WO2022241743A1

WO2022241743A1 - Overcharge and over-discharge protection device for outdoor battery

Info

Publication number: WO2022241743A1
Application number: PCT/CN2021/095004
Authority: WO
Inventors: 王柯辙
Original assignee: 台州舒诚科技有限公司
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2022-11-24

Abstract

Disclosed is an overcharge and over-discharge protection device for an outdoor battery, comprising a body. A solar panel is fixedly disposed on the top wall of the body. An annular battery cavity is formed in the body. The bottom wall of the battery cavity is communicated and provided with a turntable cavity. A turntable is rotatably disposed in the turntable cavity. The front, rear, left and right of the turntable are respectively provided with limiting channels passing through the top and bottom. A pre-tightening auxiliary shaft extending up and down is fixedly disposed on the bottom wall of the turntable. According to the present invention, the replacement of an electrical contact is achieved by means of a gear and rack, and the replacement of a constant current circuit and a constant voltage circuit is then achieved; moreover, pre-tightening is achieved by means of a torsion spring, and when a battery is out of power, the battery cam be immediately replaced with a standby battery by rotation; in addition, the battery is pushed out by means of cooperation of a push rod and an electromagnet, and direct battery rotation is implemented using a handle to replace the battery and expose battery vacancy.

Description

An outdoor battery overcharge and overdischarge prevention device

technical field

The invention relates to the technical field of novel power batteries, in particular to an outdoor battery overcharge and overdischarge prevention device.

Background technique

Solar batteries placed outdoors usually consume electricity because they cannot be charged at night. It is inevitable that sometimes the battery will be exhausted before daytime. Human replacement of the battery is often not timely, resulting in battery over-discharge and damage to the battery, even in the daytime. When the sun is sufficient, there is also concern about battery damage caused by overcharging, so it is necessary to design a device to prevent battery overcharging and over-discharging.

technical problem

The object of the present invention is to provide an outdoor battery overcharge and overdischarge prevention device for overcoming the above-mentioned defects in the prior art.

technical solution

An outdoor battery overcharge and overdischarge prevention device according to the present invention includes a fuselage, a solar panel is fixedly arranged on the top wall of the fuselage, and a ring-shaped battery chamber is arranged inside the fuselage, and the battery chamber The bottom wall is communicated with a turntable cavity, and the turntable cavity is rotatably provided with a turntable, and the front, rear, left, and right sides of the turntable are respectively provided with restricting channels that penetrate up and down. One end of the pre-tightening auxiliary shaft away from the turntable is fixedly provided with a pre-tightening compression spring, and the other end of the pre-tightening compression spring is fixedly provided with a pre-tightening main shaft extending up and down, and the pre-tightening main shaft is far away from the pre-tightening compression spring One end of one end extends into the pre-tightening gear cavity, and the pre-tightening gear cavity is provided with a pre-rotation device that will not rotate under the action of the pre-tightening compression spring after a quarter of the rotation is realized by the grooved wheel and the ratchet wheel. The left wall of the chamber is provided with a restricting chamber docked with the restricting channel, and the restricting chamber is provided with a restricting device that restricts the rotation of the turntable through electromagnetism and springs. The small size causes the electromagnetic to become smaller to cooperate with the pre-rotation device to replace the lithium battery. The top wall of the battery cavity is provided with a transverse cavity and a longitudinal cavity. The replacement of the voltage circuit further prevents the overcharging anti-overcharging device. There is a heightened conductive plate symmetrically arranged between the battery cavity and the horizontal cavity. The left wall of the longitudinal cavity is provided with a bevel gear chamber for changing wires, and a power device for providing power for the overcharge prevention device is arranged in the bevel gear chamber for changing wires, and a rear wall of the battery chamber is connected with an opening facing backwards. The loading and unloading chamber is equipped with a door device that realizes the opening and closing of the passage for placing the battery through magnets and torsion springs. The inner wall of the battery chamber is connected with a push chamber at the rear. The push-out device outside the equipment is pushed out from the loading and unloading chamber, and the loading and unloading device is installed on the rear side of the top wall of the pre-tightening gear chamber to realize the rotation of the turntable through the rocker arm to realize the battery loading and unloading.

On the basis of the above technical solution, one end of the preloading main shaft extending into the preloading gear chamber is fixedly provided with a preloading pinion, and the bottom wall of the preloading pinion is fixedly provided with a ratchet shaft extending up and down. One end of the ratchet shaft away from the pre-tightening pinion gear extends into the one-way cavity and the end is fixedly provided with a ratchet. The right side of the one-way cavity is provided with a pawl shaft extending up and down and extending into the pawl shaft cavity at both ends. The two ends of the ratchet shaft are fixedly provided with a pawl compression spring whose other end is fixed on the wall of the ratchet shaft cavity, and the outer surface of the ratchet shaft is fixedly provided with a pawl abutting against the ratchet wheel. The right side of the top wall of the gear chamber is provided with a preload power shaft extending up and down, and one end of the preload power shaft extending into the preload gear chamber is fixedly provided with a preload power gear meshing with the preload secondary gear, The end of the preload power shaft away from the preload power gear is fixedly provided with a preload motor whose output shaft is downward.

On the basis of the above technical solution, a limiting electromagnet with a coil wound on the outer surface is fixedly installed in the top wall of the limiting cavity, a limiting compression spring is fixedly installed on the top wall of the limiting cavity, and the other end of the limiting compression spring The fixed arrangement has a limit rod.

On the basis of the above technical solution, four sets of thread changing shafts are arranged in the transverse cavity and the longitudinal cavity around the central axis of the pre-tensioning secondary shaft, and the thread changing shafts are arranged outside the transverse cavity and the longitudinal cavity. The surface is fixed with electric contact gears, and the outer surface of the electric contact gears is provided with two sets of electric contact blocks at 90 degrees. A wire rack, the longitudinal cavity is provided with a longitudinal wire change rack meshing with the electric contact gear in the longitudinal cavity.

On the basis of the above technical solution, a wire changing motor with an output shaft rearward is fixedly installed in the left side of the front wall of the transverse cavity, and a wire changing main shaft extending forward and backward is fixedly installed at the end of the output shaft of the wire changing motor. The end of the main shaft far away from the line-changing motor penetrates the transverse cavity and then extends into the line-changing bevel gear cavity, and the end is fixedly equipped with a line-changing main bevel gear, and the line-changing main shaft is fixedly provided with a The horizontal wire changing gear meshed with the longitudinal wire changing rack, the right wall of the wire changing bevel gear chamber is fixedly provided with a wire changing sub-shaft extending left and right, and the wire changing sub-shaft extends into the wire changing bevel gear chamber One end of the thread changing auxiliary bevel gear is fixedly provided with the thread changing auxiliary bevel gear, and the end of the thread changing auxiliary shaft far away from the thread changing auxiliary bevel gear extends into the longitudinal cavity and the end is fixedly arranged with the thread changing auxiliary bevel gear. The longitudinal gear meshed with the longitudinal line changing rack.

On the basis of the above technical solution, a door shaft extending left and right is arranged in the top wall of the loading and unloading chamber. A spring is compressed, a door is fixedly arranged on the outer surface of the door shaft, an abutment block is fixedly arranged on the front wall of the door, and a magnet for absorbing the door is fixedly arranged in the bottom wall of the loading and unloading chamber.

On the basis of the above technical solution, a push electromagnet with a coil wound on the outer surface is fixedly arranged in the front wall of the push chamber, a push compression spring is fixedly arranged on the front wall of the push chamber, and the other end of the push compression spring is fixed A crescent-shaped crescent plate is provided.

On the basis of the above technical solution, a rotating shaft extending up and down is provided on the rear side of the top wall of the preloading gear chamber, and one end of the rotating shaft extending into the preloading gear chamber is fixedly provided with a The rotating gear, the rotating shaft extends upward into the bevel gear cavity and the end is fixedly equipped with a rotating pair of bevel gears, the bevel gear cavity is moved backward and provided with a rotating shaft extending forward and backward, and the rotating shaft extends into the bevel gear One end of the cavity is fixedly provided with a rotating main bevel gear meshed with the rotating secondary bevel gear, and the outer surface of the end of the rotating shaft away from the rotating main bevel gear is provided with a spline shaft, and the spline shaft only moves backward When reaching the limit, it is splined with the rotating shaft, and the end of the splined shaft away from the rotating shaft extends into the handle cavity and the end is fixedly provided with a handle.

Beneficial effect

The invention realizes the replacement of the electric contact through the rack and pinion, and then realizes the replacement of the constant current circuit and the constant voltage current. The rod cooperates with the electromagnetic to push out the battery, and the handle is used to directly rotate the battery to replace the battery and expose the battery space.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings required in the embodiments. Obviously, the accompanying drawings in the following description are only some of the present invention. Embodiments, for those of ordinary skill in the art, other drawings can also be obtained based on these drawings without any creative effort.

1 is a schematic diagram of the overall structure of an outdoor battery overcharge and overdischarge prevention device of the present invention;

Fig. 2 is the structural representation of A-A direction in Fig. 1 of the present invention;

Fig. 3 is the structural representation of B-B direction in Fig. 1 of the present invention;

Fig. 4 is the structural representation of C-C direction in Fig. 2 of the present invention;

Fig. 5 is a schematic structural diagram of the D-D direction in Fig. 2 of the present invention.

BEST MODE FOR CARRYING OUT THE INVENTION

Below in conjunction with Fig. 1-5 the present invention is described in detail, for the convenience of narration, the orientation described below is stipulated as follows now: the up, down, left, right, front and back directions mentioned below are consistent with the up, down, left, right, front and back directions of the projection relationship of Fig. 1 itself.

Referring to Figures 1-5, an outdoor battery overcharge and overdischarge prevention device according to an embodiment of the present invention includes a fuselage 1, a solar panel 26 is fixedly installed on the top wall of the fuselage 1, and inside the fuselage 1 A ring-shaped battery cavity 19 is provided, and the bottom wall of the battery cavity 19 is communicated with a turntable cavity 62. The turntable cavity 62 is rotatably provided with a turntable 16, and the turntable 16 is respectively provided with up and down penetrating holes. Restricting the channel 31, the bottom wall of the turntable 16 is fixedly provided with a preloaded auxiliary shaft 15 extending up and down, and the end of the preloaded auxiliary shaft 15 away from the turntable 16 is fixedly provided with a preloaded compression spring 14, and the preloaded compression The other end of the spring 14 is fixedly provided with a preloaded main shaft 13 extending up and down, and the end of the preloaded main shaft 13 away from the preloaded compression spring 14 extends into the preloaded gear chamber 2, and the preloaded gear chamber 2 is provided with a The grooved wheel cooperates with the ratchet to realize the pre-rotation device 901 that will not rotate under the action of the pre-tightened compression spring 14 after a quarter of the rotation, and the left wall of the battery cavity 19 is provided with a limiting cavity that is docked with the limiting channel 31 21. The restricting chamber 21 is provided with a restricting device 902 that restricts the rotation of the turntable 16 through electromagnetism and springs. The restricting device 902 cooperates with the pre-determined Turning device 901 to replace the lithium battery, the top wall of the battery chamber 19 is provided with a transverse chamber 23 and a longitudinal chamber 41, and the longitudinal chamber 41 is provided with rack and pinion to realize the replacement of the constant current circuit and the constant voltage circuit. An anti-overcharge device 903 for preventing overcharging, a heightened conductive plate 27 is arranged symmetrically between the battery cavity 19 and the horizontal cavity 23, and the left wall of the heightened conductive plate 27 on the left side is connected to an electric wire 22, The left wall of the longitudinal chamber 41 is provided with a bevel gear chamber 56 for changing wires, and the bevel gear chamber 56 is provided with a power device 904 for powering the overcharging prevention device 903. The rear wall of the battery chamber 19 is A loading and unloading chamber 44 with an opening facing backward is provided in the interior. The loading and unloading chamber 44 is provided with a door device 905 through magnets and torsion springs to realize the opening and closing of the passage for placing the battery. The inner wall of the battery chamber 19 is connected with a push chamber at the rear. 36, the pushing chamber 36 is provided with a push-out device 906 that can push the battery out of the equipment from the loading and unloading chamber 44, and the rear side of the top wall of the pre-tightening gear chamber 2 is provided with a rocker arm to realize the adjustment of the turntable 16 to rotate and then realize the loading and unloading device 907 for battery loading and unloading.

In addition, in one embodiment, the pre-tightening device 901 is described in detail, one end of the pre-tightening main shaft 13 protruding into the pre-tightening gear chamber 2 is fixedly provided with a pre-tightening pinion gear 12, and the pre-tightening The bottom wall of the pinion gear 12 is fixedly provided with a ratchet shaft 11 extending up and down. One end of the ratchet shaft 11 away from the preload pinion 12 extends into the one-way chamber 5 and the end is fixedly provided with a ratchet 10. The one-way chamber 5 The right side is provided with a ratchet shaft 6 extending up and down and extending into the ratchet shaft cavity 7 at both ends. Spring 8, the outer surface of the pawl shaft 6 is fixedly provided with a pawl 9 abutting against the ratchet wheel 10, and a pre-tightening power shaft 4 extending up and down is arranged in the right side of the top wall of the pre-tightening gear chamber 2, so One end of the preloading power shaft 4 extending into the preloading gear cavity 2 is fixedly provided with a preloading power gear 3 meshing with the preloading pinion 12, and the preloading power shaft 4 is far away from the preloading power gear One end of 3 is fixedly provided with the preload motor 63 of output shaft downward.

In addition, in one embodiment, the restricting device 902 is described in detail, the limit electromagnet 17 with a coil wound on the outer surface is fixedly arranged in the top wall of the restricting cavity 21, and the top wall of the restricting cavity 21 A limiting compression spring 20 is fixedly arranged, and the other end of the limiting compression spring 20 is fixedly arranged with a limiting rod 18 .

In addition, in one embodiment, the overfill prevention device 903 is described in detail, and four groups of transversely penetrating The thread changing shaft 59 of the transverse chamber 23 and the longitudinal chamber 41, the outer surface of the thread changing shaft 59 is fixed with an electric contact gear 29, and the outer surface of the electric contact gear 29 is provided with two sets of electric contact blocks 28 at ninety degrees. The horizontal cavity 23 is provided with a horizontal rewire rack 25 meshing with the electric contact gear 29 in the horizontal cavity 23, and the longitudinal cavity 41 is provided with the electric contact gear 29 in the longitudinal cavity 41. The vertical wire changing rack 40 that contacts gear 29 meshes.

In addition, in one embodiment, the power device 904 is described in detail. The left side of the front wall of the transverse cavity 23 is fixed with a line-changing motor 53 with an output shaft rearward, and the end of the output shaft of the line-changing motor 53 is A line-changing main shaft 54 extending forward and backward is fixedly arranged. One end of the line-changing main shaft 54 away from the line-changing motor 53 penetrates the transverse chamber 23 and then extends into the line-changing bevel gear cavity 56, and the end is fixedly provided with a line-changing main cone. Gear 55, the thread change main shaft 54 is fixed on the outer surface of the part of the transverse chamber 23, and the horizontal thread change gear 24 meshing with the longitudinal thread change rack 40 is fixedly arranged, and the right wall of the thread change bevel gear cavity 56 is fixed A line-changing sub-shaft 58 extending left and right is provided, and one end of the line-changing sub-shaft 58 extending into the line-changing bevel gear cavity 56 is fixedly provided with a line-changing secondary bevel gear 57 meshing with the line-changing main bevel gear 55 The end of the thread changing secondary shaft 58 away from the thread changing secondary bevel gear 57 extends into the longitudinal cavity 41 and the end is fixedly provided with a longitudinal gear 42 meshing with the longitudinal thread changing rack 40 .

In addition, in one embodiment, the door device 905 is described in detail, the door shaft 43 extending left and right is arranged in the top wall of the loading and unloading chamber 44, and the two ends of the door shaft 43 extend into the door spring chamber 60 and the ends are fixed. A door compression spring 61 whose other end is fixed on the wall of the door spring cavity 60 is provided, a door 46 is fixedly arranged on the outer surface of the door shaft 43, and an abutting block 45 is fixedly arranged on the front wall of the door 46, and the A magnet 47 that absorbs the door 46 is fixedly disposed in the bottom wall of the loading and unloading cavity 44 .

In addition, in one embodiment, the push-out device 906 is described in detail. The front wall of the push chamber 36 is fixed with a push electromagnet 39 with a coil wound on its outer surface. The front wall of the push chamber 36 is fixed A pushing and compressing spring 38 is provided, and the other end of the pushing and compressing spring 38 is fixedly provided with a crescent-shaped crescent plate 37 .

In addition, in one embodiment, the loading and unloading device 907 is described in detail. The rear side of the top wall of the preloading gear chamber 2 is provided with a rotating shaft 33 extending up and down, and the rotating shaft 33 extends into the preloading gear. One end of the cavity 2 is fixedly provided with a rotating gear 32 meshing with the pre-tightening auxiliary gear 12, the rotating shaft 33 extends upwards into the bevel gear chamber 35 and the end is fixedly provided with a rotating auxiliary bevel gear 34, the bevel gear chamber 35 Move back and be provided with the rotating shaft 50 that extends forward and backward, one end of described rotating shaft 50 stretching into described bevel gear chamber 35 is fixedly provided with the rotating main bevel gear 52 that meshes with described rotating secondary bevel gear 34, described rotating shaft 50 A spline shaft 49 is arranged on the outer surface of one end away from the rotating main bevel gear 52, and the spline shaft 49 is splined with the rotation shaft 50 only when it moves back to the limit, and the spline shaft 49 is far away from the One end of the rotating shaft 50 extends into the handle chamber 48 and a handle 51 is fixedly disposed at the end.

In the initial state, no battery is placed on the turntable 16, the limit electromagnet 17 does not electromagnetically release the limit rod 18, the limit compression spring 20 has no load, the turntable 16 can rotate left and right, and the preload The compression spring 14 is in a no-load state, and there is no electromagnetism in the push electromagnet 39, so that the push compression spring 38 is in a no-load state, the crescent plate 37 stretches out of the push cavity 36, and the handle 51 is located at the In the handle cavity 48, the door compression spring 61 is in a torsion state, and the magnet 47 absorbs the door 46 at the same time, and the battery is loaded, and the handle 51 is pulled out to drive the spline shaft 49 to move backward. The spline shaft 49 is spline connected with the rotating shaft 50, and the door 46 is pulled, and under the action of the door compression spring 61, the door 46 is opened to the passage of the loading and unloading chamber 44, and the first battery is pushed in. , turning the handle 51 drives the spline shaft 49 to rotate, the spline shaft 49 rotates to drive the rotation shaft 50 to rotate, the rotation of the rotation shaft 50 drives the rotation of the main bevel gear 52 to rotate, the rotation of the main The rotation of the bevel gear 52 drives the rotation of the secondary bevel gear 34, the rotation of the secondary bevel gear 34 drives the rotation of the rotation shaft 33, the rotation of the rotation shaft 33 drives the rotation of the rotation gear 32, and the rotation of the rotation gear 32 Drive the pre-tightening pinion 12 to rotate, the pre-tightening pinion 12 rotates to drive the pre-tightening main shaft 13 to rotate, the pre-tightening main shaft 13 rotates to drive the pre-tightening compression spring 14 to rotate, and the pre-tightening compression spring 14 rotates to drive the pre-tightening sub-shaft 15 to rotate, and the rotation of the pre-tightening sub-shaft 15 drives the turntable 16 to rotate, and the rotation of the turntable 16 drives the battery to enter the battery cavity 19, and the follow-up battery is started to be installed. When four After the batteries are loaded, close the door 46 and be attracted by the magnet 47, the door compression spring 61 is twisted, the abutment block 45 is against the rear battery, and the handle 51 is pushed forward to drive the flower The key shaft 49 moves forward, and the spline shaft 49 and the rotating shaft 50 can slide relative to each other. At this time, when power is applied, the limiting electromagnet 17 generates electromagnetic adsorption and the limiting rod 18 moves upward, and the limiting rod 18 limits The turntable 16 rotates, the limiting compression spring 20 is pulled, the push electromagnet 39 generates electromagnetic adsorption to the crescent plate 37, the push compression spring 38 is compressed, and at the same time, the pretension motor 63 rotates to drive the The pre-tightening power shaft 4 rotates, and the pre-tightening power shaft 4 rotates to drive the pre-tightening power gear 3 to rotate, and the pre-tightening power gear 3 rotates once to drive the pre-tightening secondary gear 12 to rotate for a quarter of a circle, so The rotation of the pre-tightening pinion 12 drives the rotation of the ratchet shaft 11, the rotation of the ratchet shaft 11 drives the rotation of the ratchet 10, the pawl 9 restricts the rotation of the ratchet 10, and the pre-tightening compression spring 14 is twisted , when the solar panel 26 is overcharged for the battery, the wire changing motor 53 rotates to drive the wire changing main shaft 54 to rotate, and the wire changing main shaft 54 rotates to drive the horizontal wire changing gear 24 to rotate, which is horizontal changing The wire gear 24 rotates to drive the horizontal Move to the left of the wire change rack 25, the horizontal wire change rack 25 drives the electric contact gear 29 to rotate, and the rotation of the electric contact gear 29 causes the electric contact block 28 to be replaced and then replaced with a constant voltage circuit. The rotation of the line change main bevel gear 54 drives the rotation of the line change main bevel gear 55, and the rotation of the line change main bevel gear 55 drives the rotation of the line change secondary bevel gear 57, and the rotation of the line change secondary bevel gear 57 drives the line change The auxiliary shaft 58 rotates, the rotation of the line changing auxiliary shaft 58 drives the rotation of the longitudinal gear 42, the rotation of the longitudinal gear 42 drives the rearward movement of the longitudinal gear 42, and the rearward movement of the longitudinal gear 42 drives the electric contact gear 29 Rotate, the electric contact gear 29 rotates so that the electric contact block 28 is replaced and then replaced with a constant voltage circuit. When the solar panel 26 is charging the battery normally, the wire changing motor 53 reverses to drive the wire changing spindle 54 reverse, the reversing of the reversing main shaft 54 drives the reversing of the lateral reversing gear 24, and the reversing of the reversing reversing gear 24 drives the lateral reversing rack 25 to move to the right, and the reversing of the lateral reversing rack 25 25 drives the electric contact gear 29 to reverse, and the electric contact gear 29 reverses to cause the electric contact block 28 to be replaced and then replaced with a constant current circuit. 55 reverses, the reversal of the main bevel gear 55 drives the reverse rotation of the secondary bevel gear 57, and the reverse rotation of the secondary bevel gear 57 drives the reverse rotation of the secondary shaft 58. The reverse rotation of the line sub-shaft 58 drives the reverse rotation of the longitudinal gear 42, the reverse rotation of the vertical gear 42 drives the forward movement of the longitudinal gear 42, the forward movement of the longitudinal gear 42 drives the reverse rotation of the electric contact gear 29, the The electric contact gear 29 reverses so that the electric contact block 28 is replaced and then replaced with a constant current circuit. When the solar panel 26 cannot charge the battery and the current battery power is used up, the limit electromagnet 17 loses the electromagnetic release The limit rod 18, the rebound of the limit compression spring 20 drives the limit rod 18 to move upward, the limit rod 18 releases the restriction of the turntable 16, and the rotation of the pre-tightening compression spring 14 drives the pre-tightening auxiliary shaft 15 Rotate, the rotation of the pre-tightening auxiliary shaft 15 drives the rotation of the turntable 16, the rotation of the turntable 16 drives the last battery to enter the power supply part, the limit electromagnet 17 generates electromagnetic adsorption and the limit rod 18 moves down, so The limiting compression spring 20 is pulled, and the preload motor 63 rotates to drive the preload power shaft 4 to rotate, the preload power shaft 4 rotates to drive the preload power gear 3 to rotate, and the preload power gear 3 rotates. 3 One revolution drives the preload pinion 12 to rotate a quarter of a circle, the preload pinion 12 rotates to drive the ratchet shaft 11 to rotate, the ratchet shaft 11 rotates to drive the ratchet 10 to rotate, the ratchet The claw 9 restricts the reverse rotation of the ratchet 10, and the pre-tightened compression spring 14 is twisted. When the battery needs to be replaced, the limit electromagnet 17 loses the electromagnetic release of the limit rod 18, and the limit compression spring 20 rebounds. Drive the limit rod 18 to move up to release the limit of the turntable 16, and the push electromagnet 39 loses the electromagnetic release of the month tooth plate 37, open the door 46, the door compression spring 61 returns to the unloaded state, pull out the handle 51 to drive the spline shaft 49 to move backward and be splined with the rotation shaft 50, and the push compression The spring 38 bounces back and drives the crescent plate 37 to push the rear battery out of the loading and unloading chamber 44, and turning the handle 51 drives the spline shaft 49 to rotate, and the rotation of the spline shaft 49 drives the rotation shaft 50 to rotate. The rotating shaft 50 drives the rotating main bevel gear 52 to rotate, the rotating main bevel gear 52 drives the rotating auxiliary bevel gear 34 to rotate, and the rotating auxiliary bevel gear 34 drives the rotating shaft 33 to rotate, The rotation of the rotation shaft 33 drives the rotation of the rotation gear 32, the rotation of the rotation gear 32 drives the rotation of the pre-tightening pinion 12, the rotation of the pre-tightening sub-gear 12 drives the rotation of the pre-tightening main shaft 13, and the rotation of the pre-tightening pinion The rotation of the tightening main shaft 13 drives the rotation of the pre-tightening compression spring 14, the rotation of the pre-tightening compression spring 14 drives the rotation of the pre-tightening sub-shaft 15, the rotation of the pre-tightening sub-shaft 15 drives the rotation of the turntable 16, and the rotation of the turntable 16 rotates to drive the battery into the battery cavity 19, and the crescent plate 37 moves forward to compress the pushing compression spring 38 due to its own shape some time before the battery turns to the rear side. After the battery turns to the rear side, the Push the compression spring 38 to rebound and drive the crescent plate 37 to move backward to push the battery out of the loading and unloading cavity 44. When all the electromagnetics are pushed out, the door 46 is closed and is attracted by the magnet 47, and the door compression spring 61 is pressed. By twisting, pushing the handle 51 to move forward drives the spline shaft 49 to move forward, and the spline shaft 49 and the rotating shaft 50 can slide relative to each other.

The beneficial effects of the present invention are: the present invention realizes the replacement of the electric contact through the rack and pinion, and then realizes the replacement of the constant current circuit and the constant voltage current, and at the same time realizes the pre-tightening through the torsion spring, so as to realize the immediate rotation when the battery is out of power Replace the spare battery, push the battery out through the push rod and the electromagnetic, and use the handle to realize the direct rotation of the battery to replace the battery and expose the battery vacancy.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the scope of the present invention. within the scope of protection.

Claims

The invention discloses an outdoor battery overcharge and overdischarge prevention device, which includes a fuselage, a solar panel is fixedly arranged on the top wall of the fuselage, and a ring-shaped battery chamber is arranged inside the fuselage, and the battery chamber The bottom wall is communicated with a turntable cavity, and the turntable cavity is rotatably provided with a turntable, and the front, rear, left, and right sides of the turntable are respectively provided with restricting channels that penetrate up and down. The invention realizes the replacement of the electric contact through the rack and pinion, and then realizes the replacement of the constant current circuit and the constant voltage current. The rod cooperates with the electromagnetic to push out the battery, and the handle is used to directly rotate the battery to replace the battery and expose the battery space.