CN207939972U - One kind, which is digged pit, uses ground auger - Google Patents
One kind, which is digged pit, uses ground auger Download PDFInfo
- Publication number
- CN207939972U CN207939972U CN201820074060.1U CN201820074060U CN207939972U CN 207939972 U CN207939972 U CN 207939972U CN 201820074060 U CN201820074060 U CN 201820074060U CN 207939972 U CN207939972 U CN 207939972U
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- driving shaft
- wall
- sleeve
- transmission case
- screw thread
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Abstract
It digs pit the utility model discloses one kind and using ground auger,It is related to technical field of garden,The utility model includes supporting rack and active motor,Active motor is connected with driving shaft,It is provided with external screw thread in driving shaft bottom outer wall,Driving shaft offers sliding slot on the outer wall above external screw thread,Driving shaft upper end level is arranged with top plate,Top plate is coordinated by elevating mechanism and supporting rack,The closed sleeve of bottom end that side is arranged with transmission case and is connect with transmission case successively under the top plate on driving shaft,Planetary gear mechanism is provided in transmission case,Planetary gear mechanism includes intermeshing sun gear,Planetary gear and ring gear,The sliding of sun wheel case is located on driving shaft,Sun gear inner ring is provided with the sliding block coordinated with sliding slot,External toothing is fixed on transmission chamber interior wall,The internal thread coordinated with external screw thread is provided on sleeve lining,Sleeve lining top is not have threaded smooth wall,Light wall range is more than external screw thread range,Helical blade is provided on sleeve outer wall.
Description
Technical field
The utility model is related to technical field of garden, dig pit more particularly to one kind and using ground auger.
Background technology
In numerous garden instruments, ground auger is that we are relatively common in daily life, is widely used in hillside fields, sand
The nursery stock landscape engineering plantation on ground, hard soil is digged pit, and simple to operate, stable and reliable working performance is suitble to
It works in various landform, while there is efficient, easy to carry advantage.
But existing ground auger its augers is fixed setting, is not easy to replace, digging is drilled in samely so resulting in
When cheating operation, the depth capacity in the hole excavated is fixed, it is desirable to just have to replace when excavating the hole of bigger depth longer
Earth-boring bit, or using more long drill bit ground auger, and more bit change needs higher rack to be coordinated, while additional purchase
It buys and increases use cost using the ground auger of more long drill bit.
Utility model content
The purpose of this utility model is that：In order to solve the fixed drill bit that existing earth-boring bit is single, cannot excavate
The problem of depth is more than the hole of its length, the utility model, which provides one kind, digs pit and uses ground auger.
The utility model specifically uses following technical scheme to achieve the goals above：
One kind is digged pit with ground auger, including supporting rack and active motor, and active motor output end is connected with driving shaft, driving shaft
External screw thread is provided on bottom end outer wall, driving shaft offers sliding slot, driving shaft upper end water on the outer wall above external screw thread
Flat to be arranged with top plate, top plate is coordinated by elevating mechanism and supporting rack, and side is arranged with transmission case successively under the top plate on driving shaft
And the closed sleeve of bottom end being connect with transmission case, planetary gear mechanism, planetary gear are provided in transmission case
Transmission mechanism includes intermeshing sun gear, planetary gear and ring gear, and the sliding of sun wheel case is located on driving shaft, sun gear
Inner ring is provided with the sliding block coordinated with sliding slot, and external toothing is fixed on transmission chamber interior wall, is provided on sleeve lining and external screw thread
The internal thread of cooperation, sleeve lining top are not have threaded smooth wall, and light wall range is more than external screw thread range, is set on sleeve outer wall
It is equipped with helical blade.
Further, elevating mechanism includes the rack being vertically arranged on frame supported on both sides, and top plate both sides are respectively arranged with
With the driving gear and equipment gear of the cooperation of both sides rack, lifting motor is provided on top plate, lifting motor passes through worm and gear
Mechanism coordinates with driving gear.
Further, the sealing bearing of the setting of transmission case top and driving shaft cooperation, sealing bearing inner race are set in actively
It can slide up and down on axis and along sliding slot, sealing bearing outer ring is fixed on transmission case upper surface.
Further, driving shaft lower end be hollow form, driving shaft it is hollow be internally provided with electric telescopic rod, electric expansion
Bar end is connected with spring, and spring end is connect with barrel end inner wall.
Further, support frame bottom is provided with several idler wheels.
The beneficial effects of the utility model are as follows：
1. active motor drives driving shaft rotation, to by driving shaft and planetary gear mechanism drive transmission case with
And it is connected to the sleeve rotation on transmission case, spindle rotation direction and sleeve rotating direction are on the contrary, to make sleeve exist at this time
It is moved downward under the action of screw-thread fit, to carry out out hole, while Planetary Gear Transmission machine by the helical blade on sleeve
For structure along sliding slot slide downward, the depth capacity for opening hole at this time is the length of sleeve, when needing to excavate deeper hole, utilizes liter
Descending mechanism drives entire active motor and driving shaft entire lowering that can excavate deeper hole, realizes out the tune of hole depth capacity
Section, meets different use demands.
2. it is rack and pinion mechanism the operation is stable, simple in structure, while being driven by worm gear mechanism, it can utilize
The self-locking performance of Worm Wheel System ensures stability when lifting, while device can also be made to be elevated to a certain height when carries out
Stable hovering.
3. sealing bearing can effectively prevent soil to enter transmission case internal influence device normal work, while on sleeve
When rising, sealing bearing can slide the dust for removing the absorption of driving shaft outer wall surface, keep the cleaning on driving shaft surface, make sleeve
It can normally be lifted along driving shaft with the mechanism inside transmission case.
4. electric telescopic rod is stretched with spring with the lifting of sleeve, when sleeve declines under the action of screw-thread fit
When to minimum point, the internal thread on sleeve lining may be detached from the external screw thread on driving shaft outer wall, cause sleeve without
Method rises under threaded function, so when sleeve needs to rise, electric telescopic rod shrinkage band moves spring contraction, to pull set
Cylinder rises, and so that screw thread is engaged again, to allow sleeve normally to rise under threaded function.
5. idler wheel moves integrally convenient for device, convenient to work on different places, increase the flexibility of device.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Reference numeral：1- supporting racks, 2- racks, 3- driving gears, 4- worm gear mechanisms, 5- lifting motors, 6- is actively
Motor, 7- top plates, 8- equipment gears, 9- sliding slots, 10- seal bearing, 12- transmission cases, 13- planetary gear mechanisms, 13.1-
Ring gear, 13.2- planetary gears, 13.3- sun gears, 14- sleeves, 15- helical blades, 16- driving shafts, 17- electric telescopic rods,
18- springs, 19- idler wheels, 20- external screw threads, 21- internal threads, 22- light walls.
Specific implementation mode
In order to which those skilled in the art are better understood from the utility model, below in conjunction with the accompanying drawings with following embodiment to this
Utility model is described in further detail.
Embodiment 1
One kind is digged pit is connected with driving shaft 16 with ground auger, including supporting rack 1 and active motor 6,6 output end of active motor,
External screw thread 20 is provided on 16 bottom end outer wall of driving shaft, driving shaft 16 offers sliding slot on the outer wall above external screw thread 20
9,16 upper end level of driving shaft is arranged with top plate 7, and top plate 7 is coordinated by elevating mechanism and supporting rack 1, in top plate on driving shaft 16
The 7 lower section bottom end closed sleeves 14 that are arranged with transmission case 12 successively and are connect with transmission case 12 are set in transmission case 12
It is equipped with planetary gear mechanism 13, planetary gear mechanism 13 includes intermeshing sun gear 13.3, planetary gear 13.2
And ring gear 13.1,13.3 sets of slidings of sun gear are located on driving shaft 16,13.3 inner ring of sun gear is provided with to be coordinated with sliding slot 9
Sliding block, external toothing is fixed on 12 inner wall of transmission case, and the internal thread 21 coordinated with external screw thread 20 is provided on 14 inner wall of sleeve,
14 inner wall top of sleeve is not have threaded smooth wall 22, and 22 range of light wall is more than 20 range of external screw thread, is arranged on 14 outer wall of sleeve
There is helical blade 15.
Operation principle：When device just normally opened hole, active motor 6 drives driving shaft 16 to rotate, and driving shaft 16 passes through transmission
Planetary gear mechanism 13 in case 12 drives transmission case 12 and sleeve 14 to rotate, and driving shaft 16 turns to phase with sleeve 14
Instead, sleeve 14 is begun to decline under the action of screw-thread fit, to carry out operation of digging pit by helical blade 15, when under sleeve 14
When reducing as far as possible, external screw thread 20 corresponds to the light wall 22 of 14 top inner wall of sleeve, and sleeve 14 only rotates and no longer declines at this time, together
Shi Liyong elevating mechanisms make 14 entire lowering of active motor 6, driving shaft 16 and sleeve, to make the helical blade on sleeve 14
15 excavate deeper hole, when operation of digging pit finishes, make the reversion of active motor 6 that sleeve 14 can be made in threaded function lower edge active
Axis 16 rises, while so that active motor 6, driving shaft 16 and sleeve 14 is risen overally using elevating mechanism, realization device operation
After recovery operation.
Active motor drives driving shaft rotation, to by driving shaft and planetary gear mechanism drive transmission case and
The sleeve rotation being connected on transmission case, spindle rotation direction and sleeve rotating direction are on the contrary, to make sleeve in spiral shell at this time
It is moved downward under the action of line cooperation, to carry out out hole, while planetary gear mechanism by the helical blade on sleeve
Along sliding slot slide downward, the depth capacity for opening hole at this time is the length of sleeve, when needing to excavate deeper hole, utilizes lifting
Mechanism drives entire active motor and driving shaft entire lowering that can excavate deeper hole, realizes out the tune of hole depth capacity
Section, meets different use demands.
Embodiment 2
The present embodiment is improved on the basis of embodiment 1：
Elevating mechanism includes the rack 2 being vertically arranged on frame 1 supported on both sides, and 7 both sides of top plate are respectively arranged with and both sides
Driving gear 3 and the equipment gear 8 that rack 2 coordinates are provided with lifting motor 5 on top plate 7, and lifting motor 5 passes through worm and gear
Mechanism 4 coordinates with driving gear 3.
The above advantage of improving is：It is rack and pinion mechanism the operation is stable, simple in structure, at the same by worm gear mechanism into
Row transmission can utilize the self-locking performance of Worm Wheel System, ensure stability when lifting, while device can also be made to be elevated to
Stable hovering is carried out when a certain height
Embodiment 3
The present embodiment is improved on the basis of above example：
The sealing bearing 10 coordinated with driving shaft 16 is arranged in 12 top of transmission case, and sealing 10 inner ring of bearing is set in driving shaft
It can slide up and down on 16 and along sliding slot 9,10 outer ring of sealing bearing is fixed on 12 upper surface of transmission case.
The above advantage of improving is：Sealing bearing can effectively prevent soil to enter the normal work of transmission case internal influence device
Make, while when sleeve rises, sealing bearing can slide the dust for removing the absorption of driving shaft outer wall surface, keep driving shaft table
The cleaning in face allows sleeve normally to be lifted along driving shaft with the mechanism inside transmission case.
Embodiment 4
The present embodiment is improved on the basis of above example：
16 lower end of driving shaft be hollow form, driving shaft 16 it is hollow be internally provided with electric telescopic rod 17, electric telescopic rod
17 ends are connected with spring 18, and 18 end of spring is connect with 14 inner wall at end of sleeve.
The above advantage of improving is：Electric telescopic rod is stretched with spring with the lifting of sleeve, when sleeve is in screw thread
When dropping to minimum point under the action of cooperation, the internal thread on sleeve lining may occur with the external screw thread on driving shaft outer wall
It is detached from, causes sleeve that can not rise under threaded function, so when sleeve needs to rise, electric telescopic rod shrinkage band is moved spring
It shrinks, to pull sleeve to rise, screw thread is made to engage again, to allow sleeve normally to rise under threaded function.
Embodiment 5
The present embodiment is improved on the basis of above example：
1 bottom of supporting rack is provided with several idler wheels 19.
The above advantage of improving is：Idler wheel moves integrally convenient for device, convenient to work on different places, increases device
Flexibility.
The above, the only preferred embodiment of the utility model, are not intended to limit the utility model, the utility model
Scope of patent protection be subject to claims, it is equivalent made by every specification and accompanying drawing content with the utility model
Structure change similarly should be included in the scope of protection of the utility model.
Claims (5)
1. one kind is digged pit with ground auger, including supporting rack (1) and active motor (6), it is characterised in that：Active motor (6) output end
It is connected with driving shaft (16), external screw thread (20) is provided on driving shaft (16) bottom end outer wall, driving shaft (16) is in external screw thread
(20) sliding slot (9) is offered on the outer wall above, driving shaft (16) upper end level is arranged with top plate (7), and top plate (7) passes through lifting
Mechanism coordinates with supporting rack (1), and transmission case (12) and and transmission case are arranged with successively below top plate (7) on driving shaft (16)
(12) the closed sleeve of bottom end (14) connected is provided with planetary gear mechanism (13), planet in transmission case (12)
Gear drive (13) includes intermeshing sun gear (13.3), planetary gear (13.2) and ring gear (13.1), the sun
Wheel (13.3) set sliding is located on driving shaft (16), and sun gear (13.3) inner ring is provided with the sliding block with sliding slot (9) cooperation, external tooth
Circle is fixed on transmission case (12) inner wall, and the internal thread (21) with external screw thread (20) cooperation, set are provided on sleeve (14) inner wall
Cylinder (14) inner wall top is not have threaded smooth wall (22), and light wall (22) range is more than external screw thread (20) range, and sleeve (14) is outside
Helical blade (15) is provided on wall.
2. according to claim 1 dig pit with ground auger, it is characterised in that：Elevating mechanism is supported on both sides including being vertically arranged in
Rack (2) on frame (1), top plate (7) both sides are respectively arranged with the driving gear (3) and assist tooth coordinated with both sides rack (2)
It takes turns (8), is provided with lifting motor (5) on top plate (7), lifting motor (5) passes through worm gear mechanism (4) and driving gear (3)
Cooperation.
3. according to claim 1 or 2 dig pit with ground auger, it is characterised in that：Transmission case (12) top is arranged and driving shaft
(16) the sealing bearing (10) coordinated, sealing bearing (10) inner ring are set on driving shaft (16) and can glide on sliding slot (9)
Dynamic, sealing bearing (10) outer ring is fixed on transmission case (12) upper surface.
4. according to claim 3 dig pit with ground auger, it is characterised in that：Driving shaft (16) lower end is hollow form, driving shaft
(16) hollow to be internally provided with electric telescopic rod (17), electric telescopic rod (17) end is connected with spring (18), spring (18)
End is connect with sleeve (14) inner wall at end.
5. according to claim 4 dig pit with ground auger, it is characterised in that：Supporting rack (1) bottom is provided with several idler wheels
(19)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820074060.1U CN207939972U (en) | 2018-01-17 | 2018-01-17 | One kind, which is digged pit, uses ground auger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820074060.1U CN207939972U (en) | 2018-01-17 | 2018-01-17 | One kind, which is digged pit, uses ground auger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207939972U true CN207939972U (en) | 2018-10-09 |
Family
ID=63701987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820074060.1U Expired - Fee Related CN207939972U (en) | 2018-01-17 | 2018-01-17 | One kind, which is digged pit, uses ground auger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207939972U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110692321A (en) * | 2019-11-22 | 2020-01-17 | 高强 | Earth boring machine for farming |
| CN112205125A (en) * | 2020-10-14 | 2021-01-12 | 北京市兴南园林绿化有限责任公司 | Efficient pit drilling device for nursery stock planting and using method thereof |
| CN114128426A (en) * | 2021-11-06 | 2022-03-04 | 曾约举 | Automatic planting machine for mountainous region |
-
2018
- 2018-01-17 CN CN201820074060.1U patent/CN207939972U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110692321A (en) * | 2019-11-22 | 2020-01-17 | 高强 | Earth boring machine for farming |
| CN112205125A (en) * | 2020-10-14 | 2021-01-12 | 北京市兴南园林绿化有限责任公司 | Efficient pit drilling device for nursery stock planting and using method thereof |
| CN114128426A (en) * | 2021-11-06 | 2022-03-04 | 曾约举 | Automatic planting machine for mountainous region |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181009 Termination date: 20200117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |