CN212676919U

CN212676919U - Electromagnetic interference resistance's wireless lead acid battery that charges

Info

Publication number: CN212676919U
Application number: CN202021374327.2U
Authority: CN
Inventors: 黄刚; 苏毅涛
Original assignee: Jiangmen Leien Cell Technology Co ltd
Current assignee: Jiangmen Leien Cell Technology Co ltd
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-03-09
Anticipated expiration: 2030-07-13

Abstract

The utility model discloses an electromagnetic interference resistance's wireless charging lead acid battery relates to wireless charging technology field. The utility model discloses a lead acid battery body, junction tube, electromagnetic interference circle, transmitting terminal coil and battery case, battery case's internally mounted has the lead acid battery body, is connected with anodal wiring and negative pole wiring on the positive terminal of lead acid battery body and the negative terminal respectively, and the other end of anodal wiring and negative pole wiring is connected with the junction tube one end of setting directly over the lead acid battery body, and the other end of junction tube is connected with the pencil. The utility model discloses a set up the electromagnetic interference circle, can strengthen the magnetic field intensity of coil, have higher magnetism convergence effect simultaneously, prevent that metallic conductor from disturbing to the decay in magnetic field, playing the effect that the metal was kept apart, prevent the energy waste, improve charging efficiency, it is poor to have solved current wireless rechargeable battery interference killing feature, charging efficiency is low, awkward problem.

Description

Electromagnetic interference resistance's wireless lead acid battery that charges

Technical Field

The utility model belongs to the technical field of wireless charging, especially, relate to an electromagnetic interference resistance's wireless charging lead-acid batteries.

Background

Wireless charging does not charge the plug wire as the name implies, and is similar with wiFi, and is very convenient, can supply power for electronic equipment such as cell-phone anytime and anywhere in theory, and wireless charging principle in the general meaning is exactly that electric energy conversion is magnetic field, and air transmission is passed through in magnetic field, and the process of electric energy is reconverted to magnetic field, and wireless charging generally has four major technologies in the trade: the wireless charger is a device which charges by utilizing the electromagnetic wave induction principle, a coil is respectively arranged at a transmitting end and a receiving end, the coil at the transmitting end is connected with a wired power supply to generate an electromagnetic signal, the coil at the receiving end induces the electromagnetic signal at the transmitting end to generate current to charge a battery, namely when an alternating electric signal is passed through a transmitting coil, the alternating electric field generates a changing magnetic field through the transmitting coil, the changing magnetic field has the magnetic coupling effect on the coils around the transmitting coil, the Faraday electromagnetic induction law obtains, the changing magnetic field generates an electric field, the electric field generates current, but the existing wireless charging battery is often interfered by other electronic equipment around in the using process, and the electromagnetic interference influences the normal operation of wireless charging, therefore, there is a need to improve the prior art to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electromagnetic interference resistance's wireless rechargeable lead-acid battery, through setting up the electromagnetic interference circle, can strengthen the magnetic field intensity of coil, have higher magnetism convergence effect simultaneously, prevent that metallic conductor from playing the effect that the metal is kept apart to the decay interference in magnetic field, prevent that the energy is extravagant, improve charge efficiency, it is poor to have solved current wireless rechargeable battery interference killing feature, charge efficiency is low, awkward problem.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a wireless charging lead-acid battery with electromagnetic interference resistance, which comprises a lead-acid battery body, a wiring tube, an electromagnetic interference ring, a transmitting terminal coil and a battery shell, wherein the lead-acid battery body is arranged in the battery shell, a positive terminal and a negative terminal of the lead-acid battery body are respectively connected with a positive wiring and a negative wiring, the other ends of the positive wiring and the negative wiring are connected with one end of the wiring tube arranged right above the lead-acid battery body, the other end of the wiring tube is connected with a wiring harness, the wiring harness is electrically connected with the positive wiring and the negative wiring in the wiring tube, the electromagnetic interference ring is connected in series on the wiring harness, the wiring harness is wound and connected with the electromagnetic interference ring for a circle, the other end of the wiring harness is provided with a wiring harness plug, and the wiring harness plug is matched with the transmitting terminal coil arranged, the electromagnetic interference ring comprises a soft magnetic sheet and a rubber protective sleeve, wherein the soft magnetic sheet is welded into a tubular shape, and the rubber protective sleeve is sleeved outside the soft magnetic sheet.

Further, battery case's preceding terminal surface bottom one side is provided with the interface that charges, interface and lead acid battery body electric connection charge, battery case's preceding terminal surface bottom opposite side is provided with switch, switch is connected with the pencil, and the setting of the interface that charges can conveniently charge to lead acid battery body, and switch's setting can make things convenient for opening and closing of personnel's control wireless charging, improves the convenience of operation.

Further, the strip-shaped heat dissipation ports are formed in the two sides of the battery shell and are arranged at equal intervals from top to bottom, and the arrangement of the strip-shaped heat dissipation ports can facilitate heat dissipation of the lead-acid battery body in the operation process, so that a good operation environment is improved for the lead-acid battery body.

Furthermore, two portable handles are symmetrically arranged on the upper end of the battery shell on two sides of the transmitting end coil, and the portable handles are convenient for people to carry the device, so that the carrying convenience is improved.

Further, the transmitting terminal coil is embedded and installed on the upper end face of the battery shell, and the upper end face of the transmitting terminal coil is flush with the upper end face of the battery shell, so that the surface of the battery shell looks more attractive, and meanwhile, a mobile phone can be placed conveniently for wireless charging.

Furthermore, the thickness of the soft magnetic sheet is between 0.5 and 0.8mm, the soft magnetic sheet with the thickness can meet practical requirements and cannot cause consumption of a large amount of magnetic materials, the thickness of the rubber protective sleeve is between 1.5 and 3.5mm, the comfort degree of people in holding can be improved by the rubber protective sleeve with the thickness, and meanwhile, the effect of insulation protection is improved.

The utility model discloses following beneficial effect has:

1. the utility model has the advantages that the electromagnetic interference ring is arranged, the soft magnetic sheet is arranged in the electromagnetic interference ring, the soft magnetic sheet is made into a tubular shape and is sleeved on the wire harness connecting the lead-acid battery and the transmitting end coil, and the wire harness is wound on the electromagnetic interference ring for at least one circle, when the current of the lead-acid battery flows to the transmitting end coil through the wire harness, the magnetic soft magnetic sheet can generate a magnetic field which can block the external electromagnetic signal and enhance the magnetic field intensity of the transmitting end coil, and simultaneously has higher magnetic convergence effect, thereby preventing the attenuation interference of the metal conductor to the magnetic field, playing the role of metal isolation, preventing energy waste, improving the charging efficiency, having good impedance matching effect, and the electromagnetic interference ring adopts the miniaturization design, the product is suitable for being installed in a narrow space, and solving the poor electromagnetic interference resistance of the prior art, low charging efficiency and inconvenient use.

2. The utility model discloses a cup joint the rubber protection layer in soft magnetic sheet's outside, the setting of rubber protection layer can play insulating effect, improves the security of personnel when using to possess certain anti-skidding effect, improve the comfort when gripping.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

FIG. 1 is an overall connection diagram of the present invention;

FIG. 2 is a cross-sectional view of the EMI coil of FIG. 1 in accordance with the present invention;

FIG. 3 is an overall internal installation view of the present invention;

fig. 4 is an overall appearance diagram of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a lead-acid battery body; 2. a wire connecting pipe; 3. an electromagnetic interference ring; 4. a transmitting end coil; 5. positive electrode wiring; 6. a negative electrode wiring; 7. a wire harness; 8. a wire harness plug; 9. a battery case; 10. a soft magnetic sheet; 11. a rubber protective sleeve; 12. a charging interface; 13. a power switch; 14. a carrying handle; 15. a strip-shaped heat dissipation opening.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1 and 3, the present invention relates to a wireless rechargeable lead-acid battery with electromagnetic interference resistance, which comprises a lead-acid battery body 1, a connection tube 2, an electromagnetic interference ring 3, a transmitting terminal coil 4 and a battery case 9, wherein the battery case 9 is internally provided with the lead-acid battery body 1, a positive terminal and a negative terminal of the lead-acid battery body 1 are respectively connected with a positive wiring 5 and a negative wiring 6, the other ends of the positive wiring 5 and the negative wiring 6 are connected with one end of the connection tube 2 arranged right above the lead-acid battery body 1, the other end of the connection tube 2 is connected with a wiring harness 7, the wiring harness 7 is electrically connected with the positive wiring 5 and the negative wiring 6 in the connection tube 2, the electromagnetic interference ring 3 is connected in series on the wiring harness 7, the wiring harness 7 is wound on the electromagnetic interference ring 3 for a circle, the other end of the wiring harness 7 is provided with a wiring plug 8, the wiring plug 8 is inserted and matched with the transmitting terminal coil, the transmitting terminal coil 4 is embedded on the upper end face of the battery shell 9, and the upper end face of the transmitting terminal coil 4 is flush with the upper end face of the battery shell 9, when in use, the power switch 13 is pressed to switch on a circuit between the lead-acid battery body 1 and the transmitting terminal coil 4, current in the lead-acid battery body 1 flows to the transmitting terminal coil 4 through the wiring harness 7, meanwhile, when the current in the wiring harness 7 passes through the electromagnetic interference ring 3, a magnetic field is generated around the electromagnetic interference ring 3, the magnetic field shields external electromagnetic signals, the magnetic field strength of the transmitting terminal coil 4 is further enhanced, attenuation interference of a metal conductor to the magnetic field is prevented, the metal isolation effect is achieved, and the charging efficiency is improved.

Referring to fig. 1-2, the electromagnetic interference coil 3 includes a soft magnetic sheet 10 and a rubber protective sleeve 11, the soft magnetic sheet 10 is welded into a tubular shape, the rubber protective sleeve 11 is sleeved outside the soft magnetic sheet 10, the thickness of the soft magnetic sheet 10 is between 0.5 mm and 0.8mm, the thickness of the rubber protective sleeve 11 is between 1.5 mm and 3.5mm, the rubber protective sleeve 11 can play a role of insulation protection, so as to prevent a person from touching the electromagnetic interference coil 3 in an electrified state to cause electric shock, and improve the safety of use.

Please refer to fig. 4, a charging interface 12 is disposed on one side of the bottom of the front end face of the battery case 9, the charging interface 12 is electrically connected to the lead-acid battery body 1, a power switch 13 is disposed on the other side of the bottom of the front end face of the battery case 9, the power switch 13 is connected to the wire harness 7, bar-shaped heat dissipation ports 15 are disposed on two sides of the battery case 9, and the bar-shaped heat dissipation ports 15 are disposed at equal intervals from top to bottom, when the lead-acid battery body 1 operates, the bar-shaped heat dissipation ports 15 can rapidly discharge heat generated by the operation of the lead-acid battery body 1, so as to ensure the safety of the operation, two carrying handles 14 are symmetrically disposed on two sides of the transmitting end coil 4 at the upper end of the battery case 9, and when the device needs to be carried, a person can hold the.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solution recorded in the foregoing embodiments is modified, and some technical features are replaced by equivalent, all belonging to the protection scope of the present invention.

Claims

1. The utility model provides an electromagnetic interference resistance's wireless lead acid battery that charges, includes lead acid battery body (1), junction tube (2), electromagnetic interference circle (3), transmitting terminal coil (4) and battery case (9), its characterized in that: the lead-acid battery comprises a battery shell (9), wherein a lead-acid battery body (1) is arranged inside the battery shell (9), a positive wiring terminal (5) and a negative wiring terminal (6) are respectively connected onto a positive wiring terminal and a negative wiring terminal of the lead-acid battery body (1), the other ends of the positive wiring terminal (5) and the negative wiring terminal (6) are connected with one end of a wiring pipe (2) arranged right above the lead-acid battery body (1), the other end of the wiring pipe (2) is connected with a wiring harness (7), the wiring harness (7) is electrically connected with the positive wiring terminal (5) and the negative wiring terminal (6) in the wiring pipe (2), an electromagnetic interference ring (3) is connected onto the wiring harness (7) in series, the wiring harness (7) is wound on the electromagnetic interference ring (3) for one circle, a wiring harness plug (8) is arranged at the other end of the wiring harness (7), and the wiring plug (8) is in plug-in plug fit with a transmitting, the electromagnetic interference ring (3) comprises a soft magnetic sheet (10) and a rubber protective sleeve (11), the soft magnetic sheet (10) is welded into a tubular shape, and the rubber protective sleeve (11) is sleeved outside the soft magnetic sheet (10).

2. The wireless rechargeable lead-acid battery with electromagnetic interference resistance is characterized in that a charging interface (12) is arranged on one side of the bottom of the front end face of the battery shell (9), the charging interface (12) is electrically connected with the lead-acid battery body (1), a power switch (13) is arranged on the other side of the bottom of the front end face of the battery shell (9), and the power switch (13) is connected with the wire harness (7).

3. The wireless rechargeable lead-acid battery with electromagnetic interference resistance according to claim 1, wherein the battery case (9) is provided with strip-shaped heat dissipation ports (15) at two sides, and the strip-shaped heat dissipation ports (15) are arranged at equal intervals from top to bottom.

4. The wireless rechargeable lead-acid battery with electromagnetic interference resistance according to claim 1, wherein the upper end of the battery case (9) is symmetrically provided with two carrying handles (14) at two sides of the transmitting end coil (4).

5. The wireless rechargeable lead-acid battery with electromagnetic interference resistance as claimed in claim 1, characterized in that the transmitting end coil (4) is embedded on the upper end face of the battery shell (9), and the upper end face of the transmitting end coil (4) is flush with the upper end face of the battery shell (9).

6. An emi shielding wireless rechargeable lead-acid battery according to claim 1, characterized in that the thickness of the soft magnetic sheet (10) is between 0.5-0.8mm, and the thickness of the rubber protective sleeve (11) is between 1.5-3.5 mm.