CN209761768U - Explosion-proof centrifugal fire control smoke exhaust fan - Google Patents
Explosion-proof centrifugal fire control smoke exhaust fan Download PDFInfo
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- CN209761768U CN209761768U CN201920469797.8U CN201920469797U CN209761768U CN 209761768 U CN209761768 U CN 209761768U CN 201920469797 U CN201920469797 U CN 201920469797U CN 209761768 U CN209761768 U CN 209761768U
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Abstract
The utility model discloses an explosion-proof centrifugal fire-fighting smoke exhaust fan, which comprises a box body and ground feet, wherein the left side and the right side of the lower end of the box body are respectively provided with one ground foot, the box body is fixedly connected with the ground feet through bolts, the left end surface side of the box body is provided with an air outlet, the upper end inside the air outlet is provided with a baffle plate, and the right side of the upper end of the box body is provided with a bearing seat. Thereby avoiding the problem of the phenomenon of explosion caused by the damage of the impeller.
Description
Technical Field
The utility model belongs to the technical field of the exhaust fan is relevant, concretely relates to explosion-proof centrifugal fire control exhaust fan.
Background
The type of the smoke exhaust fan comprises a centrifugal fan, an axial flow fan, a centrifugal fan and axial flow air, the machine suitable for the size is selected according to the space size and the arrangement condition of a smoke exhaust hood, the smoke exhaust fan is a machine capable of rapidly exhausting peculiar smell, high temperature and oil smoke gas generated in the process of processing food in a kitchen, and the machine is characterized by good high temperature resistance and high efficiency.
The existing smoke exhaust fan technology has the following problems: when the existing smoke exhaust fan operates, because the power of the smoke exhaust fan is high, an impeller inside the smoke exhaust fan can work under overload for a long time, and the problem of explosion caused by damage of the impeller can be caused in serious conditions.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an explosion-proof centrifugal fire control smoke exhaust fan to current centrifugal smoke exhaust fan who proposes in solving above-mentioned background art can produce the problem of exploding and splitting under long-time work.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an explosion-proof centrifugal fire control smoke exhaust fan, includes box and lower margin, the lower extreme left and right sides of box respectively is provided with a lower margin, the box passes through bolt fixed connection with the lower margin, the left end table side of box is provided with the air outlet, the inside upper end of air outlet is provided with the baffle, the upper end right side of box is provided with bears the weight of the seat, the upper end of bearing the weight of the seat is provided with the motor, the right-hand member of motor is provided with the action wheel, the lower extreme of action wheel is provided with driving belt, driving belt's lower extreme is provided with from the driving wheel, the left end from the driving wheel is provided.
Preferably, the box body comprises a multi-wing impeller, a support, a volute, a wind collector and a bearing, the volute is arranged on the inner side of the support, the multi-wing impeller is arranged at the lower end of the volute, the wind collector is arranged at the right end of the multi-wing impeller, the bearing is arranged at the right end of the wind collector, and the box body is fixedly connected with the bearing seat through the support.
Preferably, the multi-wing impeller comprises a first fixing plate, a wing plate, a fixing seat and a second fixing plate, wherein the right end of the first fixing plate is provided with the wing plate, the right end of the wing plate is provided with the second fixing plate, the fixing seat is arranged at the center of the inner part of the second fixing plate, and the multi-wing impeller is fixedly connected with the bearing through the fixing seat.
Preferably, the rotating seat comprises a rotating part, a limiting part, a connecting seat and connecting holes, the connecting holes are respectively formed in four corners of the connecting seat, the limiting part is arranged in the connecting seat, the rotating part is arranged in the limiting part, and the rotating seat is fixedly connected with the box body through the connecting seat and bolts.
Preferably, the connecting holes are of a cylindrical hollow structure and are totally four, the four connecting holes are symmetrically formed in four corners of the connecting seat respectively, and internal threads are arranged inside the four connecting holes.
Preferably, the box body is of a rectangular body structure with a hollow interior, the box body is of a double-layer structure and is internally provided with a heat-insulating fireproof layer made of modified asphalt, and the size of the box body is five hundred thirty millimeters in length, eight hundred ninety millimeters in width and eight hundred thirty millimeters in height.
preferably, the multi-wing impeller is of a hollow cylindrical structure, the multi-wing impeller is made of high-quality galvanized steel plate materials, and a through hole is formed in the center of the interior of the multi-wing impeller.
Preferably, the lower margin is the structure of cuboid and is provided with two altogether, two the lower margin is the symmetry respectively and sets up in the lower extreme left and right sides of box, two the lower margin passes through bolt and box fixed connection.
Compared with the prior art, the utility model provides an explosion-proof centrifugal fire control smoke exhaust fan possesses following beneficial effect: the utility model relates to an improve through many wing formula impellers among explosion-proof centrifugal fire control smoke exhaust fan, make many wing formula impellers the amount of wind big and energy-conserving high-efficient in the pivoted, and many wing formula impellers are through changeing bearing seat fixed connection, make more stable that many wing formula impellers can be fixed, when this smoke exhaust fan operates like this, more steady of many wing formula impeller operation, also can dispel the heat under the rotation of many wing formula impellers simultaneously, and the spiral case adopts high-quality galvanized steel sheet to make, thereby make the spiral case have tough and tough effect, can make inside heat can not pile up like this, thereby protect this smoke exhaust fan can not receive the damage, thereby avoided the impeller to damage the problem that leads to taking place the phenomenon of exploding.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
FIG. 1 is a schematic structural view of a centrifugal fire-fighting smoke exhaust fan provided by the present invention;
FIG. 2 is a schematic view of the structure of the box body according to the present invention;
Fig. 3 is a schematic structural view of the multi-vane impeller of the present invention;
Fig. 4 is a schematic structural view of a swivel base according to the present invention;
In the figure: 1. an air outlet; 2. a baffle plate; 3. a box body; 31. a multi-bladed impeller; 311. a first fixing plate; 312. a wing plate; 313. a fixed seat; 314. a second fixing plate; 32. a support; 33. a volute; 34. an air collector; 35. a bearing; 4. a bearing seat; 5. an electric motor; 6. a driving wheel; 7. a drive belt; 8. a bearing seat is rotated; 81. a rotating part; 82. a limiting part; 83. a connecting seat; 84. connecting holes; 9. an air inlet; 10. a driven wheel; 11. and (5) ground feet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an explosion-proof centrifugal fire control smoke exhaust fan, including box 3 and lower margin 11, the lower extreme left and right sides of box 3 respectively is provided with a lower margin 11, box 3 passes through bolt fixed connection with lower margin 11, the left end table side of box 3 is provided with air outlet 1, the inside upper end of air outlet 1 is provided with baffle 2, the upper end right side of box 3 is provided with bears seat 4, the upper end that bears seat 4 is provided with motor 5, motor 5's right-hand member is provided with action wheel 6, the lower extreme of action wheel 6 is provided with driving belt 7, driving belt 7's lower extreme is provided with from driving wheel 10, be connected action wheel 6 with from driving wheel 10 through driving belt 7, thereby make driven more convenient, the left end from driving wheel 10 is provided with changes bearing seat 8, the.
Further, the box 3 includes a multi-wing impeller 31, a bracket 32, a volute 33, a wind collector 34 and a bearing 35, the inner sides of the brackets 32 on both sides are provided with the volute 33, the volute 33 is made of high-quality galvanized steel plate, so that the volute 33 has a tough and corrosion-resistant function, the lower end of the volute 33 is provided with the multi-wing impeller 31, the right end of the multi-wing impeller 31 is provided with the wind collector 34, the right end of the wind collector 34 is provided with the bearing 35, and the box 3 is fixedly connected with the bearing seat 4 through the brackets 32.
Further, the multi-wing impeller 31 comprises a first fixing plate 311, a wing plate 312, a fixing seat 313 and a second fixing plate 314, the wing plate 312 is arranged at the right end of the first fixing plate 311, and through the arrangement of the wing plate 312, heat can be better dissipated, the second fixing plate 314 is arranged at the right end of the wing plate 312, the fixing seat 313 is arranged at the center of the inner portion of the second fixing plate 314, and the multi-wing impeller 31 is fixedly connected with the bearing 35 through the fixing seat 313.
Further, the constitution of the rotating seat 8 is including rotating portion 81, spacing portion 82, connecting seat 83 and connecting hole 84, and the four corners department of connecting seat 83 respectively is provided with a connecting hole 84, and the inside of connecting seat 83 is provided with spacing portion 82, through the setting of spacing portion 82 to can make when rotating multi-wing impeller 31 can not take place the skew, and the inside of spacing portion 82 is provided with rotating portion 81, and rotating seat 8 passes through bolt fixed connection through connecting seat 83 and box 3.
Further, connecting hole 84 is cylindrical hollow structure and is provided with four altogether, and four connecting holes 84 are the symmetry respectively and set up four corners at connecting seat 83 to make more stable that can connect, the inside of four connecting holes 84 all is provided with the internal thread.
Further, the box body 3 is a rectangular body structure with a hollow interior, the box body 3 is a double-layer structure and is internally provided with a heat-insulating fireproof layer made of modified asphalt, so that the condition that the temperature inside the box body is not too high to cause damage can be avoided, and the size of the box body 3 is five hundred thirty millimeters in length, eight hundred ninety millimeters in width and eight hundred thirty millimeters in height.
further, multi-wing impeller 31 is a hollow cylinder structure, and multi-wing impeller 31 is made of high-quality galvanized steel sheet material, so that multi-wing impeller 31 is more tough and temperature resistant, and a through hole is formed in the center of the interior of multi-wing impeller 31.
Further, lower margin 11 is the structure of cuboid and is provided with two altogether, and two lower margins 11 are the symmetry respectively and set up the lower extreme left and right sides at box 3 to can make this smoke exhaust fan remove more convenient, two lower margins 11 pass through bolt and box 3 fixed connection.
The utility model discloses a theory of operation and use flow: after the utility model is installed, whether the machine can work normally is firstly checked, whether the connection between the plug and the socket on the electric wire is finished is checked, if abnormal noise occurs, the machine is closed immediately, the maintenance of a professional is waited, when a fire disaster occurs, the smoke exhaust fan is opened by the alarm, at the moment, the motor 5 is opened, the rotation of the motor 5 drives the driving wheel 6 to operate, the driving wheel 6 drives the driven wheel 10 to operate when operating, smoke enters from the air inlet 9, passes through the internal wind collector 34, the smoke is transmitted under the rotation of the multi-wing impeller 31, the multi-wing impeller 31 is fixedly connected through the rotary bearing seat 8, the model of the motor 5 adopts F-level insulation for the Y355 motor, the rated voltage is 380V, the rated frequency is 50Hz, so that the multi-wing impeller 31 can be fixed more stably, when the smoke exhaust fan operates, the multi-wing impeller 31 runs more stably, meanwhile, heat can be dissipated under the rotation of the multi-wing impeller 31, smoke can be discharged from the volute 33, and finally is discharged to the external space through the air outlet 1, so that the smoke in the fire can be discharged timely.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an explosion-proof centrifugal fire control smoke exhaust fan, includes box (3) and lower margin (11), its characterized in that: the utility model discloses a box, including box (3), baffle (2), bearing seat (4), motor (5), the right-hand member of motor (5) is provided with action wheel (6), the lower extreme of action wheel (6) is provided with driving belt (7), the lower extreme of driving belt (7) is provided with from driving wheel (10), the left end from driving wheel (10) is provided with changes bearing seat (8), the right-hand member of box (3) is provided with air intake (9).
2. The explosion-proof centrifugal fire-fighting smoke exhaust fan according to claim 1, characterized in that: the utility model discloses a wind energy collecting device, including box (3), constitution of box (3) including multi-wing formula impeller (31), support (32), spiral case (33), wind collector (34) and bearing (35), both sides the inboard of support (32) is provided with spiral case (33), the lower extreme of spiral case (33) is provided with multi-wing formula impeller (31), the right-hand member of multi-wing formula impeller (31) is provided with wind collector (34), the right-hand member of wind collector (34) is provided with bearing (35), box (3) through support (32) with bear seat (4) fixed connection.
3. The explosion-proof centrifugal fire-fighting smoke exhaust fan according to claim 2, characterized in that: the multi-wing impeller (31) comprises a first fixing plate (311), wing plates (312), fixing seats (313) and a second fixing plate (314), wherein the wing plates (312) are arranged at the right end of the first fixing plate (311), the second fixing plate (314) is arranged at the right end of the wing plates (312), the fixing seats (313) are arranged at the center of the inner portion of the second fixing plate (314), and the multi-wing impeller (31) is fixedly connected with a bearing (35) through the fixing seats (313).
4. The explosion-proof centrifugal fire-fighting smoke exhaust fan according to claim 1, characterized in that: the bearing seat (8) comprises a rotating portion (81), a limiting portion (82), a connecting seat (83) and connecting holes (84), wherein the connecting holes (84) are respectively formed in four corners of the connecting seat (83), the limiting portion (82) is arranged inside the connecting seat (83), the rotating portion (81) is arranged inside the limiting portion (82), and the bearing seat (8) is fixedly connected with the box body (3) through the connecting seat (83) through bolts.
5. The explosion-proof centrifugal fire-fighting smoke exhaust fan according to claim 4, characterized in that: the connecting holes (84) are of a cylindrical hollow structure and are four in number, the four connecting holes (84) are symmetrically formed in four corners of the connecting seat (83) respectively, and internal threads are arranged inside the four connecting holes (84).
6. The explosion-proof centrifugal fire-fighting smoke exhaust fan according to claim 1, characterized in that: the box body (3) is of a hollow rectangular structure, the box body (3) is of a double-layer structure, a heat-insulating fireproof layer made of modified asphalt is arranged in the box body (3), and the box body (3) is five hundred thirty millimeters long, eight hundred ninety millimeters wide and eight hundred thirty millimeters high.
7. The explosion-proof centrifugal fire-fighting smoke exhaust fan according to claim 2, characterized in that: the multi-wing impeller (31) is of a hollow cylindrical structure, the multi-wing impeller (31) is made of high-quality galvanized steel plate materials, and a through hole is formed in the center of the interior of the multi-wing impeller (31).
8. The explosion-proof centrifugal fire-fighting smoke exhaust fan according to claim 1, characterized in that: lower margin (11) are the structure of cuboid and are provided with two altogether lower margin (11) are the symmetry respectively and set up in the lower extreme left and right sides of box (3), two lower margin (11) pass through bolt and box (3) fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920469797.8U CN209761768U (en) | 2019-04-09 | 2019-04-09 | Explosion-proof centrifugal fire control smoke exhaust fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920469797.8U CN209761768U (en) | 2019-04-09 | 2019-04-09 | Explosion-proof centrifugal fire control smoke exhaust fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209761768U true CN209761768U (en) | 2019-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920469797.8U Active CN209761768U (en) | 2019-04-09 | 2019-04-09 | Explosion-proof centrifugal fire control smoke exhaust fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209761768U (en) |
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2019
- 2019-04-09 CN CN201920469797.8U patent/CN209761768U/en active Active
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