CN213420911U

CN213420911U - Rechargeable miner's lamp of magnetism

Info

Publication number: CN213420911U
Application number: CN202022728383.8U
Authority: CN
Inventors: 文新国; 吴少琼; 王科新
Original assignee: Shaanxi Asttar Explosion Proof Safety Technology Co ltd
Current assignee: Shaanxi Asttar Explosion Proof Safety Technology Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-06-11
Anticipated expiration: 2030-11-23

Abstract

The utility model belongs to the technical field of safety equipment for the colliery, concretely relates to rechargeable miner's lamp is inhaled to magnetism. The miner lamp comprises a lamp holder assembly, a battery, a shell and a fixing part, wherein the lamp holder assembly and the battery are arranged in the shell, and the fixing part is a U-shaped mechanism and is fixed at one end of the shell; the lamp holder assembly comprises a light source group and a control circuit board, the light source group and the control circuit board are sequentially arranged in the shell, and the light source group is electrically connected with the control circuit board; the bottom of the shell is provided with a charging interface end, the charging interface end is provided with a lamp holder end magnetic pole and is matched with the charging end magnetic pole, the charging interface end is further connected with a plurality of blocking diodes, and the charging interface end is electrically connected with the control circuit board. The utility model has the advantages that: because the magnetic attraction charging mode is adopted, the charging head and the shell are designed in a plane, a jack type structure does not exist, and the problems of poor contact and the like caused by dust accumulation during charging are avoided.

Description

Rechargeable miner's lamp of magnetism

Technical Field

The utility model belongs to the technical field of safety equipment for the colliery, concretely relates to rechargeable miner's lamp is inhaled to magnetism.

Background

At present, most of existing mine lamps are composed of an LED light source assembly, a lithium battery pack, a battery protection circuit, a lithium battery charging intelligent chip circuit, a lamp holder, a battery cabin, a connecting cable and the like, the charging structure of the mine lamp is also in a hook type jack mode, a large-size charging cabinet is required to be arranged outside, the cost is increased, and due to the fact that a charging socket of the mine lamp is used in an underground coal dust environment, the problem that the plug is blocked by coal ash, contact failure and the like are caused is prone to occurring.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide a rechargeable miner's lamp of magnetism.

The utility model aims at solving through the following technical scheme:

the magnetic-suction charging type miner lamp comprises a lamp cap component, a battery, a shell and a fixing part, wherein the lamp cap component and the battery are arranged in the shell, and the fixing part is a U-shaped mechanism and is fixed at one end of the shell;

the lamp holder assembly comprises a light source group and a control circuit board, the light source group and the control circuit board are sequentially arranged in the shell, and the light source group is electrically connected with the control circuit board;

the bottom of the shell is provided with a charging interface end, the charging interface end is provided with a lamp holder end magnetic pole and is matched with the charging end magnetic pole, the charging interface end is further connected with a plurality of blocking diodes, and the charging interface end is electrically connected with the control circuit board.

Further, the shell comprises a lamp head shell, a tail bin and a battery bin, the lamp head shell is a cylinder, the tail bin is a sector, the battery bin is perpendicular to the tail bin, and the lamp head shell, the tail bin and the battery bin are integrally formed.

Furthermore, the end face of the battery compartment is in threaded connection with the battery compartment cover, and the battery is placed in the battery compartment.

Furthermore, the lamp holder assembly further comprises lamp holder glass, and the lamp holder glass and the light source group are sequentially arranged in the lamp holder shell and are fixed through the lamp holder ring.

Furthermore, the lamp holder ring is an annular component, threads are arranged on the inner side of the lamp holder ring, steps are arranged at the tops of the threads, and the lamp holder glass is fixed at the end part of the lamp holder shell through the steps.

Furthermore, the light source group is a circular truncated cone-shaped LED light source group with an opening at the bottom, two sides of the circular truncated cone are outward cambered surfaces, one side of the opening of the light source group is provided with lamp cap glass, and the other side of the opening of the light source group is provided with a control circuit board; the shell is internally provided with a groove, and the light source group is fixed inside the lamp holder shell through the groove.

Further, this rechargeable miner's lamp of magnetism still includes switch, switch set up in the top in tail bin.

Furthermore, a safety screw is arranged on the outer side of the lamp holder ring.

Furthermore, the number of the blocking diodes is 3, the anode of each blocking diode is connected with the magnetic pole at the lamp holder end, and the cathode of each blocking diode is connected with the light source group.

The utility model has the advantages that: this patent is owing to adopt magnetism to inhale the mode of charging, consequently charges head and casing and becomes planar design, does not have the structure of jack formula, avoids the dust to pile up contact failure scheduling problem when leading to charging. Meanwhile, the original jack type charging structure is not needed, so that the size of the miner lamp body is smaller and lighter, and the weight of the miner lamp body carried in the well is reduced. Due to the application of the charging structure, the requirement on the external charger is low, so that the size of the charger is miniaturized, and the cost is greatly reduced.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

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

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

fig. 3 is a right side view of fig. 2 in accordance with the present invention;

fig. 4 is a magnetic charging circuit diagram of the present invention.

Wherein: 1 is a lamp holder component; 11 is a light source group; 12 is a control circuit board; 13 is a charging end magnetic pole; 14 is lamp holder glass; 15 is a lamp holder ring; 2 is a battery; 3 is a shell; 31 is a lamp holder shell; 32 is a tail bin; 33 is a battery chamber; 331 is a battery compartment cover; 4 is a fixed part; 5 is a power switch; 6 is a charging interface end; and 7, a safety screw.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus consistent with certain aspects of the invention, as detailed in the following claims.

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and the embodiments.

Referring to fig. 1-4, the magnetic rechargeable miner's lamp comprises a lamp holder assembly 1, a battery 2, a shell 3 and a fixing part 4, wherein the lamp holder assembly 1 and the battery are arranged inside the shell 3, and the fixing part 4 is a U-shaped mechanism and is fixed at one end of the shell 3;

the lamp holder assembly 1 comprises a light source group 11 and a control circuit board 12, the light source group 11 and the control circuit board 12 are sequentially arranged inside the shell 3, and the light source group 11 is electrically connected with the control circuit board 12;

the bottom of the shell 3 is provided with a charging interface end 6, the charging interface end 6 is provided with a lamp holder end magnetic pole which is matched with the charging end magnetic pole 13, the charging interface end 6 is further connected with a plurality of blocking diodes, and the charging interface end 6 is electrically connected with the control circuit board.

In the charging process, the lamp head end and the charging end are both provided with magnetic poles, so that the charging end is only required to be close to the charging head of the miner lamp, and the charging end and the charging head of the miner lamp can be attracted by themselves and start to charge.

Further, the housing 3 includes a lamp head shell 31, a tail bin 32 and a battery bin 33, the lamp head shell 31 is a cylinder, the tail bin 32 is a sector, the battery bin 33 is perpendicular to the tail bin 32, and the lamp head shell 31, the tail bin 32 and the battery bin 33 are integrally formed. The shell 3 is made of PC industrial plastic, the fixing part 4 is a metal U-shaped cap hook, and the metal U-shaped cap hook is fixed on the shell 3 through a bolt and can be hooked on a safety helmet when in use.

Further, the end face of the battery compartment 33 is connected with a battery compartment cover 331 through a screw thread, and the battery is placed in the battery compartment 33. A battery compartment gasket is also provided between the battery compartment 33 and the battery compartment cover 331 for sealing the battery compartment 33.

Further, the lamp holder assembly 1 further comprises lamp holder glass, and the lamp holder glass and the light source group 11 are sequentially arranged in the lamp holder shell 31 and fixed through a lamp holder ring.

Further, the lamp holder ring is an annular member, the inner side of the lamp holder ring is provided with threads, the top of the threads is provided with steps, and the lamp holder glass is fixed at the end part of the lamp holder shell 31 through the steps.

Further, the light source group 11 is a truncated cone-shaped LED light source group 11 with an opening at the bottom, two sides of the truncated cone are outward arc surfaces, one side of the opening of the light source group 11 is lamp cap glass, and the other side is a control circuit board 12; a groove is formed inside the housing 3, and the light source group 11 is fixed inside the lamp head shell 31 through the groove.

Further, this rechargeable miner's lamp of magnetism still includes switch 5, switch 5 set up in the top of tail bin 32.

The power switch 5 comprises a light touch switch, a button and a button sleeve, the button is fixed on the light touch switch through the button sleeve, and the bottom of the light touch switch is electrically connected with the switch circuit board.

Further, a safety screw 7 is arranged outside the lamp cap ring 15.

Furthermore, the number of the blocked diodes is 3, the anodes and the cathodes of the 3 blocked diodes are sequentially connected to form a diode group, the anode of the diode group is connected with the anode of the magnetic pole at the lamp holder end, the cathode of the diode group is connected with the cathode of the light source group 11, the light source group 11 is a light emitting diode, the anode of the light emitting diode is connected with the cathode of a battery, and finally, the anode of the battery is connected with the cathode of the magnetic pole at the lamp holder end.

The charging positive electrode and the charging negative electrode of the charging structure are exposed on the surface of the miner lamp without being covered by coal ash, and the connection and the conductivity of the charging positive electrode and the charging negative electrode can be ensured as long as the surface of the miner lamp is periodically wiped. Because the blocking diode is connected to the charging interface end, the exposed charging two poles can be ensured not to generate sparks and cause explosion even if the charging two poles are short-circuited, and the explosion-proof requirement of the miner lamp is met.

The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.

It is to be understood that the present invention is not limited to what has been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.

Claims

1. A magnetic suction charging type miner lamp is characterized by comprising a lamp holder component (1), a battery (2), a shell (3) and a fixing part (4), wherein the lamp holder component (1) and the battery (2) are arranged in the shell (3), and the fixing part (4) is a U-shaped mechanism and is fixed at one end of the shell (3);

the lamp holder assembly (1) comprises a light source group (11) and a control circuit board (12), the light source group (11) and the control circuit board (12) are sequentially arranged inside the shell (3), and the light source group (11) is electrically connected with the control circuit board (12);

the bottom of the shell (3) is provided with a charging interface end (6), the charging interface end (6) is provided with a lamp holder end magnetic pole and is matched with the charging end magnetic pole (13), the charging interface end (6) is further connected with a plurality of blocking diodes, and the charging interface end (6) is electrically connected with the control circuit board.

2. The magnetic attraction charging type miner lamp according to claim 1, wherein the housing (3) comprises a lamp head shell (31), a tail bin (32) and a battery bin (33), the lamp head shell (31) is a cylinder, the tail bin (32) is a sector, the battery bin (33) is perpendicular to the tail bin (32), and the lamp head shell (31), the tail bin (32) and the battery bin (33) are integrally formed.

3. The magnetic rechargeable miner's lamp of claim 2 wherein the end face of the battery compartment (33) is threaded to the battery compartment cover (331), and the battery (2) is placed in the battery compartment (33).

4. The magnetic rechargeable miner's lamp of claim 2 wherein the light head assembly (1) further includes a light head glass (14), the light head glass (14) and the light source set (11) are sequentially disposed in the light head housing (31) and fixed by the light head ring (15).

5. The magnetic rechargeable miner's lamp of claim 4 wherein the base ring (15) is a ring-shaped member, the inside of the base ring (15) is threaded, the top of the thread is provided with a step, and the base glass (14) is fixed to the end of the base shell (31) by the step.

6. The magnetic-attraction rechargeable miner lamp according to claim 4, wherein the light source set (11) is a truncated-cone-shaped LED light source set with an opening at the bottom, two sides of the truncated cone are outward cambered surfaces, one side of the opening of the light source set (11) is provided with a lamp holder glass (14), and the other side is provided with a control circuit board (12); the shell (3) is internally provided with a groove, and the light source group (11) is fixed inside the lamp holder shell (31) through the groove.

7. The magnetic rechargeable mine lamp of claim 2, further comprising a power switch (5), wherein the power switch (5) is disposed on the top of the tail bin (32).

8. The magnetic rechargeable miner's lamp of claim 4 wherein a safety screw (7) is disposed outside the lamp ring (15).

9. The magnetic rechargeable miner's lamp of claim 1 wherein the number of the blocking diodes is 3, the positive pole of the blocking diode is connected to the magnetic pole of the lamp holder end, and the negative pole of the blocking diode is connected to the light source group (11).