CN207160251U - A kind of bearing - Google Patents
A kind of bearing Download PDFInfo
- Publication number
- CN207160251U CN207160251U CN201721120741.9U CN201721120741U CN207160251U CN 207160251 U CN207160251 U CN 207160251U CN 201721120741 U CN201721120741 U CN 201721120741U CN 207160251 U CN207160251 U CN 207160251U
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- roll shaft
- plate
- cover plate
- bearing
- bottom plate
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Abstract
The utility model discloses a kind of bearing, including bottom plate, cover plate, roll shaft and the roll shaft limiting plate of limitation roll shaft axial movement, the both ends of roll shaft are abutted with bottom plate and cover plate respectively, and cover plate can be driven radially to be moved in parallel relative to bottom plate.When needing erection support, bottom plate is connected with substructure, and cover plate is connected with superstructure, and when bearing transmits upper load, roll shaft rotates, and realizes bottom plate and cover plate relative movement.Due to transmitting load by roll shaft between bottom plate and cover plate, roll shaft rotates, and drives cover plate and bottom plate to move in parallel relatively, efficiently reduces frictional dissipation, effectively extend the service life of bearing.
Description
Technical field
Structural support technical field is the utility model is related to, more particularly to a kind of bearing.
Background technology
In engineering construction, such as in girder steel, steel truss, steel trestle or steel conduit structure, bearing ties top
The load of structure pleasantly, be communicated securely to support, platform or basis up, while ensure structure in dead load, mobile load, temperature becomes
Change, the factor such as expand with heat and contract with cold effect it is lower can Free Transform so that the actual loading situation of superstructure and substructure meets knot
The static(al) schema of structure.
As depicted in figs. 1 and 2, bearing is laminated rubber bearing, specifically includes bottom plate 01, cover plate 03 and is arranged on bottom plate 01
Rubber elastomer 02 between cover plate 03, bottom plate 01 set the chute for being provided with and being slided for rubber elastomer 01.During Bearing Seat Force,
Rubber elastomer 02 is reciprocatingly slided in chute, and the load of superstructure pleasantly, is safely transferred in substructure.
However, load transmission is carried out because bearing is only slided by rubber elastomer 02, due to bearing in use,
The usual weight of superstructure is larger, the long-time sliding friction of rubber elastomer 02, and abrasion is very fast, and rubber holds in an outdoor environment
It is easy to aging so that the service life of bearing is shorter.
Therefore, how to extend the service life of bearing, be those skilled in the art's technical problem urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is to provide a kind of bearing, and the service life of the bearing extends.
To achieve the above object, the utility model provides a kind of bearing, including bottom plate, cover plate, roll shaft and the limitation roller
The roll shaft limiting plate of axle axial movement, the both ends of the roll shaft abut with the bottom plate and the cover plate respectively, and can drive
The cover plate moves relative to the bottom plate.
Preferably, the roll shaft includes roll shaft body and is arranged on the axis of guide at the roll shaft body axial direction both ends, described
The axis of guide overlaps with the roll shaft body axis；
The roll shaft limiting plate is included installed in two upper limit plates of the cover plate lower surface and installed in the bottom
Two bottom limiting plates of plate upper surface, the upper limit plate are provided with what length direction was set along the axis of guide rotating direction
Top is oriented to stopper slot, and the bottom limiting plate is provided with the bottom that length direction is set along the axis of guide rotating direction and is oriented to limit
Position groove, the top is oriented to stopper slot and the bottom is oriented to stopper slot and forms roll shaft guide groove, the axis of guide and the roller
Axle guide groove corresponds.
Preferably, in addition to two postive stop baffles for being fixedly connected on the plate upper surface, two postive stop baffles
It is oppositely arranged, roll shaft holding tank between two postive stop baffles and two bottom limiting plates, the roll shaft is positioned at described
In roll shaft holding tank.
Preferably, butter is filled in the bottom holding tank.
Preferably, the bottom limiting plate is between the upper limit plate and the roll shaft body.
Preferably, the height of the postive stop baffle and the bottom limiting plate is all higher than the radius of the roll shaft body.
Preferably, the top is oriented to stopper slot and the height of bottom guiding stopper slot is all higher than the axis of guide
Radius, the top is oriented to stopper slot and the bottom is oriented to stopper slot equal length.
Preferably, the side of the roll shaft body is provided with annulus guide groove circumferentially, and the plate upper surface is provided with
The first locating part in the annulus guide groove, the cover plate lower surface are provided with second in the annulus guide groove
Locating part.
Preferably, the surface of the bottom plate and/or the cover plate and/or the roll shaft limiting plate is provided with anticorrosive coat.
Preferably, the bottom plate, the cover plate, the roll shaft and the roll shaft limiting plate are steel construction piece.
In the above-mentioned technical solutions, bearing provided by the utility model includes bottom plate, cover plate, roll shaft and limitation roll shaft axial direction
Mobile roll shaft limiting plate, the both ends of roll shaft abut with bottom plate and cover plate respectively, and can drive cover plate relative to bottom plate along its
Radial parallel movement.When needing erection support, bottom plate is connected with substructure, and cover plate is connected with superstructure, when bearing passes
When passing upper load, roll shaft rotates, and realizes bottom plate and cover plate relative movement.
By foregoing description, in the bearing that the application provides, due to passing through roll shaft transmission between bottom plate and cover plate
Load, roll shaft rotate, and drive cover plate and the movement of bottom plate relative level, relative to mobile situation is slided, efficiently reduce and rub
Wear consumption, effectively extend the service life of bearing.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing of offer.
Fig. 1 is the structural representation of traditional bearing；
Fig. 2 is structural representation of the bearing along A-A directions shown in Fig. 1；
The installation site figure for the bearing that Fig. 3 is provided by the utility model embodiment；
Fig. 4 is structural representation of the bearing along B-B directions shown in Fig. 3；
The structural representation for the bearing that Fig. 5 is provided by the utility model embodiment；
Fig. 6 is structural representation of the bearing along C-C directions shown in Fig. 5；
The structural representation for the roll shaft that Fig. 7 is provided by the utility model embodiment；
The installation site figure for the bottom plate that Fig. 8 is provided by the utility model embodiment；
The installation site figure for the cover plate that Fig. 9 is provided by the utility model embodiment；
The installation site figure for the bottom limiting plate that Figure 10 is provided by the utility model embodiment.
In wherein Fig. 1-2：01- bottom plates, 02- rubber elastomers, 03- cover plates, 04- baffle plates；
1- roll shafts, 11- roll shafts body, the 12- axis of guides, 13- annulus guide grooves；
2- bottom plates, 3- bottoms limiting plate, 31- bottoms are oriented to stopper slot, 4- cover plates, 5- upper limits plate, 6- roll shafts and accommodated
Groove, 7- postive stop baffles, the locating parts of 8- first, the locating parts of 9- second.
Embodiment
Core of the present utility model is to provide a kind of bearing, and the service life of the bearing extends.
In order that those skilled in the art more fully understands the technical solution of the utility model, it is below in conjunction with the accompanying drawings and real
Applying mode, the utility model is described in further detail.
Fig. 3 to Figure 10 is refer to, in a kind of embodiment, the bearing bag of the utility model specific embodiment offer
Include the roll shaft limiting plate that bottom plate 2, cover plate 4, roll shaft 1 and limitation roll shaft 1 move axially, the both ends of roll shaft 1 respectively with bottom plate 2 and lid
Plate 4 is abutted, and cover plate 4 can be driven radially to be moved in parallel relative to bottom plate 2, specifically, bottom plate 2 can generally casing
Structure, cover plate abut with the top surface of casing.In order to extend the service life of bearing, it is preferable that bottom plate 2, cover plate 4, roll shaft 1 and roll shaft
Limiting plate is steel construction piece.
When needing erection support, bottom plate 2 is connected with substructure, and cover plate 4 is connected with superstructure, when in bearing transmission
During portion's load, roll shaft 1 rotates, and realizes that bottom plate 2 and cover plate 4 relatively move.
By foregoing description, in the bearing that the application specific embodiment is provided, due to bottom plate 2 and cover plate 4 it
Between load transmitted by roll shaft 1, roll shaft 1 rotates, and drives cover plate 4 and the movement of the relative level of bottom plate 2, relative to sliding mobile feelings
Condition, efficiently reduces frictional dissipation, effectively extends the service life of bearing.
Preferably, roll shaft 1 includes roll shaft body 11 and is arranged on the axis of guide 12 at 11 axial both ends of roll shaft body, the axis of guide
12 overlap with the axis of roll shaft body 11.In order to extend the service life of roll shaft 1, it is preferable that roll shaft 1 is Q345-B, specifically, bearing its
Its part material can be Q235-B.Roll shaft 1 is processed for the ease of staff, it is preferable that two axis of guides 12 and roll shaft sheet
Body 11 is formed in one structure, and has cylinder, or, the axis of guide 12, which inserts needle roller body, to be realized and fixes.Roll shaft body 11
Diameter d=(150~250mm), the diameter of roll shaft body 11 can also determine that length L can be according to stress size according to engineering is actual
Adjustment, by formula R≤α 40dLf2/ E is calculated.(α is that to take 0.8, E be steel modulus of elasticity to steel design strength reduction coefficient, and f is
Steel strength design load).The rolling distance of roll shaft 1 >=deformation Δ L=α * Δ t*L, wherein L are that continuous structure is total along its length
Long, α is the linear expansion coefficient of structure, and Δ t is the temperature difference that bearing is born.
Roll shaft limiting plate is included installed in two upper limit plates 5 of the lower surface of cover plate 4 and installed in the upper surface of bottom plate 2
Two bottom limiting plates 3, specifically, upper limit plate 5 is provided with the upper guide that length direction is set along the rotating direction of the axis of guide 12
To stopper slot, bottom limiting plate 3 is provided with the bottom that length direction is set along the rotating direction of the axis of guide 12 and is oriented to stopper slot 31, top
Guide and limit groove and bottom are oriented to stopper slot 31 and form roll shaft guide groove, i.e. the upper surface of the axis of guide 12 is oriented to stopper slot with top
Top cell wall abut, the lower surface of the axis of guide 12 abuts with the bottom cell wall of bottom guiding stopper slot 31, the axis of guide 12 and roller
Axle guide groove corresponds.By forming roll shaft guide groove so that the axis of guide 12 can only move back and forth along predeterminated position, and then
The operation of two pairs of rollers shaft body 11 is oriented to, and extends the service life of bearing.
Further, the bearing also includes two postive stop baffles 7 for being fixedly connected on the upper surface of bottom plate 2, two postive stop baffles 7
It is oppositely arranged, roll shaft holding tank 6 between two postive stop baffles 7 and two bottom limiting plates 3, roll shaft 1 is located at roll shaft holding tank 6
It is interior.By setting roll shaft holding tank 6, further realize that the position of roll shaft 1 is spacing, improve the safety in utilization of bearing.
In order to extend the service life of roll shaft 1, it is easy to roll shaft 1 to rotate, it is preferable that butter is filled in the holding tank of bottom, and it is yellow
Oil volatilization is slow.
Further, bottom limiting plate 3 is between upper limit plate 5 and roll shaft body 11.Bottom limiting plate 3 is located at top
Between limiting plate 5 and roll shaft body 11, avoid disturbing with upper limit plate 5 in the motion process of roll shaft 1, and be easy to hold lubrication
Oil.
In order to improve greasy property, it is preferable that the height of postive stop baffle 7 and bottom limiting plate 3 is all higher than roll shaft body 11
The depth increase of radius, i.e. roll shaft holding tank 6, can accommodate more lubricating oil.
It is more highly preferred to, top is oriented to stopper slot and the height of bottom guiding stopper slot 31 is all higher than the half of the axis of guide 12
The side limition orientation axle 12 in footpath, the i.e. side of top guide groove and bottom guide groove, just the side of the axis of guide 12 is spacing, it is preferable that
Top is oriented to stopper slot and bottom is oriented to the equal length of stopper slot 31.
In order to improve the kinetic stability of roll shaft 1, it is preferable that the side of roll shaft body 11 is provided with annulus guide groove circumferentially
13, the upper surface of bottom plate 2 is provided with the first locating part 8 in annulus guide groove 13, and the lower surface of cover plate 4 is provided with to be oriented to positioned at annulus
The second locating part 9 in groove 13.Specifically, the first locating part 8 and the second locating part 9 are square steel.
Bearing is processed for the ease of staff, and extends the service life of bearing, it is preferable that is passed through between each part of bearing
Welding processing, specific groove weld seam through welding, Weld quality level is two level, and the Weld quality level between remaining component is three-level,
Selection of electrodes E43xx types, weldering length are specifically as follows full weld.
On the basis of above-mentioned each scheme, in order to further extend the service life of bearing, it is preferable that bottom plate 2 and/or cover plate
4 and/or the surface of roll shaft limiting plate be provided with anticorrosive coat.Specifically, anticorrosive coat can be zinc coat, or skin of paint etc.,
The specific paint practice is priming paint two, and together, antisepsis finishing paint two, five paint thickness of dry film are not less than 150 μm to anti-corrosion intermediate coat.
Before preservative treatment is carried out, abutment surface should thoroughly remove iron rust, welding slag, burr, greasy dirt, ponding and soil before linging
Deng steel structure member should thoroughly derust, and derusting should meet《Steel surface rusting grade and derusting grade before application》
(GB8923-88) regulation of the Sa2.0 levels of standard.
The pedestal configurations are simple, processing facility, can make, low cost, good endurance, engineering adaptability is strong, can
It is adjusted according to holder top structure, load stress size and length travel size, and actual demands of engineering, the normal use phase
Between only periodically need to carry out routine examination and maintain, normal service life was up to 40 years to 50 years, substantially equal to generally conventional steel knot
The projected life of structure, the service life of bearing extends, and the bearing low cost, easy to process, live can typically process, and saves
Construction costs.
In description of the present utility model, it is to be understood that term " longitudinal direction ", " transverse direction ", " on ", " under ", " preceding ",
The orientation or position relationship of the instruction such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " be based on
Orientation shown in the drawings or position relationship, it is for only for ease of description the utility model, rather than instruction or the dress for implying meaning
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the utility model
Limitation.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (10)
1. a kind of bearing, it is characterised in that axially moved including bottom plate (2), cover plate (4), roll shaft (1) and the limitation roll shaft (1)
Dynamic roll shaft limiting plate, the both ends of the roll shaft (1) abut with the bottom plate (2) and the cover plate (4) respectively, and can drive
The cover plate (4) is mobile relative to the bottom plate (2).
2. bearing according to claim 1, it is characterised in that the roll shaft (1) includes roll shaft body (11) and is arranged on
The axis of guide (12) at the axial both ends of the roll shaft body (11), the axis of guide (12) axis and roll shaft body (11) axis
Overlap；
The roll shaft limiting plate is included installed in two upper limit plates (5) of the cover plate (4) lower surface and installed in described
Two bottom limiting plates (3) of bottom plate (2) upper surface, the upper limit plate (5) are provided with length direction along the axis of guide
(12) top that rotating direction is set is oriented to stopper slot, and the bottom limiting plate (3) is provided with length direction along the axis of guide
(12) bottom that rotating direction is set is oriented to stopper slot (31), and the top is oriented to stopper slot and the bottom is oriented to stopper slot
(31) roll shaft guide groove is formed, the axis of guide (12) corresponds with the roll shaft guide groove.
3. bearing according to claim 2, it is characterised in that be also fixedly connected on the bottom plate (2) upper table including two
The postive stop baffle (7) in face, two postive stop baffles (7) are oppositely arranged, two postive stop baffles (7) and two bottoms
Roll shaft holding tank (6) between limiting plate (3), the roll shaft (1) are located in the roll shaft holding tank (6).
4. bearing according to claim 3, it is characterised in that fill butter in the bottom holding tank.
5. bearing according to claim 4, it is characterised in that the bottom limiting plate (3) is located at the upper limit plate
(5) between the roll shaft body (11).
6. bearing according to claim 4, it is characterised in that the postive stop baffle (7) and the bottom limiting plate (3)
Highly it is all higher than the radius of the roll shaft body (11).
7. bearing according to claim 6, it is characterised in that the top is oriented to stopper slot and the bottom guide and limit
The height of groove (31) is all higher than the radius of the axis of guide (12), and the top is oriented to stopper slot and the bottom is oriented to stopper slot
(31) equal length.
8. bearing according to claim 2, it is characterised in that the side of the roll shaft body (11) is provided with circumferentially
Annulus guide groove (13), bottom plate (2) upper surface are provided with the first locating part (8) in the annulus guide groove (13),
Cover plate (4) lower surface is provided with the second locating part (9) in the annulus guide groove (13).
9. according to the bearing any one of claim 1-8, it is characterised in that the bottom plate (2) and/or the cover plate
(4) and/or the surface of the roll shaft limiting plate is provided with anticorrosive coat.
10. according to the bearing any one of claim 1-8, it is characterised in that the bottom plate (2), the cover plate (4),
The roll shaft (1) and the roll shaft limiting plate are steel construction piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721120741.9U CN207160251U (en) | 2017-09-01 | 2017-09-01 | A kind of bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721120741.9U CN207160251U (en) | 2017-09-01 | 2017-09-01 | A kind of bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207160251U true CN207160251U (en) | 2018-03-30 |
Family
ID=61720184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721120741.9U Active CN207160251U (en) | 2017-09-01 | 2017-09-01 | A kind of bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207160251U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112897853A (en) * | 2021-02-02 | 2021-06-04 | 河北光兴半导体技术有限公司 | Kiln fixed knot constructs and kiln |
| CN113832851A (en) * | 2021-08-23 | 2021-12-24 | 江苏法尔胜缆索有限公司 | Sliding support of horizontal tie rod cable |
-
2017
- 2017-09-01 CN CN201721120741.9U patent/CN207160251U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112897853A (en) * | 2021-02-02 | 2021-06-04 | 河北光兴半导体技术有限公司 | Kiln fixed knot constructs and kiln |
| CN113832851A (en) * | 2021-08-23 | 2021-12-24 | 江苏法尔胜缆索有限公司 | Sliding support of horizontal tie rod cable |
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