CN217892843U - Normal braking track four-wheel flatcar - Google Patents
Normal braking track four-wheel flatcar Download PDFInfo
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- CN217892843U CN217892843U CN202221777570.8U CN202221777570U CN217892843U CN 217892843 U CN217892843 U CN 217892843U CN 202221777570 U CN202221777570 U CN 202221777570U CN 217892843 U CN217892843 U CN 217892843U
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- brake
- wheel
- braking
- connecting rod
- frame
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Abstract
The utility model discloses a normality brake track four-wheel flatcar, which comprises a vehicle rack, frame bottom four corners is equipped with the rail wheel, frame front side and the vertical side in rear side have all set firmly the rotation base, every side both ends are equipped with two rotation bases, the rotation base is run through in the braking pivot, the braking pivot links firmly the brake push rod, frame front side and rear side edge have set firmly spring baffle along the bottom, spring baffle is located the rail wheel outside, braking pivot periphery links firmly the brake connecting rod top, the articulated roof rod end of stopping in brake connecting rod bottom, the brake ejector pin runs through spring baffle, brake ejector pin sliding connection spring baffle, the articulated brake shoe of brake ejector pin tail end, the pressure spring is located inside the pressure spring cover to the brake ejector pin cover, pressure spring baffle is connected to pressure spring one end, brake ejector pin tail end is connected to the pressure spring other end, the pressure spring is the shrink state, two braking pivots are passed through the link mechanism transmission and are connected, keep the opposite direction to rotate. The utility model discloses can brake, safe and reliable during simple structure, convenient to use, ramp highway section.
Description
Technical Field
The utility model relates to a track operation instrument field especially relates to a normality brake track four-wheel flatcar.
Background
In the railway maintenance construction process, a rail flat car auxiliary transportation mode is usually adopted, and two ordinary flat cars are not provided with brakes, so that safety accidents are easily caused by car sliding under the ramp construction environment. The sliding of the railway platform wagon is likely to cause personal injury accidents of operators, damage of machines and tools, line equipment and the like, the time consumed for recovering materials transported by the railway platform wagon is consumed, and due to the fact that the time is tight in the railway maintenance construction process, the operation must be completed in a skylight point, so that the railway platform wagon can achieve the purposes of being simple in structure, convenient to use, capable of braking in a ramp road section, safe and reliable, and becoming the urgent need in the current on-site railway maintenance construction.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a normality brake track four-wheel flatcar, can brake, safe and reliable during simple structure, convenient to use, ramp highway section.
In order to achieve the purpose, the utility model adopts the following technical proposal to realize:
the utility model discloses a normal braking track four-wheel flatcar, which comprises a frame, track wheels are arranged at four corners of the bottom of the frame, rotating bases are fixedly arranged at the front side and the rear vertical side of the frame, two rotating bases are arranged at two ends of each side, a braking rotating shaft is horizontally arranged and runs through the two rotating bases, the braking rotating shaft is fixedly connected with a braking push rod,
the front side and the rear side of the frame are fixedly provided with spring baffles along the bottom, the spring baffles are positioned on the outer side of the rail wheel, the periphery of the braking rotating shaft is fixedly connected with the top end of a braking connecting rod, the bottom end of the braking connecting rod is hinged with the head end of a braking ejector rod, the braking ejector rod penetrates through the spring baffles, the braking ejector rod is connected with the spring baffles in a sliding manner, the tail end of the braking ejector rod is hinged with a brake shoe, the brake shoe is matched with the rail wheel, the braking ejector rod is sleeved in a pressure spring, one end of the pressure spring is connected with the spring baffles, the other end of the pressure spring is connected with the tail end of the braking ejector rod, and the pressure spring is in a contraction state,
the two braking rotating shafts are in transmission connection through a connecting rod mechanism and keep opposite rotation.
Preferably, the frame is of a frame structure, and the front side and the rear side of the frame are square tubes.
Preferably, four bights of frame are for keeping off the tiny fragments of stone, coal, etc. board, keep off tiny fragments of stone, etc. board bottom and set firmly the wheel backup pad, rotate the wheel and rotate the connecting wheel backup pad inner wall, and wheel clamp plate is equipped with to wheel backup pad bottom outer wall.
Preferably, the link mechanism comprises a driving rod, a driving connecting rod and a transmission connecting rod, the driving rod is fixedly connected with the periphery of the braking rotating shaft, the driving rod is hinged with the head end of the driving connecting rod, the tail end of the driving connecting rod is hinged with the end part of the transmission connecting rod, and the middle part of the transmission connecting rod is rotatably connected with the bottom of the frame.
Preferably, the tail end of the brake ejector rod is provided with an adjusting device, the tail end of the brake ejector rod is provided with a threaded section, the tail end of the threaded section is hinged to the brake shoe, the threaded section is sleeved with an adjusting nut, and the nut is connected with a pressure spring.
Preferably, the rotating base comprises two horizontally arranged fixed plates, and the brake connecting rod is positioned between the two fixed plates.
Preferably, the equal detachable in the frame left and right sides is equipped with the guardrail, and the series connection port is all established at two side middle parts around the frame.
Preferably, the two ends of the braking rotating shaft extend to the outside of the rotating base, and the end part of the braking rotating shaft is fixedly connected with a braking push rod.
Preferably, the brake push rod is arranged in an inverted U shape.
The utility model has the advantages that:
1. the utility model has the advantages of light structure and large carrying capacity;
2. the utility model can be organized according to the operation amount, and the operation is simple;
3. the utility model adopts the brake shoe structure brake mode, and has simple structure;
4. the utility model can be disassembled, and can be safely operated from left to right;
5. the utility model discloses the normality braking, both ends are all operable around.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a side view of the rail wheel of the present invention.
In the figure: the brake comprises a frame 1, a track wheel 2, a track wheel 3, a rotating base 3, a brake rotating shaft 4, a brake push rod 5, a spring baffle 6, a brake connecting rod 7, a brake ejector rod 8, a fixing plate 9, a pressure spring 10, a brake shoe 11, a ballast blocking plate 12, a wheel supporting plate 13, a wheel pressing plate 14, a drive rod 15, a drive connecting rod 16, a transmission connecting rod 17, a thread section 18, an adjusting nut 19, a guardrail 20 and a series port 21.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings.
In this document, the front and rear direction system follows the two ends of the direction of motion of the present invention, the left and right sides being parallel to the direction of motion.
As shown in figures 1 and 2, the utility model comprises a frame 1, four corners of the bottom of the frame 1 are provided with track wheels 2, the vertical side surfaces of the front side and the rear side of the frame 1 are respectively and fixedly provided with a rotating base 3, two rotating bases 3 are arranged at two ends of each side surface, a braking rotating shaft 4 is horizontally arranged, the braking rotating shaft 4 penetrates through the two rotating bases 3, the braking rotating shaft 4 is fixedly connected with a braking push rod 5,
the front side and the rear side of the frame 1 are fixedly provided with a spring baffle 6 along the bottom, the spring baffle 6 is positioned outside the rail wheel 2, the periphery of the brake rotating shaft 4 is fixedly connected with the top end of a brake connecting rod 7, the bottom end of the brake connecting rod 7 is hinged with the head end of a brake ejector rod 8, the brake ejector rod 8 penetrates through the spring baffle 6, the brake ejector rod 8 is in sliding connection with the spring baffle 6, the tail end of the brake ejector rod 8 is hinged with a brake shoe 11, the brake shoe 11 is matched with the rail wheel 2, the brake ejector rod 8 is sleeved inside a pressure spring 10, one end of the pressure spring 10 is connected with the spring baffle 6, the other end of the pressure spring 10 is connected with the tail end of the brake ejector rod 8, and the pressure spring 10 is in a contraction state,
the two braking rotating shafts 4 are in transmission connection through a connecting rod mechanism and keep opposite rotation.
The frame 1 is a frame structure, the front side and the rear side of the frame 1 are square pipes, four corners of the frame 1 are ballast blocking plates 12, wheel supporting plates 13 are fixedly arranged on the bottom surfaces of the ballast blocking plates 12, the inner walls of the wheel rotating connecting wheel supporting plates 13 are rotated, and wheel pressing plates 14 are arranged on the outer walls of the bottoms of the wheel supporting plates 13.
The link mechanism comprises a driving rod 15, a driving connecting rod 16 and a transmission connecting rod 17, wherein the driving rod 15 is fixedly connected with the periphery of the braking rotating shaft 4, the driving rod 15 is hinged with the head end of the driving connecting rod 16, the tail end of the driving connecting rod 16 is hinged with the end part of the transmission connecting rod 17, and the middle part of the transmission connecting rod 17 is rotatably connected with the bottom of the frame 1.
In order to adjust the pretightening force of the compression spring 10 conveniently, an adjusting device is arranged at the tail end of the brake ejector rod 8, a threaded section 18 is arranged at the tail end of the brake ejector rod 8, the tail end of the threaded section 18 is hinged to the brake shoe 11, an adjusting nut 19 is sleeved on the threaded section 18, and the nut is connected with the compression spring 10.
In order to prevent the brake shaft 4 from moving back and forth, the rotating base 3 includes two fixing plates 9 horizontally disposed, and the brake link 7 is located between the two fixing plates 9.
The equal detachable in the left and right sides of frame 1 is equipped with guardrail 20, and two side middle parts all establish series connection port 21 around frame 1.
In order to facilitate the use of users on the left and right sides, the two ends of the braking rotating shaft 4 extend to the outside of the rotating base 3, the end part of the braking rotating shaft 4 is fixedly connected with a braking push rod 5, and the braking push rod 5 is arranged in an inverted U shape.
In actual use, when no artificial external force is applied, the pressure spring 10 presses the brake shoe 11, the brake shoe 11 presses the rail wheel 2 for braking, when a user pushes the brake push rod 5 to make the device advance, the pressure spring 10 is pressed according to the lever principle, the brake shoe 11 is separated from the rail wheel 2,
meanwhile, in order to ensure that the two directions of the device can be used as the advancing directions, a connecting rod mechanism is arranged, when one braking rotating shaft 4 rotates, the other braking rotating shaft 4 is driven to rotate oppositely, and the state of simultaneously braking or cancelling braking is achieved.
Of course, the present invention may have other embodiments, and those skilled in the art may make various corresponding changes and modifications according to the present invention without departing from the spirit and the essence of the present invention, and these corresponding changes and modifications should fall within the protection scope of the appended claims.
Claims (9)
1. The utility model provides a normality brake track four-wheel flatcar which characterized in that: comprises a frame (1), four corners of the bottom of the frame (1) are provided with track wheels (2), vertical side surfaces of the front side and the rear side of the frame (1) are respectively and fixedly provided with a rotating base (3), two rotating bases (3) are arranged at two ends of each side surface, a braking rotating shaft (4) is horizontally arranged, the braking rotating shaft (4) penetrates through the two rotating bases (3), the braking rotating shaft (4) is fixedly connected with a braking push rod (5),
the front side and the rear side edge of the frame (1) are fixedly provided with a spring baffle (6) along the bottom, the spring baffle (6) is positioned at the outer side of the rail wheel (2), the periphery of the brake rotating shaft (4) is fixedly connected with the top end of a brake connecting rod (7), the bottom end of the brake connecting rod (7) is hinged with the head end of a brake ejector rod (8), the brake ejector rod (8) penetrates through the spring baffle (6), the brake ejector rod (8) is connected with the spring baffle (6) in a sliding manner, the tail end of the brake ejector rod (8) is hinged with a brake shoe (11), the brake shoe (11) is matched with the rail wheel (2), the brake ejector rod (8) is sleeved inside a pressure spring (10), one end of the pressure spring (10) is connected with the spring baffle (6), the other end of the pressure spring (10) is connected with the tail end of the brake ejector rod (8), and the pressure spring (10) is in a contraction state,
the two braking rotating shafts (4) are in transmission connection through a connecting rod mechanism and keep opposite rotation.
2. The normal brake track four-wheel flatcar of claim 1, characterized in that: the frame (1) is of a frame structure, and the front side and the rear side of the frame (1) are square tubes.
3. The normal brake track four-wheel flatcar of claim 2, characterized in that: four corners of the frame (1) are provided with ballast retaining plates (12), the bottom surfaces of the ballast retaining plates (12) are fixedly provided with wheel supporting plates (13), rotating wheels are connected with the inner walls of the wheel supporting plates (13) in a rotating manner, and the outer walls of the bottoms of the wheel supporting plates (13) are provided with wheel pressing plates (14).
4. The normal braking track four-wheel flatcar of claim 1, characterized by: the connecting rod mechanism comprises a driving rod (15), a driving connecting rod (16) and a transmission connecting rod (17), wherein the driving rod (15) is fixedly connected with the periphery of the braking rotating shaft (4), the driving rod (15) is hinged with the head end of the driving connecting rod (16), the tail end of the driving connecting rod (16) is hinged with the end part of the transmission connecting rod (17), and the middle part of the transmission connecting rod (17) is rotatably connected with the bottom of the frame (1).
5. The normal brake track four-wheel flatcar of claim 1, characterized in that: the tail end of the brake ejector rod (8) is provided with an adjusting device, the tail end of the brake ejector rod (8) is provided with a threaded section (18), the tail end of the threaded section (18) is hinged to a brake shoe (11), the threaded section (18) is sleeved with an adjusting nut (19), and the nut is connected with a pressure spring (10).
6. The normal brake track four-wheel flatcar of claim 1, characterized in that: the rotating base (3) comprises two fixing plates (9) which are horizontally arranged, and the brake connecting rod (7) is positioned between the two fixing plates (9).
7. The normal braking track four-wheel flatcar of claim 1, characterized by: the left side and the right side of the frame (1) are both detachably provided with guardrails (20), and the middle parts of the front side and the rear side of the frame (1) are both provided with serial ports (21).
8. The normal braking track four-wheel flatcar of claim 1, characterized by: two ends of the braking rotating shaft (4) extend to the outside of the rotating base (3), and the end part of the braking rotating shaft (4) is fixedly connected with a braking push rod (5).
9. The normal brake track four-wheel flatcar of claim 8, characterized in that: the brake push rod (5) is arranged in an inverted U shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221777570.8U CN217892843U (en) | 2022-07-11 | 2022-07-11 | Normal braking track four-wheel flatcar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221777570.8U CN217892843U (en) | 2022-07-11 | 2022-07-11 | Normal braking track four-wheel flatcar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217892843U true CN217892843U (en) | 2022-11-25 |
Family
ID=84135101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221777570.8U Active CN217892843U (en) | 2022-07-11 | 2022-07-11 | Normal braking track four-wheel flatcar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217892843U (en) |
-
2022
- 2022-07-11 CN CN202221777570.8U patent/CN217892843U/en active Active
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