CN106988211A - A kind of high-damping shock insulation seat for science of bridge building - Google Patents

A kind of high-damping shock insulation seat for science of bridge building Download PDF

Info

Publication number
CN106988211A
CN106988211A CN201710349356.XA CN201710349356A CN106988211A CN 106988211 A CN106988211 A CN 106988211A CN 201710349356 A CN201710349356 A CN 201710349356A CN 106988211 A CN106988211 A CN 106988211A
Authority
CN
China
Prior art keywords
supporting part
plate
outer wrapping
science
damping
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201710349356.XA
Other languages
Chinese (zh)
Other versions
CN106988211B (en
Inventor
张建华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
North China University of Water Resources and Electric Power
Original Assignee
North China University of Water Resources and Electric Power
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by North China University of Water Resources and Electric Power filed Critical North China University of Water Resources and Electric Power
Priority to CN201710349356.XA priority Critical patent/CN106988211B/en
Publication of CN106988211A publication Critical patent/CN106988211A/en
Application granted granted Critical
Publication of CN106988211B publication Critical patent/CN106988211B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00Structural or constructional details of bridges
    • E01D19/04Bearings; Hinges
    • E01D19/041Elastomeric bearings

Abstract

The present invention relates to bridge apparatus field, more particularly to a kind of high-damping shock insulation seat for science of bridge building, including three pedestals, three pedestals are angularly distributed around a vertical axis, it is fixedly connected between the two neighboring pedestal by connecting portion, each pedestal includes upper supporting part, lower supporting part, outer wrapping portion and bottom plate, the outer wrapping portion is fixedly mounted on the upper surface of bottom plate, lower supporting part is wrapped in interior by the outer wrapping portion, the upper supporting part button is set in outer wrapping portion, the present invention is fixedly connected by connecting portion between three pedestals first, the overall flexibility for increasing bridge is applied in combination in three pedestals, the lower supporting part of base interior and the cooperation in outer wrapping portion, along with the setting of damping spring, damping power consumption can be played a part of, the configuration shape of three pedestals is all identical, after the damage that pedestal is subjected to, can easily it change, increase interchangeability between each pedestal.

Description

A kind of high-damping shock insulation seat for science of bridge building
Technical field
The present invention relates to bridge apparatus field, more particularly to a kind of high-damping shock insulation seat for science of bridge building.
Background technology
With the fast development of national communication facility, the construction of road and bridge is also increasingly perfect, and China is vast in territory, a lot The geographical conditions in area are differed, it is necessary to which the requirement for the road and bridge built also is not quite similar, and building up for bridge will be carried on a shoulder pole The task of negative critically important communications and transportation, if once run into collapsing for strong natural calamity bridge, it will result in the disaster relief not Cause the injures and deaths of manpower and materials in time, increase the difficulty of the disaster relief, but during the construction for consolidating its pedestal of a bridge block is heavy Weight, but damping base in the prior art is all integrated presence, and not only structure is cumbersome but also later period maintenance after damaging Also it is fairly cumbersome, the manpower output that to add that it is enough unnecessary.
The content of the invention
In view of the above-mentioned deficiencies in the prior art, it is an object of the present invention to provide a kind of high-damping shock insulation for science of bridge building Seat.
To solve the above problems, the present invention provides following technical scheme:
A kind of high-damping shock insulation seat for science of bridge building, including three pedestals, three pedestals are around a vertical axis Angularly be distributed, be fixedly connected between the two neighboring pedestal by connecting portion, each pedestal include upper supporting part, Lower supporting part, outer wrapping portion and bottom plate, the outer wrapping portion are fixedly mounted on the upper surface of bottom plate, and the outer wrapping portion is by lower branch Left in being wrapped between the lateral surface of the lower supporting part and the medial surface in outer wrapping portion between gap, the gap support part Damping spring is installed, the upper surface of the lower supporting part is provided with arcuation buffer part, and the length direction of the arcuation buffer part is parallel Length direction in lower supporting part upper surface, the upper supporting part button is set in outer wrapping portion, the arcuation buffer locations Between upper supporting part and outer wrapping portion.
Further, the outer wrapping portion is the box body of upper end open-like shape, and the longitudinal cross-section in the outer wrapping portion is type Type, the outer wrapping portion includes bottom plate, the first side plate and the second side plate, and first side plate includes two inverted L shape plates, two Multiple first damping springs are equipped with the inner side of the inverted L shape plate, the axial direction of multiple first damping springs is parallel Length direction in bottom plate upper surface, the upper surface of the bottom plate also is provided with multiple second damping springs, multiple second resistances The axial direction of Buddhist nun's spring corresponds to the position of the first side plate on second side plate perpendicular to the length direction of bottom plate upper surface It also is provided with multiple first damping springs.
Further, the longitudinal cross-section of the lower supporting part also be convex, the lower support section be top half and The first limiting section, a left side for the latter half are equipped with the latter half, the middle part of the left and right side of the top half The second limiting section is equipped with the middle part of right flank, the lower surface of the latter half is provided with the 3rd limiting section, described The height of first limiting section, the second limiting section and the 3rd limiting section be damping spring length 13 times.
Further, the arcuation buffer part includes upper steel plate, cambered surface buffer stopper and lower steel plate, the lower end of the lower steel plate The upper surface of lower supporting part is close in face, and the upper surface of lower steel plate, the upper steel plate are close in the lower surface of the cambered surface buffer stopper On the upper surface for being fixedly mounted on cambered surface buffer stopper, the length of the upper steel plate, cambered surface buffer stopper and lower steel plate with lower support The length in portion is identical.
Further, the upper surface of first side plate and the second side plate is equipped with the engaging lug stretched out, it is described on The two ends of supporting part be located on the engaging lug of the first side plate engaging lug and the second side plate respectively.
Further, the first protective plate and the second protection are respectively equipped with the leading flank and trailing flank in the outer wrapping portion Plate, the first protective plate is fixedly mounted on leading flank by the first shearing bolt, and the second protective plate is solid by the second shearing bolt Dingan County is filled on the back side.
Further, the connecting portion includes the first junction button, dividing plate and the second junction button, and one end of the dividing plate passes through 3rd shearing bolt is fixedly mounted on the first junction button, and its other end is fixed on the second junction button by the 3rd shearing bolt On.
Further, the material of the cambered surface buffer stopper is quality of rubber materials.
Further, longitudinal cross-section phase of the outline of first protective plate and the second protective plate with outer wrapping portion Together.
Beneficial effect:A kind of high-damping shock insulation for science of bridge building of the present invention, is between three pedestals first It is fixedly connected by connecting portion, the pile that the settings of three pedestals expands bridge sets contact surface, increases the safety of whole bridge The overall flexibility for increasing bridge, the lower supporting part and outer wrapping of base interior is applied in combination in stability, three pedestals The cooperation in portion, along with the setting of damping spring, can play a part of damping power consumption, the configuration shape of three pedestals is all phase With, it after the damage that pedestal is subjected to, can easily change, increase interchangeability between each pedestal.
Brief description of the drawings
Fig. 1 is dimensional structure diagram of the invention;
Fig. 2 is the assembling structure schematic diagram of pedestal of the present invention;
Fig. 3 is the fractionation structural representation one of pedestal of the present invention;
Fig. 4 is the fractionation structural representation two of pedestal of the present invention;
Fig. 5 is the fractionation structural representation three of pedestal of the present invention;
Fig. 6 is the top view of pedestal of the present invention;
Fig. 7 is the sectional view of pedestal of the present invention;
Fig. 8 is the dimensional structure diagram of connecting portion of the present invention;
Fig. 9 is the assembling structure schematic diagram of connecting portion of the present invention;
Description of reference numerals:Pedestal 1, upper supporting part 1a, lower supporting part 1b, the first limiting section 1b1, the second limiting section 1b2, 3rd limiting section 1b3, outer wrapping portion 1c, bottom plate 1c1, the first side plate 1c2, the second side plate 1c3, inverted L shape plate 1c4, engaging lug 1c5, the first protective plate 1c6, the second protective plate 1c7, the first shearing bolt 1c8, the second shearing bolt 1c9, connecting plate 1d, connection Portion 2, the first junction button 2a, dividing plate 2b, the second junction button 2c, the 3rd shearing bolt 2d, damping spring 3, the first damping spring 3a, Second damping spring 3b, arcuation buffer part 4, upper steel plate 4a, cambered surface buffer stopper 4b, lower steel plate 4c.
Embodiment
With reference to Figure of description and embodiment, the specific embodiment of the present invention is described in further detail:
Referring to figs. 1 to a kind of high-damping shock insulation seat for science of bridge building shown in Fig. 9, including three pedestals 1, three Pedestal 1 is angularly distributed around a vertical axis, is fixedly connected between the two neighboring pedestal 1 by connecting portion 2, each The pedestal 1 includes upper supporting part 1a, lower supporting part 1b, outer wrapping portion 1c and connecting plate 1d, the outer wrapping portion 1c and fixes peace Mounted in connecting plate 1d upper surface, lower supporting part 1b is wrapped in interior, the outside of the lower supporting part 1b by the outer wrapping portion 1c Installation damping spring 3 between gap, the gap is left between face and outer wrapping portion 1c medial surface, the lower supporting part 1b's Upper surface is provided with arcuation buffer part 4, the length side of the length direction of the arcuation buffer part 4 parallel to lower supporting part 1b upper surfaces To the upper supporting part 1a buttons are set on outer wrapping portion 1c, and the arcuation buffer part 4 is located at upper supporting part 1a and outer wrapping Between portion 1c, the forced contact face for just increasing bridge erection on pedestal 1 is angularly set between three pedestals 1, increased The setting of arcuation buffer part 4 and damping spring 3 increases the performance of the antidetonation of pedestal 1 in the overall stability of bridge, pedestal 1, Good damping power consumption can be played a part of.
The outer wrapping portion 1c is the box body of upper end open-like shape, and the longitudinal cross-section of the outer wrapping portion 1c is convex, institute State outer wrapping portion 1c and include two inverted Ls including bottom plate 1c1, the first side plate 1c2 and the second side plate 1c3, the first side plate 1c2 Multiple first damping spring 3a, multiple first damping bullets are equipped with template 1c4, two inverted L shape plate 1c4 inner side Spring 3a axial direction is parallel to the length direction of bottom plate 1c1 upper surfaces, and the upper surface of the bottom plate 1c1 also is provided with multiple second Damping spring 3b, multiple second damping spring 3b axial direction perpendicular to bottom plate 1c1 upper surfaces length direction, it is described Position on second side plate 1c3 corresponding to the first side plate 1c2 also is provided with multiple first damping spring 3a.
Certainly when earthquake or big natural calamity occur, rock and produced with destabilizing factor certainly, in this feelings Supporting part 1b can produce up and down motion and horizontal movement under condition, when producing horizontal movement, the damping spring 3 in outer wrapping portion 1c It can be extruded with lower supporting part 1b motion, after this motion terminates, damping spring 3 can recover according to the deformation of itself To original state, so as to serve the effect of damping power consumption, when producing up and down motion, arcuation buffer part 4 can play damping consumption The effect of energy.
The longitudinal cross-section of the lower supporting part 1b is also convex, and the lower supporting part 1b points are top half and lower half Point, the first limiting section 1b1, the left and right sides of the latter half are equipped with the middle part of the left and right side of the top half The second limiting section 1b2 is equipped with the middle part in face, the lower surface of the latter half is provided with the 3rd limiting section 1b3, institute The height for stating the first limiting section 1b1, the second limiting section 1b2 and the 3rd limiting section 1b3 be the length of damping spring 313 times, Motion of one limiting section 1b1, the second limiting section 1b2 and the 3rd limiting section the 1b3 common setting to lower supporting part 1b serves limit Position effect, does not result in lower supporting part 1b and includes portion's direct collision outside, increase the stability of pedestal 1, such setting Avoid the stress in motion of damping spring 3 excessive so as to produce damage.
The arcuation buffer part 4 includes upper steel plate 4a, cambered surface buffer stopper 4b and lower steel plate 4c, the lower end of the lower steel plate 4c Lower supporting part 1b upper surface is close in face, and lower steel plate 4c upper surface is close in the lower surface of the cambered surface buffer stopper 4b, described Upper steel plate 4a is fixedly mounted on cambered surface buffer stopper 4b upper surface, the upper steel plate 4a, cambered surface buffer stopper 4b and lower steel plate 4c Length it is identical with lower supporting part 1b length, upper steel plate 4a and lower steel plate 4c setting increase the bearing capacity to bridge, The stability and bearing capacity of pedestal 1 are improved, cambered surface buffer stopper 4b can play the kinetic energy for neutralizing and being produced when moving up and down, and then Improve the stability of overall bridge.
The first side plate 1c2 and the second side plate 1c3 upper surface are equipped with the engaging lug 1c5 stretched out, it is described on Supporting part 1a two ends be located on the first side plate 1c2 engaging lugs 1c5 and the second side plate 1c3 engaging lug 1c5 respectively, upper support 1a such install in portion can increase whole outer wrapping portion 1c contact face, improve supporting part 1a overall stress.
The first protective plate 1c6 and the second protective plate 1c7 are respectively equipped with the leading flank and trailing flank of the outer wrapping portion 1c, First protective plate 1c6 is fixedly mounted on leading flank by the first shearing bolt 1c8, and the second protective plate 1c7 passes through the second shearing resistance Bolt 1c9 is fixedly mounted on the back side, and the first protective plate 1c6 and the second protective plate 1c7 use protect the inside of pedestal 1 Building block, reduces influence of the external factor to pedestal 1, adds the service life of whole pedestal 1.
The connecting portion 2 includes the first junction button 2a, dividing plate 2b and the second junction button 2c, and one end of the dividing plate 2b passes through 3rd shearing bolt 2d is fixedly mounted on the first junction button 2a, and its other end is fixed on the second company by the 3rd shearing bolt 2d Connect on button 2c, the 3rd shearing bolt 2d links together three, increases stability of the pedestal 1 between pedestal 1, large-scale When natural calamity or earthquake generation, shearing bolt can play a part of a certain degree of energy dissipation, and then protect entirety The platform of pedestal 1.
The material of the cambered surface buffer stopper 4b is quality of rubber materials, further increases pedestal 1 and improves moving up and down The effect of the energy dissipation of pedestal 1.
The first protective plate 1c6 and the second protective plate 1c7 outline are identical with outer wrapping portion 1c longitudinal cross-section, So that the inner space for being internally formed a relative closure of whole pedestal 1, increases whole service life.
The above described is only a preferred embodiment of the present invention, not making any limit to the technical scope of the present invention System, therefore any subtle modifications, equivalent variations and modifications that every technical spirit according to the present invention is made to above example, In the range of still falling within technical scheme.

Claims (9)

1. a kind of high-damping shock insulation seat for science of bridge building, it is characterised in that:Including three pedestals (1), three pedestals (1) Angularly it is distributed, is fixedly connected between the two neighboring pedestal (1) by connecting portion (2), each around a vertical axis The pedestal (1) includes upper supporting part (1a), lower supporting part (1b), outer wrapping portion (1c) and connecting plate (1d), the outer wrapping Portion (1c) is fixedly mounted on connecting plate (1d) upper surface, and lower supporting part (1b) is wrapped in interior, institute by the outer wrapping portion (1c) State to leave between the lateral surface of lower supporting part (1b) and the medial surface of outer wrapping portion (1c) and damping is installed between gap, the gap Spring (3), the upper surface of the lower supporting part (1b) is provided with arcuation buffer part (4), the length direction of the arcuation buffer part (4) Parallel to the length direction of lower supporting part (1b) upper surface, upper supporting part (1a) button is set on outer wrapping portion (1c), The arcuation buffer part (4) is located between upper supporting part (1a) and outer wrapping portion (1c).
2. a kind of high-damping shock insulation seat for science of bridge building according to claim 1, it is characterised in that:The outsourcing The box body that portion (1c) is upper end open-like shape is wrapped up in, the longitudinal cross-section of the outer wrapping portion (1c) is convex, the outer wrapping portion (1c) includes bottom plate (1c1), the first side plate (1c2) and the second side plate (1c3), and first side plate (1c2) includes two inverted Ls Multiple first damping springs (3a), multiple described first are equipped with template (1c4), the inner side of two inverted L shape plates (1c4) The axial direction of damping spring (3a) is parallel to the length direction of bottom plate (1c1) upper surface, the upper surface of the bottom plate (1c1) Provided with multiple second damping springs (3b), the axial direction of multiple second damping springs (3b) is on bottom plate (1c1) Position on the length direction of end face, second side plate (1c3) corresponding to the first side plate (1c2) also is provided with multiple first dampings Spring (3a).
3. a kind of high-damping shock insulation seat for science of bridge building according to claim 2, it is characterised in that:The lower branch The longitudinal cross-section of support part (1b) is also convex, and the lower supporting part (1b) is divided into top half and the latter half, the upper half The first limiting section (1b1), the centre of the left and right side of the latter half are equipped with the middle part of partial left and right side It is equipped with the second limiting section (1b2) on position, the lower surface of the latter half is provided with the 3rd limiting section (1b3), described the The height of one limiting section (1b1), the second limiting section (1b2) and the 3rd limiting section (1b3) be damping spring (3) length 13 Times.
4. a kind of high-damping shock insulation seat for science of bridge building according to claim 1, it is characterised in that:The arcuation Buffer part (4) includes upper steel plate (4a), cambered surface buffer stopper (4b) and lower steel plate (4c), and the lower surface of the lower steel plate (4c) is close to In lower supporting part (1b) upper surface, lower steel plate (4c) upper surface is close in the lower surface of the cambered surface buffer stopper (4b), described Upper steel plate (4a) is fixedly mounted on cambered surface buffer stopper (4b) upper surface, the upper steel plate (4a), cambered surface buffer stopper (4b) and The length of lower steel plate (4c) is identical with the length of lower supporting part (1b).
5. a kind of high-damping shock insulation seat for science of bridge building according to claim 2, it is characterised in that:Described first The upper surface of side plate (1c2) and the second side plate (1c3) is equipped with the engaging lug (1c5) stretched out, the upper supporting part (1a) Two ends be located in respectively on the engaging lug (1c5) of the first side plate (1c2) engaging lug (1c5) and the second side plate (1c3).
6. a kind of high-damping shock insulation seat for science of bridge building according to claim 2, it is characterised in that:The outsourcing Wrap up in and the first protective plate (1c6) and the second protective plate (1c7), the first protective plate are respectively equipped with the leading flank and trailing flank in portion (1c) (1c6) is fixedly mounted on leading flank by the first shearing bolt (1c8), and the second protective plate (1c7) passes through the second shearing bolt (1c9) is fixedly mounted on the back side.
7. a kind of high-damping shock insulation seat for science of bridge building according to claim 1, it is characterised in that:The connection Portion (2) includes the first junction button (2a), dividing plate (2b) and the second junction button (2c), and one end of the dividing plate (2b) is anti-by the 3rd Cut bolt (2d) to be fixedly mounted on the first junction button (2a), its other end is fixed on the second company by the 3rd shearing bolt (2d) Connect on button (2c).
8. a kind of high-damping shock insulation seat for science of bridge building according to claim 4, it is characterised in that:The cambered surface The material of buffer stopper (4b) is quality of rubber materials.
9. a kind of high-damping shock insulation seat for science of bridge building according to claim 6, it is characterised in that:Described first The outline of protective plate (1c6) and the second protective plate (1c7) is identical with the longitudinal cross-section of outer wrapping portion (1c).
CN201710349356.XA 2017-05-17 2017-05-17 A kind of high-damping shock insulation seat for science of bridge building Active CN106988211B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710349356.XA CN106988211B (en) 2017-05-17 2017-05-17 A kind of high-damping shock insulation seat for science of bridge building

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710349356.XA CN106988211B (en) 2017-05-17 2017-05-17 A kind of high-damping shock insulation seat for science of bridge building

Publications (2)

Publication Number Publication Date
CN106988211A true CN106988211A (en) 2017-07-28
CN106988211B CN106988211B (en) 2018-12-14

Family

ID=59419399

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710349356.XA Active CN106988211B (en) 2017-05-17 2017-05-17 A kind of high-damping shock insulation seat for science of bridge building

Country Status (1)

Country Link
CN (1) CN106988211B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113605220A (en) * 2021-08-17 2021-11-05 张瀚文 Assembled bridge beam supports

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100207172B1 (en) * 1997-01-21 1999-07-15 김기중 Antiseismic bearing shoe
CN2473228Y (en) * 2001-04-03 2002-01-23 河北省衡水黄河工程橡塑有限公司 Vibration reducing support base
JP2008095346A (en) * 2006-10-10 2008-04-24 Kawaguchi Metal Industries Co Ltd Steel bearing
CN202298452U (en) * 2011-10-31 2012-07-04 张力 Vibration reducing, noise reducing and earthquake resisting spherical steel support
CN204590297U (en) * 2015-04-10 2015-08-26 东南大学 A kind of multidimensional viscoplasticity seismic isolation device
CN204940107U (en) * 2015-09-09 2016-01-06 安徽鲁班建设投资集团有限公司 A kind of steel structure earthquake-resistant bearing

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100207172B1 (en) * 1997-01-21 1999-07-15 김기중 Antiseismic bearing shoe
CN2473228Y (en) * 2001-04-03 2002-01-23 河北省衡水黄河工程橡塑有限公司 Vibration reducing support base
JP2008095346A (en) * 2006-10-10 2008-04-24 Kawaguchi Metal Industries Co Ltd Steel bearing
CN202298452U (en) * 2011-10-31 2012-07-04 张力 Vibration reducing, noise reducing and earthquake resisting spherical steel support
CN204590297U (en) * 2015-04-10 2015-08-26 东南大学 A kind of multidimensional viscoplasticity seismic isolation device
CN204940107U (en) * 2015-09-09 2016-01-06 安徽鲁班建设投资集团有限公司 A kind of steel structure earthquake-resistant bearing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113605220A (en) * 2021-08-17 2021-11-05 张瀚文 Assembled bridge beam supports

Also Published As

Publication number Publication date
CN106988211B (en) 2018-12-14

Similar Documents

Publication Publication Date Title
CN106758791B (en) Bridge limits energy-dissipating type vibration absorption and isolation support and preparation method thereof
CN204919855U (en) Many damper's for building aseismatic bearing
CN206361264U (en) A kind of pump line support meanss
CN103603269A (en) Annular steel wire rope steel-ball composite damping support
CN106988211A (en) A kind of high-damping shock insulation seat for science of bridge building
CN202877117U (en) Support device and vibration screen
CN210288752U (en) Damping grounding type fabricated reinforced concrete tuned mass damping wall
CN108570923B (en) Reinforced concrete pier structure capable of being quickly repaired after earthquake
CN205116460U (en) Shock insulation slide support
CN205529861U (en) High damping rubber draws and presses power consumption type easily to restore to subtract isolation bearing
CN203821236U (en) Bridge side safe handrail for construction
CN206319244U (en) A kind of annular steel wire rope steel-ball composite damping support
CN205276921U (en) Building site is with climbing device
CN202626821U (en) Shock-resistance reinforcing bar structure of pier column
CN203320402U (en) Inhaul cable type friction pendulum shock reduction and insulation support
CN204152527U (en) The combined type preliminary bracing system of wall multiple-arch tunnel in implicit expression
CN206428579U (en) The spacing energy-dissipating type vibration absorption and isolation support of bridge
CN203668819U (en) Annular steel wire rope steel spherical composite damping support
CN204087984U (en) Mining transformer
CN204000581U (en) There is the large span composite bridge steel bridge pier structure of anti-seismic performance
CN107514178A (en) Counterweight automatic lifting tower
CN102619164A (en) Quake-proof reinforcing bar structure of pier column
CN107386766A (en) A kind of multi-functional electric pole
CN105484153A (en) Seismic mitigation and isolation bearing adopting tension-compression energy dissipation characteristic of high-damping rubber and easy to repair and preparation method of seismic mitigation and isolation bearing
CN108396786B (en) Vibration isolation device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant