CN213396431U - Hot air mixing tank - Google Patents
Hot air mixing tank Download PDFInfo
- Publication number
- CN213396431U CN213396431U CN202022500452.XU CN202022500452U CN213396431U CN 213396431 U CN213396431 U CN 213396431U CN 202022500452 U CN202022500452 U CN 202022500452U CN 213396431 U CN213396431 U CN 213396431U
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- Prior art keywords
- hot air
- guide pipe
- air guide
- hot
- fan
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 17
- 238000000034 method Methods 0.000 abstract description 2
- 238000001035 drying Methods 0.000 description 9
- 238000013461 design Methods 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010981 drying operation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model relates to a hot-blast air mixing groove belongs to the special spare part field of papermaking equipment stoving. The method is characterized in that: the air conditioner comprises a hollow annular hot air guide pipe, wherein an annular air mixing groove is arranged in the hot air guide pipe; a plurality of hot air outlets are formed in the inner side wall of the hot air guide pipe; the outer peripheral wall of the hot air guide pipe is provided with a hot air inlet, one end of a hot air inlet pipe is arranged on the hot air inlet, and the other end of the hot air inlet pipe is connected with a hot air source; the front end of the hot air guide pipe is coaxially provided with a fan air guide cylinder, and the front end of the fan air guide cylinder is connected with a fan air outlet. The utility model discloses can play and make hot-blast and ordinary air inlet intensive mixing, provide the suitable stoving air current of high-speed samming for the stoving operation.
Description
Technical Field
The utility model relates to a hot-blast air mixing groove belongs to papermaking mechanical equipment technical field.
Background
In the existing drying equipment of a paper machine, hot air is directly supplied in an oven when formed paper is dried, so that the moisture of the paper on a winding roll is taken away, and the drying effect is achieved. However, the drying method has extremely low efficiency and wastes energy seriously. To accelerate the evaporation rate of the moisture of the paper, improvements from three aspects are required: firstly, the evaporation area needs to be increased; again, the evaporation temperature and surface air flow rate also need to be increased. The applicant designs a rotary cylinder mould with a hollow cavity and a hollowed surface through a plurality of research and development tests in a scientific and rigorous attitude, hot air with a certain air speed enters a guide roller and then enters a drying cavity, and the paper is dried from the inner side and the outer side, so that the evaporation area is increased, the air flow rate is increased while the drying temperature is ensured by a mode of mixing and injecting common air and hot air into the rotary cylinder mould, and the drying speed of the paper web is greatly improved in practical use. In order to achieve the purpose of fully mixing common inlet air and hot air, the applicant designs a hot air mixing groove which can fully mix the hot air and the common inlet air and provide proper high-speed uniform-temperature drying air flow for drying operation.
Disclosure of Invention
For solving not enough among the prior art, a hot-blast air mixing groove, can play the order hot-blast and ordinary air inlet intensive mixing, provide the suitable stoving air current of high-speed samming for the stoving operation.
The utility model discloses specific technical scheme as follows: the utility model provides a hot-blast air mixing groove which characterized in that: the air conditioner comprises a hollow annular hot air guide pipe, wherein an annular air mixing groove is arranged in the hot air guide pipe; a plurality of hot air outlets are formed in the inner side wall of the hot air guide pipe; the outer peripheral wall of the hot air guide pipe is provided with a hot air inlet, one end of a hot air inlet pipe is arranged on the hot air inlet, and the other end of the hot air inlet pipe is connected with a hot air source; the front end of the hot air guide pipe is coaxially provided with a fan air guide cylinder, and the front end of the fan air guide cylinder is connected with a fan air outlet.
Preferably, the number of the hot air outlets is 3-6, and the hot air outlets are uniformly distributed on the inner side wall of the hot air guide pipe in an annular manner.
Preferably, the cross section of the annular air mixing groove in the hot air guide pipe is square or circular.
Preferably, a plurality of right-angled triangle reinforcing rib plates are uniformly distributed on the periphery of the wind guide pipe of the fan, one right-angled edge of each reinforcing rib plate is welded and fixed on the peripheral wall of the wind guide pipe of the fan, and the other right-angled edge of each reinforcing rib plate is welded and fixed on the front end face of the hot wind guide pipe.
Preferably, 3-4 mounting brackets with L-shaped cross sections are welded on the rear end surface of the hot air guide pipe, and mounting screw holes are formed in the mounting brackets.
Preferably, a reinforcing support rod is welded on the hot air outlet, and the reinforcing support rod is welded in the middle of the hot air outlet.
The utility model has the advantages that:
the utility model connects the hot air source through the hot air inlet pipe, so that the hot air enters the annular air mixing groove of the hot air guide pipe along the hot air inlet pipe, and is uniformly discharged from each hot air outlet through the flow guiding function of the annular air mixing groove; and a fan air duct coaxially arranged at the front end of the hot air duct is connected with an air outlet of the fan, common air flow is guided by the fan air duct from front to back through an inner hole of the hot air duct, and simultaneously is fully and uniformly mixed with hot air flow in the hot air outlet, and then enters a hollow cavity chamber of the rotary cylinder mould to dry paper. Can effectively link up fan and hot-blast air supply through this device, in case open the fan after, the air current is by preceding to the through-hole of back through-wind air-supply line, can play the effect of suction to each hot-blast air outlet, makes during hot-blast can sneak into ordinary air current automatically. The temperature and the flow speed of mixed inlet air can be comprehensively controlled by controlling the temperature of the hot air source and the air speed of the fan, so that the purposes of reasonable allocation and uniform drying are achieved.
Compared with the traditional method of using common air intake or simply utilizing high hot air flow, the design has obvious advantages, not only is the temperature control and the flow rate more accurate, but also the design is efficient and energy-saving, and is suitable for popularization in the industry.
Drawings
Fig. 1 is a schematic view of the forward structure of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 taken along line A-A;
FIG. 3 is a view from the direction B of FIG. 1;
FIG. 4 is a top view of FIG. 1;
fig. 5 is a schematic perspective view of the present invention;
in the figure: 1. mounting a bracket; 2. a hot air duct; 3. a fan air duct; 4. reinforcing rib plates; 5. a hot air inlet pipe; 6. an annular gas mixing tank; 7. mounting a screw hole; 8. a hot air outlet; 9. a hot air inlet; 10. and reinforcing the support rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-5, the hot air mixing groove of the present invention comprises a hollow annular hot air guiding pipe, wherein an annular air mixing groove is arranged in the hot air guiding pipe; a plurality of hot air outlets are formed in the inner side wall of the hot air guide pipe; the outer peripheral wall of the hot air guide pipe is provided with a hot air inlet, one end of a hot air inlet pipe is arranged on the hot air inlet, and the other end of the hot air inlet pipe is connected with a hot air source; the front end of the hot air guide pipe is coaxially provided with a fan air guide cylinder, and the front end of the fan air guide cylinder is connected with a fan air outlet.
The number of the hot air outlets is 3-6, and the hot air outlets are annularly and uniformly distributed on the inner side wall of the hot air guide pipe.
The cross section of the annular air mixing groove in the hot air guide pipe is square or circular.
The fan air guide pipe is characterized in that a plurality of right-angled triangular reinforcing rib plates are uniformly distributed on the periphery of the fan air guide pipe, one right-angled edge of each reinforcing rib plate is welded and fixed on the peripheral wall of the fan air guide pipe, and the other right-angled edge of each reinforcing rib plate is welded and fixed on the front end face of the hot air guide pipe.
3-4 mounting brackets with L-shaped cross sections are welded on the rear end surface of the hot air guide pipe, and mounting screw holes are formed in the mounting brackets. The device can be installed on a rack of the dryer through the installation support and the bolts and is opposite to the air inlet end of the rotary mesh cage with the hollow cavity and the hollowed surface.
