CN112468185B

CN112468185B - Frequency division device of integrated controller based on low-voltage power line carrier communication

Info

Publication number: CN112468185B
Application number: CN202011321655.0A
Authority: CN
Inventors: 潘江; 杨立玺; 舒坤茅; 潘存柱; 张杏; 张艳萍; 王秀境; 方学智
Original assignee: Guizhou Power Grid Co Ltd
Current assignee: Guizhou Power Grid Co Ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2022-03-22
Anticipated expiration: 2040-11-23
Also published as: CN112468185A

Abstract

The invention relates to a frequency division device of an integrated controller based on low-voltage power carrier communication, which comprises a substrate, wherein a capacitor and an inductor are fixedly arranged on the upper end surface of the substrate, a magnetic column is fixedly penetrated through the inner side of the inductor along a central shaft, a mounting bolt penetrates through the inner side of the magnetic column along the central shaft, the mounting bolt is in sliding fit with the magnetic column, the lower end of the mounting bolt penetrates through the lower end surface of the substrate, an inserting stud in threaded fit with the mounting bolt is inserted into the upper end of the mounting bolt, an embedding sheet is fixedly connected to the upper end of the inserting stud, a supporting sleeve is fixedly sleeved on the upper end of the embedding sheet, a connecting block is fixedly connected to the front end of the substrate, a movable cavity is formed in the inner side of the connecting block, and a sliding block is arranged on the inner side of the movable cavity in a sliding manner.

Description

Frequency division device of integrated controller based on low-voltage power line carrier communication

Technical Field

The invention relates to the field of frequency dividers, in particular to a frequency dividing device of an integrated controller based on low-voltage power line carrier communication.

Background

The centralized controller is characterized in that all information (including inside and outside) flows into the center, the centralized processing is carried out by the control center, and all control instructions are issued by the control center in a unified way, so that electric signals with different current magnitudes transmitted by an external circuit need to be converted in magnitude by a frequency dividing device to meet the current magnitude of a circuit board of the controller, and similarly, the electric signals sent by the centralized controller are converted and sent by the frequency dividing device to achieve the current magnitude required by the external circuit, but the existing frequency dividing device is installed in the centralized controller and is reinforced by bolts at corners, so that the phenomenon of looseness easily occurs in long-term use, and secondly, when the voltage of the control circuit is unstable and too high in the using process, the control center processes various information inside and outside the organization in a unified way, Or when the frequency divider works at high voltage for a long time, both the capacitor and the inductor in the frequency divider are easy to burn out.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a frequency division device of a centralized controller based on low-voltage power carrier communication.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a frequency division device of an integrated controller based on low-voltage power line carrier communication comprises a substrate, wherein a capacitor and an inductor are fixedly mounted on the upper end face of the substrate, a magnetic column fixedly penetrates through the inner side of the inductor along a center shaft, a mounting bolt penetrates through the inner side of the magnetic column along the center shaft, the mounting bolt is in sliding fit with the magnetic column, the lower end of the mounting bolt penetrates through the lower end face of the substrate, an inserting stud in threaded fit with the mounting bolt is inserted into the upper end of the mounting bolt, an embedding sheet is fixedly connected to the upper end of the inserting stud, a supporting sleeve is fixedly sleeved on the upper end of the embedding sheet, a connecting block is fixedly connected to the front end of the substrate, a movable cavity is formed in the inner side of the connecting block, a sliding block is arranged in the movable cavity in a sliding manner, a return pipe and a first connecting pipe are connected to the rear end face of the connecting block, and a plurality of branch pipes are communicated with the rear end face of the first connecting pipe, the rear ends of the branch pipes are connected with a second connecting pipe together, the second connecting pipe and the return pipe extend towards the rear and the rear ends are bent and extended towards the opposite approaching direction and communicated, the outer surface of the branch pipes is fixedly provided with a first heat conduction structure which is sleeved on the periphery of the inductor, and the position, close to the capacitor, of the outer surface of the second connecting pipe is provided with a second heat conduction structure.

Preferably, the upper end of the mounting bolt extends to the upper side of the inductor and is fixedly connected with a polygonal sleeve, a polygonal head extends from the position, close to the lower side of the embedded sheet, of the outer surface of the inserted stud, and the polygonal sleeve and the polygonal head are in hexagonal prism shapes.

Preferably, the mounting bolt, the inserting stud and the embedded sheet are made of magnetic materials, and the support sleeve is made of non-magnetic materials.

Preferably, the inner wall of the movable cavity extends out of the limit bulges at positions close to two sides, and a heat dissipation insert block is fixedly embedded in the lower end face of the movable cavity and is made of copper.

Preferably, first heat conduction structure is including fixed cover at the connecting plate of a plurality of bleeder surfaces, from the outer surface of connecting plate one side extend and cover at the outlying arc cover of inductance, the appearance of arc cover is the major arc shape, connecting plate and arc cover integrated into one piece just are the copper material.

Preferably, the second heat conduction structure is including the flitch of fixed cover at the second takeover surface, the lower terminal surface of flitch and the up end activity laminating of electric capacity, the flitch is copper, the surface of flitch is close to both sides border department and runs through and is provided with reinforcing bolt, just screw-thread fit between reinforcing bolt's lower extreme and the base plate.

Preferably, the position of the second adapter tube corresponding to the capacitor is provided with an upwardly raised arched tube body, the position of the flitch corresponding to the arched portion is provided with an arched portion, and the arched tube body fixedly penetrates through the inner side of the arched portion.

Preferably, the substrate is installed on the inner side of the integrated controller main body, the substrate is electrically connected with a controller circuit board in the integrated controller main body, the substrate is electrically connected with a connector lug embedded outside the outer surface of the integrated controller main body, the integrated controller main body further comprises a power supply device arranged on the inner side, and the power supply device is electrically connected with the controller circuit board.

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

1. the main technical effects of the invention are as follows: when installing at centralized control ware main part inboardly, make the construction bolt penetrate the inboard bottom surface of centralized control ware main part through rotating construction bolt, later the rotation once more inserts the double-screw bolt for the support cover of inserting the double-screw bolt upper end contacts the inboard top surface of centralized control ware main part, can install the frequency divider firm, and the installation is more firm, uses for a long time difficult not hard up.

2. The cooling liquid is injected into the movable cavity in advance, and in the process of later use, along with the movement of the main body of the integrated controller, the inner side sliding block can slide on the inner side of the movable cavity to push the cooling liquid, so that the cooling liquid flows on the inner sides of the branch pipe and the return pipe, the heat near the inductor can be absorbed by matching with the action of the connecting plate and the arc sleeve, the heat near the capacitor can be absorbed by matching with the action of the pasting plate, the effect of cooling is realized, and the phenomenon that the frequency dividing device burns out elements is prevented.

3. In the improvement scheme, insert double-screw bolt, construction bolt and embedding piece and be the magnetic conduction material, when the inboard top surface of support centralized controller main part, if it is the magnetic conduction material equally, then can attract each other, play the reinforced effect of further absorption, under the effect of supporting the cover, prevent that the embedding piece from directly transmitting the surface to centralized controller main part with the magnetism of magnetism post department, be favorable to frequency divider's firm installation.

4. In the improvement scheme, the spacing arch that the activity chamber inboard set up can prevent that the slider from plugging up first takeover or back flow and the intercommunication position of activity intracavity wall when sliding to ensure the flow of coolant liquid, because the effect of heat dissipation inserted block, the heat dissipation inserted block extends to the outside of centralized controller main part during the installation, consequently can better carry out the heat exchange with the external world, increases the cooling effect of coolant liquid, is favorable to frequency divider's cooling.

Drawings

Fig. 1 is a schematic structural diagram of a frequency division device of a centralized controller based on low-voltage power carrier communication according to the present invention;

fig. 2 is a sectional view of an active cavity of a frequency dividing apparatus of a centralized controller based on low-voltage power carrier communication according to the present invention;

fig. 3 is a schematic partial structure diagram of a frequency dividing apparatus of a centralized controller based on low-voltage power carrier communication according to the present invention;

fig. 4 is a cross-sectional view at a connection board of a frequency dividing apparatus of a centralized controller based on low-voltage power line carrier communication according to the present invention;

fig. 5 is a cross-sectional view of an inductor of a frequency dividing apparatus of an integrated controller based on low-voltage power carrier communication according to the present invention;

fig. 6 is a schematic diagram illustrating an installation and use of a frequency dividing apparatus of a centralized controller based on low-voltage power carrier communication according to the present invention.

In the figure: 1. a substrate; 2. an inductance; 3. a magnetic column; 4. installing a bolt; 5. a polygonal sleeve; 6. inserting a stud; 7. a multi-angle head; 8. a support sleeve; 9. an insert sheet; 10. a capacitor; 11. a return pipe; 12. pasting a board; 13. an arching portion; 14. reinforcing the bolt; 15. a branch pipe; 16. a first adapter tube; 17. a second adapter tube; 18. a connecting plate; 19. an arc-shaped sleeve; 20. connecting blocks; 21. a movable cavity; 22. a slider; 23. a limiting bulge; 24. a heat dissipation insert block; 25. arching the pipe body; 26. a centralized controller main body; 27. a power supply device; 28. a controller circuit board; 29. an outer terminal.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

In the description of the present invention, it is to be understood that the terms "longitudinal", "length", "circumferential", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have the orientation or positional relationship shown in the drawings

And are constructed and operative in a particular orientation and are not to be construed as limiting the invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

As shown in fig. 1 to 6, the frequency divider of an integrated controller based on low-voltage power carrier communication according to this embodiment includes a substrate 1, a capacitor 10 and an inductor 2 are fixedly mounted on an upper end surface of the substrate 1, a magnetic column 3 is fixedly penetrated through an inner side of the inductor 2 along a central axis, a mounting bolt 4 is penetrated through an inner side of the magnetic column 3 along the central axis, the mounting bolt 4 is in sliding fit with the magnetic column 3, a lower end of the mounting bolt 4 penetrates through a lower end surface of the substrate 1, an insertion stud 6 in threaded fit with the upper end of the mounting bolt 4 is inserted into the upper end of the mounting bolt 4, an insertion piece 9 is fixedly connected to an upper end of the insertion stud 6, a support sleeve 8 is fixedly secured to an upper end of the insertion piece 9, a connection block 20 is fixedly connected to a front end of the substrate 1, a movable cavity 21 is formed on an inner side of the connection block 20, a slider 22 is slidably disposed on an inner side of the movable cavity 21, a return pipe 11 is connected to a rear end surface of the connection block 20, The rear end face of the first connecting pipe 16 is communicated with a plurality of branch pipes 15, the rear ends of the branch pipes 15 are connected with a second connecting pipe 17, the second connecting pipe 17 and the return pipe 11 extend towards the rear, the rear ends of the second connecting pipe 17 and the return pipe 11 are bent and extend towards the opposite approaching direction and are communicated, a first heat conduction structure which is sleeved on the periphery of the inductor 2 at the same time is fixedly arranged on the outer surface of the branch pipe 15, and a second heat conduction structure is arranged at the position, close to the capacitor 10, of the outer surface of the second connecting pipe 17.

In the use, base plate 1 installs the inboard at integrated controller main part 26, base plate 1 and the controller circuit board 28 electric connection in the integrated controller main part 26, base plate 1 and embedding are at the external surface of integrated controller main part 26 outside connector lug 29 electric connection, external connector lug 29 links to each other with external system circuit, integrated controller main part 26 still includes the power supply unit 27 that sets up in the inboard, power supply unit 27 and controller circuit board 28 electric connection, power supply unit 27 chooses for use the battery.

The upper end of the mounting bolt 4 extends to the upper side of the inductor 2 and is fixedly connected with a polygonal sleeve 5, the outer surface of the inserted stud 6 extends out of a polygonal head 7 at the position close to the lower part of the embedded sheet 9, and the polygonal sleeve 5 and the polygonal head 7 are in hexagonal prism shapes, so that a user can rotate by means of tools such as a wrench, and convenience is brought to mounting.

