CN106336243A - Maintenance process of unburned bricks - Google Patents
Maintenance process of unburned bricks Download PDFInfo
- Publication number
- CN106336243A CN106336243A CN201610672940.4A CN201610672940A CN106336243A CN 106336243 A CN106336243 A CN 106336243A CN 201610672940 A CN201610672940 A CN 201610672940A CN 106336243 A CN106336243 A CN 106336243A
- Authority
- CN
- China
- Prior art keywords
- burning brick
- brick
- maintenance
- temperature
- curing
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0082—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability making use of a rise in temperature, e.g. caused by an exothermic reaction
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/02—Selection of the hardening environment
- C04B40/024—Steam hardening, e.g. in an autoclave
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/02—Selection of the hardening environment
- C04B40/0277—Hardening promoted by using additional water, e.g. by spraying water on the green concrete element
Abstract
The invention discloses a maintenance process of unburned bricks; unburned brick maintenance in a step (1) adopts a way of single placing without stacking, and the way can prevent just-molded unburned bricks from being mutually extruded and deformed; unburned brick maintenance in a step (2) adopts a way of stacking the unburned bricks for curing, and after the unburned bricks are initially cured, with adopting of the way, a production space can be effectively saved; a heat preservation maintenance temperature in a step (4) is 200 DEG C, and a highest maintenance temperature is controlled to prevent cracks from being generated when the temperature is too high during unburned brick curing; after steam maintenance in a step (5), the unburned bricks are placed at a 28-DEG C constant temperature and are naturally dehydrated and cured, and the way can prevent brick bodies from generating cracks due to high-temperature expansion after the unburned bricks are subjected to high pressure steam maintenance; unburned brick maintenance in a step (6) and a step (7) adopts a placing way of triangular stacking, and the way can improve the water evaporation area of the brick bodies while saving space.
Description
Technical field
The present invention relates to brickmaking field, more particularly to a kind of non-burning brick maintaining process.
Background technology
Non-burning brick is generally using flyash, cinder, gangue, mine tailings, residue of chemical industry or natural sand, tidal land
Mud etc. (one or several of above raw material) as primary raw material, a kind of novel wall material manufacturing without high-temperature calcination,
It has been widely used in building trade.Non-burning brick maintaining process is the important step to non-burning brick solidifying and setting, non-burning brick
Properties except material the reason, can greatly be strengthened in this link, good maintaining process can be lifted non-burning brick
Properties.
Content of the invention
A kind of non-burning brick maintaining process, its component includes:
(1) be 90-110 DEG C in holding temperature, lower to just suppressed non-burning brick carry out curing conservation, temperature retention time be 1.5-
2h；
(2) after 2-3 days, then it is 120-140 DEG C in holding temperature, continue to non-burning brick insulated curing, temperature retention time is 1.5-
2h；
(3) after 2-3 days, then it is 160-180 DEG C in holding temperature, carries out insulated curing to non-burning brick, temperature retention time is 1.5-
2h；
(4) after 2-3 days, finally it is 190-220 DEG C in holding temperature, carry out last insulated curing to non-burning brick, temperature retention time is
2-5h；
(5) after 3-5 days, non-burning brick maintenance is carried out using steaming process, in closed environment, pours steam after insulated curing,
The vapour pressure of environment reaches 30-50kpa, and ambient humidity reaches 60-95%, will be non-burning brick disposed within, and curing time is 2-5h；
(6) after 5-7 days, spray non-burning brick so as to humidity is in 30-50%, then in 30-45 DEG C of dehydration shaping；
(7), after 2-3 days, spray is non-burning brick, and so as to humidity is in 60-80%, non-burning brick drying and dehydrating rapid at 45-65 DEG C is shaped,
Detect that its properties is qualified, as finished product.
Preferably, carried out in the way of not stacking single putting during described step (1) baking-free brick maintenance.
Preferably, during described step (2) baking-free brick maintenance, non-burning brick being stacked up is solidified.
Preferably, the insulated curing temperature of described step (4) is 200 DEG C.
Preferably, it is placed on natural-dehydration solidification in 28 DEG C of constant temperature by non-burning brick after the steam curing of described step (5).
Preferably, described step (6) and being put by the way of triangle stacking during step (7) baking-free brick maintenance.
Beneficial effect: the invention provides a kind of non-burning brick maintaining process, with not during described step (1) baking-free brick maintenance
Stack the single mode put to carry out, which is prevented from the non-burning brick mutual crimp being just molded, and described step (2) is exempted from
Bake bricks maintenance when non-burning brick being stacked up is solidified, after non-burning brick primary solidification, can effectively be saved using this kind of mode
Production space, the insulated curing temperature of described step (4) is 200 DEG C, controls highest curing temperature, when preventing non-burning brick solidification
Temperature too high generation breach, is placed on natural-dehydration solidification in 28 DEG C of constant temperature by non-burning brick after the steam curing of described step (5), should
Kind of mode be prevented from non-burning brick after autoclave curing, preventing brick body high-temperature expansion from breach occurring, described step (6)
With during step (7) baking-free brick maintenance using triangle stacking by the way of put, this kind of mode while save space, Neng Gouti
The area of high brick body transpiring moisture.
Specific embodiment
Technological means, creation characteristic, reached purpose and effect for making the present invention realize are easy to understand, with reference to
Specific embodiment, is expanded on further the present invention.
Embodiment 1:
A kind of non-burning brick maintaining process, its component includes:
(1) carried out in the way of not stacking single putting during baking-free brick maintenance, be 90 DEG C in holding temperature, lower to just having suppressed
Non-burning brick carry out curing conservation, temperature retention time be 1.5h；
After (2) 2 days, during baking-free brick maintenance, non-burning brick being stacked up is solidified, be then 120 DEG C in holding temperature, continued
To non-burning brick insulated curing, temperature retention time is 1.5h；
After (3) 2 days, then it is 160 DEG C in holding temperature, carries out insulated curing to non-burning brick, temperature retention time is 1.5h；
After (4) 2 days, finally it is 200 DEG C in holding temperature, carries out last insulated curing to non-burning brick, temperature retention time is 2h；
After (5) 3 days, non-burning brick after insulated curing, maintenance is carried out using steaming process, closed environment pours steam, ring
The vapour pressure in border reaches 30kpa, and ambient humidity reaches 60%, will be non-burning brick disposed within, and curing time is 2h, after steam curing
It is placed on natural-dehydration solidification in 28 DEG C of constant temperature by non-burning brick；
After (6) 5 days, put by the way of triangle stacking during baking-free brick maintenance, spray non-burning brick so as to humidity is 300%,
Then in 30 DEG C of dehydration shapings；
After (7) 2 days, put by the way of triangle stacking during baking-free brick maintenance, spray is non-burning brick so as to humidity 60%, is exempted from
Rapid drying and dehydrating at 45 DEG C of baking bricks is shaped, and detects that its properties is qualified, as finished product.
Embodiment 2:
A kind of non-burning brick maintaining process, its component includes:
(1) carried out in the way of not stacking single putting during baking-free brick maintenance, be 90 DEG C in holding temperature, lower to just having suppressed
Non-burning brick carry out curing conservation, temperature retention time be 1.5h；
After (2) 2 days, during baking-free brick maintenance, non-burning brick being stacked up is solidified, be then 125 DEG C in holding temperature, continued
To non-burning brick insulated curing, temperature retention time is 2h；
After (3) 3 days, then it is 170 DEG C in holding temperature, carries out insulated curing to non-burning brick, temperature retention time is 2h；
After (4) 2 days, finally it is 200 DEG C in holding temperature, carries out last insulated curing to non-burning brick, temperature retention time is 4h；
After (5) 4 days, non-burning brick after insulated curing, maintenance is carried out using steaming process, closed environment pours steam, ring
The vapour pressure in border reaches 45kpa, and ambient humidity reaches 85%, will be non-burning brick disposed within, and curing time is 4h, after steam curing
It is placed on natural-dehydration solidification in 28 DEG C of constant temperature by non-burning brick；
After (6) 6 days, put by the way of triangle stacking during baking-free brick maintenance, spray non-burning brick so as to humidity is 45%, so
Afterwards in 35 DEG C of dehydration shapings；
After (7) 2 days, put by the way of triangle stacking during baking-free brick maintenance, spray is non-burning brick so as to humidity 75%, is exempted from
Rapid drying and dehydrating at 55 DEG C of baking bricks is shaped, and detects that its properties is qualified, as finished product.
Embodiment 3:
A kind of non-burning brick maintaining process, its component includes:
(1) carried out in the way of not stacking single putting during baking-free brick maintenance, be 110 DEG C in holding temperature, lower to just suppressing
Non-burning brick carry out curing conservation, temperature retention time be 2h；
After (2) 3 days, during baking-free brick maintenance, non-burning brick being stacked up is solidified, be then 140 DEG C in holding temperature, continued
To non-burning brick insulated curing, temperature retention time is 1.5h；
After (3) 3 days, then it is 180 DEG C in holding temperature, carries out insulated curing to non-burning brick, temperature retention time is 2h；
After (4) 3 days, finally it is 200 DEG C in holding temperature, carries out last insulated curing to non-burning brick, temperature retention time is 5h；
After (5) 5 days, non-burning brick after insulated curing, maintenance is carried out using steaming process, closed environment pours steam, ring
The vapour pressure in border reaches 50kpa, and ambient humidity reaches 95%, will be non-burning brick disposed within, and curing time is 5h, after steam curing
It is placed on natural-dehydration solidification in 28 DEG C of constant temperature by non-burning brick；
After (6) 7 days, put by the way of triangle stacking during baking-free brick maintenance, spray non-burning brick so as to humidity is 50%, so
Afterwards in 45 DEG C of dehydration shapings；
After (7) 3 days, put by the way of triangle stacking during baking-free brick maintenance, spray is non-burning brick so as to humidity 80%, is exempted from
Rapid drying and dehydrating at 65 DEG C of baking bricks is shaped, and detects that its properties is qualified, as finished product.
The sample extracting each embodiment is tested and analyzed, and is compareed with prior art, draws following data:
| Breach rate/% | Shock resistance shape/mpa | Water proofing property (/min is saturable) | Wearability (/ sky abrasion 1%) | |
| Embodiment 1 | 2.5% | 66 | 48 | 492 |
| Embodiment 2 | 1.9% | 88 | 68 | 532 |
| Embodiment 3 | 2.8% | 68 | 51 | 479 |
| Prior art index | 5.7% | 60 | 30 | 300 |
Can be drawn according to above table data, when implementing embodiment 2 parameter, non-burning brick breach rate is 1.9%, shock resistance
Shape 88mpa, water proofing property is that 68min is saturable, and wearability is abrasion 1% in 532 days, and its breach rate of prior art standard is 5.7%,
Shock resistance shape 60 mpa, water proofing property is that 30min is saturable, and wearability is abrasion 1% in 300 days, the therefore non-burning brick maintenance of the present invention
The non-burning brick breach rate of the preparation of technique is low, and shock resistance is more preferable, good waterproof performance, and wearability is good, in contrast present invention tool
There is significantly superiority.
The invention provides a kind of non-burning brick maintaining process, not stack single putting during described step (1) baking-free brick maintenance
Mode carry out, which is prevented from the non-burning brick mutual crimp being just molded, during described step (2) baking-free brick maintenance will
Non-burning brick being stacked up is solidified, and after non-burning brick primary solidification, effectively can save production space using this kind of mode, described
The insulated curing temperature of step (4) is 200 DEG C, controls highest curing temperature, prevents temperature too high generation during non-burning brick solidification
Breach, is placed on natural-dehydration solidification in 28 DEG C of constant temperature by non-burning brick after the steam curing of described step (5), this kind of mode can be prevented
Only non-burning brick after autoclave curing, preventing brick body high-temperature expansion from breach occurring, described step (6) and step (7) are exempted from
Bake bricks maintenance when using triangle stacking by the way of put, this kind of mode is while save space, it is possible to increase brick body evaporate
The area of moisture.
Above-described is only the preferred embodiment of the present invention it is noted that for those of ordinary skill in the art
For, without departing from the concept of the premise of the invention, some deformation can also be made and improve, these broadly fall into the present invention
Protection domain.
Claims (6)
1. a kind of non-burning brick maintaining process is it is characterised in that its processing step includes:
(1) be 90-110 DEG C in holding temperature, lower to just suppressed non-burning brick carry out curing conservation, temperature retention time be 1.5-
2h；
(2) after 2-3 days, then it is 120-140 DEG C in holding temperature, continue to non-burning brick insulated curing, temperature retention time is 1.5-
2h；
(3) after 2-3 days, then it is 160-180 DEG C in holding temperature, carries out insulated curing to non-burning brick, temperature retention time is 1.5-
2h；
(4) after 2-3 days, finally it is 190-220 DEG C in holding temperature, carry out last insulated curing to non-burning brick, temperature retention time is
2-5h；
(5) after 3-5 days, non-burning brick maintenance is carried out using steaming process, in closed environment, pours steam after insulated curing,
The vapour pressure of environment reaches 30-50kpa, and ambient humidity reaches 60-95%, will be non-burning brick disposed within, and curing time is 2-5h；
(6) after 5-7 days, spray non-burning brick so as to humidity is in 30-50%, then in 30-45 DEG C of dehydration shaping；
(7), after 2-3 days, spray is non-burning brick, and so as to humidity is in 60-80%, non-burning brick drying and dehydrating rapid at 45-65 DEG C is shaped,
Detect that its properties is qualified, as finished product.
2. the non-burning brick maintaining process described in a kind of claim 1 is it is characterised in that during described step (1) baking-free brick maintenance
Carried out in the way of not stacking single putting.
3. the non-burning brick maintaining process described in a kind of claim 1 is it is characterised in that during described step (2) baking-free brick maintenance
Non-burning brick being stacked up is solidified.
4. the non-burning brick maintaining process described in a kind of claim 1 is it is characterised in that the insulated curing temperature of described step (4)
Spend for 200 DEG C.
5. the non-burning brick maintaining process described in a kind of claim 1 is it is characterised in that incite somebody to action after described step (5) steam curing
Non-burning brick it is placed in 28 DEG C of constant temperature natural-dehydration solidification.
6. the non-burning brick maintaining process described in a kind of claim 1 is it is characterised in that described step (6) and step (7) are unburned
Put by the way of triangle stacking during brick maintenance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610672940.4A CN106336243A (en) | 2016-08-16 | 2016-08-16 | Maintenance process of unburned bricks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610672940.4A CN106336243A (en) | 2016-08-16 | 2016-08-16 | Maintenance process of unburned bricks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106336243A true CN106336243A (en) | 2017-01-18 |
Family
ID=57824774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610672940.4A Pending CN106336243A (en) | 2016-08-16 | 2016-08-16 | Maintenance process of unburned bricks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106336243A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188149A (en) * | 2017-12-29 | 2018-06-22 | 上海浦东路桥建设股份有限公司 | A kind of urban building waste treatment process and resource utilization process |
| CN109251057A (en) * | 2018-11-21 | 2019-01-22 | 魏林涛 | A kind of maintenance process of slag baking-free water-permeable brick |
| CN112223522A (en) * | 2020-10-12 | 2021-01-15 | 江西广业节能环保建材有限公司 | Baking-free brick production process and device based on mixing of agricultural and forestry wastes and biomass ash |
| CN114380545A (en) * | 2022-01-04 | 2022-04-22 | 罗旭 | Method for manufacturing smile five-hole brick |
-
2016
- 2016-08-16 CN CN201610672940.4A patent/CN106336243A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188149A (en) * | 2017-12-29 | 2018-06-22 | 上海浦东路桥建设股份有限公司 | A kind of urban building waste treatment process and resource utilization process |
| CN109251057A (en) * | 2018-11-21 | 2019-01-22 | 魏林涛 | A kind of maintenance process of slag baking-free water-permeable brick |
| CN112223522A (en) * | 2020-10-12 | 2021-01-15 | 江西广业节能环保建材有限公司 | Baking-free brick production process and device based on mixing of agricultural and forestry wastes and biomass ash |
| CN114380545A (en) * | 2022-01-04 | 2022-04-22 | 罗旭 | Method for manufacturing smile five-hole brick |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170118 |