CN106310598B - A kind of abdomen-building machine - Google Patents
A kind of abdomen-building machine Download PDFInfo
- Publication number
- CN106310598B CN106310598B CN201610688555.9A CN201610688555A CN106310598B CN 106310598 B CN106310598 B CN 106310598B CN 201610688555 A CN201610688555 A CN 201610688555A CN 106310598 B CN106310598 B CN 106310598B
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- China
- Prior art keywords
- spring
- rotating ballhead
- abdomen
- building machine
- hole
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- Expired - Fee Related
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Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/02—Exercising apparatus specially adapted for particular parts of the body for the abdomen, the spinal column or the torso muscles related to shoulders (e.g. chest muscles)
- A63B23/0205—Abdomen
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/02—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters
- A63B21/055—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters extension element type
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Pulmonology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Springs (AREA)
Abstract
A kind of abdomen-building machine of the present invention includes the swing arm telescoping mechanism of a cushion and two or so distribution.Swing arm telescoping mechanism includes rotary shaft rack, L-type swing arm, tube, swings fixing piece, safe deck, extension spring, elastic connection seat, positioning seat, spiral lock.L-type swing arm can rotate between the first position-limited rack and the second position-limited rack of rotary shaft rack.Safe deck can prevent the first rotating ballhead to be detached from use with the swing fixing piece.Wherein extension spring further includes:Cable wire, the second rotating ballhead, inner spring, third rotating ballhead, outer spring.The inner spring connects the first rotating ballhead by cable wire, and the other end connects the third rotating ballhead, can replace the spring of required limit of stretch according to demand.Outer spring is arranged with outside the inner spring, outer spring both ends carry out necking processing so that during spring elongation, outer spring always encases inner spring.The limit of stretch of extension spring structure can be significantly increased in the design of dual spring.
Description
Technical field
The present invention relates to a kind of fitness equipment devices, relate in particular to a kind of abdomen-building machine.
Background technology
The modern life, with the increasingly increase of operating pressure, life stress, inferior health is asked at the main of human health
Topic.How in a limited space, sportsing body-building is realized in the time, is that numerous sports apparatus manufacturers endeavour asking for solution
Topic.Household fitness equipment is increasingly subject to the happiness of consumer since its is small, low cost, easy to use, multi-functional advantage
Vigorously.
Small-sized abdomen-building machine assists the movements such as sit-ups, pushup, strong abdomen using the flexible clamping of holder, reach with
The effect of single instrument auxiliary multi-motion.It is mainly overcome using user by pushing swing arm in abdomen-building machine swing arm drawing mechanism
The power that spring elongation deformation generates, to achieve the purpose that sportsing body-building.Chinese patent literature CN203899023U discloses one
Kind fitness equipment.The fitness equipment includes:One first support, a second support, a protrusion, a linear elasticity part and a connecting rod.The
Two holders are coaxially articulated in first support with protrusion, and protrusion swings connection second support, and connecting rod interlocks linear elastic component, linear bullet
Property part swingably stretch and limit in first support by displacement.When second support is with respect to first support pivot pendulum, due to connecting rod
For rigid structure, connecting rod can limit the springing range of linear elastic component, linear elasticity part is enable steadily to stretch, and can prevent line
Property elastic component touches the inner wall of first support.Abdomen-building machine when static, by spring present it is a degree of stretch it is tight to
So that second support is in tighten stress.Due to the structure of Single spring, if simultaneously overstriking spring can only be lengthened by increasing exercise intensity,
It just can ensure that abdomen-building machine can bear the elastic force of bigger.However, the space of the first support of abdomen-building machine storage spring is limited, increase empty
Between will greatly improve production cost.
Invention content
For this purpose, technical problem to be solved by the present invention lies in single bullets of the extension spring structure of abdomen-building machine in the prior art
The construction tensile strength of spring is insufficient and single with external connection mode, and connective stability is poor.
In order to solve the above technical problems, the used technical solution of the present invention:
A kind of abdomen-building machine, including:
Cushion;
Swing arm telescoping mechanism is separately positioned on the both sides of the cushion, further includes:
Rotary shaft rack, the rotary shaft rack left and right sides coat protection cap, are provided with tube mounting hole, and be provided with the first limit
Frame and the second position-limited rack;
L-type swing arm, one end are welded with tube;
Tube, it is cylinder, it is provided with through-hole at the tube center, is mounted in the rotary shaft rack by screw,
And make tube is mobilizable to be rotated between the first position-limited rack and the second position-limited rack;
Fixing piece is swung, it is U-shaped, it is welded on the outside of the tube, is provided with connecting hole;
Safe deck, is provided with for the perforative hole of the first rotating ballhead, and the swing fixing piece is connected in by screw;
Extension spring further includes:
First rotating ballhead is provided with through-hole at bulb, is connected by screw with the connecting hole for swinging fixing piece;
Cable wire is in elbow structure, and one end connects one end of first rotating ballhead, and the other end connects the second screw
Head;
Second rotating ballhead, one end connect the cable wire, and the other end connects inner spring;
Inner spring, one end connect second rotating ballhead, and the other end connects third rotating ballhead;
Third rotating ballhead is provided with through-hole at bulb;
Outer spring is set in outside the inner spring, and the outer spring both ends carry out necking processing so that internal diameter is less than described
The internal diameter of inner spring;
Elastic connection seat, there are two through-holes for setting, connect the third rotating ballhead and connection spiral lock;
Positioning seat is provided with screw hole, for positioning elastic connecting seat, third rotating ballhead, spiral lock connection;
Spiral lock, one end are provided with rotatable bulb, through-hole are provided among the rotatable bulb, centre is with spiral shell
The bar of line, the other end connect adjusting knob;
Fixed seat, is internally provided with the screw thread engaged with the bar screw thread, and the adjusting knob is arranged in the fixed seat
End;
Heat absorption plate core structure holder is provided between the rotary shaft rack and the fixed seat, the heat absorption plate core structure holder coats the stretching
Spring, one end are riveted with the fixed seat.
What the inner spring was in contact with the outer spring is provided at both ends with plastic cement block.
First rotating ballhead is with the cable wire using the connection type of riveting.
Second rotating ballhead one end is with the cable wire using the connection type of riveting;The other end be provided with screw thread with it is interior
The screw thread being arranged in spring corresponds to, and the two is connected by spiral.
One end of the third rotating ballhead is provided with screw thread, and corresponding with the screw thread being arranged in inner spring, the two passes through
Spiral connects.
The maximum pull that the outer spring is born is more than the maximum pull that the inner spring is born.
The above technical solution of the present invention has the following advantages over the prior art.
1. a kind of abdomen-building machine of the present invention includes the swing arm telescoping mechanism of a cushion and two or so distribution.Swing arm is stretched
Contracting mechanism includes rotary shaft rack, L-type swing arm, tube, swings fixing piece, safe deck, extension spring, elastic connection seat, positioning
Seat, spiral lock.L-type swing arm can rotate between the first position-limited rack and the second position-limited rack of rotary shaft rack.Safe deck can be prevented
Only the first rotating ballhead is detached from use with the swing fixing piece, avoids that user is caused to come to harm.Wherein stretch
Spring further includes:Cable wire, the second rotating ballhead, inner spring, third rotating ballhead, outer spring.The inner spring passes through steel
Rope connects the first rotating ballhead, and the other end connects the third rotating ballhead, can replace required limit of stretch according to demand
Spring.Outer spring is arranged with outside the inner spring, outer spring both ends carry out necking processing so that during spring elongation, outside
Spring always encases inner spring.The limit of stretch of extension spring structure can be significantly increased in the design of dual spring.
2. what a kind of extension spring structure inner spring of abdomen-building machine of the present invention was in contact with outer spring is provided at both ends with modeling
Glue block, it is possible to reduce the noise that inner spring is generated with outer spring by friction can also reduce inner spring with outer spring because friction is produced
Raw loss.
3. the technique needed for a kind of connection type of the first rotating ballhead of abdomen-building machine of the present invention with cable wire using riveting
Equipment is simple, has antidetonation, stretch-proof, and solid and reliable advantage.
4. a kind of one end of third rotating ballhead of abdomen-building machine of the present invention is provided with screw thread, and it is arranged in inner spring
Screw thread is corresponding, and the two is connected by spiral, and connection type is easy, has the advantages that stretch-proof.
5. the maximum pull that a kind of outer spring of abdomen-building machine of the present invention is born is more than the maximum drawing that inner spring is born
Power avoids pulling force is excessive outer spring is caused to be broken suddenly, causes danger.
Description of the drawings
In order to make the content of the present invention more clearly understood, it below according to specific embodiments of the present invention and combines
Attached drawing, the present invention is described in further detail, wherein
Fig. 1 is a kind of stereogram of abdomen-building machine of the present invention;
Fig. 2 is a kind of STRUCTURE DECOMPOSITION stereogram of the swing arm telescoping mechanism of abdomen-building machine of the present invention;
Fig. 3 is a kind of STRUCTURE DECOMPOSITION front view of the swing arm telescoping mechanism of abdomen-building machine of the present invention;
Fig. 4 is a kind of extension spring structural schematic diagram of the swing arm telescoping mechanism of abdomen-building machine of the present invention;
Structural schematic diagram when Fig. 5 is a kind of inner spring stationary state of extension spring of abdomen-building machine of the present invention;
Fig. 6 is a kind of structural schematic diagram of first rotating ballhead of the extension spring of abdomen-building machine of the present invention;
Fig. 7 is a kind of structural schematic diagram of second rotating ballhead of the extension spring of abdomen-building machine of the present invention;
Fig. 8 is a kind of structural schematic diagram of the third rotating ballhead of the extension spring of abdomen-building machine of the present invention;
Fig. 9 is a kind of structural schematic diagram of the plastic cement block of the extension spring of abdomen-building machine of the present invention.
Reference numeral is expressed as in figure:A1- swing arm telescoping mechanisms;B1- cushions;1- rotary shaft racks;The left protection caps of 11-;12-
Right protection cap;15- mounting holes;The first position-limited racks of 13-;The second position-limited racks of 14-;2-L type swing arms;3- tubes;31- through-holes;4- is put
Dynamic fixing piece;41- connecting holes;The safe decks of 42-;5- extension springs;The first rotating ballheads of 51-;511- through-holes;52- cable wires;
The second rotating ballheads of 53-;54- inner springs;55- third rotating ballheads;551- through-holes;56- outer springs;6- elastic connection seats;61-
Through-hole;7- positioning seats;8- spiral locks;81- adjusting knobs;9- fixed seats;10- heat absorption plate core structure holders.
Specific implementation mode
A kind of abdomen-building machine is as shown in Figure 1, include a cushion B1, two or so the swing arm telescoping mechanism A1 being distributed.It is described
Cushion is rectangular or similar rectangular sponge cushion, can also be round or oval sponge cushion.Two or so distribution
Swing arm telescoping mechanism is connected by the cross bar that is arranged in cushion, can be welding can also be screw connection.The swing arm is drawn
Stretch mechanism A1 as shown in figs. 2-9, including:
Rotary shaft rack 1, the rotary shaft rack left and right sides coat protection cap, are divided into left protection cap 11, right protection cap 12.Two guarantors
Protecting cover can be connected by screw.The rotary shaft rack 1 is provided with tube mounting hole 15, and is provided with the first position-limited rack 13 and
Two position-limited racks 14.
L-type swing arm 2, one end are welded with tube 3.2 material of L-type swing arm is metal.Usually in one end of contact user's body
It is coated with sponge.
Tube 3, it is cylinder, it is provided with through-hole 31 at the tube center, the rotary shaft rack 1 is mounted on by screw
Interior, screw passes through the mounting hole 15 and the through-hole 31.And makes tube mobilizable and limited in the first position-limited rack 13 and second
It is rotated between the frame 14 of position.
Fixing piece 4 is swung, it is U-shaped, it is welded on the outside of the tube, is provided with connecting hole 41.
Safe deck 42, is provided with for 51 perforative hole of the first rotating ballhead, and being connected in the swing by screw fixes
Part.The safe deck 42 can prevent the first rotating ballhead 51 to be detached from use with the swing fixing piece 4, avoid
User is caused to come to harm.The centre of the safe deck 42 is clipped in the swing fixing piece 4, and edge is fixed with the swing
4 edge of part is bonded, and to the clamping for forming safe deck 42 with swinging fixing piece 4, the first rotating ballhead of extension spring 5 is locked
In swinging fixing piece 4.Meanwhile safe deck 42 is plastic cement material, can reduce the first rotating ballhead 51 and swing fixing piece 4
Frictional noise.The design of safe deck 42 is also the distinguishing feature that the present invention is different from the prior art.Through excessive
It is secondary it is demonstrated experimentally that the design for increasing safe deck 42 does not reduce noise singly, it is also more smooth equally during spring elongation,
It is not in interim card.
Extension spring 5, further includes:
First rotating ballhead 51 facilitates the swing fixing piece 4 to connect.Through-hole 511 is provided at bulb, with the swing
The connecting hole 41 of fixing piece is connected by screw.
Cable wire 52 is in elbow structure, the outside of the tube 3 is welded to due to swinging fixing piece, that is, in user
The movement locus that fixing piece 4 is swung during use is circular arc, and bend design can be as possible so that extension spring 5 be in level and transports
It is dynamic, it avoids spring from touching outside support inner wall during the motion and causes noise.One end passes through the first rotation described in riveting
One end of bulb 51, the other end pass through the second rotating ballhead of riveting 53.Cable wire can play the first rotating ballhead 51 with
Cushioning effect in second rotating ballhead 53.
Second rotating ballhead 53, one end connect the cable wire 52, and the other end connects inner spring 54.
Inner spring 54, one end connect second rotating ballhead 53, and the other end connects third rotating ballhead 54.
Third rotating ballhead 55 is provided with through-hole 551 at bulb.
Outer spring 56 is set in outside the inner spring 54, and 56 both ends of the outer spring carry out necking processing so that internal diameter is small
In the internal diameter of the inner spring.So that during spring elongation, outer spring 56 always encases inner spring 54, the bullet in stretching
The stretching of outer spring is driven when spring.The limit of stretch of extension spring structure can be significantly increased in the design of dual spring.Through testing number
According to showing in the case where inner spring and outer spring bear maximum elastic force unanimous circumstances, maximum bullet that the design of dual spring is born
Power is the three times for the maximum elastic force that Single spring is born or more.
Elastic connection seat 6, there are two through-holes 61 for setting, are connected by screw the third rotating ballhead 55 and connection screw lock
Part 7.
Positioning seat 7, there are two screw holes for setting, connect for positioning elastic connecting seat 6, third rotating ballhead 55, spiral lock 8
It connects.
Spiral lock 8, one end are provided with rotatable bulb, are provided with through-hole among the rotatable bulb, centre for
The bar of screw thread, the other end connect adjusting knob 81.
Fixed seat 9, is internally provided with the screw thread engaged with the screw thread of the bar, and the adjusting knob 81 is arranged described solid
The end of reservation 9.
Heat absorption plate core structure holder 10 is provided between the rotary shaft rack 1 and the fixed seat, described in the heat absorption plate core structure holder cladding
Extension spring 5.The heat absorption plate core structure holder 10 constitutes the stretching displacement of extension spring 5 with the rotary shaft rack 1 and the fixed seat 9
Space.
It, can be with displacement institute by rotating condition knob 81 since adjusting knob 81 is provided in the end of the fixed seat 9
Spiral lock 8 is stated, to change the tensile deformation degree of extension spring.
What the inner spring 54 was in contact with the outer spring 56 is provided at both ends with plastic cement block 57.Inner spring can be reduced
54 noises generated by friction with outer spring 56 can also reduce the loss that inner spring 54 is generated with outer spring 56 by friction.
First rotating ballhead 51 is with the cable wire 52 using the connection type of riveting.Required process equipment is simple,
With antidetonation, stretch-proof, and solid and reliable advantage, it avoids rotating ballhead in drawing process from being detached suddenly with cable wire, endangers
Danger.
Described second rotating ballhead, 53 one end is with the cable wire 52 using the connection type of riveting;The other end is provided with screw thread
Corresponding with the screw thread being arranged in inner spring, the two is connected by spiral, and connection type is easy, has the advantages that stretch-proof.It is described
Third rotating ballhead uses flat design at bulb, conveniently grips connecting, fixing for part.
One end of the third rotating ballhead 55 is provided with screw thread, corresponding with the screw thread being arranged in inner spring, and the two is logical
Spiral connection is crossed, connection type is easy, has the advantages that stretch-proof.The third rotating ballhead is set using flat at bulb
Meter, conveniently grips connecting, fixing for part.
The maximum pull that the outer spring is born is more than the maximum pull that the inner spring is born.Avoid pulling force excessive
It causes outer spring to be broken suddenly, causes danger.
First rotating ballhead 51, the second rotating ballhead 53, third rotating ballhead 55 material be stainless steel.It can also
Using other metal materials, such as copper, galvanized steel, aluminium alloy.Plastic cement material, such as PC, ABS can also be used.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (6)
1. a kind of abdomen-building machine, which is characterized in that include:
Cushion;
Swing arm telescoping mechanism is separately positioned on the both sides of the cushion, further includes:
Rotary shaft rack coats protection cap at left and right sides of rotary shaft rack, is provided with tube mounting hole, and be provided with the first position-limited rack and
Second position-limited rack;
L-type swing arm, one end are welded with tube;
Tube, it is cylinder, it is provided with through-hole at the tube center, is mounted in the rotary shaft rack by screw, and make
Tube is mobilizable is rotated between the first position-limited rack and the second position-limited rack;
Fixing piece is swung, it is U-shaped, it is welded on the outside of the tube, is provided with connecting hole;
Safe deck, is provided with for the perforative hole of the first rotating ballhead, and the swing fixing piece is connected in by screw;
Extension spring further includes:
First rotating ballhead is provided with through-hole at bulb, is connected by screw with the connecting hole for swinging fixing piece;
Cable wire is in elbow structure, and one end connects one end of first rotating ballhead, and the other end connects the second rotating ballhead;
Second rotating ballhead, one end connect the cable wire, and the other end connects inner spring;
Inner spring, one end connect second rotating ballhead, and the other end connects third rotating ballhead;
Third rotating ballhead is provided with through-hole at bulb;
Outer spring is set in outside the inner spring, and the outer spring both ends carry out necking processing so that internal diameter is less than the interior bullet
The internal diameter of spring;
Elastic connection seat, there are two through-holes for setting, connect the third rotating ballhead and connection spiral lock;
Positioning seat is provided with screw hole, for positioning elastic connecting seat, third rotating ballhead, spiral lock connection;
Spiral lock, one end are provided with rotatable bulb, and through-hole is provided among the rotatable bulb, and centre is screwed
Bar, the other end connect adjusting knob;
Fixed seat, is internally provided with the screw thread engaged with the bar screw thread, and the adjusting knob is arranged in the fixed seat end;
Heat absorption plate core structure holder is provided between the rotary shaft rack and the fixed seat, the heat absorption plate core structure holder coats the stretching bullet
Spring, one end are riveted with the fixed seat.
2. a kind of abdomen-building machine according to claim 1, which is characterized in that the inner spring be in contact with the outer spring two
End is provided with plastic cement block.
3. a kind of abdomen-building machine according to claim 2, which is characterized in that first rotating ballhead is used with the cable wire
The connection type of riveting.
4. a kind of abdomen-building machine according to claim 2 or 3, which is characterized in that second rotating ballhead one end with it is described
Cable wire is using the connection type riveted;It is corresponding with the screw thread being arranged in inner spring that the other end is provided with screw thread, and the two passes through spiral
Connection.
5. a kind of abdomen-building machine according to claim 4, which is characterized in that one end of the third rotating ballhead is provided with spiral shell
Line, corresponding with the screw thread being arranged in inner spring, the two is connected by spiral.
6. a kind of abdomen-building machine according to claim 5, which is characterized in that the maximum pull that the outer spring is born is more than
The maximum pull that the inner spring is born.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610688555.9A CN106310598B (en) | 2016-08-18 | 2016-08-18 | A kind of abdomen-building machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610688555.9A CN106310598B (en) | 2016-08-18 | 2016-08-18 | A kind of abdomen-building machine |
Publications (2)
Publication Number | Publication Date |
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CN106310598A CN106310598A (en) | 2017-01-11 |
CN106310598B true CN106310598B (en) | 2018-08-21 |
Family
ID=57743162
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Application Number | Title | Priority Date | Filing Date |
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CN201610688555.9A Expired - Fee Related CN106310598B (en) | 2016-08-18 | 2016-08-18 | A kind of abdomen-building machine |
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CN (1) | CN106310598B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2019147118A1 (en) * | 2018-01-26 | 2019-08-01 | Shop Latino Network, S. De R.L. De C.V. | Abdominal exercise device with internal resistance mechanism |
CN112516530A (en) * | 2020-12-25 | 2021-03-19 | 浙江尚摩工贸有限公司 | Multifunctional fitness equipment |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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TW518243B (en) * | 2000-03-30 | 2003-01-21 | Tessema D Shifferaw | Improved apparatus and methods for abdominal muscle and gluteal muscle exercise |
US9360073B2 (en) * | 2010-02-23 | 2016-06-07 | Renton Coil Spring Company | Tension spring mount with friction-resistant coating |
TWM462133U (en) * | 2013-06-07 | 2013-09-21 | Jin-Cheng Chuang | Fitness equipment |
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2016
- 2016-08-18 CN CN201610688555.9A patent/CN106310598B/en not_active Expired - Fee Related
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Granted publication date: 20180821 Termination date: 20190818 |