CN207314822U - A kind of draining bleed increase-volume steel form - Google Patents
A kind of draining bleed increase-volume steel form Download PDFInfo
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- CN207314822U CN207314822U CN201720464062.7U CN201720464062U CN207314822U CN 207314822 U CN207314822 U CN 207314822U CN 201720464062 U CN201720464062 U CN 201720464062U CN 207314822 U CN207314822 U CN 207314822U
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Abstract
The utility model provides a kind of draining bleed increase-volume steel form, including sequentially connected steel form one and multiple steel forms two from top to bottom, draining bleed groove is designed with the steel form one and multiple steel forms two, the utility model clear principle, the structure is simple and the manufacture is easy, securely and reliably, easy to operate, economy, applicability are good, promotional value is high, effective to solve the problems, such as internal generation bubble ejectment in concreting process.
Description
Technical field
It the utility model is related to concreting technical field, and in particular to a kind of draining bleed increase-volume steel form.
Background technology
With the development of concreting technology, current each engineering Surface Quality of Concrete is required it is higher, due to by
To the restriction of the factors such as raw material, match ratio, template and construction, the concrete surface of pouring molding often causes because there are a large amount of bubbles
There are the mass defects such as honeycomb, pitted skin, reduce Surface Quality of Concrete and durable performance.
Two river mouth Hydropower station pivotal water retaining structures are gravelly soil core wall rockfill dam, crest elevation 2875.00m, riverbed portion
Position core-wall bottom elevation 2581.00m, substrate set 1m thickness concrete pedestals, and left and right banks cover board concrete is according to the difference for pouring elevation
Slope is than being respectively 1:0.9、1:1.1 and 1:1.3.Engineering owner and designing unit require the surface occurred for cover board concrete
Defect such as honeycomb, pitted skin etc. need to strictly be handled according to design requirement using epoxy mortar.
Two river mouths power station watt Zhigou building stones field（T3lh1（2））For the mining area of woollen used in aggregate, lithology is change
Matter siltstone presss from both sides aleuritic texture slate, and the aggregate gill shape of production, content of stone powder fluctuate larger and local exceeded, concrete
It is not high with aggregate quality.
Conventional steel form advantage is difficult deformation, is easy to assembled, template surface sense organ smoother, but actual convex-concave is not
Flat, i.e. bubble caused by concreting just collects in the rough and uneven in surface place of template surface and is unfavorable for bubble during concrete vibrating
Exclude.Left and right banks cover board concrete topping reinforcing bar comparatively dense, operation difficulty of vibrating is larger, at the same inside concrete excessive gas by
Vibration is floated to be excluded vertically upward in the form of bubble, because template is the distance that heeling condition adds removal of bubbles, works as bubble
When floating up to template surface, the obstruction of template can be subject to and cannot directly be excluded vertically upward, while template surface is rough and uneven in surface
Also the poor fluidity of bubble is caused, bubble is just attached to the rough and uneven in surface place of template surface, just on surface after concrete formation
Form substantial amounts of stomata, honeycomb and pitted skin.
In view of the foregoing, with reference to two river mouth power station practice of construction situations, a kind of draining bleed increase-volume punching block is devised
Plate, can effectively solve the problem that internal the problem of producing bubble ejectment in concreting process, so as to improve Surface Quality of Concrete.
The content of the invention
The purpose of the utility model is to overcome internal the problem of producing bubble in concreting process, there is provided a kind of draining
Bleed increase-volume steel form.
The technical solution of the utility model there is provided a kind of draining bleed increase-volume steel form, it is characterised in that：Including from
Sequentially connected steel form one and multiple steel forms two under, are designed with draining on the steel form one and multiple steel forms two
Bleed groove, the draining bleed groove on the steel form one include vertical slots that are multiple parallel and being vertically arranged, the steel form two
On draining bleed groove include multiple left-leaning skewed slots being arranged in parallel and multiple Right deviation skewed slots being arranged in parallel, it is described each vertical
Trench bottom connects a left-leaning skewed slot and a Right deviation skewed slot；Draining bleed groove on multiple steel forms two is sequentially connected.
Each left-leaning skewed slot submits fork one Right deviation skewed slot of connection.
The beneficial effects of the utility model：
This draining bleed increase-volume steel form clear principle of the utility model, the structure is simple and the manufacture is easy, safe and reliable,
Easy to operate, economy, applicability are good, promotional value is high, and the draining bleed groove on each steel form can interconnect, and rise
Acted on to ejectment, in practice of construction, the density of setting of the draining bleed groove of steel form can carry out really according to actual template size
Fixed, which effectively solves the problems, such as internal generation bubble ejectment in concreting process, so as to improve concrete
Presentation quality.This draining bleed increase-volume steel form can be widely used in two river mouth power station left and right banks core-wall cover board concrete
And flood discharge outlet patch slope concrete etc., while can be used for the concrete works of high standard presentation quality in municipal works, the row
Water bleed increase-volume steel form operating method is simple, is easy to construction, the advantages that promotional value is high, to the quality on concreting surface
Control has directive significance, so as to provide experience for similar engineering.
The utility model is described in further details below with reference to attached drawing.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model draining bleed increase-volume steel form.
Description of reference numerals：1st, steel form one；2nd, steel form two；3rd, vertical slots；4th, left-leaning skewed slot；5th, Right deviation skewed slot.
