CN205482279U - Hot air constant temperature external circulation control system - Google Patents
Hot air constant temperature external circulation control system Download PDFInfo
- Publication number
- CN205482279U CN205482279U CN201620112417.1U CN201620112417U CN205482279U CN 205482279 U CN205482279 U CN 205482279U CN 201620112417 U CN201620112417 U CN 201620112417U CN 205482279 U CN205482279 U CN 205482279U
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- Prior art keywords
- air
- hot
- airduct
- hot blast
- control system
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000001035 drying Methods 0.000 description 9
- 238000010981 drying operation Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Drying Of Solid Materials (AREA)
Abstract
A hot air constant temperature external circulation control system comprises an air heater capable of outputting hot air, a heat exchanger connected with the air heater, an air pipe unit and two valves. The air pipe unit comprises an air supply pipe, an air return pipe and a circulating air pipe, wherein the air supply pipe is connected with the air heater and is arranged at an interval with the heat exchanger, the air return pipe is connected with the heat exchanger, and the circulating air pipe is communicated with the air supply pipe and the air return pipe. The valves are respectively pivoted at two ends of the circulating air pipe and are switched between an internal circulating mode and an external circulating mode, when the internal circulating mode is set, the valves close the circulating air pipe, so that hot air cannot pass through the circulating air pipe, and when the external circulating mode is set, the valves respectively close external openings of the air supply pipe and the air return pipe, so that hot air can pass through the circulating air pipe, so that products are prevented from being overheated, and energy is saved. Therefore, the working personnel do not need to wait for the heat engine time for restarting the machine, and the working efficiency is further improved.
Description
Technical field
This utility model relates to a kind of hot air circulation control system, particularly relates to a kind of hot blast permanent
Temperature outer circulation control system.
Background technology
Refering to Fig. 1, existing a kind of hot air circulation control system 1 comprise a hot-air blower 11,
One connect this hot-air blower 11 heat exchanger 12, connect this hot-air blower 11 and with this heat
The spaced ajutage of exchanger 12 13, and a backwind tube connecting this heat exchanger 12
14。
This hot air circulation control system 1 exports hot blast by this hot-air blower 11, and send via this
Airduct 13 blows to a drying space (not shown), and the hot blast after circulation is again via this return air
Pipe 14 flows to this heat exchanger 12 and this hot-air blower 11, to repeat circulation next time,
But, when being intended to suspend drying operation, the hot blast of persistent loop may cause producing the product mistake on line
Heat, to avoid above-mentioned phenomenon to occur, often can only be by closing the side of this hot-air blower 11
Formula reduces the temperature in this drying space, and this mode but causes when being intended to carry out once again drying operation, work
Make personnel and must wait the warm-up times that board restarts, and then lower work efficiency.
Summary of the invention
The purpose of this utility model is to provide one effectively to prevent, and product is overheated, promote work
Efficiency and the hot blast constant temperature outer circulation control system of the saving energy.
This utility model hot blast constant temperature outer circulation control system, comprises one and can export hot blast
Hot-air blower, the connection heat exchanger of this hot-air blower, an airduct unit, and two valves
Door.
This airduct unit includes that connects this hot-air blower spaced with this heat exchanger
Ajutage, one connect this heat exchanger backwind tube, and one connect this ajutage with should
The circulation airduct of backwind tube.
Described valve be hubbed at respectively this circulation airduct two ends and can be relative to this circulation airduct
Change between an interior circulation pattern and an outer circulation pattern.
When this interior circulation pattern, this circulation airduct of described valve closing, make hot blast to lead to
Cross this circulation airduct, and at this ajutage, this backwind tube, this heat exchanger and this hot-air blower
Between flow, when this outer circulation pattern, described valve closes this ajutage and this return air respectively
Pipe to outward opening, make hot blast in this ajutage, this circulation airduct, this backwind tube, this heat
Flow between exchanger and this hot-air blower.
Hot blast constant temperature outer circulation control system described in the utility model, described valve can also set
It is set to half on-mode between this interior circulation pattern and this outer circulation pattern, in this partly
During on-mode, described valve this ajutage not fully closed, this circulation airduct and this backwind tube.
Hot blast constant temperature outer circulation control system described in the utility model, this hot-air blower includes one
The individual body of hot blast, an air outlet and the air inlet of exporting, this ajutage connects should
Air outlet, this heat exchanger connects this air inlet.
Hot blast constant temperature outer circulation control system described in the utility model, this body has one
Roof and a perisporium, this air outlet is formed at this roof, and this air inlet is formed at this perisporium.
Hot blast constant temperature outer circulation control system described in the utility model, this ajutage has one
Individual by the air outlet of this hot-air blower upwardly extending first ascent stage, one first risen by this
First horizontal segment that extends forward along a horizontal direction of apical margin of section, and one by this first
The first descending branch that the leading edge of horizontal segment downwardly extends.
Hot blast constant temperature outer circulation control system described in the utility model, this backwind tube has one
Individual by one end away from this air inlet of this heat exchanger upwardly extending second ascent stage, one
Individual the second horizontal segment extended forward along this horizontal direction by the apical margin of this second ascent stage, and
One the second descending branch downwardly extended by the leading edge of this second horizontal segment.
Hot blast constant temperature outer circulation control system described in the utility model, the two of this circulation airduct
End connects this first horizontal segment of this ajutage and the second horizontal segment of this backwind tube respectively.
The beneficial effects of the utility model are: by controlling described valve relative to this circulation
Airduct is changed between this interior circulation pattern and this outer circulation pattern, can effectively prevent product overheated,
And promote work efficiency, and reach to save the effect of the energy simultaneously.
Accompanying drawing explanation
Fig. 1 is a schematic top plan view, and existing a kind of hot air circulation control system is described；
Fig. 2 is a front-view schematic diagram, and this utility model hot blast constant temperature outer circulation control system is described
An embodiment；
Fig. 3 is a schematic side view, illustrates that this embodiment is arranged on a baking oven；
Fig. 4 is a schematic top plan view, illustrates that two valve setpoints of this embodiment follow in being one
Ring mode；
Fig. 5 is a schematic top plan view, illustrates that described valve setpoint is an outer circulation pattern；
Fig. 6 is a schematic top plan view, illustrates that described valve setpoint is one and half on-mode.
Detailed description of the invention
Below in conjunction with the accompanying drawings and this utility model is described in detail by embodiment.
Refering to Fig. 2, Fig. 3 and Fig. 4, this utility model hot blast constant temperature outer circulation control system
One embodiment is applicable to be arranged on a baking oven 9, this embodiment comprise a hot-air blower 2,
3, airduct unit 4 of one heat exchanger and two valves 5.
This hot-air blower 2 includes 21, the air outlet 22 and of body that can export hot blast
Individual air inlet 23.This body 21 has a roof 211 and a perisporium 212, this air-out
Mouth 22 is formed at this roof 211, and this air inlet 23 is formed at this perisporium 212.
This heat exchanger 3 connects the air inlet 23 of this hot-air blower 2, for regulating the temperature of hot blast.
This airduct unit 4 includes an air outlet 22 connecting this hot-air blower 2 and hands over this heat
The spaced ajutage of parallel operation 3 41, one connects the backwind tube 42 of this heat exchanger 3,
And one connect this ajutage 41 and the circulation airduct 43 of this backwind tube 42.
This ajutage 41 has one by the air outlet 22 upwardly extending first of this hot-air blower 2
Ascent stage 411, one is by the apical margin of this first ascent stage 411 along horizontal direction X forward
The first horizontal segment 412 extended, and one downwardly extended by the leading edge of this first horizontal segment 412
The first descending branch 413.
This backwind tube 42 has one by one end away from this air inlet 23 of this heat exchanger 3
Upwardly extending second ascent stage 421, one by the apical margin of this second ascent stage 421 along this water
Square the second horizontal segment 422 extended forward to X, and one by this second horizontal segment 422
The second descending branch 423 that leading edge downwardly extends.This first descending branch 413 and this second descending branch
423 connect this baking oven 9.
The two ends of this circulation airduct 43 connect respectively this ajutage 41 the first horizontal segment 412 and
Second horizontal segment 422 of this backwind tube 42.
Described valve 5 is hubbed at the two ends of this circulation airduct 43 respectively, and can follow relative to this
Bostle pipe 43 is changed between an interior circulation pattern and an outer circulation pattern.
Refering to Fig. 3 and Fig. 4, when using the present embodiment to a drying space in this baking oven 9
When (not shown) carries out drying operation, set described valve 5 and be positioned at this circulation pattern, this
Time, described valve 5 closes this circulation airduct 43, and the hot blast making this hot-air blower 2 export send at this
Between airduct 41, this drying space, this backwind tube 42, this heat exchanger 3 and this hot-air blower 2
Circulate, and during do not flow through this circulation airduct 43, to provide the heat of stable circulation
Convection current.
Refering to Fig. 5, when being intended to of short duration stopping drying operation, staff need not close this hot-air blower
2 and this heat exchanger 3, only need to turn to described valve 5 to close respectively this ajutage 41 and
This backwind tube 42 to outward opening, now, described valve 5 is positioned at this outer circulation pattern, energy
Make hot blast at this ajutage 41, this circulation airduct 43, this backwind tube 42, this heat exchanger 3
And circulate between this hot-air blower 2, can effectively prevent producing the product on line overheated, be intended to once again
When carrying out drying operation, only described valve 5 need to be set as this interior cyclic module as shown in Figure 4
Formula, can be introduced directly into this drying space by hot blast, during eliminate and restart this hot blast
The time that machine 2 and the needed to wait for hot blast of this heat exchanger 3 heat up, and then promote work efficiency,
And reach to save the effect of the energy.
Refering to Fig. 6, described valve 5 can also be set as one, and between this interior circulation pattern and this is outer
Half on-mode between circulation pattern, when this half on-mode, described valve 5 is not fully closed should
Ajutage 41, this backwind tube 42 and this circulation airduct 43, staff is by controlling described valve
Door 5 open entire angle, make hot blast during circulation part by this circulation airduct 43, with
It is indirectly controlled the temperature in this drying space, defeated by this hot-air blower 2 without directly setting hot blast
Temperature when going out, when need not the situation being precisely controlled temperature, can effectively save staff
Activity duration, same promote its work efficiency.
In sum, this utility model by arranging described valve 5 and this circulation airduct 43, when
When being normally used for heating this drying space, described valve 5 is set as this interior circulation pattern, is intended to
When operation is dried in of short duration stopping, only described valve 5 need to be set as this outer circulation pattern, can
Make hot blast cannot flow to this drying space, to prevent the product in this drying space overheated, be intended to again
When degree carries out drying operation, directly switching described valve 5 to this interior circulation pattern can continue into
Row dries operation, reaches effectively to prevent that product is overheated, promotes work efficiency and save the effect of the energy
Really, so the purpose of this utility model really can be reached.
Claims (7)
1. a hot blast constant temperature outer circulation control system, comprises the heat that can export hot blast
Blower fan, a heat exchanger connecting this hot-air blower, and an airduct unit, this airduct list
Unit includes that one connects this hot-air blower ajutage spaced with this heat exchanger, and one
The backwind tube of individual this heat exchanger of connection, it is characterised in that:
This airduct unit also includes a circulation airduct connecting this ajutage and this backwind tube,
This hot blast constant temperature outer circulation control system also comprises two valves, and described valve is hubbed at respectively
The two ends of this circulation airduct and can be relative to this circulation airduct an interior circulation pattern and one
Change between outer circulation pattern；When this interior circulation pattern, this circulation airduct of described valve closing,
Make hot blast cannot pass through this circulation airduct, and in this ajutage, this backwind tube, this heat exchange
Flow between device and this hot-air blower；When this outer circulation pattern, described valve is closed this respectively and is sent
Airduct and this backwind tube to outward opening, make hot blast this ajutage, this circulation airduct, should
Flow between backwind tube, this heat exchanger and this hot-air blower.
Hot blast constant temperature outer circulation control system the most according to claim 1, its feature
It is: described valve can also be set as one between this interior circulation pattern and this outer circulation pattern
Between half on-mode, when this half on-mode, described valve this ajutage not fully closed,
This circulation airduct and this backwind tube.
Hot blast constant temperature outer circulation control system the most according to claim 1 and 2, its
It is characterised by: this hot-air blower includes that one can export the body of hot blast, an air outlet and
Individual air inlet, this ajutage connects this air outlet, and this heat exchanger connects this air inlet.
Hot blast constant temperature outer circulation control system the most according to claim 3, its feature
It is: this body has a roof and a perisporium, and this air outlet is formed at this roof,
This air inlet is formed at this perisporium.
Hot blast constant temperature outer circulation control system the most according to claim 4, its feature
It is: this ajutage has one and risen by the air outlet of this hot-air blower upwardly extending first
Section, first water extended forward along a horizontal direction by the apical margin of this first ascent stage
Flat section, and first descending branch downwardly extended by the leading edge of this first horizontal segment.
Hot blast constant temperature outer circulation control system the most according to claim 5, its feature
It is: this backwind tube has one by one end away from this air inlet of this heat exchanger upwards
Extend the second ascent stage, one by the apical margin of this second ascent stage along this horizontal direction forward
The second horizontal segment extended, and second downwardly extended by the leading edge of this second horizontal segment
Descending branch.
Hot blast constant temperature outer circulation control system the most according to claim 6, its feature
It is: the two ends of this circulation airduct connect the first horizontal segment and this return air of this ajutage respectively
Second horizontal segment of pipe.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW104209730U TWM511035U (en) | 2015-06-17 | 2015-06-17 | Hot wind constant temperature outer circulation control system |
| TW104209730 | 2015-06-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205482279U true CN205482279U (en) | 2016-08-17 |
Family
ID=54853250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620112417.1U Active CN205482279U (en) | 2015-06-17 | 2016-02-04 | Hot air constant temperature external circulation control system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN205482279U (en) |
| TW (1) | TWM511035U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606882A (en) * | 2017-08-22 | 2018-01-19 | 湖南省博世康中医药有限公司 | A kind of Chinese medicinal material drying equipment for drying and low-temperature circulating furnace drying method |
-
2015
- 2015-06-17 TW TW104209730U patent/TWM511035U/en unknown
-
2016
- 2016-02-04 CN CN201620112417.1U patent/CN205482279U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606882A (en) * | 2017-08-22 | 2018-01-19 | 湖南省博世康中医药有限公司 | A kind of Chinese medicinal material drying equipment for drying and low-temperature circulating furnace drying method |
| CN107606882B (en) * | 2017-08-22 | 2022-08-26 | 湖南省博世康中医药有限公司 | Traditional Chinese medicinal material drying device and low-temperature circulating drying method |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM511035U (en) | 2015-10-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |