scheme, the sliding block is arranged on the cover body, when the cover body is installed, the sliding block on the cover body slides into the convex block along the direction of the sliding groove, so that the installation of the cover body is convenient to position, and the convenience of operation is improved.

Optionally, one end of the slider, which is close to the blade body, is provided with a first magnet, and the slider is provided with a first placing groove for mounting the first magnet; the protrusion is provided with a second magnet mutually attracted with the first magnet, the protrusion is provided with a second placing groove for mounting the second magnet, and the second placing groove is mutually communicated with the sliding groove.

Through adopting above-mentioned technical scheme, be provided with first magnet on the slider, be provided with the second magnet on the lug, in the in-process of installing the lid, through the actuation of each other of first magnet and second magnet to the installation to the lid is fixed in advance, reduces the probability that the lid breaks away from the lug in the installation, improves the stability of structure.

Optionally, the fixing assembly comprises a limiting protrusion, the limiting protrusion is arranged on the protruding block and located in the sliding groove, and a groove for the limiting protrusion to be embedded is formed in the sliding block.

Through adopting above-mentioned technical scheme, be provided with spacing arch on the lug, when the slider slided into the spout, in inlaying the recess of locating on the slider through spacing arch, further fixed the lid to improve the stability of structure.

Optionally, the fixing assembly further includes a pressure spring, a mounting groove for mounting the pressure spring and the limiting protrusion is formed in the protruding block, and the mounting groove is communicated with the sliding groove.

Through adopting above-mentioned technical scheme, be provided with the pressure spring on spacing arch, when the lid was installed on the lug, spacing arch received the extrusion of lid lateral wall and removed to the mounting groove in. When the cover body slides to the position where the limiting bulge corresponds to the groove, the limiting bulge is bounced into the groove under the action of the deformation force of the pressure spring, and therefore the cover body is fixed. The abrasion of the cover body to the limiting bulge is reduced through the pressure spring, so that the service life of a product is prolonged.

Optionally, a sleeve for mounting the pressure spring and the limiting protrusion is arranged on the bump, the sleeve is located in the mounting groove, an end cover is connected to the sleeve in a threaded manner, and an opening for the limiting protrusion to penetrate is formed in one end, far away from the sleeve, of the end cover.

Through adopting above-mentioned technical scheme, be provided with the sleeve that supplies pressure spring and spacing arch installation on the lug, install pressure spring and spacing arch in the sleeve to carry on spacingly to spacing arch and pressure spring through the end cover, reduce the probability that spacing arch and pressure spring dropped from the sleeve, supply spacing protruding activity, improve structural strength through having seted up the opening on the end cover.

Optionally, a limiting rod is arranged in the sleeve, one end, away from the limiting protrusion, of the pressure spring is sleeved on the limiting rod, and an embedding groove for embedding one end, away from the limiting rod, of the pressure spring is formed in the limiting protrusion.

Through adopting above-mentioned technical scheme, be provided with the gag lever post in the sleeve, the one end that spacing arch is close to the gag lever post has been seted up and has been inlayed and establish the groove, is carrying out the in-process of installing the pressure spring, locates the gag lever post with the pot head of pressure spring on, inlays the other end of pressure spring and locates to inlay and establish the inslot to reduce the probability that the pressure spring dropped in the sleeve, improve the stability of pressure spring installation.

Optionally, a thread is arranged on the outer side wall of the sleeve, and the sleeve is in thread fit with the mounting groove.

Through adopting above-mentioned technical scheme, be provided with the screw thread on telescopic lateral wall, when installing the sleeve in the mounting groove, screw thread and mounting groove screw-thread fit through the sleeve lateral wall to be fixed in the mounting groove with the sleeve in, improve the stability of sleeve installation.

Optionally, one end of the sleeve, which is far away from the end cover, is provided with a rotating groove for a screwdriver to rotate.

