CN107270047B - Electric power electrical equipment supporting device - Google Patents
Electric power electrical equipment supporting device Download PDFInfo
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- CN107270047B CN107270047B CN201710668652.6A CN201710668652A CN107270047B CN 107270047 B CN107270047 B CN 107270047B CN 201710668652 A CN201710668652 A CN 201710668652A CN 107270047 B CN107270047 B CN 107270047B
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- supporting plate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M5/00—Engine beds, i.e. means for supporting engines or machines on foundations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
- F16F15/0232—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means with at least one gas spring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
- F16F15/027—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means comprising control arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/046—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means using combinations of springs of different kinds
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a supporting device for electric power and electrical equipment, which comprises: the device comprises a vertical balance module, a transverse balance module, a control module and a supporting part. According to the invention, the lateral part of the electric power equipment is provided with the lateral balancing module, so that balance is provided for the electric power equipment, and meanwhile, the lateral vibration can be converted into vertical vibration, so that the vibration can be more effectively eliminated. The problem of the traditional art only focus on the damping of vertical direction and the damping effect that leads to is not good is solved. The buffer solution is used as an elastic recovery medium, so that the damping can be effectively increased, the vibration can be weakened or even blocked, the proper elasticity and supporting force can be kept, the buffer solution is uniform in texture, and the balance can be kept better than that of a spring. The buffer solution is prepared from cheap raw materials, has low cost, good viscosity, large damping and good elastic recovery capability, and can effectively weaken vibration.
Description
Technical Field
The invention relates to the technical field of electric power and electrical equipment, in particular to an electric power and electrical equipment supporting device.
Background
Electrical power equipment is a very important and common machine in power plants, substations and industrial production plants, and once a problem occurs, the equipment will affect the normal operation of the power plant, substation or plant, and bring about an immeasurable loss. The natural vibration of the machine or other sources is one of the causes of the problem of the equipment.
In order to prevent the problem caused by excessive vibration, a plurality of dampers are generally arranged below the electric power equipment in the prior art, and the damping effect is achieved by utilizing the synergistic action of the dampers. Due to the different compressive strain capacities and compressive durability of the respective dampers, the electrical power equipment is usually tilted in one direction, and over time, the weight of the electrical power equipment is pressed below the tilted damper, so that the damper is out of order or even out of service.
The existing shock absorber cannot be based on effective balanced support of the electric power and electrical equipment, so that the electric power and electrical equipment supporting device is designed, and the problem that unbalance of the electric power and electrical equipment caused by vibration is needed to be solved urgently is solved.
Disclosure of Invention
It is an object of the present invention to address at least the above-mentioned deficiencies and to provide at least the advantages which will be described hereinafter.
To achieve these objects and other advantages and in accordance with the purpose of the invention, a supporting device for an electric power electric apparatus, comprising: the vertical balance module is supported below the power electrical equipment and comprises a tray with a certain concave depth, a first supporting plate and a second supporting plate, wherein the first supporting plate and the second supporting plate are arranged in the tray, the bottom of the first supporting plate, the bottom of the second supporting plate and the bottom of the tray are arranged in parallel, the side edge of the first supporting plate is elastically connected with and sealed with the inner wall of the tray, the side edge of the second supporting plate is fixedly connected with and sealed with the inner wall of the tray, so that a first buffer layer is formed between the first supporting plate and the second supporting plate, and a second buffer layer is formed between the second supporting plate and the bottom of the tray; wherein, first buffer layer and second buffer layer are all evenly separated into four at least independent cavities, four cavities of first buffer layer and four cavities one-to-ones of second buffer layer just all are in it communicates from top to bottom to be provided with the through-hole in the second backup pad, all be full of the buffer solution in the cavity, all cooperate on the through-hole and install the hydraulic pump.
The transverse balancing module comprises at least four upright columns which are vertically arranged, each upright column is of a square column structure, the upright columns are uniformly distributed in all directions of the electric power and electric equipment, the lower ends of the upright columns are fixed with the tray, and each upright column is provided with a transverse vibration damping mechanism which is propped against the electric power and electric equipment.
The control module comprises hydraulic sensors and a controller, the hydraulic sensors are respectively arranged in the four cavities to detect hydraulic pressure, and the controller is respectively electrically connected with the hydraulic sensors and the hydraulic pump; the controller selectively starts the hydraulic pump according to the hydraulic pressure of the hydraulic sensor to communicate the buffer solution in the cavities of the first buffer layer and the second buffer layer.
A support part disposed at the bottom of the tray.
The traditional vibration reduction balancing device only reduces vibration in the vertical direction, namely the Y-axis direction, and can not effectively eliminate transverse vibration of the electric power and electric equipment, so that the vibration is divided into the transverse direction and the vertical direction, and meanwhile, the transverse balancing device and the vertical balancing device are arranged in a targeted manner, and the electric power and electric equipment can be effectively prevented from losing balance due to vibration.
Preferably, in the supporting device for electrical power equipment, the lateral balancing module further includes a side wall surrounded by a side plate, the side plate is fixed between two adjacent columns, and a cavity for accommodating the electrical power equipment is formed in the middle. The side plates help to protect the internal power electrical equipment.
Preferably, in the power electrical equipment supporting device, the side wall is a double-layer structure formed by an inner side plate and an outer side plate, the two side plates are separated to form a plurality of space units, each space unit is closed and not communicated with each other, and buffer solution containing buffer solution or buffer substance is filled in the space units. Through setting up the space unit, pour into the buffer mass in the space unit simultaneously, can block weakening to the vibration effectively, the shock attenuation effect is better. Meanwhile, the thickness of the space unit and the thickness of the side plate are kept in the proportion, so that the weight of the box body is respectively more balanced, and the vibration is uniformly weakened. The space units are arranged to help buffer solution to be more uniformly distributed, excessive concentration due to the action of gravity is avoided, the upper part is light, the lower part is heavy, and vibration is eliminated.
Preferably, in the supporting device for electrical equipment, a sandwich layer with a honeycomb structure is arranged in the space unit, the side plates of the sandwich layer are relatively fixed, and honeycomb holes in the sandwich layer are not vertical or parallel to the side plates. The intermediate layer of honeycomb structure can effectively increase the damping, especially when being full of buffer solution in the honeycomb, more can improve the damping, eliminates resonant effect, and there is certain angle in honeycomb holes and curb plate, and vibrations transmit the curb plate again through honeycomb wall, increase damping effect.
Preferably, in the supporting device for electrical equipment, the buffer solution comprises the following raw materials by weight:
20-25 parts of asphalt, 20-25 parts of latex, 20-25 parts of waste vegetable oil, 40-50 parts of waste engine oil, 5-6 parts of thickening agent, 5-6 parts of emulsifier and 20-25 parts of sisal fiber;
wherein the waste engine oil is filtered before use; the length of the sisal fibers is 0.5-1 mm, and after the sisal fibers are scattered, the sisal fibers and the other raw materials are uniformly stirred to obtain a jelly, namely the buffer solution. The buffer solution has kinematic viscosity between oil and glue, moderate viscosity, good vibration damping effect and excellent elastic recovery capability. After the buffer solution is uniformly mixed, the sisal fibers can form a framework of the buffer solution, so that the toughness and the viscosity of the buffer solution are improved, the damping effect is better, and the supporting effect is also good.
Preferably, in the electric power equipment support device, the lateral vibration damping mechanism includes: a sleeve having one end closed and the other end open; the supporting column is in sliding fit with the sleeve from the opening, a gap between the sleeve and the supporting column is sealed through lubricating oil, so that a closed compression cavity is formed inside the sleeve, a channel is arranged in the center of the supporting column and penetrates through two end faces of the supporting column, and a one-way valve is arranged in the channel to enable gas to enter the compression cavity in a one-way mode; the supporting block is fixed at one closed end of the sleeve and used for supporting the electric power and electrical equipment; and one surface of the fixed block is arranged on the upright post, the other surface of the fixed block is fixedly connected with the support column, the support column is further sleeved with a spring, one end of the spring abuts against one end of the fixed block, and one end of the spring abuts against the sleeve to elastically recover the sleeve.
The sleeve and the supporting column are combined to form an air cylinder structure, and the elasticity of the spring is added, so that the transverse balance module can keep the stability of the electromechanical equipment, when the electromechanical equipment vibrates, particularly transverse vibration, the elastic restoring force of the compression cavity and the spring can effectively relieve the vibration, and the deformation restoring force of the compression cavity and the spring has time delay, so that resonance can be effectively avoided, and balance is kept.
Preferably, in the supporting device for electrical equipment, a vertical rail is arranged on the upright, and the fixing block is arranged on the rail in a matching manner to adjust the relative height between the transverse vibration damping mechanism and the electrical equipment. To accommodate electromechanical devices of different heights.
