CN107060783B - The hinged booster of shield - Google Patents
The hinged booster of shield Download PDFInfo
- Publication number
- CN107060783B CN107060783B CN201710235143.4A CN201710235143A CN107060783B CN 107060783 B CN107060783 B CN 107060783B CN 201710235143 A CN201710235143 A CN 201710235143A CN 107060783 B CN107060783 B CN 107060783B
- Authority
- CN
- China
- Prior art keywords
- shield
- arm
- hinged
- booster
- featured
- 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.)
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- 239000000463 material Substances 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention belongs to shield-tunneling construction fields, are related to a kind of hinged booster of shield, including featured arm, adjuster, port controlling plate, adjusting rod；Featured arm is fixed in the hinged card slot of middle shield by original hinged pin, end control panel is welded on the other end of featured arm, there are two adjuster settings, and it is mounted in the adjusting rod bar portion in featured arm inside and by proximal head control panel, adjusting rod bar portion is inserted into featured arm by the through-hole of end control panel the center point, its other end borrows original hinged pin and is fixed in the hinged card slot of shield tail, finally by entire adjuster entire booster be adjusted to entire in shield and the most tight degree of tail shield；In the middle when shield dragging shield tail, adjuster pressed end control panel realizes getting rid of poverty by force for shield machine.
Description
Technical field
The invention belongs to shield-tunneling construction fields, are related to a kind of hinged booster of shield.
Background technique
Shield machine is one of current tunnel construction machinery state-of-the-art in the world, by mechanical powerful thrust and shearing
Power fractured rock makes the processes parallel operations such as tunnel piercing, muck removal, lining cutting, grouting, realizes a cavitation.However it is applied in shield
There are many more unsatisfactory places during work, as shield machine shield body locking is exactly the weight for influencing and constraining shield-tunneling construction
Want factor.
During shield-tunneling construction, the reason of causing shield machine shield body locking are as follows: because geologic change, loose or country rock become
Shape causes shield body locking so that the frictional force in shield machine tunneling process between shield body and soil layer is excessive.Shield machine is same simultaneously
When walking slip casting, since grouting amount is big, it may cause slurries and flee forward, wrap up shield machine shell by slurries, to increase shield
Frictional force between structure machine and the soil body leads to shield machine shield body locking.It generally requires to be taken off using the mode of getting rid of poverty of shield machine
It is tired, however due to the limitation of hydraulic hinged jack installation site, lead to not increase the number of hydraulic hinged jack to subtract
The stress of small each hinged oil cylinder applies each hinged oil cylinder so that shield machine is used under limiting condition when getting rid of poverty mode
The pulling force added greater than the pulling force that hinged oil cylinder can bear, therefore is unable to complete getting rid of poverty for shield machine.If utilizing former hinge by force
It connects oil cylinder and takes the mode of getting rid of poverty to get rid of poverty, the stroke that will lead to former hinged oil cylinder is exceeded, pressure oversteps the extreme limit, and final result is damage
It is bad to fall off.Common processing can weld together method using by middle shield and backing, and shield machine is helped to get rid of poverty.Such working method
Working efficiency greatly reduces, can also generate a large amount of welding slags and splash, the intracorporal propelling cylinder of shield, hinged oil cylinder is caused to damage,
The breakdown of electronic component in various pipelines and shield body.With biggish security risk.
Summary of the invention
The technical problem to be solved in the present invention: shield machine under limiting condition using get rid of poverty mode when, to each hinged oil
The pulling force that cylinder applies, greater than the pulling force that hinged oil cylinder can bear, therefore is unable to complete getting rid of poverty for shield machine.The present invention provides
A kind of hinged booster of shield, for replacing hydraulic hinged jack when shield body locking.Enable shield machine in locking state
It is enough smoothly to get rid of poverty, avoid some security risks for generalling use welding method generation, and due to the configuration of the present invention is simple, just
In installation the features such as, greatly improve working efficiency.
Technical scheme is as follows:
The hinged booster of shield, including featured arm, adjuster, end control panel and adjusting rod；The featured arm includes upper
Arm, lower arm, and be fixed in the hinged card slot of middle clypeus position by original hinged pin, so that featured arm facilitates installation and just
It is through-hole between the upper arm and lower arm of the featured arm, the lower surface of upper arm is under in the card slot cooperation with clypeus position in original
The distance between upper surface of arm is greater than the maximum gauge of adjuster.
