CN220168235U - Bladeless fan of modularization installation - Google Patents

Abstract

The utility model relates to a modularized bladeless fan, which comprises a machine body shell, wherein the machine body shell comprises a rear shell body and a front shell body fixedly arranged on the rear shell body, a first connecting part and at least one second connecting part are respectively arranged at the left side and the right side of the rear shell body, the first connecting parts and the second connecting parts are arranged between the first connecting parts, a third connecting part which is in threaded connection with the first connecting parts after assembly and a fourth connecting part which is in clamping connection with the second connecting parts are respectively arranged at the two sides of the front shell body, a first screw hole is arranged on the first connecting part, a shell clamping buckle is arranged on the second connecting part, a second screw hole is arranged on the third connecting part, a shell clamping buckle is arranged on the fourth connecting part, a decorative cover is used for covering the first screw hole, the shell clamping buckle, the second screw hole and the shell clamping buckle, the number of screws is reduced, the screws are hidden in the decorative cover, no screws are exposed at the periphery of the whole tower fan, the product is beautified, the better design is convenient for making the appearance of the product, and the user experience is improved.

Description

Bladeless fan of modularization installation

[ field of technology ]

The utility model relates to the field of bladeless fans, in particular to a bladeless fan installed in a modularized mode.

[ background Art ]

Compared with the traditional electric fan, the bladeless fan has the characteristics of low noise, good safety and the like.

For this purpose, the utility model patent publication No. CN218913240U discloses a base of a bladeless fan, a base assembly and a bladeless fan, the base comprises a cylindrical body integrally injection molded, front and rear side walls of the cylindrical body are configured as front and rear appearance surfaces of the base, and a top of the cylindrical body is configured as an air duct support portion adapted to support an air duct assembly for mounting the fan. The fan base provided by the utility model is integrally formed by injection molding, so that the air duct component for supporting the machine head is realized, the front and rear appearance surfaces of the base are integrated, the integral strength is good, the assembly is simple, the surface gap defect caused by the assembly and arrangement of a plurality of parts is eliminated, the appearance is more attractive, and the problems of complex assembly, high cost and poor appearance of the conventional fan base by adopting an assembled stress support frame structure are effectively solved.

The above patent has the following problems: the four first screw holes are formed in the left side surface and the right side surface of the base, four screws penetrate through the four first screw holes during assembly and are fixed on the first screw matching holes of the air duct assembly, the fixed assembly of the air duct assembly and the base is completed, the number of screws required to be used is large, the screws are troublesome to install, the screws are required to be screwed one by one during assembly and disassembly, the disassembly and assembly efficiency is reduced, and the disassembly and assembly maintenance, the cleaning and the debugging are inconvenient.

The prior art therefore does not meet our needs.

[ utility model ]

In order to solve the problems, the utility model provides a bladeless fan which is installed firmly and modularly.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a bladeless fan of modularization installation, includes base, base body and aircraft nose, base and base body fixed connection are in the same place, the lower extreme of aircraft nose is provided with the second spliced pole, the base body includes the shell, be provided with the arc guide way on the shell, arc guide way both ends are provided with first position a department and second position b department respectively second position b department be provided with after the assembly with the screw that the second spliced pole is aligned, base body and aircraft nose pass through bolt fixed connection together, during the assembly the second spliced pole insert first position a department in the arc guide way earlier, rotatory the aircraft nose makes the second spliced pole removes to second position b department, first position a with distance D1 between the axle center of shell is greater than second position b with distance D2 between the axle center of shell makes the second spliced pole is located when second position b department the arc guide way is right the second spliced pole forms holding power.

As a preferred embodiment, further defined as: the shell is also provided with at least one protruding piece, the machine head is provided with a clamping hook which is matched with the protruding piece to limit the machine head to move along the axial direction of the base body, and the second connecting column is rotated from a first position a to a second position b during connection so that the protruding piece is matched with the clamping hook.

