CN207635842U - A kind of sealing device sealed for breast board pin hole under sintering pallet - Google Patents
A kind of sealing device sealed for breast board pin hole under sintering pallet Download PDFInfo
- Publication number
- CN207635842U CN207635842U CN201721847280.5U CN201721847280U CN207635842U CN 207635842 U CN207635842 U CN 207635842U CN 201721847280 U CN201721847280 U CN 201721847280U CN 207635842 U CN207635842 U CN 207635842U
- Authority
- CN
- China
- Prior art keywords
- breast board
- pin hole
- briquetting
- heat insulating
- insulating member
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of sealing devices sealed for breast board pin hole under sintering pallet, including lower breast board, briquetting, heat insulating member, seal washer and flange surface nut, it is provided with pin hole on the lower breast board, the periphery of the pin hole is fixed with heat insulating member, and the shaft end of the briquetting sequentially passes through the pin hole of lower breast board and stretches out and coordinate with seal washer and flange surface nut successively gland seal after being fixed on the heat insulating member of pin hole periphery and fixes.The utility model welds heat insulating member under original at breast board, and the outer end face of heat insulating member is processed into smooth surface for being contacted with seal washer, finally briquetting is fastened with flange surface nut, it is sealed by refractory seals washer between flange surface nut and heat insulating member, is leaked out to achieve the effect that administer.
Description
Technical field
The utility model is related to ironmaking equipment technical field, more particularly to one kind are close for breast board pin hole under sintering pallet
The sealing device of envelope.
Background technology
Currently, the most air leakage rate of sintering machine in China, 40%~60%, compared with external advanced country, China is burnt
Knot machine leaks out, and situation is quite serious, and external advanced air leakage rate of sintering machine is no more than 30%.It is to improve to reduce air leakage rate of sintering machine
Sintering Yield and quality save main exhauster power consumption, reduce the important measures of process energy consumption.
And it is the important link of sintering machine air-leakage control that trolley section, which is leaked out, the pin hole of breast board, which leaks out, wherein under trolley both sides is
Lead to that sintering pallet edge leaks out it is important leak out a little, and lead to the major reason for being sintered edge effect.Briquetting passes through platform
After breast board pushes down fire grate bar under vehicle, the shaft hole matching gap between briquetting and lower breast board is unilateral 1mm, is also easy to produce and leaks out.Especially
It is after the pin of fixed briquetting falls off, briquetting loosens, and aggravation sintering pallet section is leaked out.
Utility model content
Purpose of the utility model is to overcome the deficiencies of the above prior art and provide one kind for column under sintering pallet
The sealing device of plate pin hole sealing.
To achieve the above object, the utility model uses following technical proposals：
A kind of sealing device sealed for breast board pin hole under sintering pallet, including lower breast board, briquetting, heat insulating member,
Seal washer and flange surface nut are provided with pin hole on the lower breast board, and the periphery of the pin hole is fixed with heat insulating member, described
The shaft end of briquetting sequentially pass through the pin hole of lower breast board and be fixed on after the heat insulating member of pin hole periphery stretch out and with seal washer and
Flange surface nut successively fix by gland seal cooperation.
Preferably, the briquetting include briquetting portion and stretched out from briquetting portion side and the axis pin section that coordinates with pin hole and from
The external screw thread shaft part that axis pin section extends outward, the axis pin section of the briquetting and the pin hole of lower breast board coordinate, the briquetting of the briquetting
Portion is abutted against with the lower breast board back side, and the seal washer passes through external screw thread shaft part pad on heat insulating member outer end face, the flange
Face nut thread is connected on external screw thread shaft part and is close to seal washer.
Preferably, the briquetting portion of the briquetting and the smooth step surface that the end face that the lower breast board back side abuts against is protrusion,
It can guarantee that the briquetting portion of briquetting is preferably sealed against with the lower breast board back side, and unnecessary end face processing technology can be reduced.
Preferably, the heat insulating member is fixedly welded on the periphery of the pin hole of lower breast board.
Preferably, the seal washer is high temperature resistant elastic composite.
The sealing device provided by the utility model sealed for breast board pin hole under sintering pallet, lower breast board is trolley
Side wall, due to briquetting and lower breast board shaft hole matching and the shaft hole matching gap that has 1mm or so, and then be easy to cause original device
Generation is leaked out, and welds heat insulating member in the outer end of lower breast board now, the outer end face of heat insulating member is smooth, and the overhanging shaft end of briquetting is
External screw thread shaft part passes through the pin hole of lower breast board and heat insulating member to be connected with flange surface nut screw thread, and heat insulating member and flange
Sealing is achieved the effect that by seal washer between the nut of face.
The sealing device provided by the utility model sealed for breast board pin hole under sintering pallet, is welded under original at breast board
Heat insulating member is connect, and the outer end face of heat insulating member is processed into smooth surface for being contacted with seal washer, finally uses flange
Face nut fastens briquetting, is sealed by refractory seals washer between flange surface nut and heat insulating member, is controlled to reach
Manage the effect leaked out.
The sealing device provided by the utility model sealed for breast board pin hole under sintering pallet has below beneficial to effect
Fruit：
1) leaking out at breast board pin hole under sintering pallet is reduced, to reduce the formation of edge effect in sintering process,
Sintering Yield and quality are improved, main exhauster power consumption is saved, reduces process energy consumption；
2) sintering pallet need not be redesigned, it is only necessary to which heat insulating member is welded in outer end at trolley side wall pin hole, and more
The briquetting renewed, fitted seal washer and flange nut use；
3) because of the presence of heat insulating member so that sealing device, which is influenced by temperature, to become smaller, and then slows down sealing device
The phenomenon that loosening being generated because of thermal stress deformation；In addition, since seal washer has certain elasticity, can also play prevents spiral shell
Tether the effect for connecing loosening.
Description of the drawings
Fig. 1 is the stereogram of breast board under the utility model sintering pallet；
Fig. 2 is the front view of breast board under the utility model sintering pallet；
Fig. 3 is the vertical view of breast board under the utility model sintering pallet；
Fig. 4 is the left view of breast board under the utility model sintering pallet；
Fig. 5 is the stereogram of the briquetting at breast board pin hole under the utility model sintering pallet；
Fig. 6 is the half sectional view for the sealing device that breast board pin hole seals under the utility model sintering pallet.
Wherein：1. briquetting；1a. axis pin sections；1b. external screw thread shaft parts；1c. briquettings portion；2. lower breast board；3. heat insulating member；4.
Seal washer；5. flange surface nut；10. pin hole.
Specific implementation mode
The utility model is further illustrated with reference to the accompanying drawings and examples.
As shown in figures 1 to 6, a kind of sealing dress sealed for breast board pin hole under sintering pallet provided by the utility model
It sets, including lower breast board 2, briquetting 1, heat insulating member 3, seal washer 4 and flange surface nut 5, wherein being provided with pin hole on lower breast board 2
10, and the periphery of pin hole 10 is fixed with heat insulating member 3, the shaft end of briquetting 1 sequentially passes through the pin hole 10 of lower breast board 2 and is fixed on pin
It stretches out after the heat insulating member 3 of 10 periphery of hole and coordinates with seal washer 4 and flange surface nut 5 successively gland seal and fix.
Preferably, the axis pin that the briquetting 1 includes briquetting portion 1c and stretches out from the briquetting portion sides 1c and coordinate with pin hole 10
The section 1a and external screw thread shaft part 1b extended outward from axis pin section 1a, the axis pin section 1a of briquetting 1 and the pin hole 10 of lower breast board 2 are matched
It closes, and the briquetting portion 1c of briquetting 1 is abutted against with lower 2 back side of breast board, seal washer 4 passes through external screw thread shaft part 1b pads in heat insulating member
On 3 outer end faces, flange surface nut 5 is threaded on external screw thread shaft part 1b and is close to seal washer 4.
Preferably, the briquetting portion 1c of the briquetting 1 and the smooth step that the end face that lower 2 back side of breast board abuts against is protrusion
Face can guarantee that the briquetting portion 1c of briquetting 1 is preferably sealed against with lower 2 back side of breast board, and can reduce unnecessary end face and add
Work technique.
Preferably, the heat insulating member 3 is fixedly welded on the periphery of pin hole 10 of lower breast board 2.
Preferably, the seal washer 4 is high temperature resistant elastic composite.
The sealing device provided by the utility model sealed for breast board pin hole under sintering pallet, lower breast board 2 are platform
The side wall of vehicle due to briquetting 1 and lower 2 shaft hole matching of breast board and the shaft hole matching gap that has 1mm or so, and then is easy to cause original
Device generation is leaked out, and welds heat insulating member 3 in the outer end of lower breast board 2 now, and the outer end face of heat insulating member 3 is smooth, outside briquetting 1
It is external screw thread shaft part 1b to stretch shaft end, and the pin hole 10 of lower breast board 2 and heat insulating member 3 is passed through to be connected with 5 screw thread of flange surface nut, and
Sealing is achieved the effect that by seal washer 4 between heat insulating member 3 and flange surface nut 5.
The sealing device provided by the utility model sealed for breast board pin hole under sintering pallet, is welded under original at breast board
Heat insulating member is connect, and the outer end face of heat insulating member is processed into smooth surface for being contacted with seal washer, finally uses flange
Face nut fastens briquetting, is sealed by refractory seals washer between flange surface nut and heat insulating member, is controlled to reach
Manage the effect leaked out.
The sealing device provided by the utility model sealed for breast board pin hole under sintering pallet has below beneficial to effect
Fruit：
1) leaking out at breast board pin hole under sintering pallet is reduced, to reduce the formation of edge effect in sintering process,
Sintering Yield and quality are improved, main exhauster power consumption is saved, reduces process energy consumption；
2) sintering pallet need not be redesigned, it is only necessary to which heat insulating member is welded in outer end at trolley side wall pin hole, and more
The briquetting renewed, fitted seal washer and flange nut use；
3) because of the presence of heat insulating member so that sealing device, which is influenced by temperature, to become smaller, and then slows down sealing device
The phenomenon that loosening being generated because of thermal stress deformation；In addition, since seal washer has certain elasticity, can also play prevents spiral shell
Tether the effect for connecing loosening.
In the description of the present invention, it should be understood that term "left", "right", " attached ", " facing upward ", "upper", "lower" etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and letter
Change description, do not indicate or imply the indicated device or element must have a particular orientation, with specific azimuth configuration and
Operation, therefore be not considered as limiting the invention.
It is above-mentioned although specific embodiments of the present invention are described with reference to the accompanying drawings, but not to this practicality newly
The limitation of type protection domain, those skilled in the art should understand that, based on the technical solution of the present invention, ability
Field technique personnel need not make the creative labor the various modifications or changes that can be made still in the protection model of the utility model
Within enclosing.
Claims (5)
1. a kind of sealing device sealed for breast board pin hole under sintering pallet, which is characterized in that including lower breast board, briquetting,
Heat insulating member, seal washer and flange surface nut, are provided with pin hole on the lower breast board, and the periphery of the pin hole is fixed with heat-insulated
The shaft end of component, the briquetting sequentially pass through the pin hole of lower breast board and be fixed on after the heat insulating member of pin hole periphery stretch out and with it is close
Gland seal cooperation is fixed successively for seal washer and flange surface nut.
2. the sealing device sealed as described in claim 1 for breast board pin hole under sintering pallet, which is characterized in that described
Briquetting include briquetting portion and stretched out from briquetting portion side and the axis pin section that coordinate with pin hole and extend outward from axis pin section outside
Threaded shaft section, the axis pin section of the briquetting and the pin hole of lower breast board coordinate, and briquetting portion and the lower breast board back side of the briquetting offset
It connects, the seal washer passes through external screw thread shaft part pad on heat insulating member outer end face, and the flange surface nut is threadedly coupled outside
On threaded shaft section and it is close to seal washer.
3. the sealing device sealed as claimed in claim 1 or 2 for breast board pin hole under sintering pallet, which is characterized in that
The briquetting portion of the briquetting and the smooth step surface that the end face that the lower breast board back side abuts against is protrusion.
4. the sealing device sealed as described in claim 1 for breast board pin hole under sintering pallet, which is characterized in that described
Heat insulating member is fixedly welded on the periphery of the pin hole of lower breast board.
5. the sealing device sealed as described in claim 1 for breast board pin hole under sintering pallet, which is characterized in that described
Seal washer is high temperature resistant elastic composite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721847280.5U CN207635842U (en) | 2017-12-26 | 2017-12-26 | A kind of sealing device sealed for breast board pin hole under sintering pallet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721847280.5U CN207635842U (en) | 2017-12-26 | 2017-12-26 | A kind of sealing device sealed for breast board pin hole under sintering pallet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207635842U true CN207635842U (en) | 2018-07-20 |
Family
ID=62852627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721847280.5U Expired - Fee Related CN207635842U (en) | 2017-12-26 | 2017-12-26 | A kind of sealing device sealed for breast board pin hole under sintering pallet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207635842U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110579106A (en) * | 2019-09-29 | 2019-12-17 | 天津天钢联合特钢有限公司 | sintering superelevation platform truck seal structure for bed of material |
| CN112361819A (en) * | 2020-11-10 | 2021-02-12 | 新兴铸管股份有限公司 | Sintering equipment air leakage prevention device |
-
2017
- 2017-12-26 CN CN201721847280.5U patent/CN207635842U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110579106A (en) * | 2019-09-29 | 2019-12-17 | 天津天钢联合特钢有限公司 | sintering superelevation platform truck seal structure for bed of material |
| CN110579106B (en) * | 2019-09-29 | 2024-03-22 | 天津天钢联合特钢有限公司 | Trolley sealing structure for sintering ultrahigh material layer |
| CN112361819A (en) * | 2020-11-10 | 2021-02-12 | 新兴铸管股份有限公司 | Sintering equipment air leakage prevention device |
| CN112361819B (en) * | 2020-11-10 | 2022-07-05 | 新兴铸管股份有限公司 | Sintering equipment air leakage prevention device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180720 Termination date: 20191226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |