Foldable handheld fan

Abstract

The foldable handheld fan comprises a fan body, a handheld handle and a folding mechanism, the fan body comprises a fan head front shell and a fan head rear shell, a first positioning column is arranged on the side, facing the fan head rear shell, of the fan head front shell, and a positioning groove is formed in the side, facing the fan head front shell, of the fan head rear shell; the first positioning column is used for being inserted into the positioning groove, a cavity is further formed in the connecting position of the fan head front shell and the fan head rear shell, and the cavity is annularly formed in the circumferential direction of the fan head front shell and the fan head rear shell; the handheld handle comprises a handle front shell and a handle rear shell; the folding mechanism comprises a handle front cover, a fan head seat and a rotating shaft, a via hole is formed in the handle front cover, the fan head seat is arranged at the bottom end of the fan body, and the rotating shaft sequentially penetrates through the via hole and the through hole to be hinged to the handle front cover and the fan head seat. The handheld fan disclosed by the utility model can be switched between a table-mounted state and a handheld state, and is convenient to mount and assemble in the production process, so that the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to fan technical field, especially a kind of foldable handheld fan. BACKGROUND

[0002] At present, most of the handheld fan on the market is small and portable, and has only a single handheld function to minimize product size. However, traditional single-function handheld fans cannot meet the needs of various scenarios, such as desktop use, neck hanging, adjustable blowing angle, and high wind power.

[0003] Although there are foldable handheld fans on the market that can be used with a neck and placed on a desktop, and can adjust the blowing angle of the fan body, the existing foldable handheld fans with folding function have complex disassembly, many structural parts, and high assembly and production cost and difficulty. SUMMARY

[0004] The main purpose of the utility model is to provide a foldable handheld fan, which solves the problem of inconvenient assembly and low production efficiency of existing foldable handheld fans.

[0005] To achieve the above-mentioned purpose, the utility model provides a foldable handheld fan, which comprises:

[0006] The fan body comprises a fan head front shell, a fan head rear shell, a fan blade and a driving member. The fan head front shell is provided with a first positioning column on the side facing the fan head rear shell. The fan head rear shell forms a positioning groove on the side facing the fan head front shell. The first positioning column is inserted into the positioning groove to form a wind cavity with the fan head front shell and the fan head rear shell. The fan blade and the driving member are arranged in the wind cavity. The driving member drives the fan blade to rotate. The connection between the fan head front shell and the fan head rear shell also forms a cavity, which is formed along the circumference of the fan head front shell and the fan head front shell.

[0007] The handheld handle comprises a handle front shell and a handle rear shell. The handle front shell is provided with a first buckle on the side facing the handle rear shell. The handle rear shell is provided with a first clamping groove on the side facing the handle front shell, which is matched with the first buckle.

[0008] The folding mechanism comprises a handle front cover, a fan head seat and a rotating shaft. The handle front cover is arranged at the top end of the handle front shell. The handle front cover forms a through hole. The fan head seat is arranged at the bottom end of the fan body. The fan head seat is provided with a through hole. The rotating shaft is sequentially threaded through the through hole and the through hole to hinge the handle front cover and the fan head seat.

[0009] In an embodiment, the fan head base comprises a front base and a rear base, the front base is connected to the front bottom end of the fan head, the rear base is connected to the rear bottom end of the fan head, and the through hole is arranged in the front base.

[0010] In an embodiment, the number of the handle front covers is two, the two handle front covers are arranged in a spaced manner and form a gap for the fan head base to extend into, the folding mechanism further comprises two cover blocks, the two cover blocks are arranged on the sides of the two handle front covers away from the fan head base respectively, the cover blocks are connected to the corresponding handle front covers, and a damping ring is arranged in each through hole and sleeved on the outer shaft.

[0011] In an embodiment, the outer side of the handle front cover protrudes outward to form a convex part, a plurality of grooves are arranged in the circumferential direction of the convex part at the connection between the convex part and the handle front cover, the inner side of the cover block is formed with a buckle position for being buckled into the grooves, and the number of the buckle positions is consistent with and one-to-one corresponds to the number of the grooves.

[0012] A plurality of dispensing holes are further arranged on the convex part, and the inner side of the cover block is further formed with a plug-in column for extending into the dispensing holes.

