CN106744341A - A kind of slurry shield automatically changes pipe loop wheel machine - Google Patents
A kind of slurry shield automatically changes pipe loop wheel machine Download PDFInfo
- Publication number
- CN106744341A CN106744341A CN201710149332.XA CN201710149332A CN106744341A CN 106744341 A CN106744341 A CN 106744341A CN 201710149332 A CN201710149332 A CN 201710149332A CN 106744341 A CN106744341 A CN 106744341A
- Authority
- CN
- China
- Prior art keywords
- loop wheel
- pipe loop
- walker
- cross beam
- wheel 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C17/00—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports
- B66C17/04—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports with lifting beams, e.g. slewable beams, carrying load-engaging elements, e.g. magnets, hooks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C17/00—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports
- B66C17/06—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports specially adapted for particular purposes, e.g. in foundries, forges; combined with auxiliary apparatus serving particular purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C7/00—Runways, tracks or trackways for trolleys or cranes
- B66C7/16—Devices specially adapted for limiting trolley or crane travel; Arrangements of buffer-stops
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/10—Undercarriages or bogies, e.g. end carriages, end bogies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
Pipe loop wheel machine, including trailer, Huan Guan loop wheel machines mechanism are automatically changed the invention discloses a kind of slurry shield, Huan Guan loop wheel machines mechanism is arranged on trailer, and trailer is provided with Chu Guan mechanisms；Wherein, Huan Guan loop wheel machines mechanism includes that what is be connected with trailer changes pipe loop wheel machine longeron, change pipe loop wheel machine longeron and be provided with longitudinal translation oil cylinder, the telescopic end of longitudinal translation oil cylinder is connected with walker, walker is provided with hoisting machine cross beam frame and transverse translation oil cylinder, one end of transverse translation oil cylinder is connected with hoisting machine cross beam frame, the other end is connected with walker, and hoisting machine cross beam frame is provided with electric block, and electric block is moved along hoisting machine cross beam frame；Tank key way is provided with above walker, trailer top platform lower surface is also provided with tank key way, and two tank key ways are connected by tank chain.Simple structure of the present invention, it is practical, successfully come into operation, labour intensity of the mitigation personnel when mud tube is changed substantially increases operating efficiency.
Description
Technical field
The present invention relates to shield machine corollary equipment technical field, and in particular to a kind of slurry shield automatically changes pipe loop wheel machine.
Background technology
Common slurry shield tube ejector part all has changes pipe crane device, and purpose is exactly the mud channel in tunnel
Extension connect the labour intensity that personnel are reduced during mud tube, improve operating efficiency.Although current each shield machine manufacturer
The form that the slurry shield of design changes pipe loop wheel machine is different, but uses semi-automatic form loop wheel machine in the majority, can only realize mud
The automation of partial function is transported or lifted to pipe, there is certain use limitation.The existing staff's labor for changing pipe loop wheel machine
Fatigue resistance is larger, operating efficiency is relatively low, and safe operation coefficient is low, therefore, it is necessary that design one kind automatically changes pipe loop wheel machine.
The content of the invention
For the deficiency of above-mentioned background technology, pipe loop wheel machine is automatically changed the invention provides a kind of slurry shield, be used to solve
Certainly automaticity is low in the prior art, safety coefficient and the low technical problem of operating efficiency.
The technical scheme is that：A kind of slurry shield automatically changes pipe loop wheel machine, including trailer, Huan Guan loop wheel machines mechanism,
Huan Guan loop wheel machines mechanism is arranged on trailer, and trailer is provided with Chu Guan mechanisms；Wherein, Huan Guan loop wheel machines mechanism includes being connected with trailer
Change pipe loop wheel machine longeron, change pipe loop wheel machine longeron and be provided with longitudinal translation oil cylinder, the telescopic end of longitudinal translation oil cylinder is connected with walking
Frame, walker is provided with hoisting machine cross beam frame and transverse translation oil cylinder, one end of transverse translation oil cylinder is connected with hoisting machine cross beam frame,
The other end is connected with walker, and hoisting machine cross beam frame is provided with electric block, and electric block is moved along hoisting machine cross beam frame；Walker
Top be provided with tank key way, trailer top platform lower surface is also provided with tank key way, and two tank key ways pass through tank chain
It is connected.
One end of the hoisting machine cross beam frame is provided with buffer, and the center line of buffer is mutually overlap with the center line of electric block
Close.
The walker top is provided with walking wheeling support, and road wheel holder top is provided with road wheel, and road wheel hangs with pipe is changed
Machine longeron is engaged and is moved along pipe loop wheel machine longeron is changed；The bottom of walking wheeling support is fixedly connected with walker.
The walker bottom is provided with loop wheel machine wheel ear mount, and loop wheel machine wheel ear mount is connected with one end of longitudinal translation oil cylinder；OK
Walk frame and be provided with upper limit wheel and lower limit wheel, lower limit wheel is corresponding with upper limit wheel, and hoisting machine cross beam frame is fastened on upper limit
Between wheel and lower limit wheel, hoisting machine cross beam frame realizes left and right translation under the telescopic action of transverse translation oil cylinder.
The lateral surface of the loop wheel machine wheel ear mount is provided with C-type steel cable coaster.
The walker is provided with two cable slide rails, and two cable slide rails be arranged in parallel and cable slide rail and hoisting machine cross beam
Frame is parallel；Cable slide rail is engaged with C-type steel cable coaster.
The trailer is provided with two and changes pipe loop wheel machine longeron, and two are changed pipe loop wheel machine longeron and be arranged in parallel；Hoisting machine cross beam frame by
Two I-steel and a connecting rod composition, two I-steel are be arranged in parallel, and electric block is equipped with two I-steel.
Described two electric blocks are connected with wired control cabinet, and can realize wireless controller control.
The Huan Guan loop wheel machines mechanism is connected with controller.
The present invention can realize the steady safe transhipment of mud tube and the installation of tunnel mud tube, relative to common half
Can be saved from for moving pipe loop wheel machine and change the pipe tubulature time more than 20%, the service condition on major diameter slurry shield is more
Substantially.Additionally, the occupancy quantity of personnel can be reduced compared with common, while the labour intensity of operating personnel can also be reduced
20% or so, safe operation reliability.The present invention is integrated with execution and the control unit such as hydraulic pressure, electric, is capable of achieving slurry shield slurry
The full-automation of pipe lifting, simple structure is practical, successfully comes into operation, work of the mitigation personnel when mud tube is changed
Intensity, substantially increases operating efficiency.
Brief description of the drawings
Fig. 1 is fully retracted into state front view for transverse translation oil cylinder oil cylinder of the present invention.
Fig. 2 is fully retracted into state right view for transverse translation oil cylinder of the present invention.
Fig. 3 all stretches out state front view for transverse translation oil cylinder oil cylinder of the present invention.
Fig. 4 all stretches out state right view for transverse translation oil cylinder of the present invention.
Fig. 5 all stretches out state top view for oil cylinder transverse translation oil cylinder of the present invention.
Fig. 6 is partial enlarged drawing at A in Fig. 1.
Fig. 7 is partial enlarged drawing at B in Fig. 3.
Fig. 8 is electric block control block diagram.
Specific embodiment
Embodiment 1：As shown in figures 1-8, a kind of slurry shield automatically changes pipe loop wheel machine, including trailer 1, changes pipe loop wheel machine machine
Structure, Huan Guan loop wheel machines mechanism is arranged on trailer, and trailer 1 is provided with Chu Guan mechanisms 101, for depositing mud tube；Wherein, pipe is changed to hang
Machine mechanism includes that what is be fixedly connected with trailer 1 changes pipe loop wheel machine longeron 2, changes pipe loop wheel machine longeron 2 and is provided with longitudinal translation oil cylinder 3, indulges
Walker 4 is connected with to the telescopic end of translation oil cylinder 3, longitudinal translation oil cylinder pushing walker is moved along pipe loop wheel machine longeron is changed, OK
Walk frame 4 and be provided with hoisting machine cross beam frame 5 and transverse translation oil cylinder 6, hoisting machine cross beam frame is located at the lower section for changing pipe loop wheel machine longeron, laterally flat
One end of shifting oil cylinder 6 is connected with hoisting machine cross beam frame 5, the other end is connected with walker 4, and transverse translation oil cylinder pushing loop wheel machine is horizontal
Roof beam structure is moved left and right, and hoisting machine cross beam frame 5 is provided with electric block 7, and electric block 7 is moved along hoisting machine cross beam frame；Walker 4 it is upper
Side is provided with tank key way 8, and the top platform lower surface of trailer 1 is also provided with tank key way 8, and two tank key ways 8 pass through tank chain 9
It is connected.Tank chain key way 8 is used to fix the direction of motion of tank chain, and tank chain is used to walk power supply and the control electricity of electric block
The oil pipe of cable and left and right translation oil cylinder, the motion of cable and oil pipe, prevents electric wire or oil pipe in work process in specification movement
Winding.
Further preferably, one end of hoisting machine cross beam frame 5 is provided with buffer 10, and the end of buffer is provided with rubber wave duct, delays
The center line and the center line of electric block 7 for rushing device 10 coincide, buffer purpose be when preventing electric hoist from moving to end because
Excessive velocities produce collision and damage with crossbeam, play cushioning effect, reach the purpose of protection electric block.
Further preferably, the top of walker 4 is provided with walking wheeling support 11, and walking wheeling support 11 top is provided with road wheel 11,
Road wheel 11 is engaged and is moved along pipe loop wheel machine longeron 2 is changed with pipe loop wheel machine longeron 2 is changed；The bottom of walking wheeling support 11 and walker
4 are fixedly connected, and road wheel drives walker to move by wheeling support of walking.
Further preferably, the bottom of walker 4 is provided with loop wheel machine wheel ear mount 13, loop wheel machine wheel ear mount 13 and longitudinal translation oil cylinder 3
One end is connected；One group of position-limited wheel is respectively equipped with four angles of walker 4, totally four groups of position-limited wheels, every group of position-limited wheel is including right
Claim the two upper limit wheels 14 and two lower limit wheels 15 that set, the lower limit wheel 15 with group is distinguished with the upper limit wheel 14 of group
Corresponding, hoisting machine cross beam frame 5 is fastened between upper limit wheel 14 and lower limit wheel 15, and hoisting machine cross beam frame 4 is in transverse translation oil cylinder 6
Telescopic action under realize left and right translation.
Further preferably, the lateral surface of loop wheel machine wheel ear mount 13 is provided with C-type steel cable coaster 16, for suspended cables
Line, prevent cable produce in the course of the work significantly it is sagging produce winding or with outside marshaling transport object contact and
Damage cable.
Further preferably, frame 2 is provided with two cable slide rails 17, and two cable slide rails 17 be arranged in parallel and cable slide rail
It is parallel with hoisting machine cross beam frame；Cable slide rail 17 is engaged with C-type steel cable coaster 16, is that two electric blocks 7 fix power supply
With control cable.
Further preferably, frame 2 is provided with two and changes pipe loop wheel machine longeron, and two are changed pipe loop wheel machine longeron and be arranged in parallel；Loop wheel machine
Cross beam frame 5 is made up of two I-steel and a connecting rod, and two I-steel be arranged in parallel, is equipped with two I-steel electronic
Cucurbit 7.
Further preferably, the execution of Huan Guan loop wheel machines mechanism is acted by controller control.
Further preferably, electric block 7 possesses wired and wireless two kinds of control forms, two kinds of control forms can conveniently and
When switch.Wireless controller failure can not be used when being operated using wired control cabinet, have line traffic control when equally using wireless controller
Case processed also fails can not be used.Wired control cabinet and wireless controller can individually control electric block to implement function such as：（1）
Electric block 1 can be individually controlled to realize raising, decline, move to left, moving to right four kinds of actions；（2）Electric block 2 can be individually controlled to realize
Raising, decline, move to left, moving to right four kinds of actions；（3）Controllable electric block 1 and electric block 2 are realized under synchronous ascending, synchronization
Drop, synchronously move to left, synchronously move to right four kinds of actions.
The course of work：Mud tube is transported to shield machine position by marshaling from tunnel outer, changes pipe loop wheel machine by mud
Slurry pipe is placed in Chu Guan mechanisms.When needing to carry out mud channel extension in tunnel, operator is by control cabinet control
Longitudinal translation oil cylinder pushing walker is moved forward and backward on loop wheel machine longeron, and walker is delivered into correct position；Then by laterally
Translation oil cylinder promotes hoisting machine cross beam to move left and right, and the hoisting machine cross beam with electric block is delivered into correct position, next control
Electric block is moved to be sling mud tube and is transported to the position that mud channel extends, and the increase of new mud tube is carried out, so as to complete
Pipe lifting work is changed in the lifting and transport of mud tube, completion.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, the change or replacement that can be readily occurred in,
Should all be included within the scope of the present invention.
Claims (9)
1. a kind of slurry shield automatically changes pipe loop wheel machine, it is characterised in that：Including trailer（1）, Huan Guan loop wheel machines mechanism, change pipe loop wheel machine
Mechanism is arranged on trailer（1）On, trailer（1）It is provided with Chu Guan mechanisms（101）；Wherein, Huan Guan loop wheel machines mechanism includes and trailer（1）
What is be connected changes pipe loop wheel machine longeron（2）, change pipe loop wheel machine longeron（2）It is provided with longitudinal translation oil cylinder（3）, longitudinal translation oil cylinder（3）
Telescopic end be connected with walker（4）, walker（4）It is provided with hoisting machine cross beam frame（5）With transverse translation oil cylinder（6）, it is laterally flat
Move oil cylinder（6）One end and hoisting machine cross beam frame（5）Be connected, the other end and walker（4）It is connected, hoisting machine cross beam frame（5）On
It is provided with electric block（7）, electric block（7）Moved along hoisting machine cross beam frame；Walker（4）Top be provided with tank key way（8）, drag
Car（1）Top platform lower surface is also provided with tank key way（8）, two tank key ways（8）By tank chain（9）It is connected.
2. slurry shield according to claim 1 automatically changes pipe loop wheel machine, it is characterised in that：The hoisting machine cross beam frame（5）
One end be provided with buffer（10）, buffer（10）Center line and electric block（7）Center line coincide.
3. slurry shield according to claim 1 automatically changes pipe loop wheel machine, it is characterised in that：The walker（4）Top
It is provided with walking wheeling support（11）, wheeling support of walking（11）Top is provided with road wheel（12）, road wheel（12）With change pipe loop wheel machine longeron
（2）It is engaged and pipe loop wheel machine longeron is changed on edge（2）It is mobile；Walking wheeling support（11）Bottom and walker（4）It is fixedly connected.
4. the slurry shield according to claim 1 or 3 automatically changes pipe loop wheel machine, it is characterised in that：The walker（4）Under
Portion is provided with loop wheel machine wheel ear mount（13）, loop wheel machine wheel ear mount（13）With longitudinal translation oil cylinder（3）One end be connected；Walker（4）On
It is provided with upper limit wheel（14）With lower limit wheel（15）, lower limit wheel（15）With upper limit wheel（14）It is corresponding, hoisting machine cross beam frame（5）
It is fastened on upper limit wheel（14）With lower limit wheel（15）Between, hoisting machine cross beam frame（4）In transverse translation oil cylinder（6）Telescopic action
It is lower to realize left and right translation.
5. slurry shield according to claim 4 automatically changes pipe loop wheel machine, it is characterised in that：The loop wheel machine wheel ear mount（13）
Lateral surface be provided with C-type steel cable coaster（16）.
6. slurry shield according to claim 4 automatically changes pipe loop wheel machine, it is characterised in that：The walker（4）On set
There are two cable slide rails（17）, two cable slide rails（17）It is arranged in parallel and cable slide rail is parallel with hoisting machine cross beam frame；Cable is slided
Rail（17）With C-type steel cable coaster（16）It is engaged.
7. slurry shield according to claim 1 automatically changes pipe loop wheel machine, it is characterised in that：The trailer（1）It is provided with
Two are changed pipe loop wheel machine longeron, and two are changed pipe loop wheel machine longeron and be arranged in parallel；Hoisting machine cross beam frame（5）Connected by two I-steel and one
Bar is constituted, and two I-steel are be arranged in parallel, and electric block is equipped with two I-steel（7）.
8. slurry shield according to claim 7 automatically changes pipe loop wheel machine, it is characterised in that：Described two electric blocks
（7）It is connected with wired control cabinet, and can realizes wireless controller control.
9. slurry shield according to claim 1 automatically changes pipe loop wheel machine, it is characterised in that：The Huan Guan loop wheel machines mechanism with
Controller is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710149332.XA CN106744341B (en) | 2017-03-14 | 2017-03-14 | A kind of slurry shield automatically changes pipe loop wheel machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710149332.XA CN106744341B (en) | 2017-03-14 | 2017-03-14 | A kind of slurry shield automatically changes pipe loop wheel machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106744341A true CN106744341A (en) | 2017-05-31 |
| CN106744341B CN106744341B (en) | 2018-03-23 |
Family
ID=58960987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710149332.XA Active CN106744341B (en) | 2017-03-14 | 2017-03-14 | A kind of slurry shield automatically changes pipe loop wheel machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106744341B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404040A (en) * | 2018-12-29 | 2019-03-01 | 中铁工程装备集团有限公司 | The frame material handling of shield machine continuous belt and storage device |
| CN113800391A (en) * | 2021-09-07 | 2021-12-17 | 中交一公局集团有限公司 | Double-beam crane for shield construction and operation method thereof |
| CN116730184A (en) * | 2023-08-16 | 2023-09-12 | 四川蜀道建筑科技有限公司 | On-site construction pushes away and rises heavy system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010265102A (en) * | 2009-05-18 | 2010-11-25 | Ihi Corp | Portal crane |
| CN201990402U (en) * | 2011-01-21 | 2011-09-28 | 广东华隧建设股份有限公司 | Device for integral hanging of shield machine |
| CN102434168A (en) * | 2010-09-29 | 2012-05-02 | 上海尤加工程机械科技有限公司 | Pipe connecting device |
| CN202346632U (en) * | 2011-12-13 | 2012-07-25 | 杨振洲 | Mine hydraulic type lifting crane |
| CN202967915U (en) * | 2012-12-27 | 2013-06-05 | 廊坊海斯建材机械有限公司 | Sleeper die hydraulic flip transportation device |
| CN204324736U (en) * | 2014-11-20 | 2015-05-13 | 陕西理工学院 | Cement cover board hanging apparatus |
| CN205135644U (en) * | 2015-11-05 | 2016-04-06 | 中铁工程装备集团有限公司 | Slurry shield tube replacement arranges thick liquid device |
| CN206599384U (en) * | 2017-03-14 | 2017-10-31 | 中铁工程装备集团有限公司 | Slurry shield automatically changes pipe loop wheel machine |
-
2017
- 2017-03-14 CN CN201710149332.XA patent/CN106744341B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010265102A (en) * | 2009-05-18 | 2010-11-25 | Ihi Corp | Portal crane |
| CN102434168A (en) * | 2010-09-29 | 2012-05-02 | 上海尤加工程机械科技有限公司 | Pipe connecting device |
| CN201990402U (en) * | 2011-01-21 | 2011-09-28 | 广东华隧建设股份有限公司 | Device for integral hanging of shield machine |
| CN202346632U (en) * | 2011-12-13 | 2012-07-25 | 杨振洲 | Mine hydraulic type lifting crane |
| CN202967915U (en) * | 2012-12-27 | 2013-06-05 | 廊坊海斯建材机械有限公司 | Sleeper die hydraulic flip transportation device |
| CN204324736U (en) * | 2014-11-20 | 2015-05-13 | 陕西理工学院 | Cement cover board hanging apparatus |
| CN205135644U (en) * | 2015-11-05 | 2016-04-06 | 中铁工程装备集团有限公司 | Slurry shield tube replacement arranges thick liquid device |
| CN206599384U (en) * | 2017-03-14 | 2017-10-31 | 中铁工程装备集团有限公司 | Slurry shield automatically changes pipe loop wheel machine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404040A (en) * | 2018-12-29 | 2019-03-01 | 中铁工程装备集团有限公司 | The frame material handling of shield machine continuous belt and storage device |
| CN109404040B (en) * | 2018-12-29 | 2024-05-28 | 中铁工程装备集团有限公司 | Material lifting and storing device for continuous belt frame of shield tunneling machine |
| CN113800391A (en) * | 2021-09-07 | 2021-12-17 | 中交一公局集团有限公司 | Double-beam crane for shield construction and operation method thereof |
| CN116730184A (en) * | 2023-08-16 | 2023-09-12 | 四川蜀道建筑科技有限公司 | On-site construction pushes away and rises heavy system |
| CN116730184B (en) * | 2023-08-16 | 2023-11-03 | 四川蜀道建筑科技有限公司 | On-site construction pushes away and rises heavy system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106744341B (en) | 2018-03-23 |
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