CN214112379U - Rear door lifting device of self-discharging semitrailer - Google Patents
Rear door lifting device of self-discharging semitrailer Download PDFInfo
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- CN214112379U CN214112379U CN202023352221.5U CN202023352221U CN214112379U CN 214112379 U CN214112379 U CN 214112379U CN 202023352221 U CN202023352221 U CN 202023352221U CN 214112379 U CN214112379 U CN 214112379U
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- movable plate
- groove
- rear door
- bottom plate
- fly leaf
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Abstract
The utility model discloses a rear door lifting device of a self-discharging semitrailer, which relates to the technical field of semitrailer self-discharging and mainly solves the problems of large physical consumption and low efficiency when the existing semitrailer self-discharging device unloads goods; the device comprises a bottom plate, wherein wheels are arranged on the bottom plate, a mounting groove is formed in the bottom plate, a movable plate is inserted in the mounting groove, sliding columns are arranged on two sides of the movable plate, the movable plate is movably mounted between the sliding columns and the mounting groove, a groove is formed in the middle position of the bottom of the movable plate, a rack is arranged in the groove, a straight gear is arranged on the bottom plate, the straight gear and the rack are meshed with each other, the straight gear is connected with a power device, a matching groove is formed in the side edge of the movable plate, an adjusting device is connected in the matching groove, and an anti-skid pad is arranged on the upper surface of the movable plate; the utility model discloses a set up fly leaf and adjusting device to promote the efficiency of goods uninstallation.
Description
Technical Field
The utility model relates to a semitrailer self-discharging technical field specifically is a self-discharging semitrailer back door elevating gear.
Background
The semitrailer is land transportation equipment with strong carrying capacity, economy and practicability, and the semitrailer in the current market is a container pulled by a vehicle head. The semitrailer generally need be loaded and unloaded the goods with the help of self-discharging device to promote handling efficiency, current handling equipment sets up the car tailboard at the afterbody in carriage mostly, realizes the loading and unloading to the goods through the upset of tailboard, nevertheless can produce a slope when using the tailboard, thereby increases staff's physical demands, reduces the efficiency of goods uninstallation simultaneously.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a self-discharging semitrailer back door elevating gear to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a rear door lifting device of a self-discharging semitrailer comprises a bottom plate, wheels are arranged on the bottom plate, a mounting groove is arranged in the bottom plate, a movable plate is inserted in the mounting groove, sliding columns are arranged on two sides of the movable plate, the movable plate is movably mounted with the mounting groove through the sliding columns, a groove is arranged in the middle of the bottom of the movable plate, a rack is arranged in the groove, a straight gear is arranged on the bottom plate, the straight gear and the rack are meshed with each other, the straight gear is connected with the power device, the side edge of the movable plate is provided with a matching groove, an adjusting device is connected in the matching groove and comprises a sliding block, the sliding block and the matching groove are movably arranged, the slider rotates with the end of flexible post to be connected, the upside of flexible post is provided with the installation piece, flexible post rotates the installation through between installation piece and pivot and the carriage.
As a further aspect of the present invention: the adjusting device further comprises a threaded sleeve, the threaded sleeve is connected with the rotating shaft, the threaded sleeve is connected with a threaded rod, the threaded rod is connected with a lifting motor, and the lifting motor and the carriage are fixedly installed.
As a further aspect of the present invention: the bottom at the tail end of the movable plate is provided with a cushion block, and the cushion block is made of rubber.
As a further aspect of the present invention: and the upper surface of the movable plate is provided with an anti-slip pad.
As a further aspect of the present invention: the movable plate is made of aluminum plates.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model installs the movable plate by arranging the mounting groove in the bottom plate, and drives the movable plate to move by arranging the rack to match with the straight gear and the power device, thereby leading the movable plate to extend out or withdraw; the movable plate extending outwards is subjected to angle adjustment by arranging the matching groove on the movable plate and combining with the adjusting device arranged on the matching groove, so that unloading operation of goods is facilitated, the damage probability of the goods is effectively reduced, and the physical consumption of workers is reduced; the threaded rod is arranged in the carriage, and the threaded sleeve is matched with the threaded rod to connect the rotating shaft, so that the adjusting capacity of the angle of the movable plate is improved; effectively promote the uninstallation efficiency to the goods and guarantee goods safety uninstallation through above-mentioned structure.
Drawings
Fig. 1 is a schematic structural view of a rear door lifting device of a dump semi-trailer.
Fig. 2 is a schematic structural diagram of an adjusting device in a rear door lifting device of a dump semi-trailer.
Fig. 3 is a schematic top view of a bottom plate of the rear door lifting device of the dump semi-trailer.
Fig. 4 is a schematic structural diagram of a bottom plate in a rear door lifting device of a dump semi-trailer.
In the figure: the anti-skid device comprises a base plate 1, a mounting groove 2, a movable plate 3, a sliding column 4, a groove 5, a rack 6, wheels 7, a matching groove 8, a straight gear 9, a cushion block 10, an expansion rod 11, a sliding block 110, an installation block 12, a rotating shaft 13, a threaded sleeve 14, a threaded rod 15, a lifting motor 16 and an anti-skid pad 17.
Detailed Description
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Example 1:
referring to fig. 1-4, a rear door lifting device of a dump trailer comprises a base plate 1, wheels 7 are arranged on the base plate 1, a mounting groove 2 is arranged in the base plate 1, a movable plate 3 is inserted in the mounting groove 2, sliding columns 4 are arranged on two sides of the movable plate 3, the movable plate 3 is movably mounted between the sliding columns 4 and the mounting groove 2, a groove 5 is arranged in the middle of the bottom of the movable plate 3, a rack 6 is arranged in the groove 5, a straight gear 9 is arranged on the base plate 1, the straight gear 9 is meshed with the rack 6, the straight gear 9 is connected with a power device, a matching groove 8 is arranged on the side edge of the movable plate 3, an adjusting device is connected in the matching groove 8, the adjusting device comprises a sliding block 110, the sliding block 110 is movably mounted with the matching groove 8, the sliding block 110 is rotatably connected with the tail end of a telescopic column, the upside of flexible post is provided with installation piece 12, flexible post rotates the installation through between installation piece 12 and pivot 13 and the carriage.
Specifically, the movable plate 3 is arranged in the mounting groove 2 of the base plate 1, and the movable plate 3 is displaced by matching with a rack 6 at the bottom of the movable plate 3, a spur gear 9 on the base plate 1 and a power device.
More specifically, install adjusting device through setting up cooperation groove 8 in the both sides of fly leaf 3, be convenient for adjust the angle of fly leaf 3 to be convenient for carry out the uninstallation operation to the goods, promote the security of goods uninstallation process, promoted goods uninstallation efficiency simultaneously.
Further, the adjusting device further comprises a threaded sleeve 14, the threaded sleeve 14 is connected with the rotating shaft 13, the threaded sleeve 14 is connected with a threaded rod 15, the threaded rod 15 is connected with a lifting motor 16, and the lifting motor 16 is fixedly installed with the carriage.
Specifically, the rotating shaft 13 is connected through the lifting motor 16, the threaded rod 15 and the threaded sleeve 14, so that the angle adjusting capacity of the movable plate 3 is effectively improved, the angle adjusting capacity of the movable plate 3 for unloading goods is effectively improved, and safe unloading of goods is guaranteed.
Further, a cushion block 10 is arranged at the bottom of the tail end of the movable plate 3, and the cushion block 10 is made of rubber.
Specifically, the bottom of the end of the movable plate 3 contacts the ground, and in order to reduce the abrasion, a cushion block 10 made of rubber is arranged at the bottom of the end of the movable plate 3, so that the abrasion is reduced.
Further, the movable plate 3 is made of an aluminum plate.
Example 2:
this embodiment is a further improvement and a limitation of embodiment 1 on the basis of embodiment 1.
A rear door lifting device of a dump semi-trailer comprises all the components in embodiment 1, and further comprises:
further, the upper surface of the movable plate 3 is provided with a non-slip pad 17.
Specifically, set up slipmat 17 at the upper surface of fly leaf 3, combine slipmat 17 can promote the frictional force between goods and the personnel when carrying out the uninstallation operation and fly leaf 3, avoid sliding to cause personnel's injury and goods to damage.
The utility model discloses a theory of operation is:
as shown in fig. 1-4, the movable plate 3 is installed by providing the installation groove 2 in the bottom plate 1, and the movable plate 3 is driven to move by providing the rack 6 in cooperation with the spur gear 9 and the power device, so that the movable plate 3 is extended or retracted; the movable plate 3 extending outwards is subjected to angle adjustment by arranging the matching groove 8 on the movable plate and combining with the adjusting device arranged on the matching groove 8, so that unloading operation of goods is facilitated, the damage probability of the goods is effectively reduced, and physical consumption of workers is reduced; the threaded rod 15 and the matched threaded sleeve 14 are arranged in the carriage to connect the rotating shaft 13, so that the adjusting capacity of the angle of the movable plate 3 is improved; effectively promote the uninstallation efficiency to the goods and guarantee goods safety uninstallation through above-mentioned structure.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a self-discharging semitrailer back door elevating gear, includes bottom plate (1), be provided with wheel (7) on bottom plate (1), its characterized in that, be provided with mounting groove (2) in bottom plate (1), it has fly leaf (3) to peg graft in mounting groove (2), the both sides of fly leaf (3) are provided with traveller (4), fly leaf (3) is through movable mounting between traveller (4) and mounting groove (2), the bottom intermediate position of fly leaf (3) is provided with recess (5), be provided with rack (6) in recess (5), be provided with straight-teeth gear (9) on bottom plate (1), intermeshing between straight-teeth gear (9) and rack (6), straight-teeth gear (9) link to each other with power device, the side of fly leaf (3) is provided with cooperation groove (8), cooperation groove (8) in-connection has adjusting device, adjusting device includes slider (110), slider (110) and cooperation groove (8) movable mounting, slider (110) are connected with the end rotation of telescopic link (11), the upside of telescopic link (11) is provided with installation piece (12), telescopic link (11) are through rotating the installation between installation piece (12) and pivot (13) and the carriage.
2. The rear door lifting device of the dump semi-trailer according to claim 1, wherein the adjusting device further comprises a threaded sleeve (14), the threaded sleeve (14) is connected with the rotating shaft (13), the threaded sleeve (14) is connected with a threaded rod (15), the threaded rod (15) is connected with a lifting motor (16), and the lifting motor (16) is fixedly installed with the carriage.
3. The rear door lifting device of the dump semi-trailer according to claim 2, wherein a cushion block (10) is arranged at the bottom of the tail end of the movable plate (3), and the cushion block (10) is made of rubber.
4. The rear door lifting device of the dump semi trailer according to claim 3, characterized in that the upper surface of the movable plate (3) is provided with a non-slip mat (17).
5. The rear door lifting device of the dump semi trailer according to claim 1, wherein the movable plate (3) is made of aluminum plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023352221.5U CN214112379U (en) | 2020-12-29 | 2020-12-29 | Rear door lifting device of self-discharging semitrailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023352221.5U CN214112379U (en) | 2020-12-29 | 2020-12-29 | Rear door lifting device of self-discharging semitrailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214112379U true CN214112379U (en) | 2021-09-03 |
Family
ID=77493311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023352221.5U Active CN214112379U (en) | 2020-12-29 | 2020-12-29 | Rear door lifting device of self-discharging semitrailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214112379U (en) |
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2020
- 2020-12-29 CN CN202023352221.5U patent/CN214112379U/en active Active
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