TWM549191U - Simple spindle structure of bicycle pedal - Google Patents

Description

Simple mandrel structure for bicycle pedal

The present invention relates to the technical field of a bicycle pedal, and more particularly to a simple mandrel structure of a bicycle pedal which is simple in assembly and easy to assemble.

According to the bicycle, it has been loved by the universal. The bicycle's light, oil-free and environmentally-friendly features, as well as fitness functions, are all advantages of cycling. The bicycle is provided with a rotatable pedal for the user to step on the foot to drive the wheel forward. The intermediate group of the pedal is provided with a rotatable mandrel. Generally, one end of the mandrel is pivoted inside the center of the pedal, and the other end is protruding. The end of the screw outside the pedal is used to engage the crank. The pedals and mandrels of the bicycle usually need to be assembled with components such as self-lubricating bushings, ball bearings, several screw locks, etc., and each component needs to be properly tooled through a predetermined assembly procedure. Installed in a predetermined location, the assembly procedure is professional and complex, and is generally not completed by professional trainers.

In view of this, the creator has been engaged in the manufacturing development and design experience of related products for many years. After the detailed design and careful evaluation of the above objectives, the creator will have a practical and practical creation.

The main purpose of the present invention is to provide a simple mandrel structure for a bicycle pedal, which is mainly provided with two push-pull sections on the mandrel, and is matched with two pusher linings in the socket with the pedal body, and the two push-stops can be The concentricity between the mandrel and the shaft hole and the anti-locking effect are ensured, and the structure is simple and the assembly efficiency of the bicycle pedal can be greatly improved.

In order to achieve the above object, the present invention provides a simple mandrel structure for a bicycle pedal, comprising: a pedal body having a shaft hole penetratingly disposed, and a first bearing member and a first sleeve member respectively disposed at the inner and outer end holes of the shaft hole a bearing member; a mandrel is disposed in the shaft hole of the pedal body, and the shaft is respectively provided with a first pushing portion and a second pushing portion, wherein the first pushing portion is disposed at the screw end a tapered tapered cone at the inner edge and at the trailing end, the second pushing section being tapered at the end of the mandrel and extending a length of the rod at one end of the smaller diameter, the second The push-out section extends out of the second bearing member; a first push-stop member corresponds to the ring sleeve body having the inner taper hole of the first push-pull section, and is sleeved with the first push-pull section by using the inner taper hole And forming a slight margin between the first bearing member of the shaft hole of the pedal body; a second pushing member corresponding to the second push-pull ring sleeve with the inner tapered hole, is utilized The tapered hole is sleeved with the second push-out section, and forms a slight margin between the second bearing member of the pedal body shaft hole; a pressing nut member Mandrel lock system provided on the tail end of the pole teeth; A dust jacket is sleeved at the outer end of the pedal body.

By the composition of the above-mentioned components, since the mandrel and the shaft hole of the pedal body are lining the bearing parts of the lubrication bushing at both ends, the smoothness of the rotation of the mandrel and the pedal body and the convenience of assembly can be provided, and A first push-out section and a second push-out section are formed at the outer end of the bearing member at the outer end of the bearing member, and match the corresponding two first pusher members and the second pusher member design, by tightening the nut member by the heart After the shank at the end of the shaft is tightly locked, the two push-up members form a slight margin between the two bearing members after the push-pull section of the mandrel is pressed, and the mandrel and the pedal are prevented. The locking phenomenon occurs between the bodies, and at the same time, the concentricity between the mandrel and the shaft hole of the pedal body can be ensured, and the overall constituent components are simple, the assembly is easy, and the utility is very practical.

With regard to the techniques, means and functions of the present invention, a preferred embodiment is described in detail with reference to the drawings, and it is believed that the above objects, structures and features of the present invention can be obtained from an in-depth and specific understanding. .

10‧‧‧ pedal body

11‧‧‧Axis hole

111‧‧‧Internal opening

112‧‧‧Outer end orifice

113‧‧‧Class

114‧‧‧Class

115‧‧‧ shaft hole section

21‧‧‧First bearing parts

211‧‧‧Bumping

22‧‧‧Second bearing parts

221‧‧‧ convex

30‧‧‧ mandrel

31‧‧‧First push section

32‧‧‧Second push section

33‧‧‧External screw end

34‧‧‧ teeth

35‧‧‧ shaft

40‧‧‧First pusher

41‧‧‧Inner cone

50‧‧‧second pusher

51‧‧‧Inner cone

60‧‧‧Forced nuts

61‧‧‧ nuts

62‧‧‧shims

70‧‧‧Leather cover

W1‧‧‧ Yudu

W2‧‧‧ Yudu

The first picture is a perspective view of the structure of the creation.

The second figure is an exploded perspective view of the structure of the present creation.

The third picture is a sectional view of the structure of the present creation.

The fourth figure is a partial enlarged view of the third figure A.

The fifth figure is a partial enlarged view of the third figure B.

In order for your review board to have more features and characteristics of the case Further understanding and recognition, the following preferred embodiments are illustrated with the following description: Referring to the first to fifth figures, the simple mandrel structure of the bicycle pedal of the present invention mainly comprises: a pedal body 10 having a through-through The first bearing member 21 and the second bearing member 22 are respectively sleeved at the inner and outer end openings 111 and 112 of the shaft hole 11 respectively. In the embodiment, the first bearing member 21 and the second bearing are disposed. The second bearing member 21 and the second bearing member 22 are The one end of the outer side is provided with the convex stops 211, 221 so as to be abuttable on the class edges 113, 114 formed in the shaft hole 11 of the pedal body 10.

A first mandrel 30 is disposed in the shaft hole 11 of the pedal body 10, and a first push-out section 31 and a second push-out section 32 are respectively disposed on the shaft, and the first push-out section 31 is disposed on the outer screw A tapered tapered cone is formed at the inner edge of the tooth tip 33 and toward the trailing end. The second pushing section 32 is tapered at the end of the mandrel 30 and extends a section of the smaller diameter. The tooth bar 34, the second push-out section 32 just protrudes from the second bearing member 22, in order to reduce the thickness of the pedal body 10, the weight of the pedal body 10 can be reduced, and a smaller diameter can be formed at the middle tail portion of the mandrel 30. The shaft 35 is formed, and a shaft hole 115 having a smaller diameter is formed in the shaft hole 11 corresponding to the shaft 35.

A first pushing member 40 is a ring sleeve body having a corresponding inner tapered hole 41 corresponding to the first pushing and pulling portion 31 of the mandrel 30, and is sleeved with the first pushing and pulling portion 31 by the inner tapered hole 41, and the pedal body A slight margin is formed between the first bearing members 21 of the 10-axis hole 11 a second pushing member 50 is a ring sleeve body having a corresponding inner tapered hole 51 corresponding to the second pushing portion 32 of the spindle 30, and is sleeved by the inner taper hole 51 and the second pushing portion 32. And forming a slight margin W2 between the second bearing member 22 of the shaft hole 11 of the pedal body 10; a pressing nut member 60, including a nut 61 and a gasket 62, is locked in the heart The dust rod 70 is sleeved on the outer end opening 112 of the pedal body 10; the composition of the present invention is firstly carried out in the shaft hole 11 of the pedal body 10 first. After the first bearing member 21 is integrated with the second bearing member 22, the first pushing portion 31 of the mandrel 30 is first inserted into the first pushing member 40 and then inserted into the shaft hole 11 of the pedal body 10. The second push-out section 32 and the dental bar 34 at the end of the mandrel 30 protrude from the second bearing member 22, and the second push-over member 50 is sleeved on the second push-out section 32 by The nut member 60 is tightened, and finally the dust jacket 70 is sealed in the outer end opening 112 of the pedal body 10.

Through the composition of the above components, the achievable effect of the present invention is that since the mandrel 30 and the shaft hole 11 of the pedal body 10 are respectively sleeved from the first and second bearing members 21 and 22 of the lubrication sleeve, The smoothness of the rotation of the mandrel 30 and the pedal body 10 and the convenience of assembly, and the first push-out section 31 and the second push-out section are formed at the mandrel 30 of the outer ends of the first and second bearing members 21, 22. 32, and matching the two corresponding first pusher 40 and the second pusher 50 to lining the design, by pressing After the nut member 60 is tightly locked by the rod 34 at the end of the mandrel 30, the first and second push members 40, 50 are tightened after the first and second push portions 31, 32 of the mandrel 30 are tightened. The lining is formed between the first and second bearing members 21 and 22 with a slight margin W1 and W2, so that the locking between the spindle 30 and the pedal body 10 can be prevented, and the spindle 30 and the pedal can be ensured. The concentricity between the shaft holes 11 of the main body 10 is simple in assembly, easy to assemble, and extremely practical.

In summary, the present invention utilizes two push-out sections 31, 32 on the mandrel 30, and is matched with the two push-stop members 40, 50 in the socket with the pedal body 10, and the two push-over members 40, 50 It can produce the center positioning accuracy and anti-locking effect. Its simple structure can greatly improve the assembly efficiency of the bicycle pedal, and it is very practical, and has never been seen in various books or public use. It is in line with the new patent application requirements. The Bureau of the Ming Dynasty, granting patents as soon as possible, is a prayer.

For those who need to be identified, the above is the technical principle that is applied immediately by the specific implementation of this creation. If the changes made according to the concept of this creation have not yet exceeded the spirit of the manual and the schema, All should be included in the scope of this creation, combined with Chen Ming.

10‧‧‧ pedal body

111‧‧‧Internal opening

21‧‧‧First bearing parts

211‧‧‧Bumping

22‧‧‧Second bearing parts

221‧‧‧ convex

30‧‧‧ mandrel

31‧‧‧First push section

32‧‧‧Second push section

33‧‧‧External screw end

34‧‧‧ teeth

35‧‧‧ shaft

40‧‧‧First pusher

41‧‧‧Inner cone

50‧‧‧second pusher

51‧‧‧Inner cone

60‧‧‧Forced nuts

61‧‧‧ nuts

62‧‧‧shims

70‧‧‧Leather cover

Claims (4)

The utility model relates to a simple mandrel structure of a bicycle pedal, comprising: a pedal body having a shaft hole penetrating through, wherein a first bearing member and a second bearing member are respectively sleeved at the inner and outer end holes of the shaft hole; The first push-pull section and the second push-out section are respectively disposed on the shaft hole of the pedal body, and the first push-pull section is disposed at the inner edge of the screw end and toward the tail end a tapered tapered cone, the second push-pull section is tapered at a tail end of the mandrel, and a length of the tooth is extended at one end of the smaller diameter, and the second push-out section extends out of the The first thrusting member is a ring sleeve body corresponding to the inner taper hole of the first push-pull section, and is sleeved by the inner taper hole and the first push-pull section, and the shaft hole of the pedal body A first margin is formed between the first bearing members; a second pushing member is corresponding to the second push-pull ring sleeve with the inner taper hole, and the inner taper hole and the second push-pull segment are utilized Having a sleeve and forming a slight margin between the second bearing member of the pedal body shaft hole; a tightening nut member locking the tooth at the end of the mandrel On; a dust cover, based sleeved outside end of the pedal body orifice. The simple mandrel structure of the bicycle pedal according to claim 1, wherein the first bearing member and the second bearing member are self-lubricating bearings, and the inner and outer end openings of the shaft hole can be set as a comparison. The first bearing member and the second bearing member are provided with a convex stop at one end of the outer side of the second bearing member so as to abut against a class edge formed in the shaft hole of the pedal body. The simple mandrel structure of the bicycle pedal according to claim 1, wherein a shaft of a smaller diameter is formed at the middle and the tail end of the mandrel. A shaft hole having a smaller diameter is formed in the shaft hole corresponding to the shaft. The simple mandrel structure of the bicycle pedal according to claim 1, wherein the pressing nut member comprises a nut and a gasket.