CN207622786U - A kind of device judging high-temperature closed chute putty using surface temperature - Google Patents

A kind of device judging high-temperature closed chute putty using surface temperature Download PDF

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Publication number
CN207622786U
CN207622786U CN201721782991.9U CN201721782991U CN207622786U CN 207622786 U CN207622786 U CN 207622786U CN 201721782991 U CN201721782991 U CN 201721782991U CN 207622786 U CN207622786 U CN 207622786U
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China
Prior art keywords
chute
temperature
sensing element
putty
temperature measuring
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Expired - Fee Related
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CN201721782991.9U
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Chinese (zh)
Inventor
石茜文
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Shenwu Environmental Technology Co Ltd
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Shenwu Environmental Technology Co Ltd
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Priority to CN201721782991.9U priority Critical patent/CN207622786U/en
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Publication of CN207622786U publication Critical patent/CN207622786U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses a kind of devices judging high-temperature closed chute putty using surface temperature, it is equipped with chute in the feed end of chute and feeds lock hopper valve, it is equipped with chute discharging lock hopper valve in the discharge end of chute, the side wall of the chute is equipped with 3 temperature measuring points, respectively chute exit side temperature measuring point, chute middle part temperature measuring point, chute feed side temperature measuring point, each temperature measuring point is respectively equipped with temperature-sensing element, and the temperature-sensing element is connect with computing unit.It can accurately judge the generation of chute blocking phenomenon, and further Instructing manufacture operating personnel targetedly can carry out issue handling, save fault handling time.It is simple in structure, easy for installation and safe, stablize, long lifespan, will not cause to reveal since the material for generation of expanding with heat and contract with cold deforms.

Description

A kind of device judging high-temperature closed chute putty using surface temperature
Technical field
The device that the utility model is related to a kind of to judge putty for rotating destructive distillation bed discharge hole for discharge chute, more particularly to A kind of device judging high-temperature closed chute putty using surface temperature.
Background technology
Rotation destructive distillation bed be it is a kind of utilizing heating process, obtained in the substances such as coal, rubbish, biomass, tire under normal pressure The device of coal gas and tar takes the chute that the high-temp solid charcoal after coal gas and tar is mounted with sealing lock hopper valve by both ends It slides into coke cooling furnace and carries out quenching cooling.
Destructive distillation terminates the solid carbon temperature into chute at 750 DEG C or so, and impurity, especially tire destructive distillation are contained in charcoal and is produced Raw solid carbon, inside is containing impurity such as iron wires, these impurity easily cause solid carbon and blocked at trough outlet lock hopper valve, if not Timely discovery processing, the solid carbon of blocking can take chute, make rotation destructive distillation bed that can not discharge, and cause the serious consequences to stop production.
Since rotation destructive distillation bed internal temperature is more than 750 DEG C, in bed again containing largely can coal gas and tar, use two End is mounted with that the chute discharging of sealing lock hopper valve is to be still within oxygen-free seal shape in bed during ensureing rotation destructive distillation bed discharging State.
Under trough outlet lock hopper valve closing state, the chute import lock hopper valve docked with rotation destructive distillation bed discharge port is beaten It opens, the solid carbon after destructive distillation bed destructive distillation is put into chute, open after a certain period of time, chute import lock hopper valve is closed, and chute is isolated With the connection of rotation mainstream bed, trough outlet lock hopper valve is then opened, it is cold that the solid carbon for just flowing into chute is put into coke But stove.
Chute is taken when solid carbon blocks, the chute import lock hopper valve docked with rotation destructive distillation bed discharge port is easily caused to close It closes not tight, chute interior is made be connected to rotation destructive distillation bed, in this case, once opening chute progress solid carbon dredging, i.e., can Rotation destructive distillation bed is admitted air into, the serious consequences such as explosion are caused, therefore, needing to stop production during dredging cools down, and waits for that rotation is dry It evaporates when bed tempertaure is down to demolition point or less and is carrying out chute dredging.
In order to ensure safely and efficiently to produce, need to find in time, timely processing chute blocking.
In the prior art, presently, there are following technical schemes:
The prior art one:
Using hopper wall vibrator, chute blocking is reduced.Silo-wall shaker is installed on chute discharge port cell wall, when chute goes out When material mouth lock hopper valve is opened to coke cooling furnace discharge, start storehouse wall vibrator, by shaking, bulk solids carbon build-up shape, Accelerating solid charcoal flow velocity reduces the possibility of solid carbon build-up.
The shortcomings that prior art one:
For silo-wall shaker with discharging chute by bolt Hard link, the chute walls local displacement for shaking generation easily causes chute Wall is torn, and damages equipment;
Discharging lock hopper valve started work once according to every 30 seconds, kept open position to discharge for 10 seconds every time, this is 10 seconds The whole time starts silo-wall shaker, is equal to, and every 30 seconds silo-wall shakers are opened 10 seconds, stops 20 seconds, bulkhead vibrations Device easily causes burn-down of electrical machinery by motor drive, frequent start-stop;
Chute walls install the possibility that silo-wall shaker merely reduces chute discharge blockage additional, can not avoid chute completely Discharge blockage can not judge that chute discharge port has blocked, and can not be really achieved can pre- controllable purpose.
The prior art two:
Chute discharge port feed height is detected using high temperature radar levelmeter, judges chute blocking.On chute discharge port top High temperature radar levelmeter is installed in portion, judges whether accumulated excessively high object below radar levelmeter by radar microwave pulse-echo Body judges that chute discharge port blocks if detection object is excessively high.
The shortcomings that prior art two:
To avoid radar wave producer antenna from directly contacting with 750 DEG C or so of hot environment, need to keep away peace on chute top High temp glass is filled radar levelmeter and hot environment is isolated, and leads to nitrogen to glass bottom surface, the purpose of logical nitrogen has two, one It is cooling glass, the second is forming positive pressure in glass surface, prevents the tar fog in chute from condensing in glass table to the cold Face, this structure high temperature glass are that the form crimped by flange is installed on chute top and keeps away, and expand with heat and contract with cold and easily cause glass edge Edge gas leakage admits air into chute, generates dangerous;
High temperature radar levelmeter is at high price, needs time-based maintenance, later maintenance costly.
Utility model content
The purpose of this utility model is to provide a kind of device judging high-temperature closed chute putty using surface temperature.
The purpose of this utility model is achieved through the following technical solutions:
The device that high-temperature closed chute putty is judged using surface temperature of the utility model is equipped in the feed end of chute Chute feeds lock hopper valve, and chute discharging lock hopper valve is equipped in the discharge end of chute, and the side wall of the chute is equipped with multiple temperature measuring points, Each temperature measuring point is respectively equipped with temperature-sensing element, and the temperature-sensing element is connect with computing unit.
What the utility model embodiment provided it can be seen from above-mentioned technical solution provided by the utility model utilizes surface Temperature judges the device of high-temperature closed chute putty, and the phenomenon that can effectively prejudging pre-control high temperature chute putty occurs, and Operating personnel can be instructed to judge specific putty position, handled accordingly in advance, the hair for avoiding rotation destructive distillation bed failure from stopping production It is raw.Simple in structure, exercise price is relatively low, and service life is long, realizes that safety is handy, and judgement is accurate, cost-effective, reduces failure The purpose of halt production.
Description of the drawings
Fig. 1 is the knot for the device that high-temperature closed chute putty is judged using surface temperature that the utility model embodiment provides Structure schematic diagram.
In figure:
1- chutes feed lock hopper valve, 2- temperature-sensing element temperature-sensitives end, 3- chutes discharging lock hopper valve, 4- chutes, 5- temperature-sensing elements Mounting base, 6- chute exit side temperature measuring points, 7- chutes middle part temperature measuring point, 8- chute feed side temperature measuring points.
Specific implementation mode
The utility model embodiment will be described in further detail below.Do not make in the utility model embodiment in detail The content of description belongs to the prior art well known to professional and technical personnel in the field.
The device that high-temperature closed chute putty is judged using surface temperature of the utility model, preferable specific embodiment party Formula is:
It is equipped with chute in the feed end of chute and feeds lock hopper valve, chute discharging lock hopper valve, institute are equipped in the discharge end of chute The side wall for stating chute is equipped with multiple temperature measuring points, and each temperature measuring point is respectively equipped with temperature-sensing element, the temperature-sensing element and computing unit Connection.
The side wall of the chute is equipped with 3 temperature measuring points, respectively chute exit side temperature measuring point, temperature measuring point in the middle part of chute, slip Slot feed side temperature measuring point.
3 temperature measuring points set up separately at 1/6 position, 3/6 position and 5/6 position of the chute length direction.
The temperature-sensing element is fixed on the side wall of the chute, the temperature-sensitive of the temperature-sensing element by temperature-sensing element mounting base End is stretched into the chute.
The temperature-sensing element is K-type thermocouple, and the computing unit is programmable controller.
The device that high-temperature closed chute putty is judged using surface temperature of the utility model, enhancing are stifled to chute discharge port The controllability of material and safety, reduce cost.
The device that high-temperature closed chute putty is judged using surface temperature of the utility model, including temperature-sensing element are calculated Unit.
The temperature-sensing element is K-type thermocouple, and computing unit is PLC (programmable controller), temperature-sensing element acquisition temperature Signal is spent, electric signal is converted to and is connect with computing unit, according to thermal technology's mathematical model, solid carbon windrow is calculated in computing unit Position.
Chute belongs to high-temperature closed environment, and high-temp solid charcoal is entered in chute by feeding lock hopper valve, closed after 10 seconds Lock hopper valve is fed, discharging lock hopper valve is opened and high-temp solid charcoal is released to coke cooling furnace, release same 10 seconds of time, including Lock hopper valve actuation time, whole cycle totally 30 seconds, high-temp solid charcoal probably retains 20 seconds in chute.According to heat transfer original Reason, is insufficient to allow temperature in chute to reach solid carbon temperature for 20 seconds, that is, space temperature is far smaller than 750 DEG C in chute, works as hair Raw putty situation, high-temp solid charcoal surround temperature-sensing element temperature-sensitive end, and it is solid that the temperature measured by temperature-sensing element can approach rapidly high temperature Body charcoal temperature, you can utilize this principle, judge chute putty.
To realize that more temperature-sensing elements are arranged along chute length direction in the prediction of putty, anticipation, different positions in chute are measured Temperature is set, meanwhile, utilize certain point atmosphere temperature sin fitting formula in space:
In formula:Temp --- the space temperature of A points in chute, DEG C;
Pos --- the distance of A point distance charging lock hopper valves, mm;
At a distance from len, lenn --- two temperature measuring points adjacent with A points to charging lock hopper valve, mm;
Tf, tfn --- the temperature of two temperature measuring point adjacent with A points, DEG C.
A certain temperature spot temperature tendency in space is calculated, the operator station of process units is passed to, and warning is set, alarm etc. Warning level, to achieve the purpose that prejudge putty.
Specific embodiment:
As shown in Figure 1, being chute temperature-sensing element schematic view of the mounting position, chute is divided into six equal portions, in 1/6 position, 3/6 position, 5/6 location top distinguish trepanning, install K-type thermocouple, thermocouple temperature sensitive end be inserted into chute, and with chute roof Lower surface is concordant, to ensure the reaction time of thermocouple temperature sensitive, chooses the armoured thermocouple of a diameter of φ 8, armour set uses 316L Stainless steel, to meet the temperature requirement of 750 DEG C of highest.
High-temp solid charcoal is included in chute 4 through feeding lock hopper valve 1, and chute discharging is flowed to along the angle of inclination direction of chute 4 At lock hopper valve plate 3, lock hopper valve 1 to be fed is closed, and when discharging lock hopper valve 2 is opened, solid carbon flows out chute, completes a cycle rotation Furnace of becoming a cadre discharging process.
If solid carbon forms putty at discharging lock hopper valve, temperature value can be fast measured by chute exit side temperature measuring point 6 Speed increases, until it is identical as solid carbon temperature, since discharging process is period reciprocal process, then several dischargings are all Interim, solid carbon can be gradually to discharging negative direction accumulation so that at chute middle part temperature measuring point 7 and chute feed side temperature measuring point 8 Temperature also increases, this warm liter trend, it is sufficient to illustrate the putty of chute 4, and according to the temperature between temperature measuring point 6,7,8 Difference, it can be determined that whether putty position and plugging phenomenon serious, immediately remind operating personnel stop rotating destructive distillation bed bed bottom rotation Turn, closed chute feeds lock hopper valve 1, and dredging processing is carried out to chute discharge end.
To prejudge the generation of putty in advance, chute dredging processing time is minimized, certain space of points in chute can be passed through Temperature sin fitting formulas extrapolate the trend trend of certain point gradient of temperature in chute so that are in one surely when calculating temperature Ascendant trend is walked, that is, illustrates that the flowing of high-temp solid charcoal is not smooth in chute 4, has stagnation behavior, increases the heat in the unit interval Conductive quantity, at this point, can operating personnel be reminded note that the processing such as simple percussion are carried out, to increase stream of the solid carbon in chute 4 Speed avoids blocking real generation.
Utility model device can effectively prejudge the phenomenon that pre-control high temperature chute putty and occur, and can instruct to grasp Judge specific putty position as personnel, handles accordingly in advance, the generation for avoiding rotation destructive distillation bed failure from stopping production.This practicality is new Type apparatus structure is simple, and exercise price is relatively low, and service life is long, realizes that safety is handy, and judgement is accurate, cost-effective, reduces The purpose that failure stops production.
Compared with prior art, it has been had the advantage that using above-mentioned technical proposal:
Can be effective, the generation of accurate pre- pyrometry chute plugging phenomenon, provided for production operation effectively instruct according to According to, putty position can be accurately reflected, for produce operating personnel's handling failure, solve the problems, such as to race against time, reduce failure stop Produce the time;
At low cost, long lifespan, K-type thermocouple is cheap, and temperature is used for a long time and reaches as high as 960 DEG C, is hardly damaged, and And tar, the impurity such as dust do not influence it;
Temperature-sensing element is installed by high-temperature sealing material using slash, will not be become due to the material for generation of expanding with heat and contract with cold Shape and cause to reveal, avoid the generation for the safety accident that air in production process enters caused by chute.
In the utility model, the method for high-temperature closed chute putty is judged, according to heat transfer principle, utilize space heat transfer Theoretical prediction judges the generation of high-temp solid charcoal plugging phenomenon in closed chute, and there is theory to be combined with produce reality, existing Theoretical foundation, and have practical operation directive significance;The device for judging high-temperature closed chute putty, it is common by Industrial Measurement middle benefit gas K-type thermocouple is installed as temperature-sensing element, by high-temperature sealing material in the way of slash, simple in structure, of low cost Ensure that using effect.
It can accurately judge the generation of chute blocking phenomenon, and can further Instructing manufacture operating personnel be directed to Property carry out issue handling, save fault handling time.It is simple in structure, easy for installation and safe, stablize, long lifespan will not It causes to reveal due to the material deformation for generation of expanding with heat and contract with cold, it is therefore prevented that air enters the safety caused by chute by leak point The generation of accident.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not It is confined to this, any one skilled in the art can readily occur in the technical scope that the utility model discloses Change or replacement, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should Subject to the scope of protection of the claims.

Claims (5)

1. a kind of device judging high-temperature closed chute putty using surface temperature, which is characterized in that set in the feed end of chute There is chute to feed lock hopper valve, is equipped with chute discharging lock hopper valve in the discharge end of chute, the side wall of the chute is equipped with multiple thermometrics Point, each temperature measuring point are respectively equipped with temperature-sensing element, and the temperature-sensing element is connect with computing unit.
2. the device according to claim 1 for judging high-temperature closed chute putty using surface temperature, which is characterized in that institute The side wall for stating chute is equipped with 3 temperature measuring points, and respectively chute exit side temperature measuring point, chute middle part temperature measuring point, chute feed side is surveyed Warm spot.
3. the device according to claim 2 for judging high-temperature closed chute putty using surface temperature, which is characterized in that institute 3 temperature measuring points are stated to set up separately at 1/6 position, 3/6 position and 5/6 position of the chute length direction.
4. the device according to claim 3 for judging high-temperature closed chute putty using surface temperature, which is characterized in that institute State the side wall that temperature-sensing element is fixed on the chute by temperature-sensing element mounting base, the temperature-sensitive end of the temperature-sensing element is stretched into described In chute.
5. the device according to any one of claims 1 to 4 for judging high-temperature closed chute putty using surface temperature, special Sign is that the temperature-sensing element is K-type thermocouple, and the computing unit is programmable controller.
CN201721782991.9U 2017-12-19 2017-12-19 A kind of device judging high-temperature closed chute putty using surface temperature Expired - Fee Related CN207622786U (en)

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CN201721782991.9U CN207622786U (en) 2017-12-19 2017-12-19 A kind of device judging high-temperature closed chute putty using surface temperature

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Application Number Priority Date Filing Date Title
CN201721782991.9U CN207622786U (en) 2017-12-19 2017-12-19 A kind of device judging high-temperature closed chute putty using surface temperature

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109443581A (en) * 2018-12-05 2019-03-08 江苏永钢集团有限公司 A kind of active coke desulphurizing elephant trunk material jam automatic detection device
CN109581533A (en) * 2018-12-05 2019-04-05 江苏永钢集团有限公司 A kind of active coke desulphurizing elephant trunk putty detection method
CN116080477A (en) * 2023-04-10 2023-05-09 陕西汽车集团股份有限公司 SOH prediction method for electric vehicle power battery based on real vehicle data

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109443581A (en) * 2018-12-05 2019-03-08 江苏永钢集团有限公司 A kind of active coke desulphurizing elephant trunk material jam automatic detection device
CN109581533A (en) * 2018-12-05 2019-04-05 江苏永钢集团有限公司 A kind of active coke desulphurizing elephant trunk putty detection method
CN116080477A (en) * 2023-04-10 2023-05-09 陕西汽车集团股份有限公司 SOH prediction method for electric vehicle power battery based on real vehicle data

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20180717

Termination date: 20181219