CN209521482U - Folding wheel - Google Patents

Abstract

The utility model discloses a kind of folding wheels, it applies in art of wheels, its key points of the technical solution are that: including wheel shaft, several groups wheel bone and rubber wheel band, every group of wheel bone be all provided with there are two and the same point symmetry about wheel shaft along its length, the length of several groups wheel bone from outside to inside is sequentially reduced, and same group of two wheel bones are connected on rubber wheel band by connector；When two wheel bones of each group are unfolded and are connected on rubber wheel band by connector, each group wheel bone forms a circle far from one end of wheel shaft, and wheel shaft is equipped with the locating part of limitation each group wheel bone rotation at this time；Rubber wheel band is wound around all wheel one end of bone far from wheel shaft and is fastened by fasteners；What is had has the technical effect that entire folding wheel can be folded up quickly and easily, reduces occupied space, easy to carry, transport, and same point symmetry of each group wheel bone about wheel shaft along its length, in use, suffered pressure can be directed toward wheel shaft in the same direction, the stability of wheel ensure that.

Description

Folding wheel

Technical field

The utility model relates to art of wheels, in particular to a kind of folding wheel.

Background technique

Currently, wheel is the necessary object in the general vehicles, therefore prospect of production is wide.

Notification number is that the Chinese patent of CN202806803U discloses a kind of spring wheel trolley for pushing away iron and cutting, by hand Cart row and spring vehicle wheel composition, spring vehicle wheel include guide plate, wheel hub inner ring, wheel hub outer ring, spring, apotting spindle, gusset, Bearing holder (housing, cover), axletree, steel ring.Gusset is eight pieces, and eight pieces of gussets are partially welded between bearing holder (housing, cover) and wheel hub inner ring, wheel hub 20 equal part, 20 springs are installed in outer ring, and both ends of the spring is equipped with apotting spindle, and both ends apotting spindle is opposite respectively to be welded on wheel On hub inner ring and wheel hub outer ring, eight groups of guide plates are welded among wheel hub inner ring and wheel hub outer ring, weld two on the outer diameter of wheel hub outer ring Steel ring.

But the wheel of this trolley is one complete not folding, therefore carries, transports inconvenience.

Utility model content

The purpose of the utility model is to provide a kind of folding wheels, its advantage is that: it can quickly and easily fold up, thus Occupied space is reduced, in order to carry, transport.

The above-mentioned technical purpose of the utility model has the technical scheme that a kind of folding wheel, including Wheel shaft, several groups wheel bone and rubber wheel band, wheel bone described in every group are all provided with that there are two and about wheel shaft along its length same Point symmetry, the length of wheel bone from outside to inside described in several groups are sequentially reduced, and pass through connection between two wheel bones described in same group Part is connected on rubber wheel band；When two wheel bones described in each group are unfolded and are connected on rubber wheel band by connector, Wheel bone described in each group forms a circle far from one end of wheel shaft, and the wheel shaft is equipped with the limit of limitation each group wheel bone rotation at this time Position part；The rubber wheel band is wound around all wheel one end of bone far from wheel shaft and is fastened by fasteners.

Through the above technical solutions, each group wheel bone is successively unfolded operator, at this time each group wheel when needing using folding wheel A circle is collectively formed far from one end of wheel shaft in bone, then limits the rotation of each group wheel bone by locating part, and then operator is by rubber Rubber tire band is wound around all wheel one end of bone far from wheel shaft, and every at this time group of two wheel bones are connected to by the way that connector is stable On rubber wheel band, finally rubber wheel band is fastened on all wheel bones by fasteners, so that quickly and easily formation one is complete Whole wheel, do not need using when each group wheel bone can then be stored, reduce occupied space, in order to carry, transport；By In same point symmetry of each group wheel bone about wheel shaft along its length, therefore this folding wheel is when in use, suffered pressure meeting It is directed toward wheel shaft in the same direction, ensure that the stability of wheel.

The utility model is further arranged to: the connector includes being connected to wheel connecting plate of the bone far from wheel shaft one end, And the first elastic chuck on rubber wheel band is set, first elastic chuck is fed through connecting plate and contradicts in connecting plate Away from the side of rubber wheel band.

Through the above technical solutions, operator squeezes two wheel bones when two wheel bones by same group being needed to connect Then rubber wheel band winding is crossed two connecting plates by the side fitting that one end far from wheel shaft makes two connecting plates opposite, this When rubber wheel band on the first elastic chuck be first pressurized contraction, be then fed through connecting plate, bullet of first elastic chuck at itself Property power effect under open and contradict connecting plate deviate from rubber wheel band side, thus quickly and easily by two wheel bones and rubber Wheel belt is connected, whole process rapid and convenient, and the operating time is short.

The utility model is further arranged to: the locating part includes two abutting blocks being connected on wheel shaft, two institutes It states and pushes against the two sides that block is located at all wheel bones.

Through the above technical solutions, when needing to limit the rotation of all wheel bones, operator is mobile and fixes two abutting blocks and makes Its two sides for being pushed against all wheel bones respectively, thus quickly by all wheel bone fixations on wheel shaft.

The utility model is further arranged to: the wheel shaft is connected with limit in the side slip for pushing against block towards wheel bone Block；Described in all groups when the expansion of wheel bone, the limiting slot for each wheel bone insertion is offered on the limited block.

Through the above technical solutions, limited block extends partially into two of each group when operator's movement and fixed abutting block It takes turns between bone, each group wheel bone is embedded in respectively in each limiting slot on limited block at this time, to quickly and easily reduce each The possibility that group wheel bone photo rotates wheel shaft.

The utility model is further arranged to: through slot is offered on the abutting block, sliding is connected with card in the through slot Bar, the kelly are equipped with fixinig plate, and the through slot inner wall is equipped with limit film, is arranged with compressed spring on the kelly, institute Compressed spring is stated between limit film and fixinig plate, the location hole for kelly insertion is offered on the wheel shaft.

It is located in through slot through the above technical solutions, operator moves the kelly that kelly makes first, at this time compressed spring quilt It compresses and there is elastic-restoring force, then the mobile block that pushes against makes it with after wheel bone conflict, unclamps kelly, kelly is in compressed spring It is mobile towards location hole and be inserted into positioning hole under elastic force effect, block and limited block are pushed against to quickly and easily limit It is mobile, allow and pushes against the block limitation wheel bone rotation stable by limited block.

The utility model is further arranged to: the wheel shaft offers guide groove along its length, and the kelly is being oriented to Sliding, the location hole are provided with guide groove slot bottom in slot.

Through the above technical solutions, pushing against block when moving on wheel shaft, guide groove can play a guiding to kelly and make With to reduce the possibility that kelly is rotated around wheel shaft, when ensure that push against block contradicts with wheel bone, kelly can be located at location hole Positioning hole is simultaneously accurately inserted into top.

The utility model is further arranged to: the fasteners include the tension piece with both ends that is connected to rubber wheel, Two tension pieces are connected by the second elastic chuck.

Through the above technical solutions, operator firmly tenses two when needing to tense on rubber wheel band, forming wheel outer ring Piece is tensed, one of the second elastic chuck for tensing on piece passes through another and tenses piece and block at this time, thus rapid and convenient The both ends by rubber wheel band be connected together, operate it is quick and convenient.

The utility model is further arranged to: one end of the rubber wheel band is equipped with extension, and the other end is equipped with compensating tank, Two tension pieces are respectively arranged in compensating tank and on extension, and the extension is in compensating tank.

Through the above technical solutions, extension is embedded in compensating tank when operator links together two tension pieces, So that the both ends connection of rubber wheel band is more closely, bonding strength of the rubber wheel with both ends is improved.

The utility model is further arranged to: further including containing belt, one end of the containing belt is connected to one group of outermost One of wheel bone on, be connected on containing belt after excessively all wheel bones of other end winding.

Through the above technical solutions, after operator stores all wheel bones, it can be by one end winding of containing belt It is connected on containing belt after crossing all wheel bones, so that all wheel bones be tightened together, what reduction wheel bone arbitrarily rotated can Can, it will take turns that bone is stable to be stored.

In conclusion the utility model has the following beneficial effects:

1, entire folding wheel can be folded up quickly and easily, so that occupied space is reduced, in order to carry, transport；

2, the same point symmetry due to each group wheel bone about wheel shaft along its length, this folding wheel when in use, Suffered pressure can be directed toward wheel shaft in the same direction, ensure that the stability of wheel.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the present embodiment.

Fig. 2 is the enlarged drawing in the portion A in Fig. 1.

Fig. 3 is the structural schematic diagram that the present embodiment is used to embody limiting slot.

Fig. 4 is the schematic diagram of internal structure that the present embodiment is used to embody locating part.

Fig. 5 is the enlarged drawing in the portion B in Fig. 4.

Fig. 6 is the structural schematic diagram that the present embodiment is used to embody wheel bone collapsed state.

Appended drawing reference: 1, wheel shaft；2, bone is taken turns；21, guide groove；3, rubber wheel band；31, extension；32, compensating tank；33, subtract Shake hole；4, connector；41, connecting plate；42, the first elastic chuck；5, locating part；51, block is pushed against；52, limited block；521, it limits Slot；53, through slot；54, kelly；55, fixinig plate；56, limit film；57, compressed spring；58, location hole；59, pull ring；6, it fastens Part；61, piece is tensed；62, the second elastic chuck；7, containing belt.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Embodiment: a kind of folding wheel, such as Fig. 1 and Fig. 2, including wheel shaft 1, several groups wheel bone 2 and rubber wheel band 3, every group There are two wheel bone 2 is set, and the two wheel bones 2 are rotatably connected on wheel shaft 1, and two wheel bones 2 of each group are about 1 edge of wheel shaft 2 length of wheel bone of the center point symmetry of length direction, each group is sequentially reduced from outside to inside, and the rotation of each group wheel bone 2 is expanded to work When position, the two wheel one end of bone 2 far from wheel shaft 1 are connected by connector 4 with organizing, at this time each group wheel bone 2 far from wheel shaft 1 one End forms a circle, and rubber wheel band 3 is wound around all wheel one end of bone 2 far from wheel shaft 1 by operator, and two of every at this time group Wheel bone 2 is connected on rubber wheel band 3 by the way that connector 4 is stable, finally fastens rubber wheel band 4 in institute by fasteners 6 Have on wheel bone 2, can quickly and easily obtain a complete wheel.Due to each group wheel bone 2 about wheel shaft 1 along its length Same point symmetry, therefore this folding wheel is when in use, suffered pressure can be directed toward wheel shaft 1 in the same direction, ensure that wheel Stability.

Such as Fig. 1 and Fig. 2, connector 4 includes being fixedly connected on connecting plate 41 and setting of the wheel bone 2 far from 1 one end of wheel shaft The first elastic chuck 42 on rubber wheel band 3, connecting plate 41 are set as arc, and this arc far from the outer rim of 1 side of wheel shaft Radian with it is all wheel bones 2 formed full circle radians it is identical.Two connecting plates 41 on two wheel bones 2 are disposed opposite to each other, operator First two connecting plates 41 are fit together, two connecting plates 41 then are crossed into 3 winding of rubber wheel band, at this time on rubber wheel band 3 The first elastic chuck 42 be first pressurized contraction, be then fed through connecting plate 41, elastic masterpiece of first elastic chuck 42 at itself With it is lower opening and contradict connecting plate 41 deviate from rubber wheel band 3 side, thus quickly and easily by two wheel bones 2 and rubber wheel Band 3 is connected.Two wheel bones 2 and wheel shaft 1 form a triangle at this time, and the stress point of two wheel bones 2 is at 1 center of wheel shaft.

Such as Fig. 3, locating part 5 is including limited block 52 and pushes against block 51, and abutting block 51 sets there are two and slides respectively and is connected to The both ends of wheel shaft 1, two push against the two sides that block 51 is located at all wheel bones 2, length direction of the limited block 52 along wheel shaft 1 at this time Sliding is connected on wheel shaft 1, and limited block 52 is located at abutting block 51 towards the side of wheel bone 2, pushes against block 51 and moves towards wheel bone 2 When dynamic, limited block 52 is just mobile towards wheel bone 2 under the driving for pushing against block 51.

Such as Fig. 4 and Fig. 5, the side of limited block 52 towards wheel bone 2 offers several limiting slots being embedded in for each wheel bone 2 521, when all wheel bones 2 are in limiting slot 521, push against block 51 and need to be fixed on wheel shaft 1, therefore push against on block 51 It peripherally equidistantly opening up there are four through slot 53, the interior sliding of through slot 53 is connected with kelly 54, fixinig plate 55 is installed on kelly 54, It is fixed with limit film 56 on 53 inner wall of through slot, compressed spring 57 is arranged on kelly 54, compressed spring 57 is located at limit film 56 Between fixinig plate 55, wheel bone 2 offers guide groove 21 along its length, and guide groove 21 sets that there are four and with four through slots 53 1 One is corresponding, and kelly 54 slides in guide groove 21, and the slot bottom of guide groove 21 offers location hole 58, and kelly 54 is far from wheel shaft 1 One end is connected with pull ring 59.Before the mobile abutting block 51 of operator, four fingers are inserted into four pull rings 59 and are opened outward first It opens, kelly 54 is mutually separated with the slot bottom of guide groove 21 at this time, then mobile to push against block 51 until limited block 52 is supported with all wheel bones 2 Four pull rings 59 are unclamped in touching, and four kellies 54 are just towards 21 slot bottom of guide groove under the elastic restoring force effect of compressed spring 57 It moves and is inserted into location hole 58, to quickly and easily secure the position for pushing against block 51 and limited block 52, limit at this time Block 52 can limit wheel bone 2 and rotate around wheel shaft 1, so that wheel bone 2 can be rotated synchronously with wheel shaft 1.Push against block 51 It can also be directly threadedly attached on wheel shaft, operator, which tightens abutting block 51, can fix the position for pushing against block 51.

Such as Fig. 1 and Fig. 2, one end of rubber wheel band 3 is equipped with extension 31, and the other end is equipped with compensating tank 32, rubber wheel band 3 When both ends are inconsistent, extension 31 is in compensating tank 32, to eliminate the gap between 3 both ends of rubber wheel band.Fastening Part 6 includes two and tenses piece 61 and be fixed therein second elastic chuck 62 tensed on piece 61, and two tension pieces 61 divide It is not fixedly connected on the slot bottom of extension 31 and compensating tank 32, when needing to tense on rubber wheel band 3, forming wheel outer ring, behaviour Author firmly tenses two tensions pieces 61 and makes the both ends of rubber wheel band 3 inconsistent, at this time the on one of tension piece 61 Two elastic chucks 62 pass through another and tense piece 61 and block, thus be quickly and easily connected together the both ends of rubber wheel band 3, It operates quick and convenient.Rubber wheel band 3, which tenses, forms a full circle, and a wheel is collectively formed with all wheel bones 2.Rubber wheel band 3 Thickness be set as 3cm, and several shock relieve vents 33 are offered on rubber wheel band 3 in the width direction.

Such as Fig. 6, it is connected with containing belt 7 on outermost wheel bone 2, after operator stores all wheel bones 2, It can will be connected on containing belt 7 after excessively all wheel bones 2 of one end winding of containing belt 7, so that all wheel bones 2 be tightened Together, reduce the possibility that arbitrarily rotates of wheel bone 2, will wheel bone 2 is stable stores.

Use process: when needing using folding wheel, operator unlocks containing belt 7 first and removes containing belt 7, then will be each Group wheel bone 2 is unfolded respectively along 1 outer rim of wheel shaft and forms a full circle, and the angle between two adjacent groups wheel bone 2 is identical at this time, so Operator is by excessively all wheel bones 2 of 3 winding of rubber wheel band afterwards, and passes through the first elastic chuck 42 for two on each group two wheel bones 2 A connecting plate 41 is fixed up with rubber wheel band 3, then the both ends of rubber wheel band 3 are fastened by fasteners 6, and then operator moves The dynamic block 51 that pushes against makes limited block 52 mobile towards wheel bone 2, limited block 52 by after the abutting of all wheel bones 2, by kelly 54 and The cooperation of location hole 58 is fixed to push against block 51 and limited block 52, and all wheel bones 2 are respectively positioned in embedding slot at this time, thus by each group wheel Bone 2 is fixed with 1 phase of wheel shaft, quickly and easily forms a complete wheel.

When folding wheel is run, L shape connecting plate 41 can by power and be dispersed on each wheel bone 2, and all wheel bones 2 Impact direction is generally aligned in the same plane and is directed to same point, therefore the stability of this folding wheel is also splendid.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (10)

1. a kind of folding wheel, it is characterised in that: including wheel shaft (1), several groups wheel bone (2) and rubber wheel band (3), described in every group Wheel bone (2) be all provided with there are two and the same point symmetry about wheel shaft (1) along its length, wheel bone (2) described in several groups is by outside extremely Interior length is sequentially reduced, and two wheel bones (2) described in same group are connected on rubber wheel band (3) by connector (4)；

When two wheel bones (2) described in each group are unfolded and are connected on rubber wheel band (3) by connector (4), each group institute It states wheel bone (2) and forms a circle far from the one end of wheel shaft (1), the wheel shaft (1) is equipped with limitation each group wheel bone (2) and turns at this time Dynamic locating part (5)；

The rubber wheel band (3) is wound around all one end of wheel bone (2) far from wheel shaft (1) and is fastened by fasteners (6).

2. folding wheel according to claim 1, it is characterised in that: the connector (4) is separate including being connected to wheel bone (2) The connecting plate (41) of wheel shaft (1) one end and the first elastic chuck (42) being arranged on rubber wheel band, first elastic card Head (42), which is fed through connecting plate (41) and contradicts, deviates from the side of rubber wheel band (3) in connecting plate (41).

3. folding wheel according to claim 1, it is characterised in that: the locating part (5) includes being connected on wheel shaft (1) Two abutting blocks (51), two two sides for pushing against block (51) and being located at all wheels bone (2).

4. folding wheel according to claim 3, it is characterised in that: the wheel shaft (1) is pushing against block (51) towards wheel bone (2) A side slip be connected with limited block (52)；

Described in all groups when wheel bone (2) expansion, the limiting slot for each wheel bone (2) insertion is offered on the limited block (52) (521)。

5. folding wheel according to claim 4, it is characterised in that: offer through slot (53), institute on the abutting block (51) It states sliding in through slot (53) to be connected with kelly (54), the kelly (54) is equipped with fixinig plate (55), through slot (53) inner wall It is equipped with limit film (56), is arranged with compressed spring (57) on the kelly (54), the compressed spring (57) is located at limit film (56) between fixinig plate (55), the location hole (58) for kelly (54) insertion is offered on the wheel shaft (1).

6. folding wheel according to claim 5, it is characterised in that: the wheel shaft (1) offers guide groove along its length (21), the kelly (54) sliding, location hole (58) in guide groove (21) is provided with guide groove (21) slot bottom.

7. folding wheel according to claim 5, it is characterised in that: be connected with pull ring (59) on the kelly (54).

8. folding wheel according to claim 1, it is characterised in that: the fasteners (6) include being connected to rubber wheel The tension piece (61) at band (3) both ends, two tension pieces (61) are connected by the second elastic chuck (62).

9. folding wheel according to claim 8, it is characterised in that: one end of the rubber wheel band (3) is equipped with extension (31), the other end is equipped with compensating tank (32), and two tension pieces (61) are respectively arranged in compensating tank (32) and extension (31) on, the extension (31) is in compensating tank (32).

10. folding wheel according to claim 1, it is characterised in that: it further include containing belt (7), the one of the containing belt (7) End is connected on one group of outermost of one of wheel bone (2), is connected to receipts after excessively all wheel bones (2) of other end winding It receives on band (7).