CN220396084U

CN220396084U - Fan impeller structure

Info

Publication number: CN220396084U
Application number: CN202322074162.7U
Authority: CN
Inventors: 薛佩锦
Original assignee: Shanghai Yingda Blower Co ltd
Current assignee: Shanghai Yingda Blower Co ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-01-26
Anticipated expiration: 2033-08-03

Abstract

The utility model relates to a fan impeller technical field specifically is a fan impeller structure, including fixed internal thread section of thick bamboo, rim plate and blade, be equipped with equipment mechanism on rim plate and the blade, equipment mechanism includes fixed mounting in the solid fixed ring of rim plate upper surface, T type draw-in groove has been seted up to solid fixed ring side surface, gu fixed ring keeps away from rim plate one side surface fixed mounting and has fixed external thread section of thick bamboo, the fixed slot has been seted up on the rim plate surface, the blade is close to solid fixed ring one side surface fixed mounting and has T type fixture block, the blade is close to rim plate upper surface one side surface fixed mounting and has the fixed pin. This fan impeller structure is equipped with equipment mechanism through on rim plate and blade, is connected through the mode of assembling between blade and the rim plate, can assemble single blade on the rim plate, is convenient for change single blade, does not need to change whole impeller when the blade appears damaging, greatly reduced cost of maintenance.

Description

Fan impeller structure

Technical Field

The application relates to the technical field of fan impellers, in particular to a fan impeller structure.

Background

The fan is a machine which relies on input mechanical energy to improve gas pressure and discharge gas, and mainly comprises an impeller, a shell, an air inlet, an adjusting station and a transmission part, is driven fluid machinery, and is widely used for ventilation, dust discharge and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, and ventilation and air induction of boilers and industrial furnaces; cooling and ventilation in air-conditioning devices and household appliances; drying and selecting grains, inflating and propelling wind tunnel wind source and air cushion ship, etc.

But all be hard fixed connection between current fan impeller rim plate and the blade, can't change the blade alone, if damage appears in a blade then need change whole impeller, cost of maintenance is higher.

Disclosure of Invention

To the not enough of prior art, this application provides a fan impeller structure, possesses the advantage of being convenient for change to the blade alone, has solved all to be hard fixed connection between current fan impeller rim plate and the blade, can't change the blade alone, if damage then needs to change whole impeller appears in a blade, cost of maintenance higher problem.

In summary, the present application provides the following technical solutions: the fan impeller structure comprises a fixed internal thread cylinder, a wheel disc and blades, wherein an assembling mechanism is arranged on the wheel disc and the blades;

the assembly mechanism comprises a fixed ring fixedly mounted on the upper surface of the wheel disc, a T-shaped clamping groove is formed in the side surface of the fixed ring, a fixed external thread cylinder is fixedly mounted on one side surface of the wheel disc, a fixed groove is formed in the surface of the wheel disc, a T-shaped clamping block is fixedly mounted on one side surface of the blade, which is close to the fixed ring, a fixed pin is fixedly mounted on one side surface of the upper surface of the wheel disc, the internal shape and the size of the T-shaped clamping groove are matched with the external shape and the size of the T-shaped clamping block, and the internal shape and the size of the fixed groove are matched with the external shape and the size of the fixed pin.

Further, the T-shaped clamping groove is communicated with the top surface of the fixing ring.

Further, the number of the T-shaped clamping grooves and the number of the fixing grooves are multiple, and the T-shaped clamping grooves and the fixing grooves are in one-to-one correspondence.

Further, the thickness of the wall of the fixed internal thread cylinder is larger than or equal to the distance between the outer side surface of the fixed ring and the outer side surface of the fixed external thread cylinder.

Further, the length of the blade is less than the radius of the disk.

Further, the intervals between two adjacent blades are equal.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this fan impeller structure through be equipped with equipment mechanism on rim plate and blade, is connected through the mode of assembling between blade and the rim plate, can assemble single blade on the rim plate, is convenient for change single blade, does not need to change whole impeller when the blade appears damaging, greatly reduced cost of maintenance, all be hard fixed connection between current fan impeller rim plate and the blade, can't change the blade alone, if damage then need change whole impeller appears in a blade, cost of maintenance is higher problem.

Drawings

Fig. 1 is a schematic overall view of the present utility model.

FIG. 2 is a schematic illustration of the connection of a disk to a blade in accordance with the present utility model.

Fig. 3 is a schematic diagram of a wheel disc of the present utility model.

Fig. 4 is a schematic view of a blade according to the utility model.

Fig. 5 is a schematic view of a fixed internal thread cylinder of the present utility model.

FIG. 6 is a schematic view of the attachment of the retaining ring to the retaining pin cartridge of the present utility model.

