CN110195595A - The stopping device and its application method of push-bench section of jurisdiction - Google Patents
The stopping device and its application method of push-bench section of jurisdiction Download PDFInfo
- Publication number
- CN110195595A CN110195595A CN201910383210.6A CN201910383210A CN110195595A CN 110195595 A CN110195595 A CN 110195595A CN 201910383210 A CN201910383210 A CN 201910383210A CN 110195595 A CN110195595 A CN 110195595A
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- CN
- China
- Prior art keywords
- section
- jurisdiction
- jack
- push
- connecting plate
- Prior art date
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/08—Lining with building materials with preformed concrete slabs
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
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- 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
- E21D9/10—Making by using boring or cutting machines
Abstract
The present invention relates to the stopping devices and its application method of a kind of push-bench section of jurisdiction, comprising: is fixed on starting well pedestal and is set to the reaction frame of the hole two sides of push-bench excavation, which has the mounting surface opposite with the section that push-bench excavates；It is removably installed in the connecting plate of section of jurisdiction two sides at hole, and the connecting plate is located between the section that mounting surface and push-bench excavate；And it is correspondingly connected with plate and is installed vertically on the jack on mounting surface, controller sensor is electrically connected on the jack, variation is subjected to displacement by the jacking section of sensor sensing to jack, and then controller adjusts jack and acts on the thrust of connecting plate until the jacking section of jack is no longer subjected to displacement variation, so that section of jurisdiction be prevented to retreat.The problem of push pipe retaining difficulty in the buried big pipe-jacking project of effective solution of the present invention, and the thrust of stopping device can be accurately adjusted, thrust and native face pressure dynamic balance are kept, avoids surface subsidence from aggravating, lifting construction quality and construction efficiency.
Description
Technical field
The present invention relates to the realm of building construction, refer in particular to the stopping device and its application method of a kind of push-bench section of jurisdiction.
Background technique
Push-bench is the commonly used equipment of underground traffic System Construction, and the construction of push-bench is separate identical as shield machine, but is pushed up
The power device of pipe machine is located in active well, so that push-bench needs to cut off the power during section of jurisdiction is installed and pipeline, loses
The push pipe head and mounted section of jurisdiction for removing power can be fallen back backward under the action of excavation face soil pressure.
In buried big pipe-jacking project, the thrust that push pipe chain-drive section is subject to is pushed away much larger than what push-bench in ordinary skill was subject to
Power, the prior art withstand the section of jurisdiction of push-bench using shear pin or support rod mostly to achieve the purpose that retaining, but this mode
The effect of retaining is limited, is unable to satisfy the stability requirement of intensity and rigidity, cannot effectively reach in the biggish situation of thrust
The effect of retaining, if furthermore surface pressure is unstable when settling for soil, it is difficult to which the thrust for adjusting stopping device is allowed to and soil face pressure
Dynamic balance, the problem of surface subsidence may be aggravated.
Summary of the invention
It is an object of the invention to overcome the deficiencies of existing technologies, a kind of stopping device of push-bench section of jurisdiction is provided and its is made
With method, solve the problems, such as that push pipe retaining is difficult in buried big pipe-jacking project, effectively prevents section of jurisdiction from retreating phenomenon, and can
The accurate thrust for adjusting stopping device keeps thrust and native face pressure dynamic balance, surface subsidence is avoided to aggravate, lifting construction quality and
Construction efficiency.
Realizing the technical solution of above-mentioned purpose is:
The present invention provides a kind of stopping devices of push-bench section of jurisdiction, comprising:
It is fixed on starting well pedestal and is set to the reaction frame of the hole two sides of push-bench excavation, which has and top
The opposite mounting surface of the section that pipe machine excavates；
It is removably installed in the connecting plate of section of jurisdiction two sides at hole, and the connecting plate is located at mounting surface and push-bench excavates
Section between；And
Correspondence resists connecting plate and is installed vertically on the jack on mounting surface, is electrically connected with controller on the jack,
And the controller is electrically connected with sensor, is subjected to displacement variation by the jacking section of the sensor sensing to jack, and then should
Controller adjusts jack and acts on the thrust of connecting plate until the jacking section of jack is no longer subjected to displacement variation, to prevent
Section of jurisdiction retreats.
The present invention provides a kind of stopping devices of push-bench section of jurisdiction, are vertically arranged connecting plate by the two sides in section of jurisdiction,
And then reaction frame is arranged in the position opposite with connecting plate in the two sides that push-bench excavates hole, installation can the company of resisting on reaction frame
The jack of fishplate bar, when the jacking section of the sensor sensing on jack to jack generates change in displacement because of relative telescopic
When, the controller being electrically connected with sensor increases or reduction jack acts on the thrust on connecting plate until the jack jacks
The displacement of section no longer changes, so that section of jurisdiction be prevented to retreat, solves the problems, such as that push pipe retaining is difficult in buried big pipe-jacking project, has
Effect prevents section of jurisdiction from retreating phenomenon, and can accurately adjust the thrust of stopping device, keeps thrust and native face pressure dynamic balance, avoids
Surface subsidence aggravation, lifting construction quality and construction efficiency.
The stopping device of push-bench section of jurisdiction of the present invention further improvement lies in that, further include being installed on the mounting surface and position
Mechanical stopping lock in jack two sides, the machinery stopping lock is corresponding with connecting plate, and the length of the machinery stopping lock is adjustable, leads to
It overregulates the length of the machinery stopping lock and resists connecting plate, when jack pressure release, which can withstand connecting plate
And section of jurisdiction is prevented to retreat.
The stopping device of push-bench section of jurisdiction of the present invention further improvement lies in that, the machinery stopping lock include be equipped with internal screw thread
Casing and be screwed together in the jacking pipe of casing, by screwing the jacking pipe to change the length that jacking pipe is stretched out from casing,
To change the length of mechanical stopping lock.
The stopping device of push-bench section of jurisdiction of the present invention further improvement lies in that, further include being fixedly connected with Ei and mounting surface
Support, the support inner hollow form the accommodating space for installation jack and mechanical stopping lock, which is correspondingly connected with plate
The hole stretched out for jack and mechanical stopping lock is offered on side wall.
The stopping device of push-bench section of jurisdiction of the present invention further improvement lies in that, the jack is by the end of inscribed part recently
It is vertically connected with a front end-plate, which resists the corresponding side of connecting plate far from the side of jack, and the front end-plate is corresponding
The position of mechanical stopping lock is fixedly installed with washer.
The stopping device of push-bench section of jurisdiction of the present invention further improvement lies in that, if on the side wall of the section of jurisdiction correspondence offer
Dry through-hole, the connecting plate correspond to through-hole and offer connecting hole, pass through connecting hole by shear pin and are inserted in corresponding through-hole,
So that the connecting plate is perpendicularly fixed at the side of section of jurisdiction, and drawknot is connected with to drawing between the corresponding shear pin in section of jurisdiction two sides
Bar.
The stopping device of push-bench section of jurisdiction of the present invention further improvement lies in that, which includes:
It is vertically arranged and one end is fixedly installed in support column on starting well pedestal, the end that the support column and push-bench excavate
The opposite side in face is mounting surface；And
It is set to diagonal brace of the support column far from jack side, which is obliquely supported in pedestal and the support of starting well
Between column, and the diagonal brace is arranged in parallel with several.
The stopping device of push-bench section of jurisdiction of the present invention further improvement lies in that, be also arranged organic frame on the outside of the section of jurisdiction, should
Rack is inverted U shape, which is equipped with wirerope, the region constructed around section of jurisdiction by fixing the wirerope, to reinforce
The section of jurisdiction prevents the section of jurisdiction from retreating.
The present invention provides a kind of application methods of the stopping device of push-bench section of jurisdiction, include the following steps:
S11., reaction frame is provided, reaction frame is set in the two sides that push-bench excavates hole, and the reaction frame is fixedly installed in
On the pedestal of starting well, and it is opposite with the section that push-bench excavates；
S12., jack is provided, the side in section of jurisdiction and the right angle setting connecting plate between reaction frame and excavated section,
And jack is installed in the reaction frame side opposite with connecting plate, and jack pair should resist connecting plate；
S13. the displacement of the sensor sensing on the jack to jack jacking section changes, and then controller is adjusted
The thrust that jack acts on connecting plate is until the displacement of jack jacking section no longer changes, so that section of jurisdiction be prevented to retreat.
The installation method of the stopping device of push-bench section of jurisdiction of the present invention further improvement lies in that, the two sides of the jack are solid
Dingan County is equipped with mechanical stopping lock, and the machinery stopping lock is corresponding with connecting plate, and the length of the machinery stopping lock is adjustable；
By manually adjusting the length of projectile, so that the machinery stopping lock resists connecting plate far from the end of reaction frame,
When jack pressure release, which can resist connecting plate, so that section of jurisdiction be prevented to retreat.
Detailed description of the invention
Fig. 1 is the use state diagram of the stopping device of push-bench section of jurisdiction of the present invention.
Fig. 2 is the front view of the stopping device of push-bench section of jurisdiction of the present invention.
Fig. 3 is the decomposition diagram at the very heavy top part of the stopping device of push-bench section of jurisdiction of the present invention.
Fig. 4 is the application method flow chart of the stopping device of push-bench section of jurisdiction of the present invention.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples.
Refering to fig. 1, the present invention provides the stopping devices and its application method of a kind of push-bench section of jurisdiction, by section of jurisdiction
Two sides are vertically arranged connecting plate, and then reaction frame is arranged in the position opposite with connecting plate in the two sides that push-bench excavates hole,
Installation can resist the jack of connecting plate on reaction frame, when the jacking section of the sensor sensing on jack to jack is because opposite
When stretching and generating change in displacement, the controller being electrically connected with sensor increases or reduces jack and acts on pushing away on connecting plate
Power, so that section of jurisdiction be prevented to retreat, is solved and is pushed up in buried big pipe-jacking project until the displacement of jack jacking section no longer changes
The problem of pipe retaining difficulty effectively prevents section of jurisdiction from retreating phenomenon, and can accurately adjust the thrust of stopping device, keeps thrust
With native face pressure dynamic balance, surface subsidence is avoided to aggravate, lifting construction quality and construction efficiency.The present invention is pushed up with reference to the accompanying drawing
The stopping device of pipe machine section of jurisdiction is illustrated.
Refering to fig. 1, Fig. 1 is the use state diagram of the stopping device of push-bench section of jurisdiction of the present invention.Below with reference to Fig. 1,
The stopping device of push-bench section of jurisdiction of the present invention is illustrated.
As shown in Figure 1, the stopping device of push-bench section of jurisdiction of the invention, comprising:
It is fixed on starting well pedestal and is set to the reaction frame 11 of the hole two sides of push-bench excavation, which has
The mounting surface opposite with the section that push-bench 21 excavates；
It is removably installed in the connecting plate 12 of 21 two sides of section of jurisdiction at hole, which is located at mounting surface and push-bench
Between 21 sections excavated；And
The jack 13 for resisting connecting plate 12 and being installed vertically on mounting surface is corresponded to, is electrically connected with control on the jack 13
Device processed, and the controller is electrically connected with sensor, is subjected to displacement variation by the jacking section of the sensor sensing to jack 13,
And then the controller adjusts jack 13 and acts on the thrust of connecting plate 12 until the jacking section of jack 13 is no longer subjected to displacement
Variation, so that section of jurisdiction 21 be prevented to retreat.
Preferably, the sensor is ultrasonic displacement sensor, when sensor detects the displacement of the jacking section of jack 13
It changes, i.e. the stroke of jack 13 changes, then sensor-triggered controller is elongated or shortened according to jack 13
Amount increase or reduce jack 13 act on the thrust on connecting plate 12 until jack 13 jacking section no longer relative telescopic,
That is the jacking section of jack 13 is no longer subjected to displacement variation, so that section of jurisdiction 21 be prevented to retreat.