The center location of the end control panel has the through-hole for being slightly larger than adjusting rod gauge diameter, so that adjusting rod
Bar portion can pass through the circular through hole of end control panel center location.
The end control panel is welded on the other end of featured arm, and against the upper arm and lower arm of featured arm, so that end
Head control panel can control featured arm in the depth of parallelism of shield body hinge point, also facilitate adjusting rod insertion and fixed height.
The adjusting rod includes bar portion and pin hole, and bar portion has external screw thread, and the bar portion of adjusting rod is passed through circular hole insertion master
In push arm.And adjusting rod is fixed in the hinged card slot of shield tail by original hinged pin, when shield body hinge point gap not
It when unified, can be individually adjusted by the adjuster of hinged booster, so that each booster when middle shield drags shield tail
It being capable of producing balanced forces.
The adjuster is nut-shaped, and there are two internal tool internal thread adjusters for every group of booster design.Pass through spiral shell
Line cooperation, by adjuster and adjusting rod in close proximity to end control panel, so that the length of entire booster is controlled effectively.
The allowable stress of the hinged booster material is greater than the maximum stress under limiting condition.
The present invention replaces with hinged booster in the case where shield machine shield body locking, by original hinged oil cylinder, passes through
Hinged booster connect middle shield with shield tail.Featured arm is fixed on to the hinged card slot of middle clypeus position by original hinged pin
It is interior, then adjusting rod is fixed in the hinged card slot of shield tail using original hinged pin.When shield machine is got rid of poverty, middle shield is drawn
Dynamic shield tail, so that the adjuster pressed end control panel in hinged booster, to realize shield machine middle shield under locking state
Shield tail can be dragged, getting rid of poverty by force for shield machine is completed.
The beneficial effects of the present invention are: the hinged booster of a kind of shield of the invention belongs to rigid connect compared with usual technology
It connecing, the allowable stress of booster material is greater than the maximum stress under limiting condition, when shield machine is got rid of poverty, middle shield dragging
Shield tail, the adjuster pressed end control panel in booster, so that the shield body of shield machine is under locking state, it can be by hinged
Booster is got rid of poverty by force, and the hinged booster of a kind of shield of the invention avoids in traditional technology, causes shield using welding manner
A series of security risks such as electronic component is breakdown in internal propelling cylinder, hinged oil cylinder damage, various pipelines and shield body.
It due to the configuration of the present invention is simple, is easily installed, to greatly improve working efficiency.
Detailed description of the invention
Fig. 1 is a kind of front view of the hinged booster of shield of the invention.
Fig. 2 is a kind of top view of the hinged booster of shield of the invention.
Fig. 3 is a kind of side view of the hinged booster of shield of the invention.
Description of symbols: 1, arm is promoted mainly；2, adjuster；3, end control panel；4, adjusting rod；5, upper arm；6, lower arm.
Specific embodiment
To facilitate the understanding of the present invention, the present invention is carried out with specific embodiment with reference to the accompanying drawings of the specification more detailed
Explanation.
As shown in Figure 1, the present invention includes featured arm 1, adjuster 2, end control panel 3, adjusting rod 4；The featured arm 1 is logical
It crosses original hinged pin to be fixed in original in the hinged card slot of clypeus position, end control panel 3 is welded on the other end of featured arm 1
And close to the upper arm 5 and lower arm 6 of featured arm 1, so that end control panel 3 can control featured arm 1 in shield body hinge point
The depth of parallelism facilitates the bar portion of adjusting rod 4 to be inserted into featured arm 1 by the circular through hole at 3 center of circle position of end control panel, and
There are two adjusters 2 for installation in 4 bar portion of adjusting rod in featured arm 1, and adjuster 2 and the bar portion of adjusting rod 4 are matched by screw thread
Conjunction makes the length of entire booster be controlled effectively, and when shield body hinge point gap disunity, can be cut with scissors by each
The adjuster 2 for connecing booster is adjusted, and being finally reached each the hinged booster replaced in shield body can producing balanced forces.
