Vehicle-mounted fan

Abstract

The utility model relates to the technical field of vehicle-mounted air blowing devices, and provides a vehicle-mounted fan which comprises a fan base and a fan cover. The fan body is arranged on the fan seat; the gear shifting piece is arranged on the fan base and can be shifted up and down relative to the fan base; the gear shifting piece is vertically placed on the fan base, the gear is adjusted up and down through the gear shifting piece, the effect of directly pushing and pulling the fan body to be turned on or turned off or the gear is achieved, a driver can conveniently and visually observe the change of the gear adjustment according to the change of the angle inclination state of the gear shifting piece, and the automobile gear engaging mode is simulated; the operation convenience is improved, and the use experience feeling of a driver is good.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle-mounted blowing devices, and more specifically to a vehicle-mounted fan. Background Art

[0002] Car fans are small and convenient, and are widely used in cars to provide good cooling. Among the many types of car fans currently available, most of the switches for opening, closing and gear switching are still horizontal knob switches. In actual applications, since car fans are usually installed on the center console or central control screen of the car, it is troublesome for the driver to reach out to the horizontal knob switch in the main driving seat of the car, and it is also inconvenient for the driver to intuitively observe the gear switching adjustment state changes, making it extremely inconvenient for the driver to adjust the gear of the car fan, and the user experience is not good. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a vehicle-mounted fan in view of the above-mentioned defects of the prior art.

[0004] The technical solution adopted by the utility model to solve the technical problem is: a vehicle-mounted fan, comprising:

[0005] Fan holder;

[0006] A fan body is disposed on the fan seat; and

[0007] The shifting member is arranged on the fan seat and configured to be movable up and down relative to the fan seat.

[0008] In some embodiments, a control circuit board and a knob adjustment switch electrically connected to the control circuit board are provided in the fan seat;

[0009] One end of the shifting member is movably disposed in the fan seat and connected to the knob adjustment switch, and the other end of the shifting member is located outside the fan seat.

[0010] In some embodiments, the fan seat is further provided with a rotation drive mechanism electrically connected to the control circuit board;

[0011] The bottom end of the fan body is movably disposed on the fan seat and connected to the rotation driving mechanism; the rotation driving mechanism drives the fan body to rotate horizontally relative to the fan seat.

[0012] In some embodiments, the shifting member includes a first connecting rod, a mounting and adjusting portion provided at one end of the first connecting rod, and a hand-held shifting portion provided at the other end of the first connecting rod;

[0013] The installation adjustment part is limitably arranged in the fan seat and connected to the knob adjustment switch; the handheld toggle part is located outside the fan seat and is provided with a light touch button electrically connected to the control circuit board.

[0014] In some embodiments, the fan seat includes a bottom plate and a cover shell, and the bottom plate and the cover shell are tightly covered to form a space for accommodating the control circuit board, the knob adjustment switch and the rotation drive mechanism;

[0015] The installation adjustment part is limitably disposed on the bottom plate and connected to the knob adjustment switch, one end of the first connecting rod away from the installation adjustment part passes through the cover shell, and the handheld toggle part is located outside the cover shell;

[0016] The bottom end of the fan body is movably disposed on the cover shell and connected to the rotation driving mechanism.

[0017] In some embodiments, a protrusion is connected to a surface of the bottom plate facing the cover shell, and the protrusion has a recess for accommodating the installation adjustment part, and the installation adjustment part is limited and movablely clamped in the recess;

[0018] A groove is formed on the cover shell at a position corresponding to the protrusion, and one end of the first connecting rod away from the installation and adjustment portion passes through the groove and is located outside the cover shell.

[0019] In some embodiments, the fan bracket includes a first support rod, a second support rod obliquely arranged at two opposite side ends of the first support rod, and a third support rod respectively arranged at one end of the two second support rods away from the first support rod; an accommodating space for the fan body to flip over is formed between the first support rod and the two second support rods and between the two second support rods and the two third support rods; the two opposite side walls of the fan body are respectively connected to the two third support rods through corresponding rotations of a rotating shaft.

[0020] In some embodiments, the bottom end of the first support rod is movably connected to the cover shell and is fastened to a mounting piece located on the inner side of the cover shell via a fastener; the mounting piece is also connected to the rotation drive mechanism, and the rotation drive mechanism drives the mounting piece to rotate to drive the first support rod to rotate horizontally relative to the cover shell.

[0021] In some embodiments, the ends of the two second support rods away from the first support rod extend upward and away from each other, and the inclined surfaces of the two second support rods face upward relatively; and the two third support rods are relatively perpendicular to the first support rod.

[0022] In some embodiments, the number of the fan body, the shift member and the knob adjustment switch are all two, and each of the shift members is connected to a corresponding knob adjustment switch to adjust the corresponding fan body; or

[0023] The number of the fan bodies is two, and the shifting member is connected to the knob adjustment switch and the number of the shifting member and the knob adjustment switch is one, so as to adjust the two fan bodies at the same time.

[0024] The beneficial effect of the utility model is that, different from the prior art, in the vehicle-mounted fan of the utility model, the shift lever is placed vertically on the fan seat, and the gear position is adjusted up and down by the shift lever, which plays a direct push-pull effect on opening, closing or adjusting the gear position of the fan body, so that the driver can intuitively observe the change of the adjustment gear position according to the change of the tilting state of the shift lever angle, simulating the form of shifting gears in a car, thereby improving the convenience of operation and providing the driver with a better user experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a structural schematic diagram of the vehicle-mounted fan in the first embodiment of the utility model;

[0026] Figure 2 It is a schematic diagram of the exploded structure of the fan base in the first embodiment of the utility model;

[0027] Figure 3 This is a schematic diagram of an exploded structure of the cover shell and the bottom plate in the first embodiment of the utility model;

[0028] Figure 4 It is a schematic diagram of the enlarged structure of the local A in the first embodiment of the utility model;

[0029] Figure 5 It is a bottom view structural schematic diagram of the protrusion in the first embodiment of the utility model;

[0030] Figure 6 It is an enlarged structural schematic diagram of part B in the first embodiment of the utility model;

[0031] Figure 7 It is another exploded structural schematic diagram of the cover shell and the bottom plate in the first embodiment of the utility model;

[0032] Figure 8 It is a schematic structural diagram of the third substrate in the first embodiment of the utility model;

[0033] Fig. 9 It is a schematic diagram of the structure of the inner side of the cover shell in the first embodiment of the utility model;

[0034] Fig.10 It is a structural schematic diagram of the fan body in the first embodiment of the utility model;

[0035] Fig.11 It is a structural schematic diagram of the fan bracket in the first embodiment of the utility model;

[0036] Fig.12 This is a schematic diagram of the connection structure between the mounting member and the rotation drive mechanism in the first embodiment of the utility model;

[0037] Fig.13 It is a schematic diagram of the exploded structure of the fan head in the first embodiment of the utility model;

[0038] Fig.14 It is a structural schematic diagram of the shifting member in the first embodiment of the utility model;

[0039] Fig.15 It is a schematic diagram of the exploded structure of the shifting member in the first embodiment of the utility model;

[0040] Fig.16 It is a structural schematic diagram of the installation adjustment part in the first embodiment of the utility model;

[0041] Fig.17 This is a schematic diagram of the connection structure between the shift member and the knob adjustment switch in the first embodiment of the utility model;

[0042] Fig.18 This is a schematic diagram of the connection structure between the shifting member, the cover shell and the bottom plate in the first embodiment of the utility model;

[0043] Fig.19 This is a schematic diagram of the structure of the vehicle-mounted fan in the second embodiment of the utility model;

[0044] Fig. 20 It is a schematic diagram of the connection structure between the shifting member and the fan seat in the second embodiment of the utility model. DETAILED DESCRIPTION

[0045] The terms "first", "second", "third" and "fourth" etc. in the specification and claims of the utility model and the drawings are used to distinguish different objects rather than to describe a specific order. In addition, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusions. For example, a process, method, system, product or device that includes a series of steps or units is not limited to the listed steps or units, but may optionally include steps or units that are not listed, or may optionally include other steps or units that are inherent to these processes, methods, products or devices.

[0046] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present invention. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0047] "Multiple" means two or more. "And / or" describes the relationship between related objects, indicating that there can be three relationships. For example, A and / or B can mean: A exists alone, A and B exist at the same time, and B exists alone. The character " / " generally indicates that the related objects are in an "or" relationship.

[0048] Moreover, the terms "up, down, front, back, left, right, upper end, lower end" etc. indicating directions are all based on the posture and position of the device or equipment described in this solution during normal use.

[0049] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the following will be described clearly and completely in combination with the technical solution in the embodiments of the utility model. Obviously, the described embodiments are partial embodiments of the utility model, not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the protection scope of the utility model.

[0050] Embodiment 1:

[0051] The utility model is implemented as follows Figure 1 As shown in the figure, a vehicle-mounted fan comprises: a fan seat 1; a fan body 2, which is arranged on the fan seat 1; and a shift member 3, which is arranged on the fan seat 1 and is configured to be able to be shifted up and down relative to the fan seat 1 to adjust the operating gear position of the fan body 2.

[0052] Fan seat 1

[0053] See also Figure 2 The fan seat 1 includes a bottom plate 10 and a cover shell 11. The bottom plate 10 and the cover shell 11 are fastened together by screws (not shown in the drawings). After the cover shell 11 is covered on the bottom plate 10 and fastened together with the bottom plate 10, a fan seat 1 with a hollow interior is formed.

[0054] Bottom plate 10

[0055] See also Figures 3 to 5The bottom plate 10 is rectangular in shape. Four first studs 101 are arranged in sequence from left to right at a central position near the front edge of the top surface of the bottom plate 10. Two second studs 102 are arranged in a central position near the rear edge of the top surface of the bottom plate 10, and two first guide posts 103 are arranged in a position between the two second studs 102, and blind holes are provided in the two first guide posts 103. Two second guide posts 104 are arranged in a front-to-back spaced relationship at positions near the left and right edges of the top surface of the bottom plate 10, and blind holes are also provided in the two second guide posts 104. Two third guide posts 105 are arranged in a front-to-back spaced relationship on the left and right sides of the top surface of the bottom plate 10, wherein the two third guide posts 105 on the left side are located on the side away from the left edge of the two second guide posts 104 on the same side, and the two third guide posts 105 on the right side are located on the side away from the right edge of the two second guide posts 104 on the same side. Each third guide post 105 is hollow inside.

[0056] The size of the first stud 101 is the same as that of the second stud 102, and the size of the first guide post 103 is the same as that of the second guide post 104. The first guide post 103 and the second guide post 104 are both higher than the first stud 101 and the second stud 102, and the third guide post 105 is both higher than the first guide post 103 and the second guide post 104. The bottom plate 10 is provided with first through holes at the positions of the first stud 101, the second stud 102 and the third guide post 105, respectively, which are connected to the inside of the first stud 101, the second stud 102 and the third guide post 105.

[0057] Two third studs 106 are also provided on the upper surface of the bottom plate 10 at the middle position near the front edge thereof, and the two third studs 106 are respectively fastened to a protrusion 107 by screws (not shown in the drawings). The upper surfaces of the two protrusions 107 each have a depression 1070, and the inner bottom surfaces of the depressions 1070 of the two protrusions 107 are both arc-shaped and are provided with a second through hole 1071. The lower surfaces of the two protrusions 107 each have a first accommodating cavity 1072. The left and right side walls of the two protrusions 107 each have a first notch 1073 corresponding to and penetrating the interior of the depression 1070. The front side walls of the two protrusions 107 each have a second notch 1074 corresponding to and penetrating the interior of the depression 1070. The size of the third stud 106 is the same as that of the first stud 101 and the second stud 102.

[0058] When installing the protrusion 107, the first accommodating cavity 1072 on the protrusion 107 faces downward to cover the third stud 106 therein, and the second through hole 1071 is aligned with the third stud 106, and then the two are fastened together with screws (not shown in the drawings).

[0059] Cover shell 11

[0060] See also Figure 3 , Figure 6 and Figure 7 The cover shell 11 includes a first base 110, a second base 111 bent downward from the front edge and the rear edge of the first base 110, and a third base 112 connected to the left edge and the right edge of the first base 110. The two second bases 111 are relatively perpendicular to the first base 110. The shapes of the first base 110 and the second base 111 are also rectangular. The lengths of the first base 110 and the second base 111 are the same and are both less than the length of the bottom plate 10.

