CN215957069U

CN215957069U - Digging device for garden construction

Info

Publication number: CN215957069U
Application number: CN202122002677.7U
Authority: CN
Inventors: 贾铭强
Original assignee: Shenzhen Xiangcaoye Technology Development Co ltd
Current assignee: Shenzhen Xiangcaoye Technology Development Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-03-08
Anticipated expiration: 2031-08-24

Abstract

The utility model discloses a pit digging device for garden construction, which relates to the field of pit digging equipment and comprises a handle and a pit digging machine main machine, wherein the pit digging machine main machine is fixedly arranged in the middle of the handle, the lower end of a motor rotating shaft in the pit digging machine main machine is fixedly connected with a first connecting shaft, the lower end of the first connecting shaft is provided with a second connecting shaft, the lower end of the second connecting shaft is fixedly connected with a pit digging drill bit, the outer side of the second connecting shaft is movably sleeved with a mud blocking cover, the inner diameter of the mud blocking cover is larger than the diameter of the pit digging drill bit, and the inner cavity of the mud blocking cover is provided with a plurality of reinforcing rods which are distributed in an annular array. According to the utility model, the mud guard is movably sleeved on the outer side of the second connecting shaft, and the inner diameter of the mud guard is larger than the diameter of the digging bit, so that the mud guard can be buckled on the outer side of the opening end of the pit under the action of gravity after the digging bit drills into the ground, thereby preventing mud from splashing.

Description

Digging device for garden construction

Technical Field

The utility model relates to the field of earth boring machine equipment, in particular to a pit digging device for garden construction.

Background

The earth boring machine is a special machine for planting trees and forestation in mountainous regions, hills and gullies and rapidly digging pits by applying fertilizer, relieves people from heavy physical labor, is widely applied to planting trees and forestation, planting fruit trees, fences, applying fertilizer to fruit trees in autumn and the like, and has the advantages of powerful power, attractive appearance, comfortable operation, low labor intensity, suitability for various terrains, high efficiency and convenience for field operation.

However, at present, current device of digging pit for garden construction, the in-process that digs the pit to ground, earth takes place to splash easily to lead to the accidental injury staff, secondly, the drill bit of usefulness of digging pit is usually with the inside motor shaft fixed connection of earth boring machine, uses impaired back for a long time, and is inconvenient to the drill bit dismantle the change. Therefore, it is necessary to provide a pit digging device for garden construction to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pit digging device for garden construction, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a digging device for garden construction comprises a handle and a digging machine main machine, wherein the digging machine main machine is fixedly arranged in the middle of the handle, a first connecting shaft is fixedly connected to the lower end of a motor rotating shaft in the digging machine main machine, a second connecting shaft is arranged at the lower end of the first connecting shaft, a digging drill bit is fixedly connected to the lower end of the second connecting shaft, a mud guard is movably sleeved on the outer side of the second connecting shaft, the inner diameter of the mud guard is larger than the diameter of the digging drill bit, a plurality of reinforcing rods distributed in an annular array are arranged in the inner cavity of the mud guard, two ends of each reinforcing rod are respectively fixedly connected with the inner side wall of the mud guard and the inner wall of the upper end of the mud guard, a fixing ring is fixedly connected to the middle of the mud guard, the inner side wall of the fixing ring is arc-shaped, a movable ball matched with the fixing ring is movably arranged in the inner cavity of the fixing ring, and a round hole is formed in the middle of the movable ball in a penetrating manner, the movable ball is movably sleeved on the outer side of the second connecting shaft and is matched with the second connecting shaft.

Preferably, the outer side of the lower end of the first connecting shaft is movably sleeved with a connecting sleeve, and the lower end of the first connecting shaft and the upper end of the second connecting shaft are movably inserted into inner cavities at the upper end and the lower end of the connecting sleeve respectively.

Preferably, the lower end face of the first connecting shaft and the upper end face of the second connecting shaft are fixedly connected with two convex blocks, and the convex blocks are fan-shaped and have central angles of ninety degrees.

