CN202368685U - Articulated mechanism for wagon box rear door, wagon box and dumper - Google Patents
Articulated mechanism for wagon box rear door, wagon box and dumper Download PDFInfo
- Publication number
- CN202368685U CN202368685U CN2011204650496U CN201120465049U CN202368685U CN 202368685 U CN202368685 U CN 202368685U CN 2011204650496 U CN2011204650496 U CN 2011204650496U CN 201120465049 U CN201120465049 U CN 201120465049U CN 202368685 U CN202368685 U CN 202368685U
- Authority
- CN
- China
- Prior art keywords
- linkage
- bearing pin
- rocking arm
- wagon backdoor
- permanent seat
- 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 an articulated mechanism (10) for a wagon box rear door. The articulated mechanism (10) comprises a fixed base (1), a connecting piece (2) and a rocker arm (3), wherein two ends of the connecting piece (2) are connected with the fixed base (1) and one end of the rocker arm (3) in a rotational mode respectively. The utility model also discloses a wagon box and a dumper. By the articulated mechanism for the wagon box rear door, the wagon box rear door can be opened at a large angle, is high in structural strength, rotates flexibly and is difficult to abrade.
Description
Technical field
The utility model relates to goods carrying vehicle, particularly, relates to a kind of linkage, railway carriage and dumping car of wagon backdoor.
Background technology
Goods carrying vehicle, i.e. lorry is mainly used in and conveys goods, and also can be the automobile of other vehicle of traction.Goods carrying vehicle comprises the off-road truck and the various vehicle (like airport ferry bus, fire extinguishing tanker and medical truck, truck tanker, freight container tow truck etc.) that aims at the special requirement manufacturing of dumping car, tractor truck, non-highway and cross-country locality.Usually, goods carrying vehicle is provided with the railway carriage of holding freight, and railway carriage comprises header board, side plate, base plate and back plate.The loading and unloading of goods for ease, particularly in dumping car, the back plate of railway carriage is set to openable back door usually, and wagon backdoor is connected with side plate through linkage rotationally.
The linkage of wagon backdoor that the dumping car of many types is arranged in the prior art; As shown in Figure 1 is a kind of linkage 10 of common wagon backdoor; This linkage 10 comprises rocking arm 3 and permanent seat 1; Permanent seat 1 is fixed on the side plate 20, and rocking arm 3 is captiveed joint with wagon backdoor 30, and rocking arm 3 is connected with permanent seat 1 rotationally.When dumping goods when the container lifting, rocking arm 3 rotates and wagon backdoor 30 is slowly opened.But the linkage 10 of this structure makes the opening angle of wagon backdoor 30 be restricted, and promptly wagon backdoor 30 can not complete opening, in a large number, can not satisfy operating needs when unloading fast.In addition, the cross section of the bending position of rocking arm 3 is easy to generate stress concentration, and the welding deformation amount of permanent seat 1 is bigger, and the area of contact at rotation position is bigger, and problems such as wearing and tearing take place easily, has reduced the structural strength and the in-use performance of linkage.In addition, in order to reduce to rotate the rotary resistance at position, the oilhole lubricating oil of annotating need be set on bearing pin; But under abominable operating mode; The linkage outside has no safeguard procedures, and lubricating oil attaches the dust and the grains of sand etc. easily, can aggravate the wearing and tearing of bearing pin; Oilhole on the bearing pin has reduced intensity, has increased difficulty of processing.
The utility model content
The purpose of the utility model provides a kind of linkage, railway carriage and dumping car of wagon backdoor, and the linkage of this wagon backdoor makes that the opening angle of wagon backdoor is bigger, and structural strength is bigger, rotates flexibly difficult the wearing and tearing.
To achieve these goals; The one side of the utility model provides a kind of linkage of wagon backdoor; Wherein, this linkage comprises permanent seat, attaching parts and rocking arm, and the two ends of said attaching parts are connected with an end of said permanent seat and said rocking arm respectively rotationally.
Preferably, said linkage comprises first bearing pin, and this first bearing pin passes an end setting of said permanent seat and said attaching parts.
