Suitcase with built-in power-assisted driving handle

Abstract

The utility model relates to the technical field of suitcase production, in particular to a suitcase with a built-in power-assisted driving handle, which comprises a suitcase and the like. A motor is arranged in the middle of the foot stool; an output shaft of the motor is connected with a gear set; the gear set is connected with a rotating shaft of the wheel; a pull rod is connected in the positioning shell in a sliding manner; one end of the pressing block extends into the handle and is fixedly connected with a transverse rod. The motor and the gear set work cooperatively, stable and continuous driving assistance is provided for the traveling case, a user does not need to overcome the gravity of the traveling case and ground friction force when pulling the traveling case, and traveling experience is remarkably improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to travel case production technical field especially relates to a travel case of built -in power -assisted drive handle. BACKGROUND

[0002] In the travel and travel scene, the travel case is the important tool that people carry luggage, and the travel case handle as the core operating part main function is to provide the holding point for the user, realizes the movement of the travel case through the pull handle, satisfies the demand of people load luggage transportation.

[0003] However, along with the increase of the weight of carrying luggage, the user needs to spend great physical strength to pull the box in the use process of the existing travel case, especially when carrying heavy objects or walking long distances, the hand burden is heavy, needs to continuously resist the gravity of the travel case and the ground friction, the arm bears the heavy burden, easily causes the user fatigue, even causes the muscle soreness, reduces the travel experience. Therefore, developing a travel case handle that can reduce the physical burden of the user becomes a problem to be solved in the technical field of travel case. SUMMARY

[0004] In order to overcome the defect that the existing travel case uses the force, the technical problem of the utility model is to provide a travel case with built-in power-assisted drive handle.

[0005] The technical implementation scheme of the utility model is: a travel case with built-in power-assisted drive handle, comprising a luggage case, a positioning shell is installed on one side of the luggage case, a foot stool is installed at the bottom end of the luggage case, wheels are rotatably connected to the four ends of the foot stool, a motor is installed in the middle of the foot stool, a gear set is connected to the output shaft of the motor, the gear set is connected with the rotating shaft of the wheel, a pull rod is slidably connected in the positioning shell, a handle is fixedly connected to the top end of the pull rod, a pressing block is arranged in the middle of the handle, the pressing block extends into the handle and is fixedly connected with a cross bar, the opposite ends of the cross bar are fixedly connected with connecting rods, the bottom end of the connecting rod is fixedly connected with a limiting rod, a limiting block is arranged in the pull rod, the limiting block is provided with an inclined slot, and the limiting rod is slidably connected with the limiting block through the inclined slot.

[0006] In a preferred embodiment of the utility model, a handprint is further arranged on the bottom end of the handle.

[0007] In a preferred embodiment of the utility model, a switch is further arranged on the bottom end of the handle close to the handprint, and the switch is electrically connected with the motor.

[0008] In a preferred embodiment of the utility model, a threaded rod and a supporting rod are further arranged, the threaded rod is fixedly connected between the two positioning shells, the supporting rod is rotatably connected to the threaded rod, and another wheel is arranged on the bottom end of the supporting rod.

[0009] In a preferred embodiment of the utility model, still include bolt, the position of threaded rod close to support rod is connected with bolt.

[0010] In a preferred embodiment of the utility model, still include boss, a plurality of positioning groove are seted up on positioning shell, the side close to positioning groove of limit block is fixedly connected with boss.

[0011] In a preferred embodiment of the utility model, still include guide block, the lower limit block is slidably connected with guide block, and guide block is fixedly connected with pull rod.

[0012] In a preferred embodiment of the utility model, still include first spring, the bottom of horizontal rod is provided with first spring, and the two ends of first spring are connected with horizontal rod and pull rod respectively.

[0013] In a preferred embodiment of the utility model, still include second spring, one end of second spring is fixedly connected with the side away from positioning groove of limit block, and the other end of second spring is fixedly connected with pull rod.

[0014] In a preferred embodiment of the utility model, still include convex rod, speed sensor, brake disc and brake, and the convex rod is installed between gear set and foot support, brake and speed sensor, and the brake disc is fixedly connected to the convex rod. Beneficial effects

[0015] 1, the utility model discloses a motor and gear set cooperate for providing stable and continuous driving power for travel case, when the user pulls, need not overcome the gravity of travel case and ground friction force all the time, not only effectively relieves the fatigue of user, reduces the occurrence of muscle soreness, can also make the user more easily complete travel, significantly improves the travel experience.

[0016] 2, the utility model discloses the pull rod height adjusting structure that the pressing block, inclined slot, boss and positioning groove constitute, the user only needs to press the pressing block lightly, can realize the free adjustment of pull rod height, and the adjustment process is stable, accurate, so that whether it is the adult of tall and big body, or the child or old person of small body shape, can quickly find the most comfortable holding position, greatly enhances the versatility and applicability of travel case. DRAWINGS

[0017] Figure 1 It is the three-dimensional structure schematic diagram of the utility model.

[0018] Figure 2 It is the three-dimensional structure schematic diagram of positioning shell, foot support and wheel of the utility model.

[0019] Figure 3 It is the sectional view of pull rod and handle of the utility model.

[0020] Figure 4The utility model discloses a press block, horizontal pole and the three-dimensional structure schematic diagram of connecting rod.

[0021] Figure 5 The utility model discloses a limiting rod, limiting block and the three-dimensional structure schematic diagram of second spring.

[0022] Figure 6 The utility model discloses a motor, gear set and the three-dimensional structure schematic diagram of brake.

[0023] The marks of various components in the drawing are as follows: 1 - luggage case, 2 - pull rod, 3 - handle, 301 - handprint, 302 - switch, 4 - positioning shell, 401 - positioning groove, 5 - support frame, 6 - threaded rod, 601 - bolt, 7 - support rod, 8 - press block, 9 - horizontal pole, 10 - connecting rod, 11 - first spring, 12 - limiting rod, 13 - limiting block, 1301 - inclined groove, 1302 - guide block, 14 - second spring, 15 - protruding block, 16 - motor, 17 - gear set, 18 - speed sensor, 19 - brake disc, 20 - brake, 21 - protruding rod, 22 - wheel. DETAILED DESCRIPTION

[0024] The utility model will be further described in detail below in combination with the drawings and specific embodiment, but not limit the protection scope and application scope of the utility model.

[0025] Embodiment: a built-in power-assisted drive handle's travel box, as Figures 1-6 Shown, including luggage case 1, the positioning shell 4 is installed to one side of luggage case 1, the support frame 5 is installed to the bottom end of luggage case 1, the wheel 22 is rotatably connected to four ends of support frame 5, the motor 16 is installed in the middle of support frame 5, the gear set 17 is connected to the output shaft of motor 16, the gear set 17 is connected with the pivot of wheel 22, the pull rod 2 is slidably connected in the positioning shell 4, the handle 3 is fixedly connected to the top end of pull rod 2, the press block 8 is arranged in the middle of handle 3, the press block 8 one end extends into handle 3 inside and is fixedly connected with horizontal pole 9, the opposite two ends of horizontal pole 9 are all fixedly connected with connecting rod 10, the bottom end of connecting rod 10 is fixedly connected with limiting rod 12, the limiting block 13 is arranged in the pull rod 2, the limiting block 13 is provided with inclined groove 1301, and the limiting rod 12 is slidably connected with limiting block 13 through inclined groove 1301.

[0026] As Figures 1-4 Shown, the bottom end of handle 3 is equipped with handprint 301, and the friction between hand and handle 3 is increased, to prevent slipping when holding.

[0027] As Figures 1-4 Shown, the bottom end of handle 3 is equipped with handprint 301, and the friction between hand and handle 3 is increased, to prevent slipping when holding.

