CN217260058U - Low-speed train collision buffer structure - Google Patents
Low-speed train collision buffer structure Download PDFInfo
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- CN217260058U CN217260058U CN202221375441.6U CN202221375441U CN217260058U CN 217260058 U CN217260058 U CN 217260058U CN 202221375441 U CN202221375441 U CN 202221375441U CN 217260058 U CN217260058 U CN 217260058U
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- buffer structure
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- 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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Abstract
The utility model discloses a low-speed train collision buffering structure, which comprises a first fixed block and a second connecting block, wherein the first fixed block is connected with a middle block through two limiting components, the two limiting components are respectively positioned between the top ends and the bottom ends of the first fixed block and the middle block, and the middle block is connected with the second connecting block through a mounting component; a low-speed train collision buffer structure, expanding spring cushions the baffle when the carriage collides, can connect the distance that prevents first fixed plate and second fixed plate too closely or too far away through the connecting rod when first fixed plate and second fixed plate are close to or keep away from, can carry on spacingly to first fixed plate and second fixed plate, with the second fixing bolt chucking on the second connecting block in rotating the groove, can make the connecting plate connect middle piece and second connecting block through rotating the connecting plate, buffer structure installs more conveniently on the train.
Description
Technical Field
The utility model relates to a track traffic field, in particular to low-speed train collision buffer structure.
Background
Along with the development of rail transit, the development of novel, high-speed EMUs constantly appears, has proposed more rigorous requirement to the connector of installing on the EMUs, and the connector must guarantee can not take off the needle at the high-speed operation in-process of vehicle, must good contact simultaneously, through the connector with train carriage from new combination and connect, can install the buffer structure of train when the connector is connected to make rail train reduce the striking between the carriage when the equipment.
However, the existing train collision buffer structure has certain disadvantages, firstly, the buffer structure is easy to react on a carriage by reaction force or elasticity of a spring after buffering, the rebound carriage moves for a long distance due to the lack of a limiting device, and the buffer device is installed between two trains.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a low-speed train collision buffer structure can effectively solve the technical problem who proposes in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a low-speed train collision buffering structure comprises a first fixed block and a second connecting block, wherein the first fixed block is connected with a middle block through two limiting assemblies, the two limiting assemblies are respectively positioned between the top ends and the bottom ends of the first fixed block and the middle block, and the middle block is connected with the second connecting block through a mounting assembly;
spacing subassembly includes first fixed plate and second fixed plate, be provided with the guide bar between first fixed plate and the second fixed plate, the both ends and the equal sliding connection of first fixed plate and second fixed plate of guide bar, the cover is equipped with two baffles on the guide bar, two be provided with three expanding spring between the baffle, the installation component includes the connecting plate, the rotation groove has all been seted up at four turnings of connecting plate, and has seted up the connecting hole in the middle of rotating the groove, every the inside in rotation groove all is provided with first fixing bolt and second fixing bolt, first fixing bolt and second fixing bolt run through the inside in rotation groove, and first fixing bolt is connected with the midblock, and the second fixing bolt is connected with the second connecting block.
As the utility model discloses preferred technical scheme, spacing subassembly still includes the connecting rod, the top and the bottom of first fixed plate and second fixed plate all are provided with four connecting rods, and per four through round pin hub connection between the connecting rod.
As the utility model discloses preferred technical scheme, baffle and guide bar sliding connection, first fixed plate welds with first fixed block mutually, the second fixed plate is fixed mutually with the midblock.
As a preferred technical scheme of the utility model, the installation component still includes third fixing bolt, the top of middle piece and second connecting block is provided with third fixing bolt, and third fixing bolt runs through the inside of second connecting block and connecting plate and closes mutually soon with the middle piece.
As the utility model discloses preferred technical scheme, the shape that rotates the groove is the arc wall, and four it all is located same circle to rotate the groove, and the diameter of connecting hole is greater than the groove width that rotates the groove.
As the utility model discloses preferred technical scheme, the terminal surface of first fixed block and second connecting block all is provided with fastening bolt, the terminal surface of first fixed block and middle piece cooperatees.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model is provided with a limit component, the baffle plate is buffered by the expansion spring when the carriage collides, and the first fixing plate and the second fixing plate can be prevented from being too close or too far away by connecting the connecting rod when approaching or keeping away from each other, so that the first fixing plate and the second fixing plate can be limited;
be provided with the installation component, with the second fixing bolt chucking on the second connecting block in rotating the groove, can make the connecting plate connect middle piece and second connecting block through rotating the connecting plate, it is more convenient that buffer structure installs on the train.
Drawings
Fig. 1 is a schematic view of the overall structure of a low-speed train collision buffer structure of the present invention;
fig. 2 is a schematic diagram of a limiting component of a collision buffer structure for a low-speed train according to the present invention;
fig. 3 is a schematic view of an intermediate block and a second connecting block of the low-speed train collision buffer structure of the present invention;
fig. 4 is a schematic view of the installation assembly of the low-speed train collision buffer structure of the present invention.
In the figure: 1. a first fixed block; 2. a middle block; 3. a second connecting block; 4. a limiting component; 5. mounting the component; 6. fastening a bolt; 401. a first fixing plate; 402. a second fixing plate; 403. a connecting rod; 404. a baffle plate; 405. a tension spring; 406. a guide bar; 501. a connecting plate; 502. a rotating groove; 503. a first fixing bolt; 504. a second fixing bolt; 505. a third fixing bolt; 506. and connecting the holes.
Detailed Description
In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.
As shown in fig. 1-4, a low-speed train collision buffer structure comprises a first fixed block 1 and a second connecting block 3, wherein the first fixed block 1 is connected with a middle block 2 through two limiting assemblies 4, the two limiting assemblies 4 are respectively positioned between the top ends and the bottom ends of the first fixed block 1 and the middle block 2, and the middle block 2 is connected with the second connecting block 3 through a mounting assembly 5;
In this embodiment, the limiting assembly 4 further includes connecting rods 403, four connecting rods 403 are disposed at the top end and the bottom end of the first fixing plate 401 and the second fixing plate 402, and every four connecting rods 403 are connected by a pin; baffle 404 and guide bar 406 sliding connection, first fixed plate 401 welds with first fixed block 1 mutually, second fixed plate 402 is fixed with middle piece 2 mutually, when the train end of first fixed block 1 installation, expanding spring 405 cushions baffle 404 when the carriage collides, can connect the distance that prevents first fixed plate 401 and second fixed plate 402 through connecting rod 403 when first fixed plate 401 and second fixed plate 402 are close to or keep away from too closely or too far away, can carry on spacingly to first fixed plate 401 and second fixed plate 402.
In this embodiment, the mounting assembly 5 further includes a third fixing bolt 505, the top ends of the middle block 2 and the second connecting block 3 are provided with the third fixing bolt 505, and the third fixing bolt 505 penetrates through the second connecting block 3 and the connecting plate 501 and is screwed with the middle block 2; the shape of the rotating groove 502 is an arc-shaped groove, the four rotating grooves 502 are located on the same circle, the diameter of the connecting hole 506 is larger than the groove width of the rotating groove 502, the second fixing bolt 504 on the second connecting block 3 is clamped in the rotating groove 502, the connecting plate 501 can be rotated to enable the connecting plate 501 to connect the middle block 2 and the second connecting block 3, and the buffer structure is convenient to install on a train.
In addition, the end surfaces of the first fixing block 1 and the second connecting block 3 are both provided with fastening bolts 6, and the end surfaces of the first fixing block 1 and the middle block 2 are matched.
