CN208453005U - A kind of gyrocar center traction device - Google Patents
A kind of gyrocar center traction device Download PDFInfo
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- CN208453005U CN208453005U CN201821190769.4U CN201821190769U CN208453005U CN 208453005 U CN208453005 U CN 208453005U CN 201821190769 U CN201821190769 U CN 201821190769U CN 208453005 U CN208453005 U CN 208453005U
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- flexural pivot
- centrepin
- gyrocar
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Abstract
The utility model discloses a kind of gyrocar center traction devices, including centrepin, center flexural pivot, traction key seat, center flexural pivot is mounted in traction key seat, center pin connection astrosphere hinge, centrepin is inserted in from top to bottom in the flexural pivot of center, and centrepin and center flexural pivot pass through bolt two and locking nut locking connection；Center flexural pivot includes inner sleeve, and centrepin top surface is equipped with backing plate two, and two upper end of bolt is connect after passing through center flexural pivot, centrepin, backing plate two from bottom to up with locking nut, and two lower end of bolt is fixed together with center flexural pivot inner sleeve lower end.It draws in the inner cavity of key seat and lateral backstop is installed.The utility model reduces lower end requirements of installation space, without being dismounted in traction key seat lower end, current gyrocar is solved the problems, such as since bogie structure tight space is small, gyrocar arrangement and the lateral backstop of installation are inconvenient, will simply and easily can be exited in center flexural pivot therefrom heart pin by included bolt, nut and installation backing plate.
Description
Technical field
The utility model relates to gyrocar traction device technical fields.
Background technique
Center traction device is mounted between vehicle body of railway vehicle and bogie, is used for connection body and bogie, and transmitting is led
Gravitation and brake force, the caused impact of simultaneous buffering wheel and vibration.Center traction device include traction key seat, center flexural pivot and
Centrepin.Centrepin is the connector of connection body Yu center traction device, transmits tractive force and brake force.The installation of center flexural pivot
In traction key seat, connection traction key seat and centrepin transmit tractive force and brake force.In the prior art, there are following technologies
Problem: gyrocar lower space is small, and arrangement and installation center traction device are inconvenient；Gyrocar is due to bogie structure tight space
Small, arrangement and the lateral backstop of installation are inconvenient, and some is arranged without lateral backstop；Center traction device need to dismantle center flexural pivot and center
Pin is inconvenient, need to be dismounted below centrepin mostly, and for gyrocar, steering structure is compact, and lower section has without the withdrawal space
Needs will be exited in center flexural pivot therefrom heart pin using additional frock tool.
In the prior art, a kind of centrepin is disclosed application No. is the utility model of CN200620036147.7 add zigzag
Pull rod device for tracting locomotive has towing pin in locomotive bottom, traction key seat is set on towing pin, distinguishes at traction key seat both ends
Drawing pull bar is installed, two drawing pull bars and traction key seat are arranged in Z-shaped, pass through elasticity between drawing pull bar and traction key seat
Joint is hinged, and the other end of drawing pull bar is connected with the drawing pull bar seat on bogie crossbeam;In towing pin and traction key seat
It is also equipped with elastic element.Application No. is the utility models of CN200820072618.9 to disclose a kind of steering of no abrasion structure
Frame central traction apparatus is mainly made of centrepin, draw beam, drawing pull bar, central pin bush, and central pin bush is fitted in draw beam
Central tube in, centrepin and central pin bush concentric fits, therebetween using cone cooperation, drawing pull bar is mounted in draw beam
The left and right sides of heart cylinder, the length direction of drawing pull bar and the length direction right angle setting of draw beam form " Z " character form structure,
It is characterized by: central pin bush uses the vulcanizable construction of metal and rubber, centrepin uses hollow cast structure.It is above existing
Technology, it is small to be difficult to solve gyrocar lower space, the above problems such as arrangement and installation center traction device inconvenience.
Utility model content
The utility model provides a kind of gyrocar center traction device, can solve gyrocar lower space it is small, arrangement and
The problem of installation center traction device inconvenience.
The technical solution of the utility model is: a kind of gyrocar center traction device, including centrepin, center flexural pivot, leads
Draw key seat, center flexural pivot is mounted in traction key seat, and center pin connection astrosphere hinge, centrepin is inserted in astrosphere from top to bottom
In hinge, centrepin and center flexural pivot pass through bolt two and locking nut locking connection；Center flexural pivot includes inner sleeve, centrepin top surface
Equipped with backing plate two, two upper end of bolt is connect after passing through center flexural pivot, centrepin, backing plate two from bottom to up with locking nut, bolt
Two lower ends are fixed together with center flexural pivot inner sleeve lower end.
Two lower end of bolt is fixed together by fixed device with center flexural pivot inner sleeve lower end.
Two lower end of bolt is bolt head；The fixed device includes bolt one, the bolt below the flexural pivot inner sleeve of center
Set and the backing plate one below bolt sleeve；Inner sleeve lower end is equipped with bolt hole one, and bolt sleeve is sleeved on bolt two, bolt two
Bolt head is stuck in bolt sleeve, and backing plate one is located at the bolt head of bolt two in the following, bolt one sequentially passes through backing plate from bottom to up
One and bolt sleeve after be fixedly connected in bolt hole one.
Part is in contact as the square hole knot matched with the bolt head of bolt two with the bolt head of bolt two in the middle part of bolt sleeve
Structure.
Drawing key seat includes inner cavity, and lateral backstop is equipped in the inner cavity of traction key seat, and lateral backstop is solid by bolt
It is scheduled in traction key seat.
The gyrocar center traction device further includes bolt three, and the backing plate two can be removed and be sleeved on locking screw
Two upper end of bolt above mother, centrepin top surface are equipped with bolt hole two, and backing plate two is equipped with the removal hole that can be passed through for bolt three,
Bolt three can be screwed into the bolt hole two of centrepin after the removal hole of backing plate two, and can be by astrosphere by twisting bolt three
Hinge is separated from centrepin.
The utility model has the beneficial effects that
1. the position that is locked of centrepin and center flexural pivot is transferred to by the utility model by traction key seat lower end
End, reduces lower end requirements of installation space, without being dismounted in traction key seat lower end, solves gyrocar bogie lower end peace
The problem of dress center traction device inconvenience meets the use and space layout requirement of gyrocar.
2. lateral backstop arrangement is installed in traction key seat inner cavity by the utility model, it is not take up bogie and car body
Space solves current gyrocar since bogie structure tight space is small, gyrocar is arranged and installs lateral backstop inconvenience
Problem meets the use and space layout requirement of gyrocar.
3. the utility model, can be simple and convenient by included bolt, nut and installation backing plate without additional tooling
Will be exited in center flexural pivot therefrom heart pin, center flexural pivot and centrepin are difficult to dismantle when solving disassembly center traction device
Problem.
Detailed description of the invention
Fig. 1 is the utility model gyrocar center traction device front view structure (broken section) schematic diagram；
Fig. 2 is the utility model gyrocar center traction device left view structure (broken section) schematic diagram；
Fig. 3 is the utility model gyrocar center traction device disassembly schematic diagram；
In figure: backing plate 1, bolt 1, gasket 1, bolt sleeve 4, center flexural pivot 5, traction key seat 6, lateral backstop 7, in
Heart pin 8, backing plate 29, bolt 2 10, locking nut 11, gasket 2 12, bolt 3 13.
Specific embodiment
As shown in Figure 1 and Figure 2, a kind of gyrocar center traction device, including centrepin 8, center flexural pivot 5, traction key seat 6.
The inner sleeve lower end of center flexural pivot 5 is equipped with bolt hole one, and bolt sleeve 4 is sleeved on bolt 2 10, and the bolt head of bolt two is stuck in
In bolt sleeve, backing plate 1, gasket 1 are located at the bolt head of bolt two in the following, bolt 1 passes through gasket 1, backing plate 1, spiral shell
Bolt set 4 is simultaneously screwed into the bolt hole one of center flexural pivot 5, and the lower end of bolt 2 10 is fixed on center traction device lower end.Bolt
Set 4 is equipped with square hole structure, and 2 10 head of bolt (bolt head), which is stuck in square hole, prevents bolt two from rotating, and bolt 2 10 is logical
It crosses locking nut 11, gasket 2 12 and backing plate 29 and center flexural pivot 5 is fixed and locked with centrepin 8.In traction key seat 6
Inner cavity in equipped with lateral backstop 7, lateral backstop 7 is bolted in traction key seat 6.
When dismantling car body and bogie, centrepin (centrepin connection body) and traction key seat (traction key seat need to be dismantled
It is connected on bogie by draw bar), therefore centrepin 8 need to be separated with center flexural pivot 5.As shown in figure 3, by backing plate 29
It removes and places in 2 10 top of bolt, backing plate two is sleeved on two upper end of bolt above locking nut, and bolt 3 13 is passed through
Be screwed into after the removal hole of backing plate two in the bolt hole two of 8 upper end of centrepin, by be screwed into 3 13, bolt can by center flexural pivot 5 from
It is separated in centrepin 8.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on are included in the protection scope of the present invention.
Claims (6)
1. a kind of gyrocar center traction device, including centrepin, center flexural pivot, traction key seat, center flexural pivot are mounted on traction
In key seat, center pin connection astrosphere hinge, characterized in that centrepin is inserted in from top to bottom in the flexural pivot of center, and centrepin is in
Bulbus cordis hinge passes through bolt two and locking nut locking connection；Center flexural pivot includes inner sleeve, and centrepin top surface is equipped with backing plate two, bolt
Two upper ends are connect after passing through center flexural pivot, centrepin, backing plate two from bottom to up with locking nut, two lower end of bolt and center flexural pivot
Inner sleeve lower end is fixed together.
2. gyrocar center according to claim 1 traction device, characterized in that two lower end of bolt pass through fixed device with
Center flexural pivot inner sleeve lower end is fixed together.
3. gyrocar center according to claim 2 traction device, characterized in that two lower end of bolt is bolt head；It is described
Fixed device includes bolt one, the bolt sleeve below the flexural pivot inner sleeve of center and the backing plate one below bolt sleeve；Inner sleeve
Lower end is equipped with bolt hole one, and bolt sleeve is sleeved on bolt two, and the bolt head of bolt two is stuck in bolt sleeve, and backing plate one is located at
The bolt head of bolt two is in the following, bolt one is fixedly connected on bolt hole one after sequentially passing through backing plate one and bolt sleeve from bottom to up
In.
4. gyrocar center according to claim 3 traction device, characterized in that the bolt at bolt sleeve middle part and bolt two
Head is in contact part as the square hole structure matched with the bolt head of bolt two.
5. gyrocar center according to claim 1 traction device, characterized in that traction key seat includes inner cavity, is being drawn
Lateral backstop is installed, lateral backstop is bolted in traction key seat in the inner cavity of key seat.
6. gyrocar center according to claim 1 traction device, characterized in that it further include bolt three, the backing plate two
It can be removed and be sleeved on two upper end of bolt above locking nut, centrepin top surface is equipped with bolt hole two, and backing plate two is equipped with
The removal hole that can be passed through for bolt three, bolt three can be screwed into the bolt hole two of centrepin after the removal hole of backing plate two, and
It can will be separated in center flexural pivot therefrom heart pin by twisting bolt three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821190769.4U CN208453005U (en) | 2018-07-26 | 2018-07-26 | A kind of gyrocar center traction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821190769.4U CN208453005U (en) | 2018-07-26 | 2018-07-26 | A kind of gyrocar center traction device |
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| Publication Number | Publication Date |
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| CN208453005U true CN208453005U (en) | 2019-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821190769.4U Active CN208453005U (en) | 2018-07-26 | 2018-07-26 | A kind of gyrocar center traction device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113401158A (en) * | 2021-06-09 | 2021-09-17 | 株洲时代新材料科技股份有限公司 | Central traction device and splitting method thereof |
| CN113788042A (en) * | 2021-09-26 | 2021-12-14 | 中车唐山机车车辆有限公司 | Bogie and rail vehicle |
| CN113954903A (en) * | 2021-11-30 | 2022-01-21 | 中车大连机车车辆有限公司 | Dismounting device and dismounting method for locomotive traction pin |
-
2018
- 2018-07-26 CN CN201821190769.4U patent/CN208453005U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113401158A (en) * | 2021-06-09 | 2021-09-17 | 株洲时代新材料科技股份有限公司 | Central traction device and splitting method thereof |
| CN113788042A (en) * | 2021-09-26 | 2021-12-14 | 中车唐山机车车辆有限公司 | Bogie and rail vehicle |
| CN113954903A (en) * | 2021-11-30 | 2022-01-21 | 中车大连机车车辆有限公司 | Dismounting device and dismounting method for locomotive traction pin |
| CN113954903B (en) * | 2021-11-30 | 2023-02-24 | 中车大连机车车辆有限公司 | Dismounting device and dismounting method for locomotive traction pin |
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