CN201406990Y - Luffing device of rotary drilling rig - Google Patents

Luffing device of rotary drilling rig Download PDF

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Publication number
CN201406990Y
CN201406990Y CN2008202339265U CN200820233926U CN201406990Y CN 201406990 Y CN201406990 Y CN 201406990Y CN 2008202339265 U CN2008202339265 U CN 2008202339265U CN 200820233926 U CN200820233926 U CN 200820233926U CN 201406990 Y CN201406990 Y CN 201406990Y
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CN
China
Prior art keywords
mast
drilling rig
rotary drilling
jiao
carriage
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.)
Expired - Lifetime
Application number
CN2008202339265U
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Chinese (zh)
Inventor
黎起富
黄志文
李均良
米树刚
葛万勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing CRRC Heavy Industry Mechanics Co Ltd
Original Assignee
CSR Zhuzou Institute Co Ltd
Beijing CSR Times Locomotive and Rolling Stock Mechanics Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CSR Zhuzou Institute Co Ltd, Beijing CSR Times Locomotive and Rolling Stock Mechanics Co Ltd filed Critical CSR Zhuzou Institute Co Ltd
Priority to CN2008202339265U priority Critical patent/CN201406990Y/en
Application granted granted Critical
Publication of CN201406990Y publication Critical patent/CN201406990Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a luffing device of a rotary drilling rig, comprising a mast bracket used for fixing a mast, and a connecting body structure for connecting the mast bracket and an upper vehicle of the rotary drilling rig; wherein the connecting body structure comprises a first angle end, a second angle end and a third angle end, wherein the first angle end is articulated at the first position of the mast bracket, and the second angle end is connected at the second position of the mast bracket by a first hydraulic device so as to lead the mast bracket to rotate correspondingly to the connecting body structure; the second angle end and the third angle end of the connecting body structure are connected with the upper vehicle of the rotary drilling rig by a deformable parallelogramstructure; and a second hydraulic device which can drive the parallelogram structure to have amplitude translation is connected between the connecting body structure and the upper vehicle of the rotary drilling rig. By providing the mast bracket used for fixing the mast, the luffing device can lead the mast to be unloaded from the mast bracket and separately transported when in transportation, sothat the overhigh problem of the luffing device which can be easily caused in the transportation can be solved.

