CN205799359U - Hoist cylinder seal nipple quick replacement device - Google Patents
Hoist cylinder seal nipple quick replacement device Download PDFInfo
- Publication number
- CN205799359U CN205799359U CN201620645884.0U CN201620645884U CN205799359U CN 205799359 U CN205799359 U CN 205799359U CN 201620645884 U CN201620645884 U CN 201620645884U CN 205799359 U CN205799359 U CN 205799359U
- Authority
- CN
- China
- Prior art keywords
- seal nipple
- support
- hoist cylinder
- guide post
- leading screw
- 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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Links
- 210000002445 Nipples Anatomy 0.000 title claims abstract description 33
- 230000000694 effects Effects 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims description 4
- 239000000725 suspension Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000001737 promoting Effects 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002093 peripheral Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model discloses a kind of hoist cylinder seal nipple quick replacement device, including support, guide chain, leading screw and guide post, described support includes that four rhizospheres become foursquare column and for connecting the crossbeam of four root posts, guide chain is hung in the middle part of two relative cross rail outer, four described columns are the column structure that end face is rectangular, its top inner side is provided with stairstepping breach, described guide post activity is placed on inside support, it utilizes support to support lifting column, and use guide chain, leading screw and guide post realize the replacing of seal nipple, improve efficiency, simplify operation, reduce cost.
Description
Technical field
This utility model relates to hoist cylinder service technique field, particularly relates to a kind of hoist cylinder seal nipple the most more
Changing device.
Background technology
LF refining equipment is link important in steel making working procedure.LF refining furnace rise fall of electrodes oil cylinder is refine electrode liter
The capital equipment of descending mechanism.Electrode lifting mechanism is loosened dress by rise fall of electrodes oil cylinder, lifting column, electric-pole horizontal arm, electrode clamping
Put, electrode etc. forms.Rise fall of electrodes oil cylinder is ram cylinder, and in use cylinder seal easily produces oil leakage fault, leakage of oil
Position be often the cylinder piston rod port of export with dust ring and the seal nipple of combination sealing.Traditional method is more to change oil
Cylinder: firstly the need of stopping component cooling water, then need to take the lifting of liquid overhead traveling crane, most of group of dismounting electrode lifting mechanism
Part, assembles the assembly of electrode lifting mechanism after changing oil cylinder more in order, and operation is the most loaded down with trivial details, the people of needs
Work is more, and labor intensity is big, and dimension inspection work not batch operation, general 13 hours of used time, efficiency is low.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of hoist cylinder seal nipple quick replacement device, profit
Support lifting column with support, and use guide chain, leading screw and guide post to realize the replacing of seal nipple, improve efficiency, simplify work
Sequence, reduces cost.
For solving above-mentioned technical problem, technical solution adopted in the utility model is: a kind of hoist cylinder seal nipple
Quick replacement device, including support, guide chain, leading screw and guide post, described support includes that four rhizospheres become foursquare column and use
In connecting the crossbeam of four root posts, hanging guide chain in the middle part of two relative cross rail outer, it is square that four described columns are end face
The column structure of shape, its top inner side is provided with stairstepping breach, and described guide post activity is placed on inside support.
The diameter of described guide post is less than the diameter of piston rod of hoist cylinder.
Described leading screw external diameter and the flange hole equal diameters on seal nipple, the supporting installation in described leading screw lower end locking screw
Female.
Use and have the beneficial effects that produced by technique scheme: support both sides can be square with the hook promoting guide chain
Just place the instruments such as guide chain, after oil cylinder pressure release is drained the oil, remove the valve block of piston rod end, suspension ring are installed in piston rod end,
Guide chain being hung on suspension ring, utilize guide chain can realize piston rod lifting, the effect of guide post is to support piston rod, plays
Safeguard protection effect, the position owing to being combined with working position in the end of piston rod has the diameter of axle to change, and seal nipple is installed
If time para-position inaccurate, install relatively difficult, this utility model utilizes 4 leading screws uniform at the bolt hole of joint flange,
Utilize locking nut constantly to screw, make seal nipple uniform force, the transition that smooth upward sliding is changed by the piston rod diameter of axle
Section, prevents the potted component in joint wear, and for comparing current method for maintaining, it is possible to increase overhaul efficiency, reduces
Cost and labor intensity.
Accompanying drawing explanation
Fig. 1 is hoist cylinder structural representation；
Fig. 2 is to remove seal nipple schematic diagram；
Fig. 3 is to install seal nipple schematic diagram；
Wherein: 1, support；2, suspension ring；3, guide post；4, leading screw；5, excessive section；6, seal nipple.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out clearly
Chu, it is fully described by, it is clear that described embodiment is only a part of embodiment of the present utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
Elaborate a lot of detail in the following description so that fully understanding this utility model, but this practicality is new
Type can also use other to be different from alternate manner described here to implement, and those skilled in the art can be without prejudice to this reality
Doing similar popularization in the case of novel intension, therefore this utility model is not limited by following public specific embodiment.
As Figure 2-3, the utility model discloses a kind of hoist cylinder seal nipple quick replacement device, including support
1, guide chain, leading screw 4 and guide post 3, described support 1 includes that four rhizospheres become foursquare column and for connecting the horizontal stroke of four root posts
Beam, hangs guide chain in the middle part of two relative cross rail outer, and four described columns are the column structure that end face is rectangular, its top
Inner side is provided with stairstepping breach, and the activity of described guide post 3 is placed on inside support 1；The diameter of described guide post 3 is less than lifting oil
The diameter of piston rod of cylinder；Described leading screw 4 external diameter and the flange hole equal diameters on seal nipple, the supporting peace in described leading screw 4 lower end
Dress locking nut.
When hoist cylinder (seeing accompanying drawing 1) seal nipple occurs leakage, mount of the present utility model at column
Lower section is also fixed, and column is stuck in the breach inside support, then removes hydraulic lock and the valve block of hoist cylinder, concurrently disinfects
Waste oil；Now the piston-rod lower end at hoist cylinder is not involved in the part of work and installs suspension ring 2, and is hung over by the hook of guide chain and hang
On ring 2, utilize guide chain that piston rod is lifted up about 300mm, now guide post is vertically placed in immediately below piston rod, with
Time fall guide chain, piston rod by guide post support, remove suspension ring.Then the fastening bolt of cylinder seal joint is removed, seepage
Joint fall on the base of oil cylinder.Suspension ring are installed the most again, utilize guide chain pull-up piston rod, be allowed to separate with guide post,
It is peripheral that old seal nipple is enclosed within guide post, finally, outwards removal guide post and seal nipple, complete to remove (seeing accompanying drawing 2).
Then new joint is installed, as it is shown on figure 3, new seal nipple is sleeved on outside guide post, and places it on
Cylinder pedestal, loosens guide chain and makes piston rod drop to above guide post, removes suspension ring.Then 4 leading screws are installed to lifting oil
In the middle part of cylinder flange internal thread hole.Then seal nipple is held up, makes leading screw lower end pass the flange bolt hole of seal nipple,
Screwing clamp nut afterwards, at this moment joint is just at the changeover portion 5 of piston rod diameter of axle change；Ensuing work screws pressure exactly
Jack panel, along with constantly screwing clamp nut, seal nipple is smooth and uniform force ground is by changeover portion, the most constantly screw to
The flange laminating of the flange of seal nipple and oil cylinder lower end, remaining 4 bolts hole installation fastening bolt, hereafter dismantle leading screw,
And remaining bolt is installed, new seal nipple completes to install.
After new seal nipple installs, installation valve block and hydraulic lock and fluid pressure line, moved by action tank
Go out guide post, give oil cylinder topping up force feed afterwards, make piston rod head contact base, then raise oil cylinder and make support and surface separation, so
Rear removal bracket.Concrete about 6 hours used times, save 7 hours compared with existing repair method.
In a word, the instruments such as guide chain can conveniently be placed with the hook promoting guide chain in support both sides of the present utility model, when
After oil cylinder pressure release is drained the oil, remove the valve block of piston rod end, suspension ring are installed in piston rod end, guide chain is hung over suspension ring
On, utilize guide chain can realize piston rod lifting, the effect of guide post is to support piston rod, plays safeguard protection effect, due to
The position being combined with working position in the end of piston rod has the diameter of axle to change, if para-position is forbidden the when that seal nipple being installed
Really, installing relatively difficult, this utility model utilizes 4 leading screws uniform at the bolt hole of joint flange, utilizes locking nut continuous
Screwing, make seal nipple uniform force, the changeover portion that smooth upward sliding is changed by the piston rod diameter of axle, in preventing joint wear
Potted component, and for comparing current method for maintaining, it is possible to increase overhaul efficiency, reduce cost and labor intensity.
Claims (3)
1. a hoist cylinder seal nipple quick replacement device, it is characterised in that: include support (1), guide chain, leading screw (4) and
Guide post (3), described support (1) includes that four rhizospheres become foursquare column and for connecting the crossbeam of four root posts, relative
Hanging guide chain in the middle part of two cross rail outer, four described columns are the column structure that end face is rectangular, and its top inner side is provided with
Stairstepping breach, described guide post (3) activity is placed on support (1) inner side.
Hoist cylinder seal nipple quick replacement device the most according to claim 1, it is characterised in that: described guide post
(3) diameter is less than the diameter of piston rod of hoist cylinder.
Hoist cylinder seal nipple quick replacement device the most according to claim 2, it is characterised in that: described leading screw (4)
External diameter and the flange hole equal diameters on seal nipple, the supporting installation in described leading screw (4) lower end locking nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620645884.0U CN205799359U (en) | 2016-06-27 | 2016-06-27 | Hoist cylinder seal nipple quick replacement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620645884.0U CN205799359U (en) | 2016-06-27 | 2016-06-27 | Hoist cylinder seal nipple quick replacement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205799359U true CN205799359U (en) | 2016-12-14 |
Family
ID=57505143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620645884.0U Active CN205799359U (en) | 2016-06-27 | 2016-06-27 | Hoist cylinder seal nipple quick replacement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205799359U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107400754A (en) * | 2017-07-31 | 2017-11-28 | 莱芜钢铁集团有限公司 | A kind of system and method for being used to change refining furnace rise fall of electrodes cylinder |
-
2016
- 2016-06-27 CN CN201620645884.0U patent/CN205799359U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107400754A (en) * | 2017-07-31 | 2017-11-28 | 莱芜钢铁集团有限公司 | A kind of system and method for being used to change refining furnace rise fall of electrodes cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 067102 A block 520, Luanhe town finance square, Shuangluan District, Chengde, Hebei Patentee after: River steel Limited by Share Ltd Chengde branch Address before: 067000 A block 520, Luanhe town finance square, Shuangluan District, Chengde, Hebei Patentee before: Chengde Branch Co., Ltd. of Hebei Iron & Steel Group |