CN220354137U

CN220354137U - Floor fan convenient for fan blade replacement

Info

Publication number: CN220354137U
Application number: CN202321588864.0U
Authority: CN
Inventors: 袁嘉浩
Original assignee: Foshan Vii Electric Appliance Co ltd
Current assignee: Foshan Vii Electric Appliance Co ltd
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2024-01-16
Anticipated expiration: 2033-06-21

Abstract

The utility model relates to the technical field of floor fans, and discloses a floor fan convenient for fan blade replacement, which comprises a rear net cover, a front net cover and a locking mechanism, wherein the rear net cover is arranged on the front net cover: the locking mechanism comprises a first fixed block, a second fixed block and a net cover strap; through the cooperation between preceding screen panel, back screen panel and the locking mechanism, back screen panel passes through the spacer sleeve location after, preceding screen panel passes through the draw-in groove butt joint of second locating piece with first locating piece, and stopper and spacing groove sliding connection, first locating piece and second locating piece connection's compactness has been improved, at first the extension board with screen panel strap one end passes through the set screw and is connected with the screw of first locating piece one side, thereby the recess with the screen panel strap inboard agrees with the edge department of preceding screen panel and back screen panel, and the extension board with the screen panel strap other end corresponds the screw of first fixed block opposite side, install, thereby be convenient for install the screen panel after the fan impeller is changed, improve installation effectiveness, avoid the screen panel dislocation.

Description

Floor fan convenient for fan blade replacement

Technical Field

The utility model relates to the technical field of floor fans, in particular to a floor fan convenient for fan blade replacement.

Background

The fan is a common fan in life of people, mainly drives the fan blades to rotate through a motor, and then the fan blades can form wind flow for people to remove heat in summer, and the fan can be divided into a hanging type, a wall hanging type and a floor type according to the structure, and the floor type fan is mainly used by being directly placed on the ground through a base, so that the floor type fan is convenient for people to move;

in the prior art, publication No.: CN218439859U discloses a convenient-to-disassemble floor fan, which comprises an electric fan, wherein a connecting block is arranged on the rear end face of the electric fan, a connecting seat is arranged on the rear end face of the connecting block, a telescopic rod is arranged below the connecting seat, a telescopic cylinder is arranged below the telescopic rod, toothed plates are arranged on two sides of the inside of the telescopic cylinder, a connecting plate is arranged below the telescopic rod, spring grooves are arranged inside two sides of the connecting plate, a spring a is arranged inside the spring grooves, a connecting rod is arranged on one side of the spring a, a clamping block is fixedly arranged on one side of the connecting rod, gears are arranged on two sides of the lower side of the telescopic rod, the gears are in meshed connection with the toothed plates, movable clamping grooves are formed on two sides of the inside of the telescopic cylinder, the clamping blocks are clamped into the movable clamping grooves, pressing blocks are arranged inside the movable clamping grooves, and slots are formed inside the connecting seat. The utility model facilitates the subsequent transportation and movement by the floor fan convenient to disassemble and assemble;

although the floor fan in the technical scheme is convenient to disassemble and transport, the fan blades of the existing floor fan are usually fastened by the two groups of net covers through the net cover hoops, the net covers are easy to misplace, and the mounting difficulty after the disassembly is increased, so that the floor fan convenient for fan blade replacement is required.

Disclosure of Invention

The utility model aims to provide a floor fan convenient for fan blade replacement, which is convenient for limiting the position of a net cover, thereby being convenient for installing a net cover hoop and improving the installation efficiency so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a floor fan convenient for fan blade replacement comprises a rear net cover, a front net cover and a locking mechanism:

the locking mechanism comprises a first fixed block, a second fixed block and a net cover hooping strip, wherein the first fixed block is welded at the edge of the rear net cover, the second fixed block is welded at the edge of the front net cover, a clamping groove for the second fixed block to be inserted is formed in one side of the first fixed block, limiting blocks are uniformly formed at one end of two sides of the second fixed block, and limiting grooves for the sliding connection of the limiting blocks are symmetrically formed in two sides of the clamping groove;

the inner side of the mesh enclosure hooping is provided with a groove embedded in the edge of the front mesh enclosure and the edge of the rear mesh enclosure, two ends of the mesh enclosure hooping are integrally formed with extension plates, one side of each extension plate is provided with a round hole for a set screw to penetrate, and two adjacent sides of each first fixing block and each clamping groove are provided with screw holes for the set screw to be in threaded connection.

Preferably, the device further comprises a base, wherein a connecting hole for the threaded connection of the lower column is formed in the upper surface of the base, the upper end of the lower column is inserted with an upper column, and the outer side of the upper end of the lower column is in threaded connection with a locking sleeve.

Preferably, the upper end of the upper column is fixedly connected with a control surface shell, a rectangular groove for the hinge of the adjusting box is formed in the upper surface of the control surface shell, and an adjusting knob is inserted into one side of the control surface shell.

Preferably, the upper surface of adjusting box is provided with the motor housing, and motor housing internally mounted has driving motor, and driving motor's output shaft transmission is connected with the rotation axis that runs through the motor housing, and the one end joint of rotation axis has fan impeller and threaded connection to have the stop collar.

Preferably, a plurality of groups of positioning blocks are fixedly connected to one side of the motor housing, the plurality of groups of positioning blocks are arranged in a circular array, a thread cylinder is integrally formed in the center of one side of the motor housing, and external threads are formed in the outer side of the thread cylinder.

Preferably, the center of back screen panel is provided with butt joint portion, and the through-hole that supplies the screw thread section of thick bamboo to run through is offered at the center of butt joint portion one side, and the arc groove that supplies multiunit locating piece embedding is offered to one side of butt joint portion, and multiunit arc groove is circular array setting.

Preferably, the outside threaded connection of screw thread section of thick bamboo has the locating sleeve, and the outside integrated into one piece of locating sleeve has multiunit lug, one side of locating sleeve is inconsistent with the opposite side of butt joint portion.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the front screen, the rear screen and the locking mechanism are matched, the rear screen is positioned through the positioning sleeve, the front screen is in butt joint with the clamping groove of the first positioning block through the second positioning block, the limiting block is in sliding connection with the limiting groove, the connection tightness between the first positioning block and the second positioning block is improved, firstly, the extending plate at one end of the screen strap is connected with the screw hole at one side of the first positioning block through the positioning screw, so that the groove at the inner side of the screen strap is matched with the edge of the front screen and the edge of the rear screen, and the extending plate at the other end of the screen strap is correspondingly installed with the screw hole at the other side of the first fixing block, so that the screen after the fan impeller is replaced is conveniently installed, the installation efficiency is improved, and the screen is prevented from being misplaced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the rear mesh enclosure of the present utility model;

fig. 3 is a schematic structural view of a locking mechanism according to the present utility model.

In the figure: 1. a base; 2. a lower column; 3. loading a column; 4. a control panel; 5. a locking sleeve; 6. a motor housing; 61. a thread cylinder; 62. a positioning block; 7. an adjustment box; 8. an adjustment knob; 9. a locking mechanism; 91. a first fixed block; 911. a clamping groove; 912. a screw hole; 913. a limit groove; 92. a second fixed block; 921. a limiting block; 93. a net cover strap; 94. an extension plate; 941. a round hole; 95. a set screw; 10. a rear mesh enclosure; 101. a butt joint part; 102. an arc-shaped groove; 103. a through hole; 11. a front mesh enclosure; 12. a fan impeller; 13. a limit sleeve; 14. and (5) positioning the sleeve.