Further, as shown in connection with fig. 1, which includes:
It is vertically arranged and one end is fixedly installed in support column 111 on starting well pedestal, the support column 111 and push-bench 21
The opposite side of the section of excavation is mounting surface；And
It is set to diagonal brace 112 of the support column 111 far from 13 side of jack, which is obliquely supported in starting well
Pedestal and support column 111 between, and the diagonal brace 112 is arranged in parallel with several.
Preferably, the diagonal brace 112 is arranged in parallel with two.
It further include being installed on mounting surface and being located at very heavy as shown in connection with fig. 3 as a better embodiment of the invention
The mechanical stopping lock 132 of 13 two sides is pushed up, the machinery stopping lock 132 is corresponding with connecting plate 12, the length of the machinery stopping lock 132
It is adjustable, by adjusting the length of mechanical stopping lock 132 and resisting connecting plate 12, when 13 pressure release of jack, the machinery stopping lock
132 can withstand connecting plate 12 and section of jurisdiction 21 is prevented to retreat.
Further, the machinery stopping lock 132 is including setting internal thread casing 1321 and being screwed together in casing 1321
Pipe 1322 is jacked, by screwing jacking pipe 1322 to change the length that jacking pipe 1322 is stretched out from casing 1321, to change
The length of mechanical stopping lock 132.
It as shown in connection with fig. 3, further include the support 1111 for being fixedly connected on mounting surface, which, which forms, supplies
The accommodating space of jack 13 and mechanical stopping lock 132 is installed, which is correspondingly connected on the side wall of plate 12 and offers confession
The hole that jack 13 and mechanical stopping lock 132 stretch out.
Further, which is connected with a front end-plate 131, the front end-plate close to the end vertical of connecting plate 12
131 sides far from jack 13 resist the corresponding side of connecting plate, the position of the corresponding mechanical stopping lock 132 of the front end-plate 131
It is fixedly installed with washer 1311, enables the thrust stepless action of mechanical stopping lock 132 on front end-plate 131.
Preferably, the machinery stopping lock 132 is fixedly installed with nut close to the end of front end-plate 131, stopped with expanding machinery
Move back the contact surface of lock 132 with washer 1311.
As another better embodiment of the invention, referring to figs. 1 and 2, correspondence is opened on the side wall of the section of jurisdiction 21
Equipped with several through-holes, the corresponding through-hole of the connecting plate 12 offers connecting hole, passes through connecting hole by shear pin 122 and is inserted in pair
In the through-hole answered, so that connecting plate 12 is perpendicularly fixed at the side of section of jurisdiction 21, and between the corresponding shear pin 122 in 21 two sides of section of jurisdiction
Drawknot is connected with to pull rod 121.
Preferably, the two sidewalls of section of jurisdiction 21 offer two horizontal through-holes, corresponding two through-holes of the connecting plate 12
Connecting hole is offered, connecting plate is fixed on the side wall of section of jurisdiction 21 by two shear pins 122, i.e. the side of connecting plate 12 and thousand
Jin top 13 is opposite, and it is more secured that two shear pins 122 can make connecting plate 12 connect with section of jurisdiction 21.
Again goodly, there are three the connecting plate 12 is arranged in parallel in the side of section of jurisdiction 21.
As shown in connection with fig. 1, which is also arranged organic frame 14, which is inverted U shape, which is equipped with
Wirerope 141, the region constructed around section of jurisdiction 21 by fixed wirerope 141 prevent section of jurisdiction 21 to reinforce the section of jurisdiction 21
It retreats.
In conjunction with shown in Fig. 1, Fig. 2 and Fig. 3, specific implementation method of the invention is as follows:
It is the connecting hole of connecting plate 12 is corresponding with the through-hole on section of jurisdiction 21 and corresponding across connecting hole by shear pin 122
With through-hole connecting plate 12 is fixed on the side wall of section of jurisdiction 21, the shear pin 122 being correspondingly arranged on 21 two sides inner wall of section of jurisdiction
Between drawknot connection to pull rod 121, to reinforce connecting plate 12 and shear pin 122；
Installation support column 111 is located at connecting plate 12 between the section and support column 111 of the excavation of push-bench 21, and supports
Column 111 and connecting plate 12 are opposite, install diagonal brace 112 far from the side of connecting plate 12 in support column 111, and on support column 111
Erection support 1111；
The length for adjusting jack 13, enables the corresponding end of jack 13 to resist connecting plate 12, screws jacking pipe
1322, to change the length of mechanical stopping lock 132 until jacking pipe 1322 resists on front end-plate 131 far from the end of casing 1321
Corresponding gasket 1311；
By in rack 14 wirerope 141 and section of jurisdiction 21 around the part constructed connect, it is fixed when section of jurisdiction 21 retreats
Wirerope 141 can hold rack 14, thus prevent section of jurisdiction 21 retreat；
When sensor detects that the displacement of the jacking section of jack 13 changes, i.e. the stroke of jack 13 becomes
Change, then the amount that sensor-triggered controller is elongated or shortened according to jack 13 increases or reduces jack 13 and acts on connecting plate
Thrust on 12 until jack 13 jacking section no longer relative telescopic, i.e. the jacking section of jack 13 is no longer subjected to displacement change
Change, so that section of jurisdiction 21 be prevented to retreat, and can tentatively judge the quality of surrounding antifriction mud according to the thrust of jack；
When 13 pressure release of jack, mechanical stopping lock 13 resists connecting plate 12, and section of jurisdiction 21 is prevented to retreat, and guarantees construction peace
Entirely.
As shown in connection with fig. 4, the present invention also provides a kind of application method of the stopping device of push-bench section of jurisdiction, this method packets
Include following steps:
It executes step S11. and reaction frame 11 is provided, reaction frame 11, and the counter-force are set in the hole two sides that push-bench excavates
Frame 11 is fixedly installed on the pedestal of starting well, and opposite with the section that push-bench 21 excavates；Then step S12 is executed
Execute step S12. and jack 13 be provided, section of jurisdiction 21 side and positioned at reaction frame 11 and excavated section between it is vertical
Straight installation connecting plate 12, and jack 13 is installed in the side opposite with connecting plate 12 of reaction frame 11, and the correspondence of jack 13 is supported
Firmly connecting plate 12；Then step S13 is executed
Uniquely changing for the jacking section of sensor sensing jack 13 on the step S13. jack 13 is executed, in turn
The thrust that controller adjusting jack 13 acts on connecting plate 12 is no longer changed up to jack 13 jacks the displacement saved,
To prevent section of jurisdiction 21 from retreating.
Further, the two sides of the jack 13 are fixedly installed with mechanical stopping lock 132, the machinery stopping lock 132 and company
Fishplate bar 12 is corresponding, and the length of the machinery stopping lock 132 is adjustable；
By manually adjusting the length of mechanical stopping lock 132, so that mechanical stopping lock 132 is supported far from the end of reaction frame 11
Firmly connecting plate 12, when 13 pressure release of jack, which can resist connecting plate 12, thus after preventing section of jurisdiction 21
It moves back.
In conjunction with shown in Fig. 1 and Fig. 3, the concrete operations mode of application method actual implementation provided by the invention is as follows:
Reaction frame 11 is installed on to the hole two sides of push-bench excavation, and the support column 111 and starting well of reaction frame 11
Pedestal be fixedly connected, support column 111 has installed several diagonal braces 112 far from the side of excavated section；
In position right angle setting connecting plate 12 of 21 side of section of jurisdiction between reaction frame 11 and excavated section, so that counter-force
Frame 11 is oppositely arranged with connecting plate 12；
Jack 13 is installed in the side opposite with connecting plate 12 of reaction frame 11, jack 13 is enabled to resist connecting plate
12；
Mechanical stopping lock 132 is installed in the two sides of jack 13, the length for adjusting the machinery stopping lock 132 stops machinery
It moves back 132 ends far from reaction frame 11 of lock and resists connecting plate 12, when 13 pressure release of jack, mechanical stopping lock 132 can be resisted
Connecting plate 12 guarantees construction safety so that section of jurisdiction 21 be prevented to retreat；
When native surface pressure changes, the setback force that section of jurisdiction 21 receives native face changes, i.e. the setback force of section of jurisdiction 21
Increase or reduce, if the setback force of section of jurisdiction 21 increases, jack 13 jacking section to after-contraction, i.e. stroke becomes smaller, control
Device processed increases the thrust of jack 13 until the jacking section of jack 13 is no longer to after-contraction, i.e. stroke is no longer changed,
To keep the balance of thrust and setback force；
If the setback force of section of jurisdiction 21 reduces, the jacking section of jack 13 stretches forward, i.e., stroke becomes larger, and controller subtracts
The thrust of small jack 13 is not until the jacking section of jack 13 stretches further along, i.e., stroke is no longer changed, to keep
The balance of thrust and setback force.
The present invention has been described in detail with reference to the accompanying drawings, those skilled in the art can be according to upper
It states and bright many variations example is made to the present invention.Thus, certain details in embodiment should not constitute limitation of the invention, this
Invention will be using the range that the appended claims define as protection scope of the present invention.
Claims (10)
1. a kind of stopping device of push-bench section of jurisdiction characterized by comprising
Be fixed on starting well pedestal and be set to push-bench excavation hole two sides reaction frame, the reaction frame have with it is described
The opposite mounting surface of the section that push-bench excavates；
It is removably installed in the connecting plate of section of jurisdiction two sides at hole, and the connecting plate is located at the mounting surface and the push pipe
Between the section that machine excavates；And
The jack for resisting the connecting plate and being installed vertically on the mounting surface is corresponded to, is electrically connected with control on the jack
Device processed, and the controller is electrically connected with sensor, and position occurs by the jacking section of the sensor sensing to the jack
Variation is moved, and then the controller adjusts jacking of the thrust up to the jack that the jack acts on the connecting plate
Section is no longer subjected to displacement variation, so that the section of jurisdiction be prevented to retreat.
2. the stopping device of push-bench section of jurisdiction as described in claim 1, which is characterized in that further include being installed on the mounting surface
Mechanical stopping lock that is upper and being located at the jack two sides, the machinery stopping lock is corresponding with the connecting plate, the machinery
The length of stopping lock is adjustable, by adjusting the length of the mechanical stopping lock and resisting the connecting plate, when the jack is let out
When pressure, the machinery stopping lock can withstand the connecting plate and the section of jurisdiction is prevented to retreat.
3. the stopping device of push-bench section of jurisdiction as claimed in claim 2, which is characterized in that the machinery stopping lock includes being equipped with
The casing of internal screw thread and the jacking pipe for being screwed together in described sleeve pipe, by screwing the jacking pipe to change the jacking pipe from institute
The length stretched out in casing is stated, to change the length of the mechanical stopping lock.
4. the stopping device of push-bench section of jurisdiction as claimed in claim 2, which is characterized in that further include being fixedly connected on the peace
The support in dress face, the support inner hollow form the accommodating space for installing the jack and the mechanical stopping lock, institute
It states support and corresponds to the hole for offering on the side wall of the connecting plate and stretching out for the jack and the mechanical stopping lock.
5. the stopping device of push-bench section of jurisdiction as claimed in claim 2, which is characterized in that the jack is close to the connection
The end vertical of plate is connected with a front end-plate, and the front end-plate resists the corresponding side of connecting plate far from the side of the jack
Portion, the position that the front end-plate corresponds to the mechanical stopping lock are fixedly installed with washer.
6. the stopping device of push-bench section of jurisdiction as described in claim 1, which is characterized in that correspondence is opened on the side wall of the section of jurisdiction
Equipped with several through-holes, the connecting plate corresponds to the through-hole and offers connecting hole, passes through the connecting hole by shear pin and inserts
In the corresponding through-hole, so that the connecting plate is perpendicularly fixed at the side of the section of jurisdiction, and the section of jurisdiction two sides pair
Drawknot is connected with to pull rod between the shear pin answered.
7. the stopping device of push-bench section of jurisdiction as described in claim 1, which is characterized in that the reaction frame includes:
It is vertically arranged and one end is fixedly installed in support column on the starting well pedestal, the support column is opened with the push-bench
The opposite side of the section of digging is the mounting surface；And
It is set to diagonal brace of the support column far from the jack side, the diagonal brace is obliquely supported in the starting well
Between pedestal and the support column, and the diagonal brace is arranged in parallel with several.
8. the stopping device of push-bench section of jurisdiction as described in claim 1, which is characterized in that be also arranged on the outside of the section of jurisdiction organic
Frame, the rack are inverted U shape, and the rack is equipped with wirerope, have been applied around the section of jurisdiction by the fixation wirerope
The region of work prevents the section of jurisdiction from retreating to reinforce the section of jurisdiction.
9. a kind of application method of the stopping device of push-bench section of jurisdiction as described in claim 1, which is characterized in that including as follows
Step:
S11., reaction frame is provided, the reaction frame is set in the hole two sides that the push-bench excavates, and the reaction frame is fixed
It is installed on the pedestal of the starting well, and opposite with the section that the push-bench excavates；
S12., jack is provided, the side in the section of jurisdiction and the right angle setting connecting plate between reaction frame and excavated section,
And the jack is installed in the reaction frame side opposite with the connecting plate, and the jack pair should resist the company
Fishplate bar；
S13. the displacement of the sensor sensing on the jack to jack jacking section changes, and then the control
Device adjusts the thrust that the jack acts on the connecting plate no longer to be changed up to the jack jacks the displacement saved, from
And the section of jurisdiction is prevented to retreat.
10. the installation method of the stopping device of push-bench section of jurisdiction as claimed in claim 9, which is characterized in that the jack
Two sides be fixedly installed with mechanical stopping lock, the machinery stopping lock is corresponding with the connecting plate, and the machinery stopping lock
Length it is adjustable；
By manually adjusting the length of the projectile, so that the machinery stopping lock resists institute far from the end of the reaction frame
Connecting plate is stated, when the jack pressure release, the machinery stopping lock can resist the connecting plate, to prevent the section of jurisdiction
It retreats.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910383210.6A CN110195595B (en) | 2019-05-09 | 2019-05-09 | Retaining device for pipe piece of pipe jacking machine and using method of retaining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910383210.6A CN110195595B (en) | 2019-05-09 | 2019-05-09 | Retaining device for pipe piece of pipe jacking machine and using method of retaining device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110195595A true CN110195595A (en) | 2019-09-03 |
| CN110195595B CN110195595B (en) | 2021-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910383210.6A Active CN110195595B (en) | 2019-05-09 | 2019-05-09 | Retaining device for pipe piece of pipe jacking machine and using method of retaining device |
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| CN (1) | CN110195595B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111472789A (en) * | 2020-04-29 | 2020-07-31 | 安徽开源路桥有限责任公司 | Pipe jacking construction process |
| CN111520149A (en) * | 2020-04-10 | 2020-08-11 | 四川益巨交通工程有限责任公司 | Shield constructs quick-witted articulated auxiliary device |
| CN112459798A (en) * | 2020-11-23 | 2021-03-09 | 上海隧道工程有限公司 | Self-locking type retaining device and method for pipe jacking construction |
| CN114542799A (en) * | 2022-02-08 | 2022-05-27 | 中交水利水电建设有限公司 | Vertical jacking construction method for underground finite space |
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| CN111520149A (en) * | 2020-04-10 | 2020-08-11 | 四川益巨交通工程有限责任公司 | Shield constructs quick-witted articulated auxiliary device |
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| CN111472789B (en) * | 2020-04-29 | 2021-05-28 | 安徽开源路桥有限责任公司 | Pipe jacking construction process |
| CN112459798A (en) * | 2020-11-23 | 2021-03-09 | 上海隧道工程有限公司 | Self-locking type retaining device and method for pipe jacking construction |
| CN114542799A (en) * | 2022-02-08 | 2022-05-27 | 中交水利水电建设有限公司 | Vertical jacking construction method for underground finite space |
| CN114542799B (en) * | 2022-02-08 | 2023-06-20 | 中交水利水电建设有限公司 | Underground limited space vertical jacking construction method |
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| CN110195595B (en) | 2021-01-05 |
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