CN205662440U - A inferior critical reaction device for mud decomposes - Google Patents
A inferior critical reaction device for mud decomposes Download PDFInfo
- Publication number
- CN205662440U CN205662440U CN201620228707.2U CN201620228707U CN205662440U CN 205662440 U CN205662440 U CN 205662440U CN 201620228707 U CN201620228707 U CN 201620228707U CN 205662440 U CN205662440 U CN 205662440U
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- Prior art keywords
- tank
- mud
- group
- charging aperture
- preheating
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- Treatment Of Sludge (AREA)
Abstract
The utility model relates to an inferior critical reaction device for mud decomposes, the device includes: inferior critical reaction jar group, inferior critical reaction jar group is used for carrying out the high temperature pressurization to the primary sludge, makes the inferior critical state of primary sludge entering carry out the schizolysis and obtains the mud lysate, heating device, heating device with inferior critical reaction jar group links to each other, is used for doing inferior critical reaction jar group provides the heat. The utility model discloses a carrying out the schizolysis again after making the primary sludge get into inferior critical state, making the biological cell of the overwhelming majority in the primary sludge break, intercellular space water and adsorbed water are released, and long -chain organic matter strand will split, and solid -state mud is liquefied, makes the schizolysis of primary sludge more abundant, and cracking effect is good, and the process is simple.
Description
Technical field
This utility model relates to Treatment of Sludge skill field, is specifically related to a kind of subcritical reaction for sludge disintegration and fills
Put.
Background technology
Mud, when carrying out drying sludge, is directly thermally dried by existing sludge drying mechanism, and obtain is dried
Mud still contains a lot of organic substance or pollutant, is discharged to outdoor and is likely to result in environmental pollution.
Utility model content
Technical problem to be solved in the utility model is for the deficiencies in the prior art, it is provided that a kind of for sludge disintegration
Subcritical reaction device.
The technical scheme that this utility model solves above-mentioned technical problem is as follows: a kind of subcritical reaction for sludge disintegration
Device, including:
Subcritical reaction tank group, described subcritical reaction tank group, for primary sludge is carried out high-temperature pressurizing, makes original dirt
Mud entrance subcritical state carries out cracking and obtains mud lysate；
Heater, described heater is connected with described subcritical reaction tank group, is used for as described subcritical reaction tank
Group provides heat.
The beneficial effects of the utility model are: this utility model is carried out after entering subcritical state by making primary sludge again
Cracking, makes the biological cell of the overwhelming majority in primary sludge to rupture, and intercellular Interstitial Water and absorption water are released,
Long-chain organic molecule chain will rupture, and the mud of solid-state is liquefied, and the cracking making primary sludge is the most abundant, and lytic effect
Good, process is simple.
On the basis of technique scheme, this utility model can also do following improvement.
Further, described subcritical reaction tank group includes:
Preheating can group, described preheating can group is for preheating primary sludge；
Heating tank group, described heating tank group is connected with described preheating can group and described heater respectively by pipeline, uses
In primary sludge is carried out high-temperature pressurizing, make primary sludge entrance subcritical state carry out cracking and obtain mud lysate.
Above-mentioned further scheme is used to provide the benefit that: by arranging preheating can group and heating tank group, first to original dirt
Mud preheats, then heats it, improves the thermal cracking efficiency of primary sludge, has saved the energy.
Further, it is provided with many in described preheating can group and returns mud pipe, return between mud pipe described in many and described time mud pipe
And the gap between described preheating can group inside sidewalls face is formed into mud passage；The two ends of described preheating can group offer respectively
One charging aperture and the first discharging opening, the two ends of described time mud pipe offer the second charging aperture and the second discharging opening respectively；Described former
Beginning mud enters in preheating can group from described first charging aperture；
Offering the 3rd charging aperture and the 3rd discharging opening in described heating tank group, described 3rd charging aperture passes through pipeline and institute
Stating the first discharging opening to be connected, described 3rd discharging opening is connected with described second charging aperture by pipeline.
Above-mentioned further scheme is used to provide the benefit that: by setting into mud passage in preheating can group and returning mud pipe,
Produce mud lysate by the cracking of heating tank group the primary sludge entered in mud passage is preheated, energy-conserving and environment-protective, heat profit
With fully.
Further, described heating tank group includes multiple heating tank by placed in series, in the heating tank of series connection, is positioned at two
The 3rd charging aperture and the 3rd discharging opening is offered respectively on the heating tank of end；Release drum is installed on described heating tank, described
3rd discharge outlet of heating tank is provided with thermometer；
Described heater includes multiple heat conduction oil tank and heat-conducting oil furnace；One all it is coated with outside each described heating tank
Heat conduction oil tank, leaves space between described heating tank and the heat conduction oil tank being coated on its outer wall, each heating tank be coated on it
Space between the heat conduction oil tank of outer wall is interconnected；Described heat-conducting oil furnace is connected with described space by petroleum pipeline.
Above-mentioned further scheme is used to provide the benefit that: to be passed through by the space between heat conduction oil tank and heat-conducting oil furnace
Heat conduction oil tank is heated by conduction oil, is enveloped by the outer wall of whole heat conduction oil tank, heats full and uniform；Unloaded by setting
Pressure drum and thermometer, be conducive to the fluid state in monitoring heating tank and mud extraction temperature.
Further, also include:
First storage mud tank, described first storage mud tank offers the first gas discharge outlet, the 4th charging aperture and the 4th discharging
Mouthful, described 4th charging aperture is connected with described second discharging opening by total sludge out pipe, and described mud lysate passes through the 4th discharging
Mouth is discharged；
Cooler, described cooler is arranged on the pipeline between described first storage mud tank and described second discharging opening or sets
Put and store up in mud tank described first；
Second storage mud tank, described second storage mud tank is connected with described first charging aperture by pipeline, and the second storage mud tank is opened
It is provided with the second gas discharge outlet.
Above-mentioned further scheme is used to provide the benefit that: by arranging the first storage mud tank, can split through High Temperature High Pressure
The mud solved is collected；By arranging cooler, mud lysate can be carried out effective temperature-reducing process.
Further, the bottom of described second storage mud tank is provided with plunger displacement pump, and described plunger displacement pump passes through pipeline and described first
Charging aperture is connected, and the pipeline of described plunger displacement pump both sides is provided with check valve.
Above-mentioned further scheme is used to provide the benefit that: by arranging plunger displacement pump at the second storage mud pot bottom, and at post
Installing the transmission of check valve, beneficially primary sludge on the pipeline of plug pump both sides, the setting of check valve can be prevented effectively from mud and return
Stream.
Further, described heating tank and preheating can group outer wall are equipped with heat-insulation layer.
Above-mentioned further scheme is used to provide the benefit that: by arranging heat-insulation layer, when can avoid preheating and heating, heat
Run off.
Accompanying drawing explanation
Fig. 1 is the attachment structure schematic diagram of this utility model embodiment；
Fig. 2 is the structure for amplifying schematic diagram in A portion and B portion in Fig. 1.
In accompanying drawing, the list of parts representated by each label is as follows:
1, subcritical reaction tank group；11, preheating can group；111, mud passage is entered；112, mud pipe is returned；1121, high-pressure nozzle；
113, total sludge out pipe；114, preheating can；12, heating tank group；121, heating tank；122, release drum；123, thermometer；124, pressure
Power table；2, heater；21, heat conduction oil tank；22, heat-conducting oil furnace；23, space；3, the first storage mud tank；31, the first gas discharge
Mouthful；4, cooler；5, the second storage mud tank；51, plunger displacement pump；52, check valve；53, the second gas discharge outlet；A, preheating can transversal
Face structure chart.
Detailed description of the invention
Being described principle of the present utility model and feature below in conjunction with accompanying drawing, example is served only for explaining this practicality
Novel, it is not intended to limit scope of the present utility model.
As it is shown in figure 1, present embodiments provide a kind of subcritical reaction device for sludge disintegration, including:
Subcritical reaction tank group 1, subcritical reaction tank group 1, for primary sludge is carried out high-temperature pressurizing, makes primary sludge
Entrance subcritical state carries out cracking and obtains mud lysate；
Heater 2, heater 2 is connected with subcritical reaction tank group 1, for providing heat for subcritical reaction tank group 1
Amount；
First storage mud tank 3, the first storage mud tank 3 offers the first gas discharge outlet the 31, the 4th charging aperture and the 4th discharging
Mouthful, the 4th charging aperture is connected with the second discharging opening by total sludge out pipe 113, and mud lysate is discharged by the 4th discharging opening；
Cooler 4, cooler 4 is arranged on the pipeline between the first storage mud tank 3 and the second discharging opening or is arranged on first
In storage mud tank 3；By arranging cooler, mud lysate can be carried out effective temperature-reducing process；
Second storage mud tank 5, the second storage mud tank 5 is connected by pipeline and the first charging aperture, and the second storage mud tank 5 offers the
Two gas discharge outlets 53.The bottom of the second storage mud tank 5 is provided with plunger displacement pump 51, and plunger displacement pump 51 is by pipeline and the first charging aperture phase
Even, the pipeline of plunger displacement pump 51 both sides is provided with check valve 52.It is equipped with insulation on heating tank 121 and preheating can group 11 outer wall
Layer.By arranging plunger displacement pump at the second storage mud pot bottom, and check valve is installed on the pipeline of plunger displacement pump both sides, the most original
The transmission of mud, the setting of check valve can be prevented effectively from sludge reflux.
The present embodiment, by making primary sludge crack after entering subcritical state, makes the biggest portion in primary sludge again
The biological cell divided can rupture, and intercellular Interstitial Water and absorption water are released, and long-chain organic molecule chain will rupture, Gu
The mud of state is liquefied, and the cracking making primary sludge is the most abundant, and lytic effect is good, and process is simple.
As it is shown in figure 1, the subcritical reaction tank group 1 of the present embodiment includes:
Preheating can group 11, preheating can group 11 is for preheating primary sludge；
Heating tank group 12, heating tank group 12 is connected with preheating can group 11 and heater 2 respectively by pipeline, for former
Beginning mud carries out high-temperature pressurizing, makes primary sludge entrance subcritical state carry out cracking and obtains mud lysate.Heating tank is with pre-
It is equipped with heat-insulation layer on hot tank group outer wall, when can avoid preheating and heating, heat losses.
As depicted in figs. 1 and 2, preheating can group 11 is formed by placed in series by multiple preheating cans 114, and the present embodiment uses
5 preheating cans.In Fig. 1, A is the cross-sectional structure schematic diagram of each preheating can 114 of preheating can group 11；Set in preheating can group 11
Being equipped with many and return mud pipe 112, many are returned between mud pipe 112 and return the seam between mud pipe 112 and preheating can group 11 inside sidewalls face
Gap is formed into mud passage 111；The two ends of preheating can group 11 offer the first charging aperture and the first discharging opening respectively, return mud pipe 112
Two ends offer the second charging aperture and the second discharging opening respectively, the second discharge outlet connects high-pressure nozzle 1121；Original dirt
Mud enters in preheating can group 11 from the first charging aperture.By setting into mud passage in preheating can group and returning mud pipe, by heating
The cracking of tank group produces mud lysate and preheats the primary sludge entered in mud passage, and energy-conserving and environment-protective, Btu utilization is abundant.
In Fig. 1, heating tank group 12 offering the 3rd charging aperture and the 3rd discharging opening, the 3rd charging aperture is by pipeline and the
One discharging opening is connected, and the 3rd discharging opening is connected by pipeline and the second charging aperture.
In Fig. 1, heating tank group 12 includes multiple heating tank 121 by placed in series, and the present embodiment uses 5 heating
Tank；In the heating tank 121 of series connection, it is positioned on the heating tank 121 at two ends and offers the 3rd charging aperture and the 3rd discharging opening respectively；Add
Release drum 122 is installed on hot tank 121, release drum 122 is provided with Pressure gauge 124, the 3rd discharging opening of heating tank 121
Place is provided with thermometer 123；
In Fig. 1, heater 2 includes multiple heat conduction oil tank 21 and heat-conducting oil furnace 22；All it is coated with outside each heating tank 121
There is a heat conduction oil tank 21, between heating tank 121 and the heat conduction oil tank 21 being coated on its outer wall, leave space 23, each heating tank
Space 23 between 121 and the heat conduction oil tank 21 being coated on its outer wall is interconnected；Heat-conducting oil furnace 22 is by petroleum pipeline and space
23 are connected.It is passed through conduction oil by the space between heat conduction oil tank and heat-conducting oil furnace heat conduction oil tank is heated, will
The outer wall of whole heat conduction oil tank envelopes, and heats full and uniform；By arranging release drum and thermometer, be conducive to monitoring heating
Fluid state in tank and mud extraction temperature.
Present embodiments provide a kind of method using above-mentioned sludge disintegration device to carry out sludge disintegration, particularly as follows: will
The primary sludge of moisture content 70%-80% carries out high-temperature pressurizing, makes primary sludge entrance subcritical state carry out cracking and obtains dirt
Mud lysate.The cracking temperature of primary sludge is more than 300 DEG C, and cracking pressure is more than 10MPa.
The cracking of primary sludge includes preheating and pyrolysis, and warm is that the heat utilizing mud lysate is to primary sludge
Preheat；Pyrolysis is for carrying out high-temperature pressurizing to the primary sludge after preheating；After pyrolyzing sludge liquid preheating primary sludge, its temperature
It is down to less than 80 DEG C.
Cool down and discharge in entering cooler after pyrolyzing sludge liquid preheating primary sludge, the pyrolyzing sludge liquid after cooling
Temperature be down to less than 50 DEG C.
The present embodiment, by making primary sludge crack after entering subcritical state, makes the biggest portion in primary sludge again
The biological cell divided can rupture, and intercellular Interstitial Water and absorption water are released, and long-chain organic molecule chain will rupture, Gu
The mud of state is liquefied, and the cracking making primary sludge is the most abundant, and lytic effect is good, and process is simple.
The work process of the present embodiment is, first passes through screw pump and is pumped into by primary sludge in the second storage mud tank, then passes through
Primary sludge in second storage mud tank is entered in mud passage by what pipeline was sent to preheating can group by plunger displacement pump, plunger displacement pump both sides
Pipeline is provided with check valve, and the setting of check valve can avoid sludge reflux.Enter the mud in mud passage and carry out pre-in preheating can
After heat, entering in heating tank and heat, primary sludge is cracked into mud lysate under the high temperature and high pressure environment in heating tank,
Mud lysate enters preheating primary sludge in preheating can by returning mud pipe, after mud lysate has preheated primary sludge, self
Heat is down to less than 80 DEG C, then passes through back the high-pressure nozzle ejection of mud pipe, in total sludge out pipe enters the first storage mud tank.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in guarantor of the present utility model
Within the scope of protecting.
Claims (6)
1. the subcritical reaction device for sludge disintegration, it is characterised in that including:
Subcritical reaction tank group (1)；
Heater (2), described heater (2) is connected with described subcritical reaction tank group (1)；
Described subcritical reaction tank group (1) including:
For the preheating can group (11) that primary sludge is preheated；
For primary sludge being carried out the heating tank group (12) of high-temperature pressurizing, described heating tank group (12) by pipeline respectively with institute
State preheating can group (11) to be connected with described heater (2).
A kind of subcritical reaction device for sludge disintegration, it is characterised in that described preheating can
It is provided with many in group (11) and returns mud pipe (112), return between mud pipe (112) described in many and described time mud pipe (112) is with described
Gap between preheating can group (11) inside sidewalls face is formed into mud passage (111)；The two ends of described preheating can group (11) are respectively
Offering the first charging aperture and the first discharging opening, the two ends of described time mud pipe (112) offer the second charging aperture and second respectively
Discharging opening；Described primary sludge enters in preheating can group (11) from described first charging aperture；
Offering the 3rd charging aperture and the 3rd discharging opening on described heating tank group (12), described 3rd charging aperture passes through pipeline and institute
Stating the first discharging opening to be connected, described 3rd discharging opening is connected with described second charging aperture by pipeline.
A kind of subcritical reaction device for sludge disintegration, it is characterised in that described heating tank
Group (12) includes multiple heating tank by placed in series (121), in the heating tank (121) of series connection, is positioned at the heating tank at two ends
(121) the 3rd charging aperture and the 3rd discharging opening are offered on respectively；Release drum (122) is installed on described heating tank (121),
3rd discharge outlet of described heating tank (121) is provided with thermometer (123)；
Described heater (2) includes multiple heat conduction oil tank (21) and heat-conducting oil furnace (22)；Each described heating tank (121) is outward
All it is coated with a heat conduction oil tank (21), leaves between described heating tank (121) and the heat conduction oil tank (21) being coated on its outer wall
Space (23), the space (23) between each heating tank (121) and the heat conduction oil tank (21) being coated on its outer wall is interconnected；Institute
State heat-conducting oil furnace (22) to be connected with described space (23) by petroleum pipeline.
4. according to the subcritical reaction device for sludge disintegration a kind of described in Claims 2 or 3, it is characterised in that also include:
First storage mud tank (3), described first storage mud tank (3) offers the first gas discharge outlet (31), the 4th charging aperture and the
Four discharging openings, described 4th charging aperture is connected with described second discharging opening by total sludge out pipe (113), and described mud lysate leads to
Cross the 4th discharging opening to discharge；
Cooler (4), described cooler (4) is arranged on the pipeline between described first storage mud tank (3) and described second discharging opening
Go up or be arranged in described first storage mud tank (3)；
Second storage mud tank (5), described second storage mud tank (5) is connected with described first charging aperture by pipeline, described second storage mud
The second gas discharge outlet (53) is offered on tank (5).
A kind of subcritical reaction device for sludge disintegration, it is characterised in that described second storage
The bottom of mud tank (5) is provided with plunger displacement pump (51), and described plunger displacement pump (51) is connected with described first charging aperture by pipeline, described
Check valve (52) is installed on the pipeline of plunger displacement pump (51) both sides.
A kind of subcritical reaction device for sludge disintegration, it is characterised in that described heating tank
(121) and it is equipped with heat-insulation layer on preheating can group (11) outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620228707.2U CN205662440U (en) | 2016-03-23 | 2016-03-23 | A inferior critical reaction device for mud decomposes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620228707.2U CN205662440U (en) | 2016-03-23 | 2016-03-23 | A inferior critical reaction device for mud decomposes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205662440U true CN205662440U (en) | 2016-10-26 |
Family
ID=57164177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620228707.2U Expired - Fee Related CN205662440U (en) | 2016-03-23 | 2016-03-23 | A inferior critical reaction device for mud decomposes |
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| Country | Link |
|---|---|
| CN (1) | CN205662440U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107746723A (en) * | 2017-11-06 | 2018-03-02 | 沈阳航空航天大学 | A kind of method that sludge liquefaction prepares bio-fuel |
-
2016
- 2016-03-23 CN CN201620228707.2U patent/CN205662440U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107746723A (en) * | 2017-11-06 | 2018-03-02 | 沈阳航空航天大学 | A kind of method that sludge liquefaction prepares bio-fuel |
| CN107746723B (en) * | 2017-11-06 | 2020-04-10 | 沈阳航空航天大学 | Method for preparing biofuel by liquefying sludge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161026 Termination date: 20180323 |