CN108590169A - A kind of urea prilling tower is without derrick hydraulic sliding mould construction method - Google Patents
A kind of urea prilling tower is without derrick hydraulic sliding mould construction method Download PDFInfo
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- CN108590169A CN108590169A CN201810235025.8A CN201810235025A CN108590169A CN 108590169 A CN108590169 A CN 108590169A CN 201810235025 A CN201810235025 A CN 201810235025A CN 108590169 A CN108590169 A CN 108590169A
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- construction method
- template
- prilling tower
- derrick
- urea prilling
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
- E04G11/20—Movable forms; Movable forms for moulding cylindrical, conical or hyperbolical structures; Templates serving as forms for positioning blocks or the like
- E04G11/22—Sliding forms raised continuously or step-by-step and being in contact with the poured concrete during raising and which are not anchored in the hardened concrete; Arrangements of lifting means therefor
- E04G11/24—Construction of lifting jacks or climbing rods for sliding forms
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The present invention provides a kind of urea prilling towers without derrick hydraulic sliding mould construction method, belong to towering cross-section or the reinforced concrete Cylinder wall structure of variable cross-section and the construction method of wall panel structure, the most of operating process of construction all carries out on a continuous upward sliding operating platform, without setting up scaffold, it need to only be prepared by standard flat and rigging can be sliding to top, substantially increase the turnover rate and utilization rate of template, reduce cost, simultaneously instead of the repeated multiple times dismounting of the template of common reassembling type template and reverse mould method, finishing, it carries upwards and assembles the operating process removed again again, reduce the process of cumbersome repetition, mitigate the labor intensity of engineering, accelerate the duration.
Description
Technical field
The invention belongs to towering cross-section or the reinforced concrete Cylinder wall structure of variable cross-section and the construction methods of wall panel structure, more
It says to body, is to be related to a kind of urea prilling tower without derrick hydraulic sliding mould construction method.
Background technology
Urea prilling tower has become modular in design in chemical fertilizer industry, and urea prilling tower is adopted extensively in chemical fertilizer production
One of tall and big reinforced concrete cylinder shape structures, the bodily form is tall and big, and the method for traditional construction urea prilling tower is led to
Frequently with reassembling type template or reverse mould template, and reassembling type template and reverse mould template need repeated multiple times tear open when in use
It removes, modify, carrying the operating process for assembling remove again again upwards, working procedure is more, and labor intensity is big；And in building course
In, it needs to establish derrick, to increase material consumption, increases construction cost, extend the duration.
Invention content
The purpose of the present invention is to provide a kind of urea prilling towers without derrick hydraulic sliding mould construction method, it is intended to solve tradition
Build big, the of high cost and long in time limit problem of urea prilling tower construction labor intensity.
To achieve the above object, the technical solution adopted by the present invention is：A kind of urea prilling tower is applied without derrick hydraulic slip-form
Work method, includes the following steps：
S1：Assembly operation platform and template are prepared by construction standard layer plane；
S2：Hydraulic climbing machinery and vertical transportation machinery are installed；
S3：Reinforcing bar is installed；
S4：Pour concrete；
S5：Sliding operating platform and template；
S6：Step S3, S4, S5 are repeated, predetermined altitude is reached.
Further, the operating platform in the step S1 is constituted using radiation beam and steel ring, using diagonal brace and with gug
Frame connects, and lower part pull rod is connect with center drum circle.
Further, the template in the step S1 includes the inner and outer template of main cylinder, the inner and outer template of elevator, elevator
The profiled template of junction and the typified form of edge.
Further, the hydraulic climbing machinery in the step S2 is hydraulic jack.
Further, the vertical transportation machinery in the step S2 is that the vertical buoyancy lift type derrick of setting on the operational platform is hung
Cage hoist engine.
Further, the reinforcing bar in the step S3 is machined molding in advance using ground, transports to operating platform installation
Weld spreading.
Further, the concrete in the step S4 is transported to using ground machine stirring and cage on operating platform, after entering mould
Machinery vibrates.
Further, the concrete in the step S4 selectes concrete proportioning according to the temperature at that time in concrete engineering location.
Further, operating platform and the sliding of template use hydraulic jack promotion and leveling in the step S5.
Further, the number of repetition of step S3, S4, S5 in the step S6, is equal to design height and single is sliding
The ratio of height subtracts once, and the integer into one is taken when ratio is not integer.
A kind of advantageous effect of the urea prilling tower provided by the invention without derrick hydraulic sliding mould construction method is：With it is existing
Technology is compared, and a kind of urea prilling tower provided by the invention is without derrick hydraulic sliding mould construction method, most of operating process of constructing
It is all carried out on a continuous upward sliding operating platform, without setting up scaffold, only need to be prepared and be assembled by standard flat
Template sliding can substantially increase the turnover rate and utilization rate of template to top, reduce cost, while instead of common dismounting
The repeated multiple times dismounting of the template of formula template and reverse mould method, finishing, carrying assembles the operating process removed again again upwards, reduces
The process of cumbersome repetition mitigates the labor intensity of engineering, accelerates the duration.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description be only the present invention some
Embodiment for those of ordinary skill in the art without having to pay creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is a kind of flow chart of the urea prilling tower without derrick hydraulic sliding mould construction method provided in an embodiment of the present invention.
Specific implementation mode
In being described below, for illustration and not for limitation, it is proposed that such as tool of particular system structure, technology etc
Body details, to understand thoroughly the embodiment of the present invention.However, it will be clear to one skilled in the art that there is no these specific
The present invention can also be realized in the other embodiments of details.In other situations, it omits to well-known system, device, electricity
The detailed description of road and method, in case unnecessary details interferes description of the invention.
It should be appreciated that ought use in this specification and in the appended claims, term " comprising " and "comprising" instruction
Described feature, entirety, step, operation, the presence of element and/or component, but one or more of the other feature, whole is not precluded
Body, step, operation, element, component and/or its presence or addition gathered.
It is also understood that the term used in this description of the invention is merely for the sake of the mesh for describing specific embodiment
And be not intended to limit the present invention.As description of the invention and it is used in the attached claims, unless on
Other situations are hereafter clearly indicated, otherwise " one " of singulative, "one" and "the" are intended to include plural form.
It will be further appreciated that the term "and/or" used in description of the invention and the appended claims is
Refer to any combinations and all possible combinations of one or more of associated item listed, and includes these combinations.
As used in this specification and in the appended claims, term " if " can be according to context quilt
Be construed to " when ... " or " once " or " in response to determination " or " in response to detecting ".Similarly, phrase " if it is determined that " or
" if detecting [described condition or event] " can be interpreted to mean according to context " once it is determined that " or " in response to true
It is fixed " or " once detecting [described condition or event] " or " in response to detecting [described condition or event] ".
With reference to figure 1, Fig. 1 is a kind of urea prilling tower provided in an embodiment of the present invention without derrick hydraulic sliding mould construction method
Flow chart now illustrates a kind of urea prilling tower provided by the invention without derrick hydraulic sliding mould construction method, including following
Step：
S1：Assembly operation platform and template are prepared by construction standard layer plane；
S2：Hydraulic climbing machinery and vertical transportation machinery are installed；
S3：Reinforcing bar is installed；
S4：Pour concrete；
S5：Sliding operating platform and template；
S6：Step S3, S4, S5 are repeated, preset height is reached.
A kind of advantageous effect of the urea prilling tower provided by the invention without derrick hydraulic sliding mould construction method is：With it is existing
Technology is compared, and a kind of urea prilling tower that patent of the present invention provides is without derrick hydraulic sliding mould construction method, most of operation of constructing
Process all carries out on a continuous sliding operating platform upwards, without setting up scaffold, need to only be prepared by standard flat and
Rigging can be sliding to top, substantially increases the turnover rate and utilization rate of template, reduces cost, while instead of common
The repeated multiple times dismounting of the template of reassembling type template and reverse mould method, finishing, the operation carried to assemble again upwards and removed again ...
Journey reduces the process of cumbersome repetition, mitigates the labor intensity of engineering.
Further, as a kind of a kind of tool of the urea prilling tower without derrick hydraulic sliding mould construction method provided by the invention
Body embodiment, the operating platform in step S1 are constituted using radiation beam and steel ring, are connect with gug frame using diagonal brace, lower part
It is connect with center drum circle with pull rod, to constitute the rigid platfor of an entirety, the present embodiment is using 60 radiation Liang Ji tri-
Steel ring constitutes platform, is connect with gug frame using 8 diagonal braces, and lower part is connect with 120 pull rods with center drum circle, and diagonal brace is selected
The steel pipe of Φ 108mm, pull rod use I grade of reinforcing bar of diameter of phi 20mm, according to the size and stressing conditions of platform, can adjust each connection
The parameters such as quantity, diameter and its model of component, to ensure the stability of operating platform.
Further, as a kind of a kind of tool of the urea prilling tower without derrick hydraulic sliding mould construction method provided by the invention
Body embodiment, the template in step S1 include the inner and outer template of main cylinder, the inner and outer template of elevator, elevator junction it is different
The typified form of shape template and edge, various forms of templates need to carry out stringent assembling, and template assemblies will be according to mould
Plate matching board figure size assembly is integral, when template is assembled at the scene, to control piece between adjacent plate face, two plate connectors are wanted
Clamp is added, with mortar leakage prevention, template and vertical steel pipe are bound securely, to keep the globality of template with steel wire after the completion of assembled
Template assemblies are integral in strict accordance with formwork collocation figure size assembly, when template is assembled at the scene, to control adjacent plate face
Between piece, two plate connectors will add clamp, and with mortar leakage prevention, with steel wire template and vertical steel pipe jail is bound after the completion of assembled
Gu to keep the globality of template.
Assembled required precision is as follows:
1, piece≤1 between two pieces of templates；
2, difference of height≤1 between adjacent forms；
3, template flatness≤2；
4, stencil plane dimensional discrepancy ± 3.
Further, as a kind of a kind of tool of the urea prilling tower without derrick hydraulic sliding mould construction method provided by the invention
Body embodiment, the hydraulic climbing machinery in step S2 are hydraulic jack, and hydraulic jack is provided with number of units and regards actual conditions
Depending on, include additionally the high pressure steel wire spiral rubber hose of connection hydraulic control panel and more hydraulic jacks, and be arranged in high pressure
The valve for controlling the opening and closing of high pressure steel wire spiral rubber hose on wire spirally-wound hose, hydraulic control panel control valve are opened
High pressure steel wire spiral rubber hose is opened and closed, and then controls the working condition of hydraulic jack.
Further, as a kind of a kind of tool of the urea prilling tower without derrick hydraulic sliding mould construction method provided by the invention
Body embodiment, the vertical transportation machinery in step S2 are that the vertical buoyancy lift type derrick of setting on the operational platform hangs cage elevator
Machine, including bitubular double-speed winch, slow-motion hoist and fast winch etc., according to different device to promoted speed standard and
Safety requirements is realized by bitubular double-speed winch collocation slow-motion hoist or fast winch.
Further, as a kind of a kind of tool of the urea prilling tower without derrick hydraulic sliding mould construction method provided by the invention
Body embodiment, the reinforcing bar in step S3 are machined molding in advance using ground, according to design requirement by reinforcing bar on the ground
Machine-shaping is completed, the reinforcing bar for completing machine-shaping needs to transport on operating platform, but longer reinforcing bar handling is cumbersome, especially
When it is higher for operating platform position, the difficulty of handling reinforcing bar will be more big, therefore need to be segmented reinforcing bar on the ground
And be marked, then handling, after the reinforcing bar after segmentation is hoisted to operating platform, mark the reinforcing bar that matches by connecting tube with
Reinforcing bar is welded, so that reinforcing bar meets design requirement.
Further, as a kind of a kind of tool of the urea prilling tower without derrick hydraulic sliding mould construction method provided by the invention
Body embodiment, the concrete in step S4 are transported to using ground machine stirring and cage on operating platform, and machinery vibrates after entering mould, machine
Tool vibrates using plug-in type vibrating, and immersion vibrator is inserted perpendicularly into the concrete after the completion of stirring, it is not yet pre-hardening to be inserted into lower layer
Concrete in 50-100mm insert determinant (it is rectangular to insert the neat arrangement of point) is distributed with and handing over for point to promote levels to combine
Wrong two kinds of formula (it is rectangular to insert dot interlace arrangement) inserts point spacing to ordinary concrete and is not more than 1.5R (R is vibrator operating radius), right
Light aggregate concrete is then not more than 1.0R.
Further, as a kind of a kind of tool of the urea prilling tower without derrick hydraulic sliding mould construction method provided by the invention
Body embodiment, the concrete in step S4 needs the temperature at that time according to concrete engineering location, and rationally correctly selected concrete is matched
Than so that concrete setting time be adapted with sliding speed, avoid because concrete condensation is too fast or it is excessively slow due to cause concrete to bond template, concrete quilt
Drawing crack or the accident that concrete slump occurs want the levelness of frequent close inspection and the sliding platform of control and central axis degree inclined
Difference accomplishes that regular check is corrected in time, when it is sliding during mold plate verticality it is moderate in by state of a control.
Further, as a kind of a kind of tool of the urea prilling tower without derrick hydraulic sliding mould construction method provided by the invention
Body embodiment, when meeting the cross members such as crossbeam, bracket, floor during template sliding lifting in step S5, using preformed hole
Hole, embedded iron parts, pre- doweling, after depanning with the construction of aerial suspension formwork method meet during template sliding lifting crossbeam, bracket,
When the cross members such as floor, using reserving hole, embedded iron parts, pre- doweling, constructed with aerial suspension formwork method after depanning, behaviour
Make platform and the sliding of template wants real-time monitoring center's perpendicularity deviation simultaneously using hydraulic jack promotion and leveling, operating platform
Central perpendicularity deviation is corrected at any time, the sliding central perpendicularity deviation of operating platform is monitored using big plumb bob and the quasi- instrument of light,
The sliding central perpendicularity bias correction of operating platform pours the method that starting point is combined using platform inclination method and change concrete and carries out
It corrects.
Further, as a kind of a kind of tool of the urea prilling tower without derrick hydraulic sliding mould construction method provided by the invention
Body embodiment, the number of repetition of step S3, S4, S5 in step S6 determine according to the sliding height of single and design height, if
Meter height is H, and the sliding height of single is h, and sliding frequency n is H/h-1, that is, the number for needing to repeat step S3, S4, S5 is H/h-
1 time.
For the urea prilling tower without derrick hydraulic sliding mould construction method, most of operating process of constructing is all continuous upward at one
It is carried out on sliding operating platform, the whole load of operating platform is born by the reinforcing bar in structure, so how high no matter construct
Reinforced concrete structure need not set up scaffold, realize High-rise Reinforced Concrete engineering construction without scaffold operation；The carbamide granulation
Tower without derrick hydraulic sliding mould construction method, on sliding power using operate steadily, it is noiseless and vibration hydraulic elevator
Tool realizes reinforced concrete engineering construction serialization and high mechanization；The urea prilling tower without derrick hydraulic sliding mould construction method,
No matter construct how high structure, only need to by standard flat prepare and assemble one section of (normally only 1M~1.5M high) template can slide
It is raised to top, thus substantially increases the turnover rate and utilization rate of template, due to sliding instead of common reassembling type upwards with template
The repeated multiple times dismounting of the template of template and reverse mould method, finishing, the operating process carried to assemble again upwards and removed again ..., to
The labor intensity for significantly reducing form work engineering, has been greatly reduced form work engineering labour expenditure, and work efficiency increases substantially；The urine
Plain granulation tower without derrick hydraulic sliding mould construction method materials in construction horizontal transport, vertical transport, concrete pour, operating platform and
Template sliding equal mechanization upwards, thus the high short time limit of work efficiency, according to statistics, under normal temperature per round the clock averagely can sliding 3M~
4M high, if temperature is higher, labour rationalization is even every round the clock can sliding 4M~5M high；The urea prilling tower is without derrick liquid
It presses slding form operation method generally suitable in towering cross-section or the reinforced concrete Cylinder wall structure and wall panel structure of variable cross-section, is one fast
Speed, efficient construction method.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (10)
1. a kind of urea prilling tower is without derrick hydraulic sliding mould construction method, which is characterized in that include the following steps：
S1：Assembly operation platform and template are prepared by construction standard layer plane；
S2：Hydraulic climbing machinery and vertical transportation machinery are installed；
S3：Reinforcing bar is installed；
S4：Pour concrete；
S5：Sliding operating platform and template；
S6：Step S3, S4, S5 are repeated, preset height is reached.
2. a kind of urea prilling tower as described in claim 1 is without derrick hydraulic sliding mould construction method, it is characterised in that：The step
Operating platform in rapid S1 is constituted using radiation beam and steel ring, is connect with gug frame using diagonal brace, lower part pull rod and center
Drum circle connects.
3. a kind of urea prilling tower as described in claim 1 is without derrick hydraulic sliding mould construction method, it is characterised in that：The step
Template in rapid S1 includes the inner and outer template of main cylinder, the inner and outer template of elevator, the profiled template of elevator junction and side
Typified form at angle.
4. a kind of urea prilling tower as described in claim 1 is without derrick hydraulic sliding mould construction method, it is characterised in that：The step
Hydraulic climbing machinery in rapid S2 is hydraulic jack.
5. a kind of urea prilling tower as described in claim 1 is without derrick hydraulic sliding mould construction method, it is characterised in that：The step
Vertical transportation machinery in rapid S2 is that the vertical buoyancy lift type derrick of setting on the operational platform hangs cage hoist engine.
6. a kind of urea prilling tower as described in claim 1 is without derrick hydraulic sliding mould construction method, it is characterised in that：The step
Reinforcing bar in rapid S3 is machined molding in advance using ground, transports to operating platform erecting and welding spreading.
7. a kind of urea prilling tower as described in claim 1 is without derrick hydraulic sliding mould construction method, it is characterised in that：The step
Concrete in rapid S4 is transported to using ground machine stirring and cage on operating platform, and machinery vibrates after entering mould.
8. a kind of urea prilling tower as described in claim 1 is without derrick hydraulic sliding mould construction method, it is characterised in that：The step
Concrete in rapid S4 selectes concrete proportioning according to the temperature at that time in concrete engineering location.
9. a kind of urea prilling tower as described in claim 1 is without derrick hydraulic sliding mould construction method, it is characterised in that：The step
Operating platform and the sliding of template use hydraulic jack promotion and leveling in rapid S5.
10. a kind of urea prilling tower as described in claim 1 is without derrick hydraulic sliding mould construction method, it is characterised in that：It is described
The ratio that the number of repetition of step S3, S4, S5 in step S6 are equal to design height and the sliding height of single subtracts once, when than
Value takes the integer into one when not being integer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810235025.8A CN108590169A (en) | 2018-03-21 | 2018-03-21 | A kind of urea prilling tower is without derrick hydraulic sliding mould construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810235025.8A CN108590169A (en) | 2018-03-21 | 2018-03-21 | A kind of urea prilling tower is without derrick hydraulic sliding mould construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108590169A true CN108590169A (en) | 2018-09-28 |
Family
ID=63627135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810235025.8A Pending CN108590169A (en) | 2018-03-21 | 2018-03-21 | A kind of urea prilling tower is without derrick hydraulic sliding mould construction method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106088582A (en) * | 2016-07-08 | 2016-11-09 | 广州市第四建筑工程有限公司 | Slip form platform and be applied to armored concrete cylinder slding form operation method |
| CN206128607U (en) * | 2016-08-22 | 2017-04-26 | 中国化学工程第十三建设有限公司 | Lifting platform device of chimney derrick |
| CN107687254A (en) * | 2017-09-30 | 2018-02-13 | 五冶集团上海有限公司 | A kind of concrete disjunctor group storehouse slip form construction device and construction method |
| CN207048306U (en) * | 2017-07-14 | 2018-02-27 | 陕西煤业化工建设（集团）有限公司 | Sliding formwork flexibility platform |
| CN107795122A (en) * | 2017-11-21 | 2018-03-13 | 中国十九冶集团有限公司南京分公司 | Concrete stack shell constructing device and construction method |
-
2018
- 2018-03-21 CN CN201810235025.8A patent/CN108590169A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106088582A (en) * | 2016-07-08 | 2016-11-09 | 广州市第四建筑工程有限公司 | Slip form platform and be applied to armored concrete cylinder slding form operation method |
| CN206128607U (en) * | 2016-08-22 | 2017-04-26 | 中国化学工程第十三建设有限公司 | Lifting platform device of chimney derrick |
| CN207048306U (en) * | 2017-07-14 | 2018-02-27 | 陕西煤业化工建设（集团）有限公司 | Sliding formwork flexibility platform |
| CN107687254A (en) * | 2017-09-30 | 2018-02-13 | 五冶集团上海有限公司 | A kind of concrete disjunctor group storehouse slip form construction device and construction method |
| CN107795122A (en) * | 2017-11-21 | 2018-03-13 | 中国十九冶集团有限公司南京分公司 | Concrete stack shell constructing device and construction method |
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Application publication date: 20180928 |