CN206607349U - Integrated air exhaust device and pre-oxidation furnace hot air circulating system - Google Patents
Integrated air exhaust device and pre-oxidation furnace hot air circulating system Download PDFInfo
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- CN206607349U CN206607349U CN201621410505.6U CN201621410505U CN206607349U CN 206607349 U CN206607349 U CN 206607349U CN 201621410505 U CN201621410505 U CN 201621410505U CN 206607349 U CN206607349 U CN 206607349U
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- branch pipe
- exhaust device
- air exhaust
- supervisor
- integrated air
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Abstract
The utility model provides a kind of integrated air exhaust device and pre-oxidation furnace hot air circulating system, and the device includes the branch pipe that blower fan, supervisor and some cross sectional dimensions are less than supervisor；Supervisor one end is fixedly connected with the suction opeing of the blower fan, the other end and atmosphere；Branch pipe includes the first branch pipe and the second branch pipe；First branch pipe one end is used to connect the circulation air path being arranged in body of heater, and the other end is close to the second branch pipe；The one end of second branch pipe away from the first branch pipe is fixedly connected with supervisor；Second branch pipe is fixed with close to one end of the first branch pipe shrouds the open-ended fan housing of the first branch pipe, fan housing and the first branch pipe it is open-ended between have gap.This programme can solve the problem of blast inside pre-oxidation furnace is unbalance to cause temperature inequality, realize the uniformity of constant pressure air draft and temperature.
Description
Technical field
The utility model is related to technical field of carbon fiber preparation, more particularly, to a kind of integrated air exhaust device and pre- oxygen
Change stove hot air circulating system.
Background technology
The air exhausting device of existing pre-oxidation furnace typically directly sets blast pipe, blast pipe and atmosphere on body of heater,
It will be discharged by air exhauster in air intake passage by with remaining gas after carbon fiber generation oxidation reaction through blast pipe, if taken out
Blower fan continuous firing, is easily destroyed pressure balance inside circulation air path, causes not sufficiently reactive air to be discharged, and causes carbon fine
Internal batch temperature is tieed up uneven, so as to influence carbon fiber quality.
Utility model content
The utility model provides a kind of integrated air exhaust device and pre-oxidation furnace hot air circulating system, for overcoming prior art
Defect, it is intended to ensure the balance of blast inside circulation air path, improve product quality.
To achieve the above object, the utility model provides a kind of integrated air exhaust device, including blower fan, supervisor and some transversal
Face size is less than the branch pipe of supervisor's cross sectional dimensions；
Described supervisor one end is fixedly connected with the suction opeing of the blower fan, the other end and atmosphere；
The branch pipe includes the first branch pipe and the second branch pipe；
Described first branch pipe one end is used to connect the circulation air path being arranged in body of heater, and the other end is close to described second
Pipe；
The one end of second branch pipe away from first branch pipe is fixedly connected with the supervisor；
Second branch pipe is fixed with close to one end of first branch pipe shrouds the open-ended wind of the first branch pipe
Cover, the fan housing and first branch pipe it is open-ended between have gap.
Further, the fan housing is vertically from one end close to the second branch pipe to one end away from second branch pipe
Opening size gradually increases.
Further, the fan housing is prism-frustum-shaped or surface of revolution shape.
Further, the fan housing is round table-like.
Further, the bus for forming the surface of revolution is camber line, and the camber line is relative to the formation surface of revolution
The outside projection of axis.
Further, the bus for forming the surface of revolution is camber line, and the camber line is relative to the formation surface of revolution
Axis cave inward.
Further, valve is provided with second branch pipe, the supervisor is formed by connecting by the pipeline of the two section above, phase
Hose connector is fixedly connected between pipeline described in adjacent two.
To achieve the above object, the utility model also provides a kind of pre-oxidation furnace hot air circulating system, including body of heater and row
Circulation air path is provided with wind apparatus, the body of heater, the air exhausting device includes described integrated air exhaust device；
The branch pipe of the integrated air exhaust device is fixedly connected on the body of heater, and is connected with the circulation air path.
Further, the pre-oxidation furnace hot air circulating system also includes an integrated air exhaust device；Collect described in two
Middle air exhausting device is symmetricly set in the both sides of the body of heater.
Further, the supervisor of integrated air exhaust device described in two is fixed on the top of the body of heater, two institutes by support
The first branch pipe for stating integrated air exhaust device connects the both sides of the body of heater respectively.
Integrated air exhaust device and pre-oxidation furnace hot air circulating system that the utility model is provided, in the presence of blower fan, are followed
It is pumped to after gas elder generation in ring air channel through branch pipe, supervisor in air, when the second branch pipe and pressure difference inside the first branch pipe are larger
When, a part of gas on the one hand can be extracted from air, circulation air path air pressure inside balance is kept；On the other hand, fan housing pair
The air-flow extracted out from the first branch pipe has reverse cushioning effect, so as to further reduce the pressure inside the second branch pipe and the first branch pipe
Difference, keeps circulation air path air pressure inside balance, improves the uniform shape of carbon fiber internal batch temperature and the quality of carbon fiber product.
Brief description of the drawings
The structural representation for the centralized air exhausting device that Fig. 1 provides for the utility model embodiment；
Fig. 2 is Fig. 1 left view；
The schematic diagram of the embodiment one of fan housing in the centralized air exhausting device that Fig. 3 provides for the utility model embodiment；
The schematic diagram of the embodiment two of fan housing in the centralized air exhausting device that Fig. 4 provides for the utility model embodiment；
The schematic diagram of the embodiment three of fan housing in the centralized air exhausting device that Fig. 5 provides for the utility model embodiment；
The schematic diagram of the embodiment four of fan housing in the centralized air exhausting device that Fig. 6 provides for the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, ordinary skill people institute under the premise of creative work is not made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Embodiment one
As shown in Figure 1 and Figure 2, the utility model provides a kind of integrated air exhaust device, and the device includes blower fan 1,2 and of supervisor
Some cross sectional dimensions are less than the branch pipe 3 of 2 cross sectional dimensions of supervisor；The one end of supervisor 2 is fixed with the inlet scoop of blower fan 1 to be connected
Connect, the other end connection air；Branch pipe 3 includes the first branch pipe 31 and the second branch pipe 32；The one end of first branch pipe 31 is set for connection
The circulation air path in body of heater is put, the other end is close to the second branch pipe 32；Second branch pipe 32 one end and master away from the first branch pipe 31
Pipe 2 is fixedly connected；Second branch pipe 32 is fixed with close to one end of the first branch pipe 31 shrouds the open-ended fan housing of the first branch pipe 31
4, there is gap between the branch pipe 31 of fan housing 4 and first is open-ended.
Here supervisor 2 and branch pipe 3 uses common pipe or square tube, and length direction interval of the branch pipe 3 along supervisor 2 is arranged
Row, for connecting circulation air path from different positions, to realize uniform air draft, the blast reduced inside circulation air path is unbalanced.
The integrated air exhaust device that the utility model is provided, in the presence of blower fan 1, through branch after the gas elder generation in circulation air path
Pipe 3, supervisor 2 are pumped in air, when the pressure difference inside the second branch pipe 32 and the first branch pipe 31 is larger, on the one hand pass through fan housing
4 and first branch pipe 31 it is open-ended between gap reduce pressure difference between the two, a part of gas is extracted from air, it is to avoid
Gas inside circulation air path is extracted out by unconfined, so as to reduce the possibility for thus causing circulation air path air pressure inside unbalance；
On the other hand, the gas in the first branch pipe 31 is extracted rear portion and flows to fan housing 4, through fan housing 4 from itself and the first branch pipe 31 it
Between gap arrange to air so as to from the first branch pipe 31 come out air-flow there is reverse cushioning effect, so as to further reduce
Pressure difference inside second branch pipe 32 and the first branch pipe 31, keeps circulation air path air pressure inside balance, improves inside carbon fiber material
The uniform shape and the quality of carbon fiber product of temperature.
Further, fan housing 4 is vertically from one end close to the second branch pipe 32 to the one end open away from the second branch pipe 32
Size gradually increases.The size at the big opening end of fan housing 4 is more than the opening size of the first branch pipe 31, so could be by the first branch pipe 31
Cover.The shape of fan housing 4 is buckled in the open top end of the first branch pipe 31, on the one hand plays guide functions in horn-like, on the other hand
Be conducive to the reverse buffering of air-flow.
As the preferred embodiment one of fan housing 4, referring to Fig. 3, fan housing 4 is prism-frustum-shaped., can when branch pipe 3 is using square tube
Using the shape of truncated rectangular pyramids, to improve water conservancy diversion effect, in addition, when branch pipe 3 is using pipe, fan housing 4 can also be rotation
Curved.Formed curved surface is rotated a circle surface of revolution with straight line of the plane curve in its plane, rotation is bent
Line and boning out are called the bus and axle of surface of revolution successively.
As the preferred embodiment two of fan housing 4, referring to Fig. 4, fan housing 4 is truncated cone-shaped.
As the preferred embodiment three of fan housing 4, referring to Fig. 5, the bus for forming surface of revolution is camber line, and the camber line is relative
In boning out (axis) the outwards projection for forming surface of revolution.The water conservancy diversion effect of fan housing 4 is relatively notable.
As the preferred embodiment four of fan housing 4, referring to Fig. 6, the bus for forming surface of revolution is camber line, and the camber line is relative
Caved inward in the boning out (axis) for forming surface of revolution.The reverse buffering effect of fan housing 4 is relatively notable.
On the basis of above-described embodiment, in order to control exhaust air rate, valve can also be provided with the second branch pipe 32；This
Outside, because the length of supervisor 2 is longer, it can be formed by connecting by more piece pipe, for example, passing through hose connector 6 between 2-section pipe road
(length compensator) is connected, and the length of hose connector 6 can change, when central axis is misaligned between adjacent 2-section pipe road,
Also it can be docking together, reduction installation accuracy and installation requirement, in addition, being moved for the vibration by blower fan 1 or body of heater generation
Cushioning effect can be played.
The utility model embodiment also provides a kind of pre-oxidation furnace hot air circulating system, and referring to Fig. 1, Fig. 2, the system includes
Circulation air path is provided with body of heater and air exhausting device, body of heater, air exhausting device includes the above-mentioned integrated air exhaust device arbitrarily implemented；Collection
The branch pipe 3 of middle air exhausting device is fixedly connected on body of heater, and is connected with circulation air path.
Gas is discharged body of heater by integrated air exhaust device slowly by many branch pipes 3 from the different parts in circulation air path
Outside, be conducive to keeping the uniformity of the blast and temperature in circulation air path.
For the harmony of blast inside further lifting circulation air path, pre-oxidation furnace hot air circulating system also includes a collection
Middle air exhausting device；Two integrated air exhaust devices are symmetricly set in the both sides of body of heater.Wherein, the supervisor 2 of two integrated air exhaust devices is led to
The top that support 30 is fixed on body of heater is crossed, the first branch pipe 31 of two integrated air exhaust devices connects the both sides of body of heater respectively.Support 30
For supporting supervisor 2.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (10)
1. a kind of integrated air exhaust device, it is characterised in that be less than the supervisor including blower fan, supervisor and some cross sectional dimensions horizontal
The branch pipe of sectional dimension；
Described supervisor one end is fixedly connected with the suction opeing of the blower fan, the other end and atmosphere；
The branch pipe includes the first branch pipe and the second branch pipe；
Described first branch pipe one end is used to connect the circulation air path being arranged in body of heater, and the other end is close to second branch pipe；
The one end of second branch pipe away from first branch pipe is fixedly connected with the supervisor；
Second branch pipe is fixed with close to one end of first branch pipe shrouds the open-ended fan housing of the first branch pipe, institute
State fan housing and first branch pipe it is open-ended between have gap.
2. integrated air exhaust device according to claim 1, it is characterised in that the fan housing is vertically from close to the second branch pipe
One end gradually increase to away from the one end open size of second branch pipe.
3. integrated air exhaust device according to claim 2, it is characterised in that the fan housing is prism-frustum-shaped or surface of revolution
Shape.
4. integrated air exhaust device according to claim 2, it is characterised in that the fan housing is round table-like.
5. integrated air exhaust device according to claim 3, it is characterised in that the bus for forming the surface of revolution is arc
Line, the camber line is relative to the outside projection of axis for forming the surface of revolution.
6. integrated air exhaust device according to claim 3, it is characterised in that the bus for forming the surface of revolution is arc
Line, the camber line caves inward relative to the axis for forming the surface of revolution.
7. the integrated air exhaust device according to any one of claim 1~6, it is characterised in that set on second branch pipe
There is a valve, the supervisor is formed by connecting by the pipelines of the two section above, be fixedly connected with and be flexible coupling between pipeline described in adjacent two
Pipe.
8. a kind of pre-oxidation furnace hot air circulating system, it is characterised in that including body of heater and air exhausting device, is provided with the body of heater
Circulation air path, the air exhausting device includes the integrated air exhaust device described in any one of the claims 1~7；
The branch pipe of the integrated air exhaust device is fixedly connected on the body of heater, and is connected with the circulation air path.
9. pre-oxidation furnace hot air circulating system according to claim 8, it is characterised in that the pre-oxidation furnace hot air circulation
System also includes an integrated air exhaust device；Integrated air exhaust device is symmetricly set in the both sides of the body of heater described in two.
10. pre-oxidation furnace hot air circulating system according to claim 9, it is characterised in that integrated air exhaust device described in two
Supervisor the top of the body of heater is fixed on by support, the first branch pipe of integrated air exhaust device described in two connects described respectively
The both sides of body of heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621410505.6U CN206607349U (en) | 2016-12-21 | 2016-12-21 | Integrated air exhaust device and pre-oxidation furnace hot air circulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621410505.6U CN206607349U (en) | 2016-12-21 | 2016-12-21 | Integrated air exhaust device and pre-oxidation furnace hot air circulating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206607349U true CN206607349U (en) | 2017-11-03 |
Family
ID=60171065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621410505.6U Active CN206607349U (en) | 2016-12-21 | 2016-12-21 | Integrated air exhaust device and pre-oxidation furnace hot air circulating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206607349U (en) |
-
2016
- 2016-12-21 CN CN201621410505.6U patent/CN206607349U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 410118 Dingli Science and Technology Park, Muyun Economic Development Zone, Changsha City, Hunan Province Patentee after: Hunan Dingli Technology Co.,Ltd. Address before: 410118 Dingli Science and Technology Park, Muyun Economic Development Zone, Changsha City, Hunan Province Patentee before: ADVANCED CORPORATION FOR MATERIALS & EQUIPMENTS Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |