CN108839660B - Safety device for closing lower side door of railway wagon - Google Patents
Safety device for closing lower side door of railway wagon Download PDFInfo
- Publication number
- CN108839660B CN108839660B CN201811038831.2A CN201811038831A CN108839660B CN 108839660 B CN108839660 B CN 108839660B CN 201811038831 A CN201811038831 A CN 201811038831A CN 108839660 B CN108839660 B CN 108839660B
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- Prior art keywords
- lower side
- side door
- weight
- spout
- bolt
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D19/00—Door arrangements specially adapted for rail vehicles
- B61D19/001—Door arrangements specially adapted for rail vehicles for wagons or vans
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gates (AREA)
- Wing Frames And Configurations (AREA)
Abstract
The invention discloses a safety device for closing a lower side door of a railway wagon. Including the weight, the upper end of weight is equipped with the spout through fixing the fixed pin swing joint on folding paper of lower side door on the weight, and the vertical spout that is equipped with on folding paper of lower side door of spout lower extreme is equipped with T type groove, and the spout internalization is equipped with the sliding pin, and the sliding pin is close to the one end that lower side door was folded paper and is equipped with the slider, is equipped with the bolt fixed orifices on the weight of spout one side, is equipped with the bolt slot hole on the weight of spout opposite side, and the bolt slot hole internalization is equipped with L type bolt, is equipped with on the weight that the bolt slot hole lower extreme is close to spout one side closes the groove, is equipped with on the weight that spout one side was kept away from to the bolt slot lower extreme. The invention has the advantages that the lower side door of the railway wagon is convenient to open and close, and the lower side door is firm when closed, so that the transportation safety of the railway wagon can be ensured, and the working efficiency of railway wagon loading and unloading personnel can be improved.
Description
Technical Field
The invention relates to a safety device for closing a lower side door of a railway wagon, in particular to a safety device for closing the lower side door of the railway wagon.
Background
When the lower side door of the existing C64 and C70 series railway freight car is closed, the folding iron and the hasp iron of the lower side door are bound by adopting the No. 8 iron wire, so that the lower side door is closed reliably, the workload of railway transportation loading and unloading personnel is increased, materials are wasted, and the loading and unloading personnel can hammer the No. 8 iron wire for simplicity and trouble saving when opening the lower side door, so that the hasp iron and the hasp seat of the lower side door are damaged. The reason for this problem is that: 1. the hasp iron does not press the hinge at the working position, and when the vehicle vibrates up and down in the running process, the hasp iron leaves the working position due to vibration inertia, so that the lower side door is opened; 2. the lower side door hasp iron is opened by human factors, and if the hasp iron is loosely matched with the hinge, a person can turn the hasp iron open conveniently without tools, so that the lower side door is opened. The lower side door is opened to not only cause the loss of the loaded goods, but also to overstep the vehicle and bring serious driving safety accidents, so that the railway transportation department is safe in transportation, the lower side door of the C64 and C70 series freight car is prevented from being automatically opened to cause the safety accidents in the operation process, and the prior art adopts the measure of binding the foldouts of the lower side door of the freight car with the corresponding hasp irons respectively by using No. 8 iron wires, thereby ensuring the transportation safety.
To sum up, the prior art has that the lower side door hinge of railway freight car and hasp iron are all binded with 8 # iron wires, leads to railway transportation loading and unloading personnel work load to increase, extravagant material, and the lower side door locking after closing is insecure, unreliable, easily leads to the technical problem of railway freight car emergence incident in service.
Disclosure of Invention
The invention aims to provide a safety device for closing a lower side door of a railway wagon. The invention has the characteristics of convenient opening and closing of the lower side door of the railway wagon, material saving, firmness and reliability when the lower side door is closed, and high working efficiency of loading and unloading personnel of the railway wagon.
The technical scheme of the invention is as follows: the utility model provides a safety device for railway freight car lower side door is closed, including the weight, the upper end of weight is folded paper on the lower side door through the fixed pin axle swing joint of fixing on folding paper of lower side door, vertically be equipped with the spout on the weight, be equipped with T type groove on folding paper of the lower side door of spout lower extreme, spout internalization is equipped with the sliding pin, the one end that the sliding pin is close to folding paper of lower side door is equipped with the slider, be equipped with the bolt fixed orifices on the weight of spout one side, be equipped with the bolt slot hole on the weight of spout opposite side, the bolt slot hole internalization is equipped with L type bolt, be equipped with on the weight that the bolt slot hole lower extreme is close to spout one side and close the groove, be equipped with on the weight that spout one side was kept away from to the bolt slot lower extreme.
In the safety device for closing the lower side door of the railway wagon, the two sides of the bottom of the lower end of the weight are provided with arc-shaped transition sections.
In the safety device for closing the lower side door of the railway wagon, one side of the lower side door hinge is connected with the lower side door, and the lower side door hinge below the weight is movably connected in the hasp seat through the hasp iron.
In the safety device for closing the lower side door of the railway wagon, the hasp iron is movably connected to the hasp seat through the hasp iron rotating shaft.
In the safety device for closing the lower side door of the railway wagon, the handle is arranged at one end of the L-shaped bolt perpendicular to the bolt long hole.
Compared with the prior art, when the lower side door is closed, the lower end of the lower side door hinge is positioned in the hasp seat, the hasp iron is enabled to enter the groove of the hasp seat by rotating the hasp iron, the lower side door hinge is fixed between the hasp seat and the hasp iron, and meanwhile, the hasp iron is limited in the hasp seat by the lower end of the iron pressing on the lower side door hinge to be positioned above the hasp iron, so that the lower side door of the railway wagon is conveniently closed; the sliding pin in the upper sliding groove of the weight is moved, the sliding block at one end of the sliding pin is positioned in the T-shaped groove on the hinge of the lower side door, the weight is prevented from rotating, the lower end of the weight is kept above the hasp iron, one end of the L-shaped bolt is taken out of the opening groove through the handle, the L-shaped bolt is moved towards the bolt fixing hole in the bolt long hole, one end of the L-shaped bolt is inserted into the bolt fixing hole, then one end of the L-shaped bolt is placed in the closing groove, the L-shaped bolt is prevented from moving on the bolt long hole through the closing groove, one end of the L-shaped bolt is kept in the bolt fixing hole, the sliding pin in the sliding groove is limited in the lower sliding groove of the L-shaped bolt, one end sliding block of the sliding pin is ensured to be positioned in the T-shaped groove on the hinge of the lower side door, vertical vibration of the vehicle is prevented from being separated from the T-shaped groove due to vibration inertia, the fact that the sliding pin is firmly and reliably closed by adopting No. 8 iron wires is not needed, and the effect of saving materials is achieved; when the lower side door is opened, after one end of the L-shaped bolt is taken out of the closing groove through the handle, the L-shaped bolt moves away from the bolt fixing hole in the bolt long hole, one end of the L-shaped bolt is placed in the opening groove after being taken out of the bolt fixing hole, the sliding pin in the sliding groove on the sliding pin is moved, the sliding block at one end of the sliding pin moves out of the T-shaped groove on the hinge of the lower side door, the fixed pin shaft is rotated, the lower end of the sliding pin moves away from the upper side of the hasp iron, and then the hasp iron is rotated by 90 degrees, so that the hasp iron moves away from the groove of the hasp seat, the lower side door can be opened, the lower side door of the railway wagon is conveniently opened, and the railway wagon loading and unloading personnel work efficiency is high.
In summary, the invention has the advantages that the lower side door of the railway wagon is convenient to open and close, the material is saved, the lower side door is firm and reliable when closed, and the working efficiency of railway wagon loading and unloading personnel is high.
Drawings
Fig. 1 is a schematic structural view of the present invention:
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic cross-sectional view of the present invention;
fig. 4 is a schematic diagram of the operation of the present invention.
The marks in the drawings are: 1-weight, 2-T-shaped groove, 3-sliding pin, 4-L-shaped bolt, 5-chute, 6-fixed pin, 7-bolt slot, 8-handle, 9-open groove, 10-close groove, 11-bolt fixed hole, 12-slider, 13-arc transition section, 14-lower side door hinge, 15-lower side door, 16-hasp iron, 17-hasp iron rotating shaft and 18-hasp seat.
Detailed Description
The invention is further illustrated by the following figures and examples, which are not intended to be limiting.
Examples. The utility model provides a safety device for closing of railway freight car bottom side door, constitute as shown in fig. 1-4, including the weight 1, the upper end of weight 1 is through fixing pin 6 swing joint on the bottom side door fold 14, vertically be equipped with spout 5 on the weight 1, be equipped with T type groove 2 on the bottom side door fold 14 of spout 5 lower extreme, spout 5 internalization is equipped with sliding pin 3, the one end that sliding pin 3 is close to bottom side door fold 14 is equipped with slider 12, be equipped with bolt fixed orifices 11 on the weight 1 of spout 5 one side, be equipped with bolt slot hole 7 on the weight 1 of spout 5 opposite side, the activity of bolt slot hole 7 is equipped with L type bolt 4, be equipped with on the weight 1 that the lower extreme of bolt slot hole 7 is close to spout 5 one side and close to groove 10, be equipped with on the weight 1 that spout 5 one side is kept away from to the lower extreme of bolt slot 7 and beat flutedly 9.
The two sides of the bottom of the lower end of the weight 1 are provided with arc transition sections 13.
One side of the lower side door hinge 14 is connected with a lower side door 15, and the lower side door hinge 14 below the weight 1 is movably connected in the hasp seat 18 through a hasp iron 16.
The hasp iron 16 is movably connected to the hasp seat 18 through a hasp iron rotating shaft 17.
The L-shaped bolt 4 is provided with a handle 8 at one end perpendicular to the bolt long hole 7.
When the lower side door 15 is closed, the lower end of the lower side door hinge 14 is positioned in the hasp seat 18, the hasp iron 16 rotates around the hasp rotating shaft 17, so that the hasp iron 16 enters a groove of the hasp seat 18, and the lower side door hinge 14 is fixed between the hasp seat 18 and the hasp iron 16; then the weight 1 on the fixed pin shaft 6 is rotated, the lower end of the weight 1 is positioned above the hasp iron 16, the hasp iron 16 is limited in the hasp seat 18, the sliding pin 3 in the chute 5 of the weight 1 is moved, the sliding block 12 at one end of the sliding pin 3 is positioned in the T-shaped groove 2 on the hinge 14 of the lower side door, the weight 1 is fixed, the weight 1 is prevented from rotating, the lower end of the weight 1 is always kept above the hasp iron 16, one end of the L-shaped bolt 4 is taken out from the opening groove 9 through the handle 8, the L-shaped bolt 4 is moved to the bolt fixing hole 11 in the bolt long hole 7, one end of the L-shaped bolt 4 is inserted into the bolt fixing hole 11, one end of the L-shaped bolt 4 is placed in the closing groove 10, the L-shaped bolt 4 is prevented from moving on the bolt long hole 7 through the closing groove 10, one end of the L-shaped bolt 4 is kept in the bolt fixing hole 11, the sliding pin 3 in the sliding groove 5 is limited in the lower sliding groove 5 of the L-shaped bolt 4, one end sliding block 12 of the sliding pin 3 is ensured to be positioned in the T-shaped groove 2 on the hinge 14 of the lower side door, vertical vibration of a vehicle is prevented, the sliding block 12 at one end of the sliding pin 3 is prevented from being separated from the T-shaped groove 2 due to vibration inertia, the lower side door 15 is conveniently, firmly and reliably closed, no 8 iron wires are required to be adopted for binding, and the effect of saving materials is achieved; when the lower side door 15 needs to be opened, after one end of the L-shaped bolt 4 is taken out of the closing groove 10 through the handle 8, the L-shaped bolt 4 moves in the bolt long hole 7 and away from the bolt fixing hole 11, after one end of the L-shaped bolt 4 is taken out of the bolt fixing hole 11, one end of the L-shaped bolt 4 is placed in the opening groove 9, the sliding pin 3 in the sliding groove 5 on the sliding pin 1 is moved, after the sliding block 12 at one end of the sliding pin 3 moves out of the T-shaped groove 2 on the lower side door hinge 14, the sliding pin 1 on the fixed pin shaft 6 is rotated, after the lower end of the sliding pin 1 leaves the upper side of the hasp iron 16, the hasp iron 16 is rotated by 90 degrees from the hasp seat 18, and the hasp iron 16 leaves from the groove of the hasp seat 18, so that the lower side door 15 can be opened, the lower side door 15 of the railway wagon is convenient to open, and railway loading and unloading personnel work efficiency is high; the arc-shaped transition sections 13 are arranged on two sides of the bottom of the lower end of the weight 1, so that the weight 1 can conveniently rotate above the hasp iron 16, and the use is convenient.
Claims (5)
1. The utility model provides a safety device for railway freight car downside door is closed, including weight (1), the upper end of weight (1) is through fixing fixed pin axle (6) swing joint on downside door fold (14), vertically on weight (1) be equipped with spout (5), be equipped with T type groove (2) on downside door fold (14) of spout (5) lower extreme, spout (5) internal movement is equipped with slide pin (3), the one end that slide pin (3) is close to downside door fold (14) is equipped with slider (12), be equipped with bolt fixed orifices (11) on weight (1) of spout (5) one side, be equipped with bolt slot hole (7) on weight (1) of spout (5) opposite side, bolt slot hole (7) internal movement is equipped with L type bolt (4), be equipped with on weight (1) that bolt slot hole (7) lower extreme is close to spout (5) one side, be equipped with on weight (1) of keeping away from spout (5) lower extreme and beat fluting (9).
2. The safety device for closing a lower side door of a railway wagon of claim 1, wherein: arc-shaped transition sections (13) are arranged on two sides of the bottom of the lower end of the weight (1).
3. The safety device for closing a lower side door of a railway wagon of claim 1, wherein: one side of the lower side door hinge (14) is connected with a lower side door (15), and the lower side door hinge (14) below the weight (1) is movably connected in the hasp seat (18) through the hasp iron (16).
4. A safety device for closing a lower side door of a railway wagon according to claim 3, wherein: the hasp iron (16) is movably connected to the hasp seat (18) through a hasp iron rotating shaft (17).
5. The safety device for closing a lower side door of a railway wagon of claim 1, wherein: a handle (8) is arranged at one end of the L-shaped bolt (4) perpendicular to the bolt long hole (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811038831.2A CN108839660B (en) | 2018-09-06 | 2018-09-06 | Safety device for closing lower side door of railway wagon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811038831.2A CN108839660B (en) | 2018-09-06 | 2018-09-06 | Safety device for closing lower side door of railway wagon |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108839660A CN108839660A (en) | 2018-11-20 |
| CN108839660B true CN108839660B (en) | 2023-08-29 |
Family
ID=64189677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811038831.2A Active CN108839660B (en) | 2018-09-06 | 2018-09-06 | Safety device for closing lower side door of railway wagon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108839660B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190370A (en) * | 1921-12-23 | 1922-12-21 | Edward Sydney Luard | Improvements in or relating to the locking of railway wagon doors |
| CN101323309A (en) * | 2008-07-25 | 2008-12-17 | 南车眉山车辆有限公司 | Bottom side door hasp lock apparatus of railway freight gondola car |
| CN201395993Y (en) * | 2009-02-20 | 2010-02-03 | 济南轨道交通装备有限责任公司 | Anti-bounce railway open wagon lower door lock |
| CN201902099U (en) * | 2010-12-09 | 2011-07-20 | 南车二七车辆有限公司 | Railway gondola car door |
| CN202170695U (en) * | 2011-07-05 | 2012-03-21 | 南车二七车辆有限公司 | Lower side door stopper for railway truck |
| CN202299661U (en) * | 2011-09-08 | 2012-07-04 | 红安远发铁路配件有限公司 | Locking type hasp seat for lower side door of railway freight open type carriage |
| CN203081114U (en) * | 2012-10-18 | 2013-07-24 | 郑元明 | Hasp lock for lower side door of open car |
| CN208881794U (en) * | 2018-09-06 | 2019-05-21 | 中车贵阳车辆有限公司 | A kind of safety device closed for railway freight-car underside gate |
-
2018
- 2018-09-06 CN CN201811038831.2A patent/CN108839660B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190370A (en) * | 1921-12-23 | 1922-12-21 | Edward Sydney Luard | Improvements in or relating to the locking of railway wagon doors |
| CN101323309A (en) * | 2008-07-25 | 2008-12-17 | 南车眉山车辆有限公司 | Bottom side door hasp lock apparatus of railway freight gondola car |
| CN201395993Y (en) * | 2009-02-20 | 2010-02-03 | 济南轨道交通装备有限责任公司 | Anti-bounce railway open wagon lower door lock |
| CN201902099U (en) * | 2010-12-09 | 2011-07-20 | 南车二七车辆有限公司 | Railway gondola car door |
| CN202170695U (en) * | 2011-07-05 | 2012-03-21 | 南车二七车辆有限公司 | Lower side door stopper for railway truck |
| CN202299661U (en) * | 2011-09-08 | 2012-07-04 | 红安远发铁路配件有限公司 | Locking type hasp seat for lower side door of railway freight open type carriage |
| CN203081114U (en) * | 2012-10-18 | 2013-07-24 | 郑元明 | Hasp lock for lower side door of open car |
| CN208881794U (en) * | 2018-09-06 | 2019-05-21 | 中车贵阳车辆有限公司 | A kind of safety device closed for railway freight-car underside gate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108839660A (en) | 2018-11-20 |
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