CN208137170U - A kind of rolling friction type damper based on ball bearing and high-damping rubber plate - Google Patents
A kind of rolling friction type damper based on ball bearing and high-damping rubber plate Download PDFInfo
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- CN208137170U CN208137170U CN201820440341.4U CN201820440341U CN208137170U CN 208137170 U CN208137170 U CN 208137170U CN 201820440341 U CN201820440341 U CN 201820440341U CN 208137170 U CN208137170 U CN 208137170U
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- steel plate
- plate
- damping rubber
- ball bearing
- rolling friction
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Abstract
The utility model belongs to energy-dissipating and shock-absorbing technical field, and specifically disclose a kind of rolling friction type damper based on ball bearing and high-damping rubber plate, the second steel plate of the first steel plate upper and lower surface is divided into including one piece of first steel plate and two pieces, first Interal fixation is on first end steel plate, two piece of second steel plate is arranged in parallel and is fixed on the second end steel plate, high-damping rubber plate is provided on two piece of second surface of the steel plate towards the first steel plate, ball bearing is provided between the high-damping rubber plate and the first surface of steel plate, the ball bearing is fixed on the first steel plate, furthermore, it is additionally provided on two piece of second steel plate multiple for adjusting the regulating device of vertical range between the two.The utility model can realize the accurate control of damper damping force and energy dissipation capacity, have many advantages, such as that structure is simple, easy to operate.
Description
Technical field
The utility model belongs to energy-dissipating and shock-absorbing technical field, is based on ball bearing and high-damping more particularly, to one kind
The rolling friction type damper of rubber slab.
Background technique
Traditional Civil Engineering Design personnel resist geological process by the anti-seismic performance of enhancing structure itself, i.e., with knot
Structure storage itself and earthquake energy are to meet Structural design earthquake level for earthquake resistant works.And this antidetonation mode lacks self-control energy
Power, under uncertain geological process, it is likely that be unsatisfactory for security requirement.Structural vibration control technology is that the antidetonation of structure mentions
Effective approach is supplied, wherein energy-dissipating and shock-absorbing guides the seismic energy of input structure especially into as a kind of passive control measure
The mechanism and element of setting are absorbed and are consumed energy, so as to protect the safety of main structure.
Currently, the energy-dissipation shock-absorbing damp in field of civil engineering has viscous damper, bending (shearing) type metal damping
Device, viscoelastic damper and friction damper these types main Types.It is widely used more for friction damper
For sliding friction type damper, wherein the coefficient of sliding friction is the major parameter for influencing the sliding-type frcition damper performance, by
It is limited in by material fabrication process, the size stability of the coefficient of sliding friction is poor in this kind of damper, therefore can not be right
Its damping force is accurately controlled, and is not able to satisfy actual demand.
Utility model content
For the drawbacks described above of sliding friction type damper, the utility model proposes one kind to be based on ball bearing and high resistant
The rolling friction type damper of Buddhist nun's rubber slab is rolled by ball bearing in high-damping rubber on piece, to provide stable rolling
Dynamic friction coefficient and energy dissipation capacity, it can be achieved that damper damping force and energy dissipation capacity accurate control, have structure it is simple, operation
The advantages that facilitating.
To achieve the above object, the utility model proposes a kind of rollings based on ball bearing and high-damping rubber plate to rub
Wiping type damper is divided into the second steel plate of the first steel plate upper and lower surface including one piece of first steel plate and two pieces, wherein described
On first end steel plate, two piece of second steel plate is arranged in parallel and is fixed on the second end steel plate first Interal fixation, and two pieces
Second steel plate is provided with high-damping rubber plate on the surface towards the first steel plate, the high-damping rubber plate and the first surface of steel plate it
Between be provided with ball bearing, which is fixed on the first steel plate, in addition, being additionally provided with multiple use on two piece of second steel plate
In the regulating device for adjusting the vertical range between two piece of second steel plate.
As it is further preferred that the regulating device includes attachment screw and nut, the attachment screw runs through two pieces
Second steel plate, the nut connect one end of the attachment screw.
As it is further preferred that one end that first steel plate connects the first end steel plate be additionally provided with first plus
Strong plate, which is welded on the surface of the first steel plate, and extends and be fixed in the first end steel plate.
As it is further preferred that one end that second steel plate connects the second end steel plate be additionally provided with second plus
Strong plate, which is welded on the surface of the second steel plate, and extends and be fixed in the second end steel plate.
As it is further preferred that the high-damping rubber plate is bonded in by vulcanization the surface of the second steel plate.
As it is further preferred that the high-damping rubber plate with a thickness of 20mm.
As it is further preferred that the first end steel plate (10) is carbon steel Q235, with a thickness of 30mm；The second end
Steel plate (20) is carbon steel Q235, with a thickness of 30mm；First steel plate (3) is carbon steel Q235, with a thickness of 20mm；Second steel plate
It (4) is carbon steel Q235, with a thickness of 20mm.
As it is further preferred that first stiffening plate (1) is carbon steel Q235, with a thickness of 20mm；Second stiffening plate
It (2) is carbon steel Q235, with a thickness of 20mm.
In general, mainly have the above technical solutions conceived by the present invention are compared with the prior art, with
Under technological merit：
1. the frictional force of the utility model rolling friction type damper is rolled from ball bearing and high-damping rubber piece
When the force of rolling friction that generates since coefficient of rolling friction is stablized the damping force size for accurately controlling damper may be implemented.
2. the rolling friction type damper of the utility model arranges ball bearing in the first steel plate double-sided symmetrical, make full use of
Resistance gauge space effectively enhances the energy dissipation capacity of damper.
3. the rolling friction type damper of the utility model is provided with multiple regulating devices, pass through tightening for screw and nut
Degree, and then change the vertical pressure acted on ball bearing, so as to adjust the damping force of rolling friction type damper
Size.
4. the rolling friction type damper end steel plate of the utility model is also provided with stiffening plate, damper can be effectively increased
Stability.
5. the utility model is also studied and set to the dimensional parameters of each steel plate, so that first end steel plate thickness
For 30mm, the second end steel plate thickness is 30mm, and the first stiffening plate is with a thickness of 20mm, and the second stiffening plate is with a thickness of 20mm, first
Steel plate thickness is 20mm, and the second steel plate thickness is 20mm, and each steel plate preferably uses carbon steel Q235, from there through upper
State the mutual cooperation of each steel plate of dimensional parameters, it is possible to provide stable structure reliably installs carrier, ensure that rolling friction type hinders
Effective realization of Buddhist nun's device.
Detailed description of the invention
Fig. 1 is a kind of rolling friction type based on ball bearing and high-damping rubber plate provided by the embodiment of the utility model
The structural schematic diagram of damper；
Fig. 2 is the A-A sectional view of Fig. 1.
In figure：10- first end steel plate；20- the second end steel plate；The first stiffening plate of 1-；The second stiffening plate of 2-；3- first
Steel plate；The second steel plate of 4-；5- ball bearing；6- attachment screw；61- nut；7- screw；41- high-damping rubber plate.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.In addition, institute in the various embodiments of the present invention described below
The technical characteristic being related to can be combined with each other as long as they do not conflict with each other.
As shown in Figure 1, a kind of rolling based on ball bearing and high-damping rubber plate provided by the embodiment of the utility model
Friction damper, the first steel plate 3 being fixed on first end steel plate 10 including one piece and two pieces are arranged in parallel and fix
The second steel plate 4 on the second end steel plate 20, wherein the first steel plate 3 is horizontally disposed, two piece of second steel plate 4 is divided into the first steel
The upper and lower surfaces of plate 3, i.e. the first steel plate 3 and two piece of second steel plate three are parallel to each other, and two piece of second steel plate 4 is towards the first steel
It is provided with high-damping rubber plate 41 on the surface of plate 3, that is, is provided with high-damping rubber on the lower surface for the second steel plate being located above
Offset plate 41 is provided with high-damping rubber plate 41, high-damping rubber plate 41 and first on the upper surface of underlying second steel plate
Steel plate is provided with ball bearing 5 between 3 surface, that is, the upper surface of the high-damping rubber plate 41 and the first steel plate 3 that are located above it
Between be provided with ball bearing 5, be provided with ball axis between underlying high-damping rubber plate 41 and the lower surface of the first steel plate 3
5 are held, two ball bearings 5 are for example separately fixed on the upper and lower surfaces of the first steel plate 3 by screw 7, and cloth symmetrical above and below
It sets, in addition, being additionally provided with multiple adjusting dresses for adjusting vertical range between two piece of second steel plate on two piece of second steel plate 4
It sets.
