CN209294372U - A kind of gear-box C-shaped bracket of variable support rubber stiffness - Google Patents
A kind of gear-box C-shaped bracket of variable support rubber stiffness Download PDFInfo
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- CN209294372U CN209294372U CN201822237412.3U CN201822237412U CN209294372U CN 209294372 U CN209294372 U CN 209294372U CN 201822237412 U CN201822237412 U CN 201822237412U CN 209294372 U CN209294372 U CN 209294372U
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Abstract
The utility model relates to high speed motor car transmission system fields, especially a kind of gear-box C-shaped bracket of variable support rubber stiffness, comprising: C-shaped supporter, the C-shaped supporter has the opening of tong-like, and the interconnecting piece for connecting with bogie frame is provided on C-shaped supporter；Rubber bodies, the rubber bodies quantity is both ends that are more than two and being installed on the opening, and the rubber bodies are used for tooth connection roller box；It further include regulating part, at least one end is equipped with regulating part in the both ends of the opening, and the rubber bodies that one end of regulating part is equipped in the opening are mounted on C-shaped supporter by regulating part, regulating part is configured as: on the folding direction of the opening, the relative position of the rubber bodies of C-shaped supporter and the connection regulating part is adjustable, the purpose of utility model of the utility model is to provide a kind of gear-box C-shaped bracket of stiffness variable, changes the pre compressed magnitude of support rubber by certain structure to realize the adjusting of its support stiffness.
Description
Technical field
The utility model relates to high speed motor car transmission system field, especially a kind of gear-box of variable support rubber stiffness
C-shaped bracket.
Background technique
Traction Drive control system is one of 9 big key technologies of high-speed EMUs, and the suspended structure of gear-box is high speed
The important load bearing component of motor-car transmission device.Currently, the gear-box of China's high-speed EMUs and the connection type of bogie frame
C-shaped supporting structure is mostly used greatly.The C-shaped bracket one end is fixed architecturally, and the other end then passes through upper and lower 2 laminated rubber bullets
Spring is connect with gear-box.
C-shaped bracket plays the important function of transmitting tractive force, brake force and fixed conveyor gear-box in EMU operation.
For locomotive and the common hanging rod structure of subway, the force way of C-shaped supporting structure has obtained point to a certain extent
It dissipates, and there is certain damping property, be conducive to alleviate gear-box level of vibration and reduce internal dynamic engagement force, to make it
With higher reliability.
Modern High-Speed EMU usually works under a variety of different environment, and vibration characteristics has certain difference；Together
When, gear-box supports rubber structure during long service, and performance gradually develops degeneration, the vibration to components such as gear-boxes
Characteristic tool has a certain impact.In this case, the dynamic property under motivating gear-box externally and internally is kept
It is problems faced in a practical application in good level.
Traditional C-shaped bracket is mostly metal integral structure, and stiffness characteristics are in design just it has been determined that can not pacify
It is adjusted after dress, in the operating condition of reply variation, its vibration isolating effect is unable to reach optimal.
Utility model content
In view of the problems of the existing technology, the purpose of utility model of the utility model is to provide a kind of stiffness variable
Gear-box C-shaped bracket changes the pre compressed magnitude of support rubber by certain structure to realize the adjusting of its support stiffness.
To achieve the goals above, the technical solution adopted in the utility model are as follows:
A kind of gear-box C-shaped bracket of variable support rubber stiffness comprising:
C-shaped supporter, the C-shaped supporter have the opening of tong-like, and are provided with and are used for and bogie on C-shaped supporter
The interconnecting piece of framework connection；
Rubber bodies, the rubber bodies quantity is both ends that are more than two and being installed on the opening, and the rubber bodies are used
In tooth connection roller box；
Regulating part, at least one end is equipped with regulating part in the both ends of the opening, and is equipped with regulating part in the opening
The rubber bodies of one end be mounted on C-shaped supporter by regulating part, the regulating part is configured as: in the folding of the opening
On direction, the relative position of the rubber bodies of the C-shaped supporter and the connection regulating part is adjustable.
In use process, rubber bodies are compressed by adjusting regulating part, all close structures are made by compressed counter-force
Ground links together (C-shaped supporter, rubber bodies and gear-box), and the rigidity of rubber bodies is made to become larger, or adjusts regulating part, release
Rubber bodies make the rigidity of rubber bodies become smaller, and suitable for different mechanical equipments, carry out the vibration isolation of different-effect, meanwhile, for rubber
For colloid during long service, performance gradually develops degeneration, and the rigidity of rubber bodies becomes larger, and makes rubber by adjusting regulating part
Body is released, and the rigidity of rubber bodies can be made to be again restored to satisfactory range, continued to use, extended to a certain extent
The service life of part.
As a preferred embodiment of the present invention, the regulating part quantity is two or more, and the both ends of the opening are equal
At least have a regulating part, so that the stress of adjustment process gear-box is more symmetrical, while reducing unilateral adjusting bring gear
The displacement of case.
As a preferred embodiment of the present invention, the interconnecting piece is connecting plate, and the connecting plate is located at C-shaped support
Far from the side of the opening on body.
As a preferred embodiment of the present invention, the regulating part is gasket, requires rigidity lower under service load, hand
The dynamic number for reducing gasket, discharges rubber bodies, so that the deformation of rubber bodies is become larger, reach the lower requirement of rigidity；In ultimate load
It requires rigidity higher under effect, increases the number of gasket manually, compressing rubber body makes the deformation of rubber bodies become smaller, reaches rigidity
Higher requirement.
As a preferred embodiment of the present invention, the regulating part is hydraulic or air pressure mechanism.
As a preferred embodiment of the present invention, the regulating part is gear and rack teeth mechanism or threaded connection.
As a preferred embodiment of the present invention, the rubber bodies are rotary body, and compression deformation is more evenly.
As a preferred embodiment of the present invention, the C-shaped supporter is symmetric body, and symmetrical plane includes across described
It is open and makes the symmetrical plane in both ends that is open, C-shaped supporter itself is also more stable to the receiving of the elastic force of rubber bodies, while rubber
The installation site of body is also more convenient setting.
The beneficial effects of the utility model are: compressing rubber bodies in use process by adjusting regulating part, being compressed
Counter-force afterwards links together (C-shaped supporter, rubber bodies and gear-box) with making all close structures, becomes the rigidity of rubber bodies
Greatly, or regulating part is adjusted, discharges rubber bodies, the rigidity of rubber bodies is made to become smaller, suitable for different mechanical equipments, carried out different
The vibration isolation of effect, meanwhile, for rubber bodies during long service, performance gradually develops degeneration, and the rigidity of rubber bodies becomes
Greatly, rubber bodies are released by adjusting regulating part, the rigidity of rubber bodies can be made to be again restored to satisfactory range, after
It is continuous to use, the service life of part is extended to a certain extent.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment 1；
Fig. 2 is the structural schematic diagram of the utility model embodiment 2；
Marked in the figure: 1-C shape supporter, 2- upper junction plate, 3- lower connecting plate, the upper regulating part of 4-, 5- top shoe, 6- up-regulation
Whole rubber adjusts rubber, 8- sliding block, 9- lower connecting plate, 10- Upper gasket, 11- lower gasket under 7-.
Specific embodiment
The utility model is described in further detail below with reference to embodiment and specific embodiment.But it should not be by this
The range for being interpreted as the above-mentioned theme of the utility model is only limitted to embodiment below, in all utility models based on the utility model
Hold realized technology and belongs to the scope of the utility model.
Embodiment 1
Such as Fig. 1, a kind of gear-box C-shaped bracket of variable support rubber stiffness comprising:
C-shaped supporter 1, the C-shaped supporter 1 have the opening of tong-like, and be provided on C-shaped supporter 1 for turn
(the C-shaped supporter 1 is symmetric body to the interconnecting piece connected to framework frame, and symmetrical plane includes across the opening and making out
The symmetrical plane in mouth both ends), the interconnecting piece is connecting plate, and the connecting plate is located on the C-shaped supporter 1 to be opened far from described
The side of mouth, specially upper junction plate 2 and lower connecting plate 93；
Rubber bodies, the rubber bodies quantity is two and is installed on the both ends of the opening, and the rubber bodies are for connecting
Gear-box is connect, it is cylindrical structure, and the axis of two rubber bodies is overlapped (two in the present embodiment that the rubber bodies, which are rotary body,
A rubber bodies are upper adjustment rubber 6 and lower adjustment rubber 7, and the lower end surface of upper adjustment rubber 6 is connected with gear-box, lower adjustment rubber
7 upper surface is connected with gear-box)；
Regulating part, at least one end is equipped with regulating part in the both ends of the opening, and is equipped with regulating part in the opening
The rubber bodies of one end be mounted on C-shaped supporter 1 by regulating part, the regulating part is configured as: in opening for the opening
It closes on direction, the relative position of the C-shaped supporter 1 and the rubber bodies for connecting the regulating part is adjustable.
In the present embodiment, the regulating part quantity is two, and the both ends of the opening are respectively provided with regulating part (this reality
Applying two regulating parts in example is upper regulating part 4 and lower regulating part), the regulating part is hydraulic or air pressure mechanism, the upper adjustment
Rubber 6 is installed on top shoe 5, and on the upper regulating part 4, the lower adjustment rubber 7 is installed on down for the cooperation of top shoe 5
On sliding block 8, the cooperation of sliding block 8 is on the lower regulating part.
