CN113446351A - Anti-seismic vibration reduction device and method for equipment - Google Patents
Anti-seismic vibration reduction device and method for equipment Download PDFInfo
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- CN113446351A CN113446351A CN202110562847.9A CN202110562847A CN113446351A CN 113446351 A CN113446351 A CN 113446351A CN 202110562847 A CN202110562847 A CN 202110562847A CN 113446351 A CN113446351 A CN 113446351A
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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
- F16F15/03—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 magnetic or electromagnetic means
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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
- F16F15/085—Use of both rubber and metal springs
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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
- F16F2222/00—Special physical effects, e.g. nature of damping effects
- F16F2222/06—Magnetic or electromagnetic
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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
- F16F2222/00—Special physical effects, e.g. nature of damping effects
- F16F2222/12—Fluid damping
- F16F2222/126—Fluid damping using gases
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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
- F16F2238/00—Type of springs or dampers
- F16F2238/02—Springs
- F16F2238/022—Springs leaf-like, e.g. of thin, planar-like metal
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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
- F16F2238/00—Type of springs or dampers
- F16F2238/02—Springs
- F16F2238/026—Springs wound- or coil-like
Abstract
The invention provides an anti-seismic vibration damping device for equipment, which belongs to the technical field of equipment anti-seismic and comprises a base, a vibration damping protection piece and a buffer piece, wherein the base comprises a base main body, a first magnetic piece and a second magnetic piece, the second magnetic piece is arranged on the base main body, and any magnetic pole end of the second magnetic piece is arranged opposite to the other magnetic pole end of the first magnetic piece; the shock absorption protection piece comprises an elastic bag, one end of the elastic bag is connected with the base and used for buffering the impact of machine equipment, and A component solution is arranged in the elastic bag; the buffer piece is movably connected with the base, one end of the buffer piece is connected with the machine equipment, and the other end of the buffer piece is connected with the elastic bag. Compared with the existing anti-seismic device, the anti-seismic vibration damping device is provided with vibration damping and anti-seismic structures from X, Y, Z three directions of a three-dimensional space, so that the anti-seismic vibration damping effect is more effective and more comprehensive. The invention also provides an anti-seismic vibration reduction method.
Description
Technical Field
The invention belongs to the technical field of equipment seismic resistance, and particularly relates to a seismic damping device and method for equipment.
Background
The anti-seismic base is a supporting and protecting device for protecting machine equipment against earthquake action, vibration and the like. The anti-seismic base is mainly applied to placing precise instruments in institutions such as hospitals, schools or enterprises and placing cabinets in large data centers.
With the development of science and technology, the requirements of high-precision instruments and equipment on earthquake action, vibration and the like are higher and higher, and a series of standards on earthquake resistance and vibration reduction are provided by the nation, so that the standard requirements are gradually improved. At present, the anti-seismic requirement of equipment in the market is mainly met by increasing the rigidity of the equipment and a base, the equipment is commonly called rigid anti-seismic, the equipment can be protected from overturning by the scheme, and internal precision parts can be damaged due to the amplification effect of earthquake dynamic acceleration. Secondly still some antidetonation bases are through addding damping spring or elastic rubber piece, and this kind of base is nevertheless promoted to some extent antidetonation effect, nevertheless also has long-time back of using, and elastic rubber piece physical structure suffers destruction, and damping spring takes place the skew, and the damping effect worsens, and stability can also be poor problem. Therefore, there is a need for improvement of the prior art to solve the above technical problems.
Disclosure of Invention
The invention aims to provide an anti-seismic vibration reduction device and method for equipment, and aims to solve the technical problems of poor vibration reduction effect and poor structural stability of the existing anti-seismic device.
In order to achieve the purpose, the invention adopts the technical scheme that: an anti-seismic vibration damping apparatus and method for equipment is provided, comprising:
the base comprises a base main body, a first magnetic piece and a second magnetic piece, wherein a through hole is formed in the base main body; the first magnetic part is arranged in the through hole, is connected with the base main body in a sliding manner and is used for being connected and fixed with machine equipment; the second magnetic piece is arranged on the base body, and any magnetic pole end of the second magnetic piece is opposite to the other magnetic pole end of the first magnetic piece;
the shock absorption protection pieces are arranged on the base at intervals along the circumferential direction of the base; the shock absorption protection piece comprises an elastic bag, one end of the elastic bag is connected with the base and used for buffering the impact of machine equipment, and A component solution is arranged in the elastic bag; and
the buffer piece is movably connected with the base, one end of the buffer piece is connected with the machine equipment, and the other end of the buffer piece is connected with the elastic bag.
Preferably, the second magnetic member is an electromagnetic structure, and the second magnetic member includes a magnetic adjustment member for adjusting the magnetic force of the second magnetic member.
Preferably, the shock-absorbing protector further comprises:
one end of the telescopic rod is rotatably connected with the base, and the other end of the telescopic rod is connected with the closed end of the elastic bag; a release cavity communicated with the elastic bag is arranged in the telescopic rod, and a component B for reacting with the component A is arranged in the release cavity;
one end of the limiting piece is connected with the telescopic rod, and the other end of the limiting piece is connected with the base and used for limiting the initial position of the telescopic rod; and
one end of the rebound piece is connected with the base, and the other end of the rebound piece is connected with the telescopic rod.
Preferably, the telescopic rod comprises:
one end of the first rod body is a free end, and the other end of the first rod body is rotatably connected with the base;
the second rod body is sleeved in the first rod body and is connected with the first rod body in a sliding manner;
the release bag is sleeved on the second rod body and communicated with the elastic bag through a pipeline, and the release cavity is positioned in the release bag;
the compression spring is arranged in the first rod body, one end of the compression spring is connected with the first rod body, and the other end of the compression spring is connected with the second rod body; and
and the control part is used for adjusting the use state of the compression spring.
Preferably, the control part is a trigger rod, one end of the trigger rod is connected with the second rod body, and the other end of the trigger rod penetrates through the side wall of the first rod body; and the base is provided with a top rod which is used for being matched with the trigger rod.
Preferably, the elastic bag is provided with a shock absorption layer on one side close to the equipment.
Preferably, the buffer member includes:
the connecting rod is movably connected with the base, one end of the connecting rod is positioned in the through hole, and the other end of the connecting rod penetrates or penetrates through the base to be connected with the elastic bag;
the second spring is sleeved outside the connecting rod or arranged in the connecting rod, one end of the second spring is connected with the connecting rod, and the other end of the second spring is connected with the base or the connecting rod;
and the shock absorption piece is arranged at one end, located at the through hole, of the connecting rod and is used for being connected with the machine equipment.
Preferably, the shape and the surface area of the through hole are matched with the machine equipment.
The invention also provides an anti-seismic vibration reduction method which is characterized by comprising the following steps:
step 1: placing the machine equipment on a base;
step 2: starting the base, wherein the base generates magnetic force and makes the machine equipment in a suspended state by utilizing the magnetic force;
and step 3: whether the base vibrates or not is detected in real time, if the base vibrates, the magnetic force is correspondingly adjusted, the relative distance between the base and the machine equipment is changed, and the relative position of the machine equipment is unchanged.
Preferably, in step 3, when the vibration amplitude of the base is too large, so that the machine equipment topples over, the shock-absorbing protection piece intervenes, the first limit is realized by firstly unfolding the elastic bag on the side surface of the machine equipment, and then polyurethane foam is quickly prepared in the elastic bag by utilizing the reaction principle of the polyurethane foam, so that the vibration of the machine equipment when toppling over is reduced.
