CN213684673U

CN213684673U - Centrifugal fan impeller with front turbulent device for improving flow velocity

Info

Publication number: CN213684673U
Application number: CN202022606001.4U
Authority: CN
Inventors: 邵乾
Original assignee: Wuxi Shaoshi Technology Co ltd
Current assignee: Wuxi Shaoshi Technology Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-07-13
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses a leading turbulent device improves centrifugal fan impeller of velocity of flow, which comprises a fixed base, one side of fixing base is equipped with the fixed slot, the inner wall that fixing base one side is located the fixed slot rotates and is connected with the dwang, the first fluted disc of one end fixedly connected with of dwang, first fluted disc one side is located the inner wall fixedly connected with second fluted disc of fixed slot, dwang one end is located the inboard fixedly connected with slider of first fluted disc, the first spring of slider one end fixedly connected with. The utility model discloses a set up dwang, first bevel gear and stopper, when needs install the flabellum, through the fixed block inboard of placing the flabellum, through rotating the dwang this moment, the dwang passes through slider, connecting rod, first bevel gear, second bevel gear, lead screw, push rod and drives fixed block and stopper to the inside side movement for the stopper card advances the inner wall of spacing groove, effectively fixes the flabellum.

Description

Centrifugal fan impeller with front turbulent device for improving flow velocity

Technical Field

The utility model relates to a fan wheel makes technical field, concretely relates to leading turbulent device improves centrifugal fan impeller of velocity of flow.

Background

The centrifugal fan is a driven fluid machine which increases the gas pressure and discharges gas by means of input mechanical energy, and is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and draught of boilers and industrial furnaces; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grains; wind tunnel wind source and air cushion boat inflation and propulsion.

However, when the impeller is actually used, the traditional centrifugal fan impeller is mostly welded and connected, the manufacturing process difficulty is high, after the impeller is used for a long time, a large amount of impurities such as dust and the like are adhered to the impeller, the performance and the flow rate of the fan are influenced, and the impeller is not easy to clean,

therefore, it is necessary to provide a centrifugal fan impeller with a pre-turbulating device to improve the flow velocity to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a leading turbulent device improves centrifugal fan impeller of velocity of flow, through setting up the dwang, first bevel gear and stopper, effectively fix the flabellum, press the dwang to make first fluted disc and second fluted disc in close contact with to a side motion this moment, fix the dwang, through pressing the slide bar this moment, the slide bar drives the first rack of second rack break away from contact, the dead lever pops out under the effect of second spring this moment, fix the dwang, the reinforcing is fixed to the dwang, effectively prevent when the flabellum is high-speed rotatory, the vibration makes the dwang not hard up, thereby lead to the flabellum to break away from, with the above-mentioned weak point in the solution technique.

In order to achieve the above object, the present invention provides the following technical solutions: a centrifugal fan impeller with a preposed turbulent fluidization device for improving flow velocity comprises a fixed seat, wherein one side of the fixed seat is provided with a fixed groove, the inner wall of one side of the fixed seat, which is positioned at the fixed groove, is rotatably connected with a rotating rod, one end of the rotating rod is fixedly connected with a first fluted disc, one side of the first fluted disc, which is positioned at the inner wall of the fixed groove, is fixedly connected with a second fluted disc, one end of the rotating rod, which is positioned at the inner side of the first fluted disc, is fixedly connected with a sliding block, one end of the sliding block is fixedly connected with a first spring, the outer wall of the sliding block is fixedly connected with a connecting rod, one end of the connecting rod is fixedly connected with a first bevel gear, one side of the first bevel gear is meshed with a second bevel gear, one, stopper one side fixedly connected with flabellum, the outer wall that flabellum one side lies in the stopper is equipped with the spacing groove.

Preferably, one side of the inner wall of the fixing groove, which is located on the fixing seat, is slidably connected with fixing rods, and the number of the fixing rods is two.

Preferably, one side of the fixing rod is fixedly connected with a first rack, and one side of the first rack is fixedly connected with a second spring.

