CN201902161U - Rotary drilling rig power head and rotary drilling rig - Google Patents
Rotary drilling rig power head and rotary drilling rig Download PDFInfo
- Publication number
- CN201902161U CN201902161U CN2010206591074U CN201020659107U CN201902161U CN 201902161 U CN201902161 U CN 201902161U CN 2010206591074 U CN2010206591074 U CN 2010206591074U CN 201020659107 U CN201020659107 U CN 201020659107U CN 201902161 U CN201902161 U CN 201902161U
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- rotary drilling
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Abstract
The utility model relates to the technical field of a rotary drilling rig, and discloses a power head of the rotary drilling rig. The power head of the rotary drilling rig comprises a power head dynamic box and a cushioning device, wherein the cushioning device rotates relative to the power head dynamic box; and at least one silt scraper is arranged on the outer side of a cylinder body of the cushioning device. In the power head of the rotary drilling rig, no less than one silt scraper is arranged on the outer side of the cylinder body of the cushioning device, the silt scraper can rotate along with the cylinder body of the cushioning device, and silts in the passing area of the silt scraper can be scraped by the silt scraper during the rotating process of the silt scraper, so that too many silts cannot be accumulated on the dynamic box, the silts can be prevented from entering the dynamic box along with the rotation of the power head of the rotary drilling rig, the dynamic box cannot be polluted, components such as gears, bearings, oil seals and the like in the dynamic box can be protected effectively, and the service life of the power head of the rotary drilling rig can be prolonged further. The utility model also discloses the rotary drilling rig.
Description
Technical field
The utility model relates to the rotary drilling rig technical field, relates in particular to a kind of rotary digging drill power head that can in time remove the silt of piling up on the headstock.The utility model also relates to a kind of rotary drilling rig with above-mentioned rotary digging drill power head.
Background technology
Characteristics such as rotary drilling rig has that installed power is big, output torque is big, hole quality is good, flexible and convenient operation, efficiency of construction height, environment pollution are little, cooperate different drilling tools, the geological conditions that adapts to the most of area of China has become the main construction machinery that is fit to bored pile construction in the building foundation engineering.
Rotary digging drill power head is a vitals of rotary drilling rig, and rotary digging drill power head generally includes headstock, reductor and buffer.The power intake of reductor is connected with the clutch end of hydraulic motor, and the clutch end of reductor is connected with drilling tool; Buffer can bear heavily pounding of drilling rod moment whereabouts, parts such as protection headstock; Reductor and buffer all are installed on the described headstock, and reductor and buffer are arranged side by side, and buffer can relatively rotate with respect to headstock, and the junction of buffer and headstock seals by seal.
Rotary drilling rig is in work progress, when especially running into the viscosity soil property, because the drilling rod hoisting velocity is too fast, can cause a large amount of silt to be taken out of, a large amount of silt can be deposited on the headstock, after the silt of accumulation surpasses certain altitude, earth just very easily enters in the headstock with the rotation of rotary digging drill power head, the severe contamination headstock destroys parts such as the interior gear of headstock, bearing, oil sealing, has a strong impact on the application life of rotary digging drill power head.In addition, when the accumulating amount of the silt on the headstock was big, silt was bigger to the pressure of sealing place between buffer and the headstock, and under the effect of this pressure, silt will influence the sealing effectiveness between buffer and the headstock.
Therefore, how to develop a kind of rotary digging drill power head that can in time remove the silt on the headstock, become the technical barrier that those skilled in the art need to be resolved hurrily.
The utility model content
First purpose of the present utility model provides a kind of rotary digging drill power head, and this rotary digging drill power head can in time be cleared up the silt of piling up on the headstock.Second purpose of the present utility model provides a kind of rotary drilling rig with above-mentioned rotary digging drill power head.
In order to realize above-mentioned first purpose, the utility model provides a kind of rotary digging drill power head, the buffer that comprises the unit head headstock, relatively rotates with described unit head headstock, the outside of the cylindrical shell of described buffer is provided with the cleaning shoe of at least one.
Preferably, the reductor of rotary digging drill power head is pressed close in the outside of described cleaning shoe, and the shape of described cleaning shoe matches with the side profile of described reductor.
Preferably, described cleaning shoe is located at the bottom of described buffer.
Preferably, the quantity of described cleaning shoe is four, and four cleaning shoes are distributed in the side of the cylindrical shell of described buffer.
Preferably, the side of the cylindrical shell of described buffer axially is provided with at least two cleaning shoes successively along buffer.
Preferably, described cleaning shoe is located at the cylindrical shell outside of described buffer by the mode of welding.