And a reinforcing support rod is welded on the hot air outlet, and the reinforcing support rod is welded in the middle of the hot air outlet. Strengthen branch can prevent that hot-blast air outlet from taking place distortion in the service environment that the heat flow strikes for a long time, guarantee sufficient hot-blast air output.
The utility model connects the hot air source through the hot air inlet pipe, so that the hot air enters the annular air mixing groove of the hot air guide pipe along the hot air inlet pipe, and is uniformly discharged from each hot air outlet through the flow guiding function of the annular air mixing groove; and a fan air duct coaxially arranged at the front end of the hot air duct is connected with an air outlet of the fan, common air flow is guided by the fan air duct from front to back through an inner hole of the hot air duct, and simultaneously is fully and uniformly mixed with hot air flow in the hot air outlet, and then enters a hollow cavity chamber of the rotary cylinder mould to dry paper. Can effectively link up fan and hot-blast air supply through this device, in case open the fan after, the air current is by preceding to the through-hole of back through-wind air-supply line, can play the effect of suction to each hot-blast air outlet, makes during hot-blast can sneak into ordinary air current automatically. The temperature and the flow speed of mixed inlet air can be comprehensively controlled by controlling the temperature of the hot air source and the air speed of the fan, so that the purposes of reasonable allocation and uniform drying are achieved.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. The technical solution of the present invention is not to be departed from, and any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (6)
1. A hot air mixing groove is characterized in that: the air conditioner comprises a hollow annular hot air guide pipe, wherein an annular air mixing groove is arranged in the hot air guide pipe; a plurality of hot air outlets are formed in the inner side wall of the hot air guide pipe; the outer peripheral wall of the hot air guide pipe is provided with a hot air inlet, one end of a hot air inlet pipe is arranged on the hot air inlet, and the other end of the hot air inlet pipe is connected with a hot air source; the front end of the hot air guide pipe is coaxially provided with a fan air guide cylinder, and the front end of the fan air guide cylinder is connected with a fan air outlet.
2. The hot air mixing tank according to claim 1, characterized in that: the number of the hot air outlets is 3-6, and the hot air outlets are annularly and uniformly distributed on the inner side wall of the hot air guide pipe.
3. The hot air mixing tank according to claim 2, characterized in that: the cross section of the annular air mixing groove in the hot air guide pipe is square or circular.
4. The hot air mixing tank according to claim 3, characterized in that: the fan air guide pipe is characterized in that a plurality of right-angled triangular reinforcing rib plates are uniformly distributed on the periphery of the fan air guide pipe, one right-angled edge of each reinforcing rib plate is welded and fixed on the peripheral wall of the fan air guide pipe, and the other right-angled edge of each reinforcing rib plate is welded and fixed on the front end face of the hot air guide pipe.
5. The hot air mixing tank according to claim 4, wherein: 3-4 mounting brackets with L-shaped cross sections are welded on the rear end surface of the hot air guide pipe, and mounting screw holes are formed in the mounting brackets.
6. The hot air mixing tank according to claim 5, characterized in that: and a reinforcing support rod is welded on the hot air outlet, and the reinforcing support rod is welded in the middle of the hot air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022500452.XU CN213396431U (en) | 2020-11-03 | 2020-11-03 | Hot air mixing tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022500452.XU CN213396431U (en) | 2020-11-03 | 2020-11-03 | Hot air mixing tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213396431U true CN213396431U (en) | 2021-06-08 |
Family
ID=76192310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022500452.XU Expired - Fee Related CN213396431U (en) | 2020-11-03 | 2020-11-03 | Hot air mixing tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213396431U (en) |
-
2020
- 2020-11-03 CN CN202022500452.XU patent/CN213396431U/en not_active Expired - Fee Related
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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: 20210608 |