WO2016112582A1 - Split-type energy storage device, current conversion device and energy storage device - Google Patents

Abstract

A split-type energy storage device, comprising a current conversion device (2) and an energy storage device (4) disposed separately; the current conversion device (2) comprises a first docking device (81) provided on a docking surface between the current conversion device (2) and the energy storage device (4); the energy storage device (4) comprises a second docking device (83) provided on the docking surface between the energy storage device (4) and the current conversion device (2) and corresponding to the first docking device (81); and upon being docked, the first docking device (81) is electrically connected to the second docking device (83) via a pluggable terminal. Also provided is a current conversion device (2) provided with the first docking device (81) at a docking surface thereof. Also provided is an energy storage device (4) correspondingly provided with the second docking device (83) at a docking surface thereof. The split-type energy storage device, the current conversion device and the energy storage device are easy to disassemble and have a stable connection.

Description

Split type energy storage device, current conversion device and energy storage device [Technical Field]

The invention relates to the field of energy storage devices, in particular to a portable energy storage device, a current conversion device and an energy storage device which can replace battery capacity, and can be moved.

【Background technique】

With the improvement of the quality of life, more and more people like to travel by car and other activities. Traveling abroad will inevitably carry many electronic products and appliances with you. Because many electronic products have limited battery capacity, or some appliances do not have batteries, you will need a large-capacity mobile energy storage device. The product is powered. Many energy storage devices sold in the market are either integrated or unreasonably designed. After the battery is exhausted, it must be charged before it can be used continuously. It cannot replace the battery capacity according to its own needs, or prepare multiple batteries for backup. The user is inconvenienced.

[Summary of the Invention]

In order to overcome the technical problem that the existing energy storage device cannot change the battery capacity, the present invention provides a split type energy storage device, a current conversion device and an energy storage device which have a simple structure and can replace the battery capacity.

The present invention provides a split type energy storage device including a current conversion device and an energy storage device. The current conversion device and the energy storage device are disposed separately, and the current conversion device includes a first docker disposed on On the splicing surface of the current conversion device and the energy storage device, the energy storage device includes a second docker disposed on the splicing surface of the energy storage device and the current conversion device corresponding to the first docker, and the first docking when splicing The second connector and the second connector are electrically connected through a plug terminal.

Preferably, the first butt joint and the second butt joint are spliced up and down Pick up.

Preferably, the splicing surface of the current conversion device is symmetrically arranged in parallel with two guiding strips, the length of the guiding strip is greater than or equal to half of the length of the splicing surface, and the outer side of the guiding strip is provided with a positioning groove, and the splicing surface of the energy storage device Correspondingly, a guiding slot is disposed, the length of the guiding slot is matched with the guiding strip, and a positioning strip is disposed in the guiding slot. When the current converting device and the energy storage device are spliced, the guiding strip is inserted into the guiding slot from the top to the bottom, the positioning slot and the positioning strip Corresponding to the engagement.

Preferably, the current conversion device further includes a snap groove disposed on the first docker of the current conversion device, the current conversion device further comprising a buckle correspondingly disposed on the energy storage device, and the card is spliced The buckle is stuck in the snap groove.

Preferably, the current conversion device further includes a recess disposed at the top of the splice surface.

Preferably, the handle further comprises a handle and/or a strap disposed on the top of the power supply device, the strap being disposed at two ends of the handle or symmetrically disposed on a side of the energy storage device.

Preferably, the current conversion device further comprises an inverter, a transformer, a rectifier or any combination thereof, and the split energy storage device further comprises a solar input interface, a vehicle interface, and a utility charging interface. Or a combination thereof, disposed on a side of the current conversion device, the split energy storage device further comprising an AC output interface, a DC output interface, a USB output interface or any combination thereof, configured for current conversion The other side of the device.

Preferably, the split type energy storage device has a length of 200 mm to 300 mm, a width of 200 mm to 400 mm, and a height of 300 mm to 500 mm.

The present invention also provides a current conversion device for splicing with an energy storage device. The splicing surface of the energy storage device is provided with a second docking device, and the splicing surface of the current converting device is provided with a first docking device. When splicing, the first butt connector and the second butt connector are electrically connected through a plug terminal.

The present invention also provides an energy storage device for splicing with a current conversion device, the splicing surface of the current conversion device is provided with a first docking device, and the splicing surface of the energy storage device is correspondingly provided with a second docker When splicing, the first butt connector and the second butt connector are electrically connected through a plug terminal.

Compared with the prior art, the present invention has the following advantages:

1. The current conversion device and the energy storage device of the split type energy storage device of the present invention are fixed by a detachable structure, and the current conversion device is provided with a first docker, and the energy storage device is provided with a second docker. The first docking device and the second docking device are both a large current plugging and unplugging terminal, and the first connector and the second connector are plugged and connected when in use, because the weight and the outer shape of the split type energy storage device of the invention are large. If the current conversion device and the energy storage device are connected by a common contact, the two are easily in contact with each other, resulting in unstable operation of the split energy storage device. This design ensures the reliability of the stable connection and use of the split energy storage device. .

2. The current conversion device and the energy storage device are fixed by a snap structure, and the splicing surface of the current conversion device is symmetrically arranged in parallel with two guiding strips, the length of the guiding strip being greater than or equal to half of the length of the splicing surface, A positioning slot is disposed on the outer side of the guiding strip. The splicing surface of the energy storage device is correspondingly provided with a guiding slot. The length of the guiding slot is matched with the guiding strip. The guiding slot is provided with a positioning bar. When the current conversion device and the energy storage device are spliced The guiding strip is inserted into the guiding groove from top to bottom, the positioning groove and the positioning bar are correspondingly engaged, the locking structure is stable in engagement, and the current conversion device and the energy storage device are not easily separated.

3. The current conversion device and the energy storage device are fixed by a detachable structure, and the energy storage devices of different capacities can be replaced according to requirements, so that the user who uses the electricity does not need to carry multiple energy storage devices, and only needs to carry one. The current conversion device and the plurality of energy storage devices can be replaced, or the user can select different capacity energy storage devices according to their own needs, thereby greatly reducing the space occupied by the energy storage device and reducing the user who consumes electricity. Expenses.

4. The split type energy storage device of the invention has a plurality of charging input interfaces and output interfaces, so that the charging can be performed by using various charging methods, and the device can be used for a plurality of electric appliances and mobile devices, which greatly facilitates the user. Improve the user experience.

5. The current conversion device of the present invention includes a recess disposed at the top of the splice surface. The shape and size of the groove is matched to the size of a general human hand, and it is convenient for the user's hand to place and apply force when splitting the current conversion device and the energy storage device.

6. The split type energy storage device of the present invention is provided with a handle and a strap to greatly facilitate the user to move the device, and the user feels better.

7. The internal structure of a split type energy storage device of the present invention is highly integrated, and its size is smaller than that of an energy storage device of the same battery capacity, regardless of whether the user moves the split type energy storage by hand, shoulder, shoulder or the like. The device, the size and weight of the split energy storage device can be moved more conveniently, and the mobility of the split energy storage device is not reduced due to size or weight problems.

[Description of the Drawings]

1 is a perspective view of a perspective view of a split type energy storage device according to a first embodiment of the present invention, which includes a current conversion device and an energy storage device.

2 is a perspective view showing another perspective view of a split type energy storage device according to a first embodiment of the present invention, which includes a current conversion device and an energy storage device.

Fig. 3 is a perspective view showing the structure of a current converting device according to a first embodiment of the present invention.

4 is a perspective view showing the structure of an energy storage device according to a first embodiment of the present invention.

Fig. 5 is a perspective view showing the structure of an energy storage device according to a first embodiment of the present invention.

Figure 6 is a perspective view showing the structure of an energy storage device according to a first embodiment of the present invention; Figure.

FIG. 7 is a schematic view showing the installation of a split type energy storage device according to a first embodiment of the present invention.

【detailed description】

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to FIG. 1 and FIG. 2, a first embodiment of the present invention provides a split type energy storage device 1 including a current conversion device 2 and an energy storage device 4, and the energy storage device 4 can be It is fixedly fixed to the current conversion device 2.

The bottoms of the current conversion device 2 and the energy storage device 4 are a plane, and the centers of gravity of the current conversion device 2 and the energy storage device 4 are all in the plane of the bottom portion thereof. Therefore, the entire split energy storage device 1 is split into the current conversion device 2 When the energy storage device 4 is used, both devices can be placed upright on a flat ground to facilitate the splitting and assembly of the split energy storage device 1.

The current conversion device 2 includes a current converter (not shown), a plurality of input interfaces 21 and a plurality of output interfaces 23. The current converter is built in the current conversion device 2, and the current converter is highly integrated with an inverter, a transformer, a rectifier, and the inverter converts direct current into alternating current to convert electrical energy in the energy storage device into alternating current , output to general household appliances, such as computers, televisions, washing machines, range hoods, refrigerators, video recorders, massagers, fans, lighting. The rectifier charges the energy storage device after converting the alternating current into direct current. The transformer is to step down or boost the output AC or DC power to supply the appliance to be charged.

The input interface 21 is disposed on one side of the current conversion device 2, and the input interface 21 is used for charging current, and the input interface 21 is electrically connected to the rectifier. The input interface 21 includes a solar input interface 211 and a vehicle interface. 213 and a mains charging interface 215, the solar input interface 211 is used to access an external solar panel, the energy collected by the solar panel is input into the energy storage device 4; the vehicle interface 213 is used for the vehicle charging port Electrically connected, the electrical energy of the vehicle battery is input into the energy storage device 4; the utility charging interface 215 is used for accessing the commercial power, and the energy storage device is charged by the commercial power. The charging input interface 21 includes a plurality of charging input modes, which greatly facilitates the user to select the corresponding charging input mode independently, and does not limit the single charging mode.

The output interface 23 is disposed on the other side of the current conversion device 2 for outputting electrical energy in the energy storage device 4, which is electrically connected to the inverter and the transformer. The output interface 23 includes an AC output interface 231, a DC output interface 233, and a USB output interface 235. The AC output interface 231 outputs AC power and is used by household appliances such as a washing machine, a refrigerator, a microwave oven, and the like. The DC output interface 233 outputs DC power and is used by small appliances such as cameras, electronic telescopes, and the like. The USB output interface 235 outputs DC power for use by mobile devices, such as mobile phones, tablets, and the like. The output interface 23 includes a plurality of output modes, which greatly satisfy the user's charging requirements for different electrical appliances and mobile devices.

Referring to FIG. 3, the current conversion device 2 further includes two guiding strips 61, two positioning slots 63, which are symmetrically disposed on the splicing surface of the current converting device 2 and the energy storage device 4. The guiding strip 61 The length direction is perpendicular to the horizontal plane, and its protruding direction faces the energy storage device 4. The positioning groove 63 is disposed on the outer side of the guide bar 61, and its longitudinal direction is also perpendicular to the horizontal plane, and its opening direction is perpendicular to the protruding direction of the guide bar 61.

The current conversion device 2 further includes a first docking device 81 disposed on top of the splicing surface of the current converting device 2 and the energy storage device 4, which is electrically connected to the input interface 21 through the power converter and the output interface 23 Sexual connection. The top of the first docking device 81 is provided with a snap groove 91 for use with a fastening component of the energy storage device 4.

The current conversion device 2 further includes a recess 95 which is disposed at the top of the joint surface of the current conversion device 2. The shape and size of the groove 95 It is suitable for the size of the general human hand, and it is convenient for the user's hand to place and apply force when splitting the current conversion device 2 and the energy storage device 4.

Referring to FIG. 4, the energy storage device 4 includes two guiding slots 65 and two positioning strips 67. The two guiding slots 65 are disposed on the splicing surface of the energy storage device 4, which are disposed corresponding to the guiding strips 61. The positioning strip 67 is disposed in the opening of the guiding groove 65 and is disposed corresponding to the positioning groove 63. The guide groove 65 and the guide strip 61, the positioning strip 67 and the positioning groove 63 form a snap structure.

The energy storage device 4 is further provided with a second docker 83 and a battery (not shown). The battery is built in the energy storage setting 4 and is electrically connected to a current converter for storing electrical energy. The battery can be replaced. The same type of battery of different capacities, the energy storage device 4 has different capacity options when in use.

The second docking device 83 is disposed at a middle portion of the side of the energy storage device 4 facing the current converting device 2, and the second docking device 83 is electrically connected to the battery, and the top portion thereof corresponds to the bottom of the first docking device 81. When the current conversion device 2 and the energy storage device 4 are assembled, the first butt connector 81 and the second butt connector 83 are electrically connected to form a power supply docking structure. The power docking structure is a large current plugging terminal. When used, the first connector 81 and the second connector 83 are plugged and connected. This design ensures the stable connection and reliability of the split energy storage device 1.

The energy storage device 4 is further provided with a buckle 93 corresponding to the buckle groove 91 disposed at the top of one side of the energy storage device 4 facing the current conversion device 2. The buckle 93 can be elastically telescopically inserted into the buckle groove 91 to form a fastening structure with the buckle groove 91.

Referring to FIG. 5, the energy storage device 4 includes a strap 43 and a handle 41.

The handle 41 is disposed on the top of the energy storage device 4, so that the user can move the energy storage device 4 by hand. The strap 43 can be disposed in two ways, one is a shoulder straddle type, and the strap 43 is fixedly disposed at two ends of the handle 41, and the user can move the entire split type energy storage device 1 across the shoulder. Referring to FIG. 6 , the second type is that the two straps 43 are symmetrically disposed on one side of the energy storage device 4 different from the current conversion device 2 , and the user can carry the split energy storage device 1 on the shoulder, which is also convenient to use. The movement of the energy storage device 4.

The internal structure of a split type energy storage device 1 of the present invention is highly integrated, and its size is smaller than that of an energy storage device of the same battery capacity, and the length is 200 mm-300 mm, the width is 200 mm-400 mm, and the height is 300 mm-500 mm, preferably the size. It is 280mm in length, 310mm in width and 420mm in height, and its weight is less than or equal to 22kg. No matter whether the user moves the split type energy storage device 1 by hand, shoulder or shoulder, the size and weight of the energy storage device 1 are The movement can be more convenient, and the mobility of the split type energy storage device 1 is not lowered due to size or weight problems.

Referring to FIG. 7, the split energy storage device 1 of the present invention can replace the energy storage device 4 of different capacities according to requirements, and the replacement process is as follows:

The top of the buckle 93 is pressed to be withdrawn from the snap groove 91, and the current conversion device 2 is withdrawn from the guide groove 65 of the engaging structure 6 from the bottom up. The bottom of the guide bar 61 of the current conversion device 2 is aligned with the top of the guiding groove 65 of the energy storage device 4 to be replaced, and the buckle 93 is pressed, and the current conversion device 2 is snapped together from the top to the bottom along the guiding groove 65. The first butt joint 81 and the second butt joint 83 are connected, and the engagement is successful.

The present invention has a second embodiment, the split type energy storage device 1 further includes a second energy storage device (not shown), the second energy storage device has a second battery built therein, and a side surface is provided with a current conversion device The guiding strip 61 of the second guiding slot 61 and the second guiding slot corresponding to the positioning slot 63 form a latching structure, and the side surface further comprises a third docking device corresponding to the first docking device 81, which is configured Power docking structure. The other side is provided with a second guiding strip and a second positioning groove corresponding to the guiding groove 65 and the positioning strip 67 of the energy storage device 4, and also forms an engaging structure with the energy storage device 4, and the other side is further provided with the second The fourth docking device corresponding to the docking device 83 constitutes a power docking mechanism. The second energy storage device is disposed between the current conversion device 2 and the energy storage device 4, and is electrically connected to the current conversion device 2 and the energy storage device 4 by using a power supply docking structure, which can increase the size of the energy storage device. Energy storage capacity.

The present invention has a current conversion device (not shown) of a split type energy storage device according to a third embodiment, and the current conversion of the split type energy storage device The device is a current conversion device 2 in a split type energy storage device 1 according to a first embodiment of the present invention. The current conversion device of the split type energy storage device is used in conjunction with an energy storage device.

The present invention has a fourth embodiment of an energy storage device (not shown) of a split type energy storage device. The energy storage device of the split type energy storage device is a split type energy storage device according to the first embodiment of the present invention. The energy storage device 4 in the device 1 , the energy storage device of the split energy storage device can be used alone with the current conversion device.

The advantage of the split type energy storage device 1 of the present invention over the prior art is that:

1. The current conversion device 2 and the energy storage device 4 of the split type energy storage device 1 of the present invention are fixed by a detachable structure, and the current conversion device 2 is provided with a first docker 81, which is provided with the energy storage device 4 There is a second docker 83. The first butt connector 81 and the second butt connector 83 are both large current plug terminals. In use, the first connector 81 and the second connector 83 are plugged and connected due to the weight of the split type energy storage device 1 of the present invention. And the external size is large. If the current conversion device 2 and the energy storage device 4 are connected by a common contact, the two are easily in contact with each other, resulting in unstable operation of the split energy storage device 1. This design ensures the split energy storage. The reliability of the stable connection and use of the device 1.

2. The current conversion device 2 and the energy storage device 4 are fixed by a snap structure. The splicing surface of the current conversion device 2 is symmetrically arranged in parallel with two guiding strips 61. The length of the guiding strip 61 is greater than or equal to the splicing surface. A guiding groove 63 is disposed on the outer side of the guiding strip 61. The splicing surface of the energy storage device 4 is correspondingly provided with a guiding groove 65. The length of the guiding groove 65 is matched with the guiding strip 61. When the positioning bar 67, the current conversion device 2 and the energy storage device 4 are spliced, the guiding strip 61 is inserted into the guiding groove 65 from top to bottom, the positioning groove 65 and the positioning bar 67 are correspondingly engaged, the locking structure is locked and stable, and the current conversion device 2 and the energy storage device 4 are not easily separated.

3. The current conversion device 2 and the energy storage device 4 are fixed by a detachable structure, and the energy storage devices 4 of different capacities can be replaced according to requirements, so that the user who is using electricity does not need to carry multiple energy storage devices, only Need to carry one The current conversion device 2 and the plurality of energy storage devices 4 can be replaced, or the user can select the energy storage device 4 of different capacities according to their own needs, thereby greatly reducing the space occupied by the energy storage device and reducing the power consumption. User's expenses.

4. The split type energy storage device 1 of the present invention has a plurality of charging input interfaces 21 and an output interface 23, so that it can be charged by using various charging methods, and the device can be used for various electric appliances and mobile devices, which is greatly convenient. Users improve the user experience.

5. The current conversion device of the present invention includes a recess 95 provided at the top of the splice surface. The shape and size of the groove 95 is matched to the size of a general human hand. When the current conversion device 2 and the energy storage device 4 are split, the user's hand is placed and biased.

6. The split type energy storage device 1 of the present invention is provided with a handle 41 and a strap 43 which greatly facilitates the user to move the device, and the user feels better.

7. The internal structure of a split type energy storage device 1 of the present invention is highly integrated, and its size is smaller than that of an energy storage device of the same battery capacity, regardless of whether the user moves the split type by hand, shoulder, shoulder or the like. The device 1, the size and weight of the split type energy storage device 1 can be moved more conveniently, and the mobility of the split type energy storage device 1 is not lowered due to size or weight problems.

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalents, and improvements made within the principles of the present invention should be included in the scope of the present invention.

Claims (10)

A split type energy storage device comprising a current conversion device and an energy storage device, wherein the current conversion device and the energy storage device are arranged separately, wherein the current conversion device comprises a first docker, and the setting On the splicing surface of the current conversion device and the energy storage device, the energy storage device includes a second docker disposed on the splicing surface of the energy storage device and the current conversion device corresponding to the first docker, and spliced first The docking device and the second docking device are electrically connected through a plug terminal. A split type energy storage device according to claim 1, wherein the first butt joint and the second butt joint are butted up and down when splicing. A split type energy storage device according to claim 1, wherein the splicing surface of the current converting device is symmetrically arranged in parallel with two guiding strips, the length of the guiding strip being greater than or equal to half the length of the splicing surface, A positioning slot is disposed on the outer side of the guiding strip. The splicing surface of the energy storage device is correspondingly provided with a guiding slot. The length of the guiding slot is matched with the guiding strip. The guiding slot is provided with a positioning bar. When the current conversion device and the energy storage device are spliced The guiding strip is inserted into the guiding groove from top to bottom, and the positioning groove and the positioning bar are correspondingly engaged. A split type energy storage device according to claim 1, wherein the current conversion device further comprises a snap groove disposed on the first coupler of the current conversion device, the current conversion device further comprising a The buckle is correspondingly disposed on the energy storage device. When splicing, the buckle is stuck in the buckle groove. A split type energy storage device according to claim 1, wherein the current conversion device further comprises a recess provided at the top of the splice surface. A split type energy storage device according to claim 1, further comprising a handle and/or a strap disposed on the top of the power supply device, the strap being disposed at both ends of the handle or symmetrically disposed in the storage A side of the device. A split type energy storage device according to claim 1, wherein the current conversion device further comprises an inverter, a transformer, a rectifier or any combination thereof, and the split type energy storage device further The utility model comprises a solar input interface, a vehicle interface, a power charging interface or any combination thereof, which is disposed on a side of the current conversion device, the split energy storage device further comprises an AC output interface, and a current output interface. One of the USB output interfaces, or any combination thereof, disposed on the other side of the current conversion device. A split type energy storage device according to claim 1, wherein the split type energy storage device has a length of 200 mm to 300 mm, a width of 200 mm to 400 mm, and a height of 300 mm to 500 mm. A current conversion device is used for splicing with an energy storage device. The splicing surface of the energy storage device is provided with a second docking device, wherein the splicing surface of the current conversion device is provided with a first docking device. When splicing, the first butt connector and the second butt connector are electrically connected through a plug terminal. An energy storage device is used for splicing with a current conversion device. The splicing surface of the current conversion device is provided with a first connector, wherein a splicing surface of the energy storage device is correspondingly provided with a second connector. When splicing, the first butt connector and the second butt connector are electrically connected through a plug terminal.

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