CN220748594U

CN220748594U - Folding electric fan shell

Info

Publication number: CN220748594U
Application number: CN202321166449.6U
Authority: CN
Inventors: 贺思军; 贺建军
Original assignee: Suzhou Huihong Electric Appliance Co ltd
Current assignee: Suzhou Huihong Electric Appliance Co ltd
Priority date: 2023-05-16
Filing date: 2023-05-16
Publication date: 2024-04-09
Anticipated expiration: 2033-05-16

Abstract

The utility model belongs to the technical field of electric fan equipment, and particularly relates to a folding electric fan shell, which comprises a base, wherein the top of the base is provided with a groove, the bottom wall of the inner wall of the groove is fixedly provided with a folding assembly, the folding assembly is composed of a plurality of folding arms, each folding arm of the plurality of folding arms is formed by connecting a connecting mechanism, one end of one folding arm, which is farthest from the base, of the plurality of folding arms is fixedly connected with a fixed block, the fixed block is rotationally connected with a first threaded rod, one end of the first threaded rod, which is far away from the fixed block, is rotationally connected with a threaded rod sleeve, the top of the threaded rod sleeve is rotationally connected with a second threaded rod, one end of the second threaded rod, which is far away from the threaded rod sleeve, is fixedly connected with a positioning block, and the front surface of the positioning block is provided with a fan blade housing. The utility model can achieve the purpose of arranging the base, fully taking the folding mechanism into the base, and fully putting the fan blade outer cover into the base, so that the folding component and the fan blade outer cover are not exposed outside, and dust entering is reduced.

Description

Folding electric fan shell

Technical Field

The utility model relates to the technical field of electric fan equipment, in particular to a folding electric fan shell.

Background

The electric fan is a necessary electric appliance in hot summer, is necessary electric equipment for every household, and utilizes a motor to drive fan blades to rotate so as to achieve the purpose of accelerating circulation of air, and is mainly used for cooling and relieving summer heat and circulating air.

The prior art has the following problems:

1. the existing electric fan shell occupies a large space, cannot be folded completely and is inconvenient to carry;

2. when the existing electric fan shell is not used, the electric fan body is not shielded, accumulated dust is accumulated, time is wasted in the later period, cleaning is further carried out, and the existing fan blade outer cover is inconvenient to detach by using bolts.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a folding electric fan shell, which solves the existing problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a folding electric fan casing, includes the base, the recess is seted up at the base top, the diapire fixed mounting of recess inner wall has folding subassembly, folding subassembly comprises a plurality of folding arms, and is a plurality of first draw-in groove has all been seted up to folding arm one end, and the second draw-in groove has all been seted up to the other end, the fixture block has been cup jointed in the activity of second draw-in groove, fixture block top fixedly connected with latch, latch top fixedly connected with briquetting, a plurality of every folding arm of folding arm is connected by coupling mechanism and is constituteed, a plurality of folding arm is the one end fixedly connected with fixed block of one folding arm of keeping away from the base, the fixed block rotates and is connected with first threaded rod, the one end that the fixed block was kept away from to first threaded rod is rotated and is connected with the screw rod cover, the screw rod cover top is rotated and is connected with the second threaded rod, the one end fixedly connected with locating piece that the screw rod was kept away from the screw rod cover, the locating piece openly is provided with the flabellum dustcoat.

As a preferable technical scheme of the utility model, the first clamping groove is matched with the second clamping groove in size, the first clamping groove is vertically aligned with the second clamping groove, the clamping block extends out of the second clamping groove to be fixedly connected with a clamping tooth, and the clamping tooth is matched with the first clamping groove in size.

As a preferable technical scheme of the utility model, positioning holes are formed in two sides of the positioning block.

As a preferable technical scheme of the utility model, the fan blade outer cover comprises a fan blade front cover and a fan blade rear cover, the back of the fan blade rear cover is fixedly connected with two connecting blocks, the two connecting blocks are vertically distributed left and right, the connecting blocks are provided with through holes, the through holes are matched with the positioning holes in size, and one connecting block is movably sleeved with an inserting block with the matched size through the through hole.

As a preferable technical scheme of the utility model, the size of the insertion block is matched with the size of the through hole, the distance width of the two connection blocks is larger than the width of the positioning block, a positioning block is arranged between the two connection blocks, one end of the insertion block extends into the positioning block matched with the size of the positioning block, and the insertion block passes through the positioning hole and extends into the through hole formed in the left connection block horizontally distributed with the positioning block.

As a preferable technical scheme of the utility model, the folding assembly comprises at least seven sections of folding arms which are connected in turn in a rotating way, and the connection parts of the end parts of two adjacent sections of folding arms keep the state of unchanged folding angle by limiting through the clamping teeth.

As a preferable technical scheme of the utility model, the size of the front fan blade cover is slightly smaller than that of the rear fan blade cover, the edges of the front fan blade cover are provided with buckling holes which are matched with the buckling sizes of the front fan blade cover in the vertical direction, the edges of the rear fan blade cover are provided with buckles in the vertical direction, and the front fan blade cover is connected with the rear fan blade cover through the buckles.

As a preferable technical scheme of the utility model, the fan blade outer cover is matched with the size of the groove.

Compared with the prior art, the utility model provides the folding electric fan shell, which has the following beneficial effects:

1. according to the folding electric fan shell, when a user folds the folding electric fan, the first clamping groove can be pulled out of the clamping teeth through the pressing block, the first clamping groove can be pulled out of the clamping teeth, the folding arms can freely change the folding angle, when each folding arm is completely parallel to the base, namely the folding mechanism is completely retracted into the base, the fan blade outer cover is also transversely parallel to the base by rotating the first screw rod to a certain angle, so that the fan blade outer cover can be completely placed into the base, the folding electric fan can be directly carried by the base to be taken away, and the electric fan shell is small and exquisite in size and convenient to carry;

2. according to the folding electric fan shell, the first clamping groove can be pulled out of the clamping teeth through the pressing blocks through the base, the folding angle of the folding arms can be freely changed, when each folding arm is completely parallel to the base, namely the folding mechanism is completely retracted into the base, the fan blade outer cover is also transversely parallel to the base through rotating the first screw rod to a certain angle, so that the fan blade outer cover can be completely placed into the base, the folding assembly and the fan blade outer cover are not exposed outside, dust entering is reduced, the buckling holes matched with the buckling sizes of the fan blade outer cover are formed in the vertical directions of the edges of the fan blade outer cover, and the buckling holes are formed in the vertical directions of the edges of the fan blade outer cover, so that the fan blade outer cover and the fan blade outer cover are detached in the later stage, and the later stage detachment is more convenient;

drawings

Fig. 1 is a schematic view of the overall structure of a foldable electric fan housing according to the present utility model;

FIG. 2 is a schematic view of a part of a foldable electric fan housing according to the present utility model;

FIG. 3 is a schematic view of a folding structure of a foldable electric fan housing according to the present utility model;

FIG. 4 is a schematic view of a housing of a fan blade of a foldable electric fan according to the present utility model;

fig. 5 is a schematic view showing a partial detail structure of a foldable electric fan housing according to the present utility model.

In the figure: 1. a base; 2. a groove; 3. a folding assembly; 4. a folding arm; 5. a connecting mechanism; 6. latch teeth; 7. a clamping block; 8. briquetting; 9. a first clamping groove; 10. a second clamping groove; 11. a fan blade housing; 12. a fan blade front cover; 13. a fan blade back cover; 14. a connecting block; 15. a through hole; 16. inserting blocks; 17. a fixed block; 18. a first screw; 19. a screw sleeve; 20. a second screw; 21. a positioning block; 22. positioning holes; 23. a buckle; 24 snap holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, in the present embodiment: a folding electric fan shell comprises a groove 2 arranged at the top of a base 1, a folding component 3 fixedly arranged on the bottom wall of the inner wall of the groove 2, wherein the folding component 3 is composed of a plurality of folding arms 4, so that the height of the fan is higher, the blowing range is wider, a first clamping groove 9 is arranged at one end of each of the plurality of folding arms 4, a second clamping groove 10 is arranged at the other end of each of the plurality of folding arms 4, a clamping block 7 is movably sleeved in the second clamping groove 10, the clamping block 7 is connected with the top of the clamping block 7, a pressing block 8 is fixedly connected at the top of the clamping block 6, the pressing block 8 can facilitate the user to pull out the clamping block 6 more conveniently, each folding arm 4 of a plurality of folding arms 4 is connected by coupling mechanism 5 and constitutes, the one end fixedly connected with fixed block 17 of a folding arm 4 that a plurality of folding arms 4 were kept away from base 1, fixed block 17 rotates and is connected with first threaded rod 18, can change the upper and lower angle of rocking of fan head, the one end that fixed block 17 was kept away from to first threaded rod 18 rotates and is connected with screw thread pole cover 19, screw thread pole cover 19 top rotates and is connected with second threaded rod 20, can change the left and right rocking angle of fan head, the one end fixedly connected with locating piece 21 that screw thread pole cover 19 was kept away from to second threaded rod 20, in order to be connected with fan blade dustcoat 11, the locating piece 21 openly is provided with fan blade dustcoat 11.

In this embodiment, the first clamping groove 9 is matched with the second clamping groove 10 in size, the first clamping groove 9 is vertically aligned with the second clamping groove 10, the clamping block 7 extends out of the second clamping groove 10 and is fixedly connected with the clamping tooth 6 with the first clamping groove 9, and the clamping tooth 6 is matched with the first clamping groove 9 in size; positioning holes 22 are formed in two sides of the positioning block 21 and are connected with the fan blade outer cover 11; the fan blade outer cover 11 comprises a fan blade front cover 12 and a fan blade rear cover 13, the back of the fan blade rear cover 13 is fixedly connected with two connecting blocks 14, the two connecting blocks 14 can be better connected with a positioning block 21, the fixing effect is better, the two connecting blocks 14 are vertically distributed left and right, through holes 15 are formed in the connecting blocks 14, the through holes 15 are matched with the positioning holes 22 in size, and one connecting block 14 is movably sleeved with an inserting block 16 matched in size through the through hole 15; the size of the insertion block 16 is matched with the size of the through hole 15, the distance and the width of the two connecting blocks 14 are larger than the width of the positioning block 21, the positioning block 21 is arranged between the two connecting blocks 14, one end of the insertion block 16 extends into the positioning block 21 matched with the size of the insertion block, and the insertion block extends into the through hole 15 formed in the left connecting block 14 horizontally distributed by the insertion block through the positioning hole 22; the folding assembly 3 comprises at least seven sections of folding arms 4 which are connected in turn in a rotating way, and the connection parts of the end parts of two adjacent sections of folding arms 4 are limited by the latch 6 to keep the state of unchanged folding angle; the size of the front fan blade cover 12 is slightly smaller than that of the rear fan blade cover 13, the edges of the front fan blade cover 12 are provided with buckling holes 24 which are matched with the sizes of buckling holes 23 in the vertical directions, and the buckling holes 23 are designed for the purpose of disassembling the front fan blade cover 12 and the rear fan blade cover 13, so that the rear-stage disassembly is more convenient, the edges of the rear fan blade cover 13 are provided with buckling holes 23 in the vertical directions, and the front fan blade cover 12 and the rear fan blade cover 13 are connected through the buckling holes 23; the fan blade housing 11 is adapted to the dimensions of the recess 2.

The working principle and the using flow of the utility model are as follows: by installing the fan blades and the power device into the folding electric fan shell, a user can pull out the first clamping groove 10 through the pressing block 8 when the folding electric fan is folded, the clamping teeth are pulled out of the first clamping groove 10, the folding arms 4 can freely change the folding angle, when each folding arm 4 is completely parallel to the base 1, namely the folding mechanism 3 is completely retracted into the base 1, when the first screw rod 18 is rotated to a certain angle, the fan blade outer cover 11 is also transversely parallel to the base 1, so that the fan blade outer cover 11 can be completely placed into the base 1, when the folding arms 4 are freely changed to a certain angle in use, namely when the user wants to change the height, the clamping teeth 6 can be pressed into the first clamping grooves 9, the first clamping grooves 9 can fix the folding arms 4, and when the fan head of the electric fan is wanted to be changed in a rocking angle, the first threaded rod 18 and the second threaded rod 19 can be rotated.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A foldable electric fan housing comprising a base (1), characterized in that: the utility model discloses a base, including base (1), recess (2), diapire fixed mounting of recess (2) inner wall has folding subassembly (3), folding subassembly (3) are constituteed by a plurality of folding arm (4), and a plurality of first draw-in groove (9) have all been seted up to folding arm (4) one end, and second draw-in groove (10) are all seted up to the other end, fixture block (7) have been cup jointed in second draw-in groove (10) activity, fixture block (7) top fixedly connected with latch (6), latch (6) top fixedly connected with briquetting (8), a plurality of every folding arm (4) of folding arm (4) are connected by coupling mechanism (5), a plurality of folding arm (4) are most far away from one folding arm (4) of base (1) one end fixedly connected with fixed block (17), fixed block (17) rotate and are connected with first threaded rod (18), one end rotation that fixed block (17) were kept away from to first threaded rod (18) is connected with screw thread bush (19), screw thread bush (19) are kept away from to one end rotation of fixed block (20), screw thread bush (21) are kept away from to second threaded rod (21).

2. A foldable electric fan housing as claimed in claim 1, wherein: the first clamping groove (9) is matched with the second clamping groove (10) in size, the first clamping groove (9) is vertically aligned with the second clamping groove (10), the clamping block (7) extends out of the second clamping groove (10) and is fixedly connected with the clamping tooth (6) with the first clamping groove (9), and the clamping tooth (6) is matched with the first clamping groove (9) in size.

3. A foldable electric fan housing as claimed in claim 1, wherein: positioning holes (22) are formed in two sides of the positioning block (21).

4. A foldable electric fan housing as claimed in claim 1, wherein: the fan blade outer cover (11) comprises a fan blade front cover (12) and a fan blade rear cover (13), two connecting blocks (14) are fixedly connected to the back of the fan blade rear cover (13), the two connecting blocks (14) are distributed vertically left and right, through holes (15) are formed in the connecting blocks (14), the through holes (15) are matched with the positioning holes (22) in size, and one connecting block (14) is movably sleeved with an inserting block (16) with the matched size through the through hole (15).

5. The foldable electric fan housing of claim 4, wherein: the size of the inserting block (16) is matched with the size of the through hole (15), the distance width and the distance between the two connecting blocks (14) are larger than the width of the positioning blocks (21), the positioning blocks (21) are arranged between the two connecting blocks (14), one end of the inserting block (16) extends into the positioning blocks (21) matched with the size of the inserting block, and the inserting block extends into the through hole (15) formed in the left connecting block (14) horizontally distributed by the positioning holes (22).

6. A foldable electric fan housing as claimed in claim 1, wherein: the folding assembly (3) comprises at least seven sections of folding arms (4) which are connected in a rotating mode in sequence, and the end connection positions of two adjacent sections of folding arms (4) are limited through clamping teeth (6) to keep the folding angle unchanged.

7. The foldable electric fan housing of claim 4, wherein: the size of the fan blade front cover (12) is slightly smaller than that of the fan blade rear cover (13), the vertical directions of the edges of the fan blade front cover (12) are provided with buckling holes (24) which are matched with the sizes of buckles (23) of the fan blade front cover, the vertical directions of the edges of the fan blade rear cover (13) are provided with buckles (23), and the fan blade front cover (12) is connected with the fan blade rear cover (13) through the buckles (23).

8. A foldable electric fan housing as claimed in claim 1, wherein: the fan blade outer cover (11) is matched with the groove (2) in size.