CN219119483U

CN219119483U - Air duct fan

Info

Publication number: CN219119483U
Application number: CN202320220591.8U
Authority: CN
Inventors: 张建训
Original assignee: Qingdao Anshun Chengye Transportation Equipment Development Co ltd
Current assignee: Qingdao Anshun Chengye Transportation Equipment Development Co ltd
Priority date: 2023-02-15
Filing date: 2023-02-15
Publication date: 2023-06-02
Anticipated expiration: 2033-02-15

Abstract

The utility model discloses an air duct fan, which comprises an air duct, wherein one side of the air duct is provided with a slotted hole, a fixed plate is fixedly connected to the air duct in the slotted hole, a slide way is arranged in the fixed plate and matched with a pulley on a fan frame, one side of the fan frame is fixedly connected with a handle, and the handle and a locking structure can enable the fan frame to be locked and fixed.

Description

Air duct fan

Technical Field

The utility model relates to the technical field of fans, in particular to an air duct fan.

Background

The air duct fan is an important power device in the ventilation system and is used for providing continuous air flow, and the main function of the air duct fan on the motor train unit is to convey and distribute treated fresh air to each passenger room of the motor train unit, and simultaneously, dirty air in the passenger room can be discharged to the outside.

The utility model discloses a multi-channel cooling fan, such as the one disclosed in the patent publication No. CN215521324U, which can drive the air flow to flow into the impeller air channel when the turbine blades rotate and move in the impeller air channel, and discharge a large amount of air flow when the air flow moves to the position of the first air outlet, so as to cool the main heat source, and the redundant air flow continuously advances to the position of the second air outlet and is discharged to the auxiliary heat source for cooling, thereby improving the wind energy utilization rate.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides an air duct fan which can solve the technical problems that the fan component is wholly arranged in a pipeline, and when the fan component is damaged due to faults, the fan component is inconvenient to detach and install, so that the maintenance efficiency is reduced.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an air duct fan, includes the air pipe, the slotted hole has been seted up to air pipe one side, fixedly connected with fixed plate on the air pipe in the slotted hole, be provided with the slide in the fixed plate, the slide cooperatees with the pulley on the fan framework, fan framework one side fixedly connected with handle, handle and locking structure can make the fan framework lock fixedly.

As a preferred technical solution of the present utility model, the locking structure includes the following: the utility model discloses a ventilating duct, including ventilating duct, connecting rod, baffle, limiting plate, handle, locating slot, air pipe, connecting rod one side fixedly connected with, the one end fixedly connected with baffle of connecting rod, rotate on the connecting rod and be connected with the limiting plate, the limiting plate mutually supports with the spacing groove on the handle.

As a preferable technical scheme of the utility model, a fan assembly is arranged in the fan frame body.

As a preferable embodiment of the present utility model, the fan assembly is provided with a battery device.

As a preferable technical scheme of the utility model, one side of the ventilating duct is provided with a protective net frame.

As a preferable technical scheme of the utility model, the protective screen frame is fixedly connected with a fixed block, the ventilating duct is fixedly connected with a threaded column, the threaded column penetrates through the fixed block, and the threaded column is in threaded connection with a locking nut.

Compared with the prior art, the utility model has the following beneficial effects: when the fan part in the wind channel takes place to damage, can rotate the limiting plate along the connecting rod, make the limiting plate leave the spacing groove on the handle, can make the pulley on the fan framework outwards remove along the slide through pulling the handle until taking out the fan framework, when needs installation, only need hold the handle inwards promote, after pushing to suitable position, rotate the limiting plate and make it put into the spacing inslot to fix the fan framework, dismantlement and installation to the fan that can be very convenient through the device improves maintenance efficiency.

Drawings

FIG. 1 is a schematic diagram of a front view of a ventilation duct according to the present utility model;

FIG. 2 is a schematic side view of the ventilating duct according to the present utility model;

FIG. 3 is a schematic diagram of a front view of a fan housing according to the present utility model;

FIG. 4 is a schematic view of the structure of the present utility model shown in FIG. 1 at a partially enlarged scale;

FIG. 5 is a schematic view of a partially enlarged structure of the present utility model at B in FIG. 1;

FIG. 6 is a schematic view of a partially enlarged structure of the present utility model at C in FIG. 1;

wherein: 1. a ventilation duct; 2. a slot hole; 3. a fixing plate; 4. a slideway; 5. a fan frame; 6. a pulley; 7. a handle; 8. a connecting rod; 9. a baffle; 10. a limiting plate; 11. a limit groove; 12. a fan assembly; 13. a battery device; 14. a protective screen frame; 15. a fixed block; 16. a threaded column; 17. and (5) locking the nut.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.

Examples

The air duct fan is an important power device in a ventilation system in the motor train unit, so that air inside and outside the motor train can be exchanged, the existing air duct fan is not easy to detach and install in an air duct, and the installation efficiency of the air duct fan can be greatly improved through the device of the scheme.

