CN201670657U - Crown block rotary positioning automatic locking device - Google Patents
Crown block rotary positioning automatic locking device Download PDFInfo
- Publication number
- CN201670657U CN201670657U CN2010201876373U CN201020187637U CN201670657U CN 201670657 U CN201670657 U CN 201670657U CN 2010201876373 U CN2010201876373 U CN 2010201876373U CN 201020187637 U CN201020187637 U CN 201020187637U CN 201670657 U CN201670657 U CN 201670657U
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- China
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- derrick
- overhead traveling
- traveling crane
- pin
- spring pin
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Abstract
A crown block rotary positioning automatic locking device aims to guarantee the stable working state and transporting state of a vehicle rig crown block rotary device. The crown block rotary positioning automatic locking device of the utility model comprises an upper derrick body (8) and a lower derrick body (9). A connecting hoop (5) of the crown block rotary device is connected with the upper end of the upper derrick body (8). A connecting hoop flange (12) is fixedly connected with the connecting hoop (5). A crown block connecting flange (13) is fixedly installed at the lower end of a crown block (14). A connecting hoop flange (12) is fixedly connected with the crown block connecting flange (13). A fixed pin is fixedly disposed at the upper end of the lower derrick body (9). A sleeve (3) is in fixed connection with the upper derrick body (8). A spring pin assembly (6) is connected with the connecting hoop (5). The fixed pin (4) and a spring pin (1) are in the same axis and are parallel to the derrick axis. The beneficial effects of the crown block rotary positioning automatic locking device are that the structure is reasonable and the movement of the upper derrick body is controlled by a rig hydraulic system with easy operation, safety and reliability.
Description
Affiliated technical field
The utility model relates to a kind of rig overhead traveling crane slewing arrangement of oil and gas development, especially relates to a kind of overhead traveling crane positioning of rotating forced locking device.
Background technology
The employed rig of exploiting coal bed methane is generally truck-mounted drilling rig, forms derrick by derrick upper body and derrick lower body, finishes round trip by upper and lower the moving of derrick upper body.The upper end of derrick upper body is equipped with overhead traveling crane.Overhead traveling crane is a fixed pulley group mechanism, connects the block pulley system of composition with steel rope, can reduce fast line pull greatly, thereby alleviate the load of boring winch in the drilling well production operation.The used rig of exploiting coal bed methane is compared with other rigs, will leave sufficient locus at well head during operation, guarantees the below drilling operation.In order to satisfy the operation needs of coal bed gas probing rig, 2 fixed pulley groups of the block pulley system on its overhead traveling crane are launched to the front and back of derrick, make steel rope as much as possible away from derrick, but in the rig transportation, derrick fell on car body, and the height superelevation of overhead traveling crane is not easy to transportation, easily have an accident, and damage rig.The patentee has designed truck-mounted drilling rig overhead traveling crane slewing arrangement, by gear drive with the overhead traveling crane half-twist, to satisfy the different requirements of rig mode of operation and travelling position.Truck-mounted drilling rig overhead traveling crane slewing arrangement is applied for a patent separately.In order to guarantee that truck-mounted drilling rig overhead traveling crane slewing arrangement can guarantee that the rig overhead traveling crane has stable mode of operation and travelling position, the utility model provides a kind of overhead traveling crane positioning of rotating forced locking device.
The utility model content
In order to guarantee that truck-mounted drilling rig overhead traveling crane slewing arrangement can have stable mode of operation and travelling position, the utility model provides a kind of overhead traveling crane positioning of rotating forced locking device.This overhead traveling crane positioning of rotating forced locking device helps improving the incorporate automatic guidance ability of full-automatic mechanical of rig, has avoided manual operation locking, reduces task difficulty.
The technical scheme that its technical matters that solves the utility model adopts is: overhead traveling crane positioning of rotating forced locking device comprises derrick, overhead traveling crane slewing arrangement, and derrick is made up of derrick upper body and derrick lower body; The connection hoop of overhead traveling crane slewing arrangement is connected with upper end, derrick upper body, connect the hoop flange and be connected the hoop captive joint, the overhead traveling crane butt flange is captiveed joint with the overhead traveling crane lower end, connecting the hoop flange captives joint with the overhead traveling crane butt flange, set pin is fixedly mounted on the upper end of derrick lower body, sleeve is captiveed joint with the derrick upper body, the spring pin assembly be connected hoop and connect; Set pin and spring pin be positioned at same axis and with the derrick parallel axes.The supporting seat upper fixed of spring pin assembly is equipped with the spring pin sleeve, supporting seat and overhead traveling crane slewing arrangement be connected the hoop captive joint; Supporting seat is positioned at the top of sleeve; Spring pin is installed in the pin-and-hole of spring pin sleeve, pin below.
The beneficial effects of the utility model are, and are rational in infrastructure, by the motion of drilling rig hydraulic system control derrick upper body, are convenient to operation, safe and reliable.
Description of drawings
Fig. 1 is the locking state scheme drawing of the utility model overhead traveling crane positioning of rotating forced locking device.
Fig. 2 is the released state scheme drawing of the utility model overhead traveling crane positioning of rotating forced locking device.
Among the figure: 1. spring pin, 2. supporting seat, 3. sleeve, 4. set pin 5. connects hoop, 6. spring pin assembly, 7. derrick, 8. derrick upper body, 9. derrick lower body, 10. spring pin sleeve, 11. fixing key seats, 12. connect and bind round flanges, 13. overhead traveling crane butt flanges, 14. overhead traveling cranes.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing 1, accompanying drawing 2 and embodiment.