Through adopting above-mentioned technical scheme, offer on the sleeve and supply screwdriver pivoted rotation groove, at the in-process of installing the sleeve, insert the screwdriver and rotate the inslot, through rotating the screwdriver, make the box thread rotate in the mounting groove, be convenient for install and dismantle the sleeve, improve the convenience of operation.

Optionally, the number of the sliding blocks is two, the sliding blocks are symmetrically distributed on two sides of the cover body, and the fixing assemblies correspond to the sliding blocks one to one.

Through adopting above-mentioned technical scheme, all be provided with the slider at two of lid to fix the both sides of lid simultaneously through fixed subassembly, reduce the probability that the one end of lid breaks away from the lug, improve the stability of structure and lid installation, improve structural strength.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the blade body is provided with the convex block, the cover body is arranged on the convex block, the blade body is firstly arranged on the cutting equipment through the bolt in the process of installing the blade body, and the cover body is arranged on the blade body to cover the bolt, so that the probability of bolt looseness caused by impact of sand and stone on the bolt in the process of mowing is reduced, and the stability of the structure is improved;

2. the first magnet is arranged on the sliding block, the second magnet is arranged on the bump, and the first magnet and the second magnet are mutually attracted in the process of mounting the cover body, so that the mounting of the cover body is pre-fixed, the probability of the cover body being separated from the bump in the mounting process is reduced, and the stability of the structure is improved;

3. the limiting bulge is provided with a pressure spring, and when the cover body is arranged on the convex block, the limiting bulge is extruded by the side wall of the cover body and moves into the mounting groove. When the cover body slides to the position where the limiting bulge corresponds to the groove, the limiting bulge is bounced into the groove under the action of the deformation force of the pressure spring, and therefore the cover body is fixed. The abrasion of the cover body to the limiting bulge is reduced through the pressure spring, so that the service life of a product is prolonged.

Drawings

Fig. 1 is a schematic structural diagram of a blade in an embodiment of the present application.

Fig. 2 is an exploded view of the cover in the embodiment of the present application.

Fig. 3 is a schematic structural diagram of a fixing assembly in an embodiment of the present application.

Description of reference numerals: 1. a blade body; 11. mounting holes; 12. a cutter head; 2. a bump; 21. a through hole; 22. a chute; 23. a second placing groove; 24. mounting grooves; 3. a slider; 31. a first placing groove; 32. a groove; 41. a first magnet; 42. a second magnet; 5. a fixing assembly; 51. a pressure spring; 52. a limiting bulge; 521. embedding a groove; 53. a sleeve; 531. an external thread; 532. a rotating groove; 533. a cavity; 54. an end cap; 541. an opening; 55. a limiting rod; 6. a cover body.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a blade. Referring to fig. 1 and 2, the blade includes a blade body 1, a mounting hole 11 is provided at the center of the blade body 1, and both ends of the blade body 1 are integrally connected with a blade head 12. In the cutting process, the blade body 1 is fixed on the cutting device through the bolts, the cutting device drives the blade body 1 to rotate, so that the cutter head 12 is driven to rotate, and the cutter head 12 cuts the grass and other objects under high-speed rotation.

Referring to fig. 1 and 2, a bump 2 is welded on the blade body 1, the length of the bump 2 is smaller than that of the blade body 1, a through hole 21 for a bolt to penetrate is formed in the bump 2, and the through hole 21 corresponds to the mounting hole 11. When the blade body 1 is mounted, the bolt is inserted through the through hole 21 and the mounting hole 11 in this order, and is screwed into the through hole 21 and the mounting hole 11, thereby fixing the blade body 1 to the cutting apparatus.

Referring to fig. 1 and 2, the cover 6 is welded with the sliding block 3 near one end of the blade body 1, the cross section of the sliding block 3 is rectangular, in the embodiment of the present application, two sliding blocks 3 are provided, the sliding blocks 3 are symmetrically distributed on two sides of the cover 6, and the sliding groove 22 for the sliding block 3 to slide is provided on the projection 2.