Require rigidity lower under service load, regulating part 4 and lower regulating part, make top shoe 5 and sliding block 8 all in adjusting
It is mobile to the direction far from gear-box, rubber 6 and lower adjustment rubber 7 are adjusted in release, make the distance of top shoe 5 and sliding block 8
Become larger, then the deformation of rubber bodies is larger, reaches the lower requirement of rigidity；It requires rigidity higher under ultimate load effect, adjusts
Upper regulating part 4 and lower regulating part keep top shoe 5 and sliding block 8 all mobile to the direction of gear-box, 6 He of rubber are adjusted in compression
Lower adjustment rubber 7, makes top shoe 5 and the distance of sliding block 8 become smaller, then the deformation of rubber bodies is smaller, reaches that rigidity is higher to be wanted
It asks.
Embodiment 2
Such as Fig. 2, it is in the present embodiment with the difference of embodiment 1, the regulating part is gasket, specially Upper gasket 10
With lower gasket 11, upper adjustment rubber 6 is installed on C-shaped supporter 1 by Upper gasket 10, and lower adjustment rubber 7 passes through lower gasket 11
It is installed under C-shaped supporter 1, requires rigidity lower under service load, reduce the number of gasket manually, adjust rubber in release
6 and lower adjustment rubber 7, so that the deformation of rubber bodies is become larger, reaches the lower requirement of rigidity；Rigidity is required under ultimate load effect
It is higher, increase the number of gasket manually, adjusts rubber 6 and lower adjustment rubber 7 in compression, so that the deformation of rubber bodies is become smaller, reach
The higher requirement of rigidity.
Embodiment 3
It is in the present embodiment with the difference of embodiment 1, the regulating part is gear and rack teeth mechanism or threaded connection machine
Structure can also be other mechanical mechanisms.
Claims (8)
1. a kind of gear-box C-shaped bracket of variable support rubber stiffness comprising:
C-shaped supporter, the C-shaped supporter have the opening of tong-like, and are provided with and are used for and bogie frame on C-shaped supporter
The interconnecting piece of connection；
Rubber bodies, the rubber bodies quantity is both ends that are more than two and being installed on the opening, and the rubber bodies are for connecting
Connect gear-box；
It is characterized in that, further including regulating part, at least one end is equipped with regulating part in the both ends of the opening, and in the opening
The rubber bodies for being equipped with one end of regulating part are mounted on C-shaped supporter by regulating part, and the regulating part is configured as: in institute
It states on the folding direction of opening, the relative position of the rubber bodies of the C-shaped supporter and the connection regulating part is adjustable.
2. the gear-box C-shaped bracket of variable support rubber stiffness according to claim 1, which is characterized in that the adjusting
Number of packages amount is two or more, and the both ends of the opening at least have a regulating part.
3. the gear-box C-shaped bracket of variable support rubber stiffness according to claim 1, which is characterized in that the connection
Portion is connecting plate, and the connecting plate is located at the side on the C-shaped supporter far from the opening.
4. the gear-box C-shaped bracket of variable support rubber stiffness according to claim 2, which is characterized in that the adjusting
Part is gasket.
5. the gear-box C-shaped bracket of variable support rubber stiffness according to claim 2, which is characterized in that the adjusting
Part is hydraulic or air pressure mechanism.
6. the gear-box C-shaped bracket of variable support rubber stiffness according to claim 2, which is characterized in that the adjusting
Part is gear and rack teeth mechanism or threaded connection.
7. the gear-box C-shaped bracket of variable support rubber stiffness according to claim 1, which is characterized in that the rubber
Body is rotary body.
8. the gear-box C-shaped bracket of variable support rubber stiffness described in -7 any one, feature exist according to claim 1
In the C-shaped supporter is symmetric body, and symmetrical plane includes across the opening and making the symmetrical plane in both ends that is open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822237412.3U CN209294372U (en) | 2018-12-28 | 2018-12-28 | A kind of gear-box C-shaped bracket of variable support rubber stiffness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822237412.3U CN209294372U (en) | 2018-12-28 | 2018-12-28 | A kind of gear-box C-shaped bracket of variable support rubber stiffness |
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| Publication Number | Publication Date |
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| CN209294372U true CN209294372U (en) | 2019-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822237412.3U Active CN209294372U (en) | 2018-12-28 | 2018-12-28 | A kind of gear-box C-shaped bracket of variable support rubber stiffness |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109505962A (en) * | 2018-12-28 | 2019-03-22 | 西南交通大学 | A kind of gear-box C-shaped bracket of variable support rubber stiffness |
-
2018
- 2018-12-28 CN CN201822237412.3U patent/CN209294372U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109505962A (en) * | 2018-12-28 | 2019-03-22 | 西南交通大学 | A kind of gear-box C-shaped bracket of variable support rubber stiffness |
| CN109505962B (en) * | 2018-12-28 | 2023-10-24 | 西南交通大学 | Gear box C-shaped bracket with variable supporting rubber rigidity |
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