[0013] The outer side of the handle front cover is further provided with a plurality of reinforcing surrounding bones, the number of the reinforcing surrounding bones is multiple, the plurality of reinforcing surrounding bones are arranged in the circumferential direction of the handle front cover in a spaced manner, and the inner side of the cover block is further formed with a recessed part for the reinforcing surrounding bones to extend into at the positions of the reinforcing surrounding bones.

[0014] In an embodiment, the number of the first buckles is multiple, the plurality of first buckles are arranged in a vertical direction in a spaced manner and are arranged on both sides of the handle front shell, and the number of the first buckle slots is consistent with and one-to-one corresponds to the number of the first buckles.

[0015] The side of the handle front shell facing the handle rear shell is further provided with a second buckle slot, and the side of the handle rear shell facing the handle front shell is further provided with a second buckle, which is used for being connected to the second buckle slot.

[0016] In an embodiment, the fan head rear shell comprises a rear shell body, an air inlet mesh and a gland, the rear shell body is provided with an air inlet, the air inlet mesh is arranged at one end of the air inlet away from the fan head front shell, the rear shell body is provided with a plurality of buckling grooves along the circumference of the air inlet, the gland is provided with a plurality of buckling buttons at one end thereof towards the rear shell body, the number of buckling buttons is consistent with and one-to-one corresponding to the number of buckling grooves, the buckling buttons are used to be buckled into the corresponding buckling grooves, and a second positioning column is further arranged between any two adjacent buckling grooves, the air inlet mesh is provided with a plurality of positioning holes, the number of positioning holes is consistent with and one-to-one corresponding to the number of second positioning columns, and the second positioning columns are used to be inserted into the corresponding positioning holes, and the air inlet mesh is clamped between the rear shell body and the gland.

[0017] In an embodiment, the fan head front shell comprises a front shell body, a center connecting piece and an air guide grille, the front shell body forms an air outlet, the center connecting piece and the air guide grille are located in the air outlet, the air guide grille is arranged between the center connecting piece and the front shell body, the air guide grille comprises a plurality of air guide strips, one end of the air guide strip is connected to the front shell body, the other end of the air guide strip is connected to the center connecting piece, the air guide strip is arc-shaped along the axial direction and the radial direction, and the inner side arc of the air guide strip is greater than the outer side arc along the radial direction.

[0018] In an embodiment, the connection between the front shell body and the rear shell body forms the cavity, the cavity is annularly arranged along the circumference of the front shell body and the rear shell body, and a plurality of reinforcing ribs are arranged in the cavity.

[0019] In an embodiment, the connection between the handle rear shell and the handle front shell is further provided with a rope hanging hole, the number of rope hanging holes is two, the two rope hanging holes are arranged in a spaced manner and are in communication with each other, a stop block is formed between the two rope hanging holes, the stop block is provided with a reinforcing column on the side towards the handle front shell, and the handle front shell is provided with a insertion hole for the reinforcing column.

[0020] The handle rear shell and the handle front shell are clamped with each other and form a containing cavity, and a convex surrounding bone is arranged in the containing cavity, the convex surrounding bone separates the rope hanging hole from the containing cavity.

[0021] In an embodiment, the handle rear shell is provided with a first anti-skid groove, and the first anti-skid groove is provided with a first anti-skid pad; the rear shell seat is provided with a second anti-skid groove, and the second anti-skid groove is provided with a second anti-skid pad.

[0022] The utility model discloses a technical scheme, the fan head front shell is provided with first positioning post to the side of fan head rear shell, and the fan head rear shell forms the positioning groove to the side of fan head front shell, when the fan body is in the process of assembling, inserts the first positioning post into the positioning groove, to complete the assembly of fan front shell and fan rear shell, and the assembly is convenient, handheld handle includes handle front shell and handle rear shell, and handle front shell is provided with first buckle, and handle rear shell is provided with first card slot, and through the first buckle is inserted into the first card slot, to realize the assembly of handle front shell and handle rear shell, folding mechanism includes handle front cover, fan head seat and pivot, and handle front cover is connected to the top end of handle front shell, and fan head seat is connected to the bottom end of fan body, and fan head seat is provided with through -hole, and through adopting pivot and passing through hole and through -hole in proper order, to realize the hinging of handle front cover and fan head seat, and simultaneously connect handheld handle and fan body. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will briefly introduce the drawing needed to be used in the embodiment or prior art description, and obviously, the drawing in the following description is only some embodiments of the utility model, and for ordinary skilled in the art, under the premise of not paying creative labor, other drawings can also be obtained according to the structure shown in these drawings.

[0024] Figure 1 The utility model provides a structure schematic diagram of one embodiment of foldable handheld fan,

[0025] Figure 2 The utility model provides an explosion structure schematic diagram of one embodiment of foldable handheld fan,

[0026] Figure 3 The utility model provides a structure schematic diagram of one embodiment of handheld handle,

[0027] Figure 4 The utility model provides a structure schematic diagram of one embodiment of handheld handle, Figure 3

[0028] Figure 5 The utility model provides a structure schematic diagram of one embodiment of cover,

[0029] Figure 6 ​An explosion structure schematic view of a fan head front shell and a fan head rear shell provided by the utility model is shown in one embodiment;

[0030] Figure 7 A structure schematic view of a handle front shell provided by the utility model is shown in one embodiment;

[0031] Figure 8 A structure schematic view of a handle rear shell provided by the utility model is shown in one embodiment;

[0032] Figure 9 An explosion structure schematic view of another embodiment of the foldable handheld fan provided by the utility model is shown;

[0033] Figure 10 A structure schematic view of another embodiment of the fan body and the fan head seat provided by the utility model is shown;

[0034] Figure 11 A sectional structure schematic view of one embodiment of the foldable handheld fan provided by the utility model is shown;

[0035] Figure 12 A structure schematic view of the handheld fan in an unfolded state provided by the utility model is shown;

[0036] Figure 13 A structure schematic view of the handheld fan in a folded state provided by the utility model is shown;

[0037] Figure 14 A structure schematic view of the fan body and the rear shell seat provided by the utility model is shown.

[0038] Explanation of the reference signs:

[0039] 100. The foldable handheld fan, 1. The fan body, 2. The handheld handle, 3. The folding mechanism, 11. The fan head front shell, 12. The fan head rear shell, 13. The fan blade, 14. The driving part, 111. The first positioning column, 121. The positioning groove, 21. The handle front shell, 22. The handle rear shell, 211. The first buckle, 221. The first clamping groove, 31. The handle front cover, 32. The fan head seat, 33. The rotating shaft, 310. The via hole, 321. The front shell seat, 322. The rear shell seat, 3211. The through hole, 311. The gap, 34. The blocking cover, 3212. The damping ring, 312. The protruding part, 313. The groove, 341. The buckling position, 3121. The glue dispensing hole, 314. The insertion column, 3122. The reinforcing surrounding bone, 315. The recessed part, 212. The second clamping groove, 222. The second buckle, 122. The rear shell, 123. The air inlet mesh, 124. The gland, 1221. The air inlet, 1222. The buckling groove, 1241. The buckling, 1223. The second positioning column, 1231. The positioning hole, 112. The front shell, 113. The center connecting piece, 114. The air guide grille, 1121. The air outlet, 1141. The air guide strip, 115. The cavity, 1151. The reinforcing rib, 23. The hanging rope hole, 24. The protruding surrounding bone, 4. The first anti-skid groove, 41. The first anti-skid pad, 5. The second anti-skid groove, 51. The second anti-skid pad, 6. The button, 7. The stop block, 8. The reinforcing column, 9. The jack.

[0040] The utility model discloses a realization, function feature and advantage will combine embodiment, reference drawing further explanation. DETAILED DESCRIPTION

[0041] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0042] It should be noted that if the embodiments of the utility model involve directional indications (such as up, down, left, right, front, back, etc.), the directional indications are only used to explain the relative position relationship, movement condition, etc. between the components in a certain posture. If the certain posture changes, the directional indications also change accordingly.

[0043] In addition, if the description of "first", "second" and the like is involved in the embodiments of the utility model, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the same or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included at least one of the features. In addition, if "and / or" or "and / or" appears throughout the text, it means that the three parallel schemes include the A scheme, or the B scheme, or the A and B schemes. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary technical personnel, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the utility model.

[0044] The utility model provides a kind of foldable handheld fan 100.

[0045] Please refer to Figures 1 to 5 In an embodiment of the utility model, the foldable handheld fan 100 includes fan body 1, handheld handle 2 and folding mechanism 3, fan body 1 includes fan head front shell 11, fan head rear shell 12, fan blade 13 and driving part 14, first positioning column 111 is provided on the side of fan head front shell 11 towards fan head rear shell 12, the side of fan head rear shell 12 towards fan head front shell 11 forms positioning groove 121, first positioning column 111 is used to insert into positioning groove 121, so that fan head front shell 11 and fan head rear shell 12 are enclosed to form air cavity, fan blade 13 and driving part 14 are all arranged in air cavity, driving part 14 is used to drive fan blade 13 to rotate, the connecting place of fan head front shell 11 and fan head rear shell 12 also forms cavity 115, cavity 115 is formed along the circumferential ring of fan head front shell 11 and fan head rear shell 12;Handheld handle 2 includes handle front shell 21 and handle rear shell 22, first buckle 211 is provided on the side of handle front shell 21 towards handle rear shell 22, first clamping groove 221 for being matched with first buckle 211 is arranged on the side of handle rear shell 22 towards handle front shell 21;Folding mechanism 3 includes handle front cover 31, fan head seat 32 and rotating shaft 33, handle front cover 31 is arranged at the top end of handle front shell 21, handle front cover 31 forms through-hole 310, fan head seat 32 is arranged at the bottom end of fan body 1, fan head seat 32 is provided with through hole 3211, rotating shaft 33 is sequentially threaded through through-hole 310 and through hole 3211 and is hinged handle front cover 31 and fan head seat 32.

[0046] In the embodiment, the cavity 115 can be filled with refrigeration materials, such as phase change materials, to increase the refrigeration effect of the foldable handheld fan 100 in the embodiment, or filled with sound-absorbing materials, such as glass wool, rock wool, and ultra-fine fibers, to reduce the noise during the operation of the fan.

[0047] In the technical solution of the embodiment, the fan head front shell 11 and the fan head rear shell 12 enclose a wind cavity, the driving member 14 can be a driving motor, the driving member 14 drives the fan blade 13 to rotate, so that the wind blown out by the fan blade 13 is sent out from the fan front shell. The foldable handheld fan 100 in the embodiment can only have the fan body 1, or be a fan of other types formed by the combination of the fan body 1 and other structures, such as a desktop fan, a clip fan, a changeable fan, etc. The embodiments of the present application will not be described one by one here.

[0048] In the above embodiment, the side of the fan head front shell 11 facing the fan head rear shell 12 is provided with a first positioning column 111, and the side of the fan head rear shell 12 facing the fan head front shell 11 is formed with a positioning groove 121. When the fan body 1 is assembled, the first positioning column 111 can be inserted into the positioning groove 121 to complete the assembly of the fan front shell and the fan rear shell, which is convenient for assembly. The handheld handle 2 includes a handle front shell 21 and a handle rear shell 22. The handle front shell 21 is provided with a first buckle 211, and the handle rear shell 22 is provided with a first clamping groove 221. The first buckle 211 is clamped into the first clamping groove 221 to realize the assembly of the handle front shell 21 and the handle rear shell 22. The folding mechanism 3 includes a handle front cover 31, a fan head seat 32, and a rotating shaft 33. The handle front cover 31 is connected to the top end of the handle front shell 21. The handle front cover 31 and the handle front shell 21 can be an integrally formed part to reduce the assembly steps between the handle front cover 31 and the handle front shell 21. The fan head seat 32 is connected to the bottom end of the fan body 1. The fan head seat 32 is provided with a through hole 3211. The rotating shaft 33 passes through the through hole 310 and the through hole 3211 in sequence to realize the hinging of the handle front cover 31 and the fan head seat 32, and connects the handheld handle 2 and the fan body 1. The foldable handheld fan 100 in the embodiment is provided with the fan head front shell 11, the fan head rear shell 12, the handle front shell 21, the handle rear shell 22, the handle front cover 31, the fan head seat 32, and the rotating shaft 33, which are mutually clamped, so that the fan body 1 can rotate relative to the handheld handle 2, as shown in Figure 12 and Figure 13 The foldable handheld fan 100 can be switched between the two states of being placed and being held, and the installation is convenient and the assembly is facilitated during production, which improves the production efficiency.

[0049] In the above embodiment, please refer to Figure 6The fan head front shell 11 and the fan head rear shell 12 are connected by inserting the first positioning column 111 into the positioning groove 121 and connecting the fan head front shell 11 and the fan head rear shell 12 by ultrasonic welding during assembly. In other embodiments, the fan head front shell 11 and the fan head rear shell 12 can also be connected by buckling, bonding or the like.

[0050] Based on the above embodiment, the fan head seat 32 includes a front shell seat 321 and a rear shell seat 322. The front shell seat 321 is connected to the bottom end of the fan head front shell 11, the rear shell seat 322 is connected to the bottom end of the fan head rear shell 12, and the through hole 3211 is provided in the front shell seat 321. In this embodiment, the front shell seat 321, the rear shell seat 322 and the through hole 3211 can be designed to realize quick assembly and disassembly of the fan body 1 and the handheld handle 2, improve production efficiency, and the front shell seat 321 can also be provided with a button 6. The button 6 can be electrically connected to the driving member 14 to send an electrical signal to the driving member 14.

[0051] In an embodiment, referring to Figure 2 and Figure 3 , the number of handle front covers 31 is two, the two handle front covers 31 are arranged at intervals and form a gap 311 for the fan head seat 32 to extend into, the folding mechanism 3 further includes two cover stops 34, the two cover stops 34 are respectively arranged on the side of the two handle front covers 31 away from the fan head seat 32, the cover stop 34 is clamped with the corresponding handle front cover 31, and a damping ring 3212 is arranged in each through hole 3211 and sleeved on the outer side of the rotating shaft 33. In this embodiment, the gap 311 can facilitate the placement of the fan head seat 32, the two handle front covers 31 can increase the stability of the rotation between the fan body 1 and the handheld handle 2, the clamping of the cover stop 34 with the handle front cover 31 makes the appearance of the foldable handheld fan 100 in this embodiment more neat and beautiful, improves the overall appearance quality of the product, and also avoids the exposure of the rotating shaft 33, the damping ring 3212 is sleeved on the outer side of the rotating shaft 33, which can provide damping effect during the rotation of the fan body 1 relative to the handheld handle 2, making the rotation of the fan body 1 more stable, and the adjustment is not easy to loosen, the user can freely adjust the inclination angle of the fan head according to the need, adjust to the best applicable blowing angle, and enhance the practicability and flexibility of the fan. The damping ring 3212 in this embodiment can be made of silica gel, and in other embodiments, the damping ring 3212 can also be made of rubber, plastic, composite material or the like, which is not limited in this specification.

[0052] Based on the above embodiment, referring to Figures 3 to 5The outer side of the handle front cover 31 protrudes outward to form a protruding portion 312, and a plurality of grooves 313 are formed at the connection between the protruding portion 312 and the handle front cover 31, the plurality of grooves 313 are arranged at intervals along the circumference of the protruding portion 312, the inner side of the cover 34 is formed with a buckle position 341 for clamping into the groove 313, the number of buckle positions 341 is consistent with the number of grooves 313 and one-to-one correspondence; the corresponding design of the buckle position 341 and the groove 313 makes the cover 34 can be quickly clamped into or taken out from the protruding portion 312 groove 313 of the handle front cover 31, simplifying the assembly and disassembly process.

[0053] The protruding portion 312 is also provided with a plurality of dispensing holes 3121, and the inner side of the cover 34 is also formed with a plug-in column 314 for extending into the dispensing hole 3121; the dispensing hole 3121 can improve the accuracy of dispensing, and the use of dispensing hole 3121 and plug-in column 314 can enhance the sealing of the structure, prevent moisture and dust from invading into the fan head seat 32 from the cover 34, and the cover 34 and the handle front cover 31 in the embodiment can be connected by dispensing to enhance the stability and connection strength of the cover 34 and the handle front cover 31.

[0054] The outer side of the handle front cover 31 is also provided with a plurality of reinforcing ribs 3122, the number of reinforcing ribs 3122 is multiple, and the plurality of reinforcing ribs 3122 are arranged at intervals along the circumference of the handle front cover 31, and the inner side of the cover 34 is also formed with a recess 315 corresponding to the position of each reinforcing rib 3122 for the reinforcing rib 3122 to extend into. The reinforcing ribs 3122 arranged at intervals along the circumference of the handle front cover 31 can increase the strength of the handle front cover 31, so that the handle front cover 31 is more solid and durable, and the recess 315 formed on the inner side of the cover 34 cooperates with the reinforcing rib 3122, so that the connection between the cover 34 and the handle front cover 31 is more stable, preventing the cover 34 and the handle front cover 31 from shaking after assembly.

[0055] In an embodiment, please refer to Figure 7 and Figure 8The number of the first buckles 211 is multiple, the multiple first buckles 211 are vertically spaced and arranged on both sides of the handle front shell 21, the number of the first buckling grooves 221 is consistent with the number of the first buckles 211 and one-to-one correspondence; the side of the handle front shell 21 facing the handle rear shell 22 is further provided with a second buckling groove 212, and the side of the handle rear shell 22 facing the handle front shell 21 is further provided with a second buckle 222, which is used for buckling cooperation with the second buckling groove 212. In this embodiment, the multiple first buckles 211 are vertically spaced, which can provide multiple fixing points, and the stability and firmness of the connection between the handle front shell 21 and the handle rear shell 22 are enhanced. The cooperation of the second buckle 222 and the second buckling groove 212 provides an additional fixing point, enhances the connection stability between the handle front shell 21 and the handle rear shell 22, reduces the looseness or falling off that may occur during use, and increases the connection strength between the handle front shell 21 and the handle rear shell 22.

[0056] In an embodiment, referring to Figure 9 The fan head rear shell 12 includes a rear shell body 122, an air inlet net 123 and a gland 124, the rear shell body 122 is provided with an air inlet 1221, the air inlet net 123 is arranged at one end of the air inlet 1221 away from the fan head front shell 11, the rear shell body 122 is provided with multiple buckling grooves 1222 along the circumference of the air inlet 1221, the gland 124 is provided with multiple buckling pins 1241 at one end facing the rear shell body 122, the number of the buckling pins 1241 is consistent with the number of the buckling grooves 1222 and one-to-one correspondence, the buckling pins 1241 are used for buckling into the corresponding buckling grooves 1222, and the second positioning column 1223 is further arranged between any two adjacent buckling grooves 1222, the air inlet net 123 is provided with multiple positioning holes 1231, the number of the positioning holes 1231 is consistent with the number of the second positioning column 1223 and one-to-one correspondence, and the second positioning column 1223 is used for extending into the corresponding positioning hole 1231, and the air inlet net 123 is clamped between the rear shell body 122 and the gland 124.

[0057] In this embodiment, the air inlet net 123 cooperates with the fan head rear shell 12 through the limiting and positioning mode, specifically, the second positioning column 1223 is arranged between the buckling grooves 1222, the outer edge of the air inlet net 123 is provided with the positioning hole 1231, and in the process of installing the air inlet net 123, the second positioning column 1223 can be correspondingly extended into the positioning hole 1231 of the air inlet net 123 to realize the pre-positioning of the air inlet net 123, then the buckling pins 1241 on the gland 124 are correspondingly buckled into the buckling grooves 1222 to complete the limiting of the air inlet net 123, so as to clamp the air inlet net 123 between the rear shell body 122 and the gland 124, thereby increasing the structural stability and assembly efficiency of the fan head rear shell 12.

[0058] In an embodiment, referring to Figure 10The front shell 11 of the fan head comprises a front shell body 112, a center connecting piece 113 and a wind guide grille 114. The front shell body 112 forms an air outlet 1121. The center connecting piece 113 and the wind guide grille 114 are located in the air outlet 1121. The wind guide grille 114 is arranged between the center connecting piece 113 and the front shell body 112. The wind guide grille 114 comprises a plurality of wind guide strips 1141. One end of the wind guide strip 1141 is connected to the front shell body 112. The other end of the wind guide strip 1141 is connected to the center connecting piece 113. The wind guide strip 1141 is arc-shaped along the axial direction and the radial direction. The inner side arc of the wind guide strip 1141 is greater than the outer side arc along the radial direction. In the embodiment, the wind guide strip 1141 in the wind guide grille 114 is arc-shaped along the axial direction and the radial direction. The air flow blown out of the air outlet 1121 can be more evenly distributed. The air flow is less turbulent. The air supply efficiency and comfort are improved. The arc-shaped wind guide strip 1141 helps to reduce the vortex and noise generated when the air flow passes through the air outlet 1121. The fan operates more quietly. The center connecting piece 113 supports the wind guide strip 1141 and increases the structural stability. In addition, the center connecting piece 113 can be provided with a display screen, a lighting lamp, a refrigeration piece, an atomization piece and the like. The display screen can display temperature, wind speed and the like. The lighting lamp provides light for the user at night. The refrigeration piece is arranged on the center connecting piece to increase the refrigeration effect of the foldable handheld fan 100 in the embodiment. The atomization piece increases the air humidity during use.

[0059] In an embodiment, please refer to Figure 11 The connection between the front shell body 112 and the rear shell body 122 also forms a cavity 115. The cavity 115 is annularly arranged along the circumferential direction of the front shell body 112 and the rear shell body 122. A plurality of reinforcing ribs 1151 are arranged in the cavity 115 and are spaced apart along the circumferential direction of the front shell body 112. The reinforcing ribs 1151 arranged in the cavity 115 can improve the strength between the front shell body 112 and the rear shell body 122.

[0060] In an embodiment, please refer to Figure 8 The connection between the handle rear shell 22 and the handle front shell 21 is also provided with a rope hanging hole 23. The number of the rope hanging hole 23 is two. The two rope hanging holes are spaced apart and communicate with each other. The handle rear shell 22 and the handle front shell 21 are clamped with each other and form a containing cavity. A protruding surrounding bone 24 is arranged in the containing cavity. The protruding surrounding bone 24 separates the rope hanging hole 23 from the containing cavity. In the embodiment, the rope hanging hole is used for threading the rope to facilitate the user to wear and carry. The protruding surrounding bone 24 is used for shielding the internal wire harness and the like of the rope hanging hole to prevent the components from leaking out. The protruding surrounding bone 24 is like Figure 8The convex wall 24 is concave and arc-shaped, which is convenient for the rope to pass through. The two rope hanging holes 23 form a stopper 7. The stopper 7 forms a reinforcing column 8 towards the side of the handle front shell 21. The handle front shell 21 is provided with a hole 9 for the reinforcing column 8 to insert. The reinforcing column 8 can increase the structural strength of the rope hanging hole. The hole 9 can increase the connecting strength between the handle front shell 21 and the handle rear shell 22.

[0061] In an embodiment, referring to FIG. 3 and Figure 14 The handle rear shell 22 is provided with a first anti-skid groove 4, and the first anti-skid groove 4 is provided with a first anti-skid pad 41. The rear shell base 322 is provided with a second anti-skid groove 5, and the second anti-skid groove 5 is provided with a second anti-skid pad 51. In this embodiment, the first anti-skid groove 4 can increase the friction when the foldable handheld fan 100 is placed on a table. The first anti-skid pad 41 is clamped into the first anti-skid groove 4, and the second anti-skid pad 51 is clamped into the second anti-skid groove 5, which can facilitate the installation of the first anti-skid pad 41 and the second anti-skid pad 51.

[0062] The above is only an exemplary embodiment of the present application, and does not limit the patent scope of the present application. Any equivalent structural transformation or direct / indirect application in other related technical fields within the technical concept of the present application is included in the patent protection scope of the present application.

Claims

1. A foldable handheld fan, characterized by, include: The fan body includes a front fan shell, a rear fan shell, fan blades, and a drive component. A first positioning post is provided on the side of the front fan shell facing the rear fan shell, and a positioning groove is formed on the side of the rear fan shell facing the front fan shell. The first positioning post is inserted into the positioning groove so that the front fan shell and the rear fan shell enclose and form a wind cavity. The fan blades and the drive component are both disposed in the wind cavity. The drive component is used to drive the fan blades to rotate. A cavity is also formed at the connection between the front fan shell and the rear fan shell. The cavity is formed circumferentially around the front fan shell and the rear fan shell. A handheld handle, comprising a front cover and a rear cover, wherein a first buckle is provided on the side of the front cover facing the rear cover, and a first slot is provided on the side of the rear cover facing the front cover for engaging with the first buckle. The folding mechanism includes a handle front cover, a fan head seat, and a rotating shaft. The handle front cover is located at the top of the handle front shell and has a through hole. The fan head seat is located at the bottom of the fan body and has a through hole. The rotating shaft passes through the through hole and the through hole in sequence to hinge the handle front cover and the fan head seat.

2. The foldable hand fan of claim 1, wherein, The fan head base includes a front shell base and a rear shell base. The front shell base is connected to the bottom end of the front shell of the fan head, and the rear shell base is connected to the bottom end of the rear shell of the fan head. The through hole is formed in the front shell base.

3. The foldable hand fan of claim 2, wherein, The number of handle front covers is two, and the two handle front covers are spaced apart to form a gap for the fan head seat to extend into. The folding mechanism also includes two covers, and the two covers are respectively located on the side of the two handle front covers away from the fan head seat. The covers are engaged with the corresponding handle front covers. Each through hole is provided with a damping ring, and the damping ring is sleeved on the outside of the rotating shaft.

4. The foldable hand fan of claim 3, wherein, The outer side of the handle front cover protrudes outward to form a protrusion. Multiple grooves are formed at the connection between the protrusion and the handle front cover. The multiple grooves are spaced apart along the circumference of the protrusion. The inner side of the cover has a buckle for locking into the groove. The number of buckles is the same as the number of grooves and they correspond one-to-one. The protrusion is also provided with a plurality of dispensing holes, and the inner side of the cover is also formed with a plug-in post for extending into the dispensing holes. The outer side of the handle front cover is also provided with a plurality of reinforcing ribs. The plurality of reinforcing ribs are arranged at intervals along the circumference of the handle front cover. The inner side of the cover is also formed with a recess for the reinforcing ribs to extend into, corresponding to the position of each reinforcing rib.

5. The foldable hand fan of claim 1, wherein, The number of the first buckles is multiple, and the multiple first buckles are arranged vertically at intervals and respectively on both sides of the front shell of the handle. The number of the first slots is the same as the number of the first buckles and corresponds one-to-one. The front shell of the handle is provided with a second slot on the side facing the rear shell of the handle, and the rear shell of the handle is provided with a second buckle on the side facing the front shell of the handle. The second buckle is used to engage with the second slot.

6. The foldable hand fan of claim 1, wherein, The fan head rear shell comprises a rear shell body, an air inlet net and a gland, the rear shell body is provided with an air inlet, the air inlet net is arranged at one end of the air inlet away from the fan head front shell, a plurality of buckling grooves are arranged along the circumference of the air inlet on the rear shell body, a plurality of buckling buttons are arranged on one end of the gland towards the rear shell body, the number of buckling buttons is consistent with and one-to-one corresponds to the number of buckling grooves, the buckling buttons are used to be clamped into the corresponding buckling grooves, a second positioning column is arranged between any two adjacent buckling grooves, a plurality of positioning holes are arranged on the air inlet net, the number of positioning holes is consistent with and one-to-one corresponds to the number of second positioning columns, the second positioning columns are used to be inserted into the corresponding positioning holes, and the air inlet net is clamped between the rear shell body and the gland.

7. The collapsible hand fan of claim 6, wherein, The fan head front shell comprises a front shell body, a center connecting piece and an air guide grille, the front shell body forms an air outlet, the center connecting piece and the air guide grille are located in the air outlet, the air guide grille is arranged between the center connecting piece and the front shell body, the air guide grille comprises a plurality of air guide strips, one end of the air guide strip is connected to the front shell body, the other end of the air guide strip is connected to the center connecting piece, the air guide strip is arc-shaped along the axial direction and the radial direction, and the inner side arc of the air guide strip is greater than the outer side arc along the radial direction.

8. The foldable hand fan of claim 7, wherein, The connection between the front shell body and the rear shell body forms the cavity, the cavity is arranged along the circumference of the front shell body and the rear shell body, and a plurality of reinforcing ribs are arranged in the cavity.

9. The foldable hand fan of any one of claims 1-8, wherein, The connection between the handle rear shell and the handle front shell is also provided with a rope hanging hole, the number of rope hanging holes is two, the two rope hanging holes are arranged in a spaced manner and are in communication with each other, a stop block is formed between the two rope hanging holes, the stop block is provided with a reinforcing column on the side towards the handle front shell, and the handle front shell is provided with a insertion hole for the reinforcing column. The handle rear shell and the handle front shell are clamped with each other and form an accommodation cavity, the accommodation cavity is provided with a convex surrounding bone, and the convex surrounding bone separates the rope hanging hole from the accommodation cavity.

10. The foldable hand fan of any one of claims 2-8, wherein, The handle rear shell is provided with a first anti-skid groove, and the first anti-skid groove is provided with a first anti-skid pad; the rear shell seat is provided with a second anti-skid groove, and the second anti-skid groove is provided with a second anti-skid pad.

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