CN202483465U - Luffing mechanism and rotary drilling machine - Google Patents
Luffing mechanism and rotary drilling machine Download PDFInfo
- Publication number
- CN202483465U CN202483465U CN2012200444723U CN201220044472U CN202483465U CN 202483465 U CN202483465 U CN 202483465U CN 2012200444723 U CN2012200444723 U CN 2012200444723U CN 201220044472 U CN201220044472 U CN 201220044472U CN 202483465 U CN202483465 U CN 202483465U
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- oil cylinder
- hinged
- jib lubbing
- mast
- lubbing mechanism
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Abstract
The utility model discloses a luffing mechanism for a rotary drilling machine. The luffing mechanism comprises a mast hydro-cylinder, a tripod and a movable arm, wherein the root portion of the mast hydro-cylinder and the upper end of the movable arm are both hinged with a lower right corner of the tripod, and a hinged shaft on the root portion of the mast hydro-cylinder and a hinged shaft on the upper end of the movable arm are staggered. By means of the luffing mechanism, the hinged shaft on the root portion of the mast hydro-cylinder and the hinged shaft on the upper end of the movable arm are of different shafts. When the mast hydro-cylinder or the movable arm needs to be disassembled, the mast hydro-cylinder or the movable arm can be disassembled independently, and therefore speeds of disassembly and assembly can be improved, and repair efficiency can be improved greatly. With an optimized method, hinged shafts of two mast hydro-cylinders arranged in parallel, a support rod and a luffing hydro-cylinder are of the same height and hinged through different shafts on an axes, each hinged shaft can be disassembled independently for repairing, and the installing method improves the repair efficiency of the luffing mechanism. The utility model further discloses a rotary drilling machine including the luffing mechanism.
Description
Technical field
The utility model relates to technical field of engineering machinery, particularly relates to a kind of jib lubbing mechanism.In addition, the utility model also relates to a kind of rotary drilling rig that comprises above-mentioned jib lubbing mechanism.
Background technology
Rotary drilling rig is a kind of large diameter, deep borehole pore-forming equipment, and wherein jib lubbing mechanism is the critical component of rotary drilling rig.It is the link of turntable and rig equipment.The stability of rising and falling, boring when working the mast support of boring mast is all guaranteed by jib lubbing mechanism.
The jib lubbing mechanism of present domestic rotary drilling rig adopts luffing hydraulic cylinder and parallelogram linkage usually; The jib lubbing mechanism of this structure has favorable rigidity and stability; Also have simultaneously certain impact resistance and vibration resistance property; It is just collapsible to need not dismounting, can reduce the length and the height of complete machine, is convenient to transportation.
The linkage of parallelogram through the effect of hydraulic cylinder, can be controlled the distance of said mast and body.Through the angle adjustment of mast oil cylinder to said mast, in the time of can realizing work with when transportation, the said mast height and the flexible of ground angle relatively.
Please refer to Fig. 1 and Fig. 2, Fig. 1 is a kind of front view of jib lubbing mechanism of typical rotary drilling rig, and Fig. 2 is the lateral view of rotary drilling rig shown in Figure 1.
The jib lubbing mechanism of rotary drilling rig comprises mast 1, tripod 2, mast oil cylinder 3, swing arm 4, amplitude oil cylinder 5, support bar 6, turntable 7; Said amplitude oil cylinder 5 makes said jib lubbing mechanism change shape and hoists, and the said then mast oil cylinder 3 said mast 1 that hoists makes its setting.
The jointed shaft of said mast oil cylinder 3 roots is coaxial with the jointed shaft of said swing arm 4 upper ends.Said amplitude oil cylinder 5 is installed in said support bar 6 tops, and an end is connected on the said turntable 7, and the other end is connected the upper end of said swing arm 4, has two said amplitude oil cylinder 5 usually, and lays respectively at the both sides of said swing arm 4 and coaxial hinged.
If said mast oil cylinder 3 needs dismounting, then said swing arm 4 also can be by dismounting simultaneously; Otherwise if dismantle said swing arm 4, then said mast oil cylinder 3 also can be by dismounting simultaneously.In addition; The parallel construction of said jib lubbing mechanism is all through coaxial hinged; When one of them parts damages or break down when needing dismounting, the miscellaneous part coaxial with it also can be brought many inconvenience to dismounting by dismounting simultaneously; Increased operating personnel's workload, the maintenance efficiency of said jib lubbing mechanism is lower.
Therefore, how improving the maintenance efficiency of the jib lubbing mechanism of rotary drilling rig, is that those skilled in the art continue the technical problem that solves at present.
The utility model content
The purpose of the utility model provides a kind of jib lubbing mechanism that is used for rotary drilling rig, and the maintenance efficiency of this jib lubbing mechanism is higher.Another purpose of the utility model provides a kind of rotary drilling rig that comprises above-mentioned jib lubbing mechanism.
In order to solve the problems of the technologies described above; The utility model provides a kind of jib lubbing mechanism of rotary drilling rig; Comprise mast oil cylinder, tripod and swing arm; The root of said mast oil cylinder and the lower right corner of said tripod are hinged, and the upper end of said swing arm and the lower right corner of said tripod are hinged, and the jointed shaft of the jointed shaft of said mast oil cylinder root and said swing arm upper end staggers.
Preferably, the support bar of said jib lubbing mechanism, amplitude oil cylinder, said mast oil cylinder, said tripod and said swing arm are all each two and be set up in parallel.
Preferably, two said amplitude oil cylinder arranged side by side are between two said support bars arranged side by side.
Preferably, the root of two said mast oil cylinders arranged side by side is hinged with the lower right corner of said tripod respectively by two axles on the same axis.
Preferably, the upper end of two said support bars arranged side by side is hinged with the lower left corner of said tripod respectively by two axles on the same axis, and the lower end is also hinged with turntable respectively by two axles on the same axis.
Preferably, the flexible end of said amplitude oil cylinder arranged side by side is hinged with said swing arm respectively by two axles on the same axis, and root is also hinged with said turntable respectively by two axles on the same axis.
The utility model also provides a kind of rotary drilling rig, comprises boring mast and jib lubbing mechanism, and said jib lubbing mechanism is above-mentioned each described jib lubbing mechanism.
The jib lubbing mechanism that the utility model provides; Comprise mast oil cylinder, tripod and swing arm; The root of said mast oil cylinder and the lower right corner of said tripod are hinged; The upper end of said swing arm and the lower right corner of said tripod are hinged, and the jointed shaft of the jointed shaft of said mast oil cylinder root and said swing arm upper end staggers.
The jib lubbing mechanism of this structure, the jointed shaft disalignment of the jointed shaft of said mast oil cylinder root and said swing arm upper end.When needs are dismantled said mast oil cylinder or said swing arm, can dismantle separately, can improve dismounting speed like this, and improve maintenance efficiency significantly.
In the another kind of embodiment, all each two and be set up in parallel of the support bar of said jib lubbing mechanism, amplitude oil cylinder, said mast oil cylinder, said tripod and said swing arms.
The base of said swing arm, said support bar and said tripod constitutes parallel-crank mechanism, and said amplitude oil cylinder is the diagonal of said parallel-crank mechanism, and the jointed shaft at said amplitude oil cylinder two ends is all not coaxial with miscellaneous part, can dismantle separately.
Said jib lubbing mechanism can have each one of said support bar, said amplitude oil cylinder, said mast oil cylinder, said tripod and said swing arm at least; Common said jib lubbing mechanism has two the said support bars that are set up in parallel, said amplitude oil cylinder, said mast oil cylinder, said tripod and said swing arms; Certainly, above-mentioned parts arranged side by side also can be more than two.
In the further preferred embodiment, the root of two said mast oil cylinders arranged side by side is hinged with the lower right corner of said tripod respectively by two axles on the same axis; The upper end of two said support bars arranged side by side is hinged with the lower left corner of said tripod respectively by two axles on the same axis, and the lower end is also hinged with turntable respectively by two axles on the same axis; The flexible end of said amplitude oil cylinder arranged side by side is hinged with said swing arm respectively by two axles on the same axis, and root is also hinged with said turntable respectively by two axles on the same axis.
Single said mast oil cylinder, said support bar and said amplitude oil cylinder all can be dismantled separately and keep in repair, and can improve the maintenance efficiency of said jib lubbing mechanism.
The utility model also provides a kind of rotary drilling rig, comprises above-mentioned jib lubbing mechanism, and the jib lubbing mechanism of said rotary drilling rig has higher maintenance efficiency.
Description of drawings
Fig. 1 is a kind of front view of jib lubbing mechanism of typical rotary drilling rig;
Fig. 2 is the lateral view of rotary drilling rig shown in Figure 1;
Fig. 3 is a rotary drilling rig transport condition sketch map;
Fig. 4 is the rotary drilling rig working state schematic representation;
The structural representation of a kind of specific embodiment of jib lubbing mechanism of the rotary drilling rig that Fig. 5 is provided for the utility model embodiment;
Fig. 6 is the lateral view of jib lubbing mechanism shown in Figure 5;
Fig. 7 is the sectional view of jointed shaft in the tripod lower right corner of jib lubbing mechanism shown in Figure 5;
Fig. 8 is the sectional view of jointed shaft in the tripod lower left corner of jib lubbing mechanism shown in Figure 5;
Fig. 9 is the sectional view of jointed shaft of the flexible end of amplitude oil cylinder of jib lubbing mechanism shown in Figure 5;
Figure 10 is the sectional view of jointed shaft of amplitude oil cylinder root and the support arm lower end of jib lubbing mechanism shown in Figure 5.
The specific embodiment
The core of the utility model provides a kind of jib lubbing mechanism that is used for rotary drilling rig, and the maintenance efficiency of this jib lubbing mechanism is higher.Another core of the utility model provides a kind of rotary drilling rig that comprises above-mentioned jib lubbing mechanism.
In order to make those skilled in the art person understand the utility model scheme better, the utility model is done further to specify below in conjunction with the accompanying drawing and the specific embodiment.
Please refer to Fig. 3 to Fig. 6; Fig. 3 is a rotary drilling rig transport condition sketch map; Fig. 4 is the rotary drilling rig working state schematic representation, and the structural representation of a kind of specific embodiment of jib lubbing mechanism of the rotary drilling rig that Fig. 5 is provided for the utility model embodiment, Fig. 6 are the lateral view of jib lubbing mechanism shown in Figure 5.
In a kind of concrete embodiment; The utility model provides a kind of jib lubbing mechanism of rotary drilling rig; Comprise mast oil cylinder 3, tripod 2 and swing arm 4; The lower right corner of the root of said mast oil cylinder 3 and said tripod 2 is hinged, and the lower right corner of the upper end of said swing arm 4 and said tripod 2 is hinged, and the jointed shaft of the jointed shaft of said mast oil cylinder 3 roots and said swing arm 4 upper ends staggers.
The jib lubbing mechanism of this structure, the jointed shaft disalignment of the jointed shaft of said mast oil cylinder 3 roots and said swing arm 4 upper ends.When needs are dismantled said mast oil cylinder 3 or said swing arm 4, can dismantle separately, can improve dismounting speed like this, and improve maintenance efficiency significantly.
In the concrete embodiment of another kind, all each two and be set up in parallel of the support bar 6 of said jib lubbing mechanism, amplitude oil cylinder 5, said mast oil cylinder 3, said tripod 2 and said swing arms 4.
Said swing arm 4, said support bar 6 constitute parallel-crank mechanism with the base of said tripod 2; Said amplitude oil cylinder 5 is the diagonal of said parallel-crank mechanism; And the jointed shaft at said amplitude oil cylinder 5 two ends is all not coaxial with miscellaneous part, can dismantle separately.
Said jib lubbing mechanism can have said support bar 6, said amplitude oil cylinder 5, said mast oil cylinder 3, said tripod 2 and said swing arm 4 each at least; Common said jib lubbing mechanism has two the said support bars 6 that are set up in parallel, said amplitude oil cylinder 5, said mast oil cylinder 3, said tripod 2 and said swing arms 4; Certainly above-mentioned parts arranged side by side also can be more than two.
The lower left corner of the upper end of said support bar 6 and said tripod 2 is hinged, and lower end and said turntable 7 are hinged; The lower right corner of the upper end of said swing arm 4 and said tripod 2 is hinged, and lower end and said turntable 7 are hinged, and said swing arm 4 is parallel with said support bar 6; The flexible end of said amplitude oil cylinder 5 and the upper end of said swing arm 4 are hinged, and root is hinged on the said turntable 7; The last angle and the said mast 1 of said tripod 2 are hinged; The flexible end and the said mast 1 of said mast oil cylinder 3 are hinged, and the lower right corner of root and said tripod 2 is hinged.
Said swing arm 4 rotations of the flexible drive of said amplitude oil cylinder 5, support frame as described above 6 and said swing arm 4 parallel and synchronous rotations, support frame as described above 6 moves with the said tripod 2 of the common drive in the upper end of said swing arm 4, can realize the change in location of said mast 1.
Please refer to Fig. 7 to Figure 10; Fig. 7 is the sectional view of jointed shaft in the tripod lower right corner of jib lubbing mechanism shown in Figure 5; Fig. 8 is the sectional view of jointed shaft in the tripod lower left corner of jib lubbing mechanism shown in Figure 5; Fig. 9 is the sectional view of jointed shaft of the flexible end of amplitude oil cylinder of jib lubbing mechanism shown in Figure 5, and Figure 10 is the sectional view of jointed shaft of amplitude oil cylinder root and the support arm lower end of jib lubbing mechanism shown in Figure 5.
In the further concrete embodiment, two said amplitude oil cylinder 5 arranged side by side are between two said support bars 6 arranged side by side.
Two said amplitude oil cylinder 5 arranged side by side can be arranged side by side two between the said support bar 6, and two said support bars 6 arranged side by side also can be arranged side by side two between the said amplitude oil cylinder 5.The relative position of said amplitude oil cylinder 5 and said support bar 6 can be set according to the concrete structure of jib lubbing mechanism, adopt the mounting means that helps said jib lubbing mechanism action and be convenient to installing/dismounting.
A kind of preferred embodiment in, the root of two said mast oil cylinders 3 arranged side by side is hinged with the lower right corner of said tripod 2 respectively by two axles on the same axis.
In order to improve the efficient of maintenance, single said mast oil cylinder 3 can be dismantled separately keep in repair.Said mast oil cylinder 3 arranged side by side is used different jointed shafts respectively, but each said jointed shaft coaxial line.
In another preferred embodiment, the upper end of two said support bars 6 arranged side by side is hinged with the lower left corner of said tripod 2 respectively by two axles on the same axis, and the lower end is also hinged with turntable 7 respectively by two axles on the same axis.
In order to improve the efficient of maintenance, single said support bar 6 can be dismantled separately keep in repair.Said support bar 6 arranged side by side is used different jointed shafts respectively, but each said jointed shaft coaxial line.
Further preferred embodiment in, the flexible end of said amplitude oil cylinder 5 arranged side by side is hinged with said swing arm 4 respectively by two axles on the same axis, root is also hinged with said turntable 7 respectively by two axles on the same axis.
In order to improve the efficient of maintenance, single said amplitude oil cylinder 5 can be dismantled separately keep in repair.Said amplitude oil cylinder 5 arranged side by side is used different jointed shafts respectively, but each said jointed shaft coaxial line.