Referring to fig. 1 and 2, a first magnet 41 is disposed at one end of the slider 3 close to the bump 2, and a first placing groove 31 for mounting the first magnet 41 is opened on the slider 3. When the first magnet 41 is mounted, the first magnet 41 is first placed in the first placing groove 31, and then the first magnet 41 is fixed in the first mounting groove 24 by glue.

Referring to fig. 1 and 2, the bump 2 is provided with a second magnet 42 mutually attracted with the first magnet 41, and the bump 2 is provided with a second placing groove 23 for mounting the second magnet 42. The second magnet 42 is placed in the second placing groove 23 and the second magnet 42 is fixed in the second placing groove 23 through glue, so that the probability that the second magnet 42 is separated from the second placing groove 23 is reduced, and the mounting stability of the second magnet 42 is improved.

Referring to fig. 1 and 2, when the cover 6 slides into the bump 2 along the direction in which the slider 3 and the chute 22 are disposed, the cover 6 and the bump 2 are pre-fixed by the mutual attraction of the first magnet 41 and the second magnet 42, so that the probability of detachment of the cover 6 from the bump 2 is reduced, and the structural stability and the convenience of operation are improved.

Referring to fig. 2 and 3, after the pre-fixing between the cover 6 and the bump 2 is completed, the cover 6 is fixed by the fixing assembly 5 on the bump 2. The fixing component 5 comprises a pressure spring 51, a limiting protrusion 52 and a sleeve 53, a mounting groove 24 for the sleeve 53 to be mounted is formed in the bump 2, an external thread 531 is formed on the outer side wall of the sleeve 53, the sleeve 53 is in thread fit in the mounting groove 24, and a rotating groove 532 for the screwdriver to penetrate is formed in one end, far away from the cover body 6, of the sleeve 53. In the process of mounting the sleeve 53, a screwdriver is inserted into the movable groove, and the sleeve 53 is screw-fitted to the mounting groove 24 by rotating the screwdriver to thereby rotate the sleeve 53.

Referring to fig. 2 and 3, a limiting rod 55 is screwed into the sleeve 53, and the limiting rod 55 is located in the cavity 533. Spacing arch 52 is close to the one end of gag lever post 55 and has been seted up and has inlayed and establish groove 521, carries out the in-process of installing pressure spring 51, locates the gag lever post 55 with the one end cover of pressure spring 51 on, inlays the one end that keeps away from gag lever post 55 with pressure spring 51 and locates to inlay and establish in the groove 521 to carry on spacingly to the both ends of pressure spring 51, reduce the probability that pressure spring 51 dropped in sleeve 53, improve the stability of structure.

Referring to fig. 2 and 3, an end cap 54 is screwed on one end of the sleeve 53 away from the movable groove, and an opening 541 through which the limiting protrusion 52 passes is formed on the end cap 54. After the pressure spring 51 and the stopper projection 52 are mounted in the sleeve 53, the sleeve 53 is closed by the end cap 54, and the probability that the pressure spring 51 and the stopper projection 52 fall from the sleeve 53 is reduced. The radius of the opening 541 is smaller than that of the limiting bulge 52, so that the limiting bulge 52 can partially bulge out of the opening 541 and cannot be completely separated from the opening 541, and the probability of separating the limiting bulge 52 from the end cover 54 is reduced.

Referring to fig. 2 and 3, the slider 3 is provided with a groove 32 for the limiting protrusion 52 to be embedded, when the slider 3 enters the sliding groove 22, the limiting protrusion 52 is extruded by the slider 3 and moves into the cavity 533 of the sleeve 53, when the slider 3 completely enters the sliding groove 22 and the slider 3 reaches the position where the limiting protrusion 52 corresponds to the groove 32, the limiting protrusion 52 is ejected into the groove 32 under the deformation force of the pressure spring 51, the screwdriver is inserted into the movable groove, the screwdriver is rotated to move the sleeve 53 in the direction close to the slider 3 until the limiting protrusion 52 is again extruded into the sleeve 53, the end cover 54 abuts against the inner side wall of the groove 32, and the cover 6 is fixed with the bump 2. The bolts used for fixing the blade body 1 are protected through the cover body 6, the probability that the bolts are loosened due to the fact that sand and stones impact the bolts in the cutting process is reduced, and the stability of the structure is improved.

The implementation principle of a blade in the embodiment of the application is as follows: in the process of mounting the blade body 1, the bolt is firstly passed through the through hole 21 and the mounting hole 11, so that the blade body 1 is fixed on the cutting equipment. And then the end cover 54 slides into the convex block 2 along the direction of the slide block 3 and the slide groove 22, and the cover body 6 is fixed through the fixing component 5, so that the bolt is covered, the probability of bolt looseness caused by the impact of sand and stone on the bolt in the rotation process is reduced, and the stability of the structure is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a blade, includes blade body (1), set up mounting hole (11) that supply the bolt to install on blade body (1), its characterized in that: the blade is characterized in that a cover body (6) is arranged at a position, close to the mounting hole (11), of the blade body (1), a protruding block (2) for the cover body (6) to be mounted is arranged on the blade body (1), a through hole (21) for a bolt to penetrate is formed in the protruding block (2), the through hole (21) corresponds to the mounting hole (11), and a fixing assembly (5) for fixing the cover body (6) is arranged on the protruding block (2).

2. A blade according to claim 1, wherein: the cover body (6) is provided with a sliding block (3), and the convex block (2) is provided with a sliding groove (22) for the sliding block (3) to slide.

3. A blade according to claim 2, wherein: a first magnet (41) is arranged at one end, close to the blade body (1), of the sliding block (3), and a first placing groove (31) for mounting the first magnet (41) is formed in the sliding block (3); the lug (2) is provided with a second magnet (42) mutually attracted with the first magnet (41), the lug (2) is provided with a second placing groove (23) for mounting the second magnet (42), and the second placing groove (23) is mutually communicated with the sliding groove (22).

4. A blade according to claim 2, wherein: fixed subassembly (5) include spacing arch (52), spacing arch (52) set up in on lug (2), just spacing arch (52) are located in spout (22), seted up on slider (3) and supplied spacing arch (52) inlay recess (32) of establishing.

5. A blade according to claim 4, wherein: the fixing component (5) further comprises a pressure spring (51), an installation groove (24) for installing the pressure spring (51) and the limiting protrusion (52) is formed in the protruding block (2), and the installation groove (24) is communicated with the sliding groove (22).

6. A blade according to claim 5, wherein: be provided with the confession on lug (2) pressure spring (51) with sleeve (53) of spacing arch (52) installation, sleeve (53) are located in mounting groove (24), threaded connection has end cover (54) on sleeve (53), the confession is seted up to end cover (54) the one end of sleeve (53) is kept away from opening (541) that spacing arch (52) wore to establish.

7. A blade according to claim 6, wherein: be provided with gag lever post (55) in sleeve (53), the one end cover that spacing arch (52) were kept away from in pressure spring (51) is located on gag lever post (55), set up on spacing arch (52) and supply pressure spring (51) keep away from inlay the groove (521) of establishing of inlaying that the one end of gag lever post (55) was inlayed and is established.

8. A blade according to claim 6, wherein: the outer side wall of the sleeve (53) is provided with threads, and the sleeve (53) is in threaded fit with the mounting groove (24).

9. A blade according to claim 8, wherein: one end of the sleeve (53) far away from the end cover (54) is provided with a rotating groove (532) for a screwdriver to rotate.

10. A blade according to claim 2, wherein: the number of the sliding blocks (3) is two, the sliding blocks are symmetrically distributed on two sides of the cover body (6), and the fixing assemblies (5) correspond to the sliding blocks (3) one to one.