CN216383715U

CN216383715U - PCB mounting structure capable of protecting LED backlight source

Info

Publication number: CN216383715U
Application number: CN202122177323.6U
Authority: CN
Inventors: 曾育艺
Original assignee: Changzhou Quanjin Optoelectronics Co ltd
Current assignee: Changzhou Quanjin Optoelectronics Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-04-26
Anticipated expiration: 2031-09-09

Abstract

The utility model relates to the technical field of PCB (printed circuit board) installation, in particular to a PCB installation structure capable of protecting an LED backlight source, which solves the problems that in the prior art, PCBs are generally fixedly connected by screws, tools such as screwdrivers are generally needed during disassembly, disassembly is difficult, and LED lamps are easily mistakenly touched to be damaged during operation. The utility model provides a can carry out PCB board mounting structure who protects to LED backlight, includes mounting panel, LED lamp and PCB base plate, the surface of PCB base plate is provided with installation mechanism, installation mechanism includes four fixed covers, four the surface of fixed cover all with PCB base plate fixed connection, the surface slip of fixed cover runs through there is the inserted bar, the port fixedly connected with fixed block of inserted bar. The installation mechanism is arranged, so that the PCB substrate can be conveniently fixed without screws, the inconvenience caused by using a screwdriver can be avoided, and the operation and the use are convenient.

Description

PCB mounting structure capable of protecting LED backlight source

Technical Field

The utility model relates to the technical field of PCB (printed circuit board) installation, in particular to a PCB installation structure capable of protecting an LED backlight source.

Background

The PCB is called a printed circuit board, also called a printed circuit board, is an important electronic component, is a support body of electronic components, is a carrier for electrical interconnection of electronic components, and is called a "printed" circuit board because it is manufactured by electronic printing.

Need in the LED backlight with PCB base plate installation but on the mounting panel, then say LED lamp again and install on the mounting panel do, thereby make LED lamp normal use, traditional installation PCB board generally all utilizes the screw to carry out fixed connection, generally need use tools such as screwdriver when dismantling, lead to dismantling the difficulty, moreover when dismantling, the LED lamp still passes through the wire with the PCB board and connects, consequently can make the screwdriver mistake bump the condition that the LED lamp leads to damaging in the operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a PCB mounting structure capable of protecting an LED backlight source, and solves the problems that in the prior art, PCBs are generally fixedly connected through screws, tools such as screwdrivers are generally needed during disassembly, disassembly is difficult, and LED lamps are easily mistakenly touched to be damaged during operation.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a PCB mounting structure capable of protecting an LED backlight source comprises a mounting plate, an LED lamp and a PCB substrate, wherein the LED lamp is fixedly mounted at the bottom of the mounting plate, the surface of the PCB substrate is clamped with the mounting plate, the PCB substrate is positioned between the mounting plate and the LED lamp, the surface of the PCB substrate is provided with a mounting mechanism, the mounting mechanism comprises four fixing sleeves, the surfaces of the four fixing sleeves are fixedly connected with the PCB substrate, the surface of the fixing sleeves slides to penetrate through an insertion rod, the port of the insertion rod is fixedly connected with a fixing block, the surface of the fixing block is fixedly connected with a second spring, one end of the second spring, far away from the fixing block, is fixedly connected with the fixing sleeves, the top of the fixing sleeves slides to penetrate through an insertion block, the surface of the insertion block is fixedly connected with two connecting blocks, and the top of the connecting block is fixedly connected with a first spring, one end of the first spring, which is far away from the connecting block, is fixedly connected with the fixed sleeve, and the surface of the inserting block.

Preferably, two connecting blocks are located inside the fixing sleeve, and one end, far away from the connecting blocks, of the first spring is fixedly connected with the top wall of the fixing sleeve.

Preferably, the inserted block is of an L-shaped structure, the surface of the inserted block is rotatably connected with a rotating rod, and the top of the fixed sleeve is provided with a groove matched with the rotating rod in size.

Preferably, one end of the inserted bar, which is far away from the fixed block, is set to be a conical structure, and slots matched with the sizes of the inserted blocks are uniformly formed in the top of the inserted bar.

Preferably, the bottom of mounting panel has seted up the holding tank, the jack of inserted bar size looks adaptation is seted up to the lateral wall of mounting panel holding tank.

Preferably, the lateral wall of fixed cover is provided with auxiliary device, auxiliary device includes two round bars, two the equal slip of surface of round bar is inserted and is established at fixed cover lateral wall, two the port fixedly connected with thread bush of round bar, the lateral wall of fixed cover rotates and is connected with the screw rod, the screw thread bush is run through on the surface that the screw rod is right, the surface of screw rod is with the help of screw thread and thread bush threaded connection, the one end fixed mounting that fixed cover was kept away from to the screw rod has the commentaries on classics handle.

Preferably, the surface of the fixing block is provided with a through hole, and the surface of the screw penetrates through the through hole.

The utility model has at least the following beneficial effects:

before a PCB substrate needs to be installed in use, the inserting rod and the fixed block enable the fixed block to be away from the fixed sleeve under the action of the second spring, then the inserting block is pulled to enable the inserting block to move to extrude the first spring, then the rotating rod is rotated to enable the rotating rod to be matched with the groove, so that the rotating rod supports the inserting block, then the PCB substrate is installed in the accommodating groove at the bottom of the installing plate, the fixed block is extruded at the moment, the fixed block enables the inserting rod and the second spring to be extruded, so that the inserting rod moves, further the inserting rod is inserted into the jack on the side wall of the accommodating groove, then the rotating rod is rotated out of the groove, the inserting block moves under the action of the first spring, the inserted block after moving is limited by the slot on the surface of the inserting rod, the inserting block is clamped with the inserting rod, so that the inserting rod is fixed, the whole PCB substrate is fixed on the installing plate under the action of the inserting rod and the jack, and the installing operation is convenient, when the PCB substrate needs to be disassembled, the insertion block is pulled outwards to be away from the insertion groove on the surface of the insertion rod, so that the insertion rod is not limited by the insertion block, the insertion rod moves out of the insertion hole under the action of the second spring at the moment, and the PCB substrate is convenient to disassemble without the limitation of the insertion rod.

The utility model also has the following beneficial effects:

when taking the inserted bar out the jack, the easy condition that leads to the inserted bar to be difficult to take out because the inserted bar is long-time with the cooperation of jack, utilize this moment to change the rotation screw rod, two round bars limit thread bush can only carry out the removal of horizontal direction, thereby make the thread bush can remove under the drive of screw rod, the removal of thread bush can make the fixed block atress, thereby utilize the fixed block with the ejecting jack of inserted bar, the screw rod activity runs through the through-hole on fixed block surface, thereby make the fixed block can not hinder the rotation of screw rod, through setting up auxiliary device, the convenience is dismantled the inserted bar, the practicality of device has further been improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

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

FIG. 2 is a schematic diagram of a PCB substrate structure of the present invention;

FIG. 3 is a schematic view of the fixing sleeve structure of the present invention;

FIG. 4 is a schematic view of a rotating rod structure according to the present invention;

fig. 5 is a schematic view of the installation structure of the present invention.

In the figure: 1. mounting a plate; 2. an LED lamp; 3. a PCB substrate; 4. an installation mechanism; 41. fixing a sleeve; 42. connecting blocks; 43. a first spring; 44. inserting a block; 45. a rotating rod; 46. inserting a rod; 47. a second spring; 48. a fixed block; 5. an auxiliary device; 51. a round bar; 52. a threaded sleeve; 53. a screw; 54. and (4) turning the handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1-5, a PCB mounting structure capable of protecting an LED backlight source comprises a mounting plate 1, an LED lamp 2 and a PCB substrate 3, the LED lamp 2 is fixedly mounted at the bottom of the mounting plate 1, the surface of the PCB substrate 3 is engaged with the mounting plate 1, the PCB substrate 3 is located between the mounting plate 1 and the LED lamp 2, a mounting mechanism 4 is disposed on the surface of the PCB substrate 3, the mounting mechanism 4 comprises four fixing sleeves 41, the surfaces of the four fixing sleeves 41 are all fixedly connected with the PCB substrate 3, an insertion rod 46 is slidably inserted through the surface of the fixing sleeve 41, a fixed block 48 is fixedly connected to a port of the insertion rod 46, a second spring 47 is fixedly connected to the surface of the fixed block 48, one end of the second spring 47 far from the fixed block 48 is fixedly connected with the fixing sleeve 41, an insertion block 44 is slidably inserted through the top of the fixing sleeve 41, two connection blocks 42 are fixedly connected to the surface of the insertion block 44, a first spring 43 is fixedly connected to the top of the connection block 42, the end of the first spring 43 remote from the connecting block 42 is fixedly connected to the fixing sleeve 41, the surface of the insert 44.

The scheme has the following working processes:

before the PCB substrate 3 is required to be installed in use, the inserting rod 46 and the fixed block 48 enable the fixed block 48 to be away from the fixed sleeve 41 under the action of the second spring 47, then the inserting block 44 is pulled, the inserting block 44 is enabled to move to press the first spring 43, then the rotating rod 45 is rotated to enable the rotating rod 45 to be matched with the groove, so that the rotating rod 45 supports the inserting block 44, then the PCB substrate 3 is installed in the accommodating groove at the bottom of the installing plate 1, the fixed block 48 is pressed at the moment, the fixed block 48 is enabled to press the inserting rod 46 and the second spring 47, the inserting rod 46 is enabled to move, further the inserting rod 46 is enabled to be inserted into the inserting hole in the side wall of the accommodating groove, then the rotating rod 45 is rotated out of the groove, the inserting block 44 at the moment moves under the action of the first spring 43, the moving inserting block 44 is limited by the inserting groove in the surface of the inserting rod 46, the inserting block 44 and the inserting rod 46 are enabled to be mutually clamped, and accordingly the inserting rod 46 is fixed, make whole PCB base plate 3 fix on mounting panel 1 under the effect of inserted bar 46 and jack, conveniently install the operation, when needing to dismantle PCB base plate 3, outside pulling inserted block 44 makes inserted block 44 keep away from the slot on inserted bar 46 surface to make inserted bar 46 not receive the restriction of inserted block 44, inserted bar 46 moved out the jack under the effect of second spring 47 this moment, and then made PCB base plate 3 conveniently dismantle under the restriction that does not have inserted bar 46.

According to the working process, the following steps are known:

through setting up installation mechanism 4, make PCB base plate 3 conveniently fix under the condition of not having the screw, can avoid the inconvenience that uses the screwdriver to bring moreover, convenient operation is used.

Further, two connecting blocks 42 are located inside the fixing sleeve 41, and one end of the first spring 43 away from the connecting blocks 42 is fixedly connected with the top wall of the fixing sleeve 41.

Further, the insert block 44 is set to be an L-shaped structure, the surface of the insert block 44 is rotatably connected with a rotating rod 45, and the top of the fixed sleeve 41 is provided with a groove matched with the rotating rod 45 in size.

Furthermore, one end of the insertion rod 46 far away from the fixing block 48 is provided with a conical structure, and the top of the insertion rod 46 is uniformly provided with a slot matched with the size of the insertion block 44.

Furthermore, the bottom of the mounting plate 1 is provided with a holding groove, and the side wall of the holding groove of the mounting plate 1 is provided with a jack matched with the size of the insert rod 46.

Further, the lateral wall of fixed cover 41 is provided with auxiliary device 5, and auxiliary device 5 includes two round bars 51, and the surface of two round bars 51 all slides and inserts and establish at fixed cover 41 lateral wall, and the port fixedly connected with thread bush 52 of two round bars 51, the lateral wall of fixed cover 41 rotate and are connected with screw rod 53, and screw rod 53 runs through thread bush 52 to the surface, and screw rod 53's surface is with the help of screw thread and thread bush 52 threaded connection, and the one end fixed mounting that fixed cover 41 was kept away from to screw rod 53 has commentaries on classics handle 54.

Further, a through hole is formed in the surface of the fixing block 48, and the surface of the screw 53 penetrates through the through hole.

In summary, before the PCB substrate 3 needs to be mounted in use, the insertion rod 46 and the fixed block 48 move the fixed block 48 away from the fixed sleeve 41 under the action of the second spring 47, then the insertion block 44 is pulled to move the insertion block 44 to press the first spring 43, the rotation rod 45 is rotated to match the rotation rod 45 with the groove, so that the rotation rod 45 supports the insertion block 44, then the PCB substrate 3 is mounted in the receiving groove at the bottom of the mounting plate 1, at this time, the fixed block 48 is pressed to press the insertion rod 46 and the second spring 47, so that the insertion rod 46 moves, so that the insertion rod 46 is inserted into the insertion hole on the side wall of the receiving groove, then the rotation rod 45 is rotated out of the groove, at this time, the insertion block 44 moves under the action of the first spring 43, the moved insertion block 44 is under the restriction of the insertion groove on the surface of the insertion rod 46, so that the insertion block 44 and the insertion rod 46 are engaged with each other, so that the insertion rod 46 is fixed, the whole PCB substrate 3 is fixed on the mounting plate 1 under the action of the inserted link 46 and the jack, so that the mounting operation is convenient, when the PCB substrate 3 needs to be dismounted, the inserted block 44 is pulled outwards, the inserted block 44 is far away from the slot on the surface of the inserted link 46, so that the inserted link 46 is not limited by the inserted block 44, the inserted link 46 moves out of the jack under the action of the second spring 47 at the moment, so that the PCB substrate 3 is convenient to dismount without the limitation of the inserted link 46, through the arrangement of the mounting mechanism 4, the PCB substrate 3 is convenient to fix without screws, the inconvenience caused by using a screwdriver can be avoided, the operation and the use are convenient, when the inserted link 46 is taken out of the jack, the situation that the inserted link 46 is not easy to be taken out due to the long-time matching of the inserted link 46 and the jack is easy to be taken out, at the moment, the screw 53 is rotated by utilizing the rotating handle 54, the two round rods 51 limit the threaded sleeve 52 to only move in the horizontal direction, thereby make thread bush 52 can remove under the drive of screw rod 53, the removal of thread bush 52 can make fixed block 48 atress to utilize fixed block 48 with the ejecting jack of inserted bar 46, the screw rod 53 activity runs through the through-hole on fixed block 48 surface, thereby makes fixed block 48 can not hinder the rotation of screw rod 53, through setting up auxiliary device 5, conveniently dismantles inserted bar 46, has further improved the practicality of device.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a can carry out PCB board mounting structure who protects to the LED backlight, includes mounting panel (1), LED lamp (2) and PCB base plate (3), LED lamp (2) fixed mounting is in the bottom of mounting panel (1), the surface and mounting panel (1) looks block of PCB base plate (3), PCB base plate (3) are located mounting panel (1) and LED lamp (2) between the two, its characterized in that, the surface of PCB base plate (3) is provided with installation mechanism (4), installation mechanism (4) include four fixed cover (41), four the surface of fixed cover (41) all with PCB base plate (3) fixed connection, the surface slip of fixed cover (41) has run through inserted bar (46), the port fixedly connected with fixed block (48) of inserted bar (46), the fixed surface of fixed block (48) is connected with second spring (47), the one end and the fixed cover (41) fixed connection of fixed block (48) are kept away from in second spring (47), the top of fixed cover (41) slides and runs through inserted block (44), the fixed surface of inserted block (44) is connected with two connecting blocks (42), the first spring (43) of top fixedly connected with of connecting block (42), the one end and the fixed cover (41) fixed connection of connecting block (42) are kept away from in first spring (43), the surface of inserted block (44).

2. The PCB mounting structure for shielding LED backlight source of claim 1, wherein two of the connecting blocks (42) are located inside the fixing sleeve (41), and one end of the first spring (43) far from the connecting blocks (42) is fixedly connected with the top wall of the fixing sleeve (41).

3. The PCB mounting structure capable of protecting the LED backlight source according to claim 1, wherein the insertion block (44) is configured to be an L-shaped structure, the surface of the insertion block (44) is rotatably connected with a rotating rod (45), and the top of the fixing sleeve (41) is provided with a groove matched with the rotating rod (45) in size.

4. The PCB mounting structure capable of protecting the LED backlight source according to claim 1, wherein one end of the insertion rod (46) far away from the fixing block (48) is provided with a conical structure, and the top of the insertion rod (46) is uniformly provided with slots matched with the size of the insertion block (44).

5. The PCB mounting structure capable of protecting the LED backlight source according to claim 1, wherein a receiving groove is formed at the bottom of the mounting plate (1), and a jack with an insertion rod (46) with a size matched with that of the receiving groove of the mounting plate (1) is formed in a side wall of the receiving groove.

6. The PCB mounting structure capable of protecting the LED backlight source according to claim 1, wherein the side wall of the fixing sleeve (41) is provided with an auxiliary device (5), the auxiliary device (5) comprises two round rods (51), the surfaces of the two round rods (51) are slidably inserted into the side wall of the fixing sleeve (41), the ports of the two round rods (51) are fixedly connected with threaded sleeves (52), the side wall of the fixing sleeve (41) is rotatably connected with a screw rod (53), the surface of the screw rod (53) pair penetrates through the threaded sleeves (52), the surface of the screw rod (53) is in threaded connection with the threaded sleeves (52) by virtue of threads, and one end of the screw rod (53) far away from the fixing sleeve (41) is fixedly provided with a rotating handle (54).

7. The PCB mounting structure capable of protecting the LED backlight source according to claim 6, wherein a through hole is formed on the surface of the fixing block (48), and the surface of the screw rod (53) penetrates through the through hole.