CN102748317B - Transmission device capable of synchronizing air exchange fan - Google Patents
Transmission device capable of synchronizing air exchange fan Download PDFInfo
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- CN102748317B CN102748317B CN201210263338.7A CN201210263338A CN102748317B CN 102748317 B CN102748317 B CN 102748317B CN 201210263338 A CN201210263338 A CN 201210263338A CN 102748317 B CN102748317 B CN 102748317B
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- closed switch
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- pushing device
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Abstract
The invention discloses a transmission device capable of synchronizing an air exchange fan. The transmission device comprises a propelling device, a blower, a connecting rod and a linkage board, wherein the linkage board is provided with a shifting fork; one end of the connecting rod is connected with the shifting fork; the transmission device also comprises a normally-closed switch A, a normally-closed switch B and a single-pole double-throw switch; the shifting fork is located between the normally-closed switch A and the normally-closed switch B; the other end of the connecting rod is connected with the propelling device; the normally-closed switch A is linked with the normally-closed switch B through the single-pole double-throw switch; and the propelling device is in parallel connection with the blower through the single-pole double-throw switch. According to the invention, the transmission device not only realizes synchronous starting and closing of the air exchange fan, but also avoids electric energy consumption caused by the condition that the propelling device is always at an operation state after the air exchange fan is started; simultaneously, the transmission device also avoids potential safety hazard caused by the heat generated due to operation of the propelling device.
Description
Technical field
The present invention relates to transmission device, particularly relate to the transmission device of synchronous ventilation fan.
Background technique
The transmission device of traditional ventilation fan is after ventilation fan is started working, just be in operating condition always, not only power consumption is large, and transmission device can produce amount of heat after long time running, faceplate of ventilator may be caused to generate heat be out of shape, even can burn out faceplate of ventilator time serious, cause the generation of accident.
Summary of the invention
The present invention is directed to the defects such as the power consumption existed in prior art is large, safety coefficient is low, a kind of transmission device of synchronous ventilation fan is newly provided.
In order to solve the problems of the technologies described above, the present invention is achieved through the following technical solutions:
The transmission device of synchronous ventilation fan, comprise pushing device, blower fan, connecting rod, linkage board, described linkage board is provided with shift fork, described connecting rod one end is connected with shift fork, also comprise normally closed switch A, normally closed switch B, single-pole double-throw switch (SPDT), described shift fork is between normally closed switch A and normally closed switch B, the described connecting rod the other end is connected with pushing device, described normally closed switch A is in parallel by single-pole double-throw switch (SPDT) with normally closed switch B, and described pushing device is in parallel by single-pole double-throw switch (SPDT) with blower fan.
By arranging normally closed switch A, normally closed switch B and single-pole double-throw switch (SPDT), and make normally closed switch A in parallel by single-pole double-throw switch (SPDT) with normally closed switch B, make pushing device in parallel by single-pole double-throw switch (SPDT) with blower fan, make when needs ventilation fan works, only single-pole double-throw switch (SPDT) need be pulled, pushing device energising also drives shift fork to move toward normally closed switch B direction by connecting rod, open under making the drive of the shift fork of venetian blind on linkage board, when shift fork moves to normally closed switch B place and props up normally closed switch B, pushing device is just because power-off is closed, now venetian blind is opened complete, and blower fan continues to keep working state, so both achieve the synchronous unlatching of venetian blind and fan, turn avoid ventilation fan open after pushing device be in operating condition and the power consumption that causes always, it also avoid the potential safety hazard caused because of pushing device running heating simultaneously.When ventilation fan need be closed, again pull single-pole double-throw switch (SPDT), then pushing device is energized and drives shift fork to move toward normally closed switch A direction by connecting rod, close under making the drive of the shift fork of venetian blind on linkage board, when shift fork moves to normally closed switch A place and props up normally closed switch A, venetian blind is closed completely, and pushing device and blower fan also power-off closedown simultaneously, achieves the close synchronously of venetian blind, pushing device, blower fan.
As preferably, the transmission device of synchronous ventilation fan described above, described single-pole double-throw switch (SPDT) comprises tenminal block A, tenminal block B, tenminal block C, described tenminal block A connects with pushing device, described tenminal block B connects with normally closed switch B, and described blower fan is in parallel by tenminal block C with normally closed switch A.
The tenminal block A of single-pole double-throw switch (SPDT) is connected with pushing device, tenminal block B connects with normally closed switch B, blower fan is in parallel by tenminal block C with normally closed switch A, make when opening ventilation fan, only single-pole double-throw switch (SPDT) need be pulled, tenminal block A tenminal block B is connected, pushing device can be energized and operates and drive shift fork to move toward normally closed switch B place, now venetian blind and blower fan are synchronously opened, when shift fork props up normally closed switch B, pushing device and power-off, its structure is both simple, achieve again ventilation fan and open the function that rear pushing device does not rerun power consumption, very convenient.When ventilation fan need be closed, only single-pole double-throw switch (SPDT) need be pulled, tenminal block A tenminal block C is connected, then pushing device energising running, make shift fork toward the motion of normally closed switch A place, now venetian blind starts to close, when shift fork props up normally closed switch A, venetian blind closes completely and pushing device and the synchronous power-off of blower fan are closed, and achieves the function of venetian blind, pushing device, blower fan close synchronously, very convenient.
As preferably, the transmission device of synchronous ventilation fan described above, also comprises connector, and described connector is connected with pushing device and blower fan respectively.The line clear of installation is understood, facilitates client's Dismountable, maintenance.
As preferably, the transmission device of synchronous ventilation fan described above, described connector is terminal box or aviation socket.Make the installation circuit of ventilation fan clear, and occupy little space, facilitate client's Dismountable, maintenance.
As preferably, the transmission device of synchronous ventilation fan described above, described pushing device is drive motor or turbine and worm.Reduce the power consumption of transmission device, thus reduce the heating value of transmission device, make that ventilation fan work is more stable, safety.
As preferably, the transmission device of synchronous ventilation fan described above, described drive motor comprises motor, cam, and described cam is arranged on motor, and the described connecting rod the other end is connected with described cam.Make drive more steadily and difficult drop-off.
As preferably, the transmission device of synchronous ventilation fan described above, described blower fan is the axial-flow blower with fan blade.Volume is little, power is large, installation is simple, noise is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of the transmission device of the synchronous ventilation fan of the present invention;
Fig. 2 is the circuit principle structure schematic diagram of the transmission device of the synchronous ventilation fan of the present invention;
Fig. 3 is the electrical block diagram of the transmission device of the synchronous ventilation fan of the present invention;
Fig. 4 is the partial enlarged drawing in A portion in Fig. 1;
Fig. 5 is the structural representation of linkage board in the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail, but they are not limitations of the present invention:
embodiment 1
As shown in Figures 1 to 5, the transmission device of synchronous ventilation fan, comprise pushing device 5, blower fan 6, connecting rod 4, linkage board 16, described linkage board 16 is provided with shift fork 2, described connecting rod 4 one end is connected with shift fork 2, also comprise normally closed switch A1, normally closed switch B3, single-pole double-throw switch (SPDT) 7, described shift fork 2 is between normally closed switch A1 and normally closed switch B3, described connecting rod 4 the other end is connected with pushing device 5, described normally closed switch A1 is in parallel by single-pole double-throw switch (SPDT) 7 with normally closed switch B3, described pushing device 5 is in parallel by single-pole double-throw switch (SPDT) 7 with blower fan 6.
When ventilation fan opened by needs, only need pull single-pole double-throw switch (SPDT) 7, then now pushing device 5 be energized and drivening rod 4 move, and then drive the shift fork 2 be connected with connecting rod 4 one end to move, thus drive linkage board 16 to move, then venetian blind 17 is opened under the drive of linkage board 16, while venetian blind 17 is opened, blower fan 6 is also synchronously opened, when connecting rod 4 moves to normally closed switch B3 place and props up the contact 15 of normally closed switch B3 under the drive of pushing device 5, pushing device 5 power-off, and blower fan 6 continues to keep "on" position, now ventilation fan is opened complete.When ventilation fan closed by needs, only need again pull single-pole double-throw switch (SPDT) 7, then pushing device 5 be energized and drivening rod 4 move, and then drive shift fork 2 to move, thus driving linkage board 16 to move, then venetian blind 17 is closed under the drive of linkage board 16, when connecting rod 4 moves to normally closed switch A1 place and props up the contact 14 of normally closed switch A1 under the drive of pushing device 5, blower fan 6 and pushing device 5 simultaneously because power-off shuts down, and now venetian blind 17 also close synchronously is complete.
As preferably, described single-pole double-throw switch (SPDT) 7 comprises tenminal block A8, tenminal block B9, tenminal block C10, described tenminal block A8 connects with pushing device 5, and described tenminal block B9 connects with normally closed switch B3, and described blower fan 6 is in parallel by tenminal block C10 with normally closed switch A1.
When ventilation fan opened by needs, pull single-pole double-throw switch (SPDT), the tenminal block A8 of single-pole double-throw switch (SPDT) 7 is made to be connected with tenminal block B9, now because shift fork 2 props up contact 14 place of normally closed switch A1, therefore pushing device 5 is energized and blower fan 6 is not energized, now pushing device 5 drives shift fork 2 to move toward normally closed switch B3 place by connecting rod 4, then linkage board 16 moves thus venetian blind 17 is opened under the drive of shift fork 2, when shift fork 2 no longer props up the contact 14 of normally closed switch A1, blower fan 6 is energized and operates, ventilation fan unlatching work, when shift fork 2 moves to normally closed switch B3 place and props up the contact 15 of normally closed switch B3, pushing device 5 power-off, now venetian blind 17 is opened completely, whole ventilation fan is opened complete.When ventilation fan closed by needs, only need again pull single-pole double-throw switch (SPDT) 7, the tenminal block A8 of single-pole double-throw switch (SPDT) 7 is connected with tenminal block C10, then because now shift fork 2 offsets with the contact 15 of normally closed switch B3, and do not offset with the contact 14 of normally closed switch A1, therefore pushing device 5 and blower fan 6 are synchronously energized and operate, now shift fork 2 promotes toward normally closed switch A1 place by connecting rod 4 by pushing device 5, close under making the drive of the shift fork 2 of venetian blind 17 on linkage board 16, when shift fork 2 moves to normally closed switch A1 place and props up the contact 14 of normally closed switch A1, pushing device 5 power-off synchronous with blower fan 6 is closed, and now venetian blind 17 is closed completely, whole ventilation fan completes cut out work.
As preferably, also comprise connector 11, described connector 11 is connected with pushing device 5 and blower fan 6 respectively.
As preferably, described connector 11 is terminal box or aviation socket.
As preferably, described pushing device 5 is drive motor or turbine and worm.
As preferably, described drive motor comprises motor 13, cam 12, and described cam 12 is arranged on motor 13, and described connecting rod 4 the other end is connected with described cam 12.
As preferably, described blower fan 6 is the axial-flow blower with fan blade.
In a word, the foregoing is only preferred embodiment of the present invention, all equalizations done according to the scope of the present patent application patent change and modify, and all should belong to covering scope of the present invention.
Claims (4)
1. the transmission device of synchronous ventilation fan, comprise pushing device (5), blower fan (6), connecting rod (4), linkage board (16), described linkage board (16) is provided with shift fork (2), described connecting rod (4) one end is connected with shift fork (2), it is characterized in that: also comprise normally closed switch A(1), normally closed switch B(3), single-pole double-throw switch (SPDT) (7), described shift fork (2) is positioned at normally closed switch A(1) and normally closed switch B(3) between, described connecting rod (4) the other end is connected with pushing device (5), described normally closed switch A(1) with normally closed switch B(3) in parallel by single-pole double-throw switch (SPDT) (7), described pushing device (5) is in parallel by single-pole double-throw switch (SPDT) (7) with blower fan (6), described single-pole double-throw switch (SPDT) (7) comprises tenminal block A(8), tenminal block B(9), tenminal block C(10), described tenminal block A(8) connect with pushing device (5), described tenminal block B(9) with normally closed switch B(3) connect, described blower fan (6) and normally closed switch A(1) by tenminal block C(10) in parallel, described pushing device (5) is drive motor or turbine and worm, described drive motor comprises motor (13), cam (12), described cam (12) is arranged on motor (13), described connecting rod (4) the other end is connected with described cam (12).
2. the transmission device of synchronous ventilation fan according to claim 1, is characterized in that: also comprise connector (11), and described connector (11) is connected with pushing device (5) and blower fan (6) respectively.
3. the transmission device of synchronous ventilation fan according to claim 2, is characterized in that: described connector (11) is terminal box or aviation socket.
4. the transmission device of synchronous ventilation fan according to claim 1, is characterized in that: described blower fan (6) is the axial-flow blower with fan blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210263338.7A CN102748317B (en) | 2012-07-27 | 2012-07-27 | Transmission device capable of synchronizing air exchange fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210263338.7A CN102748317B (en) | 2012-07-27 | 2012-07-27 | Transmission device capable of synchronizing air exchange fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102748317A CN102748317A (en) | 2012-10-24 |
| CN102748317B true CN102748317B (en) | 2015-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210263338.7A Active CN102748317B (en) | 2012-07-27 | 2012-07-27 | Transmission device capable of synchronizing air exchange fan |
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| Country | Link |
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| CN (1) | CN102748317B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2420449Y (en) * | 2000-01-26 | 2001-02-21 | 谢仁明 | Shielded automatic door air exhausting fan |
| CN1288112A (en) * | 1999-09-15 | 2001-03-21 | 高明市正野电器实业有限公司 | Electric shutter type vetilation fan |
| CN202756266U (en) * | 2012-07-27 | 2013-02-27 | 浙江赫德科技有限公司 | Ventilator synchronizing transmission device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2902960B2 (en) * | 1994-10-24 | 1999-06-07 | 三洋電機株式会社 | Shutter device of ventilation fan |
| JPH11132188A (en) * | 1997-10-24 | 1999-05-18 | Mitsubishi Electric Corp | Driving device and method for ventilating fan with shutter |
| JP4583644B2 (en) * | 2001-03-22 | 2010-11-17 | 三菱電機株式会社 | Ventilation fan drawstring switch and ventilation fan |
-
2012
- 2012-07-27 CN CN201210263338.7A patent/CN102748317B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1288112A (en) * | 1999-09-15 | 2001-03-21 | 高明市正野电器实业有限公司 | Electric shutter type vetilation fan |
| CN2420449Y (en) * | 2000-01-26 | 2001-02-21 | 谢仁明 | Shielded automatic door air exhausting fan |
| CN202756266U (en) * | 2012-07-27 | 2013-02-27 | 浙江赫德科技有限公司 | Ventilator synchronizing transmission device |
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| Publication number | Publication date |
|---|---|
| CN102748317A (en) | 2012-10-24 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CB03 | Change of inventor or designer information |
Inventor after: Cheng Jie Inventor after: Zhang Lihua Inventor after: Chen Min Inventor before: Cheng Jianren |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: CHENG JIANREN TO: CHENG JIE ZHANG LIHUA CHEN MIN |