Preferably, the two lugs on the lower end face of the connecting shaft and the two lugs on the upper end face of the connecting shaft are distributed in an annular array, and the two lugs on the lower end face of the connecting shaft and the two lugs on the upper end face of the connecting shaft are distributed at intervals.

Preferably, the upper end and the lower end of the connecting sleeve are both provided with inserting holes in a penetrating mode, the lower end of the first connecting shaft and the upper end of the second connecting shaft are both provided with connecting holes in a penetrating mode, and the connecting holes are in positive correspondence with the inserting holes.

Preferably, one side of the connecting sleeve is provided with a U-shaped locating rod, and two ends of the U-shaped locating rod are respectively in movable penetrating connection with the jacks at the upper end and the lower end of the connecting sleeve.

Preferably, both ends all laminate and are connected with the stop collar about one side of adapter sleeve, the stop collar cup joints with U type locating lever is fixed, the upper and lower both ends of adapter sleeve opposite side all laminate and are connected with coupling nut, coupling nut cup joints with U type locating lever is fixed through the screw.

The utility model has the technical effects and advantages that:

1. according to the utility model, the mud guard is movably sleeved on the outer side of the second connecting shaft, and the inner diameter of the mud guard is larger than the diameter of the digging drill bit, so that after the digging drill bit drills into the ground, the mud guard can be buckled on the outer side of the opening end of the pit under the action of gravity, so that the splashing of soil is avoided;

2. according to the utility model, the connecting sleeve is movably sleeved on the outer side of the lower end of the first connecting shaft, the lower end surface of the first connecting shaft and the upper end surface of the second connecting shaft are fixedly connected with the two convex blocks, the U-shaped positioning rod is arranged on one side of the connecting sleeve, and the first connecting shaft, the second connecting shaft and the connecting sleeve are fixedly connected through the U-shaped positioning rod, so that when the hole digging drill bit is damaged, the second connecting shaft and the first connecting shaft can be separated along the axial direction of the connecting sleeve only by detaching the U-shaped positioning rod, and the hole digging drill bit is convenient to replace.

Drawings

Fig. 1 is a schematic front view of the overall structure of the present invention.

Fig. 2 is an exploded view of the connecting sleeve structure of the present invention.

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

In the figure: 1. a handle; 2. a host machine of the pit digger; 3. a first connecting shaft; 4. a second connecting shaft; 5. a digging drill bit; 6. a mud guard cover; 7. a fixing ring; 8. a movable ball; 9. a reinforcing bar; 10. connecting sleeves; 11. a bump; 12. a U-shaped positioning rod; 13. a jack; 14. connecting holes; 15. a limiting sleeve; 16. and connecting a nut.

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.

The utility model provides a digging device for garden construction as shown in figures 1-3, which comprises a handle 1 and a main machine 2 of the digging machine, wherein the main machine 2 of the digging machine is fixedly arranged in the middle of the handle 1, the lower end of a motor rotating shaft in the main machine 2 of the digging machine is fixedly connected with a first connecting shaft 3, the lower end of the first connecting shaft 3 is provided with a second connecting shaft 4, the lower end of the second connecting shaft 4 is fixedly connected with a digging drill bit 5, the digging drill bit 5 can rotatably dig a pit on the ground when rotating, the outer side of the second connecting shaft 4 is movably sleeved with a mud shield 6, the inner diameter of the mud shield 6 is larger than the diameter of the digging drill bit 5, therefore, after the digging drill bit 5 drills into the ground, the mud shield 6 can be buckled on the outer side of an opening at the upper end of the pit, thereby effectively preventing the mud from splashing, the inner cavity of the mud shield 6 is provided with a plurality of reinforcing rods 9 distributed in an annular array, the two ends of the reinforcing rods 9 are respectively and fixedly connected with the inner side wall of the mud shield 6 and the inner wall at the upper end of the mud shield 6, the reinforcing rod 9 is provided to reinforce the overall strength of the mud flap 6.

