CN214742198U

CN214742198U - Adjustable hanging neck fan

Info

Publication number: CN214742198U
Application number: CN202120343079.3U
Authority: CN
Inventors: 王林; 杨广; 刘凯
Original assignee: Shenzhen Magic Cube Digital Technology Co ltd
Current assignee: Shenzhen Magic Cube Digital Technology Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-11-16
Anticipated expiration: 2031-02-04

Abstract

The utility model discloses an adjustable string of neck fan, include two fan modules and connect in two coupling mechanism between the fan module, coupling mechanism includes rotationally connected two connecting pieces, two the connecting piece respectively with two the fan module is connected, each the fan module include with the casing that the connecting piece is connected with set up in fan in the casing, at least one of them the casing of fan module and one that corresponds connect with the connecting piece slidable, the utility model discloses adjustable string of neck fan is through the relative rotation of two connecting pieces and the relative slip of connecting piece and fan module, can conveniently change the form, both convenient air-out of adjustment fan module when using, also made things convenient for the utility model discloses adjustable string of neck fan wear and accomodate.

Description

Adjustable hanging neck fan

Technical Field

The utility model relates to the technical field of fans, especially, relate to an adjustable string of neck fan.

Background

Along with the improvement of living standard, people also put higher demands on the comfort and the convenience of life. In recent years, portable fans such as handheld fans and neck hanging fans have appeared in the market to supply air to users at any time and any place, thereby improving comfort. Compared with a handheld fan which needs to be held by hands, the neck hanging fan frame is arranged on the neck, so that the hands of a user can be liberated, the neck hanging fan frame is popular with the public, and the neck hanging fan frame is greatly convenient for the user in sports, outdoor activities and other occasions.

However, most of the existing neck hanging fans are fixed in structure, the air outlet angle, the position and the like cannot be adjusted, and certain inconvenience still exists in use.

SUMMERY OF THE UTILITY MODEL

In view of this, an adjustable neck hanging fan is provided, which can adjust the air outlet angle, position, etc. according to the requirement.

The utility model provides an adjustable string of neck fan, include two fan modules and connect in two coupling mechanism between the fan module, coupling mechanism is including two connecting pieces rotationally connected, two the connecting piece respectively with two the fan module is connected, each the fan module include with the casing that the connecting piece is connected with set up in fan in the casing, at least one of them fan module's casing and one that corresponds connect the connecting piece slidable.

Furthermore, each connecting piece is connected with a shaft sleeve, and the shaft sleeves of the two connecting pieces are overlapped and are inserted with a pivot so as to rotatably connect the two connecting pieces; or one of the connecting pieces is provided with a shaft sleeve, and the other connecting piece is provided with a pivot which is inserted into the shaft sleeve so as to connect the two connecting pieces in a rotatable way.

Further, the last cover of coupling mechanism is equipped with the protective sheath, axle sleeve and connecting piece pass through screwed connection, the protective sheath corresponds the position of screw is provided with the mounting hole, the mounting hole upper cover is equipped with the cap.

Furthermore, one of the shell and the connecting piece which are connected in a sliding mode is provided with a sliding groove, the other one of the shell and the connecting piece is provided with a connecting part, and the connecting part is inserted into the sliding groove in a sliding mode.

Further, the connecting piece comprises an inner member and an outer member which are spliced with each other, the sliding groove is formed between the inner member and the outer member, and the side end of the inner member or the side end of the outer member forms an annular part of a full circle structure; the connecting part is formed on the shell and penetrates through the annular part to be inserted into the sliding groove.

Further, the shell forms the connecting portion, the connecting piece is sleeved on the connecting portion and forms the sliding groove, and air outlets are formed in the shell and the connecting piece.

Further, the connecting piece is sleeved with a protective sleeve, and the protective sleeve corresponds to an air outlet in the connecting piece and is provided with a ventilation opening.

Furthermore, one of the shell and the connecting piece which are connected in a sliding way is provided with a guide groove, the other one of the shell and the connecting piece is provided with a guide post, the guide groove extends along the direction of relative sliding of the shell and the connecting piece, and the guide post is movably inserted into the guide groove.

Furthermore, in the shell and the connecting piece which are connected in a sliding manner, a clamping block is formed on one of the shell and the connecting piece, a plurality of clamping grooves are formed on the other of the shell and the connecting piece, the clamping grooves are arranged along the direction in which the shell and the connecting piece slide relatively, and the clamping block is clamped in one of the clamping grooves.

Furthermore, one of the shell and the connecting piece which are connected in a sliding mode is provided with an elastic arm, the other of the shell and the connecting piece is provided with a plurality of protruding blocks at intervals, the clamping block is arranged on the elastic arm, and the clamping groove is formed between the adjacent protruding blocks.

Compared with the prior art, the utility model discloses adjustable string of neck fan can conveniently change the form through the relative rotation of two connecting pieces and the relative slip of connecting piece and fan module, both makes things convenient for the air-out of adjustment fan module when using, has also made things convenient for the utility model discloses adjustable string of neck fan wear and accomodate.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the adjustable hanging neck fan of the present invention.

Fig. 2 is a schematic view of the detachable protective sleeve of the adjustable hanging neck fan shown in fig. 1.

Fig. 3 is a schematic view of the adjustable hanging neck fan shown in fig. 2 with a connecting part exploded.

Fig. 4 is another angular view of fig. 3.

Fig. 5 is an exploded view of the adjustable hanging neck fan shown in fig. 1.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. One or more embodiments of the present invention are illustrated in the accompanying drawings to provide a more accurate and thorough understanding of the disclosed embodiments. It should be understood, however, that the present invention may be embodied in many different forms and is not limited to the embodiments described below.

The same or similar reference numerals in the drawings of the utility model correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

The utility model provides an adjustable hanging neck fan, when using, is worn on human neck to make things convenient for the user to hand-carry, and at any time and any place is to the human body, especially is bloied human neck and face, adjusts human body temperature. As shown in fig. 1-2, an adjustable hanging neck fan according to an embodiment of the present invention is substantially C-shaped as a whole, and includes two fan modules 10 at both ends and a connecting mechanism 30 movably connected between the two fan modules 10. Through coupling mechanism 30's setting, relative position, angle etc. can be adjusted to two fan module 10, both made things convenient for the air-out of adjustment fan module 10 when using, also made things convenient for the utility model discloses wearing and accomodating of adjustable string of neck fan.

During the use, the utility model discloses adjustable coupling mechanism 30 who hangs the neck fan supports in back neck department, two fan module 10 and is located respectively about the side neck department. In order to improve the wearing comfort, the connecting mechanism 30 is sleeved with a protective sleeve 50. The protective sleeve 50 is preferably made of soft rubber material, such as silica gel, and has a certain elastic deformation capability, so as to facilitate the relative movement, especially the relative rotation, of the two fan modules 10. Referring to fig. 5, the two fan modules 10 are identical in structure and symmetrically disposed, and each fan module 10 includes a housing 12 and a fan 14 disposed in the housing 12. The fan 14 generates forced airflow when operating, and supplies air to the neck and the head. According to different environmental temperatures, the air supply can be cold air or warm air.

In this embodiment, the housing 12 is composed of an inner shell 12a and an outer shell 12b which are detachably connected, wherein the inner shell 12a faces the neck and the outer shell 12b faces away from the neck. A partition 16 is disposed between the inner shell 12a and the outer shell 12b, the partition 16 dividing the interior space of the shell 12 into two, wherein a first chamber 120 is formed between the inner shell 12a and the partition 16, and a second chamber 122 is formed between the outer shell 12b and the partition 16. A partition 18 is disposed within the first chamber 120, the partition 18 extending along the length of the housing 12 and separating a first passage 124 and a second passage 126 within the first chamber 120. Preferably, the partition 18 extends obliquely such that the first passage 124 tapers toward the connection mechanism 30.

The fan 14 is preferably a centrifugal fan, and is disposed in the first channel 124 and located at the outer end of the housing 12 (i.e. the end of the housing 12 away from the connecting mechanism 30), and the first channel 124 is an air duct through which the airflow of the fan 14 actually passes in the housing 12. Be provided with battery 20 and circuit board 22 in the second cavity 122, battery 20 does the utility model discloses adjustable power of hanging the neck fan passes through circuit board 22 and fan 14 electric connection. Preferably, the casing 12 is further provided with an on-off key 24, and the on-off key 24 is electrically connected to the circuit board 22 and is used for controlling the start and stop of the fan 14. Through the setting of separator 16 and baffle 18, not only form the throttle acceleration effect to the air current, still separate electronic components such as battery, circuit board 22, guarantee electric safety.

The housing 12 has an air inlet 128 formed at a position corresponding to the fan 14, and an air outlet 129 formed at a position corresponding to the air duct 124. The air flow enters the housing 12 from the air inlet 128 under the action of the fan 14, is accelerated along the air duct 124 and is blown out from the air outlet 129. In the illustrated embodiment, the air inlets 128 are formed on the inner and outer sidewalls of the housing 12 to provide double-sided air intake; the air outlet 129 is formed at an upper sidewall of the case 12 to blow air upward. It should be understood that the air inlet 128 may be provided only on the inner or outer side wall of the housing 12, forming a single side inlet; the air outlet 129 may be provided in the lower side wall of the casing 12 to blow air downward, or the air outlet 129 may be provided in both the upper and lower side walls of the casing 12 to blow air upward and downward.

It should be noted that in this document, the orientation of the adjustable neck hanging fan of the present invention when worn on the neck of a human body defines the inside and outside, up and down, front and back, left and right, and the like. Specifically, the longitudinal direction of the casing 12 refers to a direction in which the casing 12 extends around the neck, and the inner wall of the casing 12 is a side wall facing the neck, the outer wall of the casing 12 is a side wall facing away from the neck, the upper wall of the casing 12 is a side wall facing the head, and the lower wall of the casing 12 is a side wall facing away from the head. In the illustrated embodiment, the housing 12b is an outer sidewall of the housing 12; the part of the inner shell 12a opposite to the outer shell 12b is the inner side wall of the shell 12; the upper and lower folded edges of the inner shell 12a are the upper and lower sidewalls of the shell 12.

Referring to fig. 3 and 4, the connecting mechanism 30 includes two connecting members 32, a rotating member 34 connecting the two connecting members 32, and a pivot 36.

Each of the connectors 32 includes opposing first and second lateral ends. The first side ends of the two connecting members 32 are oppositely arranged and rotatably connected through a rotating member 34 and a pivot shaft 36, so that the two connecting members 32 can rotate relatively. An inner end of the housing 12 of each fan module 10 (i.e., an end near the connecting mechanism 30) extends to form a connecting portion 19, and each connecting portion 19 is slidably connected to a second side end of one of the connecting members 32, so that the fan module 10 can slide relative to the connecting member 32. The form of the adjustable neck hanging fan can be changed by the relative rotation of the two connecting pieces 32 and the relative sliding of the connecting pieces 32 and the fan module 10.

Specifically, a first side end of each link 32 is connected to a rotating member 34. The rotational member 34 includes a hub 340 and ears 342 extending outwardly from the outer wall of the hub 340. The ears 342 and the first side of the link 32 define corresponding attachment holes through which screws 60 or the like extend to fixedly attach the pivotal member 34 to the first side of the link 32. The axle hole 344 is formed in the axle sleeve 340, when the two connecting members 32 are assembled, the two axle sleeves 340 are overlapped up and down, the two axle holes 344 are aligned and inserted into the pivot 36, so that the two connecting members 32 can be rotatably connected. It should be understood that in some embodiments, the rotational member 34 and the connecting member 32 may have other connection means or both may be a unitary structure. In addition, the shaft sleeve 340 may be disposed on one of the connecting members 32, and the pivot shaft 36 may be disposed on the other connecting member 32, so that the two connecting members 32 may be rotatably connected through the pivotal connection between the pivot shaft 36 and the shaft sleeve 340. Similarly, the pivot 36, the sleeve 340 and the connecting member 32 may be of an integral structure or may be formed separately and then assembled into a whole.