The mounting bolt 4, insert double-screw bolt 6 and embedding piece 9 and be the magnetic conduction material, support cover 8 and be not magnetic conduction material, when supporting the inboard top surface of centralized controller main part 26, if it is the magnetic conduction material equally, then can attract each other, play the reinforced effect of further absorption, under the effect of supporting cover 8, prevent that embedding piece 9 from directly transmitting the surface to centralized controller main part 26 with the magnetism of magnetism post 3 department, be favorable to frequency divider's firm installation.

First heat conduction structure including fixed cover at the connecting plate 18 of a plurality of bleeder 15 surfaces, from the connecting plate 18 one side surface extend and overlap at inductance 2 outlying arc cover 19, arc cover 19's appearance is major arc shape, can be great degree the parcel in inductance 2's periphery, the major arc leaves the breach induction coil's of being convenient for winding, connecting plate 18 just is the copper material with arc cover 19 integrated into one piece, can better heat conduction. The second heat conduction structure comprises a flitch 12 fixedly sleeved on the outer surface of a second connecting pipe 17, the lower end face of the flitch 12 is movably attached to the upper end face of the capacitor 10, the flitch 12 is made of copper, reinforcing bolts 14 penetrate through the positions, close to the edges of two sides, of the outer surface of the flitch 12, and the lower ends of the reinforcing bolts 14 are in threaded fit with the substrate 1. The position of the second connecting pipe 17 corresponding to the capacitor 10 is provided with an upwardly-bulged arched pipe body 25, the position of the flitch plate 12 corresponding to the arched part 13 is provided with an arched part 13, and the arched pipe body 25 fixedly penetrates through the inner side of the arched part 13 so as to be suitable for the arrangement of the bulged part of the capacitor 10. The inner wall of the movable cavity 21 extends out of the limit bulges 23 at positions close to two sides, a heat dissipation insert block 24 is fixedly embedded in the lower end face of the movable cavity 21, and the heat dissipation insert block 24 is made of copper. The inboard spacing arch 23 that sets up in activity chamber 21 can prevent that slider 22 from blockking up the intercommunication position of first takeover 16 or back flow 11 and activity chamber 21 inner wall when sliding to ensure the flow of coolant liquid, because the effect of heat dissipation inserted block 24, heat dissipation inserted block 24 extends to the outside of centralized controller main part 26 during the installation, consequently can be better and the external heat exchange that carries out, increases the cooling effect of coolant liquid, is favorable to frequency divider's cooling.

The user is when installing to centralized controller main part 26 inboardly, makes construction bolt 4 penetrate the inboard bottom surface of centralized controller main part 26 through rotating construction bolt 4, later the rotating once more inserts double-screw bolt 6 for support cover 8 contact centralized controller main part 26's the inboard top surface of inserting double-screw bolt 6 upper end, can be with the firm installation of frequency divider, and the installation is more firm, uses for a long time difficult not hard up. The cooling liquid is injected into the movable cavity 21 in advance, in the later use process, along with the movement of the integrated controller main body 26, the inner side slide block 22 can slide on the inner side of the movable cavity 21 to push the cooling liquid, so that the cooling liquid flows on the inner sides of the branch pipe 15 and the return pipe 11, the heat near the inductor 2 can be absorbed by matching with the action of the connecting plate 18 and the arc sleeve 19, the heat near the capacitor 10 can be absorbed by matching with the action of the pasting plate 12, the cooling effect is achieved, and the phenomenon that the frequency dividing device burns out elements is prevented.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention.

Claims

1. A frequency division device of an integrated controller based on low-voltage power carrier communication comprises a substrate (1), and is characterized in that: the upper end face of the substrate (1) is fixedly provided with a capacitor (10) and an inductor (2), the inner side of the inductor (2) is fixedly penetrated with a magnetic column (3) along a middle shaft, the inner side of the magnetic column (3) is penetrated with a mounting bolt (4) along the middle shaft, the mounting bolt (4) is in sliding fit with the magnetic column (3), the lower end of the mounting bolt (4) penetrates through the lower end face of the substrate (1), the upper end of the mounting bolt (4) is inserted with an inserting stud (6) in threaded fit with the mounting bolt, the upper end of the inserting stud (6) is fixedly connected with an embedding sheet (9), the upper end of the embedding sheet (9) is fixedly sleeved with a support sleeve (8), the front end of the substrate (1) is fixedly connected with a connecting block (20), the inner side of the connecting block (20) is provided with a movable cavity (21), the inner side of the movable cavity (21) is provided with a sliding block (22) in a sliding manner, the rear end face of connecting block (20) is connected with back flow (11), first takeover (16), the rear end face intercommunication of first takeover (16) has a plurality of bleeder pipes (15), a plurality of the rear end of bleeder pipe (15) is connected with second takeover (17) jointly, second takeover (17) and back flow (11) all extend towards the rear and the rear end is to being close to the direction buckling extension and intercommunication mutually, the fixed surface of bleeder pipe (15) is provided with the cover simultaneously and is extended and communicate at inductance (2) outlying first heat conduction structure, the surface of second takeover (17) is provided with the second heat conduction structure near the position department of electric capacity (10).

2. The frequency dividing apparatus of a centralized controller based on low-voltage power carrier communication according to claim 1, wherein: the upper end of the mounting bolt (4) extends to the upper side of the inductor (2) and is fixedly connected with a polygonal sleeve (5), the outer surface of the inserted stud (6) extends out of a polygonal head (7) at a position close to the lower part of the embedded sheet (9), and the polygonal sleeve (5) and the polygonal head (7) are in hexagonal prism shapes.

3. The frequency dividing apparatus of a centralized controller based on low-voltage power carrier communication according to claim 1, wherein: the mounting bolt (4), the inserting stud (6) and the embedding sheet (9) are made of magnetic materials, and the supporting sleeve (8) is made of non-magnetic materials.

4. The frequency dividing apparatus of a centralized controller based on low-voltage power carrier communication according to claim 1, wherein: the inner wall of activity chamber (21) is close to both sides department and extends out spacing arch (23), the lower terminal surface of activity chamber (21) is fixed to be embedded in and is dispelled the heat inserted block (24), heat dissipation inserted block (24) are copper.

5. The frequency dividing apparatus of a centralized controller based on low-voltage power carrier communication according to claim 1, wherein: first heat conduction structure including fixed cover at connecting plate (18) of a plurality of bleeder (15) surfaces, from connecting plate (18) one side surface extend and cover at inductance (2) outlying arc cover (19), the appearance of arc cover (19) is the major arc shape, connecting plate (18) and arc cover (19) integrated into one piece just are the copper material.

6. The frequency dividing apparatus of a centralized controller based on low-voltage power carrier communication according to claim 1, wherein: the second heat conduction structure is including flitch (12) of fixed cover at second takeover (17) surface, the lower terminal surface of flitch (12) is laminated with the up end activity of electric capacity (10), flitch (12) are copper, the surface of flitch (12) is close to both sides border department and runs through and is provided with reinforcing bolt (14), just screw-thread fit between the lower extreme of reinforcing bolt (14) and base plate (1).

7. The frequency dividing apparatus of a centralized controller based on low-voltage power carrier communication according to claim 6, wherein: the position of the second connecting pipe (17) corresponding to the capacitor (10) is provided with an upward-bulging arched pipe body (25), the position of the pasting board (12) corresponding to the arched part (13) is provided with an arched part (13), and the arched pipe body (25) fixedly penetrates through the inner side of the arched part (13).

8. The frequency dividing apparatus of a centralized controller based on low-voltage power carrier communication according to claim 1, wherein: the substrate (1) is installed on the inner side of the integrated controller main body (26), the substrate (1) is electrically connected with a controller circuit board (28) in the integrated controller main body (26), the substrate (1) is electrically connected with a connector lug (29) embedded outside the outer surface of the integrated controller main body (26), the integrated controller main body (26) further comprises a power supply device (27) arranged on the inner side, and the power supply device (27) is electrically connected with the controller circuit board (28).