CN110159285A - A kind of rectangular pipe jacking machine modularization cutterhead of reducing - Google Patents
A kind of rectangular pipe jacking machine modularization cutterhead of reducing Download PDFInfo
- Publication number
- CN110159285A CN110159285A CN201910513670.6A CN201910513670A CN110159285A CN 110159285 A CN110159285 A CN 110159285A CN 201910513670 A CN201910513670 A CN 201910513670A CN 110159285 A CN110159285 A CN 110159285A
- Authority
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- China
- Prior art keywords
- cutterhead
- reducing
- pipe jacking
- rectangular pipe
- 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.)
- Granted
Links
- 230000001603 reducing effect Effects 0.000 title claims abstract description 37
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 38
- 239000003638 chemical reducing agent Substances 0.000 claims description 18
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 13
- 238000009412 basement excavation Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 description 13
- 230000007246 mechanism Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 10
- 239000003351 stiffener Substances 0.000 description 4
- 208000028804 PERCHING syndrome Diseases 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 210000002435 tendon Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008278 dynamic mechanism Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
- E21D9/0874—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with rotary drilling heads having variable diameter
Abstract
The present invention relates to push-bench technical fields, more particularly to a kind of rectangular pipe jacking machine modularization cutterhead of reducing, the complete rectangular cutterhead pedestal that the present invention is composed of at least two pairs individual rectangle cutterhead base modules, so as to realize variable diameter on the four direction up and down based on tunnel, entire cutterhead pedestal is set to realize variable diameter by controlling the assembly clearance between individual rectangle cutterhead base module, so that the digging diameter for being mounted on cutterhead pedestal cutterhead mounting hole upper tool pan changes, to realize the variation of the excavation face of cutterhead, to realize the expanding of cutterhead, effectively avoid need to redesign in the prior art customization one new cutterhead cause new equipment customization the period it is long, expense is expensive, the extension and construction cost for causing construction period improve.
Description
Technical field
The present invention relates to push-bench technical field more particularly to a kind of rectangular pipe jacking machine modularization cutterheads of reducing.
Background technique
Push-bench technology, which has become, at present constructs the urban tunnel constructions such as subterranean railway, telecommunications, electric power, upper and lower water course
Main construction method.But current Rectangular Tunnel sectional dimension lacks mandatory specification, and the tunnel sectional dimension of various demands is more,
And single size can not the rectangular pipe jacking machine of variable diameter can only excavate fixed-size tunnel.Fixed-size rectangular pipe jacking machine exists
The tunnel that just cannot excavate other sectional dimensions behind the tunnel of a certain sectional dimension again is excavated, the idleness of equipment, the wasting of resources are caused.
Tunnel if you need to excavate other sectional dimensions then needs to redesign one new cutterhead of customization.However new equipment customizes the period
Long, expense is expensive, to cause the extension and construction cost raising of construction period.
Summary of the invention
For the problems of in the prior art, the rectangular pipe jacking machine modularization of a kind of reducing provided by the present invention
Cutterhead, can the tunnel through the invention to different interface dimensions construct, effectively avoid opening of mentioning in the prior art
Need to customize caused by a new cutterhead that the customization period is long, and construction cost is high to ask when digging the tunnel of other sectional dimensions again
Topic.
Technical scheme is as follows:
A kind of rectangular pipe jacking machine modularization cutterhead of reducing, including by least two pairs individual rectangle cutterhead base modules
The complete rectangular cutterhead pedestal being composed, so as to variable diameter is realized on the four direction up and down based on tunnel, institute
Cutterhead mounting hole there are two being respectively provided in each independent rectangle cutterhead base module is stated, is protruded into described two cutterhead mounting holes
There is the rear axle of the single connecting rod crankshaft with movable knife disc rotation, the front end axis of the single connecting rod crankshaft is mounted on speed reducer, subtracts
Fast machine is mutually installed with motor rotary shaft again, so that speed reducer can be transmitted power to by motor, then will be moved by speed reducer
Power is transferred to single connecting rod crankshaft to rotate with movable knife disc；One layer of shell is set in the rear axle of the single connecting rod crankshaft, it should
Shell is fixed in cutterhead base module, is set with roller bearing in the rear axle of the single connecting rod crankshaft, and by roller
Bearing is fixed on the enclosure interior of rear axle suit.