Description

A kind of luffing device of rotary drilling rig
Technical field
The present invention relates to engineering machinery, be specifically related to a kind of luffing device of rotary drilling rig.
Background technology
Along with rapid economy development, market for rotary drilling rig particularly the demand of large-scale rotary drilling rig increase day by day, therefore the every performance requirement for large-scale rotary drilling rig also improves thereupon.
Luffing device is one of key mechanism of rotary drilling rig, in whole rotary drilling rig, can support the work range of mast, adjusting mast and regulate the height on the relative ground of mast, the mating holes position is adjusted in translation fast, connects mast and chassis and makes the complete machine connection and reasonable arrangement, works the effect of all carrying of forming a connecting link.The luffing device of rotary drilling rig is arranged by the complete machine space and operational stability has a significant impact.
As shown in Figure 1, be the luffing device of rotary drilling rig under the prior art simplified schematic diagram in travel position.Luffing device comprises a union body triangular in shape substantially in the luffing plane 1, and union body 1 has first jiao of end 1a, second jiao of end 1b, third angle end 1c, and described three angle end 1a, 1b, 1c form three drift angles of triangle junction body.Be provided with the first rotating shaft H at first jiao of end 1a, be provided with the second rotating shaft F ' and the 3rd rotating shaft F, be provided with the 4th rotating shaft E perpendicular to the luffing plane at third angle end 1c perpendicular to the luffing plane at second jiao of end 1b perpendicular to the luffing plane.
Wherein, an end of the 4th rotating shaft E and swing arm 21 is hinged, and the other end of swing arm 21 is hinged on the primary importance A that rotary drilling rig is got on the bus; One end of the 3rd rotating shaft F and rod assemblies 22 is hinged, and the other end D of rod assemblies 22 and the primary importance A of rotary drilling rig car body are by hinged with the isometric first connecting rod 23 of the side FE of union body.Thereby the side FE of union body, swing arm 21, rod assemblies 22, first connecting rod 23 form deformable parallelogram sturcutre FEAD.
This luffing device comprises that also an end of first hydraulic jack, 31, the first hydraulic jacks 31 and the second place B that rotary drilling rig is got on the bus are hinged, and the other end is hinged on the 3rd rotating shaft F of union body.One end E of the first side of union body 1 also is connected with the 3rd position C of rotary drilling rig car body by second hydraulic cylinder 32.
The second rotating shaft F ' of union body is connected with an end I of middle mast 5 by the 3rd hydraulic cylinder 33, and the described first rotating shaft H is hinged on the other end of middle mast 5.Connect, the described first rotating shaft H is hinged on the other end of middle mast 5.
During transportation, union body rotates around primary importance A under the effect of first hydraulic jack 31, mast 180 degree that turn forward, and the body of rod is by horizontal positioned, removes upper mast and following mast and catead etc. in the mast assembly, only stays the middle mast 5 that is connected with union body.The other end D of rod assemblies 22 is connected with the first tie point M, near the second place B of upper body, be provided with the second tie point N corresponding with the first tie point M, when first hydraulic jack 31 is retracted in working order, mast is adjusted at vertical state, and two tie point M, N connect by rotating shaft.
Though above-mentioned luffing device can reach the problem that reduces the complete machine shipping height, but the stressed complexity of this jib lubbing mechanism, used more hydraulic cylinder, therefore in the process of luffing motion, bearing load is bigger between each hydraulic cylinder, reduce the stability of whole jib lubbing mechanism, but also made the length dimension of rotary drilling rig when transportation increase.
Therefore, need a kind of stability high to solve the luffing device of rotary drilling rig superelevation problem.
Summary of the invention
The technical problem that the present invention solves is, the luffing device that a kind of stability is high, reduce the rotary drilling rig shipping height is provided.
For solving the problems of the technologies described above, the invention provides a kind of luffing device that is used for rotary drilling rig, comprise the mast carriage that is used for fixing mast and connect described mast carriage and union body structure that rotary drilling rig is got on the bus;
Described union body structure comprises first jiao of end, second jiao of end and third angle end;
Described first jiao of end is hinged on the primary importance on the mast carriage, and described second jiao of end is connected the second place of mast carriage by first hydraulic means, and described mast carriage is rotated with respect to the union body structure;
Getting on the bus of described second jiao of end and third angle end and rotary drilling rig connects by deformable parallelogram sturcutre, also is connected with second hydraulic means that the described parallelogram sturcutre of promotion is done the luffing translation between the getting on the bus of described union body structure and rotary drilling rig.
Preferably, described mast carriage comprises a carriage weldment, and the described primary importance and the second place are on described carriage weldment.
Preferably, an end of described carriage weldment is provided with the hinged joint page structure that is connected with mast, is provided with the location structure of fixed mast along the length direction of carriage weldment.
Described location structure comprises a plurality of bolt assemblies.
Preferably, described first jiao of end is hinged on the primary importance of mast carriage by the terminal pad structure.
Preferably, described parallelogram sturcutre comprises swing arm and the supporting bar structure that installation dimension equates.
Preferably, described parallelogram sturcutre is specially: an end of described second jiao of end and swing arm is hinged, the 3rd position that the other end of this swing arm and rotary drilling rig are got on the bus is hinged, one end of described third angle end and supporting bar structure is hinged, the 4th position that the other end of this supporting bar structure and rotary drilling rig are got on the bus is hinged, and the 3rd position that described rotary drilling rig is got on the bus and the distance between the 4th position equate with distance between second jiao of end and the third angle end.
Preferably, described union body is triangular in shape substantially, and described first jiao of end, second jiao of end, third angle end are respectively corresponding described leg-of-mutton three drift angles.
The invention provides a kind of luffing device of rotary drilling rig.In this luffing device, the mast carriage is used for fixing mast, when transportation, mast is unloaded independent transportation from the mast carriage, utilize parallelogram sturcutre to adjust union body then, the mast carriage is placed on the position transportation of level, so can reduces the shipping height of rotary drilling rig integral body, solved the superelevation problem that rotary drilling rig occurs easily effectively when transportation.
Description of drawings
Fig. 1 is that luffing device under the prior art is in the simplified schematic diagram of travel position;
Fig. 2 is the simplified schematic diagram of luffing device provided by the invention at the construction state;
Fig. 3 is that luffing device provided by the invention is surveyed schematic diagram at the axle of travel position;
Fig. 4 is that the axle of the mast carriage among Fig. 3 is surveyed schematic diagram.
The specific embodiment
In order to make those skilled in the art person understand the solution of the present invention better, the present invention is described in further detail below in conjunction with the drawings and specific embodiments.
See also Fig. 2～Fig. 4, simplified schematic diagram when Fig. 2 is in the construction state for luffing device provided by the invention in the luffing plane, Fig. 3 is that the axle of luffing device provided by the invention when being in travel position surveyed schematic diagram, and Fig. 4 is that the axle of the mast carriage among Fig. 3 is surveyed schematic diagram.As shown in Figure 2, this luffing structure comprises a union body structure 1, and in the present embodiment, union body structure 1 is triangular in shape substantially in the luffing plane.Comprise first jiao of end 1a, second jiao of end 1b and third angle end 1c on this triangle junction body structure 1, described three angle ends are three drift angles of corresponding triangle junction bodies respectively.Comprise the first rotating shaft H at first jiao of end 1a, comprise the second rotating shaft G and the 3rd rotating shaft F, comprise the 4th rotating shaft D perpendicular to the luffing plane at third angle end 1c perpendicular to the luffing plane at second jiao of end 1b perpendicular to the luffing plane.
This luffing structure also comprises the mast carriage 4 of fixed mast 5, mast carriage 4 comprises a carriage weldment 41, carriage weldment 41 has near-end 41a and far-end 41b, and near the near-end 41a of the close carriage weldment of primary importance H ', second place I is near near the far-end 41b.Be provided with the carrier connecting base 42 hinged with mast at the far-end 41b of carriage weldment, be provided with location structure with the mast location along the length direction of carriage weldment, in a kind of specific embodiment, described location structure is a plurality of bolt assemblies.
The second rotating shaft G on second jiao of end 1b of triangle junction body 1 is connected by first hydraulic means 11 with the second place I of mast carriage, and the first rotating shaft H on first jiao of end 1a and the primary importance H ' of mast carriage are hinged.Under the effect of first hydraulic means 11, the mast carriage can rotate in the luffing plane with respect to union body structure 1.
According to the present invention, by the mast carriage of a fixed installation mast is provided, when the transportation rotary drilling rig, mast is split transportation separately from the mast carriage, therefore can the whole shipping height that reduces rotary drilling rig, solve the superelevation problem of the rotary drilling rig that exists in the prior art; And before construction, by the location structure on the mast carriage mast is positioned on the mast carriage, help quick, the accurate location of rotary drilling rig.
As shown in Figure 2, this luffing device also comprises the parallelogram sturcutre of getting on the bus and forming by second jiao of end 1b, third angle end 1c and rotary drilling rig.In the present embodiment, this parallelogram sturcutre comprises swing arm 21 and the rod assemblies 22 that installation dimension equates, an end of swing arm 21 is hinged by the 3rd rotating shaft F and second jiao of end 1b, and the 3rd position A of the other end of swing arm 21 and upper body is hinged.One end of rod assemblies is hinged by the 4th rotating shaft D and third angle end 1c, and the 4th position B of the other end of rod assemblies and upper body is hinged.The 3rd position and the 4th position are to determine in the following manner, promptly the distance between the 3rd position A and the 4th position B should equal the distance of second jiao of end 1b and third angle end 1c, more specifically, the distance between the 3rd position A and the 4th position B should equate with the distance between the 3rd rotating shaft F and the 4th rotating shaft D.Like this, the 3rd rotating shaft F, the 4th rotating shaft D, the 4th position B, the 3rd position A have formed the parallelogram sturcutre FDBA that the distortion of translation luffing can take place.
