CN218644516U

CN218644516U - Water pump impeller structure

Info

Publication number: CN218644516U
Application number: CN202320187527.4U
Authority: CN
Inventors: 焦智; 陈刚; 杨晓冬; 王宏宇; 张连成; 赵振; 门少国; 孙连才
Original assignee: Hebei Shenhai Electrical Appliances Co ltd; North China Institute of Aerospace Engineering
Current assignee: Hebei Shenhai Electrical Appliances Co ltd; North China Institute of Aerospace Engineering
Priority date: 2023-02-13
Filing date: 2023-02-13
Publication date: 2023-03-17
Anticipated expiration: 2033-02-13

Abstract

The utility model discloses a water pump impeller structure relates to water pump technical field, including the mounting panel, the mounting panel is provided with four, four the mounting panel head and the tail splice in proper order and form circular structure, four the flabellum is all installed to the mounting panel upper end, four the flabellum is the annular array and distributes, first joint is installed to mounting panel one end, the second joint is installed to the mounting panel other end, dislocation set about first joint and the second joint are, first joint and second joint phase-match, four mounting panel upper end middle part is provided with the bottom plate jointly, the sleeve is installed to the bottom plate upper end, open the sleeve upper end has the first impeller shaft hole that link up from top to bottom. The utility model discloses a set up widget such as mounting panel, flabellum, bottom plate and sleeve and splice jointly and form impeller structure, impeller die's volume and complexity when having reduced the pouring has reduced the pouring degree of difficulty, does benefit to the flabellum of changing the damage, has prolonged the whole life of impeller.

Description

Water pump impeller structure

Technical Field

The utility model relates to a water pump technical field, in particular to water pump impeller structure.

Background

The impeller is an important part of the water pump, the quality of the impeller directly influences the performance of the water pump, most of the impellers of the water pump are thin in wall, blades are twisted, the structure is complex, and the requirements on the size precision and the surface roughness are high. The impeller has large diameter and complex structure, the shaft hole is provided with a thermal pitch circle, and in order to prevent the generation of air entrainment and shrinkage cavity, the impeller is cast by bottom pouring type casting molding, so that the bottom-up mold filling process is formed.

Because the impeller is bulky, the structure is complicated, forms crack and damage easily during the pouring, and then leads to the quality of whole impeller not up to standard, has caused the waste of resource, so, we propose a water pump impeller structure, adopt split type impeller structure, splice the formation impeller jointly through a plurality of widgets, reduced casting die's volume, reduced the production degree of difficulty.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a water pump impeller structure can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the technical proposal that:

the utility model provides a water pump impeller structure, includes the mounting panel, the mounting panel is provided with four, four the mounting panel splices in proper order head and the tail and forms circular structure, four the flabellum is all installed to the mounting panel upper end, four the flabellum is the annular array and distributes, first joint is installed to mounting panel one end, the second is installed to the mounting panel other end and is connected, dislocation set about first joint and the second connect and set up, first joint and second connect the phase-match, four mounting panel upper end middle part is provided with the bottom plate jointly, the sleeve is installed to the bottom plate upper end, open the sleeve upper end has the first impeller shaft hole that link up from top to bottom, terminal surface under first impeller shaft hole extends to the bottom plate, it is connected with the tenon piece to alternate jointly between mounting panel and the bottom plate.

Preferably, a plurality of riveting holes are formed in the upper end of the first joint and the upper end of the second joint.

Preferably, four the mounting panel upper end is opened jointly has the rectangular channel, rectangular channel and bottom plate phase-match, open the rectangular channel lower wall has the second impeller shaft hole, the second impeller shaft hole is located under the first impeller shaft hole, the shape in second impeller shaft hole is the same with the shape in first impeller shaft hole.

Preferably, mortises are formed in the four corners of the bottom plate and the joints of the four mounting plates, and the mortises are matched with the tenon blocks.

Preferably, the height of the rectangular groove is equal to the height of the bottom plate.

Preferably, the height of the first joint is equal to the height of the second joint, and the height of the first joint is equal to half of the height of the mounting plate.

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

the impeller structure is formed by splicing the mounting plates, the fan blades, the bottom plate and the sleeve, the size and complexity of an impeller mold during pouring are reduced, and pouring difficulty is reduced;

if a certain fan blade is damaged in the using process, the damaged fan blade can be independently replaced, other intact fan blades are reserved, the whole service life of the impeller is prolonged, and the economic benefit is improved.

Drawings

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

FIG. 2 is a partial schematic structural view of the present invention;

FIG. 3 is a schematic view of the mounting structure of the base plate and the sleeve;

FIG. 4 is a schematic view of the mounting structure of the mounting plate and the base plate;

fig. 5 is a schematic perspective view of the mounting plate.

In the figure: 1. mounting a plate; 2. a fan blade; 3. a first joint; 4. a second joint; 5. a base plate; 6. a sleeve; 7. a first impeller shaft hole; 8. a tenon block; 11. riveting holes; 12. a rectangular groove; 13. a second impeller shaft hole; 14. and (4) mortises.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-5, a water pump impeller structure, including mounting panel 1, mounting panel 1 is provided with four, four mounting panel 1 splices end to end in proper order and forms circular structure, four flabellum 2 is all installed to mounting panel 1 upper end, as a specific implementation, in this embodiment flabellum 2 be C shape structure, four flabellum 2 is the annular array and distributes, first joint 3 is installed to mounting panel 1 one end, the second is installed to the mounting panel 1 other end connects 4, first joint 3 and second connect 4 and be dislocation set from top to bottom, first joint 3 and second connect 4 phase-match, four mounting panel 1 upper end middle part is provided with bottom plate 5 jointly, sleeve 6 is installed to bottom plate 5 upper end, first impeller shaft hole 7 that link up from top to bottom is opened to sleeve 6 upper end, first impeller shaft hole 7 extends to bottom plate 5 down terminal surface, it is connected with tenon piece 8 to alternate between mounting panel 1 and the bottom plate 5 jointly, as a specific implementation, in this embodiment piece 8 be double swallow tail shape structure, adopt interference hookup technology, the actual size of block 8 is far greater than the mortise, and the fitting surface is greater than 14, and the radial size of the fitting surface that the back that the assembly produces big frictional load just by the friction produced between them and the time.

Furthermore, two riveting holes 11 are formed in the upper end of the first connector 3 and the upper end of the second connector 4, and two adjacent mounting plates 1 can be riveted together through the riveting holes 11.

Furtherly, four 1 upper end of mounting panel is opened jointly has rectangular channel 12,

rectangular channel

12 and 5 phase-matchs of bottom plate, open the 12 lower walls of rectangular channel has second impeller shaft hole 13, second impeller shaft hole 13 is located under first impeller shaft hole 7, the shape in second impeller shaft hole 13 is the same with first impeller shaft hole 7's shape, first impeller shaft hole 7 and second impeller shaft hole 13 all alternate with impeller shaft is fixed to be connected.

Furthermore, mortises 14 are formed in the four corners of the bottom plate 5 and the joints of the four mounting plates 1, and the mortises 14 are matched with the tenon blocks 8.

Further, the height of the rectangular groove 12 is equal to the height of the bottom plate 5, so that the upper end face of the bottom plate 5 is flush with the upper end face of the mounting plate 1, and the formation of a high-low surface between the bottom plate 5 and the mounting plate 1 is avoided to block water flow.

Further, the height of the first joint 3 is equal to that of the second joint 4, and the height of the first joint 3 is equal to half of the height of the mounting plate 1, so that the mounting plates 1 after being spliced are ensured to be on the same horizontal plane, and blocking to water flow is reduced.

It should be noted that, the utility model relates to a water pump impeller structure, during the equipment, at first with four mounting panels 1 end to end, then use the rivet to pass riveting hole 11 and link together two adjacent mounting panels 1, then place bottom plate 5 in rectangular channel 12, and make first impeller shaft hole 7 align with second impeller shaft hole 13, strike tenon piece 8 into mortise 14 again, make mounting panel 1 link together with bottom plate 5, if certain flabellum 2 takes place to damage in the use, can change the flabellum 2 that damages alone, keep other intact flabellums 2, the whole life of impeller has been prolonged, economic benefits has been improved; form the impeller structure through setting up mounting panel 1, flabellum 2, bottom plate 5 and the concatenation of sleeve 6, the volume and the complexity of impeller mould when having reduced the pouring have reduced the pouring degree of difficulty.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A water pump impeller structure, includes mounting panel (1), its characterized in that: mounting panel (1) is provided with four, four mounting panel (1) head and the tail splice in proper order and form circular structure, four flabellum (2) are all installed to mounting panel (1) upper end, four flabellum (2) are the annular array and distribute, first joint (3) are installed to mounting panel (1) one end, the second is installed to mounting panel (1) the other end and is connected (4), first joint (3) and second joint (4) are dislocation set from top to bottom, first joint (3) and second joint (4) phase-match, four mounting panel (1) upper end middle part is provided with bottom plate (5) jointly, sleeve (6) are installed to bottom plate (5) upper end, open first impeller shaft hole (7) that link up from top to bottom in sleeve (6) upper end, terminal surface under first impeller shaft hole (7) extend to bottom plate (5), be connected with tenon piece (8) between mounting panel (1) and the bottom plate (5) jointly.

2. A water pump impeller structure according to claim 1, wherein: the upper end of the first joint (3) and the upper end of the second joint (4) are both provided with a plurality of riveting holes (11).

3. A water pump impeller structure according to claim 1, wherein: four open mounting panel (1) upper end jointly has rectangular channel (12), rectangular channel (12) and bottom plate (5) phase-match, open rectangular channel (12) lower wall has second impeller shaft hole (13), second impeller shaft hole (13) are located under first impeller shaft hole (7), the shape in second impeller shaft hole (13) is the same with the shape in first impeller shaft hole (7).

4. A water pump impeller structure according to claim 1, wherein: mortises (14) are formed in the four corners of the bottom plate (5) and the joints of the four mounting plates (1), and the mortises (14) are matched with the tenon blocks (8).

5. A water pump impeller structure according to claim 3, wherein: the height of the rectangular groove (12) is equal to that of the bottom plate (5).

6. A water pump impeller structure according to claim 1, wherein: the height of the first joint (3) is equal to that of the second joint (4), and the height of the first joint (3) is equal to half of the height of the mounting plate (1).