CN111706149A - Construction method of novel assembled holding pole - Google Patents
Construction method of novel assembled holding pole Download PDFInfo
- Publication number
- CN111706149A CN111706149A CN202010479853.3A CN202010479853A CN111706149A CN 111706149 A CN111706149 A CN 111706149A CN 202010479853 A CN202010479853 A CN 202010479853A CN 111706149 A CN111706149 A CN 111706149A
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- China
- Prior art keywords
- jacking
- sleeve frame
- holding pole
- construction method
- construction
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/34—Arrangements for erecting or lowering towers, masts, poles, chimney stacks, or the like
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/34—Arrangements for erecting or lowering towers, masts, poles, chimney stacks, or the like
- E04H12/344—Arrangements for lifting tower sections for placing additional sections under them
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention relates to a construction method of a novel assembled holding pole, and belongs to the field of construction processes of electric power machinery. The construction method comprises the following specific steps: arranging a construction site: conveying all parts, mechanisms, steel wire ropes and the like of the holding pole to a specified construction position; transporting the base frame foundation to the processed ground, and arranging a stay wire; installing a jacking sleeve frame and a jacking oil cylinder; sequentially introducing a tower top section, an upper support and a lower support rotary support, a standard section, a transition section and the like through the introduction trolley; the boom is hung to the installation position through the mouth 500 holding rod and connected through a pin shaft. The construction method can effectively improve the construction efficiency, save the cost and reduce the waste of resources.
Description
Technical Field
The invention relates to a method, in particular to a construction method of a novel assembling holding pole, and belongs to the field of electric power machinery construction.
Background
The electric holding pole is used as special tower assembling equipment of the power transmission iron tower, and a jacking sleeve frame is needed in the process of jacking the electric holding pole to erect the tower; in the existing process of erecting the derrick, due to the related defects of the technology and the like, the research on the related tower erecting process is not deepened, vertical components including an upper support, a lower support, a tower top and the like are hoisted through a crane in the process of jacking and descending the tower, time and money are wasted, large hoisting equipment such as the crane cannot enter in a mountainous area, meanwhile, overhead hoisting operation is increased, and unsafe factors are increased.
The invention discloses a suspension type multi-holding-rod tower assembling construction method in Chinese patent with publication number CN108252564A, publication number of which is 07/06/2018. According to the method, a plurality of auxiliary secondary holding poles are matched with a main holding pole for operation, and a tower piece is hoisted by the aid of the plurality of holding poles, so that the technical problem that a tower frame is stressed in a suspension type holding pole tower assembling construction method is solved, the burden of the tower frame is greatly reduced, the construction operation is simple and reasonable, and the safety of the tower forming is guaranteed while the construction progress is guaranteed; however, some places where hoisting equipment cannot enter increase overhead hoisting operation, and many potential safety hazards are generated, so that the defects still exist.
Therefore, the technical method for assembling the holding pole is especially necessary, which can ensure that the vertical component of the whole machine can be installed through the jacking sleeve frame, and has the advantages of safety guarantee, cost saving and high technical efficiency in the whole construction process.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a novel construction method for assembling the holding pole, which can effectively improve the construction efficiency, has less high-altitude operation amount in the assembling process of the holding pole, high safety performance and convenient operation.
The technical scheme adopted by the invention for solving the problems is as follows: the construction method of the novel assembling holding pole is characterized in that: the method comprises the following steps: arranging a construction site: transporting all parts, mechanisms and steel wire ropes of the holding pole to a specified position; assembling the underframe base at the mounting position, and well arranging a stay wire; connecting the lower end of the oil cylinder with an ear seat of the base oil cylinder of the underframe; a plurality of sleepers are padded on the base frame foundation sleeve frame support, and the sleeve frame upper section structure is arranged on the sleepers; installing a jacking bearing platform on the upper section structure of the sleeve frame, connecting the jacking bearing platform with the upper end of a jacking oil cylinder, and arranging a sleeve frame stay wire; placing a jacking rod between the upper end structure of the sleeve frame and a jacking bearing platform to prepare for jacking; jacking the jacking oil cylinder to the maximum stroke, taking out the sleeper, introducing the lower section structure of the sleeve frame to the lower part of the upper section structure of the sleeve frame, and connecting and fastening the lower section structure of the sleeve frame and a sleeve frame seat of the underframe foundation by using a bolt assembly; the oil cylinder is recovered, the upper section structure of the sleeve frame is arranged on the lower section structure of the sleeve frame and is connected and fastened by a bolt assembly; mounting the suspender until the sleeve frame is mounted, and taking out the jacking rod; then sequentially introducing the tower top, the upper support, the lower support, the standard knot and the transition knot through the introducing trolley and jacking; the suspension arm is hung to the mounting position through a holding pole 500 and connected well through a pin shaft.
Preferably, the plane where the underframe foundation is installed needs to be flat, the bearing capacity of the treated foundation meets the requirements of pole holding technical documents, and the inclination meets the requirements after installation and adjustment are finished.
Preferably, the base pulley on the base of the underframe of the invention is installed last.
Preferably, when the suspension arm is hoisted, all the arm sections are connected together by using bolts on the ground to be assembled into a whole, then the whole is placed on a support with a certain height, and the whole is slowly hoisted to a specified installation position by using the holding pole.
Preferably, all vertical components of the whole machine are installed in a jacking mode, the climbing claws do not need to be turned over manually in the whole process, and only connecting bolts need to be installed manually.
Preferably, when the hydraulic jacking mechanism is operated, the oil cylinders on two sides can be jacked simultaneously.
Compared with the prior art, the invention has the following advantages and effects: can effectual promotion efficiency of construction in the construction, it is few to hold the pole at the high-altitude operating mass of assemblage in-process, and the security performance is high, and convenient operation practices thrift the cost, reduces the waste of resource.
Detailed Description
The present invention is further illustrated by the following examples, which are illustrative of the present invention and are not to be construed as being limited thereto.
Examples are given.
The construction method of the novel assembling holding pole of the embodiment is characterized in that: the method comprises the following steps:
arranging a construction site: and conveying all parts, mechanisms, steel wire ropes and the like of the holding pole to a specified construction position.
The chassis foundation is assembled on an installation site, and a ground wire is laid: the plane where the base of the installation underframe is located needs to be smooth, the bearing capacity of the processed base meets the requirement of a pole holding technical file, and the inclination meets the requirement after installation and adjustment are finished; connecting the lower end of the oil cylinder with an ear seat of the base oil cylinder of the underframe; a plurality of sleepers are padded on the base frame foundation sleeve frame support, and the sleeve frame upper section structure is arranged on the sleepers; and (3) installing the jacking bearing platform on the upper section structure of the sleeve frame, connecting the jacking bearing platform with the upper end of the jacking oil cylinder (the climbing claw on the jacking bearing platform is not installed temporarily), arranging the sleeve frame stay wire, and noting the tightness degree of the stay wire in the subsequent sleeve frame jacking step to ensure the balance and stability of the sleeve frame in the jacking installation process.
Placing a jacking rod between the upper end structure of the sleeve frame and a jacking bearing platform (the bearing platform can support the upper end structure of the sleeve frame in the jacking process), and preparing jacking; jacking the jacking oil cylinder to the maximum stroke, taking out the sleeper, introducing the lower section structure of the sleeve frame to the lower part of the upper section structure of the sleeve frame, and connecting and fastening the lower section structure of the sleeve frame and a sleeve frame seat of the underframe foundation by using a bolt assembly; and (5) recovering the oil cylinder, arranging the upper section structure of the sleeve frame on the lower section structure of the sleeve frame, and connecting and fastening by using a bolt assembly. Mounting the suspender; the mounting of the jacket frame is completed (the climbing claw and the walking platform are not mounted); and taking out the jacking rod.
Introducing the first tower top section into the sleeve frame (the first tower top section is slightly inclined and then introduced after vertical interference is caused); connecting the jacking cushion cap beam with the tower top section I through two steel wire ropes (the steel wire ropes can be arranged between the claw climbing lugs to prevent transverse movement); the jacking oil cylinder drives the tower top section to rise, so that the jacked height of the tower top section is greater than a certain height. (if the requirement of jacking height cannot be met by one-time jacking, a sleeper can be added at the lower part of the tower top section after the first-time jacking, and then the steel wire rope is bound again for two-time jacking);
introducing a second tower top section through an introduction system; retracting the oil cylinder to enable the tower top section I to be arranged on the tower top section II and to be connected and fastened through a bolt group; mounting the jacking bearing platform of the sleeve frame to climb the claw and the sleeve frame to walk on the platform. And preparing subsequent jacking heightening.
And (4) introducing and jacking the second tower top section (respectively) and the third tower top section together with the upper support, the lower support and the rotary support by a similar method, and completing connection and fastening.
And introducing a standard joint transition joint to the lower support to exceed the top of the sleeve frame (the standard joints are connected through a bolt group).
Hoisting the suspension arm: the suspension arms are placed on a bracket with the height of about 0.6m, and all the suspension arms are connected together by a bolt group. One end of the safety rope is connected to the suspension arm, one side of the safety rope is connected to the top of the tower, the suspension arm is hoisted to the upper support position through a mouth 500 holding rod (or hoisted to the required position through a pulley at the top of the tower and an auxiliary hoisting steel wire rope), the suspension arm is integrally hoisted to the height of the upper support, and the arm root is connected with the upper support through a pin shaft.
Continuing jacking until the transition section exceeds the sleeve frame, and installing a leading-out beam which is connected with the transition joint bolt assembly; and the steel wire rope is wound in series, lifted and changed in amplitude.
And will be apparent to those skilled in the art from the foregoing description.
In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an illustration of the structure of the present invention. Equivalent or simple changes in the structure, characteristics and principles of the invention are included in the protection scope of the patent. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (7)
1. A construction method of a novel assembling holding pole is characterized in that: the method comprises the following steps:
arranging a construction site: transporting all parts, mechanisms and steel wire ropes of the holding pole to a specified position;
assembling the underframe base at the mounting position, and well arranging a stay wire; connecting the lower end of the oil cylinder with an ear seat of the base oil cylinder of the underframe; a plurality of sleepers are padded on the base frame foundation sleeve frame support, and the sleeve frame upper section structure is arranged on the sleepers;
installing a jacking bearing platform on the upper section structure of the sleeve frame, connecting the jacking bearing platform with the upper end of a jacking oil cylinder, and arranging a sleeve frame stay wire;
placing a jacking rod between the upper end structure of the sleeve frame and a jacking bearing platform to prepare for jacking; jacking the jacking oil cylinder to the maximum stroke, taking out the sleeper, introducing the lower section structure of the sleeve frame to the lower part of the upper section structure of the sleeve frame, and connecting and fastening the lower section structure of the sleeve frame and a sleeve frame seat of the underframe foundation by using a bolt assembly;
the oil cylinder is recovered, the upper section structure of the sleeve frame is arranged on the lower section structure of the sleeve frame and is connected and fastened by a bolt assembly; mounting the suspender until the sleeve frame is mounted, and taking out the jacking rod;
then sequentially introducing the tower top, the upper support, the lower support, the standard knot and the transition knot through the introducing trolley and jacking; the suspension arm is lifted to a mounting position through the holding pole and connected through a pin shaft.
2. The construction method of the novel assembling holding pole according to claim 1, characterized in that: the plane where the installation chassis base is located needs to be smooth, the bearing capacity of the processed base meets the requirement of a pole holding technical file, and the inclination meets the requirement after installation and adjustment are finished.
3. The construction method of the novel assembling holding pole according to claim 1, characterized in that: and finally installing the basic pulley on the underframe foundation.
4. The construction method of the novel assembling holding pole according to claim 1, characterized in that: when the suspension arm is hoisted, all the arm sections are connected together by bolts on the ground to be assembled into a whole, then the whole is placed on a bracket with a certain height, and the whole is slowly hoisted to a specified installation position by a mouth holding pole.
5. The construction method of the novel assembling holding pole according to claim 1, characterized in that: all vertical members of the whole machine are installed in a jacking mode, the climbing claw does not need to be turned manually in the whole process, and only the connecting bolt needs to be installed manually.
6. The construction method of the novel assembling holding pole according to claim 1, characterized in that: when the hydraulic jacking mechanism is operated, the oil cylinders on two sides can be simultaneously jacked.
7. The construction method of the novel assembling holding pole according to claim 1, characterized in that: the boom is hung to the installation position through the pole clasping of the mouth 500.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010479853.3A CN111706149A (en) | 2020-05-29 | 2020-05-29 | Construction method of novel assembled holding pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010479853.3A CN111706149A (en) | 2020-05-29 | 2020-05-29 | Construction method of novel assembled holding pole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111706149A true CN111706149A (en) | 2020-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010479853.3A Pending CN111706149A (en) | 2020-05-29 | 2020-05-29 | Construction method of novel assembled holding pole |
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| CN (1) | CN111706149A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113585860A (en) * | 2021-09-02 | 2021-11-02 | 扬州国电通用电力机具制造有限公司 | Device and method for mounting and dismounting double-arm holding pole |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5490364A (en) * | 1994-08-30 | 1996-02-13 | Dreco, Inc. | Telescopic flare pipe tower |
| CN2308670Y (en) * | 1997-07-22 | 1999-02-24 | 四川省隆昌县建筑机械厂 | Self-lifting door type construction elevator |
| CN105263849A (en) * | 2013-03-12 | 2016-01-20 | 科尼起重机有限公司 | Self erecting jacking tower |
| CN105540460A (en) * | 2016-01-28 | 2016-05-04 | 国家电网公司 | Self-jacking device for jib crane |
| CN209778122U (en) * | 2019-01-30 | 2019-12-13 | 江苏久和机械有限公司 | Jacking sleeve frame for mounting standard knot |
| CN210457248U (en) * | 2019-01-08 | 2020-05-05 | 浙江省建设机械集团有限公司 | Self-jacking device for jacking and adding standard joint |
-
2020
- 2020-05-29 CN CN202010479853.3A patent/CN111706149A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5490364A (en) * | 1994-08-30 | 1996-02-13 | Dreco, Inc. | Telescopic flare pipe tower |
| CN2308670Y (en) * | 1997-07-22 | 1999-02-24 | 四川省隆昌县建筑机械厂 | Self-lifting door type construction elevator |
| CN105263849A (en) * | 2013-03-12 | 2016-01-20 | 科尼起重机有限公司 | Self erecting jacking tower |
| CN105540460A (en) * | 2016-01-28 | 2016-05-04 | 国家电网公司 | Self-jacking device for jib crane |
| CN210457248U (en) * | 2019-01-08 | 2020-05-05 | 浙江省建设机械集团有限公司 | Self-jacking device for jacking and adding standard joint |
| CN209778122U (en) * | 2019-01-30 | 2019-12-13 | 江苏久和机械有限公司 | Jacking sleeve frame for mounting standard knot |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113585860A (en) * | 2021-09-02 | 2021-11-02 | 扬州国电通用电力机具制造有限公司 | Device and method for mounting and dismounting double-arm holding pole |
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| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20200925 |