CN219628634U

CN219628634U - Impeller of aerator

Info

Publication number: CN219628634U
Application number: CN202320647181.1U
Authority: CN
Inventors: 张骞
Original assignee: Zhejiang Shuangyu Technology Co ltd
Current assignee: Zhejiang Shuangyu Technology Co ltd
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-09-05
Anticipated expiration: 2033-03-28

Abstract

The utility model belongs to the technical field of oxygen-increasing machines, in particular to an impeller of an oxygen-increasing machine _， The impeller comprises an impeller frame and blades arranged on the impeller frame, wherein a sleeve is detachably connected to the impeller frame, the sleeve comprises a sleeved cylinder and a mounting part arranged on the sleeved cylinder, the impeller frame is sleeved on the sleeved cylinder, and the mounting part is detachably connected with the impeller frame through bolts. The sleeve is detachably connected with the impeller frame through the bolts, can be adapted to rotating shafts with different thicknesses, and has high adaptability; meanwhile, the sleeve and the impeller frame can be separately arranged, so that the occupied space is small, and the transportation and inventory management are convenient.

Description

Impeller of aerator

Technical field:

the utility model belongs to the technical field of oxygen-increasing machines, in particular to an impeller of an oxygen-increasing machine.

The background technology is as follows:

an aerator is a machine commonly used in fishery. The main function of the water-based oxygen-free fish tank is to increase the oxygen content in water so as to ensure that fish in the water cannot be anoxic, and simultaneously inhibit the growth of anaerobic bacteria in the water, thereby preventing the deterioration of pool water and threatening the living environment of fish. The aerator is generally driven into water by an air pump, so as to achieve the purpose of increasing the oxygen content in the water.

Chinese patent No. 107372289a discloses an impeller for an aerator, which comprises a blade frame and blades, wherein the blade frame is detachably connected with the blades, the blade frame is in a regular polygonal structure, any side of the regular polygonal structure is provided with a raised strip smaller than the side length, the blades are provided with clamping grooves matched with the raised strip, and the blades are provided with a plurality of water holes. The blade frame also comprises a central sleeve and a connecting strip, wherein the sleeve is connected with the middle part of the inner side of any side of the polygon through the connecting strip. The middle part of the sleeve is provided with a bolt mounting hole for fixing the whole impeller on other rotating shafts or parts of a rotating power source, so that the impeller is ensured not to shift when the rotating shafts are mounted.

The impeller for the aerator has the following defects: the sleeve is fixedly connected with the connecting strip, so that the sleeve cannot be matched with rotating shafts with different thicknesses, and the suitability is low; and the sleeve protrudes out of the upper surface and the lower surface of the impeller frame, so that the thickness dimension is large, the occupied space is large, and the transportation and the inventory management are inconvenient.

The utility model comprises the following steps:

the utility model aims to provide an impeller of an aerator, wherein a sleeve of the impeller is detachably connected with an impeller frame through bolts, so that the impeller can be adapted to rotating shafts with different thicknesses, and the suitability is high; meanwhile, the sleeve and the impeller frame can be separately arranged, so that the occupied space is small, and the transportation and inventory management are convenient.

The utility model is realized in the following way:

the impeller of the aerator comprises an impeller frame and blades arranged on the impeller frame, wherein a sleeve is detachably connected to the impeller frame, the sleeve comprises a sleeved cylinder and a mounting part arranged on the sleeved cylinder, the impeller frame is sleeved on the sleeved cylinder, and the mounting part is detachably connected with the impeller frame through bolts.

In the impeller of the aerator, the rear end face of the impeller frame is concaved forwards to form the mounting groove matched with the mounting part, the mounting part is arranged in the mounting groove, and the bolts sequentially penetrate through the mounting part, the impeller frame and the nuts or the bolts sequentially penetrate through the impeller frame and the mounting part and the nuts.

In the impeller of the aerator, a clamping block is arranged on the front end face of the mounting part, a clamping groove matched with the clamping block is arranged on the impeller frame, and the clamping block is clamped in the clamping groove; the sleeve barrel outer ring is provided with an axial bulge, the impeller carrier is provided with an axial groove matched with the axial bulge, and the axial bulge is limited in the axial groove.

In the impeller of the aerator, the outer ring of the mounting part is concaved inwards to form a plurality of concave parts.

In the impeller of the aerator, the depressions are uniformly distributed along the circumference.

In the impeller of the aerator, the sleeve barrel is provided with the bolt mounting hole for mounting the bolt, and the sleeve barrel is limited on the rotating shaft of the power source through the bolt, so that the impeller is prevented from shifting during the installation of the rotating shaft.

In the impeller of the aerator, the impeller frame comprises a frame inner ring sleeved on the sleeve, a frame outer ring capable of being detached to connect the blades, and a connecting strip for connecting the frame inner ring and the frame outer ring, wherein the frame outer ring is provided with T-shaped guide rails with the number being matched with that of the blades, the blades are provided with C-shaped sliding grooves I matched with the T-shaped guide rails, one end of each T-shaped guide rail is provided with a stop block for limiting the corresponding blade, the frame outer ring is provided with a jack, the jack is located at one end of each T-shaped guide rail away from the stop block, and a limiting pin for limiting the corresponding blade.

In the impeller of the aerator, the T-shaped guide rail comprises a vertical plate and a transverse plate, wherein the vertical plate and the transverse plate are connected to the outer ring of the frame, guide strips parallel to the transverse plate are respectively arranged on the front side and the rear side of the outer ring of the frame, the outer ring of the frame and the guide strips form a T-shaped structure, and a C-shaped sliding groove II which is matched with the T-shaped structure is formed in the blade.

In the impeller of the aerator, the limiting pin comprises a U-shaped structure consisting of an upper plate, a lower plate and a connecting plate, the limiting pin is made of elastic materials, and when the upper plate and the lower plate are extruded, the opening of the limiting pin is reduced and enters the jack; and the limiting pin is loosened, and is outwards opened and clamped in the jack under the action of elasticity.

In the impeller of the aerator, the limiting pin is made of elastic plastic or elastic steel plates.

In the impeller of the aerator, the insertion holes are square holes, and the distance between the upper surface of the upper plate and the lower surface of the lower plate is larger than the height of the square holes.

In the impeller of the aerator, the middle of the upper surface of the upper plate is concave downwards to form a limiting groove, and the outer ring of the frame is limited in the limiting groove.

In the impeller of the aerator, the upper surface of one end of the upper plate, which is far away from the connecting plate, is an inclined surface which is inclined downwards from inside to outside.

In the impeller of the aerator, a circle of reinforcing ribs are respectively arranged on the front side and the rear side of the outer ring of the frame, and the limiting pin is positioned on the outer side of the reinforcing ribs and is in interference limiting with the reinforcing ribs.

Compared with the prior art, the utility model has the outstanding advantages that:

1. the sleeve is detachably connected with the impeller frame through the bolts, and when the rotating shafts with different thicknesses are adapted, the corresponding sleeve is replaced, so that the adaptability is high; meanwhile, the sleeve and the impeller frame can be separately arranged, so that the thickness dimension of the impeller frame is effectively reduced, the occupied space is small, and the transportation and inventory management are convenient;

2. the guide strips of the parallel transverse plates are respectively arranged on the front side and the rear side of the outer ring of the frame, the outer ring of the frame and the guide strips form a T-shaped structure, and the second C-shaped sliding grooves matched with the T-shaped structure are arranged on the blades, so that the connection firmness of the blades and the impeller frame is effectively enhanced;

3. the middle part of the upper surface of the upper plate is downwards concave to form a limiting groove, and the outer ring of the frame is limited in the limiting groove, so that the limiting pin is prevented from being separated from the jack in normal operation, and the blade is prevented from falling off the blade wheel frame.

Description of the drawings:

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a second perspective view of the present utility model;

FIG. 3 is a perspective view of the sleeve of the present utility model;

FIG. 4 is a perspective view of the impeller frame of the present utility model;

FIG. 5 is a perspective view of a blade of the present utility model;

fig. 6 is a perspective view of the spacer pin of the present utility model.

Reference numerals: 1. an impeller frame; 1a, a frame inner ring; 1b, an outer ring of a frame; 1c, connecting strips; 2. a blade; 3. a sleeve; 3a, sleeving a cylinder; 3b, an installation part; 3c, recessing; 4. a mounting groove; 5. a clamping block; 6. a clamping groove; 7. an axial protrusion; 8. an axial groove; 9. a T-shaped guide rail; 9a, risers; 9b, a transverse plate; 10. c-shaped sliding groove I; 11. a stop block; 12. a jack; 13. a limiting pin; 13a, upper plate; 13b, lower plate; 13c, connecting plates; 14. a guide bar; 15. c-shaped sliding grooves II; 16. a limit groove; 17. an inclined plane; 18. reinforcing ribs.

The specific embodiment is as follows:

the utility model is further described below with reference to the specific examples, see fig. 1-6:

the impeller of the aerator comprises an impeller frame 1 and blades 2 arranged on the impeller frame 1, wherein a sleeve 3 is detachably connected to the impeller frame 1, the sleeve 3 comprises a sleeved cylinder 3a and a mounting part 3b arranged on the sleeved cylinder 3a, the impeller frame 1 is sleeved on the sleeved cylinder 3a, and the mounting part 3b is detachably connected with the impeller frame 1 through bolts.

As shown in fig. 1 and 2, the sleeve 3 of the utility model is detachably connected with the impeller frame 1 through bolts, and when the sleeve is matched with rotating shafts with different thicknesses, the corresponding sleeve 3 is replaced, so that the suitability is high; meanwhile, the sleeve 3 and the impeller carrier 1 are separately arranged, so that the thickness dimension of the impeller carrier 1 is effectively reduced, the occupied space is small, and the transportation and the inventory management are convenient.

In order to facilitate the assembly of the impeller frame 1 and the sleeve 3, as shown in fig. 3 and 4, the rear end surface of the impeller frame 1 is concaved forwards to form a mounting groove 4 matched with the mounting part 3b, the mounting part 3b is arranged in the mounting groove 4, and bolts sequentially pass through the mounting part 3b, the impeller frame 1 and the nut are screwed or the bolts sequentially pass through the impeller frame 1 and the mounting part 3b and are screwed with the nut.

In order to limit the circumference of the sleeve 3 and the impeller frame 1, facilitate installation, reduce the torsion force of the bolt and improve the service life of the bolt, as shown in fig. 3 and 4, a clamping block 5 is arranged on the front end surface of the installation part 3b, a clamping groove 6 matched with the clamping block 5 is arranged on the impeller frame 1, and the clamping block 5 is clamped in the clamping groove 6; the outer ring of the sleeve barrel 3a is provided with an axial bulge 7, the impeller frame 1 is provided with an axial groove 8 matched with the axial bulge 7, and the axial bulge 7 is limited in the axial groove 8.

In order to reduce the weight of the sleeve 3 and fix the sleeve 3 and the impeller frame 1 circumferentially, the installation is convenient, the torsion force applied to the bolt is further reduced, and a plurality of concave grooves 3c are formed in the outer ring of the installation part 3b in an inward concave manner.

Further, the depressions 3c are uniformly distributed along the circumference. In this embodiment, six recesses 3c are uniformly distributed around the circumference.

Furthermore, the sleeve barrel 3a is provided with a bolt mounting hole for mounting a bolt, and the sleeve barrel 3a is limited on the rotating shaft of the power source through the bolt, so that the impeller is ensured not to shift during the installation of the rotating shaft.

The structure of the impeller frame 1, and the mounting structure of the impeller frame 1 and the blades 2: as shown in fig. 1 and 4-6, the impeller rack 1 comprises a rack inner ring 1a sleeved on a sleeve 3a, a rack outer ring 1b detachably connected with the blades 2, and a connecting strip 1C connected with the rack inner ring 1a and the rack outer ring 1b, the rack outer ring 1b is provided with T-shaped guide rails 9 with the number matched with the blades 2, the blades 2 are provided with C-shaped sliding grooves 10 matched with the T-shaped guide rails 9, one end of each T-shaped guide rail 9 is provided with a stop block 11 abutting against the blades 2, the rack outer ring 1b is provided with a jack 12, the jack 12 is positioned at one end, far away from the stop block 11, of each T-shaped guide rail 9, and the jack 12 is provided with a stop pin 13 abutting against the blades 2. During installation, the first C-shaped chute 10 of the blade 2 slides into the T-shaped guide rail 9 of the blade wheel frame 1, and then the limiting pin 13 is inserted into the insertion hole 12, so that assembly is completed; when the blade 2 is detached, the limiting pin 13 is taken out first, and then the blade 2 is taken down. The blades 2 are detachably arranged on the blade wheel frame 1 and can be separately arranged, so that the storage space is effectively reduced, and the transportation and inventory management are convenient.

In order to enhance the connection firmness between the blade 2 and the blade wheel frame 1, as shown in fig. 1, 4 and 5, the T-shaped guide rail 9 comprises a vertical plate 9a connected to a frame outer ring 1b and a horizontal plate 9b perpendicular to the vertical plate 9a, guide strips 14 parallel to the horizontal plate 9b are respectively arranged on the front side and the rear side of the frame outer ring 1b, the frame outer ring 1b and the guide strips 14 form a T-shaped structure, and a second C-shaped chute 15 matched with the T-shaped structure is arranged on the blade 2.

The structure of the limit pin 13: as shown in fig. 6, the limiting pin 13 includes a U-shaped structure composed of an upper plate 13a, a lower plate 13b and a connecting plate 13c, and the limiting pin 13 is made of an elastic material. When the upper plate 13a and the lower plate 13b are pressed, the opening of the limiting pin 13 becomes smaller and enters the jack 12; the limiting pin 13 is loosened, and the limiting pin 13 is outwards opened and clamped in the jack 12 under the action of elasticity.

Preferably, the material of the limiting pin 13 is elastic plastic or elastic steel plate. In this embodiment, the limiting pin 13 is made of elastic plastic.

Further, the insertion hole 12 is a square hole, and the distance between the upper surface of the upper plate 13a and the lower surface of the lower plate 13b is greater than the height of the square hole.

