CN114960477A - Bridge high pier maintenance device and maintenance method - Google Patents
Bridge high pier maintenance device and maintenance method Download PDFInfo
- Publication number
- CN114960477A CN114960477A CN202210728495.4A CN202210728495A CN114960477A CN 114960477 A CN114960477 A CN 114960477A CN 202210728495 A CN202210728495 A CN 202210728495A CN 114960477 A CN114960477 A CN 114960477A
- Authority
- CN
- China
- Prior art keywords
- maintenance
- pier
- maintenance device
- hoisting
- geotextile
- 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
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
- B05B15/68—Arrangements for adjusting the position of spray heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B3/00—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements
- B05B3/02—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
- B05B9/0403—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material
Abstract
The invention relates to a maintenance device and a maintenance method for a high pier of a bridge, wherein the maintenance device comprises an installation frame, and two fixed pulleys are installed in the installation frame at intervals; the two fixing frames are arranged at intervals up and down, and geotextile is detachably arranged between the two fixing frames; the upper ends of the lifting ropes are fixedly connected to the fixing frames positioned above the lifting ropes after bypassing the corresponding fixed pulleys, and the lower ends of the lifting ropes are correspondingly and fixedly connected to the hoisting mechanism after sequentially passing through the two fixing frames; and the rotary spray head in the maintenance mechanism is arranged on the fixed frame positioned below the rotary spray head. The maintenance device provided by the invention can be fixed at the bottom of the template and then climbs along with the template, so that the trouble of repeated mounting and dismounting is avoided.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a bridge high pier maintenance device and a maintenance method.
Background
Along with the construction of mountain freeways, higher and higher high pier bridges appear. Most of pier columns with the height of more than 40 m adopt hollow thin-wall piers, the maintenance effect of the hollow piers directly influences the strength of concrete, if the maintenance is not in place, the concrete is easy to produce shrinkage cracks, and the durability of the concrete is further influenced; in addition, if the pier stud is not maintained timely, climbing of the template is also influenced.
At present, the traditional method for maintaining the pier stud is to wrap a film on the pier stud, so that potential safety hazards exist in high-altitude operation, the film is easy to damage, and the maintenance effect is influenced; some methods directly spray on the pier stud, which also easily causes waste of water resources.
Disclosure of Invention
Aiming at the problems, the invention provides a bridge high pier maintenance device and a maintenance method, which are used for effectively solving the problems in the existing pier column maintenance.
The technical scheme provided by the invention has the beneficial effects that:
1) the maintenance device provided by the invention can be fixed at the bottom of the template and then climbs along with the template, so that the trouble of repeated mounting and dismounting is avoided;
2) the rotary spray head is used for carrying out 180-degree rotary atomization spraying, and maintenance is carried out by combining with the geotextile, so that water is saved;
3) according to the invention, the lifting ropes pass through the upper fixing frame and the lower fixing frame, so that the geotextile can be ensured to be tightly attached to the column body, the geotextile is prevented from being blown by wind, and the maintenance effect is enhanced;
4) the maintenance device provided by the invention can be operated on the ground by personnel, so that the risk of high-altitude operation is avoided;
6) the maintenance device provided by the invention is provided with the timing valve, so that the timed spraying maintenance is realized, and the maintenance is convenient and fast.
Drawings
FIG. 1 is a schematic structural view of a maintenance device provided in an embodiment of the present invention;
fig. 2 is an exploded structural schematic view of a fixing frame provided in an embodiment of the present invention.
In the drawings: 1. a mounting frame; 2. a fixed pulley; 3. a fixed mount; 4. geotextile; 5. a hoisting rope; 6. rotating the spray head; 7. a base; 8. hoisting ratchet wheels; 9. a rocking handle; 10. a locking pawl; 11. a pressure pump; 12. a water pumping pipe; 13. a timing valve; 14. angle steel; 15. clamping the steel plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
As shown in fig. 1 and 2, the maintenance device provided in the embodiment of the present invention includes a mounting frame 1, wherein two fixed pulleys 2 are mounted in the mounting frame 1 at intervals; two fixing frames 3 which are arranged at intervals up and down, and a geotextile 4 is detachably arranged between the two fixing frames 3; the upper ends of the lifting ropes 5 are wound around the corresponding fixed pulleys 2 and then fixedly connected to the fixed frame 3 positioned above, and the lower ends of the lifting ropes 5 sequentially penetrate through the two fixed frames 3 and then are correspondingly and fixedly connected to the hoisting mechanism; and the maintenance mechanism, the rotary nozzle 6 in the maintenance mechanism is installed on the fixed mount 3 which is positioned below.
Specifically, the hoisting mechanism comprises a base 7, a hoisting ratchet wheel 8, a rocking handle 9 and a stopping claw 10, wherein the hoisting ratchet wheel 8 is rotatably arranged on the base 7, the rocking handle 9 is fixedly arranged on the hoisting ratchet wheel 8, and the stopping claw 10 is rotatably arranged on the base 7; the maintenance mechanism further comprises a pressure pump 11, a pump water pipe 12 and a timing valve 13, wherein two ends of the pump water pipe 12 are respectively installed on the pressure pump 11 and the rotary spray head 6, and the timing valve 13 is installed on the pump water pipe 12.
In the invention, in order to make the geotextile 4 tightly attached to the pier stud, the angle steel 14 and the clamping steel plate 15 can be used for manufacturing the fixing frame 3, when in use, two ends of the geotextile 4 are clamped on the angle steel 14 through the clamping steel plate 15, and thus the lower end of the lifting rope 5 passes through the angle steel 14 in the fixing frame 3 and then is correspondingly and fixedly connected to a hoisting ratchet wheel in the hoisting mechanism.
The maintenance method using the maintenance device comprises the following steps:
1) cutting the geotextile 4 according to the one-time pouring height of the pier stud, and then installing the geotextile 4 between the upper fixing frame and the lower fixing frame 3;
2) fixing the mounting frame 1 to the bottom of the pier stud template by using bolts, finishing the assembly of the lifting rope 5, and then placing a balance weight on the hoisting mechanism to prevent the maintenance device from descending;
3) after a maintenance mechanism with a corresponding lift is selected according to the primary pouring height of the pier stud, a rotary spray head 6 in the maintenance mechanism is arranged on a fixed frame 3 below the maintenance mechanism;
4) fixing the maintenance device at the bottom of the pier column template after the pier column template climbs for the first time, then descending the maintenance device for a certain distance by using the hoisting device before the pier column template climbs for the second time, and locking the maintenance device after the maintenance device is lifted to a specified position by using the hoisting device after the pier column template climbs for the second time and is fixed;
5) and (4) opening the maintenance mechanism, and uniformly spraying the geotextile 4 by using the rotary spray head 6 so as to enable the geotextile 4 to be tightly attached to the pier stud shaft, thereby completing the pier stud spraying.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a high mound curing means of bridge which characterized in that includes:
the mounting frame (1), two fixed pulleys (2) are installed in the mounting frame (1) at intervals;
the device comprises two fixing frames (3) which are arranged at intervals up and down, wherein a geotextile (4) is detachably arranged between the two fixing frames (3);
the upper ends of the lifting ropes (5) are fixedly connected to the fixing frame (3) positioned above after passing around the corresponding fixed pulleys (2), and the lower ends of the lifting ropes (5) are correspondingly and fixedly connected to the hoisting mechanism after sequentially passing through the two fixing frames (3); and
and the rotary spray head (6) in the maintenance mechanism is arranged on the fixed frame (3) positioned below.
2. The bridge high pier maintenance device according to claim 1, wherein the hoisting mechanism comprises a base (7), a hoisting ratchet wheel (8), a rocking handle (9) and a stopping claw (10), the hoisting ratchet wheel (8) is rotatably mounted on the base (7), the rocking handle (9) is fixedly mounted on the hoisting ratchet wheel (8), and the stopping claw (10) is rotatably mounted on the base (7).
3. The bridge high pier maintenance device according to claim 1, characterized in that the maintenance mechanism further comprises a pressure pump (11), a pump water pipe (12) and a timing valve (13), wherein two ends of the pump water pipe (12) are respectively installed on the pressure pump (11) and the rotary spray head (6), and the timing valve (13) is installed on the pump water pipe (12).
4. The maintenance device for the high pier of the bridge according to claim 1, wherein the fixing frame (3) comprises angle steel (14) and clamping steel plates (15), two ends of the geotextile (4) are clamped on the angle steel (14) through the clamping steel plates (15), and the lower ends of the lifting ropes (5) are correspondingly and fixedly connected to the hoisting mechanism after penetrating through the angle steel (14) in the fixing frame (3).
5. A maintenance method using the bridge high pier maintenance device according to any one of claims 1 to 4, comprising the steps of:
1) cutting the geotextile (4) according to the one-time pouring height of the pier stud, and then installing the geotextile (4) between the upper fixing frame and the lower fixing frame (3);
2) fixing the mounting frame (1) to the bottom of the pier stud template by using bolts, finishing assembling the lifting rope (5), and then placing a balance weight on the hoisting mechanism to prevent the maintenance device from descending;
3) after a maintenance mechanism with a corresponding lift is selected according to the primary pouring height of the pier stud, a rotary spray head (6) in the maintenance mechanism is arranged on the fixed frame (3) below;
4) fixing a maintenance device at the bottom of the pier column template after the pier column template climbs for the first time, then descending the maintenance device for a certain distance by using the hoisting device before the pier column template climbs for the second time, and locking the maintenance device after the maintenance device is lifted to a specified position by using the hoisting device after the pier column template climbs for the second time and is fixed;
5) and opening the maintenance mechanism, and uniformly spraying the geotextile (4) by using the rotary spray head (6) so that the geotextile (4) is tightly attached to the pier stud body, thereby finishing the pier stud spraying.
6. The curing method of claim 5, wherein the descending distance of the curing device in the step 4) is greater than the first climbing height of the pier stud template.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210728495.4A CN114960477A (en) | 2022-06-24 | 2022-06-24 | Bridge high pier maintenance device and maintenance method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210728495.4A CN114960477A (en) | 2022-06-24 | 2022-06-24 | Bridge high pier maintenance device and maintenance method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114960477A true CN114960477A (en) | 2022-08-30 |
Family
ID=82965771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210728495.4A Pending CN114960477A (en) | 2022-06-24 | 2022-06-24 | Bridge high pier maintenance device and maintenance method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114960477A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115479849A (en) * | 2022-10-20 | 2022-12-16 | 泰州巨环起重防护装备有限公司 | Safety belt strength detection device for high-altitude operation |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2661988Y (en) * | 2003-12-22 | 2004-12-08 | 徐州重型机械厂 | Hydraulic control locking device for hoisting ratchet |
| TWM453933U (en) * | 2012-07-17 | 2013-05-21 | Jeo Sheng Flag Co Ltd | Cloth strip and cord lifting seat |
| CN205893924U (en) * | 2016-07-27 | 2017-01-18 | 中铁十二局集团有限公司 | Full automatic spray maintenance system of pier concrete |
| CN209397512U (en) * | 2019-01-04 | 2019-09-17 | 云南建投第五建设有限公司 | Bridge pier shaft concrete sprinkling curing system |
| CN211006354U (en) * | 2019-09-10 | 2020-07-14 | 中交第二航务工程局有限公司 | High mound construction curing means in high and cold district |
| CN212895941U (en) * | 2020-07-10 | 2021-04-06 | 中国水利水电第五工程局有限公司 | High pier stud slip form concrete intelligence of bridge sprays curing means |
-
2022
- 2022-06-24 CN CN202210728495.4A patent/CN114960477A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2661988Y (en) * | 2003-12-22 | 2004-12-08 | 徐州重型机械厂 | Hydraulic control locking device for hoisting ratchet |
| TWM453933U (en) * | 2012-07-17 | 2013-05-21 | Jeo Sheng Flag Co Ltd | Cloth strip and cord lifting seat |
| CN205893924U (en) * | 2016-07-27 | 2017-01-18 | 中铁十二局集团有限公司 | Full automatic spray maintenance system of pier concrete |
| CN209397512U (en) * | 2019-01-04 | 2019-09-17 | 云南建投第五建设有限公司 | Bridge pier shaft concrete sprinkling curing system |
| CN211006354U (en) * | 2019-09-10 | 2020-07-14 | 中交第二航务工程局有限公司 | High mound construction curing means in high and cold district |
| CN212895941U (en) * | 2020-07-10 | 2021-04-06 | 中国水利水电第五工程局有限公司 | High pier stud slip form concrete intelligence of bridge sprays curing means |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115479849A (en) * | 2022-10-20 | 2022-12-16 | 泰州巨环起重防护装备有限公司 | Safety belt strength detection device for high-altitude operation |
| CN115479849B (en) * | 2022-10-20 | 2024-03-26 | 泰州巨环起重防护装备有限公司 | Safety belt strength detection device for overhead operation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114960477A (en) | Bridge high pier maintenance device and maintenance method | |
| CN106522364B (en) | 'garland' steel structure system for stadium periphery and installation process thereof | |
| CN109083008A (en) | A kind of walking Coping Construction job platform and its packaging technology | |
| CN110886488A (en) | Intelligent integrated high-rise building machine | |
| CN111608382A (en) | Temporary attachment device for climbing frame in free area | |
| CN208563122U (en) | A kind of " walking " Coping Construction job platform | |
| CN107795185A (en) | Chimney reinforces pylon high-altitude installation node security construction method | |
| CN216109994U (en) | Communication tower with lifting system | |
| CN2926179Y (en) | Horizontal liftable platform | |
| CN114104990B (en) | Construction process of cable crane steel pipe assembly type cable buckle integrated tower | |
| CN205369948U (en) | Lifting device for daylighting top is used for installing | |
| CN211815605U (en) | Construction device for pile column type pier tie beam and capping beam | |
| CN115324416A (en) | Integral hoisting construction process for iron tower | |
| CN202831591U (en) | Special-shaped truss operation platform capable of hoisting to super high space | |
| CN211034877U (en) | Pitched roof hoisting device | |
| CN210366717U (en) | Be applied to console mode and from climbing formula whole construction work platform | |
| CN110820564B (en) | Liftable and openable bent cap construction overhaul multipurpose platform | |
| CN207244453U (en) | A kind of suspension bridge light anchorage mast apparatus | |
| CN108797350B (en) | Tower column inner and outer stiff skeleton device and construction method thereof | |
| CN102733612B (en) | Mounting method of electric hoist orbit | |
| CN220687493U (en) | Wind power mixing tower operation system | |
| CN219824937U (en) | Assembled bent cap prestressing steel stretch-draw operation platform | |
| CN214003869U (en) | Attached lifting tower crane runway | |
| CN216740836U (en) | Building stair operation protection platform | |
| CN218375108U (en) | Novel assembled pier stud-bent cap welding safety construction platform |
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 |