CN118004594B - Packaging structure of traction seat for semitrailer - Google Patents

Abstract

The invention relates to the technical field of traction seat packaging, and discloses a packaging structure of a traction seat for a semitrailer, which comprises a frame mechanism for supporting and accommodating the traction seat; an automatic lock hole mechanism disposed within the frame mechanism; an automatic hole opening mechanism; the automatic lock hole mechanism comprises: a fixed body fixed in the frame mechanism; two clamping bodies vertically sleeved and slidably arranged on the fixed body; the trapezoid plate is arranged in the sliding groove in a transverse sliding mode, and can be controlled to be close to or far away from each other through transverse movement in the sliding groove; when the package traction seat is needed, the traction seat is pushed into the frame mechanism, the traction seat can strike the trapezoidal plate to slide in the sliding groove, the two clamping bodies start to be close to each other to clamp and fix the traction seat under the pulling force of the first tension spring, the function of automatically fixing the traction seat is realized, and meanwhile, the traction seats with traction holes in different sizes can be packaged and fixed by the aid of the two clamping body side walls in the shape of the round table.

Description

Packaging structure of traction seat for semitrailer

Technical Field

The invention relates to the technical field of traction seat packaging, in particular to a packaging structure of a traction seat for a semitrailer.

Background

The traction seat is a bearing part of the cargo tractor for connecting the semitrailer, the traction seat can realize the function of being in pin connection and locking with the traction pin of the semitrailer through the locking mechanism, and the traction seat can transmit horizontal force and vertical force between the tractor and the semitrailer; when the traction seats are transported or stored, a plurality of traction seats are required to be packaged and fixed in position; the traction holes in the traction seat can be divided into different sizes.

One patent application with publication number CN213893305U discloses a device for packaging a traction seat, which comprises a combined bracket, wherein the combined bracket comprises a central fixing rod and a connecting rod, the connecting rod comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is provided with a first connecting hole, one end of the second connecting rod is provided with a second connecting hole, the first connecting hole and the second connecting hole are coaxially arranged, the other end of the first connecting rod is provided with a first positioning rod, the other end of the second connecting rod is provided with a second positioning rod, the central fixing rod is a long column, the top end of the central fixing rod is provided with a clamping head, and the tail end of the central fixing rod can pass through the first connecting hole and the second connecting hole and is fixed at the clamping head; when the package traction seat is started, the two traction seats are placed oppositely, a first traction pin on the first positioning rod and a second traction pin on the second positioning rod are respectively transversely inserted into traction pin holes of the two traction seats, and the tail end of a central fixing rod of the long cylinder sequentially penetrates through the second connecting hole and the first connecting hole and is fixed at the clamping head, so that the two traction seats are fixed; if the traction seat needs to be further fixed, the triangular positioning blocks are placed in a triangular area formed by the axial direction of the first connecting rod and the axial direction of the second connecting rod and the opposite V-shaped opening edges of the two opposite parallel traction seats, and the triangular positioning blocks are further used for completely positioning the two opposite traction seats; when the traction seat is not required to be fixed, the central fixing rod, the reinforcing steel bars and the triangular positioning blocks are pulled out, and the first positioning rod and the second positioning rod are translated.

However, the above technical solution has the disadvantage that when the traction seat is packaged and fixed, the center fixing rod, the reinforcing steel bars, the triangular positioning blocks, the first positioning rods and the second positioning rods are required to be installed and removed in sequence in multiple steps, and when the traction seat is detached, the disassembly work in multiple steps is also required to be performed in sequence in manual, wherein the steps are complicated, the time is wasted in manual installation, and the packaging efficiency is low; and although the first traction pin and the second traction pin can be inserted into the traction holes to fix the traction seat, as different traction seats have traction hole specifications with different sizes of holes, the first traction pin and the second traction pin cannot adapt to the traction holes with different sizes of holes, and the package fixation of the traction seats with different sizes of traction holes cannot be satisfied.

Therefore, the invention provides a packaging structure of a traction seat for a semitrailer.

Disclosure of Invention

The invention provides a packaging structure of a traction seat for a semitrailer, which solves at least one technical problem in the background art.

The invention provides a packaging structure of a traction seat for a semitrailer, which comprises a frame mechanism for supporting and accommodating the traction seat, wherein a plurality of independent spaces are formed inside the frame mechanism; the automatic locking hole mechanism is arranged in the frame mechanism and can be matched with traction holes with different sizes and fix the traction seat; the automatic hole opening mechanism is arranged at one side of the frame mechanism and can open a traction hole of the traction seat through the movable pull rod; wherein, automatic lockhole mechanism includes: a fixed body fixed in the frame mechanism; the two clamping bodies are vertically sleeved and arranged on the fixing body in a sliding manner, the clamping bodies are in a round table shape, the two clamping bodies are arranged up and down, the small end face of the upper clamping body faces downwards, and the small end face of the lower clamping body faces upwards; a first tension spring arranged between the two clamping bodies; the trapezoid plate is transversely arranged in the sliding groove in a sliding way, the sliding groove is transversely formed in the side wall of the fixed body, and the trapezoid plate can transversely move in the sliding groove to control the two clamping bodies to be mutually close to or far away from each other; and the first springs are transversely arranged in the sliding grooves, and the two ends of each first spring are fixedly connected with the fixing body and the edges of the trapezoid plates respectively.

Specifically, realized the function of automatic fixed traction seat, improved the work efficiency of packing traction seat, simultaneously, two clamping body lateral walls of round platform form can pack the traction seat of equidimension traction hole not fixed.

Preferably, the frame mechanism comprises: a center support plate; the bottom support assembly and the top support plate are fixed on two sides of the center support plate, the bottom surface of the top support plate is fixedly connected with the top surface of the fixed body, the bottom support assembly is arranged right below the top support plate, and the traction seat is contained between the bottom support assembly and the top support plate.

Preferably, the diameter of the small end face of the clamping body is smaller than 50mm, and the diameter of the large end face of the clamping body is larger than 90mm, so that the clamping body can be adapted to traction holes of different sizes on traction seats of different specifications, and the diameter of the traction holes is generally about 50mm or 90 mm.

Preferably, the bottom support assembly comprises: the frame is arranged at one side of the center support plate; and rotating the roller arranged on the side frame.

Specifically, when the traction seat is pushed into the frame mechanism, the traction seat can move more smoothly on the roller.

Preferably, the automatic lock hole mechanism further comprises a top surface fixing component, the top surface fixing component is used for fixing the upper surface of the traction seat, and the top surface fixing component comprises: the connector is fixed on the top surface of the clamping body above; a fixing plate sleeved and fixedly connected on the connecting body; the fixing rods are fixedly connected to the bottom surface of the fixing plate and are of an elastic telescopic rod structure; and the abutting body is fixedly connected to the bottom of the fixing rod, and the abutting body can be made of a soft object, such as a rubber body.

Specifically, the fixing rod of the elastic telescopic rod structure is matched with the abutting body to be suitable for carrying out multipoint fixing on the uneven or inclined upper surface of the saddle.

Preferably, the automatic lock hole mechanism further comprises a bottom surface fixing component, the bottom surface fixing component is used for fixing the bottom surface of the traction seat chassis, and the bottom surface fixing component comprises: a rotating wheel fixedly connected to one end of the roller; a belt sleeved on the rotating wheels; the bending rod is fixedly connected to one side of the connecting body; and the friction plate is fixedly connected to one end of the bending rod, is positioned right above the belt and can be abutted against the outer surface of the belt.

Specifically, the traction seat chassis on the roller can be fixed.

Preferably, the automatic hole opening mechanism comprises: the automatic lock hole mechanism comprises a frame, a guide rail table fixedly arranged on the top surface of the frame, wherein guide rail grooves are formed in the top surface of the guide rail table, two end parts of the guide rail grooves are positioned on a straight line, a bent part is arranged at the middle part of each guide rail groove, the bent direction of each bent part is a direction away from the automatic lock hole mechanism, a containing groove is formed in the bottom of the guide rail table, and the guide rail grooves are communicated with the containing groove; the clamping piece slides in the guide rail table, the bottom end of the clamping piece penetrates into the accommodating groove, and the clamping piece can clamp the pull rod of the traction seat; the second tension spring is arranged in the accommodating groove and is arranged on one side of the clamping piece away from the center support plate, and two ends of the second tension spring are fixedly connected with the clamping piece and the guide rail platform respectively; and the limiting rod is fixedly connected to the side wall of one side of the guide rail platform, which is close to the automatic lock hole mechanism, one end of the limiting rod, which is far away from the central support plate, is obliquely arranged, and when the traction seat moves towards the central support plate, the oblique part of the limiting rod can guide the chassis of the traction seat to be far away from the edge part of the guide rail platform.

Preferably, the clamping member includes: the bottom end of the moving rod penetrates through the accommodating groove and is fixedly connected with one end of the second tension spring; and the clamping block is fixedly connected to the side wall of the movable rod, the clamping block is a V-shaped opening, and the V-shaped opening of the clamping block is aligned to the direction away from the center support plate.

Specifically, along with the traction seat moving towards the center support plate, the bent part on the guide rail table can drive the pull rod to pull through the clamping block, and at the moment, the traction hole of the traction seat can be opened.

Preferably, still include the fixed subassembly of limit that sets up between fixed body and center support plate, the fixed subassembly of limit is used for fixing the saddle of traction seat, the fixed subassembly of limit includes: the bearing rod is arranged between the fixed body and the central support plate and is perpendicular to the plane where the central support plate is positioned, and the bearing rod is fixedly connected with the side wall of the bottom end of the fixed body; two sliding rods penetrating through and connected with the bearing rod in a sliding manner; the blocking rods are respectively arranged on the top surfaces of the end parts of the two sliding rods, and the two blocking rods can be abutted against the edges of the traction seat saddle at the two sides of the bearing rod; a connecting sheet fixedly connected to the side wall of the sliding rod; and the second spring is arranged between the connecting sheet and the bearing rod, and two ends of the second spring are fixedly connected with the bearing rod and the connecting sheet respectively.

Preferably, the edge fixing assembly further includes: the setting is used for the slide bar to block the gliding card of slide bar and stops the piece in slide bar top, card stops the piece and includes: an extension plate for fixing the side wall of the connector; and the lower pressing plate is fixedly connected to the bottom surface of the extension plate, the lower pressing plate can be abutted against the top surface of the sliding rod, and the bottom surface of the lower pressing plate and the top surface of the sliding rod are rough surfaces.

In particular, the problem that the traction seat is easy to move due to external force in the horizontal direction is effectively solved, and the stability of the package traction seat is improved.

Preferably, the edge fixing assembly further includes: the rotating assembly is used for driving the blocking rod to rotate; the rotating assembly includes: the movable plate is sleeved on the blocking rod and is in threaded connection with the blocking rod, and the bottom end of the blocking rod is rotatably arranged on the top surface of the end part of the sliding rod; the lug is fixedly connected to the partial side surfaces of the blocking rods and is horizontally arranged, and the lug is arranged on the adjacent partial side surfaces of the two blocking rods; the third spring is arranged between the moving plate and the top surface of the sliding rod, and two ends of the third spring are fixedly connected with the moving plate and the sliding rod respectively; a reset torsion spring arranged inside the blocking rod; the bottom end of the reset torsion spring is fixedly connected with the top surface of the end part of the sliding rod; the driving rod is fixedly connected to the side wall of the lower pressing plate and is positioned above the moving plate; and the guide rod is fixedly connected to the top surface of the sliding rod, penetrates through the sliding rod and is in sliding connection with the moving plate.

Specifically, the lug that blocks the level setting on the pole can further fix the fifth wheel.

Preferably, the automatic wrapping mechanism is used for automatically wrapping the traction seat, and comprises the following components; the rope storage rotary drum is rotatably arranged on the top surface of the connecting body and is in threaded connection with the fixing body, a cavity structure is arranged in the fixing plate, and an annular groove is formed in the bottom surface of the fixing plate; the upper end and the lower end of the cylindrical bag are respectively provided with an opening, the cylindrical bag is vertically arranged, the upper top end of the cylindrical bag is fixedly connected to the inner top surface of the fixed plate, and the lower end of the cylindrical bag penetrates through the annular groove; a counterweight body fixedly connected to the bottom end of the cylindrical bag; a tensioning rope disposed in the cavity inside the fixing plate; and a rope ring connected to one end of the tensioning rope, wherein the other end of the tensioning rope penetrates through the rope ring to form an annular part to be sleeved with the drum bagging, and one end of the tensioning rope penetrates through the top surface of the fixing plate and is accommodated on the rope storage drum.

Specifically, can protect the traction seat, prevent dust and foreign matter from contacting the traction seat and forming the stain.

The invention has the beneficial effects that: according to the packaging structure of the traction seat for the semitrailer, when the traction seat is required to be packaged, the traction seat is pushed into the frame mechanism, the inside of the frame mechanism is provided with a plurality of independent spaces, in the pushing process, the traction hole of the traction seat can be opened by moving the pull rod through the automatic punching mechanism, or the traction hole of the traction seat is opened by manually moving the pull rod, meanwhile, along with the movement of the traction seat, the fixed body can enter the traction hole, at the moment, the traction seat can strike the trapezoid plate to slide in the sliding groove, the two clamping bodies are mutually close to clamp and fix the traction seat under the pulling force of the first tension spring until the two clamping body edges of the circular table shape are abutted to the traction hole edges, the trapezoid plate can close the traction hole when the traction seat is struck by the traction hole edges, the fixed body can fix the traction seat through the traction hole, the automatic fixing function of the traction seat is realized, the working efficiency of the packaging traction seat is improved, and meanwhile, the circular table-shaped two clamping body side walls can pack and fix the traction seats with different sizes.

According to the packaging structure of the traction seat for the semitrailer, when the traction seat is clamped by the two clamping bodies, the clamping bodies drive the bending rod and the friction plate to move downwards through the connecting bodies, the friction plate abuts against the upper surface of the belt to stop the belt, the roller is prevented from rotating, and therefore the traction seat chassis on the roller can be fixed.

According to the packaging structure of the traction seat for the semitrailer, when the traction seat is placed in the frame mechanism, namely, the traction seat moves towards the center support plate on the roller, the clamping blocks can hook the traction seat pull rod, and the bending part on the guide rail table drives the pull rod to be pulled through the clamping blocks along with the movement of the traction seat towards the center support plate, so that the traction hole of the traction seat can be opened.

According to the packaging structure of the traction seat for the semitrailer, in order to prevent the traction seat from moving due to external force in the horizontal direction, the two blocking rods are matched with the sliding rods to be abutted against the inner side walls of different traction seats, when the traction seat is clamped by the two clamping bodies, the clamping bodies drive the extension plate and the lower pressing plate to move downwards through the connecting bodies, wherein the lower pressing plate can be abutted against the top surface of the sliding rods to prevent the sliding rods from sliding, so that the two blocking rod matched fixing bodies can realize triangular fixing on the traction seat, the problem that the traction seat is easy to move due to external force in the horizontal direction is effectively solved, and the stability of the packaging traction seat is improved.

Drawings

Fig. 1 is a perspective view of an embodiment of the present invention.

Fig. 2 is a schematic view of the structure of the frame mechanism in the present invention.

Fig. 3 is a schematic view of the structure of the top support plate in the present invention.

Fig. 4 is a partial enlarged view at a in fig. 3.

Fig. 5 is a schematic view of the position of the first spring in the present invention.

Fig. 6 is a schematic view of the structure of the top surface mounting assembly and the bottom support assembly of the present invention.

Fig. 7 is a schematic structural view of a top surface fixing assembly in the present invention.

FIG. 8 is a schematic view of the bottom surface fixing assembly of the present invention.

Fig. 9 is a schematic view of the structure of the automatic opening mechanism in the present invention.

FIG. 10 is a schematic view of the structure of the edge fixing assembly of the present invention.

Fig. 11 is a schematic view of a rotary assembly according to the present invention.

Fig. 12 is a partial enlarged view at B in fig. 11.

Fig. 13 is a schematic view of the automated wrapping mechanism of the present invention.

Fig. 14 is a partial enlarged view at C in fig. 13.

Fig. 15 is a schematic view of the structure of the cartridge bag of the present invention.

In the figure: 1. a frame mechanism; 11. a center support plate; 12. a bottom support assembly; 121. a side frame; 122. a roller; 13. a top support plate; 2. an automatic lockhole mechanism; 21. a fixed body; 22. a clamping body; 23. a first tension spring; 24. a sliding groove; 25. a trapezoidal plate; 26. a first spring; 27. a top surface fixing component; 271. a connecting body; 272. a fixing plate; 273. a fixed rod; 274. an abutting body; 28. a bottom surface fixing assembly; 281. a rotating wheel; 282. a belt; 283. bending the rod; 284. a friction plate; 29. an edge fixing assembly; 291. a load-bearing rod; 292. a slide bar; 293. a blocking lever; 294. a connecting sheet; 295. a second spring; 296. a clamping piece; 2961. an extension plate; 2962. a lower pressing plate; 297. a rotating assembly; 2971. a moving plate; 2972. a tab; 2973. a third spring; 2974. a reset torsion spring; 2975. a driving rod; 2976. a guide rod; 3. an automatic hole opening mechanism; 31. a guide rail table; 32. a guide rail groove; 321. a bent portion; 33. a receiving groove; 34. a clamping member; 341. a moving rod; 342. a clamping block; 35. a second tension spring; 36. a limit rod; 4. an automatic wrapping mechanism; 41. a rope storage drum; 42. an annular groove; 43. packaging the bag in a barrel; 44. a counterweight body; 45. tensioning the rope; 46. rope loop.

Detailed Description

The subject matter described herein will now be discussed with reference to example embodiments. It is to be understood that these embodiments are merely discussed so that those skilled in the art may better understand and implement the subject matter described herein and that changes may be made in the function and arrangement of the elements discussed without departing from the scope of the disclosure herein. Various examples may omit, replace, or add various procedures or components as desired. In addition, features described with respect to some examples may be combined in other examples as well.

Examples: referring to fig. 1 to 15, the package structure of a fifth wheel for a semitrailer according to an embodiment of the present invention, please refer to fig. 1, 2, 3, 4, and 5, including a frame mechanism 1 for supporting and accommodating the fifth wheel, wherein a plurality of independent spaces are provided inside the frame mechanism 1; an automatic lock hole mechanism 2 arranged in the frame mechanism 1, wherein the automatic lock hole mechanism 2 can be matched with traction holes with different sizes and fix a traction seat; and an automatic hole opening mechanism 3 arranged at one side of the frame mechanism 1, wherein the automatic hole opening mechanism 3 can open a traction hole of the traction seat by moving a pull rod; wherein the automatic lock hole mechanism 2 comprises: a fixed body 21 fixed in the frame mechanism 1; the two clamping bodies 22 are vertically sleeved and slidably arranged on the fixed body 21, the clamping bodies 22 are in a round table shape, the two clamping bodies 22 are arranged up and down, the small end faces of the upper clamping bodies 22 face downwards, and the small end faces of the lower clamping bodies 22 face upwards; the first tension spring 23 is arranged between the two clamping bodies 22, two ends of the first tension spring 23 are fixedly connected with the two clamping bodies 22 respectively, and the first tension spring 23 can be arranged in a chute formed in the side wall of the fixed body 21; the trapezoid plate 25 is arranged in the sliding groove 24 in a transverse sliding manner, the sliding groove 24 is transversely formed in the side wall of the fixed body 21, and the trapezoid plate 25 can transversely move in the sliding groove 24 to control the two clamping bodies 22 to be close to or far from each other; and a first spring 26 transversely arranged in the sliding groove 24, wherein two ends of the first spring 26 are fixedly connected with the fixing body 21 and the edge of the trapezoid plate 25 respectively.

Specifically, when packing traction seat is needed, push the traction seat into the frame mechanism 1, the frame mechanism 1 is internally provided with a plurality of independent spaces, push in-process, can move the pull rod through automatic trompil mechanism 3 and open the traction hole of traction seat, or open the traction hole of traction seat through manual removal pull rod, simultaneously, along with the removal of traction seat, fixed body 21 can get into the traction hole, at this moment, traction seat can strike trapezoidal slab 25 and slide in sliding tray 24, two clamping bodies 22 receive the pulling force of first extension spring 23 to begin to be close to each other and carry out the centre gripping fixed to the traction seat, until two clamping body 22 limit portions butt of round platform form are to traction hole limit portion, trapezoidal slab 25 can close the traction hole when striking traction hole limit portion, fixed body 21 can fix the traction seat through the traction hole, the function of automatic fixed traction seat has been realized, the work efficiency of packing traction seat has been improved, simultaneously, round platform form two clamping body 22 lateral walls can pack the traction seat of equidimension traction hole.

Referring to fig. 1 and 2, the frame mechanism 1 includes: a center support plate 11; the bottom support components 12 and the top support plates 13 are fixed on two sides of the center support plate 11, the bottom surfaces of the top support plates 13 are fixedly connected with the top surfaces of the fixing bodies 21, the bottom support components 12 are arranged right below the top support plates 13, and traction seats are contained between the bottom support components 12 and the top support plates 13.

Referring to fig. 3, 4 and 5, the diameter of the small end face of the clamping body 22 is smaller than 50mm, and the diameter of the large end face of the clamping body 22 is larger than 90mm, so that the clamping body 22 can be adapted to traction holes with different sizes on traction seats with different specifications, and the diameter of the traction holes is generally about 50mm or 90 mm.

Referring to fig. 1 and 2, the bottom support assembly 12 includes: a frame 121 provided at one side of the center support plate 11; and a roller 122 rotatably provided on the side frame 121.

Specifically, when the traction seat is pushed into the frame mechanism 1, the traction seat can move more smoothly on the rollers 122, meanwhile, the rollers 122 on the side frames 121 can be optionally provided with more outwards parts, the traction seat can be firstly placed on the external rollers 122 and then manually pushed under the top supporting plate 13, wherein a motor can be optionally adopted to drive the rollers 122 to convey the traction seat under the top supporting plate 13.

Referring to fig. 6 and 7, the automatic locking hole mechanism 2 further includes a top fixing component 27, the top fixing component 27 is used for fixing the upper surface of the traction seat, and the top fixing component 27 includes: a connector 271 fixed to the upper surface of the holder 22; a fixing plate 272 sleeved and fixedly connected on the connecting body 271; a plurality of fixing rods 273 fixedly connected to the bottom surface of the fixing plate 272, wherein the fixing rods 273 have an elastic telescopic rod structure; and an abutting body 274 fixedly connected to the bottom of the fixing rod 273, wherein the abutting body 274 may be made of a soft material, such as a rubber body.

Specifically, since the saddle surface of the traction seat is not flat, and the saddle and the chassis are rotatably arranged, the saddle is generally inclined, and by arranging the top surface fixing assembly 27, when the traction seat is clamped by the two clamping bodies 22, the clamping bodies 22 drive the connecting body 271, the fixing rod 273, the fixing plate 272, the fixing rod 273 and the abutting body 274 to synchronously move downwards, and the fixing rod 273 of the elastic telescopic rod structure is matched with the abutting body 274 to adapt to multipoint fixing of the uneven or inclined saddle upper surface.

Referring to fig. 7 and 8, the automatic locking hole mechanism 2 further includes a bottom fixing component 28, the bottom fixing component 28 is used for fixing the bottom of the chassis of the fifth wheel, and the bottom fixing component 28 includes: a rotating wheel 281 fixedly connected to one end of the roller 122; a belt 282 sleeved on the plurality of rotating wheels 281; a bending rod 283 fixedly connected to one side of the connector 271; and a friction plate 284 fixedly connected to one end of the bending rod 283, wherein the friction plate 284 is located right above the belt 282, the friction plate 284 can be abutted against the outer surface of the belt 282, and the lower end part of the bending rod 283 adopts an elastic telescopic rod structure.

Specifically, when two clamping bodies 22 clamp the traction seat, the clamping bodies 22 drive the bending rod 283 and the friction plate 284 to move downwards through the connecting body 271, the friction plate 284 abuts against the upper surface of the belt 282 to brake the belt 282, and the roller 122 is prevented from rotating, so that the traction seat chassis on the roller 122 can be fixed.

Referring to fig. 8 and 9, the automatic hole opening mechanism 3 includes: the guide rail table 31 is fixedly arranged on the top surface of the frame 121, a guide rail groove 32 is formed in the top surface of the guide rail table 31, two end parts of the guide rail groove 32 are positioned on a straight line, a bent part 321 is arranged in the middle of the guide rail groove 32, the bent part 321 is bent in a direction away from the automatic lock hole mechanism 2, a containing groove 33 is formed in the bottom of the guide rail table 31, and the guide rail groove 32 is communicated with the containing groove 33; the clamping piece 34 slides in the guide rail table 31, the bottom end of the clamping piece 34 penetrates into the accommodating groove 33, and the clamping piece 34 can clamp the pull rod of the traction seat; the second tension spring 35 is arranged in the accommodating groove 33, the second tension spring 35 is arranged on one side of the clamping piece 34 away from the center support plate 11, and two ends of the second tension spring 35 are fixedly connected with the clamping piece 34 and the guide rail table 31 respectively; and the limiting rod 36 is fixedly connected to the side wall of one side of the guide rail table 31, which is close to the automatic lock hole mechanism 2, one end of the limiting rod 36, which is far away from the central support plate 11, is obliquely arranged, and when the traction seat moves towards the central support plate 11, the oblique part of the limiting rod 36 can guide the chassis of the traction seat to be far away from the edge part of the guide rail table 31.

Referring to fig. 8 and 9, the clamping member 34 includes: a movable rod 341 sliding in the guide rail groove 32, wherein the bottom end of the movable rod 341 penetrates into the accommodating groove 33 and is fixedly connected with one end of the second tension spring 35; and a clamping block 342 fixedly connected to the side wall of the movable rod 341, wherein the clamping block 342 is provided with a V-shaped opening, and the V-shaped opening of the clamping block 342 is aligned to a direction away from the center support plate 11.

Specifically, when the fifth wheel is placed in the frame mechanism 1, that is, when the fifth wheel moves on the roller 122 toward the center support plate 11, the clamping block 342 can hook the fifth wheel pull rod, and as the fifth wheel moves toward the center support plate 11, the bent portion 321 on the rail table 31 drives the pull rod to pull through the clamping block 342, and at this time, the traction hole of the fifth wheel is opened.

Referring to fig. 9 and 10, the side fixing assembly 29 is further provided between the fixing body 21 and the center support plate 11, the side fixing assembly 29 is used for fixing the saddle of the fifth wheel, and the side fixing assembly 29 includes: the bearing rod 291 is arranged between the fixed body 21 and the center support plate 11, the bearing rod 291 is perpendicular to the plane of the center support plate 11, and the bearing rod 291 is fixedly connected with the side wall of the bottom end of the fixed body 21; two slide bars 292 penetrating and slidably connecting the load-bearing bars 291; the blocking rods 293 are respectively arranged on the top surfaces of the end parts of the two sliding rods 292, and the two blocking rods 293 can be abutted against the traction seat saddle edges on two sides of the bearing rod 291; a connecting piece 294 fixedly connected to a side wall of the slide rod 292; and a second spring 295 arranged between the connecting piece 294 and the bearing rod 291, wherein two ends of the second spring 295 are fixedly connected with the bearing rod 291 and the connecting piece 294 respectively.

Referring to fig. 9 and 10, the edge fixing assembly 29 further includes: a catch 296 disposed above the slide bar 292 for the slide bar 292 to block the slide bar 292 from sliding, the catch 296 comprising: an extension plate 2961 fixed to a side wall of the connector 271; and a lower pressing plate 2962 fixedly connected to the bottom surface of the extension plate 2961, wherein the lower pressing plate 2962 can be abutted against the top surface of the sliding rod 292, the bottom surface of the lower pressing plate 2962 and the top surface of the sliding rod 292 are rough surfaces, and the lower pressing plate 2962 is made of a certain elastic material.

Specifically, in order to prevent the traction seat from being moved by the external force in the horizontal direction, through setting up the side fixing component 29, two blocking rods 293 cooperate with the sliding rod 292 and can abut against the inside walls of different traction seat sizes, when two clamping bodies 22 clamp the traction seat, the clamping bodies 22 drive the extension plate 2961 and the lower pressure plate 2962 to move downwards through the connecting body 271, wherein the lower pressure plate 2962 can abut against the top surface of the sliding rod 292 to prevent the sliding rod 292 from sliding, thereby the two blocking rods 293 cooperate with the fixing body 21 to realize triangular fixation on the traction seat, effectively solving the problem that the traction seat is easy to move by the external force in the horizontal direction, and improving the stability when packaging the traction seat.

Referring to fig. 10, 11 and 12, the edge fixing assembly 29 further includes: a rotation assembly 297 for driving the blocking lever 293 to rotate; the rotation assembly 297 comprises: the moving plate 2971 is sleeved on the blocking rod 293, the moving plate 2971 is in threaded connection with the blocking rod 293, and the bottom end of the blocking rod 293 is rotatably arranged on the top surface of the end part of the sliding rod 292; a tab 2972 affixed to a partial side of the blocking rods 293, the tab 2972 being disposed horizontally and the tab 2972 being disposed on an adjacent partial side of the two blocking rods 293; the third spring 2973 is arranged between the moving plate 2971 and the top surface of the sliding rod 292, and two ends of the third spring 2973 are fixedly connected with the moving plate 2971 and the sliding rod 292 respectively; a return torsion spring 2974 disposed inside the blocking lever 293; the bottom end of the reset torsion spring 2974 is fixedly connected with the top surface of the end part of the sliding rod 292; a driving rod 2975 fixedly connected to the side wall of the lower pressing plate 2962, wherein the driving rod 2975 is positioned above the moving plate 2971; and a guide bar 2976 fixedly coupled to the top surface of the slide bar 292, the guide bar 2976 penetrating and slidably coupled to the moving plate 2971.

Specifically, through setting up rotating assembly 297, when holding down plate 2962 moves down, holding down plate 2962 drives movable plate 2971 downwardly moving through actuating lever 2975, and movable plate 2971 can drive and block the pole 293 rotation, and the lug 2972 that blocks the level setting on the pole 293 can be with traction seat limit portion butt, and the lug 2972 that the level set can be fixed traction seat limit portion, prevents to pull the seat and float from top to bottom in the transportation, blocks the lug 2972 that the level set up on the pole 293 and can further fix traction seat.

Referring to fig. 13, 14 and 15, the automatic wrapping mechanism 4 is further included for automatically wrapping the traction seat, and the automatic wrapping mechanism 4 includes; the rope storage rotary drum 41 is rotatably arranged on the top surface of the connecting body 271, the rope storage rotary drum 41 is in threaded connection with the fixed body 21, the inside of the fixed plate 272 is provided with a cavity structure, and the bottom surface of the fixed plate 272 is provided with an annular groove 42; the barreled bag 43 is arranged in the cavity in the fixing plate 272, the upper end and the lower end of the barreled bag 43 are both provided with openings, the barreled bag 43 is vertically arranged, the upper top end of the barreled bag 43 is fixedly connected to the top surface in the fixing plate 272, and the lower end of the barreled bag 43 penetrates through the annular groove 42; a counterweight body 44 fixedly connected to the bottom end of the cylindrical bagging 43; a tightening rope 45 disposed in the inner cavity of the fixing plate 272; and a string ring 46 connected to one end of the string 45, the other end of the string 45 penetrating through the string ring 46 to form a ring portion around which the bag 43 is sleeved, and the string 45 penetrating through one end of the string ring 46 penetrates through the top surface of the fixing plate 272 and is accommodated on the string storage drum 41.

Specifically, when the traction seat enters the frame mechanism 1, the upper clamping body 22 is triggered to drive the connecting body 271, the fixing plate 272 and the rope storage rotary drum 41 to move downwards, at this time, the rope storage rotary drum 41 rotates and releases the tensioning rope 45, the annular part of the tensioning rope 45 sleeved with the bagging bag 43 is enlarged, the counterweight body 44 can drive the bagging bag 43 to come out downwards from the annular groove 42 and sleeve the traction seat, the traction seat can be protected from dust and foreign matters to contact the traction seat to form stains, when the traction seat leaves the frame mechanism 1, the upper clamping body 22 drives the connecting body 271, the fixing plate 272 and the rope storage rotary drum 41 to move upwards, the rope storage rotary drum 41 rotates and contracts the tensioning rope 45, the annular part of the tensioning rope 45 sleeved with the bagging bag 43 is contracted, and the bagging bag 43 is accommodated in the cavity inside the fixing plate 272.

The embodiment has been described above with reference to the embodiment, but the embodiment is not limited to the above-described specific implementation, which is only illustrative and not restrictive, and many forms can be made by those of ordinary skill in the art, given the benefit of this disclosure, are within the scope of this embodiment.

Claims (7)

1. A packaging structure of a traction seat for a semitrailer, which is characterized in that: comprises a frame mechanism (1) for supporting and accommodating a traction seat, wherein a plurality of independent spaces are formed inside the frame mechanism (1); the automatic lock hole mechanism (2) is arranged in the frame mechanism (1), and the automatic lock hole mechanism (2) can be adapted to traction holes with different sizes and fix the traction seat; and an automatic hole opening mechanism (3) arranged at one side of the frame mechanism (1), wherein the automatic hole opening mechanism (3) can open a traction hole of the traction seat by moving the pull rod; wherein the automatic lock hole mechanism (2) comprises: a fixed body (21) fixed in the frame mechanism (1); two clamping bodies (22) vertically sleeved and slidably arranged on the fixed body (21), wherein the clamping bodies (22) are in a round table shape, the two clamping bodies (22) are arranged up and down, the small end face of the upper clamping body (22) faces downwards, and the small end face of the lower clamping body (22) faces upwards; the first tension spring (23) is arranged between the two clamping bodies (22), and two ends of the first tension spring (23) are fixedly connected with the two clamping bodies (22) respectively; the trapezoid plate (25) is transversely arranged in the sliding groove (24) in a sliding mode, the sliding groove (24) is transversely formed in the side wall of the fixed body (21), and the trapezoid plate (25) can transversely move in the sliding groove (24) to control the two clamping bodies (22) to be close to or far away from each other; the first springs (26) are transversely arranged in the sliding grooves (24), and two ends of each first spring (26) are fixedly connected with the fixing body (21) and the edge parts of the trapezoid plates (25) respectively;

The frame mechanism (1) comprises: a center support plate (11); the bottom support assemblies (12) and the top support plates (13) are fixed on two sides of the center support plate (11), the bottom surfaces of the top support plates (13) are fixedly connected with the top surfaces of the fixing bodies (21), the bottom support assemblies (12) are arranged right below the top support plates (13), and traction seats are contained between the bottom support assemblies (12) and the top support plates (13);

The bottom support assembly (12) includes: a frame (121) arranged on one side of the center support plate (11); and a roller (122) rotatably provided on the side frame (121);

The automatic hole opening mechanism (3) comprises: the automatic lock hole mechanism comprises a guide rail table (31) fixedly arranged on the top surface of a frame (121), wherein a guide rail groove (32) is formed in the top surface of the guide rail table (31), two end parts of the guide rail groove (32) are positioned on a straight line, a bent part (321) is arranged at the middle part of the guide rail groove (32), the bent part (321) is bent in a direction away from the automatic lock hole mechanism (2), a containing groove (33) is formed in the bottom of the guide rail table (31), and the guide rail groove (32) is communicated with the containing groove (33); the clamping piece (34) slides in the guide rail table (31), the bottom end of the clamping piece (34) penetrates into the accommodating groove (33), and the clamping piece (34) can clamp the pull rod of the traction seat; the second tension spring (35) is arranged in the accommodating groove (33), the second tension spring (35) is arranged on one side of the clamping piece (34) far away from the center support plate (11), and two ends of the second tension spring (35) are fixedly connected with the clamping piece (34) and the guide rail table (31) respectively; the limiting rod (36) is fixedly connected to one side wall of the guide rail table (31) close to the automatic lock hole mechanism (2), one end of the limiting rod (36) in the direction away from the center support plate (11) is obliquely arranged, and when the traction seat moves towards the center support plate (11), the oblique part of the limiting rod (36) can guide the chassis of the traction seat to be away from the edge part of the guide rail table (31);

When packing the traction seat is needed, push the traction seat into the frame mechanism (1), the frame mechanism (1) is internally provided with a plurality of independent spaces, in the pushing process, the traction hole of the traction seat can be opened by moving the pull rod through the automatic perforating mechanism (3), meanwhile, along with the movement of the traction seat, the fixing body (21) can enter the traction hole, at the moment, the traction seat can strike the trapezoid plate (25) to slide in the sliding groove (24), and the two clamping bodies (22) start to be close to each other to clamp and fix the traction seat under the pulling force of the first tension spring (23) until the edge parts of the two clamping bodies (22) in the shape of a round table are abutted to the edge parts of the traction hole.

2. A package structure of a fifth wheel for a semitrailer according to claim 1, wherein: the automatic lockhole mechanism (2) further comprises a top surface fixing assembly (27), the top surface fixing assembly (27) is used for fixing the upper surface of the traction seat, and the top surface fixing assembly (27) comprises: a connector (271) fixed to the top surface of the upper clamping body (22); a fixing plate (272) sleeved and fixedly connected on the connecting body (271); a plurality of fixing rods (273) fixedly connected to the bottom surface of the fixing plate (272), wherein the fixing rods (273) are of elastic telescopic rod structures; and an abutting body (274) fixedly connected to the bottom of the fixing rod (273).

3. A package structure of a fifth wheel for a semitrailer according to claim 1, wherein: the automatic lockhole mechanism (2) further comprises a bottom surface fixing assembly (28), the bottom surface fixing assembly (28) is used for fixing the bottom surface of the traction seat chassis, and the bottom surface fixing assembly (28) comprises: a rotating wheel (281) fixedly connected to one end of the roller (122); a belt (282) sleeved on the plurality of rotating wheels (281); a bending rod (283) fixedly connected to one side of the connector (271); and the friction plate (284) is fixedly connected to one end of the bending rod (283), the friction plate (284) is positioned right above the belt (282), and the friction plate (284) can be abutted against the outer surface of the belt (282).

4. A package structure of a fifth wheel for a semitrailer according to claim 1, wherein: the clamp (34) includes: a movable rod (341) sliding in the guide rail groove (32), wherein the bottom end of the movable rod (341) penetrates through the accommodating groove (33) and is fixedly connected with one end of the second tension spring (35); and the clamping block (342) is fixedly connected to the side wall of the movable rod (341), the clamping block (342) is provided with a V-shaped opening, and the V-shaped opening of the clamping block (342) is aligned to the direction away from the center support plate (11).

5. A package structure of a fifth wheel for a semitrailer according to claim 1, wherein: the traction seat is characterized by further comprising an edge fixing assembly (29) arranged between the fixing body (21) and the center support plate (11), wherein the edge fixing assembly (29) is used for fixing a saddle of the traction seat, and the edge fixing assembly (29) comprises: the bearing rod (291) is arranged between the fixed body (21) and the central support plate (11), and the bearing rod (291) is fixedly connected with the side wall of the bottom end of the fixed body (21); two slide bars (292) penetrating and slidably connecting the load-bearing bars (291); the blocking rods (293) are respectively arranged on the top surfaces of the end parts of the two sliding rods (292), and the two blocking rods (293) can be abutted against the traction seat saddle edge parts on two sides of the bearing rod (291); a connecting piece (294) fixedly connected to the side wall of the sliding rod (292); and a second spring (295) arranged between the connecting sheet (294) and the bearing rod (291), wherein two ends of the second spring (295) are fixedly connected with the bearing rod (291) and the connecting sheet (294) respectively.

6. The packaging structure of a fifth wheel for a semitrailer according to claim 5, wherein: the edge fixing assembly (29) further includes: a catch (296) disposed above the slide bar (292) for the slide bar (292) to block the slide bar (292) from sliding, the catch (296) comprising: an extension plate (2961) for fixing the side wall of the connector (271); and a lower pressing plate (2962) fixedly connected to the bottom surface of the extension plate (2961), wherein the lower pressing plate (2962) can be abutted against the top surface of the sliding rod (292), and the bottom surface of the lower pressing plate (2962) and the top surface of the sliding rod (292) are rough surfaces.

7. The packaging structure of a fifth wheel for a semitrailer according to claim 6, wherein: the edge fixing assembly (29) further includes: a rotation assembly (297) for driving the blocking lever (293) to rotate; the rotation assembly (297) comprises: the moving plate (2971) is sleeved on the blocking rod (293), the moving plate (2971) is in threaded connection with the blocking rod (293), and the bottom end of the blocking rod (293) is rotatably arranged on the top surface of the end part of the sliding rod (292); a tab (2972) affixed to a partial side of the blocking bars (293), the tab (2972) being disposed horizontally and the tab (2972) being disposed on an adjacent partial side of the two blocking bars (293); the third spring (2973) is arranged between the moving plate (2971) and the top surface of the sliding rod (292), and two ends of the third spring (2973) are fixedly connected with the moving plate (2971) and the sliding rod (292) respectively; a return torsion spring (2974) disposed inside the blocking lever (293); the bottom end of the reset torsion spring (2974) is fixedly connected with the top surface of the end part of the sliding rod (292); a driving rod (2975) fixedly connected to the side wall of the lower pressing plate (2962), wherein the driving rod (2975) is positioned above the moving plate (2971); and a guide rod (2976) fixedly connected to the top surface of the sliding rod (292), wherein the guide rod (2976) penetrates through and is in sliding connection with the moving plate (2971).