CN220564501U - Regenerated aggregate accelerating carbonization device - Google Patents
Regenerated aggregate accelerating carbonization device Download PDFInfo
- Publication number
- CN220564501U CN220564501U CN202321649358.8U CN202321649358U CN220564501U CN 220564501 U CN220564501 U CN 220564501U CN 202321649358 U CN202321649358 U CN 202321649358U CN 220564501 U CN220564501 U CN 220564501U
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- China
- Prior art keywords
- tank body
- pipe
- tank
- air inlet
- carbonization device
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- 238000003763 carbonization Methods 0.000 title claims abstract description 37
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 239000010865 sewage Substances 0.000 claims description 12
- 230000000903 blocking effect Effects 0.000 claims description 8
- 230000008929 regeneration Effects 0.000 claims description 2
- 238000011069 regeneration method Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- 210000001503 joint Anatomy 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 abstract description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 7
- 238000005192 partition Methods 0.000 description 7
- 238000011282 treatment Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 238000010000 carbonizing Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The utility model discloses a regenerated aggregate accelerated carbonization device which comprises a tank body and a tank cover, wherein the tank cover is buckled on the tank body in a sealing way, and a drain pipe and CO (carbon monoxide) are connected to the bottom of the tank body 2 The air inlet pipe is connected with a negative pressure suction pipe at the upper part of the tank body, and a thermometer, a safety valve and an emptying pipe are arranged on the tank cover; the tank body is internally provided with a plurality of layers of storage racks, the plurality of layers of storage racks are hung on the inner wall of the tank body, and each layer of storage racks comprises a plurality of supporting tray assemblies which are vertically distributed. The utility model has the remarkable effect that the CO generated during carbonization of the recycled aggregate can be improved 2 To accelerate the carbonization process and ensure regenerationCarbonization effect of aggregate.
Description
Technical Field
The utility model relates to a recycling technology of construction waste, in particular to a recycling technology of construction waste concrete.
Background
The construction waste mainly comprises waste concrete, wherein the concrete comprises natural river sand, broken stone, cement, cementing material and various additives. After the discarded concrete is crushed, recycled concrete coarse aggregate (RCA), recycled concrete fine aggregate (RFA) and recycled micro powder (RCP) with the particle size meeting the relevant specifications can be obtained. Recycled concrete differs from natural concrete most in aggregate variability. In order to improve the physical properties of recycled aggregate, the mechanical properties and durability of recycled concrete, many researchers have developed related treatments to advance the application and development of recycled concrete.
In the prior art, a recycled aggregate carbonization treatment process with stronger environmental protection benefit is proposed, calcium carbonate crystals are generated in an interface transition zone by utilizing aggregate carbonation reaction, and a dense Interface Transition Zone (ITZ) is formed to strengthen the aggregate and the whole attached mortar, so that the recycled aggregate carbonization treatment process has greater potential and advantages. Accelerated carbonization processes employed by related researchers can be broadly divided into three carbonization schemes:
(1) General carbonization flow: CO with concentration of 20+/-3% is adopted under normal temperature and normal pressure by using a standard carbonization test device 2 Carrying out carbonization reaction;
(2) High pressure carbonization process: by means of high-pressure vessels and high-concentration CO 2 High-pressure carbonization treatment is carried out;
(3) Other carbonization processes: by CO 2 And (3) carbonizing technology combined with other technologies such as mixing treatment of gas and aqueous solution, combination with a rolling stirring device and the like.
Regardless of the carbonization process, the recycled aggregate needs to be piled in the container during carbonization, the inside of the traditional carbonization container lacks partitions, and all the recycled aggregate is piled together, so that the carbonization process is compact and is not beneficial to CO 2 And (3) infiltration.
Disclosure of Invention
In view of the above, the present utility model provides a layered carbonization device for recycled concrete, which can improve CO 2 The permeability of (2) has an acceleration effect on the carbonization process. The main technical scheme adopted is as follows:
the utility model provides a regeneration aggregate accelerates carbonization device which the key lies in: the novel sewage treatment tank comprises a tank body and a tank cover, wherein the tank cover is buckled on the tank body in a sealing way, and a sewage discharge pipe and CO (carbon monoxide) are connected to the bottom of the tank body 2 The air inlet pipe is connected with a negative pressure suction pipe at the upper part of the tank body, and a thermometer, a safety valve and an emptying pipe are arranged on the tank cover;
the tank body is internally provided with a plurality of layers of storage racks, the plurality of layers of storage racks are hung on the inner wall of the tank body, and each layer of storage racks comprises a plurality of supporting tray assemblies which are vertically distributed.
Drawings
Fig. 1 is a schematic structural view of embodiment 1;
FIG. 2 is a top view of FIG. 1;
fig. 3 is a schematic view of the structure of the support plate 32;
fig. 4 is a schematic structural view of embodiment 2;
fig. 5 is a schematic structural view of the intermediate partition plate 54 of embodiment 2.
Detailed Description
The utility model is further described below with reference to examples and figures.
Example 1:
as shown in fig. 1, 2 and 3, the regenerated aggregate accelerating carbonization device comprises a tank body 1 and a tank cover 2, wherein the tank cover 2 is buckled on the tank body 1 in a sealing way, the tank body 1 and the tank cover 2 are buckled to form a capsule-shaped carbonization tank, flange plates matched with each other are respectively arranged on the tank body 1 and the tank cover 2, the tank body 1 and the tank cover 2 are butted through the flange plates, the tank body 1 and the flange plates of the tank cover 2 are connected through bolts, and a sealing ring is arranged between the tank body 1 and the flange plates of the tank cover 2.
A drain pipe 11 and CO are connected with the bottom of the tank body 1 2 The bottom of the inner wall of the tank body 1 is an arc-shaped surface, and the concave surface of the arc-shaped surface faces upwards; the sewage drain pipe 11 is vertically arranged, the upper end of the sewage drain pipe 11 is connected with the lowest part of the arc-shaped surface, the pipe orifice at the upper end of the sewage drain pipe 11 is communicated with the tank body 1, and the sewage drain pipe 11 is provided with a drain valve. After the recycled aggregate is carbonized by using the device, dust and sewage can remain in the tank body 1 and can be cleaned in a water washing mode.
A pipe orifice blocking cover 14 is arranged in the tank body 1 corresponding to the upper end of the sewage drain pipe 11, the pipe orifice blocking cover 14 is buckled at the bottom of the tank body 1, the edge of the pipe orifice blocking cover 14 is fixedly connected with the inner wall of the tank body 1, and a plurality of small holes are formed in the pipe orifice blocking cover 14;
the CO 2 The air inlet pipe 12 is vertically arranged, and the CO 2 The upper part of the air inlet pipe 12 extends into the tank body 1 due to CO 2 From CO 2 High pressure tank, CO 2 The flow velocity is larger when entering the tank body 1, in order to avoid the high-speed air flow blowing off the regenerated bone material pile, CO 2 The tank body 1 is introduced by adopting a lateral air inlet mode, and the adopted specific implementation mode is as follows: the CO 2 The upper end port of the air inlet pipe 12 is closed, and the CO is formed by 2 The upper pipe wall of the air inlet pipe 12 is provided with a lateral air inlet. Of course, in the CO 2 The air intake pipe 12 may be provided with a pressure reducing valve. A negative pressure suction pipe 13 is connected to the upper part of the tank 1, and the negative pressure suction pipe 13 is used for vacuum connectionThe pump is connected.
Because the bottom of the tank body 1 is provided with the blow-down pipe 11 and CO 2 The air inlet pipe 12, in order to guarantee normal test, need hang the jar body 1 in midair, a jar body 1 unsettled concrete mode is: at least three support legs 4 are arranged outside the tank body 1.
The tank cover 2 is provided with a thermometer 21, a safety valve 22 and an emptying pipe 23, and the emptying pipe 23 is provided with a pressure gauge. Therefore, the temperature and pressure conditions in the tank body 1 can be monitored, and a safety monitoring effect is achieved.
Be equipped with the multilayer supporter in the jar body 1, the multilayer supporter hang the inner wall of the jar body 1, the multilayer supporter includes a plurality of support tray subassemblies of vertical distribution.
The multilayer commodity shelf is used for layering and stacking recycled aggregate, so that a large amount of recycled aggregate is prevented from being gathered to reduce CO 2 Is a permeability of (a).
The specific implementation mode of the multi-layer commodity shelf is as follows:
the support tray assembly comprises at least three support blocks 31 and a support disc 32, wherein the support blocks 31 are fixed on the inner wall of the tank body 1, and the three support blocks 31 of the same support tray assembly are distributed in a circumferential direction and are positioned at the same horizontal height; the supporting plate 32 is approximately disc-shaped, the diameter of the supporting plate 32 is smaller than the inner diameter of the tank body 1, the supporting plate 32 is flatly paved in the tank body 1, the edge of the supporting plate 32 is lapped on the corresponding supporting block 31, a yielding gap is formed in the edge of the supporting plate 32, the yielding gap corresponds to the supporting blocks 31 one by one and is matched with the supporting blocks 31, so that the yielding gap can be guaranteed to avoid the supporting blocks 31, and the supporting plate 32 is of a grid structure. The support plate 32 may be formed in a dense net shape to directly accumulate recycled aggregate thereon; a net bag may be placed on the support plate 32, and recycled aggregate may be stacked in the net bag.
Example 2:
the structure of the regenerated aggregate accelerating carbonization device is shown in figure 4.
The present embodiment differs from embodiment 1 only in the structure of the multi-layered article carrier. The specific structure of the multilayer commodity shelf in this embodiment is:
the multi-layer commodity shelf comprises a vertically arranged material barrel 51, wherein the barrel bottom and the barrel wall of the material barrel 51 are respectively provided with a plurality of holes for passing through CO 2 The top of the material barrel 51 is provided with a circle of everting lap-joint ring 52, a lap-joint table 53 is arranged in the tank body 1, the lap-joint table 53 is close to the top of the tank body 1, and the lap-joint ring 52 is lapped on the lap-joint table 53, so that the material barrel 51 is suspended.
The multi-layer shelf also comprises a plurality of partition plates 54, wherein the partition plates 54 are in a round cake shape, a plurality of holes are formed in the partition plates, and when the recycled aggregate is piled in the material barrel 51, one partition plate 54 is placed at certain thickness at intervals to ensure that CO is produced 2 And (3) infiltration.
A more specific real-time manner of the spacer 54 is: as shown in fig. 5, the partition plate 54 is formed by buckling two circular caps, and the circular caps are provided with a plurality of holes.
The beneficial effects are that: the carbonization device can improve CO during carbonization of the recycled aggregate 2 Thereby accelerating the carbonization process and ensuring the carbonization effect on the recycled aggregate.
Finally, it should be noted that the above description is only a preferred embodiment of the present utility model, and that many similar representations can be made by those skilled in the art without departing from the spirit and scope of the claims.
Claims (8)
1. The utility model provides a regeneration aggregate accelerates carbonization device which characterized in that: comprises a tank body (1) and a tank cover (2), wherein the tank cover (2) is buckled on the tank body (1) in a sealing way, and a drain pipe (11) and CO are connected to the bottom of the tank body (1) 2 An air inlet pipe (12), a negative pressure suction pipe (13) is connected to the upper part of the tank body (1), and a thermometer (21), a safety valve (22) and an emptying pipe (23) are arranged on the tank cover (2);
be equipped with the multilayer supporter in the jar body (1), the multilayer supporter hangs the inner wall of the jar body (1), the multilayer supporter includes a plurality of support tray subassemblies of vertical distribution.
2. The recycled aggregate accelerated carbonization device according to claim 1, wherein: the support tray assembly comprises at least three support blocks (31) and one support disc (32), wherein the support blocks (31) are fixed on the inner wall of the tank body (1), the support discs (32) are tiled in the tank body (1), edges of the support discs (32) are lapped on the corresponding support blocks (31), and yielding notches are formed in the edges of the support discs (32) and correspond to the support blocks (31) one by one.
3. The recycled aggregate accelerated carbonization device according to claim 1, wherein: the CO 2 The air inlet pipe (12) is vertically arranged, and the CO 2 The upper part of the air inlet pipe (12) stretches into the tank body (1), and the CO 2 The upper end port of the air inlet pipe (12) is closed, and the CO is formed by 2 The upper pipe wall of the air inlet pipe (12) is provided with a lateral air inlet.
4. The recycled aggregate accelerated carbonization device according to claim 1, wherein: the bottom of the inner wall of the tank body (1) is an arc-shaped surface, and the concave surface of the arc-shaped surface faces upwards;
the sewage draining pipe (11) is vertically arranged, the upper end of the sewage draining pipe (11) is connected with the lowest part of the arc-shaped surface, and the pipe orifice at the upper end of the sewage draining pipe (11) is communicated with the tank body (1);
the upper end of the tank body (1) corresponding to the sewage draining pipe (11) is further provided with a pipe orifice blocking cover (14), the pipe orifice blocking cover (14) is buckled at the bottom of the tank body (1), the edge of the pipe orifice blocking cover (14) is fixedly connected with the inner wall of the tank body (1), and the pipe orifice blocking cover (14) is provided with a plurality of small holes.
5. The recycled aggregate accelerated carbonization device according to claim 1, 2, 3 or 4, wherein: the tank body (1) and the tank cover (2) are respectively provided with flanges which are matched with each other;
the tank body (1) is in butt joint with the tank cover (2) through the flange plate, and the tank body and the tank cover are connected through bolts.
6. The recycled aggregate accelerated carbonization device according to claim 1, 2, 3 or 4, wherein: a drain valve is arranged on the drain pipe (11) and is used for discharging CO 2 The air inlet pipe (12) is provided with a pressure reducing valve, and the emptying pipe (23) is provided with a pressure gauge.
7. The recycled aggregate accelerated carbonization device according to claim 1, wherein: at least three supporting legs (4) are arranged outside the tank body (1), and the supporting legs (4) suspend the tank body (1).
8. The recycled aggregate accelerated carbonization device according to claim 2, wherein: the supporting plate (32) is a grid frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321649358.8U CN220564501U (en) | 2023-06-27 | 2023-06-27 | Regenerated aggregate accelerating carbonization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321649358.8U CN220564501U (en) | 2023-06-27 | 2023-06-27 | Regenerated aggregate accelerating carbonization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220564501U true CN220564501U (en) | 2024-03-08 |
Family
ID=90103236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321649358.8U Active CN220564501U (en) | 2023-06-27 | 2023-06-27 | Regenerated aggregate accelerating carbonization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220564501U (en) |
-
2023
- 2023-06-27 CN CN202321649358.8U patent/CN220564501U/en active Active
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