Through the relative rotation of the two connecting pieces 32, the relative angle of the two fan modules 10 respectively connected with the two connecting pieces can be adjusted, so that the two fan modules 10 are relatively opened or closed. When the two fan modules 10 are relatively opened, the distance between the two fan modules is increased, the adjustable neck hanging fan can be conveniently worn or taken down, and the air outlet of the fan modules 10 can be far away from the neck in the use process; when two fan module 10 fold relatively, interval between the two reduces, can make fan module 10's air-out be close to the neck at the in-process that uses, can reduce the volume of whole product and conveniently accomodate when not using, and it is more nimble convenient that whole product is used.

In this embodiment, a sliding slot 320 is provided in each connecting element 32 for mating with the corresponding connecting portion 19 of the housing 12. The second side end of the connecting member 32 is provided with an opening 322, and the opening 322 communicates the sliding chute 320 with the outside. When assembled, connecting portion 19 extends into sliding slot 320 through opening 322, so that fan module 10 can slide telescopically relative to connecting member 32 along the length direction of housing 12 to adjust the position of fan module 10. Preferably, the connecting portion 19 is provided with a guide groove 190, and correspondingly, a guide post 324 is protrudingly provided on the inner wall surface of the connecting member 32. The guide posts 324 are inserted into the guide slots 190 to guide the telescopic sliding of the housing 12 relative to the connecting member 32. It should be understood that the guide posts 324 may be disposed on the connecting portion 19, and the guide slots 190 may be correspondingly disposed in the connecting member 32 to guide the relative sliding movement of the two.

In this embodiment, the connecting portion 19 is formed with a plurality of engaging blocks 192, and the connecting member 32 is correspondingly formed with a plurality of engaging grooves 326, wherein the engaging grooves 326 are arranged along the sliding direction of the connecting portion 19. During the sliding of the connecting portion 19 relative to the connecting member 32, the latch 192 sequentially latches into the respective latch slots 326, so that the connecting portion 19 and the connecting member 32 can be positioned when relatively slid to a predetermined position. Preferably, the connecting portion 19 is provided with a resilient arm 194, and the latch 192 is formed on the resilient arm 194; a plurality of protrusions 328 are formed in the connecting member 32, the protrusions 328 are spaced apart from each other, and the locking groove 326 is formed between adjacent protrusions 328. During the sliding process of the connecting part 19 relative to the connecting part 32, when the latch 192 abuts against the projection 328, the elastic arm 194 is slightly deformed and opened, so that the latch 192 can pass over the projection 328; the latch 192 returns to its shape after passing over the protrusion 328 to the position of the catch 326, and the male and female engagement positions the connector 32 and the connector 19. It should be understood that the latch 192 may also be formed on the connecting member 32, and the corresponding latch slot 326 formed on the connecting portion 19 is positioned to cooperate with the latch 192.

In the illustrated embodiment, each of the connectors 32 is formed by splicing together an inner member 32a and an outer member 32b, with the inner and

outer members

32a, 32b preferably being snap-fit. The sleeve 340 is attached to the inner member 32a by screws 60; the inner side of the protective cover 50 is formed with a mounting hole 52 at a mounting position corresponding to the screw 60 to facilitate the screw 60 to pass through. Preferably, mounting hole 52 department covers and is equipped with cap 54, shelters from screw 60 in order to guarantee that the appearance of whole product is pleasing to the eye, also avoids screw 60 and neck friction and influences simultaneously the utility model discloses the travelling comfort that the adjustable string of neck fan was worn. Preferably, the air outlet 129 extends to the connecting member 32, such as to the inner member 32 a; correspondingly, be provided with vent 56 on the protective sheath 50 and flow out for the air current to guide partial air current to the nape position, make the utility model discloses the position of adjustable string of neck fan and nape contact is more comfortable.

Preferably, one end of the inner member 32a of the connecting member 32 abutting against the housing 12 (i.e. the second side end of the connecting member 32) is an annular portion 329 with a full circle structure, so that the connecting member 32 has higher structural strength and is not easy to split. In other embodiments, the annular portion 329 may be provided at the end of the outer member 32b of the connector 32 that abuts the housing 12, or the connector 32 may be an integral annular structure that is sleeved on the connector 19. In the illustrated embodiment, the connector 32 is disposed on the connecting portion 19 of the housing 12, the inner member 32a is disposed corresponding to the inner shell 12a, and the outer member 32b is disposed corresponding to the outer shell 12 b. In other embodiments, the connecting portion 19 may be an annular structure extending along the housing 12, and a sliding slot is formed inside the connecting portion to be inserted into the connecting member 32, and the two are also slidably connected to achieve the telescopic movement of the fan module 10, so as to adjust the position of the fan module 10.

In the above embodiment, the two fan modules 10 are slidably connected to the two connecting members 32 of the connecting mechanism 30, and the two fan modules 10 may be slid respectively or the two fan modules 10 may be slid simultaneously to adjust the air output of the fan modules 10. It should be understood that in other embodiments, one of the fan modules 10 may be slidably connected to the connecting member 32, the other fan module 10 may be fixedly connected to the connecting member 32, and the air outlet, the overall length, etc. of the entire adjustable neck fan may also be adjusted by the slidable fan module 10, so as to facilitate the use of the user.

It should be noted that the present invention is not limited to the above embodiments, and other changes can be made by those skilled in the art according to the spirit of the present invention, and all the changes made according to the spirit of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides an adjustable string of neck fan, includes two fan modules and connects in two coupling mechanism between the fan module, its characterized in that, coupling mechanism is including two connecting pieces that rotationally connect, two the connecting piece respectively with two the fan module is connected, each the fan module include with casing that the connecting piece is connected with set up in fan in the casing, at least one of them the casing of fan module with one that corresponds the connecting piece slidable connects.

2. The adjustable hanging neck fan as claimed in claim 1, wherein each of the connecting members is connected to a shaft sleeve, and the shaft sleeves of the two connecting members are overlapped and inserted into a pivot shaft to rotatably connect the two connecting members; or one of the connecting pieces is provided with a shaft sleeve, and the other connecting piece is provided with a pivot which is inserted into the shaft sleeve so as to connect the two connecting pieces in a rotatable way.

3. The adjustable hanging neck fan as claimed in claim 2, wherein the connecting mechanism is sleeved with a protective sleeve, the sleeve and the connecting piece are connected by a screw, the protective sleeve is provided with a mounting hole corresponding to the position of the screw, and the mounting hole is covered with a cap.

4. The adjustable hanging neck fan as claimed in claim 2, wherein one of the housing and the connecting member slidably connected is formed with a sliding groove, and the other is formed with a connecting member slidably inserted into the sliding groove.

5. The adjustable muffler fan as claimed in claim 4, wherein the connecting member comprises an inner member and an outer member which are coupled to each other, the sliding groove is formed between the inner member and the outer member, and the side ends of the inner member or the outer member form a ring portion of a full circle structure; the connecting part is formed on the shell and penetrates through the annular part to be inserted into the sliding groove.

6. The adjustable hanging neck fan as claimed in claim 4, wherein the housing forms the connecting portion, the connecting member is sleeved on the connecting portion and forms the sliding groove, and the housing and the connecting member each form an air outlet.

7. The adjustable hanging neck fan as claimed in claim 6, wherein the connecting piece is sleeved with a protective sleeve, and the protective sleeve is provided with a vent corresponding to the air outlet on the connecting piece.

8. The adjustable hanging neck fan as claimed in any one of claims 1-7, wherein one of the housing and the connecting member slidably connected is formed with a guiding groove, and the other is formed with a guiding post, the guiding groove extends along a direction in which the housing and the connecting member slide relatively, and the guiding post is movably inserted into the guiding groove.

9. The adjustable hanging neck fan as claimed in any one of claims 1 to 7, wherein one of the housing and the connecting member slidably connected is formed with a locking block, and the other one thereof is formed with a plurality of locking grooves, the locking grooves are arranged along a direction in which the housing and the connecting member relatively slide, and the locking block is locked in one of the locking grooves.

10. The adjustable hanging neck fan as claimed in claim 9, wherein one of the housing and the connecting member slidably connected is formed with an elastic arm, and the other one of the housing and the connecting member is provided with a plurality of protrusions at intervals, the latch is provided on the elastic arm, and the engaging groove is formed between the adjacent protrusions.