CN102900360B - Combined type digging drill machine - Google Patents

Combined type digging drill machine Download PDF

Info

Publication number
CN102900360B
CN102900360B CN201110213139.0A CN201110213139A CN102900360B CN 102900360 B CN102900360 B CN 102900360B CN 201110213139 A CN201110213139 A CN 201110213139A CN 102900360 B CN102900360 B CN 102900360B
Authority
CN
China
Prior art keywords
drill
combined type
slide rail
drilling rod
drill bit
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
Application number
CN201110213139.0A
Other languages
Chinese (zh)
Other versions
CN102900360A (en
Inventor
郎福堂
袁敬中
于泓
梅丰
贾聪彬
侯先智
刘学文
宋岷山
张亚峰
张琳
生喜龙
邓志强
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.)
State Grid Corp of China SGCC
North China Grid Co Ltd
Beijing Electric Power Transmission and Transformation Co
Original Assignee
State Grid Corp of China SGCC
North China Grid Co Ltd
Beijing Electric Power Transmission and Transformation Co
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 State Grid Corp of China SGCC, North China Grid Co Ltd, Beijing Electric Power Transmission and Transformation Co filed Critical State Grid Corp of China SGCC
Priority to CN201110213139.0A priority Critical patent/CN102900360B/en
Publication of CN102900360A publication Critical patent/CN102900360A/en
Application granted granted Critical
Publication of CN102900360B publication Critical patent/CN102900360B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention relates to a kind of Combined type digging drill machine, it comprises: support; Slide rail, is fixedly connected on above-mentioned support, and this slide rail comprises horizontal rail and vertical track; Spoir mechanism, be arranged on described slide rail, by Driven by Hydraulic Cylinder spoir, mechanism moves on slide rail; Drilling rod, is connected on described slide rail; Unit head, these unit head two ends are slidably connected to described vertical track, and described drilling rod is through unit head; Drill bit, is detachably connected to the lower end of described drilling rod; And hoist engine, be arranged on support, be connected to the top of drilling rod by cable wire; Two hydraulic cylinders, one end of each hydraulic cylinder is connected to the longeron of sliding sash, and the other end is connected on support or slide rail.Be convenient to on-the-spot movement, it without particular/special requirement to landform, is applicable to Plain, hills and general mountain area and uses.

