CN205919666U - Vacuum furnace with observe heat -proof device - Google Patents
Vacuum furnace with observe heat -proof device Download PDFInfo
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- CN205919666U CN205919666U CN201620941249.7U CN201620941249U CN205919666U CN 205919666 U CN205919666 U CN 205919666U CN 201620941249 U CN201620941249 U CN 201620941249U CN 205919666 U CN205919666 U CN 205919666U
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- heater
- heat insulation
- observation window
- vacuum drying
- drying oven
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Abstract
The utility model belongs to the technical field of vacuum furnace equipment technique and specifically relates to a vacuum furnace with observe heat -proof device, including the furnace body and set up the insulating layer in the furnace body, the insulating layer encloses synthetic furnace chamber, has the clearance between the inner wall of furnace body and the insulating layer, is equipped with viewing device on the furnace body, viewing device includes observation window, pull rod and heat insulation, the observation window setting on the furnace body, the insulating layer just to the position of observation window seted up with heat insulation assorted viewing aperture, outside the one end of pull rod is located the furnace body, the other end with heat insulation fixed connection, heat insulation establish in the viewing aperture, and when furnace chamber internal state was observed to needs, through convenient the puing aside the heat insulation from the viewing aperture of pull rod, in the time need not observing furnace chamber internal state, control drew the rod handling heat insulation to block up at the viewing aperture, can prevent that the heat in the furnace chamber from giving off from the viewing aperture, and then reduce the temperature of furnace body from the source.
Description
Technical field
This utility model is related to vacuum drying oven equipment technical field, and especially a kind of have the vacuum drying oven observing heat ray filter.
Background technology
Vacuum drying oven utilizes vacuum system to discharge furnace chamber interior part material in this particular space, makes pressure in furnace chamber
Less than a normal atmosphere, thus realizing vacuum state in furnace chamber.So the mode of heating of vacuum drying oven is radiant heating, true
Typically require under empty stove working condition and observe its internal situation, existing vacuum drying oven observation window is typically all disposed within fire door,
And in order to reduce the loss of heat, it is typically designed observation port all very littles, it is difficult to the workpiece inside burner hearth is effectively observed.
In addition, when workpiece does vacuum cladding process, the temperature uniformity requirement to equipment is very high.Secondly, the alloy of workpiece surface spraying
Powder, can make because of the difference of the powder trade mark fusing point different, need the heating member in burner hearth is effectively observed.And
Temperature in stove is very high, and when there being the corresponding observation window of big observation panel on burner hearth, the heat in burner hearth can be radiated observation
On window, the temperature around observation window on the one hand can be caused very high, be easy to observer is damaged during observing,
Security performance is very low, on the other hand can lead to the serious heat loss of burner hearth local location.
Utility model content
The technical problems to be solved in the utility model is: too high in order to solve vacuum drying oven observation window temperature in prior art
Problem, now provides a kind of vacuum drying oven having and observing heat ray filter, and this vacuum drying oven can ensure that when observation window is larger, will not go out
Existing temperature is too high or the problem of serious heat loss.
This utility model solves its technical problem and be the technical scheme is that a kind of vacuum having and observing heat ray filter
Stove, including body of heater and be arranged on thermal insulation layer in body of heater, described thermal insulation layer encloses furnace chamber, the inwall of described body of heater and thermal insulation layer
Between there is gap, described body of heater is provided with finder；
Described finder includes observation window, pull bar and heat insulation, and described observation window is arranged on described body of heater, described every
Thermosphere is just offering the observation panel matching with heat insulation to the position of described observation window, and one end of described pull bar is located at described stove
In vitro, the other end is fixedly connected with described heat insulation, and described heat insulation is located in described observation panel.
In this programme, finder, when needing to observe, first pulls out pull bar and heat insulation pulls out the observation on thermal insulation layer
Mouthful, then heat insulation is deviateed observation panel by rotating tension bar, then carries out observing the situation in furnace chamber, observes and finish rear rotating tension bar
Drive heat-insulated block alignment observation panel, then inwardly pushing drawing rod pushes heat insulation in observation panel, when not needing to observe, heat-insulated
Block gets lodged in observation panel, can prevent the heat in furnace chamber from distributing through observation panel, can easily will be heat-insulated when needing and observing
Block is removed.
Further, described observation window includes flange pedestal, glass and the pressure ring with through hole, and described flange pedestal is fixed
On described body of heater, described flange pedestal extends to inwall, the outer face of described flange pedestal and described glass from the outer wall of body of heater
One side contacts of glass, the opposite side of described glass is contacted with described pressure ring, and described pressure ring is fixed on described flange pedestal, passes through
Furnace interior is hedged off from the outer world by glass, and can be observed inside furnace chamber by glass.
Further, it is provided with axle sleeve between described pull bar and body of heater, be provided between described axle sleeve and described pull bar and lead
To set, fairlead can be in order to the movement of pull bar and rotation.
In order to prevent the heat scaling loss filler of gas leakage and furnace interior, further, described axle sleeve has opening direction
Packing cavity outside body of heater, described fairlead is located at the bottom of packing cavity, and the end that described filler chamber is located at opening is leaned on fairlead
It is filled with airtight and watertight padding, described axle sleeve is located at and is fixed with gland, by drawing at opening between one end end of nearly opening
Between bar and packing cavity filling airtight and watertight padding can prevent the air outside body of heater because of negative pressure, and between pull bar and fairlead between
Gap is revealed.
Further, described heat insulation is in frustum, and near described observation window, being easy to will be heat-insulated at the big end of described heat insulation
Block inserts observation panel.
For the ease of pulling pull bar, further, one end that described pull bar is located at outside described body of heater is fixed with handle.
The beneficial effects of the utility model are: the vacuum drying oven that this utility model has observation heat ray filter is needing to observe stove
During the internal state of chamber, easily heat insulation is removed from observation panel by pull bar, when not needing to observe furnace chamber internal state, control
Pull bar processed manipulates heat insulation and gets lodged in observation panel, can prevent the heat in furnace chamber from distributing from observation panel, and then reduce from source
The temperature of body of heater, the cooling water sandwich between furnace body outer wall and inwall can further reduce the temperature of body of heater it is ensured that observing
The temperature of window will not be too high, so that injury observer, effectively eliminates potential safety hazard.
Brief description
With reference to the accompanying drawings and examples this utility model is further illustrated.
Fig. 1 is that this utility model has the vacuum drying oven schematic diagram observing heat ray filter.
In figure: 1, body of heater, 2, thermal insulation layer, 3, furnace chamber, 4, gap, 5, pull bar, 6, heat insulation, 7, observation panel, 8, flange base
Seat, 801, through hole, 9, glass, 10, pressure ring, 11, axle sleeve, 12, fairlead, 13, airtight and watertight padding, 14, gland, 15, cooling
Water interlayer, 16, handle.
Specific embodiment
Presently in connection with accompanying drawing, this utility model is described in further detail.These accompanying drawings are the schematic diagram of simplification,
Basic structure of the present utility model is only described in a schematic way, therefore it only shows the composition relevant with this utility model.
Embodiment 1
As shown in Figure 1 a kind of there is the vacuum drying oven observing heat ray filter, including body of heater 1 and be arranged in body of heater 1 every
Thermosphere 2, described thermal insulation layer 2 encloses furnace chamber 3, has gap 4, described body of heater 1 between the inwall of described body of heater 1 and thermal insulation layer 2
It is provided with finder；
Described finder includes observation window, pull bar 5 and heat insulation 6, and described observation window is arranged on described body of heater 1, institute
State thermal insulation layer 2 and just the position of described observation window is being offered with the observation panel 7 being matched with heat insulation 6, one end position of described pull bar 5
Outside described body of heater 1, the other end is fixedly connected with described heat insulation 6, and described heat insulation 6 is located in described observation panel 7.
Described observation window includes flange pedestal 8, glass 9 and the pressure ring 10 with through hole 801, and described flange pedestal 8 is fixing
On described body of heater 1, described flange pedestal 8 extends to inwall, the outer face of described flange pedestal 8 and institute from the outer wall of body of heater 1
State side contacts of glass 9, the opposite side of described glass 9 is contacted with described pressure ring 10, and described pressure ring 10 is fixed on described flange
On pedestal 8, when pressure ring 10 is fixed on flange pedestal 8, glass 9 is pressed between pressure ring 10 and flange pedestal 8, by glass 9
It is hedged off from the outer world inside body of heater 1, and can be observed inside furnace chamber 3 by glass 9.
It is provided with axle sleeve 11 between described pull bar 5 and body of heater 1, between described axle sleeve 11 and described pull bar 5, be provided with guiding
Set 12, axle sleeve 11 is located at the side of observation window, and fairlead 12 can be in order to the movement of pull bar 5 and rotation.
Described axle sleeve 11 has the packing cavity towards outside body of heater 1 for the opening, and described fairlead 12 is located at the bottom of packing cavity, institute
State packing cavity and be filled with airtight and watertight padding 13, described axle between one end end of opening positioned at the end of opening and fairlead 12
Set 11 is located at and is fixed with gland 14 at opening, by filling airtight and watertight padding 13 between pull bar 5 and packing cavity, can prevent
Gap 4 between pull bar 5 and fairlead 12 for the heat within body of heater 1 is revealed.
Described heat insulation 6 is in frustum, and near described observation window, heat insulation 6 is tied for round platform at the big end of described heat insulation 6
Structure, in flange pedestal 8, the axis of through hole 801 and the dead in line of heat insulation 6, are easy to for heat insulation 6 to insert observation panel 7.
It is provided with cooling water sandwich 15, cooling water sandwich 15 can enter to body of heater 1 between the outer wall of described body of heater 1 and inwall
Row cooling, reduces the temperature of observation window, cooling water sandwich 15 is passed through cooling circulating water, prevents that body of heater 1 outside wall temperature is too high to be led to
Observer comes to harm.
One end that described pull bar 5 is located at outside described body of heater 1 is fixed with handle 16, is easy to pull pull bar 5.
This utility model have observe heat ray filter vacuum drying oven operation principle:
The heat transfer to body of heater 1 for the thermal insulation layer 2 can be slowed down in gap 4 between body of heater 1 and thermal insulation layer 2, body of heater 1 outer wall with interior
Cooling water sandwich 15 between wall can reduce the temperature of body of heater 1 further it is ensured that observer will not be scalded by body of heater 1 outer wall,
When needing to observe inside to furnace chamber 3, first pull out pull bar 5 and heat insulation 6 is pulled out the observation panel 7, Ran Houzhuan on thermal insulation layer 2
Heat insulation 6 is deviateed observation panel 7 by dynamic pull bar 5, then observes the situation in furnace chamber 3 through row, and observation finishes rear rotating tension bar 5 and drives
Heat insulation 6 is directed at observation panel 7, and then inwardly pushing drawing rod 5 pushes heat insulation 6 in observation panel 7, when needing to observe, permissible
Easily heat insulation 6 is removed, when not needing to observe, heat insulation 6 gets lodged in observation panel 7, can prevent heat in furnace chamber 3 from
Observation panel 7 distributes.
Above-mentioned is enlightenment according to desirable embodiment of the present utility model, by above-mentioned description, relevant staff
Various change and modification can be carried out in the range of without departing from this utility model technological thought completely.This practicality
Content that new technical scope is not limited in description is it is necessary to determine it according to right technical
Scope.
Claims (7)
1. a kind of have the vacuum drying oven observing heat ray filter, including body of heater (1) and be arranged on thermal insulation layer (2) in body of heater (1), institute
State thermal insulation layer (2) enclose furnace chamber (3) it is characterised in that: between the inwall of described body of heater (1) and thermal insulation layer (2), there is gap
(4), described body of heater (1) is provided with finder；
Described finder includes observation window, pull bar (5) and heat insulation (6), and described observation window is arranged on described body of heater (1),
Described thermal insulation layer (2) is just offering the observation panel (7) matching with heat insulation (6), described pull bar to the position of described observation window
(5) one end is located at described body of heater (1) outward, and the other end is fixedly connected with described heat insulation (6), and described heat insulation (6) is located at institute
State in observation panel (7).
2. according to claim 1 have observe heat ray filter vacuum drying oven it is characterised in that: described observation window include have
There are flange pedestal (8), glass (9) and the pressure ring (10) of through hole (801), described flange pedestal (8) is fixed on described body of heater (1)
On, described flange pedestal (8) extends to inwall, the outer face of described flange pedestal (8) and described glass from the outer wall of body of heater (1)
(9) side contacts, the opposite side of described glass (9) is contacted with described pressure ring (10), and described pressure ring (10) is fixed on described method
On blue pedestal (8).
3. according to claim 1 have observe heat ray filter vacuum drying oven it is characterised in that: described pull bar (5) and stove
It is provided with axle sleeve (11) between body (1), between described axle sleeve (11) and described pull bar (5), be provided with fairlead (12).
4. according to claim 3 have observe heat ray filter vacuum drying oven it is characterised in that: described axle sleeve (11) has
Opening packing cavity outward towards body of heater (1), described fairlead (12) is located at the bottom of packing cavity, and described filler chamber is located at opening
End and fairlead (12) are filled with airtight and watertight padding (13) between one end end of opening, and described axle sleeve (11) is located at opening
Place is fixed with gland (14).
5. according to claim 1 have observe heat ray filter vacuum drying oven it is characterised in that: described heat insulation (6) is in
Frustum, the big end of described heat insulation (6) is near described observation window.
6. according to claim 1 there is the vacuum drying oven observing heat ray filter it is characterised in that: described body of heater (1) outer
It is provided with cooling water sandwich (15) between wall and inwall.
7. according to claim 1 have observe heat ray filter vacuum drying oven it is characterised in that: described pull bar (5) is located at
Described body of heater (1) one end outward is fixed with handle (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620941249.7U CN205919666U (en) | 2016-08-25 | 2016-08-25 | Vacuum furnace with observe heat -proof device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620941249.7U CN205919666U (en) | 2016-08-25 | 2016-08-25 | Vacuum furnace with observe heat -proof device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205919666U true CN205919666U (en) | 2017-02-01 |
Family
ID=57868570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620941249.7U Active CN205919666U (en) | 2016-08-25 | 2016-08-25 | Vacuum furnace with observe heat -proof device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205919666U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108030406A (en) * | 2018-01-12 | 2018-05-15 | 嘉兴美丹食品有限公司 | A kind of oven observes window construction |
-
2016
- 2016-08-25 CN CN201620941249.7U patent/CN205919666U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108030406A (en) * | 2018-01-12 | 2018-05-15 | 嘉兴美丹食品有限公司 | A kind of oven observes window construction |
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