CN205077392U - Improvement type power consumption subtracting isolation bearing - Google Patents
Improvement type power consumption subtracting isolation bearing Download PDFInfo
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- CN205077392U CN205077392U CN201520812408.9U CN201520812408U CN205077392U CN 205077392 U CN205077392 U CN 205077392U CN 201520812408 U CN201520812408 U CN 201520812408U CN 205077392 U CN205077392 U CN 205077392U
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Abstract
The utility model provides an improvement type power consumption subtracting isolation bearing, belongs to bridge engineering antidetonation technical field. The utility model discloses an upper cover plate is fixed with the upper junction plate in upper cover plate below, is fixed with the lead core in upper junction plate below center department, is fixed with connecting plate down in the lead core below, laps under being fixed with in connecting plate below down, set up the mixed bed course of rubber high strength metal sheet between upper and lower connecting plate, the mixed bed course suit of rubber high strength metal sheet sets up the antiseptic rubber protective layer on the mixed bed course lateral wall of rubber high strength metal sheet on the lead core, set up U type attenuator between the upper and lower apron in the antiseptic rubber protective layer outside, U type attenuator passes through high strength bolt to be fixed on upper and lower apron, sets up the rubber bed course between upper portion high strength bolt and U type attenuator. The utility model has the characteristics of the damping is big, the power consumption is stable, can resist great seismic action etc. In addition, because U type attenuator passes through high strength bolt with the support main part and is connected, it is convenient to change.
Description
Technical field
The utility model belongs to bridge engineering anti-seismic technology field, particularly relates to a kind of modified form power consumption vibration absorption and isolation support, is applicable to the pedestal configurations form of multi-level heating net standard.
Background technology
Existing bridge pad is one of key technology of bridge earthquake resistance aspect, receives great attention and the concern of domestic and international academia and engineering circles always.At present, along with taking place frequently of earthquake, bridge pad antidetonation aspect also exposes a lot of problems, and as pedestal configurations aspect exists vertical bearing capacity deficiency, seismic energy effectively can not be consumed and cause bridge collapse serious, horizontal seismic isolation scarce capacity etc.And when meeting with larger earthquake effect, bridge collapse, causes very large injury can to people's property and safety.The interruption of communication that China's Wenchuan earthquake in 2008 causes, this makes China earthquake resistant engineering personnel start introspect existing earthquake resistant design code and conventional seismic measures and improve.Subtract seismic isolation technology also therefore one of study hotspot becoming earthquake resistant engineering.Subtract seismic isolation technology and comprise shock insulation and damping two kinds of technology, wherein shock insulation utilizes vibration-isolating system, manages to stop seismic energy to enter the agent structure of having installed earthquake isolating equipment; Damping is then utilize special cushioning members or device, and the rate when macroseism that makes it is introduced into plastic zone, produces large damping, and a large amount of consumption enter the energy of agent structure.By selecting suitable seismic isolation device and installation site, can the distribution of control structure internal force and size thereof.
Utility model content
For prior art Problems existing, the utility model is on the basis taking into full account performance-based anti-seismic design theory, and not only damping is large, power consumption is stable to provide one, and can resist the modified form power consumption vibration absorption and isolation support of larger earthquake effect.U-shaped damper of the present utility model and support body part relative separation, when meeting medium and small level earthquake, only lead for retractable pencil and rubber high-strength degree metal sheet mixed mat layer segment play a role; When meeting violent earthquake, when rubber spacer between upper cover plate high-strength bolt and U-shaped damper is compressed to a certain degree, U-shaped damper is then driven to play the effect of seismic energy dissipation, now U-shaped damper resists geological process jointly with lead for retractable pencil, rubber high-strength degree metal sheet mixing bed course, reaches the object of dissipation seismic energy.Such coordinative role, can resist larger earthquake by lead core rubber support more in the past.
To achieve these goals, the utility model adopts following technical scheme, a kind of modified form power consumption vibration absorption and isolation support, comprise upper cover plate, upper junction plate is fixed with in the below of upper cover plate, be fixed with lead for retractable pencil at the lower central place of upper junction plate, be fixed with lower connecting plate in the below of lead for retractable pencil, be fixed with lower cover in the below of lower connecting plate; Between upper and lower junction plate, be provided with rubber high-strength degree metal sheet mixing bed course, described rubber high-strength degree metal sheet mixing bed course is sleeved on lead for retractable pencil, and the lateral wall of rubber high-strength degree metal sheet mixing bed course is provided with antiseptic rubber topping; Be provided with several U-shaped dampers between upper and lower cover plate outside described antiseptic rubber topping, described U-shaped damper is fixed on upper and lower cover plate by high-strength bolt, is provided with rubber spacer between the high-strength bolt on top and U-shaped damper.
Described rubber high-strength degree metal sheet mixing bed course is made up of rubber layer and high duty metal flaggy, and described rubber layer and high duty metal flaggy are arranged alternately.
Described rubber layer and high duty metal flaggy bond together.
Described lead for retractable pencil is cylinder lead for retractable pencil, and rubber layer and high duty metal flaggy are cirque structure.
Described upper cover plate is all fixedly connected with by set bolt with lower connecting plate with upper junction plate, lower cover.
Described lead for retractable pencil is connected by the mode of welding with upper and lower junction plate.
Described rubber spacer is bonded in the high-strength bolt bottom on top.
Described antiseptic rubber topping bonds together with rubber high-strength degree metal sheet mixing bed course.
Described U-shaped damper is set to four.
The beneficial effects of the utility model:
Modified form of the present utility model power consumption vibration absorption and isolation support has that damping is large, power consumption is stable, can resist the features such as larger earthquake effect.U-shaped damper of the present utility model and support body part relative separation, when meeting medium and small level earthquake, only lead for retractable pencil and rubber high-strength degree metal sheet mixed mat layer segment play a role; When meeting violent earthquake, when rubber spacer between upper cover plate high-strength bolt and U-shaped damper is compressed to a certain degree, U-shaped damper is then driven to play the effect of seismic energy dissipation, now U-shaped damper resists geological process jointly with lead for retractable pencil, rubber high-strength degree metal sheet mixing bed course, reaches the object of dissipation seismic energy.Such coordinative role, can resist larger earthquake by lead core rubber support more in the past.In addition, because U-shaped damper of the present utility model is connected by high-strength bolt with support body part, change more for convenience.
Accompanying drawing explanation
Fig. 1 is the structural representation of modified form of the present utility model power consumption vibration absorption and isolation support;
Fig. 2 is the structural representation after U-shaped damper of the present utility model is connected with high-strength bolt;
Fig. 3 is the structural representation after upper cover plate high-strength bolt of the present utility model is connected with rubber spacer;
Fig. 4 is the structural representation of lower cover high-strength bolt of the present utility model;
Fig. 5 is the top view of Fig. 1;
In figure: 1-upper cover plate high-strength bolt, 2-rubber spacer, 3-upper junction plate; 4-lead for retractable pencil, 5-set bolt, 6-antiseptic rubber topping; 7-stone bolt, 8-upper cover plate, 9-U type damper; 10-lower cover; 11-rubber layer, 12-high duty metal flaggy, 13-lower connecting plate; 14-lower cover high-strength bolt, 15-high strength screw thread.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Fig. 1 ~ Fig. 5, a kind of modified form power consumption vibration absorption and isolation support, comprise upper cover plate 8, upper junction plate 3 is fixed with in the below of upper cover plate 8, lead for retractable pencil 4 is fixed with at the lower central place of upper junction plate 3, be fixed with lower connecting plate 13 in the below of lead for retractable pencil 4, be fixed with lower cover 10 in the below of lower connecting plate 13; Described upper cover plate 8 is all fixedly connected with by set bolt 5 with lower connecting plate 13 with upper junction plate 3, lower cover 10, and described lead for retractable pencil 4 is connected by the mode of welding with upper junction plate 3, lower connecting plate 13, more firm like this.Between upper junction plate 3 with lower connecting plate 13, be provided with rubber high-strength degree metal sheet mixing bed course, described rubber high-strength degree metal sheet mixing bed course is sleeved on lead for retractable pencil 4, for resisting top vertical load; Rubber high-strength degree metal sheet mixing bed course is made up of rubber layer 11 and high duty metal flaggy 12, and rubber layer 11 and high duty metal flaggy 12 are arranged alternately, and bond together; In the present embodiment, described high duty metal flaggy 12 adopts steel or alloy steel, and the thickness of rubber layer 11 is 10mm, and the thickness of high duty metal flaggy 12 is 5mm; Described lead for retractable pencil 4 is cylinder lead for retractable pencil, and rubber layer 11 and high duty metal flaggy 12 are cirque structure.The lateral wall of rubber high-strength degree metal sheet mixing bed course is provided with antiseptic rubber topping 6; described antiseptic rubber topping 6 is connected together by high strength is gluing with rubber high-strength degree metal sheet mixing bed course; the utility model is sealed support body part by antiseptic rubber topping 6, protects support body part with this.Upper cover plate 8 outside described antiseptic rubber topping 6 and be provided with several U-shaped dampers 9 between lower cover 10, is provided with four U-shaped dampers 9 in the present embodiment.The top of described U-shaped damper 9 is fixed on upper cover plate 8 by upper cover plate high-strength bolt 1, its underpart is fixed on lower cover 10 by lower cover high-strength bolt 14, is provided with the rubber spacer 2 be relatively easily out of shape between upper cover plate high-strength bolt 1 and U-shaped damper 9.This is done to make U-shaped damper 9 and support body part relative separation, when meeting medium and small level earthquake, only lead for retractable pencil 4 and rubber high-strength degree metal sheet mixed mat layer segment play a role, take full advantage of the uneven resilient compressibility of the good mechanical characteristic of lead for retractable pencil and rubber high-strength degree metal sheet mixing bed course, additional damping ratio is provided, reduces earthquake response; When meeting violent earthquake, due to middle lead for retractable pencil 4 and rubber high-strength degree metal sheet mixing bed course larger at geological process bottom offset, when rubber spacer 2 between upper cover plate high-strength bolt 1 and U-shaped damper 9 is compressed to a certain degree, U-shaped damper 9 is then driven to play the effect of seismic energy dissipation, now U-shaped damper 9 resists geological process jointly with lead for retractable pencil 4, rubber high-strength degree metal sheet mixing bed course, reaches the object of dissipation seismic energy.Described rubber spacer 2 is bonded in the bottom of upper cover plate high-strength bolt 1, and described upper cover plate high-strength bolt 1 and lower cover high-strength bolt 14 all have high strength screw thread 15, and in the present embodiment, upper cover plate high-strength bolt 1 and lower cover high-strength bolt 14 all adopt the bolt of 9.8 grades.
When making power consumption vibration absorption and isolation support of the present utility model, first place high duty metal flaggy 12 and rubber layer 11, then insert lead for retractable pencil 4.When U-shaped damper 9 is installed, first with lower cover high-strength bolt 14, U-shaped damper 9 to be fixed on lower cover 10, and then install cover plate high-strength bolt 1, ensure that rubber spacer 2 is well bonded on upper cover plate high-strength bolt 1, be just in time inserted in the bolt hole on U-shaped damper 9 top simultaneously.After bearing installation of the present utility model, should to properly protect measure in bearing surrounding, and be coated with in the place needed and brush corrosion resistant coating, carry out anticorrosion and dust-proof working.Described upper cover plate 8 and lower cover 10 are respectively arranged with some stone bolt 7, for connecting concrete.
Claims (9)
1. a modified form power consumption vibration absorption and isolation support, it is characterized in that comprising upper cover plate, be fixed with upper junction plate in the below of upper cover plate, be fixed with lead for retractable pencil at the lower central place of upper junction plate, be fixed with lower connecting plate in the below of lead for retractable pencil, be fixed with lower cover in the below of lower connecting plate; Between upper and lower junction plate, be provided with rubber high-strength degree metal sheet mixing bed course, described rubber high-strength degree metal sheet mixing bed course is sleeved on lead for retractable pencil, and the lateral wall of rubber high-strength degree metal sheet mixing bed course is provided with antiseptic rubber topping; Be provided with several U-shaped dampers between upper and lower cover plate outside described antiseptic rubber topping, described U-shaped damper is fixed on upper and lower cover plate by high-strength bolt, is provided with rubber spacer between the high-strength bolt on top and U-shaped damper.
2. modified form power consumption vibration absorption and isolation support according to claim 1, it is characterized in that described rubber high-strength degree metal sheet mixing bed course is made up of rubber layer and high duty metal flaggy, described rubber layer and high duty metal flaggy are arranged alternately.
3. modified form power consumption vibration absorption and isolation support according to claim 2, is characterized in that described rubber layer and high duty metal flaggy bond together.
4. the modified form power consumption vibration absorption and isolation support according to Claims 2 or 3, it is characterized in that described lead for retractable pencil is cylinder lead for retractable pencil, rubber layer and high duty metal flaggy are cirque structure.
5. modified form power consumption vibration absorption and isolation support according to claim 1, is characterized in that described upper cover plate is all fixedly connected with by set bolt with lower connecting plate with upper junction plate, lower cover.
6. modified form power consumption vibration absorption and isolation support according to claim 1, is characterized in that described lead for retractable pencil is connected by the mode of welding with upper and lower junction plate.
7. modified form power consumption vibration absorption and isolation support according to claim 1, is characterized in that described rubber spacer is bonded in the high-strength bolt bottom on top.
8. modified form power consumption vibration absorption and isolation support according to claim 1, is characterized in that described antiseptic rubber topping bonds together with rubber high-strength degree metal sheet mixing bed course.
9. modified form power consumption vibration absorption and isolation support according to claim 1, is characterized in that described U-shaped damper is set to four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520812408.9U CN205077392U (en) | 2015-10-19 | 2015-10-19 | Improvement type power consumption subtracting isolation bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520812408.9U CN205077392U (en) | 2015-10-19 | 2015-10-19 | Improvement type power consumption subtracting isolation bearing |
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| Publication Number | Publication Date |
|---|---|
| CN205077392U true CN205077392U (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520812408.9U Expired - Fee Related CN205077392U (en) | 2015-10-19 | 2015-10-19 | Improvement type power consumption subtracting isolation bearing |
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| Country | Link |
|---|---|
| CN (1) | CN205077392U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017050A (en) * | 2018-01-08 | 2019-07-16 | 香港理工大学 | Self-resetting shock isolating pedestal |
| CN110438893A (en) * | 2019-08-29 | 2019-11-12 | 招商局重庆交通科研设计院有限公司 | A kind of bridge energy dissipating support |
-
2015
- 2015-10-19 CN CN201520812408.9U patent/CN205077392U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017050A (en) * | 2018-01-08 | 2019-07-16 | 香港理工大学 | Self-resetting shock isolating pedestal |
| CN110438893A (en) * | 2019-08-29 | 2019-11-12 | 招商局重庆交通科研设计院有限公司 | A kind of bridge energy dissipating support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 Termination date: 20171019 |