CN218062725U

CN218062725U - Centrifugal fan convenient to installation maintenance

Info

Publication number: CN218062725U
Application number: CN202221095885.4U
Authority: CN
Inventors: 方胜良; 陈娟利; 徐旌; 罗恩光
Original assignee: Shaoxing Shangyu Shangli Fan Co ltd
Current assignee: Shaoxing Shangyu Shangli Fan Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-12-16
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses a centrifugal fan convenient to installation maintenance, the on-line screen storage device comprises a base, the front end of base is provided with fixed establishment, installs motor drive's wind wheel on the base and carries out centrifugal air supply through the wind gap, fixed establishment includes the mount, and the rear end of mount is provided with the link, the control flume has been seted up to the upper end of link, the restriction groove has been seted up to the rear end of link, the adjustment tank has been seted up to the upper end of mount, the inboard activity of adjustment tank is provided with the adjustable shelf. Centrifugal fan structure, through the removal operation of parts such as pulling handle, limiting plate, control lever, can be nimble convenient carry out the operation fixed and separate to fixed establishment, do benefit to the efficiency that improves the workman and dismantle maintenance work.

Description

Centrifugal fan convenient to installation maintenance

Technical Field

The utility model relates to a centrifugal fan technical field, in particular to centrifugal fan convenient to installation maintenance.

Background

Centrifugal fans are machines that rely on input mechanical energy to increase gas pressure and discharge gas. The air-cooling device is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships, buildings and the like, ventilation and induced air of boilers and industrial furnaces and kilns and the like; traditional centrifugal fan is when periodic maintenance, owing to install in assigned position department with the multiunit fixed screw to when periodic maintenance, need the workman to twist multiunit fixed screw, thereby dismantle, owing to under the maintenance condition many times, make the smooth silk of fixed screw, so lead to the fixed effect of fixed screw to become invalid, thereby be not convenient for the workman to install centrifugal fan.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a centrifugal fan convenient for installation and maintenance, which can effectively solve the problems in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a centrifugal fan convenient to installation maintenance, includes the base, the front end of base is provided with fixed establishment, be equipped with the motor of drive wind wheel on the base, fixed establishment sets up the mount at the base front end including the activity, one side activity that the rear end of mount is close to the base is provided with the link, the control tank has been seted up to the upper end of link, the restriction groove has been seted up to the rear end of link, the adjustment tank has been seted up to the upper end of mount, the inboard activity of adjustment tank is provided with the adjustable shelf, the fixed control lever that is provided with in rear end of adjustable shelf, the outside activity of control lever is provided with the spring, the inboard activity in restriction groove is provided with the limiting plate.

Preferably, the upper end of the limiting plate is fixedly provided with a handle, the rear end of the control rod is fixedly provided with a limiting block, one end of the fixing frame is fixedly provided with a connecting plate, and the internal thread of the connecting plate is provided with a threaded bolt.

Preferably, the one end of link and the one end fixed connection of base, the inside activity of adjustable shelf is provided with the loose axle, the loose axle extends to the inside of mount, fixed connection between loose axle and the mount, the inboard and the control lever sliding connection of limiting plate.

Preferably, the front end of the spring is fixedly connected with the rear end of the movable frame, the rear end of the spring is fixedly connected with the front end of the limiting plate, and a plurality of groups of fixing mechanisms are arranged.

Preferably, the fixed support frame that is provided with in upper end of base, the fixed main wind frame that is provided with in upper end of support frame, the front end installation motor of main wind frame, the wind wheel is installed and is driven through the motor to the inboard of main wind frame, the fixed equipment box that is provided with of upside that the front end of main wind frame is close to the motor for control the motor, the wind gap has been seted up to the one end of main wind frame.

Compared with the prior art, the utility model discloses following beneficial effect has:

make the restriction board remove and make control lever extension spring along the control lever through the pulling handle, thereby upwards pull the restriction board again simultaneously and make the control lever drive the adjustable shelf and use the loose axle as the rotation of axes, can reach the workman of being convenient for and dismantle the purpose of carrying out maintenance work to avoid dismantling the smooth silk that fixed screw leads to, the condition of being not convenient for the installation takes place.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the fixing mechanism of the present invention;

FIG. 3 is a schematic view of a partial structure of the fixing mechanism of the present invention;

fig. 4 is an exploded view of the restrictor plate portion of the present invention.

In the figure: 1. a base; 2. a support frame; 3. a main wind frame; 4. a motor; 5. a wind wheel; 6. an equipment box; 7. A fixing mechanism; 71. a fixed mount; 72. a connecting plate; 73. a threaded bolt; 74. a connecting frame; 75. a control slot; 76. a limiting groove; 77. an adjustment groove; 78. a movable frame; 79. a movable shaft; 710. a control lever; 711. a spring; 712. a limiting plate; 713. a handle; 714. a limiting block; 8. and (4) a tuyere.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the technical proposal of the utility model is further explained by combining the specific implementation mode.

As shown in fig. 1-4, a centrifugal fan convenient to install and maintain comprises a base 1, wherein a fixing mechanism 7 is arranged at the front end of the base 1, specifically, a support frame 2 is fixedly arranged at the upper end of the base 1, a main air frame 3 is fixedly arranged at the upper end of the support frame 2, a motor 4 is arranged at the front end of the main air frame 3, a wind wheel 5 driven to rotate by the motor 4 is arranged on the inner side of the main air frame 3, an equipment box 6 is fixedly arranged at the upper side, close to the motor 4, of the front end of the main air frame 3, equipment such as a control box is arranged inside the equipment box and used for controlling the motor 4 to operate and supplying power to the motor 4 through cables, an air port 8 is formed in one end of the main air frame 3, and the position of the air port 8 is the tangential direction of the wind wheel 5 as shown in the figure. In use, the motor 4 is started to drive the wind wheel 5 to rotate in the inner side of the main wind frame 3, and the wind is blown out through the wind opening 8, so that the aim of facilitating air exhaust can be achieved.

Specifically, the fixing mechanism 7 includes a fixing frame 71 movably disposed at the front end of the base 1, a connecting frame 74 is movably disposed at one side of the rear end of the fixing frame 71 close to the base 1, one end of the connecting frame 74 is fixedly connected with one end of the base 1, a control groove 75 is disposed at the upper end of the connecting frame 74, a limiting groove 76 is disposed at the rear end of the connecting frame 74, an adjusting groove 77 is disposed at the upper end of the fixing frame 71, a movable frame 78 is movably disposed at the inner side of the adjusting groove 77, a movable shaft 79 is movably disposed inside the movable frame 78, a control rod 710 is fixedly disposed at the rear end of the movable frame 78, a spring 711 is movably disposed at the outer side of the control rod 710, a limiting plate 712 is movably disposed at the inner side of the limiting groove 76, a handle 713 is fixedly disposed at the upper end of the limiting plate 712, a limiting block 714 is fixedly disposed at the rear end of the control rod 710, a connecting plate 72 is fixedly disposed at one end of the fixing frame 71, a threaded bolt 73 is disposed inside of the connecting plate 72, and the fixing frame 71 can be fixedly disposed at an external mounting position such as a substrate by the threaded bolt 73.

Furthermore, the movable shaft 79 extends into the fixed frame 71, the movable shaft 79 is fixedly connected with the fixed frame 71, the limiting plate 712 is slidably connected with the control rod 710, the front end of the spring 711 is fixedly connected with the rear end of the movable frame 78, the rear end of the spring 711 is fixedly connected with the front end of the limiting plate 712, and the shape of the base 1 is generally rectangular, so four groups of fixing mechanisms 7 can be arranged at four corners.

When the fixing device is fastened, the handle 713 is pulled, so that the handle 713 drives the limiting plate 712 to move along the control rod 710, the limiting plate 712 stretches the spring 711, and pushes the limiting plate 712 downwards, so that the control rod 710 drives the movable frame 78 to rotate around the movable shaft 79, the handle 713 is loosened, the spring 711 is contracted inwards under the elastic action, the spring 711 drives the limiting plate 712 to move, the limiting plate 712 is clamped in the inner side of the limiting groove 76, and the connecting frame 74 and the fixed frame 71 are in a fixed relation; when maintenance and disassembly are required to be performed regularly, the handle 713 is operated in a reverse direction, the handle 713 is pulled first, so that the handle 713 drives the limiting plate 712 to move along the control rod 710, the limiting plate 712 stretches the spring 711, then the limiting plate 712 is pulled upwards, so that the control rod 710 drives the movable frame 78 to rotate around the movable shaft 79 as an axis, and the movable relation between the connecting frame 74 and the fixed frame 71 is restored, so that disassembly for subsequent related operations can be realized, and the purpose of facilitating disassembly for maintenance and disassembly of workers is achieved.

The working principle is as follows: when the wind wheel is installed for the first time, a worker firstly carries the base 1 to a specified position (on an external installation base or a base plate), then places the fixing frame 71 against the base 1, so that the front end of the connecting frame 74 is in contact with the rear end of the fixing frame 71, the fixing frame 71 is connected and spliced with the connecting frame 74, then screws the threaded bolt 73 into the connecting plate 72, screws the threaded bolt 73 into the specified position, and then completes installation, and then starts the motor 4 (for example, the model can be Y2-90L series), so that the motor 4 drives the wind wheel 5 to rotate in the inner side of the main wind frame 3, and the wind is blown out through the wind port 8 to complete the centrifugal wind supply requirement; when disassembly and re-assembly are required, the handle 713 and the limiting plate 712 may be operated in the manner described above.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a centrifugal fan convenient to installation maintenance, includes base (1), the front end of base (1) is provided with fixed establishment (7), be equipped with motor (4) of drive wind wheel (5) on base (1), its characterized in that: fixed establishment (7) are including mount (71), the rear end of mount (71) is provided with link (74), control tank (75) have been seted up to the upper end of link (74), restriction groove (76) have been seted up to the rear end of link (74), adjustment tank (77) have been seted up to the upper end of mount (71), the inboard activity of adjustment tank (77) is provided with adjustable shelf (78), the rear end of adjustable shelf (78) is fixed and is provided with control lever (710), the outside activity of control lever (710) is provided with spring (711), the inboard activity of restriction groove (76) is provided with limiting plate (712).

2. The centrifugal fan convenient to install and maintain according to claim 1, characterized in that: the rear end of the control rod (710) is fixedly provided with a limiting block (714), one end of the fixing frame (71) is fixedly provided with a connecting plate (72), and the internal thread of the connecting plate (72) is provided with a threaded bolt (73).

3. The centrifugal fan convenient to install and maintain according to claim 2, characterized in that: the utility model discloses a portable electronic device, including pedestal (71), the one end of link (74) and the one end fixed connection of base (1), the inside activity of adjustable shelf (78) is provided with loose axle (79), loose axle (79) extend to the inside of mount (71), fixed connection between loose axle (79) and mount (71), the outside sliding connection of limiting plate (712) and control lever (710).

4. The centrifugal fan convenient to install and maintain according to claim 2, characterized in that: and two ends of the spring (711) are fixedly connected with the movable frame (78) and the limiting plate (712) respectively.

5. The centrifugal fan convenient to install and maintain according to claim 1, characterized in that: the wind wheel support is characterized in that a support frame (2) is fixedly arranged at the upper end of the base (1), a main wind frame (3) is fixedly arranged at the upper end of the support frame (2), a motor (4) is installed at the front end of the main wind frame (3), and a wind wheel (5) is installed on the inner side of the main wind frame (3).

6. The centrifugal fan convenient to install and maintain of claim 5, wherein: an equipment box (6) is fixedly arranged at the upper side, close to the motor (4), of the front end of the main air frame (3), and an air port (8) is formed in one end of the main air frame (3).