阅读说明：本技术 一种手摇升降自行车行李架的动力装置 (Power device of hand-operated lifting bicycle luggage rack ) 是由 边金城 丁林锋 于 2020-07-03 设计创作，主要内容包括：本发明提供一种手摇升降自行车行李架的动力装置,包括车架本体,所述车架本体的后端对称安装有连接管,所述连接管的后端安装有移动管,所述连接管与移动管之间套接有连接件,所述移动管的外侧位于连接件的下方活动安装有传动装置,所述传动装置包括蜗杆、与蜗杆啮合的齿轮、移动管内表面的齿条,所述齿轮的上端连接有旋转轴,所述旋转轴的外侧齿条的表面活动安装有螺纹柱,所述蜗杆的后端设置有传动杆,且蜗杆的前端安装有驱动装置。本发明所述的一种手摇升降自行车行李架的动力装置,可以将车架本体提升,不用人工搬运,比较省力,且防止搬运过程中发生意外,使用比较安全。(The invention provides a power device of a hand-operated lifting bicycle luggage rack, which comprises a bicycle frame body, wherein connecting pipes are symmetrically arranged at the rear end of the bicycle frame body, a moving pipe is arranged at the rear end of each connecting pipe, a connecting piece is sleeved between each connecting pipe and each moving pipe, a transmission device is movably arranged on the outer side of each moving pipe below the corresponding connecting piece and comprises a worm, a gear meshed with the worm and a rack on the inner surface of the corresponding moving pipe, the upper end of the gear is connected with a rotating shaft, a threaded column is movably arranged on the surface of the rack on the outer side of the rotating shaft, a transmission rod is arranged at the rear end of the worm, and a driving device is arranged at the front end. The power device of the hand-operated lifting bicycle luggage rack can lift the bicycle frame body, does not need manual carrying, is labor-saving, prevents accidents in the carrying process, and is safe to use.)

1. The utility model provides a power device of hand lift bicycle luggage rack, includes frame body (1), its characterized in that: connecting pipe (2) are symmetrically installed to the rear end of frame body (1), removal pipe (3) are installed to the rear end of connecting pipe (2), connecting piece (4) have been cup jointed between connecting pipe (2) and removal pipe (3), the below movable mounting that the outside that removes pipe (3) is located connecting piece (4) has transmission (6), transmission (6) include worm (61), with gear (62) of worm (61) meshing, rack (66) of removal pipe (3) internal surface, the upper end of gear (62) is connected with rotation axis (63), the surface movable mounting of the outside rack (66) of rotation axis (63) has screw thread post (64), the rear end of worm (61) is provided with transfer line (69), and drive arrangement (7) are installed to the front end of worm (61), drive arrangement (7) include interior four corners (71), The four-corner fixing rod (73) is clamped with the inner four-corner circular tube (71), and the front end of the inner four-corner circular tube (71) is provided with a handle (72).

2. The power device of claim 1, wherein the power device comprises: connecting piece (4) are including big installation code (41), little installation code (42) are installed to the front end of big installation code (41), be provided with hasp (44) between big installation code (41) and little installation code (42), connecting pipe (2) slide run through in little installation code (42), and remove pipe (3) and slide and run through in big installation code (41), fixed slot (43) is connected to the rear end one end of big installation code (41), fixed slot (43) are installed on the automobile body surface through to wearing the screw.

3. The power device of claim 1, wherein the power device comprises: spout (46) have been seted up on the surface of removal pipe (3), slider (45) are installed to the inboard of rear end spout (46) of connecting pipe (2), the tangent plane of slider (45) is the T shape, and the size looks adaptation of slider (45) and spout (46), fluting (47) have all been seted up under big installing code (41), the relative surperficial slider (45) of little installing code (42).

4. The power device of claim 2, wherein the power device comprises: the lock catch (44) comprises a base (441), a clamping sleeve (445) and a pressing plate (442) rotatably mounted on the base (441), the clamping sleeve (445) is fixed on the surface of a small installation code (42) through screws, the base (441) is welded on the surface of a large installation code (41), a connecting rotating shaft (443) is mounted between the pressing plate (442) and the base (441), the pressing plate (442) is rotatably connected with the base (441) through the connecting rotating shaft (443), a locking ring (444) is arranged on the outer side of the clamping sleeve (445) at one end of the pressing plate (442), the front end of the locking ring (444) is clamped on the surface of the clamping sleeve (445), and the rear end of the locking ring (444) is rotatably connected with the pressing plate (442).