In order to prevent the stop pin 13 from being separated from the insertion hole 12 during normal operation, so that the blade 2 is separated from the impeller frame 1, as shown in fig. 6, the middle part of the upper surface of the upper plate 13a is concave downwards to form a stop groove 16, and the outer ring 1b of the frame is limited in the stop groove 16.

In order to facilitate the stop pin 13 entering the insertion hole 12, as shown in fig. 6, an upper surface of an end of the upper plate 13a away from the connecting plate 13c is a slope 17 inclined downward from inside to outside.

In order to enhance the strength of the impeller frame 1, a circle of reinforcing ribs 18 are respectively arranged on the front side and the rear side of the outer ring 1b of the frame, and the limiting pins 13 are positioned on the outer sides of the reinforcing ribs 18 and are in interference limiting with the reinforcing ribs 18.

The above embodiment is only one of the preferred embodiments of the present utility model, and is not intended to limit the scope of the present utility model, therefore: all equivalent changes in shape, structure and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides an impeller of oxygen-increasing machine, includes impeller frame (1) and sets up blade (2) on impeller frame (1), its characterized in that: the impeller rack (1) is detachably connected with a sleeve (3), the sleeve (3) comprises a sleeved cylinder (3 a) and a mounting part (3 b) arranged on the sleeved cylinder (3 a), the impeller rack (1) is sleeved on the sleeved cylinder (3 a), and the mounting part (3 b) is detachably connected with the impeller rack (1) through bolts.

2. The impeller of an aerator according to claim 1, wherein: the rear end surface of the impeller frame (1) is concaved forwards to form a mounting groove (4) matched with the mounting part (3 b), the mounting part (3 b) is arranged in the mounting groove (4), and bolts sequentially penetrate through the mounting part (3 b), the impeller frame (1) and nuts in a threaded manner or sequentially penetrate through the impeller frame (1) and the mounting part (3 b) and the nuts in a threaded manner.

3. The impeller of an aerator according to claim 1, wherein: a clamping block (5) is arranged on the front end surface of the mounting part (3 b), a clamping groove (6) matched with the clamping block (5) is formed in the impeller frame (1), and the clamping block (5) is clamped in the clamping groove (6); the outer ring of the sleeve barrel (3 a) is provided with an axial bulge (7), the impeller frame (1) is provided with an axial groove (8) matched with the axial bulge (7), and the axial bulge (7) is limited in the axial groove (8).

4. The impeller of an aerator according to claim 1, wherein: the outer ring of the mounting part (3 b) is inwards concave to form a plurality of concave parts (3 c).

5. The impeller of an aerator according to claim 1, wherein: impeller frame (1) are including suit frame inner circle (1 a) on a section of thick bamboo (3 a), can dismantle frame outer lane (1 b) of connecting blade (2) and connect frame inner circle (1 a) and frame outer lane (1 b) connecting strip (1C), frame outer lane (1 b) are equipped with quantity and T type guide rail (9) of blade (2) looks adaptation, be equipped with C type spout one (10) with T type guide rail (9) looks adaptation on blade (2), T type guide rail (9) one end is equipped with and contradicts spacing dog (11) with blade (2), be equipped with jack (12) on frame outer lane (1 b), jack (12) are located the one end that T type guide rail (9) kept away from dog (11), insert on jack (12) have with blade (2) conflict spacing spacer pin (13).

6. An impeller for an aerator according to claim 5, wherein: the T-shaped guide rail (9) comprises a vertical plate (9 a) and a transverse plate (9 b) which are connected to a frame outer ring (1 b), guide strips (14) parallel to the transverse plate (9 b) are respectively arranged on the front side and the rear side of the frame outer ring (1 b), the frame outer ring (1 b) and the guide strips (14) form a T-shaped structure, and a C-shaped sliding groove II (15) which is matched with the T-shaped structure is arranged on the blade (2).

7. An impeller for an aerator according to claim 5, wherein: the limiting pin (13) comprises a U-shaped structure consisting of an upper plate (13 a), a lower plate (13 b) and a connecting plate (13 c), and the limiting pin (13) is made of elastic materials.

8. The impeller of an aerator according to claim 7, wherein: the middle part of the upper surface of the upper plate (13 a) is downwards concave to form a limit groove (16), and the outer ring (1 b) of the frame is limited in the limit groove (16).

9. The impeller of an aerator according to claim 7, wherein: the upper surface of one end of the upper plate (13 a) far away from the connecting plate (13 c) is an inclined surface (17) which is inclined downwards from inside to outside.

10. An impeller for an aerator according to claim 5, wherein: the two sides are respectively provided with a circle of reinforcing ribs (18) around the outer ring (1 b), and the limiting pin (13) is positioned at the outer side of the reinforcing ribs (18) and is in interference limit with the reinforcing ribs (18).