CN215527112U - Backlight module and display device - Google Patents

Abstract

The application is suitable for the technical field of display, and provides a backlight module and a display device. Backlight unit includes the backplate and installs on the backplate and a plurality of lamp strip subassemblies that connect in parallel each other, the length direction of lamp strip subassembly is unanimous with the length direction of backplate, and the length of lamp strip subassembly and the length looks adaptation of backplate, the lamp strip subassembly includes a plurality of lamp strips, a plurality of public end subassemblies and a plurality of female end subassembly, public end subassembly is installed to the one end of lamp strip, female end subassembly is installed to the other end of lamp strip, two adjacent lamp strips are connected through public end subassembly and female end subassembly realization electricity in the same lamp strip subassembly. The display device comprises a shell, a display panel and a backlight module, wherein the display panel is arranged on the shell and is positioned on the light emitting side of the backlight module. The application provides a backlight unit and display device adopts lamp strip small in quantity, and consumption and heat are low, and the equipment is convenient.

Description

Backlight module and display device

Technical Field

The application belongs to the technical field of display, and particularly relates to a backlight module and a display device.

Background

The light bar of the existing direct type backlight module has size limitation, such as the length of a standard light bar is 800 mm. However, the length of the light bar required by the large-size (greater than 65 inches) display device is much greater than 800mm, so the arrangement mode of the light bar in the current large-size backlight module is as follows: the length direction of a single lamp strip is parallel to the width direction of the backlight module, and a plurality of lamp strips are distributed at intervals along the length direction of the backlight module and are connected in parallel. This just leads to backlight unit required lamp strip quantity more, and has more circuit connection point, and the during operation can produce higher consumption and heat, and the packaging strength is big.

SUMMERY OF THE UTILITY MODEL

An object of the application is to provide a backlight unit and display device, aim at solving the technical problem that lamp strip is many, the consumption, the heat is high and the packaging strength is big among the backlight unit.

This application is realized like this, and the first aspect provides a backlight unit, including the backplate and install in a plurality of lamp strip subassemblies that just connect in parallel each other on the backplate, lamp strip subassembly's length direction with the length direction of backplate is unanimous, just lamp strip subassembly's length with the length looks adaptation of backplate, lamp strip subassembly includes a plurality of lamp strips, a plurality of public end subassembly and a plurality of female end subassembly, install the one end of lamp strip public end subassembly, install the other end of lamp strip female end subassembly is same adjacent two in the lamp strip subassembly the lamp strip passes through public end subassembly with female end subassembly is connected and is realized the electricity and connect.

In an optional embodiment, the female end assembly includes a female end insulating housing fixed to one end of the light bar and a female end conductive member, a first channel for inserting the male end assembly is formed in the female end insulating housing or between the female end insulating housing and the light bar, one end of the female end conductive member is located outside the female end insulating housing and electrically connected to the light bar, the other end of the female end conductive member extends into the first channel, and an elastic deformation portion is protruded from a portion of the female end conductive member located in the first channel.

In an alternative embodiment, the resiliently deformable portion has a guide surface formed thereon, the guide surface being arranged to guide at least part of the male end component into the first passage.

In an optional embodiment, female end electrically conductive piece is buckled by a flexible electrically conductive piece and is formed, flexible electrically conductive piece is including the vertical portion, straight portion and the arc portion that connect gradually, vertical portion is located outside the female end insulating casing and with the lamp strip electricity is connected, straight portion connect perpendicularly in vertical portion keeps away from the one end of lamp strip, just straight portion with the one end that the arc portion is connected extends to in the first passageway, the arc portion connect in straight portion keeps away from the one end of vertical portion, the arc portion orientation the surface of lamp strip or the bottom surface of female end insulating casing is protruding, and with straight portion keeps away from the tip of vertical portion makes up the domes that has the flexible cavity, domes do elastic deformation portion.

In an optional embodiment, the male end assembly includes a male end insulating shell fixed to one end of the light bar, and a male end conductive member, one end of which is located outside the male end insulating shell and electrically connected to the light bar, and the other end of which extends into the male end insulating shell and forms a contact portion, the contact portion is in contact with and electrically connected to the elastic deformation portion, and a second channel is formed between the contact portion and the top of the male end insulating shell and is configured to allow the elastic deformation portion and the top of the female end insulating shell to be inserted.

In an optional embodiment, the female end insulating shell and/or the male end insulating shell are/is provided with a limiting component, and the limiting component is arranged to fix the positions of the female end component and the male end component in two adjacent light bars when the female end component and the male end component are plugged in place.

In an optional embodiment, the limiting assembly comprises a plate body, a clamping portion and a pressing portion, the middle portion of the plate body is connected to the top of the female end insulating shell through a connecting piece, the clamping portion is formed at one end, away from the lamp strip, of the plate body, the pressing portion is formed at one end, close to the lamp strip, of the plate body, a slide way is formed in the male end insulating shell, and the slide way is arranged to supply the connecting piece to slide.

In an alternative embodiment, one end of the light bar has a convex portion protruding outward along the extending direction of the light bar, the other end of the light bar has a concave portion recessed inward along the extending direction of the light bar, the female end assembly is mounted in the concave portion, and the male end assembly comprises a pin mounted on the convex portion.

In an alternative embodiment, the depth of the pin needle embedded into the convex part is 0.02mm to 0.06 mm.

In a second aspect, a display device is provided, which includes a housing, a display panel, and the backlight module provided in the foregoing embodiments, wherein the display panel is mounted on the housing and located on a light emitting side of the backlight module.

The backlight module and the display device that this application embodiment provided set up the public end subassembly and the female end subassembly of looks adaptation respectively at the both ends of lamp strip for two adjacent lamp strip accessible public end subassemblies realize the electricity with female end subassembly and are connected, thereby make the lamp strip subassembly of the length direction looks adaptation of a length and backplate of concatenating into with female end subassembly and the corresponding public end subassembly of a plurality of lamp strip accessible, so lamp strip subassembly can be on a parallel with the length direction of backplate and place. Compared with the backlight module which is arranged in parallel to the width direction of the back plate, fewer lamp bars can be adopted in the whole backlight module, and therefore power consumption and heat of the backlight module are effectively reduced. In addition, a plurality of lamp strips in the lamp strip assembly are electrically connected through the male end assembly and the female end assembly, so that the connection is convenient, the time of lamp strip splicing and test loss is saved, the assembling strength of the backlight module is reduced, the assembling efficiency and the qualified rate of finished products of the backlight module are improved, and the customer experience is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a backlight module according to an embodiment of the present application;

FIG. 2 is a schematic view of the structure of the light bar assembly of FIG. 1;

FIG. 3 is a schematic cross-sectional view of a female end assembly used in accordance with a second embodiment of the present application;

fig. 4 is a schematic structural diagram of a female end conductive device adopted in the second embodiment of the present application;

FIG. 5 is a schematic cross-sectional view of a male end assembly used in a third embodiment of the present application;

FIG. 6 is a schematic cross-sectional view of a female end assembly used in accordance with a fourth embodiment of the present application;

FIG. 7 is an exploded view of a female end assembly used in accordance with the fourth embodiment of the present application;

FIG. 8 is an exploded view of a male end assembly used in accordance with a fourth embodiment of the present application;

fig. 9 is a schematic structural view of a light bar according to a fifth embodiment of the present application, in which a female-end insulating housing is not shown;

fig. 10 is a schematic structural view of a light bar used in the fifth embodiment of the present application;

FIG. 11 is a schematic structural diagram of a female end assembly used in accordance with an embodiment of the present application;

fig. 12 is a schematic cross-sectional structure diagram of a display device according to a sixth embodiment of the present application.

Description of reference numerals:

100. a backlight module; 110. a back plate; 120. a light bar; 121. a convex portion; 122. a recess; 130. a male end component; 131. a male-end insulating housing; 132. a male end conductive member; 133. a contact portion; 134. a second channel; 135. a slideway; 136. a pin needle; 140. a female end assembly; 141. a female terminal insulating housing; 142. a female end conductive member; 1421. a vertical portion; 1422. a straight portion; 1423. an arc-shaped portion; 143. an elastic deformation portion; 144. a first channel; 145. a guide surface; 150. a limiting component; 151. a plate body; 152. a clamping part; 153. a pressing part; 154. a connecting member; 200. a housing; 300. a display panel.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and does not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, is not to be considered as limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments.

Example one

Referring to fig. 1, the present embodiment provides a backlight module 100, which includes a back plate 110 and a plurality of light bar assemblies mounted on the back plate 110 and connected in parallel. The length direction of the light bar assembly is consistent with the length direction of the back plate 110, and the length of the light bar assembly is matched with the length of the back plate 110. Specifically, the back plate 110 is generally a rectangular plate, the length direction of a single light bar assembly is parallel to the length direction of the back plate 110 in the embodiment, and the plurality of light bar assemblies are arranged at intervals along the width direction of the back plate 110. The term "adaptive" refers to that the length of the light bar assembly is slightly smaller than the length of the back plate 110 in the length direction, and can be specifically set according to the installation requirement of the light bar 120 in the backlight module 100 and the brightness requirement of the backlight module 100, which is not limited herein.

The light bar assembly includes a plurality of light bars 120, a plurality of male end assemblies 130, and a plurality of female end assemblies 140. Each light bar 120 has a male end component 130 mounted to one end and a female end component 140 mounted to the other end. The specific number of the light bars 120 can be set according to the length of a single light bar 120 and the length of the back panel 110 in the length direction, which is not limited herein. Light bar 120 includes the circuit board and installs the lamp pearl that just is connected with the circuit board electricity on the circuit board. The male terminal assembly 130 and the female terminal assembly 140 are electrically connected to the circuit board, respectively. Referring to fig. 1 and 2, two adjacent light bars 120 in the same light bar assembly are electrically connected through a male end assembly 130 and a female end assembly 140.

During assembly, a plurality of light bars 120 are spliced into a plurality of light bar assemblies in a straight line shape through the male end assembly 130 and the female end assembly 140, then the light bar assemblies are placed in parallel to the length direction of the back plate 110, the light bar assemblies are fixedly arranged on the back plate 110 in a mode of being distributed at intervals along the width direction of the back plate 110, and then the light bar assemblies are connected in parallel and then connected with the power supply assembly. Through testing, the backlight module 100 provided in this embodiment can reduce the number of the light bars 120 by about 1/3 compared to the backlight module 100 used in the conventional large-sized display device. And because the power consumption of a single light bar is P_nThe number of the light bars is n, and the total power P of the backlight module 100 is P ═ P_nN, therefore, when the number of the light bars 120 is reduced, the total power consumption of the backlight module 100 is also reduced, and the heat of the backlight module 100 is also reduced.

In the backlight module 100 provided by this embodiment, the male end component 130 and the female end component 140 that are adapted are respectively disposed at two ends of the light bar 120, so that two adjacent light bars 120 can be electrically connected through the male end component 130 and the female end component 140, and a plurality of light bars 120 can be connected in series through the corresponding male end component 130 and the female end component 140 to form a light bar component with a length adapted to the length direction of the back plate 110, so that the light bar component can be disposed in parallel to the length direction of the back plate 110. Compared with the backlight module 100 disposed parallel to the width direction of the back plate 110, the backlight module 100 can employ fewer light bars 120, thereby effectively reducing the power consumption and heat of the backlight module 100. In addition, a plurality of lamp strips 120 in the lamp strip assembly are electrically connected through the male end assembly 130 and the female end assembly 140, so that the connection is convenient, the time for splicing and testing the lamp strips 120 is saved, the assembling strength of the backlight module 100 is reduced, the assembling efficiency and the qualified rate of finished products of the backlight module 100 are improved, and the customer experience is further improved.

Example two

In the actual production process, hardly guarantee the uniformity of each lamp strip, public end subassembly and female end subassembly size, can realize stabilizing the electricity for public end subassembly and the female end subassembly of guaranteeing in two adjacent lamp strips and connect. Referring to fig. 3, based on the first embodiment, the female terminal assembly 140 in this embodiment includes a female terminal insulating housing 141 and a female terminal conductive member 142. The female-end insulating housing 141 is fixed to one end of the light bar 120. A first channel 144 is formed in the female-end insulating housing 141 or between the female-end insulating housing 141 and the light bar 120 for at least partially inserting the male terminal assembly 130.

One end of the female end conductive member 142 is located outside the female end insulating housing 141 and electrically connected to the light bar 120, the other end of the female end conductive member 142 extends into the first channel 144, and an elastic deformation portion 143 is protruded from a portion of the female end conductive member 142 located in the first channel 144.

Specifically, female electrical conductor 142 is electrically connected to the power distribution area of the circuit board of light bar 120 by soldering, so as to communicate circuit signals. The female-end insulating housing 141 is generally a plastic housing, and may be made of other materials as needed, which is not limited herein, and during installation, the female-end insulating housing 141 may be disposed closely to the surface of the light bar 120, and the top of the female-end insulating housing is protruded from the surface of the light bar 120, so as to facilitate the insertion of the male-end component. The portion of the female end conductive member 142 extending into the first channel 144 is retained at the top of the first channel 144 by abutting or connecting with the top plate of the first channel 144.