The utility model overhead traveling crane positioning of rotating forced locking device comprises derrick 7, overhead traveling crane slewing arrangement, and derrick 7 is made up of derrick upper body 8 and derrick lower body 9; The connection hoop 5 of overhead traveling crane slewing arrangement is connected with 8 upper ends, derrick upper body, connects hoop flange 12 and is connected hoop 5 captive joints, and overhead traveling crane butt flange 13 is fixedly mounted on the lower end of overhead traveling crane 14, connects hoop flange 12 and captives joint with overhead traveling crane butt flange 13.Set pin 5 is fixedly mounted on the upper end of derrick lower body 9, and sleeve 3 is captiveed joint with derrick upper body 8, spring pin assembly 6 be connected hoop 5 and connect; Set pin 4 and spring pin 1 be positioned at same axis and with the derrick parallel axes.
The utility model overhead traveling crane positioning of rotating forced locking device, spring pin assembly 6 mainly comprises supporting seat 2, spring pin sleeve 10, spring pin 1, and supporting seat 2 is positioned at the top of sleeve 3, and supporting seat 2 binds round 5 captive joints with being connected of overhead traveling crane slewing arrangement.Spring pin sleeve 10 is fixedly mounted on the top of supporting seat 2, and spring pin 1 is installed in the pin-and-hole of spring pin sleeve 10, pin below, spring pin 1 can move axially in supporting seat 2 and spring pin sleeve 10.
When drilling derrick is in running order (as shown in Figure 1), be that derrick upper body 8 and derrick lower body 9 be not when overlapping, spring pin 1 is positioned at the pin-and-hole of spring pin sleeve 10 and sleeve 3, with overhead traveling crane 14 and derrick upper body 8 fixing pinnings, overhead traveling crane 14 and derrick upper body 8 can not relatively rotate, to guarantee the drilling machine construction operation.
When rig need transport, derrick upper body 8 is under the driving of extending cylinder, when derrick upper body 8 is displaced downwardly to and overlaps with derrick lower body 9 (as shown in Figure 2), insert in the pin-and-hole of sleeve 3 upper end of set pin 4, and with spring pin 1 jack-up upwards, set pin 4 is positioned at sleeve 3, spring pin 1 is positioned at spring pin sleeve 10, releasing sleeve 3 is connected with supporting seat 2, and overhead traveling crane and derrick upper body catch gear are opened, and this moment, overhead traveling crane 14 can rotate.
The utility model overhead traveling crane positioning of rotating forced locking device is by after adopting the withdrawal of derrick upper body, and operation control is convenient in the set pin compression spring pin release of derrick lower body top, safe and reliable, effectively improve the automatic guidance ability of rig, avoided the artificial mechanism rotation, reduce task difficulty.
The utility model overhead traveling crane positioning of rotating forced locking device is not only applicable to the employed truck-mounted drilling rig of exploiting coal bed methane, is applicable to the rig of other similar structures yet.The example of the embodiment that this specification sheets provides for lifting with regard to claims, those skilled in the art can also provide more technical schemes and not break away from the opinion of this patent claim.
Claims (4)
1. an overhead traveling crane positioning of rotating forced locking device comprises derrick, overhead traveling crane slewing arrangement, and derrick is made up of derrick upper body and derrick lower body; The connection hoop of overhead traveling crane slewing arrangement is connected with upper end, derrick upper body, connect the hoop flange and be connected the hoop captive joint, the overhead traveling crane butt flange is fixedly mounted on the overhead traveling crane lower end, connecting the hoop flange captives joint with the overhead traveling crane butt flange, it is characterized in that: set pin (4) is fixedly mounted on the upper end of derrick lower body (9), sleeve (3) is captiveed joint with derrick upper body (8), spring pin assembly (6) be connected hoop (5) and connect; Set pin (4) and spring pin (1) be positioned at same axis and with the derrick parallel axes.
2. overhead traveling crane positioning of rotating forced locking device according to claim 1, it is characterized in that: supporting seat (2) upper fixed of described spring pin assembly (6) is equipped with spring pin sleeve (10), supporting seat (2) and overhead traveling crane slewing arrangement be connected hoop (5) captive joint; Described supporting seat (2) is positioned at the top of sleeve (3); Spring pin (1) is installed in the pin-and-hole of spring pin sleeve (10), pin below.
3. overhead traveling crane positioning of rotating forced locking device according to claim 2 is characterized in that: described derrick upper body (8) and derrick lower body (9) be not when overlapping, and spring pin (1) is positioned at the pin-and-hole of spring pin sleeve (10) and sleeve (3).
4. overhead traveling crane positioning of rotating forced locking device according to claim 2, it is characterized in that: when described derrick upper body (8) and derrick lower body (9) overlap, insert in the pin-and-hole of sleeve (3) upper end of set pin (4), with spring pin (1) jack-up upwards, set pin (4) is positioned at sleeve (3), and spring pin (1) is positioned at spring pin sleeve (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201876373U CN201670657U (en) | 2010-05-06 | 2010-05-06 | Crown block rotary positioning automatic locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201876373U CN201670657U (en) | 2010-05-06 | 2010-05-06 | Crown block rotary positioning automatic locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201670657U true CN201670657U (en) | 2010-12-15 |
Family
ID=43328069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201876373U Expired - Fee Related CN201670657U (en) | 2010-05-06 | 2010-05-06 | Crown block rotary positioning automatic locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201670657U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105776021A (en) * | 2016-05-06 | 2016-07-20 | 江苏盖亚环境科技股份有限公司 | Crown block pulley assembly deflection mechanism of drilling machine |
-
2010
- 2010-05-06 CN CN2010201876373U patent/CN201670657U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105776021A (en) * | 2016-05-06 | 2016-07-20 | 江苏盖亚环境科技股份有限公司 | Crown block pulley assembly deflection mechanism of drilling machine |
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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: 20101215 Termination date: 20160506 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |