CN203620183U - Sit-up exercise device - Google Patents

Sit-up exercise device Download PDF

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Publication number
CN203620183U
CN203620183U CN201320831418.8U CN201320831418U CN203620183U CN 203620183 U CN203620183 U CN 203620183U CN 201320831418 U CN201320831418 U CN 201320831418U CN 203620183 U CN203620183 U CN 203620183U
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CN
China
Prior art keywords
sit
front support
lying
board
support stand
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Withdrawn - After Issue
Application number
CN201320831418.8U
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Chinese (zh)
Inventor
王忠亮
郑树奎
王伟霞
庞先凯
李丰羽
孙文斌
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Wuhan University WHU
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Wuhan University WHU
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Priority to CN201320831418.8U priority Critical patent/CN203620183U/en
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Publication of CN203620183U publication Critical patent/CN203620183U/en
Anticipated expiration legal-status Critical
Withdrawn - After Issue legal-status Critical Current

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Abstract

The utility model discloses a sit-up exercise device. The sit-up exercise device comprises a front support rod, a front support frame, a connector, a sit-up plate support frame, a sit-up plate, a rear support rod and a guide rail. The sit-up exercise device is characterized by further comprising a time statistical displayer and a sit-up plate height adjusting mechanism. Compared with the prior art, the sit-up exercise device has the advantages that improvement and creative design are carried out on the sit-up exercise device in the following aspects: (1) the front support frame is of a telescopic structure, (2) the time statistical displayer is additionally arranged, and placement grooves for placing an electronic playing device with a music playing function are formed in the sit-up exercise device, so a sporter can listen to music in the exercise process, exercise fun is increased and the sporter becomes cheerful, (3) the sit-up plate height adjusting mechanism for adjusting the height of the sit-up plate in an electric mode is added, the adjusting process is simple, efficient and quick, and the sporter does not need to leave the sit-up exercise device. The sit-up exercise device is convenient and efficient to use, powerful in function, easy to popularize and use widely, perfect and reasonable in structure and good in bodybuilding effect, and multiple humanized designs are added.

Description

A kind of apparatus for body building with sit-ups
Technical field
The utility model belongs to daily sports goods apparatus field, is specifically related to a kind of apparatus for body building with sit-ups.
Background technology
Sit-ups, a kind of mode of taking exercises.Lie on the back, legs joined, two lift on hand, utilize abdominal muscle to shrink, and two arms swing forward, become rapidly sitting posture, and upper body is continued anteflexion, and two hand haptic element faces, bow; Then be reduced into sitting posture.Carry out so continuously.The benefit of doing sit-up movement has: increasing the strength of abdominal muscles, take exercise compared with the muscle of deep layer, is one of most effectual way of exercising abdominal muscles; Be conducive to stomach motion, the generation of Constipation; Subtract tripe and draw the abdomen, the muscle of stretching belly, tempers the sense of equilibrium and harmony, and can promote immunity.The daily sit-up movement that does, need to someone assist by leg, has increased the limitation of motion.Apparatus for body building with sit-ups can effectively address this problem, and can make you carry out sit-up exercise whenever and wherever possible.
Existing apparatus for body building with sit-ups mainly contains straight fixed, the public place of park, community has, although can realize the object of taking exercises, limited by place, must arrive the outdoor place that has fitness equipment, the angle of lying on the back can not be adjusted, be not suitable with different abdominal obesity body builders' needs, stressed excessive to lumbar vertebrae when simultaneously straight fixed apparatus for body building with sit-ups is taken exercise, body builder is very tired, also without benefit, even can cause the injured lumbar vertebrae of lumbar vertebrae to lumbar vertebrae; Meanwhile, existing apparatus for body building with sit-ups only only has body-building function, and train on is not carried out to statistical function.
At present, some technology are there are, solve to a certain extent the technical problem that above-mentioned fitness equipment height regulates, for example number of patent application is: 201220537755.1 utility model patent " a kind of apparatus for body building with sit-ups ", this fitness equipment emphasis has improved the configuration design of board for lying on back, and rear support stand has been increased to the rotating disk that has locating hole, make rear support stand height adjustable; But in the time regulating rear support stand height, need to stop taking exercise, need people's manual adjustments, concrete operations are got up and are inconvenient; Meanwhile, this fitness equipment can only regulate for the height of rear support stand, and can not regulate for the height of front support stand, has also limited to a certain extent the usage range of this fitness equipment.
At present, also there are some technology, solve to a certain extent the technical problem of above-mentioned fitness equipment train on statistics, for example number of patent application is: 201220757180.4 utility model patent " pad for the sit-ups of Auto-counting ", this patent is improved with pad sit-ups, in pad, clamp pressure sensor and Ji Shi counter, made sit-ups pad increase timing and tally function that user is taken exercises.But this patent has only solved and has tempered the problem of counting statistics, and further apparatus for body building with sit-ups is not carried out to multifunction, thereby makes person taking exercise in joyful environment, carry out physical exercise.
So, on market, can regulate back and front supporting frame height in the urgent need to one, again can counting statistics train on, and can also play the apparatus for body building with sit-ups of the entertainment such as music, video.
Utility model content
In order to address the above problem, the utility model provides one can regulate back and front supporting frame height, again can counting statistics train on, and can also play the apparatus for body building with sit-ups of the entertainment such as music, video.
The technical scheme that the utility model adopts is: a kind of apparatus for body building with sit-ups, comprise front support rod, front support stand, connector, board for lying on back bracing frame, board for lying on back, back support rod and guide rail, described front support stand is arranged on described front support rod, described board for lying on back bracing frame is arranged on described front support stand by described connector, described board for lying on back is arranged on described board for lying on back bracing frame, described back support rod is arranged on described board for lying on back tail end, described guide rails assembling is in described board for lying on back bracing frame bottom, form guide groove with together with described board for lying on back bracing frame, it is characterized in that: described apparatus for body building with sit-ups also comprises timing statistics display and board for lying on back height adjustment mechanism,
Described timing statistics display comprises housing, loudspeaker, timing statistics monitor switch, display screen, timing counter, pressure sensor, the first power supply and single-chip microcomputer, described pressure sensor is arranged in described board for lying on back, described timing statistics monitor switch and the first described power supply are connected in series, described single-chip microcomputer is respectively at described loudspeaker, display screen, timing counter, pressure sensor, the first power supply is arranged on after connecting on described housing, described housing the right and left is symmetrically arranged with two standing grooves, be used for placing electronics playback equipment, described housing is arranged on described front support stand top,
Described board for lying on back height adjustment mechanism comprises governor motion switch, two groups have the sleeve of open slot, headstock, motor, second source, two cocainine bars, two groups of nuts, nut connecting rod, four groups of straight bevel gears, power transmission shaft and sliding bearing, described governor motion switch, second source and motor are connected in series, described nut screw-casing is located on screw mandrel, link together by described nut connecting rod, two described cocainine bars are arranged in described two groups of sleeves that have an open slot by described two groups of nuts and nut connecting rod, described nut connecting rod is arranged in described guide groove, described screw mandrel bottom is provided with straight bevel gear, described power transmission shaft the right and left is also provided with straight bevel gear, two described cocainine bars are connected with a joggle togather by described straight bevel gear and described power transmission shaft left and right, described machine shaft and described power transmission shaft are connected by meshing transmission by described straight bevel gear, for driving described screw mandrel and nut to carry out elevating movement, described sliding bearing is arranged in described headstock, described power transmission shaft is arranged in described headstock by sliding bearing.
As preferably, described front support stand also comprises fastening screw, upper pressure pin, lower supporting rod and spill base, on described front support stand, be provided with a more than locating hole, described connector is removably fixedly mounted on described front support stand by described fastening screw and locating hole, described upper pressure pin is symmetrically arranged on described front support stand middle and upper part, described lower supporting rod is symmetrically arranged on described front support stand middle and lower part, and described spill base is arranged on described front support rod.
As preferably, described upper pressure pin and lower supporting rod are all arranged with sponge axle sleeve.
As preferably, described connector is fixedly mounted on described front support stand by connecting bolt.
As preferably, described standing groove outer surface is provided with a more than air vent, for the described heat radiation of electronics playback equipment and the diffusion of sound.
As preferably, the first described power supply is chargeable lithium cell.
As preferably, described second source is connected with external commercial power, for described motor provides electric power.
The utility model relatively and prior art, has done and has improved and creationary design in following several respects:
(1) front support stand is telescopic structure, and fastening screw can complete the height adjusting to front support stand by corresponding different locating hole;
(2) increased timing statistics display, timer is used for recording user's run duration, counter can record the number of sit-ups that user does by the pressure sensor being arranged on board for lying on back, counter is also with voice prompt function, quote by loudspeaker interval the sit-ups number that user completes, the sit-ups number at interval can be regulated voluntarily by user on display screen, display screen can show the number of current run duration and the sit-ups of doing, standing groove can be placed with the electronics playback equipment of music playback function, sporter can listen to the music between moving period, both increased sports fun, joyful again mood,
(3) increased the board for lying on back height adjustment mechanism of motorized adjustment board for lying on back height, by by-pass cock control motor movement, motor movement is converted into the elevating movement of leading screw and nut mechanism, complete the height of board for lying on back is regulated with this, the simple efficient quick of adjustment process, leave apparatus for body building with sit-ups without user, and leading screw and nut mechanism can be realized the adjusting of the arbitrary height in screw mandrel effective depth.
The advantage of a kind of apparatus for body building with sit-ups of the utility model is: easy to use efficient, powerful, increase numerous human oriented designs, and be easy to extensively promote and use.Structure improvement is reasonable, and body-building effect is good.
Accompanying drawing explanation
Fig. 1: be the structural representation of the utility model embodiment.
Fig. 2: be the front support stand structural representation of the utility model embodiment.
Fig. 3: be the timing statistics display combinations structural representation of the utility model embodiment.
Fig. 4: be the board for lying on back height adjustment mechanism principle schematic of the utility model embodiment.
Fig. 5: be the power case structure schematic diagram of the utility model embodiment.
The specific embodiment
Below in conjunction with further describing the technical program with reference to accompanying drawing, the example of described embodiment is shown in the drawings, wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish, but this description is only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
Ask for an interview Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the technical scheme that the utility model adopts is: a kind of apparatus for body building with sit-ups, comprise front support rod 16, front support stand 1, connector 3, board for lying on back bracing frame 4, board for lying on back 5, back support rod 9 and guide rail 27, front support stand 1 is arranged on front support rod 16, connector 3 is fixedly mounted on front support stand 1 by connecting bolt 17, board for lying on back bracing frame 4 is arranged on front support stand 1 by connector 3, board for lying on back 5 is arranged on board for lying on back bracing frame 4, back support rod 9 is arranged on board for lying on back 5 tail ends, guide rail 27 is arranged on board for lying on back bracing frame 4 bottoms, form guide groove together with board for lying on back bracing frame 4, front support stand 1 also comprises fastening screw 12, upper pressure pin 13, lower supporting rod 14 and spill base 15, on front support stand 1, be provided with a more than locating hole 18, connector 3 is removably fixedly mounted on front support stand 1 by fastening screw 12 and locating hole 18, upper pressure pin 13 is symmetrically arranged on front support stand 1 middle and upper part, lower supporting rod 14 is symmetrically arranged on front support stand 1 middle and lower part, spill base 15 is arranged on front support rod 16, and upper pressure pin 13 and lower supporting rod 14 are all arranged with sponge axle sleeve 19, apparatus for body building with sit-ups also comprises timing statistics display and board for lying on back height adjustment mechanism, timing statistics display comprises housing 35, loudspeaker 23, timing statistics monitor switch 24, display screen 25, timing counter 34, pressure sensor 7, the first power supply and single-chip microcomputer, pressure sensor 7 is arranged in board for lying on back 5, timing statistics monitor switch 24 and the first power supply are connected in series, single-chip microcomputer is respectively at loudspeaker 23, display screen 25, timing counter 34, pressure sensor 7, the first power supply is arranged on housing 35 after connecting, housing 35 the right and lefts are symmetrically arranged with two standing grooves 21, be used for placing electronics playback equipment 20, standing groove 21 outer surfaces are provided with a more than air vent 22, for the heat radiation of electronics playback equipment and the diffusion of sound, housing 35 is arranged on front support stand 1 top, the first power supply is chargeable lithium cell, board for lying on back height adjustment mechanism comprises governor motion switch 7, two groups have the sleeve 8 of open slot, headstock 10, motor 26, second source, two cocainine bars 28, two groups of nuts 29, nut connecting rod 30, four groups of straight bevel gears 31, power transmission shaft 32 and sliding bearing 33, governor motion switch 7, second source and motor 26 are connected in series, nut 29 screw-casings are located on screw mandrel 28, link together by nut connecting rod 30, two cocainine bars 28 are arranged in two groups of sleeves 8 that have an open slot by two groups of nuts 29 and nut connecting rod 30, nut connecting rod 30 is arranged in guide groove, screw mandrel 28 bottoms are provided with straight bevel gear 31, power transmission shaft 32 the right and lefts are also provided with straight bevel gear 31, two cocainine bars 28 are connected with a joggle togather by straight bevel gear 31 and power transmission shaft 32 left and right, motor 26 rotating shafts and power transmission shaft 32 are connected by meshing transmission by straight bevel gear 31, be used for driving screw mandrel 28 and nut 29 to carry out elevating movement, sliding bearing 33 is arranged in headstock 10, power transmission shaft 32 is arranged in headstock 10 by sliding bearing 33, second source is connected with external commercial power, for motor 26 provides electric power.
The front support rod 16 of the present embodiment is arranged on spill base 15, and can rotate along axis direction, and object is the deformation producing while adapting to board for lying on back 5 elevating movement; The simple efficient quick of board for lying on back height adjustment mechanism adjustment process of the present embodiment, leave apparatus for body building with sit-ups without user, and leading screw and nut mechanism can be realized the adjusting of the arbitrary height in screw mandrel 28 effective depths (0-1m), in the time that screw mandrel 28 drives nut 29 lifting, nut connecting rod 30 slides to adapt to along guide rail 27 displacement that screw mandrel 28 and board for lying on back 5 produce.
These are only preferred embodiment of the present utility model; be not intended to limit protection domain of the present utility model; therefore, all any modifications of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model within spirit of the present utility model and principle.

Claims (7)

1. an apparatus for body building with sit-ups, comprise front support rod (16), front support stand (1), connector (3), board for lying on back bracing frame (4), board for lying on back (5), back support rod (9) and guide rail (27), described front support stand (1) is arranged on described front support rod (16), described board for lying on back bracing frame (4) is arranged on described front support stand (1) by described connector (3), described board for lying on back (5) is arranged on described board for lying on back bracing frame (4), described back support rod (9) is arranged on described board for lying on back (5) tail end, described guide rail (27) is arranged on described board for lying on back bracing frame (4) bottom, form guide groove with together with described board for lying on back bracing frame (4), it is characterized in that: described apparatus for body building with sit-ups also comprises timing statistics display and board for lying on back height adjustment mechanism,
Described timing statistics display comprises housing (35), loudspeaker (23), timing statistics monitor switch (24), display screen (25), timing counter (34), pressure sensor (7), the first power supply and single-chip microcomputer, described pressure sensor (7) is arranged in described board for lying on back (5), described timing statistics monitor switch (24) is connected in series with the first described power supply, described single-chip microcomputer is respectively at described loudspeaker (23), display screen (25), timing counter (34), pressure sensor (7), the first power supply is arranged on after connecting on described housing (35), described housing (35) the right and left is symmetrically arranged with two standing grooves (21), be used for placing electronics playback equipment (20), described housing (35) is arranged on described front support stand (1) top,
Described board for lying on back height adjustment mechanism comprises governor motion switch (7), two groups have the sleeve (8) of open slot, headstock (10), motor (26), second source, two cocainine bars (28), two groups of nuts (29), nut connecting rod (30), four groups of straight bevel gears (31), power transmission shaft (32) and sliding bearing (33), described governor motion switch (7), second source and motor (26) are connected in series, described nut (29) screw-casing is located on screw mandrel (28), link together by described nut connecting rod (30), two described cocainine bars (28) are arranged in described two groups of sleeves (8) that have an open slot by described two groups of nuts (29) and nut connecting rod (30), described nut connecting rod (30) is arranged in described guide groove, described screw mandrel (28) bottom is provided with straight bevel gear (31), described power transmission shaft (32) the right and left is also provided with straight bevel gear (31), two described cocainine bars (28) are connected with a joggle togather by described straight bevel gear (31) and described power transmission shaft (32) left and right, described motor (26) rotating shaft and described power transmission shaft (32) are connected by meshing transmission by described straight bevel gear (31), for driving described screw mandrel (28) and nut (29) to carry out elevating movement, described sliding bearing (33) is arranged in described headstock (10), described power transmission shaft (32) is arranged in described headstock (10) by sliding bearing (33).
2. apparatus for body building with sit-ups according to claim 1, it is characterized in that: described front support stand (1) also comprises fastening screw (12), upper pressure pin (13), lower supporting rod (14) and spill base (15), on described front support stand (1), be provided with a more than locating hole (18), described connector (3) is removably fixedly mounted on described front support stand (1) by described fastening screw (12) and locating hole (18), described upper pressure pin (13) is symmetrically arranged on described front support stand (1) middle and upper part, described lower supporting rod (14) is symmetrically arranged on described front support stand (1) middle and lower part, described spill base (15) is arranged on described front support rod (16).
3. apparatus for body building with sit-ups according to claim 2, is characterized in that: described upper pressure pin (13) and lower supporting rod (14) are all arranged with sponge axle sleeve (19).
4. apparatus for body building with sit-ups according to claim 1 and 2, is characterized in that: described connector (3) is fixedly mounted on described front support stand (1) by connecting bolt (17).
5. apparatus for body building with sit-ups according to claim 1, is characterized in that: described standing groove (21) outer surface is provided with a more than air vent (22), for the described heat radiation of electronics playback equipment and the diffusion of sound.
6. apparatus for body building with sit-ups according to claim 1, is characterized in that: the first described power supply is chargeable lithium cell.
7. apparatus for body building with sit-ups according to claim 1, is characterized in that: described second source is connected with external commercial power, for described motor (26) provides electric power.
CN201320831418.8U 2013-12-17 2013-12-17 Sit-up exercise device Withdrawn - After Issue CN203620183U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320831418.8U CN203620183U (en) 2013-12-17 2013-12-17 Sit-up exercise device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320831418.8U CN203620183U (en) 2013-12-17 2013-12-17 Sit-up exercise device

Publications (1)

Publication Number Publication Date
CN203620183U true CN203620183U (en) 2014-06-04

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CN201320831418.8U Withdrawn - After Issue CN203620183U (en) 2013-12-17 2013-12-17 Sit-up exercise device

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103611270A (en) * 2013-12-17 2014-03-05 武汉大学 Sit-up fitness device
CN110657999A (en) * 2019-10-12 2020-01-07 安徽江淮汽车集团股份有限公司 Ramp slope setting device for vehicle test
CN112741997A (en) * 2021-02-24 2021-05-04 驻马店职业技术学院 Reverse bow type waist and abdomen strength training device
CN112915473A (en) * 2021-01-20 2021-06-08 河南理工大学 Sit up ware is used in sports teaching
CN113616984A (en) * 2021-08-11 2021-11-09 临沂大学 Sit-up device convenient for angle adjustment for body building

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103611270A (en) * 2013-12-17 2014-03-05 武汉大学 Sit-up fitness device
CN110657999A (en) * 2019-10-12 2020-01-07 安徽江淮汽车集团股份有限公司 Ramp slope setting device for vehicle test
CN112915473A (en) * 2021-01-20 2021-06-08 河南理工大学 Sit up ware is used in sports teaching
CN112915473B (en) * 2021-01-20 2021-09-24 河南理工大学 Sit up ware is used in sports teaching
CN112741997A (en) * 2021-02-24 2021-05-04 驻马店职业技术学院 Reverse bow type waist and abdomen strength training device
CN113616984A (en) * 2021-08-11 2021-11-09 临沂大学 Sit-up device convenient for angle adjustment for body building
CN113616984B (en) * 2021-08-11 2022-04-12 临沂大学 Sit-up device convenient for angle adjustment for body building

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GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20140604

Effective date of abandoning: 20150715

RGAV Abandon patent right to avoid regrant