CN109200589B - Seesaw capable of improving safety performance - Google Patents

Abstract

The invention relates to a seesaw, in particular to a seesaw capable of improving safety performance. The technical problem to be solved is as follows: provided is a seesaw which enables two children with large weight difference to play together and has good safety performance and improved safety performance. The technical scheme of the invention is as follows: a seesaw capable of improving safety performance comprises a support, a bolt, a swing rod, a moving rod and the like; the support is fixed subaerial through the bolt of controlling both sides, and support rear side upper portion rotary type is connected with the swinging arms, and the swinging arms is controlled both to be opened there is the elongated hole, and the elongated hole interpolation has the carriage release lever, evenly opens on the carriage release lever and has a plurality of first jacks. According to the seesaw, the first inserting rod is pulled downwards by a child, so that the first inserting rod does not block the moving rod any more, then the seat plate is pulled rightwards to a proper position, then the first inserting rod is released, the first spring drives the first inserting rod to move upwards to fix the moving rod, and therefore the two children with large weight difference can play the seesaw together by adjusting the length of the moving rod.

Description

Seesaw capable of improving safety performance

Technical Field

The invention relates to a seesaw, in particular to a seesaw capable of improving safety performance.

Background

In current park, the most all can be equipped with the seesaw and supply children's amusement of playing, play the seesaw with the little partner and be the very important part of many people childhood memory together, at the in-process of playing the seesaw, children all can touch a same problem, think many times and play with own good friends together, but because two people's weight differs great, the one that the weight is lighter is very easily by the perk that makes progress suddenly, the one that the weight is heavier can not be by the perk, make two people can not be fine enjoy the enjoyment of seesaw, and current seesaw does not have any protection tool, children can only prevent oneself to drop by grabbing the pole, the security performance is relatively poor, the accident appears easily.

Disclosure of Invention

In order to overcome the defects that two children with large weight difference can not play together and the safety performance is poor in the traditional seesaw, the technical problem to be solved is as follows: provided is a seesaw which enables two children with large weight difference to play together and has good safety performance and improved safety performance.

The technical scheme of the invention is as follows: a seesaw capable of improving safety performance comprises a support, bolts, a swing rod, a movable rod, an adjusting mechanism, a seat plate, a rear safety belt, a return block, a cross rod, a front safety belt and a round head clamping rod, wherein the support is fixed on the ground through the bolts on the left side and the right side, the upper part of the rear side of the support is rotatably connected with the swing rod, elongated holes are formed in the left side and the right side of the swing rod, the movable rod is inserted in the elongated holes, a plurality of first jacks are uniformly formed in the movable rod, the adjusting mechanism is inserted outside the movable rod and comprises a first insertion rod and a first spring, grooves are formed in the outer sides of the tops of the elongated holes on the left side and the right side, first through holes are formed in the left side and the right side of the bottom of the swing rod, the grooves, the first through holes and the first jacks on the outermost side are located on the same vertical line, the first insertion rod is inserted in the first through holes, the first insertion rod sequentially penetrates through, first inserted bar upper portion is located the recess, first inserted bar top left and right sides all is connected with first spring, the bottom outside at the swinging arms is connected to the upper end of first spring, the swinging arms outer end is connected with the bedplate, top and the contact in the swinging arms top outside in the bedplate, the inboard rear portion of bedplate is connected with the back safety belt, the inner rotary type of back safety belt is connected with the piece of returning, be connected with the horizontal pole between top and the interior bottom in the piece of returning, open at the horizontal pole middle part has first draw-in groove, the inboard front portion of bedplate is connected with preceding safety belt, preceding safety belt front side evenly is equipped with a plurality of button head kellies, the button head kellies can cooperate.

In one of them embodiment, still including the guide rail, the second spring, the sliding sleeve, remove the post, the connecting block, cloth and first kelly, the swing arm front and back both sides are all embedded to be equipped with the guide rail about two, sliding connection has two sliding sleeves on the guide rail, the sliding sleeve outside is connected with the second spring, the outer end of second spring is connected at the guide rail inner wall, two sliding sleeve bottoms of both sides all are connected with the removal post about the front and back both sides, be equipped with the connecting block on the removal post, the connecting block inboard in the outside is connected with the cloth, the cloth inboard evenly is equipped with a plurality of first kellies, evenly open on the inboard removal post has a plurality of second draw-in grooves, the second draw-in groove is located the connecting block inboard, first kelly.

In one embodiment, the device further comprises a fixed rod, the lower parts of the left side and the right side of the support are both connected with the fixed rod, the fixed rod is located below the swinging rod, and a sliding groove is formed in the fixed rod.

In one embodiment, the sliding device further comprises a sliding rod, a moving block, a third spring and a second inserted bar, the sliding rod is connected in the sliding groove in a sliding mode, the top end of the sliding rod is connected to the bottom of the swinging rod, a plurality of second insertion holes are uniformly formed in the sliding rod, the moving block is sleeved on the upper portion of the sliding rod, a second through hole is formed in the left portion of the moving block, the upper portion of the sliding rod penetrates through the second through hole, a small hole is formed in the lower portion of the moving block, the small hole and the second insertion hole below are located on the same horizontal line, the second inserted bar is inserted into the small hole, the second inserted bar penetrates through the second insertion hole below, the right portion of the second inserted bar is located in the small hole, the upper portion of the second inserted bar penetrates through the upper portion of the moving block, the upper portion of the second inserted bar is located in front of the sliding rod, the.

When a child wants to play with the seesaw, the child A and the child B can respectively walk to the left and the right of the seesaw, if the weight of the child A exceeds the weight of the child B, according to the lever principle, the child B can pull the first insertion rod downwards by using the left hand, the first spring is stretched along with the first insertion rod, when the first insertion rod moves downwards to the first insertion hole which is not positioned at the outermost side, the child B can stop pulling the first insertion rod downwards and keep the position of the first insertion rod unchanged by using the hand, then the moving rod is driven to move rightwards by pulling the right hand to drive the moving rod to move rightwards, when the moving rod moves rightwards to a proper position, the child B can stop pulling the seat plate rightwards, then the first insertion rod is loosened, the first spring drives the first insertion rod to move upwards to pass through the first insertion hole, the first insertion hole and the groove at the inner side along with the first insertion rod, so that the position of the moving rod, after the adjustment is finished, the child A and the child B can be respectively seated on the seat boards on the left side and the right side, so that the waist is positioned between the front safety belt and the rear safety belt, the front safety belt penetrates through the return block, the first clamping groove is matched with the round-head clamping rod according to the thickness of the waist, the effect of binding the safety belt is achieved, the protection effect is achieved, after the safety belt is bound, the child A and the child B can be mutually matched to play a seesaw, the left part and the right part of the swing rod sequentially swing up and down, when the child does not want to play, the child can firstly enable the seesaw to be relatively balanced, the left part and the right part of the swing rod stop swinging, then the round-head clamping rod is pulled out from the first clamping groove, the child A and the swing rod are not clamped to be matched, the front safety belt is pulled out from the return block, the waist is not bound by the safety belt, then the child B can be taken down from the, children A can repeat the position that the carriage release lever was adjusted to above-mentioned step, adjusts the back that finishes, and the safety belt has been tied up to two children's above-mentioned step of repetition again, and then begin again play the seesaw can, so through using this seesaw, not only make two children that the weight differs great can play together, enjoy the enjoyment of playing the seesaw jointly, can also guarantee children's safety, avoid children to fall down from the seesaw suddenly at the in-process of playing.

After the safety belt is tied up by children, the children can firstly pull out the first clamping rod from the second clamping groove to ensure that the cloth strip is not fixed any more, then pull the moving column outwards, the moving column moves outwards to drive the cloth strip to move outwards through the connecting block, the second spring is compressed, the sliding sleeve and the guide rail play a role in guiding the moving column, when the moving column moves outwards to a proper position, the children can stop pulling the moving column outwards and keep the current position of the moving column unchanged, then put the legs between the two moving columns, then loosen the moving column, the second spring drives the moving column to move inwards to reset through the sliding sleeve, then clamp the first clamping rod in the second clamping groove to ensure that the cloth strip is fixed, thereby achieving the effect of the legs of the children, then the children can start to play a seesaw, when the children do not want to play, the children can firstly pull out the first clamping rod from the second clamping groove, the legs are taken out from the space between the two movable columns, then the safety belt is unfastened by repeating the steps, and finally the legs are bound up and down from the seat plate, so that the legs of the children are prevented from being collided and injured in the process of playing the seesaw, and the safety of the seesaw is further improved.

