CN109577985A - It is a kind of to excavate the caisson cutting edge of sinking suitable for development machine - Google Patents
It is a kind of to excavate the caisson cutting edge of sinking suitable for development machine Download PDFInfo
- Publication number
- CN109577985A CN109577985A CN201811487654.6A CN201811487654A CN109577985A CN 109577985 A CN109577985 A CN 109577985A CN 201811487654 A CN201811487654 A CN 201811487654A CN 109577985 A CN109577985 A CN 109577985A
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- China
- Prior art keywords
- blade foot
- development machine
- cutting edge
- duct
- wall
- Prior art date
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- 238000005520 cutting process Methods 0.000 title claims abstract description 29
- 239000002002 slurry Substances 0.000 claims abstract description 31
- 238000003860 storage Methods 0.000 claims abstract description 26
- 238000010276 construction Methods 0.000 abstract description 10
- 239000000314 lubricant Substances 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005325 percolation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D1/00—Sinking shafts
- E21D1/03—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws
- E21D1/06—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws with shaft-boring cutters
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D5/00—Lining shafts; Linings therefor
- E21D5/04—Lining shafts; Linings therefor with brick, concrete, stone, or similar building materials
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention belongs to open caisson construction fields, a kind of caisson cutting edge excavating sinking suitable for development machine is specifically disclosed, including blade foot, storage slurry step, duct, blade foot tyre tread, injected hole, plasma discharge hole, sliding slot, blade foot inclined-plane, blade foot outer wall is step structure, storage slurry step is equipped at step, in the lower section of storage slurry step, along the circumferential direction uniform intervals are equipped with the reserved hole slot of several vertical steps, in the lower part of blade foot inner wall, along the circumferential direction uniform intervals are equipped with several the vertical chutes, along the circumferential direction uniform intervals are provided with several grooves on blade foot inclined-plane, in blade foot lower part, along the circumferential direction uniform intervals are equipped with several inclination ducts through blade foot side wall, the upper port in duct is connected to the bottom that step reserves hole slot, the lower port in duct is connected to the bottom of groove, sliding slot is set in blade foot, duct, blade foot and development machine, lifting equipment Be used cooperatively, realize underground shaft construction in dig a well do not go into the well, quick purpose of constructing, it is compact-sized rationally, it is easy to use.
Description
Technical field
The invention belongs to open caisson construction fields, and in particular to a kind of to excavate the caisson cutting edge of sinking suitable for development machine.
Background technique
In recent years, as the land resource in city is in short supply and Planning Principles upgrade, urban underground space field is developed very
Rapidly, in urban underground space engineering, the development of the horizontal directions construction equipment such as shield, TBM is more mature, but in underground parking
In the undergrounds upright project constructions such as library, launching shaft, deep tunnel vertical shaft, almost still using the traditional construction side of artificial underground excavation
Formula, production method is extensive, and working efficiency is low, and the security risk of construction personnel is very big, it would be highly desirable to research and develop a kind of completely new vertical shaft machine
Tool construction method, realize underground shaft construction in dig a well do not go into the well, quick purpose of constructing.
Summary of the invention
In order to solve the technical problem in background technique, the present invention discloses a kind of open caisson that sinking is excavated suitable for development machine
Blade foot sets storage slurry step after blade foot wall, and sliding slot, duct are arranged in blade foot, and blade foot and development machine, the cooperation of lifting equipment make
With, realize underground shaft construction in dig a well do not go into the well, quick purpose of constructing.
In order to achieve the above-mentioned object of the invention, the present invention adopts the following technical solutions:
A kind of caisson cutting edge excavating sinking suitable for development machine, including blade foot further include storage slurry step, duct, sword
Foot-operated face, injected hole, plasma discharge hole, sliding slot, blade foot inclined-plane, blade foot outer wall are step structure, and storage slurry step is equipped at step,
Along the circumferential direction uniform intervals are equipped with the reserved hole slot of several vertical steps for the lower section of storage slurry step, the sword more than storage slurry step
Several injected holes through side wall, plasma discharge hole are equipped at intervals on the side wall of foot, it is along the circumferential direction uniform in the lower part of blade foot inner wall
Several the vertical chutes are equipped at intervals with, blade foot tyre tread is arranged in blade foot lower end, sets between blade foot tyre tread and blade foot inner wall lower end
It is equipped with inclined blade foot inclined-plane, along the circumferential direction uniform intervals are provided with several grooves on blade foot inclined-plane, on blade foot lower part edge
Circumferencial direction uniform intervals are equipped with several inclination ducts through blade foot side wall, and the upper port and step in duct reserve the bottom of hole slot
Portion's connection, the lower port in duct are connected to the bottom of groove.
A kind of caisson cutting edge excavating sinking suitable for development machine, injected hole, plasma discharge hole are disposed as upper layer and lower layer
It is arranged in blossom type.
A kind of caisson cutting edge excavating sinking suitable for development machine, the position that duct connects with blade foot outer wall is set as
Arc-shaped.
The width of a kind of caisson cutting edge excavating sinking suitable for development machine, storage slurry step is 10 ~ 20cm.
A kind of caisson cutting edge excavating sinking suitable for development machine, 2 ~ 3m of height of storage slurry step.
A kind of caisson cutting edge excavating sinking suitable for development machine, it is along the circumferential direction uniform in the lower part of blade foot inner wall
Three the vertical chutes are equipped at intervals with, three the vertical chutes are opening up U-lag.
A kind of caisson cutting edge excavating sinking suitable for development machine, in blade foot lower part, along the circumferential direction uniform intervals are set
There are six tilt duct.
A kind of caisson cutting edge excavating sinking suitable for development machine, in the bottom of groove, equal bolt is fixed with anchor slab,
Several wedged holes are arranged at intervals on anchor slab.
Due to the adoption of the above technical scheme, the present invention have it is following the utility model has the advantages that
1, it is equipped with storage slurry step in blade foot outer wall in the present invention, the shape between Rock And Soil after storing up the above blade foot outer wall of slurry step and wall
Mud ditch after wall-forming, injecting mud lubrication into mud ditch by injected hole reduces frictional resistance auxiliary well sinking after wall, is infusing
It starches and plasma discharge hole is set below hole, facilitate the replacement of lubricant at the end of constructing；
2, duct is set in blade foot in the present invention, groove is set on blade foot inclined-plane, and preset anchor slab in groove, facilitates lifting
Equipment steel strand wires pass through and fix, and blade foot is promoted to away from the pre- position for digging working pit bottom a certain distance, side by lifting equipment
Just the excavation of development machine；
3, sliding slot is set in blade foot inner wall in the present invention, guiding role, another party is on the one hand played when development machine lifting is sunk
Face prevents driving gantry rotation；
4, structure of the invention compact and reasonable, it is easy to use.
Detailed description of the invention
Fig. 1 is schematic cross-sectional view of the present invention；
Fig. 2 is overlooking structure diagram of the present invention；
Fig. 3 is the cross-sectional view of anchor slab in the present invention；
Fig. 4 is the distribution schematic diagram of injected hole in the present invention, plasma discharge hole；
In figure: 1, storage slurry step；2, step reserves hole slot；3, duct；4, blade foot tyre tread；5, blade foot；6, injected hole；7, plasma discharge
Hole；8, sliding slot；9, groove；10, anchor slab；11, blade foot inclined-plane；12, lifting equipment；13, development machine；14, wedged hole.
Specific embodiment
By the following examples can the detailed explanation present invention, the open purpose of the present invention is intended to protect model of the present invention
Enclose all interior technological improvements.
It is a kind of in conjunction with described in attached drawing 1-4 to excavate the caisson cutting edge of sinking, including blade foot 5 suitable for development machine, further include
Storage slurry step 1, duct 3, blade foot tyre tread 4, injected hole 6, plasma discharge hole 7, sliding slot 8, blade foot inclined-plane 11,5 outer wall of blade foot are Step-edge Junction
Structure is equipped with storage slurry step 1 at step, the mud after forming wall after storage slurry 1 or more blade foot of step, 5 outer wall and wall between Rock And Soil
Slot, frictional resistance assists well sinking after injection mud lubrication reduces wall in mud ditch, circumferentially square in the lower section of storage slurry step 1
Several vertical steps are equipped with to uniform intervals and reserve hole slot 2, are equipped at intervals on the side wall of the blade foot 5 of storage 1 or more step of slurry
Several injected holes 6 through side wall, plasma discharge hole 7, grouting equipment inject MUD LUBRICANTS into mud ditch by injected hole 6,
Along the circumferential direction uniform intervals are equipped with several the vertical chutes 8 for the lower part of 5 inner wall of blade foot, and sliding slot 8 excavates sinking in development machine 13
It play the guiding role in the process, blade foot tyre tread 4 is arranged in blade foot lower end, is arranged between 5 inner wall lower end of blade foot tyre tread 4 and blade foot
There is inclined blade foot inclined-plane 11, along the circumferential direction uniform intervals are provided with several grooves 9 on blade foot inclined-plane 11, in blade foot lower part
Along the circumferential direction uniform intervals are equipped with several inclination ducts 3 through blade foot side wall, and the upper port and step in duct 3 reserve hole slot
2 bottom connection, the lower port in duct 3 are connected to the bottom of groove 9.
A kind of caisson cutting edge excavating sinking suitable for development machine, injected hole 6, plasma discharge hole 7 are disposed as upper and lower two
Layer is arranged in blossom type.
A kind of caisson cutting edge excavating sinking suitable for development machine, the position setting that duct 3 connects with blade foot outer wall
For arc-shaped, guarantee the linear transition of lifting steel strand wires, is unlikely to generate excessive stress concentration.
The width of a kind of caisson cutting edge excavating sinking suitable for development machine, storage slurry step 1 is 10 ~ 20cm, as
Step is starched in the storage of lubricant after open caisson wall.
A kind of caisson cutting edge excavating sinking suitable for development machine, 2 ~ 3m of height of storage slurry step 1, increases lubricant
Percolation path, prevent mud inside lubricant and open caisson from penetrating through.
A kind of caisson cutting edge excavating sinking suitable for development machine, it is along the circumferential direction uniform in the lower part of blade foot inner wall
Three sliding slots 8 are equipped at intervals with, the rack of the matching used development machine 13 of the present invention has 3 support arms, the hook on 3 support arms
Connect respectively with 3 hydraulic wireline winch hang development machine 13 three arm type driving rack, three arm type driving rack along the chute 8 downwards
When sliding, three 8 one side of sliding slot play guiding role, on the other hand prevent three arm type from tunneling gantry rotation.
A kind of caisson cutting edge excavating sinking suitable for development machine, in blade foot lower part, along the circumferential direction uniform intervals are set
There are six duct 3 is tilted, in the bottom of groove 9, equal bolt is fixed with anchor slab 10, and several wedge shapes are arranged at intervals on anchor slab 10
Hole 14, the steel wire bundle of lifting equipment 12 sequentially pass through step and reserve hole slot 2, duct 3, wedged hole 14, are finally fixed on anchor slab
On 10.
The course of work of the invention is as follows:
When caisson cutting edge 5 sinks, steel strand wires are passed through punching by the lifting steel stranded wire penetrating adapter of progress lifting equipment 12 and locking first
Formula hydraulic cylinder, by, through the reserving hole channel 3 of caisson cutting edge 5, locking onto above-mentioned blade foot inclined-plane using anchor slab 10 after lubricant groove
In 11 groove 9, pre- tensioning is carried out after the completion of steel stranded wire penetrating adapter, so that the stress of every steel strand wires is identical, tightness
Unanimously, guarantee that blade foot 5 is promoted to by the stability and controllability when well sinking, lifting equipment 12 by core-theaded type hydraulic cylinder
Away from the pre- position for digging working pit bottom a certain distance, after the completion of promotion, by the lifting of development machine 13 into above-mentioned well internal chute 8, pick
Into machine 13 three arm type driving rack 8 slide downward, 8 one side of sliding slot play guiding role, on the other hand prevent three along the chute
The rotation of road headers frame；
When injecting mud lubrication into mud ditch, grouting equipment injects mud into mud ditch through injected hole 6 by grouting pipe
Lubricant slurries should be continuously replenished in 5 sinking watching of blade foot in lubricant, and mud face is made to be maintained at the above 0.1- around earth's surface
0.3m plays the role of reducing well sinking resistance and maintains soil wall stability,, should be timely to stablize open caisson after bottom sealing
Restore soil to the internal action of the borehole wall, speed replaces the slurries in lubricant groove, and method of replacing is complete in well sinking
Before finishing, first above-mentioned plasma discharge hole 7 is blocked or installs valve, after well sinking back cover, dredge plasma discharge hole 7, slurries are discharged, then
With mud ditch after cement slurry or cement-waterglass slurry filling wall.
Part not in the detailed description of the invention is the prior art.
The embodiment selected herein to disclose goal of the invention of the invention, is presently considered to be suitable, still,
It is to be understood that the present invention is intended to include all changes and improvement that all belong to the embodiment in this design and invention scope.
Claims (8)
1. a kind of excavate the caisson cutting edge of sinking, including blade foot (5) suitable for development machine, it is characterised in that: further include storage slurry platform
Rank (1), duct (3), blade foot tyre tread (4), injected hole (6), plasma discharge hole (7), sliding slot (8), blade foot inclined-plane (11), blade foot (5) is outside
Wall is step structure, and storage slurry step (1) is equipped at step, and in the lower section of storage slurry step (1), along the circumferential direction uniform intervals are set
There are several vertical steps to reserve hole slot (2), is equipped at intervals with several pass through on the side wall of the blade foot (5) more than storage slurry step (1)
Injected hole (6), plasma discharge hole (7) for wearing side wall, in the lower part of blade foot inner wall, along the circumferential direction uniform intervals are equipped with several vertical cunnings
Slot (8), blade foot tyre tread (4) are arranged in blade foot lower end, are provided between blade foot tyre tread (4) and blade foot inner wall lower end inclined
Blade foot inclined-plane (11), along the circumferential direction uniform intervals are provided with several grooves (9) on blade foot inclined-plane (11), on blade foot lower part edge
Circumferencial direction uniform intervals are equipped with several inclination ducts (3) through blade foot side wall, the upper port and step preformed hole of duct (3)
The bottom of slot (2) is connected to, and the lower port of duct (3) is connected to the bottom of groove (9).
2. a kind of according to claim 1 excavate the caisson cutting edge of sinking suitable for development machine, it is characterised in that: injected hole
(6), plasma discharge hole (7) are disposed as upper layer and lower layer in blossom type arrangement.
3. a kind of according to claim 1 excavate the caisson cutting edge of sinking suitable for development machine, it is characterised in that: duct (3)
The position to connect with blade foot outer wall is set as arc-shaped.
4. a kind of according to claim 1 excavate the caisson cutting edge of sinking suitable for development machine, it is characterised in that: storage slurry step
(1) width is 10 ~ 20cm.
5. a kind of according to claim 1 excavate the caisson cutting edge of sinking suitable for development machine, it is characterised in that: storage slurry step
(1) 2 ~ 3m of height.
6. a kind of according to claim 1 excavate the caisson cutting edge of sinking suitable for development machine, it is characterised in that: in blade foot
Along the circumferential direction uniform intervals are set there are three the vertical chute (8) for the lower part of wall, and three the vertical chutes (8) are opening up U
Shape slot.
7. a kind of described in -6 any one according to claim 1 excavate the caisson cutting edge of sinking suitable for development machine, feature exists
In: blade foot lower part along the circumferential direction uniform intervals set there are six tilt duct (3).
8. a kind of described in -6 any one according to claim 1 excavate the caisson cutting edge of sinking suitable for development machine, feature exists
In: anchor slab (10) are fixed in the equal bolt in bottom of groove (9), several wedged holes (14) are arranged at intervals on anchor slab (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811487654.6A CN109577985A (en) | 2018-12-06 | 2018-12-06 | It is a kind of to excavate the caisson cutting edge of sinking suitable for development machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811487654.6A CN109577985A (en) | 2018-12-06 | 2018-12-06 | It is a kind of to excavate the caisson cutting edge of sinking suitable for development machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109577985A true CN109577985A (en) | 2019-04-05 |
Family
ID=65926471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811487654.6A Pending CN109577985A (en) | 2018-12-06 | 2018-12-06 | It is a kind of to excavate the caisson cutting edge of sinking suitable for development machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109577985A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206721958U (en) * | 2017-04-24 | 2017-12-08 | 上海约堡重工机械制造有限公司 | A kind of full-automatic open caisson digging system of major diameter |
| CN108005659A (en) * | 2017-10-17 | 2018-05-08 | 北京中煤矿山工程有限公司 | A kind of diving for city vertical shaft construction excavates construction method |
| CN209569010U (en) * | 2018-12-06 | 2019-11-01 | 中建地下空间有限公司 | It is a kind of to excavate the caisson cutting edge of sinking suitable for development machine |
-
2018
- 2018-12-06 CN CN201811487654.6A patent/CN109577985A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206721958U (en) * | 2017-04-24 | 2017-12-08 | 上海约堡重工机械制造有限公司 | A kind of full-automatic open caisson digging system of major diameter |
| CN108005659A (en) * | 2017-10-17 | 2018-05-08 | 北京中煤矿山工程有限公司 | A kind of diving for city vertical shaft construction excavates construction method |
| CN209569010U (en) * | 2018-12-06 | 2019-11-01 | 中建地下空间有限公司 | It is a kind of to excavate the caisson cutting edge of sinking suitable for development machine |
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