Waist hanging type mobile power supply fan

Abstract

The utility model provides a waist hanging type mobile power supply fan which comprises a fan body and a power supply body, a placing groove is formed in one side of the fan body, a connecting plate is fixedly installed at the groove bottom of the placing groove, a connecting groove clamped with the connecting plate is formed in one side of the power supply body, and a storage battery and a second circuit board are installed in the power supply body. A pair of spring ejector pins is installed on one side of the second circuit board. A first circuit board electrically connected with the fan is fixedly mounted in the fan body, a pair of contact terminals is mounted on one side of the first circuit board, and the top ends of the contact terminals penetrate out of the connecting plate and can be correspondingly in contact connection with the pair of spring ejector pins. According to the utility model, the fan body and the power supply body are arranged to be detachable individual bodies, so that the power supply body can be detached when the electric quantity of the storage battery in the power supply body is used up, and the power supply body with sufficient electric quantity can be conveniently replaced, so as to ensure that the fan body can continuously work for a long time.

Description

Technical Field

[0001] The utility model belongs to the technical field of electric fans, and more specifically, it particularly relates to a waist-mounted mobile power supply fan. Background Art

[0002] A waist-mounted fan is a portable fan that can be hung on the waist. It drives the fan blades to rotate through a motor, promotes air flow to generate wind, so as to bring a cool feeling to the user. It is very suitable for outdoor workers, such as construction workers, couriers, food delivery workers, etc. When working in hot weather, the waist-mounted fan can help them relieve the heat and improve the comfort of work.

[0003] The existing Chinese patent application number is: 202021715344.8, which discloses a waist-mounted fan, which includes a working part and a placement part; the working part includes a first shell and a motor and a fan placed in the first shell; the fan is connected to the rotating shaft of the motor; the first shell is a hollow cylinder with one end open and several fan-shaped ventilation holes provided at the other end; the fan is located at the open end of the first shell, and several adjustable air guide vanes are also provided at the open end of the first shell; the end of the first shell provided with fan-shaped ventilation holes is hinged to a second shell through a damping hinge; the placement part includes a second shell and a power bank placed in the second shell; the power bank is electrically connected to the motor in the first shell; an inner clip for clamping the second shell on the waistband is provided on the second shell; the output interface of the power bank for charging external devices is arranged on the outer surface of the second shell. For this kind of waist-mounted fan, since the first shell and the second shell are connected through a damping hinge, it is difficult to disassemble the first shell and the second shell during use. That is, when the power of the power bank in the second shell is exhausted, it is difficult to disassemble the second shell for replacement, and the whole needs to be taken out from the user's waistband before charging operations can be carried out, which has certain limitations in use.

[0004] Therefore, in view of this, research and improvement are carried out on the existing structure and deficiencies, and a waist-mounted mobile power supply fan is provided with the expectation of achieving a more practical value. Content of the Utility Model

[0005] In order to solve the above technical problems, the utility model provides a waist-mounted mobile power supply fan, which is achieved by the following specific technical means:

[0006] A waist-mounted mobile power supply fan, comprising a fan body and a power supply body. An air outlet and an air inlet are respectively arranged at the upper and lower ends of the fan body. A fan is installed between the air outlet and the air inlet close to the fan body. A placement groove is arranged on one side of the fan body. One side of the power supply body is adhesively installed in the placement groove. A connecting plate is fixedly installed at the bottom of the placement groove. A connecting groove for clamping with the connecting plate is arranged on one side of the power supply body. A storage battery and a circuit board two are installed inside the power supply body. A pair of spring ejector pins are installed on one side of the circuit board two, and the tops of the spring ejector pins all pass through the connecting groove. A circuit board one electrically connected to the fan is fixedly installed inside the fan body. A pair of contact terminals are installed on one side of the circuit board one, and the tops of the contact terminals all pass through the connecting plate and can be correspondingly in contact connection with the pair of spring ejector pins.

[0007] Further, the placement groove is an arc-shaped groove, the power supply body is a cylinder, and the outer diameter of the cylinder is equal to the inner diameter of the arc-shaped groove.

[0008] Further, the connecting plate is in a "worker" shape. Two groups of flanges are arranged at the top and middle of the opening of the connecting groove. Each group of flanges has two and is symmetrically arranged on the left and right sides of the opening.

[0009] Further, a clamping strip is arranged on one side of the connecting plate, and a clamping groove corresponding to the clamping strip is arranged at the bottom of the connecting groove. The clamping strip is an arc-shaped long strip and is an integrally injection-molded structure with the connecting plate.

[0010] Further, a control button is installed at the top of the power supply body, and multiple groups of power indicator lights are installed on one side close to the control button. The control button and the multiple groups of control buttons are all electrically connected to the circuit board two. The storage battery is electrically connected to the circuit board two.

[0011] Further, a charging socket is installed at the top and bottom of the power supply body, and the charging socket is electrically connected to the circuit board two.

[0012] Further, a fixing clip one and a fixing clip two are respectively fixedly installed on the front and back sides of the fan body. The opening of the fixing clip one faces downward, and the opening of the fixing clip two faces upward.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model realizes quick disassembly of the power supply body when the battery power inside the power supply body is exhausted by setting the fan body and the power supply body as detachable individual units, so as to facilitate the replacement of the power supply body with sufficient power to ensure that the fan body can continuously operate for a long time, with high convenience in use; through the cooperation of the contact terminals on one side of the connecting plate of the fan body and the spring ejector pins in the connecting groove on one side of the power supply body, quick circuit conduction can be achieved after the power supply body is installed in place to supply power to the fan body, with high convenience in use. Brief Description of the Drawings

[0015] Figure 1 is a schematic diagram of the overall structure of the utility model Figure 1 .

[0016] Figure 2 is a schematic diagram of the overall structure of the utility model Figure 2 .

[0017] Figure 3 is a schematic diagram of the overall structure of the utility model Figure 3 .

[0018] Figure 4 is a schematic diagram of the disassembly of the power supply body and the fan body of the utility model Figure 1 .

[0019] Figure 5 is a schematic diagram of the disassembly of the power supply body and the fan body of the utility model Figure 2 .

[0020] Figure 6 is a schematic cross-sectional view of the connection between the power supply body and the fan body of the utility model.

[0021] In the figure, the corresponding relationship between the component names and the drawing reference numbers is as follows:

[0022] 1. Fan body; 101. Air outlet; 102. Air inlet; 103. Fixed clip one; 104. Fixed clip two; 105. Connecting plate; 106. Contact terminal; 107. Fan; 108. Circuit board one; 109. Card strip;

[0023] 2. Power supply body; 201. Control button; 202. Battery level indicator; 203. Connecting groove; 204. Spring ejector pin; 205. Battery; 206. Circuit board two; 207. Charging socket; 208. Card slot. Detailed Embodiment

[0024] The following further describes in detail the embodiments of the present utility model in conjunction with the drawings and embodiments. The following embodiments are used to illustrate the present utility model, but cannot be used to limit the scope of the present utility model.

[0025] In the description of the present utility model, unless otherwise specified, the meaning of "a plurality of" is two or more; the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation on the present utility model. In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0026] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. Embodiment

[0027] As shown in the Figure 1 to the Figure 6 accompanying drawings:

[0028] The present utility model provides a waist-mounted mobile power supply fan, which includes a fan body 1 and a power supply body 2. Air outlets 101 and air inlets 102 are respectively arranged at the upper and lower ends of the fan body 1. A fan 107 is installed between the air outlet 101 and the air inlet 102 of the fan body 1. A placement groove is arranged on one side of the fan body 1, and one side of the power supply body 2 is fitted and installed in the placement groove; a connecting plate 105 is fixedly installed at the bottom of the placement groove, and a connecting groove 203 for clamping with the connecting plate 105 is arranged on one side of the power supply body 2. A storage battery 205 and a second circuit board 206 are installed inside the power supply body 2. A pair of spring top pins 204 are installed on one side of the second circuit board 206, and the tops of the spring top pins 204 all pass through the connecting groove 203; a first circuit board 108 electrically connected to the fan 107 is fixedly installed inside the fan body 1, and a pair of contact terminals 106 are installed on one side of the first circuit board 108. The tops of the contact terminals 106 all pass through the connecting plate 105 and can be correspondingly contact-connected with the pair of spring top pins 204.

[0029] Among them, the placement groove is an arc-shaped groove, and the power supply body 2 is a cylinder, and the outer diameter of the cylinder is equal to the inner diameter of the arc-shaped groove, so as to facilitate the stable connection of the power supply body 2.

[0030] Among them, the connecting plate 105 is in the shape of a "work" character. Two groups of flanges are provided at the top and middle of the opening of the connecting groove 203. Each group of flanges has two and is symmetrically arranged on the left and right sides of the opening. Through the setting of the flanges, after the opening of the connecting groove 203 is butted and inserted with the connecting plate 105, the driving power supply body 2 can be driven to descend, so that the flanges respectively catch the protruding parts on the left and right sides of the connecting plate 105 to complete the stable connection of the power supply body 2.

[0031] Among them, a clamping strip 109 is provided on one side of the connecting plate 105, and a clamping groove 208 capable of corresponding connection with the clamping strip 109 is provided at the bottom of the connecting groove 203, so as to further reinforce the power supply body 2 by using the cooperation of the clamping groove 208 and the clamping strip 109 after the power supply body 2 is installed in place, so as to improve the stability of the power supply body 2 after connection; the clamping strip 109 is an arc-shaped long strip and is an integrally injection-molded structure with the connecting plate 105. By setting the clamping strip 109 as an arc-shaped long strip, it is convenient to complete the connection and separation with the clamping groove 208 by applying a little force when installing and disassembling the power supply body 2, which has high use convenience.

[0032] Among them, a control button 201 is installed at the top end of the power supply body 2, and a plurality of groups of power indicator lights 202 are installed on one side close to the control button 201. The control button 201 and the plurality of control buttons 201 are both electrically connected to the circuit board two 206; the storage battery 205 is electrically connected to the circuit board two 206.

[0033] Among them, a charging socket 207 is installed at the top and bottom ends of the power supply body 2, and the charging socket 207 is electrically connected to the circuit board two 206, so as to facilitate rapid charging operation of the power supply body 2 after it is disassembled.

[0034] Among them, a fixing clip one 103 and a fixing clip two 104 are respectively fixedly installed on the front and back sides of the fan body 1. The opening of the fixing clip one 103 faces downward, so as to quickly clamp the user's belt. The opening of the fixing clip two 104 faces upward, so as to quickly clamp the bottom edge of the user's upper garment to prevent the user's upper garment from being blown up.

[0035] The working principle of this embodiment: By setting the fan body 1 and the power supply body 2 as detachable individual entities, it is possible to quickly disassemble the power supply body 2 when the battery 205 inside the power supply body 2 runs out of power, so as to replace it with a power supply body 2 with sufficient power to ensure that the fan body 1 can operate continuously for a long time, which has high use convenience; through the cooperation of the contact terminal 106 on the connecting plate 105 on one side of the fan body 1 and the spring ejector pin 204 in the connecting groove 203 on one side of the power supply body 2, it is possible to quickly conduct the circuit and supply power to the fan body 1 after the power supply body 2 is installed in place, which has high use convenience.

[0036] The embodiments of the present utility model are given for purposes of illustration and description, and are not exhaustive or limit the present utility model to the disclosed forms. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are chosen and described in order to better illustrate the principles and practical applications of the present utility model, and to enable those of ordinary skill in the art to understand the present utility model and thus design various embodiments with various modifications suitable for a particular purpose.

Claims

1. A waist-mounted mobile power supply fan, comprising a fan body (1) and a power supply body (2). An air outlet (101) and an air inlet (102) are respectively arranged at the upper and lower ends of the fan body (1). A fan (107) is installed between the air outlet (101) and the air inlet (102) of the fan body (1). It is characterized in that: A placement groove is provided on one side of the fan body (1), and one side of the power supply body (2) is fitted in the placement groove; a connecting plate (105) is fixedly installed at the bottom of the placement groove, and a connecting groove (203) is provided on one side of the power supply body (2) for engaging with the connecting plate (105); a battery (205) and a second circuit board (206) are installed inside the power supply body (2), and a pair of spring ejectors (204) are installed on one side of the second circuit board (206), and the top ends of the spring ejectors (204) are both passed through the connection groove (203); a circuit board (108) electrically connected to the fan (107) is fixedly installed inside the fan body (1), and a pair of contact terminals (106) are installed on one side of the circuit board (108), and the top ends of the contact terminals (106) are both passed through the connecting plate (105) and can be contacted and connected with the pair of spring ejectors (204) accordingly.

2. The waist-mounted mobile power supply fan according to claim 1, wherein: The placement groove is an arc-shaped groove, the power supply body (2) is a cylinder, and the outer diameter of the cylinder is equal to the inner diameter of the arc-shaped groove.

3. The waist-mounted mobile power supply fan according to claim 1, wherein: The connecting plate (105) is in the shape of an "I" character, and two sets of flanges are provided at the top and middle of the opening of the connecting groove (203), with each set of flanges having two flanges, which are symmetrically arranged on the left and right sides of the opening.

4. The waist-mounted mobile power supply fan according to claim 1, characterized in that: A clamping strip (109) is provided on one side of the connecting plate (105), and a clamping slot (208) capable of correspondingly connecting to the clamping strip (109) is provided at the bottom of the connecting slot (203); the clamping strip (109) is an arc-shaped long strip and is an integral injection-molded structure with the connecting plate (105).

5. The waist-mounted mobile power supply fan according to claim 1, characterized in that: A control button (201) is installed on the top of the power supply body (2), and multiple groups of power indicator lights (202) are installed on a side close to the control button (201). The control button (201) and the multiple groups of control buttons (201) are electrically connected to the second circuit board (206); the battery (205) is electrically connected to the second circuit board (206).

6. The waist-mounted mobile power supply fan according to claim 1, wherein: A charging socket (207) is installed at the top and bottom ends of the power supply body (2), and the charging socket (207) is electrically connected to the second circuit board (206).

7. The waist-mounted mobile power supply fan according to claim 1, wherein: A fixing clip 1 (103) and a fixing clip 2 (104) are fixedly mounted on the front and rear sides of the fan body (1), respectively, and the opening of the fixing clip 1 (103) faces downward, while the opening of the fixing clip 2 (104) faces upward.

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