CN208461509U - A kind of golf troller battery pack of multivoltage output - Google Patents

Abstract

The utility model discloses a kind of golf troller battery packs of multivoltage output, battery pack is equipped with Input input terminal, Output output end, also add a multivoltage output module, multivoltage output module includes second voltage output module for battery voltage to be converted to the first voltage output module of 12V voltage output, is used to be converted to 12V voltage 9V voltage output, the tertiary voltage output module for being used to be converted to 12V voltage 5V voltage output.The voltage input end of first voltage output module is connect with Input input terminal, the USB interface and DC interface that the voltage output end of first voltage output module, second voltage output module and tertiary voltage output module is respectively provided with as external equipment power supply.Technical solutions of the utility model realize the multiple voltage output of golf troller battery pack, meet golf troller to the charge requirement of various portable electronic devices.

Description

A kind of golf troller battery pack of multivoltage output

Technical field

The utility model relates to golf troller field, in particular to a kind of golf troller electricity of multivoltage output Pond group.

Background technique

With the rapid development of science and technology, people's living standard is gradually increased, slowly essence also is being transitioned into material pursuits Mind is pursued.In recent years, the high speed development of golf sports, more and more people enter golf course movement, outdoor height Golf ball site area is too big, and golf troller work outdoors can only be lean on it is battery-powered, it is impossible to rely on alternating current To be powered.The intelligence of golf troller is higher and higher, and function is more and more, matched portable intelligent electronic equipment Also more and more, such as smart phone, golf GPS device, and be difficult in golf course to these portable electronics Equipment charges, and golf troller in the prior art is also unable to satisfy the charge requirement of a variety of portable electronic devices.

Utility model content

The main purpose of the utility model is to propose a kind of golf troller battery pack of multivoltage output, it is intended to be realized The multiple voltage of golf troller battery pack exports, and meets golf troller to the charging need of various portable electronic devices It asks.

To achieve the above object, the utility model proposes a kind of multivoltage output golf troller battery pack, electricity Pond group is mounted on golf troller, battery pack be equipped with for be battery pack charge Input input terminal, for for golf The Output output end of trolley power supply, also adds a multivoltage output module, and the multivoltage output module includes for inciting somebody to action Battery voltage is converted to the first voltage output module of 12V voltage output, for 12V voltage to be converted to 9V voltage output Second voltage output module, the tertiary voltage output module for 12V voltage to be converted to 5V voltage output.The first voltage The voltage input end of output module is connect with the Input input terminal, the voltage output end of the first voltage output module with The second voltage output module is connected with the voltage input end of tertiary voltage output module, the first voltage output module, The voltage output end of second voltage output module and tertiary voltage output module is respectively provided with as external equipment power supply USB interface and DC interface.

Preferably, the first voltage output module includes a first voltage conversion chip U16, the first voltage conversion The third pin of chip U16 is connect with the Input input terminal, and the third pin is also connected with a TVS pipe D5 and a capacitor The input terminal of C77, the TVS pipe D5 and the capacitor C77 are connect with the third pin of the first voltage conversion chip U16, The output end of the TVS pipe D5 and the capacitor C77 ground connection.The 14th pin of the first voltage conversion chip U16 passes through One inductance L7 is connect with the voltage output end of first voltage output module, also adds a diode D50, the diode D50's Input terminal is connect with the tenth three-prong of the first voltage conversion chip U16, the output end and the electricity of the diode D50 Feel the input terminal connection of L7.The 6th pin of the first voltage conversion chip U16 connects a voltage feedback circuit, the voltage Feed circuit includes two concatenated resistance R135 and resistance R188, the output of the input terminal of the resistance R135 and the inductance L7 End connection, the output end of the resistance R135 are connect with the input terminal of the resistance R188, the output termination of the resistance R188 6th pin on ground, the first voltage conversion chip U16 is connected between the resistance R135 and resistance R188.Also add one Light emitting diode D6, the input terminal of the light emitting diode D6 are connect with the voltage output end of the first voltage output module, The output end of the light emitting diode D6 is grounded.

It preferably, further include a filter circuit, the filter circuit includes capacitor C103, capacitor C107 and capacitor C108, The input terminal of the capacitor C103 is connect with the tenth pin of the first voltage conversion chip U16, and the capacitor C107's is defeated Enter end to connect with the first pin of the first voltage conversion chip U16, the input terminal of the capacitor C108 and first electricity Press the 8th pin connection of conversion chip U16, the output end ground connection of the capacitor C103, capacitor C107 and capacitor C108.

Preferably, an accumulator is also added, the accumulator includes two capacitor C10 in parallel and capacitor C11, described The input terminal of capacitor C10 and capacitor C11 are connect with the output end of the inductance L7, the output end of the capacitor C10 and capacitor C11 Ground connection.

Preferably, the first voltage conversion chip U16 is set as the voltage conversion chip of model LM5575.

Preferably, the second voltage output module includes a second voltage conversion chip U2, the second voltage conversion The first pin of chip U2 is connect by one first filtering accumulator with the voltage output end of the first voltage output module, The first filtering accumulator includes the input terminal and described first of an inductance L1 and capacitor C9, the inductance L1 and capacitor C9 The voltage output end of voltage output module connects, and the first of the output end of the inductance L1 and the second voltage conversion chip U2 The second pin of pin connection, the output end of the capacitor C9 and the second voltage conversion chip U2 are grounded.Described second The 6th pin of voltage conversion chip U2 is connect with the voltage output end of second voltage output module, and the second voltage converts core The 4th pin of piece U2 is grounded, and also adds a capacitor C7, the input terminal of the capacitor C7 and the second voltage conversion chip U2 The connection of the 6th pin, the output end of the capacitor C7 connect with the 4th pin of the second voltage conversion chip U2.Also increase If a light emitting diode D3, the voltage output end of the input terminal of the light emitting diode D3 and the second voltage output module connects It connects, the output end ground connection of the light emitting diode D3.

Preferably, the second voltage conversion chip U2 is set as the voltage conversion chip of model B1209S.

Preferably, the tertiary voltage output module includes a tertiary voltage conversion chip U1, the tertiary voltage conversion The first pin of chip U1 is connect by one second filtering accumulator with the voltage output end of the first voltage output module, The second filtering accumulator includes the input terminal and described first of an inductance L2 and capacitor C2, the inductance L2 and capacitor C2 The voltage output end of voltage output module connects, and the first of the output end of the inductance L2 and the tertiary voltage conversion chip U1 The second pin of pin connection, the output end of the capacitor C2 and the tertiary voltage conversion chip U1 are grounded.The third The 6th pin of voltage conversion chip U1 is connect with the voltage output end of tertiary voltage output module, and the tertiary voltage converts core The 4th pin of piece U1 is grounded, and also adds a capacitor C1, the input terminal of the capacitor C1 and the tertiary voltage conversion chip U1 The connection of the 6th pin, the output end of the capacitor C1 connect with the 4th pin of the tertiary voltage conversion chip U1.Also increase If a light emitting diode D1, the voltage output end of the input terminal of the light emitting diode D1 and the tertiary voltage output module connects It connects, the output end ground connection of the light emitting diode D1.

Preferably, the tertiary voltage conversion chip U1 is set as the voltage conversion chip of model B1205S.

Compared with prior art, the utility model has the beneficial effects that can pass through very easily on golf course Golf troller charge for portable smart electronics product, provides multiple voltage and a variety of charging interfaces, conveniently, Quickly, stable and high security, meets the charge requirement of distinct electronic apparatuses.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.

Fig. 1 is the schematic diagram of the utility model battery pack；

Fig. 2 is the structural schematic diagram of the utility model battery pack；

Fig. 3 is another structural schematic diagram of the utility model battery pack；

Fig. 4 is the circuit diagram of the utility model first voltage output module；

Fig. 5 is the circuit diagram of the utility model second voltage output module；

Fig. 6 is the circuit diagram of the utility model tertiary voltage output module；

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Specific embodiment

A kind of golf troller battery pack for multivoltage output that the present embodiment proposes, battery pack are mounted on golf hand On cart.As shown in Figure 1, Figure 2 and Figure 3, battery pack be equipped with for be battery pack charge Input input terminal 1, for for Gao Er The Output output end 2 of husband's trolley power supply, also adds a multivoltage output module, and the multivoltage output module includes being used for Battery voltage is converted into the first voltage output module 3 of 12V voltage output, be used to 12V voltage being converted to 9V voltage it is defeated Second voltage output module 4 out, the tertiary voltage output module 4 for 12V voltage to be converted to 5V voltage output.Described The voltage input end of one voltage output module 3 is connect with the Input input terminal, the voltage of the first voltage output module 3 Output end is connect with the voltage input end of the second voltage output module 4 and tertiary voltage output module 5, the first voltage It is outer that the voltage output end of output module 3, second voltage output module 4 and tertiary voltage output module 5, which is respectively provided with, The USB interface and DC interface of portion's equipment power supply.

The present embodiment, can be very convenient by increasing multiple voltage output interfaces in conventional golf trolley battery pack On golf course, be that portable smart electronics product charge by golf troller, a variety of electricity be provided Pressure and a variety of charging interfaces easily and fast, stable and high security meet the charge requirement of distinct electronic apparatuses.Meanwhile it is logical The increase multivoltage output module on Input input terminal is crossed, the output of multiple voltage is carried out, realizes the same mouth of charge and discharge, structure Simply, at low cost.

Further, described as shown in figure 4, the first voltage output module includes a first voltage conversion chip U16 First voltage conversion chip U16 is set as the voltage conversion chip of the model LM5575 of TI company.The chip input voltage model It encloses for 6-75V, is able to satisfy the requirement of the battery pack output voltage within 20 strings；Output voltage is adjustable, and output electric current is 1.5A, energy Meet the charge requirement of general portable intelligent electronic device.Transfer efficiency is up to 95%, and precision is high, and output is stablized.

The third pin of the first voltage conversion chip U16 is connect with the Input input terminal, and the third pin is also The input terminal and the first voltage for connecting a TVS pipe D5 and capacitor a C77, the TVS pipe D5 and the capacitor C77 convert core The third pin of piece U16 connects, the output end ground connection of the TVS pipe D5 and the capacitor C77.TVS pipe D5 has the sound being exceedingly fast Between seasonable and quite high surge absoption ability.It, can be with high speed when the both ends TVS pipe D5 are by reversed transient overvoltage pulse High impedance between both ends is become Low ESR by degree, to absorb instantaneous large-current, and by voltage clamping in predetermined value, thus effectively Protect the component in late-class circuit against damages.Capacitor C77 is accessed, in order to be filtered to input voltage, absorbs spike Voltage reaches stable input voltage.It should be noted that the switching frequency of first voltage conversion chip U16 is 50- 500KHZ, frequency is excessively high, and switching loss is big, and radiation is big, the resistance R131's that the pin 7 of first voltage conversion chip U16 connects Value is the switching frequency for controlling chip, is selected as 300KHZ herein, moderate.

The 14th pin of the first voltage conversion chip U16 passes through the electricity of an inductance L7 and first voltage output module Output end connection is pressed, a diode D50, the input terminal of the diode D50 and the first voltage conversion chip U16 are also added The connection of the tenth three-prong, the output end of the diode D50 connect with the input terminal of the inductance L7.Inductance L7 is energy storage filter Wave inductance, its effect are to limit high current when controlling internal switch turn-on time Ton to pass through, and prevent input voltage from directly adding Onto load, voltge surge is carried out to load, while the electric current IL for flowing through inductance is converted to magnetic energy and carries out energy stores, then Magnetic energy is converted to electric current IL and continues to provide energy output to load by Toff during control internal switch shutdown.In order to make circuit It is continuously turned on electric current, needs to increase in circuit sustained diode 50, effect is the Toff during control switch shutdown, is given Energy storage filter inductance L7, which releases energy, provides current path.

The 6th pin of the first voltage conversion chip U16 connects a voltage feedback circuit, the voltage feedback circuit Including two concatenated resistance R135 and resistance R188, the input terminal of the resistance R135 is connect with the output end of the inductance L7, The output end of the resistance R135 is connect with the input terminal of the resistance R188, the output end ground connection of the resistance R188, described The 6th pin of first voltage conversion chip U16 is connected between the resistance R135 and resistance R188.First voltage converts core The 6th adjustable threshold value of pin of piece U16 is 1.225V, determines output voltage by the ratio of resistance R135 and resistance R188 Value, herein output voltage be DC12V.

Also add a light emitting diode D6, the input terminal of the light emitting diode D6 and the first voltage output module Voltage output end connection, the output end ground connection of the light emitting diode D6.Instruction of the light emitting diode D6 as DC12V voltage Lamp, the bright expression DC12V of lamp are normally exported.

It further, further include a filter circuit, the filter circuit includes capacitor C103, capacitor C107 and capacitor C108, the input terminal of the capacitor C103 are connect with the tenth pin of the first voltage conversion chip U16, the capacitor C107 Input terminal connect with the first pin of the first voltage conversion chip U16, the input terminal of the capacitor C108 and described the The 8th pin of one voltage conversion chip U16 connects, the output end ground connection of the capacitor C103, capacitor C107 and capacitor C108. Filter circuit can be filtered input voltage, guarantee the stability of voltage,

Further, an energy storage filter circuit is also added, the accumulator includes two capacitor C10 and capacitor in parallel The input terminal of C11, the capacitor C10 and capacitor C11 are connect with the output end of the inductance L7, the capacitor C10 and capacitor C11 Output end ground connection.Capacitor C10 and capacitor C11 during control switch is connected Ton the portion of electrical current for flowing through energy storage inductor L7 It is converted to charge to be stored, then Toff at electric current continues charge conversion to provide surely to load during control switch shutdown Fixed output voltage.It should be noted that capacitor C10 can be with filtering high frequency signals with filtering low signal, capacitor C11.

Further, the second voltage output module includes a second voltage conversion chip U2, and the second voltage turns Chip U2 is changed to be set as turning the golden rising Yang power conversion chip of 9V, model B1209S specifically for 12V.The second voltage turns The first pin for changing chip U2 is connected by the voltage output end of one first filtering accumulator and the first voltage output module Connect, the first filtering accumulator include an inductance L1 and capacitor C9, the inductance L1 and capacitor C9 input terminal with it is described The voltage output end of first voltage output module connects, and the output end of the inductance L1 is with the second voltage conversion chip U2's The second pin of the connection of first pin, the output end of the capacitor C9 and the second voltage conversion chip U2 are grounded.Capacitor C9 and inductance L1 are arranged in parallel on input port, can play the role of filtering and energy storage.

The 6th pin of the second voltage conversion chip U2 is connect with the voltage output end of second voltage output module, institute The 4th pin ground connection for stating second voltage conversion chip U2, also adds a capacitor C7, the input terminal of the capacitor C7 and described the The 6th pin of two voltage conversion chip U2 connects, and the of the output end of the capacitor C7 and the second voltage conversion chip U2 The connection of four pins.Capacitor C7 has the function of filtering and energy storage, keeps the stabilization of output voltage DC9V.

Also add a light emitting diode D3, the input terminal of the light emitting diode D3 and the second voltage output module Voltage output end connection, the output end ground connection of the light emitting diode D3.Instruction of the light emitting diode D3 as DC9V voltage Lamp, the bright expression DC9V of lamp are normally exported.

Further, the tertiary voltage output module includes a tertiary voltage conversion chip U1, and the tertiary voltage turns Chip U1 is changed to be set as turning the golden rising Yang power conversion chip of 5V, model B1205S specifically for 12V.The tertiary voltage turns The first pin for changing chip U1 is connected by the voltage output end of one second filtering accumulator and the first voltage output module Connect, the second filtering accumulator include an inductance L2 and capacitor C2, the inductance L2 and capacitor C2 input terminal with it is described The voltage output end of first voltage output module connects, and the output end of the inductance L2 is with the tertiary voltage conversion chip U1's The second pin of the connection of first pin, the output end of the capacitor C2 and the tertiary voltage conversion chip U1 are grounded.Capacitor C2 and inductance L2 are arranged in parallel on input port, can play the role of filtering and energy storage, can also be inhibited to a certain extent Battery compatibility EMC.

The 6th pin of the tertiary voltage conversion chip U1 is connect with the voltage output end of tertiary voltage output module, institute The 4th pin ground connection for stating tertiary voltage conversion chip U1, also adds a capacitor C1, the input terminal of the capacitor C1 and described the The 6th pin of three voltage conversion chip U1 connects, and the of the output end of the capacitor C1 and the tertiary voltage conversion chip U1 The connection of four pins.Capacitor C1 has the function of filtering and energy storage, keeps the stabilization of output voltage DC5V.

Also add a light emitting diode D1, the input terminal of the light emitting diode D1 and the tertiary voltage output module Voltage output end connection, the output end ground connection of the light emitting diode D1.Instruction of the light emitting diode D1 as DC5V voltage Lamp, the bright expression DC9V of lamp are normally exported.

The above is only the preferred embodiments of the utility model, and therefore it does not limit the scope of the patent of the utility model, all Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in Other related technical areas are also included in the patent protection scope of the utility model.

Claims (9)

1. a kind of golf troller battery pack of multivoltage output, battery pack are mounted on golf troller, battery pack is set There are the Input input terminal for charging for battery pack, the Output output end for powering for golf troller, feature exists In also adding a multivoltage output module, the multivoltage output module includes for battery voltage to be converted to 12V voltage The first voltage output module of output, the second voltage output module for 12V voltage to be converted to 9V voltage output, be used for by 12V voltage is converted to the tertiary voltage output module of 5V voltage output；The voltage input end of the first voltage output module with Input input terminal connection, the voltage output end of the first voltage output module and the second voltage output module and The voltage input end of tertiary voltage output module connects, the first voltage output module, second voltage output module and third The USB interface and DC interface that the voltage output end of voltage output module is respectively provided with as external equipment power supply.

2. the golf troller battery pack of multivoltage output as described in claim 1, which is characterized in that the first voltage Output module include a first voltage conversion chip U16, the third pin of the first voltage conversion chip U16 with it is described The connection of Input input terminal, the third pin are also connected with a TVS pipe D5 and capacitor a C77, the TVS pipe D5 and the capacitor The input terminal of C77 is connect with the third pin of the first voltage conversion chip U16, the TVS pipe D5 and the capacitor C77's Output end ground connection；The 14th pin of the first voltage conversion chip U16 passes through an inductance L7 and first voltage output module Voltage output end connection, also add diode a D50, the diode D50 input terminal and the first voltage convert core The tenth three-prong of piece U16 connects, and the output end of the diode D50 is connect with the input terminal of the inductance L7；Described first The 6th pin of voltage conversion chip U16 connects a voltage feedback circuit, and the voltage feedback circuit includes two concatenated resistance R135 and resistance R188, the input terminal of the resistance R135 are connect with the output end of the inductance L7, and the resistance R135's is defeated Outlet is connect with the input terminal of the resistance R188, the output end ground connection of the resistance R188, the first voltage conversion chip The 6th pin of U16 is connected between the resistance R135 and resistance R188；Also add a light emitting diode D6, it is described to shine two The input terminal of pole pipe D6 is connect with the voltage output end of the first voltage output module, the output end of the light emitting diode D6 Ground connection.

3. the golf troller battery pack of multivoltage output as claimed in claim 2, which is characterized in that further include a filtering Circuit, the filter circuit include capacitor C103, capacitor C107 and capacitor C108, the input terminal of the capacitor C103 and described the The tenth pin of one voltage conversion chip U16 connects, the input terminal of the capacitor C107 and the first voltage conversion chip U16 The connection of the first pin, the input terminal of the capacitor C108 connect with the 8th pin of the first voltage conversion chip U16, institute State the output end ground connection of capacitor C103, capacitor C107 and capacitor C108.

4. the golf troller battery pack of multivoltage output as claimed in claim 2, which is characterized in that also add an energy storage Circuit, the accumulator include two capacitor C10 and capacitor C11, the capacitor C10 and capacitor C11 in parallel input terminal with The output end of the inductance L7 connects, the output end ground connection of the capacitor C10 and capacitor C11.

5. the golf troller battery pack of multivoltage output as claimed in claim 2, which is characterized in that the first voltage Conversion chip U16 is set as the voltage conversion chip of model LM5575.

6. the golf troller battery pack of multivoltage output as described in claim 1, which is characterized in that the second voltage Output module includes that the first pin of second voltage conversion chip a U2, the second voltage conversion chip U2 passes through one first filter Wave accumulator is connect with the voltage output end of the first voltage output module, and the first filtering accumulator includes an electricity The voltage output end of the input terminal and the first voltage output module of feeling L1 and capacitor C9, the inductance L1 and capacitor C9 connects It connects, the output end of the inductance L1 is connect with the first pin of the second voltage conversion chip U2, the output of the capacitor C9 The second pin of end and the second voltage conversion chip U2 are grounded；The 6th pin of the second voltage conversion chip U2 with The voltage output end of second voltage output module connects, and the 4th pin ground connection of the second voltage conversion chip U2 is also added One capacitor C7, the input terminal of the capacitor C7 are connect with the 6th pin of the second voltage conversion chip U2, the capacitor C7 Output end connect with the 4th pin of the second voltage conversion chip U2；A light emitting diode D3 is also added, it is described to shine The input terminal of diode D3 is connect with the voltage output end of the second voltage output module, and the light emitting diode D3's is defeated Outlet ground connection.

7. the golf troller battery pack of multivoltage output as claimed in claim 6, which is characterized in that the second voltage Conversion chip U2 is set as the voltage conversion chip of model B1209S.

8. the golf troller battery pack of multivoltage output as described in claim 1, which is characterized in that the tertiary voltage Output module includes that the first pin of tertiary voltage conversion chip a U1, the tertiary voltage conversion chip U1 passes through one second filter Wave accumulator is connect with the voltage output end of the first voltage output module, and the second filtering accumulator includes an electricity The voltage output end of the input terminal and the first voltage output module of feeling L2 and capacitor C2, the inductance L2 and capacitor C2 connects It connects, the output end of the inductance L2 is connect with the first pin of the tertiary voltage conversion chip U1, the output of the capacitor C2 The second pin of end and the tertiary voltage conversion chip U1 are grounded；The 6th pin of the tertiary voltage conversion chip U1 with The voltage output end of tertiary voltage output module connects, and the 4th pin ground connection of the tertiary voltage conversion chip U1 is also added One capacitor C1, the input terminal of the capacitor C1 are connect with the 6th pin of the tertiary voltage conversion chip U1, the capacitor C1 Output end connect with the 4th pin of the tertiary voltage conversion chip U1；A light emitting diode D1 is also added, it is described to shine The input terminal of diode D1 is connect with the voltage output end of the tertiary voltage output module, and the light emitting diode D1's is defeated Outlet ground connection.

9. the golf troller battery pack of multivoltage output as claimed in claim 8, which is characterized in that the tertiary voltage Conversion chip U1 is set as the voltage conversion chip of model B1205S.