阅读说明：本技术 一种减隔震平台开启隔震锁 (Unlocking shock insulation lock of shock insulation platform ) 是由 张洪涛 于 2021-01-25 设计创作，主要内容包括：本发明公开了一种减隔震平台开启隔震锁,设置在文物防震平台上,包括安装座、固定吸合体、导向机构和活动吸合体,所述安装座可拆卸固定连接在所述防震平台上方的浮动板上,所述活动吸合体通过所述导向机构能够竖直导向滑动连接在所述安装座上；所述固定吸合体固定连接在所述防震平台下方的底台板上,所述活动吸合体底端能够磁力吸合在所述固定吸合体的顶端且在地震时的振动力作用下能够脱离。本发明减隔震平台开启隔震锁,能够灵活锁定浮动板,降低意外碰撞影响,地震时能够顺利脱扣进行防震而且能够多次重复锁定,降低了更换和维护的成本。(The invention discloses an unlocking and shock-isolating lock of a shock-isolating and shock-absorbing platform, which is arranged on a cultural relic shock-absorbing platform and comprises a mounting seat, a fixed absorbing body, a guide mechanism and a movable absorbing body, wherein the mounting seat is detachably and fixedly connected on a floating plate above the shock-absorbing platform, and the movable absorbing body can be vertically guided and slidably connected on the mounting seat through the guide mechanism; the fixed suction body is fixedly connected to the bottom platen below the shockproof platform, the bottom end of the movable suction body can be magnetically sucked to the top end of the fixed suction body and can be separated under the action of vibration force during earthquake. The seismic isolation and reduction platform provided by the invention can flexibly lock the floating plate, reduce the influence of accidental collision, smoothly release during earthquake to resist shock, repeatedly lock for many times, and reduce the replacement and maintenance costs.)

1. The utility model provides an subtract isolation platform and open isolation lock sets up on historical relic platform that takes precautions against earthquakes which characterized in that: the shockproof platform comprises a mounting seat (3), a fixed suction body, a guide mechanism and a movable suction body, wherein the mounting seat (3) is detachably and fixedly connected to a floating plate (2) above the shockproof platform, and the movable suction body can be vertically, slidably and slidably connected to the mounting seat (3) through the guide mechanism; the fixed suction body is fixedly connected to a bottom bedplate (1) below the shockproof platform, the bottom end of the movable suction body can be magnetically sucked to the top end of the fixed suction body and can be separated under the action of vibration force during earthquake.

2. The seismic isolation platform unlocking and isolating lock as claimed in claim 1, wherein: the fixed attraction body specifically adopts a lower iron column (4), and the bottom end of the lower iron column (4) is fixedly connected to the bottom bedplate (1); the movable attraction body specifically adopts a cylindrical magnet (6), and the magnet (6) is connected to the bottom end of the guide mechanism.

3. The seismic isolation platform unlocking and isolating lock as claimed in claim 2, wherein: the guide mechanism comprises a central sliding column (5), a central sliding column hole (304) is vertically formed in the center of the mounting base (3), the central sliding column (5) slides in the central sliding column hole (304) in a guiding mode, and the bottom end of the central sliding column (5) penetrates through a middle hole of the magnet (6).

4. The seismic isolation platform unlocking and isolating lock as claimed in claim 3, wherein: guiding mechanism still includes second jump ring (8) and pressure spring (9), mount pad (3) are in the top of center traveller hole (304) is provided with pressure spring mounting hole (303), pressure spring (9) suit is in outside and the one end butt of center traveller (5) is in the other end butt is in on the footstep of pressure spring mounting hole (303) on second jump ring (8) lower surface.

5. The seismic isolation platform unlocking and isolating lock as claimed in claim 4, wherein: a lower raised head (601) protruding downwards is arranged on the lower attracting end face of the magnet (6), and a first concave curved surface (401) sinking downwards is arranged on the upper attracting end face of the corresponding lower iron column (4); the bottom end of the central sliding column (5) is provided with a sliding column lower raised head (501), and a yielding second concave curved surface (402) is arranged at the middle position of the corresponding first concave curved surface (401).

6. The seismic isolation platform unlocking and isolating lock as claimed in claim 5, wherein: the top of mount pad (3) is provided with hole of stepping down (302), hole of stepping down (302) with central traveller hole (304) coaxial setting and diameter are greater than central traveller hole (304), the upper portion of central traveller (5) is located in hole of stepping down (302).

7. The seismic isolation platform unlocking and isolating lock as claimed in claim 6, wherein: threaded holes (301) are vertically formed in four corners of the mounting base (3), and the mounting base (3) is fixedly connected to the lower surface of the floating plate (2) through threaded connection of the threaded holes (301) and mounting screws (10).

8. The seismic isolation platform unlocking and isolating lock as claimed in claim 3, wherein: the bottom end of the central sliding column (5) locks the magnet (6) in a pin shaft mode, and the probing end of the central sliding column (5) is a smooth head and abuts against the smooth groove in the top surface of the lower iron column (4).

9. The seismic isolation platform unlocking and isolating lock of claim 8, wherein: the top end of the central sliding column (5) is provided with an external thread, and the external thread is in threaded connection with a pressing cap (503).

Technical Field

The invention relates to the technical field of earthquake prevention, in particular to an unlocking and shock-isolating lock of a shock absorption and isolation platform.

Background

Earthquake is a sudden natural disaster, great earthquake can cause very serious damage, and the prevention and the alleviation of earthquake disaster are very important because human beings cannot accurately forecast the earthquake. The existing cultural relic earthquake-proof device is a device which is arranged at the bottom of a cultural relic or a showcase, avoids the excellent frequency of seismic waves under the action of an earthquake, and effectively absorbs the seismic waves, thereby isolating the seismic waves and protecting the cultural relic.

The two-dimensional shockproof platform is that the floating plate at the upper part can slide in the horizontal direction, and when the earthquake just shakes in the horizontal direction, the shockproof effect can be achieved. The universal sliding device is arranged between the two flat plates of the shockproof platform, the bottom platform plate below the shockproof platform is fixed in the showcase, and the floating plate above the shockproof platform can slide back and forth and left and right along with the shaking of an earthquake, so that cultural relics placed on the floating plate can be prevented from falling over or sliding off.

Most of the existing shockproof platforms are not provided with locking devices, and the floating plate can shake all around when being moved or displayed due to accidental collision, so that the moving is difficult or the visual effect of the display is influenced. And some shockproof platforms are locked by bolts or shear pins, the mounting holes are mostly blind holes or threaded holes, and when an earthquake occurs, the bolts or the shear pins are sheared through earthquake force, so that the purpose of cultural relic protection is realized. However, after an earthquake occurs, the bolt or the shear pin is kept in the mounting hole and is difficult to take out, so that the problems of difficult replacement, high cost and the like are caused.

Therefore, it is necessary to develop an earthquake isolation platform unlocking and isolating lock aiming at the defects.

Disclosure of Invention

The invention aims to provide an earthquake isolation and reduction platform opening earthquake isolation lock which can flexibly lock a floating plate, reduce the influence of accidental collision, smoothly release during earthquake to prevent earthquake, repeatedly lock for many times and reduce the replacement and maintenance cost.

In order to solve the technical problems, the invention adopts the following technical scheme:

the invention relates to an unlocking and shock-isolating lock of a shock absorption and isolation platform, which is arranged on a cultural relic shock-isolation platform and comprises a mounting seat, a fixed absorbing body, a guide mechanism and a movable absorbing body, wherein the mounting seat is detachably and fixedly connected on a floating plate above the shock-isolation platform, and the movable absorbing body can be vertically guided and slidably connected on the mounting seat through the guide mechanism; the fixed suction body is fixedly connected to the bottom platen below the shockproof platform, the bottom end of the movable suction body can be magnetically sucked to the top end of the fixed suction body and can be separated under the action of vibration force during earthquake.

Further, the fixed attraction body specifically adopts a lower iron column, and the bottom end of the lower iron column is fixedly connected to the bottom bedplate; the movable attraction body specifically adopts a cylindrical magnet, and the magnet is connected to the bottom end of the guide mechanism.

Furthermore, the guide mechanism comprises a central sliding column, a central sliding column hole is vertically formed in the center of the mounting seat, the central sliding column slides in the central sliding column hole in a guiding mode, and the bottom end of the central sliding column penetrates through the middle hole of the magnet and is axially locked with the magnet through a first clamp spring.

Furthermore, the guide mechanism further comprises a second clamp spring and a pressure spring, the mounting seat is provided with a pressure spring mounting hole at the top of the central sliding column hole, the pressure spring is sleeved outside the central sliding column, one end of the pressure spring is abutted to the bottom step of the pressure spring mounting hole, and the other end of the pressure spring is abutted to the lower surface of the second clamp spring.

Further, a lower convex head protruding downwards is arranged on the lower attracting end face of the magnet, and a first concave curved surface sinking downwards is arranged on the upper attracting end face of the corresponding lower iron column; the bottom end of the central sliding column is provided with a sliding column lower raised head, and a second yielding concave curved surface is arranged at the middle position of the corresponding first concave curved surface.

Furthermore, the top of mount pad is provided with the hole of stepping down, the hole of stepping down with central traveller hole coaxial setting and diameter are greater than central traveller hole, the upper portion of central traveller is located in the hole of stepping down.

Furthermore, threaded holes are vertically formed in four corners of the mounting base, and the mounting base is fixedly connected to the lower surface of the floating plate through threaded connection of mounting screws through the threaded holes.

Furthermore, the bottom end of the central sliding column locks the magnet in a pin shaft mode, and the probing end of the central sliding column is a smooth head and abuts against the smooth groove in the top surface of the lower iron column.

Furthermore, the top end of the central sliding column is provided with an external thread, and the external thread is in threaded connection with a pressing cap.

Compared with the prior art, the invention has the beneficial technical effects that:

the invention discloses a seismic isolation platform opening seismic isolation lock, which has the beneficial effects that:

according to the unlocking and shock-isolating lock of the shock-absorbing and shock-isolating platform, the fixed absorbing body and the movable absorbing body which are magnetically absorbed are arranged between the bottom bedplate and the floating plate, so that the bottom bedplate and the floating plate of the shock-absorbing platform of the cultural relics can be locked at ordinary times, shaking caused by accidental collision is avoided, and when the earthquake magnitude is more than 3.5, the movable absorbing body can be separated from the fixed absorbing body under the action of earthquake vibration force, so that the cultural relics carried by the floating plate can slide in any horizontal direction, the earthquake impact force is buffered, and the cultural relics are prevented from being damaged by the earthquake. The seismic isolation and reduction platform provided by the invention can flexibly lock the floating plate, reduce the influence of accidental collision, smoothly release during earthquake to resist shock, repeatedly lock for many times, and reduce the replacement and maintenance costs.

In addition, the return pressure spring is arranged on the central sliding column, so that the magnet can be pulled back upwards after the magnet is separated from the lower iron column in an earthquake, the attraction again is avoided, and the floating plate can slide in any horizontal direction relative to the bottom bedplate to buffer the influence of earthquake waves. When the suction is needed again, the central sliding column is manually pressed, and the suction can be reset again. The curved surface matching structure with the embedded mortise is arranged between the magnet and the attraction end surface of the lower iron column, so that the locking force in the horizontal direction can be increased, and the false tripping action caused by impact is avoided; simultaneously, curved surface cooperation structure can increase the clearance between magnet and the lower iron prop along the curved surface direction under the effect of the vibrating force when the earthquake, and then the dropout smoothly. Through the setting of the hole of stepping down, be convenient for install the second jump ring at pressure spring top, simultaneously, be convenient for hide the upper portion of center traveller when locking, do not influence visual perception. The magnet is locked in a pin shaft mode, the connection mode is simpler and more convenient, the probing end of the central sliding column is a round sliding head and is abutted in a round groove on the top surface of the lower iron column, the central sliding column is jacked upwards after dislocation movement during earthquake, and the central sliding column is lifted upwards; through the setting of pressing the cap, increased the area of pressing on central traveller top, the manual central traveller that presses down of operating personnel of being convenient for the magnet actuation is on iron prop down.

Drawings

The invention is further illustrated in the following description with reference to the drawings.

FIG. 1 is a schematic structural view in front elevation and cross section showing a state of disengagement of one embodiment of the seismic isolation and reduction platform unlocking seismic isolation lock according to the invention;

FIG. 2 is a front sectional structural view of the embodiment of FIG. 1 in a locked state;

FIG. 3 is a schematic view of a portion I of FIG. 1;

FIG. 4 is a schematic top view of the mounting base of the embodiment of FIG. 1;

FIG. 5 is a schematic structural diagram of a front cross-sectional view of a seismic isolation platform with a disengaged state for unlocking a seismic isolation lock according to another embodiment of the invention;

fig. 6 is a front sectional structural view of the locking state in the embodiment of fig. 5.

Description of reference numerals: 1. a bottom platen; 2. a floating plate; 3. a mounting seat; 301. a threaded hole; 302. a hole of abdication; 303. a spring mounting hole; 304. a central strut aperture; 4. discharging an iron column; 401. a first concave curved surface; 402. a second concave curved surface; 5. a central strut; 501. a lower stud nose; 502. a ring platform; 503. pressing the cap; 6. a magnet; 601. a lower raised head; 7. a first clamp spring; 8. a second clamp spring; 9. a pressure spring; 10. and (5) mounting screws.

Detailed Description

The core of the invention is to provide the seismic isolation and reduction platform unlocking and isolation lock which can flexibly lock the floating plate, reduce the influence of accidental collision, smoothly release during earthquake to resist shock and repeatedly lock for multiple times, and reduce the replacement and maintenance cost.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to the attached drawings, fig. 1 is a schematic front sectional structural view of a seismic isolation lock unlocked by a seismic isolation platform according to a specific embodiment of the invention in a disengaged state; FIG. 2 is a front sectional structural view of the embodiment of FIG. 1 in a locked state; FIG. 3 is a schematic view of a portion I of FIG. 1; FIG. 4 is a schematic top view of the mounting base of the embodiment of FIG. 1; FIG. 5 is a schematic structural diagram of a front cross-sectional view of a seismic isolation platform with a disengaged state for unlocking a seismic isolation lock according to another embodiment of the invention; fig. 6 is a front sectional structural view of the locking state in the embodiment of fig. 5.

In a specific embodiment, as shown in fig. 1 to 4, the shock insulation lock for unlocking the shock insulation platform is arranged on a cultural relic shock insulation platform, and comprises a mounting seat 3, a fixed suction body, a guide mechanism and a movable suction body, wherein the mounting seat 3 is detachably and fixedly connected to a floating plate 2 above the shock insulation platform, and the movable suction body can be vertically, slidably and slidably connected to the mounting seat 3 through the guide mechanism. The fixed suction combination body is fixedly connected to the bottom bedplate 1 below the shockproof platform, the bottom end of the movable suction combination body can be attracted to the top end of the fixed suction combination body through magnetic force and can be separated under the action of vibration force during earthquake.

The fixed suction body and the movable suction body which are magnetically sucked are arranged between the bottom platen 1 and the floating plate 2, the bottom platen 1 and the floating plate 2 of the cultural relic shockproof platform can be locked at ordinary times, shaking caused by accidental collision is avoided, and when earthquake magnitude is more than 3.5, the movable suction body can be separated from the fixed suction body under the action of earthquake vibration force, so that the cultural relic carried by the floating plate 2 can slide in any horizontal direction, the earthquake impact force is buffered, and the cultural relic damage caused by earthquake is avoided. The seismic isolation and reduction platform provided by the invention can flexibly lock the floating plate, reduce the influence of accidental collision, smoothly release during earthquake to resist shock, repeatedly lock for many times, and reduce the replacement and maintenance costs.

In an embodiment of the present invention, as shown in fig. 1 and fig. 2, the fixed attraction body specifically adopts a lower iron column 4, and a bottom end of the lower iron column 4 is bolted or interference-assembled on the bottom platen 1. The movable attraction body specifically adopts a cylindrical magnet 6, and the magnet 6 is connected with the bottom end of the guide mechanism. Obviously, the lower iron column 4 and the magnet 6 may also have other cross-sectional shapes with a symmetrical center line structure, such as a polygonal prism shape.

Specifically, as shown in fig. 1 and fig. 2, the guiding mechanism includes a central sliding column 5, a central sliding column hole 304 is vertically formed in a central position of the mounting base 3, the central sliding column 5 is guided to slide in the central sliding column hole 304, and a bottom end of the central sliding column 5 penetrates through a central hole of the magnet 6 and axially locks the magnet 6 by using a first snap spring 7.

Specifically, as shown in fig. 1 and 2, the guide mechanism further includes a second snap spring 8 and a pressure spring 9, the mounting seat 3 is provided with a pressure spring mounting hole 303 at the top of the central slide column hole 304, the pressure spring 9 is sleeved outside the central slide column 5, one end of the pressure spring is abutted to a bottom step of the pressure spring mounting hole 303, and the other end of the pressure spring is abutted to the lower surface of the second snap spring 8.

By arranging the return pressure spring 9 on the central sliding column 5, the magnet 6 can be pulled back upwards after the magnet 6 is separated from the lower iron column 4 in an earthquake, the attraction is avoided again, and the floating plate 2 can slide in any horizontal direction relative to the bottom bedplate 1 to buffer the influence of earthquake waves. When the suction is needed again, the central sliding column 5 is manually pressed, and the suction can be reset again.

In an embodiment of the present invention, as shown in fig. 1 to 3, a lower attracting end surface of the magnet 6 is provided with a downwardly protruding lower protruding head 601, and a corresponding upper attracting end surface of the lower iron column 4 is provided with a downwardly recessed first concave curved surface 401; the bottom end of the central sliding column 5 is provided with a sliding column lower raised head 501, and the middle position of the corresponding first concave curved surface 401 is provided with a abdicating second concave curved surface 402. Specifically, the lower boss 601 and the first concave curved surface 401 are spherical surfaces, and the spool lower boss 501 and the second concave curved surface 402 are also spherical surfaces.

The curved surface matching structure with the embedded mortise is arranged between the magnet 6 and the suction end surface of the lower iron column 4, so that the locking force in the horizontal direction can be increased, and the false tripping action caused by impact is avoided; simultaneously, curved surface cooperation structure can increase the clearance between magnet 6 and the lower iron prop 4 along the curved surface direction under the effect of the vibrating force of earthquake to can drop off smoothly under the restoring force effect of pressure spring 9.

In an embodiment of the present invention, as shown in fig. 1, 2 and 4, the top of the mounting seat 3 is provided with a yielding hole 302, the yielding hole 302 is coaxially arranged with a central sliding column hole 304 and has a larger diameter than the central sliding column hole 304, and the upper portion of the central sliding column 5 is located in the yielding hole 302.

Through the setting of the hole of stepping down 302, be convenient for install the second jump ring 8 at pressure spring 9 top, simultaneously, be convenient for hide the upper portion of center traveller 5 when locking, do not influence the visual perception.

In an embodiment of the present invention, as shown in fig. 1, 2 and 4, screw holes 301 are vertically provided at four corners of the mount base 3, and the screw holes 301 are screwed with mounting screws 10 to fixedly attach the mount base 3 to the lower surface of the floating plate 2. Specifically, the threaded hole 301 is a loose-proof fine thread.

In another embodiment of the present invention, as shown in fig. 5 and 6, the present embodiment is formed by changing the structural form of the center strut 5 on the basis of the above-described embodiment. The bottom end of the central sliding column 5 locks the magnet 6 in a pin shaft mode, and the probing end of the central sliding column 5 is a smooth head and is abutted to a smooth groove on the top surface of the lower iron column 4. Further, a ring platform 502 is arranged in the middle of the central sliding column 5, and a pressure spring is arranged between the ring platform 502 and a pressure spring mounting hole bottom step of the mounting base 3 and used for lifting the central sliding column 5.

Further, as shown in fig. 5 and 6, the top end of the central sliding column 5 is provided with an external thread, and the external thread is in threaded connection with a pressing cap 503.

The magnet 6 is locked in a pin shaft mode, the connection mode is simpler and more convenient, the extending end of the central sliding column 5 is a round sliding head and is abutted in a round groove on the top surface of the lower iron column 4, the central sliding column 5 is jacked upwards after dislocation movement during earthquake, and the central sliding column 5 is lifted upwards; through the setting of pressing cap 503, increased the area of pressing on central traveller 5 top, the manual central traveller 5 that presses down of the operating personnel of being convenient for magnet 6 actuation is on iron prop 4 down.

A cultural relic earthquake-proof platform comprises a bottom bedplate 1 and a floating plate 2, wherein the bottom bedplate and the floating plate are used for unlocking an earthquake-proof lock of the earthquake-proof platform in any embodiment.

It is worth noting that the seismic isolation and reduction platform unlocking seismic isolation lock can be applied to cultural relic seismic isolation and reduction platforms, and can also be applied to a master control room and a precision instrument seismic isolation and reduction platform in an expanded mode.

According to the seismic isolation platform unlocking and isolating lock, the fixed absorbing body and the movable absorbing body which are magnetically absorbed are arranged between the bottom bedplate 1 and the floating plate 2, so that the bottom bedplate 1 and the floating plate 2 of the cultural relic seismic isolation platform can be locked at ordinary times, shaking caused by accidental collision is avoided, and when the seismic level is more than 3.5, the movable absorbing body can be separated from the fixed absorbing body under the action of seismic vibration force, so that the cultural relic carried by the floating plate 2 can slide in any horizontal direction, the seismic impact force is buffered, and the cultural relic is prevented from being damaged by an earthquake. The seismic isolation and reduction platform provided by the invention can flexibly lock the floating plate, reduce the influence of accidental collision, smoothly release during earthquake to resist shock, repeatedly lock for many times, and reduce the replacement and maintenance costs. In addition, the return pressure spring 9 is arranged on the central sliding column 5, so that the magnet 6 can be pulled back upwards after the magnet 6 is separated from the lower iron column 4 during earthquake, the attraction is avoided again, and the floating plate 2 can slide in any horizontal direction relative to the bottom bedplate 1 to buffer the influence of earthquake waves. When the suction is needed again, the central sliding column 5 is manually pressed, and the suction can be reset again. The curved surface matching structure with the embedded mortise is arranged between the magnet 6 and the suction end surface of the lower iron column 4, so that the locking force in the horizontal direction can be increased, and the false tripping action caused by impact is avoided; simultaneously, curved surface cooperation structure can increase the clearance between magnet 6 and the lower iron prop 4 along the curved surface direction under the effect of the vibrating force when the earthquake, and then the dropout smoothly. Through the setting of the hole of stepping down 302, be convenient for install the second jump ring 8 at pressure spring 9 top, simultaneously, be convenient for hide the upper portion of center traveller 5 when locking, do not influence the visual perception. The magnet 6 is locked in a pin shaft mode, the connection mode is simpler and more convenient, the extending end of the central sliding column 5 is a round sliding head and is abutted in a round groove on the top surface of the lower iron column 4, the central sliding column 5 is jacked upwards after dislocation movement during earthquake, and the central sliding column 5 is lifted upwards; through the setting of pressing cap 503, increased the area of pressing on central traveller 5 top, the manual central traveller 5 that presses down of the operating personnel of being convenient for magnet 6 actuation is on iron prop 4 down.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the scope of the present invention is defined by the claims.