CN111817177A - Device for restraining vibration of GIS equipment - Google Patents
Device for restraining vibration of GIS equipment Download PDFInfo
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- CN111817177A CN111817177A CN202010739379.3A CN202010739379A CN111817177A CN 111817177 A CN111817177 A CN 111817177A CN 202010739379 A CN202010739379 A CN 202010739379A CN 111817177 A CN111817177 A CN 111817177A
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- parallel mechanism
- handed
- supporting
- supporting block
- gis
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/54—Anti-seismic devices or installations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The application belongs to the technical field of GIS equipment shock absorption, and relates to a device for restraining vibration of GIS equipment. The GIS equipment transportation and installation become key factors restricting the construction progress, safety and quality of the power transformation project, and the GIS equipment vibration suppression device comprises a support base plate, a parallel mechanism I and a parallel mechanism II; the parallel mechanism I and the parallel mechanism II are used for fixing the GIS equipment, the parallel mechanism I is used for fixing the front end of the GIS equipment, and the parallel mechanism II is used for fixing the rear end of the GIS equipment; the parallel mechanism I and the parallel mechanism II are respectively fixed on the supporting bottom plate. The damping device has a good damping effect, can inhibit or reduce vibration of GIS equipment in the transportation or installation and operation processes, and is good in applicability and easy to assemble and maintain; and a pneumatic element is adopted as an actuating mechanism, so that the pollution of the mechanism is reduced, and the cleanness of the product can be ensured.
Description
Technical Field
The application relates to the technical field of GIS equipment shock attenuation, especially relates to a device of restraining GIS equipment vibrations.
Background
In modern power engineering, GIS equipment is an important solution in the fields of high voltage, extra-high voltage and extra-high voltage, and has been widely used. GIS equipment has higher requirements on positioning precision and butt joint process, and has large self weight, the transportation and installation quality of the GIS equipment seriously influences the running state and the service life of the GIS equipment, and the GIS equipment generates long-term vibration in the transportation process or the GIS equipment placing place due to some reason, so that other devices packaged in the GIS equipment are dislocated or displaced, and further fall off has the problems that the internal fittings of the GIS equipment fall off and are not easy to find, but the GIS equipment cannot be ignored due to the possibility of causing serious consequences.
Once other devices packaged in the GIS equipment fall off, the power supply system can be interrupted, other parts or structures in the GIS equipment can be damaged, secondary damage is caused, and the maintenance difficulty is increased. Transportation and installation of the GIS equipment become key factors restricting the construction progress, safety and quality of the power transformation project, so a device for restraining or reducing the vibration of the GIS equipment is urgently needed, and the device needs to have the characteristics of compact structure, easiness in adjustment, wide application, convenience in transportation and the like.
Disclosure of Invention
The application provides a device for inhibiting vibration of GIS equipment, which aims to solve the problem that a device for inhibiting or reducing vibration of GIS equipment is urgently needed.
The technical scheme adopted by the application is as follows:
a device for inhibiting vibration of GIS equipment comprises a supporting base plate, a parallel mechanism I and a parallel mechanism II; the parallel mechanism I and the parallel mechanism II are used for fixing the GIS equipment, the parallel mechanism I is used for fixing the front end of the GIS equipment, the parallel mechanism II is used for fixing the rear end of the GIS equipment, and the parallel mechanism I and the parallel mechanism II are respectively fixed on the supporting base plate.
Furthermore, the parallel mechanism I comprises a universal joint I, a static platform I, a hydraulic cylinder I, a movable platform I and an adjustable supporting device I; the hydraulic cylinder I can rotate around a point on the static platform I along with the universal joint I and can also rotate around a point on the movable platform I along with the universal joint I; the adjustable supporting device I is fixed on the movable platform I through a screw nut. Furthermore, the adjustable supporting device I comprises a guide rail-mounted fixing plate I, a bidirectional screw I, a left-handed supporting block I and a right-handed supporting block I, wherein the left-handed supporting block I and the right-handed supporting block I are fixed on the guide rail-mounted fixing plate I through slideways at the respective bottom ends of the left-handed supporting block I and the right-handed supporting block I to form movable fit; two-way lead screw I runs through levogyration supporting shoe I and dextrorotation supporting shoe I, and the cambered surface of levogyration supporting shoe I and dextrorotation supporting shoe I is placed relatively, and two cambered surfaces form the semicircle, and levogyration supporting shoe I and dextrorotation supporting shoe I form rotatable cooperation through screw thread and two-way lead screw I respectively.
Further, the parallel mechanism II comprises a universal joint II, a static platform II, a hydraulic cylinder II, a movable platform II and an adjustable supporting device II; the two ends of the hydraulic cylinder II are respectively fixed on the static platform II and the movable platform II through a universal joint II, the hydraulic cylinder II can rotate around a point on the static platform II along with the universal joint II, and the hydraulic cylinder II can rotate around a point on the movable platform II along with the universal joint II; and the adjustable supporting device II is fixed on the movable platform II through a screw nut. Furthermore, the adjustable supporting device II comprises a guide rail-mounted fixing plate II, a bidirectional screw II, a left-handed supporting block II and a right-handed supporting block II, wherein the left-handed supporting block II and the right-handed supporting block II are fixed on the guide rail-mounted fixing plate II through slideways at the respective bottom ends to form movable fit; the bidirectional screw II penetrates through the left-handed supporting block II and the right-handed supporting block II, the cambered surfaces of the left-handed supporting block II and the right-handed supporting block II are oppositely arranged, the two cambered surfaces form a semicircle, and the left-handed supporting block II and the right-handed supporting block II respectively form rotatable fit with the bidirectional screw II through threads.
Furthermore, six hydraulic cylinders of the parallel mechanism I and the parallel mechanism II are fixed between the movable platform and the static platform in a crossed mode.
Furthermore, the parallel mechanism I and the parallel mechanism II are fixed at two ends of the supporting base plate through bolts and nuts, and the positions of the parallel mechanism I and the parallel mechanism II on the supporting base plate can be adjusted according to the size of the GIS.
Further, the motion of the parallel mechanism I and the parallel mechanism II needs to provide motion parameters through an additional controller.
Furthermore, the hydraulic cylinder I and the hydraulic cylinder II provide pressure through an external pneumatic pump to realize movement.
The application the pneumatic cylinder include pneumatic cylinder I and pneumatic cylinder II, the platform that moves include move platform I and move platform II, quiet platform including quiet platform I and quiet platform II. When violent vibration is generated at a transport tool or a place where the device is placed, a signal collector placed on a movable platform of a parallel mechanism I and a movable platform of a parallel mechanism II are vibrated by a static platform to collect vibration signals at the moment, the collected vibration signals are transmitted to a control system, the control system processes the signals to generate certain motion parameters, and the stroke of hydraulic cylinders on the parallel mechanism I and the parallel mechanism II is adjusted through the motion parameters to enable the movable platform I of the parallel mechanism I and the movable platform II of the parallel mechanism II to be in a horizontal position forever, so that the violent vibration of GIS equipment is restrained or reduced, and the GIS equipment and an internal packaging structure of the GIS equipment are protected.
The technical scheme of the application has the following beneficial effects:
the problem of GIS equipment among the prior art support GIS equipment in the place of transportation or placing damage that other devices of encapsulation caused to GIS equipment because vibrations, prevent promptly because the long-term vibrations that some reason produced from, cause the phenomenon that other devices of encapsulation in the GIS equipment drop is solved. The vibration can be well inhibited or reduced, and the universality of the equipment is improved, the working efficiency is improved, and the equipment maintenance time and the maintenance difficulty are reduced by combining with common transportation equipment; by adopting a common standard lead screw transmission mechanism, the processing and assembling difficulty is reduced, the interchangeability is good, and the maintenance is easy; and a pneumatic element is adopted as an actuating mechanism, so that the pollution of the mechanism is reduced, and the cleanness of the product can be ensured.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is an isometric view of the present application in its entirety;
FIG. 2 is an isometric view of a parallel mechanism I of the present application;
FIG. 3 is an isometric view of an adjustable support assembly I of the present application;
FIG. 4 is an isometric view of a parallel mechanism II of the present application;
FIG. 5 is an isometric view of an adjustable support assembly II of the present application;
wherein, the reference numbers: the device comprises a support base plate 1, a parallel mechanism 2, a parallel mechanism 3, a universal joint 4, a static platform 5, a hydraulic cylinder 6, a movable platform 7, an adjustable support device 8, a guide rail-provided fixing plate 9, a bidirectional screw rod 10, a left-handed support block 11, a right-handed support block 12, a static platform 13, a movable platform 14, an adjustable support device 15, a guide rail-provided fixing plate 16, a left-handed support block 17 and a right-handed support block 18.
Detailed Description
Reference will now be made in detail to embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following examples do not represent all embodiments consistent with the present application. But merely as exemplifications of systems and methods consistent with certain aspects of the application, as recited in the claims.
Referring to the attached drawings 1-3, the device for inhibiting the vibration of the GIS equipment comprises a supporting base plate 1, a parallel mechanism I2 and a parallel mechanism II 3; the parallel mechanism I2 and the parallel mechanism II 3 are used for fixing the GIS equipment, the parallel mechanism I2 is used for fixing the front end of the GIS equipment, and the parallel mechanism II 3 is used for fixing the rear end of the GIS equipment; the parallel mechanism I2 and the parallel mechanism II 3 are respectively fixed on the supporting base plate 1.
The parallel mechanism I2 comprises a universal joint I4, a static platform I5, a hydraulic cylinder I6, a movable platform I7 and an adjustable supporting device I8; the two ends of the hydraulic cylinder I6 are respectively fixed on the static platform I5 and the movable platform I7 through universal joints I4, and the hydraulic cylinder I6 can rotate around a point on the static platform I5 along with the universal joints I4 and can also rotate around a point on the movable platform I7 along with the universal joints I4; adjustable strutting arrangement I8 passes through screw nut to be fixed on moving platform I7. The adjustable supporting device I8 comprises a guide rail-mounted fixing plate I9, a bidirectional screw I10, a left-handed supporting block I11 and a right-handed supporting block I12, wherein the left-handed supporting block I11 and the right-handed supporting block I12 are fixed on the guide rail-mounted fixing plate I9 through slideways at the respective bottom ends to form movable fit; the bidirectional screw I10 penetrates through the left-handed support block I11 and the right-handed support block I
12, the cambered surfaces of levogyration supporting shoe I11 and dextrorotation supporting shoe I12 are placed relatively, and two cambered surfaces form the semicircle, and levogyration supporting shoe I11 and dextrorotation supporting shoe I12 form rotatable cooperation through screw thread and two-way lead screw I10 respectively.
The embodiment is mainly designed for the fact that other devices packaged in the GIS equipment fall off due to long-term vibration of the GIS equipment in the transportation process or the GIS equipment placement place caused by some reason. The parallel mechanism I2 and the parallel mechanism II 3 are respectively fixed at two ends of the supporting bottom plate 1; GIS equipment is placed on an adjustable supporting device I8 of a parallel mechanism I2 and an adjustable supporting device II 15 of a parallel mechanism II 3, wherein the large end is placed on the parallel mechanism I2, and the small end is placed on the parallel mechanism II 3. When violent vibration is generated, the signal collector arranged on the movable platform of the parallel mechanism I collects vibration signals at the moment through the vibration of the static platform, the collected vibration signals are transmitted to the control system, the control system processes the signals and generates certain motion parameters, and the stroke of the hydraulic cylinder on the parallel mechanism I2 is adjusted through the motion parameters, so that the movable platform I7 of the parallel mechanism I2 is always in a horizontal position, and the GIS equipment is restrained or reduced from violent vibration to a certain degree.
Referring to the attached drawings 1-5, the parallel mechanism II 3 comprises a universal joint II, a static platform II 13, a hydraulic cylinder II, a movable platform II 14 and an adjustable supporting device II 15; two ends of the hydraulic cylinder II are respectively fixed on the static platform II 13 and the movable platform II 14 through universal joints II, the hydraulic cylinder II can rotate around a point on the static platform II 13 along with the universal joints II, and the hydraulic cylinder II can rotate around a point on the movable platform II 14 along with the universal joints II; and the adjustable supporting device II 15 is fixed on the movable platform II 14 through a screw nut. The adjustable supporting device II 15 comprises a guide rail-mounted fixing plate II 16, a bidirectional screw II, a left-handed supporting block II 17 and a right-handed supporting block II 18, wherein the left-handed supporting block II 17 and the right-handed supporting block II 18 are fixed on the guide rail-mounted fixing plate II 16 through slideways at the respective bottom ends to form movable fit; the bidirectional screw II penetrates through the left-handed supporting block II 17 and the right-handed supporting block II 18, the cambered surfaces of the left-handed supporting block II 17 and the right-handed supporting block II 18 are oppositely arranged, the two cambered surfaces form a semicircle, and the left-handed supporting block II 17 and the right-handed supporting block II 18 are respectively in rotatable fit with the bidirectional screw II through threads. Six hydraulic cylinders of the parallel mechanism I2 and the parallel mechanism II 3 are fixed between the movable platform and the static platform in a crossed mode.
The embodiment can effectively inhibit the vibration of the GIS equipment caused by some reason, thereby protecting other devices packaged in the GIS equipment, and the following working principle is illustrated by taking the transportation GIS equipment as an example: before use, the components are arranged as follows: the parallel mechanism I2 and the parallel mechanism II 3 are respectively fixed at two ends of the supporting base plate 1; GIS equipment is placed on an adjustable supporting device I8 of a parallel mechanism I2 and an adjustable supporting device II 15 of a parallel mechanism II 3, wherein the large end is placed on the parallel mechanism I2, and the small end is placed on the parallel mechanism II 3. In the transportation process, when the transportation tool encounters a rugged mountain road, the transportation tool generates violent vibration, at the moment, the signal collectors placed on the movable platforms of the parallel mechanism I and the parallel mechanism II shake through the static platform to collect vibration signals at the moment, the collected vibration signals are transmitted to the control system, the control system processes the signals to generate certain motion parameters, the stroke of the hydraulic cylinders on the parallel mechanism I2 and the parallel mechanism II 3 is adjusted through the motion parameters, the movable platform I7 of the parallel mechanism I2 and the movable platform II 14 of the parallel mechanism II 3 are enabled to be in the horizontal position forever, and therefore the GIS equipment is restrained or reduced from being subjected to violent vibration to a certain degree, and other devices packaged in the GIS equipment are protected.
As shown in fig. 1-5, the parallel mechanism i 2 and the parallel mechanism ii 3 are fixed at two ends of the supporting base plate 1 through bolts and nuts, and the positions of the parallel mechanism i 2 and the parallel mechanism ii 3 on the supporting base plate 1 can be adjusted according to the size of the GIS.
The embodiment can avoid the GIS equipment in the transportation process or place because some reason produces long-term vibrations, causes other devices of encapsulation in the GIS equipment to drop or damage. The device can be combined with common transportation equipment for use, so that the universality of the equipment is improved, the working efficiency is improved, and the equipment maintenance time and the maintenance difficulty are reduced.
Referring to the attached drawings 1-5, the parallel mechanism I2 and the parallel mechanism II 3 are fixed at two ends of the supporting base plate 1 through bolts and nuts, and the positions of the parallel mechanism I2 and the parallel mechanism II 3 on the supporting base plate 1 can be adjusted according to the size of the GIS. The motion of the parallel mechanism I2 and the parallel mechanism II 3 needs to provide motion parameters through an additional controller. And the hydraulic cylinder I6 and the hydraulic cylinder II provide pressure through an external pneumatic pump to realize movement.
The embodiment can avoid the GIS equipment in the transportation process or place because some reason produces long-term vibrations, causes other devices of encapsulation in the GIS equipment to drop or damage. The device can be combined with common transportation equipment for use, so that the universality of the equipment is improved, the working efficiency is improved, and the maintenance time and the maintenance difficulty of the equipment are reduced; by adopting a common standard lead screw transmission mechanism, the processing and assembling difficulty is reduced, the interchangeability is good, and the maintenance is easy; and a pneumatic element is adopted as an actuating mechanism, so that the pollution of the mechanism is reduced, and the cleanness of the product can be ensured.
The embodiments provided in the present application are only a few examples of the general concept of the present application, and do not limit the scope of the present application. Any other embodiments extended according to the scheme of the present application without inventive efforts will be within the scope of protection of the present application for a person skilled in the art.
Claims (9)
1. A device for restraining vibration of GIS equipment is characterized in that: comprises a supporting bottom plate (1), a parallel mechanism I (2) and a parallel mechanism II (3); the parallel mechanism I (2) and the parallel mechanism II (3) are used for fixing the GIS equipment, the parallel mechanism I (2) is used for fixing the front end of the GIS equipment, and the parallel mechanism II (3) is used for fixing the rear end of the GIS equipment; the parallel mechanism I (2) and the parallel mechanism II (3) are respectively fixed on the supporting base plate (1).
2. The device for suppressing the vibration of the GIS device according to claim 1, wherein: the parallel mechanism I (2) comprises a universal joint I (4), a static platform I (5), a hydraulic cylinder I (6), a movable platform I (7) and an adjustable supporting device I (8); the two ends of the hydraulic cylinder I (6) are respectively fixed on the static platform I (5) and the movable platform I (7) through the universal joint I (4), and the hydraulic cylinder I (6) can rotate around a point on the static platform I (5) along with the universal joint I (4) and can also rotate around a point on the movable platform I (7) along with the universal joint I (4); the adjustable supporting device I (8) is fixed on the movable platform I (7) through a lead screw nut.
3. The device for suppressing the vibration of the GIS device according to claim 2, wherein: the adjustable supporting device I (8) comprises a guide rail-mounted fixing plate I (9), a bidirectional screw rod I (10), a left-handed supporting block I (11) and a right-handed supporting block I (12), wherein the left-handed supporting block I (11) and the right-handed supporting block I (12) are fixed on the guide rail-mounted fixing plate I (9) through slideways at the respective bottom ends to form movable fit; two-way lead screw I (10) run through levogyration supporting shoe I (11) and dextrorotation supporting shoe I (12), and the cambered surface of levogyration supporting shoe I (11) and dextrorotation supporting shoe I (12) is placed relatively, and two cambered surfaces form the semicircle, and levogyration supporting shoe I (11) and dextrorotation supporting shoe I (12) form rotatable cooperation through screw thread and two-way lead screw I (10) respectively.
4. The device for suppressing the vibration of the GIS device according to claim 1 or 3, wherein: the parallel mechanism II (3) comprises a universal joint II, a static platform II (13), a hydraulic cylinder II, a movable platform II (14) and an adjustable supporting device II (15); two ends of the hydraulic cylinder II are respectively fixed on the static platform II (13) and the movable platform II (14) through a universal joint II, the hydraulic cylinder II can rotate around one point on the static platform II (13) along with the universal joint II, and the hydraulic cylinder II can rotate around one point on the movable platform II (14) along with the universal joint II; the adjustable supporting device II (15) is fixed on the movable platform II (14) through a screw nut.
5. The device for suppressing the vibration of the GIS device according to claim 4, wherein: the adjustable supporting device II (15) comprises a guide rail fixing plate II (16), a bidirectional screw rod II, a left-handed supporting block II (17) and a right-handed supporting block II (18), wherein the left-handed supporting block II (17) and the right-handed supporting block II (18) are fixed on the guide rail fixing plate II (16) through slideways at the respective bottom ends to form movable fit; the bidirectional screw II penetrates through the left-handed supporting block II (17) and the right-handed supporting block II (18), the cambered surfaces of the left-handed supporting block II (17) and the right-handed supporting block II (18) are oppositely arranged, the two cambered surfaces form a semicircle, and the left-handed supporting block II (17) and the right-handed supporting block II (18) are respectively in rotatable fit with the bidirectional screw II through threads.
6. The device for suppressing the vibration of the GIS device according to claim 5, wherein: six hydraulic cylinders of the parallel mechanism I (2) and the parallel mechanism II (3) are fixed between the movable platform and the static platform in a crossed manner.
7. The device for suppressing the vibration of the GIS device according to claim 1 or 6, characterized in that: parallel mechanism I (2) and parallel mechanism II (3) are fixed at the two ends of supporting baseplate (1) through bolts and nuts, and parallel mechanism I (2) and parallel mechanism II (3) can be adjusted according to GIS size at the position of supporting baseplate (1).
8. The device for suppressing vibration of the GIS device according to claim 1 or 6; the motion of the parallel mechanism I (2) and the parallel mechanism II (3) needs to provide motion parameters through an additional controller.
9. The device for suppressing the vibration of the GIS device according to claim 1 or 6, characterized in that: the hydraulic cylinder I (6) and the hydraulic cylinder II provide pressure through an external pneumatic pump to realize movement.
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CN106028706A (en) * | 2016-06-23 | 2016-10-12 | 任祥根 | Adjustable damping bearing for intelligent power electric cabinet |
CN106475942A (en) * | 2016-12-29 | 2017-03-08 | 河南省获嘉明星机械有限公司 | GIS aluminium alloy cylindrical body multistation assembly tooling |
CN206650360U (en) * | 2017-03-14 | 2017-11-17 | 浙江宇凡电器有限公司 | A kind of new GIS housings |
CN109029685A (en) * | 2018-09-29 | 2018-12-18 | 辽宁工程技术大学 | A kind of hydraulic support micro-vibration step response is test bed |
CN209805238U (en) * | 2019-05-08 | 2019-12-17 | 江苏金穗能源设备制造有限公司 | Just, adorn formula GIS casing |
CN110695937A (en) * | 2019-10-14 | 2020-01-17 | 安徽工程大学 | Disk part bearing device and method with adjustable posture |
CN210778332U (en) * | 2019-10-30 | 2020-06-16 | 浙江凯美特电器科技有限公司 | Fixing device is used in switch socket equipment processing |
CN111022836A (en) * | 2019-11-26 | 2020-04-17 | 衡阳市大力成泵业制造有限责任公司 | Mining flame-proof type anti-seismic seat for submersible sewage electric pump |
KR102131572B1 (en) * | 2019-12-31 | 2020-07-07 | 박연수 | Lifting device for reinstalling indoor gas insulation switchgear |
KR102120026B1 (en) * | 2020-01-31 | 2020-06-05 | 박연수 | Chain block jig device for installation, dismantling and transportation of GIS materials |
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Application publication date: 20201023 |