CN211429725U

CN211429725U - Combined intermediate-frequency static power supply convenient to disassemble and assemble

Info

Publication number: CN211429725U
Application number: CN201922302811.8U
Authority: CN
Inventors: 冯建军
Original assignee: Shaanxi Blueocean Electric Co ltd
Current assignee: Shaanxi Blueocean Electric Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-09-04
Anticipated expiration: 2029-12-20

Abstract

The utility model relates to a medium frequency static power supply technical field, and disclose a combination formula medium frequency static power supply convenient to dismouting, including power supply module, casing and bottom plate, power supply module fixed mounting is at the upper surface of bottom plate, and the casing is bottom open-ended hollow structure, and the open-ended edgewise is gone up the symmetry and has been seted up the bar slot, and the upper surface symmetry fixed connection of bottom plate has the bar picture peg that matches with the bar slot, and bar picture peg and bar slot block set up, and install stop gear between bar picture peg and the bar slot, and the bottom of casing sets up with the upper surface counterbalance of bottom plate; stop gear is including seting up the rectangular channel on the bar slot lateral wall, the tank bottom fixedly connected with spring of rectangular channel, the other end fixedly connected with of spring and rectangular channel sliding connection's rectangle fixture block. The utility model discloses make things convenient for the shell to the quiet variable power supply of centering frequency to carry out combination formula dismouting to the convenience is maintained its inside power supply module as required.

Description

Combined intermediate-frequency static power supply convenient to disassemble and assemble

Technical Field

The utility model relates to a quiet power technical field of intermediate frequency especially relates to a combination formula intermediate frequency quiet power convenient to dismouting.

Background

The medium-frequency static variable power supply is a 400Hz static variable power supply which is specially designed and manufactured for aviation and military electronic and electrical equipment by adopting a high-frequency power electronic switch conversion technology, can be used for military electronic equipment such as airplanes and airborne equipment, radars, navigation and the like and other occasions needing the 400Hz medium-frequency power supply, and is a replacement product of a unit type variable frequency power supply. The voltage and frequency of the product have a +/-20% adjusting range, and the product is suitable for laboratories or production lines and is used as a debugging experiment power supply.

Among the prior art, the casing of the quiet power of changing of intermediate frequency is the mode of bolt equipment mostly, need twist one by one the screw at the dismouting in-process, and whole process is consuming time longer, influences the dismantlement efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of low efficiency of the medium frequency static transformer power supply disassembly in the prior art, and providing a combined medium frequency static transformer power supply convenient to disassemble and assemble.

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

a combined type medium-frequency static variable power supply convenient to disassemble and assemble comprises a power supply assembly, a shell and a bottom plate, wherein the power supply assembly is fixedly arranged on the upper surface of the bottom plate, the shell is of a hollow structure with an opening at the bottom, strip-shaped slots are symmetrically formed in the edge of the opening, strip-shaped inserting plates matched with the strip-shaped slots are symmetrically and fixedly connected to the upper surface of the bottom plate, the strip-shaped inserting plates are clamped with the strip-shaped slots, a limiting mechanism is arranged between the strip-shaped inserting plates and the strip-shaped slots, and the bottom end of the shell is abutted to the upper surface of the bottom;

stop gear is including seting up the rectangular channel on the bar slot lateral wall, the tank bottom fixedly connected with spring of rectangular channel, the other end fixedly connected with and rectangular channel sliding connection's of spring rectangular fixture block, set up on the lateral wall of bar picture peg with rectangular fixture block assorted rectangular clamping groove, the one end that the spring was kept away from to the rectangular fixture block passes the notch of rectangular channel and extends to the rectangular clamping groove in, and the tank bottom of rectangular fixture block and rectangular clamping groove offsets, one side fixedly connected with pull rod of rectangular clamping groove is kept away from to the rectangular fixture block, the tank bottom that the other end of pull rod passed the spring and run through the rectangular channel outwards extends, and the tank bottom sliding connection of pull rod and rectangular channel.

Preferably, fixed intercommunication has a plurality of evenly distributed's L type pipe on the lateral wall of casing, and the L type pipe one end mouth of pipe of keeping away from the casing sets up down, L type intraductal fixed mounting has the annular dust filter screen that matches, L type intraductal bull stick that is provided with, the one end fixedly connected with of bull stick and the bar brush board that the annular dust filter screen suited, and one side fixed mounting that the bull stick was kept away from to the bar brush board has the brush hair inconsistent with annular dust filter screen, the one end that the bar brush board was kept away from to the bull stick runs through L type pipe lateral wall and outwards extends, and rotates through the bearing between bull stick and the L type pipe lateral wall and be connected.

Preferably, the matched rubber strip is arranged at the joint of the strip-shaped inserting plate and the notch of the strip-shaped inserting groove.

Preferably, one end of the pull rod, which is far away from the rectangular fixture block, is fixedly connected with a pull ring.

Preferably, one end of the rotating rod, which is far away from the strip-shaped brush plate, is fixedly connected with a rotating handle.

Compared with the prior art, the utility model provides a combination formula intermediate frequency static power supply convenient to dismouting possesses following beneficial effect:

1. this combination formula intermediate frequency power supply convenient to dismouting, through setting up power supply module, a housing, the bottom plate, the bar slot, bar picture peg and stop gear, bar slot on casing bottom opening edge carries out the block with the bar picture peg on the bottom plate, through stop gear, not only conveniently carry out the position between bar picture peg and the bar slot and prescribe a limit to, and make things convenient for to separate between bar picture peg and the bar slot, thereby made things convenient for the dismouting between casing and the bottom plate, also convenient as required is safeguarded the power supply module of installing on the bottom plate simultaneously.

2. This combination formula intermediate frequency static power supply convenient to dismouting, through setting up power supply module, a housing, L type pipe, the annular dust filter net, the bull stick, bar brush board and brush hair, a plurality of L type pipes of casing intercommunication, thereby make things convenient for the inside air current of casing to flow, be convenient for the heat dissipation, and simultaneously, the mouth of pipe of L type pipe is down, can avoid unexpected unrestrained liquid to get into the casing inside and lead to the fact the influence to power supply module, the annular dust filter net is convenient to be filtered the air current, it causes the influence to power supply module inside to avoid the dust in the air to get into the casing, it is rotatory that the bull stick can drive the bar brush board to rotate, conveniently clear up the dust that is stained with on the annular dust filter net through the brush hair, guarantee.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses conveniently make up formula dismouting to the shell of medium frequency static variable power supply to the convenience is maintained its inside power supply module as required.

Drawings

Fig. 1 is a schematic structural diagram of a combined intermediate frequency static transformer power supply convenient to disassemble and assemble;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

in the figure: 1 power supply module, 2 shells, 3 bottom plates, 4 strip-shaped slots, 5 strip-shaped plugboards, 6 rectangular slots, 7 springs, 8 rectangular clamping blocks, 9 rectangular clamping slots, 10 pull rods, 11L-shaped tubes, 12 annular dust filtration nets, 13 rotating rods, 14 strip-shaped brush plates, 15 pull rings and 16 rotating handles.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a combined intermediate frequency static variable power supply convenient to disassemble and assemble comprises a power supply assembly 1, a shell 2 and a bottom plate 3, wherein the power supply assembly 1 is fixedly installed on the upper surface of the bottom plate 3, the shell 2 is of a hollow structure with an opening at the bottom, strip-shaped slots 4 are symmetrically formed in the edge of the opening, strip-shaped inserting plates 5 matched with the strip-shaped slots 4 are symmetrically and fixedly connected to the upper surface of the bottom plate 3, the strip-shaped inserting plates 5 are clamped with the strip-shaped slots 4, a limiting mechanism is installed between the strip-shaped inserting plates 5 and the strip-shaped slots 4, and the bottom end of the shell 2 is abutted to the;

the limiting mechanism comprises a rectangular groove 6 arranged on the side wall of the strip-shaped slot 4, the bottom of the rectangular groove 6 is fixedly connected with a spring 7, the other end of the spring 7 is fixedly connected with a rectangular clamping block 8 in sliding connection with the rectangular groove 6, the side wall of the strip-shaped inserting plate 5 is provided with a rectangular clamping groove 9 matched with the rectangular clamping block 8, one end of the rectangular clamping block 8, far away from the spring 7, penetrates through the notch of the rectangular groove 6 and extends into the rectangular clamping groove 9, the rectangular clamping block 8 is abutted against the bottom of the rectangular clamping groove 9, one side of the rectangular clamping block 8, far away from the rectangular clamping groove 9, is fixedly connected with a pull rod 10, the other end of the pull rod 10 penetrates through the spring 7 and extends outwards through the bottom of the rectangular groove 6, the pull rod 10 is in sliding connection with the bottom of the rectangular groove 6, the pull rod 10 is pulled to drive the rectangular clamping block 8 to slide and compress the spring 7 and slide into the rectangular, loosening pull rod 10, spring 7 drives rectangle fixture block 8 and resets, make it and the last rectangle draw-in groove 9 block of bar picture peg 5, thereby conveniently carry out the position to between bar picture peg 5 and the bar slot 4 and prescribe a limit to, pulling pull rod 10 makes rectangle fixture block 8 and rectangle draw-in groove 9 separate, thereby make things convenient for to separate between bar picture peg 5 and the bar slot 4, and then made things convenient for the dismouting between casing 2 and the bottom plate 3, also convenient as required is maintained power supply module 1 of installing on bottom plate 3 simultaneously.

The side wall of the shell 2 is fixedly communicated with a plurality of evenly distributed L-shaped pipes 11, the pipe orifices of the ends of the L-shaped pipes 11 far away from the shell 2 are arranged downwards, a matched annular dust filter 12 is fixedly arranged in the L-shaped pipes 11, rotating rods 13 are arranged in the L-shaped pipes 11, one ends of the rotating rods 13 are fixedly connected with strip-shaped brush plates 14 matched with the annular dust filter 12, bristles which are abutted against the annular dust filter 12 are fixedly arranged on one sides of the strip-shaped brush plates 14 far away from the rotating rods 13, one ends of the rotating rods 13 far away from the strip-shaped brush plates 14 penetrate through the side walls of the L-shaped pipes 11 and extend outwards, the rotating rods 13 are rotatably connected with the side walls of the L-shaped pipes 11 through bearings, the shell 2 is communicated with the plurality of L-shaped pipes 11, thereby facilitating the air flow inside the shell 2 and facilitating the heat dissipation, meanwhile, the pipe orifices of the L-shaped pipes 11 are downward, annular dust filter 12 conveniently filters the air current, avoids the dust in the air to get into 2 inside influences to power supply module 1 of casing, rotates bull stick 13 and can drive bar brush board 14 rotatory, clears up the dust that is stained with on annular dust filter 12 through the brush hair convenience, guarantees annular dust filter 12's filter effect.

The matched rubber strip is arranged at the joint of the strip-shaped inserting plate 5 and the notch of the strip-shaped inserting groove 4, so that the stability of clamping between the strip-shaped inserting plate 5 and the strip-shaped inserting groove 4 is improved.

One end of the pull rod 10 far away from the rectangular fixture block 8 is fixedly connected with a pull ring 15, so that the pull rod 10 is conveniently driven to slide.

The end of the rotating rod 13 far away from the strip-shaped brush plate 14 is fixedly connected with a rotating handle 16, which is convenient for controlling the rotating rod 13 to rotate.

In the utility model, the pull rod 10 is pulled to drive the rectangular clamping block 8 to slide and compress the spring 7, and the spring is made to slide into the rectangular groove 6, the strip-shaped slot 4 on the edge of the opening at the bottom end of the shell 2 is clamped with the strip-shaped inserting plate 5 on the bottom plate 3, the pull rod 10 is loosened, the spring 7 drives the rectangular clamping block 8 to reset, so that the rectangular clamping block 8 is clamped with the rectangular clamping groove 9 on the strip-shaped inserting plate 5, thereby the position between the strip-shaped inserting plate 5 and the strip-shaped slot 4 is conveniently limited, the rectangular clamping block 8 is separated from the rectangular clamping groove 9 by pulling the pull rod 10, thereby the strip-shaped inserting plate 5 and the strip-shaped slot 4 are conveniently separated, further, the disassembly and assembly between the shell 2 and the bottom plate 3; casing 2 communicates a plurality of L type pipes 11, thereby make things convenient for the inside air current of casing 2 to flow, the heat dissipation of being convenient for, simultaneously, the mouth of pipe of L type pipe 11 is down, can avoid unexpected unrestrained liquid to get into 2 inside influences that cause power supply module 1 of casing, annular dust filter 12 is convenient to be filtered the air current, avoid dust in the air to get into 2 inside influences that cause power supply module 1 of casing, it is rotatory that rotation bull stick 13 can drive bar brush board 14, it clears up to be stained with the dust that attaches on annular dust filter 12 to conveniently through the brush hair, guarantee annular dust filter 12's filter effect.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a quiet power of combination formula intermediate frequency convenient to dismouting, includes power supply module (1), casing (2) and bottom plate (3), its characterized in that, power supply module (1) fixed mounting is on the upper surface of bottom plate (3), casing (2) are bottom open-ended hollow structure, and the open-ended edgewise symmetry has seted up bar slot (4), the upper surface symmetry fixed connection of bottom plate (3) has bar picture peg (5) that match with bar slot (4), bar picture peg (5) and bar slot (4) block set up, and install stop gear between bar picture peg (5) and bar slot (4), the bottom of casing (2) offsets with the upper surface of bottom plate (3) and sets up;

the limiting mechanism comprises a rectangular groove (6) arranged on the side wall of the strip-shaped slot (4), a spring (7) is fixedly connected at the bottom of the rectangular groove (6), a rectangular clamping block (8) which is in sliding connection with the rectangular groove (6) is fixedly connected at the other end of the spring (7), the side wall of the strip-shaped inserting plate (5) is provided with a rectangular clamping groove (9) matched with the rectangular clamping block (8), one end of the rectangular clamping block (8) far away from the spring (7) penetrates through the notch of the rectangular groove (6) and extends into the rectangular clamping groove (9), the rectangular clamping block (8) is abutted against the bottom of the rectangular clamping groove (9), one side of the rectangular clamping block (8) far away from the rectangular clamping groove (9) is fixedly connected with a pull rod (10), the other end of the pull rod (10) penetrates through the spring (7) and penetrates through the groove bottom of the rectangular groove (6) to extend outwards, and the pull rod (10) is connected with the groove bottom of the rectangular groove (6) in a sliding mode.

2. The easy-to-disassemble combined intermediate frequency static variable power supply of claim 1, a plurality of evenly distributed L-shaped pipes (11) are fixedly communicated with the side wall of the shell (2), and the pipe orifice of one end of the L-shaped pipe (11) far away from the shell (2) is arranged downwards, a matched annular dust filtering net (12) is fixedly arranged in the L-shaped pipe (11), a rotating rod (13) is arranged in the L-shaped pipe (11), one end of the rotating rod (13) is fixedly connected with a strip-shaped brush plate (14) which is matched with the annular dust filtering net (12), and one side of the strip-shaped brush plate (14) far away from the rotating rod (13) is fixedly provided with brush hair which is abutted against the annular dust filtering net (12), one end of the rotating rod (13) far away from the strip-shaped brush plate (14) penetrates through the side wall of the L-shaped pipe (11) and extends outwards, and the rotating rod (13) is rotatably connected with the side wall of the L-shaped pipe (11) through a bearing.

3. The easy-to-dismount/mount combined intermediate frequency (if) power supply according to claim 1, wherein the joint of the strip insert plate (5) and the slot of the strip insert slot (4) is provided with a matching rubber strip.

4. The combined intermediate-frequency static power supply convenient to disassemble and assemble as claimed in claim 1, wherein a pull ring (15) is fixedly connected to one end of the pull rod (10) far away from the rectangular fixture block (8).

5. The easy-to-dismount/mount combined intermediate frequency static power supply according to claim 2, wherein a rotating handle (16) is fixedly connected to one end of the rotating rod (13) far away from the strip-shaped brush plate (14).