CN210928376U - GTU unit circuit board of marine electrical control system - Google Patents
GTU unit circuit board of marine electrical control system Download PDFInfo
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- CN210928376U CN210928376U CN201921850558.3U CN201921850558U CN210928376U CN 210928376 U CN210928376 U CN 210928376U CN 201921850558 U CN201921850558 U CN 201921850558U CN 210928376 U CN210928376 U CN 210928376U
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Abstract
The utility model relates to a GTU unit circuit board of a marine electrical control system, which comprises a board body, wherein the board body is arranged in a shell, a cylindrical cavity is arranged in the shell, and the board body is arranged in the cylindrical cavity; the bottom of the plate body is provided with two symmetrically arranged balancing weights which are a first balancing weight and a second balancing weight respectively, and the weight of the first balancing weight is larger than that of the second balancing weight; the plate body is connected with the shell through the plate seat, the plate seat comprises two circular end plates, the plate body is arranged between the two end plates and is fixedly connected with the end plates, the end plates and the cylindrical cavity of the shell are coaxially arranged, and the end plates are rotatably connected with the shell; one side of the end plate, which is far away from the plate body, is connected with the shell through a damping mechanism; the utility model discloses can reduce the vibration of circuit board through damping mechanism cooperation rotary mechanism consumer vibration to the kinetic energy of circuit board to effectively improve the life of circuit board, be worth wideling popularize.
Description
Technical Field
The utility model belongs to marine electrical control system field, concretely relates to marine electrical control system GTU unit circuit board.
Background
With the increasing electrification and automation degree of ships, the power of ship power stations is larger and larger, and the functions of ship power distribution appliances (such as various fuses, circuit breakers and the like) are more and more important. In addition, various power equipment for ships, such as steering engines, anchor machines, cargo lifts, cable winders and the like, have high requirements on ship control electrical appliances (such as various contactors, relays, controllers, master control electrical appliances, resistors, varistors and the like) used in electric towing of the ship due to complex working conditions and large load change.
The marine electrical control system needs to use various communication and control devices, the devices are used as a communication unit and a control unit, an internal circuit board of the device is a main part for realizing functions of the device, and vibration reduction of the marine device and the control device is an important parameter of the device.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a vibration that reduces the circuit board for solving above-mentioned problem to effectively improve the marine electrical control system GTU unit circuit board of the life of circuit board.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
a GTU unit circuit board of a marine electrical control system comprises a board body, wherein the board body is arranged in a shell, a cylindrical cavity is arranged inside the shell, and the board body is arranged in the cylindrical cavity;
the bottom of the plate body is provided with two symmetrically arranged balancing weights which are a first balancing weight and a second balancing weight respectively, and the weight of the first balancing weight is larger than that of the second balancing weight; the plate body is connected with the shell through the plate seat, the plate seat comprises two circular end plates, the plate body is arranged between the two end plates and is fixedly connected with the end plates, the end plates and the cylindrical cavity of the shell are coaxially arranged, and the end plates are rotatably connected with the shell; one side of the end plate, which is far away from the plate body, is connected with the shell through a damping mechanism.
As the utility model discloses a further optimization scheme, damping mechanism includes damping oil and damping dish, damping dish fixed connection casing to locate the one side that the plate body was kept away from to the end plate, fill damping oil between end plate and the damping dish. The kinetic energy is consumed by utilizing the characteristic of the damping oil, and the stress of the circuit board is reduced.
As the utility model discloses a further optimization scheme, damping mechanism includes coil spring and damping dish, damping dish fixed connection casing to locate the end plate and keep away from one side of plate body, be equipped with the coil spring between end plate and the damping dish, the outer end fixed connection damping dish of coil spring, inner fixed connection end plate. The kinetic energy is consumed by utilizing the energy loss of the energy storage and release of the spring, and the stress of the circuit board is reduced.
As a further optimization scheme of the utility model, the rotation between end plate and the casing is connected and is equipped with the bearing between end plate and the casing.
As the utility model discloses a further optimization scheme, the periphery that the rotation between end plate and the casing is connected to the end plate is equipped with the round arch, is equipped with round and this protruding clearance fit's annular on the inner wall of casing, and the arch inlays in this annular, realizes that the two rotates to be connected.
As a further optimization scheme of the present invention, the weight of the first balancing weight is 1.5 times of the second balancing weight.
As a further optimization scheme of the utility model, the bottom of the plate body is provided with a base, a buffer mechanism is arranged between the base and the plate body, the buffer mechanism comprises a mounting seat, a mounting plate and a buffer spring, the top of the mounting seat is provided with a plurality of fixed columns, blind holes are arranged in the fixed columns, the center of the blind holes is provided with a central column, the mounting plate is provided with a through hole in clearance fit with the central column, and the central column is in threaded connection with screws to fix the mounting plate on the mounting seat;
the blind hole is internally provided with a rubber sleeve, the center of the rubber sleeve is provided with a through hole in interference fit with the central column, and the rubber sleeve is sleeved on the central column. The rubber sleeve can be extruded by the mounting seat to deform, so that the contact area and the friction force are improved, and the screw looseness caused by vibration is avoided;
the fixed plate body that sets up in top of mounting panel is equipped with square groove on the mount pad of plate body below, and square groove's area is greater than the area of plate body, and square groove's inside is equipped with a plurality of buffer spring, buffer spring's top fixed connection mounting panel, bottom fixed connection mount pad. The buffer spring can elastically support the mounting plate, and can buffer the mounting plate during vibration, so that hard impact on the plate body on the mounting plate is avoided, and the damage to the plate body and the connection between the electrical appliance element on the plate body and the plate body is avoided.
The beneficial effects of the utility model reside in that:
1) the utility model discloses can reduce the vibration of circuit board to the kinetic energy of circuit board through damping mechanism cooperation rotary mechanism consumer vibration to effectively improve the life of circuit board.
Drawings
Fig. 1 is a schematic structural diagram of the present invention in the first embodiment;
fig. 2 is a schematic structural diagram of a damping mechanism according to the first embodiment of the present invention;
fig. 3 is a schematic structural view of a damping mechanism according to the second embodiment of the present invention;
fig. 4 is a schematic structural view of a buffer mechanism according to the third embodiment of the present invention.
In the figure: plate body 1, casing 2, first balancing weight 3, second balancing weight 4, plate seat 5, end plate 6, damping dish 7, coil spring 8, base 11, mount pad 12, mounting panel 13, buffer spring 14, fixed column 15, center post 16, square recess 17.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "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 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; in the description of the present invention, "a plurality" or "a plurality" means two or more unless otherwise specified.
Example one
As shown in fig. 1-2, a GTU unit circuit board for a marine electrical control system includes a plate 1, where the plate 1 is disposed in a housing 2, a cylindrical cavity is disposed inside the housing 2, and the plate 1 is disposed in the cylindrical cavity;
the bottom of the plate body 1 is provided with two symmetrically arranged balancing weights, namely a first balancing weight 3 and a second balancing weight 4, and the weight of the first balancing weight 3 is larger than that of the second balancing weight 4;
One side of the plate body 1 far away from the end plate 6 is connected with the shell 2 through a damping mechanism, the damping mechanism comprises damping oil and a damping disc 7, the damping disc 7 is fixedly connected with the shell 2 and is arranged on one side of the end plate 6 far away from the plate body 1, and the damping oil is filled between the end plate 6 and the damping disc 7. The kinetic energy is consumed by utilizing the characteristic of the damping oil, and the stress of the circuit board is reduced.
Lead to the circuit board atress when equipment vibrates, this moment because the weight difference of two balancing weights in circuit board bottom can make its inertia different, can lead to both sides to have the difference in speed to make the circuit board rotate around the axis, rotate and transmit damping mechanism, consume kinetic energy through damping mechanism, thereby reduce the circuit board atress, reduce the vibration of circuit board.
The rotation between end plate 6 and the casing 2 is connected that the periphery that is equipped with bearing or end plate 6 between end plate 6 and the casing 2 is equipped with the round arch, is equipped with round and this protruding clearance fit's annular on the inner wall of casing 2, and the arch inlays in this annular, realizes the rotation connection of the two.
The weight of the first balancing weight 3 is 1.5 times that of the second balancing weight 4.
The utility model discloses a structural feature and theory of operation: the utility model discloses can utilize rotatory mounting means to turn into the rotation of circuit board with the circuit board vibration to consume kinetic energy through damping mechanism, avoid the vibration of circuit board, reduce the damage to the circuit board.
Example two
As shown in fig. 3, the GTU unit circuit board for the marine electrical control system comprises a board body 1, wherein the board body 1 is arranged in a shell 2, a cylindrical cavity is arranged inside the shell 2, and the board body 1 is arranged in the cylindrical cavity;
the bottom of the plate body 1 is provided with two symmetrically arranged balancing weights, namely a first balancing weight 3 and a second balancing weight 4, and the weight of the first balancing weight 3 is larger than that of the second balancing weight 4;
One side that plate body 1 was kept away from to end plate 6 is passed through damping mechanism and is connected casing 2, and damping mechanism includes disc spring 8 and damping dish 7, damping dish 7 fixed connection casing 2 to locate one side that plate body 1 was kept away from to end plate 6, be equipped with disc spring 8 between end plate 6 and the damping dish 7, disc spring 8's outer end fixed connection damping dish 7, inner fixed connection end plate 6. The kinetic energy is consumed by utilizing the energy loss of the energy storage and release of the spring, and the stress of the circuit board is reduced.
The end plate 6 is provided with a raised cylinder in the centre of the side remote from the plate body 1, which cylinder is inserted into the centre of the coil spring 8 and is fixedly connected to its inner end.
EXAMPLE III
As shown in fig. 4, on the basis of the first embodiment, in order to further reduce the vibration impact on the plate body 1, a base 11 (fixed on the plate base 5) is arranged at the bottom of the plate body 1, a buffer mechanism is arranged between the base 11 and the plate body 1, the buffer mechanism includes a mounting base 12, a mounting plate 13 and a buffer spring 14, a plurality of fixing posts 15 are arranged at the top of the mounting base 12, blind holes are arranged in the fixing posts 15, a central post 16 is arranged at the center of the blind holes, a through hole in clearance fit with the central post 16 is arranged on the mounting plate 13, and the mounting plate 13 is fixed on the mounting base 12 by the central post 16 being in;
the blind hole is internally provided with a rubber sleeve, the center of the rubber sleeve is provided with a through hole which is in interference fit with the central column 16, and the rubber sleeve is sleeved on the central column 16. The rubber sleeve can be extruded by the mounting seat 12 to deform, so that the contact area and the friction force are improved, and the screw looseness caused by vibration is avoided;
the fixed plate body 1 that sets up in top of mounting panel 13 is equipped with square groove 17 on the mount pad 12 of plate body 1 below, and square groove 17's area is greater than plate body 1's area, and square groove 17's inside is equipped with a plurality of buffer spring 14, buffer spring 14's top fixed connection mounting panel 13, bottom fixed connection mount pad 12. The buffer spring 14 can elastically support the mounting plate 13, and can buffer the mounting plate 13 during vibration, thereby preventing the plate body 1 on the mounting plate 13 from being subjected to hard impact, and preventing the plate body 1 and the electrical component on the plate body 1 from being damaged by the connection with the plate body 1.
A gap is provided between the mounting plate 13 and the mounting base 12. So that the buffer spring 14 can function as intended.
A gasket is arranged between the nut of the screw and the mounting seat 12, a through hole in clearance fit with the central column 16 is arranged in the center of the gasket, and the gasket is sleeved on the central column 16. The contact area between the screw and the mounting seat 12 is increased through the gasket, and the screw is prevented from loosening.
The upper part of the blind hole is in an inverted cone shape, and the shape of the upper part of the rubber sleeve is matched with that of the blind hole. The rubber sleeve of back taper structure can be better impressed in the blind hole.
Preferably, the plane of the plate body 1 is perpendicular to or parallel to the axis of the cylindrical cavity of the shell 2, the energy storage mechanism reduces the side impact, and the buffer mechanism reduces the impact perpendicular to the plate surface.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (7)
1. The utility model provides a marine electrical control system GTU unit circuit board which characterized in that: the plate body is arranged in a shell, a cylindrical cavity is arranged in the shell, and the plate body is arranged in the cylindrical cavity;
the bottom of the plate body is provided with two symmetrically arranged balancing weights which are a first balancing weight and a second balancing weight respectively, and the weight of the first balancing weight is larger than that of the second balancing weight; the plate body is connected with the shell through the plate seat, the plate seat comprises two circular end plates, the plate body is arranged between the two end plates and is fixedly connected with the end plates, the end plates and the cylindrical cavity of the shell are coaxially arranged, and the end plates are rotatably connected with the shell; one side of the end plate, which is far away from the plate body, is connected with the shell through a damping mechanism.
2. The GTU unit circuit board of the electrical control system for the ship of claim 1, wherein: the damping mechanism comprises damping oil and a damping disc, the damping disc is fixedly connected with the shell and is arranged on one side, away from the plate body, of the end plate, and the damping oil is filled between the end plate and the damping disc.
3. The GTU unit circuit board of the electrical control system for the ship of claim 1, wherein: damping mechanism includes coil spring and damping dish, damping dish fixed connection casing to locate the end plate and keep away from the one side of plate body, be equipped with the coil spring between end plate and the damping dish, the outer end fixed connection damping dish of coil spring, inner fixed connection end plate.
4. The GTU unit circuit board of the electrical control system for the ship of claim 1, wherein: the end plate is rotatably connected with the shell, and a bearing is arranged between the end plate and the shell.
5. The GTU unit circuit board of the electrical control system for the ship of claim 1, wherein: the rotation between end plate and the casing is connected that the periphery of end plate is equipped with the round arch, is equipped with round and this protruding clearance fit's annular on the inner wall of casing, and the arch inlays in this annular.
6. The GTU unit circuit board of the electrical control system for the ship of claim 1, wherein: the weight of the first balancing weight is 1.5 times that of the second balancing weight.
7. The GTU unit circuit board of the electrical control system for the ship of claim 1, wherein: the bottom of the plate body is provided with a base, a buffer mechanism is arranged between the base and the plate body and comprises an installation seat, an installation plate and a buffer spring, the top of the installation seat is provided with a plurality of fixed columns, blind holes are arranged in the fixed columns, a central column is arranged in the center of the blind holes, the installation plate is provided with through holes in clearance fit with the central column, and the central column is in threaded connection with screws to fix the installation plate on the installation seat;
a rubber sleeve is arranged in the blind hole, a through hole in interference fit with the central column is formed in the center of the rubber sleeve, and the rubber sleeve is sleeved on the central column;
the fixed plate body that sets up in top of mounting panel is equipped with square groove on the mount pad of plate body below, and square groove's area is greater than the area of plate body, and square groove's inside is equipped with a plurality of buffer spring, buffer spring's top fixed connection mounting panel, bottom fixed connection mount pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921850558.3U CN210928376U (en) | 2019-10-30 | 2019-10-30 | GTU unit circuit board of marine electrical control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921850558.3U CN210928376U (en) | 2019-10-30 | 2019-10-30 | GTU unit circuit board of marine electrical control system |
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| Publication Number | Publication Date |
|---|---|
| CN210928376U true CN210928376U (en) | 2020-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921850558.3U Active CN210928376U (en) | 2019-10-30 | 2019-10-30 | GTU unit circuit board of marine electrical control system |
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| Country | Link |
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| CN (1) | CN210928376U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111674261A (en) * | 2020-06-28 | 2020-09-18 | 宁波科达仪表有限公司 | Automobile-used panel board based on micro-electromechanical accelerometer |
| CN112504315A (en) * | 2020-12-07 | 2021-03-16 | 浙江国际海运职业技术学院 | Detection device for marine engine room with vibration-proof structure |
-
2019
- 2019-10-30 CN CN201921850558.3U patent/CN210928376U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111674261A (en) * | 2020-06-28 | 2020-09-18 | 宁波科达仪表有限公司 | Automobile-used panel board based on micro-electromechanical accelerometer |
| CN112504315A (en) * | 2020-12-07 | 2021-03-16 | 浙江国际海运职业技术学院 | Detection device for marine engine room with vibration-proof structure |
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