CN213928894U

CN213928894U - Adjusting mechanism of diffuser of air compressor

Info

Publication number: CN213928894U
Application number: CN202022980764.5U
Authority: CN
Inventors: 唐刚飙
Original assignee: Suzhou Tile Wheel Machinery Co ltd
Current assignee: Suzhou Tile Wheel Machinery Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-08-10
Anticipated expiration: 2030-12-11

Abstract

The utility model relates to a diffuser technical field just discloses an adjustment mechanism of air compressor diffuser, including the diffuser body, the blade has been cup jointed through the axle activity in the top of diffuser body, the shifting chute has been seted up at the top of diffuser body, the connecting rod that is located the shifting chute inner chamber has been cup jointed in the rear side activity of blade, the connecting plate has been cup jointed in the bottom activity of connecting rod, the rotary drum has been cup jointed through the axle activity in the rear side of connecting plate. This adjustment mechanism of air compressor machine diffuser drives the rotary drum rotatory in the inner chamber of diffuser body through promoting the push pedal, because utilize connecting rod and connecting plate swing joint between rotary drum and the blade, can drive the blade rotatory along the axle with this body coupling of diffuser when the rotary drum of being convenient for is rotatory to adjust the angle of blade on the diffuser body top, fine satisfying fan regulation on the performance makes the loss on the air current reduce to minimum.

Description

Adjusting mechanism of diffuser of air compressor

Technical Field

The utility model relates to a diffuser technical field specifically is an adjustment mechanism of air compressor diffuser.

Background

The diffuser is a device which is generated by a centrifugal compressor and converts static pressure energy by means of kinetic energy, the absolute speed C2 of airflow at the outlet of an impeller of the centrifugal compressor is generally 200-300m/s, the airflow speed of the impeller with a high energy head can reach more than 500m/s, and the kinetic energy accounts for a considerable proportion of the total head of the impeller for the gas, for example, the radial straight blade type impeller accounts for 50 percent, and the water pump type fire compressor type impeller also accounts for 25-40 percent, so that the kinetic energy needs to be effectively converted into the static pressure energy, which is the task of the diffuser, and the diffuser also plays a role of collecting and leading out the gas.

The blade angle on the current air compressor diffuser is fixed on the diffuser for blade angle can not be adjusted according to the demand to the blade on the current air compressor diffuser, and the blade and the air current angle of diffuser do not match, lead to fan efficiency greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an adjustment mechanism of air compressor diffuser possesses the advantage of being convenient for adjust the blade angle on the diffuser, has solved the problem that provides among the above-mentioned background art.

The utility model provides a following technical scheme: the utility model provides an adjustment mechanism of air compressor diffuser, includes the diffuser body, the blade has been cup jointed through the axle activity in the top of diffuser body, the shifting chute has been seted up at the top of diffuser body, the connecting rod that is located the shifting chute inner chamber has been cup jointed in the rear side activity of blade, the connecting plate has been cup jointed in the bottom activity of connecting rod, the rotary drum has been cup jointed through the axle activity in the rear side of connecting plate, the bottom activity of rotary drum is cup jointed on the bottom of diffuser body inner chamber, the front side fixed mounting of rotary drum has the push pedal, the front side of diffuser body has been seted up the opening, the push pedal is located the inner chamber of opening.

Carefully, the fixed cover in lower part of rotary drum has connect the ring gear, one side fixed mounting of diffuser body inner chamber has the backup pad, one side fixed mounting of opening has the telescopic link, the one end fixed mounting of telescopic link has the cardboard, the outside activity of telescopic link has cup jointed the spring, the both ends of spring are fixed mounting respectively on one side of cardboard and one side of backup pad.

Preferably, the clamping plate is integrally trapezoidal in section, and the spring is located between the outer teeth of the gear ring in a free state.

Carefully selecting, the middle part of connecting rod activity cup joints the baffle, the outside activity of baffle cup joints in the inner chamber of shifting chute.

And carefully selecting, wherein the whole moving groove is in an arc shape, and the whole baffle is in an arc shape.

And in selection, the middle part of each blade is movably sleeved with a shaft, and the bottom of the shaft is fixedly arranged on the top of the diffuser body.

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

1. this adjustment mechanism of air compressor machine diffuser drives the rotary drum rotatory in the inner chamber of diffuser body through promoting the push pedal, because utilize connecting rod and connecting plate swing joint between rotary drum and the blade, can drive the blade rotatory along the axle with this body coupling of diffuser when the rotary drum of being convenient for is rotatory to adjust the angle of blade on the diffuser body top, fine satisfying fan regulation on the performance makes the loss on the air current reduce to minimum.

2. This adjustment mechanism of air compressor machine diffuser is equipped with ring gear, cardboard and spring through the lower part of rotary drum, and the rotary drum of being convenient for utilizes cardboard, spring and telescopic link to fix after rotatory, and the person of facilitating the use controls blade rotation angle.

Drawings

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

FIG. 2 is a schematic view of the cross-sectional three-dimensional structure of the diffuser body of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the gear ring of the present invention;

fig. 4 is a schematic view of the explosion three-dimensional structure between the moving chute and the connecting rod of the present invention.

In the figure: 1. a diffuser body; 2. a blade; 3. a moving groove; 4. a connecting plate; 5. a rotating drum; 6. pushing the plate; 7. a port; 8. a toothed ring; 9. a support plate; 10. a telescopic rod; 11. clamping a plate; 12. a spring; 13. a baffle plate; 14. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, an adjusting mechanism of a diffuser of an air compressor comprises a diffuser body 1, a blade 2 is movably sleeved at the top of the diffuser body 1 through a shaft, a shaft is movably sleeved at the middle part of the blade 2, the bottom of the shaft is fixedly installed at the top of the diffuser body 1, the shaft is movably sleeved at the middle part of the blade 2, and the bottom of the shaft is fixedly installed at the top of the diffuser body 1, so that the blade 2 can rotate around the center of the blade 2, the angle of the blade 2 can be conveniently adjusted, a movable groove 3 is formed at the top of the diffuser body 1, the whole of the movable groove 3 is arc-shaped, a baffle 13 is arc-shaped, the whole passing through the movable groove 3 is arc-shaped, the whole of the baffle 13 is arc-shaped, the blade 2 can rotate along the track of the movable groove 3, a connecting rod 14 positioned in the inner cavity of the movable groove 3 is movably sleeved at the rear side of the blade 2, a baffle 13 is movably sleeved at the middle part of a connecting rod 14, the outer side of the baffle 13 is movably sleeved in the inner cavity of a movable groove 3, the connecting rod 14 is connected with the movable groove 3 through the baffle 13, wind flow is placed to enter a diffuser body 1 from the movable groove 3, the wind flow loss is reduced, a connecting plate 4 is movably sleeved at the bottom of the connecting rod 14, a rotary drum 5 is movably sleeved at the rear side of the connecting plate 4 through a shaft, a toothed ring 8 is fixedly sleeved at the lower part of the rotary drum 5, a supporting plate 9 is fixedly installed at one side of the inner cavity of the diffuser body 1, a telescopic rod 10 is fixedly installed at one side of a through hole 7, a clamping plate 11 is fixedly installed at one end of the telescopic rod 10, a spring 12 is movably sleeved at the outer side of the telescopic rod 10, two ends of the spring 12 are respectively and fixedly installed at one side of the clamping plate 11 and one side of the supporting plate 9, the whole section of the clamping plate 11 is in a trapezoidal shape, the clamping plate 11 is positioned between outer teeth of the toothed ring 8 when the spring 12 is in a free state, the toothed ring 8, the clamping plate 11 and the spring 12 are arranged at the lower part of the rotary drum 5, so that the rotary drum 5 can be conveniently fixed by the clamping plate 11, the spring 12 and the telescopic rod 10 after being rotated, a user can conveniently control the rotation angle of the blades 2, the bottom of the rotary drum 5 is movably sleeved at the bottom of the inner cavity of the diffuser body 1, the front side of the rotary drum 5 is fixedly provided with the push plate 6, the front side of the diffuser body 1 is provided with the through opening 7, the push plate 6 is positioned in the inner cavity of the through opening 7, and the rotary drum 5 is driven to rotate in the inner cavity of the diffuser body 1 by pushing the push plate 6, because the rotating drum 5 and the blades 2 are movably connected by the connecting rod 14 and the connecting plate 4, the rotating drum 5 can drive the blades 2 to rotate along the shaft connected with the diffuser body 1 when rotating, therefore, the angle of the blades 2 on the top of the diffuser body 1 is adjusted, the performance adjustment of the fan is well met, and the loss on the air flow is reduced to the minimum.