As a preferred embodiment, further defined as: still be provided with the filter screen on the shell and hold the air inlet chamber of filter screen, the filter screen detachable seals on the air inlet chamber, the filter screen upper end is equipped with a plurality of baffle buckle, the filter screen lower extreme is equipped with first magnetism and inhales the portion, the upside in air inlet chamber is equipped with the baffle draw-in groove with baffle buckle looks adaptation, the downside in air inlet chamber still is equipped with and inhales the portion with the second magnetism of first magnetism looks adaptation.

As a preferred embodiment, further defined as: the first magnetic attraction part is configured to be arranged in a first installation cavity on the filter screen and a magnet or a magnet in the first installation cavity, and the second magnetic attraction part is configured to be arranged in a second installation cavity on the shell and a magnet or a magnet in the second installation cavity.

As a preferred embodiment, further defined as: the opening of first installation chamber and second installation chamber sets up downwards respectively, magnet or magnet with first installation chamber interference fit, magnet or magnet with second installation chamber interference fit, after the assembly the connecting piece lid closes the opening part in second installation chamber.

As a preferred embodiment, further defined as: the filter screen is also provided with a guide post, and the lower side of the air inlet cavity is also provided with a slot for the guide post to be inserted in during assembly.

As a preferred embodiment, further defined as: the front end of the guide post is provided with a guide inclined plane.

As a preferred embodiment, further defined as: the base also comprises a base body, the connecting piece is rotatably arranged on the base body, and a driving component for driving the connecting piece to rotate relative to the base body is arranged in the base.

As a preferred embodiment, further defined as: the driving assembly comprises a motor, a connecting rod assembly and a fixed shaft, wherein the motor is fixedly arranged on the base, the connecting rod assembly and the fixed shaft are eccentrically arranged on the connecting piece, one end of the connecting rod assembly is connected with an output shaft of the motor, the other end of the connecting rod assembly is connected with the fixed shaft, and the connecting rod assembly is driven by the motor to move so that the connecting piece rotates relative to the base.

As a preferred embodiment, further defined as: after assembly, the output shaft of the motor is arranged upwards.

The beneficial effects of the utility model are as follows: according to the utility model, the base body and the machine head are fixed in a combined mode of the arc-shaped guide groove and the bolt, and the arc-shaped guide groove forms a clamping force on the second connecting column when the second connecting column rotates to the second position b, so that the base body and the machine head can be stably fixed together by only using one bolt, the use of screws is reduced, the installation step is simplified, the disassembly and assembly efficiency is improved, and the disassembly, the overhaul, the cleaning and the debugging are convenient and quick.

[ description of the drawings ]

FIG. 1 is a schematic view of the structure of the second connecting column of the present utility model at a second position b;

FIG. 2 is a schematic view of the structure of the second connecting column of the present utility model at a first position a;

FIG. 3 is one of the exploded schematic views of the present utility model;

FIG. 4 is a second exploded view of the present utility model;

FIG. 5 is a partial cross-sectional view of the present utility model;

FIG. 6 is an enlarged schematic view of A in FIG. 5;

FIG. 7 is an enlarged schematic view of B in FIG. 5;

FIG. 8 is a transverse cross-sectional view of the present utility model;

FIG. 9 is an enlarged schematic view of C in FIG. 8;

FIG. 10 is an enlarged schematic view of D in FIG. 8;

FIG. 11 is an enlarged schematic view of E in FIG. 8;

FIG. 12 is a schematic structural view of a connector;

FIG. 13 is a schematic structural view of a blower;

FIG. 14 is a schematic view of a structure of a screen;

FIG. 15 is a schematic structural view of the housing;

fig. 16 is a top view of the housing.

[ detailed description ] of the utility model

The utility model is described in further detail below with reference to the attached drawings and detailed description:

as shown in fig. 1 to 16, the bladeless fan installed in a modularized manner comprises a base 100, a base body 200 and a machine head 300, wherein the base 100 and the base body 200 are fixedly connected together, a second connecting post 51 is arranged at the lower end of the machine head 300, the base body 200 comprises a housing 4, an arc-shaped guide groove 40 is arranged on the housing 4, a first position a and a second position b are respectively arranged at two ends of the arc-shaped guide groove 40, screw holes 42 which are aligned with the second connecting post 51 after being assembled are arranged at the second position b, the base body 200 and the machine head 300 are fixedly connected together through bolts, the second connecting post 51 is firstly inserted into the first position a in the arc-shaped guide groove 40 during assembly, the machine head 300 is rotated to enable the second connecting post 51 to move to the second position b, a distance D1 between the first position a and the axis of the housing 4 is larger than a distance D2 between the second position b and the axis of the housing 4, the second connecting post is arranged at the second position b, and the second position b is convenient to install and detach and install the second connecting post 51 to the second position b, and the second connecting post 51 is required to be quickly detached and install the second connecting post 51 to the second connecting post 40, and the second connecting post is required to be quickly detached and the second connecting post 51 is required to be installed, and the second connecting post is required to be quickly clamped to be fixed to the second position b and the machine head 4, and the arc-shaped connecting post is required to be detached and the second connecting post is required to be installed, and the connecting post is required to be quickly to be attached to the machine.

Furthermore, the second connecting post 51 is close to the base body 200, the second connecting post 51 is shorter, the connection strength of the second connecting post 51 is enhanced, the number of screws is reduced, and the firmness between the base body 200 and the handpiece 300 is also considered.

As shown in fig. 1 to 4, 8 to 11 and 15 to 16, in this embodiment, at least one protrusion 46 is further provided on the housing 4, and a hook 52 that cooperates with the protrusion 46 to limit the movement of the handpiece 300 along the axial direction of the base body 200 is provided on the handpiece 300, and when the second connection post 51 is connected, the second connection post is rotated from the first position a to the second position b so that the protrusion 46 cooperates with the hook 52. When the nose 300 is rotated to align the second connecting post 51 with the screw hole 42, the protruding piece 46 is matched with the clamping hook 52, the protruding piece 46 and the clamping hook 52 can be matched to limit the nose 300 to move along the axial direction of the base body 200, and the bolt locked in the screw hole 42 is added, so that the connection stability between the base body 200 and the nose 300 is further enhanced, the use of screws is reduced, the installation step is simplified, the disassembly and assembly efficiency is improved, and the disassembly, the overhaul, the cleaning and the debugging are convenient and quick.

Further, the base 100 includes a connector 1, a fan 2 is disposed in the base body 200, a first connecting post 11 for connecting with the fan 2 is disposed on the connector 1, and the base 100 and the base body 200 are fixedly connected together when the fan 2 is connected with the first connecting post 11. Furthermore, the first connecting column 11 is provided with a connecting hole 111, the fan 2 is provided with a third connecting column 21 for connecting with the first connecting column 11, the third connecting column 21 is sleeved with a first shock pad 8, and the third connecting column 21 is connected with the first connecting column 11 in a matching manner through the first shock pad 8. The first connecting column 11 is further provided with a second shock pad 9, and the second shock pad 9 is provided with an insertion portion 91 inserted into the connecting hole 111 after assembly and a flange 92 abutted against the outer side end surface of the first connecting column 11. The third connecting column 21 comprises a column body 211 and a plug column 212 which is formed by integrally forming the free end of the column body 211, has a diameter smaller than that of the column body 211 and is coaxial with the column body 211, the first shock pad 8 is sleeved on the plug column 212, and bolts respectively penetrate through the second shock pad 9 and the first shock pad 8 and are in threaded connection with the third connecting column 21 during assembly. The first shock pad 8 can accomplish the assembly fast, and can play fine close-fitting, shock attenuation effect, vibrations, noise that produce when reducing bladeless fan and use, improve user's use experience.

As shown in fig. 1 to 4, 8 to 11 and 14 to 16, in this embodiment, the housing 4 is further provided with a filter screen 3 and an air inlet cavity 41 for accommodating the filter screen 3, the filter screen 3 is detachably sealed on the air inlet cavity 41, a plurality of baffle buckles 31 are disposed at the upper end of the filter screen 3, a first magnetic suction portion 32 is disposed at the lower end of the filter screen 3, a baffle clamping groove 43 adapted to the baffle buckles 31 is disposed at the upper side of the air inlet cavity 41, and a second magnetic suction portion 44 adapted to the first magnetic suction portion 32 is disposed at the lower side of the air inlet cavity 41. The filter screen 3 can be dismantled and connected on the base body 200, be difficult for droing, adopt magnetism to inhale the connected mode with the buckle, need not to use other instruments during the dismouting, simplified the complexity of dismouting, improved the efficiency of dismouting greatly, compare in prior art's elasticity buckle is connected, magnetism is inhaled and the connected mode of buckle can be in frequent dismouting, guarantees the filter screen 3 is difficult for appearing damaging, and the reliability is better, and filter screen 3 installs firmly, conveniently carries out dismouting maintenance, cleanness and debugging, and the filter screen consumptive material is changed to the user of being convenient for, and the screw is also not seen to the installation back surface, and whole tower fan periphery does not have a screw to expose, has beautify the product, conveniently makes better design to the product outward appearance, has improved user's use experience.

As shown in fig. 1 to 4, 8 to 11, and 14 to 16, in the present embodiment, the first magnetic attraction portion 32 is configured as a first mounting cavity 321 provided on the filter screen 3 and a magnet 322 or a magnet provided in the first mounting cavity 321, and the second magnetic attraction portion 44 is configured as a second mounting cavity 441 provided on the housing 4 and a magnet 442 or a magnet provided in the second mounting cavity 441. The openings of the first mounting cavity 321 and the second mounting cavity 441 are respectively arranged downward, the magnet 322 or the magnet is in interference fit with the first mounting cavity 321, the magnet 442 or the magnet is in interference fit with the second mounting cavity 441, and the connector 1 is covered at the opening of the second mounting cavity 441 after assembly. The interference fit's connected mode makes things convenient for the dismouting of magnet 322 and magnet 442, and magnet 322 and magnet 442 are difficult for droing, connecting piece 1 lid closes the opening part of second installation cavity 441 is further avoided magnet 442 to drop when using, transportation, simple structure, design benefit.

As shown in fig. 1 to 4, 8 to 11 and 14 to 16, in this embodiment, the filter screen 3 is further provided with a guide post 33, and the lower side of the air inlet cavity 41 is further provided with a slot 45 into which the guide post 33 is inserted during assembly. The front end of the guide post 33 is provided with a guide slope. The design of guide post 33 and slot 45 not only plays the effect of location to the installation of filter screen 3, but also is fixed at vertical direction and horizontal direction after the installation, avoids filter screen 3 drops, simultaneously when the installation, in to insert in slot 45 guide post 33, because guide post 33's front end is provided with the guide inclined plane, consequently after guide post 33 inserts slot 45, filter screen 3 is automatic to be up-aligned, just buckle 31 inserts and establishes in baffle draw-in groove 43, prevent filter screen 3 drops.

As shown in fig. 1 to 13, in this embodiment, the base 100 further includes a base 6, the connector 1 is rotatably disposed on the base 6, and a driving assembly 7 for driving the connector 1 to rotate relative to the base 6 is disposed in the base 100. The driving assembly 7 comprises a motor 71 fixedly arranged on the base 6, a connecting rod assembly 72 and a fixed shaft 73 eccentrically arranged on the connecting piece 1, one end of the connecting rod assembly 72 is connected with an output shaft of the motor 71, the other end of the connecting rod assembly 72 is connected with the fixed shaft 73, and the motor 71 drives the connecting rod assembly 72 to move so that the connecting piece 1 rotates relative to the base 6. The output shaft of the motor 71 is disposed upward after assembly. The connecting piece 1 is coaxially connected with the base 6, and when the output shaft of the motor 71 rotates, the connecting rod assembly 72 is driven to eccentrically move, and the connecting rod assembly 72 drives the connecting piece 1 to rotate relative to the base 6. After assembly, the output shaft of the motor 71 is arranged upwards, so that the motor is designed downwards compared with the output shaft of the motor in the prior art, and the upward arrangement can avoid the outflow of oil in the motor, so that the motor is effectively prevented from being dried, and the motor is damaged.

Claims (10)

1. A modular mounted bladeless fan comprising a base (100), a base body (200) and a handpiece (300), characterized in that: base (100) and base body (200) fixed connection are in the same place, the lower extreme of aircraft nose (300) is provided with second spliced pole (51), base body (200) include shell (4), be provided with arc guide way (40) on shell (4), arc guide way (40) both ends are provided with first position (a) department and second position (b) department respectively be provided with assembly back with screw (42) that second spliced pole (51) are aligned in second position (b), base body (200) and aircraft nose (300) are in the same place through bolt fixed connection, during the assembly second spliced pole (51) insert earlier in first position (a) department in arc guide way (40), rotatory aircraft nose (300) so that second spliced pole (51) move to second position (b) department, distance D1 between first position (a) and the axle center of shell (4) is greater than second position (b) with distance between the axle center of shell (4) second spliced pole (51) are located when second spliced pole (51) are located in second position (b) and make second spliced pole (40).

2. The modularly installed bladeless fan of claim 1, wherein: the shell (4) is further provided with at least one protruding piece (46), the machine head (300) is provided with a clamping hook (52) which is matched with the protruding piece (46) to limit the machine head (300) to move along the axial direction of the base body (200), and the second connecting column (51) is rotated from the first position (a) to the second position (b) during connection so that the protruding piece (46) is matched with the clamping hook (52).

3. The modularly installed bladeless fan of claim 2, wherein: still be provided with filter screen (3) and hold on shell (4) inlet air chamber (41) of filter screen (3), filter screen (3) detachable seals on inlet air chamber (41), filter screen (3) upper end is equipped with a plurality of baffle buckle (31), filter screen (3) lower extreme is equipped with first magnetism portion of inhaling (32), the upside of inlet air chamber (41) is equipped with baffle draw-in groove (43) with baffle buckle (31) looks adaptation, the downside of inlet air chamber (41) still is equipped with second magnetism portion of inhaling (44) with first magnetism portion of inhaling (32) looks adaptation.

4. A modularly installed bladeless fan according to claim 3, wherein: the first magnetic attraction part (32) is configured to be arranged in a first mounting cavity (321) on the filter screen (3) and a magnet (322) or a magnet in the first mounting cavity (321), and the second magnetic attraction part (44) is configured to be arranged in a second mounting cavity (441) on the shell (4) and a magnet (442) or a magnet in the second mounting cavity (441).

5. The modularly installed bladeless fan of claim 4, wherein: the openings of the first installation cavity (321) and the second installation cavity (441) are respectively arranged downwards, the magnet (322) or the magnet is in interference fit with the first installation cavity (321), the magnet (442) or the magnet is in interference fit with the second installation cavity (441), and after assembly, the base (100) is covered at the opening of the second installation cavity (441).

6. The modularly installed bladeless fan of claim 5, wherein: the filter screen (3) is also provided with a guide post (33), and the lower side of the air inlet cavity (41) is also provided with a slot (45) for the guide post (33) to be inserted in assembly.

7. The modularly installed bladeless fan of claim 6, wherein: the front end of the guide post (33) is provided with a guide inclined plane.

8. The modularly installed bladeless fan according to any one of claims 1-7, wherein: the base (100) further comprises a base body (6), the base (100) comprises a connecting piece (1), the connecting piece (1) is rotatably arranged on the base body (6), and a driving assembly (7) for driving the connecting piece (1) to rotate relative to the base body (6) is arranged in the base (100).

9. The modularly installed bladeless fan of claim 8, wherein: the driving assembly (7) comprises a motor (71) fixedly arranged on the base body (6), a connecting rod assembly (72) and a fixed shaft (73) eccentrically arranged on the connecting piece (1), one end of the connecting rod assembly (72) is connected with an output shaft of the motor (71), the other end of the connecting rod assembly (72) is connected with the fixed shaft (73), and the connecting rod assembly (72) is driven by the motor (71) to move so that the connecting piece (1) rotates relative to the base body (6).

10. The modularly installed bladeless fan of claim 9, wherein: the output shaft of the motor (71) is arranged upwards after assembly.