CN219337646U

CN219337646U - Folding bicycle repairing rack

Info

Publication number: CN219337646U
Application number: CN202320225444.XU
Authority: CN
Inventors: 黄文迪
Original assignee: Ningbo Levisman Sporting Goods Co ltd
Current assignee: Ningbo Levisman Sporting Goods Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-07-14
Anticipated expiration: 2033-02-16

Abstract

The utility model discloses a folding bicycle repairing frame which comprises a main rod and a clamping mechanism arranged on the main rod, wherein the side wall of the main rod is rotationally connected with a plurality of support rods through a first rotating shaft, a control and adjustment mechanism is arranged between the plurality of support rods and the main rod, the plurality of support rods are movably connected to the main rod in a folding manner through the control and adjustment mechanism, and each support rod is rotationally connected with an auxiliary support component. The utility model has the following advantages and effects: the new mechanical structure of this scheme utilization has and easily folds accomodates, the cost of transportation is lower, supports stably, effectively prevents the effect that heels.

Description

Folding bicycle repairing rack

Technical Field

The utility model relates to the technical field of bicycle repair tools, in particular to a folding bicycle repair frame.

Background

The bicycle is one of the more popular means of transportation of people's use, and in the use of bicycle, some spare part is difficult to avoid taking place to damage, and this just needs to maintain the bicycle, in order to make things convenient for the maintenance, needs to place the bicycle in suitable position, consequently, bicycle repair frame is more and more popular, and its convenience is fixed the position and the angle to the bicycle, makes the bicycle maintenance become simple and convenient.

The current chinese patent of bulletin number CN209615423U discloses a bicycle repair frame, including stay tube, lifter, bottom support and universal wheel, the lifter is scalable setting from top to bottom in the stay tube inboard, the bottom support is fixed in the bottom side of stay tube, the universal wheel is fixed on the bottom support, the top of lifter is fixed with the maintenance platform, the lifter top just is located the maintenance platform below and still is connected with the bicycle and hangs the arm, the lifter top still overlaps there is the loop bar, the top of loop bar is fixed with the tool tray, be fixed with the bicycle couple more than one on the stay tube.

However, the bicycle repair frame described above has the following disadvantages: the bottom bracket of the repair frame cannot be folded, so that the bottom bracket occupies a relatively large space during shipping, and the transportation cost is increased; in the subsequent family use, the user can not fold and store the bottom bracket, so that the bicycle maintenance frame occupies more space in the family and is not beneficial to storing; in addition, the traditional bicycle repairing rack only has the supporting rods, and the independent supporting rods only have supporting function and have no function of preventing sideways falling.

Disclosure of Invention

The utility model aims to provide a folding bicycle repair frame which has the effects of easy folding and storage, low transportation cost, stable support and effective side tilting prevention.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a folding bicycle repair frame, includes the mobile jib and locates the fixture of mobile jib, the mobile jib lateral wall is connected with a plurality of bracing pieces through first pivot rotation, a plurality of the bracing piece with be equipped with control adjustment mechanism between the mobile jib, a plurality of the bracing piece passes through control adjustment mechanism collapsible swing joint in the mobile jib, and each the bracing piece rotates and is connected with an auxiliary stay subassembly.

Through the technical scheme, when the support rod and the auxiliary support assembly are assembled for transportation, the support rod and the auxiliary support assembly can be relatively rotated to be flush with the main rod, so that the space occupation rate is reduced, the transportation cost is reduced, an operator can unfold the support rod relatively to the main rod and then unfold the auxiliary support assembly relatively to the support rod when using the support rod, the auxiliary support assembly supports two sides of the support rod, the auxiliary support assembly and the support rod are mutually matched to support the main rod, and in addition, the support rod can effectively prevent the main rod from tilting sideways.

The utility model is further provided with: the auxiliary supporting component comprises a rotating rod and an auxiliary cushion block movably arranged on the rotating rod, and one end of the rotating rod is rotatably connected with the side wall of the supporting rod through a second rotating shaft.

Through adopting above-mentioned technical scheme, when needing to expand auxiliary stay subassembly, through expanding the dwang relative bracing piece relatively, let auxiliary cushion support ground, realize supporting and bearing to the dwang.

The utility model is further provided with: the auxiliary cushion block is provided with a threaded hole, the rotating rod is fixedly provided with a bolt corresponding to the threaded hole, and the bolt is in threaded fit with the threaded hole, so that the auxiliary cushion block can be adjustably mounted at the end part of the rotating rod.

By adopting the technical scheme, an operator can loosen or tighten the auxiliary cushion block relative to the rotating rod according to actual needs, so that different auxiliary cushion blocks can be matched and abutted on the ground with different heights, and the support stability of the utility model is effectively improved.

The utility model is further provided with: a metal sleeve is fixedly arranged in the auxiliary cushion block, and the threaded hole is formed in the metal sleeve.

By adopting the technical scheme, the metal sleeve with the threaded hole is additionally arranged in the auxiliary cushion block, so that the wear resistance of the auxiliary cushion block can be effectively improved, the abrasion caused by frequent tightness adjustment of the bolt relative to the threaded hole is greatly reduced, and the service life of the auxiliary cushion block is prolonged.

The utility model is further provided with: the rotating rod is fixedly provided with a limiting block through the bolt, the limiting block is provided with an arc-shaped groove corresponding to the supporting rod, and when the rotating rod rotates to be parallel to the supporting rod, the limiting block is matched with the supporting rod in a clamping mode through the arc-shaped groove.

Through adopting above-mentioned technical scheme, when needs fold the dwang and accomodate, through rotating the dwang to with the mutual parallel and level of bracing piece, make the dwang rotate to the arc inslot that the stopper corresponds, realize the joint cooperation of arc wall and bracing piece, can prevent effectively that the unexpected pivoted condition from taking place after the dwang is folded to accomodate.

The utility model is further provided with: the limiting block is convexly provided with a positioning column, the rotating rod is provided with a positioning groove corresponding to the positioning column, and the positioning column is matched with the positioning groove in a positioning way.

Through adopting above-mentioned technical scheme, when assembling the stopper, the constant head tank on reference column and the dwang mutually support can make the notch of the arc groove of stopper distribute along the length direction of dwang, improves the installation accuracy of stopper.

The utility model is further provided with: the control and regulation mechanism comprises a rotating bar, a sleeve and a locking piece, wherein the sleeve is sleeved on the main rod, the sleeve is in locking fit with the main rod through the locking piece, one end of the rotating bar is hinged to the side wall of the sleeve, and the other end of the rotating bar is hinged to the side wall of the supporting rod.

By adopting the technical scheme, when the supporting rod rotates relative to the main rod, the locking piece is unscrewed, the rotating strip can drive the sleeve to slide on the main rod, and when the supporting rod rotates to be flush with the main rod, the sleeve is locked on the main rod through the locking piece to realize folding and storage of the supporting rod; when the support rod rotates to be perpendicular to the main rod, the sleeve can be locked on the main rod through the locking piece, so that the support rod can be unfolded and fixed.

The utility model is further provided with: the side wall of the support rod is fixedly provided with a connecting piece, the upper end of the connecting piece is provided with an arc surface and is matched with the side wall of the support rod in a positioning manner, and the lower end of the connecting piece is provided with a support plane and is in sliding fit with the rotating rod.

Through adopting above-mentioned technical scheme, the connecting piece upper end is established to the arc surface and can laminate better on the lateral wall of bracing piece, makes the connecting piece have better installation stability, and the lower extreme of connecting piece corresponds the dwang and establishes to the supporting plane, mainly plays the effect of dodging to the dwang rotation in-process, and planar design also can increase the area of contact of connecting piece bottom surface and dwang up end as far as possible in addition, makes the stress distribution between dwang and the connecting piece more even, improves the stationarity of dwang rotation in-process.

The utility model is further provided with: each bracing piece tip fixedly connected with first stabilizer blade, mobile jib tip fixedly connected with second stabilizer blade, work as the bracing piece is relative when the mobile jib opens, a plurality of first stabilizer blade with the bottom of second stabilizer blade is located the coplanar.

Through adopting above-mentioned technical scheme, the first stabilizer blade and the second stabilizer blade that are located same horizontal plane mutually support and form a plurality of fulcra, can reduce the area of contact between bracing piece and the ground, reduce the possibility that the bracing piece is corroded by subaerial greasy dirt as far as possible.

The utility model is further provided with: the second support leg is provided with a mounting hole, the end part of the main rod is in plug-in fit with the mounting hole, the side wall of the main rod is provided with a clamping protrusion, the second support leg is provided with a clamping groove corresponding to the clamping protrusion, and the clamping protrusion is in positioning fit with the clamping groove.

Through adopting above-mentioned technical scheme, through protruding and draw-in groove locate mode of card, can be with the detachable bottom that is connected to the mobile jib of second stabilizer blade, make things convenient for the follow-up change to the second stabilizer blade.

In summary, the utility model has the following beneficial effects: adopt install rotatable auxiliary support subassembly additional on folding bracing piece of relative mobile jib, can cooperate the bracing piece to support the mobile jib jointly when auxiliary support subassembly expands, bracing piece, auxiliary support subassembly are located the both sides that the mobile jib is relative respectively, can prevent effectively that the mobile jib from taking place unexpected to roll, have easy folding accomodate, the cost of transportation is lower, the support is stable, effectively prevent the effect that heels.

Drawings

Fig. 1 is a structural diagram of the present utility model.

Fig. 2 is an enlarged view of a portion of the area a of fig. 1 in accordance with the present utility model.

Fig. 3 is a top view of the present utility model.

FIG. 4 is a cross-sectional view of the utility model taken along section B-B of FIG. 3.

Fig. 5 is an enlarged partial view of region C of fig. 4 in accordance with the present utility model.

Fig. 6 is an exploded view of a portion of the auxiliary support assembly of the present utility model.

Fig. 7 is an exploded view of another view of the auxiliary support member portion of the present utility model.

Fig. 8 is an exploded view of the connection portion of the main lever and the support lever according to the present utility model.

In the figure: 1. a main rod; 11. a first rotating shaft; 12. a clamping protrusion; 2. a support rod; 31. a rotating lever; 311. a bolt; 312. a positioning groove; 32. auxiliary cushion blocks; 321. a metal sleeve; 322. a threaded hole; 33. a limiting block; 331. an arc-shaped groove; 332. positioning columns; 41. rotating the strip; 42. a sleeve; 43. a locking member; 5. a connecting piece; 51. an arc surface; 52. a support plane; 61. a first leg; 62. a second leg; 621. a mounting hole; 622. a clamping groove; 7. and a clamping mechanism.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

1-5 and 6-7, including the mobile jib 1, and locate the fixture 7 of mobile jib 1, the fixture 7 is for the prior art and will not be described here again, the mobile jib 1 lateral wall rotates through the first pivot 11 to connect with two bracing pieces 2, there is a control adjustment mechanism between two bracing pieces 2 and mobile jib 1, two bracing pieces 2 are through the collapsible swing joint of control adjustment mechanism in mobile jib 1, control adjustment mechanism can control two bracing pieces 2 and adjust up and down relative to mobile jib 1 at the same time, and each bracing piece 2 rotates and is connected with an auxiliary support assembly; the auxiliary supporting component comprises a rotating rod 31 and an auxiliary cushion block 32 movably arranged on the rotating rod 31, one end of the rotating rod 31 is rotatably connected to the side wall of the supporting rod 2 through a second rotating shaft, and when the auxiliary supporting component needs to be unfolded, the rotating rod 31 is unfolded relatively to the supporting rod 2, so that the auxiliary cushion block 32 supports the ground, and the supporting and bearing of the rotating rod 31 are realized; the metal sleeve 321 is fixedly arranged in the auxiliary cushion block 32, the threaded hole 322 is formed in the metal sleeve 321, the bolt 311 is fixedly arranged on the rotating rod 31 corresponding to the threaded hole 322, the bolt 311 is in threaded fit with the threaded hole 322, so that the auxiliary cushion block 32 can be adjustably arranged at the end part of the rotating rod 31, an operator can loosen or tighten the auxiliary cushion block 32 relative to the rotating rod 31 according to actual needs, different auxiliary cushion blocks 32 can be adapted to be tightly abutted on the ground with different heights, the supporting stability of the auxiliary cushion block is effectively improved, the metal sleeve 321 with the threaded hole 322 is additionally arranged in the auxiliary cushion block 32, the abrasion resistance of the auxiliary cushion block 32 can be effectively improved, and abrasion caused by frequent tightness adjustment of the bolt 311 relative to the threaded hole 322 is greatly reduced, and the service life of the auxiliary cushion block is prolonged.

