CN112546639A - Hydraulic transmission seesaw - Google Patents
Hydraulic transmission seesaw Download PDFInfo
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- CN112546639A CN112546639A CN202011345874.2A CN202011345874A CN112546639A CN 112546639 A CN112546639 A CN 112546639A CN 202011345874 A CN202011345874 A CN 202011345874A CN 112546639 A CN112546639 A CN 112546639A
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- hydraulic
- seat
- seesaw
- center
- seats
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63G—MERRY-GO-ROUNDS; SWINGS; ROCKING-HORSES; CHUTES; SWITCHBACKS; SIMILAR DEVICES FOR PUBLIC AMUSEMENT
- A63G11/00—See-saws
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Abstract
A hydraulic transmission seesaw comprises a hydraulic center and a hydraulic seat; the big piston inside the hydraulic seat is an adult hydraulic seat, the small piston inside the hydraulic seat is a child hydraulic seat, and the two hydraulic seats are directly connected through a one-way valve with a mandril on the two hydraulic seats to complete a seesaw game between two persons; connecting the one-way valves with ejector rods of more than two hydraulic seats with the common hydraulic one-way valve of the hydraulic center respectively to complete more than two persons of seesaw games; if one does not want to participate in the game and does not influence other people to do the seesaw game, only the stop valve on the hydraulic center corresponding to the hydraulic seat is closed; the invention can complete two-person or more-than-two-person seesaw games based on the Pascal static pressure principle through the hydraulic center and the hydraulic seat, can be used indoors and outdoors, has the advantages of small floor area, no influence by weather, capability of being used by multiple persons at the same time and the like, and has high popularization value and good application prospect.
Description
Technical Field
The invention relates to a seesaw, in particular to a hydraulic transmission seesaw.
Background
A seesaw is a common game facility for children, and is mainly used in places such as kindergartens, casinos and the like for adults and single children or two children to play in pairs. The existing seesaws all adopt a lever principle, are often fixed on the outdoor air, and have the defects of large floor area, large influence by weather, poor maneuverability, difficulty in simultaneous use by multiple people and the like.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the hydraulic transmission type seesaw which can be used indoors and outdoors, has the advantages of small floor area, no influence of weather, capability of being used by multiple people simultaneously and the like, and has high popularization value and good application prospect.
In order to achieve the purpose, the invention adopts the technical scheme that:
a hydraulic transmission seesaw comprises a hydraulic center and a hydraulic seat; the hydraulic seat comprises a cylindrical seat barrel 2, a one-way valve 10 with a top rod is installed on the side face of the lower portion of the seat barrel 2, an air vent 8 is formed in the side face of the upper portion of the seat barrel 2, a cushion pad 7 is bonded to the top of the seat barrel 2, a piston 3 on the liquid level in the seat barrel 2 is connected with the bottom of a piston rod 4 through a piston fixing nut 9, the upper portion of the piston rod 4 extends out of the seat barrel 2, threads are formed in the upper portion of the piston rod 4 and provided with a piston stroke adjusting hand wheel 5, and a;
the hydraulic center comprises a center cylinder 16, a plurality of hydraulic pipes are arranged on the side surface of the lower part of the center cylinder 16, and a stop valve 19 and a hydraulic one-way valve 20 are connected on each hydraulic pipe in series; a liquid filling port 18 is arranged on the side surface of the upper part of the central cylinder 16, and a liquid filling port blocking cover 17 is connected on the liquid filling port 18; the bottom of the central cylinder 16 is provided with a tapping hole which is connected with a tapping hole plug cover 22; the liquid is filled in the central cylinder 16, the horizontal partition plate 12 is connected in the central cylinder 16 below the liquid level, the plate valve rotating shaft 13 is connected on the horizontal partition plate 12, the plate valve 21 and the plate valve counterweight 11 are installed on the plate valve rotating shaft 13, and the plate valve 21 is closed under the action of the plate valve counterweight 11.
The bottom of the seat barrel 2 is uniformly and fixedly connected with three support legs, wherein two support legs are provided with walking wheels 1, and the lower end of one support leg is provided with a small flat plate; the bottom of the central cylinder 16 is evenly and fixedly connected with three support legs, wherein two support legs are provided with walking wheels, and the lower end of one support leg is provided with a small flat plate.
The upper part of the central cylinder 16 is connected with a desktop screw post 15 through threads, the top of the desktop screw post 15 is connected with a desktop 14, and the height of the desktop 14 is adjusted by rotating the desktop screw rod 15.
The big piston inside the hydraulic seat is an adult hydraulic seat, the small piston inside the hydraulic seat is a child hydraulic seat, and the two hydraulic seats are directly connected through the check valve 10 with the ejector rod on the two hydraulic seats to complete a seesaw game between two persons; if the distance between the two hydraulic seats is insufficient, a hydraulic guide pipe with push rod one-way valves at two ends is connected between the two hydraulic seats in series.
Connecting more than two hydraulic seats with ejector rod one-way valves 10 with common hydraulic one-way valves 20 of a hydraulic center respectively to complete more than two persons of seesaw games; if the distance between the hydraulic seat and the hydraulic center is insufficient, a hydraulic guide pipe with ejector rod one-way valves at two ends is connected between the hydraulic seat and the hydraulic center in series; if one does not want to participate in the game and does not influence other people to play the seesaw game, only the stop valve 19 on the hydraulic center corresponding to the hydraulic seat is closed.
When the liquid in the hydraulic seat is discharged independently, the liquid is discharged by jacking a mandril with a mandril one-way valve 10; when the liquid in the whole hydraulic transmission seesaw needs to be discharged, the hydraulic seats are connected with the hydraulic center, then the liquid discharge port blocking cover 22 at the bottom of the hydraulic center is opened, and the seat 6 of each hydraulic seat is pressed to the lowest position.
The invention has the beneficial effects that:
the invention can complete two-person or more-than-two-person seesaw games based on the Pascal static pressure principle through the hydraulic center and the hydraulic seat, can be used indoors and outdoors, has the advantages of small floor area, no influence by weather, capability of being used by multiple persons at the same time and the like, and has high popularization value and good application prospect.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
Referring to fig. 1, a hydraulic transmission seesaw includes a hydraulic center and a hydraulic seat; the hydraulic seat comprises a cylindrical seat barrel 2, the bottom of the seat barrel 2 is uniformly and fixedly connected with three support legs, wherein the two support legs are provided with walking wheels 1 to facilitate the replacement of the hydraulic seat, and the lower end of one support leg is provided with a small flat plate to prevent the hydraulic seat from sliding; a one-way valve 10 with a top rod is arranged on the side surface of the lower part of the seat barrel 2, an air vent 8 is arranged on the side surface of the upper part of the seat barrel 2, a cushion pad 7 is bonded on the top of the seat barrel 2, a piston 3 on the liquid level in the seat barrel 2 is connected with the bottom of a piston rod 4 through a piston fixing nut 9, the upper part of the piston rod 4 extends out of the seat barrel 2, a thread is arranged on the upper part of the piston rod 4 and is provided with a piston stroke adjusting hand wheel 5;
the hydraulic center comprises a center cylinder 16, the bottom of the center cylinder 16 is uniformly and fixedly connected with three support legs, wherein two support legs are provided with walking wheels so as to facilitate the replacement of the hydraulic center, and the lower end of one support leg is provided with a small flat plate so as to prevent the hydraulic center from sliding; a plurality of hydraulic pipes are uniformly distributed and installed on the side surface of the lower part of the central cylinder 16, and a stop valve 19 and a hydraulic one-way valve 20 are connected in series on each hydraulic pipe; a liquid filling port 18 is arranged on the side surface of the upper part of the central cylinder 16, and a liquid filling port blocking cover 17 is connected on the liquid filling port 18; the bottom of the central cylinder 16 is provided with a tapping hole which is connected with a tapping hole plug cover 22; the liquid is filled in the central cylinder 16, the horizontal partition plate 12 is connected in the central cylinder 16 below the liquid level, the plate valve rotating shaft 13 is connected on the horizontal partition plate 12, the plate valve 21 and the plate valve counterweight 11 are installed on the plate valve rotating shaft 13, the plate valve 21 is closed under the action of the plate valve counterweight 11, and when the liquid is insufficient, the plate valve 21 is opened under the action of gravity to supplement the liquid.
The upper part of the central cylinder 16 is connected with a desktop screw post 15 through threads, the top of the desktop screw post 15 is connected with a desktop 14, and the height of the desktop 14 is adjusted by rotating the desktop screw rod 15.
The working principle of the invention is as follows:
the big piston inside the hydraulic seat is an adult hydraulic seat, the small piston inside the hydraulic seat is a child hydraulic seat, and the two hydraulic seats are directly connected through the check valve 10 with the ejector rod on the two hydraulic seats to complete a seesaw game between two persons; if the distance between the two hydraulic seats is insufficient, a hydraulic guide pipe with push rod one-way valves at two ends is connected between the two hydraulic seats in series.
Connecting more than two hydraulic seats with ejector rod one-way valves 10 with common hydraulic one-way valves 20 of a hydraulic center respectively to complete more than two persons of seesaw games; one or more persons sit and press and lift the seat 6 of the hydraulic seat to enable other hydraulic seats to move upwards and downwards; if the distance between the hydraulic seat and the hydraulic center is insufficient, a hydraulic guide pipe with ejector rod one-way valves at two ends is connected between the hydraulic seat and the hydraulic center in series; if one does not want to participate in the game and does not influence other people to play the seesaw game, only the stop valve 19 on the hydraulic center corresponding to the hydraulic seat is closed.
The motion stroke of the hydraulic transmission seesaw is adjusted by rotating a piston stroke adjusting hand wheel 5 on the hydraulic seat.
When the liquid in the hydraulic seat is discharged independently, the liquid is discharged by jacking a mandril with a mandril one-way valve 10; when the liquid in the whole hydraulic transmission seesaw needs to be discharged, the hydraulic seats are connected with the hydraulic center, then the liquid discharge port blocking cover 22 at the bottom of the hydraulic center is opened, and the seat 6 of each hydraulic seat is pressed to the lowest position.
The invention uses the Pascal static pressure principle: the pressure values at all positions inside the liquid filled in the closed space are equal and are expressed by formula
Wherein, p-pressure; g1-the weight of the adult on the adult hydraulic seat; a. the1-large hydraulic seat large piston area for adults; g2-the weight of the child on the child hydraulic seat; a. the2Small piston area of the child hydraulic seat.
Claims (6)
1. The utility model provides a hydraulic transmission seesaw, includes hydraulic pressure maincenter and hydraulic pressure seat, its characterized in that: the hydraulic seat comprises a cylindrical seat barrel (2), a one-way valve (10) with an ejector rod is installed on the side face of the lower portion of the seat barrel (2), an air vent (8) is formed in the side face of the upper portion of the seat barrel (2), a cushion pad (7) is bonded to the top of the seat barrel (2), a piston (3) on the liquid level in the seat barrel (2) is connected with the bottom of a piston rod (4) through a piston fixing nut (9), the upper portion of the piston rod (4) extends out of the seat barrel (2), a thread is arranged on the upper portion of the piston rod (4) and provided with a piston stroke adjusting hand wheel (5), and a seat (6);
the hydraulic center comprises a center cylinder (16), a plurality of hydraulic pipes are arranged on the side surface of the lower part of the center cylinder (16), and a stop valve (19) and a hydraulic one-way valve (20) are connected to each hydraulic pipe in series; a liquid filling port (18) is arranged on the side surface of the upper part of the central cylinder (16), and a liquid filling port blanking cover (17) is connected on the liquid filling port (18); the bottom of the central cylinder (16) is provided with a tapping hole, and a tapping hole plugging cover (22) is connected to the tapping hole; the liquid is filled in the center cylinder (16), the horizontal partition plate (12) is connected in the center cylinder (16) below the liquid level, the plate valve rotating shaft (13) is connected on the horizontal partition plate (12), the plate valve (21) and the plate valve counterweight (11) are installed on the plate valve rotating shaft (13), and the plate valve (21) is closed under the action of the plate valve counterweight (11).
2. A hydraulically driven seesaw as claimed in claim 1, wherein: the bottom of the seat barrel (2) is uniformly and fixedly connected with three support legs, wherein two support legs are provided with walking wheels (1), and the lower end of one support leg is provided with a small flat plate; three supporting legs are uniformly and fixedly connected to the bottom of the central cylinder (16), wherein walking wheels are mounted on two of the supporting legs, and a small flat plate is mounted at the lower end of one supporting leg.
