CN209039513U - Trolley is used in a kind of dismounting of blast-furnace tuyere belly pipe - Google Patents
Trolley is used in a kind of dismounting of blast-furnace tuyere belly pipe Download PDFInfo
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- CN209039513U CN209039513U CN201821491931.6U CN201821491931U CN209039513U CN 209039513 U CN209039513 U CN 209039513U CN 201821491931 U CN201821491931 U CN 201821491931U CN 209039513 U CN209039513 U CN 209039513U
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- trolley
- belly pipe
- blast
- dismounting
- saddle
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Abstract
The utility model discloses a kind of blast-furnace tuyere belly pipe dismounting trolley, including trolley body, wheel is arranged in the bottom of trolley body, and the saddle for rest belly pipe is provided at the top of trolley body.In use, operating personnel only needs dismounting belly pipe and pushes trolley that whole operation process can be completed above-mentioned trolley, does not need frequently to carry out barb operation using jack, improve work efficiency, while being greatly reduced labor intensity.
Description
Technical field
The utility model relates to plant maintenance technical fields more particularly to a kind of dismounting of blast-furnace tuyere belly pipe to use trolley.
Background technique
Blast-furnace tuyere is the important equipment on Iron Works, the high-temperature hot-air and furnace bottom coke oxygen be blown by blast-furnace tuyere
Change burning and generate CO, CO is restored originally in high temperature rising with iron existing for oxide form.Blast-furnace tuyere by tuyere big sleeve,
Tuyere medium sleeve, tuyere small sleeve composition, belly pipe are fixed together by stay-bolt and small set.In prolonged use process
In, belly pipe is easily burnt out under the influence of furnace high-temperature and scum, causes belly pipe and small set male-female engagement face contact not close
It is real, cause air port to leak out, so that uneven heating in State of Blast Furnace, furnace charge melting is not thorough, and mixing is uneven, so that it is raw to influence blast furnace
The quality and yield of production.
After belly pipe is burnt out, the effective jack of the blow-through that will be burnt out is needed to fix, then removes pull-rod nut and and gooseneck
The wedge of connection is gradually poured out belly pipe with 4~5 jacks outward under bustle pipe, and operating personnel needs frequent barb
Belly pipe could be removed, operating efficiency is lower, and labor intensity is larger.And return fill new belly pipe when, because of operating personnel's technical ability
Horizontal do not wait easily tilts when using jack adjustment belly pipe with operation in small set pair, causes belly pipe spherical surface and small set
Concave surface contact sealing is bad, causes to do over again.
In conclusion how to solve the problems, such as that blast-furnace tuyere belly pipe dismounting operation low efficiency and large labor intensity have become
The technical problem of those skilled in the art's urgent need to resolve.
Utility model content
The purpose of the utility model is to provide a kind of blast-furnace tuyere belly pipe dismounting trolleies, to solve blast-furnace tuyere blow-through
Pipe dismounting operation low efficiency and large labor intensity problem.
To achieve the goals above, the utility model provides a kind of blast-furnace tuyere belly pipe dismounting trolley, including small
Vehicle ontology, the bottom of the trolley body are arranged wheel, the saddle for rest belly pipe are provided at the top of trolley body.
Preferably, the saddle is height-adjustable.
Preferably, elevating mechanism is provided in the trolley body, the elevating mechanism is for driving the saddle capable of lifted.
Preferably, the elevating mechanism is hydraulicefficiency elevation structure.
Preferably, pushing hands is additionally provided in the trolley body.
Preferably, reinforcing beam is additionally provided with below the pushing hands, one end of the reinforcing beam is connect with the pushing hands, institute
The other end for stating reinforcing beam is connect with the trolley body.
Preferably, the wheel includes front wheels and rear wheels, and the front-wheel is universal wheel.
Preferably, the trolley body is formed by square tubes soldering.
Preferably, the saddle includes front saddle and rear cradling, path of the front saddle for belly pipe described in rest
Section, gooseneck section of the rear cradling for belly pipe described in rest.
Content, the above-mentioned dismounting of blast-furnace tuyere belly pipe trolley, including trolley body, trolley are introduced compared to background technique
Wheel is arranged in the bottom of ontology, and the saddle for rest belly pipe is provided at the top of trolley body.Above-mentioned trolley was using
Cheng Zhong hangs two jacks first with jack above the belly pipe needed replacing in advance；After blast furnace staying, by belly pipe
Trolley is shifted onto below belly pipe to be removed, and is hung up properly belly pipe with jack, removes stay-bolt and gooseneck flange pin；It will
Belly pipe is placed on trolley；Trolley is moved into downline zone on spare part, is hung old belly pipe with lifting devices such as electric blocks
Under, and new belly pipe is hung on trolley；Trolley is moved at air port, is sling belly pipe with two jacks；Again pacify
Fill stay-bolt and gooseneck pin；Remove trolley；Urgent stay-bolt ensures that belly pipe spherical surface and small set contact surface are sealed to
The dismounting and the installation process of new belly pipe of old belly pipe are completed in position.Should during, operating personnel only need dismounting belly pipe and
It pushes trolley that whole operation process can be completed, does not need frequently to carry out barb operation using jack, improve work efficiency,
It has been greatly reduced labor intensity simultaneously.
Detailed description of the invention
Fig. 1 is that the structure of blast-furnace tuyere belly pipe dismounting trolley provided by the embodiment of the utility model delivery belly pipe is shown
It is intended to；
Fig. 2 is pushed into blast-furnace tuyere Shi Yuzhi with trolley for blast-furnace tuyere belly pipe dismounting provided by the embodiment of the utility model
The relative position structural schematic diagram of blowpipe.
In figure 1 above and Fig. 2,
Trolley body 1, wheel 2, front-wheel 21, rear-wheel 22, belly pipe 3, path section 31, gooseneck section 32, saddle 4, front saddle
41, rear cradling 42, pushing hands 5, reinforcing beam 6, tuyere small sleeve 7, stay-bolt 8, gooseneck pin 9, gooseneck pipe flange 10.
Specific embodiment
The core of the utility model is to provide a kind of blast-furnace tuyere belly pipe dismounting trolley, to solve blast-furnace tuyere blow-through
Pipe dismounting operation low efficiency and large labor intensity problem.
In order to make those skilled in the art more fully understand technical solution provided by the utility model, below in conjunction with attached
The utility model is described in further detail with specific embodiment for figure.
As depicted in figs. 1 and 2, a kind of blast-furnace tuyere belly pipe dismounting trolley provided by the embodiment of the utility model, packet
Trolley body 1 is included, wheel 2 is arranged in the bottom of trolley body 1, and the top of trolley body 1 is provided with the saddle for rest belly pipe 3
Seat 4.
It should be noted that those skilled in the art are it should also be understood that as shown in Fig. 2, existing belly pipe 3 is packet
Include path section 31 and gooseneck section 32 be two-part, and be provided at gooseneck section 32 (also become gooseneck) gooseneck pipe flange 10,
Gooseneck pipe flange 10 cooperates gooseneck pin 9 to be fixedly connected with blast-furnace equipment by stay-bolt 8, therefore, in corresponding saddle 4
Portion should be provided with corresponding evacuation gap, which is used to form evacuation to gooseneck pipe flange and stay-bolt.
Above-mentioned trolley in use, hangs two first with jack above the belly pipe needed replacing in advance and falls
Chain；After blast furnace staying, belly pipe trolley is shifted onto below belly pipe to be removed, is hung up properly belly pipe with jack, removes and draws
Bar bolt and gooseneck flange pin；Belly pipe is placed on trolley；Trolley is moved into downline zone on spare part, with electronic calabash
The lifting devices such as reed hang down old belly pipe, and new belly pipe is hung on trolley；Trolley is moved at air port, with two
Jack slings belly pipe；Reinstall stay-bolt and gooseneck pin；Remove trolley；Urgent stay-bolt ensures belly pipe
Spherical surface and small set contact surface are sealed to position, that is, complete the dismounting and the installation process of new belly pipe of old belly pipe.During being somebody's turn to do, make
Industry personnel only need dismounting belly pipe and push trolley that whole operation process can be completed, and do not need frequently to be fallen using jack
Hook operation, improves work efficiency, while being greatly reduced labor intensity.
For the versatility of lifting truck, above-mentioned saddle 4 it is height-adjustable.The rest of trolley saddle is enabled in this way
Height is consistent with the tuyere small sleeve center of furnace shell improves belly pipe installation quality, while also improving the versatility of trolley, can
It is adjusted with height according to demand.
And the adjustable specific structure of saddle, can be and be provided with elevating mechanism in trolley body 1, and elevating mechanism is used for
Saddle 4 is driven to go up and down.For example, the elevating mechanism can be hydraulicefficiency elevation structure, and or linear motor driving elevating mechanism,
It can also be the form, such as screw mechanism etc. of other common elevating mechanisms of those skilled in the art.It will be understood
Be, setting elevating mechanism drive saddle capable of lifted mode be only the utility model embodiment preferable examples, can also be by
Saddle is mounted on support base by pin, and support base is provided with location hole in the height direction, by adjusting wearing for pin
The location hole of different location can realize the difference of the installation site height of saddle.
Mobile in order to facilitate the position of trolley, staff facilitates force, pushing hands 5 is additionally provided in trolley body 1.
In addition, the fixing intensity in order to guarantee pushing hands, avoids pushing hands in use process from falling off from trolley, in pushing hands 5
Lower section is additionally provided with reinforcing beam 6, and one end of reinforcing beam 6 is connect with pushing hands 5, and the other end of reinforcing beam 6 is connect with trolley body 1.
It should be noted that in general, the wheel 2 of trolley includes front-wheel 21 and rear-wheel 22, and for convenience to small
The adjusting in vehicle direction, so that trolley can facilitate the underface for reaching belly pipe, corresponding front-wheel 21 is preferably universal wheel.
In addition, it is necessary to which explanation, trolley body 1 are preferably formed by square tubes soldering.Of course, it should be understood that can also
It is welded using other fashioned iron with to be, or is that bolt fastening forms, it is not limited here.
In addition to this, the specific structure of above-mentioned saddle 4 may include front saddle 41 and rear cradling 42, and front saddle 41 is for branch
The path section 31 of belly pipe 3 is held in the palm, rear cradling 42 is used for the gooseneck section 32 of rest belly pipe 3.By being arranged to front saddle and rear saddle
The structure type of seat, can save profile material, it is of course possible to which understanding is also possible to the structure that saddle is integral type, only
But the utility model preferably uses split type structure.
Blast-furnace tuyere belly pipe dismounting provided by the utility model is described in detail with trolley above.It needs
Bright, all the embodiments in this specification are described in a progressive manner, the highlights of each of the examples are with
The difference of other embodiments, the same or similar parts between the embodiments can be referred to each other.
It should also be noted that, herein, relational terms such as first and second and the like are used merely to one
Entity or operation are distinguished with another entity or operation, without necessarily requiring or implying between these entities or operation
There are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to contain
Lid non-exclusive inclusion, so that article or equipment including a series of elements not only include those elements, but also
It including other elements that are not explicitly listed, or further include for this article or the intrinsic element of equipment.Do not having
In the case where more limitations, the element that is limited by sentence "including a ...", it is not excluded that in the article including above-mentioned element
Or there is also other identical elements in equipment.
Specific case used herein is expounded the principles of the present invention and embodiment, above embodiments
Explanation be merely used to help understand the core concept of the utility model.It should be pointed out that for the ordinary skill of the art
For personnel, without departing from the principle of this utility model, several improvements and modifications can be made to this utility model,
Modifications and modifications also fall within the protection scope of the claims of the utility model.
Claims (7)
1. a kind of blast-furnace tuyere belly pipe dismounting trolley, which is characterized in that including trolley body (1), the trolley body (1)
Bottom wheel (2) are set, the saddle (4) for rest belly pipe (3) is provided at the top of trolley body (1)；
The saddle (4) it is height-adjustable, and elevating mechanism is provided in the trolley body (1), the elevating mechanism is used
In driving saddle (4) lifting.
2. blast-furnace tuyere belly pipe dismounting trolley as described in claim 1, which is characterized in that the elevating mechanism is hydraulic
Elevating mechanism.
3. blast-furnace tuyere belly pipe dismounting trolley as described in claim 1, which is characterized in that on the trolley body (1)
It is additionally provided with pushing hands (5).
4. blast-furnace tuyere belly pipe dismounting trolley as claimed in claim 3, which is characterized in that the lower section of the pushing hands (5)
It is additionally provided with reinforcing beam (6), one end of the reinforcing beam (6) is connect with the pushing hands (5), the other end of the reinforcing beam (6)
It is connect with the trolley body (1).
5. such as blast-furnace tuyere belly pipe of any of claims 1-4 dismounting trolley, which is characterized in that the wheel
It (2) include front-wheel (21) and rear-wheel (22), and the front-wheel (21) is universal wheel.
6. such as blast-furnace tuyere belly pipe of any of claims 1-4 dismounting trolley, which is characterized in that the trolley
Ontology (1) is formed by square tubes soldering.
7. such as blast-furnace tuyere belly pipe of any of claims 1-4 dismounting trolley, which is characterized in that the saddle
It (4) include front saddle (41) and rear cradling (42), path section of the front saddle (41) for belly pipe (3) described in rest
(31), gooseneck section (32) of the rear cradling (42) for belly pipe (3) described in rest.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821491931.6U CN209039513U (en) | 2018-09-12 | 2018-09-12 | Trolley is used in a kind of dismounting of blast-furnace tuyere belly pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821491931.6U CN209039513U (en) | 2018-09-12 | 2018-09-12 | Trolley is used in a kind of dismounting of blast-furnace tuyere belly pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209039513U true CN209039513U (en) | 2019-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821491931.6U Active CN209039513U (en) | 2018-09-12 | 2018-09-12 | Trolley is used in a kind of dismounting of blast-furnace tuyere belly pipe |
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| Country | Link |
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| CN (1) | CN209039513U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111635971A (en) * | 2020-06-17 | 2020-09-08 | 邯郸钢铁集团有限责任公司 | Device for dismounting blast furnace blowpipe |
| CN113278752A (en) * | 2021-06-22 | 2021-08-20 | 北京中冶设备研究设计总院有限公司 | Blast furnace belly pipe intelligence bolt locking and dismounting device |
-
2018
- 2018-09-12 CN CN201821491931.6U patent/CN209039513U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111635971A (en) * | 2020-06-17 | 2020-09-08 | 邯郸钢铁集团有限责任公司 | Device for dismounting blast furnace blowpipe |
| CN113278752A (en) * | 2021-06-22 | 2021-08-20 | 北京中冶设备研究设计总院有限公司 | Blast furnace belly pipe intelligence bolt locking and dismounting device |
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