CN216922565U - Centrifugal fan with bladeless jet ring - Google Patents
Centrifugal fan with bladeless jet ring Download PDFInfo
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- CN216922565U CN216922565U CN202220550542.6U CN202220550542U CN216922565U CN 216922565 U CN216922565 U CN 216922565U CN 202220550542 U CN202220550542 U CN 202220550542U CN 216922565 U CN216922565 U CN 216922565U
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Abstract
The utility model discloses a centrifugal fan with a bladeless jet ring, and relates to the technical field of centrifugal fans. Comprises a fixed frame, one end of the fixed frame is fixedly connected with a supporting frame, the inside of the fixed frame is fixedly connected with a round iron shell, a rotating component is arranged at the bottom of the round iron shell and comprises a motor flange, the outside of the motor flange is fixedly connected with a connecting rod, one end of the connecting rod is fixedly connected with a junction box, the top end of the motor flange is fixedly connected with a rotating shaft, a spraying component is arranged at one side of the rotating component and comprises a circular spraying ring, the outer wall of the circular spraying ring is fixedly connected with a connecting pipe, the centrifugal fan with the bladeless spray ring is provided with the rotating component, and by utilizing the design of the rotating component, the rotating shaft and the motor flange, under the effect of force, the rotating shaft is convenient to rotate under stress, and the impeller is driven to rotate, so that the rotating effect is achieved, and the centrifugal fan is convenient to normally use.
Description
Technical Field
The utility model relates to the technical field of centrifugal fans, in particular to a centrifugal fan with a bladeless jet ring.
Background
The centrifugal fan is a driven fluid machine, which increases the pressure of gas and discharges the gas by means of the input mechanical energy, and is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and draught of boilers and industrial furnaces, cooling and ventilation in air conditioning equipment and household electrical appliances, drying and sorting of grains, etc., and accelerates the gas by using an impeller rotating at a high speed, and then decelerates and changes the flow direction, so that kinetic energy is converted into potential energy.
The fog ring is formed by mixing gas and liquid to form spray and emit out, so that the sprayed gas-liquid mixture is in a water fog form.
The existing fog ring has great noise during working, and particularly has larger noise during working on a road or in an open area, thereby affecting the health of workers and causing harm to surrounding residents.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model discloses a centrifugal fan with a bladeless jet ring, which aims to solve the problems in the background art.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme: a centrifugal fan with vaneless spray ring comprising:
the fixing frame is fixedly connected with a supporting frame at one end, and a circular iron shell is fixedly connected inside the fixing frame;
the rotating assembly is arranged at the bottom of the round iron shell and comprises a motor flange, a connecting rod is fixedly connected to the outer portion of the motor flange, one end of the connecting rod is fixedly connected with a junction box, and the top end of the motor flange is fixedly connected with a rotating shaft;
the injection assembly is arranged on one side of the fixing frame and comprises a circular injection ring, the outer wall of the circular injection ring is fixedly connected with a connecting pipe, and one end of the connecting pipe is fixedly connected with a connecting plate.
Preferably, the outer wall of the circular iron shell is fixedly connected with a fixed lifting lug, and one end of the circular iron shell is fixedly connected with a fixed pipe.
Preferably, a cavity is formed in the circular iron shell, and an impeller is arranged in the cavity.
Preferably, a circular hole is formed in the middle of the circular ring injection ring, and an arc-shaped cavity is formed in the circular ring injection ring.
Preferably, the bottom of the round iron shell is fixedly connected with a long pipeline, and one end of the long pipeline is fixedly connected with a fixing plate.
Preferably, one end of the fixing plate is fixedly connected with one end of the connecting plate, and the other end of the fixing plate is fixedly connected with one end of the fixing frame.
Preferably, the bottom end of the motor flange is fixedly connected with a motor direct-current excitation motor, the outer wall of the motor flange is fixedly connected with a connecting block, and one end of the connecting block is fixedly connected with two water inlet and outlet pipes.
The utility model discloses a centrifugal fan with a bladeless jet ring, which has the following beneficial effects:
1. the utility model discloses a centrifugal fan with bladeless sprays ring has set up runner assembly, utilizes runner assembly's design, and axis of rotation and motor flange both mutually support, and under the effect of power, the axis of rotation atress of being convenient for rotates, drives the impeller and rotates to reach the pivoted effect, make things convenient for centrifugal fan can normal use, simultaneously, the noise reduction makes the use site quiet more, can not influence exchanging between the workman and reduce the hearing influence to the workman.
