CN209861535U

CN209861535U - Tree pit excavator

Info

Publication number: CN209861535U
Application number: CN201920309355.7U
Authority: CN
Inventors: 赵秀芳; 朱心宁; 殷金岩; 张倩; 曹军
Original assignee: South Of Five Ridges Ecological Culture Brigade Ltd By Share Ltd
Current assignee: South Of Five Ridges Ecological Culture Brigade Ltd By Share Ltd
Priority date: 2019-03-12
Filing date: 2019-03-12
Publication date: 2019-12-31
Anticipated expiration: 2029-03-12

Abstract

The utility model provides a tree pit excavator belongs to afforestation engineering equipment field, which comprises a fixed frame, elevating screw, the drilling rod, fill water pipe and pump suction pipe, the mount includes fixed flat board and establishes the supporting legs in fixed flat board below, fixed flat board's up end is equipped with the drive screw that rotates the connection, elevating screw and drive screw cooperation set up, elevating screw's one end passes fixed flat board setting downwards, the rotating electrical machines is established to the interior inlaying of elevating screw, rotating electrical machines's output shaft sets up downwards and is fixed with the upper end joint of drilling rod, the coaxial helical blade that is equipped with in outer lane of drilling rod, helical blade's outer lane diameter from the bottom up widens the setting in proper order, the one end that fills the water pipe passes fixed flat board setting downwards, the other end is connected with outside water source supply department, the pump suction pipe passes fixed flat. The utility model has the advantages of simple integral structure, the transport is convenient, convenient operation, and construction cost is low, both can plant the use by a large scale, also can plant the use by a small scale, and application scope is wide.

Description

Tree pit excavator

Technical Field

The utility model belongs to afforestation engineering equipment field relates to pit excavator.

Background

In the construction process of projects such as landscape engineering, municipal works, afforestation engineering, ecological environment improvement, etc., afforestation is an inevitable project, and afforestation mainly has following several benefits, 1, keeps soil and water: afforestation, returning to farming and ecological reconstruction are extremely important. The afforestation can keep the soil and water, the vegetation coverage is low, a large amount of silt flows into the river in rainy season, the field is destroyed, the riverbed is filled to be high, the water inlet is silted up, and the harm is great; 2. resisting wind and sand: the afforestation can prevent wind and fix sand. Where the sand is located, the garden is buried and the city becomes ruin. To resist the attack of wind and sand, a protection forest must be built to weaken the force of wind. Once the wind meets the protection forest, the speed is weakened by 70 to 80 percent. If a plurality of forest belts are arranged in parallel at a certain distance and planted with grass, the sand scraped by wind energy is reduced; 3. economic construction: the afforestation can provide a lot of useful things for human beings, and many fruits and medicinal materials are forest products; tea, rubber, new carbon and the like are all contributions of trees, excavation of tree pits is inevitable in the process of afforestation, excavation is mostly carried out manually when the area is small at present, the labor intensity is high, the efficiency is low, a special excavator is adopted when large-area planting is carried out, and the construction cost is high.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is to provide a tree cave excavator, overall structure is simple, and the transport is convenient, convenient operation, and construction cost is low, both can plant the use by a large scale, also can plant the use by a small scale, and application scope is wide.

In order to solve the technical problem, the utility model discloses a technical scheme is: pit excavator, including mount, elevating screw, drilling rod, fill water pipe and pump suction pipe, the mount includes fixed flat board and establishes the supporting legs below fixed flat board, fixed flat board's up end is equipped with the drive screw that rotates the connection, elevating screw with the cooperation of drive screw sets up, elevating screw's one end passes downwards fixed flat board sets up, the elevating screw inlays in and establishes the rotating electrical machines, the output shaft of rotating electrical machines sets up downwards and is fixed with the upper end joint of drilling rod, the coaxial helical blade that is equipped with in outer lane of drilling rod, the outer lane diameter from the bottom up of helical blade widens in proper order and sets up, fill the one end of water pipe and pass downwards fixed flat board sets up, the other end is connected with outside water source supply department, the pump suction pipe passes downwards fixed flat board sets up, be equipped with the suction pump on the pump suction pipe, and one end of the pump suction pipe, which is far away from the fixed flat plate, extends into the adjacent tree pit.