It should be noted that when a train car is assembled, a train collision may occur, at this time, a collision buffer structure may be installed at a head or a parking space of the train, at this time, the first fixed block 1 is installed at an end of the train through the fastening bolt 6, when another train car needs to be assembled and collided, the second connecting block 3 may contact with the train car, at this time, a distance between the middle block 2 and the first fixed block 1 is changed, and then the buffer is performed through the limiting assembly 4, specifically, the second fixed plate 402 on the middle block 2 may move along the guide rod 406 when being collided, so that the second fixed plate 402 contacts with the baffle 404, and the expansion spring 405 is compressed, at this time, an impact between two train cars may be reduced, when the train car stops after being collided, at this time, under the action or reaction force of the expansion spring 405, the first fixing plate 401 and the second fixing plate 402 are far away from each other, the first fixing plate 401 and the second fixing plate 402 are limited by the connecting rod 403 to avoid the first fixing plate 401 and the second fixing plate 402 from being far away from each other, at the moment, the second connecting block 3 can be connected with another train carriage, at the moment, the first fixing bolt 503 is screwed on the middle block 2, the connecting plate 501 is rotated to enable the connecting hole 506 in the rotating groove 502 to be aligned with the first fixing bolt 503, the connecting plate 501 is rotated and sleeved on the four first fixing bolts 503, and when the connecting plate needs to be connected with the second connecting block 3, at the moment, after the second fixing bolt 504 on the second connecting block 3 is aligned with the connecting hole 506 of the rotating groove 502, the train carriage is moved to enable the second connecting block 3 to be attached with the connecting plate 501 and the connecting plate 501 to rotate, so that the connecting plate 501 is located between the middle block 2 and the second connecting block 3, and the third fixing bolt 505 and the second connecting block 3, Connecting plate 501 and middle block 2 are fixed, avoid connecting plate 501 to take place to rotate or drop.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a low-speed train collision buffer structure which characterized in that: the connecting device comprises a first fixed block (1) and a second connecting block (3), wherein the first fixed block (1) is connected with a middle block (2) through two limiting assemblies (4), the two limiting assemblies (4) are respectively positioned between the top ends and the bottom ends of the first fixed block (1) and the middle block (2), and the middle block (2) is connected with the second connecting block (3) through a mounting assembly (5);
the limiting assembly (4) comprises a first fixing plate (401) and a second fixing plate (402), a guide rod (406) is arranged between the first fixing plate (401) and the second fixing plate (402), two ends of the guide rod (406) are connected with the first fixing plate (401) and the second fixing plate (402) in a sliding mode, two baffles (404) are sleeved on the guide rod (406), three telescopic springs (405) are arranged between the two baffles (404), the mounting assembly (5) comprises a connecting plate (501), rotating grooves (502) are formed in four corners of the connecting plate (501), a connecting hole (506) is formed in the middle of each rotating groove (502), a first fixing bolt (503) and a second fixing bolt (504) are arranged inside each rotating groove (502), and the first fixing bolt (503) and the second fixing bolt (504) penetrate through the rotating grooves (502), and the first fixing bolt (503) is connected with the middle block (2), and the second fixing bolt (504) is connected with the second connecting block (3).
2. The low-speed train collision buffer structure according to claim 1, characterized in that: spacing subassembly (4) still include connecting rod (403), the top and the bottom of first fixed plate (401) and second fixed plate (402) all are provided with four connecting rod (403), and per four through round pin hub connection between connecting rod (403).
3. A low-speed train collision buffer structure according to claim 1, characterized in that: the baffle (404) is connected with the guide rod (406) in a sliding mode, the first fixing plate (401) is welded with the first fixing block (1), and the second fixing plate (402) is fixed with the middle block (2).
4. A low-speed train collision buffer structure according to claim 1, characterized in that: the mounting assembly (5) further comprises a third fixing bolt (505), the top ends of the middle block (2) and the second connecting block (3) are provided with the third fixing bolt (505), and the third fixing bolt (505) penetrates through the inside of the second connecting block (3) and the connecting plate (501) and is screwed with the middle block (2).
5. The low-speed train collision buffer structure according to claim 4, wherein: the rotating grooves (502) are arc-shaped grooves, the four rotating grooves (502) are located on the same circle, and the diameter of the connecting hole (506) is larger than the width of the rotating grooves (502).
6. A low-speed train collision buffer structure according to claim 1, characterized in that: the end faces of the first fixing block (1) and the second connecting block (3) are provided with fastening bolts (6), and the end faces of the first fixing block (1) and the middle block (2) are matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221375441.6U CN217260058U (en) | 2022-06-03 | 2022-06-03 | Low-speed train collision buffer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221375441.6U CN217260058U (en) | 2022-06-03 | 2022-06-03 | Low-speed train collision buffer structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217260058U true CN217260058U (en) | 2022-08-23 |
Family
ID=82887605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221375441.6U Active CN217260058U (en) | 2022-06-03 | 2022-06-03 | Low-speed train collision buffer structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217260058U (en) |
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2022
- 2022-06-03 CN CN202221375441.6U patent/CN217260058U/en active Active
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