CN103015334A - Synchronous-progress oil jack control system and application method thereof - Google Patents
Synchronous-progress oil jack control system and application method thereof Download PDFInfo
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- CN103015334A CN103015334A CN2012105735912A CN201210573591A CN103015334A CN 103015334 A CN103015334 A CN 103015334A CN 2012105735912 A CN2012105735912 A CN 2012105735912A CN 201210573591 A CN201210573591 A CN 201210573591A CN 103015334 A CN103015334 A CN 103015334A
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- jacking
- fuel
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Abstract
The invention belongs to the technical field of jacking construction of bridges and culverts, and particularly relates to a synchronous-progress oil jack control system and an application method thereof. The detailed scheme of the invention is as follows: an oil volume controller, a stress distribution beam and an oil jack are sequentially arranged at the tail end of a culvert section along the longitudinal direction, wherein the oil volume controller is communicated with the oil jack through an oil intake pipe; and in the process of jacking the culvert section by the oil jack, the jacking progresses of all parts of the culvert section are different due to excursion, the volume intake amount of a valve in an oil intake pipe of the oil jack is controlled in a linkage manner by compressing or stretching a spring on the oil volume controller so as to keep the jacking progress of each part of the culvert section identical, and therefore whole excursion is avoided. The synchronous-progress oil jack control system disclosed by the invention has the advantages that the openness of the valve can be effectively controlled in a linkage manner by compressing or stretching of the spring, the problem of excursion caused by desynchrony of the jacking processes of the culvert section can be timely and automatically solved, the automatic synchronization is achieved and the manufacturing cost is lower.
Description
Technical field
The invention belongs to the bridge pushing technology field, be specifically related to contain a kind of with journey oil top control system and application process thereof of joint for even jacking.
Background technology
In construction, being contained by jacking of civil engineering saves bulky, weight is large, often adopt the way of simultaneously jacking of a plurality of oil top, because it is also inhomogeneous in each position that the frictional force of joint base plate and building is contained in jacking, shift phenomenon very easily appears in the implementation process, or left avertence or right avertence or appearance rotation phenomenon to a certain degree.This kind situation is extremely difficult.Cause the reason of this kind situation to be, in the little part of frictional force, counter-force is less, often easily pushes up, contain to save also persistent movement of in advance starting, and the larger part of frictional force, counter-force is large, often difficult startup, in addition motionless.
Therefore do not produce shift phenomenon in order to ensure containing joint in jack-in process, those skilled in the art are badly in need of a kind of same journey oil top control system and its application process of containing joint.
Summary of the invention
The objective of the invention is according to above-mentioned the deficiencies in the prior art part, provide a kind of with journey oil top control system and application process thereof, this control system is by containing each position installation fuel-flow controller of joint tail end, the valve opening degree size in the oil inlet pipe is controlled in interlock when making the interior spring of fuel-flow controller that compression or elongation occur, to keep the containing identical jacking process in each position of joint, prevent overall offset.
The object of the invention realizes being finished by following technical scheme:
A kind of with journey oil top control system, be specifically related to the culvert joint in the bridges and culverts jack-in process, it is characterized in that at described culvert joint tail end bearing distribution beam, some fuel-flow controllers and You Ding being set longitudinally, the setting position that described oil withstands on the bearing distribution beam is corresponding one by one with described fuel-flow controller, is connected by oil inlet pipe between described fuel-flow controller and the oil top; Wherein said fuel-flow controller by oil pipe, be arranged on the valve in the described oil pipe and the spring assembly that is connected with described valve forms, described spring assembly is arranged between described culvert joint tail end and the described bearing distribution beam, in order to control the opening degree size of described valve.
Described fuel-flow controller contains the lever system of a cross-shaped setting, and its place, crosspoint is fixedly connected with, and described leverage are unified to set firmly described spring assembly between top-cross fork mouth, and the two ends of opposite side intersection opening connect respectively described valve.
A kind of above-mentioned application process with journey oil top control system is characterized in that comprising the steps: at least to start described oil saves very useful the culvert with jacking; In described culvert joint jack-in process, if its process everywhere is identical, the described amount of spring compression that then is arranged on the described culvert joint tail end fuel-flow controller everywhere is identical, and described spring keeps each valve opening degree identical, makes the identical maintenance of described each oily jacking oil mass contain the same Cheng Dingjin of joint; In described culvert joint jack-in process, if its process everywhere is different; Under the effect of the lever system that described cross-like arranges, then in the described spring in the fast position of the process length that is stretched, the valve in the described oil inlet pipe reduces opening degree, the oily jacking oil mass at this place is reduced, with the process at this place of slowing down; Described spring is compressed in the slow position of process, and the valve in the described oil inlet pipe increases opening degree, the oily jacking oil mass at this place is increased, to accelerate the process at this place.