Embodiment
Embodiment 1：
In order to overcome internal the problem of producing bubble in concreting process, one kind is present embodiments provided such as Fig. 1 institutes
The draining bleed increase-volume steel form shown, a kind of draining bleed increase-volume steel form, it is characterised in that：Including being sequentially connected from top to bottom
Steel form 1 and multiple steel forms 22, be designed with draining bleed groove, institute on the steel form 1 and multiple steel forms 22
Stating draining bleed groove on steel form 1 includes vertical slots 3 that are multiple parallel and being vertically arranged, the row on the steel form 22
Water bleed groove includes multiple left-leaning skewed slots 4 being arranged in parallel and multiple Right deviation skewed slots 5 being arranged in parallel, each vertical slots 3
Bottom connects a left-leaning skewed slot 4 and a Right deviation skewed slot 5；Draining bleed groove on multiple steel forms 22 is sequentially connected.
After steel form 1 and multiple steel forms 22 are combined, using sanding machine in steel form 1 and multiple steel forms
Draining bleed groove is carved on 22, draining bleed groove depth reaches more than 1mm, first in steel form 1 and steel form before cutting
Template is carved on 22, the both sides of draining bleed groove after the completion of cutting, are carried out polishing leveling by so convenient operation, prevent due to
Step caused by cutting, hinders the flowing of bubble, in concreting process, by outside to template beat and concrete
Internal vibrating makes the bubble of generation understand quick collecting into draining bleed groove, and through draining bleed groove ejectment or collects in groove
It is interior.
Embodiment 2：
On the basis of embodiment 1, a kind of draining bleed increase-volume steel form, each left bank are present embodiments provided
One Right deviation skewed slot 5 of interconnection on groove 4, is so set so that the draining bleed groove on each steel form can mutually be connected
Connect, play the role of ejectment, in practice of construction, the density of setting of the draining bleed groove of steel form can according to actual template size into
Row determines.This draining bleed increase-volume steel form clear principle of the utility model, the structure is simple and the manufacture is easy, safe and reliable, behaviour
Make convenience, economy, applicability is good, promotional value is high, internal generation bubble ejectment in effective solution concreting process
The problem of, so as to improve Surface Quality of Concrete.
Embodiment 3：
Two river mouth Dam core-wall cover board concrete mainly include dam foundation riverbed and left and right dam abutment, left and right dam abutment core-wall
Cover board is arranged on EL.2580.00m~EL.2873.00m bank slopes, and left and right dam abutment core-wall cover sheet thickness is 1.0m, and institute is diligently
Wall cover board is C9025W10F100 graduation two concrete, quantities 64598m3, dam bottom width degree in left bank is 143m, width at dam crest is
17.52m, right bank dam bottom width degree is 143m, width at dam crest 10m, 111 pieces of monolithic concrete cover board left dam abutment point, right bank point
112 pieces.
Can effectively it be solved in concreting process using this draining bleed increase-volume steel form of the utility model
The problem of bubble ejectment that portion produces, the effective generation for reducing interior formwork, reduction slope concrete appearance honeycomb,
The problems such as pitted skin, so as to improve Surface Quality of Concrete.
Exemplified as above is only for example, not forming to the scope of protection of the utility model to the utility model
Limitation, it is every to be belonged to the same or similar design of the utility model within the scope of protection of the utility model.
Claims (2)
- A kind of 1. draining bleed increase-volume steel form, it is characterised in that：Including sequentially connected steel form one from top to bottom（1）With it is more A steel form two（2）, the steel form one（1）With multiple steel forms two（2）On be designed with draining bleed groove, the steel form one （1）On draining bleed groove include the multiple parallel and vertical slots that are vertically arranged（3）, the steel form two（2）On draining draw Air drain includes multiple left-leaning skewed slots being arranged in parallel（4）With multiple Right deviation skewed slots being arranged in parallel（5）, each vertical slots （3）Bottom connects a left-leaning skewed slot（4）With a Right deviation skewed slot（5）；Multiple steel forms two（2）On draining bleed groove successively Connection.
- 2. draining bleed increase-volume steel form as claimed in claim 1, it is characterised in that：Each left-leaning skewed slot（4）Submit Fork one Right deviation skewed slot of connection（5）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720464062.7U CN207314822U (en) | 2017-04-28 | 2017-04-28 | A kind of draining bleed increase-volume steel form |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720464062.7U CN207314822U (en) | 2017-04-28 | 2017-04-28 | A kind of draining bleed increase-volume steel form |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207314822U true CN207314822U (en) | 2018-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720464062.7U Active CN207314822U (en) | 2017-04-28 | 2017-04-28 | A kind of draining bleed increase-volume steel form |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110409796A (en) * | 2019-07-23 | 2019-11-05 | 中交第二航务工程勘察设计院有限公司 | A kind of permeable steel template structure and construction method |
-
2017
- 2017-04-28 CN CN201720464062.7U patent/CN207314822U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110409796A (en) * | 2019-07-23 | 2019-11-05 | 中交第二航务工程勘察设计院有限公司 | A kind of permeable steel template structure and construction method |
| CN110409796B (en) * | 2019-07-23 | 2024-04-30 | 中交第二航务工程勘察设计院有限公司 | Water-permeable steel template structure and construction method |
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