CN2937440Y - Earth boring machine - Google Patents
Earth boring machine Download PDFInfo
- Publication number
- CN2937440Y CN2937440Y CN 200620088614 CN200620088614U CN2937440Y CN 2937440 Y CN2937440 Y CN 2937440Y CN 200620088614 CN200620088614 CN 200620088614 CN 200620088614 U CN200620088614 U CN 200620088614U CN 2937440 Y CN2937440 Y CN 2937440Y
- Authority
- CN
- China
- Prior art keywords
- drilling rod
- driving box
- frame
- drill pipe
- rod driving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses an earth auger, which comprises a stander having advancing wheels, a drill pipe having helical blades at the lower part, a drill pipe driving case able to drive the drill pipe to rotate, a fixing device for fixing the case body of the drill pipe driving case to the stander and a power device which connects with input shaft of the drill pipe driving case and is mounted on the stander, the drill pipe being mounted axially movably on the drill pipe driving case. The earth auger also comprises a case body sleeving which circles the upper part of the drill pipe and is fixed to the drill pipe driving case, a plurality of supporting rods each of which has one end connected to the upper part of the casing and another end connected to the stander, and a hoisting device which is mounted on the stander and may raise the drill pipe. Via simple structure, the earth auger may, replacing manual labor, conduct digging with lower cost, improving the working efficiency and lowering the labor intensity. The utility model may be widely used for digging tree or pile pits.
Description
Technical field
The utility model relates to technical field of engineering machinery, relates in particular to a kind of equipment that is used to excavate shallow holes such as tree well, stake hole.
Background technology
When building plastic cover greenhouse, need to bury underground in advance in the ground many row's concrete stakes, sometimes, in order to be fit to the structure of shed, also will be with same row's the certain angle of concrete stake inclination, the excacation in these holes is mostly with manually finishing, and the work of digging tree well almost also is same situation.Though the degree of depth of these holes or tree well about about 1 meter, belongs to shallow heatable adobe sleeping platform greatly, the intensity of excacation is big, and efficient is low.Though, when the basement excavation of building site, often adopt the pile foundation excavating equipment, this device structure complexity, the cost height, excavation depth obviously is inappropriate usually more than 3 meters with such equipment excavation tree well or stake hole.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of trench excavator of the alternative operation of manually digging pit is provided, and this trench excavator is simple in structure, cost is low.
For solving the problems of the technologies described above, the technical solution of the utility model is: trench excavator, it comprises the frame that is provided with road wheel, be provided with the drilling rod of helical blade with the bottom, with the drilling rod driving box that can drive described drilling rod rotation, be fixed in the fastening devices of described frame with the casing with described drilling rod driving box, be connected with power shaft with described drilling rod driving box and be installed on the power set of described frame, described drilling rod can be installed on described drilling rod driving box with moving axially; It also comprises the top that is surrounded on described drilling rod and is fixed in the sleeve of the casing of described drilling rod driving box, the lifting appliance that top, the other end that is connected in described sleeve with an end is connected in many support bars of described frame and is installed on described frame, described drilling rod is risen.
As a kind of improvement, the top of described sleeve is provided with cannelure, and it comprises that also the top of several ends and drilling rod flexibly connects the elastic tension apparatus that the other end is fixedlyed connected with described frame.
Improve as another kind, the casing of described drilling rod driving box has arcwall face, and described fastening devices comprises after the pressing plate and the application of force can be with the casing of described drilling rod driving box at the screw connection of arcwall face place cramping between frame and pressing plate; The upper end of described support bar and described sleeve are hinged, and the lower end of described support bar and described frame are pegged graft.
After having adopted technique scheme, because this trench excavator comprises the frame that is provided with road wheel, be provided with the drilling rod of helical blade with the bottom, with the drilling rod driving box that can drive described drilling rod rotation, be fixed in the fastening devices of described frame with casing with described drilling rod driving box, be connected with power shaft and be installed on the power set of described frame with described drilling rod driving box, described drilling rod can be installed on described drilling rod driving box with moving axially, so, under the effect of power set, by the drilling rod driving box drilling rod is rotated, under the effect of gravity, drilling rod is downward feeding while rotating, and the helical blade that is arranged on the drilling rod bottom will dig the Tu Fa of pine and upwards carry.Because it also comprises the top that is surrounded on described drilling rod and is fixed in the sleeve of the casing of described drilling rod driving box, top, the other end that is connected in described sleeve with an end is connected in many support bars of described frame, so, it can effectively avoid drilling rod rocking of producing of when work, and the drilling rod driving box can be turned round reliably.Because described frame is equipped with the lifting appliance that described drilling rod is risen, when the degree of depth of regulation is got in the hole that needs excavate,, drilling rod is risen mention, thereby finish the excacation in this hole by this lifting appliance.Be installed on road wheel on the frame, can have made it move to the next one position of digging pit easily.This trench excavator substitutes the operation of manually digging pit by above-mentioned simple structure with lower cost, has improved operating efficiency, has reduced labour intensity.
Because the top of described sleeve is provided with cannelure, it comprises that also the top of several ends and drilling rod flexibly connects the elastic tension apparatus that the other end is fixedlyed connected with described frame.This elastic tension apparatus can apply a downward axial tension to drilling rod, and cannelure can guarantee that elastic tension apparatus moves down with drilling rod with the link of drilling rod, thereby accelerates the feed speed of drilling rod, increases work efficiency.
Because the casing of described drilling rod driving box has arcwall face, described fastening devices comprises after the pressing plate and the application of force can be with the casing of described drilling rod driving box at the screw connection of arcwall face place cramping between frame and pressing plate; The upper end of described support bar and described sleeve are hinged, the lower end of described support bar and described frame are pegged graft, so it can make drilling rod, sleeve and drilling rod driving box rotating certain angle together by adjusting the link position of support bar and frame, thereby gets out the oblique hole with respect to the ground line inclination.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the front view of the utility model embodiment;
Fig. 2 is the longitudinal sectional view of middle drilling rod driving box embodiment illustrated in fig. 1;
Fig. 3 is the transmission principle vertical view of medium power device embodiment illustrated in fig. 1.
The specific embodiment
Trench excavator shown in Fig. 1 is to convert on the basis of agricultural three-wheel transporter, and it has maximally utilised the parts such as frame, motor, running gear and hydraulic means of agricultural three-wheel transporter, and is simple and practical, with low cost.Concrete structure as shown in Figure 1, frame 1 is provided with road wheel 11, the bottom of drilling rod 2 is provided with helical blade, be used for will dig the soil upturned soil elevator of pine to ground.The drilling rod driving box 3 that drives drilling rod 2 rotations is installed on described frame 1, the power shaft 31 of drilling rod driving box and being connected of power set 8.Shown in Fig. 1 and Fig. 3 were common, power set 8 comprised motor 81, and with transmission of power to a reduction box 83, reduction box 83 is given drilling rod driving box 3 with transmission of power by first belt drive unit 82 for it.In order to increase work efficiency, this trench excavator is provided with two drilling rods 2, and drive respectively with two drilling rod driving box 3, so, on the one hand the output shaft of reduction box 83 directly is connected with the power shaft of a drilling rod driving box or is made as one, by second belt drive unit 84 transmission of power is given the power shaft of another drilling rod driving box on the other hand, two drilling rod driving box 3 are provided with in opposite directions, two drilling rods can rotate in opposite directions, like this, can offset the lateral force that produces when boring the hole operation to greatest extent, reduce consequent rocking.
As shown in Figure 2, described drilling rod driving box 3 comprises first conical gear 32 that is fixedly connected on described power shaft 31, with second conical gear 33 that is sheathed on described drilling rod 2 and meshes with described first conical gear 32, described second conical gear 33 is connected with described drilling rod 2 feather keys, the upper end of second conical gear 33 is fixed with first sleeve pipe 21 that stretches out casing 34, the lower end of second conical gear 33 is fixed with second sleeve pipe, 22, the second conical gears 33 that stretch out casing 34 are held in described drilling rod driving box by axial clamp casing 34 inside.This structure can make drilling rod 2 can also move axially with respect to second conical gear 33 when rotating, thereby guarantees the drilling rod 2 downward feedings while rotating.
As shown in Figure 1, sleeve 4 is surrounded on the top of described drilling rod 2 and is fixed in the casing 34 of described drilling rod driving box, the upper end of many support bars 5 and described sleeve 4 are hinged, the lower end of support bar 5 and described frame 1 are connected by scaffold, or can change the grafting of relative link position similarly as required.The casing 34 of described drilling rod driving box has arcwall face, be provided with fastening devices between casing 34 and the frame 1, this fastening devices can be with the screw connection 92 of casing 34 crampings between frame 1 and pressing plate of described drilling rod driving box at the arcwall face place after comprising the pressing plate 91 and the application of force.Unclamp the inserted terminal of screw connection 92 and support bar 5, adjust the link position of support bar 5 and frame 1, make drilling rod 2, sleeve 4 and drilling rod driving box 3 together with respect to power shaft 31 rotating certain angle of drilling rod driving box 3, again the inserted terminal of locking screw linkage 92 and support bar 5 then, thus can get out the oblique hole that tilts with respect to ground line.
The top of described sleeve 4 is provided with cannelure 41, and it comprises that also the top of several ends and drilling rod 2 flexibly connects the elastic tension apparatus 7 that the other end is fixedlyed connected with described frame 1.Described elastic tension apparatus 7 is made of extension spring or rubber bar.This elastic tension apparatus 7 applies a downward axial tension can for drilling rod 2, and cannelure 41 can guarantee that elastic tension apparatus 7 moves down with drilling rod 2 with the link of drilling rod, thereby accelerates the feed speed of drilling rod 2, increases work efficiency.
The utility model is not limited to above-mentioned embodiment, for example, trench excavator is arranged to a separate unit, and itself and tractor etc. are articulated, and like this, its walking function and the function of digging pit are independent separately.The technical scheme that those of ordinary skill in the art directly draws or derives and draw without performing creative labour from said structure all will fall within the protection domain of the present utility model.
Claims (6)
1, trench excavator, comprise the frame (1) that is provided with road wheel, it is characterized in that: this trench excavator comprises that also the bottom is provided with the drilling rod of helical blade (2), with the drilling rod driving box (3) that can drive described drilling rod (2) rotation, with the fastening devices that the casing (34) of described drilling rod driving box is fixed in described frame (1), with be connected with the power shaft (31) of described drilling rod driving box and be installed on the power set (8) of described frame, described drilling rod (2) can be installed on described drilling rod driving box (3) with moving axially; It also comprises the top that is surrounded on described drilling rod (2) and is fixed in the sleeve (4) of the casing (34) of described drilling rod driving box, the lifting appliance (6) that top, the other end that is connected in described sleeve (4) with an end is connected in the many support bars (5) of described frame (1) and is installed on described frame (1), described drilling rod is risen.
2, trench excavator as claimed in claim 1, it is characterized in that: described drilling rod driving box (3) comprises first conical gear (32) that is fixedly connected on described power shaft (31), with be sheathed on described drilling rod (2) and with second conical gear (33) of described first conical gear (32) engagement, described second conical gear (33) is connected casing (34) inside that axial clamp also is held in described drilling rod driving box with described drilling rod (2) feather key.
3, trench excavator as claimed in claim 2, it is characterized in that: described lifting appliance (6) comprises the hydraulic cylinder (61) that is fixedly connected on described frame (1) and is controlled by hydraulic control device, with the assembly pulley that is subjected to hydraulic cylinder piston rod control, pull rope (62) one ends of described assembly pulley are movably connected on the top of described drilling rod (2), and the other end is fixed in described frame (1) after walking around the fixed pulley (63) on the top that is installed on described hydraulic cylinder piston rod.
4, as claim 1 or 2 or 3 described trench excavators, it is characterized in that: the top of described sleeve (4) is provided with cannelure (41), it comprises that also the top of several ends and drilling rod (2) flexibly connects the elastic tension apparatus (7) that the other end is fixedlyed connected with described frame (1).
5, trench excavator as claimed in claim 4 is characterized in that: described elastic tension apparatus (7) is made of extension spring or rubber bar.
6, trench excavator as claimed in claim 4, it is characterized in that: the casing of described drilling rod driving box (34) has arcwall face, and described fastening devices comprises after the pressing plate (91) and the application of force can be with the casing (34) of described drilling rod driving box at the screw connection (92) of arcwall face place cramping between frame (1) and pressing plate; The upper end of described support bar (5) and described sleeve (4) are hinged, and the lower end of described support bar (5) and described frame (1) are pegged graft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620088614 CN2937440Y (en) | 2006-08-29 | 2006-08-29 | Earth boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620088614 CN2937440Y (en) | 2006-08-29 | 2006-08-29 | Earth boring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2937440Y true CN2937440Y (en) | 2007-08-22 |
Family
ID=38361466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620088614 Expired - Fee Related CN2937440Y (en) | 2006-08-29 | 2006-08-29 | Earth boring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2937440Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102678045A (en) * | 2011-03-15 | 2012-09-19 | 襄樊汇福达机电设备有限公司 | Oil-electricity dual-purpose rotary drilling rig |
| CN110715645A (en) * | 2018-07-12 | 2020-01-21 | 北京中联勘工程技术有限责任公司 | Buried pile state surveying device |
-
2006
- 2006-08-29 CN CN 200620088614 patent/CN2937440Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102678045A (en) * | 2011-03-15 | 2012-09-19 | 襄樊汇福达机电设备有限公司 | Oil-electricity dual-purpose rotary drilling rig |
| CN102678045B (en) * | 2011-03-15 | 2016-03-02 | 襄樊汇福达机电设备有限公司 | Dual-use with gasoline and electricity rotary drilling rig |
| CN110715645A (en) * | 2018-07-12 | 2020-01-21 | 北京中联勘工程技术有限责任公司 | Buried pile state surveying device |
| CN110715645B (en) * | 2018-07-12 | 2021-07-09 | 北京中联勘工程技术有限责任公司 | Buried pile state surveying device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070822 Termination date: 20100829 |