CN201695330U - Shock absorbing and isolating uplift-resistant spherical support - Google Patents
Shock absorbing and isolating uplift-resistant spherical support Download PDFInfo
- Publication number
- CN201695330U CN201695330U CN2010202510720U CN201020251072U CN201695330U CN 201695330 U CN201695330 U CN 201695330U CN 2010202510720 U CN2010202510720 U CN 2010202510720U CN 201020251072 U CN201020251072 U CN 201020251072U CN 201695330 U CN201695330 U CN 201695330U
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- friction pair
- base
- friction
- core
- plucking
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Abstract
The utility model discloses a shock absorbing and isolating uplift-resistant spherical support, which belongs to the technical field of bridge supports and is mainly and technically characterized by comprising a case, a base, a core and an upper seat plate. A first friction pair and a second friction pair are respectively arranged between the core and the upper seat plate and between the core and the base, a shock absorption mechanism is arranged between the case and the upper seat plate, uplift-resistant mechanisms are arranged between the base and the case and between the upper seat plate and the base, the first friction pair and the second friction pair are steel friction pairs, grease storage pits are arranged on the upper surface of the core and the upper surface of the base, and lubricating grease is arranged inside the grease storage pits. Accordingly, the diameter of the support is effectively reduced so as to save a great deal of steel materials, grease films formed by the lubricating grease between the core and the first friction pair and between the second friction pair and the base reduces friction coefficient between the core and the first friction pair and between the second friction pair and the base, thereby improving the effect of shock absorption and isolation and reducing mutual friction.
Description
Technical field
The utility model belongs to the spherical bearing technical field, relates in particular to a kind of shock insulation resistance to plucking spherical bearing that subtracts.
Background technology
Further quickening along with overhead high-speed railway and other infrastructure construction, the consumption that subtracts shock insulation resistance to plucking spherical bearing as tie-beam body and bridge pier also increases greatly, the shock insulation resistance to plucking spherical bearing that subtracts that uses adopts tetrafluoro plate or ultra-high molecular weight polyethylene board as friction pair mostly at present, that adopts above-mentioned friction pair subtracts shock insulation resistance to plucking spherical bearing, friction factor is little, and it is obvious to subtract isolating affection.But the compressive strength of tetrafluoro plate is 30Mpa, the compressive strength of ultra-high molecular weight polyethylene is 45Mpa, for large-scale or super-huge bridge, needs to increase the area that subtracts shock insulation resistance to plucking spherical bearing, to overcome the infringement that friction pair is caused because of big pressure, like this, not only cause the waste of steel, also increase construction and cost of transportation, adopt the friction pair of other material, though compressive resistance is big, friction factor is too big, can not satisfy to subtract the shock insulation purpose.
The utility model content
The technical problem that the utility model solves just provide a kind of subtract the shock insulation extraction-resistant behavior good, save steel, be convenient to install and transport subtract shock insulation resistance to plucking spherical bearing.
For solving the problems of the technologies described above, the technical scheme that the utility model subtracts the employing of shock insulation resistance to plucking spherical bearing is: comprise casing, base, core body and upper base plate, be respectively arranged with first friction pair and second friction pair between described core body and the upper base plate and between described core body and base, between described casing and upper base plate, be provided with damping, between described base and described casing and between upper base plate and base, be provided with resistance to plucking mechanism, described first friction pair and second friction pair are steel-steel pair, upper surface at described core body upper surface and base has the depot fat hole, is provided with lubricant grease in described depot fat hole.
Its additional technical feature is:
Described lubricant grease is a silicone grease;
Described depot fat hole is a plurality of ball crown types that keep at a certain distance away;
Described depot fat hole is a plurality of concentric oil storage tanks that are interconnected.
The shock insulation resistance to plucking spherical bearing that subtracts provided by the utility model compared with prior art has the following advantages: one, owing to comprise casing, base, core body and upper base plate, be respectively arranged with first friction pair and second friction pair between described core body and the upper base plate and between described core body and base, between described casing and upper base plate, be provided with damping, between described base and described casing and between upper base plate and base, be provided with resistance to plucking mechanism, described first friction pair and second friction pair are steel-steel pair, upper surface at described core body upper surface and base has the depot fat hole, in described depot fat hole, be provided with lubricant grease, after first friction pair and second friction pair adopt steel-steel pair, the compressive resistance of steel-steel pair reaches more than the 300Mpa, be far longer than the friction pair that materials such as tetrafluoro plate or ultra-high molecular weight polyethylene are made, like this, for large-scale or super-huge bridge, can effectively reduce the diameter of bearing, and then saving great deal of steel, and lubricant grease is forming oil membrane between the core body and first friction pair and between second friction pair and the base, reduced the friction factor between them, improved and subtracted isolating affection, reduce mutual wearing and tearing, prolonged application life; Depot fat hole opening makes progress, and lubricant grease is not easy to flow out; Its two because described lubricant grease is silicone grease, silicone grease viscosity is big, is not easy to overflow; Its three because described depot fat hole is a plurality of ball crown types that keep at a certain distance away, easy to process; Its four because described depot fat hole is a plurality of concentric oil storage tanks that are interconnected, make oil membrane more even.
Description of drawings
Fig. 1 subtracts the structural representation of shock insulation resistance to plucking spherical bearing for the utility model;
Fig. 2 is the structural representation in depot fat hole;
Fig. 3 is the structural representation in another kind of depot fat hole.
The specific embodiment
Below in conjunction with accompanying drawing structure and the use principle that the utility model subtracts shock insulation resistance to plucking spherical bearing is described in further details.
As shown in Figure 1, the utility model subtracts the structural representation of shock insulation resistance to plucking spherical bearing, this subtracts shock insulation resistance to plucking spherical bearing and comprises casing 1, base 2, core body 3 and upper base plate 4, is provided with first friction pair 5 between core body 3 and upper base plate 4, is provided with second friction pair 6 between core body 3 and base 2.Between casing 1 and upper base plate 4, be provided with damping 7, be provided with resistance to plucking mechanism 8 between base 2 and the casing 1 and between upper base plate 4 and base 2, first friction pair 5 and second friction pair 6 are steel-steel pair, have depot fat hole 9 at the upper surface of core body 3 and the upper surface of base 2, in depot fat hole 9, be provided with lubricant grease 10.After first friction pair 5 and second friction pair 6 adopt steel-steel pair, the compressive resistance of steel-steel pair reaches more than the 300Mpa, be far longer than the friction pair that materials such as tetrafluoro plate or ultra-high molecular weight polyethylene are made, like this, for large-scale or super-huge bridge, can effectively reduce the diameter of bearing, and then saving great deal of steel, and lubricant grease is forming oil membrane between the core body 3 and first friction pair 5 and between second friction pair 6 and the base 2, reduced the friction factor between them, improved and subtracted isolating affection, reduced mutual wearing and tearing, prolonged application life; Depot fat hole opening makes progress, and lubricant grease is not easy to flow out.
Lubricant grease is a silicone grease, because silicone grease viscosity is big, is not easy to overflow.
As shown in Figure 2, depot fat hole 9 can be for a plurality of ball crown types that keep at a certain distance away, and is like this, easy to process; , depot fat hole 9 can also be illustrated in figure 3 as a plurality of concentric oil storage tanks 11 that are interconnected, and oil membrane is more even like this.
Protection domain of the present utility model not only is confined to the foregoing description, and is identical as long as structure and the utility model subtract shock insulation resistance to plucking spherical bearing structure, just drops on the scope that the utility model is protected.
Claims (4)
1. subtract shock insulation resistance to plucking spherical bearing, comprise casing, base, core body and upper base plate, be respectively arranged with first friction pair and second friction pair between described core body and the upper base plate and between described core body and base, between described casing and upper base plate, be provided with damping, between described base and described casing and between upper base plate and base, be provided with resistance to plucking mechanism, it is characterized in that: described first friction pair and second friction pair are steel-steel pair, upper surface at described core body upper surface and base has the depot fat hole, is provided with lubricant grease in described depot fat hole.
2. the shock insulation resistance to plucking spherical bearing that subtracts according to claim 1, it is characterized in that: described lubricant grease is a silicone grease.
3. the shock insulation resistance to plucking spherical bearing that subtracts according to claim 1 is characterized in that: described depot fat hole is a plurality of ball crown types that keep at a certain distance away.
4. the shock insulation resistance to plucking spherical bearing that subtracts according to claim 1 is characterized in that: described depot fat hole is a plurality of concentric oil storage tanks that are interconnected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202510720U CN201695330U (en) | 2010-07-08 | 2010-07-08 | Shock absorbing and isolating uplift-resistant spherical support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202510720U CN201695330U (en) | 2010-07-08 | 2010-07-08 | Shock absorbing and isolating uplift-resistant spherical support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201695330U true CN201695330U (en) | 2011-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202510720U Expired - Fee Related CN201695330U (en) | 2010-07-08 | 2010-07-08 | Shock absorbing and isolating uplift-resistant spherical support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201695330U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107178029A (en) * | 2016-03-11 | 2017-09-19 | 株洲时代新材料科技股份有限公司 | A kind of shearing resistance ball shaped steel bearing |
| CN108396642A (en) * | 2018-04-24 | 2018-08-14 | 武汉海润工程设备有限公司 | The small span freely-supported bridge ball shaped steel bearing of magnetic-levitation traffic |
-
2010
- 2010-07-08 CN CN2010202510720U patent/CN201695330U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107178029A (en) * | 2016-03-11 | 2017-09-19 | 株洲时代新材料科技股份有限公司 | A kind of shearing resistance ball shaped steel bearing |
| CN107178029B (en) * | 2016-03-11 | 2019-10-29 | 株洲时代新材料科技股份有限公司 | A kind of shearing resistance ball shaped steel bearing |
| CN108396642A (en) * | 2018-04-24 | 2018-08-14 | 武汉海润工程设备有限公司 | The small span freely-supported bridge ball shaped steel bearing of magnetic-levitation traffic |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110105 Termination date: 20130708 |