5. The power device of claim 1, wherein the power device comprises: the rotating shaft (63) is fixedly connected with the gear (62), the outer surface of the threaded column (64) is rotatably connected with the surface of the rack (66), the transmission rod (69) is welded at the rear end of the worm (61), and the moving pipe (3) is slidably connected with the threaded column (64) through the rack (66).

6. The power device of claim 1, wherein the power device comprises: the outside joint of worm (61), screw post (64) has first shell (67), second shell (68), transfer line (69) runs through in the inside of first shell (67), second shell (68), sealed lid (65) have been inlayed in the outside of top gear (62) of first shell (67), second shell (68) junction, be sliding connection between removal pipe (3) and first shell (67), second shell (68), pass through the fix with screw between first shell (67), the second shell (68), and second shell (68) are installed on the automobile body surface through to wearing the screw, the front end movable mounting of first shell (67) has the locking knob, and the rear end of locking knob runs through first shell (67) and the surface swing joint who removes pipe (3).

7. The power device of claim 1, wherein the power device comprises: the four-corner fixing rod (73) is fixed at the front end of the worm (61), the size of the four-corner fixing rod (73) is matched with the size of the inner surface of the inner four-corner circular tube (71), and the outer surface of the four-corner fixing rod (73) is movably connected with the inner surface of the inner four-corner circular tube (71).

8. The power device of claim 1, wherein the power device comprises: reinforcing mechanism (5) are installed at the top of connecting pipe (2), removal pipe (3), reinforcing mechanism (5) are including fixed cover (51), the quantity of fixed cover (51) is two, fixed cover (51) cup joint at connecting pipe (2), the top of removal pipe (3), the rear end corner welding of fixed cover (51) has connecting plate (52), connecting plate (52) are L shape, connecting plate (52) are the aluminium material.

Technical Field

The invention relates to the technical field of bicycle luggage racks, in particular to a power device for a hand-operated lifting bicycle luggage rack.

Background

The luggage carrier of bicycle is a support frame or part which is installed on the rear part of the bicycle body and is used for safely and conveniently fixing luggage, and is generally used on two-compartment type station wagons, SUVs, MPVs and other vehicle types.

The existing bicycle luggage rack is usually installed at a fixed installation point and can only be arranged at a fixed height which is a certain distance away from the ground. The bicycle luggage rack cannot move up and down, a user usually needs to lift the bicycle to a corresponding height to fix the bicycle when the user wants to place the bicycle on the bicycle luggage rack, time and labor are wasted, certain risks exist, and the user can face an embarrassing situation that the user cannot place the bicycle on the bicycle rack because the user does not move the bicycle when the bicycle luggage rack is used by women.

Disclosure of Invention

The invention aims to provide a power device for a hand-operated lifting bicycle luggage rack, which can lift a bicycle frame body, does not need manual carrying, is labor-saving, prevents accidents in the carrying process and is safe to use.

The embodiment of the invention is realized by the following steps:

the embodiment of the invention provides a power device of a hand-operated lifting bicycle luggage rack, which comprises a bicycle frame body, wherein connecting pipes are symmetrically arranged at the rear end of the bicycle frame body, a moving pipe is arranged at the rear end of each connecting pipe, a connecting piece is sleeved between each connecting pipe and the corresponding moving pipe, a transmission device is movably arranged on the outer side of each moving pipe below the corresponding connecting piece and comprises a worm, a gear meshed with the worm and a rack on the inner surface of the corresponding moving pipe, the upper end of each gear is connected with a rotating shaft, a threaded column is movably arranged on the surface of the rack on the outer side of the rotating shaft, a transmission rod is arranged at the rear end of each worm, a driving device is arranged at the front end of each worm, each driving device comprises an inner four-corner circular pipe and four fixing rods clamped with the inner four-corner.

Optionally, the connecting piece includes big installation code, little installation code is installed to the front end of big installation code, be provided with the hasp between big installation code and the little installation code, the connecting pipe slides and runs through in little installation code, and removes the pipe and slide and run through in big installation code, the fixed slot is connected to the rear end one end of big installation code, the fixed slot is through wearing the screw installation on the automobile body surface.

Optionally, a sliding groove is formed in the surface of the moving pipe, a sliding block is installed on the inner side of the sliding groove in the rear end of the connecting pipe, the section of the sliding block is T-shaped, the sliding block is matched with the sliding groove in size, and grooves are formed right below the sliding block on the surface where the large installation codes and the small installation codes are opposite.

Optionally, the hasp includes base, cutting ferrule, rotates the press plate of installing on the base, the cutting ferrule passes through the fix with screw on the surface of little installation sign indicating number, and the base welding is on the surface of big installation sign indicating number, install between press plate and the base and be connected the pivot, press plate rotates with the base through connecting the pivot and be connected, the outside of the one end cutting ferrule of press plate is provided with the deadlock ring, the front end joint of deadlock ring is on the surface of cutting ferrule, and the rear end of deadlock ring rotates with the press plate and is connected.

Optionally, the rotating shaft is fixedly connected with the gear, the outer surface of the threaded column is rotatably connected with the surface of the rack, the transmission rod is welded at the rear end of the worm, and the movable pipe is slidably connected with the threaded column through the rack.

Optionally, the outside joint of worm, screw thread post has first shell, second shell, the transfer line runs through in the inside of first shell, second shell, sealed lid has been inlayed in the outside of the top gear of first shell, second shell junction, it is sliding connection to remove between pipe and first shell, the second shell, through the screw fixation between first shell, the second shell, and the second shell is through wearing the screw to install on the automobile body surface, the front end movable mounting of first shell has the locking knob, and the rear end of locking knob runs through the surface swing joint of first shell with the removal pipe.

Optionally, the four-corner fixing rod is fixed at the front end of the worm, the size of the four-corner fixing rod is matched with the size of the inner surface of the inner four-corner circular tube, and the outer surface of the four-corner fixing rod is movably connected with the inner surface of the inner four-corner circular tube.

Optionally, reinforcing mechanism is installed at the top of connecting pipe, removal pipe, reinforcing mechanism is including fixed cover, the quantity of fixed cover is two, fixed cover cup joints at the top of connecting pipe, removal pipe, the welding of the rear end corner of fixed cover has the connecting plate, the connecting plate is the L shape, the connecting plate is the aluminium material.

The embodiment of the invention has the beneficial effects that: the embodiment of the invention provides a power device of a hand-operated lifting bicycle luggage rack, a connecting pipe and a moving pipe are fixed through a connecting piece, an inner four-corner round pipe is inserted at the outer side of a four-corner fixing rod, the four-corner fixing rod is rotated by a handle to drive a worm to rotate, the worm can drive a gear, a rotating shaft and a threaded column to rotate under the action of friction force, the threaded column rubs with a rack to move up and down in the rotating process and can drive the moving pipe to slide, the connecting pipe and the moving pipe are fixed through the connecting piece, the aim of driving the connecting pipe and a bicycle frame body to move can be achieved, the bicycle frame body can be lifted without manual carrying, labor is saved, accidents in the carrying process are prevented, the use is safer, in addition, the inner four-corner round pipe can be directly pulled out for dismounting after use, the occupied space is, the using effect is better compared with the traditional mode.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of the overall structure of a power device for a hand-operated lifting bicycle luggage rack of the present invention;

FIG. 2 is a schematic structural diagram of a connecting member of a power device for a hand-operated lifting bicycle luggage rack according to the present invention;

FIG. 3 is a schematic view of the lock catch of the hand-operated lifting/lowering luggage rack of the bicycle of the present invention;

FIG. 4 is an exploded view of the transmission of a hand lifting bicycle carrier of the present invention;

FIG. 5 is an exploded view of the power unit of the hand lifting bicycle luggage rack of the present invention;

FIG. 6 is an enlarged view of a portion of the reinforcing mechanism of the hand lifting bicycle luggage rack of the present invention.

Icon: 1. a frame body; 2. a connecting pipe; 3. moving the tube; 4. a connecting member; 41. A large installation code; 42. a small installation code; 43. fixing grooves; 44. locking; 441. a base; 442. a pressing plate; 443. connecting the rotating shaft; 444. locking a dead ring; 445. a card sleeve; 45. a slider; 46. a chute; 47. grooving; 5. a reinforcement mechanism; 51. fixing a sleeve; 52. a connecting plate; 6. a transmission device; 61. a worm; 62. a gear; 63. a rotating shaft; 64. a threaded post; 65. a sealing cover; 66. a rack; 67. a first housing; 68. A second housing; 69. a transmission rod; 7. a drive device; 71. an inner four-corner circular tube; 72. A handle; 73. the four corners are fixed with rods.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in when used, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment of the invention provides a power device of a hand-operated lifting bicycle luggage rack, which comprises a bicycle frame body 1, wherein connecting pipes 2 are symmetrically arranged at the rear end of the bicycle frame body 1, a moving pipe 3 is arranged at the rear end of the connecting pipes 2, a connecting piece 4 is sleeved between the connecting pipes 2 and the moving pipe 3, a transmission device 6 is movably arranged on the outer side of the moving pipe 3 and below the connecting piece 4, the transmission device 6 comprises a worm 61, a gear 62 meshed with the worm 61 and a rack 66 on the inner surface of the moving pipe 3, the upper end of the gear 62 is connected with a rotating shaft 63, a threaded column 64 is movably arranged on the surface of the rack 66 on the outer side of the rotating shaft 63, a transmission rod 69 is arranged at the rear end, and the front end of the worm 61 is provided with a driving device 7, the driving device 7 comprises an inner four-corner circular tube 71 and a four-corner fixing rod 73 clamped with the inner four-corner circular tube 71, and the front end of the inner four-corner circular tube 71 is provided with a handle 72.

As shown in fig. 1, the connecting pipe 2 and the moving pipe 3 are fixed by the connecting piece 4, the connecting piece 4 and the transmission device 6 are mounted on the vehicle body by the opposite penetrating screws, the transmission device 6 is rotated by the driving device 7 to drive the moving pipe 3 to move up and down, and then the vehicle frame body 1 can be lifted or lowered.

In this embodiment, as shown in fig. 2, the connecting member 4 includes a large installation code 41, a small installation code 42 is installed at the front end of the large installation code 41, a lock catch 44 is arranged between the large installation code 41 and the small installation code 42, the connecting pipe 2 slides to run through the small installation code 42, the moving pipe 3 slides to run through the large installation code 41, a fixing groove 43 is connected to one end of the rear end of the large installation code 41, and the fixing groove 43 is installed on the surface of the vehicle body through a through screw.

The surface of the moving pipe 3 is provided with a sliding groove 46, the inner side of the sliding groove 46 at the rear end of the connecting pipe 2 is provided with a sliding block 45, the section of the sliding block 45 is T-shaped, the sliding block 45 is matched with the sliding groove 46 in size, and a groove 47 is formed right below the sliding block 45 on the surface opposite to the large installation code 41 and the small installation code 42.

As shown in fig. 2, the connecting pipe 2 and the moving pipe 3 are respectively inserted into the small mounting block 42 and the large mounting block 41, the slider 45 can pass through the large mounting block 41 and the small mounting block 42 through the slot 47, the rear end of the slider 45 can be clamped on the surface of the moving pipe 3 through the chute 46, the slider 45 can be fixed between the connecting pipe 2 and the moving pipe 3, the connecting pipe 2 and the moving pipe 3 can be connected into a whole, and the connecting pipe 2 can move up and down along with the moving pipe 3.

In this embodiment, as shown in fig. 3, the locking buckle 44 includes a base 441, a sleeve 445, and a pressing plate 442 rotatably mounted on the base 441, the sleeve 445 is fixed on the surface of the small mounting code 42 by screws, the base 441 is welded on the surface of the large mounting code 41, a connecting rotation shaft 443 is mounted between the pressing plate 442 and the base 441, the pressing plate 442 is rotatably connected to the base 441 by the connecting rotation shaft 443, a locking ring 444 is disposed outside the sleeve 445 at one end of the pressing plate 442, the front end of the locking ring 444 is clamped on the surface of the sleeve 445, and the rear end of the locking ring 444 is rotatably connected to the pressing plate 442.

As shown in fig. 3, the pressing plate 442 is turned over by the connecting rotation shaft 443, so that the locking ring 444 is moved forward and clamped on the surface of the ferrule 445, and then the pressing plate 442 is pressed to be attached to the surface of the base 441, so that the locking ring 444 and the ferrule 445 can be tightened and fixed, the small mounting bar 42 can be fixed to the front end of the large mounting bar 41, and the connecting pipe 2 and the moving pipe 3 can be reinforced.

In this embodiment, as shown in fig. 4, the rotating shaft 63 is fixedly connected to the gear 62, the outer surface of the threaded post 64 is rotatably connected to the surface of the rack 66, the transmission rod 69 is welded to the rear end of the worm 61, and the movable tube 3 is slidably connected to the threaded post 64 through the rack 66.

The worm 61, the outside joint of screw post 64 has first shell 67, second shell 68, transfer line 69 runs through the inside of first shell 67, second shell 68, sealed lid 65 has been inlayed to the outside of the top gear 62 of first shell 67, second shell 68 junction, be sliding connection between removal pipe 3 and first shell 67, the second shell 68, pass through the screw fixation between first shell 67, the second shell 68, and the second shell 68 is installed on the automobile body surface through to wearing the screw, the front end movable mounting of first shell 67 has the locking knob, the rear end of locking knob runs through first shell 67 and the surface swing joint who removes pipe 3.

As shown in fig. 4, the worm 61 is rotated by the driving device 7, the worm 61 can make the gear 62, the rotating shaft 63 and the threaded column 64 rotate under the action of friction force, the threaded column 64 is rubbed with the rack 66 in the rotating process to move up and down, the movable tube 3 can be driven to slide, the connecting tube 2 and the movable tube 3 are fixed by the connecting piece 4, the purpose of driving the connecting tube 2 and the frame body 1 to move can be achieved, the frame body 1 can be lifted without manual carrying, labor is saved, the inner components can be protected by the sealing cover 65, the first shell 67 and the second shell 68, the movable tube 3 can be locked after the position adjustment of the movable tube 3 is completed by the locking knob, and the movable tube 3 is not easy to shake.

In this embodiment, as shown in fig. 5, the four-corner fixing rod 73 is fixed to the front end of the worm 61, the size of the four-corner fixing rod 73 is matched with the size of the inner surface of the inner four-corner circular tube 71, and the outer surface of the four-corner fixing rod 73 is movably connected to the inner surface of the inner four-corner circular tube 71.

As shown in fig. 5, the inner four-corner circular tube 71 is inserted outside the four-corner fixing rod 73, the four-corner fixing rod 73 is rotated by the handle 72 to drive the transmission device 6 to work, and the inner four-corner circular tube 71 can be directly pulled out for disassembly after use is completed, so that the occupied space is reduced, and the carrying is easy.

In this embodiment, as shown in fig. 6, the reinforcing mechanism 5 is installed at the top of the connecting pipe 2 and the moving pipe 3, the reinforcing mechanism 5 includes two fixing sleeves 51, the fixing sleeves 51 are sleeved on the top of the connecting pipe 2 and the moving pipe 3, the connecting plates 52 are welded at the rear corners of the fixing sleeves 51, the connecting plates 52 are L-shaped, and the connecting plates 52 are made of aluminum.

As shown in fig. 6, the fixing sleeve 51 is fitted over the upper ends of the connecting pipe 2 and the moving pipe 3, and then the connecting plate 52 is fixed to the fixing sleeve 51, so that the top of the connecting pipe 2 and the moving pipe 3 can be reinforced.

The invention is a power device for manually lifting a bicycle luggage rack, a user inserts a connecting pipe 2 and a moving pipe 3 into a small installation code 42 and a large installation code 41 respectively, a sliding block 45 can penetrate the large installation code 41 and the small installation code 42 through a slot 47, the rear end of the sliding block 45 can be clamped on the surface of the moving pipe 3 through a sliding groove 46, the sliding block 45 can be fixed between the connecting pipe 2 and the moving pipe 3, the connecting pipe 2 and the moving pipe 3 can be connected into a whole, the pressing plate 442 is pulled to turn over under the action of a connecting rotating shaft 443, then a locking ring 444 is moved forwards and clamped on the surface of a clamping sleeve 445, then the pressing plate 442 is pressed to be attached on the surface of a base 441, further the locking ring 444 and the clamping sleeve 445 can be tensioned and fixed, the small installation code 42 can be fixed at the front end of the large installation code 41, and the connecting pipe 2 can be clamped on the surface of the clamping sleeve 445, The movable pipe 3 plays a role in reinforcement, the fixing groove 43 and the second housing 68 are installed on the vehicle body through screws, so that the installation of the travelling rack can be completed, the connecting pipe 2 and the movable pipe 3 are detachably connected, the operation is convenient, the fixing sleeve 51 is sleeved at the upper ends of the connecting pipe 2 and the movable pipe 3, the connecting plate 52 is fixed with the fixing sleeve 51, the inner four-corner circular pipe 71 is inserted at the outer side of the four-corner fixing rod 73, the four-corner fixing rod 73 is rotated by the handle 72 to drive the worm 61 to rotate, the worm 61 can enable the gear 62, the rotating shaft 63 and the threaded column 64 to rotate under the action of friction force, the threaded column 64 rubs with the rack 66 in the rotating process to enable the threaded column to move up and down, the movable pipe 3 can be driven to slide, the force can be transmitted through the transmission rod 69, so that the two movable pipes 3 can move simultaneously, and, can reach the purpose that drives connecting pipe 2 and frame body 1 and reciprocate, can promote frame body 1, need not artifical transport, it is more laborsaving, and prevent to meet accident in the handling, can protect its inside subassembly through sealed lid 65, first shell 67, second shell 68, can die its lock after removing 3 position control of pipe through the locking knob.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.