Original is hingedly removed, hinged booster borrows original hinged pin and featured arm 1 is fixed on middle shield
In hinged card slot, by 3 the inside of bar portion insertion end control panel of adjusting rod 4, adjusting rod 4 is had one end of pin hole, borrowed former
The hinged pin come is fixed in the hinged card slot of shield tail, and the bar portion of last adjuster 2 and adjusting rod 4 will be whole by being threadedly engaged
A hinged booster is adjusted to the most tight degree of middle shield and shield tail.
The present invention changes the company between anterior shield and backing by changing the bar portion length that adjusting rod 4 is inserted into featured arm 1
Angle is connect, to realize shield machine getting rid of poverty in different positions.
A kind of hinged booster of the invention belongs to rigid connection, and middle shield is connect with shield tail by hinged booster, works as shield
Structure machine shield body locking and when shield machine being needed to be got rid of poverty by force, hinged booster is consolidated featured arm 1 by original hinged pin
Due in the hinged card slot of middle shield, adjusting rod 4 borrows original hinged pin and is fixed in the hinged card slot of shield tail, when shield machine
When middle shield dragging backing, 2 pressed end control panel 3 of adjuster, and since hinged booster is big using the allowable stress of material
Maximum stress under limiting condition, so that shield machine is when mode is got rid of poverty in use, middle shield can drag backing and carry out work
Make.
The present invention is not limited to the above-described embodiments, and core of the invention is four critical components: featured arm 1 is adjusted
Device 2, end control panel 3, adjusting rod 4 is all to use different-thickness or different materials, zooms in or out and helps made of ratio or shape
Power device is all a kind of modification of the invention, is within the scope of the present invention.
Claims (7)
1. the hinged booster of shield, including featured arm (1), adjuster (2), end control panel (3), adjusting rod (4) its feature exist
In: the featured arm (1) includes upper arm (5), lower arm (6) and pin hole, is through-hole between the upper arm (5) and lower arm (6)；It is described
The other end of featured arm (1) is welded with end control panel (3) and against upper arm (5) and lower arm (6), so that end control panel
(3) it can control featured arm (1) in the depth of parallelism of shield body hinge point, the adjuster (2) is mounted on inside featured arm (1) and leans on
The front end of proximal head control panel (3), the end control panel (3) on featured arm (1) has an adjusting rod (4), the bar of adjusting rod (4)
The through-hole that portion passes through end control panel (3) the center point is inserted into the adjuster (2) in featured arm (1), and the other end is fixed on shield tail
In hinged card slot.
2. the hinged booster of shield according to claim 1, which is characterized in that the adjuster (2) is nut-shaped and sets
There are two, it is internal that there is internal screw thread, so that the length of entire booster is effectively controlled.
3. the hinged booster of shield according to claim 1, which is characterized in that the adjusting rod (4) includes having screw thread
The bar portion and pin hole of structure.
4. the hinged booster of shield according to claim 1, which is characterized in that the featured arm (1) passes through original hinged
Pin is fixed in the hinged card slot of middle clypeus position.
5. the hinged booster of shield according to claim 1, which is characterized in that the lower surface of the upper arm (5) and lower arm
(6) the distance between upper surface is greater than the maximum gauge of adjuster (2).
6. the hinged booster of shield according to claim 1, which is characterized in that end control panel (3) the center point
The diameter of circular through hole is slightly larger than the maximum gauge of adjusting rod (4) bar portion.
7. the hinged booster of shield according to claim 1, which is characterized in that the allowable stress of the booster material is big
Maximum stress under limiting condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710235143.4A CN107060783B (en) | 2017-04-12 | 2017-04-12 | The hinged booster of shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710235143.4A CN107060783B (en) | 2017-04-12 | 2017-04-12 | The hinged booster of shield |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107060783A CN107060783A (en) | 2017-08-18 |
| CN107060783B true CN107060783B (en) | 2019-06-04 |
Family
ID=59602209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710235143.4A Active CN107060783B (en) | 2017-04-12 | 2017-04-12 | The hinged booster of shield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107060783B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112127901B (en) * | 2020-08-24 | 2023-04-11 | 中建五局土木工程有限公司 | Shield escaping method |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03176592A (en) * | 1989-12-04 | 1991-07-31 | Sato Kogyo Co Ltd | Construction of spiral tunnel and shield machine therefor |
| JPH112096A (en) * | 1997-06-12 | 1999-01-06 | Okumura Corp | Tunnel excavating machine |
| JP2005082996A (en) * | 2003-09-05 | 2005-03-31 | Komatsu Ltd | Segment fixing device |
| JP2008274614A (en) * | 2007-04-27 | 2008-11-13 | Rasa Ind Ltd | Underwater excavation equipment and underwater excavation method |
| JP2009108571A (en) * | 2007-10-30 | 2009-05-21 | Makoto Uemura | Open shield method and open shield machine for use in it |
| CN102305082A (en) * | 2011-07-23 | 2012-01-04 | 中铁十二局集团第二工程有限公司 | Method for relieving and cutterhead repairing of shield machine in weathering groove |
| CN202611708U (en) * | 2012-06-27 | 2012-12-19 | 中铁隧道装备制造有限公司 | Passive hinged tail shield assistant escape device |
| CN203476341U (en) * | 2013-08-05 | 2014-03-12 | 中铁十二局集团第二工程有限公司 | Shield tunneling machine |
| JP2014062377A (en) * | 2012-09-20 | 2014-04-10 | Kajima Corp | Tunnel construction method |
| CN204002799U (en) * | 2014-07-01 | 2014-12-10 | 中铁隧道集团二处有限公司 | A kind of shield tail anti-sticking escaping apparatus of shield machine |
| CN105697025A (en) * | 2016-03-29 | 2016-06-22 | 中铁隧道股份有限公司 | Escape device of bentonite improving shield tunneling machine and construction method thereof |
| CN206888985U (en) * | 2017-04-12 | 2018-01-16 | 中铁工程装备集团机电工程有限公司 | Shield is hinged booster |
-
2017
- 2017-04-12 CN CN201710235143.4A patent/CN107060783B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03176592A (en) * | 1989-12-04 | 1991-07-31 | Sato Kogyo Co Ltd | Construction of spiral tunnel and shield machine therefor |
| JPH112096A (en) * | 1997-06-12 | 1999-01-06 | Okumura Corp | Tunnel excavating machine |
| JP2005082996A (en) * | 2003-09-05 | 2005-03-31 | Komatsu Ltd | Segment fixing device |
| JP2008274614A (en) * | 2007-04-27 | 2008-11-13 | Rasa Ind Ltd | Underwater excavation equipment and underwater excavation method |
| JP2009108571A (en) * | 2007-10-30 | 2009-05-21 | Makoto Uemura | Open shield method and open shield machine for use in it |
| CN102305082A (en) * | 2011-07-23 | 2012-01-04 | 中铁十二局集团第二工程有限公司 | Method for relieving and cutterhead repairing of shield machine in weathering groove |
| CN202611708U (en) * | 2012-06-27 | 2012-12-19 | 中铁隧道装备制造有限公司 | Passive hinged tail shield assistant escape device |
| JP2014062377A (en) * | 2012-09-20 | 2014-04-10 | Kajima Corp | Tunnel construction method |
| CN203476341U (en) * | 2013-08-05 | 2014-03-12 | 中铁十二局集团第二工程有限公司 | Shield tunneling machine |
| CN204002799U (en) * | 2014-07-01 | 2014-12-10 | 中铁隧道集团二处有限公司 | A kind of shield tail anti-sticking escaping apparatus of shield machine |
| CN105697025A (en) * | 2016-03-29 | 2016-06-22 | 中铁隧道股份有限公司 | Escape device of bentonite improving shield tunneling machine and construction method thereof |
| CN206888985U (en) * | 2017-04-12 | 2018-01-16 | 中铁工程装备集团机电工程有限公司 | Shield is hinged booster |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107060783A (en) | 2017-08-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 610000 Golden Phoenix Road 666, Jinniu District hi tech Industrial Park, Chengdu, Sichuan. Applicant after: China Railway Engineering Service Co., Ltd. Address before: 610000 Golden Phoenix Road 666, Jinniu District hi tech Industrial Park, Chengdu, Sichuan. Applicant before: CHINA RAILWAY ENGINEERING EQUIPMENT GROUP ELECTROMECHANICAL ENGINEERING CO., LTD. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |