CN208982601U - A kind of gear of single-stage high-speed centrifugal air blower - Google Patents

Abstract

The utility model discloses a kind of gears of single-stage high-speed centrifugal air blower, including No.1 gear, No. two gears and blower main body, the right side of blower main body is arranged in the No.1 gear drive, the rear side engaged transmission of No.1 gear has No. two gears, No. two gears are movably set in the surface of rotation axis, the left end of No. two gears is fixedly welded on the right side of left side stop collar, left side stop collar and No. two gear integrally connecteds in the utility model, the clamping ring of integrally connected passes through on retainer plate in conjunction on the right side of screw attachment on the right stop collar on the right side of No. two gears, and screw simultaneously pass through be threadedly engaged connection on the rotating shaft reserve connecting hole in, three can carry out the connection of integral type by screw, dismounting is simple, stabilized structure, and the positioning and guiding that the left and right sides is actively installed at left and right sides of rotation axis is put on, tool There are positioning and guiding, increases stability when gear operation.

Description

A kind of gear of single-stage high-speed centrifugal air blower

Technical field

The utility model relates to single-stage high-speed centrifugal blower technology field, specially a kind of single-stage high-speed centrifugal drum The gear of blower.

Background technique

Single-stage high-speed centrifugal air blower is designed using Theory of Three-dimensional Flowing, and blower fan structure is advanced rationally, easy to maintain, whole Bear vibration, the temperature of machine start interlock protection, and fault alarm, oil pressure of lubricating system, Oil-temperature control etc. are all made of programmable Logic controller control, run complete machine and monitored in real time, but it there are still following drawbacks during actual use:

1. service life is shorter in practice for the gear of existing single-stage high-speed centrifugal air blower, it is easy to damage, increase Corresponding use cost is added；

2. the gear of existing single-stage high-speed centrifugal air blower is at runtime there may be some shakings and that jolts show As, and inconvenient installation and replacement, it is inconvenient to use.

Utility model content

The purpose of this utility model is to provide a kind of gears of single-stage high-speed centrifugal air blower, to solve above-mentioned background The problem of being proposed in technology.

To achieve the above object, the utility model provides the following technical solutions: a kind of single-stage high-speed centrifugal air blower The right side of blower main body is arranged in gear, including No.1 gear, No. two gears and blower main body, the No.1 gear drive The rear side engaged transmission of side, No.1 gear has No. two gears, and No. two gears are movably set in the surface of rotation axis, No. two teeth The left end of wheel is fixedly welded on the right side of left side stop collar, the right side of left side stop collar and No. two gear integrally connecteds A circle position limitation protection annulus is fixedly welded on position, the cross section of the position limitation protection annulus is a quarter round shape, described The right end of No. two gears has been wholely set clamping ring, the outer ring left and right ends difference movable sleeve of clamping ring be equipped with the right stop collar and Retainer plate is equipped with corresponding reserved connecting hole at the outer ring of the rotation axis, is connected in reserved connecting hole by being threadedly engaged Retainer plate and clamping ring setting, the left side of the right stop collar and No. two teeth are run through in screw, the outer end of the screw simultaneously It takes turns the position being in contact and is also fixedly welded with position limitation protection annulus, the arc surface of position limitation protection annulus is towards No. two gear interpositions The vertical cut-off rule set, the back end activity of the No.1 gear are fastened on the left side stop collar and the right stop collar of the left and right sides In, and left side stop collar, the right stop collar and No.1 gear are not in contact with each other.

Preferably, the left side stop collar structure movement annular in shape is arranged on the rotating shaft, the outer diameter of left side stop collar Greater than the outer diameter of No. two gears, the internal diameter of left side stop collar is equal to the internal diameter of No. two gears.

Preferably, the clamping ring is that cross section is circular in laterally disposed concave shape, and clamping ring, which is movably set in, to be turned At the outer ring of moving axis.

Preferably, the outer diameter of the right stop collar is greater than the outer diameter of No. two gears, the right end of the right stop collar and fixation It is fixedly welded between the left end of circle, the internal diameter and clamping ring right end outer diameter of the retainer plate are equal, the outer diameter of retainer plate and No. two The outer diameter of gear is consistent.