As shown in fig. 1-4 and fig. 6-7, the rotating rod 31 is fixedly provided with a limiting block 33 through a bolt 311, the limiting block 33 is provided with an arc groove 331 corresponding to the supporting rod 2, when the rotating rod 31 rotates to be parallel to the supporting rod 2, the limiting block 33 is matched with the supporting rod 2 in a clamping way through the arc groove 331, when the rotating rod 31 needs to be folded and stored, the rotating rod 31 rotates to be parallel to the supporting rod 2, so that the rotating rod 31 rotates into the arc groove 331 corresponding to the limiting block 33, the arc groove 331 is matched with the supporting rod 2 in a clamping way, and the situation that the rotating rod 31 rotates accidentally after being folded and stored can be effectively prevented; the positioning columns 332 are arranged on the limiting block 33 in a protruding mode, the positioning grooves 312 are formed in the rotating rod 31 corresponding to the positioning columns 332, the positioning columns 332 are matched with the positioning grooves 312 in a positioning mode, when the limiting block 33 is assembled, the positioning columns 332 are matched with the positioning grooves 312 on the rotating rod 31, the notch of the arc-shaped groove 331 of the limiting block 33 can be distributed along the length direction of the rotating rod 31, and therefore the installation accuracy of the limiting block 33 is improved; the control and regulation mechanism comprises a rotating bar 41, a sleeve 42 and a locking piece 43, wherein the sleeve 42 is sleeved on the main rod 1, the sleeve 42 is in locking fit with the main rod 1 through the locking piece 43, one end of the rotating bar 41 is hinged to the side wall of the sleeve 42, the other end of the rotating bar 41 is hinged to the side wall of the support rod 2, when the support rod 2 rotates relative to the main rod 1, the locking piece 43 is unscrewed, the rotating bar 41 can drive the sleeve 42 to slide on the main rod 1, and when the support rod 2 rotates to be flush with the main rod 1, the sleeve 42 is locked on the main rod 1 through the locking piece 43, so that folding and storage of the support rod 2 are realized; when the support rod 2 rotates to be perpendicular to the main rod 1, the sleeve 42 can be locked on the main rod 1 through the locking piece 43, so that the support rod 2 can be unfolded and fixed.

As shown in fig. 5-6, a connecting piece 5 is fixedly arranged at one end, close to the main rod 1, of the side wall of each supporting rod 2, an arc surface 51 is arranged at the upper end of the connecting piece 5 and is matched with the side wall of the supporting rod 2 in a positioning manner, a supporting plane 52 is arranged at the lower end of the connecting piece 5 and is in sliding fit with the rotating rod 31, the arc surface 51 can be better attached to the side wall of the supporting rod 2, the connecting piece 5 has better installation stability, the lower end of the connecting piece 5 corresponds to the rotating rod 31 and is arranged as the supporting plane 52, the avoiding effect is mainly achieved in the rotating process of the rotating rod 31, in addition, the contact area between the bottom surface of the connecting piece 5 and the upper end surface of the rotating rod 31 can be increased as much as possible due to the planar design, the stress distribution between the rotating rod 31 and the connecting piece 5 is more uniform, and the stability in the rotating process of the rotating rod 31 is improved.

As shown in fig. 1, the end part of each support rod 2 is fixedly connected with a first support leg 61, the end part of each support rod 1 is fixedly connected with a second support leg 62, when the support rods 2 are unfolded relative to the support rods 1, the bottoms of the first support legs 61 and the second support legs 62 are positioned on the same plane, the second support legs 62 and the two first support legs 61 are mutually matched to form three coplanar fulcra, the support stability of the support rods 2 on the support rods 1 is improved, the inclination of the support rods 1 is effectively prevented, meanwhile, the contact area between the support rods 2 and the ground can be reduced, and the possibility that the support rods 2 are corroded by greasy dirt on the ground is reduced as much as possible; the mounting hole 621 has been seted up to second stabilizer blade 62, and mobile jib 1 tip and mounting hole 621 grafting cooperation, and mobile jib 1 lateral wall is equipped with the protruding 12 of card, and the draw-in groove 622 has been seted up to the protruding 12 of second stabilizer blade 62 correspondence card, and protruding 12 of card and draw-in groove 622 locate fit can be connected to the bottom of mobile jib 1 with the detachable of second stabilizer blade 62 through protruding 12 of card and draw-in groove 622 locate fit, makes things convenient for the follow-up change to second stabilizer blade 62.

The basic working principle of the utility model is as follows: when the support rod 2 and the auxiliary support component are assembled for transportation, the support rod 2 and the auxiliary support component can be relatively rotated to be flush with the main rod 1, so that the space occupation rate is reduced, the transportation cost is reduced, when an operator uses the support rod, the support rod 2 is unfolded relative to the main rod 1, then the auxiliary support component is unfolded relative to the support rod 2, the auxiliary support component is used for supporting two sides of the support rod 2, the auxiliary support component is mutually matched with the support rod 2 to support the main rod 1, and in addition, the support rod 1 can be effectively prevented from tilting sideways.

The foregoing description is only of the preferred embodiments of the utility model, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the utility model are therefore intended to be embraced therein.

Claims

1. The utility model provides a folding bicycle repair frame, is including mobile jib (1), and locates fixture (7) of mobile jib (1), its characterized in that: the side wall of the main rod (1) is rotationally connected with a plurality of support rods (2) through a first rotating shaft (11), a plurality of support rods (2) are provided with control and regulation mechanisms between the main rod (1), a plurality of support rods (2) are connected with the main rod (1) in a foldable and movable mode through the control and regulation mechanisms, and each support rod (2) is rotationally connected with an auxiliary support assembly.

2. A folding bicycle repair rack according to claim 1, characterized in that: the auxiliary supporting component comprises a rotating rod (31) and an auxiliary cushion block (32) movably arranged on the rotating rod (31), and one end of the rotating rod (31) is rotatably connected to the side wall of the supporting rod (2) through a second rotating shaft.

3. A folding bicycle repair rack according to claim 2, characterized in that: the auxiliary cushion block (32) is provided with a threaded hole (322), the rotating rod (31) is fixedly provided with a bolt (311) corresponding to the threaded hole (322), and the bolt (311) is in threaded fit with the threaded hole (322), so that the auxiliary cushion block (32) is adjustably mounted at the end part of the rotating rod (31).

4. A folding bicycle repair rack according to claim 3, characterized in that: a metal sleeve (321) is fixedly arranged in the auxiliary cushion block (32), and the threaded hole (322) is formed in the metal sleeve (321).

5. A folding bicycle repair rack according to claim 3, characterized in that: the rotating rod (31) is fixedly provided with a limiting block (33) through the bolt (311), the limiting block (33) is provided with an arc groove (331) corresponding to the supporting rod (2), and when the rotating rod (31) rotates to be parallel to the supporting rod (2), the limiting block (33) is matched with the supporting rod (2) in a clamping mode through the arc groove (331).

6. A folding bicycle repair rack according to claim 5, wherein: the limiting block (33) is convexly provided with a positioning column (332), the rotating rod (31) is provided with a positioning groove (312) corresponding to the positioning column (332), and the positioning column (332) is matched with the positioning groove (312) in a positioning mode.

7. A folding bicycle repair rack according to claim 5, wherein: the control and regulation mechanism comprises a rotating bar (41), a sleeve (42) and a locking piece (43), wherein the sleeve (42) is sleeved on the main rod (1), the sleeve (42) is in locking fit with the main rod (1) through the locking piece (43), one end of the rotating bar (41) is hinged to the side wall of the sleeve (42), and the other end of the rotating bar (41) is hinged to the side wall of the supporting rod (2).

8. A folding bicycle repair rack according to claim 2, characterized in that: the side wall of the supporting rod (2) is fixedly provided with a connecting piece (5), the upper end of the connecting piece (5) is provided with an arc surface (51) and is matched with the side wall of the supporting rod (2) in a positioning mode, and the lower end of the connecting piece (5) is provided with a supporting plane (52) and is in sliding fit with the rotating rod (31).

9. A folding bicycle repair rack according to claim 1, characterized in that: each bracing piece (2) tip fixedly connected with first stabilizer blade (61), mobile jib (1) tip fixedly connected with second stabilizer blade (62), work as bracing piece (2) are relative when mobile jib (1) opens, a plurality of first stabilizer blade (61) with the bottom of second stabilizer blade (62) is located the coplanar.

10. A folding bicycle repair rack of claim 9, wherein: the second support leg (62) is provided with a mounting hole (621), the end part of the main rod (1) is in plug-in fit with the mounting hole (621), the side wall of the main rod (1) is provided with a clamping protrusion (12), the second support leg (62) is provided with a clamping groove (622) corresponding to the clamping protrusion (12), and the clamping protrusion (12) is in positioning fit with the clamping groove (622).