CN214742184U - Adjustable smoke exhaust fan - Google Patents
Adjustable smoke exhaust fan Download PDFInfo
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- CN214742184U CN214742184U CN202120031558.1U CN202120031558U CN214742184U CN 214742184 U CN214742184 U CN 214742184U CN 202120031558 U CN202120031558 U CN 202120031558U CN 214742184 U CN214742184 U CN 214742184U
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Abstract
An adjustable smoke exhaust fan relates to the technical field of air conditioning equipment, and comprises a pipe body, a first exhaust fan and a second exhaust fan, wherein the pipe body is provided with a first port and a second port, and an air flow path is formed between the first port and the second port; the fan assembly comprises a fan cylinder and a fan body, the fan cylinder is connected with the first port, and the fan body is arranged in the fan cylinder; and an air valve assembly connected with the pipe body and used for opening/closing the air flow path. The utility model discloses an adjustable smoke exhaust fan is integrated as an organic whole with fan subassembly and air valve subassembly, and the installation of being convenient for has improved the efficiency of construction.
Description
Technical Field
The utility model relates to an air conditioning equipment technical field, concretely relates to adjustable smoke exhaust fan.
Background
Axial flow fans are named because the air flow inside the axial flow fans flows in parallel to the axial direction of the fans, and the axial flow fans are generally used in occasions with higher flow requirements and lower pressure requirements. When the impeller rotates, gas axially enters the impeller from the air inlet, is pushed by blades on the impeller to increase the energy of the gas, and then flows into the guide vanes. The guide vane changes the deflection airflow into axial flow, and simultaneously introduces the gas into the diffuser pipe, further converts the kinetic energy of the gas into pressure energy, and finally introduces the pressure energy into a working pipeline.
The smoke-discharging fire-resisting valve is mounted on the smoke-discharging system pipeline (on the pipeline positioned at suction inlet of smoke-discharging fan) with smoke-discharging and fire-resisting requirements, and its basic function not only possesses the function of smoke-discharging valve, but also possesses the function of fusing when the smoke-discharging temp. is over 280 deg.C, so that the valve can be closed, and the smoke-discharging fan can be stopped at the same time.
Axial fan is two independent products with the fire prevention valve that discharges fume, but some places need use both combinations, need couple together both through the pipeline, and the installation is comparatively loaded down with trivial details, and the efficiency of construction is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses above-mentioned technical problem to existence among the prior art provides an adjustable smoke exhaust fan, combines axial fan and smoke exhaust fire damper as an organic whole, and the installation of being convenient for has improved the efficiency of construction.
In order to realize the technical purpose, the embodiment of the utility model provides an adjustable smoke exhaust fan, include:
a pipe body provided with a first port and a second port, an air flow path being formed between the first port and the second port;
the fan assembly comprises a fan cylinder and a fan body, the fan cylinder is connected with the first port, and the fan body is arranged in the fan cylinder;
and the air valve assembly is connected with the pipe body and used for opening/closing the air flow path.
Further, the air valve assembly comprises an actuator and a valve plate, the valve plate is rotatably connected with the pipe body, and the actuator is in transmission connection with the valve plate.
Furthermore, a supporting plate is arranged in the pipe body, the supporting plate and the wall of the pipe body are enclosed to form a valve cavity, the valve plate is arranged in the valve cavity, and the actuator is connected with the supporting plate.
Further, the pipe body is arranged longitudinally and has a rectangular horizontal section.
Furthermore, the adjustable smoke exhaust fan further comprises a temperature sensor and a controller, the controller is electrically connected with the temperature sensor and the actuator respectively, and the temperature sensor is connected with the pipe body and used for measuring the gas temperature in the pipe body; when the gas temperature reaches a first threshold value, the controller controls the valve plate to rotate to close the air flow path.
Further, one end of the fan cylinder is connected with the pipe body, and the other end of the fan cylinder extends outwards for one section.
Further, the fan assembly further comprises an air diffuser, and the air diffuser is connected with the fan cylinder.
Further, the fan barrel and the pipe body are detachably connected.
Furthermore, a first flange is arranged at the first port on the pipe body, and a first groove is formed in the first flange;
a second flange matched with the first flange is arranged on the fan cylinder, and a second groove corresponding to the first groove is formed in the second flange;
an O-shaped sealing strip is arranged between the first groove and the second groove.
Further, the first flange and the second flange are connected through a tensioning screw;
and the second flange is also in threaded connection with a tightening screw, and the front end of the tightening screw abuts against the end face of the first flange.
The embodiment of the utility model provides an in one or more technical scheme, following technological effect or advantage have at least: the utility model discloses an adjustable smoke exhaust fan is integrated as an organic whole with fan subassembly and air valve subassembly, and the installation of being convenient for has improved the efficiency of construction.
Drawings
Fig. 1 is a front view of an adjustable smoke exhaust fan according to an embodiment of the present invention.
Fig. 2 is a rear view of fig. 1.
Fig. 3 is a left side view of fig. 1.