Referring to fig. 1, 3 and 4, the present utility model provides an air duct fan, wherein a fan assembly 12 is disposed in a fan frame 5, a battery device 13 is disposed on the fan assembly 12, a protection screen frame 14 is disposed on one side of a ventilation duct 1, a fixing block 15 is fixedly connected to the protection screen frame 14, a threaded column 16 is fixedly connected to the ventilation duct 1, the threaded column 16 passes through the fixing block 15, and a locking nut 17 is screwed to the threaded column 16.

When the fan assembly is used, the battery device 13 on the fan assembly 12 can provide power for the fan, the threaded column 16 fixedly connected on the ventilation pipeline 1 penetrates through the fixing block 15 on the protection screen frame 14, the fixing block 15 and the protection screen frame 14 can be tightly fixed on the ventilation pipeline 1 through the locking nut 17, and meanwhile, the protection screen frame 14 can play a certain role in protecting the ventilation pipeline 1.

As a further implementation manner of this embodiment, as shown in fig. 1-6, a slot hole 2 is formed on one side of the ventilation pipeline 1, a fixing plate 3 is fixedly connected to the ventilation pipeline 1 in the slot hole 2, a slide way 4 is arranged in the fixing plate 3, the slide way 4 is matched with a pulley 6 on a fan frame 5, a handle 7 is fixedly connected to one side of the fan frame 5, and the handle 7 and the locking structure can enable the fan frame 5 to be locked and fixed; the locking structure comprises the following steps: the fixed surface on one side of the ventilating duct 1 is connected with a connecting rod 8, one end of the connecting rod 8 is fixedly connected with a baffle 9, the connecting rod 8 is rotationally connected with a limiting plate 10, and the limiting plate 10 is matched with a limiting groove 11 on the handle 7.

When the air duct fan is required to be disassembled and maintained, the limiting plate 10 can be rotated along the connecting rod 8, the limiting plate 10 is separated from the limiting groove 11 on the handle 7, then the pulley 6 on the fan frame 5 can be outwards moved along the slideway 4 by pulling the handle 7 until the fan frame 5 is taken out for maintenance, when the air duct fan is required to be installed, the handle 7 is only required to be held to be inwards pushed, after the air duct fan is pushed to a proper position, the limiting plate 10 is rotated to be placed in the limiting groove 11, the fan frame 5 can be fixed, and the disassembling and installing efficiency of the air duct fan can be greatly improved.

The specific working principle is as follows: when the air duct fan is used, the protective screen frame 14 can play a role in protecting objects from extending into a pipeline, the fan assembly 12 is damaged, the battery device 13 on the fan assembly 12 can provide power for the fan, meanwhile, the pulley 6 arranged on the fan frame 5 is matched with the slideway 4, so that the force can be saved more when the air duct fan is pulled, the limiting plate 10 is rotated along the connecting rod 8, the limiting plate 10 is separated from the limiting groove 11 on the handle 7, the pulley 6 on the fan frame 5 can be outwards moved along the slideway 4 until the fan frame 5 is taken out by pulling the handle 7, when the air duct fan needs to be installed, only the handle 7 is needed to be held to be inwards pushed, then the limiting plate 10 is rotated to be placed into the limiting groove 11, and the fan frame 5 is fixed, so that the air duct fan can be quickly disassembled and installed finally.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An air duct fan, comprising a ventilation duct (1), characterized in that: the utility model discloses a fan frame, including fan frame (5), air pipe (1), slotted hole (2) have been seted up to air pipe (1) one side, fixedly connected with fixed plate (3) on air pipe (1) in slotted hole (2), be provided with slide (4) in fixed plate (3), slide (4) cooperate with pulley (6) on fan frame (5), fan frame (5) one side fixedly connected with handle (7), handle (7) and locking structure can make fan frame (5) lock fixedly.

2. The duct fan of claim 1, wherein: the locking structure comprises the following steps: the novel ventilating duct is characterized in that a connecting rod (8) is fixedly connected to one side surface of the ventilating duct (1), a baffle (9) is fixedly connected to one end of the connecting rod (8), a limiting plate (10) is rotatably connected to the connecting rod (8), and the limiting plate (10) is matched with a limiting groove (11) in the handle (7).

3. The duct fan of claim 1, wherein: a fan assembly (12) is arranged in the fan frame body (5).

4. A tunnel fan according to claim 3, wherein: the fan assembly (12) is provided with a battery device (13).

5. The duct fan of claim 1, wherein: a protective screen frame (14) is arranged on one side of the ventilation pipeline (1).

6. The air duct fan of claim 5, wherein: fixed block (15) is fixedly connected to the protective screen frame (14), threaded column (16) is fixedly connected to the ventilating duct (1), the threaded column (16) penetrates through the fixed block (15), and locking nuts (17) are connected to the threaded column (16) in a threaded mode.