Preferably, the left and right ends of the rotation axis are movably fastened the positioning and guiding set in the left and right sides respectively, and positioning is led It is fixed on gear-box to set.

Compared with prior art, the utility model has the beneficial effects that

1. No.1 gear is limited between left side stop collar and the right stop collar in the utility model, and left side stop collar and Position limitation protection annulus is fixedly welded on the stop collar of the right, when guaranteeing No. two gears and No.1 gear engaged transmission, No.1 tooth Wheel will not be in contact with left and right stop collar, play the role of anti-wear and increase corresponding service life；

2. left side stop collar and No. two gear integrally connecteds in the utility model, the connection of No. two gears right side integrally connecteds Circle is by screw attachment on the right retainer plate in conjunction on the right side of stop collar, and screw passes through to be threadedly engaged and is connected to simultaneously It is reserved in connecting hole in rotation axis, three can carry out the connection of integral type by screw, and dismounting is simple, stabilized structure, and rotate The positioning and guiding that the left and right sides is actively installed at left and right sides of axis is put on, and is had the function of positioning and is oriented to, and gear fortune is increased Stability when row.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is structure enlargement diagram at A in the utility model Fig. 1；

Fig. 3 is No. two gear cross-sectional views of the utility model.

In figure: blower main body 1,2, No. two gears 3 of No.1 gear, position limitation protection annulus 4, the right stop collar 5, positioning are led To set 6, rotation axis 7, left side stop collar 8, screw 9, retainer plate 10, reserved connecting hole 11, clamping ring 12.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It please refers to Fig.1 to Fig.3, the utility model provides a kind of technical solution: a kind of single-stage high-speed centrifugal air blower Gear, including 2, No. two gears 3 of No.1 gear and blower main body 1, No.1 gear 2 are driven the right side that blower main body 1 is arranged in The rear side engaged transmission of side, No.1 gear 2 has No. two gears 3, and No. two gears 3 are movably set in the surface of rotation axis 7, No. two teeth The left end of wheel 3 is fixedly welded on the right side of left side stop collar 8, and the right side of left side stop collar 8 and No. two gears 3 integrally connect It is fixedly welded with a circle position limitation protection annulus 4 on the position connect, the cross section of position limitation protection annulus 4 is a quarter round shape, two The right end of number gear 3 has been wholely set clamping ring 12, and the outer ring left and right ends difference movable sleeve of clamping ring 12 is equipped with the right limit Ring 5 and retainer plate 10 are equipped with corresponding reserved connecting hole 11 at the outer ring of rotation axis 7, are matched in reserved connecting hole 11 by screw thread Conjunction is connected with screw 9, and retainer plate 10 is run through in the outer end of screw 9 simultaneously and clamping ring 12 is arranged, the left side of the right stop collar 5 with The position that No. two gears 3 are in contact also is fixedly welded with position limitation protection annulus 4, and the arc surface of position limitation protection annulus 4 is towards No. two The vertical cut-off rule in 3 middle position of gear, the back end activity of No.1 gear 2 are fastened on left side stop collar 8 and the right side of the left and right sides In side stop collar 5, and left side stop collar 8, the right stop collar 5 and No.1 gear 2 are not in contact with each other.

The structure movement annular in shape of left side stop collar 8 is set in rotation axis 7, and the outer diameter of left side stop collar 8 is greater than No. two The outer diameter of gear 3, the internal diameter of left side stop collar 8 are equal to the internal diameter of No. two gears 3.

Clamping ring 12 is that cross section is circular in laterally disposed concave shape, and clamping ring 12 is movably set in rotation axis 7 At outer ring.

The outer diameter of the right stop collar 5 is greater than the outer diameter of No. two gears 3, the right end of the right stop collar 5 and a left side for retainer plate 10 It is fixedly welded between end, the internal diameter and 12 right end outer diameter of clamping ring of retainer plate 10 are equal, the outer diameter of retainer plate 10 and No. two gears 3 Outer diameter it is consistent.

