CN215370307U

CN215370307U - Fan convenient to equipment

Info

Publication number: CN215370307U
Application number: CN202121393695.6U
Authority: CN
Inventors: 傅剑
Original assignee: Wenling Feisheng Electromechanical Equipment Co ltd
Current assignee: Wenling Feisheng Electromechanical Equipment Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-12-31
Anticipated expiration: 2031-06-22

Abstract

The utility model relates to the technical field of fans, in particular to a fan convenient to assemble, which provides a positioning hole and positioning groove device, and facilitates the rapid assembly of fan blades through the positioning hole and the positioning groove, thereby improving the use convenience of the fan, and the fan comprises a base, wherein the top end of the base is fixedly connected with a supporting rod, the top end of the supporting rod is fixedly connected with a working box, the right end of the working box is connected with a protective cover through a bolt, the inner lower side wall of the working box is provided with a motor, the output end of the motor is fixedly connected with a rotating shaft, the right end of the rotating shaft penetrates through the right end of the working box and extends to the inner part of the protective cover to be fixedly connected with a fixed block, the right end of the fixed block is in threaded connection with a fan blade device, the positioning hole and the positioning rod are arranged to position and fix blades, the installation of the blades is convenient, the use convenience is improved, and the positioning hole and the positioning block are arranged, the first mounting block and the second mounting block are positioned, and the practicability is improved.

Description

Fan convenient to equipment

Technical Field

The utility model relates to the technical field of fans, in particular to a fan convenient to assemble.

Background

As is well known, a fan is a device for cooling in hot weather, and an electric fan is a device driven by electricity to generate air flow, and a fan arranged in the electric fan is electrified and then rotated into natural wind to achieve the cooling effect.

The fan is great because of area in the in-process of transportation, generally need will carry out the split in order to reduce area, arrives the use of assembling after the destination, and the connected mode of blade uses riveting and bolted connection usually, is not convenient for assemble, and the convenience of use is lower.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the positioning hole and positioning groove device, which is convenient for fan blades to be quickly assembled through the positioning holes and the positioning grooves, and improves the use convenience.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a fan convenient to equipment, includes the base, the top fixedly connected with bracing piece of base, the top fixedly connected with work box of bracing piece, the right-hand member of work box has the protection casing through bolted connection, and the motor is installed to the interior downside wall of work box, the output fixedly connected with pivot of motor, and the right-hand member of pivot passes the right-hand member of work box and extends to the inside fixedly connected with fixed block of protection casing, and the right-hand member threaded connection of fixed block has the flabellum device.

Preferably, the fan blade device comprises a first mounting block and a second mounting block, the left end of the first mounting block is uniformly provided with three blades, one end of each blade, which is close to the first mounting block, is provided with three positioning holes, the positioning holes are internally matched with positioning rods in a sliding manner, the right ends of the positioning rods are fixedly connected with the left end of the first mounting block, the left end of the first mounting block is uniformly and fixedly connected with three positioning blocks, the right end of the second mounting block is provided with three grooves which are matched with the three positioning blocks, a position-avoiding groove is arranged at the position, close to the blade, of the right end of the second mounting block, a screw rod is fixedly connected with the right end of the first mounting block, the left end of the screw rod penetrates through the left end of the second mounting block and is in threaded connection with the right end of the fixed block, the outer side of the screw rod is in threaded connection with a nut, and the left end and the right end of the nut are in contact with the right end of the fixed block and the left end of the second mounting block respectively.

Preferably, the protection casing includes left screen panel and right screen panel, and left screen panel and right screen panel pass through the screen panel circle and connect.

Preferably, the rotation direction of the motor is opposite to the thread direction of the screw.

Preferably, chamfers are arranged on the periphery of the right end of the first mounting block.

Preferably, the four corners of the bottom end of the base are fixedly connected with soft pads.

(III) advantageous effects

Compared with the prior art, the utility model provides the fan convenient to assemble, and the fan has the following beneficial effects:

this fan convenient to equipment, through setting up locating hole and locating lever, make it fix a position fixedly to the blade, prevent the skew of blade, the installation of the blade of being convenient for simultaneously, improve the convenience of use, through setting up recess and locating piece, make it fix a position first installation piece and second installation piece, prevent first installation piece and the skew of second installation piece, improve the practicality, through setting up screw rod and nut, make it fix first installation piece and second installation piece, be connected through screw rod and fixed block simultaneously and fix the flabellum device, improve the convenience of use, the direction of rotation through the motor is opposite with the screw thread direction of screw rod, drive the screw rod further fastening when making the motor rotate, the effectual not hard up that leads to of long-term use of screw rod that has prevented, improve the use installation nature.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1A;

FIG. 3 is a left side view of the first mounting block and blade of the present invention;

FIG. 4 is a schematic right-view structural diagram of a second mounting block according to the present invention;

fig. 5 is a front view of the first and second mounting plates of the present invention.

In the figure: 1. a base; 2. a support bar; 3. a work box; 4. a protective cover; 5. a motor; 6. a rotating shaft; 7. a fixed block; 8. a fan blade device; 9. a first mounting block; 10. a second mounting block; 11. a blade; 12. positioning holes; 13. positioning a rod; 14. positioning blocks; 15. a groove; 16. a position avoiding groove; 17. a screw; 18. a nut; 19. a left mesh enclosure; 20. a right mesh enclosure; 21. a mesh cage ring; 22. a soft cushion.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-5, a fan convenient for assembly comprises a base 1, a supporting rod 2 is fixedly connected to the top end of the base 1, a working box 3 is fixedly connected to the top end of the supporting rod 2, a protective cover 4 is connected to the right end of the working box 3 through a bolt, a motor 5 is mounted on the inner lower side wall of the working box 3, the motor 5 is a motor 5 with the model number of y90l-2, the motor 5 is a known device directly purchased from the market and is only used here, structural and functional improvements are not made, which is not described in detail herein, the motor 5 is provided with a control switch matched with the motor 5, the mounting position of the control switch is selected according to actual use requirements, so that an operator can conveniently perform operation and control, the output end of the motor 5 is fixedly connected with a rotating shaft 6, the right end of the rotating shaft 6 extends to the inside of the protective cover 4 through the right end of the working box 3 and is fixedly connected with a fixing block 7, the right-hand member threaded connection of fixed block 7 has flabellum device 8, drives flabellum device 8 through motor 5 and bloies.

It should be further noted that the fan blade device 8 includes a first mounting block 9 and a second mounting block 10, the left end of the first mounting block 9 is uniformly provided with three blades 11, one end of each of the three blades 11 close to the first mounting block 9 is provided with three positioning holes 12, the positioning holes 12 are internally and slidably fitted with positioning rods 13, the right ends of the positioning rods 13 are fixedly connected with the left end of the first mounting block 9, the positioning rods 13 and the positioning holes 12 are arranged to enable the blades 11 to be effectively positioned and mounted, the left end of the first mounting block 9 is uniformly and fixedly connected with three positioning blocks 14, the right end of the second mounting block 10 is provided with three grooves 15, the three grooves 15 are matched with the three positioning blocks 14 to enable the positioning blocks to position the first mounting block 9 and the second mounting block 10 to prevent deviation, the right end of the second mounting block 10 is provided with a position avoiding groove 16 close to the blades 11 to facilitate the mounting of the blades 11, the blade 11 is prevented from interfering with the second mounting block 10, the right end of the first mounting block 9 is fixedly connected with a screw rod 17, the left end of the screw rod 17 passes through the left end of the second mounting block 10 to be in threaded connection with the right end of the fixed block 7, the outer side of the screw rod 17 is in threaded connection with a nut 18, the screw rod 17 is matched with the nut 18 and the screw rod 17 to fix the first mounting plate and the second mounting plate, the left end and the right end of the nut 18 are respectively in contact with the right end of the fixed block 7 and the left end of the second mounting block 10, the protective cover 4 comprises a left mesh enclosure 19 and a right mesh enclosure 20, the left mesh enclosure 19 and the right mesh enclosure 20 are connected through a mesh enclosure ring 21 to facilitate disassembly and installation, the rotation direction of the motor 5 is opposite to the thread direction of the screw rod 17, the screw rod 17 is driven to be further fastened when the motor 5 rotates, looseness caused by long-term use of the screw rod 17 is effectively prevented, chamfers are arranged around the right end of the first mounting block 9, collide with when preventing the installation and cause the damage, the equal fixedly connected with cushion 22 in four corners position of the bottom of base 1 plays the guard action to base 1, avoids removing the messenger simultaneously and makes the noise.

In summary, the working principle and the working process of the fan convenient to assemble are that, when the fan is used, the device is firstly placed at a required position, the positioning hole 12 on the blade 11 is sleeved outside the positioning rod 13, then the first mounting block 9 and the second mounting block 10 are connected, the first mounting block 9 and the second mounting block 10 are fixed through the matching of the nut 18 and the screw 17, then one end of the screw 17, which is far away from the first fixing block 7, is connected with the fixing block 7, then the left mesh enclosure 19 and the right mesh enclosure 20 are connected through the mesh enclosure ring 21, after the fan is assembled, the power is switched on, the fan blade device 8 is driven by the motor 5 to blow air, the motor 5 rotates to drive the screw 17 to be further fastened, and the looseness caused by the long-term use of the screw 17 is effectively prevented.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. A fan convenient to assemble, includes base (1), its characterized in that: the utility model discloses a fan blade device, including base (1), the top fixedly connected with bracing piece (2) of base (1), the top fixedly connected with work box (3) of bracing piece (2), there is protection casing (4) right-hand member of work box (3) through bolted connection, motor (5) are installed to the interior downside wall of work box (3), the output fixedly connected with pivot (6) of motor (5), the right-hand member of pivot (6) passes right-hand member fixedly connected with fixed block (7) that the right-hand member of work box (3) extended to protection casing (4), the right-hand member threaded connection of fixed block (7) has flabellum device (8).

2. A fan as claimed in claim 1, which is easy to assemble, wherein: the fan blade device (8) comprises a first installation block (9) and a second installation block (10), three blades (11) are uniformly arranged at the left end of the first installation block (9), three positioning holes (12) are formed in the ends, close to the first installation block (9), of the three blades (11), positioning rods (13) are arranged in the positioning holes (12) in a sliding fit mode, the right ends of the positioning rods (13) are fixedly connected with the left end of the first installation block (9), three positioning blocks (14) are uniformly and fixedly connected with the left end of the first installation block (9), three grooves (15) are formed in the right end of the second installation block (10), the three grooves (15) are matched with the three positioning blocks (14), a position avoiding groove (16) is formed in the position, close to the blades (11), of the right end of the second installation block (10), and a screw (17) is fixedly connected with the right end of the first installation block (9), the left end of screw rod (17) passes the left end of second installation piece (10) and the right-hand member threaded connection of fixed block (7), the outside threaded connection of screw rod (17) has nut (18), and the left end and the right-hand member of nut (18) contact with the right-hand member of fixed block (7) and the left end of second installation piece (10) respectively.

3. A fan as claimed in claim 2, which is easy to assemble, wherein: the protective cover (4) comprises a left net cover (19) and a right net cover (20), and the left net cover (19) and the right net cover (20) are connected through a net cover ring (21).

4. A fan as set forth in claim 3, wherein: the rotation direction of the motor (5) is opposite to the thread direction of the screw (17).

5. A fan as claimed in claim 4, which is easy to assemble, wherein: and chamfers are arranged around the right end of the first mounting block (9).

6. A fan as claimed in claim 5, which is easy to assemble, wherein: four corners of the bottom end of the base (1) are fixedly connected with soft pads (22).