Specifically, attachment screw 6 runs through two piece second as shown in Figure 1, regulating device includes attachment screw 6 and nut 61
Steel plate, and one end is connected with nut 61, compresses the second steel plate 4 by the nut.The rolling friction type of the utility model hinders
Buddhist nun's device is provided with multiple regulating devices, by adjusting the degree of tightening of screw and nut, between adjustable two piece of second steel plate
Distance, and then change and act on vertical pressure on ball bearing, so as to adjust the damping of rolling friction type damper
Power size.
Further, one end of the first steel plate 3 connection first end steel plate 10 is additionally provided with the first stiffening plate 1, this first
Stiffening plate 1 is welded on the surface of the first steel plate 3, and extends and be fixed in first end steel plate 10.Likewise, the second steel plate 4 connects
The one end for connecing the second end steel plate 20 is additionally provided with the second stiffening plate 2, which is welded on the surface of the second steel plate 4,
And extends and be fixed in the second end steel plate 20.
Further, high-damping rubber plate 41 is bonded in the surface of the second steel plate 4 by vulcanization, specific to vulcanize
Technique is heat cure bonding, first carries out ungrease treatment to 41 surface of high-damping rubber plate, carries out derusting by sandblasting to the second steel plate 4,
Then high temperature vulcanized molding, preferred heat cure bonding are carried out in high-damping rubber plate 41 and 4 surface coating adhesive of the second steel plate
Agent is Kai Muluoke adhesive, and stream temperature is 150 DEG C.Further, the thickness of high-damping rubber plate 41 is preferably 20mm, high
Damping rubber blanket can be selected according to actual requirement of engineering, and preferably damping ratio is up to 15% rubber slab, further preferably fourth
Base rubber slab.
Further, the first end steel plate 10 is specially carbon steel Q235, with a thickness of 30mm, the second end steel plate
20 be specially carbon steel Q235, with a thickness of 30mm；First stiffening plate 1 is specially carbon steel Q235, is reinforced with a thickness of 20mm, second
Plate 2 is specially carbon steel Q235, with a thickness of 20mm；First steel plate 3 is specially carbon steel Q235, with a thickness of 20mm, the second steel plate 4
Specially carbon steel Q235, with a thickness of 20mm.
The course of work of the rolling friction type damper of the utility model is briefly described below.
Rolling friction type damper using when first end steel plate 10 be connected by screw to be fixed on the one of external structure
Ball bearing 5 is placed in the center of high-damping rubber plate 41 by the position of side, adjustment the second end steel plate 20, is adjusted according to actual needs
Whole screw 6 and nut 61 tighten degree, and then change the vertical pressure acted on ball bearing, roll so as to adjust
The damping force size of friction damper, the second end steel plate 20 is connected by screw to and is fixed on the one of another external structure
Side.Under seismic loading, relative displacement occurs for first end steel plate 10 and the second end steel plate 20, and ball bearing 5 is perpendicular
It is rolled under to pressure in high-damping rubber plate 41, generates rolling friction dissipation movement energy, selected according to actual requirement of engineering
Selecting adjustment rubber damping, when screw tightens degree, adapts to different damping magnitudes and requires lower damper use, provides simultaneously
Stable coefficient of rolling friction and energy dissipation capacity realizes the accurate control of damper damping force and energy dissipation capacity.
As it will be easily appreciated by one skilled in the art that the above is only the preferred embodiment of the utility model only, not
To limit the utility model, any modification made within the spirit and principle of the present invention, equivalent replacement and change
Into etc., it should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of rolling friction type damper based on ball bearing and high-damping rubber plate, which is characterized in that including one piece
One steel plate (3) and two pieces are divided into the second steel plate (4) of the first steel plate (3) upper and lower surface, wherein first steel plate (3)
It is fixed on first end steel plate (10), two piece of second steel plate (4) is arranged in parallel and is fixed on the second end steel plate (20), two
High-damping rubber plate (41) are provided on the surface of the second steel plate of block (4) towards the first steel plate (3), the high-damping rubber plate (41)
Ball bearing (5) are provided between the first steel plate (3) surface, which is fixed on the first steel plate (3), in addition,
It is additionally provided on two piece of second steel plate (4) multiple for adjusting the regulating device of the vertical range between two piece of second steel plate.
2. a kind of rolling friction type damper based on ball bearing and high-damping rubber plate according to claim 1,
It is characterized in that, the regulating device includes attachment screw (6) and nut (61), and the attachment screw (6) runs through two piece of second steel
Plate, the nut (61) connect one end of the attachment screw (6).
3. a kind of rolling friction type damper based on ball bearing and high-damping rubber plate according to claim 1,
It being characterized in that, one end that first steel plate (3) connects the first end steel plate (10) is additionally provided with the first stiffening plate (1),
First stiffening plate (1) is welded on the surface of the first steel plate (3), and extends and be fixed to the first end steel plate (10).
4. a kind of rolling friction type damper based on ball bearing and high-damping rubber plate according to claim 3,
It being characterized in that, one end that second steel plate (4) connects the second end steel plate (20) is additionally provided with the second stiffening plate (2),
Second stiffening plate (2) is welded on the surface of the second steel plate (4), and extends and be fixed to the second end steel plate (20).
5. a kind of rolling friction type damper based on ball bearing and high-damping rubber plate according to claim 1,
It is characterized in that, the high-damping rubber plate (41) is bonded in the surface of second steel plate (4) by vulcanization.
6. a kind of rolling friction type damper based on ball bearing and high-damping rubber plate according to claim 1,
Be characterized in that, the high-damping rubber plate (41) with a thickness of 20mm.
7. a kind of rolling friction type damper based on ball bearing and high-damping rubber plate according to claim 1,
It is characterized in that, the first end steel plate (10) is carbon steel Q235, with a thickness of 30mm；The second end steel plate (20) is carbon steel
Q235, with a thickness of 30mm；First steel plate (3) is carbon steel Q235, with a thickness of 20mm；Second steel plate (4) is carbon steel Q235, thick
Degree is 20mm.
8. a kind of rolling friction type damper based on ball bearing and high-damping rubber plate according to claim 4,
It is characterized in that, first stiffening plate (1) is carbon steel Q235, with a thickness of 20mm；Second stiffening plate (2) is carbon steel Q235,
With a thickness of 20mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820440341.4U CN208137170U (en) | 2018-03-30 | 2018-03-30 | A kind of rolling friction type damper based on ball bearing and high-damping rubber plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820440341.4U CN208137170U (en) | 2018-03-30 | 2018-03-30 | A kind of rolling friction type damper based on ball bearing and high-damping rubber plate |
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| Publication Number | Publication Date |
|---|---|
| CN208137170U true CN208137170U (en) | 2018-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820440341.4U Expired - Fee Related CN208137170U (en) | 2018-03-30 | 2018-03-30 | A kind of rolling friction type damper based on ball bearing and high-damping rubber plate |
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| Country | Link |
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| CN (1) | CN208137170U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108301526A (en) * | 2018-03-30 | 2018-07-20 | 华中科技大学 | A kind of rolling friction type damper based on ball bearing and high-damping rubber plate |
-
2018
- 2018-03-30 CN CN201820440341.4U patent/CN208137170U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108301526A (en) * | 2018-03-30 | 2018-07-20 | 华中科技大学 | A kind of rolling friction type damper based on ball bearing and high-damping rubber plate |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181123 |
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| CF01 | Termination of patent right due to non-payment of annual fee |