[0061] A first protrusion 1101 is provided in the middle of the upper surface of the first substrate 110, and the first protrusion 1101 extends forward from the rear edge of the upper surface of the first substrate 110 to the side surface of the second substrate 111 located at the front side of the first substrate 110. The front end of the first protrusion 1101 is curved to form a curved protrusion.

[0062] The curved protrusion is provided with two grooves 11010 spaced apart from each other, and the inner wall surfaces of the two grooves 11010 are provided with third through holes 11011. A gear panel 11012 for displaying different gears is also provided on the curved protrusion at a position between the two grooves 11010. A receiving port is also provided on the curved protrusion at a position close to one of the grooves 11010, and a charging interface 11013 is assembled in the receiving port.

[0063] A fourth through hole is provided on the first base 110 at positions near the left and right sides of the first protrusion 1101, a boss 1103 is provided on the upper surface of the first base 110 at the outer periphery of the two fourth through holes, a fifth through hole 11030 is provided on the two bosses 1103, and a first annular enclosure 11031 is provided on the upper surfaces of the two bosses 1103 at the outer periphery of the respective fifth through holes 11030, and a first interval is provided between the first annular enclosure 11031 and the fifth through hole 11030. Three outwardly protruding portions 110310 are formed at equal intervals on the side walls of the two first annular enclosures 11031. Two vertical plates 110311 are also provided on the outer peripheral side walls of each first annular enclosure 11031 at the position between any two adjacent protruding portions 110310. The upper surface of the first substrate 110 is further provided with annular flanges 1104 correspondingly surrounding the two bosses 1103 therein, and a second interval is respectively provided between the two annular flanges 1104 and the corresponding bosses 1103 .

[0064] The lower surface of the first substrate 110 is provided with studs for correspondingly threadedly fastening with the first stud 101 and the second stud 102, respectively. The corresponding studs can be fastened with screws (not shown in the drawings) to achieve a fastening connection between the first substrate 110 and the base plate 10. The lower surface of the first substrate 110 is also provided with a first positioning column for correspondingly inserting into the blind holes of the first guide column 103 and the second guide column 104 to achieve installation and positioning between the first substrate 110 and the base plate 10. After the first substrate 110 is connected to the base plate 10, the two second substrates 111 are correspondingly abutted at the front and rear edges of the base plate 10, while the left and right sides of the base plate 10 are not blocked by the first substrate 110 and the second substrate 111, leaving space for installing the third substrate 112.

[0065] Two fourth guide pillars 1105 are arranged at the left and right edges of the first base body 110 , respectively, and are spaced apart from each other. The upper and lower end surfaces of each fourth guide pillar 1105 and the interior thereof are mutually connected. The fourth guide pillar 1105 corresponds to the third guide pillar 105 .

[0066] See also Figure 3 , Figure 7 and Figure 8 The third base 112 is composed of a horizontal plate 1121 parallel to the first base 110 and vertical plates 1122 bent downward along the three side edges of the horizontal plate 1121. The three vertical plates 1122 are relatively perpendicular to the horizontal plate 1121. The two adjacent vertical plates 1122 are all integrally formed arc transition connections, and the connection between the horizontal plate 1121 and any vertical plate 1122 is also an integrally formed arc transition connection.

[0067] The lower surface of the horizontal plate 1121 is provided with a fourth stud 11210 corresponding to both the third guide post 105 and the fourth guide post 1105 and a second positioning post 11211 corresponding to the second guide post 104. The outer diameter of the fourth stud 11210 is smaller than the inner diameter of the third guide post 105 and the fourth guide post 1105. The outer diameter of the second positioning post 11211 is smaller than the diameter of the blind hole in the second guide post 104.

[0068] Taking the installation of one of the third bases 112 as an example, during installation, the two fourth studs 11210 on the third base 112 are respectively inserted into and pass through the corresponding two fourth guide pillars 1105. Since the fourth guide pillars 1105 correspond to the third guide pillars 105, the parts of the fourth studs 11210 that pass through are also correspondingly inserted into the third guide pillars 105. At the same time, the two second positioning pillars 11211 are respectively inserted into the blind holes in the corresponding second guide pillars 104, and then the fourth studs 11210 are fastened to the third guide pillars 105 with screws (not shown in the drawings). This allows the third base 112 to surround the left and right side ends of the first base 110, so that the first base 110, the second base 111 and the third base 112 are jointly enclosed to form a second accommodating cavity of the cover shell 11, and the second accommodating cavity can enclose and buckle the bottom plate 10.

[0069] See also Fig. 9 , a control circuit board 4 and a knob adjustment switch 5 electrically connected to the control circuit board 4 are provided in the second accommodation cavity. The knob adjustment switch 5 is fixedly installed in the second accommodation cavity in a horizontal sideways manner, so that the side of the knob adjustment switch 5 for knob adjustment (i.e., the side with the knob) faces the shift member 3. Both the control circuit board 4 and the knob adjustment switch 5 can be installed in the second accommodation cavity by fastening and connecting with screws (not shown in the drawings) and studs. The control circuit board 4 is also electrically connected to the charging interface 11013. The charging interface 11013 is such as a USB interface.

[0070] Fan body 2

[0071] See also Fig.10 The fan body 2 includes a fan bracket 20 and a fan head 21 movably disposed on the fan bracket 20 .

[0072] Fan bracket 20

[0073] See also Fig.11 The fan bracket 20 includes a first support rod 201, a second support rod 202 obliquely arranged at the left and right ends of the first support rod 201, and a third support rod 203 respectively arranged at the upper ends of the two second support rods 202. The ends of the two second support rods 202 away from the first support rod 201 extend upward and away from each other, so that the inclined surfaces of the two second support rods 202 are relatively facing upward. The two third support rods 203 are relatively perpendicular to the first support rod 201. The first support rod 201 and the two second support rods 202, and the two second support rods 202 and the two third support rods 203 are integrally formed connection structures. The first support rod 201 and the two second support rods 202, and the two second support rods 202 and the two third support rods 203 are connected in an arc transition. The first support rod 201 and the two second support rods 202, and the two second support rods 202 and the two third support rods 203 are connected to form a storage space for accommodating the fan head 21 to flip therein.

[0074] Two fifth studs 2010 are provided at the central position of the lower surface of the first support rod 201, and a second annular enclosure plate 2011 is also provided on the lower surface of the first support rod 201 to surround the two fifth studs 2010 therein, and a plurality of equally spaced and outwardly protruding stoppers 20110 are provided on the outer peripheral sidewall of the second annular enclosure plate 2011, and the lower surface of the stopper 20110 is set as an inclined surface. A third annular enclosure plate 2012 is also provided on the lower surface of the first support rod 201 to surround the second annular enclosure plate 2011 therein, and a third interval is formed between the third annular enclosure plate 2012 and the second annular enclosure plate 2011.

[0075] See also Fig.12 A mounting member 204 is connected below the first support rod 201 through a screw (not shown in the drawings) and two fifth studs 2010. The mounting member 204 is circular in shape. The mounting member 204 is provided with two sixth through holes 2040 that are spaced apart and correspond to the two fifth studs 2010 one by one. The mounting member 204 is also provided with a seventh through hole 2041 at a position between the two sixth through holes 2040, and the mounting member 204 is connected to a rotation drive mechanism 6 through the seventh through hole 2041. The rotation drive mechanism 6 is, for example, a motor, and the drive shaft of the motor is inserted into the seventh through hole 2041. The motor is electrically connected to the control circuit board 4.

[0076] During installation, the mounting member 204 needs to be placed in the second accommodating cavity, that is, the mounting member 204 is located inside the first base 110. The first support rod 201 is located above the first base 110, that is, the first support rod 201 is located outside the first base 110. Then the second annular plate 2011 at the bottom of the first support rod 201 and the stopper 20110 on the periphery of the second annular plate 2011 are placed in the fifth through hole 11030, and correspondingly, the first annular plate 11031 and the protrusion 110310 and the stopper on the periphery of the first annular plate 11031 are placed in the third interval, and the third annular plate 2012 is stuck in the second interval. Then a screw (not shown in the drawings) is used to pass through the sixth through hole 2040 and is threadedly fastened to the fifth stud 2010, so that the mounting member 204 is fixedly connected to the first support rod 201. The motor is also placed in the second accommodating cavity, and the fixed end of the motor can be installed on the inner top wall of the first base 110 by means of screws (not shown in the drawings), and then the driving shaft of the motor is connected to the seventh through hole 2041, so that the first support rod 201 can be driven by the motor to rotate relative to the first base 110 to adjust the blowing angle of the fan body 2.

[0077] A first mounting hole and a second mounting hole are correspondingly formed at upper positions of the two third support rods 203 relative to the side walls.

[0078] Fan Head 21

[0079] See also Fig.13 The fan head 21 includes a mesh housing 210 and a blowing device 211 disposed in the mesh housing 210. A first rotating shaft and a second rotating shaft are correspondingly disposed on the left and right side walls of the mesh housing 210. During installation, the first rotating shaft and the second rotating shaft are correspondingly rotatably connected to the first mounting hole and the second mounting hole of the fan bracket 20, so that the fan head 21 is movably connected to the fan bracket 20 and placed in the accommodation space, and the fan head 21 can rotate relative to the fan bracket 20 to facilitate further adjustment of the blowing angle of the fan head 21.

[0080] It should be noted that the structure of the blowing device 211 is relatively existing, such as the existing fan device connected with fan blades, and in actual application, it can refer to the existing technology, and no specific limitation is made here. The structure and method of rotating the first rotating shaft and the second rotating shaft are also relatively existing, and the description and drawings here are only examples, which should be based on actual application, and no specific limitation is made here.

[0081] In this embodiment, there are two fan bodies 2, and the two fan bodies 2 are correspondingly installed at the two fifth through holes 11030 of the cover shell 11 through the corresponding first support rods 201. The installation method can refer to the above-mentioned installation instructions, so that the fan body 2 can be driven to rotate by the motor, thereby facilitating the adjustment of the blowing angle of the fan body 2.

[0082] Shifter 3

[0083] See also Figures 14 to 16 The shifting member 3 includes a first connecting rod 30 , a mounting and adjusting portion 31 disposed at one end of the first connecting rod 30 , and a hand-held shifting portion 32 disposed at the other end of the first connecting rod 30 .

[0084] The first connecting rod 30 is hollow inside and is provided with a partition plate to divide the inside into two cavities, one of which is used as a wire passage 301. The inner wall of the other cavity is provided with an internal thread to form an internal thread hole 302.

[0085] The installation and adjustment part 31 includes a cylindrical barrel 310 arranged horizontally and transversely, and the interior of the barrel 310 is hollow. The left end of the barrel 310 has a first opening 3100 that is connected to the interior thereof, and the right end surface of the barrel 310 is provided with an eighth through hole 3101. The right end surface of the barrel 310 is also provided with a convex column 311, and the interior of the convex column 311 is hollow and connected to the eighth through hole 3101. The first wire hole 3102 and the ninth through hole 3103 that are connected to the interior thereof are respectively provided on the upper wall surface of the barrel 310 that is curved in an arc shape, and a U-shaped notch 3104 that is connected to the interior thereof is also provided on the lower wall surface of the barrel 310 that is curved in an arc shape at the position of the first opening 3100.

[0086] The cylinder 310 is fastened to the internal threaded hole 302 of the first connecting rod 30 by means of screws (not shown in the drawings) and the ninth through hole 3103 to achieve a fixed connection between the first connecting rod 30 and the cylinder 310. After the connection is in place, the first wire hole 3102 corresponds to the wire channel 301 and they are interconnected.

[0087] See also Fig.17 The cylinder 310 is also connected to the knob of the knob adjustment switch 5 through a second connecting rod 7 which is tightly fitted and inserted into the boss 311 and the eighth through hole 3101. One end of the second connecting rod 7 which is away from the eighth through hole 3101 is fixedly connected to the knob of the knob adjustment switch 5. When the cylinder 310 is rotated, the knob of the knob adjustment switch 5 can be driven to rotate through the second connecting rod 7. When the knob of the knob adjustment switch 5 is rotated to different gears, the circuit of the control circuit board 4 starts to operate accordingly.

[0088] Handheld toggle unit 32

[0089] The handheld toggle part 32 includes a cross bar 320 integrally connected with the first connecting rod 30. The cross bar 320 is hollow inside and interpenetrates with the wire passage 301 inside the first connecting rod 30. A light touch button 321 electrically connected to the control circuit board 4 is also provided inside the cross bar 320. The button end of the light touch button 321 extends out of the side wall of the cross bar 320 and is located outside the cross bar 320 for realizing a light touch trigger operation. The cross bar 320 is connected to the first connecting rod 30 to form an L-shaped toggle lever. A silicone anti-slip cover 322 is also provided on the outer peripheral side wall of the cross bar 320.

[0090] See also Fig.18 The installation adjustment part 31 is limitedly placed in the recess 1070 of the protrusion 107, and the protrusion 311 is clamped in the first notch 1073 on the right side of the protrusion 107 and partially extends out of the first notch 1073, which is used to connect with the knob of the knob adjustment switch 5. The first connecting rod 30 passes through the third through hole 11011, and the hand-held toggle part 32 is located outside the cover shell 11. The groove 11010 provides space for the first connecting rod 30 to toggle back and forth.

[0091] In this embodiment, the number of the shifting members 3 is also two, and one shifting member 3 controls one knob adjustment switch 5 to realize the blowing control of one fan body 2. When the barrels 310 in the two shifting members 3 are correspondingly installed in the recesses 1070 of the two protrusions 107, the first connecting rods 30 in the two shifting members 3 pass through the corresponding grooves 11010 and the third through holes 11011, and the crossbar 320 on the first connecting rod 30 is located outside the cover shell 11. The crossbars 320 in the two shifting members 3 are arranged relative to each other, so as to facilitate the simultaneous pushing of the two shifting members 3. It can be understood that since the crossbars 320 in the two shifting members 3 are arranged relative to each other, in order to facilitate the operation of the light touch button 321 on the corresponding crossbar 320, the light touch button 321 should be arranged at a position that is easy to trigger, such as making the light touch buttons 321 on the two crossbars 320 respectively located on the side facing away from each other.

[0092] Embodiment 2:

[0093] The utility model is implemented as follows Fig.19 and Fig. 20 As shown in the figure, a fan comprises: a fan seat 1; a fan body 2, which is arranged on the fan seat 1; and a shifting member 3, which is arranged on the fan seat 1 and is configured to be shifted back and forth relative to the fan seat 1, for controlling the operating gear position of the fan body 2.

[0094] Among them, the structure of the fan body 2 is the same as that provided in Example 1, please refer to Example 1. The structure of the fan seat 1 and the shifting member 3 is similar to that provided in Example 1, and can refer to Example 1, except that: first, the crossbar 320 in the shifting member 3 is replaced by a sphere 323, and the touch button 321 is arranged in the sphere 323, and the button end portion of the touch button 321 extends out of the upper end of the sphere 323 and is located outside the sphere 323, so as to realize light touch triggering. Second, the shifting member 3 is set as one, and the knob adjustment switch 5 is also set as one. Correspondingly, a groove is provided on the fan seat 1 for the shifting member 3 to extend out. The gear panel on the fan seat 1 can be set at any suitable position thereon. The protrusion in the fan seat 1 for limiting the movable support of the shifting member 3 should also be set as one.

[0095] In this embodiment, based on a shift member 3 , a knob adjustment switch 5 can be controlled by the shift member 3 to achieve simultaneous air blowing control of two fan bodies 2 .

[0096] The vehicle-mounted fan in the embodiment of the utility model has the knob adjustment switch fixedly installed in the fan seat in a horizontal sideways manner, so that the knob can be turned up and down, and the shift lever is placed vertically on the fan seat. The knob of the knob adjustment switch is adjusted up and down by the shift lever, which directly pushes and pulls the fan body to turn on and off the air blowing or adjust the gear position. The driver is convenient to observe the change of the adjustment gear position intuitively according to the change of the tilting state of the shift lever angle, simulating the form of shifting gears of a car, and the operation convenience is improved. The driver has a better operating experience, and the problem that the existing adjustment structure requires horizontal rotation of the knob or pressing of a button to adjust, which makes it easy to affect the driver's safe operation and driving.

[0097] It should be noted that the electrical connection methods described in the above embodiments, such as wire connection, are existing technologies and can be designed and selected according to actual application requirements, and are not specifically limited here.

[0098] It should be understood that ordinary technical workers in the field can make improvements or changes based on the above description, and all these improvements and changes should fall within the scope of protection of the claims attached to the utility model.

Claims

1. A vehicle-mounted fan, characterized in that: include: A fan seat, wherein a control circuit board and a knob adjustment switch electrically connected to the control circuit board are arranged in the fan seat; A fan body, arranged on the fan seat; as well as A shift member is disposed on the fan seat and is configured to be movable up and down relative to the fan seat; one end of the shift member is limit-movably disposed in the fan seat and connected to the knob adjustment switch, and the other end of the shift member is located outside the fan seat.

2. The vehicle-mounted fan according to claim 1, characterized in that: The fan seat is also provided with a rotation driving mechanism electrically connected to the control circuit board; The bottom end of the fan body is movably disposed on the fan seat and connected to the rotation driving mechanism; the rotation driving mechanism drives the fan body to rotate horizontally relative to the fan seat.

3. The vehicle-mounted fan according to claim 2, characterized in that: The shifting member comprises a first connecting rod, a mounting and adjusting portion provided at one end of the first connecting rod, and a hand-held shifting portion provided at the other end of the first connecting rod; The installation adjustment part is limitably arranged in the fan seat and connected to the knob adjustment switch; the handheld toggle part is located outside the fan seat and is provided with a light touch button electrically connected to the control circuit board.

4. The vehicle-mounted fan according to claim 3, characterized in that: The fan seat comprises a bottom plate and a cover shell, wherein the bottom plate and the cover shell are tightly covered to form a space for accommodating the control circuit board, the knob adjustment switch and the rotation drive mechanism; The installation adjustment part is limitably disposed on the bottom plate and connected to the knob adjustment switch, one end of the first connecting rod away from the installation adjustment part passes through the cover shell, and the handheld toggle part is located outside the cover shell; The bottom end of the fan body is movably disposed on the cover shell and connected to the rotation driving mechanism.

5. The vehicle-mounted fan according to claim 4, characterized in that: A protrusion is connected to a surface of the bottom plate facing the cover shell, and the protrusion has a recess for accommodating the installation adjustment part, and the installation adjustment part is limited and movably clamped in the recess; A groove is formed on the cover shell at a position corresponding to the protrusion, and one end of the first connecting rod away from the installation and adjustment portion passes through the groove and is located outside the cover shell.

6. The vehicle-mounted fan according to claim 4, characterized in that: The fan body comprises a fan bracket and a fan head movably arranged on the fan bracket; The fan bracket includes a first support rod, a second support rod obliquely arranged at two opposite side ends of the first support rod, and a third support rod respectively arranged at one end of the two second support rods away from the first support rod; an accommodating space for the fan head to flip is formed between the first support rod and the two second support rods and between the two second support rods and the two third support rods; the two opposite side walls of the fan head are respectively connected to the two third support rods through corresponding rotations of the rotating shaft.

7. The vehicle-mounted fan according to claim 6, characterized in that: The bottom end of the first support rod is movably connected to the cover shell and is fastened to a mounting piece located on the inner side of the cover shell through a fastener; the mounting piece is also connected to the rotation drive mechanism, and the rotation drive mechanism drives the mounting piece to rotate to drive the first support rod to rotate horizontally relative to the cover shell.

8. The vehicle-mounted fan according to claim 6 or 7, characterized in that: One end of the two second support rods away from the first support rod both extends upward and away from each other, and the inclined surfaces of the two second support rods face upward relatively; and the two third support rods are relatively perpendicular to the first support rod.

9. The vehicle-mounted fan according to any one of claims 1 to 7, characterized in that: The number of the fan body, the shifting member and the knob adjustment switch is two, and each shifting member is connected to a corresponding knob adjustment switch to adjust the corresponding fan body; or The number of the fan bodies is two, and the shifting member is connected to the knob adjustment switch and the number of the shifting member and the knob adjustment switch is one, so as to adjust the two fan bodies at the same time.

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