The elastic deformation portion 143 may be a deformable entity or a structure with a cavity, and may be flexibly selected according to the use requirement, and is not limited herein. The elastic deformation portion 143 is for elastically contacting the male terminal conductor in the male terminal assembly. Therefore, even if the size of the male end component and/or the relative standard size of the part connected with the male end component in the lamp strip have certain errors, such as the thickness of the lamp strip is thinner or thicker, the male end conductive piece in the male end component is thinner or thicker, and the like, the elastic deformation part can be tightly pressed on the male end conductive piece in the male end component when the male end component is plugged with the female end component, so that the elastic deformation part can contact the male end conductive piece to the maximum extent, the point stability between the male end conductive piece and the female end conductive piece is improved, and the reliability of the connection structure between the lamp strips in the lamp strip component and the stability of electric signal transmission are further ensured.

Referring to fig. 4, in order to ensure the smooth insertion of the corresponding female terminal assembly 140 and the male terminal assembly 130, in an alternative embodiment, the elastic deformation portion 143 is formed with a guide surface 145 for guiding at least a portion of the male terminal assembly 130 into the first channel 144.

To ensure the stability of the overall structure of the female end conductive member 142. Referring to fig. 4, in an alternative embodiment, female end conductor 142 is formed by bending a flexible conductor. The flexible conductive member includes a vertical portion 1421, a straight portion 1422, and an arc portion 1423 connected in sequence. The vertical portion 1421 is located outside the female-end insulating housing 141 and electrically connected to the light bar 120.

The straight portion 1422 is vertically connected to the end of the vertical portion 1421 away from the light bar 120, and the end of the straight portion 1422 connected to the arc portion 1423 extends into the female insulating housing 141. The arc part 1423 is connected to an end of the straight part 1422 remote from the vertical part 1421. The arc part 1423 protrudes toward the surface of the light bar 120 or the bottom surface of the female-end insulating housing 141, and combines with the end of the straight part 1422 away from the vertical part 1421 to form an arch structure with a deformable cavity, the arch structure is an elastic deformation part 143, and the curved surface of the arch structure on the side away from the vertical part 1421 is the guide surface 145. Specifically, the free end of the arc part 1423 may abut against or be spaced from the straight part 1422, so that the arc part 1423 has a certain elasticity, and can be in close contact with the male end conductive members 132 of the male end assemblies 130 of different specifications, thereby achieving the electrical connection between the male end assembly 130 and the female end assembly 140.

EXAMPLE III

In the second embodiment, referring to fig. 5, the male component 130 includes a male insulating shell 131 and a male conductive member 132. The male end insulating housing 131 is fixedly mounted at one end of the light bar 120. One end of the male end conductive member 132 is located outside the male end insulating housing 131 and electrically connected to the light bar 120, and the other end of the male end conductive member 132 extends into the male end insulating housing 131 to form a contact portion 133. The contact portion 133 is in contact with and electrically connected to the elastic deformation portion. And a second channel 134 is formed between the contact portion 133 and the top of the male terminal insulating case 131. The second passage 134 is for insertion of the elastically deformable portion and the top of the female end insulating housing. Thus, when the male terminal assembly 130 and the female terminal assembly 140 are plugged, only the male terminal conductive member 132 is inserted into the first channel, so as to ensure that the male terminal conductive member 132 can directly contact with the elastic deformation portion after being inserted. The whole male end assembly 130 is simple in structure and convenient to insert.

Example four

On the basis of the third embodiment, in order to further improve the stability of the connection relationship between the female terminal assembly and the male terminal assembly after the insertion, in an optional embodiment, the female terminal insulating housing and/or the male terminal insulating housing are/is provided with a limiting assembly. The limiting assembly is arranged at the position where the female end assembly and the male end assembly in two adjacent lamp strips are fixed when being inserted in place.

The limiting component can magnetically attract the component, the inserting component, the clamping component, the bolt connecting structure and the like, and the female end component and the male end component can be connected to be maintained in the state when being inserted in place. For example, when the limiting component is a plug component, the limiting component includes a first plug connector installed on one of the female end component and the male end component, and a second plug connector installed on the other of the female end component and the male end component, and the second plug connector is in plug fit with the first plug connector. Specifically, the first plug connector can be a slot, a jack and the like, and the second plug connector can be a plug rod, a buckle and the like. When the male end assembly and the female end assembly are inserted in place, the first connector clip and the second connector clip are also just inserted in place, so that the positions of the male end assembly and the female end assembly are limited, the male end conductive piece and the female end conductive piece are fully contacted, and the stability of circuit linkage is ensured. When spacing subassembly was the joint subassembly, then spacing subassembly is including installing the first joint spare on one of them of female end subassembly and public end subassembly to and install the second joint spare on another in female end subassembly and public end subassembly, second joint spare and the cooperation of first joint spare joint. The specific structure of the first clamping piece and the second clamping piece can be selected according to actual needs, and is not limited uniquely here. When the male end assembly and the female end assembly are inserted in place, the first clamping piece and the second clamping piece are just clamped in place, and therefore position limitation of the male end assembly and the female end assembly is achieved. Of course, in other embodiments, the limiting component may take other configurations, and is not limited herein.

In an alternative embodiment, referring to fig. 6 and 7, the limiting assembly 150 includes a plate 151, a clamping portion 152, and a pressing portion 153. The middle portion of the plate body 151 is connected to the top portion of the female-end insulating case 141 by a connector. The clamping portion 152 is formed at one end of the plate 151 away from the light bar 120. The pressing portion 153 is formed at one end of the plate body 151 close to the light bar 120. Referring to fig. 8, the male insulating shell 131 is provided with a slide 135 for the connector to slide.

Specifically, two ends of the plate 151 are suspended, so that the clamping portion 152 and the pressing portion 153 have a movable space capable of moving upwards or downwards. The clamping portion 152 can be an existing clamping structure on the market, and can be designed by itself as long as the above functions can be realized. In an alternative embodiment, the fastening portion 152 is a bent portion integrally formed on the plate 151. The pressing portion 153 may be an end portion of the plate body 151, a protruding portion protruding from a surface of the plate body 151, or a recessed portion recessed from a surface of the plate body 151, and may be specifically set according to a use requirement, which is not limited herein.

When the male end assembly 130 and the female end assembly 140 are inserted, the clamping portion 152 can be pushed by the male end assembly 130 to tilt upward, and when the male end assembly 130 is moved out of the male end assembly 130, the clamping portion returns to the original position, so that the male end assembly 130 is clamped with the end wall. When the male end assembly 130 and the female end assembly 140 need to be separated, the pressing portion 153 can be pressed downwards to cause the clamping portion 152 to tilt up, so that the male end assembly 130 is separated, and then a pulling force far away from the female end assembly 140 is applied to the male end assembly 130, so that the male end assembly 130 is separated from the female end assembly 140. The limiting assembly 150 adopts the structure provided by the embodiment, and is simple and stable in structure and convenient to operate.

EXAMPLE five

In the second embodiment, referring to fig. 9 and 10, one end of the light bar 120 has a protrusion 121 protruding outward along the extending direction of the light bar 120, the other end has a recess 122 recessed inward along the extending direction of the light bar 120, the female terminal element 140 is installed in the recess 122, and the male terminal element 130 includes a pin 136 installed on the protrusion 121. Specifically, referring to fig. 11, the female terminal assembly 140 generally has a socket structure, and the thickness of the portion of the female terminal assembly 140 can be effectively reduced by installing the socket structure in the recess 122. Meanwhile, the male end component 130 comprises the pin 136 installed on the convex portion 121, so that the male end component 130 skillfully utilizes the convex portion 121 on the light bar 120 as a support, the whole structure is simple, the thickness is small, and the male end component 130 is matched with the installation mode of the female end component 140, so that the thickness of a combined piece formed by combining the light bar 120, the female end component 140 and the male end component 130 is small, the occupied space is small, and the thin backlight module 100 is suitable for.

In an alternative embodiment, referring to fig. 11, the female housing 141 is a box with an opening facing away from the light bar 120 for insertion of the pin 136 and protrusion 121 combination.

In order to achieve effective circuit signal transmission between the pin 136 and the circuit board in the light bar 120, in an alternative embodiment, the depth of the pin 136 embedded in the protrusion 121 is 0.02mm to 0.06 mm.

EXAMPLE six

Referring to fig. 12, the present embodiment provides a display device, which includes a housing 200, a display panel 300 and the backlight module 100 provided in the above embodiments. The display panel 300 is mounted on the housing 200 and located on the light-emitting side of the backlight module 100.

The display device provided by the embodiment of the present application includes the backlight module 100 provided by each of the above embodiments. The backlight module 100 has the same structural features as the backlight module 100 in the above embodiments, and the functions thereof are the same, which are not described herein again.

The foregoing is considered as illustrative only of the preferred embodiments of the invention, and is presented merely for purposes of illustration and description of the principles of the invention and is not intended to limit the scope of the invention in any way. Any modifications, equivalents and improvements made within the spirit and principles of the present application and other embodiments of the present application without the exercise of inventive faculty will occur to those skilled in the art and are intended to be included within the scope of the present application.

Claims (10)

1. The utility model provides a backlight module, include the backplate and install in a plurality of lamp strip subassemblies that just connect in parallel each other on the backplate, its characterized in that, lamp strip subassembly's length direction with the length direction of backplate is unanimous, just lamp strip subassembly's length with the length looks adaptation of backplate, lamp strip subassembly includes a plurality of lamp strips, a plurality of public end subassembly and a plurality of female end subassembly, install the one end of lamp strip public end subassembly, install the other end of lamp strip female end subassembly is same adjacent two in the lamp strip subassembly the lamp strip passes through public end subassembly with female end subassembly is connected and is realized the electricity and connect.

2. The backlight module of claim 1, wherein the female terminal assembly comprises a female terminal insulating housing and a female terminal conductive member, the female terminal insulating housing is fixed to one end of the light bar, a first channel for at least partially inserting the male terminal assembly is formed in the female terminal insulating housing or between the female terminal insulating housing and the light bar, one end of the female terminal conductive member is located outside the female terminal insulating housing and electrically connected to the light bar, the other end of the female terminal conductive member extends into the first channel, and an elastic deformation portion is convexly disposed on a portion of the female terminal conductive member located in the first channel.

3. The backlight module according to claim 2, wherein the elastic deformation portion has a guide surface formed thereon, the guide surface being configured to guide at least a portion of the male end member into the first channel.

4. The backlight module of claim 2, wherein the female-end conductive member is formed by bending a flexible conductive member, the flexible conductive member comprises a vertical portion, a flat portion and an arc portion, the vertical portion is located outside the female-end insulating housing and electrically connected to the light bar, the flat portion is vertically connected to an end of the vertical portion away from the light bar, an end of the flat portion connected to the arc portion extends into the first channel, the arc portion is connected to an end of the flat portion away from the vertical portion, the arc portion protrudes toward a surface of the light bar or a bottom surface of the female-end insulating housing and combines with an end of the flat portion away from the vertical portion to form an arch structure with a deformable cavity, and the arch structure is the elastic deformation portion.

5. The backlight module according to any one of claims 2-4, wherein the male end member comprises a male end insulating housing fixed to one end of the light bar and a male end conductive member having one end located outside the male end insulating housing and electrically connected to the light bar, and the other end of the male end conductive member extends into the male end insulating housing and forms a contact portion contacting and electrically connected to the elastic deformation portion, and a second channel is formed between the contact portion and the top of the male end insulating housing and configured to allow the elastic deformation portion and the top of the female end insulating housing to be inserted.

6. The backlight module as claimed in claim 5, wherein a position-limiting component is disposed on the female end insulating housing and/or the male end insulating housing, and the position-limiting component is configured to fix the position of the female end component and the position of the male end component when the female end component and the male end component of two adjacent light bars are inserted in place.

7. The backlight module of claim 6, wherein the position-limiting assembly comprises a plate body, a clamping portion and a pressing portion, the middle portion of the plate body is connected to the top of the female-end insulating shell through a connecting piece, the clamping portion is formed at one end of the plate body away from the light bar, the pressing portion is formed at one end of the plate body close to the light bar, the male-end insulating shell is provided with a slide way, and the slide way is configured for the connecting piece to slide.

8. The backlight module of any one of claims 1-4, wherein one end of the light bar has a protrusion protruding outward along the extending direction of the light bar, the other end of the light bar has a recess recessed inward along the extending direction of the light bar, the female end assembly is mounted in the recess, and the male end assembly comprises a pin mounted on the protrusion.

9. The backlight module according to claim 8, wherein the pin is embedded in the protrusion to a depth of 0.02mm to 0.06 mm.

10. A display device, comprising a housing, a display panel, and the backlight module of any one of claims 1 to 9, wherein the display panel is mounted on the housing and located at a light-emitting side of the backlight module.

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