Description

Combined type digging drill machine
Technical field
The present invention relates to a kind of excavation machinery of Phase of Electric Power Projects field, particularly relate to a kind of Combined type digging drill machine.
Background technology
Digging foundation is foundation pattern conventional in work transmission line; in environmental protection, reduce excavation (evolution) amount, concrete curing, minimizing backfill operation, convenient construction, shortening construction period, make full use of undisturbed soil geological condition etc. in have significant advantage, meet the ideas of energy-saving of power grid construction.But in embody rule link, the excavation of foundation pit mainly adopts manual work mode, efficiency of construction is low, there is potential safety hazard, and when soil property is slightly poor, application exists security risk, and what have impact on digging foundation promotes the use of scope.Therefore the construction means seeking mechanization is very necessary.
In the case, research digging foundation construction technology and this problem of equipment are suggested, although there is self-propelled crawler belt to draw the application of digging rig in prior art, but this type is drawn and is dug rig and apply on relatively large digging foundation, technology and economy comparison is high, if when extending to 500kV or following electric pressure line construction, also expose the contradiction that difficult, the interim occupation of land amount of larger, the on-the-spot movement of this type rig (for caterpillar belt self-walking type) deadweight is large.Particularly or distance traffic route comparatively far away area, farmland, forest land etc. impassable at main equipment do not have the area of passing road, existing drawing is dug rig and cannot be driven construction into, and driving self-propelled driller by force into then needs to destroy the crop in farmland or the forest in forest land.
Summary of the invention
Main purpose of the present invention is, provides a kind of Combined type digging drill machine of new structure, and technical problem to be solved makes it easy to on-the-spot movement, thus be more suitable for practicality.
The object of the invention to solve the technical problems realizes by the following technical solutions.According to a kind of Combined type digging drill machine that the present invention proposes, it comprises: support; Slide rail, is fixedly connected on above-mentioned support, and this slide rail comprises horizontal rail and vertical track; Spoir mechanism, is arranged on described slide rail, is moved by Driven by Hydraulic Cylinder coaster on slide rail; Drilling rod, is connected on described support; Unit head, these unit head two ends are slidably connected to described vertical track, and described drilling rod is through unit head; Drill bit, is detachably connected to the lower end of described drilling rod; And hoist engine, be arranged on support, be connected to the top of drilling rod by cable wire; Two spoir organization hydraulic pressure cylinders, one end of each spoir organization hydraulic pressure cylinder is connected to the longeron of sliding sash, and the other end is connected on support or slide rail.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Described Combined type digging drill machine, wherein said support comprises: triangle crossbeam; And three root posts, every root post connects an angle of described triangle crossbeam respectively, and the top of this three root post links together.Described horizontal rail is rectangular configuration, and this horizontal rail is connected to described triangle crossbeam; Described vertical track is inverted U-shaped, and its top margin is fixedly connected with the top of described three root posts, and two lower ends are connected to described horizontal rail; Described slide rail also comprises fixed frame, is connected to described horizontal rail and vertical track.Described spoir mechanism comprises: sliding sash, comprises at least one crossbeam and two longerons; Column, is arranged on the crossbeam of sliding sash; Connecting portion, is coupling in described column; Hydraulic cylinder, its cylinder ends is connected on described crossbeam, and the end axis of its piston boit is connected to described connecting portion; Drill bit butting section, is vertically installed on connecting portion; And drill bit connecting portion, be horizontally placed on connecting portion.Be provided with some baffle plates below described sliding sash base longerons, and suspension is placed in horizontal rail, and spoir mechanism can be slided along horizontal rail.Described drilling rod is telescopic three-section type drilling rod.Described unit head has two hydraulic motors, adopts the toothed-chain type kind of drive.Described drill bit comprises: drill body, is up-small and down-big pyramidal structure, and this drill body inside is hollow structure; Drill rod connecting device, is arranged on drill body top; And two pieces of sector cover plates, be arranged on drill body bottom.The sidewall of described drill body is provided with jack, and insert for above-mentioned drill bit connecting portion, the bottom center of drill body is also provided with guide head.
By technique scheme, Combined type digging drill machine of the present invention at least has following advantages:
This Combined type digging drill machine, owing to having removable feature, is convenient to on-the-spot movement, and it without particular/special requirement to landform, is applicable to Plain, hills and general mountain area and uses.It can increase substantially digging foundation mechanization of building operation degree, improves foundation ditch pore-forming efficiency and efficiency of construction, effectively evades digging foundation construction safety risk, reduces personnel labor intensity.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of manual, coordinates accompanying drawing to be described in detail as follows below with preferred embodiment of the present invention.
Accompanying drawing explanation