The anti-seismic vibration reduction device and method for equipment provided by the invention have the beneficial effects that: compared with the prior art, the anti-seismic vibration reduction device for the equipment is provided with the first magnetic part and the second magnetic part through the principle that like poles repel each other, the first magnetic part is arranged in a suspended mode relative to the second magnetic part, then the machine is arranged on the first magnetic part, the existing machine equipment is usually made of metal materials and can be firmly adsorbed by the magnetic force of the first magnetic part, when the ground vibrates, the base body vibrates, the second magnetic part moves relative to the first magnetic part, when the amplitude is small, the change of acting force generated between the second magnetic part and the first magnetic part is not enough to enable the machine equipment to generate relative displacement, and therefore the relative position of the machine equipment cannot generate movement. The shock absorption protection piece is arranged on the base at intervals along the circumferential direction, so that the shock absorption effect of the shock absorption device on the circumferential direction of the machine equipment is improved. The elastic bag containing the solution has a buffering effect, and the anti-seismic vibration reduction effect of the anti-seismic vibration reduction device is further improved. This kind of antidetonation vibration damper compares with current antidetonation device and carries out the setting of damping antidetonation structure respectively on the X, Y, Z three-dimensional space, and the antidetonation damping effect is more effective, and more comprehensive. This kind of antidetonation vibration damper has still realized being difficult for producing the strain in the use through utilizing the magnetism principle and setting up the liquid that plays the cushioning effect at the elastic bag, and the stability in use of device is strong, long service life, and then economic benefits is higher.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a first schematic structural diagram of an anti-seismic and vibration-damping device for equipment according to an embodiment of the present invention;
FIG. 2 is a second schematic structural diagram of an anti-seismic and vibration-damping device for equipment according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic structural diagram of another anti-seismic device for equipment according to an embodiment of the present invention;
fig. 5 is a schematic view of an internal structure of a telescopic rod according to an embodiment of the present invention.
In the figure: 1. a base; 11. a base body; 111. a through hole; 12. a first magnetic member; 13. a second magnetic member; 131. a magnetic adjusting member; 2. a shock-absorbing protection member; 21. an elastic bag; 22. a telescopic rod; 221. a first rod body; 222. a second rod body; 223. a release pocket; 224. a compression spring; 225. a control member; 23. a limiting member; 24. a resilient member; 3. a buffer member; 31. a connecting rod; 32. a second spring; 33. a shock absorbing member.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 5, an anti-vibration and damping device and method for an apparatus according to the present invention will now be described. The anti-seismic vibration reduction device and the method for equipment comprise a base 1, a vibration reduction protection piece 2 and a buffer piece 3, wherein the base 1 comprises a base main body 11, a first magnetic piece 12 and a second magnetic piece 13, and a through hole 111 is formed in the base main body 11; the first magnetic part 12 is arranged in the through hole 111, is connected with the base body 11 in a sliding manner, and is used for being connected and fixed with machine equipment; the second magnetic member 13 is disposed on the base body 11, and any one of the magnetic pole ends of the second magnetic member 13 is disposed opposite to the other magnetic pole end of the first magnetic member 12; the shock absorption protection pieces 2 are provided with a plurality of groups, and the shock absorption protection pieces 2 are arranged on the base 1 at intervals along the circumferential direction of the base 1; the shock absorption protection piece 2 comprises an elastic bag 21, one end of the elastic bag is connected with the base 1 and used for buffering the impact of machine equipment, and A component solution is arranged in the elastic bag 21; the buffer member 3 is movably connected with the base 1, one end of the buffer member 3 is connected with the machine equipment, and the other end of the buffer member is connected with the elastic bag 21.
When the magnetic piece is used, the second magnetic piece 13 applies force to the first magnetic piece 12, so that the first magnetic piece 12 and the second magnetic piece 13 are separated by a certain distance, and then the machine equipment is placed on the first magnetic piece 12.
Compared with the prior art, the anti-seismic vibration reduction device for equipment is characterized in that the first magnetic part 12 and the second magnetic part 13 are arranged according to the principle that like poles repel each other, the first magnetic part 12 is suspended relative to the second magnetic part 13, then a machine is arranged on the first magnetic part 12, the existing machine equipment is usually made of metal materials and can be firmly adsorbed by the magnetic force of the first magnetic part 12, when the ground vibrates, the base main body 11 vibrates, the second magnetic part 13 moves relative to the first magnetic part 12, and when the amplitude is small, the change of the acting force generated between the second magnetic part 13 and the first magnetic part 12 is not enough to enable the machine equipment to generate relative displacement, so that the relative position of the machine equipment does not generate movement. The shock absorption protection pieces 2 are arranged on the base 1 at intervals along the circumferential direction, so that the shock absorption effect of the shock absorption device on the circumferential direction of the machine equipment is improved. The elastic bag 21 containing the solution has a buffer effect, and the anti-seismic and vibration-damping effect of the anti-seismic and vibration-damping device is further improved. This kind of antidetonation vibration damper compares with current antidetonation device and carries out the setting of damping antidetonation structure respectively on the X, Y, Z three-dimensional space, and the antidetonation damping effect is more effective, and more comprehensive. This kind of antidetonation vibration damper has still realized being difficult for producing the strain in the use through utilizing the magnetism principle and setting up the liquid that plays the cushioning effect at elasticity bag 21, and the stability in use of device is strong, long service life, and then economic benefits is higher.
In this embodiment, the upper end surface of the first magnetic member 12 is provided with a limit groove for adapting to a machine device; be equipped with a plurality of connecting pieces that are used for being connected with the mechanical equipment on first magnetic member 12, the connecting piece includes: the connecting rod that can dismantle with first magnetic part 12 and be connected to and the negative pressure generator who is connected with the connecting rod, negative pressure generator is used for being connected with the machine equipment, and negative pressure generator realizes being connected through forming confined negative pressure environment between with the machine equipment. Specifically, the negative pressure generator comprises a rubber pump plug connected with the connecting rod and an air extraction device communicated with the rubber pump plug.
In the present embodiment, the shape and surface area of the through hole 111 are adapted to the machine.
In this embodiment, an annular groove is disposed on a sidewall of the through hole 111, and when the first magnetic member 12 is disposed in the through hole 111, a side edge of the first magnetic member 12 is located in the annular groove. The arrangement of the annular groove defines a moving space of the first magnetic member 12, and improves the integral arrangement of the first magnetic member 12 with the base body 11. The annular groove inner wall is equipped with the buffer layer, and the setting of buffer layer has reduced the impact force when first magnetism spare 12 and annular groove both ends produce the contact. In this embodiment, the cushioning layer is part of the structure of the flexible bag 21. The buffer layer is convenient to replace.
In this embodiment, the side wall of the through hole 111 is symmetrically provided with a plurality of slide ways, the side wall of the first magnetic member 12 is provided with a plurality of slide blocks, the slide blocks correspond to the slide ways one by one, and the slide blocks are slidably connected with the slide ways. The arrangement of the sliding block and the sliding way limits the moving space of the first magnetic part 12 of the material, and simultaneously improves the integral arrangement of the first magnetic part 12 and the base body 11. The upper and lower two of slide are equipped with the buffer layer respectively, and the setting of buffer layer has reduced the impact force when first magnetism spare 12 and slide both ends produce the contact. The cushioning layer is part of the structure of the flexible bag 21.
As an embodiment of the present invention, referring to fig. 1 to fig. 5, the second magnetic element 13 is an electromagnetic structure, and the second magnetic element 13 includes a magnetic adjusting element 131 for adjusting the magnetic force of the second magnetic element 13. When the second magnetic member 13 vibrates, the magnetic force generated by the second magnetic member 13 is correspondingly adjusted by the magnetic adjusting member 131, so that the relative position of the first magnetic member 12 is ensured not to move all the time, and the anti-vibration effect of the anti-vibration device is further improved.
In this embodiment, the second magnetic member 13 includes a plurality of magnetic generating rods, electromagnetic coils corresponding to the magnetic generating rods one to one and respectively wound on the magnetic generating rods, and magnetic adjusting members 131 respectively electrically connected to the electromagnetic coils, and the magnetic adjusting members 131 are connected to an external power source.
In this embodiment, the second magnetic member 13 further includes a battery electrically connected to the magnetic adjustment member 131.
In this embodiment, when the number of the magnetic generating rods is greater than or equal to two, the magnetic generating rods are distributed at intervals along the circumferential direction of the through hole 111. When the number of the magnetic generating rods is one, the magnetic generating rods are positioned below the first magnetic part 12.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 5, the shock absorbing and protecting member 2 further includes a telescopic rod 22, a limiting member 23 and a resilient member 24, one end of the telescopic rod 22 is rotatably connected to the base 1, and the other end is connected to the closed end of the elastic bag 21; a release cavity communicated with the elastic bag 21 is arranged in the telescopic rod 22, and a component B for reacting with the component A is arranged in the release cavity; one end of the limiting piece 23 is connected with the telescopic rod 22, and the other end is connected with the base 1 and used for limiting the initial position of the telescopic rod 22; one end of the rebound piece 24 is connected with the base 1, and the other end is connected with the telescopic rod 22.
In this embodiment, the limiting member 23 includes a limiting rod and a connecting rod, wherein one end of the limiting rod is rotatably connected to the base, and the other end of the limiting rod is provided with a locking ring. The connecting rod is by for the vertical setting of base, and the first connecting rod of being connected with the base, with the first connecting rod deviate from the holder that the side of base one end is connected and pass through the connecting rod structure with the holder and connect the trigger bar and constitute. The other end of the trigger rod penetrates through the base 1 and is arranged close to the lower end face of the base 1, and the trigger rod is connected with the base 1 in a sliding mode.
In this embodiment, two ends of the elastic bag 21 away from the base 1 are respectively connected with a telescopic rod 22, and the two telescopic rods 22 are separated by a certain distance. When the base 1 inclines, the trigger bar contacts with the ground, the base 1 continues to incline, the trigger bar pushes the clamping piece to open, the telescopic rod 22 is made to be bounced open under the action of the rebounding piece 24, and the telescopic rod 22 is kept in a state of being vertical to the end face of the base 1. At this time, the two telescopic rods 22 can unfold the elastic bag 21, so that the elastic bag 21 can protect the side surface of the machine equipment, and the damage caused when the machine equipment topples over is reduced.
In this embodiment, the telescopic rod 22 includes a first rod 221, a second rod 222, a release pocket 223, a compression spring 224 and a control member 225, wherein one end of the first rod 221 is a free end, and the other end is rotatably connected to the base 1; the second rod 222 is sleeved in the first rod 221 and is connected with the first rod 221 in a sliding manner; the release bag 223 is sleeved on the second rod body 222 and is communicated with the elastic bag 21 through a pipeline, and the release cavity is positioned in the release bag 223; the compression spring 224 is disposed in the first rod 221, one end of which is connected to the first rod 221, and the other end of which is connected to the second rod 222; the control member 225 is used to adjust the use state of the compression spring 224. The usage state of the compression spring 224 includes a compressed state and an initial state. When the telescopic rod 22 is locked by the position-limiting member 23, the compression spring 224 is in a compressed state, and the second rod 222 and the release pocket 223 are all located in the first rod 221. When the control member 225 controls the telescopic rod 22 not to be limited and locked by the limiting member 23, the compression spring 224 is changed from the compressed state to the initial state, the second rod 222 drives the release bag 223 to slide relative to the first rod 221, the second rod 222 slides out of the first rod 221, the release bag 223 is extruded in the sliding process, the component B solution in the release bag 223 enters the elastic bag 21 to be mixed with the component a solution, and a chemical reaction is generated. Specifically, the A component solution and the B component solution are mixed to respectively form an A material and a B material for generating the polyurethane foam. The A component solution and the B component solution are mixed to generate polyurethane in a short time, and the polyurethane fills the elastic bag 21, so that good shock absorption protection can be formed on the side surface of the gas collecting equipment. The anti-seismic vibration reduction effect of the anti-seismic vibration reduction device is effectively improved.
In this embodiment, the control element 225 is a trigger rod, one end of the trigger rod is connected to the second rod 222, and the other end thereof passes through the sidewall of the first rod 221; and the base 1 is provided with a top rod which is used for being matched with the trigger rod. The trigger lever is an elastic lever body. In the rotating process of the first rod 221, one end of the control member 225 contacts with the push rod, the push rod is inserted into the first rod 221, the stability of the connection relationship between the first rod 221 and the base can be improved, and in the process of inserting the push rod into the first rod 221, the control member 225 penetrates through one end of the first rod 221 and moves into the first rod 221, then the compression spring 224 is released, and the B-component solution in the release bag 223 is extruded into the elastic bag 21. The control member 225 has a simple and reliable structure and is convenient to use.
In this embodiment, the side of the flexible bag 21 that is used next to the device is provided with a shock absorbing layer. The buffer layer comprises first sponge layer, gasbag layer, the second sponge layer of range upon range of setting, and wherein first sponge layer or second sponge just can be connected with the one side of elasticity bag 21. When the machine equipment topples, the shock-absorbing layer is firstly contacted with the machine equipment before the elastic bag 21, so that the shock-absorbing and shock-resisting effects can be effectively achieved. Set up the gasbag layer in two-layer sponge layer structure, can effectual improvement this buffer layer's shock attenuation effect.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 5, wherein the buffer 3 includes a connecting rod 31, a second spring 32 and a buffer 33, the connecting rod 31 is movably connected to the base 1, one end of the connecting rod 31 is located in the through hole 111, and the other end of the connecting rod 31 penetrates or passes through the base 1 and is connected to the elastic bag 21; the second spring 32 is sleeved outside the connecting rod 31 or arranged in the connecting rod 31, one end of the second spring is connected with the connecting rod 31, and the other end of the second spring is connected with the base 1 or the connecting rod 31; a damper 33 is provided at one end of the connecting rod 31 at the through-hole 111 for connection with the machine equipment. The buffer member 3 not only has a shock-absorbing function, but also can generate an acting force to the elastic bag 21 during the vibration generation process to accelerate the mixing and reaction of the component a solution and the component B solution in the elastic bag 21.
The invention also provides an anti-seismic vibration reduction method for equipment, which is characterized by comprising the following steps of:
s1: placing the machine equipment on a base;
s2: starting the base, wherein the base generates magnetic force and makes the machine equipment in a suspended state by utilizing the magnetic force;
s3: detecting whether the base vibrates in real time, and if the base vibrates, correspondingly adjusting the magnetic force to change the relative distance between the base and the machine equipment and keep the relative position of the machine equipment unchanged;
in S3, when the vibration amplitude of the base is too large, so that the machine equipment topples, the shock absorption protection piece is involved, the elastic bag is firstly unfolded on the side surface of the machine equipment at the first limit position, and then the polyurethane foam is quickly prepared in the elastic bag by utilizing the reaction principle of the polyurethane foam, so that the vibration of the machine equipment during toppling is reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An anti-seismic vibration attenuation device for equipment, comprising:
the base (1) comprises a base main body (11), a first magnetic part (12) and a second magnetic part (13), wherein a through hole (111) is formed in the base main body (11); the first magnetic part (12) is arranged in the through hole (111), is connected with the base body (11) in a sliding manner and is used for being connected and fixed with machine equipment; the second magnetic piece (13) is arranged on the base body (11), and any magnetic pole end of the second magnetic piece (13) is opposite to the other magnetic pole end of the first magnetic piece (12);
the shock absorption protection pieces (2) are provided with a plurality of groups, and the shock absorption protection pieces (2) are arranged on the base (1) at intervals along the circumferential direction of the base (1); the shock absorption protection piece (2) comprises an elastic bag (21) with one end connected with the base (1) and used for buffering the impact of machine equipment, and A component solution is arranged in the elastic bag (21); and
the buffer piece (3) is movably connected with the base (1), one end of the buffer piece (3) is connected with the machine equipment, and the other end of the buffer piece is connected with the elastic bag (21).
2. An anti-seismic damping device for equipment according to claim 1, characterized in that said second magnetic member (13) is of an electromagnetic structure, said second magnetic member (13) comprising a magnetic adjustment member (131) for adjusting the magnitude of the magnetic force of said second magnetic member (13).
3. An anti-seismic damping device for equipment according to claim 2, characterized in that said damping protector (2) further comprises:
one end of the telescopic rod (22) is rotatably connected with the base (1), and the other end of the telescopic rod is connected with the closed end of the elastic bag (21); a release cavity communicated with the elastic bag (21) is arranged in the telescopic rod (22), and a component B for reacting with the component A is arranged in the release cavity;
a limiting piece (23), one end of which is connected with the telescopic rod (22), and the other end of which is connected with the base (1) and is used for limiting the initial position of the telescopic rod (22); and
one end of the rebound piece (24) is connected with the base (1), and the other end of the rebound piece is connected with the telescopic rod (22).
4. An anti-seismic damping device for equipment according to claim 3, characterized in that said telescopic rod (22) comprises:
one end of the first rod body (221) is a free end, and the other end of the first rod body is rotatably connected with the base (1);
the second rod body (222) is sleeved in the first rod body (221) and is connected with the first rod body (221) in a sliding mode;
the release bag (223) is sleeved on the second rod body (222) and communicated with the elastic bag (21) through a pipeline, and the release cavity is positioned in the release bag (223);
a compression spring (224) disposed in the first rod (221), one end of the compression spring being connected to the first rod (221), and the other end of the compression spring being connected to the second rod (222); and
a control member (225) for adjusting a use state of the compression spring (224).
5. An anti-seismic damping device for equipment according to claim 4, wherein: the control part (225) is a trigger rod, one end of the trigger rod is connected with the second rod body (222), and the other end of the trigger rod penetrates through the side wall of the first rod body (221); and a top rod matched with the trigger rod is arranged on the base (1).
6. An anti-seismic damping device for an apparatus according to claim 5, wherein: the elastic bag (21) is used for being close to one side of the machine equipment and is provided with a shock absorption layer.
7. An anti-seismic damping device for equipment according to claim 6, characterized in that said buffer (3) comprises:
the connecting rod (31) is movably connected with the base (1), one end of the connecting rod (31) is positioned in the through hole (11), and the other end of the connecting rod penetrates through the base (1) or is connected with the elastic bag (21);
the second spring (32) is sleeved outside the connecting rod (31) or arranged in the connecting rod (31), one end of the second spring is connected with the connecting rod (31), and the other end of the second spring is connected with the base (1) or the connecting rod (31);
and the shock absorption piece (33) is arranged at one end, located on the through hole (11), of the connecting rod (31) and used for being connected with the machine equipment.
8. An anti-seismic damping device for an apparatus according to claim 6, wherein: the shape and the surface area of the through hole (111) are matched with the machine equipment.
9. An anti-seismic and vibration-damping method is characterized by comprising the following steps:
step 1: placing the machine equipment on a base;
step 2: starting the base, wherein the base generates magnetic force and makes the machine equipment in a suspended state by utilizing the magnetic force;
and step 3: whether the base vibrates or not is detected in real time, if the base vibrates, the magnetic force is correspondingly adjusted, the relative distance between the base and the machine equipment is changed, and the relative position of the machine equipment is unchanged.
10. An earthquake-proof and vibration-damping method as claimed in claim 9, wherein in step 3, when the vibration amplitude of the base is too large to cause the machine equipment to topple, the vibration-damping protector is inserted, and the first limit is achieved by firstly unfolding the elastic bag on the side surface of the machine equipment and then rapidly preparing polyurethane foam in the elastic bag by utilizing the reaction principle of the polyurethane foam, so as to reduce the vibration when the machine equipment topples.
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| CN202110562847.9A CN113446351B (en) | 2021-05-24 | 2021-05-24 | A antidetonation vibration damper for equipment |
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| CN202110562847.9A CN113446351B (en) | 2021-05-24 | 2021-05-24 | A antidetonation vibration damper for equipment |
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| CN113446351B CN113446351B (en) | 2022-08-09 |
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| CN212869015U (en) * | 2019-12-30 | 2021-04-02 | 江苏环东电气有限公司 | Novel transformer magnetic force shock attenuation lower margin |
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| JPH01216138A (en) * | 1988-02-24 | 1989-08-30 | Sanwa Tekki Corp | Magnetic adjusting type vibration suppressing device |
| JP2008208859A (en) * | 2007-02-23 | 2008-09-11 | Toshiba Corp | Vibration-proofing suspension |
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| CN113446351B (en) | 2022-08-09 |
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