Except above-mentioned jib lubbing mechanism, the utility model also provides a kind of rotary drilling rig that comprises above-mentioned jib lubbing mechanism, and the structure of these other each several parts of rotary drilling rig please refer to prior art, and this paper repeats no more.
More than rotary drilling rig and jib lubbing mechanism thereof that the utility model provided have been carried out detailed introduction.Used concrete example among this paper the principle and the embodiment of the utility model are set forth, the explanation of above embodiment just is used to help to understand the method and the core concept thereof of the utility model.Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (7)
1. jib lubbing mechanism; Be used for rotary drilling rig; Comprise mast oil cylinder (3), tripod (2) and swing arm (4), the lower right corner of the root of said mast oil cylinder (3) and said tripod (2) is hinged, and the lower right corner of the upper end of said swing arm (4) and said tripod (2) is hinged; It is characterized in that the jointed shaft of the jointed shaft of said mast oil cylinder (3) root and said swing arm (4) upper end staggers.
2. jib lubbing mechanism as claimed in claim 1 is characterized in that, all each two and be set up in parallel of the support bar of said jib lubbing mechanism (6), amplitude oil cylinder (5), said mast oil cylinder (3), said tripod (2) and said swing arms (4).
3. jib lubbing mechanism as claimed in claim 2 is characterized in that, two said amplitude oil cylinder (5) arranged side by side are positioned between two said support bars (6) arranged side by side.
4. jib lubbing mechanism as claimed in claim 3 is characterized in that, the root of two said mast oil cylinders (3) arranged side by side is hinged with the lower right corner of said tripod (2) respectively by two axles on the same axis.
5. jib lubbing mechanism as claimed in claim 4; It is characterized in that; The upper end of two said support bars (6) arranged side by side is hinged with the lower left corner of said tripod (2) respectively by two axles on the same axis, and the lower end is also hinged with turntable (7) respectively by two axles on the same axis.
6. jib lubbing mechanism as claimed in claim 5 is characterized in that, the flexible end of said amplitude oil cylinder (5) arranged side by side is hinged with said swing arm (4) respectively by two axles on the same axis, and root is also hinged with said turntable (7) respectively by two axles on the same axis.
7. a rotary drilling rig comprises and bores mast and jib lubbing mechanism, it is characterized in that said jib lubbing mechanism is each described jib lubbing mechanism of claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200444723U CN202483465U (en) | 2012-02-10 | 2012-02-10 | Luffing mechanism and rotary drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200444723U CN202483465U (en) | 2012-02-10 | 2012-02-10 | Luffing mechanism and rotary drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202483465U true CN202483465U (en) | 2012-10-10 |
Family
ID=46957892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200444723U Expired - Lifetime CN202483465U (en) | 2012-02-10 | 2012-02-10 | Luffing mechanism and rotary drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202483465U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108930519A (en) * | 2018-09-21 | 2018-12-04 | 河北庄重工程机械有限公司 | A kind of jib lubbing mechanism and rotary drilling rig |
| CN108952568A (en) * | 2018-09-21 | 2018-12-07 | 河北庄重工程机械有限公司 | A kind of drilling machine |
-
2012
- 2012-02-10 CN CN2012200444723U patent/CN202483465U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108930519A (en) * | 2018-09-21 | 2018-12-04 | 河北庄重工程机械有限公司 | A kind of jib lubbing mechanism and rotary drilling rig |
| CN108952568A (en) * | 2018-09-21 | 2018-12-07 | 河北庄重工程机械有限公司 | A kind of drilling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 102249 Beijing ChangPing Railway Station, west of Changping District, 500 meters Patentee after: Beijing CRRC Heavy Industry Mechanics Co., Ltd. Address before: 102249 Beijing ChangPing Railway Station, west of Changping District, 500 meters Patentee before: Beijing CSR Times Heavy Industry Machinery Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20121010 |
|
| CX01 | Expiry of patent term |