CN111188870B - Electrical equipment anti-pulling shock isolation device with vertical tuning mass - Google Patents
Electrical equipment anti-pulling shock isolation device with vertical tuning mass Download PDFInfo
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- CN111188870B CN111188870B CN202010137284.4A CN202010137284A CN111188870B CN 111188870 B CN111188870 B CN 111188870B CN 202010137284 A CN202010137284 A CN 202010137284A CN 111188870 B CN111188870 B CN 111188870B
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- shock
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- 230000035939 shock Effects 0.000 title claims abstract description 22
- 238000002955 isolation Methods 0.000 title description 9
- 230000005484 gravity Effects 0.000 claims abstract description 17
- 238000009413 insulation Methods 0.000 claims abstract description 17
- 239000004677 Nylon Substances 0.000 claims description 10
- 229920001778 nylon Polymers 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 230000009471 action Effects 0.000 abstract description 6
- 230000006378 damage Effects 0.000 abstract description 4
- 239000000919 ceramic Substances 0.000 abstract 1
- 230000033001 locomotion Effects 0.000 description 10
- 238000011161 development Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000012212 insulator Substances 0.000 description 3
- 229910052573 porcelain Inorganic materials 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000007596 consolidation process Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
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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
- F16F15/06—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 metal springs
- F16F15/067—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 metal springs using only wound springs
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
An anti-pulling and shock-isolating device with vertical tuning mass for electrical equipment belongs to the technical field of anti-seismic and shock-isolating of equipment. The problem of in the earthquake ceramic column type electrical equipment produce destruction, seriously influence electric power system operation to and current shock insulation device when pulse type earthquake moves and long period earthquake action the shock insulation effect is weak is solved. The technical points are as follows: the vertical gravity tuning unit is arranged on the bottom surface of a bottom plate, the upper end of the vertical gravity tuning unit is fixedly connected with a platform, the end parts of lower sliding rails are fixed on the bottom plate, each lower sliding rail is slidably arranged with the lower parts of two connecting sliding sleeves, a first secondary spring is sleeved at the end part of each lower sliding rail, and a first primary spring is sleeved in the middle of each lower sliding rail; the upper sliding rail and the lower sliding rail are perpendicular to each other, the upper sliding rail is fixedly connected with the platform, the upper portion of the connecting sliding sleeve is sleeved on the upper sliding rail, the second secondary spring is sleeved at the end portion of the upper sliding rail, and the second primary spring is sleeved in the middle of the upper sliding rail. The invention is especially suitable for protecting high and thin equipment in earthquake and preventing damage.
Description
Technical Field
The invention relates to a seismic isolation support, in particular to an electrical equipment anti-pulling and seismic isolation device with a vertical tuning mass, and belongs to the technical field of equipment seismic isolation.
Background
Earthquake disasters are sudden and destructive and seriously threaten the safety of human life and property. The porcelain column type electrical equipment is widely applied to an electric power system, along with the development of the power industry, the grade of the power transmission and transformation equipment is higher and higher, the high-voltage electrical equipment, particularly the ultrahigh-voltage direct-current power transmission and transformation equipment, is higher and higher in height, fine and flexible, higher and higher in quality, and higher in requirement on the anti-seismic performance of the high-voltage electrical equipment. The shock damage of the knob insulator type electrical equipment in the past strong earthquake at home and abroad is very serious, the operation of an electric power system is seriously influenced, and the normal work of the knob insulator type electrical equipment under the action of the earthquake is ensured, so that the safety operation of the electric power system is guaranteed.
At present, a good measure for enhancing the shock resistance of the porcelain column type electrical equipment is lacked. Two features of the knob-type electrical device contribute to this phenomenon. First, the requirement for the insulating function of the equipment makes many shock absorbing means widely used in the civil engineering field unusable for knob insulator type electrical equipment. Secondly, there is the wire between the equipment and leads to linking, and this makes traditional shock insulation technique often inconvenient application because shock insulation probably leads to the relative displacement increase between adjacent equipment under some circumstances for the wire tensioning leads to equipment to destroy.
The invention aims to provide an anti-pulling shock insulation device which can realize stable shock insulation effect aiming at different types of earthquake motion, is particularly suitable for thin and high equipment, reduces earthquake force applied to the equipment when the equipment is used for earthquake motion, and protects the equipment from being damaged.
Disclosure of Invention
The following presents a simplified summary of the invention in order to provide a basic understanding of some aspects of the invention. It should be understood that this summary is not an exhaustive overview of the invention. It is not intended to determine the key or critical elements of the present invention, nor is it intended to limit the scope of the present invention. Its sole purpose is to present some concepts in a simplified form as a prelude to the more detailed description that is discussed later.
In view of the above, the invention provides an anti-pulling and shock-isolating device with vertical tuning mass for electrical equipment, which at least solves the problems that the operation of a power system is seriously influenced by the damage of the porcelain column type electrical equipment in the earthquake and the shock-isolating effect is weak in the action of pulse type earthquake and long-period earthquake.
In order to achieve the purpose, the invention adopts the following technical scheme:
an anti-pulling and shock-isolating device of electrical equipment with a vertical tuning mass comprises a vertical gravity tuning unit, a pair of lower sliding rails, a connecting sliding sleeve, a platform, a first secondary spring, a first primary spring, a second secondary spring, a second primary spring and a pair of upper sliding rails;
the end parts of the pair of lower sliding rails are fixed on the bottom plate, each lower sliding rail is slidably mounted with the lower parts of the two connecting sliding sleeves, the first secondary spring is sleeved on the end part of the lower sliding rail and is fixedly connected with the end part, and the first primary spring is sleeved in the middle part of the lower sliding rail and is positioned between the two connecting sliding sleeves;
the upper sliding rails and the lower sliding rails are perpendicular to each other, a platform is arranged between the upper sliding rails, the upper sliding rails are fixedly connected with the platform, the upper parts of the connecting sliding sleeves are sleeved on the upper sliding rails, the second secondary springs are sleeved on the end parts of the upper sliding rails and are fixedly connected with the end parts, and the second primary springs are sleeved in the middle parts of the upper sliding rails and are positioned between the two connecting sliding sleeves;
the vertical gravity tuning unit is installed on the bottom surface of the bottom plate, and the upper end of the vertical gravity tuning unit is fixedly connected with the platform.
In order to solve the problem of enhancing the shock insulation effect of the device and optimize shock insulation amplitude and stability, the vertical gravity tuning unit is further designed. The method comprises the following specific steps:
the vertical gravity tuning unit comprises a middle guide cylinder, a mass block, a support spring and a traction cable; the lower end of the middle guide cylinder is fixedly supported on the ground, and the upper end of the middle guide cylinder is fixedly connected with the bottom plate; the mass block is slidably arranged in the middle guide cylinder, the upper part of the mass block is fixedly connected with a traction cable, the upper end of the traction cable is fixedly connected with the platform, and the lower part of the mass block is supported in the middle guide cylinder through a support spring. The mass block of the vertical gravity tuning unit can vertically slide in the middle guide cylinder, and the middle guide cylinder restrains the mass block to move in the horizontal direction.
Furthermore, the center of the bottom plate is provided with a mounting hole, and the upper end of the middle guide cylinder is fixedly mounted in the mounting hole.
Further: the upper end of the middle guide cylinder is provided with a cover plate, the cover plate is provided with a traction cable through hole, the traction cable is a nylon rope, and the nylon rope penetrates through the traction cable through hole and is fixed on the platform. So set up, when the platform takes place horizontal motion, drive the motion of nylon rope, and then make the quality piece up-and-down motion, but not the consolidation between quality piece and the platform, but have the effect of spring, based on harmonious mass damper principle, through adjusting spring rigidity and quality piece quality, realize the tuned control of quality piece to the shock insulation unit. In addition, the nylon rope is arranged to facilitate deformation, the nylon rope is pulled in the horizontal direction of the platform and horizontally displaced, but the lower part of the nylon rope moves in the vertical direction after being bent at the through hole of the traction cable.
Further: the end parts of the pair of lower sliding rails are fixed on the bottom plate through sliding rail supports. So set up, fix the support on ground.
Further: the end part of the pair of upper slide rails is fixedly connected with the platform through the slide rail fixing seat. So set up, be in the same place upper portion platform and shock insulation support are fixed.
Further: the connecting sliding sleeve comprises an upper sleeve, a lower sleeve and a connecting part used for connecting the upper sleeve and the lower sleeve, the axis of the upper sleeve is perpendicular to the axis of the lower sleeve, the lower sleeve is sleeved on the lower sliding rail, and the upper sleeve is sleeved on the upper sliding rail. The arrangement is such that the seismic isolation device can move in both horizontal directions and the anti-overturning capability of the device can be ensured.
Further: linear bearings are embedded in the upper sleeve and the lower sleeve. So set up, be convenient for slide, reduce sliding friction.
Further: the device is characterized in that annular limiting plates are arranged at the central positions of the lower sliding rail and the upper sliding rail, the first primary spring and the second primary spring are two springs, two adjacent ends of the first primary spring and the second primary spring are fixed on the annular limiting plates, the annular limiting plates are fixed with the sliding rails and are part of the sliding rails, one ends of the springs are connected with the sleeves, the sliding rails are not completely free, the springs move under the control of the springs, and the shock insulation period of the device can be adjusted by adjusting the rigidity of the springs.
Further: the lower slide rail and the upper slide rail are both made of circular steel tubes. Ensure the tight connection between the upper and lower slide rails and the sleeve and ensure the anti-overturning capability of the device.
The invention achieves the following effects:
the invention comprises a quality stabilizing system, and can obviously enhance the shock insulation stability of the shock insulation device when the shock insulation device is used for different types of earthquake actions. The self-vibration frequency of the quality stabilizing system is coupled with the vibration isolation period through frequency tuning, and when the device encounters pulse type earthquake motion and long period earthquake motion, the vibration isolation effect of the device is enhanced through the resonance of the quality stabilizing system. Because the mass stabilization device requires a large movement space, the device converts its movement into a vertical movement.
The invention realizes the hierarchical multi-section control effect, the multi-stage springs work when the external earthquake force is small, the springs at the middle part work, and when the earthquake force is large and the generated displacement is large, the springs at the end parts and the springs at the middle part work in a matching way, so that the rigidity for resisting the earthquake force is increased, and the excessive increase of the displacement is avoided.
The invention has the advantages of pulling resistance and overturning resistance, and is particularly suitable for thin and high equipment, and the root of the thin and high equipment is easy to be pulled during the earthquake action.
Drawings
FIG. 1 is an axonometric view of an anti-pulling and shock-isolating device for electrical equipment with vertical tuning mass of the invention;
FIG. 2 is an axial cross-sectional view of an electrical equipment anti-pulling seismic isolation apparatus with vertical tuning mass according to the present invention;
FIG. 3 is an overall structural view of the connecting sliding sleeve of the present invention;
in the figure: a-a vertical gravity tuning unit; 1-lower slide rail; 2-connecting the sliding sleeve; 3-a platform; 4-a bottom plate; 5-a slide rail support; 6-first secondary spring; 7-a first primary spring; 8-a second secondary spring; 9-a second primary spring; 10-upper slide rail; 11-a slide rail fixing seat; 12-annular limiting plate; 14-a middle guide cylinder; 15-a mass block; 16-a support spring; 17-a traction cable; 18-a cover plate; 21-an upper sleeve; 22-a lower sleeve; 23-connecting part.
Detailed Description
Exemplary embodiments of the present invention will be described hereinafter with reference to the accompanying drawings. In the interest of clarity and conciseness, not all features of an actual implementation are described in the specification. It will of course be appreciated that in the development of any such actual embodiment, numerous implementation-specific decisions must be made to achieve the developers' specific goals, such as compliance with system-related and business-related constraints, which will vary from one implementation to another. Moreover, it will be appreciated that such a development effort might be complex and time-consuming, but would nevertheless be a routine undertaking for those of ordinary skill in the art having the benefit of this disclosure.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
The meaning of "inside and outside" in the present invention means that the direction pointing to the inside of the device is inside and vice versa with respect to the device itself, and is not a specific limitation of the mechanism of the apparatus of the present invention.
The meaning of "left and right" in the present invention means that when the reader is facing the drawings, the left side of the reader is left, and the right side of the reader is right, and is not a specific limitation on the mechanism of the apparatus of the present invention.
The term "connected" as used herein may mean either a direct connection between the components or an indirect connection between the components via other components.
It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the device structures and/or processing steps closely related to the solution according to the present invention are shown in the drawings, and other details not so relevant to the present invention are omitted. Preferred embodiments of the present invention are explained in detail below with reference to the accompanying drawings.
Example (b): as shown in fig. 1 to 3, the electrical equipment anti-pulling and shock-isolating device with the vertical tuning mass according to the embodiment includes a vertical gravity tuning unit a, a pair of lower slide rails 1, a connecting slide sleeve 2, a platform 3, a lead rubber support 4, a slide rail support 5, a first secondary spring 6, a first primary spring 7, a second secondary spring 8, a second primary spring 9, a pair of upper slide rails 10, a fixed seat 11 and an annular limiting plate 12; the connecting sliding sleeve 2 comprises an upper sleeve 21, a lower sleeve 22 and a connecting part 23 for connecting the upper sleeve 21 and the lower sleeve 22, the axis of the upper sleeve 21 is vertical to the axis of the lower sleeve 22, the lower sleeve 22 is sleeved on the lower sliding rail 1, the upper sleeve 21 is sleeved on the upper sliding rail 10, and linear bearings are embedded in the upper sleeve 21 and the lower sleeve 22; the end parts of the pair of lower sliding rails 1 are fixed on the bottom plate A through sliding rail supports 5, each lower sliding rail 1 is slidably mounted with the two connecting sliding sleeves 2, the first secondary spring 6 is sleeved at the end part of the lower sliding rail 1 and is fixedly connected with the end part, and the first primary spring 7 is sleeved at the middle part of the lower sliding rail 1 and is positioned between the two connecting sliding sleeves 2; the pair of upper slide rails 10 and the pair of lower slide rails 1 are arranged perpendicular to each other, the platform 3 is arranged between the upper slide rails 10, the end parts of the pair of upper slide rails 10 are fixedly connected with the platform 3 through slide rail fixing seats 11, the connecting slide sleeves 2 are slidably sleeved on the upper slide rails 10, the second secondary springs 8 are sleeved on the end parts of the upper slide rails 10 and are fixedly connected with the end parts, and the second primary springs 9 are sleeved in the middle parts of the upper slide rails 10 and are positioned between the two connecting slide sleeves 2; the lead core rubber support 4 is fixedly arranged between the bottom plate and the platform 3, and the lead core rubber support 4 is arranged in the center of the platform 3; the central positions of the lower sliding rail 1 and the upper sliding rail 10 are provided with annular limiting plates 12, the first primary spring 7 and the second primary spring 9 are both two springs, and the adjacent two ends of the first primary spring and the second primary spring are fixed on the annular limiting plates 12; the vertical gravity tuning unit A is arranged on the bottom surface of the bottom plate 4, and the upper end of the vertical gravity tuning unit A is fixedly connected with the platform 3; the vertical gravity tuning unit A comprises a middle guide cylinder 14, a mass block 15, a supporting spring 16 and a traction cable 17; the lower end of the middle guide cylinder 14 is fixedly supported on the ground, and the upper end is fixedly connected with the bottom plate 4; the mass block 15 is slidably arranged in the middle guide cylinder 14, the upper part of the mass block 15 is fixedly connected with a traction cable 17, the upper end of the traction cable 17 is fixedly connected with the platform 3, and the lower part of the mass block 15 is supported in the middle guide cylinder 14 through a support spring 16; a mounting hole is formed in the center of the bottom plate 4, and the upper end of the middle guide cylinder 14 is fixedly mounted in the mounting hole; a cover plate 18 is mounted at the upper end of the middle guide cylinder 14, a traction cable through hole is formed in the cover plate 18, the traction cable 17 is a nylon rope, and the nylon rope penetrates through the traction cable through hole and is fixed on the platform 3.
More specifically: the lower slide rail 1 and the upper slide rail 10 are both made of round steel tubes.
It is to be emphasized that: firstly, in this embodiment, the platform 3, a pair of upper slide rails 10 and the fixing base 11 as a whole can slide along the direction of the upper slide rails 10 relative to the connecting slide sleeve 2. Meanwhile, the connecting sliding sleeve 2 can slide along the direction of the lower sliding rail 1. Therefore, the whole body can slide in any horizontal direction. The equipment to be protected is fixed to the top platform 3. The embodiment is suitable for shock insulation of high and thin equipment, and aims to reduce the seismic force applied to the equipment during seismic action and protect the equipment from being damaged.
The above examples are only for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. An anti-pulling and shock-isolating device of electrical equipment with a vertical tuning mass is characterized by comprising a vertical gravity tuning unit (A), a pair of lower sliding rails (1), a connecting sliding sleeve (2), a platform (3), a bottom plate (4), a first secondary spring (6), a first primary spring (7), a second secondary spring (8), a second primary spring (9) and a pair of upper sliding rails (10);
the end parts of the pair of lower sliding rails (1) are fixed on the bottom plate (4), each lower sliding rail (1) is slidably mounted with the lower parts of the two connecting sliding sleeves (2), the first secondary spring (6) is sleeved on the end part of the lower sliding rail (1) and fixedly connected with the end part, and the first primary spring (7) is sleeved in the middle part of the lower sliding rail (1) and positioned between the two connecting sliding sleeves (2);
the pair of upper sliding rails (10) and the pair of lower sliding rails (1) are arranged perpendicular to each other, a platform (3) is arranged between the upper sliding rails (10), the upper sliding rails (10) are fixedly connected with the platform (3), the upper parts of the connecting sliding sleeves (2) are sleeved on the upper sliding rails (10), the second secondary springs (8) are sleeved on the end parts of the upper sliding rails (10) and are fixedly connected with the end parts, and the second primary springs (9) are sleeved in the middle parts of the upper sliding rails (10) and are positioned between the two connecting sliding sleeves (2);
the vertical gravity tuning unit (A) is arranged on the bottom surface of the bottom plate (4), and the upper end of the vertical gravity tuning unit (A) is fixedly connected with the platform (3);
the vertical gravity tuning unit (A) comprises a middle guide cylinder (14), a mass block (15), a support spring (16) and a traction cable (17); the lower end of the middle guide cylinder (14) is fixedly supported on the ground, and the upper end of the middle guide cylinder is fixedly connected with the bottom plate (4); the mass block (15) is slidably arranged in the middle guide cylinder (14), the upper part of the mass block (15) is fixedly connected with a traction cable (17), the upper end of the traction cable (17) is fixedly connected with the platform (3), and the lower part of the mass block (15) is supported in the middle guide cylinder (14) through a support spring (16);
the central positions of the lower sliding rail (1) and the upper sliding rail (10) are provided with annular limiting plates (12), the first primary spring (7) and the second primary spring (9) are both two-section springs, and the adjacent two ends of the two-section springs are fixed on the annular limiting plates (12);
a cover plate (18) is mounted at the upper end of the middle guide cylinder (14), a traction cable through hole is formed in the cover plate (18), the traction cable (17) is a nylon rope, and the nylon rope penetrates through the traction cable through hole and is fixed on the platform (3);
the end part of the pair of upper slide rails (10) is fixedly connected with the platform (3) through a slide rail fixing seat (11); the platform (3), a pair of upper sliding rails (10) and the fixed seat (11) are integrated, and slide along the direction of the upper sliding rails (10) relative to the connecting sliding sleeve (2); meanwhile, the anti-pulling shock insulation device slides along the direction of the lower sliding rail (1) together with the connecting sliding sleeve (2), and the anti-pulling shock insulation device resists pulling and overturning.
2. The electrical equipment anti-pulling and shock-isolating device with the vertical tuning mass as claimed in claim 1, characterized in that: the end parts of the pair of lower sliding rails (1) are fixed on the bottom plate (4) through sliding rail supports (5).
3. The electrical equipment anti-pulling and shock-isolating device with the vertical tuning mass as claimed in claim 1 or 2, wherein: the connecting sliding sleeve (2) comprises an upper sleeve (21), a lower sleeve (22) and a connecting part (23) used for connecting the upper sleeve (21) and the lower sleeve (22), the axis of the upper sleeve (21) and the axis of the lower sleeve (22) are perpendicular to each other, the lower sleeve (22) is sleeved on the lower sliding rail (1), and the upper sleeve (21) is sleeved on the upper sliding rail (10).
4. The electrical equipment anti-pulling and shock-isolating device with the vertical tuning mass as claimed in claim 3, characterized in that: linear bearings are embedded in the upper sleeve (21) and the lower sleeve (22).
5. The electrical equipment anti-pulling and shock-isolating device with the vertical tuning mass as claimed in claim 3, characterized in that: the lower sliding rail (1) and the upper sliding rail (10) are both made of round steel tubes.
6. The electrical equipment anti-pulling and shock-isolating device with the vertical tuning mass as claimed in claim 1, characterized in that: the center of the bottom plate (4) is provided with a mounting hole, and the upper end of the middle guide cylinder (14) is fixedly mounted in the mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010137284.4A CN111188870B (en) | 2020-03-02 | 2020-03-02 | Electrical equipment anti-pulling shock isolation device with vertical tuning mass |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010137284.4A CN111188870B (en) | 2020-03-02 | 2020-03-02 | Electrical equipment anti-pulling shock isolation device with vertical tuning mass |
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| CN111188870A CN111188870A (en) | 2020-05-22 |
| CN111188870B true CN111188870B (en) | 2020-12-01 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104864246A (en) * | 2015-06-08 | 2015-08-26 | 中科院南京天文仪器有限公司 | Horizontal damping mechanism used for movable type equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006336815A (en) * | 2005-06-06 | 2006-12-14 | Seiwa:Kk | Base isolation device |
| CN102330782B (en) * | 2010-11-30 | 2014-02-05 | 哈尔滨工业大学 | Air spring vibration isolator based on gas-liquid damping and coupling action |
| CN208565972U (en) * | 2018-05-25 | 2019-03-01 | 无锡鑫润纺织机械有限公司 | A kind of moveable frame of textile machine damping device |
| CN208417392U (en) * | 2018-07-05 | 2019-01-22 | 邢文洁 | A kind of passive vibration reduction platform of highly sensitive element |
| CN209082753U (en) * | 2018-10-30 | 2019-07-09 | 青岛理工大学 | Building structure reduced scale model shock insulation system |
| CN209414502U (en) * | 2018-11-12 | 2019-09-20 | 四川省龙丹纳科技有限公司 | A kind of platform-type vibration-insulation damping device |
| CN109611489A (en) * | 2018-12-19 | 2019-04-12 | 武克学 | A kind of cable type pressure shock-absorbing device |
| CN209990833U (en) * | 2019-04-22 | 2020-01-24 | 赵志昊 | Shock insulation platform |
| CN210014281U (en) * | 2019-05-05 | 2020-02-04 | 上海太龙豪冠照明科技有限公司 | LED panel light that shockproof effect is good |
| CN110513434B (en) * | 2019-09-20 | 2024-03-12 | 四川省龙丹纳科技有限公司 | Orthogonal guide rail type vibration isolation device and design method thereof |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104864246A (en) * | 2015-06-08 | 2015-08-26 | 中科院南京天文仪器有限公司 | Horizontal damping mechanism used for movable type equipment |
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