CN108413038A - A kind of rotating shaft seal structure of high temperature furnace - Google Patents
A kind of rotating shaft seal structure of high temperature furnace Download PDFInfo
- Publication number
- CN108413038A CN108413038A CN201711002888.2A CN201711002888A CN108413038A CN 108413038 A CN108413038 A CN 108413038A CN 201711002888 A CN201711002888 A CN 201711002888A CN 108413038 A CN108413038 A CN 108413038A
- Authority
- CN
- China
- Prior art keywords
- moving axis
- high temperature
- mounting blocks
- rotating shaft
- furnace body
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 58
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 239000012774 insulation material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000000197 pyrolysis Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/002—Sealings comprising at least two sealings in succession
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Furnace Details (AREA)
Abstract
The invention discloses a kind of rotating shaft seal structures of high temperature furnace, including furnace body, it is provided with to accommodate the notch of the moving axis on the furnace body, the furnace body is provided with the mounting blocks being adapted to the notch, the mounting blocks are connect with the edge seal of the notch, the through-hole groove for allowing the moving axis to slide is provided on the mounting blocks, the moving axis is interspersed to be set in the through-hole groove, the one end of the moving axis being placed in the furnace body is connected with sealing plate, it is tightly connected by first seal between the sealing plate and mounting blocks, it is tightly connected by second seal between the moving axis and the sealing plate.In the process of moving, the moment keeps the sealing with furnace body to moving axis of the present invention, provides a preferable sealed environment for high temperature furnace, meets use demand well.
Description
Technical field
The present invention relates to sealing structure field, especially a kind of rotating shaft seal structure of high temperature furnace.
Background technology
High temperature furnace is a kind of the equipment of pyroreaction, such as pyrolysis oven, reformer occurs.For as pyrolysis oven this
The equipment of sample is typically provided with moveable fire grate generally in order to realize the abundant pyrolysis and turnover of waste material, and the support of fire grate
It is completed by moving axis, moving axis is interspersed to be arranged in furnace body, and can be reciprocatingly slided.This maximum problem of structure is the close of moving axis
Envelope, because the equipment such as pyrolysis oven are more demanding to the sealing performance of pyrolysis oven, if using existing dynamic fire grate mounting structure, it is close
Sealing property is not good enough, and air is easily accessible in furnace body, influences the quality of pyrolytic reaction.
Invention content
The present invention is directed to solve one of above-mentioned technical problem in the related technology at least to a certain extent, provide a kind of close
The rotating shaft seal structure of the preferable high temperature furnace of sealing property.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of rotating shaft seal structure of high temperature furnace, including furnace body are provided with to accommodate the moving axis on the furnace body
Notch, the furnace body are provided with the mounting blocks being adapted to the notch, and the mounting blocks are connect with the edge seal of the notch,
The through-hole groove for allowing the moving axis to slide is provided on the mounting blocks, the moving axis is interspersed to be set in the through-hole groove,
The one end of the moving axis being placed in the furnace body is connected with sealing plate, passes through the first sealing between the sealing plate and mounting blocks
Part is tightly connected, and is tightly connected by second seal between the moving axis and the sealing plate.
Further, the sealing plate is rectangular-shaped, and the first seal is to be provided with the square at the sealing plate edge
V-shaped ring, when the moving axis moves, the through-hole groove is in the inside of the rectangular seal ring always.
Further, the second seal is the sealing ring being set on the moving axis, and the sealing ring is disposed adjacent
In the inside of the baffle, the sealing ring is fixed on the moving axis.
Further, it is disposed adjacent to the pressure ring of the fixation sealing ring on the inside of the sealing ring.
Further, the moving axis is located at one end in furnace body and is additionally provided with axle sleeve, the pressure ring be fixedly connected with to
The mounting box of the pressure ring is installed, described mounting box one end is connected on the sealing plate, the other end is abutted by compressed spring
In on the axle sleeve.
Further, the mounting blocks are hollow-core construction, and thermal insulation material is filled in the mounting blocks.
Further, the mounting blocks are secured by bolts on the outer wall of furnace body.
Further, the first seal and/or second seal are silica gel.
The beneficial effects of the invention are as follows：The present invention provides a kind of rotating shaft seal structure of high temperature furnace, is set on furnace body first
It is equipped with to accommodate the notch of moving axis, the notch is sealed by mounting blocks, through-hole groove is provided in the middle part of mounting blocks, move
Axis is connect across through-hole groove with sealing plate, is connected by first seal between sealing plate and mounting blocks, mounting plate and moving axis it
Between connected by second seal, moving axis in the process of moving, the moment keep with the sealing of furnace body, provide one for high temperature furnace
Preferable sealed environment, meets use demand well.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the mounting structure sectional view of the present invention；
Fig. 2 is the mounting structure left view of the present invention.
Specific implementation mode
Referring to figs. 1 to Fig. 2, a kind of rotating shaft seal structure of high temperature furnace of the invention, including furnace body 1 is set on the furnace body 1
It is equipped with to accommodate the notch 11 of the moving axis 3, the furnace body 1 is provided with the mounting blocks 2 being adapted to the notch 11, described
Mounting blocks 2 are connect with the edge seal of the notch 11, are provided with to allow the moving axis 3 to slide on the mounting blocks 2 logical
Hole slot 21, the moving axis 3 is interspersed to be set in the through-hole groove 21, and the one end of the moving axis 3 being placed in the furnace body 1 connects
Be connected to sealing plate 4, be tightly connected by first seal 5 between the sealing plate 4 and mounting blocks 2, the moving axis 3 with it is described
It is tightly connected by second seal 6 between sealing plate 4.In use, moving axis 3 is slided with 4 one of sealing plate, first seal 5
The sealed connection that can keep sealing plate 4 and mounting blocks 2 moment avoids gas leakage between sealing plate 4 and mounting blocks 2, second seal 6
The sealed connection that can keep moving axis 3 and sealing plate 4 moment avoids gas leakage between moving axis 3 and sealing plate 4, can ensure moving axis in this way
3 in the process of moving, and the moment keeps the sealing with furnace body 1, substantially increases its sealing performance.
Structure as one preferred, the sealing plate 4 are rectangular-shaped, and the first seal 5 is described close to be provided with
The rectangular seal ring at 4 edge of sealing plate, when the moving axis 3 moves, the through-hole groove 21 is in the interior of the rectangular seal ring always
Portion can remain the sealed connection of sealing plate 4 and mounting blocks 2 in this way, certainly, a kind of rectangular-shaped only preferred structure, and just
It is used in manufacture, in other embodiment, other schemes can also be used, be such as provided in round sealing plate 4, moving axis 3 is mounted on
Its center location only needs radius to be more than the extreme length of through-hole groove 21.
Further, the second seal 6 is the sealing ring being set on the moving axis 3, and the sealing ring is adjacent to be set
It is placed in the inside of the baffle, the sealing ring is fixed on the moving axis 3.Seal ring fixing structure as one preferred,
It is disposed adjacent on the inside of the sealing ring to the pressure ring 7 of the fixation sealing ring, the moving axis 3 is located at one in furnace body 1
End is additionally provided with axle sleeve 10, and the pressure ring 7 is fixedly connected with to install the mounting box 8 of the pressure ring 7, the mounting box 8 one
End is connected on the sealing plate 4, the other end is connected to by compressed spring 9 on the axle sleeve 10.In use, axle sleeve 10 is fixed
Setting, axle sleeve 10 are held out against pressure ring 7 and mounting box 8 on sealing plate 4 by compressed spring 9, realize consolidating for second seal 6
It is fixed.
Further, the mounting blocks 2 are hollow-core construction, and thermal insulation material is filled in the mounting blocks 2, can be to furnace body 1
Notch 11 at be thermally shielded isothermal holding, further reduce the heat dissipation of furnace body 1, improve its heat utilization efficiency.
Preferably, the mounting blocks 2 are secured by bolts on the outer wall of furnace body 1.Fixation is more secured, convenient and reliable.
Further, the structures such as gasket can also be used between mounting blocks 2 and furnace body 1 to be sealed, further increases sealing performance.
Material as one preferred, the first seal 5 and/or second seal 6 are silica gel.Silica gel not only toughness
Preferably, there is preferable sealing performance, and high temperature resistant, be the preferred embodiment in the sealing structure applied to high temperature furnace.
The above concrete structure and dimension data are to be illustrated to presently preferred embodiments of the present invention, but the present invention creates
It makes and is not limited to the embodiment, those skilled in the art can also make kind under the premise of without prejudice to spirit of that invention
The equivalent variations or replacement, these equivalent deformations or replacement of kind are all contained in the application claim limited range.
Claims (8)
1. a kind of rotating shaft seal structure of high temperature furnace, including furnace body, it is provided with to accommodate lacking for the moving axis on the furnace body
Mouthful, it is characterised in that：The furnace body is provided with the mounting blocks being adapted to the notch, the edge of the mounting blocks and the notch
Be tightly connected, be provided with to allow the through-hole groove of the moving axis sliding on the mounting blocks, the moving axis is interspersed be set to it is described
In through-hole groove, the one end of the moving axis being placed in the furnace body is connected with sealing plate, leads between the sealing plate and mounting blocks
First seal sealed connection is crossed, is tightly connected by second seal between the moving axis and the sealing plate.
2. a kind of rotating shaft seal structure of high temperature furnace according to claim 1, it is characterised in that：The sealing plate is rectangle
Shape, the first seal are to be provided with the rectangular seal ring at the sealing plate edge, when the moving axis moves, the through-hole groove
Always it is in the inside of the rectangular seal ring.
3. a kind of rotating shaft seal structure of high temperature furnace according to claim 1, it is characterised in that：The second seal is
The sealing ring being set on the moving axis, the sealing ring are disposed adjacent in the inside of the baffle, and the sealing ring is fixed on
On the moving axis.
4. a kind of rotating shaft seal structure of high temperature furnace according to claim 3, it is characterised in that：The inside of the sealing ring
It is disposed adjacent to the pressure ring of the fixation sealing ring.
5. a kind of rotating shaft seal structure of high temperature furnace according to claim 4, it is characterised in that：The moving axis is located at furnace body
Interior one end is additionally provided with axle sleeve, and the pressure ring is fixedly connected with to install the mounting box of the pressure ring, the mounting box one
End is connected on the sealing plate, the other end is connected to by compressed spring on the axle sleeve.
6. a kind of rotating shaft seal structure of high temperature furnace according to claim 1, it is characterised in that：The mounting blocks are hollow
Structure, the mounting blocks are interior to be filled with thermal insulation material.
7. a kind of rotating shaft seal structure of high temperature furnace according to claim 1, it is characterised in that：The mounting blocks pass through spiral shell
Bolt is fixed on the outer wall of furnace body.
8. a kind of rotating shaft seal structure of high temperature furnace according to claim 1, it is characterised in that：The first seal
And/or second seal is silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711002888.2A CN108413038A (en) | 2017-10-24 | 2017-10-24 | A kind of rotating shaft seal structure of high temperature furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711002888.2A CN108413038A (en) | 2017-10-24 | 2017-10-24 | A kind of rotating shaft seal structure of high temperature furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108413038A true CN108413038A (en) | 2018-08-17 |
Family
ID=63125273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711002888.2A Pending CN108413038A (en) | 2017-10-24 | 2017-10-24 | A kind of rotating shaft seal structure of high temperature furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108413038A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486711A (en) * | 2020-03-13 | 2020-08-04 | 苏州乔发环保科技股份有限公司 | Furnace mouth sealing device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1791759A (en) * | 2003-05-15 | 2006-06-21 | 伍德沃德调控器公司 | Dynamic sealing arrangement for movable shaft |
| CN2861634Y (en) * | 2006-01-01 | 2007-01-24 | 张国林 | Shaft sealing board for actuating device |
| CN101652589A (en) * | 2007-04-12 | 2010-02-17 | 伊格尔工业股份有限公司 | Mechanical seal device |
| CN102853084A (en) * | 2012-09-26 | 2013-01-02 | 兴化市东方机械有限责任公司 | Transmission shaft sealing device of grate coolers |
| CN205780296U (en) * | 2016-03-23 | 2016-12-07 | 浙江盛银自动化设备有限公司 | A kind of face seals of novel linear guide rail |
| CN207514232U (en) * | 2017-10-24 | 2018-06-19 | 江门绿润环保科技有限公司 | A kind of rotating shaft seal structure of high temperature furnace |
-
2017
- 2017-10-24 CN CN201711002888.2A patent/CN108413038A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1791759A (en) * | 2003-05-15 | 2006-06-21 | 伍德沃德调控器公司 | Dynamic sealing arrangement for movable shaft |
| CN2861634Y (en) * | 2006-01-01 | 2007-01-24 | 张国林 | Shaft sealing board for actuating device |
| CN101652589A (en) * | 2007-04-12 | 2010-02-17 | 伊格尔工业股份有限公司 | Mechanical seal device |
| CN102853084A (en) * | 2012-09-26 | 2013-01-02 | 兴化市东方机械有限责任公司 | Transmission shaft sealing device of grate coolers |
| CN205780296U (en) * | 2016-03-23 | 2016-12-07 | 浙江盛银自动化设备有限公司 | A kind of face seals of novel linear guide rail |
| CN207514232U (en) * | 2017-10-24 | 2018-06-19 | 江门绿润环保科技有限公司 | A kind of rotating shaft seal structure of high temperature furnace |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486711A (en) * | 2020-03-13 | 2020-08-04 | 苏州乔发环保科技股份有限公司 | Furnace mouth sealing device |
| CN111486711B (en) * | 2020-03-13 | 2022-02-11 | 苏州乔发环保科技股份有限公司 | Furnace mouth sealing device |
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