In the process of playing with the seesaw by the children, the left and right parts of the oscillating rod sequentially swing up and down, when the oscillating rod rotates to the bottom of the oscillating rod to be in contact with the fixed rods, the fixed rods on the left and right sides can play a role in buffering and damping, the oscillating rod is prevented from suddenly rotating downwards under the action of the gravity of the children to be in contact friction with the support, and the service life of the seesaw is prolonged.

If the children are afraid of the overhigh swing of the seesaw, the second insertion rod can be moved outwards firstly to ensure that the second insertion rod is not positioned in the small hole any more, the third spring is stretched along with the third spring, the moving block is driven to move downwards by moving the second insertion rod downwards, when the moving block moves downwards to a proper position, the children can stop moving the second insertion rod downwards and then loosen the second insertion rod, the third spring drives the second insertion rod to move inwards to be inserted into the small hole below to achieve the effect of fixing the moving block, if the children want to play more intensely, the children can move the second insertion rod outwards firstly and then move the moving block upwards to a proper position by moving the second insertion rod upwards, then the second insertion rod is loosened, the third spring drives the second insertion rod to move inwards to be inserted into the small hole above along with the third insertion rod to achieve the effect of fixing the moving block, so that the swing radian of the swinging rod can be adjusted according to the requirements of the children, the seesaw is prevented from swinging too high or too low to influence the playing pleasure of children, then the children can repeat the steps to play the seesaw, the left and right parts of the swing rod sequentially swing up and down in the process of playing the seesaw, the slide rod slides up and down along with the swing rod, the slide groove plays a guiding role for the slide rod, when the children do not want to play, the seesaw can be firstly relatively balanced, the swing rod stops swinging along with the swing rod, the slide rod stops sliding up and down along with the swing rod, and then the children can play the seesaw.

The beneficial effects are that: according to the seesaw, the first inserting rod is pulled downwards by a child, so that the first inserting rod does not clamp the moving rod any more, then the seat plate is pulled rightwards to a proper position, then the first inserting rod is released, and the first spring drives the first inserting rod to move upwards to fix the moving rod, so that two children with large weight difference can play the seesaw together by adjusting the length of the moving rod; the front safety belt penetrates through the returning block by children, and the round-head clamping rod is clamped in the first clamping groove, so that the effect of binding the safety belt is achieved, and the children can be prevented from falling off accidentally; the fixed rod is arranged, so that the swing rod is buffered and damped, and the service life of the seesaw is prolonged; therefore, by using the seesaw, children can play without worrying about the weight difference under the condition of ensuring safety.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is an enlarged schematic view of the adjusting mechanism of the present invention.

Fig. 3 is an enlarged schematic view of the structure of the present invention a.

FIG. 4 is an enlarged schematic view of the present invention B.

In the reference symbols: 1 … ground, 2 … support, 3 … bolt, 4 … swinging rod, 5 … long hole, 501 … moving rod, 6 … first insertion hole, 7 … adjusting mechanism, 701 … groove, 702 … first through hole, 703 … first insertion rod, 704 … first spring, 8 … seat plate, 9 … rear safety belt, 10 … clip, 11 … first slot, 12 … cross bar, 13 … front safety belt, 14 … round-head clamping rod, 15 … guide rail, 16 … second spring, 17 … sliding sleeve, 18 … moving column, 19 … connecting block, 20 … cloth, 21 … first clamping rod, 22 … second slot, 23 … fixing rod, 24 … sliding groove, 25 … sliding rod, 26 … second insertion hole, 27 …, 28 … second through hole, 29 … small hole, 30 … third spring, … second insertion rod.

Detailed Description

The invention will be further described with reference to examples of embodiments shown in the drawings to which the invention is attached.

Example 1

A seesaw capable of improving safety performance is disclosed, as shown in FIGS. 1-4, comprising a support 2, a bolt 3, a swing rod 4, a moving rod 501, an adjusting mechanism 7, a seat plate 8, a rear safety belt 9, a clip block 10, a cross bar 12, a front safety belt 13 and a round-head clamping bar 14, wherein the support 2 is fixed on the ground 1 through the bolts 3 on the left and right sides, the upper portion of the rear side of the support 2 is rotatably connected with the swing rod 4, the left and right sides of the swing rod 4 are respectively provided with an elongated hole 5, the moving rod 501 is inserted in the elongated hole 5, the moving rod 501 is uniformly provided with a plurality of first jacks 6, the adjusting mechanism 7 is inserted outside the moving rod 501, the adjusting mechanism 7 comprises a first inserting rod and a first spring 704, the outer sides of the inner tops of the elongated holes 5 on the left and right sides are respectively provided with a groove 701, the left and right sides of the bottom of the swing rod 4 are respectively provided with a first through hole 702, the grooves 701, the first through holes 702 and, first inserted bar 703 has been inserted in first through-hole 702, first inserted bar 703 passes first through-hole 702 in proper order, first jack 6 and recess 701 in the outside, first inserted bar 703 upper portion is located recess 701, first inserted bar 703 top left and right sides all is connected with first spring 704, the bottom outside at swinging arms 4 is connected to the upper end of first spring 704, 501 outer end in the moving rod is connected with bedplate 8, top and the contact of the 4 top outsides of swinging arms 4 in the bedplate 8, 8 inboard rear portions in bedplate are connected with back safety belt 9, the inner rotary type of back safety belt 9 is connected with return block 10, be connected with horizontal pole 12 between top and the interior bottom in return block 10, open at horizontal pole 12 middle part has first draw-in groove 11, 8 inboard front portions in bedplate are connected with preceding safety belt 13, preceding safety belt 13 front side evenly is equipped with a plurality of button head kelly 14, button head kelly 14 can cooperate with first draw-in groove 11.

Example 2

A seesaw capable of improving safety performance is disclosed, as shown in FIGS. 1-4, comprising a support 2, a bolt 3, a swing rod 4, a moving rod 501, an adjusting mechanism 7, a seat plate 8, a rear safety belt 9, a clip block 10, a cross bar 12, a front safety belt 13 and a round-head clamping bar 14, wherein the support 2 is fixed on the ground 1 through the bolts 3 on the left and right sides, the upper portion of the rear side of the support 2 is rotatably connected with the swing rod 4, the left and right sides of the swing rod 4 are respectively provided with an elongated hole 5, the moving rod 501 is inserted in the elongated hole 5, the moving rod 501 is uniformly provided with a plurality of first jacks 6, the adjusting mechanism 7 is inserted outside the moving rod 501, the adjusting mechanism 7 comprises a first inserting rod and a first spring 704, the outer sides of the inner tops of the elongated holes 5 on the left and right sides are respectively provided with a groove 701, the left and right sides of the bottom of the swing rod 4 are respectively provided with a first through hole 702, the grooves 701, the first through holes 702 and, first inserted bar 703 has been inserted in first through-hole 702, first inserted bar 703 passes first through-hole 702 in proper order, first jack 6 and recess 701 in the outside, first inserted bar 703 upper portion is located recess 701, first inserted bar 703 top left and right sides all is connected with first spring 704, the bottom outside at swinging arms 4 is connected to the upper end of first spring 704, 501 outer end in the moving rod is connected with bedplate 8, top and the contact of the 4 top outsides of swinging arms 4 in the bedplate 8, 8 inboard rear portions in bedplate are connected with back safety belt 9, the inner rotary type of back safety belt 9 is connected with return block 10, be connected with horizontal pole 12 between top and the interior bottom in return block 10, open at horizontal pole 12 middle part has first draw-in groove 11, 8 inboard front portions in bedplate are connected with preceding safety belt 13, preceding safety belt 13 front side evenly is equipped with a plurality of button head kelly 14, button head kelly 14 can cooperate with first draw-in groove 11.

Still including guide rail 15, second spring 16, the sliding sleeve 17, remove post 18, connecting block 19, cloth 20 and first kelly 21, swing arm 4 front and back both sides are controlled two and are all embedded guide rail 15 that is equipped with, sliding connection has two sliding sleeves 17 on guide rail 15, the sliding sleeve 17 outside is connected with second spring 16, the outer end of second spring 16 is connected at the 15 inner walls of guide rail, two sliding sleeve 17 bottoms of both sides all are connected with and remove post 18 around, be equipped with connecting block 19 on removing post 18, the connecting block 19 inboard in the outside is connected with cloth 20, cloth 20 inboard evenly is equipped with a plurality of first kellies 21, evenly open on inboard removal post 18 has a plurality of second draw-in grooves 22, second draw-in groove 22 is located connecting block 19 inboardly, first kelly 21 cooperates with second draw-in groove 22.

Example 3

A seesaw capable of improving safety performance is disclosed, as shown in FIGS. 1-4, comprising a support 2, a bolt 3, a swing rod 4, a moving rod 501, an adjusting mechanism 7, a seat plate 8, a rear safety belt 9, a clip block 10, a cross bar 12, a front safety belt 13 and a round-head clamping bar 14, wherein the support 2 is fixed on the ground 1 through the bolts 3 on the left and right sides, the upper portion of the rear side of the support 2 is rotatably connected with the swing rod 4, the left and right sides of the swing rod 4 are respectively provided with an elongated hole 5, the moving rod 501 is inserted in the elongated hole 5, the moving rod 501 is uniformly provided with a plurality of first jacks 6, the adjusting mechanism 7 is inserted outside the moving rod 501, the adjusting mechanism 7 comprises a first inserting rod and a first spring 704, the outer sides of the inner tops of the elongated holes 5 on the left and right sides are respectively provided with a groove 701, the left and right sides of the bottom of the swing rod 4 are respectively provided with a first through hole 702, the grooves 701, the first through holes 702 and, first inserted bar 703 has been inserted in first through-hole 702, first inserted bar 703 passes first through-hole 702 in proper order, first jack 6 and recess 701 in the outside, first inserted bar 703 upper portion is located recess 701, first inserted bar 703 top left and right sides all is connected with first spring 704, the bottom outside at swinging arms 4 is connected to the upper end of first spring 704, 501 outer end in the moving rod is connected with bedplate 8, top and the contact of the 4 top outsides of swinging arms 4 in the bedplate 8, 8 inboard rear portions in bedplate are connected with back safety belt 9, the inner rotary type of back safety belt 9 is connected with return block 10, be connected with horizontal pole 12 between top and the interior bottom in return block 10, open at horizontal pole 12 middle part has first draw-in groove 11, 8 inboard front portions in bedplate are connected with preceding safety belt 13, preceding safety belt 13 front side evenly is equipped with a plurality of button head kelly 14, button head kelly 14 can cooperate with first draw-in groove 11.

Still including guide rail 15, second spring 16, the sliding sleeve 17, remove post 18, connecting block 19, cloth 20 and first kelly 21, swing arm 4 front and back both sides are controlled two and are all embedded guide rail 15 that is equipped with, sliding connection has two sliding sleeves 17 on guide rail 15, the sliding sleeve 17 outside is connected with second spring 16, the outer end of second spring 16 is connected at the 15 inner walls of guide rail, two sliding sleeve 17 bottoms of both sides all are connected with and remove post 18 around, be equipped with connecting block 19 on removing post 18, the connecting block 19 inboard in the outside is connected with cloth 20, cloth 20 inboard evenly is equipped with a plurality of first kellies 21, evenly open on inboard removal post 18 has a plurality of second draw-in grooves 22, second draw-in groove 22 is located connecting block 19 inboardly, first kelly 21 cooperates with second draw-in groove 22.

The device is characterized by further comprising a fixing rod 23, the lower portion of the left side and the lower portion of the right side of the support 2 are both connected with the fixing rod 23, the fixing rod 23 is located below the oscillating rod 4, and a sliding groove 24 is formed in the fixing rod 23.

Example 4

A seesaw capable of improving safety performance is disclosed, as shown in FIGS. 1-4, comprising a support 2, a bolt 3, a swing rod 4, a moving rod 501, an adjusting mechanism 7, a seat plate 8, a rear safety belt 9, a clip block 10, a cross bar 12, a front safety belt 13 and a round-head clamping bar 14, wherein the support 2 is fixed on the ground 1 through the bolts 3 on the left and right sides, the upper portion of the rear side of the support 2 is rotatably connected with the swing rod 4, the left and right sides of the swing rod 4 are respectively provided with an elongated hole 5, the moving rod 501 is inserted in the elongated hole 5, the moving rod 501 is uniformly provided with a plurality of first jacks 6, the adjusting mechanism 7 is inserted outside the moving rod 501, the adjusting mechanism 7 comprises a first inserting rod and a first spring 704, the outer sides of the inner tops of the elongated holes 5 on the left and right sides are respectively provided with a groove 701, the left and right sides of the bottom of the swing rod 4 are respectively provided with a first through hole 702, the grooves 701, the first through holes 702 and, first inserted bar 703 has been inserted in first through-hole 702, first inserted bar 703 passes first through-hole 702 in proper order, first jack 6 and recess 701 in the outside, first inserted bar 703 upper portion is located recess 701, first inserted bar 703 top left and right sides all is connected with first spring 704, the bottom outside at swinging arms 4 is connected to the upper end of first spring 704, 501 outer end in the moving rod is connected with bedplate 8, top and the contact of the 4 top outsides of swinging arms 4 in the bedplate 8, 8 inboard rear portions in bedplate are connected with back safety belt 9, the inner rotary type of back safety belt 9 is connected with return block 10, be connected with horizontal pole 12 between top and the interior bottom in return block 10, open at horizontal pole 12 middle part has first draw-in groove 11, 8 inboard front portions in bedplate are connected with preceding safety belt 13, preceding safety belt 13 front side evenly is equipped with a plurality of button head kelly 14, button head kelly 14 can cooperate with first draw-in groove 11.

Still including guide rail 15, second spring 16, the sliding sleeve 17, remove post 18, connecting block 19, cloth 20 and first kelly 21, swing arm 4 front and back both sides are controlled two and are all embedded guide rail 15 that is equipped with, sliding connection has two sliding sleeves 17 on guide rail 15, the sliding sleeve 17 outside is connected with second spring 16, the outer end of second spring 16 is connected at the 15 inner walls of guide rail, two sliding sleeve 17 bottoms of both sides all are connected with and remove post 18 around, be equipped with connecting block 19 on removing post 18, the connecting block 19 inboard in the outside is connected with cloth 20, cloth 20 inboard evenly is equipped with a plurality of first kellies 21, evenly open on inboard removal post 18 has a plurality of second draw-in grooves 22, second draw-in groove 22 is located connecting block 19 inboardly, first kelly 21 cooperates with second draw-in groove 22.

The device is characterized by further comprising a fixing rod 23, the lower portion of the left side and the lower portion of the right side of the support 2 are both connected with the fixing rod 23, the fixing rod 23 is located below the oscillating rod 4, and a sliding groove 24 is formed in the fixing rod 23.

Also comprises a slide bar 25 and a moving block 27, a third spring 30 and a second inserted link 31, a sliding rod 25 is connected in the sliding groove 24 in a sliding manner, the top end of the sliding rod 25 is connected to the bottom of the swinging rod 4, a plurality of second insertion holes 26 are uniformly formed in the sliding rod 25, a moving block 27 is sleeved on the upper portion of the sliding rod 25, a second through hole 28 is formed in the left portion of the moving block 27, the upper portion of the sliding rod 25 penetrates through the second through hole 28, a small hole 29 is formed in the lower portion of the moving block 27, the small hole 29 and the lower second insertion hole 26 are located on the same horizontal line, a second inserted link 31 is inserted into the small hole 29, the second inserted link 31 penetrates through the lower second insertion hole 26, the right portion of the second inserted link 31 is located in the small hole 29, the upper portion of the moving block 27 penetrates through the upper portion of the second inserted link 31, the upper portion of the second inserted link 31 is located in front of the sliding rod 25, the left wall of the second inserted link 31 on the left side.

When a child wants to play with the seesaw, the child a and the child B can respectively walk to the left and right of the seesaw, if the weight of the child a exceeds the weight of the child B, according to the lever principle, the child B can pull the first insertion rod 703 downwards with the left hand, the first spring 704 is stretched accordingly, when the first insertion rod 703 moves downwards to the first insertion hole 6 which is no longer located at the outermost side, the child B can stop pulling the first insertion rod 703 downwards and keep the position unchanged with the hand, and then pull the seat plate 8 with the right hand to the right to drive the moving rod 501 to move rightwards, when the moving rod 501 moves rightwards to the proper position, the child B can stop pulling the seat plate 8 rightwards, and then release the first insertion rod 703, the first spring 704 drives the first insertion rod 703 to move upwards to pass through the first insertion hole 702, the first insertion hole 6 at the inner side and the groove 701, so that the position of the moving rod 501 is fixed, thereby achieving the effect of fixing the seat board 8, after the adjustment is finished, the children A and the children B can respectively sit on the seat boards 8 at the left side and the right side, so that the waist body is positioned between the front safety belt 13 and the rear safety belt 9, then the front safety belt 13 passes through the loop block 10, and the first clamping groove 11 is matched with the round-head clamping rod 14 according to the thickness of the waist, thereby achieving the effect of binding the safety belt, playing a protection role, after the safety belt is bound, the children A and the children B can mutually match to start playing a seesaw, the left side and the right side of the swing rod 4 sequentially swing up and down, when the children do not want to play, the children can firstly lead the seesaw to be relatively balanced, the left side and the right side of the swing rod 4 stop swinging along with the seesaw, then the round-head clamping rod 14 is pulled out from the first clamping groove 11, so that the two are not clamped and matched with each other, then the front safety belt 13 is pulled out from, then from the bedplate 8 from top to bottom can, if children B's weight surpasss children A more, children A can repeat above-mentioned step regulation carriage release lever 501's position, the back of finishing adjusting, two children repeat above-mentioned step again and tie up the safety belt, it can to begin to play the seesaw again after that, so through using this seesaw, not only make two children that the weight differs great can play together, enjoy the enjoyment of playing the seesaw jointly, can also guarantee children's safety, avoid children to fall down from the seesaw suddenly in the in-process of playing.

After the child ties the safety belt, the child can firstly pull out the first clamping rod 21 from the second clamping groove 22, so that the cloth strip 20 is not fixed any more, then pull the moving column 18 outwards, the moving column 18 moves outwards and drives the cloth strip 20 to move outwards through the connecting block 19, the second spring 16 is compressed accordingly, the sliding sleeve 17 and the guide rail 15 play a role in guiding the moving column 18, when the moving column 18 moves outwards to a proper position, the child can stop pulling the moving column 18 outwards and keep the current position of the moving column 18 unchanged, then place the leg between the two moving columns 18, then loosen the moving column 18, the second spring 16 drives the moving column 18 to move inwards through the sliding sleeve 17 to reset, then clamp the first clamping rod 21 in the second clamping groove 22, so that the cloth strip 20 is fixed, the effect of the leg of the child is achieved, then the child can start playing a seesaw, when the child does not want to play, children can pull out first kelly 21 from second draw-in groove 22 earlier, take out the leg from between two removal posts 18 again, then repeat preceding the step unties the safety belt, at last from bedplate 8 from top to bottom can, so make children's shank tied up, prevent to collide with the injury at the in-process leg of playing the seesaw, further improved the security of seesaw.

In the process of playing the seesaw by the children, the left and right parts of the swing rod 4 sequentially swing up and down, when the swing rod 4 rotates to the bottom of the swing rod to be contacted with the fixed rods 23, the fixed rods 23 on the left and right sides can play a role in buffering and damping, the swing rod 4 is prevented from suddenly rotating downwards under the action of the gravity of the children to be contacted and rubbed with the support 2, and the service life of the seesaw is prolonged.

If the child is afraid of the fact that the seesaw swings too high, the second insertion rod 31 can be moved outwards firstly, so that the second insertion rod 31 is not located in the small hole 29 any more, the third spring 30 is stretched accordingly, then the moving block 27 is driven to move downwards by moving the second insertion rod 31 downwards, when the moving block 27 moves downwards to a proper position, the child can stop moving the second insertion rod 31 downwards, then the second insertion rod 31 is loosened, the third spring 30 drives the second insertion rod 31 to move inwards to be inserted into the small hole 29 below, the effect of fixing the moving block 27 is achieved, if the child wants to play more intensely, the child can firstly move the second insertion rod 31 outwards, then move the second insertion rod 31 upwards to drive the moving block 27 to move upwards to a proper position, then the second insertion rod 31 is loosened, then the third spring 30 drives the second insertion rod 31 to move inwards to be inserted into the small hole 29 above, the effect of fixed movable block 27 is reached, so children can adjust the wobbling radian size of swinging arms 4 according to self demand, prevent that swinging arms 4 from swinging too high or low excessively, influence children's enjoyment of playing, children can repeat the preceding step and play the seesaw after that, and in the in-process of playing the seesaw, two parts are up and down swung in proper order about swinging arms 4, and slide bar 25 slides from top to bottom thereupon, and spout 24 plays the guide effect to slide bar 25, when children do not want to play, can let the seesaw come down relatively earlier, and swinging arms 4 stop the swing thereupon, and slide bar 25 stops the up and down slip thereupon, and then from bedplate 8 can.

It should be understood that this example is only for illustrating the present invention and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.

Claims (1)

1. A seesaw capable of improving safety performance comprises a support (2), bolts (3), a swing rod (4), a moving rod (501), an adjusting mechanism (7) and a seat plate (8), wherein the support (2) is fixed on the ground (1) through the bolts (3) on the left side and the right side, the upper portion of the rear side of the support (2) is rotatably connected with the swing rod (4), elongated holes (5) are formed in the left side and the right side of the swing rod (4), the moving rod (501) is inserted in the elongated holes (5), a plurality of first jacks (6) are uniformly formed in the moving rod (501), the adjusting mechanism (7) is inserted outside the moving rod (501), the outer end of the moving rod (501) is connected with the seat plate (8), the inner top of the seat plate (8) is in contact with the outer side of the top of the swing rod (4), and the seesaw is characterized by further comprising a rear safety belt (9), a clip block (10), a cross rod (12), a front safety belt (13), the adjusting mechanism (7) comprises a first inserting rod (703) and a first spring (704), the outer sides of the inner tops of the elongated holes (5) on the left side and the right side are respectively provided with a groove (701), the left side and the right side of the bottom of the swinging rod (4) are respectively provided with a first through hole (702), the grooves (701), the first through holes (702) and the first inserting holes (6) on the outermost sides are positioned on the same vertical line, the first inserting rod (703) is inserted into the first through holes (702), the first inserting rod (703) sequentially penetrates through the first through holes (702), the first inserting holes (6) on the outermost sides and the grooves (701), the upper part of the first inserting rod (703) is positioned in the grooves (701), the left side and the right side of the top of the first inserting rod (704) are respectively connected with the first spring (704), the upper end of the first spring (704) is connected to the outer side of the bottom of the swinging rod (4), the rear safety belt (9) is connected with the rear safety belt (9, a cross rod (12) is connected between the inner top and the inner bottom of the circular block (10), a first clamping groove (11) is formed in the middle of the cross rod (12), a front safety belt (13) is connected to the front portion of the inner side of the seat plate (8), a plurality of round-head clamping rods (14) are uniformly arranged on the front side of the front safety belt (13), and the round-head clamping rods (14) can be matched with the first clamping groove (11); the cloth rack is characterized by further comprising a guide rail (15), a second spring (16), sliding sleeves (17), a moving column (18), a connecting block (19), a cloth strip (20) and a first clamping rod (21), wherein the guide rail (15) is embedded in the left and right parts of the front and back sides of the swinging rod (4), the two sliding sleeves (17) are connected on the guide rail (15) in a sliding manner, the second spring (16) is connected to the outer side of each sliding sleeve (17), the outer end of the second spring (16) is connected to the inner wall of the guide rail (15), the moving columns (18) are connected to the bottoms of the two sliding sleeves (17) on the left and right sides of the front and back sides, the connecting block (19) is arranged on each moving column (18), the cloth strip (20) is connected to the inner side of the connecting block (19) on the outer side, the plurality of first clamping rods (21) are uniformly arranged on the inner side of each moving column (18), the, the first clamping rod (21) is matched with the second clamping groove (22); the support is characterized by further comprising a fixed rod (23), the lower parts of the left side and the right side of the support (2) are both connected with the fixed rod (23), the fixed rod (23) is positioned below the oscillating rod (4), and a sliding groove (24) is formed in the fixed rod (23); the sliding device is characterized by further comprising a sliding rod (25), a moving block (27), a third spring (30) and a second inserted bar (31), the sliding groove (24) is internally connected with the sliding rod (25) in a sliding manner, the top end of the sliding rod (25) is connected to the bottom of the swinging rod (4), the sliding rod (25) is uniformly provided with a plurality of second insertion holes (26), the upper portion of the sliding rod (25) is sleeved with the moving block (27), the left portion of the moving block (27) is provided with a second through hole (28), the upper portion of the sliding rod (25) penetrates through the second through hole (28), the lower portion of the moving block (27) is provided with a small hole (29), the small hole (29) and the second insertion hole (26) below are located on the same horizontal line, the small hole (29) is internally inserted with the second inserted bar (31), the second inserted bar (31) penetrates through the second insertion hole (26) below, the right portion of the second inserted bar (31) is located in the small hole (29), the upper portion of the second, the inner left wall of the second inserted bar (31) on the left side and the inner right wall of the second inserted bar (31) on the right side are both connected with a third spring (30), and the inner end of the third spring (30) is connected to the middle part of the outer side of the moving block (27).

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