CN210317821U

CN210317821U - Fan with cooling device

Info

Publication number: CN210317821U
Application number: CN201920795442.8U
Authority: CN
Inventors: 夏康生; 陈建滨
Original assignee: Xiamen Vitami Household Products Co Ltd
Current assignee: QUANZHOU XINGQUANLONG ELECTRONIC TECHNOLOGY Co.,Ltd.
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-04-14
Anticipated expiration: 2029-05-29

Abstract

The utility model provides a fan, including main part and lid, the one end and the detachable connection of lid of main part, the main part includes shell, power supply module, regulating switch and air-out portion, power supply module sets up in the shell, air-out portion is connected with the shell, power supply module and air-out portion electric connection, the regulating switch portion expose in the shell and can for the shell slides, when lid and main part are connected, the lid supports holds on regulating switch's slip direction to make regulating switch be in the off-state. The utility model discloses a fan has the advantage that the switch prevented mistake and bumped when not using, reduces the motor and is burnt out the possibility of operating time overlength under the card dead state.

Description

Fan with cooling device

[ technical field ] A method for producing a semiconductor device

The utility model relates to a fan technical field, in particular to fan.

[ background of the invention ]

The small fan is popular with people for its function of being convenient to carry.

Most of small fans on the market can be touched the switch by mistake when not using, and two this moment lead to small fan stop work because the misuse to make the motor continue work under the card dead state, then lead to the waste of electric quantity light, then lead to the motor to burn out heavily.

Therefore, how to solve the problem that the small fan is mistakenly touched on the switch when not in use becomes the key point for solving the problem.

[ Utility model ] content

In order to overcome the technical problem, the utility model provides a fan.

The utility model provides a technical problem's scheme provides a fan, it includes main part and lid, the one end and the detachable connection of lid of main part, the main part includes shell, power supply module, regulating switch and air-out portion, power supply module sets up in the shell, air-out portion is connected with the shell, power supply module and air-out portion electric connection, the regulating switch part expose in the shell outward and can for the shell slides, when lid and main part are connected, the lid supports holds on regulating switch's slip direction to make regulating switch be in the off-state.

Preferably, the regulating switch is provided with the bellying near the one end of lid, be equipped with on the shell can with the fixed breach of lid joint, work as the lid with when the main part is connected, the bellying stretches into in the breach in order to support with the lid of fixing in the breach counterbalance.

Preferably, an opening is formed in the shell, the adjusting switch can slide along the opening direction, the protruding portion extends into the notch through the opening, and the length of the protruding portion is larger than the sliding distance of the adjusting switch in the opening.

Preferably, the main part includes resilience portion, the shell passes through resilience portion and is connected with air-out portion, when the main part is connected with the lid, air-out portion is located the lid and resilience portion is compressed, when lid and main part separation, the compression resilience portion's power disappears just resilience portion replies initial shape and drives air-out portion and relative the main part is rotatory.

The power supply assembly comprises a circuit board, an electric core and an input port, the circuit board is electrically connected with the electric core, the input port, the regulating switch and the air outlet part respectively, the electric core is used for providing a power supply, and the input port is exposed out of the shell and is used for being connected with an external power supply to charge the electric core.

Preferably, the power supply assembly further includes an output port, the output port is electrically connected to the circuit board, and the output port is exposed out of the housing and used for being connected to an external electronic product to charge the external electronic product.

Preferably, the power supply module further comprises an indicator light, the indicator light is exposed on the surface of the shell, the indicator light is electrically connected with the circuit board, and the indicator light is used for indicating the charging and discharging state of the power supply module.

Preferably, the air outlet part comprises a shell, a motor and a fan head, the motor is arranged in the shell and comprises an output end, the fan head is fixedly connected with the output end, and the motor can drive the fan head to rotate when in operation.

Preferably, the fan head comprises a fixed seat and at least two fan blades, the fan blades are pivoted with the fixed seat, the fixed seat is fixedly connected with the output end, the fan blades naturally droop when the motor does not operate, and the fan blades rotate and stretch under the action of centrifugal force when the motor operates.

Preferably, one end of the housing is detachably connected with the cover, the other end of the housing is provided with a plug-in groove, and the cover is inserted into the plug-in groove to be in plug-in connection with the plug-in groove so as to prolong the length of the holding part of the user.

Compared with the prior art, the utility model discloses a fan has following advantage:

1. the convex part of the adjusting switch can not continue to move towards the bottom of the notch when the cover is connected with the main body, and the air outlet part can not slide to continue to work when the adjusting switch is mistakenly touched, so that the air outlet part is prevented from wasting electricity or being damaged due to continuous work.

2. The air outlet part can be driven to rotate to form a certain angle with the main body part by the aid of the resilience part when the cover is separated from the main body, and a user can blow air by the air outlet part without twisting a large angle on the wrist when holding the main body part.

3. The fan supplies power to the air outlet part through the power supply component and can regulate and control the air outlet speed of the air outlet part; the input port is convenient for the electric core to charge when not having the electricity, has increased the sustainability of fan power consumption.

4. The power supply assembly further comprises an output port, the fan can charge the portable power source through the output port when the user does not have a household power source and the portable power source, and the technical problem that the electronic product of the user needs to be charged urgently is solved.

5. The setting of the indicator light may explicitly prompt the user of the operating state of the power supply assembly.

6. The flabellum and fixing base pin joint, the flabellum droops naturally when the motor does not move, rotates and opens under the effect of centrifugal force when the motor moves, is convenient for occupy less space when accomodating with the flabellum of fixing base pin joint, has also correspondingly reduced the shared space of lid, does benefit to the fan towards the design of miniaturized direction, has increased the portability of fan.

7. The fan head includes two or three flabellums, and two fan heads to three flabellums neither can bring great load for the motor because of the blade is more, also can not be because of the blade is less and slowed down air-out speed reduction user's experience.

8. Due to the arrangement of the insertion groove, the size of the shell is increased, and when the original size of the shell is smaller and is not suitable for being held by a user, the increased size can meet the size held by the user; and the cover can be inserted into the insertion groove after being taken down, so that the probability that the cover is forgotten to be lost can be reduced, and the completeness of the fan can be kept.

[ description of the drawings ]

Fig. 1A is a schematic perspective view of the fan of the present invention.

FIG. 1B is an exploded view of the fan shown in FIG. 1A.

Fig. 1C is a schematic perspective view of the fan body according to the present invention.

Fig. 1D is a schematic partial sectional view of the fan body according to the present invention.

Fig. 2 is a schematic view of an explosion structure of the air outlet portion of the fan of the present invention.

Fig. 3 is an exploded view of the main body of the fan of the present invention.

Fig. 4A is an exploded view of the air outlet portion, the resilient portion and the cover of the fan of the present invention.

Fig. 4B is a schematic view of another perspective of fig. 4A.

Fig. 4C is another schematic sectional view of the fan body according to the present invention.

Fig. 5A is a schematic perspective view of the cover and the adjusting switch of the fan of the present invention.

Fig. 5B is a schematic view of a partial cross-sectional structure of the fan of the present invention.

Description of reference numerals:

10. a fan; 11. a main body; 12. a cover; 111. a main body portion; 112. an air outlet part; 113. a spring back portion; 1121. a motor; 1122. a housing; 1123. a fan head; 1124. an output end; 1125. a fixed seat; 1126. a fan blade; 1111. a housing; 1112. a power supply component; 1113. a cover body; 1114. a barrel; 1115. an adjustment switch; 1116. a circuit board; 1117. an electric core; 1118. an input port; 1119. an output port; 1120. an indicator light; 11141. inserting grooves; 1127. a first accommodating groove; 11131. a second accommodating groove; 1128. a first limiting part; 11132 and a second limiting part; 11151. a boss portion; 11133. a notch; 11134. a blocking portion; 11142. and (4) opening.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1A and 1B, a first embodiment of the present invention provides a fan 10, which includes a main body 11 and a cover 12, wherein an end of the main body 11 is detachably connected to the cover 12, and after the cover 12 is separated from the main body 11, the main body 11 can generate air to provide cool for a user.

Referring to fig. 1C and fig. 1D, the main body 11 includes a main body 111 and an air outlet portion 112, the main body 111 is connected to the air outlet portion 112, the main body 111 is used for relatively fixing the air outlet portion 112 and controlling an air outlet speed of the air outlet portion 112, the air outlet portion 112 can generate air for a user to enjoy the cool, and the main body 111 is detachably connected to the cover 12.

The utility model discloses in, main part 11 still includes resilience portion 113, and main part 111 is connected with air-out portion 112 through resilience portion 113. When the cover 12 is closed on the main body 11, the air outlet portion 112 is located in the cover 12, and the resilient portion 113 is compressed due to the constraint of the main body 111 and the cover 12, when the cover 12 is separated from the main body 111, the resilient portion 113 can rebound due to the recovery, and the resilient portion 113 drives the air outlet portion 112 to automatically tilt and rotate to a certain angle. At this time, the air outlet portion 112 and the main body portion 111 form a certain angle, so that the user can blow air from the air outlet portion 112 to the air outlet portion without twisting the wrist when holding the main body portion 111. Optionally, the resilient portion 113 is a torsion spring, one end of the torsion spring abuts against the main body 111, and the other end abuts against the air outlet portion 112.

In some other embodiments of the present invention, the main body 111 is fixedly connected to the air outlet 112, and when the user separates the cover 12 from the main body 111, the user can grip the main body 111.

Referring to fig. 1D, a stopper 11134 is disposed on the main body 111, and the stopper 11134 is disposed on a rebound path of the rebound portion 113 and can abut against the air outlet portion 112 when the rebound portion 113 drives the air outlet portion 112 to rotate by a certain angle, so as to prevent the rebound portion 113 from tilting excessively and prevent the rebound portion 113 from being damaged and losing a rebound function due to the pressure of the air outlet portion 112. The height of the specific stopper 11134 may be set according to the actual required rebound angle. Optionally, the one end that air-out portion 112 is close to main part 111 is the radian setting, is favorable to air-out portion 112 can not take place the scratch with main part 111 when being driven to rotate by rebound portion 113 so that hinder the normal rotation of air-out portion 112.

It can be understood that the angle of the rotation of the air outlet portion 112 driven by the resilient portion 113 is limited by the resilient amplitude of the resilient portion 113 and the stopper 11134. Optionally, after the rotation angle of the air outlet portion 112 driven by the springback portion 113 is a, the air outlet portion 112 is pressed against by the blocking portion 11134, where a is 30 ° to 90 °, and a may be 30 °, 45 °, 60 °, or 90 °.

Referring to fig. 2, the air outlet portion 112 includes a motor 1121, a housing 1122 and a fan head 1123, the motor 1121 is disposed in the housing 1122, the motor 1121 includes an output end 1124, the output end 1124 extends from the housing 1122 and is fixedly connected to the fan head 1123, and the motor 1121 drives the fan head 1123 to rotate through the output end 1124 when the motor is running.

Referring to fig. 2, the fan head 1123 further includes a fixing base 1125 and at least two blades 1126, the fixing base 1125 is pivotally connected to the blades 1126, and the fixing base 1125 is fixedly connected to the output end 1124. When the motor 1121 is not operated, the fan blade 1126 naturally droops, when the motor 1121 is operated, the output end 1124 drives the fan blade 1126 to rotate, and the fan blade 1126 rotates and opens under the action of centrifugal force until the projection area of the fan blade 1126 on the rotation plane is maximum. Optionally, each fan head 1123 includes two or three flabellum 1126, the utility model discloses fan 10 as handheld type is less in power, and two fan heads 1123 to three flabellum 1126 neither can bring great load for motor 1121 because of the blade number is more, also can not be because of the blade number is less and slowed down air-out speed and reduced user's experience.

It is understood that the air outlet portion 112 may also include a bladeless fan (not shown) (a bladeless fan, also called an air doubling machine, which can generate a natural and continuous cool air without using blades, wherein the bladeless fan is based on the principle that a 40 watt electric motor is provided in a bladeless fan base to suck 33 liters of air into the fan base per second, after the air is accelerated by a cyclone accelerator, the air circulation speed is increased by about 16 times at most, and the air around the fan head is surrounded by an annular inner lip of the bladeless fan head, and the surrounding force drives the air near the fan head to enter the fan head and blow out at a high speed, and therefore, the air outlet portion 112 does not need blades, and therefore, the air outlet portion does not stick to dust and injure a user, including but not limited thereto, as long as the air outlet portion 112 can generate air to cool the user.

Referring to fig. 3, the main body 111 includes a housing 1111, a power supply component 1112 and an adjusting switch 1115, the power supply component 1112 is disposed in the housing 1111, specifically, the housing 1111 includes a cover 1113 and a barrel 1114, the cover 1113 is fixedly connected to the barrel 1114, an accommodating space is formed between the cover 1113 and the barrel 1114, the power supply component 1112 is accommodated in the accommodating space, and the adjusting switch 1115 is disposed between the power supply component 1112 and the air outlet 112 and electrically connected to the power supply component 1112 for adjusting the power of the power supply component 1112 for providing the electric energy to the air outlet 112.

Referring to fig. 3, the power module 1112 further includes a circuit board 1116, a cell 1117, an input port 1118, and an output port 1119, wherein the circuit board 1116 is electrically connected to the cell 1117, the input port 1118, and the output port 1119, respectively, the circuit board 1116 is also electrically connected to a motor 1121 of the air outlet portion 112 for adjusting and controlling the air outlet speed of the air outlet portion 112, the cell 1117 is used for providing power, the input port 1118 is partially exposed on the surface of the barrel 1114 for being connected to an external power supply to charge the cell 1117, and the output port 1119 is partially exposed on the surface of the barrel 1114 for being connected to an external electronic product to charge the external electronic product.

The adjusting switch 1115 is electrically connected with the circuit board 1116, and the adjusting switch 1115 is exposed on the surface of the cylinder 1114; it can be understood that the air outlet speed of the air outlet portion 112 of the present invention is the rotation speed of the motor 1121, when the rotation speed of the motor 1121 is fast, the air outlet speed is fast, and when the rotation speed of the motor 1121 is slow, the air outlet speed is slow; the utility model discloses a fan 10 can also charge for the electronic product is emergent when possessing good air-out performance, acts as portable power source's effect, has richened fan 10's function.

Optionally, the power module 1112 further includes an indicator light 1120, the indicator light 1120 is electrically connected to the circuit board 1116, the indicator light 1120 is fixedly disposed in the housing 1111 and exposed to the surface of the housing 1111, and the indicator light 1120 is used for indicating the charging/discharging status of the power module 1112. The user can specify the operating state of the cell 1117 according to the indicator light 1120.

It should be noted that the power supply module 1112 can also be configured to be electrically connected to a dc or ac power source, and in other embodiments, the power supply module 1112 can include a dry cell energy storage device.

Referring to fig. 3, one end of the housing 1111 is detachably connected to the cover 12, the other end of the housing 1111 is provided with a plug groove 11141, and the cover 12 is inserted into the plug groove 11141 to be plug-connected to the plug groove 11141 to increase the size of the housing 1111. When the housing 1111 is smaller and not suitable for being held by a user, the cover 12 can be suitable for being held by the user after a part of the size of the housing 1111 is increased; and the cover 12 can be inserted into the insertion groove 11141 after being taken down, so that the probability that the cover 12 is forgotten to be lost can be reduced, and the completeness of the fan 10 can be favorably maintained.

Referring to fig. 4A, fig. 4B and fig. 4C, a first receiving groove 1127 is formed at one end of the housing 1122, a second receiving groove 11131 is formed in the cover 1113, one end of the resilient portion 113 is received in the first receiving groove 1127, and the other end of the resilient portion 113 is received in the second receiving groove 11131.

Optionally, a first position-limiting portion 1128 is further disposed on one side of the housing 1122 of the first receiving groove 1127, a second position-limiting portion 11132 is disposed in the second receiving groove 11131, and the first position-limiting portion 1128 and the second position-limiting portion 11132 are cooperatively connected to prevent the air outlet portion 112 from being separated from the main body portion 111. Specifically, the first position-limiting part 1128 and the second position-limiting part 11132 are connected in a manner of fitting through a shaft hole so as to prevent the air outlet part 112 from being separated from the main body 111; the shaft hole fits in the spring-back portion 113, so that the spring-back portion can perform spring-back rotation around the axis of the shaft. Specifically, the first position-limiting portion 1128 is a shaft, and the second position-limiting portion 11132 is a hole, including but not limited thereto, the first position-limiting portion 1128 can also be a hole, and the second position-limiting portion 11132 can also be a shaft, as long as the first position-limiting portion 1128 and the second position-limiting portion 11132 are matched and connected to prevent the air-out portion 112 from separating from the main body 111.

In the utility model, the limiting function of the air outlet part 112 and the main body part 111 is realized through the shaft hole matching of the first limiting part 1128 and the second limiting part 11132, so that the air outlet part 112 and the main body part 111 can be prevented from being separated by the rebound part 113 when the air outlet part 112 is rebounded; alternatively, the stopper 11134 is disposed at the notch of the second accommodation groove 11131 of the cover 1113 and on the rebound path of the rebound portion 113.

Referring to fig. 1C, fig. 5A and fig. 5B, optionally, the adjusting switch 1115 is a sliding switch and can slide towards a direction close to the cover 12 or away from the cover 12, and when the adjusting switch 1115 slides towards a direction close to the cover 12, the air outlet speed of the air outlet portion 112 increases, and can finally reach the maximum air outlet speed, and when the adjusting switch 1115 slides towards a direction away from the cover 12, the air outlet speed of the air outlet portion 112 gradually decreases, and the final air outlet speed can be 0, which is the power-off state; alternatively, the specific sliding direction of the adjusting switch 1115 is not limited, as long as the adjusting switch 1115 increases the air outlet speed of the air outlet part 112 when moving towards the cover 12, and decreases the air outlet speed of the air outlet part 112 when moving away from the cover 12.

Referring to fig. 5A and 5B, a protrusion 11151 is disposed at an end of the adjusting switch 1115 close to the cover 12, and the housing 1111 has a notch 11133 for engaging with the cover 12, specifically, the notch 11133 is disposed on the cover 1113. The opening of the notch 11133 is oriented toward the protrusion 11151, and the protrusion 11151 moves toward the bottom of the notch 11133 when the adjustment switch 1115 moves toward the cover 12. When the cover 12 is connected to the main body 11, in the present invention, the cover 12 is connected to the main body 11 by being connected to the cover 1113, the edge portion of the cover 12 blocks the opening of the notch 11133, and the protrusion 11151 abuts against the cover 12 fixed in the notch 11133, so that the protrusion 11151 cannot move to the bottom of the notch 11133. Optionally, the cylinder 1114 is further provided with an opening 11142, the adjusting switch 1115 can slide along the direction of the opening 11142, and when the protrusion 11151 extends into the notch 11133, the length L of the protrusion 11151 is greater than the sliding distance d of the adjusting switch 1115 in the opening 11142.

It will be appreciated that when the adjustment switch 1115 is moved in a direction towards the cover 12, the projection 11151 is also moved in a simultaneous direction towards the cover 12; when the adjustment switch 1115 moves away from the cap 12, the protrusion 11151 also moves away from the cap 12 synchronously; it can be understood that, before the cover 12 is connected to the main body 11, in order to prevent the air outlet portion 112 from being interfered by the continuous rotation of the air outlet portion 112, the adjusting switch 1115 is generally slid in a direction away from the cover 12, and the air outlet speed of the air outlet portion 112 is 0; when the cover 12 is connected to the main body 11, the cover 12 is detachably connected to the main body 11, the edge portion of the cover 12 blocks the notch 11133, the protrusion 11151 cannot move to the bottom of the notch 11133 when the cover 12 is not separated from the main body 11, that is, when the air outlet 112 is located in the cover 12, the adjusting switch 1115 cannot increase the air outlet speed of the air outlet 112, and the motor 1121 cannot drive the fan head 1123 to rotate. The fan head 1123 is prevented from rotating in the cover 12, the motor 1121 is prevented from being burnt out due to too long working time of the motor 1121 in a clamping state, the possibility that the air outlet portion 112 is damaged is avoided, and the service life of the fan 10 is prolonged. It can be understood that, when the fan 10 is not used, a user may connect the cover 12 to the main body 111, and at this time, by pulling the cover 12 to make the air outlet 112 and the main body 111 on the same straight line, and closing the cover 12 and the main body 111, when the cover 12 is closed on the main body 111, the edge portion of the cover 12 blocks the notch 11133 and the adjusting switch 1115 slides in a direction away from the cover 12 to stop controlling the motor 1121, so that the power supply can be further turned off by closing the cover 12.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, and improvements made within the principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A fan, characterized by: the fan includes main part and lid, the one end and the detachable connection of lid of main part, the main part includes shell, power supply module, regulating switch and air-out portion, power supply module sets up in the shell, air-out portion is connected with the shell, power supply module and air-out portion electric connection, the regulating switch part expose in the shell and can for the shell slides, when lid and main part are connected, the lid supports and holds on regulating switch's sliding direction to make regulating switch be in the closed condition.

2. The fan of claim 1, wherein: the one end that regulating switch is close to the lid is provided with the bellying, be equipped with on the shell can with the fixed breach of lid joint, work as the lid with when the main part is connected, the bellying stretches into in the breach in order to support with the lid of fixing in the breach.

3. The fan of claim 2, wherein: the shell is provided with an opening, the adjusting switch can slide along the opening direction, the protruding portion extends into the notch through the opening, and the length of the protruding portion is larger than the sliding distance of the adjusting switch in the opening.

4. The fan of claim 1, wherein: the main part includes resilience portion, the shell is connected with air-out portion through resilience portion, when the main part is connected with the lid, air-out portion is located the lid and resilience portion is compressed, when lid and main part separation, the compression resilience portion's power disappears just resilience portion replies initial shape and drives air-out portion and relative the main part is rotatory.

5. The fan of claim 1, wherein: the power supply assembly comprises a circuit board, an electric core and an input port, the circuit board is electrically connected with the electric core, the input port, the regulating switch and the air outlet part respectively, the electric core is used for providing a power supply, and the input port is exposed out of the shell and is used for being connected with an external power supply to charge the electric core.

6. The fan of claim 5, wherein: the power supply assembly further comprises an output port, the output port is electrically connected with the circuit board, and the output port is exposed out of the shell and used for being connected with an external electronic product to charge the external electronic product.

7. The fan of claim 5, wherein: the power supply module further comprises an indicator light, the indicator light is exposed on the surface of the shell and electrically connected with the circuit board, and the indicator light is used for indicating the charging and discharging state of the power supply module.

8. The fan of claim 1, wherein: the air outlet part comprises a shell, a motor and a fan head, the motor is arranged in the shell and comprises an output end, the fan head is fixedly connected with the output end, and the motor can drive the fan head to rotate when in operation.

9. The fan of claim 8, wherein: the fan head comprises a fixed seat and at least two fan blades, the fan blades are pivoted with the fixed seat, the fixed seat is fixedly connected with the output end, the fan blades naturally droop when the motor does not operate, and the fan blades rotate and stretch under the action of centrifugal force when the motor operates.

10. The fan as claimed in any one of claims 1 to 9, wherein: one end of the shell is detachably connected with the cover, the other end of the shell is provided with an insertion groove, and the cover is inserted into the insertion groove to be in insertion connection with the insertion groove so as to prolong the length of a user holding part.