Preferably, one end of one side of the fixed rod, which is positioned on the fixed seat, is slidably connected with two sliding rods, and the number of the sliding rods is two.

Preferably, one end of the sliding rod is fixedly connected with a second rack.

Preferably, one end of the second rack is fixedly connected with a third spring.

In the technical scheme, the utility model provides a technological effect and advantage:

through setting up the dwang, first bevel gear and stopper, when needs installation flabellum, through the fixed block inboard of placing the flabellum, this moment through rotating the dwang, the dwang passes through the slider, the connecting rod, first bevel gear, the second bevel gear, the lead screw, the push rod drives fixed block and stopper and moves to the inboard, make the stopper card advance the inner wall of spacing groove, effectively fix the flabellum, press the dwang this moment to make first fluted disc and second fluted disc in close contact with to one side motion, fix the dwang, this moment through pressing the slide bar, the slide bar drives the first rack of second rack break away from contact, the dead lever pops out under the effect of second spring this moment, fix the dwang, the reinforcing is fixed to the dwang, effectively prevent when the flabellum is high-speed rotatory, the vibration makes the dwang not hard up.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a schematic connection diagram of a first bevel gear according to the present invention;

fig. 4 is an enlarged view of fig. 1 at a according to the present invention;

fig. 5 is an enlarged view of the position B of fig. 2 according to the present invention;

fig. 6 is an enlarged view of the point C in fig. 3 according to the present invention.

Description of reference numerals:

1. a fixed seat; 2. fixing grooves; 3. rotating the rod; 4. a first fluted disc; 5. a second fluted disc; 6. a slider; 7. a first spring; 8. a connecting rod; 9. a first bevel gear; 10. a second bevel gear; 11. a screw rod; 12. a push rod; 13. a fixed block; 14. a limiting block; 15. a fan blade; 16. a limiting groove; 17. fixing the rod; 18. a first rack; 19. a second spring; 20. a slide bar; 21. a second rack; 22. and a third spring.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a centrifugal fan impeller with improved flow rate of a front turbulent fluidization device as shown in figures 1-6, which comprises a fixed seat 1, wherein one side of the fixed seat 1 is provided with a fixed groove 2, the inner wall of the fixed seat 1 side positioned on the fixed groove 2 is rotationally connected with a rotating rod 3, one end of the rotating rod 3 is fixedly connected with a first fluted disc 4, one side of the first fluted disc 4 is positioned on the inner wall of the fixed groove 2 and is fixedly connected with a second fluted disc 5, one end of the rotating rod 3 is positioned on the inner side of the first fluted disc 4 and is fixedly connected with a slide block 6, one end of the slide block 6 is fixedly connected with a first spring 7, the outer wall of the slide block 6 is fixedly connected with a connecting rod 8, one end of the connecting rod 8 is fixedly connected with a first bevel gear 9, one side of the first bevel gear, 11 outer wall rotations of lead screw are connected with push rod 12, the one end fixedly connected with fixed block 13 of push rod 12, one side fixedly connected with stopper 14 of

fixed block

13, 14 one side fixedly connected with flabellum 15 of stopper, the outer wall that 15 one side of flabellum is located stopper 14 is equipped with spacing groove 16, through dwang 3, first bevel gear 9 and stopper 14's effect, when needs installation flabellum 15, through placing flabellum 15 in the inboard of fixed block 13, through rotating dwang 3 this moment, dwang 3 passes through slider 6, connecting rod 8, first bevel gear 9, second bevel gear 10, lead screw 11, push rod 12 drive fixed block 13 and stopper 14 inboard motion for stopper 14 blocks into the inner wall of spacing groove 16, effectively fixes flabellum 15.

Further, in the above technical scheme, one side of the inner wall of the fixing groove 2, which is located on the fixing seat 1, is slidably connected with a fixing rod 17, and the number of the fixing rods 17 is two, so that the fixing and fixing of the positions of the fixing rods 17 are facilitated.

Further, in the above technical solution, one side of the fixing rod 17 is fixedly connected with a first rack 18, one side of the first rack 18 is fixedly connected with a second spring 19, and the first rack 18 is engaged with a second rack 21, so as to effectively fix the fixing rod 17.

As shown in fig. 1-6: one end of the fixed rod 17, which is located at the fixed seat 1, is slidably connected with two sliding rods 20, and the two sliding rods 20 are convenient to fix the positions of the sliding rods 20.

Further, in the above technical solution, one end of the sliding rod 20 is fixedly connected with a second rack 21, so that the position of the second rack 21 is fixed conveniently.

Further, in the above technical solution, one end of the second rack 21 is fixedly connected with a third spring 22, so that the position of the third spring 22 is fixed conveniently.

This practical theory of operation:

referring to the attached drawings 1-6 of the specification, when the device is used, by arranging the rotating rod 3, the first bevel gear 9 and the limiting block 14, when the fan blade 15 needs to be installed, the fan blade 15 is placed on the inner side of the fixed block 13, at this time, by rotating the rotating rod 3, the rotating rod 3 drives the fixed block 13 and the limiting block 14 to move inwards through the sliding block 6, the connecting rod 8, the first bevel gear 9, the second bevel gear 10, the lead screw 11 and the push rod 12, so that the limiting block 14 is clamped into the inner wall of the limiting groove 16 to effectively fix the fan blade 15, at this time, the rotating rod 3 is pressed to move towards one side to enable the first fluted disc 4 to be in close contact with the second fluted disc 5 to fix the rotating rod 3, at this time, by pressing the sliding rod 20, the sliding rod 20 drives the second toothed bar 21 to be separated from the contact with the first toothed bar 18, the fixed to dwang 3 of reinforcing prevents when flabellum 15 is rotatory at a high speed, and the vibration makes dwang 3 not hard up to lead to flabellum 15 to break away from.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a leading turbulent device improves centrifugal fan impeller of velocity of flow, includes fixing base (1), its characterized in that: one side of the fixing seat (1) is provided with a fixing groove (2), one side of the fixing seat (1) is positioned on the inner wall of the fixing groove (2) and is rotatably connected with a rotating rod (3), one end of the rotating rod (3) is fixedly connected with a first fluted disc (4), one side of the first fluted disc (4) is positioned on the inner wall of the fixing groove (2) and is fixedly connected with a second fluted disc (5), one end of the rotating rod (3) is positioned on the inner side of the first fluted disc (4) and is fixedly connected with a sliding block (6), one end of the sliding block (6) is fixedly connected with a first spring (7), the outer wall of the sliding block (6) is fixedly connected with a connecting rod (8), one end of the connecting rod (8) is fixedly connected with a first bevel gear (9), one side of the first bevel gear (9) is meshed with, the outer wall of lead screw (11) rotates and is connected with push rod (12), the one end fixedly connected with fixed block (13) of push rod (12), one side fixedly connected with stopper (14) of fixed block (13), stopper (14) one side fixedly connected with flabellum (15), the outer wall that flabellum (15) one side is located stopper (14) is equipped with spacing groove (16).

2. A centrifugal fan impeller with improved flow rate for a pre-turbulating device as claimed in claim 1, wherein: one side sliding connection that fixed slot (2) inner wall is located fixing base (1) has dead lever (17), the quantity of dead lever (17) sets up to two.

3. A centrifugal fan impeller with improved flow rate of a pre-turbulating device as claimed in claim 2, wherein: one side of the fixed rod (17) is fixedly connected with a first rack (18), and one side of the first rack (18) is fixedly connected with a second spring (19).

4. A centrifugal fan impeller with improved flow rate of a pre-turbulating device as claimed in claim 3, wherein: one end of one side of the fixed rod (17) located on the fixed seat (1) is connected with two sliding rods (20) in a sliding mode, and the number of the sliding rods (20) is two.

5. A centrifugal fan impeller with improved flow rate of a pre-turbulating device as claimed in claim 4, wherein: one end of the sliding rod (20) is fixedly connected with a second rack (21).

6. A centrifugal fan impeller with improved flow rate of a pre-turbulating device as claimed in claim 5, wherein: one end of the second rack (21) is fixedly connected with a third spring (22).