CN208975413U - A kind of flue with depositing dust function - Google Patents
A kind of flue with depositing dust function Download PDFInfo
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- CN208975413U CN208975413U CN201821555360.8U CN201821555360U CN208975413U CN 208975413 U CN208975413 U CN 208975413U CN 201821555360 U CN201821555360 U CN 201821555360U CN 208975413 U CN208975413 U CN 208975413U
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- discharging pipe
- smoke discharging
- flue
- dust
- collecting box
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Abstract
The utility model relates to flue dedusting technology fields, in particular to a kind of flue with depositing dust function, for the discharge for further decreasing flue dust, the utility model includes smoke discharging pipe, its drip irrigation device is to be provided with the device for reducing dust for carrying out flue gas spray dust on the smoke discharging pipe, the device for reducing dust includes the atomizer being installed at the top of smoke discharging pipe, it is connected to atomizer and passes through the water supplying pipe of smoke discharging pipe, the water tank for being used to store water being set to outside smoke discharging pipe, it is installed on the high-pressure hydraulic pump in water tank and for water to be delivered to water supplying pipe, smoke discharging pipe is installed on close to the blower of outlet flue side, and be installed on smoke discharging pipe at cigarette for detecting dust concentration and controlling the control assembly of high-pressure hydraulic pump opening and closing, by carrying out spray atomizing to the flue dust in smoke discharging pipe, cigarette is further decreased to reach The purpose of dirt discharge amount.
Description
Technical field
The utility model relates to flue dedusting technology field, in particular to a kind of flue with depositing dust function.
Background technique
State Council's " planning of energy-saving and emission-reduction 12 " points out, to promote fine grained in power industry desulphurization denitration and atmosphere dirty
It contaminates object to administer, industrial smoke-dust prevention and cure of pollution dynamics is increased, to the maximum discharges such as thermoelectricity, steel, cement industry and coal-fired industry
Boiler implements high-effective dust-removing transformation, carries out clean manufacturing energetically, discharges to 2017 end of the year key industry Air Pollutants dense
30% or more degree decline.China's environmental problem has its source in that discharge amount is big, and utilization of resources rate is low, sulfur dioxide in flue gas,
In three nitrogen oxides, flue dust Conventional pollution discharge amounts, coal fired thermal power plant accounts for the 1/3 of total displacement, is effectively improved coal fired power generation
Factory's emission level implements minimum discharge transformation, this 3 pollutant discharge amounts can be significantly reduced, and has positive work to environment is improved
With.
On the one hand, the existing desulfurization of domestic coal-burning boiler at present, dust removal installation be according to original discharge standard design selection, by
Technical level and discharge standard limitation required at that time, be unable to satisfy the control of minimum discharge standard and had required.On the other hand, real early
Shih-chao's low emission improvement project can obtain enormous investment subsidy income, while can obtain on generated energy 200 using small
When reward, environmentally friendly electricity price on the basis of original desulphurization and denitration, dedusting electricity price again give price markup 0.01 yuan/kWh preferential policy.
So no matter from environment protection emission required angle or increase enterprise operation income angle consider, for being unsatisfactory for emission request
For built thermal power plant, desulfurization, Improvement of dust removal transformation need to be carried out to existing desulfurizer, further decreases flue dust to reach
The purpose of discharge amount.
Utility model content
The purpose of the utility model is to provide a kind of flues with depositing dust function, spray to the flue dust in smoke discharging pipe
Leaching atomization, to achieve the purpose that further decrease smoke discharge amount.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of flue with depositing dust function, including smoke discharging pipe, be provided on the smoke discharging pipe for flue gas into
The device for reducing dust of row spray dust, the device for reducing dust include being installed on atomizer at the top of smoke discharging pipe, being connected to atomization
Spray head and pass through smoke discharging pipe water supplying pipe, be set to outside smoke discharging pipe for store water water tank, be installed in water tank simultaneously
For water to be delivered to the high-pressure hydraulic pump of water supplying pipe, smoke discharging pipe is installed on close to the blower of outlet flue side and is installed on
Smoke discharging pipe at cigarette for detecting dust concentration and controlling the control assembly of high-pressure hydraulic pump opening and closing.
Through the above technical solutions, the water in water tank is passed through after water supplying pipe through atomizer to warp by high-pressure hydraulic pump
It crosses flue gas in smoke discharging pipe to be sprayed, the flue dust after spray declines because of attachment atomization particle water to be attached in smoke discharging pipe
Wall, and gas is then discharged under the guidance of blower from the smoke outlet of smoke discharging pipe, to realize flue dust and gas in flue gas
Separation, and the opening and closing of high-pressure hydraulic pump is controlled by control assembly, to further improve dust treatment efficiency
The working efficiency of atomizing dust-removing system is improved simultaneously.
The utility model is further arranged to: the control assembly includes:
Dust concentration sensor, is installed in smoke discharging pipe, for detecting the dust concentration in smoke discharging pipe, and exports cigarette
Dust concentration detected value；
First comparison circuit is coupled to the output end of dust concentration sensor to receive dust concentration detected value, and with it is pre-
If value exports the first comparison signal after being compared；
Execution circuit is coupled to the output end of the first comparison circuit and is supplied with receiving the first comparison signal and controlling high-pressure hydraulic pump
The on-off of electrical circuit.
Through the above technical solutions, when the dust concentration of smoke discharging pipe inlet is higher than the preset value of the first comparison circuit
When, the first comparison circuit exports the first comparison signal of high level, after execution circuit receives the first comparison signal of high level
The current supply circuit of high-pressure hydraulic pump is connected；When dust concentration sensor detects that dust concentration is lower than the preset value of the first comparison circuit
When, the first comparison circuit exports low level first comparison signal, after execution circuit receives low level first comparison signal
The current supply circuit of cutoff high water pump.
The utility model is further arranged to: the device for reducing dust further includes for being collected to the flue dust after spray
Collection assembly, the collection assembly include sewage draining exit on the smoke discharging pipe being opened in below atomizer, the symmetrical row of being connected to
It the bracket of dirty mouth two sides smoke discharging pipe bottom and is plugged between two brackets and is covered in sewage draining exit for after to spray
The collecting box that flue dust is collected.
Through the above technical solutions, discharged and collected by flue dust of the collection assembly to attachment atomization particle water, from
And it is convenient for the cleaning of smoke discharging pipe, and achieve the purpose that further smoke discharging pipe smoke exhaust efficiency.
The utility model is further arranged to: the smoke discharging pipe bottom, which is fixedly connected with, is connected to two brackets and collection
The sealing plate of the end of case.
Through the above technical solutions, being sealed and limiting by side of the sealing plate to collecting box, collecting box is being improved
Achieve the purpose that reducing introduced contaminants enters collecting box while convenience is installed.
The utility model is further arranged to: the collecting box is fixedly connected with abutting in smoke exhaust pipe far from one end of sealing plate
The sealing strip of road bottom.
Through the above technical solutions, since sealing strip has certain elasticity, therefore after collecting box is installed on bracket, lead to
It crosses sealing strip and pushes against smoke discharging pipe, be further reduced the generation for the phenomenon that introduced contaminants enter in collecting box.
The utility model is further arranged to: the collecting box is fixedly connected with handle far from one end of sealing plate.
Through the above technical solutions, handle facilitates the disassembly and installation of collecting box.
The utility model is further arranged to: being provided on the smoke discharging pipe and the bracket for the total of collecting box
Weight carries out detection and the detection for issuing prompt to staff prompts component.
Through the above technical solutions, working as collection by prompting component to be detected and prompted to ability is held in collecting box
When the sundries held in case is more, component prompts staff is prompted to be collected toppling over and replacing for case, to reduce sundries stream
It overflows in the generation of the phenomenon in smoke discharging pipe.
The utility model is further arranged to: the detection prompt component includes:
Pressure sensor is installed on bracket, is detected for the weight to the collecting box on bracket, and output pressure
Detected value；
Second comparison circuit is coupled to the output end of pressure sensor to receive pressure detection value, and carry out with preset value
After export the second comparison signal；
Buzzer is installed on smoke discharging pipe, for making a sound prompt；
Switching circuit is coupled to the output end of the second comparison circuit to receive the second comparison signal and control buzzer power supply
The opening and closing in circuit.
Through the above technical solutions, when the pressure detection value that pressure sensor detects is greater than the default of the second comparison circuit
When value, the current supply circuit of buzzer is connected in switching circuit, and buzzer makes a sound prompt；When the pressure that pressure sensor detects
Detected value less than the second comparison circuit preset value when, the current supply circuit of buzzer is cut off.And by the way that auditory tone cues can occur
Buzzer staff is prompted, convenient for staff in time receive detection prompt component prompt information.
In conclusion the utility model has the following beneficial effects:
(1) atomization interception is carried out to the flue dust in smoke discharging pipe by device for reducing dust, realizes point between flue dust and gas
From to further increase the treatment effeciency of the flue dust in smoke discharging pipe, that is, achieving the purpose that further decrease smoke discharge amount；
(2) processing is collected to the flue dust after the atomization spray of smoke discharging pipe by collection assembly, reaches and further mentions
The purpose of flue gas emission efficiency in high smoke discharging pipe；
(3) staff is prompted after being detected by detection prompt component to the gross mass of collecting box, is reduced
Sundries slime flux is in the generation of the phenomenon in smoke discharging pipe.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the present embodiment；
Fig. 2 is the circuit diagram of control assembly in the present embodiment；
Fig. 3 is the circuit diagram of detection prompt component in the present embodiment.
Appended drawing reference: 1, smoke discharging pipe；2, device for reducing dust；3, atomizer；4, water supplying pipe；5, water tank；6, high-pressure hydraulic pump；
7, blower；8, control assembly；9, dust concentration sensor；10, the first comparison circuit；11, execution circuit；12, collection assembly；
13, sewage draining exit；14, bracket；15, riser；16, transverse slat；17, sealing plate；18, sealing strip；19, handle；20, detection prompt component；
21, pressure sensor；22, the second comparison circuit；H, buzzer；23, switching circuit；24, collecting box.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of flue with depositing dust function, as shown in Figure 1, including smoke discharging pipe 1, arrow direction is the row of flue gas in figure
Direction is put, the end face of smoke discharging pipe 1 is rectangle, and to reduce the discharge of flue dust, is provided with device for reducing dust 2 on smoke discharging pipe 1, drops
Dirt device 2 is used to carry out spray dust to flue gas.
Device for reducing dust 2 includes the atomizer 3 for being installed on 1 top of smoke discharging pipe, is fixedly connected with water supply on atomizer 3
Pipe 4, water supplying pipe 4 passes through the tube wall of smoke discharging pipe 1, and water supplying pipe 4 extends to water tank 5, and water tank 5 is used to store water, and in water tank 5
High-pressure hydraulic pump 6 is installed, water supplying pipe 4 is connected with the water outlet of high-pressure hydraulic pump 6.And for guidance flue gas from the air inlet of smoke exhaust pipe to
Air outlet is mobile, and smoke discharging pipe 1 is provided with blower 7 close to performing a mouthful side, and control assembly 8 is equipped in smoke discharging pipe 1, controls
Component 8 processed is used to detect dust concentration and controls the opening and closing of high-pressure hydraulic pump 6.
As depicted in figs. 1 and 2, control assembly 8 includes:
Dust concentration sensor 9 is installed in smoke discharging pipe 1, for detecting the dust concentration in smoke discharging pipe 1, and it is defeated
Dust concentration detected value out；
First comparison circuit 10 is coupled to the output end of dust concentration sensor 9 to receive dust concentration detected value, and with
Preset value exports the first comparison signal after being compared；
Execution circuit 11 is coupled to the output end of the first comparison circuit 10 to receive the first comparison signal and control high pressure water
Pump the on-off of 6 current supply circuits.
First comparison circuit 10 includes comparator A, resistance R1 and resistance R2, and it is dense that the in-phase end of comparator A is coupled to flue dust
The output end of sensor 9 is spent, resistance R1 is serially connected between the reverse side of comparator A and direct current VCC, and resistance R2, which is serially connected with, to be compared
Between the reverse side and ground of device A, the voltage value at the both ends resistance R2 is the preset value of the first comparison circuit 10.
Execution circuit 11 includes triode Q1, sustained diode 1, relay KM1.Triode Q1 base stage, which is coupled to, to be compared
The output end of device A, the emitter ground connection of triode Q1, relay KM1 have coil and normally open contact, the coil of relay KM1
It is serially connected between the collector of triode Q1 and direct current VCC, the normally open contact of relay KM1 is serially connected with the confession of high-pressure hydraulic pump 6
In electrical circuit, the anode of sustained diode 1 is coupled to the collector of triode Q1, and the cathode of sustained diode 1 is coupled to directly
Galvanic electricity VCC.
When the dust concentration of 1 inlet of smoke discharging pipe is higher than the preset value of the first comparison circuit 10, the first comparison circuit
High-pressure hydraulic pump is connected after receiving the first comparison signal of high level in first comparison signal of 10 output high level, execution circuit 11
6 current supply circuit；
When dust concentration sensor 9 detects that dust concentration is lower than the preset value of the first comparison circuit 10, first compares
Circuit 10 exports low level first comparison signal, and execution circuit 11 receives cutoff high after low level first comparison signal
The current supply circuit of water pump 6.
To be easy to implement the cleaning of flue dust, to further increase the smoke exhaust efficiency of smoke discharging pipe 1, device for reducing dust 2 is also wrapped
Collection assembly 12 is included, collection assembly 12 is for being collected the flue dust after spray.
As shown in Figure 1, collection assembly 12 includes the sewage draining exit 13 being opened on the smoke discharging pipe 1 of 3 lower section of atomizer, row
1 bottom symmetrical of smoke discharging pipe of dirty 13 two sides of mouth is fixedly connected with bracket 14, and bracket 14 includes the riser extended along the vertical direction
15 and be fixedly connected on riser 15 and towards close to 13 direction of sewage draining exit extend transverse slat 16.It is plugged between two brackets 14
The upper end of collecting box 24, collecting box 24 is opening, and collecting box 24 is covered in sewage draining exit 13, and collecting box 24 is placed in two transverse slats
On 16, the side wall of collecting box 24 is connected to riser 15.To be defined convenient for the plug-in position to collecting box 24, smoke discharging pipe 1
On be fixedly connected with the sealing plate 17 extended vertically downwards, sealing plate 17 is fixedly connected on the end of two brackets 14 simultaneously.
Wherein, the upper surface of the one end of collecting box 24 far from sealing plate 17 is fixedly connected with abutting in 1 bottom of smoke discharging pipe
Sealing strip 18.In the present embodiment, sealing strip 18 is made of rubber material, since sealing strip 18 has certain elasticity, therefore is worked as
After collecting box 24 is installed on bracket 14, smoke discharging pipe 1 is pushed against by sealing strip 18, introduced contaminants is further reduced and enters collection
The generation of phenomenon in case 24.
And for convenience of the installation and removal of collecting box 24, collecting box 24 is fixedly connected with handle far from one end of sealing plate 17
19。
Meanwhile to know convenient for receiving ability of the staff to collecting box 24, set on smoke discharging pipe 1 and bracket 14
It is equipped with detection prompt component 20, detection prompt component 20 is used to carry out the total weight of collecting box 24 detection and send out staff
It prompts out.
As shown in figures 1 and 3, detection prompt component 20 includes:
Pressure sensor 21 is installed on 16 upper surface of transverse slat of one of bracket 14, for the collection on bracket 14
The weight of case 24 is detected, and output pressure detected value；
Second comparison circuit 22 is coupled to the output end of pressure sensor 21 to receive pressure detection value, and and preset value
The second comparison signal is exported after being compared；
Buzzer H is installed on smoke discharging pipe 1, for making a sound prompt；
Switching circuit 23 is coupled to the output end of the second comparison circuit 22 to receive the second comparison signal and control buzzer
The opening and closing of H current supply circuit.
Second comparison circuit 22 includes comparator B, resistance R1 and resistance R2, and the in-phase end of comparator B is coupled to pressure biography
The output end of sensor 21, resistance R3 are serially connected between the reverse side of comparator B and direct current VCC, and resistance R4 is serially connected with comparator B
Reverse side and ground between, the voltage value at the both ends resistance R4 is the preset value of the second comparison circuit 22.
Switching circuit 23 includes triode Q2 and resistance R5, and the base stage of triode Q2 is coupled to the output end of comparator B, bee
Ring device H be serially connected between the emitter and ground of triode Q2, resistance R5 be serially connected with direct current VCC and triode Q2 collector it
Between.
When the pressure detection value that pressure sensor 21 detects is greater than the preset value of the second comparison circuit 22, triode Q2
Conducting, buzzer H make a sound prompt；
When preset value of the pressure detection value that pressure sensor 21 detects less than the second comparison circuit 22, buzzer H
Current supply circuit be cut off.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of flue with depositing dust function, including smoke discharging pipe (1), it is characterised in that: be arranged on the smoke discharging pipe (1)
There is the device for reducing dust (2) for carrying out spray dust to flue gas, the device for reducing dust (2) includes being installed on smoke discharging pipe (1) top
The atomizer (3) in portion, is set to smoke discharging pipe at the water supplying pipe (4) for being connected to atomizer (3) and passing through smoke discharging pipe (1)
(1) outside the water tank (5) for being used to store water, the high-pressure hydraulic pump for being installed in water tank (5) and being used to for water being delivered to water supplying pipe (4)
(6), smoke discharging pipe (1) is installed on close to the blower (7) of outlet flue side and is installed on smoke discharging pipe (1) into being used at cigarette
Detection dust concentration and the control assembly (8) for controlling high-pressure hydraulic pump (6) opening and closing.
2. a kind of flue with depositing dust function according to claim 1, which is characterized in that control assembly (8) packet
It includes:
Dust concentration sensor (9) is installed in smoke discharging pipe (1), for detecting the dust concentration in smoke discharging pipe (1), and
Export dust concentration detected value；
First comparison circuit (10) is coupled to the output end of dust concentration sensor (9) to receive dust concentration detected value, and with
Preset value exports the first comparison signal after being compared；
Execution circuit (11) is coupled to the output end of the first comparison circuit (10) to receive the first comparison signal and control high pressure water
Pump the on-off of (6) current supply circuit.
3. a kind of flue with depositing dust function according to claim 1, it is characterised in that: the device for reducing dust (2) is also
Including the collection assembly (12) for being collected to the flue dust after spray, the collection assembly (12) includes being opened in atomization spray
Head (3) below smoke discharging pipe (1) on sewage draining exit (13), be symmetrically connected to sewage draining exit (13) two sides smoke discharging pipe (1) bottom
Bracket (14) and be plugged between two brackets (14) and be covered in sewage draining exit (13) for after spray flue dust carry out
The collecting box (24) of collection.
4. a kind of flue with depositing dust function according to claim 3, it is characterised in that: smoke discharging pipe (1) bottom
Portion is fixedly connected with the sealing plate (17) for being connected to the end of two brackets (14) and collecting box (24).
5. a kind of flue with depositing dust function according to claim 4, it is characterised in that: the collecting box (24) is separate
One end of sealing plate (17) is fixedly connected with abutting in the sealing strip (18) of smoke discharging pipe (1) bottom.
6. a kind of flue with depositing dust function according to claim 4, it is characterised in that: the collecting box (24) is separate
One end of sealing plate (17) is fixedly connected with handle (19).
7. a kind of flue with depositing dust function according to claim 3, it is characterised in that: the smoke discharging pipe (1) and
The inspection for carrying out detection for the total weight to collecting box (24) and issuing prompt to staff is provided on the bracket (14)
Survey prompt component (20).
8. a kind of flue with depositing dust function according to claim 7, which is characterized in that the detection prompts component
(20) include:
Pressure sensor (21) is installed on bracket (14), for examining to the weight of the collecting box (24) on bracket (14)
It surveys, and output pressure detected value；
Second comparison circuit (22) is coupled to the output end of pressure sensor (21) to receive pressure detection value, and and preset value
The second comparison signal is exported after being compared；
Buzzer (H) is installed on smoke discharging pipe (1), for making a sound prompt；
Switching circuit (23) is coupled to the output end of the second comparison circuit (22) to receive the second comparison signal and control buzzer
(H) opening and closing of current supply circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821555360.8U CN208975413U (en) | 2018-09-21 | 2018-09-21 | A kind of flue with depositing dust function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821555360.8U CN208975413U (en) | 2018-09-21 | 2018-09-21 | A kind of flue with depositing dust function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208975413U true CN208975413U (en) | 2019-06-14 |
Family
ID=66785118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821555360.8U Active CN208975413U (en) | 2018-09-21 | 2018-09-21 | A kind of flue with depositing dust function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208975413U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114951157A (en) * | 2022-05-27 | 2022-08-30 | 九江学院 | Device and method for removing accumulated dust in smoke exhaust pipeline of hot rolling mill |
-
2018
- 2018-09-21 CN CN201821555360.8U patent/CN208975413U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114951157A (en) * | 2022-05-27 | 2022-08-30 | 九江学院 | Device and method for removing accumulated dust in smoke exhaust pipeline of hot rolling mill |
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