In order to promote described parallelogram sturcutre generation translation luffing motion, between the upper body of triangle junction body 1 and rotary drilling rig, also be connected with second hydraulic means 31, the 5th rotating shaft E on one end of second hydraulic means and the union body is hinged, and the 5th position C on the other end of second hydraulic means and the upper body is hinged.For the 5th position C on the upper body, can be chosen in any position of upper body, preferred, the 5th position C can overlap with the 4th position B.For the 5th rotating shaft E, can be chosen in any position of union body, preferred, select the 3rd rotating shaft as the 5th rotating shaft.
Under the telescopic action of second hydraulic means 31, parallelogram sturcutre FDBA does the luffing translation, in conjunction with the effect of first hydraulic means, mast is swung in the luffing plane, is implemented in the conversion of travel position and construction state.The parallelogram sturcutre that luffing described herein plane is defined as luffing device is done the plane at luffing translation place.
See also Fig. 3, for luffing device provided by the invention is surveyed schematic diagram at the axle of travel position.In this luffing device, the triangle junction body structure is equipped with the first rotating shaft H perpendicular to the luffing plane at first jiao of end 1a, at second jiao of end 1b the second rotating shaft G and the 3rd rotating shaft F perpendicular to the luffing plane are installed, the 4th rotating shaft D perpendicular to luffing luffing plane are installed at third angle end 1c.
Triangle junction body 1 is connected with the mast carriage with the second rotating shaft G by the first rotating shaft H, please participates in Fig. 4 simultaneously, for the axle of the mast carriage among Fig. 3 is surveyed schematic diagram.Mast carriage 4 comprises carriage weldment 41, end at the carriage weldment is provided with the carrier connecting base 42 hinged with mast, this carrier connecting base 42 is made up of a plurality of hinges that be arranged in parallel, length direction along the carriage weldment, be provided with a plurality of screws, described screw and bolt cooperation are fixedly connected on middle mast on the carriage weldment.Correspondingly, on the sidewall of middle mast, be respectively arranged with the carriage weldment on screw and the carrier connecting base screw and the carrier connecting base that match.
On the carriage weldment near near the far-end 41b of carrier connecting base, select second place I that oil cylinder seat structure 44 is installed, this oil cylinder seat structure 44 comprises two parallel oil cylinder seat 44a, 44b, is used for being connected with first hydraulic means on the union body.On the carriage weldment with near-end 41a near, terminal pad 45 is installed, corresponding, first jiao of end 1a at union body also is provided with the terminal pad that matches with terminal pad 45.
First hydraulic means comprises the first oil cylinder 11a and the second oil cylinder 11b that be arranged in parallel.The end of the end of the first oil cylinder 11a and the second oil cylinder 11b is connected on two oil cylinder seat 44a, the 44b of mast carriage.
Union body 1 is by forming deformable parallelogram sturcutre between the 3rd rotating shaft F and the 4th rotating shaft D and the upper body.In this deformable parallelogram sturcutre, the 3rd position A of the 3rd rotating shaft F and upper body 2 is hinged by swing arm 21, and 2 the 4th position B of the 4th rotating shaft D and upper body is hinged by left and right support bar 22a, 22b.As mentioned above, the distance between the 3rd position and the 4th position equates with distance between second rotating shaft and the 3rd rotating shaft, and the distance of swing arm and two support bars equates, so form parallelogram sturcutre FDBA.In order to promote this parallelogram sturcutre translation, between union body and upper body, also be connected with second hydraulic means, second hydraulic means comprises two the 3rd oil cylinder 31a that be arranged in parallel and the 4th oil cylinder 31b.In order effectively to utilize the confined space of luffing device, shared the 3rd rotating shaft of an end of the 3rd oil cylinder and the 3rd oil cylinder and swing arm, the shared rotating shaft on upper body of the other end of the 3rd oil cylinder and the 4th oil cylinder and rod assemblies.Certainly, the link position on union body or upper body for the 3rd oil cylinder and the 4th oil cylinder can also have alternate manner, only can reach can promote this parallelogram sturcutre FDBA and the luffing translation takes place get final product.
The operating principle of luffing device provided by the invention is described in detail in detail below.
Before rotary drilling rig work, when middle mast 5 is installed, earlier that carrier connecting base corresponding with it on carrier connecting base on the mast carriage 42 and the middle mast 5 is hinged by bearing pin, after the middle mast pre-determined bit, on screw corresponding with it on the screw of carriage weldment and the middle mast, penetrate bolt middle mast is fixed on the mast carriage.Under the adjusting of amplitude oil cylinder and mast oil cylinder, adjust mast then to construction location work.
When rotary drilling rig need transport, adjust luffing device mast is set level, then middle mast is unloaded from the mast carriage, at this moment, no longer comprise middle mast on the rotary drilling rig, therefore highly be lowered, as shown in Figure 3.The present invention can when transportation, unload transportation with middle mast from the mast carriage with the mast carriage of middle mast dismounting by providing in luffing device, can effectively reduce the height of rotary drilling rig when transportation; In when construction, again with the middle mast location and installation on the mast carriage.
More than the luffing device and the mast carriage of rotary drilling rig provided by the present invention is described in detail.Used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.