2. The utility model relates to a centrifugal fan with bladeless sprays ring has set up the injection subassembly, utilize the design of injection subassembly, ring injection ring and connecting pipe, both mutually support, under the effect of power, be convenient for gas passes through the inside that microscler pipeline removed to the arc chamber from circular iron-clad, thereby reach the effect of spraying, easy operation is convenient, the iron-clad adopts the design of circular structure, make the wind flow more smooth and easy, the very big reduction of resistance, iron-clad and microscler pipeline junction are in the same direction as smooth processing, be convenient for water conservancy diversion and noise reduction, ring injection ring adopts circularly, income wind and air-out department are all in the same direction as smooth and easy, the fillet is handled, also can the noise reduction when reducing the water conservancy diversion smoothly.
Drawings
FIG. 1 is a schematic view of a centrifugal fan according to the present invention;
FIG. 2 is a schematic view of the bottom structure of the centrifugal fan of the present invention;
FIG. 3 is a cross-sectional view of a centrifugal fan according to the present invention;
FIG. 4 is a cross-sectional view of a circular iron shell of the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 4 according to the present invention.
In the figure: 1. a fixed mount; 101. a support frame; 2. a circular iron shell; 201. a fixed tube; 202. a cavity; 3. fixing the lifting lug; 4. a motor DC excitation motor; 5. an elongated duct; 6. a fixing plate; 7. a circular ring spray ring; 701. a circular hole; 702. an arcuate cavity; 8. a connecting pipe; 9. a connecting plate; 10. an impeller; 11. a rotating shaft; 12. a motor flange; 13. a junction box; 1301. a connecting rod; 14. connecting blocks; 15. a water inlet pipe and a water outlet pipe.
Detailed Description
The embodiment of the utility model discloses a centrifugal fan with a bladeless jet ring, which comprises the following components as shown in figures 1-5:
as shown in fig. 1, the centrifugal fan includes a fixing frame 1, the fixing frame 1 is a hollow iron frame, and is a cuboid, and plays a role of supporting and fixing, so as to support the centrifugal fan for normal use, one end of the fixing frame 1 is fixedly connected with a supporting frame 101, and the supporting frame 101 plays a role of supporting, so as to prevent the centrifugal fan from being moved out from the fixing frame 1 due to stress, the fixing frame 1 is fixedly connected with a circular iron shell 2, the circular iron shell 2 is in a spiral cone shape, so as to protect parts inside the centrifugal fan, and the inner wall of the circular iron shell 2 is an arc, so that gas is pushed by air pressure due to the arc, the flow is smoother, the flow resistance is greatly reduced, the centrifugal fan is convenient for normal use, the centrifugal fan improves the gas pressure and discharges the gas, thereby reducing the flow noise, and improving the flow convenience;
the rotating assembly is used for air supply, the rotating assembly is arranged on the circular iron shell 2 and comprises a motor direct-current excitation motor 4 arranged outside the rear portion of the circular iron shell 2, an impeller 10 arranged inside the circular iron shell 2 and a motor flange 12 used for fixing the motor direct-current excitation motor 4, a plurality of rib rods are fixedly connected to the bottom of the motor flange 12 and play a role in fixed connection, the durability of the motor flange 12 is enhanced, a connecting rod 1301 is fixedly connected to the outside of the motor flange 12, the connecting rod 1301 is cuboid and plays a role in connection, the motor flange 12 is fixedly connected with a junction box 13 through the connecting rod 1301 and the junction box 13, a junction box 13 is fixedly connected to one end of the connecting rod 1301 and is used for connecting cables, the junction box 13 is cuboid, the junction box 13 and the motor flange 12 are matched with each other, the motor flange 12 is fixed to the rear portion of the circular iron shell 2, and an air inlet is formed in the front portion of the circular iron shell 2, the air inlet is opposite to the inner impeller and used for sucking air, the top end of the motor flange 12 is fixedly connected with a rotating shaft 11, the rotating shaft 11 is cylindrical, the rotating shaft 11 penetrates through the rear wall of the circular iron shell 2 and then is fixedly connected with the inner impeller 10, when the force is applied, the rotating shaft 11 rotates to conveniently drive the impeller 10 to rotate, so that the air at the air inlet is sucked into the circular iron shell 2 and then is conveyed towards the direction of the circular jet ring 7 along the inner wall of the circular iron shell 2 under the centrifugal action of the impeller 10; because the inner wall of the circular iron shell 2 is arc-shaped, the noise generated by the circular iron shell is greatly reduced.
The spraying device also comprises a spraying assembly, wherein the spraying assembly is arranged on one side of the fixed frame 1 and is used for receiving the gas transmitted by the impeller 10, mixing the gas with liquid such as water and the like and spraying water mist. The spraying component comprises a circular spraying ring 7, the circular spraying ring 7 is circular and is also called a fog ring, when in use, gas can be mixed to spray fog, a fillet is arranged inside the circular spraying ring 7, so that the gas can smoothly flow inside the circular spraying ring 7, and the noise is reduced, the bottom end of the circular spraying ring 7 is fixedly connected with an arc plate, the outer wall of the circular spraying ring 7 is fixedly connected with a connecting pipe 8, the connecting pipe 8 plays a role in connection and connects an air inlet of the circular spraying ring 7 and an air outlet of the circular iron shell 2 into a whole, the inside of the connecting pipe 8 is subjected to smooth treatment so as to facilitate the gas to flow and reduce the noise, one end of the connecting pipe 8 is fixedly connected with a connecting plate 9, the connecting plate 9 is cuboid, one end of the connecting plate 9 is provided with a square opening, the square opening is subjected to chamfer treatment, the connecting plate 9 is matched with the fixing plate 6, the circular iron shell 2 and the circular injection ring 7 are fixedly connected together.
Outer wall fixedly connected with fixed lug 3 of circular iron casing 2, be convenient for hang, it hangs installation transportation to centrifugal fan conveniently through fixed lug 3, the fixed pipe 201 of the wherein one end fixedly connected with of circular iron casing 2, the wherein one end fixedly connected with flange of fixed pipe 201, the outer wall of flange is provided with a plurality of screws, cavity 202 has been seted up to the inside of circular iron casing 2, the gaseous flow of being convenient for of inside of cavity 202, the inside of cavity 202 is provided with impeller 10, impeller 10 is connected with the motor and is used for conveying gas, when the atress, rotate, be convenient for increase the inside atmospheric pressure of circular iron casing 2, the microscler pipeline 5 of bottom fixedly connected with of circular iron casing 2, microscler pipeline 5 link up each other with circular iron casing 2 is inside, the gaseous of being convenient for flows, the wherein one end fixedly connected with fixed plate 6 of microscler pipeline 5, fixed plate 6 is cuboid, microscler pipeline 5 reaches inside mutual through connecting plate 9 and fixed plate 6 interconnect with connecting pipe 8 and reaches inside each other cuboid Through, gas is facilitated to move from the elongated conduit 5 to the interior of the arcuate chamber 702.
The middle part of the circular ring injection ring 7 is provided with a circular hole 701, so that the circular ring injection ring 7 forms a ring shape, the inner part of the circular ring injection ring 7 is provided with an arc-shaped cavity 702 for guiding gas, the arc-shaped cavity 702 is arc-shaped, the inner part of the arc-shaped cavity 702 is provided with a chamfer and is subjected to smooth treatment, the arc-shaped cavity 702 is communicated with a connecting pipe 8, when the gas pressure is applied, the gas can flow conveniently, one end of a fixing plate 6 is fixedly connected with one end of a connecting plate 9, the other end of the fixing plate 6 is fixedly connected with one end of a fixing frame 1, the bottom end of a motor flange 12 is fixedly connected with a motor direct current excitation motor 4, the motor direct current excitation motor 4 is a direct current synchronous motor, one end of the motor direct current excitation motor 4 is provided with a plurality of screws, the motor direct current excitation motor 4 is fixedly connected with the motor flange 12 through a plurality of screws, the outer wall of the motor flange 12 is fixedly connected with a connecting block 14, connecting block 14 is the cuboid, plays the effect of connecting, makes things convenient for connecting block 14 and business turn over water pipe 15 to use mutually supporting, two business turn over water pipes 15 of connecting block 14's wherein one end fixedly connected with, two business turn over water pipes 15 use and intercommunication mutually support inside the motor, through the temperature that reduces the motor in sending cold liquid into the motor, the heat dissipation of the motor of being convenient for.
The working principle is as follows:
when a user needs to use the centrifugal fan, the centrifugal fan is connected with a power supply, and then the power supply switch is clicked to electrically connect the centrifugal fan with the power supply;
after the motor direct-current excitation motor 4 is electrified, when the motor direct-current excitation motor is stressed, the rotating shaft 11 rotates clockwise, and the impeller 10 rotates clockwise along with the rotating shaft 11, so that gas is sucked in an air inlet and is smoothly conveyed to the circular iron shell 2;
gas enters from the air inlet of the circular iron shell 2 and is conveyed to the circular jet ring 7 through the combined action of the motor and the impeller to wait for being mixed with liquid;
and then, a water pipe (not shown) is connected with the circular ring injection ring 7, the water pipe is forced to move to the inside of the circular ring injection ring 7, water mist is formed in the circular ring injection ring 7 by gas and water, the direct-current excitation motor 4 of the motor continuously provides the power of wind, and the wind carries the water mist to be injected out by utilizing the power.
The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. A centrifugal fan with vaneless spray ring, comprising:
the fixing device comprises a fixing frame (1), wherein one end of the fixing frame (1) is fixedly connected with a supporting frame (101), and a circular iron shell (2) is fixedly connected inside the fixing frame (1);
the rotating assembly is arranged at the bottom of the round iron shell (2) and comprises a motor flange (12), a connecting rod (1301) is fixedly connected to the outer portion of the motor flange (12), a junction box (13) is fixedly connected to one end of the connecting rod (1301), and a rotating shaft (11) is fixedly connected to the top end of the motor flange (12);
the injection assembly, the injection assembly sets up in one of them side of mount (1), the injection assembly includes that the ring sprays ring (7), the outer wall fixedly connected with connecting pipe (8) of ring injection ring (7), wherein one end fixedly connected with connecting plate (9) of connecting pipe (8).
2. The centrifugal fan with vaneless spray ring according to claim 1, wherein: the outer wall fixedly connected with fixed lug (3) of circular iron-clad (2), wherein one end fixedly connected with fixed pipe (201) of circular iron-clad (2).
3. The centrifugal fan with vaneless spray ring according to claim 1, wherein: a cavity (202) is formed in the round iron shell (2), and an impeller (10) is arranged in the cavity (202).
4. The centrifugal fan with vaneless spray ring according to claim 1, wherein: the middle part of the circular ring injection ring (7) is provided with a circular hole (701), and the inside of the circular ring injection ring (7) is provided with an arc-shaped cavity (702).
5. The centrifugal fan with vaneless spray ring according to claim 1, wherein: the bottom of circular iron shell (2) is fixedly connected with microscler pipeline (5), wherein one end fixedly connected with fixed plate (6) of microscler pipeline (5).
6. The centrifugal fan with vaneless spray ring according to claim 5, wherein: one end of the fixing plate (6) is fixedly connected with one end of the connecting plate (9), and the other end of the fixing plate (6) is fixedly connected with one end of the fixing frame (1).
7. The centrifugal fan with vaneless spray ring according to claim 1, wherein: the bottom fixedly connected with motor direct current excitation motor (4) of motor flange (12), the outer wall fixedly connected with connecting block (14) of motor flange (12), wherein one end fixedly connected with two business turn over water pipes (15) of connecting block (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220550542.6U CN216922565U (en) | 2022-03-11 | 2022-03-11 | Centrifugal fan with bladeless jet ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220550542.6U CN216922565U (en) | 2022-03-11 | 2022-03-11 | Centrifugal fan with bladeless jet ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216922565U true CN216922565U (en) | 2022-07-08 |
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ID=82226675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220550542.6U Active CN216922565U (en) | 2022-03-11 | 2022-03-11 | Centrifugal fan with bladeless jet ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216922565U (en) |
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2022
- 2022-03-11 CN CN202220550542.6U patent/CN216922565U/en active Active
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