CN208816680U - A kind of IV type Lurgi gasifier hollow shaft bearing dustproof device of MarK- - Google Patents
A kind of IV type Lurgi gasifier hollow shaft bearing dustproof device of MarK- Download PDFInfo
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- CN208816680U CN208816680U CN201821525558.1U CN201821525558U CN208816680U CN 208816680 U CN208816680 U CN 208816680U CN 201821525558 U CN201821525558 U CN 201821525558U CN 208816680 U CN208816680 U CN 208816680U
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- hollow shaft
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- elastic sealing
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- dustproof device
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Abstract
The utility model discloses a kind of IV type Lurgi gasifier hollow shaft bearing dustproof device of MarK-, including substrate, pressing plate, the elastic sealing strip group being folded between substrate and pressing plate and the follower bolt for fastening elastic sealing strip group being arranged along gasification furnace hollow outer shaft circumference；The substrate, pressing plate and elastic sealing strip group and the hollow outer shaft are coaxially disposed, the top of the elastic sealing strip is in contact with the outer wall of hollow shaft in gasification furnace, using the flexibility of elastic sealing strip group, told IV type Lurgi gasifier hollow shaft bearing dustproof device of MarK- is formed.The utility model can enter to avoid impurity causes damage of the bearing inside hollow shaft, eliminate the insecurity factor of equipment, it is ensured that production is even transported, and maintenance and driving and parking cost are reduced.
Description
Technical field
The utility model belongs to chemical production technical field, is related to a kind of coal synthesis ammonia process units, more particularly to
A kind of IV type Lurgi gasifier hollow shaft bearing dustproof device of MarK-.
Background technique
The IV neat gasification furnace in type Shandong of MarK- is the special coal rough coal device of air of China's equipment Imported From German EMH Company Lucci corporation, main to use
It in Chemical Manufacture unit, needs continuously to run without interruption, running part of the hollow shaft as gasification furnace Coal Distribution System is especially heavy
It wants.
But due to there is no dustproof facilities between the IV inside and outside hollow shaft of the neat gasification furnace in type Shandong of MarK-, operation for many years,
Coal dust of the difference containing impurity component, coal cinder invade bearing, cause bearing wear very by the neutral gear between inside and outside hollow shaft
To fragmentation, in turn resulting in gasification furnace, even fortune is interrupted, and has not only influenced process units stable operation, but increase unnecessary maintenance and
Driving and parking cost.
Summary of the invention
In order to solve the problems, such as existing for existing gasification furnace apparatus, the utility model discloses a kind of IV type Lu Qiqi of MarK-
Change furnace hollow shaft bearing dustproof device, can enter to avoid impurity and cause damage of the bearing inside hollow shaft, eliminate equipment not
Safety factor, it is ensured that production is even transported, and maintenance and driving and parking cost are reduced.
The technical solution of the utility model is achieved in that
The utility model discloses a kind of IV type Lurgi gasifier hollow shaft bearing dustproof devices of MarK-, comprising: along gasification
Substrate, the pressing plate, the elastic sealing strip group being folded between substrate and pressing plate and for fastening of furnace hollow outer shaft circumference setting
The follower bolt of elastic sealing strip group；The substrate, pressing plate and elastic sealing strip group and the hollow outer shaft are coaxially disposed, described
The top of elastic sealing strip is in contact with the outer wall of hollow shaft in gasification furnace；The elastic sealing strip group is by δ=0.2mm
S30408 stainless steel plate surrounds, and using the flexibility of elastic sealing strip group, it is hollow to form told IV type Lurgi gasifier of MarK-
Axle bearing dust guard.
Substrate welding (preferably spot welding) is in the upper end of the hollow outer shaft side wall as a preferred implementation manner,
And the threaded hole with follower bolt cooperation is equipped on the substrate, elastic sealing strip group, pressing plate；Preferably, in the bullet
Property diaphragm seal group lower part be equipped with threaded hole；The whole circle of sealing device consolidates elastic sealing strip using bolt and pressing plate
It is fixed, and spot welding is reinforced, it is ensured that device is solid, reliable.
The elastic sealing strip group is made of at least one circle diaphragm seal as a preferred implementation manner,；Preferably,
The elastic sealing strip group is made up of the large, medium and small three circles diaphragm seal set gradually from inside to outside, described large, medium and small
The height of diaphragm seal is sequentially reduced, and the lower part of the large, medium and small diaphragm seal is fixed on same level by the follower bolt
On, and be in contact at the top of the big diaphragm seal with the outer wall of hollow shaft in gasification furnace.
The elastic sealing strip group is in impaction state as a preferred implementation manner, when inside/outside hollow shaft rotates,
Elastic sealing strip group generates flexible deformation, it is ensured that sealing device is effective in real time.
The device gives elastic sealing strip group slight compression deflection before work, and starts work with the rotation of hollow shaft
Make, when axial displacement occurs for hollow shaft, corresponding flexible deformation occurs therewith for elastic sealing strip group, it is ensured that inside and outside hollow shaft is somebody's turn to do
Seal chamber composed by sealing device exists always.
The utility model is exclusively used in IV type Lurgi gasifier of MarK-, is not generating the premise to the other adverse effects of equipment
Under, the service life of gasification furnace hollow shaft can be improved, reduce maintenance and driving and parking cost.
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 only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model embodiment.
In figure: 1, hollow outer shaft；2, interior hollow shaft；3, substrate；4, pressing plate；5, follower bolt；6, elastic sealing strip.
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 creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
IV type Lurgi gasifier hollow shaft bearing dustproof device of MarK- as shown in Figure 1, comprising: along gasification furnace external hollow
Substrate 3, the pressing plate 4, the elastic sealing strip group 6 being folded between substrate 3 and pressing plate 4 and for fastening bullet of 1 circumference of axis setting
The follower bolt 5 of property diaphragm seal group 6；The substrate 3, pressing plate 4 and elastic sealing strip group 6 and the hollow outer shaft 1 are coaxially disposed,
3 points of the substrate is welded in the upper end of 1 side wall of hollow outer shaft, and under the substrate 3, pressing plate 4 and 6 groups of elastic sealing strip
Portion is equipped with the threaded hole cooperated with follower bolt 5；The whole circle of the sealing device using bolt and pressing plate to elastic sealing strip into
Row is fixed, and spot welding is reinforced, it is ensured that device is solid, reliable.
Wherein, the elastic sealing strip group 6 is surrounded by the large, medium and small three circles diaphragm seal set gradually from inside to outside
, the height of the large, medium and small diaphragm seal is sequentially reduced, and the lower part of the large, medium and small diaphragm seal passes through the follower bolt 5
It is fixed in same level, and is in contact at the top of the big diaphragm seal with the outer wall of hollow shaft in gasification furnace；Specifically, described
Elastic sealing strip group is surrounded by the S30408 stainless steel plate of three layers of δ=0.2mm, the height difference based on edge on hollow outer shaft 1
For 120mm, 110mm, 100mm, wherein big diaphragm seal highest, height is greater than interior hollow shaft 2, hollow outer shaft 1 in corresponding position
Spacing 115mm, the available 5mm pre-pressing deformation of elastic sealing strip group 6 during installation.
Inside/hollow outer shaft rotation when, due to its axial displacement, the deflection of the elastic sealing strip group 6 should be
Between 5mm-25mm, it is ensured that seal chamber exists in real time.
Embodiment 2
A kind of IV type Lurgi gasifier hollow shaft bearing dustproof device of MarK-, comprising: along 1 circumference of gasification furnace hollow outer shaft
The substrate 3 of setting, pressing plate 4, the elastic sealing strip group 6 being folded between substrate 3 and pressing plate 4 and for fastening elastic packing
The follower bolt 5 of piece group 6；The substrate 3, pressing plate 4 and elastic sealing strip group 6 and the hollow outer shaft 1 are coaxially disposed, the base
3 points of plate are welded in the upper end of 1 side wall of hollow outer shaft, and are all provided in 6 groups of substrate 3, pressing plate 4 and elastic sealing strip lower parts
There is the threaded hole cooperated with follower bolt 5；The whole circle of sealing device is fixed elastic sealing strip using bolt and pressing plate,
And spot welding is reinforced, it is ensured that device is solid, reliable.
Wherein, the elastic sealing strip group 6 is surrounded by a circle diaphragm seal, and hollow shaft is outer in top and gasification furnace
Wall is in contact；Specifically, the elastic sealing strip group is surrounded by the S30408 stainless steel plate stainless steel plate of a circle δ=0.2mm
, height 120mm, greater than interior hollow shaft 2, hollow outer shaft 1 corresponding position spacing 115mm, it is elastic during installation close
The available 5mm pre-pressing deformation of mounting group 6.
Inside/hollow outer shaft rotation when, due to its axial displacement, the deflection of the elastic sealing strip group 6 should be
Between 5mm-25mm, it is ensured that seal chamber exists in real time.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (7)
1. a kind of IV type Lurgi gasifier hollow shaft bearing dustproof device of MarK- characterized by comprising along gasification furnace outer space
Mandrel circumference setting substrate, pressing plate, the elastic sealing strip group being folded between substrate and pressing plate and for fasten elasticity it is close
The follower bolt of mounting group；The substrate, pressing plate and elastic sealing strip group and the hollow outer shaft are coaxially disposed, and the elasticity is close
The top of mounting is in contact with the outer wall of hollow shaft in gasification furnace.
2. IV type Lurgi gasifier hollow shaft bearing dustproof device of MarK- as described in claim 1, it is characterised in that: the base
Plate is welded on the upper end of the hollow outer shaft side wall, and is equipped with and pressing plate spiral shell on the substrate, elastic sealing strip group, pressing plate
The threaded hole of bolt cooperation.
3. IV type Lurgi gasifier hollow shaft bearing dustproof device of MarK- as claimed in claim 2, it is characterised in that: described
The lower part of elastic sealing strip group is equipped with threaded hole.
4. IV type Lurgi gasifier hollow shaft bearing dustproof device of MarK- as described in claim 1, it is characterised in that: the bullet
Property diaphragm seal group be made of at least one circle diaphragm seal.
5. IV type Lurgi gasifier hollow shaft bearing dustproof device of MarK- as claimed in claim 4, it is characterised in that: the bullet
Property diaphragm seal group be by set gradually from inside to outside it is large, medium and small three circle diaphragm seal form, the large, medium and small diaphragm seal
Height be sequentially reduced, the lower part of the large, medium and small diaphragm seal is fixed in same level by the follower bolt, and
It is in contact at the top of the big diaphragm seal with the outer wall of hollow shaft in gasification furnace.
6. such as any IV type Lurgi gasifier hollow shaft bearing dustproof device of MarK- in claim 1 ~ 5, feature exists
In: the elastic sealing strip group is in impaction state.
7. IV type Lurgi gasifier hollow shaft bearing dustproof device of MarK- as claimed in claim 6, it is characterised in that: the bullet
Property diaphragm seal group is surrounded by the S30408 stainless steel plate of δ=0.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821525558.1U CN208816680U (en) | 2018-09-18 | 2018-09-18 | A kind of IV type Lurgi gasifier hollow shaft bearing dustproof device of MarK- |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821525558.1U CN208816680U (en) | 2018-09-18 | 2018-09-18 | A kind of IV type Lurgi gasifier hollow shaft bearing dustproof device of MarK- |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208816680U true CN208816680U (en) | 2019-05-03 |
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ID=66277544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821525558.1U Active CN208816680U (en) | 2018-09-18 | 2018-09-18 | A kind of IV type Lurgi gasifier hollow shaft bearing dustproof device of MarK- |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208816680U (en) |
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2018
- 2018-09-18 CN CN201821525558.1U patent/CN208816680U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211123 Address after: 047500 Zhonghua East Street, Lucheng City, Changzhi City, Shanxi Province Patentee after: TIANJI COAL CHEMICAL INDUSTRY GROUP Co.,Ltd. Patentee after: Shanxi Lu'an Tianji mechanical equipment manufacturing Co., Ltd Address before: 1 No. 047507 Shanxi province Changzhi City Lucheng China East Street days ridge Avenue Patentee before: TIANJI COAL CHEMICAL INDUSTRY GROUP Co.,Ltd. |