CN215682989U

CN215682989U - Lithium iron phosphate battery pack energy storage backup power supply charging device

Info

Publication number: CN215682989U
Application number: CN202121958266.9U
Authority: CN
Inventors: 郭怀银; 王双雨; 刘超; 杨帆; 王亚伟; 张卿
Original assignee: Guo Huaiyin
Current assignee: Guo Huaiyin
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-01-28
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses an energy storage backup power supply charging device for a lithium iron phosphate battery pack, and relates to the technical field of lithium battery pack charging. The battery pack charging device comprises a bottom plate which is horizontally arranged, a transformer is fixed at the top of the bottom plate, a charging guide sheet is arranged at the output end of the transformer, two baffle plates are fixed on two sides of the bottom plate, and a contact plate for contacting a battery pack is arranged between the two baffle plates. When the battery pack is used, the battery pack is placed on the bearing plate, the positive and negative electrodes of the battery pack and the charging guide sheet can be kept at the same height by adjusting the height of the bearing plate, the touch plate can move towards one side of the transformer by the tightening assembly, so that the positive and negative electrodes of the battery pack are tightly attached to the charging guide sheet, the temperature of the battery pack can be monitored by the temperature sensor when the battery pack is charged, the ventilation assembly is started to ventilate and dissipate heat of the device when the temperature is monitored to exceed a certain temperature, and an alarm is sent when the temperature is monitored to be overhigh.

Description

Lithium iron phosphate battery pack energy storage backup power supply charging device

Technical Field

The utility model relates to the technical field of lithium battery pack charging, in particular to a charging device for an energy storage backup power supply of a lithium iron phosphate battery pack.

Background

The lithium iron phosphate battery is a lithium ion battery taking lithium iron phosphate as a positive electrode material, the positive electrode material of the lithium ion battery mainly comprises lithium cobaltate, lithium manganate, lithium nickelate, ternary materials, lithium iron phosphate and the like, the lithium ion battery does not contain metallic lithium and can be charged, and the lithium iron phosphate battery has the advantages of high working voltage, high energy density, long cycle life, good safety performance, small self-discharge rate and no memory effect.

Lithium iron phosphate group is become by a plurality of lithium iron phosphate batteries, and its specification and size is different, but current charging device's size is fixed mostly, can not adapt to various specification and size's group battery, and charging device can produce certain heat when charging lithium iron phosphate group battery, and the incident takes place easily when the temperature is higher, provides a lithium iron phosphate group energy storage back-up power charging device for this reason.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: the utility model provides an energy storage backup power supply charging device for a lithium iron phosphate battery pack, which aims to solve the problems that the size of the existing charging device is mostly fixed and cannot adapt to battery packs of various specifications and sizes, a certain amount of heat can be generated when the charging device charges the lithium iron phosphate battery pack, and safety accidents are easy to happen when the temperature is high.

The utility model specifically adopts the following technical scheme for realizing the purpose:

the utility model provides a lithium iron phosphate battery pack energy storage backup power charging device, includes the level to the bottom plate of placing, the bottom plate top is fixed with the transformer, the transformer output end is provided with the guide piece that charges, the bottom plate both sides are fixed with two baffles, two be provided with the conflict board that is used for the conflict group battery between the baffle, two the baffle with be provided with between the conflict board and be used for forcing the conflict board is close to compel tight subassembly of transformer, the conflict board is close to a lateral surface level of transformer is to being provided with height-adjustable's loading board, be provided with temperature sensor on the conflict board, two be provided with the ventilation assembly who is used for making the inside circulation of air of device on the baffle.

Furthermore, two the baffle is to having seted up the spout along its length, conflict board both ends are fixed with and follow the gliding slider of spout.

Further, compel tight subassembly and include the edge spout length is to setting up and running through the slide bar and the cover of slider are established outside the slide bar and both ends are fixed respectively the slider with spring on the spout inner wall.

Furthermore, the touch panel has a movable groove along the height direction, one side of the bearing plate is fixed with a connecting block which can slide along the movable groove, a threaded rod which is connected with the connecting block in a threaded manner is vertically arranged in the movable groove, and the top end of the threaded rod is fixed with a knob which is used for driving the threaded rod to rotate.

Furthermore, the ventilation assembly comprises through holes formed in the corresponding positions of the two baffles and a fan fixed in the through holes and connected with the temperature sensor through a lead.

Furthermore, mounting plates are fixed on two sides of the bottom plate, and mounting holes for fixing devices are formed in the mounting plates.

The utility model has the following beneficial effects:

1. when the charging device is used, the battery pack is placed on the bearing plate, the positive and negative electrodes of the battery pack and the charging guide sheet can be kept at the same height by adjusting the height of the bearing plate, the touch plate can be moved to one side of the transformer by the tightening assembly, so that the positive and negative electrodes of the battery pack are tightly attached to the charging guide sheet, the temperature of the battery pack can be monitored by the temperature sensor when the battery pack is charged, the ventilation assembly can be started to ventilate and radiate the device when the monitored temperature exceeds a certain temperature, and an alarm can be given when the monitored temperature is overhigh.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a cross-sectional view A-A of FIG. 2 of the present invention;

FIG. 4 is a cross-sectional view B-B of FIG. 2 in accordance with the present invention;

reference numerals: 1. a base plate; 2. a transformer; 3. a charging guide; 4. a baffle plate; 41. a chute; 5. a touch plate; 51. a slider; 6. a tightening assembly; 61. a slide bar; 62. a spring; 7. a carrier plate; 8. a temperature sensor; 9. a ventilation assembly; 91. a through hole; 92. a fan; 10. a movable groove; 11. connecting blocks; 12. a threaded rod; 13. a knob; 14. mounting a plate; 15. and (7) installing holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally arranged when the products of the present invention are used, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 and fig. 2, a lithium iron phosphate battery energy storage backup power charging device comprises a bottom plate 1 horizontally placed, a transformer 2 is fixed on the top of the bottom plate 1, a charging guide plate 3 is arranged at the output end of the transformer 2, two baffle plates 4 are fixed on two sides of the bottom plate 1, an abutting plate 5 for abutting against a battery pack is arranged between the two baffle plates 4, a pressing assembly 6 for forcing the abutting plate 5 to approach the transformer 2 is arranged between the two baffle plates 4 and the abutting plate 5, a supporting plate 7 with adjustable height is horizontally arranged on one side of the abutting plate 5 close to the transformer 2, a temperature sensor 8 is arranged on the abutting plate 5, a ventilation assembly 9 for circulating air inside the device is arranged on the two baffle plates 4, in some embodiments, the battery pack is placed on the supporting plate 7 when in use, the positive and negative poles of the battery pack and the charging guide plate 3 can be kept at the same height by adjusting the height of the supporting plate 7, the abutting plate 5 can be moved to one side of the transformer 2 through the tightening assembly 6, so that the positive and negative electrodes of the battery pack are tightly attached to the charging guide sheet 3, the temperature of the battery pack can be monitored through the temperature sensor 8 when the battery pack is charged, the ventilation assembly 9 can be started to ventilate and dissipate heat of the device when the temperature is monitored to exceed a certain temperature, and an alarm can be given when the temperature is monitored to be overhigh, so that the problems that the size of the conventional charging device is mostly fixed and cannot be adapted to the battery packs with various specifications and sizes, certain heat can be generated when the charging device charges the lithium iron phosphate battery pack, and safety accidents are easy to occur when the temperature is high are solved, more specifically, when the battery pack is used, the abutting plate 5 is pulled first to extrude the tightening assembly 6 to move to one side far away from the transformer 2, and then the battery pack is placed on the bearing plate 7, then adjust the height of loading board 7, make the positive negative pole of group battery and the guide 3 that charges keep at the same height, then loosen and touch panel 5, touch panel 5 can drive the group battery to move to transformer 2 one side under the effect of compelling subassembly 6, thereby make the positive negative pole of group battery hug closely on the guide 3 that charges, make the group battery can charge stably, and in the in-process that the group battery charges, can monitor the temperature of group battery through temperature sensor 8, when monitoring the temperature of group battery and surpassing certain temperature value, ventilation assembly 9 can start and carry out ventilation cooling to the device, in order to guarantee that the temperature of group battery can not continuously rise, and when temperature sensor 8 monitored the temperature of group battery too high, temperature sensor 8 can send out the police dispatch newspaper, the suggestion user handles in time, avoid taking place the incident.

As shown in fig. 1 and 3, the two baffle plates 4 are provided with sliding grooves 41 along the length direction thereof, and two ends of the abutting plate 5 are fixed with sliding blocks 51 capable of sliding along the sliding grooves 41, where the sliding blocks 51 are fixed at two ends of the abutting plate 5 and can slide along the sliding grooves 41, so that the abutting plate 5 can slide along the length direction of the baffle plates 4 through the sliding grooves 41 and the sliding blocks 51.

As shown in fig. 1 and fig. 3, the tightening assembly 6 includes a sliding rod 61 disposed along the length direction of the sliding slot 41 and penetrating through the sliding block 51, and a spring 62 sleeved outside the sliding rod 61 and having two ends fixed on the inner walls of the sliding block 51 and the sliding slot 41, where the sliding block 51 is provided with a through hole, the sliding rod 61 is inserted in the through hole and has two ends fixed to the baffle 4, so that the touch plate 5 can stably slide along the length direction of the baffle 4, where the two ends of the spring 62 are fixed to the inner walls of the sliding block 51 and the sliding slot 41, under the elastic force of the spring 62, the sliding block 51 can slide along the sliding rod 61 to one side of the transformer 2, thereby driving the touch plate 5 to move to the side close to the transformer 2.

As shown in fig. 1 and 4, the contact plate 5 has a movable groove 10 along the height direction, and one side of the bearing plate 7 is fixed with a connecting block 11 capable of sliding along the movable groove 10, and the movable groove 10 is internally vertically provided with a threaded rod 12 in threaded connection with the connecting block 11, and the top of the threaded rod 12 is fixed with a knob 13 for driving the threaded rod 12 to rotate, wherein the threaded rod 12 is connected with the bottom plate 1 and the contact plate 5 through a bearing, the knob 13 is rotated to drive the threaded rod 12 to rotate when in use, because the threaded rod 12 is in threaded connection with the connecting block 11, the threaded rod 12 can drive the connecting block 11 to vertically move along the movable groove 10 when rotating, and therefore the height of the bearing plate 7 can be adjusted.

As shown in fig. 1 and 3, the ventilation assembly 9 includes through holes 91 formed in the corresponding positions of the two baffles 4 and fans 92 fixed in the through holes 91 and connected to the temperature sensors 8 through wires, where the fans 92 are fixed in the through holes 91 and connected to the temperature sensors 8 through wires, when the temperature sensors 8 monitor that the temperature exceeds a certain temperature value, the fans 92 can operate, and when the fans 92 are started, the fans blow air to the battery pack, so that the air inside the device circulates, and the effect of cooling the battery pack is achieved.

As shown in fig. 1 and 2, mounting plates 14 are fixed on two sides of the bottom plate 1, and mounting holes 15 for fixing devices are opened on the mounting plates 14, the mounting plates 14 are symmetrically arranged on two sides of the bottom plate 1, and bolts can be inserted into the mounting holes 15 to fix the mounting plates 14, so as to fix the bottom plate 1.

Claims

1. A lithium iron phosphate battery pack energy storage backup power supply charging device is characterized by comprising a bottom plate (1) horizontally arranged, a transformer (2) is fixed on the top of the bottom plate (1), a charging guide sheet (3) is arranged at the output end of the transformer (2), two baffles (4) are fixed on two sides of the bottom plate (1), a conflict plate (5) used for conflicting the battery pack is arranged between the two baffles (4), a packing assembly (6) used for forcing the conflict plate (5) to be close to the transformer (2) is arranged between the two baffles (4) and the conflict plate (5), a bearing plate (7) with adjustable height is horizontally arranged on one side of the touch plate (5) close to the transformer (2), the device is characterized in that the touch plate (5) is provided with a temperature sensor (8), and the two baffles (4) are provided with ventilation components (9) for circulating air inside the device.

2. The lithium iron phosphate battery pack energy storage backup power supply charging device according to claim 1, characterized in that two baffles (4) are provided with a sliding groove (41) along the length direction thereof, and two ends of the touch plate (5) are fixed with sliding blocks (51) capable of sliding along the sliding groove (41).

3. The lithium iron phosphate battery pack energy storage backup power supply charging device according to claim 2, characterized in that the tightening assembly (6) comprises a sliding rod (61) disposed along the length direction of the sliding groove (41) and penetrating through the sliding block (51), and a spring (62) sleeved outside the sliding rod (61) and having two ends fixed on the sliding block (51) and the inner wall of the sliding groove (41), respectively.

4. The lithium iron phosphate battery pack energy storage backup power charging device according to claim 1, characterized in that the contact plate (5) is provided with a movable groove (10) along the height direction thereof, one side of the bearing plate (7) is fixed with a connecting block (11) capable of sliding along the movable groove (10), a threaded rod (12) in threaded connection with the connecting block (11) is vertically arranged in the movable groove (10), and a knob (13) for driving the threaded rod (12) to rotate is fixed at the top end of the threaded rod (12).

5. The lithium iron phosphate battery pack energy storage backup power supply charging device according to claim 1, characterized in that the ventilation assembly (9) comprises through holes (91) formed at corresponding positions of the two baffles (4) and a fan (92) fixed in the through holes (91) and connected with the temperature sensor (8) through a wire.

6. The lithium iron phosphate battery pack energy storage backup power supply charging device according to claim 1, characterized in that mounting plates (14) are fixed on two sides of the bottom plate (1), and mounting holes (15) for fixing devices are formed in the mounting plates (14).