Reference numerals illustrate:

1. fixing an internal thread cylinder; 2. a wheel disc; 3. a blade; 4. a fixing ring; 5. a T-shaped clamping groove; 6. fixing an external thread cylinder; 7. a fixing groove; 8. a T-shaped clamping block; 9. a fixing pin; 10. and a limit groove.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

Referring to fig. 1-6, in this embodiment, a fan impeller structure includes a fixed internal thread cylinder 1, a wheel disc 2 and blades 3, the distance between two adjacent blades 3 is equal, the length of each blade 3 is smaller than the radius of the wheel disc 2, an assembling mechanism is arranged on the wheel disc 2 and the blades 3, the assembling mechanism includes a fixing ring 4 fixedly mounted on the upper surface of the wheel disc 2, a T-shaped clamping groove 5 is formed on the side surface of the fixing ring 4, the T-shaped clamping groove 5 is communicated with the top surface of the fixing ring 4, a fixed external thread cylinder 6 is fixedly mounted on one side surface of the fixing ring 4 far away from the wheel disc 2, the fixed internal thread cylinder 1 is matched with the fixed external thread cylinder 6, the thickness of the cylinder wall of the fixed internal thread cylinder 1 is greater than or equal to the distance between the outer side surface of the fixing ring 4 and the outer side surface of the fixed external thread cylinder 6, the blades 3 are fixedly mounted with T-shaped clamping blocks 8,T, the inner shape of the T-shaped clamping blocks 5 are matched with the outer shape of the T-shaped clamping grooves 8, the fixing pins are conveniently mounted on one side surfaces of the fixing ring 3 close to the fixing ring 4, the inner shape of the T-shaped clamping grooves 5 are fixedly mounted on the inner side surfaces of the fixing ring 5 and are respectively corresponding to the T-shaped clamping grooves 7 and the inner side surfaces of the fixing grooves 7 and 7 are fixedly mounted on the inner side surfaces of the fixing ring 9.

The outer diameter of the fixed female screw cylinder 1 in this embodiment is the same as the outer diameter of the fixing ring 4.

The working principle of the embodiment is as follows:

during the use, in the T type draw-in groove 5 with the T type fixture block 8 card of fixed ring 4 side surface on the blade 3, insert the fixed pin 9 on the blade 3 in the fixed slot 7 on rim plate 2 surface, screw up fixed internal thread section of thick bamboo 1 to fixed external thread section of thick bamboo 6 again, can fix fixed internal thread section of thick bamboo 1 at the top of T type fixture block 8 to can prevent through fixed internal thread section of thick bamboo 1 that T type fixture block 8 from breaking away from in T type draw-in groove 5, and then can accomplish the equipment of rim plate 2 and blade 3, convenient to use is swift.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fan impeller structure, includes fixed internal thread section of thick bamboo (1), rim plate (2) and blade (3), its characterized in that: the wheel disc (2) and the blades (3) are provided with an assembling mechanism;

the assembly mechanism comprises a fixed ring (4) fixedly mounted on the upper surface of the wheel disc (2), a T-shaped clamping groove (5) is formed in the side surface of the fixed ring (4), a fixed external thread cylinder (6) is fixedly mounted on one side surface of the fixed ring (4) away from the wheel disc (2), a fixed groove (7) is formed in the surface of the wheel disc (2), a T-shaped clamping block (8) is fixedly mounted on one side surface of the blade (3) close to the fixed ring (4), a fixed pin (9) is fixedly mounted on one side surface of the blade (3) close to the upper surface of the wheel disc (2), the internal shape of the T-shaped clamping groove (5) is matched with the external shape of the T-shaped clamping block (8), and the internal shape of the fixed groove (7) is matched with the external shape of the fixed pin (9), and the internal thread cylinder (1) is matched with the fixed external thread cylinder (6).

2. A fan impeller structure according to claim 1, wherein: the T-shaped clamping groove (5) is communicated with the top surface of the fixed ring (4).

3. A fan impeller structure according to claim 1, wherein: the number of the T-shaped clamping grooves (5) and the number of the fixing grooves (7) are multiple, and the T-shaped clamping grooves (5) and the fixing grooves (7) are in one-to-one correspondence.

4. A fan impeller structure according to claim 1, wherein: the thickness of the wall of the fixed internal thread cylinder (1) is larger than or equal to the interval between the outer side surface of the fixed ring (4) and the outer side surface of the fixed external thread cylinder (6).

5. A fan impeller structure according to claim 1, wherein: the length of the blade (3) is smaller than the radius of the wheel disc (2).

6. A fan impeller structure according to claim 1, wherein: the spacing between two adjacent blades (3) is equal.