CN204756974U - Flue throttle setting - Google Patents
Flue throttle setting Download PDFInfo
- Publication number
- CN204756974U CN204756974U CN201520463133.2U CN201520463133U CN204756974U CN 204756974 U CN204756974 U CN 204756974U CN 201520463133 U CN201520463133 U CN 201520463133U CN 204756974 U CN204756974 U CN 204756974U
- Authority
- CN
- China
- Prior art keywords
- air door
- flashboard
- framework
- flue
- spiral lift
- Prior art date
- 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 a flue throttle setting, the inside both sides border punishment of air door frame do not is equipped with the flashboard spout, air door flashboard cunning is joined in marriage in the flashboard spout, the lower part of air door frame is equipped with the air door connection port who matches with the ventiduct, the top of air door frame is equipped with motor and screw jack respectively, wherein the motor passes through driving belt drive screw jack, sprocket and drive chain connection are passed through to screw jack's drive shaft, screw jack's screw rod passes the top of air door frame attach in the air door flashboard. The utility model discloses simple structure is practical, and the air door flashboard goes up and down steadily, and the better and air door opening degree of air door closure state leakproofness can the accurate control.
Description
Technical field
The utility model belongs to boiler flue systems technology field, is specifically related to a kind of flue damper device.
Background technology
In boiler flue system, the effect of air door is the flow or the trend that change boiler flue, cuts off contacting between boiler flue and boiler accessory machinery.In prior art, boiler flue air door structure is generally venetian blind type, and it is poor that the flue damper of this form exists closure state sealing, and door opening ratio controls coarse shortcoming.
Summary of the invention
The technical problem that the utility model solves there is provided the flue damper device that a kind of simple and practical and door opening degree can accurately control.
The utility model adopts following technical scheme for solving the problems of the technologies described above, a kind of flue damper device, it is characterized in that: the inside dual-side of air door framework is respectively equipped with flashboard chute along place, air door flashboard is sliding to be assigned in flashboard chute, the bottom of air door framework is provided with the air door connectivity port matched with ventilating duct, the top of air door framework is respectively equipped with motor and spiral lift, wherein motor drives spiral lift by driving belt, the driving shaft of spiral lift is connected with driving chain by sprocket wheel, the screw rod of spiral lift is connected to the top of air door flashboard through air door framework.
Further restriction, the top of described air door framework is provided with stay wire displacement sensor, stay wire displacement sensor be drawstring through air door framework and the end of this bracing wire is connected to the top of air door flashboard.
Further restriction, the both sides that the top of described air door connectivity port is positioned at air door flashboard are respectively equipped with the sealing strip coordinated with air door ram seal.
The utility model is simple and practical, the lifting of air door flashboard steadily, air door closure state sealing better and door opening degree can accurately control.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model, and Fig. 2 is the sectional view of Fig. 1 along A-A direction.
Drawing illustrates: 1, air door flashboard, 2, flashboard chute, 3, air door framework, 4, motor, 5, driving belt, 6, driving chain, 7, spiral lift, 8, displacement sensor for pull rope, 9, sealing strip.
Detailed description of the invention
Describe particular content of the present utility model by reference to the accompanying drawings in detail.A kind of flue damper device, the inside dual-side of air door framework 3 is respectively equipped with flashboard chute 2 along place, air door flashboard 1 is sliding to be assigned in flashboard chute 2 and this air door flashboard 1 can along flashboard chute 2 upper and lower displacement, the bottom of air door framework 3 is provided with the air door connectivity port matched with ventilating duct, the top of air door framework 3 is provided with two spiral lifts 7, be connected and fixed with air door flashboard 1 bottom the screw rod of spiral lift 7, the driving shaft of two spiral lifts 7 is connected with driving chain 6 by sprocket wheel, to ensure two spiral lift 7 synchronous rotaries, two screw rod synchronous rotary liftings, air door flashboard 1 parallelly can do upper and lower displacement switching motion, air door framework 3 top is provided with motor 4, motor 4 drives spiral lift 7 by driving belt 5, the upper and lower displacement of air door flashboard 1 is driven to complete the keying of air door.The both sides that the top of air door connectivity port is positioned at air door flashboard 1 are respectively equipped with the sealing strip 9 be sealed and matched with air door flashboard 1, for preventing flue gas excessive.The top of air door framework 3 is also provided with stay wire displacement sensor 8, stay wire displacement sensor 8 be drawstring through air door framework 3 and the end of this bracing wire is connected to the top of air door flashboard 1, for monitoring the keying degree of air door flashboard 1.
More than show and describe general principle of the present utility model; principal character and advantage; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall into claimed scope of the present utility model.
Claims (3)
1. a flue damper device, it is characterized in that: the inside dual-side of air door framework is respectively equipped with flashboard chute along place, air door flashboard is sliding to be assigned in flashboard chute, the bottom of air door framework is provided with the air door connectivity port matched with ventilating duct, the top of air door framework is respectively equipped with motor and spiral lift, wherein motor drives spiral lift by driving belt, the driving shaft of spiral lift is connected with driving chain by sprocket wheel, and the screw rod of spiral lift is connected to the top of air door flashboard through air door framework.
2. flue damper device according to claim 1, is characterized in that: the top of described air door framework is provided with stay wire displacement sensor, stay wire displacement sensor be drawstring through air door framework and the end of this bracing wire is connected to the top of air door flashboard.
3. flue damper device according to claim 1, is characterized in that: the both sides that the top of described air door connectivity port is positioned at air door flashboard are respectively equipped with the sealing strip coordinated with air door ram seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520463133.2U CN204756974U (en) | 2015-07-01 | 2015-07-01 | Flue throttle setting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520463133.2U CN204756974U (en) | 2015-07-01 | 2015-07-01 | Flue throttle setting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204756974U true CN204756974U (en) | 2015-11-11 |
Family
ID=54471677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520463133.2U Expired - Fee Related CN204756974U (en) | 2015-07-01 | 2015-07-01 | Flue throttle setting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204756974U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105588134A (en) * | 2016-02-24 | 2016-05-18 | 佛山赛因迪环保科技有限公司 | Improved structure of pneumatic gate valve |
| CN106678848A (en) * | 2017-01-23 | 2017-05-17 | 浙江金丰人防设备有限公司 | Novel energy-saving safety self-control device for boiler |
| CN106679437A (en) * | 2016-11-28 | 2017-05-17 | 无锡市莱达热工工程有限公司 | Flue gate valve device of thermal furnace |
| CN107215717A (en) * | 2017-07-24 | 2017-09-29 | 宁夏如意科技时尚产业有限公司 | A kind of air door mechanism for bobbin winder |
-
2015
- 2015-07-01 CN CN201520463133.2U patent/CN204756974U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105588134A (en) * | 2016-02-24 | 2016-05-18 | 佛山赛因迪环保科技有限公司 | Improved structure of pneumatic gate valve |
| CN106679437A (en) * | 2016-11-28 | 2017-05-17 | 无锡市莱达热工工程有限公司 | Flue gate valve device of thermal furnace |
| CN106678848A (en) * | 2017-01-23 | 2017-05-17 | 浙江金丰人防设备有限公司 | Novel energy-saving safety self-control device for boiler |
| CN107215717A (en) * | 2017-07-24 | 2017-09-29 | 宁夏如意科技时尚产业有限公司 | A kind of air door mechanism for bobbin winder |
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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: 20151111 Termination date: 20180701 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |