CN210781795U

CN210781795U - Circuit board convenient to maintain

Info

Publication number: CN210781795U
Application number: CN201921918428.9U
Authority: CN
Inventors: 谢培森
Original assignee: Jiangmen Hualing Electronic Co ltd
Current assignee: Jiangmen Hualing Electronic Co ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-06-16
Anticipated expiration: 2029-11-08

Abstract

The utility model relates to a circuit board technical field just discloses a circuit board convenient to maintain, including the carrier box, the equal fixed mounting of lateral wall has the fixing base about the carrier box inner chamber, it has the locating lever, two to peg graft in the fixing base the top of locating lever all with circuit board plate body fixed connection, set up the locating hole that is located the fixing base on the locating lever, two fixed mounting has hollow section of thick bamboo between the fixing base, sliding connection has the inserted bar that runs through hollow section of thick bamboo and fixing base and peg graft in the locating hole in hollow section of thick bamboo, fixed mounting has the outside spring that is located the inserted bar between the inner chamber wall of inserted bar and hollow section of thick bamboo. This circuit board convenient to maintain, two inserted bars that the pulling stay cord drove on connecting the rope move in opposite directions and the locating hole breaks away from, can push the roof rebound under expanding spring's flexible return effect, and the telescopic link is synchronous flexible to support out the circuit board plate body, and then has realized the quick assembly disassembly to the circuit board plate body, has convenient maintenance.

Description

Circuit board convenient to maintain

Technical Field

The utility model relates to a circuit board technical field specifically is a circuit board convenient to maintain.

Background

The circuit board is named as a ceramic circuit board, an alumina ceramic circuit board, an aluminum nitride ceramic circuit board, a PCB board, an aluminum substrate, a high-frequency board, a thick copper plate, an impedance board, a PCB, an ultrathin circuit board, a printed (copper etching technology) circuit board and the like, enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout.

Along with the development of times and science and technology, the technological progress of circuit board has been promoted simultaneously in the progress of science and technology, but still has the defect, and present circuit board structural fixation adopts a plurality of screws mostly to fix, dismantles the installation and gets up more difficultly, is not convenient for maintain, and smooth phenomenon appears easily in a lot of dismouting, so has proposed the circuit board solution this problem of being convenient for maintain.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The circuit board convenient to maintain is not enough to prior art, the utility model provides a circuit board convenient to maintain possesses the advantage such as being convenient for maintain, has solved the fixed a plurality of screws that adopt of present circuit board structure mostly and has fixed, and it is more difficult to dismantle the installation, is not convenient for maintain, and the problem of the phenomenon of smooth silk appears easily in a lot of dismouting.

(II) technical scheme

In order to realize the purpose of the maintenance of being convenient for, the utility model provides a following technical scheme: a circuit board convenient to maintain comprises a carrier box, wherein fixing seats are fixedly arranged on the left side wall and the right side wall of an inner cavity of the carrier box, positioning rods are inserted in the fixing seats, the tops of the two positioning rods are fixedly connected with a circuit board body, positioning holes in the fixing seats are formed in the positioning rods, a hollow cylinder is fixedly arranged between the two fixing seats, an inserting rod penetrating through the hollow cylinder and the fixing seats and inserted in the positioning holes is connected in the hollow cylinder in a sliding mode, a spring positioned outside the inserting rod is fixedly arranged between the inserting rod and the inner cavity wall of the hollow cylinder, two partition plates are fixedly arranged in the hollow cylinder, a connecting rope penetrating through the partition plates is fixedly arranged between the two inserting rods, two telescopic rods are fixedly arranged at the top of the hollow cylinder, and the tops of the two telescopic rods are fixedly connected with a top plate in contact with the circuit, and a telescopic spring is fixedly installed between the top plate and the hollow cylinder, and a pull rope which is positioned between the two clapboards and penetrates through the clapboard and extends to the front surface of the carrier box is fixedly installed on the connecting rope.

Preferably, the telescopic rod consists of an outer cylinder and an inner rod, and the inner rod penetrating through and extending to the top of the outer cylinder is connected inside the outer cylinder in a sliding manner.

Preferably, the telescopic springs are located between the two telescopic rods, and the two telescopic rods are symmetrically distributed in a left-right mode by taking the telescopic springs as symmetric centers.

Preferably, the pull rope is positioned in the middle of the connecting rope, and the front surface of the carrier box is provided with a rope threading hole matched with the connecting rope.

Preferably, the hollow cylinder is a hollow cylinder, and the left and right sides of the hollow cylinder and two opposite faces of the fixing seats are provided with through holes matched with the inserted bars.

Preferably, the top of the top plate is fixedly provided with a rubber plate, and the connecting interfaces of the top plate and the rubber plate are aligned.

(III) advantageous effects

Compared with the prior art, the utility model provides a circuit board convenient to maintain possesses following beneficial effect:

this circuit board convenient to maintain, hollow section of thick bamboo through the setting, sliding connection's inserted bar in the hollow section of thick bamboo, thereby realize when fixed mounting's locating lever inserts the fixing base on the circuit board plate body in, in the locating hole that two inserted bar antiport grafting were seted up on the locating lever was pulled under the flexible return effect of spring, circuit board plate body on the locating lever is fixed, at the same time, two inserted bar antiport that the stay cord drove on the connection rope move away from with the locating hole in opposite directions, can push roof rebound under the flexible return effect of expanding spring, the telescopic link is flexible in step and is supported out the circuit board plate body, and then realized the quick assembly disassembly to the circuit board plate body, convenient maintenance.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

fig. 2 is a front view of the present invention.

In the figure: the circuit board comprises a carrier box 1, a fixing seat 2, a positioning rod 3, a circuit board body 4, positioning holes 5, hollow cylinders 6, an inserting rod 7, springs 8, partition plates 9, connecting ropes 10, telescopic rods 11, a top plate 12, telescopic springs 13 and pull ropes 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a circuit board convenient for maintenance comprises a carrier box 1, wherein fixed seats 2 are fixedly installed on the left and right side walls of the inner cavity of the carrier box 1, positioning rods 3 are inserted in the fixed seats 2, the tops of the two positioning rods 3 are fixedly connected with a circuit board body 4, positioning holes 5 located in the fixed seats 2 are formed in the positioning rods 3, hollow cylinders 6 are fixedly installed between the two fixed seats 2, insertion rods 7 penetrating through the hollow cylinders 6 and the fixed seats 2 and inserted into the positioning holes 5 are slidably connected in the hollow cylinders 6, the hollow cylinders 6 are hollow cylinders, through holes matched with the insertion rods 7 are formed in the left and right sides of the hollow cylinders 6 and the opposite surfaces of the two fixed seats 2, springs 8 located outside the insertion rods 7 are fixedly installed between the insertion rods 7 and the inner cavity wall of the hollow cylinders 6, two partition plates 9 are fixedly installed in the hollow cylinders 6, a connecting rope 10 penetrating through the partition plates 9 is fixedly installed between the two inserting rods 7, two telescopic rods 11 are fixedly installed at the top of the hollow cylinder 6, each telescopic rod 11 consists of an outer cylinder and an inner rod, the inner rod penetrating through and extending to the top of the outer cylinder is connected inside the outer cylinder in a sliding manner, the tops of the two telescopic rods 11 are fixedly connected with a top plate 12 in contact with the circuit board body 4, a rubber plate is fixedly installed at the top of the top plate 12, the connecting joints of the top plate 12 and the rubber plate are aligned, a telescopic spring 13 is fixedly installed between the top plate 12 and the hollow cylinder 6, the telescopic spring 13 is located between the two telescopic rods 11, the two telescopic rods 11 are distributed in bilateral symmetry by taking the telescopic spring 13 as a symmetry center, a pull rope 14 which is located between the two partition plates 9 and penetrates through and extends to the front surface of the carrier box 1 is fixedly installed on the, and the front surface of the carrier box 1 is provided with a rope threading hole matched with the connecting rope 10.

In conclusion, the circuit board convenient to maintain is characterized in that the hollow cylinder 3 and the inserting rods 7 slidably connected in the hollow cylinder 3 are arranged, so that when the positioning rods 3 fixedly mounted on the circuit board bodies 4 are inserted into the fixing seats 2, the two inserting rods 7 are driven to move in opposite directions under the telescopic return action of the springs 8 to be inserted into the positioning holes 5 formed in the positioning rods 3, the circuit board bodies 4 on the positioning rods 3 are fixed, meanwhile, the pulling ropes 14 are pulled to drive the two inserting rods 7 on the connecting ropes 10 to move in opposite directions to be separated from the positioning holes 5, so that the top plate 12 is driven to move upwards under the telescopic return action of the telescopic springs 13, the telescopic rods 11 synchronously stretch to push out the circuit board bodies 4, and further, the circuit board bodies 4 are quickly disassembled and assembled, the maintenance is convenient, the problem that most of the conventional circuit board structure fixing is fixed by adopting a plurality of screws is solved, inconvenient maintenance and easy occurrence of the phenomenon of thread slipping after repeated disassembly and assembly.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A circuit board convenient to maintain, includes carrier box (1), its characterized in that: fixing seats (2) are fixedly installed on the left side wall and the right side wall of an inner cavity of the carrier box (1), positioning rods (3) are inserted in the fixing seats (2), the tops of the two positioning rods (3) are fixedly connected with a circuit board body (4), positioning holes (5) in the fixing seats (2) are formed in the positioning rods (3), hollow cylinders (6) are fixedly installed between the two fixing seats (2), inserting rods (7) which penetrate through the hollow cylinders (6) and the fixing seats (2) and are inserted into the positioning holes (5) are connected in a sliding mode in the hollow cylinders (6), springs (8) which are located outside the inserting rods (7) are fixedly installed between the inserting rods (7) and the inner cavity wall of the hollow cylinders (6), two partition plates (9) are fixedly installed in the hollow cylinders (6), and connecting ropes (10) which penetrate through the partition plates (9) are fixedly installed between the two inserting rods (7), the top fixed mounting of hollow section of thick bamboo (6) has telescopic link (11) that quantity is two, two the top of telescopic link (11) all with roof (12) fixed connection with circuit board plate body (4) contact, fixed mounting has expanding spring (13) between roof (12) and hollow section of thick bamboo (6), fixed mounting is located two on connecting rope (10) just run through and extend to stay cord (14) of carrier box (1) front surface between baffle (9).

2. A circuit board for facilitating maintenance according to claim 1, wherein: the telescopic rod (11) consists of an outer barrel and an inner rod, and the inner part of the outer barrel is connected with the inner rod which penetrates through and extends to the top of the outer barrel in a sliding manner.

3. A circuit board for facilitating maintenance according to claim 1, wherein: the telescopic springs (13) are located between the two telescopic rods (11), and the two telescopic rods (11) are distributed in a bilateral symmetry mode by taking the telescopic springs (13) as the symmetry center.

4. A circuit board for facilitating maintenance according to claim 1, wherein: the pull rope (14) is positioned in the middle of the connecting rope (10), and the front surface of the carrier box (1) is provided with a rope threading hole matched with the connecting rope (10).

5. A circuit board for facilitating maintenance according to claim 1, wherein: hollow section of thick bamboo (6) are hollow cylinder, and the left and right sides of hollow section of thick bamboo (6) and two the opposite face of fixing base (2) all seted up the perforation with inserted bar (7) looks adaptation.

6. A circuit board for facilitating maintenance according to claim 1, wherein: the top of roof (12) fixed mounting has the rubber slab, and roof (12) and the connection interface of rubber slab are neat.