CN220777610U - Portable high strength PP draw-bar box - Google Patents
Portable high strength PP draw-bar box Download PDFInfo
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- CN220777610U CN220777610U CN202322720259.0U CN202322720259U CN220777610U CN 220777610 U CN220777610 U CN 220777610U CN 202322720259 U CN202322720259 U CN 202322720259U CN 220777610 U CN220777610 U CN 220777610U
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- limiting
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- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 125000006850 spacer group Chemical group 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of draw-bar boxes, in particular to a portable high-strength PP draw-bar box, which is characterized in that: the box comprises a box body, a box cover arranged on the front side of the box body, and a pull rod arranged on the rear side of the box body, wherein the bottom surface of the box body is upwards and backwards inclined to form an inclined surface, universal wheels are arranged at two corners of the front side of the bottom surface of the box body, two support rods are arranged on the rear side of the box body, the upper ends of the support rods are hinged with mounting seats, the mounting seats are fixedly arranged on the box body, the universal wheels are arranged at the lower ends of the support rods, connecting rods are arranged between the bottoms of the support rods and the moving blocks, the two ends of the connecting rods are respectively hinged with the support rods and the moving blocks, the moving blocks are movably connected with the moving seats through moving assemblies, the moving seats are fixedly arranged on the left side and the right side of the box body, and a limiting mechanism is arranged between each moving seat and each moving block. The utility model has simple integral structure and convenient use, can lead a user to save more effort and be more convenient when dragging the draw-bar box, and further improves the integral portability.
Description
Technical Field
The utility model relates to the technical field of draw-bar boxes, in particular to a portable high-strength PP draw-bar box.
Background
The existing high-strength PP draw-bar box is high in overall structural strength and convenient to use, can achieve the purpose of portability, is widely used, and can pull the draw bar on the draw-bar box through the universal wheels at the bottom of the draw-bar box when in use, so that the draw-bar box is convenient to walk, and the burden is greatly reduced, however, if more luggage or articles are carried in the draw-bar box, the whole draw-bar box is heavier, when the draw-bar box in an inclined state is dragged, arms apply forward acting force to the draw-bar box, and meanwhile downward acting force generated due to the gravity of the draw-bar box is overcome, so that people are more forceful and inconvenient to drag the draw-bar box, and the whole portability is relatively general, so that the draw-bar box needs to be further improved.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the portable high-strength PP draw-bar box which has a simple integral structure and is convenient to use, so that a user can more easily and conveniently save labor when dragging the draw-bar box, and the integral portability is further improved.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a portable high strength PP draw-bar box, the power distribution box comprises a box body, locate the case lid of box front side, locate the pull rod of box rear side, the box bottom surface upwards and backward incline to set up and be formed with the inclined plane, universal wheel is all installed in two angles departments of the front side of box bottom surface, the box rear side is equipped with two bracing pieces, the bracing piece upper end is articulated mutually with the mount pad, the mount pad is fixed to be located on the box, the universal wheel is installed to the bracing piece lower extreme, be equipped with the connecting rod between bracing piece bottom and the movable block, the both ends of connecting rod are articulated mutually with bracing piece and movable block respectively, the movable block is connected with the movable seat removal through moving the subassembly, the left and right sides of box is all fixed and is equipped with the movable seat, be equipped with stop gear between movable seat and the movable block, stop gear is used for playing spacing fixed action to the movable block and making the bracing piece steadily be in expansion position or folding position.
Further, two mounting grooves penetrating through the lower end of the box body and matched with the mounting seats are formed in the rear side surface of the box body, the mounting seats are arranged in the mounting grooves, supporting grooves penetrating through the lower end of the mounting seats and matched with the supporting rods are formed in one side surface of the mounting seats, and the supporting rods are detachably arranged in the supporting grooves.
Further, the left side surface and the right side surface of the box body are respectively provided with a fixed groove matched with the movable seat, and the movable seat is arranged in the fixed grooves.
Further, remove the subassembly and include gyro wheel and limiting plate, be equipped with in the removal seat to the open bar spout in one side surface, limiting plate fixed mounting is equipped with the bar notch on the limiting plate on the outside surface of removal seat and is used for sealing the bar spout, the width of bar notch is less than the external diameter of gyro wheel, the movable block is cylindric, the one end of movable block passes the bar notch and stretches into in the bar spout and installs rotatable gyro wheel, gyro wheel and bar spout looks adaptation and rolling fit between the two.
Further, stop gear includes spacer pin, fixed orifices, expansion spacing hole and folding spacing hole, is equipped with the fixed orifices that runs through its both ends in the movable block, and the bar spout both ends in the movable seat are equipped with expansion spacing hole and folding spacing hole respectively, and when the spacer pin inserts and locates in fixed orifices and the expansion spacing hole, the bracing piece is stable to be in expansion position, and when the spacer pin inserts and locates in fixed orifices and the folding spacing hole, the bracing piece is stable to be in folding position.
Further, a counter bore communicated with the fixed hole is arranged in one end, close to the movable seat, of the movable block, an annular protruding block matched with the counter bore is fixedly arranged on the outer surface of one end of the limiting pin, a compression spring positioned in the counter bore is sleeved on the limiting pin, one end of the compression spring is abutted to the annular protruding block, the other end of the compression spring is abutted to the inner bottom surface of the counter bore, and a pulling plate is fixedly arranged at the other end of the limiting pin.
Further, the inclination angle of the inclined surface is 30-45 degrees.
Further, a synchronizing rod is fixedly connected to the bottom between the two support rods.
Further, the upper end face and the right end face of the box body are fixedly provided with handles.
From the above description, the portable high-strength PP draw-bar box provided by the utility model has the advantages of simple integral structure, convenience in use and following beneficial effects: through the arrangement of the supporting rods, when the supporting rods are turned over and are positioned at the unfolding position, the supporting rods can well support the inclined box body, so that the whole weight of the box body is mainly applied to the supporting rods, when the pull rod box is pulled, the downward acting force generated by the weight of the pull rod box is not required to be overcome, and only one forward acting force is required to be applied to the pull rod box, the pull rod box can be pulled to walk, and therefore a user can easily and conveniently drag the pull rod box, and the whole portability is further improved; the inclined surface is arranged on the bottom surface of the box body, so that the rear side of the bottom surface of the box body cannot be contacted with the ground when the draw-bar box is inclined; through the cooperation of connecting rod and stop gear, effectively ensure that the bracing piece is stable to be in the expansion position, utilize the movable block to remove the subassembly through removing simultaneously and remove the seat and be connected, be convenient for better realization bracing piece in the quick switch between expansion position and folding position from this.
Drawings
Fig. 1 is a schematic perspective view of a portable high-strength PP draw-bar box in a folded state.
Fig. 2 is a schematic structural view of the moving assembly and the limiting mechanism.
Fig. 3 is an enlarged partial schematic view at a in fig. 2.
Fig. 4 is a schematic view of the internal structure of the moving block.
Fig. 5 is a schematic perspective view of the movable base.
Fig. 6 is a schematic perspective view of a limiting plate.
Fig. 7 is a schematic perspective view of the mounting base.
Fig. 8 is a schematic structural view of a portable high-strength PP draw-bar box in an unfolded state according to the present utility model.
In the figure: 11-a box body; 12-case cover; 13-a pull rod; 14-universal wheels; 15-a handle; 2-supporting rods; 3-mounting seats; 31-a supporting groove; 4-moving blocks; 5-connecting rods; 6-moving the assembly; 61-rolling wheels; 62-limiting plates; 621-bar-shaped notches; 7-a movable seat; 71-a bar-shaped chute; 8-a limiting mechanism; 81-limiting pins; 811-an annular bump; 82-fixing holes; 83-unfolding a limiting hole; 84-folding limiting holes; 85-counter bore; 86-compressing the spring; 87-pulling plates; 9-synchronizing bar.
Detailed Description
The utility model is further described below by means of specific embodiments.
As shown in fig. 1 to 8, the portable high-strength PP draw-bar box according to the present utility model includes a box body 11, a box cover 12 disposed at the front side of the box body 11, and a draw bar 13 disposed at the rear side of the box body 11, wherein the bottom surface of the box body 11 is disposed upward and backward in a slant manner, universal wheels 14 are mounted at two corners of the front side of the bottom surface of the box body 11, two support rods 2 are disposed at the rear side of the box body 11, the upper ends of the support rods 2 are hinged to mounting seats 3, the mounting seats 3 are fixedly disposed on the box body 11, the universal wheels 14 are mounted at the lower ends of the support rods 2, a connecting rod 5 is disposed between the bottom of the support rods 2 and the moving blocks 4, two ends of the connecting rod 5 are respectively hinged to the support rods 2 and the moving blocks 4, the moving blocks 4 are movably connected to the moving seats 7 through moving assemblies 6, the left and right sides of the box body 11 are fixedly provided with the moving seats 7, a limiting mechanism 8 is disposed between the moving seats 7 and the moving blocks 4, and the limiting mechanism 8 is disposed between the moving seats 8 and the moving blocks 4, and is used for stabilizing the expansion positions of the support rods 2.
Through the arrangement of the supporting rods 2, when the supporting rods 2 are turned over and are in the unfolding position, the supporting rods 2 can well support the inclined box body 11, so that the whole weight of the box body 11 is mainly applied to the supporting rods 2, when the draw-bar box is pulled, the draw-bar box can be pulled to walk by only applying a forward acting force to the draw-bar box without overcoming the downward acting force generated by the weight of the draw-bar box, and a user can more easily and conveniently save labor and further improve the whole portability when dragging the draw-bar box; by providing the inclined surface on the bottom surface of the box body 11, the rear side of the bottom surface of the box body 11 is not contacted with the ground when the trolley box is inclined; through the cooperation of connecting rod 5 with stop gear 8 is used, effectively ensures bracing piece 2 is stable to be in the expansion position, utilizes simultaneously movable block 4 is through moving subassembly 6 with move seat 7 and move and be connected, the realization that is convenient for better bracing piece 2 is in the quick switch between expansion position and folding position.
In addition, the rear side surface of the box 11 is provided with two mounting grooves penetrating through the lower end of the box and being matched with the mounting seat 3, the mounting seat 3 is arranged in the mounting groove, one side surface of the mounting seat 3 is provided with a supporting groove 31 penetrating through the lower end of the mounting seat and being matched with the supporting rod 2, and the supporting rod 2 is detachably arranged in the supporting groove 31, so that the whole structure is more compact.
In addition, the left and right side surfaces of the case 11 are provided with fixing grooves adapted to the movable seat 7, and the movable seat 7 is disposed in the fixing grooves, so that the overall structure is more compact.
Specifically, the moving assembly 6 includes a roller 61 and a limiting plate 62, a bar-shaped chute 71 that is open to a side surface is provided in the moving seat 7, the limiting plate 62 is fixedly mounted on an outer side surface of the moving seat 7 and is used for sealing the bar-shaped chute 71, a bar-shaped slot 621 is provided on the limiting plate 62, a width of the bar-shaped slot 621 is smaller than an outer diameter of the roller 61, the moving block 4 is cylindrical, one end of the moving block 4 passes through the bar-shaped slot 621 and extends into the bar-shaped chute 71 and is provided with the rotatable roller 61, and the roller 61 is matched with the bar-shaped chute 71 and is in rolling fit with the bar-shaped chute 71, so that the moving block 4 can be guided well, and stability and smoothness during the moving of the moving block 4 are effectively ensured.
Specifically, the limit mechanism 8 includes a limit pin 81, a fixing hole 82, an unfolding limit hole 83 and a folding limit hole 84, the fixing hole 82 penetrating through two ends of the movable block 4 is provided in the movable block 4, two ends of the bar-shaped chute 71 in the movable seat 7 are respectively provided with the unfolding limit hole 83 and the folding limit hole 84, when the limit pin 81 is inserted into the fixing hole 82 and the unfolding limit hole 83, the support rod 2 is stably located at the unfolding position, when the limit pin 81 is inserted into the fixing hole 82 and the folding limit hole 84, the support rod 2 is stably located at the folding position, in addition, a counter bore 85 communicated with the fixing hole 82 is provided in one end of the movable block 4 near the movable seat 7, an annular bump 811 matched with the counter bore 85 is fixedly provided on an outer surface of one end of the limit pin 81, the limiting pin 81 is sleeved with a compression spring 86 positioned in the counter bore 85, one end of the compression spring 86 is abutted against the annular bump 811, the other end is abutted against the inner bottom surface of the counter bore 85, and the other end of the limiting pin 81 is fixedly provided with a pull plate 87, so that when the supporting rod 2 needs to be switched from a folded position to an unfolded position in use, the limiting pin 81 is separated from the folded limiting hole 84 by pulling the pull plate 87 outwards, when the moving block 4 moves to one end of the unfolded limiting hole 83 of the moving seat 7, the supporting rod 2 is turned outwards to the unfolded position at the moment, the pull plate 87 is loosened, and the limiting pin 81 is inserted into the unfolded limiting hole 83 at the moment, so that the supporting rod 2 is stably positioned at the unfolded position, when the support rod 2 needs to be switched from the unfolding position to the folding position, the pull plate 87 can be pulled outwards, so that the limiting pin 81 is separated from the unfolding limiting hole 83, when the moving block 4 moves to one end of the folding limiting hole 84 of the moving seat 7, the support rod 2 is turned inwards to the folding position at the moment, and then the pull plate 87 is loosened, so that the limiting pin 81 is inserted into the folding limiting hole 84, and the support rod 2 is stably positioned at the folding position at the moment, so that the operation is simple, and the use is stable and reliable.
Preferably, the inclination angle of the inclined surface is 30-45 degrees.
In addition, a synchronizing rod 9 is fixedly connected to the bottom between the two support rods 2, so that synchronous overturning of the two support rods 2 is effectively ensured.
In addition, handles 15 are fixedly arranged on the upper end face and the right end face of the box body 11.
The foregoing is merely a few specific embodiments of the present utility model, but the design concept of the present utility model is not limited thereto, and any insubstantial modification of the present utility model by using the concept should be construed as infringement of the protection scope of the present utility model.
Claims (9)
1. The utility model provides a portable high strength PP draw-bar box, includes the box, locates the case lid of box front side, locate the pull rod of box rear side, its characterized in that: the box bottom surface upwards and backward incline to set up and be formed with the inclined plane, the universal wheel is all installed in two angle departments of front side of box bottom surface, the box rear side is equipped with two bracing pieces, the bracing piece upper end articulates mutually with the mount pad, the mount pad is fixed to be located on the box, the bracing piece lower extreme is installed the universal wheel, be equipped with the connecting rod between bracing piece bottom and the movable block, the both ends of connecting rod respectively with the bracing piece reaches the movable block articulates mutually, the movable block passes through the movable subassembly and removes to be connected with the movable seat, the left and right sides of box is all fixed to be equipped with the movable seat with be equipped with stop gear between the movable block, stop gear is used for right the movable block plays spacing fixed action and makes the bracing piece is stable in expansion position or folding position.
2. The portable high-strength PP draw-bar box of claim 1, wherein: the box is characterized in that two mounting grooves penetrating through the lower end of the box body and matched with the mounting seat are formed in the surface of the rear side of the box body, the mounting seat is arranged in the mounting groove, a supporting groove penetrating through the lower end of the mounting seat and matched with the supporting rod is formed in one side surface of the mounting seat, and the supporting rod is detachably arranged in the supporting groove.
3. The portable high-strength PP draw-bar box of claim 1, wherein: the left side surface and the right side surface of the box body are respectively provided with a fixed groove matched with the movable seat, and the movable seat is arranged in the fixed grooves.
4. The portable high-strength PP draw-bar box of claim 1, wherein: the movable assembly comprises a roller and a limiting plate, a strip-shaped sliding groove which is opened to one side surface is arranged in the movable seat, the limiting plate is fixedly arranged on the outer side surface of the movable seat and used for sealing the strip-shaped sliding groove, a strip-shaped notch is formed in the limiting plate, the width of the strip-shaped notch is smaller than the outer diameter of the roller, the movable block is cylindrical, one end of the movable block penetrates through the strip-shaped notch and stretches into the strip-shaped sliding groove and is provided with the rotatable roller, and the roller is matched with the strip-shaped sliding groove in a matched mode and in rolling fit with the strip-shaped sliding groove.
5. The portable high-strength PP draw-bar box of claim 4, wherein: the limiting mechanism comprises a limiting pin, a fixing hole, an unfolding limiting hole and a folding limiting hole, the fixing hole penetrating through two ends of the moving block is formed in the moving block, the unfolding limiting hole and the folding limiting hole are formed in two ends of the strip-shaped sliding groove in the moving seat respectively, the supporting rod is stably located at the unfolding position when the limiting pin is inserted into the fixing hole and the unfolding limiting hole, and the supporting rod is stably located at the folding position when the limiting pin is inserted into the fixing hole and the folding limiting hole.
6. The portable high-strength PP draw-bar box of claim 5, wherein: the movable block is internally provided with a counter bore communicated with the fixed hole at one end close to the movable seat, an annular convex block matched with the counter bore is fixedly arranged on the outer surface of one end of the limiting pin, a compression spring positioned in the counter bore is sleeved on the limiting pin, one end of the compression spring is abutted to the annular convex block, the other end of the compression spring is abutted to the inner bottom surface of the counter bore, and a pulling plate is fixedly arranged at the other end of the limiting pin.
7. The portable high-strength PP draw-bar box of claim 1, wherein: the inclination angle of the inclined surface is 30-45 degrees.
8. The portable high-strength PP draw-bar box of claim 1, wherein: and a synchronizing rod is fixedly connected to the bottom between the two supporting rods.
9. The portable high-strength PP draw-bar box of claim 1, wherein: the upper end face and the right end face of the box body are fixedly provided with handles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322720259.0U CN220777610U (en) | 2023-10-11 | 2023-10-11 | Portable high strength PP draw-bar box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322720259.0U CN220777610U (en) | 2023-10-11 | 2023-10-11 | Portable high strength PP draw-bar box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220777610U true CN220777610U (en) | 2024-04-16 |
Family
ID=90654643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322720259.0U Active CN220777610U (en) | 2023-10-11 | 2023-10-11 | Portable high strength PP draw-bar box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220777610U (en) |
-
2023
- 2023-10-11 CN CN202322720259.0U patent/CN220777610U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |