CN202756266U - Ventilator synchronizing transmission device - Google Patents
Ventilator synchronizing transmission device Download PDFInfo
- Publication number
- CN202756266U CN202756266U CN 201220367317 CN201220367317U CN202756266U CN 202756266 U CN202756266 U CN 202756266U CN 201220367317 CN201220367317 CN 201220367317 CN 201220367317 U CN201220367317 U CN 201220367317U CN 202756266 U CN202756266 U CN 202756266U
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- closed switch
- normally closed
- transmission device
- switch
- pushing device
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Abstract
The utility model discloses a ventilator synchronizing transmission device. The ventilator synchronizing transmission device comprises a push device, a fan, a connecting rod, a linkage plate, a normally-closed switch A, a normally-closed switch B and a single-pole double-throw switch, one end of the connecting rod is connected with a shifting fork which is arranged on the linkage plate, the shifting fork is positioned between the normally-closed switch A and the normally-closed switch B, the other end of the connecting rod is connected with the push device, the normally-closed switch A and the normally-closed switch B are in parallel connection through the single-pole double-throw switch, and the push device is in parallel connection with the fan through the single-pole double-throw switch. The ventilator synchronizing transmission device achieves synchronous opening and closing of a ventilator, avoids power consumption due to the fact that the push device is in the operation state constantly after the ventilator is turned on, and avoids potential safety hazards caused by operation heating of the push device.
Description
Technical field
The utility model relates to transmission device, relates in particular 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 behind long time running, may cause faceplate of ventilator heating distortion, when serious even can burn out faceplate of ventilator, cause the generation of accident.
Summary of the invention
The defectives such as the utility model is large for the power consumption that exists in the prior art, safety coefficient is low provide a kind of transmission device of new synchronous ventilation fan.
In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions:
The transmission device of synchronous ventilation fan, comprise pushing device, blower fan, connecting rod, linkage board, be provided with shift fork on the described linkage board, 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 normally closed switch A is set, 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, so that when the needs ventilation fan is worked, only need pull single-pole double-throw switch (SPDT), pushing device is switched on and is driven shift fork toward the motion of normally closed switch B direction by connecting rod, so that venetian blind is opened under the drive of the shift fork on the linkage board, when shift fork moves to normally closed switch B place and props up normally closed switch B, pushing device just cuts out because of outage, this moment, venetian blind was opened complete, and blower fan continues to keep working state, so both realized the synchronous unlatching of venetian blind and fan, the power consumption of having avoided again the rear pushing device of ventilation fan unlatching to be in operating condition always and having caused has also been avoided the potential safety hazard that causes because of pushing device running heating simultaneously.When need are closed ventilation fan, again pull single-pole double-throw switch (SPDT), then pushing device is switched on and is driven shift fork toward the motion of normally closed switch A direction by connecting rod, so that venetian blind is closed under the drive of the shift fork on the linkage board, when shift fork moves to normally closed switch A place and props up normally closed switch A, venetian blind is closed fully, simultaneously pushing device and blower fan also cut off the power supply and close, and has realized 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, so that when opening ventilation fan, only need pull single-pole double-throw switch (SPDT), tenminal block A tenminal block B is connected, pushing device can be switched on to turning round and drive shift fork and be moved toward normally closed switch B place, this moment, venetian blind and blower fan were opened synchronously, when shift fork propped up normally closed switch B, pushing device namely cut off the power supply, and its structure is both simple, realized that again the rear pushing device of ventilation fan unlatching does not rerun the function of power consumption, very convenient.When need are closed ventilation fan, only need pull single-pole double-throw switch (SPDT), tenminal block A tenminal block C is connected, then pushing device energising running, so that shift fork moves toward normally closed switch A place, this moment, venetian blind began closure, when shift fork props up normally closed switch A, the complete closure of venetian blind and pushing device and blower fan synchronously outage close, and realized the function of venetian blind, pushing device, blower fan close synchronously, and be very convenient.
As preferably, the transmission device of synchronous ventilation fan described above also comprises connector, and described connector is connected with blower fan with pushing device respectively.The line clear of installation is understood, make things convenient for client's Dismountable, maintenance.
As preferably, the transmission device of synchronous ventilation fan described above, described connector are terminal box or aviation socket.So that the installation circuit of ventilation fan is clear, and occupies little space, make things convenient for client's Dismountable, maintenance.
As preferably, the transmission device of synchronous ventilation fan described above, described pushing device are drive motor or turbine and worm.Reduce the power consumption of transmission device, thereby reduce the heating value of transmission device, make ventilation fan more stable work, safety.
As preferably, the transmission device of synchronous ventilation fan described above, described drive motor comprises motor, cam, and described cam is arranged on the motor, and the described connecting rod the other end is connected with described cam.So that the transmission device transmission is more steady and difficult drop-off.
As preferably, the transmission device of synchronous ventilation fan described above, described blower fan are the axial-flow blower with fan blade.Volume is little, power is large, installation is simple, noise is low.
Description of drawings
Fig. 1 is the structural representation of the transmission device of the synchronous ventilation fan of the utility model;
Fig. 2 is the circuit principle structure schematic representation of the transmission device of the synchronous ventilation fan of the utility model;
Fig. 3 is the electrical block diagram of the transmission device of the synchronous ventilation fan of the utility model;
Fig. 4 is the partial enlarged drawing of A section among Fig. 1;
Fig. 5 is the structural representation of linkage board in the utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail, but they are not to restriction of the present utility model:
Extremely shown in Figure 5 such as Fig. 1, the transmission device of synchronous ventilation fan, comprise pushing device 5, blower fan 6, connecting rod 4, linkage board 16, be provided with shift fork 2 on the described linkage board 16, described connecting rod 4 one ends are 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 ends are 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, and described pushing device 5 is in parallel by single-pole double-throw switch (SPDT) 7 with blower fan 6.
When needs are opened ventilation fan, only need pull single-pole double-throw switch (SPDT) 7, then pushing device 5 energisings this moment and drivening rod 4 motions, and then the shift fork 2 that drive is connected with connecting rod 4 one ends moves, thereby drive linkage board 16 motions, then venetian blind 17 is opened under the drive of linkage board 16, when venetian blind 17 is opened, blower fan 6 is also opened synchronously, 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 outages, and blower fan 6 continues to keep "on" position, this moment, ventilation fan was opened complete.When needs are closed ventilation fan, only need again pull single-pole double-throw switch (SPDT) 7, then pushing device 5 energisings and drivening rod 4 motions, and then drive shift fork 2 motions, thereby drive linkage board 16 motions, 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 shuts down because of outage simultaneously with pushing device 5, and this moment 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 needs are opened ventilation fan, pull single-pole double-throw switch (SPDT), tenminal block A8 with single-pole double-throw switch (SPDT) 7 is connected with tenminal block B9, this moment is because shift fork 2 props up 14 places, contact of normally closed switch A1, therefore pushing device 5 energisings and blower fan 6 is not switched on, this moment, pushing device 5 drove shift fork 2 toward the motion of normally closed switch B3 place by connecting rod 4, then thereby linkage board 16 moves under the drive of shift fork 2 so that venetian blind 17 is opened, when shift fork 2 no longer props up the contact 14 of normally closed switch A1, blower fan 6 energising runnings, 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 outages, this moment, venetian blind 17 was opened fully, and whole ventilation fan is opened complete.When needs are closed ventilation fan, 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 since this moment shift fork 2 be that contact 15 with normally closed switch B3 offsets, and do not offset with the contact 14 of normally closed switch A1, therefore pushing device 5 turns round with synchronously energising of blower fan 6, this moment, pushing device 5 promoted shift fork 2 by connecting rod 4 toward normally closed switch A1 place, so that venetian blind 17 is closed under the drive of the shift fork 2 on the 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 cuts out with synchronously outage of blower fan 6, and this moment, venetian blind 17 was closed fully, and whole ventilation fan finishes the work of cutting out.
As preferably, also comprise connector 11, described connector 11 is connected with blower fan with pushing device 5 respectively and is connected.
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 the motor 13, and described connecting rod 4 the other ends are connected with described cam 12.
As preferably, described blower fan 6 is the axial-flow blower with fan blade.
In a word, the above only is preferred embodiment of the present utility model, and the equalization that all scopes of applying for a patent according to the utility model are done changes and modifies, and all should belong to covering scope of the present utility model.
Claims (7)
1. the synchronous transmission device of ventilation fan, comprise pushing device (5), blower fan (6), connecting rod (4), linkage board (16), be provided with shift fork (2) on the described linkage board (16), described connecting rod (4) one ends are 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).
2. the transmission device of synchronous ventilation fan according to claim 1, it is characterized in that: 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) connects 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.
3. the transmission device of synchronous ventilation fan according to claim 1, it is characterized in that: also comprise connector (11), described connector (11) is connected 6 with pushing device (5) with blower fan respectively) be connected.
4. the transmission device of synchronous ventilation fan according to claim 3, it is characterized in that: described connector (11) is terminal box or aviation socket.
5. the transmission device of synchronous ventilation fan according to claim 1, it is characterized in that: described pushing device (5) is drive motor or turbine and worm.
6. the transmission device of synchronous ventilation fan according to claim 5, it is characterized in that: described drive motor comprises motor (13), cam (12), described cam (12) is arranged on the motor (13), and described connecting rod (4) the other end is connected with described cam (12).
7. 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 |
|---|---|---|---|
| CN 201220367317 CN202756266U (en) | 2012-07-27 | 2012-07-27 | Ventilator synchronizing transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220367317 CN202756266U (en) | 2012-07-27 | 2012-07-27 | Ventilator synchronizing transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202756266U true CN202756266U (en) | 2013-02-27 |
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ID=47735451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220367317 Expired - Lifetime CN202756266U (en) | 2012-07-27 | 2012-07-27 | Ventilator synchronizing transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202756266U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102748317A (en) * | 2012-07-27 | 2012-10-24 | 浙江赫德科技有限公司 | Transmission device capable of synchronizing air exchange fan |
-
2012
- 2012-07-27 CN CN 201220367317 patent/CN202756266U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102748317A (en) * | 2012-07-27 | 2012-10-24 | 浙江赫德科技有限公司 | Transmission device capable of synchronizing air exchange fan |
| CN102748317B (en) * | 2012-07-27 | 2015-04-15 | 浙江赫德科技有限公司 | Transmission device capable of synchronizing air exchange fan |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130227 |
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| CX01 | Expiry of patent term |