CN111636892A - Rock-entering combined gear box of trenchless push bench - Google Patents

Rock-entering combined gear box of trenchless push bench Download PDF

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Publication number
CN111636892A
CN111636892A CN202010533918.8A CN202010533918A CN111636892A CN 111636892 A CN111636892 A CN 111636892A CN 202010533918 A CN202010533918 A CN 202010533918A CN 111636892 A CN111636892 A CN 111636892A
Authority
CN
China
Prior art keywords
gear box
drilling tool
rock
pipe jacking
jacking machine
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
CN202010533918.8A
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Chinese (zh)
Inventor
罗志忠
叶新宇
殷少琴
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 Fanhua Transmission Machinery Co ltd
Original Assignee
Jiangsu Fanhua Transmission 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 Fanhua Transmission Machinery Co ltd filed Critical Jiangsu Fanhua Transmission Machinery Co ltd
Priority to CN202010533918.8A priority Critical patent/CN111636892A/en
Publication of CN111636892A publication Critical patent/CN111636892A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/10Making by using boring or cutting machines
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/10Making by using boring or cutting machines
    • E21D9/1086Drives or transmissions specially adapted therefor
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/12Devices for removing or hauling away excavated material or spoil; Working or loading platforms
    • E21D9/13Devices for removing or hauling away excavated material or spoil; Working or loading platforms using hydraulic or pneumatic conveying means

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

Abstract

The invention relates to a rock-entering combined gear box of a trenchless push bench, which comprises: installing a fixed frame, a pipe jacking machine head, a left gear box, a right gear box, a pressurizing oil cylinder, a motor and a drilling tool device; the rack is arranged on the mounting fixing frame; the left gear box and the right gear box are arranged at the front end of the push bench, and the pressurizing oil cylinder is arranged in the middle of the left gear box and the right gear box and used for pressurizing the right gear box; the motors are respectively arranged at the rightmost ends of the left gear box and the right gear box; the drilling tool device is connected with the front end of the gear box, namely the right end. According to the invention, through the design of the combined power head, the motor can also use a hydraulic motor, a left gear box and a right gear box or a set of gear boxes are adopted, the motors or the hydraulic motors are respectively used for driving, and the pressurizing oil cylinder is used for pressurizing the right gear box, so that the flexibility of the gear boxes is higher, the adjustability of the gear boxes is stronger, the working efficiency is increased, the cost is greatly reduced, and the practicability is strong.

Description

Rock-entering combined gear box of trenchless push bench
Technical Field
The invention relates to the field of trenchless, in particular to a rock-entering combined gear box of a trenchless push bench.
Background
The non-excavation equipment is the foundation construction equipment that is applied to city pipeline building, bridge, road, and this series of products is domestic relevant enterprise's self-development and introduces foreign technology foundation construction equipment, and this series of products has a great deal of characteristics: the trenchless construction and the high construction efficiency can be suitable for various geological conditions.
The technology of the invention is mainly aimed at rock geology or geology needing to drill a casing protecting wall. The equipment is produced and manufactured by a plurality of enterprises at home and abroad at present, the specification of the power head is matched with the power head according to the diameter requirement of a pipeline, a rock push bench is adopted to be equipped with a gear for construction during rock entering construction, the power head is adopted to drive a cutter head at the front section of the push bench at home and abroad at present, the rotation of the cutter head is driven by the power head, but the rock entering of the rock push bench needs to be provided with a plurality of sets of gear wheels to extrude a rock surface to break rock, so that the construction cost is high, and the construction efficiency is low. Therefore, an efficient and energy-saving rock-entering gearbox is needed, the power head is high in flexibility and strong in adjustability, economic burden in a construction process is effectively reduced, and construction efficiency is improved.
Disclosure of Invention
The invention aims to provide an efficient and energy-saving rock entering gearbox, which is high in flexibility and strong in adjustability, effectively reduces the economic burden in the construction process, and improves the construction efficiency.
In order to ensure that the working stability can be ensured and the working efficiency is high in the using process, the invention relates to a rock-entering combined gear box of a trenchless push bench, which comprises the following components:
installing a fixed frame, a pipe jacking machine head, a left gear box, a right gear box, a pressurizing oil cylinder, a motor and a drilling tool device;
the pipe jacking machine head is arranged on the mounting fixing frame; the left gear box and the right gear box are arranged at the front end of the pipe jacking machine head; the pressurizing oil cylinder is arranged between the left gear box and the right gear box; the motor is respectively arranged at the left ends of the left gear box and the right gear box, and the drilling tool device is connected with the front end of the left gear box.
The invention has the advantages that through the design of the combined gear box, the left gear box and the right gear box are respectively driven by a plurality of motors or a plurality of hydraulic motors, and the pressurizing oil cylinder plays a role in pressurizing the right gear box, so that the flexibility of the gear box is higher, the adjustability of the gear box is stronger, the working efficiency is increased, the cost is greatly reduced, and the practicability is strong.
Furthermore, the pressurizing oil cylinder and the right gearbox are symmetrically arranged. Through the design of the symmetrical arrangement of the pressurizing oil cylinders, the pressurizing oil cylinders play a role in pressurizing the right gear box, and the stability that the right gear box displaces rightwards or forwards is ensured.
Further, the drilling device comprises a tubular drilling tool, a central crushing drilling tool device; the central crushing drilling tool device is connected with the left gear box. The gear box is connected with the front shell through a flange face, and a drilling tool arranged on the left gear box reaches a construction working face through a hollow shaft of the right gear box and a tubular drilling tool arranged on the right gear box.
Further, a hollow shaft is arranged on the drilling tool device; speed reducers are designed on two sides of the hollow shaft; the speed reducer is provided with a connecting shaft; one end of the connecting shaft is connected with the motor. The left and right gear boxes can output different rotating speeds or the same rotating speed, and rotate in different directions or the same direction according to requirements.
Further, a pressurizing oil cylinder is arranged on the shell of the left gear box; and two ends of the pressurizing oil cylinder are fixedly connected with the right gearbox. Through the connection of the pressurizing oil cylinders, the stability of the connection of the left gear box and the right gear box is ensured, and the effectiveness of the pressurizing oil cylinders for applying pressure is also ensured.
Further, the right gearbox is provided with a connecting flange; the tubular drilling tool is fixedly connected with the connecting flange. The tubular drilling tool drives the tubular drilling tool to rotate forwards and move forwards under pressure under the action of the output of the gear box connecting flange when the pipe jacking machine head and the gear box move forwards, so that the working effect is achieved.
Furthermore, a slag discharge pipeline is arranged at the joint of the left gear box and the shell of the head of the push bench. Through arranging the slag and dirt pipeline, the slag and dirt pipeline is arranged on the shell, and water can be drained, air can be ventilated, and broken blocks or fragments of mud or rocks can be fed and discharged according to the requirements.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a structural diagram of a rock-entering combined gear box of a trenchless push bench of the invention.
The corresponding part names indicated by the numbers in the figures:
1. mounting a fixed frame; 2. a machine head; 3. a left gear box; 4. a right gearbox; 5. a pressurizing oil cylinder; 6. an electric machine (or hydraulic motor); 7. a central crushing drill bit; 8. a central crushing core pipe; 9. a tubular drilling tool; 10. a central crushing drilling tool device; 11. a left gearbox output shaft; 12. a drilling tool water and gas adding channel; 13. a connecting flange; 14. a slag discharge pipeline; 15. a hollow shaft; 16. a speed reducer; 17. a connecting shaft; 18. and a pressurizing oil cylinder.
Detailed Description
The present invention will be further described in detail with reference to the following specific examples:
the invention aims to provide an efficient and energy-saving rock entering gearbox, which is high in flexibility and strong in adjustability, effectively reduces the economic burden in the construction process, and improves the construction efficiency.
As shown in figure 1, in order to ensure stable work and high work efficiency in the using process, the invention relates to a rock-entering combined gear box of a trenchless push bench, which comprises:
installing a fixed frame 1, a pipe jacking machine head 2, a left gear box 3, a right gear box 4, a pressurizing oil cylinder 5, a motor 6 and a drilling tool device;
the pipe jacking machine head 2 is arranged on the mounting and fixing frame 1; the left gear box 3 and the right gear box 4 are arranged at the front end of the pipe jacking machine head 2; the pressurizing oil cylinder 5 is arranged between the left gear box 3 and the right gear box 4; the motor 6 is respectively arranged at the left ends of the left gear case 3 and the right gear case 4, and the drilling tool device is connected with the front end of the gear case 3.
The invention has the advantages that through the design of the combined gear box, the left gear box and the right gear box are respectively driven by a plurality of motors or a plurality of hydraulic motors, and the pressurizing oil cylinder 5 plays a role in pressurizing the right gear box 4, so that the flexibility of the gear box is higher, the adjustability of the gear box is stronger, the working efficiency is increased, the cost is greatly reduced, and the practicability is strong.
Further, the pressurizing oil cylinder 5 and the right gearbox 4 are symmetrically arranged. Through the design of the symmetrical arrangement of the pressurizing oil cylinders 5, the pressurizing oil cylinders 5 play a role in pressurizing the right gearbox 4, and the stability that the right gearbox 4 displaces rightwards, namely forwards, is ensured.
Further, the drilling means comprise a tubular drilling tool 9, a central breaking drilling tool means 10; the central breaking drill device 10 is connected to the left gearbox 3. The gear box is connected with the front shell by adopting a flange surface, and a drilling tool arranged on the left gear box 3 reaches a construction working surface through a hollow shaft of the right gear box 4 and a tubular drilling tool 9 arranged on the right gear box 4.
Further, a hollow shaft 15 is arranged on the drilling tool device; a speed reducer 16 is designed on two sides of the hollow shaft 15; the speed reducer 16 is provided with a connecting shaft 17; one end of the connecting shaft 7 is connected with the motor 6. The left and right gear boxes can output different rotating speeds or the same rotating speed, and rotate in different directions or the same direction as required by being connected with the motor 6 through the connecting shaft 17.
Further, a pressurizing oil cylinder 18 is arranged on the shell of the left gear box 3; and two ends of the pressurizing oil cylinder 18 are fixedly connected with the right gearbox 4. The connection stability of the left and right gear boxes is ensured by the connection of the pressurizing oil cylinders 18, and the effectiveness of the pressurizing oil cylinders 18 for applying pressure is also ensured.
Further, the right gearbox 4 is provided with a connecting flange 13; the tubular drilling tool 9 is fixedly connected with the connecting flange 13. The tubular drilling tool 9 drives the tubular drilling tool 9 to rotate forwards and move forwards under pressure under the action of the output of the gear box connecting flange 13 when the pipe jacking machine head and the gear box move forwards, so that the working effect is achieved.
Furthermore, a slag discharge pipeline 14 is arranged at the joint of the left gear box 3 and the shell of the pipe jacking machine head 2. The slag discharge pipe 14 is installed on the housing through the slag discharge pipe 14, and water, air, slurry or rock fragments or debris can be fed and discharged as required.
In actual operation, the motor 6 can also use a hydraulic motor to place the push bench with the assembled gearbox on a working surface, if the common geology is met, the drilling tool attached to the left gearbox 3 is used for cutting, and then the tubular drilling tool 9 of the right gearbox 4 is used for wall protection. If meeting rock stratum, cutting is firstly carried out by using the tubular drilling tool 9 of the right gearbox 4, then the left gearbox 3 is driven, the right gearbox 4 is pressurized by using the two pressurizing oil cylinders 5 on the combined power head, and the rock stratum is rotatably cut by using the tubular drilling tool 9, so that the linear circumference cutting effect is achieved. After the right gear box 4 is pressed and cut for a short distance, after the cut rock layer forms a columnar body, the left gear box 3 is driven, and according to the surveying condition, a spiral drill rod and a drill bit or a spiral drill rod and a small down-the-hole hammer are assembled on the left gear box 3 according to the requirement, so that the columnar rock layer is pressed and damaged. When the two drilling tools are broken, the drilling tools are cooled and discharged by adding water or adding air through a small-sized air compressor through the water injection, air and slag discharge ports of the sewage discharge channel 14.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (7)

1. A rock-entering combined gear box of a non-excavation pipe jacking machine is characterized by comprising a mounting fixing frame, a pipe jacking machine head, a left gear box, a right gear box, a pressurizing oil cylinder, a motor and a drilling tool device;
the pipe jacking machine head is arranged on the mounting fixing frame; the left gear box and the right gear box are arranged at the front end of the pipe jacking machine head; the pressurizing oil cylinder is arranged between the left gear box and the right gear box; the motor is respectively arranged at the left ends of the left gear box and the right gear box, and the drilling tool device is connected with the front end of the left gear box.
2. The trenchless pipe jacking machine rock-entering combined gear box of claim 1, wherein: the pressurizing oil cylinders and the right gearbox are symmetrically arranged.
3. The trenchless pipe jacking machine rock-entering combined gear box of claim 1, wherein: the drilling tool device comprises a tubular drilling tool and a central crushing drilling tool device; the central crushing drilling tool device is connected with the left gear box.
4. The trenchless pipe jacking machine rock-entering combined gear box of claim 1, wherein: a hollow shaft is arranged on the drilling tool device; speed reducers are designed on two sides of the hollow shaft; the speed reducer is provided with a connecting shaft; one end of the connecting shaft is connected with the motor.
5. The trenchless pipe jacking machine rock-entering combined gear box of claim 1, wherein: a pressurizing oil cylinder is arranged on the right end shell of the left gear box; and bases at two ends of the pressurizing oil cylinder are fixedly connected with the right gearbox.
6. The trenchless pipe jacking machine rock-entering combined gear box of claim 3, wherein: the right gearbox is provided with a connecting flange; the tubular drilling tool is fixedly connected with the connecting flange.
7. The trenchless pipe jacking machine rock-entering combined gear box of claim 6, wherein: and a slag inlet and discharge pipeline is arranged at the joint of the left gear box and the shell of the head of the push bench.
CN202010533918.8A 2020-06-12 2020-06-12 Rock-entering combined gear box of trenchless push bench Pending CN111636892A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010533918.8A CN111636892A (en) 2020-06-12 2020-06-12 Rock-entering combined gear box of trenchless push bench

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010533918.8A CN111636892A (en) 2020-06-12 2020-06-12 Rock-entering combined gear box of trenchless push bench

Publications (1)

Publication Number Publication Date
CN111636892A true CN111636892A (en) 2020-09-08

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CN202010533918.8A Pending CN111636892A (en) 2020-06-12 2020-06-12 Rock-entering combined gear box of trenchless push bench

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102522723A (en) * 2011-12-15 2012-06-27 绍兴电力局 Power cable crossing method without excavating ground surface
CN103362440A (en) * 2012-04-08 2013-10-23 李立华 Drill jumbo capable of cutting annular groove in rock mass of driving working face
CN203716848U (en) * 2014-03-08 2014-07-16 湘潭大学 Small-sized all-electric non-excavation horizontal directional drilling machine
CN104864177A (en) * 2015-03-27 2015-08-26 中国地质大学(武汉) Trenchless pipeline traversing method integrating drilling and propping
CN105927162A (en) * 2016-06-06 2016-09-07 乌鲁木齐菲林震源物探钻井有限公司 Double-power-head derrick and full hydraulic double-power-head casing pipe drilling machine
CN106764054A (en) * 2017-01-04 2017-05-31 陕西中科非开挖技术股份有限公司 A kind of piping foundation method for non-excavating construction
CN109356528A (en) * 2018-12-19 2019-02-19 上海工程机械厂有限公司 A kind of lower part driving head of double dynamical drilling machine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102522723A (en) * 2011-12-15 2012-06-27 绍兴电力局 Power cable crossing method without excavating ground surface
CN103362440A (en) * 2012-04-08 2013-10-23 李立华 Drill jumbo capable of cutting annular groove in rock mass of driving working face
CN203716848U (en) * 2014-03-08 2014-07-16 湘潭大学 Small-sized all-electric non-excavation horizontal directional drilling machine
CN104864177A (en) * 2015-03-27 2015-08-26 中国地质大学(武汉) Trenchless pipeline traversing method integrating drilling and propping
CN105927162A (en) * 2016-06-06 2016-09-07 乌鲁木齐菲林震源物探钻井有限公司 Double-power-head derrick and full hydraulic double-power-head casing pipe drilling machine
CN106764054A (en) * 2017-01-04 2017-05-31 陕西中科非开挖技术股份有限公司 A kind of piping foundation method for non-excavating construction
CN109356528A (en) * 2018-12-19 2019-02-19 上海工程机械厂有限公司 A kind of lower part driving head of double dynamical drilling machine

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Application publication date: 20200908