Fig. 4 is a sectional view a-a of fig. 1.
Fig. 5 is a sectional view B-B of fig. 1.
Fig. 6 is the utility model relates to a body and the connection structure sketch map of fan barrel in adjustable smoke exhaust fan of embodiment.
Fig. 7 is a partial enlarged view C of fig. 6.
Description of the reference numerals
1-a pipe body, 11-a first port, 111-a first flange, 112-a first groove, 12-a second port, 13-a valve cavity, 101-a first fixing plate, 102-a second fixing plate, 103-a third fixing plate, 104-a supporting plate, 2-a fan assembly, 201-a fan barrel, 2011-a second flange, 2012-a second groove, 202-a fan body, 3-an air valve assembly, 301-an actuator, 302-a valve plate, 4-a diffuser, 5-an air outlet, 6-an O-shaped sealing strip, 7-a tensioning screw, 8-a tensioning screw and 9-a tensioning nut.
Detailed Description
Other objects and advantages of the present invention will become apparent from the following explanation of the preferred embodiments of the present application.
As shown in fig. 1 to 5, an adjustable smoke exhaust fan comprises a pipe body 1, a fan assembly 2 and a fan valve assembly 3, wherein the pipe body 1 is provided with a first port 11 and a second port 12, and an air flow path is formed between the first port 11 and the second port 12; the fan assembly 2 comprises a fan cylinder 201 and a fan body 202, the fan cylinder 201 is connected with the first port 11, and the fan body 202 is arranged in the fan cylinder 201; the air valve assembly 3 is connected to the pipe body 1 for opening/closing an air flow path.
The adjustable smoke exhaust fan of this embodiment is integrated as an organic whole with fan subassembly 2 and air valve subassembly 3, and the installation of being convenient for has improved the efficiency of construction.
The shape of body 1 has a variety of choices, and in this embodiment, body 1 vertically sets up, and has the horizontal cross-section of rectangle, is convenient for install blast gate subassembly 3 in its inside.
Be equipped with first fixed plate 101, second fixed plate 102 and third fixed plate 103 on the body 1, all be equipped with the through-hole on each fixed plate, be convenient for with this adjustable smoke exhaust fan fixed with the wall body.
As shown in fig. 3, the tube body 1 is provided with a first port 11 and a second port 12, and the first port 11 of the tube body 1 is provided on the right side wall thereof. At the position of the first port 11, an air duct is connected to the blower cylinder 201. Preferably, the blower barrel 201 is detachably connected with the pipe body 1, so that the air valve assembly 3 inside the pipe body 1 can be maintained conveniently. The second port 12 of the tube 1 may be disposed on the bottom surface of the tube 1, and a baffle of the air outlet 5 may be disposed at the position of the second port 12.
An air flow path is formed between the first port 11 and the second port 12, the first port 11 being an air inflow port, and the second port 12 being an air outflow port. With the damper assembly 3 open, the fan assembly 2 is able to discharge the airflow drawn in by the first port 11 at the second port 12.
The bottom plate of the pipe body 1 is detachably connected with the side wall of the pipe body 1, so that the air valve assembly 3 inside the pipe body 1 can be maintained conveniently.
The fan assembly 2 comprises a fan cylinder 201 and a fan body 202, wherein one end of the fan cylinder 201 is connected with the first port 11, and the other end is provided with the air diffuser 4. The blower body 202 is mounted inside the blower cylinder 201. The blower cylinder 201 is preferably cylindrical.
The air valve assembly 3 comprises an actuator 301 and a valve plate 302, the valve plate 302 is rotatably connected with the pipe body 1, and the actuator 301 is in transmission connection with the valve plate 302. The actuator 301 is preferably an electric actuator 301.
The pipe body 1 is internally provided with a supporting plate 104, the supporting plate 104 and the wall of the pipe body 1 are enclosed to form a valve cavity 13, a valve plate 302 is arranged in the valve cavity 13, and an actuator 301 is connected with the supporting plate 104. The support plate 104 is horizontally disposed, the valve chamber 13 is formed on the upper side of the support plate 104, and the actuator 301 is mounted on the lower surface of the support plate 104. As shown in fig. 4, a gap is left between the left end of the support plate 104 and the inner surface of the left sidewall of the tube body 1, so that the air flow can flow from the valve chamber 13 on the upper side of the support plate 104 to the second port 12.
The adjustable smoke exhaust fan also comprises a temperature sensor and a controller. The controller is electrically connected with the temperature sensor and the actuator 301 respectively. The temperature sensor is connected with the pipe body 1 and used for measuring the temperature of the gas in the pipe body 1. When the gas temperature reaches a first threshold, the controller controls the valve plate 302 to rotate to close the air flow path.
The fan assembly 2 further comprises a diffuser 4, and the diffuser 4 is connected with the fan cylinder 201.
As shown in fig. 6 and 7, a first flange 111 is disposed on the pipe body 1 at the first port 11, and a first groove 112 is disposed on the first flange 111. A second flange 2011 matched with the first flange 111 is arranged on the blower barrel 201, and a second groove 2012 corresponding to the first groove 112 is arranged on the second flange 2011. An O-shaped sealing strip 6 is arranged between the first groove 112 and the second groove 2012. The first flange 111 and the second flange 2011 are connected in a sealing manner through an O-shaped sealing strip 6.
A gap is formed between the end surface of the first flange 111 and the end surface of the second flange 2011. The first flange 111 and the second flange 2011 are connected through a tensioning screw 7; the second flange 2011 is further connected with a tightening screw 8 through a thread, and the front end of the tightening screw 8 abuts against the end face of the first flange 111. The tightening screw 7 and the tightening screw 8 are a plurality of, and the relative angle between the fan cylinder 201 and the pipe body 1 can be adjusted by adjusting the tightening screw 7 and the tightening screw 8, so that the product can be adjusted adaptively and quickly when being connected with other pipelines. Because the O-shaped sealing strip 6 has certain elasticity, after adjustment, the O-shaped sealing strip 6 can adapt to the change of the gap and keep effective sealing.
In addition, the tightening nut 9 is welded to the second flange 2011, and the tightening screw 8 is in threaded connection with the tightening nut 9, so that the connection strength between the tightening screw 8 and the second flange 2011 is increased.
The apparatus of the present application has been described in detail with reference to the preferred embodiments thereof, however, it should be noted that those skilled in the art can make modifications, alterations and adaptations based on the above disclosure without departing from the spirit of the present application. The present application includes the specific embodiments described above and any equivalents thereof.
Claims (10)
1. Adjustable smoke exhaust fan, its characterized in that includes:
a pipe body provided with a first port and a second port, an air flow path being formed between the first port and the second port;
the fan assembly comprises a fan cylinder and a fan body, the fan cylinder is connected with the first port, and the fan body is arranged in the fan cylinder; and
and the air valve assembly is connected with the pipe body and used for opening/closing the air flow path.
2. The adjustable smoke exhaust fan of claim 1,
the air valve assembly comprises an actuator and a valve plate, the valve plate is rotatably connected with the pipe body, and the actuator is in transmission connection with the valve plate.
3. The adjustable smoke exhaust fan of claim 2,
the valve comprises a pipe body, and is characterized in that a supporting plate is arranged in the pipe body, the supporting plate and the wall of the pipe body are enclosed to form a valve cavity, a valve plate is arranged in the valve cavity, and an actuator is connected with the supporting plate.
4. The adjustable smoke exhaust fan of claim 3,
the pipe body is longitudinally arranged and is provided with a rectangular horizontal section.
5. The adjustable smoke exhaust fan of claim 2,
the adjustable smoke exhaust fan further comprises a temperature sensor and a controller, the controller is electrically connected with the temperature sensor and the actuator respectively, and the temperature sensor is connected with the pipe body and used for measuring the temperature of gas in the pipe body; when the gas temperature reaches a first threshold value, the controller controls the valve plate to rotate to close the air flow path.
6. The adjustable smoke exhaust fan of any one of claims 1 to 5,
one end of the fan cylinder is connected with the pipe body, and the other end of the fan cylinder extends outwards for one section.
7. The adjustable smoke exhaust fan of claim 6,
the fan assembly further comprises an air diffuser, and the air diffuser is connected with the fan cylinder.
8. The adjustable smoke exhaust fan of claim 6,
the fan cylinder body is detachably connected with the pipe body.
9. The adjustable smoke exhaust fan of claim 8,
a first flange is arranged at the first port on the pipe body, and a first groove is formed in the first flange;
a second flange matched with the first flange is arranged on the fan cylinder, and a second groove corresponding to the first groove is formed in the second flange;
an O-shaped sealing strip is arranged between the first groove and the second groove.
10. The adjustable smoke exhaust fan of claim 9,
the first flange is connected with the second flange through a tensioning screw;
and the second flange is also in threaded connection with a tightening screw, and the front end of the tightening screw abuts against the end face of the first flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120031558.1U CN214742184U (en) | 2021-01-07 | 2021-01-07 | Adjustable smoke exhaust fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120031558.1U CN214742184U (en) | 2021-01-07 | 2021-01-07 | Adjustable smoke exhaust fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214742184U true CN214742184U (en) | 2021-11-16 |
Family
ID=78638027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120031558.1U Active CN214742184U (en) | 2021-01-07 | 2021-01-07 | Adjustable smoke exhaust fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214742184U (en) |
-
2021
- 2021-01-07 CN CN202120031558.1U patent/CN214742184U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 253300 Luquantun Economic Development Zone, Wucheng County, De Zhou City, Shandong Province Patentee after: Shunda air conditioning equipment Group Co.,Ltd. Address before: 253300 Luquantun Economic Development Zone, Wucheng County, De Zhou City, Shandong Province Patentee before: SHANDONG COUNTY SHUNDA AIR CONDITIONING EQUIPMENT CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder |