Follow-up travel suitcase

Abstract

A follow-up traveling case comprises a case body, rotating wheels are arranged at the bottom of the case body, a pull rod capable of extending upwards is arranged in the middle of the front end of the case body, a left sliding block is arranged on the left side of the upper portion of the front end of the case body, a left sliding groove is formed in the left side of the upper portion of the rear end of the case body in the vertical direction, and a right sliding block is arranged on the right side of the upper portion of the front end of the case body. A right sliding groove is formed in the right side of the upper portion of the rear end of each box body in the vertical direction, the left sliding block of one box body can be inserted into the left sliding groove in the other box body and can slide along the left sliding groove, and meanwhile the right sliding block of the box body can be inserted into the right sliding groove in the other box body and can slide along the right sliding groove. The utility model aims to provide the follow-up travel suitcase which can enable one person to simultaneously drag a plurality of travel suitcases to walk, is good in stability when being dragged to walk, is labor-saving when being dragged to walk, and is very convenient to carry and use when a family goes out to travel.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of follow-up travel suitcase. BACKGROUND

[0002] When many people go out for travel, many articles need to be carried, since the space in the existing travel suitcase is limited, in the case of many people going out, generally, multiple travel suitcases are needed to carry various articles for travel. However, for the travel suitcase filled with articles, since its weight is large, if there are children, the elderly or women in the group going out, it is difficult for these people with poor physical strength to drag the heavy travel suitcase, therefore, it is necessary to develop a product that allows one person to easily drag multiple travel suitcases. SUMMARY

[0003] The utility model aims to provide a follow-up travel suitcase that allows one person to drag multiple travel suitcases and walk, has good stability when being dragged and walked, saves effort when being dragged and walked, and is very convenient for family travel.

[0004] The follow-up travel suitcase of the utility model includes a suitcase body, a rotating wheel is arranged at the bottom of the suitcase body, a pull rod that can be extended upward is arranged at the middle of the front end of the suitcase body, a left sliding block is arranged at the left side of the upper part of the front end of the suitcase body, a left sliding groove is arranged at the left side of the upper part of the rear end of the suitcase body along the vertical direction, a right sliding block is arranged at the right side of the upper part of the front end of the suitcase body, and a right sliding groove is arranged at the right side of the upper part of the rear end of the suitcase body along the vertical direction. The left sliding block of one suitcase body can be inserted into the left sliding groove of another suitcase body and can slide along the left sliding groove, and the right sliding block of the suitcase body can be inserted into the right sliding groove of the other suitcase body and can slide along the right sliding groove.

[0005] In the follow-up travel suitcase of the utility model, the left sliding block is a cylinder, the axis of the left sliding block is in the horizontal direction, the middle part of the left sliding block is connected to the outer end of a left swing rod, the inner end of the left swing rod is connected to the middle part of a left rotating pin shaft, the axis of the left rotating pin shaft is in the horizontal direction, the left rotating pin shaft is arranged in a left sunken hole, the left end of the left rotating pin shaft is connected to the left side wall in the left sunken hole, the right end of the left rotating pin shaft is connected to the right side wall in the left sunken hole, and the left sunken hole is arranged at the left side of the upper part of the front end of the suitcase body. When the left swing rod is in the vertical direction, the left sliding block and the left swing rod are in the left sunken hole.

[0006] The right slider is a cylinder, and the axis of the right slider is located in the left and right horizontal directions. The middle part of the right slider is installed and connected to the outer end of the right swing arm, and the inner end of the right swing arm is installed and connected to the middle part of the right turning pin shaft. The axis of the right turning pin shaft is located in the left and right horizontal directions. The right turning pin shaft is arranged in the right countersunk hole, and the left end of the right turning pin shaft is installed and connected to the left side wall in the right countersunk hole, and the right end of the right turning pin shaft is installed and connected to the right side wall in the right countersunk hole. The right countersunk hole is located on the left side of the upper front end of the box body. When the right swing arm is in the vertical direction, the right slider and the right swing arm are located in the right countersunk hole.

[0007] The utility model provides a travel case, wherein the left countersunk hole is a rectangular body, the inner wall of the left countersunk hole is provided with a steel plate, an aluminum alloy plate or an engineering plastic, the left end of the left-turn pin shaft is rotatably connected to the left side wall of the left countersunk hole, and the right end of the left-turn pin shaft is rotatably connected to the right side wall of the left countersunk hole;

[0008] The right countersunk hole is a rectangular body, and the inner wall of the right countersunk hole is provided with a steel plate, an aluminum alloy plate or an engineering plastic. The left end of the right-turn pin shaft can be rotatably installed and connected to the left side wall in the right countersunk hole, and the right end of the right-turn pin shaft can be rotatably installed and connected to the right side wall in the right countersunk hole.

[0009] The utility model provides a follow-up suitcase, wherein the cross-section of the left slide along the horizontal direction is rectangular, the inner wall of the left slide is provided with a steel plate or an aluminum alloy plate or an engineering plastic, the top of the left slide is provided with a left cover plate, the plate surface of the left cover plate is located in the vertical direction, the middle part of the plate surface of the left cover plate is provided with an elongated left through-slot along the vertical direction, the left through-slot extends upward and passes through the top end of the plate surface of the left cover plate, the width dimension of the left through-slot along the left and right horizontal directions is smaller than the width dimension of the left slider along the left and right horizontal directions, and the width dimension of the left through-slot along the left and right horizontal directions is larger than the width dimension of the left swing arm along the left and right horizontal directions;

[0010] The cross-section of the right slide groove along the horizontal direction is rectangular, and a steel plate, an aluminum alloy plate or engineering plastic is provided on the inner wall of the right slide groove. A right cover plate is provided on the top of the right slide groove, and the surface of the right cover plate is located in the vertical direction. A long right through groove is provided in the middle of the surface of the right cover plate along the vertical direction. The right through groove extends upward and passes through the top of the surface of the right cover plate. The width dimension of the right through groove along the left and right horizontal directions is smaller than the width dimension of the right slider along the left and right horizontal directions, and the width dimension of the right through groove along the left and right horizontal directions is larger than the width dimension of the right rocker arm along the left and right horizontal directions.

[0011] The utility model relates to a mobile suitcase, wherein the left cover plate and the right cover plate are made of steel.

[0012] When the travel bag of the present invention is in use, if one person needs to drag two travel bags at the same time, the pull rod of one of the travel bags can be pulled out, and the case of the travel bag can be placed in front, and the case of the other travel bag can be placed side by side close to the case of the front case, without pulling out the pull rod of the travel bag at the back. Then, the left slider of the travel bag at the back is inserted into the left slide groove of the travel bag at the front, and the right slider of the travel bag at the back is inserted into the right slide groove of the travel bag at the front, and then the two travel bags can be pulled into an inclined state by the pull rod. During this process, the left slider of the travel bag at the back will slide along the left slide groove of the travel bag at the front to an appropriate position, and at the same time, the right slider of the travel bag at the back will also slide along the right slide groove of the travel bag at the front to an appropriate position, and then the two travel bags can be pulled by the pull rod of the travel bag at the front to walk. By using a similar method, three, four, or more portable suitcases can be combined and pulled together. Therefore, the portable suitcase of the utility model has the characteristics of being able to allow one person to drag multiple suitcases while walking, and having good stability and labor saving when dragging, which is very convenient for families to carry and use when traveling.

[0013] The utility model follow-up suitcase is further described below with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a front view of the mobile suitcase of the present invention;

[0015] Figure 2 for Figure 1 Side view of

[0016] Figure 3 for Figure 1 A top view of

[0017] Figure 4 for Figure 1 Rear view;

[0018] Figure 5 This is a front view of the left and right sliders of the mobile suitcase of the present invention in a retracted state;

[0019] Figure 6 for Figure 5 Side view of

[0020] Figure 7 This is a structural schematic diagram of two mobile suitcases of the present invention in a state where the suitcase bodies are hooked together. DETAILED DESCRIPTION

[0021] like Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 、 Figure 6 and Figure 7 As shown, the mobile suitcase of the present invention includes a box body 1, a rotating wheel 2 is provided at the bottom of the box body 1, a pull rod 3 that can be extended upward is provided at the middle part of the front end of the box body 1, a left slider 4 is provided on the left side of the upper front end of the box body 1, a left slide groove 5 is provided along the left side of the upper rear end of the box body 1 in the vertical direction, a right slider 6 is provided on the right side of the upper front end of the box body 1, and a right slide groove 7 is provided along the right side of the upper rear end of the box body 1 in the vertical direction. The left slider 4 of one box body 1 can be inserted into the left slide groove 5 on the other box body 1 and can slide along the left slide groove 5, and at the same time, the right slider 6 of the box body 1 can be inserted into the right slide groove 7 on the other box body 1 and can slide along the right slide groove 7.

[0022] As a further improvement of the present invention, the above-mentioned left slider 4 is a cylinder, and the axis of the left slider 4 is located in the left and right horizontal directions. The middle part of the left slider 4 is installed and connected to the outer end of the left swing rod 8, and the inner end of the left swing rod 8 is installed and connected to the middle part of the left rotation pin 9. The axis of the left rotation pin 9 is located in the left and right horizontal directions. The left rotation pin 9 is arranged in the left countersunk hole 10, and the left end of the left rotation pin 9 is installed and connected to the left side wall in the left countersunk hole 10, and the right end of the left rotation pin 9 is installed and connected to the right side wall in the left countersunk hole 10. The left countersunk hole 10 is located on the left side of the upper front end of the box body 1. When the left swing rod 8 is in the vertical direction, the left slider 4 and the left swing rod 8 are located in the left countersunk hole 10; when in use, the left slider 4 can swing around the left rotation pin 9, allowing the left slider 4 to swing to the outside of the left countersunk hole 10, or stay in the left countersunk hole 10. When the left slider 4 is swung to the outside of the left countersunk hole 10, the left slider 4 can be inserted into the left slide groove 5 on another identical follow-up suitcase, so that two identical follow-up suitcases can be dragged by one person.

[0023] The right slider 6 is cylindrical, with its axis located in the horizontal direction. The middle portion of the right slider 6 is mounted and connected to the outer end of the right swing arm 11, and the inner end of the right swing arm 11 is mounted and connected to the middle portion of the right rotation pin 12. The axis of the right rotation pin 12 is located in the horizontal direction. The right rotation pin 12 is disposed in the right countersunk hole 13. The left end of the right rotation pin 12 is mounted and connected to the left wall of the right countersunk hole 13, and the right end of the right rotation pin 12 is mounted and connected to the right wall of the right countersunk hole 13. The right countersunk hole 13 is located on the left side of the upper front end of the housing 1. When the right swing arm 11 is in the vertical direction, the right slider 6 and the right swing arm 11 are located in the right countersunk hole 13. During use, the right slider 6 can swing around the right rotation pin 12, allowing the right slider 6 to swing out of the right countersunk hole 13 or remain in the right countersunk hole 13. When the right slider 6 is swung to the outside of the left countersunk hole 10, the right slider 6 can be inserted into the right slide groove 7 on another identical follow-up suitcase, so that two identical follow-up suitcases can be dragged by one person.

[0024] As a further improvement of the present invention, the left countersunk hole 10 is a rectangular body, and a steel plate, an aluminum alloy plate, or an engineering plastic is provided on the inner wall of the left countersunk hole 10. The left end of the left-turn pin 9 is rotatably connected to the left side wall of the left countersunk hole 10, and the right end of the left-turn pin 9 is rotatably connected to the right side wall of the left countersunk hole 10.

[0025] The right countersunk hole 13 is a rectangular body, and the inner wall of the right countersunk hole 13 is provided with a steel plate, an aluminum alloy plate or an engineering plastic. The left end of the right-turn pin shaft 12 can be rotatably installed and connected to the left side wall in the right countersunk hole 13, and the right end of the right-turn pin shaft 12 can be rotatably installed and connected to the right side wall in the right countersunk hole 13.

[0026] As a further improvement of the present invention, the cross-section of the left slide 5 along the horizontal direction is rectangular, the inner wall of the left slide 5 is provided with a steel plate or an aluminum alloy plate or engineering plastic, the top of the left slide 5 is provided with a left cover plate 14, the plate surface of the left cover plate 14 is located in the vertical direction, and the middle part of the plate surface of the left cover plate 14 is provided with a long left through groove 15 along the vertical direction. The left through groove 15 extends upward and passes through the top end of the plate surface of the left cover plate 14. The width dimension of the left through groove 15 along the left and right horizontal directions is smaller than the width dimension of the left slider 4 along the left and right horizontal directions, and the width dimension of the left through groove 15 along the left and right horizontal directions is larger than the width dimension of the left swing link 8 along the left and right horizontal directions;

[0027] The cross-section of the right slide groove 7 along the horizontal direction is rectangular, and a steel plate or an aluminum alloy plate or engineering plastic is provided on the inner wall of the right slide groove 7. A right cover plate 16 is provided on the top of the right slide groove 7. The plate surface of the right cover plate 16 is located in the vertical direction. A long right through groove 17 is provided in the middle of the plate surface of the right cover plate 16 along the vertical direction. The right through groove 17 extends upward and passes through the top end of the plate surface of the right cover plate 16. The width dimension of the right through groove 17 along the left and right horizontal directions is smaller than the width dimension of the right slider 6 along the left and right horizontal directions, and the width dimension of the right through groove 17 along the left and right horizontal directions is larger than the width dimension of the right rocker arm 11 along the left and right horizontal directions.

[0028] As a further improvement of the present invention, the left cover plate 14 and the right cover plate 16 are made of steel.

[0029] When the travel bag of the present invention is in use, if one person needs to drag two travel bags at the same time, the pull rod 3 of one of the travel bags can be pulled out, and the case 1 of the travel bag can be placed in front, and the case 1 of the other travel bag can be placed side by side close to the case 1 of the front case 1, and the pull rod 3 of the travel bag at the back does not need to be pulled out. Then, the left slider 4 of the travel bag at the back is inserted into the left slide groove 5 of the travel bag at the front, and then the right slider 6 of the travel bag at the back is inserted into the right slide groove 7 of the travel bag at the front, and then the two travel bags can be pulled into an inclined state by the pull rod 3. In this process, the left slider of the travel bag at the back can slide to an appropriate position along the left slide groove 5 of the travel bag at the front, and the right slider 6 of the travel bag at the back can also slide to an appropriate position along the right slide groove 7 of the travel bag at the front, and then the two travel bags can be pulled by the pull rod 3 of the travel bag at the front. By using a similar method, three, four, or more portable suitcases can be combined and pulled together. Therefore, the portable suitcase of the utility model has the characteristics of being able to allow one person to drag multiple suitcases while walking, and having good stability and labor saving when dragging, which is very convenient for families to carry and use when traveling.

Claims

1. A travel case comprising a case body (1), a rotating wheel (2) provided at the bottom of the case body (1), and a pull rod (3) extending upwardly provided at the middle of the front end of the case body (1), characterized in that: The left side of the upper front end of the box body (1) is provided with a left slider (4), the left side of the upper rear end of the box body (1) is provided with a left slide groove (5) along the vertical direction, the right side of the upper front end of the box body (1) is provided with a right slider (6), and the right side of the upper rear end of the box body (1) is provided with a right slide groove (7) along the vertical direction. The left slider (4) of one box body (1) can be inserted into the left slide groove (5) on the other box body (1) and can slide along the left slide groove (5), and at the same time, the right slider (6) of the box body (1) can be inserted into the right slide groove (7) on the other box body (1) and can slide along the right slide groove (7).

2. The portable suitcase according to claim 1, characterized in that: The left slider (4) is a cylinder, the axis of the left slider (4) is located in the horizontal direction, the middle part of the left slider (4) is connected to the outer end of the left swing rod (8), the inner end of the left swing rod (8) is connected to the middle part of the left rotation pin shaft (9), the axis of the left rotation pin shaft (9) is located in the horizontal direction, the left rotation pin shaft (9) is arranged in the left countersunk hole (10), the left end of the left rotation pin shaft (9) is connected to the left side wall of the left countersunk hole (10), and the right end of the left rotation pin shaft (9) is connected to the right side wall of the left countersunk hole (10), the left countersunk hole (10) is located on the left side of the upper front end of the box body (1), and when the left swing rod (8) is located in the vertical direction, the left slider (4) and the left swing rod (8) are located in the left countersunk hole (10); The right slider (6) is a cylinder, the axis of the right slider (6) is located in the left and right horizontal directions, the middle part of the right slider (6) is connected to the outer end of the right swing rod (11), the inner end of the right swing rod (11) is connected to the middle part of the right rotation pin shaft (12), the axis of the right rotation pin shaft (12) is located in the left and right horizontal directions, the right rotation pin shaft (12) is arranged in the right sink hole (13), the left end of the right rotation pin shaft (12) is connected to the left side wall in the right sink hole (13), the right end of the right rotation pin shaft (12) is connected to the right side wall in the right sink hole (13), the right sink hole (13) is located on the left side of the upper front end of the box body (1), and when the right swing rod (11) is located in the vertical direction, the right slider (6) and the right swing rod (11) are located in the right sink hole (13).

3. The portable suitcase according to claim 2, characterized in that: The left countersunk hole (10) is a rectangular body, and a steel plate, an aluminum alloy plate or an engineering plastic is provided on the inner wall of the left countersunk hole (10). The left end of the left-turn pin shaft (9) is rotatably connected to the left side wall of the left countersunk hole (10), and the right end of the left-turn pin shaft (9) is rotatably connected to the right side wall of the left countersunk hole (10). The right countersunk hole (13) is a rectangular body, and a steel plate, an aluminum alloy plate or an engineering plastic is provided on the inner wall of the right countersunk hole (13). The left end of the right-turn pin shaft (12) is rotatably connected to the left side wall in the right countersunk hole (13), and the right end of the right-turn pin shaft (12) is rotatably connected to the right side wall in the right countersunk hole (13).

4. The portable suitcase according to claim 3, characterized in that: The cross section of the left slide (5) along the horizontal direction is rectangular. A steel plate or an aluminum alloy plate or engineering plastic is provided on the inner wall of the left slide (5). A left cover plate (14) is provided on the top of the left slide (5). The plate surface of the left cover plate (14) is located in the vertical direction. A long left through groove (15) is provided in the middle of the plate surface of the left cover plate (14) along the vertical direction. The left through groove (15) extends upward and passes through the top of the plate surface of the left cover plate (14). The width dimension of the left through groove (15) along the left and right horizontal directions is smaller than the width dimension of the left slider (4) along the left and right horizontal directions. The width dimension of the left through groove (15) along the left and right horizontal directions is larger than the width dimension of the left swing arm (8) along the left and right horizontal directions. The cross section of the right slide groove (7) along the horizontal direction is rectangular. A steel plate or an aluminum alloy plate or engineering plastic is provided on the inner wall of the right slide groove (7). A right cover plate (16) is provided on the top of the right slide groove (7). The plate surface of the right cover plate (16) is located in the vertical direction. A long right through groove (17) is provided in the middle of the plate surface of the right cover plate (16) along the vertical direction. The right through groove (17) extends upward and passes through the top of the plate surface of the right cover plate (16). The width dimension of the right through groove (17) along the left and right horizontal directions is smaller than the width dimension of the right slider (6) along the left and right horizontal directions. The width dimension of the right through groove (17) along the left and right horizontal directions is larger than the width dimension of the right swing arm (11) along the left and right horizontal directions.

5. The portable suitcase according to claim 4, characterized in that: The left cover plate (14) and the right cover plate (16) are made of steel.

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