CN108908685A - A kind of non-evaporating feeding electric pole production technology - Google Patents
A kind of non-evaporating feeding electric pole production technology Download PDFInfo
- Publication number
- CN108908685A CN108908685A CN201810855276.6A CN201810855276A CN108908685A CN 108908685 A CN108908685 A CN 108908685A CN 201810855276 A CN201810855276 A CN 201810855276A CN 108908685 A CN108908685 A CN 108908685A
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- Prior art keywords
- electric pole
- concrete
- feeding electric
- strength
- cement
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- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/56—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts
- B28B21/60—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts prestressed reinforcements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/02—Methods or machines specially adapted for the production of tubular articles by casting into moulds
- B28B21/10—Methods or machines specially adapted for the production of tubular articles by casting into moulds using compacting means
- B28B21/22—Methods or machines specially adapted for the production of tubular articles by casting into moulds using compacting means using rotatable mould or core parts
- B28B21/30—Centrifugal moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/90—Methods or apparatus for demoulding or discharging after shaping
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Abstract
A kind of non-evaporating feeding electric pole production technology, steps are as follows for specific processing technology:The first step:Deformed bar and screw-thread steel processing:Second step:Making of reinforcement cage:Third step:Concrete mix production:4th step:Non-evaporating feeding electric pole molding molding:5th step:Natural curing:6th step:Demoulding:7th step:Product inspection:The present invention has the effect that:By improving material quality, optimized mix-proportion, using high efficiency water reducing agent, guarantee electric pole physical and mechanical property, durability and under the premise of the production time, save a large amount of energy consumptions, every electric pole can save 30-60 member expense, substantially reduce production cost, thoroughly change electric pole high energy consumption history, realizes the new breakthrough of electric pole technique;The durabilities such as the precenting chlorate corrosion performance of non-evaporating feeding electric pole concrete, frost resistance are higher, and later strength is high, avoid the loss of strength of steam curing 17%;Non-evaporating feeding electric pole appearance looks elegant;Using not fall sizing process, while avoid remaining slurry processing many troubles;It is environmentally protective.
Description
Technical field
The present invention relates to electric pole technical field of producing, and in particular to non-evaporating feeding electric pole production technology.
Background technique
The production technology of electric pole includes reinforced frame molding, concrete stirring, molding molding, centrifugal forming, steam curing, tears open
The production processes such as mould, product inspection.In entire electric pole production process, for the early strength for improving electric pole, shorten striking time
With raising work efficiency, steam curing need to be used, water is carried out after demoulding and is supported, steam curing process consumes many energy, not only increases
The production link of electric pole, but also the concrete performance of electric pole can also be had an impact.It can be seen that how to guarantee and improve
On the basis of electric pole performance and template week transfer efficient, the energy consumption in electric pole production process is effectively reduced and reduces carbon emission
It is this field urgent problem.
Summary of the invention
In place of overcoming above-mentioned the shortcomings of the prior art, and provide a kind of non-evaporating feeding electric pole
Production technology.
The technical solution adopted by the present invention is:A kind of non-evaporating feeding electric pole production technology, specific processing technology step is such as
Under:The first step:Deformed bar and screw-thread steel processing:Deformed bar and screw-thread steel are cut on high-precision cut-to-length sizes machine respectively
It has no progeny and carries out heading, heading loss of strength is no more than 10%;
Second step:Making of reinforcement cage:Above-mentioned deformed bar is main reinforcement, and screw-thread steel is circumferential reinforcement, main reinforcement and circumferential reinforcement
By manually binding, then by manually welding, main reinforcement and circumferential reinforcement is carried out on reinforced bar skeleton seam welder finally, welded
Point tensile strength and yield strength must not be lower than the 95% of main reinforcement and circumferential reinforcement intensity, and solder joint depth is not greater than 1mm, finally
It waits after framework of steel reinforcement is made into mould;
Third step:Concrete mix production:
Concrete mix includes cement, sand, stone, high efficiency water reducing agent, drinking water;
(1)The preparation of sand, stone:The sand of bar processed, building stones gradation must be qualified, and the clay content of sand is not more than 1%,
Stone clay content is not more than 0.5%;
(2)Cement uses the ordinary portland cement or portland cement not less than 42.5 grades;
(3)By the concrete mix concrete batching mix of design, stirring sand, stone, high efficiency water reducing agent, water are through proportioning station
It after system weighs, is sent into blender by hopper, cement is sent into blender cement weighing system by screw conveyor, weighs laggard
Enter blender, mixing concrete uses drinking water, must not use seawater mixing, and the shortest time of concrete stirring is 90 seconds, sternly
Prohibit the outer plus moisture after spice goes out machine;
(4)The regulation of test of concrete strength:1. job mix concrete sampling frequency, every 100 disk of mixing and is no more than
l00m3Same match ratio concrete, must not sample less than primary;2. the concrete of the identical match ratio of every shift's mixing
When less than 100 disk, sampling also must not be less than primary;
(5) mixture being stirred be sent directly into it is spare in feeder or storage hopper, that is, beat i.e. feed;
4th step:Non-evaporating feeding electric pole molding molding:Filler should be filled out first at intermediate position in mold, after fill out two-end part, guarantee two
There are good, enough concrete at end, after filler, is molded with pneumatic impact spanner, and when molding need to guarantee that upper and lower mould joint close is dry
Only, prestress application then is carried out according to the stretching force of design requirement, then the mould with concrete is hung to centrifugation workshop section with driving
Carry out centrifugal forming, centrifugal forming in three stages, Low-Medium-High, the filler stage be low speed be uniformly distributed concrete in
Die wall;Middling speed is transition stage, can continue filler and centrifugal force is overcome to uprush, and reduces interior layering, improves non-evaporating feeding electric pole
Compactness, the closely knit stage is using high speed;
5th step:Natural curing:After centrifugal forming, then hang in curing pool, microcephaly is low, big 15 centimeters of head height put;Man Chihou
Curing pool lid is built, the heat of hydration of cement is given full play to;
6th step:Demoulding:After non-evaporating feeding electric pole reaches demoulding strength, progress prestressing force, which is put, to be opened, and putting Zhang Shunxu should be using symmetrical, phase
It is mutually staggered to put Zhang Fangfa, in order to avoid generating excessive eccentricity pressure during putting and opening, make electric pole that warpage, crackle occur and answer in advance
Power breaking of muscle and tendon muscle phenomenon carries out clear modulo operation to mold after demoulding, carries out separant coating after operation;
7th step:Product inspection:Finished product is provided to carry out visual examination by standard, and covers trade mark, mark, is then sent to finished product heap
, and stacked by defined requirement, and water seasoning 1-7 days.
In the third step(3)In can also add additive, mixing time should be appropriately extended 30 ~ 60 seconds.
It need to guarantee that upper and lower mould joint close is clean when molding in the 4th step, glue-leakage-resistant can will be used between upper and lower mould
Band.
The beneficial effects of the invention are as follows:1, it by improving material quality, optimized mix-proportion, using high efficiency water reducing agent, protects
It demonstrate,proves electric pole physical and mechanical property, durability and under the premise of the production time, does not use steam curing to produce electric pole, to save
A large amount of energy consumptions, every electric pole can save 30-60 member expense, substantially reduce production cost, thoroughly change electric pole high energy consumption history, real
Existing electric pole technique new breakthrough;
2, the durabilities such as precenting chlorate corrosion performance, frost resistance of non-evaporating feeding electric pole concrete are higher, and later strength is high, avoid steaming
The loss of strength of vapour maintenance 17%;
3, simple process, without big investment;Cement consumption can suitably be reduced;
4, non-evaporating feeding electric pole appearance looks elegant;Using not fall sizing process, while avoid remaining slurry processing many troubles;Green ring
It protects.
Detailed description of the invention
Fig. 1 is flow diagram of the invention.
