CN110307337A - A kind of rubber sealing structure having refrigerating function - Google Patents
A kind of rubber sealing structure having refrigerating function Download PDFInfo
- Publication number
- CN110307337A CN110307337A CN201910622681.8A CN201910622681A CN110307337A CN 110307337 A CN110307337 A CN 110307337A CN 201910622681 A CN201910622681 A CN 201910622681A CN 110307337 A CN110307337 A CN 110307337A
- Authority
- CN
- China
- Prior art keywords
- sealing
- cooling liquid
- rubber
- blocking film
- furnace duct
- 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.)
- Granted
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
- C21D1/773—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material under reduced pressure or vacuum
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0006—Details, accessories not peculiar to any of the following furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
-
- 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
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
Abstract
The invention belongs to rubber sealing technologies, are related to a kind of rubber sealing structure for having refrigerating function.Including tubing to be processed (1), furnace duct (2), sealing rubber ring (3), sealing flange seat (4), connection bolt (5), annular blocking film a (6), cooling liquid inlet a (7), cooling liquid outlet b (8), vacuum-pumping pipeline (9), annular blocking film b (10), cooling liquid inlet a (11), cooling liquid outlet b (12), coolant liquid (13)；Toroidal cavity structure is arranged in the close positions that the present invention gets lodged in furnace duct and sealing flange seat installation sealing rubber ring by welding annular, and coolant liquid is injected in toroidal cavity and forms circulating cooling system, achievees the purpose that cooling；The temperature around cushion rubber can be effectively reduced in the present invention in heat treatment engineering, guarantee the working performance and service life of cushion rubber, guarantee the reliability of sealing.
Description
Technical field
The invention belongs to rubber sealing technologies, are related to a kind of rubber sealing structure for having refrigerating function.
Background technique
Required technical problems to be solved: precision tube is heat-treated in process, when heat treatment in order to
Prevent tubing to be oxidized, tubing needs carried out in the state that one closed and oxygen content is lower, the detailed process of processing be by
A certain number of tubing to be processed are put into furnace duct, and furnace duct is the open tooling that there is sealing structure in closed at one end, one end, will
After air extraction in furnace duct, the furnace duct equipped with tubing to be processed is put into burner hearth and is heat-treated.Furnace duct open end
There is rubber sealing device, heat is transmitted to sealing position by furnace duct in heat treatment process, deforms after cushion rubber is heated, influences glue
The service life is enclosed, and will lead to sealing effect decline or even seal failure.
Existing sealing structure is being heat-treated as shown in Figure 1, using axial rubber sealing structure between two flange faces
In the process, heat can be transmitted to flange seal position, make the service life reduction of sealing rubber ring, sealing effect decline, or even failure.
Summary of the invention
The purpose of the present invention: the characteristics of for this sealing structure of furnace duct, a kind of cushion rubber for having refrigerating function has been invented
Sealing structure has coolant liquid around sealing rubber ring in this configuration, can effectively reduce the temperature near cushion rubber, avoid cushion rubber
Temperature distortion can effectively improve sealing effect, increase cushion rubber service life.
Technical solution of the present invention: a kind of rubber sealing structure having refrigerating function, which is characterized in that including furnace duct 2, close
Sealing rubber ring 3, sealing flange seat 4, connection bolt 5, vacuum-pumping pipeline 9；2 open end of furnace duct is flange arrangement, is had on flange
Tubing 1 to be processed is put into furnace duct 2, is equipped with sealant between furnace duct 2 and sealing flange seat 4 by the bolt hole many places of cloth
Circle 3, furnace duct 2 and sealing flange seat 4 are linked together by multiple connection bolts 5, have vacuum-pumping tube on sealing flange seat 4
Road 9.
The position of the corresponding installation sealing rubber ring 3 of the lower edge of 2 flange of furnace duct sets annular groove, and annular blocking film b10 is fixed
It is mounted on the upper end of annular groove, the lower edge formation cavity structure of annular blocking film b10 and 2 flange of furnace duct, on annular blocking film b10
It is provided with cooling liquid inlet b11 and cooling liquid outlet b12.
" anti-C " type ring slot is processed around the aprons slot of the sealing flange seat 4, annular blocking film a6 is fixed on above annular groove,
Make to form cavity structure between annular blocking film a6 and sealing flange seat 4, be provided on annular blocking film a6 cooling liquid inlet a7 and
Cooling liquid outlet a8.
The cooling liquid inlet b11 and cooling liquid outlet b12 is on the circumference of annular blocking film b10 in 180 ° of arrangements.
The cooling liquid inlet a7 and cooling liquid outlet a8 is on the circumference of annular blocking film a6 in 180 ° of arrangements.
Coolant liquid is passed through in the cooling liquid inlet a7, coolant liquid flows out after flowing through annular groove in cooling liquid outlet a8.
Coolant liquid is passed through in the cooling liquid inlet b11, coolant liquid flows out after flowing through annular groove in cooling liquid outlet b12.
The sealing rubber ring 3 is mounted in the aprons slot of sealing flange seat 4.
Effect of the invention: the close positions of furnace duct and sealing flange seat installation sealing rubber ring are got lodged in by welding annular
Toroidal cavity structure is set, coolant liquid is injected in toroidal cavity and forms circulating cooling system, achievees the purpose that cooling；The present invention
The temperature around cushion rubber can be effectively reduced in heat treatment engineering, guarantee the working performance and service life of cushion rubber, guarantee sealing
Reliability.
Detailed description of the invention
Fig. 1 plough groove type axial direction rubber sealing structure
Rubber sealing structure Fig. 2 of the invention
Rubber sealing the structure left view Fig. 3 of the invention
Wherein: 1- tubing to be processed；2- furnace duct；3 sealing rubber rings；4- sealing flange seat；5- connection bolt；6- annular is stifled
Piece a；7- cooling liquid inlet a；8- cooling liquid outlet a；9- vacuum-pumping pipeline 10- annular blocking film b；11- cooling liquid inlet b；12- is cold
But liquid exports b；13- coolant liquid.
Specific embodiment
The following further describes the present invention with reference to the drawings:
As shown in Fig. 1 Fig. 2, a kind of rubber sealing structure having refrigerating function, including it is tubing to be processed 1, furnace duct 2, close
Sealing rubber ring 3, sealing flange seat 4, connection bolt 5, annular blocking film a6, cooling liquid inlet a7, cooling liquid outlet b8, vacuum-pumping pipeline
9, annular blocking film b10, cooling liquid inlet a11, cooling liquid outlet b12, coolant liquid 13；
2 open end of furnace duct is flange arrangement, is machined with groove structure in the position of corresponding installation sealing rubber ring 3, annular
Blocking film b10 is welded on above annular groove, and the lower edge of annular blocking film b10 and 2 flange of furnace duct forms cavity structure, in annular blocking film
It is provided with cooling liquid inlet a11 and cooling liquid outlet b12, thus import and outlet make annular groove portion circumferentially in 180 ° of arrangements
Position forms cavity structure and has the function that cool so that coolant liquid is in empty cavity circulation；There is cushion rubber on sealing flange seat 4
Slot processes " anti-C " type ring slot around aprons slot, and annular blocking film a6 is welded on above annular groove, makes annular blocking film a6 and Sealing Method
Cavity structure is formed between blue seat 4, cooling liquid inlet a7 and cooling liquid outlet b8, import and outlet are provided in annular blocking film
Circumferentially in 180 ° of arrangements, so that annular groove position is formed cavity structure and reach cooling so that coolant liquid is in empty cavity circulation
The effect of cooling.
Tubing 1 to be processed is put into furnace duct 2, sealing rubber ring 3 is placed into the aprons slot on sealing flange seat 4,
Sealing flange seat 4 is connect with furnace duct 2 by bolt 5, vacuum environment will be extracted out by vacuum-pumping pipeline 9 in furnace duct, it will
Furnace duct is put into heat-treatment furnace, is passed through coolant liquid in cooling liquid inlet a7 and cooling liquid inlet a11, coolant liquid flows through ring
It is flowed out after shape slot in cooling liquid outlet b8 and cooling liquid outlet b12, coolant liquid is formed by import and export in annular groove internal circulation flow
Cooling system makes to remain at lower temperature around sealing rubber ring, improves the working performance of sealing rubber ring and uses the longevity
Life guarantees the reliability of sealing.
Claims (8)
1. a kind of rubber sealing structure for having refrigerating function, which is characterized in that including furnace duct (2), sealing rubber ring (3), sealing
Flange seat (4), connection bolt (5), vacuum-pumping pipeline (9)；Furnace duct (2) open end is flange arrangement, is had on flange uniformly distributed
Tubing to be processed (1) is put into furnace duct (2) by bolt hole many places, is equipped between furnace duct (2) and sealing flange seat (4) close
Sealing rubber ring (3), furnace duct (2) and sealing flange seat (4) are linked together by multiple connection bolts (5), in sealing flange seat
(4) there are vacuum-pumping pipeline (9) on.
2. rubber sealing structure as described in claim 1, which is characterized in that the corresponding peace of the lower edge of furnace duct (2) flange
The position of dress sealing rubber ring (3) sets annular groove, and annular blocking film b (10) is fixedly mounted on the upper end of annular groove, annular blocking film b (10)
Cavity structure is formed with the lower edge of furnace duct (2) flange, cooling liquid inlet b (11) and cold is provided on annular blocking film b (10)
But liquid outlet b (12).
3. rubber sealing structure as described in claim 1, which is characterized in that around the aprons slot of the sealing flange seat (4)
" anti-C " type ring slot is processed, annular blocking film a (6) is fixed on above annular groove, makes between annular blocking film a (6) and sealing flange seat (4)
Cavity structure is formed, is provided with cooling liquid inlet a (7) and cooling liquid outlet a (8) on annular blocking film a (6).
4. rubber sealing structure as claimed in claim 2, which is characterized in that the cooling liquid inlet b (11) and coolant liquid go out
Mouth b (12) is on the circumference of annular blocking film b (10) in 180 ° of arrangements.
5. rubber sealing structure as claimed in claim 3, which is characterized in that the cooling liquid inlet a (7) and cooling liquid outlet
A (8) is on the circumference of annular blocking film a (6) in 180 ° of arrangements.
6. rubber sealing structure as described in claim 1, which is characterized in that be passed through cooling in the cooling liquid inlet a (7)
Liquid, coolant liquid flow out after flowing through annular groove in cooling liquid outlet a (8).
7. rubber sealing structure as described in claim 1, which is characterized in that be passed through cooling in the cooling liquid inlet b (11)
Liquid, coolant liquid flow out after flowing through annular groove in cooling liquid outlet b (12).
8. rubber sealing structure as described in claim 1, which is characterized in that the sealing rubber ring (3) is mounted on sealing flange
In the aprons slot of seat (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910622681.8A CN110307337B (en) | 2019-07-09 | 2019-07-09 | Rubber ring sealing structure with cooling function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910622681.8A CN110307337B (en) | 2019-07-09 | 2019-07-09 | Rubber ring sealing structure with cooling function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110307337A true CN110307337A (en) | 2019-10-08 |
| CN110307337B CN110307337B (en) | 2020-11-10 |
Family
ID=68081010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910622681.8A Active CN110307337B (en) | 2019-07-09 | 2019-07-09 | Rubber ring sealing structure with cooling function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110307337B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130139999A1 (en) * | 2009-06-10 | 2013-06-06 | Daron M. Gruner | Stuffing box cooling system |
| CN204226640U (en) * | 2014-08-18 | 2015-03-25 | 四川日机密封件股份有限公司 | For the seal arrangement of High Temperature High Pressure rotating machinery |
| CN204224671U (en) * | 2014-09-04 | 2015-03-25 | 新万鑫（福建）精密薄板有限公司 | A kind of tightness system of oriented silicon steel high temperature bell-type furnace |
| CN204403377U (en) * | 2015-01-21 | 2015-06-17 | 赣州市信达钨钼有限公司 | Blue tungsten stove dynamic seal apparatus |
| CN105928366A (en) * | 2016-05-10 | 2016-09-07 | 中国航空工业集团公司北京长城计量测试技术研究所 | Sealing device applicable to soaking cavity of high-temperature reproduction furnace |
| CN109518281A (en) * | 2017-09-19 | 2019-03-26 | 中国电子科技集团公司第四十八研究所 | A kind of high-temperature hydrogen annealing furnace door sealing device |
-
2019
- 2019-07-09 CN CN201910622681.8A patent/CN110307337B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130139999A1 (en) * | 2009-06-10 | 2013-06-06 | Daron M. Gruner | Stuffing box cooling system |
| CN204226640U (en) * | 2014-08-18 | 2015-03-25 | 四川日机密封件股份有限公司 | For the seal arrangement of High Temperature High Pressure rotating machinery |
| CN204224671U (en) * | 2014-09-04 | 2015-03-25 | 新万鑫（福建）精密薄板有限公司 | A kind of tightness system of oriented silicon steel high temperature bell-type furnace |
| CN204403377U (en) * | 2015-01-21 | 2015-06-17 | 赣州市信达钨钼有限公司 | Blue tungsten stove dynamic seal apparatus |
| CN105928366A (en) * | 2016-05-10 | 2016-09-07 | 中国航空工业集团公司北京长城计量测试技术研究所 | Sealing device applicable to soaking cavity of high-temperature reproduction furnace |
| CN109518281A (en) * | 2017-09-19 | 2019-03-26 | 中国电子科技集团公司第四十八研究所 | A kind of high-temperature hydrogen annealing furnace door sealing device |
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| Publication number | Publication date |
|---|---|
| CN110307337B (en) | 2020-11-10 |
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