CN101372834B - Double motor driven reamer transmission system - Google Patents
Double motor driven reamer transmission system Download PDFInfo
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- CN101372834B CN101372834B CN2008102006702A CN200810200670A CN101372834B CN 101372834 B CN101372834 B CN 101372834B CN 2008102006702 A CN2008102006702 A CN 2008102006702A CN 200810200670 A CN200810200670 A CN 200810200670A CN 101372834 B CN101372834 B CN 101372834B
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Abstract
The invention discloses a double-motor driving reamer transmission system, which is applicable for a large-scale cutter-suction dredge, capable of transmitting high power and high torque and has compact structure, wherein, two variable frequency motors, two high elastic friction clutches and two gear boxes are arranged as two groups, both of which are supported by a bridge; each group comprises a variable frequency motor, a high elastic friction clutch and a gear box; one end of a plurality of serially connected intermediate transmission shafts is driven by the gear boxes in the two groups, while the other end of the shafts is connected to a reamer shaft; the serially connected intermediate transmission shafts are supported on the bridge by the intermediate supporting devices through bearings of macromolecule composite material of intermediate supporting devices; the reamer shaft is rotatably arranged in the bearing seat fixed on the bridge via the bearing of macromolecule composite material, and the bearing can be lubricated and cooled by sea water; the reamer shaft is used for connecting the reamer.
Description
Technical field
The present invention relates to a kind of reamer transmission agent of dredge boat.
Background technology
Cutter suction dredger utilizes the suction water pipe front end around suction water pipe installing reamer transmission agent, underwater sludge, clay, silt or rock are cut and stir, effectively improve concentration of hydraulic mixture, again through dredging tube with the silt material that hoists, be transported to silt solid accumulation field by powerful pump power, therefore the dredge boat that be a kind of efficient height, cost is low is good submerged digging machinery.Reamer transmission agent is used for the power of prime mover is passed to reamer under water.Characteristics such as reamer transmission agent has that output speed is low, big especially, the stressed big especially and operating mode complexity of torque are the design difficulties of cutter suction dredger always.
The present most widely used two kinds of forms that mainly contain of reamer transmission agent: the direct drive-type of single high power hydraulic motor, a plurality of fluid motor-driven formula.Single high power hydraulic motor directly drives reamer by output shaft system, shaft coupling; A plurality of fluid motor-driven formulas are made up of reamer gear-box, shaft coupling etc.
Along with cutter suction dredger develops to the maximization direction, design of Transmission System is arranged and is become increasingly complex, the also corresponding raising of performance requirement, for some super high power super large torque reamer transmission agent, if adopt traditional reamer transmission agent commonly used, be difficult to satisfy the combination property requirement that actual engineering proposes drive apparatus.
Summary of the invention
The object of the present invention is to provide a kind of reamer transmission agent that is applicable to large-scale cutter suction dredger, can transmits high-power and big torque, compact conformation.
In order to realize described purpose, double motor driven reamer transmission agent of the present invention is characterized in comprising variable-frequency motor, high resiliency friction clutch, gear-box, intermediate propeller shaft, intermediate supporting device, mangler shaft and crane span structure; Two variable-frequency motors, two high resiliency friction clutches and two gear-boxes are divided into two groups of settings, support by crane span structure; Each group comprises a variable-frequency motor, a high resiliency friction clutch and a gear-box, and the high resiliency friction clutch is the variable-frequency motor connection gear box, and variable-frequency motor is delivered to power and rotating speed on the gear-box by the high resiliency friction clutch; Many intermediate propeller shafts are serially connected, and an end of the many intermediate propeller shafts that this is serially connected is driven jointly by the gear-box in described two groups, and the other end connects mangler shaft; A plurality of intermediate supporting device are arranged on the crane span structure, each intermediate supporting device comprises the polymer composite bearing that available seawater is lubricated and cool off, and these many intermediate propeller shafts that are serially connected are bearing on the crane span structure by these these a plurality of intermediate supporting device of polymer composite bearing cause of intermediate supporting device; Mangler shaft polymer composite bearing lubricated by available seawater and cooling is arranged in the bearing support that is fixed on crane span structure rotationally, and mangler shaft is used to connect reamer.
Described double motor driven reamer transmission agent, its further characteristics are that described high resiliency friction clutch is a LT high resiliency friction clutch.
Described double motor driven reamer transmission agent, its further characteristics are that described gear-box is a JDCD type gear-box.
Described double motor driven reamer transmission agent, its further characteristics are that described gear-box comprises two-direction thrust bearing, the load that described many intermediate propeller shaft transmission that are serially connected are returned acts on described two-direction thrust bearing, and is passed to crane span structure further.
Described double motor driven reamer transmission agent, the head that its further characteristics are described mangler shafts provides the trapezoidal thread that is complementary with reamer.
The invention has the beneficial effects as follows: compare with the most widely used two kinds of existing hydraulic motor reamer transmission agents, the present invention has following characteristics:
1) adopt two variable-frequency motors as prime mover, the advantage that the transmitted power torque is big, for example reamer of every the specified 1000kW of power of motor, rotating speed 1000r/min configurable rating power 2000kW, rotating speed 20r/min, output shaft torque capacity 955kN;
2) load is acted on two gear-boxes, the present invention can bear bi-directional axial thrust, thereby can bear axial high thrust, and maximum can be born two-way peak value thrust 3750kN in applicant's experiment;
3) working range of the present invention is big, for example according to underwater operation operating mode difference, and can single motor or the bi-motor running, energy-saving effect is obvious, axle system is 44m between motor and the reamer, can with crane span structure 0 ~ 60 ° arbitrarily angled in, maximum immersion 30m depths operate as normal;
4) system layout of the present invention is reasonable: use the polymer composite bearings in intermediate propeller shaft, has the better elastic support performance, vibration has good damping and shock-absorbing effect to crane span structure, irregular deformation for crane span structure simultaneously has good displacement compensation capability, steady use when having guaranteed crane span structure work, system layout is reasonable;
5) the present invention adopts the lubricated and cooling of clean sea water, can not cause environment pollution, meets the environmental requirement of increasingly stringent;
6) long working life, low noise, corrosion-resistant, easy to maintenance.
Aforementioned purpose of the present invention, technical scheme and beneficial effect will carry out concrete description further combined with the description of drawings and the specific embodiment.
Description of drawings
Fig. 1 is the front view of one embodiment of the invention.
Fig. 2 is a vertical view embodiment illustrated in fig. 1.
The specific embodiment
See figures.1.and.2 simultaneously, one embodiment of the invention comprise variable-frequency motor 1, high resiliency friction clutch 2, gear-box 3, intermediate propeller shaft 4, intermediate supporting device 5, mangler shaft 6, reamer block bearing 7 and reamer 8.
Two variable-frequency motors 1, two high resiliency friction clutches 2, two gear-boxes 3 are divided into two groups.Each group comprises a variable-frequency motor 1, a high resiliency friction clutch 2 and a gear-box 3, and in each group, high resiliency friction clutch 2 links up variable-frequency motor 1 and gear-box 3, variable-frequency motor 1 is delivered to power and rotating speed on the gear-box 3 by high resiliency friction clutch 2, high resiliency friction clutch 2 plays the effect of flexibly connecting, and by clutch inner rubber part regulating system rigidity, the system of assurance has good torsional oscillation performance, and high resiliency friction clutch 2 for example is a LT high resiliency friction clutch.3 one-tenth two-shippers of two gear-boxes and bassinet structure drive intermediate propeller shaft 4 jointly.Gear-box 3 disposes the bearing that can bear bidirectional propulsion, and the end thrust that produces during reamer work is delivered to by intermediate propeller shaft 4 on the bearing of gear-box 3, finally is delivered on the crane span structure 9 by gear-box lower margin articulation bolt.Gear-box for example is a JDCD type gear-box.When two variable-frequency motors 1 are worked simultaneously, can control simultaneously two variable-frequency motors 1, thereby can satisfy two variable-frequency motor 1 uniform loads.
Gear-box 3 connects with intermediate propeller shaft 4.The total length of many intermediate propeller shafts 4 generally will reach about 40m.Have 5 intermediate propeller shafts 4 in the embodiment shown in fig. 1, these intermediate propeller shafts are serially connected.Intermediate propeller shaft 4 connects with mangler shaft 6.Each intermediate propeller shaft 4 supports by an intermediate supporting device 5.Intermediate supporting device 5 comprises the polymer composite bearing, and intermediate propeller shaft 4 passes this polymer composite bearing rotationally.The polymer composite bearing uses the lubricated and cooling of seawater, has good springiness, characteristics that abrasion resistance is good.Intermediate supporting device 5 is fastened on the crane span structure 9 by the lower margin articulation bolt, can play the radial load effect of supporting intermediate propeller shaft 4 own wts and running generation effectively.
Mangler shaft 6 is arranged in the reamer block bearing 7, and at the trapezoidal thread that head design and reamer 8 are complementary, and guarantees that both have safety and effectively connect.Reamer block bearing 7 is arranged in the bearing support of fixing with crane span structure 9, and the power that the reamer block bearing bears all will be delivered on the crane span structure 9 by bearing support.Reamer block bearing 7 is polymer composite bearings, use the lubricated and cooling of seawater, have good springiness, characteristics that abrasion resistance is good, 9 vibrations have good damping and shock-absorbing effect to crane span structure, and the irregular deformation for crane span structure 9 simultaneously has good displacement compensation capability.
Claims (5)
1. a double motor driven reamer transmission agent is characterized in that comprising variable-frequency motor, high resiliency friction clutch, gear-box, intermediate propeller shaft, intermediate supporting device, mangler shaft and crane span structure;
Two variable-frequency motors, two high resiliency friction clutches and two gear-boxes are divided into two groups of settings, support by crane span structure; Each group comprises a variable-frequency motor, a high resiliency friction clutch and a gear-box, and the high resiliency friction clutch is the variable-frequency motor connection gear box, and variable-frequency motor is delivered to power and rotating speed on the gear-box by the high resiliency friction clutch;
Many intermediate propeller shafts are serially connected, and an end of the many intermediate propeller shafts that this is serially connected is driven jointly by the gear-box in described two groups, and the other end connects mangler shaft;
A plurality of intermediate supporting device are arranged on the crane span structure, each intermediate supporting device comprises the polymer composite bearing that available seawater is lubricated and cool off, and these many intermediate propeller shafts that are serially connected are bearing on the crane span structure by these these a plurality of intermediate supporting device of polymer composite bearing cause of intermediate supporting device;
Mangler shaft polymer composite bearing lubricated by available seawater and cooling is arranged in the bearing support that is fixed on crane span structure rotationally, and mangler shaft is used to connect reamer.
2. double motor driven reamer transmission agent as claimed in claim 1 is characterized in that described high resiliency friction clutch is a LT high resiliency friction clutch.
3. double motor driven reamer transmission agent as claimed in claim 1 is characterized in that described gear-box is a JDCD type gear-box.
4. double motor driven reamer transmission agent as claimed in claim 1, it is characterized in that described gear-box comprises two-direction thrust bearing, the load that described many intermediate propeller shaft transmission that are serially connected are returned acts on described two-direction thrust bearing, and is passed to crane span structure further.
5. double motor driven reamer transmission agent as claimed in claim 1 is characterized in that the head of described mangler shaft provides the trapezoidal thread that is complementary with reamer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102006702A CN101372834B (en) | 2008-09-27 | 2008-09-27 | Double motor driven reamer transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102006702A CN101372834B (en) | 2008-09-27 | 2008-09-27 | Double motor driven reamer transmission system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101372834A CN101372834A (en) | 2009-02-25 |
| CN101372834B true CN101372834B (en) | 2011-02-02 |
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ID=40447189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008102006702A Active CN101372834B (en) | 2008-09-27 | 2008-09-27 | Double motor driven reamer transmission system |
Country Status (1)
| Country | Link |
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| CN (1) | CN101372834B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108915011B (en) * | 2018-07-30 | 2021-02-12 | 中交天津航道局有限公司 | Centering and mounting method for reamer shafting of cutter suction dredger |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4437814A (en) * | 1981-07-15 | 1984-03-20 | Delta Dredge And Pump Corporation | Dredge pump drive system |
| CN2085812U (en) * | 1990-11-01 | 1991-10-02 | 泰兴县水泵厂 | Semi-enclosed submerged suction dredge with self-twisting, self-sucking and self-advancing features |
| GB2305973A (en) * | 1995-10-06 | 1997-04-23 | Hector Filippus Alexand Susman | Motor with cam lobed rotor and inlet/exhaust combined with sealing rod recess. |
-
2008
- 2008-09-27 CN CN2008102006702A patent/CN101372834B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4437814A (en) * | 1981-07-15 | 1984-03-20 | Delta Dredge And Pump Corporation | Dredge pump drive system |
| CN2085812U (en) * | 1990-11-01 | 1991-10-02 | 泰兴县水泵厂 | Semi-enclosed submerged suction dredge with self-twisting, self-sucking and self-advancing features |
| GB2305973A (en) * | 1995-10-06 | 1997-04-23 | Hector Filippus Alexand Susman | Motor with cam lobed rotor and inlet/exhaust combined with sealing rod recess. |
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| Publication number | Publication date |
|---|---|
| CN101372834A (en) | 2009-02-25 |
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Effective date of registration: 20151214 Address after: 201108 Shanghai city Minhang District Huaning Road No. 3111 Building 1 room 629 Patentee after: Shanghai shine Heavy Industry Co., Ltd. Address before: 201108 Shanghai city Minhang District Huaning Road No. 3111 Patentee before: The 711th Research Institute of China Shipbuilding Industrial Corporation(CSIC) |