CN109731346B - Safe seesaw of variable speed - Google Patents
Safe seesaw of variable speed Download PDFInfo
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- CN109731346B CN109731346B CN201811554795.5A CN201811554795A CN109731346B CN 109731346 B CN109731346 B CN 109731346B CN 201811554795 A CN201811554795 A CN 201811554795A CN 109731346 B CN109731346 B CN 109731346B
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- rod
- support
- seat
- seesaw
- pedal
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- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000005540 biological transmission Effects 0.000 claims abstract description 30
- 230000001174 ascending effect Effects 0.000 abstract description 8
- 230000033001 locomotion Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 5
- 230000006872 improvement Effects 0.000 description 15
- 238000010586 diagram Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The invention discloses a variable-speed safety seesaw which comprises a base, wherein a first bracket and a second bracket are vertically fixed on the base, the upper ends of the first bracket and the second bracket are respectively hinged with a first seat rod and a second seat rod, a transmission mechanism is connected between the first seat rod and the second seat rod, the transmission mechanism is connected with a supporting vehicle, the supporting vehicle is movably placed on the base, and the transmission mechanism drives the supporting vehicle to move left and right so as to realize that the transmission mechanism drives the first seat rod and the second seat rod to alternatively descend and ascend; the two seat rods have speed difference when rotating, and are different from the left and right constant-speed movement of the traditional seesaw, thereby being rich in fun; the seat rod moves from the lowest point to the highest point in the ascending process to perform deceleration movement, so that the seat rod is safer, and possible accidents caused when the traditional seesaw moves to the top at a higher speed are avoided; the seesaw can be used in a mode of 'stepping on the ground' of the traditional seesaw, and can also be used in a mode of 'pushing feet and stepping on a rod'; novel function and high market value.
Description
Technical Field
The invention relates to a seesaw, in particular to a speed-changing safety seesaw, and belongs to the field of amusement appliances.
Background
Teeterboards are commonly used in playgrounds, kindergartens and community fitness equipment areas, and are common articles which are popular among people. The conventional seesaw utilizes the lever principle to realize the playing process, which is the core technology used by the prior seesaw products, and the prior creations or patents related to the seesaw are not basically broken through the core point whether the emphasis on multifunction, the emphasis on the extension function or the novel appearance is achieved. The seesaw manufactured by utilizing the lever principle has the defects that the floor area is large, the seesaw can be playable only by a long enough force arm, and the seesaw becomes very uninteresting by a short force arm. The conventional seesaw adopts a whole force arm, so that the speeds of the left side and the right side are consistent, when the two sides move at a higher speed, one side reaches the bottom and stops suddenly if the seesaw hits the ground, the other side continues to move upwards at a higher speed, and if the weight is smaller or the hands cannot hold the seesaw, the seesaw is thrown into the air, so that accidents are caused. At present, some patents make targeted improvements on the defects, such as adding and reducing a shock spring under a seesaw, but the problems can be only alleviated and are not solved essentially. If the left and right sides of the seesaw can move at different speeds when the seesaw is used, the descending side can descend quickly to experience the speed feeling, and the ascending side ascends slowly to realize the safety, the defects of the conventional seesaw at present can be overcome, and the seesaw has positive social value particularly for children and weak or physiologically-defective people, and does not have a corresponding seesaw to solve the problems at present.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides the speed-changing safety seesaw which has the technical characteristics of small occupied area, safety in use, simple structure, gentle lifting and the like.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the utility model provides a safe seesaw of variable speed, includes the base, vertically on the base be fixed with a support, No. two supports, the upper end of a, No. two supports articulates respectively has a seat pole, No. two seat poles, be connected with drive mechanism between a seat pole, No. two seat poles, drive mechanism is connected with the support car, the mobilizable placing of support car is on the base, and drive mechanism drives the support car and removes in order to realize that drive mechanism drives the descending in turn between a seat pole, No. two seat poles, rise.
As an improvement, the transmission mechanism comprises a first connecting rod, a first sliding block, a second connecting rod, a third connecting rod, a second sliding block and a fourth connecting rod which are sequentially hinged, the first sliding block and the second sliding block are respectively arranged on the first bracket and the second bracket in a sliding manner, and the first connecting rod and the fourth connecting rod are respectively hinged on the first seat rod and the second seat rod;
wherein, wear to be equipped with a pivot in order to realize articulated between No. two connecting rods, No. three connecting rods, the pivot is articulated with the support vehicle.
As an improvement, a first pedal rod and a second pedal rod are fixedly connected to the supporting vehicle, and the first pedal rod and the second pedal rod face the first seat rod and the second seat rod respectively.
As an improvement, the supporting trolley comprises a cross rod, the middle of the cross rod is hinged to a rotating shaft, a first supporting arm is fixedly connected between one end of the cross rod close to a first pedal rod and the upper end of the first pedal rod, a second supporting arm is fixedly connected between one end of the cross rod close to a second pedal rod and the upper end of the second pedal rod, cylindrical pedals are arranged at the joint of the first supporting arm and the first pedal rod and the joint of the second supporting arm and the second pedal rod, and wheels are arranged at the joint of the first supporting arm and the cross rod and the joint of the second supporting arm and the cross rod.
As an improvement, the supporting vehicle is two, and it divides to articulate the both ends and the symmetry setting at the pivot, No. one support, No. two supports are located between two supporting vehicle.
As an improvement, a triangular structure is formed among the first supporting arm, the first pedal rod and the cross rod; the second supporting arm, the second pedal rod and the cross rod form a triangular structure.
As an improvement, an annular rod is connected between the first bracket and the second bracket.
As an improvement, the first seat rod and the second seat rod are respectively provided with a seat and an armrest.
As an improvement, the first support, the second support and the annular rod are covered by shells which are fixedly arranged on the base.
As an improvement, a plurality of mounting holes are formed in the base, and fixing bolts penetrate through the mounting holes to fix the base.
Has the advantages that: the mechanical structure is simple and reliable, and the service life is long; the occupied area is smaller than that of the traditional seesaw; the seat rods on the left side and the right side have speed difference when rotating, and are different from the left-right constant-speed movement of the traditional seesaw, so that the seesaw is interesting; the seat rod performs deceleration movement from the lowest point to the highest point in the ascending process, so that the seat rod is safe, and possible accidents caused when the traditional seesaw moves to the top at a high speed can be avoided; the seesaw can be used in a mode of 'stepping on the ground' of the traditional seesaw, and can also be used in a mode of 'pushing feet and stepping on a rod'; novel function and high market value.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a partially exploded view of the present invention.
Fig. 3 is one of the state diagrams of the transmission mechanism of the present invention.
FIG. 4 is a second diagram of the state of the transmission mechanism of the present invention.
Fig. 5 is a third diagram of the state of the transmission mechanism of the present invention.
FIG. 6 is a fourth diagram showing the variation of the transmission mechanism of the present invention.
FIG. 7 is a fifth diagram of the variation of the transmission mechanism of the present invention.
Fig. 8 is one of the actual use state diagrams of the present invention.
In the figure: 1-a base; 2-bracket No. one; 3-bracket II; 4-seat bar number one; 5-seat post number two; 6-supporting the vehicle; 7-connecting rod I; 8-a slider; 9-link No. two; 10-third connecting rod; 11-second slider; 12-link four; 13-a rotating shaft; 14-a foot pedal rod; 15-second pedal rod; 16-a cross-bar; 17-support arm number one; 18-support arm number two; 19-cylindrical pedals; 20-wheels; 21-a ring-shaped rod; 22-a seat; 23-a handrail; 24-a housing; 25-mounting holes; 26-fixing the bolt.
Detailed Description
The present invention will be further described with reference to the drawings attached to the specification, but the present invention is not limited to the following examples.
As shown in fig. 1-8, a specific embodiment of a speed-changing safety seesaw is disclosed, which comprises a base 1, a first support 2 and a second support 3 are vertically fixed on the base 1, a first seat rod 4 and a second seat rod 5 are respectively hinged on the upper ends of the first support 2 and the second support 3, a transmission mechanism is connected between the first seat rod 4 and the second seat rod 5, power transmission between the first support 2 and the second support 3 is realized through the transmission mechanism, the transmission mechanism is connected with a support vehicle 6, the support vehicle 6 is movably placed on the base 1, the transmission mechanism drives the support vehicle 6 to move left and right to realize that the transmission mechanism drives the first seat rod 4 and the second seat rod 5 to alternatively descend and ascend, and the use process is as follows: when the first seat rod 4 rotates downwards under the action of force, the first seat rod 4 drives the transmission mechanism to work when descending, the support vehicle 6 is pushed to move rightwards through the transmission mechanism, the transmission mechanism transmits power to the second seat rod 5 while the support vehicle 6 moves rightwards, the second seat 5 is driven by the transmission mechanism to rotate upwards to realize ascending, then, the second seat rod 5 is downwards exerted to enable the second seat rod 5 to rotate downwards, the transmission mechanism is driven to work when descending, the support vehicle 6 is pushed to move leftwards through the transmission mechanism, the transmission mechanism transmits power to the first seat rod 4 while the support vehicle 6 moves leftwards, the first seat rod 4 starts to rotate upwards to realize ascending under the driving of the transmission mechanism, the mechanical structure of the seesaw is simple and reliable, the service life is long, the occupied area is smaller than that of a traditional seesaw, first seat pole 4, No. two seat poles 5 have the difference in speed when rotating, are different from the constant velocity motion about traditional seesaw, are rich in the enjoyment, and first seat pole 4 and No. two seat poles 5 move the speed reduction motion from the minimum to the peak in-process of rising, and is comparatively safe, can avoid the accident that traditional seesaw probably takes place when moving to the top with the fast speed.
As an improved embodiment, as shown in fig. 1-8, the transmission mechanism includes a first connecting rod 7, a first sliding block 8, a second connecting rod 9, a third connecting rod 10, a second sliding block 11, and a fourth connecting rod 12, which are hinged in sequence, the first sliding block 8 and the second sliding block 11 are slidably disposed on the first bracket 2 and the second bracket 3, the first connecting rod 7 and the fourth connecting rod 12 are hinged on the first seat rod 4 and the second seat rod 5, respectively, a rotating shaft 13 is inserted between the second connecting rod 9 and the third connecting rod 10 to realize the hinge, the rotating shaft 13 is hinged with the supporting vehicle 6, as shown in fig. 3-7, when the first seat rod 4 is acted by force (used in a "ground-stepping" manner of a conventional seesaw) to rotate downward, the first seat rod 4 is lowered to drive the first connecting rod 7 to rotate and the first connecting rod 7 to move downward along with the first seat rod 4, the first connecting rod 7 drives the first sliding block 8 to slide downwards along the first support 2, the second connecting rod 9 is linked with the first sliding block 8 while the first sliding block 8 slides downwards, the second connecting rod 9 drives the support vehicle 6 to move rightwards, a rotating shaft 13 is arranged between the second connecting rod 9 and the third connecting rod 10 in a penetrating manner, and the rotating shaft 13 is hinged with the support vehicle 6, so that the third connecting rod 10 moves rightwards while the support vehicle 6 moves rightwards, the second sliding block 11 is driven to slide upwards when the third connecting rod 10 moves rightwards, the second sliding block 11 drives the fourth connecting rod 12 to move upwards, the second seat rod 5 is driven to rotate upwards to realize ascending when the fourth connecting rod 12 moves upwards, then the second seat rod 5 is driven to rotate downwards by force (used in a mode of ' pedaling ' of a traditional seesaw ') to realize descending of the second seat rod 5, and the ascending of the first seat rod 4 is realized by the same method, the invention is characterized in that the structure is simple and reliable, the service life is long, the occupied area is smaller than that of the traditional seesaw, the first seat rod 4 and the second seat rod 5 have speed difference when rotating, the seesaw is different from the left and right constant speed movement of the traditional seesaw and is interesting, the first seat rod 4 or the second seat rod 5 moves from the lowest point to the highest point in the rising process to do deceleration movement, and the seesaw is safer, accidents that may occur when the conventional seesaw is moved to the top at a fast speed can be avoided.
As an improvement, as shown in fig. 1-8, a first pedal rod 14 and a second pedal rod 15 are fixedly connected to the supporting cart 6, the first pedal rod 14 and the second pedal rod 15 are respectively arranged towards the first seat rod 4 and the second seat rod 5, and the first pedal rod 14 and the second pedal rod 15 are arranged, so that the seesaw can be used in a 'pedal ground' mode of a traditional seesaw or in a 'pedal foot pushing rod' mode, the function is novel, the market value is high, when the seesaw is used in a 'pedal foot pushing rod' mode, the ascending or descending speed of the first seat rod 4 or the second seat rod 5 can be accelerated, and the playing fun is improved.
As a modified example, as shown in fig. 1-7, the supporting cart 6 includes a cross bar 16, the middle of the cross bar 16 is hinged with the rotating shaft 13, a first supporting arm 17 is fixedly connected between one end of the cross bar 16 near the first pedaling rod 14 and the upper end of the first pedaling rod 14, a second supporting arm 18 is fixedly connected between one end of the cross bar 16 near the second pedaling rod 15 and the upper end of the second pedaling rod 15, a cylindrical pedal 19 is disposed at the connection between the first supporting arm 17 and the first pedaling rod 14 and at the connection between the second supporting arm 18 and the second pedaling rod 15, wheels 20 are disposed at the connection between the first supporting arm 17 and the cross bar 16 and at the connection between the second supporting arm 18 and the cross bar 16, the first pedaling rod 14 and the second pedaling rod 15 are more stable by the arrangement of the first supporting arm 17 and the second supporting arm 18, and the seesaw can be conveniently used by the "pushing the pedaling rod by the feet" by the arrangement of the cylindrical pedal 19, simple structure, the practicality is strong.
As an improved embodiment, as shown in fig. 1-8, two support carts 6 are provided, which are hinged at two ends of a rotating shaft 13 and symmetrically arranged, a first support 2 and a second support 3 are located between the two support carts 6, and the two support carts 6 are arranged to allow a user to push a foot pedal rod with two feet, so as to exert force conveniently, and simultaneously allow a second connecting rod 9 and a third connecting rod 10 to be stably supported, so that the exercise is more stable during repeated use.
As a modified embodiment, a triangular structure is formed among the first supporting arm 17, the first pedal rod 14 and the cross rod 16; a triangular structure is formed among the second supporting arm 18, the second pedal rod 15 and the cross rod 16; through the setting of triangle-shaped structure, further improvement stability, strengthened the firm of structure, improve life.
As an improvement, as shown in FIG. 2, an annular rod 21 is connected between the first support 2 and the second support 3, and the first support 2 and the second support 3 are connected through the annular rod 21, so that the structure is stable, shaking is not easy to occur, and the first support 2, the second support 3 and the annular rod 21 can be integrally formed, so that the installation and manufacturing processes can be reduced.
As an improvement, as shown in fig. 1 to 8, a seat 22 and an armrest 23 are respectively arranged on the first seat rod 4 and the second seat rod 5, the seat 22 can improve comfort, and the armrest 23 can improve safety, so as to prevent a user from falling off from the seesaw.
As an improvement, as shown in fig. 1 or 8, the first support 2, the second support 3, and the annular rod 21 are covered by a housing 24, the housing 24 is fixedly mounted on the base 1, and the first connecting rod 7, the first sliding block 8, the second connecting rod 9, the third connecting rod 10, the second sliding block 11, the fourth connecting rod 12, and the like are protected by the housing 24, so that the damage to the first connecting rod, the second connecting rod, the third connecting rod, the fourth connecting rod, and the like caused by external factors is avoided, and the visual effect of the appearance is improved.
As an improved embodiment, a plurality of mounting holes 25 are formed in the base 1, fixing bolts 26 penetrate through the mounting holes 25 to fix the base 1, the base 1 is installed in a place needing to be installed through the fixing bolts 26, and the improved base is stable in structure, convenient to install and convenient to detach.
Finally, it should be noted that the present invention is not limited to the above embodiments, and many variations are possible. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the present invention are to be considered within the scope of the invention.
Claims (9)
1. A speed-changing safety seesaw is characterized in that: the automatic lifting device comprises a base (1), wherein a first support (2) and a second support (3) are vertically fixed on the base (1), the upper ends of the first support (2) and the second support (3) are respectively hinged with a first seat rod (4) and a second seat rod (5), a transmission mechanism is connected between the first seat rod (4) and the second seat rod (5), the transmission mechanism is connected with a support vehicle (6), the support vehicle (6) is movably placed on the base (1), and the transmission mechanism drives the support vehicle (6) to move left and right to realize that the transmission mechanism drives the first seat rod (4) and the second seat rod (5) to alternately descend and ascend;
the transmission mechanism comprises a first connecting rod (7), a first sliding block (8), a second connecting rod (9), a third connecting rod (10), a second sliding block (11) and a fourth connecting rod (12) which are sequentially hinged, the first sliding block (8) and the second sliding block (11) are respectively arranged on the first bracket (2) and the second bracket (3) in a sliding mode, and the first connecting rod (7) and the fourth connecting rod (12) are respectively hinged to the first seat rod (4) and the second seat rod (5);
wherein, wear to be equipped with a pivot (13) in order to realize articulated between No. two connecting rod (9), No. three connecting rod (10), pivot (13) are articulated with support car (6).
2. A variable speed safety seesaw as claimed in claim 1, wherein: the supporting vehicle (6) is fixedly connected with a first pedal rod (14) and a second pedal rod (15), and the first pedal rod (14) and the second pedal rod (15) are arranged towards the first seat rod (4) and the second seat rod (5) respectively.
3. A variable speed safety seesaw as claimed in claim 2, wherein: the support vehicle (6) comprises a cross rod (16), the middle of the cross rod (16) is hinged to a rotating shaft (13), a first support arm (17) is fixedly connected between one end of the cross rod (16) close to a first pedal rod (14) and the upper end of the first pedal rod (14), a second support arm (18) is fixedly connected between one end of the cross rod (16) close to a second pedal rod (15) and the upper end of the second pedal rod (15), cylindrical pedals (19) are arranged at the joint of the first support arm (17) and the first pedal rod (14) and the joint of the second support arm (18) and the second pedal rod (15), and wheels (20) are arranged at the joint of the first support arm (17) and the cross rod (16) and the joint of the second support arm (18) and the cross rod (16).
4. A variable speed safety seesaw as claimed in claim 3, wherein: the support vehicle (6) are two, the two support vehicles are respectively hinged at two ends of the rotating shaft (13) and symmetrically arranged, and the first support (2) and the second support (3) are located between the two support vehicles (6).
5. A variable speed safety seesaw as claimed in claim 3 or 4, wherein: a triangular structure is formed among the first supporting arm (17), the first pedal rod (14) and the cross rod (16); the second supporting arm (18), the second pedal rod (15) and the cross rod (16) form a triangular structure.
6. A variable speed safety seesaw as claimed in claim 1, wherein: an annular rod (21) is connected between the first bracket (2) and the second bracket (3).
7. A variable speed safety seesaw as claimed in claim 1, wherein: a seat (22) and an armrest (23) are arranged on the first seat rod (4) and the second seat rod (5).
8. A variable speed safety seesaw as claimed in claim 6, wherein: a shell (24) is arranged on the first support (2), the second support (3) and the annular rod (21) in a covering mode, and the shell (24) is fixedly installed on the base (1).
9. A variable speed safety seesaw as claimed in claim 1, wherein: a plurality of mounting holes (25) are formed in the base (1), and fixing bolts (26) penetrate through the mounting holes (25) to fix the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811554795.5A CN109731346B (en) | 2018-12-19 | 2018-12-19 | Safe seesaw of variable speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811554795.5A CN109731346B (en) | 2018-12-19 | 2018-12-19 | Safe seesaw of variable speed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109731346A CN109731346A (en) | 2019-05-10 |
| CN109731346B true CN109731346B (en) | 2020-03-31 |
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ID=66360597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811554795.5A Expired - Fee Related CN109731346B (en) | 2018-12-19 | 2018-12-19 | Safe seesaw of variable speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109731346B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110339577B (en) * | 2019-08-01 | 2020-10-20 | 江苏康乐玩具有限公司 | Utilize safe formula anticollision children amusement equipment of lever principle |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2173100Y (en) * | 1993-08-02 | 1994-08-03 | 苏鹏凯 | Game toy |
| US5403239A (en) * | 1993-12-03 | 1995-04-04 | Zimmers; Tighe | Wheeled seesaw device |
| CN2384657Y (en) * | 1999-07-08 | 2000-06-28 | 张征权 | Body-building see-saws |
| CN202876332U (en) * | 2012-07-19 | 2013-04-17 | 天津职业技术师范大学 | Rotatable seesaw with one degree of freedom |
| CN108525225A (en) * | 2018-06-13 | 2018-09-14 | 广东工业大学 | A kind of seesaw |
-
2018
- 2018-12-19 CN CN201811554795.5A patent/CN109731346B/en not_active Expired - Fee Related
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| CN109731346A (en) | 2019-05-10 |
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Effective date of registration: 20230118 Address after: Room 1528, Experimental Building, No. 1, Hangzhou Vocational and Technical College, No. 68 Xueyuan Street, Baiyang Street, Qiantang New District, Hangzhou City, Zhejiang Province, 310018 Patentee after: Hangzhou Hengdian Jiaxun Network Technology Co.,Ltd. Address before: 310018 Hangzhou, Zhejiang, Jianggan District province Xiasha Higher Education Park, No. 68 source street Patentee before: HANGZHOU VOCATIONAL & TECHNICAL College |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200331 |