CN202483464U - Rotary drilling rig - Google Patents
Rotary drilling rig Download PDFInfo
- Publication number
- CN202483464U CN202483464U CN201220044342XU CN201220044342U CN202483464U CN 202483464 U CN202483464 U CN 202483464U CN 201220044342X U CN201220044342X U CN 201220044342XU CN 201220044342 U CN201220044342 U CN 201220044342U CN 202483464 U CN202483464 U CN 202483464U
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- Prior art keywords
- mast
- elevator
- stay cord
- drilling rig
- rotary drilling
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Abstract
The utility model discloses a rotary drilling rig which comprises a mast and a forcing winch. A first lateral plate and a second lateral plate of the forcing winch are welded on the mast, a coiling drum of the forcing winch is installed between the lateral plates, an arc reinforcing plate is arranged below the coiling drum, the arc reinforcing plate is provided with a rope hole, and a winch digging rope led out from the forcing winch passes through the rope hole to be located inside the mast. The digging rope of the forcing winch can be connected with a pulley through the rope hole of the arc reinforcing plate, the winch digging rope led out from the forcing winch is right located inside the mast to be free of attachment to surface of the mast, and layout of other components on the surface of the mast cannot be influenced. The digging rope is supported by the pulley when the digging rope is led out from the mast, and the digging rope cannot be adhered to the surface of the mast, so that layout of other components on the surface of the mast cannot be influenced.
Description
Technical field
The utility model relates to technical field of engineering machinery, particularly relates to a kind of rotary drilling rig.
Background technology
Rotary drilling rig is a kind of large diameter, deep borehole pore-forming equipment; The lifting of drilling rod and whereabouts realize through the haulage cable that is connected between master winch reel and the drilling rod that mainly unit head is pressurizeed or promotes then mainly contains two kinds of pressuring methods: a kind of is that oil cylinder pressurization, another kind are the elevator pressurizations.
Adopt the rotary drilling rig of oil cylinder pressurization, because the stroke of pressurization oil cylinder is generally shorter, thus only can in the travel range of pressurization oil cylinder, move to unit head, and plus-pressure is also less.Adopt the rotary drilling rig of elevator pressurization, can realize bigger plus-pressure, also can effectively solve the contingency that causes because of the hydraulic jack off-load, make construction operation safer, reliable.
Please refer to Fig. 1 to Fig. 3, Fig. 1 is a kind of structural representation of typical rotary drilling rig, and Fig. 2 is the rise schematic diagram of traction stay cord of the pressurization elevator of rotary drilling rig shown in Figure 1, and Fig. 3 be that the pressurization elevator of rotary drilling rig shown in Figure 1 descends and draws the schematic diagram of stay cord.
Adopt the mast 19 that the rotary drilling rig of elevator pressurization comprises the rotary drilling rig main frame, combines with the rotary drilling rig main frame through connecting rod '.Assembly pulley one end on mast 19 ' top combines with master winch, the other end is worn around assembly pulley and drilling rod 20 ' combine.
Mast 19 ' the middle and upper part be provided with pressurization elevator 18 ', the pressurization wire rope of drawing by pressurization elevator reel one side successively the upper mast pulley 1 through being arranged on mast top ', upper mast pulley 2 ', unit head top sheave 3 ' combine with the rope cover of wedge that is arranged on said mast 19 ' top; The boom hoist cable of drawing by pressurization elevator reel opposite side successively the upper mast pulley 4 through being arranged on said mast 19 ' top ', be arranged on the following mast pulley 5 of mast bottom ', unit head lower sheave 6 ', down mast pulley 7 ', down mast pulley 8 ', rope cover of wedge 9 ' combine with the tensioning hydro-cylinder that is arranged on mast 19 ' bottom.
The pressurization wire rope of said pressurization elevator generally is arranged in said mast 19 ' outside, so not only increased said mast 19 ' space outerpace, also influence simultaneously the layout and the installation of said mast 19 ' outer miscellaneous part.
Therefore, the pressurization elevator that how to solve said rotary drilling rig influences the layout of mast surface miscellaneous part, 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 rotary drilling rig, and the pressurization elevator of this rotary drilling rig does not influence the layout of mast surface miscellaneous part.
In order to solve the problems of the technologies described above; The utility model provides a kind of rotary drilling rig, comprises mast and pressurization elevator, and first side plate of said pressurization elevator and second side plate are welded on the said mast; The reel of said pressurization elevator is installed between the side plate; Said reel below has the arc stiffener, and said arc stiffener has the rope hole, and the elevator stay cord of drawing from said pressurization elevator is positioned at said mast inside through said rope hole.
Preferably, has horizontal stiffener between said arc stiffener and the said mast.
Preferably, said horizontal stiffener both sides have the first vertical stiffener.
Preferably, the diagonal position of said horizontal stiffener both sides has the second vertical stiffener vertical with the said first vertical stiffener respectively.
Preferably, the unit head of said rotary drilling rig is positioned at said mast lower end, and said unit head has the first unit head pulley and the second unit head pulley; Said mast top has first top sheave, and the bottom has lower sheave; Said pressurization elevator has the first opposite elevator stay cord of folding and unfolding and the second elevator stay cord, and the said first elevator stay cord links to each other with the stay cord oil cylinder with the said first unit head pulley through said first top sheave; The said second elevator stay cord links to each other with rope processing device with the said second unit head pulley through said lower sheave.
Preferably, said rotary drilling rig also comprises second top sheave and the wheel that breaks away, and the said first elevator stay cord links to each other with said stay cord oil cylinder through said first top sheave, the said first unit head pulley, said second top sheave and said sideslip wheel.
Preferably, the axis conllinear of said first top sheave and said second top sheave, the position of said axis is lower than said stay cord oil cylinder and is higher than said sideslip wheel.
Preferably, the axis conllinear of said first unit head pulley and the said second unit head pulley, said axis is higher than said lower sheave.
Preferably, said lower sheave and said rope processing device are with high.
The rotary drilling rig that the utility model provides; Comprise mast and pressurization elevator; First side plate of said pressurization elevator and second side plate are welded on the said mast, and the reel of said pressurization elevator is installed between the side plate, and said reel below has the arc stiffener; Said arc stiffener has the rope hole, and the elevator stay cord of drawing from said pressurization elevator is positioned at said mast inside through said rope hole.
Said first side plate and said second side plate are welded on the said mast, and said reel is installed between the side plate by axis.Said reel below is provided with the arc stiffener; The stay cord of said pressurization elevator can link to each other with pulley through the rope hole of said arc stiffener; The said elevator stay cord of being drawn by said pressurization elevator just is positioned at said mast inside; Can be attached to the surface of said mast, and then can not influence the layout of said mast surface miscellaneous part.
In a kind of mode; Has horizontal stiffener between said arc stiffener and the said mast; Said horizontal stiffener both sides have the first vertical stiffener, and the diagonal position of said horizontal stiffener both sides has the second vertical stiffener vertical with the said first vertical stiffener respectively.
In order to strengthen said arc stiffener, three orthogonal stiffeners are set between said arc stiffener and said mast.
In a kind of preferred mode, the unit head of said rotary drilling rig is positioned at said mast lower end, and said unit head has the first unit head pulley and the second unit head pulley; Said mast top has first top sheave, and the bottom has lower sheave; Said pressurization elevator has the first opposite elevator stay cord of folding and unfolding and the second elevator stay cord, and the said first elevator stay cord links to each other with the stay cord oil cylinder with the said first unit head pulley through said first top sheave; The said second elevator stay cord links to each other with rope processing device with the said second unit head pulley through said lower sheave.
Said pressurization elevator draws said unit head through said first elevator stay cord and the said second elevator stay cord and moves up and down; The stay cord of drawing from said pressurization elevator all is positioned at said mast; When said stay cord is drawn by said mast by pulley support; Can be attached to the surface of said mast, and then can not influence the layout of said mast surface miscellaneous part.
The said first elevator stay cord links to each other with the stay cord oil cylinder with the said first unit head pulley through said first top sheave successively, has constituted the tensioning mechanism that said unit head moves upward; The said second elevator stay cord links to each other with rope processing device with the said second unit head pulley through said lower sheave successively, has constituted the tensioning mechanism that said unit head moves downward.
In a kind of mode, said rotary drilling rig also comprises second top sheave and the wheel that breaks away, and the said first elevator stay cord links to each other with said stay cord oil cylinder through said first top sheave, the said first unit head pulley, said second top sheave and said sideslip wheel.
The tensioning mechanism that said unit head moves upward can also link to each other with said stay cord oil cylinder through said first top sheave, the said first unit head pulley, said second top sheave and said sideslip wheel for the said first elevator stay cord successively.
In the another kind of mode, the axis conllinear of said first top sheave and said second top sheave, the position of said axis is lower than said stay cord oil cylinder and is higher than said sideslip wheel.The axis conllinear of said first unit head pulley and the said second unit head pulley, said axis is higher than said lower sheave.Said lower sheave and said rope processing device are with high.
Two top sheaves of said mast upper end can be installed side by side, and constitute the upwards assembly pulley of tensioning mechanism with said stay cord oil cylinder and said sideslip wheel.Two pulleys of said unit head also can be installed side by side, and said lower sheave and said rope processing device are located on the lower end of said mast, constitute the assembly pulley of downward tensioning mechanism jointly.
Description of drawings
Fig. 1 is a kind of structural representation of typical rotary drilling rig;
Fig. 2 is the rise schematic diagram of traction stay cord of the pressurization elevator of rotary drilling rig shown in Figure 1;
Fig. 3 is the descend schematic diagram of traction stay cord of the pressurization elevator of rotary drilling rig shown in Figure 1;
The reel installation site sketch map of the rotary drilling rig pressurization elevator that Fig. 4 is provided for the utility model embodiment;
Fig. 5 adds the strong form sketch map for the mounting means of reel shown in Figure 4;
The structural representation of a kind of specific embodiment of rotary drilling rig pressurization elevator that Fig. 6 is provided for the utility model embodiment;
Fig. 7 is the lateral view of rotary drilling rig shown in Figure 6;
Fig. 8 is the schematic diagram of the pressurization elevator of rotary drilling rig shown in Figure 6;
Fig. 9 is the structural representation of the pressurization elevator of rotary drilling rig shown in Figure 6.
The specific embodiment
The core of the utility model provides a kind of rotary drilling rig, and the pressurization elevator of this rotary drilling rig does not influence the layout of mast surface miscellaneous part.
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. 4 and Fig. 5, the reel installation site sketch map of rotary drilling rig that Fig. 4 is provided for the utility model embodiment pressurization elevator, Fig. 5 adds the strong form sketch map for the mounting means of reel shown in Figure 4.
In a kind of concrete embodiment; The utility model provides a kind of rotary drilling rig, comprises mast 14 and pressurization elevator, and first side plate 2 of said pressurization elevator and second side plate 3 are welded on the said mast 14; The reel of said pressurization elevator is installed between the side plate; Said reel below has arc stiffener 15, and said arc stiffener 15 has the rope hole, and the elevator stay cord of drawing from said pressurization elevator is positioned at said mast 14 inside through said rope hole.
Said first side plate 2 is welded on the said mast 14 with said second side plate 3, and the reel 1 of said pressurization elevator is installed between two side plates by axis.Said reel 1 below is provided with arc stiffener 15; The stay cord of said pressurization elevator can link to each other with pulley through the rope hole of said arc stiffener 15; The said elevator stay cord of being drawn by said pressurization elevator just is positioned at the inside of said mast 14; Can be attached to the surface of said mast 14, and then can not influence the layout of said mast 14 surperficial miscellaneous parts.
In the further preferred embodiment, has horizontal stiffener 17 between said arc stiffener 15 and the said mast 14.
Said horizontal stiffener 17 links to each other with said arc stiffener 15 on one side, and the both sides on this limit link to each other with said mast 14 respectively, and said horizontal stiffener 17 has been reinforced said arc stiffener 15.
Further in the embodiment, said horizontal stiffener 17 both sides have the first vertical stiffener 16.
The both sides of said horizontal stiffener 17 all have floor, and said floor is the said first vertical stiffener 16, and the said first vertical stiffener 16 has the circular arc limit that is connected with said arc stiffener 15.The said first vertical stiffener 16 has been strengthened said horizontal stiffener 17 and said arc stiffener 15 simultaneously.
In the embodiment further, the diagonal position of said horizontal stiffener 17 both sides has the second vertical stiffener 18 vertical with the said first vertical stiffener 16 respectively.
Said horizontal stiffener 17, the said first vertical stiffener 16 and the said second vertical stiffener 18 all between said arc stiffener 15 and said mast 14, have been strengthened said arc stiffener 15,
Said horizontal stiffener 17, the said first vertical stiffener 16 can be vertical each other with said second vertical stiffener 18 threes, also can be not vertical each other.
Please refer to Fig. 6 to Fig. 9; The structural representation of a kind of specific embodiment of rotary drilling rig pressurization elevator that Fig. 6 is provided for the utility model embodiment; Fig. 7 is the lateral view of rotary drilling rig shown in Figure 6; Fig. 8 is the schematic diagram of the pressurization elevator of rotary drilling rig shown in Figure 6, and Fig. 9 is the structural representation of the pressurization elevator of rotary drilling rig shown in Figure 6.
In a kind of concrete embodiment, the unit head of said rotary drilling rig is positioned at said mast 14 lower ends, and said unit head has the first unit head pulley 8 and the second unit head pulley 9; Said mast 14 tops have first top sheave 4, and the bottom has lower sheave 10; Said pressurization elevator has the first opposite elevator stay cord 6 of folding and unfolding and the second elevator stay cord 7, and the said first elevator stay cord 6 links to each other with stay cord oil cylinder 12 with the said first unit head pulley 8 through said first top sheave 4; The said second elevator stay cord 7 links to each other with rope processing device 11 with the said second unit head pulley 9 through said lower sheave 10.
Said pressurization elevator is through said first elevator stay cord 6 and the said unit head of the said second elevator stay cord, 7 tractions; And said unit head is moved up and down; The stay cord of drawing from said pressurization elevator all is positioned at said mast 14; The said stay cord of drawing from said mast 14 is by pulley support, can be attached to the surface of said mast 14, and then can not influence the layout of said mast 14 surperficial miscellaneous parts.
The said first elevator stay cord 6 links to each other with stay cord oil cylinder 12 with the said first unit head pulley 8 through said first top sheave 4 successively, has constituted the tensioning mechanism that said unit head moves upward; The said second elevator stay cord 7 links to each other with rope processing device 11 with the said second unit head pulley 9 through said lower sheave 10 successively, has constituted the tensioning mechanism that said unit head moves downward.
The folding and unfolding of said first elevator stay cord 6 and the said second elevator stay cord 7 is in the opposite direction.In said 6 time receivings of the first elevator stay cord, the said second elevator stay cord 7 is put, said unit head will on move; When the said first elevator stay cord 6 was put, the said second elevator stay cord 7 was received, and said unit head will move down; Said pressurization elevator has been realized the Position Control to said unit head.
In the another kind of concrete embodiment; Said rotary drilling rig also comprises second top sheave 5 and the wheel 13 that breaks away, and the said first elevator stay cord 6 links to each other with said stay cord oil cylinder 12 through said first top sheave 4, the said first unit head pulley 8, said second top sheave 5 and said sideslip wheel 13.
The tensioning mechanism that said unit head moves upward can also link to each other with said stay cord oil cylinder 12 through said first top sheave 4, the said first unit head pulley 8, said second top sheave 5 and said sideslip wheel 13 for the said first elevator stay cord 6 successively.
The tensioning mechanism that said unit head moves upward can be made up of two pulleys; Also can constitute by four pulleys; Certainly; The pulley quantity that constitutes said tensioning mechanism is not limited only to this, and other types can realize drawing the pulley mechanism that moves on the said unit head and also can be applied in the utility model.
In the further concrete embodiment, the axis conllinear of said first top sheave 4 and said second top sheave 5, the position of said axis is lower than said stay cord oil cylinder 12 and is higher than said sideslip wheel 13.
Two top sheaves of said mast 14 upper ends can be installed side by side, and constitute the upwards assembly pulley of tensioning mechanism with said stay cord oil cylinder 12 and said sideslip wheel 13.
The position of said stay cord oil cylinder 12 is higher, and the position of said sideslip wheel 13 is lower, and said first top sheave 4 and said second top sheave 5 are between said stay cord oil cylinder 12 and said sideslip wheel 13, and this position helps tensioning mechanism upwards to draw said unit head.But above-mentioned each position component not only is confined to this.
In the another kind of concrete embodiment, the axis conllinear of said first unit head pulley 8 and the said second unit head pulley 9, said axis is higher than said lower sheave 10.
Two pulleys of said unit head can be installed side by side, also can not install side by side, and two said pulleys are positioned on the said unit head and can drive said unit head and change the position, and other mounting meanss that satisfy two pulleys of above-mentioned situation also are fine.
In the further concrete embodiment, said lower sheave 10 is high together with said rope processing device 11.
Said lower sheave 10 and said rope processing device 11 are located on the lower end of said mast 14, constitute the assembly pulley of downward tensioning mechanism jointly.
More than the rotary drilling rig that the utility model provided has 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 (9)
1. rotary drilling rig; Comprise mast (14) and pressurization elevator, it is characterized in that first side plate (2) of said pressurization elevator and second side plate (3) are welded on the said mast (14); The reel of said pressurization elevator is installed between the side plate; Said reel below has arc stiffener (15), and said arc stiffener (15) has the rope hole, and the elevator stay cord of drawing from said pressurization elevator is positioned at said mast (14) inside through said rope hole.
2. rotary drilling rig as claimed in claim 1 is characterized in that, has horizontal stiffener (17) between said arc stiffener (15) and the said mast (14).
3. rotary drilling rig as claimed in claim 2 is characterized in that, said horizontal stiffener (17) both sides have the first vertical stiffener (16).
4. rotary drilling rig as claimed in claim 3 is characterized in that, the diagonal position of said horizontal stiffener (17) both sides has the second vertical stiffener (18) vertical with the said first vertical stiffener (16) respectively.
5. like each described rotary drilling rig of claim 1 to 4, it is characterized in that the unit head of said rotary drilling rig is positioned at said mast (14) lower end, said unit head has the first unit head pulley (8) and the second unit head pulley (9); Said mast (14) top has first top sheave (4), and the bottom has lower sheave (10); Said pressurization elevator has the first opposite elevator stay cord (6) of folding and unfolding and the second elevator stay cord (7), and the said first elevator stay cord (6) links to each other with stay cord oil cylinder (12) with the said first unit head pulley (8) through said first top sheave (4); The said second elevator stay cord (7) links to each other with rope processing device (11) with the said second unit head pulley (9) through said lower sheave (10).
6. rotary drilling rig as claimed in claim 5; It is characterized in that; Said rotary drilling rig also comprises second top sheave (5) and the wheel (13) that breaks away, and the said first elevator stay cord (6) is taken turns (13) with said sideslip and linked to each other with said stay cord oil cylinder (12) through said first top sheave (4), the said first unit head pulley (8), said second top sheave (5).
7. rotary drilling rig as claimed in claim 6 is characterized in that, the axis conllinear of said first top sheave (4) and said second top sheave (5), and the position of said axis is lower than said stay cord oil cylinder (12) and is higher than said sideslip wheel (13).
8. rotary drilling rig as claimed in claim 7 is characterized in that, the axis conllinear of said first unit head pulley (8) and the said second unit head pulley (9), and said axis is higher than said lower sheave (10).
9. rotary drilling rig as claimed in claim 8 is characterized in that, said lower sheave (10) and said rope processing device (11) are with high.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220044342XU CN202483464U (en) | 2012-02-10 | 2012-02-10 | Rotary drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220044342XU CN202483464U (en) | 2012-02-10 | 2012-02-10 | Rotary drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202483464U true CN202483464U (en) | 2012-10-10 |
Family
ID=46957891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220044342XU Expired - Lifetime CN202483464U (en) | 2012-02-10 | 2012-02-10 | Rotary drilling rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202483464U (en) |
-
2012
- 2012-02-10 CN CN201220044342XU patent/CN202483464U/en not_active Expired - Lifetime
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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 |