CN204539664U - A kind of control and drive system shell structure - Google Patents
A kind of control and drive system shell structure Download PDFInfo
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- CN204539664U CN204539664U CN201520120231.6U CN201520120231U CN204539664U CN 204539664 U CN204539664 U CN 204539664U CN 201520120231 U CN201520120231 U CN 201520120231U CN 204539664 U CN204539664 U CN 204539664U
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Abstract
The utility model discloses a kind of control and drive system shell structure, belong to electromechanical servo system field, shell structure comprises casing base, be positioned at the case lid above described casing base, and be located at first area and the second area of described casing base inside, described second area is positioned at the side of described first area, in described first area, short transverse layering is provided with the IGBT installation region for installing IGBT drive plate and IGBT, for the power panel backboard of Power Support plate, and for the isolation supporting bracket of fixing control board, the capacitor board backboard for Support Capacitor plate is provided with in described second area.Control and drive system shell structure disclosed in the utility model, by reasonably designing internal structure, making board be easy to install, and eliminating the interference between board, improve control and drive system Electro Magnetic Compatibility, sealing and heat-sinking capability.
Description
Technical field
The utility model relates to electromechanical servo system field, in particular to a kind of control and drive system shell structure.
Background technology
Electromechanical servo system comprises control and drive system and electromechanical actuator, the motor of control and drive system to actuator controls, electromechanical actuator is driven to move, two electromechanical actuators become 90 degree of installations, stretching by actuator, jet pipe can be swung by holoaxial, control in order to pitching, the driftage realizing flight.
Control and drive system receives the control signal of host computer, the displacement of the lines of electromechanical actuator and revolves varying signal, the test signal of 1553B, receives two-phase direct current signal, sends three-phase ac signal to motor.Its major function has been the drived control of motor, the current closed-loop to motor is realized by the current sensor be arranged in servo-driver, realize speed closed loop by the resolver being arranged on motor shaft end, realize position closed loop by resolver or displacement transducer.
On civilian, there are enough installing spaces, not harsh to control and drive system volume requirement, and duty when being long, need the components and parts life-span long, the requirement of heat radiation is high, therefore often increases fan, makes control and drive system volume general very large like this.
In war products, the mechanical environment of control and drive system, chemical environment and humidity environment are harsher, also harsher to the requirement of volume weight, distance between inner each board is very near, forceful electric power and light current coexist, and forceful electric power is remarkable on the impact of light current, and the Electro Magnetic Compatibility of enclosure interior is low, control and drive system housing is had higher requirement, this thermal diffusivity just requiring control and drive system housing to have high electrical-magnetic compatibility, good sealing, high anti-vibrating and impact ability, low installation internal stress to become reconciled.
Utility model content
In order to overcome the defect of prior art, technical problem to be solved in the utility model is to propose a kind of control and drive system shell structure, by reasonably designing internal structure, board is made to be easy to install, and the interference eliminated between board, improve control and drive system Electro Magnetic Compatibility, sealing and heat-sinking capability.
For reaching this object, the utility model by the following technical solutions:
The utility model provides a kind of control and drive system shell structure, comprise casing base, be positioned at the case lid above described casing base and be located at first area and the second area of described casing base inside, described second area is positioned at the side of described first area, in described first area, short transverse layering being provided with IGBT installation region for installing IGBT drive plate and IGBT, the power panel backboard for Power Support plate and the isolation supporting bracket for fixing control board, in described second area, being provided with the capacitor board backboard for Support Capacitor plate.
Further, described power panel backboard is positioned at the below of described power panel, described isolation supporting bracket is positioned at the below of described control board, and described capacitor board backboard is positioned at the below of described capacitor board, and described power panel, described control board and described capacitor board are in different height and positions.
Further, described isolation supporting bracket forms the separator for reducing forceful electric power and light current generation electromagnetic coupled by electric conductive oxidation process, and the top of described separator is light current region, and the below of described separator is forceful electric power region.
Further, between described capacitor board and described capacitor board backboard, be provided with the first insulated column, between described power panel and described power panel backboard, be provided with the second insulated column, between described control board and described isolation supporting bracket, be provided with the 3rd insulated column.
Further, the junction of described casing base and described case lid, socket is provided with conductive rubber strip or conductive rubber pad.
Further, described IGBT drive plate, described IGBT are all arranged in described IGBT installation region, described IGBT is positioned at the below of described IGBT drive plate, and be fixedly connected with described IGBT drive plate, described IGBT is fixed on the bottom of described casing base, is provided with heat conductive insulating pad between the inner surface of described IGBT and described casing base.
Further, the bottom surface of described casing base is provided with the first boss for supporting described electric capacity backboard and the second boss for supporting described power panel backboard.
Further, the outer surface of described housing bottom offers some radiating grooves.
Further, between described control board with described isolation supporting bracket, between described capacitor board with described capacitor board backboard, be all fixedly connected with by screw between described capacitor board with described IGBI, between described capacitor board with described brake pipe, the spacer thickness that different screw fixed connection places adopts is different.
Further, described casing base is configured to by emptying the structure processed in the middle part of monoblock aluminium, and described casing base, described case lid are formed by electric conductive oxidation process and to be used in shell and the separator of electromagnetic coupled occurs outward shell.
The beneficial effects of the utility model are:
The utility model provides a kind of control and drive system shell structure, its casing base inside is provided with first area and second area, installation region, power panel backboard and isolation supporting bracket is provided with along short transverse layering in first area, capacitor board backboard is provided with in second area, above-mentioned set-up mode makes to install IGBT drive plate, power panel, control board and territory, capacitor board layering and zoning and arranges, different setting height(from bottom)s can eliminate the mutual interference of board that mismachining tolerance causes, and improves Electromagnetic Compatibility.The outer surface of isolation supporting bracket is provided with separator, and the top of separator is light current region, is forceful electric power region below it, and forceful electric power and weakness are isolated, and reduces the electromagnetic coupling phenomena between strong and weak electricity.Casing base and case lid are also provided with separator, make control and drive system inside and outside between form electromagnetic barrier, avoid control and drive system to be subject to extraneous electromagnetic interference, improve the Electro Magnetic Compatibility of control and drive system.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.
Fig. 1 shows the generalized section of the shell structure of control and drive system of the present utility model;
Fig. 2 shows the cross-sectional schematic of the E-E of Fig. 1.
In figure:
11, casing base; 111, radiating groove; 12, case lid; 2, IGBT drive plate; 3, power panel; 31, power panel backboard; 4, control board; 41, supporting bracket is isolated; 5, capacitor board; 51, capacitor board backboard; 6, IGBT; 7, the first boss; 8, the second boss; 9, brake pipe.
Embodiment
The technical solution of the utility model is further illustrated by embodiment below in conjunction with accompanying drawing.
As depicted in figs. 1 and 2, the control and drive system that the utility model provides comprises shell structure and is positioned at the board of shell structure inside, board comprises IGBT drive plate 2, capacitor board 5, power panel 3 and control board 4, shell structure comprises casing base 11, case lid 12 and be located at first area and the second area of casing base 11 inside, second area is positioned at the side of first area, in first area, short transverse layering is provided with IGBT installation region, power panel backboard 51, and isolation supporting bracket 41, order from bottom to up, wherein, IGBT installation region is for installing IGBT drive plate 2 and IGBT6, it is an area of space, power panel backboard 31 is for Power Support plate 3, isolation supporting bracket 41 is for support and control plate 4, the capacitor board backboard 51 for Support Capacitor plate 5 is provided with in second area.Because IGBT installation region, power panel backboard 31, isolation supporting bracket 41 and capacitor board backboard 51 are arranged along territory, differing heights layering and zoning, the boards such as IGBT drive plate 2, IGBT6, power panel 3, control board 4 and capacitor board 5 are arranged along territory, differing heights layering and zoning, particularly, power panel backboard 31 is positioned at the below of power panel 3, isolation supporting bracket 41 is positioned at the below of control board 4, capacitor board backboard 51 is positioned at the below of capacitor board 5, and power panel 3, control board 4 and capacitor board 5 are in different height and positions.Different height and positions can eliminate the phenomenon of mutually interfering between board that mismachining tolerance causes, improves Electromagnetic Compatibility.
In order to reduce control and drive system further strong and weak electricity between electromagnetic coupling phenomena, isolation supporting bracket 41 is provided with separator, separator is by being formed isolation supporting bracket 41 electric conductive oxidation process, and the top of separator is light current region, and the below of separator is forceful electric power region.Separator has the effect reducing forceful electric power and light current generation electromagnetic coupled, thus realizes using the control board 4 of light current and using being separated of the board such as IGBT drive plate 2, power panel 3 of forceful electric power, improves the Electro Magnetic Compatibility of control and drive system internal components further.
In order to improve the insulation effect between board and other devices further, preferably, installing insulating part between board and its supporting bracket, to prevent from conducting between board and supporting bracket or other devices, affects the normal work of other devices.Particularly, the first insulated column is provided with between capacitor board 5 and capacitor board backboard 51, the second insulated column is provided with between power panel 3 and power panel backboard 31, the 3rd insulated column is provided with between control board 4 and isolation supporting bracket 41, and capacitor board 5, capacitor board backboard 51 and the first insulated column are fixedly connected with by screw, power panel 3, power panel backboard 31 and the second insulated column are also fixedly connected with by screw, and control board 4, isolation supporting bracket 41 and the 3rd insulated column are also fixedly connected with by screw.Preferred further, the first insulated column, the second insulated column and the 3rd insulated column are by plastic material or elastomeric material preparation, and these materials have good elasticity, effectively can improve the effect of each board anti-vibration above-mentioned and impact.
Further, casing base 11 and case lid 12, socket junction are provided with conductive rubber strip or conductive rubber pad, to realize electromagnetic sealing good between casing base 11 and case lid 12, socket and Chemical Water seals.Particularly, mounting groove for installing conductive rubber strip or conductive rubber pad can be provided with, so that conductive rubber strip or conductive rubber pad are fixed on the junction of casing base 11 and case lid 12 in the edge of the opening of casing base 11 and socket place.In order to realize the good heat radiating of this control and drive system, several radiating grooves 111 can be set in the bottom of casing base 11, to increase the area of dissipation bottom housing 1, improve radiating rate.Also can carrying out electric conductive oxidation process to the surface of casing base 11 and case lid 12, be preferably, the surface treatment of conductive anode oxidation, outward electromagnetic coupled occurring with shell for reducing in control and drive system shell.Casing base 11 is fixedly connected with by screw with case lid 12, in actual design, if rationally arrange the spacing of screw, not only can improve the effectiveness of control and drive system, but also the effect that can seal, thus make inner board not by the impact of outside salt fog.The both sides of casing base 11 are also provided with an earhole, and an earhole, in order to mounting shock absorber, reduces the negative effect that vibratory impulse brings.Casing base processes by emptying in the middle part of monoblock aluminium, and this structural strength is large, easy to process.
In order to reduce the electromagnetic coupled between each module board, capacitor board 5 and power panel 3 design for split.Particularly, on the fixing capacitor board backboard 51 in the second area of capacitor board 5, on the fixing power panel backboard 31 in the first region of power panel 3.This setup, can reduce electromagnetic coupled between capacitor board 5 and power panel 3, improves control and drive system Electro Magnetic Compatibility.
Further, IGBT drive plate 2, IGBT6 are all arranged in IGBT installation region, and IGBT6 is positioned at the below of IGBT drive plate 2, and are fixedly connected with IGBT drive plate 6, and IGBT2 is fixed on the bottom of casing base 11.In order to increase the thermal diffusivity of IGBT6 further, heat conductive insulating pad being set between IGBT6 and the inner surface of casing base 11, to improve the pyroconductivity of control and drive system, increasing thermal capacitance, reducing temperature.
Preferably, in order to Support Capacitor backboard plate 51, in the bottom surface of housing 1 and the left side being positioned at IGBT6 is provided with the first boss 7 of Support Capacitor backboard plate 51.DC terminal and the brake pipe 9 of capacitor board 5 and IGBT6 are associated, and are electrically connected, and are fixedly connected with by screw with brake pipe 9 between capacitor board 5 and the DC terminal of IGBT6 by copper post, copper post pad.Further preferably, between control board 4 with isolation supporting bracket 41, between capacitor board 5 with capacitor board backboard 51, capacitor board 3 is all fixedly connected with by screw with between IGBI6 and between capacitor board 3 with brake pipe 9, the spacer thickness that different screw fixed connection places adopts is different, according to dimension chain, the pad of processing different-thickness, can eliminate the bending stress of the board inside produced due to Planar Mechanisms in screw installation procedure.
Power panel 3 is arranged at directly over IGBT drive plate 2, IGBT drive plate 2 and power panel 3 socket connection.Preferably, IGBT drive plate 2 is connected with the mode of power panel 3 by straight cutting, to reduce to take up room.In order to Power Support backboard plate 31, be provided with the second boss 8 of Power Support backboard plate 31 in the bottom surface of housing 1.Power panel 3 is that the three-phase electricity end of IGBT6 arranges installing hole.
The utility model is described by preferred embodiment, and those skilled in the art know, when not departing from spirit and scope of the present utility model, can carry out various change or equivalence replacement to these characteristic sum embodiments.The utility model is not by the restriction of specific embodiment disclosed herein, and other embodiments fallen in the claim of the application all belong to the scope of the utility model protection.
Claims (10)
1. a control and drive system shell structure, is characterized in that:
Comprise casing base, be positioned at the case lid above described casing base and be located at first area and the second area of described casing base inside;
Described second area is positioned at the side of described first area;
In described first area, short transverse layering is provided with IGBT installation region for installing IGBT drive plate and IGBT, the power panel backboard for Power Support plate and the isolation supporting bracket for fixing control board;
The capacitor board backboard for Support Capacitor plate is provided with in described second area.
2. control and drive system shell structure according to claim 1, is characterized in that:
Described power panel backboard is positioned at the below of described power panel, and described isolation supporting bracket is positioned at the below of described control board, and described capacitor board backboard is positioned at the below of described capacitor board;
Described power panel, described control board and described capacitor board are in different height and positions.
3. control and drive system shell structure according to claim 1 and 2, is characterized in that:
Described isolation supporting bracket forms the separator for reducing forceful electric power and light current generation electromagnetic coupled by electric conductive oxidation process, and the top of described separator is light current region, and the below of described separator is forceful electric power region.
4. control and drive system shell structure according to claim 1, is characterized in that:
The first insulated column is provided with between described capacitor board and described capacitor board backboard;
The second insulated column is provided with between described power panel and described power panel backboard;
The 3rd insulated column is provided with between described control board and described isolation supporting bracket.
5. control and drive system shell structure according to claim 1, is characterized in that:
The junction of described casing base and described case lid is provided with conductive rubber strip or conductive rubber pad.
6. control and drive system shell structure according to claim 1, is characterized in that:
Described IGBT drive plate, described IGBT are all arranged in described IGBT installation region;
Described IGBT is positioned at the below of described IGBT drive plate, and is fixedly connected with described IGBT drive plate;
Described IGBT is fixed on the bottom of described casing base;
Heat conductive insulating pad is provided with between the inner surface of described IGBT and described casing base.
7. control and drive system shell structure according to claim 6, is characterized in that:
The bottom surface of described casing base is provided with the first boss for supporting described electric capacity backboard; And
For supporting the second boss of described power panel backboard.
8. control and drive system shell structure according to claim 1, is characterized in that:
The outer surface of described housing bottom offers some radiating grooves.
9. control and drive system shell structure according to claim 1, is characterized in that:
Between described control board with described isolation supporting bracket, between described capacitor board with described capacitor board backboard, between described capacitor board with described IGBI and described capacitor board be all fixedly connected with by screw with between brake pipe;
The spacer thickness that different screw fixed connection places adopts is different.
10. control and drive system shell structure according to claim 1, is characterized in that:
Described casing base is configured to by emptying the structure processed in the middle part of monoblock aluminium;
Described casing base, described case lid are formed for reducing in shell and the separator of electromagnetic coupled occurs shell outward by electric conductive oxidation process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520120231.6U CN204539664U (en) | 2015-02-28 | 2015-02-28 | A kind of control and drive system shell structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520120231.6U CN204539664U (en) | 2015-02-28 | 2015-02-28 | A kind of control and drive system shell structure |
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| Publication Number | Publication Date |
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| CN204539664U true CN204539664U (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520120231.6U Active CN204539664U (en) | 2015-02-28 | 2015-02-28 | A kind of control and drive system shell structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107395092A (en) * | 2017-09-14 | 2017-11-24 | 四川大能科技有限公司 | Motor driver |
| CN113566689A (en) * | 2021-07-30 | 2021-10-29 | 陕西中科启航科技有限公司 | Displacement sensor capable of monitoring transverse displacement and longitudinal displacement simultaneously |
-
2015
- 2015-02-28 CN CN201520120231.6U patent/CN204539664U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107395092A (en) * | 2017-09-14 | 2017-11-24 | 四川大能科技有限公司 | Motor driver |
| CN113566689A (en) * | 2021-07-30 | 2021-10-29 | 陕西中科启航科技有限公司 | Displacement sensor capable of monitoring transverse displacement and longitudinal displacement simultaneously |
| CN113566689B (en) * | 2021-07-30 | 2023-10-13 | 陕西中科启航科技有限公司 | Displacement sensor capable of monitoring transverse direction and longitudinal direction simultaneously |
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