CN216241395U - Multi-angle adjustable direct current floor fan - Google Patents

Abstract

The utility model relates to the field of direct current fans, in particular to a direct current floor fan with adjustable multiple angles, which comprises a housing, a fan assembly, an angle adjusting device, a supporting rod and a base, wherein the angle adjusting device is installed on the base through the supporting rod; one end of the first mesh enclosure is fixedly arranged on the housing; one end of the first connecting ring is fixedly installed with the other end of the first mesh enclosure, and an inner ring at the other end of the first connecting ring is provided with a fan-shaped limiting groove; the edge of second screen panel is provided with the second go-between, and the outer loop of second go-between is the same with the inner ring radius of first go-between, be provided with on the second go-between with spacing groove assorted L shape fixture block to let first screen panel can more convenient dismantlement and installation, the person of being convenient for clears up the fan subassembly in first screen panel and the screen panel.

Description

Multi-angle adjustable direct current floor fan

Technical Field

The utility model relates to the field of direct current fans, in particular to a multi-angle adjustable direct current floor fan.

Background

The floor fan can be widely applied to places such as warehouses, workshops, restaurants, houses and the like of industrial and mining enterprises, can ventilate indoors in hot summer, has good heatstroke prevention and cooling effects, can be safely and stably placed on the ground through the base plate arranged at the bottom, and has the characteristics of large air volume and low noise.

Chinese patent CN202021377322.5 discloses a multi-angle adjustable floor fan, including setting up the chassis in the bottom, install the stand on the chassis and install the fan unit on the stand and set up the motor element at the fan unit rear side, motor element includes the motor protecgulum, lid behind direct current motor and the motor, be provided with adjusting part between motor protecgulum and the motor back cover, adjusting part is including installing the step motor seat in the stand upper end and installing the every single move support on the step motor seat, every single move support downside is provided with the arc mounting groove, and the step motor seat is installed in the arc mounting groove, be provided with the angle scale on the every single move support, adjust the contained angle between fan unit and the horizontal plane through angle scale and step motor seat cooperation. Compared with the prior art, this multi-angle adjustable floor fan has had the function of controlling automatic shaking head and can manually adjusting every single move angle concurrently, realizes the multi-angle air supply, has increased the air supply scope, and every single move angle is adjustable to being parallel to the stand at utmost, fully realizes indoor air cycle.

However, the above patents still have some disadvantages, and in the household floor fan, the floor fan is not used in winter, which may cause the fan surface of the floor fan and the mesh enclosure surrounding the fan surface to have a lot of dust, while the mesh enclosure of the existing multi-angle adjustable floor fan is fixedly installed by using nuts, and a screwdriver is needed to be used for each time of dismounting and installing, which is too complicated.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a direct current floor fan with adjustable multi-angle to prior art problem, and it is fixed through a plurality of fan annular buckles and the fan annular draw-in groove that corresponds with the buckle replacement nut, has solved the problem that the adjustable floor fan screen panel of multi-angle is difficult to the dismantlement.

In order to solve the problems of the prior art, the utility model adopts the technical scheme that:

a multi-angle adjustable direct current floor fan comprises a housing, a fan assembly, an angle adjusting device, a supporting rod and a base, wherein the angle adjusting device is installed on the base through the supporting rod, the fan assembly is installed at the output end of the angle adjusting device through the housing, and the direct current floor fan further comprises a first mesh enclosure, a first connecting ring and a second mesh enclosure; one end of the first mesh enclosure is fixedly arranged on the housing; one end of the first connecting ring is fixedly installed with the other end of the first mesh enclosure, at least one fan-shaped first limiting block is arranged on the inner ring of the other end of the first connecting ring, fan-shaped second limiting blocks are further arranged on the side, close to the first mesh enclosure, of the first limiting blocks, the number of the second limiting blocks is the same as that of the first limiting blocks, the second limiting blocks correspond to the first limiting blocks in a one-to-one mode, and fan-shaped limiting grooves are formed between the first limiting blocks and the second limiting blocks; the edge of the second net cover is provided with a second connecting ring, the outer ring of the second connecting ring has the same radius as the inner ring of the first connecting ring, and the second connecting ring is provided with an L-shaped clamping block matched with the limiting groove.

Preferably, the first connecting ring is uniformly provided with four limiting grooves along the central axis thereof; the second connecting ring is provided with four clamping blocks matched with the limiting grooves along the central axis.

Preferably, the device also comprises an elastic buckle; the length of the second limiting block is the same as that of the length edge of the L-shaped clamping block; the elastic buckle is an elastic V-shaped buckle formed by fixedly connecting two fan-shaped annular connecting blocks end to end, and one end point of the elastic buckle far away from the connecting point is fixedly connected with the end point of the length edge of the L-shaped clamping block.

Preferably, a sliding block is also included; the first connecting ring is positioned at the corresponding position of the elastic buckle, and a sliding groove is arranged along the central axis direction of the first connecting ring; the sliding block is arranged in the sliding groove in a sliding mode.

Preferably, the device also comprises a guide post; the guide post is arranged in the sliding groove along the direction of the central shaft of the first connecting ring, penetrates through the sliding block and is connected with the sliding block in a sliding mode.

Preferably, a spring is also included; the guide post is further provided with a spring, and the spring is located on one side close to the first limiting block.

Compared with the prior art, the beneficial effect of this application is:

1. according to the fan assembly, the first mesh enclosure, the first connecting ring and the second mesh enclosure are combined, the fan-shaped limiting groove is formed in the first connecting ring, the L-shaped clamping block matched with the limiting groove is formed in the second mesh enclosure, so that the first connecting ring and the second mesh enclosure can be connected more conveniently, and the first mesh enclosure and the fan assembly in the mesh enclosure can be cleaned conveniently by a user;

2. according to the connecting device, the four limiting grooves are uniformly arranged along the central axis of the first connecting ring, and the four clamping blocks are arranged, so that the connection between the first connecting ring and the second net cover is more stable;

3. according to the locking mechanism, the elastic buckle is arranged at the end point of the length edge of the clamping block, so that the locking mechanism between the first connecting ring and the second mesh enclosure is realized, and the problem that the first connecting ring and the second mesh enclosure are separated possibly under the condition of non-worker operation is solved;

4. according to the screen cover, the elastic buckle is arranged on the first connecting ring, the sliding block is arranged in the elastic buckle in a sliding mode, and the unlocking mechanism is arranged on the locking mechanism, so that workers can conveniently detach the first connecting ring and the second screen cover;

5. this application is through setting up the guide pillar in the sliding tray to set up the spring on the guide pillar, thereby restricted the position when the sliding block does not receive external force again, solved the technical problem that the staff need not adjust the sliding block position many times in the dismantlement equipment process.

Drawings

FIG. 1 is a perspective view of an embodiment;

FIG. 2 is a top view of the embodiment;

fig. 3 is a perspective view of the first mesh enclosure, the first connecting ring, and the second mesh enclosure of the embodiment connected;

fig. 4 is an exploded view of the first net cover, the first connection ring, and the second net cover of the embodiment;

fig. 5 is a perspective view of the first link ring and the second net cover of the embodiment in a first state;

fig. 6 is a perspective view of the first link ring and the second net cover of the embodiment in a second state;

the reference numbers in the figures are:

1-a first mesh enclosure;

2-a first connecting ring; 2 a-a first limiting block; 2 b-a second limiting block; 2b 1-limit groove; 2 c-a sliding groove; 2c 1-guide posts; 2c 2-spring; 2 d-sliding block;

3-a second mesh enclosure; 3 a-a fixture block; 3a 1-elastic snap; 3 b-a second connecting ring;

4-a housing;

5-a fan assembly;

6-angle adjusting means;

7-a support bar;

8-base.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

As shown in fig. 1-6:

a multi-angle adjustable direct current floor fan comprises a housing 4, a fan assembly 5, an angle adjusting device 6, a supporting rod 7 and a base 8, wherein the angle adjusting device 6 is installed on the base 8 through the supporting rod 7, the fan assembly 5 is installed at the output end of the angle adjusting device 6 through the housing 4, and the direct current floor fan further comprises a first mesh enclosure 1, a first connecting ring 2 and a second mesh enclosure 3; one end of the first mesh enclosure 1 is fixedly arranged on the housing 4; one end of the first connecting ring 2 is fixedly installed with the other end of the first mesh enclosure 1, the inner ring at the other end of the first connecting ring 2 is provided with at least one fan-shaped first limiting block 2a, the side of the first limiting block 2a close to the first mesh enclosure 1 is also provided with a fan-shaped second limiting block 2b, the number of the second limiting blocks 2b is the same as that of the first limiting blocks 2a, the second limiting blocks 2b correspond to the first limiting blocks 2a one by one, and fan-shaped limiting grooves 2b1 are formed between the first limiting blocks 2a and the second limiting blocks 2 b; the edge of the second net cover 3 is provided with a second connecting ring 3b, the outer ring of the second connecting ring 3b has the same radius as the inner ring of the first connecting ring 2, and the second connecting ring 3b is provided with an L-shaped fixture block 3a matched with the limiting groove 2b 1.

Based on above-mentioned embodiment, angle adjusting device 6 has and rotates function with housing 4 luffing motion and level, and this is prior art, and it is unnecessary to describe here any more, and one end fixed connection of bracing piece 7 is on base 8, and the other end fixed connection of bracing piece 7 has angle adjusting device 6, and angle adjusting device 6's output is provided with housing 4, and fan assembly 5 is direct current motor drive and sets up in housing 4 to let fan assembly 5 can the luffing motion, and horizontal rotation. The clamping block 3a is of an L-shaped structure, wherein the length of the extending part of the short side is the same as the width of the first limiting block 2a, a fan-shaped limiting groove 2b1 is formed between the fan-shaped first limiting block 2a and the fan-shaped second limiting block 2b, a gap exists between the first limiting block 2a and the other first limiting block 2a, when a worker puts the second mesh enclosure 3 into the first connecting ring 2, the L-shaped clamping block 3a needs to be aligned with the gap between the first limiting block 2a and the other first limiting block 2a, then the second mesh enclosure 3 cannot go deep continuously due to the blocking of the first limiting block 2a, and at the moment, the length side of the L-shaped clamping block 3a can be inserted into the limiting groove 2b1 only by rotating the second mesh enclosure 3, so that the convenient detachable connection is formed.

Further, the first connecting ring 2 and the second mesh enclosure 3 provided by the present application still have a defect that the connection is not stable enough, and in order to solve this problem, as shown in fig. 4:

the first connecting ring 2 is uniformly provided with four limiting grooves 2b1 along the central axis thereof; the second coupling ring 3b is provided along its central axis with four locking blocks 3a fitted with the stopper grooves 2b 1.

Based on above-mentioned embodiment, the inner ring of first connecting ring 2 that this application provided evenly is provided with four fan ring shape first stopper 2a and 4 fan ring shape second stopper 2b along its center, thereby four fan ring shape spacing grooves 2b1 along first connecting ring 2 center pin evenly distributed have been formed, the staff aims at four 4 spaces that form between four first stopper 2a respectively with spacing groove 2b1 assorted L shape fixture block 3a in, then through rotatory, insert 4 fixture block 3a respectively in the middle of 4 spacing grooves 2b1, can let the stability of being connected between first connecting ring 2 and the second screen panel 3 more like this.

Further, the latch 3a and the sliding groove 2c provided in the present application still have the defect of lacking the locking function, and to solve this problem, as shown in fig. 4:

also comprises an elastic buckle 3a 1; the length of the second limiting block 2b is the same as that of the L-shaped clamping block 3 a; the elastic buckle 3a1 is formed by fixedly connecting two fan-shaped annular connecting blocks end to form an elastic V-shaped buckle, and one end point of the elastic buckle 3a1 far away from the connecting point is fixedly connected with the end point of the length edge of the L-shaped clamping block 3 a.

Based on the above embodiments, only 1 elastic clip 3a1 provided by the present application can be disposed on any one of the clip blocks 3a, and the length of the second limiting block 2b is the same as that of the L-shaped clip block 3a, so that after the clip block 3a is inserted into the limiting groove 2b1, the end point of the length side of the clip block 3a and the end point corresponding to the second limiting block 2b are located on the same plane, and the other end point of the elastic clip 3a1 connected to the end point of the length side of the clip block 3a is located on the second limiting block 2b, thereby preventing the second mesh enclosure 3 from being separated from the first connecting ring 2 due to the reverse rotation, and when the second mesh enclosure 3 is placed into the first connecting ring 2 by a worker, the clip block 3a having the elastic clip 3a1 needs to be aligned with the gap between the two first limiting blocks 2a, and then the second mesh enclosure 3 cannot continue to be rotated deeply due to the blocking of the first limiting blocks 2a, the elastic buckle 3a1 enters the limiting groove 2b1, and the elastic V-shaped buckle of the elastic buckle 3a1 contracts inwards, so that through the limiting groove 2b1, after the elastic buckle 3a1 completely passes through the limiting groove 2b1, the original shape of the elastic V-shaped buckle is restored, and the end, which is not connected with the clamping block 3a0, of the elastic buckle 3a1 is located beside the second limiting block 2b, so that the limiting function is realized.

Further, the latch 3a provided by the present application still has a defect that it cannot be unlocked, and to solve this problem, as shown in fig. 2, fig. 5 and fig. 6:

the sliding block 2d is also included; the first connecting ring 2 is positioned at the corresponding position of the elastic buckle 3a1, and a sliding groove 2c is arranged along the central axis direction of the first connecting ring 2; the slide block 2d is slidably disposed in the slide groove 2 c.

Based on above-mentioned embodiment, the sliding tray 2c that this application provided is the groove that runs through first connecting ring 2, thereby let the both sides of sliding block 2d be located the inner ring of first connecting ring 2 respectively inside and the outer loop is outside, when elasticity buckle 3a1 is in the buckle state, the staff can remove sliding block 2d, let sliding block 2d compress elasticity buckle 3a 1's elasticity limit, let the elasticity limit be in can through spacing groove 2b1 the state, then rotate second screen panel 3 again, just can let second screen panel 3 and first connecting ring 2 separation, when the staff need with first connecting ring 2 with the equipment of second screen panel 3 sliding block, only need remove first stopper 2 a's one end with first 2d, just can let elasticity buckle 3a1 pass through spacing groove 2b1, thereby carry out the joint.

Further, the present application provides how the slide block 2d is slidably disposed in the slide groove 2c, and to solve this problem, as shown in fig. 2:

also comprises a guide post 2c 1; the guide post 2c1 is provided in the slide groove 2c in the central axis direction of the first link ring 2, and the guide post 2c1 penetrates the slide block 2d and is slidably connected to the slide block 2 d.

Based on the above embodiment, the guide post 2c1 provided by the present application is disposed in the sliding groove 2c along the direction of the central axis of the first connecting ring 2, and the sliding block 2d is provided with a through hole matching with the guide post 2c1, so that the sliding block 2d can be slidably disposed in the sliding groove 2c, and the sliding block 2d can only move back and forth in the sliding groove 2c because the sliding groove 2c limits the two ends of the sliding block.

Further, the sliding block 2d provided by the present application still has a defect that it needs to be used many times in the process of disassembling and assembling the first connecting ring 2 and the second mesh enclosure 3, and in order to solve this problem, as shown in fig. 2:

also included is spring 2c 2; the guide post 2c1 is further provided with a spring 2c2, and the spring 2c2 is located at a side close to the first limit block 2 a.

Based on the above embodiment, the spring 2c2 that this application provided is used for pushing the fixture block 3a that slides and set up on guide pillar 2c1 to the side of keeping away from first stopper 2a, like this under normal condition, the fixture block 3a is because the effect of spring 2c2, move fixture block 3a to the one end of keeping away from first stopper 2a, the phenomenon that the random atress will lead to the removal of sliding block 2d has been prevented, when the staff need dismantle second screen panel 3, move fixture block 3a to the one end of being close to first stopper 2a, let the elasticity limit compression of elasticity buckle 3a1, thereby take out second screen panel 3, when the sliding block staff loosens one's hand, 2d can get back to the position of keeping away from first stopper 2a again because of 3c 2's effort, can not hinder like this next time staff's installation second screen panel 3.

The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (6)

1. A multi-angle adjustable direct-current floor fan comprises a housing (4), a fan assembly (5), an angle adjusting device (6), a supporting rod (7) and a base (8), wherein the angle adjusting device (6) is installed on the base (8) through the supporting rod (7), the fan assembly (5) is installed at the output end of the angle adjusting device (6) through the housing (4), and the direct-current floor fan is characterized by further comprising a first mesh enclosure (1), a first connecting ring (2) and a second mesh enclosure (3);

one end of the first mesh enclosure (1) is fixedly arranged on the housing (4);

one end of the first connecting ring (2) is fixedly installed with the other end of the first mesh enclosure (1), at least one fan-shaped first limiting block (2a) is arranged on the inner ring of the other end of the first connecting ring (2), fan-shaped second limiting blocks (2b) are further arranged on the sides, close to the first mesh enclosure (1), of the first limiting blocks (2a), the number of the second limiting blocks (2b) is the same as that of the first limiting blocks (2a), the second limiting blocks (2b) correspond to the first limiting blocks (2a) in a one-to-one mode, and fan-shaped limiting grooves (2b1) are formed between the first limiting blocks (2a) and the second limiting blocks (2 b);

the edge of the second net cover (3) is provided with a second connecting ring (3b), the outer ring of the second connecting ring (3b) has the same radius as the inner ring of the first connecting ring (2), and the second connecting ring (3b) is provided with an L-shaped clamping block (3a) matched with the limiting groove (2b 1).

2. The multi-angle adjustable DC floor fan as claimed in claim 1,

the first connecting ring (2) is uniformly provided with four limiting grooves (2b1) along the central axis thereof;

the second connecting ring (3b) is provided with four clamping blocks (3a) matched with the limiting grooves (2b1) along the central axis thereof.

3. The multi-angle adjustable DC floor fan as claimed in claim 1, further comprising an elastic clip (3a 1);

the length of the second limiting block (2b) is the same as that of the L-shaped clamping block (3 a);

the elastic buckle (3a1) is formed by fixedly connecting two fan-shaped annular connecting blocks end to form an elastic V-shaped buckle, and one end point of the elastic buckle (3a1) far away from the connecting point is fixedly connected with the end point of the length edge of the L-shaped clamping block (3 a).

4. A multi-angle adjustable dc floor fan as claimed in claim 1, further comprising a slider (2 d);

the first connecting ring (2) is positioned at the corresponding position of the elastic buckle (3a1), and a sliding groove (2c) is arranged along the central shaft direction of the first connecting ring (2);

the slide block (2d) is slidably disposed in the slide groove (2 c).

5. The multi-angle adjustable DC floor fan as claimed in claim 1, further comprising a guide post (2c 1);

the guide post (2c1) is provided in the slide groove (2c) along the central axis direction of the first link ring (2), and the guide post (2c1) penetrates the slide block (2d) and is slidably connected to the slide block (2 d).

6. The multi-angle adjustable DC floor fan as claimed in claim 1, further comprising a spring (2c 2);

the guide post (2c1) is further provided with a spring (2c2), and the spring (2c2) is located on one side close to the first limiting block (2 a).

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