CN217152411U

CN217152411U - Wind impeller

Info

Publication number: CN217152411U
Application number: CN202220447913.8U
Authority: CN
Inventors: 王召智; 彭国华; 韩潭华
Original assignee: Zhejiang Lera New Energy Power Technology Co Ltd
Current assignee: Zhejiang Lera New Energy Power Technology Co Ltd
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-08-09
Anticipated expiration: 2032-03-03

Abstract

The application discloses a wind impeller, which comprises a first impeller component and a second impeller component, wherein a plurality of first blades distributed along the circumference are arranged on the side part of the first impeller component, and a plurality of second blades distributed along the circumference are arranged on the second impeller component; the second impeller component and the first impeller component are suitable for matching connection, so that the second blades and the first blades are adjacently distributed, and then the second blades and the first blades are matched with each other to form a complete blade group. The beneficial effect of this application: can carry out split type dismouting design with the fan impeller through first impeller subassembly and second impeller subassembly to can reduce the mould shaping degree of difficulty of product. Simultaneously, through a split type design, the number of the blades in the blade group can be increased, and then the softness of the wind power of the product is ensured when the product is used, and the silencing effect is better.

Description

Wind impeller

Technical Field

The application relates to the field of mechanical part manufacturing, in particular to a wind impeller.

Background

The wind impeller is a part widely applied to a fan, and wind power can be generated through the rotation of the wind impeller so as to realize the functions of cooling or driving a mechanical device and the like.

The larger the number of blades of the fan wheel in actual use, the better the silencing effect of the fan wheel in use. However, too many blades also result in increased difficulty in machining the wind impeller, and even the wind impeller cannot be formed on a die. Therefore, a multi-blade wind impeller which is convenient to process is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a fan wheel, through split type dismouting design, can effectual reduction fan wheel's the processing degree of difficulty.

In order to achieve the above purposes, the technical scheme adopted by the application is as follows: a wind impeller comprises a first impeller component and a second impeller component, wherein a plurality of first blades distributed along the circumference are arranged on the side part of the first impeller component, and a plurality of second blades distributed along the circumference are arranged on the second impeller component; the second impeller component and the first impeller component are suitable for being matched and connected, so that the second blades and the first blades are adjacently distributed, and then the second blades and the first blades are matched with each other to form a complete blade group.

Preferably, a connecting groove is formed between adjacent first blades of the first impeller assembly, and one end of each second blade is provided with a connecting block; when the second impeller component is connected with the first impeller component, the first blade and the second blade are suitable for being connected with the connecting block through the matching of the connecting groove for positioning.

Preferably, the first impeller assembly includes a support sleeve and a plurality of first blades, the first blades are circumferentially distributed along an outer side of the support sleeve, the connection groove is disposed on a side wall of the support sleeve adjacent to the first blades, and one end of the connection groove is communicated with one end of the support sleeve.

Preferably, the second impeller assembly comprises a fixing plate and a plurality of second blades, the fixing plate is annular, and the second blades are fixedly connected to the fixing plate through one end of the connecting block, so that the plurality of second blades are distributed circumferentially along the fixing plate; when the second impeller component is connected with the first impeller component, the fixing plate is abutted against the end part of the support sleeve.

Preferably, the wind impeller further comprises a cover plate; when the second impeller component and the first impeller component are matched, the first impeller component and the second impeller component are in detachable limit connection through connection of the cover plate and the first impeller component and the second impeller component respectively.

Preferably, the cover plate comprises a baffle plate and a connecting sleeve, and the connecting sleeve is fixed in the center of the end face of the baffle plate; when the second impeller component is connected with the first impeller component, the connecting sleeve is connected with the supporting sleeve through a limiting structure, and meanwhile, the baffle is suitable for abutting against the end face of the fixing plate, so that the cover plate can limit and connect the second impeller component and the first impeller component.

Preferably, the limiting structure comprises a limiting groove and a limiting block, the limiting groove is L-shaped and is arranged on the outer side wall of the connecting sleeve, and the limiting block is arranged on the inner wall of the supporting sleeve; the adapter sleeve be suitable for with support the inner wall of cover and cup joint, so that the stopper can be located the spacing inslot, and then through rotatory the apron, can with the adapter sleeve with support the cover and carry out the joint.

Preferably, limit structure includes internal thread and external screw thread, the internal thread set up in support the inner wall of cover, the external screw thread set up in the lateral wall of adapter sleeve, the adapter sleeve with support and be suitable for between the cover and carry out threaded connection.

Preferably, the connecting groove comprises a positioning groove and a clamping groove, the clamping groove is arranged at the bottom of the positioning groove, and the side wall of the clamping groove is obliquely arranged; the connecting block comprises a positioning block and a clamping block, one side of the positioning block is connected with the second blade, the other side of the positioning block is connected with the clamping block, and the side wall of the clamping block is obliquely arranged; when the spread groove with when the connecting block is connected, the locating piece with the constant head tank corresponds the cooperation, the fixture block with the draw-in groove carries out the joint cooperation, and then passes through the locating piece can be right the circumferencial direction of second impeller subassembly carries on spacingly, simultaneously through the fixture block with the cooperation of draw-in groove can be right radially of second impeller subassembly carries on spacingly.

Preferably, the connecting grooves and the connecting blocks are T-shaped in cross section.

Compared with the prior art, the beneficial effect of this application lies in:

(1) can carry out split type dismouting design with fan wheel through first impeller subassembly and second impeller subassembly to can carry out mould production to first impeller subassembly and second impeller subassembly respectively when carrying out product production, the mould shaping degree of difficulty that can effectual reduction product.

(2) Simultaneously through split type design, the shaping degree of difficulty of single spare part reduces, and then the quantity of blade in the increase blade group that can be further to guarantee that the product makes wind through the blade as many as possible and cuts littleer, and wind-force is softer more, in order to realize the effect of better silence.

Drawings

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

fig. 2 is a schematic structural diagram of a first impeller assembly of the present invention;

fig. 3 is a schematic structural view of the first impeller assembly in the front view direction according to the present invention;

FIG. 4 is a schematic structural view of a second impeller assembly of the present invention;

FIG. 5 is a schematic structural view of the middle cover plate of the present invention;

FIG. 6 is a schematic view of the usage state of the present invention;

in the figure: the blade assembly comprises a first impeller assembly 1, a first blade 100, a support sleeve 11, a connecting groove 110, a positioning groove 1101, a clamping groove 1102, a limiting block 111, a second impeller assembly 2, a second blade 200, a fixing plate 21, a connecting block 22, a positioning block 221, a clamping block 222, a cover plate 3, a baffle plate 31, a connecting sleeve 32, a limiting groove 320 and a blade group 400.

Detailed Description

The present application is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.

In the description of the present application, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be construed as limiting the specific scope of protection of the present application.

It is noted that the terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

One of the preferred embodiments of the present application, as shown in fig. 1 to 6, is a wind impeller comprising a first impeller assembly 1 and a second impeller assembly 2. The side of the first impeller assembly 1 is provided with a plurality of first blades 100 uniformly distributed along the circumferential direction; the second impeller assembly 2 is also provided with a plurality of second blades 200 uniformly distributed in the circumferential direction. Meanwhile, the second impeller assembly 2 and the first impeller assembly 1 can be mutually matched and connected, so that when the first impeller assembly 1 and the second impeller assembly 2 are matched and connected, the second blades 200 and the first blades 100 are sequentially and adjacently distributed at uniform intervals, and then the plurality of second blades 200 and the plurality of first blades 100 can be mutually matched to form a complete blade group 400. Through designing into first impeller subassembly 1 and second impeller subassembly 2 with impeller components of a whole that can function independently dismouting to can be when carrying out product production, can carry out mould production to first impeller subassembly 1 and second impeller subassembly 2 alone respectively, the mould shaping degree of difficulty that can effectual reduction product. Simultaneously through split type design, the shaping degree of difficulty of single spare part reduces, and then the quantity of blade in the increase blading 400 that can be further to guarantee that the product makes wind cut littleer through the blade as much as possible when using, and wind-force is softer, in order to realize the effect of better silence.

In this embodiment, as shown in fig. 2, 4 and 6, the first impeller assembly 1 is provided with a connecting groove 110 between adjacent first blades 100, and one end of each second blade 200 is provided with a connecting block 22. When the second impeller assembly 2 and the first impeller assembly 1 are coupled, each connecting block 22 may be coupled to the corresponding connecting groove 110 to ensure that the first blade 100 and the second blade 200 are sequentially and accurately disposed.

It can be understood that the connecting slots 110 are respectively equidistant from the first blades 100 on both sides, so that when the connecting block 22 is connected with the connecting slots 110, the second blade 200 is equidistant from the adjacent first blades 100, and the equidistant spacing distribution between the blades on the blade group 400 is realized, thereby ensuring that the wind power of the product is softer in use.

Specifically, as shown in fig. 2 and 3, the first impeller assembly 1 includes a supporting sleeve 11 and a plurality of first blades 100, the supporting sleeve 11 is cylindrical, the plurality of first blades 100 are circumferentially and equally distributed along the outer side of the supporting sleeve 11, and a plurality of connecting grooves 110 are also arranged on the side wall of the supporting sleeve 11 between each adjacent first blades 100 one by one along the outer circumferential direction of the supporting sleeve 11, and one end of each connecting groove 110 is communicated with one end of the supporting sleeve 11.

Specifically, as shown in fig. 4, the second impeller assembly 2 includes a fixing plate 21 and a plurality of second blades 200, the fixing plate 21 is circular, and the plurality of second blades 200 are all fixedly connected to the fixing plate 21 through one end of a connecting block 22, so that the plurality of second blades 200 are distributed at equal intervals along the circumference of the fixing plate 21.

It can be understood that, when the second impeller assembly 2 and the first impeller assembly 1 need to be connected in combination, the end portion of each connecting block 22 on the second impeller assembly 2 and the corresponding connecting groove 110 may be aligned at the end of the end portion of the support sleeve 11, and then the second impeller assembly 2 and the first impeller assembly 1 are pressed close to each other, so that the connecting blocks 22 are slidably fitted along the corresponding connecting grooves 110 until the fixing plate 21 abuts against the end portion of the support sleeve 11, and then the combined installation of the first impeller assembly 1 and the second impeller assembly 2 can be completed.

It is also understood that the specific number of the first blade 100 and the second blade 200 can be set according to actual needs, for example, as shown in fig. 1 to 4 and fig. 6, the number of the first blade 100 and the second blade 200 is eight.

In order to prevent the first impeller assembly 1 and the second impeller assembly 2 from being loosened during use, the first impeller assembly 1 and the second impeller assembly 2 may be limited after the first impeller assembly 1 and the second impeller assembly 2 are completely installed. The common limiting mode comprises a detachable limiting mode and a non-detachable limiting mode. Removable stops are often used for ease of maintenance. There are many common methods of detachable retention, and the following can be illustrated by two of the examples.

In the first embodiment, the wind turbine further includes a cover plate 3, and when the second impeller assembly 2 and the first impeller assembly 1 are engaged, the cover plate 3 is connected to the first impeller assembly 1 and the second impeller assembly 2 respectively, so that the first impeller assembly 1 and the second impeller assembly 2 are in detachable limit connection.

