CN208604148U - A kind of tuyere cover of blast furnace sealing device - Google Patents
A kind of tuyere cover of blast furnace sealing device Download PDFInfo
- Publication number
- CN208604148U CN208604148U CN201820952397.8U CN201820952397U CN208604148U CN 208604148 U CN208604148 U CN 208604148U CN 201820952397 U CN201820952397 U CN 201820952397U CN 208604148 U CN208604148 U CN 208604148U
- Authority
- CN
- China
- Prior art keywords
- tuyere
- sealing
- tuyere case
- seal groove
- case
- 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.)
- Active
Links
Landscapes
- Gasket Seals (AREA)
Abstract
The utility model discloses a kind of tuyere cover of blast furnace sealing device, described device includes: the first tuyere case；The second tuyere case being detachably connected with first tuyere case；On second tuyere case, for sealing the sealing of second tuyere case and first tuyere case, the sealing includes: the seal groove on second tuyere case and the sealing strip in the seal groove, and the sealing strip protrudes the seal groove setting, after first tuyere case and second tuyere case socket, the major part of second tuyere case and the microcephaly of first tuyere case is set to connect fastening by the modes such as impacting, squeezing, by the extruding of two tuyere cases, the sealing completely seals two tuyere cases.Sealing strip can be directly sealed against after the utility model is fastened due to tuyere case connection, to effectively prevent gas leak, ensure production safety and operating personnel's personal safety.
Description
Technical field
The utility model relates to blast-furnace equipment technical field more particularly to a kind of tuyere cover of blast furnace sealing devices.
Background technique
Blast furnace ironmaking is a comprehensive technical process, and each single item process parameters design has in various degree blast fumance
Influence, blast-furnace tuyere is important one of the blowing device of blast furnace, blast furnace air, blowing fuel be all by air port into
Enter in blast furnace.
And in the smelting process of blast furnace, air port is blast furnace operating, and person can uniquely observe directly smelting situation in furnace
Place.The use environment of blast-furnace tuyere is exceedingly odious, not only to bear about 1100 degree or more of high temperature, still suffer from high temperature flowing molten iron
The abrasion washed away with furnace charge, clinker, therefore the intensity to air port, rigidity, crack resistance energy and sealing performance have it is very high
It is required that.
But present inventor during technical solution, has found the above-mentioned prior art extremely in realizing the embodiment of the present application
It has the following technical problems less:
Large and medium-sized blast furnace, especially super-huge blast furnace, under normal production conditions, due to furnace pressure height, tuyere case weight
Amount increases, installation method is scientific, air port region alkali metal enrichment etc. causes middle set seriously to upwarp, frequent occurrence in set with it is big
Serious leak coal gas at sealing surface is covered, air port region gas content is caused to severely exceed, directly threat post personnel operation safety,
Also blast furnace safety production is drastically influenced.
Summary of the invention
The utility model embodiment is by providing a kind of tuyere cover of blast furnace sealing device, to effectively prevent gas leak, protects
Hinder blast furnace safety production and operating personnel's personal safety.
To solve the above-mentioned problems, the utility model embodiment provides a kind of tuyere cover of blast furnace sealing device, the dress
Setting includes: the first tuyere case；Second tuyere case, second tuyere case are detachably connected with first tuyere case；Sealing,
The sealing is set to second tuyere case and first tuyere case junction, and the sealing includes: seal groove, described
Seal groove is set on second tuyere case；Sealing strip, the sealing strip are set in the seal groove, and the sealing strip protrudes
The seal groove setting, first tuyere case and second tuyere case are sealed by the sealing strip.
Preferably, the seal groove is arranged circumferentially on second tuyere case, and the seal groove is along second wind
Being arranged in an axially parallel mode for muzzle is N number of.
Further, the N is 3.
Preferably, the seal groove is U-shaped, rectangular or semicircle.
Preferably, the seal groove is swallow-tail form.
Preferably, the material of the sealing strip is silica gel or rubber, and the sealing strip is bonded or is nested in the seal groove
It is interior.
Preferably, the sealing strip is O-ring.
Preferably, the sealing sliver transvers section is rectangular.
Preferably, the sealing sliver transvers section is mushroom-shaped.
Preferably, the sealing sliver transvers section is semicircle.
Said one or multiple technical solutions in the utility model embodiment at least have following one or more technologies
Effect:
In the prior art, the first tuyere case and the second tuyere case using when connect together, the utility model is i.e. from this angle
Degree sets out, and has invented a kind of tuyere cover of blast furnace sealing device.
Sealing strip is set in the seal groove on the second tuyere case when in use, sealing strip protrudes seal groove, then by first
Tuyere case connects together with the second tuyere case, after first tuyere case and second tuyere case socket, by impacting, squeezing
The modes such as pressure make second tuyere case connect fastening with first tuyere case, described close by the extruding of two tuyere cases
Envelope portion completely seals two tuyere cases.Since two tuyere case extruding forces are bigger, the sealing connects with two tuyere cases
Contacting surface is bigger, and sealing performance is also stronger, therefore gas leak can be effectively prevented, and ensures blast furnace safety production and operation people
Member's personal safety.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of tuyere cover of blast furnace sealing device in the utility model embodiment；
Fig. 2 is a kind of seal groove schematic diagram of tuyere cover of blast furnace sealing device in the utility model embodiment；
Fig. 3 is a kind of sealing strip schematic diagram of tuyere cover of blast furnace sealing device in the utility model embodiment.
