CN202659248U - Self-propelled tunnel drilling jumbo - Google Patents

Self-propelled tunnel drilling jumbo Download PDF

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Publication number
CN202659248U
CN202659248U CN2012203072031U CN201220307203U CN202659248U CN 202659248 U CN202659248 U CN 202659248U CN 2012203072031 U CN2012203072031 U CN 2012203072031U CN 201220307203 U CN201220307203 U CN 201220307203U CN 202659248 U CN202659248 U CN 202659248U
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CN
China
Prior art keywords
platform
chassis
self
mounting plate
upper mounting
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
CN2012203072031U
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Chinese (zh)
Inventor
夏中伏
李红福
魏庆峻
殷国权
李正兵
王波
曾建
蒋凌
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.)
Chengdu Hydroelectric Power Project Co Ltd Of Sinohydro Engineering Bureau 7
Original Assignee
Chengdu Hydroelectric Power Project Co Ltd Of Sinohydro Engineering Bureau 7
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 Chengdu Hydroelectric Power Project Co Ltd Of Sinohydro Engineering Bureau 7 filed Critical Chengdu Hydroelectric Power Project Co Ltd Of Sinohydro Engineering Bureau 7
Priority to CN2012203072031U priority Critical patent/CN202659248U/en
Application granted granted Critical
Publication of CN202659248U publication Critical patent/CN202659248U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model provides a self-propelled tunnel drilling jumbo which is composed of a frame, a platform, an upper platform, a transition platform, a cross beam, a traveling mechanism, a cantilever and the like, wherein the frame is an empty frame and mounted on the traveling mechanism; a cross beam is arranged on the frame; the platform is arranged on the cross beam; the end portions of both sides of the platform in the width direction are connected to the frame through the support; a cambered track and the cantilever are arranged on the platform at the two ends of the platform in the length direction of the tunnel; the upper platform is arranged above the platform; the transition platforms are arranged at the left and right sides above the platform and under the upper platform; and a hoister is arranged between the cantilevers at the two ends of the platform and under the upper platform. The jumbo is rational in structure, low in manufacture cost, and capable of solving the traffic problem in the tunnel and realizing synchronization of drilling, transportation and other operations; besides, repeated mounting and carrying of the drilling equipment are reduced and the bent is removed, and therefore, the construction distance of the drilling equipment is increased and the drilling operation time is increased; and as a result, the working efficiency is greatly improved and the work period is shortened.

Description

The self-walking type tunnel drilling jumbo
Technical field:
The utility model relates to a kind of self-walking type tunnel drilling jumbo, is mainly used in the tunnel construction technical field, especially for the bore operation of the construction of Diversion Tunnels engineering of growing distance, large scale section.
Background technology:
Present domestic water conservancy hydropower industry, what the drilling construction of large-scale diversion tunnel used is the Construction Mode of scaffold match-drill equipment, the job practices of this pattern exist rig repeat install and carrying, the constructed distance of rig is short, and constantly set up framed bent, move and establish rig, cable laying and pipeline, remove framed bent etc., greatly increased the invalid engineering time, therefore cause long in time limit, resource has high input and the problem such as cost height, and the scaffold framed bent occupies sizable space in the tunnel, when carrying out the drilling construction operation, can not pass through haulage vehicle, cause the space interference problem of bore operation and haulage vehicle, affect the required facility of constructing tunnel and other materials, other procedures are also interfered seriously, causing thus in the traffic of tunnel internal cause causes work to be incured loss through delay, greatly reduce operating efficiency, increasing engineering drops into and labour intensity, cause efficient low, long in time limit, use simultaneously the scaffold potential safety hazard large, therefore can not adapt to long distance, the construction requirement of large scale bore tunnel need to be sought advanced practical, cheap construction installation.
Summary of the invention:
The purpose of this utility model is to provide a kind of self-walking type tunnel drilling jumbo, this trolley structure is reasonable, use is flexible, cheap, and can solve traffic problems in the tunnel, realization boring, transportation and other operations are carried out synchronously, satisfy the requirement of the water diversion tunnel project construction of long distance, large scale section, bore operation fast, efficiently can guarantee the duration.
To achieve these goals, the utility model adopts following technical scheme:
The utility model provides a kind of self-walking type tunnel drilling jumbo, this chassis is by frame, platform, upper mounting plate, transition platform, crossbeam, walking mechanism, the compositions such as cantilever, frame is the open web type framework, be installed on the walking mechanism, be provided with crossbeam above the frame, platform is arranged on the crossbeam, the both side ends of berm width direction is connected on the frame by support, on the platform, platform is provided with arc track and cantilever along the two ends of length of tunnel direction, upper mounting plate is arranged on the top of platform, above platform, upper mounting plate respectively arranges a transition platform about the below, between the cantilever at platform two ends, the upper mounting plate below is provided with crane gear.
Compared with prior art, the beneficial effect that the utlity model has is:
1, this chassis platform is high 5 meters, frame is the open web type framework, leave transport channel below the platform, not only can satisfy height and the coverage of bore operation, can reach again this chassis below can by the purpose of haulage vehicle, keep the unimpeded of transport channel, guaranteed the normal transport of tunnel goods and materials, the work of avoiding hole internal cause traffic to cause is incured loss through delay, and the efficient, the reduction engineering that greatly improve constructing tunnel drop into and labour intensity, thereby shorten the constructing tunnel cycle.
When 2, using this chassis, when carrying out bore operation, do not affect the carrying out of grouting operation, front boring, back grouting have been reached, operation horizontal is capable carries out, do not interfere with each other for bore operation and grouting, boring, simultaneously operation of grouting are achieved, greatly increase work efficiency the reduction of erection time, save cost, be specially adapted to the construction in the tunnel of long distance, large scale section.
3, this chassis can be finished the above grout hole bore operation of tunnel chamber stringcourse, the all-hydraulic self-walking trestle chassis of its front can be finished the following grout hole bore operation of tunnel chamber stringcourse, two kinds of chassis are used, and have formed the up and down seamless link of work plane.
4, this utility model provides a kind of rig carrying platform, rig is disposable to be installed on this chassis, in the drilling construction of large-scale diversion tunnel, reduced rig repeat install and handling process, increased the constructed distance of rig, removed from and set up framed bent, remove framed bent, move and establish rig, reduce the non-cutting time of cable, pipe laying, increased the bore operation time, improved the boring progress.
5, this chassis upper mounting plate crane gear of having lifting, rigging down, rig can be placed on this chassis platform easily by the crane gear of this chassis self configuration, it is simple, convenient that rig is laid, many hydraulic power unit centralized management, can reduce the use of cable, avoided various oil pipes chaotic interspersed, handled easily hand operation and maintenance.
6, this chassis platform 2 is 9 meters along length of tunnel direction length, wide is 10-11 rice, this chassis also is provided with transition platform and upper mounting plate, thereby working space is large, take full advantage of the space of this each platform of chassis, plurality of pendulums is put rig, improve the boring amount of this chassis of separate unit, at large section, realized that space hold is little in the work progress in the long tunnel, construction speed is fast, construction technology standard and the purpose of being convenient to modularization management, satisfied the requirement of diversion tunnel constructing tunnel, and guarantee that each rig has enough working spaces, this space comprises the rig operating platform, the part drilling rod, the essential tool of using during boring and rig are in lifting, needed space during dismounting.
7, this chassis is controlled automatically by motor, can carry out the boring work of the continuous diversion tunnel of large tracts of land, adopts this movably drilling jumbo, can constantly move with programming, and penetration rate is fast, can effectively save the construction period reduce project cost.
8, the root of this each cantilever of chassis overlaps with hole axis, carries out luffing by hydraulic jack, rig can easily be adjusted to the drilling hole position in any one coverage, and orifice angle controlling party face is simple, quick, controlled becoming.
9, the movable boom of this chassis and adjustable loop are specially adapted to the tunnel construction of position, all kinds of different hole, different rings distance apart from module.
10, the catch basin of this chassis platform two ends design, the sewage centralized collection that flows out in the time of can be with boring also is discharged to given place by blow-off line, reaches safety construction.
11, this chassis is large-scale steel structure, main member all adopts GB materials processing, and each main member is all connected by high-strength bolt, simple structure, reasonable, load-carrying is large, span is large, easy to operate and mobile in place quick, each parts of this chassis are processed at any time, at any time assembling, installation, dismounting and convenient transportation, and cost is low, maintenance and repair is easy, and service life is long, and long-term benefit is remarkable.
12, guardrail is installed around this chassis platform, prevents dropping of constructor and Work tool, construction safety has been eliminated the potential safety hazard of work high above the ground, has guaranteed carrying out smoothly of engineering.
Description of drawings:
Fig. 1, the utility model front view;
Fig. 2, the utility model left view.
The specific embodiment:
Contrast Fig. 1 and Fig. 2, the utility model provides a kind of self-walking type tunnel drilling jumbo, this chassis is by frame 1, platform 2, upper mounting plate 17, transition platform 18, crossbeam 3, walking mechanism 4, cantilever 5 compositions such as grade, frame 1 is the open web type framework, be installed on the walking mechanism 4, be provided with crossbeam 3 above the frame 1, platform 2 is arranged on the crossbeam 3, the both side ends of platform 2 widths is connected on the frame 1 by support 6, on the platform 2, platform 2 is provided with arc track 16 and cantilever 5 along the two ends of length of tunnel direction, upper mounting plate 17 is arranged on the top of platform 2, above platform 2, a transition platform 18 respectively is set, between the cantilever 5 at platform 2 two ends about upper mounting plate 17 belows, upper mounting plate 17 belows are provided with crane gear 7.
Platform 2 is 9 meters, wide for 10-11 rice along length of tunnel direction length, highly be 5 meters, platform 2 is orthogonal, the middle part perforate, there is cover plate at the perforate position, and the perforate of platform middle part is so that lifting and transportation rig, material, and it is fixed that bore size is come with reference to rig appearance and size, cover with cover plate when not using, used cover plate can bear the weight of rig maximum package; The both ends of platform 2 widths are provided with movable wing plate 8, after movable wing plate 8 puts down with the hole identity distance from being 30cm, the both sides of platform 2 widths respectively are symmetrical arranged 4 screw jacks 9, locking screw jack 9 can be supported in chassis on the face of hole during bore operation, screw jack 9 ends contact by the block rubber buffering with the hole face, hinder side wall concrete and increasing friction force in case stop loss, play the effect that prevents that chassis from sliding.
These trolley track 10 center line spans are 5 meters, and wheel 11 diameters of bottom walking mechanism 4 are 300-400mm, about each 4, wheel 11 is supported on the track 14, drives with motor 12 to make wheel 11 walk this trolley running speed 5-10m/min at track 10.Walking mechanism 4 ends, bottom are provided with rail clamping device 13; Need after this chassis is in place to carry out the chassis location with lift-up device, pallet bottom is provided with 4 jack 14 as the jacking bracing or strutting arrangement, jack 14 application points are at track 10 end faces, and jack 14 contacts with track 10 by the block rubber buffering, and jack 14 does not allow wheel 11 load-bearing after locking.
Platform 2 is 6 meters along cantilever 5 distances at the two ends of length of tunnel direction, with rig a rear ultromotivity gyroaxis center being installed measures, the mobile hydraulic jack 21 that adopts of cantilever 5 is braked, the length of cantilever 5 can be according to ring apart from requiring to adjust, the rig location locks according to diversion tunnel grouting arrangement of boring holes, and in order to dodge the deviation of steel bar layer and built-in pipe, the rig that is installed on the cantilever 5 can be implemented in x, on the y direction ± fine setting of 12cm, and can lock in any point; After rig was fixing, the virtual calibrator for instrument transformer of forward beam end and hole identity distance were from about 30cm.Each rig has enough working spaces, the essential tool of using when this space comprises rig operating platform, part drilling rod, boring and rig be needed space when lifting, dismounting, the operating platform position will be installed with the operating position of rig, can be between position, two holes the handled easily manual task; The crane gear 7 that chassis upper mounting plate 17 has lifting, rigs down, hoisting weight is not less than rig weight.
The water main of chassis is positioned at the chassis bottom, conveniently is connected with the water source, and the water main diameter is not less than 2.5 inches, and uses galvanized pipe.Water main respectively sets up 41 inch ball valve separately at the two ends of platform from the bottom to top, has a length to be not less than the taper short tube of 15cm on each ball valve, and the mouth of pipe upwards.
For making things convenient for water, slag to collect, platform 2 is middle a little more than both sides, but in easy flights in 3.5 ‰, both sides make U-shaped catch basin, 41 inch water pipe ball valve is respectively established at the two ends of platform 2 widths, and water, slag are concentrated discharging by platform 2 end skirts, and platform 2 each seams are done waterproofing work.
A platform staircase 15 is set between platform 2 and tunnel bottom surface, platform staircase 15 is located at this chassis end, between transition platform 18 and platform 2, transition platform staircase 20 is set, between upper mounting plate 17 and the transition platform 18 upper mounting plate staircase 19 is set, platform staircase 15, transition platform staircase 20 and upper mounting plate staircase 19 gradients all are not more than 60 °, around platform 2, upper mounting plate 17 and the transition platform 18 guardrail are installed.
This chassis component surface spraying one deck anti-corrosive primer, one deck finish paint.
This chassis gross weight is about 500Kg, do not comprise and bore material, Work tool and other auxiliary equipment, on the platform 2 He on the transition platform rig is installed, when work, the propelling of separate unit rig and promotion power are 14KN to the maximum, the pumping plant of rig is evenly distributed on the platform 2, leaves enough passageways and service clearance on the platform 2.Chassis is provided with general supply, switchbox, and minute electronic box, every bench drill acc power is 18KW, minute electronic box will be carried out one to one control with pumping plant, and lighting apparatus is the light fixture with water-proof function, establishes altogether 8, about each 4, power also is provided with the multiplex plate of 220V greater than 1 kilowatt, and being convenient to provides power supply to maintenance.
During site operation, in the good tunnel of excavation, lay track 10 along the tunnel length direction, this chassis component conveying has extremely been laid the assembling place of track 10 by truck, manually installed by the crane cooperation, after installing, lift from these chassis platform 2 middle part tappings, this chassis that assembles is placed on the track 10, the crane gear 7 that lifting carries with chassis after finishing lifts small-sized rig from platform 2 middle part tappings, after lifting finishes cover plate closed and installs small-sized rig, after installing, enter construction part by motor 12 drivings, supported fixing by bottom jack 14, the screw jack 9 with platform 2 both sides withstands the tunnel face again, screw jack 9 supports to place, locking screw jack 9 carries out the chassis location, and chassis carries out bore operation after the location, when bore operation, haulage vehicle can pass this chassis and carry out hauling operation.After every section drilling construction finishes, unclamp the screw jack 9 of bottom jack 14 and platform 2 both sides, drive this trolley running mechanism 4 by motor 12, make this chassis move forward one section along the tunnel length direction, treat the drilling construction position to the next one, then repeat the chassis location, boring, the walking action, in finishing a circulation boring procedure, bore operation makes the tunnel possess the voluntarily degree of depth of property grouting chassis shift-in of one section confession, the voluntarily property grouting chassis that is positioned at this chassis rear end can carry out simultaneously, utilizing this moment motor 12 to drive makes this drilling jumbo move on to next boring sites in curing along track 10, the next circulation of beginning, whole equipment is holed while walking, and can work continuously, until finish long distance, all drilled hole work in the tunnel of the water diversion tunnel project of large scale section.Do not affect the carrying out of grouting operation when holing, reached front boring, back grouting is holed and parallel the carrying out of being in the milk, and does not interfere with each other, and greatly increases work efficiency, and the reduction of erection time, saves cost.And space interference does not occur in this drilling jumbo and haulage vehicle, keeps the unimpeded of transport channel, has guaranteed normal transport and other procedures of tunnel goods and materials.In this chassis reach process, walking mechanism 4 actions in the left and right sides are twisted to prevent that chassis is whole synchronously.

Claims (9)

1. self-walking type tunnel drilling jumbo, this chassis is by frame (1), platform (2), upper mounting plate (17), transition platform (18), crossbeam (3), walking mechanism (4), the compositions such as cantilever (5), it is characterized in that: frame (1) is the open web type framework, be installed on the walking mechanism (4), be provided with crossbeam (3) above the frame (1), platform (2) is arranged on the crossbeam (3), the both side ends of platform (2) width is connected on the frame (1) by support (6), on the platform (2), platform (2) is provided with arc track (16) and cantilever (5) along the two ends of length of tunnel direction, upper mounting plate (17) is arranged on the top of platform (2), in platform (2) top, upper mounting plate (17) respectively arranges a transition platform (18) about the below, between the cantilever (5) at platform (2) two ends, upper mounting plate (17) below is provided with crane gear (7).
2. self-walking type tunnel drilling jumbo according to claim 1, it is characterized in that: this chassis platform (2) is 9 meters along length of tunnel direction length, and wide is 10-11 rice, highly is 5 meters, and platform (2) is orthogonal, the middle part perforate, there is cover plate at the perforate position.
3. self-walking type tunnel drilling jumbo according to claim 1, it is characterized in that: this trolley track (10) center line span is 5 meters.
4. self-walking type tunnel drilling jumbo according to claim 1 is characterized in that: cantilever (5) distance at these chassis platform (2) two ends is 6 meters, and the rig that is installed on the cantilever (5) can be implemented in x, on the y direction ± and the fine setting of 12cm.
5. self-walking type tunnel drilling jumbo according to claim 1, it is characterized in that: this chassis platform (2) is middle a little more than both sides, in easy flights in 3.5 ‰, both sides make U-shaped catch basin, 41 inch water pipe ball valve is respectively established at the two ends of platform (2), and each seam of platform (2) is done waterproofing work.
6. self-walking type tunnel drilling jumbo according to claim 1, it is characterized in that: between this chassis platform (2) and the tunnel bottom surface platform staircase (15) is set, platform staircase (15) is located at this chassis end, between transition platform (18) and the platform (2) transition platform staircase (20) is set, between upper mounting plate (17) and the transition platform (18) upper mounting plate staircase (19) is set, platform staircase (15), transition platform staircase (20) and upper mounting plate staircase (19) gradient all are not more than 60 °, platform (2), upper mounting plate (17) and transition platform (18) are equipped with guardrail on every side.
7. self-walking type tunnel drilling jumbo according to claim 1, it is characterized in that: the both ends of this chassis platform (2) width are provided with movable wing plate (8), after movable wing plate (8) puts down with the hole identity distance from being 30cm, the both sides of platform (2) width respectively are symmetrical arranged 4 screw jacks (9).
8. self-walking type tunnel drilling jumbo according to claim 1, it is characterized in that: wheel (11) diameter of this pallet bottom walking mechanism (4) is 300-400mm, about each 4.
9. self-walking type tunnel drilling jumbo according to claim 1, it is characterized in that: this pallet bottom walking mechanism (4) end is provided with rail clamping device (13).
CN2012203072031U 2012-06-28 2012-06-28 Self-propelled tunnel drilling jumbo Expired - Lifetime CN202659248U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012203072031U CN202659248U (en) 2012-06-28 2012-06-28 Self-propelled tunnel drilling jumbo

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012203072031U CN202659248U (en) 2012-06-28 2012-06-28 Self-propelled tunnel drilling jumbo

Publications (1)

Publication Number Publication Date
CN202659248U true CN202659248U (en) 2013-01-09

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102720432A (en) * 2012-06-28 2012-10-10 中国水利水电第七工程局成都水电建设工程有限公司 Self-propelled underground boring jumbo
CN105569670A (en) * 2016-01-29 2016-05-11 河南铁福来装备制造股份有限公司 Coal mine tunnel track walking large-span truss type operation platform

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102720432A (en) * 2012-06-28 2012-10-10 中国水利水电第七工程局成都水电建设工程有限公司 Self-propelled underground boring jumbo
CN102720432B (en) * 2012-06-28 2015-03-25 中国水利水电第七工程局成都水电建设工程有限公司 Self-propelled underground boring jumbo
CN105569670A (en) * 2016-01-29 2016-05-11 河南铁福来装备制造股份有限公司 Coal mine tunnel track walking large-span truss type operation platform
CN105569670B (en) * 2016-01-29 2018-10-30 河南铁福来装备制造股份有限公司 A kind of coal mine roadway crawler travel large span row posture job platform

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Granted publication date: 20130109