In this embodiment, as shown in fig. 5, the cover plate 3 includes a baffle plate 31 and a connecting sleeve 32, and the connecting sleeve 32 is fixed in the center of the end face of the baffle plate 31; when second impeller subassembly 2 and first impeller subassembly 1 are connected, can be connected through limit structure between adapter sleeve 32 and the support cover 11, baffle 31 can offset with the terminal surface of fixed plate 21 simultaneously to make apron 3 can carry out detachable limit connection to second impeller subassembly 2 and first impeller subassembly 1.

In this embodiment, the limiting structure has a plurality of types, for example, as shown in fig. 2, fig. 3 and fig. 5, the limiting structure includes a limiting groove 320 and a limiting block 111, the limiting groove 320 is L-shaped and is disposed on the outer sidewall of the connecting sleeve 32, one end of the limiting groove 320 is communicated with the end of the connecting sleeve 32, and the limiting block 111 is disposed on the inner wall of the supporting sleeve 11. When the cover plate 3 is used, the connecting sleeve 32 can slide along the inner wall of the supporting sleeve 11 for sleeving, and in the sliding process of the connecting sleeve 32, the limiting block 111 can move to the bottom of the first section of the limiting groove 320 along the port of the limiting groove 320 at the end of the connecting sleeve 32, and then the cover plate 3 is rotated, so that the limiting block 111 continues to move to the bottom of the second section of the limiting groove 320 along the circumferential direction, and the connecting sleeve 32 can be clamped with the supporting sleeve 11, and the axial movement of the cover plate 3 is limited. Of course, the limiting structure may also include an internal thread and an external thread, the internal thread is disposed on the inner wall of the support sleeve 11, the external thread is disposed on the outer sidewall of the connection sleeve 32, and the connection between the connection sleeve 32 and the support sleeve 11 may be performed by a threaded connection.

It can be understood that the number of the limiting grooves 320 and the limiting blocks 111 can be set according to actual needs, for example, as shown in fig. 2, fig. 3 and fig. 5, the number of the limiting grooves 320 and the number of the limiting blocks 111 are two and are symmetrically set.

In the second embodiment, the end portions of the fixing plate 21 and the support sleeve 11 are respectively provided with corresponding threaded holes, so that after the first impeller assembly 1 and the second impeller assembly 2 are mounted, the fixing plate 21 and the support sleeve 11 can be bolted through bolts.

In the process of using the wind turbine blade, the blades are subjected to circumferential force and radial force in use due to the spiral arrangement of the blades, so that the circumferential direction and the radial direction of the second blade 200 need to be limited in order to ensure the stability of the blade group 400 in use.

Specifically, as shown in fig. 3 and fig. 4, the connecting slot 110 includes a positioning slot 1101 and a card slot 1102, the width of the positioning slot 1101 is greater than the width of the card slot 1102, the card slot 1102 is disposed at the bottom of the positioning slot 1101, and a side wall of the card slot 1102 is inclined, so that the size of an opening of the card slot 1102 at the bottom of the positioning slot 1101 is smaller than that of the opening at the bottom of the card slot 1102. The connecting block 22 includes a positioning block 221 and a latch 222, one side of the positioning block 221 is connected to the second blade 200, the other side of the positioning block 221 is connected to the latch 222, and a sidewall of the latch 222 is inclined, so that the cross-sectional shapes of the latch 222 and the latch 1102 are the same. When the connecting slot 110 is connected to the connecting block 22, the positioning block 221 may be correspondingly engaged with the positioning slot 1101, so as to limit the circumferential direction of the second impeller assembly 2. Meanwhile, the fixture block 222 and the fixture groove 1102 are in clamping fit, so that the radial direction of the second impeller assembly 2 is limited.

Of course, it is also possible to design the cross sections of the coupling groove 110 and the connection block 22 to be T-shaped, that is, the width of the positioning groove 1101 is smaller than the width of the catching groove 1102, so that the degree of freedom of the second impeller assembly 2 in the circumferential direction and the radial direction can be limited when the catching block 222 is fitted with the catching groove 1102.

The foregoing has described the general principles, essential features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are merely illustrative of the principles of the application, but that various changes and modifications may be made without departing from the spirit and scope of the application, and such changes and modifications are intended to be within the scope of the application as claimed. The scope of protection claimed by this application is defined by the following claims and their equivalents.

Claims

1. A wind impeller, comprising:

the side part of the first impeller assembly is provided with a plurality of first blades distributed along the circumference; and

the second blade wheel assembly is provided with a plurality of second blades distributed along the circumference;

the second impeller component and the first impeller component are suitable for being matched and connected, so that the second blades and the first blades are adjacently distributed, and then the second blades and the first blades are matched with each other to form a complete blade group.

2. The wind impeller of claim 1, wherein: the first impeller assembly is provided with a connecting groove between adjacent first blades, and one end of each second blade is provided with a connecting block; when the second impeller component is connected with the first impeller component, the first blade and the second blade are suitable for being connected with the connecting block through the matching of the connecting groove for positioning.

3. The wind impeller of claim 2, wherein: the first impeller assembly comprises a supporting sleeve and a plurality of first blades, the first blades are circumferentially distributed along the outer side of the supporting sleeve, the connecting groove is formed in the side wall of the supporting sleeve adjacent to the first blades, and one end of the connecting groove is communicated with one end of the supporting sleeve.

4. A wind impeller according to claim 3, wherein: the second impeller assembly comprises a fixing plate and a plurality of second blades, the fixing plate is annular, and the second blades are suitable for being fixedly connected to the fixing plate through one end of the connecting block, so that the plurality of second blades are distributed along the circumference of the fixing plate; when the second impeller component is connected with the first impeller component, the fixing plate is abutted against the end part of the support sleeve.

5. The wind impeller of claim 4, wherein: the wind impeller further comprises a cover plate; when the second impeller component and the first impeller component are matched, the first impeller component and the second impeller component are in detachable limit connection through connection of the cover plate and the first impeller component and the second impeller component respectively.

6. The wind impeller of claim 5, wherein: the cover plate comprises a baffle plate and a connecting sleeve, and the connecting sleeve is fixed in the center of the end face of the baffle plate; when the second impeller assembly is connected with the first impeller assembly, the connecting sleeve is connected with the supporting sleeve through a limiting structure, and meanwhile, the baffle is suitable for abutting against the end face of the fixing plate, so that the cover plate can limit and connect the second impeller assembly and the first impeller assembly.

7. The wind impeller of claim 6, wherein: the limiting structure comprises a limiting groove and a limiting block, the limiting groove is L-shaped and is arranged on the outer side wall of the connecting sleeve, and the limiting block is arranged on the inner wall of the supporting sleeve; the connecting sleeve is suitable for being sleeved with the inner wall of the supporting sleeve, so that the limiting block can be located in the limiting groove, and the connecting sleeve and the supporting sleeve are clamped through rotating the cover plate.

8. The wind impeller of claim 6, wherein: the limit structure includes internal thread and external screw thread, the internal thread set up in support the inner wall of cover, the external screw thread set up in the lateral wall of adapter sleeve, the adapter sleeve with support and be suitable for between the cover and carry out threaded connection.

9. A wind impeller according to any one of claims 2 to 8, wherein: the connecting groove comprises a positioning groove and a clamping groove, the clamping groove is arranged at the bottom of the positioning groove, and the side wall of the clamping groove is obliquely arranged; the connecting block comprises a positioning block and a clamping block, one side of the positioning block is connected with the second blade, the other side of the positioning block is connected with the clamping block, and the side wall of the clamping block is obliquely arranged; when the connecting groove with when the connecting block is connected, the locating piece with the constant head tank corresponds the cooperation, the fixture block with the draw-in groove carries out the joint cooperation.

10. A wind impeller according to any one of claims 2 to 8, wherein: the cross-section of the connecting groove and the cross-section of the connecting block are both T-shaped.