The positioning and guiding that the left and right ends of rotation axis 7 are movably fastened respectively in the left and right sides covers 6, and positioning and guiding set 6 is fixed On gear-box.

No.1 gear 2 is limited between left side stop collar 8 and the right stop collar 5, and left side stop collar 8 and the right stop collar Position limitation protection annulus 4 is fixedly welded on 5, when guaranteeing 2 engaged transmission of No. two gears 3 and No.1 gear, No.1 gear 2 will not It is in contact with left and right stop collar, plays the role of anti-wear and increases corresponding service life；

Left side stop collar 8 and No. two 3 integrally connecteds of gear, the clamping ring 12 of No. two 3 right side integrally connecteds of gear pass through spiral shell Nail 9 is connected on the retainer plate 10 in conjunction of 5 right side of the right stop collar, and screw 9 is turned by being threadedly engaged to be connected to simultaneously It is reserved in connecting hole 11 on moving axis 7, three can carry out the connection of integral type by screw 9, and dismounting is simple, stabilized structure, and turn 7 left and right sides of moving axis is actively installed on the positioning and guiding set 6 of the left and right sides, is had the function of positioning and is oriented to, increases tooth Stability when wheel operation.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of gear of single-stage high-speed centrifugal air blower, including No.1 gear (2), No. two gears (3) and blower main body (1), it is characterised in that: No.1 gear (2) transmission is arranged in the right side of blower main body (1), the rear side of No.1 gear (2) Engaged transmission has No. two gears (3), and No. two gears (3) are movably set in the surface of rotation axis (7), No. two gears (3) Left end is fixedly welded on the right side of left side stop collar (8), the right side of left side stop collar (8) and No. two gear (3) one It is fixedly welded with a circle position limitation protection annulus (4) on the position of connection, the cross section of the position limitation protection annulus (4) is four/ The right end of one round shape, No. two gears (3) has been wholely set clamping ring (12), the outer ring left and right ends difference of clamping ring (12) Movable sleeve is equipped with the right stop collar (5) and retainer plate (10), is equipped with corresponding reserved connecting hole at the outer ring of the rotation axis (7) (11), it reserves in connecting hole (11) and is connected with screw (9) by being threadedly engaged, the outer end of the screw (9) runs through fixed simultaneously (10) and clamping ring (12) setting are enclosed, the position that the left side of the right stop collar (5) is in contact with No. two gears (3) is also solid Surely it is welded with position limitation protection annulus (4), the arc surface of position limitation protection annulus (4) is vertical towards No. two gear (3) middle positions Cut-off rule, the back end activity of the No.1 gear (2) are fastened on the left side stop collar (8) and the right stop collar (5) of the left and right sides In, and left side stop collar (8), the right stop collar (5) and No.1 gear (2) are not in contact with each other.

2. a kind of gear of single-stage high-speed centrifugal air blower according to claim 1, it is characterised in that: the left side limit Position ring (8) structure movement annular in shape is set on rotation axis (7), and the outer diameter of left side stop collar (8) is greater than No. two gears (3) Outer diameter, the internal diameter of left side stop collar (8) are equal to the internal diameter of No. two gears (3).

3. a kind of gear of single-stage high-speed centrifugal air blower according to claim 1, it is characterised in that: the clamping ring (12) circular in laterally disposed concave shape for cross section, clamping ring (12) is movably set at the outer ring of rotation axis (7).

4. a kind of gear of single-stage high-speed centrifugal air blower according to claim 1, it is characterised in that: the right limit The outer diameter of position ring (5) is greater than the outer diameter of No. two gears (3), between the right end of the right stop collar (5) and the left end of retainer plate (10) It is fixedly welded, the internal diameter and clamping ring (12) right end outer diameter of the retainer plate (10) are equal, the outer diameter of retainer plate (10) and No. two The outer diameter of gear (3) is consistent.

5. a kind of gear of single-stage high-speed centrifugal air blower according to claim 1, it is characterised in that: the rotation axis (7) left and right ends are movably fastened the positioning and guiding set (6) in the left and right sides respectively, and positioning and guiding set (6) is fixed on gear-box On.