Fig. 1 the present invention proposes a kind of three-dimensional structure diagram of Combined type digging drill machine.
Fig. 2 is the structural representation of support.
Fig. 3 is the leg schematic diagram of the column earth terminal of support.
Fig. 4 is the column earth terminal of support is trundle schematic diagram.
Fig. 5 is the structural representation of slide rail of the present invention.
The stereogram of Tu6Shi spoir mechanism.
The lateral view of Tu7Shi spoir mechanism.
Fig. 8 is drilling rod schematic perspective view of the present invention.
Fig. 9 is the perspective exploded view of unit head of the present invention.
Figure 10 and Figure 11 is drill bit schematic diagram of the present invention.
Detailed description of the invention
For further setting forth the present invention for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, the specific embodiment of the present invention is described in detail as follows.
Referring to shown in Fig. 1, is the three-dimensional structure diagram that the present invention proposes a kind of Combined type digging drill machine.This Combined type digging drill machine comprises support 10, slide rail 20, hoist engine 30, coaster 40, drilling rod 50, unit head 60 and drill bit 70.Described slide rail 20 is fixedly connected with support 10; Hoist engine 30 is fixing over the mount 10; Spoir mechanism 40 is arranged on slide rail 20, can move horizontally along slide rail 20; Drilling rod 50 from passing in the middle of unit head, and exports internal key with unit head and overlaps and be connected, and drilling rod top is connected to hoist engine 30 by cable wire; The two ends of unit head 60 are connected to slide rail 20 in the mode of being slidably connected, and can move along slide rail; Drill bit 70 is installed on drilling rod 50 lower end removably.
Referring to shown in Fig. 2, is the structural representation of support.Described support is made up of crossbeam and column, concrete, this support 10 comprises: the triangle crossbeam 12 be made up of three end to end girder steels, and three root posts 11, the top of this three root post links together, and the lower end of every root post connects an angle of described triangle crossbeam respectively.Connection between all parts of described support 10 is all removable connected mode, and such as bolt and nut connects, and such connected mode can make this support transport in component mode when transporting, and in use, combines and can use.Preferably, as shown in Figure 3, the column earth terminal of support is seated ground by leg, and leg possesses height adjustment capability.During support-moving, as shown in Figure 4, can leg be changed into trundle, in order to move between each construction location.
Referring to shown in Fig. 5, is the structural representation of slide rail of the present invention.This slide rail 20 mainly comprises horizontal rail 21, vertical track 22 and fixed frame 23.The rectangular configuration that described horizontal rail 21 is made up of four end to end girder steels.Described horizontal rail 21 is fixedly connected to form firm structure with the triangle crossbeam in support.The inverted U structure that described vertical track 22 is made up of three girder steels, the top margin of this vertical track 22 is fixedly connected with the top of three root posts of described frame 10, and two lower ends of vertical track 22 are connected on two long limits of horizontal rail 21.Thus make horizontal rail and vertical track form inverted T-shaped structure.Described fixed frame 23 be connected to horizontal rail 21 and vertical track 22, thus make fixed frame 23, between horizontal rail 21 and vertical track 22 three, form triangular support structure, thus ensure that the steadiness of slide rail 20.By being mutually connected between slide rail 20 and support 10, thus make slide rail have good stability with a braced structures be configured to, ensure that this Combined type digging drill machine is not easily subjected to displacement in the course of the work and rocks.
Refer to shown in Fig. 6 and Fig. 7, the stereogram of Tu6Shi spoir mechanism, the lateral view of Tu7Shi spoir mechanism.This spoir mechanism 40 mainly comprises sliding sash 41 and and is arranged on hydraulic climbing mechanism on sliding sash.Sliding sash 41 forms U-shaped structure by a crossbeam and two longerons, distance between two longerons and the width of above-mentioned horizontal slide rail adapt, and on longeron, be respectively equipped with multiple pulley 48, described pulley coordinates with described horizontal rail, to ensure that this sliding sash 41 can move along horizontal slide rail 21.Described each longeron is also provided with connecting axle 47, for connecting spoir organization hydraulic pressure cylinder 80.80 at least two, described spoir organization hydraulic pressure cylinder, one end of each spoir organization hydraulic pressure cylinder 80 is connected to the connecting axle on the longeron of sliding sash, and the other end is connected on support or slide rail.Stretching by spoir organization hydraulic pressure cylinder 80, drives spoir mechanism 40 to move in horizontal rail 21.Described hydraulic climbing mechanism comprises: column 42, is arranged on the crossbeam of sliding sash; Connecting portion 43, is coupling in the position, upper end of described column 42; Jacking hydraulic cylinder 46, its cylinder ends is connected on described crossbeam (being also connected with crossbeam by an outstanding link), and the end axis of its piston boit is connected to described connecting portion 43; Drill bit butting section 44, is vertically installed on connecting portion 43; And drill bit connecting portion 45, be horizontally placed on connecting portion 43.The effect of this hydraulic climbing mechanism is the long-pending soil of toppling in drill bit.The connecting portion 43 of this described hydraulic climbing mechanism can rotate around the axis under the driving of jacking hydraulic cylinder 46, and its angular range rotated is 0-150 °, thus the long-pending soil in drill bit can be poured out smoothly.Preferably, this soil pouring machine structure also comprises connecting rod 49, and