CN104499424A - Device for removing concrete from corrugated pipe and application method thereof - Google Patents
Device for removing concrete from corrugated pipe and application method thereof Download PDFInfo
- Publication number
- CN104499424A CN104499424A CN201410811850.XA CN201410811850A CN104499424A CN 104499424 A CN104499424 A CN 104499424A CN 201410811850 A CN201410811850 A CN 201410811850A CN 104499424 A CN104499424 A CN 104499424A
- Authority
- CN
- China
- Prior art keywords
- bellows
- concrete
- conveyance conduit
- high pressure
- inner concrete
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints Allowing Movement (AREA)
Abstract
The invention provides a device for removing concrete from a corrugated pipe and an application method thereof. The device comprises a water jet cutter, a conveying pipe and a high-pressure pump station. The conveying pipe comprises a high-pressure rubber pipe and a protective sleeve sleeving the high-pressure rubber pipe; the water jet cutter is disposed at one end of the conveying pipe; the other end of the conveying pipe is connected with the high-pressure pump station. The device allows the concrete blocking in the corrugated pipe to be effectively removed and is simple in structure and convenient to operate.
Description
Technical field
The present invention relates to technical field of bridge engineering, more specifically, relate to a kind of device and the using method thereof of removing bellows inner concrete.
Background technology
Along with the progress of society and the development of technology, prefabricated case beam is widely used in the construction of road bridge and railway bridge.This precast beam good integrity, rigidity is large, and structure durability is strong, can realize the erection construction after having constructed in bottom in conjunction with Bridge Erector, accelerates programming, saves the duration.
In the manufacturing process of precast beam, need before concreting, bellows to be fixed in advance in the beam body of precast beam, but, when concreting, easily concrete is poured in bellows by mistake, and then cause bellows blocking; In addition, because pressure effect easily makes bellows be damaged, and then concrete is caused to enter in bellows; The shutoff bad concrete that also can cause in bellows two ends enters in bellows.
Enter after in bellows at concrete, easily cause bellows to block, so affect steel strand penetrate and the later stage tension construction.
For above-mentioned bellows blockage problem, solution conventional at present is directly dug from precast beam body side surface, and remove the concrete of blocking, this method not only can destroy the resistance to overturning of girder construction, and constructing operation inconvenience, and operating cost is high.
Summary of the invention
In view of the above problems, the object of this invention is to provide a kind of device and the using method thereof of removing bellows inner concrete, to solve the problem removed in bellows and block the resistance to overturning that constructing operation in concrete process is complicated, cost is high, affect precast beam structure.
According to an aspect of the present invention, a kind of device removing bellows inner concrete is provided, comprises cutter, conveyance conduit and high pressure pumping station; Wherein, conveyance conduit comprises high-pressure rubber pipe and is set in the protective sleeve outside high-pressure rubber pipe; Water cutter is arranged on one end of conveyance conduit, and the other end of conveyance conduit is connected with high pressure pumping station.
Wherein, at water cutter, one end of conveyance conduit is provided with nozzle, the weep hole of nozzle is circular or polygon.
Wherein, protective sleeve is helical Bourdon tube or rubber tube.
Wherein, the water under high pressure after being pressurizeed by high pressure pumping station is sprayed from water cutter by conveyance conduit.
According to a further aspect in the invention, a kind of method removing bellows inner concrete is provided, comprises:
Make the device of above-mentioned removal bellows inner concrete;
Conveyance conduit and water cutter are placed in bellows, make water cutter arrive bellows inner concrete blocking position;
Open high pressure pumping station to water stream S, make the water under high pressure after pressurization by the nozzle act on conveyance conduit and water cutter on the concrete of blocking, concrete disintegrating slag is discharged from bellows with current.
Wherein, in the process of opening high pressure pumping station, the pressure that high pressure pumping station provides is 25 ~ 50Mp.
Current, by the effect of high pressure pumping station, water cutter and nozzle, are sprayed in high pressure mode by the device of the removal bellows inner concrete utilizing the invention described above to provide and using method thereof, and the concrete removed by the water column of ejection in bellows, simple to operate, cost is low, and elimination effect is good.
In order to realize above-mentioned and relevant object, will describe in detail and the feature particularly pointed out in the claims after one or more aspect of the present invention comprises.Explanation below and accompanying drawing describe some illustrative aspects of the present invention in detail.But what these aspects indicated is only some modes that can use in the various modes of principle of the present invention.In addition, the present invention is intended to comprise all these aspects and their equivalent.
Accompanying drawing explanation
By reference to the content below in conjunction with the description of the drawings and claims, and understand more comprehensively along with to of the present invention, other object of the present invention and result will more be understood and should be readily appreciated that.In the accompanying drawings:
Fig. 1 is the apparatus structure schematic diagram of the removal bellows inner concrete according to the embodiment of the present invention;
Fig. 2 is the nozzle arrangements schematic diagram of the device of removal bellows inner concrete according to the embodiment of the present invention;
Fig. 3 is the method flow diagram of the removal bellows inner concrete according to the embodiment of the present invention.
Reference numeral wherein comprises: high pressure pumping station 1, conveyance conduit 2, water cutter 3, nozzle 31.
Label identical in all of the figs indicates similar or corresponding feature or function.
Detailed description of the invention
In the following description, for purposes of illustration, in order to provide the complete understanding to one or more embodiment, many details have been set forth.But, clearly, also these embodiments can be realized when there is no these details.
The resistance to overturning of girder construction not only can be destroyed for the current concrete removed in bellows, and constructing operation inconvenience, the problems such as operating cost is high, the present invention is by arranging high pressure pumping station and water cutter, utilize the concrete of blocking in high pressure water flow strikes bellows, simple to operate, cost is low, and concrete residue can discharge bellows with current, thoroughly clean.
In order to device and the using method thereof of detailed description removal bellows provided by the invention inner concrete, below with reference to accompanying drawing, specific embodiments of the invention are described in detail.
Fig. 1 shows the apparatus structure of the removal bellows inner concrete according to the embodiment of the present invention.
As shown in Figure 1, the device of removal bellows inner concrete provided by the invention comprises water cutter 3, conveyance conduit 2 and high pressure pumping station 1; Wherein, conveyance conduit 2 comprises high-pressure rubber pipe and is set in the protective sleeve outside high-pressure rubber pipe, in other words, high-pressure rubber pipe is arranged on the inner side of conveyance conduit, play the effect of conveying current, protective sleeve is arranged on the outside of high-pressure rubber pipe, plays the effect of protection high-pressure rubber pipe; Water cutter 3 enter one end that water place is arranged on conveyance conduit 2, the other end of conveyance conduit 2 is fixedly connected with high pressure pumping station 1; Further, at water cutter 3, one end of conveyance conduit 2 is provided with nozzle, namely water outlet place of water cutter 3 is provided with nozzle 31.
Particularly, the two ends of conveyance conduit 2 are fixedly connected with water cutter 3 with high pressure pumping station 1 respectively, when using this device to remove the blocking concrete in bellows, by starting high pressure pumping station 1 pair of water stream S, water under high pressure after pressurization is sprayed from water cutter 3 by conveyance conduit 2, and then plays the effect of rinsing bellows inner concrete.
It should be noted that, because the bellows in precast beam is long, when carrying out concreting outside bellows, because pressure effect bellows is vulnerable to destroy, when bellows bursts, concrete may infiltrate in bellows, results in blockage.Therefore, carry out in the process of clearing up using the device of removal bellows inner concrete provided by the invention, conveyance conduit 2 will have certain length, and water cutter 3 just can be made to arrive the concrete position of bellows interior, can choose according to the concrete length of construction demand to conveyance conduit 2.
In addition; when concrete washing is carried out in inside water cutter 3 being goed deep into bellows; high-pressure rubber pipe and bellows or and concrete between can there is certain friction; in order to prevent high-pressure rubber pipe damaged; protective sleeve is had in its arranged outside; ensured the normal use of conveyance conduit by protective sleeve, avoid the generation of drainage.
In a specific embodiment of the present invention, protective sleeve can be helical Bourdon tube or rubber tube.Wherein, the bourdon tube of helical Bourdon tube to be a kind of body circular arc in space be cylindrical screw shape or cone screw shape; the outside being arranged on high-pressure rubber pipe can avoid bellows to contact with the direct of high-pressure rubber pipe; reduce friction; and then protect the high-pressure rubber pipe of its inside, the effect of rubber tube and the effect of helical Bourdon tube similar.
Water cutter 3 is as the important composition part of the device of removal bellows inner concrete, it is a kind of instrument current being removed cutting object with the water column that high pressure mode sprays, owing to not producing thermal stress in high pressure waterjet process, therefore can be used for the cutting process without high temperature, make material to be cut there is no chemical change, also can not be out of shape.Water cutter 3 is divided into super-pressure and low pressure two profiles formula according to the pressure exported, and superelevation die mould demand pressure in work is 250-600Mpa; Low-pressure type demand pressure in work is 25 ~ 50Mp, and the water cutter of low-pressure type is mainly used in the occasion that can not have flame, high temperature.Due to the material non-refractory of bellows, in the present invention, the main low-pressure type water cutter that uses is cleared up the concrete in bellows.
At startup high pressure pumping station 1, water under high pressure from the process that water cutter 3 sprays, in order to increase the developing result of water under high pressure, is provided with the nozzle of steel work at water cutter 3 away from one end of conveyance conduit 2 by conveyance conduit 2.Particularly, Fig. 2 shows the nozzle arrangements of the device of the removal bellows inner concrete according to the embodiment of the present invention.
As shown in Figure 2, the nozzle 31 of the device of removal bellows inner concrete provided by the invention can be made up of multiple circular weep hole.Known, the weep hole of nozzle not only can be set to circle, and polygonal weep hole also can realize the concrete removal effect of removal bellows inner concrete device provided by the invention, specifically according to construction requirements set.
The device of removal bellows inner concrete provided by the invention, structure is simple, easy to use, and concrete residue can be discharged in bellows with current, and elimination effect is good.Corresponding with said apparatus, the present invention also provides a kind of method removing bellows inner concrete.
Particularly, Fig. 3 shows the method flow of the removal bellows inner concrete according to the embodiment of the present invention.As shown in Figure 3, the method for removal bellows inner concrete provided by the invention comprises:
S310: make the device removing bellows inner concrete.
Particularly, the device removing bellows inner concrete mainly comprises water cutter, conveyance conduit and high pressure pumping station; Wherein, conveyance conduit comprises high-pressure rubber pipe and is set in the protective sleeve outside high-pressure rubber pipe, and namely high-pressure rubber pipe is arranged on the inner side of conveyance conduit, and protective sleeve is arranged on the outside of high-pressure rubber pipe, plays the effect of protection high-pressure rubber pipe; Water cutter is arranged on one end of conveyance conduit, and the other end of conveyance conduit is fixedly connected with high pressure pumping station; Further, at water cutter, one end of conveyance conduit is provided with nozzle.
S320: be placed in bellows by conveyance conduit and water cutter, makes water cutter arrive the position of bellows inner concrete blocking.
Particularly, because bellows is fixed on prior to concreting in the beam body of precast beam, therefore, in the process of concreting, be easy to concrete to pour in bellows by mistake, cause the blocking of bellows; In addition, in the native casting process of coagulation, due to pressure action breaks down bellows, or the shutoff of bellows two ends is bad, concrete all can be caused to enter in bellows, cause the blocking of bellows.Therefore, the present invention is by arranging conveyance conduit, and make the deep enough bellows interior of water cutter energy be applied directly to the position of bellows inner concrete blocking, the concrete resulted in blockage by high pressure water impact, with strong points, removal effect is obvious.
S330: open high pressure pumping station to water stream S, make the water under high pressure after pressurization act directly on the concrete of blocking by the nozzle on conveyance conduit and water cutter, concrete disintegrating slag is discharged from bellows with current.
Particularly, arrive the position of bellows inner concrete blocking at water cutter after, open high pressure pumping station to pressurize to current, the water under high pressure after pressurization is made to be acted directly on the concrete place blocked in bellows by the nozzle on conveyance conduit and water cutter, in addition, concrete disintegrating slag through water under high pressure removing can be discharged in bellows with current, thoroughly clean, not residual.
It should be noted that, the general non-refractory of the material due to bellows, in the present invention, the main low-pressure type water cutter that uses is cleared up the concrete in bellows, and namely in the process of opening high pressure pumping station, the pressure controllable that high pressure pumping station provides is built in being 25 ~ 50Mp.
From the above, the device of removal bellows inner concrete provided by the invention and using method thereof, the coagulation that precast beam body just can remove blocking in bellows need not be destroyed, structure is simple, simple operation, and by the hydraulic pressure of the water under high pressure of high pressure pumping station adjustment ejection with the concrete for not homocoagulation degree, and then the concrete be blocked in bellows can be cleared up thoroughly, penetrating and the tension in later stage of the steel strand after facilitating concreting to complete.
Device according to removal bellows inner concrete of the present invention and using method thereof is described in an illustrative manner above with reference to accompanying drawing.But, it will be appreciated by those skilled in the art that device and the using method thereof of the removal bellows inner concrete that the invention described above is proposed, various improvement can also be made on the basis not departing from content of the present invention.Therefore, protection scope of the present invention should be determined by the content of appending claims.
Claims (6)
1. remove a device for bellows inner concrete, comprising: water cutter, conveyance conduit and high pressure pumping station; Wherein,
Described conveyance conduit comprises high-pressure rubber pipe and is set in the protective sleeve outside described high-pressure rubber pipe;
Described water cutter is arranged on one end of described conveyance conduit, and the other end of described conveyance conduit is connected with described high pressure pumping station.
2. the device removing bellows inner concrete as claimed in claim 1, wherein,
At described water cutter, one end of described conveyance conduit is provided with nozzle, the weep hole of described nozzle is circular or polygon.
3. the device removing bellows inner concrete as claimed in claim 1, wherein,
Described protective sleeve is helical Bourdon tube or rubber tube.
4. the device removing bellows inner concrete as claimed in claim 1, wherein,
Sprayed from described water cutter by described conveyance conduit by the water under high pressure after described high pressure pumping station pressurization.
5. remove a method for bellows inner concrete, comprising:
Make the device of the removal bellows inner concrete as described in Claims 1 to 4;
Conveyance conduit and water cutter are placed in bellows, make described water cutter arrive bellows inner concrete blocking position;
Open high pressure pumping station to water stream S, on the concrete that the water under high pressure after pressurization is blocked by the nozzle act on described conveyance conduit and water cutter in bellows, described concrete disintegrating slag is discharged in described bellows with current.
6. the method removing bellows inner concrete as claimed in claim 5, wherein,
In the process of opening high pressure pumping station, the pressure that described high pressure pumping station provides is 25 ~ 50Mp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410811850.XA CN104499424A (en) | 2014-12-23 | 2014-12-23 | Device for removing concrete from corrugated pipe and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410811850.XA CN104499424A (en) | 2014-12-23 | 2014-12-23 | Device for removing concrete from corrugated pipe and application method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104499424A true CN104499424A (en) | 2015-04-08 |
Family
ID=52940867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410811850.XA Pending CN104499424A (en) | 2014-12-23 | 2014-12-23 | Device for removing concrete from corrugated pipe and application method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104499424A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204767A (en) * | 2018-03-06 | 2018-06-26 | 安徽津利能源科技发展有限责任公司 | A kind of circumferential water knife oxide skin cleaner for boiler inside pipe wall |
| CN112207091A (en) * | 2020-09-22 | 2021-01-12 | 中铁十一局集团第二工程有限公司 | Method for cleaning horn mouth of anchor backing plate |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2425497A (en) * | 2005-04-28 | 2006-11-01 | Farrow System Ltd | Nozzle with rotating cap portion |
| CN2835760Y (en) * | 2005-08-18 | 2006-11-08 | 姜堰市威龙波纹管有限公司 | Metal hose with external elastic protective tube |
| CN101780660A (en) * | 2010-03-17 | 2010-07-21 | 厦门喜儿工贸有限公司 | Structure of water jet blade |
| CN102794284A (en) * | 2012-08-10 | 2012-11-28 | 中铁隧道集团有限公司 | Dredge device of annular embedded corrugated pipe duct and dredge method thereof |
| JP5312527B2 (en) * | 2011-06-13 | 2013-10-09 | 株式会社ピーエス三菱 | Method for inhibiting corrosion of PC tendons |
| CN103835510A (en) * | 2014-03-10 | 2014-06-04 | 北京工业大学 | Method for removing concrete blocking in corrugated pipe |
-
2014
- 2014-12-23 CN CN201410811850.XA patent/CN104499424A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2425497A (en) * | 2005-04-28 | 2006-11-01 | Farrow System Ltd | Nozzle with rotating cap portion |
| CN2835760Y (en) * | 2005-08-18 | 2006-11-08 | 姜堰市威龙波纹管有限公司 | Metal hose with external elastic protective tube |
| CN101780660A (en) * | 2010-03-17 | 2010-07-21 | 厦门喜儿工贸有限公司 | Structure of water jet blade |
| JP5312527B2 (en) * | 2011-06-13 | 2013-10-09 | 株式会社ピーエス三菱 | Method for inhibiting corrosion of PC tendons |
| CN102794284A (en) * | 2012-08-10 | 2012-11-28 | 中铁隧道集团有限公司 | Dredge device of annular embedded corrugated pipe duct and dredge method thereof |
| CN103835510A (en) * | 2014-03-10 | 2014-06-04 | 北京工业大学 | Method for removing concrete blocking in corrugated pipe |
Non-Patent Citations (1)
| Title |
|---|
| 唐镇华等: "预应力钢筋混凝土桥梁波纹管除油清洗", 《清洗世界》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204767A (en) * | 2018-03-06 | 2018-06-26 | 安徽津利能源科技发展有限责任公司 | A kind of circumferential water knife oxide skin cleaner for boiler inside pipe wall |
| CN112207091A (en) * | 2020-09-22 | 2021-01-12 | 中铁十一局集团第二工程有限公司 | Method for cleaning horn mouth of anchor backing plate |
| CN112207091B (en) * | 2020-09-22 | 2022-02-11 | 中铁十一局集团第二工程有限公司 | Method for cleaning horn mouth of anchor backing plate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104213921B (en) | Based on the freezing type coal uncovering method of hydraulic slotted liner technique | |
| KR101272137B1 (en) | An apparatus for removing a alien-material in a pipe | |
| CN104499424A (en) | Device for removing concrete from corrugated pipe and application method thereof | |
| JP2010264336A (en) | Method of washing drain pipe connected to disposer | |
| JP2013124471A (en) | Repairing method of column support for guardrail | |
| CN206608674U (en) | For the water and the interruption means of solid in pipeline | |
| KR100523115B1 (en) | The steel pipe inserting method making use of compressed air and grout injection in Jet Grouting Pile | |
| CN211757137U (en) | Clear stifled device of desulfurizing tower tube bank defroster | |
| JP5875849B2 (en) | Injection stirring ground improvement method | |
| CN106988779B (en) | Rotary jet stirring sand setting liquefying device | |
| JP2008208620A (en) | Ground improvement construction method and ground improvement device | |
| JP2010275797A (en) | Self-drilling monitor and high-pressure jet mixing method | |
| CN110258553B (en) | Method for dismantling pull rod in soil and construction tool | |
| KR200388515Y1 (en) | Filter sand washing equipment with pipe injection for the type penetration | |
| CN111501752A (en) | Pile cutting device and method | |
| CN207463702U (en) | Improved shovel head | |
| JP2018510277A (en) | Pile driving assembly and follower | |
| KR20100018640A (en) | Well washer for injecting highpressure water | |
| KR101676487B1 (en) | Apparatus for cleaning descaling header | |
| KR20080074453A (en) | Steel pipe pressing apparatus for changing old pipe and pressing method using it | |
| CN204544538U (en) | A kind of high-pressure spray shower nozzle with pump drainage function | |
| JP2015108477A (en) | Stack and lining layer replacement construction method | |
| JP2014156717A (en) | Execution method of high support force pile | |
| KR100715290B1 (en) | A method for cleaning hall for pumping subterranean water by high pressure spray power beat surging | |
| CN107217697A (en) | A kind of quick silt remover in river course |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 100085, Beijing, Beijing economic and Technological Development Zone, Kangding street, No. 1, 2, six or seven, Daxing District Applicant after: MCC COMMUNICATION CONSTRUCTION GROUP CO., LTD. Address before: 100028, Beijing, Chaoyang District, No. 28, west of China Metallurgical Building, 18 and 19 Applicant before: MCC Communication Engineering Technology Co., Ltd. |
|
| COR | Change of bibliographic data | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150408 |