Claims (7)

1, a kind of luffing device of rotary drilling rig is characterized in that, comprises the mast carriage that is used for fixing mast, connects the union body structure that described mast carriage and rotary drilling rig are got on the bus;
Described union body structure comprises first jiao of end, second jiao of end and third angle end;
Described first jiao of end is hinged on the primary importance on the mast carriage, and described second jiao of end is connected the second place of mast carriage by first hydraulic means, and described mast carriage is rotated with respect to the union body structure;
Described second jiao of end is connected by deformable parallelogram sturcutre with getting on the bus of rotary drilling rig with the third angle end, also is connected with between the getting on the bus of described union body structure and rotary drilling rig to promote second hydraulic means that described parallelogram sturcutre is done the luffing translation.
2, luffing device according to claim 1 is characterized in that described mast carriage comprises a carriage weldment, and the described primary importance and the second place are on described carriage weldment.
3, luffing device according to claim 2 is characterized in that an end of described carriage weldment is provided with the carrier connecting base that is connected with mast, is provided with the location structure of fixed mast along the length direction of carriage weldment.
4, luffing device according to claim 3 is characterized in that described location structure comprises a plurality of bolt assemblies.
5, luffing device according to claim 1 is characterized in that described first jiao of end is hinged on the primary importance of mast carriage by the terminal pad structure.
6 according to each described luffing device of claim 1 to 5, it is characterized in that described parallelogram sturcutre comprises swing arm and supporting bar structure that installation dimension equates.
7, luffing device according to claim 6, it is characterized in that described parallelogram sturcutre is specially: an end of described second jiao of end and swing arm is hinged, the 3rd position that the other end of this swing arm and rotary drilling rig are got on the bus is hinged, one end of described third angle end and supporting bar structure is hinged, the 4th position of the other end of this supporting bar structure and rotary drilling rig car body is hinged, and the 3rd position that described rotary drilling rig is got on the bus and the distance between the 4th position equate with distance between second jiao of end and the third angle end.
8, according to each described luffing device of claim 1 to 5, it is characterized in that described union body is triangular in shape substantially, described first jiao of end, second jiao of end, third angle end are respectively should leg-of-mutton three drift angles.
CN2008202339265U 2008-12-29 2008-12-29 Luffing device of rotary drilling rig Expired - Lifetime CN201406990Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2008202339265U CN201406990Y (en) 2008-12-29 2008-12-29 Luffing device of rotary drilling rig

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2008202339265U CN201406990Y (en) 2008-12-29 2008-12-29 Luffing device of rotary drilling rig

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CN201406990Y true CN201406990Y (en) 2010-02-17

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102889059A (en) * 2012-10-31 2013-01-23 河南省三力机械制造有限公司 Mast supporting buffering device and rotary drilling rig using same
CN103362492A (en) * 2013-06-26 2013-10-23 北京市三一重机有限公司 Method and system for controlling seating of rotary drilling rig mast
CN103993838A (en) * 2014-05-14 2014-08-20 上海中联重科桩工机械有限公司 Triangular luffing mechanism of rotary drilling rig
CN111622679A (en) * 2020-06-16 2020-09-04 赵鑫宇 Lifting device of mast of rotary drilling rig and rotary drilling rig

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102889059A (en) * 2012-10-31 2013-01-23 河南省三力机械制造有限公司 Mast supporting buffering device and rotary drilling rig using same
CN103362492A (en) * 2013-06-26 2013-10-23 北京市三一重机有限公司 Method and system for controlling seating of rotary drilling rig mast
CN103362492B (en) * 2013-06-26 2016-08-10 北京市三一重机有限公司 Control method that rotary digging driller mast is taken a seat and control system
CN103993838A (en) * 2014-05-14 2014-08-20 上海中联重科桩工机械有限公司 Triangular luffing mechanism of rotary drilling rig
CN103993838B (en) * 2014-05-14 2015-09-30 上海中联重科桩工机械有限公司 Triangular luffing mechanism of rotary drilling rig
CN111622679A (en) * 2020-06-16 2020-09-04 赵鑫宇 Lifting device of mast of rotary drilling rig and rotary drilling rig

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C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: BEIJING CSR TIMES LOCOMOTIVE AND ROLLING STOCK MEC

Free format text: FORMER OWNER: BEIJING CSR TEG HEAVY INDUSTRY MACHINERY CO., LTD.

Effective date: 20100810

Free format text: FORMER OWNER: BEIJING CSR TIMES LOCOMOTIVE AND ROLLING STOCK MECHANICS CO., LTD CSR ZHUZOU ELECTRIC LOCOMOTIVE RESEARCH INSTITUTE CO., LTD.

C41 Transfer of patent application or patent right or utility model
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Effective date of registration: 20100810

Address after: 102249 west of ChangPing Railway Station, Beijing, Changping District

Patentee after: Beijing CSR Times Heavy Industry Machinery Co., Ltd.

Address before: 102249 west of ChangPing Railway Station, Beijing, Changping District

Co-patentee before: Beijing CSR Times Heavy Industry Machinery Co., Ltd.

Patentee before: Beijing CSR Times Locomotive and Rolling Stock Mechanics Co., Ltd.

Co-patentee before: CSR Zhuzou Electric Locomotive Research Institute Co., Ltd.

C56 Change in the name or address of the patentee
CP03 Change of name, title or address

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 west of ChangPing Railway Station, Beijing, Changping District

Patentee before: Beijing CSR Times Heavy Industry Machinery Co., Ltd.

CX01 Expiry of patent term

Granted publication date: 20100217

CX01 Expiry of patent term