CN2341009Y - Disk spring support for vertical shift - Google Patents
Disk spring support for vertical shift Download PDFInfo
- Publication number
- CN2341009Y CN2341009Y CN 97204717 CN97204717U CN2341009Y CN 2341009 Y CN2341009 Y CN 2341009Y CN 97204717 CN97204717 CN 97204717 CN 97204717 U CN97204717 U CN 97204717U CN 2341009 Y CN2341009 Y CN 2341009Y
- Authority
- CN
- China
- Prior art keywords
- load
- support
- disk spring
- axle
- hanger
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a disk spring support for a vertical shift, which is a support device used on the underhung portion of a pipe, a body of a power station boiler and a burner or used on the shift stress reducing part of a petrol device, a chemical device, etc. Two disk spring supports of the device are connected in parallel: 1. a roller 18 is respectively installed on the load shafts 17 of two swing frames 28, a piece of loading plate 19 is arranged in the middle of the roller, the loading plate 19 is milled with a slot of R shape, the roller 18 can roll in the slot, a loading bolt 21 is installed on the loading plate 19, and thus the constant-force disk spring support is formed; 2. a piece of connecting plate 32 and a piece of Y-type plate 33 are respectively installed on the loading shafts of the two swing frames, the connecting plate 32 and the Y-type plate 33 are hinged with a main loading shaft 35 and a hinged support 34, the loading bolt 21 is fixed in the hole of the hinged support by steps, and thus the variable disk spring support is formed. The device is characterized in that 1. the utility model has no horizontal shift and can satisfy the requirement of a little vertical shift and no vertical shift of the support devices used in the fields such as electric power, boiler, and chemical industry; 2. the constant-force disk spring support or variable disk spring support with the shift formed by the a little disk spring reduces the cost. The device can also be used as a tension compensator of an electrified railway contact system.
Description
The utility model relates to generation displacement stress parts such as foil portions such as being used for pipeline, station boiler body, burner or oil, chemical plant installations or is used to compensate a kind of pure vertical displacement disc spring bearing hanger that power transmission cable is subjected to thermal stretching.
The existing constant-force disk spring support hanger that is used for the piping bearing device, there is Horizontal displacement inevitably in the rotation because of slewing frame that has; Though what have does not have a Horizontal displacement (for example utility model patent 93246073.9), but because of having used a dished spring assembly, the inner axial dimension of switching mechanism strengthens, and the geometric position and the parameter of member is not optimized, be difficult for realizing constant force, have variety of problems.The existing variable disc spring bearing hanger that is used for the piping bearing device, be the device that a kind of amount of deformation that directly utilizes belleville spring compensates the thermal walking of pipe-line system, because of the amount of deformation of belleville spring is little, for the variable disc spring bearing hanger of big displacement, need be than the dished spring assembly of multi-disc number, cost is higher.
The purpose of this utility model is to design a kind of pure vertical displacement disc spring bearing hanger of simple in structure, good manufacturability.
The purpose of this utility model is achieved in that the parallel connection of two dish spring constant force devices, a roller respectively is installed on the load axle of two slewing frames, be provided with the self-lubricating antifriction axle sleeve between roller and the load axle, a carrier board is installed on two rollers, be milled with the R arc groove of restriction roller limit position and axial position on the carrier board, on transverse slat, be provided with the load bolt, on base plate, be provided with guide sleeve, the load bolt is slided, to guarantee the balance of two slewing frames in guide sleeve.In the loading procedure, the bolt strained carrier board that forces of load descends, and the roller that carrier board decline drives again on the load axle rolls in groove, and each slewing frame respectively rotates around the main shaft of self, drive arm-tie, pull bar, dished spring assembly pressurized, realize the balance of load moment and spring torque.Because of this mechanism can realize two mutual compensation between the dish spring constant force device, so can realize constant force preferably, its suspension bracket load is two dish spring constant force device load sums.
For variable disc spring bearing hanger, be that the load axle is connected with main load axle with the fork-shaped plate with arm-tie respectively, main load axle is installed on the hinged-support, installed load bolt on hinged-support, this mechanism can keep the linear relationship of load preferably, and do not have Horizontal displacement, the pull-rod nut on the available dished spring assembly is adjusted prefabricating load.Because of changing by mechanism, available less dish spring is realized the variable suspension and support of big displacement.
With drawings and Examples structure of the present utility model is described in detail below.
Description of drawings:
Fig. 1 realizes the structural representation of constant force device for the utility model.
Fig. 2 realizes the structural representation of variable force device for the utility model.
Fig. 3 is the A-A sectional drawing of Fig. 1.
Fig. 4 is the B-B sectional drawing of Fig. 1.
Fig. 5 is that the K of Fig. 1 is to view.
Fig. 6 is that the M of Fig. 2 is to view.
Among the figure: 1-pull bar, 2-nut, 3-packing ring, 4-guide cylinder, the 5-pressing plate, 6-dish spring, 7-axle sleeve, 8-guide sleeve, the 9-outer cover, 10-base plate, 11, the 12-axle sleeve, 13-bearing pin, the 14-fixed frame, 15-arm-tie, 16-axle sleeve, 17-load axle, the 18-roller, 19-carrier board, 20-axle sleeve, 21-load bolt, 22-guide sleeve, 23-displacement direction board, 24-displacement pointer, 25-arm-tie axle, 26-main shaft, the 27-axle sleeve, 28-slewing frame, 29-fixed pin shaft, 30,31-antifriction liner, 32-connecting plate, 33-fork-shaped connecting plate, the 34-hinged-support, 35-master's load axle, 36-bolt.
As seen from the figure, pure vertical displacement disc spring bearing hanger of the present utility model is formed in parallel by two disc spring bearing hangers, each disc spring bearing hanger is by fixed frame 14, slewing frame 28, the bearing part, coupling part between slewing frame 28 and the pull bar 1, dished spring assembly, clamping element, main shaft 26, pull bar 1 composition such as grade, the bearing part is by load axle 17, roller 18, carrier board 19, load bolt 21, guide sleeve 22 is formed, roller 18 can slide in the R arc groove in the carrier board 19, and dished spring assembly is by dish spring 6, guide cylinder 4, axle sleeve 7, guide sleeve 8, base plate 10, axle sleeve 11, pressing plate 5, nut 2, packing ring 3 is formed; Dished spring assembly has a style of one's own, and not with fixed frame 14 welding, and connects with bolt 36, and main shaft 26 is hinged on slewing frame 28 on the fixed frame 14, and slewing frame 28 can turn an angle around main shaft 26, and said mechanism constitutes constant-force disk spring support hanger.Bearing part in the said mechanism is used instead load axle 17, arm-tie 32, fork-shaped plate 33, hinged-support 34, load bolt 21, guide sleeve 22, promptly constituted variable disc spring bearing hanger.
It is characterized in that:
1, the bearing part is made up of two load axles 17, two rollers 18, carrier board 19, load bolt 21, guide sleeves 22, roller 18 can slide in the straight trough that band R arc is arranged on carrier board 19, mechanism constitutes constant-force disk spring support hanger, and its suspension rod load is two dish spring constant force device sums;
2, the bearing part is made up of two load axles 19, connecting plate 32, fork-shaped connecting plate 33, hinged-support 34, main load axle 35, load spiral shell inspection 21, guide sleeve 22, and mechanism constitutes variable disc spring bearing hanger.
In the said structure, two slewing frames can be disjoint structures of the symmetry in same plane, also can be the structures that intersects in same plane not.The parameter of mechanism compares 1/R
oBe 1.0～3.5, initial angle alpha is not more than 50 °, and the maximum angular displacement of slewing frame 28 is 40 °～90 °, and dish spring special parameter compares 1/R than h/t and mechanism characteristics parameter
oFitting relation be h/t=0.4～1.4,1/R
o=1.0～3.5.
Be the power of reducing friction, be equipped with self-lubricating antifriction axle sleeve 7,11,12,16,20 in the present embodiment between axle sleeve and axle, the plane contact place is provided with antifriction liner 30,31 between two arm-ties 15 of each dish spring arrangement, between load axle 17 and the slewing frame 28 etc.Guide cylinder 4 usefulness self-lubricating antifriction made or use the metal tube manufacturing, but be coated with, ooze self-lubricating antifriction material, for example molybdenum disulfide, teflon etc. on its surface.
Adopt the pure vertical displacement magnetic red suspension and support of said structure, utilized two devices of roller transmission the load bolt of making a concerted effort to make a concerted effort be two devices sums of making a concerted effort, and can compensate mutually, use as constant-force disk spring support hanger, can realize constant force better, not have any Horizontal displacement; Use as variable disc spring bearing hanger, can realize not having the big displacement variable disc spring bearing hanger of Horizontal displacement, compare cost-saved 30% with the existing structure of directly making variable disc spring bearing hanger with the dish spring with the dish spring of less number.
The utility model also can be used as the contact nets in electrified railways tension compensating mechanism.
The utility model is when dispatching from the factory or when existing normal the installation, and adjustable nut 2 is adjusted the precompression of dished spring assembly, and suspension rod load is regulated in ± 5% scope.
Claims (5)
1, pure vertical displacement disc spring bearing hanger is formed in parallel by two disc spring bearing hangers, each disc spring bearing hanger is by fixed frame 14, slewing frame 28, the bearing part, coupling part between slewing frame 28 and the pull bar 1, dished spring assembly, clamping element, main shaft 26, pull bar 1 composition such as grade, the bearing part is by load axle 17, roller 18, carrier board 19, load bolt 21, guide sleeve 22 is formed, roller 18 can slide in the R arc groove in the carrier board 19, and dished spring assembly is by dish spring 6, guide cylinder 4, axle sleeve 7, guide sleeve 8, base plate 10, axle sleeve 11, pressing plate 5, nut 2, packing ring 3 is formed; Dished spring assembly has a style of one's own, and not with fixed frame 14 welding, and connects with bolt 36, and main shaft 26 is hinged on slewing frame 28 on the fixed frame 14, and slewing frame 28 can turn an angle around main shaft 26, and said mechanism constitutes constant-force disk spring support hanger.Use the bearing part in the said mechanism instead load axle 17, arm-tie 32, fork-shaped plate 33, hinged-support 34, load bolt 21, guide sleeve 22, board connective axis 37 and promptly constitute variable disc spring bearing hanger.
It is characterized in that:
(1) bearing part is made up of two load axles 17, two rollers 18, carrier board 19, load bolt 21, guide sleeves 22, roller 18 can slide in the straight trough that band R arc is arranged on carrier board 19, mechanism constitutes constant-force disk spring support hanger, and its suspension rod load is two dish spring constant force device sums;
(2) bearing part is made up of two load axles 19, connecting plate 32, fork-shaped connecting plate 33, hinged-support 34, main load axle 35, load bolt 21, guide sleeve 22, and mechanism constitutes variable disc spring bearing hanger;
(3) parameter of mechanism compares 1/R
oBe 1.0～3.5, initial angle alpha is not more than 50 °, and the maximum angular displacement of slewing frame 28 is 40 °～90 °, and dish spring special parameter compares 1/R than h/t and mechanism characteristics parameter
oFitting relation be h/t=0.4～1.4,1/R
o=1.0～3.5.
2, according to the described pure vertical displacement disc spring bearing hanger of claim 1, it is characterized in that on two rollers 18, installing a carrier board 19, be milled with the R arc groove of restriction roller 18 limit positions and axial position on the carrier board 19, on transverse slat, be provided with the load bolt, on base plate, be provided with guide sleeve.The load bolt is slided in guide sleeve.
3, according to the described pure vertical displacement disc spring bearing hanger of claim 1, it is characterized in that being equipped with self-lubricating antifriction axle sleeve 7,11,12,16,20 between axle sleeve and axle, the plane contact place is provided with antifriction liner 30,31 between two arm-ties 15 of each dish spring arrangement, between load axle 17 and the slewing frame 28 etc.
4, according to the described pure vertical displacement disc spring bearing hanger of claim 1, it is characterized in that guide cylinder 4 self-lubricating antifriction made.
5, according to the described pure vertical displacement disc spring bearing hanger of claim 1, it is characterized in that the metal tube manufacturing of guide cylinder 4 usefulness, but be coated with, ooze self-lubricating antifriction materials such as molybdenum disulfide, teflon on its surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97204717 CN2341009Y (en) | 1997-01-26 | 1997-01-26 | Disk spring support for vertical shift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97204717 CN2341009Y (en) | 1997-01-26 | 1997-01-26 | Disk spring support for vertical shift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2341009Y true CN2341009Y (en) | 1999-09-29 |
Family
ID=33925144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97204717 Expired - Fee Related CN2341009Y (en) | 1997-01-26 | 1997-01-26 | Disk spring support for vertical shift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2341009Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101554268A (en) * | 2008-04-11 | 2009-10-14 | 尤尼富尔有限公司 | Telescopic type workbench bracket |
| CN108071740A (en) * | 2017-11-24 | 2018-05-25 | 河南大学 | A kind of new load reliever |
-
1997
- 1997-01-26 CN CN 97204717 patent/CN2341009Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101554268A (en) * | 2008-04-11 | 2009-10-14 | 尤尼富尔有限公司 | Telescopic type workbench bracket |
| CN108071740A (en) * | 2017-11-24 | 2018-05-25 | 河南大学 | A kind of new load reliever |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |