CN204840804U - A motion seat for sit up - Google Patents
A motion seat for sit up Download PDFInfo
- Publication number
- CN204840804U CN204840804U CN201520555818.XU CN201520555818U CN204840804U CN 204840804 U CN204840804 U CN 204840804U CN 201520555818 U CN201520555818 U CN 201520555818U CN 204840804 U CN204840804 U CN 204840804U
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- oil
- seat
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- pump oil
- pumping cavity
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Abstract
The utility model belongs to the technical field of house exerciser, concretely relates to a motion seat for sit up. Main solution has the function singleness that the chair exists now, can not play the problem of exercise when sitting to the waist. The utility model provides a: including putting leg support, shank elevating gear, seat, rotation axis, chair backrest plate, couple, heavy object and positioner, shank elevating gear installs the left end at the seat, puts the leg support mounting in shank elevating gear's top, and chair backrest plate passes through the rotation axis and is connected with the seat, and positioner installs on the rotation axis, and the couple is installed on chair backrest plate, and the heavy object is hung on the couple chair backrest plate's both sides still are equipped with the holding rod. The utility model has the advantages of economical and practical, the function unites two into one, just can temper, play the health care effect to the waist in the rest or when sitting.
Description
Technical field
The utility model belongs to household sports apparatus technical field, is specifically related to a kind of motion seat for sit-ups.
Background technology
Sports equipment originates from instruments of labour and fight weapon mostly.As javelin and bow and arrow, be ancient human's instrument of hunting but ancient times soldier weapon, developing afterwards becomes modern and throws and the equipment of archery, and for example with cutter, rifle, rod, excellent be the folks of china sports equipment of representative, developed by all kinds of weapons in ancient times.
Be divided into athletics sports equipment, national defense and military sports equipment, folks of china sports equipment according to the purpose classification of sports equipment, fitness and body-building physical exercise therapy rehabilitation material, physical education for children recreation equipment, disabled person race equipment, complementary equipment etc.
At present, along with the development of science and technology, the raising of people's living standard, the enhancing of health care consciousness.But existing chair is substantially all without any health care, function singleness, only plays the effect taken a load off one's feet, people are sitting on chair for a long time, and waist is very uncomfortable, can not relax the muscles and stimulate the blood circulation, often cause lower limb numbness, affect healthy, be not suitable with the living needs of modern.
Utility model content
The purpose of this utility model is the function singleness existed for solving existing chair, can not play the deficiency of exercise, provide a kind of motion seat for sit-ups while sitting to waist.
For achieving the above object, the technical scheme that the utility model adopts is: a kind of motion seat for sit-ups, comprises and puts leg support (1), leg lowering or hoisting gear (2), seat (3), rotating shaft (4), chair back backup plate (5), hook (6), weight (7) and positioner (8); Described leg lowering or hoisting gear (2) is arranged on the left end of seat (3), put the top that leg support (1) is arranged on leg lowering or hoisting gear (2), chair back backup plate (5) is connected with seat (3) by rotating shaft (4), positioner (8) is arranged on rotating shaft (4), hook (6) is arranged on chair back backup plate (5), weight (7) hangs on hook (6), is also provided with holding rod (9) in the both sides of described chair back backup plate (5).
Described leg lowering or hoisting gear (2) comprises pump oil line (21), pump oil fulcrum (22), pump oil seesaw (23), oil pressing plate (24), force feed spring (25), pumping cavity (26), oil pressing rod (27), force feed piston (28), three grades of oil cylinders (29), fuel tank (210), check valve I (211) and relief valves (212), described pump oil fulcrum (22) is arranged on seat (3) below near rotating shaft place, pump oil fulcrum (22) is connected with pump oil seesaw (23), and pump oil seesaw (23) can rotate around pump oil fulcrum (22), one end of pump oil line (21) is around on rotating shaft (4), the other end of pump oil line (21) is connected with the right-hand member of pump oil seesaw (23), the left end of pump oil seesaw (23) is close to oil pressing plate (24), oil pressing plate (24) is arranged on pumping cavity (26) by force feed spring (25), one end of described oil pressing rod (27) is connected with oil pressing plate (24), the other end is connected with the force feed piston (28) be arranged in pumping cavity (26), described three grades of oil cylinders (29) are arranged on the left side of seat (3), described fuel tank (210) is located at the right side of three grades of oil cylinders (29), pumping cavity (26) is connected with three grades of oil cylinders (29) and fuel tank (210) respectively by oil pipe, check valve II (213) is provided with between described pumping cavity (26) and three grades of oil cylinders (29), check valve II (213) direction is that pumping cavity (26) is to three grades of oil cylinders (29), check valve I (211) is arranged between pumping cavity (26) and fuel tank (210), check valve I (211) direction is that fuel tank (210) is to pumping cavity (26), described relief valve (212) is located between three grades of oil cylinders (29) and fuel tank (210), install in described three grades of oil cylinders (29) top and put leg support (1).
Further preferred embodiment, described positioner (8) is trip bolt.
Described weight (7) is stone, fragment of brick, iron block or lead, and the weight of weight is divided into one-level, secondary and three grades of weight.
Because the utility model can perform physical exercise to waist in rest or while sitting, serve health-care effect, therefore, compared with prior art, the utility model has economical and practical, function unites two into one, in the advantage of having a rest or just can perform physical exercise to waist, play a role in health care while seat.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation after the utility model launches.
Fig. 3 is the structural representation of the utility model holding rod.
Detailed description of the invention
A kind of motion seat for sit-ups of the present embodiment, comprises and puts leg support 1, leg lowering or hoisting gear 2, seat 3, rotating shaft 4, chair back backup plate 5, hook 6, weight 7 and positioner 8; Described leg lowering or hoisting gear 2 is arranged on the left end of seat 3, put the top that leg support 1 is arranged on leg lowering or hoisting gear 2, chair back backup plate 5 is connected with seat 3 by rotating shaft 4, positioner 8 is arranged on rotating shaft 4, hook 6 is arranged on chair back backup plate 5, weight 7 hangs on hook 6, is also provided with holding rod 9 in the both sides of described chair back backup plate 5.
Described leg lowering or hoisting gear 2 comprises pump oil line 21, pump oil fulcrum 22, pump oil seesaw 23, oil pressing plate 24, force feed spring 25, pumping cavity 26, oil pressing rod 27, force feed piston 28, three grades of oil cylinders 29, fuel tank 210, check valve I 211 and relief valves 212, described pump oil fulcrum 22 is arranged on below seat 3 near rotating shaft place, pump oil fulcrum 22 is connected with pump oil seesaw 23, and pump oil seesaw 23 can rotate around pump oil fulcrum 22, one end of pump oil line 21 is around on rotating shaft 4, the other end of pump oil line 21 is connected with the right-hand member of pump oil seesaw 23, the left end of pump oil seesaw 23 is close to oil pressing plate 24, oil pressing plate 24 is arranged on pumping cavity 26 by force feed spring 25, one end of described oil pressing rod 27 is connected with oil pressing plate 24, the other end is connected with the force feed piston 28 be arranged in pumping cavity 26, described three grades of oil cylinders 29 are arranged on the left side of seat 3, described fuel tank 210 is located at the right side of three grades of oil cylinders 29, pumping cavity 26 is connected with three grades of oil cylinders 29 and fuel tank 210 respectively by oil pipe, check valve II 213 is provided with between described pumping cavity 26 and three grades of oil cylinders 29, check valve II 213 direction is pumping cavity 26 to three grades of oil cylinders 29, check valve I 211 is arranged between pumping cavity 26 and fuel tank 210, check valve I 211 direction is fuel tank 210 to pumping cavity 26, described relief valve 212 is located between three grades of oil cylinders 29 and fuel tank 210, install above described three grades of oil cylinders 29 and put leg support 1.
Further preferred embodiment, described positioner 8 is trip bolt.
Described weight 7 is stone, fragment of brick, iron block or lead, and the weight of weight is divided into one-level, secondary and three grades of weight.
The stroke of described leg lowering or hoisting gear 2 is 100mm-250mm.
The utility model is applicable to household and uses.
Operation principle: people are on seat 3, start to do waist and recover motion, the hook 6 first on chair back backup plate 5 hangs up the weight 7 of suitable grade, unclamp the trip bolt on rotating shaft 4 subsequently, both hands hold the holding rod 9 of chair back backup plate 5 backward tightly, chair back backup plate 5 is under the effect of weight 7, downward-sloping around rotating shaft 4, after reaching bottommost, the waist of user and both arms are firmly, the holding rod 9 held tightly on chair back backup plate 5 rises, shuttling movement like this, reaches the effect of tempering waist;
When people do sit-up movement, first people lie down, so rotating shaft 4 turns clockwise, pump oil line 21 is by around entering in rotating shaft 4, and pump oil 21, line draws high pump oil seesaw 23 right-hand member, and pump oil seesaw 23 left end then moves downward, oil pressing plate 24 is depressed by pump oil seesaw 23,28, force feed piston is descending, and the hydraulic oil in pumping cavity 26 is then pressed into 29 risings of three grades of oil cylinders, 29, three grades of oil cylinders.Then the holding rod 9 that people hold chair back backup plate 5 is done, and rotating shaft 4 is rotated counterclockwise, and force feed spring 25 upwards extends, and oil pressing plate 24 rises, and force feed piston 28 rises, in the hydraulic oil suction pressure oil pocket 26 in fuel tank 210.People keep on sit-up movement, and three grades of oil cylinders 29 will progressively rise, and progressively improve the difficulty of motion.If people do not think the difficulty progressively improving sit-ups, people can open relief valve 212, and the hydraulic oil of such three grades of oil cylinders 29 will enter in fuel tank 210, even if people continue to do sit-ups, three grades of oil cylinders 29 also can not rise.
When exercise completes, take the stone on hook 6, fragment of brick, iron block or lead 7, chair back backup plate 5 is risen, returns to normal position, tighten trip bolt.
Described positioner 8 is trip bolt, and the weight of described weight 7 is divided into that one-level is heavy, secondary is heavy and three grades heavy Three Estates, meets the instructions for use of different users.
The stroke of described leg lowering or hoisting gear 2 is 100mm-250mm.
Claims (4)
1. for a motion seat for sit-ups, it is characterized in that: comprise and put leg support (1), leg lowering or hoisting gear (2), seat (3), rotating shaft (4), chair back backup plate (5), hook (6), weight (7) and positioner (8); Described leg lowering or hoisting gear (2) is arranged on the left end of seat (3), put the top that leg support (1) is arranged on leg lowering or hoisting gear (2), chair back backup plate (5) is connected with seat (3) by rotating shaft (4), positioner (8) is arranged on rotating shaft (4), hook (6) is arranged on chair back backup plate (5), weight (7) hangs on hook (6), is also provided with holding rod (9) in the both sides of described chair back backup plate (5).
2. a kind of motion seat for sit-ups according to claim 1, is characterized in that: described leg lowering or hoisting gear (2) comprises pump oil line (21), pump oil fulcrum (22), pump oil seesaw (23), oil pressing plate (24), force feed spring (25), pumping cavity (26), oil pressing rod (27), force feed piston (28), three grades of oil cylinders (29), fuel tank (210), check valve I (211) and relief valves (212), described pump oil fulcrum (22) is arranged on seat (3) below near rotating shaft place, pump oil fulcrum (22) is connected with pump oil seesaw (23), and pump oil seesaw (23) can rotate around pump oil fulcrum (22), one end of pump oil line (21) is around on rotating shaft (4), the other end of pump oil line (21) is connected with the right-hand member of pump oil seesaw (23), the left end of pump oil seesaw (23) is close to oil pressing plate (24), oil pressing plate (24) is arranged on pumping cavity (26) by force feed spring (25), one end of described oil pressing rod (27) is connected with oil pressing plate (24), the other end is connected with the force feed piston (28) be arranged in pumping cavity (26), described three grades of oil cylinders (29) are arranged on the left side of seat (3), described fuel tank (210) is located at the right side of three grades of oil cylinders (29), pumping cavity (26) is connected with three grades of oil cylinders (29) and fuel tank (210) respectively by oil pipe, check valve II (213) is provided with between described pumping cavity (26) and three grades of oil cylinders (29), check valve II (213) direction is that pumping cavity (26) is to three grades of oil cylinders (29), check valve I (211) is arranged between pumping cavity (26) and fuel tank (210), check valve I (211) direction is that fuel tank (210) is to pumping cavity (26), described relief valve (212) is located between three grades of oil cylinders (29) and fuel tank (210), install in described three grades of oil cylinders (29) top and put leg support (1).
3. a kind of motion seat for sit-ups according to claim 1, is characterized in that: described positioner (8) is trip bolt.
4. a kind of motion seat for sit-ups according to claim 1, it is characterized in that: described weight (7) is stone, fragment of brick, iron block or lead, and the weight of weight is divided into one-level, secondary and three grades of weight.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520555818.XU CN204840804U (en) | 2015-07-28 | 2015-07-28 | A motion seat for sit up |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520555818.XU CN204840804U (en) | 2015-07-28 | 2015-07-28 | A motion seat for sit up |
Publications (1)
Publication Number | Publication Date |
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CN204840804U true CN204840804U (en) | 2015-12-09 |
Family
ID=54731404
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201520555818.XU Expired - Fee Related CN204840804U (en) | 2015-07-28 | 2015-07-28 | A motion seat for sit up |
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CN (1) | CN204840804U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115025474A (en) * | 2022-05-26 | 2022-09-09 | 北京体育大学 | Instrument suitable for javelin throwing comprehensive training |
-
2015
- 2015-07-28 CN CN201520555818.XU patent/CN204840804U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115025474A (en) * | 2022-05-26 | 2022-09-09 | 北京体育大学 | Instrument suitable for javelin throwing comprehensive training |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20160728 |
|
CF01 | Termination of patent right due to non-payment of annual fee |