CN103407470A - Rear frame component for combined folded trailer - Google Patents
Rear frame component for combined folded trailer Download PDFInfo
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- CN103407470A CN103407470A CN2013103791448A CN201310379144A CN103407470A CN 103407470 A CN103407470 A CN 103407470A CN 2013103791448 A CN2013103791448 A CN 2013103791448A CN 201310379144 A CN201310379144 A CN 201310379144A CN 103407470 A CN103407470 A CN 103407470A
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- 230000007704 transition Effects 0.000 abstract description 7
- 230000000712 assembly Effects 0.000 description 10
- 238000000429 assembly Methods 0.000 description 10
- 230000007246 mechanism Effects 0.000 description 9
- 230000008878 coupling Effects 0.000 description 8
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/02—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/02—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
- B62B3/022—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible folding down the body to the wheel carriage or by retracting projecting parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/008—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor having more than two axes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2206/00—Adjustable or convertible hand-propelled vehicles or sledges
- B62B2206/006—Convertible hand-propelled vehicles or sledges
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The invention discloses a rear frame component for a combined folded trailer. The rear frame component comprises a rear carrier, rear wheel components, a rear baffle plate and connectors, the rear carrier is provided with a rear sliding column, a rear limit stop table and a rear limit toothed groove, each connector is provided with a first pivot joint hole, a rear folded abutting surface, a rear unfolded abutting surface, a rear arc transition surface, a second pivot joint hole, a folded carrying surface, an unfolded carrying surface and a locking screw hole, each rear wheel component comprises a rear wheel frame with a rear sleeve, a rear torsion spring and a rear wheel, the rear baffle plate is provided with rear connecting bosses, each rear connecting boss is provided with a rear shaft hole, a carrying convex plate and a limit lock hole, and a limit screw is arranged in the locking screw hole of each connector and extends into or moves out of the corresponding limit lock hole in the reciprocating rotation process. When in use, the rear frame component can be used with a front frame component to form the four-wheeled folded trailer, can also be individually used as a two-wheeled folded luggage cart, and has the advantages of multiple purposes and functions.
Description
Technical field
The present invention relates to the trailer technical field, relate in particular to a kind of rear chassis assembly for the modular folding trailer.
Background technology
People often use four-wheel trailer when shopping carrying article, can save strength for the user, but the four-wheel trailer volume is generally larger at present, can not fold gathering, carries inconvenience, while depositing, takes up room also very large.
Patent documentation CN202186404U discloses a kind of foldable luggage trolley, this car comprises telescopic vehicle frame, its underpart is provided with the cylindrical pull bar be hinged with the baggage car weight tray, described cylindrical pull bar top is provided with the first circular groove, and the first circular groove lower surface is provided with the first spiral-guide face; The folding rear and vehicle frame laminating of weight tray, it launches rear arrange vertical with vehicle frame, be used to carrying luggage; Weight tray is connected a side and is provided with the vertical Stroke Control part of the wheel be fixedly connected with described weight tray with vehicle frame; Wheel stand has the second circular groove with the adaptive socket of described cylindrical pull bar, and the second circular groove upper surface is provided with the second spiral-guide face suitable with described the first spiral-guide face, the rotary torsion spring of fixedly taking a seat in the second circular groove; Pull bar vertically is arranged in the second circular groove, and the shaft hole sleeve of pull bar bottom is connected in the axle of the vertical Stroke Control part of wheel; When weight tray launches, the vertical formation control spare of described wheel forms pushing tow to the second circular groove, on guiding wheel under the combined action of described the first spiral-guide face and the second spiral-guide face is vertical, moves and launch to the both sides outward turning, when weight tray folded, wheel inward turning under the effect of described rotary torsion spring reclaimed and vertically moves down simultaneously; Vehicle wheel after folding is along edge at the bottom of the weight tray protruded from after folding.
This patent documentation is described detailed mechanism and the principle of work of collapsible wheel in detail, but this kind foldable luggage trolley is owing to being the push-and-pull vehicle that only has two-wheeled, and the carrying dynamics is less, can not be widely used in factory floor and use.
Summary of the invention
The purpose of this invention is to provide and a kind ofly both can be used in conjunction with the front vehicle frame assembly, be combined to form the four-wheel folding trailer, also can use separately, as the rear chassis assembly for the four-wheel folding trailer of two-wheeled folding trailer.
The technical scheme that realizes the object of the invention is: a kind of rear chassis assembly for the modular folding trailer, comprise rear luggage carrier, two rear wheel assemblies, be arranged on the back shield of rear luggage carrier rear end be used to being connected two attaching partss of back shield and rear luggage carrier; The left and right sides end of rear luggage carrier rear end respectively is provided with a rearwardly projecting rear traveller, and after each, traveller is provided with the rear limiting block platform of annular, and after each, rear end of limiting block platform is provided with a plurality of rear spacing teeth groove; After each, rear end of traveller is provided with rear pin-and-hole; The front end of each attaching parts is provided with the first pivoted hole, rear gathering bearing surface, rear expansion bearing surface and connects the rear rear arc transition face that draws bearing surface and rear expansion bearing surface in, and rear gathering bearing surface is perpendicular to rear expansion bearing surface; After each attaching parts and corresponding one, traveller is rotationally connected by the bearing pin that passes the first pivoted hole and rear pin-and-hole, and the distance of the central axis of the first pivoted hole and rear expansion bearing surface is greater than the distance of this central axis and rear gathering bearing surface; After each, launch bearing surface and be parallel to plane, back shield place, after each, draw bearing surface in perpendicular to plane, back shield place; The rear end of each attaching parts is provided with for the second pivoted hole be rotationally connected with back shield, draws bearing area in, launches bearing area and locking screw holes, the second pivoted hole is between locking screw holes and the first pivoted hole, draw bearing area in and be positioned at the side of the second pivoted hole away from the first pivoted hole, launch bearing area and be positioned at the side of the second pivoted hole near the first pivoted hole; Each rear wheel assemblies comprises that the rear wheel frame with rear sleeve, rear torsion spring and rotation are arranged on the rear wheel on rear wheel frame; The front end of each rear sleeve is provided with the rear spacing double wedge matched with spacing teeth groove after each; After rear sleeve was set in corresponding one, on traveller, rear torsion spring set was located on corresponding rear traveller, and within being positioned at rear sleeve; Back shield connects boss after being provided with two, connect after each boss be provided with rear axis hole, along the load flange of rear luggage carrier horizontal direction evagination and the spacing lockhole matched with locking screw holes on attaching parts; After each, connection boss and a corresponding attaching parts are rotationally connected by the bearing pin that passes rear axis hole and the second pivoted hole; A stop screw is arranged in the locking screw holes of attaching parts, and, in the process of back and forth turn, stretches into or shift out corresponding spacing lockhole; The load flange along with rear connection boss in the process that the second pivoted hole rotates, can be connected to the gathering bearing area of attaching parts and launch on bearing area, and then driving attaching parts and rotate.
In such scheme, the front end of rear chassis assembly is provided with coupling mechanism; Coupling mechanism comprises having pitman after two of lock hole, being fixedly installed on after each rear pin joint connecting portion, two lock screws and two connecting link pins on diapire on pitman of the left and right sides end that is arranged on rear luggage carrier front end, each lock screw is arranged in a corresponding lock hole, and each connecting link pin rotates the center that is arranged on pin joint connecting portion after corresponding.
In such scheme, back shield can rotate around rear axis hole in external force, until the load flange is connected on the expansion bearing area of attaching parts, now the upper surface of back shield upper surface and rear luggage carrier is in same plane.
The present invention in use, both can be used in conjunction with the front vehicle frame assembly, was combined to form the four-wheel folding trailer, also can use separately, as the collapsible luggage trolley of two-wheeled, had advantages of multi-purpose.
The accompanying drawing explanation
Fig. 1 is a kind of perspective view of the present invention while being in deployed condition;
Fig. 2 is a kind of perspective view of front vehicle frame assembly in trailer shown in Figure 1;
Fig. 3 is a kind of exploded view of front vehicle frame assembly shown in Figure 2;
A kind of exploded view of Fig. 4 when to be the assembly of front vehicle frame shown in Fig. 2 observe from another angle;
Fig. 5 is a kind of perspective view of rear chassis assembly in trailer shown in Figure 1;
Fig. 6 is a kind of exploded view of rear chassis assembly shown in Figure 5;
A kind of perspective view of Fig. 7 when to be rear chassis assembly shown in Figure 5 observe from another angle;
Fig. 8 is a kind of lateral plan when in rear chassis assembly shown in Figure 5, back shield and attaching parts coordinate;
Fig. 9 is a kind of exploded view of the described back shield of Fig. 8 and attaching parts;
Figure 10 is a kind of perspective view of the present invention while being in flat;
A kind of perspective view of Figure 11 when to be trailer shown in Figure 10 observe from another angle;
Figure 12 is a kind of lateral plan of trailer shown in Figure 10;
Figure 13 is a kind of perspective view of the present invention while being in preliminary folded state;
Figure 14 is a kind of lateral plan of trailer shown in Figure 13;
Figure 15 is the local enlarged diagram at A place in Figure 14;
Figure 16 is the local enlarged diagram at B place in Figure 14;
Figure 17 is a kind of perspective view of the present invention while being in complete folded state;
Figure 18 is a kind of lateral plan of trailer shown in Figure 17.
Shown in accompanying drawing, be labeled as: front vehicle frame assembly 1, front luggage carrier 11, front sliding column 111, front limit gear platform 112, front limit teeth groove 113, front pin-and-hole 114, front wheel assemblies 12, anterior cannula 121, front wheel carrier 122, front torsion spring 123, front vehicle wheel 124, front limit double wedge 125, front apron 13, front connection boss 131, front-axle hole 132, front gathering bearing surface 133, front expansion bearing surface 134, front arc transition face 135, rotating junction 136, clamp 137, pull bar 14, rear chassis assembly 2, rear luggage carrier 21, rear traveller 211, rear limiting block platform 212, rear spacing teeth groove 213, rear pin-and-hole 214, rear wheel assemblies 22, rear sleeve 221, rear wheel frame 222, rear torsion spring 223, rear wheel 224, rear spacing double wedge 225, back shield 23, rear connection boss 231, rear axis hole 232, load flange 233, spacing lockhole 234, attaching parts 24, the first pivoted hole 241, rear gathering bearing surface 242, rear expansion bearing surface 243, rear arc transition face 244, the second pivoted hole 245, draw bearing area 246 in, launch bearing area 247, locking screw holes 248, stop screw 25, coupling mechanism 3, front pitman 31, screw 311, front pin joint connecting portion 32, rear pitman 33, lock hole 331, rear pin joint connecting portion 34, lock screw 35, connecting link pin 36, bearing pin 100.
The specific embodiment
(embodiment 1)
The present embodiment is a kind of rear chassis assembly for the modular folding trailer, see that Fig. 1 is to shown in Figure 5, comprise rear luggage carrier 21, two rear wheel assemblies 22, be arranged on the back shield 23 of rear luggage carrier rear end be used to being connected two attaching partss 24 of back shield and rear luggage carrier; The left and right sides end of rear luggage carrier rear end respectively is provided with a rearwardly projecting rear traveller 211, and after each, traveller is provided with the rear limiting block platform 212 of annular, and after each, rear end of limiting block platform is provided with a plurality of rear spacing teeth groove 213; After each, rear end of traveller is provided with rear pin-and-hole 214; The front end of each attaching parts is provided with the first pivoted hole 241, rear gathering bearing surface 242, rear expansion bearing surface 243 and connects the rear rear arc transition face 244 that draws bearing surface and rear expansion bearing surface in, and rear gathering bearing surface is perpendicular to rear expansion bearing surface; After each attaching parts and corresponding one, traveller is rotationally connected by the bearing pin 100 that passes the first pivoted hole and rear pin-and-hole 214, as shown in Figure 4, the central axis of the first pivoted hole and rear expansion bearing surface apart from a, be greater than the distance b of this central axis and rear gathering bearing surface; After each, launch bearing surface and be parallel to plane, back shield place, after each, draw bearing surface in perpendicular to plane, back shield place; The rear end of each attaching parts is provided with for the second pivoted hole 245 be rotationally connected with back shield, draws bearing area 246 in, launches bearing area 247 and locking screw holes 248, the second pivoted hole 245 is between locking screw holes 248 and the first pivoted hole 241, draw bearing area in and be positioned at the side of the second pivoted hole away from the first pivoted hole, launch bearing area and be positioned at the side of the second pivoted hole near the first pivoted hole; Each rear wheel assemblies comprises that rear wheel frame 222, rear torsion spring 223 and rotation with rear sleeve 221 are arranged on the rear wheel 224 on rear wheel frame; The front end of each rear sleeve is provided with the rear spacing double wedge 225 matched with spacing teeth groove after each; After rear sleeve was set in corresponding one, on traveller, rear torsion spring set was located on corresponding rear traveller, and within being positioned at rear sleeve; Back shield connects boss 231 after being provided with two, connect after each boss be provided with rear axis hole 232, along the load flange 233 of rear luggage carrier horizontal direction evagination and the spacing lockhole 234 matched with locking screw holes on attaching parts; After each, connection boss and a corresponding attaching parts are rotationally connected by the bearing pin 100 that passes rear axis hole and the second pivoted hole; A stop screw 25 is arranged in the locking screw holes of attaching parts, and, in the process of back and forth turn, stretches into or shift out corresponding spacing lockhole 234; The load flange along with rear connection boss in the process that the second pivoted hole rotates, can be connected to the gathering bearing area of attaching parts and launch on bearing area, and then driving attaching parts and rotate.
