CN108386133A - A kind of mast combination in parallel drilling machine - Google Patents

A kind of mast combination in parallel drilling machine Download PDF

Info

Publication number
CN108386133A
CN108386133A CN201810428808.8A CN201810428808A CN108386133A CN 108386133 A CN108386133 A CN 108386133A CN 201810428808 A CN201810428808 A CN 201810428808A CN 108386133 A CN108386133 A CN 108386133A
Authority
CN
China
Prior art keywords
mast
push
drilling machine
parallel
module
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.)
Pending
Application number
CN201810428808.8A
Other languages
Chinese (zh)
Inventor
姜志广
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.)
Jiangsu Earthworm Heavy-Duty Machinery Co Ltd
Original Assignee
Jiangsu Earthworm Heavy-Duty Machinery 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 Jiangsu Earthworm Heavy-Duty Machinery Co Ltd filed Critical Jiangsu Earthworm Heavy-Duty Machinery Co Ltd
Priority to CN201810428808.8A priority Critical patent/CN108386133A/en
Publication of CN108386133A publication Critical patent/CN108386133A/en
Pending legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00Special methods or apparatus for drilling
    • E21B7/04Directional drilling
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B15/00Supports for the drilling machine, e.g. derricks or masts
    • E21B15/04Supports for the drilling machine, e.g. derricks or masts specially adapted for directional drilling, e.g. slant hole rigs

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)

Abstract

The invention discloses a kind of mast combination in parallel drilling machines, pass through the modularized design of mast Parallel Design and other parts, a kind of novel drilling machine product can be createed, this driller can meet the needs of middle-size and small-size crossing project, large-scale crossing project and ultra-large type crossing project according to construction demand come Rapid Combination at the drilling machine of different abilities.Separate unit mast assembly module is set and carries out medium and small project, or more mast assembly modules of combination provide the push-pull effort of bigger, to meet the needs of heavy construction;Currently, no matter the drilling machine of horizontal directional drilling machine or other purposes, no matter at home or external, traditional Design cognition is all that only there are one masts for a bench drill machine.The present invention is to break through and overturned domestic and international traditional design philosophy, and the entire push-pull mechanism of drilling machine is designed to can be in the form of several masts and push-pull mechanism parallel combination work, and here it is mast combination in parallel churns.The technology of the present invention is an advanced technology initiated in the world.

Description

A kind of mast combination in parallel drilling machine
Technical field
The present invention relates to drilling equipment technical field, specially a kind of mast combination in parallel drilling machine.
Background technology
The considerations of for safety and environmental pollution, the utility lines such as water, electricity, combustion gas, phone and cable television are usual All it is laid on underground.Subsurface utility can be embedded in the groove then backfilled sometimes.However, trench digging expends the time, after And existing structure or road can be damaged.The horizontal directional drilling machine that non-excavating construction can thus be carried out is more and more favored.
No-dig technique pipe layer journey applies working hour, and the drilling machine construction operation for needing different size is required according to site operation, When making pilot hole and chambering process, the drilling machine power needed is smaller, and when carrying out trombone slide etc., then need larger power Pipeline can be pulled to exit point, it is whole tie to need the powerful drilling machine construction operation of large-tonnage, traditional drilling machine construction operation The preset parameter of structure is arranged, and can not be combined adjustment according to in-situ power demand, ultra-large type drilling machine in construction 90% be used for it is low Power demand beats pilot hole and chambering process, and high-power drilling machine is selected then to cause a large amount of power dissipation, and selects low work( Rate drilling machine, and cannot be satisfied pipe in pipe pulling construction process.
In addition the high-power drilling machine construction operation of monoblock type, because of tonnage weight, volume super large, transport difficult, transportation cost Height requires height to road conditions, and there are transition, difficult drawbacks of marching into the arena, and increase the cost that drilling machine uses, reduce drilling machine Service efficiency.
Invention content
The purpose of the present invention is to provide a kind of mast combination in parallel drilling machines, by modularized design, each module It to be used alone, and can be used in combination, be marched into the arena transition inconvenience with solving transport mentioned above in the background art, equipment uses Rate is relatively low, the problem of resulting in waste of resources.At present at home and abroad there are no the design concept of mast combination in parallel drilling machine, fill up Domestic and international blank.
To achieve the above object, the present invention provides the following technical solutions:
A kind of mast combination in parallel drilling machine, including the push-pull mechanism module of several mast parallel combinations, removable whirler Structure module, several power station modules that can be combined, gripper module and preceding anchorage platform, rear support platform, push-pull mechanism mould The push-and-pull trolley that block is moved by mast and along mast forms, it is characterised in that:The mast parallel connection group of 3 push-pull mechanism modules Synthesize push-pull mechanism assembly.
Preferably, it is detachable connection between the push-and-pull trolley on the mast of the parallel connection;When disconnecting, machine is pushed and pulled Structure assembly only there are one push-and-pull trolley work, exports the push-pull effort of a push-pull mechanism unit, is not required in certain construction stage larger When push-pull effort, more reasonably distribution power;When being connected in parallel, multiple push-pull mechanism modules work together, to reach drilling machine maximum Push-pull effort output require, meet drilling machine need compared with large slide force construction stage when, ensure drilling machine have enough push-pull efforts.
Preferably, corresponding number of installation is set on the front end of the mast of the push-pull mechanism module and preceding anchorage platform Seat is attached, and by the connection with preceding anchorage stage+module seat, ensures the consistent of each mast front end position of the fulcrum in parallel Property and rotatably.
Preferably, mast front end fulcrum sets installation axle, the preceding anchorage platform set it is corresponding number of it is to be opened/closed, Concentric sleeve block, the installation axle are put into sleeve block, and sleeve block is completed after being closed, i.e., by the front end branch solid point of each mast It is scheduled on an axis, while can be freely rotated to meet drilling machine angular adjustment needs.
Preferably, the latter half of rear fulcrum that sets up separately of the mast is connect with the erection support of rear support platform, is ensured in parallel Mast installation after the depth of parallelism accuracy, rear support platform has height adjusting function, same with the mast angle for ensureing in parallel The realization that successive step needs.
Preferably, the rotating mechanism module can be dismounted with the push-and-pull trolley of any one push-pull mechanism module and be connected, So that after each push-pull mechanism module installs rotating mechanism module additional, get up with one or several power station block combiners, all A drilling machine that can work independently can be become.
Further, the gripper module can be installed on each mast of push-pull mechanism assembly.
Further, the power station module is multigroup module, and power plant module is needed to configure according to each engineering general power Quantity.
Further, it can also be 2 or more that the quantity of the push-pull mechanism module, which can be 1,.
Compared with prior art, the beneficial effects of the invention are as follows:
The present invention provides a kind of mast combination in parallel drilling machine, by the modularized design of mast Parallel Design and other parts, Can create a kind of novel drilling machine product, this driller can according to construction demand come Rapid Combination at different abilities Drilling machine meets the needs of middle-size and small-size crossing project, large-scale crossing project and ultra-large type crossing project.Separate unit mast assembly is set Module carries out medium and small project, or more mast assembly modules of combination provide the push-pull effort of bigger, to meet heavy construction Demand;Currently, no matter the drilling machine of horizontal directional drilling machine or other purposes, no matter at home or external, traditional design is recognized Know it is all that only there are one masts for a bench drill machine.The present invention is to break through and overturned domestic and international traditional design philosophy, by drilling machine Entire push-pull mechanism is designed to can be in the form of several masts and push-pull mechanism parallel combination work, and it is parallel that here it is masts Combined boring machine.This is the pioneering invention in a world.
The present invention solves the modularization skill of multiple-unit combination of the drilling machine on push-pull mechanism in such a way that mast is in parallel Art problem, at the same the power section of drilling machine can also be formed multiple-unit combination module, then by the rotating mechanism of drilling machine, Clamping device, preceding anchorage mechanism, rear support mechanism and tread systems design become the module that can independently assemble and disassemble, and are achieved that The modularization of complete machine.It is novel block combiner churn so parallel combination churn disclosed in this invention.It is this novel Mast combination in parallel drilling machine, the required different general power of drilling machine and push-and-pull ability, which pass through, combines the dynamic of different number Power station and push-pull mechanism unit realize that the different operation torques exported required for drilling machine pass through and install different size Rotating mechanism and clamping device are realized.So this novel mast combination in parallel drilling machine, can according to client's needs, very Push-pull effort output, torque output and general power output needs are combined to according to each specific engineering.
This new types of masts combined boring machine disclosed by the invention, in the field of horizontal directional drilling machine, especially in large size Traditional single mast one churn is compared with the field of ultra-large type drilling machine, there is advantage as is evident below:
1, engineering risk --- traditional ultra-large type drilling machine is reduced, once drilling machine failure can not repair in time, and it is just only timely Complete machine is exchanged, project failure is not so will result in.And ultra-large type drilling machine rare numbers itself, it is difficult to find substitute in time.And The new types of masts combined boring machine of the present invention is to be replaced malfunctioning module in time by the interchangeable module composition of standard and can be solved, Substantially reduce engineering risk.
2, cost, energy conservation and environmental protection are reduced --- driller can use different module groups according to different requirement of engineering It closes, reduces energy consumption, not only reduce cost, also protect environment.
3, solving the problems, such as that the utilization rate of ultra-large type drilling machine is low --- ultra-large type drilling machine is due to its transport, transition cost pole High and very inconvenient and high using costs such as consumption, so can be used only in ultra-large type crossing project, general crossing project makes With it, cost is extremely unreasonable, so utilization rate is extremely low.And new types of masts parallel connection churn, several small ranks can be combined into Drilling machine work independently, substantially increase equipment utilization rate, reduce resource waste, substantially reduce in construction cost equipment booth Sell cost.
4, solve the problems, such as that the transport of ultra-large type drilling machine is difficult
5, solving the problems, such as ultra-large type drilling machine, difficult, transition is difficult into appearing on the scene..
Description of the drawings
Fig. 1 is push-pull mechanism modular structure schematic diagram;
Fig. 2 is the vertical view of push-pull mechanism module;
Fig. 3 is the structural schematic diagram of the embodiment of the present invention 1;
Fig. 4 is the vertical view of the embodiment of the present invention 1;
Fig. 5 is the structural schematic diagram of the embodiment of the present invention 2;
Fig. 6 is the vertical view of the embodiment of the present invention 2.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other Embodiment shall fall within the protection scope of the present invention.
Embodiment 1:
The present embodiment provides a kind of mast combination in parallel drilling machine, including the push-pull mechanism module 1 of 3 mast parallel combinations, can The rotating mechanism module 2 of dismounting, the 3 power station modules that can be combined, gripper module 4 and preceding anchorage platform 5, rear support Platform 6, the push-and-pull trolley 1.2 that push-pull mechanism module 1 is moved by mast 1.1 and along mast 1.1 form, it is characterised in that:Described 3 1.1 parallel combination of mast of a push-pull mechanism module 1 is at push-pull mechanism assembly.
It is detachable connection between push-and-pull trolley 1.2 on the mast 1.1 of the parallel connection;When disconnecting, machine is pushed and pulled Only there are one push-and-pull trolleies 1.2 to work for structure assembly, exports the push-pull effort of a push-pull mechanism unit, certain construction stage be not required to compared with When large slide force, more reasonably distribution power;When being connected in parallel, multiple push-pull mechanism modules 1 work together, to reach drilling machine most Big push-pull effort output requires, and meets drilling machine when needing the construction stage compared with large slide force, ensures that drilling machine has enough push-and-pulls Power.
The front end of 3 masts 1.1 of 3 push-pull mechanism modules 1 be arranged on preceding anchorage platform 5 it is corresponding number of Mounting base 5.1 is attached, and by the connection with 5 mounting base 5.1 of preceding anchorage platform, ensures 3 masts, 1.1 front end branch in parallel The consistency and rotatably of point position.
1.1 front end fulcrum of the mast sets installation axle 1.3, the preceding anchorage platform 5 set it is corresponding number of it is to be opened/closed, Concentric sleeve block 5.2, the installation axle 1.3 are put into sleeve block 5.2, and sleeve block 5.2 is completed after being closed, i.e., by each mast 1.1 front end fixed pivot can be freely rotated on an axis to meet drilling machine angular adjustment needs.
The latter half of rear fulcrum that sets up separately of the mast 1.1 is connect with the erection support of rear support platform 6, ensures 3 parallel connections Mast 1.1 install after the depth of parallelism accuracy, rear support platform 6 has height adjusting function, to ensure mast 1.1 in parallel The realization that angle synchronous adjustment needs.
The rotating mechanism module 2 can be dismounted with the push-and-pull trolley 1.2 of any one push-pull mechanism module 1 and be connected, with After so that each push-pull mechanism module 1 is installed rotating mechanism module 2 additional, get up with power station block combiner, one can be become The drilling machine that can work independently.
The gripper module 4 can be installed on each mast 1.1 of push-pull mechanism assembly.
Embodiment 2:
The mast combination in parallel drilling machine of the present embodiment,
2,1 power station modules of push-pull mechanism module 1, removable rotating mechanism module, folder including 1 mast parallel combination Holder module 4 and preceding anchorage platform 5, rear support platform 6, what push-pull mechanism module 1 was moved by mast 1.1 and along mast 1.1 Trolley 1.2 is pushed and pulled to form.
The front end of the mast 1.1 of the push-pull mechanism module 1 is connected with the mounting base 5.1 being arranged on preceding anchorage platform 5 It connects.
1.1 front end fulcrum of the mast sets installation axle 1.3, and the preceding anchorage platform 5 sets to be opened/closed, concentric axle sleeve Seat 5.2, the installation axle 1.3 is put into sleeve block 5.2.
The latter half of rear fulcrum that sets up separately of the mast 1.1 is connect with the erection support of rear support platform 6, rear support platform 6 With height adjusting function.
The rotating mechanism module 2 is connect with the push-and-pull trolley 1.2 of the push-pull mechanism module 1.
The gripper module 4 is installed on mast 1.1.
The technology of the present invention is present embodiments provided in small engineering, forming drilling machine by independent 1 group of mast push-pull mechanism module applies The scheme for the industry that works is suitable for medium and small project, and having prevented the high-power drilling machine of monoblock type, there are a large amount of power when carrying out engineering The drawbacks of waste.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace And modification, the scope of the present invention is defined by the appended.

Claims (10)

1. a kind of mast combination in parallel drilling machine, including the push-pull mechanism module of several mast parallel combinations, removable rotation Mechanism module, several power station modules that can be combined, gripper module and preceding anchorage platform, rear support platform, push-pull mechanism The push-and-pull trolley that module is moved by mast and along mast forms, it is characterised in that:The mast parallel connection group of the push-pull mechanism module Synthesize push-pull mechanism assembly.
2. a kind of mast combination in parallel drilling machine according to claim 1, it is characterised in that:On the mast of the parallel connection It is detachable connection between push-and-pull trolley;When disconnecting, only there are one push-and-pull trolley work, outputs one for push-pull mechanism assembly The push-pull effort of a push-pull mechanism unit, when being not required to compared with large slide force certain construction stage, more reasonably distribution power;It is connected in parallel When, multiple push-pull mechanism modules work together, are required to reach the maximum push-pull effort output of drilling machine, it is larger in needs to meet drilling machine When the construction stage of push-pull effort, ensure that drilling machine there are enough push-pull efforts.
3. mast combination in parallel drilling machine according to claim 1, it is characterised in that:The mast of the push-pull mechanism module Front end with corresponding number of mounting base be set on preceding anchorage platform be attached, pass through the company with preceding anchorage stage+module seat It connects, ensures the consistency and rotatably of each mast front end position of the fulcrum in parallel.
4. mast combination in parallel drilling machine according to claim 3, it is characterised in that:Mast front end fulcrum sets installation Axis, the preceding anchorage platform set corresponding number of sleeve block to be opened/closed, concentric, and the installation axle is put into sleeve block, Sleeve block is completed after being closed, i.e., by the front end fixed pivot of each mast on an axis, while can be freely rotated with full Sufficient drilling machine angular adjustment needs.
5. mast combination in parallel drilling machine according to claim 1, it is characterised in that:The mast it is latter half of set up separately after Fulcrum is connect with the erection support of rear support platform, ensures the accuracy of the depth of parallelism after mast installation in parallel, rear support platform With height adjusting function, to ensure the realization of mast angle synchronous adjustment needs in parallel.
6. a kind of mast combination in parallel drilling machine according to claim 1, it is characterised in that:The rotating mechanism module can Connection is dismounted with the push-and-pull trolley with any one push-pull mechanism module, so that each push-pull mechanism module installs rotating mechanism additional After module, get up with one or several power station block combiners, a drilling machine that can work independently can be become.
7. mast combination in parallel drilling machine according to claim 1, it is further characterized in that:The gripper module can be It is installed on each mast of push-pull mechanism assembly.
8. a kind of mast combination in parallel drilling machine according to claim 1, it is characterised in that:The power station module is more Group module, power plant module quantity is needed to configure according to each engineering general power.
9. according to a kind of mast combination in parallel drilling machine of claim 1 any one of them, it is characterised in that:The push-pull mechanism The quantity of module can be 1.
10. according to a kind of mast combination in parallel drilling machine of claim 1 any one of them, it is characterised in that:The push-and-pull machine The quantity of structure module is more than or equal to 2.
CN201810428808.8A 2018-05-08 2018-05-08 A kind of mast combination in parallel drilling machine Pending CN108386133A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810428808.8A CN108386133A (en) 2018-05-08 2018-05-08 A kind of mast combination in parallel drilling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810428808.8A CN108386133A (en) 2018-05-08 2018-05-08 A kind of mast combination in parallel drilling machine

Publications (1)

Publication Number Publication Date
CN108386133A true CN108386133A (en) 2018-08-10

Family

ID=63071240

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810428808.8A Pending CN108386133A (en) 2018-05-08 2018-05-08 A kind of mast combination in parallel drilling machine

Country Status (1)

Country Link
CN (1) CN108386133A (en)

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2166781A (en) * 1984-11-08 1986-05-14 Ming Luen Lam A drilling machine
RU28721U1 (en) * 2002-12-30 2003-04-10 Общество С Ограниченной Ответственностью "Лукойл-Калининградморнефть" Drilling complex, drilling rig
CN1453450A (en) * 2002-04-28 2003-11-05 北京土行孙非开挖技术有限公司 No-opencut directionally-drilling and pipe-laying rig capable of being used horizontally and obliquely
CN202401981U (en) * 2011-11-25 2012-08-29 河南省三力机械制造有限公司 Drilling machine
CN202731746U (en) * 2012-08-01 2013-02-13 连云港黄海机械股份有限公司 Vehicular full hydraulic coring machine designed through combination of modules
CN103195359A (en) * 2013-04-22 2013-07-10 连云港黄海机械股份有限公司 Hydraulic power head engineering driller
CN203742441U (en) * 2014-01-20 2014-07-30 龙工(上海)机械制造有限公司 Rotary drilling jig with changeable mast
US20160130877A1 (en) * 2014-11-12 2016-05-12 Fred L. Fortson Drilling Rig
CN105863513A (en) * 2016-05-27 2016-08-17 桂林市华力重工机械有限责任公司 Horizontal drilling machine
CN106168113A (en) * 2016-08-30 2016-11-30 江苏谷登工程机械装备有限公司 A kind of propulsive mechanism reinforcement control system of horizontal directional drilling machine
CN207033344U (en) * 2017-08-11 2018-02-23 长沙东朋工程机械有限公司 Dual-purpose type horizontal directional drilling machine
CN208267759U (en) * 2018-05-08 2018-12-21 江苏地龙重型机械有限公司 A kind of mast combination in parallel drilling machine

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2166781A (en) * 1984-11-08 1986-05-14 Ming Luen Lam A drilling machine
CN1453450A (en) * 2002-04-28 2003-11-05 北京土行孙非开挖技术有限公司 No-opencut directionally-drilling and pipe-laying rig capable of being used horizontally and obliquely
RU28721U1 (en) * 2002-12-30 2003-04-10 Общество С Ограниченной Ответственностью "Лукойл-Калининградморнефть" Drilling complex, drilling rig
CN202401981U (en) * 2011-11-25 2012-08-29 河南省三力机械制造有限公司 Drilling machine
CN202731746U (en) * 2012-08-01 2013-02-13 连云港黄海机械股份有限公司 Vehicular full hydraulic coring machine designed through combination of modules
CN103195359A (en) * 2013-04-22 2013-07-10 连云港黄海机械股份有限公司 Hydraulic power head engineering driller
CN203742441U (en) * 2014-01-20 2014-07-30 龙工(上海)机械制造有限公司 Rotary drilling jig with changeable mast
US20160130877A1 (en) * 2014-11-12 2016-05-12 Fred L. Fortson Drilling Rig
CN105863513A (en) * 2016-05-27 2016-08-17 桂林市华力重工机械有限责任公司 Horizontal drilling machine
CN106168113A (en) * 2016-08-30 2016-11-30 江苏谷登工程机械装备有限公司 A kind of propulsive mechanism reinforcement control system of horizontal directional drilling machine
CN207033344U (en) * 2017-08-11 2018-02-23 长沙东朋工程机械有限公司 Dual-purpose type horizontal directional drilling machine
CN208267759U (en) * 2018-05-08 2018-12-21 江苏地龙重型机械有限公司 A kind of mast combination in parallel drilling machine

Similar Documents

Publication Publication Date Title
WO2023060704A1 (en) Power supply system for well-site electric drive equipment
CN102392795B (en) Energy storing and generating system of vertical shaft wind-driven generator and method thereof
CN208267759U (en) A kind of mast combination in parallel drilling machine
CN102050316A (en) Power line type field bus comprehensive control system for coal handling system of heat power plant
CN203229965U (en) 10 kV box-type substation basic standard module
CN102022275B (en) Wind generating set with bottom driving
CN108386133A (en) A kind of mast combination in parallel drilling machine
CN103437966A (en) Assembling combined type blade of large-scale wind driven generator
CN105098637A (en) Integrated 35kV power transformation device
CN201750032U (en) Integrated wire harness of photovoltaic power supply
CN102758738A (en) Wind generating equipment
CN204225062U (en) The inner gallery structure of bulb turbine hydropower station factory building
CN206302583U (en) Light-electricity complementary portable base station is used in communication
CN203250989U (en) Multifunctional integrated photovoltaic power generation device
CN207543041U (en) A kind of photovoltaic plant infrastructure device based on RS485
CN203257596U (en) Monoblock shaft extension tubular water-turbine generator set
CN204960814U (en) Modularized drilling machine base
CN102340088A (en) Integrated wiring harness for photovoltaic power supply system
CN103526974A (en) Environment-friendly energy-saving electricity-wind mutual-compensation single-tube landscape communication tower
CN206323073U (en) Replacing device for insulator for extra-high voltage electrified operation
CN201090363Y (en) Fluid piping electric generating apparatus
CN204875853U (en) Assembled underground piping lane
CN206993870U (en) One kind is used for agriculture light complementation greenhouse quick assembling precast pile head
CN203559873U (en) Injection-production allocation metering structure for gas storage
CN211899936U (en) Anemometer tower

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination