CN215409422U - Appearance structure of centrifugal fan box - Google Patents
Appearance structure of centrifugal fan box Download PDFInfo
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- CN215409422U CN215409422U CN202120784674.0U CN202120784674U CN215409422U CN 215409422 U CN215409422 U CN 215409422U CN 202120784674 U CN202120784674 U CN 202120784674U CN 215409422 U CN215409422 U CN 215409422U
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Abstract
The utility model discloses an appearance structure of a centrifugal fan box, belonging to the field of fans, comprising a box body, wherein the lower end inside the box body is fixedly connected with a base, the inside of the base is slidably connected with a sliding plate, the upper end of the sliding plate is fixedly connected with a sliding rod, the lower end of the sliding plate is fixedly connected with a first spring, the upper end of the sliding rod is fixedly connected with a supporting seat, the inside of the supporting seat is fixedly connected with a fan, the upper end on the right side of the box body is fixedly clamped with a buffer gasket, the upper end on the right side of the box body is fixedly connected with a right fan cover, the communicating area of the left side of the box body and the outside is respectively enlarged through the arrangement of the right fan cover and the left fan cover, the communicating area of the right side of the fan and the outside of the right end of the box body is enlarged, so that the wind speed and the flow are increased, and the connecting part of the card cover and the box body is slidably clamped with a buffer pin through the arrangement of the upper end of the box body, a buffer frame and a buffer groove are slidably connected with a buffer pin, so that the connecting part of the card cover and the box body has the buffer damping action force for buffering and damping action, the strength generated by the heavy object hitting the upper end of the box body is reduced, and the box body is protected.
Description
Technical Field
The utility model relates to the field of fans, in particular to an appearance structure of a centrifugal fan box.
Background
The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. The blower is a Chinese habit abbreviation for gas compression and gas conveying machinery, and the blower generally comprises a ventilator, a blower and a wind driven generator. Fans are widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, and for ventilation and draught of boilers and industrial furnaces and kilns; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grain, wind tunnel wind source and air cushion boat inflating and propelling.
The design of the existing centrifugal fan box is not convenient for increasing the air circulation area, the air circulation area is influenced by the width of the fan case, so that much inconvenience is brought to the use, and meanwhile, the existing centrifugal fan box is easy to damage due to the fact that the existing centrifugal fan box is easily extruded and collided by heavy objects, and parts inside the box body are easy to damage.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model aims to provide an appearance structure of a centrifugal fan box, the area of the connection between the left side of a box body and the outside is respectively enlarged through the arrangement of a right fan cover and a left fan cover, the area of the connection between the right side of a fan and the outer side of the right end of the box body is enlarged, so that the wind speed and the flow are increased, the clamping cover, the buffer frame, the buffer groove and the buffer pin are slidably connected at the upper end of the box body, so that the buffer and shock absorption acting force exists at the connection part of the clamping cover and the box body, the force generated by the heavy object hitting the upper end of the box body is reduced, the box body is protected, the lower end of the fan has the buffer and shock absorption acting force through the arrangement and the connection of a base, a sliding plate, a sliding rod, a first spring and a supporting seat, the buffer and shock absorption effect is achieved on the fan, and the noise generated when the fan works is also reduced.
In order to solve the above problems, the present invention adopts the following technical solutions.
An appearance structure of a centrifugal fan box comprises a box body, wherein the lower end of the interior of the box body is fixedly connected with a base, the interior of the base is connected with a sliding plate in a sliding manner, the upper end of the sliding plate is fixedly connected with a sliding rod, the lower end of the sliding plate is fixedly connected with a first spring, the upper end of the sliding rod is fixedly connected with a supporting seat, the interior of the supporting seat is fixedly connected with a fan, the upper end of the right side of the box body is fixedly clamped with a buffer gasket, the upper end of the right side of the box body is fixedly connected with a right fan cover, the left side of the box body is fixedly connected with a left fan cover, the left side of the interior of the left fan cover is fixedly connected with a plurality of lug plates, the lug plates are fixedly clamped with a cover frame through bolt fixing, the cover frame is fixedly connected with a dust screen, the upper end of the box body is fixedly connected with a plurality of second springs, the upper end of the box body is slidably sleeved with a clamping cover, and the buffer frame is fixedly connected with the interior of the clamping cover, the buffering frame is provided with a plurality of dashpots, through the setting of right fan housing and left fan housing, the area of box left side and external switch-on has been increaseed respectively, the area of the right side of fan and the switch-on of box right-hand member outside, thereby wind speed and flow have been increaseed, and through the upper end slip joint card cover at the box, the buffering frame, the sliding connection of dashpot and buffering round pin, make the junction of card cover and box have buffering absorbing effort, the dynamics that the heavy object pounded the upper end production to the box has been reduced, play the guard action to the box, through the base, the slide bar, the setting and the being connected of first spring and supporting seat, make the lower extreme of fan have buffering absorbing effort, play buffering cushioning effect to the fan, the noise that the fan during operation produced has also been reduced simultaneously.
Furthermore, the slide bar slides and passes the upper end of base, the lower extreme fixed connection of first spring is in the inside lower extreme surface of box, through the setting of slide bar, not only plays the connection to slide and supporting seat, makes supporting seat and base sliding connection moreover.
Furthermore, the right side of the fan slides through the inside of the buffer gasket, the inside of the right fan cover is communicated with the inside of the right side of the fan, and the buffer gasket is made of rubber, so that the right side of the fan has a buffering effect.
Furthermore, the left side of box is equipped with the through-hole, the upper end fixed connection of second spring is in the inside of card cover, through the setting of second spring for the junction of box and card cover has buffering shock attenuation effort.
Further, the inside sliding connection of dashpot has the buffering round pin, the buffering round pin passes through screw thread fixed connection in the upper end of box, through the setting and being connected of buffering round pin, dashpot and buffer frame for the upper end fixed connection of card cover and box makes things convenient for the card cover to reciprocate moreover.
Compared with the prior art, the utility model has the advantages that:
(1) this scheme passes through the setting of right fan housing and left fan housing, the area of box left side and external switch-on has been increaseed respectively, the right side of fan and the area of box right-hand member outside switch-on, thereby wind speed and flow have been increaseed, and through the slip joint card cover in the upper end of box, the buffering frame, the sliding connection of dashpot and buffering round pin, make the junction of card cover and box have buffering absorbing effort, the dynamics that the heavy object pounded the upper end production to the box has been reduced, play the guard action to the box, through the base, the slide bar, the setting and the being connected of first spring and supporting seat, make the lower extreme of fan have buffering absorbing effort, play buffering cushioning effect to the fan, the noise that the fan during operation produced has also been reduced simultaneously.
(2) The slide bar slides and passes the upper end of base, and the lower extreme fixed connection of first spring is in the inside lower extreme surface of box, through the setting of slide bar, not only plays the connection to slide and supporting seat, makes supporting seat and base sliding connection moreover.
(3) The right side of fan slides and passes the inside of cushion ring, and the inside of right fan housing and the inside switch-on in right side of fan, the material of cushion ring are rubber for the right side of fan has the effect of buffering.
(4) The left side of box is equipped with the through-hole, and the upper end fixed connection of second spring is in the inside of card cover, through the setting of second spring for the junction of box and card cover has buffering shock attenuation effort.
(5) The inside sliding connection of dashpot has the buffering round pin, and the buffering round pin passes through screw thread fixed connection in the upper end of box, through the setting and being connected of buffering round pin, dashpot and buffering frame for the upper end fixed connection of card cover and box makes things convenient for the card cover to reciprocate moreover.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the overall construction of the present invention;
FIG. 3 is a bottom cross-sectional view of the connection between the card cage and the bumper bracket of the present invention.
The reference numbers in the figures illustrate:
the device comprises a box body 1, a base 2, a sliding plate 3, a sliding rod 4, a first spring 5, a supporting seat 6, a fan 7, a buffer gasket 8, a right fan cover 9, a through hole 10, a left fan cover 11, a lug plate 12, a cover frame 13, a dust screen 14, a second spring 15, a clamping cover 16, a buffer frame 17, a buffer groove 18 and a buffer pin 19.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
Referring to fig. 1-3, an appearance structure of a centrifugal fan box comprises a box body 1, referring to fig. 2, a base 2 is fixedly connected to the lower end of the interior of the box body 1, a sliding plate 3 is slidably connected to the interior of the base 2, a sliding rod 4 is fixedly connected to the upper end of the sliding plate 3, a first spring 5 is fixedly connected to the lower end of the sliding plate 3, a supporting seat 6 is fixedly connected to the upper end of the sliding rod 4, a fan 7 is fixedly connected to the interior of the supporting seat 6, a cushion washer 8 is fixedly clamped to the upper end of the right side of the box body 1, a right fan cover 9 is fixedly connected to the upper end of the right side of the box body 1, a left fan cover 11 is fixedly connected to the left side of the box body 1, a plurality of lug plates 12 are fixedly connected to the left side of the interior of the left fan cover 11, a cover frame 13 is fixedly clamped to the lug plates 12 through bolts, a dust screen 14 is fixedly connected to the cover frame 13, a plurality of second springs 15 is fixedly connected to the upper end of the box body 1, a clamping cover 16 is slidably sleeved on the upper end of the box body 1, a buffer frame 17 is fixedly connected inside the clamping cover 16, the buffer frame 17 is provided with a plurality of buffer grooves 18, through the arrangement of the right fan cover 9 and the left fan cover 11, the communicating area of the left side of the box body 1 and the outside is respectively enlarged, the communicating area of the right side of the fan 7 and the outer side of the right end of the box body 1 is enlarged, thereby increasing the wind speed and the flow, and through the sliding connection of the clamping cover 16, the buffer frame 17, the buffer groove 18 and the buffer pin 19 at the upper end of the box body 1, so that the connection part of the clamping cover 16 and the box body 1 has the acting force of buffering and damping, the force generated by the heavy object smashing to the upper end of the box body 1 is reduced, the box body 1 is protected, the lower end of the fan 7 has the acting force of buffering and damping through the arrangement and connection of the base 2, the sliding plate 3, the sliding rod 4, the first spring 5 and the supporting seat 6, play buffering cushioning effect to fan 7, also reduced the noise that fan 7 during operation produced simultaneously.
Referring to fig. 2, the sliding rod 4 slides through the upper end of the base 2, the lower end of the first spring 5 is fixedly connected to the surface of the lower end of the inside of the box 1, the sliding plate 3 and the supporting seat 6 are connected through the sliding rod 4, the supporting seat 6 is slidably connected with the base 2, the right side of the fan 7 slides through the inside of the buffer washer 8, the inside of the right fan housing 9 is communicated with the inside of the right side of the fan 7, and the buffer washer 8 is made of rubber, so that the right side of the fan 7 has a buffering effect.
Referring to fig. 2, a through hole 10 is formed in the left side of the box 1, the upper end of the second spring 15 is fixedly connected inside the card cover 16, the connection between the box 1 and the card cover 16 has a damping action force, a buffering pin 19 is slidably connected inside the buffering slot 18, the buffering pin 19 is fixedly connected to the upper end of the box 1 through threads, and the buffering pin 19, the buffering slot 18 and the buffering frame 17 are arranged and connected, so that the card cover 16 is fixedly connected to the upper end of the box 1, and the card cover 16 can move up and down conveniently.
The buffer frame 17 is forced to move downwards by the vibration generated when the fan 7 works, then the sliding rod 4 pushes the sliding plate 3 to move downwards, the first spring 5 is stressed to extrude and contract, then the first spring 5 is stretched and reset to reset the sliding plate 3 and the sliding rod 4, meanwhile, the buffer frame 17 resets, the fan 7 resets, through the arrangement and connection of the base 2, the sliding plate 3, the sliding rod 4, the first spring 5 and the supporting seat 6, the lower end of the fan 7 has the action force of buffering and damping, the effect of buffering and damping is achieved on the fan 7, the noise generated when the fan 7 works is reduced, when a heavy object is extruded and hit to the upper end of the box body 1, the clamping cover 16 is forced to move downwards, the second spring 15 is stressed and compressed, the buffer pin 19 is in sliding connection with the inside of the buffer groove 18, then the second spring 15 is stretched and reset, the clamping cover 16 resets, and the clamping cover 16 is clamped at the upper end of the box body 1 in a sliding way, buffer bracket 17, the sliding connection of dashpot 18 and buffering round pin 19 for there is buffering absorbing effort in the junction of card cover 16 and box 1, reduced the dynamics that the upper end of heavy object pounded to box 1 produced, play the guard action to box 1, through the setting of right fan housing 9 and left fan housing 11, increased the area of box 1 left side and external switch-on respectively, the area of the right side of fan 7 and the switch-on of box 1 right-hand member outside, thereby increased wind speed and flow.
The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (5)
1. The utility model provides an outward appearance structure of centrifugal fan case, includes box (1), its characterized in that: the inner lower end of the box body (1) is fixedly connected with a base (2), the inner sliding of the base (2) is connected with a sliding plate (3), the upper end of the sliding plate (3) is fixedly connected with a sliding rod (4), the lower end of the sliding plate (3) is fixedly connected with a first spring (5), the upper end of the sliding rod (4) is fixedly connected with a supporting seat (6), the inner part of the supporting seat (6) is fixedly connected with a fan (7), the right upper end of the box body (1) is fixedly clamped with a buffer gasket (8), the right upper end of the box body (1) is fixedly connected with a right fan cover (9), the left side of the box body (1) is fixedly connected with a left fan cover (11), the inner left side of the left fan cover (11) is fixedly connected with a plurality of lug plates (12), the lug plates (12) are fixedly clamped with a cover frame (13) through bolts, the cover frame (13) is fixedly connected with a dustproof net (14), the upper end fixedly connected with of box (1) a plurality of second spring (15), the upper end slip of box (1) has cup jointed card cover (16), the inside fixedly connected with buffer bracket (17) of card cover (16), buffer bracket (17) are equipped with a plurality of dashpots (18).
2. The outward appearance structure of centrifugal fan box of claim 1, characterized in that: the sliding rod (4) penetrates through the upper end of the base (2) in a sliding mode, and the lower end of the first spring (5) is fixedly connected to the surface of the lower end of the interior of the box body (1).
3. The outward appearance structure of centrifugal fan box of claim 1, characterized in that: the right side of the fan (7) slides through the inside of the buffer gasket (8), and the inside of the right fan cover (9) is communicated with the inside of the right side of the fan (7).
4. The outward appearance structure of centrifugal fan box of claim 1, characterized in that: the left side of box (1) is equipped with through-hole (10), the upper end fixed connection in the inside of card cover (16) of second spring (15).
5. The outward appearance structure of centrifugal fan box of claim 1, characterized in that: the inside sliding connection of buffer slot (18) has buffer round pin (19), buffer round pin (19) pass through the upper end of screw thread fixed connection in box (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202120784674.0U CN215409422U (en) | 2021-04-16 | 2021-04-16 | Appearance structure of centrifugal fan box |
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Application Number | Priority Date | Filing Date | Title |
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CN202120784674.0U CN215409422U (en) | 2021-04-16 | 2021-04-16 | Appearance structure of centrifugal fan box |
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CN215409422U true CN215409422U (en) | 2022-01-04 |
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CN202120784674.0U Active CN215409422U (en) | 2021-04-16 | 2021-04-16 | Appearance structure of centrifugal fan box |
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2021
- 2021-04-16 CN CN202120784674.0U patent/CN215409422U/en active Active
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