CN209956109U - Prevent semitrailer in railway carriage or compartment that expands - Google Patents
Prevent semitrailer in railway carriage or compartment that expands Download PDFInfo
- Publication number
- CN209956109U CN209956109U CN201920473276.XU CN201920473276U CN209956109U CN 209956109 U CN209956109 U CN 209956109U CN 201920473276 U CN201920473276 U CN 201920473276U CN 209956109 U CN209956109 U CN 209956109U
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- carriage
- connecting rod
- blocking frame
- bobbin
- limiting
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Abstract
The utility model discloses a semitrailer for preventing carriage expansion, which relates to the field of semitrailers and comprises a carriage, wheels and supporting legs arranged at the bottom of the carriage, wherein the lower parts of two side surfaces of the carriage in the length direction are provided with limiting components; the limiting assembly comprises a blocking frame, a connecting rod and limiting plates, the connecting rod is arranged between two side plates of the blocking frame in a penetrating mode, the limiting plates are arranged on two sides of the blocking frame, the limiting plates are fixed on the side surfaces of the carriage, the blocking frame is arranged between the two limiting plates, the connecting rod comprises a first connecting rod and a second connecting rod which are parallel to each other, two ends of the first connecting rod are fixedly connected to the limiting plates and located on the lower portions of the limiting plates, the second connecting rod is arranged on the upper portions of the blocking frame in a penetrating mode, waist-shaped holes are formed in the two side plates of the blocking frame respectively, and the first connecting; and U-shaped grooves are respectively formed in the upper end surfaces of the two limiting plates, and the second connecting rod is placed in the U-shaped grooves. The utility model discloses have and prevent that the railway carriage or compartment door from expanding, reinforcing semitrailer transportation stability's effect.
Description
Technical Field
The utility model relates to a semitrailer field, in particular to prevent semitrailer in railway carriage or compartment that expands.
Background
The semitrailer is a trailer with an axle behind the center of gravity of the vehicle and a coupling device for transmitting horizontal and vertical forces to a tractor, and is a heavy transport vehicle connected with the head of the semitrailer by a towing pin.
The carriage door of semitrailer generally all establishes the both sides in carriage, and the semitrailer is in the transportation goods in-process, can extrude the carriage door when the goods in the carriage is more, and on the road surface not at ordinary times, the carriage vibrations are more violent moreover, and the crack department of carriage door is not hard up easily or expand even, leads to the goods to drop.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a prevent semitrailer in railway carriage or compartment that expands has and prevents that the railway carriage or compartment door from expanding, reinforcing semitrailer transportation stability's advantage.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a semitrailer for preventing a carriage from expanding comprises a carriage, wheels and supporting legs, wherein the wheels and the supporting legs are arranged at the bottom of the carriage; the limiting assembly comprises a groove-shaped blocking frame, connecting rods penetrating between two side plates of the blocking frame and limiting plates arranged on two sides of the blocking frame, the limiting plates are fixed on the side surfaces of the carriage, the blocking frame is installed between the two limiting plates, the connecting rods comprise a first connecting rod and a second connecting rod which are parallel to each other, two ends of the first connecting rod are fixedly connected to the limiting plates and located on the lower portions of the limiting plates, the second connecting rod penetrates through the upper portions of the blocking frame, waist-shaped holes are respectively formed in the two side plates of the blocking frame along the length direction of the two side plates, and the first connecting rod penetrates through the waist-shaped holes; and U-shaped grooves are respectively formed in the upper end surfaces of the two limiting plates, and two ends of the second connecting rod are placed in the U-shaped grooves.
By adopting the technical scheme, after goods in the carriage are loaded into the carriage, when the tarpaulin covers the top of the carriage, the blocking frame rotates around the second connecting rod and moves upwards, so that the first connecting rod is placed in the U-shaped groove, the blocking frame is fixed, the upper end of the blocking frame is attached to two sides of a center seam of the carriage door, the carriage door is effectively limited, and the carriage door is prevented from expanding towards two sides due to goods extrusion or carriage vibration; then the cable rope of tarpaulin both sides from top to bottom passes between the bottom plate of connecting rod and fender frame, then twines the cable rope on the bobbin and with cable rope taut downwards, because the existence of connecting rod, the cable rope can not expand to both sides.
The utility model discloses further set up to: the two side plates of the blocking frame are smoothly attached to the limiting plate.
Through adopting above-mentioned technical scheme, prevent to keep off the frame and appear sliding and rocking in the horizontal direction.
The utility model discloses further set up to: the bobbin rotates to be connected on the mounting bracket and both ends thereof wear out to the both sides of mounting bracket, the one end fixed mounting of bobbin has the ratchet, the top of ratchet is provided with rather than matched with pawl, the pawl rotates and sets up on the mounting bracket.
Through adopting above-mentioned technical scheme, coil the hawser and fix the back with the tarpaulin on the bobbin, rotate the bobbin, the rotation of bobbin drives hawser downstream, and the hawser can compress tightly the tarpaulin on the carriage, because the gravity of pawl self, the ratchet can not the antiport, when needs untie the hawser, manual upwards rotate the pawl lift up and the antiport bobbin can.
The utility model discloses further set up to: one end of the bobbin, which is far away from the ratchet wheel, is provided with through holes, and four through holes are uniformly formed in the circumferential direction of the wall of the bobbin.
Through adopting above-mentioned technical scheme, when needs rotate the bobbin, can wear to establish a pin rod between the perforation of symmetry, then the tip of manual rotation pin rod can increase the arm of force, conveniently rotates the bobbin.
The utility model discloses further set up to: the middle of the length direction of the tube wall of the bobbin is also connected with a fixed rod.
Through adopting above-mentioned technical scheme, before rotating the bobbin and carrying out the pretension to the hawser, only need to be on the dead lever with the tip system of hawser, the hawser can be fixed on the bobbin.
The utility model discloses further set up to: the end part of the fixed rod far away from the bobbin is fixed with a round head.
Through adopting above-mentioned technical scheme, the setting of button head can prevent effectively that the hawser from droing from the dead lever at the in-process that rotates the bobbin, and the hawser can block in button head department when the pole wall along the dead lever removes.
The utility model discloses further set up to: and an arc part is arranged at one end of the bottom surface of the blocking frame, which is close to the winding assembly.
Through adopting above-mentioned technical scheme, the hawser passes the connecting rod laminating and when winding on the wire winding subassembly downwards on the bottom surface of keeping off the frame, can play effective protection to the hawser, prevents that the edge that keeps off the frame from causing wearing and tearing to the hawser, and the pretightning force is too big or long-term to use down to lead to the hawser fracture.
To sum up, the utility model discloses a beneficial technological effect does:
1. the blocking frame is rotatably arranged between the two limiting plates and can be placed in the U-shaped groove, and the blocking frame is positioned between the middle seams of the compartment door, so that the compartment door is effectively limited, and the compartment door is prevented from expanding towards two sides due to cargo extrusion or compartment vibration;
2. through the cooperation of spacing subassembly and wire winding subassembly, the hawser passes and coils on the bobbin from between connecting rod and the fender frame bottom plate, and the connecting rod plays effective restriction to the lower extreme of hawser, prevents that the hawser from expanding to the both sides in carriage, leads to the tarpaulin to be blown scattered by wind.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a schematic structural view of the limiting assembly.
In the figure, 1, a vehicle compartment; 2. a wheel; 3. supporting legs; 4. a winding assembly; 41. a mounting frame; 42. a bobbin; 421. perforating; 422. fixing the rod; 423. a round head; 43. a ratchet wheel; 44. a pawl; 5. a limiting component; 51. a blocking frame; 511. a kidney-shaped hole; 512. a circular arc portion; 52. a connecting rod; 521. a first link; 522. a second link; 53. a limiting plate; 531. a U-shaped groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model provides a semitrailer of railway carriage or compartment that prevents to expand, combines shown in fig. 1 and 2, includes carriage 1, wheel 2 and supporting leg 3, and wheel 2 and supporting leg 3 set up respectively in carriage 1 bottom and lie in carriage 1 length direction's both ends, and the lower part of carriage 1 length direction's both sides face is provided with spacing subassembly 5, and spacing subassembly 5 lies in the lower part of carriage 1 railway carriage or compartment door crack, and the bottom of carriage 1 is provided with winding assembly 4 corresponding with spacing subassembly 5.
The winding assembly 4 is arranged at two ends of the width direction of the bottom surface of the carriage 1, the winding assembly 4 comprises a mounting frame 41 with a U-shaped cross section and a winding tube 42 which is rotatably arranged on the mounting frame 41 and is parallel to the bottom surface of the carriage 1, two ends of the winding tube 42 respectively penetrate through two side plates of the mounting frame 41, a ratchet wheel 43 is further sleeved at one end of the winding tube 42, the ratchet wheel 43 is fixedly arranged on the winding tube 42, a pawl 44 is rotatably arranged on one side surface, corresponding to the ratchet wheel 43, of the mounting frame 41, and the pawl 44 freely falls downwards due to gravity and is meshed with the ratchet wheel 43. The fixing rod 422 is fixedly connected to the middle of the tube wall of the winding tube 42 in the length direction, the round head 423 is fixedly arranged at the end part, far away from the winding tube 42, of the fixing rod 422, the cable for fixing the tarpaulin can be tied to the fixing rod 422 when falling downwards along the two side faces of the carriage 1, then the winding tube 42 is rotated to one side far away from the carriage 1, the cable can be wound on the winding tube 42 to fix the tarpaulin, the ratchet wheel 43 cannot rotate reversely due to the gravity of the pawl 44, and when the cable needs to be untied, the pawl 44 is manually rotated upwards to lift and rotate the winding tube 42. One end of the bobbin 42, which is far away from the ratchet wheel 43, is uniformly provided with four through holes 421 along the circumferential direction of the bobbin wall, when the bobbin 42 needs to be rotated, a pin rod can be penetrated between the through holes 421, then the end of the pin rod is manually rotated, the force arm can be increased, and the bobbin 42 is conveniently rotated.
Referring to fig. 2 and 3, the position-limiting assembly 5 is respectively and correspondingly disposed right above the winding assembly 4 and fixedly mounted at the lower portion of the side surface of the car 1, the position-limiting assembly 5 includes two position-limiting plates 53 disposed perpendicular to the side surface of the car 1, a blocking frame 51 mounted between the two position-limiting plates 53, and a connecting rod 52 disposed between the two side plates of the blocking frame 51, the middle seam of the car door is horizontally located between the two position-limiting plates 53, the blocking frame 51 is specifically of a groove shape, the two side plates of the blocking frame are smoothly attached to the inner side surfaces of the two position-limiting plates 53, the connecting rod 52 includes a first connecting rod 521 fixedly connected to the lower portion of the position-limiting plate 53 and a second connecting rod 522 located above the first connecting rod 521, the second connecting rod 522 is inserted and fixed at the upper portion of the blocking frame 51, the first connecting rod 521 and the second connecting rod 522 are both disposed in parallel to the bobbin 42, the first link 521 penetrates through the waist-shaped hole 511, the blocking frame 51 can move up and down along the first link 521 through the waist-shaped hole 511 and rotate around the first link 521, a U-shaped groove 531 is formed in the position, corresponding to the second link 522, on the upper end face of the limiting plate 53, and two ends of the second link 522 are placed in the U-shaped groove 531. One side smooth transition that is close to wire winding subassembly 4 on the bottom plate of keeping off frame 51 is formed with arc portion 512, and when the hawser passed connecting rod 52 and laminates on the bottom surface of keeping off frame 51 and down around on bobbin 42, can play effective protection to the hawser, prevent to keep off the edge of frame 51 and cause wearing and tearing to the hawser, the pretightning force is too big or lead to the hawser fracture under the long-term use.
The implementation principle of the embodiment is as follows: before loading the goods into the compartment, the blocking frame 51 freely falls between the two limiting plates 53, after loading the goods and covering the tarpaulin on the top of the compartment 1, cables at two ends of the goods fall downwards along the side surface of the compartment 1, the blocking frame 51 moves upwards and rotates around the second connecting rod 522, the blocking frame 51 rotates and is placed in the U-shaped groove 531, the blocking frame 51 and the limiting plates 53 are fixed, and due to the existence of the blocking frame 51, the compartment door cannot expand towards two sides in the vehicle transportation process; then the cable is passed through the gap between the first link 521 and the bottom plate of the stop frame 51, the cable is passed through the gap between the first link 521 and the second link 522, finally the cable is pulled downwards and tied on the fixing rod 422, and the cable is pulled tightly by rotating the winding tube 42.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides a prevent semitrailer in bloated railway carriage or compartment, includes carriage (1), sets up wheel (2) and supporting leg (3) in carriage (1) bottom, its characterized in that: the lower parts of two side surfaces of the carriage (1) in the length direction are provided with limiting assemblies (5), and the limiting assemblies (5) are positioned at the lower parts of the middle seams of the carriage doors of the carriage (1); the limiting assembly (5) comprises a groove-shaped blocking frame (51), connecting rods (52) arranged between two side plates of the blocking frame (51) in a penetrating mode and limiting plates (53) arranged on two sides of the blocking frame (51), the limiting plates (53) are fixed on the side surface of the carriage (1), the blocking frame (51) is installed between the two limiting plates (53), each connecting rod (52) comprises a first connecting rod (521) and a second connecting rod (522) which are parallel to each other, two ends of each first connecting rod (521) are fixedly connected to the corresponding limiting plate (53) and located on the lower portion of the corresponding limiting plate (53), each second connecting rod (522) penetrates through the upper portion of the corresponding blocking frame (51), waist-shaped holes (511) are formed in the two side plates of the blocking frame (51) along the length direction of the corresponding blocking frame, and the first connecting rods (521) penetrate through the waist-shaped holes (511); u-shaped grooves (531) are formed in the upper end faces of the two limiting plates (53), and the two ends of the second connecting rod (522) are placed in the U-shaped grooves (531).
2. An expansion-proof semitrailer according to claim 1, characterized in that: the two side plates of the blocking frame (51) are smoothly attached to the limiting plate (53).
3. An expansion-proof semitrailer according to claim 1, characterized in that: the bottom in carriage (1) is provided with wire winding subassembly (4), wire winding subassembly (4) including mounting bracket (41) that is the U-shaped setting and wear to establish bobbin (42) on mounting bracket (41), bobbin (42) rotate to be connected on mounting bracket (41) and its both ends wear out to the both sides of mounting bracket (41), the one end fixed mounting of bobbin (42) has ratchet (43), the top of ratchet (43) is provided with rather than matched with pawl (44), pawl (44) rotate to set up on mounting bracket (41).
4. An expansion-prevention semitrailer according to claim 3, characterized in that: one end, far away from the ratchet wheel (43), of the bobbin (42) is provided with through holes (421), and four through holes (421) are uniformly formed in the circumferential direction of the tube wall of the bobbin (42).
5. An expansion-prevention semitrailer according to claim 4, characterized in that: the middle of the length direction of the tube wall of the bobbin (42) is also connected with a fixing rod (422).
6. An expansion-preventing semitrailer according to claim 5, characterised in that: the end part of the fixing rod (422) far away from the bobbin (42) is fixed with a round head (423).
7. An expansion-prevention semitrailer according to claim 3, characterized in that: an arc part (512) is arranged at one end, close to the winding assembly (4), of the bottom surface of the blocking frame (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920473276.XU CN209956109U (en) | 2019-04-09 | 2019-04-09 | Prevent semitrailer in railway carriage or compartment that expands |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920473276.XU CN209956109U (en) | 2019-04-09 | 2019-04-09 | Prevent semitrailer in railway carriage or compartment that expands |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209956109U true CN209956109U (en) | 2020-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920473276.XU Expired - Fee Related CN209956109U (en) | 2019-04-09 | 2019-04-09 | Prevent semitrailer in railway carriage or compartment that expands |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209956109U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113511269A (en) * | 2021-06-08 | 2021-10-19 | 驻马店广大鸿远车业有限公司 | Special transport vechicle of aviation container board highway |
-
2019
- 2019-04-09 CN CN201920473276.XU patent/CN209956109U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113511269A (en) * | 2021-06-08 | 2021-10-19 | 驻马店广大鸿远车业有限公司 | Special transport vechicle of aviation container board highway |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200117 |