Description of symbols: the first tuyere case 1；Second tuyere case 2；Sealing 3；Seal groove 4；Sealing strip 5.
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, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the prior art, it connects together when the first tuyere case 1 and the second tuyere case 2 use, the utility model is i.e. from this
Angle is set out, and a kind of tuyere cover of blast furnace sealing device has been invented.
Fig. 1 is a kind of structural schematic diagram of tuyere cover of blast furnace sealing device of the utility model embodiment.
Fig. 2 is a kind of seal groove schematic diagram of tuyere cover of blast furnace sealing device in the utility model embodiment, and Fig. 3 is this reality
With the sealing strip schematic diagram of tuyere cover of blast furnace sealing device a kind of in new embodiment.As shown in Figure 1, the utility model embodiment
A kind of tuyere cover of blast furnace sealing device include the first tuyere case 1, the second tuyere case 2, second tuyere case 2 and described first
Tuyere case 1 is detachably connected；Sealing 3, the sealing 3 is set to second tuyere case 2 and first tuyere case 1 connects
Place, the sealing 3 includes: seal groove 4, and the seal groove 4 is set on second tuyere case 2；Sealing strip 5, the sealing
Item 5 is set in the seal groove 4, and the sealing strip 5 protrudes the seal groove 4 and is arranged, first tuyere case 1 and described the
Two tuyere cases 2 are sealed by the sealing strip.
Sealing strip 5 is set to the second air port when in use by a kind of tuyere cover of blast furnace sealing device of the utility model embodiment
4 in seal groove on set 2, sealing strip 5 protrudes seal groove 4, then the first tuyere case 1 and the second tuyere case 2 are connected together, institute
State the first tuyere case 1 and second tuyere case 2 be it is tubaeform, after the two socket, by the modes such as Fig. 1 such as impacting, squeezing
It is shown, so that the major part on 2 right side of the second tuyere case is connect fastening with the vertical section of the 1 left side microcephaly of the first tuyere case, leads to
The extruding of two tuyere cases is crossed, the sealing 3 completely seals two tuyere cases.
Since two tuyere case extruding forces of the utility model are bigger, the contact surface of the sealing 3 and two tuyere cases
Bigger, sealing performance is also stronger.Therefore gas leak can be effectively prevented, ensured blast furnace safety production and operating personnel people
Body safety.
As shown in Figure 1, the seal groove 4 of the utility model embodiment is arranged circumferentially on second tuyere case 2, and described
Seal groove 4 is N number of along being arranged in an axially parallel mode for second tuyere case 2.To guarantee sealing effect, it is preferably provided 3 or more
Seal groove.
As shown in Fig. 2, the seal groove 4 of the utility model embodiment can be set to U-shaped, rectangular, semicircle etc., it is close to guarantee
Effect is sealed, prevents sealing strip 5 from skidding off, the seal groove 4 is preferably arranged to swallow-tail form.
As shown in Figure 1, the quantity Matching of 5 quantity of sealing strip of the utility model embodiment and the seal groove 4, each
One of sealing strip 5 is set in seal groove 4.The mode that the first tuyere case 1 and the second tuyere case 2 are all made of water cooling in the prior art drops
Temperature, therefore the flexible materials such as silica gel, rubber, asbestos board, aerogel blanket may be selected in the material of the sealing strip 5, and hard plastic also may be selected
The hard materials such as material, ceramics, aluminium, lead, indium, stainless steel.The sealing strip 5 can be bonded or be nested in the seal groove 4.This two
Kind mounting means is easy to operate, saves the time.
As shown in figure 3, the sealing strip 5 of the utility model embodiment can be set to the cross section O shape consistent with seal groove,
Rectangular, mushroom-shaped or semicircle, the sealing effect that sealing strip 5 is arranged to O-ring are best.
Although the preferred embodiment of the utility model has been described, once a person skilled in the art knows basic
Creative concept, then additional changes and modifications can be made to these embodiments.It is wrapped so the following claims are intended to be interpreted as
It includes preferred embodiment and falls into all change and modification of the scope of the utility model.
Obviously, those skilled in the art the utility model embodiment can be carried out various modification and variations without departing from
The spirit and scope of the utility model embodiment.In this way, if these modifications and variations of the utility model embodiment belong to this
Within the scope of utility model claims and its equivalent technologies, then the utility model is also intended to encompass these modification and variations and exists
It is interior.
Claims (10)
1. a kind of tuyere cover of blast furnace sealing device, which is characterized in that described device includes:
First tuyere case；
Second tuyere case, second tuyere case are detachably connected with first tuyere case；
Sealing, the sealing is set to second tuyere case and first tuyere case junction, the sealing include:
Seal groove, the seal groove are set on second tuyere case；Sealing strip, the sealing strip is set in the seal groove, and institute
It states sealing strip and protrudes the seal groove setting, first tuyere case and second tuyere case are sealed by the sealing strip.
2. device as described in claim 1, which is characterized in that the seal groove is arranged circumferentially on second tuyere case,
And the seal groove is N number of along being arranged in an axially parallel mode for second tuyere case.
3. device as claimed in claim 2, which is characterized in that the N is 3.
4. device as described in any one of claims 1-3, which is characterized in that the seal groove is U-shaped, rectangular or semicircle.
5. device according to claim 1-3, which is characterized in that the seal groove is swallow-tail form.
6. device as described in claim 1, which is characterized in that the material of the sealing strip is silica gel or rubber, the sealing
Item is bonded or is nested in the seal groove.
7. device as claimed in claim 6, which is characterized in that the sealing strip is O-ring.
8. device as claimed in claim 6, which is characterized in that the sealing sliver transvers section is rectangular.
9. device as claimed in claim 6, which is characterized in that the sealing sliver transvers section is mushroom-shaped.
10. device as claimed in claim 6, which is characterized in that the sealing sliver transvers section is semicircle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820952397.8U CN208604148U (en) | 2018-06-20 | 2018-06-20 | A kind of tuyere cover of blast furnace sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820952397.8U CN208604148U (en) | 2018-06-20 | 2018-06-20 | A kind of tuyere cover of blast furnace sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208604148U true CN208604148U (en) | 2019-03-15 |
Family
ID=65665234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820952397.8U Active CN208604148U (en) | 2018-06-20 | 2018-06-20 | A kind of tuyere cover of blast furnace sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208604148U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206886A (en) * | 2019-07-03 | 2019-09-06 | 山东钢铁股份有限公司 | A kind of inner room sealing device |
| CN111734823A (en) * | 2020-07-14 | 2020-10-02 | 中冶京诚工程技术有限公司 | Sealing structure for preventing air leakage of air port sleeve joint surface and air port sleeve structure |
| CN114576447A (en) * | 2022-01-29 | 2022-06-03 | 北京首钢股份有限公司 | Sealing structure of blast furnace tuyere and installation method |
-
2018
- 2018-06-20 CN CN201820952397.8U patent/CN208604148U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206886A (en) * | 2019-07-03 | 2019-09-06 | 山东钢铁股份有限公司 | A kind of inner room sealing device |
| CN111734823A (en) * | 2020-07-14 | 2020-10-02 | 中冶京诚工程技术有限公司 | Sealing structure for preventing air leakage of air port sleeve joint surface and air port sleeve structure |
| CN114576447A (en) * | 2022-01-29 | 2022-06-03 | 北京首钢股份有限公司 | Sealing structure of blast furnace tuyere and installation method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208604148U (en) | A kind of tuyere cover of blast furnace sealing device | |
| CN103769024A (en) | Pneumatic or hydraulic agitating compounded anti-corrosion, wear-resisting and high-temperature-resisting reaction kettle | |
| CN205347468U (en) | Blast furnace stave prosthetic devices | |
| CN103866065A (en) | Leak stopping method for tuyere large sleeve | |
| CN206281350U (en) | Sealing device between trolley sideboard of sintering ring cooler and bellows | |
| CN108059453A (en) | A kind of coke dry quenching furnace bostle pipe road Mg-Al spinel brick | |
| CN209229212U (en) | A kind of high temperature resistant non-metal compensator | |
| CN107781802A (en) | A kind of boiler economizer with supersonic spray coating wear-resisting erosion resistance coating | |
| CN207121614U (en) | A kind of chute of blast furnace | |
| CN206802008U (en) | A kind of LF stoves furnace cover lifting hydraulic cylinder cooling device | |
| CN221693893U (en) | Grinding head air inlet structure with good sealing effect | |
| CN206160798U (en) | Sealed wear resistant device that heat exchanger used | |
| CN216923244U (en) | Blast furnace bell-less top sealing valve for high-temperature furnace top | |
| CN2237754Y (en) | Heat-resisting sealing structure packing | |
| CN215799675U (en) | Large-scale blast furnace tuyere cover sealing device | |
| CN208917236U (en) | A kind of dedicated sealing gland equipment of smelting production | |
| CN209548959U (en) | Card erosion protection system for bag filter | |
| CN203890377U (en) | Gas-based reduction shaft furnace device | |
| CN207452159U (en) | A kind of low temperature wear-resistant liner against corrosion of granulated blast-furnace tower | |
| CN207362270U (en) | A kind of air-supply arrangement for smelting vanadium-titanium magnetite by blast furnace | |
| CN210512586U (en) | Kiln hood pipeline sealing and negative pressure dust collecting structure | |
| CN202465745U (en) | Blast furnace body cooling device | |
| CN208223193U (en) | A kind of wedge-shaped refractory brick of rotary furnace | |
| CN201513647U (en) | High-temperature flange sealing device | |
| CN209909392U (en) | Spacing elasticity ripple festival of calcining furnace powder uranium thick material export |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |