CN215946168U - Loading and unloading auxiliary mechanism for trailer - Google Patents
Loading and unloading auxiliary mechanism for trailer Download PDFInfo
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- CN215946168U CN215946168U CN202121013781.XU CN202121013781U CN215946168U CN 215946168 U CN215946168 U CN 215946168U CN 202121013781 U CN202121013781 U CN 202121013781U CN 215946168 U CN215946168 U CN 215946168U
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- 210000001503 joint Anatomy 0.000 claims abstract description 14
- 238000005192 partition Methods 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 4
- 230000003139 buffering effect Effects 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 2
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- 230000001174 ascending effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 241000887174 Rumex alpestris Species 0.000 description 1
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Abstract
The utility model belongs to the technical field of trailer equipment, and particularly relates to a loading and unloading auxiliary mechanism for a trailer, which comprises a boarding bridge, a hydraulic lifting component and a guide component, wherein the hydraulic lifting component is positioned in the boarding bridge and drives the boarding bridge to move up and down; the guide assembly comprises a double-cavity guide rail frame, a rail frame, an inner wheel guide seat, a sliding seat, a rack type linkage lifting platform, a positioning frame, a positioning groove and an inclined supporting rod; the auxiliary wheel guide assembly is arranged on the inner side wall of the double-cavity guide rail frame and plays an auxiliary butt joint role for vehicle wheels; the wheel auxiliary guide assembly comprises a fixed supporting seat, an internal gear, a guide shaft seat, a rack seat, a guide wheel seat and a rotary handle; the device is convenient for the boarding bridge to be connected with the tail part of the vehicle through the matching of the guide assembly and the wheel auxiliary guide assembly, the connection efficiency is improved, and the use effect is good.
Description
Technical Field
The utility model belongs to the technical field of trailer equipment, and particularly relates to a loading and unloading auxiliary mechanism for a trailer.
Background
Because the heights of the compartments of the transport carriages are different, a certain height difference is always formed between the transport vehicle and the ground, so that the transport forklift can not get in and out of the transport vehicle to directly load and unload goods, and a boarding bridge appears.
The good solution of the bridge of ascending a vehicle that uses at present carries fork truck and goes out inconvenient problem, but in actual operation, the vehicle is when the bridge of ascending a mountain docks, because the driver can't observe the vehicle rear condition, easily causes butt joint failure, butt joint crooked, butt joint horizontal plane to differ, need debug the butt joint many times when butt joint with the vehicle afterbody, and work efficiency is extremely low, and the operation is got up very troublesome.
In order to solve the problem, the application provides a loading and unloading auxiliary mechanism for a trailer.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a loading and unloading auxiliary mechanism for a trailer, which has the characteristic of improving the butt joint efficiency of a dock leveler and a vehicle.
In order to achieve the purpose, the utility model provides the following technical scheme: a loading and unloading auxiliary mechanism for a trailer comprises a boarding bridge, a hydraulic lifting assembly and a guide assembly, wherein the hydraulic lifting assembly is positioned in the boarding bridge and drives the boarding bridge to move up and down, and the guide assembly is arranged on the surface of the boarding bridge in parallel and plays a role in assisting in butt joint of the tail of a vehicle;
the guide assembly comprises a double-cavity guide rail frame, a rail frame, an inner wheel guide seat, a sliding seat, a rack type linkage lifting platform, a positioning frame, a positioning groove and an inclined supporting rod, wherein a partition plate is vertically arranged in the inner cavity of the double-cavity guide rail frame, the partition plate is used as a boundary to divide the inner cavity of the double-cavity guide rail frame into a cavity A and a cavity B, the rail frame is of a door type structure, two side ends of the rail frame are respectively inserted into the corresponding cavity A and are in sliding connection with the cavity A, the inner wheel guide seats are arranged in two groups in the same direction and are arranged on the outer side surface of one end of the rail frame, which is far away from the double-cavity guide rail frame, the outer side surface of the inner wheel guide seat is provided with a U-shaped groove and is sleeved on the outer side of the wheels of the boarding bridge, sliding grooves which are oppositely arranged are arranged between the inner walls of the double-cavity guide rail frame, the radian between the sliding grooves is connected with the sliding seat, and the sliding seat is welded and fixed on the outer surface of the sliding seat, and this inside bolted fastening of leading truck has rack formula linkage lift platform, rack formula linkage lift platform's rack end surface bolted fastening has the locating rack, just the locating rack surface is kept away from the constant head tank has been seted up to one side of rack formula linkage lift platform, put the bracing piece welding to one side the slide surface to be located this leading truck one side, put the bracing piece other end to one side with the laminating of locating rack lateral wall.
Preferably, the outer surface of the sliding seat is provided with a sliding rail, a sliding groove is formed in the position, corresponding to the sliding rail, of the outer surface of the double-cavity guide rail frame, and the sliding rail is located in the sliding groove and is in sliding connection with the sliding groove.
Preferably, the loading and unloading auxiliary mechanism for the trailer is provided with a buffer anti-collision pad on the inner side wall of the positioning groove, and a pilot bevel angle is arranged at the outer port of the positioning groove.
Preferably, the positioning frame is provided with guide posts on the outer surface symmetrically and is located on one side of the positioning groove, and the boarding bridge is provided with guide grooves on the surface corresponding to the guide posts.
The loading and unloading auxiliary mechanism for the trailer also comprises a wheel auxiliary guide assembly which is arranged on the inner side wall of the double-cavity guide rail frame and plays an auxiliary butt joint role for vehicle wheels;
the wheel auxiliary guide assembly comprises a fixed support seat, an internal gear, guide shaft seats, rack seats, guide wheel seats and a rotary handle, wherein the fixed support seat is connected in the double-cavity guide rail frame in a sliding manner and is positioned on one side of the sliding seat, a through groove is formed in the position, corresponding to the fixed support seat, of the inner wall of the double-cavity guide rail frame, a sliding block is connected in the through groove in a sliding manner, the sliding block extends out of one side of the through groove and is fixedly connected with the fixed support seat, the internal gear is rotatably connected in the fixed support seat, the guide shaft seats are symmetrically arranged in the fixed support seat and are positioned on two sides of the internal gear, the guide shaft seats are sleeved with L-shaped rack seats, rack ends of the rack seats are meshed with the internal gear, the guide wheel seats are arranged on the outer side wall of the fixed support seat in two groups in a homodromous symmetry manner, one end of each guide wheel seat penetrates into the fixed support seat and is fixedly connected with the surface of the rack seat, the rotary handle is installed on the outer surface of the fixed supporting seat, and one end of the rotary handle penetrates through the inside of the fixed supporting seat and is fixedly connected with the internal gear.
Preferably, the loading and unloading auxiliary mechanism for a trailer according to the present invention is configured such that a guide protrusion is disposed at a position on an inner side wall of the fixed support seat corresponding to a position of the rack seat, and the rack seat is sleeved on an outer side of the guide protrusion and slidably connected to the guide protrusion.
Preferably, the loading and unloading auxiliary mechanism for the trailer is provided with a V-shaped groove matched with a vehicle wheel on the outer side surface of the guide wheel seat.
The loading and unloading auxiliary mechanism for the trailer further comprises a wheel auxiliary locking assembly which is arranged on the outer surface of the guide wheel seat and plays a limiting and locking role on wheels of the vehicle;
the auxiliary wheel locking assembly comprises an outer support, an inner support, a fixing screw rod and a limiting hand lever, wherein the outer support and the inner support are symmetrically arranged on the outer surface of a guide wheel seat, a transverse hole groove is formed in the outer side wall of the outer support, the limiting hand lever is arranged in the transverse hole groove, a guide groove is formed in the outer surface of the limiting hand lever, a vertical thread groove is formed in the outer surface of the outer support, the fixing screw rod is arranged in the vertical thread groove, the vertical thread groove is communicated with the transverse hole groove, one end of the fixing screw rod is located outside the vertical thread groove, and the other end of the fixing screw rod penetrates through the vertical thread groove, extends downwards into the transverse hole groove and is matched with the guide groove.
Compared with the prior art, the utility model has the beneficial effects that:
1. through having set up the direction subassembly on current basis, the dock leveler of being convenient for is connected with the vehicle afterbody, reduces and connects the number of times, improves connection efficiency.
2. Through having set up the supplementary direction subassembly of wheel on current basis, the position precision of direction is further improved through the direction subassembly that sets up different regions, and the result of use is better.
3. Through having set up the supplementary locking subassembly of wheel on current basis, can effectually prevent that vehicle wheel and the supplementary direction subassembly of wheel from taking place the displacement, reduce because of removing the dimensional error who causes, improve connection stability.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a guide assembly of the present invention;
FIG. 3 is a schematic view of the dual chamber guide rail of the present invention;
FIG. 4 is a schematic view of the inclined support rod of the present invention;
FIG. 5 is a schematic view of a wheel assist steering assembly according to the present invention;
fig. 6 is a schematic structural diagram of the wheel auxiliary locking assembly according to the present invention.
In the figure:
1. a dock leveler;
2. a hydraulic lifting assembly;
3. a guide assembly; 31. a double-cavity guide rail frame; 311. a cavity A; 312. a cavity B; 32. a rail frame; 33. an inner wheel guide seat; 34. a slide base; 35. a rack-type linkage lifting platform; 36. a positioning frame; 37. positioning a groove; 38. obliquely arranging a support rod; 100. a U-shaped groove; 200. a buffer anti-collision pad;
4. a wheel assist guide assembly; 41. fixing the supporting seat; 42. an internal gear; 43. a guide shaft seat; 44. a rack seat; 45. a guide wheel seat; 46. rotating the handle; 300. a V-shaped groove;
5. a wheel assist lock assembly; 51. an outer support; 52. an inner support; 53. fixing the screw rod; 54. a limiting handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to figures 1-4 of the drawings,
a loading and unloading auxiliary mechanism for a trailer comprises a dock leveler 1 and a hydraulic lifting assembly 2 which is positioned in the dock leveler 1 and drives the dock leveler 1 to move up and down.
In this embodiment: the main part of the boarding bridge device consists of a boarding bridge 1 and a hydraulic lifting component 2, the existing boarding bridge device has the problems of troublesome connection and slow butt joint speed, and a guide component 3 is added in the scheme aiming at the body.
The loading and unloading auxiliary mechanism for the trailer; the device also comprises a guide component 3 which is arranged on the surface of the dock leveler 1 in parallel and plays a role in assisting the butt joint of the tail of the vehicle;
the guide component 3 comprises a double-cavity guide rail frame 31, a rail frame 32, an inner wheel guide seat 33, a sliding seat 34, a rack-type linkage lifting platform 35, a positioning frame 36, a positioning groove 37 and an inclined supporting rod 38, a partition plate is vertically arranged in the inner cavity of the double-cavity guide rail frame 31, the inner cavity of the double-cavity guide rail frame 31 is divided into a cavity A311 and a cavity B312 by taking the partition plate as a boundary, the rail frame 32 is of a door-type structure, two side ends of the rail frame 32 are respectively inserted into the corresponding cavity A311 and are in sliding connection with the cavity A311, the inner wheel guide seats 33 are arranged in two groups and in the same direction and are arranged on the outer side surface of one end of the rail frame 32 far away from the double-cavity guide rail frame 31, a U-shaped groove 100 is arranged on the outer side surface of the inner wheel guide seat 33 and is sleeved on the outer side of the wheel of the boarding bridge 1, sliding grooves with opposite radian are arranged between the inner walls of the double-cavity guide rail frame 31, the sliding seat 34 is connected with the sliding seat 34, the outer surface of the sliding seat is welded and fixed with the guide frame, and a rack type linkage lifting platform 35 is fastened in the guide frame through bolts, a positioning frame 36 is fastened on the surface of a rack end of the rack type linkage lifting platform 35 through bolts, a positioning groove 37 is formed in one side, away from the rack type linkage lifting platform 35, of the outer surface of the positioning frame 36, a support rod 38 is obliquely arranged and welded on the surface of the sliding seat 34 and located on one side of the guide frame, and the other end of the support rod 38 is attached to the outer side wall of the positioning frame 36.
It should be noted that: in this embodiment, the rail frame 32 is fixedly connected to the surface of the double-cavity guide rail frame 31 by a fixing pin.
It should be noted that: in this embodiment, the rack-type linked lifting platform 35 includes a plurality of lead screw lifters linked with each other, and a fixing plate is disposed at the joint of the rack-type linked lifting platform 35, the slide 34 and the positioning frame 36.
In this embodiment: the position of the sliding seat 34 on the surface of the double-cavity guide rail frame 31 is adjusted according to the vehicle information, then the height of the positioning groove 37 is manually adjusted through the rack-type linkage lifting platform 35 according to the vehicle information and is matched with the vehicle, then the rail frame 32 is pulled out and fixed with the double-cavity guide rail frame 31 according to the length, then the position of the inner wheel guide seat 33 is adjusted and corresponds to the wheel of the boarding bridge 1, then the boarding bridge 1 is pushed towards the guide assembly 3, and when the wheel of the boarding bridge 1 is pushed into the U-shaped groove 100, the positioning groove 37 is just connected with the tail part of the vehicle.
Further, the method comprises the following steps:
in an alternative embodiment: the outer surface of the sliding seat 34 is provided with a sliding rail, and the outer surface of the double-cavity guide rail frame 31 is provided with a sliding groove corresponding to the sliding rail, and the sliding rail is positioned in the sliding groove and is connected with the sliding groove in a sliding manner.
In this embodiment, it should be noted that: through setting up slide 34 and two-chamber guided way frame 31 sliding connection, be convenient for adjust the position of slide 34 at two-chamber guided way frame 31 according to different vehicles, the practicality is stronger, and the result of use is better.
Further, the method comprises the following steps:
in an alternative embodiment: the constant head tank 37 inside wall is provided with buffering crash pad 200, and constant head tank 37 outer port department is provided with leads positive oblique angle.
In this embodiment, it should be noted that: be convenient for the vehicle afterbody to get into through being provided with at constant head tank 37 outer port department and leading positive oblique angle, be convenient for connect, through be provided with the damage that causes when buffering crash pad 200 can effectual reduction constant head tank 37 and the contact of vehicle afterbody at constant head tank 37 inside wall.
Further, the method comprises the following steps:
in an alternative embodiment: the outer surface of the positioning frame 36 is symmetrically provided with guide posts and is located at one side of the positioning groove 37, and the surface of the dock leveler 1 is provided with guide grooves corresponding to the positions of the guide posts.
In this embodiment, it should be noted that: the guide pillar is arranged on the outer surface of the positioning frame 36, so that the guide pillar is convenient to contact with the boarding bridge 1 and guides the boarding bridge 1, and the using effect is better.
Referring to figures 1, 2 and 5,
a loading and unloading auxiliary mechanism for a trailer also comprises a wheel auxiliary guide component 4 which is arranged on the inner side wall of a double-cavity guide rail frame 31 and plays an auxiliary butt joint role for vehicle wheels;
the wheel auxiliary guiding assembly 4 comprises a fixed supporting seat 41, an internal gear 42, a guiding axle seat 43, a rack seat 44, a guiding wheel seat 45 and a rotating handle 46, wherein the fixed supporting seat 41 is connected in the double-cavity guiding rail frame 31 in a sliding manner and is positioned at one side of the sliding seat 34, a through groove is formed in the inner wall of the double-cavity guiding rail frame 31 corresponding to the position of the fixed supporting seat 41, a sliding block is connected in the through groove in a sliding manner, one side of the sliding block extending out of the through groove is fixedly connected with the fixed supporting seat 41, the internal gear 42 is rotatably connected in the fixed supporting seat 41, the guiding axle seats 43 are symmetrically arranged in the fixed supporting seat 41 and are positioned at two sides of the internal gear 42, the guiding axle seat 43 is sleeved with the rack seat 44 with an L-shaped structure, the rack end of the rack seat 44 is meshed with the internal gear 42, the guiding wheel seats 45 are two groups and symmetrically arranged at the outer side wall of the fixed supporting seat 41 in the same direction, one end of the guiding wheel seat 45 penetrates into the fixed supporting seat 41 and is fixedly connected with the surface of the rack seat 44, the rotating handle 46 is installed on the outer surface of the fixed support base 41, and one end of the rotating handle 46 penetrates into the fixed support base 41 and is fixedly connected with the internal gear 42.
It should be noted that: in this embodiment, the guide wheel seat 45 is trapezoidal.
It should be noted that: in this embodiment, the outer surface of the fixing support 41 is provided with scale marks.
In this embodiment: the distance between the guide wheel seats 45 is adjusted according to vehicle information and is matched with vehicle wheels, the internal gear 42 is driven to rotate by twisting the rotating handle 46, the rack end of the rack seat 44 is meshed with the internal gear 42 and moves to one side far away from the internal gear 42 under the rotation of the internal gear 42, and the rack seat 44 also moves on the guide shaft seat 43 and drives the guide wheel seat 45 fixedly connected with the rack seat 44 to move.
Further, the method comprises the following steps:
in an alternative embodiment: the inner side wall of the fixed support base 41 is provided with a guiding convex strip at a position corresponding to the rack base 44, and the rack base 44 is sleeved on the outer side of the guiding convex strip and is in sliding connection with the guiding convex strip.
In this embodiment, it should be noted that: through setting up the direction sand grip and cooperating with rack seat 44, be convenient for improve the structural stability when rack seat 44 moves, the result of use is better.
Further, the method comprises the following steps:
in an alternative embodiment: the outer side surface of the guide wheel seat 45 is provided with a V-shaped groove 300 matched with the vehicle wheel.
In this embodiment, it should be noted that: the V-shaped groove 300 is formed in the outer side face of the guide wheel seat 45, so that the connection with vehicle wheels is facilitated, and the connection speed and the position accuracy are improved.
Referring to FIGS. 1, 2, 5 and 6,
the loading and unloading auxiliary mechanism for the trailer further comprises a wheel auxiliary locking assembly 5 which is arranged on the outer surface of a guide wheel seat 45 and plays a limiting and locking role on wheels of the trailer;
the auxiliary wheel locking assembly 5 comprises an outer support 51, an inner support 52, a fixing screw rod 53 and a limiting hand rod 54, wherein the outer support 51 and the inner support 52 are symmetrically arranged on the outer surface of a guide wheel seat 45, a transverse hole groove is formed in the outer side wall of the outer support 51, the limiting hand rod 54 is arranged in the transverse hole groove, a guide groove is formed in the outer surface of the limiting hand rod 54, a vertical thread groove is formed in the outer surface of the outer support 51, the fixing screw rod 53 is arranged in the vertical thread groove, the vertical thread groove is communicated with the transverse hole groove, one end of the fixing screw rod 53 is located outside the vertical thread groove, and the other end of the fixing screw rod penetrates through the vertical thread groove, extends downwards into the transverse hole groove and is matched with the guide groove.
It should be noted that: in this embodiment, the outer side wall of the inner support 52 is provided with an auxiliary groove corresponding to the transverse groove, and the auxiliary groove is adapted to the transverse groove.
In this embodiment: the limiting hand lever 54 is grabbed to enable one end of the limiting hand lever to penetrate through the wheel, then the limiting hand lever is pushed towards one side of the inner support 52, one end of the limiting hand lever is located in the auxiliary groove in the outer side wall of the inner support 52, then the limiting hand lever 54 is rotated, the limiting fixing of the limiting hand lever 54 is achieved by changing the position of the fixing screw 53 in the guide groove, the wheel is limited through the limiting hand lever 54, and displacement is prevented.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a trailer is with loading auxiliary mechanism of unloading, includes dock leveler (1) and is located inside dock leveler (1) to drive dock leveler (1) is hydraulic lifting unit (2) of up-and-down motion, its characterized in that: the device also comprises a guide assembly (3) which is arranged on the surface of the dock leveler (1) in parallel and plays a role in assisting the butt joint of the tail of the vehicle; the guide assembly (3) comprises a double-cavity guide rail frame (31), a rail frame (32), an inner wheel guide seat (33), a sliding seat (34), a rack-type linkage lifting platform (35), a positioning frame (36), a positioning groove (37) and an inclined supporting rod (38), wherein a partition plate is vertically arranged in the inner cavity of the double-cavity guide rail frame (31) and is used as a boundary to divide the inner cavity of the double-cavity guide rail frame (31) into a cavity A (311) and a cavity B (312), the rail frame (32) is of a door-type structure, two side ends of the rail frame (32) are respectively inserted into the corresponding cavity A (311) and are in sliding connection with the cavity A (311), the inner wheel guide seats (33) are arranged in two groups in the same direction and are arranged on the outer side face of one end of the rail frame (32) far away from the double-cavity guide rail frame (31), and U-shaped grooves (100) are formed in the outer side face of the inner wheel guide seat (33), and the cover is established the wheel outside of dock leveler (1), set up the spout that the opposition set up between two-chamber guide rail frame (31) inner wall, the radian is connected with slide (34) between this spout, slide (34) surface welded fastening has the leading truck, and this leading truck inside bolt fastening has rack formula linkage lift platform (35), rack end surface bolt fastening of rack formula linkage lift platform (35) has locating rack (36), just locating rack (36) surface is kept away from locating rack (37) have been seted up to one side of rack formula linkage lift platform (35), put bracing piece (38) welding to one side slide (34) surface to be located this leading truck one side, put bracing piece (38) the other end to one side with the laminating of locating rack (36) lateral wall.
2. The loading and unloading assist mechanism for a trailer as claimed in claim 1, wherein: the outer surface of the sliding seat (34) is provided with a sliding rail, a sliding groove is formed in the position, corresponding to the sliding rail, of the outer surface of the double-cavity guide rail frame (31), and the sliding rail is located in the sliding groove and is in sliding connection with the sliding groove.
3. The loading and unloading assist mechanism for a trailer as claimed in claim 1, wherein: constant head tank (37) inside wall is provided with buffering crash pad (200), constant head tank (37) outer port department is provided with leads positive oblique angle.
4. The loading and unloading assist mechanism for a trailer as claimed in claim 1, wherein: guide posts are symmetrically arranged on the outer surface of the positioning frame (36) and are positioned on one side of the positioning groove (37), and guide grooves are formed in the positions, corresponding to the guide posts, of the surface of the dock leveler (1).
5. The loading and unloading assist mechanism for a trailer as claimed in claim 1, wherein: the auxiliary guide assembly (4) is arranged on the inner side wall of the double-cavity guide rail frame (31) and plays an auxiliary butt joint role for vehicle wheels; the wheel auxiliary guide assembly (4) comprises a fixed support seat (41), an internal gear (42), a guide shaft seat (43), a rack seat (44), a guide wheel seat (45) and a rotary handle (46), wherein the fixed support seat (41) is connected in the double-cavity guide rail frame (31) in a sliding manner and is positioned on one side of the sliding seat (34), the inner wall of the double-cavity guide rail frame (31) corresponds to the position of the fixed support seat (41) and is provided with a through groove, a sliding block is connected in the through groove in a sliding manner, one side of the sliding block extending out of the through groove is fixedly connected with the fixed support seat (41), the internal gear (42) is rotatably connected in the fixed support seat (41), the guide shaft seats (43) are symmetrically arranged in the fixed support seat (41) and are positioned on two sides of the internal gear (42), and the guide shaft seat (43) is sleeved with the rack seat (44) with an L-shaped structure, and the rack end of rack seat (44) is connected with internal gear (42) meshing, leading wheel seat (45) are two sets of and syntropy symmetry sets up at fixed supporting seat (41) lateral wall, leading wheel seat (45) one end run through extremely in fixed supporting seat (41) and with the fixed surface of rack seat (44) is connected, rotatory handle (46) are installed at fixed supporting seat (41) surface, just rotatory handle (46) one end run through extremely inside fixed supporting seat (41) to with internal gear (42) fixed connection.
6. The loading and unloading assist mechanism for a trailer as claimed in claim 5, wherein: the corresponding department in fixed supporting seat (41) inside wall and rack seat (44) position is provided with the direction sand grip, rack seat (44) cover is established in this direction sand grip outside and with this direction sand grip sliding connection.
7. The loading and unloading assist mechanism for a trailer as claimed in claim 5, wherein: and a V-shaped groove (300) matched with a vehicle wheel is formed in the outer side surface of the guide wheel seat (45).
8. The loading and unloading assist mechanism for a trailer as claimed in claim 6, wherein: the auxiliary wheel locking assembly (5) is arranged on the outer surface of the guide wheel seat (45) and plays a role in limiting and locking the wheels of the vehicle; the auxiliary wheel locking assembly (5) comprises an outer support (51), an inner support (52), a fixing screw rod (53) and a limiting hand rod (54), wherein the outer support (51) and the inner support (52) are symmetrically arranged on the outer surface of a guide wheel seat (45), a transverse hole groove is formed in the outer side wall of the outer support (51), the limiting hand rod (54) is arranged in the transverse hole groove, a guide groove is formed in the outer surface of the limiting hand rod (54), a vertical thread groove is formed in the outer surface of the outer support (51), the fixing screw rod (53) is arranged in the vertical thread groove, the vertical thread groove is communicated with the transverse hole groove, one end of the fixing screw rod (53) is located outside the vertical thread groove, and the other end of the fixing screw rod penetrates through the vertical thread groove, extends downwards into the transverse hole groove and is matched with the guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121013781.XU CN215946168U (en) | 2021-05-13 | 2021-05-13 | Loading and unloading auxiliary mechanism for trailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121013781.XU CN215946168U (en) | 2021-05-13 | 2021-05-13 | Loading and unloading auxiliary mechanism for trailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215946168U true CN215946168U (en) | 2022-03-04 |
Family
ID=80504163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121013781.XU Active CN215946168U (en) | 2021-05-13 | 2021-05-13 | Loading and unloading auxiliary mechanism for trailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215946168U (en) |
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2021
- 2021-05-13 CN CN202121013781.XU patent/CN215946168U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A loading and unloading auxiliary mechanism for trailers Granted publication date: 20220304 Pledgee: Shandong Liangshan Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Yuxiang Automobile Co.,Ltd. Registration number: Y2024980007377 |
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