CN205687874U - A kind of online replacing gasifier nozzle unit equipment - Google Patents
A kind of online replacing gasifier nozzle unit equipment Download PDFInfo
- Publication number
- CN205687874U CN205687874U CN201620558481.2U CN201620558481U CN205687874U CN 205687874 U CN205687874 U CN 205687874U CN 201620558481 U CN201620558481 U CN 201620558481U CN 205687874 U CN205687874 U CN 205687874U
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- CN
- China
- Prior art keywords
- main body
- valve seat
- body valve
- nozzle unit
- gasifier nozzle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of online replacing gasifier nozzle unit equipment, relate to Coal Gasification Technology field.Described equipment includes: isolator, hydraulic system and connecting rod；One end of described connecting rod is fixing with described isolator to be connected, and the other end is connected with described hydraulic system；Described isolator includes main body valve seat and isolated core device, arranges the cavity mated with gasifier nozzle in described main body valve seat, and described isolated core device is arranged on described main body valve seat.Main body valve seat in this utility model and hydraulic system and connecting rod composition gasification burner tip loading/unloading bracing frame.Hydraulic system and connecting rod are provided with gasification burner tip loading/unloading speed-limiting safety protection system, it is ensured that construction safety.Application this utility model in physical device, while improving production efficiency, saves production cost.
Description
Technical field
This utility model relates to Coal Gasification Technology field, particularly relates to a kind of online replacing gasifier nozzle unit equipment.
Background technology
In existing burner coal supply gasification technology, due to the coal erosive effects to burner----atomizing effect, reduces coal utilization
Rate, the current approach solved only has blowing out blood pressure lowering to change.But the problem that existing solution route can not be ignored:
For dried coal powder gasifier nozzle change, from raw gas cut out system to change after raw gas be incorporated to system need disappear
Consume 4 to 7 days, the problem declined in the meantime along with effective consumption and utilization rate of equipment and installations；
For coal slurry gasifier change burner, from raw gas cut out system to change after raw gas be incorporated to system need disappear
Consume 4 to 6 hours, decline along with effective consumption and utilization rate of equipment and installations the most too.
During changing burner, more seriously cool down and heat up, having a strong impact on the service life of refractory material,
This is also the basic reason that coal water slurry gasification oven refractory does not reaches design service life.
Utility model content
The purpose of this utility model is to provide a kind of online replacing gasifier nozzle unit equipment.Thus solve existing skill
Foregoing problems present in art.
To achieve these goals, online replacing gasifier nozzle unit equipment described in the utility model, described equipment bag
Include: isolator, hydraulic system and connecting rod；One end of described connecting rod is fixing with described isolator to be connected, and the other end is with described
Hydraulic system connects；Described isolator includes main body valve seat and isolated core device, arranges and gasification furnace in described main body valve seat
The cavity of burner coupling, described isolated core device is arranged on described main body valve seat.
Preferably, described isolated core device includes: isolation spool, isolation valve rod, isolating valve seal big lid and operation device；
Described isolation valve rod one end is connected with described operation device, and the other end runs through described isolating valve and seals big lid and be arranged on described master
Isolation spool cassette in body valve seat connects, and described isolating valve seals big lid and is fixed on the outer wall of described main body valve seat；With
Described isolation spool relative to arranging the draw-in groove that mates with described isolation spool on the inwall of the described main body valve body of position, described every
After spool and draw-in groove are tightly connected, described cavity is divided into two subregions；Described operation device is electro-motor or manually grasps
Make handle；The outer wall of described main body valve seat is provided for the cooling circulating water pipe of isolator.
It is highly preferred that described isolated core device also includes: isolation valve rod sealing assembly, described isolation valve rod sealing assembly sets
Put the contact position sealing big lid and described isolation valve rod at described isolating valve.
It is highly preferred that arrange bracing frame on the surface deviating from described main body valve seat that described isolating valve seals big lid, institute
State operation device to be fixed on support frame as described above.
