CN201895667U - Transition car coupler - Google Patents
Transition car coupler Download PDFInfo
- Publication number
- CN201895667U CN201895667U CN2010206014240U CN201020601424U CN201895667U CN 201895667 U CN201895667 U CN 201895667U CN 2010206014240 U CN2010206014240 U CN 2010206014240U CN 201020601424 U CN201020601424 U CN 201020601424U CN 201895667 U CN201895667 U CN 201895667U
- Authority
- CN
- China
- Prior art keywords
- connecting portion
- coupler
- coupler connecting
- tight lock
- hook tongue
- 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 - Lifetime
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Abstract
The utility model discloses a transition car coupler, comprising a connecting device and a coupler knuckle component, wherein the connecting device comprises a common automatic bicycle coupler connecting part and a tight-lock car coupler connecting part which are connected together by casting; a plurality of reinforcing ribs are connected between the back of the common automatic bicycle coupler connecting part and the side of the tight-lock car coupler connecting part; the coupler knuckle component comprises a coupler knuckle and a pull rod which are fixedly connected with each other; the coupler knuckle component is arranged in the coupler knuckle cavity of the tight-lock car coupler connecting part; the circular surface of the coupler knuckle is slidingly matched with the corresponding curved surface of the coupler knuckle cavity; the two sides of the coupler knuckle are provided with curved notches; ring locking plates are arranged on the two sides of the coupler knuckle cavity on the tight-lock car coupler connecting part, are respectively extended in the corresponding curved notches of the coupler knuckle, and are slidingly matched with the curved walls of the curved notches; a limit block is arranged in the cavity of the tight-lock car coupler connecting part; and the pull rod can support the limit block when swinging. The transition car coupler is compact in structure, convenient in operation and high in strength.
Description
Technical field
The utility model relates to a kind of connecting device of railway vehicle, and especially a kind of motor train unit and existing rolling stock of being applicable to connects the transition hitch of hanging.
Background technology
At present, adopt tight lock coupler on the motor train unit comprehensively, and the general common automatic car coupler (for example meeting the common automatic car coupler that TB/T2950-2006 rolling stock hitch connects the regulation of profile) that uses on the existing rolling stock, above-mentioned two kinds of hitches are extensively utilization on the line all, but because structure is different fully, each other can not direct connection.For two kinds of dissimilar hitches are linked to each other, the existing rolling stock of realization is connected with motor train unit or speed-raising passenger vehicle, needs a kind of transition apparatus, and two kinds of dissimilar hitches are connected.The constructional feature of transition hitch is that an end is connected with common automatic car coupler, and the other end is connected with tight lock coupler.Because textural difference is bigger, so manufacture difficulty is quite big.And the general structure of existing transition hitch is the first half of common automatic car coupler, complex structure, and weight is big, the original tight lock coupler of motor train unit need be pulled down during use, changes the transition hitch, and it is very inconvenient to operate.
Summary of the invention
The purpose of this utility model is to provide a kind of compact conformation, be convenient to operate and transition hitch that intensity is high.
In order to achieve the above object, the technical solution of the utility model is: a kind of transition hitch, comprise connecting device and hook tongue assembly, described connecting device comprises common automatic car coupler connecting portion and tight lock coupler connecting portion, and described common automatic car coupler connecting portion and tight lock coupler connecting portion link together by inblock cast; Described common automatic car coupler connecting portion comprises S shape arc body and is connected baffle plate that the tight lock coupler connecting portion comprises convex cone and cavity; Be connected with plurality of strengthening ribs between the side of the back side of described common automatic car coupler connecting portion and tight lock coupler connecting portion; Described hook tongue assembly comprises hook tongue and pull bar, and pull bar is captiveed joint with the hook tongue, and hook tongue assembly is installed in the coupler knuckle chamber of tight lock coupler connecting portion, the corresponding cambered surface bearing fit of the arc surface of hook tongue and coupler knuckle chamber; Described hook tongue both sides have the arc gap, and place, coupler knuckle chamber both sides on the tight lock coupler connecting portion all has the annular arrangement locking plate, the annular arrangement locking plate stretch on the hook tongue in the corresponding arc gap and with the arcwall bearing fit of arc gap; Have limiting stopper in the inner chamber of tight lock coupler connecting portion, can offset with limiting stopper during the pull bar swing.
Described connecting device is an inblock cast thin-walled cavity structure.
Described common automatic car coupler connecting portion is the thin-walled cavity structure, and is provided with the reinforcement dividing plate in the cavity of its S shape arc body.
Described reinforced rib is a triangle, and perhaps described reinforced rib is the triangle that belly has mesopore.
The both sides of the tight lock coupler connecting portion of described connecting device are provided with handle, convenient carrying.
Described annular arrangement locking plate is welded on the semi circular surface at the place, coupler knuckle chamber both sides on the tight lock coupler connecting portion.
Described pull bar is captiveed joint with the hook tongue by taper pin.
S shape arc body one end of described common automatic car coupler connecting portion is welded with the U-shaped anti-drop device.
The cross sectional shape of described reinforcement dividing plate is identical with the cross sectional shape of the cavity of S shape arc body, and the sectional area of perhaps described reinforcement dividing plate is less than the sectional area of the cavity of S shape arc body.
Described reinforced rib is connected between the side of the back side of S shape arc body of common automatic car coupler connecting portion and tight lock coupler connecting portion.
After adopting said structure,, and between the side of the back side of common automatic car coupler connecting portion and tight lock coupler connecting portion, be connected with plurality of strengthening ribs because common automatic car coupler connecting portion and tight lock coupler connecting portion link together by inblock cast; Therefore have compact conformation, intensity height, good reliability characteristics; Be installed in the coupler knuckle chamber of tight lock coupler connecting portion owing to hook tongue assembly again, the corresponding cambered surface bearing fit of the arc surface of hook tongue and coupler knuckle chamber, therefore can make easily that by operation hook tongue assembly common rolling stock is connected with motor train unit, need not original tightlock coupler is unloaded, operation is very easy.Particularly, when motor train unit et out of order or need loopback, just can realize motor train unit by existing locomotive traction, and can satisfy the requirement of fair speed loopback.
In addition, because described connecting device is an inblock cast thin-walled cavity structure, so alleviated weight greatly; Be convenient to carrying; Owing in the cavity of the S of common automatic car coupler connecting portion shape arc body, be provided with the reinforcement dividing plate, strengthen the pressurized and the tensile strength of described connecting device again, fully guaranteed the advantage of the utility model intensity height, good reliability.
Description of drawings
The embodiment that provides below in conjunction with accompanying drawing is described in further detail the utility model.
Fig. 1 is the structural representation of a kind of transition hitch of the present utility model;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is the cutaway view of Fig. 2 along the A-A line, i.e. coupled condition scheme drawing;
Fig. 4 is the view to be connected of Fig. 3;
Fig. 5 is the cutaway view of Fig. 4 along the B-B line;
Fig. 6 is the structural representation of the hook tongue assembly in the utility model;
Fig. 7 is the structural representation of the hook tongue in the utility model;
Fig. 8 is the birds-eye view of Fig. 7;
Fig. 9 is the structural representation of the annular arrangement locking plate in the utility model;
Figure 10 is the birds-eye view of Fig. 9;
Figure 11 is the cutaway view of Fig. 2 along the C-C line;
Figure 12 is the S shape arc body and the another kind of constructional drawing of strengthening dividing plate in the utility model.
The specific embodiment
Shown in Fig. 1,2,3,4,5,6,7,8,9,10, a kind of transition hitch of the present utility model, comprise connecting device and hook tongue assembly, described connecting device comprises common automatic car coupler connecting portion 1 and tight lock coupler connecting portion 2, and described common automatic car coupler connecting portion 1 and tight lock coupler connecting portion 2 link together by inblock cast; Described common automatic car coupler connecting portion 1 comprises S shape arc body 1-1 and is connected baffle plate 1-2 that tight lock coupler connecting portion 2 comprises convex cone 2-1 and cavity 2-2; Be connected with plurality of strengthening ribs 6 between the side of the back side of described common automatic car coupler connecting portion 1 and tight lock coupler connecting portion 2; Described hook tongue assembly comprises hook tongue 3 and pull bar 4, and pull bar 4 is captiveed joint with hook tongue 3, and hook tongue assembly is installed among the coupler knuckle chamber 2-3 of tight lock coupler connecting portion 2, the corresponding cambered surface 2-5 bearing fit of the arc surface 3-1 of hook tongue 3 and coupler knuckle chamber 2-3; Described hook tongue 3 both sides have arc gap 3-2, place, coupler knuckle chamber 2-3 both sides on the tight lock coupler connecting portion 2 all has annular arrangement locking plate 2-4, annular arrangement locking plate 2-4 stretch on the hook tongue 3 among the corresponding arc gap 3-2 and with the arcwall 3-2-1 bearing fit of arc gap 3-2; Have limiting stopper 2-6 in the inner chamber of tight lock coupler connecting portion 2, can offset with limiting stopper 2-6 during pull bar 4 swings.
Shown in Fig. 3,4,11, for expendable weight, convenient carrying does not influence intensity simultaneously yet, and described connecting device is an inblock cast thin-walled cavity structure.
Shown in Fig. 2,11, described common automatic car coupler connecting portion 1 is the thin-walled cavity structure, and is provided with reinforcement dividing plate 1-3 in the cavity of its S shape arc body 1-1.The cross sectional shape of strengthening dividing plate 1-3 is identical with the cross sectional shape of the cavity of S shape arc body 1-1.As shown in figure 12, the sectional area of strengthening dividing plate 1-3 also can be less than the sectional area of the cavity of S shape arc body 1-1.
Shown in Fig. 2,5, described reinforced rib 6 is triangles, and perhaps described reinforced rib 6 is triangles that belly has mesopore 6-1, like this can proof strength, and again can expendable weight; Reinforced rib 6 also can be other shapes such as arc or oblong.
As shown in Figure 1, 2, for the ease of carrying, the both sides of the tight lock coupler connecting portion 2 of described connecting device are provided with handle 7.
Shown in Fig. 1,3,9,10, for the ease of making, described annular arrangement locking plate 2-4 is welded on the semi circular surface 2-7 at the place, coupler knuckle chamber 2-3 both sides on the tight lock coupler connecting portion 2.
Shown in Fig. 4,6, for the ease of Assembly ﹠Disassembly, described pull bar 4 is captiveed joint with hook tongue 3 by taper pin 5.
Shown in Fig. 1,2,3,4,5, S shape arc body 1-1 one end of described common automatic car coupler connecting portion 1 is welded with U-shaped anti-drop device 8.U-shaped anti-drop device 8 can prevent to take place when common automatic car coupler is connected with the transition hitch escape phenomenon.
Shown in Fig. 2,5, described reinforced rib 6 is connected between the side of the back side of S shape arc body 1-1 of common automatic car coupler connecting portion 1 and tight lock coupler connecting portion 2.
Shown in Fig. 3,4, the utility model in use, the convex cone 2-1 and the cavity 2-2 of tight lock coupler connecting portion 2 are matched with corresponding cavity of multiple units tight-lock type hook and convex cone, rely on the restoring force of tight lock coupler spring to make hook tongue 3 enter tight lock coupler; Common automatic car coupler connecting portion 1 is matched with common automatic car coupler on the existing rolling stock, thereby realize being connected fast, easily of existing rolling stock and motor train unit.
Claims (10)
1. a transition hitch comprises connecting device and hook tongue assembly, and described connecting device comprises common automatic car coupler connecting portion (1) and tight lock coupler connecting portion (2), it is characterized in that:
A, described common automatic car coupler connecting portion (1) link together by inblock cast with tight lock coupler connecting portion (2);
B, described common automatic car coupler connecting portion (1) comprise S shape arc body (1-1) and are connected baffle plate (1-2) that tight lock coupler connecting portion (2) comprises convex cone (2-1) and cavity (2-2);
Be connected with plurality of strengthening ribs (6) between the side of the back side of c, described common automatic car coupler connecting portion (1) and tight lock coupler connecting portion (2);
D, described hook tongue assembly comprise hook tongue (3) and pull bar (4), pull bar (4) is captiveed joint with hook tongue (3), hook tongue assembly is installed in the coupler knuckle chamber (2-3) of tight lock coupler connecting portion (2), corresponding cambered surface (2-5) bearing fit of the arc surface (3-1) of hook tongue (3) and coupler knuckle chamber (2-3);
E, described hook tongue (3) both sides have arc gap (3-2), place, coupler knuckle chamber (2-3) both sides on the tight lock coupler connecting portion (2) all has annular arrangement locking plate (2-4), annular arrangement locking plate (2-4) stretch into that hook tongue (3) is gone up in the corresponding arc gap (3-2) and with arcwall (3-2-1) bearing fit of arc gap (3-2);
Have limiting stopper (2-6) in the inner chamber of f, tight lock coupler connecting portion (2), can offset with limiting stopper (2-6) during pull bar (4) swing.
2. transition hitch according to claim 1 is characterized in that: described connecting device is an inblock cast thin-walled cavity structure.
3. transition hitch according to claim 2 is characterized in that: described common automatic car coupler connecting portion (1) is the thin-walled cavity structure, and is provided with reinforcement dividing plate (1-3) in the cavity of its S shape arc body (1-1).
4. transition hitch according to claim 1 is characterized in that: described reinforced rib (6) is a triangle, and perhaps described reinforced rib (6) is the triangle that belly has mesopore (6-1).
5. transition hitch according to claim 1 is characterized in that: the both sides of the tight lock coupler connecting portion (2) of described connecting device are provided with handle (7).
6. transition hitch according to claim 1 is characterized in that: described annular arrangement locking plate (2-4) is welded on the semi circular surface (2-7) at the place, coupler knuckle chamber (2-3) both sides on the tight lock coupler connecting portion (2).
7. transition hitch according to claim 1 is characterized in that: described pull bar (4) is captiveed joint with hook tongue (3) by taper pin (5).
8. transition hitch according to claim 1 is characterized in that: S shape arc body (1-1) end of described common automatic car coupler connecting portion (1) is welded with U-shaped anti-drop device (8).
9. transition hitch according to claim 3, it is characterized in that: the cross sectional shape of described reinforcement dividing plate (1-3) is identical with the cross sectional shape of the cavity of S shape arc body (1-1), and the sectional area of perhaps described reinforcement dividing plate (1-3) is less than the sectional area of the cavity of S shape arc body (1-1).
10. transition hitch according to claim 1 is characterized in that: described reinforced rib (6) is connected between the side of the back side of S shape arc body (1-1) of common automatic car coupler connecting portion (1) and tight lock coupler connecting portion (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206014240U CN201895667U (en) | 2010-11-04 | 2010-11-04 | Transition car coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206014240U CN201895667U (en) | 2010-11-04 | 2010-11-04 | Transition car coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201895667U true CN201895667U (en) | 2011-07-13 |
Family
ID=44253583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206014240U Expired - Lifetime CN201895667U (en) | 2010-11-04 | 2010-11-04 | Transition car coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201895667U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009664A (en) * | 2010-11-04 | 2011-04-13 | 南车戚墅堰机车车辆工艺研究所有限公司 | Transition car coupler |
| WO2020124616A1 (en) * | 2018-12-22 | 2020-06-25 | 中车戚墅堰机车有限公司 | Transition coupler of ca-3 type coupler |
| CN112061168A (en) * | 2020-09-17 | 2020-12-11 | 中车大同电力机车有限公司 | Coupler anti-disengaging device and rail vehicle |
-
2010
- 2010-11-04 CN CN2010206014240U patent/CN201895667U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009664A (en) * | 2010-11-04 | 2011-04-13 | 南车戚墅堰机车车辆工艺研究所有限公司 | Transition car coupler |
| CN102009664B (en) * | 2010-11-04 | 2012-11-14 | 南车戚墅堰机车车辆工艺研究所有限公司 | transition car coupler |
| WO2020124616A1 (en) * | 2018-12-22 | 2020-06-25 | 中车戚墅堰机车有限公司 | Transition coupler of ca-3 type coupler |
| CN112061168A (en) * | 2020-09-17 | 2020-12-11 | 中车大同电力机车有限公司 | Coupler anti-disengaging device and rail vehicle |
| CN112061168B (en) * | 2020-09-17 | 2022-02-11 | 中车大同电力机车有限公司 | Coupler anti-disengaging device and rail vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110713 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |