CN202289306U - Rotary spring exerciser with convenience for moment regulation - Google Patents
Rotary spring exerciser with convenience for moment regulation Download PDFInfo
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- CN202289306U CN202289306U CN2011204369680U CN201120436968U CN202289306U CN 202289306 U CN202289306 U CN 202289306U CN 2011204369680 U CN2011204369680 U CN 2011204369680U CN 201120436968 U CN201120436968 U CN 201120436968U CN 202289306 U CN202289306 U CN 202289306U
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- flywheel
- pulling force
- panel
- lock body
- dead bolt
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Abstract
The utility model relates to the technical field of rotary spring exercisers which utilizes tension and inertia, in particular to a rotary spring exerciser with convenience for moment regulation. The rotary spring exerciser comprises a flywheel center shaft, a disc-type flywheel, a tension rope, a tension rope handle and a shell, wherein two ends of the flywheel center shaft are fixed on the shell by a bearing; the right side of the shell is provided with a rope hole through which the tension rope can pass; the left side of the shell is provided with a shell handle fixed on the shell; the tension rope handle is arranged outside the right side of the shell; the disc-type flywheel comprises two flywheel plates and a counter weight plate with variable moment, wherein the two flywheel plates are fixed on two sides of the flywheel center shaft; the counter weight plate with variable moment is fixedly installed on the outer side of the flywheel plate by a bolt; the counter weight plate with variable moment comprises a locking device and a panel which are mutually matched and installed; and the locking device is movably arranged on the inner surface of the panel along the radius direction of the disc-type flywheel. According to the spring exerciser adopting the technical scheme, the technical problem that the moment of the spring exerciser is inconvenient to regulate can be solved.
Description
Technical field
The utility model relates to a kind of rotary pulling force device technical field of utilizing pulling force and inertia, specifically refers to a kind of convenient rotary pulling force device of regulating moment.
Background technology
Along with carrying out of national body building comprehensively, people need more pulling force equipment to take exercises.The exercise chest that adopts at present and the equipment of arm strength mainly are steel strand exercisers; This steel strand exerciser is that the extension spring active card by regular length and elastic force is contained on the handle, and the person taking exercise grasps handle, exercises one's muscles by the pulling force that overcomes extension spring; But this chest expander is owing to the natural length and the deformation length of extension spring immobilize; The adjusting of pulling force is to rely on the quantity of increase and decrease extension spring to adjust, just pulling force almost at double adjustment change, chest expander pulling force extent can not well be adjusted.
The utility model content
The technical problem that the utility model will solve provides a kind of rotary pulling force device of adjustable weight, solves the technical problem that existing chest expander pulling force extent can not well be adjusted, the technical problem of convenient adjustment chest expander moment size.
For solving the problems of the technologies described above; The utility model adopt technical scheme be: a kind of convenient rotary pulling force device of regulating moment; Comprise flywheel central shaft, symmetry be fixedly mounted on pulling force rope on the flywheel central shaft of the disc type flywheel of flywheel central shaft both sides, front end sleeve, connect the pulling force rope rear end the pulling force rope handle and outside cover on the housing outside the disc type flywheel; Bearing fixing is passed through on housing in flywheel central shaft two ends; The right side of housing has can be through the rope hole of pulling force rope; Also through the mid point of flywheel central shaft, locate to be provided with the housing handle that is fixed on the housing along the mirror image symmetry of flywheel central axis with the rope hole site by the left side of housing perpendicular to the flywheel central shaft for the center line in rope hole, and the pulling force rope handle is arranged on the right hand external of housing; Described disc type flywheel comprises the two blocks of flywheel plates being fixed on flywheel central shaft both sides and the Weight plate of variable torque; The Weight plate of variable torque is installed in the flywheel plate outside through bolt, and the Weight plate of variable torque comprises locking system and the panel that cooperatively interacts and install, and locking system movably is arranged on the inner face of panel along disc type flywheel radial direction.
Adopt the chest expander of technique scheme; During use, use the external force rotary middle spindle, pulling force rope is twisted in pulling force rope on the flywheel central shaft along counter clockwise direction; Left hand is held the fixedly housing handle of chest expander; The pulling force rope handle that the right hand is held the right side outwards pulls at pulling force rope, and at this moment, pulling force rope can drive the disc type flywheel and turn clockwise; Then, user's right arm inwardly moves, under the effect of inertia of disc type flywheel; Pulling force rope is turned clockwise rollback again to the flywheel central shaft; At this moment, the right hand is outwards firmly expanded once more and is drawn pulling force rope, and pulling force rope can drive the disc type flywheel again and be rotated counterclockwise; So back and forth operation has just formed the back and forth motion exercise of outer expansion.It is the same that this convenient reciprocal motion principle of rotary pulling force device of regulating moment is similar to yo-yo, and the principle of utilizing object of which movement can produce inertia realizes.When outside when drawing pulling force rope, flywheel rotates.According to the size of pulling force, the speed that flywheel rotates is also different, and the size of inertia force is also different, and flywheel rotates fast more, and inertia force is big more.When pulling force rope is pulled out, flywheel will be rotated further along the former direction of motion because of the cause of inertia, in the time of motion pulling force rope regained and will be wrapped on the flywheel central shaft, and people's hand pulls at pulling force rope slows down flywheel.When flywheel stops operating or reaches capacity because of people's hand pulling force after the position stops operating, people's hand is firmly pulled out pulling force rope once more, makes the flywheel counter motion.Thus at people's hand pulling force, under the effect of flywheel inertia force, constantly repetitive operation reaches the purpose of body-building.Limit described disc type flywheel and comprise the two blocks of flywheel plates being fixed on flywheel central shaft both sides and the Weight plate of variable torque; The Weight plate of variable torque is installed in the flywheel plate outside through bolt; The Weight plate of variable torque comprises locking system and the panel that cooperatively interacts and install, and the Weight plate of variable torque movably is arranged on the inner face of panel along disc type flywheel radial direction.The qualification of this structure can guarantee to adjust as required the moment of flywheel; Set-up procedure is mainly and earlier housing is opened, and the locking system position of the Weight plate of variable torque is adjusted, thereby changed the moment of flywheel; After regulating the Weight plate position of variable torque, housing closed to fix.Through the installation site of adjustment balancing weight locking system, also just adjusted the size of disc type flywheel rotating inertia force like this, flywheel moment is big more, and inertia force is big more.Can be suitable for crowd's demand and the requirement that rank are entered in exercise according to difference, adjust the moment of disc type flywheel voluntarily.
This technical scheme is different from common steel strand exerciser.Ball spring structure chest expander, elastic pulling force is constant, and the user need choose the steel strand exerciser of different size elastic force according to self strength size, and spring has fatigue effect, and long-time frequent use can make its distortion.Because entire mechanism does not have spring structure, just there is not constant pulling force restriction yet, the flywheel velocity of rotation is fast more, and is big more in the inertia, and the pulling force of generation is also just big more.Otherwise velocity of rotation is more little, and the pulling force of generation is also just more little, and pulling force can in very large range carry out electrodeless adjusting, and the user can adjust the pulling force size according to self-demand fully, and the utility model use have certain recreational, all-ages.Common in addition rotary pulling force fitness equipment, flywheel moment is constant, and the user need choose the different size chest expander according to self strength size.The advantage of this structure is, only needs a cover fitness equipment main body mechanism, and cooperation can change the Weight plate of moment, and the user can adjust the pulling force size according to self-demand fully.
Further; In the concrete structure of the Weight plate of the described variable torque of concrete restriction; Described locking system include can about flexible dead bolt, dead bolt button, locking system main body block, elastic fluid, lock body fixed block, the inner face of locking system main body block is provided with the horizontal groove of lock body along left and right directions; Locking system main body block mid portion; Be provided with the vertical groove of lock body along fore-and-aft direction, the rear end of dead bolt is interior chock type structure, and the dead bolt button is corresponding outer chock structure with the contact position, rear end of dead bolt; Described lock body fixed block, elastic fluid, dead bolt button, dead bolt are turned left from the right side successively to cooperate and are installed in the horizontal groove of lock body; Horizontal groove of said lock body and the vertical perforation each other of the vertical groove of said lock body, the lock body fixed block is through being bolted on the locking system main body block; The panel mid portion is provided with the vertical groove of panel along disc type flywheel radial direction; The vertical groove of panel inner surface left end portion and panel is arranged with a plurality of panel fixed blocks in parallel; The vertical groove position of the position of the vertical groove of described lock body and panel connects each other; Leave spacing between described per two neighbouring panel fixed blocks, the width of spacing size and described dead bolt front end matees each other, is stuck in the described dead bolt button in the groove that vertical groove of panel and the vertical groove of lock body connect each other.
The restriction of this structure has further guaranteed to make things convenient for adjusting, because the rear end of dead bolt is interior chock type structure; The dead bolt button is corresponding outer chock structure with the contact position, rear end of dead bolt, in the time of adjusting, only need the dead bolt button be pressed; Dead bolt is under the effect of the power of pressing down, and the elastic force that overcomes elastic fluid along the chock direction to the right moves, and the front end of dead bolt breaks away from the restriction that is arranged on the panel fixed block; Then; The whole Weight plate that changes moment is moved up and down along the vertical groove of panel, thereby the moment of having regulated the disc type flywheel has just been adjusted the pulling force of chest expander.
Further, limiting described elastic fluid is spring, and this is because the elastic stability of spring and difficult the inefficacy can guarantee better repeatedly adjustment.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model technical scheme is further specified:
Fig. 1 is a kind of convenient structural representation of regulating the rotary pulling force device of moment of the utility model;
Fig. 2 is the structural representation of disc type flywheel in the utility model scheme;
Fig. 3 is the structural representation of panel among the utility model Fig. 2;
Fig. 4 is in the utility model scheme, is installed in the structural representation of the locking system on the panel inner face among Fig. 2.
The specific embodiment
Like Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4; A kind of convenient rotary pulling force device of regulating moment that the utility model provides; Comprise flywheel central shaft 1, symmetry be fixedly mounted on pulling force rope 3 on flywheel central shaft 1 of the disc type flywheel of flywheel central shaft 1 both sides, front end sleeve, connect pulling force rope 3 rear ends pulling force rope handle 4 and outside cover on the housing 5 outside the disc type flywheel; Flywheel central shaft 1 two ends are fixed on the housing through bearing 6; The right side of housing 5 has can be through the rope hole 51 of pulling force rope; Also through the mid point of flywheel central shaft 1, locate to be provided with the housing handle 52 that is fixed on the housing 5 along the mirror image symmetry of flywheel central axis with rope 51 positions, hole by the left side of housing 5 perpendicular to flywheel central shaft 1 for the center line in rope hole 51, and pulling force rope handle 4 is arranged on the right hand external of housing 6; Described disc type flywheel comprises the two blocks of flywheel plates 21 that are fixed on flywheel central shaft 1 both sides and the Weight plate of variable torque; The Weight plate of variable torque is fixedly mounted on flywheel plate 21 outsides through bolt 23, and the Weight plate of variable torque comprises locking system and the panel 25 that cooperatively interacts and install, and locking system movably is arranged on the inner face of panel 25 along disc type flywheel radial direction; Described locking system include can about flexible dead bolt 26, dead bolt button 27, locking system main body block 28, spring 29, lock body fixed block 30; The inner face of locking system main body block 28 is provided with the horizontal groove 281 of lock body along left and right directions, and the mid portion of locking system main body block 28 is provided with the vertical groove 282 of lock body along fore-and-aft direction; The rear end of dead bolt 26 is interior chock type structure, and dead bolt button 27 is corresponding outer chock structure with the contact position, rear end of dead bolt 26; Described lock body fixed block 30, spring 29, dead bolt button 27, dead bolt 26 are turned left from the right side successively to cooperate and are installed in the horizontal groove 281 of lock body; Horizontal groove 281 of said lock body and the vertical groove 282 mutual vertical perforations of said lock body, lock body fixed block 30 is through being bolted on the locking system main body block 28; The panel mid portion is provided with the vertical groove 251 of panel along disc type flywheel radial direction; The vertical groove 251 of panel 25 inner surface left end portion and panel is arranged with a plurality of panel fixed blocks 252 in parallel; Vertical groove 251 positions of the position of the vertical groove 281 of described lock body and panel connect each other; Leave spacing between described per two neighbouring panel fixed blocks 252; The width of spacing size and described dead bolt 26 front ends matees each other, is stuck in the described dead bolt button 27 in the vertical groove 281 mutual grooves that connect of vertical groove 251 of panel and lock body.
For a person skilled in the art; Under the prerequisite that does not break away from the utility model structure; Can also make some distortion and improvement, these also should be regarded as the protection domain of the utility model, all can not influence effect and practical applicability that the utility model is implemented.
Claims (3)
1. a convenience is regulated the rotary pulling force device of moment; It is characterized in that: comprise flywheel central shaft, symmetry be fixedly mounted on pulling force rope on the flywheel central shaft of the disc type flywheel of flywheel central shaft both sides, front end sleeve, connect the pulling force rope rear end the pulling force rope handle and outside cover on the housing outside the disc type flywheel; Bearing fixing is passed through on housing in flywheel central shaft two ends; The right side of housing has can be through the rope hole of pulling force rope; The center line in rope hole also passes through the mid point of flywheel central shaft perpendicular to the flywheel central shaft; The left side of housing locates to be provided with the housing handle that is fixed on the housing with the rope hole site along the mirror image symmetry of flywheel central axis; The pulling force rope handle is arranged on the right hand external of housing, and described disc type flywheel comprises the two blocks of flywheel plates being fixed on flywheel central shaft both sides and the Weight plate of variable torque, and the Weight plate of variable torque is installed in the flywheel plate outside through bolt; The Weight plate of variable torque comprises locking system and the panel that cooperatively interacts and install, and locking system movably is arranged on the inner face of panel along disc type flywheel radial direction.
2. a kind of convenient rotary pulling force device of regulating moment according to claim 1; It is characterized in that: described locking system include can about flexible dead bolt, dead bolt button, locking system main body block, elastic fluid, lock body fixed block; The inner face of locking system main body block; Be provided with the horizontal groove of lock body along left and right directions, locking system main body block mid portion is provided with the vertical groove of lock body along fore-and-aft direction; The rear end of dead bolt is interior chock type structure, and the dead bolt button is corresponding outer chock structure with the contact position, rear end of dead bolt; Described lock body fixed block, elastic fluid, dead bolt button, dead bolt are turned left from the right side successively to cooperate and are installed in the horizontal groove of lock body; Horizontal groove of said lock body and the vertical perforation each other of the vertical groove of said lock body, the lock body fixed block is through being bolted on the locking system main body block; The panel mid portion is provided with the vertical groove of panel along disc type flywheel radial direction; The vertical groove of panel inner surface left end portion and panel is arranged with a plurality of panel fixed blocks in parallel; The vertical groove position of the position of the vertical groove of described lock body and panel connects each other; Leave spacing between described per two neighbouring panel fixed blocks, the width of spacing size and described dead bolt front end matees each other, is stuck in the described dead bolt button in the groove that vertical groove of panel and the vertical groove of lock body connect each other.
3. a kind of convenient rotary pulling force device of regulating moment according to claim 2, it is characterized in that: described elastic fluid is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204369680U CN202289306U (en) | 2011-11-07 | 2011-11-07 | Rotary spring exerciser with convenience for moment regulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204369680U CN202289306U (en) | 2011-11-07 | 2011-11-07 | Rotary spring exerciser with convenience for moment regulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202289306U true CN202289306U (en) | 2012-07-04 |
Family
ID=46358298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204369680U Expired - Fee Related CN202289306U (en) | 2011-11-07 | 2011-11-07 | Rotary spring exerciser with convenience for moment regulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202289306U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111686402A (en) * | 2019-03-14 | 2020-09-22 | 艾克斯培克迅有限责任公司 | Exercise method and apparatus |
| CN111870868A (en) * | 2020-08-13 | 2020-11-03 | 南通铁人运动用品有限公司 | Adjustable resistance explosive force trainer |
-
2011
- 2011-11-07 CN CN2011204369680U patent/CN202289306U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111686402A (en) * | 2019-03-14 | 2020-09-22 | 艾克斯培克迅有限责任公司 | Exercise method and apparatus |
| CN111870868A (en) * | 2020-08-13 | 2020-11-03 | 南通铁人运动用品有限公司 | Adjustable resistance explosive force trainer |
| CN111870868B (en) * | 2020-08-13 | 2024-06-04 | 南通铁人运动用品有限公司 | Resistance-adjustable explosive force trainer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20121107 |