The working principle is as follows: during the use, it is rotatory in the inner chamber of diffuser body 1 to drive rotary drum 5 through promoting push pedal 6, because utilize connecting

rod

14 and 4 swing joint of connecting plate between rotary drum 5 and the blade 2, rotary drum 5 can drive blade 2 when rotatory along the axle of being connected with diffuser body 1 rotatory, thereby adjust the angle of blade 2 on diffuser body 1 top, because rotary drum 5's lower part is equipped with the ring gear 8, cardboard 11 and spring 12, make rotary drum 5 utilize cardboard 11 after rotatory, spring 12 and telescopic link 10 are fixed, the person of facilitating the use controls 2 rotation angles of blade, can.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.

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

Claims

1. The utility model provides an adjustment mechanism of air compressor diffuser, includes diffuser body (1), its characterized in that: blade (2) have been cup jointed through the axle activity at the top of diffuser body (1), shifting chute (3) have been seted up at the top of diffuser body (1), connecting rod (14) that are located shifting chute (3) inner chamber have been cup jointed in the rear side activity of blade (2), connecting plate (4) have been cup jointed in the bottom activity of connecting rod (14), rotary drum (5) have been cup jointed through the axle activity to the rear side of connecting plate (4), the bottom activity of rotary drum (5) is cup jointed on the bottom of diffuser body (1) inner chamber, the front side fixed mounting of rotary drum (5) has push pedal (6), opening (7) have been seted up to the front side of diffuser body (1), push pedal (6) are located the inner chamber of opening (7).

2. The adjusting mechanism of an air compressor diffuser of claim 1, wherein: the lower part of rotary drum (5) is fixed to have cup jointed ring gear (8), one side fixed mounting of diffuser body (1) inner chamber has backup pad (9), one side fixed mounting of opening (7) has telescopic link (10), the one end fixed mounting of telescopic link (10) has cardboard (11), spring (12) have been cup jointed in the outside activity of telescopic link (10), the both ends difference fixed mounting of spring (12) is on one side of cardboard (11) and one side of backup pad (9).

3. The adjusting mechanism of an air compressor diffuser of claim 2, wherein: the clamping plate (11) is integrally trapezoidal in section, and the spring (12) is located between the outer teeth of the gear ring (8) when the clamping plate (11) is in a free state.

4. The adjusting mechanism of an air compressor diffuser of claim 1, wherein: the middle part of the connecting rod (14) is movably sleeved with a baffle (13), and the outer side of the baffle (13) is movably sleeved in the inner cavity of the moving groove (3).

5. The adjusting mechanism of an air compressor diffuser of claim 4, wherein: the whole of the movable groove (3) is in an arc shape, and the whole of the baffle (13) is in an arc shape.

6. The adjusting mechanism of an air compressor diffuser of claim 1, wherein: the middle part of the blade (2) is movably sleeved with a shaft, and the bottom of the shaft is fixedly installed on the top of the diffuser body (1).