CN217206942U

CN217206942U - Base convenient to move for direct-current variable-frequency floor fan

Info

Publication number: CN217206942U
Application number: CN202123321033.0U
Authority: CN
Inventors: 张云云
Original assignee: Anhui Tengfan Electronic Technology Co ltd
Current assignee: Anhui Tengfan Electronic Technology Co ltd
Priority date: 2021-12-25
Filing date: 2021-12-25
Publication date: 2022-08-16
Anticipated expiration: 2031-12-25

Abstract

The utility model relates to a floor fan base technical field just discloses a direct current frequency conversion floor fan is with being convenient for remove base, include floor fan base and the support column that is located directly over the floor fan base, floor fan base includes the base, the universal wheel is installed to the base bottom, and the floor fan of being convenient for wholly carries out the removal of arbitrary direction, the activity groove has been seted up to the inside of base, activity inslot rotation is connected with the activity bottom plate that is used for bearing the support column, the bottom of activity bottom plate is passed the base, the below of this activity bottom plate distributes and has rubber ground mat, and this rubber ground mat accomplishes the protection ground mat to the lower terminal surface of activity bottom plate. The utility model discloses a rubber ground mat can protect movable bottom plate, one kind is that rubber ground mat fixes the fixed protection on movable bottom plate, and another kind is that rubber ground mat adopts foot-operated elevation structure, realizes the position switch between movable bottom plate's lower terminal surface and ground.

Description

Base convenient to move for direct-current variable-frequency floor fan

Technical Field

The utility model relates to a floor fan base technical field specifically is a direct current frequency conversion floor fan is with being convenient for remove base.

Background

The floor fan is relatively common in daily family, factory workshop, office space and other applications, relies on its amount of wind big, the noise is low to accelerate indoor air flow, realize the effect of heatstroke prevention cooling.

The traditional floor fan structure is more common in a fixed base mode, namely, a heavier base is adopted, and the reason is that the mode is adopted only for ensuring the integral stability because the height size of the floor fan is larger. Although the overall stability can be ensured, the defects of the method are as follows: the mobile robot is difficult to move due to the fact that the mobile robot is too heavy, the mobile robot needs to be moved manually, if the carrying distance is long, much physical power is consumed, and certain inconvenience is brought to daily use of people.

Therefore, the problem is solved by providing the convenient-to-move base for the direct-current variable-frequency floor fan.

Disclosure of Invention

Technical problem to be solved

Not enough to prior art, the utility model provides a direct current frequency conversion floor fan is with being convenient for remove base possesses the advantage of being convenient for remove, has solved above-mentioned technical problem.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a direct current frequency conversion floor fan is with being convenient for remove base, includes floor fan base and the support column that is located directly over the floor fan base, floor fan base includes the base, the universal wheel is installed to the base bottom, and the floor fan of being convenient for wholly carries out the removal of arbitrary direction, the activity groove has been seted up to the inside of base, activity inslot internal rotation is connected with the activity bottom plate that is used for bearing the support column, the utility model discloses a design in activity groove then adopts split type combination, the dismouting of the floor fan of being convenient for.

The utility model discloses go back accessible rotation support column for movable mounting's movable bottom plate is at activity inslot rotation, and the regulation of the floor fan angle of being convenient for of this structure is compared in most floor fan angle of adjustment's scope bigger, and need not lift up floor fan wholly can adjust, has embodied the convenience of device.

The bottom end of the movable bottom plate penetrates through the base, a rubber floor mat is distributed below the movable bottom plate, and the rubber floor mat can protect the lower end face of the movable bottom plate.

As a further improvement, the bottom of the supporting column is provided with a transverse through slot, and a positioning block is arranged in the slot, and the two ends of the transverse distribution of the positioning block are pressed on the upper end surface of the base.

According to the technical scheme, when the movable bottom plate is assembled, the supporting column is lifted, the movable bottom plate is arranged in the movable groove to be matched, the matching can be clamping matching, the movable bottom plate can rotate around the vertical central shaft in the movable groove, the position of the slot exceeds the top surface of the base, the positioning block penetrates through the slot, the two ends of the positioning block are arranged on the top surface of the base, and the supporting column is fixed, so that the weight above the positioning block is transferred to the base, and the design can play a role in protecting the rotating motion of the movable bottom plate in the movable groove; when disassembly is needed, the positioning block is pulled out transversely, and then the supporting column is pulled upwards to be separated from the matching in the movable groove.

As a further improvement, the side of the supporting column is provided with a storage groove, and the middle part of the storage groove is provided with a mother-son adhesive tape used for blocking objects in the storage groove.

Through above-mentioned technical scheme, after disassembling, place the locating piece in accomodating the inslot, utilize the primary and secondary to paste and fix the locating piece, this structure is with locating piece and floor fan integration, has played the effect of preventing losing.