The front end of rear chassis assembly is provided with coupling mechanism 3; Coupling mechanism comprises the having pitman 33 after two of lock hole 331, be fixedly installed on after each on pitman the rear pin joint connecting portion on diapire 34 of the left and right sides end that is arranged on rear luggage carrier front end, two lock screws 35 and two connecting link pins 36, each lock screw 35 is arranged in a corresponding lock hole 35, and each connecting link pin 36 rotates the center that is arranged on pin joint connecting portion 34 after corresponding.
Back shield can rotate around rear axis hole in external force, until the load flange is connected on the expansion bearing area of attaching parts, now the upper surface of back shield upper surface and rear luggage carrier is in same plane.
The present embodiment can be used as the two-wheeled folding trailer separately, and specifically using the roofbolt that closes on front luggage carrier in rear chassis assembly as towing holding rod, back shield is as support board.
(application examples 1)
Should use-case be a kind of modular folding trailer that adopts above-described embodiment 1 to make, see that Fig. 6, to shown in Figure 180, comprises front vehicle frame assembly 1, rear chassis assembly 2 and the coupling mechanism 3 be used to connecting front vehicle frame assembly and rear chassis assembly.
Concrete structure while should use-case being in deployed condition is shown in Fig. 6 to Fig. 9, and described front vehicle frame assembly comprises front luggage carrier 11, two front wheel assemblies 12, is arranged on the front apron 13 of front luggage carrier front end and is arranged on the pull bar 14 on front apron; The left and right sides end of front luggage carrier front end respectively is provided with a front sliding column 111 of giving prominence to forward, and each front sliding column is provided with annular front limit gear platform 112, and the front end of each front limit gear platform is provided with a plurality of front limit teeth groove 113; The front end of each front sliding column is provided with front pin-and-hole 114; Each front wheel assemblies comprises that front wheel carrier 122, front torsion spring 123 and rotation with anterior cannula 121 are arranged on the front vehicle wheel 124 on front wheel carrier; The rear end of each anterior cannula is provided with the front limit double wedge 125 matched with each front limit teeth groove; Anterior cannula is set on a corresponding front sliding column, and front torsion spring set is located on corresponding front sliding column, and within being positioned at anterior cannula; Before front apron is provided with two, connect boss 131, before each, connect boss and be provided with front-axle hole 132, front gathering bearing surface 133, front expansion bearing surface 134 and connect the front front arc transition face 135 that draws bearing surface and front expansion bearing surface in; The distance of the central axis of front-axle hole and front expansion bearing surface is greater than the distance of this central axis and front gathering bearing surface; Before each, connecting boss is rotationally connected with front sliding column by the bearing pin 100 that passes front-axle hole and a corresponding front pin-and-hole; Before each, launch bearing surface and be parallel to plane, front apron place, each draws bearing surface in perpendicular to plane, front apron place.
Rear chassis assembly comprises rear luggage carrier 21, two rear wheel assemblies 22, be arranged on the back shield 23 of rear luggage carrier rear end be used to being connected two attaching partss 24 of back shield and rear luggage carrier.
The left and right sides end of rear luggage carrier rear end respectively is provided with a rearwardly projecting rear traveller 211, and after each, traveller is provided with the rear limiting block platform 212 of annular, and after each, rear end of limiting block platform is provided with a plurality of rear spacing teeth groove 213; After each, rear end of traveller is provided with rear pin-and-hole 214; The front end of each attaching parts is provided with the first pivoted hole 241, rear gathering bearing surface 242, rear expansion bearing surface 243 and connects the rear rear arc transition face 244 that draws bearing surface and rear expansion bearing surface in, and rear gathering bearing surface is perpendicular to rear expansion bearing surface; After each attaching parts and corresponding one, traveller is rotationally connected by the bearing pin 100 that passes the first pivoted hole and rear pin-and-hole 214, the central axis of the first pivoted hole and rear expansion bearing surface apart from a, be greater than the distance b of this central axis and rear gathering bearing surface; After each, launch bearing surface and be parallel to plane, back shield place, after each, draw bearing surface in perpendicular to plane, back shield place; The rear end of each attaching parts is provided with for the second pivoted hole 245 be rotationally connected with back shield, draws bearing area 246 in, launches bearing area 247 and locking screw holes 248, the second pivoted hole 245 is between locking screw holes 248 and the first pivoted hole 241, draw bearing area in and be positioned at the side of the second pivoted hole away from the first pivoted hole, launch bearing area and be positioned at the side of the second pivoted hole near the first pivoted hole; Each rear wheel assemblies comprises that rear wheel frame 222, rear torsion spring 223 and rotation with rear sleeve 221 are arranged on the rear wheel 224 on rear wheel frame; The front end of each rear sleeve is provided with the rear spacing double wedge 225 matched with spacing teeth groove after each; After rear sleeve was set in corresponding one, on traveller, rear torsion spring set was located on corresponding rear traveller, and within being positioned at rear sleeve; Back shield connects boss 231 after being provided with two, connect after each boss be provided with rear axis hole 232, along the load flange 233 of rear luggage carrier horizontal direction evagination and the spacing lockhole 234 matched with locking screw holes on attaching parts; After each, connection boss and a corresponding attaching parts are rotationally connected by the bearing pin 100 that passes rear axis hole and the second pivoted hole; A stop screw 25 is arranged in the locking screw holes of attaching parts, and, in the process of back and forth turn, stretches into or shift out corresponding spacing lockhole 234; The load flange along with rear connection boss in the process that the second pivoted hole rotates, can be connected to the gathering bearing area of attaching parts and launch on bearing area, and then driving attaching parts and rotate.
In should use-case coupling mechanism 3 comprise the left and right sides end that is arranged on front luggage carrier rear end two front pitmans 31 with screw 311, be fixedly installed on front pin joint connecting portion 32 on each front pitman diapire, be arranged on the having pitman 33 after two of lock hole 331, be fixedly installed on after each on pitman the rear pin joint connecting portion on diapire 34 of left and right sides end of rear luggage carrier front end, two lock screws 35 and two connecting link pins 36; Each front pin joint connecting portion and rear pin joint connecting portion are rotationally connected by a connecting link pin, when current luggage carrier upper surface and rear luggage carrier upper surface are in same plane, each screw 311 is 331 settings along horizontal direction over against a lock hole, each lock screw 35 is arranged in a corresponding screw 311, and, in the process of back and forth turn, stretch into or shift out corresponding lock hole 331; Described front vehicle frame assembly and rear chassis assembly can be superimposed after connecting link pin 36 rotates 180 degree.
In should use-case, an end that connects boss before front apron approaches be provided with the rotating junction 136 with pin-and-hole, and front apron is provided with two clamps 137 of protrusion away from an end of front connection boss; The bottom of pull bar and the rotating junction of front apron are rotationally connected, but the middle part clamping connection of pull bar is between two clamps.In concrete practice, also can be fixedly installed on pull bar on front apron.
While should use-case being in deployed condition, see that Fig. 6 is to shown in Figure 9, the upper surface of front luggage carrier and rear luggage carrier is in same plane, front luggage carrier and rear luggage carrier connect by coupling mechanism, and are screwed in screws 311 afterwards and extend into lock hole 331 by front luggage carrier and the locking of rear luggage carrier by lock screw 35.Now in the front vehicle frame assembly, front apron is perpendicular to front luggage carrier, front expansion bearing surface 131 on front limit gear platform is parallel to plane, front apron place, and be connected on the front end face of anterior cannula 121, simultaneously also make each front limit double wedge of anterior cannula rear end be embedded in corresponding front limit teeth groove, thereby the front limit teeth groove has the restriction rotating effect to anterior cannula, make now front vehicle wheel perpendicular to plane, front luggage carrier place, can roll to realize normally towing.In rear chassis assembly, back shield is perpendicular to plane, rear luggage carrier place, and the load flange 233 that connects afterwards boss is connected on the gathering bearing area 246 of attaching parts, and this draws bearing area under this state, can prevent that back shield from continuing to rotate forward; In addition, now the turn stop screw 25, make to extend in the corresponding rear spacing lockhole 234 connected on boss 231 after its locking screw holes that passes attaching parts 248, thereby back shield 23 and attaching parts are locked, prevent that effectively back shield from rotating backward under the extruding of goods; Rear expansion bearing surface 243 in each attaching parts is parallel to plane, back shield place, and be connected on the aft end face of corresponding rear sleeve, make each rear spacing double wedge of rear sleeve front end be embedded in rear spacing teeth groove, thereby rear spacing teeth groove has the restriction rotating effect to rear sleeve, make now rear wheel perpendicular to plane, rear luggage carrier place, can roll to realize normally towing.
The concrete structure that should use-case be in flat is shown in that Figure 10 is to shown in Figure 12, under deployed condition shown in Figure 6, turn stop screw 25, make it from the spacing lockhole 234 of rear connection boss 231, shifting out, external force promotes back shield and rotates backward around rear axis hole 232, until load flange 233 is connected on the expansion bearing area 247 of attaching parts, now the upper surface of back shield upper surface and rear luggage carrier is in same plane, under the position-limiting action of the expansion bearing area 247 of attaching parts, can prevent that back shield from continuing to rotate backward; This structure can also be used back shield as support board, effectively increase the loaded area of trailer.
The concrete structure that should use-case be in preliminary folded state is shown in that Figure 13 is to shown in Figure 16, under deployed condition shown in Figure 6, directly promote forward under external force back shield, due to the load flange 233 on back shield, be connected on the gathering bearing area 246 of attaching parts, thereby driving attaching parts rotates forward around the first pivoted hole 241, until draw afterwards bearing surface 242 in perpendicular to plane, rear luggage carrier place and be connected on the aft end face of rear sleeve, due to the distance of the central axis of the first pivoted hole and rear expansion bearing surface, be greater than the distance of this central axis and rear gathering bearing surface, make rear sleeve in the rotation process of attaching parts, can be under the elastic force effect of rear torsion spring 223, slippage certain distance backward, make rear spacing double wedge spacing teeth groove, shift out after corresponding, because rear spacing teeth groove no longer has the restriction rotating effect to rear sleeve, so rear sleeve can be under the twisting force of rear torsion spring, driving rear wheel frame 222 and rear wheel 224 turns an angle rear superimposed with rear luggage carrier.In addition, under deployed condition shown in Figure 6, external force promotes front apron backward, before driving, connecting boss 131 rotates backward around front-axle hole 132, until front gathering bearing surface 133 is connected on the front end face of anterior cannula, due to the distance of the central axis of front-axle hole and front expansion bearing surface, be greater than the distance of this central axis and front gathering bearing surface, so in the process that rotates backward of back shield, anterior cannula is the slippage certain distance forward, make the front limit double wedge from corresponding front limit teeth groove, shifting out, because the front limit teeth groove does not have the restriction rotating effect to anterior cannula, so anterior cannula can be under the twisting force of front torsion spring, driving front wheel carrier and front vehicle wheel turns an angle rear superimposed with front luggage carrier.
The concrete structure that should use-case be in complete folded state is shown in that Figure 17 is to shown in Figure 180, under preliminary folded state shown in Figure 13, turn lock screw 35 makes its end shift out lock hole 331, now front luggage carrier and rear luggage carrier can rotate around connecting link pin 36, and before after rotating 180 degree, making the basal surface of luggage carrier in abutting connection with the basal surface of rear luggage carrier; Now, turn lock screw 35 extend in lock hole 331 its end again, thereby, again by front luggage carrier and the locking of rear luggage carrier, makes both can oneself not separate.
In addition, should also have a characteristic by use-case, pulling down connecting link pin 36 afterwards (because in concrete practice exactly, can replace riveted joint pin in should use-case as connecting link pin with bolt assembly, its dismounting is all comparatively easy), front vehicle frame assembly and rear chassis assembly all can independently become the two-wheeled folding trailer; For the front vehicle frame assembly, pull bar continues as towing holding rod, and front luggage carrier continues as luggage carrier; But for rear chassis assembly, the roofbolt that closes on front luggage carrier in chassis assembly after being is as towing holding rod, and back shield is as support board.
Obviously, the above embodiment of the present invention is only for example of the present invention clearly is described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all embodiments.And these belong to apparent variation or the change that spirit of the present invention extended out and still are among protection scope of the present invention.
Claims (3)
1. the wired electrical equipment with fish-bone band, comprise the cable (1) be connected with wired electrical equipment body and be arranged on the fish-bone band (2) on cable, the elongated insertion part (4) that the fish-bone band comprises herringbone belt body (3) and is made into integration with belt body; Elongated insertion part is provided with the T shape lockhole (41) coordinated with the clamping of herringbone belt body, and the herringbone belt body forms a Zha Quan (5) after inserting T shape lockhole; It is characterized in that: on elongated insertion part, also be provided with the first bandage (42) with hole clipping (421) be made into integration with elongated insertion part and the second bandage (43) with spherical Ka Tai (431), after the first bandage and the second bandage clamping, be combined to form one with the elongated insertion part body and tie up circle (6); The described circle of tying up is tied up and is located on single cable, and described Zha Quan pricks and is located at after repeatedly folding by single cable on the pencil cable formed.
2. the wired electrical equipment with fish-bone band according to claim 1, it is characterized in that: elongated insertion part is provided with open-work (44), and the first bandage is positioned at the centre of this open-work while with the second bandage clamping, being connected.
3. the wired electrical equipment with fish-bone band according to claim 1, it is characterized in that: T shape lockhole is between open-work and belt body; Perhaps T shape lockhole is positioned at the side of open-work away from belt body.
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510860572.1A CN105539538A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly for combined foldable trailer |
| CN201510859472.7A CN105620528A (en) | 2013-08-27 | 2013-08-27 | Rear frame component provided with connecting mechanism and used for combined folding trailer |
| CN201510862718.6A CN106004939A (en) | 2013-08-27 | 2013-08-27 | Rear frame component provided with linkage mechanism and applied to combined folding trailer |
| CN201510862717.1A CN106004938A (en) | 2013-08-27 | 2013-08-27 | Rear frame component applied to combined folding trailer |
| CN201510867180.8A CN105480280A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly with coupling mechanism for combined type foldable trailer |
| CN201510866886.2A CN105480279A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly for combined type foldable trailer |
| CN201510861033.XA CN106428147A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly for combined type folding trailer |
| CN201310379144.8A CN103407470B (en) | 2013-08-27 | 2013-08-27 | For the Rear frame component of modular folding trailer |
| CN201510864146.5A CN106428149A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly with coupling mechanism for combined type folding trailer |
| CN201510864104.1A CN106428148A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly for combined type folding trailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310379144.8A CN103407470B (en) | 2013-08-27 | 2013-08-27 | For the Rear frame component of modular folding trailer |
Related Child Applications (9)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510861033.XA Division CN106428147A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly for combined type folding trailer |
| CN201510859472.7A Division CN105620528A (en) | 2013-08-27 | 2013-08-27 | Rear frame component provided with connecting mechanism and used for combined folding trailer |
| CN201510866886.2A Division CN105480279A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly for combined type foldable trailer |
| CN201510862718.6A Division CN106004939A (en) | 2013-08-27 | 2013-08-27 | Rear frame component provided with linkage mechanism and applied to combined folding trailer |
| CN201510860572.1A Division CN105539538A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly for combined foldable trailer |
| CN201510864104.1A Division CN106428148A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly for combined type folding trailer |
| CN201510864146.5A Division CN106428149A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly with coupling mechanism for combined type folding trailer |
| CN201510867180.8A Division CN105480280A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly with coupling mechanism for combined type foldable trailer |
| CN201510862717.1A Division CN106004938A (en) | 2013-08-27 | 2013-08-27 | Rear frame component applied to combined folding trailer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103407470A true CN103407470A (en) | 2013-11-27 |
| CN103407470B CN103407470B (en) | 2016-03-30 |
Family
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Family Applications (10)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510862718.6A Withdrawn CN106004939A (en) | 2013-08-27 | 2013-08-27 | Rear frame component provided with linkage mechanism and applied to combined folding trailer |
| CN201510864104.1A Withdrawn CN106428148A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly for combined type folding trailer |
| CN201510859472.7A Withdrawn CN105620528A (en) | 2013-08-27 | 2013-08-27 | Rear frame component provided with connecting mechanism and used for combined folding trailer |
| CN201510862717.1A Withdrawn CN106004938A (en) | 2013-08-27 | 2013-08-27 | Rear frame component applied to combined folding trailer |
| CN201510860572.1A Pending CN105539538A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly for combined foldable trailer |
| CN201510867180.8A Withdrawn CN105480280A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly with coupling mechanism for combined type foldable trailer |
| CN201510864146.5A Withdrawn CN106428149A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly with coupling mechanism for combined type folding trailer |
| CN201510866886.2A Pending CN105480279A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly for combined type foldable trailer |
| CN201310379144.8A Expired - Fee Related CN103407470B (en) | 2013-08-27 | 2013-08-27 | For the Rear frame component of modular folding trailer |
| CN201510861033.XA Withdrawn CN106428147A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly for combined type folding trailer |
Family Applications Before (8)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510862718.6A Withdrawn CN106004939A (en) | 2013-08-27 | 2013-08-27 | Rear frame component provided with linkage mechanism and applied to combined folding trailer |
| CN201510864104.1A Withdrawn CN106428148A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly for combined type folding trailer |
| CN201510859472.7A Withdrawn CN105620528A (en) | 2013-08-27 | 2013-08-27 | Rear frame component provided with connecting mechanism and used for combined folding trailer |
| CN201510862717.1A Withdrawn CN106004938A (en) | 2013-08-27 | 2013-08-27 | Rear frame component applied to combined folding trailer |
| CN201510860572.1A Pending CN105539538A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly for combined foldable trailer |
| CN201510867180.8A Withdrawn CN105480280A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly with coupling mechanism for combined type foldable trailer |
| CN201510864146.5A Withdrawn CN106428149A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly with coupling mechanism for combined type folding trailer |
| CN201510866886.2A Pending CN105480279A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly for combined type foldable trailer |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510861033.XA Withdrawn CN106428147A (en) | 2013-08-27 | 2013-08-27 | Rear frame assembly for combined type folding trailer |
Country Status (1)
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|---|---|
| CN (10) | CN106004939A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109795837A (en) * | 2018-12-10 | 2019-05-24 | 山东亚奥特乳业有限公司 | A kind of transmission equipment in dairy produce Refrigerated Transport |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108839678B (en) * | 2018-06-05 | 2021-07-20 | 安徽朗辰建筑工程有限公司 | Cement unloading dolly for construction |
| CN117366434B (en) * | 2023-12-08 | 2024-02-02 | 同圆设计集团股份有限公司 | Geographic information acquisition device for homeland space planning |
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- 2013-08-27 CN CN201510864104.1A patent/CN106428148A/en not_active Withdrawn
- 2013-08-27 CN CN201510859472.7A patent/CN105620528A/en not_active Withdrawn
- 2013-08-27 CN CN201510862717.1A patent/CN106004938A/en not_active Withdrawn
- 2013-08-27 CN CN201510860572.1A patent/CN105539538A/en active Pending
- 2013-08-27 CN CN201510867180.8A patent/CN105480280A/en not_active Withdrawn
- 2013-08-27 CN CN201510864146.5A patent/CN106428149A/en not_active Withdrawn
- 2013-08-27 CN CN201510866886.2A patent/CN105480279A/en active Pending
- 2013-08-27 CN CN201310379144.8A patent/CN103407470B/en not_active Expired - Fee Related
- 2013-08-27 CN CN201510861033.XA patent/CN106428147A/en not_active Withdrawn
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| DE10210448A1 (en) * | 2002-03-09 | 2003-09-18 | Hando Industry Co | Barrow for heavy goods has extended curved hand grip, lower frame with pivoted foot bar, and load carrier, with depression of foot bar causing barrow to tilt backwards for easy movement |
| CN201046713Y (en) * | 2007-04-26 | 2008-04-16 | 煜益实业股份有限公司 | Handle collapsible push-car structure |
| CN201362272Y (en) * | 2009-03-13 | 2009-12-16 | 简世坤 | Dual-purpose folding vehicle |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103407470B (en) | 2016-03-30 |
| CN106004939A (en) | 2016-10-12 |
| CN106004938A (en) | 2016-10-12 |
| CN105620528A (en) | 2016-06-01 |
| CN105480279A (en) | 2016-04-13 |
| CN106428149A (en) | 2017-02-22 |
| CN105539538A (en) | 2016-05-04 |
| CN106428147A (en) | 2017-02-22 |
| CN106428148A (en) | 2017-02-22 |
| CN105480280A (en) | 2016-04-13 |
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