[0028] As Figures 1-2As shown, the two positioning shells 4 are fixedly connected with threaded rods 6, threaded rods 6 are rotatably connected with support rods 7, support rods 7 are installed with another wheels 22 at the bottom, when pulling the suitcase, the rotatable support rods 7 make the wheels 22 ground, so that the support rods 7 and the wheels 22 support the suitcase, reduce the hand load.

[0029] As shown in the figure, Figures 1-2 The threaded rod 6 is threadedly connected with a bolt 601 near the position of the support rod 7, and the bolt 601 is used to fix the angle of the support rod 7.

[0030] As shown in the figure, Figures 1-5 The positioning shell 4 is provided with a plurality of positioning grooves 401, and the limiting block 13 is fixedly connected with a protrusion 15 on the side close to the positioning groove 401, and the height of the pull rod 2 is positioned by the cooperation of the protrusion 15 and the positioning groove 401.

[0031] As shown in the figure, Figure 5 The limiting block 13 is slidably connected with a guide block 1302 below, and the guide block 1302 is fixedly connected with the pull rod 2, and the guide block 1302 provides guidance for the sliding of the limiting block 13.

[0032] As shown in the figure, Figures 3-4 The bottom end of the cross rod 9 is provided with a first spring 11, and the two ends of the first spring 11 are connected with the cross rod 9 and the pull rod 2 respectively, and the first spring 11 resets the pressing block 8 by relying on its own characteristics.

[0033] As shown in the figure, Figure 5 The limiting block 13 is fixedly connected with one end of a second spring 14 on the side away from the positioning groove 401, and the other end of the second spring 14 is fixedly connected with the pull rod 2, and the second spring 14 is used to resist the limiting block 13 to prevent the protrusion 15 from disengaging from the positioning groove 401.

[0034] As shown in the figure, Figure 6 The gear set 17 is installed between the foot support 5 and the protruding rod 21, the brake 20, the speed sensor 18, and the brake disc 19 is fixedly connected with the protruding rod 21, when the wheels 22 suddenly accelerate due to downhill and other situations, the speed sensor 18 detects the signal and sends it to the brake 20, and the brake 20 realizes deceleration by friction with the brake disc 19.

[0035] After the user puts the luggage into the luggage case 1, holds the handle 3, embeds the hand into the handprint 301, prevents slipping, and presses the pressing block 8 with the thumb, the pressing block 8 drives the crossbar 9 to move downwards, the first spring 11 is compressed, the crossbar 9 drives the connecting rod 10 and the limiting rod 12 to move downwards, due to the limiting effect of the inclined groove 1301, the limiting rod 12 extrudes the limiting block 13 to move away from the positioning groove 401 when moving downwards, the second spring 14 is compressed, the protruding block 15 is separated from the positioning groove 401, so that the pull rod 2 can freely slide in the positioning shell 4, after the pull rod 2 is pulled to a suitable height, the pressing block 8 is loosened, due to the characteristics of the spring, the first spring 11 exerts an upward thrust on the pressing block 8, so that the pressing block 8 moves upwards, and then the crossbar 9, the connecting rod 10 and the limiting rod 12 move upwards, the limiting rod 12 extrudes the limiting block 13 to move close to the positioning groove 401, so as to clamp the protruding block 15 into the positioning groove 401, and the second spring 14 is reset, preventing the protruding block 15 from being separated from the positioning groove 401.

[0036] When the travel case 1 is pulled, due to the inclination of the travel case 1, part of the gravity is supported by the hands of the user, at this time, the rotatable supporting rod 7 can be rotated, so that the bottom wheel 22 of the supporting rod 7 is in contact with the ground to support the travel case 1, and then the bolt 601 is tightened to fix the angle of the supporting rod 7, the user can also open the switch 302 beside the handprint 301, the motor 16 is started, the output shaft of the motor 16 drives the gear set 17 to drive the wheel 22 to move forward, when the wheel 22 suddenly accelerates due to sudden situations such as downhill, the convex rod 21 fixedly connected with the gear set 17 cuts the magnetic induction line at high speed, and when the speed sensor 18 detects the signal, the signal is sent to the brake 20, the brake 20 clamps and rubs the brake disc 19, so as to realize speed reduction.

[0037] It should be understood that the above description is only for exemplary purposes and does not mean to limit the present application. Those skilled in the art will understand that the variations of the present application will be included in the scope of the claims herein.

Claims

1. A travel suitcase with built-in power-assisted handle, comprising a luggage case (1), a positioning shell (4) is mounted on one side of the luggage case (1), a foot stand (5) is mounted at the bottom end of the luggage case (1), and a wheel (22) is rotationally connected to the foot stand (5), characterized in that, The foot stool (5) is provided with a motor (16) in the middle, the output shaft of the motor (16) is connected with a gear set (17), the gear set (17) is connected with the rotating shaft of the wheel (22), the positioning shell (4) is slidably connected with a pull rod (2), the top end of the pull rod (2) is fixedly connected with a handle (3), the handle (3) is provided with a pressing block (8) in the middle, one end of the pressing block (8) extends into the handle (3) and is fixedly connected with a cross rod (9), the opposite ends of the cross rod (9) are fixedly connected with connecting rods (10), the bottom end of the connecting rod (10) is fixedly connected with a limiting rod (12), the inside of the pull rod (2) is provided with a limiting block (13), the limiting block (13) is provided with an inclined slot (1301), and the limiting rod (12) is slidably connected with the limiting block (13) through the inclined slot (1301).

2. The wheeled luggage case of claim 1 wherein, It also includes a handprint (301), and the bottom end of the handle (3) is provided with a handprint (301).

3. A wheeled luggage case incorporating a power assisted handle according to claim 2, wherein, It also includes a switch (302), and the bottom end of the handle (3) is provided with a switch (302) near the handprint (301), and the switch (302) is electrically connected with the motor (16).

4. The wheeled luggage case of claim 3 wherein, It also includes a threaded rod (6) and a supporting rod (7), and the threaded rod (6) is fixedly connected between the two positioning shells (4), the supporting rod (7) is rotatably connected with the threaded rod (6), and the other wheel (22) is installed at the bottom end of the supporting rod (7).

5. A wheeled luggage case incorporating a power assisted handle according to claim 4, wherein, It also includes a bolt (601), and the threaded rod (6) is threadedly connected with the bolt (601) near the supporting rod (7).

6. A wheeled luggage case incorporating a power assisted handle according to claim 5, wherein, It also includes a protruding block (15), and a plurality of positioning grooves (401) are formed in the positioning shell (4), and the limiting block (13) is fixedly connected with a protruding block (15) on the side close to the positioning groove (401).

7. A wheeled luggage case incorporating a power assisted handle according to claim 6, wherein, It also includes a guide block (1302), and the guide block (1302) is slidably connected below the limiting block (13) and is fixedly connected with the pull rod (2).

8. A wheeled luggage case incorporating a power assisted handle according to claim 7, wherein, It also includes a first spring (11), and the bottom end of the cross rod (9) is provided with a first spring (11), and the two ends of the first spring (11) are connected with the cross rod (9) and the pull rod (2) respectively.

9. A wheeled luggage case incorporating a power assisted handle according to claim 8, wherein, It also includes a second spring (14), and one end of the second spring (14) is fixedly connected with the limiting block (13) away from the positioning groove (401), and the other end of the second spring (14) is fixedly connected with the pull rod (2).

10. The wheeled luggage case of claim 9, wherein, It also includes a protruding rod (21), a speed sensor (18), a brake disc (19) and a brake (20), and the protruding rod (21) is installed between the gear set (17) and the foot stool (5), the brake (20) and the speed sensor (18), and the brake disc (19) is fixedly connected with the protruding rod (21).

Images