Further, a thrust is set with far from one end of cutterhead base module in the rear axle of the single connecting rod crankshaft
Bearing, the thrust bearing are fixed on the enclosure interior of rear axle periphery suit.
The front end of two single connecting rod crankshafts in two cutterhead mounting holes for being inserted into same cutterhead base module respectively
Axis both passes through same installation set, and there are two the through-holes passed through for front end axis for setting in the installation set, and pacify in the through-hole
Equipped with roller bearing, so that roller bearing is sleeved on the axis of front end.
One layer of shell is set on the front end axis of the single connecting rod crankshaft, the shell installation being set on the axis of front end is fixed
Spacer ring, thrust axis are successively set with to one end far from installation set close to one end of installation set in installation set, and in front end axis
It holds and roller bearing.By spacer ring by the thrust bearing being set on the roller bearing installed in installation set through-hole and front end axis every
It opens.
Further, for easy to process and easy-to-mount purpose, an end cap, end cap are set on the front end axis
It is bolted between the shell of front end axis, end cap is close to the roller bearing being sleeved on the axis of front end far from installation set
One end, the diameter that the internal diameter of end cap is greater than front end axis are less than the outer diameter of roller bearing, effectively prevent roller bearing preceding
It holds and occurs the displacement on the shaft length direction of front end on axis, and be provided with oil filler point on the end cap.
Further, the end cap is also equipped with speed reducer connector sleeve, speed reducer connection far from one end of installation set
Set is mounted on the shell of speed reducer by bolt.
Preferably, the present invention is using four pairs of individual rectangle cutterhead base module Side by side groupings at complete rectangular cutterhead base
Seat.
Further, it to be stronger convenient for single unit system of the invention, is welded between each cutterhead base module
It is connected to connected spoke.
Preferably, three connected spokes are welded between the adjacent cutterhead base module, be located at two it is adjacent
Both ends and middle position between cutterhead base module.
A kind of rectangular pipe jacking machine modularization cutterhead of reducing to mention convenient for the present invention applies to shield-tunneling construction field
In, therefore the present invention also provides a kind of rectangular pipe jacking machine shield bodies of reducing.
A kind of rectangular pipe jacking machine shield body of reducing, including the complete shield being composed of at least two pairs of shield body basic modules
Body structure, so that it can realize four up and down based on tunnel by adjusting the installation gap between shield body basic module
Variable diameter on direction, the shield body basic module are divided into periphery shield body basic module and intermediate shield body basic module, periphery shield body
Basic module includes two shield body base panels for being mutually perpendicular to installation, and intermediate shield body basic module includes a shield body base surface
Plate；The transmission mechanism installation for being installed vertically on shield body base panel is provided with close to one end of cutterhead in the shield body basic module
Plate leads the through-hole for installing installation set on the transmission mechanism mounting plate, and in shield body basic module close to shield body basis
It is provided at position in the middle part of module for pacifying motorized mounting base, and set in shield body basic module far from one end of cutterhead
It is equipped with correction oil cylinder mounting plate, is led on the correction oil cylinder mounting plate and is used to that correction oil cylinder, the shield body are installed there are two through-hole
Basic module is reserved with hinge eyes mounting surface far from one end of cutterhead.
Further, in the biography of the transmission mechanism mounting plate of the periphery shield body basic module and another shield body basic module
The semicircle cambered surface of indent and the quadrant cambered surface of indent are provided on the face that dynamic mechanism's installing plate is in contact, so that playing two
The semicircle cambered surface that a shield body basic module combines two indent forms a complete manhole, and four shield body basic modules are assembled
The arc surface of four a quarters forms a complete spiral shell machine hole afterwards, and makes manhole be located at shield body height after the completion of assembly
Central horizontal line on, spiral shell machine hole is located at the one end in closely face.
Further, multiple add is provided between motorized mounting base to for pacifying in the transmission mechanism mounting plate
Strengthening tendons plate, and multiple stiffener plates are also equipped between the mounting base for installing motor and correction oil cylinder mounting plate.
Preferably, it is respectively arranged with connecting plate at the position that two adjacent shield body basic modules are in contact, is passed through
Two connecting plates are bolted to fixed two adjacent shield body basic modules.
Further, it is provided on the contact surface for the connecting plate that described two adjacent shield body basic modules are in contact close
Seal.
Further, the degree of stability of the rectangular pipe jacking machine shield body of a kind of reducing of the invention after guaranteeing variable diameter
Under, it further include diameter-varying module, the diameter-varying module is arranged between two adjacent shield body basic modules, and in diameter-varying module
It is arranged there are two being bolted between the connecting plate respectively connecting plate of the shield body basic module adjacent with diameter-varying module both ends,
And sealing ring is provided on its joint face.
Further, stiffener plate is provided between two connecting plates of the diameter-varying module.
Further, perching knife is disposed with along the periphery of shield body close to one end of excavation face in the complete shield body structure.
It is preferably, of the invention to be composed complete shield body structure by four pairs of shield body basic modules,
Beneficial effects of the present invention: the present invention by the way that cutterhead pedestal is divided into multiple modules, so as to by module it
Between combinational gap it is expanding realize cutterhead, in the cutterhead mounting hole by being arranged in cutterhead base module, thus by cutterhead
It is mounted on transmission mechanism, so that the reducing for realizing cutterhead excavates, so that the present invention is under certain expanding size
It realizes expanding excavation, avoids when the tunnel to other sizes excavates, need to remanufacture construction caused by cutterhead
The problem that period is long and construction cost is high, and the present invention also provides a kind of rectangular pipe jacking machine shield bodies of reducing to cooperate
A kind of rectangular pipe jacking machine modularization cutterhead of reducing, so that the cutterhead of reducing to be directly assembled to the rectangular top of variable progress
In pipe machine shield body i.e. can be used, avoid push-bench in the prior art cannot achieve variable diameter excavation, to various sizes of tunnel into
Row excavate when need to remanufacture the rectangular pipe jacking machine to match with its tunnel size, thus caused by construction cost height and construction week
The problem of phase length.
Detailed description of the invention
Fig. 1 is the installation relation schematic diagram between single cutterhead base module and driving of the invention；
Fig. 2 is inventive drive means schematic diagram of internal structure；
Fig. 3 is complete cutterhead pedestal schematic diagram of the invention；
Fig. 4 be it is of the invention it is expanding after complete cutterhead pedestal schematic diagram；
Fig. 5 is push-bench schematic diagram of internal structure of the invention；
Fig. 6 is periphery shield body basic module schematic diagram of the invention；
Fig. 7 is intermediate shield body basic module schematic diagram of the invention；
Fig. 8 is diameter-varying module schematic diagram of the invention；
Fig. 9 is complete shield body schematic diagram of the invention；
Figure 10 be it is of the invention it is expanding after shield body schematic diagram；
Description of symbols: 101. cutterhead base modules 101；102. single connecting rod crankshaft；103. installation set；104. slowing down
Machine；105. motor；106. rear axle；107. shell；108. roller bearing；109. thrust bearing；110. front end axis；111. every
Ring；112. speed reducer connector sleeve；113. end cap；114. connected spoke；201. periphery shield body basic modules；202. connecting plate；
203. correction oil cylinder；204. hinge eyes mounting surfaces；205. spiral shell machine holes；206. correction oil cylinder mounting plates；207. mounting base；208. plus
Strengthening tendons plate；The semicircle cambered surface of 209. indents；The quadrant cambered surface of 210. indents；211. shield body base panels；212. variable diameter
Module；213. intermediate shield body basic modules；214. manhole；215. transmission mechanism mounting plates；216. perching knife.
Specific embodiment
The present invention will be further described below in conjunction with the drawings of the specification.
It is done specifically in conjunction with the rectangular pipe jacking machine modularization cutterhead of attached drawing 1 to a kind of 4 pairs of attached drawing reducings of the invention
It is bright, a kind of rectangular pipe jacking machine modularization cutterhead of reducing, including by least two pairs 101 groups of base module of individual rectangle cutterheads
Complete rectangular cutterhead pedestal made of conjunction, so as to variable diameter is realized on the four direction up and down based on tunnel, it is described
It is respectively provided in each individually rectangle cutterhead base module 101 there are two cutterhead mounting hole, is stretched in described two cutterhead mounting holes
Enter the rear axle 106 for having the single connecting rod crankshaft 102 with movable knife disc rotation, the front end axis 110 of the single connecting rod crankshaft 102 is mounted on
On speed reducer 104, speed reducer 104 is mutually installed with 105 shaft of motor again, so that can be by motor 105 by power transmission
Single connecting rod crankshaft 102 is transmitted power to speed reducer 104, then by speed reducer 104 to rotate with movable knife disc；The Dan Lian
One layer of shell 107 is set in the rear axle 106 of bar crankshaft 102, which is fixed in cutterhead base module 101,
It is set with roller bearing 108 in the rear axle 106 of the single connecting rod crankshaft 102, and roller bearing 108 is fixed on rear axle
Inside the shell 107 of 106 suits.
Further, it is set in the rear axle 106 of the single connecting rod crankshaft 102 far from one end of cutterhead base module 101
There is a thrust bearing 109, the thrust bearing 109 is fixed on inside the shell 107 of 106 periphery suit of rear axle.
Two single connecting rod crankshafts 102 in two cutterhead mounting holes for being inserted into same cutterhead base module 101 respectively
Front end axis 110 both pass through same installation set 103, setting is logical there are two passing through for front end axis 110 in the installation set 103
Hole, and roller bearing 108 is installed in the through-hole, so that roller bearing 108 is sleeved on front end axis 110.
It is set with one layer of shell 107 on the front end axis 110 of the single connecting rod crankshaft 102, is set on front end axis 110
Shell 107 is fixed in installation set 103, and in front end axis 110 close to one end of installation set 103 to separate installation set 103
One end be successively set with spacer ring 111, thrust bearing 109 and roller bearing 108.It will be in 103 through-hole of installation set by spacer ring 111
The thrust bearing being set on the roller bearing 108 of installation and front end axis 110 separates.
Further, for easy to process and easy-to-mount purpose, an end cap is set on the front end axis 110
113, it is bolted between end cap 113 and the shell 107 of front end axis 110, end cap 113 is close to be sleeved on front end axis 110
On the one end of roller bearing 108 far from installation set 103, the diameter that the internal diameter of end cap 113 is greater than front end axis 110 is less than roller
The outer diameter of bearing 108 effectively prevents roller bearing 108 and occurs along 110 length direction of front end axis on front end axis 110
Displacement, and oil filler point is provided on the end cap 113.
Further, the end cap 113 is also equipped with speed reducer connector sleeve 112 far from one end of installation set 103, subtracts
Fast machine connector sleeve 112 is mounted on the shell 107 of speed reducer 104 by bolt.
Preferably, the present invention is using four pairs of individual 101 Side by side groupings of rectangle cutterhead base module at complete rectangular cutterhead
Pedestal.
Further, to be stronger convenient for single unit system of the invention, between each cutterhead base module 101
It is welded with connected spoke 114.
Preferably, three connected spokes 114 are welded between the adjacent cutterhead base module 101, are located at two
Both ends and middle position between a adjacent cutterhead base module 101.
Most highly preferred embodiment of the invention is described in detail in conjunction with attached drawing 3.
As shown in Fig. 3, the present invention is assembled into complete rectangle knife using four pairs of individual rectangle cutterhead base modules 101
Disk pedestal, four pairs of individual rectangle cutterhead base modules 101 are a pair of, Mei Duiju above and below the height in assembly based on tunnel
Shape cutterhead base module 101 is arranged side by side, and there are two cutterhead mounting holes for setting in each of which rectangle cutterhead base module 101, only
Cross cutterhead in the prior art or star-like cutterhead or other kinds of cutterhead need to be reduced certain ratio or manufactured
It is mounted separately in cutterhead mounting hole again, gap when by adjusting each rectangle cutterhead base module 101 in assembly,
And connected by connected spoke 114, the variable diameter of cutterhead pedestal is realized, so that being mounted on the knife in cutterhead base module 101
The digging diameter of disk becomes larger, to realize the variable diameter of cutterhead.
A kind of rectangular pipe jacking machine modularization cutterhead of reducing to mention convenient for the present invention applies to shield-tunneling construction field
In, therefore the present invention also provides a kind of rectangular pipe jacking machine shield bodies of reducing.
It is described in detail in conjunction with the rectangular pipe jacking machine shield body of attached drawing 1 to a kind of 10 pairs of attached drawing reducings of the invention, one
The rectangular pipe jacking machine shield body of kind reducing includes the complete shield body structure being composed of at least two pairs of shield body basic modules, so that
It can realize the change on the four direction up and down based on tunnel by adjusting installation gap between shield body basic module
Diameter, the shield body basic module are divided into periphery shield body basic module 201 and intermediate shield body basic module 213, periphery shield body basis
Module 201 includes two shield body base panels 211 for being mutually perpendicular to installation, and intermediate shield body basic module 213 includes a shield body
Base panel 211；It is provided in the shield body basic module close to one end of cutterhead and is installed vertically on shield body base panel 211
Transmission mechanism mounting plate 215 leads the through-hole for installing installation set 103 on the transmission mechanism mounting plate 215, and in shield body
Basic module is provided with the mounting base 207 for installing motor 105 at the position in the middle part of shield body basic module, and in shield
Body basic module is provided with correction oil cylinder mounting plate 206 far from one end of cutterhead, leads on the correction oil cylinder mounting plate 206 useful
In the through-hole of installation correction oil cylinder 203, the shield body basic module is reserved with hinge eyes mounting surface 204 far from one end of cutterhead.
Further, in the transmission mechanism mounting plate 215 of the periphery shield body basic module 201 and another shield body basis mould
The semicircle cambered surface 209 of indent and the quadrant of indent are provided on the face that the transmission mechanism mounting plate 215 of block is in contact
Cambered surface 210, so that the semicircle cambered surface 209 of two indent forms a complete manhole when two shield body basic module combinations
214, the quadrant cambered surface 210 of four indents forms a complete spiral shell machine hole 205 after four shield body basic modules are assembled,
And it is located at manhole 214 on the central horizontal line of shield body height, spiral shell machine hole 205 is located at close to ground
One end.
Further, it is set in the transmission mechanism mounting plate 215 between the mounting base 207 for installing motor 105
It is equipped with multiple stiffener plates 208.
Preferably, it is respectively arranged with connecting plate 202 at the position that two adjacent shield body basic modules are in contact, is led to
It crosses and is bolted two connecting plates 202 to fixed two adjacent shield body basic modules.
Further, it is respectively provided on the contact surface for the connecting plate 202 that described two adjacent shield body basic modules are in contact
There is sealing ring.
Further, the degree of stability of the rectangular pipe jacking machine shield body of a kind of reducing of the invention after guaranteeing variable diameter
Under, it further include diameter-varying module 212, the diameter-varying module 212 is arranged between two adjacent shield body basic modules, and in variable diameter
It is arranged that there are two the connecting plates of the shield body basic module adjacent with 212 both ends of diameter-varying module respectively of connecting plate 202 in module 212
It is bolted between 202, and is provided with sealing ring on its joint face.
Further, stiffener plate 208 is provided between two connecting plates 202 of the diameter-varying module 212.
Further, perching knife is disposed with along the periphery of shield body close to one end of excavation face in the complete shield body structure
216。
With reference to the accompanying drawing 9 and a kind of rectangular pipe jacking machine shield body of reducing that is previously mentioned of 10 couples of present invention of attached drawing it is optimal
Embodiment is described in detail.
The present invention carries out being assembled into a complete rectangular pipe jacking machine shield body using four pairs of shield body basic modules, using two pairs
Periphery shield body basic module 201 and two pairs of intermediate shield body basic modules 213 carry out being assembled into a complete rectangular pipe jacking machine shield
Body is arranged side by side between each pair of shield body module specifically, the height of the shield body basic module based on tunnel is a pair up and down,
Two pairs of intermediate shield body basic modules 213 are set between two pairs of shield body basic modules 201, are passed through between each of which shield body basic module
Be bolted fixation, so as to form complete rectangular pipe jacking machine shield body, when variable diameter need to only adjust each shield body basic module it
Between gap, then between two shield body basic modules install diameter-varying module 212, can be realized rectangular pipe jacking machine shield body become
Diameter.
It 1 is described in detail with reference to the accompanying drawing to 10 pairs of rectangular pipe jacking machines of the invention of attached drawing, a kind of reducing
Rectangular pipe jacking machine includes a kind of rectangular pipe jacking machine module for the reducing being mounted in a kind of rectangular pipe jacking machine shield body of reducing
Change cutterhead, the motor being arranged on a kind of rectangular pipe jacking machine modularization cutterhead of reducing is mounted on described one kind
In the mounting base 207 of the rectangular pipe jacking machine shield body of reducing, and the installation set 103 is fixed on transmission mechanism mounting plate
On 215, each cutterhead base module 101 and each shield body basic module are being subjected to assembling combination, to form a kind of reducing
Rectangular pipe jacking machine.
Claims (9)
1. a kind of rectangular pipe jacking machine modularization cutterhead of reducing, which is characterized in that including by least two pairs individual rectangle knives
The complete rectangular cutterhead pedestal that disk base module (101) is composed, so as to four sides up and down based on tunnel
Variable diameter is realized upwards, is respectively provided in each individually rectangle cutterhead base module (101) there are two cutterhead mounting hole, described two
The rear axle (106) of the single connecting rod crankshaft (102) with movable knife disc rotation is protruded into a cutterhead mounting hole, the single connecting rod is bent
The front end axis (110) of axis (102) is mounted on speed reducer (104), and speed reducer (104) is lived in peace with each other with motor (105) shaft again
It fills, is set with one layer of shell (107) in the rear axle (106) of the single connecting rod crankshaft (102), the shell (107) installation is fixed
On cutterhead base module (101), roller bearing (108) are set in the rear axle (106) of the single connecting rod crankshaft (102),
And roller bearing (108) is fixed on to shell (107) inside of rear axle (106) suit.
2. a kind of rectangular pipe jacking machine modularization cutterhead of reducing as described in claim 1, which is characterized in that in the Dan Lian
The rear axle (106) of bar crankshaft (102) is set with a thrust bearing (109), institute far from the one end of cutterhead base module (101)
State shell (107) inside that thrust bearing (109) is fixed on rear axle (106) periphery suit.
3. a kind of rectangular pipe jacking machine modularization cutterhead of reducing as described in claim 1, which is characterized in that described to insert respectively
The front end axis (110) for entering two single connecting rod crankshafts (102) in two cutterhead mounting holes of same cutterhead base module (101) is equal
The through-hole passed through there are two being arranged across same installation set (103), on the installation set (103) for front end axis (110), and in institute
It states and roller bearing (108) is installed in through-hole, so that roller bearing (108) is sleeved on front end axis (110).
4. a kind of rectangular pipe jacking machine modularization cutterhead of reducing as described in claim 1, which is characterized in that the single connecting rod
One layer of shell (107) is set on the front end axis (110) of crankshaft (102), shell (107) peace being set on front end axis (110)
Dress is fixed on installation set (103), and in front end axis (110) close to one end to separate installation set (103) of installation set (103)
One end is successively set with spacer ring (111), thrust bearing (109) and roller bearing (108)；By spacer ring (111) by installation set
(103) roller bearing (108) installed in through-hole and the thrust bearing being set on front end axis (110) separate.
5. a kind of rectangular pipe jacking machine modularization cutterhead of reducing as claimed in claim 4, which is characterized in that in the front end
It is set on axis (110) end cap (113), is bolted between the shell (107) of end cap (113) and front end axis (110),
The one end of its end cap (113) close to the roller bearing (108) being sleeved on front end axis (110) far from installation set (103), end cap
(113) diameter that internal diameter is greater than front end axis (110) is less than the outer diameter of roller bearing (108), and sets on the end cap (113)
It is equipped with oil filler point.
6. a kind of rectangular pipe jacking machine modularization cutterhead of reducing as claimed in claim 5, which is characterized in that the end cap
(113) one end far from installation set (103) is also equipped with speed reducer connector sleeve (112), and speed reducer connector sleeve (112) passes through spiral shell
Bolt is mounted on the shell (107) of speed reducer (104).
7. a kind of rectangular pipe jacking machine modularization cutterhead of reducing as described in any right item of claims 1 to 6, feature exist
In by four pairs of individual rectangle cutterhead base module (101) Side by side groupings at complete rectangular cutterhead pedestal.
8. a kind of rectangular pipe jacking machine modularization cutterhead of reducing as described in claim 1, which is characterized in that each knife
Connected spoke (114) are welded between disk base module (101).
9. a kind of rectangular pipe jacking machine modularization cutterhead of reducing as claimed in claim 8, which is characterized in that the adjacent knife
It is welded with three connected spokes (114) between disk base module (101), is located at two adjacent cutterhead base modules
(101) both ends and middle position between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910513670.6A CN110159285B (en) | 2019-06-14 | 2019-06-14 | Modularized cutter head of rectangular pipe jacking machine with variable diameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910513670.6A CN110159285B (en) | 2019-06-14 | 2019-06-14 | Modularized cutter head of rectangular pipe jacking machine with variable diameter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110159285A true CN110159285A (en) | 2019-08-23 |
| CN110159285B CN110159285B (en) | 2023-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910513670.6A Active CN110159285B (en) | 2019-06-14 | 2019-06-14 | Modularized cutter head of rectangular pipe jacking machine with variable diameter |
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| CN1546841A (en) * | 2003-12-04 | 2004-11-17 | 上海隧道工程股份有限公司 | Cutter drive device of eccentric multi-axial type tunnelling machine |
| JP2005282120A (en) * | 2004-03-30 | 2005-10-13 | Hitachi Zosen Corp | Shield machine and tunnel excavation method |
| CN204040439U (en) * | 2014-09-10 | 2014-12-24 | 北京建工四建工程建设有限公司 | A kind of reducing operation platform installed for steel rectangle column |
| CN104912564A (en) * | 2015-06-08 | 2015-09-16 | 中铁工程装备集团有限公司 | Variable-diameter TBM cutterhead |
| CN106223970A (en) * | 2016-08-31 | 2016-12-14 | 中国铁建重工集团有限公司 | A kind of tunneler |
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