As a further improvement of the utility model, the rubber floor mat is circular, and the rubber floor mat is arranged on the bottom surface of the movable bottom plate, thereby providing protection for the movable bottom plate.

As the utility model discloses a further improvement, rubber ground mat fixed connection does not possess the lift regulatory function on the lower terminal surface of movable bottom plate based on the rubber ground mat under this mode, but fixes an organic whole with movable bottom plate, accomplishes the protection to movable bottom plate from the bottom, avoids movable bottom plate touching ground debris when removing with the help of the universal wheel like sharp-pointed object.

As another improvement of the utility model, the rubber floor mat adopts a foot-operated lifting structure, and realizes the position switching between the lower end surface of the movable bottom plate and the ground. When the rubber ground mat touches the ground, the floor fan can be stably placed on the ground by utilizing the larger friction force of the rubber, and the floor fan cannot displace when in use.

As a further improvement, the foot-operated lifting structure of the rubber floor mat comprises a three-way connecting rod connected with the rubber floor mat, a pedal arranged at one end of the three-way connecting rod opposite to the rubber floor mat, and the rest one end of the three-way connecting rod is in sliding fit with the base.

As the utility model discloses a further improvement, the lateral part of base is fixed with the extension seat that has vertical perforating hole, the surplus one end of three way type connecting rod is connected with the sealing cap after running through this vertical perforating hole, has the spring of suit in the surplus one end of three way type connecting rod between the up end of sealing cap and extension seat, the surplus one end of three way type connecting rod is served and is equipped with elasticity limit structure in order to realize that the surplus one end of three way type connecting rod falls to extreme position's locking down.

As a further improvement, the elastic limiting structure comprises a spring telescopic fixture block arranged on the remaining end of the three-way connecting rod, and a spring pin button matched with the spring telescopic fixture block to unlock the lower limit position is arranged on the extension seat.

As a further improvement, extend the horizontal spacing hole that has on the seat and communicate with vertical perforating hole, this horizontal spacing downthehole adaptation spring catch button presses this spring catch button and withdraws from horizontal spacing hole in order to accomplish the unblock in order to promote the telescopic fixture block of spring.

Compared with the prior art, the utility model provides a direct current frequency conversion floor fan is with being convenient for remove base possesses following beneficial effect:

1. the utility model discloses a movable bottom plate can be for the activity groove do round the free rotation of vertical center pin, and with the help of the locating piece of installation in the slot, with the fan body gravity of top transmit the up end of base on, the free rotation motion of movable bottom plate in the activity groove can be guaranteed in such design, resistance when having reduced the rotation.

2. The utility model discloses a rubber ground mat can protect movable bottom plate, one kind is that rubber ground mat fixes the fixed protection on movable bottom plate, and another kind is that rubber ground mat adopts foot-operated elevation structure, realizes the position switch between movable bottom plate's lower terminal surface and ground.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention;

fig. 2 is a schematic front view of a first embodiment of the present invention;

fig. 3 is a schematic bottom view of a first embodiment of the present invention;

fig. 4 is a schematic top view of a first embodiment of the present invention;

FIG. 5 is a partial schematic structural view of a second embodiment of the present invention;

fig. 6 is a partial top view of a foot-operated elevating structure of a rubber floor mat according to a second embodiment of the present invention;

fig. 7 is a schematic view of an elastic limiting structure according to a second embodiment of the present invention.

Wherein: 1. a pedestal of the floor fan; 2. a base; 3. a universal wheel; 4. a movable groove; 5. a movable base plate; 6. a rubber floor mat; 7. inserting slots; 8. positioning a block; 9. a storage groove; 10. pasting the primary and the secondary; 11. a support column; 12. sealing a cap; 13. an extension base; 13a, a transverse limiting hole; 14. a three-way connecting rod; 15. a foot pedal; 16. a spring pin button; 17. a spring; 18. the spring is a telescopic clamping block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Please refer to fig. 1-4, a dc frequency conversion floor fan is with being convenient for remove base, include floor fan base 1 and the support column 11 that is located directly over floor fan base 1, floor fan base 1 includes base 2, universal wheel 3 is installed to 2 bottoms of base, and the floor fan of being convenient for wholly carries out the removal of arbitrary direction, movable groove 4 has been seted up to the inside of

base

2, 4 internal rotations in movable groove are connected with the movable bottom plate 5 that is used for bearing support post 11, the utility model discloses a design of movable groove 4 then adopts split type combination, the dismouting of the floor fan of being convenient for. The utility model discloses go back accessible rotation support post 11 for movable mounting's activity bottom plate 5 is at 4 internal rotations in activity groove, and the regulation of floor fan angle of being convenient for of this structure is compared in most floor fan angle of adjustment's scope bigger, and need not lift up floor fan wholly can adjust, has embodied the convenience of device.

The bottom end of the movable bottom plate 5 penetrates through the base 2, a rubber floor mat 6 is distributed below the movable bottom plate 5, and the rubber floor mat 6 protects the lower end face of the movable bottom plate 5.

As a further improvement, the bottom of the supporting column 11 is provided with a slot 7 which transversely runs through, and a positioning block 8 is arranged in the slot 7, the two ends of the transverse distribution of the positioning block 8 are pressed on the upper end surface of the base 2.

Through the technical scheme, when the movable bottom plate is assembled, the supporting column 11 is lifted, the movable bottom plate 5 is arranged in the movable groove 4 to be matched, the matching can be clamping matching, the movable bottom plate 5 can be ensured to rotate around a vertical central shaft in the movable groove 4, the position of the slot 7 exceeds the top surface of the base 2 at the moment, the positioning block 8 penetrates through the slot 7, the two ends of the positioning block are placed on the top surface of the base 2, and the fixing of the supporting column 11 is completed, so that the upper weight is transferred to the base 2, and the design can play a role in protecting the rotating motion of the movable bottom plate 5 in the movable groove 4; when disassembly is required, the locating block 8 is pulled out transversely, and then the supporting column 11 is pulled upwards to be disengaged from the movable slot 4.

The side end of the supporting column 11 is provided with a storage groove 9, and the middle part of the storage groove 9 is provided with a primary-secondary adhesive tape 10 for blocking objects in the storage groove 9.

Through the technical scheme, after disassembly, the positioning block 8 is placed in the accommodating groove 9, the positioning block 8 is fixed by the primary-secondary sticking 10, and the positioning block 8 and the floor fan are integrated by the structure, so that the loss prevention effect is achieved.

The rubber floor mat 6 is circular, and the rubber floor mat 6 is arranged on the bottom surface of the movable bottom plate 5, so that protection is provided for the movable bottom plate 5.

The utility model discloses based on rubber floor mat 6's protection design, there are following two kinds of embodiments:

the first embodiment is as follows:

the rubber floor mat 6 is fixedly connected to the lower end face of the movable bottom plate 5, and the fixed connection mode can be gluing, screw connection or clamping connection.

The rubber floor mat 6 based on this mode does not have the lift adjustment function, but fixes an organic whole with the activity bottom plate 5, accomplishes the protection to the activity bottom plate 5 from the bottom, avoids activity bottom plate 5 touching ground debris like sharp object when moving with the help of universal wheel 3, because in case the debris of stereoplasm touches activity bottom plate 5, will cause the destruction to the rotation relation between activity bottom plate 5 and the activity groove 4 to influence the adjustment of fan horizontal corner.

The second embodiment:

as shown in fig. 5 to 7, the rubber floor mat 6 is configured to be lifted by a foot, so that the position of the lower end surface of the movable floor 5 is switched with the ground. By adopting a pedal mode, the waist bending is not needed during adjustment, and the use of people is facilitated.

When the rubber floor mat 6 contacts the ground, the floor fan can be stably placed on the ground by utilizing the large friction force of the rubber, and the floor fan cannot be displaced when in use.

The pedal type lifting structure of the rubber floor mat 6 comprises a three-way connecting rod 14 connected with the rubber floor mat 6 and a pedal 15 arranged at one end of the three-way connecting rod 14, which is opposite to the rubber floor mat 6, wherein the rest end of the three-way connecting rod 14 is in sliding fit with the base 2.

In order to save the space volume that foot-operated elevation structure occupied, the utility model discloses a structure that can adopt the torsional spring to reset between running-board 15 and the three-way type connecting rod 14, when not using promptly, this running-board 15 is vertical ascending under the effect of the structure that the torsional spring resets, and on running-board 15 was ridden, this running-board 15 can become the level form gradually so that conveniently trample. The structure of the torsion spring reset is a general technology in the field, and the detailed description of the invention is not provided.

An extension seat 13 with a vertical through hole is fixed on the side portion of the base 2, a sealing cap 12 is connected to the remaining end of the three-way type connecting rod 14 after penetrating through the vertical through hole, a spring 17 sleeved on the remaining end of the three-way type connecting rod 14 is arranged between the sealing cap 12 and the upper end face of the extension seat 13, and an elastic limiting structure is arranged on the remaining end of the three-way type connecting rod 14 to achieve locking when the remaining end of the three-way type connecting rod 14 descends to a lower limit position. The utility model discloses a sealing cap 12 size is greater than the diameter of vertical perforating hole to prevent that the remaining one end of three way type connecting rod 14 from droing in the vertical perforating hole.

The elastic limiting structure comprises a spring telescopic clamping block 18 arranged at the remaining end of the three-way connecting rod 14, and a spring pin button 16 matched with the spring telescopic clamping block 18 to complete unlocking at the lower limiting position is arranged on the extension seat 13.

