CN213573929U - Mast device and drilling machine - Google Patents
Mast device and drilling machine Download PDFInfo
- Publication number
- CN213573929U CN213573929U CN202022422229.8U CN202022422229U CN213573929U CN 213573929 U CN213573929 U CN 213573929U CN 202022422229 U CN202022422229 U CN 202022422229U CN 213573929 U CN213573929 U CN 213573929U
- Authority
- CN
- China
- Prior art keywords
- mast
- plate
- welding
- truss
- assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Rod-Shaped Construction Members (AREA)
Abstract
The utility model discloses a mast device and rig, wherein mast device includes the mast subassembly, and the mast subassembly includes that the board welds the mast and connects the truss mast of welding the mast top at the board. In the mast device that this application provided, because the mast subassembly is formed by the combination of truss mast and board welding mast, this application provides the board and welds the mast and guarantee mast device whole straightness accuracy, reduce unnecessary cross-sectional change, load transfer has the continuity, can bear certain amount of deflection through the truss mast, can bear moment of flexure and the moment of torsion that the mast device during operation transmitted to the mast, and the centre sets up the through-hole, when high-order, can make the air current pass through, reduce the wind load that mast device upper portion bore, more do benefit to the stability demand of complete machine, the safety in utilization of the mast device that this application provided improves.
Description
Technical Field
The utility model relates to the technical field, in particular to mast device. The utility model discloses still relate to a rig including above-mentioned mast device.
Background
The mast device is an important component of the drilling machine and is a mounting and supporting part of a drill rod and a power head and a guide part of a working footage thereof. For example, in a mast device of a rotary drilling rig, the design of the mast device must meet the requirements of the maximum depth and the maximum aperture when a drill rod is drilled, and the requirement of the optimal stable angle when the drill rod is safely and stably drilled. The drilling tool is subjected to the torque action of the power head in the drilling process, and is subjected to the action of limit pressure and tension in the drilling tool lifting and pressurizing processes. When the mast works, the mast is acted by bending moment, torque, tension and pressure, so that the quality, strength and rigidity required in the design process are strictly limited.
The mast device integrally comprises a lifting anchor frame 01, an upper mast 03, a middle mast 05, a lower mast 07 and the like, and the upper mast 03, the middle mast 05 and the lower mast 07 of the conventional large-scale drilling machine are plate welded masts. The anchor lifting frame 01 is mounted on the upper mast 03 through a first connecting assembly 02, the upper mast 03 is connected with the middle mast 05 through a second connecting assembly 04, and the middle mast 05 is connected with the lower mast 07 through a third connecting assembly 06.
The mast sections are formed by all parts of the mast, the structural form is a plate welding mast structure, the weight of the mast is large, and the weight of the mast has great influence on the stability of the whole machine when the mast is particularly applied to large or ultra-large drilling machines. Because the mast is positioned at the front half part of the whole machine, if the weight of the mast is larger, the weight of the counterweight at the rear half part of the whole machine is necessary to be correspondingly increased, so that the working parts at the front and rear parts of the whole machine are stressed in balance relative to the rotation center, and the static stability of the whole machine is met. The weight of the mast and the weight of the rear counterweight are increased, when the drilling machine is in a working state, the load capacity is increased for the whole drilling machine, a part of power is consumed internally, unnecessary loss of power is caused, the oil consumption of the drilling machine is high, and the construction efficiency of the drilling machine is low.
When the drilling machine is in a working state, the mast is in a vertical state. In a large-scale drilling machine, the height of the mast is usually as high as 30 meters and more, if each section of the mast is of a plate welding type structure, the wind resistance on the upper half part of the mast is large, the capability of the plate welding type structure for absorbing impact and vibration is weak, and the pressure and torsion resistance of the plate welding type structure is low, so that the use safety of the mast device is reduced.
Therefore, how to improve the safety of the mast device is a technical problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a mast device, this mast device's safety in utilization improves. Another object of the utility model is to provide a rig including above-mentioned mast apparatus.
In order to achieve the above object, the present invention provides a mast device, comprising a mast assembly, the mast assembly comprises a plate welding mast and a truss mast connected above the plate welding mast.
Preferably, the mast assembly comprises an upper mast, a middle mast and a lower mast which are sequentially connected from top to bottom, the lower mast is the plate welding mast, and the upper mast and/or the middle mast is a truss mast.
Preferably, the plate welding mast comprises a first welding plate, a second welding plate and a middle reinforcing welding plate, wherein the first welding plate is fixedly connected with the adjacent side walls to form a cylindrical structure, the second welding plate is fixedly connected with the upper end and the lower end of the first welding plate, the middle reinforcing welding plate is connected with the inner walls of the first welding plate, the middle reinforcing welding plate is fixedly connected with the inner walls of the two connected first welding plates, and the first welding plate and the second welding plate are both of flat plate structures.
Preferably, the truss mast comprises a vertical support rod and a transverse support assembly connecting the two vertical support rods, and the truss mast is a welded assembly.
Preferably, the horizontal supporting assembly is arranged along the vertical supporting rod from top to bottom in multiple layers.
Preferably, the transverse support assembly comprises a reinforcing support column connecting the vertical support rods on two adjacent sides;
and/or the transverse supporting component comprises a reinforced supporting plate for connecting the vertical supporting rods on two adjacent sides.
Preferably, when the transverse supporting assembly comprises the reinforced supporting columns for connecting the two adjacent sides of the vertical supporting rod and the reinforced supporting plates for connecting the two adjacent sides of the vertical supporting rod, the reinforced supporting columns are arranged on the upper side and the lower side of each reinforced supporting plate.
Preferably, when the transverse supporting assembly comprises the reinforced supporting columns and the reinforced supporting plates, the reinforced supporting columns are connected with the two adjacent sides of the vertical supporting rod, the reinforced supporting plates are connected with the two adjacent sides of the vertical supporting rod, the reinforced supporting columns and the reinforced supporting plates are arranged oppositely at the same height, and the reinforced supporting plates are provided with hole structures.
Preferably, the mast assembly further comprises a lifting anchor frame arranged at the top end of the mast assembly, and reinforcing ribs are connected to the positions where the lifting anchor frame is connected with the mast assembly.
A drilling rig comprising a mast apparatus, the mast apparatus being as claimed in any one of the preceding claims.
In the technical solution, the utility model provides a mast device includes the mast subassembly, and the mast subassembly includes that the board welds the mast and connects the truss mast of welding the mast top at the board.
According to the description, the mast device is characterized in that the mast assembly is formed by combining the truss mast and the plate welding mast, the plate welding mast is provided for ensuring the whole straightness of the mast device, unnecessary section change is reduced, load transmission is continuous, a certain deflection can be borne through the truss mast, bending moment and torque transmitted to the mast during working can be borne, the middle of the mast device is provided with the through hole, air flow can pass through the mast device when the mast device is in a high position, wind load borne by the upper portion of the mast is reduced, and the stability requirement of the whole machine is better met.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural view of a conventional mast apparatus;
fig. 2 is a schematic structural diagram of a mast device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a plate welding mast according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a truss mast provided in an embodiment of the present invention.
Wherein in FIGS. 1-4:
01. a suspension anchor frame; 02. a first connection assembly; 03. an upper mast; 04. a second connection assembly; 05. a middle mast; 06. a third connection assembly; 07. a lower mast;
1. a suspension anchor frame; 2. a first connection assembly;
3. an upper mast; 3-1, reinforcing support columns; 3-2, transverse supporting rods; 3-3, reinforcing the supporting plate; 3-4, vertical supporting rods; 3-5, pore structure; 3-6, an upper connecting plate; 3-7, a lower connecting plate;
4. a second connection assembly; 5. a middle mast; 6. a third connection assembly;
7. a lower mast; 7-1, a first welding plate; 7-2, and a middle reinforcing welding plate.
Detailed Description
The core of the utility model is to provide a mast device, this mast device's safety in utilization improves. The utility model discloses another core provides a rig including above-mentioned mast device.
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and embodiments.
Please refer to fig. 2 to fig. 4.
In one embodiment, a mast assembly is provided that includes a mast assembly including a plate welded mast and a truss mast connected above the plate welded mast.
In one embodiment, the plate welded mast includes a first welded plate 7-1 fixedly connected adjacent sidewalls to form a tubular structure. Specifically, the tubular structure is formed by welding four first welded plates 7-1, but the number of the first welded plates 7-1 forming the tubular structure is not limited to four according to actual conditions. Two adjacent first weld plates 7-1 in the height direction may be fixedly connected by bonding or by a threaded fastener.
Preferably, the plate welding mast further comprises a second welding plate fixedly connected with the upper end and the lower end of the first welding plate 7-1, and more preferably, the first welding plate 7-1 and the second welding plate are both of flat plate structures.
Further, the plate welding mast further comprises an intermediate reinforcement weld plate 7-2 connected to the inner wall of the first weld plate 7-1. The middle reinforcing welding plate 7-2 and the inner walls of the two connected first welding plates 7-1 are fixedly connected with the outer wall of the reinforcing welding plate and the cylindrical structure, and preferably, the whole plate welding mast is fixed by welding. The cross section drawing of the plate welding mast is shown in detail in figure 3, six solid surfaces of the plate welding mast are formed by welding a whole steel plate, the steel plate does not need complex bending and deformation, the integral straightness of the mast structure is guaranteed, unnecessary section change is reduced, and load transfer is continuous. The structure keeps a larger flat surface, creates conditions for installing other parts on the plate welding mast, and improves the torsional strength and the bending strength by adding the middle reinforcing welding plate 7-2 in the middle.
In one embodiment, the truss mast is formed by fixedly connecting a plurality of rod structures.
Specifically, the truss mast comprises a vertical support rod 4 and a transverse support assembly connecting the two vertical support rods 4. The number of the vertical support rods 4 can be four, three, five or at least six according to actual needs, and preferably, one vertical support rod 4 is arranged at each folded angle of the plate welding masts.
In order to improve the connection stability, the horizontal supporting components are preferably arranged in multiple layers from top to bottom along the vertical supporting rod 4.
Specifically, the transverse supporting assembly comprises a reinforcing supporting column 3-1 which is connected with two adjacent vertical supporting rods 4 on two sides. Preferably, the two reinforcing support columns 3-1 are arranged in an oblique crossing manner. The reinforcing support columns 3-1 may be hollow tubular structures.
Specifically, the transverse supporting component comprises reinforced supporting plates 3-3 which are connected with vertical supporting rods 4 on two adjacent sides. Specifically, the reinforcing support plate 3-3 is a triangular plate-shaped structure, and in the same plane, the reinforcing support plate 3-3 is a right-angled triangular plate, and the bevel edge is arranged right opposite to the bevel edge. The plane and space triangular unit structure of the triangular unit formed by welding the steel plates bears axial tension or pressure, the strength of materials is fully utilized, the materials are saved, the self weight is lightened, and the rigidity is increased.
When the transverse supporting component comprises the reinforced supporting columns 3-1 connected with the vertical supporting rods 4 at two adjacent sides and the reinforced supporting plates 3-3 connected with the vertical supporting rods 4 at two adjacent sides, the reinforced supporting columns are arranged at the upper and lower sides of the reinforced supporting plates 3-3.
When the transverse supporting component comprises the reinforced supporting columns 3-1 connected with the vertical supporting rods 4 at two adjacent sides and the reinforced supporting plates 3-3 connected with the vertical supporting rods 4 at two adjacent sides, the reinforced supporting columns and the reinforced supporting plates 3-3 are oppositely arranged at the same height, and the reinforced supporting plates 3-3 are provided with hole body structures 3-5.
Preferably, the truss mast is the welding subassembly, and the truss subassembly adopts each connecting piece of direct welding on the processing mode of nodal connection promptly, and nodal connection mode is simple, and the structure outward appearance is succinct, the line type is smooth, the space molding is diversified. The truss mast is fixed, and is a stable and firm structure in the truss structure. The truss structure can bear certain deflection and can bear bending moment and torque transmitted to the mast when the mast works.
Specifically, the plate welding mast can be a welding assembly, and the manufacturing process is simple. The plate welding assembly and the truss mast are integrally of a steel structure, so that quality hidden troubles caused by a plurality of processing links are reduced, high-degree automatic production can be realized, and the manufacturing cost can be reduced.
Of course, in the actual manufacturing process, the truss masts and the plate welding masts are structures that can be of other materials. The truss mast and the plate welding mast can also be detachable structures formed by threaded connection.
As can be seen from the above description, in the mast device provided in the present application, since the mast assembly is formed by combining the truss mast and the plate-welded mast, the composite mast structure has a light weight, and the lightweight mast design is more beneficial to maintaining better safety and stability of the whole machine. The whole mast is arranged in a layout mode that the truss type mast is arranged at the top and the plate welding type mast is arranged at the bottom. Because the permeability of the truss mast is much higher than that of the plate welding mast, the wind load borne by the upper part of the mast is favorably reduced, and the dynamic and static stability of the drilling machine is ensured. Due to the special mechanism design of the upper mast, the wind load borne by the upper part of the mast can be greatly reduced, and the stability requirement of the whole machine is better met.
The composite mast has the advantages of structural design, easy manufacture and processing, light weight, material saving and stronger bending resistance, torsion resistance and compression strength. The mast sections of the truss structure also have the functions of dispersing and absorbing impact and vibration, and the stability design requirement of the main structure of the drilling machine can be better maintained, so that the use safety of the mast device provided by the application is improved.
In one embodiment, the mast assembly comprises an upper mast 3, a middle mast 5 and a lower mast 7 connected in sequence from top to bottom, the lower mast 7 is a plate welded mast, and the upper mast 3 and/or the middle mast 5 is a truss mast. The truss type upper and middle masts 5 are assembled and welded together by high-strength steel round steel pipes and steel plates according to certain design requirements. Specifically, the upper mast 3 and the middle mast 5 are connected by a second connecting assembly 4, and the middle mast 5 and the lower mast 7 are connected by a third connecting assembly 6. For the convenience of installation, the top end of the truss mast is preferably provided with an upper connecting plate 3-6, and the bottom end of the truss mast is preferably provided with a lower connecting plate 3-7. The upper connecting plate 3-6 is connected with the upper part, and the lower connecting plate 3-7 is connected with the lower structure.
Specifically, the first connecting assembly 2, the second connecting assembly 4 and the third connecting assembly 6 may be connecting assemblies which are all fixed together in sequence by connecting members such as bolts, nuts, washers and the like.
In a specific embodiment, the mast device further comprises a lifting anchor frame 1 arranged at the top end of the mast assembly, and reinforcing ribs are connected to the position where the lifting anchor frame 1 is connected with the mast assembly. The davit 1 is connected through first connecting assembly 2 with last mast 3 promptly, is equipped with the strengthening rib on the first connecting assembly 2, and is concrete, and first connecting assembly 2 is including the threaded fastener subassembly of connecting davit 1 and last mast 3. The reinforcing ribs are preferably of a sheet metal structure, and through holes are formed in the middle of the reinforcing ribs.
The application provides a drilling machine, which comprises a mast device, wherein the mast device is any one of the mast devices, the specific structure of the mast device is described in the foregoing, and the application comprises the mast device, and the technical effects are also achieved.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A mast apparatus comprising a mast assembly including a plate welded mast and a truss mast connected above the plate welded mast.
2. A mast apparatus according to claim 1, wherein the mast assembly comprises an upper mast (3), a middle mast (5) and a lower mast (7) connected in sequence from top to bottom, the lower mast (7) being the plate welded mast, and the upper mast (3) and/or the middle mast (5) being a truss mast.
3. A mast apparatus according to claim 1, wherein the plate welding mast comprises a first welding plate (7-1) fixedly connected with adjacent side walls to form a cylindrical structure, a second welding plate fixedly connected with the upper and lower ends of the first welding plate (7-1), and a middle reinforcing welding plate (7-2) connected with the inner wall of the first welding plate (7-1), wherein the middle reinforcing welding plate (7-2) is fixedly connected with the inner wall of the two connected first welding plates (7-1), and the first welding plate (7-1) and the second welding plate are both of a flat plate structure.
4. A mast arrangement according to claim 1, wherein the truss mast comprises a vertical support bar (4) and a transverse support assembly connecting the two vertical support bars (4), the truss mast being a welded assembly.
5. A mast arrangement according to claim 4, wherein the transverse support assemblies are arranged in a plurality of layers from top to bottom along the vertical support bar (4).
6. A mast arrangement according to claim 5, wherein the transverse support assembly comprises a reinforcing support column (3-1) connecting the vertical support bars (4) on adjacent sides;
and/or the transverse supporting component comprises a reinforced supporting plate (3-3) which is connected with the vertical supporting rod (4) at two adjacent sides.
7. A mast apparatus according to claim 6, wherein, when the lateral support assembly comprises a reinforcing support column (3-1) connecting the vertical support bars (4) at two adjacent sides and a reinforcing support plate (3-3) connecting the vertical support bars (4) at two adjacent sides, the reinforcing support column (3-1) is provided at both upper and lower sides of the reinforcing support plate (3-3).
8. A mast apparatus according to claim 6, wherein when the transverse support assembly comprises a reinforced support column (3-1) connecting the vertical support bars (4) at two adjacent sides and a reinforced support plate (3-3) connecting the vertical support bars (4) at two adjacent sides, the reinforced support column (3-1) and the reinforced support plate (3-3) are oppositely arranged at the same height, and the reinforced support plate (3-3) is provided with a hole structure (3-5).
9. A mast arrangement according to any one of claims 1-8, further comprising a davit (1) mounted at the top end of the mast assembly, wherein reinforcing bars are attached to the davit (1) at the location of attachment to the mast assembly.
10. A drilling rig comprising a mast arrangement, characterized in that the mast arrangement is a mast arrangement according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022422229.8U CN213573929U (en) | 2020-10-27 | 2020-10-27 | Mast device and drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022422229.8U CN213573929U (en) | 2020-10-27 | 2020-10-27 | Mast device and drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213573929U true CN213573929U (en) | 2021-06-29 |
Family
ID=76529932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022422229.8U Active CN213573929U (en) | 2020-10-27 | 2020-10-27 | Mast device and drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213573929U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112081533A (en) * | 2020-10-27 | 2020-12-15 | 北京中车重工机械有限公司 | Mast device and drilling machine |
-
2020
- 2020-10-27 CN CN202022422229.8U patent/CN213573929U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112081533A (en) * | 2020-10-27 | 2020-12-15 | 北京中车重工机械有限公司 | Mast device and drilling machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201507031U (en) | Structural system of steel truss structural transition layer | |
| CN213573929U (en) | Mast device and drilling machine | |
| CN206053121U (en) | A kind of new steel structure beam | |
| US20100031600A1 (en) | Load Bearing Frame | |
| CN203079594U (en) | Balance arm of tower crane and tower crane | |
| CN205312931U (en) | Modular cantilever crane and hoisting equipment | |
| CN108756409A (en) | A kind of anti-seismic structure improving reinforced concrete frame endurance and stiffness and energy consumption | |
| CN112081533A (en) | Mast device and drilling machine | |
| CN212427517U (en) | Steel frame construction based on SMA knee brace | |
| CN2391933Y (en) | Steel joint for steel structure building | |
| CN203188120U (en) | Main girder structure of truss type bridge girder erection machine and trussed type bridge girder erection machine | |
| CN211080762U (en) | Bending-resistant arc-shaped steel beam | |
| CN201031114Y (en) | Column crane type mast section | |
| CN102127962B (en) | The bidirectional stress base section of the attached lift scaffold improved | |
| CN212715644U (en) | Steel construction truss girder node | |
| CN211735808U (en) | Girder and crossbeam connection structure of H shaped steel concrete | |
| CN204738229U (en) | Two bearing plate cable -stay bridge cable wire tower steel anchor case anchor structures | |
| CN212024475U (en) | Elevator guide rail bracket with space structure | |
| CN103317754A (en) | Hydraulic press column with polyhedral sandwich panels | |
| CN220978786U (en) | Aluminum template assembly for building | |
| CN214641746U (en) | Large-span cross beam structure of fixed-beam gantry machining center | |
| CN220764746U (en) | Multifunctional landing gear | |
| CN211690814U (en) | Shaped steel concrete column-girder steel connection structure | |
| CN217630438U (en) | Assembled square steel pipe column and I-shaped steel beam connecting structure | |
| CN220486902U (en) | Structural tube sheet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |