CN2219148Y

CN2219148Y - See-saw with balance regulator

Info

Publication number: CN2219148Y
Application number: CN 95201110
Authority: CN
Inventors: 陈柏洲
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-01-09
Filing date: 1995-01-09
Publication date: 1996-02-07
Anticipated expiration: 2005-01-09

Abstract

The utility model relates to a see-saw with balance regulator. Both ends of the balance bar of the see-saw are respectively provided with a centring frame provided with a driving device inside, and an armchair seat and a grip are fixedly arranged on the centring frame. The guide gearwheel of the driving device is relatively meshed with a tooth guide strip fixed at the bottom of the balance bar. When the pedals pivoted at the both sides of the centring frame are stepped, the centring frame together with the armchair seat pivots on the balance bar under the action of the driving device and the rolling move of the roller in the upper frame of the centring frame to compose a see-saw whose balance can be adjusted.

Description

Seesaw with balance adjusting device

The utility model relates to a kind of sports and amusement equipment, particularly a kind of seesaw with balance adjusting device.

Seesaw is a kind of quite interesting and instructive games.General seesaw is that the central pivot of a long slab strip balance plate is solid on bearing, and making the player who is sitting in the balance plate two ends is that the lifting of fulcrum height swings with the bearing centring point.Yet because the seat of traditional seesaw is to be installed in the balance plate two ends in advance, can't be adjusted, so only can use for the player that weight approximately equates, in case when body weight differed greatly, both just can only heave a sigh by roof boarding, and the aims of education that just lost lever balance to a great extent can't be adjusted in the seat, if two players are for playing games, and be sitting in do not choose a place to give a banquet position place of seesaw arbitrarily, and tumble because of the vibrations of seesaw so quite easily, cause unnecessary damages; In addition, because the child of family differs greatly at few and age now, so, make seesaw can not give full play to its due function of use because of the puzzlement of weight difference distance.

Main purpose of the present utility model is to provide a kind of seesaw with balance adjusting device, and it is adjustable, and location, bed rearrangement position makes the utilization of seesaw balance more convenient.

Another purpose of the present utility model is to provide a kind of seesaw with balance adjusting device, relies on the pedal of back and forth trampling transmission mechanism back and forth, reaches the effect that is equivalent to move by bike.

For achieving the above object, the utility model provides a kind of seesaw with balance adjusting device, and the balancing pole body of rod central authorities of seesaw are pivoted and are positioned at bearing top, and its characteristics are:

Respectively have a posting pivot to be enclosed within on the body of rod at balancing pole two ends, this posting inside is provided with transmission mechanism, and seat and handle are installed in this posting top; Wherein, transmission mechanism is by pedal, crank, initiatively umbrella tooth, driven umbrella tooth, worm screw, worm gear, the tooth sliver of leading gear and being installed in the balancing pole bottom surface constitute,

The parallel equalizer bar pivot of axostylus axostyle is pulled on two holders that the posting inner bottom surface sets firmly at interval, driven umbrella tooth and worm screw then positioned at intervals on this axostylus axostyle, another main shaft pivot is pulled between posting both sides above driven umbrella tooth, and active umbrella tooth and driven umbrella tooth on the main shaft are meshed, again two cranks, one end be pivoted pedal and in addition end be installed in the two ends of main shaft relatively

Power transmission shaft parallel main axis and pivot posting both sides above worm screw of pulling, and the worm gear that is installed on the power transmission shaft is meshed with worm screw, and the adjacent side of worm gear sets firmly one and leads gear, this lead gear just be installed in the tooth sliver engagement of balancing pole bottom surface.When stepping on the pedal that is hubbed on the posting both sides, by the transmission of transmission mechanism, make and lead gear and the tooth sliver is meshing with each other, make posting together with seat at balancing pole horizontal direction pivot shifting movement, and constitute a seesaw balance adjusting device.

Aforesaid seesaw, its characteristics are: posting top sets firmly a rectangle framework, and the both sides at these framework two ends are respectively stretched and established one and stretch sheet, and respectively has a roller to be pivoted to be positioned at and stretch in twos between the sheet, by the end face of roller hub setting, the posting pivot is enclosed within on the balancing pole at balancing pole.Aforesaid seesaw, its characteristics are: the cross section of balancing pole is Shape.

Aforesaid seesaw, its characteristics are: each oblique relatively stretching of the inner peripheral surface two ends, top of posting is established a shovel guide card, with the guiding of corresponding posting and root out dust and dirt.

Aforesaid seesaw, its characteristics are: each sheathed end firmware of balancing pole two ends, to avoid the slippage of posting.

Aforesaid seesaw, its characteristics are: bar is supported in one of the vertical locking of end firmware bottom end face, and has a colloid end cover to be set in to support the bar free end, is convenient to trampling and preferable shock-proof effect being arranged when seesaw is landed of pedal.

Owing to the utlity model has special structural design, so in the use, have following advantage:

1 seat of the present utility model is to be positioned on the posting that can be moved by the transmission mechanism pivot, the user's pedal that can directly trample transmission mechanism is adjusted the position of posting like this, make the seesaw use of can playing for the user of Different Weight, efficiently solve traditional seesaw because of not establishing many shortcomings that balance adjusting device produces.

2 because transmission mechanism of the present utility model is to adopt the worm and wheel engaged transmission, when so the user adjusts the posting position if do not trample the pedal of transmission mechanism, seesaw squint how no matter, posting is not slippage to some extent still, guarantees that with good location transmission effect the user's is safe in utilization.

3 because posting can freely be adjusted its position by user's pushes pedals together with seat, after old family's length can be adjusted a location earlier, the equalization point that allows children attempt adjusting seat position and look for seesaw, training children's equilibrium concept and lever principle promote the exploitation of children's mentality.

4 the utility model are fit to be installed in indoor or outdoors, and except using as seesaw, also have the function of bicycle motion simultaneously concurrently because can back and forth trample back and forth, reach the purpose of training strength of one's legs.

Further specify specific structural features of the present utility model and purpose below in conjunction with accompanying drawing, wherein,

Fig. 1 is the utility model seesaw stereo appearance figure.

Fig. 2 is a three-dimensional exploded view of the present utility model, in order to the correlation between member of the present utility model to be described.

Fig. 3 is a cross section view of the present utility model, in order to component relation and the interaction mode that illustrates that the utility model is assembled.

Fig. 4 is the cross section view of the utility model middle-end firmware and balancing pole combination, in order to the relation that is assembled of explanation end firmware and balancing pole.

Please see shown in each accompanying drawing, the utility model is a kind of seesaw with balance adjusting device, it comprises the posting 10 of tool transmission mechanism 20 in each of two ends of the balancing pole 50 that can be arranged on seesaw, and seat 30 is installed on this posting 10 with handle 18, what rely on transmission mechanism 20 leads gear 27 and tooth sliver 28 engaged transmission that can be installed in balancing pole 50 bottom surfaces, make posting 10 together with seat 30 pivot shifting movement on balancing pole 50, but and constitute the seesaw that a balance is adjusted.

As shown in Figure 1, 2, balancing pole 50 is that the cross section is

The pipe bar of shape and tool suitable length, the middle position pivot of its body of rod are fixed in the U-shaped pivot frame 56 on bearing 54 tops, and making balancing pole 50 can serve as axle swing lifting with pivot frame 56.

And for example shown in Fig. 2,3, posting 10 is an inner rectangle framework that forms accommodation space 11, and the group of corresponding transmission mechanism 20 is established, and two holders 12 vertically are connected with at the bottom of accommodation space 11 side face with appropriate intervals, cooperate

The guiding of shape balancing pole 50, each oblique relatively stretching of the side face two ends, top of accommodation space 11 is established a shovel guide card 13, and has four locating holes 16 to be drilled with at posting 10 end faces four jiaos, sets firmly the location for seat 30 and framework 14; Framework 14 is stretched for each one of both sides at two ends and is provided with the rectangle mask of stretching sheet 142, locating hole 16 corresponding to posting 10, framework 14 relative positions respectively are drilled with a perforation 144, and the roller 15 that a cylinder shape respectively arranged is again taken turns pin 152 by one respectively and worn that pulling is pivoted and be positioned at and stretch 142 of sheets in twos; In addition, the hand-to-arm grip 17 1 end solid weldings of arc are in the top of posting 10 leading edge, and have a handle 18 vertically to provide at hand-to-arm grip 17 other ends;

Seat 30 is set firmly by a column chair post 32 and is positioned on the base plate 31, and corresponding to the locating hole 16 of posting 10, these base plate 31 relative positions respectively are drilled with a perforation 33; Each wears relative perforation 33, locating hole 16, perforation 144 in regular turn with a bolt, and is locked with nut, and seat 30 and framework 14 location are installed on the posting 10.

And for example shown in Fig. 1,2,3, transmission mechanism 20 is by pedal 21, crank 22, initiatively umbrella tooth 23, driven umbrella tooth 24, worm screw 25, worm gear 26, the tooth sliver 28 of leading gear 27 and being installed in balancing pole 50 bottom surfaces constitute, each is placed through in the solid hole 282 of tooth sliver 28 flakes hole form with some bolts, and each balancing pole 50 bottom surface that the tooth sliver 28 of a suitable length is sticked and is positioned bearing 54 both sides, and the tooth portion 282 that makes tooth sliver 28 toothrow shapes is towards the below;

One axostylus axostyle, 242 parallel balancing pole 50 pivots are pulled in two holders 12 of posting 10, and driven umbrella tooth 24 and worm screw 25 are installed on the body of rod of axostylus axostyle 242 at interval, initiatively umbrella tooth 23 is meshed with driven umbrella tooth 24, main shaft 232 pivots that the body of rod is installed on the active umbrella tooth 23 are pulled at the relative position of posting 10 both sides, and respectively there is a crank 22 to be installed in main shaft 232 two ends, crank 22 is held the pedal 21 that respectively is pivoted in addition again, rotate so that pedal 21 can drive main shafts 232 by crank 22 when stepping on, and cooperate the active umbrella tooth 23 of engagement relatively and driven umbrella tooth 24 drive worm screws 25 to rotate;

One power transmission shaft, 262 parallel main axis, 232 pivots are through at the both sides of the posting 10 of worm screw 25 tops, and make the worm gear 26 and worm screw 25 engagements that is installed on the power transmission shaft 262, and the gear 27 of leading of another commutating tooth wheel shape is installed on power transmission shaft 262 bodies of rod of worm gear 26 adjacent sides; The two ends of balancing pole 50, each posting 10 with an installing seat 30 and transmission mechanism 20 is nested with and is positioned at balancing pole 50 two ends nearsides, and wherein, roller 15 just is pressed against balancing pole 50 end faces, meshes and lead gear 27 tooth slivers 28 proper and balancing pole 50 bottom surfaces; Roll guiding by the roller 15 and the cunning of shovel guide card 13, and cooperate the transmission of transmission mechanism 20, so that posting 10, forms the seesaw of an adjustment balance together with seat 30 running fix on balancing pole 50;

Be sitting in the seat 30 of seesaw as the user after, the user can directly trample rotation pedal 21 and since the transmission of transmission mechanism 20 with lead gear 27, tooth sliver 28 is meshed, and cooperate roller 15 and The cunning of shape balancing pole 50 end faces is rolled guiding, can adjust posting 10 and seat 30 positions arbitrarily, for the user of the Different Weight use of playing, the shovel guide card 13 of posting 10 is except that the location guiding that can supply posting 10 and preventing that roller 15 laying dusts are dirty again, also can when posting 10 pivots move, root out the dust incrustation of balancing pole 50 end faces, guarantee that effectively the flat smooth pivot of posting 10 moves.

As Fig. 1, shown in 4, for the slippage of avoiding posting 10 with make things convenient for trampling of pedal 21, respectively there is an end firmware 40 to be positioned at balancing pole 50 two ends, wherein, end firmware 40 is rectangular sleeve plug structures, be positioned at balancing pole 50 two ends by card post 44 with balancing pole 50 corresponding hole clipping 52 relative clips, and there are a blob of viscose 41 pads to be located at end firmware 40 top leading edges, when posting 10 to end firmware 40 move by and when collision, shock-absorbing preferably, there is one to support bar 42 vertical lockings on end firmware 40 lower surfaces again, and has colloid end cover 43 to be set in a free end that supports bar 42, to make things convenient for trampling and preferable shock-proof effect being arranged when seesaw is landed of pedal 21.

Claims

1 one kinds of seesaws with balance adjusting device, the balancing pole body of rod middle position of seesaw is pivoted and is positioned at bearing top, it is characterized in that:

Respectively have a posting pivot to be enclosed within on the body of rod at balancing pole two ends, the tool transmission mechanism is established in this posting inside, and seat and handle are installed in this posting top; Wherein, transmission mechanism is by pedal, crank, initiatively umbrella tooth, driven umbrella tooth, worm screw, worm gear, the tooth sliver of leading gear and being installed in the balancing pole bottom surface constitute,

Power transmission shaft parallel main axis and pivot are pulled between the posting both sides above worm screw, and make and be installed in the worm gear that passes on the axle and be meshed with worm screw, and the adjacent side of worm gear sets firmly one and leads gear, and this is led gear and just meshes with the tooth sliver that is installed in the balancing pole bottom surface.

2 seesaws according to claim 1, it is characterized in that: posting top sets firmly a rectangle framework, and the both sides at these framework two ends are respectively stretched and established one and stretch sheet, and respectively has a roller to be pivoted to be positioned at and stretch in twos between the sheet, by the end face of roller hub setting, the posting pivot is enclosed within on the balancing pole at balancing pole.

3 seesaws according to claim 1 is characterized in that: the cross section of balancing pole is

Shape.

4 seesaws according to claim 1 is characterized in that: each oblique relatively stretching of the inner peripheral surface two ends, top of posting is established a shovel guide card, with the guiding of corresponding posting and root out dust and dirt.

5 according to claim 1 or 4 described seesaws, it is characterized in that: each sheathed end firmware of balancing pole two ends, and to avoid the slippage of posting.

6 seesaws according to claim 1 is characterized in that: bar is supported in one of the vertical locking of end firmware bottom end face, and has a colloid end cover to be set in to support the bar free end, is convenient to trampling and preferable shock-proof effect being arranged when seesaw is landed of pedal.