CN111031742A

CN111031742A - PCB circuit board capable of absorbing shock and prolonging service life

Info

Publication number: CN111031742A
Application number: CN201911284822.6A
Authority: CN
Inventors: 罗锐明; 罗志城
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-04-17

Abstract

The invention discloses a PCB circuit board capable of absorbing shock and prolonging service life, which comprises a main body, a first connecting block and a connecting body, wherein the top ends of two sides of the outside of the main body are fixedly connected with the connecting body, the top end of the main body is movably connected with a cover plate, two sides of the bottom end of the cover plate are fixedly connected with inserting blocks, one side of each inserting block is provided with a first jack, the bottom end of the inside of a bolt is connected with a third slide bar in a penetrating manner, the bottom end of the main body is fixedly connected with the first connecting block, and the bottom end of the first connecting block is provided with a second connecting block. According to the invention, through the cover plate arranged at the top end of the main body, when the cover plate is covered on the main body, the plug block can enter the connector and extrude the bolt, so that the bolt extrudes the third spring and contracts inwards, then the bolt can enter the first jack under the elasticity of the third spring, the cover plate is fixed, the bolt can be driven to be separated from the inside of the first jack through the labor pull rod, the cover plate is detached, and the circuit board can be conveniently overhauled when in fault.

Description

PCB circuit board capable of absorbing shock and prolonging service life

Technical Field

The invention relates to the technical field of circuit boards, in particular to a PCB circuit board capable of absorbing shock and prolonging service life.

Background

The PCB circuit board is also called as a printed circuit board, and is a provider of electrical connection of electronic components, the PCB circuit board uses an insulating board as a base material, is cut into a certain size, is attached with at least one conductive pattern, and is distributed with holes (such as component holes, fastening holes, metalized holes, etc.), and is used for replacing a chassis of the electronic components of the prior device and realizing the interconnection between the electronic components, the prior PCB circuit board has many problems in the using process, and the specific problems are as follows:

1. in the use process of the existing PCB, heat generated in the working process can damage the PCB and components thereof to a certain extent, and no measure for increasing heat dissipation exists;

2. the existing PCB is easily damaged in a vibration-prone use environment in the use process, so that the service life is shortened, and the normal work of a control unit is influenced;

3. the existing PCB circuit board can not be conveniently and quickly fixed in the using process, and is not beneficial to quickly finishing work during troubleshooting.

Disclosure of Invention

The invention aims to provide a PCB (printed circuit board) which can absorb shock and prolong the service life, so as to solve the problems that the PCB is not easy to damage in a vibration-prone use environment, cannot be conveniently and quickly fixed and the like without a measure for increasing heat dissipation in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a can shock attenuation and improve life's PCB circuit board, includes main part, first connecting block and connector, the top of the outside both sides of main part all fixedly connected with connector, and the top swing joint of main part has the apron, the both sides all fixedly connected with inserted block of apron bottom, and one side of inserted block is provided with first jack, the inside one side fixedly connected with third spring of connector, and one side fixedly connected with bolt of third spring, the intermediate position fixedly connected with pull rod of bolt one side, and the inside bottom through connection of bolt has the third slide bar, the first connecting block of bottom fixedly connected with of main part, and the bottom of first connecting block is provided with the second connecting block.

Preferably, one side of the bottom end of the main body is movably connected with a rotating rod, and one side of the rotating rod is fixedly connected with a first bevel gear.

Preferably, a second bevel gear is arranged at the top end of one side of the first bevel gear, and a screw rod is fixedly connected to the top end of the second bevel gear.

Preferably, the outside swing joint of hob has the spiral shell, and the bottom fixedly connected with first pulley of hob, the outside swing joint of first pulley has the belt, and one side of belt is provided with the second pulley.

Preferably, one side of the spiral sleeve is fixedly connected with a baffle, and a plurality of through holes are uniformly formed in one side of the baffle at equal intervals.

Preferably, both sides of the inside of the first connecting block are fixedly connected with a first slide bar, and the outside of the first slide bar is slidably connected with a first slide block.

Preferably, one side of the first sliding block is fixedly connected with a first spring, and the bottom end of the first spring is movably connected with a second connecting rod.

Preferably, one side of the second connecting rod is movably connected with a first connecting rod, and the bottom end of the first connecting rod is connected with a second sliding block in a sliding manner.

Preferably, one side of the second sliding block is fixedly connected with a second spring, and the inside of the second sliding block is fixedly connected with a second sliding rod.

Compared with the prior art, the invention has the beneficial effects that:

(1) this kind can the shock attenuation and improve life's PCB circuit board, through the hob at the inside bottom swing joint of main part, the hob can drive first conical gear and rotate, first conical gear can drive second conical gear and rotate, thereby make second conical gear drive first pulley and hob rotate, first pulley can drive the second pulley through the belt and rotate, thereby make the outside swing joint's of hob spiral cover can move on the hob, thereby the spiral cover can drive the baffle and remove, open the through-hole on the main part inner wall, increase the heat dissipation of circuit board when using, the high damage to the component of heat gauge has been avoided.

(2) This kind can shock attenuation and improve life's PCB circuit board, first connecting block through the bottom fixed connection at the main part, when receiving the impact, first connecting block can the downstream, thereby can make the angle change between head rod and the second connecting rod, because head rod and second connecting rod length are certain, thereby can drive first slider and remove to the outside, and tensile first spring, drive the second slider and remove the extrusion second spring to the outside, thereby make the impact force alleviate the back, receive the elasticity of first spring and second spring, can make first slider and second slider get back to the normal position, the impact of external environment to the circuit board cause has been avoided, the service life thereof is increased.

(3) This kind can the shock attenuation and improve life's PCB circuit board, through the apron that sets up on the main part top, when lid in the main part with the apron, the inserted block can get into inside the connector, and extrude the bolt, make the bolt extrude the third spring and contract to inside, then the bolt can receive in the elasticity entering first jack of third spring, the realization is fixed to the apron, can drive the bolt through the work pull rod and break away from first jack is inside, the realization is to the dismantlement of apron, the maintenance when having made things convenient for circuit board trouble.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is a schematic top view of a first connecting block according to the present invention;

FIG. 3 is a side view of the main body of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 5 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

In the figure: 1. a main body; 101. a spiral sleeve; 102. a rotating rod; 103. a first bevel gear; 104. a second bevel gear; 105. a screw rod; 106. a first pulley; 107. a belt; 108. a second pulley; 109. a through hole; 110. a baffle plate; 2. a first connection block; 201. a first spring; 202. a first slider; 203. a first slide bar; 3. a second connecting block; 301. a second spring; 302. a second slider; 303. a second slide bar; 304. a first connecting rod; 305. a second connecting rod; 4. a cover plate; 401. a first jack; 402. inserting a block; 5. a linker; 501. a third spring; 502. a bolt; 503. a third slide bar; 504. a pull rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: a PCB circuit board capable of absorbing shock and prolonging service life comprises a main body 1, a first connecting block 2 and a connecting body 5, wherein the top ends of two sides of the outside of the main body 1 are fixedly connected with the connecting body 5, one side of the bottom end of the main body 1 is movably connected with a rotating rod 102, one side of the rotating rod 102 is fixedly connected with a first bevel gear 103, the top end of one side of the first bevel gear 103 is provided with a second bevel gear 104, the top end of the second bevel gear 104 is fixedly connected with a spiral rod 105, the outside of the spiral rod 105 is movably connected with a spiral sleeve 101, the bottom end of the spiral rod 105 is fixedly connected with a first pulley 106, the outside of the first pulley 106 is movably connected with a belt 107, one side of the belt 107 is provided with a second pulley 108, one side of the spiral sleeve 101 is fixedly connected with a baffle 110, one side of the baffle 110 is uniformly provided with a plurality of through holes, the first bevel gear 103 can drive the second bevel gear 104 to rotate, so that the second bevel gear 104 drives the first pulley 106 and the screw rod 105 to rotate, the first pulley 106 can drive the second pulley 108 to rotate through the belt 107, and the screw sleeve 101 movably connected to the outside of the screw rod 105 can move on the screw rod 105, so that the screw sleeve 101 can drive the baffle 110 to move, the through hole 109 on the inner wall of the main body 1 is opened, heat dissipation of a circuit board in use is increased, and damage of high heat to elements is avoided;

the top end of the main body 1 is movably connected with a cover plate 4, both sides of the bottom end of the cover plate 4 are fixedly connected with an insert block 402, one side of the insert block 402 is provided with a first jack 401, one side inside the connecting body 5 is fixedly connected with a third spring 501, one side of the third spring 501 is fixedly connected with a bolt 502, the middle position of one side of the bolt 502 is fixedly connected with a pull rod 504, the bottom end inside the bolt 502 is connected with a third slide rod 503 in a penetrating way, the bottom end of the main body 1 is fixedly connected with a first connecting block 2, both sides inside the first connecting block 2 are fixedly connected with a first slide rod 203, the outer part of the first slide rod 203 is connected with a first slide block 202 in a sliding way, one side of the first slide block 202 is fixedly connected with a first spring 201, the bottom end of the first spring 201 is movably connected with a second connecting rod 305, one side of the second connecting rod 305 is movably connected with a first, one side fixedly connected with second spring 301 of second slider 302, and the inside fixedly connected with second slide bar 303 of second slider 302, and the bottom of first connecting block 2 is provided with second connecting block 3, when receiving the impact, first connecting block 2 can move down, thereby can make the angle change between first connecting rod 304 and the second connecting rod 305, because first connecting rod 304 and second connecting rod 305 length are certain, thereby can drive first slider 202 and move to the outside, and stretch first spring 201, drive second slider 302 and move to the outside and extrude second spring 301, thereby make the impact force alleviate the back, receive the elasticity of first spring 201 and second spring 301, can make first slider 202 and second slider 302 get back to the normal position, avoided the impact that external environment caused the circuit board.

The working principle is as follows: when the cover plate 4 is covered on the main body 1 in use, the insert block 402 enters into the connector 5 and extrudes the plug pin 502, the plug pin 502 extrudes the third spring 501 and shrinks inwards, then the plug pin 502 enters into the first jack 401 under the elastic force of the third spring 501, the cover plate 4 is fixed, the plug pin 502 can be driven by the labor pull rod 504 to be separated from the first jack 401, the cover plate 4 is disassembled, the circuit board is convenient to overhaul when in failure, the rotating rod 102 can drive the first bevel gear 103 to rotate, the first bevel gear 103 can drive the second bevel gear 104 to rotate, the second bevel gear 104 can drive the first pulley 106 and the spiral rod 105 to rotate, the first pulley 106 can drive the second pulley 108 to rotate through the belt 107, so that the spiral sleeve 101 movably connected with the outside of the spiral rod 105 can move on the spiral rod 105, and the spiral sleeve 101 can drive the baffle 110 to move, open through-hole 109 on the main part 1 inner wall, increase the heat dissipation of circuit board when using, the damage to the component of high heat has been avoided, when receiving the impact, first connecting block 2 can move down, thereby can make the angle change between head rod 304 and the second connecting rod 305, because head rod 304 and second connecting rod 305 length are certain, thereby can drive first slider 202 and move to the outside, and stretch first spring 201, drive second slider 302 and move outside extrusion second spring 301, thereby make the impact force alleviate the back, receive the elasticity of first spring 201 and second spring 301, can make first slider 202 and second slider 302 get back to the normal position, avoided the impact that external environment caused the circuit board, increased its life.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a can shock attenuation and improve life's PCB circuit board, includes main part (1), first connecting block (2) and connector (5), its characterized in that: the utility model discloses a connector, including main part (1), top and bottom fixedly connected with connector (5) of main part (1) outside both sides, and the top swing joint of main part (1) has apron (4), both sides all fixedly connected with inserted block (402) of apron (4) bottom, and one side of inserted block (402) is provided with first jack (401), connector (5) inside one side fixedly connected with third spring (501), and one side fixedly connected with bolt (502) of third spring (501), intermediate position fixedly connected with pull rod (504) of bolt (502) one side, and the inside bottom through connection of bolt (502) has third slide bar (503), the first connecting block (2) of bottom fixedly connected with of main part (1), and the bottom of first connecting block (2) is provided with second connecting block (3).

2. The PCB circuit board capable of absorbing shock and prolonging service life according to claim 1, wherein: one side of the bottom end of the main body (1) is movably connected with a rotating rod (102), and one side of the rotating rod (102) is fixedly connected with a first bevel gear (103).

3. The PCB circuit board capable of absorbing shock and prolonging service life according to claim 2, wherein: a second bevel gear (104) is arranged at the top end of one side of the first bevel gear (103), and a screw rod (105) is fixedly connected to the top end of the second bevel gear (104).

4. The PCB circuit board capable of absorbing shock and prolonging service life according to claim 3, wherein: the outside swing joint of hob (105) has spiral shell (101), and the bottom fixedly connected with first pulley (106) of hob (105), the outside swing joint of first pulley (106) has belt (107), and one side of belt (107) is provided with second pulley (108).

5. The PCB circuit board capable of absorbing shock and prolonging service life according to claim 4, wherein: one side of the spiral casing (101) is fixedly connected with a baffle plate (110), and a plurality of through holes (109) are uniformly formed in one side of the baffle plate (110) at equal intervals.

6. The PCB circuit board capable of absorbing shock and prolonging service life according to claim 1, wherein: both sides in the first connecting block (2) are fixedly connected with a first sliding rod (203), and the outside of the first sliding rod (203) is connected with a first sliding block (202) in a sliding manner.

7. The PCB circuit board capable of absorbing shock and prolonging service life according to claim 6, wherein: one side of the first sliding block (202) is fixedly connected with a first spring (201), and the bottom end of the first spring (201) is movably connected with a second connecting rod (305).

8. The PCB circuit board capable of absorbing shock and prolonging service life according to claim 7, wherein: one side of the second connecting rod (305) is movably connected with a first connecting rod (304), and the bottom end of the first connecting rod (304) is connected with a second sliding block (302) in a sliding manner.

9. The PCB circuit board capable of absorbing shock and prolonging service life according to claim 8, wherein: one side of the second sliding block (302) is fixedly connected with a second spring (301), and the inside of the second sliding block (302) is fixedly connected with a second sliding rod (303).