Secondly, the solid fixed ring 7 of middle part fixedly connected with at fender mud cover 6, the inside wall of solid fixed ring 7 sets up to the arc, the inner chamber activity of solid fixed ring 7 is provided with the movable ball 8 with solid fixed ring 7 looks adaptation, consequently, can rotate relatively between movable ball 8 and the solid fixed ring 7, the round hole has been seted up in running through at the middle part of movable ball 8, the activity of movable ball 8 cup joints in the outside of connecting axle two 4 and with two 4 looks adaptations of connecting axle, consequently, when this device whole slope is placed and is leaned on ground and dig the hole, fender mud cover 6 still can be fine detain in the open end outside of digging, thereby effectively avoid splashing of earth.

Furthermore, a connecting sleeve 10 is movably sleeved outside the lower end of the connecting shaft I3, the lower end of the connecting shaft I3 and the upper end of the connecting shaft II 4 are movably inserted into the inner cavities of the upper end and the lower end of the connecting sleeve 10 respectively, the arrangement of the connecting sleeve 10 ensures that the connecting shaft I3 and the connecting shaft II 4 are positioned on the same straight line, the lower end face of the connecting shaft I3 and the upper end face of the connecting shaft II 4 are fixedly connected with two convex blocks 11, the convex blocks 11 are fan-shaped, the central angle of the convex blocks is ninety degrees, the two convex blocks 11 positioned on the lower end face of the connecting shaft I3 and the two convex blocks 11 positioned on the upper end face of the connecting shaft II 4 are distributed in an annular array, the two convex blocks 11 positioned on the lower end face of the connecting shaft I3 and the two convex blocks 11 positioned on the upper end face of the connecting shaft II 4 are distributed at intervals, therefore, when the connecting shaft I3 and the connecting shaft II 4 approach each other, the convex blocks 11 on the connecting shaft I3 can be meshed with the connecting shaft II 4, therefore, the transmission function is achieved, and the connecting shaft I3 can drive the connecting shaft II 4 to rotate when rotating.

Specifically, the upper end and the lower end of the connecting sleeve 10 are respectively provided with an inserting hole 13 in a penetrating way, the lower end of the connecting shaft I3 and the upper end of the connecting shaft II 4 are respectively provided with a connecting hole 14 in a penetrating way, the connecting holes 14 are in positive correspondence with the inserting holes 13, one side of the connecting sleeve 10 is provided with a U-shaped positioning rod 12, and two ends of the U-shaped positioning rod 12 are respectively movably connected with the inserting holes 13 at the upper end and the lower end of the connecting sleeve 10 in a penetrating way, so that after two ends of the U-shaped positioning rod 12 are respectively movably connected with the connecting hole 14 at the lower end of the connecting shaft I3 and the connecting hole 14 at the upper end of the connecting shaft II 4 in a penetrating way, a good positioning effect can be achieved on the position between the connecting shaft I3 and the connecting shaft II 4, separation between the connecting shaft I3 and the connecting shaft II 4 is avoided, the upper end and the lower end of one side of the connecting sleeve 10 are respectively connected with a limiting sleeve 15 in a laminating way, the limiting sleeve 15 is fixedly connected with the U-shaped positioning rod 12, and the upper end and the lower end of the other side of the connecting sleeve 10 are respectively in a laminating way, the connecting nut 16 is fixedly sleeved with the U-shaped positioning rod 12 through threads, so that the U-shaped positioning rod 12 can be fixed on the outer side of the connecting sleeve 10 by screwing the connecting nut 16, and the U-shaped positioning rod 12 is prevented from being separated from the connecting sleeve 10.

The working principle of the utility model is as follows:

when the device is used, the main excavator 2 works to drive the first connecting shaft 3 to rotate, and further drives the second connecting shaft 4 and the digging drill bit 5 to rotate, so that the digging drill bit 5 can rotatably dig a pit on the ground, and after the digging drill bit 5 drills into the ground, the mud guard cover 6 is buckled outside the opening end of the pit under the action of gravity, so that the splashing of soil can be effectively avoided;

when the digging drill bit 5 is damaged after being used for a long time, the connecting nut 16 is unscrewed, and then the U-shaped positioning rod 12 is pulled away from one side of the connecting sleeve 10, so that the connecting shaft I3 and the connecting shaft II 4 can be separated along the axial direction of the connecting sleeve 10, and the digging drill bit 5 and the connecting shaft II 4 can be conveniently replaced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a digging device for garden construction, includes handle (1) and main frame of pit digging (2), main frame of pit digging (2) fixed mounting is at the middle part of handle (1), the lower extreme fixedly connected with connecting axle (3) of the motor shaft in main frame of pit digging (2), its characterized in that: the lower end of the first connecting shaft (3) is provided with a second connecting shaft (4), the lower end of the second connecting shaft (4) is fixedly connected with a digging drill bit (5), a mud guard (6) is movably sleeved on the outer side of the second connecting shaft (4), the inner diameter of the mud guard (6) is larger than the diameter of the digging drill bit (5), the inner cavity of the mud guard (6) is provided with a plurality of reinforcing rods (9) distributed in an annular array, the two ends of each reinforcing rod (9) are respectively fixedly connected with the inner side wall of the mud guard (6) and the inner wall of the upper end of the mud guard (6), the middle part of the mud guard (6) is fixedly connected with a fixing ring (7), the inner side wall of the fixing ring (7) is arc-shaped, a movable ball (8) matched with the fixing ring (7) is movably arranged in the inner cavity of the fixing ring (7), and a round hole is formed in the middle part of the movable ball (8), the movable ball (8) is movably sleeved on the outer side of the second connecting shaft (4) and is matched with the second connecting shaft (4).

2. The digging device for garden construction according to claim 1, wherein: the outer side of the lower end of the first connecting shaft (3) is movably sleeved with a connecting sleeve (10), and the lower end of the first connecting shaft (3) and the upper end of the second connecting shaft (4) are movably inserted into inner cavities at the upper end and the lower end of the connecting sleeve (10) respectively.

3. The digging device for garden construction according to claim 2, wherein: the lower end face of the first connecting shaft (3) and the upper end face of the second connecting shaft (4) are fixedly connected with two convex blocks (11), and the convex blocks (11) are fan-shaped and have central angles of ninety degrees.

4. A digging device for garden construction according to claim 3, characterized in that: two lugs (11) positioned on the lower end face of the first connecting shaft (3) and two lugs (11) positioned on the upper end face of the second connecting shaft (4) are distributed in an annular array, and the two lugs (11) positioned on the lower end face of the first connecting shaft (3) and the two lugs (11) positioned on the upper end face of the second connecting shaft (4) are distributed at intervals.

5. A digging device for garden construction according to claim 4, characterized in that: the upper end and the lower end of the connecting sleeve (10) are both penetrated through and provided with an inserting hole (13), the lower end of the first connecting shaft (3) and the upper end of the second connecting shaft (4) are both penetrated through and provided with a connecting hole (14), and the connecting hole (14) is in positive correspondence with the inserting hole (13).

6. A digging device for garden construction according to claim 5, characterized in that: one side of the connecting sleeve (10) is provided with a U-shaped positioning rod (12), and two ends of the U-shaped positioning rod (12) are movably connected with the inserting holes (13) at the upper end and the lower end of the connecting sleeve (10) in a penetrating mode respectively.

7. A digging device for garden construction according to claim 6, characterized in that: both ends all laminate and are connected with stop collar (15) about one side of adapter sleeve (10), stop collar (15) and U type locating lever (12) are fixed to be cup jointed, the upper and lower both ends of adapter sleeve (10) opposite side all laminate and are connected with coupling nut (16), coupling nut (16) are through screw thread and U type locating lever (12) fixed cup joint.