CN219934187U

CN219934187U - Split type scavenger fan

Info

Publication number: CN219934187U
Application number: CN202321397557.4U
Authority: CN
Inventors: 姜裕国; 周德育; 胡仁俊
Original assignee: Longsheng Electric Appliance Co ltd
Current assignee: Longsheng Electric Appliance Co ltd
Priority date: 2023-06-03
Filing date: 2023-06-03
Publication date: 2023-10-31
Anticipated expiration: 2033-06-03

Abstract

The utility model discloses a split type ventilator, and relates to the technical field of ventilators. The utility model comprises a shell, wherein two through holes are symmetrically arranged at the top of the shell, an air inlet pipe is connected with the inner threads of the through holes, a filter screen is arranged in the air inlet pipe, a servo motor is arranged on the inner wall of the bottom of the shell, a second rotating shaft is fixedly connected with an output shaft of the servo motor, fan blades are arranged on the outer wall of the second rotating shaft, and a cleaning assembly for cleaning the filter screen is arranged on the inner wall of the top of the shell. According to the utility model, through the arrangement of the servo motor, the ventilation function can be normally completed, two rotatable semicircular baffles can be utilized to avoid gas backflow, meanwhile, the electromagnetic clutch can be started to transmit power to the first rotating shaft, the filter screen can be cleaned, blockage is avoided, the air inlet pipe of air inlet can be controlled, and impurities on the filter screen can be cleaned at the moment.

Description

Split type scavenger fan

Technical Field

The utility model belongs to the technical field of ventilation fans, and particularly relates to a split type ventilation fan.

Background

The ventilating fan is an air-conditioning electric appliance which uses a motor to drive fan blades to rotate so as to drive air flow and make indoor and outdoor air exchange. Also called ventilating fans, the aim of ventilation is to remove the polluted air in the room and regulate the temperature, humidity and feel effect. The ventilator is widely used in households and public places, the generation of the ventilator is related to humid weather in coastal areas, the principle that air flow is quickened when an electric fan blows is referred to by Japanese after the electric fan is invented in 1958, and the ventilator is put into production in Japan at the earliest time.

Through searching, the bulletin number CN201363323Y discloses a split type ventilator which comprises a panel and a host, wherein an air suction port is arranged on the panel, the host comprises a fan and a shell, the fan is arranged in the shell, and an air inlet and an air outlet are formed in the fan. The main machine and the panel are mutually independent, an air inlet is formed in one side wall of the shell of the main machine, an air outlet is formed in the other side wall of the shell, mounting feet are arranged on the top surface of the shell, an air outlet of the fan is connected with the air outlet of the shell, an air inlet of the fan is positioned in the shell, and an air suction port on the panel is connected with the air inlet on the shell through a soft air guide pipe. The host computer can be directly installed on the top surface in room, and the panel is then fixed on the furred ceiling, because the host computer does not have direct connection with the furred ceiling, the motor vibrations on the host computer can not pass to the furred ceiling, can reduce the noise that produces because of vibrations.

When the split type ventilator is used, the following defects still exist:

1. when air is taken in, dust is easy to remain on an internal filter screen, and the dust needs to be cleaned at regular time, which is time-consuming and labor-consuming;

2. when air is taken in, ventilation can be performed only for one space, so that the service efficiency of the device is reduced.

In view of the above problems, the present disclosure provides a split ventilation fan.

Disclosure of Invention

The utility model aims to provide a split type ventilator, which can normally complete the ventilation function by arranging a servo motor, can simultaneously utilize two rotatable semicircular baffles to avoid gas backflow, can start an electromagnetic clutch to transmit power to a first rotating shaft, can clear a filter screen to clean, avoid blockage, can control an air inlet pipe for air inlet, and can rotate out, so that impurities on the filter screen can be cleaned, and the prior art problem is solved.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

a split ventilation fan, comprising: the device comprises a shell, wherein two through holes are symmetrically formed in the top of the shell, an air inlet pipe is connected with the through holes in a threaded mode, a filter screen is arranged in the air inlet pipe, a servo motor is arranged on the inner wall of the bottom of the shell, a second rotating shaft is fixedly connected with an output shaft of the servo motor, fan blades are arranged on the outer wall of the second rotating shaft, and a cleaning assembly used for cleaning the filter screen is arranged on the inner wall of the top of the shell;

one side of the shell is fixedly communicated with an air outlet pipe, and a plugging component for preventing air from flowing back is arranged in the air outlet pipe.

Optionally, the clearance subassembly is including rotating the first pivot of connection at shell top inner wall, the outer wall fixedly connected with connecting rod of first pivot, the one end fixedly connected with second mounting panel of connecting rod, the top fixedly connected with of second mounting panel a plurality of brush hair, brush hair and filter screen cooperation are used.

Optionally, the shutoff subassembly includes fixed connection at the inside dead lever of outlet duct, the outer wall rotation cover of dead lever is equipped with two sleeves, telescopic one end fixedly connected with semicircular baffle, the outer wall fixed cover of dead lever is equipped with two fixed barrels that the symmetry set up, fixedly connected with same torsional spring between one side inner wall of fixed barrel and telescopic one side, the torsional spring cover is established on the dead lever.

Optionally, an electromagnetic clutch is fixedly connected to an inner wall of one side of the housing, an input shaft of the electromagnetic clutch is fixedly connected with one end of the second rotating shaft, and an output shaft of the electromagnetic clutch is fixedly connected with one end of the first rotating shaft.

Optionally, the inner wall fixedly connected with spacing ring of outlet duct, spacing ring and semi-circular baffle cooperation use.

Optionally, the top and the bottom of shell are all fixedly connected with first mounting panel.

The embodiment of the utility model has the following beneficial effects:

1. when the air exhaust device is used, the servo motor is started, the output shaft of the servo motor drives the fan blades to rotate, air is sucked through the air inlet pipe, impurities are filtered by the filter screen, blocking is avoided, air is exhausted from the inside of the air outlet pipe, and the two semicircular baffles can be pushed to normally realize the air exhaust process; meanwhile, when the semicircular baffle rotates, the sleeve can be driven to rotate, so that the torsion spring is twisted, and when air outlet is not needed, the semicircular baffle can rotate under the torsion force of the torsion spring;

2. simultaneously when needs clearance filter screen, can be with electromagnetic clutch circular telegram, and then the power of second pivot can be transmitted for first pivot, and first pivot drives the connecting rod and rotates, and the connecting rod drives the second mounting panel and rotates, and the second mounting panel drives the brush hair and rotates, and then can clear up the filter screen, simultaneously when the intake pipe of needs control air inlet, can stop the second mounting panel under suitable intake pipe, avoid admitting air, when the second mounting panel does not stop in the below of two intake pipes, can follow two intake pipes inside and admit air this moment, the intake pipe can roll out simultaneously, can clear up the impurity on the filter screen this moment.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description 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 three-dimensional structure of an embodiment of the present utility model;

FIG. 2 is a schematic view of a three-dimensional cross-sectional structure of an embodiment of the present utility model;

FIG. 3 is a schematic three-dimensional structure of an air outlet pipe according to an embodiment of the present utility model;

fig. 4 is a schematic three-dimensional structure of a fixing rod according to an embodiment of the utility model.

In the figure: 1. a housing; 2. a first mounting plate; 3. an air inlet pipe; 4. a semicircular baffle; 5. an air outlet pipe; 6. brushing; 7. a second mounting plate; 8. a first rotating shaft; 9. an electromagnetic clutch; 10. a second rotating shaft; 11. a fan blade; 12. a filter screen; 13. a servo motor; 14. a limiting ring; 15. a sleeve; 16. a fixed cylinder; 17. a fixed rod; 18. a torsion spring; 19. and (5) connecting a rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "open," "upper," "middle," "length," "inner," and the like indicate an orientation or a positional relationship, and are merely for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In order to keep the following description of the embodiments of the present utility model clear and concise, the detailed description of known functions and known components thereof have been omitted.

Example 1

Referring to fig. 1-4, in this embodiment, a split ventilation fan is provided, which includes: the device comprises a shell 1, wherein two through holes which are symmetrically arranged are formed in the top of the shell 1, an air inlet pipe 3 is connected to the inner threads of the through holes, a filter screen 12 is arranged in the air inlet pipe 3, a first mounting plate 2 is fixedly connected to the top and the bottom of the shell 1, a servo motor 13 is arranged on the inner wall of the bottom of the shell 1, a second rotating shaft 10 is fixedly connected to an output shaft of the servo motor 13, fan blades 11 are arranged on the outer wall of the second rotating shaft 10, and a cleaning component for cleaning the filter screen 12 is arranged on the inner wall of the top of the shell 1;

one side of the shell 1 is fixedly communicated with an air outlet pipe 5, and a plugging component for preventing air from flowing back is arranged in the air outlet pipe 5.

In one aspect of this embodiment, as shown in fig. 2, the cleaning assembly includes a first rotating shaft 8 rotatably connected to an inner wall of a top of the housing 1, a connecting rod 19 is fixedly connected to an outer wall of the first rotating shaft 8, one end of the connecting rod 19 is fixedly connected to a second mounting plate 7, a plurality of bristles 6 are fixedly connected to a top of the second mounting plate 7, the bristles 6 are matched with a filter screen 12 for use, a servo motor 13 is started, an output shaft of the servo motor 13 drives a plurality of fan blades 11 to rotate, and then gas is sucked through the air inlet pipe 3, impurities are filtered by the filter screen 12, and blocking is avoided.

In one aspect of this embodiment, as shown in fig. 3-4, the plugging assembly includes a fixing rod 17 fixedly connected inside the air outlet pipe 5, two sleeves 15 are rotatably sleeved on the outer wall of the fixing rod 17, one end of each sleeve 15 is fixedly connected with a semicircular baffle 4, two symmetrically arranged fixing cylinders 16 are fixedly sleeved on the outer wall of the fixing rod 17, one torsion spring 18 is fixedly connected between the inner wall of one side of each fixing cylinder 16 and one side of each sleeve 15, the torsion spring 18 is sleeved on the fixing rod 17, and air outlet is discharged from the inside of the air outlet pipe 5 and can push the two semicircular baffles 4 to normally realize the air exhaust process; meanwhile, when the semicircular baffle 4 rotates, the sleeve 15 can be driven to rotate, the torsion spring 18 is twisted, and when air outlet is not needed, the semicircular baffle 4 can rotate under the torsion of the torsion spring 18.

Example two

Improvement on the basis of the first embodiment: referring to fig. 2, an electromagnetic clutch 9 is fixedly connected to an inner wall of one side of the housing 1, an input shaft of the electromagnetic clutch 9 is fixedly connected with one end of a second rotating shaft 10, an output shaft of the electromagnetic clutch 9 is fixedly connected with one end of a first rotating shaft 8, meanwhile, when a filter screen 12 needs to be cleaned, the electromagnetic clutch 9 can be electrified, and then power of the second rotating shaft 10 can be transmitted to the first rotating shaft 8, the first rotating shaft 8 drives a connecting rod 19 to rotate, the connecting rod 19 drives a second mounting plate 7 to rotate, the second mounting plate 7 drives bristles 6 to rotate, and then the filter screen 12 can be cleaned, meanwhile, when the air inlet pipe 3 needs to control air inlet, the second mounting plate 7 can be stopped under the proper air inlet pipe 3, air inlet is avoided, when the second mounting plate 7 does not stop under the two air inlet pipes 3, air can be sucked from the inside the two air inlet pipes 3, and meanwhile, the air inlet pipe 3 can be rotated out, and impurities on the filter screen 12 can be cleaned.

Example III

Improvement on the basis of the first embodiment: referring to fig. 1, a limiting ring 14 is fixedly connected to the inner wall of the air outlet pipe 5, and the limiting ring 14 is matched with the semicircular baffle 4 for use.

The technical scheme of the utility model comprises the following use flows and working principles:

when the air exhaust device is used, the servo motor 13 is started, the output shaft of the servo motor 13 drives the fan blades 11 to rotate, air is further sucked through the air inlet pipe 3, impurities are filtered by the filter screen 12, blocking is avoided, air outlet is discharged from the inside of the air outlet pipe 5, and the two semicircular baffles 4 can be pushed to normally realize the air exhaust process; meanwhile, when the semicircular baffle 4 rotates, the sleeve 15 is driven to rotate, the torsion spring 18 is twisted, and when air outlet is not needed, the semicircular baffle 4 can rotate under the torsion of the torsion spring 18;

simultaneously when needs clearance filter screen 12, can switch on electromagnetic clutch 9, and then the power of second pivot 10 can transmit for first pivot 8, first pivot 8 drives connecting rod 19 and rotates, connecting rod 19 drives second mounting panel 7 and rotates, second mounting panel 7 drives brush hair 6 and rotate, and then can clear up filter screen 12, simultaneously when the intake pipe 3 of needs control air inlet, can stop second mounting panel 7 under suitable intake pipe 3, avoid admitting air, when second mounting panel 7 does not stop in the below of two intake pipes 3, can follow two intake pipes 3 inside simultaneously and admit air, intake pipe 3 can roll out, impurity on the filter screen 12 can be cleared up at this moment.

It should be noted that in the description of the present specification, descriptions such as "first", "second", etc. are merely for distinguishing features, and not in an actual order or sense of orientation, and the present utility model is not limited thereto.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. A split ventilation fan, comprising:

the novel air conditioner comprises a shell (1), wherein two through holes which are symmetrically arranged are formed in the top of the shell (1), an air inlet pipe (3) is connected to the inner threads of the through holes, a filter screen (12) is arranged in the air inlet pipe (3), a servo motor (13) is arranged on the inner wall of the bottom of the shell (1), a second rotating shaft (10) is fixedly connected to an output shaft of the servo motor (13), fan blades (11) are arranged on the outer wall of the second rotating shaft (10), and a cleaning assembly used for cleaning the filter screen (12) is arranged on the inner wall of the top of the shell (1);

one side of the shell (1) is fixedly communicated with an air outlet pipe (5), and a plugging component for preventing air from flowing back is arranged in the air outlet pipe (5).

2. The split ventilator according to claim 1, wherein the cleaning assembly comprises a first rotating shaft (8) rotatably connected to an inner wall of a top of the housing (1), a connecting rod (19) is fixedly connected to an outer wall of the first rotating shaft (8), one end of the connecting rod (19) is fixedly connected to a second mounting plate (7), a plurality of bristles (6) are fixedly connected to a top of the second mounting plate (7), and the bristles (6) are matched with the filter screen (12).

3. The split type ventilator according to claim 1, wherein the plugging assembly comprises a fixing rod (17) fixedly connected inside the air outlet pipe (5), two sleeves (15) are sleeved on the outer wall of the fixing rod (17) in a rotating mode, one end of each sleeve (15) is fixedly connected with a semicircular baffle (4), two symmetrically arranged fixing cylinders (16) are fixedly sleeved on the outer wall of each fixing rod (17), one torsion spring (18) is fixedly connected between one side inner wall of each fixing cylinder (16) and one side of each sleeve (15), and each torsion spring (18) is sleeved on each fixing rod (17).

4. The split ventilator according to claim 1, wherein an electromagnetic clutch (9) is fixedly connected to an inner wall of one side of the housing (1), an input shaft of the electromagnetic clutch (9) is fixedly connected to one end of the second rotating shaft (10), and an output shaft of the electromagnetic clutch (9) is fixedly connected to one end of the first rotating shaft (8).

5. The split type ventilator according to claim 1, wherein the inner wall of the air outlet pipe (5) is fixedly connected with a limiting ring (14), and the limiting ring (14) is matched with the semicircular baffle plate (4).

6. A split ventilator according to claim 1, wherein the top and bottom of the housing (1) are fixedly connected with a first mounting plate (2).