CN221482206U

CN221482206U - Rainproof device of top-outlet equipment

Info

Publication number: CN221482206U
Application number: CN202420086950.XU
Authority: CN
Inventors: 魏先平
Original assignee: Huzhou Hefeng Environmental Technology Co ltd
Current assignee: Huzhou Hefeng Environmental Technology Co ltd
Priority date: 2024-01-15
Filing date: 2024-01-15
Publication date: 2024-08-06
Anticipated expiration: 2034-01-15

Abstract

The utility model relates to a rainproof device of top-outlet equipment, which comprises an axial flow fan outer frame, wherein the rear end of the axial flow fan outer frame is fixedly connected with a dustproof net, the front end of the dustproof net is provided with a baffle, the center of the baffle is provided with a circular through hole, a fan assembly is arranged in the circular through hole, the front end of the baffle is uniformly provided with top-outlet blades, the top-outlet blades are uniformly and movably connected to the front end of the axial flow fan outer frame, a front frame and a rear frame are arranged, the rear frame is used for fixing the position of an axial flow fan, the front frame is arranged at the front end of the fan assembly, and when the fan works, the top-outlet blades are ejected by the axial flow fan to work and integrally formed with the axial flow fan.

Description

Rainproof device of top-outlet equipment

Technical Field

The utility model relates to the technical field of rainproof equipment of axial flow fans, in particular to a rainproof device of top outlet equipment.

Background

The axial flow fan is widely applied, namely, the fan with the air flow direction in the same direction as the axis of the fan blade, such as an electric fan, an external fan of an air conditioner is an axial flow type running fan, and is called as an axial flow type because air flows parallel to the axial flow of the fan, the axial flow fan is usually used in the occasion with higher flow requirement and lower pressure requirement, the axial flow fan is fixed at a position and enables air to move, the existing axial flow fan is high in device cost in the rainproof field, the occupied area is large, a layer of rainproof equipment is only wrapped outside the axial flow fan again, and the maintenance cost is also large.

Patent number CN202320779438.9 discloses a low noise axial fan that can prevent rainwater erosion, and it is through being provided with shutter and protection casing, can effectually protect the fan, avoids the fan to receive the rainwater erosion and damage, can also play the sound insulation simultaneously; the fan blade is provided with the air holes, so that vortex noise can be reduced, and the purpose of noise reduction can be achieved; through being provided with the shock mount, making an uproar shell and puigging cooperation, noise or vibrations that produce when can operating the fan are absorbed, and then are favorable to reducing the noise of fan, but this axial fan has following problem: firstly, the structure cost is high, the occupied area of facilities is large, secondly, the shutter needs to be opened preferentially before the axial flow fan works, the steps are complex, and the machine is easy to damage.

Disclosure of utility model

The utility model aims at overcoming the defects of the prior art, and solves the technical problems of complex structure, high cost, large occupied area and complex working steps of the prior art by arranging the front frame and the rear frame, wherein the rear frame is used for fixing the position of the axial flow fan, the front frame is arranged at the front end of the fan assembly, and the top air blades can be ejected by the axial flow fan to work when the fan works and integrally formed with the axial flow fan.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides an ejecting wind equipment rain insensitive device, includes axial fan frame, axial fan frame rear end fixed connection dust screen, the dust screen front end is equipped with the baffle, baffle central point puts and is equipped with circular through-hole, be equipped with the fan subassembly in the circular through-hole, just the baffle front end evenly is equipped with ejecting wind blade, ejecting wind blade even swing joint is at axial fan frame front end.

As one preference, the fan assembly comprises a fan blade, the center position of the fan blade is fixedly connected with a fixing piece, the center position of the rear end of the fixing piece is fixedly connected with a rotating main shaft, a bearing ring seat is connected with a bearing at the rear end of the rotating main shaft, an I-shaped driven wheel is arranged at the front end of the bearing ring seat, a cross fixing frame is fixedly connected with the outer side of the bearing ring seat, and the center position of the I-shaped driven wheel is fixedly connected with the rotating main shaft.

Preferably, the I-shaped driven wheel is connected with a closed belt, the upper end of the closed belt is fixedly connected with an I-shaped driving wheel, the center of the I-shaped driving wheel is fixedly connected with a motor output shaft, the rear end of the motor output shaft is connected with a main motor, the left side of the main motor is fixedly connected with a motor support, and the left side of the motor support is fixedly connected with an outer frame of an axial flow fan.

As one preference, the axial fan frame includes preceding frame and back frame, preceding frame sets up the front end at the baffle, the back frame sets up the rear end at the baffle, and back frame left side inner wall fixed connection motor support, preceding frame left and right sides all is equipped with No. two top wind blades, and preceding frame upper end and lower extreme are rectangular sheet metal.

Preferably, the top-outlet blades comprise movable shafts, the left side and the right side of each movable shaft are fixedly connected with an outer frame of the axial flow fan, the movable shafts are movably connected with the blades, and the width of each blade is larger than that between every two groups of top-outlet blades.

As still another preferable mode, a gasket is arranged at the center of the rear end of the bearing ring seat, the rear end of the gasket is fixedly connected with a dust screen, the cross fixing frames are fixedly connected with an outer frame of the axial flow fan, and the cross fixing frames are arranged at the rear end of the partition plate.

The utility model has the beneficial effects that:

(1) According to the utility model, the fan assembly is arranged, the main motor is used for driving the I-shaped driving wheel to work, so that the I-shaped driving wheel drives the I-shaped driven wheel to rotate through the closed belt, the fan blades can be ensured to normally rotate, the whole axial flow fan can normally work, the fan blades are ejected out when in work, the work of the axial flow fan cannot be influenced, and the I-shaped driving wheel is closed when not in work, so that the rainproof effect can be achieved.

(2) According to the utility model, the partition plates are arranged, the outer frame of the axial flow fan is arranged into the front frame and the rear frame, the rear frame is fixed in the wall body, the front frame is exposed out of the wall body, the two outlet blades are also arranged on the left side and the right side of the front frame, and the front frame can be wrapped up in a natural sagging state under the influence of gravity when the axial flow fan does not work, so that the axial flow fan exposed out of the wall body is wrapped up, the rainproof and dustproof effects are achieved, the structure is simple, and the practicability is strong.

In conclusion, the device has the advantages of being rainproof and dustproof, simple in structure, low in cost, low in maintenance cost and capable of prolonging the service life of the axial flow fan, and is particularly suitable for the technical field of rainproof equipment of the axial flow fan.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, it being obvious that the drawings described below are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic view of the installation position structure of the main motor in the present utility model.

Fig. 3 is a schematic structural view of a gasket according to the present utility model.

Fig. 4 is a schematic structural diagram of an i-shaped driving wheel in the present utility model.

Fig. 5 is an enlarged schematic view of the structure at a in the present utility model.

Detailed Description

The technical solutions in the embodiments of the present utility model are clearly and completely described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1 to 5, the utility model provides a rainproof device for top-outlet equipment, which comprises an axial-flow fan outer frame 1, wherein the rear end of the axial-flow fan outer frame 1 is fixedly connected with a dust screen 2, the front end of the dust screen 2 is provided with a baffle plate 3, the center position of the baffle plate 3 is provided with a circular through hole 31, a fan assembly 4 is arranged in the circular through hole 31, the front end of the baffle plate 3 is uniformly provided with top-outlet blades 5, and the top-outlet blades 5 are uniformly and movably connected with the front end of the axial-flow fan outer frame 1.

Further, the fan assembly 4 includes the fan blade 41, fan blade 41 central point puts fixed connection mounting 43, mounting 43 rear end central point puts fixed connection rotation main shaft, rotation main shaft rear end bearing connection bearing ring seat 44, the bearing ring seat 44 front end is equipped with the I-type from driving wheel 45, and bearing ring seat 44 outside fixed connection cross mount 46, I-type from driving wheel 45 central point puts fixed connection rotation main shaft, and fan assembly 4 is the necessary component that ensures that whole structure can normally work, and main motor 453 is operated and is driven I-type action wheel 452 and rotates to make closed belt 451 drive I-type from driving wheel 45 work, I-type from driving wheel 45 drive rotation main shaft rotates, thereby makes fan blade 41 work, ensures that axial fan normally works, and the principle is simple.

Further, connect closed belt 451 on the I-shaped follow driving wheel 45, closed belt 451 upper end fixed connection I-shaped action wheel 452, I-shaped action wheel 452 central point puts fixed connection motor output shaft, main motor 453 is connected to motor output shaft rear end, main motor 453 left side fixed connection motor support 454, motor support 454 left side fixed connection axial fan frame 1 carries out fixed connection with main motor 453 and axial fan frame 1, can reduce because motor work vibrations make fan blade 41 and mounting 43 risk that drops, increase of service life, set up the cushioning pad on motor support 454 in addition just can reduce the influence of main motor 453 work vibrations to axial fan frame 1.

Further, axial fan frame 1 includes preceding frame 11 and back frame 12, preceding frame 11 sets up the front end at baffle 3, back frame 12 sets up the rear end at baffle 3, and back frame 12 left side inner wall fixed connection motor support 454, preceding frame 11 left and right sides all is equipped with No. two top-off wind blades 13, and preceding frame 11 upper end and lower extreme are rectangular sheetmetal, preceding frame 11 and back frame 12 utilize baffle 3 to regard as the demarcation point, back frame 12 is placed in the wall body, indoor environment does not need worry the erosion of rainwater, place preceding frame 11 in the wall body outside, outdoor environment just needs accomplish rain-proof waterproof, so set up top-off wind blade 5, axial fan's wind power can be ejecting blade 52 when fan assembly 4 normally works, thereby ensure axial fan's normal exhaust gas, when fan assembly 4 is inoperative, top-off wind blade 5 and No. two top-off wind blade 13 all receive the influence of gravity, the state of blade 52 homopendulous wraps up whole fan assembly 4, can effectively carry out rain-proof measure, whole fan's life.

Further, top-off wind blade 5 includes loose axle 51, loose axle 51 left and right sides fixed connection axial fan frame 1, and swing joint blade 52 on the loose axle 51, the width of blade 52 is greater than every group width between the top-off wind blade 5, swing joint blade 52 on the loose axle 51, blade 52 adopts hollow aluminum alloy material, and blade 52 can normally go on when fan subassembly 4 work, and the setting of top-off wind makes the rain-proof and the axial fan integrated into one piece of blade 52, ensures that device compact structure, the degree of integration is high, device low cost.

Still further, bearing ring seat 44 rear end central point puts and is equipped with gasket 441, gasket 441 rear end fixed connection dust screen 2, just cross mount 46 equal fixed connection axial fan frame 1, and cross mount 46 sets up the rear end at baffle 3, and bearing ring seat 44 carries out fixed connection through gasket 441 and dust screen 2, can ensure the stable installation of dust screen 2 like this, can not break away from because of vibrations leads to dust screen 2, and factor of safety is high, and the effect of cross mount 46 is the stable settling of bearing ring seat 44 moreover, ensures the normal work of fan blade 41 for whole space utilization is reasonable, and the installation is placed to the structure moreover.

The working process comprises the following steps: firstly, a rear frame 12 in the whole axial flow fan outer frame 1 is arranged in an inner space of a wall, a front frame 11 is arranged in an outer space of the wall, the partition plate 3 is utilized to separate, the structure at the rear end of the partition plate can be effectively protected, rainwater can be reduced until the rear frame 12 is entered, then a fan assembly 4 works normally, a fan blade 41 rotates, air in the space where the rear frame 12 is positioned is discharged to the position of the front frame 11, the blade 52 can be propped open by wind flow when the fan blade 41 rotates to work, so that the normal work of the axial flow fan can be ensured, and when the axial flow fan does not work, the blade 52 naturally sags, the whole axial flow fan is ensured to be positioned in the space where the blade 51 and the axial flow fan outer frame 1 are combined and wrapped, so that the rainproof and antirust effects are realized, and the service life of the device is prolonged;

It is worth noting that if this axial fan sets up in vertical cavity, the No. two top-out wind blades 13 of that front bezel 11 left and right sides just normally set up in the left and right sides, the front bezel 11 upper and lower ends just set up into normal rectangle sheetmetal, can realize rain-proof effect like this to the maximum extent, if this axial fan sets up on the top of house, can all set up No. two top-out wind blades 13 with front bezel 11 upper and lower left and right sides, no. two top-out wind blades 13's structure is the same with top-out wind blades 5's structure, only No. two top-out wind blades 13 that set up on the top of house need loose axle 51 upper end, the blade is sagging naturally, so can carry out rain-proof measure to the maximum extent, thereby extension device's life, moreover, the steam generator is simple in structure, and occupation space is few, device low cost, and the practicality is strong.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "front and rear", "left and right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or component in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the utility model.

Of course, in this disclosure, those skilled in the art will understand that the term "a" or "an" is to be interpreted as "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, and in another embodiment, the number of elements may be multiple, and the term "a" is not to be construed as limiting the number.

The foregoing is merely a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any changes or substitutions easily conceivable by those skilled in the art under the technical teaching of the present utility model should be included in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.

Claims

1. The utility model provides a top-outlet equipment rain insensitive device which characterized in that: including axial fan frame (1), axial fan frame (1) rear end fixed connection dust screen (2), dust screen (2) front end is equipped with baffle (3), baffle (3) central point puts and is equipped with circular through-hole (31), be equipped with fan subassembly (4) in circular through-hole (31), just baffle (3) front end evenly is equipped with top-outlet blade (5), even swing joint of top-outlet blade (5) is at axial fan frame (1) front end.

2. The rainproof device of the top outlet equipment according to claim 1, wherein the fan assembly (4) comprises a fan blade (41), a fixing piece (43) is fixedly connected to the central position of the fan blade (41), a rotating main shaft is fixedly connected to the central position of the rear end of the fixing piece (43), a bearing ring seat (44) is connected to the bearing at the rear end of the rotating main shaft, an I-shaped driven wheel (45) is arranged at the front end of the bearing ring seat (44), a cross fixing frame (46) is fixedly connected to the outer side of the bearing ring seat (44), and the rotating main shaft is fixedly connected to the central position of the I-shaped driven wheel (45).

3. The rainproof device of the top outlet equipment, as set forth in claim 2, characterized in that the i-shaped driven wheel (45) is connected with a closing belt (451), the upper end of the closing belt (451) is fixedly connected with an i-shaped driving wheel (452), the center of the i-shaped driving wheel (452) is fixedly connected with a motor output shaft, the rear end of the motor output shaft is connected with a main motor (453), the left side of the main motor (453) is fixedly connected with a motor bracket (454), and the left side of the motor bracket (454) is fixedly connected with an outer frame (1) of an axial flow fan.

4. The rainproof device of top outlet equipment according to claim 1, wherein the outer frame (1) of the axial flow fan comprises a front frame (11) and a rear frame (12), the front frame (11) is arranged at the front end of the partition plate (3), the rear frame (12) is arranged at the rear end of the partition plate (3), the left inner wall of the rear frame (12) is fixedly connected with a motor bracket (454), two top outlet blades (13) are arranged on the left side and the right side of the front frame (11), and the upper end and the lower end of the front frame (11) are rectangular metal sheets.

5. The rainproof device of the top outlet equipment, as set forth in claim 1, characterized in that the top outlet blades (5) comprise a movable shaft (51), the left side and the right side of the movable shaft (51) are fixedly connected with an outer axial flow fan frame (1), and the movable shaft (51) is movably connected with blades (52), and the width of the blades (52) is greater than the width between each group of top outlet blades (5).

6. The rainproof device of the top outlet equipment according to claim 2, wherein a gasket (441) is arranged at the center of the rear end of the bearing circular ring seat (44), the rear end of the gasket (441) is fixedly connected with a dust screen (2), the cross fixing frames (46) are fixedly connected with an axial flow fan outer frame (1), and the cross fixing frames (46) are arranged at the rear end of the partition plate (3).