Preferably, the outer wall of described main body valve seat arranges the inert gas interface group connecting described cavity, described lazy
Property gas interface group arrange near described hydraulic system, and the connection of described inert gas interface group and described main body valve seat is method
Blue connection.
It is highly preferred that described inert gas interface group is to have sealing and the outer excretion bifunctional interface group of pressure, more specifically
Be: described inert gas interface group include being arranged on described main body valve seat outer wall and disconnected inert gas entrance and
Pressure relief vent, the inert gas outlet being arranged on described main body valve base inner wall, described inert gas outlet respectively with indifferent gas
Body entrance connects with pressure relief vent.
Preferably, the gasification burner tip one end being arranged in cavity connects with gasification furnace, and the other end is fixed by gasification burner tip
Flange is fixed on the flange of described main body valve seat, and is sealed described gasification burner tip by seal holder, in described sealing
Holder arranges encapsulant with the junction of described gasification burner tip.
It is highly preferred that the encapsulant of the junction of described seal holder and described gasification burner tip be mechanical sealing member or
Packing seal element.
Preferably, the fixing company of described connecting rod and the gasification burner tip mounting flange being fixedly connected on described main body valve seat
Connecing, the quantity of described connecting rod is at least 2.
Preferably, described hydraulic system includes hydraulic pressure ejector and hydraulic push rod, one end of described hydraulic push rod and hydraulic pressure
Ejector connects, and the other end of described hydraulic push rod is connected with the coal inlet valve of gasifier nozzle.
The beneficial effects of the utility model are: the main body valve seat in this utility model and hydraulic system and connecting rod composition gas
Change burner loading/unloading bracing frame.Hydraulic system and connecting rod are provided with gasification burner tip loading/unloading speed-limiting safety protection system, it is ensured that execute
Work safety.Application this utility model in physical device, while improving production efficiency, saves production cost.
Accompanying drawing explanation
When Fig. 1 is to install gasification burner tip, the online connection diagram changing gasifier nozzle unit equipment；
Fig. 2 is the structural representation of isolator in Fig. 1；
Fig. 3 is the enlarged diagram of gasification burner tip mounting flange in Fig. 1；
When Fig. 4 is dismounting gasification burner tip, the online connection diagram changing gasifier nozzle unit equipment；
Wherein, 1 represent main body valve seat, 2 represent isolation spools, 3 represent isolation valve rods, 4 represent isolating valves seal big lid, 5
Valve rod sealing assembly, 6 expression bracing frames, 7 expression operation devices, 8 expression inert gas interface groups, 9 expression sealings are isolated in expression
Holder, 10 represent seal holder and the encapsulant of junction of gasification burner tip, 11 represent gasification burner tip mounting flanges, 12
Connecting rod for indication, 13 expression gasification burner tips, 14 expression hydraulic systems, 15 represent pressure relief openings, and 16 represent inert gas entrances, 17-1
Representing the recirculated water entrance on isolator, 17-2 represents the circulating water outlet on isolator, and 18-1 represents following on gasification burner tip
Ring water inlet, 18-2 represents the circulating water outlet on gasification burner tip, and 19 represent the oxygen intake on gasification burner tip.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, to this reality
It is further elaborated with novel.Should be appreciated that detailed description of the invention described herein is only in order to explain this practicality
Novel, it is not used to limit this utility model.
Embodiment
With reference to Fig. 1, online described in the present embodiment change gasifier nozzle unit equipment, it is characterised in that described equipment bag
Include: isolator, hydraulic system 14 and connecting rod 12；One end of described connecting rod 12 is fixing with described isolator to be connected, the other end
It is connected with described hydraulic system 14；Described isolator includes main body valve seat 1 and isolated core device, sets in described main body valve seat 1
Putting the cavity mated with gasifier nozzle 13, described isolated core device is arranged on described main body valve seat 1.It is explained in more detail
Bright it is:
(1) described isolated core device includes: isolation spool 2, isolation valve rod 3, isolating valve seal big lid 4, operation device 7；
Described isolation valve rod 3 one end is connected with described operation device 7, and the other end runs through described isolating valve and seals big lid 4 and be arranged on institute
Stating isolation spool 2 cassette in main body valve seat 1 to connect, described isolating valve seals big lid 4 and is bolted on described valve body
On the outer wall of the protrusion of seat 1 or the outer wall welded flange of protrusion of described main body valve seat 1, then seal big lid 4 with isolating valve and pass through
Bolt is fixed, and the inner outline of described protrusion outer wall coincide with described isolation spool 2 outer contour；With described isolation spool 2
The draw-in groove mated with described isolation spool 2 is relatively set on the inwall of the described main body valve body 1 of position, described isolation spool 2 and
After draw-in groove is tightly connected, described cavity is divided into two subregions, closes and realize both sides isolation.Described operation device is electro-motor
Or Manual operation handle.
The outer wall of described main body valve seat is provided for the cooling circulating water pipe of isolator, and for the cooling of isolator
The arrival end 17-1 of circulating water pipe is arranged on the bottom surface of described main body valve seat near gasification furnace, and port of export 17-2 is near hydraulic system
It is arranged on the end face at described main body valve seat.
Described isolated core device also includes: isolation valve rod sealing assembly 5, described isolation valve rod sealing assembly 5 is arranged on institute
Stating isolating valve and seal the contact position of big lid 4 and described isolation valve rod 3, described isolation valve rod sealing assembly 5 is close with described isolating valve
The big lid 4 of envelope is bolted to connection.
The surface deviating from described main body valve seat 1 that described isolating valve seals big lid 4 is welded to connect bracing frame 6, described
Operation device 7 is fixed on support frame as described above.
(2) arrange on the outer wall of described main body valve seat 1 and connect the inert gas interface group 8 of described cavity, described inertia
Gas interface group 8 is arranged near described hydraulic system 14, and the connection of described inert gas interface group and described main body valve seat is
Flange joint.
Described inert gas interface group 8 is to have sealing and the outer excretion bifunctional interface group of pressure, is more specifically: described
Inert gas interface group 8 includes being arranged on described main body valve seat outer wall and disconnected inert gas entrance and pressure release go out
Mouthful, the inert gas outlet that is arranged on described main body valve seat 1 inwall, described inert gas outlet respectively with inert gas entrance
Connect with pressure relief vent.
(3) gasification burner tip 13 one end being arranged in cavity connects with gasification furnace, and the other end passes through gasification burner tip fixation
Blue 11 are fixed on the flange of described main body valve seat 1, and are sealed described gasification burner tip by seal holder 9, described close
Envelope holder arranges sealing 10 with the junction of described gasification burner tip.
Described gasification burner tip mounting flange 11 is connected or split type connection with the formula that connects as one of main body valve seat 1.
Described seal holder 9 is mechanical sealing member or filler with the encapsulant 10 of the junction of described gasification burner tip 13
Sealing member.
The fixing company of described connecting rod 12 and the gasification burner tip mounting flange 11 being fixedly connected on described main body valve seat 1
Connecing, the quantity of described connecting rod is at least 2.
Main body valve seat described in this utility model 1 uses cooling water jecket cooling in using the environment that temperature is higher.Institute
State main body valve seat 1 and have noble gas gas seal protection and decompression function.Main body valve seat described in this utility model 1, seal holder
9, encapsulant 10 and gasification burner tip 13 form two-stage sealing.Described main body valve seat 1 and seal holder 9 use internal thread even
Connect.
(4) described hydraulic system 14 includes hydraulic pressure ejector and hydraulic push rod, one end of described hydraulic push rod and hydraulic thrust
Unloading device to connect, the other end of described hydraulic push rod is connected with the coal inlet valve of gasifier nozzle.
Hydraulic system 14 described in this utility model and connecting rod 12 have speed limit facility, it is ensured that change safety.Described connection
Bar 12 is two ends screw thread.Gasification burner tip mounting flange 11 on described hydraulic system 14, main body valve seat 1 is spiral shell with connecting rod 12
Tether and connect, it is simple to dismounting.
Described main body valve seat 1 forms gasification burner tip 13 loading/unloading bracing frame with described hydraulic system 14 and described connecting rod 12.
Described hydraulic system 14 and described connecting rod 12 form gasification burner tip 13 loading/unloading speed-limiting safety protection system, it is ensured that construction safety.
Operational approach of the present utility model:
One, burner operation is unloaded
Gasifier nozzle oxygen feeds high-pressure hose and disclosure satisfy that loading/unloading needs, and oxygen pipeline and burner oxygen are for entrance
Connect and need not valve is installed；As can not, then need install valve.
S11, inspection hydraulic system, confirm to remain intact；
S12, inert gas interface 8 feed noble gas；
S13, coal supply control valve closing, coal in dropping amount of oxygen and purging burner；
S14, bracing frame will change gasifier nozzle unit equipment such as Fig. 4 stable connection online；
Outward flange torn open by S15, coal supply stop valve, and shirks head flange with hydraulic pressure and be connected；
S16, hydraulic system are afterburning, locking, tear gasification burner tip mounting flange bolt open；
After S17, hydraulic system unlock, slowly reclaim hydraulic push rod, after gasification burner tip retreats to setting position, regulate isolating valve
Core 2 position as shown in Figure 1；
S18, inert gas interface group 8 discharge noble gas, let out to normal pressure；
S19, continuation reclaim hydraulic push rod, to gasification burner tip fully out gasification burner tip mounting flange 11；
S110, taking-up gasification burner tip.
Two, gasification burner tip operation is installed
Gasifier nozzle oxygen feeds high-pressure hose and disclosure satisfy that loading, unloading needs, and oxygen pipeline and burner oxygen are for entrance
Connect and need not valve is installed；As can not, then need install valve.
Situation is sealed, it is determined whether change and seal (mechanical seal or packing seal) material according to connection when unloading gasification burner tip
Material 5, packing seal must be changed.Get corresponding pad ready.
S21, replacing encapsulant (mechanical sealing member) 10；
S21.1 takes out seal holder 9；
S21.2 takes out and changes mechanical seal；
S21.3 installs seal holder 9.
S22, by gasification burner tip to be replaced, put well by interface position, (limit filler is close to package pad and seal holder 9
Envelope)；
Gasification burner tip 13 is advanced into such as Fig. 1 position by S23, hydraulic system, retreats locking, adds quantitative filler and fix close
Envelope holder 9；
S24, inert gas interface group 8 pressurising slightly above gasification furnace pressure, leak check situation, to the most qualified only, and protect
Hold hydraulic thrust balance；
S25, burner cooling water sets up circulation；
S26, isolation spool 2 is adjusted to position as shown in Figure 4；
S27, hydraulic system are afterburning, and gasification burner tip is advanced into the locking of position shown in Fig. 4, and gasification burner tip is fastened on by bolt
On gasification burner tip mounting flange 11；
S28, untie hydraulic system and shirk flange and gasification burner tip coal feeding valve (now for closed mode) Flange joint；
S29, connection, for seam etc., i.e. complete.
It should be understood that the gasifier nozzle used by this utility model is unchanged with the nozzle structure of former use, simply
Length required for cavity increase, to ensure gasifier nozzle mouth invariant position in gasification furnace.
By using technique scheme disclosed in this utility model, obtain following beneficial effect: this utility model
In main body valve seat and hydraulic system and connecting rod composition gasification burner tip loading/unloading bracing frame.Hydraulic system and connecting rod are provided with
Gasification burner tip loading/unloading speed-limiting safety protection system, it is ensured that construction safety.Application this utility model in physical device is improving
While production efficiency, save production cost.
The above is only preferred implementation of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of without departing from this utility model principle, it is also possible to make some improvements and modifications, these improve and
Retouching also should regard protection domain of the present utility model.
Claims (10)
1. an online replacing gasifier nozzle unit equipment, it is characterised in that described equipment includes: isolator, hydraulic system
And connecting rod；One end of described connecting rod is fixing with described isolator to be connected, and the other end is connected with described hydraulic system；
Described isolator includes main body valve seat and isolated core device, and in described main body valve seat, setting is mated with gasifier nozzle
Cavity, described isolated core device is arranged on described main body valve seat.
Change gasifier nozzle unit equipment the most online, it is characterised in that described isolated core device bag
Include: isolation spool, isolation valve rod, isolating valve seal big lid and operation device；Described isolation valve rod one end and described operation device
Connecting, the other end runs through the big lid of described isolating valve sealing and is connected with the isolation spool cassette being arranged in described main body valve seat, institute
State the big lid of isolating valve sealing to be fixed on the outer wall of described main body valve seat；
At the card mated with described isolation spool relative to setting on the inwall of the described main body valve body of position with described isolation spool
Groove, after described isolation spool and draw-in groove are tightly connected, is divided into two subregions by described cavity；
Described operation device is electro-motor or Manual operation handle；
The outer wall of described main body valve seat is provided for the cooling circulating water pipe of isolator.
Change gasifier nozzle unit equipment the most online, it is characterised in that described isolated core device is also
Including: isolation valve rod sealing assembly, described isolation valve rod sealing assembly is arranged on described isolating valve and seals big lid and described isolation
The contact position of valve rod.
Change gasifier nozzle unit equipment the most online, it is characterised in that seal at described isolating valve
Arranging bracing frame on the surface deviating from described main body valve seat of big lid, described operation device is fixed on support frame as described above.
Change gasifier nozzle unit equipment the most online, it is characterised in that at described main body valve seat
Arranging the inert gas interface group connecting described cavity on outer wall, described inert gas interface group sets near described hydraulic system
Put, and the connection of described inert gas interface group and described main body valve seat is Flange joint.
Change gasifier nozzle unit equipment the most online, it is characterised in that described inert gas interface
Group is to have sealing and the outer excretion bifunctional interface group of pressure, is more specifically: described inert gas interface group includes being respectively provided with
On described main body valve seat outer wall and disconnected inert gas entrance and pressure relief vent, be arranged on described main body valve base inner wall
Inert gas outlet, described inert gas outlet connects with inert gas entrance and pressure relief vent respectively.
Change gasifier nozzle unit equipment the most online, it is characterised in that the gas being arranged in cavity
Changing burner one end to connect with gasification furnace, the other end is fixed on the flange of described main body valve seat by gasification burner tip mounting flange,
And by seal holder, described gasification burner tip is sealed, arrange in the junction of described seal holder with described gasification burner tip
Encapsulant.
The most online change gasifier nozzle unit equipment, it is characterised in that described seal holder with
The encapsulant of the junction of described gasification burner tip is mechanical sealing member or packing seal element.
Change gasifier nozzle unit equipment the most online, it is characterised in that described connecting rod is with fixing
The fixing connection of the gasification burner tip mounting flange being connected on described main body valve seat, the quantity of described connecting rod is at least 2.
Change gasifier nozzle unit equipment the most online, it is characterised in that described hydraulic system bag
Including hydraulic pressure ejector and hydraulic push rod, one end of described hydraulic push rod is connected with hydraulic pressure ejector, another of described hydraulic push rod
End is connected with the coal inlet valve of gasifier nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620558481.2U CN205687874U (en) | 2016-06-08 | 2016-06-08 | A kind of online replacing gasifier nozzle unit equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620558481.2U CN205687874U (en) | 2016-06-08 | 2016-06-08 | A kind of online replacing gasifier nozzle unit equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205687874U true CN205687874U (en) | 2016-11-16 |
Family
ID=57260266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620558481.2U Expired - Fee Related CN205687874U (en) | 2016-06-08 | 2016-06-08 | A kind of online replacing gasifier nozzle unit equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205687874U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107726865A (en) * | 2017-10-18 | 2018-02-23 | 云南钛业股份有限公司 | A kind of quick online method for changing plate valve |
-
2016
- 2016-06-08 CN CN201620558481.2U patent/CN205687874U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107726865A (en) * | 2017-10-18 | 2018-02-23 | 云南钛业股份有限公司 | A kind of quick online method for changing plate valve |
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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 |
Granted publication date: 20161116 Termination date: 20190608 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |