CN212775295U

CN212775295U - Damping device for well-shaped building

Info

Publication number: CN212775295U
Application number: CN202021215774.3U
Authority: CN
Inventors: 覃安松; 陈甘霖; 袁梦; 张何宇; 张开林
Original assignee: China Construction Fifth Bureau Third Construction Co Ltd
Current assignee: China Construction Fifth Bureau Third Construction Co Ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-03-23
Anticipated expiration: 2030-06-28

Abstract

The utility model discloses a damping device for a well-shaped building, which comprises a bottom plate, wherein the top of the bottom plate is provided with a groove, and the top of the bottom plate is provided with a cylinder; the utility model provides a current its energy-absorbing energy dissipation effect of damping device unsatisfactory and inconvenient problem of changing, the device is when using, the structure because of its energy-absorbing energy dissipation is through bolt and screw rod threaded connection together, articulated seat is again with bottom plate and connecting block threaded connection, only need twist out bolt and screw rod, perhaps twist off articulated seat and bottom plate and connecting block, alright reach the effect of conveniently changing energy-absorbing energy dissipation device, moreover, the steam generator is simple in structure, high durability and convenient operation, can reach the effect of secondary energy-absorbing energy dissipation simultaneously, the absorbing effect of energy-absorbing shock attenuation is strengthened, make its decline trend energy absorption that produces the elevator more thorough, more steady when letting the elevator stop, guarantee the security of elevator operation.

Description

Damping device for well-shaped building

Technical Field

The utility model relates to a construction equipment technical field specifically is a damping device for well-shaped building.

Background

The damping device is a device for providing motion resistance and reducing motion energy, is not a new technology for absorbing energy and damping by damping, and is applied to various dampers (or shock absorbers) for damping and dissipating energy in the industries of aerospace, aviation, war industry, firearms, automobiles and the like. From the seventies of the twentieth century, people began to gradually transfer the technologies to the structural engineering of buildings, bridges, railways and the like, well-shaped buildings generally refer to elevator shafts, sewers, access ways and the like, when elevators in the elevator shafts work, damping devices are needed to absorb shock and descending potential energy so as to achieve the effect of stably stopping the elevators, but the existing damping devices are simple in structure and generally only have a structure capable of absorbing energy again, the energy can be dissipated by utilizing sliding friction to do work, although the energy absorption and energy dissipation can be realized to a certain extent, the energy absorption and shock absorption effects are poor, certain shaking can occur when the elevators stop, the elevator and elevator rails can be greatly abraded for a long time, the safety of the elevator is reduced, the service life of the elevator is prolonged, and meanwhile, the existing damping devices are generally integrated with external joints and energy absorption parts, if the energy absorption part is damaged, the energy absorption part is difficult to replace because the connection part and the energy-absorbed shock absorber are connected together, the whole energy-absorbed shock absorber needs to be fixed firstly, and the damping device can be taken down and replaced, so that inconvenience is caused for maintenance personnel to maintain.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a damping device for well form building possesses the advantage of secondary energy-absorbing energy dissipation and convenient change, has solved the unsatisfactory and inconvenient problem of changing of its energy-absorbing energy dissipation effect of current damping device.

In order to achieve the above object, the utility model provides a following technical scheme: a damping device for a well-shaped building comprises a bottom plate 1, a barrel 3 and a supporting rod 6, wherein a groove 2 matched with the size of the barrel is formed in the top of the bottom plate 1, the bottom of the barrel is placed in the groove in the bottom plate and is connected with the bottom plate through a bolt, a first spring damper 5 is coaxially fixed at the bottom of an inner cavity of the barrel 3, the supporting rod 6 is coaxially fixed at the top of the first spring damper 5, the top end of the supporting rod 6 extends out of the top of the barrel 3 and is provided with a connecting block 7, the top of the connecting block 7 and the bottom of the bottom plate 1 are both in threaded connection with a hinge base 8, piston holes distributed along the axial direction are symmetrically formed in the inner center of the side wall of the barrel 3, an upper piston hole opening and a lower piston hole opening are formed in the top and the lower side wall of the barrel 3 and are respectively communicated with the piston holes, a pressure cylinder, one end of the pressure cylinder 9 is communicated with the piston hole, the other end is connected with a first piston 10 in a sliding and sealing way, the first piston 10 is hinged with the middle part of a connecting rod 11 arranged outside the cylinder 3 through a piston rod, the cylinder 3 is inserted with a second piston 17 from the upper opening of the piston hole, the second piston 17 is connected in the piston hole in a sliding and sealing way, the second piston 17 is connected with a connecting block 17 through a piston rod, the top of the bottom plate 1 is provided with a device groove 12 at a position corresponding to the connecting rod 11, a third spring damper 13 is arranged in the device groove 12, the lower end of the connecting rod 11 is hinged with one end of the third spring damper 13, the upper end of the connecting rod is hinged with a connecting seat 25, the connecting seat 25 is fixed at the outer side of the cylinder 3, the other end of the third spring damper 13 is hinged with a rotating seat 14, and the rotating seat 14 is installed in the device groove 12 through a screw 15.

In the embodiment, a gap between the cylinder 3 and the support rod 6 is provided with upper and lower paired annular fixed blocks 18, a gap is arranged between the upper and lower annular fixed blocks 18 to form a buffer zone, the outer ring of the annular fixed block 18 is connected with the inner cavity of the barrel 3 in a sliding way, the inner ring of the annular fixed block 18 is embedded with a sealing ring 19, the annular fixed block 18 is connected with the support rod 6 in a sealing and sliding way through a sealing ring 19, the buffer area is filled with viscous fluid 21, a flow guide block 20 which divides the buffer area into an upper part and a lower part is arranged on the outer side surface of the support rod 6 in the buffer area, a plurality of through holes 24 are arranged in the flow guide block 20 to communicate the upper part and the lower part of the buffer area, a circular supporting block 22 is fixed on the outer side of the supporting rod 6 and above the circular supporting block 22 in the cylinder 3, and a second spring damper 23 is arranged between the circular supporting block 22 and the annular fixed block 18. Through the setting of annular fixed block 18 and sealing washer 19, make viscous fluid 21 fix and prevent its cluster outside in the space that two annular fixed blocks 18 and bracing piece 6 formed, through the setting of through-hole 24, can make bracing piece 6 drive water conservancy diversion piece 20 remove in viscous fluid 21, viscous fluid 21 can increase the resistance when water conservancy diversion piece 20 removes to play a cushioning effect, in addition through the setting of circular supporting shoe 22 and second spring damping 23, further carry out the energy dissipation energy-absorbing to bracing piece 6.

In this embodiment, the outer side surface of the circular supporting block 22 is provided with a guide block 27, the inner wall of the barrel 3 is provided with a guide groove 28 at a position matched with the guide block 27, the guide block 27 of the circular supporting block 22 is installed in the guide groove 28, and the arrangement of the guide block 27 and the guide groove 28 facilitates the limiting and the reduction of the friction force when the circular supporting block 22 moves in the barrel 3.

In this embodiment, the sealing ring 19 is made of VITON fluororubber, which has strong ozone resistance, chemical resistance and compression deformation resistance.

In the present embodiment, the piston bore 16 is filled with hydraulic oil 26 between the first piston 10 and the second piston 17.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model solves the problem that the existing damping device is inconvenient to replace, when the device is used, the energy-absorbing and energy-dissipating structure is connected together through the bolt and the screw thread, the hinged seat is connected with the bottom plate and the connecting block through the screw thread, and the effect of replacing the energy-absorbing and energy-dissipating device conveniently can be achieved only by screwing the bolt and the screw out or unscrewing the hinged seat, the bottom plate and the connecting block; the utility model provides an unsatisfactory problem of its energy-absorbing energy dissipation effect of current damping device, the device can reach the effect of secondary energy-absorbing energy dissipation when using, and it is absorbent more thorough to the decline potential energy that the elevator produced, and more steady when making the elevator stop guarantees the security of elevator operation.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is a perspective view of the present invention;

FIG. 3 is an enlarged view of the point A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the point B in FIG. 1 according to the present invention;

fig. 5 is an enlarged view of the point C in fig. 1 according to the present invention.

In the figure: 1. a base plate; 2. a groove; 3. a barrel; 4. a bolt; 5. a first spring damper; 6. a support bar; 7. connecting blocks; 8. a hinged seat; 9. a pressure cylinder; 10. a first piston; 11. a connecting rod; 12. a device slot; 13. a third spring damping; 14. a rotating seat; 15. a screw; 16. a piston bore; 17. a second piston; 18. an annular fixed block; 19. a seal ring; 20. a piston; 21. a viscous fluid; 22. a circular support block; 23. a second spring damper; 24. a through hole; 25. a connecting seat; 26. hydraulic oil; 27. a guide block; 28. and a guide groove.

Detailed Description

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 some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a well-shaped damping device for buildings comprises a bottom plate 1, a cylinder 3 and a support rod 6, wherein the top of the bottom plate 1 is provided with a groove 2 matched with the size of the cylinder, the bottom of the cylinder is placed in the groove on the bottom plate and is connected with the bottom plate through a bolt, the bottom of the inner cavity of the cylinder 3 is coaxially fixed with a first spring damper 5, the top of the first spring damper 5 is coaxially fixed with the support rod 6, the top end of the support rod 6 extends out of the top of the cylinder 3 and is provided with a connecting block 7, the top of the connecting block 7 and the bottom of the bottom plate 1 are both in threaded connection with a hinge base 8, piston holes distributed along the axial direction are symmetrically arranged in the inner center of the side wall of the cylinder 3, the top and the lower side wall of the cylinder 3 are provided with an upper opening of the piston hole and a lower opening, the cylinder body 3 is embedded with a pressure cylinder 9 in a lower opening of a piston hole, one end of the pressure cylinder 9 is communicated with the piston hole, the other end of the pressure cylinder is connected with a first piston 10 in a sliding and sealing manner, the first piston 10 is hinged with the middle part of a connecting rod 11 arranged on the outer side of the cylinder body 3 through a piston rod, a second piston 17 is inserted into the cylinder body 3 from an upper opening of the piston hole, the second piston 17 is connected in the piston hole in a sliding and sealing manner, the second piston 17 is connected with a connecting block 17 through a piston rod, hydraulic oil 26 is filled between the first piston 10 and the second piston 17 in the piston hole 16, a device groove 12 is arranged at the top of the bottom plate 1 at a position corresponding to the connecting rod 11, a third spring damper 13 is arranged in the device groove 12, the lower end of the connecting rod 11 is hinged with one end of the third spring damper 13, the upper end of the connecting rod is hinged, the other end of the third spring damper 13 is hinged with a rotating seat 14, and the rotating seat 14 is installed in the device groove 12 through a screw 15.

An upper annular fixing block 18 and a lower annular fixing block 18 which are paired are arranged in a gap between the cylinder 3 and the support rod 6, a buffer area is formed by a gap between the upper annular fixing block 18 and the lower annular fixing block 18, the outer ring of the annular fixed block 18 is connected with the inner cavity of the barrel 3 in a sliding way, the inner ring of the annular fixed block 18 is embedded with a sealing ring 19, the annular fixed block 18 is connected with the support rod 6 in a sealing and sliding way through a sealing ring 19, the buffer area is filled with viscous fluid 21, a flow guide block 20 which divides the buffer area into an upper part and a lower part is arranged on the outer side surface of the support rod 6 in the buffer area, a plurality of through holes 24 are arranged in the flow guide block 20 to communicate the upper part and the lower part of the buffer area, a circular supporting block 22 is fixed on the outer side of the supporting rod 6 and above the circular supporting block 22 in the cylinder 3, and a second spring damper 23 is arranged between the circular supporting block 22 and the annular fixed block 18. Through the setting of annular fixed block 18 and sealing washer 19, make viscous fluid 21 fix and prevent its cluster outside in the space that two annular fixed blocks 18 and bracing piece 6 formed, through the setting of through-hole 24, can make bracing piece 6 drive water conservancy diversion piece 20 remove in viscous fluid 21, viscous fluid 21 can increase the resistance when water conservancy diversion piece 20 removes to play a cushioning effect, in addition through the setting of circular supporting shoe 22 and second spring damping 23, further carry out the energy dissipation energy-absorbing to bracing piece 6.

In this embodiment, the outer side surface of the circular supporting block 22 is provided with a guide block 27, the inner wall of the barrel 3 is provided with a guide groove 28 at a position matched with the guide block 27, the guide block 27 of the circular supporting block 22 is installed in the guide groove 28, the circular supporting block 22 is convenient to limit and reduce friction force when moving in the barrel 3 through the arrangement of the guide block 27 and the guide groove 28, the sealing ring 19 is made of VITON fluorine rubber, and the VITON fluorine rubber has strong ozone resistance, chemical resistance and compression deformation resistance.

The working principle is as follows: when the device works, the energy dissipation and absorption part of the device is damaged, when the device needs to be replaced, the bottom plate 1 and the cylinder 3 can be separated by unscrewing the bolt 4 and the screw rod 15, in addition, the hinged seat 8 and the connecting block 7 are unscrewed, the whole energy absorption and energy dissipation device can be taken down for replacement, and thus, the effect of convenient replacement can be achieved, meanwhile, when the supporting rod 6 is pressed down, the circular supporting block 22 drives the second spring damper 23 to press down, meanwhile, the supporting rod 6 drives the flow guide block 20 to move downwards, the viscous fluid 21 flows in the through hole 24 of the flow guide block 20 to play a role of absorbing the pressing potential energy, meanwhile, when the supporting rod 6 is pressed down, the first spring damper 5 drives the first spring damper 5 to move downwards, the first spring damper 5 absorbs energy and dissipates energy, secondly, the connecting block 7 drives the second piston 17 to move downwards, when the second piston 17 moves downwards in the piston hole 16, the hydraulic oil 26 moves in the pressure cylinder 9, the hydraulic oil 26 pushes the first piston 10 to move outwards from the pressure cylinder 9, the first piston 10 can drive the connecting rod 11 to move, one end of the connecting rod 11 is hinged to the connecting seat 25, the other end of the connecting rod 11 can turn outwards, the other end of the connecting rod 11 is hinged to the third spring damper 13, the connecting rod 11 enables the third spring damper 13 to compress, under the elastic acting force of the third spring damper 13, the connecting rod 11 rebounds, the first piston 10 moves towards the pressure cylinder 9, the second piston 17 is jacked upwards under the action of the hydraulic oil 26, the second piston 17 jacks upwards the connecting block 7, the effect of energy dissipation and absorption for the second time is achieved, and the energy dissipation performance of the whole damping device is enhanced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A damping device for a well-shaped building is characterized in that: the novel piston cylinder comprises a bottom plate (1), a cylinder body (3) and a supporting rod (6), wherein the top of the bottom plate (1) is provided with a groove (2) matched with the size of the cylinder body, the bottom of the cylinder body is placed in the groove on the bottom plate and is connected with the bottom plate through a bolt, the bottom of an inner cavity of the cylinder body (3) is coaxially fixed with a first spring damper (5), the top of the first spring damper (5) is coaxially fixed with the supporting rod (6), the top end of the supporting rod (6) extends out of the top of the cylinder body (3) and is provided with a connecting block (7), the top of the connecting block (7) and the bottom of the bottom plate (1) are both in threaded connection with a hinge seat (8), piston holes distributed along the axial direction are symmetrically arranged in the inner center of the side wall of the cylinder body (3), the top and the lower side wall of the cylinder body (3) are provided, the utility model discloses a piston hole of a water heater, including barrel (3), cylinder (3) have embedded pressure cylinder (9) in the piston hole under shed, the one end and the piston hole intercommunication of pressure cylinder (9), sliding seal connect has first piston (10) in the other end, first piston (10) are articulated through piston rod and connecting rod (11) middle part that sets up in the barrel (3) outside, barrel (3) have inserted second piston (17) from the piston hole upper shed, second piston (17) sliding seal connects in the piston hole, second piston (17) are connected with connecting block (7) through the piston rod, the top of bottom plate (1) is provided with device groove (12) in the position that corresponds with connecting rod (11), third spring damping (13) have been laid in device groove (12), the lower extreme of connecting rod (11) is articulated with the one end of third spring damping (13), the upper end and the connecting seat (25) of connecting rod are articulated, the connecting seat (25) is fixed on the outer side of the cylinder body (3), the other end of the third spring damper (13) is hinged with the rotating seat (14), and the rotating seat (14) is installed in the device groove (12) through a screw rod (15).

2. A shaft-like construction damping device according to claim 1, characterised in that: an upper annular fixing block (18) and a lower annular fixing block (18) which are paired are arranged in a gap between the barrel (3) and the supporting rod (6), a buffer area is formed by the gap between the upper annular fixing block and the lower annular fixing block (18), the outer ring of the annular fixing block (18) is in sliding connection with the inner cavity of the barrel (3), a sealing ring (19) is embedded in the inner ring of the annular fixing block (18), the annular fixing block (18) is in sealing sliding connection with the supporting rod (6) through the sealing ring (19), viscous fluid (21) is filled in the buffer area, a flow guide block (20) which divides the buffer area into an upper part and a lower part is arranged on the outer side surface of the supporting rod (6) in the barrel (3), a circular supporting block (22) is fixed above the circular supporting block (22), and a second spring damper (23) is arranged between the circular supporting block (22) and the annular fixed block (18).

3. A shaft-like construction damping device according to claim 2, characterised in that: the outer side face of the circular supporting block (22) is provided with a guide block (27), the inner wall of the barrel body (3) is provided with a guide groove (28) at a position matched with the guide block (27), and the guide block (27) of the circular supporting block (22) is arranged in the guide groove (28).

4. A shaft-like construction damping device according to claim 2, characterised in that: the sealing ring (19) is made of VITON fluorine rubber.

5. A shaft-like construction damping device according to claim 1, characterised in that: the piston bore (16) is filled with hydraulic oil (26) between the first piston (10) and the second piston (17).