Further, the mount is eight angle stool structure, the quantity of supporting legs is greater than three and relative the axis equipartition of fixed flat board sets up, the lower extreme of supporting legs is equipped with solid locking face, gu the locking face passes through rag screw and ground fixed connection.

Further, the drive screw with lifting screw is supporting to be set to four sets and the dull and stereotyped axis equipartition setting of relative fixation, the outer lane of drive screw is the gear structure, fixed dull and stereotyped middle part is equipped with the drive gear that rotates the connection, drive gear drives rotatoryly through driving motor and transmission gear, one drive gear simultaneous drive is four the drive screw is rotatory.

Further, the quantity of water filling pipe is two and the axis equipartition setting of relatively fixed flat board, the pump suction pipe is established fixed dull and stereotyped center, the diameter of pump suction pipe is greater than the diameter of water filling pipe, the pump suction pipe is established drive gear's middle part and the two rotate the connection, be equipped with the control valve on the water filling pipe.

Furthermore, the output shaft of the rotating motor is of a hollow shaft structure, an annular limiting groove is formed in the upper end of the drill rod and is of a minor arc structure, clamping steel balls corresponding to the limiting groove are arranged on the output shaft of the rotating motor, the number of the clamping steel balls is at least two, a guide groove is formed in the output shaft of the rotating motor, the front end of the guide groove is arc-shaped and is the same as the diameter of the clamping steel balls, the diameter of the front end of the guide groove is smaller than the diameter of the steel balls, a compression spring is arranged at one end, away from the drill rod, of each compression spring is provided with a stop screw, and one end, away from the clamping steel balls, of each compression spring is provided with a stop screw in threaded connection with the output shaft of the rotating motor.

Furthermore, the clamping steel balls, the guide grooves and the compression springs are matched and arranged into four sets, and the four sets are uniformly distributed relative to the axis of the rotating motor.

Furthermore, the clamping steel balls are stainless steel balls, and an outer ring of the compression spring is provided with a nitriding layer.

Compared with the prior art, the utility model has the advantages and positive effect as follows.

1. The utility model discloses the removal from top to bottom can be realized to the elevating screw who sets up under the drive of drive screw, the drilling rod has realized rotatoryly under the effect of rotating electrical machines, helical blade can realize the excavation of plant pit downwards and rotatory in-process, soil rises along with helical blade, convenient decurrent continuous excavation, then supply water through filling pipe, form the drawing dug out with water and discharge through the pump suction pipe after mud, mud is arranged to adjacent plant pit, realize watering and fixing of trees next door, the integration operation, promote and excavate efficiency;

2. one driving gear drives four driving nuts to rotate simultaneously, the structure is simple and compact, a power source is saved, and the stress is balanced and stable due to the adoption of a symmetrical structure;

3. the number of the water filling pipes is matched with the number of the drill rods, so that the water supply at each drill rod is guaranteed, the soil is softened, the excavating efficiency is improved, the slurry is also favorably and quickly formed and is conveniently pumped out, the pump suction pipe is arranged at the center of the fixed flat plate, the diameter of the pump suction pipe is larger than that of the water filling pipes, the slurry is guaranteed to be sucked in time, the pump suction pipe is arranged in the middle of the driving gear and is rotatably connected with the driving gear, the water filling pipes are provided with control valves, the on-off of the water filling pipes can be conveniently controlled, the water supply and the water disconnection;

4. the top pressure of the pressing spring on the clamping steel ball can be adjusted by adjusting the position of the output shaft of the stop screw relative to the rotating motor, the clamping steel ball is matched with the limiting groove, the drill rod is fixed, the drill rod is directly pushed into the limiting groove from bottom to top in the installation process, the clamping steel ball enters the limiting groove to achieve positioning of the drill rod, when the specification of the drill rod needs to be changed, the practical clamping work is pulled out after the clamping drill rod is clamped, the prepressing force of the pressing spring can also be adjusted, the specification is convenient to change, the efficiency is improved, the specifications of the drill rods are different, tree pits to be excavated are different in size, excavation of tree pits of different specifications is completed, and the application range is wide.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

FIG. 1 is a schematic structural diagram of the tree pit excavator of the present invention;

FIG. 2 is a top view of the pit excavator of the present invention;

fig. 3 is a schematic structural diagram of the combination of the rotating motor and the drill rod of the present invention.

Reference numerals:

1. a fixed mount; 11. fixing the flat plate; 12. supporting legs; 13. fixing the locking surface; 14. anchor screws; 2. lifting a screw rod; 3. driving a nut; 4. a drill stem; 41. a helical blade; 42. a limiting groove; 5. a rotating electric machine; 51. a guide groove; 52. a compression spring; 53. a set screw; 6. a water filling pipe; 61. a control valve; 7. a pump suction pipe; 71. a water pump; 8. a drive gear; 81. a transfer gear; 82. a drive motor; 9. and clamping the steel balls.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in fig. 1 to 3, the utility model relates to a tree pit excavator, which comprises a fixing frame 1, a lifting screw 2, a drill rod 4, a water filling pipe 6 and a pump suction pipe 7, wherein the fixing frame 1 comprises a fixed flat plate 11 and supporting legs 12 arranged below the fixed flat plate 11, the upper end surface of the fixed flat plate 11 is provided with a driving screw 3 which is connected in a rotating way, the lifting screw 2 is matched with the driving screw 3, one end of the lifting screw 2 downwards passes through the fixed flat plate 11, a rotating motor 5 is embedded in the lifting screw 2, the output shaft of the rotating motor 5 is downwards arranged and is clamped and fixed with the upper end of the drill rod 4, the outer ring of the drill rod 4 is coaxially provided with a spiral blade 41, the diameter of the outer ring of the spiral blade is sequentially widened from bottom to top, one end of the water filling pipe 6 downwards passes through the fixed flat plate 11, the other end is connected with, be equipped with suction pump 71 on the pump suction pipe 7, the one end that the fixed flat board 11 was kept away from to pump suction pipe 7 stretches into adjacent plant cave setting, the removal about can being realized to the elevating screw 2 that sets up under the drive of drive screw 3, drilling rod 4 has realized rotatoryly under the effect of rotating electrical machines 5, spiral blade 41 is at the in-process of downward and rotation, can realize the excavation in plant cave, soil rises along with spiral blade 41, convenient decurrent continuous excavation, then supply water through water filling pipe 6, form behind the mud with the picture of digging out and water, discharge through pump suction pipe 7, behind the mud row adjacent plant cave, realize watering and fixed of trees next door, the integration operation, promote excavation efficiency.

Preferably, the fixing frame 1 is of an octagonal stool structure, the supporting legs 12 are more than three and are uniformly distributed relative to the axis of the fixing flat plate 11, the lower ends of the supporting legs 12 are provided with fixing and locking surfaces 13, the fixing and locking surfaces are fixedly connected with the ground through foundation screws 14, the structure is simple, the stability of the fixing frame 1 in the excavating process can be guaranteed due to the structure.

Preferably, the driving screw 3 and the lifting screw 2 are matched to form four sets and are uniformly distributed relative to the axis of the fixed flat plate 11, the outer ring of the driving screw 3 is of a gear structure, the middle part of the fixed flat plate 11 is provided with a driving gear 8 which is rotatably connected, the driving gear 8 is driven to rotate through a driving motor 82 and a transmission gear 81, and one driving gear 8 simultaneously drives the four driving screws 3 to rotate.

Preferably, the quantity of water filling pipe 6 is two and the axis equipartition setting of relatively fixed flat board 11, the quantity of water filling pipe 6 matches the setting with the quantity of drilling rod 4, guarantee the supply of every drilling rod 4 department water, the softened soil texture, promote excavation efficiency, also be favorable to forming mud fast, make things convenient for to pump out, pump suction pipe 7 is established at the center of fixed flat board 11, the diameter of pump suction pipe 7 is greater than the diameter of water filling pipe 6, guarantee the timely suction of mud, pump suction pipe 7 is established at the middle part of drive gear 8 and the two is rotated and is connected, be equipped with control valve 61 on the water filling pipe 6, the convenient open and close of control water filling pipe 6, can real-time control water supply and disconnection, and convenient operation.

Preferably, the output shaft of the rotating motor 5 is a hollow shaft structure, the upper end of the drill rod 4 is provided with an annular limiting groove 42, the limiting groove 42 is a minor arc structure, the output shaft of the rotating motor 5 is provided with clamping steel balls 9 corresponding to the limiting groove 42, the number of the clamping steel balls 9 is at least two, the output shaft of the rotating motor 5 is provided with a guide groove 51, the front end of the guide groove 51 is arc-shaped and has the same diameter as that of the clamping steel balls 9, the front end diameter of the guide groove 51 is smaller than that of the steel balls, one end of the clamping steel balls 9 far away from the drill rod 4 is provided with a compression spring 52, one end of the compression spring 52 far away from the clamping steel balls 9 is provided with a stop screw 53, the stop screw 53 is in threaded connection with the output shaft of the rotating motor 5, the jacking force of the compression spring 52 on the clamping steel balls 9 can be adjusted by adjusting the output shaft position of the stop screw 53 relative to the rotating motor 5, the fixing of the drill rod 4 is completed, the drill rod 4 is directly jacked from bottom to top during installation, the clamping steel balls 9 enter the limiting grooves 42 to achieve positioning of the drill rod 4, when the specification of the drill rod 4 needs to be changed, the clamping operation is practical, the drill rod 4 is clamped and then pulled out, pre-pressure of the compression springs 52 can be adjusted and then pulled out, the specification is convenient to change, the efficiency is improved, the specifications of the drill rod 4 are different, tree pits to be excavated are different in size, excavation of the tree pits of different specifications is completed, and the application range is wide.

Preferably, the clamping steel balls 9, the guide grooves 51 and the compression springs 52 are matched and arranged into four sets, and are uniformly distributed relative to the axis of the rotating motor 5, so that the clamping is firmer and the stability is good; more preferably, the clamping steel ball 9 is a stainless steel ball which can be purchased directly from the market, the cost is low, the outer ring of the compression spring 52 is provided with a nitriding layer, the wear resistance is good, and the service life is long.

In the actual working process, firstly, the fixing frame 1 is arranged at the place where the tree pit is to be dug, then the fixing frame is fixed with the ground by using the anchor screws 14 to penetrate through the fixing locking surface 13, the positioning of the fixing frame 1 is realized, then the water filling pipe 6 is connected with an external water source supply part, after the pump suction pipe 7 is connected, the other end corresponds to the adjacent tree pit, the tree pit at the other end is the tree pit for planting, the muddy water pumped out by the pump suction pipe 7 is directly filled into the tree pit, the irrigation of the adjacent tree pit is avoided, the fixation of the tree can be realized by directly covering soil, the continuity effect is realized, the tree pit digging and planting efficiency is improved, after the structure is fixed, the driving motor 82 is started, the driving motor 82 realizes the rotation of the driving gear 8 through the transmission gear 81, the driving screw 3 is driven to rotate while the driving gear 8 rotates, and meanwhile, the rotating motor 5 is started, rotating electrical machines 5 drives the drilling rod 4 rotatory, the process of digging to the brill in soil has been realized, the in-process of digging is bored, the soil that is excavated passes through spiral blade 41 and upwards conveys, fill water pipe 6 and wash by water, it forms mud to fuse with soil, the soil property of below has been softened simultaneously, conveniently excavate, drilling rod 4 is in the rotatory while, lifting screw 2 is downstream under the effect of drive screw 3, realize boring rotatory rotation and two actions that descend, accomplish the excavation of tree cave degree of depth, mud is taken out through pump suction pipe 7, guarantee the quick hollowing in tree cave, promote and excavate efficiency, overall structure is simple, the transport is convenient, high durability and convenient operation, low construction cost, both can plant the use by a large scale, also can plant the use by a small scale, wide application range.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. Pit excavator, its characterized in that: comprises a fixing frame, a lifting screw rod, a drill rod, a water filling pipe and a pump suction pipe, wherein the fixing frame comprises a fixing flat plate and supporting legs arranged below the fixing flat plate, the upper end face of the fixing flat plate is provided with a driving screw connected in a rotating manner, the lifting screw rod is matched with the driving screw to be arranged, one end of the lifting screw rod penetrates through the fixing flat plate downwards, a rotating motor is embedded in the lifting screw rod, the output shaft of the rotating motor is downwards arranged and is clamped and fixed with the upper end of the drill rod, the outer ring of the drill rod is coaxially provided with a spiral blade, the outer ring diameter of the spiral blade is sequentially widened from bottom to top, one end of the water filling pipe downwards penetrates through the fixing flat plate, the other end of the water filling pipe is connected with an external water source supply part, the pump suction pipe downwards penetrates through the fixing flat plate, and one end of the pump suction pipe, which is far away from the fixed flat plate, extends into the adjacent tree pit.

2. The tree pit excavator of claim 1, wherein: the fixing frame is of an octagonal stool structure, the number of the supporting legs is larger than three and is relative, the axes of the fixing flat plates are uniformly distributed, the lower ends of the supporting legs are provided with fixing and locking faces, and the fixing and locking faces are fixedly connected with the ground through foundation screws.

3. The tree pit excavator of claim 1, wherein: the drive screw with lifting screw is supporting to be set to four sets and the dull and stereotyped axis equipartition setting of relative fixation, the outer lane of drive screw is the gear structure, fixed dull and stereotyped middle part is equipped with the drive gear of rotating the connection, drive gear drives rotatoryly, one through driving motor and transmission gear drive gear four simultaneously drive the drive screw is rotatory.

4. The pit excavator of claim 3, wherein: the quantity of filling the water pipe is two and the dull and stereotyped axis equipartition setting of relatively fixed, the pump suction pipe is established fixed dull and stereotyped center, the diameter of pump suction pipe is greater than fill the diameter of water pipe, the pump suction pipe is established drive gear's middle part and the two rotates the connection, fill and be equipped with the control valve on the water pipe.

5. The tree pit excavator of claim 1, wherein: the output shaft of the rotating motor is of a hollow shaft structure, an annular limiting groove is formed in the upper end of the drill rod and is of a minor arc structure, clamping steel balls corresponding to the limiting groove are arranged on the output shaft of the rotating motor, the number of the clamping steel balls is at least two, a guide groove is formed in the output shaft of the rotating motor, the front end of the guide groove is arc-shaped and is the same as the diameter of the clamping steel balls, the diameter of the front end of the guide groove is smaller than the diameter of the steel balls, one end, away from the drill rod, of each clamping steel ball is provided with a compression spring, one end, away from the clamping steel balls, of each compression spring is provided with a stop screw, and the stop screw is in threaded connection with the output shaft of the rotating motor.

6. The pit excavator of claim 5, wherein: the clamping steel balls, the guide grooves and the compression springs are matched and arranged into four sets, and the four sets are uniformly distributed relative to the axis of the rotating motor.

7. The pit excavator of claim 5, wherein: the clamping steel balls are stainless steel balls, and the outer ring of the compression spring is provided with a nitriding layer.