CN208576564U - A kind of hitch - Google Patents
A kind of hitch Download PDFInfo
- Publication number
- CN208576564U CN208576564U CN201721766527.0U CN201721766527U CN208576564U CN 208576564 U CN208576564 U CN 208576564U CN 201721766527 U CN201721766527 U CN 201721766527U CN 208576564 U CN208576564 U CN 208576564U
- Authority
- CN
- China
- Prior art keywords
- coupler body
- cylinder
- cylindrical rubber
- buffer
- rubber buffer
- 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.)
- Active
Links
Landscapes
- Vibration Dampers (AREA)
Abstract
The utility model discloses a kind of hitches, including coupler body, Bidirectional buffering and hook tailstock, Bidirectional buffering includes U-shaped fork, cylindrical rubber buffer and mounting base, mounting base is fixed on hook tailstock, it is provided with mounting hole, cylindrical rubber buffer is arranged in mounting hole, and one end of U-shaped fork and coupler body are affixed, and the other end and cylindrical rubber buffer are pivotally connected.The hitch of the utility model significantly shortens the installation dimension of hitch by new type rubber buffer unit, and size shorten at least 50% or more, while the structure of couplers is compact, realizes that light-weight design, cost of manufacture reduce nearly 60%.
Description
Technical field
The utility model relates to a kind of rail vehicle components more particularly to it is a kind of can significantly shorten hitch size, simplify
Structure of couplers, the hitch substantially to reduce the cost.
Background technique
Rail vehicle includes coupler body and hook tailstock with gib head for the hitch that car body is even hung, wherein buffer is logical
Often it is mounted on hook tailstock, and the position that coupler body and hook tailstock are pivotally connected by bolt is between hook tailstock and coupler body, to make
At hitch, length dimension is very big on vehicle traffic direction, and the installation and replacement of buffer are all pretty troublesome.Meanwhile the hook of coupler body
Head even hang to it is middle when, coupler body cannot achieve automatic adjusting position centering.
Utility model content
The utility model aim be to provide it is a kind of can significantly shorten hitch size, simplify structure of couplers, substantially lower into
This hitch, to solve the above problems.
To achieve the above object, the utility model discloses a kind of hitches, including coupler body, Bidirectional buffering and hook tail
Seat, the Bidirectional buffering includes U-shaped fork, cylindrical rubber buffer and mounting base, and the mounting base is fixed in hook tailstock
On, be provided with mounting hole, the cylindrical rubber buffer is arranged in the mounting hole, one end of the U-shaped fork with
The coupler body is affixed, and the other end and cylindrical rubber buffer are pivotally connected.
It further, further include one for holding up the support base of the coupler body when the coupler body is swung, the support base
One end and the hook tailstock are pivotally connected, and the other end extends near the front end of the coupler body.
Further, the bottom of the mounting hole is provided with limited step, and one end of the cylindrical rubber buffer passes through
Limited step limit, the other end are limited by the snap ring being mounted in the annular groove in mounting hole.
Further, the center of the cylindrical rubber buffer offers pivoted hole, and the U-shaped fork passes through institute by one
It states the shaft of pivoted hole and is pivotally connected with the cylindrical rubber buffer, the cylindrical rubber buffer is by tubular rubber layer and tubular
Steel disc integral molding, the tubular rubber layer and tubular steel disc are spaced apart from each other arrangement.
Further, it is provided in the mounting base for installing positioning pin to prevent determining for cylindrical rubber buffer rotation
Position pin hole, the dowel hole are through in the mounting hole.
It further, further include a buffer unit, the buffer unit includes a resilient rubbber cushion, the resilient rubbber cushion
Bottom be mounted on the support base, the other end extends to the downside of the coupler body.
Further, the buffer unit further includes fixed block and the slip blade that can slide up and down along the fixed block,
The fixed block is mounted on support base and is located at the coupler body two sides, and the slip blade plate is set to the resilient rubbber cushion
Upper and two sides are fastened on respectively in the sliding slot of the fixed block.
Further, the first buffer plate is connected on the downside of the top of the slip blade, the coupler body, it is described
The two sides of coupler body are provided with the second buffer plate for compressing the coupler body, and second buffer plate is fixed in the fixation
On block.
Further, the coupler body two sides are provided with the cylinder that swings, and the cylinder that swings includes the first cylinder body
And First piston bar, first cylinder body are mounted on hook tailstock, the end of the First piston bar is fixed on coupler body.
Further, further include uncoupling crank on the coupler body, the driving uncoupling is additionally provided on the coupler body
The uncoupling cylinder of crank rotation, the uncoupling cylinder include the second cylinder body and second piston bar, second cylinder body and the hook
Body pivot joint, the second piston bar and the uncoupling crank are pivotally connected.
Compared with the prior art, the advantages of the utility model are:
1, the hitch of the utility model significantly shortens the installation dimension of hitch, ruler by new type rubber buffer unit
It is very little to shorten at least 50% or more, while the structure of couplers is compact, realizes that light-weight design, cost of manufacture reduce closely
60%；
2, by the way that in cylindrical rubber buffer, Bidirectional buffering can be born from 360 ° of impact force before and after car body
Buffering；
3, by the way that the limit of snap ring and limited step is arranged in the mounting hole in mounting base, so as to realize vulnerable part
The quick-replaceable of cylindrical rubber buffer further increases the Quick overhaul efficiency of present rail vehicle.
4, gib head is adjusted by left and right adjusting cylinder to deflect, meanwhile, uncoupling crank is driven by uncoupling cylinder, it can be real
The automatic butt and disengaging of gib head when existing different compartments are even hung.
Below with reference to accompanying drawings, the utility model is described in further detail.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.In attached drawing
In:
Fig. 1 is the axonometric schematic diagram of hitch disclosed in the preferred embodiment in the utility model；
Fig. 2 is the mounting structure signal of mounting base disclosed in the preferred embodiment in the utility model and cylindrical rubber buffer
Figure；
Fig. 3 is the schematic cross-sectional view of mounting base disclosed in the preferred embodiment in the utility model and cylindrical rubber buffer；
Fig. 4 is the schematic front view of hitch disclosed in the preferred embodiment in the utility model.
Marginal data:
1, coupler body；2, Bidirectional buffering；3, hook tailstock；4, U-shaped fork；5, cylindrical rubber buffer；6, mounting base；7,
Mounting hole；8, support base；9, limited step；10, annular groove；11, snap ring；12, pivoted hole；13, shaft；14, tubular rubber
Layer；15, tubular steel disc；16, dowel hole；17, buffer unit；18, resilient rubbber cushion；19, slip blade；20, fixed block；
21, swing cylinder；22, the first cylinder body；23, First piston bar；24, uncoupling crank；25, uncoupling cylinder；26, the second cylinder
Body；27, second piston bar；28, hook bolt；29, the first buffer plate；30, the second buffer plate.
Specific embodiment
The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
As Figure 1-Figure 4, the utility model embodiment discloses a kind of hitch, including coupler body 1, Bidirectional buffering 2
With hook tailstock 3, wherein hook tailstock 3 is mounted on the car body of rail vehicle by bolt, and coupler body 1 is used to even hang with another car body,
Bidirectional buffering 2 include U-shaped fork 4, cylindrical rubber buffer 5 and mounting base 6, main function be car body even hang or
Buffering energy-absorbing when operation, mounting base 6 are fixed on hook tailstock 3 or are integrally formed with hook tailstock 3, are provided with mounting hole 7,
Cylindrical rubber buffer 5 is arranged in mounting hole 7, and one end of U-shaped fork 4 and coupler body 1 are affixed, and the other end and cylindrical rubber buffer
Device 5 is pivotally connected.Hitch length is realized under conditions of guaranteeing same buffering vibration absorption ability by this kind of Bidirectional buffering 2
The diminution of 50% or more size, while the quality and volume of hitch are reduced, while cylindrical rubber buffer 5 fills bidirectional buffering
360 ° before and after the car body of impact force can be born in plane by setting 2, expand the range of bumper and absorbing shock.
It in the present embodiment, further include one for holding up the support base 8 of coupler body 1 when coupler body 1 is swung, the support base 8
One end and hook tailstock 3 are pivotally connected, and the other end extends near the front end of coupler body 1, and when hitch is during docking, can hold up can
The coupler body 1 of rotation, convenient for the company of being mutually inserted in adjacent car body gib head and gib head hole extension.
In the present embodiment, the bottom of mounting hole 7 is provided with limited step 9, and one end of cylindrical rubber buffer 5 passes through limit
Position step 9 limits, and the other end is limited by the snap ring 11 in the annular groove 10 that is mounted in mounting hole 7, when needing replacing circle
When column rubber bumper 5, it is only necessary to exit shaft 13 (usually pin), taking out snap ring 11 can be taken off changing cylindrical rubber buffering
Device 5, since the unitary moduleization of cylindrical rubber buffer 5 designs, interchangeability is good, so as to realize vulnerable part cylindrical rubber
The quick-replaceable of buffer 5 further increases the Quick overhaul efficiency of present rail vehicle.
In the present embodiment, the center of cylindrical rubber buffer 5 offers pivoted hole 12, and U-shaped fork 4 passes through pivot by one
It connects the shaft 13 in hole 12 and is pivotally connected with cylindrical rubber buffer 5, cylindrical rubber buffer 5 is by tubular rubber layer 14 and tubular steel disc
15 integral moldings, tubular rubber layer 14 and tubular steel disc 15 are spaced apart from each other arrangement, not only ensure that buffer capacity by rubber,
It ensure that the service life of cylindrical rubber buffer 5 by steel disc simultaneously, this kind of cylindrical rubber buffer 5 makes Bidirectional buffering
2 can bear to improve buffer capacity of the car body in mounting and operation from the bumper and absorbing shock of 360 ° of impact force before and after car body
Power.
In the present embodiment, it is provided in mounting base 6 for installing positioning pin to prevent cylindrical rubber buffer 5 from rotating
Dowel hole 16, dowel hole 16 are through in mounting hole 7.
In the present embodiment, a buffer unit 17 is also additionally provided between support base 8 and coupler body 1, buffer unit 17 wraps
Include a resilient rubbber cushion 18, fixed block 20 and can be along the slip blade 19 that fixed block slides up and down, the bottom of resilient rubbber cushion 18
It is mounted on support base 8, the other end extends to the downside of coupler body 1, passes through the buffering energy-absorbing function of resilient rubbber cushion 18, coupler body 1
When moving downward during car body is even hung or moved, rigid shock will not occur with support base 8, fixed block 20 be mounted on
On support base 8 and it is located at 1 two sides of coupler body, slip blade 19 is set on resilient rubbber cushion 18 and two sides are fastened on fixed block respectively
In 20 sliding slot, when coupler body 1 is when deflecting, since the power of the pushing of coupler body 1 can act directly on slip blade 19, pass through
Power can be evenly transferred on resilient rubbber cushion 18 by the switching of slip blade 19, thus make the uniform force of resilient rubbber cushion 18,
To make, the effect of its buffering energy-absorbing is more preferable, the service life is longer.Meanwhile in the case where being located at the top of slip blade 19, coupler body 1
Side is connected with the first buffer plate 29, and the two sides of coupler body 1 are provided with the second buffer plate 30 for compressing coupler body 1, and second is slow
It rushes backing plate 30 to be fixed on fixed block 20, to avoid the direct rigidity of the coupler body 1 of iron material matter, fixed block 20 and slip blade 19
The problems such as contacting bring abrasive vibration.
In the present embodiment, 1 two sides of coupler body are provided with the cylinder 21 that swings, and the cylinder 21 that swings includes the first cylinder body
22 and First piston bar 23, the first cylinder body 22 be mounted on hook tailstock 3, the end of First piston bar 23 is articulated on coupler body 1.Together
When, further include uncoupling crank 24 on coupler body 1, the uncoupling cylinder 25 of a driving uncoupling crank 24 rotation be additionally provided on coupler body 1,
Uncoupling cylinder 25 includes the second cylinder body 26 and second piston bar 27, and the second cylinder body 26 is pivotally connected with coupler body 1, second piston bar 27 and solution
Hook crank 24 is pivotally connected.By up and down adjustment cylinder and left and right adjusting cylinder, meanwhile, uncoupling crank 24 is driven by uncoupling cylinder 25
And then hook bolt 28 is driven to complete the unlocking, it can be achieved that the automatic butt of gib head and de- when different compartment is even hung of the mutual gib head of the company of extension
From.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of hitch, which is characterized in that including coupler body, Bidirectional buffering and hook tailstock, the Bidirectional buffering includes U
Type fork, cylindrical rubber buffer and mounting base, the mounting base are fixed on hook tailstock, are provided with mounting hole, described
Cylindrical rubber buffer is arranged in the mounting hole, and one end of the U-shaped fork and the coupler body are affixed, the other end and cylinder
Rubber bumper pivot joint, the cylindrical rubber buffer is by tubular rubber layer and tubular steel disc integral molding, the tubular rubber
Glue-line and tubular steel disc are spaced apart from each other arrangement.
2. hitch according to claim 1, which is characterized in that further include one for described in the picking-up when the coupler body is swung
The support base of coupler body, one end of the support base and the hook tailstock are pivotally connected, and the other end extends near the front end of the coupler body.
3. hitch according to claim 1, which is characterized in that the bottom of the mounting hole is provided with limited step, described
One end of cylindrical rubber buffer is limited by limited step, and the other end passes through the card that is mounted in the annular groove in mounting hole
Ring limit.
4. hitch according to claim 1, which is characterized in that the center of the cylindrical rubber buffer offers pivot joint
Hole, the shaft that the U-shaped fork passes through the pivoted hole by one are pivotally connected with the cylindrical rubber buffer.
5. hitch according to claim 4, which is characterized in that be provided in the mounting base for install positioning pin to prevent
Only the dowel hole of cylindrical rubber buffer rotation, the dowel hole are through in the mounting hole.
6. hitch according to claim 2, which is characterized in that further include a buffer unit, the buffer unit includes one
Resilient rubbber cushion, the bottom of the resilient rubbber cushion are mounted on the support base, and the other end extends to the downside of the coupler body.
7. hitch according to claim 6, which is characterized in that the buffer unit further includes fixed block and can be along described solid
Determine the slip blade that block slides up and down, the fixed block is mounted on support base and is located at the coupler body two sides, the sliding support
Plate is set on the resilient rubbber cushion and two sides are fastened on respectively in the sliding slot of the fixed block.
8. hitch according to claim 7, which is characterized in that under the top of the slip blade, the coupler body
Side is connected with the first buffer plate, and the two sides of the coupler body are provided with the second buffer plate for compressing the coupler body, described
Second buffer plate is fixed on the fixed block.
9. -8 any hitch according to claim 1, which is characterized in that the coupler body two sides are provided with the gas that swings
Cylinder, the cylinder that swings includes the first cylinder body and First piston bar, and first cylinder body is mounted on hook tailstock, and described the
The end of one piston rod is fixed on coupler body.
10. -8 any hitch according to claim 1, which is characterized in that it further include uncoupling crank on the coupler body, it is described
It is additionally provided with the uncoupling cylinder of driving uncoupling crank rotation on coupler body, the uncoupling cylinder includes the second cylinder body and the
Two piston rods, second cylinder body and the coupler body are pivotally connected, and the second piston bar and the uncoupling crank are pivotally connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721766527.0U CN208576564U (en) | 2017-12-15 | 2017-12-15 | A kind of hitch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721766527.0U CN208576564U (en) | 2017-12-15 | 2017-12-15 | A kind of hitch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208576564U true CN208576564U (en) | 2019-03-05 |
Family
ID=65499861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721766527.0U Active CN208576564U (en) | 2017-12-15 | 2017-12-15 | A kind of hitch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208576564U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109927750A (en) * | 2017-12-15 | 2019-06-25 | 株洲春华实业有限责任公司 | A kind of hitch |
| CN113911160B (en) * | 2021-11-12 | 2024-06-07 | 江苏肯耐特轨道装备科技有限公司 | Driving device for uncoupling and automatic uncoupling mechanism of coupler of driving device |
-
2017
- 2017-12-15 CN CN201721766527.0U patent/CN208576564U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109927750A (en) * | 2017-12-15 | 2019-06-25 | 株洲春华实业有限责任公司 | A kind of hitch |
| CN113911160B (en) * | 2021-11-12 | 2024-06-07 | 江苏肯耐特轨道装备科技有限公司 | Driving device for uncoupling and automatic uncoupling mechanism of coupler of driving device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105383307B (en) | A kind of city rail vehicle pantograph multiple degrees of freedom bow | |
| CN208576564U (en) | A kind of hitch | |
| CN203194157U (en) | Lifting type carriage horizontal-moving sliding device | |
| CN109927744A (en) | A kind of hitch | |
| CN208576563U (en) | A kind of hitch | |
| CN206217821U (en) | A kind of automobile collision preventing back rest | |
| CN109927750A (en) | A kind of hitch | |
| CN109927746A (en) | A kind of hitch | |
| CN211038592U (en) | Pumping unit horse head locking device | |
| CN105270431A (en) | Wagon coupler unlocking mechanism and wagon coupler buffer device with the same | |
| CN107364460A (en) | A kind of cab apron device with Quick locking function | |
| CN109632513A (en) | A kind of Double-hydraulic power pressure-shear test machine | |
| CN206983993U (en) | A kind of cab apron device with Quick locking function | |
| CN113184128B (en) | Radar vibration reduction structure and ship radar bearing device thereof | |
| CN209738892U (en) | Dining table for heavy truck | |
| CN210502236U (en) | Quick change bracket component and electric automobile | |
| CN209197944U (en) | A kind of clamping device for the measurement of ball-head tension rod shaking moment | |
| CN209542319U (en) | Energy-saving hydraulic pressure-shear test machine | |
| CN110441076B (en) | Silent trailer | |
| CN113233384A (en) | Tool and equipment for disassembling and assembling tuyere middle sleeve of iron-making blast furnace | |
| CN209022923U (en) | Process bogie supporting and positioning device | |
| CN208840612U (en) | The pipe clamping device of direct current saw aluminium machine | |
| CN210047477U (en) | Novel coupler assembly | |
| CN207291945U (en) | A kind of installation axis pin of vehicle wiper | |
| CN217170684U (en) | Elastic hinge for railway vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |