CN202360669U - Cylinder bottom fixed damping device of pressurizing oil cylinder of rotary drilling rig - Google Patents
Cylinder bottom fixed damping device of pressurizing oil cylinder of rotary drilling rig Download PDFInfo
- Publication number
- CN202360669U CN202360669U CN 201120489642 CN201120489642U CN202360669U CN 202360669 U CN202360669 U CN 202360669U CN 201120489642 CN201120489642 CN 201120489642 CN 201120489642 U CN201120489642 U CN 201120489642U CN 202360669 U CN202360669 U CN 202360669U
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- oil cylinder
- hole
- drilling rig
- rotary drilling
- connecting plate
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Abstract
The utility model relates to a fixed device of a pressurizing oil cylinder of a rotary drilling rig, and aims to provide a cylinder bottom fixed damping device of the pressurizing oil cylinder of the rotary drilling rig with a simple structure. The problem that the pressurizing oil cylinder swings violently during pressurization drilling of the rotary drilling rig can be solved, and the service life of the pressurizing oil cylinder is prolonged. The cylinder bottom fixed damping device of the pressurizing oil cylinder of the rotary drilling rig comprises a hinge base, a hinge shaft and an elastic part, wherein the hinge base is fixedly arranged on a mast of the rotary drilling rig; the hinge shaft is fixedly arranged on the hinge base; and the elastic part is sleeved on the hinge shaft. The hinge base is fixedly arranged on the mast of the rotary drilling rig, the hinge shaft is fixedly arranged on the hinge base, a connecting rod at the tail end of the pressurizing oil cylinder is connected with the hinge base by the hinge shaft, the elastic part is sleeved on the hinge shaft, and the elastic part can effectively absorb the vibration energy of the oil cylinder when pressure drilling of the drilling rig, so that the vibration of the oil cylinder is reduced, the collision noise can be eliminated, and the service life of the pressurizing oil cylinder is prolonged.
Description
Technical field
The utility model relates to a kind of rotary drilling rig, particularly relates to a kind of fixing device of rotary drilling rig pressurization oil cylinder.
Background technique
Need rig plus-pressure to be provided during rotary drilling rig boring, two kinds of pressuring methods are arranged usually: oil cylinder pressurization and elevator pressurization to drilling rod.When adopting the compressed oil cylinder structure; The oil cylinder piston bar is connected through bearing pin with the unit head balladeur train; The cylinder body front end is connected with mast, and cylinder bottom is not done connection for preventing the location; As shown in Figure 1, the connecting rod 2 ' of pressurization oil cylinder 1 ' tail end and be fixedly mounted between the hinged seat fixed plate 4 ' on the mast 3 ' of rotary drilling rig and do not have annexation.When the rig pressurization is crept into, the unit head strenuous vibration, and through the vibrations of balladeur train drive pressurization oil cylinder; Because oil cylinder is that front end is fixed, and cylinder body is very long, so cylinder bottom position vibration amplitude is big especially; To such an extent as to cylinder bottom and mast clash, finally the oil cylinder inner sealing is caused damage.
The model utility content
The technical problem that the utility model will solve provides fixedly damping device of a kind of rotary drilling rig simple in structure pressurization oil cylinder cylinder bottom, eliminates the oil cylinder that pressurizes when the rotary drilling rig pressurization is crept into and significantly rocks, and improves the working life of pressurization oil cylinder.
A kind of rotary drilling rig pressurization of the utility model oil cylinder cylinder bottom is damping device fixedly; Comprise hinged seat, hinged seat is fixedly mounted on the mast of rotary drilling rig, and this device also comprises hinging shaft and elastic member; Hinging shaft is installed on the hinged seat, and elastic member is sleeved on the hinging shaft.
A kind of rotary drilling rig pressurization of the utility model oil cylinder cylinder bottom is damping device fixedly; Wherein said hinged seat comprises fixed plate, is fixedly mounted on the left and right connecting plate on the fixed plate; Fixed plate is fixedly mounted on the mast, and fixed plate and left connecting plate, right connecting plate constitute rectangular through slot, on left and right connecting plate, offer left through hole and right through hole; Hinging shaft passes left through hole and right through hole successively; Elastic member comprises left part elastic member and right part elastic member, and the left part elastic member is between the hole wall of hinging shaft and left through hole, and the right part elastic member is between the hole wall of hinging shaft and right through hole.
Preferably, wherein said elastic member is two elastic shock attenuation circles.
Preferably; End at each elastic shock attenuation circle is provided with flange; The right side that is installed in the flange of the elastic shock attenuation circle in the left through hole contacts with the left side of left connecting plate, and the left side that is installed in the flange of the elastic shock attenuation circle in the right through hole contacts with the right side of left connecting plate.
A kind of rotary drilling rig pressurization of the utility model oil cylinder cylinder bottom is damping device fixedly; Wherein said hinged seat comprises fixed plate, is fixedly mounted on the left and right connecting plate on the fixed plate; Fixed plate is fixedly mounted on the mast; Fixed plate and left connecting plate, right connecting plate constitute rectangular through slot, on left and right connecting plate, offer left through hole and right through hole, and hinging shaft passes left through hole and right through hole successively; Elastic member is between left connecting plate and right connecting plate, between hinging shaft and the left through hole, be interference fit or transition fit between hinging shaft and the right through hole.
Preferably, wherein said elastic member is the elastic shock attenuation circle.
Preferably, be provided with flange at the left end of hinging shaft, the right-hand member of hinging shaft is equipped with back-up ring, and the right-hand member of back-up ring is fixed through the cotter pin that is installed on the hinging shaft.Flange and the back-up ring that is installed in the right-hand member of hinging shaft through the hinging shaft left end can prevent elastic shock attenuation circle or hinging shaft axial float.
Preferably, the material of above-mentioned elastic shock attenuation circle is a rubber.
A kind of rotary drilling rig pressurization of the utility model oil cylinder cylinder bottom fixedly damping device difference from prior art is that the utility model is through being fixedly mounted on hinged seat on the mast of rotary drilling rig; Hinging shaft is fixedly mounted on the hinged seat; Be connected with hinging shaft between the connecting rod of pressurization oil cylinder tail end and the hinged seat, elastic member is sleeved on the hinging shaft, when rig adds drilol press; Elastic member can effectively absorb the oil cylinder vibration energy; Reduce oil cylinder and rock, and eliminate impact noise, the working life of improving the pressurization oil cylinder.
Below in conjunction with accompanying drawing the utility model is described further.
Description of drawings
Fig. 1 is the left view of pressurization oil cylinder tail end in the existing technology;
Fig. 2 for a kind of rotary drilling rig of the utility model pressurization oil cylinder cylinder bottom fixedly the master of damping device look sectional view.
Embodiment
Embodiment 1:
As shown in Figure 2; A kind of rotary drilling rig pressurization of the utility model oil cylinder cylinder bottom fixedly damping device comprises hinged seat 1, hinging shaft 10 and elastic member 2; Elastic member 2 comprises two elastic shock attenuation circles 13, and hinged seat 1 comprises fixed plate 4 and left and right connecting plate 5,6, and fixed plate 4 is installed on the mast 11 of rotary drilling rig through bolt; Left side connecting plate 5 is welded on the fixed plate 4 with right connecting plate 6; Fixed plate 4, left connecting plate 5 and right connecting plate 6 constitute rectangular through slot 7, and the connecting rod 3 of pressurization oil cylinder is positioned at groove 7, on left and right connecting plate 5,6, offers left through hole 8 and right through hole 9; Hinging shaft 10 passes mounting hole 12 and the right through hole 9 on left through hole 8, the connecting rod 3 successively; The left end of hinging shaft 10 is provided with flange 15, and the right-hand member of hinging shaft 10 is equipped with back-up ring 16, and the right-hand member of back-up ring 16 is fixing through the cotter pin 17 that is installed on the hinging shaft 10.Hinging shaft 10 is an interference fit with mounting hole 12; Between the hole wall of hinging shaft 10 and left through hole 8, between the hole wall of hinging shaft 10 and right through hole 9 the elastic shock attenuation circle of being processed by rubber 13 is installed all; End at elastic shock attenuation circle 13 is provided with flange 14; The right side that is installed in the flange 14 of the elastic shock attenuation circle 13 in the left through hole 8 contacts with the left side of left connecting plate 5, and the left side that is installed in the flange 14 of the elastic shock attenuation circle 13 in the right through hole 9 contacts with the right side of left connecting plate 5.
Embodiment 2:
When rotary drilling rig pressurization was crept into, the elastic shock attenuation circle effectively absorbed the oil cylinder vibration energy, reduced oil cylinder and rocked, and eliminate impact noise, because be that elasticity is connected between the connecting rod of pressurization oil cylinder tail end and the hinged seat, also can not produce the location.
Above-described embodiment describes the preferred implementation of the utility model; Be not that scope to the utility model limits; Under the prerequisite that does not break away from the utility model design spirit; Various distortion and improvement that those of ordinary skills make the technological scheme of the utility model all should fall in the definite protection domain of the utility model claims.
Claims (8)
1. the fixing damping device of rotary drilling rig pressurization oil cylinder cylinder bottom; Comprise hinged seat (1); Said hinged seat (1) is fixedly mounted on the mast of rotary drilling rig; It is characterized in that: also comprise hinging shaft (10) and elastic member (2), said hinging shaft (10) is installed on the hinged seat (1), and said elastic member (2) is sleeved on the hinging shaft (10).
2. a kind of rotary drilling rig pressurization oil cylinder cylinder bottom according to claim 1 is damping device fixedly; It is characterized in that: said hinged seat (1) comprises fixed plate (4), is fixedly mounted on the left and right connecting plate (5,6) on the fixed plate (4); Said fixed plate (4) is fixedly mounted on the mast (11); Said fixed plate (4) and left connecting plate (5), right connecting plate (6) constitute rectangular through slot (7); On left and right connecting plate (5,6), offer left through hole (8) and right through hole (9), hinging shaft (10) passes left through hole (8) and right through hole (9) successively, and said elastic member (2) comprises left part elastic member and right part elastic member; Said left part elastic member is positioned between the hole wall of hinging shaft (10) and left through hole (8), and said right part elastic member is positioned between the hole wall of hinging shaft (10) and right through hole (9).
3. a kind of rotary drilling rig pressurization oil cylinder cylinder bottom according to claim 2 is damping device fixedly, and it is characterized in that: said elastic member (2) is two elastic shock attenuation circles (13).
4. a kind of rotary drilling rig pressurization oil cylinder cylinder bottom according to claim 3 is damping device fixedly; It is characterized in that: an end of said each elastic shock attenuation circle (13) is provided with flange (14); The said right side that is installed in the flange (14) of the elastic shock attenuation circle (13) in the left through hole (8) contacts with the left side of left connecting plate (5), and the said left side that is installed in the flange (14) of the elastic shock attenuation circle (13) in the right through hole (9) contacts with the right side of left connecting plate (5).
5. a kind of rotary drilling rig pressurization oil cylinder cylinder bottom according to claim 1 is damping device fixedly; It is characterized in that: said hinged seat (1) comprises fixed plate (4), is fixedly mounted on the left and right connecting plate (5,6) on the fixed plate (4); Said fixed plate (4) is fixedly mounted on the mast (11); Said fixed plate (4) and left connecting plate (5), right connecting plate (6) constitute rectangular through slot (7); On left and right connecting plate (5,6), offer left through hole (8) and right through hole (9); Hinging shaft (10) passes left through hole (8) and right through hole (9) successively, and said elastic member (2) is positioned between left connecting plate (5) and the right connecting plate (6), between said hinging shaft (10) and the left through hole (8), be interference fit or transition fit between hinging shaft (10) and the right through hole (9).
6. a kind of rotary drilling rig pressurization oil cylinder cylinder bottom according to claim 5 is damping device fixedly, and it is characterized in that: said elastic member (2) is an elastic shock attenuation circle (13).
7. according to the fixing damping device of each described a kind of rotary drilling rig pressurization oil cylinder cylinder bottom of claim 2 to 6; It is characterized in that: the left end of said hinging shaft (10) is provided with flange (15); The right-hand member of said hinging shaft (10) is equipped with back-up ring (16), and the right-hand member of said back-up ring (16) is fixing through the cotter pin (17) that is installed on the hinging shaft (10).
8. a kind of rotary drilling rig pressurization oil cylinder cylinder bottom according to claim 7 is damping device fixedly, and it is characterized in that: the material of said elastic shock attenuation circle (13) is a rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120489642 CN202360669U (en) | 2011-11-30 | 2011-11-30 | Cylinder bottom fixed damping device of pressurizing oil cylinder of rotary drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120489642 CN202360669U (en) | 2011-11-30 | 2011-11-30 | Cylinder bottom fixed damping device of pressurizing oil cylinder of rotary drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202360669U true CN202360669U (en) | 2012-08-01 |
Family
ID=46571858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120489642 Expired - Fee Related CN202360669U (en) | 2011-11-30 | 2011-11-30 | Cylinder bottom fixed damping device of pressurizing oil cylinder of rotary drilling rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202360669U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086926A (en) * | 2017-12-27 | 2018-05-29 | 三重工股份有限公司 | A kind of pressurization oil cylinder tail end flexible connecting device and rotary drilling rig |
| CN110578466A (en) * | 2019-10-16 | 2019-12-17 | 徐州徐工基础工程机械有限公司 | Multi-shaft sleeve supported disc connecting mechanism, rotary drilling rig and working method |
-
2011
- 2011-11-30 CN CN 201120489642 patent/CN202360669U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086926A (en) * | 2017-12-27 | 2018-05-29 | 三重工股份有限公司 | A kind of pressurization oil cylinder tail end flexible connecting device and rotary drilling rig |
| CN108086926B (en) * | 2017-12-27 | 2020-05-01 | 三一重工股份有限公司 | Flexible connecting device for tail end of pressurizing oil cylinder and rotary drilling rig |
| CN110578466A (en) * | 2019-10-16 | 2019-12-17 | 徐州徐工基础工程机械有限公司 | Multi-shaft sleeve supported disc connecting mechanism, rotary drilling rig and working method |
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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: 20120801 Termination date: 20151130 |
|
| EXPY | Termination of patent right or utility model |