CN210247180U

CN210247180U - Universal air guide plate for anti-welding plug hole of PCB

Info

Publication number: CN210247180U
Application number: CN201921300196.0U
Authority: CN
Inventors: Zhijian Sun; 孙志坚; Wei Wang; 王威; Miao Yuan; 袁苗
Original assignee: Jiangxi Weigao Electronic Technology Co ltd
Current assignee: Jiangxi weiergao Electronics Co.,Ltd.
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-04-03
Anticipated expiration: 2029-08-12

Abstract

The utility model relates to a general purpose air guide plate technical field just discloses a PCB is with preventing welding consent general purpose air guide plate, including first limiting plate, second limiting plate, mounting groove, tensile board, joint piece, spacing groove, stopper, activity groove, lead screw and regulating block, the mounting groove has all been seted up to one side that first limiting plate and second limiting plate are relative. This PCB is with preventing welding consent general purpose air guide plate, through setting up the lead screw, joint piece and regulating block, the accessible rotates the regulating block and promotes the drawing board, thereby change the length of general purpose air guide plate, can avoid the specification of general purpose air guide plate to be restricted, the joint piece can avoid drawing board and first limiting plate and second limiting plate separation when tensile, through setting up spacing groove and stopper, can inject the position of lead screw, avoid the lead screw to remove about, this structure has reached the effect of adjusting the length, can make the result of use of general purpose air guide plate better, can more be favorable to the user to use.

Description

Universal air guide plate for anti-welding plug hole of PCB

Technical Field

The utility model relates to a general purpose air guide plate technical field specifically is a PCB is with preventing welding consent general purpose air guide plate.

Background

At present, a special air guide plate is mostly used in the market, the half-year substrate consumption amount of the special plug hole air guide plate is about 48000RMB, the half-year drilling working hour is about 576H, the half-year substrate consumption amount of the universal plug hole air guide plate is about 2000RMB, the half-year molding working hour is about 80 min, and the cost and the time of the special air guide plate are both larger than those of the universal air guide plate in comparison data.

The existing universal air guide plate in the market at present has the advantages of simple structure and low cost, but the specification of the existing universal air guide plate is fixed and cannot be adjusted at any time, so the use effect is limited, and therefore, the universal air guide plate for the PCB through the solder mask plug hole is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a PCB is with preventing welding consent general purpose air deflector possesses advantages such as adjustable size, and the specification of having solved current general purpose air deflector all is fixed, can not adjust at any time, so the result of use is also by the problem of limitation.

(II) technical scheme

In order to realize the purpose of the adjustable size, the utility model provides a following technical scheme: a universal gas guide plate for a welding-proof plug hole for a PCB comprises a first limiting plate, a second limiting plate, a mounting groove, a stretching plate, a clamping block, a limiting groove, a limiting block, a movable groove, a screw rod and an adjusting block, wherein the mounting groove is formed in one side of the first limiting plate opposite to the second limiting plate, the stretching plate extending to the right side is movably mounted in the mounting groove on the left side, the clamping block is fixedly mounted on the left side and the right side of the stretching plate, the limiting groove is formed in the opposite side of the two clamping blocks in the first limiting plate and the second limiting plate, the limiting block is movably mounted in the groove of the limiting groove, the movable groove is formed in the left side and the right side of the stretching plate, the screw rod penetrating through the limiting block and the clamping block and extending into the movable groove is movably mounted on the opposite side of the first limiting plate and the second limiting plate, and adjusting blocks are fixedly mounted on the left side and the right side of one side of the screw rod, which is back to back.

Preferably, the thickness of joint piece is greater than the thickness of drawing plate, and lead screw and stopper fixed connection.

Preferably, the inside of joint piece is seted up with the screw hole of lead screw looks adaptation, and lead screw and joint piece threaded connection.

Preferably, the left and right sides the inslot of mounting groove and the thickness that is located to keep away from regulating block one side are less than the left and right sides the inslot of mounting groove and the thickness that is located to be close to regulating block one side, the thickness of joint piece is greater than left and right sides the inslot of mounting groove and the thickness that is located to keep away from regulating block one side and be less than the left and right sides the inslot of mounting groove and the thickness that is located to be close to regulating block one side.

Preferably, the depth of the movable groove is equal to the length of the stretching plate extending into the groove of the mounting groove, and the length of the screw rod is greater than the depth of the mounting groove.

Preferably, the limiting groove is a circular groove, the limiting block is a circular block, and the diameter of the limiting groove is larger than that of the limiting block.

(III) advantageous effects

Compared with the prior art, the utility model provides a PCB is with preventing welding consent general purpose air guide plate possesses following beneficial effect:

this PCB is with preventing welding consent general purpose air guide plate, through setting up the lead screw, joint piece and regulating block, the accessible rotates the regulating block and promotes the drawing board, thereby change the length of general purpose air guide plate, can avoid the specification of general purpose air guide plate to be restricted, the joint piece can avoid drawing board and first limiting plate and second limiting plate separation when tensile, through setting up spacing groove and stopper, can inject the position of lead screw, avoid the lead screw to remove about, this structure has reached the effect of adjusting the length, can make the result of use of general purpose air guide plate better, can more be favorable to the user to use.

Drawings

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

FIG. 2 is a bottom cross-sectional view of the structure of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1 first limiting plate, 2 second limiting plates, 3 mounting grooves, 4 stretching plates, 5 clamping blocks, 6 limiting grooves, 7 limiting blocks, 8 movable grooves, 9 lead screws and 10 adjusting blocks.

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. 1-3, a universal gas guide plate for a solder mask plug hole of a PCB comprises a first limiting plate 1, a second limiting plate 2, a mounting groove 3, a stretching plate 4, a clamping block 5, a limiting groove 6, a limiting block 7, a movable groove 8, a screw rod 9 and an adjusting block 10, wherein the mounting groove 3 is formed on one side of the first limiting plate 1 opposite to the second limiting plate 2, the stretching plate 4 extending into the mounting groove 3 on the right side is movably mounted in the mounting groove 3 on the left side, the clamping block 5 is fixedly mounted on the left side and the right side of the stretching plate 4, the limiting groove 6 is formed in one side of the first limiting plate 1 opposite to the clamping block 5 in the second limiting plate 2, the limiting block 7 is movably mounted in the groove of the limiting groove 6, the limiting groove 6 is a circular groove, the limiting block 7 is a circular block, the diameter of the limiting groove 6 is larger than that of the limiting block 7, the movable groove 8 is formed on, the degree of depth of activity groove 8 equals with the length that tensile board 4 extends to mounting groove 3 inslot, and the length of lead screw 9 is greater than the degree of depth of mounting groove 3, the equal movable mounting in one side that first limiting plate 1 and second limiting plate 2 carried on the back mutually has the lead screw 9 that runs through stopper 7 and joint piece 5 and extend to activity groove 8 inslot, the screw hole with lead screw 9 looks adaptation is seted up to joint piece 5's inside, and

lead screw

9 and 5 threaded connection of joint piece, the thickness of joint piece 5 is greater than the thickness of tensile board 4, and lead screw 9 and stopper 7 fixed connection, the equal fixed mounting in one side that left and right sides lead screw 9 carried on the back mutually has regulating block 10, the inslot of left and right sides mounting groove 3 and the thickness that is located to keep away from regulating block 10 one side are less than the inslot of left and right sides mounting groove 3 and the inslot that is located to keep away from regulating block 10 one side and is less than left and right sides mounting groove 3 and is located by Thickness of nearly regulating block 10 one side, through setting up the lead screw 9, joint piece 5 and regulating block 10, the accessible rotates regulating block 10 and promotes tensile board 4, thereby change the length of general purpose air guide plate, the specification that can avoid general purpose air guide plate is limited, joint piece 5 can avoid tensile board 4 and first limiting plate 1 and the separation of second limiting plate 2 when tensile, through setting up spacing groove 6 and stopper 7, can prescribe a limit to the position of lead screw 9, avoid lead screw 9 to remove about, this structure has reached the effect of adjusting the length, can make the result of use of general purpose air guide plate better, can more be favorable to the user to use.

When the universal air guide plate is used, the length of the universal air guide plate can be adjusted by rotating the adjusting block 10.

To sum up, this PCB is with preventing welding consent general purpose air guide plate, through setting up lead screw 9, joint piece 5 and regulating block 10, the accessible rotates regulating block 10 and promotes tensile board 4, thereby change the length of general purpose air guide plate, can avoid the specification of general purpose air guide plate to be restricted, joint piece 5 can avoid tensile board 4 and first limiting plate 1 and the separation of second limiting plate 2 when tensile, through setting up spacing groove 6 and stopper 7, can prescribe a limit to the position of lead screw 9, avoid lead screw 9 to remove about, this structure has reached the effect of adjusting the length, can make the result of use of general purpose air guide plate better, can more be favorable to the user to use, the specification of having solved current general purpose air guide plate all is fixed, can not adjust at any time, so the result of use is also by the problem of restriction.

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

The utility model provides a PCB is with preventing welding consent general purpose air guide plate, including first limiting plate (1), second limiting plate (2), mounting groove (3), extension plate (4), joint piece (5), spacing groove (6), stopper (7), activity groove (8), lead screw (9) and regulating block (10), its characterized in that: the fixing device is characterized in that one side, opposite to the first limiting plate (1) and the second limiting plate (2), of the first limiting plate (1) is provided with a mounting groove (3), the left side of the mounting groove (3) is provided with a stretching plate (4) extending to the right side of the mounting groove (3), the left side and the right side of the stretching plate (4) are respectively and fixedly provided with a clamping block (5), the inside of the first limiting plate (1) and the second limiting plate (2) is provided with two limiting grooves (6) at the side where the clamping blocks (5) are opposite to each other, the limiting blocks (7) are movably arranged in the grooves of the limiting grooves (6), the left side and the right side of the stretching plate (4) are respectively provided with movable grooves (8), the first limiting plate (1) and the second limiting plate (2) are movably arranged at the side where the clamping blocks (5) are opposite to each other and are respectively provided with a lead screw (, and adjusting blocks (10) are fixedly mounted on the opposite sides of the screw rods (9) on the left and right sides.
2. The universal solder plug hole air guide plate for the PCB as recited in claim 1, wherein: the thickness of joint piece (5) is greater than the thickness of tensile board (4), and lead screw (9) and stopper (7) fixed connection.
3. The universal solder plug hole air guide plate for the PCB as recited in claim 1, wherein: the inside of joint piece (5) is seted up with the screw hole of lead screw (9) looks adaptation, and lead screw (9) and joint piece (5) threaded connection.
4. The universal solder plug hole air guide plate for the PCB as recited in claim 1, wherein: the left and right sides the inslot of mounting groove (3) and the thickness that is located to keep away from regulating block (10) one side are less than the left and right sides the inslot of mounting groove (3) and be located the thickness that is close to regulating block (10) one side, the thickness of joint piece (5) is greater than the left and right sides the inslot of mounting groove (3) and be located the thickness that keeps away from regulating block (10) one side and be less than the left and right sides the inslot of mounting groove (3) and be located the thickness that is close to regulating block (10) one side.
5. The universal solder plug hole air guide plate for the PCB as recited in claim 1, wherein: the depth of the movable groove (8) is equal to the length of the stretching plate (4) extending into the mounting groove (3), and the length of the screw rod (9) is greater than the depth of the mounting groove (3).
6. The universal solder plug hole air guide plate for the PCB as recited in claim 1, wherein: the limiting groove (6) is a circular groove, the limiting block (7) is a circular block, and the diameter of the limiting groove (6) is larger than that of the limiting block (7).