The extending base 13 is provided with a horizontal limiting hole 13a communicated with the vertical through hole, a spring pin button 16 is adapted in the horizontal limiting hole 13a, and the spring pin button 16 is pressed to push the spring telescopic fixture block 18 to exit the horizontal limiting hole 13a so as to complete unlocking.

When the elastic limiting structure actually works, firstly, the spring telescopic clamping block 18 is positioned above the extension seat 13 and is in an extending state, when the pedal is pedaled on the pedal plate 15 and is continuously pedaled downwards, the spring telescopic clamping block 18 is compressed and synchronously enters the vertical through hole, and after the spring telescopic clamping block 18 moves to the horizontal height of the transverse limiting hole 13a, the spring telescopic clamping block 18 is ejected by virtue of elasticity and extends into the transverse limiting hole 13a to complete the locking of the three-way connecting rod 14 at the lower limiting position;

when the locking is required to be released, the spring pin button 16 is touched by feet, the spring telescopic clamping block 18 is pushed by the spring pin button 16 to exit the transverse limiting hole 13a, so that the locking force of the three-way connecting rod 14 at the lower limit position is released, and the three-way connecting rod 14 moves upwards by the elastic force of the spring 17 until the original position is restored.

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

Claims

1. The utility model provides a direct current frequency conversion floor fan is with being convenient for remove base, includes floor fan base (1) and support column (11) that are located directly over floor fan base (1), floor fan base (1) includes base (2), universal wheel (3), its characterized in that are installed to base (2) bottom: activity groove (4) have been seted up to the inside of base (2), activity groove (4) internal rotation is connected with movable bottom plate (5) that are used for bearing support post (11), and the bottom of movable bottom plate (5) passes base (2), and the below of this movable bottom plate (5) distributes and has rubber ground mat (6), and this rubber ground mat (6) are accomplished the protection to the lower terminal surface of movable bottom plate (5).

2. The convenient-to-move base for the direct-current variable-frequency floor fan according to claim 1, wherein: the bottom of support column (11) is equipped with horizontal slot (7) that run through, and installs locating piece (8) in this slot (7), the both ends of the horizontal distribution of locating piece (8) press on the up end of base (2).

3. The convenient-to-move base for the direct-current variable-frequency floor fan according to claim 1, wherein: the side of the support column (11) is provided with a storage groove (9), and the middle part of the storage groove (9) is provided with a primary-secondary paste (10) for blocking objects in the storage groove (9).

4. The convenient-to-move base for the direct-current variable-frequency floor fan according to claim 1, wherein: the rubber floor mat (6) is circular.

5. The convenient-to-move base for the direct-current variable-frequency floor fan according to claim 1, wherein: the rubber floor mat (6) is fixedly connected to the lower end face of the movable bottom plate (5).

6. The convenient-to-move base for the direct-current variable-frequency floor fan according to claim 1, wherein: the rubber floor mat (6) adopts a pedal type lifting structure, and the position switching between the lower end face of the movable bottom plate (5) and the ground is realized.

7. The portable base for the DC variable frequency floor fan of claim 6, wherein: the pedal type lifting structure of the rubber floor mat (6) comprises a three-way connecting rod (14) connected with the rubber floor mat (6) and a pedal plate (15) arranged at one end, opposite to the rubber floor mat (6), of the three-way connecting rod (14), and the rest end of the three-way connecting rod (14) is in sliding fit with the base (2).

8. The portable base for the dc variable frequency floor fan of claim 7, wherein: an extension seat (13) with a vertical through hole is fixed on the side portion of the base (2), a sealing cap (12) is connected to the remaining end of the three-way connecting rod (14) after penetrating through the vertical through hole, a spring (17) sleeved on the remaining end of the three-way connecting rod (14) is arranged between the sealing cap (12) and the upper end face of the extension seat (13), and an elastic limiting structure is arranged at the remaining end of the three-way connecting rod (14) to achieve locking when the remaining end of the three-way connecting rod (14) descends to a lower limit position.

9. The portable base for the dc variable frequency floor fan of claim 8, wherein: the elastic limiting structure comprises a spring telescopic clamping block (18) arranged at the rest end of the three-way connecting rod (14), and a spring pin button (16) matched with the spring telescopic clamping block (18) to complete unlocking at the lower limit position is arranged on the extension seat (13).

10. The portable base for the dc variable frequency floor fan of claim 9, wherein: the extension seat (13) is provided with a transverse limiting hole (13a) communicated with the vertical through hole, a spring pin button (16) is matched in the transverse limiting hole (13a), and the spring pin button (16) is pressed to push the spring telescopic clamping block (18) to exit from the transverse limiting hole (13a) so as to finish unlocking.