CN213768384U - Limiting device for low-flat-plate semitrailer - Google Patents
Limiting device for low-flat-plate semitrailer Download PDFInfo
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- CN213768384U CN213768384U CN202023054192.4U CN202023054192U CN213768384U CN 213768384 U CN213768384 U CN 213768384U CN 202023054192 U CN202023054192 U CN 202023054192U CN 213768384 U CN213768384 U CN 213768384U
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Abstract
The utility model provides a stop device for low flat-plate semitrailer relates to the semitrailer field. This stop device for low dull and stereotyped semitrailer, including the sweep, the sliding tray has been seted up on the right side of sweep, the inside sliding connection of sliding tray has the slider, the first spring of left side fixedly connected with of slider, the left end of first spring and the left side inner wall fixed connection of sliding tray. This stop device for low dull and stereotyped semitrailer, through first spring, the sliding tray, the slider, mutually supporting of connecting piece and right side board, it is spacing to reach the right side that can transport article, through the second spring, the extension board, the third spring, the fly leaf, the cooperation of left side board and screw rod, reach and to adjust the spacing height in both sides according to the height of article, it only can carry on spacingly to the bottom contact site of transported substance to have solved present stop device for low dull and stereotyped semitrailer, cause the not hard up problem that drops even of article easily at the in-process of seriously jolting.
Description
Technical Field
The utility model relates to a semitrailer technical field specifically is a stop device for low flat-plate semitrailer.
Background
The lower flat-bed semitrailer is generally used for transporting heavy-duty vehicles (such as tractors, buses, special-purpose vehicles and the like), rail vehicles, mining machines, forestry machines, engineering machines (such as excavators, bulldozers, loaders, pavers, cranes and the like) and other heavy-duty goods, the lower the gravity center of the semitrailer is, the better the stability and the safety are, the stronger the capacity of transporting ultrahigh goods and passing overhead obstacles is, the current limiting device for the lower flat-bed semitrailer can only limit the bottom contact part of the transported goods, and the loose goods and even the falling of the goods are easily caused in the severe bumping process.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a stop device for low dull and stereotyped semitrailer has solved present stop device for low dull and stereotyped semitrailer and only can carry on spacingly to the bottom contact site of transported substance, causes the not hard up problem that drops even of article easily at the in-process of seriously jolting.
Technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a stop device for low dull and stereotyped semitrailer, includes the sweep, the sliding tray has been seted up on the right side of sweep, the inside sliding connection of sliding tray has the slider, the first spring of left side fixedly connected with of slider, the left end of first spring and the left side inner wall fixed connection of sliding tray, the sliding hole that is linked together with the sliding tray inside is seted up to the upper surface of sweep, the inside sliding connection of sliding hole has the connecting piece, the lower surface of connecting piece and the last fixed surface of slider are connected, the last fixed surface of connecting piece is connected with the right side board, the slot has been seted up to the lower surface of slider, the fixed orifices that is linked together with the sliding tray inside is seted up to the lower surface of sweep, the inside grafting of fixed orifices has the bolt, the one end that the fixed orifices was kept away from to the bolt is pegged graft with the inside of slot.
Furthermore, the inside swing joint of right side board has the extension board, the bottom fixedly connected with second spring of extension board, the bottom of second spring and the interior diapire fixed connection of right side board.
Furthermore, the right side of the extension plate is provided with a positioning groove, and an insertion rod is inserted into the positioning groove.
Furthermore, the right side of the right side plate is provided with a positioning hole communicated with the inside of the right side plate, and one end, far away from the positioning groove, of the inserted bar is inserted into the positioning hole.
Furthermore, a lifting groove is formed in the inner wall of the car plate, a movable plate is movably connected inside the lifting groove, and a left side plate is fixedly connected to the right side of the movable plate.
Furthermore, a screw rod is lapped on the upper surface of the movable plate, a threaded hole communicated with the inside of the lifting groove is formed in the upper surface of the vehicle plate, the surface of the screw rod is in threaded connection with the inside of the threaded hole, a third spring is fixedly connected to the lower surface of the movable plate, and the bottom end of the third spring is fixedly connected with the inner bottom wall of the lifting groove.
The utility model provides a stop device for low dull and stereotyped semitrailer. The method has the following beneficial effects:
1. this stop device for low dull and stereotyped semitrailer, through first spring, the sliding tray, the slider, mutually supporting of connecting piece and right side board, it is spacing to reach the right side that can transport article, through the second spring, the extension board, the third spring, the fly leaf, the cooperation of left side board and screw rod, reach and to adjust the spacing height in both sides according to the height of article, it only can carry on spacingly to the bottom contact site of transported substance to have solved present stop device for low dull and stereotyped semitrailer, cause the not hard up problem that drops even of article easily at the in-process of seriously jolting.
2. This stop device for low dull and stereotyped semitrailer through the cooperation of fixed orifices, slot and bolt, reaches and fixes the right curb plate, avoids appearing becoming flexible in the transportation, through the cooperation of constant head tank, locating hole and inserted bar, reaches and to fix a position the extension board after adjusting.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
fig. 3 is an enlarged view of a portion B of fig. 1 according to the present invention.
The vehicle-mounted lifting device comprises a vehicle plate 1, a fixing hole 2, a sliding groove 3, a first spring 4, a sliding hole 5, a second spring 6, a right side plate 7, a positioning groove 8, an extension plate 9, a left side plate 10, a movable plate 11, a threaded hole 12, a lifting groove 13, a third spring 14, a screw rod 15, a sliding block 16, a slot 17, an insertion rod 18, an insertion pin 19, a connecting piece 20 and a positioning hole 21.
Detailed Description
As shown in fig. 1-3, the embodiment of the utility model provides a stop device for low flat semitrailer, including sweep 1, lift groove 13 has been seted up to the inner wall of sweep 1, and the inside swing joint of lift groove 13 has fly leaf 11, and the right side fixedly connected with left side board 10 of fly leaf 11, and the upper surface overlap joint of fly leaf 11 has screw rod 15, and the screw hole 12 that is linked together with lift groove 13 inside is seted up to the upper surface of sweep 1, and the surface of screw rod 15 and the inside threaded connection of screw hole 12, and the lower fixed surface of fly leaf 11 is connected with third spring 14, the bottom of third spring 14 and the interior diapire fixed connection of lift groove 13.
The right side of the vehicle plate 1 is provided with a sliding groove 3, the inside of the sliding groove 3 is connected with a sliding block 16 in a sliding way, the left side of the sliding block 16 is fixedly connected with a first spring 4, the left end of the first spring 4 is fixedly connected with the inner wall of the left side of the sliding groove 3, the upper surface of the vehicle plate 1 is provided with a sliding hole 5 communicated with the inside of the sliding groove 3, the inside of the sliding hole 5 is connected with a connecting piece 20 in a sliding way, the lower surface of the connecting piece 20 is fixedly connected with the upper surface of the sliding block 16, the upper surface of the connecting piece 20 is fixedly connected with a right side plate 7, the inside of the right side plate 7 is movably connected with an extension plate 9, the bottom of the extension plate 9 is fixedly connected with a second spring 6, the bottom end of the second spring 6 is fixedly connected with the inner bottom wall of the right side plate 7, the right side of the extension plate 9 is provided with a positioning groove 8, the inside of the positioning groove 8 is inserted with an inserting rod 18, the right side of the right side plate 7 is provided with a positioning hole 21 communicated with the inside of the right side plate 7, one end, far away from the positioning groove 8, of the inserted bar 18 is inserted into the positioning hole 21, the slot 17 is formed in the lower surface of the sliding block 16, the fixing hole 2 communicated with the inside of the sliding groove 3 is formed in the lower surface of the vehicle plate 1, the bolt 19 is inserted into the fixing hole 2, and one end, far away from the fixing hole 2, of the bolt 19 is inserted into the slot 17.
The working principle is as follows: the right side plate 7 is pulled rightwards, then the object is carried to the surface of the vehicle plate 1, then the right side plate 7 is slowly released, at the moment, the first spring 4 can be contracted and drive the slide block 16 to move leftwards, the slide block 16 can drive the slot 17 to move leftwards through the connecting piece 20, after the left side of the right side plate 7 is contacted with the right side of the object, the bolt 19 is inserted into the slot 17 through the fixing hole 2, the inserted link 18 can be pulled out from the positioning slot 8 according to the height of the article, at this time, the second spring 6 releases the elastic force to push the extension plate 9 to extend outwards, when the extension plate 9 extends to a height which is not much different from the height of the article, the insertion rod 18 can be inserted into the corresponding positioning groove 8, the screw 15 is screwed upwards, at this time, the third spring 14 releases the elastic force to push the movable plate 11 and the left side plate 10 to move upwards, the screwing of the screw 15 can be stopped when the height of the left side plate 10 is not much different from the height of the article.
Claims (6)
1. The utility model provides a stop device for low flat semitrailer, includes sweep (1), its characterized in that: the motorcycle scooter is characterized in that a sliding groove (3) is formed in the right side of the motorcycle plate (1), a sliding block (16) is connected to the inside of the sliding groove (3) in a sliding manner, a first spring (4) is fixedly connected to the left side of the sliding block (16), the left end of the first spring (4) is fixedly connected with the inner wall of the left side of the sliding groove (3), a sliding hole (5) communicated with the inside of the sliding groove (3) is formed in the upper surface of the motorcycle plate (1), a connecting piece (20) is connected to the inside of the sliding hole (5) in a sliding manner, the lower surface of the connecting piece (20) is fixedly connected with the upper surface of the sliding block (16), a right side plate (7) is fixedly connected to the upper surface of the connecting piece (20), an inserting groove (17) is formed in the lower surface of the sliding block (16), a fixing hole (2) communicated with the inside of the sliding groove (3) is formed in the lower surface of the motorcycle plate (1), and a bolt (19) is inserted into the fixing hole (2), one end of the plug pin (19) far away from the fixing hole (2) is inserted into the slot (17).
2. The limit device for the low flat semi-trailer according to claim 1, wherein: the inside swing joint of right side board (7) has extension board (9), the bottom fixedly connected with second spring (6) of extension board (9), the bottom of second spring (6) and the interior diapire fixed connection of right side board (7).
3. The limit device for the low flat semi-trailer according to claim 2, characterized in that: the right side of the extension plate (9) is provided with a positioning groove (8), and an insertion rod (18) is inserted into the positioning groove (8).
4. The limit device for the low flat semi-trailer according to claim 3, characterized in that: the right side of the right side plate (7) is provided with a positioning hole (21) communicated with the inside of the right side plate (7), and one end, far away from the positioning groove (8), of the insertion rod (18) is inserted into the positioning hole (21).
5. The limit device for the low flat semi-trailer according to claim 1, wherein: the lifting groove (13) is formed in the inner wall of the vehicle plate (1), the movable connection inside the lifting groove (13) is provided with a movable plate (11), and the right side of the movable plate (11) is fixedly connected with a left side plate (10).
6. The limit device for the low flat semi-trailer according to claim 5, wherein: the upper surface of the movable plate (11) is lapped with a screw rod (15), the upper surface of the vehicle plate (1) is provided with a threaded hole (12) communicated with the inside of the lifting groove (13), the surface of the screw rod (15) is in threaded connection with the inside of the threaded hole (12), the lower surface of the movable plate (11) is fixedly connected with a third spring (14), and the bottom end of the third spring (14) is fixedly connected with the inner bottom wall of the lifting groove (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023054192.4U CN213768384U (en) | 2020-12-17 | 2020-12-17 | Limiting device for low-flat-plate semitrailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023054192.4U CN213768384U (en) | 2020-12-17 | 2020-12-17 | Limiting device for low-flat-plate semitrailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213768384U true CN213768384U (en) | 2021-07-23 |
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ID=76899232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023054192.4U Active CN213768384U (en) | 2020-12-17 | 2020-12-17 | Limiting device for low-flat-plate semitrailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213768384U (en) |
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2020
- 2020-12-17 CN CN202023054192.4U patent/CN213768384U/en active Active
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