CN208857324U - Static pressure of furnace stack measuring system - Google Patents
Static pressure of furnace stack measuring system Download PDFInfo
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- CN208857324U CN208857324U CN201821520322.9U CN201821520322U CN208857324U CN 208857324 U CN208857324 U CN 208857324U CN 201821520322 U CN201821520322 U CN 201821520322U CN 208857324 U CN208857324 U CN 208857324U
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Abstract
The utility model relates to a kind of static pressure of furnace stack measuring system.The static pressure of furnace stack measuring system includes pressurized tank, pressure regulator cubicle, purge circuit, pressure transmitter, controller and anti-blowpipe.Pressurized tank is provided with into pressure mouth and multiple pressure mouths out.Pressure regulator cubicle is connect into pressure mouth with gas source supply device, the pressure mouth out of pressure regulator cubicle and connecting into pressure mouth for pressurized tank.Purge circuit be provided with it is multiple, multiple purge circuits into pressure mouth respectively with pressurized tank it is multiple go out pressure mouths connect, multiple purge circuits go out pressure mouth respectively with shaft be arranged multiple pressure tappings connect.Pressure transmitter is provided with multiple, and multiple pressure transmitters are connect with multiple pressure tappings respectively.Controller is connect with multiple pressure transmitters.Anti-blowpipe is connect into pressure mouth with the pressure mouth that goes out of pressure regulator cubicle, and the pressure mouth that goes out of anti-blowpipe is connect with multiple pressure tappings respectively.It can guarantee being normally carried out for Static Pressure Distribution In The B. F. Shaft measurement by the static pressure that the static pressure of furnace stack measuring system detects shaft.
Description
Technical field
The utility model relates to technical field of steel production, in particular to a kind of static pressure of furnace stack measuring system.
Background technique
Blast furnace ironmaking process be furnace charge constantly decline and Gas Flow constantly rise move toward one another in carry out.It keeps
Blast furnace is stablized, it is necessary to maintain Gas Flow in furnace to have preferable distribution, that is, stock column in furnace is kept to have preferable gas permeability.And it counts
The method for calculating permeability of stock column in furnace is detection Static Pressure Distribution In The B. F. Shaft.In the prior art, the difficulty for detecting Static Pressure Distribution In The B. F. Shaft is to take
It presses hole to be easy blocking, especially is easy to say pressure port close to the slagging band of soft heat, dust and fusant in the pressure port of restoration of lower stack
Blocking, so that Static Pressure Distribution In The B. F. Shaft measurement can not be normally carried out.
Utility model content
In view of this, the purpose of the utility model is to provide a kind of static pressure of furnace stack measuring systems to solve the above problems.
Static pressure of furnace stack measuring system provided by the utility model includes pressurized tank, pressure regulator cubicle, purge circuit, pressure change
Send device, controller and anti-blowpipe；
The pressurized tank is provided with into pressure mouth and multiple pressure mouths out；
The pressure regulator cubicle connect into pressure mouth with gas source supply device, the pressure regulator cubicle press out mouth with it is described
Pressurized tank is connected into pressure mouth；
The purge circuit be provided with it is multiple, multiple purge circuits into pressure mouth it is multiple with the pressurized tank respectively
The pressure mouth that goes out of pressure mouth connection out, multiple purge circuits is connect with multiple pressure tappings of shaft setting respectively；
The pressure transmitter is provided with multiple, multiple pressure transmitters multiple taking with shaft setting respectively
Press mouth connection；
The controller is connect with multiple pressure transmitters；
The anti-blowpipe is connect into pressure mouth with the pressure mouth that goes out of the pressure regulator cubicle, and the anti-blowpipe goes out pressure mouth difference
It is connect with multiple pressure tappings of shaft setting.
Further, the anti-blowpipe includes blowback tube body and blowback control valve；
The blowback control valve is set on the blowback tube body, to control the on-off of the anti-blowpipe.
Further, the purge circuit includes flowmeter and permanent flow valve, and the permanent flow valve includes constant current chamber, and goes out to press
The negative pressure cavity that mouth is connect with the constant current chamber；
The flowmeter into pressure mouth respectively with the pressurized tank go out pressure mouth and the negative pressure cavity into pressure mouth connect, institute
State the pressure mouth out of flowmeter and connecting into pressure mouth for the constant current chamber；
The pressure mouth that goes out of the constant current chamber is connect with the pressure tappings that the shaft is arranged.
Further, the purge circuit further includes check-valves；
The check-valves is connect into pressure mouth with the pressure mouth that goes out of the constant current chamber, and the check-valves goes out pressure mouth and the furnace
The pressure tappings connection of body setting, to connect the pressure tappings for going out pressure mouth and shaft setting of the constant current chamber.
Further, the static pressure of furnace stack measuring system further includes first support；
The flowmeter and the permanent flow valve are set in the first support.
Further, the purge circuit further includes exhaust-valve；
The import of the exhaust-valve is connect with the evacuation port that the shaft is arranged, the outlet of the exhaust-valve and the constant current
Chamber goes out pressure mouth connection.
Further, the purge circuit further includes circuit control valve；
The circuit control valve be set to the flowmeter into pressure mouth and the pressurized tank go out pressure mouth between, with connection
The pressure mouth out into pressure mouth and the pressurized tank of the flowmeter.
Further, the static pressure of furnace stack measuring system further includes deslagging ball valve；
The pressurized tank is additionally provided with slag-drip opening, and the deslagging ball valve is set to the slag-drip opening.
Further, the static pressure of furnace stack blow device further includes second support；
The pressure transmitter is set in the second support.
Further, the pressure regulator cubicle is Self-operated pressure regulator cubicle
Static pressure of furnace stack measuring system provided by the utility model includes pressurized tank, pressure regulator cubicle, purge circuit, pressure change
Send device, controller and anti-blowpipe.Wherein, the pressurized tank is provided with into pressure mouth and multiple pressure mouths out.The pressure regulator cubicle
Connect into pressure mouth with gas source supply device, the pressure regulator cubicle go out to press mouth and the pressurized tank into pressing mouth to connect.It is described
Purge circuit be provided with it is multiple, multiple purge circuits into pressure mouth respectively with the pressurized tank it is multiple go out pressure mouths connect,
The pressure mouth that goes out of multiple purge circuits is connect with multiple pressure tappings of shaft setting respectively.The pressure transmitter is provided with more
A, multiple pressure transmitters are connect with multiple pressure tappings of shaft setting respectively.The controller with it is multiple described
Pressure transmitter connection.The anti-blowpipe is connect into pressure mouth with the pressure mouth that goes out of the pressure regulator cubicle, and the anti-blowpipe goes out
Pressure mouth is connect with multiple pressure tappings of shaft setting respectively.It, can be by multiple in the detection process of Static Pressure Distribution In The B. F. Shaft
Purge circuit respectively continuously purges multiple pressure tappings of shaft setting, to avoid multiple pressure hole plugs, to protect
Card Static Pressure Distribution In The B. F. Shaft measurement is normally carried out.Further, when the controller is come out of the stove by the Static Pressure Distribution In The B. F. Shaft judgement of detection
When interior permeability of stock column is poor, a large amount of blowbacks can also be carried out to stock column in furnace by anti-blowpipe, improve the ventilative of stock column in furnace
Property, so that blast furnace be kept to stablize.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and being implemented in accordance with the contents of the specification, and in order to allow above and other purpose, feature of the utility model
It can be more clearly understood with advantage, it is special below to lift specific embodiment of the present utility model.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described.It should be appreciated that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is a kind of structural schematic diagram of static pressure of furnace stack measuring system provided by the embodiment of the utility model.
Fig. 2 is the structural schematic diagram of pressurized tank shown in Fig. 1.
Fig. 3 is a kind of pressure pipe provided by the embodiment of the utility model in the set-up mode schematic diagram of shaft.
Fig. 4 is the side view of purge circuit in static pressure of furnace stack measuring system shown in Fig. 1.
Icon: 10- static pressure of furnace stack measuring system；100- pressurized tank；110- into pressure mouth；120- goes out to press mouth；130- slag-drip opening；
200- pressure regulator cubicle；300- purge circuit；310- flowmeter；320- permanent flow valve；321- constant current chamber；322- negative pressure cavity；330-
Check-valves；340- exhaust-valve；The circuit 350- control valve；400- pressure transmitter；500- anti-blowpipe；510- blowback tube body；
520- blowback control valve；600- first support；700- second support；800- deslagging ball valve；20- shaft；30- pressure pipe.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be with a variety of different configurations
To arrange and design.Therefore, below the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit
The range of claimed invention processed, but it is merely representative of the selected embodiment of the utility model.It is practical new based on this
The embodiment of type, those skilled in the art's every other embodiment obtained without making creative work,
It fall within the protection scope of the utility model.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
Fig. 1, Fig. 2 and Fig. 3 are please referred to, the utility model embodiment provides a kind of static pressure of furnace stack measuring system 10, the furnace
Body static pressure measurement system 10 includes pressurized tank 100, pressure regulator cubicle 200, purge circuit 300, pressure transmitter 400, controller
(not shown) and anti-blowpipe 500.
Wherein, the pressurized tank 100 is provided with into pressure mouth 110 and multiple pressure mouths 120 out.The pressure regulator cubicle 200
Connect into pressure mouth 110 with gas source supply device, the pressure regulator cubicle 200 go out to press mouth 120 and the pressurized tank 100 into pressure
Mouth 110 connects.In addition, the pressure regulator cubicle 200 can be Self-operated pressure regulator cubicle 200 in the present embodiment.Further
Ground, in the present embodiment, the purge circuit 300 be provided with it is multiple, multiple purge circuits 300 into pressure mouth 110 respectively with
The multiple of the pressurized tank 100 go out mouth 120 is pressed to connect, and the pressure mouth 120 that goes out of multiple purge circuits 300 is set with shaft 20 respectively
The multiple pressure tappings connection set, for being blown into gas into furnace.The pressure transmitter 400 is provided with multiple, multiple pressures
Power transmitter 400 is connect with multiple pressure tappings of the shaft 20 setting respectively, for detecting furnace pressure value.The controller
It is connect with multiple pressure transmitters 400, the furnace pressure value for being obtained according to the pressure transmitter 400 detection judges
The gas permeability of stock column in furnace.The anti-blowpipe 500 is connect into pressure mouth 110 with the pressure mouth 120 that goes out of the pressure regulator cubicle 200,
The pressure mouth 120 that goes out of the anti-blowpipe 500 is connect with multiple pressure tappings of the shaft 20 setting respectively, in the controller
By the judgement of 20 static pressure of shaft of detection come out of the stove interior permeability of stock column it is poor when, a large amount of blowbacks are carried out to stock column in furnace, are improved
The gas permeability of stock column in furnace, so that blast furnace be kept to stablize.
It should be noted that the pressure tappings that the shaft 20 is arranged can be four when actual implementation, it is also possible to eight
A or other numbers.In the present embodiment, the pressure tappings that the shaft 20 is arranged are eight, and eight pressure tappings are divided into first
Group is with second group, and pressure tappings described in first group include four, and four pressure tappings are set to the arrangement mode of annular array
The shaft 20, pressure tappings described in second group equally include four, and four pressure tappings are equally with the arrangement side of annular array
Formula is set to the shaft 20, and setting position of the position higher than pressure tappings described in first group is arranged in pressure tappings described in second group.
In addition, pressure pipe 30 is provided in the pressure tappings that the shaft 20 is arranged, that is, the purge circuit 300 in the present embodiment
The pressure mouth 120 that goes out connect with the pressure tappings that shaft 20 be arranged by the pressure pipe 30, described in the pressure transmitter 400 passes through
Pressure pipe 30 is connect with the pressure tappings that the shaft 20 is arranged, and the anti-blowpipe 500 goes out pressure mouth 120 also by the pressure pipe
30 connect with the pressure tappings of the shaft 20 setting.
Below by by taking a certain purge circuit 300 in multiple purge circuits 300 as an example, to passing through the static pressure of furnace stack
The working principle that measuring system 10 detects 20 static pressure of shaft is sketched.
Regard shaft 20 as one have pressure vessel, have when being blown into the gas higher than furnace pressure inside pressure vessel to this,
PIt blowsWith PFurnaceBetween have proportionate relationship shown in formula (1).
PIt blows-PFurnace=KZQ (1)
Wherein, K is constant factor, and Z is on-way resistance, and after the scavenging conduit of purge circuit 300 determines, Z is also constant, Q
For purge gas flow, purged if it is constant flow, then Q is also constant.
Because K, Z, Q are constant, KZQ is also a constant, is expressed as Δ P, that is, crushing, then purging formula
Are as follows:
PIt blows-PFurnace=Δ P (2)
Namely:
PFurnace=PIt blows-ΔP (3)
During the actual measurement of 20 static pressure of shaft, Δ P is obtained without calculating method, but is obtained with blow off method: being stopped
After being only blown into gas into furnace, PIt blowsAnd PFurnaceIt is approximately equal, that is, purging pressure and furnace pressure be considered as equal, thus obtains
Obtain PIt blows, with the P for stopping being blown into furnace before gasIt blowsIt subtracts stopping and is blown into the P after gas into furnaceIt blowsΔ P value is obtained, this
Afterwards, Δ P value is substituted into you can get it the furnace pressure value of formula 3.In the present embodiment, stop being blown into the P before gas into furnaceIt blowsWith stop
P after being only blown into from gas to furnaceIt blowsIt can be detected and be obtained by the pressure transmitter 400.
During detecting 20 static pressure of shaft above by static pressure of furnace stack measuring system 10, due to being purged back by multiple
Multiple pressure tappings that road 300 is respectively arranged shaft 20 are continuously purged, to avoid multiple pressure hole plugs, to guarantee
20 pressure measurement of shaft is normally carried out.In addition, when the controller by detection 20 static pressure of shaft judgement come out of the stove in
When permeability of stock column is poor, a large amount of blowbacks can also be carried out to stock column in furnace by anti-blowpipe 500, stock column is ventilative in improvement furnace
Property, so that blast furnace be kept to stablize.
Further, in this embodiment the anti-blowpipe 500 includes blowback tube body 510 and blowback control valve 520.Institute
It states blowback control valve 520 to be set on the blowback tube body 510, to control the on-off of the anti-blowpipe 500.In this way, working as institute
State controller by detection 20 static pressure of shaft judgement come out of the stove interior permeability of stock column it is poor when, can be controlled by the blowback
Valve 520 controls the blowback tube body 510 and connects, to carry out a large amount of blowbacks to stock column in furnace.
Incorporated by reference to Fig. 4, in the present embodiment, the purge circuit 300 includes flowmeter 310 and permanent flow valve 320, the constant current
Valve 320 includes constant current chamber 321, and goes out the negative pressure cavity 322 that pressure mouth 120 is connect with the constant current chamber 321.Further, this reality
It applies in example, the flowmeter 310 goes out the pressure mouth 120 and negative pressure cavity 322 with the pressurized tank 100 respectively into pressure mouth 110
Connected into pressure mouth 110, the flowmeter 310 go out pressure mouth 120 and the constant current chamber 321 into pressing mouth 110 to connect.The perseverance
The pressure mouth 120 that goes out of stream chamber 321 is connect with the pressure tappings that the shaft 20 is arranged.In actual implementation, first support can be set
600, in this way, the flowmeter 310 and permanent flow valve 320 can be set in the first support 600.In the present embodiment, institute
Second support 700 can also be arranged by stating static pressure of furnace stack measuring system 10, and the second support 700 then can be used for being arranged multiple institutes
State pressure transmitter 400.
During detecting 20 static pressure of shaft by the static pressure of furnace stack measuring system 10, from the flowmeter 310
Into pressure mouth 110 enter gas carry out pressure adjustment in the flowmeter 310 after, obtain that there is preset standard pressure
Gas, hereafter, into the constant current chamber 321 in carry out flow adjusting, obtain the gas of flow equalization, finally, by this have mark
Quasi- pressure, and the gas of flow equalization is sent into the pressure tappings that the shaft 20 is arranged, and completes purging movement.
Optionally, in the present embodiment, the purge circuit 300 further includes check-valves 330.The check-valves 330 into pressure
Mouth 110 is connect with the pressure mouth 120 that goes out of the constant current chamber 321, and the pressure mouth 120 that goes out of the check-valves 330 is arranged with the shaft 20
Pressure tappings connection, with connect the constant current chamber 321 go out pressure mouth 120 and the shaft 20 setting pressure tappings.The present embodiment
In, when the check-valves 330 is used to prevent furnace pressure excessive, gas reflux, and cause safety accident.
Further, in this embodiment the purge circuit 300 can also include exhaust-valve 340.The exhaust-valve 340
Import connect with the evacuation port that shaft 20 is arranged, the exhaust-valve 340 outlet with the constant current chamber 321 go out pressure mouth 120
Connection.
It is optionally, described to purge back in the present embodiment for the ease of the control and maintenance of each purge circuit 300
Road 300 further includes circuit control valve 350.The circuit control valve 350 be set to the flowmeter 310 into pressure mouth 110 and institute
State pressurized tank 100 go out pressure mouth 120 between, with connect the flowmeter 310 into pressure mouth 110 and the pressurized tank 100 go out
Press mouth 120.In this way, being directed to each purge circuit 300, can be controlled by controlling the circuit control valve 350 that it includes
The on-off of the purge circuit 300.
Further, in this embodiment the static pressure of furnace stack measuring system 10 further includes deslagging ball valve 800.The pressure
Tank 100 is additionally provided with slag-drip opening 130, and the deslagging ball valve 800 is set to the slag-drip opening 130.When slag in the pressurized tank 100
When matter is excessive, it can be discharged it by opening the deslagging ball valve 800.
In conclusion static pressure of furnace stack measuring system 10 provided by the utility model includes pressurized tank 100, pressure regulator cubicle
200, purge circuit 300, pressure transmitter 400, controller and anti-blowpipe 500.Wherein, the pressurized tank 100 is provided with into pressure
Mouth 110 and multiple pressure mouths 120 out.The pressure regulator cubicle 200 is connect into pressure mouth 110 with gas source supply device, the pressure
The pressure mouth 120 out of regulator cubicle 200 is connect with the pressurized tank 100 into pressure mouth 110.The purge circuit 300 be provided with it is multiple,
Multiple purge circuits 300 go out mouth 120 is pressed to connect with the multiple of the pressurized tank 100 respectively into pressure mouth 110, multiple described
The multiple pressure tappings that pressure mouth 120 is arranged with shaft 20 respectively that go out of purge circuit 300 are connect.The pressure transmitter 400 is arranged
Have it is multiple, multiple pressure transmitters 400 respectively with the shaft 20 setting multiple pressure tappings connect.The controller with
Multiple pressure transmitters 400 connect.The pressure mouth out into pressure mouth 110 and the pressure regulator cubicle 200 of the anti-blowpipe 500
The pressure mouth 120 that goes out of 120 connections, the anti-blowpipe 500 is connect with multiple pressure tappings of the shaft 20 setting respectively.In shaft 20
In the detection process of static pressure, it can be connected by multiple pressure tappings that multiple purge circuits 300 are respectively arranged shaft 20
Continuous purging, to avoid multiple pressure hole plugs, to guarantee being normally carried out for 20 pressure measurement of shaft.In addition, when described
Controller by detection 20 static pressure of shaft judgement come out of the stove interior permeability of stock column it is poor when, can also be right by anti-blowpipe 500
Stock column carries out a large amount of blowbacks in furnace, improves the gas permeability of stock column in furnace, so that blast furnace be kept to stablize.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected.It can
To be mechanical connection, it is also possible to be electrically connected.It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in utility model.
In the description of the present invention, it should be noted that the orientation or positional relationship of the instructions such as term " on " is base
In orientation or positional relationship shown in the drawings or the utility model product using when the orientation usually put or position close
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition,
Term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of static pressure of furnace stack measuring system, which is characterized in that including pressurized tank, pressure regulator cubicle, purge circuit, pressure inverting
Device, controller and anti-blowpipe；
The pressurized tank is provided with into pressure mouth and multiple pressure mouths out；
The pressure regulator cubicle is connect into pressure mouth with gas source supply device, and the pressure regulator cubicle goes out pressure mouth and the pressure
Tank is connected into pressure mouth；
The purge circuit be provided with it is multiple, multiple purge circuits into pressure mouth respectively with the pressurized tank it is multiple go out press
The pressure mouth that goes out of mouth connection, multiple purge circuits is connect with multiple pressure tappings of shaft setting respectively；
The pressure transmitter is provided with multiple, multiple pressure transmitters are arranged with the shaft respectively multiple pressure tappings
Connection；
The controller is connect with multiple pressure transmitters；
The pressure mouth that goes out into pressure mouth and the pressure regulator cubicle of the anti-blowpipe connect, the anti-blowpipe press out mouth respectively with institute
State multiple pressure tappings connection of shaft setting.
2. static pressure of furnace stack measuring system according to claim 1, which is characterized in that the anti-blowpipe includes blowback tube body
With blowback control valve；
The blowback control valve is set on the blowback tube body, to control the on-off of the anti-blowpipe.
3. static pressure of furnace stack measuring system according to claim 1, which is characterized in that the purge circuit include flowmeter and
Permanent flow valve, the permanent flow valve include constant current chamber, and go out the negative pressure cavity that pressure mouth is connect with the constant current chamber；
The flowmeter into pressure mouth respectively with the pressurized tank go out pressure mouth and the negative pressure cavity into pressure mouth connect, the stream
The pressure mouth out of meter is connect with the constant current chamber into pressure mouth；
The pressure mouth that goes out of the constant current chamber is connect with the pressure tappings that the shaft is arranged.
4. static pressure of furnace stack measuring system according to claim 3, which is characterized in that the purge circuit further includes non-return
Valve；
The check-valves is connect into pressure mouth with the pressure mouth that goes out of the constant current chamber, and the pressure mouth that goes out of the check-valves is set with the shaft
The pressure tappings connection set, to connect the pressure tappings for going out pressure mouth and shaft setting of the constant current chamber.
5. static pressure of furnace stack measuring system according to claim 3, which is characterized in that the static pressure of furnace stack measuring system is also wrapped
Include first support；
The flowmeter and the permanent flow valve are set in the first support.
6. static pressure of furnace stack measuring system according to claim 3, which is characterized in that the purge circuit further includes emptying
Valve；
The import of the exhaust-valve is connect with the evacuation port that the shaft is arranged, outlet and the constant current chamber of the exhaust-valve
Pressure mouth connection out.
7. static pressure of furnace stack measuring system according to claim 3, which is characterized in that the purge circuit further includes circuit control
Valve processed；
The circuit control valve be set to the flowmeter into pressure mouth and the pressurized tank go out pressure mouth between, with connection described in
The pressure mouth out into pressure mouth and the pressurized tank of flowmeter.
8. static pressure of furnace stack measuring system according to claim 1, which is characterized in that the static pressure of furnace stack measuring system is also wrapped
Include deslagging ball valve；
The pressurized tank is additionally provided with slag-drip opening, and the deslagging ball valve is set to the slag-drip opening.
9. static pressure of furnace stack measuring system according to claim 1, which is characterized in that the static pressure of furnace stack blow device also wraps
Include second support；
The pressure transmitter is set in the second support.
10. static pressure of furnace stack measuring system according to claim 1, which is characterized in that the pressure regulator cubicle is self-operated type
Pressure regulator cubicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821520322.9U CN208857324U (en) | 2018-09-17 | 2018-09-17 | Static pressure of furnace stack measuring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821520322.9U CN208857324U (en) | 2018-09-17 | 2018-09-17 | Static pressure of furnace stack measuring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208857324U true CN208857324U (en) | 2019-05-14 |
Family
ID=66418160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821520322.9U Expired - Fee Related CN208857324U (en) | 2018-09-17 | 2018-09-17 | Static pressure of furnace stack measuring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208857324U (en) |
-
2018
- 2018-09-17 CN CN201821520322.9U patent/CN208857324U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190514 Termination date: 20190917 |
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| CF01 | Termination of patent right due to non-payment of annual fee |