SU631350A1 - Method of making reinforced-cement shells - Google Patents
Method of making reinforced-cement shellsInfo
- Publication number
- SU631350A1 SU631350A1 SU762329928A SU2329928A SU631350A1 SU 631350 A1 SU631350 A1 SU 631350A1 SU 762329928 A SU762329928 A SU 762329928A SU 2329928 A SU2329928 A SU 2329928A SU 631350 A1 SU631350 A1 SU 631350A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- cement
- making reinforced
- shells
- cement shells
- pallet
- Prior art date
Links
Landscapes
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Description
(54) СПОСОБ ИЗГОГСВЛЕНИЯ АРМОЦЕМЕНТНЫХ ОБОЛОЧЕК Армоцементную оболочку изготовл ют следующим образом. На гибкий поддон укладывают сырой свежесформованный армоцементный лист 2, на который укладывают сложенный вдвое по длине баллон 3, на который, в свою очередь , кладут гибкую крышку 4. Продольные кромки поддона I соедин ют шарнирно с продольными кромками крышки 4. Затем баллон 3 заполн ют воздухом с температурой 75-95° С. Давление воздуха в баллоне 3 поднимают до тех пор, пока лнст 2 не примет форму оболочки. После термообработки давление в баллоне снижают до атмосферного и производ т распалубливание издели . Изготовление армоцементной оболочки предлагаемым способом обеспечивает по сравненню с известными упрощение технологии , снижение трудоемкости, улучшение качества бетона; соблюдение заданных геометрических размеров. 04 Форм1 ла изобретени Способ изготовлени армоцементных оболочек путем укладки свежесформованного армоцементного листа на гибкий поддон и изгиба последнего ст гиванием его продольных кромок отличающийс тем, что, с целью упрощени способа и повышени качества крутоизогнутых оболочек, ст гивание кромок поддона осуш есгвл ют посредством последовательного наложени на свежесформоВс1нный лист эластичного баллона н гибкой крышки, а затем шарнирного соединени продольных кромок последней с продольными кромками поддона с последующим наполнением эластичного баллона воздухом с температурой 75--95°С. Источники информации, прин тые во внимание при экспертизе: 1.Волчанский Р. А. Изготовление сборных железобетонных конструкций и деталей. .М., «Высша школа, 1966, с. 303-309.. 2.Авторское свидетельство СССР № 103259, кл. В 28 В 7/06, 1955.(54) METHOD FOR MAKING ARMOCEMENT ENVIRONMENTS The cement shell is made as follows. A raw freshly formed reinforced cement sheet 2 is placed on a flexible pallet, onto which a balloon 3 folded along the length is laid, on which, in turn, a flexible cover 4 is placed. The longitudinal edges of the pallet I are hinged to the longitudinal edges of the lid 4. Then the balloon 3 is filled air with a temperature of 75-95 ° C. The air pressure in the cylinder 3 is raised until lnst 2 takes the form of a shell. After heat treatment, the pressure in the balloon is reduced to atmospheric and the product is disintegrated. The manufacture of cement shells by the proposed method provides in comparison with the known simplification of technology, reducing labor intensity, improving the quality of concrete; observance of the set geometrical sizes. 04 Formula 1 of the Invention A method of manufacturing cement shells by placing a freshly formed reinforcement sheet on a flexible pallet and bending the latter by tightening its longitudinal edges, which, in order to simplify the process and improve the quality of steeply curved shells, draining the edges of the pallet drained a freshly formed sheet of an elastic balloon n flexible cover, and then the hinged connection of the longitudinal edges of the latter with the longitudinal edges of the pallet with the subsequent filling the bladder with air with a temperature of 75--95 ° C. Sources of information taken into account in the examination: 1.Volchansky R. A. Manufacturing precast concrete structures and parts. M., “Higher School, 1966, p. 303-309 .. 2. USSR author's certificate number 103259, cl. B 28 B 7/06, 1955.
АBUT
fpia.ffpia.f
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU762329928A SU631350A1 (en) | 1976-03-01 | 1976-03-01 | Method of making reinforced-cement shells |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU762329928A SU631350A1 (en) | 1976-03-01 | 1976-03-01 | Method of making reinforced-cement shells |
Publications (1)
Publication Number | Publication Date |
---|---|
SU631350A1 true SU631350A1 (en) | 1978-11-05 |
Family
ID=20650723
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU762329928A SU631350A1 (en) | 1976-03-01 | 1976-03-01 | Method of making reinforced-cement shells |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU631350A1 (en) |
-
1976
- 1976-03-01 SU SU762329928A patent/SU631350A1/en active
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