one end of this connecting rod is coupling in column, and the other end is coupling in the piston of jacking hydraulic cylinder 46, and soil pouring machine structure can be made thus more firm in native process.Soil pouring machine structure is when carrying out native operation, and described drill bit connecting portion 45 inserts in the jack 75 on drill bit sidewall, and described drill bit butting section 44 touch drill bit sidewall.After drill bit is separated with drilling rod, drill bit is held by described drill bit connecting portion 45, then, spoir organization hydraulic pressure cylinder 80 drives coaster outwards to move (namely close to crossbeam), drill bit is outwards movement thereupon also, when moving to appropriate location, jacking hydraulic cylinder 46 is started working, its piston upwards elects connecting portion makes it sway, now, drill bit also rotates thereupon, when drill bit is from vertical state to level or handstand state motion process, long-pending soil in drill bit is dumped due to the effect of gravity, thus completes down the process of soil.Afterwards, jacking hydraulic cylinder 46 and spoir organization hydraulic pressure cylinder 80 shrink, and are again sent to below drilling rod by drill bit, thus can carry out drilling process next time.
A kind of form is in addition, is provided with some baffle plates below the described sliding sash base longerons of above-mentioned spoir mechanism, and suspension is placed in horizontal rail, and spoir mechanism can be slided along horizontal rail.
Referring to shown in Fig. 8, is drilling rod schematic perspective view of the present invention.Described drilling rod 50 is telescopic three-section type drilling rod, and it comprises outer bar 52, king-rod 53 and interior bar 54, and interior bar 54 can in retraction king-rod 53, and king-rod 53 can in the outer bar 52 of retraction.Interior bar 54 end is drill bit connecting portion.The upper end of bar 52 is provided with drill rod support frame 51 outside, and this bracing frame 51 connects described vertical track, thus fixes this drilling rod 50.
Referring to shown in Fig. 9, is the perspective exploded view of unit head of the present invention.Described unit head 60, adopts two hydraulic motors, toothed-chain type transmission, and its deadweight for 300kg, is about 2/3 of the existing same size hydraulic motor in market and reductor weight.Namely it meet the design torque requirement of 150kNm, reaches again the object of weight reduction.Wherein the input of this unit head power adopts single motor 64 (model is woods moral HMR135-02P) and Italian 709 type reductors, rear class adopts 14 modulus meshing gear transmissions of 6.1 speed ratios, first order chain 66 is utilized to be connected with 62 by gear 61, realize primary speed-down, utilize second level chain 67 gear 63 and internal key to be overlapped to be connected and to drive internal key to overlap 65 and rotate, realize double reduction, the drilling rod that internal key cover drags diameter 325 millimeters rotates, and unit head carries out knee-action on the vertical track of slide rail 20 to be completed pressurization, the work such as to creep into.This unit head is applicable to hard plastic, plastic undisturbed clay, highly weathered rock geology.
Referring to shown in Figure 10 and Figure 11, is drill bit schematic diagram of the present invention.Described drill bit 70 comprises drill body 71, is up-small and down-big pyramidal structure, and this drill body inside is hollow structure; Drill rod connecting device 72, is arranged on drill body top, fixes the connection with drilling rod by connecting pin 73; And two pieces of sector cover plates 74, be arranged on drill body bottom.In addition, the sidewall of described drill body 71 is provided with jack 75, this jack 75 inserts for the protuberance 45 of the soil pouring machine structure when falling soil.Guide head 76 is also provided with in the bottom center of drill body, can by be excavated for its centering near coal-mine during use, be convenient to tractor driver and ground support staff observes, improve centering precision when straight hole drill bit creeps into.Two pieces of described sector cover plates, can close voluntarily, open, its operating principle is: when drill bit creeps into, and sector cover plate is in opening, remaining soil clamp-ons drilling bucket 70 automatically, fills after dregs until drilling bucket, reversely rotates drill bit, sector cover plate closes automatically, extracts drill bit, goes out near coal-mine by long-pending soil zone.During spoir, drill bit is connected pin 73 to pull down with drilling rod, utilizes spoir organization hydraulic pressure cylinder spoir mechanism is pushed into drill bit and is connected with drill bit, after connecting, the outwards movement of spoir mechanism, by jacking hydraulic cylinder by drill bit lifting backward, realizes spoir.This drill bit is according to the excavation demand of digging foundation, and its bore diameter need reach 1000mm, and bottom described straight hole drill bit, serrated knife maximum gauge is designed to 980mm, through test, has crept into rear stake holes diameter and has substantially been about 1000mm.Drill body adopts up-small and down-big pyramidal structure, so that promote drill bit.
Above-described Combined type digging drill machine, the connection of its all parts is essentially detachable annexation, not more than the parts of 300 kilograms after dismounting.Thus by after each building block is transported to job site by manpower or animal power, can obtains that there is drawing of utility function by assembling and dig rig.After boring to be done, can also disassemble, and be transported to next construction site.
The primary structure of Combined type digging drill machine of the present invention describes as above, and carry out drawing and dig operation other equipment necessary, such as hydraulic power unit, power supply unit and control appliance all can adopt prior art to realize, and do not repeat them here.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solution of the present invention, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.

Claims (9)

1. a Combined type digging drill machine, is characterized in that, it comprises:
Support;
Slide rail, is fixedly connected on above-mentioned support, and this slide rail comprises horizontal rail and vertical track;
Spoir mechanism, is arranged in described horizontal rail, is moved by Driven by Hydraulic Cylinder coaster on slide rail;
Drilling rod, is connected to described cantilever tip by wire rope;
Unit head, these unit head two ends are slidably connected to described vertical track; Described drilling rod passes in the middle of described unit head, and overlaps with described unit head internal key and be connected;
Drill bit, is detachably connected to the lower end of described drilling rod; And
Hoist engine, is arranged on support, is connected to the top of drilling rod by cable wire;
Wherein, described spoir mechanism comprises sliding sash, column, connecting portion, hydraulic cylinder, drill bit butting section and drill bit connecting portion;
Described sliding sash comprises at least one crossbeam and two longerons;
Described column is arranged on the crossbeam of sliding sash;
Described connecting portion is coupling in described column;
The cylinder ends of described hydraulic cylinder is connected on described crossbeam, and the end axis of its piston boit is connected to described connecting portion;
Described drill bit butting section is vertically installed on connecting portion; And
Described drill bit connecting portion is horizontally placed on connecting portion.
2. Combined type digging drill machine according to claim 1, is characterized in that, wherein said support comprises:
Triangle crossbeam; And
Three root posts, every root post connects an angle of described triangle crossbeam respectively, and the top of this three root post links together.
3. Combined type digging drill machine according to claim 2, is characterized in that,
Described horizontal rail is rectangular configuration, and this horizontal rail is connected to described triangle crossbeam;
Described vertical track is inverted U-shaped, and its top margin is fixedly connected with the top of described three root posts, and two lower ends are connected to described horizontal rail;
Described slide rail also comprises fixed frame, is connected to described horizontal rail and vertical track.
4. Combined type digging drill machine according to claim 1, is characterized in that, is provided with some baffle plates below wherein said sliding sash base longerons, and suspension is placed in horizontal rail, and spoir mechanism can be slided along horizontal rail.
5. Combined type digging drill machine according to claim 1, is characterized in that, also comprises two spoir organization hydraulic pressure cylinders, and one end of each coaster hydraulic cylinder is connected to the longeron of sliding sash, and the other end is connected on support or slide rail.
6. Combined type digging drill machine according to claim 1, is characterized in that, wherein said drilling rod is telescopic three-section type drilling rod.
7. Combined type digging drill machine according to claim 1, is characterized in that, wherein said unit head has two hydraulic motors, adopts the toothed-chain type kind of drive.
8. Combined type digging drill machine according to claim 1, is characterized in that, wherein said drill bit comprises:
Drill body is up-small and down-big pyramidal structure, and this drill body inside is hollow structure;
Drill rod connecting device, is arranged on drill body top; And
Two pieces of sector cover plates, are arranged on drill body bottom.
9. Combined type digging drill machine according to claim 8, is characterized in that, the sidewall of wherein said drill body is provided with jack, and insert for above-mentioned drill bit connecting portion, the bottom center of drill body is also provided with guide head.
CN201110213139.0A 2011-07-28 2011-07-28 Combined type digging drill machine Active CN102900360B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201110213139.0A CN102900360B (en) 2011-07-28 2011-07-28 Combined type digging drill machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110213139.0A CN102900360B (en) 2011-07-28 2011-07-28 Combined type digging drill machine

Publications (2)

Publication Number Publication Date
CN102900360A CN102900360A (en) 2013-01-30
CN102900360B true CN102900360B (en) 2015-08-12

Family

ID=47572819

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110213139.0A Active CN102900360B (en) 2011-07-28 2011-07-28 Combined type digging drill machine

Country Status (1)

Country Link
CN (1) CN102900360B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104929529B (en) * 2014-03-21 2017-11-10 中国有色集团抚顺红透山矿业有限公司 A kind of earth's surface rig stabilizing bracket and its installation method
CN104265156B (en) * 2014-08-13 2016-04-13 国家电网公司 The drawing to dig of plateau mountain foundation pit excavation construction equipment carries native device
CN104533279B (en) * 2014-11-19 2016-08-24 张朝纯 All-hydraulic double dynamical combined type myriametre rig
CN107762403B (en) * 2016-08-22 2019-10-25 洛阳武轩重工机械有限公司 Underground engineering hole pile driving construction left and right displacement formula low clearance drilling machine
CN107762404B (en) * 2016-08-22 2020-02-28 洛阳武轩重工机械有限公司 Rotary displacement type low-clearance drilling machine for underground engineering hole pile construction
CN107762406B (en) * 2016-08-22 2019-10-25 洛阳武轩重工机械有限公司 Underground engineering hole pile driving construction swing offset formula low clearance drilling machine
CN107762405B (en) * 2016-08-22 2019-10-25 洛阳武轩重工机械有限公司 Underground engineering hole pile driving construction is with moving forward and backward formula low clearance drilling machine
CN107762400B (en) * 2016-08-22 2019-10-25 洛阳武轩重工机械有限公司 Underground engineering hole pile driving construction is with moving forward and backward formula low clearance drilling machine

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB752850A (en) * 1953-06-15 1956-07-18 Pierre Jean Marie Theodore All Improvements in and relating to earth-boring installations
CN2791234Y (en) * 2004-11-11 2006-06-28 鞠浩文 Electric well-drilling machine
CN201258535Y (en) * 2008-09-26 2009-06-17 王海维 Manhole clearing and digging device
CN101852064A (en) * 2010-02-05 2010-10-06 中国科学院武汉岩土力学研究所 Hydraulic waste drilling machine
CN201896577U (en) * 2010-11-25 2011-07-13 江苏省电力公司连云港供电公司 Wire pole pit boring machine
CN202165011U (en) * 2011-07-28 2012-03-14 华北电网有限公司 Combined type digging drill machine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB752850A (en) * 1953-06-15 1956-07-18 Pierre Jean Marie Theodore All Improvements in and relating to earth-boring installations
CN2791234Y (en) * 2004-11-11 2006-06-28 鞠浩文 Electric well-drilling machine
CN201258535Y (en) * 2008-09-26 2009-06-17 王海维 Manhole clearing and digging device
CN101852064A (en) * 2010-02-05 2010-10-06 中国科学院武汉岩土力学研究所 Hydraulic waste drilling machine
CN201896577U (en) * 2010-11-25 2011-07-13 江苏省电力公司连云港供电公司 Wire pole pit boring machine
CN202165011U (en) * 2011-07-28 2012-03-14 华北电网有限公司 Combined type digging drill machine

Also Published As

Publication number Publication date
CN102900360A (en) 2013-01-30

Similar Documents

Publication Publication Date Title
CN102900360B (en) Combined type digging drill machine
CN201288503Y (en) Multifunctional drill
CN102900362A (en) Narrow-machine-body full-hydraulic bolt and anchor cable drill carriage for coal mine tunnel
CN204716251U (en) Circular orbit formula multifunctional rock drilling trolley
CN202165011U (en) Combined type digging drill machine
CN104196072B (en) Plateau mountain foundation pit excavation construction equipment
CN104265164B (en) The creeping into draw to dig of plateau mountain foundation pit excavation construction equipment carries native device
CN103510852A (en) Rotary drilling rig
CN205100570U (en) Multi -functional montant erection equipment
CN202866651U (en) Narrow-body full hydraulic anchor bolt anchor cable drill carriage for coal mine tunnel
CN110924861A (en) Walking type omnibearing rotary hydraulic pile foundation drilling machine
CN202417302U (en) Vibrating drilling type impact digging drilling machine
CN110004953A (en) A kind of side slope or retaining wall construction trolley
CN106245985A (en) Hydraulic pressure electric pole pole erecting vehicle
CN104265156B (en) The drawing to dig of plateau mountain foundation pit excavation construction equipment carries native device
CN206091550U (en) Hydraulic pressure wire pole pole setting car
CN201851010U (en) Rotary drilling rig
CN209941704U (en) Side slope or retaining wall construction trolley
CN103147437A (en) Section steel soil cement mixing pile with longitudinal displacement mechanism
CN201598980U (en) Full hydraulic multifunctional machine for drilling and excavation
CN103774539B (en) Rigid pavement combined maintenance truck
CN203463005U (en) Rotary drilling machine
CN205591827U (en) Machine of digging is drawn to multi -functional intelligence
CN102425372B (en) Vibrato-drilling type punching drilling rig
CN204875770U (en) One shot forming strength core composite pile becomes stake machinery

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 100053 XUANWU, BEIJING TO: 100031 DONGCHENG, BEIJING

TA01 Transfer of patent application right

Effective date of registration: 20130311

Address after: 100031 West Chang'an Avenue, Beijing, No. 86

Applicant after: State Grid Corporation of China

Applicant after: North China Grid Co., Ltd.

Applicant after: Beijing Electric Distribution Co.

Address before: 100053 Beijing city Xuanwu District Street No. 482

Applicant before: North China Grid Co., Ltd.

Applicant before: Beijing Electric Distribution Co.

C41 Transfer of patent application or patent right or utility model
ASS Succession or assignment of patent right

Owner name: STATE ELECTRIC NET CROP.

Free format text: FORMER OWNER: NORTH CHINA GRID CO., LTD.

Effective date: 20130311

Owner name: NORTH CHINA GRID CO., LTD. BEIJING ELECTRIC DISTRI

Free format text: FORMER OWNER: BEIJING ELECTRIC DISTRIBUTION CO.

Effective date: 20130311

C14 Grant of patent or utility model
GR01 Patent grant