3. A hydraulically driven seesaw as claimed in claim 1, wherein: the upper part of the central cylinder body (16) is connected with a desktop wire column (15) through threads, the top of the desktop wire column (15) is connected with a desktop (14), and the height of the desktop (14) is adjusted by rotating a desktop screw rod (15).
4. A hydraulically driven seesaw as claimed in claim 1, wherein: the big piston inside the hydraulic seat is an adult hydraulic seat, the small piston inside the hydraulic seat is a child hydraulic seat, and the two hydraulic seats are directly connected through a one-way valve (10) with a mandril on the two hydraulic seats to complete a seesaw game between two persons; if the distance between the two hydraulic seats is insufficient, a hydraulic guide pipe with push rod one-way valves at two ends is connected between the two hydraulic seats in series.
5. A hydraulically driven seesaw as claimed in claim 1, wherein: connecting more than two hydraulic seats with ejector rod one-way valves (10) with common hydraulic one-way valves (20) of a hydraulic center respectively to complete more than two seesaw games; if the distance between the hydraulic seat and the hydraulic center is insufficient, a hydraulic guide pipe with ejector rod one-way valves at two ends is connected between the hydraulic seat and the hydraulic center in series; if one does not want to participate in the game and does not influence other people to do the seesaw game, only the stop valve (19) on the hydraulic center corresponding to the hydraulic seat is closed.
6. A hydraulically driven seesaw as claimed in claim 1, wherein: when the liquid in the hydraulic seat is discharged independently, the liquid is discharged by jacking a mandril with a mandril one-way valve (10); when the liquid in the whole hydraulic transmission seesaw needs to be discharged, the hydraulic seats are connected with the hydraulic center, then the liquid discharge port blocking cover (22) at the bottom of the hydraulic center is opened, and the seat (6) of each hydraulic seat is pressed to the lowest position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011345874.2A CN112546639B (en) | 2020-11-25 | 2020-11-25 | Hydraulic transmission seesaw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011345874.2A CN112546639B (en) | 2020-11-25 | 2020-11-25 | Hydraulic transmission seesaw |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112546639A true CN112546639A (en) | 2021-03-26 |
| CN112546639B CN112546639B (en) | 2022-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011345874.2A Active CN112546639B (en) | 2020-11-25 | 2020-11-25 | Hydraulic transmission seesaw |
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| CN (1) | CN112546639B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2226195A1 (en) * | 1973-04-17 | 1974-11-15 | Vuarnesson Bernard | Seesaw game using hydraulic cylinders - pipes connect cylinders to cause opposite action when one is operated |
| DE3909493A1 (en) * | 1989-03-22 | 1990-09-27 | Hartmut Eichinger | Platform balance |
| CN206240046U (en) * | 2016-12-02 | 2017-06-13 | 浙江五饼二鱼实业有限公司 | A kind of seesaw |
| CN207315758U (en) * | 2017-10-26 | 2018-05-04 | 苏州大闹天宫机器人科技有限公司 | Seesaw toy based on true and false piston |
| CN109109596A (en) * | 2018-10-08 | 2019-01-01 | 罗建勋 | A kind of automobile hydraulic balance bracket |
-
2020
- 2020-11-25 CN CN202011345874.2A patent/CN112546639B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2226195A1 (en) * | 1973-04-17 | 1974-11-15 | Vuarnesson Bernard | Seesaw game using hydraulic cylinders - pipes connect cylinders to cause opposite action when one is operated |
| DE3909493A1 (en) * | 1989-03-22 | 1990-09-27 | Hartmut Eichinger | Platform balance |
| CN206240046U (en) * | 2016-12-02 | 2017-06-13 | 浙江五饼二鱼实业有限公司 | A kind of seesaw |
| CN207315758U (en) * | 2017-10-26 | 2018-05-04 | 苏州大闹天宫机器人科技有限公司 | Seesaw toy based on true and false piston |
| CN109109596A (en) * | 2018-10-08 | 2019-01-01 | 罗建勋 | A kind of automobile hydraulic balance bracket |
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| Publication number | Publication date |
|---|---|
| CN112546639B (en) | 2022-03-18 |
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