CN108240545B

CN108240545B - Multifunctional hydraulic pump station of movable tunnel boring machine

Info

Publication number: CN108240545B
Application number: CN201810218111.8A
Authority: CN
Inventors: 李大伟; 周远航; 刘瑞庆; 蒙先君; 张磊; 刘作威; 李凤远; 王春晓; 马龙飞; 韩伟峰; 孙海波
Original assignee: China Railway Tunnel Group Co Ltd CRTG
Current assignee: China Railway Tunnel Group Co Ltd CRTG
Priority date: 2018-03-16
Filing date: 2018-03-16
Publication date: 2023-06-16
Anticipated expiration: 2038-03-16
Also published as: CN108240545A

Abstract

The invention belongs to the technical field of tool equipment, and provides a multifunctional hydraulic pump station of a movable tunnel boring machine. The multifunctional hydraulic pump station of the mobile tunnel boring machine is provided with a bench; a box body is fixed above the bench; a drive bevel gear I and a drive bevel gear II which are arranged back to back are arranged in the box body; the drive bevel gear I and the drive bevel gear II are sleeved on the driving shaft; one end of the driving shaft extends out of the box body and is connected with a driving motor arranged at one side of the box body; the other end of the driving shaft extends out of the box body and is connected with a bearing with a seat, which is fixed on the other side of the box body; a driven shaft parallel to the driving shaft is also arranged in the box body; the driven shafts are two groups which are symmetrically arranged, and each group is two; the four driven shafts are respectively connected with a hydraulic oil pump, a lubricating oil pump, a diesel pump and a gear oil pump which are arranged outside the box body. The invention improves the mechanization degree of the shield/TBM oil extraction and reduces the labor intensity and the labor cost.

Description

Multifunctional hydraulic pump station of movable tunnel boring machine

Technical Field

The invention belongs to the technical field of tool equipment, and mainly relates to a multifunctional hydraulic pump station of a movable tunnel boring machine.

Background

As the construction of the domestic subways and the urban comprehensive pipe rack is fully spread, the construction mileage climbs up year by year. The subway and the urban comprehensive pipe rack are both positioned in the urban center or suburb, the influence on traffic and urban environment is large by adopting the conventional open excavation method, the construction is carried out by adopting the hidden excavation method, the construction cannot be carried out under most urban geological conditions or the construction efficiency is extremely low, and more subways and urban comprehensive pipe racks are constructed by adopting shield/TBM; the shield/TBM construction has the characteristics of high construction efficiency, energy conservation, environmental protection, good safety and the like, but because the shield/TBM has huge working performance, the system is complex and various, different grease needs to be added to different systems in the use maintenance and overhaul remanufacturing process, the hand-operated oil pump is time-consuming and labor-consuming, each oil pump needs to be provided with a set of driving system by adopting the mechanical oil pump, the equipment cost is relatively high, thereby influencing the use and repair of the shield/TBM to a certain extent, and easily polluting due to leakage in the oil adding process, thereby influencing the environment, further possibly polluting related oil systems, and shortening the service life of the shield/TBM.

Disclosure of Invention

The invention aims to provide a multifunctional hydraulic pump station of a mobile tunnel boring machine, which can realize high-quality, rapid and efficient oil addition to a shield/TBM hydraulic system, a main driving system, a lubricating system and a power system, improve the maintenance overhaul or remanufacturing mechanization degree of the shield/TBM, and meet the requirements of rapidness, convenience, high efficiency and economy of the maintenance overhaul or remanufacturing operation of the shield/TBM.

The invention adopts the following technical scheme for completing the tasks of the invention:

the multifunctional hydraulic pump station of the movable tunnel boring machine is provided with a bench; a box body with an opening at the upper end is fixed above the rack; the driving bevel gear I and the driving bevel gear II which are arranged back to back are arranged in the box body, and tooth surfaces of the driving bevel gear I and the driving bevel gear II are arranged corresponding to the inner wall surface of the box body; the drive bevel gear I and the drive bevel gear II are sleeved on the driving shaft; one end of the driving shaft extends out of the box body and is connected with a driving motor arranged on one side of the box body; the other end of the driving shaft extends out of the box body and is connected with a bearing with a seat, which is fixed on the other side of the box body; the box body is also internally provided with a driven shaft which is parallel to the driving shaft; the driven shafts are two groups which are symmetrically arranged, and each group is two groups which are arranged in parallel; one of the two groups of driven shafts is positioned between the drive bevel gear I and the box body, and the other group of driven shafts is positioned between the drive bevel gear II and the box body; the two driven shafts positioned between the drive bevel gear I and the box body are parallel to the driving shaft and are respectively positioned at two sides of the driving shaft; one end of one driven shaft is connected with the driven bevel gear I, and the other end of the driven shaft extends out of the box body and is connected with a hydraulic oil pump through a connecting joint; one end of the other driven shaft is connected with a driven bevel gear IV, and the other end of the driven shaft extends out of the box body and is connected with a lubricating oil pump through a connecting joint; the driven bevel gears I and IV are parallel to the driving bevel gear I and are provided with gaps with the driving bevel gear I; a transmission bevel gear I which is meshed with the driven bevel gear I and the driving bevel gear I is arranged in a gap between the driven bevel gear I and the driving bevel gear I; the transmission bevel gear I is connected with an oil cylinder I arranged outside the box body through a connecting joint; a transmission bevel gear IV which is meshed with the driven bevel gear IV and the drive bevel gear I is arranged in a gap between the driven bevel gear IV and the drive bevel gear I; the transmission bevel gear IV is connected with an oil cylinder IV arranged outside the box body through a connecting joint;

one end of one driven shaft is connected with the driven bevel gear II, and the other end of the driven shaft extends out of the box body and is connected with a gear oil pump through a connecting joint; one end of the other driven shaft is connected with a driven bevel gear III, and the other end of the driven shaft extends out of the box body and is connected with a diesel pump through a connecting joint; the driven bevel gear II and the driven bevel gear III are both parallel to the driving bevel gear II and are provided with gaps between the driving bevel gears II; a transmission bevel gear II which is meshed with the driven bevel gear II and the driving bevel gear II is arranged in a gap between the driven bevel gear II and the driving bevel gear II; the transmission bevel gear II is connected with an oil cylinder II arranged outside the box body through a connecting joint; a transmission bevel gear III which is meshed with the driven bevel gear III and the drive bevel gear II is arranged in a gap between the driven bevel gear III and the drive bevel gear II; the transmission bevel gear III is connected with an oil cylinder III arranged outside the box body through a connecting joint; the bracket is also fixedly provided with an industrial computer which is electrically connected with the hydraulic oil pump, the lubricating oil pump, the diesel pump and the gear oil pump; the oil cylinder I, the oil cylinder II, the oil cylinder III and the oil cylinder IV are electrically connected with the industrial computer.

The connecting joint is provided with a connecting plug connected to a piston rod at the output end of the corresponding oil cylinder; a partition plate is arranged in the middle of the connecting plug; two tapered roller bearings are arranged on the connecting plug; the two tapered roller bearings are respectively positioned at two sides of the partition plate; the tapered roller bearing positioned at the outer side is sleeved with a connecting cavity and is fixed through a cover plate; the middle part of the connecting cavity is connected with the corresponding driven shaft.

The four corners below the rack are provided with supporting legs, and the lower ends of the supporting legs are provided with universal wheels.

The hydraulic oil pump, the lubricating oil pump, the diesel pump and the gear oil pump are all quantitative vane pumps; the quantitative vane pump is provided with a flowmeter.

The invention is used for adding or extracting oil during maintenance overhaul or remanufacturing of a shield/TBM, a pump station is manually pushed to an oil adding position during oiling, a switch is turned on, the initial state of an oil cylinder is in a recovery state, a corresponding program is selected on an industrial computer according to different types of the added oil, the adding amount is set, then the program is started, a corresponding oil cylinder acts, a connecting bevel gear is ejected out, and is connected with a corresponding driving bevel gear and a corresponding driven bevel gear, so that a corresponding oil pump is driven, a driving motor is started to drive the corresponding oil pump to rotate, the corresponding oil pump is added, the oil pump is a quantitative vane pump, a flowmeter is arranged on the pump, when the flow reaches a set value, an oil pump flowmeter feedback signal sends a signal to the industrial computer, the driving motor stops rotating, when the oil pipe is taken out from the corresponding oil tank, the driving motor is manually clicked to reverse a reflux mode button on the industrial computer, the residual oil in the oil pipe is fed back to a oil tank, after a certain revolution is reversed, the driving motor stops working, the oil cylinder is recovered, and oiling is finished; when oil is pumped, a pump station is manually pushed to an oil pumping position, a switch is turned on, the initial state of an oil cylinder is a recovery state, a corresponding program is selected on an industrial computer according to different types of oil to be pumped, then the program is started, a corresponding oil cylinder acts, a connecting bevel gear is ejected out, a corresponding driving bevel gear and a corresponding driven bevel gear are connected, so that a corresponding oil pump is driven, a driving motor is started, the corresponding oil pump is driven to rotate, the corresponding oil is pumped, the oil pump is a quantitative vane pump, a flowmeter is arranged on the pump, when the flowmeter detects that the flow of the oil drops to a certain value, the flowmeter feeds back a signal to the industrial computer, the industrial computer sends a signal, the driving motor stops rotating, when the oil pipe is taken out from the corresponding oil tank, a reflux mode button on the industrial computer is manually clicked, the driving motor is reversed, residual oil in the oil pipe is fed back to a return oil barrel, and after a certain revolution is reversed, the driving motor stops working, and the oil cylinder is recovered, and oil pumping is finished.

According to the multifunctional hydraulic pump station of the mobile tunnel boring machine, by adopting the technical scheme, the mechanization of oil adding and extracting is realized, the installation cost and labor intensity are reduced, the construction progress is improved, and the cost is saved; quantitative oil addition can be realized through program control, and waste and pollution caused by overfilling can be prevented; the pump station can realize the extraction of residual oil in the oil pipe through program control, thereby saving resources and protecting the environment; the pump station adopts a platform type structure, and universal wheels are arranged, so that the pump station can be conveniently moved, and is convenient to operate and use; through the structural design, the purpose of controlling a plurality of oil pumps by one motor is realized, the use of the motor is reduced, and the purchase and use cost is saved; the pump station can realize the addition and extraction of various oil materials, has high intensification degree, reduces the use and storage space, and reduces the pressure of transportation and storage sites; the pump station is controlled by the industrial computer, has simple interface, is easy to operate, is visual and clear, and is convenient to use.

Drawings

Fig. 1 is a schematic perspective view of fig. 1 of the present invention.

Fig. 2 is a schematic perspective view of fig. 2 according to the present invention.

Fig. 3 is a schematic view of the structure of the joint according to the present invention.

In the figure: 1. the driving motor, 2, driving shaft, 3, hydraulic oil pump, 4, platform, 5, driven bevel gears I, 6, driving bevel gears I, 7, connecting joint, 8, oil cylinder I, 9, oil cylinder II, 10, bolt, 11, driving bevel gears II, 12, driven bevel gears II, 13, gear oil pump, 14, shaft sleeve, 15, bearing with seat, 16, driven bevel gears III, 17, diesel pump, 18, driven shaft, 19, driving bevel gears III, 20, driving bevel gears IV, 21, oil cylinder III, 22, oil cylinder IV, 23, driven bevel gears IV, 24, lubricating oil pump, 25, universal wheel, 26, driving bevel gears II, 27, driving bevel gears I, 28, industrial computer, 29, piston rod, 30, tapered roller bearing, 31, connecting plug, 32, cover plate, 33, connecting cavity, 34, box, 35, bench.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments:

as shown in fig. 1 and 2, a multifunctional hydraulic pump station of a mobile tunnel boring machine is provided with a bench 35; a box 34 with an opening at the upper end is fixed above the rack 35; the box body 34 is internally provided with a drive bevel gear I27 and a drive bevel gear II 26 which are arranged back to back, and tooth surfaces of the drive bevel gear I27 and the drive bevel gear II 26 are arranged corresponding to the inner wall surface of the box body 34; the drive bevel gear I27 and the drive bevel gear II 26 are sleeved on the driving shaft 2; one end of the driving shaft 2 extends out of the box 34 to be connected with the driving motor 1 arranged at one side of the box; the other end of the driving shaft 2 extends out of the box body and is connected with a bearing 15 with a seat, which is fixed on the other side of the box body; the box 34 is also provided with a driven shaft 18 which is parallel to the driving shaft; the driven shafts 18 are two groups which are symmetrically arranged, and each group is two groups which are arranged in parallel; one of the two groups of driven shafts 18 is positioned between the drive bevel gear I27 and the box 34, and the other group of driven shafts is positioned between the drive bevel gear II 26 and the box 34; two driven shafts 18 are arranged parallel to the driving shaft 2 and are respectively arranged at two sides of the driving shaft 18, and are positioned between the driving bevel gear I26 and the box 34; one end of one driven shaft is connected with a driven bevel gear I5, and the other end of the driven shaft extends out of the box body 34 and is connected with the hydraulic oil pump 3 through a connecting joint 7; one end of the other driven shaft is connected with a driven bevel gear IV 23, and the other end of the driven shaft extends out of the box body and is connected with a lubricating oil pump 24 through a connecting joint 7; the driven bevel gears I5 and IV 23 are parallel to the driving bevel gear I27, and a gap is reserved between the driven bevel gear I5 and the driving bevel gear I27; a transmission bevel gear I6 which is meshed with the driven bevel gear I5 and the drive bevel gear I27 is arranged in a gap between the driven bevel gear I5 and the drive bevel gear I27; the transmission bevel gear I6 is connected with an oil cylinder I8 arranged outside the box body through a connecting joint 7; a transmission bevel gear IV 20 which is meshed with the driven bevel gear IV 23 and the drive bevel gear I27 is arranged in a gap between the driven bevel gear IV 23 and the drive bevel gear I27; the transmission bevel gear IV 20 is connected with an oil cylinder IV 22 arranged outside the box body through a connecting joint 7;

one end of one driven shaft 18 of the two driven shafts 18 is connected with a driven bevel gear II 12, and the other end of the driven shaft extends out of the box body and is connected with a gear oil pump 13 through a connecting joint; one end of the other driven shaft 18 is connected with a driven bevel gear III 16, and the other end of the driven shaft 18 extends out of the box 34 and is connected with a diesel pump 17 through a connecting joint 7; the driven bevel gears II 12 and III 16 are parallel to the driving bevel gear II 26, and a gap is reserved between the driving bevel gears II 26; a transmission bevel gear II 11 which is meshed with the driven bevel gear II 12 and the drive bevel gear II 26 is arranged in a gap between the driven bevel gear II 12 and the drive bevel gear II 26; the transmission bevel gear II 11 is connected with an oil cylinder II 9 arranged outside the box body through a connecting joint 7; a transmission bevel gear III 19 which is meshed with the driven bevel gear III 16 and the drive bevel gear II 26 is arranged in a gap between the driven bevel gear III 16 and the drive bevel gear II 26; the transmission bevel gear III 19 is connected with an oil cylinder III 21 arranged outside the box body through a connecting joint; the bracket 5 is also fixed with an industrial computer 28 which is electrically connected with the hydraulic oil pump 3, the lubricating oil pump 24, the diesel pump 17 and the gear oil pump 13; the oil cylinder I8, the oil cylinder II 9, the oil cylinder III 21 and the oil cylinder IV 22 are electrically connected with the industrial computer 28.

Referring to fig. 3, the connecting joint 7 is provided with a connecting plug 31 connected to the piston 29 of the output end of the corresponding oil cylinder; a partition plate is arranged in the middle of the connecting plug 31; two tapered roller bearings 30 are arranged on the connecting plug; two tapered roller bearings 30 are respectively arranged at two sides of the partition plate; the tapered roller bearing 30 positioned on the outer side is sleeved with a connecting cavity 33 and is fixed through a cover plate 32; the middle part of the connecting cavity is connected with a corresponding driven shaft 18.

The four corners below the rack 5 are provided with supporting legs, and the lower ends of the supporting legs are provided with universal wheels 25.

The hydraulic oil pump 3, the lubricating oil pump 24, the diesel pump 17 and the gear oil pump 13 are all quantitative vane pumps; the quantitative vane pump is provided with a flowmeter.

Claims

1. The utility model provides a multi-functional hydraulic power unit of portable tunnel boring machine which characterized in that: the multifunctional hydraulic pump station of the movable tunnel boring machine is provided with a bench; a box body with an opening at the upper end is fixed above the rack; the driving bevel gear I and the driving bevel gear II which are arranged back to back are arranged in the box body, and tooth surfaces of the driving bevel gear I and the driving bevel gear II are arranged corresponding to the inner wall surface of the box body; the drive bevel gear I and the drive bevel gear II are sleeved on the driving shaft; one end of the driving shaft extends out of the box body and is connected with a driving motor arranged on one side of the box body; the other end of the driving shaft extends out of the box body and is connected with a bearing with a seat, which is fixed on the other side of the box body; the box body is also internally provided with a driven shaft which is parallel to the driving shaft; the driven shafts are two groups which are symmetrically arranged, and each group is two groups which are arranged in parallel; one of the two groups of driven shafts is positioned between the drive bevel gear I and the box body, and the other group of driven shafts is positioned between the drive bevel gear II and the box body; the two driven shafts positioned between the drive bevel gear I and the box body are parallel to the driving shaft and are respectively positioned at two sides of the driving shaft; one end of one driven shaft is connected with the driven bevel gear I, and the other end of the driven shaft extends out of the box body and is connected with a hydraulic oil pump through a connecting joint; one end of the other driven shaft is connected with a driven bevel gear IV, and the other end of the driven shaft extends out of the box body and is connected with a lubricating oil pump through a connecting joint; the driven bevel gears I and IV are parallel to the driving bevel gear I and are provided with gaps with the driving bevel gear I; a transmission bevel gear I which is meshed with the driven bevel gear I and the driving bevel gear I is arranged in a gap between the driven bevel gear I and the driving bevel gear I; the transmission bevel gear I is connected with an oil cylinder I arranged outside the box body through a connecting joint; a transmission bevel gear IV which is meshed with the driven bevel gear IV and the drive bevel gear I is arranged in a gap between the driven bevel gear IV and the drive bevel gear I; the transmission bevel gear IV is connected with an oil cylinder IV arranged outside the box body through a connecting joint;

one end of one driven shaft is connected with the driven bevel gear II, and the other end of the driven shaft extends out of the box body and is connected with a gear oil pump through a connecting joint; one end of the other driven shaft is connected with a driven bevel gear III, and the other end of the driven shaft extends out of the box body and is connected with a diesel pump through a connecting joint; the driven bevel gear II and the driven bevel gear III are both parallel to the driving bevel gear II and are provided with gaps between the driving bevel gears II; a transmission bevel gear II which is meshed with the driven bevel gear II and the driving bevel gear II is arranged in a gap between the driven bevel gear II and the driving bevel gear II; the transmission bevel gear II is connected with an oil cylinder II arranged outside the box body through a connecting joint; a transmission bevel gear III which is meshed with the driven bevel gear III and the drive bevel gear II is arranged in a gap between the driven bevel gear III and the drive bevel gear II; the transmission bevel gear III is connected with an oil cylinder III arranged outside the box body through a connecting joint; the stand is also fixedly provided with an industrial computer which is electrically connected with the hydraulic oil pump, the lubricating oil pump, the diesel pump and the gear oil pump; the oil cylinder I, the oil cylinder II, the oil cylinder III and the oil cylinder IV are electrically connected with the industrial computer;

the connecting joint is provided with a connecting plug connected to a piston rod at the output end of the corresponding oil cylinder; a partition plate is arranged in the middle of the connecting plug; two tapered roller bearings are arranged on the connecting plug; the two tapered roller bearings are respectively positioned at two sides of the partition plate; the tapered roller bearing positioned at the outer side is sleeved with a connecting cavity and is fixed through a cover plate; the middle part of the connecting cavity is connected with the corresponding driven shaft;

2. The mobile tunneling machine multifunctional hydraulic pump station according to claim 1, wherein: the hydraulic oil pump, the lubricating oil pump, the diesel pump and the gear oil pump are all quantitative vane pumps; the quantitative vane pump is provided with a flowmeter.