Preferably, said linkage comprises second bearing pin, and this second bearing pin passes the other end setting of an end and the said attaching parts of said rocking arm.
Preferably, said linkage comprises two end caps, and these two end caps are removably disposed in respectively on the end of said permanent seat and said rocking arm, and covers an end of said first bearing pin and an end of said second bearing pin respectively.
Preferably, said linkage comprises two stop parts, and these two stop parts are fixedly installed on respectively on the end of said permanent seat and said rocking arm, and partly covers the other end of said first bearing pin and the other end of said second bearing pin respectively.
Preferably, the both sides at the middle part of said attaching parts are formed with recess respectively.
Preferably, the other end of said rocking arm is formed with breach, and the shape of this breach and the shape of said wagon backdoor are complementary.
The utility model a kind of railway carriage is provided on the other hand; This railway carriage comprises header board, side plate, base plate and wagon backdoor; Said header board and said side plate interconnect and are arranged on the said base plate; Said wagon backdoor is connected with said side plate through linkage, and wherein, said linkage is the linkage according to wagon backdoor recited above.
Preferably, said permanent seat is captiveed joint with the upper end of said side plate.
Preferably, the other end of said rocking arm is captiveed joint with the upper end of said wagon backdoor.
The one side again of the utility model provides a kind of dumping car, and wherein, this dumping car comprises according to railway carriage recited above.
Through technique scheme, because between permanent seat and the attaching parts and be between rocking arm and the attaching parts rotationally and connect, promptly attaching parts can rotate and rocking arm can rotate with respect to attaching parts with respect to permanent seat.When goods carrying vehicle (especially dumping car) when unloading; Wagon backdoor can freely rotate through linkage and open or close; Thereby the opening angle of wagon backdoor does not receive the structural limitations of the linkage of wagon backdoor, can open fully and reaches the purpose of quick unloading.In addition,, thereby need not be lubricated, simplify the structure, reduce cost because the linkage rotation flexibly.
Can realize being rotationally connected through structures such as bearing pin, ball caps between permanent seat and the attaching parts and between rocking arm and the attaching parts; And because rocking arm and attaching parts are rotationally connected; Making does not have crooked position on the rocking arm; In the process that wagon backdoor is opened, rocking arm can not stress concentration occur and reduce structural strength, has therefore improved the intensity of the linkage of wagon backdoor.
Other feature and advantage of the utility model will partly specify in the specific embodiment subsequently.
Description of drawings
Accompanying drawing is the further understanding that is used to provide the utility model, and constitutes the part of specification sheets, is used to explain the utility model with the following specific embodiment, but does not constitute the restriction to the utility model.In the accompanying drawings:
Fig. 1 is the scheme of installation of linkage of the wagon backdoor of prior art;
Fig. 2 is the block diagram from unilateral observation of linkage of the wagon backdoor of the utility model;
Fig. 3 is the block diagram of observing from opposite side of linkage of the wagon backdoor of the utility model;
Fig. 4 is the block diagram of permanent seat of linkage of the wagon backdoor of the utility model;
Fig. 5 is the block diagram of attaching parts of linkage of the wagon backdoor of the utility model;
Fig. 6 is the block diagram of rocking arm of linkage of the wagon backdoor of the utility model; And
Fig. 7 is the scheme of installation of linkage of the wagon backdoor of the utility model.
Description of reference numerals
1 permanent seat, 2 attaching partss
3 Rocker arm 4s, first bearing pin
5 second bearing pins, 6 end caps
7 stop parts, 8 recesses
9 breach, 10 linkages
20 side plates, 30 wagon backdoors
The specific embodiment
Be elaborated below in conjunction with the specific embodiment of accompanying drawing to the utility model.Should be understood that the specific embodiment described herein only is used for explanation and explains the utility model, is not limited to the utility model.
As shown in Figures 2 and 3; The one side of the utility model provides a kind of linkage 10 of wagon backdoor; Wherein, this linkage 10 comprises permanent seat 1, attaching parts 2 and rocking arm 3, and the two ends of said attaching parts 2 are connected with an end of said permanent seat 1 and said rocking arm 3 respectively rotationally.
Because between permanent seat 1 and the attaching parts 2 and be between rocking arm 3 and the attaching parts 2 rotationally and connect, promptly attaching parts 2 can rotate and rocking arm 3 can rotate with respect to attaching parts 2 with respect to permanent seat 1.When goods carrying vehicle (especially dumping car) when unloading; Wagon backdoor 30 can freely rotate through linkage 10 and open or close; Thereby the opening angle of wagon backdoor 30 does not receive the structural limitations of the linkage 10 of wagon backdoor, can open fully and reaches the purpose of quick unloading.In addition,, thereby need not be lubricated, simplify the structure, reduce cost because linkage 10 rotations flexibly.
Can realize being rotationally connected through structures such as bearing pin, ball caps between permanent seat 1 and the attaching parts 2 and between rocking arm 3 and the attaching parts 2; And because rocking arm 3 is rotationally connected with attaching parts 2; Making does not have crooked position on the rocking arm 3; In the process that wagon backdoor 30 is opened, rocking arm 3 can not stress concentration occur and reduce structural strength, has therefore improved the intensity of the linkage 10 of wagon backdoor.
In order to be simplified to fix the connection structure between seat 1 and the attaching parts 2, as shown in Figure 3, preferably, said linkage 10 comprises first bearing pin 4, and this first bearing pin 4 passes an end setting of said permanent seat 1 and said attaching parts 2.As shown in Figure 4, permanent seat 1 forms two blocks of side plates that are parallel to each other, and side plate all is arranged on the structure on the base plate, is formed with cooresponding through hole on the side plate.As shown in Figure 5, attaching parts 2 is roughly oval-shaped tabular, and an end of attaching parts 2 also is formed with through hole.It is hinged with permanent seat 1 and attaching parts 2 that first bearing pin 4 passes through hole, makes attaching parts 2 to rotate with respect to permanent seat 1.
Usually, be transition fit between the through hole of first bearing pin 4 and permanent seat 1, thereby guarantee connection stability; Be free-running fit between the through hole of first bearing pin 4 and attaching parts 2, thereby guarantee the flexible of rotation.
In order to simplify the connection structure between rocking arm 3 and the attaching parts 2, as shown in Figure 3, preferably, said linkage 10 comprises second bearing pin 5, and this second bearing pin 5 passes the other end setting of an end and the said attaching parts 2 of said rocking arm 3.As shown in Figure 5, the other end of attaching parts 2 is formed with through hole.As shown in Figure 6, rocking arm 3 forms two rectangular slabs that are parallel to each other, and the structure that links together of the connecting panel of rectangular slab through the centre, and the upper end of rectangular slab is formed with cooresponding through hole.It is hinged with rocking arm 3 and attaching parts 2 that second bearing pin 5 passes through hole, makes rocking arm 3 to rotate with respect to attaching parts 2.
Usually, be transition fit between the through hole of second bearing pin 5 and rocking arm 3, thereby guarantee connection stability; Be free-running fit between the through hole of second bearing pin 5 and attaching parts 2, thereby guarantee the flexible of rotation.
As shown in Figure 2; In order to limit the axial location of first bearing pin 4 and second bearing pin 5; Preferably; Said linkage 10 comprises two end caps 6, and these two end caps 6 are removably disposed in respectively on the end of said permanent seat 1 and said rocking arm 3, and cover an end of said first bearing pin 4 and an end of said second bearing pin 5 respectively.At an end of first bearing pin 4 and an end of second bearing pin 5 end cap 6 is set, prevents in the process that linkage 10 uses first bearing pin 4 with second bearing pin, 5 generation plaies and cause being connected inefficacy, first bearing pin 4 and second bearing pin 5 are played the effect of axial limiting.
As shown in Figure 3; When first bearing pin 4 and second bearing pin 5 are installed to permanent seat 1 with rocking arm 3; In the through hole that makes its through hole that stably is arranged on permanent seat 1 and rocking arm 3, preferably, said linkage 10 comprises two stop parts 7; These two stop parts 7 are fixedly installed on respectively on the end of said permanent seat 1 and said rocking arm 3, and partly cover the other end of said first bearing pin 4 and the other end of said second bearing pin 5 respectively.Stop part 7 can form the sheet of annular; And the position of the through hole through welding, the integrally formed through hole that is arranged on permanent seat 1 and rocking arm 3; Thereby first bearing pin 4 and second bearing pin 5 are carried out axial limiting, prevent its play and the other end of the other end and second bearing pin 5 of the bearing pin 4 of winning is contained in respectively in the through hole of through hole and rocking arm 3 of permanent seat 1.
In addition; Stop part 7 partly covers the through hole of permanent seat 1 and the through hole of rocking arm 3; Thereby when changing first bearing pin 4 and second bearing pin 5, can apply external force to the other end of first bearing pin 4 and the other end of second bearing pin 5 through the through hole at stop part 7 centers; It is deviate from, for convenience detach and maintenance from the through hole of permanent seat 1 and the through hole of rocking arm 3.
As shown in Figure 5, in order to reduce the area of contact between attaching parts 2 and permanent seat 1 and the rocking arm 3, preferably, the both sides at the middle part of said attaching parts 2 are formed with recess 8 respectively.Thereby the friction between attaching parts 2 and permanent seat 1 and the rocking arm 3 reduces, and reduced the wearing and tearing of permanent seat 1, attaching parts 2 and rocking arm 3, prolongs their service life.Simultaneously, also make the rotary resistance of linkage 10 reduce, rotate more flexible.
As shown in Figure 6, for ease being connected of rocking arm 3 and wagon backdoor 30, preferably, the other end of said rocking arm 3 is formed with breach 9, and the shape of the shape of this breach 9 and said wagon backdoor 30 is complementary.Breach 9 is the shape of L type, and rocking arm 3 is captiveed joint with wagon backdoor 30 in the position of breach 9, is generally to be welded to connect, thereby realizes captiveing joint of linkage 10 and wagon backdoor 30, makes wagon backdoor 30 open or close along with the rotation of rocking arm 3.
As shown in Figure 7; The utility model a kind of railway carriage is provided on the other hand; This railway carriage comprises header board, side plate 20, base plate and wagon backdoor 30, and said header board and said side plate 20 interconnect and are arranged on the said base plate, and said wagon backdoor 30 is connected with said side plate 20 through linkage 10; Wherein, said linkage 10 linkage 10 that is wagon backdoor recited above.
Owing to adopt the linkage 10 of above-mentioned wagon backdoor, and wagon backdoor 30 is connected with side plate 20 through this linkage 10, thereby wagon backdoor 30 can be with respect to side plate 20 rotations that are fixedly installed on the base plate, with the opening and closing railway carriage.Because above-mentioned linkage 10 rotates flexibly, rotational angle is bigger, makes that the opening and closing of wagon backdoor 30 are quick, and opening angle is bigger, to accomplish the requirement of quick unloading.Simultaneously, because above-mentioned linkage 10 structural strengths are bigger, it is less to wear and tear, and makes wagon backdoor 30 firm with being connected of side plate 20.
Captiveing joint of linkage 10 and side plate 20 for ease, preferably, said permanent seat 1 is captiveed joint with the upper end of said side plate 20.Usually adopt welding to fix, the base plate that is about to permanent seat 1 is welded on the position of the upper surface of side plate 20 near wagon backdoor 30, and joint face is less, makes welding deformation amount less, and Joint strenght is bigger.
Captiveing joint of linkage 10 and wagon backdoor 30 for ease, preferably, the other end of said rocking arm 3 is captiveed joint with the upper end of said wagon backdoor 30.Usually adopt welding to fix, promptly in the position of breach 9 rocking arm 3 is welded on the upper end position of wagon backdoor 30, joint face is less, makes welding deformation amount less, and Joint strenght is bigger.
The one side again of the utility model provides a kind of dumping car, and wherein, this dumping car comprises according to railway carriage recited above.The opening angle of the wagon backdoor of this dumping car is bigger, and the rotation of linkage wherein flexibly, makes dumping car to unload fast.
More than combine accompanying drawing to describe the preferred implementation of the utility model in detail; But; The utility model is not limited to the detail in the above-mentioned embodiment; In the technical conceive scope of the utility model, can carry out multiple simple variant to the technical scheme of the utility model, these simple variant all belong to the protection domain of the utility model.
Need to prove in addition; Each concrete technical characterictic described in the above-mentioned specific embodiment under reconcilable situation, can make up through any suitable manner; For fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible array modes.
In addition, also can carry out combination in any between the various embodiment of the utility model, as long as its thought without prejudice to the utility model, it should be regarded as content disclosed in the utility model equally.
Claims (11)
1. the linkage of a wagon backdoor (10) is characterized in that, this linkage (10) comprises permanent seat (1), attaching parts (2) and rocking arm (3), and the two ends of said attaching parts (2) are connected with the end of said permanent seat (1) with said rocking arm (3) respectively rotationally.
2. the linkage of wagon backdoor according to claim 1 (10) is characterized in that, this linkage (10) comprises first bearing pin (4), and this first bearing pin (4) passes an end setting of said permanent seat (1) and said attaching parts (2).
3. the linkage of wagon backdoor according to claim 1 and 2 (10) is characterized in that, this linkage (10) comprises second bearing pin (5), and this second bearing pin (5) passes the other end setting of an end and the said attaching parts (2) of said rocking arm (3).
4. the linkage of wagon backdoor according to claim 3 (10); It is characterized in that; This linkage (10) comprises two end caps (6); These two end caps (6) are removably disposed in respectively on the end of said permanent seat (1) and said rocking arm (3), and cover an end of said first bearing pin (4) and an end of said second bearing pin (5) respectively.
5. the linkage of wagon backdoor according to claim 4 (10); It is characterized in that; This linkage (10) comprises two stop parts (7); These two stop parts (7) are fixedly installed on respectively on the end of said permanent seat (1) and said rocking arm (3), and partly cover the other end of said first bearing pin (4) and the other end of said second bearing pin (5) respectively.
6. the linkage of wagon backdoor according to claim 1 (10) is characterized in that, the both sides at the middle part of said attaching parts (2) are formed with recess (8) respectively.
7. the linkage of wagon backdoor according to claim 1 (10) is characterized in that, the other end of said rocking arm (3) is formed with breach (9), and the shape of shape of this breach (9) and said wagon backdoor (30) is complementary.
8. railway carriage; This railway carriage comprises header board, side plate (20), base plate and wagon backdoor (30); Said header board and said side plate (20) interconnect and are arranged on the said base plate; Said wagon backdoor (30) is connected with said side plate (20) through linkage (10), it is characterized in that said linkage (10) is the linkage (10) according to any described wagon backdoor among the claim 1-7.
9. railway carriage according to claim 8 is characterized in that, said permanent seat (1) is captiveed joint with the upper end of said side plate (20).
10. railway carriage according to claim 8 is characterized in that, the other end of said rocking arm (3) is captiveed joint with the upper end of said wagon backdoor (30).
11. a dumping car is characterized in that, this dumping car comprises according to Claim 8 any described railway carriage in-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204650496U CN202368685U (en) | 2011-11-21 | 2011-11-21 | Articulated mechanism for wagon box rear door, wagon box and dumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204650496U CN202368685U (en) | 2011-11-21 | 2011-11-21 | Articulated mechanism for wagon box rear door, wagon box and dumper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202368685U true CN202368685U (en) | 2012-08-08 |
Family
ID=46592401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204650496U Expired - Lifetime CN202368685U (en) | 2011-11-21 | 2011-11-21 | Articulated mechanism for wagon box rear door, wagon box and dumper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202368685U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117227856A (en) * | 2023-11-13 | 2023-12-15 | 山东德瑞矿山机械有限公司 | Connecting structure of self-unloading wagon box and chassis of underground mine truck |
-
2011
- 2011-11-21 CN CN2011204650496U patent/CN202368685U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117227856A (en) * | 2023-11-13 | 2023-12-15 | 山东德瑞矿山机械有限公司 | Connecting structure of self-unloading wagon box and chassis of underground mine truck |
| CN117227856B (en) * | 2023-11-13 | 2024-01-26 | 山东德瑞矿山机械有限公司 | Connecting structure of self-unloading wagon box and chassis of underground mine truck |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120808 |