Light-emitting module flexible combined type lamp holder applied to head lamp

Abstract

The utility model relates to the technical field of head lamps, in particular to a light-emitting module flexible combined type lamp holder applied to a head lamp, which comprises a main body part matched in front of a forehead, a connecting seat arranged in front of the main body part, and at least one light-emitting module detachably arranged in front of the connecting seat, a power supply module and a circuit mainboard electrically connected to the power supply module are integrated in the main body part, and a T-shaped sliding groove penetrating through the two sides is formed in the connecting base; the detachable connection between the light-emitting module and the connecting base is achieved through the cooperation of the T-shaped sliding block and the T-shaped sliding groove, a user can easily detach the light-emitting module, and the problem that an existing head lamp light-emitting module is difficult to detach is solved; a user can flexibly replace the light-emitting modules with different performances according to actual lighting requirements, for example, the light-emitting modules with high brightness and high light condensation performance can be replaced when long-distance lighting is needed, and the light-scattering type light-emitting module can be replaced when large-area lighting is needed, so that the use flexibility of the head lamp is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to headlamp technical field especially is applied to the flexible combination formula lamp holder of light module of headlamp. BACKGROUND

[0002] Headlamp as a kind of portable lighting equipment, is widely used in outdoor exploration, night work, rescue and disaster relief scene.It is mainly composed of two core components, lamp holder and headband, headband is used to fix headlamp on head, realize the lighting function of freeing hands, and lamp holder integrates light module and provides lighting source for user.

[0003] At present, most of the headlamp on the market adopts the structure design that lamp holder and headband are fixed to each other, this structure can guarantee the stability of headlamp in the process of use, but many drawbacks are exposed in actual application.In the process of use, especially when wearing on head, the light module of lamp holder is closely connected with headlamp main body, and it is difficult to be separately disassembled;This defect makes user unable to flexibly replace light module with different performance according to actual use demand, such as unable to replace light module with high brightness, long range or wide angle irradiation according to different lighting scene;At the same time, flexible combination of different light modules cannot be realized, and it is difficult to meet diversified lighting demand.In addition, when light module fails, it often needs to replace headlamp as a whole, which increases use cost and resource waste.

[0004] Therefore, it is urgent to design an improved headlamp structure to solve the problem that light module is difficult to disassemble, replace and combine due to the fixed connection of lamp holder and headband of existing headlamp. INVENTION CONTENTS

[0005] The utility model aims at providing a technical scheme to solve the above problems.

[0006] A flexible combination formula lamp holder of light module applied to headlamp, including main body part suitable for forehead, connecting seat set in front of main body part and at least one light module dismountably installed in front of connecting seat, headband connecting piece is arranged on main body part, power supply module and circuit mainboard electrically connected to power supply module are integrated in main body part, T-shaped sliding slot is opened in connecting seat and penetrates both sides, two contact type conductive strips are transversely arranged on the top of T-shaped sliding slot and are distributed in front and back, contact type conductive strip is electrically connected with circuit mainboard, and contact type conductive strip is made of elastic metal material;Light module includes lamp shell part, light source installed in front of lamp shell part and T-shaped sliding block formed in the back of lamp shell part, the upper end of T-shaped sliding block is provided with two contact type conductive sheets electrically connected with light source, light module is slidably connected in front of connecting seat through the cooperation of T-shaped sliding block and T-shaped sliding slot, and contact type conductive sheet and contact type conductive strip are electrically contacted and matched.

[0007] Preferably, a plurality of recesses are arranged on the inner side of the T-shaped sliding groove, and a protrusion is formed on the back of the T-shaped sliding block and is matched with the recesses, so that the T-shaped sliding block and the T-shaped sliding groove are connected through the recesses and the protrusions, and the light-emitting module can be positioned in front of the connecting seat.

[0008] Preferably, a partition strip is fixedly arranged on the top of the T-shaped sliding groove, and the two contact conductive strips are separated by the partition strip, and a partition groove corresponding to the partition strip is further arranged on the upper end of the T-shaped sliding block.

[0009] Preferably, anti-skid lines are arranged on the upper end surface and the lower end surface of the lamp shell part.

[0010] Preferably, the two sides of the main part are bent rearward, and three headband connecting members are arranged, which are arranged at the end positions of the two sides of the main part and the middle position of the main part.

[0011] Preferably, a buffer pad matched with the forehead is further fixed on the back of the main part.

[0012] Compared with the prior art, the headlamp has the following beneficial effects:

[0013] Through the cooperation of the T-shaped sliding block and the T-shaped sliding groove, the detachable connection of the light-emitting module and the connecting seat is realized, the user can easily disassemble the light-emitting module, and the problem that the light-emitting module of the existing headlamp is difficult to disassemble is solved; the user can flexibly replace the light-emitting module with different performance according to the actual lighting demand, such as replacing the light-emitting module with high brightness and strong condensing property when long-distance lighting is needed, and replacing the light-emitting module with a diffused light type when large-area lighting is needed, so that the flexibility of the headlamp is greatly improved; and a plurality of light-emitting modules can be combined and installed on the connecting seat, so that the flexible combination of different light-emitting modules is realized, and the diversified lighting demand in a complex scene can be met; in addition, when a light-emitting module fails, only the failed module needs to be disassembled and replaced, and the headlamp does not need to be replaced as a whole, so that the use cost is reduced, resource waste is reduced, and the maintenance convenience of the headlamp is improved.

[0014] The additional aspects and advantages of the present application will be partially given in the following description, partially will become obvious from the following description, or will be understood through the practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained according to these drawings without creating labor.

[0016] Figure 1 is a structural schematic view of the utility model;

[0017] Figure 2 is a structural schematic view of one kind of view angle under the state of dismounting a light emitting module of the utility model;

[0018] Figure 3 is a structural schematic view of another kind of view angle under the state of dismounting a light emitting module of the utility model;

[0019] Figure 4 is a structural schematic view of the utility model Figure 3 A place in the utility model;

[0020] Figure 5 is a structural schematic view of the utility model from the side, and the part of the view is sectioned and enlarged.

[0021] The reference signs and names in the drawing are as follows:

[0022] Main body part 10, headband connecting piece 11, power supply module 12, circuit mainboard 13, buffer pad 14, connecting seat 20, T-shaped sliding groove 21, contact type conductive strip 22, recessed part 23, separation strip 24, light emitting module 30, lamp shell part 31, light emitting source 32, T-shaped sliding block 33, contact type conductive sheet 34, protruding part 35, separation groove 36, anti-skid line 37. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the scope of protection of the utility model.

[0024] Please refer to Figures 1-5The utility model discloses a flexible combination type lamp cap of the light emitting module applied to the head lamp, which comprises a main body part 10 suitable for the forehead, a connecting seat 20 arranged in front of the main body part 10, and at least one light emitting module 30 detachably installed in front of the connecting seat 20, the main body part 10 is provided with a headband connecting piece 11, the main body part 10 is integrated with a power supply module 12 and a circuit mainboard 13 electrically connected to the power supply module 12, a T-shaped sliding groove 21 penetrating through both sides is formed in the connecting seat 20, two contact type conductive strips 22 distributed in front of and behind the top of the T-shaped sliding groove 21 are horizontally arranged, the contact type conductive strips 22 are electrically connected to the circuit mainboard 13, and the contact type conductive strips 22 are made of elastic metal materials; the light emitting module 30 comprises a lamp shell part 31, a light emitting source 32 installed in front of the lamp shell part 31, and a T-shaped sliding block 33 formed on the back of the lamp shell part 31, two contact type conductive sheets 34 electrically connected to the light emitting source 32 are arranged at the upper end of the T-shaped sliding block 33, the light emitting module 30 is slidably connected in front of the connecting seat 20 through the cooperation of the T-shaped sliding block 33 and the T-shaped sliding groove 21, and the contact type conductive sheets 34 are electrically contacted with the contact type conductive strips 22.

[0025] When the lamp cap of the head lamp works, the main body part 10 is connected with the headband through the headband connecting piece 11 and is worn in front of the forehead; when the light emitting module 30 needs to be installed, the T-shaped sliding block 33 on the back of the light emitting module 30 is aligned with the T-shaped sliding groove 21 of the connecting seat 20, and the light emitting module 30 can be installed in front of the connecting seat 20 by sliding along the sliding groove; the contact type conductive sheets 34 at the upper end of the T-shaped sliding block 33 are in close contact with the contact type conductive strips 22 at the top of the T-shaped sliding groove 21 during the installation process, the contact type conductive strips 22 are made of elastic metal materials, the stable electrical contact between the two can be ensured, and a certain damping effect can be generated to fix the light emitting module 30; at this time, the power supply module 12 integrated in the main body part 10 supplies power to the light emitting source 32 through the circuit mainboard 13, the contact type conductive strips 22 and the contact type conductive sheets 34, so that the light emitting source 32 emits light to realize illumination; the power supply module 12 mainly comprises a lithium battery module and a charging module for charging the lithium battery module, the charging module is integrated on the surface of the main body part 10, and the circuit mainboard 13 is mainly used for power management and light emitting control, a button can be arranged on the surface of the main body part 10 to be integrated, so that manual operation can be facilitated to achieve light emitting control. If multiple light emitting modules 30 need to be combined, the multiple light emitting modules 30 can be sequentially installed on the connecting seat 20 through the cooperation of the T-shaped sliding block 33 and the T-shaped sliding groove 21, each light emitting module 30 can obtain electrical energy through the electrical contact between the conductive strips and the conductive sheets to work, and different illumination requirements can be met;

[0026] Therefore, through the cooperation of the T-shaped sliding block 33 and the T-shaped sliding groove 21, the detachable connection of the light-emitting module 30 and the connecting seat 20 is realized, and the user can easily detach the light-emitting module 30, solving the problem that the existing headlamp light-emitting module 30 is difficult to detach; the user can flexibly replace the light-emitting module 30 with different performance according to the actual lighting needs, such as replacing the light-emitting module 30 with high brightness and strong condensing property when long-distance lighting is needed, and replacing the light-emitting module 30 with a diffused light type when large-area lighting is needed, greatly improving the flexibility of the headlamp use; and multiple light-emitting modules 30 can be combined and installed on the connecting seat 20, realizing the flexible combination of different light-emitting modules 30, and meeting the diversified lighting needs in complex scenes; in addition, when a light-emitting module 30 fails, only the failed module needs to be detached and replaced, without the need to replace the entire headlamp, reducing the use cost and resource waste, and also improving the maintenance convenience of the headlamp.

[0027] Please refer to Figure 5 On the basis of the above technical scheme, further provided is that the inner side of the T-shaped sliding groove 21 is provided with a plurality of recessed portions 23, the back of the T-shaped sliding block 33 is formed with a protruding portion 35 matched with the recessed portion 23, and the T-shaped sliding block 33 and the T-shaped sliding groove 21 are connected and matched through the recessed portion 23 and the protruding portion 35, so that the light-emitting module 30 can be positioned in front of the connecting seat 20; the connecting and matching of the recessed portion 23 and the protruding portion 35 enhances the positioning stability of the light-emitting module 30 after installation, avoids displacement or falling of the light-emitting module 30 due to shaking, collision and other reasons during use of the headlamp, and ensures the reliability of the lighting function, for example, the light-emitting module 30 can still be kept stable under the condition of the headlamp shaking violently during outdoor complex terrain movement; and such a structure design ensures firm connection while not affecting the detachment and installation operation of the light-emitting module 30, and the user only needs to apply moderate external force to realize the separation or engagement of the protruding portion 35 and the recessed portion 23, so the use is convenient; in addition, the connecting structure also provides a more accurate positioning basis for the flexible combination of the light-emitting module 30, and multiple light-emitting modules 30 can be quickly aligned during installation.

[0028] Please refer to Figures 1-5On the basis of the above technical scheme, further proposed in the top of T-shaped sliding groove 21 is fixedly installed with a partition strip 24, two contact type conductive strips 22 are separated by the partition strip 24, and a separation groove 36 corresponding to the partition strip 24 is further formed in the upper end of the T-shaped sliding block 33;The partition strip 24 can separate the two contact type conductive strips 22, effectively avoid the accidental deviation of the conductive sheet during the installation process of the light emitting module 30 and other conditions, cause the two conductive strips to directly contact and cause short circuit, greatly improve the safety and stability of the headlamp circuit system;At the same time, when installing the light emitting module 30, the separation groove 36 and the partition strip 24 cooperate with each other to provide accurate guidance for the sliding of the T-shaped sliding block 33, so that the contact type conductive sheet 34 can more accurately complete the electrical contact with the corresponding contact type conductive strip 22, ensure the stable and reliable power transmission, reduce the problems such as flickering and non-lighting of the light emitting module 30 caused by poor contact;In addition, the separation groove 36 and the partition strip 24 also play the role of preventing mistakes, which can prevent the circuit from being connected normally due to the installation of the light emitting module 30 in reverse.

[0029] Please refer to Figures 2-3 On the basis of the above technical scheme, further proposed in the upper end surface and the lower end surface of the lamp shell part 31 are provided with anti-skid lines 37;The anti-skid lines 37 can effectively increase the friction between the fingers and the surface of the lamp shell part 31, so that the user can firmly hold the lamp shell part 31 when disassembling or installing the light emitting module 30, even if the hands are sweaty or stained with water stains, to avoid the light emitting module 30 from falling and damaging due to hand slip, improve the safety and convenience of operation.

[0030] Please refer to Figure 1 , Figure 2 , Figure 3 And Figure 5 On the basis of the above technical scheme, further proposed that the two sides of the main body part 10 extend back, so as to be more suitable for the head of the user, the headband connecting piece 11 is provided with three, the three headband connecting pieces 11 are respectively arranged at the end position of the two sides of the main body part 10 and the middle position of the main body part 10, which can form a more stable connection relationship between the headband and the main body part 10, and the force on the headband is more uniform during wearing, effectively preventing the headlamp from sliding, rotating and other unstable conditions on the head, whether it is intense exercise or the head moves greatly, the headlamp can keep the accurate lighting direction;A buffer pad 14 adapted to the forehead is further fixed on the back of the main body part 10, the buffer pad 14 is made of soft and elastic material, which can closely fit the contour of the forehead, effectively buffer the pressure generated by the headlamp on the head, avoid the discomfort caused by long-term wearing, at the same time, reduce the skin damage caused by the relative friction between the head and the headlamp, greatly improve the comfort of the user, so that the user will not feel tired or uncomfortable even if the headlamp is used for a long time, significantly optimize the use experience of the headlamp.

[0031] It is apparent for a person skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered in all respects as illustrative and not restrictive, the scope of the present application being defined by the appended claims rather than the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. A flexible combination lamp head for use with light-emitting modules in headlamps, characterized in that, The device includes a main body (10) adapted to fit the forehead, a connector (20) located in front of the main body (10), and at least one light-emitting module (30) detachably mounted in front of the connector (20). A headband connector (11) is provided on the main body (10). A power supply module (12) and a circuit board (13) electrically connected to the power supply module (12) are integrated inside the main body (10). A T-shaped groove (21) penetrating both sides is provided on the connector (20). Two contact conductive strips (22) are horizontally arranged at the top of the T-shaped groove (21) and spaced apart. The contact conductive strips (22) are connected to the circuit board. The plate (13) is electrically connected, and the contact conductive strip (22) is made of a flexible metal material; the light-emitting module (30) includes a lamp housing (31), a light source (32) installed in front of the lamp housing (31), and a T-shaped slider (33) formed on the back of the lamp housing (31). The upper end of the T-shaped slider (33) is provided with two contact conductive sheets (34) electrically connected to the light source (32). The light-emitting module (30) is slidably connected to the front of the connector (20) through the cooperation of the T-shaped slider (33) and the T-shaped groove (21), and the contact conductive sheet (34) and the contact conductive strip (22) are electrically contacted.

2. The flexible combination lamp head for a headlamp according to claim 1, characterized in that, Multiple recesses (23) are provided on the inner side of the T-shaped slide (21). The back of the T-shaped slider (33) is formed with a protrusion (35) that fits the recesses (23). The T-shaped slider (33) and the T-shaped slide (21) are engaged through the recesses (23) and the protrusions (35) so that the light-emitting module (30) can be positioned in front of the connector (20).

3. The flexible combination lamp head for a headlamp according to claim 1, characterized in that, A separator (24) is fixedly installed on the top of the T-shaped slide (21). Two contact conductive strips (22) are separated by the separator (24). A separator groove (36) corresponding to the separator (24) is also provided at the upper end of the T-shaped slider (33).

4. The flexible combination lamp head for a headlamp according to claim 1, characterized in that, Anti-slip textures (37) are provided on both the upper and lower surfaces of the lamp housing (31).

5. A flexible combination lamp head for a headlamp according to claim 1, characterized in that, The two sides of the main body (10) bend back and extend backward. There are three headband connectors (11). The three headband connectors (11) are respectively located at the end positions on both sides of the main body (10) and at the middle position of the main body (10).

6. A flexible combination lamp head for a headlamp according to claim 1, characterized in that, A cushioning pad (14) adapted to the forehead is also fixed to the back of the main body (10).

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