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. 1-3, the present utility model provides a technical solution: the utility model provides a floor fan convenient to flabellum is changed, includes back screen panel 10, preceding screen panel 11 and locking mechanism 9:

the locking mechanism 9 comprises a first fixed block 91, a second fixed block 92 and a net cover hooping 93, wherein the first fixed block 91 is welded at the edge of the rear net cover 10, the second fixed block 92 is welded at the edge of the front net cover 11, a clamping groove 911 for inserting the second fixed block 92 is formed in one side of the first fixed block 91, limiting blocks 921 are integrally formed in one end of two sides of the second fixed block 92, and limiting grooves 913 for sliding connection of the limiting blocks 921 are symmetrically formed in two sides of the clamping groove 911;

the recess that preceding screen panel 11 along limit and back screen panel 10 along limit embedding has been seted up to the inboard of screen panel strap 93, and the both ends of screen panel strap 93 all integrated into one piece have extension board 94, and round hole 941 that supplies set screw 95 to run through has all been seted up to one side of two sets of extension boards 94, and the screw 912 that supplies set screw 95 threaded connection has all been seted up to the both sides that first fixed block 91 is adjacent with draw-in groove 911.

When the fan blade wheel 12 of the floor fan is replaced, two groups of positioning screws 95 are unscrewed, the screen cover hooping 93 is taken down, downward pulling force is applied to the front screen cover 11 to enable the second fixing block 92 to be pulled out of the clamping groove 911 of the first fixing block 91, the fan blade wheel 12 can be replaced after the limiting sleeve 13 is unscrewed, one end of the rotating shaft is screwed into the limiting sleeve 13 after the replacement, the second fixing block 92 and two groups of limiting blocks 921 correspond to the clamping groove 911 of the first positioning block 62 and two groups of limiting grooves 913, grooves on the inner side of the screen cover hooping 93 correspond to the edges of the front screen cover 11 and the rear screen cover 10, extension plates 94 at two ends of the screen cover hooping 93 are abutted against two sides of the screw holes 912 of the first fixing block 91, and accordingly the positioning screws 95 penetrate through the round holes 941 and are connected with the screw holes 912 to complete installation, and the front screen cover 11 and the rear screen cover 10 are fast in alignment, so that the front screen cover 11 and the rear screen cover 10 after the disassembly are convenient to install, and the installation efficiency is improved.

Still include base 1, the connecting hole that supplies post 2 threaded connection has been seted up to the upper surface of base 1, and the upper end grafting of post 2 has last post 3 down, and the upper end outside threaded connection of post 2 has locking sleeve 5 down, has improved the holistic stability of stand fan through first seat, can lock last post 3 through locking sleeve 5 to the height postfix of the adjustable stand fan of being convenient for, and be convenient for dismouting between post 2 and the base 1 down.

The upper end fixedly connected with control face shell 4 of upper column 3, and control face shell 4's upper surface has seted up the articulated rectangular channel of confession regulating box 7, and one side grafting of control face shell 4 has adjust knob 8, is convenient for adjust the wind-force gear of floor fan through the control panel in the control face shell 4, convenient to use.

The upper surface of adjusting box 7 is provided with motor housing 6, and motor housing 6 internally mounted has driving motor, and driving motor's output shaft transmission is connected with the rotation axis that runs through motor housing 6, and the one end joint of rotation axis has flabellum wheel 12 and threaded connection to have stop collar 13, is convenient for protect the motor through motor housing 6 to be convenient for drive fan impeller 12 is rotatory, simple structure.

One side of the motor housing 6 is fixedly connected with a plurality of groups of positioning blocks 62, the plurality of groups of positioning blocks 62 are arranged in a circular array, a thread cylinder 61 is integrally formed in the center of one side of the motor housing 6, external threads are formed in the outer side of the thread cylinder 61, and the rear screen 10 is conveniently and rapidly limited through the thread cylinder 61 and the plurality of groups of positioning blocks 62, so that the quick assembly and disassembly of the floor fan are realized.

The center of back screen panel 10 is provided with butt joint portion 101, and the through-hole 103 that supplies screw thread section of thick bamboo 61 to run through has been seted up to the center of butt joint portion 101 one side, and the arc wall 102 that supplies multiunit locating piece 62 to imbed has been seted up to one side of butt joint portion 101, and multiunit arc wall 102 is circular array setting, through arc wall 102 and locating piece 62 joint to the angular positioning of back screen panel 10, back screen panel 10 removes when preventing the stand fan to use.

The outside threaded connection of screw section of thick bamboo 61 has positioning sleeve 14, and the outside integrated into one piece of positioning sleeve 14 has multiunit lug, and one side of positioning sleeve 14 is inconsistent with the opposite side of butt joint portion 101, carries out the location with butt joint portion 101 through positioning sleeve 14, improves the stability after back screen panel 10 and preceding screen panel 11 are installed, avoids fan wheel 12 and screen panel contact.

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

Claims

1. Floor fan convenient to flabellum is changed, including back screen panel (10), preceding screen panel (11) and locking mechanism (9), its characterized in that:

the locking mechanism (9) comprises a first fixing block (91), a second fixing block (92) and a net cover hooping (93), wherein the first fixing block (91) is welded at the edge of the rear net cover (10), the second fixing block (92) is welded at the edge of the front net cover (11), a clamping groove (911) for inserting the second fixing block (92) is formed in one side of the first fixing block (91), limiting blocks (921) are uniformly formed at one end of two sides of the second fixing block (92), and limiting grooves (913) for sliding connection of the limiting blocks (921) are symmetrically formed in two sides of the clamping groove (911);

the inner side of the net cover hooping (93) is provided with grooves embedded in the edges of the front net cover (11) and the edges of the rear net cover (10), two ends of the net cover hooping (93) are integrally formed with extension plates (94), one side of each of the two groups of extension plates (94) is provided with a round hole (941) for a positioning screw (95) to penetrate, and two adjacent sides of the first fixing block (91) and the clamping groove (911) are provided with screw holes (912) for the positioning screw (95) to be in threaded connection.

2. The floor fan for facilitating replacement of fan blades according to claim 1, wherein: still include base (1), the connecting hole that supplies post (2) threaded connection down has been seted up to the upper surface of base (1), and the upper end grafting of post (2) has post (3) down, the upper end outside threaded connection of post (2) has locking sleeve (5) down.

3. The floor fan for facilitating replacement of fan blades according to claim 2, wherein: the upper end of the upper column (3) is fixedly connected with a control surface shell (4), a rectangular groove for the hinging of the adjusting box (7) is formed in the upper surface of the control surface shell (4), and one side of the control surface shell (4) is inserted with an adjusting knob (8).

4. A floor fan for facilitating replacement of fan blades according to claim 3, wherein: the upper surface of regulating box (7) is provided with motor housing (6), and motor housing (6) internally mounted has driving motor, and driving motor's output shaft transmission is connected with the rotation axis that runs through motor housing (6), and the one end joint of rotation axis has flabellum wheel (12) and threaded connection to have stop collar (13).

5. The floor fan for facilitating replacement of fan blades according to claim 4, wherein: one side of the motor housing (6) is fixedly connected with a plurality of groups of positioning blocks (62), the plurality of groups of positioning blocks (62) are arranged in a circular array, a thread cylinder (61) is integrally formed in the center of one side of the motor housing (6), and external threads are formed in the outer side of the thread cylinder (61).

6. The floor fan for facilitating replacement of fan blades according to claim 5, wherein: the center of back screen panel (10) is provided with butt joint portion (101), and center on butt joint portion (101) one side has seted up through-hole (103) that supply screw thread section of thick bamboo (61) to run through, and arc groove (102) that supply multiunit locating piece (62) to imbed are seted up to one side of butt joint portion (101), and multiunit arc groove (102) are circular array setting.

7. The floor fan for facilitating replacement of fan blades as claimed in claim 6, wherein: the outside threaded connection of screw thread section of thick bamboo (61) has locating sleeve (14), and the outside integrated into one piece of locating sleeve (14) has multiunit lug, one side of locating sleeve (14) is inconsistent with the opposite side of butt joint portion (101).