Advantage of the present invention is, by the compression of spring or the long effective linkage controlling valve door opening degree size that stretches, can in time, automatically process in containing the joint jack-in process because of the asynchronous problem that produces skew, and the realization automatic synchronization, cost of manufacture is lower.
Description of drawings
Fig. 1 is plane structure schematic diagram of the present invention;
Fig. 2 is side-looking structural representation of the present invention;
Fig. 3 is the fuel-flow controller partial schematic diagram that is in minimum fuel delivery among the present invention;
Fig. 4 is the fuel-flow controller partial schematic diagram that is in maximum fuel delivery among the present invention.
The specific embodiment
Feature of the present invention and other correlated characteristic are described in further detail by embodiment below in conjunction with accompanying drawing, so that technician's of the same trade understanding:
Such as Fig. 1-4, mark 1-11 is respectively among the figure: contain joint 1, fuel-flow controller 2, bearing distribution beam 3, oil top 4, oil return pipe 5, oil inlet pipe 6, Artificial Control platform 7, oil pipe 8, valve 9, end locator 10.1, end locator 10.2, spring 11, lever system 12.
Embodiment: shown in Fig. 1-4, present embodiment is specifically related to contain a kind of with journey oil top control system and application process thereof of joint for even jacking, in construction, being contained by jacking of civil engineering saves 1 bulky, weight is large, by the 4 simultaneously jackings of a plurality of oil top, because it is different in each position that the frictional force of joint 1 base plate and building is contained in jacking, shift phenomenon can appear in jack-in process, or left avertence or right avertence or appearance rotation phenomenon to a certain degree, for guaranteeing to contain the synchronous jacking of each several part of joint 1, adopt the same journey oil top control system in the present embodiment.Should be with journey oil top control system specifically composed as follows: longitudinally set gradually some fuel-flow controllers 2, bearing distribution beam 3 and some oil top 4 at the tail end of containing joint 1, some fuel-flow controllers 2 are separately positioned on the different parts of containing joint 1 tail end, and the setting position of some oil top 4 on bearing distribution beam 3 is corresponding one by one with fuel-flow controller 2 respectively; Wherein fuel-flow controller 2 is specifically by spring 11, be arranged on the end locator 10 at spring 11 two ends, oil pipe 8, and the valve 9 that links to each other with end locator 10, the end locator 10.1 of spring 11 1 ends is fixing with culvert joint 1, the end locator 10.2 of the other end is fixing with bearing distribution beam 3, fuel-flow controller 2 contains the lever system 12 of a cross-shaped setting simultaneously, its place, crosspoint is fixedly connected with, set firmly end locator 10.1 and 10.2 between lever system 12 1 top-cross fork mouth, the two ends of opposite side intersection opening connect respectively valve 9, compression occurs or is stretched to drive the opening degree size variation of coupled valve 9 when long in spring 11, in order to the size of the oil inlet quantity in the control oil pipe 8.
Between fuel-flow controller 2 and oil top 4, be provided with simultaneously a cover oil piping system, this oil piping system is by the keying on Artificial Control platform 7 control oil tops 4, this oil piping system is concrete arrange as follows: oil inlet pipe 6 is connected with oil pipe 8 on the fuel-flow controller 2 and extends to oil-in on the oil top 4, the oil-out connection oil return pipe 5 on oil top 4 from oil pipe 8.
Shown in Fig. 1-4, specific as follows with the application process of journey oil top control system:
During the construction beginning, start oil top 4 at Artificial Control platform 7 places, valve 9 is in certain opening degree, makes 6 pairs of oil tops of each oil inlet pipe, 4 even fuel feeding;
After a period of time, because it is uneven throughout to contain the frictional force of joint 1 base plate and building, each position progress of containing joint 1 occurs different, in the long place of progress, bearing distribution beam 3 suffered counter-forces reduce, therefore spring 11 extends, the end locator 10.1 at spring 11 two ends and the 10.2 valve opening degrees that drive in the oil pipe 8 by lever system 12 reduce, the fuel delivery that enters oil top 4 from oil inlet pipe 6 reduces, cause the top power on this oil top, place 4 to reduce, this place's process that slows down is waited for the process on other oil tops, positions 4, thereby prevents from containing the overall offset of joint 1;
In like manner, containing the short place of progress on the joint 1, bearing distribution beam 3 suffered counter-forces increase, therefore spring 11 compresses, and the end locator 10.1 at spring 11 two ends and the 10.2 valve opening degrees that drive in the oil pipe 8 by lever system increase, and the fuel delivery that enters oil top 4 from oil inlet pipe 6 increases, cause the top power on this oil top, place 4 to increase, accelerate this place's process, the process on other oil top, position 4 that follows up, thus prevent overall offset.
The present invention combines by move distance and the variation of oil mass that will contain joint, realizes when a place too fast (slowly) move, and system can reduce (increases) its fuel delivery automatically, and the oil mass realization culvert of namely passing through each pipe of adjustment saves the target of synchronous jacking everywhere.
Claims (3)
1. one kind with journey oil top control system, be specifically related to the culvert joint in the bridges and culverts jack-in process, it is characterized in that at described culvert joint tail end bearing distribution beam, some fuel-flow controllers and You Ding being set longitudinally, the setting position that described oil withstands on the bearing distribution beam is corresponding one by one with described fuel-flow controller, is connected by oil inlet pipe between described fuel-flow controller and the oil top; Wherein said fuel-flow controller by oil pipe, be arranged on the valve in the described oil pipe and the spring assembly that is connected with described valve forms, described spring assembly is arranged between described culvert joint tail end and the described bearing distribution beam, in order to control the opening degree size of described valve.
2. according to claim 1 a kind of with journey oil top control system, it is characterized in that described fuel-flow controller contains the lever system of a cross-shaped setting, its place, crosspoint is fixedly connected with, described leverage are unified to set firmly described spring assembly between top-cross fork mouth, and the two ends of opposite side intersection opening connect respectively described valve.
3. one kind relates to the described application process with journey oil top control system of claim 1-2, it is characterized in that comprising the steps: at least to start described oil saves very useful the culvert with jacking; In described culvert joint jack-in process, if its process everywhere is identical, the described amount of spring compression that then is arranged on the described culvert joint tail end fuel-flow controller everywhere is identical, and described spring keeps each valve opening degree identical, makes the identical maintenance of described each oily jacking oil mass contain the same Cheng Dingjin of joint; In described culvert joint jack-in process, if its process everywhere is different; Under the effect of the lever system that described cross-like arranges, then in the described spring in the fast position of the process length that is stretched, the valve in the described oil inlet pipe reduces opening degree, the oily jacking oil mass at this place is reduced, with the process at this place of slowing down; Described spring is compressed in the slow position of process, and the valve in the described oil inlet pipe increases opening degree, the oily jacking oil mass at this place is increased, to accelerate the process at this place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210573591.2A CN103015334B (en) | 2012-12-26 | 2012-12-26 | Synchronous-progress oil jack control system and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210573591.2A CN103015334B (en) | 2012-12-26 | 2012-12-26 | Synchronous-progress oil jack control system and application method thereof |
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| CN103015334A true CN103015334A (en) | 2013-04-03 |
| CN103015334B CN103015334B (en) | 2014-12-03 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1800582A (en) * | 2005-12-13 | 2006-07-12 | 上海市第二市政工程有限公司 | Computer hydraulic synchronous propelling method and apparatus thereof |
| CN2851337Y (en) * | 2005-11-28 | 2006-12-27 | 陈京广 | Synchronous hydraulic jacking equipment for replacing bridge bearing pad |
| JP4148047B2 (en) * | 2003-07-14 | 2008-09-10 | 誠 植村 | Open shield machine |
| CN201269230Y (en) * | 2008-05-20 | 2009-07-08 | 上海建工股份有限公司 | Integral jacking creeping formwork hydraulic synchronous integrated control system for steel construction platform |
| CN202298466U (en) * | 2011-07-25 | 2012-07-04 | 上海先为土木工程有限公司 | Synchronous jacking control device |
| CN102704415A (en) * | 2012-06-25 | 2012-10-03 | 上海同罡建筑工程有限公司 | Method for jacking bridges |
-
2012
- 2012-12-26 CN CN201210573591.2A patent/CN103015334B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4148047B2 (en) * | 2003-07-14 | 2008-09-10 | 誠 植村 | Open shield machine |
| CN2851337Y (en) * | 2005-11-28 | 2006-12-27 | 陈京广 | Synchronous hydraulic jacking equipment for replacing bridge bearing pad |
| CN1800582A (en) * | 2005-12-13 | 2006-07-12 | 上海市第二市政工程有限公司 | Computer hydraulic synchronous propelling method and apparatus thereof |
| CN201269230Y (en) * | 2008-05-20 | 2009-07-08 | 上海建工股份有限公司 | Integral jacking creeping formwork hydraulic synchronous integrated control system for steel construction platform |
| CN202298466U (en) * | 2011-07-25 | 2012-07-04 | 上海先为土木工程有限公司 | Synchronous jacking control device |
| CN102704415A (en) * | 2012-06-25 | 2012-10-03 | 上海同罡建筑工程有限公司 | Method for jacking bridges |
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| Publication number | Publication date |
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| CN103015334B (en) | 2014-12-03 |
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