Specific embodiment
Referring to attached drawing, a kind of non-evaporating feeding electric pole production technology, steps are as follows for specific processing technology:The first step:Prestressing force
Reinforcing bar and screw-thread steel processing:Deformed bar and screw-thread steel carry out heading, upsetting after cutting off on high-precision cut-to-length sizes machine respectively
Head loss of strength is no more than 10%;
Second step:Making of reinforcement cage:Above-mentioned deformed bar is main reinforcement, and screw-thread steel is circumferential reinforcement, main reinforcement and circumferential reinforcement
By manually binding, then by manually welding, main reinforcement and circumferential reinforcement is carried out on reinforced bar skeleton seam welder finally, welded
Point tensile strength and yield strength must not be lower than the 95% of main reinforcement and circumferential reinforcement intensity, and solder joint depth is not greater than 1mm, finally
It waits after framework of steel reinforcement is made into mould;
Third step:Concrete mix production:
Concrete mix includes cement, sand, stone, high efficiency water reducing agent, drinking water;
(1)The preparation of sand, stone:The sand of bar processed, building stones gradation must be qualified, and the clay content of sand is not more than 1%, and stone clay content is not
Greater than 0.5%;
(2)Cement uses the ordinary portland cement or portland cement not less than 42.5 grades;
(3)By the concrete mix concrete batching mix of design, stirring sand, stone, high efficiency water reducing agent, water are through proportioning station
It after system weighs, is sent into blender by hopper, cement is sent into blender cement weighing system by screw conveyor, weighs laggard
Enter blender, mixing concrete uses drinking water, must not use seawater mixing, and the shortest time of concrete stirring is 90 seconds, sternly
Prohibit the outer plus moisture after spice goes out machine;
(4)The regulation of test of concrete strength:1. job mix concrete sampling frequency, every 100 disk of mixing and is no more than
l00m3Same match ratio concrete, must not sample less than primary;2. the identical cooperation of every shift's mixing
When the concrete of ratio is less than 100 disk, sampling also must not be less than primary;
(5) mixture being stirred be sent directly into it is spare in feeder or storage hopper, that is, beat i.e. feed;
4th step:Non-evaporating feeding electric pole molding molding:Filler should be filled out first at intermediate position in mold, after fill out two-end part, guarantee two
There are good, enough concrete at end, after filler, is molded with pneumatic impact spanner, and when molding need to guarantee that upper and lower mould joint close is dry
Only, prestress application then is carried out according to the stretching force of design requirement, then the mould with concrete is hung to centrifugation workshop section with driving
Carry out centrifugal forming, centrifugal forming in three stages, Low-Medium-High, the filler stage be low speed be uniformly distributed concrete in
Die wall;Middling speed is transition stage, can continue filler and centrifugal force is overcome to uprush, and reduces interior layering, improves non-evaporating feeding electric pole
Compactness, the closely knit stage is using high speed;
5th step:Natural curing:After centrifugal forming, then hang in curing pool, microcephaly is low, big 15 centimeters of head height put;Man Chihou
Curing pool lid is built, the heat of hydration of cement is given full play to;
6th step:Demoulding:After non-evaporating feeding electric pole reaches demoulding strength, progress prestressing force, which is put, to be opened, and putting Zhang Shunxu should be using symmetrical, phase
It is mutually staggered to put Zhang Fangfa, in order to avoid generating excessive eccentricity pressure during putting and opening, make electric pole that warpage, crackle occur and answer in advance
Power breaking of muscle and tendon muscle phenomenon carries out clear modulo operation to mold after demoulding, carries out separant coating after operation;
7th step:Product inspection:Finished product is provided to carry out visual examination by standard, and covers trade mark, mark.It is then sent to finished product heap
, and stacked by defined requirement, and water seasoning 1-7 days.
In the third step(3)In can also add additive, mixing time should be appropriately extended 30 ~ 60 seconds.
It need to guarantee that upper and lower mould joint close is clean when molding in the 4th step, glue-leakage-resistant can will be used between upper and lower mould
Band.
The experiment carried out by curing time, concrete strength and mean daily temperature:
Result after repetition test(Natural curing time, concrete strength, mean daily temperature x):
1) when average ambient temperature is 3 DEG C≤x≤5 DEG C, the natural curing time is 40 hours, and concrete strength is up to 25MPa;
7 days up to 50MPa;
2) when average ambient temperature is 5 DEG C<When x≤10 DEG C, the natural curing time is 24 hours, and concrete strength is up to 25MPa;
5 days up to 50MPa;
3) when average ambient temperature is 10 DEG C<When x≤15 DEG C, the natural curing time is 18-24 hours, and concrete strength is reachable
25MPa;3 days up to 55MPa;
4) when average ambient temperature is 15 DEG C<When x≤25 DEG C, the natural curing time is 12-18 hours, and concrete strength is reachable
25MPa;24 hours up to 40-50MPa;2 days up to 50-60MPa;
5) when average ambient temperature is 25 DEG C<When x≤35 DEG C, the natural curing time is 12-14 hours, and concrete strength is reachable
25-28MPa;Up to 36MPa, 24 hours up to 45-55MPa within 18 hours;
Conclusion:The concrete strength of natural curing changes according to environment temperature, and curing time is different.When temperature is lower,
Natural curing time relative increase.
The present invention has as follows a little:1, it by improving material quality, optimized mix-proportion, using high efficiency water reducing agent, protects
It demonstrate,proves electric pole physical and mechanical property, durability and under the premise of the production time, does not use steam curing to produce electric pole, to save
A large amount of energy consumptions, every electric pole can save 30-60 member expense, substantially reduce production cost, thoroughly change electric pole high energy consumption history, real
Existing electric pole technique new breakthrough;
2, the durabilities such as precenting chlorate corrosion performance, frost resistance of non-evaporating feeding electric pole concrete are higher, and later strength is high, avoid steaming
The loss of strength of vapour maintenance 17%;
3, simple process, without big investment;Cement consumption can suitably be reduced;
4, non-evaporating feeding electric pole appearance looks elegant;Using not fall sizing process, while avoid remaining slurry processing many troubles;Green ring
It protects.
In figure, description positional relationship only for illustration, should not be understood as the limitation to this patent;Obviously, this hair
Bright the above embodiment is merely an example for clearly illustrating the present invention, and is not to embodiments of the present invention
It limits.For those of ordinary skill in the art, other different forms can also be made on the basis of the above description
Variation or variation.There is no necessity and possibility to exhaust all the enbodiments.It is all the spirit and principles in the present invention it
Any modifications, equivalent replacements, and improvements made by interior etc., should all be included in the scope of protection of the claims of the present invention.
Claims (3)
1. a kind of non-evaporating feeding electric pole production technology, it is characterised in that:Steps are as follows for specific processing technology:
The first step:Deformed bar and screw-thread steel processing:Deformed bar and screw-thread steel are respectively on high-precision cut-to-length sizes machine
Heading is carried out after cutting, heading loss of strength is no more than 10%;
Second step:Making of reinforcement cage:Above-mentioned deformed bar is main reinforcement, and screw-thread steel is circumferential reinforcement, main reinforcement and circumferential reinforcement
By manually binding, then by manually welding, main reinforcement and circumferential reinforcement is carried out on reinforced bar skeleton seam welder finally, welded
Point tensile strength and yield strength must not be lower than the 95% of main reinforcement and circumferential reinforcement intensity, and solder joint depth is not greater than 1mm, finally
It waits after framework of steel reinforcement is made into mould;
Third step:Concrete mix production:
Concrete mix includes cement, sand, stone, high efficiency water reducing agent, drinking water;
(1)The preparation of sand, stone:The sand of bar processed, building stones gradation must be qualified, and the clay content of sand is not more than 1%, and stone clay content is not
Greater than 0.5%;
(2)Cement uses the ordinary portland cement or portland cement not less than 42.5 grades;
(3)By the concrete mix concrete batching mix of design, stirring sand, stone, high efficiency water reducing agent, water are through proportioning station
It after system weighs, is sent into blender by hopper, cement is sent into blender cement weighing system by screw conveyor, weighs laggard
Enter blender, mixing concrete uses drinking water, must not use seawater mixing, and the shortest time of concrete stirring is 90 seconds, sternly
Prohibit the outer plus moisture after spice goes out machine;
(4) regulation of test of concrete strength:1. job mix concrete sampling frequency, every 100 disk of mixing and is no more than
l00m3Same match ratio concrete, must not sample less than primary;2. the concrete of the identical match ratio of every shift's mixing
When less than 100 disk, sampling also must not be less than primary;
(5) mixture being stirred be sent directly into it is spare in feeder or storage hopper, that is, beat i.e. feed;
4th step:Non-evaporating feeding electric pole molding molding:Filler should be filled out first at intermediate position in mold, after fill out two-end part, guarantee two
There are good, enough concrete at end, after filler, is molded with pneumatic impact spanner, and when molding need to guarantee that upper and lower mould joint close is dry
Only, prestress application then is carried out according to the stretching force of design requirement, then the mould with concrete is hung to centrifugation workshop section with driving
Carry out centrifugal forming, centrifugal forming in three stages, Low-Medium-High, the filler stage be low speed be uniformly distributed concrete in
Die wall;Middling speed is transition stage, can continue filler and centrifugal force is overcome to uprush, and reduces interior layering, improves non-evaporating feeding electric pole
Compactness, the closely knit stage is using high speed;
5th step:Natural curing:After centrifugal forming, then hang in curing pool, microcephaly is low, big 15 centimeters of head height put;Man Chihou
Curing pool lid is built, the heat of hydration of cement is given full play to;
6th step:Demoulding:After non-evaporating feeding electric pole reaches demoulding strength, progress prestressing force, which is put, to be opened, and putting Zhang Shunxu should be using symmetrical, phase
It is mutually staggered to put Zhang Fangfa, in order to avoid generating excessive eccentricity pressure during putting and opening, make electric pole that warpage, crackle occur and answer in advance
Power breaking of muscle and tendon muscle phenomenon carries out clear modulo operation to mold after demoulding, carries out separant coating after operation;
7th step:Product inspection:Finished product is provided to carry out visual examination by standard, and covers trade mark, mark, is then sent to finished product heap
, and stacked by defined requirement, and water seasoning 1-7 days.
2. the pipeline machine according to claim 1 with abacterial water tank, it is characterised in that:In the third step(3)In
Additive can be also added, mixing time should be appropriately extended 30 ~ 60 seconds.
3. the pipeline machine according to claim 1 with abacterial water tank, it is characterised in that:When being molded in the 4th step
It need to guarantee that upper and lower mould joint close is clean, leakage preventing tape can will be used between upper and lower mould.
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CN201810855276.6A CN108908685A (en) | 2018-07-31 | 2018-07-31 | A kind of non-evaporating feeding electric pole production technology |
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CN201810855276.6A CN108908685A (en) | 2018-07-31 | 2018-07-31 | A kind of non-evaporating feeding electric pole production technology |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110342876A (en) * | 2019-07-12 | 2019-10-18 | 临沂通泰电线杆有限公司 | A kind of non-evaporating health production. art of electric pole |
CN110962229A (en) * | 2019-11-25 | 2020-04-07 | 湖南德力电力建设集团有限公司线路器材制造分公司 | Environment-friendly type slurry pouring-free process |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110342876A (en) * | 2019-07-12 | 2019-10-18 | 临沂通泰电线杆有限公司 | A kind of non-evaporating health production. art of electric pole |
CN110962229A (en) * | 2019-11-25 | 2020-04-07 | 湖南德力电力建设集团有限公司线路器材制造分公司 | Environment-friendly type slurry pouring-free process |
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