CN216852827U

CN216852827U - Direct current power supply filter convenient to positioning and assembling

Info

Publication number: CN216852827U
Application number: CN202220147479.1U
Authority: CN
Inventors: 魏炜; 朱益志
Original assignee: Nanjing Pan Micro Communication Technology Co ltd
Current assignee: Nanjing Pan Micro Communication Technology Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-06-28
Anticipated expiration: 2032-01-20

Abstract

The utility model relates to a direct current filter technical field specifically is a direct current power supply filter convenient to location equipment, including filter circuit board, filter circuit board's surface mounting has the apron, filter circuit board's surface mounting has four wiring ends, four two liang of a set of wiring ends, filter circuit board is equipped with two stop device for the position of apron, stop device includes two square boards, square board fixed connection is on filter circuit board's surface, the last fixed surface of square board is connected with the card pipe, the apron is for the position fixedly connected with card pole of card pipe, the size of card pole and the size looks adaptation of card pipe, the one end intercommunication that the square board was kept away from to the card pipe has the stand pipe, the vertical cross-section of stand pipe is isosceles trapezoid. This application has solved because the staff is difficult to align filtering circuit board and apron always, therefore the inconvenient problem of equipment DC power supply filter of staff.

Description

Direct current power supply filter convenient to positioning and assembling

Technical Field

The application relates to the technical field of direct current filters, in particular to a direct current power supply filter convenient to position and assemble.

Background

The direct current filter is a general name of various filters which utilize a capacitor to filter so that the output waveform of a direct current power supply is more stable, wherein the direct current power supply filter mainly comprises a filter circuit board with the capacitor and a cover plate.

SUMMERY OF THE UTILITY MODEL

The purpose of this application is in order to solve among the prior art because the staff is difficult to align filtering circuit board and apron always, consequently the inconvenient shortcoming of equipment DC power supply filter of staff, and the DC power supply filter who is convenient for location equipment who provides.

In order to achieve the purpose, the following technical scheme is adopted in the application: the utility model provides a DC power supply wave filter convenient to location equipment, includes filter circuit board, filter circuit board's surface mounting has the apron, filter circuit board's surface mounting has four wiring ends, four two liang of a set of wiring ends, filter circuit board is equipped with two stop device for the position of apron, stop device includes two square boards, square board fixed connection is on filter circuit board's surface, the last fixed surface of square board is connected with the card pipe, the apron is for the fixed position of card pipe is connected with the card pole, the size of card pole and the size looks adaptation of card pipe, the one end intercommunication that the square board was kept away from to the card pipe has the stand pipe, the vertical cross-section of stand pipe is isosceles trapezoid.

The effect that above-mentioned part reaches is: through setting up stop device, reach when equipment filter circuit board and apron, carry out interim spacing after aligning filter circuit board and apron to make things convenient for the staff to carry out the effect of equipment with filter circuit board and apron.

Preferably, one side fixedly connected with fixed plate that filter circuit board is close to the square plate, the fixed plate is located between two square plates, the vertical cross-section of fixed plate is "L" shape, the surface slip of fixed plate long arm has run through the slide, the vertical cross-section of slide is "L" shape, one side fixedly connected with stopper that slide long arm is close to the apron, the apron is for the position fixedly connected with rack of stopper, the size of rack and the size looks adaptation of stopper, the stopper is straight triangular prism structure.

The effect that above-mentioned part reaches is: the limiting block achieves the effect of limiting the position of the rack and further limiting the position of the filter circuit board.

Preferably, one side of the short arm of the sliding plate, which is close to the rack, is fixedly connected with a spring, and one end of the spring, which is far away from the short arm of the sliding plate, is fixedly connected with the fixing plate.

The effect that above-mentioned part reaches is: when the spring begins to contract, the sliding plate can drive the limiting block to slide towards the direction close to the filter circuit board by virtue of the elasticity of the spring, and the spring achieves the effect of enabling the limiting block to be in close contact with the rack.

Preferably, the position of filter circuit board for two sets of wiring ends all is equipped with protector, protector includes the backup pad, backup pad fixed connection is on filter circuit board's surface, the surperficial sliding connection of backup pad has the protection casing, the last fixed surface of backup pad is connected with the baffle, the wire casing has all been seted up for the position of two wiring ends to the protection casing.

The effect that above-mentioned part reaches is: through setting up protector, reach and shelter from the wiring end to prevent as far as possible that other electric wires from taking place with the condition of wiring end after, influence the normal work of filter body, and then improve the effect of device practicality.

Preferably, one side of the protective cover close to the baffle is fixedly connected with a cylindrical block, and one end, far away from the protective cover, of the cylindrical block is rotatably connected with a rotating plate.

The effect that above-mentioned part reaches is: after the side that the backup pad was kept away from to commentaries on classics board and baffle, the baffle reaches the effect that the restriction changes the board position and then restriction protection casing position.

Preferably, a screw rod is connected to the position of the protective cover relative to the support plate in a threaded manner, and the screw rod penetrates through the protective cover to abut against the surface of the support plate.

The effect that above-mentioned part reaches is: when the screw rod is rotated, the screw rod can move by means of the threads, and after the screw rod is tightly contacted with the supporting plate, the screw rod achieves the effect of limiting the position of the protective cover.

In summary, the following steps:

in this application, through setting up stop device, reach when equipment filter circuit board and apron, carry out interim spacing after aligning filter circuit board and apron to make things convenient for the staff to carry out the effect of equipment with filter circuit board and apron.

Drawings

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a schematic view of another embodiment of the present application;

FIG. 3 is an enlarged view of the present application at A in FIG. 1;

fig. 4 is a partial structural schematic view of the protection device of the present application.

Illustration of the drawings: 1. a filter circuit board; 2. a cover plate; 3. a terminal; 4. a limiting device; 41. a square plate; 42. clamping the pipe; 43. a clamping rod; 44. a guide tube; 45. a fixing plate; 46. a slide plate; 47. a limiting block; 48. a rack; 49. a spring; 5. a guard; 51. a support plate; 52. a protective cover; 53. a baffle plate; 54. a wire slot; 55. a cylindrical block; 56. rotating the plate; 57. a screw.

Detailed Description

Referring to fig. 1, the present application provides a technical solution: a direct current power supply filter convenient for positioning and assembling comprises a filter circuit board 1, a cover plate 2 is installed on the surface of the filter circuit board 1, four wiring terminals 3 are installed on the surface of the filter circuit board 1, every two of the four wiring terminals 3 form a group, two limiting devices 4 are arranged at the positions of the filter circuit board 1 relative to the cover plate 2, the purpose that when the filter circuit board 1 and the cover plate 2 are assembled, the filter circuit board 1 and the cover plate 2 are aligned and then temporarily limited is achieved through the arrangement of the limiting devices 4, therefore, the filter circuit board 1 and the cover plate 2 can be conveniently assembled by workers, protective devices 5 are arranged at the positions of the filter circuit board 1 relative to the two groups of wiring terminals 3, the wiring terminals 3 are shielded through the arrangement of the protective devices 5, and the situation that the normal work of a filter body is influenced after other electric wires are contacted with the wiring terminals 3 is prevented as much as possible, thereby improving the practicability of the device.

The specific arrangement and function of the limiting means 4 and the protecting means 5 will be described in detail below.

Referring to fig. 2 and 3, in the present embodiment: stop device 4 includes two

square boards

41, 41 fixed connection of square board is on filter circuit board 1's surface, the last fixed surface of square board 41 is connected with card pipe 42, apron 2 is for card pipe 42's position fixedly connected with kelly 43, 2 removal of apron can drive the inner wall slip of card pole 43 along stand pipe 44, the size of card pole 43 and the size looks adaptation of card pipe 42, the one end intercommunication that card pipe 42 kept away from square board 41 has stand pipe 44, the vertical cross-section of stand pipe 44 is isosceles trapezoid, stand pipe 44 reaches the slide path to calorie pole 43 and guides, make things convenient for the effect that card pole 43 inserted card pipe 42 inner wall.

Referring to fig. 2 and 3, specifically, a fixing plate 45 is fixedly connected to one side of the filter circuit board 1 close to the square plates 41, the fixing plate 45 is located between the two square plates 41, a vertical cross section of the fixing plate 45 is "L" shaped, a sliding plate 46 penetrates through a surface of a long arm of the fixing plate 45 in a sliding manner, a vertical cross section of the sliding plate 46 is "L" shaped, a limit block 47 is fixedly connected to one side of the long arm of the sliding plate 46 close to the cover plate 2, a rack 48 is fixedly connected to the position of the cover plate 2 relative to the limit block 47, the movement of the cover plate 2 drives the rack 48 to move, the size of the rack 48 is matched with the size of the limit block 47, the limit block 47 is of a right triangular prism structure, the limit block 47 has an effect of limiting the position of the rack 48 and further limiting the position of the filter circuit board 1, a spring 49 is fixedly connected to one side of a short arm of the sliding plate 46, one end of the spring 49 far away from the short arm of the sliding plate 46 is fixedly connected to the fixing plate 45, when the spring 49 begins to contract, the sliding plate 46 drives the stopper 47 to slide toward the filter circuit board 1 by the elastic force of the spring 49, and the spring 49 achieves the effect of making the stopper 47 and the rack 48 closely contact.

Referring to fig. 2 and 4, in particular, the protection device 5 includes a supporting plate 51, the supporting plate 51 is fixedly connected to the surface of the filter circuit board 1, a protective cover 52 is slidably connected to the surface of the supporting plate 51, a baffle 53 is fixedly connected to the upper surface of the supporting plate 51, wire grooves 54 are formed in the positions of the protective cover 52 corresponding to the two terminals 3, a cylindrical block 55 is fixedly connected to one side of the protective cover 52 close to the baffle 53, the cylindrical block 55 is driven to move by the movement of the protective cover 52, a rotating plate 56 is rotatably connected to one end of the cylindrical block 55 far from the protective cover 52, after the rotating plate 56 contacts one side of the baffle 53 far from the supporting plate 51, the baffle 53 achieves the function of limiting the position of the rotating plate 56 and then limiting the position of the protective cover 52, a screw 57 is threadedly connected to the position of the protective cover 52 corresponding to the supporting plate 51, the screw 57 passes through the protective cover 52 to abut against the surface of the supporting plate 51, and when the screw 57 is rotated, the screw 57 is moved by the screw thread, and after the screw 57 is tightly contacted with the support plate 51, the screw 57 achieves the function of limiting the position of the protective cover 52.

Working principle, when assembling filter circuit board 1 with apron 2, remove apron 2 earlier, apron 2 removes and can drive kelly 43 and rack 48 and remove, kelly 43 removes the inner wall that can follow guide tube 44 earlier and slides to the direction that is close to square plate 41, guide tube 44 reaches the slip route to kelly 43 this moment, make things convenient for the effect that kelly 43 inserted kelly 42 inner wall, kelly 42 and kelly 43 joint back mutually, kelly 42 reaches the effect that limits kelly 43 position and then limit apron 2 position, rack 48 can contact with stopper 47 when removing, the inclined plane of stopper 47 can be extruded to the inclined plane of rack 48 this moment, make stopper 47 slide to the direction that is close to fixed plate 45 long arm, slide 46 can extension spring 49 with the help of stopper 47 slides, spring 49 is in tensile state this moment.

Stopper 47 continues to slide and can break away from the contact with rack 48's inclined plane, spring 49 begins to shrink this moment, slide 46 can drive stopper 47 with the help of spring 49's elasticity and slide to the direction that is close to apron 2, stopper 47 slides and can contact with rack 48's inclined plane again, spring 49 reaches the effect that makes stopper 47 and rack 48 in close contact with, because stopper 47 is straight triangular prism structure, consequently, rack 48's slip process has irreversibility, stopper 47 reaches the position that restricts rack 48 and then further restricts apron 2's position, thereby make things convenient for the staff to carry out the effect of assembling with filter circuit board 1 and apron 2.

When the electric wire is required to be connected with the terminal 3, the screw 57 is rotated, the screw 57 moves in the direction away from the supporting plate 51 by virtue of threads, the protective cover 52 slides in the direction close to the baffle 53 along the surface of the supporting plate 51 after the screw 57 is separated from the supporting plate 51, the rotating plate 56 is rotated along the arc surface of the cylindrical block 55 after the protective cover 52 is contacted with the baffle 53, and after the rotating plate 56 is contacted with one side of the baffle 53 away from the supporting plate 51, the baffle 53 reaches the position of the rotating plate 56 so as to limit the position of the protective cover 52, so that the protective cover 52 is prevented from influencing the effect of connecting the terminal 3 with the electric wire as much as possible.

When the terminal 3 is connected with the electric wire, the rotating plate 56 is rotated again to enable the rotating plate 56 to be separated from the baffle plate 53, at the moment, the protective cover 52 can slide downwards along the surface of the supporting plate 51, the wire groove 54 achieves the effect of preventing the electric wire from influencing the protective cover 52 to shield the terminal 3 as much as possible, when the protective cover 52 moves to a proper position, the screw 57 is rotated in the opposite direction, the screw 57 can move by means of threads, after the screw 57 is tightly contacted with the supporting plate 51, the screw 57 achieves the effect of limiting the position of the protective cover 52, and the protective cover 52 achieves the effect of shielding the terminal 3.

Claims

1. The utility model provides a DC power supply filter convenient to location equipment, includes filtering circuit board (1), its characterized in that: the surface of the filter circuit board (1) is provided with a cover plate (2), the surface of the filter circuit board (1) is provided with four wiring terminals (3), every two of the four wiring terminals (3) are in a group, two limiting devices (4) are arranged at the position of the filter circuit board (1) relative to the cover plate (2), the limiting device (4) comprises two square plates (41), the square plates (41) are fixedly connected to the surface of the filter circuit board (1), the upper surface of the square plate (41) is fixedly connected with a clamping pipe (42), the position of the cover plate (2) corresponding to the clamping pipe (42) is fixedly connected with a clamping rod (43), the size of card pole (43) and the size looks adaptation of card pipe (42), the one end intercommunication that square board (41) are kept away from to card pipe (42) has stand pipe (44), the vertical cross-section of stand pipe (44) is isosceles trapezoid.

2. The dc power filter for facilitating positioning and assembling of claim 1, wherein: one side fixedly connected with fixed plate (45) that filter circuit board (1) is close to square plate (41), fixed plate (45) are located between two square plates (41), the vertical cross-section of fixed plate (45) is "L" shape, the surperficial slip of fixed plate (45) long arm has run through slide (46), the vertical cross-section of slide (46) is "L" shape, slide (46) long arm is close to one side fixedly connected with stopper (47) of apron (2), apron (2) are for position fixedly connected with rack (48) of stopper (47), the size of rack (48) and the size looks adaptation of stopper (47), stopper (47) are straight triangular prism structure.

3. A dc power filter for facilitating positioning and assembly according to claim 2, wherein: one side fixedly connected with spring (49) that slide (46) short arm is close to rack (48), the one end and fixed plate (45) fixed connection of slide (46) short arm are kept away from to spring (49).

4. The dc power filter for facilitating positioning and assembling of claim 1, wherein: filter circuit board (1) all is equipped with protector (5) for the position of two sets of wiring terminals (3), protector (5) include backup pad (51), backup pad (51) fixed connection is on the surface of filter circuit board (1), the surperficial sliding connection of backup pad (51) has protection casing (52), the last fixed surface of backup pad (51) is connected with baffle (53), wire casing (54) have all been seted up for the position of two wiring terminals (3) in protection casing (52).

5. The direct-current power filter convenient to position and assemble according to claim 4, wherein: one side of the protective cover (52) close to the baffle (53) is fixedly connected with a cylindrical block (55), and one end, far away from the protective cover (52), of the cylindrical block (55) is rotatably connected with a rotating plate (56).

6. The direct-current power filter convenient to position and assemble according to claim 4, wherein: the position of the protective cover (52) relative to the support plate (51) is in threaded connection with a screw rod (57), and the screw rod (57) penetrates through the protective cover (52) and abuts against the surface of the support plate (51).