CN202304324U - Air return blocking device of heating ventilator of dryer - Google Patents
Air return blocking device of heating ventilator of dryer Download PDFInfo
- Publication number
- CN202304324U CN202304324U CN2011204031640U CN201120403164U CN202304324U CN 202304324 U CN202304324 U CN 202304324U CN 2011204031640 U CN2011204031640 U CN 2011204031640U CN 201120403164 U CN201120403164 U CN 201120403164U CN 202304324 U CN202304324 U CN 202304324U
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- CN
- China
- Prior art keywords
- rotating shaft
- baffle plate
- baffle
- framework
- ventilation blower
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses an air return blocking device of a heating ventilator of a dryer, which comprises a sealing plate for separating each section of ventilator. The sealing plate is composed of a frame, a baffle and a rotating shaft, the frame is of a square-shaped structure, two protruding inserted pins are arranged on one surface of the baffle close to the side, the baffle and the rotating shaft are arranged in the frame, the middle of the rotating shaft is inserted in the inserted pins, and two ends of the rotating shaft are fixed on the frame. The angle of the baffle surrounding the rotating shaft can change when the baffle meets air flow. A sealing door is designed into the baffle movably connected in the frame, the baffle can surround the rotating shaft to rotate towards different directions and change the angle when meeting the air flow in different directions, and the aims of simple structure, reliability in air blocking and avoidance of influence on dewetting in a machine can be achieved.
Description
Technical field
The utility model relates to drying machine heating ventilation blower field, is specifically related to a kind of drying machine heating ventilation blower return air retention device.
Background technology
Common large-sized drying machines is made up of ten to 20 joint hothouses, and heating ventilation blower of every joint hothouse configuration starts by platform during work in order.Can produce return air to the hothouse back segment during running of drying machine leading portion blower fan, cause reversing before the drying machine back segment fan starting.When drying machine back segment fan starting, the starting current when overcoming the reversing resistance is very big, usually causes startup failure and driving belt to wear and tear too early.Particularly when heating fan motor power more than 15 kilowatts the time, state is particularly serious.
For solving the problems of the technologies described above, this area of the prior art mostly is employed in every joint hothouse of back segment blower fan and seals up the separated way of board, and consumable material is big, and effect is not remarkable; And after every joint hothouse separates, cause the not smooth new problem appearance of humid air discharge in the machine again.
The utility model content
For solving the problems of the technologies described above, we proposed a kind of simple in structure, keep out the wind reliably and do not influence the drying machine heating ventilation blower return air retention device of hydrofuge in the machine.
For achieving the above object, the technical scheme of the utility model is following:
A kind of drying machine heating ventilation blower return air retention device comprises the shrouding that is used to separate every joint ventilation blower, and said shrouding is made up of framework, baffle plate and rotating shaft; Said framework is a square structure, and said baffle plate one side is provided with two protruding latches near side; Said baffle plate and said rotating shaft are located in the said framework, assigns in said latch in the middle of the said rotating shaft, and two ends are fixed on the said framework, can change around said rotating shaft angle when said baffle plate is met air-flow.
Preferably, said baffle plate is three, to three rotating shafts should be arranged.
Preferably, said barrier width and said framework inner race width are suitable.
Preferably, said three height of baffle plate sums and said framework inner ring height are suitable.
Pass through technique scheme; The baffle plate of the utility model through sealing up a door and being designed to flexibly connect in the framework; Baffle plate can rotate the change angle around the axial rotary different directions when running into the air-flow of different directions, thereby has reached simple in structure, keeps out the wind reliably and do not influenced the purpose of hydrofuge in the machine.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the main TV structure sketch map of the disclosed a kind of drying machine heating ventilation blower return air retention device of the utility model embodiment;
Fig. 2 is the disclosed a kind of drying machine heating ventilation blower return air retention device side-looking structural representation of the utility model embodiment.
The numeral corresponding component title represented among the figure with letter:
1. framework 2. baffle plates 21. latches 3. rotating shafts
The specific embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The utility model provides a kind of drying machine heating ventilation blower return air retention device; Its operation principle is the baffle plate that is designed to flexibly connect in the framework through sealing up a door, and baffle plate can rotate the change angle around the axial rotary different directions when running into the air-flow of different directions.
Below in conjunction with the embodiment and the specific embodiment the utility model is done further detailed explanation.
Embodiment.
Like Fig. 1, shown in Figure 2, a kind of drying machine heating ventilation blower return air retention device comprises the shrouding that is used to separate every joint ventilation blower, and said shrouding is made up of framework 1, baffle plate 2 and rotating shaft 3; Said framework 1 is a square structure, and said baffle plate 2 one sides are provided with two protruding latches 21 near side; Said baffle plate 2 is located in the said framework 1 with said rotating shaft 3, assign in said latch 21 in the middle of the said rotating shaft 3, and two ends is fixed on the said framework 1, and said baffle plate 2 can change around said rotating shaft 3 angles when meeting air-flows.Wherein, said baffle plate 2 is three, to three rotating shafts 3 should be arranged; For baffle plate 2 and framework 1 are better kept out the wind, said baffle plate 2 width and said framework 1 inner race width are suitable, and said three baffle plates, 2 height sums and said framework 1 inner ring height are suitable.
The operation principle of a kind of drying machine heating of the utility model ventilation blower return air retention device is: as depicted in figs. 1 and 2; When drying machine leading portion blower fan turns round, the hothouse back segment being produced return air, change by certain orientation around said rotating shaft 3 angles when the baffle plate 2 in the framework 1 is met air-flows, close automatically; And return air wind-force is big more; Close airtightly more, owing to there is not the return air air-flow to flow backwards in fan impeller, fan impeller can not produce reversing.When this TV station ventilation blower started, the air stream that baffle plate 2 receives this ventilation blower was opened automatically, has so just effectively stoped return air wind-force to the influence to the back segment ventilation blower.
Pass through technique scheme; The utility model is designed to the baffle plate 2 of flexible connection in the framework 1 through sealing up a door; Baffle plate 2 can rotate the change angle to different directions around rotating shaft 3 when running into the air-flow of different directions, thereby has reached simple in structure, keeps out the wind reliably and do not influenced the purpose of hydrofuge in the machine.
Above-mentioned explanation to disclosed drying machine heating ventilation blower return air retention device embodiment makes this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation of spirit that does not break away from the utility model or scope in other embodiments among this paper.Therefore, the utility model will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (4)
1. a drying machine heating ventilation blower return air retention device comprises the shrouding that is used to separate every joint ventilation blower, it is characterized in that said shrouding is made up of framework, baffle plate and rotating shaft; Said framework is a square structure, and said baffle plate one side is provided with two protruding latches near side; Said baffle plate and said rotating shaft are located in the said framework, assigns in said latch in the middle of the said rotating shaft, and two ends are fixed on the said framework, can change around said rotating shaft angle when said baffle plate is met air-flow.
2. drying machine heating ventilation blower return air retention device according to claim 1 is characterized in that said baffle plate is three, to three rotating shafts should be arranged.
3. drying machine heating ventilation blower return air retention device according to claim 2 is characterized in that said barrier width and said framework inner race width are suitable.
4. drying machine heating ventilation blower return air retention device according to claim 3 is characterized in that said three height of baffle plate sums and said framework inner ring height are suitable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204031640U CN202304324U (en) | 2011-10-21 | 2011-10-21 | Air return blocking device of heating ventilator of dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204031640U CN202304324U (en) | 2011-10-21 | 2011-10-21 | Air return blocking device of heating ventilator of dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202304324U true CN202304324U (en) | 2012-07-04 |
Family
ID=46373208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204031640U Expired - Fee Related CN202304324U (en) | 2011-10-21 | 2011-10-21 | Air return blocking device of heating ventilator of dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202304324U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113074526A (en) * | 2021-03-11 | 2021-07-06 | 曾雪玲 | Pharmaceutical drying equipment of chemical industry |
-
2011
- 2011-10-21 CN CN2011204031640U patent/CN202304324U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113074526A (en) * | 2021-03-11 | 2021-07-06 | 曾雪玲 | Pharmaceutical drying equipment of chemical industry |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20141021 |
|
| EXPY | Termination of patent right or utility model |