Preferably, in the power electrical equipment support device, the lateral vibration damping mechanism further includes a vibration conversion unit, and both surfaces of the vibration conversion unit are detachably fixed to the column and the sleeve, respectively; the vibration conversion unit includes: one side of the rectangular block is detachably fixed with the power electrical equipment, the other side of the rectangular block is provided with a groove, the groove is provided with two inner groove angles and a groove opening, limiting blocks are correspondingly fixed on the upper side and the lower side of the groove opening, and the limiting blocks extend inwards to reduce the groove opening; two ends of the elastic plate are respectively pushed into the two inner groove angles, and the middle part of the elastic plate is elastically bent and protrudes out of the groove opening; wherein, the sleeve is detachably propped against the middle part of the elastic plate; the inner groove angle is of a circular arc-shaped non-right-angle structure, and two ends of the elastic plate are both in a bent shape matched with the arc degree of the inner groove angle, so that when the elastic plate is pressed, transverse pressure is converted into vertical pressure. When the middle part vibration pressurized of elastic sheet, both ends can warp, and the both ends of bending shape can be decomposed into vertical direction's thrust with the pressure of horizontal direction, help the conversion of vibration and eliminate. Because the effect of elastic plate, the sleeve can be tighter, more firm with electromechanical device top, and the elasticity of elastic plate helps the elimination of vibrations again.
Preferably, in the supporting device for electrical power equipment, a bent texture is provided at a position where the middle part of the elastic plate contacts the sleeve, and a bent texture is also provided at a corresponding position on the sleeve, and the bent texture are matched to enhance the matching strength.
Preferably, in the power electrical equipment supporting device, the elastic plate is formed by overlapping at least two arched elastic pieces, and the shapes of the elastic pieces are matched to enable the pieces to be tightly attached. The superposition of the elastic sheets can enhance the elasticity, and meanwhile, the gaps among the elastic sheets also contribute to the elimination of vibration.
Preferably, in the power electrical equipment supporting device, notches are formed in two ends of the elastic pieces, the elastic pieces are overlapped to form notch grooves, after the elastic pieces are inserted into the inner groove corners, a closed space is formed between the notch grooves and the inner groove corners, and the closed space is filled with the buffer colloid. Fill buffer solution and can effectively avoid elastic sheet and recess friction damage, the airtight space avoids revealing of buffer solution simultaneously, and long-time performance is effective.
Preferably, in the supporting device for electric power equipment, the cavity in the first buffer layer is partitioned by a partition plate, and the partition plate is configured to be elastically bendable or elastically telescopic so as to elastically support the first supporting plate; the power electrical equipment is arranged on the first supporting plate; the cavities in the second buffer layer are separated by hard plates that rigidly support the second support plate. The electric power electrical equipment is fixed on the first supporting plate, and the space layer below the first supporting plate is filled with buffer solution to form a buffer layer so as to effectively eliminate the vibration of the supporting plate in the vertical direction, namely the Y-axis direction.
Preferably, in the supporting device for the power electrical equipment, at least one limiting column is arranged in each cavity, the cavity refers to a cavity in the first buffer layer, the lower end of each limiting column is fixed on the second supporting plate, a cylinder matched with the limiting column is arranged below the first supporting plate, and the limiting column is sleeved in the cylinder to limit the inclination of the first supporting plate.
Preferably, in the supporting apparatus for electric power equipment, the hydraulic pressure sensor includes first, second, third and fourth hydraulic pressure sensors respectively located in four cavities of the first buffer layer, and the hydraulic pump also includes first, second, third and fourth hydraulic pumps corresponding to the through holes; the hydraulic pump is used for pumping the buffer solution in the cavity of the second buffer layer into the cavity corresponding to the first buffer layer, and the through hole is provided with a one-way valve for preventing backflow; the controller is configured to: presetting the time T for continuous operation of the hydraulic pump after single ignition; presetting a maximum hydraulic pressure difference F; respectively reading the hydraulic pressures of the hydraulic pressure sensors and comparing the hydraulic pressures; when the hydraulic pressure difference of any two hydraulic pressure sensors is larger than F, the hydraulic pump corresponding to the smaller hydraulic pressure is ignited at a single time; and repeating the two steps until the hydraulic pressure difference of any two hydraulic pressure sensors is less than F. When the electric equipment tilts due to vibration, the buffer solution in one cavity is increased in pressure due to pressure, the pressure is directly sensed by the hydraulic pressure sensor, and the controller controls the corresponding hydraulic pump to pump the buffer solution into the pressurized cavity to increase the hydraulic pressure, so that the tilted electric equipment is aligned.
Preferably, in the supporting device for electrical equipment, the transverse vibration damping mechanism further comprises an air pump, and the air pump is communicated with the channel through an air pipe to charge air into the compression cavity; the control module further comprises a vibration sensor which is arranged on the side wall of the electric power equipment so as to detect the horizontal vibration amplitude of the electric power equipment; the air pump and the vibration sensor are both electrically connected to the controller, and the controller is configured to: presetting a horizontal amplitude limit A; continuously receiving an amplitude signal of the vibration sensor; when the amplitude is larger than the amplitude limit A, starting the air pump to inflate; when the amplitude is smaller than the amplitude limit a, the air pump is stopped. Electric power electrical equipment is vertical generally, has considerable height, and the focus is also high, and the horizontal vibration makes its influence on electric power electrical equipment great, and in order to control electric power electrical equipment's horizontal vibration makes it keep in safe range, the air pump can be effectively when damping, with the upper and lower vibration that horizontal vibration transformation is easier to control, vertical balance module further eliminates the vibration again.
The invention at least comprises the following beneficial effects: firstly, the lateral part of the electric power equipment is provided with the lateral balancing module, so that the balance is provided for the electric power equipment, and meanwhile, the lateral vibration can be converted into the vertical vibration, so that the vibration is more effectively eliminated. The problem of the traditional art only focus on the damping of vertical direction and the damping effect that leads to is not good is solved.
In addition, the buffer solution is uniform in texture and can keep balance compared with a spring.
And the buffer solution is prepared from cheap raw materials, has low cost, good viscosity, large damping and good elastic recovery capability, and can effectively weaken vibration.
Finally, the balance control module can automatically adjust the pressure of the vertical and horizontal balance modules according to the inclination state and the vibration amplitude of the electric power equipment so as to ensure the balance of the electric power equipment, and is efficient and labor-saving.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic structural view of a supporting device for electrical equipment according to the present invention;
FIG. 2 is a top view of the vertical balancing module of the present invention;
FIG. 3 is a schematic structural view of the lateral damping mechanism of the present invention;
FIG. 4 is a schematic structural view of a vibration conversion unit according to the present invention;
fig. 5 is a schematic structural diagram of the elastic plate according to the present invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
As shown in fig. 1 to 5, an electric power and electrical equipment supporting device includes: the vertical balance module 1 is supported below the electric power and electrical equipment 3, the vertical balance module 1 comprises a tray with a certain concave depth, a first supporting plate and a second supporting plate, the first supporting plate and the second supporting plate are arranged in the tray, the electric power and electrical equipment 3 is fixed above the first supporting plate, the concave depth of the tray is mainly set according to the thicknesses of a first buffer layer 6 and a second buffer layer 7, and the purpose is to accommodate the first buffer layer and the second buffer layer, namely the depth of the tray is greater than or equal to the total thickness of the first buffer layer and the second buffer layer; first backup pad, second backup pad and the relative parallel arrangement in tray bottom, just the side of first backup pad with the inner wall elastic connection of tray is sealed, and elastic connection is through spring or elastic material with backup pad and inner wall connection promptly for the backup pad has the space of relative inner wall vibration from top to bottom, with performance buffer solution damping effect, can use elasticity to glue and seal. The side edge of the second supporting plate is fixedly connected and sealed with the inner wall of the tray, and can be welded and sealed, so that a first buffer layer 6 is formed between the first supporting plate and the second supporting plate, and a second buffer layer 7 is formed between the second supporting plate and the bottom of the tray; wherein, first buffer layer and second buffer layer are all evenly separated into four at least independent cavities 9, and the shape of cavity 9 is decided according to the shape of tray, can be fan-shaped, square or triangle-shaped, four cavities 9 of first buffer layer 6 and four cavities 9 one-to-ones of second buffer layer 7 just all are in be provided with through-hole 10 intercommunication from top to bottom in the second backup pad, all be full of the buffer solution in the cavity, all cooperate on the through-hole 10 to install the hydraulic pump, the hydraulic pump can be taken out each other from top to bottom.
The transverse balancing module comprises at least four upright posts 4 vertically arranged, wherein the upright posts 4 are uniformly distributed in all directions of the electric power equipment 3, the lower ends of the upright posts 4 are fixed to the tray, the upright posts can be fixed to four corners of the tray and also can be fixed to the side edges of the tray, and each upright post is provided with a transverse vibration damping mechanism 2 which abuts against the electric power equipment 3.
The control module comprises hydraulic sensors and a controller, the hydraulic sensors are respectively arranged in the four cavities 9 to detect hydraulic pressure, and the controller is respectively electrically connected with the hydraulic sensors and the hydraulic pump; the controller selectively starts the hydraulic pump according to the hydraulic pressure of the hydraulic sensor to communicate the buffer solution in the cavities of the first buffer layer 6 and the second buffer layer 7.
And a support part 5 arranged at the bottom of the tray, wherein the support part 5 can be a wheel or a bolt.
Further, the lateral balance module further comprises a side wall formed by enclosing side plates, the side plates are fixed between two adjacent stand columns 4, two sides of each side plate are respectively welded or elastically connected with the stand columns 4, and a cavity for containing the power electrical equipment is formed in the middle of each side plate in an enclosing mode.
Furthermore, the side wall is of a double-layer structure consisting of an inner side plate and an outer side plate, the two side plates are separated to form a plurality of space units, each space unit is closed and not communicated with each other, and buffer solution containing buffer solution or buffer substance is filled in the space units. Each cavity may be provided with a valve for filling with buffer.
Preferably, in the supporting device for electrical equipment, a sandwich layer with a honeycomb structure is arranged in the space unit, the side plates of the sandwich layer are relatively fixed, and honeycomb holes in the sandwich layer are not vertical or parallel to the side plates. The inclination angle is preferably 10 to 80 degrees.
Preferably, in the supporting device for electrical equipment, the buffer solution comprises the following raw materials by weight: 20-25 parts of asphalt, 20-25 parts of latex, 20-25 parts of waste vegetable oil, 40-50 parts of waste engine oil, 5-6 parts of thickening agent, 5-6 parts of emulsifier and 20-25 parts of sisal fiber; wherein the waste engine oil is filtered before use; the length of the sisal fibers is 0.5-1 mm, and after the sisal fibers are scattered, the sisal fibers and the other raw materials are uniformly stirred to obtain a jelly, namely the buffer solution.
Further, as shown in fig. 3, the lateral vibration damping mechanism 2 includes: a sleeve 11 having one end closed and the other end opened; the supporting column 12 is in sliding fit with the sleeve 11 from the opening, a gap between the sleeve 11 and the supporting column 12 is sealed by lubricating oil, so that a closed compression cavity is formed inside the sleeve, a channel 15 is arranged in the center of the supporting column 12 and penetrates through two end faces of the supporting column, and a one-way valve is arranged in the channel 15 to enable gas to enter the compression cavity in a one-way mode; the supporting block is fixed at one closed end of the sleeve and used for supporting the electric power and electrical equipment; and a fixed block 13, one side of which is arranged on the upright post 4, the other side of which is fixedly connected with the supporting column 12, a spring 14 is sleeved on the supporting column, one end of the spring 14 props against one end of the fixed block 13, and the other end of the spring props against the sleeve 11 to elastically recover the sleeve.
Further, a vertical rail is arranged on the upright post 4, and the fixing block 13 is arranged on the rail in a matching manner so as to adjust the relative height between the transverse vibration damping mechanism 2 and the electric power equipment. To accommodate electromechanical devices of different heights.
Further, as shown in fig. 4, the transverse vibration damping mechanism 2 further includes a vibration conversion unit, and two surfaces of the vibration conversion unit are detachably fixed to the upright post 4 and the sleeve 11, respectively; the vibration conversion unit includes: one surface of the rectangular block 16 is detachably fixed with the power electrical equipment 3, the other surface of the rectangular block is provided with a groove 17, the groove is provided with two inner groove angles 18 and a groove opening, the upper side and the lower side of the groove opening are correspondingly fixed with limiting blocks 19, and the limiting blocks 19 extend inwards to narrow the groove opening; the two ends of the elastic plate 20 are respectively pushed into the two inner groove angles 18, and the middle part of the elastic plate elastically bends and protrudes out of the groove opening; wherein, the sleeve 11 is detachably supported on the middle part of the elastic plate 20; the inner groove angle 18 is of a circular arc non-right-angle structure, and two ends of the elastic plate 20 are both in a bent shape matched with the radian of the inner groove angle 18, so that when the elastic plate 20 is pressed, transverse pressure is converted into vertical pressure. When the middle part vibration pressurized of elastic plate, both ends can warp, and the both ends of bending shape can be decomposed into vertical direction's thrust with the pressure of horizontal direction, help the conversion of vibration and eliminate. Because the effect of elastic plate, the sleeve can be tighter, more firm with electromechanical device top, and the elasticity of elastic plate helps the elimination of vibrations again.
Furthermore, the contact part of the middle part of the elastic plate 20 and the sleeve 11 is provided with a zigzag texture, and the corresponding position on the sleeve 11 is also provided with a zigzag texture, so that the matching strength is enhanced by the matching of the zigzag texture and the zigzag texture.
Further, as shown in fig. 5, the elastic plate 20 is formed by stacking at least two arched elastic pieces, and the shapes of the elastic pieces are matched to make the pieces fit tightly. The superposition of the elastic sheets can enhance the elasticity, and meanwhile, the gaps among the elastic sheets also contribute to the elimination of vibration.
Furthermore, the two ends of the elastic sheet are provided with notches, the elastic sheet is overlapped to form a notch groove, after the elastic sheet is inserted into the inner groove corner, a closed space is formed between the notch groove and the inner groove corner, and the closed space is filled with buffer colloid. Fill buffer solution and can effectively avoid elastic sheet and recess friction damage, the airtight space avoids revealing of buffer solution simultaneously, and long-time performance is effective.
Further, as shown in fig. 2, the cavity in the first buffer layer is partitioned by a partition plate 8, the partition plate 8 is configured to be elastically bendable or elastically telescopic to elastically support the first support plate, and the partition plate 8 itself may be a thin steel plate plastic plate with better elasticity to ensure that the first support plate can move up and down relatively when being pressed; the power electrical equipment is arranged on the first supporting plate; the cavities in the second buffer layer are separated by hard plates that rigidly support the second support plate. The electric power electrical equipment is fixed on the first supporting plate, and the space layer below the first supporting plate is filled with buffer solution to form a buffer layer so as to effectively eliminate the vibration of the supporting plate in the vertical direction, namely the Y-axis direction.
Furthermore, each cavity 9 is at least provided with a limiting column, the lower end of the limiting column is fixed on the second supporting plate, a cylinder matched with the limiting column is arranged below the first supporting plate, and the limiting column is sleeved in the cylinder to limit the inclination of the first supporting plate. The matched gap between the limiting column and the cylinder is the inclination freedom degree of the first supporting plate, and the gap can be filled with lubricating oil to avoid rigid contact and abrasion.
Further, the hydraulic sensors comprise a first hydraulic sensor, a second hydraulic sensor, a third hydraulic sensor and a fourth hydraulic sensor which are respectively positioned in the four cavities 9 of the first buffer layer, and the hydraulic pump also comprises a first hydraulic pump, a second hydraulic pump, a third hydraulic pump and a fourth hydraulic pump which correspond to the through hole 10; the hydraulic pump is used for pumping the buffer solution in the cavity 9 of the second buffer layer into the cavity 9 corresponding to the first buffer layer, and the through hole 10 is provided with a one-way valve to prevent backflow; the controller is configured to: presetting the continuous running time T of the hydraulic pump after single ignition, such as 1 second, wherein the volume of the buffer solution pumped can be set by setting the time due to the constant flow of the hydraulic pump, and the single ignition is adopted to facilitate control, so that the volume of the buffer solution pumped is convenient to count; the maximum hydraulic pressure difference F is preset, when the electric power and electrical equipment tilts, the buffer solution in the cavity 9 on the side of tilting is pressed to increase the hydraulic pressure, the hydraulic pressure in each cavity 9 is no longer in a balanced state, and the hydraulic pressure difference can effectively reflect the balanced state of the electric power and electrical equipment; respectively reading the hydraulic pressures of the hydraulic pressure sensors and comparing the hydraulic pressures; when the hydraulic pressure difference of any two hydraulic pressure sensors is larger than F, the hydraulic pump corresponding to the smaller hydraulic pressure is ignited at a single time; and repeating the two steps until the hydraulic pressure difference of any two hydraulic pressure sensors is less than F. When the electric equipment tilts due to vibration, the buffer solution in one cavity is increased in pressure due to pressure, the pressure is directly sensed by the hydraulic pressure sensor, and the controller controls the corresponding hydraulic pump to pump the buffer solution into the pressurized cavity to increase the hydraulic pressure, so that the tilted electric equipment is aligned.
Further, the transverse vibration reduction mechanism 2 further comprises an air pump, the air pump can be fixed on the side plate and is communicated with the channel through an air pipe so as to charge air into the compression cavity to increase the thrust of the transverse vibration reduction mechanism; the control module further comprises a vibration sensor which is arranged on the side wall of the electric power and electrical equipment 3 so as to detect the horizontal vibration amplitude of the electric power and electrical equipment; the air pump and the vibration sensor are both electrically connected to the controller, and the controller is configured to: presetting a horizontal amplitude limit A; continuously receiving an amplitude signal of the vibration sensor; when the amplitude is larger than the amplitude limit A, starting the air pump to inflate; when the amplitude is smaller than the amplitude limit a, the air pump is stopped. Electric power electrical equipment is vertical generally, has considerable height, and the focus is also high, and the horizontal vibration makes its influence on electric power electrical equipment great, and in order to control electric power electrical equipment's horizontal vibration makes it keep in safe range, the air pump can be effectively when damping, with the upper and lower vibration that horizontal vibration transformation is easier to control, vertical balance module further eliminates the vibration again.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the uses set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. It is therefore intended that the invention not be limited to the exact details and illustrations described and illustrated herein, but fall within the scope of the appended claims and equivalents thereof.
Claims (2)
1. An electrically powered electrical equipment support device, comprising:
the vertical balance module is supported below the power electrical equipment and comprises a tray with a certain concave depth, a first supporting plate and a second supporting plate, wherein the first supporting plate and the second supporting plate are arranged in the tray, the bottom of the first supporting plate, the bottom of the second supporting plate and the bottom of the tray are arranged in parallel, the side edge of the first supporting plate is elastically connected with and sealed with the inner wall of the tray, the side edge of the second supporting plate is fixedly connected with and sealed with the inner wall of the tray, so that a first buffer layer is formed between the first supporting plate and the second supporting plate, and a second buffer layer is formed between the second supporting plate and the bottom of the tray; the buffer structure comprises a first supporting plate, a second supporting plate, a first buffer layer, a second buffer layer and a buffer liquid, wherein the first buffer layer and the second buffer layer are uniformly divided into at least four independent cavities, the four cavities of the first buffer layer and the four cavities of the second buffer layer are in one-to-one correspondence, through holes are formed in the second supporting plate and are communicated up and down, the cavities are filled with the buffer liquid, and hydraulic pumps are installed on the through holes in a; the cavity in the first buffer layer is formed by being partitioned by a partition plate, and the partition plate is arranged into an elastically bendable or elastically telescopic structure so as to elastically support the first support plate; the power electrical equipment is arranged on the first supporting plate; the cavities in the second buffer layer are formed by hard plates which rigidly support the second support plate;
the control module comprises hydraulic sensors and a controller, the hydraulic sensors are respectively arranged in the four cavities to detect hydraulic pressure, and the controller is respectively electrically connected with the hydraulic sensors and the hydraulic pump; the controller selectively starts the hydraulic pump according to the hydraulic pressure of the hydraulic sensor to communicate the buffer solutions in the cavities of the first buffer layer and the second buffer layer;
the hydraulic sensors comprise a first hydraulic sensor, a second hydraulic sensor, a third hydraulic sensor and a fourth hydraulic sensor which are respectively positioned in four cavities of the first buffer layer, and the hydraulic pump also comprises a first hydraulic pump, a second hydraulic pump, a third hydraulic pump and a fourth hydraulic pump which correspond to the through holes; the hydraulic pump is used for pumping the buffer solution in the cavity of the second buffer layer into the cavity corresponding to the first buffer layer, and the through hole is provided with a one-way valve for preventing backflow;
the controller is configured to: presetting the time T for continuous operation of the hydraulic pump after single ignition; presetting a maximum hydraulic pressure difference F; respectively reading the hydraulic pressures of the hydraulic pressure sensors and comparing the hydraulic pressures; when the hydraulic pressure difference of any two hydraulic pressure sensors is larger than F, the hydraulic pump corresponding to the smaller hydraulic pressure is ignited at a single time; repeating the two steps until the hydraulic pressure difference of any two hydraulic pressure sensors is smaller than F;
the transverse balancing module comprises at least four upright posts which are vertically arranged, the upright posts are of a square column structure, the upright posts are uniformly distributed in all directions of the electric power and electric equipment, the lower ends of the upright posts are fixed with the tray, and each upright post is respectively provided with a transverse vibration damping mechanism to prop against the electric power and electric equipment;
a support part disposed at the bottom of the tray;
wherein, horizontal damping mechanism includes:
a sleeve having one end closed and the other end open;
the supporting column is in sliding fit with the sleeve from the opening, a gap between the sleeve and the supporting column is sealed through lubricating oil, so that a closed compression cavity is formed inside the sleeve, a channel is arranged in the center of the supporting column and penetrates through two end faces of the supporting column, and a one-way valve is arranged in the channel to enable gas to enter the compression cavity in a one-way mode;
the supporting block is fixed at one closed end of the sleeve and used for supporting the electric power and electrical equipment; and
one surface of the fixed block is arranged on the upright post, the other surface of the fixed block is fixedly connected with the support post, the support post is also sleeved with a spring, one end of the spring props against one end of the fixed block, and the other end of the spring props against the sleeve to elastically recover the sleeve;
the transverse vibration damping mechanism further comprises a vibration conversion unit, and two surfaces of the vibration conversion unit are detachably fixed with the electric power equipment and the sleeve respectively; the vibration conversion unit includes:
one side of the rectangular block is detachably fixed with the power electrical equipment, the other side of the rectangular block is provided with a groove, the groove is provided with two inner groove angles and a groove opening, limiting blocks are correspondingly fixed on the upper side and the lower side of the groove opening, and the limiting blocks extend inwards to reduce the groove opening;
two ends of the elastic plate are respectively pushed into the two inner groove angles, and the middle part of the elastic plate is elastically bent and protrudes out of the groove opening; wherein, the sleeve is detachably propped against the middle part of the elastic plate;
the elastic plate is provided with an inner groove angle, wherein the inner groove angle is of an arc-shaped non-right-angle structure, and two ends of the elastic plate are both in a bent shape matched with the arc degree of the inner groove angle, so that when the elastic plate is pressed, transverse pressure is converted into vertical pressure;
the transverse balancing module also comprises a side wall formed by enclosing of side plates, the side plates are fixed between two adjacent upright columns, and a cavity for containing the power electrical equipment is formed in the middle of the side plates;
the side wall is of a double-layer structure consisting of an inner side plate and an outer side plate, the two side plates are separated to form a plurality of space units, each space unit is closed and not communicated with each other, and buffer solution is filled in the space units;
an interlayer of a honeycomb structure is arranged in the space unit, the interlayer is relatively fixed with the side plate, and honeycomb holes in the interlayer are not vertical or parallel to the side plate;
the buffer solution comprises the following raw materials in parts by weight:
20-25 parts of asphalt, 20-25 parts of latex, 20-25 parts of waste vegetable oil, 40-50 parts of waste engine oil, 5-6 parts of thickening agent, 5-6 parts of emulsifier and 20-25 parts of sisal fiber;
wherein the waste engine oil is filtered before use; the length of the sisal fibers is 0.5-1 mm, and after the sisal fibers are scattered, the sisal fibers and the other raw materials are uniformly stirred to obtain a jelly, namely the buffer solution;
the contact part of the middle part of the elastic plate and the sleeve is provided with zigzag grains, and the corresponding position on the sleeve is also provided with zigzag grains which are matched with each other to enhance the matching strength; the elastic plate is formed by overlapping at least two arched elastic pieces, and the shapes of the elastic pieces are matched so as to enable the pieces to be tightly attached; gaps are formed in two ends of each elastic sheet, each elastic sheet is overlapped to form a gap groove, after each elastic sheet is inserted into each inner groove corner, a closed space is formed between each gap groove and each inner groove corner, and the closed space is filled with buffer colloid;
the transverse vibration reduction mechanism further comprises an air pump which is communicated with the channel through an air pipe so as to charge air into the compression cavity;
the control module further comprises a vibration sensor which is arranged on the side wall of the electric power equipment so as to detect the horizontal vibration amplitude of the electric power equipment;
the air pump and the vibration sensor are both electrically connected to the controller, and the controller is configured to:
presetting a horizontal amplitude limit A;
continuously receiving an amplitude signal of the vibration sensor;
when the amplitude is larger than the amplitude limit A, starting the air pump to inflate; when the amplitude is smaller than the amplitude limit a, the air pump is stopped.
2. An electrical power equipment support device as claimed in claim 1 wherein vertical tracks are provided on said uprights and said mounting blocks are cooperatively disposed on said tracks to adjust the relative height of said lateral vibration dampening mechanism and said electrical power equipment.
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| CN201710668652.6A CN107270047B (en) | 2017-08-08 | 2017-08-08 | Electric power electrical equipment supporting device |
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| CN201710668652.6A CN107270047B (en) | 2017-08-08 | 2017-08-08 | Electric power electrical equipment supporting device |
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| CN108644585B (en) * | 2018-05-19 | 2020-08-25 | 温岭市城北联通鞋厂 | Electrical equipment with anti-interference function |
| CN109163048A (en) * | 2018-09-25 | 2019-01-08 | 南京高传机电自动控制设备有限公司 | A kind of wind power generating set of efficient stable |
| CN109737029A (en) * | 2018-12-14 | 2019-05-10 | 宁波市亿嘉汽车电器有限公司 | A kind of vehicle-mounted inflator pump |
| CN110360412B (en) * | 2019-07-19 | 2024-07-02 | 江苏徐工工程机械研究院有限公司 | Hydraulic vibration damper and engineering machinery |
| CN110469485A (en) * | 2019-08-27 | 2019-11-19 | 贵州大学 | A kind of mobile gas suction pump of the gas acquisition with shock-absorbing function |
| CN116173628B (en) * | 2023-04-27 | 2023-07-18 | 石家庄市西三教实用气体有限公司 | Air filter for liquid oxygen preparation and filtering method |
| CN117090899A (en) * | 2023-10-19 | 2023-11-21 | 铁正检测科技有限公司 | Vehicle-mounted tunnel lining radar detection equipment |
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| CN100443762C (en) * | 2005-11-30 | 2008-12-17 | 郝钰 | Resistance regulatable air buffer |
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| JP2007205543A (en) * | 2006-02-06 | 2007-08-16 | Mitsubishi Heavy Ind Ltd | Vibration cancellation device |
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