Preferably, described cleaning shoe is fixed on the cylindrical shell outside of described buffer by connector.
The rotary digging drill power head that the utility model provides; be provided with in the outside of the cylindrical shell of buffer and be no less than one cleaning shoe; cleaning shoe can rotate with the cylindrical shell of buffer; cleaning shoe dashes in the process of rotation; it can be struck off through the silt in the zone; make and can not pile up too many silt on the headstock; can avoid silt to enter in the headstock with the rotation of rotary digging drill power head; headstock can be not contaminated; parts such as the interior gear of headstock, bearing, oil sealing can be effectively protected, and then the application life of rotary digging drill power head can be prolonged.
In addition, because the silt on the headstock is in time removed, do not have the silt with bigger pressure sealing place between buffer and the headstock is acted on, the sealing effectiveness between buffer and the headstock is better.
In order to realize above-mentioned second purpose, the utility model also provides a kind of rotary drilling rig, this rotary drilling rig has above-mentioned rotary digging drill power head, because above-mentioned rotary digging drill power head possesses above-mentioned technique effect, the rotary drilling rig with this rotary digging drill power head also should possess the corresponding techniques effect.
Description of drawings
Fig. 1 is the main TV structure schematic diagram of a kind of specific embodiment of rotary digging drill power head provided by the utility model;
Fig. 2 is the plan structure schematic diagram of rotary digging drill power head among Fig. 1;
Wherein, among Fig. 1-Fig. 2:
The specific embodiment
First core of the present utility model provides a kind of rotary digging drill power head, and this rotary digging drill power head can in time be cleared up the silt of piling up on the headstock.Second core of the present utility model provides a kind of rotary drilling rig with above-mentioned rotary digging drill power head.
Please referring to Fig. 1, Fig. 2, Fig. 1 is the main TV structure schematic diagram of a kind of specific embodiment of rotary digging drill power head provided by the utility model; Fig. 2 is the plan structure schematic diagram of rotary digging drill power head among Fig. 1.
As shown in Figure 1 and Figure 2, the rotary digging drill power head that the utility model provides comprises headstock 5, reductor 2 and buffer 1, particularly, the power intake of reductor 2 can be connected with the clutch end of hydraulic motor, and the clutch end of reductor 2 can be connected with drilling tool; Buffer 1 is arranged side by side with reductor 2, and buffer 1 can relatively rotate with respect to headstock 5, and buffer 1 can seal by seal with the junction of headstock 5; The cylindrical shell outside of buffer 1 is provided with the cleaning shoe 3 of at least one.
The rotary digging drill power head that the utility model provides; the outside at the cylindrical shell of buffer 1 is provided with the cleaning shoe 3 that is no less than; cleaning shoe 3 can rotate with the cylindrical shell of buffer 1; cleaning shoe 3 dashes in the process of rotation; it can be struck off through the silt layer 4 in the zone; make and can not pile up too many silt on the headstock 5; can avoid silt to enter in the headstock 5 with the rotation of rotary digging drill power head; headstock 5 can be not contaminated; parts such as gear in the headstock 5, bearing, oil sealing can be effectively protected, and then the application life of rotary digging drill power head can be prolonged.
In addition, because the silt on the headstock 5 is in time removed, do not have the silt with bigger pressure sealing place between buffer 1 and the headstock 5 is acted on, the sealing effectiveness between buffer 1 and the headstock 5 is better.
In the concrete scheme, cleaning shoe 3 can be fixed by the mode of welding and the cylindrical shell of buffer 1, cleaning shoe 3 also can be fixed by the cylindrical shell of connector and buffer 1, as fixing by the cylindrical shell of bolt and buffer 1, the application does not limit the connected mode of cleaning shoe 3 with buffer 1.
In the preferred version, in order to make cleaning shoe bigger through the area of region S, scraped silt in larger scope, the outside of cleaning shoe 3 can be pressed close to the outside of reductor 2, and, the shape of cleaning shoe 3 can be cooperated with the contour shape of reductor 2 sides, as shown in Figure 1, stepped with the outside of the close reductor 2 of buffer 1, can be arranged to the shape of cleaning shoe 3 L shaped, can increase the area of cleaning shoe through region S like this, the quantity of sand and mud that can reduce between buffer 1, the reductor 2 is reduced to minimum.
Further in the scheme, can be provided with cleaning shoe 3 in the bottom of buffer 1, this scheme can be removed the silt that pile up buffer 1 bottom, and the silt of buffer 1 bottom is eliminated, and silt can not be accumulated to the top of buffer 1 naturally.
In the concrete scheme, the quantity of cleaning shoe 3 can be four, and four cleaning shoes 3 can be distributed in the side of the cylindrical shell of buffer 1.
In the more excellent scheme, in order better to be removed effect, can be in the side of the cylindrical shell of buffer 1 axially be provided with a plurality of cleaning shoes 3 successively along buffer 1, promptly many row's cleaning shoes 3 are set at the side of buffer 1 vertical direction as shown in Figure 1, every row can be provided with one or more cleaning shoes 3, cleaning shoe 3 setting of can aliging on each row also can shift to install.In this structure, a plurality of cleaning shoes 3 can be removed the silt of differing heights position, remove widerly, and the silt removing speed is faster.
In the foregoing description, the shape of cleaning shoe 3 and the side profile of reducer adapt, and the utility model does not limit the shape of cleaning shoe 3, and all cleaning shoes 3 with bigger removing area all should be in protection domain of the present utility model.
The utility model also provides a kind of rotary drilling rig, this rotary drilling rig has above-mentioned rotary digging drill power head, because above-mentioned rotary digging drill power head possesses above-mentioned technique effect, rotary drilling rig with this rotary digging drill power head also should possess the corresponding techniques effect, no longer describes in detail at this.
The above only is the description of preferred implementation of the present utility model; should be understood that; because the finiteness of literal expression; and objectively have unlimited concrete structure; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (8)
1. rotary digging drill power head, comprise the unit head headstock, with the buffer that described unit head headstock relatively rotates, it is characterized in that the outside of the cylindrical shell of described buffer is provided with the cleaning shoe of at least one.
2. rotary digging drill power head according to claim 1 is characterized in that, the reductor of rotary digging drill power head is pressed close in the outside of described cleaning shoe, and the shape of described cleaning shoe matches with the side profile of described reductor.
3. rotary digging drill power head according to claim 2 is characterized in that described cleaning shoe is located at the bottom of described buffer.
4. rotary digging drill power head according to claim 1 is characterized in that, the quantity of described cleaning shoe is four, and four cleaning shoes are distributed in the side of the cylindrical shell of described buffer.
5. rotary digging drill power head according to claim 1 is characterized in that, the side of the cylindrical shell of described buffer axially is provided with at least two cleaning shoes successively along buffer.
6. according to each described rotary digging drill power head of claim 1-5, it is characterized in that described cleaning shoe is located at the cylindrical shell outside of described buffer by the mode of welding.
7. according to each described rotary digging drill power head of claim 1-5, it is characterized in that described cleaning shoe is fixed on the cylindrical shell outside of described buffer by connector.
8. a rotary drilling rig is characterized in that, this rotary drilling rig has each described rotary digging drill power head of claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206591074U CN201902161U (en) | 2010-12-13 | 2010-12-13 | Rotary drilling rig power head and rotary drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206591074U CN201902161U (en) | 2010-12-13 | 2010-12-13 | Rotary drilling rig power head and rotary drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201902161U true CN201902161U (en) | 2011-07-20 |
Family
ID=44272761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206591074U Expired - Fee Related CN201902161U (en) | 2010-12-13 | 2010-12-13 | Rotary drilling rig power head and rotary drilling rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201902161U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110685588A (en) * | 2019-09-17 | 2020-01-14 | 句容中圣板带科技有限公司 | Efficient cleaning device for power head of rotary drilling rig |
| CN112727347A (en) * | 2021-01-19 | 2021-04-30 | 北京欧钻科技有限公司 | Rotary drilling machine power head buffer mechanism, rotary drilling machine power head device and rotary drilling rig |
| CN113374403A (en) * | 2021-05-26 | 2021-09-10 | 高邮市恒辉机械有限公司 | Multi-seal silt-proof rotary drilling rig power head |
-
2010
- 2010-12-13 CN CN2010206591074U patent/CN201902161U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110685588A (en) * | 2019-09-17 | 2020-01-14 | 句容中圣板带科技有限公司 | Efficient cleaning device for power head of rotary drilling rig |
| CN110685588B (en) * | 2019-09-17 | 2021-02-02 | 句容中圣板带科技有限公司 | Efficient cleaning device for power head of rotary drilling rig |
| CN112727347A (en) * | 2021-01-19 | 2021-04-30 | 北京欧钻科技有限公司 | Rotary drilling machine power head buffer mechanism, rotary drilling machine power head device and rotary drilling rig |
| CN113374403A (en) * | 2021-05-26 | 2021-09-10 | 高邮市恒辉机械有限公司 | Multi-seal silt-proof rotary drilling rig power head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110720 Termination date: 20151213 |
|
| EXPY | Termination of patent right or utility model |