CN216550515U - Online prosthetic devices of local windage of blast furnace hot-blast pipeline - Google Patents
Online prosthetic devices of local windage of blast furnace hot-blast pipeline Download PDFInfo
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- CN216550515U CN216550515U CN202122672721.5U CN202122672721U CN216550515U CN 216550515 U CN216550515 U CN 216550515U CN 202122672721 U CN202122672721 U CN 202122672721U CN 216550515 U CN216550515 U CN 216550515U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The utility model belongs to the technical field of pipeline maintenance equipment, and discloses an online repairing device for local air leakage of a hot blast pipeline of a blast furnace, which comprises: the connecting sleeve, the plug and the heat-insulating wind-proof cover; a welding connection part is arranged at the first end of the connection sleeve, and internal threads are formed in the inner cavity wall of the second end of the connection sleeve; the first end of the screwed plug is provided with an external thread, and the screwed plug is in threaded connection with the second end of the connecting sleeve through the external thread; the heat insulation wind cap is fixed on the plug. The local wind leakage online repair device for the hot blast pipeline of the blast furnace, provided by the utility model, can improve the high-temperature and high-pressure wind leakage repair efficiency and reduce the safety risk of maintenance personnel.
Description
Technical Field
The utility model relates to the technical field of pipeline maintenance equipment, in particular to an online repairing device for local air leakage of a hot blast pipeline of a blast furnace.
Background
The air leakage phenomenon of various gas pipelines of a blast furnace often occurs due to local defects of the pipelines, especially the pressurized leakage of a hot air pipeline is a great technical problem in the field of equipment maintenance, in the past, the repair welding and reinforcement treatment is performed after the pressure of the pipelines is relieved after the blast furnace is forced to stop air, and the production stop and the production reduction of the blast furnace are caused. Meanwhile, when the maintenance personnel repair under the high-pressure and high-temperature working condition, the high-temperature and high-pressure air leakage airflow impact is very easy to be received, and the safety risk is extremely high.
SUMMERY OF THE UTILITY MODEL
The utility model provides an online repairing device for local air leakage of a hot air pipeline of a blast furnace, which solves the technical problem that the air leakage of the hot air pipeline with pressure is difficult to repair in the prior art.
In order to solve the technical problem, the utility model provides an online repair device for local wind leakage of a hot blast pipeline of a blast furnace, which comprises: the connecting sleeve, the plug and the heat-insulating wind-proof cover;
a welding connection part is arranged at the first end of the connection sleeve, and an internal thread is arranged on the inner cavity wall of the second end of the connection sleeve;
the first end of the screwed plug is provided with an external thread, and the screwed plug is in threaded connection with the second end of the connecting sleeve through the external thread;
the heat insulation wind cap is fixed on the plug.
Furthermore, the second end of plug is provided with holds the pole, the last through-hole of having seted up of thermal-insulated wind shield, thermal-insulated wind shield passes through the through-hole cup joints hold on the pole.
Further, a nut is arranged on the plug.
Furthermore, a red copper washer is sleeved at the first end of the screwed plug.
Furthermore, the through-hole epitaxy of thermal-insulated wind cap is provided with spacing barrel, spacing barrel cup joints hold on the pole.
Further, thermal-insulated wind cap with spacing barrel integrated into one piece.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
the blast furnace hot blast pipeline local air leakage online repairing device provided by the embodiment of the application can be welded with the peripheral pipe wall of the air leakage position of the pipeline through the welding connection part of the connection sleeve under the working condition of high-temperature and high-pressure air leakage, can restrict the air leakage range and discharge high-temperature and high-pressure air flow through the connection sleeve; and then, the second end of the connecting sleeve can be plugged through a plug, so that wind leakage repair is realized. It is worth explaining that in order to deal with the huge safety risk of the high-temperature high-pressure wind escape place, the heat insulation wind cap is arranged at the second end of the plug, so that the wind escape direction and path are limited, direct impact on operators is avoided, the safety of the operators is guaranteed, and the requirement for online repair of the high-temperature high-pressure wind escape place can be met.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is an exploded view of an online repair device for local wind leakage of a hot blast pipeline of a blast furnace according to an embodiment of the present invention;
fig. 2 is an assembly schematic diagram of the local wind leakage online repair device for the hot blast pipeline of the blast furnace provided by the embodiment of the utility model.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that all the directional indications in the embodiments of the present application are only used to explain the relative position relationship, the motion situation, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.
The following disclosure provides many different embodiments, or examples, for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
The application is described below with reference to specific embodiments in conjunction with the following drawings.
The embodiment of the application solves the technical problem that in the prior art, the air leakage of the hot air pipeline with pressure is difficult to repair by providing the local air leakage online repairing device for the hot air pipeline of the blast furnace.
In order to better understand the technical solutions, the technical solutions will be described in detail below with reference to the drawings and the specific embodiments of the specification, and it should be understood that the embodiments and specific features of the embodiments of the present invention are detailed descriptions of the technical solutions of the present application, and are not limitations of the technical solutions of the present application, and the technical features of the embodiments and examples of the present application may be combined with each other without conflict.
Referring to fig. 1 and fig. 2, the embodiment provides an online repair device for local wind leakage of a hot-blast pipeline of a blast furnace, which mainly aims at online repair under a high-temperature and high-pressure wind leakage working condition, so that impact of high-temperature and high-pressure wind leakage needs to be confronted, and great threat is caused to personal safety of maintenance personnel. Therefore, the embodiment provides the online wind leakage plugging maintenance device which can realize convenient, efficient, safe and reliable online wind leakage plugging maintenance under the working condition of high-temperature and high-pressure wind leakage.
Specifically, the online prosthetic devices of local windage of blast furnace hot-blast pipeline includes: the device comprises an engagement sleeve 1, a plug 3 and a heat insulation wind shield 4.
The first end of linking sleeve 1 is provided with welding linking portion for match the welding on the pipeline, with damaged wind leakage mouthful enclose keep off in, make the restriction of windbreak air current be in linking sleeve 1. During maintenance, the welding connection part can be welded on the pipeline on line, and in the period, the air leakage flow is discharged through the inner cavity of the connection sleeve 1, so that the impact of the high-pressure air leakage flow on welding operation is less, the stability of the welding process can be ensured, and the welding can be completed rapidly.
In order to cooperate fixedly plug 3, seted up the internal thread on linking the second end inner chamber wall of sleeve 1, the external screw thread has been seted up to plug 3's first end, plug 3 passes through the external screw thread with linking sleeve 1's second end spiro union to can be in proper order progressive realization spiro union shutoff, and reliable and stable keeps the windscreen effect, guarantees to run the wind and maintains the quality.
In order to cope with high-temperature and high-pressure wind leakage, the heat-insulation wind shield 4 is fixed on the plug 3, so that wind leakage is prevented from directly impacting an operator, a wind shield impacts a path, and wind shield operation can be carried out under online pressure.
In order to stably block wind leakage airflow under a high-pressure condition, a holding rod is arranged at the second end of the plug 3, so that the plug is convenient to operate and hold; the through-hole has been seted up on thermal-insulated wind cap 4, thermal-insulated wind cap 4 passes through the through-hole cup joints on holding the pole, thereby can restrict thermal-insulated wind cap 4's radial incline guarantees thermal-insulated wind cap 4 proves to block off the direct-flushing air current, therefore operating personnel only need the axial to push away to keep off can realize the wind protection of running.
In order to fix the plug 3, the plug 3 is provided with a nut, so that tools such as a wrench can be used conveniently.
In order to strengthen the sealing effect, the first end of the pipe plug 3 is sleeved with the red copper gasket 2, and when plugging is carried out, the first end of the street pipe plug 3 sleeved with the red copper gasket 2 is heated to implement sealing arrangement.
In order to facilitate holding, the through hole of the heat insulation wind cap 4 is provided with a limiting barrel body in an extending mode, and the limiting barrel body is sleeved on the holding rod.
Generally, the heat shield is integrally formed with the restraining barrel.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
the blast furnace hot blast pipeline local air leakage online repairing device provided by the embodiment of the application can be welded with the peripheral pipe wall of the air leakage position of the pipeline through the welding connection part of the connection sleeve under the working condition of high-temperature and high-pressure air leakage, can restrict the air leakage range and discharge high-temperature and high-pressure air flow through the connection sleeve; then, the second end of the connecting sleeve can be plugged through a plug, so that wind leakage repair is realized. It is worth explaining that in order to deal with the huge safety risk of the high-temperature high-pressure wind escape place, the heat insulation wind cap is arranged at the second end of the plug, so that the wind escape direction and path are limited, direct impact on operators is avoided, the safety of the operators is guaranteed, and the requirement for online repair of the high-temperature high-pressure wind escape place can be met.
In this application, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application.
In addition, descriptions in this application as to "first", "second", etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.
In the description of the present invention, unless otherwise explicitly specified or limited, the recitation of a first feature "on" or "under" a second feature may include the recitation that the first and second features are in direct contact, and may also include the recitation that the first and second features are not in direct contact, but are in contact via another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (6)
1. The utility model provides an online prosthetic devices of local windage of blast furnace hot-blast pipeline which characterized in that includes: the connecting sleeve, the plug and the heat-insulating wind-proof cover;
a welding connection part is arranged at the first end of the connection sleeve, and an internal thread is arranged on the inner cavity wall of the second end of the connection sleeve;
the first end of the screwed plug is provided with an external thread, and the screwed plug is in threaded connection with the second end of the connecting sleeve through the external thread;
the heat insulation wind shield is fixed on the plug.
2. The blast furnace hot blast pipeline local wind leakage online repair device of claim 1, wherein the second end of the plug is provided with a holding rod, the heat insulation wind shield is provided with a through hole, and the heat insulation wind shield is sleeved on the holding rod through the through hole.
3. The blast furnace hot blast pipe local air leakage on-line repairing device according to claim 1, wherein a nut is provided on the plug.
4. The blast furnace hot-blast pipeline local air leakage online repair device of claim 1, wherein a first end of the plug is sleeved with a red copper washer.
5. The blast furnace hot blast pipeline local wind leakage online repair device of claim 2, characterized in that the through hole of the heat insulation wind shield is provided with a limiting cylinder body in an extending manner, and the limiting cylinder body is sleeved on the holding rod.
6. The on-line repairing device for local wind leakage of the blast furnace hot blast pipeline as claimed in claim 5, wherein the heat insulation wind shield is integrally formed with the limiting cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122672721.5U CN216550515U (en) | 2021-11-03 | 2021-11-03 | Online prosthetic devices of local windage of blast furnace hot-blast pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122672721.5U CN216550515U (en) | 2021-11-03 | 2021-11-03 | Online prosthetic devices of local windage of blast furnace hot-blast pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216550515U true CN216550515U (en) | 2022-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122672721.5U Active CN216550515U (en) | 2021-11-03 | 2021-11-03 | Online prosthetic devices of local windage of blast furnace hot-blast pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216550515U (en) |
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2021
- 2021-11-03 CN CN202122672721.5U patent/CN216550515U/en active Active
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