CN207599191U - A kind of sealing flange of vacuum back-flow brazier - Google Patents
A kind of sealing flange of vacuum back-flow brazier Download PDFInfo
- Publication number
- CN207599191U CN207599191U CN201721652631.7U CN201721652631U CN207599191U CN 207599191 U CN207599191 U CN 207599191U CN 201721652631 U CN201721652631 U CN 201721652631U CN 207599191 U CN207599191 U CN 207599191U
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- sealing flange
- sealing
- flange
- vacuum back
- flow
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Abstract
The utility model is related to flange fields, more particularly to a kind of sealing flange of vacuum back-flow brazier, including sealing plate, anti-expansion gasket, flange baffle ring, the first sealing flange and the second sealing flange, the conical socket being recessed inwardly is equipped in the middle part of first sealing flange lower surface, second sealing flange upper surface middle part is equipped with the cone boss with the first matched outwardly convex of sealing flange conical socket, the cavity that leaks hunting of sealing is formed between first sealing flange and the second sealing flange, the sensor for the cavity inside that leaks hunting is installed in outside.The utility model can realize the harmful effect that flange accurate positioning, vacuum back-flow brazier sealing effect are promoted, heat-insulated cooling system is perfect, anti-heated surface expansion is brought, have the function of sealing propertytest, substantially reduce modular construction deformed damaged degree and energy strict guarantee and the quality for improving product under the conditions of vacuum high fever.
Description
Technical field
The utility model is related to flange fields, and in particular to a kind of sealing flange of vacuum back-flow brazier.
Background technology
Vacuum back-flow brazier thermal capacity is big, and the PCB surface temperature difference is minimum, is widely used to American-European Aeronautics and Astronautics, military project electricity
The fields such as son.Its selling point is：Encapsulation, welding of stringent vacuum sealing, metal material or electronic material etc. are close
It being carried out in the vacuum environment of envelope, vacuum back-flow weldering is by acquisition and maintains original leak rate, ensures the vacuum degree to work in stove,
Parts to ensuring processing are significant in the soldering of vacuum environment；Heat-barrier material performance is good, with rapidoprint one
Sample, the heat-barrier material in vacuum back-flow weldering is also to carry out under vacuum conditions, this requires heat-barrier material have it is certain resistance to
The features such as high temperature, thermal conductivity factor are small, vapour pressure is low, in general, the heat-barrier material that vacuum back-flow weldering uses is tungsten, tantalum, graphite
Deng；Specialized water cooling plant, all parts are all in heating transition when vacuum back-flow welder makees, due to being vacuum shape in its stove
State is not connected with the external world, and heat-extraction system setting must be more professional.The furnace shell of vacuum back-flow weldering, bell, heating element conduction
The components such as disposition, intermediate insulated door are all specially provided with water cooling plant.These water cooling plants are according to the different heating performance of component
It sets, ensures under the conditions of vacuum high fever with requiring, the structure of each component is indeformable, does not damage, for maintaining entire vacuum
The steady temperature and normal work of eutectic furnace system play an important roll.
With the rapid development of science and technology, vacuum back-flow brazier has also obtained technological improvement, but close there are still vacuum
Envelope property is insufficient, and sealing performance can not detect, and cooling insulation system is not perfect and complicated, modular construction under the conditions of vacuum high fever
A series of problems, such as deformed damaged, cost is higher, and product quality is not high.
Utility model content
Above-mentioned to solve the problems, such as, the utility model provides a kind of sealing flange of vacuum back-flow brazier, Neng Goushi
Existing vacuum back-flow brazier sealing effect greatly promotes, heat-insulated cooling system is perfect, has the function of sealing propertytest, substantially reduces true
Outage heat condition lower component malformation damaged condition and simple in structure, cost is relatively low, strict guarantee and can improve the matter of product
Amount.
The technical solution of the utility model is：
A kind of sealing flange of vacuum back-flow brazier, including sealing plate, anti-expansion gasket, flange baffle ring, the first Sealing Method
Blue and the second sealing flange, the sealing plate, the anti-expansion gasket and the flange baffle ring and first sealing flange are certainly
It is bonded in order under above, the first sealing flange upper surface circumferential direction inside is provided with annular groove, and the annular groove connects
There are a liquid inlet joint and draining connector, be equipped with the conical socket being recessed inwardly in the middle part of the first sealing flange lower surface, described the
Two sealing flange upper surface middle parts are equipped with the cone boss with the matched outwardly convex of the first sealing flange conical socket,
The cavity that leaks hunting of sealing is formed between first sealing flange and second sealing flange, is equipped with described in measurement in outside
Leak hunting the sensor of cavity inside.
Preferably, the anti-expansion gasket is made of asbestos cord material.
Preferably, the flange baffle ring is fixed on the upper surface of first sealing flange and covers the annular groove
Firmly, the flange baffle ring matches the fluid passage to be formed for coolant flow with the annular groove.
Preferably, it is equipped in the annular groove between the liquid inlet joint and the draining connector every liquid piece.
Preferably, the conical socket depth in the middle part of the first sealing flange lower surface is more than described second coordinated with it
The height of sealing flange upper surface middle part cone boss.
Preferably, it is locked between the vertical section of the sealing plate and first sealing flange by bolt.
Preferably, the sensor is temperature sensor.
The beneficial effects of the utility model：The utility model can realize flange accurate positioning, vacuum back-flow brazier sealing effect
Fruit greatly promotes, heat-insulated cooling system is perfect, anti-heated surface expansion is brought harmful effect has the function of sealing propertytest, greatly
Big to reduce under the conditions of vacuum high fever modular construction deformed damaged degree and simple in structure, cost is relatively low, can strict guarantee simultaneously improve
The quality of product.
Description of the drawings
Fig. 1 is a kind of sealing flange structure diagram of vacuum back-flow brazier of the utility model.
Fig. 2 is the first sealing flange structure diagram described in the utility model.
In Fig. 1：1- sealing plates；The anti-expansion gaskets of 2-；3- flange baffle rings；The first sealing flanges of 8-；9- leaks hunting cavity；10-
Second sealing flange；11- sensors.
In Fig. 2:4- annular grooves；5- liquid inlet joints；6- draining connectors；7- is every liquid piece.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention is further described in detail.It should be appreciated that specific embodiment described herein is only explaining this
Utility model is not used to limit the utility model.
A kind of sealing flange of vacuum back-flow brazier is sealed including sealing plate 1, anti-expansion gasket 2, flange baffle ring 3, first
8 and second sealing flange 10 of flange, the sealing plate 1, the anti-expansion gasket 2 and the flange baffle ring 3 and described first close
Envelope flange 8 is bonded in order from top to bottom, and the 8 upper surface circumferential direction inside of the first sealing flange is provided with annular groove 4, described
Annular groove 4 is connected to liquid inlet joint 5 and draining connector 6, and the cone being recessed inwardly is equipped in the middle part of 8 lower surface of the first sealing flange
Connected in star, 10 upper surface middle part of the second sealing flange be equipped with 8 conical socket of the first sealing flange it is matched to
The cone boss of outer lug forms the cavity that leaks hunting of sealing between first sealing flange 8 and second sealing flange 10
9, the sensor 11 being equipped in outside inside the cavity 9 that leaks hunting described in measuring.The anti-expansion gasket 2 is by asbestos cord material system
Into.The flange baffle ring 3 is fixed on the upper surface of first sealing flange 8 and covers the annular groove 4, the method
Blue baffle ring 3 matches the fluid passage to be formed for coolant flow with the annular groove 4.The liquid inlet joint 5 and the row
It is equipped in the annular groove 4 between liquid connector 6 every liquid piece 7.Conical socket in the middle part of first sealing flange, 8 lower surface
Depth is more than the height of second sealing flange, 10 upper surface middle part cone boss coordinated with it.The sealing plate 1 and institute
It states and is locked by bolt between the vertical section of the first sealing flange 8.The sensor 11 is temperature sensor.
In use, 1 front surface of sealing plate is bonded to form first layer with fire door the sealing flange of vacuum back-flow brazier
Sealing structure is made of asbestos cord material with the anti-expansion gasket 2 that 1 rear surface of sealing plate fits, is effectively offset heating surface
Because of the harmful effect that expansion is brought, and it is simple in structure, it is at low cost, also with heat insulation.It is fixed on 8 upper table of the first sealing flange
The flange baffle ring 3 in face covers the annular groove 4 of 8 upper surface middle part of the first sealing flange, and the two is cooperatively formed for coolant
The fluid passage of flowing is connected to liquid inlet joint 5 and draining connector 6, and liquid inlet joint 5 and the draining connector 6 on annular groove 4
Between annular groove 4 in be equipped with every liquid piece 7, constitute complete cooling insulation system above, effectively increase vacuum back-flow
Brazier releases warm efficiency, makes modular construction is indeformable not damage, and ensure that the normal running conditions of vacuum back-flow brazier.First is close
Be equipped with the conical socket being recessed inwardly in the middle part of envelope flange 8 lower surface, 10 upper surface middle part of the second sealing flange be equipped with it is first close
Seal the cone boss of the matched outwardly convex of 8 conical socket of flange, and the conical socket in the middle part of 8 lower surface of the first sealing flange
Depth is more than the height of 10 upper surface middle part cone boss of the second sealing flange coordinated with it, and conical socket is bored with cone boss
It is interference fit between shape face, forms second layer sealing structure, substantially increase the sealing effect of vacuum back-flow brazier, ensures
The quality of product.The cavity 9 that leaks hunting of sealing is formed between first sealing flange 8 and the second sealing flange 10, is installed in outside
There is measurement to leak hunting the sensor 11 inside cavity 9, sensor 11 is temperature sensor, and leakproofness is provided for vacuum back-flow brazier
Detection function can apply to various operating modes, and sealing flange is made to keep good compactness, the sealing of energy real-time detection method orchid for a long time
Character state, the strict guarantee normal operating conditions of vacuum back-flow brazier, and improve and ensure that product quality.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Any modification, equivalent replacement or improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (7)
1. a kind of sealing flange of vacuum back-flow brazier, it is characterised in that：Including sealing plate, anti-expansion gasket, flange baffle ring, the
One sealing flange and the second sealing flange, the sealing plate, the anti-expansion gasket and the flange baffle ring and described first close
Envelope flange is bonded in order from top to bottom, and the first sealing flange upper surface circumferential direction inside is provided with annular groove, the ring
Connected in star is connected to liquid inlet joint and draining connector, and it is recessed to be equipped with the taper being recessed inwardly in the middle part of the first sealing flange lower surface
Slot, the second sealing flange upper surface middle part are equipped with and the matched outwardly convex of the first sealing flange conical socket
Cone boss forms the cavity that leaks hunting of sealing between first sealing flange and second sealing flange, installed in outside
There is the sensor for the cavity inside that leaks hunting described in measuring.
2. a kind of sealing flange of vacuum back-flow brazier according to claim 1, it is characterised in that：The anti-expansion gasket
It is made of asbestos cord material.
3. a kind of sealing flange of vacuum back-flow brazier according to claim 1, it is characterised in that：The flange baffle ring is consolidated
It is scheduled on the upper surface of first sealing flange and covers the annular groove, the flange baffle ring and the annular groove
Match the fluid passage to be formed for coolant flow.
4. a kind of sealing flange of vacuum back-flow brazier according to claim 1, it is characterised in that：The liquid inlet joint with
It is equipped in the annular groove between the draining connector every liquid piece.
5. a kind of sealing flange of vacuum back-flow brazier according to claim 1, it is characterised in that：First Sealing Method
Conical socket depth in the middle part of blue lower surface is more than the second sealing flange upper surface middle part cone boss coordinated with it
Highly.
6. a kind of sealing flange of vacuum back-flow brazier according to claim 1, it is characterised in that：The sealing plate and institute
It states and is locked by bolt between the vertical section of the first sealing flange.
7. a kind of sealing flange of vacuum back-flow brazier according to claim 1, it is characterised in that：The sensor is temperature
Spend sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721652631.7U CN207599191U (en) | 2017-12-01 | 2017-12-01 | A kind of sealing flange of vacuum back-flow brazier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721652631.7U CN207599191U (en) | 2017-12-01 | 2017-12-01 | A kind of sealing flange of vacuum back-flow brazier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207599191U true CN207599191U (en) | 2018-07-10 |
Family
ID=62761518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721652631.7U Expired - Fee Related CN207599191U (en) | 2017-12-01 | 2017-12-01 | A kind of sealing flange of vacuum back-flow brazier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207599191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220053A (en) * | 2019-06-17 | 2019-09-10 | 刘艳文 | A kind of control valve based on flanged joint |
-
2017
- 2017-12-01 CN CN201721652631.7U patent/CN207599191U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220053A (en) * | 2019-06-17 | 2019-09-10 | 刘艳文 | A kind of control valve based on flanged joint |
| CN110220053B (en) * | 2019-06-17 | 2020-12-01 | 安徽天康创新科技有限公司 | Control valve based on flange connection |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180710 Termination date: 20201201 |